@charset "UTF-8";@import"https://fonts.googleapis.com/css2?family=Noto+Sans:ital,wght@0,400;0,500;1,400;1,500&display=swap";@import"https://fonts.googleapis.com/css2?family=Noto+Sans+Thai:wght@100;200;300;400;500;600;700;800;900&display=swap";@import"https://fonts.googleapis.com/css2?family=Noto+Sans+Thai+Looped:wght@300;400;500;600;700;800&display=swap";:root{--app-font-ui: "Noto Sans Thai", "Noto Sans", system-ui, -apple-system, "Segoe UI", sans-serif;--app-font-heading: "Noto Sans", "Noto Sans Thai", system-ui, -apple-system, "Segoe UI", sans-serif;--app-font-thai: "Leelawadee UI", "Noto Sans Thai", "Tahoma", sans-serif;--app-font-mono: "Consolas", "Courier New", monospace;--app-bg: #f5f7fb;--app-surface: #ffffff;--app-surface-alt: #f8fafc;--app-text: #1f2937;--app-muted: #6b7280;--app-border: #e5e7eb;--app-header-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--app-header-text: #ffffff;font-family:var(--app-font-ui);line-height:1.5;font-weight:400;color-scheme:light;color:var(--app-text);background-color:var(--app-bg);font-synthesis:none;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;unicode-bidi:normal;text-rendering:optimizeLegibility;-webkit-font-feature-settings:"kern" 1,"liga" 1;font-feature-settings:"kern" 1,"liga" 1}.card-text,.thai-word-text,.thai-text,[lang=th]{font-family:var(--app-font-thai)!important;lang:"th";unicode-bidi:normal;direction:ltr;-webkit-font-feature-settings:"kern" 1,"liga" 1;font-feature-settings:"kern" 1,"liga" 1;text-rendering:optimizeLegibility}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh;background:var(--app-bg);color:var(--app-text)}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}.app{min-height:100vh;display:flex;flex-direction:column;background:var(--app-bg);color:var(--app-text);font-family:var(--app-font-ui)}.app-header{background:var(--app-header-gradient);color:var(--app-header-text);padding:1.5rem 2rem;display:flex;justify-content:space-between;align-items:center;box-shadow:0 2px 10px #0000001a;gap:2rem}.app-header h1{margin:0;font-size:2rem;font-weight:700;flex-shrink:0;font-family:var(--app-font-heading)}.app-header p{margin:.5rem 0 0;opacity:.9;font-size:1.1rem}.app-header .header-tagline{margin-top:.35rem;font-size:1rem;opacity:.65}.app h2,.app h3,.app h4,.app h5,.app h6{font-family:var(--app-font-heading)}code,pre{font-family:var(--app-font-mono)}.session-badge{display:inline-flex;align-items:center;margin-left:.75rem;padding:.15rem .6rem;border-radius:999px;background:#fff3;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em}.home-header{padding:2.5rem 2rem}.home-header .home-kicker{margin:0 0 .4rem;font-size:.85rem;letter-spacing:.18em;font-weight:600;opacity:.8;text-transform:uppercase}.home-header .home-title{margin:0;font-size:clamp(2.6rem,4vw,3.4rem);font-weight:800;letter-spacing:.02em;font-family:var(--app-font-heading)}.home-header .home-tagline{margin:.45rem 0 0;font-size:clamp(1.05rem,1.6vw,1.25rem);font-weight:500;color:#ffffffa6;line-height:1.6}.home-header .home-subtitle{margin:.5rem 0 0;font-size:clamp(1.15rem,2vw,1.4rem);font-weight:400;color:#ffffffb8;max-width:42rem;line-height:1.45}.home-header .home-support{margin:.35rem 0 0;font-size:1rem;font-weight:500;color:#fff9}.home-footer{margin:2.5rem auto 1.5rem;font-size:.85rem;color:#6b7280;text-align:center}.app-header .header-title{flex:1;min-width:0}@media(max-width:720px){.app-header h1,.study-session-subtitle{display:none}}.back-btn{background:#fff3;border:1px solid rgba(255,255,255,.3);color:#fff;padding:.5rem 1rem;border-radius:8px;cursor:pointer;transition:all .2s ease;font-size:.9rem}.back-btn:hover{background:#ffffff4d;transform:translate(-2px)}main{flex:1;padding:1rem;max-width:600px;margin:0 auto;width:100%;box-sizing:border-box}.home-stats{display:flex;gap:2rem;margin:2.5rem 0 3rem;justify-content:center}.home-stats .stat-card{background:#f8fafc;border-color:#e2e8f0;box-shadow:none}.home-stats .stat-number{font-size:2rem;color:#475569}.stat-card{background:#fff;border:1px solid #e1e5e9;border-radius:12px;padding:2rem;text-align:center;box-shadow:0 2px 8px #0000001a;min-width:140px;flex:1;max-width:300px}.stat-number{font-size:2.2rem;font-weight:700;color:#667eea;margin-bottom:.5rem;word-break:break-all;line-height:1.1}.stat-label{color:#64748b;font-weight:500;text-transform:uppercase;letter-spacing:.5px;font-size:.9rem}.stat-meta{margin-top:.35rem;font-size:.85rem;color:#94a3b8;font-weight:500}.stat-progress{margin-top:.65rem;height:6px;border-radius:999px;background:#e2e8f0;overflow:hidden}.stat-progress-fill{height:100%;background:linear-gradient(90deg,#818cf8,#60a5fa)}.weekly-total{margin:.35rem 0 1rem;font-size:1rem;font-weight:600;color:#1f2937}.home-actions{display:flex;flex-direction:column;gap:1rem;margin-bottom:3rem}.home-secondary-cta{margin:0 0 1rem;border:1.5px solid #c7d2fe;color:#4f46e5;background:#fff}.home-actions .action-btn.primary{padding:1.15rem 2rem;font-size:1.15rem}.home-actions .home-study-cta{display:inline-flex;flex-direction:column;gap:.25rem;line-height:1.2}.home-actions .home-study-title{font-weight:700}.home-actions .home-study-subtitle{font-size:.95rem;opacity:.9}.home-links{display:flex;flex-direction:column;gap:.5rem}.link-btn{background:none;border:none;color:#4f46e5;font-weight:600;cursor:pointer;text-align:left;padding:.15rem 0}.link-btn:hover{color:#4338ca;text-decoration:underline}.action-btn{padding:1rem 2rem;border:none;border-radius:12px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .2s ease;text-align:center;display:flex;align-items:center;justify-content:center;gap:.5rem}.action-btn.primary{background:var(--app-header-gradient);color:var(--app-header-text)}.action-btn.primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 12px #667eea4d}.action-btn.primary:disabled{background:#e2e8f0;color:#94a3b8;cursor:not-allowed}.landing-v2{background:#0b1120;min-height:100vh;min-height:100dvh;position:relative;overflow:hidden}.landing-bokeh{position:absolute;inset:0;pointer-events:none;z-index:0;overflow:hidden}.landing-orb{position:absolute;border-radius:50%;filter:blur(80px);opacity:.45}.landing-orb-cyan{width:320px;height:320px;background:radial-gradient(circle,#06b6d4 0%,transparent 70%);top:-60px;right:-80px}.landing-orb-purple{width:280px;height:280px;background:radial-gradient(circle,#8b5cf6 0%,transparent 70%);top:30%;left:-100px}.landing-orb-green{width:200px;height:200px;background:radial-gradient(circle,#4ade80 0%,transparent 70%);bottom:15%;right:-40px;opacity:.3}.landing-orb-violet{width:250px;height:250px;background:radial-gradient(circle,#6366f1 0%,transparent 70%);bottom:-80px;left:20%;opacity:.35}.landing-content{position:relative;z-index:1;max-width:480px;margin:0 auto;padding:3rem 1.5rem 4rem;display:flex;flex-direction:column;align-items:center;text-align:center;gap:0}.landing-logo{display:flex;align-items:center;gap:.5rem;margin-bottom:2.5rem}.landing-logo-icon{flex-shrink:0}.landing-logo-text{font-size:1.5rem;font-weight:700;color:#fff;font-family:var(--app-font-heading, "Inter", system-ui, sans-serif);letter-spacing:-.01em}.landing-headline{margin:0 0 1rem;font-size:clamp(2.2rem,8vw,2.8rem);font-weight:800;line-height:1.1;color:#fff;font-family:var(--app-font-heading, "Inter", system-ui, sans-serif);letter-spacing:-.02em}.landing-sub{margin:0 0 2rem;font-size:.95rem;color:#a0a8b8;line-height:1.5}.landing-cta-btn{display:inline-flex;align-items:center;justify-content:center;padding:.95rem 2.5rem;font-size:1.1rem;font-weight:600;color:#fff;background:linear-gradient(135deg,#7c3aed,#6366f1);border:none;border-radius:24px;cursor:pointer;box-shadow:0 0 30px #7c3aed59,0 8px 20px #6366f140;transition:transform .15s ease,box-shadow .15s ease;margin-bottom:3rem;-webkit-tap-highlight-color:transparent}.landing-cta-btn:hover{transform:translateY(-1px);box-shadow:0 0 40px #7c3aed80,0 12px 28px #6366f159}.landing-cta-btn:active{transform:translateY(1px)}.landing-cta-bottom{margin-bottom:0;margin-top:1rem;font-size:1rem;padding:.8rem 2rem;opacity:.9}.landing-cards{display:flex;flex-direction:column;gap:1rem;width:100%;margin-bottom:2rem}.landing-card{background:#ffffff0f;border:1px solid rgba(255,255,255,.1);border-radius:18px;padding:1.5rem;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);text-align:left;transition:border-color .2s ease}.landing-card:hover{border-color:#ffffff2e}.landing-card-icon{width:44px;height:44px;border-radius:12px;background:#ffffff14;display:flex;align-items:center;justify-content:center;margin-bottom:.85rem;color:#a5b4fc}.landing-card-title{margin:0 0 .4rem;font-size:1.05rem;font-weight:600;color:#fff}.landing-card-desc{margin:0;font-size:.875rem;color:#8892a8;line-height:1.5}.landing-card-cyan{border-color:#22d3ee33}.landing-card-cyan .landing-card-icon{background:#22d3ee1a;color:#22d3ee}.landing-card-purple{border-color:#a78bfa33}.landing-card-purple .landing-card-icon{background:#a78bfa1a;color:#a78bfa}.landing-card-green{border-color:#4ade8033}.landing-card-green .landing-card-icon{background:#4ade801a;color:#4ade80}.landing-cta-sub{display:block;font-size:.75rem;font-weight:400;opacity:.8;margin-top:.2rem}.landing-tagline{font-size:.85rem;color:#5a6478;margin:1.5rem 0 .5rem;text-align:center}.landing-seo{margin:1rem 0;max-width:100%}.landing-seo p{margin:0;font-size:.78rem;color:#4a5568;line-height:1.6;text-align:center}@media(min-width:900px){.landing-content{max-width:560px;padding-top:5rem}.landing-headline{font-size:3.2rem}.landing-cards{gap:1.25rem}.landing-orb-cyan{width:450px;height:450px;top:-100px;right:10%}.landing-orb-purple{width:400px;height:400px;left:-5%}.landing-orb-green{width:300px;height:300px;right:5%}}.action-btn.secondary{background:#fff;color:#667eea;border:2px solid #667eea}.action-btn.secondary:hover{background:#667eea;color:#fff;transform:translateY(-2px)}.action-btn.danger{background:#fff;color:#dc2626;border:2px solid #dc2626}.action-btn.danger:hover:not(:disabled){background:#dc2626;color:#fff;transform:translateY(-2px)}.action-btn.danger:disabled{background:#f3f4f6;color:#9ca3af;border-color:#d1d5db;cursor:not-allowed;transform:none}.action-btn.large{font-size:1.3rem;padding:1.5rem 2.5rem;font-weight:700}.action-btn.small{font-size:.9rem;padding:.5rem 1rem;font-weight:500}.auto-refresh-info{text-align:center;margin:.5rem 0}.auto-refresh-info small{color:#64748b;font-style:italic;background:#f1f5f9;padding:.25rem .75rem;border-radius:12px;border:1px solid #e2e8f0}.welcome-message{text-align:center;background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;padding:2rem;color:#475569}.welcome-message h3{color:#334155;margin-top:0}.header-nav,.header-actions{display:flex;gap:1rem;align-items:center}.nav-btn{background:#fff3;border:1px solid rgba(255,255,255,.3);color:#fff;padding:.5rem 1rem;border-radius:6px;cursor:pointer;transition:all .2s ease;font-size:.9rem;font-weight:500;display:inline-flex;align-items:center;justify-content:center;gap:.4rem}.click-to-speak-hint{background:#e3f2fd;border:1px solid #2196f3;border-radius:4px;padding:.5rem;margin-bottom:1rem;font-size:.85rem;color:#1976d2;text-align:center;font-weight:500}.example-item{position:relative}.example-item.clickable,.example-item.clickable-example{cursor:pointer;border:1px solid transparent;transition:all .2s ease}.example-speaker-icon{position:absolute;top:.5rem;right:.5rem;font-size:1.2rem;opacity:.9;transition:all .2s ease;pointer-events:none;background:#fffc;border-radius:4px;padding:.2rem;box-shadow:0 1px 3px #0000001a}.example-item.clickable:hover .example-speaker-icon{opacity:1;background:#fffffff2;transform:scale(1.1)}.example-item.clickable:hover,.example-item.clickable-example:hover{background:#f8f9ff;box-shadow:0 2px 6px #00000026;border-color:#e3f2fd;transform:translateY(-1px)}.example-item.speaking{background:#e8f5e8;border-color:#4caf50;box-shadow:0 2px 8px #4caf504d}.nav-btn:hover{background:#ffffff4d;transform:translateY(-1px)}.nav-btn.primary{background:#ffffffe6;color:#667eea;border-color:#ffffffe6}.nav-btn.primary:hover{background:#fff;transform:translateY(-1px);box-shadow:0 2px 8px #ffffff4d}.nav-btn.secondary{background:#ffffff26;border-color:#ffffff40;font-size:.85rem}.bottom-nav{display:flex;justify-content:space-around;gap:.15rem;padding:.4rem .35rem .6rem;border-top:1px solid rgba(148,163,184,.1);background:#0b1120;position:fixed;bottom:0;left:50%;transform:translate(-50%);width:100%;max-width:600px;z-index:10}.bottom-nav-icon{width:24px;height:24px;flex-shrink:0}.bottom-nav-btn{background:none;border:none;font-size:.65rem;font-weight:600;color:#64748b;cursor:pointer;flex:1;min-width:0;padding:.35rem .1rem;display:flex;flex-direction:column;align-items:center;gap:.15rem;transition:color .15s ease}.bottom-nav-btn.active{color:#818cf8}.bottom-nav-btn.active .bottom-nav-icon{filter:drop-shadow(0 0 8px rgba(129,140,248,.7)) drop-shadow(0 0 16px rgba(99,102,241,.4))}.nav-btn.secondary:hover{background:#ffffff40;transform:translateY(-1px)}.dashboard-actions{display:flex;gap:1rem;justify-content:center;margin-top:2rem;flex-wrap:wrap}.settings-main{max-width:1000px;margin:0 auto;padding:1rem}.settings-section{background:var(--app-surface);color:var(--app-text);border-radius:12px;padding:2rem;margin-bottom:2rem;box-shadow:0 2px 12px #0000001a;border:1px solid var(--app-border);scroll-margin-top:120px}.settings-section h2{color:var(--app-text);margin-top:0;margin-bottom:1.5rem;font-size:1.5rem;border-bottom:2px solid var(--app-border);padding-bottom:.5rem}.settings-nav-bar{position:sticky;top:0;z-index:10;background:var(--app-surface-alt);border:1px solid var(--app-border);border-radius:12px;padding:.75rem 1rem;margin-bottom:1.5rem;display:flex;flex-wrap:wrap;gap:.75rem;align-items:center;justify-content:space-between}.settings-nav-links{display:flex;flex-wrap:wrap;gap:.5rem;overflow-x:auto;padding-bottom:.25rem}.settings-nav-btn{border:1px solid var(--app-border);background:var(--app-surface);color:var(--app-text);padding:.35rem .7rem;border-radius:999px;font-size:.85rem;cursor:pointer}.settings-nav-btn.active{border-color:#6366f1;color:#4338ca;background:#6366f11f}.settings-nav-status{display:flex;gap:.75rem;align-items:center;flex-wrap:wrap}.settings-save-indicator{color:#16a34a;font-size:.85rem;font-weight:600}.settings-back-btn{border:1px solid var(--app-border);background:var(--app-surface);color:#4338ca;padding:.4rem .8rem;border-radius:999px;cursor:pointer;font-size:.85rem}.settings-row{display:flex;justify-content:space-between;gap:1rem;align-items:center;flex-wrap:wrap}.settings-toggle{display:inline-flex;gap:.5rem;align-items:center;font-weight:600}.settings-muted{color:var(--app-muted);margin:0 0 1rem}.settings-advanced{padding:0}.settings-advanced>summary{list-style:none;cursor:pointer;padding:1.25rem 2rem;font-size:1.1rem;font-weight:700;color:var(--app-text);border-bottom:1px solid var(--app-border)}.settings-advanced>summary::-webkit-details-marker{display:none}.settings-advanced>summary:after{content:"+";float:right;color:var(--app-muted);font-weight:600}.settings-advanced[open]>summary:after{content:"-"}.settings-advanced-content{padding:1.5rem 2rem 2rem}.settings-subsection{padding-bottom:1.5rem;margin-bottom:1.5rem;border-bottom:1px solid var(--app-border)}.settings-subsection:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}.settings-advanced-sub>summary{list-style:none;cursor:pointer;font-weight:600;color:var(--app-text);margin-bottom:.75rem}.settings-advanced-sub>summary::-webkit-details-marker{display:none}.settings-advanced-sub>summary:after{content:"+";float:right;color:var(--app-muted);font-weight:600}.settings-advanced-sub[open]>summary:after{content:"-"}.settings-tech{background:var(--app-surface-alt);border:1px solid var(--app-border);border-radius:10px;padding:.75rem 1rem}.settings-tech-row{display:flex;justify-content:space-between;color:var(--app-muted);font-size:.9rem}.settings-danger{border:1px solid #fecaca;background:#fff1f2}.settings-danger h2{color:#b91c1c;border-bottom-color:#fecaca}.settings-advanced-toggle{border:1px solid var(--app-border);border-radius:10px;padding:.75rem 1rem;background:var(--app-surface-alt);margin-bottom:1.5rem}.settings-advanced-toggle summary{cursor:pointer;font-weight:600;color:var(--app-text);list-style:none}.settings-advanced-toggle summary::-webkit-details-marker{display:none}.settings-advanced-toggle summary:after{content:"+";float:right;color:var(--app-muted)}.settings-advanced-toggle[open] summary:after{content:"-"}.settings-advanced-body{margin-top:1rem}.settings-simple-header{font-size:.95rem;font-weight:700;color:var(--app-text);margin-bottom:.75rem}.retention-explanation{margin:1rem 0 0;border:1px solid var(--app-border);border-radius:10px;padding:.75rem 1rem;background:var(--app-surface-alt)}.retention-explanation summary{cursor:pointer;font-weight:600;color:var(--app-text);list-style:none}.retention-explanation summary::-webkit-details-marker{display:none}.retention-explanation summary:after{content:"+";float:right;color:var(--app-muted)}.retention-explanation[open] summary:after{content:"-"}.retention-explanation ul{margin:.75rem 0 0;padding-left:1.1rem;color:var(--app-muted);font-size:.9rem}.settings-closure{text-align:center;box-shadow:none;border:1px dashed var(--app-border);background:var(--app-surface-alt)}.settings-closure-text{font-size:1rem;color:var(--app-text);margin-bottom:1rem}[data-skin=midnight-slate]{color-scheme:dark}[data-skin=midnight-slate] .settings-nav-btn{background:#0f172aa6;color:var(--app-text);border-color:var(--app-border)}[data-skin=midnight-slate] .settings-nav-btn.active{background:#3b82f633;border-color:#60a5fa;color:#e0f2fe}[data-skin=midnight-slate] .settings-back-btn{color:var(--app-text);background:#0f172a99;border-color:var(--app-border)}[data-skin=midnight-slate] .settings-section:not(.settings-danger):not(.settings-closure){background:var(--app-surface)!important;border-color:var(--app-border)!important;color:var(--app-text)!important}[data-skin=midnight-slate] .settings-form{background:var(--app-surface)!important;border-color:var(--app-border)!important;color:var(--app-text)!important}[data-skin=midnight-slate] .settings-section h2,[data-skin=midnight-slate] .settings-section h3,[data-skin=midnight-slate] .settings-section h4{color:var(--app-text)!important}[data-skin=midnight-slate] .settings-description{background:var(--app-surface-alt)!important;border-color:var(--app-border)!important;color:var(--app-muted)!important}[data-skin=midnight-slate] .settings-muted{color:var(--app-muted)!important}[data-skin=midnight-slate] .settings-section p,[data-skin=midnight-slate] .settings-section label,[data-skin=midnight-slate] .settings-section summary,[data-skin=midnight-slate] .settings-section li{color:var(--app-text)!important}[data-skin=midnight-slate] .settings-export-import{background:var(--app-surface)!important;border-color:var(--app-border)!important;color:var(--app-text)!important}[data-skin=midnight-slate] .settings-export-import h2{color:var(--app-text)!important}[data-skin=midnight-slate] .settings-export-import .settings-description{color:var(--app-muted)!important}[data-skin=midnight-slate] .preview-modal{background:var(--app-surface)!important;color:var(--app-text)!important;border:1px solid var(--app-border)}[data-skin=midnight-slate] .modal-header,[data-skin=midnight-slate] .modal-footer{border-color:var(--app-border)!important}[data-skin=midnight-slate] .modal-header h3,[data-skin=midnight-slate] .settings-list h4{color:var(--app-text)!important}[data-skin=midnight-slate] .setting-item,[data-skin=midnight-slate] .import-info{background:var(--app-surface-alt)!important;border-color:var(--app-border)!important}[data-skin=midnight-slate] .setting-label,[data-skin=midnight-slate] .info-item,[data-skin=midnight-slate] .info-item strong{color:var(--app-text)!important}[data-skin=midnight-slate] .setting-value{background:var(--app-surface)!important;border-color:var(--app-border)!important;color:var(--app-text)!important}[data-skin=midnight-slate] .import-modes{background:#3b82f626!important;border-color:#60a5fa73!important}[data-skin=midnight-slate] .import-modes h4,[data-skin=midnight-slate] .mode-option,[data-skin=midnight-slate] .mode-option strong{color:#e0f2fe!important}[data-skin=midnight-slate] .security-warning{background:#facc151f!important;border-color:#facc1580!important}[data-skin=midnight-slate] .warning-content,[data-skin=midnight-slate] .warning-content strong{color:#fde68a!important}[data-skin=midnight-slate] .status-message.info{background:#3b82f62e!important;border-color:#60a5fa80!important;color:#e0f2fe!important}[data-skin=midnight-slate] .status-message.error{background:#ef44442e!important;border-color:#f871718c!important;color:#fecaca!important}[data-skin=midnight-slate] .status-message.success{background:#10b9812e!important;border-color:#6ee7b780!important;color:#d1fae5!important}[data-skin=midnight-slate] .settings-danger{background:#1f1417!important;border-color:#7f1d1d!important}[data-skin=midnight-slate] .settings-danger h2{color:#fecaca!important;border-bottom-color:#f8717173!important}[data-skin=midnight-slate] .settings-danger .settings-muted{color:#fca5a5!important}[data-skin=midnight-slate] .llm-settings,[data-skin=midnight-slate] .azure-tts-settings,[data-skin=midnight-slate] .azure-aoai-settings,[data-skin=midnight-slate] .contact-section-card,[data-skin=midnight-slate] .spaced-repetition-settings{background:var(--app-surface)!important;border-color:var(--app-border)!important;color:var(--app-text)!important}[data-skin=midnight-slate] .llm-settings h3,[data-skin=midnight-slate] .llm-settings h4,[data-skin=midnight-slate] .llm-settings h5,[data-skin=midnight-slate] .azure-tts-settings h4,[data-skin=midnight-slate] .azure-aoai-settings h4,[data-skin=midnight-slate] .contact-section-title{color:var(--app-text)!important}[data-skin=midnight-slate] .llm-settings .settings-description,[data-skin=midnight-slate] .llm-settings .help-text,[data-skin=midnight-slate] .llm-settings .privacy-note,[data-skin=midnight-slate] .llm-settings .section-description,[data-skin=midnight-slate] .llm-settings label,[data-skin=midnight-slate] .contact-section-description,[data-skin=midnight-slate] .contact-section-email-text,[data-skin=midnight-slate] .contact-section-link{color:var(--app-muted)!important}[data-skin=midnight-slate] .llm-settings .provider-info,[data-skin=midnight-slate] .llm-settings .privacy-note,[data-skin=midnight-slate] .llm-settings .settings-description,[data-skin=midnight-slate] .azure-config-form,[data-skin=midnight-slate] .voice-info,[data-skin=midnight-slate] .quick-start,[data-skin=midnight-slate] .spaced-repetition-settings .settings-section,[data-skin=midnight-slate] .spaced-repetition-settings .retention-explanation,[data-skin=midnight-slate] .spaced-repetition-settings .data-management-warning,[data-skin=midnight-slate] .spaced-repetition-settings .auto-backup-section,[data-skin=midnight-slate] .spaced-repetition-settings .auto-backup-description{background:var(--app-surface-alt)!important;border-color:var(--app-border)!important;color:var(--app-text)!important}[data-skin=midnight-slate] .llm-settings .form-input,[data-skin=midnight-slate] .llm-settings .form-select,[data-skin=midnight-slate] .llm-settings .api-key-input{background:var(--app-surface)!important;color:var(--app-text)!important;border-color:var(--app-border)!important}[data-skin=midnight-slate] .llm-settings .provider-info summary,[data-skin=midnight-slate] .spaced-repetition-settings summary,[data-skin=midnight-slate] .spaced-repetition-settings .retention-explanation h4,[data-skin=midnight-slate] .spaced-repetition-settings .retention-explanation strong,[data-skin=midnight-slate] .spaced-repetition-settings .settings-section h4{color:var(--app-text)!important}[data-skin=midnight-slate] .spaced-repetition-settings .section-description,[data-skin=midnight-slate] .spaced-repetition-settings .settings-description,[data-skin=midnight-slate] .spaced-repetition-settings .status-label,[data-skin=midnight-slate] .spaced-repetition-settings .data-management-description{color:var(--app-muted)!important}[data-skin=midnight-slate] .spaced-repetition-settings .status-value{color:#86efac!important}[data-skin=midnight-slate] .spaced-repetition-settings h3{color:var(--app-text)!important}[data-skin=midnight-slate] .contact-section-button{background:var(--app-surface)!important;color:#93c5fd!important;border-color:#334155!important}[data-skin=midnight-slate] .contact-section-button:hover{background:#3b82f626!important}[data-skin=midnight-slate] .azure-tts-settings .config-select,[data-skin=midnight-slate] .azure-tts-settings .config-input{background:var(--app-surface)!important;color:var(--app-text)!important;border-color:var(--app-border)!important}[data-skin=midnight-slate] .azure-tts-settings .status-badge.configured,[data-skin=midnight-slate] .azure-aoai-settings .status-badge.configured{background:#10b98133!important;color:#d1fae5!important}[data-skin=midnight-slate] .azure-tts-settings .status-badge.not-configured{background:#f59e0b33!important;color:#fde68a!important}[data-skin=midnight-slate] .azure-tts-settings .voices-list ul{background:var(--app-surface)!important;border-color:var(--app-border)!important}[data-skin=midnight-slate] .azure-tts-settings .voice-details{color:var(--app-muted)!important}[data-skin=midnight-slate] .azure-aoai-settings .server-note,[data-skin=midnight-slate] .azure-tts-settings .server-note{background:#3b82f626!important;border-color:#3b82f666!important;color:#dbeafe!important}[data-skin=midnight-slate] .home-stats .stat-card,[data-skin=midnight-slate] .stat-card{background:var(--app-surface);border-color:var(--app-border);box-shadow:0 10px 24px #0f172a59}[data-skin=midnight-slate] .home-stats .stat-number,[data-skin=midnight-slate] .stat-number{color:#e2e8f0}[data-skin=midnight-slate] .stat-label,[data-skin=midnight-slate] .stat-meta,[data-skin=midnight-slate] .weekly-total{color:var(--app-muted)}[data-skin=midnight-slate] .stat-progress{background:#94a3b833}[data-skin=midnight-slate] .home-secondary-cta{background:var(--app-surface);color:#93c5fd;border-color:#334155}[data-skin=midnight-slate] .home-actions .action-btn.primary{background:linear-gradient(135deg,#3b82f6,#6366f1);color:#f8fafc;border:1px solid rgba(59,130,246,.6);box-shadow:0 16px 24px #2563eb59}[data-skin=midnight-slate] .home-actions .action-btn.primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 20px 28px #3b82f673}[data-skin=midnight-slate] .home-actions .action-btn.primary:disabled{background:#1f2937;color:#64748b;border-color:#1f2937;box-shadow:none}[data-skin=midnight-slate] .link-btn{color:#93c5fd}[data-skin=midnight-slate] .link-btn:hover{color:#bfdbfe}[data-skin=midnight-slate] .review-card{background:#111827d9;border:1px solid rgba(148,163,184,.1);color:var(--app-text);box-shadow:0 8px 32px #0006;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}[data-skin=midnight-slate] .review-header{border-bottom-color:#94a3b81a}[data-skin=midnight-slate] .review-header h2,[data-skin=midnight-slate] .review-title-section,[data-skin=midnight-slate] .review-stats,[data-skin=midnight-slate] .card-info,[data-skin=midnight-slate] .no-cards,[data-skin=midnight-slate] .loading,[data-skin=midnight-slate] .no-cards h2{color:var(--app-text)}[data-skin=midnight-slate] .no-cards{color:#94a3b8}[data-skin=midnight-slate] .no-cards h2{color:#f1f5f9;font-size:1.8rem}[data-skin=midnight-slate] .due-count{background:#6366f126;color:#a5b4fc}[data-skin=midnight-slate] .lapse-count{background:#ef444426;color:#fca5a5}[data-skin=midnight-slate] .review-actions .explore-toggle,[data-skin=midnight-slate] .explore-toggle{color:#94a3b8}[data-skin=midnight-slate] .explore-toggle:hover{color:#cbd5f5}[data-skin=midnight-slate] .explore-actions .ghost-link,[data-skin=midnight-slate] .explore-actions .explain-button.ghost,[data-skin=midnight-slate] .explore-actions .example-button.ghost{color:#818cf8}[data-skin=midnight-slate] .explore-actions .ghost-link:hover,[data-skin=midnight-slate] .explore-actions .explain-button.ghost:hover,[data-skin=midnight-slate] .explore-actions .example-button.ghost:hover{color:#a5b4fc}[data-skin=midnight-slate] .tone-details{background:var(--app-surface-alt);border-color:var(--app-border)}[data-skin=midnight-slate] .tone-details summary{color:var(--app-muted)}[data-skin=midnight-slate] .card-front:after{background:linear-gradient(90deg,transparent,rgba(99,102,241,.2),transparent)}[data-skin=midnight-slate] .reveal-btn{background:linear-gradient(135deg,#6366f1,#7c3aed);color:#fff;border:none;box-shadow:0 4px 16px #6366f14d}[data-skin=midnight-slate] .reveal-btn:hover:not(:disabled){box-shadow:0 6px 24px #6366f166;transform:translateY(-2px)}[data-skin=midnight-slate] .reveal-btn.secondary{background:#ffffff0f;color:#cbd5f5;border:1px solid rgba(148,163,184,.2);box-shadow:none}[data-skin=midnight-slate] .reveal-btn.secondary:hover:not(:disabled){background:#ffffff1a;border-color:#94a3b84d;box-shadow:none;transform:translateY(-1px)}[data-skin=midnight-slate] .reveal-btn.demoted{background:var(--app-surface-alt);color:var(--app-muted)}[data-skin=midnight-slate] .already-known-btn:disabled{background:var(--app-surface-alt);color:var(--app-muted)}[data-skin=midnight-slate] .no-cards,[data-skin=midnight-slate] .loading,[data-skin=midnight-slate] .card-info{color:var(--app-muted)}[data-skin=midnight-slate] .local-badge{background:#22c55e33;color:#86efac}[data-skin=midnight-slate] .answer-text{background:#22c55e14;border:2px solid rgba(34,197,94,.3);color:#4ade80;box-shadow:0 0 20px #22c55e14}[data-skin=midnight-slate] .answer-text.sentence{background:#22c55e0f;border-color:#22c55e33;color:#86efac}[data-skin=midnight-slate] .again-btn{background:transparent;border:2px solid rgba(239,68,68,.5);color:#f87171;box-shadow:0 0 16px #ef44441a}[data-skin=midnight-slate] .again-btn:hover:not(:disabled){background:#ef444414;border-color:#ef4444b3;box-shadow:0 0 24px #ef444426}[data-skin=midnight-slate] .good-btn{background:linear-gradient(135deg,#22c55e,#16a34a);border:none;color:#fff;box-shadow:0 4px 20px #22c55e4d}[data-skin=midnight-slate] .good-btn:hover:not(:disabled){box-shadow:0 6px 28px #22c55e66;transform:translateY(-2px)}[data-skin=midnight-slate] .again-btn:disabled,[data-skin=midnight-slate] .good-btn:disabled{background:#ffffff0a;color:#475569;border-color:#94a3b81a;box-shadow:none}[data-skin=midnight-slate] .grade-actions.first-presentation .continue-btn{background:linear-gradient(135deg,#f59e0b,#f97316);box-shadow:0 4px 20px #f973164d;color:#fff;border:none}[data-skin=midnight-slate] .grade-actions.first-presentation .continue-btn:hover:not(:disabled){box-shadow:0 6px 28px #f9731666;transform:translateY(-2px)}[data-skin=midnight-slate] .grade-actions.first-presentation .already-know-btn{background:transparent;border-color:#94a3b833;color:#94a3b8}[data-skin=midnight-slate] .grade-actions.first-presentation .already-know-btn:hover:not(:disabled){background:#ffffff0f;border-color:#94a3b859;color:#cbd5e1}[data-skin=midnight-slate] .grade-honesty-hint{color:#64748b}[data-skin=midnight-slate] .explore-panel{background:#ffffff08;border-color:#94a3b81a}[data-skin=midnight-slate] .progress-badge.compact.pending.active{background:#6366f11f;color:#a5b4fc}[data-skin=midnight-slate] .card-state-chip.state-new{background:linear-gradient(135deg,#ef444433,#ef44441f);color:#f87171;border-color:#ef444440}[data-skin=midnight-slate] .card-state-chip.state-learning{background:linear-gradient(135deg,#facc1526,#eab3081a);color:#fbbf24;border-color:#facc1540}[data-skin=midnight-slate] .card-state-chip.state-review{background:linear-gradient(135deg,#22c55e26,#22c55e1a);color:#4ade80;border-color:#22c55e40}[data-skin=midnight-slate] .quality-badge{background:#3b82f633;color:#bfdbfe}.explain-button{display:inline-flex;align-items:center;gap:.5rem;padding:.5rem 1rem;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:6px;font-size:.9rem;font-weight:500;cursor:pointer;transition:all .2s ease;min-height:38px;box-shadow:0 4px 8px #667eea4d,0 2px 4px #0000001a,inset 0 1px #fff3;border:1px solid rgba(255,255,255,.1)}.explain-button:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 12px #667eea66,0 3px 6px #00000026,inset 0 1px #ffffff4d;background:linear-gradient(135deg,#5a6fd8,#6a4190)}.sh-overlay{position:fixed;inset:0;background:#0b1120;z-index:1000;display:flex;flex-direction:column}.sh-container{display:flex;flex-direction:column;height:100%;max-width:480px;margin:0 auto;width:100%}.sh-header{display:flex;align-items:center;padding:1rem 1.25rem;gap:1rem}.sh-back{background:none;border:none;color:#f1f5f9;font-size:1.5rem;cursor:pointer;padding:.25rem .5rem;line-height:1;border-radius:8px;transition:background .2s}.sh-back:hover{background:#f1f5f91a}.sh-title{margin:0;font-size:1.25rem;font-weight:700;color:#f1f5f9;flex:1;text-align:center;padding-right:2rem}.sh-scroll{flex:1;overflow-y:auto;padding:0 1rem 2rem;-webkit-overflow-scrolling:touch}.sh-empty{text-align:center;color:#94a3b8;padding:4rem 1rem;font-size:1rem}.sh-empty .sh-muted{color:#64748b;font-size:.875rem;margin-top:.5rem}.sh-week-card{position:relative;background:#162137b3;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(148,163,184,.1);border-radius:18px;padding:1.25rem;margin-bottom:.75rem;overflow:hidden}.sh-week-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#3b82f6,#8b5cf6,#06b6d4);border-radius:18px 18px 0 0}.sh-week-summary{color:#f1f5f9;font-size:1rem;font-weight:600;margin-bottom:1rem}.sh-streak{display:flex;justify-content:space-between;align-items:flex-end;position:relative;padding-top:1.25rem}.sh-streak-day{display:flex;flex-direction:column;align-items:center;gap:.35rem;position:relative;flex:1}.sh-streak-indicators{display:flex;flex-direction:column;align-items:center;height:1.5rem;justify-content:flex-end}.sh-streak-check{font-size:.65rem;color:#4ade80}.sh-streak-fire{font-size:.75rem}.sh-streak-dot{width:14px;height:14px;border-radius:50%;background:#94a3b826;border:2px solid rgba(148,163,184,.2);position:relative;z-index:1;transition:all .3s ease}.sh-streak-dot.sh-streak-active{background:linear-gradient(135deg,#3b82f6,#8b5cf6);border-color:transparent;box-shadow:0 0 10px #3b82f673}.sh-streak-dot.sh-streak-future{opacity:.25}.sh-streak-line{position:absolute;top:calc(3.1rem + 5px);left:50%;width:100%;height:2px;background:#94a3b81a;z-index:0}.sh-streak-line.sh-streak-line-active{background:linear-gradient(90deg,#3b82f6,#8b5cf6);opacity:.5}.sh-streak-label{font-size:.7rem;color:#64748b;font-weight:500}.sh-session-card{background:#162137a6;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(148,163,184,.08);border-radius:16px;padding:1rem 1.25rem;margin-bottom:.625rem;transition:transform .15s ease,border-color .15s ease}.sh-session-card:active{transform:scale(.985)}.sh-session-date{color:#f1f5f9;font-weight:600;font-size:.95rem;margin-bottom:.5rem}.sh-session-stats{display:grid;grid-template-columns:1fr 1fr;gap:.25rem 1rem}.sh-stat{display:flex;align-items:center;gap:.4rem;color:#94a3b8;font-size:.85rem}.sh-stat-icon{font-size:.8rem;width:1.1rem;text-align:center}.explain-button:active:not(:disabled){transform:translateY(2px);box-shadow:inset 0 3px 8px #0000004d,inset 0 1px 4px #0003,0 1px 2px #667eea33;background:linear-gradient(135deg,#4a5cb8,#5a356e);border:1px solid rgba(0,0,0,.1)}.explain-button:disabled{opacity:.6;cursor:not-allowed;transform:none;box-shadow:0 1px 2px #0000001a}.explain-button.loading{pointer-events:none}.explain-button.compact{padding:.4rem .8rem;font-size:.8rem;min-height:32px}.explain-button.large{padding:.75rem 1.5rem;font-size:1rem;min-height:44px}.feedback-modal{width:min(680px,100%);overflow:hidden}.feedback-form{display:flex;flex-direction:column;gap:.75rem}.feedback-actions{align-items:center}.feedback-submit-btn{background:linear-gradient(135deg,#5f7bff,#4f46e5);color:#f8fafc;box-shadow:0 14px 28px #4c57e659}.feedback-submit-btn:hover:not(:disabled){box-shadow:0 18px 32px #4c57e673}.feedback-cancel-btn{background:transparent;border:1px solid rgba(148,163,184,.45);color:#94a3b8;padding:.6rem 1.2rem;border-radius:10px;font-weight:600;cursor:pointer}.feedback-cancel-btn:hover:not(:disabled){color:#e2e8f0;border-color:#94a3b8cc;background:#94a3b81f}.feedback-label{font-weight:600;color:#1f2937}.feedback-input{width:100%;border-radius:10px;border:1px solid #e2e8f0;background:#f8fafc;padding:.75rem .9rem;font-size:.95rem;color:#1f2937;transition:border-color .2s ease,box-shadow .2s ease}.feedback-input:focus{outline:none;border-color:#7c74f4;box-shadow:0 0 0 3px #7c74f433}.feedback-textarea{min-height:140px;resize:vertical}.feedback-select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,#64748b 50%),linear-gradient(135deg,#64748b 50%,transparent 50%);background-position:calc(100% - 20px) calc(50% - 3px),calc(100% - 14px) calc(50% - 3px);background-size:6px 6px,6px 6px;background-repeat:no-repeat;padding-right:2.5rem}.feedback-status{padding:.6rem .9rem;border-radius:10px;font-size:.95rem;font-weight:600}.feedback-status.success{background:#10b98126;color:#065f46}.feedback-status.error{background:#ef444426;color:#991b1b}.feedback-honeypot{position:absolute;left:-10000px;width:1px;height:1px;opacity:0;pointer-events:none}[data-skin=midnight-slate] .feedback-label{color:var(--app-text)}[data-skin=midnight-slate] .feedback-input{background:#0f172ae6;border-color:var(--app-border);color:var(--app-text)}[data-skin=midnight-slate] .feedback-input::placeholder{color:var(--app-muted)}[data-skin=midnight-slate] .feedback-status.success{background:#10b98133;color:#d1fae5}[data-skin=midnight-slate] .feedback-status.error{background:#ef444433;color:#fecaca}[data-skin=midnight-slate] .feedback-cancel-btn{border-color:#94a3b866;color:var(--app-muted)}[data-skin=midnight-slate] .feedback-cancel-btn:hover:not(:disabled){color:#e2e8f0;border-color:#94a3b8cc;background:#94a3b81f}.modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:1rem}.modal-content{background:#fff;border-radius:12px;box-shadow:0 10px 30px #0000004d;max-width:95vw;max-height:none;display:flex;flex-direction:column}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:1.5rem 2rem 1rem;border-bottom:1px solid #e0e0e0}.modal-header h2{margin:0;display:flex;align-items:center;gap:.5rem;font-size:1.4rem;color:#333}.close-btn{background:none;border:none;font-size:1.5rem;cursor:pointer;color:#666;padding:.5rem;border-radius:4px;transition:all .2s ease}.close-btn:hover{background:#f0f0f0;color:#333}.modal-body{flex:1;overflow-y:visible;padding:0}.modal-actions{padding:1rem 2rem 1.5rem;border-top:1px solid #e0e0e0;display:flex;justify-content:flex-end;gap:1rem}.explanation-modal{max-width:900px;max-height:85vh;overflow-y:auto}.explained-word{display:inline-flex;align-items:center;gap:.5rem;margin-left:1rem;font-size:1.2rem;color:#2196f3}.word-speech-btn{font-size:.9rem;padding:.25rem .5rem}.loading-state{text-align:center;padding:3rem 2rem}.spinner{font-size:2rem;margin-bottom:1rem;animation:pulse 1.5s ease-in-out infinite}.error-state{padding:2rem;text-align:center}.error-state details{margin-top:1rem;text-align:left}.error-state summary{cursor:pointer;font-weight:700;margin-bottom:.5rem}.explanation-content{padding:1rem}.meaning-section{margin-bottom:2.5rem;border:1px solid #e0e0e0;border-radius:8px;padding:1.5rem;background:#fafafa}.meaning-header h3{margin:0 0 .5rem;display:flex;align-items:center;gap:.5rem}.part-of-speech{background:#2196f3;color:#fff;padding:.25rem .75rem;border-radius:20px;font-size:.85rem;font-weight:400}.definition{font-size:1.1rem;color:#333;margin:.5rem 0 1rem;font-style:italic}.examples-table h4{margin:1.5rem 0 1rem;color:#555}.table-container{overflow-x:auto;background:#fff;border-radius:6px;box-shadow:0 2px 4px #0000001a}.examples-table table{width:100%;border-collapse:collapse}.examples-table th{background:#f5f5f5;padding:.75rem;text-align:left;font-weight:600;border-bottom:2px solid #e0e0e0;font-size:.9rem}.examples-table td{padding:1rem .75rem;border-bottom:1px solid #e8e8e8;vertical-align:top}.example-row:hover{background-color:#f8f9ff}.examples-table .thai-text{font-size:1.1rem;font-weight:500;color:#1a237e;max-width:200px;font-family:var(--app-font-thai)}.pronunciation{font-family:Courier New,monospace;font-size:.95rem;color:#666;max-width:180px}.english-text{color:#333;max-width:250px}.speech-cell{text-align:center;width:50px}.example-speech-btn{font-size:.8rem;padding:.2rem .4rem}.explanation-footer{margin-top:2rem;padding-top:1rem;border-top:1px solid #e0e0e0}.disclaimer{background:#fff3cd;border:1px solid #ffeaa7;border-radius:6px;padding:1rem;margin:0;font-size:.9rem;color:#856404}[data-skin=midnight-slate] .modal-overlay{background:#020617bf}[data-skin=midnight-slate] .modal-content{background:var(--app-surface);color:var(--app-text);border:1px solid var(--app-border);box-shadow:0 24px 60px #0206178c}[data-skin=midnight-slate] .modal-header,[data-skin=midnight-slate] .modal-actions{border-color:var(--app-border)}[data-skin=midnight-slate] .modal-header h2{color:var(--app-text)}[data-skin=midnight-slate] .close-btn{color:var(--app-muted)}[data-skin=midnight-slate] .close-btn:hover{background:#94a3b81f;color:#e2e8f0}[data-skin=midnight-slate] .explained-word{color:#93c5fd}[data-skin=midnight-slate] .meaning-section{background:var(--app-surface-alt);border-color:var(--app-border)}[data-skin=midnight-slate] .definition,[data-skin=midnight-slate] .examples-table h4,[data-skin=midnight-slate] .examples-table th,[data-skin=midnight-slate] .examples-table td,[data-skin=midnight-slate] .english-text{color:var(--app-text)}[data-skin=midnight-slate] .part-of-speech{background:#3b82f640;color:#dbeafe}[data-skin=midnight-slate] .table-container{background:#0f172ad9;box-shadow:none;border:1px solid var(--app-border)}[data-skin=midnight-slate] .examples-table th{background:#1e293bcc;border-bottom-color:var(--app-border)}[data-skin=midnight-slate] .examples-table td{border-bottom-color:var(--app-border)}[data-skin=midnight-slate] .example-row:hover{background-color:#3b82f61f}[data-skin=midnight-slate] .examples-table .thai-text{color:#e2e8f0}[data-skin=midnight-slate] .pronunciation{color:var(--app-muted)}[data-skin=midnight-slate] .explanation-footer{border-top-color:var(--app-border)}[data-skin=midnight-slate] .disclaimer{background:#f59e0b26;border-color:#f59e0b73;color:#fde68a}@media(max-width:768px){.explanation-modal{margin:1rem;max-height:90vh}.landing-cta{padding:.9rem 1.6rem;font-size:1.15rem}.table-container{font-size:.9rem}.examples-table th,.examples-table td{padding:.5rem .4rem}.examples-table .thai-text,.examples-table .pronunciation,.examples-table .english-text{max-width:none}.modal-header{padding:1.25rem 1.25rem .75rem;flex-direction:column;align-items:flex-start;gap:.5rem}.modal-header h2{font-size:1.2rem;flex-wrap:wrap}.explained-word{margin-left:0;font-size:1.05rem}.modal-actions{padding:.75rem 1.25rem 1.25rem}.explanation-content{padding:.75rem}.meaning-section{padding:1rem;margin-bottom:1.75rem}.app-header{flex-direction:column;align-items:stretch;gap:1rem;padding:1rem}.header-nav,.header-actions{display:none}.header-actions.show-mobile{display:flex;justify-content:flex-end}.bottom-nav{display:flex;justify-content:space-around;gap:.15rem;padding:.4rem .35rem .6rem;border-top:1px solid rgba(148,163,184,.1);background:#0b1120;position:fixed;bottom:0;left:0;right:0;z-index:10}.bottom-nav-btn{font-size:.65rem}.home-stats{flex-direction:column;gap:1rem}.stat-card{min-width:auto;padding:1.5rem}.dashboard-actions{flex-direction:column;align-items:stretch}main{padding-bottom:4rem}.settings-main{padding:.5rem}.settings-section{padding:1rem}main{padding:.5rem}.action-btn.large{font-size:1.1rem;padding:1rem 1.5rem}.card-text{font-size:1.5rem!important;padding:.3rem .6rem!important}.card-text.clickable{padding:.3rem .5rem!important}.thai-word-speaker-icon{font-size:1rem!important}.answer-text{font-size:1.5rem!important;width:100%!important;text-align:center!important;padding:.5rem 1rem!important}.review-card{padding:.75rem!important}.card-content{margin-bottom:1rem!important}.card-front,.card-back,.card-example{margin-bottom:.5rem!important}.card-text-with-pronunciation{flex-direction:row!important;gap:.5rem!important;justify-content:center!important;align-items:center!important;flex-wrap:wrap!important}.pronunciation-text{font-size:1.5rem!important;padding:.3rem .6rem!important;margin:0!important;opacity:.8!important}}.llm-settings{max-width:700px;margin:0 auto}.llm-settings h3{color:#334155;margin-bottom:1rem}.settings-description{background:var(--app-surface-alt);border:1px solid var(--app-border);border-radius:8px;padding:1rem;margin-bottom:2rem;color:var(--app-muted);line-height:1.5}.settings-form{background:var(--app-surface);border:1px solid var(--app-border);border-radius:12px;padding:2rem;box-shadow:0 2px 8px #0000001a;margin-bottom:2rem}.form-select{width:100%;padding:.75rem;border:1px solid var(--app-border);border-radius:6px;font-size:1rem;transition:border-color .2s ease;background:var(--app-surface);color:var(--app-text)}.form-select:focus,.form-input:focus{outline:none;border-color:#667eea;box-shadow:0 0 0 3px #667eea1a}.form-input{width:100%;padding:.75rem;border:1px solid var(--app-border);border-radius:6px;background:var(--app-surface);color:var(--app-text);font-size:1rem}.api-key-input-container{position:relative;display:flex;align-items:center}.api-key-input{padding-right:3rem}.toggle-visibility-btn{position:absolute;right:.75rem;background:none;border:none;cursor:pointer;font-size:1.2rem;padding:.25rem;border-radius:4px;transition:background .2s ease}.toggle-visibility-btn:hover{background:#f3f4f6}.help-text{display:block;margin-top:.25rem;font-size:.875rem;color:#6b7280;line-height:1.4}.settings-actions{display:flex;gap:1rem;margin-top:2rem}.test-btn,.save-btn{padding:.75rem 1.5rem;border:none;border-radius:6px;font-size:.9rem;font-weight:500;cursor:pointer;transition:all .2s ease;min-width:140px}.test-btn{background:#f59e0b;color:#fff}.test-btn:hover:not(:disabled){background:#d97706;transform:translateY(-1px)}.save-btn{background:#059669;color:#fff}.save-btn:hover:not(:disabled){background:#047857;transform:translateY(-1px)}.test-btn:disabled,.save-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.test-result{margin-top:1rem;padding:1rem;border-radius:6px;font-weight:500}.test-result.success{background:#d1fae5;border:1px solid #a7f3d0;color:#065f46}.test-result.error{background:#fee2e2;border:1px solid #fecaca;color:#991b1b}.provider-info{background:#fff;border:1px solid #e1e5e9;border-radius:12px;padding:2rem;box-shadow:0 2px 8px #0000001a}.provider-info h4,.provider-info h5{color:#334155;margin-top:0}.provider-links{display:grid;gap:1.5rem;margin-bottom:2rem}.provider-card{background:#f8fafc;border:1px solid #e2e8f0;border-radius:8px;padding:1.5rem}.provider-card h5{margin-bottom:.5rem;color:#1e293b}.provider-card p{margin:.5rem 0;font-size:.9rem;color:#475569}.provider-card a{color:#2563eb;text-decoration:none}.provider-card a:hover{text-decoration:underline}.privacy-note{background:#f0f9ff;border:1px solid #bae6fd;border-radius:8px;padding:1.5rem}.privacy-note h5{margin-bottom:1rem;color:#0c4a6e}.privacy-note ul{margin:0;padding-left:1.5rem;color:#0369a1}.privacy-note li{margin-bottom:.5rem;font-size:.9rem}@media(max-width:768px){.settings-actions{flex-direction:column}.test-btn,.save-btn{min-width:auto}.provider-links{grid-template-columns:1fr}}.create-card{background:#fff;border:1px solid #e1e5e9;border-radius:12px;padding:2rem;box-shadow:0 2px 8px #0000001a}.create-card h2{color:#334155;margin-top:0;margin-bottom:2rem}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:.5rem;font-weight:600;color:#374151}.input-with-actions{position:relative}.field-actions{position:absolute;top:.5rem;right:.5rem;display:flex;gap:.5rem;z-index:1}.input-with-actions textarea,.input-with-actions input{padding-right:4rem}.card-actions{display:flex;gap:.5rem;align-items:center;flex-shrink:0}.english-translation{font-style:italic;color:#475569;font-size:.9rem;margin-top:.5rem;padding:.6rem .8rem;background:linear-gradient(145deg,#f8fafc,#f1f5f9);border-left:3px solid #10b981;border-radius:6px;box-shadow:0 1px 3px #10b9811a;font-weight:500;text-align:left;align-self:flex-start}.tts-provider-section{background:var(--app-surface-alt);border:1px solid var(--app-border);border-radius:8px;padding:1.5rem;margin:1.5rem 0}.tts-provider-section h4{margin:0 0 1rem;color:var(--app-text);font-size:1.1rem;font-weight:600}.provider-selector{display:flex;flex-direction:column;gap:1rem}.provider-selector label{display:flex;align-items:center;padding:.75rem;border:2px solid var(--app-border);border-radius:6px;cursor:pointer;transition:all .2s ease;background:var(--app-surface)}.provider-selector label:hover{border-color:#667eea;background:var(--app-surface-alt)}.provider-selector input[type=radio]{margin-right:.75rem;transform:scale(1.2)}.provider-selector input[type=radio]:checked+.provider-label{color:#667eea;font-weight:600}.provider-selector input[type=radio]:disabled+.provider-label{color:var(--app-muted);cursor:not-allowed}.provider-label{flex:1;font-size:1rem;transition:all .2s ease}.provider-label.disabled{color:var(--app-muted)}.config-required{color:#dc3545;font-size:.875rem;font-style:italic}.provider-badge{background:var(--app-surface-alt);color:var(--app-muted);padding:.2rem .5rem;border-radius:3px;font-size:.75rem;margin-left:.5rem;font-weight:500}.voice-item.active-provider{border-left:3px solid #667eea;background:var(--app-surface-alt)}.voice-item.inactive-provider{opacity:.6}.voice-settings{background:var(--app-surface);border:1px solid var(--app-border);border-radius:12px;padding:2rem;margin-bottom:2rem;box-shadow:0 2px 8px #0000001a}.voice-settings h3{color:var(--app-text);margin-top:0;margin-bottom:1.5rem}.voice-settings h4{color:var(--app-text);margin-bottom:1rem;font-size:1.1rem}.voice-info{margin-bottom:2rem;padding:1rem;background:var(--app-surface-alt);border-radius:8px}.voice-info ul{list-style:none;padding:0;margin:0}.voice-item{padding:.5rem 0;display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}.voice-item strong{color:var(--app-text)}.local-badge,.quality-badge{font-size:.75rem;padding:.25rem .5rem;border-radius:4px;font-weight:500;text-transform:uppercase}.local-badge{background:#dcfce7;color:#166534}.quality-badge{background:#dbeafe;color:#1e40af}.voice-controls{margin-bottom:2rem}.control-group{margin-bottom:1.5rem}.control-group label{display:block;margin-bottom:.5rem;font-weight:600;color:#374151}.control-group input[type=range]{width:100%;height:6px;border-radius:3px;background:#e2e8f0;outline:none;margin:.5rem 0}.control-group input[type=range]::-webkit-slider-thumb{appearance:none;width:18px;height:18px;border-radius:50%;background:#667eea;cursor:pointer;border:2px solid white;box-shadow:0 2px 4px #0003}.control-group input[type=range]::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:#667eea;cursor:pointer;border:2px solid white;box-shadow:0 2px 4px #0003}.control-group small{color:#64748b;font-size:.85rem}.control-group input[type=checkbox]{margin-right:.5rem;transform:scale(1.2)}.test-section{text-align:center;margin-bottom:2rem;padding:1rem;background:var(--app-surface-alt);border-radius:8px}.test-voice-btn{background:linear-gradient(135deg,#10b981,#059669);color:#fff;border:none;padding:1rem 2rem;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s ease}.test-voice-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 12px #10b9814d}.test-voice-btn:disabled{background:var(--app-surface-alt);color:var(--app-muted);cursor:not-allowed;transform:none}.presets{border-top:1px solid var(--app-border);padding-top:1.5rem}.presets h4{margin-bottom:1rem}.preset-btn{background:var(--app-surface);border:2px solid var(--app-border);color:var(--app-text);padding:.75rem 1rem;border-radius:8px;font-size:.9rem;font-weight:500;cursor:pointer;margin-right:.5rem;margin-bottom:.5rem;transition:all .2s ease}.preset-btn:hover{border-color:#667eea;color:#667eea;transform:translateY(-1px)}.preset-btn.cloud{border-color:#3b82f6;color:#3b82f6;background:linear-gradient(135deg,#eff6ff,#dbeafe)}.preset-btn.cloud:hover:not(:disabled){border-color:#1d4ed8;color:#1d4ed8;background:linear-gradient(135deg,#dbeafe,#bfdbfe)}.preset-btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.cloud-providers{margin-bottom:1rem;display:flex;flex-direction:column;gap:.75rem}.cloud-provider{padding:.75rem;border:1px solid #e2e8f0;border-radius:8px;background:#f8fafc}.provider-info{display:flex;justify-content:space-between;align-items:center;gap:1rem}.practice-mastered-words{max-width:1000px;margin:0 auto;padding:1rem}.practice-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:2rem;flex-wrap:wrap;gap:1rem}.header-title{flex:1;min-width:300px}.header-title h2{margin:0 0 .5rem;color:#334155;font-size:1.5rem}.header-controls{display:flex;align-items:center;gap:1rem;flex-wrap:wrap}.auto-play-toggle{background:linear-gradient(135deg,#3b82f6,#1d4ed8);color:#fff;border:none;padding:.5rem 1rem;border-radius:6px;cursor:pointer;font-size:.85rem;font-weight:500;display:flex;align-items:center;gap:.5rem;transition:all .2s ease;white-space:nowrap;box-shadow:0 2px 4px #3b82f633}.auto-play-toggle:hover{transform:translateY(-1px);box-shadow:0 4px 8px #3b82f64d}.auto-play-toggle.disabled{background:linear-gradient(135deg,#94a3b8,#64748b);box-shadow:0 2px 4px #94a3b833}.auto-play-toggle.disabled:hover{box-shadow:0 4px 8px #94a3b84d}.story-progress{display:flex;align-items:center;gap:1rem;margin-top:.5rem}.progress-text{font-size:.9rem;color:#94a3b8;white-space:nowrap}.progress-bar{flex:1;height:8px;background:#94a3b826;border-radius:4px;overflow:hidden;min-width:120px}.progress-fill{height:100%;background:linear-gradient(90deg,#6366f1,#818cf8,#a78bfa);border-radius:4px;transition:width .4s ease;box-shadow:0 0 8px #6366f166}.back-button{background:#f8fafc;border:2px solid #e2e8f0;color:#475569;padding:.75rem 1.5rem;border-radius:8px;cursor:pointer;font-weight:500;transition:all .2s ease;white-space:nowrap}.back-button:hover{border-color:#cbd5e1;background:#f1f5f9}.story-container{background:#fff;border-radius:12px;box-shadow:0 4px 6px #0000000d;overflow:hidden}.story-title{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:1.5rem 2rem;text-align:center}[data-skin=midnight-slate] .practice-mastered-words,[data-skin=midnight-slate] .practice-header h2,[data-skin=midnight-slate] .header-title h2{color:var(--app-text)}[data-skin=midnight-slate] .progress-text{color:var(--app-muted)}[data-skin=midnight-slate] .progress-bar{background:#94a3b840}[data-skin=midnight-slate] .back-button{background:var(--app-surface);border-color:var(--app-border);color:var(--app-text)}[data-skin=midnight-slate] .back-button:hover{background:var(--app-surface-alt);border-color:#334155}[data-skin=midnight-slate] .story-container{background:var(--app-surface);border:1px solid var(--app-border);box-shadow:none}[data-skin=midnight-slate] .story-title{background:linear-gradient(135deg,#1f2a44,#273250);color:var(--app-text)}[data-skin=midnight-slate] .story-box{background:var(--app-surface)}[data-skin=midnight-slate] .story-line{border-bottom-color:#94a3b840}[data-skin=midnight-slate] .story-line.thai-line{background:#1e293bb3;box-shadow:none}[data-skin=midnight-slate] .story-line.romanization-line{background:#1e293b73}[data-skin=midnight-slate] .story-line.literal-line{border-left-color:#64748b;color:#94a3b8}[data-skin=midnight-slate] .story-line.natural-line{border-left-color:#34d399;color:#e2e8f0}[data-skin=midnight-slate] .story-actions{background:var(--app-surface-alt);border-top-color:var(--app-border)}[data-skin=midnight-slate] .loading-state,[data-skin=midnight-slate] .error-state,[data-skin=midnight-slate] .empty-state{background:var(--app-surface);border:1px solid var(--app-border);color:var(--app-text)}[data-skin=midnight-slate] .loading-state h3,[data-skin=midnight-slate] .loading-state p,[data-skin=midnight-slate] .loading-state small{color:var(--app-muted)}[data-skin=midnight-slate] .error-state{background:#7f1d1d33;border-color:#f8717180}.story-title h3{margin:0;font-size:1.3rem;font-weight:600}.story-box{padding:2rem;background:#fff}.story-lines{margin-bottom:2rem}.story-line{display:flex;align-items:center;gap:1rem;padding:1rem 0;border-bottom:1px solid #f1f5f9}.story-line:last-child{border-bottom:none}.story-line.thai-line{background:linear-gradient(135deg,#fef7cd,#fef3c7);margin:0 -2rem 1rem;padding:1.5rem 2rem;border-radius:8px 8px 0 0;box-shadow:0 2px 4px #0000000d}.story-line.romanization-line{background:#f8fafc;margin:0 -1rem;padding:1rem;border-radius:6px}.story-line.literal-line{border-left:3px solid #64748b;padding-left:1rem;font-style:italic;color:#64748b}.story-line.natural-line{border-left:3px solid #10b981;padding-left:1rem;font-weight:500;color:#334155}.line-content{flex:1;font-size:1.1rem;line-height:1.6}.thai-line .line-content{font-size:1.4rem;font-weight:600;color:#92400e;font-family:var(--app-font-thai)!important;unicode-bidi:normal;direction:ltr;-webkit-font-feature-settings:"kern" 1,"liga" 1;font-feature-settings:"kern" 1,"liga" 1;text-rendering:optimizeLegibility}.romanization-line .line-content{font-family:Courier New,monospace;font-size:1rem;color:#475569}.speaker-button{background:linear-gradient(135deg,#3b82f6,#1d4ed8);color:#fff;border:none;border-radius:50%;width:40px;height:40px;cursor:pointer;font-size:1.1rem;display:flex;align-items:center;justify-content:center;transition:all .2s ease;box-shadow:0 2px 4px #3b82f633}.speaker-button:hover{transform:scale(1.05);box-shadow:0 4px 8px #3b82f64d}.speaker-button:active{transform:scale(.95)}.speaker-button:disabled{opacity:.7;cursor:not-allowed;transform:none}.speaker-button.speaking{background:linear-gradient(135deg,#10b981,#059669);animation:speakingPulse 1s ease-in-out infinite}@keyframes speakingPulse{0%,to{opacity:.7}50%{opacity:1}}.hl{background:linear-gradient(135deg,#fbbf24,#f59e0b);color:#92400e;padding:.1em .3em;border-radius:4px;font-weight:600;box-shadow:0 1px 2px #fbbf2433}.story-controls{display:flex;justify-content:space-between;align-items:center;padding:1.5rem 0;border-top:1px solid #e2e8f0;margin-top:1.5rem}.control-button{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;padding:.75rem 1.5rem;border-radius:8px;cursor:pointer;font-weight:600;transition:all .2s ease;min-width:120px}.control-button:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 12px #667eea4d}.control-button:disabled{background:#e2e8f0;color:#94a3b8;cursor:not-allowed;transform:none;box-shadow:none}.control-info{text-align:center;font-size:.85rem;color:#64748b;font-style:italic}.story-actions{display:flex;justify-content:center;gap:1rem;padding:1.5rem 2rem;background:#f8fafc;border-top:1px solid #e2e8f0}.generate-button{background:linear-gradient(135deg,#10b981,#059669);color:#fff;border:none;padding:.75rem 1.5rem;border-radius:8px;cursor:pointer;font-weight:600;transition:all .2s ease}.generate-button:hover{transform:translateY(-1px);box-shadow:0 4px 12px #10b9814d}.finish-button{background:linear-gradient(135deg,#f59e0b,#d97706);color:#fff;border:none;padding:.75rem 1.5rem;border-radius:8px;cursor:pointer;font-weight:600;transition:all .2s ease}.finish-button:hover{transform:translateY(-1px);box-shadow:0 4px 12px #f59e0b4d}.loading-state,.error-state,.empty-state{text-align:center;padding:4rem 2rem}.loading-state .spinner{font-size:3rem;margin-bottom:1rem;animation:pulse 1.5s ease-in-out infinite}@keyframes pulse{0%,to{opacity:.6}50%{opacity:1}}.loading-state h3{color:#334155;margin:0 0 .5rem}.loading-state p{color:#64748b;margin:0 0 .5rem}.loading-state small{color:#94a3b8;font-size:.85rem}.error-state{background:#fef2f2;border-radius:8px;margin:2rem}.error-state h3{color:#dc2626;margin:0 0 1rem}.error-message{color:#991b1b;background:#fff;padding:1rem;border-radius:6px;border:1px solid #fecaca;margin:1rem 0;font-weight:500}.error-actions{display:flex;justify-content:center;gap:1rem;margin:1.5rem 0;flex-wrap:wrap}.retry-button{background:linear-gradient(135deg,#10b981,#059669);color:#fff;border:none;padding:.75rem 1.5rem;border-radius:8px;cursor:pointer;font-weight:600;transition:all .2s ease}.retry-button:hover{transform:translateY(-1px);box-shadow:0 4px 12px #10b9814d}.back-button.secondary{background:#f1f5f9;color:#64748b}.error-tips{text-align:left;background:#fff;padding:1.5rem;border-radius:8px;border:1px solid #e5e7eb;margin-top:1.5rem}.error-tips h4{margin:0 0 1rem;color:#374151;font-size:1rem}.error-tips ul{margin:0;padding-left:1.5rem;color:#4b5563}.error-tips li{margin-bottom:.5rem;font-size:.9rem;line-height:1.5}@media(max-width:768px){.practice-mastered-words{padding:.5rem}.practice-header{flex-direction:column;align-items:stretch}.header-title{min-width:auto}.header-controls{justify-content:flex-start;width:100%}.auto-play-toggle{font-size:.8rem;padding:.4rem .8rem}.story-progress{flex-direction:column;gap:.5rem;align-items:flex-start}.progress-bar{min-width:auto;width:100%}.story-box{padding:1rem}.story-line.thai-line{margin:0 -1rem 1rem;padding:1rem}.thai-line .line-content{font-size:1.2rem}.line-content{font-size:1rem}.story-controls{flex-direction:column;gap:1rem}.control-button{min-width:auto;width:100%}.story-actions{flex-direction:column;padding:1rem}.loading-state,.error-state{padding:2rem 1rem}.error-actions{flex-direction:column}}.test-provider-btn{background:#10b981;color:#fff;border:none;padding:.25rem .75rem;border-radius:4px;font-size:.85rem;cursor:pointer;transition:all .2s ease}.test-provider-btn:hover:not(:disabled){background:#059669;transform:translateY(-1px)}.test-provider-btn:disabled{background:#94a3b8;cursor:not-allowed;transform:none}.voice-item.cloud{background:linear-gradient(135deg,#eff6ff,#f0f9ff);border-left:3px solid #3b82f6;padding-left:1rem}.provider-badge,.gender-badge{font-size:.75rem;padding:.25rem .5rem;border-radius:4px;font-weight:500;margin-left:.5rem}.provider-badge{background:#e0f2fe;color:#0369a1}.gender-badge{background:#fce7f3;color:#be185d}.control-group select{width:100%;padding:.5rem;border:1px solid #d1d5db;border-radius:6px;background:#fff;font-size:.9rem;color:#374151;cursor:pointer}.control-group select:focus{outline:none;border-color:#667eea;box-shadow:0 0 0 3px #667eea1a}.no-cloud-providers{background:linear-gradient(135deg,#f0f9ff,#e0f2fe);border:1px solid #0ea5e9;border-radius:6px;padding:1rem;margin:1rem 0}.no-cloud-providers p{margin-bottom:.5rem;color:#0c4a6e}.no-cloud-providers ul{margin:.5rem 0;padding-left:1.5rem;color:#0c4a6e}.no-cloud-providers li{margin-bottom:.5rem;font-size:.95rem}.no-cloud-providers li strong{color:#075985}.card-text-container{display:flex;flex-direction:column;gap:.3rem;align-items:flex-start;text-align:left;width:100%}.card-text-with-pronunciation{display:flex;align-items:baseline;justify-content:flex-start;gap:.75rem;flex-wrap:nowrap}.card-text-container .english-translation{align-self:flex-start;width:100%;max-width:100%}.card-text-with-pronunciation .pronunciation-text{align-self:baseline;width:auto;max-width:none}.pronunciation-text{color:#1e40af;font-style:normal;font-size:2.5rem;font-family:Segoe UI,Noto Sans,Liberation Sans,Arial Unicode MS,Lucida Sans Unicode,DejaVu Sans,Arial,sans-serif;background:linear-gradient(145deg,#dbeafe,#bfdbfe);padding:.5rem 1rem;border-radius:16px;border:1px solid #3b82f6;box-shadow:0 2px 6px #3b82f633;font-weight:600;white-space:nowrap;margin:0;display:inline-block;-webkit-font-feature-settings:"kern" 1,"liga" 1;font-feature-settings:"kern" 1,"liga" 1;text-rendering:optimizeLegibility;line-height:1.1;unicode-bidi:normal;direction:ltr}.card-text.clickable{display:flex;align-items:center;justify-content:center;gap:.5rem;cursor:pointer;transition:all .2s ease;padding:.5rem .75rem;border-radius:8px;position:relative;background:linear-gradient(145deg,#f8fafc,#f1f5f9);border:2px solid transparent;width:fit-content;max-width:100%;box-sizing:border-box;margin:0;z-index:2}.card-main-line{display:flex;align-items:center;justify-content:space-between;flex-wrap:nowrap;margin-bottom:.75rem;padding:0;background:linear-gradient(145deg,#f8fafc,#f1f5f9);border-radius:12px;border:1px solid #e2e8f0;box-shadow:0 2px 4px #0000000d;min-height:60px;max-width:100%;overflow:hidden;box-sizing:border-box}.card-main-line.sentence{flex-direction:column;align-items:stretch;gap:.75rem;background:transparent;border:none;box-shadow:none;padding:0;min-height:0}.thai-section{display:flex;flex-direction:column;align-items:flex-start;gap:.5rem;flex:1}.answer-thai-section{align-items:center}.thai-section.sentence{flex-direction:column;align-items:flex-start;gap:.5rem;width:100%}.romanization-inline{flex-shrink:0;display:flex;align-items:center;gap:.5rem;flex-wrap:nowrap}.romanization-inline.sentence{flex-wrap:wrap;align-items:flex-start;width:100%}.romanization-inline.sentence .pronunciation-text-inline,.romanization-inline.sentence .add-pronunciation-btn-inline{font-size:1.5rem!important;padding:.35rem .75rem;border-radius:8px;border:1px dashed #cbd5f5;background:#f8fafc;box-shadow:none;overflow-wrap:break-word;flex-shrink:1;white-space:normal}.pronunciation-text-inline{color:#1e293b;font-style:normal;font-size:1.8rem!important;font-weight:800!important;font-family:Segoe UI,Noto Sans,Liberation Sans,Arial Unicode MS,Lucida Sans Unicode,DejaVu Sans,Arial,sans-serif;background:linear-gradient(145deg,#fff,#f8fafc);padding:.4rem .8rem;border-radius:12px;border:2px solid #3b82f6;cursor:pointer;transition:all .2s ease;white-space:normal;overflow-wrap:break-word;box-shadow:0 4px 12px #3b82f64d;flex-shrink:1;text-align:center;display:inline-block;max-width:100%;text-rendering:optimizeLegibility;unicode-bidi:normal;direction:ltr;-webkit-font-feature-settings:"kern" 1,"liga" 1;font-feature-settings:"kern" 1,"liga" 1;line-height:1.2}.pronunciation-text-inline:hover{background:linear-gradient(145deg,#e0f2fe,#bae6fd);border-color:#0ea5e9;transform:translateY(-1px);box-shadow:0 4px 12px #0ea5e933}.add-pronunciation-btn-inline{color:#1e293b;font-style:normal;font-size:1.8rem;font-weight:800;font-family:Segoe UI,Noto Sans,Liberation Sans,Arial Unicode MS,Lucida Sans Unicode,DejaVu Sans,Arial,sans-serif;background:linear-gradient(145deg,#fff,#f8fafc);padding:.4rem .8rem;border-radius:12px;border:2px dashed #3b82f6;cursor:pointer;transition:all .2s ease;white-space:nowrap;box-shadow:0 4px 12px #3b82f64d;flex-shrink:0;text-align:center;display:inline-block;text-rendering:optimizeLegibility;unicode-bidi:normal;direction:ltr;-webkit-font-feature-settings:"kern" 1,"liga" 1;font-feature-settings:"kern" 1,"liga" 1}.add-pronunciation-btn-inline:hover{background:linear-gradient(145deg,#e0f2fe,#bae6fd);border-color:#0ea5e9;transform:translateY(-1px);box-shadow:0 4px 12px #0ea5e933}.card-main-line .card-text.clickable{background:linear-gradient(145deg,#fff,#f8fafc);border:2px solid #3b82f6;font-size:1.8rem!important;font-weight:800!important;padding:.4rem .8rem;margin:0;box-shadow:0 4px 12px #3b82f64d;border-radius:12px;flex-shrink:0;line-height:1.2}.card-main-line .card-text.clickable.sentence{background:linear-gradient(145deg,#fff,#f8fafc);border:2px solid #3b82f6;font-size:1.6rem!important;padding:.9rem 1.1rem;box-shadow:0 2px 8px #3b82f633;width:100%;max-width:100%;flex-shrink:1;justify-content:space-between;text-align:left;box-sizing:border-box}.card-text.clickable:hover{background:linear-gradient(145deg,#e0f2fe,#bae6fd);border-color:#0ea5e9;transform:translateY(-1px);box-shadow:0 4px 12px #0ea5e933}.card-text.clickable.speaking{background:linear-gradient(145deg,#dcfce7,#bbf7d0);border-color:#22c55e;animation:pulse-speak 1s infinite}@keyframes pulse-speak{0%,to{box-shadow:0 0 #22c55e66}50%{box-shadow:0 0 0 8px #22c55e00}}.thai-word-speaker-icon{font-size:1.2rem;opacity:.7;transition:opacity .2s ease}.card-text.clickable:hover .thai-word-speaker-icon{opacity:1}.card-text.clickable.speaking .thai-word-speaker-icon{opacity:1;animation:bounce .6s ease-in-out infinite alternate}@keyframes bounce{0%{transform:translateY(0)}to{transform:translateY(-3px)}}.thai-word-text{flex:1;font-family:var(--app-font-thai);overflow-wrap:break-word;word-wrap:break-word;min-width:0}.card-text.clickable.sentence .thai-word-text{min-width:0;white-space:normal;overflow-wrap:anywhere}.card-text.clickable.sentence .thai-word-speaker-icon{margin-left:auto}.card-text-with-speech{display:flex;align-items:flex-start;gap:1rem;margin-bottom:.5rem;width:100%}.card-text-with-speech .card-text-container{flex:1;min-width:0}.form-group textarea{width:100%;padding:.75rem;border:2px solid #e5e7eb;border-radius:8px;font-size:1rem;resize:vertical;font-family:inherit;transition:border-color .2s ease;box-sizing:border-box}.form-group textarea:focus{outline:none;border-color:#667eea;box-shadow:0 0 0 3px #667eea1a}.form-group textarea:disabled{background:#f9fafb;color:#6b7280}.submit-btn{background:linear-gradient(135deg,#10b981,#059669);color:#fff;border:none;padding:.75rem 2rem;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s ease;width:100%}.submit-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 12px #10b9814d}.submit-btn:disabled{background:#e5e7eb;color:#9ca3af;cursor:not-allowed;transform:none}.review-card{background:#fff;border:1px solid #e1e5e9;border-radius:12px;padding:1rem;overflow:hidden;max-width:100vw;box-sizing:border-box;box-shadow:0 2px 8px #0000001a}.review-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem;padding-bottom:.5rem;border-bottom:1px solid #e5e7eb;overflow:hidden;min-width:0}.review-title-section{display:flex;align-items:center;gap:1rem;flex-shrink:1;min-width:0}.review-header h2{margin:0;color:#334155}.review-stats{display:flex;gap:.75rem;align-items:center;justify-content:space-between;flex:1;margin-left:1rem;flex-wrap:nowrap;min-width:0}.due-count{background:#dbeafe;color:#1e40af;padding:.25rem .75rem;border-radius:20px;font-size:.875rem;font-weight:600;white-space:nowrap;flex-shrink:0}.lapse-count{background:#fee2e2;color:#dc2626;padding:.25rem .75rem;border-radius:20px;font-size:.875rem;font-weight:600}.card-content{margin-bottom:.5rem;width:100%;box-sizing:border-box;position:relative;display:flex;flex-direction:column;gap:.25rem}.card-front.with-status{display:flex;align-items:center;gap:.5rem}.card-status-emoji{font-size:1rem;line-height:1;flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;width:1.25rem;height:1.25rem;border-radius:999px;background:#ffffff14;border:1px solid rgba(148,163,184,.25);margin-right:.35rem}.card-status-emoji.inline{margin-top:.1rem}.card-front,.card-back,.card-example{margin-bottom:.25rem;width:100%;box-sizing:border-box;position:relative;z-index:1;display:flex;flex-direction:column;gap:.25rem}.card-back{margin-bottom:0;height:fit-content;min-height:auto;gap:0!important;padding:0;display:block!important;width:100%;align-self:stretch;box-sizing:border-box}.card-front{position:relative}.card-front:after{content:"";position:absolute;bottom:-1.25rem;left:50%;transform:translate(-50%);width:60px;height:3px;background:linear-gradient(90deg,transparent,#e2e8f0,transparent);border-radius:2px}.card-front h3,.card-back h3,.card-example h3{margin:0 0 .75rem;color:#475569;font-size:1.1rem}.card-example h3{color:#6b7280;font-size:1rem}.card-text{background:linear-gradient(145deg,#fff,#f8fafc);border:3px solid #3b82f6;border-radius:16px;padding:.5rem 1rem;font-size:2.5rem;line-height:1.1;color:#1e293b;white-space:pre-wrap;text-align:center;font-weight:700;display:block;width:fit-content;margin:0 auto;box-shadow:0 4px 12px #3b82f633,0 2px 8px #0000001a;transition:all .3s ease;position:relative;z-index:1}.card-text.sentence{font-size:1.6rem;line-height:1.5;font-weight:600;padding:.9rem 1.1rem;border:3px solid #3b82f6;border-radius:12px;background:linear-gradient(145deg,#fff,#f8fafc);box-shadow:0 2px 8px #3b82f626;width:100%;max-width:100%;max-height:none;overflow:visible;text-align:left;white-space:normal;box-sizing:border-box}.card-text.clickable.sentence{justify-content:flex-start;align-items:flex-start;flex-wrap:wrap;gap:.5rem .75rem;overflow:visible;width:100%;max-width:100%;box-sizing:border-box}.card-text.example-text{margin:0;display:inline-block;width:fit-content;max-width:100%;align-self:flex-start;text-align:left}.example-text{background:linear-gradient(145deg,#f8fafc,#f1f5f9);border:1px solid #e2e8f0;color:#475569;font-size:1.4rem;font-style:normal;font-weight:500;padding:.8rem 1rem;line-height:1.3;display:inline-block;width:fit-content;max-width:100%;text-align:left;border-radius:8px;box-shadow:0 2px 4px #0000001a;transition:all .3s ease;margin:0;align-self:flex-start}.answer-text{background:linear-gradient(145deg,#f0fdf4,#dcfce7);border:2px solid #22c55e;color:#15803d;font-size:2rem;padding:.75rem 1.25rem;box-shadow:0 4px 12px #22c55e33,0 2px 4px #0000000d;width:100%;text-align:center;display:block;margin:0;box-sizing:border-box}.answer-text.sentence{font-size:1.5rem;line-height:1.5;padding:.9rem 1.1rem;background:#f0fdf4;border:1px solid #86efac;color:#166534;box-shadow:none;text-align:left;overflow-wrap:break-word;word-wrap:break-word;max-width:100%;box-sizing:border-box}.review-actions-top{margin-bottom:1rem}.review-actions-bottom{margin-top:.25rem}.review-actions{margin-bottom:.75rem}.reveal-btn-container{display:flex;align-items:center;justify-content:center;gap:.75rem;flex-wrap:wrap}.reveal-btn-container:empty{height:0;margin:0}.reveal-btn-container:not(:empty){margin:.1rem 0;height:auto}.multiple-choice-practice-hint{flex-basis:100%;width:100%;text-align:center;font-size:.85rem;color:var(--app-text);opacity:.7;margin-top:.25rem}.reveal-btn{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;padding:1rem 2rem;border-radius:14px;font-size:1.1rem;font-weight:700;cursor:pointer;transition:all .2s ease;width:100%;letter-spacing:.01em}.reveal-btn.secondary{background:#f1f5f9;color:#1f2937;border:1px solid rgba(15,23,42,.15);border-radius:14px}.reveal-btn.demoted{background:#e5e7eb;color:#9ca3af;cursor:pointer;box-shadow:none;transform:none}.reveal-btn.demoted:hover{box-shadow:none;transform:none}.reveal-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 12px #667eea4d}.card-state-indicator{margin-bottom:1rem;display:flex;justify-content:flex-end}.card-state-chip{align-items:center;gap:.3rem;padding:.3rem .7rem;border-radius:12px;font-size:.75rem;font-weight:500;opacity:.8;transition:opacity .2s ease}.card-state-chip:hover{opacity:1}.card-state-chip.state-new{background:linear-gradient(135deg,#ff4d4f,#ff7875);color:#fff;border:1px solid rgba(255,77,79,.3);text-shadow:0 1px 2px rgba(0,0,0,.1)}.card-state-chip.state-learning{background:linear-gradient(135deg,#fff176,#ffeb3b);color:#333;border:1px solid rgba(255,241,118,.4);text-shadow:none}.card-state-chip.state-review{background:linear-gradient(135deg,#52c41a,#73d13d);color:#fff;border:1px solid rgba(82,196,26,.3);text-shadow:0 1px 2px rgba(0,0,0,.1)}.card-state-chip.state-suspended{background:#6b72801a;color:#4b5563;border:1px solid rgba(107,114,128,.2)}.state-icon{font-size:.9rem}.card-state-chip.inline-badge{padding:.25rem .6rem;font-size:.8rem;opacity:.9;margin:0;white-space:nowrap;flex-shrink:0;display:inline-flex;align-items:center}.card-state-chip.inline-badge .state-icon{font-size:.85rem}.leech-flag{margin-left:.2rem;font-size:.8rem}.lapse-count{margin-left:.2rem;background:#fbbf2433;color:#f59e0b;padding:.1rem .3rem;border-radius:6px;font-size:.65rem;font-weight:600}.lapse-count.leech-level{background:#dc262633;color:#dc2626;font-weight:700;animation:pulse-warning 2s infinite}@keyframes pulse-warning{0%,to{opacity:1}50%{opacity:.7}}.card-state-chip.about-to-graduate{background:linear-gradient(135deg,#ff7a00,#ff9500);border:2px solid rgba(255,122,0,.3);color:#fff;font-weight:600;text-shadow:0 1px 2px rgba(0,0,0,.2);box-shadow:0 0 8px #ff7a004d;animation:ready-glow 3s ease-in-out infinite}@keyframes ready-glow{0%,to{box-shadow:0 0 8px #ff7a004d;transform:scale(1)}50%{box-shadow:0 0 16px #ff7a0080;transform:scale(1.02)}}.leech-indicator{margin-left:.2rem;font-size:.8rem;filter:grayscale(20%);opacity:.8}.score-buttons{display:flex;gap:1rem;margin-bottom:1rem;align-items:center;flex-wrap:nowrap;width:100%;min-height:60px}.main-score-buttons{display:flex;gap:1rem;flex:1;align-items:center}.action-buttons-inline{display:flex;gap:.5rem;align-items:center;flex-shrink:0;white-space:nowrap;margin-left:1rem}.action-buttons-inline .example-button,.action-buttons-inline .explain-button,.action-buttons-inline .speak-assess-toggle-btn{min-height:48px;height:48px;min-width:120px;display:flex;align-items:center;justify-content:center;padding:.5rem 1rem;font-size:.9rem;flex-shrink:0;white-space:nowrap;box-sizing:border-box}.action-buttons-inline .example-button-container{width:120px;min-width:120px}.action-buttons-inline .example-button-container .split-button-group{width:100%}.action-buttons-inline .example-button-container .split-button-main{min-width:80px;flex:1;text-align:center;justify-content:center;overflow:hidden;text-overflow:ellipsis}.action-buttons-inline .example-button-container .examples-container{display:none!important}@media(max-width:768px){.score-buttons{flex-direction:column;gap:.5rem;justify-content:center}.main-score-buttons{width:100%;justify-content:center}.action-buttons-inline{margin-left:0;margin-top:.5rem;justify-content:center;width:100%}.action-buttons-inline .example-button,.action-buttons-inline .explain-button,.action-buttons-inline .speak-assess-toggle-btn{flex:1;min-width:80px;font-size:.8rem}}.score-buttons.three-button-layout{gap:.5rem}.score-buttons.two-button-layout{gap:1rem}.score-buttons .fail-btn{margin-right:.5rem}.score-buttons .pass-btn{margin-left:.5rem}.fail-btn,.pass-btn{flex:1;padding:1rem;border:none;border-radius:8px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .2s ease}.fail-btn.compact,.pass-btn.compact,.already-known-btn.compact{flex:1;padding:.75rem .5rem;font-size:.95rem;font-weight:600}.fail-btn{background:linear-gradient(135deg,#94a3b8,#64748b);color:#fff}.fail-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 12px #64748b4d}.grade-footer{margin-top:1rem;display:flex;flex-direction:column;gap:.75rem}.grade-actions{display:flex;gap:.75rem}.grade-honesty-hint{text-align:center;font-size:.85rem;color:var(--app-text);opacity:.7;margin-top:-.1rem}.explore-toggle{align-self:center;background:none;border:none;color:#94a3b8;font-size:.85rem;font-weight:600;cursor:pointer}.explore-toggle:hover{color:#64748b;text-decoration:underline}.explore-panel{margin-top:.5rem;padding:.75rem;border-radius:12px;border:1px solid rgba(0,0,0,.06);background:#00000005}.explore-actions{display:flex;flex-wrap:wrap;gap:.5rem;align-items:center;margin-bottom:.5rem}.explore-actions .ghost-link,.explore-actions .explain-button.ghost,.explore-actions .example-button.ghost{font-size:.85rem;font-weight:500;color:#64748b}.explore-actions .ghost-link:hover,.explore-actions .explain-button.ghost:hover,.explore-actions .example-button.ghost:hover{color:#4f46e5;text-decoration:underline}.tone-details{border:1px solid #e5e7eb;border-radius:10px;padding:.5rem .75rem;background:#f9fafb}.tone-details summary{cursor:pointer;font-size:.8rem;font-weight:600;color:#64748b;list-style:none}.tone-details summary::-webkit-details-marker{display:none}.tone-details summary:after{content:"+";float:right;color:#94a3b8}.tone-details[open] summary:after{content:"-"}.again-btn,.good-btn{flex:1;padding:.95rem;border:none;border-radius:14px;font-size:1.05rem;font-weight:700;cursor:pointer;transition:all .2s ease;letter-spacing:.01em}.again-btn{background:linear-gradient(135deg,#ef4444,#dc2626);color:#fff}.again-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 12px #ef44444d}.good-btn{background:linear-gradient(135deg,#22c55e,#16a34a);color:#fff}.good-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 12px #22c55e4d}.again-btn:disabled,.good-btn:disabled{background:#e5e7eb;color:#9ca3af;cursor:not-allowed;transform:none;box-shadow:none}.grade-actions.first-presentation{align-items:center}.grade-actions.first-presentation .continue-btn{background:linear-gradient(135deg,#f59e0b,#f97316);color:#fff;border-radius:14px}.grade-actions.first-presentation .continue-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 12px #f9731659}.grade-actions.first-presentation .already-know-btn{flex:0 0 auto;padding:.75rem 1rem;font-size:.9rem;font-weight:600;background:transparent;border:1.5px solid var(--app-border);color:var(--app-text);box-shadow:none;border-radius:14px}.grade-actions.first-presentation .already-know-btn:hover:not(:disabled){background:var(--app-surface-alt);border-color:#94a3b8;color:var(--app-text)}.helper-actions{display:flex;flex-wrap:wrap;gap:.6rem}.ghost-link{background:none;border:none;color:#4f46e5;font-weight:600;cursor:pointer;padding:.15rem 0}.ghost-link:hover{text-decoration:underline}.explain-button.ghost,.example-button.ghost{background:none;border:none;box-shadow:none;padding:.15rem 0;color:#4f46e5;font-weight:600}.explain-button.ghost:hover,.example-button.ghost:hover{text-decoration:underline;transform:none;box-shadow:none}.tone-visual{margin-top:.75rem;display:flex;flex-direction:column;gap:.35rem}.tone-label{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:#64748b}.tone-hint{font-size:.78rem;color:#94a3b8}.pass-btn{background:linear-gradient(135deg,#10b981,#059669);color:#fff}.pass-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 12px #10b9814d}.fail-btn:disabled,.pass-btn:disabled{background:#e5e7eb;color:#9ca3af;cursor:not-allowed;transform:none}.already-known-section{margin-top:1rem;display:flex;justify-content:center}.already-known-btn{background:linear-gradient(135deg,#8b5cf6,#7c3aed);color:#fff;border:none;padding:1rem;border-radius:8px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .2s ease;box-shadow:0 2px 8px #8b5cf633}.already-known-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 12px #8b5cf666;background:linear-gradient(135deg,#7c3aed,#6d28d9)}.already-known-btn:disabled{background:#e5e7eb;color:#9ca3af;cursor:not-allowed;transform:none;box-shadow:none}.card-info{text-align:center;color:#6b7280;font-size:.8rem;margin-top:.5rem;margin-bottom:0}.no-cards,.loading{text-align:center;padding:3rem;color:#94a3b8}.no-cards h2{color:#e2e8f0;font-size:2rem;margin-bottom:1rem}.card-back{animation:answerReveal .35s ease-out}@keyframes answerReveal{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.card-front.with-status{animation:cardContentIn .3s ease-out}@keyframes cardContentIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.grade-footer{animation:gradeSlideIn .3s ease-out}@keyframes gradeSlideIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.initialization,.error-message{text-align:center;padding:3rem 2rem;border-radius:12px;margin:2rem 0}.initialization{background:#eff6ff;border:1px solid #dbeafe;color:#1e40af}.initialization h3{color:#1d4ed8;margin-bottom:1rem}.error-message{background:#fef2f2;border:1px solid #fecaca;color:#dc2626}.error-message h3{color:#b91c1c;margin-bottom:1rem}.speech-button{background:#3b82f61a;border:1px solid rgba(59,130,246,.2);border-radius:50%;width:32px;height:32px;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s ease;color:#3b82f6;margin-left:.5rem;vertical-align:middle}.speech-button:hover:not(:disabled){background:#3b82f633;border-color:#3b82f64d;transform:scale(1.05)}.speech-button:disabled{opacity:.5;cursor:not-allowed;transform:none}.speech-button.speaking{background:#10b9811a;border-color:#10b9814d;color:#10b981}.speech-button.speaking:hover{background:#10b98133}.card-text-with-speech{display:flex;align-items:center;gap:.5rem}.card-text-with-speech .card-text{flex:1;margin:0}.speaker-icon{width:16px;height:16px;display:inline-flex;align-items:center;justify-content:center}.speaker-icon svg{width:16px;height:16px;display:block;fill:currentColor}.speaker-icon.speaking{opacity:.85;animation:pulse 1s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@media(max-width:768px){.app-header{padding:1rem;flex-direction:column;gap:1rem;text-align:center}.back-btn{align-self:stretch}main{padding:1rem}.home-stats{flex-direction:column;gap:1rem}.stat-card{min-width:auto}.fail-btn,.pass-btn,.already-known-btn{min-height:44px;-webkit-tap-highlight-color:transparent;touch-action:manipulation}.fail-btn:active{transform:translateY(1px);box-shadow:0 2px 6px #ef444433}.pass-btn:active{transform:translateY(1px);box-shadow:0 2px 6px #10b98133}.already-known-btn:active{transform:translateY(1px);box-shadow:0 2px 6px #8b5cf633}.score-buttons button{touch-action:manipulation}.score-buttons{flex-direction:column}.app-header h1{font-size:1.5rem}}.example-button-container{margin:1rem 0}.card-actions .example-button-container,.card-actions-inline .example-button-container{margin:0}.card-actions .example-button-container .examples-container,.card-actions-inline .example-button-container .examples-container{display:none}.example-button{display:inline-flex;align-items:center;gap:.5rem;padding:.5rem 1rem;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:6px;font-size:.9rem;font-weight:500;cursor:pointer;transition:all .2s ease;min-height:38px;box-shadow:0 4px 8px #667eea4d,0 2px 4px #0000001a,inset 0 1px #fff3;border:1px solid rgba(255,255,255,.1)}.example-button:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 12px #667eea66,0 3px 6px #00000026,inset 0 1px #ffffff4d;background:linear-gradient(135deg,#5a6fd8,#6a4190)}.example-button:active:not(:disabled){transform:translateY(0);box-shadow:0 2px 4px #667eea4d}.example-button:disabled{opacity:.6;cursor:not-allowed;transform:none;box-shadow:0 1px 2px #0000001a}.example-button.loading{pointer-events:none}.example-button.active{background:linear-gradient(135deg,#4a5cb8,#5a356e);transform:translateY(2px);box-shadow:inset 0 3px 8px #0000004d,inset 0 1px 4px #0003,0 1px 2px #667eea33;border:1px solid rgba(0,0,0,.1)}.example-button.active:hover:not(:disabled){background:linear-gradient(135deg,#3e4fa0,#4d2d5c);transform:translateY(2px);box-shadow:inset 0 4px 10px #00000059,inset 0 2px 6px #00000040,0 1px 3px #667eea4d}.loading-spinner{animation:spin 1s linear infinite}.examples-container{margin-top:0!important;padding:1rem;border:2px solid #e2e8f0;border-radius:12px;background:linear-gradient(145deg,#fafafa,#f5f5f5);width:100%;max-width:100%;box-sizing:border-box;position:relative;left:0;right:0;display:block;clear:both;margin-left:0;margin-right:0;overflow:visible;box-shadow:0 2px 8px #0000001a}.examples-error{text-align:center;padding:1rem}.error-message{color:#dc3545;margin-bottom:.5rem}.retry-button{background:#dc3545;color:#fff;border:none;padding:.4rem .8rem;border-radius:4px;cursor:pointer;font-size:.8rem}.retry-button:hover{background:#c82333}.examples-list h4{margin:0 0 1rem;color:#555}.example-item{margin-bottom:1rem;padding:.75rem;background:#fff;border-radius:8px;box-shadow:0 2px 4px #0000001a;width:100%;box-sizing:border-box;border:1px solid #f1f5f9;transition:all .2s ease}.example-item:last-child{margin-bottom:0}.example-thai{display:flex;align-items:center;gap:.3rem;margin-bottom:.5rem;width:100%}.thai-text{font-size:1.5rem;font-weight:500;color:#1a237e;flex:1;line-height:1.2;font-family:var(--app-font-thai);text-rendering:optimizeLegibility;-webkit-font-feature-settings:"liga" 1;font-feature-settings:"liga" 1}.example-speech-btn{font-size:.8rem;padding:.2rem .4rem;min-height:32px;width:32px;height:32px;border-radius:50%;flex-shrink:0;white-space:nowrap;display:inline-flex;align-items:center;justify-content:center}.example-pronunciation{font-family:Courier New,monospace;font-size:1.6rem;color:#1e40af;margin-bottom:.3rem;font-style:normal;font-weight:600;line-height:1.2;letter-spacing:.03em;-webkit-font-feature-settings:"kern" 1,"liga" 1;font-feature-settings:"kern" 1,"liga" 1;text-rendering:optimizeLegibility;unicode-bidi:normal;direction:ltr;background:linear-gradient(145deg,#f0f8ff,#e6f2ff);padding:.3rem .6rem;border-radius:8px;border:1px solid rgba(30,64,175,.2);display:inline-block;box-shadow:0 1px 3px #1e40af1a}.example-translations{margin-top:.25rem}.example-english{color:#333;font-size:.95rem;margin-bottom:.25rem}.example-literal{color:#666;font-size:.9rem;font-style:italic;margin-bottom:.25rem}.translation-label{font-weight:600;color:#4a5568;font-size:.85rem;text-transform:uppercase;letter-spacing:.5px}.examples-loading{text-align:center;padding:2rem}.examples-loading p{margin:.5rem 0}.examples-loading small{color:#666}.example-button.compact{padding:.4rem .8rem;font-size:.8rem;min-height:32px}.card-example-section{width:100%;margin-top:.5rem;position:relative}.example-button-section{margin:.5rem 0;display:flex;justify-content:center}.examples-accordion-wrapper{width:100%;margin-top:.5rem;display:block;position:relative;clear:both;left:0;right:0;transition:all .3s ease}.card-front .examples-accordion{width:100%;margin:0;position:relative}.examples-accordion{width:100%;transition:opacity .3s ease-in-out;overflow:visible;opacity:1;position:static;display:block;clear:both}.examples-accordion.fade-in{opacity:0}.examples-accordion.fade-in-complete{opacity:1}.card-example-static{margin-top:1rem;padding:1rem;background:#f8f9fa;border-radius:8px;border:1px solid #e9ecef}.card-example-static h3{margin-top:0;color:#6c757d;font-size:.9rem;text-transform:uppercase;letter-spacing:.5px}[data-skin=midnight-slate] .thai-text{color:var(--app-text)}[data-skin=midnight-slate] .example-pronunciation{color:#94a3b8;background:#ffffff08;border-color:#94a3b814;box-shadow:none}[data-skin=midnight-slate] .example-english,[data-skin=midnight-slate] .example-literal{color:#94a3b8}[data-skin=midnight-slate] .example-text{background:#ffffff0a;border-color:#94a3b81a;color:var(--app-text);box-shadow:none}[data-skin=midnight-slate] .examples-container{background:#1e293b80;border-color:#94a3b81a;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:0 4px 24px #0003}[data-skin=midnight-slate] .example-item{background:#ffffff08;border-color:#94a3b814;box-shadow:none}[data-skin=midnight-slate] .example-item:hover{background:#ffffff0f;border-color:#94a3b826}[data-skin=midnight-slate] .example-thai .thai-text{color:#f1f5f9}[data-skin=midnight-slate] .translation-label{color:#64748b}[data-skin=midnight-slate] .card-text{background:#ffffff0a;border-color:#94a3b826;color:var(--app-text);box-shadow:0 4px 16px #00000026}[data-skin=midnight-slate] .review-card .card-text,[data-skin=midnight-slate] .review-card .card-text.clickable{background:#ffffff0a!important;border-color:#6366f133!important;color:var(--app-text)!important;box-shadow:0 4px 20px #6366f114!important}[data-skin=midnight-slate] .review-card .card-text.clickable:hover{background:#6366f10f!important;border-color:#6366f159!important;box-shadow:0 4px 24px #6366f126!important}[data-skin=midnight-slate] .review-card .card-text.clickable.speaking{background:#6366f114!important;border-color:#818cf866!important;box-shadow:0 0 24px #6366f133!important}[data-skin=midnight-slate] .card-text.sentence{background:#ffffff0a;border-color:#94a3b826;color:var(--app-text);box-shadow:0 2px 12px #0000001a}[data-skin=midnight-slate] .card-main-line{background:#ffffff08;border-color:#94a3b81a;box-shadow:0 4px 16px #0000001f;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}[data-skin=midnight-slate] .card-main-line.sentence{background:transparent;border-color:transparent;box-shadow:none}[data-skin=midnight-slate] .card-main-line .card-text.clickable,[data-skin=midnight-slate] .card-main-line .card-text.clickable.sentence{background:#ffffff08;border-color:#6366f133;box-shadow:0 4px 20px #6366f114;color:var(--app-text)}[data-skin=midnight-slate] .review-card .card-main-line:has(.card-status-emoji){border-color:#38bdf840;box-shadow:0 0 12px #38bdf814,0 4px 20px #00000026}[data-skin=midnight-slate] .romanization-inline{color:#94a3b8}[data-skin=midnight-slate] .pronunciation-text-inline,[data-skin=midnight-slate] .add-pronunciation-btn-inline{color:#818cf8;opacity:.8}[data-skin=midnight-slate] .pronunciation-text-inline:hover,[data-skin=midnight-slate] .add-pronunciation-btn-inline:hover{color:#a5b4fc;opacity:1}[data-skin=midnight-slate] .speaker-icon{color:#818cf8}[data-skin=midnight-slate] .speaker-icon.speaking{color:#a5b4fc}[data-skin=midnight-slate] .card-status-emoji{background:#6366f11a;border-color:#6366f133}[data-skin=midnight-slate] .card-example-static{background:var(--app-surface);border-color:var(--app-border)}[data-skin=midnight-slate] .card-example-static h3{color:var(--app-muted)}@media(max-width:768px){.examples-container{margin:0 -.5rem;padding:.8rem}.example-item{padding:.8rem}.thai-text{font-size:1rem}.example-pronunciation{font-size:.9rem!important;padding:.25rem .5rem!important;line-height:1.15!important}}.form-input.number-input{width:80px;text-align:center}.translation-container{position:relative;width:100%;margin:0;box-sizing:border-box}.translation-display{display:block;width:100%;box-sizing:border-box}.example-toggle-btn{background:#f8f9fa;color:#495057;border:1px solid #dee2e6;border-radius:4px;padding:6px 12px;font-size:.85rem;font-weight:500;cursor:pointer;transition:all .2s ease;white-space:nowrap}.example-toggle-btn:hover:not(:disabled){background:#e9ecef;border-color:#adb5bd}.example-toggle-btn:disabled{opacity:.6;cursor:not-allowed}.debug-panel{margin-top:1rem;border:1px solid #e2e8f0;background:#0f172a;color:#e2e8f0;border-radius:10px;overflow:hidden;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace}.debug-panel-header{display:flex;justify-content:space-between;align-items:center;padding:.5rem .75rem;background:#111827;font-size:.8rem}.debug-panel-clear{background:transparent;border:1px solid #334155;color:#cbd5f5;border-radius:6px;padding:.2rem .5rem;font-size:.75rem;cursor:pointer}.debug-panel-body{margin:0;padding:.75rem;max-height:220px;overflow:auto;font-size:.75rem;white-space:pre-wrap}.speak-assess-component{width:100%;display:flex;flex-direction:column;gap:1rem}.practice-mode-selector{background:#f8f9fa;border-radius:8px;padding:1rem;border:1px solid #dee2e6}.practice-mode-label{font-weight:600;color:#495057;margin-bottom:.5rem;font-size:.9rem}.practice-mode-buttons{display:flex;gap:.5rem;margin-bottom:1rem}.mode-btn{background:#fff;color:#6c757d;border:1px solid #dee2e6;border-radius:6px;padding:.5rem 1rem;font-size:.85rem;cursor:pointer;transition:all .2s ease;font-weight:500}.mode-btn:hover:not(:disabled){background:#e9ecef;border-color:#adb5bd}.mode-btn.active{background:#007bff;color:#fff;border-color:#007bff}.mode-btn:disabled{opacity:.5;cursor:not-allowed}.granularity-toggle,.f0-toggle{display:flex;align-items:center;gap:.5rem;margin-bottom:.75rem}.granularity-label{font-weight:500;color:#495057;font-size:.85rem;min-width:70px}.granularity-buttons{display:flex;gap:.25rem}.current-practice-text{background:#fff;border-radius:6px;padding:.75rem;border:1px solid #e9ecef;margin-top:.5rem}.practice-text-thai{font-size:1.1rem;font-weight:600;color:#1a202c;margin-bottom:.25rem;font-family:var(--app-font-thai)}.practice-text-romanization{font-size:.9rem;color:#6c757d;font-style:italic}.speak-assess-controls{display:flex;gap:1rem;justify-content:center;padding:1rem 0}.listen-btn,.speak-btn{background:linear-gradient(135deg,#28a745,#20c997);color:#fff;border:none;border-radius:8px;padding:.75rem 1.5rem;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;gap:.5rem;min-width:120px;justify-content:center}.speak-btn{background:linear-gradient(135deg,#dc3545,#fd7e14)}.listen-btn:hover:not(:disabled){background:linear-gradient(135deg,#218838,#1c7430);transform:translateY(-1px);box-shadow:0 4px 12px #28a7454d}.speak-btn:hover:not(:disabled){background:linear-gradient(135deg,#c82333,#e0a800);transform:translateY(-1px);box-shadow:0 4px 12px #dc35454d}.listen-btn:disabled,.speak-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.listen-btn.playing{background:linear-gradient(135deg,#17a2b8,#6f42c1)}.speak-btn.recording{background:linear-gradient(135deg,#6f42c1,#e83e8c);animation:pulse 2s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.8}}.recording-status{background:#f8f9fa;border-radius:8px;padding:1rem;border:2px solid #dc3545;text-align:center}.recording-indicator{display:flex;align-items:center;justify-content:center;gap:.5rem;font-weight:600;color:#dc3545;margin-bottom:.5rem}.recording-pulse{width:12px;height:12px;background:#dc3545;border-radius:50%;animation:pulse 1s infinite}.recording-hint{font-size:.85rem;color:#6c757d;line-height:1.4}.processing-status{display:flex;align-items:center;justify-content:center;gap:.5rem;padding:1rem;background:#fff3cd;border:1px solid #ffeaa7;border-radius:8px;color:#856404;font-weight:500}.processing-spinner{animation:spin 1s linear infinite;font-size:1.2rem}.assessment-error{background:#f8d7da;border:1px solid #f5c6cb;border-radius:8px;padding:1rem;color:#721c24}.pronunciation-results{background:#d4edda;border:1px solid #c3e6cb;border-radius:8px;padding:1rem}.overall-score{display:flex;align-items:center;gap:1rem;margin-bottom:1rem}.score-circle{display:flex;flex-direction:column;align-items:center;justify-content:center;width:80px;height:80px;border-radius:50%;background:linear-gradient(135deg,#28a745,#20c997);color:#fff}.score-number{font-size:1.5rem;font-weight:700}.score-label{font-size:.8rem;opacity:.9}.editable-translation{cursor:pointer;border-radius:6px;padding:.5rem .75rem;margin:0;transition:all .2s ease;display:block;width:100%;max-width:100%;box-sizing:border-box;position:relative;border:2px solid transparent;text-align:center}.editable-translation:hover{background-color:#667eea1a;border-color:#667eea33}.translation-editor{background:#f8fafc;padding:.75rem;border-radius:6px;border:2px solid #667eea;margin:0;width:100%;max-width:100%;box-sizing:border-box}.translation-input{width:100%;min-height:2.5rem;padding:.5rem;border:1px solid #d1d5db;border-radius:4px;font-size:inherit;font-family:inherit;resize:vertical;background:#fff;outline:none;transition:border-color .2s ease;box-sizing:border-box}.translation-input:focus{border-color:#667eea;box-shadow:0 0 0 3px #667eea1a}[data-skin=midnight-slate] .translation-editor{background:var(--app-surface-alt);border-color:var(--app-border)}[data-skin=midnight-slate] .translation-input{background:#0f172ad9;border-color:var(--app-border);color:var(--app-text)}[data-skin=midnight-slate] .translation-input::placeholder{color:var(--app-muted)}[data-skin=midnight-slate] .translation-input:focus{border-color:#818cf8;box-shadow:0 0 0 3px #818cf833}.translation-editor-actions{display:flex;gap:.5rem;margin-top:.75rem;justify-content:flex-end}.save-translation-btn{background:linear-gradient(135deg,#10b981,#059669);color:#fff;border:none;padding:.5rem 1rem;border-radius:6px;font-size:.9rem;font-weight:600;cursor:pointer;transition:all .2s ease}.save-translation-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 2px 8px #10b9814d}.save-translation-btn:disabled{background:#e2e8f0;color:#94a3b8;cursor:not-allowed;transform:none}[data-skin=midnight-slate] .save-translation-btn:disabled{background:#94a3b833;color:var(--app-muted)}.cancel-translation-btn{background:#f8fafc;color:#64748b;border:1px solid #d1d5db;padding:.5rem 1rem;border-radius:6px;font-size:.9rem;font-weight:600;cursor:pointer;transition:all .2s ease}.cancel-translation-btn:hover{background:#f1f5f9;border-color:#94a3b8;transform:translateY(-1px)}[data-skin=midnight-slate] .cancel-translation-btn{background:transparent;color:var(--app-muted);border-color:var(--app-border)}[data-skin=midnight-slate] .cancel-translation-btn:hover{background:#94a3b81f;border-color:#94a3b899}.spark-primary{stroke:#dc2626;stroke-width:2.5;fill:none;opacity:1}.spark-secondary{stroke:#16a34a;stroke-width:2;fill:none;opacity:.8;stroke-dasharray:4,2}.phoneme-chip .ph-spark{display:inline-block;vertical-align:middle;margin-left:6px;position:relative}.phoneme-f0{margin-top:8px;padding:8px;border-radius:6px;background:#eff6ffcc;border:1px solid rgba(59,130,246,.2);position:relative}.f0-generating{color:#8b5cf6;font-size:.85rem;font-style:italic;opacity:.8}.f0-legend{margin:8px 0;padding:8px 12px;background:linear-gradient(90deg,#f9fafbf2,#f3f4f6f2);border:1px solid #d1d5db;border-radius:6px;font-size:.8rem;display:flex;gap:16px;align-items:center;box-shadow:0 1px 3px #0000001a;position:relative;z-index:1}.f0-legend-item{color:#374151;font-weight:500}.f0-legend-tip{color:#6b7280;font-style:italic;margin-left:auto}.tone-chip{display:inline-block;padding:2px 6px;border-radius:4px;font-size:.75rem;font-weight:600;margin-left:8px;border:1px solid}.tone-chip.tone-rise{background:linear-gradient(45deg,#fef3c7,#fcd34d);color:#92400e;border-color:#f59e0b}.tone-chip.tone-fall{background:linear-gradient(135deg,#fecaca,#f87171);color:#991b1b;border-color:#ef4444}.tone-chip.tone-flat{background:linear-gradient(90deg,#e5e7eb,#d1d5db);color:#374151;border-color:#9ca3af}.f0-dual-graph{display:flex;flex-direction:column;gap:0;width:100%;border-radius:6px;background:#f9fafbf2;border:1px solid rgba(209,213,219,.8);padding:8px;box-shadow:0 1px 3px #0000001a}.f0-graph{display:flex;flex-direction:column;width:100%}.f0-graph-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:4px;padding:0 2px}.f0-graph-label{font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px}.f0-graph-user .f0-graph-label{color:#dc2626}.f0-graph-tts .f0-graph-label{color:#16a34a}.f0-graph-range{font-size:.65rem;color:#6b7280;font-weight:500}.f0-graph svg{border-radius:4px;background:#fffc;border:1px solid rgba(229,231,235,.6)}.spark-user{stroke:#dc2626;stroke-width:2.5;fill:none;opacity:1}.spark-tts{stroke:#16a34a;stroke-width:2;fill:none;opacity:.9}.graph-spacing{border-bottom:1px solid rgba(209,213,219,.4);margin:0 -4px}.f0-dual-graph.user-graph svg,.f0-dual-graph.tts-graph svg{display:block;width:100%;height:auto}@media(prefers-color-scheme:dark){.f0-dual-graph{background:#1f2937f2;border-color:#4b5563cc}.f0-graph svg{background:#111827cc;border-color:#4b556399}.f0-graph-range{color:#9ca3af}.graph-spacing{border-color:#4b556366}}.vot-badge{font-size:.68rem;padding:.05rem .35rem;border-radius:999px;background:#eee;color:#333;margin-left:2px;font-weight:500;white-space:nowrap;cursor:help}.vot-badge.ok{background:#c8e6c9;color:#2e7d32}.vot-badge.warn{background:#ffcdd2;color:#c62828}.thai-pitch-visualizer{display:inline-flex;align-items:center;justify-content:center;margin-left:.5rem;padding:.75rem 1rem;border-radius:8px;background:linear-gradient(145deg,#f0f9ff,#e0f2fe);border:2px solid rgba(59,130,246,.2);box-shadow:0 1px 3px #3b82f61a;transition:all .2s ease;flex-shrink:0;min-width:120px;min-height:40px;opacity:0;visibility:hidden}.pitch-block{display:flex;flex-direction:column;gap:.25rem}.pitch-label{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:#64748b}.thai-pitch-visualizer:not(.loading):not(.error):not(.empty):not(.disabled){opacity:1;visibility:visible}.thai-pitch-visualizer:hover{background:linear-gradient(145deg,#dbeafe,#bfdbfe);border-color:#3b82f64d;box-shadow:0 2px 6px #3b82f633;transform:translateY(-1px)}.thai-pitch-visualizer.speaking{background:linear-gradient(145deg,#fef3c7,#fde68a);border-color:#f59e0b66;box-shadow:0 2px 8px #f59e0b4d;animation:speaking-pulse 1.5s ease-in-out infinite}@keyframes speaking-pulse{0%,to{transform:scale(1)}50%{transform:scale(1.02)}}.thai-pitch-visualizer.loading .pitch-loading,.thai-pitch-visualizer.error .pitch-error,.thai-pitch-visualizer.empty .pitch-empty,.thai-pitch-visualizer.disabled .pitch-disabled{display:flex;align-items:center;justify-content:center;font-size:.8rem;opacity:.7}.thai-pitch-visualizer.error{background:linear-gradient(145deg,#fef2f2,#fee2e2);border-color:#ef444433}.thai-pitch-visualizer.disabled{background:linear-gradient(145deg,#f9fafb,#f3f4f6);border-color:#9ca3af33;opacity:.6}.thai-pitch-visualizer .loading-spinner{animation:spin 1s linear infinite}.thai-pitch-visualizer .pitch-graph{display:block}.thai-pitch-visualizer .pitch-graph .spark-primary{stroke:#3b82f6;stroke-width:2;fill:none;opacity:1}.buttons-horizontal-layout{display:flex;gap:2rem;align-items:flex-start;width:100%;margin-bottom:1rem;min-height:60px}.score-buttons-section,.action-buttons-section{display:flex;flex-direction:column;gap:.75rem;flex:1;max-width:50%}.action-buttons-row{display:flex;gap:.5rem;justify-content:flex-start}.action-buttons-row .explain-button,.action-buttons-row .speak-assess-toggle-btn,.action-buttons-row .example-button{flex:1;min-height:40px;font-size:.85rem;padding:.5rem .75rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.action-buttons-section .example-button-container .examples-container{display:none!important}.action-buttons-section .example-button-container{margin:0}.explore-actions .example-button-container .examples-container{display:none}@media(max-width:768px){.buttons-horizontal-layout{flex-direction:column;gap:1rem;align-items:stretch}.score-buttons-section,.action-buttons-section{max-width:100%;width:100%}.action-buttons-row{justify-content:center}.action-buttons-row .explain-button,.action-buttons-row .speak-assess-toggle-btn,.action-buttons-row .example-button{min-width:80px;font-size:.8rem}}[data-skin=midnight-slate] .review-card{background:#0f172aa6;border:1px solid rgba(99,102,241,.12);border-radius:20px;padding:1.25rem;box-shadow:0 8px 32px #00000073,0 0 0 1px #94a3b80f,inset 0 1px #ffffff0a;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);color:#e2e8f0}[data-skin=midnight-slate] .review-header{border-bottom:none;padding-bottom:.25rem;margin-bottom:.5rem}[data-skin=midnight-slate] .card-main-line{background:#0f172a99;border:2px solid rgba(56,189,248,.25);border-radius:18px;padding:1.5rem 1.25rem;box-shadow:0 0 20px #38bdf814,0 8px 24px #0003,inset 0 1px #ffffff0a;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}[data-skin=midnight-slate] .card-main-line .card-text,[data-skin=midnight-slate] .card-main-line .card-text.clickable{background:transparent!important;border:none!important;box-shadow:none!important;color:#f1f5f9!important;font-size:2.8rem}[data-skin=midnight-slate] .card-main-line .card-text.english-word{font-size:2.2rem;color:#e2e8f0!important}[data-skin=midnight-slate] .card-main-line .thai-word-text{color:#f1f5f9}[data-skin=midnight-slate] .card-main-line .romanization-inline{color:#64748b;font-size:.95rem;margin-top:.25rem}[data-skin=midnight-slate] .card-main-line .pronunciation-text-inline{color:#818cf8;font-size:1rem;opacity:.75}[data-skin=midnight-slate] .multiple-choice-panel{background:#0f172a66;border:1px solid rgba(99,102,241,.1);border-radius:18px;padding:1rem;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}[data-skin=midnight-slate] .multiple-choice-header{color:#64748b;font-size:.8rem;font-weight:500;letter-spacing:.03em;margin-bottom:.25rem}[data-skin=midnight-slate] .choice-option{background:#1e293b8c;border:1.5px solid rgba(148,163,184,.1);border-radius:14px;padding:.9rem 1.1rem;color:#e2e8f0;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);transition:all .2s ease;box-shadow:0 2px 8px #00000026}[data-skin=midnight-slate] .answer-text{background:#22c55e14;border:2px solid rgba(34,197,94,.35);color:#4ade80;border-radius:14px;box-shadow:0 0 20px #22c55e14,0 4px 12px #00000026;font-weight:700;font-size:2rem}[data-skin=midnight-slate] .answer-text.sentence{font-size:1.4rem;font-weight:600;color:#86efac;background:#22c55e0d;border-color:#22c55e33;box-shadow:none}[data-skin=midnight-slate] .answer-thai-section .card-text{background:#22c55e0f!important;border:2px solid rgba(34,197,94,.3)!important;border-radius:14px;color:#4ade80!important;box-shadow:0 0 16px #22c55e14,0 4px 12px #0000001f!important}[data-skin=midnight-slate] .answer-thai-section .romanization-inline{color:#64748b}[data-skin=midnight-slate] .answer-thai-section .pronunciation-text-inline{color:#c4b5fd;opacity:.85}[data-skin=midnight-slate] .again-btn{background:transparent;border:2px solid rgba(239,68,68,.45);color:#f87171;border-radius:14px;box-shadow:0 0 12px #ef444414;font-weight:700;font-size:1.05rem;padding:1rem;letter-spacing:.02em}[data-skin=midnight-slate] .again-btn:hover:not(:disabled){background:#ef444414;border-color:#ef4444a6;box-shadow:0 0 20px #ef44441f;transform:translateY(-1px)}[data-skin=midnight-slate] .good-btn{background:linear-gradient(135deg,#22c55e,#16a34a);border:none;color:#fff;border-radius:14px;box-shadow:0 4px 16px #22c55e4d,0 0 8px #22c55e26;font-weight:700;font-size:1.05rem;padding:1rem;letter-spacing:.02em}[data-skin=midnight-slate] .good-btn:hover:not(:disabled){box-shadow:0 6px 24px #22c55e66,0 0 12px #22c55e33;transform:translateY(-2px)}[data-skin=midnight-slate] .grade-actions.first-presentation .continue-btn{background:linear-gradient(135deg,#f59e0b,#f97316);border:none;color:#fff;border-radius:14px;box-shadow:0 4px 16px #f973164d,0 0 8px #f9731626;font-weight:700;font-size:1.05rem;padding:1rem}[data-skin=midnight-slate] .grade-actions.first-presentation .continue-btn:hover:not(:disabled){box-shadow:0 6px 24px #f9731666,0 0 12px #f9731633;transform:translateY(-2px)}[data-skin=midnight-slate] .grade-actions.first-presentation .already-know-btn{background:transparent;border:1.5px solid rgba(148,163,184,.2);color:#94a3b8;border-radius:14px;font-weight:600}[data-skin=midnight-slate] .grade-actions.first-presentation .already-know-btn:hover:not(:disabled){background:#ffffff0d;border-color:#94a3b859;color:#cbd5e1}[data-skin=midnight-slate] .reveal-btn{background:linear-gradient(135deg,#6366f1,#8b5cf6);border:none;color:#fff;border-radius:14px;box-shadow:0 4px 16px #6366f14d,0 0 8px #6366f126;font-weight:700;padding:1rem 2rem}[data-skin=midnight-slate] .reveal-btn:hover:not(:disabled){box-shadow:0 6px 24px #6366f166,0 0 12px #6366f133;transform:translateY(-2px)}[data-skin=midnight-slate] .reveal-btn.secondary{background:#ffffff0f;border:1.5px solid rgba(148,163,184,.18);color:#cbd5e1;box-shadow:none}[data-skin=midnight-slate] .reveal-btn.secondary:hover:not(:disabled){background:#ffffff1a;border-color:#94a3b84d;transform:translateY(-1px)}[data-skin=midnight-slate] .points-chip{background:#6366f11a;border:1px solid rgba(99,102,241,.2);border-radius:999px;color:#a5b4fc;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);padding:.35rem .75rem}[data-skin=midnight-slate] .grade-honesty-hint{color:#94a3b8;font-size:.82rem;margin-top:.1rem}[data-skin=midnight-slate] .explore-panel{background:#0f172a66;border:1px solid rgba(148,163,184,.08);border-radius:14px;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}[data-skin=midnight-slate] .card-state-chip.state-new{background:#ef444426;color:#f87171;border:1px solid rgba(239,68,68,.25);text-shadow:none}[data-skin=midnight-slate] .card-state-chip.state-learning{background:#facc151f;color:#fbbf24;border:1px solid rgba(250,204,21,.2);text-shadow:none}[data-skin=midnight-slate] .card-state-chip.state-review{background:#22c55e1f;color:#4ade80;border:1px solid rgba(34,197,94,.2);text-shadow:none}[data-skin=midnight-slate] .card-main-line:has(.state-new){border-color:#38bdf859;box-shadow:0 0 24px #38bdf81a,0 0 8px #38bdf80f,0 8px 24px #0003}[data-skin=midnight-slate] .card-front:after{background:linear-gradient(90deg,transparent,rgba(99,102,241,.15),transparent);height:2px}[data-skin=midnight-slate] .again-btn:disabled,[data-skin=midnight-slate] .good-btn:disabled{background:#ffffff08;color:#334155;border-color:#94a3b814;box-shadow:none}[data-skin=midnight-slate] .progress-badge.compact{background:#ffffff0a;border:1px solid rgba(148,163,184,.1);border-radius:8px;padding:.2rem .5rem;font-size:.7rem;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px)}[data-skin=midnight-slate] .progress-badge.compact.active{background:#6366f11a;border-color:#818cf840;color:#a5b4fc}[data-skin=midnight-slate] .progress-badge.compact.completed-first-attempt{background:#22c55e1a;border-color:#22c55e40;color:#4ade80}[data-skin=midnight-slate] .progress-badge.compact.completed-multiple-attempts{background:#fb923c1a;border-color:#fb923c40;color:#fb923c}[data-skin=midnight-slate] .memory-trick-display{background:#8b5cf60f;border:1px solid rgba(139,92,246,.15);border-radius:14px}[data-skin=midnight-slate] .memory-trick-content{background:#0f172a99;color:#e2e8f0;border-left-color:#8b5cf6;border-radius:10px}[data-skin=midnight-slate] .card-content{transition:opacity .2s ease}[data-skin=midnight-slate] .english-section .card-text.english-word{background:transparent!important;border:none!important;box-shadow:none!important;font-size:2.2rem;color:#f1f5f9!important;font-weight:700}[data-skin=midnight-slate] .choice-option.correct:after{color:#4ade80;font-size:1.25rem;text-shadow:0 0 8px rgba(34,197,94,.3)}[data-skin=midnight-slate] .choice-option.incorrect:after{color:#f87171;font-size:1.25rem;text-shadow:0 0 8px rgba(239,68,68,.3)}@media(max-width:768px){.study-active>.app-header{display:none!important}.study-active>main{padding-top:.25rem!important}.study-active .review-card{padding:.6rem!important;gap:.25rem!important}.study-active .card-front{margin-bottom:0!important}.study-active .card-front:after{bottom:-.5rem!important}.study-active .card-content{gap:.25rem!important}.study-active .score-buttons-container{padding:.25rem 0!important;gap:.25rem!important}.study-active .more-options-section{margin-top:.25rem!important;margin-bottom:.25rem!important}.study-active .encouragement-text,.study-active .card-encouragement{margin:.15rem 0!important;font-size:.8rem!important}.study-active .multiple-choice-panel{gap:.25rem!important;padding:.25rem 0!important}.study-active .multiple-choice-grid{gap:.35rem!important}.study-active .choice-option{padding:.5rem .6rem!important}}.confirm-dialog-overlay{position:fixed;inset:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000}.confirm-dialog{background:#fff;border-radius:8px;box-shadow:0 4px 20px #00000026;max-width:400px;width:90%;max-height:90vh;overflow:hidden;animation:dialogSlideIn .2s ease-out}@keyframes dialogSlideIn{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}.confirm-dialog-header{padding:1.5rem 1.5rem 0}.confirm-dialog-header h3{margin:0;font-size:1.25rem;font-weight:600;color:#1f2937}.confirm-dialog-body{padding:1rem 1.5rem}.confirm-dialog-body p{margin:0;color:#6b7280;line-height:1.5}.confirm-dialog-check{display:flex;align-items:center;gap:.5rem;margin-top:1rem;color:#374151;font-size:.9rem}.confirm-dialog-input-label{display:flex;flex-direction:column;gap:.5rem;margin-top:1rem;font-size:.9rem;color:#374151}.confirm-dialog-input{padding:.5rem .75rem;border:1px solid #d1d5db;border-radius:6px;font-size:.95rem}.confirm-dialog-input:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f626}.confirm-dialog-actions{display:flex;gap:.75rem;padding:1.5rem;border-top:1px solid #e5e7eb;justify-content:flex-end}.confirm-dialog-btn{padding:.5rem 1rem;border-radius:6px;font-size:.875rem;font-weight:500;cursor:pointer;transition:all .2s ease;min-width:80px;border:1px solid}.cancel-btn{background:#fff;color:#6b7280;border-color:#d1d5db}.cancel-btn:hover{background:#f9fafb;color:#4b5563}.confirm-btn{background:#3b82f6;color:#fff;border-color:#3b82f6}.confirm-btn:hover{background:#2563eb;border-color:#2563eb}.confirm-btn.destructive{background:#dc2626;border-color:#dc2626}.confirm-btn.destructive:hover{background:#b91c1c;border-color:#b91c1c}.confirm-btn:disabled{opacity:.6;cursor:not-allowed;box-shadow:none}.examples-accordion-wrapper{margin-top:0}.modal-backdrop{position:fixed;top:0;left:0;width:100%;height:100%;background:#000000b3;z-index:1000;display:flex;justify-content:center;align-items:center;padding:1rem}[data-skin=midnight-slate] .modal-backdrop{background:#0b1120d9;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}.modal-container{background:#fff;border-radius:16px;box-shadow:0 8px 32px #0000004d;max-width:600px;width:100%;max-height:90vh;overflow-y:auto}[data-skin=midnight-slate] .modal-container{background:#111827f2;border:1px solid rgba(148,163,184,.12);box-shadow:0 16px 48px #00000080;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:1.5rem 1.5rem 1rem;border-bottom:1px solid #e2e8f0}.modal-header h3{margin:0;color:#1a202c;font-size:1.125rem;font-weight:600;line-height:1.4;word-break:break-word;flex:1;padding-right:1rem}.modal-close-btn{background:none;border:none;font-size:1.5rem;color:#718096;cursor:pointer;padding:.25rem;border-radius:4px;transition:all .2s ease}.modal-close-btn:hover{background:#f7fafc;color:#2d3748}.modal-content{padding:1.5rem}.modal-speak-assess{margin-top:0}@media(max-width:768px){.modal-container{margin:.5rem;max-width:calc(100vw - 1rem)}.modal-header{padding:1rem}.modal-header h3{font-size:1rem;line-height:1.3}.modal-close-btn{font-size:1.25rem}}.memory-trick-section{margin-top:.5rem;padding-top:0;border-top:none}.scheduler-insights{margin-top:.75rem;padding-top:.75rem;border-top:1px solid #2a3448;font-size:.85rem;color:#cbd5f5}.scheduler-insights-header{font-weight:600;margin-bottom:.35rem;color:#e2e8f0}.scheduler-insights-copy{margin:0 0 .5rem;color:#94a3b8}.scheduler-insights-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:.35rem .75rem}.scheduler-insights-empty{color:#94a3b8}.help-remember-btn{background:linear-gradient(135deg,#9c27b0,#673ab7);color:#fff;border:none;padding:.75rem 1.5rem;border-radius:8px;font-size:.9rem;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:.5rem;transition:all .3s ease;box-shadow:0 2px 8px #9c27b04d;margin:0 auto}.help-remember-btn:hover:not(:disabled){background:linear-gradient(135deg,#ab47bc,#7e57c2);transform:translateY(-1px);box-shadow:0 4px 12px #9c27b066}.help-remember-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.memory-trick-loading{display:flex;align-items:center;justify-content:center;gap:.5rem;padding:1rem;color:#666;font-style:italic}.memory-trick-loading .loading-spinner{font-size:1.2rem;animation:spin 1s linear infinite}.memory-trick-display{background:linear-gradient(135deg,#f3e5f5,#e1bee7);border:1px solid #ce93d8;border-radius:12px;padding:1rem;margin-top:.5rem}[data-skin=midnight-slate] .memory-trick-display{background:#8b5cf60f;border-color:#8b5cf633}.memory-trick-header{font-size:.9rem;margin-bottom:.5rem;color:#4a148c}[data-skin=midnight-slate] .memory-trick-header{color:#a78bfa}.memory-trick-content{font-size:1rem;line-height:1.4;color:#333;background:#fff;padding:.75rem;border-radius:8px;border-left:4px solid #9c27b0;margin-bottom:.75rem;font-family:Leelawadee UI,TH SarabunPSK,Tahoma,Noto Sans Thai,Noto Sans,Arial Unicode MS,sans-serif;text-rendering:optimizeLegibility;-webkit-font-feature-settings:"kern" 1,"liga" 1;font-feature-settings:"kern" 1,"liga" 1;unicode-bidi:normal;direction:ltr}.memory-trick-actions{display:flex;justify-content:center;gap:.5rem}.generate-another-btn{background:linear-gradient(135deg,#2196f3,#1976d2);color:#fff;border:none;padding:.5rem 1rem;border-radius:6px;font-size:.8rem;font-weight:500;cursor:pointer;display:flex;align-items:center;gap:.4rem;transition:all .3s ease;box-shadow:0 2px 6px #2196f34d}.generate-another-btn:hover:not(:disabled){background:linear-gradient(135deg,#42a5f5,#1e88e5);transform:translateY(-1px);box-shadow:0 3px 8px #2196f366}.generate-another-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.delete-memory-trick-btn{background:linear-gradient(135deg,#f44336,#d32f2f);color:#fff;border:none;padding:.5rem 1rem;border-radius:6px;font-size:.8rem;font-weight:500;cursor:pointer;display:flex;align-items:center;gap:.4rem;transition:all .3s ease;box-shadow:0 2px 6px #f443364d}.delete-memory-trick-btn:hover:not(:disabled){background:linear-gradient(135deg,#ef5350,#c62828);transform:translateY(-1px);box-shadow:0 3px 8px #f4433666}.delete-memory-trick-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.edit-memory-trick-btn{background:linear-gradient(135deg,#f59e0b,#d97706);color:#fff;border:none;padding:.5rem 1rem;border-radius:6px;font-size:.8rem;font-weight:500;cursor:pointer;display:flex;align-items:center;gap:.4rem;transition:all .3s ease;box-shadow:0 2px 6px #f59e0b4d}.edit-memory-trick-btn:hover:not(:disabled){background:linear-gradient(135deg,#fbbf24,#f59e0b);transform:translateY(-1px);box-shadow:0 3px 8px #f59e0b66}.edit-memory-trick-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.editable-memory-trick{cursor:pointer;transition:all .2s ease;border-radius:6px;padding:.75rem}.editable-memory-trick:hover{background:#f59e0b0d;border:1px solid rgba(245,158,11,.2)}.memory-trick-editor{display:flex;flex-direction:column;gap:.75rem;background:#f8f9fa;padding:.75rem;border-radius:6px;border:2px solid #f59e0b}.memory-trick-input{width:100%;border:none;background:#fff;padding:.75rem;border-radius:4px;font-size:.9rem;color:#374151;outline:none;resize:vertical;min-height:80px;font-family:Leelawadee UI,TH SarabunPSK,Tahoma,Noto Sans Thai,Noto Sans,Arial Unicode MS,sans-serif;line-height:1.4;text-rendering:optimizeLegibility;-webkit-font-feature-settings:"kern" 1,"liga" 1;font-feature-settings:"kern" 1,"liga" 1;unicode-bidi:normal;direction:ltr}.memory-trick-input:focus{box-shadow:0 0 0 2px #f59e0b33}.memory-trick-editor-actions{display:flex;gap:.5rem;justify-content:flex-end}.save-memory-trick-btn,.cancel-memory-trick-btn{padding:.5rem 1rem;border:none;border-radius:4px;font-size:.8rem;font-weight:500;cursor:pointer;transition:all .2s ease}.save-memory-trick-btn{background:linear-gradient(135deg,#10b981,#059669);color:#fff}.save-memory-trick-btn:hover:not(:disabled){background:linear-gradient(135deg,#34d399,#10b981);transform:translateY(-1px)}.save-memory-trick-btn:disabled{background:#d1d5db;color:#9ca3af;cursor:not-allowed;transform:none}.cancel-memory-trick-btn{background:linear-gradient(135deg,#f44336,#d32f2f);color:#fff}.cancel-memory-trick-btn:hover:not(:disabled){background:linear-gradient(135deg,#ef5350,#c62828);transform:translateY(-1px)}.cancel-memory-trick-btn:disabled{background:#d1d5db;color:#9ca3af;cursor:not-allowed;transform:none}.memory-trick-error{background:linear-gradient(135deg,#ffebee,#ffcdd2);border:1px solid #ef9a9a;border-radius:8px;padding:1rem;margin-top:.5rem}.memory-trick-error .memory-trick-header{color:#c62828}.memory-trick-error .memory-trick-content{background:#fff;color:#d32f2f;border-left-color:#f44336}.retry-memory-trick-btn{background:#f44336;color:#fff;border:none;padding:.5rem 1rem;border-radius:6px;font-size:.8rem;cursor:pointer;margin-top:.5rem;transition:background-color .3s ease}.retry-memory-trick-btn:hover:not(:disabled){background:#d32f2f}.retry-memory-trick-btn:disabled{opacity:.6;cursor:not-allowed}@media(max-width:768px){.memory-trick-section{margin-top:.75rem;padding-top:.75rem}.help-remember-btn{padding:.6rem 1.2rem;font-size:.85rem}.memory-trick-display,.memory-trick-error{padding:.75rem}.speak-assess-toggle-btn{padding:.4rem .8rem;font-size:.75rem}}.speak-assess-toggle-btn{background:linear-gradient(135deg,#9c27b0,#7b1fa2);color:#fff;border:none;padding:.5rem 1rem;border-radius:6px;font-size:.8rem;font-weight:500;cursor:pointer;display:flex;align-items:center;gap:.4rem;transition:all .3s ease;box-shadow:0 2px 6px #9c27b04d;position:relative;overflow:visible}.speak-assess-toggle-btn:hover:not(:disabled){background:linear-gradient(135deg,#ab47bc,#8e24aa);transform:translateY(-1px);box-shadow:0 3px 8px #9c27b066}.speak-assess-toggle-btn.active{background:linear-gradient(135deg,#4caf50,#388e3c);box-shadow:0 2px 6px #4caf504d}.speak-assess-toggle-btn.active:hover:not(:disabled){background:linear-gradient(135deg,#66bb6a,#4caf50);box-shadow:0 3px 8px #4caf5066}.speak-assess-toggle-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.points-chip{display:inline-flex;align-items:center;gap:.4rem;padding:.3rem .65rem;border-radius:999px;background:#6366f11a;color:#6366f1;font-weight:600;font-size:.75rem;border:1px solid rgba(99,102,241,.2)}[data-skin=midnight-slate] .points-chip{background:#6366f11f;color:#a5b4fc;border-color:#6366f140}.points-label{text-transform:uppercase;letter-spacing:.04em;font-size:.6rem}.points-value{font-size:.85rem;font-weight:700}.points-gain{background:#22c55e;color:#fff;padding:.1rem .4rem;border-radius:999px;font-size:.65rem;font-weight:700;animation:pointsPopIn .3s ease-out}[data-skin=midnight-slate] .points-gain{background:#22c55e;box-shadow:0 0 12px #22c55e4d}@keyframes pointsPopIn{0%{transform:scale(.5);opacity:0}60%{transform:scale(1.15)}to{transform:scale(1);opacity:1}}.multiple-choice-panel{margin-top:1rem;padding:.75rem;border-radius:16px;background:#6366f10f;border:1px solid rgba(99,102,241,.15);display:flex;flex-direction:column;gap:.6rem;width:100%;max-width:100%;align-self:stretch;animation:mcPanelIn .35s ease-out}@keyframes mcPanelIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}[data-skin=midnight-slate] .multiple-choice-panel{background:#0f172a66;border-color:#6366f11a;border-radius:18px;padding:1rem;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}.multiple-choice-header{display:flex;justify-content:space-between;align-items:center;font-size:.85rem;font-weight:600;color:var(--app-muted, #6b7280)}[data-skin=midnight-slate] .multiple-choice-header{color:#94a3b8}.choice-required{background:#6366f126;color:#818cf8;padding:.15rem .6rem;border-radius:999px;font-size:.65rem;text-transform:uppercase;letter-spacing:.05em;font-weight:600}.multiple-choice-grid{display:grid;gap:.5rem;width:100%}.choice-option{display:flex;flex-direction:column;align-items:flex-start;gap:.25rem;padding:.85rem 1rem;border-radius:12px;border:1px solid var(--app-border);background:var(--app-surface);color:var(--app-text);text-align:left;cursor:pointer;transition:all .25s ease;width:100%;position:relative;overflow:hidden}[data-skin=midnight-slate] .choice-option{background:#1e293b8c;border:1.5px solid rgba(148,163,184,.1);border-radius:14px;color:#e2e8f0;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);box-shadow:0 2px 8px #00000026}.choice-option:hover:not(:disabled):not(.correct):not(.incorrect){border-color:#818cf8;box-shadow:0 0 16px #6366f126;transform:translateY(-1px)}[data-skin=midnight-slate] .choice-option:hover:not(:disabled):not(.correct):not(.incorrect){background:#6366f11a;border-color:#818cf866;box-shadow:0 0 20px #6366f126,0 4px 12px #0003;transform:translateY(-2px)}.choice-option.correct{border-color:#22c55e;background:#22c55e1f;box-shadow:0 0 20px #22c55e26;animation:correctPulse .4s ease-out}[data-skin=midnight-slate] .choice-option.correct{background:#22c55e1f;border-color:#22c55e80;box-shadow:0 0 24px #22c55e26,0 0 8px #22c55e1a;color:#4ade80}.choice-option.incorrect{border-color:#ef4444;background:#ef44441a;box-shadow:0 0 20px #ef44441f;animation:incorrectShake .35s ease-out}[data-skin=midnight-slate] .choice-option.incorrect{background:#ef44441a;border-color:#ef444473;box-shadow:0 0 20px #ef44441f,0 0 6px #ef444414;color:#f87171}@keyframes correctPulse{0%{transform:scale(1)}30%{transform:scale(1.015)}to{transform:scale(1)}}@keyframes incorrectShake{0%,to{transform:translate(0)}20%{transform:translate(-4px)}40%{transform:translate(4px)}60%{transform:translate(-3px)}80%{transform:translate(2px)}}.choice-option.disabled{opacity:.5}.multiple-choice-grid:has(.correct) .choice-option:not(.correct):not(.incorrect),.multiple-choice-grid:has(.incorrect) .choice-option:not(.correct):not(.incorrect){opacity:.4;filter:grayscale(.3);pointer-events:none}.choice-option.correct:after{content:"✓";position:absolute;right:.85rem;top:50%;transform:translateY(-50%);font-size:1.1rem;font-weight:700;color:#22c55e}[data-skin=midnight-slate] .choice-option.correct:after{color:#4ade80}.choice-option.incorrect:after{content:"✗";position:absolute;right:.85rem;top:50%;transform:translateY(-50%);font-size:1.1rem;font-weight:700;color:#ef4444}[data-skin=midnight-slate] .choice-option.incorrect:after{color:#f87171}.choice-option.incorrect .choice-text{text-decoration:line-through;text-decoration-color:#ef444480}.choice-text{font-size:1.05rem;font-weight:600;line-height:1.25}.choice-text.thai{font-family:var(--app-font-thai, "Noto Sans Thai", sans-serif);font-weight:600;font-size:1.15rem}.choice-romanization{font-size:.85rem;color:var(--app-muted);font-weight:500;line-height:1.2}@media(max-width:720px){.review-title-section{display:none}}.choice-meta{font-size:.7rem;color:var(--app-muted)}.multiple-choice-loading{font-size:.85rem;color:var(--app-muted);text-align:center;padding:1rem 0}.choice-feedback{font-size:.9rem;font-weight:600;padding:.6rem .75rem;border-radius:10px;text-align:center;animation:feedbackSlideIn .3s ease-out}@keyframes feedbackSlideIn{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}.choice-feedback.correct{background:#22c55e1f;color:#22c55e;border:1px solid rgba(34,197,94,.2)}[data-skin=midnight-slate] .choice-feedback.correct{background:#22c55e1a;color:#4ade80;border:1px solid rgba(34,197,94,.2);border-radius:12px;box-shadow:0 0 16px #22c55e0f}.choice-feedback.incorrect{background:#ef44441f;color:#ef4444;border:1px solid rgba(239,68,68,.2)}[data-skin=midnight-slate] .choice-feedback.incorrect{background:#ef444414;color:#f87171;border:1px solid rgba(239,68,68,.15);border-radius:12px}.score-badge{position:absolute;top:-8px;right:-8px;background:#ff5722;color:#fff;border-radius:50%;width:20px;height:20px;display:flex;align-items:center;justify-content:center;font-size:.7rem;font-weight:600;border:2px solid white;box-shadow:0 2px 4px #0003}.speak-assess-wrapper{margin-top:0;border:2px solid #9c27b0!important;background:linear-gradient(135deg,#f3e5f5,#e1bee7)!important}.pronunciation-section{margin-top:.5rem}.pronunciation-container{position:relative}.pronunciation-text{font-size:2.5rem;color:#666;font-style:italic;font-weight:500;text-align:center;background:#f8f9fa;padding:.5rem 1rem;border-radius:16px;border:1px solid #e0e0e0;position:relative;letter-spacing:.3px;line-height:1.1;box-shadow:0 2px 4px #0000000d;transition:all .2s ease;display:inline-block;width:fit-content;margin:0;opacity:.8;vertical-align:baseline}.editable-pronunciation{cursor:pointer;transition:all .2s ease}.editable-pronunciation:hover{background:#f0f0f0;border-color:#ccc;box-shadow:0 2px 8px #0000001a;opacity:1}.add-pronunciation-btn{font-size:2.5rem;color:#999;text-align:center;background:#f8f9fa;padding:.5rem 1rem;border-radius:16px;border:1px dashed #ccc;cursor:pointer;transition:all .2s ease;font-weight:500;line-height:1.1;display:inline-block;width:fit-content;margin:0;box-shadow:0 2px 4px #0000000d;opacity:.7;font-style:italic;vertical-align:baseline}.add-pronunciation-btn:hover{background:#f0f0f0;border-color:#999;color:#666;box-shadow:0 2px 8px #0000001a;opacity:1}.pronunciation-editor{display:flex;align-items:center;gap:.5rem;background:#f8f9fa;padding:.5rem;border-radius:6px;border:2px solid #667eea}.pronunciation-input{flex:1;border:none;background:#fff;padding:.4rem .6rem;border-radius:4px;font-size:.9rem;font-style:italic;color:#666;outline:none}.pronunciation-input:focus{box-shadow:0 0 0 2px #667eea33}.pronunciation-editor-actions{display:flex;gap:.25rem}.save-romanization-btn,.cancel-romanization-btn{background:none;border:none;padding:.25rem;cursor:pointer;font-size:.9rem;border-radius:3px;transition:background-color .2s ease}.save-romanization-btn:hover{background:#22c55e1a}.cancel-romanization-btn:hover{background:#ef44441a}.card-text-with-pronunciation{align-items:baseline!important;display:flex!important}.card-text-with-pronunciation .pronunciation-text,.card-text-with-pronunciation .card-text{align-self:baseline!important;margin-top:0!important;margin-bottom:0!important}@media(max-width:768px){.pronunciation-editor{flex-direction:column;align-items:stretch;gap:.75rem}.pronunciation-editor-actions{justify-content:center}.card-text-with-pronunciation{align-items:baseline!important}}@media(max-width:600px){.memory-trick-content{padding:.6rem;font-size:.9rem;margin-bottom:.6rem}.generate-another-btn,.delete-memory-trick-btn{padding:.45rem .8rem;font-size:.75rem}}.direction-indicator{display:flex;justify-content:center;align-items:center;margin-bottom:1rem;padding:.75rem 1rem;background:linear-gradient(135deg,#e3f2fd,#bbdefb);border-radius:12px;border:1px solid #2196f3;box-shadow:0 2px 8px #2196f31a}.header-direction-progress{display:flex;gap:.375rem;align-items:center;white-space:nowrap;flex-shrink:1}.progress-badge.compact{padding:.25rem .75rem;font-size:.875rem;font-weight:600;border-radius:20px;gap:.3rem;min-height:auto;white-space:nowrap;flex-shrink:0;border:none;box-shadow:none}.progress-badge.compact .badge-attempts{font-size:.65rem;padding:.05rem .2rem;min-width:.8rem}.direction-chip{background:linear-gradient(135deg,#2196f3,#1976d2);color:#fff;padding:.5rem 1rem;border-radius:20px;font-size:.9rem;font-weight:600;box-shadow:0 2px 4px #2196f34d;display:flex;align-items:center;gap:.5rem}.direction-progress{display:flex;gap:.75rem}.progress-badge{padding:.4rem .8rem;border-radius:16px;font-size:.8rem;font-weight:600;transition:all .2s ease;border:2px solid transparent;display:flex;align-items:center;gap:.4rem;white-space:nowrap;flex-shrink:0}.badge-direction{font-weight:600}.badge-status{font-size:.9rem}.badge-attempts{background:#00000026;color:currentColor;padding:.1rem .3rem;border-radius:8px;font-size:.7rem;font-weight:700;min-width:1.2rem;text-align:center}.progress-badge.compact.completed-first-attempt{background:#dcfce7;color:#15803d}[data-skin=midnight-slate] .progress-badge.compact.completed-first-attempt{background:#22c55e26;color:#4ade80}.progress-badge.compact.completed-multiple-attempts{background:#fed7aa;color:#c2410c}[data-skin=midnight-slate] .progress-badge.compact.completed-multiple-attempts{background:#fb923c26;color:#fb923c}.progress-badge.compact.pending{background:#f3f4f6;color:#6b7280}[data-skin=midnight-slate] .progress-badge.compact.pending{background:#ffffff0d;color:#64748b}.progress-badge.completed{background:linear-gradient(135deg,#4caf50,#388e3c);color:#fff;border-color:#4caf50;box-shadow:0 2px 4px #4caf504d}.progress-badge.compact.active{opacity:1;font-weight:600;transform:none}.progress-badge.compact.pending.active{background:#dbeafe;color:#1e40af;font-weight:600}.english-section{display:flex;flex-direction:column;align-items:center;gap:.5rem;width:100%}.english-section.sentence{align-items:stretch}.english-word{background:linear-gradient(135deg,#fff3e0,#ffe0b2);border:2px solid #ff9800;padding:1.5rem 2rem;border-radius:16px;box-shadow:0 4px 12px #ff980033;transition:all .3s ease}.english-word.sentence{padding:.9rem 1.1rem;border-radius:12px;box-shadow:0 2px 8px #ff980033;width:100%;box-sizing:border-box}.english-word-text{font-size:2.5rem;font-weight:600;color:#e65100;text-align:center;font-family:Georgia,Times New Roman,serif;letter-spacing:.5px}.english-word.sentence .english-word-text{font-size:1.6rem;line-height:1.5;color:#1f2937;text-align:left;letter-spacing:0}.thai-answer{background:linear-gradient(135deg,#e8f5e8,#c8e6c9);border:2px solid #4caf50;padding:1.5rem 2rem;border-radius:16px;box-shadow:0 4px 12px #4caf5033;text-align:center}.answer-pronunciation{font-size:1.2rem;color:#666;font-style:italic;margin-top:.5rem;opacity:.8}[data-skin=midnight-slate] .english-word,[data-skin=midnight-slate] .english-word.sentence{background:#ffffff0a;border-color:#fb923c33;box-shadow:0 4px 20px #fb923c14;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}[data-skin=midnight-slate] .english-word:hover{border-color:#fb923c59;box-shadow:0 4px 24px #fb923c1f}[data-skin=midnight-slate] .english-word-text,[data-skin=midnight-slate] .english-word.sentence .english-word-text{color:#f1f5f9;font-family:var(--app-font-heading, "Noto Sans", system-ui, sans-serif)}[data-skin=midnight-slate] .tone-details{background:var(--app-surface-alt);border:1px solid var(--app-border);color:var(--app-text)}[data-skin=midnight-slate] .tone-details summary{color:var(--app-text)}[data-skin=midnight-slate] .tone-visual{background:var(--app-surface);border-color:var(--app-border);color:var(--app-text)}[data-skin=midnight-slate] .tone-label,[data-skin=midnight-slate] .tone-hint{color:var(--app-muted)}[data-skin=midnight-slate] .examples-accordion,[data-skin=midnight-slate] .examples-container{background:var(--app-surface-alt);border-color:var(--app-border)}[data-skin=midnight-slate] .example-item{background:var(--app-surface);border-color:var(--app-border);color:var(--app-text)}[data-skin=midnight-slate] .example-pronunciation,[data-skin=midnight-slate] .example-english,[data-skin=midnight-slate] .example-literal,[data-skin=midnight-slate] .translation-label{color:var(--app-muted)}[data-skin=midnight-slate] .modal-container.practice-modal{background:var(--app-surface);border-color:var(--app-border);color:var(--app-text)}[data-skin=midnight-slate] .modal-header{background:var(--app-surface);border-bottom-color:var(--app-border)}[data-skin=midnight-slate] .modal-header h3{color:var(--app-text)}[data-skin=midnight-slate] .modal-content{background:var(--app-surface);color:var(--app-text)}[data-skin=midnight-slate] .modal-close-btn{color:var(--app-muted);border-color:var(--app-border);background:var(--app-surface-alt)}[data-skin=midnight-slate] .modal-close-btn:hover{color:var(--app-text)}[data-skin=midnight-slate] .memory-trick-display,[data-skin=midnight-slate] .memory-trick-editor,[data-skin=midnight-slate] .memory-trick-error{background:var(--app-surface);border-color:var(--app-border);color:var(--app-text)}[data-skin=midnight-slate] .memory-trick-content{color:var(--app-text)}[data-skin=midnight-slate] .memory-trick-input{background:var(--app-surface);border-color:var(--app-border);color:var(--app-text)}[data-skin=midnight-slate] .memory-trick-input::placeholder{color:var(--app-muted)}@media(max-width:768px){.direction-indicator{flex-direction:column;gap:.75rem;padding:.5rem .75rem}.direction-chip{font-size:.8rem;padding:.4rem .8rem}.progress-badge{font-size:.7rem;padding:.3rem .6rem;gap:.25rem}.badge-attempts{font-size:.65rem;padding:.05rem .25rem;min-width:1rem}.header-direction-progress{gap:.4rem;margin-left:.5rem}.progress-badge.compact{font-size:.6rem;padding:.2rem .4rem;gap:.2rem}.progress-badge.compact .badge-attempts{font-size:.55rem;padding:.02rem .15rem;min-width:.7rem}.english-word-text{font-size:2rem}.english-word,.thai-answer{padding:1rem 1.5rem}}@media(max-width:768px){.card-main-line:has(+.multiple-choice-panel),.multiple-choice-panel~.card-main-line,.card-content:has(.multiple-choice-panel) .card-main-line{overflow:visible;flex-wrap:wrap;min-height:auto;margin-bottom:.35rem}.card-content:has(.multiple-choice-panel) .card-text{font-size:clamp(1rem,5vw,1.8rem)!important;max-width:100%;word-break:break-word;overflow-wrap:break-word;white-space:normal}.card-content:has(.multiple-choice-panel) .card-text.sentence{font-size:clamp(.85rem,4vw,1.3rem)!important}.multiple-choice-header{flex-wrap:wrap;gap:.25rem}}@media(max-height:750px)and (max-width:768px){.card-content:has(.multiple-choice-panel) .card-text{font-size:clamp(.9rem,4.5vw,1.5rem)!important;padding:.35rem .75rem}.card-content:has(.multiple-choice-panel) .card-main-line{margin-bottom:.25rem}.multiple-choice-panel{margin-top:.35rem;padding:.5rem;gap:.4rem}.multiple-choice-grid{gap:.35rem}.choice-option{padding:.5rem .75rem}.choice-romanization{font-size:.7rem}}@media(max-height:600px)and (max-width:768px){.multiple-choice-panel{margin-top:.25rem;padding:.35rem;gap:.25rem}.multiple-choice-grid{gap:.25rem}.choice-option{padding:.4rem .6rem;font-size:.85rem}}`}</style>{}<PersonalizedMemoryTrickModal isOpen={showPersonalizedModal}thaiWord={currentCard?.front || ""}pronunciation={currentCard?.wordPronunciation ? cleanPronunciation(currentCard.wordPronunciation) : undefined}onSubmit={handlePersonalizedMemoryTrickSubmit}onSkip={handleAutoGenerateMemoryTrick}onManualTrick={handleManualMemoryTrick}onCancel={handlePersonalizedModalCancel}voiceSettings={voiceSettings}/> .f0-graph.clickable{cursor:pointer;transition:opacity .2s ease,transform .1s ease}.f0-graph.clickable:hover{opacity:.8;transform:scale(1.02)}.f0-graph.clickable:active{transform:scale(.98)}.f0-graph.clickable:focus{outline:2px solid #007acc;outline-offset:2px}.f0-graph.clickable .f0-graph-header{position:relative}.f0-graph.clickable .f0-graph-header:after{content:"🎵";position:absolute;right:0;top:0;font-size:10px;opacity:.6}.f0-graph-user.clickable .f0-graph-header:after{content:"🎤"}.f0-graph-tts.clickable .f0-graph-header:after{content:"🔊"}.dashboard-home{width:100%;max-width:100%;margin:0;padding:0 0 3.5rem;display:flex;flex-direction:column;align-items:stretch;flex:none;gap:.15rem;background:#0b1120;color:#e2e8f0;box-sizing:border-box;overflow-x:hidden}.dashboard-loading{text-align:center;padding:3rem 1rem;color:#94a3b8}.dashboard-loading .loading-spinner{width:36px;height:36px;border-radius:50%;border:3px solid rgba(99,102,241,.2);border-top-color:#818cf8;margin:0 auto .75rem;animation:spin .9s linear infinite}.dashboard-logo-header{display:none}.dashboard-logo-svg{flex-shrink:0}.dashboard-logo-text{font-size:1.35rem;font-weight:700;background:linear-gradient(135deg,#60a5fa,#a78bfa);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-.02em}.streak-ring-container{position:relative;width:100px;height:100px;display:flex;align-items:center;justify-content:center;align-self:center;overflow:visible;contain:layout}.streak-ring-container:before{content:"";position:absolute;inset:-10px;border-radius:50%;background:radial-gradient(circle,rgba(59,130,246,.25) 0%,rgba(124,58,237,.12) 40%,transparent 70%);pointer-events:none}.streak-ring-svg{position:absolute;top:0;left:0;width:100%;height:100%;filter:drop-shadow(0 0 6px rgba(79,143,255,.8)) drop-shadow(0 0 16px rgba(99,102,241,.7)) drop-shadow(0 0 32px rgba(147,51,234,.6)) drop-shadow(0 0 60px rgba(139,92,246,.4))}.streak-ring-content{display:flex;flex-direction:column;align-items:center;z-index:1}.streak-fire{font-size:.9rem;line-height:1;margin-bottom:0}.streak-day-number{font-size:1rem;font-weight:800;color:#f1f5f9;letter-spacing:-.03em;line-height:1.1}.streak-label{font-size:.7rem;color:#94a3b8;font-weight:500;letter-spacing:.02em}.dashboard-encouraging-wrap{display:none}.dashboard-cta-btn{position:relative;display:inline-flex;align-items:center;justify-content:center;align-self:center;padding:.5rem 1.75rem;max-width:calc(100vw - 2rem);border:1px solid rgba(167,139,250,.5);border-radius:999px;background:linear-gradient(135deg,#6366f1,#8b5cf6,#a855f7);background-size:200% 200%;color:#fff;font-size:.85rem;font-weight:700;cursor:pointer;letter-spacing:.01em;box-shadow:0 0 30px #8b5cf680,0 0 60px #6366f14d,0 8px 24px #8b5cf64d;transition:transform .15s ease,box-shadow .15s ease;overflow:visible;z-index:1}.dashboard-cta-btn:active{transform:scale(.96);box-shadow:0 0 12px #6366f140,0 4px 12px #3b82f626}.dashboard-cta-btn.cta-caught-up{background:linear-gradient(135deg,#1e293b,#334155);box-shadow:0 4px 12px #0000004d}.cta-btn-text{position:relative;z-index:2}.cta-pulse-ring{position:absolute;top:50%;left:50%;width:100%;height:100%;border-radius:999px;border:2px solid rgba(99,102,241,.7);box-shadow:0 0 12px #3b82f680,inset 0 0 6px #7c3aed4d;transform:translate(-50%,-50%);animation:ctaPulse 2s ease-out infinite;pointer-events:none}.cta-pulse-ring-2{animation-delay:.65s}@keyframes ctaPulse{0%{width:100%;height:100%;opacity:1;border-color:#6366f1b3;box-shadow:0 0 12px #3b82f680}40%{opacity:.6}to{width:160%;height:200%;opacity:0;border-color:#7c3aed00;box-shadow:0 0 25px #6366f100}}.dashboard-glass-card{width:100%;padding:.6rem 1rem;border-radius:0;margin:0;box-sizing:border-box;background:#1e293b8c;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(148,163,184,.08);box-shadow:0 4px 24px #0003}.glass-card-title{margin:0 0 .3rem;font-size:.85rem;font-weight:700;color:#f1f5f9}.glass-card-header-row{display:flex;align-items:center;justify-content:space-between}.glass-card-header-row .glass-card-title{margin-bottom:0}.glass-card-chevron{background:none;border:none;color:#94a3b8;font-size:1.5rem;font-weight:300;cursor:pointer;padding:.25rem .5rem;line-height:1;transition:color .15s}.glass-card-chevron:hover{color:#e2e8f0}.progress-stats-row{display:grid;grid-template-columns:repeat(3,1fr);gap:.5rem;text-align:center}.progress-stat{display:flex;flex-direction:column;gap:.3rem}.progress-stat-label{font-size:.65rem;color:#94a3b8;font-weight:500;letter-spacing:.02em}.progress-stat-value{font-size:1.2rem;font-weight:800;color:#f1f5f9;letter-spacing:-.02em;line-height:1.1}.review-chart-svg{width:100%;height:auto;max-height:100px;margin-top:.1rem}.chart-y-label{font-size:11px;fill:#64748b;font-family:inherit}.chart-x-label{font-size:11px;fill:#94a3b8;font-family:inherit}.wotd-card{background:linear-gradient(135deg,#1e293b99,#581c8766);border-color:#9333ea40}.wotd-text{margin:0;font-size:.95rem;color:#cbd5e1;line-height:1.5}.wotd-romanized{color:#a5b4fc}.dashboard-queue-line,.encouraging-message,.encouraging-text{display:none}.dashboard-start-btn{width:100%;padding:1rem 1.25rem;border:none;border-radius:16px;background:linear-gradient(135deg,#3b82f6,#6366f1);color:#fff;font-size:1rem;font-weight:600;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:.25rem;box-shadow:0 12px 24px #3b82f640;min-height:56px;transition:transform .1s ease,box-shadow .1s ease}.dashboard-start-btn:active{transform:scale(.98);box-shadow:0 6px 12px #3b82f633}.dashboard-start-btn.muted{background:var(--app-surface-alt, #f1f5f9);color:var(--app-muted, #64748b);box-shadow:none}.start-btn-title{font-size:1.1rem;font-weight:700}.start-btn-subtitle{font-size:.85rem;opacity:.85}.dashboard-stats-row{display:grid;grid-template-columns:repeat(3,1fr);gap:.75rem}.dashboard-stat-card{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.35rem;padding:1rem .5rem;border-radius:16px;background:linear-gradient(135deg,#6366f114,#8b5cf60f);border:1px solid rgba(99,102,241,.12);min-height:80px;transition:transform .15s ease,box-shadow .15s ease}.dashboard-stat-card:active{transform:scale(.97)}.dashboard-stat-card .stat-value{font-size:1.75rem;font-weight:800;color:var(--app-text, #1f2937);line-height:1.1;letter-spacing:-.02em}.dashboard-stat-card .stat-label{font-size:.7rem;color:var(--app-muted, #6b7280);text-transform:uppercase;letter-spacing:.06em;font-weight:600}.dashboard-stat-card .stat-icon{font-size:1.1rem;margin-bottom:-.1rem}.dashboard-stat-card .stat-icon-img{width:32px;height:32px;object-fit:contain;border-radius:6px}.dashboard-stats-link{width:100%;border:1px solid rgba(148,163,184,.15);background:#1e293b80;padding:.75rem 1rem;border-radius:12px;font-weight:600;color:#93c5fd;cursor:pointer;text-align:center;font-size:.9rem}.dashboard-stats-link:hover{border-color:#6366f14d}.dashboard-weekly{padding:.75rem 0;width:100%}.weekly-dots-label{font-size:.85rem;font-weight:600;color:#e2e8f0;margin-bottom:.5rem;text-align:center}.weekly-dots-row{display:grid;grid-template-columns:repeat(7,1fr);gap:.25rem;text-align:center}.weekly-dot-col{display:flex;flex-direction:column;align-items:center;gap:.25rem}.weekly-dot-label{font-size:.7rem;color:#64748b;font-weight:600}.weekly-dot{font-size:1rem;color:#334155;line-height:1}.weekly-dot.filled{color:#818cf8}.weekly-dot.today{font-weight:700;text-shadow:0 0 6px rgba(99,102,241,.4)}.weekly-dot.half{color:#6366f1}.stats-page{max-width:540px;margin:0 auto;padding:1.25rem 1rem 5rem;display:flex;flex-direction:column;gap:1rem;min-height:100vh;background:#0b1120;color:#e2e8f0}.stats-headline-grid{display:grid;grid-template-columns:1fr 1fr;gap:.75rem}.stats-headline-card{position:relative;display:flex;flex-direction:column;align-items:center;gap:.25rem;padding:1rem .75rem .85rem;border-radius:16px;background:#1e293b8c;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid transparent;background-clip:padding-box;box-shadow:0 4px 20px #00000040;overflow:hidden}.stats-headline-card:before{content:"";position:absolute;inset:0;border-radius:16px;padding:1px;background:linear-gradient(135deg,#8b5cf680,#06b6d480);-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}.stats-headline-icon{margin-bottom:.15rem;line-height:1;display:flex;align-items:center;justify-content:center}.stats-headline-value{font-size:1.65rem;font-weight:800;color:#f1f5f9;letter-spacing:-.02em;line-height:1.15}.stats-headline-label{font-size:.7rem;color:#94a3b8;text-transform:uppercase;letter-spacing:.06em;font-weight:500}.stats-section{background:#1e293b8c;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(148,163,184,.08);border-radius:16px;padding:1rem 1.1rem;box-shadow:0 4px 24px #0003}.stats-section-title{font-size:.95rem;font-weight:700;color:#f1f5f9;margin:0 0 .75rem}.cal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:.75rem}.cal-month{font-size:.95rem;font-weight:600;color:#f1f5f9}.cal-nav{background:none;border:none;font-size:1rem;cursor:pointer;padding:.25rem .5rem;color:#94a3b8;border-radius:6px;transition:background .15s,color .15s}.cal-nav:hover{background:#94a3b81f;color:#e2e8f0}.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:2px;text-align:center}.cal-day-label{font-size:.7rem;font-weight:600;color:#64748b;padding:.25rem 0}.cal-cell{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:.3rem 0;min-height:2rem;border-radius:8px;transition:background .15s}.cal-cell.empty{visibility:hidden}.cal-cell.today{outline:2px solid rgba(147,197,253,.5);outline-offset:-1px;border-radius:8px;background:#3b82f614}.cal-cell.studied{background:#6366f133}.cal-cell.studied.today{background:#6366f140}.cal-day-num{font-size:.8rem;color:#cbd5e1}.cal-cell.empty .cal-day-num{color:#334155}.cal-dot{font-size:.45rem;color:#93c5fd;line-height:1;margin-top:1px}.word-progress-bar-container{display:flex;align-items:center;gap:.75rem}.word-progress-bar{flex:1;height:10px;border-radius:999px;background:#94a3b81f;overflow:hidden;display:flex}.word-progress-segment{height:100%;transition:width .3s ease}.word-progress-segment.mastered{background:linear-gradient(90deg,#8b5cf6,#6366f1)}.word-progress-segment.learning{background:linear-gradient(90deg,#3b82f6,#06b6d4)}.word-progress-label{font-size:.85rem;font-weight:700;color:#f1f5f9;white-space:nowrap}.word-progress-legend{margin-top:.6rem;font-size:.78rem;color:#94a3b8;display:flex;justify-content:center;gap:1rem;flex-wrap:wrap}.legend-item{display:inline-flex;align-items:center;gap:.35rem}.legend-dot{display:inline-block;width:8px;height:8px;border-radius:50%}.legend-dot.new{background:#94a3b84d}.legend-dot.learning{background:#3b82f6}.legend-dot.mastered{background:#8b5cf6}.milestones-title{font-size:.95rem;font-weight:700;color:#f1f5f9;margin:0 0 .75rem}.milestones-list{display:flex;flex-direction:column;gap:.5rem}.milestone-item{display:flex;align-items:center;gap:.5rem;font-size:.9rem;padding:.4rem .5rem;border-radius:10px;transition:background .15s}.milestone-item.completed{background:#6366f114}.milestone-icon{font-size:1rem;flex-shrink:0}.milestone-label{color:#e2e8f0}.milestone-item.upcoming .milestone-label{color:#64748b}.milestone-progress{color:#818cf8;font-size:.8rem;font-weight:500}.study-history-list{display:flex;flex-direction:column;gap:.25rem}.study-history-row{display:flex;justify-content:space-between;align-items:center;font-size:.9rem;color:#94a3b8;padding:.5rem;border-bottom:1px solid rgba(148,163,184,.08);border-radius:8px;transition:background .15s}.study-history-row:last-child{border-bottom:none}.study-history-value{font-weight:700;color:#f1f5f9}[data-skin=midnight-slate] .dashboard-start-btn.muted{background:#94a3b81f;color:var(--app-muted)}[data-skin=midnight-slate] .dashboard-stat-card{background:linear-gradient(135deg,#6366f11f,#8b5cf614);border-color:#6366f12e;box-shadow:0 2px 8px #00000026}[data-skin=midnight-slate] .dashboard-stat-card .stat-value{color:#e2e8f0}[data-skin=midnight-slate] .dashboard-stats-link{background:var(--app-surface);border-color:var(--app-border);color:#93c5fd}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}main.dashboard-home-wrapper{display:flex;flex:none;padding:0!important;overflow-x:hidden!important}@media(max-width:768px){main.dashboard-home-wrapper{max-width:100%!important;margin:0!important}}.dashboard-home-wrapper~.bottom-nav,.dashboard-home-wrapper{max-width:100vw}@media(min-width:769px){.dashboard-home{max-width:100%;margin:0 auto}.dashboard-glass-card{border-radius:12px}}@media(max-height:720px){.dashboard-home{gap:.3rem;padding:.25rem 0 3.5rem}.streak-ring-container{width:120px;height:120px}.streak-fire{font-size:1rem}.streak-day-number{font-size:1.05rem}.streak-label{font-size:.65rem}.dashboard-glass-card{padding:.45rem .7rem}.review-chart-svg{max-height:100px}.progress-stat-value{font-size:1.1rem}}@media(max-height:600px){.streak-ring-container{width:100px;height:100px}.dashboard-home{gap:.25rem;padding:.2rem 0 3rem}.review-chart-svg{max-height:80px}}.fsc-overlay{position:fixed;inset:0;z-index:9999;display:flex;align-items:center;justify-content:center;background:#0b1120;overflow:hidden}.fsc-particles{position:absolute;inset:0;pointer-events:none;overflow:hidden}.fsc-particle{position:absolute;top:-10px;width:8px;height:8px;border-radius:2px;opacity:0;animation:fsc-fall linear infinite}.fsc-particle--0{background:#fbbf24;width:6px;height:12px}.fsc-particle--1{background:#34d399;width:8px;height:8px;border-radius:50%}.fsc-particle--2{background:#818cf8;width:5px;height:14px}.fsc-particle--3{background:#f472b6;width:10px;height:6px}.fsc-particle--4{background:#38bdf8;width:7px;height:7px;border-radius:50%}.fsc-particle--5{background:#fb923c;width:6px;height:10px}@keyframes fsc-fall{0%{opacity:0;transform:translateY(-20px) rotate(0)}10%{opacity:1}to{opacity:0;transform:translateY(100vh) rotate(720deg)}}.fsc-firework{position:absolute;width:4px;height:4px;border-radius:50%;animation:fsc-burst 2.5s ease-out infinite}.fsc-firework--1{top:8%;right:15%;box-shadow:0 0 0 2px #34d399cc,20px -30px 0 1px #34d39999,-20px -25px 0 1px #34d39980,30px -10px 0 1px #34d39966,-30px -15px 0 1px #34d39966,10px -40px 0 1px #34d3994d,-10px -35px 0 1px #34d3994d,25px -20px 0 1px #34d39933;animation-delay:.3s}.fsc-firework--2{top:5%;left:20%;box-shadow:0 0 0 2px #818cf8cc,15px -25px 0 1px #818cf899,-18px -20px 0 1px #818cf880,25px -8px 0 1px #818cf866,-25px -12px 0 1px #818cf866,8px -35px 0 1px #818cf84d,-12px -30px 0 1px #818cf84d;animation-delay:1.2s}.fsc-firework--3{top:12%;right:30%;box-shadow:0 0 0 2px #fbbf24cc,18px -22px 0 1px #fbbf2499,-15px -28px 0 1px #fbbf2480,28px -5px 0 1px #fbbf2466,-22px -18px 0 1px #fbbf244d;animation-delay:2s}@keyframes fsc-burst{0%{opacity:0;transform:scale(0)}20%{opacity:1;transform:scale(1)}60%{opacity:.6;transform:scale(1.8)}to{opacity:0;transform:scale(2.5)}}.fsc-overlay:before,.fsc-overlay:after{content:"";position:absolute;border-radius:50%;filter:blur(60px);opacity:.2;pointer-events:none;animation:fsc-glow 6s ease-in-out infinite alternate}.fsc-overlay:before{width:300px;height:300px;background:#f59e0b;bottom:10%;right:-5%}.fsc-overlay:after{width:250px;height:250px;background:#8b5cf6;top:5%;left:-5%}@keyframes fsc-glow{0%{opacity:.12;transform:scale(.9)}to{opacity:.25;transform:scale(1.1)}}.fsc-content{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;padding:2rem 1.5rem;max-width:420px;width:100%;animation:fsc-fadeInUp .5s ease-out}@keyframes fsc-fadeInUp{0%{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}.fsc-heading{font-size:2rem;font-weight:800;color:#f1f5f9;text-align:center;margin:0 0 1.5rem;line-height:1.25;white-space:pre-line}.fsc-card{width:100%;background:#162137b3;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(148,163,184,.12);border-radius:18px;padding:1.15rem 1.35rem;display:flex;flex-direction:column;gap:.9rem;margin-bottom:2rem;box-shadow:0 8px 32px #0003}.fsc-word-row{display:flex;align-items:baseline;gap:.65rem;flex-wrap:wrap}.fsc-check{color:#4ade80;font-size:1.15rem;font-weight:700;flex-shrink:0;line-height:1}.fsc-word-thai{font-size:1.15rem;font-weight:700;color:#f1f5f9}.fsc-word-roman{font-size:.85rem;color:#94a3b8;font-style:italic}.fsc-word-eng{font-size:.95rem;color:#64748b}.fsc-button{width:100%;padding:1rem;font-size:1.1rem;font-weight:700;border:none;border-radius:14px;background:linear-gradient(135deg,#3b82f6,#8b5cf6);color:#fff;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease;letter-spacing:.02em}.fsc-button:hover{transform:scale(1.02);box-shadow:0 6px 24px #3b82f666}.fsc-button:active{transform:scale(.98)}