:root{--bg:#fafaf7;--surface:#ffffff;--text:#1e293b;--text-light:#64748b;--primary:#2546d8;--primary-hover:#1d3bb6;--accent:#ef4135;--gold:#f5b942;--border:#e5e7eb;--radius:14px;--shadow:0 4px 16px rgba(15,23,42,0.06);--shadow-strong:0 12px 32px rgba(15,23,42,0.12)}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Inter,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased}a{color:var(--primary)}a,a:hover{text-decoration:none}button{font-family:inherit;cursor:pointer}button:disabled{cursor:not-allowed;opacity:.6}.container{max-width:880px;margin:0 auto;padding:32px 20px 80px}.card{background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);padding:32px;margin-bottom:24px}.btn{border:none;background:var(--primary);color:#fff;padding:14px 28px;border-radius:999px;font-weight:600;font-size:1rem;transition:transform .15s ease,box-shadow .15s ease,background .2s ease}.btn:hover:not(:disabled){background:var(--primary-hover);transform:translateY(-1px);box-shadow:0 8px 18px rgba(37,70,216,.25)}.btn-secondary{background:transparent;color:var(--primary);border:1px solid var(--border)}.btn-secondary:hover:not(:disabled){background:rgba(37,70,216,.08);box-shadow:none}.btn-danger{background:var(--accent)}.btn-danger:hover:not(:disabled){background:#d63a30}.passage{background:#f8fafc;border:1px solid var(--border);border-radius:12px;padding:24px;font-size:1.1rem;line-height:1.85;font-family:Georgia,serif}.row{gap:12px}.brand,.row{display:flex;align-items:center}.brand{gap:10px;font-size:1.4rem;font-weight:800;letter-spacing:-.01em}.brand-dot{width:18px;height:18px;border-radius:50%;background:linear-gradient(135deg,#2546d8,#ef4135)}.tag{display:inline-block;padding:4px 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pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(1.3)}}.spinner{width:36px;height:36px;border:4px solid #eef0f4;border-top:4px solid var(--primary);border-radius:50%;animation:spin .9s linear infinite;margin:0 auto}@keyframes spin{to{transform:rotate(1turn)}}.hero{text-align:center;padding:24px 20px 40px}.hero h1{font-size:clamp(36px,5vw,56px);font-weight:800;letter-spacing:-.02em;margin:0 0 16px;line-height:1.1}.hero .accent{background:linear-gradient(135deg,#2546d8,#ef4135);-webkit-background-clip:text;background-clip:text;color:transparent}.hero p{font-size:1.2rem;color:var(--text-light);max-width:560px;margin:0 auto 32px}.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));grid-gap:16px;gap:16px;margin-top:32px}.feature-card{background:var(--surface);padding:24px;border-radius:var(--radius);border:1px solid var(--border);color:var(--text);transition:transform .15s ease,border-color .15s ease,box-shadow .15s ease}a.feature-card:hover,button.feature-card:hover{border-color:var(--primary);box-shadow:var(--shadow);transform:translateY(-2px)}.feature-card h3{margin:0 0 8px;font-size:1.1rem}.feature-card p{margin:0;font-size:.9rem;color:var(--text-light);line-height:1.5}@media (max-width:600px){.card{padding:22px 18px}.hero{padding:48px 16px 32px}.score-ring{width:160px;height:160px}.score-num{font-size:44px}}.phoneme-chip{display:inline-flex;align-items:center;justify-content:center;min-width:26px;padding:4px 8px;border-radius:8px;border:1px solid var(--border);background:#f6f7fb;font-family:Charis SIL,Doulos SIL,Georgia,serif;font-size:1.1rem;font-weight:600;cursor:pointer;transition:background .15s ease,border-color .15s ease,transform .1s ease}.phoneme-chip:hover:not(:disabled){background:#eaeefb;border-color:var(--primary)}.phoneme-chip:active:not(:disabled){transform:translateY(1px)}.phoneme-chip.no-tip,.phoneme-chip:disabled{cursor:default;background:transparent;border-color:transparent}.phoneme-chip.severity-high{background:#fde0de;border-color:#f4a3a0;color:#8a1c14}.phoneme-chip.severity-medium{background:#fff3cd;border-color:#f0c95b;color:#8a6300}.phoneme-chip.severity-low{background:#d4f4dd;border-color:#74cf94;color:#07623a}.ipa-text{display:inline-block;padding:4px 2px;font-family:Charis SIL,Doulos SIL,Georgia,serif;color:var(--text-light);font-size:1.05rem}.focus-chip{display:inline-flex;align-items:center;padding:6px 12px;border-radius:999px;border:1px solid var(--border);background:#fff;color:var(--primary);font-size:.8rem;font-weight:600;cursor:pointer;transition:background .15s ease,border-color .15s 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(max-width:540px){.learn-row{grid-template-columns:1fr;gap:4px}.learn-row-label{text-align:left}}.learn-card-skeleton .skeleton{background:linear-gradient(90deg,#eef0f4,#f7f8fa 50%,#eef0f4);background-size:200% 100%;border-radius:8px;animation:skeleton-shimmer 1.4s ease-in-out infinite}.skeleton-word{width:60%;height:48px;border-radius:10px}.skeleton-word.is-sentence{width:90%;height:26px}.skeleton-word-line{width:70%;height:26px;margin-top:-8px}.skeleton-chip-row{width:70%;height:24px}.skeleton-line{width:55%;height:18px}@keyframes skeleton-shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.sk{background:linear-gradient(90deg,#eef0f4,#f7f8fa 50%,#eef0f4);background-size:200% 100%;border-radius:8px;animation:skeleton-shimmer 1.4s ease-in-out infinite}.example-sentence-btn{display:flex;flex-direction:column;gap:6px;width:100%;text-align:left;background:rgba(37,70,216,.04);border:1px solid var(--border);border-radius:12px;padding:10px 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1;height:1px;background:var(--border)}.listen-panel{margin-top:8px;display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap}.pill{border:1px solid var(--border);background:#fff;color:var(--text);padding:8px 14px;border-radius:999px;font-size:.85rem;font-weight:600;cursor:pointer;transition:background .15s ease,border-color .15s ease}.pill:hover:not(:disabled){border-color:var(--primary);background:rgba(37,70,216,.06)}.pill-on{background:var(--primary);color:#fff;border-color:var(--primary)}.pill-on:hover:not(:disabled){background:var(--primary-hover);color:#fff;border-color:var(--primary-hover)}.record-controls{display:flex;flex-direction:column;gap:12px;align-items:center}.vu-meter{display:flex;align-items:flex-end;gap:4px;height:32px}.vu-bar{width:8px;height:6px;border-radius:3px;background:#eef0f4;transition:background .05s linear,height .05s 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ease}.compare-button:hover:not(:disabled){border-color:var(--primary);background:rgba(37,70,216,.04)}.compare-button:active:not(:disabled){transform:translateY(1px)}.compare-button:disabled{cursor:not-allowed;opacity:.5}.compare-button.playing{border-color:var(--primary);background:rgba(37,70,216,.1)}.compare-button.native{border-left:4px solid var(--primary)}.compare-button.you{border-left:4px solid var(--accent)}.compare-button-label{font-size:.75rem;letter-spacing:.08em;text-transform:uppercase;color:var(--text-light)}.compare-button-cta{font-weight:700;font-size:1rem;margin-top:4px;color:var(--text)}.issues-list{margin-top:16px}.issues-list-label{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--text-light);margin-bottom:8px}.issue-chip-row{display:flex;flex-wrap:wrap;gap:8px}.issue-chip{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:10px;border:1px solid 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10px;border-radius:999px;font-size:.8rem;font-weight:600}.liaison-tag.ok{background:rgba(16,185,129,.12);color:#07623a}.liaison-tag.missed{background:rgba(239,65,53,.12);color:#8a1c14}.flagged-word{display:inline;background:transparent;border:none;padding:0;font:inherit;cursor:pointer;-webkit-text-decoration-line:underline;text-decoration-line:underline;text-decoration-thickness:3px;text-underline-offset:4px}.flagged-word.severity-high{color:#8a1c14;-webkit-text-decoration-color:#ef4135;text-decoration-color:#ef4135}.flagged-word.severity-medium{color:#8a6300;-webkit-text-decoration-color:#f5b942;text-decoration-color:#f5b942}.flagged-word.severity-low{color:#07623a;-webkit-text-decoration-color:#10b981;text-decoration-color:#10b981}.flagged-word:hover{background:rgba(239,65,53,.06);border-radius:4px}.liaison-mark{display:inline-block;cursor:pointer;-webkit-user-select:none;-moz-user-select:none;user-select:none}.liaison-mark.ok{color:#07623a}.liaison-mark.missed{color:#8a1c14;text-decoration:line-through}.action-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:18px}.action-row .btn{padding:12px 22px}.popover-overlay{position:fixed;inset:0;background:rgba(15,23,42,.5);display:flex;align-items:center;justify-content:center;z-index:50;padding:20px}.popover-card{background:var(--surface);border-radius:16px;padding:24px;max-width:440px;width:100%;box-shadow:var(--shadow-strong);animation:popover-in .18s ease}@keyframes popover-in{0%{opacity:0;transform:translateY(8px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.popover-head{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:8px}.popover-symbol{font-family:Charis SIL,Doulos SIL,Georgia,serif;font-size:2rem;font-weight:700;color:var(--primary);line-height:1}.popover-name{font-size:.85rem;color:var(--text-light);text-transform:uppercase;letter-spacing:.06em;margin-top:4px}.popover-card .btn{margin-top:16px;padding:10px 18px;font-size:.9rem}@media (max-width:600px){.compare-buttons{grid-template-columns:1fr}.vu-meter{height:24px}}.site-footer{flex-shrink:0;border-top:1px solid var(--border);background:var(--surface);margin-top:auto}.site-footer-inner{max-width:880px;margin:0 auto;padding:24px 20px 32px;text-align:center}.site-footer-nav{display:flex;flex-wrap:wrap;gap:10px 20px;justify-content:center;align-items:center;margin-bottom:14px;font-size:.9rem;font-weight:600}.site-footer-nav a{color:var(--primary)}.site-footer-nav a:hover{text-decoration:underline}.site-footer-meta{margin:0;font-size:.8rem}.legal-doc h2{font-size:1.08rem;font-weight:700;margin:2rem 0 .65rem;letter-spacing:-.01em}.legal-doc h2:first-of-type{margin-top:0}.legal-doc ol,.legal-doc p,.legal-doc ul{margin:0 0 .85rem;line-height:1.65;color:var(--text)}.legal-doc ol,.legal-doc ul{padding-left:1.35rem}.legal-doc li{margin-bottom:.4rem}.legal-doc .legal-muted{color:var(--text-light);font-size:.9rem}