@font-face{font-family:OpenDyslexic;src:url(/fonts/OpenDyslexic-Regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:OpenDyslexic;src:url(/fonts/OpenDyslexic-Bold.woff) format("woff");font-weight:700;font-style:normal;font-display:swap}@font-face{font-family:OpenDyslexic;src:url(/fonts/OpenDyslexic-Italic.woff) format("woff");font-weight:400;font-style:italic;font-display:swap}:root{--pink-50: #fef1f7;--pink-100: #fde4f0;--pink-200: #fbc8e2;--pink-300: #f89bc8;--pink-400: #f261a4;--pink-500: #e8458b;--pink-600: #d03070;--pink-700: #b42058;--pink-800: #951e49;--pink-900: #7c1d40;--purple-50: #f8f5ff;--purple-400: #a78bfa;--purple-500: #8b5cf6;--white: #ffffff;--gray-50: #fafafa;--gray-100: #f5f3f4;--gray-200: #e8e4e6;--gray-400: #b8aab2;--gray-600: #6b5e66;--gray-800: #362d32;--red-400: #f87171;--amber-400: #fbbf24;--emerald-400:#60d394;--sky-400: #60b8d3;--bg: var(--pink-50);--surface: var(--white);--surface-alt: var(--pink-100);--border: var(--pink-200);--border-light: var(--pink-100);--text: var(--pink-900);--text-secondary: var(--gray-600);--text-muted: var(--gray-400);--accent: var(--pink-500);--accent-hover: var(--pink-600);--accent-light: var(--pink-100);--accent-glow: rgba(232, 69, 139, .25);--success: var(--emerald-400);--success-light: #d1fae5;--danger: var(--red-400);--danger-light: #fee2e2;--warning: var(--amber-400);--warning-light: #fef3c7;--radius-sm: 10px;--radius: 16px;--radius-lg: 22px;--radius-full: 999px;--header-h: 48px;--controls-h: 72px;--font: "Comic Sans MS", "Comic Sans", "OpenDyslexic", cursive, sans-serif;--font-mono: "SF Mono", ui-monospace, monospace;--font-size-base: 16px;--font-scale: 1;--shadow-sm: 0 1px 2px rgba(124, 29, 64, .04);--shadow: 0 2px 8px rgba(124, 29, 64, .06);--shadow-lg: 0 4px 16px rgba(124, 29, 64, .08);--ease: cubic-bezier(.34, 1.56, .64, 1);--ease-spring: cubic-bezier(.34, 1.56, .64, 1)}@media(prefers-color-scheme:dark){:root{--bg: #1f1620;--surface: #2a1f2b;--surface-alt: #332430;--border: #453040;--border-light: #3a2a37;--text: #f0e0ec;--text-secondary: #b8a0b2;--text-muted: #7a6072;--accent: #f261a4;--accent-hover: #f89bc8;--accent-light: #3d1a30;--accent-glow: rgba(242, 97, 164, .25);--shadow-sm: 0 1px 2px rgba(0, 0, 0, .2);--shadow: 0 2px 8px rgba(0, 0, 0, .3);--shadow-lg: 0 4px 16px rgba(0, 0, 0, .4)}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:calc(var(--font-size-base) * var(--font-scale));height:100%;overflow:hidden}body{height:100%;overflow:hidden}body{font-family:var(--font);background:var(--bg);color:var(--text);display:flex;flex-direction:column;user-select:none;-webkit-user-select:none;-webkit-font-smoothing:antialiased}header{height:var(--header-h);min-height:var(--header-h);background:var(--surface);border-bottom:1px solid var(--border-light);padding:0 20px;display:flex;align-items:center;justify-content:space-between;gap:12px;z-index:10;box-shadow:var(--shadow-sm)}.brand{display:flex;align-items:baseline;gap:8px;white-space:nowrap}.brand h1{font-size:1.1rem;font-weight:700;color:var(--accent);letter-spacing:-.01em}.brand .logo-mark{font-weight:400;color:var(--text-secondary);font-size:.72rem;background:var(--surface-alt);padding:2px 8px;border-radius:var(--radius-full)}.brand .subtitle{font-size:.72rem;color:var(--text-muted)}.selector-group{display:flex;gap:8px;align-items:center}select{font-family:var(--font);font-size:.8rem;font-weight:500;padding:6px 28px 6px 12px;border:1.5px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);color:var(--text);cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='%236b5e66' stroke-width='2.5'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 8px center;transition:border-color .15s,box-shadow .15s}select:hover{border-color:var(--accent)}select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}#main-area{flex:1;display:grid;grid-template-rows:1fr auto 1fr;overflow:hidden;position:relative}#top-panel{overflow-y:auto;overflow-x:hidden;padding:20px 24px;-webkit-overflow-scrolling:touch}.exercise-badge{font-size:.68rem;text-transform:uppercase;letter-spacing:.1em;color:var(--accent);font-weight:700;margin-bottom:4px}#top-panel h2{font-size:1.05rem;font-weight:600;margin-bottom:16px;color:var(--text)}.transcript-blurred .sentence{filter:blur(9px);cursor:default;transition:filter .3s}.transcript-blurred .sentence.active{filter:blur(4px)}.sentence{display:inline;line-height:2.2;font-size:1.08rem;padding:3px 6px;border-radius:6px;transition:background .2s,color .2s,transform .2s,filter .3s;cursor:pointer}.sentence.active{background:var(--accent);color:#fff;transform:scale(1.03);box-shadow:0 2px 8px var(--accent-glow)}.sentence.active.repeat{background:var(--amber-400);color:var(--gray-800);box-shadow:0 2px 8px #fbbf2459;animation:repeatPulse 1.2s ease-in-out infinite}@keyframes repeatPulse{0%,to{box-shadow:0 2px 8px #fbbf2459}50%{box-shadow:0 2px 16px #fbbf248c}}.sentence .word{transition:color .15s,background .15s;border-radius:3px;padding:1px 2px}.sentence.active .word.spoken{color:#ffffffa6}.sentence.active .word.speaking{background:#ffffff59;color:#fff;box-shadow:0 0 0 2px #ffffff4d;border-radius:4px}.sentence.active.repeat .word.spoken{color:#00000073}.sentence.active.repeat .word.speaking{background:#00000026;color:var(--gray-800);box-shadow:0 0 0 2px #0003}#controls-bar{height:var(--controls-h);min-height:var(--controls-h);background:var(--surface);border-top:1px solid var(--border-light);border-bottom:1px solid var(--border-light);display:flex;align-items:center;padding:0 16px;gap:12px;position:relative;z-index:5;cursor:ns-resize;box-shadow:var(--shadow-sm)}#controls-bar.dragging{background:var(--surface-alt)}.progress-wrap{position:absolute;top:-30px;left:14px;right:14px;height:24px;background:var(--border-light);border-radius:var(--radius-full);cursor:pointer;box-shadow:inset 0 1px 3px #0000000f}.progress-fill{position:absolute;top:0;bottom:0;background:linear-gradient(90deg,var(--pink-400),var(--accent));transition:width .15s linear,left .15s linear;pointer-events:none;z-index:3;border-radius:var(--radius-full);opacity:.85}.progress-segment{position:absolute;top:0;bottom:0;cursor:pointer;z-index:1;transition:background .15s}.progress-segment:nth-child(odd){background:transparent}.progress-segment:nth-child(2n){background:#7c1d400a}.progress-segment:hover{background:var(--accent-glow)!important;z-index:2}.progress-segment.current{background:var(--accent-glow)!important;z-index:0}.progress-segment.current.repeat{background:#fbbf2440!important}.progress-tick{position:absolute;top:0;bottom:0;width:2px;background:var(--gray-400);opacity:.4;border-radius:1px;cursor:pointer;z-index:4;transition:opacity .15s,background .15s}.progress-tick:hover{opacity:1;background:var(--accent)}.progress-thumb{position:absolute;top:2px;width:22px;height:22px;background:var(--white);border:3px solid var(--accent);border-radius:50%;box-shadow:0 2px 8px var(--accent-glow);margin-left:-11px;cursor:grab;z-index:5;transition:left .15s linear,transform .15s var(--ease)}.progress-thumb:active{cursor:grabbing;transform:scale(1.15)}.progress-thumb:after{content:"";position:absolute;inset:3px;background:var(--accent);border-radius:50%}.laps-left{position:absolute;top:-50px;transform:translate(-50%);font-size:1.3rem;font-weight:900;font-family:var(--font);color:#fff;background:linear-gradient(180deg,#fbbf24,#d97706);border:3px solid #fcd34d;border-radius:50%;width:38px;height:38px;display:none;align-items:center;justify-content:center;z-index:10;pointer-events:none;text-shadow:0 1px 3px rgba(0,0,0,.4),0 0 8px rgba(251,191,36,.5);box-shadow:0 3px 10px #00000040,0 0 14px #fbbf2480,inset 0 1px #ffffff4d}.laps-left.gap{background:linear-gradient(180deg,#60d394,#34d399);border-color:#6ee7b7;box-shadow:0 3px 10px #00000040,0 0 14px #60d39480,inset 0 1px #ffffff4d}.btn{font-family:var(--font);font-size:.78rem;font-weight:600;padding:6px 12px;border:1.5px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);color:var(--text);cursor:pointer;white-space:nowrap;transition:all .15s var(--ease);display:inline-flex;align-items:center;gap:4px;flex-shrink:0;letter-spacing:-.01em}.btn:hover{background:var(--surface-alt);border-color:var(--accent-light);transform:translateY(-1px);box-shadow:var(--shadow)}.btn:active{transform:scale(.95) translateY(0);box-shadow:none}.btn.primary{background:linear-gradient(135deg,var(--pink-400),var(--accent));color:#fff;border-color:transparent;box-shadow:0 2px 8px var(--accent-glow)}.btn.primary:hover{background:linear-gradient(135deg,var(--accent),var(--pink-600));box-shadow:0 4px 12px var(--accent-glow);transform:translateY(-1px)}.btn svg{flex-shrink:0;vertical-align:middle}.btn.icon-only{padding:0;font-size:.9rem;border-radius:var(--radius-full);width:48px;height:48px;justify-content:center}.btn.icon-only svg{width:22px;height:22px}#btnPlay{padding:0 20px;height:48px;width:106px;font-size:.95rem;border-radius:var(--radius-full);justify-content:center}#btnPlay svg{width:24px;height:24px}.btn.ab-active{background:var(--warning);color:var(--gray-800);border-color:var(--warning);box-shadow:0 2px 8px #fbbf244d}.btn.ab-active:hover{background:var(--amber-400);box-shadow:0 4px 12px #fbbf2466}.time-display{font-size:.72rem;font-weight:600;color:var(--text-secondary);font-variant-numeric:tabular-nums;white-space:nowrap;flex-shrink:0;min-width:70px;text-align:center}.controls-spacer{flex:1;min-width:4px}#bottom-panel{padding:14px 24px 18px;display:flex;flex-direction:column;gap:10px;overflow:hidden;transition:max-height .3s ease,padding .3s ease,opacity .3s ease}#bottom-panel.hidden{max-height:0;padding-top:0;padding-bottom:0;opacity:0;pointer-events:none}.input-caption{display:flex;align-items:center;gap:8px;flex-shrink:0}.input-caption h3{font-size:.85rem;font-weight:600;color:var(--text-secondary);flex:1}#bottom-panel h3{font-size:.85rem;font-weight:600;flex-shrink:0;color:var(--text-secondary)}.textarea-wrap{flex:1;display:flex;min-height:0}.textarea-wrap textarea{font-family:var(--font);font-size:.98rem;line-height:1.7;padding:14px 16px;border:2px solid var(--border);border-radius:var(--radius);background:var(--surface);color:var(--text);resize:none;width:100%;flex:1;min-height:0;user-select:text;-webkit-user-select:text;transition:border-color .2s,box-shadow .2s}.textarea-wrap textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-glow)}.textarea-wrap textarea::placeholder{color:var(--text-muted);font-style:italic}.textarea-wrap textarea[readonly]{background:var(--surface-alt);cursor:default;user-select:none;-webkit-user-select:none}.action-row{display:flex;gap:8px;align-items:center;flex-wrap:wrap;flex-shrink:0}.score-display{display:none;flex-shrink:0;background:var(--surface-alt);border-radius:var(--radius);padding:14px 16px;position:relative;animation:scoreIn .35s var(--ease)}.score-display.visible{display:block}.score-display.closing{animation:scoreOut .25s ease-in forwards}.score-close{position:absolute;top:6px;right:8px;width:26px;height:26px;border:none;border-radius:50%;background:transparent;color:var(--text-muted);font-size:1.1rem;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .15s;line-height:1;padding:0}.score-close:hover{background:var(--border-light);color:var(--text)}@keyframes scoreIn{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@keyframes scoreOut{0%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(16px)}}.score-summary{display:flex;gap:12px;align-items:center;margin-bottom:10px}.score-circle{width:50px;height:50px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.05rem;color:#fff;flex-shrink:0;box-shadow:0 2px 8px #0000001a}.score-excellent{background:linear-gradient(135deg,#60d394,#34d399)}.score-good{background:linear-gradient(135deg,var(--sky-400),var(--accent))}.score-fair{background:linear-gradient(135deg,var(--warning),#f59e0b)}.score-poor{background:linear-gradient(135deg,var(--danger),#ef4444)}.score-label{font-weight:700;font-size:.95rem}.score-detail{font-size:.78rem;color:var(--text-muted);margin-top:1px}.diff-output{font-size:.88rem;line-height:1.8;max-height:90px;overflow-y:auto;padding:10px 12px;background:var(--surface);border-radius:var(--radius-sm)}.diff-word{padding:1px 4px;border-radius:4px;font-weight:500}.diff-word.correct{color:var(--text-muted)}.diff-word.missing{background:var(--danger-light);color:#b91c1c;text-decoration:line-through}.diff-word.extra{background:var(--success-light);color:#166534}#top-panel::-webkit-scrollbar,.diff-output::-webkit-scrollbar{width:6px}#top-panel::-webkit-scrollbar-track,.diff-output::-webkit-scrollbar-track{background:transparent}#top-panel::-webkit-scrollbar-thumb,.diff-output::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}#top-panel::-webkit-scrollbar-thumb:hover,.diff-output::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.font-settings{position:relative;flex-shrink:0}.font-btn{font-family:var(--font);font-size:.85rem;font-weight:700;width:32px;height:32px;border:1.5px solid var(--border);border-radius:var(--radius-full);background:var(--surface);color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .15s}.font-btn:hover{border-color:var(--accent);color:var(--accent)}.font-popover{display:none;position:absolute;top:calc(100% + 8px);right:0;background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:14px 16px;min-width:200px;z-index:50;flex-direction:column;gap:12px}.font-popover.open{display:flex}.font-popover label{font-size:.72rem;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.06em}.font-size-controls{display:flex;align-items:center;gap:0;border:1.5px solid var(--border);border-radius:var(--radius-sm);overflow:hidden}.font-size-controls button{font-family:var(--font);font-size:.9rem;font-weight:700;width:36px;height:34px;border:none;background:var(--surface);color:var(--text);cursor:pointer;transition:background .15s}.font-size-controls button:hover{background:var(--surface-alt)}.font-size-controls button:active{background:var(--accent-light)}.font-size-controls .font-size-label{width:42px;height:34px;display:flex;align-items:center;justify-content:center;font-size:.78rem;font-weight:700;color:var(--accent);border-left:1.5px solid var(--border);border-right:1.5px solid var(--border);background:var(--surface-alt)}.font-family-options{display:flex;flex-direction:column;gap:2px}.font-family-options button{font-family:var(--font);font-size:.78rem;padding:7px 10px;border:none;border-radius:6px;background:transparent;color:var(--text);cursor:pointer;text-align:left;transition:background .15s}.font-family-options button:hover{background:var(--surface-alt)}.font-family-options button.active{background:var(--accent-light);color:var(--accent);font-weight:600}@media(max-width:600px){:root{--header-h: 44px;--controls-h: 44px}header{padding:0 12px}.brand h1{font-size:.95rem}.brand .subtitle{display:none}#top-panel{padding:14px 16px}#bottom-panel{padding:10px 16px 14px;gap:8px}#controls-bar{padding:0 8px;gap:8px}.btn{padding:5px 9px;font-size:.72rem}.btn.icon-only{width:42px;height:42px;padding:0}.btn.icon-only svg{width:20px;height:20px}#btnPlay{height:42px;width:88px;padding:0 14px;font-size:.85rem}#btnPlay svg{width:20px;height:20px}.textarea-wrap textarea{font-size:.88rem;padding:12px}.sentence{font-size:.97rem;line-height:2}.progress-wrap{left:6px;right:6px;top:-24px;height:20px}.progress-thumb{width:18px;height:18px;margin-left:-9px;top:1px}.laps-left{width:30px;height:30px;top:-38px;font-size:1rem;border-width:2px}.time-display{min-width:54px;font-size:.68rem}}.loading-overlay{position:fixed;inset:0;background:#0a0a0feb;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:1000;gap:16px}.loading-spinner{width:48px;height:48px;border:4px solid rgba(255,255,255,.15);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-text{color:#ccc;font-size:.95rem;text-align:center;max-width:280px}.loading-bar-wrap{display:flex;align-items:center;gap:10px}.loading-bar{width:240px;height:4px;background:#ffffff1a;border-radius:2px;overflow:hidden}.loading-bar-fill{height:100%;width:0%;background:var(--accent);border-radius:2px;transition:width .3s ease}.loading-bar-fill.indeterminate{width:30%!important;animation:indeterminate-bar 1.5s ease-in-out infinite}@keyframes indeterminate-bar{0%{transform:translate(-100%)}50%{transform:translate(200%)}to{transform:translate(-100%)}}.loading-pct{color:var(--accent);font-size:.8rem;font-weight:600;min-width:36px;text-align:right}