:root{--bg: #f5f6fc;--bg-2: #ffffff;--bg-3: #eef0fa;--line: #dde0f2;--line-soft: #e9ebf7;--text: #16162e;--dim: #5a5f80;--faint: #6a6f93;--iris: #6d5ef0;--iris-2: #8b7ff7;--iris-deep: #5d4fde;--iris-ink: #4b3fc0;--iris-soft: rgba(109, 94, 240, .13);--cyan: #16b6d8;--cyan-ink: #0c8299;--mint: #3fd3ba;--sky: #4aa8f5;--rose: #cf3a60;--speaker-1: #6d5ef0;--speaker-2: #0c8299;--speaker-3: #168572;--speaker-4: #2b78c6;--radius: 16px;--radius-sm: 11px;--shadow: 0 22px 54px -30px rgba(58, 50, 120, .4);--shadow-soft: 0 10px 30px -18px rgba(58, 50, 120, .28);--font-display: "Fraunces", "Noto Serif TC", ui-serif, Georgia, "Times New Roman", serif;--font-body: "Hanken Grotesk", "Noto Sans TC", ui-sans-serif, system-ui, -apple-system, sans-serif;--font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", monospace;font-family:var(--font-body);color-scheme:light}*{box-sizing:border-box}html,body{height:100%}body{margin:0;color:var(--text);background:radial-gradient(920px 540px at 80% -10%,rgba(109,94,240,.13),transparent 60%),radial-gradient(820px 600px at 4% 10%,rgba(22,182,216,.1),transparent 55%),radial-gradient(640px 520px at 52% 108%,rgba(63,211,186,.08),transparent 60%),var(--bg);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}::selection{background:var(--iris);color:#fff}a{color:var(--iris);text-decoration:none}h1,h2,h3{font-family:var(--font-display);font-optical-sizing:auto;font-weight:560;letter-spacing:-.01em;margin:0}.bg-atmos{position:fixed;top:0;right:0;bottom:0;left:0;z-index:0;overflow:hidden;pointer-events:none}.glow{position:absolute;border-radius:50%;filter:blur(80px);mix-blend-mode:multiply;opacity:.6;will-change:transform}.glow-iris{top:-14%;right:-6%;width:47vw;height:43vw;max-width:660px;max-height:580px;background:radial-gradient(circle at center,rgba(109,94,240,.55),transparent 66%)}.glow-cyan{bottom:-16%;left:-8%;width:42vw;height:40vw;max-width:560px;max-height:520px;background:radial-gradient(circle at center,rgba(22,182,216,.4),transparent 66%)}.glow-sky{top:36%;left:50%;width:33vw;height:31vw;max-width:440px;max-height:420px;background:radial-gradient(circle at center,rgba(74,168,245,.3),transparent 66%)}.bg-grain{position:absolute;top:-50%;right:-50%;bottom:-50%;left:-50%;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E");opacity:.025;mix-blend-mode:multiply}.app{position:relative;z-index:1;display:flex;flex-direction:column;min-height:100vh}.nav{display:flex;align-items:center;gap:6px;padding:14px 26px;border-bottom:1px solid var(--line-soft);background:linear-gradient(180deg,#ffffffe0,#ffffff9e);-webkit-backdrop-filter:blur(14px) saturate(1.25);backdrop-filter:blur(14px) saturate(1.25);position:sticky;top:0;z-index:20}.brand{display:flex;align-items:center;gap:11px;font-family:var(--font-display);font-weight:600;font-size:1.16rem;letter-spacing:-.015em;margin-right:22px;white-space:nowrap;color:var(--text)}.brand .mark{color:var(--iris);font-style:italic}.nav-links{display:flex;align-items:center;gap:4px}.navlink{position:relative;color:var(--dim);padding:8px 16px;border-radius:999px;font-size:.95rem;font-weight:500;transition:color .2s ease;white-space:nowrap}.navlink:hover{color:var(--text)}.navlink.active{color:#fff}.nav-pill{position:absolute;top:0;right:0;bottom:0;left:0;z-index:0;border-radius:999px;background:linear-gradient(180deg,var(--iris),var(--iris-deep));box-shadow:0 8px 20px -6px #6d5ef08c,0 1px 10px -2px #16b6d866}.navlink-label{position:relative;z-index:1}.nav .spacer{flex:1}.badge-mode{display:inline-flex;align-items:center;gap:7px;font-family:var(--font-mono);font-size:.68rem;letter-spacing:.04em;padding:5px 11px;border-radius:999px;color:var(--faint);border:1px solid var(--line);text-transform:uppercase}.badge-mode:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--faint);box-shadow:0 0 8px currentColor}.badge-mode.real{color:var(--cyan-ink);border-color:#0c829980}.badge-mode.real:before{background:var(--cyan)}.page{width:100%;max-width:940px;margin:0 auto;padding:40px 24px 72px;flex:1}.eyebrow{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.22em;text-transform:uppercase;color:var(--iris);margin:0 0 10px}.page h1{font-size:clamp(1.7rem,4vw,2.5rem);line-height:1.05}.page h1 .ital{font-style:italic;color:var(--iris)}.page .sub{color:var(--dim);margin:12px 0 26px;font-size:1rem;max-width:60ch}.card{background:linear-gradient(180deg,#ffffffe6,#ffffffb3),var(--bg-2);border:1px solid var(--line-soft);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-soft);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.col{display:flex;flex-direction:column;gap:8px}.grow{flex:1}.muted{color:var(--dim);font-size:.86rem}.error{color:var(--rose);font-size:.88rem}label{color:var(--dim);font-size:.82rem;letter-spacing:.01em}button{font:inherit;cursor:pointer;color:var(--text);border:1px solid var(--line);background:var(--bg-2);border-radius:var(--radius-sm);padding:9px 16px;transition:border-color .2s ease,background .2s ease,color .2s ease,transform .06s ease,box-shadow .2s ease}button:hover:not(:disabled){border-color:var(--iris);color:var(--iris-ink)}button:active:not(:disabled){transform:translateY(1px)}button:disabled{opacity:.45;cursor:not-allowed}button.primary{background:linear-gradient(180deg,var(--iris),var(--iris-deep));border-color:transparent;color:#fff;font-weight:650;box-shadow:0 12px 28px -12px #6d5ef0a6,0 1px 12px -4px #16b6d866}button.primary:hover:not(:disabled){filter:brightness(1.05);border-color:transparent;color:#fff}button.ghost{background:transparent}button.ghost:hover:not(:disabled){background:var(--iris-soft)}button.danger{border-color:#cf3a6080;color:var(--rose)}button.danger:hover:not(:disabled){border-color:var(--rose);color:var(--rose);background:#cf3a6014}button:focus-visible,a:focus-visible,[role=button]:focus-visible{outline:2px solid var(--iris);outline-offset:2px}input,textarea,select{font:inherit;color:var(--text);background:var(--bg-3);border:1px solid var(--line);border-radius:var(--radius-sm);padding:10px 13px;outline:none;transition:border-color .18s ease,box-shadow .18s ease,background .18s ease}input:focus,textarea:focus,select:focus{border-color:var(--iris);background:var(--bg-2);box-shadow:0 0 0 3px var(--iris-soft)}textarea{resize:vertical;line-height:1.55}select{cursor:pointer}.chip{display:inline-flex;align-items:center;gap:6px;font-family:var(--font-mono);font-size:.72rem;padding:4px 10px;border-radius:999px;border:1px solid var(--line);color:var(--dim);background:var(--bg-2)}.waveform{display:inline-flex;align-items:center}.waveform-bar{display:block;transform-origin:center}.chat-wrap{display:flex;flex-direction:column;height:calc(100vh - 168px)}@supports (height: 100dvh){.chat-wrap{height:calc(100dvh - 168px)}}.messages{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:18px;padding:10px 4px 18px}.msg{display:flex}.msg.user{justify-content:flex-end}.msg .stack{display:flex;flex-direction:column;gap:6px;max-width:86%}.msg.user .stack{align-items:flex-end}.who{font-family:var(--font-mono);font-size:.64rem;letter-spacing:.14em;text-transform:uppercase;color:var(--faint)}.bubble{padding:12px 16px;border-radius:16px;white-space:pre-wrap;line-height:1.7;border:1px solid var(--line-soft);background:var(--bg-2);box-shadow:var(--shadow-soft);overflow-wrap:anywhere;word-break:break-word}.msg.user .bubble{background:linear-gradient(180deg,#6d5ef029,#6d5ef012);border-color:#6d5ef052;border-bottom-right-radius:5px;color:var(--text)}.msg.assistant .bubble{border-bottom-left-radius:5px;border-left:2px solid rgba(22,182,216,.55)}.composer{display:flex;gap:10px;align-items:flex-end;padding:8px 8px 8px 18px;margin-top:10px;border:1px solid var(--line);border-radius:20px;background:var(--bg-2);box-shadow:var(--shadow-soft);transition:border-color .18s ease,box-shadow .18s ease}.composer:focus-within{border-color:var(--iris);box-shadow:0 0 0 3px var(--iris-soft)}.composer textarea{flex:1;min-height:26px;max-height:180px;border:none;background:transparent;padding:10px 0;font-size:1rem;box-shadow:none}.composer textarea:focus{box-shadow:none;border:none;background:transparent}.composer textarea::placeholder{color:var(--faint)}.composer button{align-self:flex-end;border-radius:14px;padding:11px 22px}.dropzone{border:1.5px dashed var(--line);border-radius:var(--radius);padding:40px 24px;text-align:center;color:var(--dim);background:linear-gradient(180deg,rgba(255,255,255,.7),transparent)}.dropzone strong{color:var(--text)}.transcript{display:flex;flex-direction:column}.seg{display:grid;grid-template-columns:118px 1fr;gap:14px;padding:12px 4px;border-bottom:1px solid var(--line-soft)}.seg:last-child{border-bottom:none}.seg .meta{display:flex;flex-direction:column;gap:2px}.seg .spk{font-weight:650;font-size:.82rem}.seg .ts{font-family:var(--font-mono);color:var(--faint);font-size:.72rem;margin-top:2px}.seg .said{line-height:1.7}.spinner{width:15px;height:15px;border-radius:50%;border:2px solid var(--line);border-top-color:var(--iris);animation:spin .7s linear infinite;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}audio{width:100%;margin-top:14px}.messages::-webkit-scrollbar,textarea::-webkit-scrollbar{width:10px}.messages::-webkit-scrollbar-thumb,textarea::-webkit-scrollbar-thumb{background:var(--line);border-radius:999px;border:3px solid transparent;background-clip:content-box}.messages::-webkit-scrollbar-thumb:hover{background:var(--faint);background-clip:content-box}@media (prefers-reduced-motion: reduce){.glow{animation:none!important}*,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important}}@media (max-width: 640px){.page{padding:26px 15px 56px}.nav{padding:11px 13px;gap:2px;flex-wrap:wrap}.brand{margin-right:10px;font-size:1.02rem}.navlink{padding:7px 13px;font-size:.9rem}.badge-mode{font-size:.62rem;padding:4px 8px}.chat-wrap{height:calc(100vh - 150px)}@supports (height: 100dvh){.chat-wrap{height:calc(100dvh - 150px)}}.msg .stack{max-width:100%}.seg{grid-template-columns:92px 1fr;gap:10px}.dropzone{padding:26px 16px}input,select,textarea{max-width:100%}}