:root{color-scheme:dark;--bg: #07111f;--bg-deep: #040a13;--surface: rgba(17, 31, 49, .9);--surface-solid: #111f31;--surface-soft: #16273b;--line: rgba(157, 185, 214, .17);--line-strong: rgba(157, 185, 214, .3);--text: #f7fbff;--muted: #aab9c9;--faint: #73849a;--accent: #49a7ff;--accent-strong: #218df4;--accent-soft: rgba(73, 167, 255, .13);--teal: #48dec5;--good: #55dfa0;--warn: #f7c86f;--danger: #ff746d;--danger-soft: rgba(255, 116, 109, .12);--shadow: 0 28px 80px rgba(0, 0, 0, .35);--radius: 22px;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang TC,Noto Sans TC,sans-serif;font-synthesis:none}*{box-sizing:border-box}html{min-height:100%;background:var(--bg)}body,#root{min-height:100vh;margin:0}body{color:var(--text);background:radial-gradient(circle at 8% -10%,rgba(73,167,255,.22),transparent 34rem),radial-gradient(circle at 96% 8%,rgba(72,222,197,.1),transparent 28rem),linear-gradient(160deg,var(--bg) 0%,var(--bg-deep) 100%);line-height:1.5;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);overflow-x:hidden}button,input,select,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.52}a{color:inherit;text-decoration:none}h1,h2,p{margin-top:0}h1{margin-bottom:10px;font-size:clamp(1.8rem,4vw,2.65rem);line-height:1.13;letter-spacing:-.035em}h2{margin-bottom:6px;font-size:1.18rem;line-height:1.3}p{color:var(--muted)}:focus-visible{outline:3px solid rgba(73,167,255,.72);outline-offset:3px}.page{width:min(100% - 32px,700px);min-height:100vh;margin:0 auto;padding:22px 0 48px}.page.wide{width:min(100% - 40px,1180px)}.app-header{min-height:62px;display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:clamp(34px,7vh,76px)}.app-header.compact{margin-bottom:32px}.brand{display:inline-flex;align-items:center;gap:12px;min-width:0}.brand-mark{width:42px;height:42px;flex:0 0 42px;display:grid;place-items:center;border-radius:13px;color:#03111e;background:linear-gradient(135deg,#78c3ff,var(--teal));box-shadow:0 10px 30px #49a7ff38;font-weight:900}.brand strong{display:block;color:var(--text);font-size:1rem;letter-spacing:.01em;white-space:nowrap}.brand small{display:block;color:var(--muted);font-size:.76rem;white-space:nowrap}.header-actions{display:flex;align-items:center;justify-content:flex-end;gap:12px}.locale-switch{display:inline-flex;padding:4px;border:1px solid var(--line);border-radius:13px;background:#040a136b}.locale-switch button{min-width:48px;min-height:38px;padding:0 12px;border:0;border-radius:9px;color:var(--muted);background:transparent;font-weight:750}.locale-switch button.active{color:#06111c;background:var(--text)}.text-button{min-height:44px;display:inline-flex;align-items:center;justify-content:center;padding:0 10px;border:0;color:var(--muted);background:transparent;font-weight:700}.text-button:hover{color:var(--text)}.eyebrow,.section-kicker{display:inline-block;margin-bottom:10px;color:var(--teal);font-size:.73rem;font-weight:850;letter-spacing:.12em;text-transform:uppercase}.page-heading{margin-bottom:24px}.page-heading p{max-width:580px;margin-bottom:0}.login-layout{display:grid;grid-template-columns:minmax(0,.95fr) minmax(330px,1.05fr);gap:44px;align-items:center}.login-copy p{max-width:34rem;margin-bottom:0;font-size:1.04rem}.surface,.form-card,.center-card,.terminal-card{border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(145deg,#132336f0,#0b1625f0);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.form-card{padding:clamp(20px,4vw,30px)}.center-card{max-width:520px;margin:10vh auto 0;padding:36px;text-align:center}.center-card p:last-child{margin-bottom:0}.organizer-card .button{margin-top:12px}.field{min-width:0;margin-bottom:18px}.field label,.type-card>label,.invite-label,.mode-fieldset legend{display:block;margin:0 0 8px;color:#d7e3ef;font-size:.86rem;font-weight:720}.field-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}input,select,textarea{width:100%;min-height:52px;padding:13px 15px;border:1px solid var(--line-strong);border-radius:13px;color:var(--text);background:#030a129e;transition:border-color .18s ease,box-shadow .18s ease,background .18s ease}input::placeholder,textarea::placeholder{color:var(--faint)}input:focus,select:focus,textarea:focus{border-color:var(--accent);background:#040d18e0;box-shadow:0 0 0 4px var(--accent-soft);outline:0}textarea{min-height:96px;resize:vertical}select{appearance:auto}.button{width:100%;min-height:50px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:12px 18px;border:1px solid transparent;border-radius:13px;color:#02111e;background:linear-gradient(135deg,#68b7ff,#3d9bf2);box-shadow:0 12px 28px #218df433;font-weight:820;text-align:center;transition:transform .15s ease,filter .15s ease}.button:hover:not(:disabled){filter:brightness(1.08);transform:translateY(-1px)}.button.secondary{color:var(--text);border-color:var(--line-strong);background:var(--surface-soft);box-shadow:none}.button.danger{color:#fff;background:var(--danger);box-shadow:0 12px 28px 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auto;gap:10px;margin-bottom:12px}.copy-row .button{width:auto;min-width:116px}.participant-list{min-height:190px;margin-bottom:18px}.participant{display:grid;grid-template-columns:42px minmax(0,1fr) auto;gap:11px;align-items:center;padding:12px 0;border-bottom:1px solid var(--line)}.avatar{width:42px;height:42px;display:grid;place-items:center;border-radius:13px;color:#c8e7ff;background:var(--accent-soft);font-weight:850}.participant strong,.participant small{display:block;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.participant small{color:var(--muted);font-size:.75rem}.empty-state{margin:12px 0;color:var(--faint)}.mode-banner{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:16px;padding:13px 16px;border:1px solid var(--line);border-radius:15px;background:#0b1827b8}.mode-banner strong,.mode-banner span{display:block}.mode-banner strong{margin-bottom:2px;font-size:.86rem}.mode-banner>div>span{color:var(--muted);font-size:.78rem}.translation-layout{display:grid;grid-template-columns:minmax(0,1.22fr) minmax(310px,.78fr);gap:18px;align-items:start}.translation-main{min-width:0}.sound-gate{width:100%;min-height:64px;margin:0 0 14px;padding:14px 18px;border:0;border-radius:16px;background:#123f69;color:#fff;display:flex;align-items:center;justify-content:center;gap:10px;font:inherit;cursor:pointer;touch-action:manipulation;-webkit-user-select:none;user-select:none}.sound-gate strong{font-size:1rem}.latest-card{min-height:176px;position:relative;padding:22px;overflow:hidden}.latest-card:after{content:"";position:absolute;inset:auto -90px -120px auto;width:240px;height:240px;border-radius:50%;background:#49a7ff14;pointer-events:none}.latest-text{margin:0 0 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h1{font-size:1.65rem}.mode-banner{align-items:flex-start;flex-direction:column;gap:10px}.latest-card{min-height:150px;padding:18px}.speak-zone{min-height:210px;padding:14px 0 8px}.speak-button{min-height:96px;border-radius:26px}.type-row,.voice-row{grid-template-columns:1fr}.type-row .button{width:100%}.conversation-panel{max-height:none;position:static}.conversation-feed{max-height:42vh}.copy-row{grid-template-columns:1fr}.copy-row .button{width:100%}.participant{grid-template-columns:40px minmax(0,1fr)}.participant .status-pill{grid-column:2;justify-self:start}.dialog-backdrop{place-items:end center;padding:0}.dialog{width:100%;max-height:calc(100vh - env(safe-area-inset-top));padding:22px 16px calc(18px + env(safe-area-inset-bottom));border-radius:22px 22px 0 0}.button-row{position:sticky;bottom:0;padding-top:8px;background:var(--surface-solid)}.terminal-card{margin-top:8vh}}@media(max-width:390px){.page,.page.wide{width:calc(100% - 20px)}.brand strong{font-size:.92rem}.text-button{padding:0 4px;font-size:.82rem}.locale-switch{padding:3px}.locale-switch button{min-width:40px;padding:0 7px;font-size:.82rem}.form-card{padding:18px}.mode-option{grid-template-columns:auto minmax(0,1fr)}.mode-option>input{position:absolute;opacity:0;pointer-events:none}.button-row{grid-template-columns:1fr}}.review-inline{margin:20px auto;padding:20px;max-width:720px}.review-inline textarea{width:100%;min-height:100px;font-size:16px}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}