:root{--tc-bg: #0a0a0c;--tc-surface-1: #141417;--tc-surface-2: #1c1c20;--tc-surface-3: #25252b;--tc-surface-4: #31313a;--tc-text: #f5f5f7;--tc-text-secondary: #a0a0a8;--tc-text-tertiary: #6e6e76;--tc-accent: #5ac8fa;--tc-accent-deep: #2a90c8;--tc-accent-glow: rgba(90, 200, 250, .18);--tc-record: #ff453a;--tc-success: #30d158;--tc-hairline: rgba(255, 255, 255, .09);--tc-hairline-strong: rgba(255, 255, 255, .13);--tc-r-sm: 10px;--tc-r-md: 14px;--tc-r-lg: 18px;--tc-r-xl: 22px}html,body{background:var(--tc-bg)}.tc-app{min-height:100dvh;background:var(--tc-bg);color:var(--tc-text);font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,SF Pro Text,Inter,Segoe UI,system-ui,sans-serif;-webkit-font-smoothing:antialiased}.tc-top-bar{display:flex;align-items:center;height:52px;padding:0 20px;background:#0a0a0cdb;backdrop-filter:blur(22px) saturate(140%);-webkit-backdrop-filter:blur(22px) saturate(140%);border-bottom:1px solid var(--tc-hairline);position:sticky;top:0;z-index:30}.tc-home-link{display:inline-flex;align-items:center;gap:9px;color:var(--tc-text);text-decoration:none;font-size:16px;font-weight:600;letter-spacing:-.01em}.tc-home-link:hover{opacity:.85}.tc-home-logo{width:28px;height:28px;border-radius:6px;object-fit:cover;display:block;flex-shrink:0}.tc-mono{font-family:ui-monospace,SFMono-Regular,SF Mono,Menlo,Consolas,Liberation Mono,monospace;font-variant-numeric:tabular-nums}.tc-tab-bar{position:fixed;left:0;right:0;bottom:0;height:calc(64px + env(safe-area-inset-bottom,0));padding-bottom:env(safe-area-inset-bottom,0);background:#0a0a0cdb;backdrop-filter:blur(22px) saturate(140%);-webkit-backdrop-filter:blur(22px) saturate(140%);border-top:1px solid var(--tc-hairline);display:grid;grid-template-columns:repeat(2,1fr);align-items:center;z-index:40;transition:transform .22s ease,opacity .22s ease}.tc-tab-bar.is-hidden,:root[data-tc-recording=true] .tc-tab-bar,:root[data-tc-picker-open=true] .tc-tab-bar{transform:translateY(100%);opacity:0;pointer-events:none}.tc-landscape-shell{max-width:100vw!important}.tc-tab-item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;height:64px;color:var(--tc-text-tertiary);font-size:10.5px;font-weight:500;letter-spacing:.1px;text-decoration:none;background:transparent;border:0;cursor:pointer;transition:color .15s ease}.tc-tab-item.is-active{color:var(--tc-accent)}.tc-tab-item svg{width:24px;height:24px}.tc-card{background:var(--tc-surface-1);border:1px solid var(--tc-hairline);border-radius:var(--tc-r-lg);overflow:hidden}.tc-card-row{display:flex;align-items:center;gap:12px;padding:14px 16px;font-size:15px;color:var(--tc-text)}.tc-card-row+.tc-card-row{border-top:1px solid var(--tc-hairline)}.tc-card-row-icon{width:32px;height:32px;border-radius:9px;display:grid;place-items:center;background:var(--tc-surface-3);color:var(--tc-text-secondary);flex-shrink:0}.tc-card-row-icon.accent{background:var(--tc-accent-glow);color:var(--tc-accent)}.tc-btn-accent{height:54px;border-radius:var(--tc-r-md);border:0;background:var(--tc-accent);color:#000;font-weight:600;font-size:16px;width:100%;cursor:pointer;transition:opacity .12s ease}.tc-btn-accent:active{opacity:.6}.tc-btn-accent:disabled{opacity:.4;cursor:not-allowed}.tc-btn-ghost{height:52px;border-radius:var(--tc-r-md);border:1px solid var(--tc-hairline-strong);background:transparent;color:var(--tc-text);font-weight:500;font-size:15px;width:100%;cursor:pointer}.tc-btn-danger{height:52px;border-radius:var(--tc-r-md);border:1px solid var(--tc-hairline);background:var(--tc-surface-1);color:var(--tc-record);font-weight:500;font-size:15px;width:100%;cursor:pointer}.tc-chip{height:36px;padding:0 16px;border-radius:999px;border:0;background:#ffffff1a;color:var(--tc-text);font-size:13px;font-weight:500;cursor:pointer;white-space:nowrap;transition:background .15s ease,color .15s ease}.tc-chip.is-active{background:var(--tc-accent);color:#000;font-weight:600}.tc-record-outer{width:80px;height:80px;border-radius:50%;border:4px solid #fff;background:transparent;display:grid;place-items:center;cursor:pointer;padding:0;transition:transform .12s ease}.tc-record-outer:active{transform:scale(.96)}.tc-record-inner{width:64px;height:64px;background:var(--tc-record);border-radius:50%;transition:border-radius .22s ease,width .22s ease,height .22s ease}.tc-record-outer.is-recording .tc-record-inner{width:36px;height:36px;border-radius:8px}.tc-aux-btn{width:52px;height:52px;border-radius:50%;border:1px solid var(--tc-hairline);background:#ffffff14;color:var(--tc-text);display:grid;place-items:center;cursor:pointer;position:relative}.tc-aux-btn.is-active{color:var(--tc-accent);border-color:var(--tc-accent)}.tc-aux-badge{position:absolute;top:-2px;right:-2px;min-width:18px;height:18px;padding:0 5px;border-radius:9px;background:var(--tc-accent);color:#000;font-size:10px;font-weight:700;display:grid;place-items:center}.tc-rec-hud{display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 12px;border-radius:999px;background:#0000008c;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);color:#fff;font-size:13px;font-weight:600}.tc-rec-dot{width:8px;height:8px;border-radius:50%;background:var(--tc-record);animation:tc-pulse 1.4s ease-in-out infinite}@keyframes tc-pulse{0%,to{opacity:1}50%{opacity:.35}}.tc-countdown{position:absolute;inset:0;z-index:60;display:grid;place-items:center;background:#0000008c;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.tc-countdown-num{font-size:180px;font-weight:700;line-height:1;color:#fff;font-family:-apple-system,SF Pro Rounded,SF Pro Display,system-ui,sans-serif;text-shadow:0 10px 40px rgba(0,0,0,.6)}.tc-countdown-num.is-go{font-size:130px;color:var(--tc-accent)}.tc-countdown-hint{position:absolute;bottom:80px;left:0;right:0;text-align:center;color:var(--tc-text-secondary);font-size:13px}.tc-segmented{display:inline-flex;padding:2px;border-radius:9px;background:var(--tc-surface-2);border:1px solid var(--tc-hairline)}.tc-segmented button{padding:7px 14px;border:0;background:transparent;color:var(--tc-text-secondary);font-size:13px;font-weight:500;border-radius:7px;cursor:pointer}.tc-segmented button.is-active{background:var(--tc-surface-4);color:var(--tc-text)}.tc-icon-btn{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:#00000073;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid var(--tc-hairline);color:#fff;cursor:pointer}.tc-page{min-height:100dvh;padding:max(env(safe-area-inset-top),16px) 20px calc(80px + env(safe-area-inset-bottom,0))}.tc-page-title{font-size:28px;font-weight:700;letter-spacing:-.6px;margin:8px 0 16px}.tc-page-subtitle{font-size:14px;line-height:1.45;color:var(--tc-text-secondary);margin:-10px 0 20px}.tc-page--settings{padding-bottom:calc(104px + env(safe-area-inset-bottom,0))}.tc-page-foot{margin-top:2.5rem;margin-bottom:.5rem;text-align:center;font-size:11px;color:var(--tc-text-tertiary)}.tc-banner{display:flex;align-items:flex-start;gap:10px;padding:12px 14px;margin-bottom:18px;border-radius:12px;background:var(--tc-surface-2);border:1px solid var(--tc-hairline)}.tc-banner--success{background:color-mix(in srgb,var(--tc-success) 12%,var(--tc-surface-2));border-color:color-mix(in srgb,var(--tc-success) 35%,var(--tc-hairline))}.tc-banner-dismiss{flex-shrink:0;width:28px;height:28px;border:none;border-radius:8px;background:transparent;color:var(--tc-text-secondary);font-size:20px;line-height:1;cursor:pointer}.tc-banner-dismiss:hover{background:var(--tc-surface-3);color:var(--tc-text)}.tc-choice-list{list-style:none;margin:0;padding:0}.tc-choice-item{display:flex;align-items:center;justify-content:space-between;width:100%;padding:14px 4px;border:none;border-radius:10px;background:transparent;color:var(--tc-text);font-size:15px;text-align:left;cursor:pointer}.tc-choice-item:hover{background:var(--tc-surface-2)}.tc-choice-item.is-selected{color:var(--tc-accent);font-weight:600}.tc-section-label{font-size:12px;font-weight:600;color:var(--tc-text-secondary);text-transform:uppercase;letter-spacing:.6px;margin:22px 4px 8px}.tc-sheet-backdrop{position:fixed;inset:0;background:#0000008c;z-index:90;display:flex;align-items:flex-end;justify-content:center;animation:tc-fade-in .18s ease}.tc-sheet{width:100%;max-width:28rem;background:var(--tc-surface-1);border-top-left-radius:22px;border-top-right-radius:22px;padding:14px 20px calc(22px + env(safe-area-inset-bottom,0));border-top:1px solid var(--tc-hairline);animation:tc-slide-up .22s ease}.tc-sheet-handle{width:38px;height:4px;border-radius:2px;background:var(--tc-surface-4);margin:0 auto 12px}.tc-picker-sheet{display:flex;flex-direction:column;min-height:0;max-height:min(92dvh,780px);max-width:min(100%,40rem);overflow:hidden;padding-bottom:0}.tc-picker-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:14px}.tc-picker-title{font-size:18px;font-weight:650;letter-spacing:-.02em;line-height:1.2;margin:0 0 4px;color:var(--tc-text)}.tc-picker-subtitle{font-size:13px;line-height:1.45;color:var(--tc-text-secondary);margin:0}.tc-picker-close{flex-shrink:0;width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:50%;border:none;background:transparent;color:var(--tc-text-secondary);cursor:pointer;transition:background .15s ease,color .15s ease}.tc-picker-close:hover{background:var(--tc-surface-2);color:var(--tc-text)}.tc-picker-tabs{display:flex;gap:6px;padding:4px;border-radius:12px;background:var(--tc-surface-2);border:1px solid var(--tc-hairline);margin-bottom:14px;flex-shrink:0}.tc-picker-tab{flex:1;display:flex;flex-direction:column;align-items:center;gap:1px;padding:8px 10px;border:none;border-radius:9px;background:transparent;cursor:pointer;transition:background .15s ease,color .15s ease}.tc-picker-tab.is-active{background:var(--tc-surface-4);box-shadow:0 1px #00000059}.tc-picker-tab-label{display:inline-flex;align-items:center;justify-content:center;gap:5px;font-size:13px;font-weight:600;color:var(--tc-text-secondary)}.tc-picker-tab.is-active .tc-picker-tab-label{color:var(--tc-text)}.tc-picker-tab-detail{font-size:10px;color:var(--tc-text-tertiary);font-variant-numeric:tabular-nums}.tc-picker-scroll{flex:1;min-height:0;overflow-y:auto;-webkit-overflow-scrolling:touch;margin:0 -4px;padding:0 4px 4px}.tc-picker-bubble-inline{margin-top:16px;padding-top:14px;border-top:1px solid var(--tc-hairline)}.tc-picker-bubble-tab{padding:2px 0 4px}.tc-picker-bubble-hint{margin:10px 0 6px;font-size:11px;font-weight:600;color:var(--tc-text-tertiary);text-transform:uppercase;letter-spacing:.05em}.tc-picker-bubble-inline .tc-picker-column-head{margin-bottom:4px}.tc-picker-preview-compact{position:relative;flex-shrink:0;width:64px;height:40px;border-radius:8px;background:var(--tc-surface-3);border:1px solid var(--tc-hairline);overflow:hidden}.tc-picker-preview-hero-label{position:absolute;left:6px;top:5px;font-size:8px;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:var(--tc-text-tertiary)}.tc-picker-preview-hero-pip{position:absolute;right:6px;bottom:5px;background:var(--tc-accent);border:1.5px solid rgba(255,255,255,.9);box-shadow:0 1px 6px #00000059}.tc-picker-option-name--with-icon{display:inline-flex;align-items:center;gap:8px}.tc-picker-bubble-dot{border-radius:999px;background:var(--tc-text-secondary);flex-shrink:0}.tc-picker-option.is-selected .tc-picker-bubble-dot{background:var(--tc-accent)}.tc-bubble-hover-toolbar{z-index:30;pointer-events:auto;animation:tc-bubble-toolbar-in .14s ease-out;padding-bottom:14px;margin-bottom:-14px}@keyframes tc-bubble-toolbar-in{0%{opacity:0;transform:translate(-50%,calc(-100% + 4px))}to{opacity:1;transform:translate(-50%,-100%)}}.tc-bubble-hover-toolbar-inner{display:flex;align-items:center;gap:4px;padding:4px;border-radius:12px;background:#1c1c1eeb;border:1px solid rgba(255,255,255,.12);box-shadow:0 8px 28px #00000073;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.tc-bubble-hover-group{display:flex;align-items:center;gap:2px}.tc-bubble-hover-sep{width:1px;height:20px;margin:0 2px;background:#ffffff24;flex-shrink:0}.tc-bubble-hover-btn{width:32px;height:32px;border:0;border-radius:8px;background:transparent;color:var(--tc-text-secondary);display:grid;place-items:center;cursor:pointer;padding:0;transition:background .12s ease,color .12s ease}.tc-bubble-hover-btn:hover{background:#ffffff14;color:var(--tc-text)}.tc-bubble-hover-btn.is-active{background:#ffd60a33;color:var(--tc-accent)}.tc-bubble-hover-size-dot{border-radius:999px;background:currentColor;display:block}.tc-picker-loading{display:flex;flex-direction:column;align-items:center;gap:12px;padding:32px 16px;font-size:13px;color:var(--tc-text-secondary)}.tc-picker-spinner{width:22px;height:22px;border:2px solid var(--tc-surface-4);border-top-color:var(--tc-accent);border-radius:50%;animation:tc-picker-spin .7s linear infinite}@keyframes tc-picker-spin{to{transform:rotate(360deg)}}.tc-picker-empty{font-size:13px;color:var(--tc-text-secondary);text-align:center;padding:28px 12px;margin:0}.tc-picker-tip{display:flex;gap:10px;align-items:flex-start;padding:12px 14px;margin-bottom:14px;border-radius:var(--tc-r-md);background:var(--tc-accent-glow);border:1px solid rgba(90,200,250,.22);color:var(--tc-text-secondary);font-size:12px;line-height:1.45}.tc-picker-tip strong{color:var(--tc-text);font-weight:600}.tc-picker-tip-em{color:var(--tc-accent);font-weight:500}.tc-picker-video-grid{display:grid;grid-template-columns:1fr auto 1fr;gap:12px;align-items:start}@media(max-width:380px){.tc-picker-video-grid{grid-template-columns:1fr;gap:12px}.tc-picker-swap{justify-self:center;transform:rotate(90deg)}}.tc-picker-swap{align-self:start;margin-top:46px;width:36px;height:36px;flex-shrink:0;z-index:2;display:flex;align-items:center;justify-content:center;border-radius:50%;border:1px solid var(--tc-hairline);background:var(--tc-surface-1);color:var(--tc-text-secondary);cursor:pointer;box-shadow:0 2px 10px #00000059;transition:background .15s ease,color .15s ease,border-color .15s ease,transform .1s ease}.tc-picker-swap:hover{color:var(--tc-accent);border-color:#5ac8fa59;background:var(--tc-accent-glow)}.tc-picker-swap:active{transform:scale(.94)}.tc-picker-column{min-width:0}.tc-picker-column-head{display:flex;align-items:center;gap:10px;margin-bottom:10px}.tc-picker-column-icon{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:10px;background:var(--tc-surface-2);border:1px solid var(--tc-hairline);color:var(--tc-accent)}.tc-picker-column-title{font-size:13px;font-weight:650;letter-spacing:-.01em;margin:0;color:var(--tc-text)}.tc-picker-column-sub{font-size:11px;margin:1px 0 0;color:var(--tc-text-tertiary)}.tc-picker-options{display:flex;flex-direction:column;gap:6px}.tc-picker-option{display:flex;align-items:center;gap:10px;width:100%;text-align:left;padding:10px 12px;border-radius:var(--tc-r-sm);border:1px solid var(--tc-hairline);background:var(--tc-surface-2);cursor:pointer;transition:border-color .15s ease,background .15s ease,transform .1s ease}.tc-picker-option:hover:not(:disabled){border-color:var(--tc-hairline-strong);background:var(--tc-surface-3)}.tc-picker-option:active:not(:disabled){transform:scale(.985)}.tc-picker-option.is-selected{border-color:var(--tc-accent);background:var(--tc-accent-glow);box-shadow:0 0 0 1px #5ac8fa1f}.tc-picker-option.is-disabled{opacity:.42;cursor:not-allowed}.tc-picker-option-radio{flex-shrink:0;width:18px;height:18px;border-radius:50%;border:1.5px solid var(--tc-text-tertiary);display:flex;align-items:center;justify-content:center;color:var(--tc-bg);background:transparent;transition:border-color .15s ease,background .15s ease}.tc-picker-option.is-selected .tc-picker-option-radio{border-color:var(--tc-accent);background:var(--tc-accent)}.tc-picker-option-body{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.tc-picker-option-name{font-size:13px;font-weight:550;color:var(--tc-text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.tc-picker-option-hint{font-size:11px;color:var(--tc-text-tertiary);line-height:1.35}.tc-picker-option.is-auto{min-height:52px;align-items:flex-start}.tc-picker-option.is-auto .tc-picker-option-hint{min-height:2.7em;white-space:normal}.tc-picker-option-badge{flex-shrink:0;font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.04em;padding:3px 6px;border-radius:6px;background:var(--tc-surface-4);color:var(--tc-text-tertiary)}.tc-picker-foot{flex-shrink:0;margin-top:12px;padding:12px 0 calc(16px + env(safe-area-inset-bottom,0));background:var(--tc-surface-1);border-top:1px solid var(--tc-hairline);box-shadow:0 -12px 28px #00000073}.tc-picker-summary{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:6px 8px;margin-bottom:12px;padding:10px 12px;border-radius:var(--tc-r-md);background:var(--tc-surface-2);border:1px solid var(--tc-hairline)}.tc-picker-summary-pill{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:500;color:var(--tc-text-secondary);max-width:100%}.tc-picker-summary-pill svg{flex-shrink:0;opacity:.75;color:var(--tc-accent)}.tc-picker-summary-sep{font-size:11px;color:var(--tc-text-tertiary);-webkit-user-select:none;user-select:none}.tc-picker-apply{width:100%;padding:14px 18px;border:none;border-radius:12px;background:var(--tc-accent);color:#0a0a0c;font-size:15px;font-weight:650;letter-spacing:-.01em;cursor:pointer;transition:opacity .15s ease,transform .1s ease}.tc-picker-apply:hover{opacity:.92}.tc-picker-apply:active{transform:scale(.98)}@keyframes tc-fade-in{0%{opacity:0}to{opacity:1}}@keyframes tc-slide-up{0%{transform:translateY(100%)}to{transform:translateY(0)}}.tc-scroll-x{display:flex;gap:8px;overflow-x:auto;-ms-overflow-style:none;scrollbar-width:none}.tc-scroll-x::-webkit-scrollbar{display:none}