:root{--bg:#f2f2f7;--card:#fff;--text:#1c1c1e;--text-secondary:#6b6b70;--border:#e5e5ea;--accent:#0b84ff;--accent-soft:#e8f2ff;--green:#1fa855;--green-soft:#e6f7ec;--track:#e5e5ea;--danger:#ff3b30;--shadow:0 1px 3px #0000000f;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}@media (prefers-color-scheme:dark){:root{--bg:#000;--card:#1c1c1e;--text:#f2f2f7;--text-secondary:#9a9a9e;--border:#2c2c2e;--accent:#3ba0ff;--accent-soft:#103252;--green:#34c866;--green-soft:#123a24;--track:#3a3a3c;--danger:#ff453a;--shadow:none;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}*{box-sizing:border-box}html,body{background:var(--bg);color:var(--text);-webkit-tap-highlight-color:transparent;width:100%;margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;overflow-x:hidden}#app{min-height:100vh}.app-shell{max-width:480px;min-height:100vh;padding-bottom:env(safe-area-inset-bottom);flex-direction:column;margin:0 auto;display:flex}.app-header{justify-content:space-between;align-items:center;padding:16px 16px 8px;display:flex}.app-header h1{margin:0;font-size:20px;font-weight:700}.lock-btn{cursor:pointer;opacity:.7;background:0 0;border:none;padding:6px;font-size:20px;line-height:1}.lock-btn:hover{opacity:1}#main-content{flex:1;padding:8px 16px 16px}.screen.hidden{display:none}.card{background:var(--card);box-shadow:var(--shadow);border-radius:16px;margin-bottom:12px;padding:16px}.lock-screen{justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.lock-card{text-align:center;width:100%;max-width:320px}.lock-icon{margin-bottom:8px;font-size:40px}.lock-card h1{margin:0 0 6px;font-size:20px;font-weight:700}.lock-subtitle{color:var(--text-secondary);margin:0 0 24px;font-size:14px}.pin-input{text-align:center;letter-spacing:12px;border:1px solid var(--border);background:var(--card);width:100%;color:var(--text);border-radius:14px;margin-bottom:12px;padding:14px 10px 14px 22px;font-size:28px;font-weight:700}.pin-input:focus{border-color:var(--accent);outline:none}.lock-error{color:var(--danger);margin:-4px 0 16px;font-size:13px;font-weight:600}.lock-error.hidden{display:none}.dropzone{text-align:center;border:2px dashed var(--border);cursor:pointer;background:var(--card);border-radius:20px;flex-direction:column;justify-content:center;align-items:center;gap:8px;margin-top:40px;padding:48px 20px;display:flex}.dropzone-icon{font-size:40px}.dropzone-title{margin:0;font-size:17px;font-weight:600}.dropzone-hint{color:var(--text-secondary);max-width:260px;margin:0;font-size:13px}.video-card{flex-direction:column;gap:8px;display:flex}#preview-video{object-fit:contain;background:#000;border-radius:12px;width:100%;max-height:240px}.video-meta{flex-direction:column;gap:2px;display:flex}.video-size{font-size:16px;font-weight:700}.video-detail{color:var(--text-secondary);font-size:13px}.link-btn{color:var(--accent);cursor:pointer;background:0 0;border:none;align-self:flex-start;padding:4px 0;font-size:14px;font-weight:600}.trim-card .setting-row{margin:0 0 14px}.trim-track{background:var(--track);touch-action:none;border-radius:100px;height:36px;position:relative}.trim-range{background:var(--accent-soft);border-top:2px solid var(--accent);border-bottom:2px solid var(--accent);height:100%;position:absolute;top:0}.trim-handle{background:var(--accent);cursor:grab;touch-action:none;border:3px solid #fff;border-radius:50%;width:28px;height:28px;position:absolute;top:50%;transform:translate(-50%,-50%);box-shadow:0 1px 4px #00000059}.trim-handle:active{cursor:grabbing}.trim-times{color:var(--text-secondary);justify-content:space-between;margin-top:8px;font-size:13px;font-weight:600;display:flex}.size-row{flex-wrap:wrap;align-items:baseline;gap:8px;margin-bottom:12px;display:flex}.size-original{color:var(--text-secondary);font-size:16px;text-decoration:line-through}.size-arrow{color:var(--text-secondary)}.size-target{font-size:26px;font-weight:800}.size-badge{background:var(--green-soft);color:var(--green);border-radius:100px;padding:3px 9px;font-size:13px;font-weight:700}input[type=range]{appearance:none;background:var(--track);border-radius:100px;outline:none;width:100%;height:8px;margin:6px 0}input[type=range]::-webkit-slider-thumb{appearance:none;border:1px solid var(--border);cursor:pointer;background:#fff;border-radius:50%;width:24px;height:24px;box-shadow:0 1px 4px #00000040}input[type=range]::-moz-range-thumb{border:1px solid var(--border);cursor:pointer;background:#fff;border-radius:50%;width:24px;height:24px}#main-slider{accent-color:var(--green)}.tabs{background:var(--track);border-radius:12px;margin-bottom:12px;padding:3px;display:flex}.tab{min-width:0;color:var(--text-secondary);cursor:pointer;white-space:nowrap;text-overflow:ellipsis;background:0 0;border:none;border-radius:9px;flex:1;padding:9px 6px;font-size:13px;font-weight:600;overflow:hidden}.tab.active{background:var(--card);color:var(--text);box-shadow:var(--shadow)}.size-input-row{background:var(--card);border-radius:12px;justify-content:space-between;align-items:center;margin-bottom:12px;padding:12px 16px;display:flex}.size-input-row.hidden{display:none}.size-input-row input{text-align:right;border:1px solid var(--border);background:var(--bg);width:90px;color:var(--text);border-radius:8px;padding:6px 8px;font-size:16px;font-weight:700}.presets{grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;margin-bottom:12px;display:grid}.preset-btn{background:var(--card);border:2px solid var(--border);min-width:0;color:var(--text);cursor:pointer;text-align:center;overflow-wrap:break-word;-webkit-hyphens:auto;hyphens:auto;border-radius:12px;flex-direction:column;align-items:center;gap:4px;padding:10px 2px;font-size:11px;font-weight:700;display:flex}.preset-btn span{color:var(--text-secondary);overflow-wrap:break-word;font-size:10px;font-weight:500}.preset-btn.active{border-color:var(--accent);background:var(--accent-soft);color:var(--accent)}.preset-btn.active span{color:var(--accent)}.passes-title{margin-bottom:10px;font-size:15px;font-weight:700}.segmented{background:var(--track);border-radius:10px;padding:3px;display:flex}.seg-btn{min-width:0;color:var(--text-secondary);cursor:pointer;white-space:nowrap;background:0 0;border:none;border-radius:8px;flex:1;padding:9px 6px;font-size:13px;font-weight:600}.seg-btn.active{background:var(--card);color:var(--accent);box-shadow:var(--shadow)}.passes-hint{color:var(--text-secondary);margin:10px 0 0;font-size:12px;line-height:1.4}.advanced-toggle{background:var(--card);width:100%;color:var(--text);cursor:pointer;border:none;border-radius:12px;justify-content:space-between;align-items:center;margin-bottom:12px;padding:14px 16px;font-size:14px;font-weight:600;display:flex}.advanced-panel.hidden{display:none}.setting-row{justify-content:space-between;align-items:center;margin:14px 0 6px;font-size:14px;font-weight:600;display:flex}.setting-row:first-child{margin-top:0}.setting-row span#resolution-value{color:var(--text-secondary);font-weight:500}.chip-row{flex-wrap:wrap;gap:6px;margin-bottom:4px;display:flex}.chip-row button{border:1px solid var(--border);background:var(--bg);color:var(--text);cursor:pointer;border-radius:100px;padding:6px 12px;font-size:13px;font-weight:600}.chip-row button.active{background:var(--accent);border-color:var(--accent);color:#fff}.toggle-row{margin-top:18px}.switch{width:46px;height:28px;display:inline-block;position:relative}.switch input{opacity:0;width:0;height:0}.switch-track{background:var(--track);border-radius:100px;transition:background .15s;position:absolute;inset:0}.switch-track:before{content:"";background:#fff;border-radius:50%;width:24px;height:24px;transition:transform .15s;position:absolute;top:2px;left:2px;box-shadow:0 1px 3px #0000004d}.switch input:checked+.switch-track{background:var(--green)}.switch input:checked+.switch-track:before{transform:translate(18px)}#fps-select{border:1px solid var(--border);background:var(--bg);color:var(--text);border-radius:8px;padding:6px 10px;font-size:14px;font-weight:600}.format-note{color:var(--text-secondary);margin:16px 0 0;font-size:12px;line-height:1.4}.progress-card{text-align:center;margin-top:40px;padding:32px 20px}.progress-label{margin:0 0 20px;font-size:16px;font-weight:700}.progress-bar-track{background:var(--track);border-radius:100px;width:100%;height:10px;overflow:hidden}.progress-bar-fill{background:var(--accent);border-radius:100px;width:0%;height:100%;transition:width .2s}.progress-percent{margin:12px 0 0;font-size:22px;font-weight:800}.progress-hint{color:var(--text-secondary);margin:20px 0 0;font-size:12px}.cancel-btn{color:var(--danger);margin-top:18px;font-size:15px}.result-card{flex-direction:column;gap:12px;margin-top:16px;display:flex}#result-video{background:#000;border-radius:12px;width:100%;max-height:320px}.primary-btn{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:14px;width:100%;padding:15px;font-size:16px;font-weight:700}.primary-btn:disabled{opacity:.5;cursor:not-allowed}.secondary-btn{border:2px solid var(--accent);color:var(--accent);cursor:pointer;background:0 0;border-radius:14px;width:100%;padding:13px;font-size:16px;font-weight:700}.hidden{display:none}.bottom-bar{padding:12px 16px calc(12px + env(safe-area-inset-bottom));background:linear-gradient(to top, var(--bg) 60%, transparent);position:sticky;bottom:0}.bottom-bar.hidden{display:none}.error-banner{color:var(--danger);background:#ffe5e3;border-radius:12px;margin-top:12px;padding:12px 16px;font-size:13px;font-weight:600}.error-banner.hidden{display:none}@media (prefers-color-scheme:dark){.error-banner{background:#3a1210}}