@font-face{font-family:YuMeew Jason Handwriting Rounded;src:url(./fonts/jason-handwriting-rounded.ttf)format("truetype");font-style:normal;font-weight:400;font-display:swap}@font-face{font-family:YuMeew Bakudai;src:url(./fonts/bakudai-regular.woff2)format("woff2");font-style:normal;font-weight:400;font-display:swap}:root{color-scheme:dark;--primary:#c5fa75;--background:#111416;--foreground:#edf0f3;--card:#1b2024;--surface:#252b30;--muted:#a9b3bd;--border:#46505a;--on-primary:#111820;--primary-text:var(--primary);--error:#ff7d87;--error-surface:#361c24;--error-text:#ffb6bd;--tint:color-mix(in srgb, var(--primary) 9%, var(--card));--hover:color-mix(in srgb, var(--primary) 16%, var(--card));--tint-border:color-mix(in srgb, var(--primary) 45%, var(--border))}:root[data-mode=light]{color-scheme:light;--background:#f3f5f8;--foreground:#182230;--card:#fff;--surface:#edf1f5;--muted:#536172;--border:#b7c2ce;--on-primary:#fff;--error:#c42d40;--error-surface:#fff0f2;--error-text:#a51e32}*{box-sizing:border-box}body{background:var(--background);color:var(--foreground);margin:0;font-family:Arial,Noto Sans TC,sans-serif;font-size:16px}.feature-loading{z-index:100000;background:radial-gradient(circle at 50% 46%, color-mix(in srgb, var(--primary) 18%, transparent) 0, transparent 38%), color-mix(in srgb, var(--background) 96%, var(--primary) 4%);backdrop-filter:blur(12px);opacity:1;visibility:visible;place-items:center;transition:opacity .28s,visibility .28s;display:grid;position:fixed;inset:0}.feature-loading.is-complete{opacity:0;visibility:hidden;pointer-events:none}.feature-loading-card{min-width:250px;color:var(--foreground);background:linear-gradient(145deg, color-mix(in srgb, var(--primary) 10%, var(--card)), var(--card) 68%);border:1px solid var(--tint-border);box-shadow:0 24px 70px color-mix(in srgb, var(--primary) 16%, #00000052);border-radius:18px;justify-items:center;gap:9px;padding:30px 36px;display:grid}.feature-loading-card strong{color:var(--primary-text);letter-spacing:.08em;font-size:17px}.feature-loading-card small{color:var(--muted);font-size:12px}.feature-loading-spinner{border:3px solid color-mix(in srgb, var(--primary) 20%, var(--border));border-top-color:var(--primary);border-radius:50%;width:36px;height:36px;margin-bottom:5px;animation:.75s linear infinite feature-loading-spin}@keyframes feature-loading-spin{to{transform:rotate(360deg)}}@media (prefers-reduced-motion:reduce){.feature-loading-spinner{animation-duration:1.5s}.feature-loading{transition:none}}.app-update-notice{z-index:99999;box-sizing:border-box;border:1px solid var(--primary);background:linear-gradient(135deg, color-mix(in srgb, var(--primary) 15%, var(--card)), var(--card));width:min(420px,100vw - 48px);color:var(--foreground);border-radius:14px;gap:16px;padding:18px;display:grid;position:fixed;bottom:24px;right:24px;box-shadow:0 18px 48px #00000047}.app-update-notice>div:first-child{gap:6px;display:grid}.app-update-notice strong{color:var(--primary-text);font-size:16px}.app-update-notice span{color:var(--muted);font-size:12px;line-height:1.6}.app-update-actions{justify-content:flex-end;gap:10px;display:flex}.app-update-actions button{border:1px solid var(--primary);min-height:36px;color:var(--primary-text);font:inherit;cursor:pointer;background:0 0;border-radius:8px;padding:0 14px;font-size:13px;font-weight:800}.app-update-actions .app-update-now{background:var(--primary);color:var(--on-primary)}.app-update-actions button:hover{background:var(--hover);color:var(--primary-text)}.app-update-actions button:disabled{cursor:wait}button{cursor:pointer;transition:background .2s,border-color .2s}button:disabled{opacity:.45;cursor:not-allowed}button:focus-visible,a:focus-visible{outline:2px solid var(--primary);outline-offset:4px}header{border-bottom:1px solid var(--border);align-items:center;gap:30px;height:82px;padding:0 3.2%;display:flex}.brand{color:inherit;letter-spacing:-1px;align-items:center;gap:10px;font-size:24px;font-weight:750;text-decoration:none;display:flex}.brand-icon{background:var(--primary);width:37px;height:37px;color:var(--on-primary);border-radius:11px;place-items:center;display:grid}.brand-sub{letter-spacing:2px;color:var(--muted);border-left:1px solid var(--border);margin-left:12px;padding-left:20px;font-size:11px}.header-note{color:var(--muted);margin:auto;font-size:14px}.local{color:var(--muted);align-items:center;gap:8px;font-size:13px;display:flex}i{background:var(--primary);border-radius:50%;width:6px;height:6px;display:inline-block}main{max-width:1560px;margin:auto;padding:39px 3.2% 20px}.heading{justify-content:space-between;align-items:end;margin-bottom:32px;display:flex}.eyebrow{letter-spacing:2px;color:var(--muted);margin-bottom:10px;font-size:11px}h1{letter-spacing:-1px;margin:0 0 10px;font-size:34px;font-weight:650}h1 span{color:var(--primary)}.heading p{color:var(--muted);margin:0;font-size:14px}.step{color:var(--foreground);padding-bottom:6px;font-size:12px}.step span{color:var(--muted);padding:0 12px}.workspace{grid-template-columns:235px minmax(300px,1fr) 260px;align-items:start;gap:22px;display:grid}.panel{border:1px solid var(--border);background:var(--card);border-radius:13px;padding:23px 20px}.section-title{align-items:center;gap:10px;display:flex}.section-title>span{color:var(--muted);font-family:monospace;font-size:12px}.section-title h2{margin:0;font-size:16px;font-weight:600}.field-label{color:var(--foreground);justify-content:space-between;margin:25px 0 12px;font-size:14px;display:flex}.field-label 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p{font-size:12px;line-height:1.9}.preview-top{color:var(--muted);justify-content:space-between;align-items:start;height:33px;font-size:12px;display:flex}.preview-top i{margin-right:6px}.separator{color:var(--muted);margin:0 8px}.canvas-wrap{border:1px solid var(--border);aspect-ratio:16/9;cursor:zoom-in;background:#0b0f0c;border-radius:12px;position:relative;overflow:hidden}.canvas-wrap canvas{width:100%;height:100%;display:block}.canvas-wrap:focus-visible{outline:2px solid var(--primary);outline-offset:4px}.fullscreen-hint{color:#fff;opacity:0;pointer-events:none;background:#0000009e;border:1px solid #ffffff3d;border-radius:7px;padding:6px 9px;font-size:11px;transition:opacity .15s;position:absolute;bottom:10px;right:10px}.canvas-wrap:hover .fullscreen-hint,.canvas-wrap:focus-visible .fullscreen-hint,.canvas-wrap.is-fullscreen .fullscreen-hint{opacity:1}.canvas-wrap:fullscreen,.canvas-wrap.is-fullscreen{aspect-ratio:auto;cursor:zoom-out;background:#000;border:0;border-radius:0;height:100vh;width:100vw!important;margin:0!important}.canvas-wrap:fullscreen canvas,.canvas-wrap.is-fullscreen canvas{object-fit:contain;width:100%;height:100%}.transport{border-bottom:1px solid var(--border);align-items:center;gap:14px;padding:19px 0 26px;display:flex}.play{background:var(--primary);color:var(--on-primary);border:0;border-radius:50%;flex-shrink:0;place-items:center;width:34px;height:34px;display:grid}.time{font-family:monospace;font-size:12px}.muted{color:var(--muted)}.icon-button{color:var(--muted);background:0 0;border:0}.restart-button{letter-spacing:-2px;width:38px;height:32px;padding:0;font-size:12px}.restart-button:hover{color:var(--foreground)}.loop-button{border:1px solid #0000;border-radius:7px;width:32px;height:32px;font-size:18px}.loop-button:hover{border-color:var(--border);background:var(--surface)}.loop-button.active{border-color:var(--primary);background:var(--tint);color:var(--primary-text)}.styles-heading{justify-content:space-between;align-items:center;margin:16px 0 10px;display:flex}.styles-heading>span{color:var(--muted);font-size:12px}.styles{grid-template-columns:repeat(auto-fill,76px);gap:8px;display:grid}.style-card{background:var(--surface);border:1px solid var(--border);text-align:center;width:76px;height:76px;color:var(--muted);border-radius:8px;flex-direction:column;justify-content:center;align-items:center;gap:4px;padding:6px 3px;display:flex;position:relative}.style-card svg{flex-shrink:0;width:52px;height:32px}.style-card>span{color:var(--muted);font-size:12px}.style-card.selected{border-color:var(--primary);background:var(--tint);color:var(--primary)}.style-card.selected>span{color:var(--primary-text)}.style-card svg.check{width:13px;height:13px;position:absolute;top:3px;right:3px}.range-label{color:var(--foreground);justify-content:space-between;margin:25px 0 17px;font-size:14px;display:flex}.range-label span{color:var(--muted);font-size:12px}.export-section{border-top:1px solid var(--border);margin-top:29px;padding-top:24px}.settings>.export-section:first-child{border-top:0;margin-top:0;padding-top:0}.assets details.export-section{border-top:0;margin-top:4px;padding-top:0}.identity-settings>summary,.screen-settings>summary{cursor:pointer;color:var(--foreground);padding:4px 0;font-size:16px;font-weight:600}.identity-settings>summary::marker,.screen-settings>summary::marker{color:var(--primary-text)}.identity-settings>summary:focus-visible,.screen-settings>summary:focus-visible{outline:2px solid var(--primary);outline-offset:4px;border-radius:4px}.setting-select{width:100%;background:var(--surface)!important;height:39px!important}.format-row{color:var(--muted);justify-content:space-between;margin:22px 0;font-size:12px;display:flex}.format-row strong{color:var(--foreground);font-size:12px;font-weight:500}.format-row strong span{color:var(--muted);margin-left:6px;font-size:10px}.export-button{background:var(--primary);width:100%;color:var(--on-primary);border:0;border-radius:8px;justify-content:center;align-items:center;gap:10px;height:44px;font-size:14px;font-weight:650;display:flex}.export-note{color:var(--muted);text-align:center;margin:12px 0 0;font-size:11px;line-height:1.7}.text-button{color:var(--primary);background:0 0;border:0;padding:9px 0;font-size:12px}.subtitle-editor-link{border:1px solid var(--tint-border);background:var(--tint);width:100%;color:var(--primary-text);border-radius:8px;justify-content:center;margin-top:8px;padding:10px 12px;font-size:13px;font-weight:600;text-decoration:none;display:flex}.subtitle-editor-link:hover{background:var(--hover);border-color:var(--primary)}.message{background:var(--tint);border:1px solid var(--tint-border);border-radius:8px;justify-content:space-between;margin-top:22px;padding:15px;font-size:14px;display:flex}.message button{color:inherit;background:0 0;border:0;font-size:20px}footer{color:var(--muted);letter-spacing:1px;justify-content:space-between;margin-top:30px;font-size:10px;display:flex}progress{width:100%;height:6px;accent-color:var(--primary);margin-top:14px}[hidden]{display:none!important}button,input,select{font:inherit}button{color:inherit}input[type=range]{accent-color:var(--primary);cursor:pointer;width:100%;height:18px;margin:0}input:disabled,select:disabled{opacity:.45;cursor:not-allowed}select{border:1px solid var(--border);color:var(--foreground);color-scheme:normal;border-radius:8px;padding:0 10px}select:focus-visible,input:focus-visible{outline:2px solid var(--primary);outline-offset:4px}.style-card .check{color:var(--primary);position:absolute;bottom:12px;right:10px}.range-label output{color:var(--muted);font-size:12px}.upload-icon{font-size:16px}.image-upload>span[aria-hidden]{font-size:14px}.heading p{max-width:650px;line-height:1.7}.settings>input{align-self:center}.upload.load-error,.upload.load-error:hover{border:1px solid var(--error);box-shadow:0 0 0 1px var(--error);background:var(--error-surface)}.upload .file-error{color:var(--error-text);overflow-wrap:anywhere;font-size:14px;line-height:1.5}.color-picker{align-items:center;gap:12px;display:flex}.color-picker input[type=color]{background:var(--surface);border:1px solid var(--border);cursor:pointer;border-radius:8px;flex:0 0 52px;width:52px;height:44px;padding:3px}.color-picker input[type=color]::-webkit-color-swatch-wrapper{padding:0}.color-picker input[type=color]::-webkit-color-swatch{border:0;border-radius:4px}.color-picker input[type=color]::-moz-color-swatch{border:0;border-radius:4px}.color-picker output{color:var(--foreground);font:14px monospace;display:block}.color-picker span{color:var(--muted);margin-top:5px;font-size:12px;display:block}header{flex-wrap:wrap;gap:16px 24px;height:auto;min-height:82px;padding-top:16px;padding-bottom:16px}.style-card:hover{background:var(--hover);border-color:var(--primary)}.position-controls{grid-column:1;min-width:0}.position-help{color:var(--muted);margin:12px 0 0;font-size:12px;line-height:1.7}.aspect-control{grid-column:1/-1;min-width:0}.canvas-wrap.portrait{aspect-ratio:9/16;width:min(100%,360px);margin-inline:auto}.assets>.aspect-control{border-bottom:1px solid var(--border);padding-bottom:8px}.song-details{grid-column:1/-1;min-width:0}.volume-control .range-label{margin:14px 0 10px}.text-input{border:1px solid var(--border);background:var(--surface);width:100%;min-width:0;height:40px;color:var(--foreground);border-radius:8px;padding:8px 10px;font-size:14px}.text-input::placeholder{color:var(--muted)}.text-input:disabled{opacity:.45}.reset-settings{border:1px solid var(--border);background:var(--surface);color:var(--foreground);border-radius:8px;flex-shrink:0;padding:9px 12px;font-size:14px}.reset-settings:hover{border-color:var(--error);color:var(--error-text)}.reset-dialog{border:1px solid var(--border);background:var(--card);width:min(440px,100vw - 40px);max-height:calc(100dvh - 40px);color:var(--foreground);border-radius:14px;margin:auto;padding:26px;overflow:auto;box-shadow:0 24px 80px #0006}.reset-dialog::backdrop{background:#0009}.reset-dialog h2{margin:0 0 14px;font-size:22px}.reset-dialog p{color:var(--muted);margin:0;font-size:16px;line-height:1.8}.dialog-actions{flex-wrap:wrap;justify-content:flex-end;gap:12px;margin-top:24px;display:flex}.dialog-confirm{border:1px solid var(--primary);color:var(--primary-text);font:inherit;cursor:pointer;background:0 0;border-radius:8px;padding:9px 16px;font-size:14px;font-weight:700}.dialog-confirm:hover{background:var(--tint)}.dialog-confirm:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.reset-confirm{border:1px solid var(--error);color:var(--error-text);font:inherit;cursor:pointer;background:0 0;border-radius:8px;padding:9px 16px;font-size:14px;font-weight:700}.reset-confirm:hover{background:var(--error-surface)}.reset-confirm:focus-visible{outline:2px solid var(--error);outline-offset:2px}.center{align-self:start;min-width:0;position:sticky;top:16px}.preview-dock{z-index:2;background:var(--background);padding-top:4px;position:relative}.preview-dock .canvas-wrap{width:min(100%,1.77778*max(80px,min(55dvh,100dvh - 360px)));margin-inline:auto}.preview-dock .canvas-wrap.portrait{width:min(100%,360px,max(80px,min(55dvh,100dvh - 360px))/1.77778)}.preview-dock .transport{margin-bottom:0}.right-rhythm-section>summary{cursor:pointer;margin:0;list-style:none}.right-rhythm-section>summary::-webkit-details-marker{display:none}.right-rhythm-section[open]>summary{margin-bottom:12px}.right-rhythm-section .collapse-chevron{color:var(--primary-text);margin-left:-3px;font-size:20px;line-height:1;transition:transform .18s;display:inline-block;transform:translateY(-2px)}.right-rhythm-section[open] .collapse-chevron{transform:translateY(2px)rotate(180deg)}.right-rhythm-section>summary:focus-visible{outline:2px solid var(--primary);outline-offset:4px;border-radius:4px}.settings .styles{grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}.settings .style-card{gap:2px;width:100%;height:68px;padding:4px 2px}.settings .style-card svg{width:44px;height:27px}.settings .style-card>span{font-size:11px}body{min-width:1280px}header{flex-wrap:nowrap}.header-note{display:none}.workspace{grid-template-columns:235px minmax(400px,1fr) 260px}.song-settings{border-top:0;margin-top:4px;padding-top:0}.song-settings>summary{cursor:pointer;color:var(--foreground);padding:4px 0;font-size:16px;font-weight:600}.song-settings>summary::marker{color:var(--primary-text)}.song-settings>summary:focus-visible{outline:2px solid var(--primary);outline-offset:4px;border-radius:4px}.assets details[open]>summary+.field-label{margin-top:14px}.upload strong{min-width:0}.upload small,.upload .filetype,.upload .file-error{grid-column:1/-1}.upload small{line-height:1.4}.seek-area{flex:1;min-width:0}.trim-markers{margin-top:2px}.trim-track{background:var(--border);border-radius:4px;height:20px;margin:8px 10px 0;position:relative}#trim-selection{background:var(--primary);box-sizing:border-box;height:100%;position:absolute}.trim-drag-body{cursor:grab;touch-action:none;background:0 0;border:0;width:100%;position:absolute;inset:0}.trim-drag-body:active{cursor:grabbing}.trim-handle{z-index:1;border:2px solid var(--primary-text);background:var(--surface);cursor:ew-resize;touch-action:none;border-radius:3px;width:12px;height:26px;padding:0;position:absolute;top:-3px}.trim-handle.start{left:-10px}.trim-handle.end{right:-10px}.trim-track button:focus-visible{outline:2px solid var(--foreground);outline-offset:3px}.trim-drag-hint{color:var(--muted);margin:6px 0 0;font-size:11px}.trim-marker-labels{color:var(--muted);font-variant-numeric:tabular-nums;justify-content:space-between;gap:8px;margin-top:6px;font-size:11px;display:flex}#trim-selection-duration{background:var(--primary);color:var(--on-primary);font-variant-numeric:tabular-nums;white-space:nowrap;pointer-events:none;border-radius:3px;padding:1px 4px;font-size:11px;font-weight:600;line-height:16px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.github-link{color:var(--muted);flex-shrink:0;padding:8px 0;font-size:14px;text-decoration:none}.github-link:hover{color:var(--primary-text);text-decoration:underline}.github-link:focus-visible{outline:2px solid var(--primary);outline-offset:4px;border-radius:3px}.settings-link{color:var(--foreground);flex-shrink:0;font-size:14px;font-weight:650;text-decoration:none}.settings-link:hover{color:var(--primary-text)}.header-actions{flex:none;align-items:center;gap:20px;margin-left:auto;display:flex}.header-actions .member-widget{margin-left:0}.coffee-link{flex-shrink:0;align-items:center;line-height:0;display:inline-flex}.coffee-link img{border-radius:8px;width:auto;height:40px;display:block}.coffee-link:focus-visible{outline:2px solid var(--primary);outline-offset:4px;border-radius:8px}.member-widget{border:1px solid var(--border);background:var(--surface);min-height:44px;color:var(--foreground);border-radius:24px;flex:none;align-items:center;gap:10px;margin-left:auto;padding:5px 6px 5px 12px;text-decoration:none;display:flex}.member-widget:hover{border-color:var(--primary);background:var(--hover)}.member-widget-balance{text-align:right;min-width:58px;display:grid}.member-widget-balance small{color:var(--muted);letter-spacing:.7px;font-size:9px}.member-widget-balance strong{max-width:88px;color:var(--primary-text);font-variant-numeric:tabular-nums;text-overflow:ellipsis;white-space:nowrap;font-size:13px;overflow:hidden}.member-widget-avatar{border:1px solid var(--primary);background:var(--tint);width:32px;height:32px;color:var(--primary-text);border-radius:50%;flex:0 0 32px;place-items:center;font-size:12px;font-weight:800;display:grid;overflow:hidden}.member-widget-avatar img{object-fit:cover;width:100%;height:100%}.tool-link{border:1px solid var(--primary);background:var(--tint);color:var(--primary-text);border-radius:8px;flex-shrink:0;padding:8px 13px;font-size:14px;font-weight:650;text-decoration:none}.tool-link:hover{background:var(--hover)}.tools-menu{flex-shrink:0;position:relative}.tools-menu summary{border:1px solid var(--primary);background:var(--tint);min-height:36px;color:var(--primary-text);cursor:pointer;border-radius:8px;align-items:center;gap:8px;padding:8px 13px;font-size:14px;font-weight:650;list-style:none;transition:background .2s,box-shadow .2s;display:flex}.tools-menu summary::-webkit-details-marker{display:none}.tools-menu summary:hover,.tools-menu[open] summary{background:var(--hover)}.tools-menu[open] summary{box-shadow:0 0 0 2px color-mix(in srgb, var(--primary) 18%, transparent)}.tools-menu summary span{font-size:17px;line-height:1;transition:transform .2s}.tools-menu[open] summary span{transform:rotate(180deg)}.tools-menu summary:focus-visible{outline:2px solid var(--primary);outline-offset:4px}.tools-menu-panel{z-index:50;border:1px solid var(--tint-border);background:color-mix(in srgb, var(--card) 96%, transparent);width:280px;box-shadow:0 18px 50px #0000006b, inset 0 1px color-mix(in srgb, var(--primary) 16%, transparent);border-radius:14px;padding:8px;position:absolute;top:calc(100% + 12px);right:0}.tools-menu-panel:before{content:"";border-top:1px solid var(--tint-border);border-left:1px solid var(--tint-border);background:var(--card);width:9px;height:9px;position:absolute;top:-5px;right:24px;transform:rotate(45deg)}.tools-menu-panel a{color:var(--foreground);border:1px solid #0000;border-radius:9px;grid-template-columns:38px 1fr;align-items:center;gap:11px;padding:12px;text-decoration:none;display:grid;position:relative}.tools-menu-panel a+a{margin-top:3px}.tools-menu-panel a:hover,.tools-menu-panel a:focus-visible{border-color:var(--tint-border);background:var(--hover)}.tools-menu-panel a:focus-visible{outline:2px solid var(--primary);outline-offset:-2px}.tools-menu-index{border:1px solid var(--primary);background:var(--tint);width:38px;height:38px;color:var(--primary-text);letter-spacing:1px;border-radius:10px;place-items:center;font:700 11px/1 Arial,sans-serif;display:grid}.tools-menu-panel strong{color:var(--primary-text);font-size:14px;display:block}.tools-menu-panel small{color:var(--muted);margin-top:4px;font-size:11px;display:block}