:root{color-scheme:dark;--bg:#101518;--panel:#192025;--edge:#303a40;--text:#edf4f1;--muted:#9dacb0;--accent:#a4e0c0;--danger:#f6a6a6}*{box-sizing:border-box}[hidden]{display:none!important}body{margin:0;background:var(--bg);color:var(--text);font:14px/1.6 system-ui,"Microsoft YaHei",sans-serif}button,input,select{font:inherit}button,a,input,select{touch-action:manipulation}button{cursor:pointer}button:disabled{opacity:.45;cursor:not-allowed}button:focus-visible,input:focus-visible,select:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:3px}button,a{transition:background .15s,border-color .15s}button:hover:not(:disabled){border-color:var(--accent)}.shell{max-width:1320px;padding:24px 32px;margin:auto}.topbar,.brand,.section-title,.preview-heading,.intro,.inline-actions,.transport,footer{display:flex;align-items:center;justify-content:space-between;gap:14px}.topbar{padding-bottom:20px;border-bottom:1px solid var(--edge)}.brand{justify-content:flex-start}.brand-mark{font:25px/1 Georgia,serif;border:1px solid #40514a;border-radius:9px;padding:10px;position:relative}.brand-mark>span{font:13px system-ui;position:absolute;right:2px;bottom:0;color:var(--accent)}.brand strong{font-size:15px}.brand small{display:block;font:9px/1.9 ui-monospace,monospace;letter-spacing:1.5px;color:var(--muted)}.local-badge{font-size:12px;color:var(--accent)}.local-badge i,.live-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--accent);margin-right:8px}.intro{padding:27px 0 25px}.eyebrow{font:10px ui-monospace,monospace;color:var(--accent);letter-spacing:2px}h1{font-size:30px;font-weight:650;letter-spacing:-.8px;margin:7px 0}h1 span{font-size:11px;letter-spacing:0;vertical-align:middle;margin-left:12px;color:var(--muted);border:1px solid var(--edge);border-radius:5px;padding:3px 7px}p{margin:0}.intro p{color:var(--muted);font-size:13px}.quiet,.small{background:transparent;color:var(--text);border:1px solid var(--edge);border-radius:6px;padding:8px 12px;font-size:12px;text-decoration:none;white-space:nowrap}.workspace{display:grid;grid-template-columns:410px minmax(0,1fr);gap:22px;align-items:start}.control-stack{display:grid;gap:14px}.panel{background:var(--panel);border:1px solid var(--edge);border-radius:10px;padding:19px}.section-title{margin-bottom:14px}.section-title h2{font-size:13px;font-weight:650;margin:0}.section-title h2>span{font:10px ui-monospace,monospace;color:var(--accent);margin-right:8px}.muted,.hint{color:var(--muted);font-size:11px}.field{display:grid;gap:6px;color:#c8d2d3;font-size:12px}.field input,.field select{width:100%;min-width:0;background:#11191d;color:var(--text);border:1px solid var(--edge);border-radius:6px;padding:9px 10px;outline-offset:2px}.field input#text{font:20px/1.5 "Segoe Print",sans-serif;letter-spacing:3px;height:49px}.two{display:grid;grid-template-columns:1fr 1fr;gap:11px;margin-top:12px}.font-upload{align-self:end;display:flex;align-items:center;justify-content:center;gap:8px;height:39px;cursor:pointer;border:1px dashed #4a595f;border-radius:6px;font-size:12px;color:var(--accent)}.font-upload span{font-size:10px;color:var(--muted)}.media-box{display:flex;align-items:center;gap:10px;margin-top:15px;padding:12px 10px;background:#121a1f;border:1px solid var(--edge);border-radius:8px}.media-box.drag{border-color:var(--accent)}.media-icon{color:var(--accent);font-size:25px}.media-box>div:nth-child(2){min-width:0;flex:1}.media-box strong{font-weight:500;font-size:12px;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:205px}.media-box small{display:block;font-size:10px;color:var(--muted)}.media-box .small{font-size:11px;padding:6px 8px}.inline-actions{justify-content:flex-start;gap:12px;margin-top:6px}.inline-actions .hint{margin-left:auto;font-size:10px}.link-button{color:var(--accent);background:none;border:0;padding:3px 0;font-size:11px}.presets{display:flex;gap:7px;margin-bottom:15px}.presets button{flex:1;font-size:11px;padding:7px 5px;border:1px solid var(--edge);background:#121a1e;color:var(--muted);border-radius:5px}.presets .selected{background:#21372e;border-color:#5c8f76;color:#c4f2d9}.sliders{display:grid;grid-template-columns:1fr 1fr;gap:13px 19px}.range-field{display:grid;grid-template-columns:1fr auto;gap:6px;font-size:11px;color:#c8d2d3}.range-field output{font:11px/1.6 ui-monospace,monospace;color:var(--accent)}input[type=range]{width:100%;margin:4px 0;accent-color:var(--accent);height:14px;cursor:pointer}.range-field input{grid-column:1/-1}input[type=checkbox]{accent-color:var(--accent);margin:0 6px 0 0}.check-row{display:flex;justify-content:space-between;margin:15px 0;font-size:11px;color:#c4ced1}.check-row label,.preview-options label{display:flex;align-items:center;cursor:pointer}.compact{grid-template-columns:65px 1fr;align-items:center}.preview-column{position:sticky;top:20px;display:grid;gap:13px;min-width:0}.preview-panel{background:#151c20;border:1px solid var(--edge);border-radius:10px;overflow:hidden}.preview-heading{padding:14px 19px;font-size:11px;border-bottom:1px solid var(--edge)}.preview-heading strong{font-size:12px;font-weight:550}.preview-heading small{font:10px ui-monospace,monospace;color:var(--muted);margin-left:14px}.preview-heading>span{color:var(--accent);font-size:11px}.stage{display:flex;justify-content:center;align-items:center;padding:18px;background:radial-gradient(ellipse at center,#202c30 0%,#10171b 85%);min-height:360px}.canvas-wrap{position:relative;line-height:0;max-width:100%}canvas#preview{display:block;width:auto;height:min(52vh,540px);max-width:100%;object-fit:contain;touch-action:none;cursor:grab;box-shadow:0 10px 35px #0005}canvas#preview:active{cursor:grabbing}.text-handle{position:absolute;border:1px dashed #a4e0c090;pointer-events:none;opacity:0;line-height:1;transition:opacity .15s}.canvas-wrap:hover .text-handle,.canvas-wrap.locating .text-handle,.canvas-wrap.dragging .text-handle{opacity:1}.text-handle span{position:absolute;top:-18px;left:0;font-size:9px;line-height:1;padding:3px 4px;background:#1a3229;color:var(--accent);white-space:nowrap}#preview-badge{position:absolute;bottom:8px;left:50%;transform:translateX(-50%);font-size:10px;background:#244735ee;border:1px solid #57866d;color:#d0f9e2;line-height:1.5;padding:3px 7px;white-space:nowrap;border-radius:4px;pointer-events:none}.transport{padding:9px 14px;border-top:1px solid #29353b;gap:12px}.transport button{border:0;background:none;color:#dfebe5;width:28px;height:30px;font-size:17px;padding:0}.transport output{font:10px ui-monospace,monospace;color:var(--muted);white-space:nowrap}.transport input{flex:1;min-width:25px}.preview-options{display:flex;align-items:center;gap:17px;padding:0 19px 14px;font-size:10px;color:var(--muted)}.preview-options>span{margin-left:auto}.export-panel{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:15px;padding:18px 20px;background:var(--panel);border:1px solid var(--edge);border-radius:10px}.export-panel h2{font-size:14px;margin:0 0 4px;font-weight:600}.export-panel p{font-size:11px;color:var(--muted);line-height:1.8}.primary{background:var(--accent);color:#10281e;border:1px solid var(--accent);border-radius:7px;padding:12px 23px;font-size:13px;font-weight:650}.primary span{margin-left:14px}.primary:hover:not(:disabled){background:#c3f2d7}.export-progress{width:100%}.export-progress>div{display:flex;justify-content:space-between;font-size:11px;margin-bottom:5px}progress{width:100%;height:5px;accent-color:var(--accent);display:block}.download-panel{width:100%;border-top:1px solid var(--edge);padding-top:14px;display:flex;flex-wrap:wrap;align-items:center;gap:10px}.download-panel>span{font-size:10px;color:var(--muted)}.download-panel p{word-break:break-all;width:100%;font-size:10px}.download-panel video{width:100%;max-height:420px;background:#000}.status{font-size:12px;color:var(--accent);line-height:1.6;min-height:20px}.status.error{color:var(--danger)}.footnote{font-size:10px;color:#829298;line-height:1.8}footer{border-top:1px solid var(--edge);margin-top:28px;padding:18px 0 3px;color:#7e9094;font-size:10px}footer>span:first-child{letter-spacing:1px}
@media(min-width:1450px){canvas#preview{height:min(58vh,610px)}}@media(max-width:980px){.workspace{grid-template-columns:340px minmax(0,1fr);gap:16px}.shell{padding:20px}.panel{padding:15px}.preview-options{flex-wrap:wrap;gap:10px}.preview-options>span{width:100%;margin-left:0}.media-box strong{max-width:145px}.hint{display:none}.sliders{gap:12px}.preview-heading small{display:block;margin-left:15px;margin-top:3px}.export-panel{padding:14px}.primary{padding:10px 12px}}@media(max-width:760px){.shell{padding:17px 14px}.brand small{display:none}.local-badge{font-size:10px}.intro{align-items:flex-start;padding:23px 0}.intro h1{font-size:27px}.intro p{max-width:260px;font-size:11px}.quiet{font-size:10px;padding:7px}.workspace{display:flex;flex-direction:column}.preview-column{position:static;width:100%;order:-1}.control-stack{width:100%}.stage{min-height:200px;padding:13px}canvas#preview{height:46vh;max-height:530px}.preview-heading small{display:inline;margin-left:9px}.preview-options>span{width:auto;margin-left:auto}.media-box strong{max-width:200px}.sliders{gap:18px}.export-panel p{font-size:10px}.export-panel h2{font-size:13px}.primary{font-size:12px}.two{gap:12px}footer{align-items:flex-start;gap:15px}footer>span:last-child{text-align:right}.footnote{font-size:10px}}