.a4-composer{width:min(1180px,100%);margin:0 auto;display:grid;grid-template-columns:minmax(280px,350px) 1fr;gap:16px}.a4-toolbar{align-self:start;padding:16px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow)}.a4-panel-head h1{margin:0;font-size:20px;line-height:1.2}.a4-panel-head p{margin:6px 0 0;color:var(--muted)}.a4-group{padding:14px 0;border-top:1px solid var(--line)}.a4-panel-head+.a4-group{border-top:0}.a4-label{display:block;margin-bottom:8px;color:var(--muted);font-weight:700}.a4-toolbar input[type=file],.a4-toolbar input[type=number],.a4-toolbar select{width:100%;min-height:38px;padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--text)}.a4-toolbar input[type=range]{width:100%;accent-color:var(--primary)}.a4-row{display:grid;grid-template-columns:1fr 84px;gap:10px;align-items:center}.a4-hint{margin:8px 0 0;color:var(--muted);font-size:12px;line-height:1.5}.a4-actions{display:grid;gap:10px}.a4-btn{min-height:40px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--text);cursor:pointer}.a4-btn.primary{border-color:var(--primary);background:var(--primary);color:#fff;font-weight:700}.a4-editing-surface{min-width:0;display:grid;place-items:start center;padding:16px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);overflow:auto}.a4-paper{width:min(100%,640px);aspect-ratio:210 / 297;background:#fff;box-shadow:0 10px 30px #0f172a1f;position:relative;overflow:hidden}.a4-slot{position:absolute;display:grid;place-items:center;overflow:hidden;background:#f8fafc;border:1px dashed #cbd5e1}.a4-slot.has-image{border:0;background:transparent}.a4-slot span{padding:10px;color:var(--muted);text-align:center}.a4-image-stage{position:absolute;top:0;right:0;bottom:0;left:0;overflow:hidden}.a4-image-stage.rotated{inset:auto;left:50%;top:50%;transform:translate(-50%,-50%) rotate(var(--rotation));transform-origin:center}.a4-image-stage img{width:100%;height:100%;object-position:center;display:block}.a4-print-only{display:none}@media (max-width: 820px){.a4-composer{grid-template-columns:1fr}}@media print{@page{size:A4 portrait;margin:0}body.a4-route{width:210mm;height:297mm;margin:0;padding:0;background:#fff;overflow:hidden}body.a4-route .top-nav,body.a4-route .a4-composer{display:none!important}body.a4-route .a4-print-only{display:block;position:fixed;top:0;right:0;bottom:0;left:0;width:210mm;height:297mm;overflow:hidden}body.a4-route .a4-print-paper{width:210mm;height:calc(297mm - 1px);background:#fff;position:absolute;top:0;right:0;bottom:0;left:0;overflow:hidden;break-after:avoid;break-before:avoid;break-inside:avoid;page-break-after:avoid;page-break-before:avoid;page-break-inside:avoid}body.a4-route .a4-slot{border:0}}.route-shell[data-v-426ee18f]{width:min(1220px,100%);min-height:calc(100vh - 36px);margin:0 auto;display:grid;grid-template-columns:220px minmax(0,1fr);gap:16px;align-items:start}.side-tabs[data-v-426ee18f]{position:sticky;top:18px;display:grid;gap:14px;padding:14px;border:1px solid var(--line);border-radius:12px;background:#fff;box-shadow:var(--shadow)}.side-brand[data-v-426ee18f]{display:grid;gap:3px;padding:2px 2px 8px;border-bottom:1px solid var(--line)}.side-brand strong[data-v-426ee18f]{font-size:18px;line-height:1.2}.side-brand span[data-v-426ee18f],.side-tab small[data-v-426ee18f]{color:var(--muted)}.tab-list[data-v-426ee18f]{display:grid;gap:8px}.side-tab[data-v-426ee18f]{width:100%;min-height:66px;display:grid;grid-template-columns:38px minmax(0,1fr);align-items:center;gap:10px;padding:10px;border:1px solid var(--line);border-radius:10px;background:#f8fafc;color:var(--text);text-align:left;cursor:pointer}.side-tab[data-v-426ee18f]:hover{border-color:#b8c4d6}.side-tab.active[data-v-426ee18f]{border-color:var(--primary);background:#eef4ff}.tab-mark[data-v-426ee18f]{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:8px;background:#e2e8f0;color:var(--text);font-weight:700}.side-tab.active .tab-mark[data-v-426ee18f]{background:var(--primary);color:#fff}.tab-copy[data-v-426ee18f]{min-width:0;display:grid;gap:2px}.tab-copy strong[data-v-426ee18f],.tab-copy small[data-v-426ee18f]{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.route-main[data-v-426ee18f]{min-width:0}@media (max-width: 640px){.route-shell[data-v-426ee18f]{min-height:100vh;grid-template-columns:1fr;gap:12px}.side-tabs[data-v-426ee18f]{position:static}.tab-list[data-v-426ee18f]{grid-template-columns:repeat(2,minmax(0,1fr))}.side-tab[data-v-426ee18f]{min-height:58px;grid-template-columns:32px minmax(0,1fr)}.tab-mark[data-v-426ee18f]{width:32px;height:32px}}:root{color-scheme:light;--bg: #f3f5f7;--panel: #ffffff;--text: #172033;--muted: #667085;--line: #d9e0ea;--primary: #2563eb;--shadow: 0 10px 30px rgba(15, 23, 42, .08)}*{box-sizing:border-box}html,body,#app{min-height:100%}html,body{margin:0;background:var(--bg);color:var(--text);font:14px/1.5 system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button,input{font:inherit}body{padding:18px}.file-input{position:fixed;inset:auto auto 0 0;width:1px;height:1px;opacity:.01;pointer-events:none}.app{width:min(980px,100%);margin:0 auto;display:grid;gap:16px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:16px}.panel-head h1,.panel-head h2{margin:0;font-size:20px;line-height:1.2}.panel-head p{margin:6px 0 0;color:var(--muted)}.stage-wrap,.editor-stage-wrap{margin-top:14px;display:flex;justify-content:center}.stage,.editor-stage{width:min(100%,360px);aspect-ratio:5 / 7;position:relative;overflow:hidden;border-radius:10px;background:#dfe7f1;border:1px solid #c7d0db;touch-action:none}.stage video,.stage img,.editor-stage img{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:cover}.editor-stage img{object-fit:contain;-webkit-user-select:none;user-select:none;-webkit-user-drag:none}.mask{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;background:linear-gradient(to bottom,#0000005c,#0000001f 14%,#0000 24%,#0000 76%,#0000001f 86%,#0000005c),linear-gradient(to right,#0000002e,#0000 16%,#0000 84%,#0000002e);mix-blend-mode:multiply}.guide,.frame{position:absolute;top:14px;right:14px;bottom:14px;left:14px;border-radius:8px;border:2px dashed rgba(255,255,255,.92);pointer-events:none}.guide{display:flex;align-items:flex-start;justify-content:center;padding-top:10px;border:none;color:#ffffffe6;text-shadow:0 1px 2px rgba(0,0,0,.25);font-weight:600}.actions,.controls,.swatches{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:14px}.btn{border:1px solid var(--line);background:#fff;color:var(--text);border-radius:10px;padding:10px 14px;cursor:pointer}.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn.ghost{background:#f8fafc}.btn:disabled{opacity:.45;cursor:not-allowed}.status{margin-top:12px;color:var(--muted)}.control{display:grid;gap:8px;min-width:min(100%,360px)}.control input[type=range]{width:100%}.swatches{gap:8px}.swatch{width:28px;height:28px;padding:0;border-radius:999px;border:2px solid transparent;box-shadow:inset 0 0 0 1px #0f172a1f}.swatch.active{border-color:#111827}.result{margin-top:14px;display:grid;justify-content:center}.result canvas{width:min(100%,300px);height:auto;border:1px solid var(--line);border-radius:8px;background:#fff}@media (max-width: 640px){body{padding:12px}.panel{padding:14px}.stage,.editor-stage{width:100%}}