:root{--ink: #202124;--muted: #667085;--line: #d9dee8;--paper: #f6f7fb;--surface: #ffffff;--accent: #0f8b8d;--accent-dark: #0b5f61;--gold: #f5b942;--rose: #bb3e5d;--soft: #e9f5f4;--shadow: 0 18px 50px rgba(26, 37, 53, .12)}*{box-sizing:border-box}html{background:var(--paper)}body{margin:0;font-family:Inter,PingFang SC,Microsoft YaHei,Arial,sans-serif;background:var(--paper);color:var(--ink)}button,input,select,textarea{font:inherit}button{border:0;border-radius:8px;background:var(--accent);color:#fff;min-height:44px;padding:0 14px;display:inline-flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;font-weight:800}button:disabled{opacity:.52;cursor:not-allowed}button.secondary{background:#fff;color:var(--ink);border:1px solid var(--line)}input,select,textarea{width:100%;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink);padding:10px 12px;resize:vertical;min-height:42px}textarea{line-height:1.5}label{color:var(--muted);font-size:12px;font-weight:800;display:grid;gap:6px}.auth{min-height:100vh;display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:32px;align-items:center;padding:8vw;background:radial-gradient(circle at 18% 16%,#e3f4f2 0,transparent 28%),var(--paper);color:var(--ink)}.auth h1{font-size:clamp(38px,6vw,72px);margin:0 0 16px;letter-spacing:0}.auth p{color:var(--muted);font-size:20px;max-width:620px;line-height:1.7}.authBox{background:#fffffff0;color:var(--ink);border:1px solid var(--line);border-radius:8px;padding:24px;display:grid;gap:12px;box-shadow:var(--shadow)}.formError{background:#fff1f2;color:#be123c;border:1px solid #fecdd3;border-radius:8px;padding:10px 12px;font-size:13px;font-weight:700}.loading{padding:48px}.appShell{min-height:100vh;display:grid;grid-template-rows:auto 1fr}.topbar{position:sticky;top:0;z-index:10;background:#f6f7fbf0;border-bottom:1px solid 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64px);display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:18px;padding:18px;align-items:start}.mainPanel{min-width:0;display:grid;gap:14px}.previewStage{min-height:0;display:grid;place-items:center;background:#e8edf4;border:1px solid var(--line);border-radius:8px;padding:16px}.canvasPreview{width:min(100%,520px);max-height:calc(100vh - 250px);justify-self:center;position:relative;background:#111827;border-radius:8px;overflow:hidden;box-shadow:var(--shadow);display:grid;place-items:center}.modelPreviewImage{width:100%;height:100%;object-fit:contain;display:block}.emptyCanvas{min-height:420px;width:100%;border:1px dashed #b8c3d5;border-radius:8px;background:linear-gradient(135deg,#fff,#edf7f6);color:var(--muted);display:grid;place-content:center;justify-items:center;gap:10px;text-align:center;padding:26px}.emptyCanvas strong{color:var(--ink);font-size:20px}.candidateBar{display:flex;gap:10px;overflow-x:auto;padding-bottom:4px}.thumb{width:78px;height:104px;padding:0;background:#fff;border:3px solid transparent;overflow:hidden;flex:0 0 auto;position:relative;box-shadow:0 8px 20px #1a253514}.thumb.active{border-color:var(--accent)}.thumb img{width:100%;height:100%;object-fit:cover}.thumb b{position:absolute;left:5px;top:5px;width:22px;height:22px;border-radius:999px;background:#ffffffeb;color:var(--ink);display:grid;place-items:center;font-size:12px}.auditBadge{position:absolute;right:4px;bottom:4px;background:#15803deb;border-radius:6px;color:#fff;font-size:11px;font-weight:800;padding:3px 5px}.auditBadge.review{background:#b45309f0}.auditBadge.blocked{background:#be123cf0}.actionBar{display:grid;grid-template-columns:1.6fr .9fr .9fr .9fr;gap:10px}.busy{color:var(--accent-dark);display:flex;align-items:center;gap:8px;font-weight:800;background:var(--soft);border:1px solid #bfe5e2;border-radius:8px;padding:10px 12px}.fakeProgress{background:#fff;border:1px solid var(--line);border-radius:8px;padding:10px;display:grid;gap:8px}.fakeProgressHeader{display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:12px;font-weight:900}.fakeProgressHeader b{color:var(--accent-dark)}.fakeProgressTrack{height:9px;overflow:hidden;border-radius:999px;background:#e6ebf2}.fakeProgressTrack i{display:block;height:100%;min-width:8px;border-radius:inherit;background:linear-gradient(90deg,var(--accent),var(--gold));transition:width .8s ease}.downloadStrip{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:8px}.downloadStrip a{color:var(--accent-dark);background:#fff;border:1px solid var(--line);border-radius:8px;padding:8px 10px;text-decoration:none;font-size:13px;font-weight:800}.controlPanel{display:grid;gap:12px;min-width:0}.toolSection{background:#fffffff0;border:1px solid var(--line);border-radius:8px;padding:14px;display:grid;gap:12px;box-shadow:0 8px 24px #1a25350f}.sectionHeader{display:flex;align-items:center;justify-content:space-between;gap:10px}.sectionHeader h2{margin:0;font-size:16px}.sectionHeader span{color:var(--muted);font-size:12px;font-weight:800}.mobileGrid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.qualitySwitch{border:1px solid var(--line);border-radius:8px;background:#eef3f7;padding:4px;display:grid;grid-template-columns:repeat(3,1fr);gap:4px}.qualitySwitch button{background:transparent;color:var(--muted);border-color:transparent;min-height:36px}.qualitySwitch button.active{background:var(--ink);color:#fff}.aspectScroller{display:flex;gap:8px;overflow-x:auto;padding-bottom:2px}.aspectPill{flex:0 0 auto;min-width:72px;min-height:54px;padding:7px 9px;background:#fff;border:1px solid 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span{background:#f3f8fb;border-radius:6px;padding:7px;font-weight:800}.eventLog,.materialList{display:grid;gap:6px;font-size:12px;color:#334155}.eventLog span,.materialList span{background:#f3f8fb;border:1px solid var(--line);border-radius:6px;padding:7px 8px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.adminPanel{border-color:#0f8b8d47}.adminStats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.adminStats span{background:#f3f8fb;border:1px solid var(--line);border-radius:8px;padding:9px;color:var(--muted);font-size:12px;font-weight:800;display:grid;gap:2px}.adminStats b{color:var(--ink);font-size:18px}.adminCreateGrid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.adminActions{display:flex;gap:8px;flex-wrap:wrap}.adminRows{display:grid;gap:8px;max-height:360px;overflow:auto;padding-right:2px}.adminRow{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px;align-items:center;background:#fff;border:1px solid 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1fr}.adminRows{max-height:none}}@media(max-width:520px){.auth{padding:20px;align-content:start;padding-top:max(72px,env(safe-area-inset-top))}.auth h1{font-size:42px}.auth p{font-size:16px;margin:0}.authBox{padding:16px}button{min-height:42px;padding:0 10px}.topbar{padding:max(10px,env(safe-area-inset-top)) 12px 10px}.workspace{gap:12px;padding:10px}.previewStage{padding:10px}.canvasPreview{max-height:54vh}.mobileGrid,.twoCol,.adminCreateGrid,.adminRow{grid-template-columns:1fr}.rowActions{justify-content:flex-start;flex-wrap:wrap}.actionBar{position:sticky;bottom:0;z-index:8;background:#f6f7fbf0;padding:8px 0 max(8px,env(safe-area-inset-bottom));-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.thumb{width:68px;height:92px}}