:root{--bean: #8d2638;--bean-deep: #5d1f2c;--bean-soft: #f7e8e6;--ink: #2a2127;--muted: #80707a;--line: #e8dcd6;--paper: #f7f2ec;--surface: #fffdf9;--gold: #d9a441;--ok: #2f7d4f;--shadow: 0 16px 44px rgba(93, 31, 44, .1)}*{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:10px;background:var(--bean);color:#fff;min-height:42px;padding:0 14px;display:inline-flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;font-weight:800;transition:filter .15s ease,transform .05s ease}button:hover:not(:disabled){filter:brightness(1.06)}button:active:not(:disabled){transform:translateY(1px)}button:disabled{opacity:.5;cursor:not-allowed}button.secondary{background:var(--surface);color:var(--ink);border:1px solid var(--line)}input,select,textarea{width:100%;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--ink);padding:10px 12px;resize:vertical;min-height:42px}input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid rgba(141,38,56,.35);outline-offset:0;border-color:var(--bean)}textarea{line-height:1.5}label{color:var(--muted);font-size:12px;font-weight:800;display:grid;gap:6px}.spin{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.auth{min-height:100vh;display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:32px;align-items:center;padding:8vw;background:radial-gradient(circle at 14% 12%,var(--bean-soft) 0,transparent 30%),var(--paper)}.auth h1{font-size:clamp(40px,6vw,72px);margin:0 0 16px;color:var(--bean-deep)}.auth p{color:var(--muted);font-size:20px;max-width:620px;line-height:1.7}.authBox{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:26px;display:grid;gap:12px;box-shadow:var(--shadow)}.formError{background:#fdf0f1;color:#a31631;border:1px solid #f3c8ce;border-radius:10px;padding:10px 12px;font-size:13px;font-weight:700}.loading{padding:48px}.studio{min-height:100vh;display:grid;grid-template-rows:auto 1fr}.topbar{position:sticky;top:0;z-index:10;background:linear-gradient(120deg,var(--bean-deep),var(--bean));color:#fff;display:flex;align-items:center;justify-content:space-between;gap:14px;padding:max(10px,env(safe-area-inset-top)) 20px 10px;box-shadow:0 8px 24px #5d1f2c38}.brandLockup{display:flex;align-items:center;gap:11px;min-width:0}.brandLockup img{width:38px;height:38px;flex:0 0 auto;background:#fff;border-radius:11px;padding:4px}.brandLockup div{display:grid;gap:1px;min-width:0}.brandLockup strong{font-size:17px;letter-spacing:.04em}.brandLockup span{color:#ffffffb8;font-size:12px}.statusCluster{display:flex;align-items:center;justify-content:flex-end;gap:8px;flex-wrap:wrap}.planChip,.queueStatus,.userChip{background:#ffffff21;border:1px solid rgba(255,255,255,.22);border-radius:999px;color:#ffffffeb;display:flex;align-items:center;gap:8px;padding:7px 12px;font-size:12px;font-weight:800;white-space:nowrap}.userChip b{border-radius:999px;background:var(--gold);color:var(--bean-deep);padding:2px 8px;font-size:11px}.queueStatus span{color:#ffffffa8;margin-left:6px}.topbar .secondary.miniButton{background:#ffffffeb;color:var(--bean-deep);border:0}.studioBody{display:grid;grid-template-columns:400px minmax(0,1fr);gap:18px;padding:18px 20px 26px;align-items:start}.composerRail{display:grid;gap:14px;min-width:0;position:sticky;top:76px;max-height:calc(100vh - 96px);overflow-y:auto;padding-right:2px;padding-bottom:4px}.stage{min-width:0;display:grid;gap:14px}.stepCard{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:16px;display:grid;gap:13px;box-shadow:0 6px 20px #5d1f2c0d}.stepHeader{display:flex;align-items:center;gap:11px}.stepHeader i{font-style:normal;width:28px;height:28px;flex:0 0 auto;display:grid;place-items:center;border-radius:999px;background:var(--bean);color:#fff;font-weight:900;font-size:14px}.stepHeader h2{margin:0;font-size:15px}.stepHeader span{display:block;color:var(--muted);font-size:12px;margin-top:1px}.stepHeader .headerAction{margin-left:auto;flex:0 0 auto}.cascader{display:grid;gap:10px}.cascaderSelects{display:grid;grid-template-columns:repeat(auto-fit,minmax(104px,1fr));gap:8px}.cascaderTrail{display:flex;flex-wrap:wrap;align-items:center;gap:4px;background:var(--bean-soft);border-radius:10px;padding:8px 11px;font-size:12.5px;font-weight:800;color:var(--bean-deep)}.trailNode{display:inline-flex;align-items:center;gap:4px}.trailNode i{font-style:normal;color:#5d1f2c73}.sceneStyle{display:grid;gap:11px}.fieldGrid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.canvasRow{display:flex;align-items:center;gap:10px}.canvasRow .qualitySwitch{flex:1}.dimensionTag{flex:0 0 auto;color:var(--muted);font-size:12px;font-weight:800;background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:8px 10px}.qualitySwitch{border:1px solid var(--line);border-radius:10px;background:var(--paper);padding:4px;display:grid;grid-template-columns:repeat(3,1fr);gap:4px}.qualitySwitch button{background:transparent;color:var(--muted);min-height:34px}.qualitySwitch button.active{background:var(--bean);color:#fff}.aspectScroller{display:flex;gap:8px;overflow-x:auto;padding-bottom:2px}.aspectPill{flex:0 0 auto;min-width:70px;min-height:54px;padding:7px 9px;background:var(--surface);border:1px solid var(--line);color:var(--muted);display:grid;justify-items:center;align-content:center;gap:5px;font-size:12px}.aspectPill.active{background:var(--bean-soft);border-color:var(--bean);color:var(--bean-deep);box-shadow:inset 0 0 0 1px var(--bean)}.aspectIcon{width:26px;max-height:28px;min-height:14px;display:block;background:#c4b2ab;border-radius:5px}.aspectPill.active .aspectIcon{background:var(--bean)}.contentFields{display:grid;gap:9px}.contentFields input,.contentFields textarea{padding:9px 10px}.twoCol{display:grid;grid-template-columns:1fr 1fr;gap:8px}.generateDock{position:sticky;bottom:0;display:grid;grid-template-columns:1fr 52px;gap:9px;background:linear-gradient(transparent,var(--paper) 38%);padding:10px 0 2px}.generateButton{min-height:52px;font-size:16px;border-radius:14px;background:linear-gradient(120deg,var(--bean),#b2434f);box-shadow:0 12px 26px #8d263852}.retryButton{min-height:52px;border-radius:14px}.previewStage{display:grid;place-items:center;background:linear-gradient(150deg,#efe5dd,#f4ece4);border:1px solid var(--line);border-radius:18px;padding:18px}.canvasPreview{width:min(100%,540px);max-height:calc(100vh - 280px);justify-self:center;position:relative;background:#2b2127;border-radius:12px;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:1.5px dashed #d4bfb5;border-radius:14px;background:#fffdf999;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:var(--surface);border:3px solid transparent;border-radius:12px;overflow:hidden;flex:0 0 auto;position:relative;box-shadow:0 8px 20px #5d1f2c1a}.thumb.active{border-color:var(--bean)}.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:#2f7d4feb;border-radius:6px;color:#fff;font-size:11px;font-weight:800;padding:3px 5px}.auditBadge.review{background:#b45309f0}.auditBadge.blocked{background:#a31631f0}.busy{color:var(--bean-deep);display:flex;align-items:center;gap:8px;font-weight:800;background:var(--bean-soft);border:1px solid #ecd1cd;border-radius:10px;padding:10px 12px}.fakeProgress{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:11px;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(--bean)}.fakeProgressTrack{height:9px;overflow:hidden;border-radius:999px;background:#efe3dc}.fakeProgressTrack i{display:block;height:100%;min-width:8px;border-radius:inherit;background:linear-gradient(90deg,var(--bean),var(--gold));transition:width .8s ease}.stageActions{display:flex;gap:10px}.stageActions button{flex:1}.downloadStrip{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:8px}.downloadStrip a{color:var(--bean-deep);background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:8px 10px;text-decoration:none;font-size:13px;font-weight:800}.toolSection{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:15px;display:grid;gap:12px;box-shadow:0 6px 20px #5d1f2c0d}.sectionHeader{display:flex;align-items:center;justify-content:space-between;gap:10px}.sectionHeader h2{margin:0;font-size:15px}.sectionHeader span{color:var(--muted);font-size:12px;font-weight:800}.streamStatus{display:grid;gap:6px}.streamStatus span{background:var(--paper);border:1px solid var(--line);border-left:3px solid var(--bean);border-radius:9px;color:var(--muted);font-size:12px;font-weight:800;line-height:1.45;padding:7px 9px}.statGrid{display:grid;grid-template-columns:1fr 1fr;gap:6px;font-size:12px;color:var(--muted)}.statGrid span{background:var(--paper);border-radius:8px;padding:7px;font-weight:800}.eventLog{display:grid;gap:6px;font-size:12px;color:#574a52}.eventLog span{background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:7px 8px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.adminPanel{border-color:#8d26384d}.adminStats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.adminStats span{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:9px;color:var(--muted);font-size:12px;font-weight:800;display:grid;gap:2px}.adminStats b{color:var(--bean-deep);font-size:18px}.adminCreateGrid{display:grid;grid-template-columns:1fr 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8px;font-size:12px}@media(max-width:1080px){.studioBody{grid-template-columns:1fr;padding:12px}.composerRail{position:static;max-height:none;overflow:visible;order:2}.stage{order:1}.canvasPreview{max-height:56vh;width:min(100%,440px)}.emptyCanvas{min-height:300px}.topbar{flex-wrap:wrap}.statusCluster{width:100%;justify-content:flex-start}.generateDock{position:sticky;bottom:0;z-index:8;background:linear-gradient(transparent,var(--paper) 30%);padding-bottom:max(8px,env(safe-area-inset-bottom))}}@media(max-width:980px){.auth{grid-template-columns:1fr;align-content:center;gap:20px;padding:24px}.auth h1{font-size:48px}.auth p{font-size:17px}.authBox{width:100%;max-width:480px;justify-self:center}}@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}.studioBody{gap:12px;padding:10px}.previewStage{padding:10px}.canvasPreview{max-height:52vh}.fieldGrid,.twoCol,.cascaderSelects{grid-template-columns:1fr 1fr}.adminCreateGrid,.adminRow{grid-template-columns:1fr}.rowActions{justify-content:flex-start;flex-wrap:wrap}.thumb{width:68px;height:92px}}