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84px);padding:0}.canvas-area{display:grid;flex:1;min-height:520px;overflow-y:auto;place-items:center;border-radius:8px;background:var(--panel);padding:22px}.canvas-area.has-results{align-items:start;justify-items:start}.canvas-area.has-video{align-items:center;justify-items:center}.empty-state{display:flex;align-items:center;flex-direction:column;max-width:360px;text-align:center;color:#8e8e8e}.image-empty-icon{width:68px;height:68px;margin-bottom:14px;fill:none;stroke:#bdbdbd;stroke-linecap:round;stroke-linejoin:round;stroke-width:3}h1,h2,h3{margin:0;letter-spacing:0}.empty-state h3{color:#8b8b8b;font-size:17px;font-weight:600;line-height:1.35}.empty-state p{margin:7px 0 0;color:#9a9a9a;font-size:13px;line-height:1.5}.spinner{width:38px;height:38px;margin-bottom:16px;border:3px solid #d7d7d7;border-top-color:var(--primary);border-radius:999px;animation:spin .8s linear infinite}.spinner.small{width:26px;height:26px;margin-bottom:8px;border-width:2px}@keyframes 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button{min-width:92px;height:30px;border:0;border-radius:6px;background:transparent;color:#666;font-size:13px;font-weight:800;white-space:nowrap}.workspace-tabs button.active{background:#111827;color:#fff}.result-card.pending,.result-card.failed{border-color:transparent}.result-placeholder{display:flex;align-items:center;justify-content:center;flex-direction:column;height:148px;padding:14px;background:#f4f4f4;color:#777;text-align:center}.result-placeholder strong{color:#555;font-size:13px;line-height:1.3}.result-placeholder em{display:-webkit-box;overflow:hidden;margin-top:5px;color:#999;font-size:11px;font-style:normal;line-height:1.35;-webkit-box-orient:vertical;-webkit-line-clamp:2}.result-failed-mark{display:grid;width:26px;height:26px;margin-bottom:8px;place-items:center;border-radius:999px;background:#ffe9e7;color:var(--danger);font-size:16px;font-weight:900}.result-card.failed{border-color:#ffd0cb}.video-preview-wrap{display:grid;width:min(100%,880px);place-items:center}.video-preview-wrap video,.video-local-demo{width:100%;max-height:calc(100vh - 160px);border-radius:8px;background:#111827}.video-preview-wrap video{display:block;object-fit:contain}.video-local-demo{display:grid;min-height:360px;place-items:center;align-content:center;gap:10px;color:#fff;text-align:center}.video-local-demo .image-empty-icon{margin:0;stroke:#d4d7df}.video-local-demo strong{font-size:18px}.video-local-demo span{max-width:320px;color:#c9d0dd;font-size:13px;line-height:1.5}.message{min-height:20px;margin:8px 12px 10px;color:#777;font-size:12px;line-height:1.45}.message.error{color:var(--danger)}.message.success{color:var(--success)}.detail-panel{grid-column:3;display:flex;flex-direction:column;min-height:calc(100vh - 84px);padding:10px}.detail-content{display:flex;flex:1;flex-direction:column;gap:10px;min-height:0;overflow-y:auto}.detail-image-wrap{overflow:hidden;border-radius:7px;background:#fff}.detail-image-wrap img{display:block;width:100%;object-fit:cover}dl{display:grid;gap:7px;margin:0}dl div{display:flex;justify-content:space-between;gap:8px;border-bottom:1px solid #dedede;padding-bottom:7px}dt{color:#777;font-size:12px}dd{margin:0;color:#222;font-size:12px;font-weight:600;text-align:right}.download-button{display:grid;min-height:34px;place-items:center;border:0;background:#1f1f1f;color:#fff;font-size:12px;text-decoration:none}.prompt-box{border-radius:6px;background:#fff;padding:9px}.prompt-box span{color:#333;font-size:12px;font-weight:600}.prompt-box p{max-height:190px;margin:7px 0 0;overflow:auto;color:#6d6d6d;font-size:12px;line-height:1.55;white-space:pre-wrap}.detail-empty{display:grid;flex:1;min-height:360px;place-items:center;color:#969696;text-align:center}.detail-empty p{margin:0;font-size:14px}@media(max-width:980px){.app-shell{grid-template-columns:1fr;grid-template-rows:auto;min-height:100vh}.topbar{grid-column:1;grid-template-columns:1fr;gap:8px}.topbar-brand{justify-content:flex-start}.workspace-tabs{justify-self:stretch}.workspace-tabs button{flex:1}.topbar-actions{flex-wrap:wrap;justify-content:flex-end;gap:8px}.control-panel,.preview-panel,.detail-panel{grid-column:1;min-height:auto}.control-panel{position:static;height:auto;max-height:none}.primary-button{position:static}.form-stack{overflow:visible}.canvas-area{min-height:420px}.detail-empty{min-height:220px}.admin-workspace,.admin-summary{grid-template-columns:1fr}.admin-member-list-large{max-height:360px}}@media(max-width:560px){.app-shell{gap:10px;padding:10px}.topbar-actions,.topbar-brand{justify-content:center}.admin-shell{padding:10px}.admin-topbar{align-items:stretch;flex-direction:column}.admin-session{justify-content:space-between}.admin-detail-grid{grid-template-columns:1fr}.vip-pill,.credit-pill{height:32px;padding:0 12px;font-size:12px}.tool-entry{min-width:34px}.credits-popover{right:50%;width:min(92vw,360px);transform:translate(50%)}.credit-balance-card{min-height:88px;padding:14px}.credit-balance-card strong{font-size:36px}.credit-record-button{max-width:118px;padding:0 10px;font-size:11px}.tool-popover{right:50%;width:min(92vw,280px);transform:translate(50%)}.control-panel,.detail-panel{padding:9px}.choice-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.split-fields{grid-template-columns:1fr}.ratio-row{grid-template-columns:repeat(4,minmax(0,1fr))}.duration-row{grid-template-columns:repeat(5,minmax(0,1fr))}.canvas-area{min-height:340px;padding:16px}.result-grid{--result-card-width: 170px;grid-template-columns:repeat(auto-fill,minmax(min(140px,100%),var(--result-card-width)))}.video-local-demo{min-height:260px}}