:root{--ink:#202438;--muted:#7e8498;--line:#e9ebf2;--bg:#f7f8fc;--white:#fff;--blue:#5b73e8;--blue-dark:#4058d4;--shadow:0 12px 36px rgba(40,48,85,.07)}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:"DM Sans",sans-serif;font-size:14px}button,input,textarea,select{font:inherit}button{cursor:pointer}.app-shell{min-height:100vh}.sidebar{width:252px;background:#fff;border-right:1px solid var(--line);position:fixed;inset:0 auto 0 0;padding:26px 18px;display:flex;flex-direction:column;z-index:5}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font:800 18px Manrope,sans-serif;padding:0 8px 42px}.brand b{color:var(--blue)}.brand-mark{width:34px;height:34px;border-radius:11px;background:#edf0ff;color:var(--blue);display:grid;place-items:center;font-size:22px}.workspace-label,.eyebrow{font-size:10px;font-weight:700;letter-spacing:1.5px;color:#a1a6b6;padding:0 10px 12px}.sidebar nav{display:grid;gap:6px}.nav-item{border:0;background:transparent;color:#72798d;text-align:left;padding:12px 13px;border-radius:10px;font-weight:600;display:flex;align-items:center;gap:13px}.nav-item span{font-size:19px;width:22px;text-align:center}.nav-item:hover,.nav-item.active{background:#f0f2ff;color:var(--blue)}.sidebar-bottom{margin-top:auto}.plan-card{background:#f6f7ff;border:1px solid #eceeff;border-radius:14px;padding:15px;margin-bottom:18px}.plan-card .sparkle{color:var(--blue);font-size:22px}.plan-card b{display:block;margin:6px 0}.plan-card p{color:var(--muted);font-size:12px;line-height:1.5;margin:0 0 8px}.text-button{border:0;background:none;color:var(--blue);font-weight:700;padding:4px 0}.profile{border-top:1px solid var(--line);padding:18px 4px 0;display:flex;align-items:center;gap:10px}.avatar{width:35px;height:35px;border-radius:50%;background:#e8eaff;color:var(--blue);display:grid;place-items:center;font-weight:800}.profile b,.profile small{display:block}.profile small{font-size:11px;color:var(--muted);margin-top:3px}.status-dot{width:8px;height:8px;border-radius:50%;background:#4ac58a;margin-left:auto}
.main-area{margin-left:252px;padding:28px 38px 60px;max-width:1600px}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:27px}.topbar h1{font:800 25px Manrope;margin:4px 0 0}.top-actions{display:flex;align-items:center;gap:12px}.connection-pill,.soft-tag{font-size:11px;color:#737b90;background:#fff;border:1px solid var(--line);border-radius:20px;padding:8px 12px}.connection-pill i{display:inline-block;width:7px;height:7px;background:#e9ad51;border-radius:50%;margin-right:6px}.icon-button{border:1px solid var(--line);background:#fff;color:#777f94;width:36px;height:36px;border-radius:10px}.primary-button,.secondary-button,.white-button{border:0;border-radius:9px;padding:11px 16px;font-weight:700}.primary-button{background:var(--blue);color:#fff;box-shadow:0 5px 12px rgba(91,115,232,.16)}.primary-button:hover{background:var(--blue-dark)}.primary-button.small{padding:9px 13px}.secondary-button{background:#f2f3f8;color:#555d72}.white-button{background:#fff;color:#445bd5;margin-top:10px}.white-button span{margin-left:18px}
.page{display:none}.page.active{display:block}.welcome-banner{background:linear-gradient(112deg,#596fe0,#8994ed);border-radius:20px;padding:34px 38px;color:#fff;display:flex;justify-content:space-between;min-height:260px;overflow:hidden;position:relative}.banner-kicker{font-size:10px;letter-spacing:1.6px;font-weight:700;opacity:.8}.welcome-banner h2{font:800 32px/1.2 Manrope;margin:12px 0}.welcome-banner h2 em{font-style:normal;color:#e5e8ff}.welcome-banner p{max-width:470px;line-height:1.6;color:#edf0ff;margin:0}.banner-art{width:37%;position:relative;display:grid;place-items:center}.orb{position:absolute;border-radius:50%;filter:blur(1px)}.orb-one{width:190px;height:190px;background:linear-gradient(145deg,#c9d1ff,#7887e9);opacity:.7;right:20px;top:10px}.orb-two{width:115px;height:115px;background:linear-gradient(145deg,#f8d8c8,#d6b5ed);right:120px;top:75px;opacity:.85}.banner-play{position:relative;width:66px;height:66px;border-radius:50%;background:#fff;color:var(--blue);display:grid;place-items:center;padding-left:4px;box-shadow:0 12px 28px #3c4fb455}.banner-caption{position:absolute;bottom:4px;right:5px;font-size:9px;letter-spacing:2px;opacity:.7}.section-heading,.page-intro{display:flex;align-items:center;justify-content:space-between;margin:27px 0 15px}.section-heading h2,.page-intro h2{font:700 18px Manrope;margin:0 0 5px}.section-heading p,.page-intro p{color:var(--muted);margin:0;font-size:12px}.tool-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.tool-card{position:relative;text-align:left;border:1px solid var(--line);background:#fff;border-radius:14px;padding:18px;min-height:155px;box-shadow:0 4px 14px rgba(40,48,85,.025);color:var(--ink)}.tool-card:hover{border-color:#cbd1ff;transform:translateY(-2px)}.tool-icon{display:grid;place-items:center;width:37px;height:37px;border-radius:11px;font-size:19px;margin-bottom:14px}.lilac{background:#f0eaff;color:#9166d8}.blue{background:#eaf0ff;color:#5274df}.peach{background:#fff0e8;color:#e28c60}.mint{background:#e6f8f1;color:#40a881}.tool-card b{display:block;font-size:13px}.tool-card p{font-size:11px;line-height:1.5;color:var(--muted);max-width:190px;margin:7px 0 0}.card-arrow{position:absolute;right:17px;top:17px;color:#a6adbf}.space-top{margin-top:30px}.project-grid,.character-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.empty-state{grid-column:1/-1;border:1px dashed #d9ddeb;border-radius:13px;padding:28px;text-align:center;color:#9299aa;background:#fff;font-size:12px}
.panel{background:#fff;border:1px solid var(--line);border-radius:15px;padding:21px;box-shadow:0 5px 18px rgba(40,48,85,.025)}.page-intro{margin-top:4px;margin-bottom:20px}.notice{background:#f0f4ff;border:1px solid #e1e8ff;border-radius:11px;padding:13px 15px;display:flex;gap:12px;align-items:flex-start;color:#56658f;margin:15px 0 20px;font-size:12px;line-height:1.5}.notice b{white-space:nowrap;color:#3f56ba}.notice.compact{display:block;margin:16px 0 0}.notice.compact b{display:block;margin-bottom:4px}.form-panel{margin-top:22px}.panel-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.panel-heading h3,.panel h3{font:700 15px Manrope;margin:0 0 5px}.panel-heading p,.muted{color:var(--muted);font-size:12px;margin:0}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.form-grid .full{grid-column:1/-1}label{display:grid;gap:7px;font-size:12px;font-weight:700;color:#5e657a}input,textarea,select{width:100%;border:1px solid #e3e6ef;border-radius:9px;padding:11px 12px;background:#fff;color:var(--ink);outline:none;font-size:12px}input:focus,textarea:focus,select:focus{border-color:#9caaf5;box-shadow:0 0 0 3px #eef0ff}textarea{resize:vertical;line-height:1.55}.form-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:17px}.helper{font-size:11px;color:#9299aa;display:block;margin-top:12px}.creator-layout{display:grid;grid-template-columns:1.35fr 1fr;gap:16px}.stack-form{display:grid;gap:14px}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:12px}.guide-panel{align-self:start}.guide-panel ol{padding-left:20px;color:#687087;font-size:12px;line-height:2.2}.scenes-panel{margin-top:18px}.scene-card{border:1px solid var(--line);border-radius:12px;padding:15px;margin:12px 0}.scene-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.scene-top b{font:700 13px Manrope}.scene-fields{display:grid;grid-template-columns:1fr 1fr;gap:12px}.scene-fields .wide{grid-column:1/-1}.scene-remove{border:0;background:#fff0f0;color:#d46c6c;border-radius:7px;padding:6px 9px}.timeline{display:grid;gap:10px;min-height:110px}.timeline-row{display:grid;grid-template-columns:95px 1fr;gap:12px;align-items:center}.timeline-label{font-size:11px;color:#70778b}.timeline-track{height:34px;background:#f4f5f9;border-radius:7px;display:flex;gap:4px;padding:4px}.timeline-block{flex:1;min-width:24px;border-radius:4px;background:#8193ee;color:#fff;font-size:9px;display:grid;place-items:center;overflow:hidden}.timeline-block.voice{background:#67b99b}.timeline-block.music{background:#e6b66d}.timeline-legend{display:flex;gap:18px;margin-top:18px;color:#858b9b;font-size:10px}.timeline-legend i{display:inline-block;width:8px;height:8px;border-radius:2px;margin-right:5px}.legend-video{background:#8193ee}.legend-voice{background:#67b99b}.legend-music{background:#e6b66d}
.background-layout{display:grid;grid-template-columns:1fr 1fr;gap:16px}.upload-zone{margin-top:15px;border:1px dashed #cbd1e2;background:#fafbff;border-radius:12px;min-height:190px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:#606a85;cursor:pointer}.upload-zone input{max-width:240px;border:0}.upload-symbol{font-size:30px;color:var(--blue)}.upload-zone small{color:#9aa0af;font-weight:400}.background-layout video{width:100%;margin-top:12px;border-radius:9px}.choice-row{display:flex;gap:18px;margin:15px 0}.choice-row label{display:flex;align-items:center;gap:6px}.choice-row input{width:auto}.file-label{margin-top:12px}.full-button{width:100%;margin-top:15px}.settings-panel{max-width:760px;margin-bottom:16px;display:grid;gap:13px}.settings-panel h3{margin-bottom:0}.provider-list{display:grid;grid-template-columns:1fr 1fr;gap:8px}.provider-list span{padding:10px;background:#f6f7fb;border-radius:7px;font:11px monospace;color:#6e7590}.character-card,.project-card{border:1px solid var(--line);border-radius:13px;background:#fff;overflow:hidden}.character-thumb{height:155px;background:#f0f2f8;display:grid;place-items:center;color:#b2b8c8;font-size:36px;overflow:hidden}.character-thumb img{width:100%;height:100%;object-fit:cover}.character-info,.project-info{padding:13px}.character-info b,.project-info b{display:block;font-size:13px}.character-info p,.project-info p{font-size:11px;color:var(--muted);line-height:1.5}.character-info button{margin-top:4px}.project-cover{height:100px;background:linear-gradient(135deg,#e8ecff,#d9e4f4);display:grid;place-items:center;color:#7485db;font-size:26px}.toast{position:fixed;bottom:22px;right:22px;background:#252a3d;color:#fff;padding:12px 17px;border-radius:9px;box-shadow:var(--shadow);opacity:0;transform:translateY(8px);transition:.2s;pointer-events:none;z-index:20;font-size:12px}.toast.show{opacity:1;transform:translateY(0)}
@media(max-width:1100px){.sidebar{width:220px}.main-area{margin-left:220px;padding:24px}.tool-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.sidebar{position:static;width:auto;height:auto;padding:13px 14px;border-right:0;border-bottom:1px solid var(--line)}.brand{padding:0 4px 12px}.workspace-label,.sidebar-bottom{display:none}.sidebar nav{display:flex;overflow:auto;gap:5px}.nav-item{white-space:nowrap;padding:9px 10px;font-size:11px}.nav-item span{display:none}.main-area{margin:0;padding:20px 14px 40px}.topbar{align-items:flex-start}.topbar h1{font-size:21px}.connection-pill{display:none}.welcome-banner{padding:25px 22px;min-height:250px}.welcome-banner h2{font-size:27px}.banner-art{position:absolute;right:-30px;bottom:5px;width:42%;opacity:.45}.welcome-banner>div:first-child{position:relative;z-index:1}.tool-grid{grid-template-columns:1fr 1fr;gap:9px}.tool-card{padding:13px;min-height:145px}.tool-card p{font-size:10px}.creator-layout,.background-layout{grid-template-columns:1fr}.project-grid,.character-grid{grid-template-columns:1fr 1fr}.form-grid,.scene-fields{grid-template-columns:1fr}.form-grid .full,.scene-fields .wide{grid-column:auto}.page-intro{align-items:flex-start;gap:10px}.page-intro .primary-button{white-space:nowrap;padding:9px 10px;font-size:11px}.two-col{grid-template-columns:1fr 1fr}.timeline-row{grid-template-columns:70px 1fr}.provider-list{grid-template-columns:1fr}.notice{display:block}.notice b{display:block;margin-bottom:4px}}
@media(max-width:420px){.tool-grid{grid-template-columns:1fr 1fr}.project-grid,.character-grid{grid-template-columns:1fr}.top-actions .primary-button{font-size:10px}.page-intro h2{font-size:16px}}
.ai-character-actions{display:flex;flex-wrap:wrap;align-items:center;gap:10px}.ai-character-actions .helper{margin:0}.ai-character-actions img{width:100%;max-height:260px;object-fit:contain;border:1px solid var(--line);border-radius:10px;background:#f8f9fc}.ai-status-working{color:#5268d8}.ai-result-image{display:block;width:100%;max-height:320px;object-fit:contain;border:1px solid var(--line);border-radius:12px;margin-top:12px;background:#f7f8fc}.ai-action-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}.ai-scene-image{width:100%;max-height:260px;object-fit:contain;border-radius:9px;margin-top:10px;background:#f6f7fb}
.scenes-panel .panel-heading{flex-wrap:wrap;gap:10px}.scenes-panel .panel-heading .form-actions{margin-top:0;flex-wrap:wrap}