:root{--bg:var(--bg-main);--panel:var(--panel-main);--panel-soft:var(--panel-main);--line:rgba(255,255,255,0.08);--text:#f6f4f6;--text-dim:rgba(255,255,255,0.55);--accent-soft:rgba(var(--accent-rgb),0.16);--radius:14px}*{box-sizing:border-box}body,html{margin:0;padding:0}body{font-family:PingFang SC,Microsoft YaHei,Segoe UI,Arial,sans-serif;background:radial-gradient(1200px 800px at 60% -20%,var(--bg-glow) 0,var(--bg-main) 58%);color:var(--text);min-height:100vh}.create-app{height:100vh;display:grid;grid-template-columns:62px 280px 1fr 276px;min-width:1200px;overflow:hidden}.left-rail{border-right:1px solid var(--line);background:var(--rail-bg);display:flex;flex-direction:column;align-items:center;padding:14px 0 12px;gap:20px}.rail-logo{width:44px;height:44px;border-radius:10px;object-fit:contain;object-position:center}.rail-group{display:flex;flex-direction:column;gap:8px}.rail-group.bottom{margin-top:auto}.rail-item{width:50px;min-height:62px;border-radius:12px;border:1px solid transparent;color:rgba(255,255,255,.6);background:transparent;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;text-decoration:none;font-size:11px}.rail-item i{width:22px;height:22px;display:block;font-style:normal;font-size:0;line-height:0;background-repeat:no-repeat;background-position:50%;background-size:contain}.rail-item:first-child i{background-image:url(/images/skin/icons/nav_inspiration_normal.png)}.rail-item:nth-child(2) i{background-image:url(/images/skin/icons/nav_create_normal.png)}.rail-item:nth-child(3) i{background-image:url(/images/skin/icons/nav_tools_normal.png)}.rail-item:nth-child(4) i{background-image:url(/images/skin/icons/icon_edit.png);opacity:.75}.rail-item:nth-child(5) i{background-image:url(/images/skin/icons/nav_assets_normal.png)}.rail-item:nth-child(6) i{background-image:url(/images/skin/icons/icon_edit.png);opacity:.75}.rail-item:nth-child(4).active i,.rail-item:nth-child(6).active i{opacity:1}.rail-group.bottom .rail-item:first-child i{background-image:url(/images/skin/icons/nav_diamond_normal.png)}.rail-group.bottom .rail-item:nth-child(2) i{background-image:url(/images/skin/icons/nav_mine_normal.png)}.rail-item.active{border-color:rgba(255,255,255,.12);color:#fff;background:rgba(255,255,255,.06)}.rail-item:first-child.active i{background-image:url(/images/skin/icons/nav_inspiration_active.png)}.rail-item:nth-child(2).active i{background-image:url(/images/skin/icons/nav_create_active.png)}.rail-item:nth-child(3).active i{background-image:url(/images/skin/icons/nav_tools_active.png)}.rail-item:nth-child(5).active i{background-image:url(/images/skin/icons/nav_assets_active.png)}.rail-group.bottom .rail-item:first-child.active i{background-image:url(/images/skin/icons/nav_diamond_active.png)}.rail-group.bottom .rail-item:nth-child(2).active i{background-image:url(/images/skin/icons/nav_mine_active.png)}.asset-panel,.project-panel{border-right:1px solid var(--line);background:linear-gradient(180deg,rgba(26,12,20,.9),rgba(18,8,14,.94));padding:14px 10px;overflow:auto;min-height:0}.asset-panel{border-right:0;border-left:1px solid var(--line)}.panel-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;padding:0 4px}.panel-title h2{margin:0;font-size:32px;font-weight:700;letter-spacing:1px}.panel-title .small{font-size:12px;color:var(--text-dim)}.panel-title>span{width:16px;height:16px;display:inline-block;color:transparent;font-size:0;background:url(/images/skin/icons/icon_upload.png) 50%/contain no-repeat}.tabs{display:flex;gap:8px;margin-bottom:10px}.tab{flex:1 1;text-align:center;border-radius:8px;border:1px solid transparent;background:rgba(255,255,255,.05);color:rgba(255,255,255,.6);padding:8px 6px;font-size:14px;text-decoration:none}.tab.active{border-color:rgba(var(--accent-rgb),.7);background:var(--accent-soft);color:#fff}.project-list{display:flex;flex-direction:column;gap:10px;padding-right:2px;overflow:auto;height:calc(100% - 120px)}.project-card{border:1px solid rgba(255,255,255,.06);border-radius:10px;background:rgba(255,255,255,.03);padding:8px}.project-card .name{font-size:16px;font-weight:600;margin-bottom:6px;display:flex;align-items:center;justify-content:space-between}.project-card .name span{width:14px;height:14px;display:inline-block;color:transparent;font-size:0;background:url(/images/skin/icons/btn_more.png) 50%/contain no-repeat}.project-card .line{color:var(--text-dim);padding:6px 4px;border-radius:8px;font-size:13px}.project-card .line.active{background:var(--accent-soft);border:1px solid rgba(var(--accent-rgb),.72);color:#fff}.workspace{position:relative;padding:12px 16px;display:flex;flex-direction:column;background:radial-gradient(900px 520px at 50% 130%,rgba(68,18,28,.18),rgba(0,0,0,0) 64%),linear-gradient(180deg,rgba(18,8,14,.92),rgba(12,6,10,.96)),url(/images/theme_create_bg.png) 50%/cover no-repeat;overflow:hidden;min-height:0}.chat-scroll{flex:1 1;overflow:auto;padding:8px 4px 14px}.empty-state{height:100%;display:flex;align-items:center;justify-content:center;flex-direction:column;color:rgba(255,255,255,.38);gap:8px}.empty-state h3{margin:0;font-size:34px;color:rgba(255,255,255,.45)}.msg-block{margin-bottom:20px}.msg-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}.msg-grid.video{grid-template-columns:repeat(3,minmax(0,1fr));max-width:520px}.media-card{border-radius:10px;overflow:hidden;border:1px solid var(--line);background:#121212}.media-card img{width:100%;height:100%;display:block;object-fit:cover}.media-card.with-meta{position:relative}.media-meta{position:absolute;left:8px;bottom:6px;font-size:12px;line-height:1;color:rgba(255,255,255,.92);background:rgba(0,0,0,.45);border:1px solid rgba(255,255,255,.2);border-radius:999px;padding:4px 7px}.msg-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}.chip{border:1px solid var(--line);background:rgba(255,255,255,.06);color:rgba(255,255,255,.86);border-radius:8px;padding:6px 10px;font-size:13px}.bubble{margin-top:14px;max-width:520px;margin-left:auto;background:var(--chat-bubble-bg);color:#fff;border-radius:12px;padding:12px 14px;line-height:1.6;font-size:15px}.system-error{margin-top:12px;display:inline-block;color:var(--accent-weak);background:rgba(var(--accent-rgb),.18);border:1px solid rgba(var(--accent-rgb),.45);border-radius:10px;padding:10px 14px;font-size:14px}.composer{border:1px solid var(--line);border-radius:16px;padding:12px;background:linear-gradient(180deg,var(--composer-bg-start),var(--composer-bg-end))}.composer-top{display:flex;gap:8px;align-items:center;min-height:46px;margin-bottom:10px;color:var(--text-dim)}.thumb{width:48px;height:48px;border-radius:8px;overflow:hidden;border:1px solid var(--line)}.thumb img{width:100%;height:100%;object-fit:cover}.upload-box{width:48px;height:48px;border-radius:10px;border:2px dashed rgba(255,255,255,.3);display:flex;align-items:center;justify-content:center;background-image:url(/images/skin/icons/icon_upload.png);background-repeat:no-repeat;background-position:50%;background-size:18px 18px;color:transparent;font-size:0}.prompt{flex:1 1;border:0;background:transparent;color:#fff;font-size:15px;outline:none}.composer-bottom{display:flex;align-items:center;gap:8px}.primary{border:1px solid rgba(var(--accent-rgb),.74);background:var(--accent-soft);border-radius:8px;padding:7px 12px}.primary,.select{color:#fff;font-size:14px}.select{border:1px solid var(--line);background:rgba(255,255,255,.06);border-radius:8px;padding:7px 30px 7px 10px;background-image:url(/images/skin/icons/icon_dropdown.png);background-repeat:no-repeat;background-position:right 10px center;background-size:12px 12px}.send{margin-left:auto;width:36px;height:36px;border-radius:0;border:0;background:url(/images/skin/buttons/btn_send.png) 50%/contain no-repeat;color:transparent;font-size:0}.asset-tabs{display:flex;gap:8px;margin:8px 0 14px}.asset-tab{border-radius:8px;border:1px solid transparent;padding:6px 10px;font-size:13px;color:var(--text-dim);background:rgba(255,255,255,.05)}.asset-tab.active{border-color:rgba(var(--accent-rgb),.7);color:#fff;background:var(--accent-soft)}.asset-section{margin-bottom:14px}.asset-section h4{margin:0 0 8px;color:var(--text-dim);font-size:13px;font-weight:500}.asset-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.asset-grid .media-card{aspect-ratio:16/9}.product-composer .composer-top{flex-wrap:wrap;align-items:flex-start}.product-workspace .chat-scroll{min-height:0}.product-project-card{border-color:rgba(255,255,255,.08);background:rgba(255,255,255,.035)}.product-project-card.active{border-color:rgba(var(--accent-rgb),.45);background:linear-gradient(180deg,rgba(54,16,24,.6),rgba(29,12,18,.72))}.product-project-card .name{justify-content:flex-start;gap:8px}.avatar-dot{width:26px;height:26px;border-radius:8px;background:linear-gradient(135deg,#ff8f52,#ff4a74);border:1px solid rgba(255,255,255,.25);flex-shrink:0}.product-project-card .edit-icon{margin-left:auto;color:rgba(255,255,255,.75)}.product-project-card .line{display:flex;align-items:center;justify-content:space-between}.product-project-card .line.active{background:rgba(var(--accent-rgb),.2);border:1px solid rgba(var(--accent-rgb),.5)}.product-meta-row{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.product-tag{border:1px solid rgba(var(--accent-rgb),.55);background:rgba(57,18,25,.82);color:#fff;border-radius:10px;padding:8px 10px;font-size:13px;white-space:nowrap}.product-link{margin-left:auto;color:var(--accent-weak);font-size:13px}.product-wide-grid{grid-template-columns:1fr}.product-banner{aspect-ratio:16/6}.modal-layer{position:absolute;inset:0;pointer-events:none}.dropdown{position:absolute;pointer-events:auto;background:rgba(24,10,18,.96);border:1px solid var(--line);border-radius:10px;min-width:160px;overflow:hidden;box-shadow:0 12px 24px rgba(0,0,0,.34)}.dropdown .item{padding:10px 12px;border-bottom:1px solid rgba(255,255,255,.06);font-size:14px}.dropdown .item:last-child{border-bottom:0}.dropdown .item.active{color:#fff;background:rgba(255,255,255,.05)}.create-dialog-backdrop{position:fixed;inset:0;z-index:80;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,.58)}.create-dialog{width:min(420px,calc(100vw - 40px));border:1px solid rgba(255,255,255,.12);border-radius:12px;background:rgba(22,9,16,.98);box-shadow:0 24px 56px rgba(0,0,0,.48);padding:18px}.create-dialog h3{margin:0 0 14px;font-size:18px}.create-dialog p{margin:0;color:rgba(255,255,255,.68);line-height:1.6;font-size:14px}.create-dialog label{display:grid;gap:8px;color:rgba(255,255,255,.68);font-size:13px}.create-dialog input{height:38px;border:1px solid rgba(255,255,255,.12);border-radius:8px;background:rgba(255,255,255,.06);color:#fff;padding:0 10px;outline:none}.create-dialog-actions{margin-top:18px;display:flex;justify-content:flex-end;gap:10px}.create-dialog-actions button{min-width:78px;height:34px;border-radius:8px;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.06);color:#fff;cursor:pointer}.create-dialog-actions button.primary{border-color:rgba(var(--accent-rgb),.85);background:var(--accent)}.create-dialog-actions button.danger{border-color:rgba(255,75,96,.7);background:rgba(255,75,96,.16);color:#ff8a9a}.ratio-panel{position:absolute;pointer-events:auto;width:360px;background:rgba(24,10,18,.96);border:1px solid var(--line);border-radius:12px;padding:12px}.ratio-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px;margin-bottom:10px}.ratio{border:1px solid var(--line);border-radius:7px;text-align:center;padding:7px 4px;font-size:12px;color:var(--text-dim)}.ratio.active{border-color:rgba(var(--accent-rgb),.78);color:#fff}@media (max-width:1400px){.create-app{min-width:1024px;grid-template-columns:58px 250px 1fr 240px}.panel-title h2{font-size:28px}}