/*
 * Copyright (c) 2026 LGVD PRODUCTION. All rights reserved.
 * 龙哥剪辑器 / Longge Editor
 * Project ID: LGVD-LONGGE-EDITOR-2026-001
 * File ID: LGVD-ab7e980582ae6881
 * LGVD-authored portions only; third-party copyrights and licenses remain unchanged.
 */
:root{color-scheme:dark;--bg:#101110;--panel:#1a1c19;--line:#30342c;--gold:#daca9a;--muted:#a2a99c}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;background:var(--bg);color:#f3f2e9;font:14px/1.6 -apple-system,BlinkMacSystemFont,'PingFang SC',sans-serif}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a,input,select,textarea{outline-offset:5px}button{cursor:pointer}aside{position:fixed;inset:0 auto 0 0;width:230px;border-right:1px solid var(--line);padding:32px 24px;display:flex;flex-direction:column;background:#151713}.brand{display:flex;gap:12px;align-items:center;font-size:19px;font-weight:700}.brand b{display:grid;place-items:center;background:var(--gold);color:#25281d;border-radius:12px;width:44px;height:44px;font-style:italic}.brand small{display:block;font-size:9px;letter-spacing:2px;color:var(--muted)}.label,.eyebrow,.heading>span{letter-spacing:2px;font-size:10px;color:var(--gold)}.label{margin-top:50px;color:var(--muted)}nav{display:grid;gap:12px}nav a{padding:12px 8px;border-radius:8px}nav a:hover{background:#292e23}.side-note{margin-top:auto;color:var(--muted);font-size:13px}.gold{color:var(--gold)}.shell{margin-left:230px}header{display:flex;justify-content:space-between;padding:20px 38px;border-bottom:1px solid var(--line);font-size:12px;color:var(--muted)}.badge{color:var(--gold);border:1px solid #4b513d;border-radius:20px;padding:2px 10px}main{max-width:1600px;margin:auto;padding:42px 38px}h1{font-size:clamp(30px,3.4vw,52px);letter-spacing:-2px;margin:10px 0}h1 em{color:var(--gold);font-style:normal}h2{font-size:21px;margin:5px 0 16px}.hero p{color:var(--muted);margin-bottom:15px}.text-link{color:var(--gold)}.notice{padding:14px 18px;border:1px solid #464a36;background:#24271d;border-radius:12px;color:#d2d4bb;margin:28px 0;font-size:12px}.workspace{display:grid;grid-template-columns:1fr .9fr 1.05fr;gap:18px;align-items:start}.panel{border:1px solid var(--line);background:var(--panel);border-radius:18px;padding:23px}.heading{margin-bottom:20px}.heading h2{margin-bottom:0}.drop{border:1px dashed #62654b;border-radius:12px;min-height:180px;display:flex;flex-direction:column;align-items:center;justify-content:center;cursor:pointer;background:#20231c}.drop input{position:absolute;width:1px;height:1px;opacity:0}.drop:focus-within{outline:2px solid var(--gold)}.drop b{font-size:36px;color:var(--gold)}small,.muted,.foot{color:var(--muted)}.foot{font-size:11px;margin-top:15px}.assets{margin-top:16px;display:grid;gap:8px}.asset{display:flex;gap:6px;align-items:center}.asset button{background:#252a20;color:#e1e2d8;border:1px solid var(--line);border-radius:8px;padding:8px;overflow-wrap:anywhere;text-align:left}.asset button:first-child{flex:1}.asset button:hover{border-color:var(--gold)}.stage{aspect-ratio:9/16;background:linear-gradient(145deg,#2c3125,#131612);border-radius:12px;display:grid;place-items:center;overflow:hidden;text-align:center}.stage video{width:100%;height:100%;object-fit:contain}.stage span{font-size:32px;color:var(--gold)}label{display:block;font-size:12px;margin-bottom:13px}input,select,textarea{display:block;width:100%;margin-top:7px;background:#121510;color:#f1f1e4;border:1px solid #424737;padding:10px;border-radius:8px}textarea{resize:vertical}.primary{width:100%;border:0;background:var(--gold);color:#202617;padding:13px;border-radius:9px;font-weight:700}.primary:hover{background:#eddfa9}#swatch{height:6px;border-radius:5px;margin:-5px 0 18px;background:linear-gradient(90deg,#E0FFFF,#65DDFF,#379BFF)}#status{color:var(--gold);font-size:12px}.section-title{display:flex;justify-content:space-between;align-items:end;margin:55px 0 20px;gap:20px}.section-title h2{margin:8px 0 0}.template-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.template-card{border:1px solid var(--line);border-radius:18px;overflow:hidden;display:grid;grid-template-columns:40% 60%;background:var(--panel)}.demo{position:relative;overflow:hidden;min-height:265px;background:radial-gradient(ellipse at 30% 20%,#77816b,#252e26);isolation:isolate}.figure{position:absolute;bottom:-28%;left:25%;width:55%;height:90%;background:linear-gradient(100deg,#282f29,#465044);border-radius:45% 45% 15% 15%;z-index:2;box-shadow:0 0 30px #1115}.figure:before{content:'';position:absolute;top:-17%;left:24%;width:52%;height:28%;background:#c1aa87;border-radius:48%}.behind{position:absolute;top:15%;left:8%;font-weight:900;font-size:43px;line-height:1.15;color:#e7e3c6;z-index:1;animation:reveal 4s infinite}.caption{position:absolute;z-index:3;bottom:20%;left:5%;width:90%;font-size:14px;font-weight:600;text-shadow:0 2px 4px #000;animation:caption 4s infinite}.two{background:#cdc5ad}.frame{position:absolute;inset:12% 8% 18%;background:linear-gradient(140deg,#6c7562,#202e24);border-radius:12px;overflow:hidden}.glass{position:absolute;z-index:4;bottom:7%;left:4%;width:92%;font-size:12px;padding:8px;color:#23291d;background:#fffb;backdrop-filter:blur(12px);border:1px solid #fff9;border-radius:6px;font-style:italic;animation:caption 4s infinite}.card-copy{padding:24px}.card-copy>span{font-size:9px;letter-spacing:2px;color:var(--gold)}h3{font-size:23px;margin:12px 0}.card-copy p{color:var(--muted);font-size:12px}.card-copy button{background:none;border:0;color:var(--gold);padding:12px 0}.steps{margin-top:35px}.steps ol{padding-left:24px;display:grid;gap:15px}.steps li p{margin:3px 0;color:var(--muted);font-size:13px}footer{padding:20px 38px;border-top:1px solid var(--line);color:var(--gold);font-size:10px;letter-spacing:2px;display:flex;justify-content:space-between} [hidden]{display:none!important}@keyframes reveal{0%,12%{opacity:0;transform:translateY(15px)}28%,80%{opacity:1;transform:translateY(0)}100%{opacity:0;transform:translateY(-8px)}}@keyframes caption{0%,20%{opacity:0;transform:translateY(8px)}35%,80%{opacity:1;transform:translateY(0)}100%{opacity:0;transform:translateY(-5px)}}@media(min-width:1600px){.stage{max-height:520px}}@media(max-width:1100px){aside{width:190px;padding:26px 18px}.shell{margin-left:190px}main{padding:30px 22px}.workspace{grid-template-columns:1fr 1fr}.settings{grid-column:1/-1}.template-card{grid-template-columns:1fr}.demo{min-height:300px}}@media(max-width:680px){aside{position:static;width:auto;padding:18px}.brand{font-size:17px}.label,.side-note{display:none}nav{display:flex;flex-wrap:wrap;gap:2px;margin-top:10px}nav a{font-size:11px;padding:6px}.shell{margin:0}header{padding:14px 20px;font-size:10px}main{padding:25px 16px}.workspace,.template-grid{grid-template-columns:1fr}.settings{grid-column:auto}.stage{max-height:440px}.section-title{display:block}.section-title>.muted{display:block;margin-top:10px;font-size:11px}.template-card{grid-template-columns:40% 60%}.demo{min-height:270px}.card-copy{padding:17px}footer{padding:20px 16px;letter-spacing:0;gap:12px}}@media(prefers-reduced-motion:reduce){*{animation:none!important;scroll-behavior:auto!important}}
.help{background:transparent;border:1px solid #62654b;border-radius:9px;padding:10px 14px;color:var(--gold);cursor:pointer}.hero{margin-top:20px}.flow{display:flex;gap:12px;padding:0;list-style:none;margin:26px 0;flex-wrap:wrap}.flow li{padding:9px 14px;border:1px solid var(--line);border-radius:30px;color:var(--muted);font-size:12px}.flow .active{border-color:var(--gold);color:var(--gold)}.asset{flex-wrap:wrap;border-bottom:1px solid var(--line);padding-bottom:10px}.asset .number{color:var(--gold);font-size:18px;font-weight:800;width:24px}.asset button:disabled{opacity:.25;cursor:default}.review{margin-top:24px}.review>p{color:var(--muted)}.gates{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:24px}.gates article{border:1px solid var(--line);padding:18px;border-radius:12px}.gates p{font-size:12px;color:var(--muted)}.gates button{width:100%;padding:10px;border:1px solid var(--line);border-radius:8px;background:#25271f;color:#858b7c;cursor:not-allowed}dialog{background:#20251b;color:#f3f2e9;border:1px solid #747652;border-radius:20px;width:min(520px,90vw);padding:30px;box-shadow:0 20px 90px #0008}dialog::backdrop{background:#000a;backdrop-filter:blur(5px)}dialog p{color:#c2c8b8;line-height:1.9}.tour-actions{display:flex;gap:12px;margin-top:26px}.tour-actions .primary{width:auto;flex:1}#materialStatus{font-size:12px;color:var(--gold)}@media(max-width:680px){.gates{grid-template-columns:1fr}}