@import url('variables.css');
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font-body);background:var(--bg);color:var(--text);line-height:1.7;min-height:100vh;font-size:15px}
img,video{max-width:100%;height:auto;display:block}
a{color:var(--accent);text-decoration:none;transition:var(--transition)}
a:hover{color:var(--primary)}
h1,h2,h3,h4,h5,h6{font-family:var(--font-ui);font-weight:700;line-height:1.3;color:#fff;margin-bottom:.5em}
h1{font-size:clamp(2rem,5vw,3.5rem)}
h2{font-size:clamp(1.6rem,3.5vw,2.4rem);margin-top:1.5em}
h3{font-size:1.3rem;margin-top:1.2em}
p{margin-bottom:1em;color:var(--text)}
code,.mono{font-family:var(--font-mono)}
.container{max-width:1280px;margin:0 auto;padding:0 24px}
button,.btn{font-family:var(--font-ui);cursor:pointer;border:none;outline:none;transition:var(--transition)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:var(--radius);font-weight:600;font-size:15px}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--secondary);transform:translateY(-2px);box-shadow:var(--shadow-glow)}
.btn-secondary{background:transparent;color:var(--accent);border:1px solid var(--border)}
.btn-secondary:hover{border-color:var(--accent);background:rgba(88,166,255,.08);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--text)}
.btn-ghost:hover{background:var(--card-bg)}

/* 顶部导航 */
.topnav{position:sticky;top:0;z-index:100;background:rgba(13,17,23,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}
.topnav-inner{display:flex;align-items:center;gap:24px;padding:14px 24px;max-width:1440px;margin:0 auto}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-ui);font-weight:700;color:#fff;font-size:1.15rem}
.brand img{width:36px;height:36px;border-radius:8px}
.nav-links{display:flex;gap:6px;flex:1;margin-left:24px}
.nav-links a{padding:8px 14px;color:var(--text);font-weight:500;border-radius:6px;font-size:14px}
.nav-links a:hover,.nav-links a.active{background:var(--card-bg);color:var(--accent)}
.nav-search{flex:0 1 320px;display:flex;align-items:center;background:var(--card-bg);border:1px solid var(--border);border-radius:8px;padding:6px 12px}
.nav-search input{flex:1;background:transparent;border:none;outline:none;color:var(--text);font-family:inherit;padding:4px 8px}
.nav-actions{display:flex;align-items:center;gap:10px}
.icon-btn{width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;border-radius:8px;background:var(--card-bg);border:1px solid var(--border);color:var(--text);cursor:pointer}
.icon-btn:hover{border-color:var(--accent);color:var(--accent)}
.hamburger{display:none}
@media (max-width:960px){
  .nav-links,.nav-search{display:none}
  .hamburger{display:inline-flex}
}

/* Hero */
.hero{position:relative;padding:96px 24px;overflow:hidden;text-align:center;background:radial-gradient(ellipse at top,rgba(0,168,255,.18),transparent 60%),var(--bg)}
.hero::before{content:'';position:absolute;inset:0;background:url('../images/madoutv-hero-editor.webp') center/cover;opacity:.25;z-index:0}
.hero-inner{position:relative;z-index:1;max-width:900px;margin:0 auto}
.hero h1{margin-bottom:.4em;background:linear-gradient(135deg,#fff,var(--accent));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero p.lead{font-size:1.15rem;color:var(--text-muted);margin-bottom:32px;max-width:720px;margin-left:auto;margin-right:auto}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* Section */
section.block{padding:72px 0}
.section-head{text-align:center;margin-bottom:48px}
.section-head h2{margin-top:0}
.section-head p{color:var(--text-muted);max-width:680px;margin:0 auto}

/* Grid */
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.grid-3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.grid-4{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}

/* Card */
.card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;transition:var(--transition)}
.card:hover{border-color:var(--accent);transform:translateY(-3px);box-shadow:var(--shadow-md)}
.card .icon{width:48px;height:48px;border-radius:12px;background:linear-gradient(135deg,var(--primary),var(--secondary));display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:16px}
.card h3{margin-top:0}
.card p{color:var(--text-muted);font-size:.95rem}

/* 素材网格 */
.asset-card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:var(--transition);position:relative}
.asset-card:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:var(--shadow-md)}
.asset-thumb{aspect-ratio:16/9;background:#0a0d12 center/cover no-repeat;position:relative}
.asset-thumb::after{content:attr(data-duration);position:absolute;bottom:8px;right:8px;background:rgba(0,0,0,.7);color:#fff;font-family:var(--font-mono);font-size:11px;padding:2px 6px;border-radius:4px}
.asset-meta{padding:12px}
.asset-meta .title{font-size:.9rem;font-weight:600;color:#fff;margin-bottom:4px;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.asset-meta .info{font-family:var(--font-mono);font-size:11px;color:var(--text-muted)}
.badge{display:inline-block;padding:2px 8px;border-radius:4px;font-size:11px;background:var(--primary);color:#fff;font-weight:600}
.badge.hot{background:var(--danger)}
.badge.free{background:var(--success)}

/* Footer */
.fatfooter{background:#0a0d12;border-top:1px solid var(--border);padding:64px 24px 24px;margin-top:80px}
.fatfooter-inner{max-width:1280px;margin:0 auto;display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:32px}
.fatfooter h4{font-size:.85rem;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);margin-bottom:14px}
.fatfooter ul{list-style:none}
.fatfooter li{margin-bottom:8px}
.fatfooter a{color:var(--text);font-size:.9rem}
.fatfooter a:hover{color:var(--accent)}
.fatfooter .brand-col p{font-size:.88rem;color:var(--text-muted);margin-top:12px}
.copyright{text-align:center;border-top:1px solid var(--border);margin-top:40px;padding-top:20px;color:var(--text-muted);font-size:.85rem}
@media (max-width:960px){
  .fatfooter-inner{grid-template-columns:1fr 1fr}
}

/* Breadcrumb */
.breadcrumb{padding:14px 0;font-size:.85rem;color:var(--text-muted)}
.breadcrumb a{color:var(--text-muted)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb span{margin:0 8px;opacity:.5}

/* Article content */
.article-body{max-width:820px;margin:0 auto}
.article-body p,.article-body li{font-size:1rem}
.article-body ul,.article-body ol{margin:1em 0 1em 1.5em}
.article-body li{margin-bottom:.5em}

/* Editor layout (mini demo) */
.editor-shell{display:grid;grid-template-columns:240px 1fr;gap:0;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;min-height:520px}
.editor-side{background:var(--card-bg);padding:16px;border-right:1px solid var(--border)}
.editor-side h4{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);margin:12px 0 8px}
.editor-side ul{list-style:none}
.editor-side li{padding:8px 10px;border-radius:6px;color:var(--text);font-size:.9rem;cursor:pointer}
.editor-side li:hover,.editor-side li.active{background:rgba(88,166,255,.1);color:var(--accent)}
.editor-main{display:grid;grid-template-rows:1fr 160px;gap:0}
.editor-preview{background:#000;display:flex;align-items:center;justify-content:center;color:var(--text-muted);position:relative}
.editor-timeline{background:#0a0d12;border-top:1px solid var(--border);padding:12px;overflow-x:auto}
.track{height:36px;background:var(--card-bg);border-radius:6px;margin-bottom:6px;display:flex;align-items:center;padding:0 8px;font-family:var(--font-mono);font-size:11px;color:var(--text-muted);position:relative;overflow:hidden}
.clip{height:100%;background:linear-gradient(135deg,var(--primary),var(--secondary));border-radius:4px;padding:8px;color:#fff;font-size:11px;margin-right:4px;min-width:80px;display:flex;align-items:center}

/* Capacity bar */
.capacity{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin-top:24px}
.capacity-bar{height:10px;background:#0a0d12;border-radius:5px;overflow:hidden;display:flex;margin:8px 0}
.capacity-bar span{height:100%;display:block}
.capacity-legend{display:flex;flex-wrap:wrap;gap:12px;font-size:.8rem;color:var(--text-muted)}
.capacity-legend i{display:inline-block;width:10px;height:10px;border-radius:2px;margin-right:4px;vertical-align:middle}

/* Utility */
.text-muted{color:var(--text-muted)}
.text-center{text-align:center}
.mt-4{margin-top:24px}
.mb-4{margin-bottom:24px}
.flex{display:flex;gap:16px;flex-wrap:wrap}
.tags{display:flex;flex-wrap:wrap;gap:6px}
.tag{padding:4px 10px;background:var(--card-bg);border:1px solid var(--border);border-radius:99px;font-size:12px;color:var(--text-muted);cursor:pointer}
.tag:hover{border-color:var(--accent);color:var(--accent)}

/* 404 */
.error-page{min-height:60vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:40px 24px}
.error-page .code{font-size:8rem;font-weight:900;background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;line-height:1}