:root{--bg-primary:#070b14;--bg-secondary:#0f1629;--bg-card:#141c32;--bg-card-hover:#1a2540;--text-primary:#f1f5f9;--text-secondary:#94a3b8;--text-muted:#64748b;--accent:#2563eb;--accent-light:#3b82f6;--accent-glow:#2563eb59;--highlight:#60a5fa;--border:#94a3b81f;--radius:12px;--radius-lg:20px;--font-sans:"Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;--font-display:Georgia, "Noto Serif SC", serif;--max-width:1120px;--header-height:72px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);flex-direction:column;min-height:100vh;line-height:1.7;display:flex}a{color:var(--accent-light);text-decoration:none;transition:color .2s}a:hover{color:var(--highlight)}img{max-width:100%;display:block}.site-header{z-index:100;height:var(--header-height);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-bottom:1px solid var(--border);background:#070b14d9;position:sticky;top:0}.header-inner{max-width:var(--max-width);justify-content:space-between;align-items:center;gap:24px;height:100%;margin:0 auto;padding:0 24px;display:flex}.logo{color:var(--text-primary);letter-spacing:.02em;align-items:center;gap:12px;font-size:1.35rem;font-weight:700;display:flex}.logo-img{object-fit:contain;flex-shrink:0;width:40px;height:40px}.hero-logo{object-fit:contain;width:120px;height:120px;margin:0 auto 28px}.logo span{background:linear-gradient(135deg, var(--accent-light), var(--highlight));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.nav-links{align-items:center;gap:8px;list-style:none;display:flex}.nav-links a{color:var(--text-secondary);border-radius:8px;padding:8px 14px;font-size:.925rem;transition:all .2s}.nav-links a:hover,.nav-links a.active{color:var(--text-primary);background:#2563eb1f}.menu-toggle{color:var(--text-primary);cursor:pointer;background:0 0;border:none;padding:8px;display:none}.hero{text-align:center;padding:100px 24px 80px;position:relative;overflow:hidden}.hero:before{content:"";background:radial-gradient(ellipse 60% 50% at 50% 0%, var(--accent-glow), transparent), radial-gradient(circle at 20% 80%, #60a5fa14, transparent 40%), radial-gradient(circle at 80% 60%, #3b82f60f, transparent 40%);pointer-events:none;position:absolute;inset:0}.hero-content{max-width:760px;margin:0 auto;position:relative}.hero-badge{color:var(--accent-light);background:#2563eb26;border:1px solid #2563eb4d;border-radius:999px;margin-bottom:24px;padding:6px 16px;font-size:.85rem;display:inline-block}.hero h1{font-family:var(--font-display);margin-bottom:20px;font-size:clamp(2.2rem,5vw,3.5rem);font-weight:700;line-height:1.2}.hero h1 em{background:linear-gradient(135deg, var(--accent-light), var(--highlight));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-style:normal}.hero-desc{color:var(--text-secondary);max-width:580px;margin:0 auto 36px;font-size:1.125rem}.hero-actions{flex-wrap:wrap;justify-content:center;gap:16px;display:flex}.btn{cursor:pointer;border:none;border-radius:10px;align-items:center;gap:8px;padding:12px 28px;font-size:.95rem;font-weight:600;transition:all .25s;display:inline-flex}.btn-primary{background:linear-gradient(135deg, var(--accent), #1d4ed8);color:#fff;box-shadow:0 4px 24px var(--accent-glow)}.btn-primary:hover{box-shadow:0 8px 32px var(--accent-glow);color:#fff;transform:translateY(-2px)}.btn-outline{color:var(--text-primary);border:1px solid var(--border);background:0 0}.btn-outline:hover{border-color:var(--accent);color:var(--text-primary);background:#2563eb14}.section{padding:80px 24px}.section-inner{max-width:var(--max-width);margin:0 auto}.section-header{text-align:center;margin-bottom:48px}.section-header h2{font-family:var(--font-display);margin-bottom:12px;font-size:clamp(1.6rem,3vw,2.2rem)}.section-header p{color:var(--text-secondary);max-width:560px;margin:0 auto}.features-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px;display:grid}.feature-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px;transition:all .3s}.feature-card:hover{background:var(--bg-card-hover);border-color:#2563eb40;transform:translateY(-4px)}.feature-icon{background:#2563eb26;border-radius:12px;justify-content:center;align-items:center;width:48px;height:48px;margin-bottom:20px;font-size:1.4rem;display:flex}.feature-card h3{margin-bottom:10px;font-size:1.15rem}.feature-card p{color:var(--text-secondary);font-size:.925rem}.stats-bar{background:var(--bg-secondary);border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:48px 24px}.stats-grid{max-width:var(--max-width);text-align:center;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:32px;margin:0 auto;display:grid}.stat-item strong{background:linear-gradient(135deg, var(--accent-light), var(--highlight));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-bottom:4px;font-size:2rem;font-weight:700;display:block}.stat-item span{color:var(--text-muted);font-size:.875rem}.page-main{flex:1;padding:48px 24px 80px}.page-container{max-width:860px;margin:0 auto}.page-title{font-family:var(--font-display);margin-bottom:12px;font-size:clamp(1.8rem,3vw,2.4rem)}.page-meta{color:var(--text-muted);border-bottom:1px solid var(--border);margin-bottom:40px;padding-bottom:24px;font-size:.875rem}.prose h2{color:var(--text-primary);margin:36px 0 16px;font-size:1.25rem}.prose h3{color:var(--text-secondary);margin:24px 0 12px;font-size:1.05rem}.prose p,.prose li{color:var(--text-secondary);margin-bottom:12px}.prose ul,.prose ol{margin-bottom:16px;padding-left:24px}.prose li{margin-bottom:8px}.prose strong{color:var(--text-primary)}.info-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);margin:24px 0;padding:24px}.info-card dt{color:var(--text-muted);margin-bottom:4px;font-size:.85rem}.info-card dd{color:var(--text-primary);margin-bottom:16px}.info-card dd:last-child{margin-bottom:0}.report-channels{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin:32px 0;display:grid}.report-channel{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);text-align:center;padding:24px}.report-channel .icon{margin-bottom:12px;font-size:2rem}.report-channel h3{margin-bottom:8px;font-size:1rem}.report-channel p{color:var(--text-secondary);font-size:.875rem}.audio-list{flex-direction:column;gap:24px;display:flex}.audio-list-compact{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;display:grid}.audio-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px;transition:border-color .25s}.audio-card:hover{border-color:#2563eb4d}.audio-card-compact{padding:22px}.audio-card-header h3{margin:10px 0 6px;font-size:1.1rem;line-height:1.4}.audio-type{color:var(--accent-light);background:#2563eb26;border-radius:999px;padding:4px 10px;font-size:.75rem;font-weight:600;display:inline-block}.audio-meta{color:var(--text-muted);margin-bottom:12px;font-size:.85rem}.audio-desc{color:var(--text-secondary);margin-bottom:20px;font-size:.925rem}.audio-player-wrap{margin-bottom:12px}.audio-player{border-radius:8px;width:100%;height:40px}.audio-error{color:#f87171;font-size:.875rem}.audio-notice{color:var(--text-muted);border-top:1px solid var(--border);margin-top:12px;padding-top:12px;font-size:.8rem;line-height:1.6}.audio-no-file{color:var(--text-secondary);background:#2563eb0f;border-radius:8px;margin-bottom:12px;padding:16px;font-size:.9rem}.license-links{flex-wrap:wrap;gap:12px;margin-bottom:8px;display:flex}.license-link{color:var(--accent-light);background:#2563eb1f;border:1px solid #2563eb40;border-radius:8px;align-items:center;padding:6px 14px;font-size:.85rem;font-weight:500;display:inline-flex}.license-link:hover{color:var(--highlight);background:#2563eb33}.author-license-list{flex-direction:column;gap:24px;margin:32px 0;display:flex}.author-license-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-bottom:16px;display:flex}.author-license-header h2,.author-license-header h3{margin:0;font-size:1.15rem}.btn-sm{padding:8px 18px;font-size:.85rem}.license-table{border-collapse:collapse;width:100%;margin-top:16px;font-size:.9rem}.license-table th,.license-table td{text-align:left;border-bottom:1px solid var(--border);padding:12px 16px}.license-table th{color:var(--text-muted);font-size:.8rem;font-weight:600}.license-table td{color:var(--text-secondary)}.site-footer{background:var(--bg-secondary);border-top:1px solid var(--border);margin-top:auto;padding:48px 24px 32px}.footer-inner{max-width:var(--max-width);margin:0 auto}.footer-grid{grid-template-columns:2fr repeat(3,1fr);gap:40px;margin-bottom:40px;display:grid}.footer-brand p{color:var(--text-muted);max-width:280px;margin-top:12px;font-size:.875rem}.footer-col h4{color:var(--text-primary);margin-bottom:16px;font-size:.875rem}.footer-col ul{list-style:none}.footer-col li{margin-bottom:10px}.footer-col a{color:var(--text-muted);font-size:.875rem}.footer-col a:hover{color:var(--accent-light)}.footer-bottom{border-top:1px solid var(--border);text-align:center;padding-top:24px}.footer-icp{color:var(--text-muted);font-size:.825rem;line-height:2}.footer-icp a{color:var(--text-muted)}.footer-icp a:hover{color:var(--accent-light)}.placeholder{color:var(--highlight);font-style:italic}@media (width<=768px){.menu-toggle{display:block}.nav-links{top:var(--header-height);background:var(--bg-secondary);border-bottom:1px solid var(--border);flex-direction:column;padding:16px;display:none;position:absolute;left:0;right:0}.nav-links.open{display:flex}.footer-grid{grid-template-columns:1fr 1fr}.hero{padding:72px 24px 56px}}@media (width<=480px){.footer-grid{grid-template-columns:1fr}}