@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";:root{--bg-primary: #0f172a;--bg-secondary: #1e293b;--card-bg: #1e293b;--card-border: #334155;--card-border-hover: #475569;--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #64748b;--primary-color: #38bdf8;--primary-color-hover: #0ea5e9;--color-green: #10b981;--color-yellow: #f59e0b;--color-red: #ef4444;--color-slate: #475569;--transition-fast: .15s ease;--transition-normal: .25s ease}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;padding:40px 20px}header{text-align:center;margin-bottom:40px;max-width:800px;width:100%}.logo-container{display:flex;align-items:center;justify-content:center;gap:12px;margin-bottom:8px}.logo-icon{width:36px;height:36px;display:flex;align-items:center;justify-content:center}.logo-icon img{width:100%;height:100%;object-fit:contain}h1{font-size:1.8rem;font-weight:600;color:var(--text-primary);letter-spacing:-.5px}.subtitle{font-size:.95rem;color:var(--text-secondary);margin-top:4px}.container{max-width:900px;width:100%;display:flex;flex-direction:column;gap:24px}.notice-card{background:#1e293b80;border:1px solid var(--card-border);border-left:4px solid var(--color-yellow);border-radius:8px;padding:16px 20px;display:flex;gap:14px;align-items:flex-start}.notice-icon{color:var(--color-yellow);flex-shrink:0;margin-top:2px}.notice-content{font-size:.9rem;line-height:1.5;color:var(--text-primary)}.control-bar{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;padding:0 4px}.section-title{font-size:1.1rem;font-weight:500;color:var(--text-primary)}.lines-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}.line-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:10px;padding:20px;display:flex;flex-direction:column;justify-content:space-between;transition:var(--transition-fast);box-shadow:0 1px 3px #0000001a}.line-card:hover{border-color:var(--card-border-hover)}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.line-name{font-size:1rem;font-weight:500;color:var(--text-primary)}.line-tag{font-size:.7rem;padding:2px 6px;border-radius:4px;font-weight:500}.line-tag.latest{background:#38bdf81a;color:var(--primary-color);border:1px solid rgba(56,189,248,.2)}.line-tag.backup{background:#94a3b81a;color:var(--text-secondary);border:1px solid rgba(148,163,184,.2)}.card-body{margin-bottom:16px}.url-container{background:var(--bg-primary);border:1px solid var(--card-border);border-radius:6px;padding:10px 12px;font-family:Consolas,monospace;font-size:.85rem;color:var(--text-secondary);word-break:break-all;-webkit-user-select:all;user-select:all;margin-bottom:10px}.card-actions{display:grid;grid-template-columns:1.2fr 1fr;gap:10px}.btn{padding:8px 12px;border-radius:6px;font-size:.85rem;font-weight:500;cursor:pointer;transition:var(--transition-fast);display:flex;align-items:center;justify-content:center;gap:4px;text-decoration:none}.btn-visit{background:var(--primary-color);border:none;color:#0f172a}.btn-visit:hover{background:var(--primary-color-hover)}.btn-copy{background:transparent;border:1px solid var(--card-border);color:var(--text-primary)}.btn-copy:hover{background:#ffffff0d;border-color:var(--card-border-hover)}.btn svg{width:14px;height:14px;fill:currentColor}.permanent-section{margin-top:8px}.permanent-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:10px;padding:24px;box-shadow:0 1px 3px #0000001a}.permanent-layout{display:flex;gap:24px;align-items:center;flex-wrap:wrap}.permanent-info{flex:1;min-width:260px}.permanent-title-bar{display:flex;align-items:center;gap:8px;margin-bottom:8px}.permanent-icon{color:var(--primary-color)}.permanent-title{font-size:1.1rem;font-weight:500;color:var(--text-primary)}.permanent-desc{color:var(--text-secondary);font-size:.85rem;line-height:1.5;margin-bottom:16px}.permanent-url-bar{display:flex;gap:10px;align-items:center;background:var(--bg-primary);border:1px solid var(--card-border);border-radius:6px;padding:8px 12px}.permanent-url-bar span{font-family:Consolas,monospace;font-size:.95rem;color:var(--text-primary);word-break:break-all;flex:1}.btn-gold-copy{background:var(--bg-secondary);border:1px solid var(--card-border);color:var(--text-primary);padding:6px 12px;border-radius:4px;font-weight:500;cursor:pointer;transition:var(--transition-fast);display:flex;align-items:center;gap:4px}.btn-gold-copy:hover{background:var(--card-border);border-color:var(--card-border-hover)}.btn-gold-copy svg{width:14px;height:14px;fill:currentColor}.qr-container{display:flex;flex-direction:column;align-items:center;gap:8px;padding:10px;background:var(--bg-primary);border:1px solid var(--card-border);border-radius:8px;align-self:center}.qr-image-wrapper{background:#fff;padding:6px;border-radius:4px;display:flex;align-items:center;justify-content:center;width:100px;height:100px}.qr-image-wrapper img{width:100%;height:100%;object-fit:contain}.qr-label{font-size:.75rem;color:var(--text-muted);text-align:center}.toast{position:fixed;bottom:-60px;left:50%;transform:translate(-50%);background:var(--bg-secondary);border:1px solid var(--card-border);color:var(--text-primary);padding:10px 20px;border-radius:20px;font-size:.85rem;box-shadow:0 4px 12px #0000004d;z-index:1000;transition:bottom .25s cubic-bezier(.175,.885,.32,1.2);display:flex;align-items:center;gap:6px}.toast.show{bottom:40px}.toast svg{fill:var(--primary-color);width:16px;height:16px}footer{margin-top:48px;text-align:center;color:var(--text-muted);font-size:.8rem;width:100%}.footer-links{margin-top:8px;display:flex;justify-content:center;gap:16px}.footer-link{color:var(--text-muted);text-decoration:none;transition:var(--transition-fast)}.footer-link:hover{color:var(--text-secondary)}@media (max-width: 768px){body{padding:20px 15px}h1{font-size:1.5rem}.notice-card{padding:12px 16px;gap:10px}.notice-content{font-size:.85rem}.permanent-card{padding:16px}.permanent-layout{flex-direction:column;align-items:stretch;gap:16px}.permanent-url-bar span{font-size:.85rem}.lines-grid{grid-template-columns:1fr}}.features-section{margin-top:8px}.features-header{display:flex;align-items:center;gap:8px;margin-bottom:16px;padding:0 4px}.features-header-icon{color:var(--primary-color)}.features-header-title{font-size:1.1rem;font-weight:500;color:var(--text-primary)}.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.feature-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:10px;padding:20px;display:flex;flex-direction:column;gap:16px;transition:transform var(--transition-normal),border-color var(--transition-normal),box-shadow var(--transition-normal);box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -1px #0000000f}.feature-card:hover{transform:translateY(-4px);border-color:var(--card-border-hover);box-shadow:0 12px 20px -8px #38bdf826}.feature-icon-wrapper{width:42px;height:42px;border-radius:8px;display:flex;align-items:center;justify-content:center;background:#38bdf81a;color:var(--primary-color);transition:transform var(--transition-normal),background var(--transition-normal),color var(--transition-normal)}.feature-card:hover .feature-icon-wrapper{transform:scale(1.1)}.icon-speed{background:#f59e0b1a;color:var(--color-yellow)}.feature-card:hover .icon-speed{background:var(--color-yellow);color:#0f172a}.icon-social{background:#38bdf81a;color:var(--primary-color)}.feature-card:hover .icon-social{background:var(--primary-color);color:#0f172a}.icon-community{background:#8b5cf61a;color:#a78bfa}.feature-card:hover .icon-community{background:#8b5cf6;color:#fff}.icon-media{background:#ef44441a;color:var(--color-red)}.feature-card:hover .icon-media{background:var(--color-red);color:#fff}.icon-ai{background:#10b9811a;color:var(--color-green)}.feature-card:hover .icon-ai{background:var(--color-green);color:#0f172a}.icon-nodes{background:#38bdf81a;color:var(--primary-color)}.feature-card:hover .icon-nodes{background:var(--primary-color);color:#0f172a}.feature-icon-wrapper svg{width:22px;height:22px}.feature-content h3{font-size:.95rem;font-weight:600;color:var(--text-primary);margin-bottom:6px}.feature-content p{font-size:.8rem;color:var(--text-secondary);line-height:1.45}@media (max-width: 900px){.features-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 600px){.features-grid{grid-template-columns:1fr}}