@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap";:root{--bg-primary: #0f0f1a;--bg-secondary: #1a1a2e;--bg-card: #252540;--bg-card-hover: #2e2e4a;--text-primary: #f0f0f5;--text-secondary: #a0a0b8;--text-muted: #6b6b80;--accent: #e94560;--accent-light: #ff6b81;--accent-green: #22c55e;--accent-red: #ef4444;--accent-yellow: #eab308;--accent-blue: #3b82f6;--accent-purple: #a855f7;--accent-orange: #f97316;--accent-teal: #14b8a6;--accent-rose: #f43f5e;--border-color: #3a3a55;--shadow: 0 4px 24px rgba(0,0,0,.4)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg-primary);color:var(--text-primary);font-size:13px;line-height:1.5;min-height:100vh}a{color:var(--accent-light);text-decoration:none;transition:color .2s}a:hover{color:var(--accent)}h1,h2,h3,h4{line-height:1.3}.container{max-width:1280px;margin:0 auto;padding:0 12px}@media(min-width:640px){.container{padding:0 20px}}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.main-content{min-height:calc(100vh - 130px);padding-bottom:40px}.navbar{background:var(--bg-secondary);border-bottom:1px solid var(--border-color);padding:0 20px;position:sticky;top:0;z-index:100}.navbar .container{display:flex;align-items:center;justify-content:space-between;height:56px}.navbar-brand{font-size:18px;font-weight:800;color:var(--text-primary)!important;display:flex;align-items:center;gap:8px}.navbar-brand span{color:var(--accent)}.nav-links{display:flex;gap:4px;flex-wrap:wrap}.nav-links a{color:var(--text-secondary);font-size:12px;font-weight:500;padding:6px 10px;border-radius:6px;transition:all .2s}.nav-links a:hover,.nav-links a.active{color:var(--text-primary);background:var(--bg-card)}.nav-toggle{display:none;background:none;border:none;color:var(--text-primary);font-size:24px;cursor:pointer}@media(max-width:768px){.nav-toggle{display:block}.nav-links{display:none;position:absolute;top:56px;left:0;right:0;background:var(--bg-secondary);border-bottom:1px solid var(--border-color);padding:12px;flex-direction:column;gap:2px}.nav-links.open{display:flex}.nav-links a{padding:10px 12px}}.footer{background:var(--bg-secondary);border-top:1px solid var(--border-color);padding:24px 20px;text-align:center;color:var(--text-muted);font-size:12px}.footer-warning{color:var(--accent-yellow);font-weight:600;margin-bottom:8px;font-size:13px}.hero{background:linear-gradient(135deg,var(--bg-secondary) 0%,var(--bg-primary) 100%);border-bottom:1px solid var(--border-color);padding:48px 20px;text-align:center}.hero h1{font-size:32px;font-weight:800;margin-bottom:12px}.hero h1 span{color:var(--accent)}.hero p{color:var(--text-secondary);font-size:15px;max-width:600px;margin:0 auto}.stats-row{display:flex;justify-content:center;gap:32px;margin-top:24px;flex-wrap:wrap}.stat-item{text-align:center}.stat-value{font-size:28px;font-weight:800;color:var(--accent)}.stat-label{font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:1px}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;margin:20px 0}.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:10px;padding:20px;transition:all .2s}.card:hover{background:var(--bg-card-hover);transform:translateY(-2px);box-shadow:var(--shadow)}.card-icon{font-size:28px;margin-bottom:8px}.card h3{font-size:15px;font-weight:700;margin-bottom:6px}.card p{color:var(--text-secondary);font-size:12px}.card-link{display:inline-block;margin-top:12px;font-size:12px;font-weight:600;color:var(--accent)!important}.tabs{display:flex;gap:4px;padding:4px;background:var(--bg-secondary);border-radius:10px;margin-bottom:20px;overflow-x:auto;flex-wrap:wrap}.tab-btn{padding:8px 16px;border:none;background:transparent;color:var(--text-secondary);font-size:12px;font-weight:600;border-radius:8px;cursor:pointer;white-space:nowrap;transition:all .2s;font-family:inherit}.tab-btn:hover{color:var(--text-primary);background:var(--bg-card)}.tab-btn.active{color:var(--text-primary);background:var(--accent)}.expandable{background:var(--bg-card);border:1px solid var(--border-color);border-radius:10px;margin-bottom:8px;overflow:hidden}.expandable-header{display:flex;justify-content:space-between;align-items:center;padding:14px 16px;cursor:pointer;transition:background .2s;-webkit-user-select:none;user-select:none}.expandable-header:hover{background:var(--bg-card-hover)}.expandable-header h3{font-size:14px;font-weight:600;display:flex;align-items:center;gap:8px}.expandable-arrow{color:var(--text-muted);font-size:12px;transition:transform .2s}.expandable-arrow.open{transform:rotate(180deg)}.expandable-content{padding:0 16px 16px}.expandable-content p{color:var(--text-secondary);font-size:12px;margin-bottom:8px}.expandable-content ul{list-style:none;padding:0}.expandable-content li{color:var(--text-secondary);font-size:12px;padding:4px 0 4px 16px;position:relative}.expandable-content li:before{content:"";position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:50%;background:var(--accent)}.data-table{width:100%;border-collapse:collapse;font-size:12px;margin:12px 0}.data-table th{text-align:left;padding:10px 12px;background:var(--bg-secondary);color:var(--text-secondary);font-weight:600;font-size:11px;text-transform:uppercase;letter-spacing:.5px;border-bottom:2px solid var(--border-color)}.data-table td{padding:10px 12px;border-bottom:1px solid var(--border-color);color:var(--text-secondary)}.data-table tr:hover td{background:var(--bg-card-hover)}.table-wrapper{overflow-x:auto;border-radius:10px;border:1px solid var(--border-color)}.badge{display:inline-block;padding:2px 8px;border-radius:4px;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.5px}.badge-beginner{background:#22c55e26;color:var(--accent-green)}.badge-intermediate{background:#eab30826;color:var(--accent-yellow)}.badge-advanced{background:#ef444426;color:var(--accent-red)}.badge-diy{background:#3b82f626;color:var(--accent-blue)}.badge-pro{background:#a855f726;color:var(--accent-purple)}.info-box,.warning-box,.danger-box{padding:14px 16px;border-radius:8px;margin:12px 0;font-size:12px;line-height:1.6}.info-box{background:#3b82f61a;border-left:3px solid var(--accent-blue);color:var(--accent-blue)}.warning-box{background:#eab3081a;border-left:3px solid var(--accent-yellow);color:var(--accent-yellow)}.danger-box{background:#ef44441a;border-left:3px solid var(--accent-red);color:var(--accent-red)}.box-title{font-weight:700;font-size:13px;margin-bottom:4px;display:flex;align-items:center;gap:6px}.key-points{background:var(--bg-card);border:1px solid var(--border-color);border-radius:10px;padding:16px;margin:16px 0}.key-points h4{font-size:13px;font-weight:700;margin-bottom:10px;color:var(--accent)}.key-points ul{list-style:none;padding:0}.key-points li{color:var(--text-secondary);font-size:12px;padding:4px 0 4px 20px;position:relative}.key-points li:before{content:"✓";position:absolute;left:0;color:var(--accent-green);font-weight:700}.section-header{margin:28px 0 16px;padding-bottom:8px;border-bottom:2px solid var(--border-color)}.section-header h2{font-size:20px;font-weight:700}.section-header p{color:var(--text-secondary);font-size:13px;margin-top:4px}.page-header{padding:32px 20px;background:linear-gradient(135deg,var(--bg-secondary) 0%,var(--bg-primary) 100%);border-bottom:1px solid var(--border-color);text-align:center}.page-header h1{font-size:28px;font-weight:800;margin-bottom:8px}.page-header h1 span{color:var(--accent)}.page-header p{color:var(--text-secondary);font-size:14px;max-width:600px;margin:0 auto}.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}.filter-btn{padding:6px 14px;border:1px solid var(--border-color);background:var(--bg-card);color:var(--text-secondary);font-size:11px;font-weight:600;border-radius:20px;cursor:pointer;transition:all .2s;font-family:inherit}.filter-btn:hover{border-color:var(--accent);color:var(--text-primary)}.filter-btn.active{background:var(--accent);color:#fff;border-color:var(--accent)}.skill-indicator{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--text-muted)}.skill-dots{display:flex;gap:3px}.skill-dot{width:8px;height:8px;border-radius:50%;background:var(--border-color)}.skill-dot.filled{background:var(--accent-green)}.skill-dot.filled.intermediate{background:var(--accent-yellow)}.skill-dot.filled.advanced{background:var(--accent-red)}.decision-tree{background:var(--bg-card);border:1px solid var(--border-color);border-radius:10px;padding:20px;margin:16px 0}.decision-node{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:8px;padding:12px 16px;margin:8px 0;font-size:13px}.decision-node.question{border-left:3px solid var(--accent-blue);color:var(--accent-blue);font-weight:600}.decision-node.yes{border-left:3px solid var(--accent-green);color:var(--accent-green);margin-left:20px}.decision-node.no{border-left:3px solid var(--accent-red);color:var(--accent-red);margin-left:20px}.tool-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:10px;margin:12px 0}.tool-item{background:var(--bg-card);border:1px solid var(--border-color);border-radius:8px;padding:10px 14px;font-size:12px}.tool-item strong{color:var(--text-primary);display:block;margin-bottom:2px}.tool-item span{color:var(--text-muted);font-size:11px}.comparison-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px;margin:12px 0}.comparison-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:10px;padding:16px}.comparison-card h4{font-size:14px;font-weight:700;margin-bottom:8px;color:var(--text-primary)}.comparison-card .detail{display:flex;justify-content:space-between;padding:4px 0;font-size:12px}.comparison-card .detail-label{color:var(--text-muted)}.comparison-card .detail-value{color:var(--text-secondary);font-weight:600}@media(max-width:640px){.hero h1{font-size:24px}.page-header h1{font-size:22px}.stats-row{gap:20px}.stat-value{font-size:22px}.card-grid{grid-template-columns:1fr}}