:root{--bg-primary:#f8fafc;--bg-gradient:linear-gradient(135deg, #667eea 0%, #764ba2 100%);--text-primary:#1e293b;--text-secondary:#64748b;--accent:#6366f1;--accent-hover:#4f46e5;--card-bg:#fff;--card-shadow:0 2px 8px #00000014;--radius:16px;--font:-apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font);background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;line-height:1.6}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-hover)}.container{max-width:1200px;margin:0 auto;padding:0 24px}.top-app-bar{z-index:100;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#ffffffeb;border-bottom:1px solid #e2e8f0;align-items:center;height:64px;padding:0 24px;display:flex;position:sticky;top:0}.top-app-bar .container{justify-content:space-between;align-items:center;width:100%;max-width:1200px;display:flex}.top-app-bar .logo{background:var(--bg-gradient);-webkit-text-fill-color:transparent;-webkit-background-clip:text;font-size:20px;font-weight:700;text-decoration:none}.top-app-bar nav{gap:8px;display:flex}.top-app-bar nav a{color:var(--text-secondary);border-radius:20px;padding:6px 16px;font-size:14px;transition:all .2s}.top-app-bar nav a:hover{color:var(--text-primary);background:#f1f5f9}.hero{background:var(--bg-gradient);text-align:center;color:#fff;padding:80px 24px}.hero h1{letter-spacing:-.02em;margin-bottom:16px;font-size:clamp(32px,6vw,56px);font-weight:800}.hero p{opacity:.9;max-width:600px;margin:0 auto 32px;font-size:clamp(16px,2.5vw,20px)}.hero-badges{flex-wrap:wrap;justify-content:center;gap:12px;display:flex}.hero-badge{background:#fff3;border:1px solid #ffffff4d;border-radius:20px;align-items:center;gap:6px;padding:6px 16px;font-size:14px;display:inline-flex}.categories{padding:60px 24px}.categories h2{text-align:center;color:var(--text-primary);margin-bottom:40px;font-size:28px;font-weight:700}.category-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px;display:grid}.category-card{background:var(--card-bg);border-radius:var(--radius);box-shadow:var(--card-shadow);border:1px solid #f1f5f9;padding:28px;transition:transform .2s,box-shadow .2s}.category-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px #0000001f}.category-header{align-items:center;gap:12px;margin-bottom:20px;display:flex}.category-icon{font-size:28px}.category-name{color:var(--text-primary);font-size:18px;font-weight:700}.tool-list{flex-direction:column;gap:10px;display:flex}.tool-item{background:#f8fafc;border:1px solid #f1f5f9;border-radius:12px;align-items:center;gap:12px;padding:10px 14px;text-decoration:none;transition:all .2s;display:flex}.tool-item:hover{border-color:var(--accent);background:#f0f1ff;transform:translate(4px)}.tool-icon{flex-shrink:0;font-size:20px}.tool-info{flex:1;min-width:0}.tool-name{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;font-size:14px;font-weight:600;overflow:hidden}.tool-desc{color:var(--text-secondary);white-space:nowrap;text-overflow:ellipsis;font-size:12px;overflow:hidden}.footer{color:#94a3b8;background:#1e293b;margin-top:60px;padding:48px 24px 24px}.footer a{color:#94a3b8;transition:color .2s}.footer a:hover{color:#fff}.footer-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:32px;margin-bottom:32px;display:grid}.footer-section-label{text-transform:uppercase;letter-spacing:.08em;color:#64748b;margin-bottom:12px;font-size:12px;font-weight:700}.footer-link{margin-bottom:8px;font-size:14px;display:block}.footer-bottom{border-top:1px solid #334155;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding-top:20px;font-size:13px;display:flex}.footer-links-row{flex-wrap:wrap;gap:24px;display:flex}.footer-links-row a{font-size:13px}.page-container{max-width:800px;margin:0 auto;padding:60px 24px}.page-title{background:var(--bg-gradient);-webkit-text-fill-color:transparent;-webkit-background-clip:text;margin-bottom:12px;font-size:36px;font-weight:800}.page-subtitle{color:var(--text-secondary);margin-bottom:40px;font-size:18px}.faq-item{box-shadow:var(--card-shadow);background:#fff;border:1px solid #f1f5f9;border-radius:16px;margin-bottom:16px;padding:24px}.faq-q{color:var(--text-primary);margin-bottom:10px;font-size:17px;font-weight:700}.faq-a{color:var(--text-secondary);line-height:1.7}.section-title{color:var(--text-primary);margin:40px 0 16px;font-size:22px;font-weight:700}@media (max-width:640px){.hero{padding:48px 20px}.category-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}}