:root{--primary: #4f46e5;--primary-light: #6366f1;--primary-dark: #3730a3;--primary-bg: #eef2ff;--bg-dark: #0f172a;--bg-dark-secondary: #1e293b;--bg-light: #ffffff;--bg-light-secondary: #f8fafc;--text-dark: #0f172a;--text-light: #f8fafc;--text-muted: #94a3b8;--border: #e2e8f0;--shadow: 0 1px 3px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.06);--shadow-lg: 0 10px 15px -3px rgba(0,0,0,.1), 0 4px 6px -4px rgba(0,0,0,.1);--radius: 12px;--radius-sm: 8px;--header-height: 72px;--gradient-hero: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%)}[data-theme=ocean]{--primary: #06b6d4;--primary-light: #22d3ee;--primary-dark: #0891b2;--primary-bg: #ecfeff;--gradient-hero: linear-gradient(135deg, #0f172a 0%, #155e75 50%, #0f172a 100%)}[data-theme=jade]{--primary: #10b981;--primary-light: #34d399;--primary-dark: #059669;--primary-bg: #ecfdf5;--gradient-hero: linear-gradient(135deg, #0f172a 0%, #065f46 50%, #0f172a 100%)}[data-theme=obsidian]{--primary: #a78bfa;--primary-light: #c4b5fd;--primary-dark: #8b5cf6;--primary-bg: #f5f3ff;--gradient-hero: linear-gradient(135deg, #0f172a 0%, #2e1065 50%, #0f172a 100%)}[data-theme=cinnabar]{--primary: #ef4444;--primary-light: #f87171;--primary-dark: #dc2626;--primary-bg: #fef2f2;--gradient-hero: linear-gradient(135deg, #0f172a 0%, #7f1d1d 50%, #0f172a 100%)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans SC,sans-serif;color:var(--text-dark);background:var(--bg-light);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--primary);text-decoration:none;transition:color .2s}a:hover{color:var(--primary-dark)}img{max-width:100%;height:auto}.container{max-width:1200px;margin:0 auto;padding:0 24px}.section{padding:80px 0}.section-dark{background:var(--bg-dark);color:var(--text-light)}.section-light,.section-gray{background:var(--bg-light-secondary)}.section-title{font-size:2rem;font-weight:700;text-align:center;margin-bottom:12px;letter-spacing:-.02em}.section-subtitle{font-size:1.05rem;text-align:center;color:var(--text-muted);margin-bottom:48px;max-width:600px;margin-left:auto;margin-right:auto}.header{position:fixed;top:0;left:0;right:0;height:var(--header-height);background:#fffffff2;backdrop-filter:blur(12px);border-bottom:1px solid var(--border);z-index:1000;transition:all .3s}.header.scrolled{box-shadow:0 1px 3px #00000014}.header-inner{display:flex;align-items:center;justify-content:space-between;height:100%;max-width:1200px;margin:0 auto;padding:0 24px}.logo{font-size:1.5rem;font-weight:800;color:var(--text-dark);letter-spacing:-.03em}.logo span{color:var(--primary)}.nav{display:flex;align-items:center;gap:32px}.nav-link{color:var(--text-dark);font-size:.925rem;font-weight:500;position:relative}.nav-link:after{content:"";position:absolute;bottom:-4px;left:0;right:0;height:2px;background:var(--primary);transform:scaleX(0);transition:transform .2s}.nav-link:hover:after,.nav-link.active:after{transform:scaleX(1)}.header-actions{display:flex;align-items:center;gap:16px}.theme-switcher{position:relative}.theme-btn{background:var(--bg-light-secondary);border:1px solid var(--border);border-radius:var(--radius-sm);padding:6px 12px;font-size:.875rem;cursor:pointer;display:flex;align-items:center;gap:6px;transition:all .2s}.theme-btn:hover{border-color:var(--primary);background:var(--primary-bg)}.theme-dropdown{position:absolute;top:100%;right:0;margin-top:8px;background:var(--bg-light);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);min-width:160px;opacity:0;transform:translateY(-8px);pointer-events:none;transition:all .2s;z-index:100}.theme-dropdown.open{opacity:1;transform:translateY(0);pointer-events:auto}.theme-option{display:flex;align-items:center;gap:8px;padding:10px 16px;cursor:pointer;font-size:.875rem;transition:background .15s;border:none;background:none;width:100%;text-align:left;color:var(--text-dark)}.theme-option:first-child{border-radius:var(--radius) var(--radius) 0 0}.theme-option:last-child{border-radius:0 0 var(--radius) var(--radius)}.theme-option:hover{background:var(--primary-bg)}.theme-option.active{background:var(--primary-bg);font-weight:600}.theme-dot{width:14px;height:14px;border-radius:50%;border:2px solid var(--border);flex-shrink:0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:var(--radius-sm);font-size:.925rem;font-weight:600;cursor:pointer;transition:all .2s;border:none;text-decoration:none;line-height:1.2}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:0 4px 12px #4f46e566}.btn-outline{background:transparent;border:2px solid var(--primary);color:var(--primary)}.btn-outline:hover{background:var(--primary);color:#fff;transform:translateY(-1px)}.btn-light{background:#ffffff1a;color:#fff;border:1px solid rgba(255,255,255,.2)}.btn-light:hover{background:#fff3;color:#fff}.btn-white{background:#fff;color:var(--primary)}.btn-white:hover{background:var(--bg-light-secondary);transform:translateY(-1px);box-shadow:0 4px 12px #00000026}.btn-lg{padding:16px 32px;font-size:1.05rem}.hero{background:var(--gradient-hero);color:var(--text-light);padding:140px 0 80px;position:relative;overflow:hidden}.hero:before{content:"";position:absolute;top:-50%;right:-20%;width:600px;height:600px;background:radial-gradient(circle,var(--primary) 0%,transparent 70%);opacity:.08;pointer-events:none}.hero:after{content:"";position:absolute;bottom:-30%;left:-10%;width:400px;height:400px;background:radial-gradient(circle,var(--primary-light) 0%,transparent 70%);opacity:.06;pointer-events:none}.hero-content{max-width:800px;margin:0 auto;text-align:center;position:relative;z-index:1}.hero-badge{display:inline-flex;align-items:center;gap:6px;padding:6px 16px;background:#ffffff1a;border:1px solid rgba(255,255,255,.15);border-radius:100px;font-size:.8125rem;color:var(--text-muted);margin-bottom:24px}.hero-badge-dot{width:8px;height:8px;border-radius:50%;background:#22c55e;display:inline-block;animation:pulse-dot 2s infinite}@keyframes pulse-dot{0%,to{opacity:1}50%{opacity:.5}}.hero-title{font-size:3.5rem;font-weight:800;line-height:1.1;margin-bottom:20px;letter-spacing:-.03em}.hero-title em{font-style:normal;background:linear-gradient(135deg,var(--primary-light),#a78bfa);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-desc{font-size:1.125rem;color:var(--text-muted);max-width:640px;margin:0 auto 32px;line-height:1.7}.hero-stats{display:flex;justify-content:center;gap:48px;margin-bottom:40px}.hero-stat{text-align:center}.hero-stat-num{font-size:2.25rem;font-weight:800;color:#fff;line-height:1.1}.hero-stat-label{font-size:.875rem;color:var(--text-muted);margin-top:4px}.hero-actions{display:flex;justify-content:center;gap:16px}.hero-trust{display:flex;justify-content:center;align-items:center;gap:24px;margin-top:48px;padding-top:32px;border-top:1px solid rgba(255,255,255,.08)}.hero-trust span{font-size:.8rem;color:var(--text-muted);display:flex;align-items:center;gap:6px}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px}.feature-card{background:var(--bg-light);border:1px solid var(--border);border-radius:var(--radius);padding:32px;transition:all .3s}.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--primary)}.feature-icon{width:48px;height:48px;background:var(--primary-bg);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;margin-bottom:20px;font-size:1.25rem}.feature-card h3{font-size:1.125rem;font-weight:700;margin-bottom:8px}.feature-card p{font-size:.9375rem;color:var(--text-muted);line-height:1.6}.cta-form{display:grid;grid-template-columns:1fr 200px;gap:12px;max-width:540px;margin:0 auto}.cta-form input{padding:14px 16px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:.9375rem;outline:none;transition:border-color 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p{font-size:.875rem;color:var(--text-muted);line-height:1.6;flex:1;margin-bottom:20px}.tool-card-footer{display:flex;justify-content:space-between;align-items:center}.tool-downloads{font-size:.8125rem;color:var(--text-muted)}.blog-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:24px}.blog-card{background:var(--bg-light);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:all .3s}.blog-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.blog-card-img{height:200px;background:var(--primary-bg);display:flex;align-items:center;justify-content:center;font-size:2.5rem}.blog-card-body{padding:24px}.blog-card-category{display:inline-block;padding:4px 10px;background:var(--primary-bg);color:var(--primary);border-radius:100px;font-size:.75rem;font-weight:600;margin-bottom:12px}.blog-card h3{font-size:1.125rem;font-weight:700;margin-bottom:8px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.blog-card h3 a{color:var(--text-dark)}.blog-card h3 a:hover{color:var(--primary)}.blog-card-excerpt{font-size:.875rem;color:var(--text-muted);line-height:1.6;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:16px}.blog-card-meta{display:flex;align-items:center;gap:16px;font-size:.8125rem;color:var(--text-muted)}.article{max-width:800px;margin:0 auto;padding:120px 24px 60px}.article h1{font-size:2.5rem;font-weight:800;line-height:1.2;margin-bottom:16px;letter-spacing:-.02em}.article-meta{display:flex;gap:16px;color:var(--text-muted);font-size:.875rem;margin-bottom:40px;padding-bottom:24px;border-bottom:1px solid var(--border)}.article-body{font-size:1rem;line-height:1.8;color:var(--text-dark)}.article-body h2{font-size:1.5rem;font-weight:700;margin:32px 0 16px}.article-body h3{font-size:1.25rem;font-weight:600;margin:24px 0 12px}.article-body p{margin-bottom:16px}.article-body ul,.article-body ol{margin-bottom:16px;padding-left:24px}.article-body li{margin-bottom:8px}.article-body table{width:100%;border-collapse:collapse;margin:24px 0}.article-body th,.article-body td{padding:12px 16px;border:1px solid var(--border);text-align:left}.article-body th{background:var(--primary-bg);font-weight:600}.article-body code{background:var(--bg-light-secondary);padding:2px 6px;border-radius:4px;font-size:.875rem}.article-body blockquote{border-left:4px solid var(--primary);padding:16px 20px;background:var(--primary-bg);border-radius:0 var(--radius-sm) var(--radius-sm) 0;margin:24px 0}.footer{background:var(--bg-dark);color:var(--text-light);padding:60px 0 30px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}.footer-brand h3{font-size:1.25rem;font-weight:800;margin-bottom:12px}.footer-brand h3 span{color:var(--primary-light)}.footer-brand p{font-size:.875rem;color:var(--text-muted);line-height:1.6}.footer-col h4{font-size:.875rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);margin-bottom:16px}.footer-col a{display:block;color:#94a3b8;font-size:.875rem;margin-bottom:10px;transition:color .2s}.footer-col a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding-top:24px;text-align:center;font-size:.8125rem;color:var(--text-muted)}.page-header{padding:120px 0 40px;background:var(--gradient-hero);color:var(--text-light);text-align:center}.page-header h1{font-size:2.5rem;font-weight:800;margin-bottom:12px}.page-header p{font-size:1.05rem;color:var(--text-muted);max-width:500px;margin:0 auto}.tool-detail-header{padding:120px 0 60px;background:var(--gradient-hero);color:var(--text-light)}.tool-detail-header .container{display:flex;align-items:center;gap:32px}.tool-detail-icon{width:80px;height:80px;background:#ffffff1a;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;font-size:2rem;flex-shrink:0}.tool-detail-info h1{font-size:2rem;font-weight:800;margin-bottom:8px}.tool-detail-info p{color:var(--text-muted);margin-bottom:20px}@media(max-width:768px){.hero-title{font-size:2rem}.hero-stats{gap:24px;flex-wrap:wrap}.hero-stat-num{font-size:1.75rem}.hero-actions{flex-direction:column;align-items:center}.cta-form{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.section{padding:60px 0}.page-header h1,.article h1{font-size:1.75rem}.nav{display:none}.tool-detail-header .container{flex-direction:column;text-align:center}.blog-grid,.tools-grid,.features-grid{grid-template-columns:1fr}}@media(max-width:480px){.hero-title{font-size:1.625rem}.hero-stats{gap:16px}.hero-stat{min-width:80px}.section-title{font-size:1.5rem}}.faq-item{border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:12px;overflow:hidden}.faq-question{padding:16px 20px;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center;background:var(--bg-light);transition:background .2s}.faq-question:hover{background:var(--primary-bg)}.faq-answer{padding:0 20px 16px;color:var(--text-muted);font-size:.9375rem;line-height:1.6}.header[data-astro-cid-3ef6ksr2].scrolled .header-inner[data-astro-cid-3ef6ksr2]{height:100%}