/* Reset */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','Helvetica Neue',Arial,sans-serif;color:#1a1a2e;background:#fff;line-height:1.6;overflow-x:hidden}
a{color:#1a1a2e;text-decoration:none;transition:color .3s}
a:hover{color:#f0b90b}
img{max-width:100%;height:auto}
ul{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.section{padding:80px 0}
.section-title{font-size:2rem;text-align:center;margin-bottom:50px;font-weight:700}
.highlight{color:#f0b90b}
.btn{display:inline-block;padding:12px 28px;border-radius:8px;font-weight:600;font-size:.95rem;cursor:pointer;transition:all .3s;border:2px solid transparent;text-align:center}
.btn-primary{background:#f0b90b;color:#1a1a2e;border-color:#f0b90b}
.btn-primary:hover{background:#e6a800;border-color:#e6a800;transform:translateY(-2px);box-shadow:0 4px 15px rgba(240,185,11,.3)}
.btn-outline{background:transparent;color:#1a1a2e;border-color:#1a1a2e}
.btn-outline:hover{background:#1a1a2e;color:#fff}
.btn-lg{padding:16px 40px;font-size:1.05rem}
.btn-block{width:100%;margin-bottom:10px}

/* Header */
.site-header{background:#0b0e1a;padding:15px 0;position:sticky;top:0;z-index:100;border-bottom:1px solid rgba(240,185,11,.15)}
.site-header .container{display:flex;align-items:center;justify-content:space-between}
.logo-text{font-size:1.6rem;font-weight:800;color:#f0b90b;letter-spacing:-.5px}
.logo-sub{font-size:.75rem;color:#888;font-weight:400;margin-left:4px}
.main-nav{display:flex;gap:30px}
.main-nav a{color:#ccc;font-size:.9rem;font-weight:500;letter-spacing:.3px;position:relative}
.main-nav a:hover,.main-nav a.active{color:#f0b90b}
.main-nav a.active::after{content:'';position:absolute;bottom:-5px;left:0;right:0;height:2px;background:#f0b90b}
.header-actions{display:flex;gap:10px}
.header-actions .btn{padding:8px 20px;font-size:.85rem}
.mobile-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:5px}
.mobile-toggle span{width:25px;height:2px;background:#ccc;border-radius:2px;transition:all .3s}

/* Hero */
.hero{background:linear-gradient(135deg,#0b0e1a 0%,#1a1f35 50%,#0d1b2a 100%);color:#fff;padding:100px 0;text-align:center}
.hero-content{max-width:800px;margin:0 auto}
.hero h1{font-size:3rem;font-weight:800;margin-bottom:20px;line-height:1.2}
.hero-text{font-size:1.15rem;color:#aaa;margin-bottom:35px;line-height:1.7}
.hero-buttons{display:flex;gap:15px;justify-content:center;margin-bottom:50px}
.hero-buttons .btn-outline{border-color:#f0b90b;color:#f0b90b}
.hero-buttons .btn-outline:hover{background:#f0b90b;color:#0b0e1a}
.hero-stats{display:flex;justify-content:center;gap:60px}
.stat-item{text-align:center}
.stat-num{display:block;font-size:2rem;font-weight:800;color:#f0b90b}
.stat-label{font-size:.85rem;color:#888;margin-top:5px}

/* Features */
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:30px}
.feature-card{background:#fff;border:1px solid #eee;border-radius:12px;padding:40px 30px;text-align:center;transition:all .3s}
.feature-card:hover{transform:translateY(-5px);box-shadow:0 10px 30px rgba(0,0,0,.08);border-color:#f0b90b}
.feature-icon{margin-bottom:20px}
.feature-card h3{margin-bottom:12px;font-size:1.2rem}
.feature-card p{color:#666;font-size:.9rem;line-height:1.7}

/* Categories */
.categories-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:30px}
.category-card{background:#fff;border:1px solid #eee;border-radius:12px;padding:40px 35px;transition:all .3s;display:block}
.category-card:hover{transform:translateY(-5px);box-shadow:0 10px 30px rgba(0,0,0,.08);border-color:#f0b90b}
.category-card h3{margin-bottom:15px;font-size:1.3rem}
.category-card p{color:#666;font-size:.9rem;margin-bottom:20px;line-height:1.7}
.category-link{color:#f0b90b;font-weight:600;font-size:.9rem}

/* CTA */
.cta{text-align:center;color:#1a1a2e}
.cta h2{font-size:2.2rem;margin-bottom:15px;font-weight:800}
.cta p{font-size:1.1rem;margin-bottom:35px;opacity:.9}
.cta-buttons{display:flex;gap:15px;justify-content:center}

/* Page Hero */
.page-hero{color:#fff;padding:60px 0;text-align:center}
.page-hero h1{font-size:2.2rem;margin-bottom:10px}
.hero-sub{color:#aaa;font-size:.95rem}

/* Article Content */
.content-wrapper{flex:1;min-width:0}
.article-content .container{display:flex;gap:40px}
.article-content h2{font-size:1.5rem;margin:35px 0 15px;color:#1a1a2e;border-bottom:2px solid #f0b90b;padding-bottom:8px}
.article-content p{margin-bottom:16px;color:#444;line-height:1.8}
.article-content ul{margin-bottom:20px;padding-left:20px}
.article-content li{margin-bottom:8px;color:#444;position:relative;padding-left:15px}
.article-content li::before{content:'▸';position:absolute;left:0;color:#f0b90b}
.qa-q{background:#fff8e1;padding:12px 18px;border-radius:8px;font-weight:600;margin-bottom:5px}
.qa-a{padding:12px 18px;color:#555;border-left:3px solid #f0b90b;margin-bottom:15px}
.disclaimer{font-size:.8rem;color:#999;border-top:1px solid #eee;padding-top:20px;margin-top:30px}

/* Sidebar */
.sidebar{width:320px;flex-shrink:0}
.sidebar-widget{background:#fff;border:1px solid #eee;border-radius:12px;padding:25px;margin-bottom:25px}
.sidebar-widget h3{font-size:1.1rem;margin-bottom:15px;padding-bottom:10px;border-bottom:2px solid #f0b90b}
.sidebar-links li{margin-bottom:8px}
.sidebar-links a{color:#555;font-size:.9rem;line-height:1.5}
.sidebar-links a:hover{color:#f0b90b;padding-left:5px}
.cta-widget{background:linear-gradient(135deg,#0b0e1a,#1a1f35);color:#fff}
.cta-widget h3{color:#f0b90b;border-bottom-color:#f0b90b}
.cta-widget p{color:#aaa;font-size:.85rem;margin-bottom:15px}

/* Article List */
.article-list .list-header{margin-bottom:30px;color:#666}
.article-index{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:15px}
.article-index li{background:#fff;border:1px solid #eee;border-radius:8px;transition:all .3s}
.article-index li:hover{border-color:#f0b90b;transform:translateY(-2px);box-shadow:0 5px 15px rgba(0,0,0,.06)}
.article-index a{display:block;padding:18px 22px;color:#333;font-size:.95rem;line-height:1.5}

/* Footer */
.site-footer{background:#0b0e1a;color:#888;padding:60px 0 30px}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:40px;margin-bottom:40px}
.footer-col h4{color:#fff;margin-bottom:20px;font-size:1rem}
.footer-col ul li{margin-bottom:10px}
.footer-col a{color:#888;font-size:.85rem}
.footer-col a:hover{color:#f0b90b}
.footer-col p{font-size:.8rem;line-height:1.7}
.footer-bottom{border-top:1px solid #222;padding-top:25px;text-align:center;font-size:.8rem}

/* Responsive */
@media(max-width:768px){
    .hero h1{font-size:2rem}
    .hero-buttons,.cta-buttons{flex-direction:column;align-items:center}
    .hero-stats{flex-direction:column;gap:20px}
    .main-nav{display:none}
    .header-actions{display:none}
    .mobile-toggle{display:flex}
    .article-content .container{flex-direction:column}
    .sidebar{width:100%}
    .section{padding:50px 0}
    .features-grid,.categories-grid{grid-template-columns:1fr}
}