*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--bg:#f8f9fc;--bg2:#ffffff;--text:#1a1e2b;--text2:#3d4357;--accent:#f5b81a;--accent2:#d49f10;--nav-bg:#0b0e1acc;--card-bg:#ffffff;--border:#e3e7f0;--shadow:0 8px 24px rgba(0,0,0,0.04);--radius:20px;--radius-sm:12px;--transition:0.2s ease}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','Noto Sans SC',system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;min-height:100vh;display:flex;flex-direction:column}
a{color:var(--text);text-decoration:none}
img,svg{display:block;max-width:100%}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
header{position:sticky;top:0;z-index:50;background:var(--nav-bg);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,0.06)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:12px 0;flex-wrap:wrap;gap:12px}
.logo{display:flex;align-items:center;gap:12px;font-weight:700;font-size:1.6rem;color:#fff}
.logo svg{width:40px;height:40px}
.logo span{background:linear-gradient(135deg,#f5c518,#e6a800);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.nav-links{display:flex;gap:8px;flex-wrap:wrap;list-style:none}
.nav-links li a{display:inline-block;padding:8px 16px;border-radius:40px;color:#eef0f6;font-weight:500;font-size:0.95rem;transition:background var(--transition),color var(--transition)}
.nav-links li a:hover{background:rgba(245,184,26,0.15);color:#f5c518}
.dark-toggle{background:transparent;border:1px solid rgba(255,255,255,0.2);color:#fff;border-radius:40px;padding:8px 14px;font-size:0.9rem;cursor:pointer;transition:0.2s;display:flex;align-items:center;gap:6px}
.dark-toggle:hover{background:rgba(245,184,26,0.1);border-color:#f5c518}
.mobile-menu-btn{display:none;background:transparent;border:0;color:#fff;font-size:1.8rem;cursor:pointer;line-height:1}
@media(max-width:820px){
  .mobile-menu-btn{display:block}
  .nav-links{display:none;width:100%;flex-direction:column;background:#0b0e1a;border-radius:20px;padding:12px 8px;margin-top:8px}
  .nav-links.open{display:flex}
  .header-inner{position:relative}
}
.hero{background:linear-gradient(145deg,#0b0e1a 0%,#151c30 100%);padding:60px 0 80px;color:#fff;margin-bottom:24px}
.hero-grid{display:flex;flex-wrap:wrap;align-items:center;gap:40px}
.hero-text{flex:1 1 55%}
.hero-text h1{font-size:clamp(2.2rem,6vw,3.6rem);font-weight:800;line-height:1.2;margin-bottom:20px;opacity:0;animation:fadeInUp 0.8s 0.2s forwards}
.hero-text h1 span{background:linear-gradient(135deg,#f5c518,#e6a800);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-text p{font-size:1.2rem;color:#cbd0dd;max-width:600px;margin-bottom:32px;opacity:0;animation:fadeInUp 0.8s 0.4s forwards}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;opacity:0;animation:fadeInUp 0.8s 0.6s forwards}
.btn{display:inline-block;padding:14px 34px;border-radius:60px;font-weight:600;font-size:1.05rem;transition:0.2s;border:0;cursor:pointer}
.btn-primary{background:linear-gradient(135deg,#f5c518,#e0a800);color:#0b0e1a;box-shadow:0 8px 20px rgba(245,184,26,0.25)}
.btn-primary:hover{transform:scale(1.02);box-shadow:0 12px 28px rgba(245,184,26,0.35)}
.btn-outline{background:transparent;border:2px solid rgba(255,255,255,0.3);color:#fff}
.btn-outline:hover{background:rgba(255,255,255,0.06);border-color:#f5c518}
.hero-visual{flex:1 1 35%;display:flex;justify-content:center;opacity:0;animation:fadeInUp 0.8s 0.5s forwards}
.hero-visual svg{width:100%;max-width:340px;height:auto;filter:drop-shadow(0 12px 32px rgba(0,0,0,0.3))}
section{padding:60px 0}
.section-title{font-size:2rem;font-weight:700;margin-bottom:12px;letter-spacing:-0.01em}
.section-sub{color:var(--text2);max-width:680px;margin-bottom:40px;font-size:1.1rem}
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.card{background:var(--card-bg);border-radius:var(--radius);padding:28px 24px;box-shadow:var(--shadow);border:1px solid var(--border);transition:0.15s;opacity:0;transform:translateY(30px)}
.card:hover{box-shadow:0 12px 28px rgba(0,0,0,0.06);transform:translateY(-4px)}
.card h3{font-size:1.3rem;margin-bottom:12px;display:flex;align-items:center;gap:10px}
.card p{color:var(--text2);font-size:0.98rem}
.badge{display:inline-block;background:rgba(245,184,26,0.12);color:#b8860b;padding:4px 14px;border-radius:40px;font-size:0.8rem;font-weight:500;margin-bottom:14px}
.features-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:20px}
.feature-item{background:var(--card-bg);border-radius:var(--radius-sm);padding:20px;border:1px solid var(--border);text-align:center;transition:0.15s;opacity:0;transform:translateY(20px)}
.feature-item:hover{transform:translateY(-4px);box-shadow:0 8px 20px rgba(0,0,0,0.06)}
.feature-item svg{width:44px;height:44px;margin:0 auto 12px;color:var(--accent)}
.article-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:28px}
.article-card{border-radius:var(--radius);background:var(--card-bg);border:1px solid var(--border);padding:24px;transition:0.15s;opacity:0;transform:translateY(20px)}
.article-card:hover{box-shadow:0 8px 20px rgba(0,0,0,0.06);transform:translateY(-4px)}
.article-card h4{font-size:1.2rem;margin-bottom:8px}
.article-card .meta{color:var(--text2);font-size:0.9rem;margin-bottom:8px}
.faq-item{border-bottom:1px solid var(--border);padding:18px 0;opacity:0;transform:translateY(10px)}
.faq-question{display:flex;justify-content:space-between;font-weight:600;font-size:1.1rem;cursor:pointer;background:transparent;border:0;width:100%;text-align:left;padding:8px 0;gap:12px;transition:color 0.2s}
.faq-question:hover{color:var(--accent)}
.faq-question::after{content:"+";font-size:1.6rem;font-weight:300;transition:0.2s}
.faq-item.active .faq-question::after{content:"−"}
.faq-answer{padding:8px 0 12px;color:var(--text2);display:none}
.faq-item.active .faq-answer{display:block}
footer{background:#0b0e1a;color:#b0b6cc;padding:48px 0 28px;margin-top:auto}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:32px}
.footer-col h5{color:#fff;font-weight:600;margin-bottom:16px;font-size:1.05rem}
.footer-col a{display:block;color:#b0b6cc;padding:4px 0;font-size:0.95rem;transition:0.15s}
.footer-col a:hover{color:#f5c518}
.footer-bottom{border-top:1px solid #2a2f42;margin-top:40px;padding-top:24px;display:flex;flex-wrap:wrap;justify-content:space-between;font-size:0.9rem}
body.dark{--bg:#0b0e1a;--bg2:#121726;--text:#eef0f6;--text2:#b0b6cc;--card-bg:#151c30;--border:#2a2f42;--shadow:0 8px 24px rgba(0,0,0,0.2)}
body.dark .hero{background:linear-gradient(145deg,#070a14,#0b0e1a)}
body.dark .badge{background:rgba(245,184,26,0.18);color:#f5c518}
body.dark .btn-primary{box-shadow:0 8px 20px rgba(245,184,26,0.15)}
@media(max-width:640px){
  .hero-text h1{font-size:2rem}
  .section-title{font-size:1.8rem}
  .container{padding:0 16px}
  section{padding:40px 0}
}
.text-center{text-align:center}
.mt-2{margin-top:16px}
.flex-center{display:flex;align-items:center;justify-content:center;gap:8px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}
@keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}