* { margin: 0; padding: 0; box-sizing: border-box; }
:root { --bg: #0a0e1a; --bg2: #111827; --card: #1a1f2e; --text: #e2e8f0; --text2: #94a3b8; --accent: #f0b90b; --accent2: #d97706; --glass: rgba(255,255,255,0.05); --shadow: 0 8px 32px rgba(0,0,0,0.4); --radius: 16px; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; background: var(--bg); color: var(--text); line-height: 1.7; overflow-x: hidden; }
.dark-mode { --bg: #0a0e1a; --bg2: #111827; --card: #1a1f2e; --text: #e2e8f0; --text2: #94a3b8; }
.light-mode { --bg: #f8fafc; --bg2: #f1f5f9; --card: #ffffff; --text: #0f172a; --text2: #475569; }
a { color: var(--accent); text-decoration: none; transition: color 0.3s; }
a:hover { color: var(--accent2); }
img, svg { max-width: 100%; display: block; }
.container { max-width: 1280px; margin: 0 auto; padding: 0 20px; }
header { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: rgba(10,14,26,0.8); backdrop-filter: blur(20px); border-bottom: 1px solid rgba(255,255,255,0.05); transition: background 0.4s, box-shadow 0.4s; }
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 12px 0; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 24px; font-weight: 800; color: var(--accent); }
.logo svg { width: 40px; height: 40px; }
nav { display: flex; gap: 28px; align-items: center; }
nav a { color: var(--text2); font-size: 15px; font-weight: 500; position: relative; padding: 4px 0; }
nav a:hover, nav a.active { color: var(--accent); }
nav a.active::after { content: ''; position: absolute; bottom: -2px; left: 0; right: 0; height: 2px; background: var(--accent); border-radius: 2px; }
.menu-toggle { display: none; background: none; border: none; color: var(--text); font-size: 28px; cursor: pointer; }
.search-box { display: flex; align-items: center; background: var(--glass); border-radius: 8px; padding: 6px 12px; border: 1px solid rgba(255,255,255,0.08); }
.search-box input { background: transparent; border: none; color: var(--text); outline: none; font-size: 14px; width: 140px; }
.search-box input::placeholder { color: var(--text2); }
.search-box button { background: none; border: none; color: var(--accent); cursor: pointer; font-size: 16px; }
.theme-toggle { background: var(--glass); border: 1px solid rgba(255,255,255,0.08); color: var(--text); border-radius: 8px; padding: 6px 12px; cursor: pointer; font-size: 14px; }
.hero { padding: 140px 0 80px; position: relative; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; background: radial-gradient(ellipse at 30% 50%, rgba(240,185,11,0.08) 0%, transparent 60%), radial-gradient(ellipse at 70% 30%, rgba(217,119,6,0.05) 0%, transparent 50%); z-index: 0; }
.hero-slider { position: relative; z-index: 1; }
.hero-slide { display: none; animation: fadeSlide 0.8s ease; }
.hero-slide.active { display: block; }
@keyframes fadeSlide { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.hero-content { display: flex; align-items: center; gap: 60px; }
.hero-text { flex: 1; }
.hero-text h1 { font-size: 52px; font-weight: 900; line-height: 1.2; margin-bottom: 20px; background: linear-gradient(135deg, var(--accent), #f59e0b); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.hero-text p { font-size: 18px; color: var(--text2); margin-bottom: 30px; max-width: 520px; }
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }
.btn { display: inline-block; padding: 14px 32px; border-radius: 12px; font-weight: 600; font-size: 16px; transition: all 0.3s; cursor: pointer; border: none; }
.btn-primary { background: linear-gradient(135deg, var(--accent), var(--accent2)); color: #0a0e1a; box-shadow: 0 4px 20px rgba(240,185,11,0.3); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(240,185,11,0.4); }
.btn-outline { background: transparent; border: 2px solid var(--accent); color: var(--accent); }
.btn-outline:hover { background: var(--accent); color: #0a0e1a; }
.hero-visual { flex: 1; display: flex; justify-content: center; }
.hero-visual svg { width: 100%; max-width: 500px; height: auto; border-radius: var(--radius); box-shadow: var(--shadow); }
.slider-dots { display: flex; justify-content: center; gap: 10px; margin-top: 40px; }
.slider-dots span { width: 12px; height: 12px; border-radius: 50%; background: var(--text2); cursor: pointer; transition: all 0.3s; }
.slider-dots span.active { background: var(--accent); width: 32px; border-radius: 6px; }
section { padding: 80px 0; }
.section-title { text-align: center; margin-bottom: 50px; }
.section-title h2 { font-size: 36px; font-weight: 800; margin-bottom: 12px; }
.section-title p { color: var(--text2); font-size: 16px; max-width: 600px; margin: 0 auto; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.card { background: var(--card); border-radius: var(--radius); padding: 30px; box-shadow: var(--shadow); border: 1px solid rgba(255,255,255,0.05); transition: transform 0.3s, box-shadow 0.3s; backdrop-filter: blur(10px); }
.card:hover { transform: translateY(-6px); box-shadow: 0 16px 48px rgba(0,0,0,0.5); }
.card-icon { margin-bottom: 16px; }
.card-icon svg { width: 48px; height: 48px; }
.card h3 { font-size: 20px; margin-bottom: 10px; }
.card p { color: var(--text2); font-size: 15px; }
.timeline { position: relative; padding-left: 30px; }
.timeline::before { content: ''; position: absolute; left: 8px; top: 0; bottom: 0; width: 2px; background: var(--accent); }
.timeline-item { position: relative; margin-bottom: 30px; padding-left: 30px; }
.timeline-item::before { content: ''; position: absolute; left: -22px; top: 8px; width: 14px; height: 14px; border-radius: 50%; background: var(--accent); border: 3px solid var(--bg); }
.timeline-item h4 { font-size: 18px; color: var(--accent); }
.timeline-item p { color: var(--text2); }
.faq-item { background: var(--card); border-radius: 12px; margin-bottom: 12px; overflow: hidden; border: 1px solid rgba(255,255,255,0.05); }
.faq-question { padding: 18px 24px; cursor: pointer; display: flex; justify-content: space-between; align-items: center; font-weight: 600; font-size: 16px; transition: background 0.3s; }
.faq-question:hover { background: var(--glass); }
.faq-question span { color: var(--accent); transition: transform 0.3s; }
.faq-answer { padding: 0 24px 18px; color: var(--text2); display: none; font-size: 15px; }
.faq-item.open .faq-answer { display: block; }
.faq-item.open .faq-question span { transform: rotate(45deg); }
.howto-step { display: flex; gap: 20px; margin-bottom: 24px; align-items: flex-start; }
.howto-step-num { width: 40px; height: 40px; border-radius: 50%; background: var(--accent); color: #0a0e1a; display: flex; align-items: center; justify-content: center; font-weight: 800; flex-shrink: 0; }
.howto-step-content h4 { font-size: 18px; margin-bottom: 6px; }
.howto-step-content p { color: var(--text2); }
footer { background: var(--bg2); padding: 60px 0 30px; border-top: 1px solid rgba(255,255,255,0.05); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-col h4 { font-size: 18px; margin-bottom: 16px; color: var(--accent); }
.footer-col a { display: block; color: var(--text2); margin-bottom: 8px; font-size: 14px; }
.footer-col a:hover { color: var(--accent); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.05); padding-top: 20px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; font-size: 13px; color: var(--text2); }
.back-to-top { position: fixed; bottom: 30px; right: 30px; width: 48px; height: 48px; border-radius: 50%; background: var(--accent); color: #0a0e1a; border: none; font-size: 20px; cursor: pointer; box-shadow: var(--shadow); display: none; align-items: center; justify-content: center; z-index: 999; transition: all 0.3s; }
.back-to-top.show { display: flex; }
.back-to-top:hover { transform: scale(1.1); }
@media (max-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .hero-content { flex-direction: column; text-align: center; }
    .hero-text p { margin: 0 auto 30px; }
    .hero-buttons { justify-content: center; }
}
@media (max-width: 768px) {
    nav { display: none; flex-direction: column; background: var(--card); position: absolute; top: 100%; left: 0; right: 0; padding: 20px; gap: 16px; border-radius: 0 0 var(--radius) var(--radius); }
    nav.open { display: flex; }
    .menu-toggle { display: block; }
    .search-box input { width: 100px; }
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
    .hero-text h1 { font-size: 32px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .hero { padding: 100px 0 40px; }
    section { padding: 40px 0; }
    .section-title h2 { font-size: 28px; }
}
@media (max-width: 480px) {
    .header-inner { padding: 8px 0; }
    .logo { font-size: 18px; }
    .logo svg { width: 32px; height: 32px; }
    .footer-grid { grid-template-columns: 1fr; }
}
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.breadcrumb { display: flex; gap: 8px; padding: 16px 0; font-size: 14px; color: var(--text2); flex-wrap: wrap; }
.breadcrumb a { color: var(--text2); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb span { color: var(--accent); }
.article-card { background: var(--card); border-radius: var(--radius); padding: 24px; border: 1px solid rgba(255,255,255,0.05); transition: transform 0.3s; }
.article-card:hover { transform: translateY(-4px); }
.article-card h4 { font-size: 18px; margin: 10px 0 8px; }
.article-card .meta { font-size: 13px; color: var(--text2); margin-bottom: 8px; }
.article-card p { color: var(--text2); font-size: 14px; }
.partners-grid { display: flex; flex-wrap: wrap; gap: 20px; justify-content: center; }
.partners-grid svg { width: 120px; height: 60px; border-radius: 8px; background: var(--card); padding: 8px; }
.stat-number { font-size: 40px; font-weight: 900; color: var(--accent); }
.mobile-menu { display: none; }
@media (max-width: 768px) {
    .mobile-menu { display: block; }
}
html { scroll-behavior: smooth; }