:root {
  --primary: #ff6b35;
  --primary-dark: #e55a2b;
  --secondary: #1a1a2e;
  --accent: #16213e;
  --bg-light: #f8f9fa;
  --bg-dark: #0f0f1a;
  --text-light: #333;
  --text-dark: #e0e0e0;
  --glass-bg: rgba(255,255,255,0.1);
  --glass-border: rgba(255,255,255,0.2);
  --shadow: 0 8px 32px rgba(0,0,0,0.1);
  --radius: 16px;
  --transition: 0.3s ease;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; background: var(--bg-light); color: var(--text-light); line-height: 1.6; transition: background var(--transition), color var(--transition); }
body.dark { background: var(--bg-dark); color: var(--text-dark); }
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-dark); }
img, svg { max-width: 100%; height: auto; display: block; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
header { background: var(--secondary); color: #fff; padding: 15px 0; position: sticky; top: 0; z-index: 1000; box-shadow: 0 2px 10px rgba(0,0,0,0.3); }
.header-inner { display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 1.5rem; font-weight: 700; color: #fff; }
.logo svg { width: 40px; height: 40px; }
nav ul { display: flex; list-style: none; gap: 20px; }
nav a { color: #fff; padding: 8px 12px; border-radius: 8px; transition: background var(--transition); }
nav a:hover { background: var(--primary); }
.menu-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 5px; }
.menu-toggle span { width: 28px; height: 3px; background: #fff; border-radius: 3px; transition: var(--transition); }
.dark-toggle { background: none; border: 1px solid rgba(255,255,255,0.3); color: #fff; padding: 8px 16px; border-radius: 20px; cursor: pointer; font-size: 0.9rem; transition: var(--transition); }
.dark-toggle:hover { background: var(--primary); border-color: var(--primary); }
.hero { background: linear-gradient(135deg, var(--secondary) 0%, var(--accent) 50%, #0f3460 100%); color: #fff; padding: 80px 0; text-align: center; position: relative; overflow: hidden; }
.hero::before { content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%; background: radial-gradient(circle at 30% 50%, rgba(255,107,53,0.15) 0%, transparent 50%); animation: heroGlow 6s ease-in-out infinite; }
@keyframes heroGlow { 0%,100% { transform: scale(1); } 50% { transform: scale(1.1); } }
.hero-content { position: relative; z-index: 1; }
.hero h1 { font-size: 3rem; margin-bottom: 20px; }
.hero p { font-size: 1.2rem; max-width: 700px; margin: 0 auto 30px; opacity: 0.9; }
.hero-buttons { display: flex; gap: 15px; justify-content: center; flex-wrap: wrap; }
.btn { display: inline-block; padding: 14px 32px; border-radius: 50px; font-weight: 600; transition: all var(--transition); border: none; cursor: pointer; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 25px rgba(255,107,53,0.4); }
.btn-outline { border: 2px solid #fff; color: #fff; background: transparent; }
.btn-outline:hover { background: #fff; color: var(--secondary); }
.banner-carousel { position: relative; overflow: hidden; border-radius: var(--radius); margin: 40px 0; }
.banner-slide { display: none; padding: 60px 40px; background: linear-gradient(135deg, var(--accent), #0f3460); color: #fff; border-radius: var(--radius); min-height: 300px; align-items: center; justify-content: center; text-align: center; }
.banner-slide.active { display: flex; }
.banner-slide h2 { font-size: 2rem; margin-bottom: 15px; }
.banner-slide p { max-width: 600px; }
.banner-dots { display: flex; justify-content: center; gap: 10px; margin-top: 15px; }
.dot { width: 12px; height: 12px; border-radius: 50%; background: rgba(255,255,255,0.3); cursor: pointer; transition: var(--transition); }
.dot.active { background: var(--primary); }
section { padding: 60px 0; }
.section-title { text-align: center; font-size: 2rem; margin-bottom: 40px; position: relative; }
.section-title::after { content: ''; display: block; width: 60px; height: 4px; background: var(--primary); margin: 10px auto 0; border-radius: 2px; }
.grid-2, .grid-3, .grid-4 { display: grid; gap: 30px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.card { background: var(--glass-bg); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); border: 1px solid var(--glass-border); border-radius: var(--radius); padding: 30px; box-shadow: var(--shadow); transition: transform var(--transition), box-shadow var(--transition); }
.card:hover { transform: translateY(-5px); box-shadow: 0 12px 40px rgba(0,0,0,0.15); }
body.dark .card { background: rgba(255,255,255,0.05); border-color: rgba(255,255,255,0.1); }
.card-icon { width: 60px; height: 60px; margin-bottom: 15px; }
.card h3 { margin-bottom: 10px; font-size: 1.3rem; }
.card p { opacity: 0.8; }
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; text-align: center; }
.stat-item { padding: 30px; }
.stat-number { font-size: 2.5rem; font-weight: 700; color: var(--primary); }
.stat-label { margin-top: 8px; font-size: 1rem; opacity: 0.8; }
.faq-item { border-bottom: 1px solid rgba(0,0,0,0.1); padding: 15px 0; cursor: pointer; }
body.dark .faq-item { border-color: rgba(255,255,255,0.1); }
.faq-question { display: flex; justify-content: space-between; align-items: center; font-weight: 600; font-size: 1.1rem; }
.faq-question::after { content: '+'; font-size: 1.5rem; transition: transform var(--transition); }
.faq-item.open .faq-question::after { transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.3s ease; }
.faq-item.open .faq-answer { max-height: 300px; padding-top: 10px; }
.howto-step { display: flex; gap: 20px; margin-bottom: 25px; align-items: flex-start; }
.howto-step-num { flex-shrink: 0; width: 40px; height: 40px; background: var(--primary); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 700; }
.news-card { background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); transition: transform var(--transition); }
body.dark .news-card { background: #1e1e2f; }
.news-card:hover { transform: translateY(-3px); }
.news-card-body { padding: 20px; }
.news-card h3 { font-size: 1.2rem; margin-bottom: 8px; }
.news-card .date { font-size: 0.85rem; opacity: 0.6; margin-bottom: 10px; display: block; }
.news-card p { margin-bottom: 15px; }
.btn-read { display: inline-block; padding: 8px 20px; border: 1px solid var(--primary); border-radius: 30px; color: var(--primary); font-size: 0.9rem; transition: var(--transition); }
.btn-read:hover { background: var(--primary); color: #fff; }
.article-full { display: none; margin-top: 15px; padding: 15px; background: rgba(0,0,0,0.03); border-radius: 8px; }
body.dark .article-full { background: rgba(255,255,255,0.05); }
.article-full.show { display: block; }
.testimonial-card { text-align: center; padding: 40px 20px; }
.testimonial-card svg { width: 60px; height: 60px; margin: 0 auto 15px; border-radius: 50%; background: var(--primary); padding: 10px; }
.testimonial-card blockquote { font-style: italic; margin-bottom: 15px; opacity: 0.85; }
.testimonial-card cite { font-weight: 600; }
.team-card { text-align: center; }
.team-card svg { width: 80px; height: 80px; margin: 0 auto 15px; border-radius: 50%; background: var(--accent); padding: 15px; }
.clients-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 20px; align-items: center; }
.clients-grid svg { width: 100%; height: 60px; opacity: 0.6; transition: opacity var(--transition); }
.clients-grid svg:hover { opacity: 1; }
.contact-info { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.contact-item { display: flex; align-items: center; gap: 15px; }
.contact-item svg { width: 30px; height: 30px; flex-shrink: 0; }
.qr-grid { display: flex; gap: 40px; justify-content: center; flex-wrap: wrap; }
.qr-item { text-align: center; }
.qr-item svg { width: 120px; height: 120px; margin: 0 auto 10px; }
footer { background: var(--secondary); color: #fff; padding: 60px 0 20px; }
.footer-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; margin-bottom: 40px; }
.footer-col h4 { margin-bottom: 15px; font-size: 1.2rem; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 8px; }
.footer-col a { color: rgba(255,255,255,0.7); }
.footer-col a:hover { color: var(--primary); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 20px; text-align: center; font-size: 0.9rem; opacity: 0.7; }
.back-to-top { position: fixed; bottom: 30px; right: 30px; width: 50px; height: 50px; background: var(--primary); color: #fff; border: none; border-radius: 50%; cursor: pointer; display: none; align-items: center; justify-content: center; font-size: 1.5rem; box-shadow: 0 4px 15px rgba(0,0,0,0.3); z-index: 999; transition: var(--transition); }
.back-to-top.show { display: flex; }
.back-to-top:hover { transform: scale(1.1); }
.search-modal { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.8); z-index: 2000; align-items: center; justify-content: center; }
.search-modal.open { display: flex; }
.search-modal-content { background: #fff; padding: 40px; border-radius: var(--radius); max-width: 500px; width: 90%; }
body.dark .search-modal-content { background: #1e1e2f; }
.search-modal input { width: 100%; padding: 12px; border: 2px solid #ddd; border-radius: 8px; font-size: 1rem; margin-bottom: 15px; }
body.dark .search-modal input { background: #2a2a3e; border-color: #444; color: #fff; }
.search-modal .search-results { max-height: 300px; overflow-y: auto; }
.search-modal .search-result-item { padding: 10px; border-bottom: 1px solid #eee; cursor: pointer; }
.search-modal .search-result-item:hover { background: #f5f5f5; }
body.dark .search-modal .search-result-item { border-color: #333; }
body.dark .search-modal .search-result-item:hover { background: #2a2a3e; }
.scroll-animate { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.scroll-animate.visible { opacity: 1; transform: translateY(0); }
@media (max-width: 768px) {
  nav ul { display: none; flex-direction: column; background: var(--secondary); position: absolute; top: 100%; left: 0; width: 100%; padding: 20px; gap: 10px; }
  nav ul.open { display: flex; }
  .menu-toggle { display: flex; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .clients-grid { grid-template-columns: repeat(3, 1fr); }
  .contact-info { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero h1 { font-size: 2rem; }
  .banner-slide { padding: 40px 20px; }
  .banner-slide h2 { font-size: 1.5rem; }
}
@media (max-width: 480px) {
  .stat-grid { grid-template-columns: 1fr; }
  .clients-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
}