:root{--bg: #f9fafb;--text: #0f172a;--card: #ffffff;--border: #e5e7eb;--muted: #64748b;--primary: #2563eb}body.dark{--bg: #0f172a;--text: #f1f5f9;--card: #1e293b;--border: #334155;--muted: #94a3b8;--primary: #3b82f6}*{box-sizing:border-box;margin:0;padding:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}body{background:var(--bg);color:var(--text);transition:background-color .3s ease,color .3s ease}.main{min-height:calc(100vh - 72px);padding:80px 20px}.header{width:100%;position:sticky;top:0;z-index:100;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);transition:all .3s ease}body:not(.dark) .header{background:#ffffffe6;border-bottom:1px solid var(--border)}body.dark .header{background:#0f172ad9;border-bottom:1px solid var(--border)}.header__container{max-width:1200px;margin:0 auto;padding:18px 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h2{font-size:1.6rem;font-weight:700;margin-bottom:16px}.pages__context p{font-size:1rem;line-height:1.6;margin-bottom:14px}body:not(.dark) .pages__context{background:#fff;border:1px solid #e5e7eb;box-shadow:0 10px 30px #0000000f}body:not(.dark) .pages__context p{color:#475569}body:not(.dark) .pages__subtitle{color:#475569}body.dark .pages__context{background:var(--card);border:1px solid var(--border);box-shadow:0 10px 30px #00000040}body.dark .pages__context p{color:var(--text)}.pages__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:35px}@media(max-width:768px){.pages{padding:40px 20px 30px}.pages__section{margin-bottom:30px}.pages__section:last-child{margin-bottom:0}}.link-card{background:linear-gradient(145deg,#1e293be6,#0f172ae6);border:1px solid rgba(255,255,255,.06);border-radius:18px;padding:22px;text-decoration:none;color:var(--text);display:flex;flex-direction:column;height:100%;transition:all .3s 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var(--border);font-size:.85rem;color:var(--muted)}@media(max-width:768px){.footer{margin-top:50px}.footer__container{padding:40px 20px;gap:30px}}