*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;margin:0;color:#1a1a1a;background:#f8fafc;line-height:1.6}.container{max-width:1200px;margin:0 auto;padding:20px}.navbar{background:#fff;box-shadow:0 1px 3px rgba(0,0,0,0.1);position:sticky;top:0;z-index:100}.navbar .container{display:flex;justify-content:space-between;align-items:center;padding:16px 20px}.brand{font-weight:700;font-size:1.5rem;color:#0ea5e9;text-decoration:none;transition:color 0.2s}.brand:hover{color:#0284c7}.nav-links{display:flex;gap:8px;align-items:center}.nav-links a{padding:8px 16px;text-decoration:none;color:#475569;border-radius:6px;transition:all 0.2s;font-weight:500}.nav-links a:hover{background:#f1f5f9;color:#0ea5e9}.hero{padding:80px 20px;text-align:center;background:linear-gradient(135deg,#0ea5e9 0%,#06b6d4 100%);color:#fff;border-radius:12px;margin:20px 0}.hero h1{font-size:2.5rem;margin-bottom:16px;font-weight:700}.hero p{font-size:1.25rem;margin-bottom:32px;opacity:0.95}.btn{display:inline-block;padding:12px 24px;border-radius:8px;text-decoration:none;font-weight:600;transition:all 0.2s;border:none;cursor:pointer;font-size:1rem}.btn.primary{background:#fff;color:#0ea5e9;box-shadow:0 4px 6px rgba(0,0,0,0.1)}.btn.primary:hover{transform:translateY(-2px);box-shadow:0 6px 12px rgba(0,0,0,0.15)}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px;margin:32px 0}.card{display:block;background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:20px;text-decoration:none;color:inherit;transition:all 0.3s;box-shadow:0 1px 3px rgba(0,0,0,0.05)}.card:hover{transform:translateY(-4px);box-shadow:0 12px 24px rgba(0,0,0,0.1);border-color:#0ea5e9}.card h3{font-size:1.1rem;margin-bottom:8px;color:#1a1a1a;line-height:1.4}.card .muted{font-size:1.25rem;font-weight:700;color:#0ea5e9;margin:8px 0}.muted{color:#64748b}.truncate{overflow:hidden;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;color:#475569;font-size:0.95rem;margin-top:8px}.filters{display:flex;gap:12px;align-items:center;margin:24px 0;flex-wrap:wrap}.pdf-viewer{position:relative;width:100%;min-height:80vh;border:1px solid #e2e8f0;border-radius:12px;overflow:hidden;background:#fff;box-shadow:0 4px 6px rgba(0,0,0,0.05)}.pdf-iframe{width:100%;height:80vh;min-height:600px}.footer{background:#1e293b;color:#cbd5e1;margin-top:60px;padding:40px 20px 20px}.footer-content{max-width:1200px;margin:0 auto;text-align:center}.footer-links{display:flex;justify-content:center;gap:32px;margin-bottom:24px;flex-wrap:wrap}.footer-links a{color:#cbd5e1;text-decoration:none;transition:color 0.2s}.footer-links a:hover{color:#fff}.footer-contact{margin:20px 0;padding:20px;background:rgba(255,255,255,0.05);border-radius:8px;display:inline-block}.footer-contact p{margin:8px 0}.footer-contact a{color:#0ea5e9;text-decoration:none;font-weight:600}.footer-contact a:hover{text-decoration:underline}.footer-bottom{margin-top:24px;padding-top:24px;border-top:1px solid rgba(255,255,255,0.1);color:#94a3b8;font-size:0.9rem}h2{font-size:1.75rem;margin:32px 0 16px;color:#1a1a1a}@media(max-width:768px){.hero h1{font-size:1.75rem}.hero p{font-size:1rem}.navbar .container{flex-direction:column;gap:12px}.nav-links{flex-wrap:wrap;justify-content:center}.grid{grid-template-columns:1fr;gap:16px}.pdf-viewer{min-height:70vh;border-radius:0;border-left:0;border-right:0}.pdf-iframe{height:70vh;min-height:500px}.footer-links{flex-direction:column;gap:16px}}