:root{--bg-color:#f8f9fa;--primary-blue:#0A66C2;--primary-hover:#084e96;--text-main:#333;--text-muted:#666;--white:#fff;--border-color:#e5e7eb;--card-shadow:0 4px 6px -1px rgba(0,0,0,0.1),0 2px 4px -1px rgba(0,0,0,0.06);--badge-pink:#fdf2f8;--badge-pink-text:#db2777;--badge-red:#fef2f2;--badge-red-text:#dc2626;--badge-green:#f0fdf4;--badge-green-text:#16a34a;--badge-teal:#f0fdfa;--badge-teal-text:#0d9488;--badge-orange:#fff7ed;--badge-orange-text:#ea580c;--footer-bg:#1e293b;--footer-text:#cbd5e1;--pill-bg:#e0f2fe;--pill-text:#0369a1;--stats-bg:#e0f2fe;--testimonial-bg:linear-gradient(135deg,#fffbeb 0%,#fff 100%)}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:'Inter',sans-serif;color:var(--text-main);background-color:var(--bg-color);line-height:1.5}
a{text-decoration:none;color:inherit}
ul{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.highlight{color:var(--white);background-color:var(--primary-blue);padding:0 8px;border-radius:4px}
.page-title{text-align:center;margin:2rem auto 1rem}
.page-title h1{font-size:2rem;font-weight:700;margin-bottom:.5rem}
.page-title p{color:var(--text-muted);font-size:1rem}
.header{background-color:var(--white);border-bottom:1px solid var(--border-color);position:sticky;top:0;z-index:100}
.header-container{display:flex;justify-content:space-between;align-items:center;height:70px}
.logo{font-size:1.5rem;font-weight:700;color:var(--primary-blue)}
.nav ul{display:flex;gap:2rem}
.nav a{font-weight:500;color:var(--text-muted);transition:color .2s}
.nav a.active,.nav a:hover{color:var(--primary-blue)}
.search-bar{display:flex;align-items:center;background-color:var(--bg-color);border-radius:20px;padding:5px 15px;border:1px solid var(--border-color)}
.search-bar input{border:none;background:0 0;outline:0;padding:5px;width:200px;font-family:'Inter',sans-serif}
.hero{margin:2rem auto}
.hero-banner{background:linear-gradient(90deg,#004d40,#00796b);border-radius:12px;padding:4rem 2rem;text-align:center;color:var(--white);box-shadow:var(--card-shadow);display:flex;flex-direction:column;justify-content:center;align-items:center;min-height:250px}
.hero-banner h2{color:var(--white);font-size:2.5rem;margin-bottom:1rem}
.hero-badges{display:flex;gap:1rem;justify-content:center}
.badge{padding:6px 16px;border-radius:20px;font-weight:600;font-size:.9rem}
.badge-green{background-color:#10b981;color:#fff}
.badge-orange{background-color:#f59e0b;color:#fff}
.section-bg{background-color:var(--white);border-radius:12px;padding:2rem;margin-bottom:2rem;box-shadow:var(--card-shadow)}
.section-header{display:flex;align-items:center;gap:1rem;margin-bottom:1.5rem}
.section-header h2{font-size:1.25rem;font-weight:600}
.badge-title{padding:4px 8px;border-radius:4px;font-size:.75rem;font-weight:700;text-transform:uppercase}
.badge-title.badge-pink{background-color:var(--badge-pink);color:var(--badge-pink-text)}
.badge-title.badge-red{background-color:var(--badge-red);color:var(--badge-red-text)}
.badge-title.badge-green{background-color:var(--badge-green);color:var(--badge-green-text)}
.badge-title.badge-teal{background-color:var(--badge-teal);color:var(--badge-teal-text)}
.badge-title.badge-orange{background-color:var(--badge-orange);color:var(--badge-orange-text)}
.exam-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:1rem}
.exam-card{background-color:var(--white);border:1px solid var(--border-color);border-radius:8px;padding:1.5rem 1rem;text-align:center;display:flex;flex-direction:column;align-items:center;gap:.5rem;transition:box-shadow .2s;cursor:pointer}
.exam-card:hover{box-shadow:var(--card-shadow)}
.icon-placeholder{width:40px;height:40px;background-color:#f1f5f9;border-radius:50%;margin-bottom:.5rem;display:flex;align-items:center;justify-content:center}
.icon-placeholder::after{content:'🏆';font-size:1.2rem}
.exam-card span{font-size:.85rem;font-weight:500;color:var(--text-main)}
.category-layout{display:grid;grid-template-columns:250px 1fr;gap:2rem}
.sidebar{border-right:1px solid var(--border-color);padding-right:1rem}
.category-list li{margin-bottom:.25rem}
.category-list a{display:block;padding:.75rem 1rem;border-radius:8px;color:var(--text-muted);font-weight:500;font-size:.9rem;transition:all .2s}
.category-list a:hover{background-color:#f8fafc;color:var(--primary-blue)}
.category-list a.active{background-color:var(--primary-blue);color:var(--white)}
.content-search{margin-bottom:1.5rem;max-width:400px}
.pill-grid{display:flex;flex-wrap:wrap;gap:.75rem}
.pill-btn{background-color:var(--primary-blue);color:var(--white);padding:.5rem 1.25rem;border-radius:50px;font-size:.85rem;font-weight:500;transition:background-color .2s;display:inline-flex;align-items:center;gap:.5rem}
.pill-btn::before{content:'';display:inline-block;width:16px;height:16px;background-color:rgba(255,255,255,.2);border-radius:50%}
.pill-btn:hover{background-color:var(--primary-hover)}
.test-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1.5rem}
.test-card{background-color:var(--white);border:1px solid var(--border-color);border-radius:8px;display:flex;flex-direction:column;overflow:hidden;transition:box-shadow .2s}
.test-card:hover{box-shadow:var(--card-shadow)}
.test-card-header{padding:1rem;border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center}
.test-exam-name{font-weight:600;font-size:.9rem;display:flex;align-items:center;gap:.5rem}
.test-exam-name::before{content:'';display:inline-block;width:16px;height:16px;background-color:var(--primary-blue);border-radius:50%}
.badge-new{background-color:var(--badge-red-text);color:#fff;font-size:.65rem;padding:2px 6px;border-radius:4px;font-weight:700}
.test-card-body{padding:1rem;flex-grow:1}
.test-card-body h3{font-size:1rem;margin-bottom:.5rem}
.tag{display:inline-block;background-color:var(--pill-bg);color:var(--pill-text);font-size:.75rem;padding:2px 8px;border-radius:4px;margin-bottom:1rem}
.test-details{font-size:.8rem;color:var(--text-muted)}
.test-details li{margin-bottom:.25rem;display:flex;align-items:center;gap:.5rem}
.test-details li::before{content:'•';color:#cbd5e1}
.test-card-footer{padding:1rem;border-top:1px solid var(--border-color)}
.btn{display:block;width:100%;padding:.75rem;border:none;border-radius:6px;font-weight:500;font-family:inherit;cursor:pointer;text-align:center;transition:background-color .2s}
.btn-primary{background-color:var(--primary-blue);color:var(--white)}
.btn-primary:hover{background-color:var(--primary-hover)}
.statistics{background-color:var(--stats-bg);padding:3rem 0;margin-bottom:2rem}
.stats-header{display:flex;align-items:center;gap:1rem;margin-bottom:2rem;justify-content:center}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;text-align:center}
.stat-item{padding:1rem}
.stat-number{font-size:2rem;font-weight:700;color:var(--primary-blue);margin-bottom:.5rem}
.stat-label{font-size:.9rem;color:var(--text-muted);font-weight:500}
.testimonial-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem}
.testimonial-card{background:var(--testimonial-bg);border:1px solid var(--border-color);border-radius:8px;padding:1.5rem;display:flex;justify-content:space-between;align-items:flex-start}
.testimonial-content{flex:1}
.testimonial-content p{font-size:.9rem;color:var(--text-main);margin-bottom:1rem;font-style:italic}
.rating{font-size:.8rem;margin-bottom:.5rem}
.user-name{font-size:.85rem;font-weight:600;color:var(--text-muted)}
.avatar-placeholder{width:48px;height:48px;background-color:#e2e8f0;border-radius:50%;margin-left:1rem;flex-shrink:0;display:flex;align-items:center;justify-content:center}
.avatar-placeholder::after{content:'👤';font-size:1.5rem}
.footer{background-color:var(--footer-bg);color:var(--footer-text);padding-top:3rem}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:2rem;margin-bottom:2rem}
.footer-logo{font-size:1.5rem;font-weight:700;color:var(--white);margin-bottom:1rem}
.brand-col p{font-size:.9rem;margin-bottom:1.5rem;color:#94a3b8;max-width:400px}
.footer-email{color:var(--white);font-weight:500;display:inline-flex;align-items:center;gap:.5rem}
.footer-email::before{content:'✉️'}
.footer-col h3{color:var(--white);font-size:1.1rem;margin-bottom:1rem}
.footer-col ul li{margin-bottom:.5rem}
.footer-col a{color:#94a3b8;font-size:.9rem;transition:color .2s}
.footer-col a:hover{color:var(--white)}
.footer-bottom{background-color:#0f172a;padding:1.5rem 0;text-align:center}
.footer-bottom p{font-size:.85rem;color:#64748b}

/* Responsive */
@media (max-width:992px){
    .category-layout{grid-template-columns:1fr}
    .sidebar{border-right:none;border-bottom:1px solid var(--border-color);padding-right:0;padding-bottom:1rem}
    .category-list{display:flex;overflow-x:auto;gap:.5rem;padding-bottom:.5rem}
    .category-list li{margin-bottom:0;white-space:nowrap}
    .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
    .header-container{flex-direction:column;height:auto;padding:1rem 0;gap:1rem}
    .nav ul{flex-wrap:wrap;justify-content:center}
    .search-bar{width:100%;max-width:400px}
    .stats-grid{grid-template-columns:1fr 1fr}
    .hero-banner{padding:2rem 1rem}
    .hero-banner h2{font-size:1.75rem}
    .hero-badges{flex-direction:column;align-items:center}
    .footer-grid{grid-template-columns:1fr}
}
@media (max-width:480px){
    .stats-grid,.exam-grid,.test-grid{grid-template-columns:1fr}
    .pill-btn{width:100%;display:flex;justify-content:center}
}