:root { --primary: #1E3A8A; --secondary: #F97316; --bg: #F3F4F6; --text: #1F2937; --white: #FFFFFF; }
* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; }
body { background-color: var(--bg); color: var(--text); line-height: 1.6; }
.container { width: 90%; max-width: 1200px; margin: 0 auto; }
.navbar { background: var(--white); box-shadow: 0 2px 4px rgba(0,0,0,0.1); position: sticky; top: 0; z-index: 100; }
.nav-container { display: flex; justify-content: space-between; align-items: center; padding: 15px 0; }
.logo { font-size: 24px; font-weight: bold; text-decoration: none; color: var(--primary); }
.logo span { color: var(--secondary); }
.nav-links { list-style: none; display: flex; gap: 20px; }
.nav-links a { text-decoration: none; color: var(--text); font-weight: 500; transition: color 0.3s; }
.nav-links a:hover { color: var(--secondary); }
.ad-banner { background: #e5e7eb; border: 1px dashed #9ca3af; text-align: center; padding: 20px; margin: 20px auto; color: #6b7280; }
.hero { background: var(--primary); color: var(--white); padding: 60px 20px; text-align: center; border-radius: 8px; margin-top: 20px; }
.hero h1 { font-size: 2.5rem; margin-bottom: 10px; }
.hero .btn { background: var(--secondary); color: var(--white); padding: 10px 20px; text-decoration: none; border-radius: 5px; font-weight: bold; display: inline-block; margin-top: 15px; }
.section-title { border-left: 4px solid var(--secondary); padding-left: 10px; margin: 30px 0 15px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; }
.card { background: var(--white); padding: 20px; border-radius: 8px; box-shadow: 0 2px 5px rgba(0,0,0,0.05); }
.card h3 { color: var(--primary); margin-bottom: 10px; }
.card a { color: var(--secondary); text-decoration: none; font-weight: bold; }
footer { background: var(--primary); color: var(--white); padding: 30px 0; margin-top: 40px; text-align: center; }
.footer-links { margin-bottom: 15px; }
.footer-links a { color: var(--white); margin: 0 10px; text-decoration: none; }
/* Quiz Styles */
.quiz-question { background: var(--white); padding: 20px; margin-bottom: 15px; border-radius: 8px; }
.quiz-options label { display: block; padding: 10px; background: var(--bg); margin-top: 8px; border-radius: 4px; cursor: pointer; }
.quiz-options input { margin-right: 10px; }
#quiz-result { display: none; font-size: 1.5rem; font-weight: bold; color: var(--primary); text-align: center; padding: 20px; background: var(--white); border-radius: 8px; }
/* Admin Styles */
.admin-form input, .admin-form textarea, .admin-form select { width: 100%; padding: 10px; margin-bottom: 15px; border: 1px solid #ccc; border-radius: 4px; }
.admin-form button { background: var(--primary); color: white; border: none; padding: 10px 20px; cursor: pointer; border-radius: 4px; }
@media (max-width: 768px) { .nav-container { flex-direction: column; gap: 15px; } .nav-links { flex-wrap: wrap; justify-content: center; } }