/* ===== BlokTeh Academy — Design System ===== */
:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #a5b4fc;
    --primary-bg: #eef2ff;
    --accent: #06b6d4;
    --accent-dark: #0891b2;
    --text: #1e293b;
    --text-light: #64748b;
    --text-muted: #94a3b8;
    --bg: #ffffff;
    --bg-alt: #f8fafc;
    --bg-dark: #0f172a;
    --border: #e2e8f0;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 1px 3px rgba(0,0,0,.08);
    --shadow-lg: 0 10px 40px rgba(0,0,0,.1);
    --transition: .25s ease;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); color: var(--text); background: var(--bg); line-height: 1.6; -webkit-font-smoothing: antialiased; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; display: block; }
.container { max-width: 1140px; margin: 0 auto; padding: 0 20px; }
.section { padding: 80px 0; }
.section-label { display: inline-block; background: var(--primary-bg); color: var(--primary); font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 1.5px; padding: 6px 16px; border-radius: 20px; margin-bottom: 16px; }
.section-title { font-size: 36px; font-weight: 800; line-height: 1.2; margin-bottom: 16px; }
.section-subtitle { font-size: 17px; color: var(--text-light); max-width: 600px; line-height: 1.7; }

/* ===== Buttons ===== */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 28px; border-radius: var(--radius-sm); font-weight: 600; font-size: 15px; font-family: var(--font); cursor: pointer; border: none; transition: all var(--transition); }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(99,102,241,.3); }
.btn-outline { border: 2px solid var(--primary); color: var(--primary); background: transparent; }
.btn-outline:hover { background: var(--primary); color: #fff; }
.btn-sm { padding: 8px 18px; font-size: 13px; }
.btn-lg { padding: 16px 36px; font-size: 16px; }

/* ===== Trust Marquee ===== */
.trust-marquee { background: var(--primary); color: #fff; overflow: hidden; white-space: nowrap; font-size: 13px; font-weight: 500; }
.marquee-track { display: inline-flex; animation: scroll 30s linear infinite; }
.marquee-track span { padding: 10px 40px; }
@keyframes scroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* ===== Header ===== */
.site-header { background: #fff; border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 100; }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 18px; color: var(--text); }
.logo strong { color: var(--primary); }
.main-nav { display: flex; gap: 32px; }
.main-nav a { font-size: 15px; font-weight: 500; color: var(--text-light); transition: color var(--transition); }
.main-nav a:hover { color: var(--primary); }
.header-cta { padding: 10px 22px; font-size: 14px; }
.mobile-toggle { display: none; background: none; border: none; cursor: pointer; padding: 4px; }
.mobile-toggle span { display: block; width: 22px; height: 2px; background: var(--text); margin: 5px 0; transition: var(--transition); }

/* ===== Hero ===== */
.hero { padding: 80px 0 60px; background: linear-gradient(135deg, var(--bg-alt) 0%, #e0e7ff 100%); }
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.hero-label { display: inline-flex; align-items: center; gap: 8px; background: var(--primary-bg); color: var(--primary); font-size: 13px; font-weight: 600; padding: 8px 16px; border-radius: 20px; margin-bottom: 20px; }
.hero h1 { font-size: 48px; font-weight: 800; line-height: 1.15; margin-bottom: 20px; }
.hero h1 span { color: var(--primary); }
.hero p { font-size: 17px; color: var(--text-light); line-height: 1.7; margin-bottom: 32px; max-width: 500px; }
.hero-buttons { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-trust { display: flex; align-items: center; gap: 8px; margin-top: 24px; font-size: 13px; color: var(--text-muted); }
.hero-image { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg); }
.hero-image img { width: 100%; height: 400px; object-fit: cover; }

/* ===== Stats ===== */
.stats { background: var(--bg-dark); padding: 50px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; text-align: center; }
.stat-number { font-size: 42px; font-weight: 800; color: var(--primary-light); }
.stat-label { font-size: 14px; color: #94a3b8; margin-top: 4px; }

/* ===== Programs Grid ===== */
.programs-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 40px; }
.program-card { background: #fff; border-radius: var(--radius); border: 1px solid var(--border); overflow: hidden; transition: all var(--transition); }
.program-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.program-card img { width: 100%; height: 200px; object-fit: cover; }
.program-badge { position: absolute; top: 12px; left: 12px; background: var(--primary); color: #fff; font-size: 11px; font-weight: 600; padding: 4px 10px; border-radius: 4px; text-transform: uppercase; }
.program-card .card-img { position: relative; }
.program-card .card-body { padding: 24px; }
.program-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; }
.program-card p { font-size: 14px; color: var(--text-light); line-height: 1.7; margin-bottom: 16px; }
.program-price { font-size: 28px; font-weight: 800; color: var(--primary); }
.program-price small { font-size: 14px; font-weight: 400; color: var(--text-muted); }
.program-card .btn { width: 100%; }

/* ===== Features ===== */
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 40px; }
.feature-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 32px 24px; text-align: center; transition: all var(--transition); }
.feature-card:hover { border-color: var(--primary-light); box-shadow: var(--shadow); }
.feature-icon { width: 48px; height: 48px; background: var(--primary-bg); border-radius: 12px; display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; font-size: 22px; }
.feature-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.feature-card p { font-size: 13px; color: var(--text-light); line-height: 1.7; }

/* ===== Testimonials ===== */
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 40px; }
.testimonial-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; }
.testimonial-stars { color: #f59e0b; font-size: 16px; margin-bottom: 14px; }
.testimonial-card blockquote { font-size: 14px; color: var(--text); line-height: 1.7; font-style: italic; margin-bottom: 20px; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--primary-bg); color: var(--primary); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 14px; }
.testimonial-name { font-weight: 600; font-size: 14px; }
.testimonial-role { font-size: 12px; color: var(--text-muted); }

/* ===== CTA ===== */
.cta-section { background: linear-gradient(135deg, var(--primary) 0%, #4338ca 100%); padding: 80px 0; text-align: center; color: #fff; }
.cta-section h2 { font-size: 36px; font-weight: 800; margin-bottom: 16px; }
.cta-section p { font-size: 17px; opacity: .85; margin-bottom: 32px; max-width: 500px; margin-left: auto; margin-right: auto; }
.cta-section .btn { background: #fff; color: var(--primary); font-weight: 700; }
.cta-section .btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,.2); }

/* ===== About Page ===== */
.about-hero { padding: 60px 0; background: var(--bg-alt); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; margin-top: 40px; }
.about-grid img { border-radius: var(--radius); box-shadow: var(--shadow-lg); }
.about-content h2 { font-size: 28px; font-weight: 700; margin-bottom: 16px; }
.about-content p { font-size: 15px; color: var(--text-light); line-height: 1.8; margin-bottom: 16px; }
.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 40px; }
.team-card { text-align: center; }
.team-card .avatar { width: 80px; height: 80px; border-radius: 50%; background: var(--primary-bg); color: var(--primary); display: flex; align-items: center; justify-content: center; font-size: 24px; font-weight: 700; margin: 0 auto 12px; }
.team-card h4 { font-size: 15px; font-weight: 600; }
.team-card p { font-size: 13px; color: var(--text-muted); }
.values-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 40px; }
.value-card { padding: 28px; border: 1px solid var(--border); border-radius: var(--radius); }
.value-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.value-card p { font-size: 14px; color: var(--text-light); line-height: 1.7; }

/* ===== Contact Page ===== */
.contact-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 60px; margin-top: 40px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 6px; }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 12px 16px; border: 1px solid var(--border); border-radius: var(--radius-sm); font-size: 14px; font-family: var(--font); transition: border-color var(--transition); }
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(99,102,241,.1); }
.form-group textarea { min-height: 120px; resize: vertical; }
.form-check { display: flex; align-items: flex-start; gap: 8px; font-size: 13px; color: var(--text-light); margin-bottom: 20px; }
.form-check input { margin-top: 3px; accent-color: var(--primary); }
.contact-info-card { background: var(--bg-alt); border-radius: var(--radius); padding: 32px; }
.contact-info-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 20px; }
.contact-detail { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 20px; }
.contact-detail .icon { width: 40px; height: 40px; background: var(--primary-bg); border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 18px; flex-shrink: 0; }
.contact-detail h4 { font-size: 14px; font-weight: 600; margin-bottom: 2px; }
.contact-detail p { font-size: 13px; color: var(--text-light); }

/* ===== Legal Pages ===== */
.legal-page { padding: 60px 0; }
.legal-page h1 { font-size: 32px; font-weight: 800; margin-bottom: 8px; }
.legal-page .updated { font-size: 13px; color: var(--text-muted); margin-bottom: 32px; }
.legal-page h2 { font-size: 20px; font-weight: 700; margin: 32px 0 12px; }
.legal-page h3 { font-size: 17px; font-weight: 600; margin: 24px 0 10px; }
.legal-page p { font-size: 15px; color: var(--text-light); line-height: 1.8; margin-bottom: 16px; }
.legal-page ul { padding-left: 24px; margin-bottom: 16px; }
.legal-page ul li { font-size: 15px; color: var(--text-light); line-height: 1.7; margin-bottom: 8px; list-style: disc; }

/* ===== FAQ Accordion ===== */
.faq-item { border: 1px solid var(--border); border-radius: var(--radius-sm); margin-bottom: 12px; overflow: hidden; }
.faq-question { width: 100%; text-align: left; padding: 16px 20px; background: #fff; border: none; font-size: 15px; font-weight: 600; color: var(--text); cursor: pointer; display: flex; align-items: center; justify-content: space-between; font-family: var(--font); transition: background var(--transition); }
.faq-question:hover { background: var(--bg-alt); }
.faq-question::after { content: '+'; font-size: 20px; font-weight: 300; color: var(--text-muted); transition: transform var(--transition); }
.faq-item.active .faq-question::after { content: '−'; }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; }
.faq-item.active .faq-answer { max-height: 300px; }
.faq-answer p { padding: 0 20px 16px; font-size: 14px; color: var(--text-light); line-height: 1.7; }

/* ===== Footer ===== */
.site-footer { background: var(--bg-dark); color: #d1d5db; padding: 60px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 40px; }
.footer-logo { display: flex; align-items: center; gap: 10px; font-size: 17px; color: #fff; margin-bottom: 14px; }
.footer-logo strong { color: var(--primary-light); }
.footer-desc { font-size: 14px; line-height: 1.7; color: #9ca3af; }
.footer-col h4 { font-size: 14px; font-weight: 600; color: #fff; margin-bottom: 16px; text-transform: uppercase; letter-spacing: 1px; }
.footer-col a { display: block; font-size: 14px; color: #9ca3af; margin-bottom: 10px; transition: color var(--transition); }
.footer-col a:hover { color: var(--primary-light); }
.footer-bottom { border-top: 1px solid #1e293b; margin-top: 40px; padding: 20px 0; text-align: center; font-size: 13px; color: #6b7280; }

/* ===== Cookie Banner ===== */
.cookie-banner { position: fixed; bottom: 0; left: 0; right: 0; background: var(--bg-dark); color: #d1d5db; padding: 16px 24px; display: none; align-items: center; justify-content: center; gap: 20px; z-index: 1000; font-size: 14px; }
.cookie-banner a { color: var(--primary-light); text-decoration: underline; }
.cookie-banner.show { display: flex; }

/* ===== Animations ===== */
.fade-in { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .main-nav { display: none; position: fixed; top: 68px; left: 0; right: 0; background: #fff; flex-direction: column; padding: 20px; gap: 16px; border-bottom: 1px solid var(--border); box-shadow: var(--shadow-lg); }
    .main-nav.active { display: flex; }
    .mobile-toggle { display: block; }
    .header-cta { display: none; }
    .hero h1 { font-size: 32px; }
    .hero-grid, .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 30px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
    .programs-grid, .testimonials-grid, .values-grid { grid-template-columns: 1fr; }
    .features-grid, .team-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
    .section { padding: 50px 0; }
    .section-title { font-size: 28px; }
    .cookie-banner { flex-direction: column; text-align: center; gap: 12px; }
}