/* ================================================
   EduStrain - Platform Pelatihan Digital Indonesia
   Main Stylesheet - Professional & Modern
   ================================================ */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Fraunces:ital,wght@0,400;0,700;1,400&display=swap');

:root {
  --primary: #1a56db;
  --primary-dark: #1040b0;
  --primary-light: #e8f0fe;
  --accent: #f59e0b;
  --accent-dark: #d97706;
  --success: #10b981;
  --danger: #ef4444;
  --dark: #0f172a;
  --dark-2: #1e293b;
  --dark-3: #334155;
  --gray: #64748b;
  --gray-light: #94a3b8;
  --border: #e2e8f0;
  --bg-light: #f8faff;
  --bg-white: #ffffff;
  --text: #1e293b;
  --text-muted: #64748b;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,.1);
  --shadow-lg: 0 12px 40px rgba(0,0,0,.12);
  --shadow-xl: 0 24px 64px rgba(0,0,0,.15);
  --radius: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  --transition: all .3s cubic-bezier(.4,0,.2,1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  color: var(--text);
  background: var(--bg-white);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ===== UTILITY ===== */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section-pad { padding: 96px 0; }
.section-pad-sm { padding: 64px 0; }
.text-center { text-align: center; }
.flex { display: flex; }
.grid { display: grid; }
.hidden { display: none !important; }

.badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--primary-light); color: var(--primary);
  font-size: 12px; font-weight: 700; letter-spacing: .08em;
  text-transform: uppercase; padding: 6px 14px; border-radius: 50px;
}
.badge::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--primary); }

.section-title {
  font-family: 'Fraunces', serif;
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.2;
  color: var(--dark);
  margin-bottom: 16px;
}
.section-title span { color: var(--primary); }
.section-desc { font-size: 17px; color: var(--text-muted); max-width: 580px; line-height: 1.7; }
.section-header { margin-bottom: 56px; }
.section-header.center { text-align: center; }
.section-header.center .section-desc { margin: 0 auto; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px; border-radius: 10px;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 15px; font-weight: 600;
  text-decoration: none; cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition); white-space: nowrap;
}
.btn-primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(26,86,219,.35); }
.btn-outline { background: transparent; color: var(--primary); border-color: var(--primary); }
.btn-outline:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
.btn-white { background: #fff; color: var(--primary); border-color: #fff; }
.btn-white:hover { background: var(--primary-light); border-color: var(--primary-light); transform: translateY(-2px); }
.btn-accent { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-accent:hover { background: var(--accent-dark); border-color: var(--accent-dark); transform: translateY(-2px); }
.btn-sm { padding: 10px 20px; font-size: 13px; }
.btn-lg { padding: 18px 36px; font-size: 16px; border-radius: 12px; }

/* ===== NAVBAR ===== */
#navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
  padding: 0;
}
#navbar.scrolled { border-color: var(--border); box-shadow: var(--shadow-md); }

.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}

.nav-logo {
  display: flex; align-items: center; gap: 12px;
  text-decoration: none;
}
.nav-logo-icon {
  width: 42px; height: 42px; border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), #3b82f6);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; font-weight: 800; color: #fff;
  font-family: 'Fraunces', serif;
}
.nav-logo-text { font-size: 20px; font-weight: 800; color: var(--dark); }
.nav-logo-text span { color: var(--primary); }

.nav-menu { display: flex; align-items: center; gap: 4px; list-style: none; }
.nav-menu a {
  text-decoration: none; color: var(--dark-3);
  font-size: 14px; font-weight: 500;
  padding: 8px 14px; border-radius: 8px;
  transition: var(--transition); display: block;
}
.nav-menu a:hover, .nav-menu a.active { color: var(--primary); background: var(--primary-light); }

.nav-actions { display: flex; align-items: center; gap: 12px; }

.hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.hamburger span { display: block; width: 24px; height: 2px; background: var(--dark); border-radius: 2px; transition: var(--transition); }

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 50%, #1a56db 100%);
  position: relative; overflow: hidden;
  display: flex; align-items: center;
  padding-top: 72px;
}

.hero-bg-pattern {
  position: absolute; inset: 0; opacity: .06;
  background-image: radial-gradient(circle at 25% 25%, #fff 1px, transparent 1px),
    radial-gradient(circle at 75% 75%, #fff 1px, transparent 1px);
  background-size: 40px 40px;
}

.hero-blob {
  position: absolute; border-radius: 50%;
  filter: blur(80px); opacity: .15;
}
.hero-blob-1 { width: 600px; height: 600px; background: #3b82f6; top: -200px; right: -100px; }
.hero-blob-2 { width: 400px; height: 400px; background: #f59e0b; bottom: -100px; left: -100px; }

.hero-inner {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 80px; align-items: center; position: relative; z-index: 1;
}

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,.12); color: #fff;
  padding: 8px 16px; border-radius: 50px; font-size: 13px; font-weight: 600;
  border: 1px solid rgba(255,255,255,.2); margin-bottom: 24px;
}
.hero-badge-dot { width: 6px; height: 6px; background: #4ade80; border-radius: 50%; animation: pulse 2s infinite; }

.hero-title {
  font-family: 'Fraunces', serif;
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 700; line-height: 1.1;
  color: #fff; margin-bottom: 24px;
}
.hero-title .highlight { color: var(--accent); font-style: italic; }

.hero-desc { font-size: 18px; color: rgba(255,255,255,.75); margin-bottom: 40px; line-height: 1.7; }

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 56px; }

.hero-stats { display: flex; gap: 40px; }
.hero-stat-num { font-size: 28px; font-weight: 800; color: #fff; display: block; line-height: 1; margin-bottom: 4px; }
.hero-stat-label { font-size: 13px; color: rgba(255,255,255,.6); }

.hero-visual {
  position: relative; display: flex;
  justify-content: center; align-items: center;
}

.hero-img-wrap {
  position: relative; z-index: 2;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}
.hero-img-wrap img { width: 100%; height: 480px; object-fit: cover; display: block; }

.hero-card-float {
  position: absolute; background: #fff;
  border-radius: var(--radius); padding: 16px 20px;
  box-shadow: var(--shadow-lg);
  display: flex; align-items: center; gap: 12px;
  animation: float 3s ease-in-out infinite;
}
.hero-card-float.card-1 { bottom: 40px; left: -40px; }
.hero-card-float.card-2 { top: 40px; right: -30px; animation-delay: -1.5s; }
.hero-card-icon { width: 40px; height: 40px; border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 18px; }
.icon-green { background: #d1fae5; }
.icon-blue { background: #dbeafe; }
.hero-card-text { font-size: 12px; color: var(--gray); }
.hero-card-num { font-size: 18px; font-weight: 700; color: var(--dark); line-height: 1; }

/* ===== MARQUEE / PARTNERS ===== */
.partners-strip { background: var(--dark); padding: 20px 0; overflow: hidden; }
.marquee-track {
  display: flex; gap: 60px; align-items: center;
  animation: marquee 20s linear infinite;
  white-space: nowrap;
}
.marquee-item { font-size: 13px; font-weight: 600; color: rgba(255,255,255,.4); letter-spacing: .1em; text-transform: uppercase; flex-shrink: 0; }
.marquee-dot { width: 4px; height: 4px; background: rgba(255,255,255,.2); border-radius: 50%; flex-shrink: 0; }

/* ===== FEATURES ===== */
.features { background: var(--bg-light); }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.feature-card {
  background: #fff; border-radius: var(--radius-lg);
  padding: 36px 32px; border: 1px solid var(--border);
  transition: var(--transition);
  position: relative; overflow: hidden;
}
.feature-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--primary), #3b82f6);
  transform: scaleX(0); transform-origin: left;
  transition: var(--transition);
}
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.feature-card:hover::before { transform: scaleX(1); }
.feature-icon { width: 56px; height: 56px; border-radius: 14px; background: var(--primary-light); display: flex; align-items: center; justify-content: center; font-size: 24px; margin-bottom: 24px; }
.feature-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 12px; color: var(--dark); }
.feature-card p { font-size: 14px; color: var(--text-muted); line-height: 1.7; }

/* ===== ABOUT SECTION ===== */
.about-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.about-img-wrap { position: relative; }
.about-img-main { border-radius: var(--radius-xl); overflow: hidden; box-shadow: var(--shadow-xl); }
.about-img-main img { width: 100%; height: 480px; object-fit: cover; display: block; }
.about-img-accent {
  position: absolute; bottom: -24px; right: -24px;
  width: 180px; height: 180px;
  border-radius: var(--radius-lg); overflow: hidden;
  border: 5px solid #fff; box-shadow: var(--shadow-lg);
}
.about-img-accent img { width: 100%; height: 100%; object-fit: cover; }
.about-years-badge {
  position: absolute; top: -16px; left: -16px;
  background: var(--accent); color: #fff;
  width: 100px; height: 100px; border-radius: 50%;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  box-shadow: var(--shadow-md);
}
.about-years-num { font-size: 32px; font-weight: 800; line-height: 1; }
.about-years-label { font-size: 11px; font-weight: 600; text-align: center; opacity: .9; }

.about-list { list-style: none; margin: 28px 0 32px; display: flex; flex-direction: column; gap: 14px; }
.about-list li { display: flex; align-items: center; gap: 12px; font-size: 15px; color: var(--dark-3); }
.about-list li::before { content: '✓'; width: 24px; height: 24px; background: var(--success); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 11px; font-weight: 700; flex-shrink: 0; }

.about-stats-row { display: flex; gap: 32px; margin-top: 40px; }
.about-stat { text-align: center; }
.about-stat-num { font-size: 32px; font-weight: 800; color: var(--primary); display: block; line-height: 1; }
.about-stat-label { font-size: 12px; color: var(--text-muted); margin-top: 4px; }

/* ===== COURSES ===== */
.courses { background: var(--bg-light); }
.courses-filter { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 40px; }
.filter-btn {
  padding: 8px 20px; border-radius: 50px;
  font-size: 13px; font-weight: 600;
  border: 2px solid var(--border);
  background: #fff; color: var(--gray);
  cursor: pointer; transition: var(--transition);
}
.filter-btn:hover, .filter-btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }

.courses-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.course-card {
  background: #fff; border-radius: var(--radius-lg);
  overflow: hidden; border: 1px solid var(--border);
  transition: var(--transition);
}
.course-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.course-thumb { position: relative; overflow: hidden; height: 200px; }
.course-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.course-card:hover .course-thumb img { transform: scale(1.05); }
.course-cat {
  position: absolute; top: 16px; left: 16px;
  background: var(--primary); color: #fff;
  font-size: 11px; font-weight: 700; padding: 4px 12px;
  border-radius: 50px; text-transform: uppercase; letter-spacing: .08em;
}
.course-price-badge {
  position: absolute; top: 16px; right: 16px;
  background: var(--accent); color: #fff;
  font-size: 13px; font-weight: 700; padding: 4px 12px;
  border-radius: 8px;
}
.course-body { padding: 24px; }
.course-meta { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.course-rating { display: flex; align-items: center; gap: 4px; font-size: 13px; color: var(--accent); font-weight: 600; }
.course-students { font-size: 12px; color: var(--text-muted); }
.course-title { font-size: 16px; font-weight: 700; color: var(--dark); margin-bottom: 10px; line-height: 1.4; }
.course-desc { font-size: 13px; color: var(--text-muted); line-height: 1.6; margin-bottom: 16px; }
.course-footer { display: flex; align-items: center; justify-content: space-between; padding-top: 16px; border-top: 1px solid var(--border); }
.course-instructor { display: flex; align-items: center; gap: 8px; }
.course-instructor img { width: 28px; height: 28px; border-radius: 50%; object-fit: cover; }
.course-instructor-name { font-size: 12px; color: var(--text-muted); }
.course-instructor-name strong { display: block; color: var(--dark); font-size: 13px; }

/* ===== STATS BANNER ===== */
.stats-banner {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  padding: 72px 0;
}
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.stat-item { text-align: center; color: #fff; }
.stat-num { font-size: clamp(36px, 4vw, 52px); font-weight: 800; display: block; line-height: 1; margin-bottom: 8px; font-family: 'Fraunces', serif; }
.stat-label { font-size: 14px; opacity: .8; }

/* ===== TESTIMONIALS ===== */
.testimonials { background: var(--bg-white); }
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.testi-card {
  background: var(--bg-light); border-radius: var(--radius-lg);
  padding: 32px; border: 1px solid var(--border);
  transition: var(--transition);
}
.testi-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.testi-stars { display: flex; gap: 4px; margin-bottom: 16px; }
.testi-stars span { color: var(--accent); font-size: 16px; }
.testi-text { font-size: 14px; color: var(--dark-3); line-height: 1.7; margin-bottom: 24px; font-style: italic; }
.testi-author { display: flex; align-items: center; gap: 12px; }
.testi-avatar { width: 48px; height: 48px; border-radius: 50%; object-fit: cover; border: 3px solid #fff; box-shadow: var(--shadow-sm); }
.testi-name { font-weight: 700; font-size: 14px; color: var(--dark); }
.testi-role { font-size: 12px; color: var(--text-muted); }

/* ===== INSTRUCTORS ===== */
.instructors { background: var(--bg-light); }
.instructors-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.instructor-card {
  background: #fff; border-radius: var(--radius-lg);
  overflow: hidden; border: 1px solid var(--border);
  transition: var(--transition); text-align: center;
}
.instructor-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.instructor-img { height: 220px; overflow: hidden; }
.instructor-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.instructor-card:hover .instructor-img img { transform: scale(1.05); }
.instructor-body { padding: 20px 16px; }
.instructor-name { font-weight: 700; font-size: 15px; color: var(--dark); margin-bottom: 4px; }
.instructor-title { font-size: 12px; color: var(--primary); font-weight: 600; margin-bottom: 12px; }
.instructor-social { display: flex; justify-content: center; gap: 8px; }
.social-btn { width: 30px; height: 30px; border-radius: 8px; background: var(--primary-light); color: var(--primary); display: flex; align-items: center; justify-content: center; font-size: 13px; text-decoration: none; transition: var(--transition); }
.social-btn:hover { background: var(--primary); color: #fff; }

/* ===== CTA ===== */
.cta-section {
  background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
  padding: 96px 0; position: relative; overflow: hidden;
}
.cta-bg { position: absolute; inset: 0; opacity: .05; background-image: radial-gradient(circle at 30% 30%, #fff 1px, transparent 1px); background-size: 30px 30px; }
.cta-inner { position: relative; z-index: 1; text-align: center; }
.cta-inner h2 { font-family: 'Fraunces', serif; font-size: clamp(32px, 4vw, 48px); color: #fff; margin-bottom: 16px; }
.cta-inner p { font-size: 17px; color: rgba(255,255,255,.7); margin-bottom: 40px; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ===== CONTACT ===== */
.contact-inner { display: grid; grid-template-columns: 1fr 1.4fr; gap: 72px; align-items: start; }
.contact-info-items { display: flex; flex-direction: column; gap: 28px; margin: 36px 0; }
.contact-item { display: flex; gap: 16px; align-items: flex-start; }
.contact-item-icon { width: 48px; height: 48px; border-radius: 12px; background: var(--primary-light); color: var(--primary); display: flex; align-items: center; justify-content: center; font-size: 20px; flex-shrink: 0; }
.contact-item-title { font-weight: 700; font-size: 14px; color: var(--dark); margin-bottom: 4px; }
.contact-item-val { font-size: 14px; color: var(--text-muted); line-height: 1.6; }

.contact-form-card { background: var(--bg-light); border-radius: var(--radius-xl); padding: 48px; border: 1px solid var(--border); }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 13px; font-weight: 600; color: var(--dark); margin-bottom: 8px; }
.form-group input, .form-group textarea, .form-group select {
  width: 100%; padding: 14px 16px;
  border: 2px solid var(--border); border-radius: 10px;
  font-family: 'Plus Jakarta Sans', sans-serif; font-size: 14px;
  color: var(--text); background: #fff;
  transition: var(--transition); outline: none;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: var(--primary); box-shadow: 0 0 0 4px rgba(26,86,219,.1); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ===== FOOTER ===== */
footer { background: var(--dark); color: rgba(255,255,255,.7); }
.footer-main { padding: 72px 0 48px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 48px; }
.footer-brand { }
.footer-logo { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.footer-logo-icon { width: 40px; height: 40px; border-radius: 10px; background: linear-gradient(135deg, var(--primary), #3b82f6); display: flex; align-items: center; justify-content: center; font-size: 18px; font-weight: 800; color: #fff; font-family: 'Fraunces', serif; }
.footer-logo-text { font-size: 18px; font-weight: 800; color: #fff; }
.footer-logo-text span { color: #60a5fa; }
.footer-desc { font-size: 14px; line-height: 1.7; margin-bottom: 24px; }
.footer-social { display: flex; gap: 10px; }
.footer-social-btn { width: 36px; height: 36px; border-radius: 10px; background: rgba(255,255,255,.08); color: rgba(255,255,255,.7); display: flex; align-items: center; justify-content: center; font-size: 15px; text-decoration: none; transition: var(--transition); }
.footer-social-btn:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
.footer-col-title { font-size: 14px; font-weight: 700; color: #fff; margin-bottom: 20px; }
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-links a { color: rgba(255,255,255,.6); text-decoration: none; font-size: 14px; transition: var(--transition); }
.footer-links a:hover { color: #fff; padding-left: 4px; }
.footer-newsletter p { font-size: 14px; margin-bottom: 16px; }
.newsletter-form { display: flex; gap: 8px; }
.newsletter-form input { flex: 1; padding: 12px 16px; border: 1px solid rgba(255,255,255,.15); border-radius: 10px; background: rgba(255,255,255,.08); color: #fff; font-size: 14px; font-family: 'Plus Jakarta Sans', sans-serif; outline: none; }
.newsletter-form input::placeholder { color: rgba(255,255,255,.4); }
.newsletter-form input:focus { border-color: var(--primary); }
.newsletter-form button { padding: 12px 20px; background: var(--primary); color: #fff; border: none; border-radius: 10px; font-size: 14px; font-weight: 600; cursor: pointer; transition: var(--transition); }
.newsletter-form button:hover { background: var(--primary-dark); }
.footer-bottom { padding: 24px 0; border-top: 1px solid rgba(255,255,255,.08); }
.footer-bottom-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.footer-bottom p { font-size: 13px; }
.footer-bottom-links { display: flex; gap: 20px; }
.footer-bottom-links a { color: rgba(255,255,255,.5); font-size: 13px; text-decoration: none; transition: var(--transition); }
.footer-bottom-links a:hover { color: #fff; }

/* ===== MODAL ===== */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,.6);
  backdrop-filter: blur(4px); z-index: 9000;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transition: var(--transition);
}
.modal-overlay.open { opacity: 1; visibility: visible; }
.modal {
  background: #fff; border-radius: var(--radius-xl);
  width: 90%; max-width: 480px; padding: 48px 40px;
  position: relative; transform: translateY(20px);
  transition: var(--transition);
}
.modal-overlay.open .modal { transform: translateY(0); }
.modal-close { position: absolute; top: 20px; right: 20px; width: 32px; height: 32px; border-radius: 8px; background: var(--bg-light); border: none; cursor: pointer; font-size: 16px; display: flex; align-items: center; justify-content: center; color: var(--gray); transition: var(--transition); }
.modal-close:hover { background: var(--danger); color: #fff; }
.modal-title { font-family: 'Fraunces', serif; font-size: 26px; font-weight: 700; color: var(--dark); margin-bottom: 8px; }
.modal-subtitle { font-size: 14px; color: var(--text-muted); margin-bottom: 32px; }
.modal-switch { text-align: center; margin-top: 20px; font-size: 14px; color: var(--text-muted); }
.modal-switch a { color: var(--primary); font-weight: 600; cursor: pointer; text-decoration: none; }
.form-remember { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-muted); margin-bottom: 20px; }
.form-remember input { width: auto; }

/* ===== MOBILE NAV ===== */
.mobile-nav {
  position: fixed; top: 72px; left: 0; right: 0;
  background: #fff; border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-lg); z-index: 999;
  padding: 20px 24px; transform: translateY(-120%);
  transition: transform .35s cubic-bezier(.4,0,.2,1);
}
.mobile-nav.open { transform: translateY(0); }
.mobile-nav-menu { list-style: none; display: flex; flex-direction: column; gap: 4px; margin-bottom: 16px; }
.mobile-nav-menu a { display: block; padding: 12px 16px; border-radius: 10px; text-decoration: none; color: var(--dark); font-weight: 500; transition: var(--transition); }
.mobile-nav-menu a:hover { background: var(--primary-light); color: var(--primary); }
.mobile-nav-actions { display: flex; flex-direction: column; gap: 10px; }
.mobile-nav-actions .btn { justify-content: center; }

/* ===== ANIMATIONS ===== */
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .5; } }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
@keyframes countUp { from { opacity: 0; } to { opacity: 1; } }

.animate-on-scroll { opacity: 0; transform: translateY(30px); transition: opacity .6s ease, transform .6s ease; }
.animate-on-scroll.visible { opacity: 1; transform: translateY(0); }
.animate-delay-1 { transition-delay: .1s; }
.animate-delay-2 { transition-delay: .2s; }
.animate-delay-3 { transition-delay: .3s; }
.animate-delay-4 { transition-delay: .4s; }

/* ===== ALERT ===== */
.alert { padding: 14px 18px; border-radius: 10px; margin-bottom: 20px; font-size: 14px; display: flex; align-items: center; gap: 10px; }
.alert-success { background: #d1fae5; color: #065f46; border: 1px solid #a7f3d0; }
.alert-error { background: #fee2e2; color: #991b1b; border: 1px solid #fca5a5; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { display: none; }
  .about-inner { grid-template-columns: 1fr; gap: 48px; }
  .about-img-wrap { display: none; }
  .features-grid, .courses-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .instructors-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-inner { grid-template-columns: 1fr; gap: 40px; }
  .testimonials-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-menu, .nav-actions { display: none; }
  .hamburger { display: flex; }
  .features-grid, .courses-grid, .testimonials-grid { grid-template-columns: 1fr; }
  .instructors-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .about-stats-row { flex-wrap: wrap; }
  .hero-stats { flex-wrap: wrap; gap: 20px; }
  .form-row { grid-template-columns: 1fr; }
  .modal { padding: 32px 24px; }
}
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { justify-content: center; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .instructors-grid { grid-template-columns: 1fr; }
  .newsletter-form { flex-direction: column; }
  .footer-bottom-inner { flex-direction: column; text-align: center; }
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-light); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 3px; }

/* ===== SELECTION ===== */
::selection { background: var(--primary); color: #fff; }

/* ===== LOADING ===== */
#page-loader {
  position: fixed; inset: 0; background: var(--dark);
  display: flex; align-items: center; justify-content: center;
  z-index: 99999; transition: opacity .5s ease;
}
.loader-inner { text-align: center; }
.loader-logo { font-family: 'Fraunces', serif; font-size: 36px; font-weight: 700; color: #fff; margin-bottom: 24px; }
.loader-logo span { color: #60a5fa; }
.loader-bar { width: 200px; height: 3px; background: rgba(255,255,255,.1); border-radius: 3px; overflow: hidden; }
.loader-progress { height: 100%; background: linear-gradient(90deg, var(--primary), #60a5fa); border-radius: 3px; animation: loadProgress 1.5s ease forwards; }
@keyframes loadProgress { from { width: 0; } to { width: 100%; } }

/* ===== BACK TO TOP ===== */
#back-top {
  position: fixed; bottom: 28px; right: 28px;
  width: 48px; height: 48px; border-radius: 12px;
  background: var(--primary); color: #fff;
  border: none; cursor: pointer; font-size: 20px;
  box-shadow: var(--shadow-md); z-index: 500;
  opacity: 0; visibility: hidden; transform: translateY(10px);
  transition: var(--transition);
  display: flex; align-items: center; justify-content: center;
}
#back-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
#back-top:hover { background: var(--primary-dark); transform: translateY(-3px); }

/* ===== TERMS PAGE ===== */
.policy-content { max-width: 800px; margin: 0 auto; }
.policy-content h2 { font-size: 22px; font-weight: 700; color: var(--dark); margin: 32px 0 12px; }
.policy-content p, .policy-content li { font-size: 15px; color: var(--text-muted); line-height: 1.8; }
.policy-content ul { padding-left: 20px; margin: 12px 0; }

/* ===== BREADCRUMB ===== */
.page-hero {
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 100%);
  padding: 120px 0 60px; text-align: center;
}
.page-hero h1 { font-family: 'Fraunces', serif; font-size: 40px; color: #fff; margin-bottom: 12px; }
.breadcrumb { display: flex; align-items: center; justify-content: center; gap: 8px; font-size: 14px; color: rgba(255,255,255,.6); }
.breadcrumb a { color: rgba(255,255,255,.6); text-decoration: none; transition: var(--transition); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb span { color: rgba(255,255,255,.3); }