/* ============================================================
   DESIGN TOKENS & RESET
   ============================================================ */
:root {
  --ob-navy:   #0B1F3A;
  --ob-blue:   #1345A0;
  --ob-gold:   #E8A020;
  --ob-gold-lt:#FFF1D6;
  --ob-green:  #16A34A;
  --ob-red:    #DC2626;
  --ob-light:  #F5F7FA;
  --ob-white:  #FFFFFF;
  --ob-muted:  #64748B;
  --ob-border: #E2E8F0;
  --ob-text:   #1E293B;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  --font-disp: 'Fraunces', serif;
  --shadow-sm: 0 1px 4px rgba(0,0,0,0.07);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.10);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.14);
  --radius:    10px;
  --radius-lg: 16px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  overflow-x: hidden;
  overflow-x: clip; /* prevent horizontal scroll globally without breaking sticky */
}
body {
  font-family: var(--font-body);
  color: var(--ob-text);
  background: var(--ob-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  overflow-x: clip;
  width: 100%;
  max-width: 100vw;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button { font-family: var(--font-body); cursor: pointer; }

/* ============================================================
   TOP ANNOUNCEMENT BAR
   ============================================================ */
.topbar {
  background: var(--ob-navy);
  color: rgba(255,255,255,0.85);
  font-size: 13px;
  padding: 9px 40px 9px 16px;
  text-align: center;
  position: relative;
  z-index: 1001;
}
.topbar strong { color: var(--ob-gold); }
.topbar a { color: var(--ob-gold); text-decoration: underline; margin-left: 6px; font-weight: 600; }
.topbar .topbar-close {
  position: absolute; right: 16px; top: 50%; transform: translateY(-50%);
  background: none; border: none; color: rgba(255,255,255,0.5);
  font-size: 16px; cursor: pointer; line-height: 1;
}

/* ============================================================
   NAVBAR
   ============================================================ */
.ob-navbar {
  background: var(--ob-white);
  border-bottom: 1px solid var(--ob-border);
  padding: 0;
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  width: 100%;
  will-change: transform;
}
.navbar-inner {
  display: flex;
  align-items: center;
  height: 66px;
  gap: 16px;
  width: 100%;
}
.navbar-brand-wrap {
  display: flex; align-items: center; gap: 10px; flex-shrink: 0;
}
.brand-logo-img {
  width: 38px; height: 38px; border-radius: 8px;
  background: var(--ob-navy);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-disp); font-weight: 800; font-size: 20px; color: var(--ob-gold);
  flex-shrink: 0;
}
.brand-name { font-size: 20px; font-weight: 800; color: var(--ob-navy); letter-spacing: -0.3px; white-space: nowrap; }
.brand-name span { color: var(--ob-gold); }

.nav-search-wrap { flex: 1; max-width: 400px; position: relative; }
.nav-search {
  width: 100%;
  border: 1.5px solid var(--ob-border);
  border-radius: 6px;
  padding: 9px 16px 9px 40px;
  font-size: 14px;
  font-family: var(--font-body);
  color: var(--ob-text);
  background: var(--ob-light);
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
}
.nav-search:focus { border-color: var(--ob-blue); box-shadow: 0 0 0 3px rgba(19,69,160,0.10); background: #fff; }
.nav-search-icon { position: absolute; left: 13px; top: 50%; transform: translateY(-50%); color: var(--ob-muted); font-size: 15px; pointer-events: none; }

.nav-links { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav-link-item {
  padding: 8px 12px;
  font-size: 14px;
  font-weight: 500;
  color: var(--ob-text);
  border-radius: 6px;
  transition: background 0.15s, color 0.15s;
  white-space: nowrap;
}
.nav-link-item:hover { background: var(--ob-light); color: var(--ob-blue); }
.nav-link-item.has-dropdown { position: relative; }
.dropdown-menu-ob {
  position: absolute; top: calc(100% + 8px); left: 0;
  background: #fff; border: 1px solid var(--ob-border); border-radius: var(--radius);
  box-shadow: var(--shadow-lg); padding: 8px; min-width: 200px;
  opacity: 0; visibility: hidden; transform: translateY(-6px);
  transition: all 0.2s;
  z-index: 999;
}
.nav-link-item.has-dropdown:hover .dropdown-menu-ob { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown-menu-ob a {
  display: block; padding: 9px 14px; font-size: 14px; color: var(--ob-text);
  border-radius: 6px; transition: background 0.1s; font-weight: 500;
}
.dropdown-menu-ob a:hover { background: var(--ob-light); color: var(--ob-blue); }

.btn-nav-cta {
  background: var(--ob-gold);
  color: var(--ob-navy);
  font-weight: 700;
  font-size: 14px;
  padding: 9px 20px;
  border: none;
  border-radius: 6px;
  transition: transform 0.15s, box-shadow 0.15s;
  white-space: nowrap;
  flex-shrink: 0;
}
.btn-nav-cta:hover { transform: translateY(-1px); box-shadow: 0 4px 14px rgba(232,160,32,0.35); }

.hamburger {
  display: none;
  background: none;
  border: none;
  font-size: 28px;
  color: var(--ob-navy);
  padding: 4px 6px;
  flex-shrink: 0;
  line-height: 1;
  text-decoration: none;
}

.sidebar-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 999;
  animation: fadeIn 0.3s ease;
}
.sidebar-backdrop.open { display: block; }

.sidebar-nav {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 280px;
  background: #fff;
  z-index: 1002;
  box-shadow: 2px 0 12px rgba(0, 0, 0, 0.15);
  transform: translateX(-100%);
  transition: transform 0.3s ease;
  overflow-y: auto;
}
.sidebar-nav.open { transform: translateX(0); }

.sidebar-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--ob-border);
  display: flex;
  justify-content: flex-end;
}
.sidebar-close {
  background: none;
  border: none;
  font-size: 24px;
  color: var(--ob-navy);
  cursor: pointer;
  padding: 0;
  line-height: 1;
}

.sidebar-menu {
  padding: 12px 0;
}
.sidebar-link {
  display: block;
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 500;
  color: var(--ob-text);
  text-decoration: none;
  border: none;
  background: none;
  cursor: pointer;
  width: 100%;
  text-align: left;
  transition: background 0.2s;
  white-space: nowrap;
}
.sidebar-link:hover { background: var(--ob-light); color: var(--ob-blue); }
.sidebar-link.cta-link {
  background: var(--ob-gold);
  color: var(--ob-navy);
  margin: 12px 24px;
  border-radius: 6px;
  font-weight: 700;
  text-align: center;
}

.sidebar-item-group {
  display: flex;
  flex-direction: column;
}
.sidebar-item-group .dropdown-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.sidebar-item-group .dropdown-toggle i {
  transition: transform 0.3s ease;
}

.sidebar-submenu {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  background: var(--ob-light);
}
.sidebar-submenu.open { max-height: 500px; }
.sidebar-sublink {
  display: block;
  padding: 10px 24px 10px 44px;
  font-size: 14px;
  font-weight: 500;
  color: var(--ob-text);
  text-decoration: none;
  transition: color 0.2s;
}
.sidebar-sublink:hover { color: var(--ob-blue); }

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Old mobile nav (deprecated but keeping structure) */
.mobile-nav {
  display: none; background: #fff; border-top: 1px solid var(--ob-border);
  padding: 12px 0; position: absolute; top: 100%; left: 0; right: 0;
  box-shadow: var(--shadow-md); z-index: 998;
}
.mobile-nav.open { display: block; }
.mobile-nav a {
  display: block; padding: 11px 24px; font-size: 15px; font-weight: 500;
  color: var(--ob-text); border-bottom: 1px solid var(--ob-border);
  transition: background 0.1s;
}
.mobile-nav a:last-child { border-bottom: none; }
.mobile-nav a:hover { background: var(--ob-light); }
.mobile-nav .mob-cta {
  margin: 12px 24px 4px;
  display: block; text-align: center;
  background: var(--ob-gold); color: var(--ob-navy);
  font-weight: 700; padding: 12px; border-radius: 6px; font-size: 15px;
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
  background: var(--ob-navy);
  position: relative;
  overflow: hidden;
  padding: 72px 0 0;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 80% 50%, rgba(19,69,160,0.55) 0%, transparent 70%),
    radial-gradient(ellipse 40% 60% at 10% 80%, rgba(232,160,32,0.10) 0%, transparent 60%);
  pointer-events: none;
}
.hero-grid-lines {
  position: absolute; inset: 0; pointer-events: none; overflow: hidden; opacity: 0.04;
  background-image: linear-gradient(rgba(255,255,255,0.8) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.8) 1px, transparent 1px);
  background-size: 48px 48px;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(232,160,32,0.15); border: 1px solid rgba(232,160,32,0.35);
  color: var(--ob-gold); font-size: 12px; font-weight: 700; letter-spacing: 1.5px;
  text-transform: uppercase; padding: 6px 14px; border-radius: 4px; margin-bottom: 22px;
}
.hero-badge i { font-size: 13px; }
.hero h1 {
  font-family: var(--font-disp);
  font-size: clamp(30px, 5vw, 58px);
  font-weight: 800;
  color: #fff;
  line-height: 1.1;
  letter-spacing: -1px;
  margin-bottom: 22px;
}
.hero h1 em { font-style: italic; color: var(--ob-gold); }
.hero-sub {
  font-size: clamp(14px, 2vw, 18px);
  color: rgba(255,255,255,0.68);
  line-height: 1.7;
  max-width: 560px;
  margin-bottom: 36px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 48px; }
.btn-hero-primary {
  background: var(--ob-gold);
  color: var(--ob-navy);
  font-weight: 800;
  font-size: 15px;
  padding: 14px 32px;
  border: none;
  border-radius: 8px;
  display: inline-flex; align-items: center; gap: 10px;
  transition: transform 0.2s, box-shadow 0.2s;
}
.btn-hero-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 28px rgba(232,160,32,0.4); color: var(--ob-navy); }
.btn-hero-secondary {
  background: rgba(255,255,255,0.08);
  color: #fff;
  font-weight: 600;
  font-size: 15px;
  padding: 14px 28px;
  border: 1.5px solid rgba(255,255,255,0.2);
  border-radius: 8px;
  display: inline-flex; align-items: center; gap: 10px;
  transition: all 0.2s;
}
.btn-hero-secondary:hover { background: rgba(255,255,255,0.14); border-color: rgba(255,255,255,0.35); color: #fff; }

.hero-trust {
  display: flex; flex-wrap: wrap; gap: 16px; align-items: center;
  padding-bottom: 40px;
}
.hero-trust-item { display: flex; align-items: center; gap: 8px; font-size: 13px; color: rgba(255,255,255,0.6); }
.hero-trust-item i { font-size: 15px; color: var(--ob-gold); }
.hero-trust-divider { width: 1px; height: 18px; background: rgba(255,255,255,0.15); }

.hero-stats-bar {
  background: rgba(0,0,0,0.3);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 24px 0;
  margin-top: 0;
}
.hero-stat { text-align: center; }
.hero-stat .num {
  font-family: var(--font-disp);
  font-size: clamp(22px, 3vw, 30px); font-weight: 800; color: var(--ob-gold);
  display: block; line-height: 1;
}
.hero-stat .lbl { font-size: 11px; color: rgba(255,255,255,0.5); text-transform: uppercase; letter-spacing: 1px; margin-top: 4px; display: block; }

/* Hero floating card */
.hero-visual { position: relative; }
.hero-course-card {
  background: rgba(255,255,255,0.06);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
}
.hcc-header {
  background: linear-gradient(135deg, var(--ob-blue), #0d2f70);
  padding: 24px 20px 18px;
  position: relative;
}
.hcc-header::after {
  content: '';
  position: absolute; bottom: -1px; left: 0; right: 0; height: 1px;
  background: rgba(255,255,255,0.08);
}
.hcc-tag {
  display: inline-block; background: var(--ob-gold); color: var(--ob-navy);
  font-size: 10px; font-weight: 800; letter-spacing: 1px; text-transform: uppercase;
  padding: 3px 10px; border-radius: 3px; margin-bottom: 10px;
}
.hcc-title { font-size: clamp(16px, 2.5vw, 20px); font-weight: 700; color: #fff; margin-bottom: 6px; }
.hcc-sub { font-size: 13px; color: rgba(255,255,255,0.6); margin-bottom: 12px; }
.hcc-rating { display: flex; align-items: center; gap: 7px; font-size: 13px; }
.hcc-stars { color: var(--ob-gold); letter-spacing: 1px; font-size: 13px; }
.hcc-body { padding: 18px 20px; }
.hcc-features { list-style: none; margin-bottom: 16px; }
.hcc-features li { display: flex; align-items: center; gap: 10px; font-size: 13px; color: rgba(255,255,255,0.75); padding: 4px 0; }
.hcc-features li i { color: var(--ob-gold); font-size: 14px; flex-shrink: 0; }
.hcc-price-row { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.hcc-price { font-size: 22px; font-weight: 800; color: #fff; }
.hcc-price-orig { font-size: 14px; color: rgba(255,255,255,0.4); text-decoration: line-through; }
.hcc-price-badge { background: rgba(22,163,74,0.2); color: #4ade80; font-size: 12px; font-weight: 700; padding: 2px 8px; border-radius: 4px; border: 1px solid rgba(22,163,74,0.3); }
.btn-hcc-enroll {
  width: 100%; background: var(--ob-gold); color: var(--ob-navy);
  font-weight: 800; font-size: 14px; padding: 12px; border: none; border-radius: 8px;
  transition: transform 0.15s, box-shadow 0.15s; margin-top: 10px;
  display: block;
}
.btn-hcc-enroll:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(232,160,32,0.4); }

/* ============================================================
   SECTION COMMONS
   ============================================================ */
.section-pad { padding: 50px 0; }
.section-pad-sm { padding: 56px 0; }
.section-eyebrow {
  font-size: 12px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase;
  color: var(--ob-blue); margin-bottom: 10px; display: block;
}
.section-title {
  font-family: var(--font-disp);
  font-size: clamp(24px, 3.5vw, 38px);
  font-weight: 800; color: var(--ob-navy);
  line-height: 1.15; letter-spacing: -0.5px; margin-bottom: 14px;
}
.section-desc { font-size: 15px; color: var(--ob-muted); line-height: 1.7; max-width: 580px; }
.divider { height: 1px; background: var(--ob-border); }

/* ============================================================
   CATEGORY PILLS
   ============================================================ */
.categories-wrap {
  background: var(--ob-white);
  border-bottom: 1px solid var(--ob-border);
  padding: 16px 0;
}
.category-pills { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 4px; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
.category-pills::-webkit-scrollbar { display: none; }
.cat-pill {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--ob-light); border: 1.5px solid var(--ob-border);
  color: var(--ob-text); font-size: 12px; font-weight: 600;
  padding: 6px 14px; border-radius: 100px;
  white-space: nowrap; cursor: pointer;
  transition: all 0.18s; flex-shrink: 0;
}
.cat-pill i { font-size: 13px; }
.cat-pill:hover, .cat-pill.active { background: var(--ob-navy); color: #fff; border-color: var(--ob-navy); }
.cat-pill.active { box-shadow: 0 4px 12px rgba(11,31,58,0.25); }

/* ============================================================
   COURSES SECTION & MARQUEE
   ============================================================ */
.courses-section { background: var(--ob-light); }

.ob-marquee-outer {
  overflow: hidden;
  width: 100%;
  padding: 8px 0 16px;
}
.ob-marquee-track {
  display: flex;
  gap: 20px;
  width: max-content;
}
/* Each card exactly 1/4 of viewport on desktop */
.ob-marquee-card {
  width: calc((100vw - 120px) / 4);
  min-width: 260px;
  max-width: 360px;
  flex-shrink: 0;
}

/* ============================================================
   COURSE CARD
   ============================================================ */
.course-card {
  background: var(--ob-white);
  border: 1px solid var(--ob-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.22s, box-shadow 0.22s;
  height: 100%;
  display: flex; flex-direction: column;
  position: relative;
}
.course-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.course-card.featured { border: 2px solid var(--ob-gold); }

.course-card-thumb {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
}
.course-thumb-bg {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  position: relative;
}
.thumb-ias      { background: linear-gradient(135deg, #0B1F3A 0%, #1345A0 100%); }
.thumb-python   { background: linear-gradient(135deg, #1a2f1f 0%, #2a5f34 100%); }
.thumb-fullstack{ background: linear-gradient(135deg, #1a1a3a 0%, #2b1d6b 100%); }
.thumb-laravel  { background: linear-gradient(135deg, #3a1a1a 0%, #8b2020 100%); }

.thumb-icon { font-size: 44px; position: relative; z-index: 2; filter: drop-shadow(0 4px 16px rgba(0,0,0,0.4)); }
.thumb-pattern {
  position: absolute; inset: 0; opacity: 0.06;
  background-image: repeating-linear-gradient(45deg, rgba(255,255,255,0.5) 0, rgba(255,255,255,0.5) 1px, transparent 0, transparent 50%);
  background-size: 16px 16px;
}
.thumb-label {
  position: absolute; bottom: 8px; left: 8px;
  background: rgba(0,0,0,0.55); backdrop-filter: blur(8px);
  color: #fff; font-size: 10px; font-weight: 700;
  padding: 3px 8px; border-radius: 4px; letter-spacing: 0.5px;
}
.badge-featured {
  position: absolute; top: 10px; left: 10px;
  background: var(--ob-gold); color: var(--ob-navy);
  font-size: 10px; font-weight: 800; letter-spacing: 1px; text-transform: uppercase;
  padding: 3px 8px; border-radius: 4px; z-index: 3;
}
.badge-new {
  position: absolute; top: 10px; left: 10px;
  background: var(--ob-blue); color: #fff;
  font-size: 10px; font-weight: 800; letter-spacing: 1px; text-transform: uppercase;
  padding: 3px 8px; border-radius: 4px; z-index: 3;
}
.badge-soon {
  position: absolute; top: 10px; left: 10px;
  background: var(--ob-green); color: #fff;
  font-size: 10px; font-weight: 800; letter-spacing: 1px; text-transform: uppercase;
  padding: 3px 8px; border-radius: 4px; z-index: 3;
}
.play-overlay {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  background: rgba(0,0,0,0); transition: background 0.2s; z-index: 2;
}
.course-card:hover .play-overlay { background: rgba(0,0,0,0.25); }
.play-btn-thumb {
  width: 44px; height: 44px; border-radius: 50%;
  background: rgba(255,255,255,0.2); border: 2px solid rgba(255,255,255,0.5);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; color: #fff;
  opacity: 0; transform: scale(0.8);
  transition: all 0.2s;
}
.course-card:hover .play-btn-thumb { opacity: 1; transform: scale(1); }

.course-card-body { padding: 16px; flex: 1; display: flex; flex-direction: column; }
.course-category-tag {
  font-size: 10px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase;
  color: var(--ob-blue); margin-bottom: 6px; display: block;
}
.course-title { font-size: 15px; font-weight: 700; color: var(--ob-navy); line-height: 1.35; margin-bottom: 6px; }
.course-desc { font-size: 12px; color: var(--ob-muted); line-height: 1.6; margin-bottom: 10px; flex: 1; }
.course-instructor { font-size: 11px; color: var(--ob-muted); margin-bottom: 10px; }
.course-instructor span { font-weight: 600; color: var(--ob-text); }
.course-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.course-meta-item { display: flex; align-items: center; gap: 4px; font-size: 11px; color: var(--ob-muted); }
.course-meta-item i { font-size: 12px; }
.course-rating { display: flex; align-items: center; gap: 6px; margin-bottom: 12px; }
.stars-sm { color: #F59E0B; font-size: 11px; letter-spacing: 0.5px; }
.rating-num { font-size: 12px; font-weight: 700; color: var(--ob-text); }
.rating-count-sm { font-size: 11px; color: var(--ob-muted); }

.course-card-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--ob-border);
  display: flex; align-items: center; justify-content: space-between;
  background: #FAFBFC;
  gap: 8px;
}
.course-price-block { display: flex; align-items: baseline; gap: 6px; flex-wrap: wrap; }
.price-current { font-size: 16px; font-weight: 800; color: var(--ob-navy); }
.price-original { font-size: 11px; color: var(--ob-muted); text-decoration: line-through; }
.price-discount { font-size: 10px; font-weight: 700; color: var(--ob-green); background: rgba(22,163,74,0.1); padding: 2px 5px; border-radius: 4px; }
.price-free { font-size: 18px; font-weight: 800; color: var(--ob-green); }
.btn-enroll-card {
  background: var(--ob-navy); color: #fff;
  font-weight: 700; font-size: 12px;
  padding: 8px 14px; border: none; border-radius: 6px;
  transition: all 0.18s; white-space: nowrap; flex-shrink: 0;
}
.btn-enroll-card:hover { background: var(--ob-blue); color: #fff; transform: translateY(-1px); }

.skill-tags { display: flex; flex-wrap: wrap; gap: 5px; margin-bottom: 10px; }
.skill-tag {
  background: var(--ob-light); border: 1px solid var(--ob-border);
  font-size: 10px; font-weight: 600; color: var(--ob-muted);
  padding: 2px 7px; border-radius: 4px;
}
.course-card-thumb .thumb-coming-overlay {
  position: absolute; inset: 0; background: rgba(0,0,0,0.45);
  display: flex; align-items: center; justify-content: center; z-index: 4;
}
.coming-soon-text {
  font-family: var(--font-disp); font-size: 20px; font-weight: 800;
  color: #fff; letter-spacing: 1px; text-align: center;
}

/* ============================================================
   PROGRAMS SECTION
   ============================================================ */
.programs-section { background: var(--ob-white); }
.program-card {
  background: var(--ob-light);
  border: 1px solid var(--ob-border);
  border-radius: var(--radius);
  padding: 24px;
  transition: all 0.2s;
  height: 100%;
}
.program-card:hover { border-color: var(--ob-blue); box-shadow: var(--shadow-md); background: #fff; }
.program-icon {
  width: 48px; height: 48px; border-radius: 12px;
  background: var(--ob-navy); display: flex; align-items: center; justify-content: center;
  font-size: 22px; margin-bottom: 14px;
}
.program-duration {
  display: inline-flex; align-items: center; gap: 5px;
  background: rgba(19,69,160,0.1); color: var(--ob-blue);
  font-size: 12px; font-weight: 700; padding: 3px 10px; border-radius: 4px; margin-bottom: 10px;
}
.program-title { font-size: 16px; font-weight: 700; color: var(--ob-navy); margin-bottom: 8px; }
.program-desc { font-size: 13px; color: var(--ob-muted); line-height: 1.6; }

/* ============================================================
   WHY US
   ============================================================ */
.why-section { background: var(--ob-navy); color: #fff; }
.why-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 18px; margin-top: 40px; }
.why-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 24px 20px;
  transition: background 0.2s, border-color 0.2s;
}
.why-card:hover { background: rgba(255,255,255,0.09); border-color: rgba(232,160,32,0.3); }
.why-icon {
  font-size: 24px; margin-bottom: 14px;
  width: 50px; height: 50px; border-radius: 12px;
  background: rgba(232,160,32,0.15); display: flex; align-items: center; justify-content: center;
  color: var(--ob-gold);
}
.why-title { font-size: 15px; font-weight: 700; margin-bottom: 8px; color: #fff; }
.why-desc { font-size: 13px; color: rgba(255,255,255,0.6); line-height: 1.6; }

/* ============================================================
   TESTIMONIALS
   ============================================================ */
.testimonials-section { background: var(--ob-light); }
.testimonial-card {
  background: var(--ob-white);
  border: 1px solid var(--ob-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: relative;
  transition: box-shadow 0.2s;
  height: 100%;
}
.testimonial-card:hover { box-shadow: var(--shadow-md); }
.testimonial-card::before {
  content: '\201C';
  position: absolute; top: 12px; right: 18px;
  font-family: var(--font-disp); font-size: 64px; color: var(--ob-gold);
  opacity: 0.2; line-height: 1;
}
.testimonial-stars { color: #F59E0B; font-size: 13px; margin-bottom: 10px; }
.testimonial-text { font-size: 14px; color: var(--ob-text); line-height: 1.7; margin-bottom: 18px; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.author-avatar {
  width: 42px; height: 42px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 800; color: #fff; flex-shrink: 0;
}
.author-name { font-size: 14px; font-weight: 700; color: var(--ob-navy); }
.author-role { font-size: 12px; color: var(--ob-muted); }
.author-course { font-size: 11px; color: var(--ob-blue); font-weight: 600; margin-top: 2px; }

/* ============================================================
   STATS ROW
   ============================================================ */
.stats-band {
  background: var(--ob-white);
  border-top: 1px solid var(--ob-border);
  border-bottom: 1px solid var(--ob-border);
  padding: 36px 0;
}
.stat-item { text-align: center; }
.stat-item .big { font-family: var(--font-disp); font-size: clamp(28px, 4vw, 40px); font-weight: 800; color: var(--ob-navy); line-height: 1; }
.stat-item .big span { color: var(--ob-gold); }
.stat-item .label { font-size: 12px; color: var(--ob-muted); font-weight: 500; margin-top: 6px; }
.stat-divider { width: 1px; background: var(--ob-border); height: 50px; align-self: center; }

/* ============================================================
   CTA BAND
   ============================================================ */
.cta-band {
  background: linear-gradient(135deg, var(--ob-navy) 0%, #1345A0 100%);
  padding: 64px 0;
  position: relative; overflow: hidden;
}
.cta-band::before {
  content: '';
  position: absolute; top: -100px; right: -100px;
  width: 400px; height: 400px; border-radius: 50%;
  background: radial-gradient(circle, rgba(232,160,32,0.12) 0%, transparent 60%);
  pointer-events: none;
}
.cta-band h2 {
  font-family: var(--font-disp);
  font-size: clamp(24px, 4vw, 44px);
  font-weight: 800; color: #fff; line-height: 1.15; margin-bottom: 14px;
}
.cta-band p { font-size: 16px; color: rgba(255,255,255,0.7); margin-bottom: 28px; }
.cta-form { display: flex; gap: 10px; max-width: 460px; }
.cta-input {
  flex: 1; padding: 13px 16px;
  border: 2px solid rgba(255,255,255,0.15); border-radius: 8px;
  background: rgba(255,255,255,0.08); color: #fff;
  font-size: 15px; font-family: var(--font-body);
  outline: none; transition: border-color 0.2s;
}
.cta-input::placeholder { color: rgba(255,255,255,0.4); }
.cta-input:focus { border-color: var(--ob-gold); }
.btn-cta-submit {
  background: var(--ob-gold); color: var(--ob-navy);
  font-weight: 800; font-size: 14px; padding: 13px 24px;
  border: none; border-radius: 8px; white-space: nowrap;
  transition: transform 0.15s, box-shadow 0.15s;
}
.btn-cta-submit:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(232,160,32,0.35); }
.cta-guarantees { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 18px; }
.cta-guarantee { display: flex; align-items: center; gap: 7px; font-size: 13px; color: rgba(255,255,255,0.6); }
.cta-guarantee i { color: var(--ob-gold); font-size: 14px; }

/* ============================================================
   CONTACT STRIP
   ============================================================ */
.contact-strip {
  background: var(--ob-light);
  border-top: 1px solid var(--ob-border);
  padding: 28px 0;
}
.contact-item { display: flex; align-items: center; gap: 14px; padding: 10px 16px; }
.contact-item + .contact-item { border-left: 1px solid var(--ob-border); }
.contact-icon {
  width: 44px; height: 44px; border-radius: 10px;
  background: var(--ob-navy); color: var(--ob-gold);
  display: flex; align-items: center; justify-content: center; font-size: 18px;
  flex-shrink: 0;
}
.contact-label { font-size: 10px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; color: var(--ob-muted); margin-bottom: 2px; }
.contact-value { font-size: 14px; font-weight: 700; color: var(--ob-navy); }
.contact-value a { color: var(--ob-navy); }
.contact-value a:hover { color: var(--ob-blue); }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer { background: var(--ob-navy); color: rgba(255,255,255,0.7); }
.footer-top { padding: 56px 0 36px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.footer-brand { margin-bottom: 20px; }
.footer-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.footer-logo-box {
  width: 38px; height: 38px; border-radius: 8px;
  background: rgba(232,160,32,0.15); border: 1px solid rgba(232,160,32,0.3);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-disp); font-size: 20px; font-weight: 800; color: var(--ob-gold);
}
.footer-logo-name { font-size: 20px; font-weight: 800; color: #fff; }
.footer-logo-name span { color: var(--ob-gold); }
.footer-tagline { font-size: 13px; line-height: 1.65; max-width: 260px; }
.footer-social { display: flex; gap: 10px; margin-top: 18px; flex-wrap: wrap; }
.social-btn {
  width: 36px; height: 36px; border-radius: 8px;
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1);
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; color: rgba(255,255,255,0.6);
  transition: all 0.2s;
}
.social-btn:hover { background: var(--ob-gold); color: var(--ob-navy); border-color: var(--ob-gold); }
.footer-heading { font-size: 11px; font-weight: 800; letter-spacing: 2px; text-transform: uppercase; color: #fff; margin-bottom: 16px; }
.footer-links { list-style: none; padding-left: 0; margin-bottom: 0; }
.footer-links li { margin-bottom: 9px; }
.footer-links a { font-size: 13px; color: rgba(255,255,255,0.6); transition: color 0.15s; }
.footer-links a:hover { color: var(--ob-gold); }
.footer-address { font-size: 13px; line-height: 1.7; }
.footer-address i { color: var(--ob-gold); margin-right: 6px; }
.footer-bottom {
  padding: 24px 0;
  font-size: 13px;
  background-color: rgba(0,0,0,0.15);
}
.footer-bottom a { color: rgba(255,255,255,0.6); transition: color 0.15s; text-decoration: none; }
.footer-bottom a:hover { color: var(--ob-gold); }

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
.anim-fade-up { animation: fadeUp 0.6s ease both; }
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.55s ease, transform 0.55s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ============================================================
   UTILITIES
   ============================================================ */
.text-gold { color: var(--ob-gold) !important; }
.text-navy { color: var(--ob-navy) !important; }
.text-blue { color: var(--ob-blue) !important; }
.btn-link-arrow {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 14px; font-weight: 700; color: var(--ob-blue);
  border: none; background: none; cursor: pointer; padding: 0;
  transition: gap 0.2s; white-space: nowrap;
}
.btn-link-arrow:hover { gap: 12px; color: var(--ob-navy); }
.section-header-flex {
  display: flex; align-items: flex-end; justify-content: space-between;
  flex-wrap: wrap; gap: 16px; margin-bottom: 32px;
}
.btn-theme-navy {
  background-color: var(--ob-navy); color: var(--ob-white);
  font-weight: 700; border: none; border-radius: 6px; padding: 10px 20px;
  transition: background-color 0.2s ease, transform 0.2s ease;
}
.btn-theme-navy:hover {
  background-color: var(--ob-blue); color: var(--ob-white); transform: translateY(-1px);
}

/* ============================================================
   RESPONSIVE — TABLET (max 991px)
   ============================================================ */
@media (max-width: 991px) {
  /* Navbar */
  .nav-links    { display: none !important; }
  .nav-search-wrap { display: none !important; }
  .btn-nav-cta  { display: none !important; }
  .hamburger    { display: flex !important; align-items: center; justify-content: center; margin-left: auto; }
  .brand-name   { font-size: 18px; }

  /* Hero */
  .hero { padding: 44px 0 0; }
  .hero-visual { margin-top: 32px; }

  /* Course cards — 2 visible on tablet */
  .ob-marquee-card {
    width: calc((100vw - 80px) / 2);
    min-width: 240px;
    max-width: none;
  }

  /* Contact */
  .contact-item + .contact-item { border-left: none; border-top: 1px solid var(--ob-border); }
  .contact-item { padding: 12px 16px; }

  /* Section padding */
  .section-pad { padding: 50px 0; }
}

/* ============================================================
   RESPONSIVE — MOBILE (max 768px)
   ============================================================ */
@media (max-width: 768px) {
  /* Hero */
  .hero { padding: 36px 0 0; }
  .hero-actions { flex-direction: column; gap: 10px; margin-bottom: 32px; }
  .btn-hero-primary, .btn-hero-secondary { width: 100%; justify-content: center; font-size: 14px; padding: 13px 20px; }
  .hero-trust { gap: 12px; }
  .hero-trust-divider { display: none; }
  .hero-visual { margin-top: 28px; }

  /* Hero card tweaks */
  .hcc-features { display: none; } /* hide checklist on very small to save space */

  /* Course cards — 1 card visible on mobile */
  .ob-marquee-card {
    width: 82vw;
    min-width: unset;
    max-width: none;
  }
  .ob-marquee-track { gap: 16px; }

  /* CTA */
  .cta-form { flex-direction: column; }
  .btn-cta-submit { width: 100%; }
  .cta-guarantees { gap: 10px; }

  /* Footer */
  .footer-top { padding: 48px 0 24px; }

  /* Stats */
  .stats-band { padding: 28px 0; }
  .stat-item .big { font-size: 28px; }

  /* Why grid */
  .why-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .why-card { padding: 18px 16px; }

  /* Section */
  .section-pad { padding: 48px 0; }
  .section-header-flex { flex-direction: column; align-items: flex-start; }
}

/* ============================================================
   RESPONSIVE — SMALL MOBILE (max 480px)
   ============================================================ */
@media (max-width: 480px) {
  /* Topbar */
  .topbar { font-size: 11px; }
  .topbar a { display: block; margin: 4px 0 0; }

  /* Brand */
  .brand-name { font-size: 16px; }
  .brand-logo-img { width: 32px; height: 32px; font-size: 17px; }
  .navbar-inner { height: 58px; gap: 10px; }

  /* Hero */
  .hero h1 { font-size: 26px; letter-spacing: -0.5px; }
  .hero-badge { font-size: 10px; padding: 5px 10px; margin-bottom: 16px; }
  .hero-sub { font-size: 13px; margin-bottom: 24px; }
  .hero-stats-bar { padding: 16px 0; }
  .hero-stat .num { font-size: 20px; }
  .hero-stat .lbl { font-size: 9px; }

  /* Course cards */
  .ob-marquee-card { width: 88vw; }
  .course-title { font-size: 14px; }
  .price-current { font-size: 15px; }
  .btn-enroll-card { font-size: 11px; padding: 7px 10px; }

  /* Why grid — single column on very small */
  .why-grid { grid-template-columns: 1fr; }

  /* Programs */
  .program-card { padding: 18px; }

  /* CTA */
  .cta-band { padding: 44px 0; }
  .cta-band p { font-size: 14px; }

  /* Footer */
  .footer-top { padding: 36px 0 16px; }
  .footer-tagline { max-width: 100%; }
  .footer-brand { margin-bottom: 24px; }
  .section-pad { padding: 36px 0; }

  /* Testimonials */
  .testimonial-card { padding: 18px; }
}

/* ============================================================
   STICKY NAVBAR TRANSITION
   ============================================================ */
.ob-navbar { 
  transition: transform 0.3s ease;
  backface-visibility: hidden;
  -webkit-font-smoothing: antialiased;
}

.text-navy { color: var(--ob-navy) !important; }
.text-gold { color: var(--ob-gold) !important; }
.text-blue { color: var(--ob-blue) !important; }
.font-display { font-family: var(--font-disp) !important; font-weight: 800; }
.bg-light-theme { background-color: var(--ob-light) !important; }

/* mobile */
.navbar-brand-item {
        height: 20px;
        width: auto;
    }

    /* laptop & tabs */
@media (min-width: 768px) {
  .navbar-brand-item {
        height: 27px;
        width: auto;
    }
}

/* Large Desktop */
@media (min-width: 1200px) {
  .navbar-brand-item {
        height: 30px;
        width: auto;
    } 
}