/* ============================================
   LIVEWIRE INDIA — REDESIGN PROTOTYPE
   Internship Project by Mohamed Faiz N
   July 2024 | Livewire, Tenkasi
   ============================================ */

/* ---- CSS VARIABLES ---- */
:root {
  --primary: #5b21b6;
  --primary-dark: #4c1d95;
  --primary-light: #7c3aed;
  --accent: #f59e0b;
  --accent-dark: #d97706;
  --success: #10b981;
  --text-dark: #1e1b4b;
  --text-body: #374151;
  --text-muted: #6b7280;
  --bg-white: #ffffff;
  --bg-light: #f9fafb;
  --bg-section: #f3f4f6;
  --border: #e5e7eb;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.10);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.14);
  --radius: 12px;
  --radius-sm: 6px;
  --radius-lg: 20px;
  --transition: 0.25s ease;
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
  --navbar-height: 68px;
}

/* ---- RESET & BASE ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--text-body);
  background: var(--bg-white);
  line-height: 1.6;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* ---- CONTAINER ---- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  text-align: center;
  white-space: nowrap;
}

.btn-sm  { padding: 0.4rem 0.9rem; font-size: 0.82rem; }
.btn-md  { padding: 0.6rem 1.25rem; font-size: 0.9rem; }
.btn-lg  { padding: 0.8rem 1.75rem; font-size: 1rem; }

.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(-1px);
  box-shadow: 0 4px 12px rgba(91,33,182,0.35);
}

.btn-accent {
  background: var(--accent);
  color: #1e1b4b;
  border-color: var(--accent);
}
.btn-accent:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: #fff;
}

.btn-white {
  background: #fff;
  color: var(--primary);
  border-color: #fff;
}
.btn-white:hover {
  background: #f3f4f6;
}

.btn-outline-white {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.6);
}
.btn-outline-white:hover {
  background: rgba(255,255,255,0.1);
  border-color: #fff;
}

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--navbar-height);
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 var(--border);
  z-index: 1000;
  transition: box-shadow var(--transition);
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--navbar-height);
}

.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-dark);
  letter-spacing: -0.5px;
}
.logo-live { color: var(--primary); }
.logo-wire { color: var(--text-dark); }
.logo-tm   { font-size: 0.55rem; color: var(--text-muted); vertical-align: super; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-body);
  padding: 0.45rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.nav-link:hover {
  color: var(--primary);
  background: rgba(91,33,182,0.06);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-dark);
  border-radius: 2px;
  transition: all 0.3s;
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Menu */
.mobile-menu {
  display: none;
  flex-direction: column;
  padding: 1rem 1.25rem 1.5rem;
  background: #fff;
  border-top: 1px solid var(--border);
}
.mobile-menu.open { display: flex; }
.mobile-link {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-body);
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--border);
}
.mobile-link:last-of-type { border-bottom: none; }
.mobile-link:hover { color: var(--primary); }

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  min-height: 100vh;
  padding-top: var(--navbar-height);
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: linear-gradient(135deg, #1e1b4b 0%, #4c1d95 50%, #5b21b6 100%);
  position: relative;
  overflow: hidden;
}

/* Decorative circles in background */
.hero::before {
  content: '';
  position: absolute;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(245,158,11,0.15) 0%, transparent 70%);
  top: -100px; right: -150px;
  border-radius: 50%;
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(124,58,237,0.4) 0%, transparent 70%);
  bottom: -50px; left: -80px;
  border-radius: 50%;
  pointer-events: none;
}

.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 4rem 1.25rem;
  max-width: 680px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(245,158,11,0.15);
  color: var(--accent);
  border: 1px solid rgba(245,158,11,0.3);
  border-radius: 100px;
  padding: 0.3rem 0.9rem;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  animation: fadeInDown 0.6s ease both;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.15;
  margin-bottom: 1.25rem;
  animation: fadeInUp 0.7s ease 0.1s both;
}
.hero-title .highlight { color: var(--accent); }

.hero-subtitle {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.7;
  margin-bottom: 2rem;
  max-width: 520px;
  animation: fadeInUp 0.7s ease 0.2s both;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
  animation: fadeInUp 0.7s ease 0.3s both;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  align-items: center;
  animation: fadeInUp 0.7s ease 0.4s both;
}
.stat-item { text-align: left; }
.stat-number {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: #fff;
  display: block;
}
.stat-label {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.6);
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,0.2);
}

/* Scroll hint */
.scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  color: rgba(255,255,255,0.5);
  font-size: 0.75rem;
  z-index: 2;
}
.bounce { animation: bounce 1.8s infinite; }

/* ============================================
   PARTNERS BAR
   ============================================ */
.partners-bar {
  background: var(--bg-light);
  border-bottom: 1px solid var(--border);
  padding: 1.25rem 0;
}

.partners-label {
  text-align: center;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.partners-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
}

.partner-badge {
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-muted);
  padding: 0.3rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 100px;
  background: #fff;
  letter-spacing: 0.5px;
  transition: all var(--transition);
}
.partner-badge:hover {
  color: var(--primary);
  border-color: var(--primary);
  background: rgba(91,33,182,0.05);
}

/* ============================================
   FEATURES STRIP
   ============================================ */
.features-strip {
  padding: 4rem 0;
  background: var(--bg-white);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.feature-card {
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  transition: all var(--transition);
}
.feature-card:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.feature-icon {
  width: 52px; height: 52px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.3rem;
  margin-bottom: 1rem;
}

.feature-card h3 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 0.5rem;
}

.feature-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ============================================
   SECTION HEADERS (shared)
   ============================================ */
.section-header {
  text-align: center;
  margin-bottom: 2.5rem;
}
.section-tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--primary);
  background: rgba(91,33,182,0.08);
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
  margin-bottom: 0.75rem;
}
.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 0.5rem;
}
.section-subtitle {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 500px;
  margin: 0 auto;
}

/* ============================================
   COURSES SECTION
   ============================================ */
.courses-section {
  padding: 5rem 0;
  background: var(--bg-section);
}

/* Filter Tabs */
.course-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-bottom: 2rem;
}

.filter-btn {
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.4rem 1rem;
  border: 2px solid var(--border);
  border-radius: 100px;
  background: #fff;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition);
}
.filter-btn.active,
.filter-btn:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* Courses Grid */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.course-card {
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}
.course-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.course-card.hidden { display: none; }

/* Course image placeholder areas */
.course-img {
  height: 150px;
  position: relative;
  display: flex;
  align-items: flex-start;
  padding: 0.75rem;
}

.web-dev-img  { background: linear-gradient(135deg, #1a1a2e, #16213e); }
.plc-img      { background: linear-gradient(135deg, #0f2027, #203a43, #2c5364); }
.java-img     { background: linear-gradient(135deg, #e96443, #904e95); }
.power-img    { background: linear-gradient(135deg, #f7971e, #ffd200); }
.uiux-img     { background: linear-gradient(135deg, #f953c6, #b91d73); }
.auto-img     { background: linear-gradient(135deg, #141e30, #243b55); }

.course-badge {
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(6px);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: 100px;
  font-family: var(--font-heading);
}

.course-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.course-tag {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--primary);
  margin-bottom: 0.5rem;
  font-family: var(--font-heading);
}

.course-title {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.course-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}
.course-meta i { color: var(--primary); }

.course-modes {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 1rem;
}
.mode-tag {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.15rem 0.55rem;
  border-radius: 100px;
  background: rgba(91,33,182,0.07);
  color: var(--primary);
  font-family: var(--font-heading);
}

.course-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.placement-tag {
  font-size: 0.75rem;
  color: var(--success);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.courses-cta { text-align: center; }

/* ============================================
   PROGRAMS SECTION
   ============================================ */
.programs-section {
  padding: 5rem 0;
  background: var(--bg-white);
}

.programs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.program-card {
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.program-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.program-card.featured {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  border-color: transparent;
}

.program-icon {
  width: 50px; height: 50px;
  border-radius: var(--radius);
  background: rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: #fff;
}
.program-card:not(.featured) .program-icon {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
}

.program-card h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: inherit;
}
.program-card:not(.featured) h3 { color: var(--text-dark); }

.program-card p {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.8);
  line-height: 1.6;
}
.program-card:not(.featured) p { color: var(--text-muted); }

.program-highlights {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: 0.82rem;
}
.program-highlights li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255,255,255,0.85);
}
.program-card:not(.featured) .program-highlights li { color: var(--text-body); }
.program-highlights .fa-check { color: var(--accent); }
.program-card:not(.featured) .program-highlights .fa-check { color: var(--success); }

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
  padding: 5rem 0;
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
}
.cta-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.cta-text h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 800;
  color: #fff;
  margin-bottom: 0.5rem;
}
.cta-text p { color: rgba(255,255,255,0.75); font-size: 1rem; }
.cta-buttons { display: flex; gap: 1rem; flex-wrap: wrap; }

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact-section {
  padding: 5rem 0;
  background: var(--bg-section);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: start;
}
.contact-info h2 {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 0.75rem;
}
.contact-info > p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  line-height: 1.7;
}
.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1rem;
  font-size: 0.9rem;
  color: var(--text-body);
}
.contact-item i {
  color: var(--primary);
  margin-top: 3px;
  flex-shrink: 0;
  width: 16px;
}
.contact-form-area h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 1.25rem;
}
.form-group { margin-bottom: 1rem; }
.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-body);
  background: #fff;
  transition: border-color var(--transition);
  outline: none;
  resize: none;
}
.form-input:focus { border-color: var(--primary); }
.form-note {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.75rem;
  text-align: center;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--text-dark);
  color: rgba(255,255,255,0.75);
  padding: 4rem 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand p {
  font-size: 0.85rem;
  margin-top: 0.75rem;
  margin-bottom: 1.25rem;
  line-height: 1.6;
}
.footer-logo { color: #fff; }
.footer-social {
  display: flex;
  gap: 0.75rem;
}
.footer-social a {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.7);
  transition: all var(--transition);
}
.footer-social a:hover {
  background: var(--primary-light);
  color: #fff;
}
.footer-links h4 {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 1rem;
}
.footer-links a {
  display: block;
  font-size: 0.83rem;
  color: rgba(255,255,255,0.6);
  padding: 0.25rem 0;
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--accent); }

.footer-bottom {
  padding: 1.5rem 1.25rem;
  text-align: center;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.4);
}
.footer-bottom p + p { margin-top: 0.35rem; }
.footer-note a {
  color: var(--accent);
  font-weight: 600;
}

/* ============================================
   BACK TO TOP
   ============================================ */
.back-to-top {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  transition: all var(--transition);
  opacity: 0;
  pointer-events: none;
  z-index: 999;
}
.back-to-top.visible { opacity: 1; pointer-events: auto; }
.back-to-top:hover { background: var(--primary-dark); transform: translateY(-2px); }

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-16px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(6px); }
}

/* ============================================
   RESPONSIVE — MOBILE FIRST
   ============================================ */

/* Medium: tablet */
@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .footer-brand { grid-column: 1 / -1; }
}

/* Small: mobile */
@media (max-width: 680px) {
  :root { --navbar-height: 60px; }

  /* Nav */
  .nav-links { display: none; }
  .hamburger { display: flex; }

  /* Hero */
  .hero-cta-group { flex-direction: column; }
  .hero-cta-group .btn { width: 100%; justify-content: center; }
  .hero-stats { gap: 1rem; }
  .stat-divider { display: none; }

  /* Features */
  .features-grid { grid-template-columns: 1fr; }

  /* Courses */
  .courses-grid { grid-template-columns: 1fr; }
  .course-filters { justify-content: flex-start; overflow-x: auto; flex-wrap: nowrap; padding-bottom: 0.25rem; }

  /* Programs */
  .programs-grid { grid-template-columns: 1fr; }

  /* CTA */
  .cta-inner { flex-direction: column; text-align: center; }
  .cta-buttons { justify-content: center; }

  /* Footer */
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-brand { grid-column: auto; }
}

/* Extra small */
@media (max-width: 400px) {
  .hero-title { font-size: 2rem; }
  .hero-stats { flex-direction: column; gap: 0.5rem; }
  .stat-item { display: flex; gap: 0.5rem; align-items: baseline; }
}