/*
Theme Name: NetSec Edu Pro
Theme URI: https://netsec-edu.fr
Author: NetSec
Author URI: https://netsec-edu.fr
Description: Thème professionnel pour la formation en cybersécurité et éducation en ligne. Compatible LMS (TutorLMS / LearnDash).
Version: 1.5.1
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: netsec-edu
Tags: education, lms, e-learning, professional, cybersecurity
*/

/* ============================================================
   VARIABLES GLOBALES
   ============================================================ */
:root {
  /* Palette principale - bleu marine professionnel */
  --color-primary:       #0A2540;
  --color-primary-dark:  #061828;
  --color-primary-light: #1A3A5C;
  --color-accent:        #0070F3;
  --color-accent-hover:  #005AC2;
  --color-accent-soft:   #E8F2FF;

  /* Neutres */
  --color-white:   #FFFFFF;
  --color-bg:      #F5F7FA;
  --color-surface: #FFFFFF;
  --color-border:  #E2E8F0;
  --color-text:    #1E293B;
  --color-muted:   #64748B;
  --color-light:   #94A3B8;

  /* Statuts */
  --color-success: #10B981;
  --color-warning: #F59E0B;
  --color-danger:  #EF4444;

  /* Typographie */
  --font-heading: 'Sora', 'Segoe UI', sans-serif;
  --font-body:    'DM Sans', 'Helvetica Neue', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;

  /* Espacements */
  --space-xs:  0.25rem;
  --space-sm:  0.5rem;
  --space-md:  1rem;
  --space-lg:  1.5rem;
  --space-xl:  2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Rayons */
  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  12px;
  --radius-xl:  16px;
  --radius-full: 999px;

  /* Ombres */
  --shadow-sm:  0 1px 3px rgba(10,37,64,.06), 0 1px 2px rgba(10,37,64,.04);
  --shadow-md:  0 4px 12px rgba(10,37,64,.10), 0 2px 6px rgba(10,37,64,.06);
  --shadow-lg:  0 10px 30px rgba(10,37,64,.12), 0 4px 12px rgba(10,37,64,.08);
  --shadow-xl:  0 20px 50px rgba(10,37,64,.15);

  /* Transitions */
  --transition: 0.2s ease;
  --transition-slow: 0.4s ease;

  /* Layout */
  --container-max: 1200px;
  --header-h: 72px;
}

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

html { scroll-behavior: smooth; font-size: 16px; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

img, video { max-width: 100%; height: auto; display: block; }
a { color: var(--color-accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-accent-hover); }
ul, ol { list-style: none; }

h1,h2,h3,h4,h5,h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-primary);
}
h1 { font-size: clamp(2rem, 4.5vw, 3.25rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.25rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); }
h4 { font-size: 1.125rem; }
h5 { font-size: 1rem; }

p { margin-bottom: 1rem; color: var(--color-muted); }
p:last-child { margin-bottom: 0; }

/* ============================================================
   UTILITAIRES
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.section-pad { padding: var(--space-4xl) 0; }
.section-pad-sm { padding: var(--space-2xl) 0; }

.text-center { text-align: center; }
.text-white { color: var(--color-white) !important; }
.text-muted { color: var(--color-muted); }
.text-accent { color: var(--color-accent); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  border-radius: var(--radius-full);
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.badge-accent { background: var(--color-accent-soft); color: var(--color-accent); }
.badge-success { background: #D1FAE5; color: #065F46; }
.badge-warning { background: #FEF3C7; color: #92400E; }
.badge-free { background: #D1FAE5; color: #065F46; font-size: .7rem; }

.section-label {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
  display: block;
}

.section-title {
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-muted);
  max-width: 560px;
}

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-xl); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-xl); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-xl); }

.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }

/* ============================================================
   BOUTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: .95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  text-decoration: none;
  white-space: nowrap;
  line-height: 1;
}
.btn-primary {
  background: var(--color-accent);
  color: var(--color-white);
  box-shadow: 0 4px 14px rgba(0,112,243,.35);
}
.btn-primary:hover {
  background: var(--color-accent-hover);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0,112,243,.45);
}
.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-border);
}
.btn-outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: var(--color-accent-soft);
}
.btn-white {
  background: var(--color-white);
  color: var(--color-primary);
}
.btn-white:hover {
  background: var(--color-accent);
  color: var(--color-white);
}
.btn-lg { padding: 15px 32px; font-size: 1rem; border-radius: var(--radius-lg); }
.btn-sm { padding: 8px 16px; font-size: .85rem; }

/* ============================================================
   HEADER / NAVIGATION
   ============================================================ */
/* ============================================================
   BARRE D'ADMINISTRATION WORDPRESS
   WordPress ajoute une barre de 32px (desktop) ou 46px (mobile)
   en haut de page pour les utilisateurs connectés.
   On décale le header fixe en conséquence.
   ============================================================ */

/* Desktop : adminbar = 32px */
body.admin-bar .site-header {
  top: 32px;
}
body.admin-bar {
  --adminbar-h: 32px;
}

/* Mobile < 783px : adminbar = 46px (ou masquée selon les réglages WP) */
@media screen and (max-width: 782px) {
  body.admin-bar .site-header {
    top: 46px;
  }
  body.admin-bar {
    --adminbar-h: 46px;
  }
}

/* Certaines versions WP masquent l'adminbar sur mobile */
@media screen and (max-width: 600px) {
  body.admin-bar .site-header {
    top: 0;
  }
  body.admin-bar {
    --adminbar-h: 0px;
  }
}

/* Compenser le padding-top de toutes les sections qui utilisent --header-h */
body.admin-bar {
  --header-offset: calc(var(--header-h) + var(--adminbar-h, 0px));
}
body:not(.admin-bar) {
  --header-offset: var(--header-h);
}

/* Appliquer l'offset corrigé partout où on compensait le header */
body.admin-bar .hero             { padding-top: calc(var(--adminbar-h, 32px) + var(--header-h) + 5rem); }
body.admin-bar .site-main        { padding-top: calc(var(--header-h) + var(--adminbar-h, 32px)) !important; }
body.admin-bar .course-enroll-card { top: calc(var(--header-h) + var(--adminbar-h, 32px) + 1rem); }
body.admin-bar .archive-filters  { top: calc(var(--header-h) + var(--adminbar-h, 32px) + 1rem); }
body.admin-bar .dashboard-nav    { top: calc(var(--header-h) + var(--adminbar-h, 32px) + 1rem); }
body.admin-bar .course-tabs ~ .course-sidebar-sticky { top: calc(var(--header-h) + var(--adminbar-h, 32px) + 1rem); }

/* Mobile adminbar fix */
@media screen and (max-width: 782px) {
  body.admin-bar .hero      { padding-top: calc(46px + var(--header-h) + 3rem); }
  body.admin-bar .site-main { padding-top: calc(var(--header-h) + 46px) !important; }
}
@media screen and (max-width: 600px) {
  body.admin-bar .hero      { padding-top: calc(var(--header-h) + 3rem); }
  body.admin-bar .site-main { padding-top: var(--header-h) !important; }
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition), top 0s;
}
.site-header.scrolled {
  box-shadow: var(--shadow-md);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
}
.site-logo img { height: 40px; width: auto; }
.site-logo .logo-text {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -.02em;
}
.site-logo .logo-text span { color: var(--color-accent); }

.main-nav ul {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}
.main-nav a {
  padding: 6px 14px;
  border-radius: var(--radius-md);
  font-size: .9rem;
  font-weight: 500;
  color: var(--color-text);
  transition: all var(--transition);
}
.main-nav a:hover,
.main-nav .current-menu-item a {
  color: var(--color-accent);
  background: var(--color-accent-soft);
}

.header-actions { display: flex; align-items: center; gap: var(--space-sm); }

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  flex-direction: column;
  gap: 5px;
}
.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
  padding-top: calc(var(--header-h) + 5rem);
  padding-bottom: 5rem;
  background: var(--color-primary);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 50%, rgba(0,112,243,.25) 0%, transparent 65%),
    radial-gradient(ellipse 40% 40% at 20% 80%, rgba(0,112,243,.1) 0%, transparent 60%);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0,112,243,.2);
  border: 1px solid rgba(0,112,243,.4);
  color: #60A5FA;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-bottom: var(--space-lg);
}
.hero-label::before {
  content: '';
  width: 6px;
  height: 6px;
  background: #34D399;
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0%,100% { opacity: 1; transform: scale(1); }
  50% { opacity: .5; transform: scale(1.4); }
}
.hero-title {
  color: var(--color-white);
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  margin-bottom: var(--space-lg);
  font-weight: 800;
  line-height: 1.1;
}
.hero-title .highlight {
  color: #60A5FA;
  position: relative;
}
.hero-desc {
  color: #94A3B8;
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: var(--space-2xl);
  max-width: 500px;
}
.hero-actions { display: flex; align-items: center; gap: var(--space-md); flex-wrap: wrap; }

.hero-stats {
  display: flex;
  gap: var(--space-xl);
  margin-top: var(--space-2xl);
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255,255,255,.1);
}
.hero-stat-num {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--color-white);
  line-height: 1;
}
.hero-stat-label {
  font-size: .8rem;
  color: #64748B;
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-top: 4px;
  display: block;
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-card-main {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-xl);
  overflow: hidden;
  backdrop-filter: blur(8px);
  width: 100%;
  max-width: 440px;
  padding: var(--space-xl);
}
.hero-card-img {
  width: 100%;
  height: 220px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-lg);
  background: linear-gradient(135deg, #1A3A5C, #0070F3);
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-card-img .placeholder-icon {
  font-size: 4rem;
  opacity: .6;
}
.hero-card-stats {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: var(--space-md);
  text-align: center;
}
.hero-card-stat-val {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-white);
  display: block;
}
.hero-card-stat-lbl {
  font-size: .72rem;
  color: #64748B;
  text-transform: uppercase;
  letter-spacing: .04em;
}

/* ============================================================
   SECTION COURSES
   ============================================================ */
.courses-section { background: var(--color-bg); }
.section-header {
  margin-bottom: var(--space-2xl);
}
.filter-tabs {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-2xl);
}
.filter-tab {
  padding: 8px 20px;
  border-radius: var(--radius-full);
  font-size: .85rem;
  font-weight: 600;
  border: 2px solid var(--color-border);
  background: var(--color-white);
  color: var(--color-muted);
  cursor: pointer;
  transition: all var(--transition);
}
.filter-tab:hover,
.filter-tab.active {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: var(--color-accent-soft);
}
.courses-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

/* ============================================================
   COURSE CARD
   ============================================================ */
.course-card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all var(--transition-slow);
  display: flex;
  flex-direction: column;
}
.course-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0,112,243,.2);
}
.course-card-thumb {
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: linear-gradient(135deg, #0A2540, #1A3A5C);
  position: relative;
}
.course-card-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--transition-slow); }
.course-card:hover .course-card-thumb img { transform: scale(1.05); }
.course-card-badge {
  position: absolute;
  top: var(--space-sm);
  left: var(--space-sm);
}
.course-card-body { padding: var(--space-lg); flex: 1; display: flex; flex-direction: column; }
.course-card-category {
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}
.course-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
  line-height: 1.35;
}
.course-card-title a { color: inherit; }
.course-card-title a:hover { color: var(--color-accent); }
.course-card-desc {
  font-size: .875rem;
  color: var(--color-muted);
  line-height: 1.6;
  margin-bottom: var(--space-lg);
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.course-card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: .8rem;
  color: var(--color-muted);
  margin-bottom: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
}
.course-card-meta-item {
  display: flex;
  align-items: center;
  gap: 4px;
}
.course-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.course-price {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--color-primary);
}
.course-price.free { color: var(--color-success); }

/* ============================================================
   FEATURES / VALEURS
   ============================================================ */
.features-section {
  background: var(--color-primary);
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}
.features-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 80% 50%, rgba(0,112,243,.15) 0%, transparent 70%);
  pointer-events: none;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: var(--space-xl);
  position: relative;
}
.feature-card {
  padding: var(--space-xl);
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-xl);
  transition: all var(--transition-slow);
}
.feature-card:hover {
  background: rgba(255,255,255,.1);
  transform: translateY(-4px);
  border-color: rgba(0,112,243,.4);
}
.feature-icon {
  width: 52px;
  height: 52px;
  background: rgba(0,112,243,.25);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: var(--space-lg);
  border: 1px solid rgba(0,112,243,.3);
}
.feature-title {
  color: var(--color-white);
  font-size: 1.1rem;
  margin-bottom: var(--space-sm);
}
.feature-desc { color: #94A3B8; font-size: .9rem; line-height: 1.65; }

/* ============================================================
   STATS BAR
   ============================================================ */
.stats-bar {
  background: var(--color-white);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-2xl) 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: var(--space-xl);
  text-align: center;
}
.stat-divider { border-right: 1px solid var(--color-border); }
.stat-num {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  display: block;
  margin-bottom: 6px;
}
.stat-num span { color: var(--color-accent); }
.stat-label {
  font-size: .85rem;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: .06em;
}

/* ============================================================
   ABOUT SECTION
   ============================================================ */
.about-section { background: var(--color-white); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
}
.about-visual {
  position: relative;
}
.about-img-wrap {
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, #0A2540, #0070F3);
}
.about-img-wrap img { width: 100%; height: 100%; object-fit: cover; }
.about-badge-float {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-lg);
  box-shadow: var(--shadow-xl);
  text-align: center;
  min-width: 140px;
}
.about-badge-val {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  display: block;
}
.about-badge-lbl {
  font-size: .75rem;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-top: 4px;
}
.about-checklist { margin: var(--space-lg) 0; }
.about-checklist li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  font-size: .95rem;
  color: var(--color-text);
}
.check-icon {
  width: 22px;
  height: 22px;
  background: var(--color-accent-soft);
  color: var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .75rem;
  flex-shrink: 0;
  margin-top: 2px;
}

/* ============================================================
   CATEGORIES SECTION
   ============================================================ */
.categories-section { background: var(--color-bg); }
.categories-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-lg);
}
.category-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-xl) var(--space-lg);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-slow);
  text-decoration: none;
}
.category-card:hover {
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.category-icon {
  width: 56px;
  height: 56px;
  background: var(--color-accent-soft);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin: 0 auto var(--space-md);
  transition: background var(--transition);
}
.category-card:hover .category-icon { background: var(--color-accent); filter: brightness(1.5); }
.category-name {
  font-size: .95rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 4px;
}
.category-count { font-size: .8rem; color: var(--color-muted); }

/* ============================================================
   TESTIMONIALS
   ============================================================ */
.testimonials-section { background: var(--color-white); }
.testimonials-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: var(--space-xl); }
.testimonial-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  transition: all var(--transition-slow);
}
.testimonial-card:hover {
  box-shadow: var(--shadow-md);
  border-color: rgba(0,112,243,.2);
}
.testimonial-stars { display: flex; gap: 3px; margin-bottom: var(--space-md); }
.star { color: #F59E0B; font-size: 1rem; }
.testimonial-text {
  font-size: .95rem;
  line-height: 1.7;
  color: var(--color-text);
  margin-bottom: var(--space-lg);
  font-style: italic;
}
.testimonial-author { display: flex; align-items: center; gap: var(--space-md); }
.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  background: linear-gradient(135deg, #0A2540, #0070F3);
  flex-shrink: 0;
}
.testimonial-name {
  font-size: .9rem;
  font-weight: 700;
  color: var(--color-primary);
}
.testimonial-role { font-size: .78rem; color: var(--color-muted); }

/* ============================================================
   INSTRUCTORS / CTA
   ============================================================ */
.cta-section {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, #0D3566 100%);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 30% 50%, rgba(0,112,243,.2) 0%, transparent 70%);
}
.cta-inner {
  position: relative;
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}
.cta-title { color: var(--color-white); margin-bottom: var(--space-lg); }
.cta-desc { color: #94A3B8; font-size: 1.05rem; margin-bottom: var(--space-2xl); }
.cta-actions { display: flex; align-items: center; justify-content: center; gap: var(--space-md); flex-wrap: wrap; }

/* ============================================================
   BLOG SECTION
   ============================================================ */
.blog-section { background: var(--color-bg); }
.blog-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: var(--space-xl); }
.blog-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-slow);
}
.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0,112,243,.2);
}
.blog-card-thumb {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: linear-gradient(135deg, #0A2540, #1A3A5C);
}
.blog-card-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--transition-slow); }
.blog-card:hover .blog-card-thumb img { transform: scale(1.05); }
.blog-card-body { padding: var(--space-lg); }
.blog-card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: .78rem;
  color: var(--color-muted);
  margin-bottom: var(--space-sm);
}
.blog-card-title { font-size: 1rem; font-weight: 700; color: var(--color-primary); line-height: 1.4; }
.blog-card-title a { color: inherit; }
.blog-card-title a:hover { color: var(--color-accent); }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--color-primary-dark);
  color: #94A3B8;
  padding: var(--space-4xl) 0 0;
}
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  padding-bottom: var(--space-2xl);
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer-brand .site-logo { margin-bottom: var(--space-lg); }
.footer-brand-desc { font-size: .9rem; line-height: 1.7; margin-bottom: var(--space-lg); }
.footer-contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: .875rem;
  margin-bottom: 8px;
}
.footer-col-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-lg);
}
.footer-links li { margin-bottom: 10px; }
.footer-links a {
  font-size: .875rem;
  color: #64748B;
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--color-accent); }
.footer-social { display: flex; gap: var(--space-sm); margin-top: var(--space-md); }
.social-link {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #94A3B8;
  font-size: .9rem;
  transition: all var(--transition);
  border: 1px solid rgba(255,255,255,.08);
}
.social-link:hover {
  background: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) 0;
  font-size: .8rem;
  color: #475569;
  flex-wrap: wrap;
  gap: var(--space-md);
}
.footer-bottom-links { display: flex; gap: var(--space-lg); }
.footer-bottom-links a { color: #475569; font-size: .8rem; }
.footer-bottom-links a:hover { color: var(--color-accent); }

/* ============================================================
   TUTOR LMS OVERRIDES
   ============================================================ */
.tutor-course-list .tutor-course-card { border-radius: var(--radius-xl) !important; border: 1px solid var(--color-border) !important; }
.tutor-btn-primary, .tutor-button-primary { background: var(--color-accent) !important; }
.tutor-price { color: var(--color-success) !important; font-weight: 700 !important; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1100px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
  .categories-grid { grid-template-columns: repeat(3,1fr); }
}

@media (max-width: 900px) {
  .hero-grid,
  .about-grid { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .courses-grid,
  .features-grid,
  .testimonials-grid,
  .blog-grid { grid-template-columns: repeat(2,1fr); }
  .stats-grid { grid-template-columns: repeat(2,1fr); }
  .main-nav { display: none; }
  .mobile-toggle { display: flex; }
}

@media (max-width: 640px) {
  .container { padding: 0 var(--space-lg); }
  .courses-grid,
  .features-grid,
  .testimonials-grid,
  .blog-grid,
  .categories-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2,1fr); }
  .footer-top { grid-template-columns: 1fr; }
  .hero { padding-top: calc(var(--header-h) + 3rem); padding-bottom: 3rem; }
  .section-pad { padding: var(--space-2xl) 0; }
  .filter-tabs { gap: var(--space-xs); }
}

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
.animate-up { animation: fadeUp .6s ease both; }
.delay-1 { animation-delay: .1s; }
.delay-2 { animation-delay: .2s; }
.delay-3 { animation-delay: .3s; }
.delay-4 { animation-delay: .4s; }