/* ============================================================
   CAMPUS CSS — Interface membre premium + Admin
   ============================================================ */

/* ---- Variables ---- */
:root {
  --campus-primary: #791E15;
  --campus-accent: #e05c4a;
  --campus-dark: #0f1117;
  --campus-card-bg: #1a1d2e;
  --campus-border: rgba(255,255,255,0.08);
  --campus-text: #e8eaf0;
  --campus-text-muted: #8892a4;
  --campus-success: #22c55e;
  --campus-gold: #f59e0b;
}

/* ============================================================
   CAMPUS WRAP
   ============================================================ */
.campus-wrap {
  min-height: 100vh;
  background: var(--campus-dark);
  color: var(--campus-text);
  padding-bottom: 60px;
}

/* ============================================================
   HERO
   ============================================================ */
.campus-hero {
  position: relative;
  padding: 56px 32px 48px;
  overflow: hidden;
}
.campus-hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #791E15 0%, #1a1d2e 60%, #0f1117 100%);
  opacity: 0.9;
}
.campus-hero-bg::after {
  content: '';
  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");
}
.campus-hero-content {
  position: relative;
  max-width: 900px;
}
.campus-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(224,92,74,0.25);
  border: 1px solid rgba(224,92,74,0.4);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 2px;
  color: #e05c4a;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.campus-hero-title {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 900;
  color: #fff;
  line-height: 1.15;
  margin: 0 0 12px;
  letter-spacing: -0.5px;
}
.campus-hero-sub {
  color: rgba(255,255,255,0.65);
  font-size: 16px;
  margin: 0 0 28px;
}
.campus-hero-stats {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}
.campus-hero-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  padding: 12px 20px;
  min-width: 100px;
  text-align: center;
}
.campus-hero-stat i { font-size: 20px; margin-bottom: 4px; }
.campus-hero-stat span { font-size: 18px; font-weight: 800; color: #fff; }
.campus-hero-stat small { font-size: 11px; color: rgba(255,255,255,0.5); text-transform: uppercase; letter-spacing: 0.5px; }

/* ============================================================
   FILTRES
   ============================================================ */
.campus-filters {
  padding: 0 32px;
  margin-bottom: 32px;
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
}
.campus-filter-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  flex: 1;
}
.campus-filter-tab {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 8px 16px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.04);
  color: rgba(255,255,255,0.6);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}
.campus-filter-tab:hover {
  background: rgba(255,255,255,0.08);
  color: #fff;
}
.campus-filter-tab.active {
  background: var(--campus-accent);
  border-color: var(--campus-accent);
  color: #fff;
  box-shadow: 0 0 16px rgba(224,92,74,0.35);
}
.campus-search-wrap {
  position: relative;
  min-width: 240px;
}
.campus-search-wrap i {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--campus-text-muted);
  font-size: 13px;
}
.campus-search-wrap input {
  width: 100%;
  padding: 10px 14px 10px 34px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  color: #fff;
  font-size: 13px;
  outline: none;
}
.campus-search-wrap input:focus {
  border-color: var(--campus-accent);
  background: rgba(255,255,255,0.08);
}

/* ============================================================
   SECTIONS ET GRILLE
   ============================================================ */
.campus-section {
  padding: 0 32px;
  margin-bottom: 48px;
}
.campus-section-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}
.campus-section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 8px;
  border: 1px solid;
  font-size: 13px;
  font-weight: 700;
}
.campus-section-count {
  font-size: 12px;
  color: var(--campus-text-muted);
  background: rgba(255,255,255,0.05);
  padding: 3px 10px;
  border-radius: 100px;
}
.campus-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

/* ============================================================
   CARDS COURS
   ============================================================ */
.campus-card {
  background: var(--campus-card-bg);
  border-radius: 14px;
  border: 1px solid var(--campus-border);
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
  display: flex;
  flex-direction: column;
}
.campus-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.4);
  border-color: rgba(224,92,74,0.35);
}
.campus-card-thumb {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: #0f1117;
}
.campus-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}
.campus-card:hover .campus-card-thumb img {
  transform: scale(1.05);
}
.campus-card-thumb-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.campus-card-thumb-placeholder i {
  font-size: 40px;
  opacity: 0.5;
}
.campus-badge-free, .campus-badge-price {
  position: absolute;
  top: 10px;
  left: 10px;
  font-size: 10px;
  font-weight: 800;
  padding: 3px 9px;
  border-radius: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.campus-badge-free {
  background: rgba(34,197,94,0.85);
  color: #fff;
  backdrop-filter: blur(4px);
}
.campus-badge-price {
  background: rgba(245,158,11,0.9);
  color: #fff;
}
.campus-card-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: rgba(255,255,255,0.15);
}
.campus-card-progress-bar {
  height: 100%;
  background: var(--campus-success);
  transition: width 0.5s;
}
.campus-card-pct {
  position: absolute;
  bottom: 8px;
  right: 10px;
  font-size: 10px;
  font-weight: 800;
  color: var(--campus-success);
  background: rgba(0,0,0,0.7);
  padding: 2px 6px;
  border-radius: 4px;
}
.campus-card-body {
  padding: 16px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.campus-card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
}
.campus-card-cat {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.campus-badge-level {
  font-size: 10px;
  background: rgba(255,255,255,0.08);
  color: var(--campus-text-muted);
  padding: 2px 7px;
  border-radius: 4px;
}
.campus-card-title {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  line-height: 1.35;
  margin: 0;
}
.campus-card-sub {
  font-size: 12px;
  color: var(--campus-text-muted);
  margin: 0;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.campus-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 8px;
  border-top: 1px solid var(--campus-border);
}
.campus-card-instructor, .campus-card-lessons {
  font-size: 11px;
  color: var(--campus-text-muted);
  display: flex;
  align-items: center;
  gap: 5px;
}

/* ============================================================
   PAGE FORMATION — Layout
   ============================================================ */
.campus-course-wrap {
  min-height: 100vh;
  background: var(--campus-dark);
  color: var(--campus-text);
}
.campus-course-nav {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 24px;
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid var(--campus-border);
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(8px);
}
.campus-back-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  color: rgba(255,255,255,0.7);
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}
.campus-back-btn:hover { background: rgba(255,255,255,0.1); color: #fff; }
.campus-course-nav-title {
  font-size: 14px;
  font-weight: 600;
  color: rgba(255,255,255,0.7);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.campus-course-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  min-height: calc(100vh - 57px);
}
@media (max-width: 900px) {
  .campus-course-layout { grid-template-columns: 1fr; }
}

/* PLAYER */
.campus-course-main { padding: 0; overflow-y: auto; }
.campus-player-wrap {
  background: #000;
  aspect-ratio: 16/9;
  width: 100%;
}
.campus-player {
  width: 100%;
  height: 100%;
}
.campus-player iframe {
  width: 100%;
  height: 100%;
  display: block;
}
.campus-player-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: #0a0a0f;
  color: rgba(255,255,255,0.3);
}
.campus-player-placeholder i { font-size: 56px; }
.campus-player-lesson-title {
  padding: 12px 24px;
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid var(--campus-border);
}

/* COURSE INFO */
.campus-course-info {
  padding: 24px;
}
.campus-course-info-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 20px;
}
.campus-course-cat-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 4px 12px;
  border-radius: 6px;
  margin-bottom: 8px;
}
.campus-course-title {
  font-size: 24px;
  font-weight: 900;
  color: #fff;
  margin: 0 0 8px;
}
.campus-course-subtitle {
  font-size: 14px;
  color: var(--campus-text-muted);
  margin: 0;
}
.campus-course-stats {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 150px;
}
.campus-course-stat {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--campus-text-muted);
}
.campus-course-stat i { color: var(--campus-accent); width: 16px; }
.campus-progress-ring {
  position: relative;
  width: 42px;
  height: 42px;
  flex-shrink: 0;
}
.campus-progress-ring svg { width: 42px; height: 42px; }
.campus-progress-ring span {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 800;
  color: #fff;
}
.campus-course-desc {
  font-size: 14px;
  color: rgba(255,255,255,0.65);
  line-height: 1.8;
  padding: 16px;
  background: rgba(255,255,255,0.03);
  border-radius: 10px;
  border: 1px solid var(--campus-border);
}

/* SIDEBAR CURRICULUM */
.campus-course-sidebar {
  border-left: 1px solid var(--campus-border);
  background: rgba(255,255,255,0.02);
  display: flex;
  flex-direction: column;
  height: calc(100vh - 57px);
  position: sticky;
  top: 57px;
  overflow: hidden;
}
.campus-sidebar-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--campus-border);
  flex-shrink: 0;
}
.campus-sidebar-header h3 {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  margin: 0 0 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.campus-sidebar-header h3 i { color: var(--campus-accent); }
.campus-sidebar-progress {
  height: 4px;
  background: rgba(255,255,255,0.08);
  border-radius: 2px;
  margin-bottom: 6px;
  overflow: hidden;
}
.campus-sidebar-progress-bar {
  height: 100%;
  background: var(--campus-success);
  border-radius: 2px;
  transition: width 0.5s;
}
.campus-sidebar-progress-txt {
  font-size: 11px;
  color: var(--campus-text-muted);
}
.campus-curriculum {
  flex: 1;
  overflow-y: auto;
  padding: 8px 0;
}
.campus-curriculum::-webkit-scrollbar { width: 4px; }
.campus-curriculum::-webkit-scrollbar-track { background: transparent; }
.campus-curriculum::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 2px; }

/* Module header */
.campus-module { border-bottom: 1px solid var(--campus-border); }
.campus-module-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s;
}
.campus-module-header:hover { background: rgba(255,255,255,0.04); }
.campus-module-chevron { color: var(--campus-text-muted); font-size: 10px; transition: transform 0.2s; }
.campus-module-title { flex: 1; }
.campus-module-count {
  font-size: 10px;
  background: rgba(255,255,255,0.08);
  color: var(--campus-text-muted);
  padding: 2px 8px;
  border-radius: 10px;
}
.campus-module-lessons {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.campus-module-lessons.open { max-height: 2000px; }

/* Leçon item */
.campus-lesson {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 16px 10px 28px;
  cursor: pointer;
  transition: background 0.15s;
  border-left: 3px solid transparent;
}
.campus-lesson:hover { background: rgba(255,255,255,0.04); }
.campus-lesson.active {
  background: rgba(224,92,74,0.1);
  border-left-color: var(--campus-accent);
}
.campus-lesson.completed { opacity: 0.7; }
.campus-lesson-icon { width: 20px; flex-shrink: 0; padding-top: 1px; }
.campus-lesson-icon i { font-size: 14px; color: var(--campus-text-muted); }
.campus-lesson.active .campus-lesson-icon i { color: var(--campus-accent); }
.campus-lesson-info { flex: 1; min-width: 0; }
.campus-lesson-title {
  display: block;
  font-size: 12px;
  color: rgba(255,255,255,0.7);
  line-height: 1.4;
}
.campus-lesson.active .campus-lesson-title { color: #fff; font-weight: 600; }
.campus-lesson-duration {
  display: block;
  font-size: 11px;
  color: var(--campus-text-muted);
  margin-top: 2px;
}

/* ============================================================
   ADMIN CAMPUS
   ============================================================ */
.campus-admin-wrap {
  padding: 24px;
  color: #e8eaf0;
}
.campus-admin-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}
.campus-admin-header h1 {
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  margin: 0 0 4px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.campus-admin-header h1 i { color: var(--campus-accent); }
.campus-admin-header p { font-size: 13px; color: var(--campus-text-muted); margin: 0; }
.campus-admin-header-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.btn-campus-admin-primary {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 9px 18px;
  background: var(--campus-accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}
.btn-campus-admin-primary:hover {
  background: #c94a38;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(224,92,74,0.4);
}

/* Stats */
.campus-admin-stats {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 14px;
  margin-bottom: 28px;
}
.campus-stat-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px;
  padding: 16px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
.campus-stat-card i { font-size: 20px; color: var(--campus-accent); }
.campus-stat-val { font-size: 24px; font-weight: 900; color: #fff; }
.campus-stat-lbl { font-size: 11px; color: var(--campus-text-muted); text-transform: uppercase; letter-spacing: 0.5px; }
.campus-stat-loading {
  color: var(--campus-text-muted);
  font-size: 13px;
  padding: 20px;
  text-align: center;
}

/* Tabs */
.campus-admin-tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--campus-border);
  margin-bottom: 24px;
}
.campus-admin-tab {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 10px 20px;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--campus-text-muted);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}
.campus-admin-tab:hover { color: rgba(255,255,255,0.8); }
.campus-admin-tab.active {
  color: var(--campus-accent);
  border-bottom-color: var(--campus-accent);
}

/* Table */
.campus-admin-table-wrap { overflow-x: auto; border-radius: 10px; }
.campus-admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.campus-admin-table thead th {
  background: rgba(255,255,255,0.06);
  padding: 11px 14px;
  text-align: left;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--campus-text-muted);
}
.campus-admin-table tbody tr {
  border-bottom: 1px solid rgba(255,255,255,0.04);
  transition: background 0.15s;
}
.campus-admin-table tbody tr:hover { background: rgba(255,255,255,0.03); }
.campus-admin-table td { padding: 12px 14px; color: var(--campus-text); vertical-align: middle; }
.campus-order-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: rgba(255,255,255,0.06);
  font-size: 12px;
  font-weight: 700;
  color: var(--campus-text-muted);
}
.campus-cat-cell { display: flex; align-items: center; gap: 10px; }
.campus-cat-cell strong { display: block; font-size: 13px; color: #fff; }
.campus-cat-cell small { display: block; font-size: 11px; color: var(--campus-text-muted); }
.campus-cat-dot { width: 12px; height: 12px; border-radius: 50%; flex-shrink: 0; }
.campus-color-pill {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 700;
  color: #fff;
}
.campus-badge-active {
  background: rgba(34,197,94,0.15);
  color: #22c55e;
  border: 1px solid rgba(34,197,94,0.3);
  padding: 3px 10px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 700;
}
.campus-badge-inactive {
  background: rgba(239,68,68,0.15);
  color: #ef4444;
  border: 1px solid rgba(239,68,68,0.3);
  padding: 3px 10px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 700;
}
.campus-badge-count {
  background: rgba(255,255,255,0.08);
  color: var(--campus-text-muted);
  padding: 3px 10px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 700;
}
.campus-actions { display: flex; gap: 6px; }
.campus-btn-edit, .campus-btn-delete, .campus-btn-manage {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 6px 12px;
  border-radius: 6px;
  border: none;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}
.campus-btn-edit {
  background: rgba(59,130,246,0.15);
  color: #60a5fa;
  border: 1px solid rgba(59,130,246,0.2);
}
.campus-btn-edit:hover { background: rgba(59,130,246,0.25); }
.campus-btn-delete {
  background: rgba(239,68,68,0.1);
  color: #f87171;
  border: 1px solid rgba(239,68,68,0.15);
}
.campus-btn-delete:hover { background: rgba(239,68,68,0.2); }
.campus-btn-manage {
  background: rgba(224,92,74,0.15);
  color: var(--campus-accent);
  border: 1px solid rgba(224,92,74,0.2);
}
.campus-btn-manage:hover { background: rgba(224,92,74,0.25); }

/* Courses grid */
.campus-courses-filter { margin-bottom: 20px; }
.campus-select {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 8px;
  color: #fff;
  padding: 9px 14px;
  font-size: 13px;
  outline: none;
  cursor: pointer;
}
.campus-select option { background: #1a1d2e; }
.campus-courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}
.campus-admin-course-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--campus-border);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color 0.2s;
}
.campus-admin-course-card:hover { border-color: rgba(224,92,74,0.3); }
.campus-admin-course-thumb {
  position: relative;
  aspect-ratio: 16/8;
  background: #0f1117;
}
.campus-admin-course-thumb img { width: 100%; height: 100%; object-fit: cover; }
.campus-admin-course-thumb-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.campus-admin-course-thumb-placeholder i { font-size: 32px; opacity: 0.5; }
.campus-admin-course-cat {
  position: absolute;
  top: 8px;
  left: 8px;
  font-size: 9px;
  font-weight: 800;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 4px;
  color: #fff;
  letter-spacing: 0.5px;
}
.campus-admin-course-info { padding: 14px; }
.campus-admin-course-info h4 { font-size: 13px; font-weight: 700; color: #fff; margin: 0 0 4px; }
.campus-admin-course-info p { font-size: 11px; color: var(--campus-text-muted); margin: 0 0 10px; }
.campus-admin-course-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.campus-admin-course-meta span { font-size: 11px; color: var(--campus-text-muted); display: flex; align-items: center; gap: 4px; }
.campus-admin-course-meta i { color: var(--campus-accent); }
.campus-admin-course-actions {
  padding: 12px 14px;
  border-top: 1px solid var(--campus-border);
  display: flex;
  gap: 8px;
}

/* Manage course */
.campus-manage-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.campus-manage-header h2 { font-size: 18px; font-weight: 800; color: #fff; margin: 0; }
.campus-manage-header small { font-size: 12px; color: var(--campus-text-muted); }
.campus-admin-module {
  border: 1px solid var(--campus-border);
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 12px;
}
.campus-admin-module-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  background: rgba(255,255,255,0.03);
}
.campus-module-toggle {
  background: none;
  border: none;
  color: var(--campus-text-muted);
  cursor: pointer;
  padding: 4px;
  transition: color 0.2s;
}
.campus-module-toggle:hover { color: #fff; }
.campus-admin-module-num {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  background: rgba(224,92,74,0.15);
  border: 1px solid rgba(224,92,74,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 800;
  color: var(--campus-accent);
  flex-shrink: 0;
}
.campus-admin-module-title { flex: 1; font-size: 14px; font-weight: 700; color: #fff; }
.campus-admin-module-lessons {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}
.campus-admin-module-lessons.open { max-height: 2000px; }
.campus-lessons-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}
.campus-lessons-table th {
  background: rgba(255,255,255,0.04);
  padding: 9px 12px;
  text-align: left;
  font-size: 10px;
  text-transform: uppercase;
  color: var(--campus-text-muted);
  font-weight: 700;
}
.campus-lessons-table td {
  padding: 10px 12px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  color: var(--campus-text);
  vertical-align: middle;
}
.campus-lessons-table tr:last-child td { border-bottom: none; }
.campus-video-set { color: #22c55e; display: flex; align-items: center; gap: 4px; }
.campus-video-empty { color: #ef4444; display: flex; align-items: center; gap: 4px; }
.campus-empty-row { text-align: center; color: var(--campus-text-muted); padding: 20px !important; }
.campus-empty-modules {
  text-align: center;
  padding: 40px;
  color: var(--campus-text-muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.campus-empty-modules i { font-size: 32px; opacity: 0.4; }

/* ============================================================
   MODAL CAMPUS
   ============================================================ */
.campus-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.75);
  backdrop-filter: blur(4px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.campus-modal {
  background: #1a1d2e;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 24px 80px rgba(0,0,0,0.6);
  overflow: hidden;
}
.campus-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  flex-shrink: 0;
}
.campus-modal-header h3 { font-size: 16px; font-weight: 800; color: #fff; margin: 0; }
.campus-modal-close {
  background: rgba(255,255,255,0.06);
  border: none;
  border-radius: 6px;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--campus-text-muted);
  cursor: pointer;
  transition: all 0.2s;
}
.campus-modal-close:hover { background: rgba(255,255,255,0.12); color: #fff; }
.campus-modal-body {
  padding: 24px;
  overflow-y: auto;
  flex: 1;
}
.campus-modal-footer {
  padding: 16px 24px;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  flex-shrink: 0;
}
.campus-btn-cancel {
  padding: 9px 20px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  color: rgba(255,255,255,0.6);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}
.campus-btn-cancel:hover { background: rgba(255,255,255,0.1); color: #fff; }
.campus-btn-confirm {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 9px 20px;
  background: var(--campus-accent);
  border: none;
  border-radius: 8px;
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}
.campus-btn-confirm:hover { background: #c94a38; }
.campus-btn-confirm:disabled { opacity: 0.6; cursor: not-allowed; }

/* ============================================================
   FORM
   ============================================================ */
.campus-form { display: flex; flex-direction: column; gap: 16px; }
.campus-form-row { display: flex; flex-direction: column; gap: 6px; }
.campus-form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.campus-form-row label {
  font-size: 12px;
  font-weight: 700;
  color: var(--campus-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.campus-form-row input[type="text"],
.campus-form-row input[type="number"],
.campus-form-row input[type="color"],
.campus-form-row select,
.campus-form-row textarea {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 8px;
  color: #fff;
  padding: 10px 12px;
  font-size: 13px;
  outline: none;
  transition: border-color 0.2s;
  width: 100%;
  box-sizing: border-box;
}
.campus-form-row input:focus,
.campus-form-row select:focus,
.campus-form-row textarea:focus {
  border-color: var(--campus-accent);
}
.campus-form-row textarea { resize: vertical; }
.campus-form-row select option { background: #1a1d2e; }
.campus-form-row input[type="color"] {
  padding: 4px 6px;
  height: 42px;
  cursor: pointer;
}
.campus-checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255,255,255,0.7);
  cursor: pointer;
  text-transform: none !important;
  letter-spacing: 0 !important;
}
.campus-checkbox-label input[type="checkbox"] {
  width: 16px;
  height: 16px;
  cursor: pointer;
  accent-color: var(--campus-accent);
}

/* Loading / Error */
.campus-loading {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--campus-dark);
}
.campus-loading-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  color: var(--campus-text-muted);
}
.campus-loading-icon {
  font-size: 48px;
  color: var(--campus-accent);
  animation: pulse 2s ease infinite;
}
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.4} }
.campus-error {
  min-height: 50vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: #ef4444;
  padding: 40px;
  text-align: center;
}
.campus-error i { font-size: 40px; }
.campus-error button {
  padding: 9px 20px;
  background: var(--campus-accent);
  border: none;
  border-radius: 8px;
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}
.campus-empty {
  min-height: 200px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--campus-text-muted);
  font-size: 14px;
}
.campus-empty i { font-size: 40px; opacity: 0.3; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
  .campus-hero { padding: 32px 16px 28px; }
  .campus-filters { padding: 0 16px; flex-direction: column; align-items: stretch; }
  .campus-section { padding: 0 16px; }
  .campus-grid { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 14px; }
  .campus-admin-wrap { padding: 16px; }
  .campus-form-row-2 { grid-template-columns: 1fr; }
  .campus-course-layout { grid-template-columns: 1fr; }
  .campus-course-sidebar { height: auto; position: static; }
  .campus-course-info-header { flex-direction: column; }
  .campus-course-stats { flex-direction: row; flex-wrap: wrap; }
}