/* Tuition Walla Home Tuition — Marketplace & Test Portal Stylesheet */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

:root {
  --primary: #0b4f6c;
  --primary-hover: #083b52;
  --primary-light: #eef7fc;
  --primary-gradient: linear-gradient(135deg, #0b4f6c 0%, #1e3a8a 100%);
  
  --accent: #22c55e;
  --accent-hover: #16a34a;
  --accent-light: #f0fdf4;
  --accent-gradient: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);

  --secondary: #0284c7;
  --warning: #f59e0b;
  --warning-light: #fffbeb;
  --danger: #ef4444;
  --danger-light: #fef2f2;
  --info: #3b82f6;
  
  --bg-main: #f8fafc;
  --bg-surface: #ffffff;
  --bg-dark: #0f172a;
  --bg-glass: rgba(255, 255, 255, 0.9);
  
  --text-main: #0f172a;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  
  --border-color: #e2e8f0;
  --border-radius-sm: 8px;
  --border-radius-md: 14px;
  --border-radius-lg: 20px;
  --border-radius-full: 9999px;
  
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px -2px rgba(11, 79, 108, 0.08), 0 2px 6px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 12px 28px -4px rgba(11, 79, 108, 0.15), 0 4px 12px -2px rgba(0, 0, 0, 0.05);
  --shadow-glow: 0 0 24px rgba(34, 197, 94, 0.3);
  
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-main);
  font-weight: 700;
  line-height: 1.25;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--primary-hover);
}

/* Header & Navigation */
.header {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(12px);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
}

.brand-logo {
  width: 46px;
  height: 46px;
  border-radius: var(--border-radius-md);
  object-fit: cover;
  box-shadow: 0 3px 10px rgba(11, 79, 108, 0.25);
}

.brand-title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 800;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand-subtitle {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.nav-controls {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.user-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: var(--border-radius-full);
  font-weight: 700;
  font-size: 0.85rem;
  border: 1px solid rgba(11, 79, 108, 0.15);
}

.main-container {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 4rem;
  flex: 1;
}

/* Marketing Hero Section */
.hero-section {
  background: var(--primary-gradient);
  color: #ffffff;
  border-radius: var(--border-radius-lg);
  padding: 3rem 2rem;
  margin-bottom: 2.5rem;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}

.hero-section::after {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(34, 197, 94, 0.25) 0%, rgba(0,0,0,0) 70%);
  pointer-events: none;
}

.hero-content {
  max-width: 720px;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.9rem;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  border-radius: var(--border-radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.25);
}

.hero-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.15;
  margin-bottom: 1rem;
}

.hero-subtitle {
  font-size: 1.1rem;
  opacity: 0.92;
  margin-bottom: 1.75rem;
  line-height: 1.5;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Search / Filter Bar Component */
.filter-search-box {
  background: var(--bg-surface);
  border-radius: var(--border-radius-md);
  padding: 1.25rem;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  margin-bottom: 2rem;
}

/* Grid & Cards */
.grid {
  display: grid;
  gap: 1.25rem;
}

.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

@media (max-width: 900px) {
  .grid-cols-3, .grid-cols-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero-title { font-size: 2rem; }
}
@media (max-width: 600px) {
  .grid-cols-2, .grid-cols-3, .grid-cols-4 { grid-template-columns: 1fr; }
  .hero-section { padding: 2rem 1.25rem; }
}

.card {
  background: var(--bg-surface);
  border-radius: var(--border-radius-md);
  border: 1px solid var(--border-color);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.card-hover:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: #cbd5e1;
}

.stat-card {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.stat-icon {
  width: 54px;
  height: 54px;
  border-radius: var(--border-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  background: var(--primary-light);
  color: var(--primary);
  flex-shrink: 0;
}

.stat-value {
  font-size: 1.85rem;
  font-weight: 800;
  line-height: 1;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
  font-weight: 600;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.7rem 1.35rem;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: var(--border-radius-sm);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  outline: none;
  user-select: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary-gradient);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(11, 79, 108, 0.25);
}

.btn-primary:hover {
  box-shadow: 0 6px 16px rgba(11, 79, 108, 0.35);
  transform: translateY(-1px);
}

.btn-accent {
  background: var(--accent-gradient);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(34, 197, 94, 0.3);
}

.btn-accent:hover {
  box-shadow: 0 6px 18px rgba(34, 197, 94, 0.4);
  transform: translateY(-1px);
}

.btn-secondary {
  background: #f1f5f9;
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: #e2e8f0;
}

.btn-success {
  background: var(--accent);
  color: #ffffff;
}

.btn-danger {
  background: var(--danger-light);
  color: var(--danger);
  border: 1px solid #fecaca;
}

.btn-danger:hover {
  background: var(--danger);
  color: #ffffff;
}

.btn-outline {
  background: transparent;
  border: 1.5px solid var(--primary);
  color: var(--primary);
}

.btn-outline:hover {
  background: var(--primary-light);
}

.btn-sm {
  padding: 0.4rem 0.85rem;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 0.85rem 1.85rem;
  font-size: 1.05rem;
  border-radius: var(--border-radius-md);
}

.btn-block {
  width: 100%;
}

/* Badges & Privacy Tags */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.75rem;
  border-radius: var(--border-radius-full);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.badge-active, .badge-approved { background: var(--accent-light); color: var(--accent-hover); }
.badge-pending { background: var(--warning-light); color: #d97706; }
.badge-inactive, .badge-rejected { background: var(--danger-light); color: var(--danger); }
.badge-class { background: var(--primary-light); color: var(--primary); }
.badge-privacy { background: #f1f5f9; color: var(--text-muted); border: 1px dashed var(--text-muted); }
.badge-unlocked { background: #e0f2fe; color: #0284c7; }

/* Forms & Inputs */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
  color: var(--text-main);
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text-main);
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  transition: var(--transition);
  outline: none;
}

.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(11, 79, 108, 0.15);
}

textarea.form-control {
  min-height: 90px;
  resize: vertical;
}

/* Nav Tabs */
.tabs {
  display: flex;
  gap: 0.5rem;
  border-bottom: 2px solid var(--border-color);
  margin-bottom: 1.5rem;
  overflow-x: auto;
  scrollbar-width: none;
}

.tabs::-webkit-scrollbar { display: none; }

.tab-btn {
  padding: 0.75rem 1.25rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-muted);
  background: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  white-space: nowrap;
  transition: var(--transition);
}

.tab-btn.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

/* Privacy Box */
.privacy-notice-box {
  background: #f8fafc;
  border: 1px dashed #cbd5e1;
  border-radius: var(--border-radius-md);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

/* Tables */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  border-radius: var(--border-radius-md);
  border: 1px solid var(--border-color);
  background: var(--bg-surface);
}

.table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.table th {
  background: #f8fafc;
  padding: 0.85rem 1rem;
  font-weight: 700;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-color);
}

.table td {
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}

.table tr:last-child td {
  border-bottom: none;
}

.table tr:hover td {
  background: #f8fafc;
}

/* Test Taker & Option Cards */
.test-header {
  background: var(--primary-gradient);
  color: #ffffff;
  padding: 1.25rem 1.5rem;
  border-radius: var(--border-radius-md);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  box-shadow: var(--shadow-md);
}

.timer-box {
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(8px);
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius-full);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.question-nav-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.q-nav-btn {
  width: 38px;
  height: 38px;
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--border-color);
  background: var(--bg-surface);
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.q-nav-btn.active {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px var(--primary);
}

.q-nav-btn.answered {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
}

.option-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius-md);
  background: var(--bg-surface);
  cursor: pointer;
  transition: var(--transition);
  margin-bottom: 0.75rem;
  user-select: none;
}

.option-card:hover {
  border-color: #cbd5e1;
  background: #f8fafc;
}

.option-card.selected {
  border-color: var(--primary);
  background: var(--primary-light);
  box-shadow: 0 2px 8px rgba(11, 79, 108, 0.15);
}

.option-radio {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2px solid #cbd5e1;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: var(--transition);
}

.option-card.selected .option-radio {
  border-color: var(--primary);
  background: var(--primary);
}

.option-card.selected .option-radio::after {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #ffffff;
}

.option-key {
  font-weight: 800;
  font-family: var(--font-heading);
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: #e2e8f0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
}

.option-card.selected .option-key {
  background: var(--primary);
  color: #ffffff;
}

/* Image Answer Upload Box */
.image-upload-box {
  border: 2px dashed #cbd5e1;
  border-radius: var(--border-radius-md);
  padding: 1.5rem;
  text-align: center;
  background: #f8fafc;
  cursor: pointer;
  transition: var(--transition);
}

.image-upload-box:hover {
  border-color: var(--primary);
  background: var(--primary-light);
}

.uploaded-preview-container {
  position: relative;
  display: inline-block;
  margin-top: 1rem;
}

.uploaded-img-preview {
  max-width: 100%;
  max-height: 220px;
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  object-fit: contain;
}

.remove-img-btn {
  position: absolute;
  top: -8px;
  right: -8px;
  background: var(--danger);
  color: #ffffff;
  border: none;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  cursor: pointer;
  font-weight: bold;
  box-shadow: var(--shadow-sm);
}

/* Lightbox Modal */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  background: var(--bg-surface);
  border-radius: var(--border-radius-lg);
  max-width: 680px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 1.75rem;
  box-shadow: var(--shadow-lg);
  transform: scale(0.95);
  transition: transform 0.25s ease;
}

.modal-backdrop.open .modal-content {
  transform: scale(1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 1rem;
  margin-bottom: 1.25rem;
}

.close-btn {
  background: #f1f5f9;
  border: none;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  font-size: 1.25rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
}

.close-btn:hover {
  background: #e2e8f0;
  color: var(--text-main);
}

/* Footer & Contact Section */
.footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  padding: 2.5rem 1.25rem;
  margin-top: auto;
}

.contact-section {
  max-width: 1200px;
  margin: 0 auto;
  background: var(--primary-gradient);
  color: #ffffff;
  border-radius: var(--border-radius-lg);
  padding: 2.25rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
  box-shadow: var(--shadow-lg);
}

.contact-info h3 {
  color: #ffffff;
  font-size: 1.4rem;
  margin-bottom: 0.5rem;
}

.contact-info p {
  opacity: 0.92;
  font-size: 0.95rem;
}

.contact-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.contact-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.1rem;
  border-radius: var(--border-radius-full);
  font-weight: 700;
  font-size: 0.9rem;
  color: #ffffff;
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(8px);
  transition: var(--transition);
}

.contact-btn:hover {
  background: rgba(255, 255, 255, 0.32);
  color: #ffffff;
  transform: translateY(-2px);
}

.contact-btn.whatsapp {
  background: #25d366;
  border-color: #25d366;
}

.contact-btn.whatsapp:hover {
  background: #1eb857;
}

.social-links {
  display: flex;
  gap: 0.5rem;
}

.social-icon {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  font-weight: 700;
  font-size: 0.8rem;
}

.social-icon:hover {
  background: rgba(255, 255, 255, 0.35);
  transform: scale(1.1);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}

.toast {
  background: var(--text-main);
  color: #ffffff;
  padding: 0.85rem 1.25rem;
  border-radius: var(--border-radius-md);
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: var(--shadow-lg);
  pointer-events: auto;
  animation: slideUp 0.3s ease forwards;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.toast.success { background: var(--accent); }
.toast.error { background: var(--danger); }
.toast.warning { background: var(--warning); }

@keyframes slideUp {
  from { transform: translateY(100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.animate-fade-in {
  animation: fadeIn 0.3s ease forwards;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}