/* ==========================================================================
   EDURICH INTERNATIONAL CAMPUS - REUSABLE UI COMPONENTS
   Matches UI references: Picture1.jpg, Picture3.jpg, Picture4.jpg, Picture5.jpg
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 10px 22px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-sm);
  transition: all var(--transition-normal);
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.98);
}

.btn svg,
.btn .btn-arrow {
  transition: transform var(--transition-fast);
}

.btn:hover svg,
.btn:hover .btn-arrow {
  transform: translateX(3px);
}

.btn-pill {
  border-radius: var(--radius-pill);
}

.btn-primary {
  background-color: var(--color-primary);
  background-image: linear-gradient(180deg, rgba(255, 255, 255, 0.06) 0%, rgba(0, 0, 0, 0.04) 100%);
  color: var(--color-text-white);
  border: 1px solid var(--color-primary);
  box-shadow: 0 1px 2px rgba(196, 0, 98, 0.2);
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  color: var(--color-text-white);
  box-shadow: 0 6px 18px var(--color-primary-glow);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: scale(0.98);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

.btn-outline:hover {
  background-color: var(--color-primary);
  color: var(--color-text-white);
  box-shadow: 0 4px 14px var(--color-primary-glow);
  transform: translateY(-1px);
}

.btn-outline:active {
  transform: scale(0.98);
}

.btn-outline-white {
  background-color: transparent;
  color: var(--color-text-white);
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.btn-outline-white:hover {
  background-color: rgba(255, 255, 255, 0.15);
  border-color: var(--color-text-white);
  color: var(--color-text-white);
}

.btn-dark {
  background-color: var(--color-dark-nav);
  color: var(--color-text-white);
  border: 1px solid var(--color-dark-nav);
}

.btn-dark:hover {
  background-color: #1e293b;
  color: var(--color-text-white);
}

.btn-block {
  width: 100%;
}

.btn-sm {
  padding: 6px 14px;
  font-size: var(--font-size-xs);
}

.btn-lg {
  padding: 14px 28px;
  font-size: var(--font-size-base);
}

/* --------------------------------------------------------------------------
   2. Badges & Tags
   -------------------------------------------------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 4px 10px;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-sm);
  line-height: 1.2;
}

.badge-pill {
  border-radius: var(--radius-pill);
}

.badge-magenta {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  border: 1px solid var(--color-primary-muted);
}

.badge-outline {
  background-color: transparent;
  color: var(--color-text-main);
  border: 1px solid var(--color-border);
}

.badge-kicker {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
}

/* --------------------------------------------------------------------------
   3. Cards & Panels
   -------------------------------------------------------------------------- */
.card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-xl);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
  box-shadow: var(--shadow-xs);
}

.card-hover:hover {
  transform: translateY(-4px) perspective(1000px) rotateX(0.5deg);
  box-shadow: 0 16px 32px -6px rgba(11, 19, 37, 0.1), 0 6px 14px -2px rgba(11, 19, 37, 0.05);
  border-color: rgba(196, 0, 98, 0.28);
}

/* Feature Icon Box */
.feature-box {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  transition: all var(--transition-fast);
}

.feature-box:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.feature-icon-wrapper {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-pill);
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  margin-bottom: var(--spacing-xs);
}

/* --------------------------------------------------------------------------
   4. Tab Navigation (Programmes & Detail & Student Life)
   -------------------------------------------------------------------------- */
.tabs-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  margin-bottom: var(--spacing-xl);
}

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

.tabs-nav {
  display: inline-flex;
  gap: var(--spacing-sm);
  background-color: var(--color-bg-alt);
  padding: 6px;
  border-radius: var(--radius-md);
  min-width: max-content;
}

.tab-btn {
  padding: 10px 18px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-muted);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.tab-btn:hover {
  color: var(--color-primary);
  background-color: rgba(255, 255, 255, 0.6);
}

.tab-btn.active {
  background-color: var(--color-primary);
  color: var(--color-text-white);
  font-weight: var(--font-weight-semibold);
  box-shadow: 0 2px 8px var(--color-primary-glow);
}

/* Student Life floating pill tabs (Picture4.jpg) */
.student-tabs-nav {
  display: flex;
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.student-tab-item {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 16px 14px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-main);
  background-color: var(--color-bg-card);
  border-right: 1px solid var(--color-border);
  transition: all var(--transition-fast);
  text-align: center;
}

.student-tab-item:last-child {
  border-right: none;
}

.student-tab-item:hover {
  color: var(--color-primary);
  background-color: var(--color-primary-light);
}

.student-tab-item.active {
  background-color: var(--color-primary);
  color: var(--color-text-white);
}

/* --------------------------------------------------------------------------
   5. Form Controls (Matches Picture3.jpg sidebar & Picture5.jpg Contacts)
   -------------------------------------------------------------------------- */
.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-main);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 11px 14px;
  font-size: var(--font-size-sm);
  color: var(--color-text-main);
  background-color: #FAFAFA;
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-sm);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal), background-color var(--transition-normal);
}

.form-control:focus {
  background-color: #FFFFFF;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3.5px rgba(196, 0, 98, 0.12);
  outline: none;
}

.form-control::placeholder {
  color: #9CA3AF;
  font-size: var(--font-size-sm);
}

textarea.form-control {
  resize: vertical;
  min-height: 100px;
}

.form-checkbox-wrapper {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  line-height: 1.4;
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.form-checkbox-wrapper input[type="checkbox"] {
  width: 16px;
  height: 16px;
  margin-top: 2px;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.form-checkbox-wrapper a {
  color: var(--color-primary);
  text-decoration: underline;
}

/* --------------------------------------------------------------------------
   6. Course Catalog Cards (Matches Picture6.jpg)
   -------------------------------------------------------------------------- */
.course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--spacing-lg);
}

.course-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-card);
}

.course-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}

.course-card-thumb {
  width: 100%;
  height: 150px;
  position: relative;
  background-color: #E2E8F0;
  overflow: hidden;
}

.course-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.course-card:hover .course-card-thumb img {
  transform: scale(1.05);
}

.course-card-body {
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.course-card-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-main);
  line-height: 1.35;
  margin-bottom: var(--spacing-md);
  flex-grow: 1;
}

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

.course-level-tag {
  font-size: var(--font-size-xs);
  color: #E11D48;
  font-weight: var(--font-weight-medium);
}

.course-action-link {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.course-action-link:hover {
  text-decoration: underline;
}

@media (prefers-reduced-motion: reduce) {
  .card-hover:hover,
  .btn:hover,
  .btn:active {
    transform: none !important;
  }
  .btn:hover svg,
  .btn:hover .btn-arrow {
    transform: none !important;
  }
}

/* ==========================================================================
   MOBILE-ONLY COMPONENT ADAPTATIONS (STRICTLY <= 640px)
   ========================================================================== */
@media (max-width: 640px) {
  .card {
    padding: 18px 16px;
    border-radius: var(--radius-md);
  }

  .feature-box {
    padding: 16px 14px;
    border-radius: var(--radius-md);
  }

  .form-control {
    padding: 10px 12px;
    font-size: 0.90rem;
  }

  .tabs-nav {
    padding: 4px;
    gap: 4px;
  }

  .tab-btn {
    padding: 8px 14px;
    font-size: 0.80rem;
  }

  .btn {
    padding: 9px 18px;
    font-size: 0.84rem;
  }

  .btn-lg {
    padding: 12px 22px;
    font-size: 0.90rem;
  }
}