/* =========================================================
   SICHYALAYA — Courses Page CSS
   ========================================================= */

.courses-page-header {
  padding: calc(var(--nav-height) + var(--space-10)) 0 var(--space-10);
  background: linear-gradient(180deg, rgba(164,53,240,0.07) 0%, transparent 100%);
  border-bottom: 1px solid var(--border-subtle);
}
.courses-page-header h1 {
  font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl));
  margin-bottom: var(--space-3);
}
.courses-page-header p {
  color: var(--text-secondary);
  font-size: var(--text-lg);
}

/* ── LAYOUT ── */
.courses-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-8);
  padding: var(--space-8) 0 var(--space-16);
  align-items: start;
}

/* ── SIDEBAR FILTERS ── */
.courses-sidebar {
  position: sticky;
  top: calc(var(--nav-height) + var(--space-6));
}
.sidebar-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  margin-bottom: var(--space-4);
}
.sidebar-title {
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--text-primary);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.sidebar-clear-btn {
  font-size: var(--text-xs);
  color: var(--accent-primary);
  cursor: pointer;
  background: none;
  border: none;
  font-family: inherit;
  font-weight: 500;
  transition: opacity var(--transition-fast);
}
.sidebar-clear-btn:hover { opacity: 0.7; }

/* Filter Groups */
.filter-group { margin-bottom: var(--space-5); }
.filter-group-label {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-3);
}
.filter-option {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 8px 0;
  cursor: pointer;
  transition: color var(--transition-fast);
}
.filter-option:hover label { color: var(--text-primary); cursor: pointer; }

.filter-option input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 18px; height: 18px;
  border: 2px solid var(--border-default);
  border-radius: 4px;
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  flex-shrink: 0;
}
.filter-option input[type="checkbox"]:checked {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
}
.filter-option input[type="checkbox"]:checked::after {
  content: '';
  position: absolute;
  left: 4px; top: 1px;
  width: 6px; height: 10px;
  border: 2px solid #fff;
  border-top: none;
  border-left: none;
  transform: rotate(45deg);
}
.filter-option label {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  cursor: pointer;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.filter-count {
  font-size: var(--text-xs);
  color: var(--text-muted);
  background: var(--bg-elevated);
  padding: 2px 7px;
  border-radius: var(--radius-full);
}

/* Rating Filter */
.rating-filter-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 6px 0;
  cursor: pointer;
}
.rating-filter-row:hover .rating-label { color: var(--text-primary); }
.rating-label { font-size: var(--text-sm); color: var(--text-secondary); }
.rating-stars-mini { display: flex; gap: 2px; color: var(--accent-gold); }
.rating-stars-mini svg { width: 12px; height: 12px; }

/* Price Range */
.price-range-inputs {
  display: flex;
  gap: var(--space-3);
}
.price-input-wrap {
  flex: 1;
}
.price-input-wrap label {
  display: block;
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin-bottom: 4px;
}
.price-input-wrap input {
  width: 100%;
  padding: 8px 12px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: var(--text-sm);
  outline: none;
}
.price-input-wrap input:focus { border-color: var(--accent-primary); }

/* ── COURSES MAIN ── */
.courses-main {}

/* Toolbar */
.courses-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
}
.courses-result-count {
  font-size: var(--text-sm);
  color: var(--text-muted);
}
.courses-result-count strong {
  color: var(--text-primary);
  font-weight: 600;
}
.courses-toolbar-right {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.sort-select {
  padding: 9px 36px 9px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--text-sm);
  font-family: inherit;
  outline: none;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236e6d87' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  transition: border-color var(--transition-fast);
}
.sort-select:focus { border-color: var(--accent-primary); }

.view-toggle {
  display: flex;
  gap: 2px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 3px;
}
.view-btn {
  width: 34px; height: 34px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  cursor: pointer;
  background: none;
  border: none;
  transition: all var(--transition-fast);
}
.view-btn.active, .view-btn:hover {
  background: var(--accent-primary);
  color: #fff;
}
.view-btn svg { width: 16px; height: 16px; }

/* Active filter tags */
.active-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}
.active-filter-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  background: rgba(164,53,240,0.12);
  border: 1px solid rgba(164,53,240,0.3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  color: #c87aff;
  font-weight: 500;
}
.active-filter-tag button {
  background: none;
  border: none;
  color: #c87aff;
  cursor: pointer;
  padding: 0;
  display: flex;
  align-items: center;
  font-size: 14px;
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}
.active-filter-tag button:hover { opacity: 1; }

/* Course Grid */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}
.courses-grid.list-view {
  grid-template-columns: 1fr;
}
.courses-grid.list-view .course-card {
  flex-direction: row;
}
.courses-grid.list-view .course-card-thumb {
  width: 220px;
  min-width: 220px;
  aspect-ratio: unset;
}
.courses-grid.list-view .course-card-body { padding: var(--space-4); }
.courses-grid.list-view .course-card-footer { border-top: none; }

/* Pagination */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-10);
}
.page-btn {
  width: 40px; height: 40px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: var(--text-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Outfit', sans-serif;
}
.page-btn:hover, .page-btn.active {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: #fff;
}
.page-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.page-btn svg { width: 16px; height: 16px; }

@media (max-width: 1024px) {
  .courses-layout { grid-template-columns: 240px 1fr; }
  .courses-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .courses-layout { grid-template-columns: 1fr; }
  .courses-sidebar {
    position: static;
    display: none;
  }
  .courses-sidebar.open { display: block; }
  .courses-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 540px) {
  .courses-grid { grid-template-columns: 1fr; }
}