/* SahamKu — UI Components */

/* ==========================================================================
   Header & Navbar
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-height);
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--space-4);
}

.brand-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
}

.brand-logo-badge {
  background: var(--color-primary);
  color: white;
  font-size: var(--text-xs);
  font-weight: 800;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.nav-links {
  display: none;
  align-items: center;
  gap: var(--space-6);
}

@media (min-width: 900px) {
  .nav-links {
    display: flex;
  }
}

.nav-link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  padding: var(--space-2) 0;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
  color: var(--color-primary);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -18px;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
}

/* ==========================================================================
   Search Bar (Header Trigger)
   ========================================================================== */
.search-trigger {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-full);
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  min-width: 200px;
}

.search-trigger:hover {
  background: var(--color-surface-hover);
  border-color: var(--color-primary);
  color: var(--color-text-primary);
}

.search-kbd {
  font-family: var(--font-mono);
  font-size: 10px;
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  padding: 2px 6px;
  border-radius: 4px;
  margin-left: auto;
  color: var(--color-text-tertiary);
}

/* ==========================================================================
   Header Actions & Market Status
   ========================================================================== */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.market-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  font-size: var(--text-xs);
  font-weight: 600;
  border-radius: var(--radius-full);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-up);
  box-shadow: 0 0 0 2px var(--color-up-bg);
}

.status-dot.closed {
  background: var(--color-neutral);
  box-shadow: none;
}

.icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.icon-btn:hover {
  background: var(--color-surface-hover);
  color: var(--color-text-primary);
}

/* ==========================================================================
   Indices Ticker Bar (Horizontal Scroll)
   ========================================================================== */
.indices-bar {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-2) 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.indices-bar::-webkit-scrollbar {
  display: none;
}

.indices-track {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-width: max-content;
}

.index-pill {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-xs);
  transition: transform var(--transition-fast);
}

.index-pill:hover {
  transform: translateY(-1px);
  border-color: var(--color-primary);
}

.index-name {
  font-weight: 600;
  color: var(--color-text-primary);
}

.index-val {
  font-family: var(--font-mono);
  font-weight: 600;
}

/* ==========================================================================
   Stock Cards & Badges
   ========================================================================== */
.badge-delta {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

.badge-delta.up {
  color: var(--color-up);
  background: var(--color-up-bg);
}

.badge-delta.down {
  color: var(--color-down);
  background: var(--color-down-bg);
}

.badge-delta.neutral {
  color: var(--color-neutral);
  background: var(--color-neutral-bg);
}

.stock-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-fast);
  cursor: pointer;
  position: relative;
}

.stock-card:hover {
  background: var(--color-surface-hover);
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.stock-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-3);
}

.ticker-badge {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--color-text-primary);
}

.company-name {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 160px;
}

.btn-star {
  color: var(--color-text-tertiary);
  font-size: 18px;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.btn-star:hover {
  color: #fbbc04;
  transform: scale(1.15);
}

.btn-star.starred {
  color: #fbbc04;
}

.stock-price {
  font-family: var(--font-mono);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
}

/* ==========================================================================
   Data Tables
   ========================================================================== */
.table-container {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.data-table {
  width: 100%;
  text-align: left;
  font-size: var(--text-sm);
}

.data-table th {
  background: var(--color-surface-elevated);
  padding: var(--space-3) var(--space-4);
  font-weight: 600;
  color: var(--color-text-secondary);
  border-bottom: 1px solid var(--color-border);
}

.data-table td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border-subtle);
  color: var(--color-text-primary);
}

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

.data-table tbody tr {
  transition: background var(--transition-fast);
  cursor: pointer;
}

.data-table tbody tr:hover {
  background: var(--color-surface-hover);
}

.table-footer-action {
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
}

.table-footer-action .btn {
  font-size: var(--text-xs);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  transition: all var(--transition-fast);
}

.table-footer-action .btn:hover {
  background: var(--color-surface-hover);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* ==========================================================================
   Sector Grid Cards
   ========================================================================== */
.sector-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all var(--transition-fast);
}

.sector-card:hover {
  background: var(--color-surface-hover);
  border-color: var(--color-primary);
}

.sector-name {
  font-weight: 600;
  font-size: var(--text-sm);
}

/* ==========================================================================
   Tabs Component
   ========================================================================== */
.tabs-nav {
  display: flex;
  gap: var(--space-2);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-4);
}

.tab-btn {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  border-bottom: 2px solid transparent;
  transition: all var(--transition-fast);
}

.tab-btn:hover {
  color: var(--color-text-primary);
}

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

/* ==========================================================================
   Modal Search (Global Autocomplete)
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  z-index: 100;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 15vh;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}

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

.search-modal {
  width: 90%;
  max-width: 600px;
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.search-modal-header {
  display: flex;
  align-items: center;
  padding: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.search-modal-input {
  flex: 1;
  border: none;
  background: transparent;
  font-size: var(--text-lg);
  color: var(--color-text-primary);
  outline: none;
}

.search-results-list {
  max-height: 380px;
  overflow-y: auto;
}

.search-result-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border-subtle);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.search-result-item:hover, .search-result-item.selected {
  background: var(--color-surface-hover);
}

.search-spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-brand);
  border-radius: 50%;
  animation: search-spin 0.8s linear infinite;
}

@keyframes search-spin {
  to { transform: rotate(360deg); }
}

/* ==========================================================================
   Buttons & Action Controls
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  text-decoration: none;
  cursor: pointer;
  -webkit-user-select: none;
  user-select: none;
  -webkit-appearance: none;
  appearance: none;
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text-primary);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  background: var(--color-surface-hover);
  border-color: var(--color-primary);
}

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

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

.btn-danger {
  background: var(--color-down-bg);
  color: var(--color-down);
  border-color: transparent;
}

.btn-danger:hover {
  background: var(--color-down);
  color: white;
}

.btn-sm {
  padding: 6px 12px;
  font-size: var(--text-xs);
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 14px 24px;
  font-size: var(--text-base);
  border-radius: var(--radius-lg);
}

.btn-block {
  width: 100%;
}

/* ==========================================================================
   Form Controls (Inputs, Selects, Labels)
   ========================================================================== */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: var(--space-4);
}

.form-label {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.form-input, .form-select {
  width: 100%;
  padding: 10px 14px;
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus, .form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
  background: var(--color-surface-elevated);
}

.form-helper {
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
}

.form-error {
  font-size: var(--text-xs);
  color: var(--color-down);
}

/* ==========================================================================
   Cards & Content Containers
   ========================================================================== */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.card-header {
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-body {
  padding: var(--space-5);
}

.card-footer {
  padding: var(--space-3) var(--space-5);
  border-top: 1px solid var(--color-border);
  background: var(--color-surface-elevated);
}

/* ==========================================================================
   UI Badges & Pills
   ========================================================================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--text-xs);
  font-weight: 600;
  padding: 3px 8px;
  border-radius: var(--radius-full);
}

.badge-primary {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.badge-success {
  background: var(--color-up-bg);
  color: var(--color-up);
}

.badge-danger {
  background: var(--color-down-bg);
  color: var(--color-down);
}

.badge-neutral {
  background: var(--color-neutral-bg);
  color: var(--color-neutral);
}

/* ==========================================================================
   Skeleton Shimmer Loading States
   ========================================================================== */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-surface) 25%,
    var(--color-surface-hover) 37%,
    var(--color-surface) 63%
  );
  background-size: 400% 100%;
  animation: skeleton-shimmer 1.4s ease infinite;
  border-radius: var(--radius-sm);
}

@keyframes skeleton-shimmer {
  0% { background-position: 100% 50%; }
  100% { background-position: 0 50%; }
}

.skeleton-text {
  height: 14px;
  margin-bottom: 6px;
}

.skeleton-circle {
  border-radius: 50%;
}

/* ==========================================================================
   Alerts & Notifications
   ========================================================================== */
.alert {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.alert-info {
  background: var(--color-primary-light);
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

.alert-success {
  background: var(--color-up-bg);
  color: var(--color-up);
  border: 1px solid var(--color-up);
}

.alert-danger {
  background: var(--color-down-bg);
  color: var(--color-down);
  border: 1px solid var(--color-down);
}

/* ==========================================================================
   Empty States
   ========================================================================== */
.empty-state {
  text-align: center;
  padding: var(--space-10) var(--space-4);
}

.empty-state-icon {
  font-size: 40px;
  margin-bottom: var(--space-3);
  opacity: 0.6;
}

.empty-state-title {
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-1);
}

.empty-state-desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  max-width: 360px;
  margin: 0 auto;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-8) 0;
  background: var(--color-surface);
  margin-top: var(--space-12);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

/* ==========================================================================
   Mobile Header & Controls Responsiveness (< 640px & < 380px)
   ========================================================================== */
@media (max-width: 640px) {
  .search-trigger {
    min-width: auto;
    padding: var(--space-2);
  }
  .search-trigger span,
  .search-kbd {
    display: none;
  }
  .market-status-badge span:last-child {
    display: none;
  }
  .market-status-badge {
    padding: 6px;
  }
  .modal-backdrop {
    padding-top: var(--space-4);
    align-items: flex-start;
  }
  .search-modal {
    width: 95%;
    max-height: 85vh;
  }
}

@media (max-width: 380px) {
  .brand-link span:last-child {
    display: none;
  }
  .navbar {
    gap: var(--space-2);
  }
  .header-actions {
    gap: var(--space-1);
  }
}

/* ==========================================================================
   Mobile Bottom Navigation (Fixed on < 900px)
   ========================================================================== */
.mobile-bottom-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: var(--space-1) var(--space-2);
  padding-bottom: max(var(--space-2), env(safe-area-inset-bottom, 0px));
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  justify-content: space-around;
  align-items: center;
}

@media (max-width: 899px) {
  .mobile-bottom-nav {
    display: flex;
  }
}

.mobile-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  padding: var(--space-1) var(--space-2);
  font-size: 10px;
  font-weight: 500;
  color: var(--color-text-secondary);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  min-width: 54px;
}

.mobile-nav-item:hover,
.mobile-nav-item.active {
  color: var(--color-primary);
}

.mobile-nav-item svg {
  width: 20px;
  height: 20px;
}