/* ============================================================
   COMPONENT LIBRARY — NexiBook Design System
   Gold Premium DNA · Modern Layout · Glassmorphism
   ============================================================ */

/* ============================================================
   BUTTONS
   ============================================================ */

.ds-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  height: 48px;
  padding: 0 var(--space-6);
  font-family: var(--font-primary);
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  line-height: var(--leading-none);
  border: 1.5px solid transparent;
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
  text-decoration: none;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  min-width: 44px; /* Touch target */
  min-height: 44px;
}

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

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

/* Primary — NexiBook Gold */
.ds-btn-primary {
  color: var(--color-primary-text, #111111);
  background: var(--color-primary);
  border-color: var(--color-primary);
  font-weight: var(--font-bold);
}

.ds-btn-primary:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  box-shadow: var(--shadow-gold);
  transform: translateY(-1px);
}

.ds-btn-primary:active {
  transform: translateY(0) scale(0.98);
  box-shadow: none;
}

/* Secondary — Gold outlined */
.ds-btn-secondary {
  color: var(--color-primary);
  background: transparent;
  border-color: var(--color-gold-border, var(--color-primary));
}

.ds-btn-secondary:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-gold-glow, none);
}

/* Ghost — minimal */
.ds-btn-ghost {
  height: 40px;
  padding: 0 var(--space-4);
  color: var(--color-text-secondary);
  background: transparent;
  border-color: transparent;
  font-size: var(--text-sm);
}

.ds-btn-ghost:hover {
  background: var(--color-bg-secondary);
  color: var(--color-text);
}

/* Danger */
.ds-btn-danger {
  color: #FFFFFF;
  background: var(--color-error);
  border-color: var(--color-error);
}

.ds-btn-danger:hover {
  background: #DC2626;
  border-color: #DC2626;
  box-shadow: 0 4px 12px rgba(var(--color-error-rgb), 0.3);
}

/* Chip / pill — for filters, tags */
.ds-btn-chip {
  height: 36px;
  padding: 0 var(--space-4);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
  background: var(--color-bg-secondary);
  border-color: var(--color-border);
  border-radius: var(--radius-full);
}

.ds-btn-chip:hover {
  background: var(--color-bg-tertiary);
  border-color: var(--color-text-muted);
}

.ds-btn-chip.is-active {
  color: var(--color-primary-text, #111111);
  background: var(--color-primary);
  border-color: var(--color-primary);
}

/* Size variants */
.ds-btn-sm {
  height: 36px;
  padding: 0 var(--space-3);
  font-size: var(--text-sm);
  border-radius: var(--radius-lg);
}

.ds-btn-lg {
  height: 52px;
  padding: 0 var(--space-8);
  font-size: var(--text-md);
  border-radius: 14px;
}

.ds-btn-full {
  width: 100%;
}

/* Icon button */
.ds-btn-icon {
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: var(--radius-xl);
}

.ds-btn-icon svg,
.ds-btn-icon i {
  width: 20px;
  height: 20px;
}

/* Button with loading spinner */
.ds-btn.is-loading {
  position: relative;
  color: transparent !important;
  pointer-events: none;
}

.ds-btn.is-loading::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(0, 0, 0, 0.15);
  border-top-color: #111111;
  border-radius: 50%;
  animation: ds-spin 0.6s linear infinite;
}

.ds-btn-secondary.is-loading::after,
.ds-btn-ghost.is-loading::after {
  border-color: rgba(var(--color-primary-rgb), 0.3);
  border-top-color: var(--color-primary);
}


/* ============================================================
   FORM INPUTS
   ============================================================ */

.ds-form-group {
  margin-bottom: var(--space-5);
}

.ds-form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-text);
  margin-bottom: var(--space-1-5);
}

.ds-form-label .ds-required {
  color: var(--color-error);
  margin-left: 2px;
}

.ds-input {
  width: 100%;
  height: 48px;
  padding: 0 var(--space-4);
  font-family: var(--font-primary);
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-bg-secondary);
  border: 1.5px solid transparent;
  border-radius: var(--radius-xl);
  outline: none;
  transition: all var(--transition-base);
  -webkit-appearance: none;
  appearance: none;
}

.ds-input:hover {
  border-color: var(--color-border);
}

.ds-input:focus {
  border-color: var(--color-primary);
  background: var(--color-bg);
  box-shadow: 0 0 0 var(--ring-width) var(--ring-color);
}

.ds-input::placeholder {
  color: var(--color-text-muted);
}

/* Input with icon */
.ds-input-wrapper {
  position: relative;
}

.ds-input-wrapper .ds-input-icon,
.ds-input-wrapper > i:first-child {
  position: absolute;
  left: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  width: 18px;
  height: 18px;
  pointer-events: none;
  font-size: var(--text-md);
  z-index: 1;
}

.ds-input-wrapper .ds-input,
.ds-input-wrapper > i:first-child ~ .ds-input {
  padding-left: calc(var(--space-4) + 18px + var(--space-2));
}

/* Textarea */
.ds-textarea {
  min-height: 120px;
  padding: var(--space-3) var(--space-4);
  resize: vertical;
  line-height: var(--leading-normal);
}

/* Select */
.ds-select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%239CA3AF' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-4) center;
  padding-right: calc(var(--space-4) + 24px);
}

/* Error state */
.ds-input.is-error,
.ds-textarea.is-error,
.ds-select.is-error {
  border-color: var(--color-error);
  box-shadow: 0 0 0 var(--ring-width) rgba(var(--color-error-rgb), 0.15);
}

.ds-form-error {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-xs);
  color: var(--color-error);
  margin-top: var(--space-1-5);
}

.ds-form-helper {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1-5);
}

/* Input sizes */
.ds-input-sm {
  height: 36px;
  font-size: var(--text-sm);
  border-radius: var(--radius-lg);
}


/* ============================================================
   CARDS
   ============================================================ */

.ds-card {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-2xl);
  padding: var(--space-5);
  transition: all var(--transition-base);
}

.ds-card:hover {
  box-shadow: var(--shadow-md);
}

.ds-card-clickable {
  cursor: pointer;
}

.ds-card-clickable:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.ds-card-clickable:active {
  transform: translateY(0);
}

/* Stat card */
.ds-card-stat {
  text-align: center;
  padding: var(--space-4);
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-2xl);
}

.ds-card-stat .ds-stat-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: var(--radius-xl);
  margin: 0 auto var(--space-3);
  font-size: var(--text-lg);
}

.ds-card-stat .ds-stat-value {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--color-text);
  line-height: var(--leading-tight);
}

.ds-card-stat .ds-stat-label {
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
}

/* Compact list card */
.ds-card-compact {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
  background: var(--color-bg-elevated);
}

.ds-card-compact .ds-card-avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-xl);
  object-fit: cover;
  flex-shrink: 0;
  background: var(--color-bg-secondary);
}

.ds-card-compact .ds-card-content {
  flex: 1;
  min-width: 0;
}

.ds-card-compact .ds-card-title {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--color-text);
}

.ds-card-compact .ds-card-subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-top: 2px;
}

/* Glass card (for hero sections) — NexiBook Glassmorphism */
.ds-card-glass {
  background: var(--glass-bg, rgba(255, 255, 255, 0.08));
  backdrop-filter: var(--glass-backdrop, saturate(140%) blur(8px));
  -webkit-backdrop-filter: var(--glass-backdrop, saturate(140%) blur(8px));
  border: 1px solid var(--glass-border, rgba(255, 255, 255, 0.12));
  border-radius: var(--radius-2xl);
  padding: var(--space-5);
  box-shadow: var(--glass-shadow, none);
}

[data-theme="dark"] .ds-card-glass {
  background: rgba(26, 26, 36, 0.6);
  border-color: rgba(200, 200, 240, 0.12);
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.4);
}

/* Gold accent card — NexiBook premium touch */
.ds-card-gold {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-gold-border, rgba(255, 215, 0, 0.2));
  border-radius: var(--radius-2xl);
  padding: var(--space-5);
  box-shadow: var(--shadow-gold);
  transition: all var(--transition-base);
}

.ds-card-gold:hover {
  border-color: rgba(255, 215, 0, 0.4);
  box-shadow: var(--shadow-gold-hover);
}

[data-theme="dark"] .ds-card-gold {
  background: rgba(26, 26, 36, 0.8);
  border-color: rgba(255, 215, 0, 0.15);
}


/* ============================================================
   BADGES
   ============================================================ */

.ds-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  line-height: var(--leading-none);
  border-radius: var(--radius-md);
  white-space: nowrap;
}

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

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

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

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

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

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

/* Pill variant */
.ds-badge-pill {
  border-radius: var(--radius-full);
  padding: var(--space-1) var(--space-3);
}

/* Dot badge (status indicator) */
.ds-badge-dot::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  flex-shrink: 0;
}


/* ============================================================
   ALERTS
   ============================================================ */

.ds-alert {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  border-radius: var(--radius-xl);
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
  border: 1px solid transparent;
}

.ds-alert-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  margin-top: 1px;
}

.ds-alert-content {
  flex: 1;
}

.ds-alert-title {
  font-weight: var(--font-semibold);
  margin-bottom: var(--space-1);
}

.ds-alert-success {
  color: #166534;
  background: var(--color-success-light);
  border-color: rgba(var(--color-success-rgb), 0.2);
}

.ds-alert-error {
  color: #991B1B;
  background: var(--color-error-light);
  border-color: rgba(var(--color-error-rgb), 0.2);
}

.ds-alert-warning {
  color: #92400E;
  background: var(--color-warning-light);
  border-color: rgba(var(--color-warning-rgb), 0.2);
}

.ds-alert-info {
  color: #1E40AF;
  background: var(--color-info-light);
  border-color: rgba(var(--color-info-rgb), 0.2);
}

[data-theme="dark"] .ds-alert-success { color: #86EFAC; }
[data-theme="dark"] .ds-alert-error { color: #FCA5A5; }
[data-theme="dark"] .ds-alert-warning { color: #FDE68A; }
[data-theme="dark"] .ds-alert-info { color: #93C5FD; }


/* ============================================================
   TOAST NOTIFICATIONS
   ============================================================ */

.ds-toast-container {
  position: fixed;
  top: var(--space-4);
  right: var(--space-4);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  pointer-events: none;
  max-width: 400px;
}

@media (max-width: 640px) {
  .ds-toast-container {
    left: var(--space-4);
    right: var(--space-4);
    max-width: 100%;
  }
}

.ds-toast {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  pointer-events: all;
  animation: ds-toast-in 0.3s ease forwards;
  font-size: var(--text-sm);
}

.ds-toast.is-exiting {
  animation: ds-toast-out 0.2s ease forwards;
}

.ds-toast-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
}

.ds-toast-message {
  flex: 1;
  font-weight: var(--font-medium);
  color: var(--color-text);
}

.ds-toast-close {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 0;
}

.ds-toast-success .ds-toast-icon { color: var(--color-success); }
.ds-toast-error .ds-toast-icon { color: var(--color-error); }
.ds-toast-warning .ds-toast-icon { color: var(--color-warning); }
.ds-toast-info .ds-toast-icon { color: var(--color-info); }

.ds-toast-success { border-left: 3px solid var(--color-success); }
.ds-toast-error { border-left: 3px solid var(--color-error); }
.ds-toast-warning { border-left: 3px solid var(--color-warning); }
.ds-toast-info { border-left: 3px solid var(--color-info); }


/* ============================================================
   SKELETON LOADERS
   ============================================================ */

.ds-skeleton {
  background: var(--color-bg-secondary);
  border-radius: var(--radius-lg);
  animation: ds-pulse 1.5s ease-in-out infinite;
  position: relative;
  overflow: hidden;
}

.ds-skeleton::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.08) 50%,
    transparent 100%
  );
  animation: ds-shimmer 1.5s ease-in-out infinite;
}

[data-theme="dark"] .ds-skeleton::after {
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.03) 50%,
    transparent 100%
  );
}

.ds-skeleton-text {
  height: 14px;
  margin-bottom: var(--space-2);
  border-radius: var(--radius-sm);
}

.ds-skeleton-text:last-child {
  width: 60%;
}

.ds-skeleton-heading {
  height: 24px;
  width: 50%;
  margin-bottom: var(--space-3);
  border-radius: var(--radius-md);
}

.ds-skeleton-card {
  height: 120px;
  border-radius: var(--radius-2xl);
}

.ds-skeleton-avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
}

.ds-skeleton-btn {
  height: 48px;
  width: 120px;
  border-radius: var(--radius-xl);
}


/* ============================================================
   EMPTY STATES
   ============================================================ */

.ds-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-12) var(--space-6);
}

.ds-empty-state-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-secondary);
  color: var(--color-text-muted);
  border-radius: var(--radius-2xl);
  margin-bottom: var(--space-4);
  font-size: var(--text-2xl);
}

.ds-empty-state-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.ds-empty-state-text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  max-width: 320px;
  margin-bottom: var(--space-6);
}


/* ============================================================
   AVATARS
   ============================================================ */

.ds-avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  font-weight: var(--font-semibold);
  overflow: hidden;
  flex-shrink: 0;
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.ds-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ds-avatar-xs { width: 24px; height: 24px; font-size: var(--text-2xs); }
.ds-avatar-sm { width: 32px; height: 32px; font-size: var(--text-xs); }
.ds-avatar-md { width: 40px; height: 40px; font-size: var(--text-sm); }
.ds-avatar-lg { width: 48px; height: 48px; font-size: var(--text-base); }
.ds-avatar-xl { width: 64px; height: 64px; font-size: var(--text-lg); }


/* ============================================================
   DIVIDERS
   ============================================================ */

.ds-divider {
  border: none;
  border-top: 1px solid var(--color-border-light);
  margin: var(--space-6) 0;
}

.ds-divider-sm {
  margin: var(--space-3) 0;
}


/* ============================================================
   PROGRESS BAR
   ============================================================ */

.ds-progress {
  width: 100%;
  height: 8px;
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.ds-progress-bar {
  height: 100%;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  transition: width var(--transition-slow);
}

.ds-progress-bar-warning { background: var(--color-warning); }
.ds-progress-bar-error { background: var(--color-error); }
.ds-progress-bar-success { background: var(--color-success); }


/* ============================================================
   TABLES (responsive)
   ============================================================ */

.ds-table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-light);
}

.ds-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.ds-table th {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  font-weight: var(--font-semibold);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  background: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

.ds-table td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border-light);
  color: var(--color-text);
  vertical-align: middle;
}

.ds-table tbody tr {
  transition: background var(--transition-fast);
}

.ds-table tbody tr:hover {
  background: var(--color-bg-secondary);
}

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

/* Responsive: cards on mobile */
@media (max-width: 767px) {
  .ds-table-responsive {
    border: none;
    border-radius: 0;
  }

  .ds-table-responsive .ds-table thead {
    display: none;
  }

  .ds-table-responsive .ds-table tbody tr {
    display: block;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-3);
    padding: var(--space-3);
  }

  .ds-table-responsive .ds-table td {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-2) var(--space-3);
    border-bottom: 1px solid var(--color-border-light);
  }

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

  .ds-table-responsive .ds-table td::before {
    content: attr(data-label);
    font-weight: var(--font-semibold);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
    flex-shrink: 0;
    margin-right: var(--space-3);
  }
}


/* ============================================================
   MODALS
   ============================================================ */

.ds-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: var(--z-modal-backdrop);
  animation: ds-fade-in 0.2s ease;
  backdrop-filter: blur(4px);
}

.ds-modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--color-bg-elevated);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-2xl);
  z-index: var(--z-modal);
  width: 90%;
  max-width: 500px;
  max-height: 90vh;
  overflow-y: auto;
  animation: ds-modal-in 0.3s ease;
}

.ds-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-5) 0;
}

.ds-modal-title {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
}

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

.ds-modal-footer {
  display: flex;
  gap: var(--space-3);
  justify-content: flex-end;
  padding: 0 var(--space-5) var(--space-5);
}

@media (max-width: 640px) {
  .ds-modal {
    top: auto;
    bottom: 0;
    left: 0;
    right: 0;
    transform: none;
    width: 100%;
    max-width: 100%;
    border-radius: var(--radius-2xl) var(--radius-2xl) 0 0;
    max-height: 85vh;
    animation: ds-slide-up 0.3s ease;
  }
}


/* ============================================================
   DATE STRIP (horizontal scrolling calendar)
   ============================================================ */

.ds-date-strip {
  display: flex;
  overflow-x: auto;
  gap: var(--space-1);
  padding: var(--space-3) var(--space-4);
  scrollbar-width: none;
  -ms-overflow-style: none;
  scroll-snap-type: x mandatory;
}

.ds-date-strip::-webkit-scrollbar { display: none; }

.ds-date-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 48px;
  padding: var(--space-2) var(--space-1);
  border-radius: var(--radius-xl);
  cursor: pointer;
  scroll-snap-align: center;
  transition: all var(--transition-base);
  background: transparent;
  border: none;
  font-family: var(--font-primary);
}

.ds-date-item .ds-date-day {
  font-size: 11px;
  font-weight: var(--font-medium);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
}

.ds-date-item .ds-date-num {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-text);
  margin-top: 2px;
}

.ds-date-item:hover {
  background: var(--color-bg-secondary);
}

.ds-date-item.is-selected {
  background: var(--color-primary);
}

.ds-date-item.is-selected .ds-date-day,
.ds-date-item.is-selected .ds-date-num {
  color: var(--color-primary-text, #111111);
}

.ds-date-item.is-today {
  border: 2px solid var(--color-primary);
}

.ds-date-item.has-classes::after {
  content: '';
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-primary);
  margin-top: var(--space-1);
}

.ds-date-item.is-selected.has-classes::after {
  background: #FFFFFF;
}


/* ============================================================
   SPOTS BADGE (booking availability)
   ============================================================ */

.ds-spots {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
}

.ds-spots-available {
  color: var(--color-success);
  background: var(--color-success-light);
}

.ds-spots-low {
  color: var(--color-warning);
  background: var(--color-warning-light);
}

.ds-spots-full {
  color: var(--color-error);
  background: var(--color-error-light);
}


/* ============================================================
   KEYFRAME ANIMATIONS
   ============================================================ */

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

@keyframes ds-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes ds-shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

@keyframes ds-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes ds-fade-in-up {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes ds-slide-up {
  from { transform: translateY(100%); }
  to { transform: translateY(0); }
}

@keyframes ds-modal-in {
  from {
    opacity: 0;
    transform: translate(-50%, -48%) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
}

@keyframes ds-toast-in {
  from {
    opacity: 0;
    transform: translateX(100%);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes ds-toast-out {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(100%);
  }
}

@keyframes ds-shake {
  0%, 100% { transform: translateX(0); }
  10%, 30%, 50%, 70%, 90% { transform: translateX(-4px); }
  20%, 40%, 60%, 80% { transform: translateX(4px); }
}

.ds-animate-shake {
  animation: ds-shake 0.5s ease;
}

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

.ds-animate-fade-in-up {
  animation: ds-fade-in-up 0.4s ease;
}

/* ============================================================
   THEME TOGGLE BUTTON
   ============================================================ */

/* Sidebar theme toggle button */
.tenant-sidebar-footer .theme-toggle-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 10px 16px;
  background: transparent;
  border: none;
  border-radius: var(--radius-md, 8px);
  color: var(--color-text-secondary, #94a3b8);
  font-size: 0.875rem;
  font-family: var(--font-primary, 'Inter', sans-serif);
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: left;
}

.tenant-sidebar-footer .theme-toggle-btn:hover {
  background: var(--color-bg-tertiary, rgba(255, 255, 255, 0.08));
  color: var(--color-text, #f1f5f9);
}

.tenant-sidebar-footer .theme-toggle-btn i {
  font-size: 1.1rem;
  width: 20px;
  text-align: center;
  color: var(--color-warning, #f59e0b);
}

[data-theme="light"] .tenant-sidebar-footer .theme-toggle-btn i {
  color: var(--color-primary, #FFD700);
}

/* Header theme toggle (inline with other nav buttons) */
.site-header .theme-toggle-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  padding: 0;
  border-radius: var(--radius-md, 8px);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--color-text-secondary, #94a3b8);
  cursor: pointer;
  transition: all 0.2s ease;
}

.site-header .theme-toggle-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  color: var(--color-warning, #f59e0b);
  transform: rotate(15deg);
}

[data-theme="light"] .site-header .theme-toggle-btn {
  background: rgba(0, 0, 0, 0.05);
  border-color: rgba(0, 0, 0, 0.1);
  color: var(--color-text-secondary, #64748b);
}

[data-theme="light"] .site-header .theme-toggle-btn:hover {
  background: rgba(0, 0, 0, 0.1);
  color: var(--color-primary, #FFD700);
}

/* ============================================================
   TENANT SIDEBAR — Shared Layout + NexiBook Gold Premium
   Applied via components.css so ALL tenant pages get it.
   ============================================================ */

/* --- Structural layout --- */
.tenant-sidebar {
  position: fixed;
  left: 0;
  top: 0;
  height: 100vh;
  width: 280px;
  display: flex;
  flex-direction: column;
  z-index: 1000;
  transition: transform 0.3s ease, width 0.3s ease;
  overflow-y: auto;
  overflow-x: hidden;
  /* Gold Premium — dark default */
  background: #12121a;
  border-right: 1px solid rgba(255, 215, 0, 0.08);
  box-shadow: 4px 0 24px rgba(0, 0, 0, 0.3);
}

[data-theme="light"] .tenant-sidebar {
  background: #fafaf8;
  border-right: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 1px 0 8px rgba(0, 0, 0, 0.04);
}

/* Body padding for sidebar */
body.has-tenant-sidebar {
  padding-left: 280px;
  transition: padding-left 0.3s ease;
}

body.has-tenant-sidebar.collapsed-sidebar {
  padding-left: 70px;
}

body.has-tenant-sidebar .site-header {
  display: none !important;
}

/* --- Collapsed state --- */
.tenant-sidebar.collapsed {
  width: 70px;
}

.tenant-sidebar.collapsed .tenant-sidebar-brand-text,
.tenant-sidebar.collapsed .tenant-sidebar-label,
.tenant-sidebar.collapsed .tenant-sidebar-category .tenant-sidebar-label {
  opacity: 0;
  width: 0;
  overflow: hidden;
  margin: 0;
  padding: 0;
}

.tenant-sidebar.collapsed .tenant-sidebar-toggle i {
  transform: rotate(180deg);
}

.tenant-sidebar.collapsed .tenant-sidebar-header {
  padding: 1rem 0.5rem;
  justify-content: center;
  position: relative;
}

.tenant-sidebar.collapsed .tenant-sidebar-brand {
  justify-content: center;
  width: 100%;
}

.tenant-sidebar.collapsed .tenant-sidebar-logo {
  width: 40px;
  height: 40px;
  margin: 0 auto;
}

.tenant-sidebar.collapsed .tenant-sidebar-toggle {
  position: absolute;
  bottom: 0.5rem;
  left: 50%;
  margin-left: -18px;
  width: 36px;
  height: 36px;
  z-index: 10;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* --- Mobile: hidden, slides in --- */
@media (max-width: 768px) {
  .tenant-sidebar {
    transform: translateX(-100%);
  }
  .tenant-sidebar.open {
    transform: translateX(0);
  }
  body.has-tenant-sidebar,
  body.has-tenant-sidebar.collapsed-sidebar {
    padding-left: 0;
  }
  .tenant-sidebar-overlay.active {
    display: block;
  }
}

/* Full-width report pages */
body.has-tenant-sidebar .container-fluid.full-width-report,
body.has-tenant-sidebar.collapsed-sidebar .container-fluid.full-width-report {
  max-width: 100%;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}
body.has-tenant-sidebar .full-width-report,
body.has-tenant-sidebar.collapsed-sidebar .full-width-report {
  width: 100%;
}

/* --- Sidebar header --- */
.tenant-sidebar-header {
  border-bottom: 1px solid rgba(255, 215, 0, 0.1);
  padding: var(--space-4, 16px);
  background: transparent;
}
[data-theme="light"] .tenant-sidebar-header {
  border-color: rgba(0, 0, 0, 0.08);
}

.tenant-sidebar-brand {
  color: #f0f0f5;
  text-decoration: none;
}
[data-theme="light"] .tenant-sidebar-brand {
  color: #1a1a24;
}

.tenant-sidebar-brand-text {
  font-family: var(--font-display, 'Plus Jakarta Sans', sans-serif);
  font-weight: 700;
  font-size: 1rem;
  color: inherit;
}

/* Brand logo */
.brand-logo--sidebar {
  box-shadow: 0 0 12px rgba(255, 215, 0, 0.08);
  filter: none;
}
[data-theme="light"] .brand-logo--sidebar {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

/* --- Sidebar toggle --- */
.tenant-sidebar-toggle {
  background: rgba(255, 215, 0, 0.06);
  border: 1px solid rgba(255, 215, 0, 0.15);
  color: #b0b0be;
  border-radius: var(--radius-md, 8px);
}
[data-theme="light"] .tenant-sidebar-toggle {
  background: rgba(0, 0, 0, 0.04);
  border-color: rgba(0, 0, 0, 0.1);
  color: #6B7280;
}
.tenant-sidebar-toggle:hover {
  background: var(--color-primary, #FFD700);
  color: var(--color-primary-text, #111111);
  border-color: var(--color-primary, #FFD700);
}

/* --- Sidebar nav --- */
.tenant-sidebar-nav {
  padding: var(--space-3, 12px);
}

/* Category headers */
.tenant-sidebar-category {
  color: rgba(255, 215, 0, 0.5);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
  padding: var(--space-2, 8px) var(--space-3, 12px);
}
[data-theme="light"] .tenant-sidebar-category {
  color: #92400e;
}
.tenant-sidebar-category i {
  color: rgba(255, 215, 0, 0.4);
  font-size: 0.85rem;
}
[data-theme="light"] .tenant-sidebar-category i {
  color: #92400e;
}

/* --- Sidebar items --- */
.tenant-sidebar-item {
  color: #b0b0be;
  border-radius: var(--radius-md, 8px);
  padding: var(--space-2, 8px) var(--space-3, 12px);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all 0.2s ease;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: var(--space-2, 8px);
  min-height: 40px;
  position: relative;
}
[data-theme="light"] .tenant-sidebar-item {
  color: #4B5563;
}

.tenant-sidebar-item i:first-child {
  font-size: 1rem;
  width: 20px;
  text-align: center;
  color: #6b6b7a;
  flex-shrink: 0;
  transition: color 0.2s ease;
}
[data-theme="light"] .tenant-sidebar-item i:first-child {
  color: #9CA3AF;
}

/* Hover */
.tenant-sidebar-item:hover {
  background: rgba(255, 215, 0, 0.06);
  color: #f0f0f5;
  text-decoration: none;
}
[data-theme="light"] .tenant-sidebar-item:hover {
  background: rgba(255, 215, 0, 0.08);
  color: #1a1a24;
}
.tenant-sidebar-item:hover i:first-child {
  color: var(--color-primary, #FFD700);
}

/* ★ Active — NexiBook Gold signature */
.tenant-sidebar-item.active {
  background: rgba(255, 215, 0, 0.12);
  color: var(--color-primary, #FFD700);
  font-weight: 600;
}
.tenant-sidebar-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 3px;
  background: linear-gradient(180deg, #FFD700, rgba(255, 215, 0, 0.4));
  border-radius: 0 3px 3px 0;
  box-shadow: 0 0 8px rgba(255, 215, 0, 0.3);
}
.tenant-sidebar-item.active i:first-child {
  color: var(--color-primary, #FFD700);
}

/* Light active */
[data-theme="light"] .tenant-sidebar-item.active {
  background: rgba(255, 215, 0, 0.1);
  color: #92400e;
}
[data-theme="light"] .tenant-sidebar-item.active::before {
  background: linear-gradient(180deg, #d4a017, rgba(212, 160, 23, 0.4));
  box-shadow: 0 0 6px rgba(212, 160, 23, 0.25);
}
[data-theme="light"] .tenant-sidebar-item.active i:first-child {
  color: #b8860b;
}

/* Submenu */
.tenant-sidebar-subitem {
  padding-left: var(--space-6, 24px);
  font-size: 0.85rem;
}

/* Section separators */
.tenant-sidebar-section {
  margin-bottom: var(--space-1, 4px);
  border-bottom: none;
}
.tenant-sidebar-section + .tenant-sidebar-section {
  padding-top: var(--space-2, 8px);
  border-top: 1px solid rgba(255, 215, 0, 0.06);
}
[data-theme="light"] .tenant-sidebar-section + .tenant-sidebar-section {
  border-color: rgba(0, 0, 0, 0.06);
}

/* Footer */
.tenant-sidebar-footer {
  border-top: 1px solid rgba(255, 215, 0, 0.08);
  padding: var(--space-3, 12px);
  background: transparent;
}
[data-theme="light"] .tenant-sidebar-footer {
  border-color: rgba(0, 0, 0, 0.08);
}

/* Logout */
.tenant-sidebar-logout {
  background: transparent;
  color: #6b6b7a;
  border-radius: var(--radius-md, 8px);
}
[data-theme="light"] .tenant-sidebar-logout {
  color: #9CA3AF;
}
.tenant-sidebar-logout * { color: inherit; }
.tenant-sidebar-logout:hover {
  background: rgba(239, 68, 68, 0.1);
  color: #EF4444;
}
.tenant-sidebar-logout:hover * { color: #EF4444; }

/* Overlay (mobile) */
.tenant-sidebar-overlay {
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
}

/* Pin icon */
.tenant-sidebar-item .bi-pin-fill {
  color: var(--color-primary, #FFD700);
}

/* Landing page editor item */
.tenant-sidebar-item[style*="linear-gradient"] {
  background: rgba(255, 215, 0, 0.06);
  border-left: 3px solid var(--color-primary, #FFD700);
}
.tenant-sidebar-item[style*="linear-gradient"] i[style*="color: #7b5ea7"] {
  color: var(--color-primary, #FFD700);
}