/* ==========================================================
   Solidrange Component Library
   ----------------------------------------------------------
   Generic, reusable UI components built entirely on the
   tokens in tokens.css — load tokens.css first. Every class
   here is framework-agnostic plain HTML/CSS; no build step
   required.
   ========================================================== */

/* ---------- Cards ---------- */
.card {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  overflow: hidden;
}

.card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-xl);
  border-bottom: 1px solid var(--border-light);
  background: var(--bg-secondary);
}

.card-header h2 {
  margin: 0;
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--text-primary);
}

.card-body {
  padding: var(--spacing-xl);
  color: var(--text-primary);
}

.card-footer {
  padding: var(--spacing-xl);
  border-top: 1px solid var(--border-light);
  background: var(--bg-secondary);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: var(--text-sm);
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
  user-select: none;
}

.btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn:active:not(:disabled) {
  transform: scale(0.96);
}

/* #0b5783 / #004b73 are ui-primary-700 / ui-primary-800 — a
   darker shade of --primary used only for this gradient. */
.btn-primary {
  background: linear-gradient(135deg, var(--primary), #0b5783);
  color: #FFFFFF;
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  background: linear-gradient(135deg, #0b5783, #004b73);
}

.btn-primary:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--bg-tertiary);
  border-color: var(--primary);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid transparent;
}

.btn-ghost:hover:not(:disabled) {
  background: var(--bg-secondary);
  color: var(--primary);
}

/* #d32f2f is ui-error-dark — hover shade for --danger. */
.btn-danger {
  background: var(--danger);
  color: #FFFFFF;
  box-shadow: var(--shadow-sm);
}

.btn-danger:hover:not(:disabled) {
  transform: translateY(-2px);
  background: #d32f2f;
  box-shadow: var(--shadow-lg);
}

.btn-sm {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--text-xs);
}

.btn-lg {
  padding: var(--spacing-lg) var(--spacing-xl);
  font-size: var(--text-base);
}

/* Icon-only buttons: pair with the icon kit and an aria-label,
   e.g. <button class="btn btn-sm btn-ghost" aria-label="Edit">
          <span class="ui-icon s-pencil" aria-hidden="true"></span>
        </button> */

/* ---------- Badges ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  white-space: nowrap;
  transition: transform 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.badge-default {
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.badge-accent {
  background: var(--primary-light);
  color: var(--primary);
  border: 1px solid #93ccfe;
}

.badge-success,
.badge-green {
  background: var(--success-light);
  color: var(--success);
  border: 1px solid #a5d6a7;
}

.badge-warning,
.badge-yellow {
  background: var(--warning-light);
  color: var(--warning);
  border: 1px solid #ffcc80;
}

.badge-danger,
.badge-red {
  background: var(--danger-light);
  color: var(--danger);
  border: 1px solid #ef9a9a;
}

/* ---------- Data table ---------- */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.data-table thead {
  background: var(--bg-secondary);
  border-bottom: 2px solid var(--border);
}

.data-table th {
  padding: var(--spacing-lg);
  text-align: left;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: var(--text-xs);
}

.data-table tbody tr {
  border-bottom: 1px solid var(--border-light);
  transition: background var(--transition-fast), box-shadow var(--transition-fast);
}

.data-table tbody tr:nth-child(even) {
  background: var(--bg-secondary);
}

.data-table tbody tr:hover {
  background: var(--primary-light);
  box-shadow: inset 0 0 0 1px var(--primary);
}

.data-table td {
  padding: var(--spacing-lg);
  color: var(--text-primary);
}

.data-table .text-muted {
  color: var(--text-muted);
  font-size: var(--text-xs);
}

/* ---------- Forms ---------- */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
}

label {
  font-weight: 500;
  color: var(--text-primary);
  font-size: var(--text-sm);
}

.form-input,
.form-control-view,
select,
textarea {
  padding: var(--spacing-md) var(--spacing-lg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: var(--text-sm);
  font-family: inherit;
  transition: all var(--transition-base);
  background: var(--bg-primary);
  color: var(--text-primary);
}

.form-input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
  transform: translateY(-1px);
}

.form-input:disabled,
select:disabled,
textarea:disabled {
  background: var(--bg-tertiary);
  color: var(--text-muted);
  cursor: not-allowed;
}

.form-control-view {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  padding: var(--spacing-md) var(--spacing-lg);
}

textarea {
  resize: vertical;
  min-height: 80px;
}

/* Required-field marker: put <span class="required">*</span>
   right after a label, as a sibling of the field inside the
   same .form-group — its input/select/textarea automatically
   gets a red border, no extra class needed on the field itself:
     <div class="form-group">
       <label>Email <span class="required">*</span></label>
       <input class="form-input" />
     </div>
   This is a mild, always-on hint (no background tint, no
   !important) so a real validation-error state (add your own
   `.invalid` rule, or see validation.css in the source project)
   can still visibly escalate past it. */
.required {
  color: var(--danger);
  font-weight: 600;
}

.form-group:has(.required) .form-input,
.form-group:has(.required) select,
.form-group:has(.required) textarea {
  border-color: var(--danger);
}

.form-group:has(.required) .form-input:focus,
.form-group:has(.required) select:focus,
.form-group:has(.required) textarea:focus {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px var(--danger-light);
}

/* ---------- Modal ---------- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  z-index: 1000;
  animation: fadeIn var(--transition-base);
}

.modal-dialog {
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  max-width: 500px;
  width: 90%;
  max-height: 90vh;
  overflow: auto;
  animation: slideUp var(--transition-base);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-xl);
  border-bottom: 1px solid var(--border-light);
  background: var(--bg-secondary);
}

.modal-header h3 {
  margin: 0;
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--text-primary);
}

.modal-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 50%;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  cursor: pointer;
  font-size: var(--text-lg);
  transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.modal-close:hover {
  background: var(--primary);
  color: #FFFFFF;
  transform: rotate(90deg);
}

.modal-body {
  padding: var(--spacing-xl);
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--spacing-lg);
  padding: var(--spacing-xl);
  border-top: 1px solid var(--border-light);
  background: var(--bg-secondary);
}

/* ---------- Tabs: underline style ---------- */
.tab-bar {
  display: flex;
  gap: var(--spacing-lg);
  border-bottom: 2px solid var(--border);
  margin-bottom: var(--spacing-xl);
}

.tab-btn {
  position: relative;
  padding: var(--spacing-md) 0;
  background: none;
  border: none;
  font-family: inherit;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  transition: color var(--transition-base);
  white-space: nowrap;
}

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

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

.tab-btn.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary);
  border-radius: 1px;
  animation: expandWidth var(--transition-base);
}

/* ---------- Tabs: pill style ---------- */
.tab-container {
  width: 100%;
}

.tab-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm);
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.tab-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: var(--spacing-md) var(--spacing-lg);
  background: transparent;
  color: var(--text-secondary);
  border: none;
  border-radius: var(--radius);
  font-family: inherit;
  font-size: var(--text-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-base);
}

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

.tab-pill.active {
  color: #fff;
  background: var(--primary);
}

.tab-pill-badge {
  min-width: 20px;
  padding: 2px 6px;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  text-align: center;
}

.tab-pill.active .tab-pill-badge {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
}

/* ---------- Status indicator ---------- */
.status-indicator {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--text-sm);
  font-weight: 500;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.status-dot.active { background: var(--success); }
.status-dot.warning { background: var(--warning); }
.status-dot.expired { background: var(--danger); }

/* ---------- Progress bar ---------- */
.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin: var(--spacing-md) 0;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), #0b5783);
  border-radius: var(--radius-full);
  transition: width var(--transition-slow);
}

.progress-fill.warning { background: linear-gradient(90deg, var(--warning), #ffb74d); }
.progress-fill.danger { background: linear-gradient(90deg, var(--danger), #e57373); }

/* ---------- Empty state ---------- */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-3xl) var(--spacing-xl);
  text-align: center;
  color: var(--text-muted);
}

.empty-state-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-lg);
  opacity: 0.5;
}

.empty-state-title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.empty-state-text {
  font-size: var(--text-sm);
  color: var(--text-muted);
  margin-bottom: var(--spacing-xl);
  max-width: 300px;
}

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  top: var(--spacing-xl);
  right: var(--spacing-xl);
  padding: var(--spacing-lg) var(--spacing-xl);
  border-radius: var(--radius-lg);
  color: #FFFFFF;
  font-size: var(--text-sm);
  font-weight: 500;
  background: var(--success);
  box-shadow: var(--shadow-lg);
  z-index: 9999;
  animation: slideInRight var(--transition-slow) cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.toast.error,
.toast-error { background: var(--danger); }
.toast.warning,
.toast-warning { background: var(--warning); color: var(--text-primary); }
.toast-success { background: var(--success); }

/* ---------- Spinner / loading ---------- */
.loading-center {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 300px;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--bg-tertiary);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

/* ---------- Layout helpers ---------- */
.page-content {
  padding: 0 var(--spacing-2xl) var(--spacing-2xl) var(--spacing-2xl);
  max-width: 1400px;
  margin: 0 auto;
}

.top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-xl) var(--spacing-2xl);
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border);
  margin-bottom: var(--spacing-2xl);
}

.top-bar h2 {
  margin: 0;
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--text-primary);
}

.breadcrumb {
  font-size: var(--text-sm);
  color: var(--text-muted);
}

/* ---------- Text utilities ---------- */
.text-muted { color: var(--text-muted); }
.text-primary { color: var(--text-primary); }
.text-danger { color: var(--danger); }
.text-center { text-align: center; }

/* ---------- Keyframes used above ---------- */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
@keyframes slideInRight { from { transform: translateX(400px); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
@keyframes expandWidth { from { width: 0; left: 50%; } to { width: 100%; left: 0; } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .form-row { grid-template-columns: 1fr; }
  .data-table { font-size: var(--text-xs); }
  .data-table th, .data-table td { padding: var(--spacing-md); }
  .modal-dialog { max-width: 95vw; }
  .top-bar { flex-direction: column; align-items: flex-start; gap: var(--spacing-lg); }
  .tab-pill { flex: 1 1 auto; justify-content: center; padding: var(--spacing-sm) var(--spacing-md); }
}

/* Respect reduced-motion — disables everything above AND
   everything in animations.css, since this is a `*` selector. */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}