/* ============================================
   SPBX - Component Styles
   ============================================ */

/* ============================================
   Buttons
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  line-height: 1.5;
  border-radius: var(--border-radius);
  transition: all var(--transition-fast);
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none;
  border: 1px solid transparent;
  min-height: 40px;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

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

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

.btn--primary:hover:not(:disabled) {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
}

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

.btn--secondary:hover:not(:disabled) {
  background-color: var(--color-gray-50);
  border-color: var(--color-gray-300);
}

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

.btn--outline:hover:not(:disabled) {
  background-color: var(--color-primary);
  color: var(--text-light);
}

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

.btn--ghost:hover:not(:disabled) {
  background-color: var(--color-gray-100);
  color: var(--text-primary);
}

.btn--danger {
  background-color: var(--color-danger);
  color: var(--text-light);
  border-color: var(--color-danger);
}

.btn--danger:hover:not(:disabled) {
  background-color: var(--color-danger-dark, #b02a37);
  border-color: var(--color-danger-dark, #b02a37);
}

.btn--success {
  background-color: var(--color-success);
  color: var(--text-light);
  border-color: var(--color-success);
}

.btn--success:hover:not(:disabled) {
  background-color: var(--color-success-dark, #1e7e34);
  border-color: var(--color-success-dark, #1e7e34);
}

/* Button Sizes */
.btn--sm {
  padding: var(--spacing-xs) var(--spacing-md);
  font-size: var(--font-size-xs);
  min-height: 32px;
}

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

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

.btn--icon {
  width: 40px;
  height: 40px;
  padding: 0;
}

.btn--icon.btn--sm {
  width: 32px;
  height: 32px;
}

.btn--icon.btn--lg {
  width: 48px;
  height: 48px;
}

/* ============================================
   Cards
   ============================================ */

.card {
  background-color: var(--color-white);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: box-shadow var(--transition-fast);
}

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

.card--hover {
  transition: all var(--transition);
}

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

.card__header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--border-color);
}

.card__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin: 0;
}

.card__subtitle {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-top: var(--spacing-xs);
}

.card__body {
  padding: var(--spacing-lg);
}

.card__footer {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--border-color);
  background-color: var(--color-gray-50);
}

/* ============================================
   Form Elements
   ============================================ */

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.form-label--required::after {
  content: ' *';
  color: var(--color-danger);
}

.form-input {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-base);
  line-height: 1.5;
  color: var(--text-primary);
  background-color: var(--color-white);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  transition: all var(--transition-fast);
  height: 40px;
  box-sizing: border-box;
}

.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary), 0 0 0 3px rgba(var(--color-primary-rgb, 200, 16, 46), 0.15);
}

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

.form-input:disabled {
  background-color: var(--color-gray-100);
  cursor: not-allowed;
}

.form-input--error {
  border-color: var(--color-danger);
}

.form-input--error:focus {
  box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.1);
}

.form-input--success {
  border-color: var(--color-success);
}

/* Textarea */
.form-textarea {
  min-height: 100px;
  resize: vertical;
}

/* Select */
.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236c757d' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

/* Checkbox & Radio */
.form-check {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  cursor: pointer;
}

.form-check__input {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  cursor: pointer;
  accent-color: var(--color-primary);
}

.form-check__label {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  cursor: pointer;
}

/* Form hint & error */
.form-hint {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: var(--spacing-xs);
}

.form-error {
  font-size: var(--font-size-xs);
  color: var(--color-danger);
  margin-top: var(--spacing-xs);
}

/* Password input with toggle */
.form-password {
  position: relative;
}

.form-password__input {
  padding-right: 48px;
}

.form-password__toggle {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
}

.form-password__toggle:hover {
  color: var(--text-secondary);
}

/* ============================================
   Tables
   ============================================ */

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

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

.table th,
.table td {
  padding: var(--spacing-md);
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.table th {
  font-weight: var(--font-weight-semibold);
  color: var(--text-muted);
  background-color: transparent;
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 2px solid var(--border-color);
  white-space: nowrap;
}

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

.table tbody tr:hover {
  background-color: var(--color-gray-50);
}

.table tbody tr {
  transition: background-color 100ms ease;
}

.table--striped tbody tr:nth-child(even) {
  background-color: var(--color-gray-50);
}

.table--compact {
  font-size: var(--font-size-xs);
}
.table--compact th,
.table--compact td {
  padding: var(--spacing-sm) var(--spacing-sm);
}

/* ============================================
   Badges
   ============================================ */

.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  border-radius: 9999px;
  white-space: nowrap;
  line-height: 1;
}

.badge--primary {
  background-color: rgba(200, 16, 46, 0.1);
  color: var(--color-primary);
}

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

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

.badge--warning {
  background-color: var(--color-warning-light);
  color: var(--color-warning-text, #92400e);
}

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

.badge--neutral {
  background-color: var(--color-gray-200);
  color: var(--text-secondary);
}

.badge--sm {
  padding: 2px 8px;
  font-size: 10px;
}

/* ============================================
   Alerts
   ============================================ */

.alert {
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--border-radius);
  font-size: var(--font-size-sm);
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
}

.alert__icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
}

.alert__content {
  flex: 1;
}

.alert__title {
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-xs);
}

.alert--success {
  background-color: var(--color-success-light);
  color: #155724;
  border: 1px solid #c3e6cb;
}

.alert--danger {
  background-color: var(--color-danger-light);
  color: #721c24;
  border: 1px solid #f5c6cb;
}

.alert--warning {
  background-color: var(--color-warning-light);
  color: #856404;
  border: 1px solid #ffeeba;
}

.alert--info {
  background-color: var(--color-info-light);
  color: #0c5460;
  border: 1px solid #bee5eb;
}

/* ============================================
   Modal
   ============================================ */

.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-lg);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
}

.modal-overlay--open {
  opacity: 1;
  visibility: visible;
}

.modal {
  background-color: var(--color-white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 500px;
  max-height: 90vh;
  overflow: hidden;
  transform: scale(0.95);
  transition: transform var(--transition);
}

.modal-overlay--open .modal {
  transform: scale(1);
}

.modal__header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin: 0;
}

.modal__close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--border-radius);
  color: var(--text-muted);
  transition: all var(--transition-fast);
}

.modal__close:hover {
  background-color: var(--color-gray-100);
  color: var(--text-primary);
}

.modal__body {
  padding: var(--spacing-lg);
  overflow-y: auto;
}

.modal__footer {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-md);
}

/* ============================================
   Tabs
   ============================================ */

.tabs {
  border-bottom: 1px solid var(--border-color);
  display: flex;
  gap: var(--spacing-lg);
}

.tabs__item {
  padding: var(--spacing-md) 0;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all var(--transition-fast);
}

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

.tabs__item--active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.tabs__item:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: -2px;
  border-radius: var(--border-radius-sm);
}

.tabs__content {
  padding: var(--spacing-lg) 0;
}

.tabs__panel {
  display: none;
}

.tabs__panel--active {
  display: block;
}

/* ============================================
   Avatar
   ============================================ */

.avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  overflow: hidden;
  background-color: var(--color-gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-semibold);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  position: relative;
}

.avatar--sm {
  width: 32px;
  height: 32px;
  font-size: var(--font-size-xs);
}

.avatar--lg {
  width: 56px;
  height: 56px;
  font-size: var(--font-size-lg);
}

.avatar--xl {
  width: 80px;
  height: 80px;
  font-size: var(--font-size-2xl);
}

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

/* ============================================
   Dropdown
   ============================================ */

.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown__menu {
  position: absolute;
  top: 100%;
  right: 0;
  min-width: 200px;
  background-color: var(--color-white);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
  padding: var(--spacing-sm) 0;
  z-index: 50;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-fast);
}

.dropdown--open .dropdown__menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(var(--spacing-sm));
}

.dropdown__item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.dropdown__item:hover {
  background-color: var(--color-gray-100);
}

.dropdown__item--danger {
  color: var(--color-danger);
}

.dropdown__divider {
  height: 1px;
  background-color: var(--border-color);
  margin: var(--spacing-sm) 0;
}

/* ============================================
   Loading States
   ============================================ */

.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-color);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

.spinner--sm {
  width: 16px;
  height: 16px;
}

.spinner--lg {
  width: 32px;
  height: 32px;
  border-width: 3px;
}

.spinner--white {
  border-color: rgba(255, 255, 255, 0.3);
  border-top-color: white;
}

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

.skeleton {
  background: linear-gradient(90deg, var(--color-gray-200) 25%, var(--color-gray-100) 50%, var(--color-gray-200) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--border-radius-sm);
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ============================================
   Tooltips
   ============================================ */

.tooltip {
  position: relative;
  display: inline-block;
}

.tooltip__content {
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  padding: var(--spacing-xs) var(--spacing-sm);
  background-color: var(--color-gray-900);
  color: var(--text-light);
  font-size: var(--font-size-xs);
  border-radius: var(--border-radius-sm);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  margin-bottom: var(--spacing-xs);
}

.tooltip:hover .tooltip__content {
  opacity: 1;
  visibility: visible;
}

/* ============================================
   Empty State
   ============================================ */

.empty-state {
  text-align: center;
  padding: var(--spacing-3xl) var(--spacing-lg);
}

.empty-state__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--spacing-lg);
  color: var(--text-muted);
}

.empty-state__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-sm);
}

.empty-state__description {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  max-width: 400px;
  margin-left: auto;
  margin-right: auto;
}

/* ============================================
   Session Warning Modal
   ============================================ */

.session-warning-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  backdrop-filter: blur(4px);
}

.session-warning-modal.active {
  opacity: 1;
  visibility: visible;
}

.session-warning-content {
  background-color: var(--color-white);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-2xl);
  max-width: 400px;
  width: 90%;
  text-align: center;
  box-shadow: var(--shadow-xl);
  transform: scale(0.9);
  transition: transform var(--transition-base);
}

.session-warning-modal.active .session-warning-content {
  transform: scale(1);
}

.session-warning-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--spacing-lg);
  color: var(--color-warning);
  display: flex;
  align-items: center;
  justify-content: center;
}

.session-warning-icon--error {
  color: var(--color-danger);
}

.session-warning-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.session-warning-message {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
  line-height: 1.5;
}

.session-warning-actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
}

.session-warning-actions .btn {
  min-width: 120px;
}

/* ============================================
   Caps Lock Indicator
   ============================================ */

.caps-lock-warning {
  display: none;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--font-size-xs);
  color: var(--color-warning);
  margin-top: var(--spacing-xs);
}

.caps-lock-warning.active {
  display: flex;
}

.caps-lock-warning svg {
  width: 14px;
  height: 14px;
}

/* ============================================
   Rate Limit Warning
   ============================================ */

.rate-limit-warning {
  background-color: rgba(239, 68, 68, 0.1);
  border: 1px solid var(--color-danger);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  display: none;
}

.rate-limit-warning.active {
  display: block;
}

.rate-limit-warning__title {
  font-weight: var(--font-weight-semibold);
  color: var(--color-danger);
  margin-bottom: var(--spacing-xs);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.rate-limit-warning__message {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

/* ============================================
   Attempts Remaining
   ============================================ */

.attempts-warning {
  font-size: var(--font-size-xs);
  color: var(--color-warning);
  margin-top: var(--spacing-xs);
}