/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  white-space: nowrap;
  user-select: none;
}

.btn--primary {
  background-color: var(--accent-primary);
  color: #ffffff;
}

.btn--primary:hover {
  background-color: var(--accent-primary-hover);
  box-shadow: var(--shadow-glow-primary);
}

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

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

.btn--success {
  background-color: var(--accent-success);
  color: #ffffff;
}

.btn--success:hover {
  background-color: #10a774;
  box-shadow: var(--shadow-glow-success);
}

.btn--danger {
  background-color: var(--accent-danger);
  color: #ffffff;
}

.btn--danger:hover {
  background-color: #e03e3e;
}

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

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

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

.btn--lg {
  padding: 12px 24px;
  font-size: var(--text-base);
}

.btn--icon {
  width: 38px;
  height: 38px;
  padding: 0;
  border-radius: var(--radius-md);
}

.btn--icon.btn--sm {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
}

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

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

/* Cards */
.card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
}

.card--glass {
  background: rgba(26, 29, 39, 0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

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

.card__title {
  font-size: var(--text-lg);
  font-weight: 600;
}

.card__body {
  padding: var(--space-lg);
  flex: 1;
}

.card__footer {
  padding: var(--space-md) var(--space-lg);
  background-color: rgba(36, 40, 54, 0.3);
  border-top: 1px solid var(--border-color);
}

/* Stat Cards */
.stat-card {
  position: relative;
  overflow: hidden;
}

.stat-card::after {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.05) 0%, transparent 70%);
  pointer-events: none;
}

.stat-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: var(--space-md);
}

.stat-card__value {
  font-size: var(--text-3xl);
  font-weight: 700;
  font-family: var(--font-mono);
  margin-bottom: var(--space-xs);
}

.stat-card__label {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  font-weight: 500;
}

.stat-card__trend {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--text-xs);
  margin-top: var(--space-xs);
}

.stat-card--primary .stat-card__icon {
  background-color: var(--accent-primary-light);
  color: var(--accent-primary);
}

.stat-card--success .stat-card__icon {
  background-color: var(--accent-success-light);
  color: var(--accent-success);
}

.stat-card--warning .stat-card__icon {
  background-color: var(--accent-warning-light);
  color: var(--accent-warning);
}

.stat-card--danger .stat-card__icon {
  background-color: var(--accent-danger-light);
  color: var(--accent-danger);
}

/* Tables */
.data-table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.data-table thead {
  background-color: rgba(36, 40, 54, 0.4);
  border-bottom: 1px solid var(--border-color);
}

.data-table th {
  padding: 14px 16px;
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
}

.data-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-light);
  font-size: var(--text-sm);
  color: var(--text-primary);
  vertical-align: middle;
}

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

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

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

.data-table__actions {
  display: flex;
  gap: 6px;
}

/* Table Controls */
.table-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-md);
  flex-wrap: wrap;
  gap: var(--space-md);
}

.table-filters {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.table-search {
  position: relative;
  min-width: 240px;
}

.table-search input {
  padding-left: 36px !important;
}

.table-search svg {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--text-tertiary);
  pointer-events: none;
}

.table-pagination {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.table-pagination__info {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

/* Forms */
.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: var(--space-xs);
}

.form-label .required {
  color: var(--accent-danger);
  margin-left: 4px;
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--text-sm);
  font-family: var(--font-sans);
  transition: all var(--transition-fast);
}

.form-control:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px var(--accent-primary-light);
  outline: none;
}

.form-control::placeholder {
  color: var(--text-tertiary);
}

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%2394a3b8'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 16px;
  padding-right: 36px;
}

textarea.form-control {
  min-height: 100px;
  resize: vertical;
}

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

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

.form-row {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.form-actions {
  display: flex;
  gap: var(--space-sm);
  justify-content: flex-end;
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid var(--border-color);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 2px 10px;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  line-height: 1.4;
  white-space: nowrap;
}

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

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

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

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

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

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

.badge__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: currentColor;
}

/* Modals */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(15, 17, 23, 0.8);
  backdrop-filter: blur(4px);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-normal);
  pointer-events: none;
  padding: var(--space-md);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.modal {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  max-height: 90vh;
  width: 100%;
  display: flex;
  flex-direction: column;
  transform: scale(0.95);
  transition: transform var(--transition-normal);
  overflow: hidden;
}

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

.modal--sm { max-width: 400px; }
.modal--md { max-width: 560px; }
.modal--lg { max-width: 720px; }
.modal--xl { max-width: 960px; }

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

.modal__title {
  font-size: var(--text-lg);
  font-weight: 600;
}

.modal__close {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

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

.modal__body {
  padding: var(--space-lg);
  overflow-y: auto;
  flex: 1;
}

.modal__footer {
  padding: var(--space-md) var(--space-lg);
  border-top: 1px solid var(--border-color);
  background-color: rgba(36, 40, 54, 0.3);
  display: flex;
  justify-content: flex-end;
  gap: var(--space-sm);
}

/* Toast */
.toast-container {
  position: fixed;
  top: var(--space-lg);
  right: var(--space-lg);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  max-width: 380px;
  width: calc(100% - 2 * var(--space-lg));
  pointer-events: none;
}

.toast {
  background-color: var(--bg-secondary);
  border-left: 4px solid var(--accent-primary);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  animation: toast-in 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  pointer-events: all;
}

.toast--success { border-left-color: var(--accent-success); }
.toast--error { border-left-color: var(--accent-danger); }
.toast--warning { border-left-color: var(--accent-warning); }
.toast--info { border-left-color: var(--accent-info); }

.toast__icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.toast--success .toast__icon { color: var(--accent-success); }
.toast--error .toast__icon { color: var(--accent-danger); }
.toast--warning .toast__icon { color: var(--accent-warning); }
.toast--info .toast__icon { color: var(--accent-info); }

.toast__message {
  font-size: var(--text-sm);
  color: var(--text-primary);
  flex: 1;
}

.toast__close {
  background: none;
  border: none;
  color: var(--text-tertiary);
  cursor: pointer;
  padding: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast);
}

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

.toast.removing {
  animation: toast-out 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes toast-in {
  from {
    transform: translateX(100%) scale(0.9);
    opacity: 0;
  }
  to {
    transform: translateX(0) scale(1);
    opacity: 1;
  }
}

@keyframes toast-out {
  from {
    transform: translateX(0) scale(1);
    opacity: 1;
  }
  to {
    transform: translateX(100%) scale(0.9);
    opacity: 0;
  }
}

/* Tabs */
.tabs {
  display: flex;
  border-bottom: 1px solid var(--border-color);
  overflow-x: auto;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
}

.tabs__tab {
  padding: 12px 18px;
  color: var(--text-secondary);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  font-size: var(--text-sm);
  font-weight: 500;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all var(--transition-fast);
}

.tabs__tab:hover {
  color: var(--text-primary);
  background-color: rgba(255, 255, 255, 0.02);
}

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

.tabs__content {
  display: block;
}

/* Empty State */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
  color: var(--text-secondary);
}

.empty-state__icon {
  font-size: 48px;
  margin-bottom: var(--space-md);
  color: var(--text-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.empty-state__icon svg {
  width: 48px;
  height: 48px;
}

.empty-state__title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.empty-state__text {
  font-size: var(--text-sm);
  max-width: 400px;
}

/* Spinner */
.spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--border-color);
  border-top-color: var(--accent-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: var(--space-xl) auto;
}

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

/* Detail Sections */
.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.detail-item {
  display: flex;
  flex-direction: column;
  background-color: rgba(36, 40, 54, 0.2);
  border: 1px solid var(--border-light);
  padding: 12px;
  border-radius: var(--radius-sm);
}

.detail-item__label {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
  font-weight: 600;
}

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

.detail-item__value--mono {
  font-family: var(--font-mono);
}

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

.dropdown__menu {
  position: absolute;
  right: 0;
  top: 100%;
  margin-top: 4px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 160px;
  z-index: 50;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--transition-fast);
}

.dropdown__menu.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown__item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  font-size: var(--text-sm);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.dropdown__item:hover {
  background-color: var(--bg-hover);
  color: var(--text-primary);
}

/* Timeline */
.timeline {
  position: relative;
  padding-left: var(--space-xl);
  margin-top: var(--space-md);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 4px;
  bottom: 4px;
  width: 2px;
  background-color: var(--border-color);
}

.timeline__item {
  position: relative;
  padding-bottom: var(--space-lg);
}

.timeline__item:last-child {
  padding-bottom: 0;
}

.timeline__dot {
  position: absolute;
  left: -28px;
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--accent-primary);
  border: 2px solid var(--bg-secondary);
}

.timeline__date {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  margin-bottom: 2px;
  font-family: var(--font-mono);
}

.timeline__title {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.timeline__desc {
  font-size: var(--text-xs);
  color: var(--text-secondary);
}