/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.btn svg {
  width: 16px;
  height: 16px;
}

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

.btn-success {
  background: var(--accent-success);
  color: white;
}
.btn-success:hover:not(:disabled) {
  background: #16a34a;
}

.btn-danger {
  background: var(--accent-danger);
  color: white;
}
.btn-danger:hover:not(:disabled) {
  background: #dc2626;
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-default);
}
.btn-ghost:hover:not(:disabled) {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.82rem;
}

.btn-block {
  width: 100%;
}

/* Forms */
.form-group {
  margin-bottom: 16px;
}
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

input[type="text"],
input[type="password"],
input[type="email"],
input[type="number"],
input[type="url"],
select,
textarea {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  transition: border-color var(--transition);
  outline: none;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px var(--accent-primary-bg);
}
input::placeholder, textarea::placeholder {
  color: var(--text-muted);
}

select {
  cursor: pointer;
  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 d='M6 8L1 3h10z' fill='%235c617a'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

textarea {
  min-height: 100px;
  resize: vertical;
  font-family: var(--font-mono);
}

/* Cards */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.stat-card-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.stat-card-icon svg {
  width: 22px;
  height: 22px;
}
.stat-card-info h3 {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.2;
}
.stat-card-info p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

/* Tables */
.table-wrapper {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

table {
  width: 100%;
  border-collapse: collapse;
}
thead th {
  text-align: left;
  padding: 12px 16px;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-elevated);
}
tbody td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.9rem;
}
tbody tr:last-child td {
  border-bottom: none;
}
tbody tr:hover {
  background: var(--bg-hover);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
}
.badge-success {
  background: var(--accent-success-bg);
  color: var(--accent-success);
}
.badge-warning {
  background: var(--accent-warning-bg);
  color: var(--accent-warning);
}
.badge-danger {
  background: var(--accent-danger-bg);
  color: var(--accent-danger);
}
.badge-info {
  background: var(--accent-info-bg);
  color: var(--accent-info);
}
.badge-neutral {
  background: var(--bg-overlay);
  color: var(--text-secondary);
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  display: inline-block;
}
.badge-dot-success { background: var(--accent-success); }
.badge-dot-danger { background: var(--accent-danger); }

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal {
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 520px;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px 0;
}
.modal-header h3 {
  font-size: 1.15rem;
}
.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 12px;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  font-size: 1.5rem;
  line-height: 1;
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  touch-action: manipulation;
  -webkit-tap-highlight-color: rgba(0,0,0,0.1);
  position: relative;
  z-index: 10;
}
.modal-close * {
  pointer-events: none;
}
.modal-close:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.modal-body {
  padding: 20px 24px;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  padding: 0 24px 20px;
}

/* Toast */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  font-weight: 500;
  box-shadow: var(--shadow-md);
  animation: toastIn 0.3s ease;
  min-width: 280px;
  max-width: 420px;
}
.toast-success {
  background: var(--accent-success);
  color: white;
}
.toast-error {
  background: var(--accent-danger);
  color: white;
}
.toast-info {
  background: var(--accent-info);
  color: white;
}
.toast-warning {
  background: var(--accent-warning);
  color: white;
}

@keyframes toastIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Tabs */
.tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 20px;
}
.tab {
  padding: 10px 20px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all var(--transition);
}
.tab:hover {
  color: var(--text-primary);
}
.tab.active {
  color: var(--accent-primary);
  border-bottom-color: var(--accent-primary);
}

/* Progress bar */
.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--bg-overlay);
  border-radius: 4px;
  overflow: hidden;
}
.progress-bar-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 0.5s ease;
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}
.empty-state svg {
  width: 64px;
  height: 64px;
  margin-bottom: 16px;
  opacity: 0.4;
}
.empty-state h3 {
  color: var(--text-secondary);
  margin-bottom: 8px;
}
.empty-state p {
  font-size: 0.9rem;
  margin-bottom: 20px;
}

/* Loading spinner */
.spinner {
  width: 24px;
  height: 24px;
  border: 3px solid var(--border-default);
  border-top-color: var(--accent-primary);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

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

code {
  word-break: break-all;
}

/* Responsive tables */
@media (max-width: 768px) {
  .table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    max-width: 100%;
  }
  table {
    min-width: 400px;
  }
  thead th, tbody td {
    padding: 8px 10px;
    font-size: 0.78rem;
  }
  .btn-sm {
    padding: 5px 8px;
    font-size: 0.75rem;
  }
  .form-group label {
    font-size: 0.82rem;
  }
  input[type="text"],
  input[type="password"],
  input[type="email"],
  input[type="number"],
  input[type="url"],
  select {
    font-size: 16px;
    max-width: 100%;
  }
  .card {
    overflow-x: hidden;
    word-break: break-word;
  }
}