/* components.css — Reusable UI Components */

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all 0.15s;
  cursor: pointer;
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-primary {
  background: var(--blue-600);
  color: #fff;
  border-color: var(--blue-600);
}
.btn-primary:hover:not(:disabled) { background: var(--blue-700); }

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

.btn-danger {
  background: var(--red-600);
  color: #fff;
  border-color: var(--red-600);
}
.btn-danger:hover:not(:disabled) { background: var(--red-700); }

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

.btn-sm { padding: 0.375rem 0.75rem; font-size: 0.8125rem; }
.btn-icon { padding: 0.5rem; min-width: 2rem; }

/* Forms */
.form-group { margin-bottom: 1rem; }
.form-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.375rem;
}
.form-input {
  width: 100%;
  padding: 0.5rem 0.75rem;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  color: var(--text-primary);
  font-size: 0.875rem;
  transition: border-color 0.15s;
}
.form-input:focus { outline: none; border-color: var(--blue-500); box-shadow: 0 0 0 3px rgba(59,130,246,0.1); }
.form-input::placeholder { color: var(--text-tertiary); }
.form-hint { font-size: 0.75rem; color: var(--text-tertiary); margin-top: 0.25rem; }

/* Tables */
.table-container { overflow-x: auto; }
table { width: 100%; font-size: 0.875rem; }
thead th {
  text-align: left;
  padding: 0.625rem 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  border-bottom: 2px solid var(--border-color);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}
tbody td {
  padding: 0.625rem 0.75rem;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}
tbody tr:hover { background: var(--bg-hover); }
tbody tr:last-child td { border-bottom: none; }

/* Badge / Status */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.125rem 0.5rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-online { background: var(--green-100); color: var(--green-600); }
.badge-offline { background: var(--slate-100); color: var(--slate-500); }
.badge-active { background: var(--blue-100); color: var(--blue-600); }
.badge-closed { background: var(--slate-100); color: var(--slate-500); }
.badge-error { background: var(--red-100); color: var(--red-600); }

@media (prefers-color-scheme: dark) {
  .badge-online { background: rgba(34,197,94,0.15); color: var(--green-500); }
  .badge-offline { background: rgba(100,116,139,0.15); color: var(--slate-400); }
  .badge-active { background: rgba(59,130,246,0.15); color: var(--blue-500); }
  .badge-closed { background: rgba(100,116,139,0.15); color: var(--slate-400); }
  .badge-error { background: rgba(239,68,68,0.15); color: var(--red-500); }
}

/* Status indicator dot */
.status-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  display: inline-block;
}
.status-dot.online { background: var(--green-500); }
.status-dot.offline { background: var(--slate-400); }
.status-dot.error { background: var(--red-500); }

/* Code */
.code {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  background: var(--bg-tertiary);
  padding: 0.125rem 0.375rem;
  border-radius: var(--border-radius-sm);
  color: var(--text-primary);
}

/* Card grid for devices */
.device-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}

.device-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: 1.25rem;
  transition: box-shadow 0.15s, border-color 0.15s;
}
.device-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--blue-500);
}

.device-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.device-card-name {
  font-weight: 600;
  font-size: 1rem;
}

.device-card-info {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.device-card-info span {
  display: block;
  margin-bottom: 0.25rem;
}

.device-card-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-color);
}

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 1rem;
}

.modal-box {
  background: var(--bg-card);
  border-radius: var(--border-radius-lg);
  width: 100%;
  max-width: 480px;
  box-shadow: var(--shadow-lg);
  padding: 1.5rem;
}

.modal-box h3 {
  font-size: 1.125rem;
  margin-bottom: 0.75rem;
}

.modal-box p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin-bottom: 1.25rem;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
}

/* Toast */
.toast-container {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toast {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 0.75rem 1rem;
  box-shadow: var(--shadow-md);
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  animation: slideIn 0.2s ease-out;
  max-width: 360px;
}

.toast-success { border-left: 3px solid var(--green-500); }
.toast-error { border-left: 3px solid var(--red-500); }

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

/* Pagination */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  margin-top: 1rem;
}
.pagination button {
  padding: 0.375rem 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.8125rem;
  cursor: pointer;
}
.pagination button:hover:not(:disabled) { background: var(--bg-hover); }
.pagination button:disabled { opacity: 0.4; cursor: not-allowed; }
.pagination button.active { background: var(--blue-600); color: #fff; border-color: var(--blue-600); }
.pagination .page-info { font-size: 0.8125rem; color: var(--text-secondary); padding: 0 0.5rem; }

/* Tabs */
.tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--border-color);
  margin-bottom: 1rem;
}
.tab {
  padding: 0.625rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: all 0.15s;
}
.tab:hover { color: var(--text-primary); }
.tab.active {
  color: var(--blue-600);
  border-bottom-color: var(--blue-600);
}

/* Empty text inline */
.text-muted { color: var(--text-tertiary); font-size: 0.8125rem; }
.text-sm { font-size: 0.8125rem; }
.text-xs { font-size: 0.75rem; }
.font-mono { font-family: var(--font-mono); }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }