/*
 * SecurityView UI Components
 * Shared across admin-web and client-web
 * ─────────────────────────────────────────────────────────────
 * Requires: tokens.css
 * ─────────────────────────────────────────────────────────────
 */

/* ── Buttons ────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0 var(--space-4);
  height: 36px;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  cursor: pointer;
  border: 1px solid transparent;
  transition: background var(--transition-fast), color var(--transition-fast),
              border-color var(--transition-fast), opacity var(--transition-fast);
  white-space: nowrap;
  user-select: none;
  text-decoration: none;
  line-height: 1;
}

.btn:disabled,
.btn.disabled { opacity: 0.5; cursor: not-allowed; pointer-events: none; }

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.btn-primary:hover { background: var(--color-primary-dark); border-color: var(--color-primary-dark); }

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

.btn-danger {
  background: var(--color-error);
  color: #fff;
  border-color: var(--color-error);
}
.btn-danger:hover { filter: brightness(0.9); }

.btn-ghost {
  background: transparent;
  color: var(--color-primary);
}
.btn-ghost:hover { background: var(--color-primary-light); }

.btn-sm { height: 28px; padding: 0 var(--space-3); font-size: var(--text-xs); border-radius: var(--radius-sm); }
.btn-lg { height: 44px; padding: 0 var(--space-6); font-size: var(--text-base); border-radius: var(--radius-lg); }
.btn-full { width: 100%; }

/* ── Cards ──────────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--border);
  gap: var(--space-3);
}

.card-title {
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
}

.card-subtitle {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-top: 2px;
}

.card-body {
  padding: var(--space-5);
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-top: 1px solid var(--border);
}

.card-clickable {
  cursor: pointer;
  transition: box-shadow var(--transition-fast), transform var(--transition-fast);
}
.card-clickable:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

/* Stat card */
.stat-card {
  display: flex;
  flex-direction: column;
  padding: var(--space-5);
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  gap: var(--space-2);
}

.stat-card-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--color-primary-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-1);
}

.stat-card-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
}

.stat-card-value {
  font-size: var(--text-3xl);
  font-weight: var(--weight-bold);
  color: var(--text-primary);
  line-height: 1;
}

.stat-card-sub {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

/* ── Badges ─────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  white-space: nowrap;
  line-height: 1.4;
}

.badge-active, .badge-online    { background: var(--color-success-bg); color: var(--color-success); }
.badge-maintenance, .badge-warn { background: var(--color-warning-bg); color: var(--color-warning); }
.badge-offline, .badge-error    { background: var(--color-error-bg);   color: var(--color-error);   }
.badge-info                     { background: var(--color-info-bg);    color: var(--color-info);    }
.badge-neutral                  { background: var(--bg-hover);         color: var(--text-secondary); }

/* Severity badges */
.badge-critical { background: var(--color-error);      color: #fff; }
.badge-high     { background: var(--color-warning-bg); color: var(--color-warning); }
.badge-medium   { background: rgba(255, 204, 0, 0.15); color: #996600; }
.badge-low      { background: var(--color-success-bg); color: var(--color-success); }

[data-theme="dark"] .badge-medium { color: var(--color-severity-medium); }

/* ── Forms ──────────────────────────────────────────────── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  margin-bottom: var(--space-4);
}
.form-group:last-child { margin-bottom: 0; }

label, .form-label {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text-primary);
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="tel"],
input[type="url"],
input[type="search"],
input[type="date"],
select,
textarea {
  width: 100%;
  padding: var(--space-2) var(--space-3);
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-family: var(--font-family);
  color: var(--text-primary);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

input::placeholder, textarea::placeholder { color: var(--text-tertiary); }

textarea { min-height: 100px; resize: vertical; line-height: var(--line-height-normal); }

select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238E8E93' stroke-width='2.5'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  padding-right: var(--space-8);
  cursor: pointer;
}

.form-hint  { font-size: var(--text-xs); color: var(--text-tertiary); }
.form-error { font-size: var(--text-xs); color: var(--color-error); }
input.is-error, select.is-error, textarea.is-error { border-color: var(--color-error); }
input.is-error:focus, select.is-error:focus, textarea.is-error:focus {
  box-shadow: 0 0 0 3px var(--color-error-bg);
}

/* ── Tables ─────────────────────────────────────────────── */
.table-container {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

.data-table {
  width: 100%;
  font-size: var(--text-sm);
  color: var(--text-primary);
}

.data-table thead { background: var(--bg-hover); }

.data-table th {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  font-weight: var(--weight-semibold);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  white-space: nowrap;
  border-bottom: 1px solid var(--border);
}

.data-table td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.data-table tbody tr:last-child td { border-bottom: none; }
.data-table tbody tr:hover { background: var(--bg-hover); }

.table-actions {
  display: flex;
  gap: var(--space-2);
  align-items: center;
}

/* ── Modals ─────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--overlay);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

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

.modal {
  background: var(--bg-surface);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 520px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
  transform: scale(0.96) translateY(8px);
  transition: transform var(--transition-base);
}

.modal-overlay.open .modal { transform: scale(1) translateY(0); }

.modal-lg { max-width: 720px; }
.modal-xl { max-width: 960px; }

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.modal-title {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
}

.modal-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  transition: background var(--transition-fast), color var(--transition-fast);
}
.modal-close:hover { background: var(--bg-hover); color: var(--text-primary); }

.modal-body { padding: var(--space-6); overflow-y: auto; flex: 1; }

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}

/* ── Alert Banners ──────────────────────────────────────── */
.alert {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
  line-height: var(--line-height-normal);
}

.alert-success { background: var(--color-success-bg); color: var(--color-success); }
.alert-error   { background: var(--color-error-bg);   color: var(--color-error);   }
.alert-warning { background: var(--color-warning-bg); color: var(--color-warning); }
.alert-info    { background: var(--color-info-bg);    color: var(--color-info);    }

/* ── Spinners ───────────────────────────────────────────── */
@keyframes sv-spin { to { transform: rotate(360deg); } }

.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: sv-spin 0.7s linear infinite;
  flex-shrink: 0;
}

.spinner-sm { width: 16px; height: 16px; }
.spinner-lg { width: 32px; height: 32px; border-width: 3px; }

.loading-overlay {
  position: absolute;
  inset: 0;
  background: var(--overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: inherit;
  z-index: var(--z-raised);
}

.loading-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-12) var(--space-6);
  color: var(--text-secondary);
  font-size: var(--text-sm);
}

/* ── Empty State ────────────────────────────────────────── */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-12) var(--space-6);
  text-align: center;
}

.empty-state-icon { color: var(--text-tertiary); margin-bottom: var(--space-2); }
.empty-state-title { font-size: var(--text-base); font-weight: var(--weight-semibold); color: var(--text-primary); }
.empty-state-text  { font-size: var(--text-sm); color: var(--text-secondary); max-width: 320px; }

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

.dropdown-menu {
  position: absolute;
  top: calc(100% + var(--space-1));
  right: 0;
  min-width: 180px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-dropdown);
  overflow: hidden;
  opacity: 0;
  transform: translateY(-4px) scale(0.98);
  pointer-events: none;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.dropdown-menu.open {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: all;
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  color: var(--text-primary);
  cursor: pointer;
  transition: background var(--transition-fast);
  text-decoration: none;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}
.dropdown-item:hover { background: var(--bg-hover); }
.dropdown-item.danger { color: var(--color-error); }
.dropdown-divider { height: 1px; background: var(--border); margin: var(--space-1) 0; }

/* ── Toast Container ────────────────────────────────────── */
.toast-container {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  z-index: var(--z-toast);
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  min-width: 280px;
  max-width: 400px;
  pointer-events: all;
  animation: sv-toast-in var(--transition-base);
}

@keyframes sv-toast-in {
  from { opacity: 0; transform: translateX(16px); }
  to   { opacity: 1; transform: translateX(0); }
}

.toast-icon    { flex-shrink: 0; margin-top: 2px; }
.toast-title   { font-size: var(--text-sm); font-weight: var(--weight-semibold); color: var(--text-primary); }
.toast-message { font-size: var(--text-xs); color: var(--text-secondary); margin-top: 2px; }

/* ── Section Header ─────────────────────────────────────── */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
  gap: var(--space-3);
}

.section-title    { font-size: var(--text-lg); font-weight: var(--weight-semibold); color: var(--text-primary); }
.section-subtitle { font-size: var(--text-sm); color: var(--text-secondary); margin-top: var(--space-1); }

/* ── Divider ────────────────────────────────────────────── */
.divider { height: 1px; background: var(--border); margin: var(--space-4) 0; }

/* ── DataTable ──────────────────────────────────────────── */

/* Wrapper */
.dt-wrapper {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

/* Toolbar */
.dt-toolbar { display: flex; align-items: center; flex-wrap: wrap; }

.dt-toolbar-start {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  flex: 1;
}

.dt-search-wrap {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0 var(--space-3);
  height: 36px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-tertiary);
  cursor: text;
  flex: 1;
  min-width: 160px;
  max-width: 300px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast),
              color var(--transition-fast);
}
.dt-search-wrap:focus-within {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
  color: var(--color-primary);
}

.dt-search-icon { flex-shrink: 0; }

.dt-search {
  flex: 1;
  border: none !important;
  background: transparent !important;
  box-shadow: none !important;
  padding: 0 !important;
  height: auto !important;
  width: 100%;
  min-width: 0;
  font-size: var(--text-sm);
  color: var(--text-primary);
  outline: none;
}
.dt-search:focus { border-color: transparent !important; box-shadow: none !important; }

.dt-filter {
  height: 36px !important;
  padding-top: 0 !important;
  padding-bottom: 0 !important;
  width: auto !important;
  min-width: 130px;
}

/* Bulk action bar */
.dt-bulk-bar {
  display: none;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary-light);
  border-radius: var(--radius-md);
  border: 1px solid rgba(0, 122, 255, 0.3);
}
.dt-bulk-count {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
  flex: 1;
}
.dt-bulk-actions { display: flex; gap: var(--space-2); }

/* Sortable header cells */
.dt-th { /* extends .data-table th */ }

.dt-sortable { cursor: pointer; user-select: none; }
.dt-sortable:hover { color: var(--text-primary); }

/* Sort arrow — inline SVG via background */
.dt-sort-arrow {
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-left: 4px;
  vertical-align: middle;
  flex-shrink: 0;
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  opacity: 0.35;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24'%3E%3Cpath fill='%238E8E93' d='M12 3 8 8h3v8h2V8h3zm0 18 4-5h-3V8h-2v8H8z'/%3E%3C/svg%3E");
}
.dt-sort-asc  .dt-sort-arrow {
  opacity: 1;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24'%3E%3Cpath fill='%23007AFF' d='M12 3 8 8h3v13h2V8h3z'/%3E%3C/svg%3E");
}
.dt-sort-desc .dt-sort-arrow {
  opacity: 1;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24'%3E%3Cpath fill='%23007AFF' d='M12 21 16 16h-3V3h-2v13H8z'/%3E%3C/svg%3E");
}

/* Checkbox column */
.dt-th-check, .dt-td-check {
  width: 44px !important;
  padding-left: var(--space-4) !important;
  padding-right: 0 !important;
}

input.dt-chk-all, input.dt-chk-row {
  width: 16px;
  height: 16px;
  cursor: pointer;
  accent-color: var(--color-primary);
  display: block;
  margin: 0;
}

.dt-row-selected { background: var(--color-primary-light) !important; }

/* Empty state row */
.dt-empty {
  text-align: center !important;
  color: var(--text-secondary) !important;
  padding: var(--space-12) var(--space-4) !important;
  font-size: var(--text-sm) !important;
}

/* Pagination */
.dt-pagination {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-2);
  min-height: 32px;
}
.dt-page-info {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-right: var(--space-2);
}
.dt-page-btns { display: flex; gap: var(--space-1); align-items: center; }
.dt-page-gap  { font-size: var(--text-sm); color: var(--text-secondary); padding: 0 2px; }

/* ── Row actions dropdown ───────────────────────────────── */
.dt-row-actions-cell {
  width: 48px;
  text-align: center;
  padding-left: var(--space-2) !important;
  padding-right: var(--space-2) !important;
}

/* Keep the dropdown-menu above other rows and prevent table overflow clipping */
.data-table, .table-container { overflow: visible; }

/* ── Utility Classes ────────────────────────────────────── */
.text-primary-c { color: var(--text-primary) !important; }
.text-secondary-c { color: var(--text-secondary) !important; }
.text-success-c { color: var(--color-success) !important; }
.text-warning-c { color: var(--color-warning) !important; }
.text-error-c   { color: var(--color-error) !important; }
.text-brand     { color: var(--color-primary) !important; }

.font-medium   { font-weight: var(--weight-medium) !important; }
.font-semibold { font-weight: var(--weight-semibold) !important; }
.font-bold     { font-weight: var(--weight-bold) !important; }

.flex           { display: flex; }
.flex-col       { flex-direction: column; }
.items-center   { align-items: center; }
.items-start    { align-items: flex-start; }
.justify-between { justify-content: space-between; }
.justify-end    { justify-content: flex-end; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.flex-1 { flex: 1; }
.min-w-0 { min-width: 0; }

.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }

.w-full   { width: 100%; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.hidden   { display: none !important; }
.sr-only  { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
            overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border-width: 0; }