/* ==========================================================================
 * Reusable UI Component Templates:
 * Buttons, Forms, Password Toggles, Switches, Subnavs, Tables, Pagination, Modals
 * ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 7px;
  border: 1px solid var(--border-strong);
  background: var(--panel);
  color: var(--ink);
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.05s ease;
  white-space: nowrap;
}

.btn:hover:not(:disabled) {
  background: var(--panel-muted);
}

.btn:active:not(:disabled) {
  transform: translateY(1px);
}

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

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

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

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

.btn-danger:hover:not(:disabled) {
  filter: brightness(0.92);
}

.btn-ghost {
  background: transparent;
  border-color: transparent;
  color: inherit;
}

.btn-ghost:hover:not(:disabled) {
  background: rgba(148, 163, 184, 0.16);
}

.btn-sm {
  padding: 5px 10px;
  font-size: 12px;
}

/* Subnav & Segmented Mode Switchers */
.subnav {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 10px;
  margin-bottom: 18px;
}

.subnav-tab {
  padding: 7px 14px;
  border-radius: 7px;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  background: transparent;
  border: 1px solid transparent;
  cursor: pointer;
}

.subnav-tab:hover {
  color: var(--ink);
  background: var(--panel-muted);
  text-decoration: none;
}

.subnav-tab.active {
  background: var(--accent-soft);
  color: var(--accent);
  border-color: rgba(11, 95, 255, 0.25);
}

.seg-group {
  display: inline-flex;
  background: var(--panel-muted);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 2px;
  gap: 2px;
}

.seg-btn {
  border: none;
  background: transparent;
  color: var(--muted);
  padding: 5px 11px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}

.seg-btn.active {
  background: var(--accent);
  color: #fff;
}

/* Form Controls */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 14px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-bottom: 12px;
}

.form-field label {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--ink);
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 8px 11px;
  border-radius: 7px;
  border: 1px solid var(--border-strong);
  background: var(--panel);
  color: var(--ink);
  font-size: 13.5px;
  font-family: inherit;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: 2px solid rgba(11, 95, 255, 0.22);
  border-color: var(--accent);
}

.field-error {
  font-size: 12px;
  color: var(--danger);
  font-weight: 500;
}

.form-help {
  font-size: 12px;
  color: var(--muted);
}

/* Password Reveal Wrapper */
.pw-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.pw-wrap input {
  padding-right: 40px;
}

.pw-toggle {
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  width: 28px;
  height: 28px;
  border: none;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 5px;
}

.pw-toggle:hover {
  color: var(--ink);
  background: var(--panel-muted);
}

/* Custom Accessible Toggle Switch */
.switch {
  position: relative;
  display: inline-block;
  width: 40px;
  height: 22px;
  flex-shrink: 0;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background: #cbd5e1;
  transition: 0.2s;
  border-radius: 999px;
}

.slider::before {
  position: absolute;
  content: "";
  height: 16px;
  width: 16px;
  left: 3px;
  bottom: 3px;
  background: #ffffff;
  transition: 0.2s;
  border-radius: 50%;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.25);
}

.switch input:checked + .slider {
  background: var(--accent);
}

.switch input:checked + .slider::before {
  transform: translateX(18px);
}

/* Alerts & Banners */
.alert {
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 13px;
  margin-bottom: 14px;
  border: 1px solid transparent;
}

.alert-error {
  background: var(--danger-soft);
  border-color: rgba(217, 45, 32, 0.35);
  color: var(--danger);
}

.alert-success {
  background: var(--success-soft);
  border-color: rgba(4, 120, 87, 0.3);
  color: var(--success);
}

.alert-info {
  background: var(--accent-soft);
  border-color: rgba(11, 95, 255, 0.25);
  color: var(--accent);
}

/* Data Tables with Sticky Header */
.table-wrap {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.data-table th,
.data-table td {
  padding: 9px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.data-table thead th {
  position: sticky;
  top: 0;
  background: var(--panel-muted);
  color: var(--ink-strong);
  font-weight: 700;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.data-table thead th.sortable {
  cursor: pointer;
  user-select: none;
}

.data-table thead th.sortable:hover {
  color: var(--accent);
}

.data-table tbody tr:hover {
  background: rgba(148, 163, 184, 0.07);
}

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

/* Pager */
.pager {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
  font-size: 12.5px;
  color: var(--muted);
}

.pager-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Pill / Tag */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 600;
  background: var(--panel-muted);
  border: 1px solid var(--border);
  color: var(--ink);
}

/* Confirm Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 80;
  background: rgba(2, 6, 23, 0.62);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.modal-box {
  background: var(--panel);
  color: var(--ink);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 440px;
  padding: 20px 22px;
}

.modal-box h3 {
  margin: 0 0 8px;
  font-size: 17px;
  color: var(--ink-strong);
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 18px;
}