/* IBM Carbon Design — g100 dark theme, compact spacing */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;600&family=IBM+Plex+Sans:wght@400;600&display=swap');

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* g100 palette */
  --cds-background: #161616;
  --cds-layer-01: #262626;
  --cds-layer-02: #393939;
  --cds-layer-hover: #333333;
  --cds-text-primary: #f4f4f4;
  --cds-text-secondary: #c6c6c6;
  --cds-text-placeholder: #a8a8a8;
  --cds-text-on-color: #ffffff;
  --cds-link-primary: #00bfbf;
  --cds-link-hover: #00e5e5;
  --cds-interactive: #008080;
  --cds-interactive-hover: #006d6d;
  --cds-border-subtle: #393939;
  --cds-border-strong: #6f6f6f;
  --cds-focus: #008080;
  --cds-support-error: #fa4d56;
  --cds-support-success: #42be65;
  --cds-support-warning: #f1c21b;
  --cds-icon-primary: #f4f4f4;
  --cds-icon-secondary: #c6c6c6;
  --cds-field: #262626;
  --cds-field-hover: #333333;
  --cds-overlay: rgba(0, 0, 0, 0.65);

  /* Compact spacing */
  --cds-spacing-02: 4px;
  --cds-spacing-03: 8px;
  --cds-spacing-04: 12px;
  --cds-spacing-05: 16px;
  --cds-spacing-06: 24px;
  --cds-spacing-07: 32px;
}

body {
  font-family: 'IBM Plex Sans', 'Helvetica Neue', Arial, sans-serif;
  font-size: 14px;
  line-height: 18px;
  letter-spacing: 0.16px;
  background: var(--cds-background);
  color: var(--cds-text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ─── UI Shell Header ─── */
.cds--header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 8000;
  display: flex;
  align-items: center;
  height: 48px;
  background: var(--cds-layer-01);
  border-bottom: 1px solid var(--cds-border-subtle);
}

.cds--header__name {
  display: flex;
  align-items: center;
  height: 100%;
  padding: 0 var(--cds-spacing-05);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.1px;
  color: var(--cds-text-primary);
  text-decoration: none;
  border-right: 1px solid var(--cds-border-subtle);
}

.cds--header__name:hover {
  background: var(--cds-layer-hover);
}

.cds--header__name span {
  font-weight: 400;
  margin-left: 2px;
}

.cds--header__icon {
  width: 20px;
  height: 20px;
  margin-right: 8px;
  flex-shrink: 0;
}

.cds--header__nav {
  display: flex;
  align-items: center;
  height: 100%;
  margin-left: 0;
}

.cds--header__nav a {
  display: flex;
  align-items: center;
  height: 100%;
  padding: 0 var(--cds-spacing-05);
  font-size: 14px;
  color: var(--cds-text-secondary);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: background 70ms, color 70ms;
}

.cds--header__nav a:hover {
  background: var(--cds-layer-hover);
  color: var(--cds-text-primary);
}

.cds--header__nav a.active {
  color: var(--cds-text-primary);
  border-bottom-color: var(--cds-interactive);
}

.cds--header__actions {
  display: flex;
  align-items: center;
  height: 100%;
  margin-left: auto;
}

.cds--header__action-btn {
  display: flex;
  align-items: center;
  height: 100%;
  padding: 0 var(--cds-spacing-05);
  font-family: inherit;
  font-size: 14px;
  color: var(--cds-text-secondary);
  background: none;
  border: none;
  cursor: pointer;
  transition: background 70ms, color 70ms;
}

.cds--header__action-btn:hover {
  background: var(--cds-layer-hover);
  color: var(--cds-text-primary);
}

/* ─── Content area ─── */
.cds--content {
  padding: var(--cds-spacing-05) var(--cds-spacing-06);
  margin-top: 48px;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

/* ─── Typography ─── */
.cds--heading-03 {
  font-size: 20px;
  line-height: 26px;
  font-weight: 400;
  letter-spacing: 0;
  margin-bottom: var(--cds-spacing-05);
}

.cds--heading-compact-02 {
  font-size: 16px;
  line-height: 22px;
  font-weight: 600;
  letter-spacing: 0;
  margin-bottom: var(--cds-spacing-03);
}

.cds--heading-compact-01 {
  font-size: 14px;
  line-height: 18px;
  font-weight: 600;
  letter-spacing: 0.16px;
}

.cds--label {
  font-size: 12px;
  line-height: 16px;
  letter-spacing: 0.32px;
  color: var(--cds-text-secondary);
}

.cds--body-compact-01 {
  font-size: 14px;
  line-height: 18px;
  letter-spacing: 0.16px;
}

/* ─── Search / Text Input ─── */
.cds--search {
  display: flex;
  gap: 0;
  margin-bottom: var(--cds-spacing-05);
}

.cds--search .cds--text-input {
  flex: 1;
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
}

.cds--search .cds--btn {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
  white-space: nowrap;
}

.cds--text-input {
  height: 40px;
  width: 100%;
  padding: 0 var(--cds-spacing-05);
  font-family: inherit;
  font-size: 14px;
  line-height: 18px;
  letter-spacing: 0.16px;
  color: var(--cds-text-primary);
  background: var(--cds-field);
  border: none;
  border-bottom: 1px solid var(--cds-border-strong);
  outline: none;
  transition: border-color 70ms, outline 70ms;
}

.cds--text-input::placeholder {
  color: var(--cds-text-placeholder);
}

.cds--text-input:focus {
  outline: 2px solid var(--cds-focus);
  outline-offset: -2px;
}

.cds--form-item {
  margin-bottom: var(--cds-spacing-05);
}

.cds--form-item .cds--label {
  display: block;
  margin-bottom: var(--cds-spacing-03);
}

/* ─── Buttons ─── */
.cds--btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 40px;
  padding: 0 60px 0 var(--cds-spacing-05);
  font-family: inherit;
  font-size: 14px;
  font-weight: 400;
  line-height: 18px;
  letter-spacing: 0.16px;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: background 70ms;
}

.cds--btn--primary {
  background: var(--cds-interactive);
  color: var(--cds-text-on-color);
}

.cds--btn--primary:hover {
  background: var(--cds-interactive-hover);
}

.cds--btn--ghost {
  background: transparent;
  color: var(--cds-link-primary);
  padding: 0 var(--cds-spacing-05);
}

.cds--btn--ghost:hover {
  background: var(--cds-layer-hover);
  color: var(--cds-link-hover);
}

.cds--btn--sm {
  height: 32px;
  padding: 0 60px 0 var(--cds-spacing-04);
}

.cds--btn--full-width {
  width: 100%;
  max-width: 100%;
  padding-right: var(--cds-spacing-05);
}

/* ─── Tiles ─── */
.cds--tile-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1px;
  margin-bottom: var(--cds-spacing-05);
}

.cds--tile {
  background: var(--cds-layer-01);
  padding: var(--cds-spacing-05);
  border: 1px solid var(--cds-border-subtle);
  min-height: 64px;
}

.cds--tile:hover {
  background: var(--cds-layer-hover);
}

.cds--tile__value {
  display: block;
  font-size: 28px;
  line-height: 36px;
  font-weight: 400;
  letter-spacing: 0;
  color: var(--cds-text-primary);
  margin-bottom: var(--cds-spacing-02);
}

.cds--tile__label {
  font-size: 12px;
  line-height: 16px;
  letter-spacing: 0.32px;
  color: var(--cds-text-secondary);
}

/* ─── Data Table ─── */
.cds--data-table-container {
  margin-bottom: var(--cds-spacing-05);
}

.cds--data-table {
  width: 100%;
  border-collapse: collapse;
  border-spacing: 0;
}

.cds--data-table thead tr {
  height: 32px;
  background: var(--cds-layer-02);
}

.cds--data-table th {
  padding: 0 var(--cds-spacing-05);
  font-size: 12px;
  line-height: 16px;
  font-weight: 600;
  letter-spacing: 0.32px;
  color: var(--cds-text-secondary);
  text-align: left;
  vertical-align: middle;
  border-bottom: 1px solid var(--cds-border-subtle);
  white-space: nowrap;
}

.cds--data-table tbody tr {
  height: 32px;
  background: var(--cds-layer-01);
  transition: background 70ms;
}

.cds--data-table tbody tr:hover {
  background: var(--cds-layer-hover);
}

.cds--data-table td {
  padding: 0 var(--cds-spacing-05);
  font-size: 14px;
  line-height: 18px;
  letter-spacing: 0.16px;
  color: var(--cds-text-secondary);
  text-align: left;
  vertical-align: middle;
  border-bottom: 1px solid var(--cds-border-subtle);
}

.cds--data-table .cds--table-cell--mono {
  font-family: 'IBM Plex Mono', 'SFMono-Regular', Consolas, monospace;
  font-size: 12px;
  line-height: 16px;
  word-break: break-all;
}

/* ─── Pagination ─── */
.cds--pagination {
  display: flex;
  align-items: center;
  gap: var(--cds-spacing-03);
  height: 40px;
  padding: 0 var(--cds-spacing-05);
  background: var(--cds-layer-01);
  border-top: 1px solid var(--cds-border-subtle);
  font-size: 14px;
  color: var(--cds-text-secondary);
}

.cds--pagination a {
  color: var(--cds-link-primary);
  text-decoration: none;
  padding: var(--cds-spacing-02) var(--cds-spacing-03);
}

.cds--pagination a:hover {
  color: var(--cds-link-hover);
  text-decoration: underline;
}

.cds--pagination__spacer {
  flex: 1;
}

/* ─── Result Count / Helpers ─── */
.cds--helper-text {
  font-size: 12px;
  line-height: 16px;
  letter-spacing: 0.32px;
  color: var(--cds-text-secondary);
  margin-bottom: var(--cds-spacing-05);
}

.cds--section {
  margin-bottom: var(--cds-spacing-06);
}

.cds--empty-state {
  padding: var(--cds-spacing-06) var(--cds-spacing-05);
  text-align: center;
  color: var(--cds-text-secondary);
  background: var(--cds-layer-01);
  border: 1px solid var(--cds-border-subtle);
  font-size: 14px;
}

/* ─── Inline Notification (error) ─── */
.cds--inline-notification {
  display: flex;
  align-items: center;
  min-height: 40px;
  padding: var(--cds-spacing-03) var(--cds-spacing-05);
  margin-bottom: var(--cds-spacing-05);
  font-size: 14px;
  line-height: 18px;
  border-left: 3px solid;
}

.cds--inline-notification--error {
  background: #2c0608;
  border-color: var(--cds-support-error);
  color: var(--cds-support-error);
}

/* ─── Login ─── */
.cds--login-body {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: var(--cds-background);
}

.cds--login-tile {
  width: 100%;
  max-width: 400px;
  background: var(--cds-layer-01);
  padding: var(--cds-spacing-06);
  border: 1px solid var(--cds-border-subtle);
}

.cds--login-tile .cds--heading-03 {
  margin-bottom: var(--cds-spacing-06);
}

/* ─── Tag ─── */
.cds--tag {
  display: inline-flex;
  align-items: center;
  height: 24px;
  padding: 0 var(--cds-spacing-03);
  font-size: 12px;
  line-height: 16px;
  letter-spacing: 0.32px;
  border-radius: 12px;
  background: var(--cds-layer-02);
  color: var(--cds-text-secondary);
}

.cds--tag--green {
  background: #044317;
  color: #42be65;
}

.cds--tag--gray {
  background: #393939;
  color: #c6c6c6;
}

.cds--tag--yellow {
  background: #3d2e00;
  color: #f1c21b;
}

.cds--tag--red {
  background: #2c0608;
  color: #fa4d56;
}

/* ─── Expired Row ─── */
.cds--table-row--expired td {
  opacity: 0.6;
}

/* ─── Inline Notification ─── */
.cds--inline-notification--warning {
  background: #3d2e00;
  border-left: 3px solid #f1c21b;
  color: #f1c21b;
  padding: var(--cds-spacing-03) var(--cds-spacing-05);
  margin-bottom: var(--cds-spacing-05);
  font-size: 0.875rem;
}

/* ─── Filter Checkbox ─── */
.cds--label--checkbox {
  display: flex;
  align-items: center;
  gap: var(--cds-spacing-02);
  cursor: pointer;
  padding-top: 1.5rem;
}

.cds--label--checkbox input[type="checkbox"] {
  accent-color: var(--cds-interactive);
}

/* ─── Detail Grid ─── */
.cds--detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1px;
  margin-bottom: var(--cds-spacing-05);
}

/* ─── Action Bar ─── */
.cds--action-bar {
  display: flex;
  gap: var(--cds-spacing-03);
  margin-bottom: var(--cds-spacing-05);
}

/* ─── Danger Button ─── */
.cds--btn--danger {
  background: #da1e28;
  color: #fff;
}

.cds--btn--danger:hover {
  background: #b81921;
}

.cds--btn--secondary {
  background: var(--cds-layer-02);
  color: var(--cds-text-primary);
}

.cds--btn--secondary:hover {
  background: var(--cds-layer-hover);
}

.cds--detail-actions {
  margin-bottom: var(--cds-spacing-05);
}

/* ─── Breadcrumb ─── */
.cds--breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--cds-spacing-02);
  margin-bottom: var(--cds-spacing-05);
  font-size: 14px;
}

.cds--breadcrumb__separator {
  color: var(--cds-text-secondary);
}

/* ─── Confirm Details (JS-free) ─── */
.cds--confirm-details summary {
  cursor: pointer;
  list-style: none;
}

.cds--confirm-details summary::-webkit-details-marker {
  display: none;
}

.cds--confirm-details[open] summary {
  margin-bottom: var(--cds-spacing-03);
}

.cds--confirm-details__body {
  padding: var(--cds-spacing-05);
  background: var(--cds-layer-01);
  border: 1px solid var(--cds-border-subtle);
  margin-bottom: var(--cds-spacing-05);
}

.cds--confirm-details__body p {
  margin-bottom: var(--cds-spacing-03);
  color: var(--cds-text-secondary);
}

/* ─── Code Snippet ─── */

.cds--code {
  display: block;
  padding: var(--cds-spacing-03);
  background: var(--cds-layer-02);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  color: var(--cds-text-primary);
  word-break: break-all;
  white-space: pre-wrap;
  user-select: all;
}

.cds--link--subtle {
  font-size: 11px;
  color: var(--cds-text-placeholder);
  text-decoration: none;
}

.cds--link--subtle:hover {
  color: var(--cds-link-primary);
}

/* ─── Inline Edit Form ─── */
.cds--inline-form {
  padding: var(--cds-spacing-05);
  background: var(--cds-layer-01);
  border: 1px solid var(--cds-border-subtle);
  margin-bottom: var(--cds-spacing-05);
}

.cds--inline-form .cds--form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--cds-spacing-05);
  margin-bottom: var(--cds-spacing-05);
}

.cds--inline-form textarea {
  width: 100%;
  min-height: 60px;
  padding: var(--cds-spacing-03) var(--cds-spacing-05);
  font-family: inherit;
  font-size: 14px;
  color: var(--cds-text-primary);
  background: var(--cds-field);
  border: none;
  border-bottom: 1px solid var(--cds-border-strong);
  outline: none;
  resize: vertical;
}

.cds--inline-form textarea:focus {
  outline: 2px solid var(--cds-focus);
  outline-offset: -2px;
}

.cds--inline-form select {
  height: 40px;
  width: 100%;
  padding: 0 var(--cds-spacing-05);
  font-family: inherit;
  font-size: 14px;
  color: var(--cds-text-primary);
  background: var(--cds-field);
  border: none;
  border-bottom: 1px solid var(--cds-border-strong);
  outline: none;
  appearance: auto;
}

.cds--inline-form select:focus {
  outline: 2px solid var(--cds-focus);
  outline-offset: -2px;
}

/* ─── Filter Panel ─── */
.cds--filter-panel {
  margin-bottom: var(--cds-spacing-05);
}

.cds--filter-panel__toggle {
  cursor: pointer;
  font-size: 14px;
  color: var(--cds-link-primary);
  list-style: none;
  margin-bottom: var(--cds-spacing-03);
}

.cds--filter-panel__toggle::-webkit-details-marker {
  display: none;
}

.cds--filter-panel__toggle:hover {
  color: var(--cds-link-hover);
}

.cds--filter-panel[open] .cds--filter-panel__toggle {
  margin-bottom: var(--cds-spacing-03);
}

.cds--filter-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--cds-spacing-05);
  padding: var(--cds-spacing-05);
  background: var(--cds-layer-01);
  border: 1px solid var(--cds-border-subtle);
}

.cds--filter-row select {
  height: 40px;
  width: 100%;
  padding: 0 var(--cds-spacing-05);
  font-family: inherit;
  font-size: 14px;
  color: var(--cds-text-primary);
  background: var(--cds-field);
  border: none;
  border-bottom: 1px solid var(--cds-border-strong);
  outline: none;
  appearance: auto;
}

.cds--filter-row select:focus,
.cds--filter-row input:focus {
  outline: 2px solid var(--cds-focus);
  outline-offset: -2px;
}

.cds--filter-row input[type="date"] {
  color-scheme: dark;
}

/* ─── Search Highlight ─── */
mark {
  background: rgba(0, 128, 128, 0.35);
  color: var(--cds-text-primary);
  padding: 1px 2px;
  border-radius: 2px;
}

/* ─── Links ─── */
a {
  color: var(--cds-link-primary);
}

a:hover {
  color: var(--cds-link-hover);
}

/* ─── Capacity Bar ─── */
.cds--capacity-bar {
  margin-bottom: var(--cds-spacing-05);
}

.cds--capacity-bar__header {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  line-height: 16px;
  letter-spacing: 0.32px;
  color: var(--cds-text-secondary);
  margin-bottom: var(--cds-spacing-02);
}

.cds--capacity-bar__track {
  height: 8px;
  background: var(--cds-layer-02);
  overflow: hidden;
}

.cds--capacity-bar__fill {
  height: 100%;
  background: var(--cds-interactive);
}

.cds--capacity-bar__fill--warning {
  background: var(--cds-support-warning);
}

/* ─── Responsive ─── */
@media (max-width: 672px) {
  .cds--content {
    padding: var(--cds-spacing-05);
  }

  .cds--tile-row {
    grid-template-columns: 1fr;
  }

  .cds--data-table-container {
    overflow-x: auto;
  }

  .cds--calendar-grid {
    grid-template-columns: repeat(7, 1fr);
    font-size: 11px;
  }
}

/* ─── Calendar ─── */

.cds--calendar-nav {
  display: flex;
  align-items: center;
  gap: var(--cds-spacing-03);
  margin-bottom: var(--cds-spacing-05);
}

.cds--calendar-nav__title {
  flex: 1;
  text-align: center;
  font-weight: 600;
  font-size: 16px;
}

.cds--calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 1px;
  background: var(--cds-border-subtle);
  margin-bottom: var(--cds-spacing-06);
}

.cds--calendar-grid__header {
  background: var(--cds-layer-02);
  padding: var(--cds-spacing-02);
  text-align: center;
  font-size: 12px;
  font-weight: 600;
  color: var(--cds-text-secondary);
}

.cds--calendar-grid__cell {
  background: var(--cds-layer-01);
  padding: var(--cds-spacing-03);
  min-height: 64px;
  text-decoration: none;
  color: var(--cds-text-primary);
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: background 0.15s;
}

.cds--calendar-grid__cell:hover {
  background: var(--cds-layer-hover);
}

.cds--calendar-grid__cell--empty {
  background: var(--cds-background);
  pointer-events: none;
}

.cds--calendar-grid__cell--has-data {
  background: rgba(0, 128, 128, 0.15);
}

.cds--calendar-grid__cell--has-data:hover {
  background: rgba(0, 128, 128, 0.25);
}

.cds--calendar-grid__cell--selected {
  outline: 2px solid var(--cds-interactive);
  outline-offset: -2px;
}

.cds--calendar-grid__day {
  font-weight: 600;
  font-size: 14px;
}

.cds--calendar-grid__count {
  font-size: 11px;
  color: var(--cds-text-secondary);
}