:root {
  /* Surfaces */
  --surface: #ffffff;
  --surface-subtle: #f1f5fb;

  /* Badge colors */
  --badge-waiting-bg: #fef3c7;
  --badge-waiting-text: #92400e;
  --badge-high-bg: #fff3e0;
  --badge-high-text: #c25e00;
  --badge-urgent-bg: #fce8e6;
  --badge-urgent-text: #c5221f;

  /* Brand */
  --primary: #1a73e8;
  --primary-subtle: #e8f0fe;
  --primary-hover: #1557b0;

  /* Text */
  --text: #202124;
  --text-subtle: #5f6368;

  /* Borders */
  --border: #d2dff2;
  --border-strong: #b8cae6;

  /* Semantic */
  --danger: #c5221f;
  --success: #188038;
  --success-subtle: #e6f4ea;

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(26, 115, 232, 0.06);
  --shadow-sm: 0 2px 8px rgba(26, 115, 232, 0.08);
  --shadow-md: 0 4px 16px rgba(26, 115, 232, 0.12), 0 1px 4px rgba(0, 0, 0, 0.06);

  /* Motion */
  --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --duration: 140ms;
}

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

body {
  font-size: 14px;
  background:
    radial-gradient(circle at top, rgba(26, 115, 232, 0.08), transparent 28%),
    linear-gradient(180deg, #f8fafd 0%, #f3f7fd 100%);
  color: var(--text);
  font-family: "Hiragino Sans", "Yu Gothic UI", "Noto Sans JP", system-ui, sans-serif;
}

a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }

/* ─── Global transitions ─── */
a, button, input, textarea,
.nav-link, .admin-card, .data-row, .collapsible-summary, .button {
  transition:
    background-color var(--duration) var(--ease),
    border-color var(--duration) var(--ease),
    box-shadow var(--duration) var(--ease),
    color var(--duration) var(--ease),
    transform var(--duration) var(--ease),
    opacity var(--duration) var(--ease);
}

/* ─── Home ─── */
.home-shell { min-height: 100vh; padding: 56px 24px 88px; }

.hero-card, .surface-card, .feature-card, .admin-card {
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}
.hero-card { max-width: 960px; margin: 0 auto 28px; padding: 32px; border-radius: 28px; }

.eyebrow, .brand-eyebrow {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--primary);
  font-weight: 700;
  text-transform: uppercase;
}
.hero-title { margin: 12px 0 14px; font-size: clamp(36px, 7vw, 68px); line-height: 1.08; letter-spacing: -0.04em; }
.hero-body, .page-description, .panel-header p, .feature-card p, .admin-card p {
  color: var(--text-subtle);
  line-height: 1.65;
  font-size: 13px;
}

.feature-grid, .admin-grid, .ai-grid, .resource-layout { display: grid; gap: 18px; }
.feature-grid { max-width: 960px; margin: 0 auto; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.feature-card { padding: 22px; border-radius: 24px; }
.home-actions { max-width: 960px; margin: 24px auto 0; display: flex; gap: 12px; flex-wrap: wrap; }

/* ─── Buttons ─── */
.button {
  border-radius: 999px;
  padding: 10px 20px;
  border: 1px solid transparent;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  justify-content: center;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.01em;
  white-space: nowrap;
}
.button-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: var(--shadow-xs);
}
.button-primary:hover {
  background: var(--primary-hover);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}
.button-secondary {
  background: var(--surface);
  color: var(--primary);
  border-color: var(--border-strong);
}
.button-secondary:hover {
  background: var(--primary-subtle);
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
}
.button:active { transform: translateY(0) !important; box-shadow: none !important; }
.button:disabled { opacity: 0.42; cursor: not-allowed; pointer-events: none; }

/* ─── Admin shell ─── */
.admin-shell { min-height: 100vh; display: grid; grid-template-columns: 184px minmax(0, 1fr); }
.admin-sidebar { padding: 20px 10px; border-right: 1px solid var(--border); background: rgba(248, 250, 253, 0.95); }
.admin-nav { margin-top: 12px; display: grid; gap: 2px; }
.nav-link {
  padding: 9px 10px;
  border-radius: 10px;
  color: var(--text-subtle);
  font-weight: 600;
  font-size: 13px;
  white-space: nowrap;
}
.nav-link:hover { background: var(--primary-subtle); color: var(--primary); }
.nav-link[aria-current="page"] {
  background: var(--primary-subtle);
  color: var(--primary);
}
.admin-content { padding: 22px 20px 32px; }

.app-clock {
  position: fixed;
  top: 18px;
  right: 22px;
  z-index: 180;
  min-width: 270px;
  padding: 8px 14px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
  text-align: right;
}
.app-runtime-badge {
  margin: 0 0 4px auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--surface-subtle);
  border: 1px solid var(--border);
  color: var(--text-subtle);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.app-runtime-badge-local {
  background: rgba(90, 103, 216, 0.12);
  border-color: rgba(90, 103, 216, 0.22);
  color: #4654b8;
}
.app-runtime-badge-blue {
  background: rgba(26, 115, 232, 0.12);
  border-color: rgba(26, 115, 232, 0.22);
  color: #1a73e8;
}
.app-runtime-badge-green {
  background: rgba(20, 143, 92, 0.12);
  border-color: rgba(20, 143, 92, 0.22);
  color: #148f5c;
}
.app-clock-user {
  margin: 0 0 3px;
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  align-items: baseline;
  white-space: nowrap;
}
.app-clock-user-name {
  margin: 0;
  color: var(--text);
  font-size: 12px;
  font-weight: 700;
}
.app-clock-user-email {
  margin: 0;
  color: var(--text-subtle);
  font-size: 11px;
  line-height: 1.2;
}
.app-clock-value {
  margin: 0;
  color: var(--text);
  font-size: 12px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.surface-card { border-radius: 24px; padding: 24px; }
.page-header {
  padding: 4px 2px 10px;
  border: 0;
  background: transparent;
  box-shadow: none;
  border-radius: 0;
}
.page-title { margin: 4px 0 6px; font-size: 24px; line-height: 1.15; letter-spacing: -0.02em; }

.admin-grid { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.admin-card-link { display: block; }
.admin-card { border-radius: 24px; min-height: 160px; padding: 22px; }
.admin-card h3 { margin: 0; font-size: 22px; letter-spacing: -0.01em; }
.admin-card p { margin: 10px 0 0; }
.admin-card-link:hover .admin-card {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

/* ─── Resource layout ─── */
.resource-layout { grid-template-columns: 1fr; align-items: start; }
.resource-form-card, .resource-list-card, .detail-panel { width: 100%; }

.task-dashboard,
.task-metric-grid,
.task-dashboard-grid,
.task-dashboard-side,
.task-focus-list,
.task-assignee-heatmap,
.task-calendar-grid,
.task-calendar-actions,
.task-calendar-nav,
.segmented-control {
  display: grid;
  gap: 16px;
}

.task-dashboard { margin-bottom: 6px; }
.task-metric-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.task-metric-card {
  padding: 20px 22px;
}
.task-metric-card span {
  display: block;
  color: var(--text-subtle);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-bottom: 10px;
}
.task-metric-card strong {
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1;
  letter-spacing: -0.04em;
}
.task-dashboard-grid {
  grid-template-columns: minmax(0, 1.7fr) minmax(260px, 0.62fr);
  align-items: start;
}
.task-dashboard-side {
  grid-template-columns: 1fr;
}
.task-calendar-panel,
.task-focus-panel {
  padding: 18px;
}
.task-calendar-panel {
  overflow: hidden;
}
.task-calendar-header {
  display: flex;
  gap: 12px;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 14px;
}
.task-calendar-header h3 {
  margin: 0;
  font-size: 24px;
  letter-spacing: -0.03em;
}
.task-calendar-header p {
  margin: 6px 0 0;
  color: var(--text-subtle);
  font-size: 13px;
}
.task-calendar-actions {
  justify-items: end;
}
.task-calendar-nav {
  grid-auto-flow: column;
  gap: 8px;
}
.segmented-control {
  grid-auto-flow: column;
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--border);
  background: var(--surface-subtle);
  border-radius: 999px;
}
.segmented-button {
  border: 0;
  background: transparent;
  color: var(--text-subtle);
  border-radius: 999px;
  padding: 8px 12px;
  font-weight: 700;
  cursor: pointer;
}
.segmented-button.active {
  background: var(--surface);
  color: var(--primary);
  box-shadow: var(--shadow-xs);
}
.task-calendar-grid {
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 8px;
  min-width: 0;
}
.task-calendar-dow {
  text-align: center;
  color: var(--text-subtle);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  padding: 2px 0 4px;
}
.task-calendar-day {
  min-height: 112px;
  border: 1.5px solid var(--border);
  border-radius: 16px;
  background: var(--surface);
  color: var(--text);
  padding: 10px;
  text-align: left;
  display: grid;
  align-content: start;
  gap: 8px;
  cursor: pointer;
  overflow: hidden;
}
.task-calendar-day:hover {
  border-color: var(--primary);
  background: var(--surface-subtle);
  box-shadow: var(--shadow-sm);
}
.task-calendar-day.is-selected {
  border-color: var(--primary);
  background: var(--primary-subtle);
}
.task-calendar-day.is-outside {
  opacity: 0.45;
}
.task-calendar-day.is-today {
  border-color: var(--primary);
  background: var(--surface-subtle);
}
.task-calendar-day.is-today .task-calendar-day-head strong {
  color: var(--primary);
}
.task-calendar-day-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.task-calendar-day-head strong {
  font-size: 15px;
  color: var(--text);
}
.task-calendar-intensity {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 34px;
  padding: 3px 6px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 700;
}
.task-calendar-intensity.l1 { background: #edf3ff; color: #3a63a9; }
.task-calendar-intensity.l2 { background: #dce9ff; color: #2853a2; }
.task-calendar-intensity.l3 { background: #bfd6ff; color: #1f4b9c; }
.task-calendar-intensity.l4 { background: #9fc0ff; color: #183d7d; }
.task-calendar-notes {
  display: grid;
  gap: 4px;
  align-content: start;
  overflow: hidden;
}
.task-calendar-note,
.task-focus-item {
  width: 100%;
  border: 0;
  cursor: pointer;
  text-align: left;
}
.task-calendar-note {
  border-radius: 10px;
  padding: 6px 8px;
  font-size: 11px;
  line-height: 1.35;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.task-calendar-note.normal { background: rgba(26, 115, 232, 0.1); color: var(--primary); }
.task-calendar-note.alert { background: rgba(197, 34, 31, 0.1); color: var(--danger); }
.task-calendar-note.done { background: var(--success-subtle); color: var(--success); }
.task-calendar-note.muted { background: var(--surface-subtle); color: var(--text-subtle); }
.task-calendar-more {
  color: var(--text-subtle);
  font-size: 11px;
  padding: 0 4px;
}
.task-focus-list {
  margin-top: 4px;
}
.task-focus-item {
  padding: 14px;
  border-radius: 18px;
  border: 1.5px solid var(--border);
  background: var(--surface-subtle);
}
.task-focus-item:hover {
  border-color: var(--primary);
  background: var(--surface);
}
.task-focus-item-head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: flex-start;
}
.task-focus-item-head strong {
  font-size: 14px;
  line-height: 1.5;
}
.task-focus-item-meta {
  margin-top: 8px;
  color: var(--text-subtle);
  font-size: 12px;
}
.task-assignee-heatmap {
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
}
.task-assignee-cell {
  border-radius: 18px;
  padding: 16px 14px;
  min-height: 94px;
  display: grid;
  align-content: space-between;
}
.task-assignee-cell strong {
  font-size: 14px;
  line-height: 1.45;
}
.task-assignee-cell span {
  color: var(--text-subtle);
  font-size: 12px;
}
.task-assignee-cell.l1 { background: #edf3ff; }
.task-assignee-cell.l2 { background: #dce9ff; }
.task-assignee-cell.l3 { background: #bfd6ff; }
.task-assignee-cell.l4 { background: #9fc0ff; }

.collapsible-card, .detail-panel { padding: 0; overflow: hidden; }
.collapsible-summary {
  list-style: none;
  cursor: pointer;
  padding: 17px 24px;
  font-weight: 700;
  font-size: 14px;
  border-bottom: 1px solid transparent;
}
.collapsible-summary:hover { background: var(--surface-subtle); }
.collapsible-summary::-webkit-details-marker { display: none; }
.collapsible-summary::after {
  content: "開く";
  float: right;
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
}
details[open] > .collapsible-summary { border-bottom-color: var(--border); }
details[open] > .collapsible-summary::after { content: "閉じる"; }
.collapsible-body { padding: 24px; }

/* ─── Panels ─── */
.panel-header { margin-bottom: 20px; }
.panel-header h3 { margin: 0; font-size: 18px; letter-spacing: -0.01em; }

/* ─── Forms ─── */
.field-grid { display: grid; gap: 12px; margin-bottom: 16px; }
.field { display: grid; gap: 5px; }
.field span {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-subtle);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
input, textarea {
  width: 100%;
  border-radius: 10px;
  border: 1.5px solid var(--border);
  padding: 10px 13px;
  background: var(--surface-subtle);
  font-size: 13px;
  line-height: 1.5;
}
input:focus, textarea:focus {
  outline: none;
  border-color: var(--primary);
  background: var(--surface);
  box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.12);
}
textarea { resize: vertical; }

/* ─── Code blocks ─── */
#payload-editor, .code-block {
  border-radius: 14px;
  border: 1.5px solid var(--border-strong);
  background: var(--surface-subtle);
  color: var(--text);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 13px;
}
#payload-editor { padding: 14px; }
#payload-editor:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.12);
}
.code-block {
  margin: 0;
  padding: 16px;
  min-height: 520px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.6;
}
.compact { min-height: 180px; }

/* ─── Table ─── */
.table-wrap {
  overflow: auto;
  border: 1.5px solid var(--border);
  border-radius: 16px;
  background: var(--surface);
}
.data-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}
.data-table th,
.data-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}
.data-table th {
  position: sticky;
  top: 0;
  background: var(--surface-subtle);
  color: var(--text-subtle);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}
.data-row { cursor: pointer; }
.data-row:hover { background: var(--primary-subtle); }
.data-row.selected { background: var(--primary-subtle); }
.data-row[data-status="DONE"] { opacity: 0.6; }
.data-row[data-status="DONE"]:hover,
.data-row[data-status="DONE"].selected { opacity: 1; }
.data-row[data-status="CANCELED"] { opacity: 0.38; }
.data-row[data-status="CANCELED"]:hover,
.data-row[data-status="CANCELED"].selected { opacity: 0.75; }
.empty-cell { color: var(--text-subtle); font-style: italic; font-size: 13px; }

/* ─── Status & priority badges ─── */
.status-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.status-todo     { background: var(--surface-subtle); color: var(--text-subtle); }
.status-in-progress { background: var(--primary-subtle); color: var(--primary); }
.status-waiting  { background: var(--badge-waiting-bg); color: var(--badge-waiting-text); }
.status-done     { background: var(--success-subtle); color: var(--success); }
.status-canceled { background: var(--surface-subtle); color: var(--text-subtle); }
.status-active   { background: var(--success-subtle); color: var(--success); }
.status-inactive { background: var(--surface-subtle); color: var(--text-subtle); }
.status-prospect { background: var(--primary-subtle); color: var(--primary); }
.priority-low    { background: var(--surface-subtle); color: var(--text-subtle); }
.priority-medium { background: var(--primary-subtle); color: var(--primary); }
.priority-high   { background: var(--badge-high-bg); color: var(--badge-high-text); }
.priority-urgent { background: var(--badge-urgent-bg); color: var(--badge-urgent-text); }

/* ─── Detail ─── */
.detail-summary { margin-bottom: 12px; font-weight: 700; color: var(--text); font-size: 14px; }

/* ─── Modal ─── */
.app-modal {
  width: min(760px, calc(100vw - 32px));
  max-height: calc(100vh - 32px);
  padding: 0;
  border: 0;
  background: transparent;
}
.app-modal::backdrop {
  background: rgba(32, 33, 36, 0.28);
  backdrop-filter: blur(4px);
}
.app-modal-wide {
  width: min(1040px, calc(100vw - 32px));
}
.modal-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 28px;
  box-shadow: var(--shadow-md);
  overflow: hidden;
}
.modal-header {
  display: flex;
  gap: 16px;
  justify-content: space-between;
  align-items: flex-start;
  padding: 22px 24px 18px;
  border-bottom: 1px solid var(--border);
}
.modal-header h3 {
  margin: 0;
  font-size: 20px;
  letter-spacing: -0.02em;
}
.modal-header p {
  margin: 8px 0 0;
  color: var(--text-subtle);
  font-size: 13px;
  line-height: 1.6;
}
.modal-body {
  padding: 24px;
  overflow: auto;
  max-height: calc(100vh - 160px);
}
.modal-close-button {
  flex-shrink: 0;
}

/* ─── Actions ─── */
.action-row {
  display: flex;
  gap: 10px;
  margin-top: 16px;
  margin-bottom: 8px;
  flex-wrap: wrap;
  align-items: center;
}
.list-actions { margin-bottom: 0; }
.list-actions-sticky {
  position: sticky;
  top: 12px;
  z-index: 4;
  margin-top: 14px;
  margin-bottom: 14px;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: color-mix(in srgb, var(--surface) 90%, transparent);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-xs);
}
.error-text { color: var(--danger); margin: 0; font-size: 13px; font-weight: 600; }

/* ─── AI panel ─── */
.ai-panel { background: linear-gradient(180deg, #ffffff 0%, var(--surface-subtle) 100%); }
.ai-grid { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.sub-card {
  padding: 18px;
  border-radius: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  margin-top: 12px;
}
.sub-card h4 {
  margin: 0 0 10px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-subtle);
}

/* ─── Responsive ─── */
@media (max-width: 900px) {
  .admin-shell { grid-template-columns: 1fr; }
  .admin-sidebar { border-right: 0; border-bottom: 1px solid var(--border); }
  .app-clock {
    top: 12px;
    right: 12px;
    min-width: 220px;
    padding: 8px 12px;
  }
  .app-clock-user {
    gap: 6px;
  }
  .app-clock-value {
    font-size: 12px;
  }
  .app-runtime-badge {
    margin-bottom: 5px;
  }
  .task-metric-grid,
  .task-dashboard-grid {
    grid-template-columns: 1fr;
  }
  .task-calendar-header {
    flex-direction: column;
  }
  .task-calendar-actions,
  .task-calendar-nav {
    width: 100%;
  }
  .task-calendar-nav {
    grid-auto-flow: row;
  }
  .list-actions-sticky {
    top: 8px;
    padding: 10px;
  }
  .segmented-control {
    grid-auto-flow: row;
  }
  .task-calendar-grid {
    min-width: 0;
  }
  .app-modal,
  .app-modal-wide {
    width: calc(100vw - 16px);
    max-height: calc(100vh - 16px);
  }
  .modal-header,
  .modal-body {
    padding-left: 16px;
    padding-right: 16px;
  }
  .modal-header {
    flex-direction: column;
  }
  .modal-close-button {
    width: 100%;
  }
}

/* ════════════════════════════════
   THEMES
   ════════════════════════════════ */

/* ─── Dark ─── */
[data-theme="dark"] {
  --surface: #1e2030;
  --surface-subtle: #252840;
  --primary: #8ab4f8;
  --primary-subtle: rgba(138, 180, 248, 0.12);
  --primary-hover: #aecbfa;
  --text: #e3e8f0;
  --text-subtle: #9aa5c4;
  --border: #2e3354;
  --border-strong: #3d4575;
  --danger: #f28b82;
  --success: #81c995;
  --success-subtle: rgba(129, 201, 149, 0.15);
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.35);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.35);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.5), 0 1px 4px rgba(0, 0, 0, 0.25);
}
[data-theme="dark"] body {
  background:
    radial-gradient(circle at top, rgba(138, 180, 248, 0.07), transparent 28%),
    linear-gradient(180deg, #16192b 0%, #1a1d35 100%);
}
[data-theme="dark"] .admin-sidebar {
  background: rgba(18, 20, 38, 0.96);
}
[data-theme="dark"] .app-clock {
  background: rgba(30, 32, 48, 0.88);
}
[data-theme="dark"] .app-runtime-badge {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.08);
}
[data-theme="dark"] .app-runtime-badge-local {
  background: rgba(138, 180, 248, 0.14);
  border-color: rgba(138, 180, 248, 0.26);
  color: #aecbfa;
}
[data-theme="dark"] .app-runtime-badge-blue {
  background: rgba(66, 133, 244, 0.18);
  border-color: rgba(66, 133, 244, 0.3);
  color: #8ab4f8;
}
[data-theme="dark"] .app-runtime-badge-green {
  background: rgba(129, 201, 149, 0.18);
  border-color: rgba(129, 201, 149, 0.28);
  color: #81c995;
}
[data-theme="dark"] .data-table th { background: var(--surface-subtle); }
[data-theme="dark"] .task-calendar-intensity.l1 { background: rgba(138, 180, 248, 0.12); color: #8ab4f8; }
[data-theme="dark"] .task-calendar-intensity.l2 { background: rgba(138, 180, 248, 0.22); color: #aecbfa; }
[data-theme="dark"] .task-calendar-intensity.l3 { background: rgba(138, 180, 248, 0.34); color: #c5d8fd; }
[data-theme="dark"] .task-calendar-intensity.l4 { background: rgba(138, 180, 248, 0.48); color: #dce8fe; }
[data-theme="dark"] .task-assignee-cell.l1 { background: rgba(138, 180, 248, 0.08); }
[data-theme="dark"] .task-assignee-cell.l2 { background: rgba(138, 180, 248, 0.15); }
[data-theme="dark"] .task-assignee-cell.l3 { background: rgba(138, 180, 248, 0.25); }
[data-theme="dark"] .task-assignee-cell.l4 { background: rgba(138, 180, 248, 0.38); }
[data-theme="dark"] {
  --badge-waiting-bg: rgba(253, 214, 99, 0.12);
  --badge-waiting-text: #fdd663;
  --badge-high-bg: rgba(255, 160, 60, 0.12);
  --badge-high-text: #ffa03c;
  --badge-urgent-bg: rgba(242, 139, 130, 0.15);
  --badge-urgent-text: #f28b82;
}
[data-theme="dark"] input,
[data-theme="dark"] textarea { color: var(--text); }

/* ════════════════════════════════
   THEME TOGGLE
   ════════════════════════════════ */
.theme-toggle {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 200;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--surface);
  border: 1.5px solid var(--border-strong);
  box-shadow: var(--shadow-md);
  cursor: pointer;
  font-size: 19px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}
.theme-toggle:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-md);
}