:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #f8fafc;
  color: #111827;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  min-height: 100vh;
  background: #f8fafc;
}

button,
a {
  font: inherit;
}

.app-shell {
  width: min(100%, 960px);
  margin: 0 auto;
  padding: 24px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}

.eyebrow {
  margin: 0 0 4px;
  font-size: 13px;
  color: #64748b;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 0;
  font-size: 34px;
}

h2 {
  font-size: 20px;
}

.panel {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  padding: 18px;
  margin-bottom: 16px;
}

.panel-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.topbar-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.secondary-button {
  min-height: 36px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #ffffff;
  color: #111827;
  cursor: pointer;
  padding: 6px 10px;
}

.secondary-button[aria-pressed="true"] {
  border-color: #111827;
  background: #111827;
  color: #ffffff;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(15, 23, 42, 0.38);
}

.modal-card {
  width: min(100%, 420px);
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  background: #ffffff;
  padding: 18px;
  display: grid;
  gap: 12px;
}

.modal-card label {
  display: grid;
  gap: 6px;
  color: #475569;
  font-size: 13px;
}

.modal-card input {
  width: 100%;
  min-height: 46px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  padding: 8px 10px;
  font: inherit;
  color: #111827;
}

.modal-actions {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
}

.modal-actions button[type="submit"] {
  min-height: 42px;
  border: 0;
  border-radius: 8px;
  background: #111827;
  color: #ffffff;
  cursor: pointer;
}

.children-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}

.child-button {
  min-height: 112px;
  border: 2px solid var(--child-color);
  border-radius: 8px;
  background: #ffffff;
  text-align: left;
  padding: 16px;
  cursor: pointer;
}

.avatar {
  width: 40px;
  height: 40px;
  display: inline-grid;
  place-items: center;
  border-radius: 50%;
  background: var(--child-color);
  color: #ffffff;
  font-weight: 800;
  margin-bottom: 12px;
}

.queue-list {
  display: grid;
  gap: 10px;
}

.queue-item {
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  padding: 12px;
  display: grid;
  gap: 4px;
}

.queue-item[draggable="true"] {
  cursor: grab;
}

.queue-item--dragging {
  opacity: 0.58;
}

.queue-item--drop-before {
  box-shadow: inset 0 3px 0 #111827;
}

.queue-item--drop-after {
  box-shadow: inset 0 -3px 0 #111827;
}

.queue-item--queued {
  border-left: 4px solid #2563eb;
}

.queue-item--completed {
  background: #f8fafc;
}

.queue-item--archived {
  color: #64748b;
  background: #f1f5f9;
}

.queue-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 6px;
}

.queue-title-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.drag-handle {
  width: 28px;
  height: 28px;
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  color: #475569;
  background: #f8fafc;
  font-weight: 800;
}

.ops-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 8px 0;
}

.setup-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 8px;
  margin: 10px 0 12px;
}

.setup-item {
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  padding: 10px;
  display: grid;
  gap: 3px;
  background: #ffffff;
}

.setup-item strong {
  font-size: 13px;
}

.setup-item span {
  color: #64748b;
  font-size: 13px;
}

.setup-item--ok {
  border-left: 4px solid #16a34a;
}

.setup-item--warn {
  border-left: 4px solid #f59e0b;
}

.setup-item--manual {
  border-left: 4px solid #2563eb;
}

.queue-actions button {
  min-height: 34px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #ffffff;
  color: #111827;
  cursor: pointer;
  padding: 6px 9px;
}

.queue-actions button:disabled {
  color: #94a3b8;
  cursor: not-allowed;
}

.link-form {
  display: grid;
  gap: 12px;
}

.settings-list {
  display: grid;
  gap: 12px;
}

.history-list {
  display: grid;
  gap: 14px;
  color: #475569;
}

.active-session-list {
  display: grid;
  gap: 10px;
}

.active-session-item {
  border: 1px solid #bfdbfe;
  border-left: 4px solid #2563eb;
  border-radius: 8px;
  padding: 12px;
  display: grid;
  gap: 10px;
  background: #eff6ff;
}

.active-session-item--awaiting_parent_decision {
  border-color: #fed7aa;
  border-left-color: #f97316;
  background: #fff7ed;
}

.active-session-item--error_blocked {
  border-color: #fecaca;
  border-left-color: #dc2626;
  background: #fef2f2;
}

.history-clear-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 8px 0 12px;
}

.history-group {
  display: grid;
  gap: 8px;
}

.history-group h3 {
  margin: 0;
  font-size: 15px;
}

.history-item {
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  padding: 10px;
  display: grid;
  gap: 3px;
}

.history-item-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 6px;
}

.device-list {
  display: grid;
  gap: 8px;
  margin: 10px 0 16px;
  color: #475569;
}

.device-item {
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  padding: 10px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 10px;
}

.device-item p {
  margin: 2px 0 0;
  font-size: 13px;
  color: #64748b;
  overflow-wrap: anywhere;
}

.settings-card {
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  padding: 12px;
  display: grid;
  gap: 10px;
}

.settings-heading {
  display: flex;
  align-items: center;
  gap: 10px;
}

.settings-subheading {
  font-size: 13px;
  font-weight: 700;
  color: #334155;
}

.link-form label,
.settings-card label {
  display: grid;
  gap: 6px;
  font-size: 13px;
  color: #475569;
}

.link-form input,
.link-form select,
.settings-card input {
  width: 100%;
  min-height: 42px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  padding: 8px 10px;
  font: inherit;
  color: #111827;
}

.weekday-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(38px, 1fr));
  gap: 6px;
}

.source-type-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 6px;
}

.weekday-grid label,
.source-type-grid label,
.inline-field {
  align-items: center;
  grid-template-columns: auto 1fr;
}

.weekday-grid input,
.source-type-grid input,
.inline-field input {
  width: auto;
  min-height: auto;
}

.link-form button,
.settings-card button {
  min-height: 44px;
  border: 0;
  border-radius: 8px;
  background: #111827;
  color: #ffffff;
  cursor: pointer;
}

.form-result {
  min-height: 20px;
  margin: 12px 0 0;
  color: #475569;
}

.source {
  font-size: 13px;
  color: #64748b;
}

.source--error {
  color: #b91c1c;
}

.session-box {
  min-height: 88px;
  border: 1px dashed #cbd5e1;
  border-radius: 8px;
  padding: 14px;
}

.code-entry-card {
  display: grid;
  gap: 12px;
  border-left: 6px solid var(--child-color);
}

.code-entry-card label {
  display: grid;
  gap: 6px;
  color: #475569;
}

.code-entry-card input {
  width: 100%;
  min-height: 48px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  padding: 8px 10px;
  font: inherit;
  color: #111827;
}

.player-card {
  display: grid;
  gap: 12px;
}

.player-card--waiting,
.player-card--done {
  min-height: 180px;
  align-content: center;
  border-left: 6px solid var(--child-color);
}

.child-label {
  color: var(--child-color);
  font-weight: 800;
  margin-bottom: 0;
}

.player-surface {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #0f172a;
  border-radius: 8px;
  overflow: hidden;
  display: grid;
  place-items: center;
}

.player-frame {
  width: 100%;
  height: 100%;
  border: 0;
}

.external-media-link {
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 8px;
  padding: 12px 14px;
  text-decoration: none;
}

.player-actions {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 8px;
}

.player-actions button {
  min-height: 44px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #ffffff;
  cursor: pointer;
}

.print-link {
  color: #111827;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  padding: 10px 12px;
  text-decoration: none;
  background: #ffffff;
}

@media (max-width: 640px) {
  .app-shell {
    padding: 16px;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }
}