:root {
  --bg: #f4efe7;
  --paper: rgba(255, 252, 246, 0.94);
  --ink: #17303a;
  --muted: #5d6e75;
  --brand: #114b5f;
  --accent: #2a9d8f;
  --danger: #9b2226;
  --line: rgba(17, 75, 95, 0.14);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Noto Sans TC", "PingFang TC", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(42, 157, 143, 0.18), transparent 30%),
    radial-gradient(circle at bottom right, rgba(17, 75, 95, 0.14), transparent 28%),
    var(--bg);
  color: var(--ink);
}

.shell {
  width: min(1100px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 64px;
}

.hero {
  margin-bottom: 20px;
}

.eyebrow {
  margin: 0 0 8px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent);
  font-size: 0.75rem;
}

.muted,
.helper-text {
  color: var(--muted);
}

.stack {
  display: grid;
  gap: 18px;
}

.grid {
  display: grid;
  gap: 18px;
}

.two-col {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 20px;
  box-shadow: 0 22px 54px rgba(23, 48, 58, 0.08);
}

.card-head {
  margin-bottom: 16px;
}

.card-head h2,
.card-head h3,
.card-head p {
  margin: 0;
}

.card-head p {
  margin-top: 6px;
  color: var(--muted);
}

.mono-pill {
  color: var(--brand);
  font-family: "SFMono-Regular", "Menlo", "Monaco", monospace;
  letter-spacing: 0.08em;
}

.form-stack,
.list-stack,
.compact-grid {
  display: grid;
  gap: 12px;
}

.subtle-form {
  margin-top: 14px;
}

.compact-status-panel {
  padding: 16px 18px;
}

.compact-status-panel .card-head {
  margin-bottom: 10px;
}

.compact-status-panel .status-card {
  min-height: 0;
  padding: 14px 16px;
}

.compact-status-panel .action-row {
  margin-top: 10px;
}

.compact-status-panel .helper-text,
.compact-status-panel #pending-commands {
  margin-top: 10px;
}

.parent-settings-details {
  align-self: start;
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 16px 18px;
  background: var(--paper);
  box-shadow: 0 22px 54px rgba(23, 48, 58, 0.08);
}

.parent-settings-details summary {
  display: grid;
  gap: 4px;
  cursor: pointer;
  list-style: none;
  color: var(--brand);
  font-weight: 700;
}

.parent-settings-details summary::-webkit-details-marker {
  display: none;
}

.parent-settings-summary-note {
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 500;
}

.parent-settings-body {
  display: grid;
  gap: 14px;
  margin-top: 14px;
}

.compact-directory-details .list-stack {
  margin-top: 12px;
}

.parent-access-code-card {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  color: var(--muted);
}

label {
  display: grid;
  gap: 6px;
}

input,
select,
button {
  font: inherit;
}

input,
select {
  width: 100%;
  border: 1px solid rgba(17, 75, 95, 0.18);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.88);
  padding: 12px 14px;
}

button {
  border: none;
  border-radius: 999px;
  padding: 12px 16px;
  cursor: pointer;
}

.primary-button {
  background: var(--brand);
  color: #fff;
}

.secondary-button {
  background: rgba(17, 75, 95, 0.1);
  color: var(--brand);
}

.ghost-button {
  background: rgba(23, 48, 58, 0.08);
  color: var(--ink);
}

.action-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.teacher-entry-footnote {
  display: flex;
  justify-content: center;
  padding: 2px 0 10px;
}

.parent-logout-row {
  justify-content: center;
  padding-top: 2px;
}

.teacher-entry-link {
  border: none;
  background: transparent;
  padding: 0;
  color: rgba(93, 110, 117, 0.9);
  font-size: 0.88rem;
  line-height: 1.4;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.teacher-entry-link:hover {
  color: rgba(23, 48, 58, 0.88);
}

.gate-helper {
  margin-top: 14px;
}

.session-strip,
.session-banner,
.status-card,
.history-card {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.7);
}

.status-card.empty-state {
  color: var(--muted);
}

.status-card.status-spotlight {
  border-color: rgba(42, 157, 143, 0.45);
  box-shadow:
    0 0 0 3px rgba(42, 157, 143, 0.14),
    0 18px 38px rgba(42, 157, 143, 0.14);
}

.history-card header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.stats-strip {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.stat-card {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 16px;
  display: grid;
  gap: 6px;
}

.stat-card span {
  color: var(--muted);
  font-size: 0.92rem;
}

.stat-card strong {
  font-size: 1.9rem;
  color: var(--brand);
}

.pickup-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.78);
  display: grid;
  gap: 10px;
}

.pickup-card-header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.pickup-card strong {
  font-size: 1.1rem;
}

.pickup-card .action-row {
  margin-top: 4px;
}

.history-meta {
  display: grid;
  gap: 4px;
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.92rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.82rem;
}

.badge.arrived {
  background: rgba(42, 157, 143, 0.16);
  color: var(--accent);
}

.badge.nearby {
  background: rgba(42, 157, 143, 0.12);
  color: var(--brand);
}

.badge.on_the_way {
  background: rgba(17, 75, 95, 0.12);
  color: var(--brand);
}

.badge.completed {
  background: rgba(23, 48, 58, 0.08);
  color: var(--ink);
}

.teacher-stats-row .stat-card {
  padding: 14px 16px;
}

.teacher-stats-row .stat-card span {
  display: block;
  font-size: 0.86rem;
  line-height: 1.25;
}

.teacher-stats-row .stat-card strong {
  display: block;
  margin-top: 8px;
  font-size: 1.85rem;
  line-height: 1;
}

.teacher-bottom-strip {
  margin-top: 2px;
}

.teacher-pickup-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  touch-action: pan-y;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    background 180ms ease;
}

.teacher-pickup-card.swipe-ready {
  background:
    linear-gradient(180deg, rgba(229, 245, 238, 0.76), rgba(217, 239, 229, 0.42)),
    radial-gradient(circle at 18% 16%, rgba(255, 255, 255, 0.86), transparent 40%);
  box-shadow:
    0 16px 32px rgba(45, 123, 97, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.82);
}

.pickup-student-line {
  display: block;
  min-width: 0;
  font-size: 0.96rem;
  line-height: 1.25;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pickup-student-main {
  display: grid;
  min-width: 0;
  gap: 2px;
}

.pickup-student-subline {
  display: block;
  min-width: 0;
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.teacher-status-badge {
  min-width: 0;
  padding: 6px 10px;
  font-size: 0.78rem;
  white-space: nowrap;
}

.pickup-inline-meta {
  color: var(--muted);
  font-size: 0.82rem;
  white-space: nowrap;
}

.pickup-inline-eta {
  font-weight: 700;
}

.teacher-voice-button {
  width: auto;
  min-height: 0;
  padding: 8px 12px;
  border-radius: 14px;
  font-size: 0.95rem;
  line-height: 1;
  white-space: nowrap;
}

.inline-check {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-wrap: nowrap;
  justify-content: flex-start;
  white-space: nowrap;
  justify-self: start;
  width: fit-content;
  max-width: 100%;
}

.inline-check span {
  flex: 0 0 auto;
}

.pickup-student-field {
  display: grid;
  gap: 10px;
}

.pickup-student-field-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  font-weight: 600;
}

.pickup-student-selector {
  display: grid;
  gap: 8px;
}

.pickup-student-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.64);
}

.pickup-student-option input {
  width: auto;
  margin: 0;
}

.compact-button {
  padding: 8px 14px;
  font-size: 0.88rem;
}

.family-pickup-list {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.hidden {
  display: none !important;
}

.toast {
  position: sticky;
  top: 16px;
  z-index: 10;
  margin-bottom: 16px;
  padding: 12px 16px;
  border-radius: 14px;
  background: rgba(17, 75, 95, 0.9);
  color: #fff;
}

@media (max-width: 800px) {
  .two-col {
    grid-template-columns: 1fr;
  }

  .stats-strip {
    grid-template-columns: 1fr;
  }

  #teacher-stats.teacher-stats-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
  }

  .teacher-stats-row .stat-card {
    padding: 12px 10px;
    border-radius: 18px;
  }

  .teacher-stats-row .stat-card span {
    font-size: 0.72rem;
  }

  .teacher-stats-row .stat-card strong {
    margin-top: 6px;
    font-size: 1.5rem;
  }

  .teacher-pickup-card {
    gap: 6px;
    padding: 9px 10px;
    grid-template-columns: auto minmax(0, 1fr) auto auto;
  }

  .teacher-voice-button {
    width: auto;
    padding: 7px 10px;
    font-size: 0.9rem;
  }

  .teacher-status-badge {
    padding: 5px 8px;
    font-size: 0.74rem;
  }

  .pickup-student-line {
    font-size: 0.9rem;
  }

  .pickup-student-subline {
    font-size: 0.72rem;
  }

  .pickup-inline-meta {
    font-size: 0.78rem;
  }

  .shell {
    width: min(100% - 20px, 1100px);
    padding-top: 20px;
  }
}