/* CHECKIN admin console — dense operations UI without extra frontend dependencies. */
:root {
  --admin-bg: #eef2f7;
  --admin-panel: rgba(255, 255, 255, 0.92);
  --admin-panel-solid: #ffffff;
  --admin-ink: #162033;
  --admin-muted: #657084;
  --admin-line: #dde5f0;
  --admin-accent: #195bff;
  --admin-accent-strong: #123fba;
  --admin-cyan: #0fb5c8;
  --admin-danger: #be123c;
  --admin-success: #047857;
  --admin-warning: #b45309;
  --admin-sidebar: #101725;
  --admin-radius: 18px;
  --admin-shadow: 0 24px 70px rgba(20, 31, 53, 0.13);
}

* { box-sizing: border-box; }

body.admin-shell {
  margin: 0;
  min-height: 100vh;
  display: flex;
  color: var(--admin-ink);
  background:
    radial-gradient(circle at 85% 8%, rgba(15, 181, 200, 0.18), transparent 24rem),
    radial-gradient(circle at 18% 24%, rgba(25, 91, 255, 0.13), transparent 26rem),
    linear-gradient(135deg, #f8fbff 0%, var(--admin-bg) 100%);
  font-family: "Avenir Next", "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -80px;
  z-index: 10;
  padding: 10px 14px;
  border-radius: 999px;
  color: #fff;
  background: var(--admin-accent);
  text-decoration: none;
}

.skip-link:focus { top: 14px; }

.admin-sidebar {
  position: sticky;
  top: 0;
  width: 292px;
  min-height: 100vh;
  padding: 24px 18px;
  color: #fff;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.08), transparent 22%),
    linear-gradient(165deg, #101725 0%, #172554 58%, #0f172a 100%);
  box-shadow: 16px 0 50px rgba(15, 23, 42, 0.2);
}

.admin-brand {
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 4px 8px 24px;
  color: #fff;
  text-decoration: none;
}

.admin-brand__mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 15px;
  background: linear-gradient(135deg, var(--admin-accent) 0%, var(--admin-cyan) 100%);
  box-shadow: 0 15px 28px rgba(15, 181, 200, 0.24);
  font-weight: 900;
  letter-spacing: 0.03em;
}

.admin-brand strong,
.admin-brand small { display: block; }

.admin-brand small {
  margin-top: 2px;
  color: #b8c5dc;
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.admin-nav { display: grid; gap: 5px; }

.admin-nav__section {
  margin: 16px 10px 4px;
  color: #8ea0c4;
  font-size: 0.71rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.admin-nav a {
  display: flex;
  align-items: center;
  gap: 11px;
  min-height: 42px;
  padding: 10px 12px;
  border-radius: 13px;
  color: #d9e2f3;
  text-decoration: none;
  font-weight: 760;
}

.admin-nav a:hover,
.admin-nav a:focus,
.admin-nav a.is-active {
  color: #fff;
  background: rgba(255, 255, 255, 0.10);
  outline: none;
}

.admin-nav a.is-active {
  box-shadow: inset 3px 0 0 var(--admin-cyan);
}

.admin-frame {
  flex: 1;
  min-width: 0;
}

.admin-topbar {
  position: sticky;
  top: 0;
  z-index: 3;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  min-height: 72px;
  padding: 0 34px;
  border-bottom: 1px solid rgba(221, 229, 240, 0.9);
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(18px);
}

.admin-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  color: var(--admin-muted);
  font-size: 0.93rem;
}

.admin-breadcrumb a {
  color: var(--admin-accent-strong);
  font-weight: 850;
  text-decoration: none;
}

.admin-topbar__meta {
  color: var(--admin-muted);
  font-size: 0.85rem;
  font-weight: 700;
}

.admin-content {
  width: min(1220px, calc(100% - 48px));
  margin: 28px auto 60px;
  padding: 28px;
  border: 1px solid rgba(221, 229, 240, 0.95);
  border-radius: var(--admin-radius);
  background: var(--admin-panel);
  box-shadow: var(--admin-shadow);
}

.page-head {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-start;
  margin-bottom: 22px;
}

.page-actions,
.row-actions,
.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.row-actions form { margin: 0; }

.eyebrow {
  margin: 0 0 7px;
  color: var(--admin-accent-strong);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1, h2, h3 { letter-spacing: -0.03em; }

h1 {
  margin: 0;
  font-size: clamp(1.8rem, 3vw, 2.75rem);
  line-height: 1.04;
}

h2 {
  margin: 0 0 14px;
  font-size: 1.18rem;
}

p { color: var(--admin-muted); line-height: 1.65; }

a { color: var(--admin-accent-strong); }

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 16px;
}

.admin-card,
.panel,
form.admin-form {
  border: 1px solid var(--admin-line);
  border-radius: 16px;
  background: var(--admin-panel-solid);
  box-shadow: 0 12px 32px rgba(20, 31, 53, 0.06);
}

.admin-card {
  display: block;
  padding: 18px;
  color: inherit;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

.admin-card:hover,
.admin-card:focus {
  transform: translateY(-2px);
  border-color: rgba(25, 91, 255, 0.35);
  box-shadow: 0 18px 42px rgba(25, 91, 255, 0.11);
  outline: none;
}

.admin-card strong { display: block; margin-bottom: 6px; font-size: 1.04rem; }
.admin-card span { color: var(--admin-muted); font-size: 0.92rem; }

.panel { padding: 18px; margin-bottom: 18px; }

.admin-form {
  display: grid;
  gap: 14px;
  padding: 18px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 13px;
  align-items: end;
}

label {
  display: grid;
  gap: 6px;
  color: #344054;
  font-size: 0.88rem;
  font-weight: 780;
}

input,
select,
textarea {
  width: 100%;
  min-height: 40px;
  padding: 9px 11px;
  border: 1px solid #cbd5e1;
  border-radius: 11px;
  color: var(--admin-ink);
  background: #fff;
  font: inherit;
}

textarea { min-height: 96px; resize: vertical; }

input:focus,
select:focus,
textarea:focus {
  border-color: var(--admin-accent);
  outline: 3px solid rgba(25, 91, 255, 0.14);
}

.button,
button,
input[type="submit"] {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  padding: 10px 15px;
  border: 0;
  border-radius: 11px;
  color: #fff;
  background: linear-gradient(135deg, var(--admin-accent) 0%, var(--admin-cyan) 100%);
  box-shadow: 0 10px 24px rgba(25, 91, 255, 0.18);
  font-weight: 850;
  text-decoration: none;
  cursor: pointer;
}

.button.secondary {
  color: var(--admin-accent-strong);
  background: #eef4ff;
  box-shadow: none;
}

.button.danger,
button.danger { background: linear-gradient(135deg, var(--admin-danger), #f43f5e); }

.alert {
  padding: 12px 14px;
  margin-bottom: 16px;
  border-radius: 13px;
  font-weight: 750;
}

.alert.success { color: #065f46; background: #dff8ee; }
.alert.error { color: #9f1239; background: #ffe4ec; }

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--admin-line);
  border-radius: 15px;
  background: #fff;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}

th,
td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--admin-line);
  text-align: left;
  vertical-align: middle;
}

th {
  position: sticky;
  top: 0;
  z-index: 1;
  color: #364152;
  background: #f3f6fb;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

tbody tr:hover { background: #f8fbff; }
tbody tr:last-child td { border-bottom: 0; }

code,
.mono { font-family: "SFMono-Regular", Consolas, monospace; }

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 3px 9px;
  border-radius: 999px;
  color: #344054;
  background: #eef2f7;
  font-size: 0.78rem;
  font-weight: 850;
}

.badge.good { color: var(--admin-success); background: #dcfce7; }
.badge.warn { color: var(--admin-warning); background: #fef3c7; }
.badge.bad { color: var(--admin-danger); background: #ffe4ec; }

.empty-state {
  padding: 24px;
  color: var(--admin-muted);
  text-align: center;
}

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  color: var(--admin-ink);
  background:
    radial-gradient(circle at 70% 20%, rgba(15, 181, 200, .22), transparent 24rem),
    linear-gradient(135deg, #0f172a, #172554 56%, #eef2ff 56%);
  font-family: "Avenir Next", "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
}

.login-card {
  width: min(420px, 100%);
  padding: 30px;
  border-radius: 22px;
  background: rgba(255,255,255,.94);
  box-shadow: 0 28px 80px rgba(15,23,42,.28);
}

.login-card h1 { margin-bottom: 10px; }
.login-card form { display: grid; gap: 14px; }

.calendar-command-grid,
.calendar-two-column {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(320px, 0.85fr);
  gap: 18px;
  align-items: start;
  margin-bottom: 18px;
}

.calendar-command-card {
  min-height: 100%;
}

.admin-form.compact {
  padding: 0;
  border: 0;
  box-shadow: none;
}

.calendar-panel-head,
.calendar-import-summary {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-start;
}

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

.import-run-card {
  display: grid;
  gap: 5px;
  padding: 13px;
  border: 1px solid var(--admin-line);
  border-radius: 14px;
  color: inherit;
  background: linear-gradient(135deg, #fff, #f8fbff);
  text-decoration: none;
}

.import-run-card:hover,
.import-run-card:focus {
  border-color: rgba(25, 91, 255, 0.35);
  outline: none;
}

.definition-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 10px;
  margin: 0;
}

.definition-grid div {
  padding: 12px;
  border: 1px solid var(--admin-line);
  border-radius: 13px;
  background: #f8fbff;
}

.definition-grid dt {
  color: var(--admin-muted);
  font-size: 0.78rem;
  font-weight: 850;
  text-transform: uppercase;
}

.definition-grid dd {
  margin: 4px 0 0;
  overflow-wrap: anywhere;
  font-weight: 760;
}

.diff-skipped {
  background: #fffbeb;
}

.table-wrap code {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

@media (max-width: 900px) {
  body.admin-shell { display: block; }
  .admin-sidebar { position: relative; width: 100%; min-height: auto; }
  .admin-nav { grid-template-columns: repeat(auto-fit, minmax(145px, 1fr)); }
  .admin-topbar { padding: 0 18px; }
  .admin-content { width: calc(100% - 24px); margin-top: 14px; padding: 18px; }
  .page-head,
  .calendar-panel-head,
  .calendar-import-summary { display: block; }
  .calendar-command-grid,
  .calendar-two-column { grid-template-columns: 1fr; }
}