/* quota-monitor — HK IMMD Appointment Quota Dashboard */
/* Brand-neutral, accessible, light/dark compatible */

/* ── Top Banner ───────────────────────────────────────── */
.top-banner {
  background: #dcfce7;
  color: #166534;
  padding: 10px 20px;
  text-align: center;
  font-size: 0.9rem;
  line-height: 1.7;
  position: relative;
  border-bottom: 2px solid #22c55e;
}
.top-banner a { color: #15803d; font-weight: 600; }
.top-banner .banner-close {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  font-size: 1.4rem;
  cursor: pointer;
  color: #166534;
  opacity: 0.6;
  padding: 4px 8px;
  line-height: 1;
}
.top-banner .banner-close:hover { opacity: 1; }
.top-banner.hidden { display: none; }

@media (prefers-color-scheme: dark) {
  .top-banner { background: #052e16; color: #bbf7d0; border-bottom-color: #22c55e; }
  .top-banner a { color: #86efac; }
  .top-banner .banner-close { color: #bbf7d0; }
}

:root {
  --bg: #ffffff;
  --bg-secondary: #f8f9fa;
  --text: #1a1a2e;
  --text-secondary: #6b7280;
  --border: #e5e7eb;
  --green: #16a34a;
  --green-bg: #dcfce7;
  --yellow: #ca8a04;
  --yellow-bg: #fef9c3;
  --red: #dc2626;
  --red-bg: #fee2e2;
  --gray: #9ca3af;
  --gray-bg: #f3f4f6;
  --accent: #2563eb;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(0,0,0,0.08);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans TC", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f172a;
    --bg-secondary: #1e293b;
    --text: #f1f5f9;
    --text-secondary: #94a3b8;
    --border: #334155;
    --green: #4ade80;
    --green-bg: #052e16;
    --yellow: #facc15;
    --yellow-bg: #422006;
    --red: #f87171;
    --red-bg: #450a0a;
    --gray: #64748b;
    --gray-bg: #1e293b;
    --accent: #60a5fa;
  }
}

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

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 16px;
}

/* ── Header ── */
header {
  text-align: center;
  padding: 24px 0 16px;
}
header h1 {
  font-size: clamp(1.25rem, 4vw, 1.75rem);
  font-weight: 700;
  color: var(--text);
}
.subtitle {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-top: 4px;
}
.meta {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 24px;
  margin-top: 12px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  flex-wrap: wrap;
}

/* ── Legend ── */
.legend {
  display: flex;
  align-items: center;
  gap: 4px;
}
.legend .dot {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 3px;
  margin: 0 2px 0 10px;
}
.legend .dot:first-child { margin-left: 0; }
.legend .dot.green  { background: var(--green); }
.legend .dot.yellow { background: var(--yellow); }
.legend .dot.red    { background: var(--red); }
.legend .dot.gray   { background: var(--gray); }

/* ── Header Links ── */
.header-links {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 12px;
  flex-wrap: wrap;
}
.btn-link {
  display: inline-block;
  padding: 8px 18px;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 500;
  text-decoration: none;
  transition: background 0.15s;
}
.btn-link:hover {
  background: var(--accent);
  color: #fff;
}

/* ── Feishu CTA ── */
.feishu-cta {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 20px;
  margin-top: 8px;
}
.feishu-cta-inner {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.feishu-cta-icon {
  font-size: 1.8rem;
}
.feishu-cta-text {
  flex: 1;
  min-width: 180px;
  line-height: 1.4;
}
.feishu-cta-text strong {
  display: block;
  font-size: 0.92rem;
  color: var(--text);
}
.feishu-cta-text span {
  font-size: 0.8rem;
  color: var(--text-secondary);
}
.btn-feishu {
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
}
.btn-feishu:hover { opacity: 0.9; }
.btn-feishu-outline {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
}
.btn-feishu-outline:hover { background: var(--accent); color: #fff; }

/* ── Shared Button ── */
.btn {
  padding: 6px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--text);
  cursor: pointer;
  font-size: 0.85rem;
  font-family: var(--font);
  transition: background 0.15s;
}
.btn:hover:not(:disabled) { background: var(--bg-secondary); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ── Toolbar ── */
.toolbar {
  display: flex;
  align-items: center;
  padding: 8px 0 0;
}
.date-range {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

/* ── Table ── */
.table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  background: var(--bg);
  /* Smooth scrollbar for Webkit */
  scroll-behavior: smooth;
}
.table-wrapper::-webkit-scrollbar { height: 8px; }
.table-wrapper::-webkit-scrollbar-track { background: var(--bg-secondary); border-radius: 4px; }
.table-wrapper::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
.table-wrapper::-webkit-scrollbar-thumb:hover { background: var(--text-secondary); }
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  white-space: nowrap;
}
thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--bg-secondary);
  padding: 10px 8px;
  text-align: center;
  font-weight: 600;
  border-bottom: 2px solid var(--border);
}
thead th:first-child {
  position: sticky;
  left: 0;
  z-index: 3;
  text-align: left;
  min-width: 130px;
  padding-left: 12px;
}
tbody td {
  padding: 6px 8px;
  text-align: center;
  border-bottom: 1px solid var(--border);
}
tbody td:first-child {
  position: sticky;
  left: 0;
  z-index: 1;
  background: var(--bg);
  text-align: left;
  padding-left: 12px;
  font-weight: 500;
}
tbody tr:last-child td {
  border-bottom: none;
}
tbody tr:hover td {
  background: var(--bg-secondary);
}
tbody tr:hover td:first-child {
  background: var(--bg-secondary);
}

/* ── Status Cells ── */
td.q-g { background: var(--green-bg); color: var(--green); font-weight: 600; }
td.q-y { background: var(--yellow-bg); color: var(--yellow); font-weight: 600; }
td.q-r { background: var(--red-bg); color: var(--red); }
td.q-no { background: var(--gray-bg); color: var(--gray); }

/* highlight row hover overrides */
tbody tr:hover td.q-g { background: color-mix(in srgb, var(--green-bg) 85%, var(--text)); }
tbody tr:hover td.q-y { background: color-mix(in srgb, var(--yellow-bg) 85%, var(--text)); }
tbody tr:hover td.q-r { background: color-mix(in srgb, var(--red-bg) 85%, var(--text)); }
tbody tr:hover td.q-no { background: color-mix(in srgb, var(--gray-bg) 85%, var(--text)); }

/* ── Weekday/Sunday styling ── */
th.sun { color: var(--red); }

/* ── Highlight today ── */
th.today {
  background: var(--accent) !important;
  color: #fff !important;
  border-radius: 4px;
}

/* ── Loading & Error ── */
.loading, .error {
  text-align: center;
  padding: 48px 16px;
  font-size: 1rem;
  color: var(--text-secondary);
}
.error {
  color: var(--red);
}
.hidden { display: none; }

/* ── Promo (JobHub) ── */
.promo-box {
  margin-top: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-secondary);
  overflow: hidden;
}
.promo-link {
  display: block;
  text-decoration: none;
  color: inherit;
  padding: 14px 18px;
  transition: background 0.15s;
}
.promo-link:hover {
  background: var(--bg);
}
.promo-content {
  display: flex;
  align-items: baseline;
  gap: 6px;
  flex-wrap: wrap;
  font-size: 0.85rem;
}
.promo-label {
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
}
.promo-desc {
  color: var(--text-secondary);
}
.promo-link:hover .promo-desc {
  color: var(--text);
}

/* ── Footer ── */
.footer-notice {
  margin-top: 6px;
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-style: italic;
}
.tutorial-box {
  margin-top: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-secondary);
  overflow: hidden;
}
.tutorial-title {
  padding: 14px 18px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  color: var(--text);
  list-style: none;
  display: flex;
  align-items: center;
  gap: 6px;
  user-select: none;
}
.tutorial-title::-webkit-details-marker { display: none; }
.tutorial-title::before { content: "📖 "; }
.tutorial-content {
  padding: 0 18px 16px;
  font-size: 0.85rem;
  line-height: 1.8;
  color: var(--text);
}
.tutorial-content ol {
  padding-left: 22px;
  margin: 0;
}
.tutorial-content ol li {
  margin-bottom: 6px;
}
.tutorial-content a {
  color: var(--accent);
  text-decoration: none;
}
.tutorial-content a:hover {
  text-decoration: underline;
}
.tutorial-source {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--text-secondary);
}
.tutorial-source a {
  color: var(--accent);
}

/* ── Footer ── */
footer {
  text-align: center;
  padding: 24px 0;
  font-size: 0.8rem;
  color: var(--text-secondary);
}
footer a {
  color: var(--accent);
  text-decoration: none;
}
footer a:hover {
  text-decoration: underline;
}
.footer-qr {
  display: inline-block;
  vertical-align: middle;
  width: 80px;
  height: 80px;
  border-radius: 6px;
  cursor: pointer;
  transition: transform 0.2s;
  margin: 0 4px;
}
.footer-qr:hover {
  transform: scale(2.5);
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
  border-radius: 6px;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .container { padding: 8px; }
  header { padding: 16px 0 12px; }
  thead th { padding: 8px 4px; font-size: 0.75rem; }
  tbody td { padding: 4px; font-size: 0.75rem; }
  thead th:first-child { min-width: 100px; }
}

/* ── Tab bar ── */
.tab-row { display: flex; border-bottom: 2px solid var(--border); margin-bottom: 16px; }
.tab-btn { padding: 8px 22px; cursor: pointer; border: none; background: none; color: var(--text2); font-size: 0.92rem; font-family: var(--font); font-weight: 500; }
.tab-btn.active { color: var(--accent); border-bottom: 2px solid var(--accent); margin-bottom: -2px; font-weight: 600; }
.tab-btn:hover { color: var(--text); }

/* ── Trend View: KPI cards ── */
.kpi-row { display: flex; gap: 12px; margin-bottom: 20px; flex-wrap: wrap; }
.kpi-card { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 20px; min-width: 190px; flex: 1; }
.kpi-label { font-size: 0.82rem; font-weight: 600; color: var(--text); margin-bottom: 10px; }
.kpi-big { font-size: 1.65rem; font-weight: 800; line-height: 1.15; color: var(--text); }
.top3 { list-style: none; }
.top3 li { display: flex; justify-content: space-between; padding: 4px 0; font-size: 0.92rem; }
.top3 .r { font-size: 0.75rem; margin-right: 6px; }
.top3 .h { font-weight: 600; }
.top3 .c { color: var(--text2); font-size: 0.82rem; }

/* ── Trend View: section header ── */
.sec-row { display: flex; justify-content: space-between; align-items: center; margin: 16px 0 10px; }
.sec-row h2 { font-size: 0.95rem; font-weight: 600; }
.pills { display: flex; gap: 6px; }
.pill { padding: 4px 14px; border: 1px solid var(--border); border-radius: 16px; cursor: pointer; font-size: 0.78rem; background: var(--bg); color: var(--text); font-family: var(--font); }
.pill.on { background: var(--accent); color: #fff; border-color: var(--accent); }
.pill:hover:not(.on) { background: var(--bg2); }

/* ── Trend View: heatmap ── */
.tm-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; border: 1px solid var(--border); border-radius: var(--radius); }
.tm-grid { border-collapse: collapse; font-size: 0.72rem; width: 100%; }
.tm-grid th, .tm-grid td { padding: 0; text-align: center; }
.tm-grid thead th { background: var(--bg2); font-weight: 600; padding: 6px 3px; color: var(--text); font-size: 0.68rem; position: sticky; top: 0; z-index: 2; }
.tm-grid thead th:first-child { position: sticky; left: 0; z-index: 3; background: var(--bg2); min-width: 64px; }
.tm-grid tbody td:first-child { background: var(--bg2); font-weight: 500; font-size: 0.66rem; white-space: nowrap; position: sticky; left: 0; z-index: 1; padding: 4px 10px; text-align: left; }
.tm-cell { display: inline-block; width: 30px; height: 30px; border-radius: 4px; font-size: 0.7rem; line-height: 30px; font-weight: 500; }
.tm-cell.v0 { color: var(--text2); }
.tm-cell.v1 { background: #e8f5e9; color: #2e7d32; }
.tm-cell.v2 { background: #c8e6c9; color: #1b5e20; }
.tm-cell.v3 { background: #a5d6a7; color: #1b5e20; font-weight: 600; }
.tm-cell.v4 { background: #66bb6a; color: #fff; font-weight: 700; }
.tm-cell.v5 { background: #2e7d32; color: #fff; font-weight: 700; }
@media (prefers-color-scheme: dark) {
  .tm-cell.v1 { background: #1b3a1e; color: #a5d6a7; }
  .tm-cell.v2 { background: #1b5e20; color: #c8e6c9; }
  .tm-cell.v3 { background: #2e7d32; color: #c8e6c9; }
  .tm-cell.v4 { background: #43a047; color: #fff; }
  .tm-cell.v5 { background: #66bb6a; color: #000; }
}
.leg { display: flex; align-items: center; gap: 4px; font-size: 0.7rem; color: var(--text2); margin-top: 8px; flex-wrap: wrap; }
.sw { width: 12px; height: 12px; border-radius: 2px; display: inline-block; }
.sw.v0 { background: var(--bg); border: 1px solid var(--border); }
.sw.v1 { background: #e8f5e9; }
.sw.v2 { background: #c8e6c9; }
.sw.v3 { background: #a5d6a7; }
.sw.v4 { background: #66bb6a; }
.sw.v5 { background: #2e7d32; }