/* ── Reset / base ──────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --green-600: #16a34a;
  --green-500: #22c55e;
  --green-400: #4ade80;
  --green-100: #dcfce7;
  --green-50:  #f0fdf4;
  --gray-900:  #111827;
  --gray-800:  #1f2937;
  --gray-700:  #374151;
  --gray-600:  #4b5563;
  --gray-200:  #e5e7eb;
  --gray-100:  #f3f4f6;
  --gray-50:   #f9fafb;
  --white:     #ffffff;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,.10);
  --radius:    10px;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;
}

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--gray-100);
  color: var(--gray-900);
  min-height: 100vh;
  font-size: 14px;
  line-height: 1.5;
}

/* ── Header ────────────────────────────────────────────────────────────────── */
.site-header {
  background: var(--gray-900);
  color: var(--white);
  border-bottom: 3px solid var(--green-500);
}
.header-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.header-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}
.bee-icon {
  font-size: 2.2rem;
  line-height: 1;
}
.site-title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -.3px;
}
.site-subtitle {
  font-size: .8rem;
  color: var(--green-400);
  font-weight: 400;
  margin-top: 2px;
}
.header-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.cache-badge {
  font-size: .75rem;
  color: #9ca3af;
  font-family: var(--font-mono);
}
.btn-refresh {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--green-600);
  color: var(--white);
  border: none;
  border-radius: 6px;
  padding: 7px 14px;
  font-size: .82rem;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s;
}
.btn-refresh:hover { background: #15803d; }
.btn-refresh:active { transform: scale(.97); }
.btn-refresh svg { flex-shrink: 0; }
.auto-badge {
  font-size: .72rem;
  background: #1f2937;
  color: var(--green-400);
  border: 1px solid var(--green-600);
  border-radius: 20px;
  padding: 3px 10px;
  font-family: var(--font-mono);
}

/* ── Filter bar ─────────────────────────────────────────────────────────────── */
.filter-bar {
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
}
.filter-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 10px 24px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.filter-label {
  font-size: .8rem;
  font-weight: 600;
  color: var(--gray-600);
}
.date-input {
  border: 1px solid var(--gray-200);
  border-radius: 6px;
  padding: 5px 10px;
  font-size: .82rem;
  font-family: var(--font-mono);
  color: var(--gray-800);
  background: var(--gray-50);
  outline: none;
  transition: border .15s;
}
.date-input:focus { border-color: var(--green-500); }
.filter-sep { color: var(--gray-600); font-weight: 600; }
.btn-apply {
  background: var(--green-600);
  color: var(--white);
  border: none;
  border-radius: 6px;
  padding: 5px 14px;
  font-size: .82rem;
  font-weight: 600;
  cursor: pointer;
}
.btn-apply:hover { background: #15803d; }
.btn-clear {
  background: none;
  border: 1px solid var(--gray-200);
  border-radius: 6px;
  padding: 5px 12px;
  font-size: .82rem;
  color: var(--gray-600);
  cursor: pointer;
}
.btn-clear:hover { background: var(--gray-100); }
.granularity-group {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: 8px;
  padding-left: 16px;
  border-left: 1px solid var(--gray-200);
}

/* ── Main layout ────────────────────────────────────────────────────────────── */
.main-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 20px 24px 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.main-content[hidden] { display: none !important; }

/* ── Stats cards ─────────────────────────────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}
.stat-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 20px;
  text-align: center;
  border: 1px solid var(--gray-200);
  transition: box-shadow .2s;
}
.stat-card:hover { box-shadow: var(--shadow-md); }
.stat-card.highlight { border-color: var(--green-500); background: var(--green-50); }
.stat-icon { font-size: 1.6rem; margin-bottom: 6px; }
.stat-value {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1;
  margin-bottom: 6px;
}
.stat-card.highlight .stat-value { color: var(--green-600); }
.stat-label { font-size: .78rem; color: var(--gray-600); font-weight: 500; }

/* ── Card ────────────────────────────────────────────────────────────────────── */
.card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 20px 24px;
  border: 1px solid var(--gray-200);
}
.card-title {
  font-size: .95rem;
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.badge {
  background: var(--green-100);
  color: var(--green-600);
  border-radius: 20px;
  padding: 2px 10px;
  font-size: .72rem;
  font-weight: 700;
}

/* ── Station status ──────────────────────────────────────────────────────────── */
.station-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.station-pill {
  display: flex;
  align-items: center;
  gap: 7px;
  border-radius: 8px;
  padding: 10px 16px;
  font-size: .82rem;
  font-weight: 600;
  border: 1.5px solid var(--gray-200);
  background: var(--gray-50);
  min-width: 130px;
}
.station-pill.active {
  border-color: var(--green-500);
  background: var(--green-50);
  color: var(--green-600);
}
.station-pill.inactive {
  color: var(--gray-600);
}
.station-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  flex-shrink: 0;
}
.active .station-dot  { background: var(--green-500); box-shadow: 0 0 0 3px var(--green-100); }
.inactive .station-dot { background: var(--gray-400); }
.station-pill-label  { font-size: .85rem; }
.station-pill-sub    { font-size: .68rem; color: var(--gray-600); margin-top: 1px; font-family: var(--font-mono); }
.station-group-label {
  font-size: .7rem;
  font-weight: 700;
  color: var(--gray-600);
  text-transform: uppercase;
  letter-spacing: .05em;
  padding: 8px 0 2px;
  width: 100%;
}

/* ── Charts ──────────────────────────────────────────────────────────────────── */
.charts-row {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 20px;
}
@media (max-width: 900px) { .charts-row { grid-template-columns: 1fr; } }
.chart-wrap {
  position: relative;
  height: 280px;
}

/* ── Bottom row ─────────────────────────────────────────────────────────────── */
.bottom-row {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 20px;
}
@media (max-width: 1000px) { .bottom-row { grid-template-columns: 1fr; } }

/* ── Table ───────────────────────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .82rem;
}
.data-table th {
  text-align: left;
  padding: 8px 12px;
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--gray-600);
  border-bottom: 2px solid var(--gray-200);
  white-space: nowrap;
}
.data-table td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--gray-100);
  vertical-align: middle;
}
.data-table tr:hover td { background: var(--gray-50); }
.tag-chip {
  font-family: var(--font-mono);
  font-size: .78rem;
  background: var(--gray-100);
  border-radius: 4px;
  padding: 2px 7px;
  color: var(--gray-800);
}
.station-chip {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--green-100);
  color: var(--green-600);
  margin: 1px;
}
.station-chip.g2 { background: #dbeafe; color: #1d4ed8; }
.empty-row { text-align: center; color: var(--gray-600); padding: 32px 0; }

/* ── Recent detections feed ──────────────────────────────────────────────────── */
.feed-card { display: flex; flex-direction: column; }
.feed-live-dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--green-500);
  margin-left: 4px;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: .5; transform: scale(1.4); }
}
.feed-wrap {
  overflow-y: auto;
  max-height: 420px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.feed-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border-radius: 6px;
  font-size: .78rem;
  background: var(--gray-50);
  border: 1px solid var(--gray-100);
}
.feed-station {
  font-weight: 800;
  font-family: var(--font-mono);
  width: 26px;
  height: 26px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .8rem;
  background: var(--green-100);
  color: var(--green-600);
  flex-shrink: 0;
}
.feed-station.g2 { background: #dbeafe; color: #1d4ed8; }
.feed-tag  { font-family: var(--font-mono); color: var(--gray-700); font-size: .76rem; }
.feed-time { font-family: var(--font-mono); color: var(--gray-500); font-size: .7rem; white-space: nowrap; }
.feed-empty { color: var(--gray-600); text-align: center; padding: 32px 0; }

/* ── Footer ──────────────────────────────────────────────────────────────────── */
.site-footer {
  max-width: 1400px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  font-size: .75rem;
  color: var(--gray-600);
}

/* ── Spinner ─────────────────────────────────────────────────────────────────── */
.spin { animation: rotate .7s linear infinite; }
@keyframes rotate { to { transform: rotate(360deg); } }

/* ── Error state ─────────────────────────────────────────────────────────────── */
.error-banner {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
  border-radius: 6px;
  padding: 10px 14px;
  font-size: .82rem;
  margin-bottom: 12px;
}

/* ── Tab bar ─────────────────────────────────────────────────────────────────── */
.tab-bar {
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
}
.tab-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  gap: 0;
}
.tab-btn {
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  padding: 12px 20px;
  font-size: .88rem;
  font-weight: 600;
  color: var(--gray-600);
  cursor: pointer;
  transition: color .15s, border-color .15s;
  margin-bottom: -1px;
}
.tab-btn:hover { color: var(--gray-900); }
.tab-btn.active {
  color: var(--green-600);
  border-bottom-color: var(--green-500);
}

/* ── Export PDF button ───────────────────────────────────────────────────────── */
.btn-export {
  display: flex;
  align-items: center;
  gap: 6px;
  background: #374151;
  color: var(--white);
  border: none;
  border-radius: 6px;
  padding: 7px 14px;
  font-size: .82rem;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s;
}
.btn-export:hover { background: #4b5563; }
.btn-export svg { flex-shrink: 0; }

/* ── Setup tab ───────────────────────────────────────────────────────────────── */
.setup-desc {
  font-size: .85rem;
  color: var(--gray-600);
  margin-bottom: 24px;
  line-height: 1.6;
}
.setup-columns {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 16px;
  margin-bottom: 24px;
}
@media (max-width: 700px) { .setup-columns { grid-template-columns: 1fr; } }
.setup-col { display: flex; flex-direction: column; gap: 8px; }
.setup-col-label {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: .8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--gray-700);
}
.setup-col-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}
.g1-dot { background: var(--green-500); }
.g2-dot { background: #3b82f6; }
.setup-col-unassigned .setup-col-label { color: var(--gray-500); }
.setup-drop-zone {
  min-height: 120px;
  border: 2px dashed var(--gray-200);
  border-radius: 10px;
  padding: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-content: flex-start;
  transition: border-color .15s, background .15s;
  background: var(--gray-50);
}
.setup-drop-zone.drag-over {
  border-color: var(--green-500);
  background: var(--green-50);
}
.setup-drop-hint {
  color: var(--gray-400);
  font-size: .78rem;
  width: 100%;
  text-align: center;
  padding: 16px 0;
  pointer-events: none;
}
.setup-chip {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 8px;
  font-size: .84rem;
  font-weight: 700;
  font-family: var(--font-mono);
  cursor: grab;
  user-select: none;
  border: 1.5px solid transparent;
  transition: transform .1s, box-shadow .1s;
}
.setup-chip:active { cursor: grabbing; }
.setup-chip.chip-g1 {
  background: var(--green-100);
  color: var(--green-600);
  border-color: var(--green-200);
}
.setup-chip.chip-g2 {
  background: #dbeafe;
  color: #1d4ed8;
  border-color: #bfdbfe;
}
.setup-chip.chip-unassigned {
  background: var(--gray-100);
  color: var(--gray-600);
  border-color: var(--gray-200);
}
.setup-chip.dragging {
  opacity: .4;
  transform: scale(.96);
}
.setup-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding-top: 8px;
  border-top: 1px solid var(--gray-200);
}
.btn-save-groups {
  background: var(--green-600);
  color: var(--white);
  border: none;
  border-radius: 6px;
  padding: 8px 20px;
  font-size: .84rem;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s;
}
.btn-save-groups:hover { background: #15803d; }
.btn-save-groups:disabled { opacity: .6; cursor: not-allowed; }
.btn-reset-groups {
  background: none;
  border: 1px solid var(--gray-200);
  border-radius: 6px;
  padding: 8px 16px;
  font-size: .84rem;
  color: var(--gray-600);
  cursor: pointer;
}
.btn-reset-groups:hover { background: var(--gray-100); }
.setup-saved-msg {
  font-size: .82rem;
  color: var(--green-600);
  font-weight: 600;
  opacity: 0;
  transition: opacity .3s;
}
.setup-saved-msg.visible { opacity: 1; }

/* ── Project pages tab ───────────────────────────────────────────────────────── */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}
.project-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 20px;
  text-decoration: none;
  color: inherit;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .2s, border-color .2s, transform .15s;
  cursor: pointer;
}
a.project-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--green-400);
  transform: translateY(-2px);
}
.project-card-soon {
  opacity: .65;
  cursor: default;
}
.project-card-icon {
  font-size: 2rem;
  flex-shrink: 0;
  width: 48px;
  text-align: center;
}
.project-card-body { flex: 1; }
.project-card-title {
  font-size: .95rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 4px;
}
.project-card-desc {
  font-size: .8rem;
  color: var(--gray-600);
  line-height: 1.5;
}
.project-card-arrow {
  font-size: 1.2rem;
  color: var(--green-500);
  flex-shrink: 0;
}
.project-card-tag {
  font-size: .72rem;
  font-weight: 600;
  color: var(--gray-500);
  background: var(--gray-100);
  border-radius: 20px;
  padding: 3px 10px;
  flex-shrink: 0;
  white-space: nowrap;
}

/* ── Print area (screen: hidden) ─────────────────────────────────────────────── */
#print-area { display: none; }

/* ── Print styles ────────────────────────────────────────────────────────────── */
@media print {
  /* hide all screen UI */
  .site-header, .tab-bar, .filter-bar, #tab-dashboard,
  #tab-setup, .site-footer { display: none !important; }

  /* show print area */
  #print-area {
    display: block !important;
    font-family: 'Inter', system-ui, sans-serif;
    font-size: 11pt;
    color: #111;
    padding: 0;
  }

  .pr-header { margin-bottom: 20pt; padding-bottom: 10pt; border-bottom: 2pt solid #16a34a; }
  .pr-title { font-size: 18pt; font-weight: 700; color: #111827; }
  .pr-subtitle { font-size: 10pt; color: #4b5563; margin-top: 3pt; }
  .pr-meta { font-size: 9pt; color: #6b7280; margin-top: 6pt; }

  .pr-section { margin-top: 18pt; }
  .pr-section-title {
    font-size: 11pt;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .05em;
    color: #374151;
    border-bottom: 1pt solid #e5e7eb;
    padding-bottom: 4pt;
    margin-bottom: 8pt;
  }

  .pr-summary-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8pt;
    margin-bottom: 4pt;
  }
  .pr-summary-cell {
    border: 1pt solid #e5e7eb;
    border-radius: 4pt;
    padding: 8pt;
    text-align: center;
  }
  .pr-summary-val { font-size: 20pt; font-weight: 700; color: #16a34a; }
  .pr-summary-lbl { font-size: 8pt; color: #6b7280; margin-top: 2pt; }

  .pr-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 9pt;
    margin-top: 4pt;
  }
  .pr-table th {
    background: #f3f4f6;
    padding: 5pt 8pt;
    text-align: left;
    font-weight: 700;
    font-size: 8pt;
    text-transform: uppercase;
    letter-spacing: .04em;
    color: #374151;
    border: 1pt solid #e5e7eb;
  }
  .pr-table td {
    padding: 5pt 8pt;
    border: 1pt solid #e5e7eb;
    vertical-align: top;
  }
  .pr-table tr:nth-child(even) td { background: #f9fafb; }

  .pr-footer { margin-top: 20pt; font-size: 8pt; color: #9ca3af; text-align: center; border-top: 1pt solid #e5e7eb; padding-top: 6pt; }
}