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

:root {
  --sidebar-w: 220px;
  --header-h: 56px;

  --color-bg:        #F8F9FB;
  --color-surface:   #FFFFFF;
  --color-border:    #E4E7ED;
  --color-border-lt: #F0F2F6;

  --color-text-1: #111827;
  --color-text-2: #4B5563;
  --color-text-3: #9CA3AF;

  --color-primary:   #2563EB;
  --color-primary-lt:#EFF6FF;

  --c-d1:   #EF9F27; --c-d1-lt: #FAEEDA;
  --c-d2:   #378ADD; --c-d2-lt: #E6F1FB;
  --c-d3:   #1D9E75; --c-d3-lt: #E1F5EE;
  --c-d4:   #7F77DD; --c-d4-lt: #EEEDFE;

  --c-high:   #EF4444; --c-high-lt:   #FEF2F2;
  --c-medium: #F59E0B; --c-medium-lt: #FFFBEB;
  --c-low:    #10B981; --c-low-lt:    #ECFDF5;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.07), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,.08);

  --font-sans: "Inter", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", "Fira Mono", monospace;
}

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text-1);
  min-height: 100vh;
  display: flex;
}

/* ── Sidebar ── */
.sidebar {
  width: var(--sidebar-w);
  min-height: 100vh;
  background: var(--color-surface);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0;
  z-index: 100;
}

.sidebar-brand {
  padding: 1.1rem 1.25rem .9rem;
  border-bottom: 1px solid var(--color-border);
}
.brand-badge {
  display: inline-block;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: var(--color-primary-lt);
  padding: 2px 7px;
  border-radius: 20px;
  margin-bottom: .45rem;
}
.brand-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text-1);
  line-height: 1.25;
}
.brand-sub {
  font-size: 11px;
  color: var(--color-text-3);
  margin-top: 2px;
}

.sidebar-nav {
  padding: .75rem .75rem;
  flex: 1;
}
.nav-section-label {
  font-size: 10px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-text-3);
  font-weight: 600;
  padding: .6rem .5rem .3rem;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: .5rem .75rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 13px;
  color: var(--color-text-2);
  transition: background .12s, color .12s;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}
.nav-item:hover { background: var(--color-border-lt); color: var(--color-text-1); }
.nav-item.active { background: var(--color-primary-lt); color: var(--color-primary); font-weight: 600; }
.nav-item .nav-icon { font-size: 15px; flex-shrink: 0; opacity: .8; }
.nav-badge {
  margin-left: auto;
  font-size: 10px;
  font-weight: 700;
  background: var(--c-high);
  color: #fff;
  border-radius: 20px;
  padding: 1px 6px;
  min-width: 18px;
  text-align: center;
}

.sidebar-footer {
  padding: .75rem 1rem;
  border-top: 1px solid var(--color-border);
  font-size: 11px;
  color: var(--color-text-3);
}
.sidebar-footer strong { color: var(--color-text-2); }

/* ── Main layout ── */
.main {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.topbar {
  height: var(--header-h);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  padding: 0 1.5rem;
  gap: 1rem;
  position: sticky;
  top: 0;
  z-index: 90;
}
.topbar-title { font-size: 15px; font-weight: 600; color: var(--color-text-1); flex: 1; }
.topbar-sub { font-size: 12px; color: var(--color-text-3); }
.topbar-meta { display: flex; gap: .5rem; align-items: center; }
.topbar-chip {
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 20px;
  border: 1px solid var(--color-border);
  color: var(--color-text-2);
  background: var(--color-bg);
}
.topbar-chip.live { border-color: var(--c-low); color: var(--c-low); background: var(--c-low-lt); }
.topbar-chip.live::before { content: "●  "; font-size: 8px; }

.content { padding: 1.5rem; flex: 1; }

/* ── Views ── */
.view { display: none; }
.view.active { display: block; }

/* ── Summary cards ── */
.summary-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr;
  gap: .75rem;
  margin-bottom: 1.25rem;
}
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1rem 1.1rem;
  box-shadow: var(--shadow-sm);
}
.card-akb { border-left: 3px solid var(--color-primary); }
.card-d1  { border-left: 3px solid var(--c-d1); }
.card-d2  { border-left: 3px solid var(--c-d2); }
.card-d3  { border-left: 3px solid var(--c-d3); }
.card-d4  { border-left: 3px solid var(--c-d4); }

.card-label { font-size: 10px; letter-spacing: .08em; text-transform: uppercase; color: var(--color-text-3); font-weight: 600; margin-bottom: .4rem; }
.card-score { font-size: 32px; font-weight: 700; line-height: 1; }
.card-akb .card-score { color: var(--color-primary); }
.card-d1  .card-score { color: var(--c-d1); }
.card-d2  .card-score { color: var(--c-d2); }
.card-d3  .card-score { color: var(--c-d3); }
.card-d4  .card-score { color: var(--c-d4); }
.card-desc { font-size: 11px; color: var(--color-text-3); margin-top: .3rem; }
.card-change { font-size: 12px; font-weight: 600; margin-top: .4rem; }
.card-change.up   { color: var(--c-low); }
.card-change.down { color: var(--c-high); }
.card-formula { font-family: var(--font-mono); font-size: 10px; color: var(--color-text-3); margin-top: .4rem; }

/* ── Chart panels ── */
.panel-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; margin-bottom: .75rem; }
.panel-grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: .75rem; margin-bottom: .75rem; }
.panel-grid-4 { display: grid; grid-template-columns: 1fr 1fr 1fr 1fr; gap: .75rem; margin-bottom: .75rem; }

.panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1rem 1.1rem;
  box-shadow: var(--shadow-sm);
}
.panel-full { grid-column: 1 / -1; }
.panel-head { display: flex; align-items: baseline; gap: .5rem; margin-bottom: .9rem; }
.panel-title { font-size: 13px; font-weight: 600; color: var(--color-text-1); }
.panel-sub { font-size: 11px; color: var(--color-text-3); margin-left: auto; }

.chart-wrap { position: relative; width: 100%; }
.chart-wrap canvas { max-width: 100%; }

/* ── Tile map ── */
.map-controls { display: flex; gap: .5rem; margin-bottom: .75rem; flex-wrap: wrap; align-items: center; }
.map-toggle {
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 20px;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text-2);
  cursor: pointer;
  transition: all .12s;
}
.map-toggle.active, .map-toggle:hover {
  background: var(--color-primary-lt);
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.map-toggle-label { font-size: 12px; color: var(--color-text-3); margin-right: .25rem; }

.tile-map-container {
  width: 100%;
  overflow-x: auto;
  padding-bottom: .5rem;
}
.tile-map {
  display: grid;
  gap: 4px;
  padding: .5rem;
  min-width: 700px;
}
.tile {
  width: 44px;
  height: 44px;
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform .12s, box-shadow .12s;
  position: relative;
}
.tile:hover { transform: scale(1.08); box-shadow: var(--shadow-md); z-index: 10; }
.tile-short { font-size: 9px; font-weight: 700; color: rgba(255,255,255,.9); letter-spacing: .03em; }
.tile-score { font-size: 11px; font-weight: 700; color: #fff; line-height: 1; }
.tile-region-label {
  font-size: 10px;
  color: var(--color-text-3);
  grid-column: span 2;
  padding: 2px 4px;
  align-self: end;
}

/* map tooltip */
.map-tooltip {
  position: fixed;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: .65rem .85rem;
  box-shadow: var(--shadow-md);
  pointer-events: none;
  z-index: 9999;
  min-width: 200px;
  display: none;
}
.map-tooltip.visible { display: block; }
.tt-name { font-size: 13px; font-weight: 600; margin-bottom: .3rem; }
.tt-island { font-size: 10px; color: var(--color-text-3); margin-bottom: .5rem; text-transform: uppercase; letter-spacing: .06em; }
.tt-row { display: flex; justify-content: space-between; align-items: center; font-size: 12px; padding: 2px 0; }
.tt-label { color: var(--color-text-2); }
.tt-val { font-weight: 600; }
.tt-divider { border: none; border-top: 1px solid var(--color-border-lt); margin: .4rem 0; }

/* map legend */
.map-legend { display: flex; gap: 6px; flex-wrap: wrap; margin-top: .75rem; align-items: center; }
.map-legend-label { font-size: 11px; color: var(--color-text-3); margin-right: .25rem; }
.legend-item { display: flex; align-items: center; gap: 4px; font-size: 11px; color: var(--color-text-2); }
.legend-dot { width: 14px; height: 14px; border-radius: 3px; }

/* ── Province table ── */
.province-table-wrap { overflow-x: auto; }
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
thead th {
  text-align: left;
  font-size: 11px;
  letter-spacing: .07em;
  text-transform: uppercase;
  color: var(--color-text-3);
  font-weight: 600;
  padding: .6rem .75rem;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
  white-space: nowrap;
}
thead th.sortable { cursor: pointer; user-select: none; }
thead th.sortable:hover { color: var(--color-text-2); }
thead th.sort-asc::after  { content: "  ▲"; font-size: 9px; }
thead th.sort-desc::after { content: "  ▼"; font-size: 9px; }
tbody tr { transition: background .1s; }
tbody tr:hover { background: var(--color-bg); }
tbody td {
  padding: .55rem .75rem;
  border-bottom: 1px solid var(--color-border-lt);
  color: var(--color-text-1);
}
.td-rank { color: var(--color-text-3); font-weight: 600; width: 40px; text-align: center; }
.td-island { font-size: 11px; color: var(--color-text-3); }
.score-pill {
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 20px;
  min-width: 44px;
  justify-content: center;
}
.mini-bar-wrap { display: flex; align-items: center; gap: 6px; }
.mini-bar { height: 5px; border-radius: 3px; min-width: 2px; }
.mini-val { font-size: 12px; font-weight: 500; color: var(--color-text-2); }

/* ── Sector view ── */
.sector-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: .75rem; margin-bottom: 1rem; }
.sector-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1rem;
  cursor: pointer;
  transition: box-shadow .15s, transform .12s;
}
.sector-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.sector-card-head { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: .7rem; }
.sector-name { font-size: 13px; font-weight: 600; color: var(--color-text-1); }
.sector-akb { font-size: 20px; font-weight: 700; color: var(--color-primary); }
.sector-bar-row { display: grid; grid-template-columns: 24px 1fr auto; gap: 4px 8px; align-items: center; font-size: 11px; }
.sector-bar-label { color: var(--color-text-3); font-weight: 600; }
.sector-bar-track { height: 5px; background: var(--color-border-lt); border-radius: 3px; overflow: hidden; }
.sector-bar-fill { height: 100%; border-radius: 3px; }
.sector-bar-val { color: var(--color-text-2); font-weight: 500; text-align: right; }

/* ── Early Warning ── */
.ew-summary { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: .75rem; margin-bottom: 1rem; }
.ew-stat {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: .9rem 1rem;
  display: flex;
  align-items: center;
  gap: .75rem;
}
.ew-icon { font-size: 24px; }
.ew-count { font-size: 28px; font-weight: 700; line-height: 1; }
.ew-count.high   { color: var(--c-high); }
.ew-count.medium { color: var(--c-medium); }
.ew-count.low    { color: var(--c-low); }
.ew-desc { font-size: 12px; color: var(--color-text-3); margin-top: 2px; }

.ew-list { display: flex; flex-direction: column; gap: .65rem; }
.ew-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 3px solid transparent;
  border-radius: var(--radius-md);
  padding: .9rem 1rem;
  box-shadow: var(--shadow-sm);
}
.ew-card.high   { border-left-color: var(--c-high); }
.ew-card.medium { border-left-color: var(--c-medium); }
.ew-card.low    { border-left-color: var(--c-low); }

.ew-card-head { display: flex; align-items: center; gap: .5rem; margin-bottom: .5rem; flex-wrap: wrap; }
.sev-badge {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: 2px 7px;
  border-radius: 20px;
}
.sev-badge.high   { background: var(--c-high-lt);   color: var(--c-high);   }
.sev-badge.medium { background: var(--c-medium-lt);  color: #92400E; }
.sev-badge.low    { background: var(--c-low-lt);    color: #065F46; }
.ew-type { font-size: 13px; font-weight: 600; color: var(--color-text-1); }
.ew-meta { display: flex; gap: .75rem; margin-left: auto; flex-wrap: wrap; }
.ew-meta-item { font-size: 11px; color: var(--color-text-3); }
.ew-meta-item strong { color: var(--color-text-2); }
.ew-indicator { font-size: 12px; font-family: var(--font-mono); color: var(--color-text-2); margin-bottom: .35rem; }
.ew-detail { font-size: 12px; color: var(--color-text-3); line-height: 1.5; margin-bottom: .4rem; }
.ew-status { font-size: 11px; font-weight: 600; color: var(--color-text-2); }

/* ── Utilities ── */
.mt-75 { margin-top: .75rem; }
.mt-1  { margin-top: 1rem; }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--color-border); border-radius: 3px; }

/* ── Responsive ── */
@media (max-width: 900px) {
  :root { --sidebar-w: 0px; }
  .sidebar { display: none; }
  .summary-grid { grid-template-columns: 1fr 1fr; }
  .panel-grid-2, .panel-grid-3, .panel-grid-4 { grid-template-columns: 1fr; }
}