@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --bg: #060a14;
  --panel: rgba(8, 12, 24, 0.97);
  --panel-border: rgba(56, 82, 130, 0.25);
  --accent: #4f8ffa;
  --accent2: #38bdf8;
  --green: #34d399;
  --gold: #fbbf24;
  --red: #f87171;
  --purple: #a78bfa;
  --text: #e2e8f0;
  --muted: #64748b;
  --dim: #475569;
  --radius: 10px;
  --sidebar-w: 440px;
}

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

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow: hidden;
  height: 100vh;
  width: 100vw;
}

/* ── MAP ── */
#map {
  width: 100vw;
  height: 100vh;
  position: fixed;
  top: 0; left: 0;
  z-index: 1;
  background: var(--bg);
}

/* Override leaflet defaults for dark theme */
.leaflet-container { background: var(--bg); }
.leaflet-control-zoom a {
  background: var(--panel) !important;
  color: var(--text) !important;
  border-color: var(--panel-border) !important;
}
.leaflet-control-zoom a:hover { background: rgba(20, 30, 50, 0.95) !important; }
.leaflet-control-attribution { display: none; }

/* Country marker tooltip */
.country-tooltip {
  background: rgba(8, 12, 24, 0.92) !important;
  border: 1px solid var(--panel-border) !important;
  color: #fff !important;
  font-family: 'Inter', sans-serif !important;
  font-size: 12px !important;
  font-weight: 600 !important;
  padding: 5px 10px !important;
  border-radius: 6px !important;
  box-shadow: 0 4px 12px rgba(0,0,0,0.4) !important;
}
.country-tooltip::before { display: none !important; }
.leaflet-tooltip-top:before,
.leaflet-tooltip-bottom:before,
.leaflet-tooltip-left:before,
.leaflet-tooltip-right:before { display: none !important; }

/* Entry marker tooltip */
.entry-tooltip {
  background: rgba(8, 12, 24, 0.92) !important;
  border: 1px solid var(--panel-border) !important;
  color: var(--text) !important;
  font-family: 'Inter', sans-serif !important;
  font-size: 11px !important;
  padding: 4px 8px !important;
  border-radius: 5px !important;
  box-shadow: 0 4px 12px rgba(0,0,0,0.4) !important;
  white-space: nowrap;
}

/* ── SEARCH BAR ── */
#search-bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 52px;
  background: rgba(6, 10, 20, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(56, 82, 130, 0.15);
  z-index: 1000;
  display: flex;
  align-items: center;
  padding: 0 20px;
  gap: 16px;
}

#search-bar .logo {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.3px;
  color: rgba(255,255,255,0.9);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 8px;
}

#search-bar .logo .dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
}

#search-wrap {
  position: relative;
  flex: 1;
  max-width: 320px;
}

#search {
  width: 100%;
  padding: 7px 14px;
  border: 1px solid rgba(56, 82, 130, 0.2);
  border-radius: 8px;
  background: rgba(255,255,255,0.03);
  color: var(--text);
  font-size: 13px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s;
}
#search:focus { border-color: var(--accent); background: rgba(255,255,255,0.05); }
#search::placeholder { color: var(--dim); }

#search-results {
  position: absolute;
  top: 100%; left: 0; right: 0;
  margin-top: 4px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  max-height: 280px;
  overflow-y: auto;
  display: none;
  z-index: 1001;
}
#search-results.show { display: block; }

.search-item {
  padding: 10px 14px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  border-bottom: 1px solid rgba(255,255,255,0.03);
}
.search-item:hover { background: rgba(79, 143, 250, 0.08); }
.search-item .tier-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* Filters */
#filters {
  display: flex;
  gap: 5px;
  flex-wrap: nowrap;
  overflow-x: auto;
}

.fbtn {
  padding: 4px 10px;
  border: 1px solid rgba(56, 82, 130, 0.2);
  border-radius: 6px;
  background: transparent;
  color: var(--dim);
  font-size: 10px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}
.fbtn:hover { border-color: var(--accent); color: var(--text); }
.fbtn.on {
  background: rgba(79, 143, 250, 0.1);
  border-color: rgba(79, 143, 250, 0.35);
  color: var(--accent);
}

/* ── SIDEBAR ── */
#sidebar {
  position: fixed;
  top: 0; right: 0;
  width: var(--sidebar-w);
  height: 100vh;
  background: rgba(6, 10, 20, 0.97);
  backdrop-filter: blur(24px);
  border-left: 1px solid var(--panel-border);
  z-index: 1100;
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
  overflow-x: hidden;
}
#sidebar.open { transform: translateX(0); }

#sidebar-inner { padding: 28px 24px 40px; }

#close-btn {
  position: absolute;
  top: 16px; right: 16px;
  width: 32px; height: 32px;
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  background: transparent;
  color: var(--muted);
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  z-index: 2;
}
#close-btn:hover { color: #fff; border-color: var(--accent); }

/* Country header */
.country-name {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: #fff;
  margin-bottom: 8px;
  padding-right: 40px;
}

.country-meta {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.tier-badge {
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.tier-badge.t1 { background: rgba(251, 191, 36, 0.15); color: var(--gold); border: 1px solid rgba(251, 191, 36, 0.3); }
.tier-badge.t2 { background: rgba(96, 165, 250, 0.15); color: #60a5fa; border: 1px solid rgba(96, 165, 250, 0.3); }
.tier-badge.t3 { background: rgba(148, 163, 184, 0.15); color: #94a3b8; border: 1px solid rgba(148, 163, 184, 0.3); }

.budget-label {
  font-size: 13px;
  color: var(--muted);
  font-weight: 500;
}

.country-summary {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text);
  margin-bottom: 20px;
  padding: 12px 14px;
  background: rgba(255,255,255,0.025);
  border-radius: 8px;
  border-left: 3px solid var(--accent);
}

/* Layer sections */
.layer-section { margin-bottom: 20px; }

.layer-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.layer-dot { width: 8px; height: 8px; border-radius: 2px; flex-shrink: 0; }

.layer-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--muted);
}

.layer-count { font-size: 10px; color: var(--dim); margin-left: auto; }

.entry {
  padding: 10px 12px;
  margin-bottom: 6px;
  background: rgba(255,255,255,0.02);
  border-radius: 6px;
  border-left: 2px solid var(--panel-border);
  transition: background 0.15s;
}
.entry:hover { background: rgba(255,255,255,0.04); }

.entry-name { font-size: 13px; font-weight: 600; color: #fff; margin-bottom: 3px; }
.entry-desc { font-size: 12px; color: var(--muted); line-height: 1.5; }

.entry-meta { display: flex; gap: 12px; margin-top: 5px; font-size: 11px; }
.entry-funding { color: var(--green); font-weight: 500; }
.entry-status { color: var(--accent2); font-weight: 500; }

/* Research button */
#research-btn {
  width: 100%;
  padding: 12px;
  margin-top: 20px;
  background: linear-gradient(135deg, rgba(79, 143, 250, 0.15), rgba(167, 139, 250, 0.15));
  border: 1px solid rgba(79, 143, 250, 0.25);
  color: var(--accent);
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
#research-btn:hover {
  background: linear-gradient(135deg, rgba(79, 143, 250, 0.25), rgba(167, 139, 250, 0.25));
  border-color: var(--accent);
}
#research-btn:disabled { opacity: 0.5; cursor: not-allowed; }
#research-btn .spinner {
  width: 14px; height: 14px;
  border: 2px solid transparent;
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  display: none;
}
#research-btn.loading .spinner { display: inline-block; }
#research-btn.loading .label { display: none; }

@keyframes spin { to { transform: rotate(360deg); } }

.last-updated {
  text-align: center;
  font-size: 11px;
  color: var(--dim);
  margin-top: 10px;
}

/* ── STATS PANEL ── */
#stats {
  position: fixed;
  bottom: 16px; left: 16px;
  background: rgba(8, 12, 24, 0.85);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 14px 18px;
  z-index: 900;
  min-width: 160px;
  backdrop-filter: blur(16px);
}

.stats-title {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--dim);
  margin-bottom: 8px;
}

.stat-row { display: flex; justify-content: space-between; font-size: 12px; padding: 2px 0; }
.stat-row .label { color: var(--muted); }
.stat-row .value { color: #fff; font-weight: 600; }
.stats-sep { height: 1px; background: var(--panel-border); margin: 6px 0; }

/* ── LEGEND ── */
#legend {
  position: fixed;
  bottom: 16px; right: 16px;
  background: rgba(8, 12, 24, 0.85);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 14px 18px;
  z-index: 900;
  backdrop-filter: blur(16px);
  transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
#legend.shifted { right: calc(var(--sidebar-w) + 16px); }

.legend-title {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--dim);
  margin-bottom: 6px;
}

.legend-row { display: flex; align-items: center; gap: 8px; font-size: 11px; color: var(--muted); padding: 2px 0; }
.legend-dot { width: 8px; height: 8px; border-radius: 2px; flex-shrink: 0; }
.legend-sep { height: 1px; background: var(--panel-border); margin: 6px 0; }

/* ── SCROLLBAR ── */
#sidebar::-webkit-scrollbar { width: 4px; }
#sidebar::-webkit-scrollbar-track { background: transparent; }
#sidebar::-webkit-scrollbar-thumb { background: var(--panel-border); border-radius: 2px; }

/* ── MOBILE ── */
@media (max-width: 768px) {
  #sidebar { width: 100%; }
  :root { --sidebar-w: 100vw; }
  #search-bar { padding: 0 12px; gap: 8px; }
  #search-bar .logo span { display: none; }
  #search-wrap { max-width: none; }
  #filters { display: none; }
  #legend { display: none; }
  #stats { bottom: 8px; left: 8px; padding: 10px 14px; }
}