/* ============================================================
   GIPEX — Geospatial Indicators for Proxy Environmental eXposure
   Black Environmental Exposure Theme  ·  CHEAQI-MNCH  ·  v2.1
   ============================================================ */

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

:root {
  --bg:       #000000;
  --surf:     #060A10;
  --card:     #0A1520;
  --atm:      #071018;
  --border:   #152840;
  --cyan:     #00E5FF;
  --green:    #39D353;
  --orange:   #FF8C00;
  --red:      #FF3B3B;
  --purple:   #9B59B6;
  --pink:     #FF6B9D;
  --gold:     #FFD700;
  --teal:     #00C9A7;
  --text:     #DDE6F0;
  --muted:    #526880;
  --sidebar-w: 220px;
}

/* ── Animations ──────────────────────────────────────────── */
@keyframes fade-in {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0);   }
}
@keyframes env-pulse {
  0%, 100% { opacity: 0.45; }
  50%       { opacity: 0.65; }
}
@keyframes scanline {
  from { background-position: 0 0; }
  to   { background-position: 0 100vh; }
}

/* ── Global ──────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

html, body {
  background-color: var(--bg) !important;
  color: var(--text) !important;
  font-family: 'Inter', system-ui, sans-serif;
  min-height: 100vh;
  margin: 0;
}

/* Fine grid overlay — subtle coordinate-grid feel */
html::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(0,229,255,0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,229,255,0.028) 1px, transparent 1px),
    linear-gradient(rgba(57,211,83,0.012) 1px, transparent 1px),
    linear-gradient(90deg, rgba(57,211,83,0.012) 1px, transparent 1px);
  background-size: 80px 80px, 80px 80px, 20px 20px, 20px 20px;
  animation: env-pulse 10s ease-in-out infinite;
}

/* Radial vignette */
html::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: radial-gradient(ellipse 75% 65% at 55% 45%,
    rgba(0,0,0,0.70) 0%,
    rgba(0,0,0,0.25) 55%,
    transparent 100%);
}

/* Sidebar and main sit above the background */
#sidebar, #sidebar + div { position: relative; z-index: 1; }

.container-fluid, .row { background: transparent !important; }

/* ── Scrollbar ───────────────────────────────────────────── */
::-webkit-scrollbar              { width: 5px; height: 5px; }
::-webkit-scrollbar-track        { background: var(--bg); }
::-webkit-scrollbar-thumb        { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover  { background: var(--cyan); }

/* ── Sidebar ─────────────────────────────────────────────── */
#sidebar {
  position: fixed;
  left: 0; top: 0; bottom: 0;
  width: var(--sidebar-w);
  background: linear-gradient(180deg, rgba(10,21,32,0.98) 0%, rgba(0,0,0,0.99) 100%);
  border-right: 1px solid var(--border);
  overflow-y: auto;
  z-index: 200;
  display: flex;
  flex-direction: column;
  box-shadow: 4px 0 40px rgba(0,229,255,0.06), 4px 0 16px rgba(0,0,0,0.7);
  backdrop-filter: blur(6px);
}

.sidebar-brand {
  background: linear-gradient(135deg,
    rgba(0,229,255,0.08) 0%,
    rgba(57,211,83,0.04) 60%,
    transparent 100%);
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
}

.sidebar-brand::before {
  content: '';
  position: absolute;
  top: -30px; left: -30px;
  width: 120px; height: 120px;
  background: radial-gradient(circle, rgba(0,229,255,0.10) 0%, transparent 70%);
  pointer-events: none;
}

.sidebar-section-label {
  font-size: 9px;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 7px;
}

.sidebar-footer {
  margin-top: auto;
  padding: 10px 18px 16px;
  flex-shrink: 0;
}

/* ── Version badges ──────────────────────────────────────── */
.version-badge {
  display: inline-block;
  font-size: 9px; font-weight: 700;
  font-family: 'JetBrains Mono', monospace;
  color: var(--cyan);
  background: rgba(0,229,255,0.08);
  border: 1px solid rgba(0,229,255,0.22);
  border-radius: 10px;
  padding: 2px 7px;
  letter-spacing: 0.06em;
}

.version-badge-lg {
  display: inline-block;
  font-size: 11px; font-weight: 700;
  font-family: 'JetBrains Mono', monospace;
  color: var(--cyan);
  background: rgba(0,229,255,0.08);
  border: 1px solid rgba(0,229,255,0.22);
  border-radius: 14px;
  padding: 4px 12px;
  letter-spacing: 0.06em;
}

/* ── Upload zone ─────────────────────────────────────────── */
.upload-zone {
  border: 1.5px dashed var(--border);
  border-radius: 8px;
  padding: 12px 10px;
  text-align: center;
  cursor: pointer;
  color: var(--muted);
  font-size: 11px;
  transition: all 0.22s ease;
  background: rgba(0,0,0,0.4);
  line-height: 1.6;
}

.upload-zone:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(0,229,255,0.03);
  box-shadow: 0 0 20px rgba(0,229,255,0.08);
}

/* ── Horizontal top tab bar ──────────────────────────────── */
.top-tab-bar {
  display: flex;
  align-items: center;
  gap: 0;
  background: rgba(0,0,0,0.96);
  border-bottom: 1px solid var(--border);
  padding: 0 20px;
  flex-wrap: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 0 var(--border), 0 4px 24px rgba(0,0,0,0.6);
}

.top-tab-bar::-webkit-scrollbar { display: none; }

.tab-group {
  display: flex;
  align-items: center;
  gap: 0;
  padding: 0 6px;
  border-right: 1px solid rgba(21,40,64,0.6);
}

.tab-group:last-child { border-right: none; }

.tab-group-solo {
  margin-left: auto;
  border-right: none;
  padding-right: 0;
}

.tab-group-label {
  font-size: 8.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  opacity: 0.6;
  margin-right: 2px;
  white-space: nowrap;
  display: none;
}

.tab-group-btns {
  display: flex;
  align-items: center;
}

.top-tab {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 13px 14px;
  font-size: 12.5px;
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  color: var(--muted) !important;
  background: transparent !important;
  border: none !important;
  border-bottom: 2px solid transparent !important;
  border-radius: 0 !important;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s ease;
  outline: none !important;
  box-shadow: none !important;
  letter-spacing: 0.01em;
  position: relative;
}

.top-tab:hover {
  color: var(--cyan) !important;
  background: rgba(0,229,255,0.04) !important;
}

.top-tab-active {
  color: var(--cyan) !important;
  background: rgba(0,229,255,0.06) !important;
  border-bottom: 2px solid var(--cyan) !important;
  font-weight: 600 !important;
}

.top-tab-active::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  filter: blur(3px);
}

.tab-icon {
  font-size: 13px;
  opacity: 0.85;
}

/* ── Section title ───────────────────────────────────────── */
.section-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--cyan);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
  letter-spacing: 0.02em;
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 0;
  width: 52px; height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--green));
  border-radius: 1px;
}

/* ── Metric cards ────────────────────────────────────────── */
.metric-card {
  background: linear-gradient(135deg,
    rgba(10,21,32,0.95) 0%,
    rgba(7,16,24,0.90) 100%);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 22px 18px;
  text-align: center;
  transition: all 0.22s ease;
  position: relative;
  overflow: hidden;
}

.metric-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: 0;
  transition: opacity 0.22s;
}

.metric-card:hover {
  border-color: var(--cyan);
  box-shadow: 0 6px 28px rgba(0,229,255,0.10), 0 0 0 1px rgba(0,229,255,0.06);
  transform: translateY(-3px);
}

.metric-card:hover::before { opacity: 1; }

.metric-value {
  font-size: 26px;
  font-weight: 700;
  color: var(--cyan);
  font-family: 'JetBrains Mono', monospace;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.metric-card:hover .metric-value { text-shadow: 0 0 24px currentColor; }

.metric-label {
  font-size: 10px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-top: 6px;
  font-weight: 500;
}

/* ── Chart cards ─────────────────────────────────────────── */
.chart-card {
  background: rgba(10,21,32,0.90);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 6px 6px 2px;
  transition: border-color 0.22s;
}

.chart-card:hover { border-color: rgba(21,40,64,0.9); }

/* ── Control labels ──────────────────────────────────────── */
.ctrl-label {
  font-size: 11px !important;
  color: var(--muted) !important;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  margin-bottom: 6px !important;
  display: block;
  font-weight: 500 !important;
}

/* ── Dropdowns ───────────────────────────────────────────── */
.dark-dropdown .Select-control {
  background-color: rgba(10,21,32,0.95) !important;
  border-color: var(--border) !important;
  color: var(--text) !important;
  border-radius: 7px !important;
  font-size: 13px;
  min-height: 36px;
  transition: border-color 0.15s !important;
}

.dark-dropdown .Select-control:hover { border-color: var(--cyan) !important; }

.dark-dropdown .Select-menu-outer {
  background-color: var(--card) !important;
  border-color: var(--border) !important;
  z-index: 9999 !important;
  border-radius: 0 0 7px 7px !important;
  box-shadow: 0 8px 28px rgba(0,0,0,0.8) !important;
}

.dark-dropdown .Select-option {
  background-color: var(--card) !important;
  color: var(--text) !important;
  font-size: 13px;
}

.dark-dropdown .Select-option:hover,
.dark-dropdown .Select-option.is-focused {
  background-color: var(--atm) !important;
  color: var(--cyan) !important;
}

.dark-dropdown .Select-option.is-selected {
  background-color: var(--atm) !important;
  color: var(--cyan) !important;
}

.dark-dropdown .Select-placeholder,
.dark-dropdown .Select-noresults       { color: var(--muted) !important; }
.dark-dropdown .Select-value-label     { color: var(--text) !important; }
.dark-dropdown .Select-arrow           { border-top-color: var(--muted) !important; }

.dark-dropdown .Select-multi-value-wrapper .Select-value {
  background: rgba(0,229,255,0.08) !important;
  border-color: rgba(0,229,255,0.22) !important;
  color: var(--cyan) !important;
  border-radius: 5px;
}

.dark-dropdown .Select-value-icon {
  border-right-color: rgba(0,229,255,0.18) !important;
  color: var(--muted) !important;
}

.dark-dropdown .Select-value-icon:hover {
  background: rgba(255,59,59,0.15) !important;
  color: var(--red) !important;
}

.dark-dropdown .Select-input > input { color: var(--text) !important; }

/* ── Date picker ─────────────────────────────────────────── */
.dark-date-picker .DateInput,
.dark-date-picker .DateRangePickerInput {
  background: var(--card) !important;
  border-color: var(--border) !important;
  border-radius: 7px !important;
}

.dark-date-picker input {
  color: var(--text) !important;
  background: var(--card) !important;
  font-size: 13px !important;
}

/* ── Buttons ─────────────────────────────────────────────── */
.btn-primary {
  background: linear-gradient(135deg, var(--cyan), #00B8CC) !important;
  border-color: var(--cyan) !important;
  color: var(--bg) !important;
  font-weight: 700 !important;
  border-radius: 7px !important;
  transition: all 0.2s !important;
}

.btn-primary:hover {
  box-shadow: 0 4px 18px rgba(0,229,255,0.30) !important;
  transform: translateY(-1px) !important;
}

/* ── Form / switch ───────────────────────────────────────── */
.form-check-input:checked {
  background-color: var(--cyan) !important;
  border-color: var(--cyan) !important;
}

.form-check-input {
  background-color: var(--border) !important;
  border-color: var(--border) !important;
  cursor: pointer;
}

.form-check-label { color: var(--text) !important; font-size: 13px; cursor: pointer; }

/* ── DataTable ───────────────────────────────────────────── */
.dash-spreadsheet-container { border-radius: 10px !important; overflow: hidden; }

.dash-filter input {
  background: var(--surf) !important;
  color: var(--text) !important;
  border-color: var(--border) !important;
  font-size: 12px !important;
}

/* ── Plotly modebar ──────────────────────────────────────── */
.modebar                { background: transparent !important; }
.modebar-btn path       { fill: var(--muted) !important; }
.modebar-btn:hover path { fill: var(--cyan) !important; }

/* ── HR ──────────────────────────────────────────────────── */
hr { border-color: var(--border) !important; opacity: 1 !important; }

/* ── Log pre ─────────────────────────────────────────────── */
#log-pre {
  background: rgba(0,0,0,0.95) !important;
  border: 1px solid var(--border) !important;
  border-radius: 8px !important;
  padding: 12px 14px !important;
  color: var(--green) !important;
  font-family: 'JetBrains Mono', monospace !important;
  font-size: 11px !important;
  max-height: 420px !important;
  overflow-y: auto !important;
  white-space: pre-wrap !important;
}

/* ── Input fields ────────────────────────────────────────── */
input[type="text"],
input[type="number"],
input[type="date"],
.form-control {
  transition: border-color 0.15s, box-shadow 0.15s !important;
}

input:focus, .form-control:focus {
  border-color: var(--cyan) !important;
  box-shadow: 0 0 0 3px rgba(0,229,255,0.08) !important;
  outline: none !important;
}

/* ── Info row ────────────────────────────────────────────── */
.info-row {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 8px 4px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

/* ── Config section header ───────────────────────────────── */
.config-section-header {
  font-size: 11px;
  color: var(--cyan);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.10em;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.config-section-header::before {
  content: '';
  display: inline-block;
  width: 3px; height: 14px;
  background: linear-gradient(180deg, var(--cyan), var(--green));
  border-radius: 2px;
}

/* ── Welcome hero ────────────────────────────────────────── */
.welcome-hero {
  background: linear-gradient(135deg,
    rgba(10,21,32,0.92) 0%,
    rgba(7,16,24,0.85) 50%,
    rgba(0,0,0,0.90) 100%);
  border: 1px solid var(--border);
  border-radius: 16px;
  text-align: center;
  padding: 88px 48px 72px;
  position: relative;
  overflow: hidden;
  animation: fade-in 0.35s ease;
}

.welcome-hero::before {
  content: '';
  position: absolute;
  top: -80px; left: 50%;
  transform: translateX(-50%);
  width: 360px; height: 360px;
  background: radial-gradient(circle, rgba(0,229,255,0.05) 0%, transparent 70%);
  pointer-events: none;
}

.welcome-hero::after {
  content: '';
  position: absolute;
  bottom: -60px; right: -60px;
  width: 220px; height: 220px;
  background: radial-gradient(circle, rgba(57,211,83,0.04) 0%, transparent 70%);
  pointer-events: none;
}

/* Feature cards in welcome */
.feature-card {
  background: rgba(7,16,24,0.80);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px 16px;
  flex: 1 1 180px;
  min-width: 150px;
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
  text-align: left;
}

.feature-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.5);
  border-color: rgba(0,229,255,0.25);
}

/* ── About page ──────────────────────────────────────────── */
.about-hero {
  background: linear-gradient(135deg,
    rgba(10,21,32,0.95) 0%,
    rgba(7,16,24,0.88) 60%,
    rgba(0,0,0,0.92) 100%);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 48px 44px 40px;
  position: relative;
  overflow: hidden;
  animation: fade-in 0.3s ease;
}

.about-hero::before {
  content: '';
  position: absolute;
  top: -60px; left: -60px;
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(0,229,255,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.about-section-label {
  font-size: 10px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.10em;
  font-weight: 600;
  margin-bottom: 12px;
}

/* Module status badges */
.mod-badge {
  display: flex;
  align-items: center;
  padding: 5px 0;
  border-bottom: 1px solid rgba(21,40,64,0.4);
}

.mod-badge:last-of-type { border-bottom: none; }

/* Tech stack badges */
.tech-badge {
  display: inline-flex;
  align-items: center;
  font-size: 11px;
  font-weight: 500;
  color: var(--text);
  background: rgba(7,16,24,0.85);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 4px 12px;
  letter-spacing: 0.02em;
  transition: border-color 0.15s, color 0.15s;
}

.tech-badge:hover { border-color: var(--cyan); color: var(--cyan); }

/* ── Page fade-in ────────────────────────────────────────── */
#main-content > div { animation: fade-in 0.2s ease; }

/* ── Report table ────────────────────────────────────────── */
.report-table th { background: var(--atm); color: var(--cyan); }

/* ── Folium map iframe ───────────────────────────────────── */
#folium-map-frame {
  display: block;
  border: none !important;
  border-radius: 10px !important;
}

/* ── Run progress section ────────────────────────────────── */
#run-progress-box .chart-card {
  border-left: 2px solid var(--cyan);
}

#output-section-box .chart-card {
  border-left: 2px solid var(--green);
}