:root {
  --science-text: #0e2a3f;
  --science-muted: #4a6478;
  --science-border: rgba(34, 92, 138, 0.22);
  --science-surface: rgba(255, 255, 255, 0.92);
  --science-surface-strong: rgba(249, 253, 255, 0.96);
  --science-accent: #0f5e9c;
  --science-accent-2: #148a8d;
  --science-shadow: 0 14px 30px rgba(13, 47, 78, 0.12);
}

* {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  color: var(--science-text);
  font-family: "Manrope", "IBM Plex Sans", "Segoe UI", sans-serif;
}

h1,
h2,
h3 {
  color: #0d2f4d;
  font-family: "Space Grotesk", "Manrope", "IBM Plex Sans", "Segoe UI", sans-serif;
  letter-spacing: 0.01em;
}

.muted,
.small,
.subtle,
.map-caption,
.hint,
.status {
  color: var(--science-muted);
}

.panel {
  border: 1px solid var(--science-border);
  border-radius: 16px;
  background: var(--science-surface);
  box-shadow: var(--science-shadow);
  backdrop-filter: blur(6px);
}

.hero {
  border: 1px solid rgba(54, 116, 168, 0.22);
  background:
    linear-gradient(126deg, rgba(222, 242, 255, 0.85) 0%, rgba(247, 252, 255, 0.94) 56%),
    radial-gradient(circle at 86% 18%, rgba(103, 182, 191, 0.2) 0%, rgba(103, 182, 191, 0) 56%);
}

.btn,
.mode-btn {
  border: 1px solid rgba(20, 96, 153, 0.6);
  border-radius: 11px;
  background: linear-gradient(180deg, #ffffff 0%, #edf6ff 100%);
  color: #0d4d7b;
  box-shadow: 0 6px 14px rgba(18, 78, 121, 0.08);
  transition: transform 0.14s ease, box-shadow 0.14s ease, border-color 0.14s ease;
}

.btn:hover,
.mode-btn:hover {
  transform: translateY(-1px);
  border-color: rgba(15, 103, 168, 0.78);
  box-shadow: 0 10px 18px rgba(18, 78, 121, 0.14);
}

.mode-btn.active,
.btn:not(.ghost):not(.secondary) {
  background: linear-gradient(180deg, var(--science-accent) 0%, #0b4f84 100%);
  color: #f4fbff;
  border-color: rgba(10, 69, 119, 0.86);
}

.btn.ghost,
.btn.secondary {
  background: linear-gradient(180deg, #ffffff 0%, #f2f9ff 100%);
  color: #0f4b77;
}

label {
  color: #2e566f;
  font-weight: 700;
}

select,
input[type="range"] {
  border: 1px solid rgba(54, 116, 168, 0.3);
  border-radius: 10px;
  background: var(--science-surface-strong);
  color: #153e59;
}

.group,
.card,
.metric-card,
.nav-card,
.chart-panel,
.real-obs-item,
.stats-grid article {
  border: 1px solid rgba(51, 108, 157, 0.22);
  border-radius: 13px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(241, 248, 255, 0.92) 100%);
  box-shadow: 0 8px 16px rgba(14, 54, 88, 0.08);
}

.nav-card:hover,
.metric-card:hover,
.card:hover {
  transform: translateY(-2px);
  border-color: rgba(26, 96, 156, 0.36);
  box-shadow: 0 12px 22px rgba(14, 54, 88, 0.14);
}

.legend-bar {
  background: linear-gradient(90deg, #1f5f9b 0%, #2c8fa8 52%, #e48f49 100%);
}

.map,
.plot,
#anivaMap,
#quicklookMap,
#chlorophyllMap,
#pointMap,
.leaflet-container {
  border: 1px solid rgba(53, 112, 160, 0.3);
  border-radius: 12px;
}

a:not(.btn):not(.nav-card) {
  color: #1d5f95;
}