/* Nerd Supply House — Guam weather dashboard
   Dark navy / teal accents matching nerdsupplyhouse.com */

:root {
  --navy-950: #06101c;
  --navy-900: #0b1a2b;
  --navy-800: #12263d;
  --navy-700: #1a3350;
  --teal-400: #2dd4bf;
  --teal-500: #14b8a6;
  --teal-600: #0d9488;
  --text: #e8eef5;
  
  --text-muted: #9bb0c4;
  --danger: #f87171;
  --warn: #fbbf24;
  --ok: #34d399;
  --border: rgba(45, 212, 191, 0.22);
  --shadow: 0 8px 28px rgba(0, 0, 0, 0.35);
  --radius: 12px;
  --font: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

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

html {
  color-scheme: dark;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(20, 184, 166, 0.12), transparent 60%),
    radial-gradient(900px 500px at 90% 0%, rgba(59, 130, 246, 0.08), transparent 55%),
    linear-gradient(180deg, var(--navy-900), var(--navy-950));
  color: var(--text);
  line-height: 1.5;
}

a {
  color: var(--teal-400);
  text-decoration: none;
}

a:hover,
a:focus-visible {
  color: #5eead4;
  text-decoration: underline;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--teal-500);
  color: #042f2e;
  padding: 0.5rem 1rem;
  z-index: 10000;
}

.skip-link:focus {
  left: 0.75rem;
  top: 0.75rem;
}

.site-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.25rem 0.75rem;
  border-bottom: 1px solid var(--border);
  background: rgba(11, 26, 43, 0.85);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 50;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 10px;
  background: linear-gradient(145deg, rgba(20, 184, 166, 0.25), rgba(20, 184, 166, 0.05));
  border: 1px solid var(--border);
  font-size: 1.25rem;
}

.brand h1 {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.tagline {
  margin: 0;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.disclaimer-banner {
  margin: 0;
  max-width: 36rem;
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(251, 191, 36, 0.35);
  background: rgba(251, 191, 36, 0.08);
  color: #fde68a;
  font-size: 0.8rem;
  text-align: center;
}

.site-nav {
  padding: 0.75rem 1.25rem 0;
  overflow-x: auto;
}

.tabs {
  display: flex;
  gap: 0.4rem;
  min-width: max-content;
  padding-bottom: 0.25rem;
}

.tab {
  appearance: none;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-muted);
  font: inherit;
  font-weight: 600;
  font-size: 0.92rem;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.tab:hover {
  color: var(--text);
  background: rgba(26, 51, 80, 0.7);
}

.tab[aria-selected="true"] {
  color: #042f2e;
  background: linear-gradient(135deg, var(--teal-400), var(--teal-600));
  border-color: rgba(45, 212, 191, 0.4);
  box-shadow: 0 0 0 1px rgba(45, 212, 191, 0.15), 0 6px 16px rgba(13, 148, 136, 0.25);
}

.tab:focus-visible {
  outline: 2px solid var(--teal-400);
  outline-offset: 2px;
}

.site-main {
  padding: 1rem 1.25rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.panel {
  display: none;
}

.panel.active {
  display: block;
  animation: fadeIn 0.25s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: none; }
}

.metar-strip {
  display: grid;
  gap: 0.75rem;
  padding: 1rem 1.15rem;
  margin-bottom: 1rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: linear-gradient(160deg, rgba(18, 38, 61, 0.95), rgba(11, 26, 43, 0.9));
  box-shadow: var(--shadow);
}

.metar-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem 1rem;
}

.metar-head h2 {
  margin: 0;
  font-size: 1.35rem;
}

.metar-icao {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--teal-400);
  letter-spacing: 0.04em;
}

.metar-status {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.metar-status.ok { color: var(--ok); }
.metar-status.warn { color: var(--warn); }
.metar-status.err { color: var(--danger); }

.metar-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 0.65rem;
}

.metar-stat {
  padding: 0.55rem 0.65rem;
  border-radius: 8px;
  background: rgba(6, 16, 28, 0.55);
  border: 1px solid rgba(155, 176, 196, 0.12);
}

.metar-stat .label {
  display: block;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 0.15rem;
}

.metar-stat .value {
  font-size: 1.05rem;
  font-weight: 650;
}

.metar-raw {
  margin: 0;
  padding: 0.65rem 0.75rem;
  border-radius: 8px;
  background: rgba(6, 16, 28, 0.7);
  border: 1px dashed rgba(45, 212, 191, 0.25);
  font-family: var(--mono);
  font-size: 0.78rem;
  color: #c7d7e8;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-word;
}

.section {
  margin-bottom: 1.25rem;
}

.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.section-head h3 {
  margin: 0;
  font-size: 1.05rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.section-meta {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.map-frame {
  position: relative;
  height: min(52vh, 480px);
  min-height: 280px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  background: var(--navy-800);
}

.map-frame iframe,
.map-frame .leaflet-container {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
  background: #0b1a2b;
}

.map-note {
  margin: 0.45rem 0 0;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.section-head-radar {
  margin-bottom: 0.35rem;
}

.radar-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem 0.75rem;
  margin-bottom: 0.55rem;
  padding: 0.55rem 0.7rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(18, 38, 61, 0.75);
}

.radar-btn-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
}

.radar-controls button {
  appearance: none;
  border: 1px solid var(--border);
  background: var(--navy-800);
  color: var(--text);
  border-radius: 8px;
  padding: 0.35rem 0.7rem;
  font: inherit;
  font-size: 0.8rem;
  cursor: pointer;
  transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease;
}

.radar-controls button:hover {
  border-color: var(--teal-500);
  color: var(--teal-400);
  background: var(--navy-700);
}

.radar-controls button:focus-visible {
  outline: 2px solid var(--teal-400);
  outline-offset: 2px;
}

.radar-time {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--teal-400);
  min-width: 16ch;
  padding: 0.2rem 0.45rem;
  border-radius: 6px;
  background: rgba(6, 16, 28, 0.55);
  border: 1px solid rgba(45, 212, 191, 0.15);
}

.radar-slider-label {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  color: var(--text-muted);
  user-select: none;
}

.radar-slider {
  appearance: none;
  width: 90px;
  height: 6px;
  border-radius: 999px;
  background: rgba(6, 16, 28, 0.85);
  border: 1px solid var(--border);
  outline: none;
  cursor: pointer;
}

.radar-slider::-webkit-slider-thumb {
  appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--teal-400), var(--teal-600));
  border: 1px solid rgba(45, 212, 191, 0.5);
  cursor: pointer;
}

.radar-slider::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--teal-400), var(--teal-600));
  border: 1px solid rgba(45, 212, 191, 0.5);
  cursor: pointer;
}

.radar-slider-val {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--teal-400);
  min-width: 3.2ch;
}

.radar-speed-select {
  appearance: none;
  border: 1px solid var(--border);
  background: var(--navy-800);
  color: var(--text);
  border-radius: 8px;
  padding: 0.3rem 1.6rem 0.3rem 0.55rem;
  font: inherit;
  font-size: 0.78rem;
  cursor: pointer;
  background-image: linear-gradient(45deg, transparent 50%, var(--teal-400) 50%),
    linear-gradient(135deg, var(--teal-400) 50%, transparent 50%);
  background-position: calc(100% - 14px) 55%, calc(100% - 9px) 55%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
}

.radar-speed-select:hover,
.radar-speed-select:focus-visible {
  border-color: var(--teal-500);
  color: var(--teal-400);
  outline: none;
}

.radius-ring-legend {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.radius-ring-legend::before {
  content: "";
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  border: 2px solid var(--teal-400);
  box-shadow: 0 0 0 2px rgba(45, 212, 191, 0.15);
}

.site-footer {
  margin-top: 1rem;
  padding: 1.5rem 1.25rem 2.5rem;
  border-top: 1px solid var(--border);
  background: rgba(6, 16, 28, 0.75);
  color: var(--text-muted);
  font-size: 0.85rem;
}

.footer-title {
  margin: 0 0 0.65rem;
  font-size: 0.95rem;
  color: var(--text);
}

.attr-list {
  margin: 0 0 1rem;
  padding-left: 1.15rem;
  max-width: 900px;
}

.attr-list li {
  margin-bottom: 0.4rem;
}

.footer-note {
  margin: 0;
  max-width: 900px;
  padding-top: 0.5rem;
  border-top: 1px solid rgba(155, 176, 196, 0.15);
  color: #7f95aa;
  font-size: 0.8rem;
}

/* Leaflet dark tweaks */
.leaflet-container {
  font: inherit;
}

.leaflet-control-attribution {
  background: rgba(11, 26, 43, 0.85) !important;
  color: #9bb0c4 !important;
  font-size: 10px !important;
}

.leaflet-control-attribution a {
  color: var(--teal-400) !important;
}

.leaflet-bar a {
  background: var(--navy-800) !important;
  color: var(--text) !important;
  border-bottom-color: var(--border) !important;
}

.leaflet-bar a:hover {
  background: var(--navy-700) !important;
  color: var(--teal-400) !important;
}

@media (max-width: 640px) {
  .site-header {
    position: static;
  }

  .disclaimer-banner {
    width: 100%;
    border-radius: 10px;
  }

  .map-frame {
    height: 42vh;
    min-height: 240px;
  }
}