:root {
  --void: #03060c;
  --void-2: #071018;
  --cyan: #2fe8ff;
  --cyan-dim: rgba(47, 232, 255, 0.35);
  --magenta: #ff3dce;
  --amber: #ff8a1f;
  --quake: #ff4d5e;
  --tsunami: #4d9fff;
  --text: #d7f7ff;
  --muted: #6a8a96;
  --hud-bg: rgba(4, 12, 20, 0.72);
  --line: rgba(47, 232, 255, 0.22);
  --font-display: "Orbitron", sans-serif;
  --font-mono: "Share Tech Mono", monospace;
}

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

html,
body {
  margin: 0;
  height: 100%;
  overflow: hidden;
  background: var(--void);
  color: var(--text);
  font-family: var(--font-mono);
}

#atmosphere {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 80% 60% at 50% 40%, rgba(20, 80, 110, 0.28), transparent 70%),
    linear-gradient(180deg, #02050a 0%, #06101a 50%, #03060c 100%);
}

#atmosphere::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(47, 232, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(47, 232, 255, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 45%, black, transparent 75%);
  animation: gridDrift 40s linear infinite;
}

@keyframes gridDrift {
  from { background-position: 0 0, 0 0; }
  to { background-position: 48px 48px, 48px 48px; }
}

#globe-container {
  position: fixed;
  inset: 0;
  z-index: 1;
}

.brand-hero {
  position: fixed;
  top: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  text-align: center;
  pointer-events: none;
  animation: brandIn 1.2s ease-out both;
}

@keyframes brandIn {
  from { opacity: 0; transform: translateX(-50%) translateY(-12px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

.brand-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.8rem, 5vw, 3.2rem);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
  text-shadow:
    0 0 18px rgba(47, 232, 255, 0.55),
    0 0 40px rgba(47, 232, 255, 0.25);
}

.brand-tagline {
  margin: 0.35rem 0 0;
  font-size: 0.78rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--muted);
}

.hud {
  position: fixed;
  top: 5.5rem;
  left: 1rem;
  z-index: 6;
  width: min(240px, calc(100vw - 2rem));
  padding: 0.9rem 1rem;
  background: var(--hud-bg);
  border: 1px solid var(--line);
  backdrop-filter: blur(10px);
  animation: hudIn 1s ease-out 0.3s both;
}

@keyframes hudIn {
  from { opacity: 0; transform: translateX(-16px); }
  to { opacity: 1; transform: translateX(0); }
}

.hud-label {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.hud-section + .hud-section {
  margin-top: 1rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--line);
}

.hud-check {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0.28rem 0;
  font-size: 0.8rem;
  color: var(--text);
  cursor: pointer;
}

.hud-check input {
  accent-color: var(--cyan);
}

#city-search {
  width: 100%;
  margin-top: 0.25rem;
  padding: 0.4rem 0.5rem;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--line);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

#city-search:focus {
  outline: 1px solid var(--cyan);
}

.city-results {
  list-style: none;
  margin: 0.35rem 0 0;
  padding: 0;
  max-height: 160px;
  overflow: auto;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.5);
}

.city-results li {
  padding: 0.35rem 0.5rem;
  font-size: 0.75rem;
  cursor: pointer;
}

.city-results li:hover,
.city-results li:focus {
  background: rgba(47, 232, 255, 0.12);
}

.hud-meta {
  margin-top: 0.9rem;
  padding-top: 0.7rem;
  border-top: 1px solid var(--line);
  font-size: 0.68rem;
  color: var(--muted);
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.detail-hud {
  position: fixed;
  right: 1rem;
  bottom: 3rem;
  z-index: 6;
  width: min(280px, calc(100vw - 2rem));
  padding: 0.9rem 1rem;
  background: var(--hud-bg);
  border: 1px solid var(--line);
  backdrop-filter: blur(10px);
}

.detail-close {
  position: absolute;
  top: 0.35rem;
  right: 0.5rem;
  background: none;
  border: none;
  color: var(--muted);
  font-size: 1.2rem;
  cursor: pointer;
}

.detail-hud h3 {
  margin: 0 1.2rem 0.35rem 0;
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--text);
}

.detail-type {
  margin: 0 0 0.35rem;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--cyan);
}

.detail-hud p {
  margin: 0.2rem 0;
  font-size: 0.75rem;
  color: var(--muted);
}

.detail-hud a {
  color: var(--cyan);
  font-size: 0.75rem;
}

.insights-panel {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(420px, 100vw);
  z-index: 10;
  background: linear-gradient(180deg, rgba(3, 10, 18, 0.96), rgba(4, 14, 24, 0.98));
  border-left: 1px solid var(--line);
  transform: translateX(100%);
  transition: transform 0.35s ease;
  overflow: auto;
}

.insights-panel.open {
  transform: translateX(0);
}

.insights-inner {
  padding: 1.25rem 1.25rem 2rem;
}

.back-live {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  padding: 0.4rem 0.7rem;
  cursor: pointer;
  margin-bottom: 1rem;
}

.back-live:hover {
  border-color: var(--cyan);
  box-shadow: 0 0 12px var(--cyan-dim);
}

#insights-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--cyan);
  letter-spacing: 0.06em;
}

.insights-sub {
  margin: 0.35rem 0 1rem;
  color: var(--muted);
  font-size: 0.8rem;
}

.insights-summaries p {
  margin: 0.5rem 0;
  font-size: 0.82rem;
  line-height: 1.45;
  color: var(--text);
  border-left: 2px solid var(--cyan-dim);
  padding-left: 0.65rem;
}

.insights-charts {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin: 1.25rem 0;
}

.insights-charts canvas {
  width: 100%;
  height: auto;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--line);
}

.nearby-heading {
  margin: 1rem 0 0.5rem;
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--magenta);
}

.nearby-events {
  list-style: none;
  margin: 0;
  padding: 0;
}

.nearby-events li {
  padding: 0.45rem 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.75rem;
}

.nearby-events .ev-type {
  display: inline-block;
  min-width: 5.5rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--cyan);
  font-size: 0.65rem;
}

.attrib {
  position: fixed;
  bottom: 0.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  font-size: 0.62rem;
  color: var(--muted);
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.attrib a {
  color: var(--cyan-dim);
}

/* Hazard HTML overlays */
.hazard-ring {
  border-radius: 50%;
  pointer-events: none;
  transform: translate(-50%, -50%);
}

.quake-ring {
  border: 2px solid rgba(255, 77, 94, 0.85);
  animation: pulseRing 1.6s ease-out infinite;
}

.tsunami-ring {
  border: 2px solid rgba(77, 159, 255, 0.9);
  animation: pulseRing 2s ease-out infinite;
}

.volcano-marker {
  width: 0;
  height: 0;
  border-left: 7px solid transparent;
  border-right: 7px solid transparent;
  border-bottom: 14px solid rgba(255, 61, 206, 0.9);
  filter: drop-shadow(0 0 6px rgba(255, 61, 206, 0.7));
  transform: translate(-50%, -100%);
  animation: volcanoGlow 2.4s ease-in-out infinite;
}

.city-pin {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(215, 247, 255, 0.85);
  border: 1px solid var(--cyan);
  box-shadow: 0 0 8px var(--cyan-dim);
  transform: translate(-50%, -50%);
  cursor: pointer;
  pointer-events: auto;
}

.city-pin:hover {
  background: var(--cyan);
  transform: translate(-50%, -50%) scale(1.35);
}

@keyframes pulseRing {
  0% { transform: translate(-50%, -50%) scale(0.45); opacity: 1; }
  100% { transform: translate(-50%, -50%) scale(2.1); opacity: 0; }
}

@keyframes volcanoGlow {
  0%, 100% { filter: drop-shadow(0 0 4px rgba(255, 61, 206, 0.5)); }
  50% { filter: drop-shadow(0 0 12px rgba(255, 61, 206, 0.95)); }
}

body.insights-open #globe-container {
  filter: brightness(0.55) saturate(0.85);
}

body.insights-open .brand-hero {
  opacity: 0.35;
}

@media (max-width: 640px) {
  .hud {
    top: auto;
    bottom: 2.2rem;
    left: 0.5rem;
    right: 0.5rem;
    width: auto;
    max-height: 40vh;
    overflow: auto;
  }

  .brand-tagline {
    display: none;
  }

  .attrib {
    font-size: 0.55rem;
    white-space: normal;
    text-align: center;
    width: 90%;
  }
}