:root {
  --bg: #05070f;
  --bg-raised: #0c1322;
  --bg-sunk: #04060d;
  --bg-input: #0a1120;
  --line: #1a2540;
  --line-bright: #2b3d63;
  --ink: #e8eefb;
  --ink-dim: #97a5c2;
  --ink-faint: #66738f;
  --accent: #4dd8ff;
  --accent-deep: #1b7fb8;
  --warm: #ffb454;
  --good: #4ade8a;
  --bad: #ff6b6b;
  --radius: 14px;
  --radius-sm: 8px;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", "JetBrains Mono", Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --shadow: 0 18px 40px -24px rgba(0, 0, 0, 0.9);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  position: relative;
}

/* Star field drawn with gradients: no image requests, no third-party assets. */
.starfield {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(1.2px 1.2px at 12% 18%, rgba(255,255,255,0.55), transparent),
    radial-gradient(1px 1px at 34% 62%, rgba(255,255,255,0.4), transparent),
    radial-gradient(1.4px 1.4px at 58% 28%, rgba(255,255,255,0.5), transparent),
    radial-gradient(1px 1px at 76% 74%, rgba(255,255,255,0.35), transparent),
    radial-gradient(1.1px 1.1px at 88% 36%, rgba(255,255,255,0.45), transparent),
    radial-gradient(1px 1px at 22% 84%, rgba(255,255,255,0.3), transparent),
    radial-gradient(900px 500px at 78% -8%, rgba(27, 127, 184, 0.13), transparent),
    radial-gradient(700px 420px at 8% 4%, rgba(77, 216, 255, 0.07), transparent);
  pointer-events: none;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------------------------------------------------------- topbar */

.topbar {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  padding: 0.85rem 1.6rem;
  border-bottom: 1px solid var(--line);
  background: rgba(4, 6, 13, 0.86);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 20;
  flex-wrap: wrap;
}

.brand { display: flex; align-items: center; gap: 0.6rem; color: var(--ink); font-weight: 650; }
.brand:hover { text-decoration: none; }

.brand-mark {
  width: 15px; height: 15px;
  border-radius: 50%;
  background: radial-gradient(circle at 32% 30%, #b8e9ff, var(--accent) 55%, #10496b);
  box-shadow: 0 0 14px rgba(77, 216, 255, 0.65);
}
.brand-text { letter-spacing: 0.05em; font-size: 1.02rem; }

.mainnav { display: flex; gap: 1.15rem; flex-wrap: wrap; margin-right: auto; }
.mainnav a {
  color: var(--ink-dim);
  font-size: 0.9rem;
  padding: 0.15rem 0;
  border-bottom: 1.5px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}
.mainnav a:hover { color: var(--ink); text-decoration: none; }
.mainnav a.on { color: var(--ink); border-bottom-color: var(--accent); }

.topbar-right { display: flex; align-items: center; gap: 1rem; }

.link-state {
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--ink-faint);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.link-state::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.65;
}
.link-state[data-state="live"] { color: var(--good); }
.link-state[data-state="live"]::before { animation: blink 2s ease-in-out infinite; }
.link-state[data-state="lost"] { color: var(--warm); }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.25; } }

.langswitch { display: flex; border: 1px solid var(--line); border-radius: 999px; overflow: hidden; }
.langswitch a {
  padding: 0.2rem 0.6rem;
  font-size: 0.7rem;
  font-family: var(--mono);
  color: var(--ink-faint);
  letter-spacing: 0.06em;
}
.langswitch a:hover { color: var(--ink); text-decoration: none; background: rgba(77,216,255,0.07); }
.langswitch a.on { background: var(--accent); color: #041019; font-weight: 600; }

/* ---------------------------------------------------------- layout */

main { max-width: 1240px; margin: 0 auto; padding: 2.2rem 1.6rem 3.5rem; }

.hero { margin-bottom: 2rem; }
.hero.narrow { max-width: 66ch; }
.hero h1 {
  font-size: clamp(1.8rem, 4.2vw, 2.6rem);
  margin: 0 0 0.7rem;
  letter-spacing: -0.02em;
  line-height: 1.15;
  background: linear-gradient(180deg, #ffffff, #a9c4e8);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p { color: var(--ink-dim); margin: 0; max-width: 72ch; }
.hero.notfound { padding: 3rem 0; }

.dash {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.1rem;
}
.span-2 { grid-column: span 2; }
.span-3 { grid-column: 1 / -1; }

.card {
  background: linear-gradient(180deg, rgba(14,21,38,0.95), rgba(9,14,26,0.95));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.15rem 1.25rem 1.3rem;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(77,216,255,0.35), transparent);
}

.card-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.9rem;
  flex-wrap: wrap;
}
.card-head h2 {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.13em;
  color: var(--ink-faint);
  margin: 0;
  font-weight: 600;
}
.card-link { font-size: 0.8rem; white-space: nowrap; }
.card-link::after { content: " \2192"; }

.sub { font-size: 0.8rem; color: var(--ink-dim); margin: 0.9rem 0 0.3rem; font-weight: 600; }

.stack { display: flex; flex-direction: column; gap: 0.8rem; }

/* ---------------------------------------------------------- metrics */

.metric {
  font-size: clamp(2.2rem, 5vw, 3rem);
  font-family: var(--mono);
  margin: 0 0 0.15rem;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.metric.big { font-size: clamp(2.8rem, 7vw, 4rem); }
.metric[data-level="minor storm"],
.metric[data-level="moderate storm"] { color: var(--warm); }
.metric[data-level="strong storm"],
.metric[data-level="severe storm"] { color: var(--bad); }
.metric-note { margin: 0 0 0.5rem; font-size: 0.82rem; color: var(--ink-dim); }

.readout {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(96px, 1fr));
  gap: 0.85rem 1rem;
  margin-top: 1rem;
}
.wide-readout { grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); }

.label {
  display: block;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-faint);
  margin-bottom: 0.15rem;
}
.value {
  font-family: var(--mono);
  font-size: 1.2rem;
  color: var(--ink);
  transition: color 0.4s ease;
}
.value.small { font-size: 0.95rem; }
.unit { font-family: var(--mono); font-size: 0.72rem; color: var(--ink-faint); margin-left: 0.25rem; }
.value.tick { color: var(--accent); transition: none; }

.muted { color: var(--ink-faint); font-size: 0.86rem; }
.muted.note { margin-top: 1rem; line-height: 1.65; }
.muted.small { font-size: 0.78rem; }
.mono { font-family: var(--mono); }
.strong { color: var(--ink); font-weight: 500; }

.plain { list-style: none; padding: 0; margin: 0.5rem 0 0; }
.plain li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.3rem 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.88rem;
}
.plain li:last-child { border-bottom: none; }

.pill {
  display: inline-block;
  padding: 0.1rem 0.55rem;
  border: 1px solid var(--line-bright);
  border-radius: 999px;
  font-size: 0.7rem;
  color: var(--ink-dim);
  white-space: nowrap;
}
.pill.good { border-color: rgba(74,222,138,0.4); color: var(--good); }
.pill.warm { border-color: rgba(255,180,84,0.4); color: var(--warm); }

/* ---------------------------------------------------------- charts */

.spark { width: 100%; height: 28px; margin: 0.4rem 0 0.6rem; display: block; }
.chart { width: 100%; height: 110px; display: block; }
.spark-line { fill: none; stroke: var(--accent); stroke-width: 1.2; vector-effect: non-scaling-stroke; }
.chart-grid line { stroke: var(--line); stroke-width: 0.5; vector-effect: non-scaling-stroke; }

/* ---------------------------------------------------------- tables */

table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
th {
  text-align: left;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-faint);
  font-weight: 600;
  padding: 0 0.7rem 0.55rem 0;
  white-space: nowrap;
}
td { padding: 0.6rem 0.7rem 0.6rem 0; border-top: 1px solid var(--line); vertical-align: top; }
tbody tr:hover td { background: rgba(77, 216, 255, 0.03); }
.scale td:first-child { white-space: nowrap; color: var(--accent); }
.passes td:first-child { white-space: nowrap; }

/* ---------------------------------------------------------- launches */

.launch-row {
  display: flex;
  gap: 1.6rem;
  background: linear-gradient(180deg, rgba(14,21,38,0.9), rgba(9,14,26,0.9));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem 1.3rem;
  flex-wrap: wrap;
  transition: border-color 0.2s ease;
}
.launch-row:hover { border-color: var(--line-bright); }
.launch-when { display: flex; flex-direction: column; gap: 0.4rem; min-width: 200px; }
.countdown { font-size: 1.05rem; color: var(--accent); }
.launch-what { flex: 1; min-width: 240px; }
.launch-what h2 {
  font-size: 1rem;
  text-transform: none;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0 0 0.2rem;
  font-weight: 550;
}
.launch-what p { margin: 0.1rem 0; }

/* ---------------------------------------------------------- map */

.map-frame {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 1.6rem;
  background: var(--bg-sunk);
  aspect-ratio: 2 / 1;
}
.map-frame.compact { margin-bottom: 0; }
.map-base { display: block; width: 100%; height: 100%; }

.map-overlay { position: absolute; inset: 0; width: 100%; height: 100%; }
.track-past {
  fill: none;
  stroke: rgba(77, 216, 255, 0.35);
  stroke-width: 1;
  stroke-dasharray: 2 2;
  vector-effect: non-scaling-stroke;
}
.track-future {
  fill: none;
  stroke: rgba(255, 180, 84, 0.6);
  stroke-width: 1.2;
  vector-effect: non-scaling-stroke;
}

.marker {
  position: absolute;
  transform: translate(-50%, -50%);
  transition: left 1.1s linear, top 1.1s linear;
  display: flex;
  flex-direction: column;
  align-items: center;
  pointer-events: none;
  z-index: 2;
}
.marker-dot {
  width: 11px; height: 11px;
  border-radius: 50%;
  background: var(--warm);
  box-shadow: 0 0 0 4px rgba(255, 180, 84, 0.2), 0 0 18px rgba(255, 180, 84, 0.85);
  animation: pulse 2.6s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(255,180,84,0.2), 0 0 18px rgba(255,180,84,0.85); }
  50% { box-shadow: 0 0 0 10px rgba(255,180,84,0.05), 0 0 24px rgba(255,180,84,0.6); }
}
.marker-label {
  margin-top: 5px;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  color: var(--warm);
  text-shadow: 0 1px 5px #000;
  white-space: nowrap;
}
.marker.observer { transition: none; }
.marker.observer .marker-dot {
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(77,216,255,0.18), 0 0 16px rgba(77,216,255,0.8);
  animation: none;
  width: 9px; height: 9px;
}
.marker.observer .marker-label { color: var(--accent); }

/* ---------------------------------------------------------- locator */

.locator {
  background: linear-gradient(180deg, rgba(14,21,38,0.95), rgba(9,14,26,0.95));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.2rem 1.3rem;
  margin-bottom: 1.6rem;
}
.locator-actions { display: flex; gap: 1.2rem; align-items: flex-end; flex-wrap: wrap; }
.manual { display: flex; gap: 0.7rem; align-items: flex-end; flex-wrap: wrap; }
.manual label { display: flex; flex-direction: column; gap: 0.2rem; }

input[type="number"] {
  background: var(--bg-input);
  border: 1px solid var(--line-bright);
  border-radius: var(--radius-sm);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 0.92rem;
  padding: 0.45rem 0.6rem;
  width: 8.5rem;
}
input[type="number"]:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(77,216,255,0.12); }

.btn {
  background: var(--bg-input);
  border: 1px solid var(--line-bright);
  border-radius: var(--radius-sm);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 0.88rem;
  padding: 0.48rem 1rem;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
  display: inline-block;
}
.btn:hover { border-color: var(--accent); text-decoration: none; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #04121b; font-weight: 600; }
.btn.primary:hover { background: #6ee0ff; }

.locator-state { margin: 0.9rem 0 0; font-size: 0.85rem; color: var(--ink-dim); }
.locator-state[data-tone="error"] { color: var(--warm); }

.satpick { display: flex; gap: 0.4rem; }
.chip {
  background: transparent;
  border: 1px solid var(--line-bright);
  border-radius: 999px;
  color: var(--ink-dim);
  font-size: 0.76rem;
  padding: 0.2rem 0.75rem;
  cursor: pointer;
  font-family: var(--sans);
}
.chip:hover { color: var(--ink); border-color: var(--accent); }
.chip.on { background: rgba(77,216,255,0.14); border-color: var(--accent); color: var(--accent); }

.overhead-list { list-style: none; padding: 0; margin: 0; }
.overhead-list li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.8rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--line);
}
.overhead-list li:last-child { border-bottom: none; }
.overhead-name { font-weight: 550; }
.overhead-detail { font-family: var(--mono); font-size: 0.8rem; color: var(--ink-faint); }
.overhead-visible .overhead-name { color: var(--good); }

/* ---------------------------------------------------------- prose */

.prose { max-width: 70ch; }
.prose h2 { font-size: 1.05rem; margin: 2rem 0 0.5rem; letter-spacing: -0.01em; }
.prose ul { padding-left: 1.2rem; }
.prose li { margin: 0.35rem 0; }
.prose p { color: var(--ink-dim); }
.prose strong { color: var(--ink); }

/* ---------------------------------------------------------- footer */

footer {
  border-top: 1px solid var(--line);
  padding: 1.8rem 1.6rem;
  text-align: center;
  background: rgba(4, 6, 13, 0.7);
}
footer p { margin: 0.3rem auto; font-size: 0.82rem; max-width: 80ch; }
.footer-brand { color: var(--ink-dim); }

/* ---------------------------------------------------------- responsive */

@media (max-width: 900px) {
  .dash { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .span-2, .span-3 { grid-column: 1 / -1; }
}

@media (max-width: 640px) {
  .topbar { gap: 0.7rem; padding: 0.75rem 1rem; }
  .mainnav { gap: 0.85rem; order: 3; width: 100%; font-size: 0.85rem; }
  .topbar-right { margin-left: auto; }
  main { padding: 1.6rem 1rem 2.5rem; }
  .dash { grid-template-columns: 1fr; }
  .manual { width: 100%; }
  input[type="number"] { width: 100%; }
  .manual label { flex: 1; min-width: 8rem; }
}

/* ---------------------------------------------------------- headline answer */

.answer { margin-bottom: 1.6rem; }
.answer-question {
  font-size: clamp(1.9rem, 5vw, 3rem);
  margin: 0 0 1rem;
  letter-spacing: -0.025em;
  line-height: 1.1;
  background: linear-gradient(180deg, #ffffff, #a9c4e8);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.answer-body {
  background: linear-gradient(180deg, rgba(14,21,38,0.95), rgba(9,14,26,0.95));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.3rem 1.4rem;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: flex-start;
  position: relative;
}
.answer-prompt { margin: 0; color: var(--ink-dim); }
.answer-when { margin: 0; font-size: clamp(1.3rem, 3.2vw, 1.9rem); font-family: var(--mono); }
.answer-when strong { color: var(--accent); font-weight: 600; }
.answer-until { color: var(--ink-faint); font-size: 0.8em; }
.answer-detail { margin: 0; color: var(--ink-dim); font-size: 0.95rem; }
.answer-sky { align-self: flex-start; margin: 0.4rem 0; }

/* ---------------------------------------------------------- city search */

.locator-row { display: flex; gap: 0.8rem; align-items: flex-end; flex-wrap: wrap; }
.search-wrap { position: relative; flex: 1; min-width: 240px; }
.search-wrap input[type="text"] {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--line-bright);
  border-radius: var(--radius-sm);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1rem;
  padding: 0.55rem 0.75rem;
}
.search-wrap input[type="text"]:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(77,216,255,0.12);
}
.search-results {
  position: absolute;
  z-index: 15;
  top: calc(100% + 4px);
  left: 0; right: 0;
  list-style: none;
  margin: 0;
  padding: 0.25rem;
  background: #0b1322;
  border: 1px solid var(--line-bright);
  border-radius: var(--radius-sm);
  box-shadow: 0 20px 40px -20px rgba(0,0,0,0.95);
  max-height: 17rem;
  overflow-y: auto;
}
.search-item {
  display: flex;
  justify-content: space-between;
  gap: 0.8rem;
  padding: 0.45rem 0.6rem;
  border-radius: 6px;
  cursor: pointer;
}
.search-item:hover, .search-item:focus {
  background: rgba(77,216,255,0.1);
  outline: none;
}
.search-meta { font-family: var(--mono); font-size: 0.75rem; color: var(--ink-faint); }
.search-empty { padding: 0.45rem 0.6rem; color: var(--ink-faint); font-size: 0.85rem; }

.manual-details { margin-top: 0.9rem; }
.manual-details summary {
  cursor: pointer;
  color: var(--ink-faint);
  font-size: 0.83rem;
  list-style: none;
}
.manual-details summary::marker { content: ""; }
.manual-details summary::before { content: "+ "; color: var(--accent); }
.manual-details[open] summary::before { content: "− "; }
.manual-details .manual { margin-top: 0.8rem; }

/* ---------------------------------------------------------- pass cards */

.head-controls { display: flex; gap: 0.8rem; align-items: center; flex-wrap: wrap; }
.btn.small { font-size: 0.8rem; padding: 0.32rem 0.7rem; }

.toggle { display: flex; align-items: center; gap: 0.4rem; font-size: 0.8rem; color: var(--ink-dim); cursor: pointer; }
.toggle input { accent-color: var(--accent); }

.pass {
  display: flex;
  gap: 1.3rem;
  padding: 1rem 0;
  border-top: 1px solid var(--line);
  align-items: flex-start;
  flex-wrap: wrap;
}
.pass:first-of-type { border-top: none; }
.pass-dim { opacity: 0.62; }
.pass-sky { flex: 0 0 auto; }
.pass-info { flex: 1; min-width: 240px; }
.pass-head { display: flex; gap: 0.7rem; align-items: baseline; flex-wrap: wrap; margin-bottom: 0.6rem; }
.pass-date { font-size: 1.02rem; font-weight: 550; }
.pass-visible .pass-date { color: var(--accent); }

.pass-facts {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.2rem 0.9rem;
  margin: 0;
  font-size: 0.86rem;
}
.pass-facts dt { color: var(--ink-faint); }
.pass-facts dd { margin: 0; color: var(--ink); }

/* ---------------------------------------------------------- sky chart */

.sky { width: 150px; height: 150px; display: block; }
.sky-ring { fill: none; stroke: var(--line-bright); stroke-width: 0.6; }
.sky-label { fill: var(--ink-faint); font-size: 8px; font-family: var(--mono); }
.sky-path { fill: none; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.sky-path.visible { stroke: var(--warm); }
.sky-path.dim { stroke: var(--line-bright); stroke-dasharray: 2 2; }
.sky-start { fill: var(--good); }
.sky-end { fill: var(--bad); }

/* ---------------------------------------------------------- motion */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .marker { transition: none !important; }
}

.satselect {
  background: var(--bg-input);
  border: 1px solid var(--line-bright);
  border-radius: 999px;
  color: var(--ink-dim);
  font-family: var(--sans);
  font-size: 0.76rem;
  padding: 0.22rem 0.6rem;
  max-width: 15rem;
}
.satselect:focus { outline: none; border-color: var(--accent); color: var(--ink); }

/* Wide tables must scroll inside their card, not spill out of the viewport. */
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.table-scroll table { min-width: 30rem; }

.apod { display: grid; grid-template-columns: minmax(0, 320px) 1fr; gap: 1.2rem; align-items: start; }
.apod-image {
  width: 100%;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  display: block;
}
.apod-text h3 { margin: 0 0 0.4rem; font-size: 1rem; font-weight: 550; }
.apod-text p { margin: 0 0 0.4rem; line-height: 1.6; }

@media (max-width: 700px) {
  .apod { grid-template-columns: 1fr; }
}

.btn.ghost { border-color: var(--line); color: var(--ink-faint); }
.btn.ghost:hover { border-color: var(--bad); color: var(--ink-dim); }