/* Nocturne design-system tokens + components (source of truth: design handoff
   _ds/nocturne-.../styles.css). Vendored here rather than referencing the
   handoff bundle so production doesn't depend on that directory existing. */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
  --color-bg: #161826;
  --color-surface: #232532;
  --color-text: #e9e9ed;
  --color-accent: #9184d9;
  --color-accent-2: #a7a1db;
  --color-divider: color-mix(in srgb, #e9e9ed 16%, transparent);

  --color-neutral-100: #f3f5fe;
  --color-neutral-200: #e4e7f5;
  --color-neutral-300: #cfd3e5;
  --color-neutral-400: #b2b6ca;
  --color-neutral-500: #9397ab;
  --color-neutral-600: #75798c;
  --color-neutral-700: #595d6c;
  --color-neutral-800: #3f424d;
  --color-neutral-900: #292b31;

  --color-accent-100: #f5f4ff;
  --color-accent-200: #e7e5fe;
  --color-accent-300: #d2cefd;
  --color-accent-400: #b5abfc;
  --color-accent-500: #968ae0;
  --color-accent-600: #796cbf;
  --color-accent-700: #5d5294;
  --color-accent-800: #423a6a;
  --color-accent-900: #2b2741;

  --font-heading: "Inter", system-ui, sans-serif;
  --font-heading-weight: 500;
  --font-body: "Inter", system-ui, sans-serif;

  --space-1: 2.8px;
  --space-2: 5.6px;
  --space-3: 8.4px;
  --space-4: 11.2px;
  --space-6: 16.8px;
  --space-8: 22.4px;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 14px;

  --shadow-sm: 0 0 0 1px #3f424d;
  --shadow-md: 0 0 0 1px #595d6c, 0 6px 18px rgba(0,0,0,.55);
  --shadow-lg: 0 0 0 1px #9397ab, 0 16px 40px rgba(0,0,0,.65);
}

*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0; background: var(--color-bg); color: var(--color-text);
  font-family: var(--font-body); font-size: 15px; line-height: 1.55; font-weight: 400;
}
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  line-height: 1.12; letter-spacing: -0.015em; margin: 0 0 var(--space-2);
}
h1 { font-size: 42px; }
h6 { font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; }
p { margin: 0 0 var(--space-3); }
a { color: var(--color-accent); text-underline-offset: 3px; text-decoration: none; }
a:hover { color: var(--color-accent-300); }
:focus { outline: none; }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

.text-muted { color: color-mix(in srgb, var(--color-text) 55%, transparent); }

@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }
.pulse-dot { animation: pulse 2s ease-in-out infinite; }
.pulse-dot.is-dormant { animation: none; opacity: .35; fill: var(--color-neutral-500); }

.hr {
  height: 1px; border: 0; margin: var(--space-4) 0;
  background: linear-gradient(to right,
    transparent, var(--color-divider) 48px,
    var(--color-divider) calc(100% - 48px), transparent);
}

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  cursor: pointer; text-decoration: none;
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 14px; line-height: 1.2; color: var(--color-text);
  background: transparent; border: 1px solid transparent;
  padding: var(--space-2) calc(var(--space-3) * 1.2);
  border-radius: var(--radius-md);
}
.btn-secondary { border-color: var(--color-divider); }
.btn-secondary:hover { background: color-mix(in srgb, var(--color-text) 7%, transparent); }
.btn-ghost { color: var(--color-accent); padding-inline: var(--space-1); }
.btn-ghost:hover { background: color-mix(in srgb, var(--color-accent) 10%, transparent); }
.btn-icon { width: 36px; height: 36px; padding: 0; }

.card {
  display: flex; flex-direction: column; gap: var(--space-2);
  padding: var(--space-3); border-radius: var(--radius-md); background: var(--color-surface);
}
.card-kicker { font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-accent); }
.card-title { font-family: var(--font-heading); font-weight: var(--font-heading-weight); font-size: 17px; line-height: 1.2; }
.card-body { margin: 0; font-size: 13px; opacity: 0.8; flex: 1; }
.elev-sm { box-shadow: var(--shadow-sm); }

.tag {
  display: inline-flex; align-items: center; gap: 5px; font-size: 11px;
  letter-spacing: 0.02em; padding: 3px 10px; border-radius: calc(var(--radius-md) * 0.75);
}
.tag-accent { background: var(--color-accent-800); color: var(--color-accent-100); }
.tag-neutral { background: var(--color-neutral-800); color: var(--color-neutral-100); }
.tag-outline { border: 1px solid var(--color-accent); color: var(--color-accent); gap: 6px; }
.tag-warn { border: 1px solid var(--color-neutral-500); color: var(--color-neutral-300); gap: 6px; }

.nav {
  display: flex; align-items: center; gap: var(--space-4);
  padding: var(--space-3) var(--space-4); border-bottom: 1px solid var(--color-divider);
  flex-wrap: wrap;
}
.nav-brand {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 18px; margin-right: auto; color: var(--color-text);
}
.nav-brand i { color: var(--color-accent); }
.nav a { color: inherit; text-decoration: none; font-size: 14px; }
.nav a:hover, .nav a[aria-current='page'] { color: var(--color-accent); }

.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th {
  text-align: left; font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase;
  color: color-mix(in srgb, var(--color-text) 60%, transparent); padding: var(--space-2);
}
.table td { padding: var(--space-2); }
.table thead tr {
  background: linear-gradient(to right, transparent, var(--color-divider) 48px,
    var(--color-divider) calc(100% - 48px), transparent) no-repeat bottom / 100% 1px;
}
.table tbody tr {
  background: linear-gradient(to right, transparent, color-mix(in srgb, var(--color-text) 8%, transparent) 48px,
    color-mix(in srgb, var(--color-text) 8%, transparent) calc(100% - 48px), transparent) no-repeat bottom / 100% 1px;
}

/* ── App layout (not in the original handoff -- our own structure/responsive) ── */

.page { min-height: 100vh; }
.page-main { max-width: 1200px; margin: 0 auto; padding: var(--space-8) var(--space-6); }

.page-header {
  display: flex; align-items: baseline; justify-content: space-between;
  flex-wrap: wrap; gap: var(--space-3); margin-bottom: var(--space-6);
}

.back-link { display: inline-flex; align-items: center; gap: 5px; font-size: 13px; margin-bottom: var(--space-4); }

.home-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: var(--space-6); align-items: start; }
.probe-stack { display: flex; flex-direction: column; gap: var(--space-4); }

.orrery-card { padding: var(--space-4); }
.orrery-card-head { display: flex; justify-content: space-between; align-items: center; }
.orrery-actions { display: flex; gap: var(--space-2); }

.modal-overlay {
  position: fixed; inset: 0; z-index: 50; padding: var(--space-6);
  background: color-mix(in srgb, #000 65%, transparent);
  display: flex; align-items: center; justify-content: center;
}
.modal-panel {
  display: flex; flex-direction: column; gap: var(--space-3);
  width: min(960px, 100%); max-height: 90vh;
  padding: var(--space-4); border-radius: var(--radius-lg);
  background: var(--color-surface); box-shadow: var(--shadow-lg);
}
.modal-head { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); flex-wrap: wrap; }
.modal-scale-toggle { display: flex; gap: var(--space-2); }
.modal-scale-toggle .btn.is-active { border-color: var(--color-accent); color: var(--color-accent); }
.modal-canvas { background: var(--color-bg); border-radius: var(--radius-md); display: block; touch-action: none; }
.modal-controls { display: flex; align-items: center; gap: var(--space-2); }
[x-cloak] { display: none !important; }

.probe-card { padding: var(--space-4); gap: var(--space-3); }
.probe-card-head { display: flex; justify-content: space-between; align-items: center; }
.stat-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-3); }
.stat-label { font-size: 11px; }
.stat-value { font-size: 20px; font-family: var(--font-heading); }
.stat-value-sm { font-size: 15px; }

.quick-facts { padding: var(--space-4); background: transparent; border: 1px solid var(--color-divider); }

.footer-meta {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--space-3); font-size: 12px;
}
.stale-note { color: var(--color-neutral-400); }

.detail-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-3); margin-bottom: var(--space-6); }
.detail-stat-value { font-size: 26px; font-family: var(--font-heading); }
.detail-two-col { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-6); margin-bottom: var(--space-6); }
.detail-instruments { padding: var(--space-4); margin-bottom: var(--space-6); }

.error-card { max-width: 560px; margin: 15vh auto; padding: var(--space-6); text-align: center; }

@media (max-width: 860px) {
  .home-grid, .detail-two-col { grid-template-columns: 1fr; }
  .detail-stats { grid-template-columns: repeat(2, 1fr); }
  .page-main { padding: var(--space-6) var(--space-4); }
  h1 { font-size: 32px; }
}

@media (max-width: 520px) {
  .stat-grid-3 { grid-template-columns: 1fr; }
  .detail-stats { grid-template-columns: 1fr; }
  .nav { gap: var(--space-3); }
}