:root {
  color-scheme: dark;
  --ink: #f4f7ff;
  --ink-soft: #c4cde0;
  --ink-muted: #8c98b0;
  --night: #050812;
  --night-raised: #0a1020;
  --panel: rgba(16, 24, 44, 0.82);
  --panel-solid: #10182c;
  --panel-hover: #15213b;
  --line: rgba(164, 184, 224, 0.18);
  --line-strong: rgba(164, 184, 224, 0.35);
  --cyan: #66e3ff;
  --cyan-soft: rgba(102, 227, 255, 0.13);
  --violet: #a995ff;
  --violet-soft: rgba(169, 149, 255, 0.14);
  --amber: #ffd479;
  --amber-soft: rgba(255, 212, 121, 0.13);
  --green: #79e6bd;
  --green-soft: rgba(121, 230, 189, 0.12);
  --red: #ff9b9b;
  --red-soft: rgba(255, 155, 155, 0.12);
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.32);
  --radius-sm: 0.55rem;
  --radius-md: 0.9rem;
  --radius-lg: 1.35rem;
  --content: 76rem;
  --reading: 48rem;
  --font-sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5.5rem;
}

body {
  min-width: 18rem;
  margin: 0;
  background:
    radial-gradient(circle at 12% -8%, rgba(87, 103, 255, 0.19), transparent 32rem),
    radial-gradient(circle at 92% 12%, rgba(45, 207, 236, 0.1), transparent 27rem),
    linear-gradient(180deg, #060a15 0%, var(--night) 52%, #070b14 100%);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.62;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  z-index: -1;
  inset: 0;
  background-image:
    radial-gradient(circle, rgba(255, 255, 255, 0.56) 0 1px, transparent 1.4px),
    radial-gradient(circle, rgba(113, 217, 255, 0.32) 0 1px, transparent 1.4px);
  background-position:
    0 0,
    4.8rem 7rem;
  background-size:
    11rem 11rem,
    17rem 17rem;
  content: "";
  mask-image: linear-gradient(to bottom, black, transparent 64rem);
  opacity: 0.14;
  pointer-events: none;
}

img,
svg {
  display: block;
  max-width: 100%;
}

button,
input,
select {
  font: inherit;
}

button,
select {
  cursor: pointer;
}

a {
  color: var(--cyan);
  text-underline-offset: 0.2em;
}

a:hover {
  color: #b0f1ff;
}

:focus-visible {
  outline: 3px solid var(--amber);
  outline-offset: 3px;
}

::selection {
  background: rgba(102, 227, 255, 0.26);
  color: #fff;
}

[hidden] {
  display: none !important;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.65rem 0.9rem;
  border-radius: var(--radius-sm);
  background: var(--ink);
  color: var(--night);
  font-weight: 800;
  transform: translateY(-180%);
  transition: transform 160ms ease;
}

.skip-link:focus {
  color: var(--night);
  transform: translateY(0);
}

.container,
.site-header__inner,
main > section,
main > article,
.site-footer__inner {
  width: min(calc(100% - 2rem), var(--content));
  margin-inline: auto;
}

.site-header,
body > header {
  position: sticky;
  z-index: 30;
  top: 0;
  border-bottom: 1px solid var(--line);
  background: rgba(5, 8, 18, 0.83);
  backdrop-filter: blur(18px) saturate(1.25);
}

.site-header__inner,
body > header:not(.hero) {
  display: flex;
  min-height: 4.5rem;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
}

.brand::before {
  width: 1.05rem;
  height: 1.05rem;
  border: 2px solid var(--cyan);
  border-radius: 50%;
  box-shadow:
    0 0 0 0.28rem rgba(102, 227, 255, 0.08),
    0 0 1.2rem rgba(102, 227, 255, 0.35);
  content: "";
}

.site-nav,
body > header nav {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.site-nav a,
body > header nav a {
  padding: 0.45rem 0.7rem;
  border-radius: 999px;
  color: var(--ink-soft);
  font-size: 0.88rem;
  font-weight: 650;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current="page"],
body > header nav a:hover,
body > header nav a[aria-current="page"] {
  background: var(--cyan-soft);
  color: var(--ink);
}

main {
  display: block;
  overflow: clip;
}

main > section,
main > article {
  padding-block: clamp(3.8rem, 7vw, 6.5rem);
}

main > section + section {
  border-top: 1px solid rgba(164, 184, 224, 0.1);
}

.hero {
  position: relative;
  isolation: isolate;
  display: grid;
  min-height: min(43rem, calc(100svh - 4.5rem));
  align-content: center;
  padding-block: clamp(5rem, 10vw, 9rem);
}

.hero::after {
  position: absolute;
  z-index: -1;
  top: 8%;
  right: -8rem;
  width: min(54vw, 38rem);
  aspect-ratio: 1;
  border: 1px solid rgba(102, 227, 255, 0.18);
  border-radius: 50%;
  background:
    radial-gradient(circle at 38% 34%, rgba(255, 255, 255, 0.9) 0 0.16%, transparent 0.4%),
    radial-gradient(circle at 45% 45%, rgba(102, 227, 255, 0.18), rgba(71, 60, 185, 0.05) 38%, transparent 66%);
  box-shadow:
    inset 0 0 4rem rgba(102, 227, 255, 0.05),
    0 0 8rem rgba(58, 89, 212, 0.08);
  content: "";
  opacity: 0.85;
}

.hero__content {
  max-width: 52rem;
}

.eyebrow,
.section-kicker {
  margin: 0 0 0.75rem;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  color: var(--ink);
  font-weight: 780;
  letter-spacing: -0.035em;
  line-height: 1.08;
}

h1 {
  max-width: 15ch;
  margin: 0;
  font-size: clamp(3rem, 8vw, 6.8rem);
}

h2 {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 4.8vw, 3.8rem);
}

h3 {
  margin: 0;
  font-size: 1.2rem;
}

.hero__lede,
.section-intro {
  max-width: 43rem;
  margin: 1.35rem 0 0;
  color: var(--ink-soft);
  font-size: clamp(1.05rem, 2vw, 1.28rem);
}

.hero__meta,
.meta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem 1.25rem;
  margin-top: 2rem;
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.health-label,
.status-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.health-label::before,
.status-label::before {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0.8rem rgba(121, 230, 189, 0.6);
  content: "";
}

.metrics-grid,
.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin-top: 2.5rem;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--line);
}

.metric {
  min-height: 8.5rem;
  padding: 1.25rem;
  background: var(--panel-solid);
}

.metric__value {
  display: block;
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: clamp(1.75rem, 3.2vw, 2.7rem);
  font-weight: 700;
  letter-spacing: -0.06em;
  line-height: 1;
}

.metric__label {
  display: block;
  margin-top: 0.75rem;
  color: var(--ink-muted);
  font-size: 0.84rem;
  line-height: 1.35;
}

.release-panel,
.release-card {
  position: relative;
  margin-top: 2.5rem;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(135deg, rgba(102, 227, 255, 0.08), transparent 42%),
    var(--panel);
  box-shadow: var(--shadow);
}

.release-panel::before,
.release-card::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 0.25rem;
  background: linear-gradient(var(--cyan), var(--violet));
  content: "";
}

.release-panel__header,
.release-card__header,
.release-summary {
  padding: clamp(1.4rem, 3vw, 2.25rem);
}

.release-panel__header p,
.release-card__header p,
.release-summary p {
  max-width: 50rem;
  margin: 0.8rem 0 0;
  color: var(--ink-soft);
}

.release-grid,
.release-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--line);
}

.release-stat {
  padding: 1.25rem clamp(1rem, 2.5vw, 1.8rem);
  border-right: 1px solid var(--line);
}

.release-stat:last-child {
  border-right: 0;
}

.release-stat strong {
  display: block;
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 1.6rem;
}

.release-stat span {
  color: var(--ink-muted);
  font-size: 0.78rem;
  text-transform: uppercase;
}

.standout-list {
  display: grid;
  gap: 0.75rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.standout-list li {
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(5, 8, 18, 0.4);
}

.collections-grid,
.collection-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 2.5rem;
}

.collection-card {
  position: relative;
  display: flex;
  min-height: 10.5rem;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.25rem;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(155deg, rgba(23, 34, 61, 0.9), rgba(10, 16, 32, 0.92));
  color: var(--ink);
  text-decoration: none;
  transition:
    border-color 180ms ease,
    transform 180ms ease,
    background-color 180ms ease;
}

.collection-card::after {
  align-self: flex-end;
  color: var(--cyan);
  content: "Explore →";
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
}

.collection-card:hover {
  border-color: rgba(102, 227, 255, 0.5);
  background: var(--panel-hover);
  color: var(--ink);
  transform: translateY(-3px);
}

.collection-card strong {
  display: block;
  font-size: 1.05rem;
  line-height: 1.25;
}

.collection-card span,
.collection-card p {
  margin: 0.4rem 0 0;
  color: var(--ink-muted);
  font-size: 0.84rem;
  line-height: 1.45;
}

.collection-card__count {
  color: var(--cyan) !important;
  font-family: var(--font-mono);
  font-size: 1.5rem !important;
  font-weight: 700;
}

.timeline {
  display: grid;
  gap: 0.8rem;
  margin-top: 2.5rem;
  padding: clamp(1rem, 3vw, 2rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
}

.timeline__row {
  display: grid;
  grid-template-columns: minmax(7rem, 0.6fr) minmax(10rem, 3fr) minmax(3rem, auto);
  align-items: center;
  gap: 0.8rem;
  color: var(--ink-soft);
  font-size: 0.82rem;
}

.timeline__track {
  height: 0.55rem;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(164, 184, 224, 0.1);
}

.timeline__bar {
  display: block;
  min-width: 2px;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--violet), var(--cyan));
}

.timeline__value {
  color: var(--ink);
  font-family: var(--font-mono);
  text-align: right;
}

.explorer,
#explore {
  width: min(calc(100% - 1rem), calc(var(--content) + 1rem));
}

.explorer-shell {
  margin-top: 2.5rem;
  padding: clamp(1rem, 2vw, 1.5rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(7, 12, 25, 0.76);
  box-shadow: var(--shadow);
}

#explorer-controls {
  display: grid;
  grid-template-columns: minmax(15rem, 2.2fr) repeat(3, minmax(8.5rem, 1fr));
  gap: 0.85rem;
  padding: 0.25rem;
}

.control {
  min-width: 0;
}

.control--search {
  grid-column: span 1;
}

.control label,
#explorer-controls label {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 0.69rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

#explorer-controls input,
#explorer-controls select {
  width: 100%;
  min-height: 2.85rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: #0a1121;
  color: var(--ink);
  padding: 0.64rem 0.75rem;
}

#explorer-controls input::placeholder {
  color: #6f7d98;
}

#explorer-controls input:hover,
#explorer-controls select:hover {
  border-color: rgba(102, 227, 255, 0.48);
}

#explorer-controls input:focus,
#explorer-controls select:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(102, 227, 255, 0.14);
  outline: 0;
}

.explorer-actions {
  display: flex;
  align-items: end;
}

#clear-filters,
.button,
.pagination-controls button {
  display: inline-flex;
  min-height: 2.65rem;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: rgba(164, 184, 224, 0.08);
  color: var(--ink-soft);
  padding: 0.55rem 0.85rem;
  font-weight: 700;
  text-decoration: none;
}

#clear-filters:hover,
.button:hover,
.pagination-controls button:hover:not(:disabled) {
  border-color: var(--cyan);
  background: var(--cyan-soft);
  color: var(--ink);
}

#clear-filters {
  width: 100%;
}

.catalog-meta {
  display: flex;
  min-height: 4.5rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin: 1rem 0 0;
  padding: 1rem 0.25rem;
  border-top: 1px solid var(--line);
}

#catalog-status {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

#catalog-status strong {
  color: var(--ink);
  font-family: var(--font-mono);
}

.active-collection {
  display: inline-flex;
  align-items: center;
  margin-left: 0.5rem;
  padding: 0.22rem 0.55rem;
  border: 1px solid rgba(102, 227, 255, 0.34);
  border-radius: 999px;
  background: var(--cyan-soft);
  color: var(--cyan);
  font-size: 0.72rem;
  font-weight: 750;
}

#catalog-loading,
#catalog-error,
.catalog-empty {
  margin: 1rem 0 0;
  padding: clamp(2rem, 7vw, 5rem) 1.25rem;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius-lg);
  color: var(--ink-muted);
  text-align: center;
}

#catalog-loading::before {
  display: block;
  width: 1.2rem;
  height: 1.2rem;
  margin: 0 auto 0.75rem;
  border: 2px solid var(--line-strong);
  border-top-color: var(--cyan);
  border-radius: 50%;
  animation: spin 750ms linear infinite;
  content: "";
}

#catalog-error {
  border-color: rgba(255, 155, 155, 0.35);
  background: var(--red-soft);
  color: #ffd3d3;
}

#catalog-results {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 0.25rem;
}

.planet-card {
  position: relative;
  display: flex;
  min-width: 0;
  min-height: 17rem;
  flex-direction: column;
  padding: 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background:
    radial-gradient(circle at 100% 0, rgba(102, 227, 255, 0.07), transparent 38%),
    var(--panel);
  transition:
    border-color 170ms ease,
    transform 170ms ease,
    background-color 170ms ease;
}

.planet-card:hover,
.planet-card:focus-within {
  border-color: rgba(102, 227, 255, 0.48);
  background-color: var(--panel-hover);
  transform: translateY(-2px);
}

.planet-card__link {
  color: var(--ink);
  text-decoration: none;
}

.planet-card__link::after {
  position: absolute;
  inset: 0;
  content: "";
}

.planet-card__link:hover {
  color: var(--cyan);
}

.planet-card__host {
  margin: 0.25rem 0 0;
  overflow: hidden;
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 0.73rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.planet-card__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.6rem;
  margin: 1.1rem 0;
}

.planet-fact {
  min-width: 0;
  padding: 0.7rem;
  border-radius: 0.55rem;
  background: rgba(4, 8, 18, 0.48);
}

.planet-fact dt {
  overflow: hidden;
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 0.63rem;
  letter-spacing: 0.04em;
  text-overflow: ellipsis;
  text-transform: uppercase;
  white-space: nowrap;
}

.planet-fact dd {
  margin: 0.25rem 0 0;
  overflow: hidden;
  color: var(--ink);
  font-size: 0.91rem;
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.planet-card__discovery {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.79rem;
}

.planet-card__reason {
  margin: 0.8rem 0 0;
  color: var(--ink-soft);
  font-size: 0.82rem;
  line-height: 1.45;
}

.planet-card__footer {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: auto;
  padding-top: 1rem;
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 1.6rem;
  padding: 0.2rem 0.48rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.tag--standout {
  border-color: rgba(255, 212, 121, 0.35);
  background: var(--amber-soft);
  color: var(--amber);
}

.tag--hz {
  border-color: rgba(121, 230, 189, 0.35);
  background: var(--green-soft);
  color: var(--green);
}

.evidence-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  width: max-content;
  max-width: 100%;
  min-height: 1.55rem;
  padding: 0.17rem 0.45rem;
  border: 1px solid var(--line-strong);
  border-radius: 0.38rem;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  line-height: 1.1;
  text-transform: uppercase;
}

.evidence-badge--measured {
  border-style: solid;
  border-color: rgba(121, 230, 189, 0.45);
  background: var(--green-soft);
  color: var(--green);
}

.evidence-badge--bounded {
  border-style: double;
  border-width: 3px;
  border-color: rgba(255, 212, 121, 0.5);
  background: var(--amber-soft);
  color: var(--amber);
}

.evidence-badge--derived {
  border-style: dashed;
  border-color: rgba(169, 149, 255, 0.55);
  background: var(--violet-soft);
  color: #c7baff;
}

.evidence-badge--absent {
  border-style: dotted;
  color: var(--ink-muted);
}

.pagination-controls,
#pagination {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.4rem;
  margin-top: 2rem;
}

.pagination-controls button,
#pagination button {
  min-width: 2.65rem;
}

.pagination-controls button[aria-current="page"],
#pagination button[aria-current="page"] {
  border-color: var(--cyan);
  background: var(--cyan);
  color: #031018;
}

.pagination-controls button:disabled,
#pagination button:disabled {
  cursor: not-allowed;
  opacity: 0.38;
}

.pagination-ellipsis {
  display: inline-grid;
  min-width: 2rem;
  place-items: center;
  color: var(--ink-muted);
}

#planet-dialog {
  width: min(54rem, calc(100% - 1rem));
  max-height: min(90vh, 58rem);
  margin: auto;
  padding: 0;
  overflow: auto;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background: #0c1427;
  color: var(--ink);
  box-shadow: 0 2rem 8rem rgba(0, 0, 0, 0.72);
}

#planet-dialog::backdrop {
  background: rgba(1, 4, 10, 0.78);
  backdrop-filter: blur(6px);
}

.planet-dialog__bar {
  position: sticky;
  z-index: 3;
  top: 0;
  display: flex;
  min-height: 3.5rem;
  align-items: center;
  justify-content: flex-end;
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid var(--line);
  background: rgba(12, 20, 39, 0.92);
  backdrop-filter: blur(12px);
}

#planet-dialog-close {
  display: inline-grid;
  width: 2.45rem;
  height: 2.45rem;
  padding: 0;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: rgba(164, 184, 224, 0.08);
  color: var(--ink);
  font-size: 1.25rem;
  line-height: 1;
  place-items: center;
}

#planet-dialog-close:hover {
  border-color: var(--cyan);
  background: var(--cyan-soft);
}

#planet-dialog-content {
  padding: clamp(1.25rem, 4vw, 2.5rem);
}

.planet-detail__header {
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--line);
}

.planet-detail__header h2 {
  margin-bottom: 0.45rem;
}

.planet-detail__identity {
  margin: 0;
  color: var(--ink-muted);
}

.planet-detail__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 1rem;
}

.planet-detail__section {
  margin-top: 2rem;
}

.planet-detail__section h3 {
  margin-bottom: 0.85rem;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}

.measurement-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.65rem;
  margin: 0;
}

.measurement {
  min-width: 0;
  padding: 0.9rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(4, 8, 18, 0.42);
}

.measurement dt {
  color: var(--ink-muted);
  font-size: 0.72rem;
  line-height: 1.3;
}

.measurement dd {
  margin: 0.35rem 0 0;
}

.measurement__value {
  display: block;
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
}

.measurement .evidence-badge {
  margin-top: 0.55rem;
}

.detail-note,
.provenance-note {
  padding: 0.85rem 1rem;
  border-left: 3px solid var(--violet);
  background: var(--violet-soft);
  color: var(--ink-soft);
  font-size: 0.82rem;
}

.detail-note strong,
.provenance-note strong {
  color: var(--ink);
}

.reason-list,
.sibling-list {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--ink-soft);
}

.reason-list li + li,
.sibling-list li + li {
  margin-top: 0.45rem;
}

.hz-visual {
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(4, 8, 18, 0.55);
}

.hz-track {
  position: relative;
  height: 2.4rem;
  margin: 1.2rem 0 0.75rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(255, 212, 121, 0.05), rgba(102, 227, 255, 0.06));
}

.hz-band {
  position: absolute;
  top: 0.35rem;
  bottom: 0.35rem;
  min-width: 2px;
  border-radius: 999px;
}

.hz-band--optimistic {
  border: 1px dashed rgba(102, 227, 255, 0.85);
  background: rgba(102, 227, 255, 0.13);
}

.hz-band--conservative {
  top: 0.63rem;
  bottom: 0.63rem;
  border: 1px solid rgba(121, 230, 189, 0.95);
  background: rgba(121, 230, 189, 0.35);
}

.hz-marker {
  position: absolute;
  z-index: 2;
  top: -0.38rem;
  width: 0.2rem;
  height: 3.1rem;
  border-radius: 999px;
  background: var(--amber);
  box-shadow: 0 0 0.7rem rgba(255, 212, 121, 0.62);
  transform: translateX(-50%);
}

.hz-marker::before {
  position: absolute;
  top: -0.35rem;
  left: 50%;
  border-right: 0.32rem solid transparent;
  border-bottom: 0.42rem solid var(--amber);
  border-left: 0.32rem solid transparent;
  content: "";
  transform: translateX(-50%);
}

.hz-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 0.66rem;
}

.hz-legend span::before {
  display: inline-block;
  width: 0.8rem;
  height: 0.5rem;
  margin-right: 0.35rem;
  border: 1px solid currentColor;
  content: "";
  vertical-align: -0.05rem;
}

.hz-legend__optimistic {
  color: var(--cyan);
}

.hz-legend__conservative {
  color: var(--green);
}

.hz-legend__planet {
  color: var(--amber);
}

.planet-detail__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.button--primary {
  border-color: var(--cyan);
  background: var(--cyan);
  color: #031018;
  text-decoration: none;
}

.button--primary:hover {
  background: #a5f1ff;
  color: #031018;
}

.release-list {
  display: grid;
  gap: 0.75rem;
  margin: 2rem 0 0;
  padding: 0;
  list-style: none;
}

.release-list a {
  display: grid;
  grid-template-columns: minmax(8rem, 0.7fr) minmax(12rem, 2fr) auto;
  gap: 1rem;
  padding: 1rem 1.15rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  color: var(--ink);
  text-decoration: none;
}

.release-list a:hover {
  border-color: rgba(102, 227, 255, 0.5);
}

.release-list time,
.release-list__count {
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.release-list__count {
  text-align: right;
}

.prose {
  max-width: var(--reading);
}

.prose p,
.prose li {
  color: var(--ink-soft);
}

.prose code {
  padding: 0.12rem 0.32rem;
  border: 1px solid var(--line);
  border-radius: 0.3rem;
  background: rgba(164, 184, 224, 0.08);
  font-family: var(--font-mono);
  font-size: 0.88em;
}

.site-footer,
body > footer {
  margin-top: 2rem;
  border-top: 1px solid var(--line);
  background: rgba(3, 6, 13, 0.45);
}

.site-footer__inner,
body > footer:not(.site-footer__inner) {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(12rem, 1fr);
  gap: 2rem;
  padding-block: 2.5rem;
  color: var(--ink-muted);
  font-size: 0.82rem;
}

.site-footer p,
body > footer p {
  margin: 0;
}

.site-footer p + p,
body > footer p + p {
  margin-top: 0.55rem;
}

@keyframes spin {
  to {
    transform: rotate(1turn);
  }
}

@media (max-width: 68rem) {
  .metrics-grid,
  .metric-grid,
  .collections-grid,
  .collection-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  #explorer-controls {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .control--search {
    grid-column: span 2;
  }

  #catalog-results {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 46rem) {
  html {
    scroll-padding-top: 1rem;
  }

  .site-header,
  body > header {
    position: relative;
  }

  .site-header__inner,
  body > header:not(.hero) {
    min-height: auto;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.7rem;
    padding-block: 0.9rem;
  }

  .site-nav,
  body > header nav {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 0.2rem;
  }

  .site-nav a,
  body > header nav a {
    flex: 0 0 auto;
  }

  .hero {
    min-height: auto;
  }

  .hero::after {
    top: 4rem;
    right: -10rem;
    width: 25rem;
    opacity: 0.5;
  }

  h1 {
    font-size: clamp(2.8rem, 14vw, 4.7rem);
  }

  .release-grid,
  .release-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .release-stat:nth-child(2) {
    border-right: 0;
  }

  .release-stat:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }

  #explorer-controls {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .control--search {
    grid-column: 1 / -1;
  }

  #catalog-results {
    grid-template-columns: 1fr;
  }

  .planet-card {
    min-height: 15.5rem;
  }

  .measurement-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .release-list a {
    grid-template-columns: 1fr auto;
  }

  .release-list a > :nth-child(2) {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .site-footer__inner,
  body > footer:not(.site-footer__inner) {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 32rem) {
  .container,
  .site-header__inner,
  main > section,
  main > article,
  .site-footer__inner {
    width: min(calc(100% - 1.25rem), var(--content));
  }

  .metrics-grid,
  .metric-grid,
  .collections-grid,
  .collection-grid,
  #explorer-controls,
  .measurement-grid {
    grid-template-columns: 1fr;
  }

  .control--search {
    grid-column: auto;
  }

  .timeline__row {
    grid-template-columns: minmax(5.5rem, 0.8fr) minmax(6rem, 2fr) auto;
    gap: 0.5rem;
  }

  .catalog-meta {
    align-items: flex-start;
    flex-direction: column;
  }

  .pagination-controls button,
  #pagination button {
    min-width: 2.45rem;
    padding-inline: 0.65rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media (prefers-contrast: more) {
  :root {
    --ink-soft: #e1e8f8;
    --ink-muted: #bdc8dc;
    --line: rgba(214, 226, 250, 0.42);
    --line-strong: rgba(230, 238, 255, 0.72);
  }
}

@media print {
  :root {
    color-scheme: light;
  }

  body {
    background: #fff;
    color: #111;
  }

  body::before,
  .site-header,
  body > header,
  #explorer-controls,
  #pagination,
  .pagination-controls,
  #planet-dialog {
    display: none !important;
  }

  main > section,
  main > article {
    width: 100%;
    padding-block: 1.5rem;
  }

  h1,
  h2,
  h3,
  .metric__value {
    color: #111;
  }
}

/* Generated-page integration -------------------------------------------------
   The Python builder server-renders the release story and page furniture while
   the browser builds planet cards. These selectors keep both halves in one
   coherent layout without requiring a client-side framework. */

.hero {
  grid-template-columns: minmax(0, 1.45fr) minmax(18rem, 0.55fr);
  column-gap: clamp(2rem, 7vw, 7rem);
}

.hero__content {
  align-self: center;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
}

.last-checked {
  margin: 1rem 0 0;
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 0.74rem;
}

.hero-orbit {
  position: relative;
  width: min(100%, 25rem);
  aspect-ratio: 1;
  align-self: center;
  justify-self: center;
}

.orbit {
  position: absolute;
  inset: 50%;
  border: 1px solid rgba(102, 227, 255, 0.25);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.orbit-one {
  width: 34%;
  height: 34%;
}

.orbit-two {
  width: 64%;
  height: 64%;
}

.orbit-three {
  width: 94%;
  height: 94%;
}

.hero-planet {
  position: absolute;
  top: 49%;
  left: 81%;
  width: 1.1rem;
  height: 1.1rem;
  border-radius: 50%;
  background: var(--amber);
  box-shadow:
    0 0 0 0.42rem rgba(255, 212, 121, 0.08),
    0 0 1.4rem rgba(255, 212, 121, 0.7);
}

.hero .metrics-grid {
  grid-column: 1 / -1;
}

.metric {
  display: flex;
  flex-direction: column;
}

.metric__value {
  order: -1;
  margin: 0;
}

.release-panel {
  padding-block: 0;
}

.release-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(19rem, 0.6fr);
  align-items: center;
  gap: 2rem;
}

.release-heading > div:first-child > p:last-child {
  color: var(--ink-soft);
}

.release-heading .release-stats {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.release-heading .release-stat {
  border-right: 1px solid var(--line);
}

.release-heading .release-stat:nth-child(2n) {
  border-right: 0;
}

.release-heading .release-stat:nth-child(-n + 2) {
  border-bottom: 1px solid var(--line);
}

.retraction-note {
  margin: 0 2rem 1.5rem;
  padding: 1rem 1.15rem;
  border-left: 3px solid var(--red);
  background: var(--red-soft);
  color: #ffd3d3;
}

.previous-release {
  display: grid;
  grid-template-columns: minmax(10rem, 1fr) minmax(10rem, 1fr) minmax(15rem, 2fr);
  align-items: center;
  gap: 1rem;
  margin: 0 2rem 1.5rem;
  padding: 1rem 1.15rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(5, 8, 18, 0.42);
  color: var(--ink);
  text-decoration: none;
}

.previous-release:hover {
  border-color: var(--cyan);
  color: var(--ink);
}

.previous-release span,
.previous-release small {
  color: var(--ink-muted);
}

.standouts-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  padding: 0 2rem 2rem;
}

.standout-card {
  padding: 1.15rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(5, 8, 18, 0.48);
}

.standout-card h3 a {
  color: var(--ink);
  text-decoration: none;
}

.standout-card h3 a:hover {
  color: var(--cyan);
}

.standout-host,
.standout-card li {
  color: var(--ink-soft);
  font-size: 0.84rem;
}

.standout-card ul {
  margin-bottom: 0;
  padding-left: 1.1rem;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
}

.section-heading > p {
  max-width: 31rem;
  margin: 0 0 0.5rem;
  color: var(--ink-soft);
}

.timeline {
  display: flex;
  height: 18rem;
  align-items: stretch;
  gap: 0.32rem;
  overflow-x: auto;
}

.timeline-bar {
  display: grid;
  min-width: 1.6rem;
  flex: 1 0 1.6rem;
  grid-template-rows: 1.4rem 1fr 2.2rem;
  align-items: end;
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 0.6rem;
  text-align: center;
  text-decoration: none;
}

.timeline-bar span {
  opacity: 0;
  transition: opacity 150ms ease;
}

.timeline-bar i {
  width: 100%;
  height: var(--bar-height);
  min-height: 2px;
  border-radius: 0.25rem 0.25rem 0 0;
  background: linear-gradient(180deg, var(--cyan), var(--violet));
  opacity: 0.78;
  transition:
    opacity 150ms ease,
    transform 150ms ease;
}

.timeline-bar small {
  align-self: start;
  writing-mode: vertical-rl;
}

.timeline-bar:hover span,
.timeline-bar:focus-visible span {
  opacity: 1;
}

.timeline-bar:hover i,
.timeline-bar:focus-visible i {
  opacity: 1;
  transform: scaleX(1.18);
}

.evidence-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(24rem, 1fr);
  gap: clamp(2rem, 7vw, 6rem);
  align-items: center;
}

.evidence-section > div > p:last-child {
  max-width: 40rem;
  color: var(--ink-soft);
}

.evidence-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 0;
}

.evidence-grid > div {
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
}

.evidence-grid dd {
  margin: 0.65rem 0 0;
  color: var(--ink-soft);
  font-size: 0.82rem;
}

.measurement__source {
  display: block;
  margin-top: 0.45rem;
  overflow: hidden;
  color: var(--ink-muted);
  font-size: 0.64rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.release-hero,
.release-history-grid {
  width: min(calc(100% - 2rem), var(--content));
  margin-inline: auto;
}

.release-hero {
  padding-block: clamp(4rem, 9vw, 8rem) 3rem;
}

.release-hero > p {
  max-width: var(--reading);
  color: var(--ink-soft);
}

.release-hero .metrics-grid {
  max-width: 48rem;
}

.release-events {
  padding-block: 2.5rem;
}

.release-events > p {
  max-width: var(--reading);
  color: var(--ink-soft);
}

.release-events ul {
  display: grid;
  gap: 0.65rem;
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
}

.release-events li {
  display: grid;
  grid-template-columns: minmax(12rem, 0.8fr) minmax(14rem, 1fr);
  gap: 0.5rem 1rem;
  padding: 0.9rem 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
}

.release-events li small {
  grid-column: 1 / -1;
  color: var(--ink-muted);
}

.retracted-events li {
  border-left: 3px solid var(--red);
}

.release-history-grid {
  display: grid;
  gap: 0.75rem;
  padding-bottom: 5rem;
}

.release-history-card {
  display: grid;
  grid-template-columns: minmax(9rem, 0.6fr) minmax(15rem, 1fr) minmax(14rem, 1fr);
  gap: 1rem;
  padding: 1rem 1.15rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  color: var(--ink);
  text-decoration: none;
}

.release-history-card:hover {
  border-color: var(--cyan);
  color: var(--ink);
}

.release-history-card time,
.release-history-card span {
  color: var(--ink-muted);
}

.site-footer nav {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.45rem;
}

@media (max-width: 56rem) {
  .hero {
    grid-template-columns: 1fr;
  }

  .hero-orbit {
    display: none;
  }

  .release-heading,
  .evidence-section {
    grid-template-columns: 1fr;
  }

  .standouts-grid {
    grid-template-columns: 1fr;
  }

  .previous-release,
  .release-history-card {
    grid-template-columns: 1fr;
  }

  .section-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.5rem;
  }
}

@media (max-width: 38rem) {
  .release-panel__header,
  .standouts-grid {
    padding-inline: 1rem;
  }

  .previous-release,
  .retraction-note {
    margin-inline: 1rem;
  }

  .evidence-grid,
  .release-events li {
    grid-template-columns: 1fr;
  }
}