:root {
  --void: #06101f;
  --deep: #08182c;
  --royal: #32115f;
  --grape: #6430bb;
  --violet: #9f49ff;
  --amethyst: #d9b6ff;
  --plasma: #ff55e6;
  --reef: #21d6ff;
  --blue: #1aa7ff;
  --green: #29e68b;
  --gold: #ffe07a;
  --text: #f7fbff;
  --muted: #c8d7ee;
  --soft: #91aed6;
  --line: rgba(151, 206, 255, 0.34);
  --glass: rgba(9, 28, 54, 0.72);
  --glass-strong: rgba(22, 50, 94, 0.84);
  --max: 1180px;
  --radius: 8px;
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html {
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  width: 100%;
  max-width: 100%;
  min-height: 100vh;
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  background:
    linear-gradient(120deg, rgba(33, 214, 255, 0.12), transparent 34%),
    linear-gradient(240deg, rgba(159, 73, 255, 0.2), transparent 42%),
    linear-gradient(180deg, #102a4a 0%, #170b34 45%, #060a16 100%);
  overflow-x: hidden;
  -webkit-text-size-adjust: 100%;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(90deg, rgba(151, 206, 255, .08) 1px, transparent 1px),
    linear-gradient(0deg, rgba(151, 206, 255, .08) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,.86), rgba(0,0,0,.16));
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(6, 16, 31, .08), rgba(6, 16, 31, .78));
}

a {
  color: inherit;
}

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

main, section, article, div, p, h1, h2, h3, span, a {
  min-width: 0;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -5rem;
  z-index: 100;
  border-radius: 4px;
  padding: .7rem 1rem;
  background: var(--gold);
  color: #1d1630;
  font-weight: 900;
}

.skip-link:focus {
  top: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .75rem 1rem;
  padding: .85rem clamp(1rem, 4vw, 3rem);
  border-bottom: 1px solid rgba(151, 206, 255, .28);
  background: rgba(5, 13, 27, .86);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: .75rem;
  min-width: 13rem;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 3.15rem;
  height: 3.15rem;
  border: 1px solid rgba(33, 214, 255, .78);
  border-radius: 8px;
  background: linear-gradient(135deg, var(--blue), var(--violet) 58%, var(--royal));
  color: #fff;
  box-shadow: 0 0 34px rgba(33, 214, 255, .38), inset 0 0 16px rgba(255,255,255,.24);
  font-weight: 1000;
}

.brand-text {
  display: grid;
  color: var(--muted);
  font-size: .78rem;
}

.brand-text strong {
  color: white;
  font-size: .95rem;
}

.nav-toggle,
.icon-button.nav-toggle {
  display: none;
}

.site-nav {
  display: flex;
  flex: 1 1 44rem;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: .35rem .4rem;
  color: var(--muted);
  font-size: .88rem;
  line-height: 1.15;
}

.site-nav a {
  border-radius: 8px;
  padding: .5rem .58rem;
  text-decoration: none;
  white-space: nowrap;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  background: rgba(33, 214, 255, .14);
  color: white;
  box-shadow: inset 0 0 0 1px rgba(151, 206, 255, .22);
}

.button,
.icon-button {
  min-height: 2.7rem;
  border-radius: 8px;
  font: inherit;
  font-weight: 900;
}

.icon-button {
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--line);
  padding: 0 .85rem;
  background: rgba(255,255,255,.08);
  color: white;
  cursor: pointer;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .55rem;
  border: 1px solid transparent;
  padding: .75rem 1rem;
  text-decoration: none;
}

.button-primary {
  background: linear-gradient(135deg, var(--reef), var(--blue) 42%, var(--violet));
  color: white;
  box-shadow: 0 0 36px rgba(33, 214, 255, .34);
}

.button-secondary {
  border-color: var(--line);
  background: rgba(255,255,255,.08);
  color: white;
}

.hero {
  position: relative;
  display: grid;
  min-height: min(43rem, calc(88vh - 4rem));
  align-items: center;
  overflow: hidden;
  padding: clamp(3.25rem, 6vw, 5rem) clamp(1rem, 4vw, 3rem) clamp(1rem, 2vw, 1.4rem);
}

.hero-image {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .58;
  filter: saturate(1.18) contrast(1.08) hue-rotate(18deg);
}

.hero-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(4, 11, 24, .95) 0%, rgba(8, 28, 54, .78) 48%, rgba(40, 13, 78, .38) 100%),
    linear-gradient(0deg, rgba(6, 10, 22, .97), transparent 48%);
}

.hero-content {
  width: min(100%, var(--max));
  margin: 0 auto;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(17rem, 25rem);
  gap: clamp(1.2rem, 4vw, 3rem);
  align-items: center;
}

.hero-grid > div:first-child {
  margin-top: -1rem;
}

.status-card {
  display: grid;
  gap: .8rem;
  border: 1px solid rgba(151, 206, 255, .3);
  border-radius: var(--radius);
  padding: 1rem;
  background: linear-gradient(180deg, rgba(5, 13, 27, .52), rgba(5, 13, 27, .78));
  box-shadow: 0 24px 80px rgba(0,0,0,.32);
}

.status-card strong {
  color: var(--gold);
  font-size: .86rem;
  text-transform: uppercase;
}

.status-card p {
  margin: 0;
  color: var(--muted);
}

.home-phone-panel {
  display: grid;
  gap: .72rem;
  justify-items: center;
  align-self: end;
  border: 1px solid rgba(33, 214, 255, .32);
  border-radius: var(--radius);
  padding: 1rem;
  background:
    linear-gradient(180deg, rgba(8, 31, 58, .58), rgba(16, 8, 42, .84)),
    radial-gradient(circle at 50% 0%, rgba(33, 214, 255, .18), transparent 58%);
  box-shadow: 0 24px 80px rgba(0,0,0,.36), 0 0 36px rgba(33, 214, 255, .18);
}

.home-phone-panel h2 {
  max-width: 12ch;
  margin: -.15rem 0 0;
  color: white;
  font-size: clamp(1.4rem, 2.4vw, 2.25rem);
  line-height: 1;
  text-align: center;
  text-transform: uppercase;
}

.home-phone-panel p:not(.eyebrow) {
  max-width: 18rem;
  margin: 0;
  color: var(--muted);
  text-align: center;
  font-size: .95rem;
  line-height: 1.42;
}

.home-phone-panel .phone-frame {
  width: min(100%, 16.5rem);
}

.home-phone-panel .signal-row {
  justify-content: center;
  margin-top: .1rem;
}

.phone-frame {
  position: relative;
  width: min(100%, 21rem);
  margin-inline: auto;
  border: 2px solid rgba(255,255,255,.2);
  border-radius: 2rem;
  padding: .72rem;
  background: linear-gradient(180deg, rgba(4, 20, 40, .96), rgba(3, 5, 18, .98));
  box-shadow: 0 0 0 1px rgba(255, 224, 122, .22), 0 24px 80px rgba(0,0,0,.42), inset 0 0 34px rgba(33, 214, 255, .18);
}

.phone-frame::before {
  content: "";
  position: absolute;
  top: .36rem;
  left: 50%;
  z-index: 1;
  width: 4.2rem;
  height: .34rem;
  transform: translateX(-50%);
  border-radius: 999px;
  background: rgba(255,255,255,.28);
}

.phone-frame iframe {
  display: block;
  width: 100%;
  aspect-ratio: 9 / 16;
  border: 0;
  border-radius: 1.35rem;
  background: #030512;
}

.eyebrow {
  margin: 0 0 .75rem;
  color: var(--gold);
  font-family: Rajdhani, Inter, sans-serif;
  font-weight: 900;
  text-transform: uppercase;
}

h1, h2, h3 {
  letter-spacing: 0;
}

h1, h2 {
  margin: 0;
  font-family: Montserrat, Inter, sans-serif;
  font-weight: 1000;
  line-height: .98;
  text-transform: uppercase;
  text-shadow: 0 0 26px rgba(33, 214, 255, .34);
}

h1 {
  max-width: 14ch;
  font-size: clamp(2.7rem, 5vw, 4.55rem);
}

h2 {
  font-size: clamp(2.05rem, 5vw, 4.7rem);
}

.long-word-heading {
  font-size: clamp(2rem, 3.45vw, 3.45rem);
  hyphens: manual;
  overflow-wrap: normal;
  word-break: normal;
}

h3 {
  margin: 0 0 .6rem;
  font-size: 1.15rem;
  line-height: 1.18;
}

p {
  margin-top: 0;
}

.hero-copy {
  max-width: 55rem;
  margin: 1.25rem 0 0;
  color: #eef7ff;
  font-size: clamp(1.08rem, 2vw, 1.35rem);
  line-height: 1.45;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem;
  margin-top: 1rem;
}

.hero-actions .button {
  padding-top: .62rem;
  padding-bottom: .62rem;
}

.research-badge {
  display: inline-grid;
  grid-template-columns: auto auto;
  gap: .15rem .65rem;
  align-items: baseline;
  width: fit-content;
  margin-top: 1rem;
  border: 1px solid rgba(255, 224, 122, .46);
  border-radius: 8px;
  padding: .72rem .85rem;
  background: rgba(255, 224, 122, .1);
  color: #fff3bd;
  box-shadow: 0 0 28px rgba(255, 224, 122, .12);
}

.research-badge span,
.research-badge small {
  color: rgba(255, 243, 189, .8);
  font-size: .78rem;
  font-weight: 850;
  text-transform: uppercase;
}

.research-badge strong {
  color: #fff;
  font-size: 1.05rem;
}

.research-badge small {
  grid-column: 1 / -1;
  text-transform: none;
}

.section {
  padding: clamp(4rem, 8vw, 7rem) clamp(1rem, 4vw, 3rem);
}

.section > * {
  width: min(100%, var(--max));
  margin-right: auto;
  margin-left: auto;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, .88fr) minmax(18rem, 1fr);
  gap: 2rem;
  align-items: end;
  margin-bottom: 2rem;
}

.section-heading p:not(.eyebrow) {
  color: var(--muted);
  font-size: 1.06rem;
}

.notice-strip {
  border-top: 1px solid rgba(255, 224, 122, .34);
  border-bottom: 1px solid rgba(255, 224, 122, .28);
  padding: .78rem clamp(1rem, 4vw, 3rem);
  background: rgba(24, 19, 42, .9);
  color: #fff3bd;
  font-size: .92rem;
  font-weight: 820;
}

.notice-strip span {
  display: block;
  width: min(100%, var(--max));
  margin: 0 auto;
}

.feature-grid,
.phase-grid,
.region-grid,
.principle-grid {
  display: grid;
  gap: .9rem;
}

.feature-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.principle-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card,
.phase-card,
.region-card,
.principle-card,
.source-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(19, 45, 84, .6), rgba(27, 10, 54, .7));
  box-shadow: 0 24px 80px rgba(0,0,0,.26);
}

.card,
.phase-card,
.region-card,
.principle-card {
  min-height: 13rem;
  padding: 1.05rem;
}

.card p,
.phase-card p,
.region-card p,
.principle-card p,
.source-panel p,
.site-footer p {
  color: var(--muted);
}

.card span,
.phase-card span,
.region-card span,
.principle-card span,
.source-panel span {
  display: inline-grid;
  width: fit-content;
  margin-bottom: 1rem;
  border: 1px solid rgba(255, 224, 122, .44);
  border-radius: 999px;
  padding: .28rem .58rem;
  color: var(--gold);
  font-size: .76rem;
  font-weight: 950;
  text-transform: uppercase;
}

.card h3,
.phase-card h3,
.region-card h3,
.principle-card h3 {
  color: white;
}

.media-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(18rem, .9fr);
  gap: 1rem;
  align-items: stretch;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem;
  background: linear-gradient(135deg, rgba(22, 50, 94, .58), rgba(20, 8, 42, .78));
  box-shadow: 0 24px 80px rgba(0,0,0,.34);
}

.media-panel img {
  width: 100%;
  height: 100%;
  min-height: 23rem;
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 8px;
  object-fit: cover;
}

.media-copy {
  display: grid;
  align-content: center;
  padding: clamp(.6rem, 2vw, 1rem);
}

.page-hero {
  min-height: 60vh;
}

.page-hero h1 {
  max-width: 13ch;
}

.page-shell {
  display: grid;
  gap: 1rem;
  width: min(100%, var(--max));
  margin-inline: auto;
}

.source-panel {
  padding: clamp(1rem, 3vw, 1.35rem);
}

.source-panel h2 {
  max-width: 18ch;
  font-size: clamp(1.8rem, 4vw, 3.4rem);
}

.source-panel strong {
  color: white;
}

.source-panel ul,
.source-panel ol {
  display: grid;
  gap: .55rem;
  margin: .8rem 0 0;
  padding-left: 1.25rem;
  color: var(--muted);
}

.status-list {
  display: grid;
  gap: .7rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.status-list li {
  border: 1px solid rgba(151, 206, 255, .22);
  border-radius: 8px;
  padding: .85rem;
  background: rgba(255,255,255,.055);
  color: var(--muted);
}

.status-list strong {
  display: block;
  margin-bottom: .18rem;
  color: #fff;
}

.signal-row {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem;
  margin-top: 1rem;
}

.signal-row a,
.signal-row span {
  display: inline-flex;
  align-items: center;
  min-height: 2.25rem;
  border: 1px solid rgba(151, 206, 255, .32);
  border-radius: 999px;
  padding: .32rem .62rem;
  background: rgba(255,255,255,.06);
  color: #dff4ff;
  font-size: .82rem;
  font-weight: 850;
  text-decoration: none;
}

.region-switcher {
  display: grid;
  gap: .9rem;
}

.region-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
}

.region-buttons button {
  min-height: 2.45rem;
  border: 1px solid rgba(151, 206, 255, .35);
  border-radius: 8px;
  padding: .45rem .65rem;
  background: rgba(255,255,255,.07);
  color: #f7fbff;
  font: inherit;
  font-size: .86rem;
  font-weight: 900;
  cursor: pointer;
}

.region-buttons button:hover,
.region-buttons button:focus-visible,
.region-buttons button.is-active {
  border-color: rgba(255, 224, 122, .72);
  background: rgba(255, 224, 122, .13);
  color: #fff3bd;
}

.oceania-filter-buttons--map {
  margin: -0.2rem 0 1rem;
}

.region-card[hidden],
.phase-card[hidden] {
  display: none;
}

.ocean-chart {
  position: relative;
  min-height: 22rem;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(90deg, rgba(151, 206, 255, .08) 1px, transparent 1px),
    linear-gradient(0deg, rgba(151, 206, 255, .08) 1px, transparent 1px),
    linear-gradient(145deg, rgba(5, 24, 46, .92), rgba(34, 14, 68, .82));
  background-size: 34px 34px, 34px 34px, auto;
}

.chart-node {
  position: absolute;
  display: grid;
  place-items: center;
  width: clamp(4.5rem, 14vw, 8rem);
  aspect-ratio: 1;
  border: 1px solid rgba(255,255,255,.26);
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(33, 214, 255, .28), rgba(159, 73, 255, .34));
  color: white;
  font-weight: 950;
  text-align: center;
  box-shadow: 0 0 38px rgba(33, 214, 255, .22);
}

.chart-node:nth-child(1) { left: 12%; top: 45%; }
.chart-node:nth-child(2) { left: 43%; top: 28%; }
.chart-node:nth-child(3) { right: 12%; top: 20%; }
.chart-node:nth-child(4) { right: 22%; bottom: 14%; }
.chart-node:nth-child(5) { left: 29%; bottom: 12%; }

.oceania-atlas-layout {
  display: grid;
  grid-template-columns: minmax(20rem, 1.12fr) minmax(18rem, .88fr);
  gap: 1rem;
  align-items: stretch;
}

.oceania-map-panel,
.oceania-atlas-copy,
.oceania-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(9, 28, 54, .72), rgba(27, 10, 54, .72));
  box-shadow: 0 24px 80px rgba(0, 0, 0, .28);
}

.oceania-map-panel {
  display: grid;
  gap: .65rem;
  align-content: start;
  padding: .9rem;
}

.oceania-map-stage {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(151, 206, 255, .32);
  border-radius: 8px;
  background: #0b1f35;
}

.oceania-map-stage img {
  display: block;
  width: 100%;
  aspect-ratio: 662 / 478;
  object-fit: cover;
}

.oceania-map-stage::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(6, 16, 31, 0), rgba(6, 16, 31, .18)),
    radial-gradient(circle at 75% 20%, rgba(33, 214, 255, .13), transparent 22rem);
}

.oceania-hit-map {
  position: absolute;
  inset: 0;
  z-index: 2;
  width: 100%;
  height: 100%;
}

.oceania-hit-link {
  cursor: pointer;
  outline: none;
}

.oceania-hit-link.is-hidden {
  display: none;
}

.oceania-hit-zone {
  fill: rgba(var(--zone-rgb, 33, 214, 255), .001);
  stroke: transparent;
  stroke-width: 1.4;
  pointer-events: all;
  vector-effect: non-scaling-stroke;
  transition: fill .16s ease, stroke .16s ease, filter .16s ease;
}

.oceania-hit-link:hover .oceania-hit-zone,
.oceania-hit-link:focus-visible .oceania-hit-zone,
.oceania-hit-link.is-active .oceania-hit-zone {
  fill: rgba(var(--zone-rgb, 33, 214, 255), .38);
  stroke: rgba(245, 249, 255, .94);
  stroke-width: 2.2;
  filter: drop-shadow(0 0 12px rgba(var(--zone-rgb, 33, 214, 255), .58));
}

.map-source,
.source-line {
  margin: 0;
  color: var(--soft);
  font-size: .78rem;
  line-height: 1.35;
}

.map-source a,
.source-line a,
.source-panel a {
  color: #fff3bd;
  font-weight: 850;
}

.oceania-atlas-copy {
  display: grid;
  align-content: center;
  padding: clamp(1rem, 3vw, 1.3rem);
}

.oceania-atlas-copy h2 {
  max-width: 13ch;
  font-size: clamp(1.95rem, 4vw, 3.45rem);
}

.source-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
  margin-top: .75rem;
}

.source-chip-row a {
  display: inline-flex;
  min-height: 2.25rem;
  align-items: center;
  border: 1px solid rgba(151, 206, 255, .34);
  border-radius: 999px;
  padding: .34rem .62rem;
  background: rgba(255,255,255,.07);
  color: #dff4ff;
  font-size: .82rem;
  font-weight: 900;
  text-decoration: none;
}

.oceania-atlas {
  display: grid;
  gap: 1rem;
}

.oceania-card-layout {
  display: grid;
  grid-template-columns: minmax(18rem, .72fr) minmax(0, 1.28fr);
  gap: .9rem;
  align-items: start;
}

.oceania-detail-panel {
  position: sticky;
  top: 5.4rem;
  display: grid;
  gap: .55rem;
  border: 1px solid rgba(255, 224, 122, .38);
  border-radius: var(--radius);
  padding: 1rem;
  background: linear-gradient(145deg, rgba(14, 42, 72, .84), rgba(33, 12, 62, .84));
  box-shadow: 0 24px 80px rgba(0, 0, 0, .28);
}

.oceania-detail-panel span {
  color: var(--gold);
  font-size: .76rem;
  font-weight: 950;
  text-transform: uppercase;
}

.oceania-detail-panel h3 {
  margin: 0;
  color: #fff;
  font-size: clamp(1.4rem, 3vw, 2rem);
}

.oceania-detail-panel p {
  margin: 0;
  color: var(--muted);
}

.oceania-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: .9rem;
}

.oceania-card {
  display: grid;
  gap: .42rem;
  min-height: 13rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem;
  background: linear-gradient(145deg, rgba(9, 28, 54, .72), rgba(27, 10, 54, .72));
  color: inherit;
  font: inherit;
  text-align: left;
  transition: border-color .18s ease, transform .18s ease, background .18s ease;
  cursor: pointer;
}

.oceania-card[hidden] {
  display: none;
}

.oceania-card:hover,
.oceania-card:focus-within,
.oceania-card.is-active {
  border-color: rgba(255, 224, 122, .72);
  background: linear-gradient(145deg, rgba(19, 66, 102, .7), rgba(38, 13, 71, .76));
}

.oceania-card.is-active {
  transform: translateY(-2px);
}

.oceania-card::after {
  content: "Open note";
  width: fit-content;
  border: 1px solid rgba(151, 206, 255, .3);
  border-radius: 999px;
  padding: .25rem .55rem;
  color: #dff4ff;
  font-size: .75rem;
  font-weight: 900;
}

.oceania-card.is-active::after {
  content: "Open";
  color: #fff3bd;
}

.oceania-card span {
  color: var(--gold);
  font-size: .76rem;
  font-weight: 950;
  text-transform: uppercase;
}

.oceania-card h3 {
  margin: 0;
  color: white;
  font-size: 1.24rem;
  line-height: 1.12;
}

.oceania-card p,
.oceania-card small,
.oceania-card em {
  margin: 0;
  color: var(--muted);
  font-style: normal;
  line-height: 1.35;
}

.next-trail {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: .75rem;
  padding-top: 1rem;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  border-top: 1px solid rgba(151, 206, 255, .24);
  padding: 2rem clamp(1rem, 4vw, 3rem);
  background: rgba(5, 13, 27, .9);
}

.site-footer > * {
  width: min(100%, var(--max));
  margin-inline: auto;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: .65rem;
}

.footer-links a {
  color: #dff4ff;
  font-weight: 850;
  text-decoration: none;
}

.floating-actions {
  position: fixed;
  right: clamp(.75rem, 2vw, 1.3rem);
  bottom: calc(.9rem + env(safe-area-inset-bottom));
  z-index: 90;
  display: flex;
  flex-direction: column;
  gap: .45rem;
  align-items: flex-end;
  opacity: 0;
  pointer-events: none;
  transform: translateY(.8rem);
  transition: opacity .18s ease, transform .18s ease;
}

.floating-actions.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.floating-top-button {
  min-height: 2.75rem;
  border: 1px solid rgba(255, 224, 122, .5);
  border-radius: 8px;
  padding: .62rem .82rem;
  background: rgba(5, 13, 27, .9);
  color: #fff3bd;
  font: inherit;
  font-size: .86rem;
  font-weight: 950;
  text-decoration: none;
  box-shadow: 0 0 28px rgba(33, 214, 255, .24);
  backdrop-filter: blur(14px);
  cursor: pointer;
}

.floating-top-button::before {
  content: "^";
  margin-right: .35rem;
}

.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .55s ease, transform .55s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

@media (max-width: 980px) {
  .hero-grid,
  .section-heading,
  .media-panel,
  .oceania-atlas-layout {
    grid-template-columns: 1fr;
  }

  .home-phone-panel {
    justify-self: start;
    width: min(100%, 26rem);
  }

  .feature-grid,
  .phase-grid,
  .region-grid,
  .principle-grid,
  .oceania-card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .media-panel img {
    min-height: 18rem;
  }
}

@media (max-width: 760px) {
  .site-header {
    align-items: stretch;
  }

  .brand {
    min-width: 0;
  }

  .nav-toggle,
  .icon-button.nav-toggle {
    display: inline-grid;
  }

  .site-nav {
    display: none;
    flex: 1 0 100%;
    justify-content: stretch;
  }

  .site-nav.is-open {
    display: grid;
    grid-template-columns: 1fr;
  }

  .site-nav a {
    min-height: 2.4rem;
    white-space: normal;
  }

  h1 {
    max-width: 100%;
    font-size: clamp(2.1rem, 11vw, 2.75rem);
  }

  h2 {
    font-size: clamp(1.85rem, 10vw, 2.7rem);
  }

  .long-word-heading {
    font-size: clamp(1.55rem, 8.2vw, 2rem);
  }

  .hero,
  .section {
    padding-left: .9rem;
    padding-right: .9rem;
  }

  .feature-grid,
  .phase-grid,
  .region-grid,
  .principle-grid,
  .oceania-card-grid {
    grid-template-columns: 1fr;
  }

  .oceania-map-panel {
    padding: .65rem;
  }

  .oceania-card-layout {
    grid-template-columns: 1fr;
  }

  .oceania-detail-panel {
    position: static;
  }

  .hero-grid .status-card {
    display: none;
  }

  .home-phone-panel {
    justify-self: center;
    padding: .85rem;
  }

  .home-phone-panel .phone-frame {
    width: min(100%, 13.5rem);
  }

  .home-phone-panel p:not(.eyebrow) {
    font-size: .88rem;
  }

  .card,
  .phase-card,
  .region-card,
  .principle-card,
  .source-panel {
    min-height: 0;
    padding: .9rem;
  }

  .media-panel {
    padding: .75rem;
  }

  .media-panel img {
    min-height: 13rem;
  }

  .ocean-chart {
    min-height: 18rem;
  }

  .chart-node {
    width: clamp(4.2rem, 26vw, 5.8rem);
    font-size: .78rem;
  }

  .floating-actions {
    left: .65rem;
    right: .65rem;
    bottom: calc(.65rem + env(safe-area-inset-bottom));
    flex-direction: row;
    justify-content: flex-end;
    align-items: stretch;
  }

  .floating-top-button {
    min-height: 2.45rem;
    padding: .48rem .55rem;
    font-size: .76rem;
  }
}