:root {
  --ink: #06111b;
  --ink-2: #0a1926;
  --ink-3: #102335;
  --line: rgba(197, 151, 82, 0.42);
  --gold: #c79a55;
  --gold-bright: #e0bd79;
  --text: #f3f0e8;
  --muted: #aeb7bc;
  --soft: rgba(255, 255, 255, 0.08);
  --font-display: "Cinzel", Georgia, serif;
  --font-body: "Inter", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.demo-disclaimer {
  position: relative;
  z-index: 60;
  padding: 0.55rem 1rem;
  border-bottom: 1px solid var(--line);
  background: var(--gold);
  color: var(--ink);
  text-align: center;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

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

a {
  color: inherit;
  text-decoration: none;
}

.grain {
  position: fixed;
  inset: 0;
  z-index: 100;
  pointer-events: none;
  opacity: 0.18;
  background-image:
    radial-gradient(circle at 12% 18%, rgba(255, 255, 255, 0.08) 0 1px, transparent 1px),
    radial-gradient(circle at 72% 66%, rgba(255, 255, 255, 0.06) 0 1px, transparent 1px);
  background-size: 4px 4px, 6px 6px;
  mix-blend-mode: overlay;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  display: grid;
  grid-template-columns: 190px 1fr auto 44px;
  align-items: center;
  gap: 28px;
  padding: 28px 6vw;
  color: var(--text);
  transition: background 300ms ease, border-color 300ms ease, padding 300ms ease;
}

.site-header.scrolled {
  padding-block: 16px;
  background: rgba(6, 17, 27, 0.82);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.brand {
  width: max-content;
  display: grid;
  justify-items: center;
  gap: 2px;
  letter-spacing: 0.42em;
  text-transform: uppercase;
}

.brand-mark {
  display: block;
  color: var(--gold-bright);
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 3vw, 3.25rem);
  line-height: 0.85;
  text-shadow: 0 0 28px rgba(224, 189, 121, 0.28);
}

.brand-name {
  font-family: var(--font-display);
  font-size: 0.82rem;
}

.brand-sub {
  color: var(--gold-bright);
  font-size: 0.55rem;
  font-weight: 700;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(20px, 3vw, 54px);
  color: rgba(255, 255, 255, 0.74);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.nav-links a {
  position: relative;
  padding-bottom: 8px;
}

.nav-links a[aria-current="page"] {
  color: var(--gold-bright);
}

.nav-links a[aria-current="page"]::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-links a::after,
.text-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  transform: scaleX(0);
  transform-origin: right;
  background: var(--gold);
  transition: transform 260ms ease;
}

.nav-links a:hover::after,
.text-link:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.outline-button,
.gold-button,
.text-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 44px;
  white-space: nowrap;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.68rem;
  font-weight: 800;
}

.outline-button {
  min-width: 118px;
  padding: 0 22px;
  color: var(--gold-bright);
  border: 1px solid var(--line);
  justify-self: end;
}

.gold-button {
  padding: 0 28px;
  color: #fff7e8;
  background: linear-gradient(135deg, #a77a35, #e2bb72 52%, #8d632b);
  box-shadow: 0 15px 42px rgba(174, 122, 44, 0.22);
  transition: transform 260ms ease, box-shadow 260ms ease;
}

.gold-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 56px rgba(174, 122, 44, 0.32);
}

.text-link {
  position: relative;
  min-height: 32px;
  color: var(--text);
}

.text-link span {
  color: var(--gold-bright);
  transition: transform 220ms ease;
}

.text-link:hover span {
  transform: translateX(4px);
}

.menu-button {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.menu-button span {
  width: 22px;
  height: 1px;
  background: rgba(255, 255, 255, 0.72);
  transition: transform 220ms ease, opacity 220ms ease;
}

.menu-button[aria-expanded="true"] span:first-child {
  transform: translateY(3px) rotate(45deg);
}

.menu-button[aria-expanded="true"] span:last-child {
  transform: translateY(-3px) rotate(-45deg);
}

.nav-links.is-open {
  position: absolute;
  top: calc(100% + 1px);
  right: 6vw;
  width: min(390px, calc(100vw - 48px));
  display: grid;
  justify-content: stretch;
  gap: 0;
  padding: 16px 18px;
  border: 1px solid var(--line);
  background: rgba(6, 17, 27, 0.96);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.42);
  backdrop-filter: blur(18px);
}

.nav-links.is-open a {
  min-height: 42px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid rgba(197, 151, 82, 0.18);
}

.nav-links.is-open a:last-child {
  border-bottom: 0;
}

.panel {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.hero {
  min-height: 100svh;
  display: grid;
  align-items: center;
  padding: 150px 7vw 92px;
}

.hero-media,
.interior-media {
  position: absolute;
  inset: 0;
  z-index: -2;
  transform: translateY(var(--parallax, 0));
  transition: transform 100ms linear;
}

.hero-media img,
.hero-media video,
.interior-media img {
  width: 100%;
  height: 112%;
  object-fit: cover;
}

.hero-media video {
  object-position: 15% center;
}

.hero-overlay,
.interior::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(5, 13, 21, 0.96) 0%, rgba(5, 13, 21, 0.72) 30%, rgba(5, 13, 21, 0.18) 66%, rgba(5, 13, 21, 0.58) 100%),
    linear-gradient(180deg, rgba(5, 13, 21, 0.28), rgba(5, 13, 21, 0.72));
}

.hero-content,
.section-copy {
  max-width: 530px;
}

.eyebrow {
  margin: 0 0 20px;
  color: var(--gold-bright);
  font-size: 0.67rem;
  font-weight: 800;
  letter-spacing: 0.38em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 0.98;
  letter-spacing: 0;
  text-transform: uppercase;
  overflow-wrap: normal;
  text-wrap: balance;
}

h1 {
  max-width: 760px;
  font-size: clamp(3.25rem, 6.2vw, 6.4rem);
}

h2 {
  font-size: clamp(2.05rem, 4.4vw, 4.8rem);
}

h3 {
  font-size: clamp(1.25rem, 2vw, 2rem);
}

p {
  color: var(--muted);
  line-height: 1.7;
  font-size: 0.96rem;
}

.rule {
  width: 92px;
  height: 2px;
  margin: 28px 0;
  background: var(--gold);
}

.button-row {
  display: flex;
  align-items: center;
  gap: 26px;
  flex-wrap: wrap;
  margin-top: 30px;
}

.scroll-cue {
  position: absolute;
  left: 50%;
  bottom: 34px;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.64rem;
  font-weight: 800;
  letter-spacing: 0.28em;
  text-transform: uppercase;
}

.scroll-cue::before {
  content: "";
  display: block;
  width: 1px;
  height: 32px;
  margin: 0 auto 10px;
  background: var(--gold);
  animation: scrollLine 1.8s ease-in-out infinite;
}

.feature-strip {
  display: grid;
  grid-template-columns: 230px 1.2fr 1.4fr auto;
  align-items: center;
  gap: 34px;
  padding: 24px 6vw;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #071523, #07121d);
}

.feature-strip h2 {
  font-size: 1.65rem;
}

.feature-strip span {
  color: var(--gold-bright);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

.feature-strip img {
  height: 82px;
  width: 100%;
  object-fit: cover;
  object-position: center 54%;
  filter: drop-shadow(0 14px 24px rgba(0, 0, 0, 0.45));
}

dl {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  margin: 0;
}

dt {
  font-weight: 800;
}

dd {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.64rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.tile-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-bottom: 1px solid var(--line);
}

.image-card {
  min-height: 330px;
  position: relative;
  overflow: hidden;
  border-right: 1px solid var(--line);
  background: #071523;
}

.image-card:last-child {
  border-right: 0;
}

.image-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.72;
  transform: scale(1.04);
  transition: transform 700ms ease, opacity 700ms ease;
}

.image-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 34%, rgba(4, 12, 20, 0.92));
}

.image-card div {
  position: absolute;
  left: 34px;
  right: 28px;
  bottom: 28px;
  z-index: 1;
}

.image-card span {
  color: var(--gold-bright);
  font-size: 0.72rem;
}

.image-card p {
  margin-bottom: 0;
  max-width: 310px;
  font-size: 0.86rem;
}

.image-card:hover img {
  opacity: 0.94;
  transform: scale(1.1);
}

.engineering {
  min-height: 760px;
  display: grid;
  grid-template-columns: minmax(300px, 0.72fr) minmax(520px, 1.55fr);
  align-items: center;
  gap: 44px;
  padding: 112px 6vw 92px;
  background:
    radial-gradient(circle at 70% 40%, rgba(174, 122, 44, 0.12), transparent 34%),
    linear-gradient(180deg, #06121d, #071827);
}

.cutaway-wrap {
  position: relative;
  min-height: 470px;
}

.cutaway-wrap img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 22px 60px rgba(0, 0, 0, 0.52));
  animation: floatImage 7s ease-in-out infinite;
}

.callout {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  max-width: 220px;
  border: 0;
  color: var(--gold-bright);
  background: rgba(6, 17, 27, 0.66);
  padding: 10px 12px;
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-align: left;
  text-transform: uppercase;
  cursor: pointer;
}

.callout span {
  width: 10px;
  height: 10px;
  border: 1px solid var(--gold);
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(224, 189, 121, 0.45);
  animation: ping 2s infinite;
}

.callout::after {
  content: "";
  position: absolute;
  height: 1px;
  width: 94px;
  background: var(--gold);
  opacity: 0.72;
}

.callout.c1 {
  left: 6%;
  top: 8%;
}

.callout.c1::after {
  left: 100%;
  top: 50%;
}

.callout.c2 {
  left: 38%;
  top: 3%;
}

.callout.c2::after {
  left: 100%;
  top: 50%;
  width: 72px;
}

.callout.c3 {
  left: 18%;
  bottom: 11%;
}

.callout.c3::after {
  left: 100%;
  top: 50%;
  width: 130px;
}

.callout.c4 {
  right: 3%;
  bottom: 20%;
}

.callout.c4::after {
  right: 100%;
  top: 50%;
  width: 98px;
}

.spec-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border-bottom: 1px solid var(--line);
  background: var(--ink-2);
}

.spec-row div {
  min-height: 86px;
  display: grid;
  place-items: center;
  border-right: 1px solid var(--line);
  text-align: center;
}

.spec-row div:last-child {
  border-right: 0;
}

.spec-row span {
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 1.7vw, 1.8rem);
  text-transform: uppercase;
}

.spec-row small {
  color: var(--muted);
  font-size: 0.61rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.anatomy {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(300px, 0.58fr) minmax(620px, 1.1fr);
  gap: clamp(42px, 6vw, 96px);
  align-items: center;
  min-height: 760px;
  padding: 118px 6vw;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 72% 48%, rgba(224, 189, 121, 0.12), transparent 28rem),
    linear-gradient(rgba(199, 154, 85, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(199, 154, 85, 0.08) 1px, transparent 1px),
    #071523;
  background-size: 72px 72px;
}

.anatomy::before,
.anatomy::after {
  content: "";
  position: absolute;
  z-index: -1;
  pointer-events: none;
  opacity: 0.42;
}

.anatomy::before {
  right: -4vw;
  top: 64px;
  width: min(760px, 48vw);
  aspect-ratio: 1.9;
  border: 1px solid rgba(174, 194, 205, 0.1);
  border-radius: 50%;
  transform: rotate(-4deg);
}

.anatomy::after {
  left: 48%;
  bottom: 52px;
  width: 430px;
  height: 210px;
  border-left: 1px solid rgba(174, 194, 205, 0.12);
  border-bottom: 1px solid rgba(174, 194, 205, 0.12);
  background:
    linear-gradient(90deg, rgba(174, 194, 205, 0.18) 1px, transparent 1px) 0 100% / 28px 36px no-repeat,
    radial-gradient(circle at 0 100%, transparent 0 92px, rgba(174, 194, 205, 0.13) 93px 94px, transparent 95px);
}

.anatomy-copy {
  max-width: 520px;
}

.anatomy-board {
  border: 1px solid rgba(224, 189, 121, 0.34);
  background:
    linear-gradient(90deg, rgba(5, 14, 23, 0.92), rgba(5, 14, 23, 0.5)),
    rgba(5, 14, 23, 0.52);
  box-shadow: 0 34px 90px rgba(0, 0, 0, 0.28);
}

.anatomy-row {
  position: relative;
  min-height: 156px;
  overflow: hidden;
  border-bottom: 1px solid rgba(224, 189, 121, 0.26);
}

.anatomy-row:last-child {
  border-bottom: 0;
}

.anatomy-row::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(90deg, #06121d 0%, rgba(6, 18, 29, 0.96) 33%, rgba(6, 18, 29, 0.54) 62%, rgba(6, 18, 29, 0.08) 100%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent 48%);
}

.anatomy-row img {
  position: absolute;
  inset: 0 0 0 auto;
  width: 58%;
  height: 100%;
  object-fit: cover;
  opacity: 0.86;
  mix-blend-mode: screen;
}

.anatomy-row-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 86px 1fr;
  gap: 32px;
  align-items: center;
  min-height: 156px;
  max-width: 560px;
  padding: 28px 36px;
}

.anatomy-number {
  display: grid;
  place-items: center start;
  height: 76px;
  border-right: 1px solid rgba(224, 189, 121, 0.72);
  color: var(--gold-bright);
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3vw, 2.3rem);
  line-height: 1;
  letter-spacing: 0.08em;
}

.anatomy-row h3 {
  margin: 0 0 10px;
  color: var(--text);
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 1.8vw, 1.38rem);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.anatomy-row p {
  max-width: 400px;
  margin: 0;
  color: rgba(196, 207, 214, 0.78);
  font-size: 0.96rem;
  line-height: 1.6;
}

.interior {
  min-height: 760px;
  display: grid;
  align-items: center;
  padding: 120px 7vw;
}

.materials,
.comparison,
.journal,
.cta {
  padding: 100px 6vw;
  border-bottom: 1px solid var(--line);
  background: #071523;
}

.materials {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: 54px;
  align-items: end;
}

.material-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  min-height: 290px;
  border: 1px solid var(--line);
}

.swatch {
  position: relative;
  overflow: hidden;
  border-right: 1px solid var(--line);
}

.swatch:last-child {
  border-right: 0;
}

.swatch::before {
  content: "";
  position: absolute;
  inset: 0;
  background-position: center;
  background-size: cover;
  transition: transform 700ms ease;
}

.swatch.wood::before {
  background-image:
    linear-gradient(180deg, rgba(6, 17, 27, 0.08), rgba(6, 17, 27, 0.42)),
    url("assets/material-fine-woods.png");
}

.swatch.stone::before {
  background-image:
    linear-gradient(180deg, rgba(6, 17, 27, 0.04), rgba(6, 17, 27, 0.36)),
    url("assets/material-natural-stone.png");
}

.swatch.metal::before {
  background-image:
    linear-gradient(180deg, rgba(6, 17, 27, 0.02), rgba(6, 17, 27, 0.34)),
    url("assets/material-metal-finishes.png");
}

.swatch.leather::before {
  background-image:
    linear-gradient(180deg, rgba(6, 17, 27, 0.05), rgba(6, 17, 27, 0.4)),
    url("assets/material-bespoke-seating.png");
}

.swatch:hover::before {
  transform: scale(1.08);
}

.swatch span {
  position: absolute;
  left: 22px;
  bottom: 22px;
  z-index: 1;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.comparison {
  display: grid;
  gap: 42px;
}

.compare-table {
  display: grid;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.compare-table [role="row"] {
  display: grid;
  grid-template-columns: 0.8fr repeat(4, 1fr);
}

.compare-table span {
  min-height: 54px;
  display: flex;
  align-items: center;
  padding: 14px 18px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.compare-table [role="columnheader"],
.compare-table [role="row"] span:first-child {
  color: var(--gold-bright);
}

.journal {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  padding: 1px;
}

.journal-card {
  min-height: 310px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 42px;
  background:
    linear-gradient(180deg, rgba(7, 21, 35, 0.44), #071523),
    url("assets/propulsion-engine.png") center / cover;
}

.journal-card:nth-child(2) {
  background-image:
    linear-gradient(180deg, rgba(7, 21, 35, 0.32), #071523),
    url("assets/engineering-cutaway.png");
}

.journal-card:nth-child(3) {
  background-image:
    linear-gradient(180deg, rgba(7, 21, 35, 0.5), #071523),
    url("assets/hero-yacht-a.png");
}

.cta {
  min-height: 460px;
  display: grid;
  place-items: center;
  text-align: center;
  background:
    linear-gradient(rgba(6, 17, 27, 0.78), rgba(6, 17, 27, 0.88)),
    url("assets/hero-yacht-b.png") center / cover;
}

.cta h2 {
  max-width: 760px;
  margin-bottom: 34px;
}

.subpage-main {
  background: #071523;
}

.subpage-hero {
  min-height: 70svh;
  display: grid;
  align-items: end;
  padding: 170px 6vw 74px;
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.subpage-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background: var(--page-image) center / cover;
  transform: scale(1.04);
  animation: heroBreath 16s ease-in-out infinite alternate;
}

.subpage-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(5, 13, 21, 0.94), rgba(5, 13, 21, 0.56) 42%, rgba(5, 13, 21, 0.18)),
    linear-gradient(180deg, rgba(5, 13, 21, 0.32), rgba(5, 13, 21, 0.88));
}

.subpage-hero .section-copy {
  max-width: 760px;
}

.subpage-hero h1 {
  max-width: 820px;
}

.page-band {
  display: grid;
  grid-template-columns: minmax(280px, 0.78fr) minmax(440px, 1.22fr);
  gap: 54px;
  align-items: center;
  padding: 96px 6vw;
  border-bottom: 1px solid var(--line);
  background: #071523;
}

.page-band.reverse {
  grid-template-columns: minmax(440px, 1.22fr) minmax(280px, 0.78fr);
}

.page-band.reverse .section-copy {
  order: 2;
}

.page-image {
  min-height: 430px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #06111b;
}

.page-image img {
  width: 100%;
  height: 100%;
  min-height: 430px;
  object-fit: cover;
  transition: transform 900ms ease;
}

.page-image.engine-cutout {
  display: flex;
  align-items: center;
  min-height: 430px;
  overflow: visible;
  border: 0;
  background: transparent;
}

.page-image.engine-cutout img {
  height: auto;
  min-height: 0;
  object-fit: contain;
  filter: drop-shadow(0 24px 58px rgba(0, 0, 0, 0.42));
}

.page-image:hover img {
  transform: scale(1.06);
}

.page-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-bottom: 1px solid var(--line);
}

.page-list article {
  min-height: 260px;
  padding: 44px;
  border-right: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent),
    #071523;
}

.page-list article:last-child {
  border-right: 0;
}

.page-list span {
  display: block;
  margin-bottom: 28px;
  color: var(--gold-bright);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.22em;
}

.contact-panel {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 48px;
  padding: 96px 6vw;
  border-bottom: 1px solid var(--line);
}

.contact-card {
  padding: 42px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.contact-card p {
  margin: 8px 0 0;
}

.section-heading {
  max-width: 760px;
  padding: 92px 6vw 34px;
}

.model-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.model-card {
  position: relative;
  min-height: 430px;
  overflow: hidden;
  border-right: 1px solid var(--line);
  background: #071523;
}

.model-card:last-child {
  border-right: 0;
}

.model-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.78;
  transform: scale(1.02);
  transition: transform 800ms ease, opacity 800ms ease;
}

.model-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(5, 13, 21, 0.04), rgba(5, 13, 21, 0.92));
}

.model-card > div {
  position: absolute;
  left: 26px;
  right: 24px;
  bottom: 26px;
  z-index: 1;
}

.model-card small {
  color: var(--gold-bright);
  font-size: 0.64rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.model-card h3 {
  margin-top: 10px;
}

.model-card dl {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 22px 0;
}

.model-card:hover img {
  opacity: 0.96;
  transform: scale(1.08);
}

.tour-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.tour-card {
  min-height: 390px;
  display: grid;
  align-content: end;
  padding: 34px;
  border-right: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(5, 13, 21, 0.1), rgba(5, 13, 21, 0.94)),
    var(--tour-image) center / cover;
}

.tour-card:last-child {
  border-right: 0;
}

.tour-card p {
  margin-bottom: 0;
}

.system-deep-dive {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 1px;
  background: var(--line);
  border-bottom: 1px solid var(--line);
}

.system-panel {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 28px;
  align-items: start;
  padding: 42px;
  background: #071523;
}

.system-panel span {
  color: var(--gold-bright);
  font-family: var(--font-display);
  font-size: 2.6rem;
}

.process-timeline {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.process-step {
  min-height: 260px;
  padding: 34px;
  border-right: 1px solid var(--line);
  background: #071523;
}

.process-step:last-child {
  border-right: 0;
}

.process-step span {
  color: var(--gold-bright);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.22em;
}

.quote-band {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--line);
  border-bottom: 1px solid var(--line);
}

.quote-band blockquote {
  margin: 0;
  padding: 70px 6vw;
  background: #071523;
  color: var(--text);
  font-family: var(--font-display);
  font-size: clamp(1.65rem, 3vw, 3.6rem);
  line-height: 1.08;
  text-transform: uppercase;
}

.quote-band div {
  padding: 70px 6vw;
  background: #071523;
}

.spec-matrix {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.spec-matrix div {
  min-height: 136px;
  padding: 28px;
  border-right: 1px solid var(--line);
  background: #071523;
}

.spec-matrix div:last-child {
  border-right: 0;
}

.spec-matrix strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.5vw, 2.6rem);
  font-weight: 400;
}

.spec-matrix small {
  color: var(--gold-bright);
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.journal-index {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border-bottom: 1px solid var(--line);
}

.journal-feature {
  min-height: 470px;
  display: grid;
  align-content: end;
  padding: 44px;
  background:
    linear-gradient(180deg, rgba(5, 13, 21, 0.06), rgba(5, 13, 21, 0.94)),
    var(--journal-image) center / cover;
}

.detail-nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  padding: 28px 6vw;
  border-bottom: 1px solid var(--line);
  background: #071523;
}

.detail-nav a {
  position: relative;
  padding-bottom: 8px;
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.detail-nav a:hover {
  color: var(--gold-bright);
}

.detail-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  transform: scaleX(0);
  transform-origin: right;
  background: var(--gold);
  transition: transform 260ms ease;
}

.detail-nav a[aria-current="page"] {
  color: var(--gold-bright);
}

.detail-nav a:hover::after,
.detail-nav a[aria-current="page"]::after {
  transform: scaleX(1);
}

.tour-stats {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.tour-stats div {
  min-height: 134px;
  padding: 24px;
  border-right: 1px solid var(--line);
  background: #071523;
}

.tour-stats div:last-child {
  border-right: 0;
}

.tour-stats strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 2.3vw, 2.6rem);
  font-weight: 400;
}

.tour-stats small {
  color: var(--gold-bright);
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.amenity-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border-bottom: 1px solid var(--line);
}

.amenity-grid article {
  min-height: 240px;
  padding: 34px;
  background: #071523;
}

.amenity-grid h3 {
  font-size: clamp(1.1rem, 1.6vw, 1.55rem);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border-bottom: 1px solid var(--line);
}

.gallery-item {
  min-height: 330px;
  display: grid;
  align-content: end;
  padding: 28px;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(5, 13, 21, 0.06), rgba(5, 13, 21, 0.9)),
    var(--gallery-image) center / cover;
}

.gallery-item.large {
  grid-column: span 2;
  min-height: 520px;
}

.gallery-item p {
  margin-bottom: 0;
}

.room-list {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 1px;
  background: var(--line);
  border-bottom: 1px solid var(--line);
}

.room-list > div {
  padding: 54px 6vw;
  background: #071523;
}

.room-list ul {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.room-list li {
  padding: 14px 0;
  border-bottom: 1px solid rgba(197, 151, 82, 0.22);
  color: var(--muted);
}

.nested-route-map {
  padding: 38px 6vw;
  border-bottom: 1px solid var(--line);
  background: #071523;
}

.nested-route-map .detail-nav {
  padding: 0;
  border: 0;
}

.route-intro {
  display: grid;
  grid-template-columns: minmax(300px, 0.78fr) minmax(440px, 1.22fr);
  gap: 1px;
  background: var(--line);
  border-bottom: 1px solid var(--line);
}

.route-intro > div {
  padding: 64px 6vw;
  background: #071523;
}

.route-intro .route-copy {
  display: grid;
  align-content: center;
}

.route-intro .route-media {
  min-height: 520px;
  padding: 0;
  background:
    linear-gradient(180deg, rgba(5, 13, 21, 0.1), rgba(5, 13, 21, 0.78)),
    var(--route-image) center / cover;
}

.route-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border-bottom: 1px solid var(--line);
}

.route-card-grid article {
  min-height: 280px;
  padding: 38px;
  background: #071523;
}

.route-card-grid article.featured {
  min-height: 430px;
  display: grid;
  align-content: end;
  background:
    linear-gradient(180deg, rgba(5, 13, 21, 0.06), rgba(5, 13, 21, 0.88)),
    var(--route-card-image) center / cover;
}

.route-table {
  display: grid;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
  background: #071523;
}

.route-table div {
  display: grid;
  grid-template-columns: 0.7fr 1fr 1fr;
}

.route-table span {
  min-height: 58px;
  display: flex;
  align-items: center;
  padding: 15px 20px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.route-table div:first-child span,
.route-table span:first-child {
  color: var(--gold-bright);
}

@keyframes heroBreath {
  from {
    transform: scale(1.04) translateY(0);
  }
  to {
    transform: scale(1.1) translateY(-10px);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(34px);
  transition: opacity 800ms ease, transform 800ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.hero-content.reveal {
  opacity: 1;
  transform: translateY(0);
}

@keyframes pulse {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(224, 189, 121, 0.34);
  }
  50% {
    box-shadow: 0 0 0 12px rgba(224, 189, 121, 0);
  }
}

@keyframes ping {
  70% {
    box-shadow: 0 0 0 10px rgba(224, 189, 121, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(224, 189, 121, 0);
  }
}

@keyframes scrollLine {
  0%,
  100% {
    transform: scaleY(0.5);
    opacity: 0.45;
  }
  50% {
    transform: scaleY(1);
    opacity: 1;
  }
}

@keyframes floatImage {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
  }
  50% {
    transform: translate3d(0, -14px, 0);
  }
}

@keyframes deckDrift {
  0%,
  100% {
    transform: rotateX(56deg) rotateZ(-4deg) translateY(0);
  }
  50% {
    transform: rotateX(56deg) rotateZ(-4deg) translateY(-9px);
  }
}

@keyframes scan {
  from {
    transform: translateY(20px);
  }
  to {
    transform: translateY(410px);
  }
}

@media (max-width: 1100px) {
  .site-header {
    grid-template-columns: 160px 1fr 124px 44px;
    row-gap: 14px;
  }

  .nav-links {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-content: flex-start;
    gap: 22px;
    font-size: 0.62rem;
    letter-spacing: 0.16em;
    overflow-x: auto;
    padding: 4px 0 2px;
    scrollbar-width: none;
  }

  .nav-links::-webkit-scrollbar {
    display: none;
  }

  .menu-button {
    justify-self: end;
  }

  .feature-strip,
  .engineering,
  .anatomy,
  .materials,
  .page-band,
  .page-band.reverse,
  .contact-panel {
    grid-template-columns: 1fr;
  }

  .page-band.reverse .section-copy {
    order: initial;
  }

  .tile-grid,
  .journal,
  .page-list,
  .model-grid,
  .tour-grid,
  .process-timeline,
  .spec-matrix,
  .journal-index,
  .tour-stats,
  .amenity-grid,
  .gallery-grid,
  .route-card-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .system-deep-dive,
  .quote-band,
  .room-list,
  .route-intro {
    grid-template-columns: 1fr;
  }

  .anatomy {
    gap: 48px;
  }

  .anatomy-copy {
    max-width: 680px;
  }

  .anatomy-board {
    width: 100%;
  }

  .page-list article:last-child:nth-child(odd),
  .tour-grid .tour-card:last-child:nth-child(odd),
  .process-timeline .process-step:last-child:nth-child(odd),
  .journal-index .journal-feature:last-child:nth-child(odd),
  .route-card-grid article:last-child:nth-child(odd) {
    grid-column: 1 / -1;
  }

  .feature-strip dl,
  .spec-row {
    grid-template-columns: repeat(2, 1fr);
  }

}

@media (max-width: 720px) {
  .site-header {
    grid-template-columns: 1fr auto auto;
    padding: 18px 22px;
    gap: 12px 18px;
  }

  .brand {
    justify-items: start;
    letter-spacing: 0.28em;
  }

  .nav-links {
    display: none;
    grid-column: auto;
    grid-row: auto;
    overflow: visible;
    mask-image: none;
  }

  .outline-button {
    display: inline-flex;
    grid-column: 2;
    grid-row: 1;
    justify-self: end;
    min-width: 92px;
    min-height: 36px;
    padding-inline: 14px;
    font-size: 0.58rem;
  }

  .menu-button {
    display: grid;
    grid-column: 3;
    grid-row: 1;
  }

  .hero,
  .interior {
    min-height: 820px;
    padding: 130px 24px 64px;
  }

  h1 {
    font-size: clamp(2.5rem, 12.2vw, 3.25rem);
  }

  .hero-content p,
  .section-copy p {
    max-width: 100%;
  }

  .button-row {
    align-items: flex-start;
    flex-direction: column;
    gap: 14px;
  }

  .gold-button {
    width: min(100%, 280px);
    padding-inline: 18px;
  }

  .text-link {
    max-width: 100%;
    white-space: normal;
    text-align: left;
  }

  .feature-strip,
  .engineering,
  .anatomy,
  .materials,
  .comparison,
  .cta,
  .subpage-hero,
  .page-band,
  .contact-panel {
    padding-inline: 24px;
  }

  .tile-grid,
  .journal,
  .material-grid,
  .page-list,
  .model-grid,
  .tour-grid,
  .process-timeline,
  .spec-matrix,
  .journal-index,
  .tour-stats,
  .amenity-grid,
  .gallery-grid,
  .route-card-grid {
    grid-template-columns: 1fr;
  }

  .image-card,
  .swatch {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .cutaway-wrap {
    min-height: 390px;
  }

  .callout {
    position: relative;
    left: auto !important;
    right: auto !important;
    top: auto !important;
    bottom: auto !important;
    margin: 8px;
  }

  .callout::after {
    display: none;
  }

  .anatomy-row {
    min-height: 188px;
  }

  .anatomy-row::before {
    background:
      linear-gradient(90deg, #06121d 0%, rgba(6, 18, 29, 0.94) 46%, rgba(6, 18, 29, 0.46) 100%),
      linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent 48%);
  }

  .anatomy-row img {
    width: 68%;
  }

  .anatomy-row-content {
    grid-template-columns: 58px 1fr;
    gap: 20px;
    min-height: 188px;
    padding: 24px;
  }

  .anatomy-number {
    height: 62px;
  }

  .compare-table {
    overflow-x: auto;
  }

  .compare-table [role="row"] {
    min-width: 760px;
  }

  .subpage-hero {
    min-height: 640px;
    padding-top: 170px;
  }

  .page-list article {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .model-card,
  .tour-card,
  .process-step,
  .spec-matrix div,
  .tour-stats div {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .gallery-item.large {
    grid-column: auto;
  }

  .room-list > div {
    padding-inline: 24px;
  }

  .route-intro > div,
  .route-card-grid article {
    padding-inline: 24px;
  }

  .route-intro .route-media {
    min-height: 360px;
  }

  .route-table {
    overflow-x: auto;
  }

  .route-table div {
    min-width: 720px;
  }

  .system-panel {
    grid-template-columns: 1fr;
    padding: 30px 24px;
  }

  .quote-band blockquote,
  .quote-band div {
    padding-inline: 24px;
  }
}

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

.site-header {
  background:
    linear-gradient(90deg, rgba(6, 17, 27, 0.7), rgba(6, 17, 27, 0.34)),
    rgba(6, 17, 27, 0.18);
  backdrop-filter: blur(14px);
}

.site-header.scrolled {
  box-shadow: 0 18px 70px rgba(0, 0, 0, 0.28);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(circle at 72% 46%, rgba(224, 189, 121, 0.16), transparent 20rem),
    linear-gradient(115deg, rgba(255, 255, 255, 0.08), transparent 34%);
  mix-blend-mode: screen;
  opacity: 0.56;
}

.hero-content {
  position: relative;
}

.hero-content::before {
  content: "";
  position: absolute;
  inset: -34px -42px;
  z-index: -1;
  border-left: 1px solid rgba(224, 189, 121, 0.28);
  background: linear-gradient(90deg, rgba(6, 17, 27, 0.38), transparent);
}

.feature-strip {
  position: relative;
  box-shadow: 0 -24px 80px rgba(0, 0, 0, 0.28);
}

.feature-strip::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(135deg, rgba(224, 189, 121, 0.1), transparent 38%);
}

.image-card {
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.image-card::before {
  content: "";
  position: absolute;
  inset: 18px;
  z-index: 1;
  pointer-events: none;
  border: 1px solid rgba(224, 189, 121, 0);
  transition: border-color 450ms ease;
}

.image-card:hover::before {
  border-color: rgba(224, 189, 121, 0.3);
}

.engineering {
  background:
    radial-gradient(circle at 72% 42%, rgba(224, 189, 121, 0.18), transparent 28rem),
    linear-gradient(rgba(199, 154, 85, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(199, 154, 85, 0.05) 1px, transparent 1px),
    linear-gradient(180deg, #06121d, #071827);
  background-size: auto, 72px 72px, 72px 72px, auto;
}

.cutaway-wrap::before {
  content: "";
  position: absolute;
  inset: 10% 8%;
  border: 1px solid rgba(224, 189, 121, 0.18);
  transform: perspective(1000px) rotateX(58deg) rotateZ(-3deg);
}

.callout {
  border: 1px solid rgba(224, 189, 121, 0.22);
  backdrop-filter: blur(12px);
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.24);
}

.spec-row {
  box-shadow: inset 0 1px 0 rgba(224, 189, 121, 0.18);
}

.gold-button,
.outline-button {
  position: relative;
  overflow: hidden;
}

.gold-button::after,
.outline-button::after {
  content: "";
  position: absolute;
  inset: 0;
  transform: translateX(-120%);
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.26), transparent);
  transition: transform 540ms ease;
}

.gold-button:hover::after,
.outline-button:hover::after {
  transform: translateX(120%);
}

@media (max-width: 720px) {
  .site-header {
    background: rgba(6, 17, 27, 0.76);
  }

  .hero-content::before,
  .cutaway-wrap::before {
    display: none;
  }

  .feature-strip {
    gap: 22px;
  }
}