:root {
  --bg: #050b12;
  --bg-2: #08131e;
  --surface: #0b1722;
  --surface-2: #101f2d;
  --ink: #f5f8fb;
  --text: #b8c5d0;
  --muted: #7e8e9d;
  --line: rgba(255, 255, 255, 0.12);
  --line-soft: rgba(255, 255, 255, 0.07);
  --white: #fff;
  --cyan: #2ed3ff;
  --gold: #f1c75b;
  --container: 1220px;
  --header-height: 82px;
  --radius-xl: 34px;
  --radius-lg: 26px;
  --radius-md: 18px;
  --shadow-lg: 0 34px 90px rgba(0, 0, 0, 0.36);
  --shadow-md: 0 20px 55px rgba(0, 0, 0, 0.25);
  --ease: cubic-bezier(.22, 1, .36, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-height) + 18px); }
body {
  margin: 0;
  color: var(--ink);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  font-feature-settings: "palt" 1;
  line-height: 1.75;
  background: var(--bg);
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
p, h1, h2, h3, dl, dd, ul { margin: 0; }
ul { padding: 0; }
li { list-style: none; }
button, input { font: inherit; }
::selection { color: #06131f; background: #89eaff; }

.container { width: min(calc(100% - 56px), var(--container)); margin-inline: auto; }
.skip-link {
  position: fixed;
  z-index: 1000;
  top: -90px;
  left: 20px;
  padding: 11px 17px;
  border-radius: 999px;
  color: #06131f;
  font-weight: 800;
  background: var(--cyan);
  transition: top .2s ease;
}
.skip-link:focus { top: 16px; }

.scroll-progress {
  position: fixed;
  z-index: 1001;
  inset: 0 0 auto;
  height: 3px;
  background: rgba(255,255,255,.05);
  pointer-events: none;
}
.scroll-progress span {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, #2ed3ff, #9b7bff, #4be1c3, #f1c75b);
  box-shadow: 0 0 18px rgba(46, 211, 255, .65);
}

/* Header */
.site-header {
  position: fixed;
  z-index: 100;
  inset: 0 0 auto;
  height: var(--header-height);
  border-bottom: 1px solid transparent;
  background: linear-gradient(180deg, rgba(3, 9, 15, .84), rgba(3, 9, 15, .28));
  transition: background .35s ease, border-color .35s ease, height .35s ease;
}
.site-header.is-scrolled {
  border-color: var(--line-soft);
  background: rgba(5, 11, 18, .88);
  -webkit-backdrop-filter: blur(20px) saturate(135%);
  backdrop-filter: blur(20px) saturate(135%);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 28px;
}
.brand { display: inline-flex; align-items: center; flex: 0 0 auto; }
.brand-plate {
  display: inline-flex;
  align-items: center;
  padding: 7px 12px;
  border-radius: 10px;
  background: rgba(255,255,255,.95);
  box-shadow: 0 10px 28px rgba(0,0,0,.14);
}
.brand-plate img { width: 192px; height: 40px; object-fit: contain; }
.global-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(14px, 1.7vw, 26px);
  color: rgba(255,255,255,.82);
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .02em;
}
.global-nav a { position: relative; white-space: nowrap; transition: color .25s ease; }
.global-nav a:not(.nav-contact)::after {
  position: absolute;
  left: 0;
  bottom: -9px;
  width: 0;
  height: 1px;
  content: "";
  background: var(--cyan);
  transition: width .3s var(--ease);
}
.global-nav a:hover,
.global-nav a:focus-visible { color: var(--white); }
.global-nav a:hover::after,
.global-nav a:focus-visible::after { width: 100%; }
.nav-contact {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 8px 16px;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 999px;
  background: rgba(255,255,255,.07);
}
.nav-contact:hover { background: rgba(255,255,255,.13); }
.nav-toggle, .nav-trigger { display: none; }

/* Fixed domain navigation */
.domain-rail {
  position: fixed;
  z-index: 88;
  top: 50%;
  right: 22px;
  display: grid;
  gap: 5px;
  padding: 10px 8px;
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  background: rgba(5,11,18,.54);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  transform: translateY(-50%);
}
.domain-rail a {
  position: relative;
  display: grid;
  place-items: center;
  width: 27px;
  height: 27px;
  border-radius: 50%;
  color: rgba(255,255,255,.42);
  font-size: .58rem;
  font-weight: 900;
  letter-spacing: .02em;
  transition: color .25s ease, background .25s ease, transform .25s ease;
}
.domain-rail a::before {
  position: absolute;
  inset: 50% auto auto 50%;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  content: "";
  background: currentColor;
  transform: translate(-50%, -50%);
  transition: opacity .2s ease;
}
.domain-rail a span { opacity: 0; transition: opacity .2s ease; }
.domain-rail a:hover,
.domain-rail a:focus-visible,
.domain-rail a.is-active {
  color: #06131f;
  background: var(--active-color, var(--cyan));
  transform: scale(1.08);
}
.domain-rail a:hover::before,
.domain-rail a:focus-visible::before,
.domain-rail a.is-active::before { opacity: 0; }
.domain-rail a:hover span,
.domain-rail a:focus-visible span,
.domain-rail a.is-active span { opacity: 1; }

/* Hero */
.hero {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  isolation: isolate;
  padding: calc(var(--header-height) + 76px) 0 98px;
  background:
    linear-gradient(90deg, rgba(3, 9, 15, .96) 0%, rgba(3, 9, 15, .78) 43%, rgba(3, 9, 15, .35) 72%, rgba(3, 9, 15, .66) 100%),
    linear-gradient(180deg, rgba(4,10,17,.12), rgba(4,10,17,.72)),
    url('../assets/backgrounds/hero-port.webp') center/cover no-repeat;
}
.hero::before {
  position: absolute;
  z-index: -1;
  inset: 0;
  content: "";
  background:
    radial-gradient(circle at 68% 42%, rgba(46,211,255,.14), transparent 28%),
    radial-gradient(circle at 88% 18%, rgba(241,199,91,.13), transparent 22%),
    linear-gradient(180deg, transparent 72%, var(--bg) 100%);
}
.hero-noise {
  position: absolute;
  z-index: -1;
  inset: 0;
  opacity: .13;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.32'/%3E%3C/svg%3E");
}
.hero-grid {
  position: absolute;
  z-index: -1;
  inset: 0;
  opacity: .12;
  background-image:
    linear-gradient(rgba(255,255,255,.18) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.18) 1px, transparent 1px);
  background-size: 78px 78px;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 52%, #000);
  mask-image: linear-gradient(90deg, transparent, #000 52%, #000);
}
.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(420px, .92fr);
  align-items: center;
  gap: 52px;
  min-height: calc(100svh - var(--header-height) - 174px);
}
.eyebrow,
.section-label,
.domain-en {
  color: var(--cyan);
  font-size: .72rem;
  font-weight: 900;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.eyebrow { display: inline-flex; align-items: center; gap: 10px; }
.eyebrow span { width: 34px; height: 1px; background: currentColor; }
.hero h1 {
  max-width: 820px;
  margin-top: 22px;
  color: var(--white);
  font-size: clamp(3.4rem, 6.25vw, 6.7rem);
  font-weight: 820;
  letter-spacing: -.065em;
  line-height: .98;
  text-wrap: balance;
}
.hero h1 em {
  color: transparent;
  font-style: normal;
  background: linear-gradient(100deg, #fff 0%, #9defff 42%, #f5d98b 100%);
  -webkit-background-clip: text;
  background-clip: text;
}
.hero-lead {
  max-width: 710px;
  margin-top: 28px;
  color: rgba(255,255,255,.74);
  font-size: clamp(.98rem, 1.3vw, 1.12rem);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 13px; margin-top: 34px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  min-height: 54px;
  padding: 13px 22px;
  border-radius: 999px;
  font-size: .9rem;
  font-weight: 850;
  transition: transform .3s var(--ease), box-shadow .3s ease, background .3s ease;
}
.button:hover, .button:focus-visible { transform: translateY(-3px); }
.button-primary {
  color: #041019;
  background: linear-gradient(135deg, #73e7ff, var(--cyan));
  box-shadow: 0 16px 38px rgba(46,211,255,.22);
}
.button-primary span { font-size: 1.1rem; }
.button-ghost {
  border: 1px solid rgba(255,255,255,.18);
  color: var(--white);
  background: rgba(255,255,255,.06);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}
.button-ghost:hover { background: rgba(255,255,255,.12); }
.hero-stats {
  display: grid;
  grid-template-columns: .78fr .78fr 1.5fr;
  gap: 1px;
  max-width: 700px;
  margin-top: 46px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 17px;
  background: rgba(255,255,255,.11);
}
.hero-stats div { padding: 16px 18px; background: rgba(3,9,15,.72); }
.hero-stats dt {
  color: rgba(255,255,255,.48);
  font-size: .59rem;
  font-weight: 800;
  letter-spacing: .12em;
}
.hero-stats dd {
  margin-top: 3px;
  color: var(--white);
  font-size: 1.18rem;
  font-weight: 850;
  letter-spacing: -.02em;
}
.hero-orbit {
  position: relative;
  width: min(100%, 550px);
  aspect-ratio: 1;
  margin-inline: auto;
  filter: drop-shadow(0 30px 80px rgba(0,0,0,.34));
}
.hero-orbit::before {
  position: absolute;
  inset: 16%;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 50%;
  content: "";
  background: radial-gradient(circle, rgba(46,211,255,.11), rgba(5,11,18,.28) 55%, transparent 70%);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}
.orbit-ring {
  position: absolute;
  inset: 50% auto auto 50%;
  border: 1px solid rgba(255,255,255,.17);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}
.ring-1 { width: 70%; height: 70%; }
.ring-2 { width: 96%; height: 96%; border-style: dashed; animation: orbitSpin 44s linear infinite; }
.orbit-core {
  position: absolute;
  z-index: 2;
  top: 50%;
  left: 50%;
  display: grid;
  place-items: center;
  width: 38%;
  aspect-ratio: 1;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 50%;
  text-align: center;
  background: radial-gradient(circle at 35% 25%, rgba(255,255,255,.18), rgba(8,19,30,.92) 58%);
  box-shadow: inset 0 0 0 10px rgba(255,255,255,.025), 0 0 70px rgba(46,211,255,.16);
  transform: translate(-50%, -50%);
}
.orbit-core small { color: var(--cyan); font-size: .64rem; font-weight: 900; letter-spacing: .18em; }
.orbit-core strong { margin-top: -25%; font-size: clamp(.86rem, 1.4vw, 1.18rem); line-height: 1.22; letter-spacing: .06em; }
.orbit-item {
  position: absolute;
  z-index: 3;
  display: grid;
  align-content: center;
  width: 27%;
  aspect-ratio: 1;
  padding: 15px;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 50%;
  background: rgba(5,11,18,.72);
  -webkit-backdrop-filter: blur(15px);
  backdrop-filter: blur(15px);
  box-shadow: 0 18px 46px rgba(0,0,0,.28);
  transition: transform .35s var(--ease), border-color .35s ease, background .35s ease;
}
.orbit-item:hover, .orbit-item:focus-visible { border-color: rgba(255,255,255,.45); background: rgba(10,28,40,.9); transform: translateY(-5px) scale(1.03); }
.orbit-item span { color: var(--cyan); font-size: .62rem; font-weight: 900; letter-spacing: .1em; }
.orbit-item strong { margin-top: 4px; font-size: clamp(.74rem, 1.2vw, .98rem); line-height: 1.18; }
.item-1 { top: 4%; left: 8%; }
.item-2 { top: 11%; right: 0; }
.item-3 { right: 2%; bottom: 4%; }
.item-4 { bottom: 1%; left: 4%; }
.hero-footer {
  position: absolute;
  right: 0;
  bottom: 22px;
  left: 0;
  color: rgba(255,255,255,.52);
  font-size: .65rem;
  font-weight: 800;
  letter-spacing: .14em;
}
.hero-footer .container { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.hero-footer a { color: rgba(255,255,255,.8); }

@keyframes orbitSpin { to { transform: translate(-50%, -50%) rotate(360deg); } }

/* Domain map */
.overview {
  position: relative;
  padding: 124px 0 132px;
  overflow: hidden;
  background:
    radial-gradient(circle at 12% 16%, rgba(46,211,255,.08), transparent 24%),
    radial-gradient(circle at 87% 82%, rgba(155,123,255,.08), transparent 26%),
    var(--bg);
}
.overview::before {
  position: absolute;
  inset: 0;
  content: "";
  opacity: .055;
  background-image: linear-gradient(rgba(255,255,255,.45) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.45) 1px, transparent 1px);
  background-size: 72px 72px;
  pointer-events: none;
}
.section-head {
  position: relative;
  display: grid;
  grid-template-columns: 1fr .92fr;
  align-items: end;
  gap: 70px;
  margin-bottom: 52px;
}
.section-head h2 {
  margin-top: 12px;
  font-size: clamp(2.4rem, 4.4vw, 4.8rem);
  letter-spacing: -.055em;
  line-height: 1.05;
}
.section-head > p { color: var(--text); font-size: 1rem; }
.cluster-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 18px;
}
.cluster-card {
  position: relative;
  min-height: 330px;
  padding: 29px;
  overflow: hidden;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgba(255,255,255,.07), rgba(255,255,255,.025));
  box-shadow: var(--shadow-md);
  transition: transform .38s var(--ease), border-color .3s ease;
}
.cluster-card:nth-child(1), .cluster-card:nth-child(4) { grid-column: span 7; }
.cluster-card:nth-child(2), .cluster-card:nth-child(3) { grid-column: span 5; }
.cluster-card::before {
  position: absolute;
  inset: 0;
  content: "";
  opacity: .42;
  background: radial-gradient(circle at 88% 5%, color-mix(in srgb, var(--cluster) 30%, transparent), transparent 34%);
  pointer-events: none;
}
.cluster-card::after {
  position: absolute;
  right: -46px;
  bottom: -68px;
  width: 170px;
  height: 170px;
  border: 1px solid color-mix(in srgb, var(--cluster) 44%, transparent);
  border-radius: 50%;
  content: "";
}
.cluster-card:hover { transform: translateY(-7px); border-color: color-mix(in srgb, var(--cluster) 45%, transparent); }
.cluster-top { position: relative; display: flex; align-items: center; gap: 14px; }
.cluster-top span {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 13px;
  color: #06131f;
  font-weight: 900;
  background: var(--cluster);
}
.cluster-top small { color: var(--cluster); font-size: .67rem; font-weight: 900; letter-spacing: .14em; }
.cluster-card h3 { position: relative; margin-top: 25px; font-size: clamp(1.45rem, 2.2vw, 2rem); }
.cluster-card > p { position: relative; max-width: 580px; margin-top: 12px; color: var(--text); }
.cluster-links { position: relative; display: flex; flex-wrap: wrap; gap: 8px; margin-top: 27px; }
.cluster-links a {
  padding: 7px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: rgba(255,255,255,.78);
  font-size: .76rem;
  font-weight: 750;
  background: rgba(0,0,0,.12);
  transition: border-color .25s ease, color .25s ease, background .25s ease;
}
.cluster-links a:hover { border-color: var(--cluster); color: var(--white); background: color-mix(in srgb, var(--cluster) 13%, transparent); }

/* Chapter transitions */
.chapter-break {
  position: relative;
  z-index: 3;
  overflow: hidden;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  background: #07111a;
}
.chapter-break::after {
  position: absolute;
  right: -120px;
  top: -160px;
  width: 440px;
  height: 440px;
  border-radius: 50%;
  content: "";
  background: radial-gradient(circle, color-mix(in srgb, var(--chapter-color) 17%, transparent), transparent 68%);
}
.chapter-break-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 150px 1fr;
  align-items: center;
  gap: 34px;
  min-height: 230px;
  padding-block: 42px;
}
.chapter-break-inner > span {
  color: transparent;
  font-size: clamp(5.5rem, 10vw, 9.5rem);
  font-weight: 900;
  letter-spacing: -.09em;
  line-height: .8;
  -webkit-text-stroke: 1px color-mix(in srgb, var(--chapter-color) 62%, transparent);
}
.chapter-break small { color: var(--chapter-color); font-size: .68rem; font-weight: 900; letter-spacing: .16em; }
.chapter-break h2 { margin-top: 7px; font-size: clamp(1.9rem, 3vw, 3rem); }
.chapter-break p { margin-top: 8px; color: var(--text); }

/* Business domain chapters */
.domain-block {
  position: relative;
  z-index: 1;
  min-height: 100svh;
  padding: 130px 0 152px;
  overflow: hidden;
  isolation: isolate;
  background: #061019;
}
.domain-photo {
  position: absolute;
  z-index: -4;
  inset: 0;
  background-image: var(--domain-bg);
  background-position: center;
  background-size: cover;
  transform: scale(1.03);
}
.domain-photo::after {
  position: absolute;
  inset: 0;
  content: "";
  background:
    linear-gradient(180deg, rgba(4,10,16,.62), rgba(4,10,16,.82)),
    radial-gradient(circle at 78% 40%, rgba(var(--accent-rgb), .18), transparent 30%);
}
.domain-shade {
  position: absolute;
  z-index: -3;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(3,9,15,.98) 0%, rgba(3,9,15,.91) 43%, rgba(3,9,15,.42) 73%, rgba(3,9,15,.68) 100%),
    linear-gradient(180deg, rgba(3,9,15,.25), rgba(3,9,15,.78));
}
.domain-block.is-reverse .domain-shade {
  background:
    linear-gradient(270deg, rgba(3,9,15,.98) 0%, rgba(3,9,15,.91) 43%, rgba(3,9,15,.42) 73%, rgba(3,9,15,.68) 100%),
    linear-gradient(180deg, rgba(3,9,15,.25), rgba(3,9,15,.78));
}
.domain-block::before {
  position: absolute;
  z-index: -2;
  inset: 0;
  content: "";
  opacity: .12;
  background-image: linear-gradient(rgba(255,255,255,.28) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.28) 1px, transparent 1px);
  background-size: 84px 84px;
  -webkit-mask-image: linear-gradient(90deg, #000 0%, transparent 72%);
  mask-image: linear-gradient(90deg, #000 0%, transparent 72%);
}
.domain-block.is-reverse::before {
  -webkit-mask-image: linear-gradient(270deg, #000 0%, transparent 72%);
  mask-image: linear-gradient(270deg, #000 0%, transparent 72%);
}
.domain-block::after {
  position: absolute;
  z-index: -1;
  left: 0;
  bottom: 0;
  width: 58%;
  height: 4px;
  content: "";
  background: linear-gradient(90deg, var(--accent), transparent);
}
.domain-block.is-reverse::after { right: 0; left: auto; background: linear-gradient(270deg, var(--accent), transparent); }
.domain-number {
  position: absolute;
  z-index: -1;
  top: 80px;
  right: 2vw;
  color: transparent;
  font-size: clamp(14rem, 27vw, 29rem);
  font-weight: 950;
  letter-spacing: -.11em;
  line-height: .8;
  opacity: .18;
  -webkit-text-stroke: 1px rgba(var(--accent-rgb), .65);
  user-select: none;
}
.domain-block.is-reverse .domain-number { right: auto; left: -1vw; }
.domain-layout {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(420px, .97fr);
  align-items: center;
  gap: clamp(42px, 6vw, 88px);
}
.domain-block.is-reverse .domain-copy { order: 2; }
.domain-block.is-reverse .domain-visual { order: 1; }
.domain-copy {
  padding: clamp(28px, 3vw, 42px);
  border: 1px solid rgba(255,255,255,.11);
  border-radius: var(--radius-xl);
  background: linear-gradient(145deg, rgba(5,13,21,.88), rgba(5,13,21,.68));
  box-shadow: var(--shadow-lg);
  -webkit-backdrop-filter: blur(22px) saturate(125%);
  backdrop-filter: blur(22px) saturate(125%);
}
.domain-meta { display: flex; align-items: center; gap: 13px; }
.domain-meta span {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 13px;
  color: #06131f;
  font-size: .8rem;
  font-weight: 950;
  background: var(--accent);
  box-shadow: 0 9px 24px rgba(var(--accent-rgb), .2);
}
.domain-meta small { color: rgba(255,255,255,.48); font-size: .64rem; font-weight: 900; letter-spacing: .14em; }
.domain-en { margin-top: 30px; color: var(--accent); }
.domain-copy h2 {
  max-width: 720px;
  margin-top: 6px;
  color: var(--white);
  font-size: clamp(2rem, 3.6vw, 4rem);
  font-weight: 850;
  letter-spacing: -.055em;
  line-height: 1.03;
  overflow-wrap: anywhere;
}
.domain-copy h3 {
  margin-top: 23px;
  padding-left: 17px;
  border-left: 3px solid var(--accent);
  color: var(--white);
  font-size: clamp(1.25rem, 2vw, 1.75rem);
  line-height: 1.4;
}
.domain-description { display: grid; gap: 15px; margin-top: 27px; }
.domain-description p { color: rgba(230,238,245,.78); font-size: .94rem; line-height: 1.88; }
.domain-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 25px; }
.domain-tags li {
  padding: 6px 10px;
  border: 1px solid rgba(var(--accent-rgb), .28);
  border-radius: 999px;
  color: rgba(255,255,255,.78);
  font-size: .72rem;
  font-weight: 700;
  background: rgba(var(--accent-rgb), .07);
}
.domain-cta {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  margin-top: 29px;
  padding: 12px 18px;
  border: 1px solid rgba(var(--accent-rgb), .34);
  border-radius: 999px;
  color: var(--white);
  font-size: .82rem;
  font-weight: 850;
  background: rgba(var(--accent-rgb), .1);
  transition: transform .3s var(--ease), background .3s ease, border-color .3s ease;
}
.domain-cta span { color: var(--accent); font-size: 1rem; }
.domain-cta:hover, .domain-cta:focus-visible {
  border-color: var(--accent);
  background: rgba(var(--accent-rgb), .18);
  transform: translateY(-3px);
}
.domain-visual { position: relative; min-width: 0; }

/* Product photography */
.product-gallery { display: grid; gap: 16px; }
.product-gallery--single { grid-template-columns: 1fr; }
.product-gallery--two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.product-gallery--three {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-template-rows: repeat(2, minmax(0, 1fr));
}
.product-gallery--three .product-tile:first-child { grid-row: 1 / span 2; }
.product-tile {
  position: relative;
  min-width: 0;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--radius-lg);
  background: rgba(6,14,22,.78);
  box-shadow: var(--shadow-lg);
  transition: transform .42s var(--ease), border-color .32s ease, box-shadow .32s ease;
}
.product-tile:hover, .product-tile:focus-visible {
  border-color: rgba(var(--accent-rgb), .62);
  box-shadow: 0 34px 90px rgba(0,0,0,.48), 0 0 0 1px rgba(var(--accent-rgb), .16);
  transform: translateY(-8px);
}
.product-image {
  display: grid;
  place-items: center;
  min-height: 300px;
  overflow: hidden;
  background:
    radial-gradient(circle at 72% 14%, rgba(var(--accent-rgb), .16), transparent 32%),
    linear-gradient(145deg, rgba(255,255,255,.97), rgba(224,232,239,.9));
}
.product-gallery--single .product-image { min-height: clamp(430px, 43vw, 590px); }
.product-gallery--two .product-image { min-height: 360px; }
.product-gallery--three .product-image { min-height: 250px; }
.product-gallery--three .product-tile:first-child .product-image { height: 100%; min-height: 520px; }
.product-image img {
  width: 100%;
  height: 100%;
  transition: transform .7s var(--ease);
}
.product-image--cover img { object-fit: cover; }
.product-image--contain img { object-fit: contain; padding: 7%; }
.product-tile:hover .product-image img { transform: scale(1.045); }
.product-caption {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 2px 15px;
  padding: 80px 22px 22px;
  background: linear-gradient(180deg, transparent, rgba(3,9,15,.94) 72%);
}
.product-caption small {
  grid-column: 1;
  color: rgba(255,255,255,.62);
  font-size: .68rem;
  font-weight: 700;
}
.product-caption strong {
  grid-column: 1;
  color: var(--white);
  font-size: clamp(.96rem, 1.4vw, 1.2rem);
  line-height: 1.3;
}
.product-caption span {
  grid-column: 2;
  grid-row: 1 / 3;
  display: grid;
  place-items: center;
  width: 39px;
  height: 39px;
  border-radius: 50%;
  color: #06131f;
  background: var(--accent);
}

/* Trade visual */
.trade-board {
  position: relative;
  width: min(100%, 600px);
  aspect-ratio: 1;
  margin-inline: auto;
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(var(--accent-rgb), .12), rgba(5,13,21,.58) 48%, rgba(5,13,21,.8) 68%);
  box-shadow: var(--shadow-lg), inset 0 0 90px rgba(var(--accent-rgb), .08);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}
.trade-board::before,
.trade-board::after {
  position: absolute;
  inset: 13%;
  border: 1px dashed rgba(var(--accent-rgb), .35);
  border-radius: 50%;
  content: "";
  animation: orbitSpin 42s linear infinite;
}
.trade-board::after { inset: 27%; border-style: solid; opacity: .45; animation-direction: reverse; animation-duration: 28s; }
.trade-orbit {
  position: absolute;
  inset: 50% auto auto 50%;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 28px var(--accent);
  animation: tradeOrbit 11s linear infinite;
}
.trade-hub {
  position: absolute;
  z-index: 3;
  top: 50%;
  left: 50%;
  display: grid;
  place-items: center;
  width: 31%;
  aspect-ratio: 1;
  border: 1px solid rgba(var(--accent-rgb), .45);
  border-radius: 50%;
  text-align: center;
  background: linear-gradient(145deg, rgba(var(--accent-rgb), .23), rgba(5,13,21,.94));
  box-shadow: 0 0 60px rgba(var(--accent-rgb), .18);
  transform: translate(-50%, -50%);
}
.trade-hub span { color: var(--accent); font-size: .62rem; font-weight: 900; letter-spacing: .16em; }
.trade-hub strong { margin-top: -27%; font-size: clamp(.9rem, 1.6vw, 1.25rem); line-height: 1.14; letter-spacing: .03em; }
.trade-node {
  position: absolute;
  z-index: 3;
  width: 31%;
  padding: 18px;
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 19px;
  background: rgba(5,13,21,.84);
  box-shadow: 0 15px 45px rgba(0,0,0,.28);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}
.trade-node span { color: var(--accent); font-size: .62rem; font-weight: 900; }
.trade-node strong { display: block; margin-top: 2px; font-size: 1.02rem; }
.trade-node small { display: block; margin-top: 2px; color: rgba(255,255,255,.55); font-size: .88rem; }
.node-a { top: 4%; left: 2%; }
.node-b { top: 11%; right: -2%; }
.node-c { right: 2%; bottom: 4%; }
.node-d { bottom: 11%; left: -2%; }
@keyframes tradeOrbit {
  from { transform: translate(-50%, -50%) rotate(0deg) translateX(210px) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg) translateX(210px) rotate(-360deg); }
}

/* Beauty visual */
.beauty-board {
  position: relative;
  padding: 28px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(145deg, rgba(255,255,255,.11), rgba(5,13,21,.7)),
    url('../assets/backgrounds/IMG_4044.jfif') center/cover no-repeat;
  box-shadow: var(--shadow-lg);
}
.beauty-board::before { position: absolute; inset: 0; content: ""; background: linear-gradient(160deg, rgba(5,10,16,.54), rgba(5,10,16,.88)); }
.beauty-board > p { position: relative; color: var(--accent); font-size: .7rem; font-weight: 900; letter-spacing: .16em; }
.beauty-board-grid { position: relative; display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 180px; }
.beauty-board-grid article {
  min-height: 150px;
  padding: 20px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 18px;
  background: rgba(6,13,21,.72);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}
.beauty-board-grid span { color: var(--accent); font-size: .68rem; font-weight: 900; }
.beauty-board-grid small { display: block; margin-top: 17px; color: rgba(255,255,255,.48); font-size: .62rem; font-weight: 900; letter-spacing: .12em; }
.beauty-board-grid strong { display: block; margin-top: 4px; font-size: .96rem; line-height: 1.4; }

.next-domain {
  position: absolute;
  right: clamp(28px, 5vw, 78px);
  bottom: 34px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 0 18px;
  max-width: min(430px, calc(100% - 56px));
  color: rgba(255,255,255,.74);
  text-align: right;
}
.next-domain small { grid-column: 1; color: var(--accent); font-size: .57rem; font-weight: 900; letter-spacing: .16em; }
.next-domain span { grid-column: 1; font-size: .8rem; font-weight: 750; }
.next-domain b {
  grid-column: 2;
  grid-row: 1 / 3;
  display: grid;
  place-items: center;
  width: 43px;
  height: 43px;
  border: 1px solid rgba(var(--accent-rgb), .35);
  border-radius: 50%;
  color: var(--accent);
  font-size: 1rem;
  font-weight: 500;
  transition: transform .3s var(--ease), background .3s ease;
}
.next-domain:hover b { background: rgba(var(--accent-rgb), .12); transform: translateY(5px); }

/* Contact / Footer */
.contact {
  position: relative;
  padding: 130px 0;
  overflow: hidden;
  background:
    radial-gradient(circle at 12% 80%, rgba(46,211,255,.1), transparent 28%),
    radial-gradient(circle at 88% 15%, rgba(241,199,91,.08), transparent 24%),
    #07111a;
}
.contact::before {
  position: absolute;
  inset: 0;
  content: "";
  opacity: .06;
  background-image: linear-gradient(rgba(255,255,255,.35) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.35) 1px, transparent 1px);
  background-size: 72px 72px;
}
.contact-card {
  position: relative;
  display: grid;
  grid-template-columns: 1.16fr .84fr;
  align-items: center;
  gap: 58px;
  padding: clamp(36px, 5vw, 72px);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(17,42,58,.95), rgba(5,13,21,.92));
  box-shadow: var(--shadow-lg);
}
.contact-card::after {
  position: absolute;
  right: -90px;
  bottom: -120px;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  content: "";
  background: radial-gradient(circle, rgba(46,211,255,.16), transparent 67%);
}
.contact h2 { margin-top: 12px; font-size: clamp(2rem, 4vw, 4rem); letter-spacing: -.055em; line-height: 1.08; }
.contact-card > div > p:last-child { max-width: 700px; margin-top: 22px; color: var(--text); }
.contact-actions { position: relative; z-index: 1; display: grid; gap: 13px; }
.contact-main,
.contact-sub {
  display: grid;
  padding: 22px;
  border-radius: 20px;
  transition: transform .3s var(--ease), border-color .3s ease, background .3s ease;
}
.contact-main {
  grid-template-columns: 1fr auto;
  border: 1px solid rgba(46,211,255,.34);
  background: rgba(46,211,255,.08);
}
.contact-main small { color: var(--cyan); font-size: .61rem; font-weight: 900; letter-spacing: .14em; }
.contact-main strong { grid-column: 1; margin-top: 4px; font-size: clamp(1rem, 1.7vw, 1.35rem); }
.contact-main span { grid-column: 2; grid-row: 1 / 3; align-self: center; color: var(--cyan); font-size: 1.3rem; }
.contact-sub { border: 1px solid var(--line); color: rgba(255,255,255,.78); font-size: .82rem; font-weight: 800; background: rgba(255,255,255,.04); }
.contact-main:hover, .contact-sub:hover { transform: translateY(-4px); background: rgba(255,255,255,.09); }
.site-footer { padding: 54px 0 40px; border-top: 1px solid var(--line-soft); background: #03080d; }
.footer-inner { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 28px; }
.footer-brand .brand-plate { padding: 6px 10px; }
.footer-brand .brand-plate img { width: 164px; height: auto; }
.footer-inner > p { color: rgba(255,255,255,.42); font-size: .74rem; }
.footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 12px 20px; color: rgba(255,255,255,.68); font-size: .76rem; font-weight: 700; }
.footer-inner > small { grid-column: 1 / -1; color: rgba(255,255,255,.34); font-size: .66rem; }

/* Scroll animation */
.reveal { opacity: 0; transform: translateY(38px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.domain-visual.reveal { transition-delay: .1s; }

:focus-visible { outline: 2px solid var(--cyan); outline-offset: 4px; }

@media (max-width: 1180px) {
  .domain-rail { display: none; }
  .global-nav { gap: 14px; font-size: .74rem; }
  .hero-layout { grid-template-columns: minmax(0, 1.05fr) minmax(360px, .95fr); }
  .domain-layout { grid-template-columns: minmax(0, 1.08fr) minmax(360px, .92fr); gap: 40px; }
  .product-gallery--three { grid-template-columns: 1fr; grid-template-rows: auto; }
  .product-gallery--three .product-tile:first-child { grid-row: auto; }
  .product-gallery--three .product-tile:first-child .product-image,
  .product-gallery--three .product-image { min-height: 270px; }
  .trade-node { width: 34%; }
  @keyframes tradeOrbit {
    from { transform: translate(-50%, -50%) rotate(0deg) translateX(170px) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg) translateX(170px) rotate(-360deg); }
  }
}

@media (max-width: 960px) {
  :root { --header-height: 74px; }
  .container { width: min(calc(100% - 36px), var(--container)); }
  .brand-plate img { width: 170px; height: auto; }
  .nav-toggle { position: absolute; opacity: 0; pointer-events: none; }
  .nav-trigger {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    cursor: pointer;
  }
  .nav-trigger span { width: 27px; height: 2px; margin-left: auto; border-radius: 999px; background: var(--white); transition: transform .25s ease, opacity .25s ease; }
  .nav-toggle:checked + .nav-trigger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle:checked + .nav-trigger span:nth-child(2) { opacity: 0; }
  .nav-toggle:checked + .nav-trigger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .global-nav {
    position: absolute;
    top: calc(100% + 8px);
    right: 18px;
    left: 18px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px;
    border: 1px solid var(--line);
    border-radius: 20px;
    background: rgba(5,11,18,.97);
    box-shadow: var(--shadow-lg);
    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
  }
  .global-nav a { padding: 11px 12px; }
  .global-nav a::after { display: none; }
  .nav-contact { margin-top: 4px; }
  .nav-toggle:checked ~ .global-nav { display: flex; }

  .hero { padding-top: calc(var(--header-height) + 54px); }
  .hero-layout { grid-template-columns: 1fr; min-height: auto; }
  .hero-copy { max-width: 790px; }
  .hero-orbit { width: min(76vw, 520px); margin-top: 20px; }
  .hero-footer { position: relative; bottom: auto; margin-top: 54px; }
  .section-head { grid-template-columns: 1fr; gap: 20px; }
  .cluster-card:nth-child(n) { grid-column: span 6; }
  .chapter-break-inner { grid-template-columns: 110px 1fr; }

  .domain-block { min-height: auto; padding: 108px 0 140px; }
  .domain-layout { grid-template-columns: 1fr; }
  .domain-block.is-reverse .domain-copy,
  .domain-block.is-reverse .domain-visual { order: initial; }
  .domain-copy { max-width: 760px; }
  .domain-visual { width: min(100%, 760px); }
  .domain-block.is-reverse .domain-visual { margin-left: auto; }
  .domain-shade,
  .domain-block.is-reverse .domain-shade {
    background: linear-gradient(180deg, rgba(3,9,15,.94) 0%, rgba(3,9,15,.75) 48%, rgba(3,9,15,.84) 100%);
  }
  .domain-number, .domain-block.is-reverse .domain-number { top: 74px; right: -3vw; left: auto; }
  .product-gallery--three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .product-gallery--three .product-image,
  .product-gallery--three .product-tile:first-child .product-image { min-height: 300px; }
  .contact-card { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: auto 1fr; }
  .footer-links { grid-column: 1 / -1; justify-content: flex-start; }
}

@media (max-width: 680px) {
  .container { width: min(calc(100% - 28px), var(--container)); }
  .brand-plate { padding: 6px 9px; }
  .brand-plate img { width: 148px; }
  .hero { min-height: auto; padding-bottom: 66px; }
  .hero h1 { font-size: clamp(2.65rem, 13.3vw, 4.3rem); }
  .hero-lead { font-size: .94rem; }
  .hero-actions { display: grid; }
  .button { width: 100%; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .hero-stats div:last-child { grid-column: 1 / -1; }
  .hero-orbit { width: min(94vw, 470px); }
  .orbit-item { width: 29%; padding: 12px; }
  .orbit-item strong { font-size: .68rem; }
  .hero-footer .container { align-items: flex-start; flex-direction: column; }
  .overview { padding: 92px 0; }
  .section-head h2 { font-size: 2.65rem; }
  .cluster-card:nth-child(n) { grid-column: 1 / -1; min-height: 0; padding: 24px; }
  .chapter-break-inner { grid-template-columns: 1fr; gap: 18px; min-height: 0; }
  .chapter-break-inner > span { font-size: 6.4rem; }
  .chapter-break { scroll-margin-top: var(--header-height); }

  .domain-block { padding: 84px 0 132px; }
  .domain-copy { padding: 25px 21px; border-radius: 25px; }
  .domain-copy h2 { font-size: clamp(2rem, 10vw, 3.15rem); }
  .domain-copy h3 { font-size: 1.18rem; }
  .domain-description p { font-size: .89rem; line-height: 1.82; }
  .domain-meta small { max-width: 190px; line-height: 1.4; }
  .domain-number { top: 54px; font-size: 13rem; }
  .product-gallery--two,
  .product-gallery--three { grid-template-columns: 1fr; }
  .product-gallery--single .product-image,
  .product-gallery--two .product-image,
  .product-gallery--three .product-image,
  .product-gallery--three .product-tile:first-child .product-image { min-height: 330px; }
  .trade-board { border-radius: 26px; aspect-ratio: auto; padding: 22px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .trade-board::before, .trade-board::after, .trade-orbit { display: none; }
  .trade-hub { position: relative; top: auto; left: auto; grid-column: 1 / -1; width: 100%; aspect-ratio: auto; min-height: 150px; border-radius: 20px; transform: none; }
  .trade-hub strong { margin-top: 0; }
  .trade-node { position: relative; inset: auto; width: auto; padding: 15px; }
  .beauty-board { padding: 20px; }
  .beauty-board-grid { grid-template-columns: 1fr; margin-top: 120px; }
  .beauty-board-grid article { min-height: 120px; }
  .next-domain { right: 16px; bottom: 26px; max-width: calc(100% - 32px); }
  .contact { padding: 90px 0; }
  .contact-card { gap: 36px; padding: 28px 22px; }
  .contact h2 { font-size: 2.35rem; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-links { grid-column: auto; }
}

@media (max-width: 420px) {
  .hero-stats dt { font-size: .52rem; }
  .hero-stats dd { font-size: 1rem; }
  .hero-orbit { width: 102vw; margin-left: -8vw; }
  .orbit-item { width: 31%; }
  .domain-tags li { font-size: .67rem; }
  .product-gallery--single .product-image,
  .product-gallery--two .product-image,
  .product-gallery--three .product-image,
  .product-gallery--three .product-tile:first-child .product-image { min-height: 285px; }
  .trade-board { grid-template-columns: 1fr; }
  .trade-hub { grid-column: 1; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* Keep the main message as two intentional lines on every screen. */
.hero h1 {
  display: grid;
  gap: .06em;
  font-size: clamp(2.15rem, 5vw, 5.2rem);
}
.hero h1 > span,
.hero h1 > em {
  display: block;
  white-space: nowrap;
}