:root {
  --void: #03050d;
  --space: #07101f;
  --panel: rgba(9, 22, 39, 0.72);
  --panel-solid: #0b1727;
  --ink: #f7fbff;
  --muted: rgba(226, 238, 255, 0.72);
  --faint: rgba(226, 238, 255, 0.12);
  --cyan: #49d8ff;
  --cyan-2: #8deaff;
  --sun: #ffb86b;
  --coral: #ff5c7a;
  --lime: #d8ff72;
  --line: rgba(141, 234, 255, 0.22);
  --shadow: 0 30px 90px rgba(0, 0, 0, 0.38);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

html,
body {
  overflow-x: clip;
  min-height: 100%;
  margin: 0;
}

body {
  color: var(--ink);
  background:
    radial-gradient(circle at 74% 8%, rgba(73, 216, 255, 0.2), transparent 26rem),
    radial-gradient(circle at 18% 44%, rgba(255, 92, 122, 0.16), transparent 22rem),
    linear-gradient(180deg, #02040b 0%, #07101f 44%, #02040b 100%);
  font-family: "Yu Gothic", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  line-height: 1.75;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  opacity: 0.45;
  pointer-events: none;
  background-image:
    radial-gradient(circle, rgba(255, 255, 255, 0.78) 0 1px, transparent 1.4px),
    radial-gradient(circle, rgba(73, 216, 255, 0.55) 0 1px, transparent 1.3px);
  background-position: 0 0, 42px 64px;
  background-size: 94px 94px, 138px 138px;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(141, 234, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(141, 234, 255, 0.045) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(180deg, transparent 0%, #000 18%, #000 72%, transparent 100%);
}

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

figure {
  margin: 0;
}

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

p,
h1,
h2,
h3,
dl,
dd,
blockquote {
  margin-top: 0;
}

.site-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 20px;
  align-items: center;
  padding: 14px clamp(16px, 4vw, 52px);
  background: rgba(2, 4, 11, 0.58);
  border-bottom: 1px solid var(--faint);
  backdrop-filter: blur(18px);
}

.brand {
  position: relative;
  z-index: 22;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  color: var(--void);
  background: var(--cyan);
  border: 1px solid rgba(255, 255, 255, 0.52);
  border-radius: 50%;
  box-shadow: 0 0 28px rgba(73, 216, 255, 0.7);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 22px;
}

.brand small {
  display: block;
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px clamp(14px, 2vw, 24px);
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}

.site-nav a {
  padding: 4px 0;
  border-bottom: 1px solid transparent;
}

.site-nav a:hover {
  color: var(--ink);
  border-color: var(--cyan);
}

.menu-only {
  display: none;
}

.nav-toggle {
  display: none;
  position: relative;
  z-index: 22;
  width: 44px;
  height: 44px;
  place-items: center;
  border: 1px solid rgba(141, 234, 255, 0.28);
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 50%, rgba(73, 216, 255, 0.12), transparent 62%),
    rgba(3, 5, 13, 0.66);
  box-shadow: inset 0 0 18px rgba(73, 216, 255, 0.08);
  cursor: pointer;
}

.nav-toggle span {
  position: absolute;
  width: 17px;
  height: 2px;
  border-radius: 999px;
  background: var(--ink);
  box-shadow: 0 0 12px rgba(73, 216, 255, 0.42);
  transition: transform 220ms ease, opacity 220ms ease;
}

.nav-toggle span:nth-child(1) {
  transform: translateY(-6px);
}

.nav-toggle span:nth-child(3) {
  transform: translateY(6px);
}

.site-header.is-menu-open .nav-toggle span:nth-child(1) {
  transform: rotate(42deg);
}

.site-header.is-menu-open .nav-toggle span:nth-child(2) {
  opacity: 0;
}

.site-header.is-menu-open .nav-toggle span:nth-child(3) {
  transform: rotate(-42deg);
}

.header-cta,
.button,
.floating-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 20px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 900;
  line-height: 1.2;
  white-space: nowrap;
}

.header-cta {
  position: relative;
  z-index: 22;
  justify-self: end;
  min-height: 40px;
  padding: 10px 18px;
  color: var(--void);
  background: var(--cyan);
  box-shadow: 0 0 26px rgba(73, 216, 255, 0.42);
}

.button {
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.button:hover,
.header-cta:hover,
.floating-cta:hover {
  transform: translateY(-2px);
}

.primary {
  color: var(--void);
  background: linear-gradient(90deg, var(--cyan), var(--lime));
  box-shadow: 0 18px 42px rgba(73, 216, 255, 0.28);
}

.ghost {
  color: var(--ink);
  border-color: rgba(141, 234, 255, 0.34);
  background: rgba(255, 255, 255, 0.07);
}

.hero {
  position: relative;
  display: grid;
  min-height: 820px;
  overflow: hidden;
  isolation: isolate;
}

.hero-image,
.hero-image img,
.starfield {
  position: absolute;
  inset: 0;
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(2, 4, 11, 0.95) 0%, rgba(2, 4, 11, 0.76) 33%, rgba(2, 4, 11, 0.1) 72%),
    linear-gradient(180deg, rgba(2, 4, 11, 0.42) 0%, transparent 52%, rgba(2, 4, 11, 0.72) 100%);
}

.starfield {
  z-index: 1;
  pointer-events: none;
  opacity: 0.9;
  transform: none;
  animation: none;
  background:
    radial-gradient(circle at 12% 24%, rgba(255, 255, 255, 0.9) 0 1px, transparent 1.5px),
    radial-gradient(circle at 42% 18%, rgba(73, 216, 255, 0.9) 0 1px, transparent 1.5px),
    radial-gradient(circle at 26% 62%, rgba(255, 184, 107, 0.9) 0 1px, transparent 1.5px);
  background-position: 0 0, 0 0, 0 0;
  background-size: 220px 220px, 280px 280px, 320px 320px;
}

.starfield::before,
.starfield::after {
  content: "";
  display: none;
  position: absolute;
  border-radius: 50%;
  opacity: 0.75;
  filter: blur(0.2px);
  animation: none;
}

.starfield::before {
  top: 22%;
  left: 24%;
  width: 3px;
  height: 3px;
  background: var(--ink);
  box-shadow:
    78px 42px 0 rgba(73, 216, 255, 0.82),
    174px 124px 0 rgba(255, 255, 255, 0.72),
    298px 88px 0 rgba(255, 184, 107, 0.72),
    426px 168px 0 rgba(141, 234, 255, 0.72);
}

.starfield::after {
  right: 20%;
  bottom: 30%;
  width: 2px;
  height: 2px;
  background: var(--cyan-2);
  box-shadow:
    -66px -56px 0 rgba(255, 255, 255, 0.82),
    -186px 26px 0 rgba(216, 255, 114, 0.7),
    -314px -22px 0 rgba(73, 216, 255, 0.78);
  animation-delay: 1.4s;
}

.shooting-stars {
  position: absolute;
  inset: 0;
  z-index: 2;
  overflow: hidden;
  pointer-events: none;
}

.shooting-stars span {
  position: absolute;
  top: 18%;
  left: 68%;
  width: 150px;
  height: 2px;
  opacity: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.98), transparent);
  border-radius: 999px;
  filter: drop-shadow(0 0 12px rgba(73, 216, 255, 0.85));
  transform: rotate(-24deg) translate3d(0, 0, 0);
  animation: none;
}

.shooting-stars span:nth-child(2) {
  top: 36%;
  left: 80%;
  width: 120px;
  animation-delay: 11s;
  animation-duration: 31s;
}

.shooting-stars span:nth-child(3) {
  top: 14%;
  left: 50%;
  width: 98px;
  animation-delay: 19s;
  animation-duration: 38s;
}

.hero-content {
  position: relative;
  z-index: 2;
  align-self: end;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 150px 0 56px;
}

.hero-rotation {
  position: relative;
  min-height: clamp(350px, 34vw, 430px);
}

.hero-state {
  width: min(820px, 100%);
}

.hero-state-original {
  animation: heroOriginalFade 14s ease-in-out infinite;
}

.hero-state-boarding {
  position: absolute;
  inset: 0 auto auto 0;
  width: min(960px, 100%);
  opacity: 0;
  pointer-events: none;
  animation: heroBoardingFade 14s ease-in-out infinite;
}

.hero-state-boarding h1 {
  max-width: 960px;
  font-size: clamp(42px, 6.2vw, 70px);
}

.hero-state-boarding .hero-copy {
  max-width: 760px;
}

.eyebrow {
  margin-bottom: 12px;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1,
h2 {
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1.12;
}

h1 {
  max-width: 800px;
  margin-bottom: 24px;
  font-size: clamp(44px, 7.4vw, 80px);
  text-shadow: 0 0 34px rgba(73, 216, 255, 0.2);
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(31px, 4.7vw, 61px);
}

h3 {
  margin-bottom: 10px;
  font-size: 22px;
  line-height: 1.35;
}

.hero-copy {
  max-width: 680px;
  margin-bottom: 30px;
  color: var(--muted);
  font-size: clamp(16px, 1.8vw, 19px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 42px;
}

.orbit-status {
  display: grid;
  grid-template-columns: repeat(3, minmax(120px, 180px));
  width: min(620px, 100%);
  border: 1px solid var(--line);
  background:
    linear-gradient(90deg, rgba(73, 216, 255, 0.08), transparent 56%),
    rgba(6, 17, 31, 0.72);
  box-shadow: 0 0 54px rgba(73, 216, 255, 0.14);
}

.orbit-status div {
  min-height: 96px;
  padding: 18px;
  border-right: 1px solid var(--line);
}

.orbit-status div:last-child {
  border-right: 0;
}

.orbit-status span {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.orbit-status strong {
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 29px;
}

.section {
  position: relative;
  overflow: hidden;
  padding: clamp(64px, 8vw, 112px) clamp(16px, 4vw, 56px);
}

.section-heading {
  position: relative;
  z-index: 2;
  width: min(980px, 100%);
  margin: 0 auto 36px;
}

.section-heading p:not(.eyebrow),
.departure p,
.concept p,
.zones p,
.program p,
.experience p,
.plans p,
.faq p,
.launch p {
  color: var(--muted);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 440px);
  gap: 34px;
  align-items: end;
  width: min(1120px, 100%);
}

.departure {
  padding-top: clamp(58px, 7vw, 96px);
  padding-bottom: clamp(48px, 6vw, 84px);
  background:
    radial-gradient(circle at 82% 18%, rgba(255, 184, 107, 0.12), transparent 22rem),
    linear-gradient(180deg, rgba(2, 4, 11, 0.96), rgba(7, 16, 31, 0.9));
}

.departure-panel {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(260px, 0.7fr);
  gap: clamp(28px, 6vw, 74px);
  align-items: center;
  width: min(1120px, 100%);
  margin: 0 auto;
  padding: clamp(28px, 5vw, 54px) 0;
  border-top: 1px solid rgba(141, 234, 255, 0.18);
  border-bottom: 1px solid rgba(141, 234, 255, 0.18);
}

.departure-panel::before {
  content: "";
  position: absolute;
  right: 12%;
  left: 0;
  top: 50%;
  height: 1px;
  pointer-events: none;
  background: linear-gradient(90deg, transparent, rgba(73, 216, 255, 0.5), transparent);
  filter: drop-shadow(0 0 18px rgba(73, 216, 255, 0.36));
}

.departure-drift {
  position: relative;
  display: grid;
  min-height: 270px;
  place-items: center;
  overflow: hidden;
  border: 1px solid rgba(141, 234, 255, 0.2);
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(73, 216, 255, 0.16), transparent 56%),
    rgba(255, 255, 255, 0.025);
  box-shadow: inset 0 0 54px rgba(73, 216, 255, 0.06);
}

.departure-drift::before,
.departure-drift::after {
  content: "";
  position: absolute;
  inset: 22px;
  border: 1px solid rgba(141, 234, 255, 0.22);
  border-radius: 50%;
  transform: rotate(-18deg) scaleX(1.28);
  animation: orbitSpin 34s linear infinite;
}

.departure-drift::after {
  inset: 58px;
  border-color: rgba(216, 255, 114, 0.16);
  animation-duration: 46s;
  animation-direction: reverse;
}

.departure-drift span {
  position: absolute;
  z-index: 2;
  padding: 7px 12px;
  color: rgba(226, 238, 255, 0.56);
  border: 1px solid rgba(226, 238, 255, 0.12);
  border-radius: 999px;
  background: rgba(2, 4, 11, 0.44);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  animation: slowDrift 8s ease-in-out infinite;
}

.departure-drift span:nth-child(1) {
  top: 26%;
  left: 12%;
}

.departure-drift span:nth-child(2) {
  top: 18%;
  right: 14%;
  animation-delay: 1.6s;
}

.departure-drift span:nth-child(3) {
  right: 18%;
  bottom: 22%;
  animation-delay: 3.1s;
}

.departure-drift strong {
  position: relative;
  z-index: 3;
  color: var(--lime);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1;
  text-transform: uppercase;
  text-shadow: 0 0 28px rgba(216, 255, 114, 0.42);
}

.concept {
  position: relative;
  background: linear-gradient(180deg, rgba(2, 4, 11, 0.94), rgba(7, 16, 31, 0.88));
}

.concept::after,
.program::before,
.experience::before,
.plans::before,
.faq::before {
  content: "";
  position: absolute;
  z-index: 0;
  width: min(46vw, 460px);
  aspect-ratio: 1;
  border: 1px solid rgba(73, 216, 255, 0.16);
  border-radius: 50%;
  box-shadow:
    inset 0 0 42px rgba(73, 216, 255, 0.08),
    0 0 54px rgba(73, 216, 255, 0.08);
  animation: orbitSpin 28s linear infinite;
}

.concept::after {
  right: -170px;
  top: 120px;
}

.program::before {
  left: -180px;
  top: 70px;
  animation-duration: 34s;
}

.experience::before {
  right: 16px;
  bottom: 60px;
  animation-duration: 38s;
}

.plans::before {
  right: 0;
  left: 0;
  bottom: 112px;
  width: auto;
  height: 1px;
  aspect-ratio: auto;
  border: 0;
  border-radius: 0;
  background:
    linear-gradient(90deg, transparent 0 10%, rgba(73, 216, 255, 0.34) 32%, rgba(216, 255, 114, 0.28) 50%, rgba(141, 234, 255, 0.3) 68%, transparent 90%);
  box-shadow:
    0 0 18px rgba(73, 216, 255, 0.2),
    0 0 30px rgba(216, 255, 114, 0.08);
  opacity: 0.72;
  transform: none;
  animation: none;
}

.plans::after {
  content: "";
  position: absolute;
  right: max(18px, calc((100vw - 1120px) / 2));
  bottom: 50px;
  left: max(18px, calc((100vw - 1120px) / 2));
  z-index: 1;
  height: 1px;
  pointer-events: none;
  background:
    radial-gradient(circle at 22% 50%, rgba(216, 255, 114, 0.45) 0 1px, transparent 2px),
    radial-gradient(circle at 48% 50%, rgba(73, 216, 255, 0.46) 0 1px, transparent 2px),
    radial-gradient(circle at 75% 50%, rgba(141, 234, 255, 0.42) 0 1px, transparent 2px),
    linear-gradient(90deg, transparent, rgba(73, 216, 255, 0.42), rgba(216, 255, 114, 0.24), transparent);
  box-shadow:
    0 0 18px rgba(73, 216, 255, 0.16),
    0 0 30px rgba(216, 255, 114, 0.08);
  opacity: 0.72;
}

.faq::before {
  top: 0;
  right: 0;
  left: 0;
  width: auto;
  height: 180px;
  aspect-ratio: auto;
  border: 0;
  border-radius: 0;
  background:
    radial-gradient(circle at 12% 28%, rgba(73, 216, 255, 0.22) 0 1px, transparent 2px),
    radial-gradient(circle at 30% 46%, rgba(255, 184, 107, 0.18) 0 1px, transparent 2px),
    radial-gradient(circle at 54% 30%, rgba(216, 255, 114, 0.2) 0 1px, transparent 2px),
    radial-gradient(circle at 82% 48%, rgba(141, 234, 255, 0.2) 0 1px, transparent 2px),
    linear-gradient(180deg, rgba(73, 216, 255, 0.08), transparent 72%);
  box-shadow: none;
  opacity: 0.62;
  transform: none;
  animation: none;
}

.concept-grid,
.zone-track,
.program-grid,
.ticket-grid,
.faq-list {
  display: grid;
  width: min(1120px, 100%);
  margin: 0 auto;
  gap: 16px;
}

.section-visual {
  position: relative;
  z-index: 2;
  display: grid;
  width: min(1120px, 100%);
  min-height: 360px;
  margin: 0 auto 28px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.06);
  box-shadow: var(--shadow);
  isolation: isolate;
}

.concept-coverflow {
  position: relative;
  z-index: 2;
  display: grid;
  width: min(1180px, 100%);
  height: clamp(320px, 38vw, 470px);
  margin: 0 auto 34px;
  overflow: hidden;
  perspective: 1250px;
  border-radius: 24px;
  background:
    radial-gradient(circle at 50% 92%, rgba(73, 216, 255, 0.16), transparent 34%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0));
}

.concept-coverflow::before {
  content: "";
  position: absolute;
  inset: auto 12% 26px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(73, 216, 255, 0.78), transparent);
  box-shadow: 0 0 32px rgba(73, 216, 255, 0.55);
}

.concept-coverflow::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 72px;
  width: min(520px, 74%);
  aspect-ratio: 1;
  border: 1px solid rgba(141, 234, 255, 0.2);
  border-radius: 50%;
  transform: translateX(-50%) rotate(-18deg) scaleY(0.36);
  animation: orbitSpin 36s linear infinite;
}

.cover-card {
  position: absolute;
  top: 46%;
  left: 50%;
  width: clamp(190px, 28vw, 360px);
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border: 1px solid rgba(141, 234, 255, 0.3);
  border-radius: 4px;
  background: var(--panel-solid);
  box-shadow: 0 24px 72px rgba(0, 0, 0, 0.5);
  cursor: pointer;
  transform-style: preserve-3d;
  transition:
    width 1050ms cubic-bezier(0.19, 1, 0.22, 1),
    transform 1050ms cubic-bezier(0.19, 1, 0.22, 1),
    filter 1050ms cubic-bezier(0.19, 1, 0.22, 1),
    opacity 1050ms cubic-bezier(0.19, 1, 0.22, 1),
    border-color 500ms ease,
    box-shadow 1050ms ease;
}

.cover-card:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 5px;
}

.cover-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.08), transparent 24%, transparent 76%, rgba(0, 0, 0, 0.3)),
    linear-gradient(180deg, transparent 58%, rgba(0, 0, 0, 0.68));
}

.cover-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(1.08) contrast(1.05);
  transform: scale(1.02);
  transition: transform 1200ms cubic-bezier(0.19, 1, 0.22, 1);
}

.cover-card figcaption {
  position: absolute;
  right: 14px;
  bottom: 12px;
  z-index: 3;
  color: var(--ink);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-shadow: 0 0 12px rgba(0, 0, 0, 0.82);
}

.cover-card-center {
  z-index: 5;
  width: clamp(250px, 35vw, 460px);
  transform: translate(-50%, -50%) translateZ(120px);
  animation: none;
}

.cover-card-left {
  z-index: 4;
  opacity: 0.88;
  filter: brightness(0.84);
  transform: translate(-96%, -50%) rotateY(46deg) translateZ(-70px) scale(0.86);
  animation: none;
}

.cover-card-right {
  z-index: 4;
  opacity: 0.88;
  filter: brightness(0.84);
  transform: translate(-4%, -50%) rotateY(-46deg) translateZ(-70px) scale(0.86);
  animation: none;
}

.cover-card-left-far {
  z-index: 3;
  opacity: 0.52;
  filter: brightness(0.62);
  transform: translate(-150%, -50%) rotateY(62deg) translateZ(-180px) scale(0.68);
  animation: none;
}

.cover-card-right-far {
  z-index: 3;
  opacity: 0.52;
  filter: brightness(0.62);
  transform: translate(50%, -50%) rotateY(-62deg) translateZ(-180px) scale(0.68);
  animation: none;
}

.coverflow-controls {
  position: absolute;
  left: 50%;
  bottom: 16px;
  z-index: 9;
  display: flex;
  align-items: center;
  gap: 18px;
  min-width: min(360px, calc(100% - 48px));
  padding: 10px 18px;
  border: 1px solid rgba(141, 234, 255, 0.14);
  border-radius: 999px;
  background:
    radial-gradient(ellipse at 50% 50%, rgba(73, 216, 255, 0.1), transparent 58%),
    linear-gradient(90deg, transparent, rgba(141, 234, 255, 0.08), transparent);
  box-shadow:
    inset 0 0 24px rgba(73, 216, 255, 0.08),
    0 0 34px rgba(73, 216, 255, 0.08);
  backdrop-filter: blur(8px);
  transform: translateX(-50%);
}

.coverflow-controls::before,
.coverflow-controls::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 72px;
  height: 1px;
  pointer-events: none;
  background: linear-gradient(90deg, transparent, rgba(141, 234, 255, 0.72), transparent);
  opacity: 0.8;
  filter: drop-shadow(0 0 8px rgba(73, 216, 255, 0.62));
}

.coverflow-controls::before {
  left: -54px;
}

.coverflow-controls::after {
  right: -54px;
}

.coverflow-arrow {
  position: relative;
  display: grid;
  width: 42px;
  height: 30px;
  place-items: center;
  border: 1px solid rgba(141, 234, 255, 0.16);
  border-radius: 999px;
  color: rgba(247, 251, 255, 0.78);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(73, 216, 255, 0.03)),
    rgba(2, 4, 11, 0.22);
  cursor: pointer;
  font-size: 24px;
  line-height: 1;
  box-shadow: inset 0 0 18px rgba(73, 216, 255, 0.06);
  transition: transform 180ms ease, border-color 180ms ease, color 180ms ease, box-shadow 180ms ease;
}

.coverflow-arrow:hover,
.coverflow-arrow:focus-visible {
  transform: translateY(-1px);
  border-color: rgba(216, 255, 114, 0.45);
  color: var(--lime);
  box-shadow:
    inset 0 0 22px rgba(216, 255, 114, 0.12),
    0 0 18px rgba(216, 255, 114, 0.18);
  outline: 0;
}

.coverflow-dots {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
  gap: 14px;
  min-width: 124px;
}

.coverflow-dots::before {
  content: "";
  position: absolute;
  right: 3px;
  left: 3px;
  top: 50%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(141, 234, 255, 0.24), transparent);
}

.coverflow-dot {
  position: relative;
  display: block;
  width: 6px;
  height: 6px;
  padding: 0;
  border: 1px solid rgba(247, 251, 255, 0.34);
  border-radius: 50%;
  background: rgba(247, 251, 255, 0.4);
  box-shadow: 0 0 10px rgba(73, 216, 255, 0.18);
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

.coverflow-dot.is-active {
  background: var(--cyan);
  border-color: rgba(216, 255, 114, 0.72);
  box-shadow:
    0 0 14px rgba(73, 216, 255, 0.9),
    0 0 34px rgba(216, 255, 114, 0.3);
  transform: scale(1.85);
}

.section-visual::before,
.section-visual::after {
  content: "";
  position: absolute;
  inset: 34px;
  z-index: 2;
  pointer-events: none;
  border: 1px solid rgba(141, 234, 255, 0.34);
  border-radius: 50%;
  transform: rotate(-12deg) scaleX(1.28);
  animation: orbitSpin 24s linear infinite;
}

.section-visual::after {
  inset: auto 42px 34px auto;
  width: 190px;
  height: 190px;
  border-color: rgba(216, 255, 114, 0.26);
  transform: rotate(24deg) scaleX(1.15);
  animation-duration: 18s;
  animation-direction: reverse;
}

.section-visual img {
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
  filter: saturate(1.08) contrast(1.06);
  animation: floatImage 9s ease-in-out infinite;
}

.section-visual figcaption {
  position: absolute;
  right: 22px;
  bottom: 22px;
  z-index: 3;
  width: min(420px, calc(100% - 44px));
  padding: 14px 16px;
  color: var(--ink);
  background: rgba(3, 5, 13, 0.68);
  border: 1px solid rgba(141, 234, 255, 0.26);
  border-radius: 14px;
  backdrop-filter: blur(14px);
  font-weight: 800;
}

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

.concept-grid article::before {
  content: "";
  position: absolute;
  top: -82px;
  right: -56px;
  width: 190px;
  height: 190px;
  border: 1px solid rgba(141, 234, 255, 0.18);
  border-radius: 50%;
  transform: rotate(-18deg) scaleX(1.26);
}

.concept-grid article::after {
  content: "";
  position: absolute;
  right: 24px;
  bottom: 72px;
  width: 68px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(216, 255, 114, 0.72), transparent);
  opacity: 0.7;
}

.concept-grid article,
.zone-card,
.program-grid article,
.ticket-grid article,
.faq-list article {
  position: relative;
  z-index: 2;
  min-width: 0;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.18);
  backdrop-filter: blur(14px);
}

.concept-grid article {
  min-height: 270px;
  overflow: hidden;
  background:
    radial-gradient(circle at 84% 18%, rgba(73, 216, 255, 0.16), transparent 28%),
    linear-gradient(135deg, rgba(141, 234, 255, 0.07), transparent 42%),
    var(--panel);
}

.concept-grid article,
.program-grid article,
.ticket-grid article,
.faq-list article {
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.concept-grid article:hover,
.program-grid article:hover,
.ticket-grid article:hover,
.faq-list article:hover {
  transform: translateY(-6px);
  border-color: rgba(141, 234, 255, 0.42);
  box-shadow: 0 24px 60px rgba(73, 216, 255, 0.12);
}

.concept-number {
  display: grid;
  width: 48px;
  height: 48px;
  margin-bottom: 42px;
  place-items: center;
  color: var(--void);
  background: var(--cyan);
  border-radius: 50%;
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 700;
}

.concept-grid h3,
.concept-grid p,
.concept-number,
.concept-signal {
  position: relative;
  z-index: 2;
}

.concept-orbit-mark {
  position: absolute;
  top: 22px;
  right: 22px;
  z-index: 1;
  width: 132px;
  height: 86px;
  opacity: 0.86;
  transform: rotate(-10deg);
  transform-origin: 64% 44%;
}

.concept-orbit-mark::before,
.concept-orbit-mark::after,
.concept-orbit-mark span {
  content: "";
  position: absolute;
  pointer-events: none;
}

.concept-orbit-mark::before {
  inset: -26px -30px -14px 12px;
  border: 1px solid rgba(141, 234, 255, 0.18);
  border-bottom-color: rgba(141, 234, 255, 0.08);
  border-left-color: rgba(141, 234, 255, 0.08);
  border-radius: 50%;
  transform: rotate(18deg);
}

.concept-orbit-mark::after {
  inset: 16px 18px 18px 20px;
  border-top: 1px solid rgba(141, 234, 255, 0.2);
  border-right: 1px solid rgba(141, 234, 255, 0.16);
  border-radius: 50%;
  transform: rotate(-28deg) scaleX(1.18);
}

.orbit-arc {
  inset: 8px 14px 12px 10px;
  border: 1px solid rgba(73, 216, 255, 0.2);
  border-left-color: transparent;
  border-bottom-color: transparent;
  border-radius: 50%;
  transform: rotate(26deg) scaleX(1.34);
}

.orbit-arc::before {
  content: "";
  position: absolute;
  right: 12px;
  top: 9px;
  width: 19px;
  height: 1px;
  background: rgba(141, 234, 255, 0.42);
  transform: rotate(-11deg);
  transform-origin: right center;
}

.orbit-core {
  left: 56px;
  top: 31px;
  width: 34px;
  height: 20px;
  border: 1px solid rgba(255, 184, 107, 0.42);
  border-radius: 50%;
  background:
    radial-gradient(circle at 62% 42%, rgba(255, 184, 107, 0.16), transparent 48%),
    rgba(2, 4, 11, 0.16);
  box-shadow:
    0 0 20px rgba(73, 216, 255, 0.08),
    inset 0 0 12px rgba(255, 184, 107, 0.08);
  transform: rotate(-18deg);
}

.orbit-core::before,
.orbit-core::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 22px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(141, 234, 255, 0.36));
}

.orbit-core::before {
  right: 100%;
  transform: translateY(-50%);
}

.orbit-core::after {
  left: 100%;
  transform: translateY(-50%) rotate(8deg);
}

.orbit-node {
  border-radius: 50%;
}

.node-primary {
  left: 41px;
  top: 37px;
  width: 7px;
  height: 7px;
  background: var(--lime);
  box-shadow:
    0 0 16px rgba(216, 255, 114, 0.75),
    0 0 30px rgba(73, 216, 255, 0.16);
}

.node-secondary {
  right: 19px;
  top: 36px;
  width: 4px;
  height: 4px;
  background: rgba(141, 234, 255, 0.78);
  box-shadow: 0 0 12px rgba(73, 216, 255, 0.45);
}

.orbit-gauge {
  right: 22px;
  bottom: 12px;
  display: grid;
  width: 38px;
  height: 16px;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
  align-items: end;
  opacity: 0.42;
}

.orbit-gauge::before,
.orbit-gauge::after {
  content: "";
}

.orbit-gauge,
.orbit-gauge::before,
.orbit-gauge::after {
  background:
    linear-gradient(90deg, rgba(141, 234, 255, 0.4) 0 1px, transparent 1px 9px);
  background-size: 9px 100%;
}

.concept-signal {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 28px;
  padding-top: 15px;
  border-top: 1px solid rgba(141, 234, 255, 0.16);
  color: rgba(226, 238, 255, 0.64);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.14em;
}

.concept-signal small {
  color: var(--lime);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 15px;
  letter-spacing: 0;
}

.zones {
  position: relative;
}

.zones-title span {
  display: block;
}

.zones::before {
  content: "";
  position: absolute;
  inset: 70px 0 auto;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(73, 216, 255, 0.6), transparent);
}

.zone-track {
  position: relative;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-template-areas:
    "core core core"
    "zone-a zone-b zone-c";
  gap: clamp(18px, 2.4vw, 28px);
  align-items: stretch;
  padding: clamp(18px, 3vw, 30px);
  border: 1px solid rgba(141, 234, 255, 0.18);
  border-radius: 26px;
  background:
    radial-gradient(circle at 50% 50%, rgba(73, 216, 255, 0.16), transparent 24%),
    radial-gradient(circle at 22% 26%, rgba(255, 92, 122, 0.12), transparent 22%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.015));
  box-shadow: inset 0 0 54px rgba(73, 216, 255, 0.05), 0 28px 88px rgba(0, 0, 0, 0.22);
  overflow: hidden;
}

.zone-track::before,
.zone-track::after {
  content: "";
  position: absolute;
  inset: 42px 14%;
  pointer-events: none;
  border: 1px solid rgba(141, 234, 255, 0.18);
  border-radius: 50%;
  transform: rotate(-12deg) scaleY(0.56);
}

.zone-track::after {
  inset: 86px 20%;
  border-color: rgba(216, 255, 114, 0.14);
  transform: rotate(18deg) scaleY(0.46);
}

.zone-map-core {
  position: relative;
  z-index: 3;
  display: grid;
  grid-area: core;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px clamp(24px, 5vw, 64px);
  align-items: center;
  min-height: clamp(190px, 24vw, 260px);
  padding: clamp(28px, 5vw, 52px);
  border: 1px solid rgba(141, 234, 255, 0.22);
  border-radius: 30px;
  background:
    radial-gradient(circle at 76% 50%, rgba(216, 255, 114, 0.16) 0 2px, transparent 3px),
    radial-gradient(circle at 78% 52%, rgba(73, 216, 255, 0.2), transparent 34%),
    linear-gradient(90deg, rgba(73, 216, 255, 0.1), rgba(255, 255, 255, 0.018)),
    rgba(2, 4, 11, 0.34);
  box-shadow:
    inset 0 0 54px rgba(73, 216, 255, 0.1),
    0 0 56px rgba(73, 216, 255, 0.12);
  overflow: hidden;
  text-align: left;
  text-transform: uppercase;
}

.zone-map-core::before,
.zone-map-core::after {
  content: "";
  position: absolute;
  inset: -52px 7%;
  border: 1px solid rgba(141, 234, 255, 0.24);
  border-radius: 50%;
  transform: rotate(-8deg) scaleY(0.45);
  animation: orbitSpin 32s linear infinite;
}

.zone-map-core::after {
  inset: -12px 20%;
  border-color: rgba(255, 184, 107, 0.18);
  transform: rotate(10deg) scaleY(0.32);
  animation-duration: 42s;
  animation-direction: reverse;
}

.zone-map-core span,
.zone-map-core strong,
.zone-map-core small {
  position: relative;
  z-index: 2;
  display: block;
}

.zone-map-core span {
  align-self: end;
  color: var(--cyan);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.22em;
}

.zone-map-core strong {
  grid-row: 1 / 3;
  grid-column: 2;
  align-self: center;
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(54px, 8vw, 96px);
  line-height: 0.86;
  text-align: right;
  text-shadow: 0 0 32px rgba(73, 216, 255, 0.18);
}

.zone-map-core small {
  align-self: start;
  color: var(--muted);
  font-size: clamp(18px, 2.2vw, 28px);
  font-weight: 900;
  letter-spacing: 0.18em;
}

.zone-card {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  align-content: start;
  align-items: start;
  min-height: 0;
  overflow: hidden;
  border-radius: 20px;
  background:
    linear-gradient(135deg, rgba(73, 216, 255, 0.1), rgba(255, 255, 255, 0.035)),
    rgba(3, 5, 13, 0.58);
  transition: transform 240ms ease, border-color 240ms ease, box-shadow 240ms ease;
}

.zone-card {
  padding: clamp(18px, 2.3vw, 24px);
}

.zone-a {
  grid-area: zone-a;
}

.zone-b {
  grid-area: zone-b;
  min-height: 0;
}

.zone-c {
  grid-area: zone-c;
}

.zone-card:hover {
  transform: translateY(-6px);
  border-color: rgba(141, 234, 255, 0.5);
  box-shadow: 0 28px 72px rgba(73, 216, 255, 0.14);
}

.zone-card::after {
  content: "";
  position: absolute;
  right: -76px;
  bottom: -76px;
  width: 210px;
  height: 210px;
  border: 1px solid rgba(73, 216, 255, 0.32);
  border-radius: 50%;
  box-shadow: inset 0 0 34px rgba(73, 216, 255, 0.14);
}

.zone-card.active {
  border-color: rgba(216, 255, 114, 0.44);
  background: linear-gradient(145deg, rgba(73, 216, 255, 0.16), rgba(255, 92, 122, 0.12)), var(--panel);
}

.zone-media {
  position: relative;
  grid-row: auto;
  width: 100%;
  aspect-ratio: 16 / 10;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(141, 234, 255, 0.28);
  border-radius: 16px;
  box-shadow: 0 0 30px rgba(73, 216, 255, 0.12);
}

.zone-media::before {
  content: "";
  position: absolute;
  inset: 18px;
  z-index: 2;
  border: 1px solid rgba(141, 234, 255, 0.28);
  border-radius: 50%;
  transform: rotate(18deg) scaleX(1.32);
  animation: orbitSpin 18s linear infinite;
}

.zone-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 600ms ease;
}

.zone-card:hover .zone-media img {
  transform: scale(1.07) translateY(-4px);
}

.zone-code {
  margin-top: 2px;
  margin-bottom: 0;
  color: var(--lime);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.zone-card h3,
.zone-card p,
.gravity-meter,
.zone-meta {
  margin-bottom: 0;
}

.zone-card h3 {
  font-size: clamp(22px, 2.3vw, 25px);
}

.zone-card p:not(.zone-code) {
  color: var(--muted);
  line-height: 1.78;
}

.gravity-meter {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4px 12px;
  align-items: center;
  min-width: 0;
  padding: 10px 12px;
  border: 1px solid rgba(141, 234, 255, 0.18);
  border-radius: 12px;
  background: rgba(2, 4, 11, 0.42);
}

.gravity-meter span {
  position: relative;
  grid-row: span 2;
  height: 6px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(141, 234, 255, 0.12);
}

.gravity-meter span::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: var(--gravity-fill, 40%);
  border-radius: inherit;
  background: linear-gradient(90deg, var(--cyan), var(--lime));
  box-shadow: 0 0 16px rgba(73, 216, 255, 0.38);
}

.gravity-meter strong {
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 19px;
  line-height: 1;
}

.gravity-meter small {
  color: rgba(226, 238, 255, 0.58);
  font-size: 9px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.gravity-soft {
  --gravity-fill: 48%;
}

.gravity-active {
  --gravity-fill: 74%;
}

.gravity-light {
  --gravity-fill: 22%;
}

.zone-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  padding: 0;
  border: 1px solid rgba(141, 234, 255, 0.18);
  border-radius: 12px;
  overflow: hidden;
  background: rgba(141, 234, 255, 0.12);
}

.zone-meta div {
  padding: 10px 12px;
  background: rgba(2, 4, 11, 0.5);
}

.zone-meta dt {
  color: rgba(226, 238, 255, 0.56);
  font-size: 9px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.zone-meta dd {
  margin: 0;
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 18px;
  font-weight: 700;
}

.program {
  background: rgba(2, 4, 11, 0.72);
}

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

.program-grid article {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 430px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.055);
  cursor: pointer;
  isolation: isolate;
}

.program-grid article:hover,
.program-grid article:focus-visible {
  border-color: rgba(216, 255, 114, 0.5);
  box-shadow:
    0 28px 70px rgba(73, 216, 255, 0.14),
    inset 0 0 0 1px rgba(216, 255, 114, 0.14);
}

.program-grid article:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 5px;
}

.program-price {
  display: block;
  margin-top: 18px;
  color: var(--cyan-2);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 25px;
}

.program-thumb {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: none;
  aspect-ratio: 16 / 10;
  margin: 0 0 22px;
  overflow: hidden;
  border: 1px solid rgba(141, 234, 255, 0.34);
  border-radius: 22px;
  opacity: 1;
  filter: saturate(1.16) contrast(1.04);
  box-shadow:
    0 18px 42px rgba(2, 4, 11, 0.34),
    inset 0 0 0 1px rgba(216, 255, 114, 0.08);
}

.program-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.program-grid h3,
.program-grid p,
.program-grid strong,
.program-result,
.program-open {
  position: relative;
  z-index: 2;
}

.program-result {
  display: grid;
  gap: 5px;
  margin-top: 22px;
  padding: 13px 15px;
  border: 1px solid rgba(216, 255, 114, 0.22);
  border-radius: 14px;
  background:
    linear-gradient(90deg, rgba(216, 255, 114, 0.1), transparent),
    rgba(2, 4, 11, 0.42);
}

.program-result span {
  color: rgba(226, 238, 255, 0.58);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.program-result strong {
  color: var(--lime);
  font-family: "Yu Gothic", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  font-size: 18px;
  line-height: 1.35;
}

.program-open {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 11px;
  margin-top: 22px;
  padding: 12px 16px;
  min-height: 44px;
  color: var(--void);
  border: 1px solid rgba(141, 234, 255, 0.22);
  border-radius: 999px;
  background:
    linear-gradient(90deg, var(--cyan), var(--lime));
  box-shadow: 0 14px 30px rgba(73, 216, 255, 0.16);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.08em;
  line-height: 1;
  transition: transform 220ms ease, box-shadow 220ms ease, filter 220ms ease;
}

.program-open i {
  width: 9px;
  height: 9px;
  border-top: 2px solid currentColor;
  border-right: 2px solid currentColor;
  transform: rotate(45deg);
  transition: transform 220ms ease;
}

.program-grid article:hover .program-open,
.program-grid article:focus-visible .program-open {
  transform: translateY(-2px);
  filter: saturate(1.12);
  box-shadow: 0 18px 38px rgba(216, 255, 114, 0.24);
}

.program-grid article:hover .program-open i,
.program-grid article:focus-visible .program-open i {
  transform: translateX(4px) rotate(45deg);
}

.modal-open {
  overflow: hidden;
}

.menu-open {
  overflow: hidden;
  touch-action: none;
}

.menu-open .floating-cta {
  opacity: 0;
  pointer-events: none;
}

.program-modal {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: grid;
  padding: 24px;
  place-items: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 220ms ease;
}

.program-modal[aria-hidden="false"] {
  opacity: 1;
  pointer-events: auto;
}

.program-modal-backdrop {
  position: absolute;
  inset: 0;
  border: 0;
  background:
    radial-gradient(circle at 50% 36%, rgba(73, 216, 255, 0.14), transparent 34%),
    rgba(2, 4, 11, 0.82);
  cursor: pointer;
  backdrop-filter: blur(14px);
}

.program-modal-panel {
  position: relative;
  display: grid;
  grid-template-columns: minmax(280px, 0.82fr) minmax(0, 1fr);
  width: min(920px, 100%);
  max-height: min(760px, calc(100vh - 48px));
  overflow: auto;
  border: 1px solid rgba(141, 234, 255, 0.28);
  border-radius: 20px;
  background:
    linear-gradient(135deg, rgba(73, 216, 255, 0.16), rgba(255, 92, 122, 0.09)),
    rgba(6, 11, 24, 0.96);
  box-shadow: 0 38px 120px rgba(0, 0, 0, 0.58);
  transform: translateY(14px) scale(0.98);
  transition: transform 260ms ease;
}

.program-modal[aria-hidden="false"] .program-modal-panel {
  transform: translateY(0) scale(1);
}

.program-modal-panel:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 6px;
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 3;
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid rgba(141, 234, 255, 0.28);
  border-radius: 50%;
  color: var(--ink);
  background: rgba(3, 5, 13, 0.68);
  cursor: pointer;
  font-size: 28px;
  line-height: 1;
}

.modal-visual {
  min-height: 100%;
  overflow: hidden;
}

.modal-visual img {
  width: 100%;
  height: 100%;
  min-height: 420px;
  object-fit: cover;
}

.modal-copy {
  padding: clamp(28px, 5vw, 54px);
}

.modal-copy h2 {
  font-size: clamp(34px, 5vw, 58px);
}

.modal-copy ul {
  display: grid;
  gap: 12px;
  margin: 28px 0;
  padding: 0;
  list-style: none;
}

.modal-copy li {
  position: relative;
  padding-left: 28px;
  color: var(--muted);
}

.modal-copy li::before {
  content: "";
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 12px;
  height: 2px;
  background: var(--cyan);
  box-shadow: 0 0 12px rgba(73, 216, 255, 0.72);
}

.modal-copy strong {
  display: block;
  padding: 16px 18px;
  border: 1px solid rgba(216, 255, 114, 0.24);
  border-radius: 14px;
  color: var(--lime);
  background: rgba(216, 255, 114, 0.07);
}

.experience {
  position: relative;
  overflow: visible;
  min-height: 1320px;
  --flight-parallax: 0px;
  background: linear-gradient(180deg, rgba(7, 16, 31, 0.86), rgba(2, 4, 11, 0.96));
}

.experience::before {
  translate: 0 calc(var(--flight-parallax) * -0.16);
}

.experience::after {
  content: "";
  position: absolute;
  left: 3%;
  top: 34%;
  z-index: 0;
  width: min(36vw, 340px);
  aspect-ratio: 1;
  pointer-events: none;
  border: 1px solid rgba(216, 255, 114, 0.16);
  border-radius: 50%;
  box-shadow:
    inset 0 0 40px rgba(216, 255, 114, 0.07),
    0 0 54px rgba(216, 255, 114, 0.07);
  translate: 0 calc(var(--flight-parallax) * 0.26);
  rotate: 18deg;
  scale: 1.32 1;
  transform: none;
  animation: none;
}

.experience-panel {
  display: grid;
  position: sticky;
  top: 88px;
  z-index: 4;
  grid-template-columns: minmax(0, 0.82fr) minmax(280px, 0.76fr) minmax(260px, 0.62fr);
  gap: 34px;
  align-items: center;
  width: min(1120px, 100%);
  margin: 0 auto;
  padding: clamp(28px, 5vw, 54px);
  border: 1px solid var(--line);
  border-radius: 18px;
  background:
    linear-gradient(135deg, rgba(73, 216, 255, 0.14), rgba(255, 92, 122, 0.08)),
    rgba(255, 255, 255, 0.055);
  box-shadow: var(--shadow);
}

.experience-title {
  font-size: clamp(32px, 3.1vw, 44px);
  line-height: 1.12;
}

.experience-title span {
  display: block;
}

.first-flight-gallery {
  position: relative;
  z-index: 5;
  width: min(1120px, 100%);
  margin: 76px auto 0;
  height: 320vh;
}

.first-flight-stack {
  position: sticky;
  top: 150px;
  height: clamp(460px, 68vh, 660px);
}

.first-flight-card {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  min-height: 100%;
  min-width: 0;
  overflow: hidden;
  border: 1px solid rgba(141, 234, 255, 0.22);
  border-radius: 24px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.035)),
    rgba(3, 5, 13, 0.74);
  box-shadow: 0 34px 96px rgba(0, 0, 0, 0.46);
  backdrop-filter: blur(16px);
  transition: transform 260ms ease, border-color 260ms ease, box-shadow 260ms ease;
}

.first-flight-card.reveal-item {
  opacity: var(--stack-opacity, 1);
  transform: translate3d(0, var(--stack-y, 0%), 0);
  will-change: opacity, transform;
  transition:
    opacity 720ms ease,
    transform 960ms cubic-bezier(0.16, 1, 0.3, 1),
    border-color 260ms ease,
    box-shadow 260ms ease;
}

.first-flight-card.reveal-item.is-visible {
  opacity: var(--stack-opacity, 1);
  transform: translate3d(0, var(--stack-y, 0%), 0);
}

.first-flight-card.reveal-item:nth-child(1) {
  transition-delay: 0ms;
}

.first-flight-card.reveal-item:nth-child(2) {
  transition-delay: 180ms;
}

.first-flight-card.reveal-item:nth-child(3) {
  transition-delay: 360ms;
}

.first-flight-card.reveal-item.is-visible:hover {
  transition-delay: 0ms;
}

.first-flight-card:nth-child(1) {
  z-index: 1;
  --stack-opacity: 1;
  --stack-y: 0%;
}

.first-flight-card:nth-child(2) {
  z-index: 2;
  --stack-opacity: 0.98;
  --stack-y: 110%;
}

.first-flight-card:nth-child(3) {
  z-index: 3;
  --stack-opacity: 0.98;
  --stack-y: 110%;
}

.first-flight-card:hover {
  border-color: rgba(73, 216, 255, 0.48);
  box-shadow: 0 32px 82px rgba(73, 216, 255, 0.14);
}

.first-flight-card figure {
  position: absolute;
  inset: 0;
  height: auto;
  overflow: hidden;
}

.first-flight-card figure::after {
  content: "";
  position: absolute;
  inset: 18px;
  border: 1px solid rgba(216, 255, 114, 0.24);
  border-radius: 50%;
  transform: rotate(-18deg) scaleX(1.28);
  animation: orbitSpin 28s linear infinite;
}

.first-flight-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(1.12) saturate(1.12) contrast(1.03);
  transition: transform 700ms ease;
}

.first-flight-card::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(2, 4, 11, 0.64), rgba(2, 4, 11, 0.12) 52%, rgba(2, 4, 11, 0.26)),
    linear-gradient(0deg, rgba(2, 4, 11, 0.62), transparent 46%);
}

.first-flight-card:hover img {
  transform: scale(1.06);
}

.first-flight-card div {
  position: relative;
  z-index: 2;
  align-self: end;
  width: min(520px, 100%);
  padding: clamp(26px, 5vw, 54px);
}

.first-flight-card span {
  display: block;
  margin-bottom: 10px;
  color: var(--lime);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.first-flight-card h3 {
  font-size: 21px;
}

.first-flight-card p {
  color: var(--muted);
}

.experience-visual {
  position: relative;
  min-height: 310px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: 0 18px 46px rgba(0, 0, 0, 0.24);
}

.experience-visual::before {
  content: "";
  position: absolute;
  inset: 26px;
  z-index: 2;
  border: 1px solid rgba(216, 255, 114, 0.3);
  border-radius: 50%;
  transform: rotate(-24deg) scaleX(1.34);
  animation: orbitSpin 22s linear infinite reverse;
}

.experience-visual img {
  width: 100%;
  height: 100%;
  min-height: 310px;
  object-fit: cover;
  animation: floatImage 8s ease-in-out infinite;
}

.boarding-pass {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(216, 255, 114, 0.28);
  border-radius: 18px;
  background:
    radial-gradient(circle at 92% 12%, rgba(216, 255, 114, 0.16), transparent 28%),
    linear-gradient(145deg, rgba(73, 216, 255, 0.12), rgba(255, 255, 255, 0.035)),
    rgba(2, 4, 11, 0.7);
  box-shadow:
    inset 0 0 42px rgba(73, 216, 255, 0.06),
    0 22px 54px rgba(0, 0, 0, 0.24);
}

.boarding-pass::before {
  content: "";
  position: absolute;
  top: 18px;
  right: 18px;
  width: 58px;
  height: 58px;
  opacity: 0.46;
  background:
    linear-gradient(90deg, var(--lime) 2px, transparent 2px) 0 0 / 9px 9px,
    linear-gradient(var(--lime) 2px, transparent 2px) 0 0 / 9px 9px;
  mask-image: radial-gradient(circle, #000 58%, transparent 60%);
}

.boarding-pass-head,
.boarding-pass-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  align-items: center;
  justify-content: space-between;
  padding: 16px 18px;
}

.boarding-pass-head {
  border-bottom: 1px dashed rgba(141, 234, 255, 0.24);
}

.boarding-pass-head span,
.boarding-pass-foot span {
  color: rgba(226, 238, 255, 0.62);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.boarding-pass-head strong {
  color: var(--lime);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 25px;
}

.boarding-route {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 18px;
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 24px;
  font-weight: 700;
}

.boarding-route i {
  position: relative;
  height: 1px;
  background: linear-gradient(90deg, rgba(73, 216, 255, 0.24), rgba(216, 255, 114, 0.72));
  box-shadow: 0 0 16px rgba(73, 216, 255, 0.32);
}

.boarding-route i::after {
  content: "";
  position: absolute;
  right: 0;
  top: 50%;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 22px rgba(216, 255, 114, 0.72);
  transform: translateY(-50%);
}

.flight-list {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: var(--line);
}

.flight-list li {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 6px 14px;
  padding: 18px;
  background: rgba(2, 4, 11, 0.62);
}

.flight-list span {
  grid-row: span 2;
  color: var(--coral);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 26px;
  font-weight: 700;
}

.flight-list small {
  color: var(--muted);
}

.flight-takeaways {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  padding: 0 18px 18px;
}

.flight-takeaways span {
  display: grid;
  gap: 5px;
  min-width: 0;
  padding: 11px 10px;
  color: var(--ink);
  border: 1px solid rgba(216, 255, 114, 0.2);
  border-radius: 12px;
  background:
    linear-gradient(135deg, rgba(216, 255, 114, 0.1), transparent 62%),
    rgba(2, 4, 11, 0.46);
  font-size: 12px;
  font-weight: 900;
  line-height: 1.35;
}

.flight-takeaways small {
  color: rgba(226, 238, 255, 0.5);
  font-size: 8px;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

@media (max-width: 1040px) {
  .experience {
    min-height: 0;
  }

  .experience-panel {
    position: relative;
    top: auto;
    grid-template-columns: 1fr;
  }
}

.plans {
  position: relative;
  background: rgba(2, 4, 11, 0.78);
}

.ticket-grid {
  position: relative;
  z-index: 2;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.ticket-grid article {
  position: relative;
  isolation: isolate;
  min-height: 300px;
  border-style: dashed;
}

.ticket-grid article::after {
  content: "";
  position: absolute;
  right: 10%;
  bottom: -26px;
  left: 10%;
  z-index: -1;
  height: 56px;
  border-radius: 50%;
  background:
    radial-gradient(ellipse at center, rgba(73, 216, 255, 0.2), rgba(73, 216, 255, 0.08) 42%, transparent 72%);
  filter: blur(10px);
  opacity: 0.72;
  pointer-events: none;
}

.ticket-grid p {
  margin-bottom: 48px;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.ticket-grid strong {
  display: block;
  margin: 18px 0;
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(28px, 4vw, 42px);
}

.ticket-grid span {
  color: var(--muted);
}

.ticket-featured {
  background: linear-gradient(145deg, rgba(73, 216, 255, 0.22), rgba(216, 255, 114, 0.1)), var(--panel) !important;
  transform: translateY(-12px);
}

.ticket-featured::after {
  background:
    radial-gradient(ellipse at center, rgba(216, 255, 114, 0.22), rgba(73, 216, 255, 0.12) 44%, transparent 74%);
  opacity: 0.82;
}

.faq {
  background: linear-gradient(180deg, rgba(2, 4, 11, 0.82), rgba(7, 16, 31, 0.86));
}

.faq-list {
  position: relative;
  z-index: 2;
  grid-template-columns: 1fr;
}

.faq-list article {
  display: grid;
  grid-template-columns: minmax(230px, 0.45fr) 1fr;
  gap: 20px;
  align-items: start;
}

.launch {
  min-height: 560px;
  display: grid;
  place-items: center;
  background:
    linear-gradient(180deg, rgba(2, 4, 11, 0.32), rgba(2, 4, 11, 0.42)),
    url("public/assets/kairos-cosmic-hero.png") center / cover;
}

.launch-card {
  position: relative;
  z-index: 2;
  width: min(840px, 100%);
  padding: clamp(28px, 6vw, 64px);
  text-align: center;
  text-shadow: 0 3px 26px rgba(0, 0, 0, 0.72);
}

.launch-title span {
  display: inline-block;
}

.launch-title-desktop {
  white-space: nowrap;
}

.launch-title-mobile {
  display: none !important;
}

.launch-card::before {
  content: "";
  position: absolute;
  inset: 24px;
  z-index: -1;
  border: 1px solid rgba(141, 234, 255, 0.36);
  border-radius: 50%;
  box-shadow:
    0 0 34px rgba(73, 216, 255, 0.14),
    inset 0 0 28px rgba(216, 255, 114, 0.08);
  transform: rotate(-10deg) scaleX(1.45);
  animation: orbitSpin 30s linear infinite;
}

.launch-gate-data {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin: 24px auto 26px;
}

.launch-gate-data span {
  display: grid;
  min-width: 112px;
  padding: 10px 14px;
  border: 1px solid rgba(141, 234, 255, 0.24);
  border-radius: 999px;
  background: rgba(2, 4, 11, 0.34);
  box-shadow: inset 0 0 22px rgba(73, 216, 255, 0.08);
  color: var(--ink);
  font-size: 13px;
  font-weight: 900;
  line-height: 1.2;
  text-transform: uppercase;
}

.launch-gate-data small {
  color: var(--cyan);
  font-size: 9px;
  letter-spacing: 0.16em;
}

.reveal-item {
  opacity: 0;
  transform: translateY(28px) scale(0.985);
  transition:
    opacity 800ms ease,
    transform 800ms cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-item.is-visible,
.reveal-section.is-visible > .reveal-item {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.concept-grid .reveal-item:nth-child(2),
.zone-track .reveal-item:nth-child(2),
.program-grid .reveal-item:nth-child(2),
.ticket-grid .reveal-item:nth-child(2),
.faq-list .reveal-item:nth-child(2) {
  transition-delay: 100ms;
}

.concept-grid .reveal-item:nth-child(3),
.zone-track .reveal-item:nth-child(3),
.program-grid .reveal-item:nth-child(3),
.ticket-grid .reveal-item:nth-child(3),
.faq-list .reveal-item:nth-child(3) {
  transition-delay: 200ms;
}

.launch-card .button {
  margin-inline: auto;
}

.floating-cta {
  position: fixed;
  right: clamp(14px, 3vw, 28px);
  bottom: max(14px, env(safe-area-inset-bottom));
  z-index: 30;
  min-width: 136px;
  color: var(--void);
  background: var(--lime);
  box-shadow: 0 0 32px rgba(216, 255, 114, 0.45);
}

@keyframes twinkle {
  0%,
  100% {
    opacity: 0.34;
    transform: scale(0.82);
  }
  46% {
    opacity: 1;
    transform: scale(1.26);
  }
}

@keyframes shooting {
  0%,
  70% {
    opacity: 0;
    transform: rotate(-24deg) translate3d(0, 0, 0);
  }
  73% {
    opacity: 1;
  }
  82% {
    opacity: 0;
    transform: rotate(-24deg) translate3d(-460px, 170px, 0);
  }
  100% {
    opacity: 0;
    transform: rotate(-24deg) translate3d(-460px, 170px, 0);
  }
}

@keyframes heroOriginalFade {
  0%,
  42%,
  100% {
    opacity: 1;
    transform: translateY(0);
  }
  50%,
  92% {
    opacity: 0;
    transform: translateY(-10px);
  }
}

@keyframes heroBoardingFade {
  0%,
  42%,
  100% {
    opacity: 0;
    transform: translateY(10px);
  }
  50%,
  92% {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slowDrift {
  0%,
  100% {
    opacity: 0.42;
    transform: translateY(0) rotate(-2deg);
  }
  50% {
    opacity: 0.74;
    transform: translateY(-12px) rotate(2deg);
  }
}

@keyframes orbitSpin {
  from {
    rotate: 0deg;
  }
  to {
    rotate: 360deg;
  }
}

@keyframes floatImage {
  0%,
  100% {
    transform: scale(1.03) translate3d(0, 0, 0);
  }
  50% {
    transform: scale(1.06) translate3d(0, -10px, 0);
  }
}

@keyframes coverFloatCenter {
  0%,
  100% {
    transform: translate(-50%, -50%) translateZ(120px) translateY(0);
  }
  50% {
    transform: translate(-50%, -50%) translateZ(120px) translateY(-10px);
  }
}

@keyframes coverFloatLeft {
  0%,
  100% {
    transform: translate(-96%, -50%) rotateY(46deg) translateZ(-70px) scale(0.86) translateY(0);
  }
  50% {
    transform: translate(-96%, -50%) rotateY(46deg) translateZ(-70px) scale(0.86) translateY(8px);
  }
}

@keyframes coverFloatRight {
  0%,
  100% {
    transform: translate(-4%, -50%) rotateY(-46deg) translateZ(-70px) scale(0.86) translateY(0);
  }
  50% {
    transform: translate(-4%, -50%) rotateY(-46deg) translateZ(-70px) scale(0.86) translateY(8px);
  }
}

@keyframes coverFloatLeftFar {
  0%,
  100% {
    transform: translate(-150%, -50%) rotateY(62deg) translateZ(-180px) scale(0.68) translateY(0);
  }
  50% {
    transform: translate(-150%, -50%) rotateY(62deg) translateZ(-180px) scale(0.68) translateY(-8px);
  }
}

@keyframes coverFloatRightFar {
  0%,
  100% {
    transform: translate(50%, -50%) rotateY(-62deg) translateZ(-180px) scale(0.68) translateY(0);
  }
  50% {
    transform: translate(50%, -50%) rotateY(-62deg) translateZ(-180px) scale(0.68) translateY(-8px);
  }
}

@media (max-width: 920px) {
  .site-header {
    grid-template-columns: auto 1fr auto auto;
    gap: 12px;
  }

  .site-header.is-menu-open {
    background: rgba(2, 4, 11, 0.72);
    border-bottom-color: rgba(141, 234, 255, 0.2);
  }

  .header-cta {
    grid-column: 3;
  }

  .nav-toggle {
    grid-column: 4;
  }

  .site-nav {
    position: fixed;
    inset: 0;
    z-index: 18;
    display: grid;
    grid-template-columns: minmax(260px, 0.92fr) minmax(320px, 1fr);
    grid-auto-rows: min-content;
    column-gap: clamp(24px, 6vw, 72px);
    row-gap: clamp(8px, 1.4vh, 18px);
    align-content: start;
    align-items: center;
    justify-content: stretch;
    width: 100vw;
    min-width: 0;
    height: 100vh;
    padding: 118px clamp(22px, 5vw, 58px) clamp(24px, 5vw, 54px);
    border: 0;
    border-radius: 0;
    background:
      radial-gradient(circle at 24% 44%, rgba(73, 216, 255, 0.18), transparent 30%),
      radial-gradient(circle at 86% 14%, rgba(216, 255, 114, 0.12), transparent 26%),
      linear-gradient(115deg, rgba(2, 4, 11, 0.98) 0 48%, rgba(5, 16, 30, 0.96) 48% 100%);
    box-shadow: none;
    opacity: 0;
    pointer-events: none;
    visibility: hidden;
    transform: translateY(-14px);
    transition:
      opacity 320ms ease,
      visibility 320ms ease,
      transform 520ms cubic-bezier(0.16, 1, 0.3, 1);
    backdrop-filter: blur(22px);
    overflow: hidden;
  }

  .site-nav::before {
    content: "";
    position: absolute;
    top: 94px;
    bottom: clamp(24px, 5vw, 54px);
    left: clamp(22px, 5vw, 58px);
    width: calc((100vw - (clamp(22px, 5vw, 58px) * 2) - clamp(24px, 6vw, 72px)) * 0.46);
    min-height: 0;
    pointer-events: none;
    border: 1px solid rgba(141, 234, 255, 0.22);
    border-radius: 30px;
    background:
      linear-gradient(180deg, rgba(2, 4, 11, 0.02), rgba(2, 4, 11, 0.62)),
      url("public/assets/kairos-cosmic-first-flight.png") center / cover;
    box-shadow:
      inset 0 0 70px rgba(2, 4, 11, 0.34),
      0 34px 110px rgba(0, 0, 0, 0.44);
    opacity: 0;
    transform: translateX(-54px) scale(0.98);
    transition:
      opacity 560ms ease 140ms,
      transform 720ms cubic-bezier(0.16, 1, 0.3, 1) 140ms;
  }

  .site-nav::after {
    content: "Orbit menu";
    position: absolute;
    left: clamp(42px, 8vw, 88px);
    bottom: clamp(38px, 7vw, 76px);
    z-index: 1;
    color: rgba(247, 251, 255, 0.76);
    font-size: clamp(30px, 5vw, 56px);
    font-family: Georgia, "Times New Roman", serif;
    font-weight: 700;
    line-height: 1;
    letter-spacing: 0;
    opacity: 0;
    transform: translateX(-26px);
    transition:
      opacity 420ms ease 300ms,
      transform 620ms cubic-bezier(0.16, 1, 0.3, 1) 300ms;
  }

  .site-header.is-menu-open .site-nav {
    opacity: 1;
    pointer-events: auto;
    visibility: visible;
    transform: translateY(0);
  }

  .site-header.is-menu-open .site-nav::before,
  .site-header.is-menu-open .site-nav::after {
    opacity: 1;
    transform: translateX(0) scale(1);
  }

  .site-nav a {
    display: flex;
    grid-column: 2;
    width: min(520px, 100%);
    min-height: clamp(54px, 8.2vh, 74px);
    align-items: center;
    justify-content: space-between;
    align-self: center;
    padding: 10px 0;
    border-bottom: 1px solid rgba(141, 234, 255, 0.2);
    color: rgba(247, 251, 255, 0.78);
    font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
    font-size: clamp(24px, 3.6vw, 40px);
    font-weight: 700;
    letter-spacing: 0;
    opacity: 0;
    transform: translateX(34px);
    transition:
      color 220ms ease,
      border-color 220ms ease,
      opacity 360ms ease,
      transform 560ms cubic-bezier(0.16, 1, 0.3, 1);
  }

  .site-header.is-menu-open .site-nav a {
    opacity: 1;
    transform: translateX(0);
  }

  .site-header.is-menu-open .site-nav a:nth-of-type(1) {
    transition-delay: 60ms;
  }

  .site-header.is-menu-open .site-nav a:nth-of-type(2) {
    transition-delay: 80ms;
  }

  .site-header.is-menu-open .site-nav a:nth-of-type(3) {
    transition-delay: 120ms;
  }

  .site-header.is-menu-open .site-nav a:nth-of-type(4) {
    transition-delay: 160ms;
  }

  .site-header.is-menu-open .site-nav a:nth-of-type(5) {
    transition-delay: 200ms;
  }

  .site-header.is-menu-open .site-nav a:nth-of-type(6) {
    transition-delay: 240ms;
  }

  .site-header.is-menu-open .site-nav a:nth-of-type(7) {
    transition-delay: 280ms;
  }

  .site-nav a:hover,
  .site-nav a:focus-visible {
    color: var(--ink);
    border-color: rgba(216, 255, 114, 0.5);
    outline: 0;
  }

  .site-nav a::after {
    content: "";
    flex: 0 0 auto;
    width: 13px;
    height: 13px;
    margin-left: 20px;
    border-top: 2px solid currentColor;
    border-right: 2px solid currentColor;
    transform: rotate(45deg);
    opacity: 0.64;
  }

  .menu-only {
    display: flex;
  }

  .nav-toggle {
    display: grid;
  }

  .hero {
    min-height: 780px;
  }

  .hero-rotation {
    min-height: 420px;
  }

  .hero-image::after {
    background:
      linear-gradient(90deg, rgba(2, 4, 11, 0.92), rgba(2, 4, 11, 0.44)),
      linear-gradient(180deg, rgba(2, 4, 11, 0.38), rgba(2, 4, 11, 0.76));
  }

  .split,
  .departure-panel,
  .experience-panel {
    grid-template-columns: 1fr;
  }

  .departure-drift {
    min-height: 230px;
    border-radius: 28px;
  }

  .experience {
    min-height: 0;
  }

  .experience-panel {
    position: relative;
    top: auto;
  }

  .concept-grid,
  .zone-track,
  .program-grid,
  .first-flight-gallery,
  .ticket-grid {
    grid-template-columns: 1fr;
  }

  .zone-track {
    grid-template-areas:
      "core"
      "zone-a"
      "zone-b"
      "zone-c";
    padding: 22px;
  }

  .zone-track::before,
  .zone-track::after {
    inset: 40px 8%;
  }

  .zone-map-core {
    min-height: 240px;
    border-radius: 28px;
  }

  .cover-card-left-far,
  .cover-card-right-far {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
  }

  .first-flight-stack {
    top: 86px;
    height: min(620px, 74vh);
  }

  .first-flight-card,
  .first-flight-card:nth-child(2),
  .first-flight-card:nth-child(3) {
    min-height: 100%;
  }

  .program-modal-panel {
    grid-template-columns: 1fr;
  }

  .modal-visual img {
    min-height: 280px;
    max-height: 340px;
  }

  .zone-card {
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .zone-code {
    margin-bottom: 0;
  }

  .ticket-featured {
    transform: none;
  }
}

@media (max-width: 640px) {
  body {
    padding-bottom: 72px;
  }

  .site-header {
    position: absolute;
    gap: 12px;
    background: linear-gradient(180deg, rgba(2, 4, 11, 0.84), rgba(2, 4, 11, 0.08));
    border-bottom: 0;
  }

  .site-header.is-menu-open {
    position: fixed;
    background: rgba(2, 4, 11, 0.74);
  }

  .site-nav {
    grid-template-columns: minmax(112px, 0.66fr) minmax(0, 1fr);
    column-gap: 16px;
    row-gap: 8px;
    width: 100%;
    max-width: 100%;
    padding: 92px 14px 20px;
    background:
      radial-gradient(circle at 20% 44%, rgba(73, 216, 255, 0.16), transparent 34%),
      linear-gradient(112deg, rgba(2, 4, 11, 0.98) 0 42%, rgba(5, 16, 30, 0.97) 42% 100%);
  }

  .site-nav::before {
    top: 88px;
    bottom: 20px;
    left: 14px;
    width: calc((100vw - 44px) * 0.36);
    border-radius: 22px;
    background:
      linear-gradient(180deg, rgba(2, 4, 11, 0.06), rgba(2, 4, 11, 0.68)),
      url("public/assets/kairos-cosmic-first-flight.png") 58% center / cover;
  }

  .site-nav::after {
    display: none;
  }

  .site-nav a {
    min-height: 50px;
    font-size: clamp(16px, 5vw, 24px);
  }

  .brand {
    gap: 9px;
    letter-spacing: 0.05em;
  }

  .brand-mark {
    width: 34px;
    height: 34px;
  }

  .brand small {
    display: none;
  }

  .header-cta {
    min-height: 38px;
    padding: 9px 13px;
    font-size: 13px;
  }

  .hero {
    min-height: 820px;
  }

  .hero-image img {
    object-position: 74% center;
    filter: brightness(1.14) saturate(1.08) contrast(1.04);
  }

  .hero-image::after {
    background:
      radial-gradient(circle at 76% 30%, rgba(73, 216, 255, 0.08), transparent 34%),
      linear-gradient(90deg, rgba(2, 4, 11, 0.64) 0%, rgba(2, 4, 11, 0.24) 46%, rgba(2, 4, 11, 0.04) 100%),
      linear-gradient(180deg, rgba(2, 4, 11, 0.16) 0%, rgba(2, 4, 11, 0.08) 34%, rgba(2, 4, 11, 0.91) 100%);
  }

  .hero-content {
    width: min(100% - 28px, 1180px);
    padding-top: 126px;
    padding-bottom: 84px;
  }

  .hero-rotation {
    min-height: 460px;
  }

  .hero-state {
    text-shadow:
      0 2px 10px rgba(2, 4, 11, 0.92),
      0 8px 28px rgba(2, 4, 11, 0.88);
  }

  .hero-copy {
    color: rgba(235, 242, 255, 0.9);
  }

  h1 {
    font-size: 34px;
  }

  .hero-state-boarding h1 {
    font-size: 31px;
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .hero-actions {
    margin-bottom: 12px;
  }

  .button {
    min-height: 52px;
  }

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

  .orbit-status div {
    min-height: 72px;
    padding: 9px 8px;
    border-right: 1px solid var(--line);
    border-bottom: 0;
  }

  .orbit-status div:last-child {
    border-right: 0;
  }

  .orbit-status span {
    font-size: 9px;
  }

  .orbit-status strong {
    font-size: 17px;
  }

  .section {
    padding: 56px 14px;
  }

  .departure-panel {
    padding: 24px 0;
  }

  .departure-drift {
    min-height: 210px;
  }

  .departure-drift span {
    font-size: 9px;
  }

  .concept-grid article,
  .zone-card,
  .program-grid article,
  .ticket-grid article,
  .faq-list article {
    padding: 20px;
  }

  .section-visual {
    min-height: 260px;
    border-radius: 18px;
  }

  .concept-coverflow {
    height: 342px;
    margin-bottom: 26px;
    overflow: hidden;
  }

  .cover-card {
    width: 210px;
    animation: none;
  }

  .cover-card-center {
    width: 250px;
  }

  .cover-card-left-far,
  .cover-card-right-far {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
  }

  .cover-card-left {
    transform: translate(-72%, -50%) rotateY(50deg) translateZ(-100px) scale(0.72);
  }

  .cover-card-right {
    transform: translate(-28%, -50%) rotateY(-50deg) translateZ(-100px) scale(0.72);
  }

  .cover-card figcaption {
    font-size: 9px;
  }

  .coverflow-controls {
    bottom: 0;
    gap: 12px;
    min-width: min(312px, calc(100% - 28px));
    padding: 9px 14px;
  }

  .coverflow-controls::before,
  .coverflow-controls::after {
    width: 34px;
  }

  .coverflow-controls::before {
    left: -24px;
  }

  .coverflow-controls::after {
    right: -24px;
  }

  .coverflow-arrow {
    width: 36px;
    height: 28px;
    font-size: 22px;
  }

  .coverflow-dots {
    gap: 11px;
    min-width: 108px;
  }

  .section-visual img {
    min-height: 260px;
  }

  .section-visual::before {
    inset: 22px;
  }

  .section-visual figcaption {
    right: 14px;
    bottom: 14px;
    width: calc(100% - 28px);
    font-size: 13px;
  }

  .zone-media {
    width: 118px;
    height: auto;
    margin: 0;
  }

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

  .zone-map-core {
    grid-template-columns: 1fr;
    gap: 10px;
    text-align: left;
  }

  .zone-map-core strong {
    grid-row: auto;
    grid-column: auto;
    font-size: 54px;
    text-align: left;
  }

  .zone-map-core small {
    font-size: 13px;
  }

  .zone-media {
    grid-row: auto;
    width: 100%;
    border-radius: 18px;
  }

  .gravity-meter {
    grid-template-columns: 1fr;
  }

  .program-thumb {
    margin: 0 0 18px;
  }

  .program-grid article {
    min-height: 0;
  }

  .program-result {
    margin-top: 18px;
  }

  .program-open {
    width: 100%;
  }

  .faq-list article {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .flight-list li {
    grid-template-columns: 44px 1fr;
  }

  .first-flight-gallery {
    margin-top: 28px;
    height: auto;
  }

  .first-flight-stack {
    position: relative;
    top: auto;
    display: grid;
    height: auto;
    gap: 18px;
  }

  .first-flight-card,
  .first-flight-card:nth-child(2),
  .first-flight-card:nth-child(3),
  .first-flight-card.reveal-item,
  .first-flight-card.reveal-item.is-visible {
    position: relative;
    min-height: 520px;
    opacity: 1;
    transform: none;
  }

  .first-flight-card figure {
    inset: 0;
    height: auto;
  }

  .first-flight-card:nth-child(3) img {
    object-position: 78% center;
  }

  .first-flight-card::after {
    background:
      linear-gradient(180deg, rgba(2, 4, 11, 0.04), rgba(2, 4, 11, 0.34) 52%, rgba(2, 4, 11, 0.78)),
      linear-gradient(90deg, rgba(2, 4, 11, 0.2), rgba(2, 4, 11, 0.04) 56%, rgba(2, 4, 11, 0.14));
  }

  .first-flight-card div {
    padding: 28px 24px;
  }

  .boarding-route {
    font-size: 20px;
  }

  .flight-takeaways {
    grid-template-columns: 1fr;
    padding: 0 14px 14px;
  }

  .boarding-pass-head,
  .boarding-pass-foot {
    padding: 14px;
  }

  .program-modal {
    padding: 12px;
  }

  .program-modal-panel {
    max-height: calc(100vh - 24px);
    border-radius: 16px;
  }

  .modal-copy {
    padding: 24px 18px;
  }

  .launch {
    min-height: 600px;
    padding-bottom: 92px;
  }

  .launch-card {
    padding: 28px 18px;
  }

  .launch-gate-data span {
    min-width: calc(50% - 5px);
  }

  .launch-title span {
    display: block;
  }

  .launch-title-desktop {
    display: none !important;
  }

  .launch-title-mobile {
    display: block !important;
    white-space: normal;
  }

  .floating-cta {
    right: 18px;
    bottom: calc(14px + env(safe-area-inset-bottom));
    left: 18px;
    width: auto;
    min-width: 0;
    min-height: 48px;
    padding: 11px 18px;
    border-color: rgba(216, 255, 114, 0.32);
    box-shadow:
      0 12px 34px rgba(216, 255, 114, 0.24),
      0 0 0 1px rgba(73, 216, 255, 0.08);
  }
}

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

  .reveal-item {
    opacity: 1;
    transform: none;
  }

  .hero-state-original,
  .hero-state-boarding,
  .departure-drift span,
  .departure-drift::before,
  .departure-drift::after {
    animation: none !important;
  }

  .hero-state-boarding {
    display: none;
  }
}