:root {
  --purple: #6736FF;
  --purple-soft: #9B7BFF;
  --purple-deep: #2B126C;
  --lime: #D8FF20;
  --ink-purple: #0A0812;
  --black: #080808;
  --soft-white: #FBFBFB;
  --light-gray: #F5F5F7;
  --text: #151515;
  --secondary: #6E6E73;
  --line: rgba(21, 21, 21, 0.10);
  --line-dark: rgba(255, 255, 255, 0.14);
  --radius-card: 32px;
  --radius-large: 52px;
  --radius-pill: 999px;
  --content: 1280px;
  --gutter: clamp(24px, 5vw, 72px);
  --section-space: clamp(104px, 11vw, 172px);
  --shadow-soft: 0 20px 60px rgba(0, 0, 0, 0.06);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --font-system: -apple-system, BlinkMacSystemFont, "SF Pro Display", Inter, "PingFang SC", "Microsoft YaHei", sans-serif;
}

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

html {
  scroll-behavior: smooth;
  background: var(--soft-white);
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  overflow-x: clip;
  color: var(--text);
  background: var(--soft-white);
  font-family: var(--font-system);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection {
  color: #fff;
  background: var(--purple);
}

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

h1,
h2,
h3 {
  margin-bottom: 0;
  font-weight: 650;
  letter-spacing: -0.045em;
}

p {
  margin-bottom: 0;
}

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

[hidden] {
  display: none !important;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--purple);
  outline-offset: 4px;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1000;
  padding: 10px 16px;
  border-radius: var(--radius-pill);
  color: #fff;
  background: var(--black);
  transform: translateY(-160%);
  transition: transform 0.3s ease;
}

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

.container {
  width: min(var(--content), calc(100% - (var(--gutter) * 2)));
  margin-inline: auto;
}

.section {
  padding-block: var(--section-space);
}

.section-dark {
  position: relative;
  padding-block: var(--section-space);
  overflow: hidden;
  color: #fff;
  background: var(--black);
}

.section-gray {
  background: var(--light-gray);
}

section[id] {
  scroll-margin-top: 84px;
}

.gradient-text,
.brand-nextory {
  color: var(--purple);
  background: linear-gradient(112deg, var(--purple) 12%, var(--purple) 66%, #9B6CFF 78%, #B6D94A 92%, var(--lime) 100%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.purple-word,
.lime-word {
  color: var(--purple-soft);
}

.lime-word {
  color: var(--lime);
}

.kicker,
.eyebrow {
  color: var(--secondary);
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.12em;
  line-height: 1.45;
  text-transform: uppercase;
}

.kicker span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 30px;
  height: 22px;
  margin-right: 12px;
  border: 1px solid currentColor;
  border-radius: var(--radius-pill);
  font-size: 10px;
}

/* Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: 72px;
  border-bottom: 1px solid rgba(21, 21, 21, 0.06);
  background: rgba(251, 251, 251, 0.78);
  -webkit-backdrop-filter: saturate(160%) blur(20px);
  backdrop-filter: saturate(160%) blur(20px);
  transition: background 0.3s ease, border-color 0.3s ease;
}

.site-header.is-scrolled {
  border-bottom-color: rgba(21, 21, 21, 0.09);
  background: rgba(251, 251, 251, 0.91);
}

.nav-shell {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 36px;
  width: min(1380px, calc(100% - 48px));
  height: 100%;
  margin-inline: auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  white-space: nowrap;
  font-size: 15px;
  font-weight: 720;
  letter-spacing: -0.025em;
}

.brand-cross {
  color: var(--secondary);
  font-weight: 450;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(18px, 2.25vw, 34px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-links a {
  position: relative;
  color: #535357;
  font-size: 13px;
  font-weight: 530;
  white-space: nowrap;
  transition: color 0.3s ease;
}

.nav-links a::after {
  position: absolute;
  right: 50%;
  bottom: -9px;
  left: 50%;
  height: 1px;
  background: var(--purple);
  content: "";
  transition: right 0.3s var(--ease), left 0.3s var(--ease);
}

.nav-links a:hover,
.nav-links a.is-current {
  color: var(--text);
}

.nav-links a:hover::after,
.nav-links a.is-current::after {
  right: 0;
  left: 0;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 20px;
  border: 1px solid var(--black);
  border-radius: var(--radius-pill);
  color: #fff;
  background: var(--black);
  font-size: 13px;
  font-weight: 620;
  transition: color 0.35s ease, background 0.35s ease, transform 0.35s var(--ease);
}

.nav-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

.nav-toggle {
  position: relative;
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 1px solid rgba(21, 21, 21, 0.14);
  border-radius: 50%;
  color: var(--text);
  background: rgba(255, 255, 255, 0.7);
  cursor: pointer;
  transition: border-color 0.3s ease, background 0.3s ease, transform 0.3s var(--ease);
}

.nav-toggle:hover {
  border-color: rgba(103, 54, 255, 0.35);
  background: #fff;
  transform: translateY(-2px);
}

.nav-toggle span {
  position: absolute;
  width: 15px;
  height: 1.5px;
  border-radius: var(--radius-pill);
  background: currentColor;
  transition: transform 0.3s var(--ease);
}

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

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

.site-header.menu-open .nav-toggle span:first-child {
  transform: rotate(45deg);
}

.site-header.menu-open .nav-toggle span:last-child {
  transform: rotate(-45deg);
}

.mobile-nav {
  position: absolute;
  top: calc(100% + 10px);
  right: 14px;
  left: 14px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 7px;
  padding: 12px;
  overflow: hidden;
  border: 1px solid rgba(21, 21, 21, 0.09);
  border-radius: 28px;
  background: rgba(251, 251, 251, 0.96);
  box-shadow: 0 24px 60px rgba(10, 8, 18, 0.12);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
  backdrop-filter: blur(24px) saturate(160%);
}

.mobile-nav a {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  padding: 15px 16px;
  border: 1px solid transparent;
  border-radius: 18px;
  color: #4f4f54;
  background: rgba(255, 255, 255, 0.58);
  font-size: 14px;
  font-weight: 620;
  transition: color 0.3s ease, background 0.3s ease, border-color 0.3s ease;
}

.mobile-nav a span {
  color: var(--secondary);
  font-size: 9px;
  letter-spacing: 0.08em;
}

.mobile-nav a:hover,
.mobile-nav a.is-current {
  border-color: rgba(103, 54, 255, 0.15);
  color: var(--text);
  background: #fff;
}

.mobile-nav a.is-current span {
  color: var(--purple);
}

.nav-cta:hover {
  color: var(--black);
  background: var(--lime);
  transform: translateY(-2px);
}

/* Hero */
.hero {
  position: relative;
  min-height: calc(100svh - 72px);
  padding: clamp(76px, 7vw, 108px) 0 34px;
  overflow: hidden;
  background:
    linear-gradient(rgba(21, 21, 21, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(21, 21, 21, 0.025) 1px, transparent 1px),
    var(--soft-white);
  background-size: 72px 72px;
  background-position: center center;
}

.hero::after {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: linear-gradient(180deg, rgba(251, 251, 251, 0.2), var(--soft-white) 95%);
  content: "";
  pointer-events: none;
}

.hero-glow {
  position: absolute;
  z-index: 0;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.18;
  pointer-events: none;
}

.hero-glow-purple {
  top: 6%;
  right: 3%;
  width: 520px;
  height: 520px;
  background: var(--purple);
}

.hero-glow-lime {
  right: 27%;
  bottom: 3%;
  width: 210px;
  height: 210px;
  background: var(--lime);
  opacity: 0.14;
}

.hero-layout {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(420px, 0.95fr);
  align-items: center;
  gap: clamp(40px, 5vw, 90px);
  min-height: min(730px, calc(100svh - 190px));
}

.hero-copy {
  min-width: 0;
}

.eyebrow {
  max-width: 680px;
  margin-bottom: 27px;
  color: #626268;
}

.eyebrow span {
  padding-inline: 8px;
  color: var(--purple);
}

.hero h1 {
  max-width: 780px;
  font-size: clamp(56px, 5.4vw, 80px);
  line-height: 0.98;
}

.hero h1 .gradient-text {
  display: inline-block;
  white-space: nowrap;
}

.hero-declaration {
  margin-top: 36px;
  color: #27272b;
  font-size: clamp(23px, 2vw, 32px);
  font-weight: 610;
  letter-spacing: -0.04em;
  line-height: 1.24;
}

.hero-description {
  max-width: 680px;
  margin-top: 28px;
  color: #626268;
  font-size: clamp(16px, 1.3vw, 18px);
  line-height: 1.82;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 38px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
  min-height: 54px;
  padding: 0 26px;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  font-size: 15px;
  font-weight: 620;
  line-height: 1;
  transition: color 0.35s ease, background 0.35s ease, border-color 0.35s ease, transform 0.35s var(--ease), box-shadow 0.35s ease;
}

.button span {
  font-size: 17px;
  font-weight: 400;
  transition: transform 0.35s var(--ease);
}

.button:hover {
  transform: translateY(-3px);
}

.button:hover span {
  transform: translate(2px, -2px);
}

.button-primary {
  color: #fff;
  background: var(--black);
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.12);
}

.button-primary:hover {
  color: var(--black);
  background: var(--lime);
  box-shadow: 0 18px 42px rgba(103, 54, 255, 0.16);
}

.button-secondary {
  border-color: rgba(21, 21, 21, 0.16);
  background: rgba(255, 255, 255, 0.64);
}

.button-secondary:hover {
  border-color: var(--purple-soft);
  background: #fff;
}

.hero-visual {
  position: relative;
  height: min(660px, 62vw);
  min-height: 540px;
  overflow: hidden;
  border: 1px solid rgba(21, 21, 21, 0.08);
  border-radius: var(--radius-large);
  background:
    radial-gradient(circle at 50% 35%, rgba(216, 255, 32, 0.18), transparent 18%),
    radial-gradient(circle at 50% 62%, rgba(103, 54, 255, 0.17), transparent 48%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.9), rgba(238, 234, 255, 0.78));
  box-shadow: inset 0 1px 0 #fff, var(--shadow-soft);
}

.hero-visual::before,
.hero-visual::after {
  position: absolute;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--purple);
  box-shadow: 0 0 0 7px rgba(103, 54, 255, 0.08);
  content: "";
}

.hero-visual::before {
  top: 46%;
  left: 8%;
}

.hero-visual::after {
  top: 24%;
  right: 9%;
  background: var(--lime);
  box-shadow: 0 0 0 7px rgba(216, 255, 32, 0.12);
}

.visual-meta,
.visual-caption {
  position: absolute;
  z-index: 4;
  color: #6f6f75;
  font-size: 10px;
  font-weight: 620;
  letter-spacing: 0.11em;
  line-height: 1.4;
}

.visual-meta {
  top: 28px;
  right: 30px;
  left: 30px;
  display: flex;
  justify-content: space-between;
}

.visual-caption {
  right: 30px;
  bottom: 26px;
  left: 30px;
  display: flex;
  gap: 18px;
  padding-top: 14px;
  border-top: 1px solid rgba(21, 21, 21, 0.12);
}

.visual-caption span {
  color: var(--purple);
}

.hero-image-wrap {
  position: absolute;
  z-index: 2;
  inset: 54px 18px 64px;
  overflow: hidden;
  border-radius: 36px;
  box-shadow: 0 24px 56px rgba(103, 54, 255, 0.11);
  transform: translate3d(var(--image-shift-x, 0), var(--image-shift-y, 0), 0) scale(1.018);
  transition: transform 0.4s var(--ease);
  will-change: transform;
}

.hero-image-wrap::after {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: inherit;
  box-shadow: inset 0 0 48px rgba(255, 255, 255, 0.28);
  content: "";
  pointer-events: none;
}

.hero-image-wrap img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 52%;
}

.hero-footer {
  position: relative;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 26px;
  border-top: 1px solid var(--line);
  color: #56565c;
  font-size: 11px;
  font-weight: 620;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.hero-footer p span {
  padding-inline: 8px;
  color: var(--purple);
}

.hero-coordinate {
  color: var(--secondary);
}

/* Manifesto */
.manifesto {
  background: #fff;
}

.manifesto-grid {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: clamp(48px, 9vw, 130px);
}

.section-marker {
  padding-top: 13px;
  border-top: 1px solid var(--text);
}

.section-marker > span {
  display: block;
  margin-bottom: 54px;
  font-size: 32px;
  font-weight: 640;
  letter-spacing: -0.04em;
}

.section-marker p {
  color: var(--secondary);
  font-size: 11px;
  font-weight: 620;
  letter-spacing: 0.1em;
  line-height: 1.6;
}

.manifesto-copy {
  min-width: 0;
}

.manifesto-lead,
.manifesto-close {
  font-size: clamp(46px, 5.6vw, 82px);
  font-weight: 650;
  letter-spacing: -0.06em;
  line-height: 0.99;
}

.manifesto-lead .purple-word {
  position: relative;
  margin-left: 0.16em;
  color: var(--purple);
}

.manifesto-body {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: clamp(30px, 8vw, 110px);
  margin: clamp(74px, 9vw, 124px) 0;
  padding: 28px 0 0;
  border-top: 1px solid var(--line);
}

.manifesto-body p {
  color: #5c5c62;
  font-size: clamp(18px, 1.65vw, 23px);
  line-height: 1.7;
}

.manifesto-body p:last-child {
  color: var(--text);
}

.manifesto-close {
  margin-left: clamp(0px, 7vw, 104px);
}

.lime-highlight {
  position: relative;
  z-index: 0;
  white-space: nowrap;
}

.lime-highlight::after {
  position: absolute;
  right: -0.05em;
  bottom: 0.04em;
  left: -0.05em;
  z-index: -1;
  height: 0.3em;
  border-radius: var(--radius-pill);
  background: var(--lime);
  content: "";
}

/* Shared headings */
.section-heading h2 {
  margin-top: 22px;
  font-size: clamp(40px, 4.3vw, 64px);
  line-height: 1.05;
}

.heading-split,
.services-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.22fr) minmax(320px, 0.58fr);
  align-items: end;
  gap: clamp(50px, 10vw, 150px);
  margin-bottom: clamp(68px, 8vw, 112px);
}

.heading-split > p,
.services-heading > p {
  max-width: 530px;
  color: #68686e;
  font-size: clamp(16px, 1.45vw, 19px);
  line-height: 1.8;
}

.heading-split strong {
  color: var(--text);
  font-weight: 650;
}

.heading-brand {
  display: inline-block;
  font-size: 0.82em;
  white-space: nowrap;
}

/* Direction cards */
.direction-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 24px;
}

.direction-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 660px;
  padding: 34px;
  overflow: hidden;
  border: 1px solid rgba(21, 21, 21, 0.07);
  border-radius: var(--radius-large);
  box-shadow: var(--shadow-soft);
  transition: transform 0.4s var(--ease), box-shadow 0.4s ease;
}

.direction-card:hover {
  z-index: 2;
  box-shadow: 0 28px 72px rgba(0, 0, 0, 0.09);
  transform: translateY(-4px);
}

.direction-learn,
.direction-create {
  grid-column: span 7;
}

.direction-explore,
.direction-connect {
  grid-column: span 5;
}

.direction-learn {
  background: linear-gradient(150deg, #fff 5%, #f4f0ff 54%, #e2d9ff 100%);
}

.direction-explore {
  color: #fff;
  background:
    radial-gradient(circle at 88% 18%, rgba(216, 255, 32, 0.12), transparent 22%),
    radial-gradient(circle at 14% 58%, rgba(103, 54, 255, 0.44), transparent 38%),
    var(--black);
}

.direction-connect {
  background: #fff;
}

.direction-create {
  background: linear-gradient(145deg, #fbffed, #f7ffd1 54%, #e8ff72 132%);
}

.direction-topline {
  position: relative;
  z-index: 3;
  display: flex;
  justify-content: space-between;
  padding-bottom: 15px;
  border-bottom: 1px solid currentColor;
  color: rgba(21, 21, 21, 0.48);
  font-size: 10px;
  font-weight: 650;
  letter-spacing: 0.1em;
}

.direction-explore .direction-topline {
  color: rgba(255, 255, 255, 0.58);
}

.direction-art {
  position: relative;
  z-index: 1;
  flex: 1;
  min-height: 250px;
}

.direction-content {
  position: relative;
  z-index: 3;
  max-width: 560px;
}

.direction-label {
  margin-bottom: 10px;
  color: var(--purple);
  font-size: 13px;
  font-weight: 750;
  letter-spacing: 0.11em;
}

.direction-explore .direction-label {
  color: var(--lime);
}

.direction-card h3 {
  font-size: clamp(30px, 2.6vw, 40px);
  line-height: 1.08;
}

.direction-content > p:last-child {
  max-width: 540px;
  margin-top: 20px;
  color: #64646a;
  font-size: 16px;
  line-height: 1.75;
}

.direction-explore .direction-content > p:last-child {
  color: rgba(255, 255, 255, 0.64);
}

.learn-orb {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 190px;
  height: 190px;
  border: 1px solid rgba(103, 54, 255, 0.25);
  border-radius: 50%;
  background: radial-gradient(circle at 36% 27%, #e6ff7c, var(--purple-soft) 38%, var(--purple-deep) 78%);
  box-shadow: inset 18px 12px 34px rgba(255, 255, 255, 0.34), 0 26px 50px rgba(103, 54, 255, 0.22);
  transform: translate(-50%, -50%);
}

.learn-orb::before,
.learn-orb::after {
  position: absolute;
  top: 50%;
  left: 50%;
  border: 1px solid rgba(103, 54, 255, 0.22);
  border-radius: 50%;
  content: "";
  transform: translate(-50%, -50%) rotate(-15deg);
}

.learn-orb::before {
  width: 280px;
  height: 98px;
}

.learn-orb::after {
  width: 340px;
  height: 128px;
  border-style: dashed;
}

.learn-path {
  position: absolute;
  top: 50%;
  left: 50%;
  display: flex;
  align-items: center;
  gap: 44px;
  width: 76%;
  height: 1px;
  background: rgba(103, 54, 255, 0.22);
  transform: translate(-50%, -50%);
}

.learn-path i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--purple);
  box-shadow: 0 0 0 7px rgba(103, 54, 255, 0.08);
}

.learn-path i:nth-child(3) {
  margin-left: auto;
  background: var(--lime);
}

.explore-art {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  align-content: center;
  justify-content: center;
  gap: 8px;
  max-width: 360px;
  margin-inline: auto;
  transform: rotate(-6deg);
}

.explore-art span {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 74px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 18px;
  color: rgba(255, 255, 255, 0.78);
  background: rgba(255, 255, 255, 0.055);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.explore-art span:nth-child(2) {
  color: var(--black);
  background: var(--lime);
}

.explore-art span:nth-child(3) {
  color: #fff;
  background: var(--purple);
}

.connect-art {
  position: relative;
  width: 300px;
  height: 210px;
  margin: 25px auto 0;
  background:
    linear-gradient(27deg, transparent 49.6%, rgba(103, 54, 255, 0.15) 50%, transparent 50.4%),
    linear-gradient(-28deg, transparent 49.6%, rgba(103, 54, 255, 0.15) 50%, transparent 50.4%),
    linear-gradient(90deg, transparent 49.6%, rgba(103, 54, 255, 0.15) 50%, transparent 50.4%);
}

.connect-art i {
  position: absolute;
  width: 20px;
  height: 20px;
  border: 5px solid #fff;
  border-radius: 50%;
  background: var(--purple);
  box-shadow: 0 0 0 1px rgba(103, 54, 255, 0.19), 0 10px 26px rgba(103, 54, 255, 0.18);
}

.connect-art i:nth-child(1) { top: 4%; left: 45%; }
.connect-art i:nth-child(2) { top: 42%; left: 5%; background: var(--lime); }
.connect-art i:nth-child(3) { top: 40%; right: 4%; }
.connect-art i:nth-child(4) { bottom: 5%; left: 24%; }
.connect-art i:nth-child(5) { right: 24%; bottom: 5%; background: var(--lime); }
.connect-art i:nth-child(6) { top: 42%; left: 47%; width: 30px; height: 30px; background: var(--black); }

.create-art {
  display: flex;
  align-items: center;
  justify-content: center;
}

.create-core {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 154px;
  height: 154px;
  border: 10px solid #fff;
  border-radius: 44px;
  color: #fff;
  background: linear-gradient(145deg, var(--purple-soft), var(--purple-deep));
  box-shadow: 0 24px 44px rgba(103, 54, 255, 0.22);
  font-size: 15px;
  font-weight: 750;
  letter-spacing: 0.14em;
  transform: rotate(-7deg);
}

.create-art i {
  position: absolute;
  width: 88px;
  height: 88px;
  border: 1px solid rgba(21, 21, 21, 0.12);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.68);
}

.create-art i:nth-child(2) { transform: translate(-120px, 38px) rotate(15deg); }
.create-art i:nth-child(3) { transform: translate(118px, -28px) rotate(-12deg); background: var(--lime); }
.create-art i:nth-child(4) { width: 52px; height: 52px; transform: translate(116px, 76px) rotate(18deg); background: #fff; }

/* Capabilities */
.capabilities {
  background: #fff;
}

.capabilities-heading {
  display: grid;
  grid-template-columns: 0.85fr 1.35fr;
  align-items: end;
  column-gap: 50px;
  margin-bottom: clamp(64px, 8vw, 106px);
}

.capabilities-heading .kicker {
  grid-column: 1 / -1;
}

.capabilities-heading h2 {
  grid-column: 1;
}

.capabilities-heading > p:last-child {
  grid-column: 2;
  max-width: 530px;
  padding-bottom: 8px;
  color: var(--secondary);
  font-size: clamp(17px, 1.5vw, 20px);
  line-height: 1.75;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 20px;
}

.capability-card {
  position: relative;
  grid-column: span 4;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-width: 0;
  min-height: 250px;
  padding: 30px;
  overflow: hidden;
  border: 1px solid rgba(21, 21, 21, 0.10);
  border-radius: var(--radius-card);
  background: #fff;
  box-shadow: 0 12px 44px rgba(0, 0, 0, 0.035);
  transition: transform 0.35s var(--ease), box-shadow 0.35s ease, border-color 0.35s ease;
}

.capability-card:not(.capability-featured)::before {
  position: absolute;
  top: 50%;
  right: 28px;
  color: rgba(103, 54, 255, 0.055);
  content: attr(data-visual);
  font-size: clamp(54px, 6vw, 94px);
  font-weight: 780;
  letter-spacing: -0.075em;
  line-height: 0.8;
  pointer-events: none;
  transform: translateY(-62%);
  white-space: nowrap;
}

.capability-card:not(.capability-featured)::after {
  position: absolute;
  top: 26px;
  right: 28px;
  width: 46px;
  height: 10px;
  border-top: 1px solid rgba(103, 54, 255, 0.25);
  border-bottom: 1px solid rgba(216, 255, 32, 0.8);
  content: "";
  pointer-events: none;
  transform: skewX(-28deg);
}

.capability-card:hover {
  border-color: rgba(103, 54, 255, 0.25);
  box-shadow: var(--shadow-soft);
  transform: translateY(-4px);
}

.capability-card:nth-child(2),
.capability-card:nth-child(3),
.capability-card:nth-child(4) {
  grid-column: span 4;
}

.capability-card:nth-child(5),
.capability-card:nth-child(6) {
  grid-column: span 6;
}

.capability-featured {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(230px, 0.62fr) minmax(0, 1.38fr);
  grid-template-rows: auto 1fr;
  gap: 26px;
  min-height: 390px;
  background:
    radial-gradient(circle at 78% 18%, rgba(216, 255, 32, 0.20), transparent 22%),
    radial-gradient(circle at 86% 68%, rgba(103, 54, 255, 0.14), transparent 34%),
    #fff;
}

.capability-featured::before,
.capability-featured::after {
  display: none;
}

.capability-featured .capability-number {
  grid-column: 1 / -1;
}

.capability-featured .capability-copy {
  grid-row: 2;
  grid-column: 1;
  align-self: center;
}

.capability-media {
  position: relative;
  grid-row: 2;
  grid-column: 2;
  min-width: 0;
  min-height: 280px;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(103, 54, 255, 0.10);
  border-radius: 26px;
  background: #f7f5ff;
  box-shadow: 0 18px 44px rgba(103, 54, 255, 0.09);
}

.capability-media::after {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255, 255, 255, 0.65);
  border-radius: inherit;
  content: "";
  pointer-events: none;
}

.capability-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.45s var(--ease);
}

.capability-featured:hover .capability-media img {
  transform: scale(1.025);
}

.capability-number {
  position: relative;
  z-index: 2;
  color: var(--secondary);
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.1em;
}

.capability-card > div:nth-child(2) {
  position: relative;
  z-index: 2;
  max-width: 540px;
}

.capability-card:not(.capability-featured) > div:nth-child(2) {
  padding-right: 58px;
}

.capability-en {
  margin-bottom: 7px;
  color: var(--purple);
  font-size: 11px;
  font-weight: 720;
  letter-spacing: 0.12em;
}

.capability-card h3 {
  font-size: clamp(28px, 2.5vw, 38px);
  line-height: 1.05;
}

.capability-card > div:nth-child(2) > p:last-child {
  max-width: 490px;
  margin-top: 16px;
  color: #69696e;
  font-size: 15px;
  line-height: 1.75;
}

.capability-arrow {
  position: absolute;
  right: 26px;
  bottom: 26px;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.7);
  font-size: 16px;
  transition: color 0.35s ease, background 0.35s ease, transform 0.35s var(--ease);
}

.capability-card:hover .capability-arrow {
  color: #fff;
  background: var(--purple);
  transform: rotate(45deg);
}

.capability-dark {
  background:
    radial-gradient(circle at 88% 13%, rgba(216, 255, 32, 0.14), transparent 22%),
    radial-gradient(circle at 16% 84%, rgba(103, 54, 255, 0.12), transparent 38%),
    #fff;
}

.capability-dark .capability-number,
.capability-dark > div:nth-child(2) > p:last-child {
  color: var(--secondary);
}

.capability-dark .capability-en {
  color: var(--purple);
}

.capability-dark .capability-arrow {
  border-color: var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.72);
}

.capability-lime {
  background: radial-gradient(circle at 88% 16%, rgba(216, 255, 32, 0.19), transparent 24%), #fff;
}

/* OPC */
.opc {
  min-height: 980px;
}

.opc-glow {
  position: absolute;
  top: -180px;
  right: -120px;
  width: 620px;
  height: 620px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(103, 54, 255, 0.28), transparent 64%);
  pointer-events: none;
}

.opc-glow::after {
  position: absolute;
  right: 40%;
  bottom: -80%;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(216, 255, 32, 0.07), transparent 67%);
  content: "";
}

.opc-container {
  position: relative;
  z-index: 2;
}

.opc-topline,
.philosophy-meta {
  display: flex;
  justify-content: space-between;
  padding-bottom: 17px;
  border-bottom: 1px solid var(--line-dark);
  color: rgba(255, 255, 255, 0.48);
  font-size: 10px;
  font-weight: 650;
  letter-spacing: 0.12em;
}

.opc-topline p:first-child span,
.philosophy-meta p:first-child span {
  margin-right: 15px;
  color: var(--lime);
}

.opc-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.55fr);
  align-items: end;
  gap: clamp(50px, 9vw, 140px);
  margin-top: clamp(76px, 8vw, 115px);
}

.opc-overline {
  margin-bottom: 22px;
  color: var(--lime);
  font-size: 16px;
  font-weight: 640;
  letter-spacing: 0.02em;
}

.opc-title h2 {
  font-size: clamp(44px, 4.8vw, 72px);
  line-height: 1.03;
}

.opc-title h2 .opc-boundary {
  display: inline-block;
  color: var(--purple-soft);
  white-space: nowrap;
}

.opc-copy {
  padding-bottom: 6px;
}

.opc-copy p {
  color: rgba(255, 255, 255, 0.62);
  font-size: 17px;
  line-height: 1.85;
}

.opc-copy p + p {
  margin-top: 24px;
  color: #fff;
  font-weight: 620;
}

.opc-visual {
  position: relative;
  width: min(1080px, 100%);
  height: clamp(350px, 42vw, 560px);
  margin: 72px auto 46px;
  overflow: hidden;
  border: 1px solid rgba(155, 123, 255, 0.22);
  border-radius: 38px;
  background: #09080f;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.38);
}

.opc-visual::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 62%, rgba(8, 8, 8, 0.48));
  content: "";
  pointer-events: none;
}

.opc-visual img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.opc-visual figcaption {
  position: absolute;
  right: 24px;
  bottom: 22px;
  left: 24px;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  padding-top: 15px;
  border-top: 1px solid rgba(255, 255, 255, 0.22);
  color: rgba(255, 255, 255, 0.64);
  font-size: 10px;
  font-weight: 680;
  letter-spacing: 0.12em;
}

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

.opc-keywords span {
  padding: 25px 12px;
  border-right: 1px solid var(--line-dark);
  color: rgba(255, 255, 255, 0.78);
  font-size: clamp(16px, 1.8vw, 25px);
  font-weight: 620;
  letter-spacing: -0.02em;
  text-align: center;
}

.opc-keywords span:last-child {
  border-right: 0;
}

/* Services */
.services {
  background: var(--soft-white);
}

.services-heading {
  margin-bottom: 54px;
}

.service-list {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--text);
  list-style: none;
}

.service-list li {
  position: relative;
  display: grid;
  grid-template-columns: 64px minmax(190px, 0.72fr) minmax(280px, 1.3fr) 44px;
  align-items: center;
  gap: clamp(20px, 3vw, 48px);
  min-height: 110px;
  border-bottom: 1px solid var(--line);
  transition: padding 0.35s var(--ease), background 0.35s ease;
}

.service-list li:hover {
  padding-inline: 18px;
  background: #fff;
}

.service-number {
  color: var(--purple);
  font-size: 12px;
  font-weight: 680;
  letter-spacing: 0.1em;
}

.service-list h3 {
  font-size: clamp(22px, 2.1vw, 30px);
  line-height: 1.2;
}

.service-list p {
  color: var(--secondary);
  font-size: 15px;
  line-height: 1.65;
}

.service-list p span {
  color: #45454a;
  font-weight: 620;
}

.service-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 50%;
  font-size: 15px;
  transition: color 0.35s ease, background 0.35s ease, transform 0.35s var(--ease);
}

.service-list li:hover .service-mark {
  color: #fff;
  background: var(--purple);
  transform: rotate(45deg);
}

.service-cta {
  position: relative;
  margin-top: clamp(70px, 8vw, 110px);
  padding: clamp(48px, 6vw, 82px);
  overflow: hidden;
  border: 1px solid rgba(103, 54, 255, 0.11);
  border-radius: var(--radius-large);
  background:
    radial-gradient(circle at 87% 18%, rgba(216, 255, 32, 0.24), transparent 18%),
    radial-gradient(circle at 78% 84%, rgba(103, 54, 255, 0.18), transparent 31%),
    linear-gradient(135deg, #fff, #f4f0ff);
  box-shadow: var(--shadow-soft);
}

.service-cta::after {
  position: absolute;
  top: 50%;
  right: 8%;
  width: 170px;
  height: 170px;
  border: 1px solid rgba(103, 54, 255, 0.14);
  border-radius: 50%;
  content: "";
  box-shadow: 0 0 0 35px rgba(103, 54, 255, 0.025), 0 0 0 70px rgba(103, 54, 255, 0.018);
  transform: translateY(-50%);
}

.service-cta > * {
  position: relative;
  z-index: 2;
}

.service-cta-label {
  margin-bottom: 22px;
  color: var(--purple);
  font-size: 11px;
  font-weight: 730;
  letter-spacing: 0.14em;
}

.service-cta h3 {
  max-width: 780px;
  font-size: clamp(34px, 4vw, 56px);
  line-height: 1.08;
}

.service-cta > p:nth-of-type(2) {
  margin-top: 22px;
  color: #64646a;
  font-size: 18px;
}

.wechat-copy {
  appearance: none;
  font: inherit;
  cursor: pointer;
}

.wechat-copy strong {
  font: inherit;
  font-weight: 730;
}

.wechat-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  height: 28px;
  padding-inline: 10px;
  border-radius: var(--radius-pill);
  color: #fff;
  background: var(--black);
  font-size: 10px;
  font-style: normal;
  letter-spacing: 0.06em;
  transition: color 0.3s ease, background 0.3s ease;
}

.wechat-copy.is-copied .wechat-action {
  color: var(--black);
  background: var(--lime);
}

.service-cta .wechat-copy {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-top: 38px;
  padding: 8px 8px 8px 18px;
  border: 1px solid rgba(21, 21, 21, 0.16);
  border-radius: var(--radius-pill);
  color: var(--text);
  background: rgba(255, 255, 255, 0.74);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  transition: color 0.3s ease, border-color 0.3s ease, background 0.3s ease, transform 0.3s var(--ease);
}

.service-cta .wechat-copy:hover {
  border-color: var(--purple);
  color: var(--purple);
  background: #fff;
  transform: translateY(-2px);
}

/* Co-create */
.co-create {
  background: #fff;
}

.co-create-panel {
  position: relative;
  min-height: 780px;
  padding: clamp(54px, 8vw, 104px);
  overflow: hidden;
  border: 1px solid rgba(103, 54, 255, 0.08);
  border-radius: var(--radius-large);
  background:
    radial-gradient(circle at 82% 72%, rgba(103, 54, 255, 0.17), transparent 32%),
    radial-gradient(circle at 93% 12%, rgba(216, 255, 32, 0.14), transparent 18%),
    linear-gradient(145deg, #fff 0%, #faf9ff 38%, #eee9ff 100%);
  box-shadow: var(--shadow-soft);
}

.co-create-grid {
  position: absolute;
  inset: 0;
  opacity: 0.42;
  background:
    linear-gradient(rgba(103, 54, 255, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(103, 54, 255, 0.07) 1px, transparent 1px);
  background-size: 80px 80px;
  -webkit-mask-image: linear-gradient(120deg, transparent 20%, #000 100%);
  mask-image: linear-gradient(120deg, transparent 20%, #000 100%);
}

.co-create-panel > *:not(.co-create-grid, .co-create-visual) {
  position: relative;
  z-index: 3;
}

.co-create-panel h2 {
  max-width: 950px;
  margin-top: 37px;
  font-size: clamp(46px, 5.5vw, 78px);
  line-height: 0.99;
}

.co-create-copy {
  max-width: 48%;
  margin-top: 66px;
  color: #5e5e64;
  font-size: clamp(17px, 1.5vw, 20px);
  line-height: 1.85;
}

.co-create-visual {
  position: absolute;
  right: 4.5%;
  bottom: 132px;
  z-index: 1;
  width: 48%;
  height: clamp(250px, 25vw, 350px);
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(103, 54, 255, 0.10);
  border-radius: 34px;
  background: #f8f6ff;
  box-shadow: 0 22px 54px rgba(103, 54, 255, 0.10);
}

.co-create-visual::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.5), transparent 22%);
  content: "";
  pointer-events: none;
}

.co-create-visual img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.co-create-line {
  position: absolute !important;
  right: clamp(54px, 8vw, 104px);
  bottom: clamp(52px, 7vw, 90px);
  left: clamp(54px, 8vw, 104px);
  padding-top: 21px;
  border-top: 1px solid rgba(21, 21, 21, 0.22);
  font-size: clamp(22px, 2.6vw, 38px);
  font-weight: 650;
  letter-spacing: -0.04em;
}

.co-create-line span {
  color: var(--purple);
}

/* Philosophy */
.philosophy {
  min-height: 800px;
  display: flex;
  align-items: center;
}

.philosophy-container {
  position: relative;
  z-index: 2;
}

.philosophy::before {
  position: absolute;
  top: 12%;
  left: -10%;
  width: 540px;
  height: 540px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(103, 54, 255, 0.18), transparent 68%);
  content: "";
}

.philosophy h2 {
  max-width: 1160px;
  margin-top: clamp(85px, 11vw, 150px);
  font-size: clamp(50px, 5.7vw, 82px);
  line-height: 1.02;
}

.philosophy-en {
  margin-top: clamp(52px, 7vw, 90px);
  color: rgba(255, 255, 255, 0.56);
  font-size: clamp(22px, 2.5vw, 36px);
  font-weight: 520;
  letter-spacing: -0.035em;
  line-height: 1.25;
}

/* AI is now */
.now {
  position: relative;
  overflow: hidden;
  background: var(--soft-white);
}

.now-halo {
  position: absolute;
  top: 22%;
  right: -10%;
  width: 620px;
  height: 620px;
  border: 1px solid rgba(103, 54, 255, 0.09);
  border-radius: 50%;
  box-shadow: 0 0 0 70px rgba(103, 54, 255, 0.025), 0 0 0 140px rgba(103, 54, 255, 0.016);
}

.now-container {
  position: relative;
  z-index: 2;
}

.now-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(290px, 0.45fr);
  align-items: end;
  gap: 50px;
  margin-top: 52px;
}

.now h2 {
  display: flex;
  flex-direction: column;
  font-size: clamp(88px, 9.5vw, 128px);
  font-weight: 720;
  letter-spacing: -0.07em;
  line-height: 0.73;
}

.now h2 span:nth-child(2) {
  margin-left: 0.56em;
  color: var(--purple);
}

.now h2 span:nth-child(3) {
  color: var(--black);
  -webkit-text-stroke: 1px var(--black);
}

.now-copy {
  padding-bottom: 8px;
}

.now-copy p {
  color: #606066;
  font-size: clamp(17px, 1.55vw, 21px);
  line-height: 1.75;
}

.now-copy p + p {
  margin-top: 30px;
}

.now-copy strong {
  color: var(--text);
  font-weight: 650;
}

/* Join */
.join {
  background: var(--light-gray);
}

.join-container {
  position: relative;
  padding: clamp(76px, 10vw, 140px) clamp(28px, 8vw, 110px);
  overflow: hidden;
  border: 1px solid rgba(21, 21, 21, 0.07);
  border-radius: var(--radius-large);
  background:
    radial-gradient(circle at 10% 84%, rgba(103, 54, 255, 0.12), transparent 24%),
    radial-gradient(circle at 90% 8%, rgba(216, 255, 32, 0.15), transparent 18%),
    #fff;
  box-shadow: var(--shadow-soft);
  text-align: center;
}

.join-star {
  width: 70px;
  height: 70px;
  margin: 0 auto 36px;
  color: var(--lime);
  border-radius: 24px;
  background: var(--purple);
  box-shadow: 0 18px 38px rgba(103, 54, 255, 0.24);
  font-size: 36px;
  line-height: 70px;
  transform: rotate(7deg);
}

.join-label {
  color: var(--secondary);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.join h2 {
  margin-top: 20px;
  font-size: clamp(44px, 5.3vw, 76px);
  line-height: 1.03;
}

.join-copy {
  max-width: 700px;
  margin: 30px auto 0;
  color: #64646a;
  font-size: clamp(17px, 1.55vw, 20px);
  line-height: 1.82;
}

.button-large {
  min-height: 62px;
  margin-top: 42px;
  padding: 0 32px;
  font-size: 16px;
}

.join-details {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  margin-top: 58px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  color: #74747a;
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.1em;
}

.join-details p:first-child span {
  padding-inline: 10px;
  color: var(--purple);
}

.wechat-inline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0;
  border: 0;
  color: #74747a;
  background: transparent;
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.08em;
}

.wechat-inline:hover {
  color: var(--purple);
}

.wechat-inline .wechat-action {
  min-width: 38px;
  height: 24px;
  margin-left: 5px;
  color: var(--text);
  background: var(--light-gray);
  font-size: 9px;
}

/* Footer */
.site-footer {
  padding: 100px 0 34px;
  color: #fff;
  background: var(--black);
}

.footer-brand-block {
  padding-bottom: 75px;
}

.footer-brand-block > p:nth-child(2) {
  margin-top: 13px;
  color: rgba(255, 255, 255, 0.46);
  font-size: 10px;
  font-weight: 620;
  letter-spacing: 0.14em;
}

.footer-brand {
  font-size: clamp(25px, 2.5vw, 36px);
  font-weight: 680;
  letter-spacing: -0.04em;
}

.footer-now {
  margin-top: 26px;
  color: var(--lime);
  font-size: clamp(58px, 8.4vw, 112px);
  font-weight: 720;
  letter-spacing: -0.07em;
  line-height: 0.86;
}

.footer-row {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 38px;
  padding: 25px 0;
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
  color: rgba(255, 255, 255, 0.52);
  font-size: 11px;
  line-height: 1.5;
}

.footer-row > p:last-child {
  text-align: right;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 22px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.72);
  transition: color 0.3s ease;
}

.footer-links span {
  color: rgba(255, 255, 255, 0.24);
}

.footer-links a:hover {
  color: var(--lime);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  padding-top: 30px;
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
}

.footer-bottom span {
  color: var(--lime);
}

/* Responsive: 1024 */
@media (max-width: 1100px) {
  :root {
    --gutter: clamp(24px, 4.5vw, 48px);
    --radius-large: 44px;
  }

  .nav-links {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-shell {
    grid-template-columns: 1fr auto;
  }

  .hero-layout {
    grid-template-columns: minmax(0, 1fr) minmax(390px, 0.82fr);
    gap: 38px;
  }

  .hero h1 {
    font-size: clamp(52px, 6.3vw, 66px);
  }

  .hero-visual {
    height: 570px;
    min-height: 0;
  }

  .direction-card {
    min-height: 620px;
  }

  .direction-learn,
  .direction-explore,
  .direction-connect,
  .direction-create {
    grid-column: span 6;
  }

  .capability-card,
  .capability-featured,
  .capability-card:nth-child(2),
  .capability-card:nth-child(3),
  .capability-card:nth-child(4),
  .capability-card:nth-child(5),
  .capability-card:nth-child(6) {
    grid-column: span 6;
  }

  .capability-featured {
    grid-column: 1 / -1;
  }

  .capability-card:nth-child(6) {
    grid-column: 1 / -1;
  }

  .service-list li {
    grid-template-columns: 48px minmax(180px, 0.72fr) minmax(260px, 1.3fr) 40px;
    gap: 20px;
  }

  .co-create-visual {
    right: 3%;
    width: 49%;
  }

  .now-layout {
    grid-template-columns: minmax(0, 1.25fr) minmax(270px, 0.55fr);
  }
}

/* Responsive: tablet */
@media (max-width: 820px) {
  :root {
    --section-space: clamp(82px, 12vw, 104px);
    --radius-card: 28px;
    --radius-large: 36px;
  }

  .hero {
    min-height: auto;
    padding-top: 78px;
  }

  .hero-layout {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .hero h1 {
    max-width: 680px;
    font-size: clamp(48px, 8.4vw, 62px);
  }

  .hero-copy {
    max-width: 720px;
  }

  .hero-visual {
    width: min(620px, 100%);
    height: 560px;
    margin: 34px auto 0;
  }

  .hero-footer {
    margin-top: 52px;
  }

  .manifesto-grid {
    grid-template-columns: 1fr;
    gap: 60px;
  }

  .section-marker {
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: start;
    gap: 34px;
  }

  .section-marker > span {
    margin-bottom: 0;
  }

  .manifesto-body {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .manifesto-close {
    margin-left: 0;
  }

  .heading-split,
  .services-heading,
  .capabilities-heading {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .capabilities-heading h2,
  .capabilities-heading > p:last-child {
    grid-column: 1;
  }

  .direction-learn,
  .direction-explore,
  .direction-connect,
  .direction-create {
    grid-column: 1 / -1;
  }

  .direction-card {
    min-height: 640px;
  }

  .capability-card,
  .capability-featured,
  .capability-card:nth-child(2),
  .capability-card:nth-child(3),
  .capability-card:nth-child(4),
  .capability-card:nth-child(5),
  .capability-card:nth-child(6) {
    grid-column: 1 / -1;
  }

  .capability-card:not(.capability-featured) {
    min-height: 220px;
  }

  .capability-featured {
    min-height: 360px;
  }

  .opc-layout {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .opc-copy {
    max-width: 620px;
  }

  .opc-visual {
    height: clamp(320px, 55vw, 440px);
  }

  .service-list li {
    grid-template-columns: 42px 1fr 40px;
    gap: 16px;
    padding: 24px 0;
  }

  .service-list h3 {
    grid-column: 2;
  }

  .service-list p {
    grid-column: 2 / 4;
  }

  .service-number {
    grid-row: 1;
    grid-column: 1;
  }

  .service-mark {
    grid-row: 1;
    grid-column: 3;
  }

  .service-list li:hover {
    padding-inline: 12px;
  }

  .service-cta::after {
    right: -70px;
  }

  .co-create-panel {
    min-height: auto;
  }

  .co-create-copy {
    max-width: 100%;
  }

  .co-create-visual {
    position: relative;
    right: auto;
    bottom: auto;
    width: 100%;
    height: auto;
    aspect-ratio: 1587 / 991;
    margin-top: 38px;
  }

  .co-create-line {
    position: relative !important;
    right: auto;
    bottom: auto;
    left: auto;
    margin-top: 34px;
  }

  .now-layout {
    grid-template-columns: 1fr;
    gap: 70px;
  }

  .now h2 {
    font-size: clamp(82px, 16vw, 120px);
  }

  .now-copy {
    max-width: 570px;
  }

  .join-details {
    flex-direction: column;
    gap: 8px;
  }

  .footer-row {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .footer-links {
    justify-content: flex-start;
  }

  .footer-row > p:last-child {
    text-align: left;
  }
}

/* Responsive: phone */
@media (max-width: 520px) {
  :root {
    --gutter: 20px;
    --section-space: 86px;
    --radius-card: 26px;
    --radius-large: 30px;
  }

  body {
    font-size: 15px;
  }

  .site-header {
    height: 64px;
  }

  .nav-shell {
    width: calc(100% - 28px);
    gap: 12px;
  }

  .brand {
    gap: 4px;
    font-size: 12px;
  }

  .nav-cta {
    min-height: 36px;
    padding-inline: 14px;
    font-size: 12px;
  }

  .nav-toggle {
    width: 36px;
    height: 36px;
  }

  .nav-actions {
    gap: 7px;
  }

  .mobile-nav {
    grid-template-columns: 1fr;
    border-radius: 24px;
  }

  .mobile-nav a {
    padding: 12px 14px;
  }

  section[id] {
    scroll-margin-top: 72px;
  }

  .hero {
    padding: 64px 0 28px;
    background-size: 54px 54px;
  }

  .eyebrow {
    margin-bottom: 22px;
    font-size: 10px;
  }

  .eyebrow span {
    padding-inline: 3px;
  }

  .hero h1 {
    font-size: clamp(40px, 11.8vw, 46px);
    line-height: 1.01;
  }

  .heading-brand {
    font-size: 0.76em;
  }

  .hero-declaration {
    margin-top: 28px;
    font-size: 24px;
  }

  .hero-description {
    margin-top: 22px;
    font-size: 15px;
    line-height: 1.78;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    margin-top: 31px;
  }

  .button {
    min-height: 50px;
    padding-inline: 17px;
    gap: 10px;
    font-size: 13px;
  }

  .hero-visual {
    height: 390px;
    margin-top: 12px;
  }

  .visual-meta {
    top: 20px;
    right: 20px;
    left: 20px;
    font-size: 8px;
  }

  .visual-caption {
    right: 20px;
    bottom: 18px;
    left: 20px;
    font-size: 8px;
  }

  .hero-image-wrap {
    inset: 47px 10px 57px;
    border-radius: 24px;
  }

  .hero-footer {
    align-items: flex-start;
    margin-top: 38px;
    font-size: 9px;
  }

  .hero-footer p {
    max-width: 235px;
  }

  .hero-footer p span {
    padding-inline: 3px;
  }

  .hero-coordinate {
    display: none;
  }

  .section-marker {
    gap: 20px;
  }

  .section-marker > span {
    font-size: 26px;
  }

  .manifesto-lead,
  .manifesto-close {
    font-size: clamp(38px, 11.5vw, 48px);
    line-height: 1.03;
  }

  .manifesto-lead .purple-word {
    margin-left: 0;
  }

  .manifesto-body {
    margin: 58px 0;
  }

  .manifesto-body p {
    font-size: 17px;
  }

  .section-heading h2 {
    font-size: clamp(34px, 10.2vw, 44px);
  }

  .heading-split,
  .services-heading {
    margin-bottom: 54px;
  }

  .direction-grid,
  .capability-grid {
    gap: 14px;
  }

  .direction-card {
    min-height: 570px;
    padding: 24px;
    border-radius: 30px;
  }

  .direction-art {
    min-height: 210px;
  }

  .direction-card h3 {
    font-size: 30px;
  }

  .direction-content > p:last-child {
    font-size: 15px;
  }

  .learn-orb {
    width: 150px;
    height: 150px;
  }

  .learn-orb::before {
    width: 225px;
  }

  .learn-orb::after {
    width: 270px;
  }

  .explore-art {
    max-width: 270px;
  }

  .explore-art span {
    min-height: 58px;
  }

  .connect-art {
    width: 250px;
  }

  .create-core {
    width: 126px;
    height: 126px;
    border-width: 8px;
    border-radius: 36px;
  }

  .create-art i:nth-child(2) { transform: translate(-96px, 34px) rotate(15deg); }
  .create-art i:nth-child(3) { transform: translate(96px, -24px) rotate(-12deg); }
  .create-art i:nth-child(4) { transform: translate(92px, 70px) rotate(18deg); }

  .capabilities-heading {
    margin-bottom: 52px;
  }

  .capability-card:not(.capability-featured) {
    min-height: 205px;
    padding: 24px;
  }

  .capability-featured {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    gap: 20px;
    min-height: auto;
  }

  .capability-featured .capability-number {
    grid-row: 1;
    grid-column: 1;
  }

  .capability-featured .capability-media {
    grid-row: 2;
    grid-column: 1;
    min-height: 0;
    aspect-ratio: 1586 / 992;
    border-radius: 22px;
  }

  .capability-featured .capability-copy {
    grid-row: 3;
    grid-column: 1;
  }

  .capability-card h3 {
    font-size: 30px;
  }

  .capability-card:not(.capability-featured) > div:nth-child(2) {
    padding-right: 34px;
  }

  .capability-card:not(.capability-featured)::before {
    top: 46%;
    right: 22px;
    font-size: clamp(50px, 18vw, 70px);
  }

  .capability-card:not(.capability-featured)::after {
    top: 22px;
    right: 24px;
    width: 38px;
  }

  .capability-arrow {
    right: 20px;
    bottom: 20px;
  }

  .opc-topline,
  .philosophy-meta {
    gap: 20px;
    font-size: 8px;
  }

  .opc-topline p:last-child,
  .philosophy-meta p:last-child {
    text-align: right;
  }

  .opc-layout {
    margin-top: 66px;
  }

  .opc-overline {
    font-size: 14px;
  }

  .opc-title h2 {
    font-size: clamp(36px, 10.8vw, 44px);
  }

  .opc-prefix {
    display: block;
  }

  .opc-copy p {
    font-size: 15px;
  }

  .opc-visual {
    width: 100%;
    height: 235px;
    margin: 42px auto 26px;
    border-radius: 26px;
  }

  .opc-visual figcaption {
    right: 15px;
    bottom: 14px;
    left: 15px;
    font-size: 8px;
  }

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

  .opc-keywords span {
    padding: 20px 8px;
    border-bottom: 1px solid var(--line-dark);
    font-size: 15px;
  }

  .opc-keywords span:nth-child(2) {
    border-right: 0;
  }

  .opc-keywords span:nth-child(3),
  .opc-keywords span:nth-child(4) {
    border-bottom: 0;
  }

  .service-list li {
    grid-template-columns: 34px minmax(0, 1fr) 34px;
    gap: 11px;
  }

  .service-list p {
    font-size: 14px;
  }

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

  .service-cta {
    padding: 42px 25px;
  }

  .service-cta h3 {
    font-size: 34px;
  }

  .service-cta > p:nth-of-type(2) {
    font-size: 16px;
  }

  .service-cta .wechat-copy {
    width: 100%;
    justify-content: space-between;
    gap: 8px;
    padding-left: 14px;
  }

  .co-create-panel {
    min-height: auto;
    padding: 44px 25px;
  }

  .co-create-panel h2 {
    margin-top: 26px;
    font-size: clamp(36px, 10.2vw, 40px);
  }

  .co-create-copy {
    margin-top: 40px;
    font-size: 15px;
  }

  .co-create-visual {
    margin-top: 30px;
    border-radius: 24px;
  }

  .co-create-line {
    right: auto;
    bottom: auto;
    left: auto;
    margin-top: 28px;
    font-size: 23px;
    line-height: 1.2;
  }

  .philosophy {
    min-height: 650px;
  }

  .philosophy h2 {
    margin-top: 78px;
    font-size: clamp(40px, 11.5vw, 48px);
  }

  .philosophy-en {
    margin-top: 46px;
    font-size: 20px;
  }

  .now-layout {
    margin-top: 42px;
    gap: 58px;
  }

  .now h2 {
    font-size: clamp(70px, 22vw, 92px);
    line-height: 0.77;
  }

  .now h2 span:nth-child(2) {
    margin-left: 0.34em;
  }

  .join-container {
    width: calc(100% - 24px);
    padding: 62px 20px;
  }

  .join-star {
    width: 58px;
    height: 58px;
    margin-bottom: 28px;
    border-radius: 19px;
    font-size: 30px;
    line-height: 58px;
  }

  .join h2 {
    font-size: clamp(36px, 10.8vw, 44px);
  }

  .join-copy {
    font-size: 15px;
  }

  .button-large {
    width: 100%;
    margin-top: 34px;
  }

  .join-details {
    margin-top: 42px;
    letter-spacing: 0.06em;
  }

  .site-footer {
    padding-top: 76px;
  }

  .footer-brand-block {
    padding-bottom: 58px;
  }

  .footer-now {
    margin-top: 31px;
    font-size: clamp(52px, 17vw, 72px);
  }

  .footer-links {
    gap: 15px 20px;
  }

  .footer-bottom {
    font-size: 12px;
  }
}

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

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}