@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Manrope:wght@600;700;800&display=swap');

:root {
  --navy: #0f172a;
  --navy-soft: #17233d;
  --blue: #2563eb;
  --blue-bright: #3b82f6;
  --teal: #14b8a6;
  --teal-text: #0f766e;
  --teal-soft: #ccfbf1;
  --slate: #64748b;
  --background: #f8fafc;
  --surface: #ffffff;
  --border: #e5e7eb;
  --danger: #ef4444;
  --warning: #f59e0b;
  --shadow: 0 18px 55px rgba(15, 23, 42, 0.08);
  --container: 1180px;
  --space-1: .25rem;
  --space-2: .5rem;
  --space-3: .75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --section-desktop: 6rem;
  --section-tablet: 4.75rem;
  --section-mobile: 3.75rem;
  --radius-control: .8rem;
  --radius-card: 1.125rem;
  --type-display: clamp(3rem, 5.2vw, 5.25rem);
  --type-page-title: clamp(2.5rem, 4.8vw, 4.25rem);
  --type-detail-title: clamp(2.75rem, 6vw, 5.25rem);
  --type-section-title: clamp(2rem, 3.5vw, 3.25rem);
  --type-card-title: clamp(1.35rem, 2vw, 1.75rem);
  --division-tech: #2563eb;
  --division-ai: #14b8a6;
  --division-consulting: #4f46e5;
  --division-labs: #7c3aed;
  --division-business: #d97706;
  --division-talk: #f05b57;
  --division-host: #0891b2;
  --division-accent: var(--blue);
  --division-ink: #1d4ed8;
  --ink-muted: #52627a;
  --line-soft: #dbe3ee;
  --shadow-deep: 0 32px 90px rgba(2, 8, 23, .18);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scrollbar-color: var(--blue) #e9eef5;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--navy);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

body.menu-open { overflow: hidden; }

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

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

button, input, textarea, select { font: inherit; }

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

:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 4px;
  border-radius: 6px;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: -5rem;
  z-index: 100;
  background: var(--surface);
  color: var(--navy);
  padding: .8rem 1rem;
  border-radius: .65rem;
  box-shadow: var(--shadow);
}

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

.container {
  width: min(calc(100% - 3rem), var(--container));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, .94);
  border-bottom: 1px solid rgba(229, 231, 235, .9);
  backdrop-filter: blur(18px);
}

.nav-shell {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(1rem, 3vw, 2rem);
}

.brand-link { display: inline-flex; align-items: center; min-width: 220px; }
.brand-logo { width: 214px; height: 48px; object-fit: contain; object-position: left center; }

.desktop-nav { display: flex; align-items: center; gap: .35rem; }

.nav-link {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: .55rem .85rem;
  border-radius: .7rem;
  color: #334155;
  font-weight: 600;
  font-size: .92rem;
  transition: color .2s ease, background .2s ease;
}

.nav-link:hover { color: var(--blue); background: #eff6ff; }
.nav-link[aria-current="page"] { color: var(--blue); background: #eff6ff; }

.nav-cta { margin-left: .4rem; }

.menu-toggle {
  display: none;
  width: 48px;
  height: 48px;
  border: 1px solid var(--border);
  border-radius: .85rem;
  background: var(--surface);
  color: var(--navy);
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.menu-toggle svg { width: 24px; height: 24px; }

.mobile-nav {
  display: none;
  padding: .5rem 1rem 1.25rem;
  background: var(--surface);
  border-top: 1px solid var(--border);
}

.mobile-nav.is-open { display: grid; }
.mobile-nav .nav-link { width: 100%; padding-inline: 1rem; }

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .6rem;
  padding: .72rem 1.1rem;
  border: 1px solid transparent;
  border-radius: .78rem;
  font-weight: 700;
  line-height: 1.2;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}

.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--blue); color: white; box-shadow: 0 10px 28px rgba(37, 99, 235, .24); }
.button-primary:hover { background: #1d4ed8; }
.button:disabled { cursor: wait; opacity: .72; transform: none; box-shadow: none; }
.button-secondary { background: white; color: var(--navy); border-color: var(--border); }
.button-secondary:hover { border-color: #cbd5e1; box-shadow: 0 10px 28px rgba(15, 23, 42, .08); }
.button-ghost-dark { color: white; border-color: rgba(255, 255, 255, .25); background: rgba(255, 255, 255, .05); }

.hero {
  position: relative;
  overflow: hidden;
  background: var(--navy);
  color: white;
  padding: 7rem 0 6rem;
}

.hero::before {
  content: "";
  position: absolute;
  width: 560px;
  height: 560px;
  right: -160px;
  top: -220px;
  background: radial-gradient(circle, rgba(37, 99, 235, .42), transparent 68%);
}

.hero::after {
  content: "";
  position: absolute;
  width: 440px;
  height: 440px;
  left: 35%;
  bottom: -360px;
  background: radial-gradient(circle, rgba(20, 184, 166, .35), transparent 70%);
}

.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.1fr .72fr; align-items: center; gap: 4rem; }
.hero-copy { max-width: 720px; }

.hero-brand-animation {
  position: relative;
  justify-self: end;
  width: min(100%, 470px);
  display: grid;
  grid-template-columns: minmax(170px, 1fr) 1.05fr;
  align-items: center;
  gap: 1.25rem;
  isolation: isolate;
}

.hero-monogram-shell {
  position: relative;
  animation: monogram-float 6s ease-in-out infinite;
  transform-style: preserve-3d;
}

.hero-monogram-glow {
  position: absolute;
  inset: 16% 9%;
  z-index: -1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(37, 99, 235, .42), rgba(20, 184, 166, .14) 48%, transparent 72%);
  filter: blur(24px);
  animation: monogram-pulse 4.8s ease-in-out infinite;
}

.hero-monogram {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 24px 26px rgba(0, 0, 0, .3));
  animation: monogram-shine 4.8s ease-in-out infinite;
}

.hero-brand-copy { display: grid; gap: .18rem; min-width: 0; }

.hero-brand-name {
  color: white;
  font: 800 clamp(2.45rem, 4.5vw, 4.6rem)/.95 Manrope, Inter, sans-serif;
  letter-spacing: -.065em;
  white-space: nowrap;
  text-shadow: 0 12px 32px rgba(0, 0, 0, .3);
}

.hero-brand-company {
  color: #dbeafe;
  font: 600 clamp(.62rem, 1.15vw, .94rem)/1.2 Inter, sans-serif;
  letter-spacing: .21em;
  white-space: nowrap;
}

@keyframes monogram-float {
  0%, 100% { transform: translate3d(0, 0, 0) rotateY(0deg); }
  45% { transform: translate3d(0, -12px, 0) rotateY(-4deg) rotateZ(-.7deg); }
  70% { transform: translate3d(0, -5px, 0) rotateY(2deg); }
}

@keyframes monogram-shine {
  0%, 100% { filter: brightness(1) saturate(1) drop-shadow(0 24px 26px rgba(0, 0, 0, .3)); }
  48% { filter: brightness(1.14) saturate(1.12) drop-shadow(0 30px 36px rgba(20, 184, 166, .2)); }
}

@keyframes monogram-pulse {
  0%, 100% { opacity: .5; transform: scale(.92); }
  50% { opacity: .95; transform: scale(1.08); }
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  margin: 0 0 1.1rem;
  color: var(--teal-text);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.eyebrow::before { content: ""; width: 32px; height: 2px; background: currentColor; }
.hero .eyebrow, .detail-hero .eyebrow, .statement-panel .eyebrow, .contact-aside .eyebrow, .section-navy .eyebrow { color: #5eead4; }

h1, h2, h3 {
  font-family: Manrope, Inter, sans-serif;
  letter-spacing: -.03em;
  text-wrap: balance;
}
h1 { margin: 0; font-size: clamp(2.55rem, 6vw, 5.25rem); max-width: 900px; }
h2 { margin: 0; font-size: var(--type-section-title); line-height: 1.08; }
h3 { margin: 0; font-size: var(--type-card-title); line-height: 1.18; }

.hero h1 span, .gradient-text {
  background: linear-gradient(115deg, #60a5fa, #2dd4bf);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
}

.hero-text { max-width: 68ch; margin: 1.5rem 0 0; color: #cbd5e1; font-size: clamp(1.05rem, 1.5vw, 1.18rem); }
.hero-actions, .section-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }

.hero-proof {
  margin-top: 2.2rem;
  display: flex;
  flex-wrap: wrap;
  gap: .7rem 1.2rem;
  color: #cbd5e1;
  font-size: .9rem;
}

.hero-proof span::before { content: "✓"; color: var(--teal); font-weight: 800; margin-right: .45rem; }

.page-hero { padding-block: clamp(4.5rem, 7vw, 6.5rem); background: linear-gradient(145deg, #eef4ff, #f8fafc 58%, #ecfdf5); border-bottom: 1px solid var(--border); }
.page-hero .container { display: grid; gap: var(--space-4); }
.page-hero .eyebrow { margin-bottom: 0; }
.page-hero .lead { max-width: 68ch; margin: 0; }
.page-hero h1 { max-width: 15ch; color: var(--navy); font-size: var(--type-page-title); line-height: 1.04; }
.detail-hero h1, .division-hero h1 { font-size: var(--type-detail-title); line-height: 1.02; }

.lead { max-width: 68ch; margin: 1.25rem 0 0; color: var(--slate); font-size: clamp(1.05rem, 1.5vw, 1.18rem); }

.section { padding-block: var(--section-desktop); }
.section-white { background: var(--surface); }
.section-navy { background: var(--navy); color: white; }
.section-heading { max-width: 750px; margin-bottom: clamp(2.25rem, 5vw, 3.5rem); }
.section-heading.center { text-align: center; margin-inline: auto; }
.section-heading.center .eyebrow { justify-content: center; }
.section-heading p { margin: 1rem 0 0; color: var(--slate); font-size: 1.05rem; }
.section-navy .section-heading p { color: #cbd5e1; }

.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-5); }
.service-card, .value-card, .info-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 1.55rem;
  box-shadow: 0 8px 30px rgba(15, 23, 42, .035);
}

.icon-box {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: .85rem;
  background: #eff6ff;
  color: var(--blue);
  font-weight: 800;
  font-family: Manrope, sans-serif;
}

.service-card:nth-child(2) .icon-box, .service-card:nth-child(3) .icon-box { background: #ecfdf5; color: #0f9488; }
.service-card h3, .value-card h3, .info-card h3 { margin-top: 1.15rem; }
.service-card p, .value-card p, .info-card p { margin: .65rem 0 0; color: var(--slate); font-size: .94rem; }

.product-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-6); }
.product-card { position: relative; overflow: hidden; border-radius: 1.55rem; padding: 2.1rem; background: var(--surface); border: 1px solid var(--border); box-shadow: var(--shadow); }
.product-card::after { content: ""; position: absolute; width: 160px; height: 160px; border-radius: 50%; right: -85px; top: -80px; background: rgba(37, 99, 235, .12); }
.product-card.teal::after { background: rgba(20, 184, 166, .15); }
.product-label { color: var(--blue); font-size: .76rem; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.product-card.teal .product-label { color: #0f9488; }
.product-card h3 { font-size: 2rem; margin-top: .7rem; }
.product-card > p { color: var(--slate); }
.feature-list { list-style: none; padding: 0; margin: 1.5rem 0; display: grid; gap: .65rem; }
.feature-list li { display: flex; align-items: flex-start; gap: .65rem; color: #334155; }
.feature-list li::before { content: "✓"; color: var(--teal); font-weight: 800; }
.text-link { display: inline-flex; align-items: center; gap: .45rem; color: var(--blue); font-weight: 800; }
.text-link:hover { gap: .7rem; }

.statement {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 4rem;
  align-items: center;
}

.statement-panel { border-radius: 1.5rem; padding: 2rem; background: linear-gradient(135deg, #17233d, #0f172a); color: white; box-shadow: var(--shadow); }
.statement-panel strong { display: block; font-family: Manrope, sans-serif; font-size: clamp(2rem, 5vw, 3.8rem); line-height: 1.05; }
.statement-panel span { color: var(--teal); }
.value-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); }

.cta-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 2.5rem;
  border-radius: 1.6rem;
  background: linear-gradient(115deg, var(--navy), #123d61);
  color: white;
  box-shadow: var(--shadow);
}
.cta-panel p { color: #cbd5e1; margin: .7rem 0 0; }

.founder-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-5); }
.founder-card { display: flex; align-items: center; gap: 1.2rem; padding: 1.5rem; border: 1px solid var(--border); border-radius: var(--radius-card); background: white; }
.founder-initial { width: 58px; height: 58px; flex: 0 0 auto; display: grid; place-items: center; border-radius: 1rem; background: var(--navy); color: white; font-family: Manrope, sans-serif; font-size: 1.25rem; font-weight: 800; }
.founder-card p { margin: .25rem 0 0; color: var(--slate); }

.detail-hero { background: var(--navy); color: white; padding: 5.8rem 0 5rem; }
.detail-hero-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .65fr); gap: clamp(2.5rem, 6vw, 4rem); align-items: center; }
.detail-hero-grid > * { min-width: 0; }
.detail-visual, .detail-metrics > *, .hero-actions > * { min-width: 0; }
.product-badge { display: inline-flex; padding: .45rem .75rem; border-radius: 999px; background: rgba(37, 99, 235, .16); color: #93c5fd; font-weight: 800; font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; }
.product-badge.teal { background: rgba(20, 184, 166, .16); color: #5eead4; }
.detail-visual { min-height: 330px; border: 1px solid rgba(255, 255, 255, .15); border-radius: var(--radius-card); padding: var(--space-8); background: linear-gradient(145deg, rgba(255,255,255,.09), rgba(255,255,255,.025)); display: flex; flex-direction: column; justify-content: space-between; overflow-wrap: anywhere; }
.detail-visual .wordmark { font: 800 clamp(2rem, 5vw, 3.6rem)/1 Manrope, sans-serif; }
.detail-visual small { color: #cbd5e1; }
.detail-metrics { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-3); }
.detail-metrics div { border-radius: .8rem; background: rgba(255, 255, 255, .08); padding: .9rem; }

.step-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; counter-reset: step; }
.step-card { counter-increment: step; padding: 1.7rem; border-left: 3px solid var(--blue); background: white; border-radius: 0 1.1rem 1.1rem 0; box-shadow: 0 8px 30px rgba(15, 23, 42, .04); }
.step-card.teal { border-color: var(--teal); }
.step-card::before { content: "0" counter(step); display: block; color: var(--blue); font: 800 .8rem Manrope, sans-serif; letter-spacing: .12em; margin-bottom: .8rem; }
.step-card.teal::before { color: #0f9488; }
.step-card p { color: var(--slate); }

.notice { display: flex; gap: 1rem; padding: 1.3rem 1.4rem; border-radius: 1rem; background: #fff7ed; border: 1px solid #fed7aa; color: #7c2d12; }
.notice strong { display: block; margin-bottom: .2rem; }
.cta-panel-spaced { margin-top: var(--space-8); }

.contact-layout { display: grid; grid-template-columns: minmax(280px, .72fr) minmax(0, 1.28fr); gap: var(--space-8); align-items: start; }
.contact-aside { position: sticky; top: 110px; padding: clamp(1.5rem, 3vw, 2rem); border-radius: var(--radius-card); background: var(--navy); color: white; }
.contact-aside p { color: #cbd5e1; }
.contact-points { list-style: none; padding: 0; display: grid; gap: var(--space-3); margin: var(--space-5) 0 0; }
.contact-points li { display: flex; gap: .8rem; }
.contact-points li::before { content: "✓"; color: var(--teal); font-weight: 800; }
.contact-form { min-width: 0; padding: clamp(1.35rem, 3vw, 2rem); border: 1px solid var(--border); border-radius: var(--radius-card); background: white; box-shadow: var(--shadow); }
.field-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-4); }
.field { display: grid; gap: .45rem; margin-bottom: var(--space-3); }
.field label { color: #334155; font-weight: 700; font-size: .92rem; }
.field input, .field textarea, .field select { width: 100%; border: 1px solid #cbd5e1; border-radius: .75rem; background: white; color: var(--navy); padding: .82rem .9rem; }
.field textarea { min-height: 140px; resize: vertical; }
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(37, 99, 235, .12); outline: 0; }
.field [aria-invalid="true"] { border-color: var(--danger); }
.field-error { min-height: 1.2em; color: #b91c1c; font-size: .82rem; }
.field-error:empty { display: none; }
.contact-honeypot { position: absolute; inline-size: 1px; block-size: 1px; overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; }
.form-status { margin-top: 1rem; padding: 1rem; border: 1px solid; border-radius: .8rem; overflow-wrap: anywhere; }
.form-status.is-success { background: #ecfdf5; border-color: #a7f3d0; color: #065f46; }
.form-status.is-error { background: #fef2f2; border-color: #fecaca; color: #991b1b; }
.form-status:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; }
.form-note { margin: 1rem 0 0; color: var(--slate); font-size: .86rem; }

.site-footer { background: #0b1220; color: white; padding: 4rem 0 1.5rem; }
.footer-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, .7fr) minmax(0, .7fr); gap: clamp(2rem, 5vw, 3.5rem); }
.footer-logo { width: 220px; height: 55px; object-fit: contain; object-position: left center; }
.site-footer p { color: #94a3b8; max-width: 470px; }
.footer-title { font-family: Manrope, sans-serif; font-weight: 800; margin-bottom: .85rem; }
.footer-links { display: grid; gap: .5rem; color: #cbd5e1; }
.footer-links a:hover { color: #5eead4; }
.footer-bottom { display: flex; justify-content: space-between; gap: 1rem; margin-top: 3rem; padding-top: 1.3rem; border-top: 1px solid rgba(255,255,255,.1); color: #94a3b8; font-size: .85rem; }

.not-found { min-height: 68vh; display: grid; place-items: center; text-align: center; padding: 5rem 1rem; }
.not-found-code { font: 800 clamp(5rem, 18vw, 11rem)/.8 Manrope, sans-serif; color: #dbeafe; }
.not-found h1 { margin-top: 1.5rem; font-size: clamp(2rem, 5vw, 3.5rem); }

/* GK One ecosystem */
::selection { color: #fff; background: var(--blue); }
p { text-wrap: pretty; }

.theme-tech { --division-accent: var(--division-tech); --division-ink: #1d4ed8; }
.theme-ai { --division-accent: var(--division-ai); --division-ink: #0f766e; }
.theme-consulting { --division-accent: var(--division-consulting); --division-ink: #4338ca; }
.theme-labs { --division-accent: var(--division-labs); --division-ink: #6d28d9; }
.theme-business { --division-accent: var(--division-business); --division-ink: #92400e; }
.theme-talk { --division-accent: var(--division-talk); --division-ink: #be123c; }
.theme-host { --division-accent: var(--division-host); --division-ink: #0e7490; }

.brand-lockup { display: inline-flex; align-items: center; gap: .55rem; }
.brand-lockup > img { width: 58px; height: 38px; object-fit: contain; }
.brand-lockup > span { display: grid; gap: .05rem; }
.brand-lockup strong { font: 800 1.35rem/1 Manrope, Inter, sans-serif; letter-spacing: -.035em; }
.brand-lockup small { color: var(--slate); font-size: .58rem; font-weight: 700; letter-spacing: .11em; text-transform: uppercase; white-space: nowrap; }
.site-footer .brand-lockup strong { color: white; }
.site-footer .brand-lockup small { color: #94a3b8; }

.hero-one { min-height: 720px; padding: 5.8rem 0 5.4rem; background: #0b1427; }
.hero-one::before { width: 760px; height: 760px; right: -130px; top: -310px; background: radial-gradient(circle, rgba(37, 99, 235, .34), transparent 67%); }
.hero-one::after { width: 720px; height: 280px; left: 42%; bottom: -190px; background: radial-gradient(ellipse, rgba(20, 184, 166, .24), transparent 70%); }
.hero-ecosystem-layout { grid-template-columns: minmax(0, .92fr) minmax(500px, 1.08fr); gap: 1.5rem; }
.hero-identity { display: grid; gap: .28rem; margin-bottom: 2.1rem; }
.hero-identity-name { font: 800 1.1rem/1 Manrope, Inter, sans-serif; letter-spacing: -.02em; }
.hero-identity-tagline { color: #7dd3fc; font-size: .7rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; }
.hero-one h1 { max-width: 680px; font-size: var(--type-display); line-height: .99; }
.hero-one h1 .hero-emphasis { display: block; color: #5eead4; background: none; -webkit-text-fill-color: currentColor; }
.holding-line { display: flex; align-items: center; gap: .7rem; margin: 2.3rem 0 0; color: #aab8cb; font-size: .9rem; }
.holding-line > span { width: 32px; height: 1px; background: var(--teal); }
.holding-line strong { color: white; }

.ecosystem-stage { position: relative; min-height: 545px; isolation: isolate; }
.ecosystem-stage::before { content: ""; position: absolute; inset: 16% 15%; z-index: -1; background: radial-gradient(circle, rgba(37, 99, 235, .18), transparent 68%); filter: blur(20px); }
.ecosystem-ring { position: absolute; left: 50%; top: 50%; border: 1px solid rgba(96, 165, 250, .32); border-radius: 50%; transform: translate(-50%, -50%); }
.ecosystem-ring::before, .ecosystem-ring::after { content: ""; position: absolute; width: 7px; height: 7px; border-radius: 50%; background: #67e8f9; box-shadow: 0 0 18px #22d3ee; }
.ecosystem-ring-outer { width: 390px; height: 390px; animation: ecosystem-turn 26s linear infinite; }
.ecosystem-ring-outer::before { left: 8%; top: 24%; }
.ecosystem-ring-outer::after { right: 11%; bottom: 20%; }
.ecosystem-ring-inner { width: 265px; height: 265px; border-style: dashed; opacity: .72; animation: ecosystem-turn-reverse 20s linear infinite; }
.ecosystem-ring-inner::before { left: 48%; top: -4px; }
.ecosystem-ring-inner::after { left: 48%; bottom: -4px; }
.ecosystem-core { position: absolute; left: 50%; top: 50%; width: 215px; transform: translate(-50%, -50%); text-align: center; }
.ecosystem-core .hero-monogram-shell { width: 190px; margin-inline: auto; }
.ecosystem-core strong { display: block; margin-top: -.3rem; font: 800 2rem/1 Manrope, Inter, sans-serif; }
.ecosystem-core small { display: block; margin-top: .35rem; color: #94a3b8; font-size: .68rem; letter-spacing: .14em; text-transform: uppercase; }
.ecosystem-node { position: absolute; display: grid; grid-template-columns: 18px auto; column-gap: .55rem; align-items: center; min-width: 150px; color: white; }
.ecosystem-node::after { content: ""; position: absolute; z-index: -1; inset: -.8rem -1rem; border-radius: 12px; background: rgba(15, 23, 42, .72); opacity: 0; transform: scale(.96); transition: opacity .22s ease, transform .22s ease; }
.ecosystem-node:hover::after, .ecosystem-node:focus-visible::after { opacity: 1; transform: scale(1); }
.ecosystem-node strong { font: 700 1rem/1.1 Manrope, Inter, sans-serif; }
.ecosystem-node small { grid-column: 2; margin-top: .25rem; color: #9fb0c8; font-size: .78rem; }
.node-dot { grid-row: 1 / span 2; width: 13px; height: 13px; border: 3px solid var(--division-accent); border-radius: 50%; box-shadow: 0 0 18px color-mix(in srgb, var(--division-accent) 70%, transparent); }
.node-tech { left: 11%; top: 8%; }
.node-ai { right: 2%; top: 14%; }
.node-consulting { left: 0; top: 46%; }
.node-labs { right: -1%; top: 48%; }
.node-business { left: 12%; bottom: 7%; }
.node-talk { right: 1%; bottom: 8%; }
.node-host { left: 50%; bottom: -2%; transform: translateX(-50%); }

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

.section-intro { margin-bottom: clamp(2.25rem, 5vw, 3.5rem); }
.split-intro { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(260px, .7fr); align-items: end; gap: clamp(2rem, 5vw, 4rem); }
.split-intro h2 { max-width: 760px; }
.split-intro p { margin: 0 0 1.15rem; color: var(--ink-muted); font-size: 1.02rem; }

.division-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-6); }
.division-grid-seven { grid-template-columns: repeat(12, minmax(0, 1fr)); }
.division-grid-seven .division-card { grid-column: span 3; }
.division-grid-seven .division-card:nth-child(n + 5) { grid-column: span 4; }
.division-card { position: relative; min-width: 0; min-height: 290px; display: flex; flex-direction: column; align-items: flex-start; padding: var(--space-8); overflow: hidden; border: 1px solid var(--line-soft); border-radius: var(--radius-card); background: var(--surface); box-shadow: 0 12px 34px rgba(15, 23, 42, .055); transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease; }
.division-card::before { content: ""; position: absolute; inset: 0 0 auto; height: 3px; background: var(--division-accent); transform: scaleX(.22); transform-origin: left; transition: transform .25s ease; }
.division-card::after { content: ""; position: absolute; width: 190px; aspect-ratio: 1; right: -78px; top: -92px; border-radius: 50%; background: color-mix(in srgb, var(--division-accent) 9%, transparent); transition: transform .25s ease; }
.division-card > * { position: relative; z-index: 1; }
.division-card:hover, .division-card:focus-within { transform: translateY(-4px); box-shadow: 0 20px 48px rgba(15, 23, 42, .09); border-color: color-mix(in srgb, var(--division-accent) 34%, var(--line-soft)); }
.division-card:hover::before, .division-card:focus-within::before { transform: scaleX(1); }
.division-card:hover::after, .division-card:focus-within::after { transform: translate(-12px, 12px) scale(1.08); }
.division-code { color: var(--division-ink); font-size: .67rem; font-weight: 800; letter-spacing: .16em; }
.division-card h3 { margin-top: 2rem; font-size: 2rem; }
.division-card p { max-width: 39ch; margin: .75rem 0 1.5rem; color: var(--ink-muted); }
.division-card a { margin-top: auto; color: var(--division-ink); font-weight: 800; }
.division-card-label { color: var(--division-ink) !important; font-size: .68rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }

.holding-section { position: relative; overflow: hidden; background: #0b1427; color: white; }
.holding-section::before { content: ""; position: absolute; width: 480px; height: 480px; left: -180px; bottom: -280px; background: radial-gradient(circle, rgba(20, 184, 166, .2), transparent 68%); }
.holding-composition { position: relative; display: grid; grid-template-columns: .62fr 1.38fr; align-items: center; gap: 5rem; }
.holding-mark { display: grid; place-items: center; min-height: 320px; border: 1px solid rgba(148, 163, 184, .22); border-radius: 50%; }
.holding-mark span { font: 800 clamp(4rem, 10vw, 8rem)/.85 Manrope, Inter, sans-serif; letter-spacing: -.07em; }
.holding-mark small { margin-top: -4rem; color: #5eead4; font-weight: 800; letter-spacing: .38em; }
.holding-copy h2 { max-width: 800px; }
.holding-copy p { max-width: 68ch; margin: 1.4rem 0 1.5rem; color: #bac7d9; font-size: 1.08rem; }
.text-link-light { color: #5eead4; }

.labs-showcase { background: #f1f5f9; }
.product-showcase-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem; }
.product-showcase { min-height: 360px; display: flex; flex-direction: column; justify-content: space-between; padding: 2.4rem; border-radius: 16px; color: white; box-shadow: 0 22px 54px rgba(15, 23, 42, .14); }
.product-nodekeeper { background: linear-gradient(145deg, #111d33, #172d4e); }
.product-fonoia { background: linear-gradient(145deg, #0d3940, #116e68); }
.product-origin { color: #bfdbfe; font-size: .72rem; font-weight: 700; letter-spacing: .11em; text-transform: uppercase; }
.product-showcase h3 { margin-top: 1.3rem; font-size: clamp(2.4rem, 5vw, 4.4rem); }
.product-showcase p { max-width: 47ch; color: #d7e1ee; }
.product-showcase a { align-self: flex-start; color: white; font-weight: 800; }

.final-invitation { background: white; }
.final-invitation-inner { display: flex; align-items: center; justify-content: space-between; gap: 3rem; padding-block: 1rem; }
.final-invitation-inner h2 { max-width: 760px; }
.final-invitation-inner p { max-width: 68ch; margin: 1rem 0 0; color: var(--ink-muted); }

.division-hero { position: relative; overflow: hidden; padding: 6.4rem 0 5.6rem; background: #0b1427; color: white; }
.division-hero::before { content: ""; position: absolute; width: 620px; height: 620px; right: -130px; top: -300px; background: radial-gradient(circle, color-mix(in srgb, var(--division-accent) 36%, transparent), transparent 68%); }
.division-hero-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(220px, .5fr); align-items: end; gap: clamp(2.5rem, 6vw, 5rem); }
.division-hero-grid > *, .capability-grid > *, .collaboration-band > * { min-width: 0; }
.division-hero h1 { max-width: 850px; }
.division-hero p { max-width: 68ch; color: #c4d0df; font-size: 1.12rem; }
.division-identity { margin-bottom: 1.5rem; color: color-mix(in srgb, var(--division-accent) 68%, white); font-size: .75rem; font-weight: 800; letter-spacing: .15em; text-transform: uppercase; }
.division-symbol { justify-self: end; display: grid; place-items: center; width: min(32vw, 260px); aspect-ratio: 1; border: 1px solid color-mix(in srgb, var(--division-accent) 44%, transparent); border-radius: 50%; color: white; font: 800 clamp(2.5rem, 6vw, 5.5rem)/1 Manrope, Inter, sans-serif; box-shadow: inset 0 0 70px color-mix(in srgb, var(--division-accent) 14%, transparent); }
.division-hero-mark { justify-self: end; display: grid; place-items: center; width: min(32vw, 260px); aspect-ratio: 1; border: 1px solid color-mix(in srgb, var(--division-accent) 44%, transparent); border-radius: 50%; color: white; font: 800 clamp(2.2rem, 5vw, 4.7rem)/1 Manrope, Inter, sans-serif; letter-spacing: -.04em; box-shadow: inset 0 0 70px color-mix(in srgb, var(--division-accent) 14%, transparent), 0 20px 50px rgba(2, 8, 23, .22); }
.theme-consulting .division-hero-mark { font-size: clamp(1.35rem, 2.8vw, 2.6rem); }
.theme-business .division-hero-mark { font-size: clamp(1.7rem, 3.3vw, 3rem); }
.capability-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-5); border: 0; }
.capability { min-height: 250px; padding: var(--space-8); border: 1px solid var(--line-soft); border-radius: var(--radius-card); background: white; }
.capability h3 { font-size: 1.55rem; }
.capability p { color: var(--ink-muted); }
.capability-mark { display: block; width: 22px; height: 3px; margin-bottom: 2rem; background: var(--division-accent); }
.capability-grid .info-card { min-height: 250px; padding: var(--space-8); border: 1px solid var(--line-soft); border-radius: var(--radius-card); box-shadow: 0 8px 30px rgba(15, 23, 42, .035); }
.capability-grid .info-card::before { content: ""; display: block; width: 22px; height: 3px; margin-bottom: 2rem; background: var(--division-accent); }
.capability-grid .info-card h3 { margin-top: 0; font-size: 1.55rem; }
.collaboration-band { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; padding: clamp(1.75rem, 5vw, 3rem); border-radius: var(--radius-card); background: #0b1427; color: white; box-shadow: var(--shadow-deep); }
.collaboration-band p { color: #bcc8d8; }

/* GK Host */
.host-hero .division-hero-mark { font-size: clamp(1.7rem, 3.5vw, 3.2rem); }
.host-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-8); }
.host-actions .button-ghost-dark { color: white; border-color: rgba(255, 255, 255, .28); }
.host-intro-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-5); }
.host-pathway { min-height: 220px; display: flex; flex-direction: column; align-items: flex-start; padding: var(--space-8); border: 1px solid var(--line-soft); border-radius: var(--radius-card); background: white; box-shadow: 0 10px 34px rgba(15, 23, 42, .045); }
.host-pathway h3 { margin-top: var(--space-6); }
.host-pathway p { color: var(--ink-muted); }
.host-pathway a { margin-top: auto; color: var(--division-ink); font-weight: 800; }
.host-pathway-mark { display: block; width: 30px; height: 3px; background: var(--division-accent); }
.host-plans { background: #eef5f8; }
.host-tabs { display: inline-flex; gap: var(--space-2); margin-bottom: var(--space-8); padding: .35rem; border: 1px solid #cbdbe3; border-radius: 999px; background: white; }
.host-tabs[hidden] { display: none; }
.host-tabs button { min-height: 44px; padding: .65rem 1.05rem; border: 0; border-radius: 999px; color: var(--ink-muted); background: transparent; cursor: pointer; font-weight: 800; }
.host-tabs button[aria-selected="true"] { color: white; background: var(--navy); box-shadow: 0 8px 20px rgba(15, 23, 42, .16); }
.js.host-tabs-ready .host-plans [role="tabpanel"][hidden] { display: none; }
.host-family-heading { max-width: 720px; margin-bottom: var(--space-8); }
.host-family-heading p { color: var(--ink-muted); }
.host-plan-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-5); }
.host-plan-card { position: relative; min-width: 0; display: flex; flex-direction: column; padding: var(--space-8); overflow: hidden; border: 1px solid #d5e1e8; border-radius: var(--radius-card); background: white; box-shadow: 0 12px 34px rgba(15, 23, 42, .055); }
.host-plan-card::before { content: ""; position: absolute; inset: 0 0 auto; height: 3px; background: var(--division-accent); }
.host-plan-card-featured { border-color: color-mix(in srgb, var(--division-accent) 45%, #d5e1e8); box-shadow: 0 18px 45px rgba(8, 145, 178, .12); }
.host-plan-kicker { margin-bottom: var(--space-3); color: var(--division-ink); font-size: .72rem; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
.host-plan-card h3 { font-size: 2rem; }
.host-plan-specs { display: grid; gap: 0; margin: var(--space-5) 0; }
.host-plan-specs div { display: flex; align-items: baseline; justify-content: space-between; gap: var(--space-4); padding: .72rem 0; border-bottom: 1px solid #e5edf2; }
.host-plan-specs dt { color: var(--ink-muted); font-size: .82rem; }
.host-plan-specs dd { margin: 0; text-align: right; font-weight: 800; }
.host-feature-list { display: grid; gap: .55rem; margin: 0 0 var(--space-6); padding: 0; color: var(--ink-muted); list-style: none; }
.host-feature-list li::before { content: "✓"; margin-right: .55rem; color: var(--division-ink); font-weight: 800; }
.host-plan-card a { margin-top: auto; color: var(--division-ink); font-weight: 800; }
.host-comparison-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-5); }
.host-comparison-card { padding: var(--space-8); border: 1px solid var(--line-soft); border-radius: var(--radius-card); background: white; }
.host-comparison-card dl { display: grid; gap: 0; margin: var(--space-6) 0 0; }
.host-comparison-card dl div { display: grid; grid-template-columns: minmax(120px, .7fr) minmax(0, 1.3fr); gap: var(--space-4); padding: .85rem 0; border-bottom: 1px solid #e5edf2; }
.host-comparison-card dt { color: var(--ink-muted); font-size: .82rem; font-weight: 700; }
.host-comparison-card dd { margin: 0; }
.host-feature-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-5); }
.host-feature-card { padding: var(--space-6); border-top: 3px solid var(--division-accent); background: white; }
.host-feature-card p { margin-bottom: 0; color: var(--ink-muted); }
.host-disclosure { margin-top: var(--space-8); padding: var(--space-5); border: 1px solid #bae6fd; border-radius: var(--radius-control); color: #164e63; background: #ecfeff; font-size: .9rem; }

@media (max-width: 1100px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .hero-brand-animation {
    justify-self: start;
    width: min(100%, 470px);
  }

  .hero-ecosystem-layout { grid-template-columns: 1fr; }
  .ecosystem-stage { width: min(100%, 680px); margin-inline: auto; }
}

@media (max-width: 1099px) {
  .division-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .division-grid-seven .division-card { grid-column: auto; }
  .capability-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .host-plan-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
  .section { padding-block: var(--section-tablet); }
  .desktop-nav { display: none; }
  .menu-toggle { display: inline-flex; }
  .hero-grid, .detail-hero-grid, .contact-layout { grid-template-columns: 1fr; }
  .hero-brand-animation { justify-self: start; width: min(100%, 440px); margin-top: 1.2rem; }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .value-grid, .step-grid { grid-template-columns: 1fr; }
  .contact-aside { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .split-intro, .holding-composition, .division-hero-grid, .collaboration-band, .statement { grid-template-columns: 1fr; }
  .division-hero { padding-block: var(--section-tablet); }
  .holding-mark { width: min(100%, 340px); min-height: 340px; }
  .division-symbol, .division-hero-mark { justify-self: start; width: 180px; }
  .capability-grid { grid-template-columns: 1fr; }
  .host-intro-grid, .host-comparison-grid { grid-template-columns: 1fr; }
  .host-feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 700px) {
  .brand-lockup > img { width: 48px; height: 32px; }
  .brand-lockup strong { font-size: 1.15rem; }
  .brand-lockup small { display: none; }
  .hero-one { min-height: auto; padding-top: 4.5rem; }
  .hero-one h1 { font-size: clamp(2.75rem, 14vw, 4.5rem); }
  .ecosystem-stage { min-height: auto; display: grid; grid-template-columns: repeat(2, 1fr); gap: .7rem; margin-top: 1.5rem; }
  .ecosystem-ring { display: none; }
  .ecosystem-core { position: relative; left: auto; top: auto; grid-column: 1 / -1; width: 100%; transform: none; margin-bottom: 1.2rem; }
  .ecosystem-core .hero-monogram-shell { width: 180px; }
  .ecosystem-node { position: relative; inset: auto; min-width: 0; padding: .9rem; border: 1px solid rgba(148, 163, 184, .2); border-radius: 12px; }
  .ecosystem-node::after { display: none; }
  .ecosystem-node small { font-size: .7rem; }
  .split-intro { gap: 1.3rem; }
  .product-showcase-grid { grid-template-columns: 1fr; }
  .product-showcase { min-height: 300px; padding: 1.6rem; }
  .holding-mark { min-height: 290px; }
  .final-invitation-inner { align-items: flex-start; flex-direction: column; }
  .collaboration-band { padding: 1.6rem; }
  .node-host { transform: none; }
}

@media (max-width: 699px) {
  .division-grid { grid-template-columns: 1fr; gap: var(--space-4); }
  .division-card { min-height: 0; padding: var(--space-6); }
  .host-plan-grid, .host-feature-grid { grid-template-columns: 1fr; }
  .host-tabs { width: 100%; }
  .host-tabs button { flex: 1; }
}

@media (max-width: 620px) {
  .container { width: min(calc(100% - 2rem), var(--container)); }
  .nav-shell { min-height: 70px; }
  .brand-link { min-width: 0; }
  .brand-logo { width: 178px; height: 42px; }
  .hero { padding: 5rem 0 4.5rem; }
  .hero-brand-animation { grid-template-columns: 118px 1fr; gap: .8rem; margin-top: 1.8rem; }
  .hero-brand-name { font-size: clamp(2.25rem, 13vw, 3.2rem); }
  .hero-brand-company { font-size: clamp(.52rem, 2.5vw, .72rem); letter-spacing: .15em; }
  .page-hero, .division-hero { padding-block: var(--section-mobile); }
  .detail-hero { padding: 4.2rem 0 3.8rem; }
  .detail-visual { min-height: 0; padding: var(--space-6); }
  .detail-metrics { grid-template-columns: 1fr; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .hero-actions .button { width: 100%; }
  .notice { align-items: flex-start; }
  .section { padding-block: var(--section-mobile); }
  .page-hero h1 { font-size: clamp(2.25rem, 10.5vw, 2.75rem); }
  .detail-hero h1, .division-hero h1 { font-size: clamp(2.5rem, 12vw, 3.3rem); }
  .service-grid, .product-grid, .founder-grid, .field-grid, .footer-grid { grid-template-columns: 1fr; }
  .cta-panel { align-items: flex-start; flex-direction: column; padding: 1.6rem; }
  .product-card, .contact-form { padding: 1.35rem; }
  .site-footer { padding-top: var(--section-mobile); }
  .footer-brand { grid-column: auto; }
  .footer-bottom { flex-direction: column; margin-top: var(--space-8); }
  .host-actions { align-items: stretch; flex-direction: column; }
  .host-actions .button { width: 100%; }
  .host-plan-card, .host-comparison-card { padding: var(--space-6); }
  .host-comparison-card dl div { grid-template-columns: 1fr; gap: .2rem; }
}

@media (max-width: 389px) {
  .division-hero-mark { width: 150px; }
  .capability, .capability-grid .info-card { min-height: 0; padding: var(--space-6); }
  .collaboration-band { padding: var(--space-6); }
}

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