/* =====================================================================
   CelesiumAI — Studio Site v2.2
   Aesthetic: lifted surfaces, brighter cyan, signature card visuals
   ===================================================================== */

/* ---------- Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,300;9..144,400;9..144,500;9..144,600;9..144,700;9..144,800&family=JetBrains+Mono:wght@300;400;500;600&display=swap');
@import url('https://api.fontshare.com/v2/css?f[]=satoshi@300,400,500,600,700,800,900&display=swap');

/* ---------- Design tokens ---------- */
:root {
  --bg:           #0D1224;
  --bg-elevated:  #161D38;
  --bg-card:      #1E2748;
  --bg-card-hi:   #2A345C;
  --bg-line:      #2E3865;

  --ink:          #FFFFFF;
  --ink-soft:     #DCE0EE;
  --ink-mute:     #8E96B5;
  --ink-faint:    #5A6182;

  --accent:       #22F0FF;
  --accent-hot:   #6FF6FF;
  --accent-deep:  #00B8D4;
  --accent-glow:  rgba(34, 240, 255, 0.28);

  --signal-live:  #4DEAA8;
  --signal-dev:   #FFC661;

  --font-display: 'Fraunces', 'Times New Roman', serif;
  --font-body:    'Satoshi', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    'JetBrains Mono', 'SF Mono', Menlo, monospace;

  --step--1: clamp(0.83rem, 0.81rem + 0.10vw, 0.89rem);
  --step-0:  clamp(1.00rem, 0.96rem + 0.20vw, 1.13rem);
  --step-1:  clamp(1.20rem, 1.13rem + 0.35vw, 1.41rem);
  --step-2:  clamp(1.44rem, 1.32rem + 0.60vw, 1.77rem);
  --step-3:  clamp(1.73rem, 1.54rem + 0.95vw, 2.21rem);
  --step-4:  clamp(2.07rem, 1.78rem + 1.45vw, 2.77rem);
  --step-5:  clamp(2.49rem, 2.05rem + 2.20vw, 3.46rem);
  --step-6:  clamp(2.99rem, 2.35rem + 3.20vw, 4.32rem);
  --step-7:  clamp(3.58rem, 2.65rem + 4.65vw, 5.40rem);
  --step-8:  clamp(4.30rem, 2.95rem + 6.75vw, 6.75rem);

  --container: 1320px;
  --gutter:    clamp(1.25rem, 4vw, 2.5rem);
  --rail:      72px;

  --ease-out:  cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in:   cubic-bezier(0.64, 0, 0.78, 0);
  --ease-soft: cubic-bezier(0.4, 0, 0.2, 1);
  --dur-fast:  180ms;
  --dur-base:  320ms;
  --dur-slow:  600ms;
  --dur-page:  900ms;
}

*,*::before,*::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html, body { height: 100%; }
html { scroll-behavior: smooth; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; background: none; border: none; cursor: pointer; color: inherit; }
::selection { background: var(--accent); color: var(--bg); }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.5;
  font-feature-settings: 'ss01', 'cv01';
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  background-image:
    radial-gradient(ellipse 60% 40% at 80% 0%, rgba(34, 240, 255, 0.06), transparent),
    radial-gradient(ellipse 50% 50% at 0% 100%, rgba(34, 240, 255, 0.04), transparent);
  background-attachment: fixed;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.95' stitchTiles='stitch' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

.display {
  font-family: var(--font-display);
  font-weight: 400;
  font-variation-settings: 'opsz' 144, 'SOFT' 30;
  letter-spacing: -0.02em;
  line-height: 0.95;
}
.display em {
  font-style: italic;
  font-variation-settings: 'opsz' 144, 'SOFT' 100;
  color: var(--accent);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}
.eyebrow--mute { color: var(--ink-mute); }

.lede {
  font-size: var(--step-2);
  line-height: 1.35;
  color: var(--ink-soft);
  font-weight: 300;
  letter-spacing: -0.01em;
  max-width: 32ch;
}

.body-lg { font-size: var(--step-1); line-height: 1.5; color: var(--ink-soft); }
.body    { font-size: var(--step-0); line-height: 1.6; color: var(--ink-soft); }
.caption { font-family: var(--font-mono); font-size: var(--step--1); color: var(--ink-mute); letter-spacing: 0.04em; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
  position: relative;
  z-index: 2;
}

.section { padding: clamp(5rem, 12vw, 9rem) 0; position: relative; }
.section--tight { padding: clamp(3rem, 6vw, 5rem) 0; }
.section + .section { border-top: 1px solid var(--bg-line); }

.divider-mono {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  color: var(--ink-soft);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 3rem;
}
.divider-mono::before {
  content: '';
  width: 32px;
  height: 1px;
  background: var(--accent);
}
.divider-mono::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--bg-line);
}

.rail {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--rail);
  z-index: 100;
  display: flex;
  align-items: center;
  padding: 0 var(--gutter);
  background: rgba(13, 18, 36, 0.78);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  border-bottom: 1px solid var(--bg-line);
  transition: transform var(--dur-base) var(--ease-out);
}

.rail__inner {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.0625rem;
  letter-spacing: -0.01em;
}
.brand__mark {
  width: 24px;
  height: 24px;
  position: relative;
}
.brand__mark::before,
.brand__mark::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
}
.brand__mark::before {
  background: var(--accent);
  animation: pulse-ring 3s ease-out infinite;
}
.brand__mark::after {
  background: var(--accent);
  transform: scale(0.5);
}
.brand em {
  font-style: italic;
  font-weight: 400;
  color: var(--accent);
}

@keyframes pulse-ring {
  0%   { transform: scale(0.5); opacity: 0.8; }
  80%  { transform: scale(1.2); opacity: 0; }
  100% { transform: scale(1.2); opacity: 0; }
}

.nav {
  display: flex;
  align-items: center;
  gap: 2.25rem;
}
.nav a {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  position: relative;
  padding: 0.25rem 0;
  transition: color var(--dur-fast) var(--ease-out);
}
.nav a::after {
  content: '';
  position: absolute;
  left: 0; right: 100%;
  bottom: -2px;
  height: 1px;
  background: var(--accent);
  transition: right var(--dur-base) var(--ease-out);
}
.nav a:hover, .nav a.is-active {
  color: var(--ink);
}
.nav a:hover::after, .nav a.is-active::after {
  right: 0;
}

.nav-cta {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: #061018 !important;
  background: var(--accent);
  padding: 0.55rem 1rem;
  border-radius: 3px;
  box-shadow: 0 0 0 1px var(--accent), 0 8px 22px -8px var(--accent-glow);
  transition: transform var(--dur-fast) var(--ease-out),
              background var(--dur-fast) var(--ease-out),
              box-shadow var(--dur-fast) var(--ease-out);
}
.nav-cta:hover {
  background: var(--accent-hot);
  transform: translateY(-1px);
  box-shadow: 0 0 0 1px var(--accent-hot), 0 12px 30px -8px var(--accent-glow);
  color: #061018 !important;
}
.nav-cta::after { display: none !important; }
.nav-cta.is-active { color: #061018 !important; }

/* ---------- Mobile nav: hamburger + full-screen overlay ---------- */
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  background: transparent;
  border: 0;
  padding: 0;
  cursor: pointer;
  color: var(--ink);
  transition: color var(--dur-fast) var(--ease-out);
}
.nav-toggle:hover,
.nav-toggle:focus-visible { color: var(--accent); }
.nav-toggle__bar {
  display: block;
  width: 22px;
  height: 2px;
  background: currentColor;
  transition: transform 200ms ease, opacity 200ms ease;
  transform-origin: center;
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.nav-overlay {
  position: fixed;
  inset: 0;
  z-index: 95;
  background: rgba(13, 18, 36, 0.96);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 240ms var(--ease-out);
}
.nav-overlay[hidden] { display: none; }
.nav-overlay__inner {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  text-align: center;
}
.nav-overlay__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: var(--step-3);
  font-weight: 400;
  letter-spacing: -0.01em;
  color: var(--ink);
  padding: 0.75rem 1.5rem;
  min-height: 44px;
  transition: color 200ms ease;
}
.nav-overlay__link:hover,
.nav-overlay__link:focus-visible { color: var(--accent); }
.nav-overlay__link--cta {
  color: var(--accent);
  border: 1px solid currentColor;
  padding: 0.875rem 2rem;
  margin-top: 1rem;
}
body.nav-open { overflow: hidden; }
body.nav-open .rail { transform: none !important; }

@media (max-width: 720px) {
  .rail { padding: 0 1rem; }
  .rail__inner { gap: 0.75rem; }
  .brand { font-size: 0.95rem; gap: 0.5rem; }
  .brand__mark { width: 18px; height: 18px; }
  .nav { display: none; }
  .nav-toggle { display: inline-flex; }
}

@media (max-width: 420px) {
  .brand { font-size: 0.85rem; }
  .brand em { display: inline; }
}

.nav-cta__full { display: inline; }
.nav-cta__short { display: none; }
@media (max-width: 420px) {
  .nav-cta__full { display: none; }
  .nav-cta__short { display: inline; }
}

/* ---------- Nav: Library accent link ----------
   The Library is the single best way for a buyer to find what their
   team needs, so we give it a small distinguishing dot + accent color
   on hover without making it a second CTA. ---------- */
.nav-lib {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--ink) !important;
}
.nav-lib__dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 3px rgba(34, 240, 255, 0.18);
  flex-shrink: 0;
  animation: pulse-soft 2.4s ease-in-out infinite;
}
@keyframes pulse-soft {
  0%, 100% { opacity: 0.55; transform: scale(1); }
  50%      { opacity: 1;    transform: scale(1.1); }
}
.nav-lib:hover { color: var(--accent) !important; }

.hero {
  padding-top: calc(var(--rail) + clamp(3rem, 8vw, 6rem));
  padding-bottom: clamp(3rem, 8vw, 6rem);
  position: relative;
  overflow: hidden;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
@media (max-width: 920px) {
  .hero__grid { grid-template-columns: 1fr; }
}

.hero__eyebrow {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.75rem;
}
.hero__eyebrow .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--signal-live);
  box-shadow: 0 0 0 0 var(--signal-live);
  animation: dot-pulse 2.4s ease-out infinite;
}
@keyframes dot-pulse {
  0%   { box-shadow: 0 0 0 0 rgba(77,234,168,0.6); }
  70%  { box-shadow: 0 0 0 12px rgba(77,234,168,0); }
  100% { box-shadow: 0 0 0 0 rgba(77,234,168,0); }
}

.hero__headline {
  font-size: var(--step-7);
  margin-bottom: 1.75rem;
}
.hero__sub {
  font-size: var(--step-1);
  color: var(--ink-soft);
  max-width: 36ch;
  line-height: 1.45;
  margin-bottom: 2.5rem;
  font-weight: 300;
}

.hero__actions { display: flex; gap: 1rem; flex-wrap: wrap; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  padding: 0.875rem 1.4rem;
  min-height: 44px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  border-radius: 3px;
  transition: all var(--dur-base) var(--ease-out);
  position: relative;
  overflow: hidden;
}
.btn--primary {
  background: var(--accent);
  color: #061018;
  font-weight: 600;
  box-shadow: 0 8px 24px -10px var(--accent-glow);
}
.btn--primary:hover {
  background: var(--accent-hot);
  transform: translateY(-2px);
  box-shadow: 0 14px 36px -10px var(--accent-glow);
}
.btn--ghost {
  background: rgba(255,255,255,0.02);
  color: var(--ink);
  border: 1px solid var(--bg-line);
}
.btn--ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(34, 240, 255, 0.04);
  transform: translateY(-2px);
}
.btn .arrow {
  transition: transform var(--dur-base) var(--ease-out);
}
.btn:hover .arrow { transform: translateX(3px); }

/* Hero visual: network diagram with ambient backdrop */
.network {
  position: relative;
  aspect-ratio: 1 / 1;
  width: 100%;
  max-width: 540px;
  margin-left: auto;
}
.network::before {
  content: '';
  position: absolute;
  inset: -10%;
  background: radial-gradient(circle at center, rgba(34,240,255,0.10), transparent 60%);
  z-index: -1;
  pointer-events: none;
}
.network svg { width: 100%; height: 100%; overflow: visible; }

.network__edge {
  fill: none;
  stroke: var(--bg-line);
  stroke-width: 1;
  stroke-dasharray: 4 4;
  opacity: 0.7;
  transition: stroke 0.4s var(--ease-out), opacity 0.4s var(--ease-out);
}
.network__edge.is-pulsing {
  stroke: var(--accent);
  opacity: 1;
  animation: edge-pulse 1.6s var(--ease-out);
}
@keyframes edge-pulse {
  0%   { stroke-dashoffset: 32; opacity: 1; }
  100% { stroke-dashoffset: 0; opacity: 0.7; }
}

.network__node {
  cursor: pointer;
  transition: transform 0.4s var(--ease-out);
  transform-origin: center;
  transform-box: fill-box;
}
.network__node-bg {
  fill: var(--bg-card);
  stroke: var(--bg-line);
  stroke-width: 1.5;
  transition: all 0.3s var(--ease-out);
}
.network__node:hover .network__node-bg {
  fill: var(--bg-card-hi);
  stroke: var(--accent);
}
.network__node-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  fill: var(--ink);
  text-anchor: middle;
  letter-spacing: 0.05em;
  pointer-events: none;
  transition: fill 0.3s var(--ease-out);
}
.network__node:hover .network__node-label { fill: var(--accent); }

.network__center { fill: var(--accent); }
.network__center-ring {
  fill: none;
  stroke: var(--accent);
  stroke-width: 1;
  opacity: 0;
  animation: center-ring 3.2s var(--ease-out) infinite;
  transform-origin: center;
  transform-box: fill-box;
}
.network__center-ring:nth-child(2) { animation-delay: 1.6s; }
@keyframes center-ring {
  0%   { transform: scale(1); opacity: 0.8; }
  100% { transform: scale(2.6); opacity: 0; }
}

.network__caption {
  position: absolute;
  bottom: -2rem;
  left: 0; right: 0;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink-mute);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.trust {
  border-top: 1px solid var(--bg-line);
  border-bottom: 1px solid var(--bg-line);
  padding: 2rem 0;
  background: var(--bg-elevated);
}
.trust__inner {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 2.5rem 3rem;
  justify-content: space-between;
}
.trust__label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.trust__items {
  display: flex;
  flex-wrap: wrap;
  gap: 1.75rem 2.5rem;
}
.trust__item {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.0625rem;
  color: var(--ink);
  letter-spacing: -0.005em;
  position: relative;
  padding-left: 1rem;
}
.trust__item::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 4px; height: 4px;
  background: var(--accent);
  border-radius: 50%;
}

.section-head {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: clamp(1.5rem, 4vw, 4rem);
  margin-bottom: clamp(3rem, 6vw, 5rem);
  align-items: end;
}
@media (max-width: 760px) {
  .section-head { grid-template-columns: 1fr; }
}
.section-head__num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 0.12em;
  margin-bottom: 0.5rem;
}
.section-head__title {
  font-family: var(--font-display);
  font-size: var(--step-5);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--ink);
}
.section-head__title em { font-style: italic; color: var(--accent); }
.section-head__lede {
  font-size: var(--step-1);
  color: var(--ink-soft);
  line-height: 1.5;
  font-weight: 300;
  max-width: 48ch;
}

/* ========== Portfolio cards with custom domain visuals ========== */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}
@media (max-width: 760px) {
  .portfolio-grid { grid-template-columns: 1fr; }
}

.pcard {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--bg-line);
  padding: 0;                          /* padding moves to inner content */
  transition: all var(--dur-base) var(--ease-out);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  isolation: isolate;
  box-shadow: 0 2px 8px rgba(0,0,0,0.18);
  min-height: 480px;
}
.pcard::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-base) var(--ease-out);
  z-index: 3;
}
.pcard::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(420px 220px at var(--mx, 50%) var(--my, 0%), var(--accent-glow), transparent 60%);
  opacity: 0;
  transition: opacity var(--dur-base) var(--ease-out);
  pointer-events: none;
  z-index: 0;
}
.pcard:hover {
  background: var(--bg-card-hi);
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: 0 16px 40px -12px rgba(0,0,0,0.4), 0 0 24px -8px var(--accent-glow);
}
.pcard:hover::before { transform: scaleX(1); }
.pcard:hover::after { opacity: 1; }

/* Visual banner at the top of each portfolio card */
.pcard__visual {
  position: relative;
  width: 100%;
  height: 200px;
  background: var(--bg);
  overflow: hidden;
  border-bottom: 1px solid var(--bg-line);
  z-index: 1;
}
.pcard__visual svg,
.pcard__visual img {
  width: 100%;
  height: 100%;
  display: block;
  transition: transform 0.6s var(--ease-out);
}
.pcard:hover .pcard__visual svg,
.pcard:hover .pcard__visual img {
  transform: scale(1.03);
}
.pcard__visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(30,39,72,0.6));
  pointer-events: none;
}

.pcard__body {
  padding: 1.75rem 1.75rem 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
  position: relative;
  z-index: 1;
}

.pcard__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}
.pcard__status {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.pcard__status .pip {
  width: 6px; height: 6px;
  border-radius: 50%;
}
.pcard__status--live .pip { background: var(--signal-live); animation: dot-pulse 2.4s ease-out infinite; }
.pcard__status--live { color: var(--signal-live); }
.pcard__status--dev  .pip { background: var(--signal-dev); }
.pcard__status--dev  { color: var(--signal-dev); }

.pcard__url {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--ink-mute);
  letter-spacing: 0.04em;
}

.pcard__name {
  font-family: var(--font-display);
  font-size: var(--step-3);
  font-weight: 400;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
  line-height: 1;
  color: var(--ink);
}
.pcard__tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.06em;
  margin-bottom: 1.25rem;
  font-weight: 500;
}
.pcard__desc {
  color: var(--ink-soft);
  line-height: 1.55;
  font-size: 0.95rem;
  flex: 1;
}
.pcard__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px dashed var(--bg-line);
}
.pcard__metric {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink-soft);
  letter-spacing: 0.04em;
}
.pcard__metric strong {
  color: var(--ink);
  font-weight: 600;
}
.pcard__arrow {
  width: 32px; height: 32px;
  display: grid;
  place-items: center;
  border: 1px solid var(--bg-line);
  border-radius: 50%;
  transition: all var(--dur-base) var(--ease-out);
  color: var(--ink-soft);
}
.pcard:hover .pcard__arrow {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(34, 240, 255, 0.08);
  transform: translate(2px, -2px);
}

.posture {
  background: var(--bg-elevated);
  border-top: 1px solid var(--bg-line);
  border-bottom: 1px solid var(--bg-line);
  padding: clamp(4rem, 9vw, 7rem) 0;
  position: relative;
  overflow: hidden;
}
.posture::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 100% 50%, rgba(34, 240, 255, 0.06), transparent);
  pointer-events: none;
}
.posture__quote {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: var(--step-5);
  line-height: 1.15;
  letter-spacing: -0.02em;
  max-width: 22ch;
  font-style: italic;
  color: var(--ink);
}
.posture__quote em {
  font-style: italic;
  color: var(--accent);
  font-weight: 400;
}
.posture__attribution {
  margin-top: 2rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink-mute);
  letter-spacing: 0.08em;
}

.approach-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--bg-line);
}
.astep {
  display: grid;
  grid-template-columns: 80px 1fr 1.4fr;
  gap: clamp(1rem, 4vw, 3rem);
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--bg-line);
  align-items: start;
  position: relative;
  transition: padding-left var(--dur-base) var(--ease-out);
}
.astep::before {
  content: '';
  position: absolute;
  top: 0; left: -2rem;
  width: 0; height: 100%;
  background: linear-gradient(90deg, var(--accent-glow), transparent);
  transition: width var(--dur-base) var(--ease-out);
  pointer-events: none;
}
.astep:hover { padding-left: 1rem; }
.astep:hover::before { width: calc(100% + 2rem); }
@media (max-width: 760px) {
  .astep { grid-template-columns: 1fr; gap: 0.5rem; }
}
.astep__num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 0.12em;
  padding-top: 0.5rem;
  font-weight: 500;
}
.astep__title {
  font-family: var(--font-display);
  font-size: var(--step-3);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--ink);
}
.astep__title em { font-style: italic; color: var(--accent); }
.astep__body {
  color: var(--ink-soft);
  line-height: 1.55;
  font-size: var(--step-0);
  max-width: 50ch;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--bg-line);
  border: 1px solid var(--bg-line);
}
@media (max-width: 920px) { .team-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .team-grid { grid-template-columns: 1fr; } }

.team-grid--duo {
  grid-template-columns: repeat(2, 1fr);
  max-width: calc((var(--container) - 4rem) * 2 / 3);
  margin-left: auto;
  margin-right: auto;
}
@media (max-width: 920px) { .team-grid--duo { grid-template-columns: repeat(2, 1fr); max-width: none; } }
@media (max-width: 720px) { .team-grid--duo { grid-template-columns: 1fr; } }

.person {
  background: var(--bg-card);
  padding: 2.25rem 1.75rem;
  position: relative;
  transition: background var(--dur-base) var(--ease-out);
}
.person:hover { background: var(--bg-card-hi); }
.person--featured {
  background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-card-hi) 100%);
  position: relative;
}
.person--featured::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
}
.person__role {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  font-weight: 500;
}
.person__name {
  font-family: var(--font-display);
  font-size: var(--step-2);
  font-weight: 400;
  letter-spacing: -0.015em;
  margin-bottom: 0.4rem;
  line-height: 1.05;
  color: var(--ink);
}
.person__credential {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink-mute);
  margin-bottom: 1.25rem;
  letter-spacing: 0.02em;
}
.person__bio {
  color: var(--ink-soft);
  font-size: 0.92rem;
  line-height: 1.55;
}
.person__link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  min-height: 44px;
  padding: 0.5rem 0.75rem;
  margin-left: -0.75rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  color: var(--accent);
  white-space: nowrap;
  border-radius: 4px;
  transition: color 200ms var(--ease-out), background 200ms var(--ease-out);
}
.person__link:hover,
.person__link:focus-visible {
  color: var(--ink);
  background: rgba(34, 240, 255, 0.08);
}

.marquee {
  overflow: hidden;
  border-top: 1px solid var(--bg-line);
  border-bottom: 1px solid var(--bg-line);
  padding: 2.5rem 0;
  position: relative;
  background: var(--bg-elevated);
}
.marquee__track {
  display: flex;
  gap: 4rem;
  width: max-content;
  animation: marquee 40s linear infinite;
}
.marquee__item {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-family: var(--font-display);
  font-size: var(--step-3);
  font-weight: 400;
  letter-spacing: -0.015em;
  color: var(--ink);
  white-space: nowrap;
}
.marquee__item em { font-style: italic; color: var(--accent); }
.marquee__sep {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}
@keyframes marquee {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.footer {
  background: var(--bg);
  border-top: 1px solid var(--bg-line);
  padding: clamp(3.5rem, 7vw, 5.5rem) 0 2.5rem;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  margin-bottom: 4rem;
}
@media (max-width: 760px) {
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 2.5rem; }
}
.footer__brand .display {
  font-size: var(--step-3);
  font-weight: 400;
  margin-bottom: 1rem;
  line-height: 1;
  color: var(--ink);
}
.footer__brand .body { font-size: 0.92rem; max-width: 32ch; }

.footer__col-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
  font-weight: 500;
}
.footer__col ul { list-style: none; display: flex; flex-direction: column; gap: 0.65rem; }
.footer__col a {
  font-size: 0.92rem;
  color: var(--ink-soft);
  transition: color var(--dur-fast) var(--ease-out);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.footer__col a:hover { color: var(--accent); }
.footer__col a .pip { width: 5px; height: 5px; border-radius: 50%; }

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  padding-top: 2rem;
  border-top: 1px solid var(--bg-line);
}
.footer__legal {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-mute);
  letter-spacing: 0.04em;
}
.footer__back {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-mute);
  letter-spacing: 0.04em;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: color var(--dur-fast) var(--ease-out);
}
.footer__back:hover { color: var(--accent); }

/* Reveal animations — only apply hide state when JS is confirmed running */
.reveal { opacity: 1; transform: none; }
html.js .reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 700ms var(--ease-out), transform 700ms var(--ease-out);
  transition-delay: var(--reveal-delay, 0ms);
}
html.js .reveal.is-in { opacity: 1; transform: translateY(0); }

.pt-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 9999;
  pointer-events: none;
  opacity: 0;
  transition: opacity 320ms var(--ease-out);
}
.pt-overlay.is-active { opacity: 1; pointer-events: auto; }

.subhero {
  padding: calc(var(--rail) + 5rem) 0 clamp(3rem, 6vw, 5rem);
  border-bottom: 1px solid var(--bg-line);
  position: relative;
  overflow: hidden;
  background: var(--bg-elevated);
}
.subhero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: end;
}
@media (max-width: 760px) { .subhero__inner { grid-template-columns: 1fr; } }
.subhero__title {
  font-family: var(--font-display);
  font-size: var(--step-7);
  font-weight: 400;
  letter-spacing: -0.025em;
  line-height: 0.95;
  color: var(--ink);
}
.subhero__title em { font-style: italic; color: var(--accent); }

.subhero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--bg-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--bg-line) 1px, transparent 1px);
  background-size: 80px 80px;
  background-position: -1px -1px;
  opacity: 0.35;
  mask-image: radial-gradient(ellipse 80% 60% at 70% 40%, black 30%, transparent 80%);
  pointer-events: none;
}

.boo {
  position: relative;
  aspect-ratio: 1.6 / 1;
  width: 100%;
  max-width: 600px;
}
.boo svg { width: 100%; height: 100%; overflow: visible; }
.boo__node-bg { fill: var(--bg-card); stroke: var(--bg-line); stroke-width: 1.5; }
.boo__node-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  fill: var(--ink);
  text-anchor: middle;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.boo__edge {
  fill: none;
  stroke: var(--bg-line);
  stroke-width: 1;
}
.boo__pulse {
  fill: var(--accent);
  filter: drop-shadow(0 0 6px var(--accent));
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(2rem, 5vw, 4rem);
}
@media (max-width: 760px) {
  .contact-grid {
    grid-template-columns: 1fr;
    display: flex;
    flex-direction: column;
  }
  .contact-form { order: -1; }
  .contact-meta { order: 1; }
}

.field {
  display: flex;
  flex-direction: column;
  margin-bottom: 1.5rem;
}
.field label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink-soft);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.field input,
.field textarea,
.field select {
  background: rgba(255,255,255,0.03);
  border: none;
  border-bottom: 1px solid var(--bg-line);
  padding: 0.7rem 0.6rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--ink);
  transition: border-color var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
}
.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: none;
  border-bottom-color: var(--accent);
  background: rgba(34, 240, 255, 0.04);
}
.field textarea { resize: vertical; min-height: 120px; }

.contact-meta {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.contact-meta__block {
  padding: 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--bg-line);
}
.contact-meta__label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
  font-weight: 500;
}
.contact-meta__value {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  color: var(--ink);
  line-height: 1.45;
}
.contact-meta__value a { color: var(--ink); }
.contact-meta__value a:hover { color: var(--accent); }

@media (max-width: 560px) {
  :root { --rail: 56px; }
}

@media (max-width: 480px) {
  .footer__grid { grid-template-columns: 1fr; gap: 2rem; }
}

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

/* =====================================================================
   Role Finder — homepage "Find tools for your role" tile grid.
   Buyer-facing function tiles. Each tile lands in the library filtered
   by role at /library/f/{slug}. Dark brand: dimmed cards on hover lift
   to an accent border + soft cyan glow, matching the rest of the site.
   ===================================================================== */
.role-finder {
  padding: clamp(3.5rem, 7vw, 5.5rem) 0;
  background: var(--bg);
  border-top: 1px solid var(--bg-line);
  border-bottom: 1px solid var(--bg-line);
}
.role-finder__head {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: end;
  margin-bottom: clamp(1.75rem, 3vw, 2.5rem);
}
@media (max-width: 820px) {
  .role-finder__head { grid-template-columns: 1fr; align-items: start; gap: 1rem; }
}
.role-finder__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.65rem;
}
@media (max-width: 1100px) { .role-finder__grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 760px)  { .role-finder__grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 420px)  { .role-finder__grid { grid-template-columns: 1fr; } }

.role-tile {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  padding: 1.1rem 1.15rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--bg-line);
  border-radius: 8px;
  color: var(--ink);
  transition: border-color 200ms var(--ease-out),
              background 200ms var(--ease-out),
              transform 200ms var(--ease-out),
              box-shadow 200ms var(--ease-out);
}
.role-tile:hover {
  border-color: var(--accent);
  background: var(--bg-card-hi);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px -16px var(--accent-glow);
}
.role-tile__name {
  font-family: var(--font-display);
  font-weight: 500;
  font-variation-settings: 'opsz' 144, 'SOFT' 30;
  font-size: 1.06rem;
  letter-spacing: -0.015em;
  color: var(--ink);
  line-height: 1.18;
}
.role-tile__short {
  font-size: 0.82rem;
  line-height: 1.4;
  color: var(--ink-mute);
  min-height: 2.4em;
}
.role-tile__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.25rem;
}
.role-tile__count {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--accent);
  background: rgba(34, 240, 255, 0.08);
  border: 1px solid rgba(34, 240, 255, 0.28);
  padding: 0.12rem 0.6rem;
  border-radius: 999px;
}
.role-tile__arrow {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--ink-faint);
  transition: color 200ms var(--ease-out), transform 200ms var(--ease-out);
}
.role-tile:hover .role-tile__arrow {
  color: var(--accent);
  transform: translateX(3px);
}

.role-finder__cta {
  margin-top: clamp(1.75rem, 3vw, 2.5rem);
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
  flex-wrap: wrap;
}