/* =====================================================================
   Morichal Labs · AI-powered software development
   Layout: a hairline six-column grid runs behind every section, mono
   telemetry labels sit at the edges, content locks to one container.
   Default theme: Morichal Blue + Amber with the color isotype.
   Alternatives: Blue & White, and White.
   ===================================================================== */

:root {
  --c-morichal: #01082B;
  --c-steel: #2974AA;
  --c-amber: #E08504;
  --c-cloud: #F9F9F9;

  /* Default theme: Morichal Blue + Amber (the brand web palette) */
  --bg: #01082B;
  --bg-raise: #060F3B;
  --surface: rgba(12, 26, 80, .46);
  --surface-solid: #0A1547;
  --line: rgba(150, 180, 230, .11);
  --line-strong: rgba(170, 198, 240, .24);
  --fg: #F3F4F8;
  --fg-muted: #A9B3D0;
  --fg-dim: #7380A6;
  --accent: #E08504;
  --accent-ink: #01082B;
  --btn-bg: #E08504;
  --btn-ink: #01082B;
  --btn-hover: #F2961A;
  --btn-glow: rgba(224, 133, 4, .5);
  --signal: #4FB7D8;
  --ok: #3DD68C;
  --danger: #FF7A6B;
  --glow-1: rgba(41, 116, 170, .55);
  --glow-2: rgba(224, 133, 4, .2);
  --core: #E08504;
  --core-glow: #E08504;
  --pulse: #F5B041;
  --art-line: rgba(205, 220, 245, .55);
  --art-faint: rgba(205, 220, 245, .16);
  --inv-bg: #F7F8FB;
  --inv-fg: #01082B;
  --inv-muted: #4E5878;
  --inv-line: rgba(1, 8, 43, .1);
  --inv-line-strong: rgba(1, 8, 43, .2);
  --inv-art: rgba(1, 8, 43, .28);
  --inv-card: #FFFFFF;
  --inv-signal: #17739A;
  --inv-accent: #E08504;
  --inv-accent-text: #A85E00;
  --module-bg: #020B36;
  --module-fg: #F3F4F8;
  /* Official color isotype: amber core, Steel Blue rays, white tips */
  --iso-core: #E08504;
  --iso-core-2: #EF9F18;
  --iso-warm: #F2D63C;
  --iso-mid: #2974AA;
  --iso-light: #B9D3EC;
  --iso-tip: #F3F3F3;
  --shadow: 0 40px 90px -40px rgba(0, 0, 0, .75);
  --noise: .05;

  --font-sans: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "Roboto Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --ease-out: cubic-bezier(.16, 1, .3, 1);
  --ease-io: cubic-bezier(.76, 0, .24, 1);
  --header-h: 76px;
  --radius: 16px;
  --gutter: clamp(16px, 4vw, 48px);
  color-scheme: dark;
}

/* Alternative theme: Blue & White (white isotype on Morichal Blue) */
html:root[data-mode="bluewhite"] {
  --bg: #01082B;
  --bg-raise: #060F3B;
  --surface: rgba(12, 26, 80, .46);
  --surface-solid: #0A1547;
  --line: rgba(150, 180, 230, .11);
  --line-strong: rgba(170, 198, 240, .24);
  --fg: #F3F4F8;
  --fg-muted: #A9B3D0;
  --fg-dim: #7380A6;
  --accent: #6AAEE8;
  --accent-ink: #01082B;
  --btn-bg: #F9F9F9;
  --btn-ink: #01082B;
  --btn-hover: #FFFFFF;
  --btn-glow: rgba(106, 174, 232, .45);
  --signal: #4FB7D8;
  --ok: #3DD68C;
  --danger: #FF7A6B;
  --glow-1: rgba(41, 116, 170, .55);
  --glow-2: rgba(150, 200, 245, .16);
  --core: #F3F4F8;
  --core-glow: #6AAEE8;
  --pulse: #9CCBF4;
  --art-line: rgba(205, 220, 245, .55);
  --art-faint: rgba(205, 220, 245, .16);
  --inv-bg: #F7F8FB;
  --inv-fg: #01082B;
  --inv-muted: #4E5878;
  --inv-line: rgba(1, 8, 43, .1);
  --inv-line-strong: rgba(1, 8, 43, .2);
  --inv-art: rgba(1, 8, 43, .28);
  --inv-card: #FFFFFF;
  --inv-signal: #17739A;
  --inv-accent: #2974AA;
  --inv-accent-text: #2974AA;
  --module-bg: #020B36;
  --iso-core: #F3F4F8;
  --iso-core-2: #F3F4F8;
  --iso-warm: #F3F4F8;
  --iso-mid: #F3F4F8;
  --iso-light: #F3F4F8;
  --iso-tip: #F3F4F8;
  --shadow: 0 40px 90px -40px rgba(0, 0, 0, .75);
  --noise: .05;
  color-scheme: dark;
}

/* Alternative theme: White (Morichal Blue isotype on white) */
html:root[data-mode="light"] {
  --bg: #F9F9F9;
  --bg-raise: #FFFFFF;
  --surface: rgba(255, 255, 255, .68);
  --surface-solid: #FFFFFF;
  --line: rgba(1, 8, 43, .08);
  --line-strong: rgba(1, 8, 43, .18);
  --fg: #01082B;
  --fg-muted: #46516F;
  --fg-dim: #6B7594;
  --accent: #2974AA;
  --accent-ink: #FFFFFF;
  --btn-bg: #01082B;
  --btn-ink: #F9F9F9;
  --btn-hover: #0B1A5E;
  --btn-glow: rgba(1, 8, 43, .3);
  --signal: #17739A;
  --ok: #129C5E;
  --danger: #C2412F;
  --glow-1: rgba(41, 116, 170, .26);
  --glow-2: rgba(41, 116, 170, .12);
  --core: #01082B;
  --core-glow: #2974AA;
  --pulse: #9CCBF4;
  --art-line: rgba(1, 8, 43, .5);
  --art-faint: rgba(1, 8, 43, .13);
  --inv-bg: #01082B;
  --inv-fg: #F3F4F8;
  --inv-muted: #A9B3D0;
  --inv-line: rgba(150, 180, 230, .14);
  --inv-line-strong: rgba(170, 198, 240, .26);
  --inv-art: rgba(205, 220, 245, .34);
  --inv-card: #071242;
  --inv-signal: #4FB7D8;
  --inv-accent: #6AAEE8;
  --inv-accent-text: #6AAEE8;
  --module-bg: #01082B;
  --iso-core: #01082B;
  --iso-core-2: #01082B;
  --iso-warm: #01082B;
  --iso-mid: #01082B;
  --iso-light: #01082B;
  --iso-tip: #01082B;
  --shadow: 0 40px 90px -40px rgba(1, 8, 43, .3);
  --noise: .03;
  color-scheme: light;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  overflow-x: clip;
}

body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
  transition: background-color .6s var(--ease-out), color .6s var(--ease-out);
}

body.no-scroll { overflow: hidden; }

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
p { margin: 0; }
h1, h2, h3, h4 { margin: 0; font-weight: 500; text-wrap: balance; }
ul, ol { margin: 0; padding: 0; }

::selection { background: var(--accent); color: var(--accent-ink); }

:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
  border-radius: 6px;
}

.container {
  width: 100%;
  max-width: 1320px;
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.skip-link {
  position: fixed;
  left: 16px;
  top: calc(12px + env(safe-area-inset-top, 0px));
  z-index: 300;
  padding: .7rem 1rem;
  border-radius: 8px;
  background: var(--btn-bg);
  color: var(--btn-ink);
  font-weight: 600;
  transform: translateY(-160%);
  transition: transform .3s var(--ease-out);
}
.skip-link:focus { transform: none; }

.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }

/* Type utilities */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .7em;
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent);
}
.eyebrow .sq {
  width: .62em; height: .62em;
  background: currentColor;
  border-radius: 1px;
  flex: none;
}

.label {
  font-family: var(--font-mono);
  font-size: .68rem;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--signal);
}

.mono {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--fg-muted);
  font-variant-numeric: tabular-nums;
}

.thin { font-weight: 200; }

.h2 {
  font-size: clamp(2.4rem, 5.6vw, 5rem);
  line-height: .98;
  letter-spacing: -.042em;
  font-weight: 500;
}

.h3 {
  font-size: clamp(1.6rem, 2.8vw, 2.5rem);
  line-height: 1.05;
  letter-spacing: -.035em;
  font-weight: 500;
}

.lead {
  font-size: clamp(1.08rem, 1.35vw, 1.28rem);
  line-height: 1.55;
  color: var(--fg-muted);
  max-width: 60ch;
}

/* ---------------------------------------------------------------------
   Atmosphere: hairline grid, film grain, progress, cursor
   --------------------------------------------------------------------- */
.gridlines {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}
.gridlines .container {
  height: 100%;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
}
.gridlines span { border-left: 1px solid var(--line); }
.gridlines span:last-child { border-right: 1px solid var(--line); }
@media (max-width: 720px) {
  .gridlines .container { grid-template-columns: repeat(3, 1fr); }
  .gridlines span:nth-child(n+4) { display: none; }
  .gridlines span:nth-child(3) { border-right: 1px solid var(--line); }
}

.grain {
  position: fixed;
  inset: -50%;
  z-index: 90;
  pointer-events: none;
  opacity: var(--noise);
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 .55 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

.progress {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 2px;
  z-index: 120;
  pointer-events: none;
}
.progress span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--c-steel), var(--accent) 60%, var(--fg));
  transform-origin: left;
  transform: scaleX(0);
}

.cursor {
  position: fixed;
  left: 0; top: 0;
  z-index: 150;
  width: 34px; height: 34px;
  margin: -17px 0 0 -17px;
  border-radius: 50%;
  border: 1px solid var(--fg);
  pointer-events: none;
  opacity: 0;
  display: grid;
  place-items: center;
  transition: width .35s var(--ease-out), height .35s var(--ease-out), margin .35s var(--ease-out), background-color .35s, border-color .35s, opacity .3s;
}
.cursor.is-visible { opacity: .9; }
.cursor.is-hover { width: 60px; height: 60px; margin: -30px 0 0 -30px; background: color-mix(in srgb, var(--accent) 16%, transparent); border-color: var(--accent); }
.cursor.has-label { width: 86px; height: 86px; margin: -43px 0 0 -43px; background: var(--fg); border-color: var(--fg); }
.cursor__label {
  font-family: var(--font-mono);
  font-size: .62rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--bg);
  opacity: 0;
  transition: opacity .2s;
}
.cursor.has-label .cursor__label { opacity: 1; }

/* ---------------------------------------------------------------------
   Preloader
   --------------------------------------------------------------------- */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 250;
  display: grid;
  place-items: center;
  background: var(--bg);
  color: var(--fg);
  transition: transform 1.1s var(--ease-io), visibility 0s linear 1.1s;
  animation: preloader-safety 0s linear 4.6s forwards;
}
html.is-loaded .preloader { transform: translateY(-100%); visibility: hidden; }
html:not(.js) .preloader { display: none; }
@keyframes preloader-safety { to { transform: translateY(-100%); visibility: hidden; } }

.preloader__inner { display: grid; justify-items: center; gap: 1.6rem; }
.preloader__mark { display: flex; align-items: center; gap: 1.1rem; }
.preloader__iso { width: 76px; height: 76px; overflow: visible; }
.preloader__iso line {
  stroke: url(#isoRays);
  stroke-width: 4.6;
  stroke-linecap: round;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  animation: ray-draw .9s var(--ease-out) forwards;
  animation-delay: calc(var(--i) * 18ms + .1s);
}
.preloader__iso circle {
  transform: scale(0);
  animation: core-pop .8s var(--ease-out) .45s forwards;
}
.preloader__word {
  font-size: 2.1rem;
  font-weight: 600;
  letter-spacing: -.035em;
  overflow: hidden;
  line-height: 1.15;
}
.preloader__word > span {
  display: inline-block;
  transform: translateY(105%);
  animation: rise .9s var(--ease-out) .55s forwards;
}
.preloader__word .thin { font-weight: 300; font-size: .52em; margin-left: .28em; }
.preloader__meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  width: min(280px, 70vw);
}
.preloader__bar { flex: 1; height: 1px; background: var(--line-strong); position: relative; overflow: hidden; }
.preloader__bar::after {
  content: "";
  position: absolute; inset: 0;
  background: var(--fg);
  transform-origin: left;
  transform: scaleX(0);
  animation: bar-fill 1.5s var(--ease-io) .1s forwards;
}

@keyframes ray-draw { to { stroke-dashoffset: 0; } }
@keyframes core-pop { to { transform: scale(1); } }
@keyframes rise { to { transform: none; } }
@keyframes bar-fill { to { transform: scaleX(1); } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--ok) 60%, transparent); }
  50% { box-shadow: 0 0 0 6px color-mix(in srgb, var(--ok) 0%, transparent); }
}
@keyframes pulse-run { from { stroke-dashoffset: 1; } to { stroke-dashoffset: 0; } }

/* ---------------------------------------------------------------------
   Header
   --------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding-top: env(safe-area-inset-top, 0px);
  border-bottom: 1px solid transparent;
  transition: transform .55s var(--ease-out), background-color .4s, border-color .4s, backdrop-filter .4s;
}
.site-header.is-scrolled {
  background: color-mix(in srgb, var(--bg) 66%, transparent);
  -webkit-backdrop-filter: blur(18px) saturate(150%);
  backdrop-filter: blur(18px) saturate(150%);
  border-bottom-color: var(--line);
}
.site-header.is-hidden { transform: translateY(-105%); }

.nav {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand { display: inline-flex; align-items: center; flex: none; color: var(--fg); }

/* Official lockup: white isotype + wordmark (Morichal Blue on the White theme) */
.lockup {
  display: inline-flex;
  align-items: center;
  gap: .36em;
  line-height: 1;
  color: var(--fg);
}
.lockup__iso { width: 1.55em; height: 1.55em; flex: none; overflow: visible; }
.lockup__word {
  font-weight: 600;
  letter-spacing: -.035em;
  white-space: nowrap;
}
.lockup__word .thin {
  font-weight: 300;
  font-size: .52em;
  letter-spacing: -.01em;
  margin-left: .28em;
}
.brand .lockup { font-size: 1.32rem; }
.brand .lockup__iso { transition: transform 1.2s var(--ease-out); }
.brand:hover .lockup__iso { transform: rotate(90deg); }

.nav__links { display: flex; gap: .15rem; list-style: none; }
.nav__links a {
  position: relative;
  display: block;
  padding: .55rem .85rem;
  font-size: .93rem;
  color: var(--fg-muted);
  transition: color .3s;
}
.nav__links a::after {
  content: "";
  position: absolute;
  left: .85rem; right: .85rem; bottom: .25rem;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .5s var(--ease-out);
}
.nav__links a:hover, .nav__links a.is-active { color: var(--fg); }
.nav__links a:hover::after, .nav__links a.is-active::after { transform: scaleX(1); transform-origin: left; }

.nav__right { display: flex; align-items: center; gap: .9rem; }

.theme-switch {
  display: flex;
  align-items: center;
  gap: .4rem;
  padding: .32rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
}
.theme-switch button {
  width: 22px; height: 22px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  transition: transform .3s var(--ease-out), box-shadow .3s;
}
.theme-switch button:hover { transform: scale(1.15); }
.theme-switch button[data-set="morichal"] { background: radial-gradient(circle, var(--c-amber) 0 26%, var(--c-morichal) 29%); }
.theme-switch button[data-set="bluewhite"] { background: radial-gradient(circle, var(--c-cloud) 0 26%, var(--c-morichal) 29%); }
.theme-switch button[data-set="light"] { background: radial-gradient(circle, var(--c-morichal) 0 26%, var(--c-cloud) 29%); }
.theme-switch button[aria-pressed="true"] { box-shadow: 0 0 0 2px var(--bg), 0 0 0 3.5px var(--accent); }

.menu-btn {
  display: none;
  width: 46px; height: 46px;
  border-radius: 12px;
  border: 1px solid var(--line-strong);
  position: relative;
}
.menu-btn span {
  position: absolute;
  left: 13px; right: 13px;
  height: 1.5px;
  background: var(--fg);
  transition: transform .45s var(--ease-out), top .45s var(--ease-out);
}
.menu-btn span:nth-child(1) { top: 18px; }
.menu-btn span:nth-child(2) { top: 26px; }
.menu-btn[aria-expanded="true"] span:nth-child(1) { top: 22px; transform: rotate(45deg); }
.menu-btn[aria-expanded="true"] span:nth-child(2) { top: 22px; transform: rotate(-45deg); }

/* Buttons */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .6rem;
  height: 54px;
  padding: 0 1.55rem;
  border-radius: 10px;
  font-weight: 500;
  font-size: 1rem;
  letter-spacing: -.01em;
  white-space: nowrap;
  overflow: hidden;
  isolation: isolate;
  transition: background-color .3s, box-shadow .4s, color .3s, border-color .3s;
}
.btn--primary {
  background: var(--btn-bg);
  color: var(--btn-ink);
  box-shadow: 0 14px 34px -14px var(--btn-glow);
}
.btn--primary::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(110deg, transparent 25%, color-mix(in srgb, var(--accent) 35%, transparent) 50%, transparent 75%);
  transform: translateX(-120%);
  transition: transform .9s var(--ease-out);
}
.btn--primary:hover { background: var(--btn-hover); box-shadow: 0 18px 44px -12px var(--btn-glow); }
.btn--primary:hover::before { transform: translateX(120%); }
.btn--ghost { border: 1px solid var(--line-strong); color: var(--fg); }
.btn--ghost:hover { border-color: var(--fg); }
.btn--sm { height: 42px; padding: 0 1.1rem; font-size: .9rem; border-radius: 8px; }
.btn .arrow { transition: transform .4s var(--ease-out); }
.btn:hover .arrow { transform: translateX(4px); }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-weight: 500;
  padding-block: .4rem;
  background: linear-gradient(currentColor, currentColor) left bottom / 0 1px no-repeat;
  transition: background-size .5s var(--ease-out);
}
.link-arrow:hover { background-size: 100% 1px; }
.link-arrow span { transition: transform .4s var(--ease-out); }
.link-arrow:hover span { transform: translateX(5px); }

[data-magnetic] { transition: transform .5s var(--ease-out); will-change: transform; }

.glass {
  background: var(--surface);
  border: 1px solid var(--line-strong);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  backdrop-filter: blur(18px) saturate(140%);
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  height: 30px;
  padding: 0 .85rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--accent) 70%, transparent);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: .64rem;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.pill__dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

/* ---------------------------------------------------------------------
   Mobile menu
   --------------------------------------------------------------------- */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 95;
  padding: calc(var(--header-h) + env(safe-area-inset-top, 0px) + 1.5rem) var(--gutter) calc(2rem + env(safe-area-inset-bottom, 0px));
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 2rem;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  -webkit-backdrop-filter: blur(24px);
  backdrop-filter: blur(24px);
  overflow-y: auto;
  overscroll-behavior: contain;
  clip-path: circle(0 at calc(100% - 40px) 38px);
  visibility: hidden;
  transition: clip-path .8s var(--ease-io), visibility 0s linear .8s;
}
.mobile-menu.is-open {
  clip-path: circle(150% at calc(100% - 40px) 38px);
  visibility: visible;
  transition: clip-path .8s var(--ease-io), visibility 0s;
}
.mobile-menu ol { list-style: none; display: grid; gap: .4rem; }
.mobile-menu ol a {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  font-size: clamp(2.2rem, 10vw, 3.4rem);
  font-weight: 500;
  letter-spacing: -.04em;
  line-height: 1.1;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .5s, transform .7s var(--ease-out);
}
.mobile-menu ol a span { font-family: var(--font-mono); font-size: .75rem; letter-spacing: .1em; color: var(--accent); }
.mobile-menu.is-open ol a { opacity: 1; transform: none; transition-delay: calc(.25s + var(--i) * .06s); }
.mobile-menu__foot { display: grid; gap: 1.2rem; }
.mobile-menu__row { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }

/* ---------------------------------------------------------------------
   Layout primitives
   --------------------------------------------------------------------- */
main { position: relative; z-index: 1; }

.section {
  position: relative;
  padding-block: clamp(5rem, 11vw, 10rem);
}
.section > .container { position: relative; }

.sec-head {
  position: relative;
  display: grid;
  gap: 1.4rem;
  max-width: 860px;
  margin-bottom: clamp(2.5rem, 5vw, 4.5rem);
}
.sec-num {
  position: absolute;
  right: var(--gutter);
  top: -.2em;
  z-index: -1;
  font-size: clamp(7rem, 20vw, 19rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.07em;
  color: transparent;
  -webkit-text-stroke: 1px var(--line-strong);
  pointer-events: none;
  user-select: none;
}

/* ---------------------------------------------------------------------
   01 · Hero
   --------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: clamp(700px, 100svh, 1000px);
  display: flex;
  flex-direction: column;
  padding-top: calc(var(--header-h) + env(safe-area-inset-top, 0px) + clamp(1.5rem, 5vh, 3.5rem));
  padding-bottom: clamp(1.5rem, 3vh, 2.5rem);
  overflow: hidden;
  isolation: isolate;
}

.hero__glow-wrap { position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.hero__glow {
  position: absolute;
  right: -18%;
  top: -22%;
  width: min(1200px, 130vw);
  aspect-ratio: 1;
  max-width: none;
  background: radial-gradient(closest-side, var(--glow-1), transparent 72%);
  filter: blur(30px);
  transform: translate3d(calc(var(--hx, 0) * -40px), calc(var(--hy, 0) * -30px), 0);
  transition: transform 1.4s var(--ease-out);
}
.hero__glow--soft {
  right: 14%;
  top: 22%;
  width: min(520px, 70vw);
  background: radial-gradient(closest-side, var(--glow-2), transparent 70%);
  transform: translate3d(calc(var(--hx, 0) * 30px), calc(var(--hy, 0) * 24px), 0);
}

.hero__grid {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
  gap: clamp(2rem, 4vw, 4rem);
  align-items: center;
}

.hero__copy { display: grid; justify-items: start; min-width: 0; }

.hero__title {
  margin: 1.6rem 0 1.7rem;
  font-size: clamp(2.75rem, 6.6vw, 6.6rem);
  line-height: .94;
  letter-spacing: -.048em;
  font-weight: 500;
}
.hero__title .line { display: block; overflow: hidden; padding-bottom: .1em; margin-bottom: -.1em; }
.hero__title .line__in { display: block; }
.hero__title .line--thin { font-weight: 200; }

.hero__lead { max-width: 54ch; }

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.1rem 1.6rem;
  margin-top: 2.2rem;
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .8rem 1.1rem;
  margin-top: 2rem;
}

/* load choreography */
html.js .hero__title .line__in { transform: translateY(110%); }
html.js .hero__in { opacity: 0; transform: translateY(26px); filter: blur(10px); }
html.is-loaded .hero__title .line__in {
  transform: none;
  transition: transform 1.3s var(--ease-out) calc(.15s + var(--i, 0) * .12s);
}
html.is-loaded .hero__in {
  opacity: 1;
  transform: none;
  filter: none;
  transition: opacity 1s var(--ease-out), transform 1.2s var(--ease-out), filter 1s var(--ease-out);
  transition-delay: calc(.45s + var(--o, 0) * .1s);
}

/* orbit on top, live pipeline strip underneath (kept clear of the circle) */
.hero__visual {
  position: relative;
  width: 100%;
  max-width: 540px;
  justify-self: end;
  min-width: 0;
  display: grid;
  justify-items: center;
  gap: clamp(1rem, 2.2vh, 1.6rem);
}
.hero__orbit {
  position: relative;
  width: 100%;
  max-width: 100%;
  aspect-ratio: 1;
}
@media (min-width: 901px) {
  /* keep circle + strip inside the first screen on shorter laptops */
  .hero__orbit { width: min(100%, max(360px, calc(100svh - 390px))); }
}
.orbit {
  position: absolute;
  inset: 0;
  transform: translate3d(calc(var(--hx, 0) * 18px), calc(var(--hy, 0) * 18px), 0) rotateX(calc(var(--hy, 0) * -8deg)) rotateY(calc(var(--hx, 0) * 8deg));
  transition: transform 1.2s var(--ease-out);
}
.orbit__svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; will-change: transform; }
.orbit__svg circle { fill: none; stroke: var(--art-line); stroke-width: .75; }
.orbit__svg .o-ring { stroke: var(--line-strong); }
.orbit__svg--a { animation: spin 120s linear infinite; }
.orbit__svg--b { animation: spin 160s linear infinite reverse; opacity: .4; }
.orbit__svg--b circle { stroke: var(--art-faint); }
html.js .orbit__svg circle { stroke-dasharray: 1; stroke-dashoffset: 1; }
html.is-loaded .orbit__svg circle {
  stroke-dashoffset: 0;
  transition: stroke-dashoffset 2.4s var(--ease-out) calc(.3s + var(--i, 0) * 35ms);
}
.orbit__core {
  position: absolute;
  left: 50%; top: 50%;
  width: 14px; height: 14px;
  margin: -7px 0 0 -7px;
  border-radius: 50%;
  background: var(--core);
  box-shadow: 0 0 0 6px color-mix(in srgb, var(--core-glow) 25%, transparent), 0 0 46px 14px color-mix(in srgb, var(--core-glow) 55%, transparent);
  /* follows the orbit's pointer drift so it stays on the circles' shared center */
  transform: translate3d(calc(var(--hx, 0) * 18px), calc(var(--hy, 0) * 18px), 0);
  transition: transform 1.2s var(--ease-out);
}

.telemetry {
  position: relative;
  width: 100%;
  padding: .85rem 1.1rem .95rem;
  border-radius: 14px;
  font-family: var(--font-mono);
  font-size: .66rem;
  letter-spacing: .13em;
  text-transform: uppercase;
  box-shadow: var(--shadow);
  transform: translate3d(calc(var(--hx, 0) * -8px), 0, 0);
  transition: transform 1.2s var(--ease-out);
}
.telemetry__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: .65rem;
  border-bottom: 1px solid var(--line);
  color: var(--signal);
  transition: color .3s;
}
.telemetry__head:hover { color: var(--fg); }
.telemetry__go { font-size: .9rem; transition: transform .4s var(--ease-out); }
.telemetry__head:hover .telemetry__go { transform: translateX(4px); }
.band { scroll-margin-top: calc(var(--header-h) + 16px); }
.dot-ok { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); animation: pulse 2s infinite; }
.telemetry dl {
  margin: 0;
  padding-top: .75rem;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: .75rem 0;
}
.telemetry dl div {
  display: grid;
  grid-template-rows: 1fr auto;
  gap: .35rem;
  min-width: 0;
  padding-inline: .8rem;
  border-left: 1px solid var(--line);
  font-variant-numeric: tabular-nums;
}
.telemetry dl div:first-child { padding-left: 0; border-left: 0; }
.telemetry dt { color: var(--fg-dim); font-size: .58rem; line-height: 1.35; }
.telemetry dd { margin: 0; color: var(--fg); font-size: .82rem; letter-spacing: .06em; white-space: nowrap; }

/* hero foot */
.hero__foot {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 430px);
  gap: 1.5rem 2.5rem;
  align-items: end;
  margin-top: clamp(2rem, 4vh, 3rem);
}
.hero__coords { display: grid; gap: .35rem; }
.hero__tabs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: .7rem;
  max-width: 560px;
  margin-top: 1.5rem;
}
.tab {
  position: relative;
  display: flex;
  gap: .55rem;
  padding: .85rem 0 .2rem;
  text-align: left;
  font-family: var(--font-mono);
  font-size: .64rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--fg-dim);
  transition: color .3s;
}
.tab:hover { color: var(--fg-muted); }
.tab[aria-selected="true"] { color: var(--fg); }
.tab__bar {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--line-strong);
  overflow: hidden;
}
.tab__bar i {
  position: absolute;
  inset: 0;
  background: var(--accent);
  transform-origin: left;
  transform: scaleX(0);
}
.tab[aria-selected="true"] .tab__bar i { animation: bar-fill 6s linear forwards; }
html:not(.is-loaded) .tab .tab__bar i { animation: none; }
.hero.is-paused .tab[aria-selected="true"] .tab__bar i { animation-play-state: paused; }

.eco {
  padding: 1rem 1.2rem 1.15rem;
  border-radius: 14px;
  display: grid;
  gap: .65rem;
}
.eco__head { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.eco__text {
  font-size: .92rem;
  line-height: 1.5;
  color: var(--fg);
  min-height: 2.8em;
  transition: opacity .25s, transform .35s var(--ease-out), filter .3s;
}
.eco.is-swapping .eco__text { opacity: 0; transform: translateY(6px); filter: blur(4px); }

.scroll-cue {
  position: absolute;
  left: 50%;
  bottom: 1.2rem;
  display: grid;
  justify-items: center;
  gap: .5rem;
  translate: -50% 0;
  font-family: var(--font-mono);
  font-size: .6rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--fg-dim);
}
.scroll-cue::after {
  content: "";
  width: 1px;
  height: 38px;
  background: linear-gradient(var(--accent), transparent);
  animation: cue 2.2s var(--ease-io) infinite;
  transform-origin: top;
}
@keyframes cue { 0% { transform: scaleY(0); } 50% { transform: scaleY(1); transform-origin: top; } 51% { transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }

/* ---------------------------------------------------------------------
   Marquee
   --------------------------------------------------------------------- */
.marquee {
  position: relative;
  z-index: 1;
  overflow: hidden;
  border-block: 1px solid var(--line);
  padding-block: clamp(1.2rem, 2.5vw, 2rem);
  display: grid;
  gap: .3rem;
  background: var(--bg);
}
.marquee__row { display: flex; width: max-content; will-change: transform; }
.marquee__item {
  display: inline-flex;
  align-items: center;
  gap: clamp(1.2rem, 2.5vw, 2.4rem);
  padding-right: clamp(1.2rem, 2.5vw, 2.4rem);
  font-size: clamp(2.4rem, 6.6vw, 6.2rem);
  font-weight: 600;
  letter-spacing: -.045em;
  line-height: 1.08;
  white-space: nowrap;
}
.mq-sep {
  width: .26em; height: .26em;
  flex: none;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 .5em color-mix(in srgb, var(--accent) 60%, transparent);
}
.marquee__row--outline .marquee__item {
  font-weight: 300;
  color: transparent;
  -webkit-text-stroke: 1px var(--fg-dim);
}

/* ---------------------------------------------------------------------
   02 · About
   --------------------------------------------------------------------- */
.about__intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: start;
}
.about__intro p + p { margin-top: 1.2rem; }
.about__intro .body { color: var(--fg-muted); max-width: 58ch; }

.manifesto {
  margin-block: clamp(4rem, 9vw, 8rem);
  font-size: clamp(1.75rem, 4.1vw, 3.7rem);
  line-height: 1.1;
  letter-spacing: -.038em;
  font-weight: 500;
  max-width: 1100px;
  text-wrap: balance;
}
.manifesto .sw { opacity: .16; filter: blur(1.5px); transition: opacity .5s, filter .5s, color .5s; }
.manifesto .sw.on { opacity: 1; filter: none; }
.manifesto .sw.hl { color: var(--accent); }

.stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0;
  border-top: 1px solid var(--line-strong);
}
.stat {
  display: flex;
  flex-direction: column-reverse;
  justify-content: flex-end;
  gap: .6rem;
  padding: 1.6rem 1.4rem 0 0;
}
.stat + .stat { padding-left: 1.4rem; border-left: 1px solid var(--line); }
.stat dd {
  margin: 0;
  font-size: clamp(2.6rem, 5vw, 4.6rem);
  font-weight: 500;
  letter-spacing: -.05em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.stat dd sup { font-size: .45em; color: var(--accent); margin-left: .05em; vertical-align: .9em; }
.stat dt { font-family: var(--font-mono); font-size: .68rem; letter-spacing: .14em; text-transform: uppercase; color: var(--fg-muted); max-width: 22ch; }

/* Capabilities band (inverted sheet) */
.band {
  position: relative;
  margin-top: clamp(5rem, 10vw, 9rem);
  margin-inline: clamp(0px, 1.2vw, 18px);
  padding-block: clamp(4rem, 8vw, 7rem);
  border-radius: calc(16px + (1 - var(--sheet, 1)) * 280px);
  background: var(--inv-bg);
  color: var(--inv-fg);
  transform: scale(calc(.94 + var(--sheet, 1) * .06));
  transform-origin: 50% 0;
  --fg: var(--inv-fg);
  --fg-muted: var(--inv-muted);
  --fg-dim: var(--inv-muted);
  --line: var(--inv-line);
  --line-strong: var(--inv-line-strong);
  --art-line: var(--inv-art);
  --signal: var(--inv-signal);
  --accent: var(--inv-accent);
}
.band .eyebrow { color: var(--inv-accent-text); }
.caps__head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 1.5rem 3rem;
  flex-wrap: wrap;
  margin-bottom: clamp(2rem, 4vw, 3.2rem);
}
.caps__head .sec-head { margin: 0; }
.caps__head .lead { max-width: 46ch; }
.caps__grid {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(.8rem, 1.4vw, 1.1rem);
}
.cap-wrap { min-width: 0; }
.cap {
  position: relative;
  height: 100%;
  min-height: 380px;
  padding: 1.35rem 1.35rem 1.5rem;
  border-radius: 14px;
  border: 1px solid var(--line-strong);
  background: var(--inv-card);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  isolation: isolate;
  transform: perspective(900px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg));
  transition: transform .6s var(--ease-out), border-color .4s, box-shadow .5s;
}
.cap::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%), color-mix(in srgb, var(--c-steel) 18%, transparent), transparent 60%);
  opacity: 0;
  transition: opacity .5s;
}
.cap:hover { border-color: color-mix(in srgb, var(--c-steel) 60%, transparent); box-shadow: 0 30px 60px -30px color-mix(in srgb, var(--c-steel) 55%, transparent); }
.cap:hover::before { opacity: 1; }
.cap__art { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; }
.cap__art * { fill: none; stroke: var(--art-line); stroke-width: 1; }
.cap__art .spiral { stroke: var(--accent); stroke-width: 1.4; }
.cap__art .node { fill: var(--accent); stroke: none; }
.cap__art [pathLength] { stroke-dasharray: 1; stroke-dashoffset: 1; transition: stroke-dashoffset 2s var(--ease-out) calc(var(--i, 0) * .04s); }
.cap.is-in .cap__art [pathLength], html:not(.js) .cap__art [pathLength] { stroke-dashoffset: 0; }
.cap__top { display: flex; justify-content: space-between; align-items: center; }
.cap__num { font-family: var(--font-mono); font-size: .75rem; letter-spacing: .1em; color: var(--signal); }
.cap__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 18%, transparent); }
.cap__body { margin-top: auto; display: grid; gap: .55rem; }
.cap h4 { font-size: 1.3rem; letter-spacing: -.025em; line-height: 1.15; }
.cap p { font-size: .94rem; line-height: 1.5; color: var(--fg-muted); }
.cap__tags { list-style: none; display: flex; flex-wrap: wrap; gap: .35rem; margin-top: .5rem; }
.cap__tags li {
  font-family: var(--font-mono);
  font-size: .6rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: .3rem .55rem;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  color: var(--fg-muted);
}

/* Principles + AI module */
.principles {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(0, 1fr);
  gap: clamp(2.5rem, 6vw, 6rem);
  align-items: start;
  padding-top: clamp(5rem, 10vw, 9rem);
}
.module {
  position: sticky;
  top: calc(var(--header-h) + 28px);
  margin: 0;
  border-radius: 22px;
  overflow: hidden;
  background: var(--module-bg);
  color: var(--module-fg);
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow);
}
.module__art {
  position: relative;
  aspect-ratio: 1 / .86;
  display: grid;
  place-items: center;
  overflow: hidden;
}
.module__art::before {
  content: "";
  position: absolute;
  width: 90%;
  aspect-ratio: 1;
  right: -20%;
  top: 0;
  background: radial-gradient(closest-side, rgba(41, 116, 170, .55), transparent 70%);
  filter: blur(20px);
}
.module__art svg { position: relative; width: 92%; height: auto; }
.module .net-edge { stroke: rgba(221, 231, 246, .2); stroke-width: .8; fill: none; }
.module .net-pulse { stroke: var(--pulse); stroke-width: 1.6; fill: none; stroke-linecap: round; stroke-dasharray: .14 .86; animation: pulse-run 2.6s linear infinite; animation-delay: var(--d, 0s); }
.module .net-node { fill: #01082B; stroke: rgba(221, 231, 246, .7); stroke-width: 1.2; }
.module .net-node.is-hot { fill: #F3F4F8; stroke: var(--pulse); }
.module .net-label { font-family: var(--font-mono); font-size: 9px; letter-spacing: 1.6px; fill: rgba(221, 231, 246, .55); }
.module figcaption { padding: 0 clamp(1.4rem, 3vw, 2.2rem) clamp(1.6rem, 3vw, 2.4rem); display: grid; gap: .8rem; }
.module .label { color: #4FB7D8; }
.module h3 { font-size: clamp(1.9rem, 3.2vw, 2.8rem); letter-spacing: -.04em; line-height: 1.02; font-weight: 600; }
.module p { color: #B7C1DD; max-width: 40ch; }

.plist { list-style: none; display: grid; gap: clamp(1.8rem, 3vw, 2.6rem); margin-top: clamp(2rem, 4vw, 3rem); }
.plist li { display: grid; gap: .7rem; padding-bottom: clamp(1.6rem, 3vw, 2.4rem); border-bottom: 1px solid var(--line); }
.p-head { display: flex; align-items: center; gap: 1rem; font-family: var(--font-mono); font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; }
.p-num { color: var(--accent); }
.p-rule { width: 64px; height: 1px; background: var(--line-strong); }
.p-title { color: var(--fg); font-weight: 500; }
.plist p { font-size: clamp(1.05rem, 1.3vw, 1.2rem); color: var(--fg-muted); max-width: 46ch; }

/* ---------------------------------------------------------------------
   03 · Portfolio
   --------------------------------------------------------------------- */
.portfolio__bar {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}
.filters { display: flex; flex-wrap: wrap; gap: .5rem; }
.filter {
  height: 40px;
  padding: 0 1.05rem;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  font-family: var(--font-mono);
  font-size: .66rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--fg-muted);
  transition: background-color .35s, color .35s, border-color .35s;
}
.filter sup { color: var(--accent); margin-left: .2em; }
.filter:hover { border-color: var(--fg); color: var(--fg); }
.filter[aria-pressed="true"] { background: var(--fg); border-color: var(--fg); color: var(--bg); }
.filter[aria-pressed="true"] sup { color: var(--bg); }

.works {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(2rem, 3.5vw, 3rem) clamp(1rem, 2vw, 1.6rem);
}
.work { grid-column: span 6; min-width: 0; }
.work--wide { grid-column: span 7; }
.work--narrow { grid-column: span 5; }
.works.is-filtered .work { grid-column: span var(--span, 6); }

.work__card { position: relative; display: grid; gap: 1.3rem; }
.work__media {
  position: relative;
  aspect-ratio: 16 / 11;
  max-width: 100%;
  border-radius: var(--radius);
  overflow: hidden;
  background: #030B33;
  border: 1px solid var(--line);
  isolation: isolate;
}
.work--narrow .work__media { aspect-ratio: 16 / 13.5; }
.work__art { position: absolute; inset: -9% 0; translate: 0 var(--py, 0px); scale: 1; transition: scale 1.3s var(--ease-out); }
.work__art svg { width: 100%; height: 100%; }
.work__card:hover .work__art { scale: 1.06; }
.work__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(1, 8, 43, .6));
  -webkit-backdrop-filter: blur(0px);
  backdrop-filter: blur(0px);
  transition: backdrop-filter .6s, -webkit-backdrop-filter .6s;
  pointer-events: none;
}
.work__card:hover .work__media::after { -webkit-backdrop-filter: blur(3px); backdrop-filter: blur(3px); }
.work__badge {
  position: absolute;
  left: 1rem; top: 1rem;
  z-index: 2;
  padding: .35rem .65rem;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: .6rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: #F3F4F8;
  background: rgba(1, 8, 43, .45);
  border: 1px solid rgba(255, 255, 255, .18);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}
.work__view {
  position: absolute;
  right: 1rem; bottom: 1rem;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  height: 40px;
  padding: 0 1rem;
  border-radius: 999px;
  font-size: .85rem;
  font-weight: 500;
  color: #01082B;
  background: #F9F9F9;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity .4s, transform .6s var(--ease-out);
}
.work__card:hover .work__view, .work__card:focus-within .work__view { opacity: 1; transform: none; }
.work__body { display: grid; gap: .6rem; }
.work__meta { display: flex; justify-content: space-between; gap: 1rem; font-family: var(--font-mono); font-size: .66rem; letter-spacing: .14em; text-transform: uppercase; color: var(--fg-muted); }
.work__title { font-size: clamp(1.55rem, 2.5vw, 2.2rem); letter-spacing: -.035em; line-height: 1.05; }
.work__desc { color: var(--fg-muted); max-width: 52ch; }
.work__kpis { display: flex; flex-wrap: wrap; gap: .8rem 2.4rem; margin: .5rem 0 0; padding-top: 1rem; border-top: 1px solid var(--line); }
.work__kpis div { display: flex; flex-direction: column-reverse; gap: .2rem; }
.work__kpis dd { margin: 0; font-size: 1.6rem; font-weight: 500; letter-spacing: -.035em; line-height: 1.1; font-variant-numeric: tabular-nums; }
.work__kpis dt { font-family: var(--font-mono); font-size: .62rem; letter-spacing: .14em; text-transform: uppercase; color: var(--fg-dim); }
.work__link { justify-self: start; margin-top: .4rem; font-weight: 500; color: var(--accent); }
.work__link::after { content: ""; position: absolute; inset: 0; z-index: 3; }

.portfolio__cta {
  margin-top: clamp(4rem, 8vw, 7rem);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
  padding: clamp(1.6rem, 4vw, 3rem);
  border-radius: 22px;
  border: 1px solid var(--line-strong);
  background:
    radial-gradient(600px circle at 85% 20%, var(--glow-1), transparent 60%),
    var(--surface);
  overflow: hidden;
}
.portfolio__cta p { font-size: clamp(1.6rem, 3.4vw, 3rem); letter-spacing: -.04em; line-height: 1.04; font-weight: 500; max-width: 18ch; }

/* ---------------------------------------------------------------------
   04 · Contact
   --------------------------------------------------------------------- */
.contact { overflow: hidden; isolation: isolate; }
.contact__bg { position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.contact__orbit {
  position: absolute;
  right: -18%;
  bottom: -30%;
  width: min(1000px, 110vw);
  aspect-ratio: 1;
  max-width: none;
}
.contact__orbit::before {
  content: "";
  position: absolute;
  inset: 18%;
  background: radial-gradient(closest-side, var(--glow-1), transparent 70%);
  filter: blur(30px);
}
.contact__orbit svg { position: relative; width: 100%; height: 100%; animation: spin 240s linear infinite; }
.contact__orbit circle { fill: none; stroke: var(--art-faint); stroke-width: .7; }

.contact__grid {
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(0, 1fr);
  gap: clamp(2.5rem, 6vw, 6rem);
  align-items: start;
}
.contact__info { display: grid; gap: 1.4rem; font-style: normal; }
.info-row { display: grid; gap: .45rem; padding-top: 1.1rem; border-top: 1px solid var(--line); }
.info-row__value { font-size: clamp(1.15rem, 1.6vw, 1.4rem); font-weight: 500; letter-spacing: -.02em; }
.info-row__line { display: flex; align-items: center; gap: .8rem; flex-wrap: wrap; }
.copy-btn {
  height: 32px;
  padding: 0 .8rem;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  font-family: var(--font-mono);
  font-size: .62rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--fg-muted);
  transition: border-color .3s, color .3s;
}
.copy-btn:hover { border-color: var(--accent); color: var(--fg); }
.status { display: inline-flex; align-items: center; gap: .5rem; }
.status i { width: 7px; height: 7px; border-radius: 50%; background: var(--fg-dim); }
.status.is-open i { background: var(--ok); animation: pulse 2s infinite; }
.socials { display: flex; flex-wrap: wrap; gap: .5rem; }
.socials a {
  height: 38px;
  display: inline-flex;
  align-items: center;
  padding: 0 .95rem;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  font-size: .88rem;
  transition: background-color .3s, color .3s, border-color .3s;
}
.socials a:hover { background: var(--fg); color: var(--bg); border-color: var(--fg); }

.form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.3rem 1.4rem;
  padding: clamp(1.3rem, 3vw, 2.4rem);
  border-radius: 22px;
  box-shadow: var(--shadow);
}
.field { position: relative; display: grid; min-width: 0; }
.field--full { grid-column: 1 / -1; }
.field input, .field textarea, .field select {
  width: 100%;
  border: 0;
  border-bottom: 1px solid var(--line-strong);
  border-radius: 0;
  background: transparent;
  color: var(--fg);
  font: inherit;
  font-size: 1.02rem;
  padding: 1.45rem 0 .6rem;
  outline: none;
  transition: border-color .3s;
}
.field textarea { resize: vertical; min-height: 120px; line-height: 1.5; }
.field select { appearance: none; -webkit-appearance: none; cursor: pointer; padding-right: 1.6rem; }
.field select option { background: var(--surface-solid); color: var(--fg); }
.field--select::after {
  content: "";
  position: absolute;
  right: .3rem;
  bottom: 1.1rem;
  width: 8px; height: 8px;
  border-right: 1.5px solid var(--fg-muted);
  border-bottom: 1.5px solid var(--fg-muted);
  transform: rotate(45deg);
  pointer-events: none;
}
.field > label {
  position: absolute;
  left: 0;
  top: 1.45rem;
  color: var(--fg-dim);
  pointer-events: none;
  transform-origin: left top;
  transition: transform .35s var(--ease-out), color .3s;
}
.field input:focus + label,
.field input:not(:placeholder-shown) + label,
.field textarea:focus + label,
.field textarea:not(:placeholder-shown) + label,
.field > label.is-static {
  transform: translateY(-1.25rem) scale(.78);
  color: var(--signal);
}
.field > label.is-static { color: var(--fg-dim); }
.field__line {
  position: absolute;
  left: 0; right: 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .6s var(--ease-out);
}
.field input ~ .field__line { top: calc(100% - 2px - 1.3rem); }
.field textarea ~ .field__line { top: calc(100% - 2px - 1.3rem); }
.field input:focus ~ .field__line, .field textarea:focus ~ .field__line { transform: scaleX(1); }
.field__err { min-height: 1.3rem; font-size: .78rem; color: var(--danger); padding-top: .25rem; }
.field.is-invalid input, .field.is-invalid textarea { border-bottom-color: var(--danger); }

.chips { border: 0; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .5rem; min-width: 0; }
.chips legend { width: 100%; padding: 0; margin-bottom: .8rem; font-size: .8rem; color: var(--fg-dim); }
.chip { position: relative; cursor: pointer; }
.chip input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.chip span {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  height: 40px;
  padding: 0 1rem;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  font-size: .9rem;
  color: var(--fg-muted);
  transition: background-color .3s, color .3s, border-color .3s;
}
.chip span::before { content: "+"; font-family: var(--font-mono); color: var(--accent); }
.chip input:checked + span { background: var(--fg); border-color: var(--fg); color: var(--bg); }
.chip input:checked + span::before { content: "✓"; color: var(--bg); }
.chip input:focus-visible + span { outline: 2px solid var(--signal); outline-offset: 3px; }

.form__foot { display: flex; align-items: center; gap: 1rem 1.4rem; flex-wrap: wrap; margin-top: .4rem; }
.form__note { font-size: .85rem; color: var(--fg-dim); }
.form__status { font-size: .95rem; line-height: 1.5; color: var(--fg-muted); }
.form__status:empty { display: none; }
.form__status.is-ok { color: var(--ok); }
.form__status.is-error { color: var(--danger); }
.btn.is-loading { pointer-events: none; opacity: .75; }

/* ---------------------------------------------------------------------
   Footer
   --------------------------------------------------------------------- */
.footer {
  position: relative;
  z-index: 1;
  padding-top: clamp(4rem, 8vw, 7rem);
  border-top: 1px solid var(--line);
  background: var(--bg);
  overflow: hidden;
}
.footer__top {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(3, minmax(0, 1fr));
  gap: 2.5rem;
  padding-bottom: clamp(3rem, 6vw, 5rem);
}
.footer__tag { font-size: clamp(1.5rem, 2.4vw, 2.1rem); letter-spacing: -.035em; line-height: 1.08; font-weight: 500; max-width: 16ch; }
.footer__col { display: grid; align-content: start; gap: .65rem; }
.footer__col ul { list-style: none; display: grid; gap: .5rem; }
.footer__col a { color: var(--fg-muted); transition: color .3s; overflow-wrap: anywhere; }
.footer__col a:hover { color: var(--fg); }
.footer__mark {
  font-size: clamp(1.75rem, 6.4vw, 6.75rem);
  padding-bottom: .12em;
  overflow: hidden;
}
.footer__mark .lockup { gap: .3em; }
.footer__mark .lockup__iso { width: 1.25em; height: 1.25em; animation: spin 60s linear infinite; }
.footer__mark .lockup__word { letter-spacing: -.055em; }
html.js .footer__mark .lockup > * { transform: translateY(105%); transition: transform 1.4s var(--ease-out); }
html.js .footer__mark .lockup > :nth-child(2) { transition-delay: .1s; }
.footer__mark.is-in .lockup > * { transform: none !important; }
.footer__bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem 2rem;
  flex-wrap: wrap;
  padding-block: 1.4rem calc(1.4rem + env(safe-area-inset-bottom, 0px));
  border-top: 1px solid var(--line);
}
.footer__bar .mono b { color: var(--signal); font-weight: 500; }

/* ---------------------------------------------------------------------
   HUD, back-to-top, toast
   --------------------------------------------------------------------- */
.hud {
  position: fixed;
  left: clamp(16px, 2vw, 28px);
  bottom: calc(18px + env(safe-area-inset-bottom, 0px));
  z-index: 80;
  display: flex;
  align-items: center;
  gap: .7rem;
  height: 38px;
  padding: 0 1rem;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: .62rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--fg-muted);
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .5s, transform .6s var(--ease-out);
}
.hud.is-visible { opacity: 1; transform: none; }
.hud b { color: var(--signal); font-weight: 500; }
.hud__name { color: var(--fg); min-width: 9ch; display: inline-block; transition: opacity .25s; }

.to-top {
  position: fixed;
  right: clamp(16px, 2vw, 28px);
  bottom: calc(14px + env(safe-area-inset-bottom, 0px));
  z-index: 80;
  width: 50px; height: 50px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  opacity: 0;
  transform: translateY(16px) scale(.9);
  pointer-events: none;
  transition: opacity .5s, transform .6s var(--ease-out);
}
.to-top.is-visible { opacity: 1; transform: none; pointer-events: auto; }
.to-top svg { position: absolute; inset: 0; width: 100%; height: 100%; transform: rotate(-90deg); }
.to-top circle { fill: none; stroke-width: 1.5; }
.to-top .ring-bg { stroke: var(--line-strong); }
.to-top .ring { stroke: var(--accent); stroke-dasharray: 1; stroke-dashoffset: var(--ring, 1); }
.to-top span { font-size: 1.05rem; }

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(24px + env(safe-area-inset-bottom, 0px));
  z-index: 160;
  max-width: calc(100vw - 32px);
  text-align: center;
  translate: -50% 0;
  padding: .75rem 1.1rem;
  border-radius: 999px;
  font-size: .9rem;
  color: var(--fg);
  opacity: 0;
  transform: translateY(16px);
  pointer-events: none;
  transition: opacity .35s, transform .5s var(--ease-out);
}
.toast.is-visible { opacity: 1; transform: none; }

/* ---------------------------------------------------------------------
   Split-word headline reveals
   --------------------------------------------------------------------- */
.is-split .w { display: inline-block; overflow: hidden; vertical-align: top; padding-bottom: .12em; margin-bottom: -.12em; }
.is-split .w__in { display: inline-block; transform: translateY(108%); transition: transform 1.1s var(--ease-out); transition-delay: calc(var(--wi, 0) * 50ms); }
.is-split.is-in .w__in { transform: none; }

/* ---------------------------------------------------------------------
   AOS (fade-in on scroll). Hidden states apply only once AOS has started,
   so content stays visible if the library cannot load.
   --------------------------------------------------------------------- */
html.aos-on [data-aos] {
  transition-property: opacity, transform, filter, clip-path;
  transition-duration: 1.1s;
  transition-timing-function: var(--ease-out);
}
html.aos-on [data-aos="fade-up"]:not(.aos-animate) { opacity: 0; transform: translate3d(0, 46px, 0); }
html.aos-on [data-aos="fade-in"]:not(.aos-animate) { opacity: 0; }
html.aos-on [data-aos="fade-left"]:not(.aos-animate) { opacity: 0; transform: translate3d(46px, 0, 0); }
html.aos-on [data-aos="fade-right"]:not(.aos-animate) { opacity: 0; transform: translate3d(-46px, 0, 0); }
html.aos-on [data-aos="blur-up"]:not(.aos-animate) { opacity: 0; transform: translate3d(0, 30px, 0); filter: blur(14px); }
html.aos-on [data-aos="zoom-out"]:not(.aos-animate) { opacity: 0; transform: scale(1.08); filter: blur(8px); }
html.aos-on [data-aos="mask-up"]:not(.aos-animate) { clip-path: inset(100% 0 0 0 round 22px); }
html.aos-on [data-aos="mask-up"] { clip-path: inset(0 0 0 0 round 22px); transition-duration: 1.4s; }
html.aos-on [data-aos-delay="100"].aos-animate { transition-delay: .1s; }
html.aos-on [data-aos-delay="150"].aos-animate { transition-delay: .15s; }
html.aos-on [data-aos-delay="200"].aos-animate { transition-delay: .2s; }
html.aos-on [data-aos-delay="300"].aos-animate { transition-delay: .3s; }

/* View-transition theme reveal */
::view-transition-old(root), ::view-transition-new(root) { animation: none; mix-blend-mode: normal; }

/* ---------------------------------------------------------------------
   Responsive
   --------------------------------------------------------------------- */
@media (max-width: 1100px) {
  .nav__links a { padding-inline: .6rem; }
  .nav__cta { display: none; }
  .caps__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer__top { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .footer__brand { grid-column: 1 / -1; }
}

@media (max-width: 900px) {
  :root { --header-h: 68px; }
  .nav__links, .nav__right .theme-switch { display: none; }
  .menu-btn { display: block; }
  .hero { min-height: 0; }
  .hero__grid { grid-template-columns: minmax(0, 1fr); }
  .hero__visual { justify-self: center; max-width: 460px; margin-top: 1rem; }
  .hero__foot { grid-template-columns: minmax(0, 1fr); }
  .scroll-cue { display: none; }
  .about__intro, .principles, .contact__grid { grid-template-columns: minmax(0, 1fr); }
  .module { position: relative; top: 0; }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stat:nth-child(3) { padding-left: 0; border-left: 0; }
  .stat:nth-child(n+3) { margin-top: 1.6rem; }
  .work, .work--wide, .work--narrow, .works.is-filtered .work { grid-column: 1 / -1; }
  .work--narrow .work__media { aspect-ratio: 16 / 11; }
  .hud { display: none; }
}

@media (max-width: 640px) {
  .caps__grid { grid-template-columns: minmax(0, 1fr); }
  .cap { min-height: 340px; }
  .form { grid-template-columns: minmax(0, 1fr); }
  .footer__top { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero__tabs { gap: .45rem; }
  .tab { font-size: .58rem; letter-spacing: .1em; flex-direction: column; gap: .15rem; }
  .btn { height: 50px; }
  .portfolio__cta .btn { width: 100%; }
}

/* Small phones: Galaxy S3 (360 × 640) down to 320px */
@media (max-width: 420px) {
  .brand .lockup { font-size: 1.18rem; }
  .hero { padding-top: calc(var(--header-h) + env(safe-area-inset-top, 0px) + 1.25rem); }
  .hero__title { margin: 1.2rem 0 1.3rem; }
  .hero__ctas { margin-top: 1.7rem; }
  .hero__tabs { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: .9rem; }
  .tab { flex-direction: row; gap: .5rem; font-size: .62rem; }
  .telemetry { padding: .8rem .9rem .9rem; }
  .telemetry dl { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .telemetry dl div:nth-child(3) { padding-left: 0; border-left: 0; }
  .eyebrow { font-size: .66rem; letter-spacing: .14em; }
  .stat { padding-right: .8rem; }
  .stat + .stat { padding-left: .9rem; }
  .stat:nth-child(3) { padding-left: 0; }
  .stat dd { font-size: clamp(1.9rem, 9.6vw, 2.6rem); }
  .cap { padding: 1.15rem; }
  .plist li { padding-bottom: 1.4rem; }
  .p-rule { width: 32px; }
  .work__kpis { gap: .8rem 1.6rem; }
  .work__kpis dd { font-size: 1.35rem; }
  .work__meta { flex-direction: column; gap: .2rem; }
  .filter { height: 36px; padding: 0 .8rem; font-size: .6rem; }
  .form { padding: 1.15rem; border-radius: 18px; }
  .chip span { height: 36px; padding: 0 .8rem; font-size: .85rem; }
  .form__foot .btn { width: 100%; }
  .info-row__value { font-size: 1.08rem; overflow-wrap: anywhere; }
  .footer__top { grid-template-columns: minmax(0, 1fr); gap: 2rem; }
  .mobile-menu ol a { font-size: clamp(1.9rem, 9.5vw, 2.6rem); }
}

@media (max-width: 340px) {
  .brand .lockup { font-size: 1.05rem; }
  .hero__title { font-size: 2.45rem; }
  .h2 { font-size: 2.1rem; }
  .btn { padding: 0 1.15rem; font-size: .94rem; }
  .theme-switch button { width: 20px; height: 20px; }
}

/* Short landscape phones: keep the hero compact */
@media (max-height: 500px) and (orientation: landscape) {
  .hero { min-height: 0; }
  .scroll-cue { display: none; }
}

@media (hover: none), (pointer: coarse) {
  .cursor { display: none; }
  .work__view { opacity: 1; transform: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    transition-delay: 0s !important;
  }
  .orbit__svg--a, .orbit__svg--b, .contact__orbit svg, .footer__mark .lockup__iso, .module .net-pulse { animation: none !important; }
  .tab[aria-selected="true"] .tab__bar i { animation: none !important; transform: scaleX(1); }
  .preloader { display: none; }
  .cursor { display: none; }
}