/* ==========================================================================
   The Virtual Class — vclass.cloud
   ========================================================================== */

/* Self-hosted fonts (SIL Open Font License) ------------------------------- */
@font-face { font-family: "Schibsted Grotesk"; font-weight: 400; font-style: normal; font-display: swap; src: url("/assets/fonts/schibsted-grotesk-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "Schibsted Grotesk"; font-weight: 500; font-style: normal; font-display: swap; src: url("/assets/fonts/schibsted-grotesk-latin-500-normal.woff2") format("woff2"); }
@font-face { font-family: "Schibsted Grotesk"; font-weight: 600; font-style: normal; font-display: swap; src: url("/assets/fonts/schibsted-grotesk-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "Schibsted Grotesk"; font-weight: 700; font-style: normal; font-display: swap; src: url("/assets/fonts/schibsted-grotesk-latin-700-normal.woff2") format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-weight: 400; font-style: normal; font-display: swap; src: url("/assets/fonts/jetbrains-mono-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-weight: 500; font-style: normal; font-display: swap; src: url("/assets/fonts/jetbrains-mono-latin-500-normal.woff2") format("woff2"); }

:root {
  /* Palette */
  --ink: #0A1A33;          /* hero + dark surfaces: deep cobalt-navy */
  --ink-2: #102544;        /* raised dark surface */
  --ink-line: rgba(160, 188, 240, 0.16);
  --paper: #F2F4F7;        /* page background */
  --white: #FFFFFF;
  --text: #0E1A2B;         /* body text on light */
  --muted: #56647A;        /* secondary text on light */
  --rule: #D9DEE6;         /* hairlines on light */
  --cobalt: #2D5BFF;       /* the one accent */
  --cobalt-deep: #1A43E0;
  --cobalt-soft: #7FA0FF;  /* accent on dark */
  --on-ink: #E8EEF9;
  --on-ink-muted: #94A6C4;
  --amber: #F2A10C;        /* severity only */
  --red: #E5484D;          /* severity only */
  --green: #2FB67C;        /* status only */

  /* Type */
  --font: "Schibsted Grotesk", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  /* Scale (≈ perfect fourth, fluid at the top) */
  --t-sm: 0.875rem;
  --t-base: 1.0625rem;
  --t-lg: 1.25rem;
  --t-xl: clamp(1.5rem, 1.2rem + 1vw, 1.875rem);
  --t-2xl: clamp(2rem, 1.4rem + 2.4vw, 3.25rem);
  --t-hero: clamp(2.375rem, 1.4rem + 3.3vw, 4.25rem);

  /* Space */
  --gutter: clamp(1rem, 0.5rem + 2.5vw, 2.5rem);
  --section: clamp(5rem, 3rem + 8vw, 10rem);
  --max: 1240px;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-io: cubic-bezier(0.65, 0, 0.35, 1);
}

/* Reset ------------------------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: var(--t-base);
  line-height: 1.6;
  color: var(--text);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
h1, h2, h3, p, ul, ol, dl, dd, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
a { color: inherit; }
img, svg { display: block; max-width: 100%; }
button, input, textarea { font: inherit; color: inherit; }
::selection { background: var(--cobalt); color: var(--white); }

:focus-visible { outline: 2px solid var(--cobalt); outline-offset: 3px; border-radius: 4px; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip {
  position: absolute; left: 1rem; top: -4rem; z-index: 100;
  background: var(--white); color: var(--ink); padding: .6rem 1rem; border-radius: 8px;
  transition: top .2s;
}
.skip:focus { top: 1rem; }

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

/* Buttons ---------------------------------------------------------------- */
.btn {
  --h: 52px;
  display: inline-flex; align-items: center; justify-content: center;
  height: var(--h); padding: 0 1.5rem;
  border-radius: 999px; border: 1px solid transparent;
  font-weight: 600; font-size: 1rem; letter-spacing: -0.005em;
  text-decoration: none; cursor: pointer; white-space: nowrap;
  transition: background-color .25s var(--ease-out), color .25s, border-color .25s, transform .25s var(--ease-out);
}
.btn:active { transform: translateY(1px); }
.btn--small { --h: 40px; padding: 0 1.1rem; font-size: .9375rem; }
.btn--solid { background: var(--cobalt); color: var(--white); }
.btn--solid:hover { background: var(--cobalt-deep); }
.btn--ghost { border-color: rgba(232, 238, 249, .28); color: var(--on-ink); }
.btn--ghost:hover { border-color: var(--on-ink); }

/* Brand ------------------------------------------------------------------ */
.brand { display: inline-flex; align-items: center; gap: .65rem; text-decoration: none; }
.brand__mark { width: 30px; height: 30px; flex: none; }
.brand__tile { fill: var(--cobalt); }
.brand__v { fill: none; stroke: var(--white); stroke-width: 2.6; stroke-linecap: round; stroke-linejoin: round; }
.brand__dot { fill: var(--white); }
.brand__name { font-weight: 700; font-size: 1.0625rem; letter-spacing: -0.02em; }

/* Nav -------------------------------------------------------------------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  color: var(--on-ink);
  transition: background-color .35s var(--ease-out), color .35s, box-shadow .35s, transform .45s var(--ease-out);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.nav__links { display: flex; align-items: center; gap: 2rem; }
.nav__links a:not(.btn) {
  text-decoration: none; font-size: .9375rem; font-weight: 500; opacity: .82;
  transition: opacity .2s;
}
.nav__links a:not(.btn):hover { opacity: 1; }
.nav.is-scrolled {
  background: rgba(242, 244, 247, .82);
  -webkit-backdrop-filter: saturate(1.6) blur(16px);
  backdrop-filter: saturate(1.6) blur(16px);
  color: var(--text);
  box-shadow: 0 1px 0 var(--rule);
}
.nav.is-hidden { transform: translateY(-100%); }
.nav__toggle { display: none; }

@media (max-width: 860px) {
  .nav__toggle {
    display: grid; place-content: center; gap: 6px;
    width: 44px; height: 44px; border: 0; background: none; cursor: pointer; margin-right: -10px;
  }
  .nav__toggle span:not(.sr-only) {
    display: block; width: 22px; height: 2px; background: currentColor; border-radius: 2px;
    transition: transform .35s var(--ease-out);
  }
  .nav__toggle[aria-expanded="true"] span:nth-of-type(2) { transform: translateY(4px) rotate(45deg); }
  .nav__toggle[aria-expanded="true"] span:nth-of-type(3) { transform: translateY(-4px) rotate(-45deg); }
  .nav__links {
    position: fixed; inset: 72px 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 0;
    padding: .5rem var(--gutter) 1.5rem;
    background: var(--paper); color: var(--text);
    box-shadow: 0 1px 0 var(--rule), 0 24px 40px -24px rgba(10, 26, 51, .25);
    clip-path: inset(0 0 100% 0);
    visibility: hidden;
    transition: clip-path .45s var(--ease-out), visibility 0s .45s;
  }
  .nav__links a:not(.btn) { padding: .9rem 0; border-bottom: 1px solid var(--rule); font-size: 1.0625rem; opacity: 1; }
  .nav__cta { margin-top: 1.25rem; }
  .nav.is-open { background: var(--paper); color: var(--text); }
  .nav.is-open .nav__links { clip-path: inset(0 0 0 0); visibility: visible; transition: clip-path .45s var(--ease-out); }
}

/* Hero ------------------------------------------------------------------- */
.hero {
  position: relative;
  background: var(--ink);
  color: var(--on-ink);
  padding: calc(72px + clamp(3rem, 2rem + 6vw, 7rem)) 0 clamp(4rem, 3rem + 5vw, 7rem);
  overflow: hidden;
  isolation: isolate;
}
/* faint engineering grid, fading out toward the edges */
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background-image:
    linear-gradient(var(--ink-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--ink-line) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 70% 45%, #000 20%, transparent 75%);
  mask-image: radial-gradient(ellipse 70% 60% at 70% 45%, #000 20%, transparent 75%);
  opacity: .55;
}
.hero__grid {
  display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: clamp(2rem, 1rem + 4vw, 5rem); align-items: center;
}
.hero__title {
  font-size: var(--t-hero);
  line-height: 0.98;
  letter-spacing: -0.045em;
  font-weight: 700;
  color: var(--white);
}
.hero__title .line { display: block; overflow: hidden; padding-bottom: .06em; }
.hero__title .line > span { display: block; }
.hero__lede {
  margin-top: 1.75rem; max-width: 34rem;
  font-size: var(--t-lg); line-height: 1.55; color: var(--on-ink-muted);
}
.hero__actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 2.25rem; }

/* System diagram */
.system { position: relative; }
.system__svg { width: 100%; height: auto; overflow: visible; }
.perimeter__box { fill: rgba(45, 91, 255, .035); stroke: rgba(127, 160, 255, .38); stroke-width: 1; stroke-dasharray: 4 6; }
.perimeter__label { fill: var(--cobalt-soft); font: 500 12px var(--font); letter-spacing: .01em; }
.scan { animation: scan 6s var(--ease-io) infinite; animation-delay: 2.2s; opacity: 0; }
@keyframes scan {
  0% { transform: translateX(0); opacity: 0; }
  8% { opacity: 1; }
  80% { opacity: 1; }
  100% { transform: translateX(500px); opacity: 0; }
}
.wire { fill: none; stroke: rgba(160, 188, 240, .34); stroke-width: 1.25; }
.node rect { fill: var(--ink-2); stroke: rgba(160, 188, 240, .3); stroke-width: 1; transition: stroke .3s, fill .3s; }
.node text { fill: var(--on-ink); font: 500 13px var(--font); text-anchor: middle; letter-spacing: -0.005em; }
.node--edge rect { stroke: rgba(127, 160, 255, .65); }
.node.is-hit rect { stroke: var(--cobalt-soft); fill: #15305A; }
.node.is-block rect { stroke: var(--red); fill: #3A1B2A; }
.packet { fill: var(--white); }
.packet--bad { fill: var(--red); }
.ring { fill: none; stroke: var(--red); stroke-width: 1.5; }

.readout {
  display: grid; grid-template-columns: repeat(3, auto); justify-content: start;
  gap: 2.5rem; white-space: nowrap; margin: 1.25rem 0 0 calc(150 / 600 * 100%);
  font-size: var(--t-sm);
}
.readout dt { color: var(--on-ink-muted); }
.readout dd { color: var(--white); font-size: 1.375rem; font-weight: 600; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }

/* Load choreography (only when JS is running) */
.js .hero__title .line > span { transform: translateY(105%); }
.js .reveal-load { opacity: 0; transform: translateY(14px); }
.js .system .draw { stroke-dasharray: var(--len) var(--len); stroke-dashoffset: var(--len); }
.js .system .perimeter__box.draw { stroke-dasharray: var(--len) var(--len); }
.js .node, .js .perimeter__label, .js .readout { opacity: 0; }

.is-loaded .hero__title .line > span { transform: none; transition: transform 1.1s var(--ease-out); }
.is-loaded .hero__title .line:nth-child(2) > span { transition-delay: .08s; }
.is-loaded .hero__title .line:nth-child(3) > span { transition-delay: .16s; }
.is-loaded .reveal-load { opacity: 1; transform: none; transition: opacity .9s .45s, transform .9s .45s var(--ease-out); }
.is-loaded .hero__actions.reveal-load { transition-delay: .55s; }
.is-loaded .system .draw { stroke-dashoffset: 0; transition: stroke-dashoffset 1.6s var(--ease-io) .35s; }
.is-loaded .system .wire.draw { transition-delay: .7s; transition-duration: 1s; }
.is-loaded .system .perimeter__box.draw { transition: stroke-dashoffset 1.6s var(--ease-io) .35s; }
.is-loaded .system .perimeter__box.is-drawn { stroke-dasharray: 4 6; }
.is-loaded .node { opacity: 1; transition: opacity .6s var(--ease-out); }
.is-loaded .node:nth-child(1) { transition-delay: .5s; }
.is-loaded .node:nth-child(2) { transition-delay: .65s; }
.is-loaded .node:nth-child(3) { transition-delay: .8s; }
.is-loaded .node:nth-child(4) { transition-delay: .9s; }
.is-loaded .node:nth-child(5) { transition-delay: 1s; }
.is-loaded .node:nth-child(6) { transition-delay: 1.1s; }
.is-loaded .perimeter__label, .is-loaded .readout { opacity: 1; transition: opacity .8s 1.3s; }

@media (max-width: 960px) {
  .hero__grid { grid-template-columns: 1fr; }
  .system { margin-top: 1rem; }
  .readout { margin-left: 0; gap: 1.5rem; grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .readout dd { font-size: 1.125rem; }
}

/* Section heads ---------------------------------------------------------- */
.section-head { max-width: 44rem; margin-bottom: clamp(3rem, 2rem + 3vw, 5rem); }
.section-head h2 {
  font-size: var(--t-2xl); line-height: 1.05; letter-spacing: -0.035em; font-weight: 700;
  text-wrap: balance;
}
.section-head p { margin-top: 1.25rem; font-size: var(--t-lg); color: var(--muted); max-width: 38rem; text-wrap: pretty; }

/* Services --------------------------------------------------------------- */
.services { padding: var(--section) 0; background: var(--paper); }
.services__layout {
  display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(2rem, 1rem + 5vw, 6rem);
}
.service {
  min-height: 78vh; display: flex; flex-direction: column; justify-content: center;
  padding: 2rem 0; border-top: 1px solid var(--rule);
}
.service:first-child { border-top: 0; min-height: 60vh; justify-content: flex-start; padding-top: 0; }
.service:last-child { min-height: 62vh; }
.service h3 {
  font-size: var(--t-xl); letter-spacing: -0.025em; line-height: 1.15; font-weight: 700;
  color: var(--muted); transition: color .4s;
}
.service.is-active h3 { color: var(--cobalt); }
.service__lead { margin-top: .5rem; font-size: var(--t-2xl); font-weight: 600; line-height: 1.08; letter-spacing: -0.035em; text-wrap: balance; }
.service > p:not(.service__lead) { margin-top: 1.25rem; color: var(--muted); max-width: 32rem; }
.ticks { margin-top: 1.75rem; display: grid; gap: .6rem; }
.ticks li { position: relative; padding-left: 1.75rem; }
.ticks li::before {
  content: ""; position: absolute; left: 0; top: .55em; width: 14px; height: 8px;
  border-left: 2px solid var(--cobalt); border-bottom: 2px solid var(--cobalt);
  transform: rotate(-45deg) translateY(-3px);
}

.services__stage { position: relative; }
.stage {
  position: sticky; top: calc(50vh - 220px);
  height: 440px; border-radius: 18px; overflow: hidden;
  background: var(--ink); color: var(--on-ink);
  box-shadow: 0 40px 80px -40px rgba(10, 26, 51, .55), 0 0 0 1px rgba(10, 26, 51, .06);
}
.stage__bar {
  display: flex; align-items: center; gap: 1rem; height: 44px; padding: 0 1rem;
  border-bottom: 1px solid var(--ink-line); font-size: var(--t-sm); color: var(--on-ink-muted);
}
.stage__dots { display: flex; gap: 6px; }
.stage__dots i { width: 10px; height: 10px; border-radius: 50%; background: rgba(160, 188, 240, .22); }
.stage__title { font-family: var(--mono); font-size: .8125rem; transition: opacity .25s; }

.panel {
  position: absolute; inset: 44px 0 0 0; padding: 1.5rem 1.75rem;
  opacity: 0; transform: translateY(12px); pointer-events: none;
  transition: opacity .45s var(--ease-out), transform .6s var(--ease-out);
}
.panel.is-active { opacity: 1; transform: none; pointer-events: auto; }

.code {
  margin: 0; font-family: var(--mono); font-size: .8125rem; line-height: 1.75;
  color: #C9D6EE; white-space: pre; overflow: hidden;
}
.code .k { color: #8FB0FF; }
.code .f { color: #FFFFFF; }
.code .s { color: #F2C66D; }
.code .n { color: #F2C66D; }
.code[data-type] code { display: block; clip-path: inset(0 0 var(--clip, 0%) 0); }
.checks { position: absolute; left: 1.75rem; right: 1.75rem; bottom: 1.5rem; display: flex; flex-wrap: wrap; gap: .5rem 1.25rem; font-size: var(--t-sm); }
.check { display: inline-flex; align-items: center; gap: .5rem; color: var(--on-ink-muted); opacity: .35; transition: opacity .4s, color .4s; }
.check b { width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.check.is-on { opacity: 1; color: var(--on-ink); }
.check.is-on b { background: var(--green); box-shadow: 0 0 0 4px rgba(47, 182, 124, .18); }

.infra { display: grid; gap: .1rem; font-family: var(--mono); font-size: .8125rem; }
.infra li {
  display: flex; align-items: center; gap: .65rem; padding: .32rem 0;
  opacity: .25; transform: translateX(-6px);
  transition: opacity .4s, transform .5s var(--ease-out);
}
.infra li.i1 { padding-left: 1.4rem; }
.infra li b { width: 7px; height: 7px; border-radius: 2px; background: var(--on-ink-muted); flex: none; transition: background .3s; }
.infra li em { margin-left: auto; font-style: normal; color: var(--on-ink-muted); font-family: var(--font); font-size: .8125rem; }
.infra li.is-on { opacity: 1; transform: none; }
.infra li.is-on b { background: var(--green); }
.infra__summary, .findings__summary {
  position: absolute; left: 1.75rem; right: 1.75rem; bottom: 1.5rem;
  font-size: var(--t-sm); color: var(--on-ink); opacity: 0; transition: opacity .5s;
}
.infra__summary.is-on, .findings__summary.is-on { opacity: 1; }

.findings { display: grid; gap: .5rem; }
.findings li {
  display: grid; grid-template-columns: 5.25rem 1fr auto; align-items: center; gap: 1rem;
  padding: .8rem 1rem; border-radius: 10px; background: var(--ink-2);
  border: 1px solid var(--ink-line); font-size: .9375rem;
}
.sev { font-size: .75rem; font-weight: 600; padding: .2rem .55rem; border-radius: 6px; justify-self: start; }
.sev-high .sev { color: #FFB4B6; background: rgba(229, 72, 77, .18); }
.sev-med .sev { color: #FFD48A; background: rgba(242, 161, 12, .18); }
.sev-low .sev { color: #B9C8E6; background: rgba(160, 188, 240, .14); }
.desc { color: var(--on-ink); transition: color .4s; }
.state {
  font-size: .8125rem; font-weight: 600; color: var(--green);
  opacity: 0; transform: scale(.9); transition: opacity .35s, transform .35s var(--ease-out);
}
.findings li.is-fixed .state { opacity: 1; transform: none; }
.findings li.is-fixed .desc { color: var(--on-ink-muted); }

@media (max-width: 960px) {
  .services__layout { grid-template-columns: 1fr; }
  .services__stage { display: none; }
  .service, .service:first-child, .service:last-child { min-height: 0; padding: 3rem 0; justify-content: flex-start; }
  .service:first-child { padding-top: 0; }
  .service h3 { color: var(--cobalt); }
}

/* Process ---------------------------------------------------------------- */
.process { padding: var(--section) 0; background: var(--white); border-block: 1px solid var(--rule); }
.steps {
  --progress: 0;
  position: relative;
  display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 2rem;
  padding-top: 3.25rem;
}
.steps::before, .steps::after {
  content: ""; position: absolute; left: 0; top: 18px; height: 2px; border-radius: 2px;
}
.steps::before { right: 0; background: var(--rule); }
.steps::after { width: calc(var(--progress) * 100%); background: var(--cobalt); transition: width .15s linear; }
.steps li { position: relative; }
.steps__n {
  position: absolute; top: -3.25rem; left: 0;
  display: grid; place-items: center; width: 38px; height: 38px; border-radius: 50%;
  background: var(--white); border: 2px solid var(--rule);
  font-weight: 700; font-size: .9375rem; color: var(--muted);
  transition: border-color .4s, color .4s, background-color .4s;
  z-index: 1;
}
.steps li.is-reached .steps__n { border-color: var(--cobalt); background: var(--cobalt); color: var(--white); }
.steps h3 { font-size: var(--t-lg); font-weight: 700; letter-spacing: -0.02em; margin-top: .75rem; }
.steps p { margin-top: .5rem; color: var(--muted); font-size: .9688rem; }

@media (max-width: 960px) {
  .steps { grid-template-columns: 1fr; gap: 2.25rem; padding-top: 0; padding-left: 3.5rem; }
  .steps::before, .steps::after { left: 18px; top: 0; bottom: 0; width: 2px; height: auto; right: auto; }
  .steps::after { height: calc(var(--progress) * 100%); bottom: auto; width: 2px; }
  .steps__n { top: -.2rem; left: -3.5rem; }
  .steps h3 { margin-top: 0; }
}

/* Standards -------------------------------------------------------------- */
.standards { padding: var(--section) 0; background: var(--paper); }
.standards__grid { display: grid; grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr); gap: clamp(2rem, 1rem + 5vw, 6rem); align-items: start; }
.section-head--side { position: sticky; top: 120px; margin-bottom: 0; }
.standards__list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.standards__list > div { padding: 1.75rem 1.75rem 1.75rem 0; border-top: 1px solid var(--rule); }
.standards__list > div:nth-child(even) { padding-left: 1.75rem; padding-right: 0; border-left: 1px solid var(--rule); }
.standards__list dt { font-weight: 700; font-size: var(--t-lg); letter-spacing: -0.02em; }
.standards__list dd { margin-top: .5rem; color: var(--muted); font-size: .9688rem; }

@media (max-width: 860px) {
  .standards__grid { grid-template-columns: 1fr; }
  .section-head--side { position: static; margin-bottom: 2.5rem; }
  .standards__list { grid-template-columns: 1fr; }
  .standards__list > div, .standards__list > div:nth-child(even) { padding: 1.5rem 0; border-left: 0; }
}

/* Engagements ------------------------------------------------------------ */
.engage { padding: 0 0 var(--section); background: var(--paper); }
.engage__cols { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 2px solid var(--text); }
.engage__cols article { padding: 2rem 2rem 0 0; }
.engage__cols article + article { padding-left: 2rem; border-left: 1px solid var(--rule); }
.engage__cols h3 { font-size: var(--t-xl); letter-spacing: -0.025em; line-height: 1.15; }
.engage__cols p { margin-top: .9rem; color: var(--muted); }
.engage__cols .engage__fit { margin-top: 1.25rem; color: var(--text); font-weight: 500; font-size: .9375rem; }

@media (max-width: 860px) {
  .engage__cols { grid-template-columns: 1fr; }
  .engage__cols article, .engage__cols article + article { padding: 2rem 0; border-left: 0; }
  .engage__cols article + article { border-top: 1px solid var(--rule); }
}

/* Contact ---------------------------------------------------------------- */
.contact { padding: var(--section) 0; background: var(--ink); color: var(--on-ink); }
.contact__grid { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: clamp(2.5rem, 1rem + 5vw, 6rem); }
.contact__intro h2 { font-size: var(--t-2xl); line-height: 1.05; letter-spacing: -0.035em; color: var(--white); text-wrap: balance; }
.contact__intro p { margin-top: 1.25rem; color: var(--on-ink-muted); font-size: var(--t-lg); max-width: 28rem; }
.contact__direct a { color: var(--white); text-underline-offset: 4px; text-decoration-thickness: 1px; }
.contact__direct a:hover { color: var(--cobalt-soft); }

.form { display: grid; gap: 1.25rem; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.form__needs { border: 0; padding: 0; margin: 0 0 .5rem; display: flex; flex-wrap: wrap; gap: .5rem; }
.form__needs legend { font-size: var(--t-sm); color: var(--on-ink-muted); margin-bottom: .75rem; padding: 0; }
.chip { position: relative; cursor: pointer; }
.chip input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.chip span {
  display: inline-flex; align-items: center; height: 42px; padding: 0 1.1rem; border-radius: 999px;
  border: 1px solid rgba(232, 238, 249, .24); font-size: .9375rem; font-weight: 500;
  transition: background-color .2s, border-color .2s, color .2s;
}
.chip:hover span { border-color: rgba(232, 238, 249, .6); }
.chip input:checked + span { background: var(--white); border-color: var(--white); color: var(--ink); }
.chip input:focus-visible + span { outline: 2px solid var(--cobalt-soft); outline-offset: 3px; }

.field { display: grid; gap: .45rem; }
.field > span { font-size: var(--t-sm); color: var(--on-ink-muted); }
.field i { font-style: normal; opacity: .7; }
.field input, .field textarea {
  width: 100%; padding: .85rem 1rem; border-radius: 10px;
  background: var(--ink-2); border: 1px solid rgba(160, 188, 240, .2); color: var(--white);
  transition: border-color .2s, background-color .2s;
}
.field textarea { resize: vertical; min-height: 8rem; line-height: 1.5; }
.field input::placeholder, .field textarea::placeholder { color: #6E80A0; }
.field input:hover, .field textarea:hover { border-color: rgba(160, 188, 240, .4); }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--cobalt-soft); background: #132B50; }
.field.is-invalid input, .field.is-invalid textarea { border-color: var(--red); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.form__foot { display: flex; align-items: center; gap: 1.25rem; flex-wrap: wrap; margin-top: .5rem; }
.form__status { font-size: .9375rem; color: var(--on-ink-muted); }
.form__status.is-ok { color: var(--white); }
.form__status.is-error { color: #FFB4B6; }
.btn[disabled] { opacity: .6; cursor: progress; }

@media (max-width: 860px) {
  .contact__grid { grid-template-columns: 1fr; }
  .form__row { grid-template-columns: 1fr; }
}

/* Footer ----------------------------------------------------------------- */
.footer { background: var(--ink); color: var(--on-ink-muted); border-top: 1px solid var(--ink-line); }
.footer__inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.5rem; padding-block: 2.5rem; }
.brand--footer { color: var(--white); }
.footer__links { display: flex; flex-wrap: wrap; gap: 1.75rem; font-size: .9375rem; }
.footer__links a { text-decoration: none; }
.footer__links a:hover { color: var(--white); }
.footer__legal { font-size: var(--t-sm); width: 100%; }

/* 404 -------------------------------------------------------------------- */
.notfound { min-height: 100vh; display: grid; place-items: center; background: var(--ink); color: var(--on-ink); text-align: left; }
.notfound h1 { font-size: var(--t-hero); line-height: 1; letter-spacing: -0.045em; color: var(--white); }
.notfound p { margin: 1.25rem 0 2rem; color: var(--on-ink-muted); font-size: var(--t-lg); max-width: 30rem; }

/* Reduced motion --------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; transition-delay: 0s !important; }
  .js .hero__title .line > span, .js .reveal-load { transform: none; opacity: 1; }
  .js .system .draw { stroke-dashoffset: 0; }
  .js .node, .js .perimeter__label, .js .readout { opacity: 1; }
  .scan { display: none; }
}