/* ════════════════════════════════════════════════════════════
   Nessco — The Agentic Harness Company
   Dark, edgy surface treatment over a Material Design layout system.
   ──────────────────────────────────────────────────────────── */

/* ── design tokens ─────────────────────────────────────────── */
:root {
  /* surfaces (MD3 elevation ladder, dark) */
  --bg:            #06080B;
  --surface:       #0A0D11;
  --surface-1:     #101419;
  --surface-2:     #151A21;
  --surface-3:     #1B222A;
  --surface-4:     #222A34;

  /* content */
  --on-surface:      #E8EBEF;
  --on-surface-var:  #98A1AC;
  --on-surface-dim:  #6C757F;

  /* lines */
  --outline:        rgba(255, 255, 255, .08);
  --outline-strong: rgba(255, 255, 255, .16);

  /* accents */
  --steel:      #DCE1E7;
  --steel-dim:  #A7AFB9;
  --mint:       #2FE3B5;
  --ember:      #FF5B47;
  --amber:      #FFB020;
  --ice:        #74C9FF;

  /* elevation */
  --e1: 0 1px 2px rgba(0,0,0,.6), 0 1px 3px 1px rgba(0,0,0,.4);
  --e2: 0 1px 2px rgba(0,0,0,.6), 0 2px 6px 2px rgba(0,0,0,.45);
  --e3: 0 4px 8px 3px rgba(0,0,0,.45), 0 1px 3px rgba(0,0,0,.7);
  --e4: 0 6px 10px 4px rgba(0,0,0,.45), 0 2px 3px rgba(0,0,0,.7);

  /* motion (MD3 easing) */
  --ease-std:    cubic-bezier(.2, 0, 0, 1);
  --ease-emph:   cubic-bezier(.05, .7, .1, 1);
  --dur-sm: .18s;
  --dur-md: .32s;
  --dur-lg: .55s;

  /* shape */
  --r-sm: 6px;
  --r-md: 12px;
  --r-lg: 18px;
  --r-xl: 28px;
  --r-full: 999px;

  /* type */
  --ff-display: 'Chakra Petch', 'Eurostile', 'Roboto', system-ui, sans-serif;
  --ff-body: 'Inter', 'Roboto', system-ui, -apple-system, sans-serif;
  --ff-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  /* layout */
  --wrap: 1200px;
  --bar-h: 68px;
}

/* ── reset ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--bar-h) + 16px);
  /* the off-canvas drawer sits past the right edge; clip rather than scroll */
  overflow-x: clip;
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--bg);
  color: var(--on-surface);
  font-family: var(--ff-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { margin: 0; font-family: var(--ff-display); font-weight: 600; line-height: 1.12; letter-spacing: -.01em; }
p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button, input, select, textarea { font: inherit; color: inherit; }

::selection { background: var(--steel); color: #06080B; }

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

.skip-link {
  position: absolute; left: 12px; top: -60px; z-index: 200;
  background: var(--steel); color: #06080B; font-weight: 600;
  padding: 10px 18px; border-radius: var(--r-full);
  transition: top var(--dur-sm) var(--ease-std);
}
.skip-link:focus { top: 12px; }

.mono { font-family: var(--ff-mono); font-variant-ligatures: none; }

/* ── layout helpers ────────────────────────────────────────── */
.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: 24px; }
.wrap--narrow { max-width: 860px; }

.section { padding: clamp(72px, 10vw, 132px) 0; position: relative; }
.section--alt { background: var(--surface); border-block: 1px solid var(--outline); }
.section--alt::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(60% 50% at 15% 0%, rgba(116, 201, 255, .05), transparent 70%),
    radial-gradient(50% 50% at 90% 100%, rgba(47, 227, 181, .04), transparent 70%);
}
.section--alt > * { position: relative; }

.section__head { max-width: 780px; margin-bottom: clamp(40px, 6vw, 68px); }
.section__sub { color: var(--on-surface-var); font-size: 1.05rem; margin-top: 18px; }

/* ── type scale ────────────────────────────────────────────── */
.display {
  font-family: var(--ff-display);
  font-size: clamp(2.9rem, 7.4vw, 5.4rem);
  font-weight: 700;
  line-height: .98;
  letter-spacing: -.025em;
  margin: 0 0 26px;
  text-transform: uppercase;
}
.display__accent {
  background: linear-gradient(100deg, #FFFFFF 0%, #C9CFD6 30%, #FFFFFF 52%, #8E959D 78%, #E9EDF1 100%);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.headline {
  font-size: clamp(1.75rem, 3.4vw, 2.75rem);
  letter-spacing: -.02em;
}
.title { font-size: 1.2rem; letter-spacing: -.005em; margin-bottom: 10px; }
.lede { font-size: clamp(1.02rem, 1.4vw, 1.18rem); color: var(--on-surface-var); max-width: 56ch; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--ff-mono); font-size: .74rem; letter-spacing: .18em; text-transform: uppercase;
  color: var(--steel-dim);
  border: 1px solid var(--outline-strong); border-radius: var(--r-full);
  padding: 7px 16px; margin-bottom: 26px;
  background: rgba(255,255,255,.02);
}
.eyebrow--plain { border: 0; padding: 0; background: none; color: var(--steel-dim); }
.eyebrow--plain::before { content: ""; width: 26px; height: 1px; background: var(--outline-strong); }

.pulse {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--mint); box-shadow: 0 0 0 0 rgba(47,227,181,.55);
  animation: pulse 2.4s var(--ease-std) infinite;
  flex: none;
}
.pulse--sm { width: 6px; height: 6px; }
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(47,227,181,.5); }
  70%  { box-shadow: 0 0 0 9px rgba(47,227,181,0); }
  100% { box-shadow: 0 0 0 0 rgba(47,227,181,0); }
}

/* ── buttons (MD3) ─────────────────────────────────────────── */
.btn {
  position: relative; overflow: hidden;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 42px; padding: 0 22px;
  border: 0; border-radius: var(--r-full);
  font-family: var(--ff-body); font-size: .92rem; font-weight: 600; letter-spacing: .01em;
  cursor: pointer; white-space: nowrap;
  transition: background var(--dur-sm) var(--ease-std),
              box-shadow var(--dur-sm) var(--ease-std),
              transform var(--dur-sm) var(--ease-std),
              border-color var(--dur-sm) var(--ease-std);
}
.btn--lg { height: 52px; padding: 0 30px; font-size: 1rem; }
.btn--block { width: 100%; }

.btn--filled {
  background: linear-gradient(145deg, #FFFFFF 0%, #D6DBE1 55%, #B9C0C8 100%);
  color: #06080B; box-shadow: var(--e1);
}
.btn--filled:hover { box-shadow: var(--e3); transform: translateY(-1px); }
.btn--filled:active { transform: translateY(0); box-shadow: var(--e1); }

.btn--outlined {
  background: transparent; color: var(--on-surface);
  border: 1px solid var(--outline-strong);
}
.btn--outlined:hover { background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.3); }

.btn--text { background: transparent; color: var(--on-surface-var); padding: 0 14px; }
.btn--text:hover { color: var(--on-surface); background: rgba(255,255,255,.05); }

.ripple {
  position: absolute; border-radius: 50%; transform: scale(0);
  background: currentColor; opacity: .22; pointer-events: none;
  animation: ripple .55s var(--ease-emph) forwards;
}
@keyframes ripple { to { transform: scale(2.6); opacity: 0; } }

.icon-btn {
  display: none; place-items: center;
  width: 44px; height: 44px; border-radius: 50%;
  background: transparent; border: 1px solid var(--outline);
  cursor: pointer;
}
.icon-btn:hover { background: rgba(255,255,255,.06); }
.icon-btn svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; }

/* ── top app bar ───────────────────────────────────────────── */
.app-bar {
  position: fixed; inset: 0 0 auto; z-index: 90;
  height: var(--bar-h);
  background: rgba(6, 8, 11, .6);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid transparent;
  transition: background var(--dur-md) var(--ease-std),
              border-color var(--dur-md) var(--ease-std),
              box-shadow var(--dur-md) var(--ease-std);
}
.app-bar.is-stuck {
  background: rgba(8, 11, 15, .88);
  border-bottom-color: var(--outline);
  box-shadow: var(--e2);
}
.app-bar__inner {
  height: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: 24px;
  display: flex; align-items: center; gap: 24px;
}
.app-bar__scanline {
  position: absolute; left: 0; bottom: -1px; height: 1px; width: 100%;
  background: linear-gradient(90deg, transparent, rgba(220,225,231,.55), transparent);
  opacity: 0; transform: scaleX(.2); transform-origin: left;
  transition: opacity var(--dur-lg) var(--ease-std), transform var(--dur-lg) var(--ease-std);
}
.app-bar.is-stuck .app-bar__scanline { opacity: .8; transform: scaleX(1); }

.brand { display: flex; align-items: center; gap: 12px; flex: none; }
.brand__mark {
  width: 34px; height: 34px; display: grid; place-items: center;
  background: linear-gradient(150deg, var(--surface-3), var(--surface-1));
  border: 1px solid var(--outline-strong); border-radius: 9px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.08);
}
.brand__mark--sm { width: 42px; height: 42px; border-radius: 11px; }
.mark-img { width: 76%; height: auto; }
.brand__text { display: flex; flex-direction: column; line-height: 1.08; }
.brand__name { font-family: var(--ff-display); font-weight: 700; letter-spacing: .22em; font-size: .96rem; }
.brand__tag { font-family: var(--ff-mono); font-size: .62rem; letter-spacing: .16em; text-transform: uppercase; color: var(--on-surface-dim); }

.nav { display: flex; gap: 4px; margin-inline: auto; }
.nav a {
  position: relative; padding: 8px 14px; border-radius: var(--r-full);
  font-size: .9rem; color: var(--on-surface-var);
  transition: color var(--dur-sm) var(--ease-std), background var(--dur-sm) var(--ease-std);
}
.nav a::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 3px; height: 1px;
  background: var(--steel); transform: scaleX(0); transform-origin: left;
  transition: transform var(--dur-md) var(--ease-emph);
}
.nav a:hover { color: var(--on-surface); }
.nav a:hover::after, .nav a.is-active::after { transform: scaleX(1); }
.nav a.is-active { color: var(--on-surface); }

.app-bar__actions { display: flex; align-items: center; gap: 8px; flex: none; }

/* ── drawer ────────────────────────────────────────────────── */
.scrim {
  position: fixed; inset: 0; z-index: 95;
  background: rgba(0,0,0,.65); backdrop-filter: blur(2px);
  opacity: 0; transition: opacity var(--dur-md) var(--ease-std);
}
.scrim.is-open { opacity: 1; }

.drawer {
  position: fixed; top: 0; right: 0; bottom: 0; z-index: 96;
  width: min(360px, 86vw); padding: 20px;
  display: flex; flex-direction: column; gap: 18px;
  background: var(--surface-1);
  border-left: 1px solid var(--outline);
  box-shadow: var(--e4);
  transform: translateX(100%);
  transition: transform var(--dur-md) var(--ease-emph);
  visibility: hidden;
}
.drawer.is-open { transform: none; visibility: visible; }
.drawer__head { display: flex; align-items: center; justify-content: space-between; }
.drawer__head .icon-btn { display: grid; }
.drawer__title { font-family: var(--ff-mono); font-size: .72rem; letter-spacing: .2em; text-transform: uppercase; color: var(--on-surface-dim); }
.drawer__nav { display: flex; flex-direction: column; gap: 2px; flex: 1; }
.drawer__nav a {
  display: flex; align-items: center; gap: 12px;
  padding: 13px 16px; border-radius: var(--r-full);
  color: var(--on-surface-var); font-size: .96rem;
  transition: background var(--dur-sm) var(--ease-std), color var(--dur-sm) var(--ease-std);
}
.drawer__nav a:hover { background: var(--surface-3); color: var(--on-surface); }
.drawer__nav .dot { width: 5px; height: 5px; border-radius: 50%; background: var(--steel-dim); flex: none; }

/* ── hero ──────────────────────────────────────────────────── */
.hero {
  position: relative;
  padding: calc(var(--bar-h) + clamp(56px, 9vw, 110px)) 0 clamp(72px, 9vw, 120px);
  overflow: hidden;
  border-bottom: 1px solid var(--outline);
}
.hero__lattice { position: absolute; inset: 0; width: 100%; height: 100%; opacity: .5; }
.hero__grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 68px 68px;
  mask-image: radial-gradient(85% 70% at 50% 30%, #000 25%, transparent 80%);
  -webkit-mask-image: radial-gradient(85% 70% at 50% 30%, #000 25%, transparent 80%);
}
.hero__glow {
  position: absolute; inset: -20% -10% auto; height: 720px;
  background:
    radial-gradient(46% 52% at 22% 34%, rgba(116,201,255,.10), transparent 70%),
    radial-gradient(40% 46% at 78% 22%, rgba(255,255,255,.07), transparent 72%),
    radial-gradient(36% 40% at 62% 78%, rgba(47,227,181,.07), transparent 72%);
  filter: blur(6px);
}
.hero__inner {
  position: relative; z-index: 1;
  width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: 24px;
  display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  gap: clamp(36px, 5vw, 72px); align-items: center;
}
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.hero__pills { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 30px; }
.hero__pills li {
  font-family: var(--ff-mono); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--on-surface-var);
  border: 1px solid var(--outline); border-radius: var(--r-full);
  padding: 6px 14px; background: rgba(255,255,255,.02);
}

.hero__panel { display: grid; gap: 20px; }

.mark-plate {
  position: relative; overflow: hidden; margin: 0;
  border: 1px solid var(--outline-strong); border-radius: var(--r-lg);
  box-shadow: var(--e3), inset 0 1px 0 rgba(255,255,255,.06);
  background: var(--surface-1);
}
.mark-plate__img { width: 100%; height: auto; }
/* seat the photographed panel into the page's darker palette */
.mark-plate::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(160deg, rgba(6,8,11,0), rgba(6,8,11,.28));
}
.mark-plate__sweep {
  position: absolute; z-index: 2; top: -60%; left: -35%; width: 45%; height: 220%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.13), transparent);
  transform: rotate(14deg);
  animation: sweep 6.5s var(--ease-std) infinite;
}
@keyframes sweep {
  0%, 62% { left: -35%; }
  100% { left: 118%; }
}

/* ── cards ─────────────────────────────────────────────────── */
.card {
  background: var(--surface-1);
  border: 1px solid var(--outline);
  border-radius: var(--r-lg);
  padding: 26px;
}
.card--elev { box-shadow: var(--e2); background: linear-gradient(160deg, var(--surface-2), var(--surface-1) 60%); }
.card--glass { background: rgba(16, 20, 25, .72); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); box-shadow: var(--e3); }

/* telemetry panel */
.telemetry__head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.telemetry__id { font-size: .72rem; color: var(--on-surface-dim); letter-spacing: .06em; }
.chip {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--ff-mono); font-size: .68rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--on-surface-var);
  border: 1px solid var(--outline-strong); border-radius: var(--r-full);
  padding: 5px 12px; background: rgba(255,255,255,.03);
}
.chip--live { color: var(--mint); border-color: rgba(47,227,181,.35); background: rgba(47,227,181,.07); }

.telemetry__rows { display: grid; gap: 6px; font-size: .78rem; }
.telemetry__rows li {
  display: flex; align-items: center; gap: 12px;
  padding: 9px 12px; border-radius: var(--r-sm);
  background: rgba(255,255,255,.02);
  border-left: 2px solid var(--outline-strong);
  color: var(--on-surface-var);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.telemetry__rows .tag {
  font-size: .64rem; letter-spacing: .1em; font-weight: 500;
  padding: 2px 7px; border-radius: 4px; flex: none;
}
.telemetry__rows .ok { border-left-color: var(--mint); }
.telemetry__rows .ok .tag { background: rgba(47,227,181,.14); color: var(--mint); }
.telemetry__rows .warn { border-left-color: var(--amber); }
.telemetry__rows .warn .tag { background: rgba(255,176,32,.14); color: var(--amber); }
.telemetry__rows .bad { border-left-color: var(--ember); }
.telemetry__rows .bad .tag { background: rgba(255,91,71,.15); color: var(--ember); }

.telemetry__foot {
  display: flex; align-items: center; gap: 14px;
  margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--outline);
  font-size: .7rem; color: var(--on-surface-dim); white-space: nowrap;
}
.meter { flex: 1; height: 4px; border-radius: var(--r-full); background: rgba(255,255,255,.08); overflow: hidden; }
.meter span {
  display: block; height: 100%; width: var(--w);
  background: linear-gradient(90deg, var(--mint), var(--ice));
  border-radius: inherit;
}

/* ── stat strip ────────────────────────────────────────────── */
.strip { background: var(--surface); border-bottom: 1px solid var(--outline); padding: 44px 0; }
.strip__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.strip__item { display: flex; flex-direction: column; gap: 8px; padding-left: 18px; border-left: 1px solid var(--outline-strong); }
.strip__k { font-size: 1.5rem; font-weight: 500; color: var(--on-surface); letter-spacing: -.02em; }
.strip__v { font-size: .86rem; color: var(--on-surface-dim); line-height: 1.5; }

/* ── capability cards ──────────────────────────────────────── */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.cards .card {
  position: relative; overflow: hidden;
  display: flex; flex-direction: column;
  padding: 30px;
  transition: transform var(--dur-md) var(--ease-emph),
              box-shadow var(--dur-md) var(--ease-std),
              border-color var(--dur-md) var(--ease-std);
}
.cards .card::before {
  content: ""; position: absolute; inset: 0 0 auto; height: 2px;
  background: linear-gradient(90deg, transparent, var(--acc, var(--steel)), transparent);
  opacity: .5; transition: opacity var(--dur-md) var(--ease-std);
}
.cards .card[data-accent="mint"]  { --acc: var(--mint); }
.cards .card[data-accent="ember"] { --acc: var(--ember); }
.cards .card[data-accent="steel"] { --acc: var(--ice); }
.cards .card:hover {
  transform: translateY(-4px);
  box-shadow: var(--e4);
  border-color: var(--outline-strong);
}
.cards .card:hover::before { opacity: 1; }

.card__ico {
  display: grid; place-items: center; width: 48px; height: 48px; margin-bottom: 22px;
  border-radius: var(--r-md);
  background: color-mix(in srgb, var(--acc, var(--steel)) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--acc, var(--steel)) 26%, transparent);
}
.card__ico svg { width: 24px; height: 24px; fill: none; stroke: var(--acc, var(--steel)); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.cards .card p { color: var(--on-surface-var); font-size: .94rem; }

.ticks { display: grid; gap: 10px; margin: 22px 0 26px; }
.ticks li {
  position: relative; padding-left: 26px;
  font-size: .88rem; color: var(--on-surface-var); line-height: 1.5;
}
.ticks li::before {
  content: ""; position: absolute; left: 4px; top: .5em;
  width: 8px; height: 8px; border-radius: 2px;
  background: var(--acc, var(--steel-dim));
  transform: rotate(45deg);
}
.ticks--lg li { font-size: .95rem; margin-bottom: 2px; }

.link-arrow {
  display: inline-flex; align-items: center; gap: 8px; margin-top: auto;
  font-size: .86rem; font-weight: 600; color: var(--on-surface);
}
.link-arrow svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; transition: transform var(--dur-md) var(--ease-emph); }
.link-arrow:hover svg { transform: translateX(5px); }

/* ── steps ─────────────────────────────────────────────────── */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: s; }
.step {
  position: relative; padding: 28px 24px;
  background: linear-gradient(170deg, var(--surface-2), var(--surface-1));
  border: 1px solid var(--outline); border-radius: var(--r-lg);
  transition: border-color var(--dur-md) var(--ease-std), transform var(--dur-md) var(--ease-emph);
}
.step:hover { border-color: var(--outline-strong); transform: translateY(-3px); }
.step::after {
  content: ""; position: absolute; top: 50%; right: -12px; width: 12px; height: 1px;
  background: var(--outline-strong);
}
.step:last-child::after { display: none; }
.step__n {
  display: block; font-size: .8rem; letter-spacing: .16em; color: var(--on-surface-dim); margin-bottom: 16px;
}
.step p { font-size: .9rem; color: var(--on-surface-var); }
.step__meta {
  display: block; margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--outline);
  font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; color: var(--on-surface-dim);
}

/* ── split sections ────────────────────────────────────────── */
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(36px, 5vw, 76px); align-items: center; }
.split--rev .split__copy { order: 2; }
.split__copy > p { color: var(--on-surface-var); margin-top: 20px; max-width: 54ch; }
.split__copy .headline { margin-bottom: 4px; }

.feature-list { display: grid; gap: 22px; margin-top: 34px; }
.feature { padding-left: 20px; border-left: 2px solid var(--outline-strong); }
.feature h4 { font-family: var(--ff-body); font-size: 1rem; font-weight: 600; margin-bottom: 6px; }
.feature p { font-size: .9rem; color: var(--on-surface-var); }

/* code card */
.card--code { padding: 0; overflow: hidden; background: #080B0E; box-shadow: var(--e3); }
.card__code-head {
  display: flex; align-items: center; gap: 14px;
  padding: 13px 18px; border-bottom: 1px solid var(--outline);
  background: var(--surface-1);
  font-size: .74rem; color: var(--on-surface-dim);
}
.dots { display: flex; gap: 6px; }
.dots i { width: 9px; height: 9px; border-radius: 50%; background: var(--surface-4); }
.code {
  margin: 0; padding: 22px;
  font-size: .8rem; line-height: 1.85; color: var(--on-surface-var);
  overflow-x: auto;
}
.code .c-k { color: var(--ice); }
.code .c-s { color: var(--mint); }
.code .c-n { color: var(--amber); }

/* threat board */
.threat-board__head { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 20px; flex-wrap: wrap; }
.threat-board__head .title { margin: 0; }
.threat-list { display: grid; gap: 10px; }
.threat-list li {
  display: flex; align-items: flex-start; gap: 14px;
  padding: 14px; border-radius: var(--r-md);
  background: rgba(255,255,255,.025); border: 1px solid var(--outline);
}
.threat-list strong { display: block; font-size: .92rem; font-weight: 600; }
.threat-list span:not(.sev) { display: block; font-size: .82rem; color: var(--on-surface-dim); line-height: 1.5; }
.sev {
  flex: none; font-family: var(--ff-mono); font-size: .6rem; letter-spacing: .1em;
  padding: 4px 8px; border-radius: 4px; margin-top: 2px;
}
.sev--hi { background: rgba(255,91,71,.14); color: var(--ember); }
.sev--md { background: rgba(255,176,32,.14); color: var(--amber); }
.sev--lo { background: rgba(116,201,255,.13); color: var(--ice); }

/* pipeline */
.pipeline__title { margin-bottom: 20px; }
.pipeline__steps { display: grid; gap: 4px; }
.pipeline__steps li {
  display: flex; gap: 16px; align-items: flex-start;
  padding: 14px 12px; border-radius: var(--r-md);
  transition: background var(--dur-sm) var(--ease-std);
}
.pipeline__steps li:hover { background: rgba(255,255,255,.03); }
.pipeline__steps li + li { border-top: 1px solid var(--outline); }
.pipeline__steps .mono { font-size: .74rem; color: var(--on-surface-dim); padding-top: 3px; flex: none; }
.pipeline__steps strong { display: block; font-size: .95rem; }
.pipeline__steps span:not(.mono) { display: block; font-size: .84rem; color: var(--on-surface-var); }

/* ── architecture stack ────────────────────────────────────── */
.stack { display: grid; gap: 12px; margin-bottom: 48px; }
.layer {
  display: flex; align-items: center; gap: 22px;
  padding: 22px 26px;
  border: 1px solid var(--outline); border-radius: var(--r-md);
  background: linear-gradient(100deg, var(--surface-2), var(--surface-1) 70%);
  transition: transform var(--dur-md) var(--ease-emph), border-color var(--dur-md) var(--ease-std), background var(--dur-md) var(--ease-std);
}
.layer:hover { transform: translateX(6px); border-color: var(--outline-strong); background: linear-gradient(100deg, var(--surface-3), var(--surface-1) 70%); }
.layer__tag {
  flex: none; width: 46px; height: 46px; display: grid; place-items: center;
  border-radius: var(--r-sm); font-size: .82rem;
  background: rgba(255,255,255,.04); border: 1px solid var(--outline-strong); color: var(--steel);
}
.layer__body { flex: 1; }
.layer__body .title { font-size: 1.05rem; margin-bottom: 4px; }
.layer__body p { font-size: .89rem; color: var(--on-surface-var); }
.layer__chip {
  flex: none; font-family: var(--ff-mono); font-size: .66rem; letter-spacing: .14em; text-transform: uppercase;
  color: var(--on-surface-dim); border: 1px solid var(--outline); border-radius: var(--r-full); padding: 5px 12px;
}

.deploy { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.deploy__item { padding: 20px; border-radius: var(--r-md); background: rgba(255,255,255,.025); border: 1px solid var(--outline); }
.deploy__item h4 { font-family: var(--ff-mono); font-size: .78rem; letter-spacing: .16em; text-transform: uppercase; color: var(--steel); margin-bottom: 8px; }
.deploy__item p { font-size: .85rem; color: var(--on-surface-var); }

/* ── sectors ───────────────────────────────────────────────── */
.sectors { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.sector {
  position: relative; padding: 26px;
  border: 1px solid var(--outline); border-radius: var(--r-md);
  background: var(--surface-1);
  transition: background var(--dur-md) var(--ease-std), border-color var(--dur-md) var(--ease-std), transform var(--dur-md) var(--ease-emph);
}
.sector:hover { background: var(--surface-2); border-color: var(--outline-strong); transform: translateY(-3px); }
.sector h3 { font-size: 1.05rem; margin-bottom: 10px; }
.sector p { font-size: .88rem; color: var(--on-surface-var); }

/* ── accordion ─────────────────────────────────────────────── */
.accordion { display: grid; gap: 10px; }
.acc {
  border: 1px solid var(--outline); border-radius: var(--r-md);
  background: var(--surface-1); overflow: hidden;
  transition: border-color var(--dur-md) var(--ease-std), background var(--dur-md) var(--ease-std);
}
.acc[open] { border-color: var(--outline-strong); background: var(--surface-2); }
.acc summary {
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  padding: 20px 24px; cursor: pointer; list-style: none;
  font-family: var(--ff-display); font-size: 1.02rem; font-weight: 600;
}
.acc summary::-webkit-details-marker { display: none; }
.acc summary:hover { background: rgba(255,255,255,.03); }
.acc summary i {
  position: relative; flex: none; width: 16px; height: 16px;
}
.acc summary i::before, .acc summary i::after {
  content: ""; position: absolute; background: var(--steel-dim); border-radius: 2px;
  transition: transform var(--dur-md) var(--ease-emph), opacity var(--dur-md) var(--ease-std);
}
.acc summary i::before { top: 7px; left: 0; width: 16px; height: 2px; }
.acc summary i::after { left: 7px; top: 0; width: 2px; height: 16px; }
.acc[open] summary i::after { transform: rotate(90deg); opacity: 0; }
.acc__body { padding: 0 24px 22px; }
.acc__body p { color: var(--on-surface-var); font-size: .94rem; max-width: 68ch; }

/* ── brand band ────────────────────────────────────────────── */
.brand-band {
  position: relative; overflow: hidden;
  border-block: 1px solid var(--outline);
  background: #0B0E12;
}
.brand-band img {
  width: 100%; height: clamp(150px, 21vw, 300px); object-fit: cover; object-position: center;
  opacity: .92;
}
.brand-band::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(90deg, var(--bg) 0%, rgba(6,8,11,0) 22%, rgba(6,8,11,0) 78%, var(--bg) 100%);
}

/* ── contact ───────────────────────────────────────────────── */
.section--cta { background: var(--surface); border-top: 1px solid var(--outline); position: relative; overflow: hidden; }
.section--cta::before {
  content: ""; position: absolute; inset: auto -10% -60% ; height: 480px;
  background: radial-gradient(50% 60% at 50% 100%, rgba(116,201,255,.09), transparent 70%);
}
.contact { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 480px); gap: clamp(36px, 5vw, 72px); align-items: start; }
.contact__copy > p { color: var(--on-surface-var); margin-top: 18px; max-width: 48ch; }
.contact__copy .ticks { --acc: var(--mint); margin-top: 28px; }
.contact__alt { font-size: .9rem; color: var(--on-surface-dim); margin-top: 26px; }
.contact__alt a { color: var(--on-surface); border-bottom: 1px solid var(--outline-strong); }
.contact__alt a:hover { border-color: var(--steel); }

.contact__form { display: grid; gap: 16px; padding: 30px; }

.field { position: relative; }
.field input, .field select, .field textarea {
  width: 100%; padding: 22px 16px 10px;
  background: rgba(255,255,255,.03);
  border: 1px solid var(--outline-strong);
  border-radius: var(--r-sm);
  font-size: .95rem;
  transition: border-color var(--dur-sm) var(--ease-std), background var(--dur-sm) var(--ease-std);
  appearance: none;
}
.field textarea { resize: vertical; min-height: 104px; line-height: 1.6; }
.field select { color: var(--on-surface); cursor: pointer; padding-top: 22px; }
.field select option { background: var(--surface-2); color: var(--on-surface); }
.field label {
  position: absolute; left: 17px; top: 15px;
  font-size: .95rem; color: var(--on-surface-dim); pointer-events: none;
  transition: transform var(--dur-sm) var(--ease-emph), font-size var(--dur-sm) var(--ease-std), color var(--dur-sm) var(--ease-std);
  transform-origin: left top;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--steel); background: rgba(255,255,255,.05);
}
.field input:focus + label,
.field input:not(:placeholder-shown) + label,
.field textarea:focus + label,
.field textarea:not(:placeholder-shown) + label {
  transform: translateY(-11px) scale(.76); color: var(--steel-dim);
}
.field .label--static { transform: translateY(-11px) scale(.76); color: var(--steel-dim); }
.field .is-invalid { border-color: var(--ember); }

.form-note { font-size: .84rem; color: var(--on-surface-dim); margin: 0; min-height: 1.2em; text-align: center; }
.form-note.is-ok { color: var(--mint); }
.form-note.is-err { color: var(--ember); }

/* ── footer ────────────────────────────────────────────────── */
.footer { background: var(--bg); border-top: 1px solid var(--outline); padding-top: 62px; }
.footer__inner { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.5fr); gap: 46px; padding-bottom: 48px; }
.footer__brand { display: flex; align-items: center; gap: 14px; }
.footer__name { font-family: var(--ff-display); font-weight: 700; letter-spacing: .24em; margin: 0 0 2px; }
.footer__line { color: var(--on-surface-dim); font-size: .86rem; margin: 0; }
.footer__cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.footer__cols h4 { font-family: var(--ff-mono); font-size: .7rem; letter-spacing: .18em; text-transform: uppercase; color: var(--on-surface-dim); margin-bottom: 14px; }
.footer__cols a { display: block; font-size: .89rem; color: var(--on-surface-var); padding: 5px 0; transition: color var(--dur-sm) var(--ease-std); }
.footer__cols a:hover { color: var(--on-surface); }
.footer__bar {
  display: flex; align-items: center; justify-content: space-between; gap: 18px; flex-wrap: wrap;
  padding-block: 22px; border-top: 1px solid var(--outline);
  font-size: .8rem; color: var(--on-surface-dim);
}
.footer__stamp { font-size: .7rem; letter-spacing: .08em; }

/* ── reveal on scroll ──────────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s var(--ease-std), transform .7s var(--ease-emph); }
.reveal.is-in { opacity: 1; transform: none; }

/* ── responsive ────────────────────────────────────────────── */
@media (max-width: 1080px) {
  .cards, .steps, .deploy { grid-template-columns: repeat(2, 1fr); }
  .step::after { display: none; }
  .sectors { grid-template-columns: repeat(2, 1fr); }
  .strip__grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
}

@media (max-width: 900px) {
  .nav { display: none; }
  .icon-btn.nav-toggle { display: grid; }
  .hide-sm { display: none; }
  .hero__inner { grid-template-columns: 1fr; }
  .hero__panel { max-width: 620px; }
  .split, .contact { grid-template-columns: 1fr; }
  .split--rev .split__copy { order: 0; }
  .footer__inner { grid-template-columns: 1fr; gap: 34px; }
}

@media (max-width: 640px) {
  :root { --bar-h: 62px; }
  .wrap, .app-bar__inner, .hero__inner { padding-inline: 18px; }
  .app-bar__inner { gap: 12px; }
  /* the drawer carries the CTA at this width */
  .app-bar__actions .btn--filled { display: none; }
  .eyebrow { font-size: .68rem; letter-spacing: .14em; }
  .cards, .steps, .deploy, .sectors, .strip__grid { grid-template-columns: 1fr; }
  .brand__tag { display: none; }
  .btn { height: 40px; padding: 0 18px; }
  .btn--lg { height: 48px; padding: 0 24px; }
  .hero__cta .btn { flex: 1 1 100%; }
  .card, .contact__form { padding: 22px; }
  .layer { flex-wrap: wrap; gap: 14px; padding: 20px; }
  .layer__chip { order: 3; }
  .footer__cols { grid-template-columns: 1fr 1fr; }
  .footer__bar { justify-content: center; text-align: center; }
  .footer__stamp { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

@media print {
  .app-bar, .drawer, .scrim, .hero__lattice, .hero__glow { display: none; }
  body { background: #fff; color: #000; }
}