/* IP Netrix — buildless construction page. Original brand palette and mark. */
:root {
  color-scheme: dark;
  --ink: #181a18;
  --paper: #f5f3ec;
  --orange: #ff642d;
  --muted: #b5bbae;
  --line: #3b4037;
  --sans: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}
* { box-sizing: border-box; }
html { min-width: 280px; background: var(--ink); }
body { min-height: 100vh; min-height: 100svh; margin: 0; display: flex; flex-direction: column; background: var(--ink); color: var(--paper); font-family: var(--sans); -webkit-font-smoothing: antialiased; }
::selection { background: var(--orange); color: var(--ink); }
a { color: inherit; text-decoration: none; }
a:focus-visible { outline: 3px solid var(--orange); outline-offset: 6px; }
p, h1, figure { margin: 0; }
img, svg { display: block; max-width: 100%; }
.shell { width: min(1360px, calc(100% - 112px)); margin-inline: auto; }
.skip-link { position: fixed; top: 8px; left: 8px; padding: 12px 18px; background: var(--paper); color: var(--ink); z-index: 10; transform: translateY(-160%); }
.skip-link:focus { transform: translateY(0); }
.site-header { background: var(--paper); color: var(--ink); }
.header-inner { min-height: 100px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.wordmark { display: inline-flex; align-items: center; gap: 12px; font-size: 29px; font-weight: 900; line-height: 1; letter-spacing: -1.4px; white-space: nowrap; }
.wordmark img { flex-shrink: 0; }
.brand-dot { color: var(--orange); }
.header-note, .eyebrow { font: 500 11px/1.5 var(--mono); text-transform: uppercase; letter-spacing: .1em; }
.header-note { text-align: right; }
main { flex: 1; display: flex; }
.construction { display: flex; flex-direction: column; }
.section-rail { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-top: 37px; color: var(--muted); }
.status { display: flex; align-items: center; gap: 10px; }
.signal { display: block; width: 7px; height: 7px; flex-shrink: 0; background: var(--orange); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr); gap: clamp(28px, 4vw, 70px); align-items: center; flex: 1; padding-block: 68px 76px; }
h1 { font-size: clamp(56px, 7.6vw, 116px); font-weight: 900; letter-spacing: -.065em; line-height: .98; }
h1 span { display: block; color: var(--orange); }
.intro { margin-top: 31px; font-size: clamp(18px, 1.65vw, 23px); line-height: 1.5; letter-spacing: -.025em; }
.description { max-width: 43ch; margin-top: 17px; color: var(--muted); font-size: 15px; line-height: 1.75; }
.disciplines { display: flex; flex-wrap: wrap; column-gap: 12px; row-gap: 8px; margin-top: 36px; font: 500 10px/1.6 var(--mono); text-transform: uppercase; letter-spacing: .08em; }
.disciplines span { color: var(--orange); }
.network-art { min-width: 0; padding: 20px 20px 18px; border: 1px solid var(--line); }
.art-heading { display: flex; justify-content: space-between; gap: 12px; font: 500 9px/1.5 var(--mono); letter-spacing: .08em; color: var(--muted); }
.topology { width: 100%; height: auto; margin-block: 18px 9px; }
figcaption { display: flex; align-items: center; gap: 9px; border-top: 1px solid var(--line); padding-top: 14px; color: var(--muted); font: 400 10px/1.5 var(--mono); }
.small-square { width: 5px; height: 5px; flex-shrink: 0; background: var(--orange); }
.hero-bottom { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-block: 25px 28px; border-top: 1px solid var(--line); }
.hero-bottom > p:first-child { color: var(--muted); font-size: 12px; line-height: 1.55; }
.hero-bottom strong { color: var(--paper); font-weight: 500; }
.expertise { display: flex; flex-wrap: wrap; gap: 12px; color: var(--muted); font: 400 11px/1.6 var(--mono); }
.expertise span { color: var(--orange); }
.corner-arrow { flex-shrink: 0; color: var(--orange); }
.site-footer { background: var(--paper); color: var(--ink); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 70px; padding-block: 18px; font-size: 11px; line-height: 1.6; }
.footer-inner strong { font-weight: 600; }
@media (min-width: 1700px) { .hero-grid { padding-block: 90px; } }
@media (max-width: 1100px) {
  .shell { width: calc(100% - 72px); }
  .hero-grid { gap: 26px; padding-block: 58px; }
  .network-art { padding: 15px; }
  .desktop-break { display: none; }
  .header-note { max-width: 26ch; }
}
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 42px; padding-block: 48px; }
  h1 { font-size: clamp(48px, 12vw, 96px); }
  .intro { font-size: 21px; }
  .description { max-width: 51ch; }
  .network-art { width: 100%; max-width: 440px; justify-self: end; padding: 20px; }
  .hero-bottom { flex-wrap: wrap; }
  .expertise { order: 3; flex-basis: 100%; }
}
@media (max-width: 600px) {
  .shell { width: calc(100% - 48px); }
  .header-inner { min-height: 84px; }
  .wordmark { gap: 10px; font-size: 26px; }
  .wordmark img { width: 38px; height: 38px; }
  .header-note, .rail-index { display: none; }
  .section-rail { padding-top: 28px; }
  .eyebrow { font-size: 9px; }
  .hero-grid { padding-block: 40px 42px; gap: 36px; }
  h1 { font-size: clamp(39px, 12.3vw, 68px); }
  .intro { margin-top: 25px; font-size: 19px; }
  .description { font-size: 14px; }
  .disciplines { margin-top: 28px; column-gap: 9px; font-size: 9px; }
  .network-art { max-width: 380px; padding: 16px; }
  .hero-bottom { padding-block: 22px; gap: 18px; }
  .expertise { gap: 8px; font-size: 9px; }
  .footer-inner { align-items: flex-start; flex-direction: column; gap: 5px; font-size: 10px; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; } }