/* Retrofit Connect
   Layout: a drawing set. Each page is a sheet, sections are labelled details,
   the footer is the title block. Night sections carry the film's palette; paper sections carry the detail. */
:root {
  --night: #061015;
  --ink: #0B1D23;
  --ink-2: #112A32;
  --ink-3: #1A3A44;
  --paper: #ECEFEC;
  --paper-2: #DFE5E2;
  --chalk: #F7F9F7;
  --text: #0B1B21;
  --muted: #4A5E65;
  --muted-on-dark: #9DB4BB;
  --rule: rgba(11, 27, 33, .14);
  --rule-strong: rgba(11, 27, 33, .32);
  --rule-dark: rgba(189, 232, 245, .14);
  --signal: #F92B26;        /* brand red, from the RC mark */
  --signal-strong: #DA221C; /* buttons: white text passes AA */
  --signal-deep: #C01E18;   /* red text on paper */
  --cool: #BDE8F5;
  --line: #7FA6B5;
  --white: #FFFFFF;

  --f-display: "Archivo", "Arial Narrow", "Helvetica Neue", Arial, sans-serif;
  --f-body: "Hanken Grotesk", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, "Cascadia Mono", Consolas, monospace;

  --max: 1240px;
  --r: 6px;
  --step--1: .875rem;
  --step-0: 1.0625rem;
  --step-1: 1.25rem;
  --step-2: clamp(1.4rem, 1.1rem + 1vw, 1.75rem);
  --step-3: clamp(2rem, 1.3rem + 2.6vw, 3.4rem);
  --step-4: clamp(2.7rem, 1.4rem + 5.2vw, 6rem);
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--paper);
  color: var(--text);
  font-family: var(--f-body);
  font-size: var(--step-0);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, video, svg { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3, h4 { margin: 0; font-family: var(--f-display); font-stretch: 112%; font-weight: 800; line-height: 1.02; letter-spacing: -.015em; text-wrap: balance; }
p { margin: 0; text-wrap: pretty; }
ul, ol { margin: 0; padding: 0; }
:focus-visible { outline: 2px solid var(--signal); outline-offset: 3px; border-radius: 2px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 12px; top: -60px; z-index: 100; background: var(--signal-strong); color: var(--white); padding: 10px 14px; font-weight: 600; border-radius: var(--r); }
.skip:focus { top: 12px; }

.wrap {
  width: 100%;
  max-width: calc(var(--max) + 64px);
  margin-inline: auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}
@media (min-width: 720px) {
  .wrap { padding-left: max(32px, env(safe-area-inset-left, 0px)); padding-right: max(32px, env(safe-area-inset-right, 0px)); }
}

/* ---------- type helpers ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--f-mono); font-size: .75rem; font-weight: 500;
  letter-spacing: .14em; text-transform: uppercase; color: var(--signal-deep);
}
.eyebrow::before { content: ""; width: 8px; height: 8px; background: currentColor; flex: none; }
.on-dark .eyebrow, .eyebrow--light { color: var(--signal); }
.lede { font-size: var(--step-1); line-height: 1.55; color: var(--muted); max-width: 62ch; }
.on-dark .lede { color: var(--muted-on-dark); }
.h2 { font-size: var(--step-3); }
.h3 { font-size: var(--step-2); }
.mono { font-family: var(--f-mono); font-size: .8125rem; letter-spacing: .02em; }
.hl { color: var(--signal); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 48px; padding: 12px 22px;
  border-radius: var(--r); border: 1.5px solid transparent;
  font-family: var(--f-body); font-weight: 600; font-size: 1rem; line-height: 1.2;
  text-decoration: none; cursor: pointer;
  transition: background-color .18s ease, color .18s ease, border-color .18s ease, transform .18s ease;
}
.btn:active { transform: translateY(1px); }
.btn svg { width: 18px; height: 18px; flex: none; transition: transform .18s ease; }
.btn:hover svg { transform: translateX(3px); }
.btn--signal { background: var(--signal-strong); color: var(--white); }
.btn--signal:hover { background: #B81A15; }
.btn--ghost { border-color: rgba(255, 255, 255, .32); color: var(--white); background: rgba(6, 16, 21, .25); }
.btn--ghost:hover { border-color: var(--white); background: rgba(6, 16, 21, .5); }
.btn--ink { background: var(--ink); color: var(--white); }
.btn--ink:hover { background: var(--ink-3); }
.btn--line { border-color: var(--rule-strong); color: var(--text); }
.btn--line:hover { border-color: var(--text); }
.btn--sm { min-height: 40px; padding: 8px 16px; font-size: .9375rem; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }

.text-link {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 600; text-decoration: none;
  border-bottom: 1.5px solid currentColor; padding-bottom: 2px;
}
.text-link:hover { color: var(--signal-deep); }
.on-dark .text-link:hover { color: var(--signal); }

/* ---------- header ---------- */
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 60; background: var(--night); }
.site-header {
  position: fixed; top: env(safe-area-inset-top, 0px); left: 0; right: 0; z-index: 50;
  color: var(--white);
  transition: background-color .25s ease, border-color .25s ease;
  border-bottom: 1px solid transparent;
}
.site-header.is-solid { background: rgba(6, 16, 21, .92); border-bottom-color: var(--rule-dark); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 76px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; color: var(--white); }
.brand-mark { width: 42px; height: 32px; flex: none; }
.brand-mark path { fill: var(--signal); }
.brand-word { font-family: var(--f-display); font-stretch: 118%; font-weight: 500; font-size: 1.0625rem; letter-spacing: .04em; text-transform: uppercase; white-space: nowrap; }
.brand-word b { font-weight: 800; }
.nav { display: flex; align-items: center; gap: 30px; }
.nav a:not(.btn) { text-decoration: none; font-weight: 500; font-size: .96875rem; color: rgba(255, 255, 255, .82); position: relative; padding-block: 6px; }
.nav a:not(.btn):hover, .nav a[aria-current="page"] { color: var(--white); }
.nav a[aria-current="page"]::after { content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px; background: var(--signal); }
.nav-toggle { display: none; }

@media (max-width: 860px) {
  .nav-toggle {
    display: inline-grid; place-content: center; gap: 6px;
    width: 46px; height: 46px; border-radius: var(--r);
    background: transparent; border: 1px solid rgba(255, 255, 255, .25); color: var(--white); cursor: pointer;
  }
  .nav-toggle span:not(.sr) { display: block; width: 20px; height: 2px; background: currentColor; transition: transform .2s ease; }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(4px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { transform: translateY(-4px) rotate(-45deg); }
  .nav {
    position: fixed; inset: calc(76px + env(safe-area-inset-top, 0px)) 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--night); border-bottom: 1px solid var(--rule-dark);
    padding: 8px max(16px, env(safe-area-inset-right, 0px)) 24px max(16px, env(safe-area-inset-left, 0px));
    display: none;
  }
  .nav.is-open { display: flex; }
  .nav a:not(.btn) { padding: 16px 0; border-bottom: 1px solid var(--rule-dark); font-size: 1.125rem; }
  .nav a[aria-current="page"]::after { display: none; }
  .nav .btn { margin-top: 20px; min-height: 52px; }
  .site-header.menu-open { background: var(--night); }
}

/* ---------- sections ---------- */
.section { padding-block: clamp(72px, 9vw, 136px); }
.section--tight { padding-block: clamp(56px, 7vw, 96px); }
.on-dark { background: var(--ink); color: var(--white); }
.on-night { background: var(--night); color: var(--white); }
.on-chalk { background: var(--chalk); }
.on-paper-2 { background: var(--paper-2); }
.section-head { display: grid; gap: 20px; max-width: 760px; margin-bottom: clamp(40px, 5vw, 64px); }
.section-head--split { max-width: none; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); align-items: end; gap: 24px 64px; }
@media (max-width: 860px) { .section-head--split { grid-template-columns: 1fr; } }
.blueprint-bg {
  background-image:
    linear-gradient(var(--rule-dark) 1px, transparent 1px),
    linear-gradient(90deg, var(--rule-dark) 1px, transparent 1px);
  background-size: 48px 48px;
  background-position: -1px -1px;
}
.blueprint-bg--faint { background-image: linear-gradient(rgba(189, 232, 245, .06) 1px, transparent 1px), linear-gradient(90deg, rgba(189, 232, 245, .06) 1px, transparent 1px); }

/* ---------- hero ---------- */
.hero {
  position: relative; isolation: isolate; overflow: hidden;
  background: var(--night); color: var(--white);
  min-height: clamp(660px, 92vh, 960px);
  display: grid; grid-template-rows: 1fr auto;
}
.hero-media { position: absolute; inset: 0; z-index: -2; }
.hero-media video, .hero-media img { width: 100%; height: 100%; object-fit: cover; object-position: 62% 50%; }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background:
    linear-gradient(90deg, rgba(6, 16, 21, .94) 0%, rgba(6, 16, 21, .82) 28%, rgba(6, 16, 21, .25) 58%, rgba(6, 16, 21, 0) 75%),
    linear-gradient(0deg, rgba(6, 16, 21, .95) 0%, rgba(6, 16, 21, 0) 26%),
    linear-gradient(180deg, rgba(6, 16, 21, .7) 0%, rgba(6, 16, 21, 0) 18%);
}
.hero-body { align-self: center; padding-top: calc(120px + env(safe-area-inset-top, 0px)); padding-bottom: 48px; }
.hero-copy { max-width: 640px; display: grid; gap: 26px; }
.hero h1 { font-size: var(--step-4); line-height: .93; letter-spacing: -.025em; font-stretch: 108%; }
.hero h1 .ln { display: block; }
.hero h1 .ln--signal { color: var(--signal); }
.hero .lede { color: rgba(255, 255, 255, .78); max-width: 52ch; font-size: clamp(1.0625rem, 1rem + .3vw, 1.25rem); }
.hero-foot { border-top: 1px solid var(--rule-dark); background: rgba(6, 16, 21, .55); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); }
.hero-foot .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px 32px; min-height: 64px; flex-wrap: wrap; padding-block: 14px; }
.trade-strip { display: flex; flex-wrap: wrap; gap: 6px 18px; font-family: var(--f-mono); font-size: .75rem; letter-spacing: .1em; text-transform: uppercase; color: rgba(255, 255, 255, .62); list-style: none; }
.trade-strip li { display: inline-flex; align-items: center; gap: 18px; }
.trade-strip li + li::before { content: ""; width: 4px; height: 4px; background: var(--signal); }
.film-ctrl { display: inline-flex; align-items: center; gap: 12px; font-family: var(--f-mono); font-size: .75rem; letter-spacing: .08em; color: rgba(255, 255, 255, .6); }
.film-btn {
  display: inline-grid; place-items: center; width: 36px; height: 36px; border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .3); background: transparent; color: var(--white); cursor: pointer;
}
.film-btn:hover { border-color: var(--signal); color: var(--signal); }
.film-btn svg { width: 14px; height: 14px; }
.film-btn .i-play { display: none; }
.film-btn[aria-pressed="true"] .i-play { display: block; }
.film-btn[aria-pressed="true"] .i-pause { display: none; }
@media (max-width: 720px) {
  /* On phones the film becomes a band above the copy instead of sitting behind it */
  .hero { min-height: 0; }
  .hero-media { inset: env(safe-area-inset-top, 0px) 0 auto 0; height: min(86vw, 480px); margin-top: 64px; }
  .hero-media video, .hero-media img { object-position: 68% 50%; }
  .hero::before {
    inset: 0 0 auto 0; height: calc(min(86vw, 480px) + 64px + env(safe-area-inset-top, 0px));
    background:
      linear-gradient(180deg, rgba(6, 16, 21, 1) 0%, rgba(6, 16, 21, 0) 26%, rgba(6, 16, 21, 0) 70%, rgba(6, 16, 21, 1) 100%);
  }
  .hero-body { padding-top: calc(min(86vw, 480px) + 64px + env(safe-area-inset-top, 0px)); }
  .film-ctrl .film-cap { display: none; }
}

/* ---------- inner page hero ---------- */
.page-hero { background: var(--night); color: var(--white); position: relative; overflow: hidden; isolation: isolate; }
.page-hero .wrap { padding-top: calc(150px + env(safe-area-inset-top, 0px)); padding-bottom: clamp(56px, 7vw, 96px); display: grid; gap: 24px; }
.page-hero h1 { font-size: clamp(2.4rem, 1.4rem + 4vw, 4.6rem); max-width: 16ch; line-height: .96; }
.page-hero .lede { color: var(--muted-on-dark); }
.page-hero::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background-image: linear-gradient(rgba(189, 232, 245, .055) 1px, transparent 1px), linear-gradient(90deg, rgba(189, 232, 245, .055) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: linear-gradient(90deg, transparent 20%, #000 80%);
  mask-image: linear-gradient(90deg, transparent 20%, #000 80%);
}
.sheet-ref { font-family: var(--f-mono); font-size: .75rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted-on-dark); display: flex; flex-wrap: wrap; gap: 8px 24px; }
.sheet-ref span b { color: var(--white); font-weight: 500; }

/* ---------- breaks (problem table) ---------- */
.breaks { border-top: 1.5px solid var(--text); }
.break-row {
  display: grid; grid-template-columns: minmax(0, 1fr) 120px minmax(0, 1fr);
  gap: 24px; align-items: center; padding-block: 28px; border-bottom: 1px solid var(--rule);
}
.break-head { padding-block: 14px; font-family: var(--f-mono); font-size: .75rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.break-row .weak { font-family: var(--f-display); font-stretch: 105%; font-weight: 700; font-size: var(--step-1); line-height: 1.25; }
.break-row .fix { color: var(--muted); }
.break-glyph { width: 120px; height: 24px; color: var(--signal-deep); }
@media (max-width: 760px) {
  .break-row { grid-template-columns: 1fr; gap: 10px; }
  .break-head { display: none; }
  .break-glyph { width: 96px; height: 20px; }
  .break-row .fix::before { content: "What we connect: "; font-weight: 600; color: var(--text); }
}

/* ---------- journey ---------- */
.journey { display: grid; gap: 28px; }
.journey-scroll { overflow-x: auto; margin-inline: -16px; padding-inline: 16px; scrollbar-width: thin; }
.journey-scroll { position: relative; }
.journey-track { list-style: none; display: grid; grid-template-columns: repeat(9, minmax(112px, 1fr)); min-width: 1040px; position: relative; padding-block: 8px 4px; }
.journey-track li { position: relative; }
.journey-track li::after {
  content: ""; position: absolute; top: 31px; left: calc(50% + 22px); right: calc(-50% + 22px);
  height: 2px; background: var(--signal);
  transition: opacity .25s ease, background .25s ease;
}
.journey-track li:last-child::after { display: none; }
.stage {
  width: 100%; display: grid; justify-items: center; gap: 12px; text-align: center;
  background: none; border: 0; color: var(--white); cursor: pointer; padding: 8px 4px 14px; font: inherit;
  border-radius: var(--r);
}
.stage-node {
  width: 46px; height: 46px; border-radius: 50%; display: grid; place-items: center;
  border: 2px solid var(--signal); background: var(--ink); color: var(--signal);
  font-family: var(--f-mono); font-size: .8125rem; font-weight: 500;
  transition: background .2s ease, color .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.stage-name { font-family: var(--f-display); font-stretch: 105%; font-weight: 700; font-size: 1rem; line-height: 1.15; }
.stage-sub { font-size: .8125rem; color: var(--muted-on-dark); line-height: 1.35; }
.stage:hover .stage-node { box-shadow: 0 0 0 6px rgba(249, 43, 38, .15); }
.stage[aria-pressed="true"] .stage-node { background: var(--signal); color: var(--white); box-shadow: 0 0 0 8px rgba(249, 43, 38, .18); }
.journey-track li.is-cut .stage { opacity: .38; }
.journey-track li.is-cut .stage-node { border-style: dashed; border-color: var(--line); color: var(--line); }
.journey-track li.is-cut::after, .journey-track li.is-break::after {
  background: repeating-linear-gradient(90deg, var(--line) 0 6px, transparent 6px 12px); opacity: .5;
}
.journey-track li.is-break::after { background: none; opacity: 1; }
.journey-track li.is-break::before {
  content: ""; position: absolute; top: 22px; left: calc(100% - 4px); width: 20px; height: 20px; z-index: 1;
  background:
    linear-gradient(45deg, transparent 44%, var(--signal) 44% 56%, transparent 56%),
    linear-gradient(-45deg, transparent 44%, var(--signal) 44% 56%, transparent 56%);
}
.journey-loop { display: flex; align-items: center; gap: 12px; font-family: var(--f-mono); font-size: .75rem; letter-spacing: .08em; color: var(--muted-on-dark); text-transform: uppercase; }
.journey-loop svg { width: 64px; height: 18px; color: var(--signal); flex: none; }

.journey-panel {
  border: 1px solid var(--rule-dark); border-radius: 10px; background: rgba(6, 16, 21, .55);
  display: grid; grid-template-columns: minmax(0, .9fr) repeat(3, minmax(0, 1fr));
}
.journey-panel > div { padding: 28px; display: grid; align-content: start; gap: 10px; min-width: 0; }
.journey-panel > div + div { border-left: 1px solid var(--rule-dark); }
.jp-title { display: grid; gap: 14px; }
.jp-title h3 { font-size: var(--step-2); }
.jp-label { font-family: var(--f-mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted-on-dark); }
.jp-weak { transition: background .25s ease; }
.journey.is-broken .jp-weak { background: rgba(249, 43, 38, .1); }
.journey.is-broken .jp-weak .jp-label { color: var(--signal); }
.jp-impact { font-family: var(--f-mono); font-size: .8125rem; color: var(--signal); min-height: 1.4em; }
.break-toggle {
  justify-self: start; display: inline-flex; align-items: center; gap: 10px; margin-top: 6px;
  background: transparent; color: var(--white); border: 1.5px solid rgba(255, 255, 255, .3);
  border-radius: 999px; padding: 8px 16px 8px 10px; font: 600 .875rem var(--f-body); cursor: pointer;
}
.break-toggle:hover { border-color: var(--signal); }
.break-toggle .sw { width: 30px; height: 18px; border-radius: 9px; background: var(--ink-3); position: relative; transition: background .2s ease; }
.break-toggle .sw::after { content: ""; position: absolute; top: 3px; left: 3px; width: 12px; height: 12px; border-radius: 50%; background: var(--white); transition: transform .2s ease; }
.break-toggle[aria-pressed="true"] .sw { background: var(--signal); }
.break-toggle[aria-pressed="true"] .sw::after { transform: translateX(12px); }
@media (max-width: 960px) {
  .journey-panel { grid-template-columns: 1fr 1fr; }
  .journey-panel > .jp-title { grid-column: 1 / -1; border-bottom: 1px solid var(--rule-dark); }
  .journey-panel > div:nth-child(2) { border-left: 0; }
  .journey-panel > div:nth-child(4) { grid-column: 1 / -1; border-left: 0; border-top: 1px solid var(--rule-dark); }
}
@media (max-width: 600px) {
  .journey-panel { grid-template-columns: 1fr; }
  .journey-panel > div { padding: 22px; }
  .journey-panel > div + div { border-left: 0; border-top: 1px solid var(--rule-dark); }
}

/* ---------- service stack (section drawing) ---------- */
.stack-cap { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-family: var(--f-mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin-bottom: 14px; }
.stack { border: 1.5px solid var(--text); background: var(--chalk); }
.layer { display: grid; grid-template-columns: 280px minmax(0, 1fr); border-top: 1px solid var(--rule-strong); }
.layer:first-child { border-top: 0; }
.layer-label { padding: 28px; border-right: 1px solid var(--rule-strong); display: grid; align-content: start; gap: 10px; }
.layer-label h3 { font-size: 1.5rem; }
.layer-label p { color: var(--muted); font-size: .96875rem; line-height: 1.5; }
.layer-tag { font-family: var(--f-mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--signal-deep); }
.layer-items { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.svc-link {
  display: grid; align-content: space-between; gap: 18px; padding: 24px 26px; min-height: 150px;
  text-decoration: none; border-left: 1px solid var(--rule); border-bottom: 1px solid var(--rule);
  margin: 0 0 -1px -1px; transition: background .18s ease;
}
.svc-link:hover { background: var(--white); }
.svc-link h4 { font-size: 1.125rem; font-stretch: 105%; font-weight: 700; line-height: 1.2; }
.svc-link p { font-size: .9375rem; color: var(--muted); line-height: 1.5; }
.svc-link .arrow { width: 22px; height: 22px; color: var(--signal-deep); transition: transform .18s ease; }
.svc-link:hover .arrow { transform: translateX(4px); }
.layer-items { overflow: hidden; }
.footing {
  border: 1.5px solid var(--text); border-top: 0; min-height: 64px; padding: 0 28px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  background:
    repeating-linear-gradient(-45deg, transparent 0 9px, var(--rule-strong) 9px 10px),
    var(--paper-2);
  font-family: var(--f-mono); font-size: .75rem; letter-spacing: .12em; text-transform: uppercase;
}
.footing span { background: var(--paper-2); padding: 4px 8px; }
@media (max-width: 860px) {
  .layer { grid-template-columns: 1fr; }
  .layer-label { border-right: 0; border-bottom: 1px solid var(--rule); padding: 22px; }
  .svc-link { min-height: 0; padding: 20px 22px; }
  .footing { padding: 0 16px; }
  .footing span:last-child { display: none; }
}

/* ---------- phases ---------- */
.phases { list-style: none; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; counter-reset: ph; }
.phase { position: relative; padding: 36px 28px 8px 0; display: grid; align-content: start; gap: 14px; }
.phase::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--rule-dark); }
.phase::after { content: ""; position: absolute; top: -6px; left: 0; width: 14px; height: 14px; border-radius: 50%; background: var(--signal); box-shadow: 0 0 0 5px rgba(249, 43, 38, .18); }
.phase-no { font-family: var(--f-display); font-stretch: 125%; font-weight: 800; font-size: 3.4rem; line-height: 1; color: transparent; -webkit-text-stroke: 1.5px var(--signal); }
.phase h3 { font-size: 1.375rem; line-height: 1.15; }
.phase p { color: var(--muted-on-dark); font-size: .96875rem; line-height: 1.55; }
.phase .out { margin-top: 6px; padding-top: 14px; border-top: 1px dashed var(--rule-dark); font-size: .9375rem; color: var(--white); }
.phase .out b { display: block; font-family: var(--f-mono); font-size: .7rem; font-weight: 500; letter-spacing: .12em; text-transform: uppercase; color: var(--cool); margin-bottom: 4px; }
@media (max-width: 960px) { .phases { grid-template-columns: 1fr 1fr; row-gap: 40px; } }
@media (max-width: 600px) { .phases { grid-template-columns: 1fr; } .phase { padding-right: 0; } }

.callout {
  margin-top: clamp(40px, 5vw, 64px); display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 24px; align-items: center;
  border: 1px solid rgba(249, 43, 38, .45); border-radius: 10px; padding: 26px 28px; background: rgba(249, 43, 38, .06);
}
.callout-icon { width: 44px; height: 44px; color: var(--signal); }
.callout h3 { font-size: 1.25rem; margin-bottom: 6px; }
.callout p { color: var(--muted-on-dark); max-width: 70ch; }
@media (max-width: 760px) { .callout { grid-template-columns: 1fr; } }

/* ---------- trades ---------- */
.trades-big { list-style: none; display: flex; flex-wrap: wrap; gap: 4px 0; font-family: var(--f-display); font-stretch: 72%; font-weight: 800; font-size: clamp(2.2rem, 1.2rem + 4.2vw, 5rem); line-height: 1.04; letter-spacing: -.01em; text-transform: uppercase; }
.trades-big li { display: inline-flex; align-items: center; }
.trades-big li::after { content: ""; width: .16em; height: .16em; background: var(--signal); margin-inline: .32em; }
.trades-big li:last-child::after { display: none; }
.trades-big a { text-decoration: none; transition: color .15s ease; }
.trades-big a:hover { color: var(--signal-deep); }
.also { margin-top: 28px; color: var(--muted); max-width: 70ch; }
.chips { list-style: none; display: flex; flex-wrap: wrap; gap: 10px; }
.chip { display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border: 1px solid var(--rule-strong); border-radius: 999px; font-size: .9375rem; background: var(--chalk); }
.on-dark .chip { border-color: var(--rule-dark); background: transparent; color: rgba(255, 255, 255, .85); }
.starting { margin-top: clamp(48px, 6vw, 80px); display: grid; grid-template-columns: 280px minmax(0, 1fr); gap: 24px; align-items: start; padding-top: 28px; border-top: 1px solid var(--rule); }
@media (max-width: 760px) { .starting { grid-template-columns: 1fr; } }

/* ---------- commitments ---------- */
.commit-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1.5px solid var(--text); }
.commit { padding: 32px 32px 8px 0; display: grid; gap: 14px; align-content: start; }
.commit + .commit { padding-left: 32px; border-left: 1px solid var(--rule); }
.commit-ico { width: 40px; height: 40px; color: var(--signal-deep); }
.commit h3 { font-size: 1.5rem; }
.commit p { color: var(--muted); }
@media (max-width: 860px) {
  .commit-grid { grid-template-columns: 1fr; }
  .commit, .commit + .commit { padding: 28px 0; border-left: 0; border-bottom: 1px solid var(--rule); }
}

/* ---------- CTA band ---------- */
.cta-band { position: relative; overflow: hidden; }
.cta-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 48px 80px; align-items: center; }
.cta-grid h2 { font-size: clamp(2.4rem, 1.4rem + 4vw, 4.4rem); line-height: .96; }
.cta-grid .lede { margin-top: 20px; }
.cta-grid .btn-row { margin-top: 32px; }
.review-list { list-style: none; border: 1px solid var(--rule-dark); border-radius: 10px; background: rgba(6, 16, 21, .5); }
.review-list li { display: grid; grid-template-columns: 22px minmax(0, 1fr); gap: 14px; padding: 16px 22px; border-top: 1px solid var(--rule-dark); align-items: start; }
.review-list li:first-child { border-top: 0; }
.review-list .rl-head { display: block; padding: 16px 22px; font-family: var(--f-mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted-on-dark); }
.review-list svg { width: 20px; height: 20px; color: var(--signal); margin-top: 3px; }
@media (max-width: 860px) { .cta-grid { grid-template-columns: 1fr; } }

/* ---------- footer / title block ---------- */
.site-footer { background: var(--night); color: rgba(255, 255, 255, .78); padding-block: 72px 32px; }
.foot-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) repeat(2, minmax(0, 1fr)) minmax(0, 1.3fr); gap: 40px; padding-bottom: 48px; }
.foot-grid h4 { font-family: var(--f-mono); font-size: .72rem; font-weight: 500; letter-spacing: .14em; text-transform: uppercase; color: var(--muted-on-dark); margin-bottom: 16px; font-stretch: normal; }
.foot-grid ul { list-style: none; display: grid; gap: 10px; }
.foot-grid a { text-decoration: none; }
.foot-grid a:hover { color: var(--signal); }
.foot-about { display: grid; gap: 18px; align-content: start; }
.foot-about p { max-width: 40ch; font-size: .96875rem; }
.foot-sister p { font-size: .9375rem; }
.foot-sister a { color: var(--white); font-weight: 600; border-bottom: 1px solid var(--signal); }
.title-block {
  display: grid; grid-template-columns: 2fr 1.2fr 1fr 1fr; border: 1px solid var(--rule-dark);
  font-family: var(--f-mono); font-size: .75rem; letter-spacing: .06em;
}
.title-block > div { padding: 12px 16px; display: grid; gap: 4px; min-width: 0; }
.title-block > div + div { border-left: 1px solid var(--rule-dark); }
.title-block span { color: var(--muted-on-dark); text-transform: uppercase; letter-spacing: .14em; font-size: .66rem; }
.title-block b { color: var(--white); font-weight: 500; overflow-wrap: anywhere; }
@media (max-width: 960px) { .foot-grid { grid-template-columns: 1fr 1fr; } .foot-about, .foot-sister { grid-column: 1 / -1; } }
@media (max-width: 640px) {
  .title-block { grid-template-columns: 1fr 1fr; }
  .title-block > div:nth-child(3) { border-left: 0; }
  .title-block > div:nth-child(n+3) { border-top: 1px solid var(--rule-dark); }
}

/* ---------- services page ---------- */
.svc-layout { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 64px; align-items: start; }
.svc-index { position: sticky; top: calc(100px + env(safe-area-inset-top, 0px)); display: grid; gap: 22px; }
.svc-index h4 { font-family: var(--f-mono); font-size: .7rem; font-weight: 500; letter-spacing: .14em; text-transform: uppercase; color: var(--signal-deep); margin-bottom: 8px; font-stretch: normal; }
.svc-index ul { list-style: none; display: grid; gap: 2px; border-left: 1px solid var(--rule-strong); }
.svc-index a { display: block; padding: 5px 0 5px 14px; margin-left: -1px; border-left: 2px solid transparent; text-decoration: none; font-size: .9375rem; color: var(--muted); line-height: 1.35; }
.svc-index a:hover { color: var(--text); }
.svc-index a.is-current { color: var(--text); border-left-color: var(--signal); font-weight: 600; }
.svc-article { padding-block: 56px; border-top: 1px solid var(--rule-strong); display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); gap: 24px 56px; scroll-margin-top: 90px; }
.svc-article:first-of-type { border-top: 1.5px solid var(--text); }
.svc-article header { display: grid; gap: 16px; align-content: start; }
.svc-article h2 { font-size: clamp(1.75rem, 1.3rem + 1.6vw, 2.4rem); }
.svc-article header p { color: var(--muted); }
.layer-group-title { padding-top: 24px; margin-bottom: 0; }
.ticks { list-style: none; display: grid; gap: 0; border-top: 1px solid var(--rule); }
.ticks li { display: grid; grid-template-columns: 20px minmax(0, 1fr); gap: 14px; padding: 13px 0; border-bottom: 1px solid var(--rule); line-height: 1.5; }
.ticks li::before { content: ""; width: 10px; height: 10px; margin-top: 8px; border: 2px solid var(--signal); }
.on-dark .ticks { border-color: var(--rule-dark); }
.on-dark .ticks li { border-color: var(--rule-dark); }
.note { margin-top: 18px; padding: 16px 18px; border-left: 3px solid var(--signal); background: var(--chalk); font-size: .96875rem; color: var(--muted); }
.note b { color: var(--text); }
.layer-divider { display: flex; align-items: center; gap: 16px; padding-top: 48px; padding-bottom: 8px; font-family: var(--f-mono); font-size: .75rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.layer-divider::after { content: ""; flex: 1; height: 1px; background: var(--rule-strong); }
.layer-divider b { color: var(--signal-deep); font-weight: 500; }
@media (max-width: 960px) {
  .svc-layout { grid-template-columns: 1fr; gap: 0; }
  .svc-index { display: none; }
  .svc-article { grid-template-columns: 1fr; padding-block: 44px; }
}

/* ---------- approach page ---------- */
.phase-detail { display: grid; grid-template-columns: 140px minmax(0, 1fr) minmax(0, 1fr); gap: 24px 56px; padding-block: 48px; border-top: 1px solid var(--rule-strong); }
.phase-detail:first-child { border-top: 1.5px solid var(--text); }
.phase-detail .phase-no { -webkit-text-stroke-color: var(--signal-deep); font-size: 4rem; }
.phase-detail h3 { font-size: clamp(1.6rem, 1.2rem + 1.4vw, 2.2rem); margin-bottom: 14px; }
.phase-detail p { color: var(--muted); }
.phase-detail .out { margin-top: 20px; font-weight: 600; display: flex; gap: 10px; align-items: baseline; }
.phase-detail .out::before { content: "Result"; font-family: var(--f-mono); font-size: .7rem; font-weight: 500; letter-spacing: .12em; text-transform: uppercase; color: var(--signal-deep); }
@media (max-width: 860px) { .phase-detail { grid-template-columns: 1fr; } .phase-detail .phase-no { font-size: 3rem; } }

.ready { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: 48px 80px; align-items: start; }
.checklist { list-style: none; counter-reset: ck; display: grid; border: 1px solid var(--rule-dark); border-radius: 10px; overflow: hidden; }
.checklist li { counter-increment: ck; display: grid; grid-template-columns: 44px minmax(0, 1fr); gap: 16px; padding: 20px 22px; border-top: 1px solid var(--rule-dark); align-items: start; }
.checklist li:first-child { border-top: 0; }
.checklist .box { width: 26px; height: 26px; border: 2px solid var(--signal); border-radius: 4px; display: grid; place-items: center; color: var(--signal); }
.checklist .box svg { width: 16px; height: 16px; }
.checklist b { display: block; font-family: var(--f-display); font-stretch: 105%; font-size: 1.125rem; margin-bottom: 4px; }
.checklist p { color: var(--muted-on-dark); font-size: .96875rem; }
@media (max-width: 860px) { .ready { grid-template-columns: 1fr; } }

.split-table { display: grid; grid-template-columns: 1fr 1fr; border: 1.5px solid var(--text); background: var(--chalk); }
.split-table > div { padding: 30px; }
.split-table > div + div { border-left: 1px solid var(--rule-strong); }
.split-table h3 { font-size: 1.375rem; margin-bottom: 18px; display: flex; align-items: center; gap: 12px; }
.split-table h3 .dot { width: 12px; height: 12px; border-radius: 50%; background: var(--signal); }
.split-table > div + div h3 .dot { background: var(--ink); }
@media (max-width: 760px) { .split-table { grid-template-columns: 1fr; } .split-table > div + div { border-left: 0; border-top: 1px solid var(--rule-strong); } .split-table > div { padding: 22px; } }

.two-col { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 48px 80px; align-items: start; }
.two-col .prose { display: grid; gap: 18px; color: var(--muted); }
.on-dark .two-col .prose { color: var(--muted-on-dark); }
@media (max-width: 860px) { .two-col { grid-template-columns: 1fr; } }

.sister {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 0;
  border: 1px solid var(--rule-dark); border-radius: 10px; overflow: hidden;
}
.sister > div { padding: 32px; display: grid; gap: 14px; align-content: start; }
.sister > div + div { border-left: 1px solid var(--rule-dark); background: rgba(189, 232, 245, .04); }
.sister h3 { font-size: 1.5rem; }
.sister p { color: var(--muted-on-dark); }
.sister .tag { font-family: var(--f-mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--signal); }
.sister > div + div .tag { color: var(--cool); }
@media (max-width: 760px) { .sister { grid-template-columns: 1fr; } .sister > div + div { border-left: 0; border-top: 1px solid var(--rule-dark); } .sister > div { padding: 24px; } }

/* ---------- industries page ---------- */
.trade-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 340px), 1fr)); border-top: 1.5px solid var(--text); border-left: 1px solid var(--rule); }
.trade-card { padding: 28px; border-right: 1px solid var(--rule); border-bottom: 1px solid var(--rule); display: grid; gap: 14px; align-content: start; background: var(--chalk); scroll-margin-top: 90px; }
.trade-card h3 { font-family: var(--f-display); font-stretch: 80%; font-weight: 800; font-size: 2rem; text-transform: uppercase; line-height: 1; }
.trade-card .tags { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; }
.trade-card .tags li { font-family: var(--f-mono); font-size: .72rem; letter-spacing: .06em; padding: 4px 9px; border: 1px solid var(--rule-strong); border-radius: 4px; color: var(--muted); }
.trade-card .start { color: var(--muted); font-size: .96875rem; line-height: 1.55; }
.trade-card .start b { display: block; font-family: var(--f-mono); font-size: .7rem; font-weight: 500; letter-spacing: .12em; text-transform: uppercase; color: var(--signal-deep); margin-bottom: 6px; }
.situations { list-style: none; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); gap: 16px; }
.situation { border: 1px solid var(--rule-dark); border-radius: 10px; padding: 24px; display: grid; gap: 10px; align-content: start; }
.situation h3 { font-size: 1.1875rem; font-stretch: 105%; line-height: 1.2; }
.situation p { color: var(--muted-on-dark); font-size: .9375rem; line-height: 1.55; }

/* ---------- contact ---------- */
.contact-grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); gap: 48px 72px; align-items: start; }
@media (max-width: 960px) { .contact-grid { grid-template-columns: 1fr; } }
.form { display: grid; gap: 22px; background: var(--chalk); border: 1.5px solid var(--text); padding: clamp(22px, 4vw, 40px); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }
.field { display: grid; gap: 8px; min-width: 0; }
.field label, .field legend { font-weight: 600; font-size: .9375rem; }
.field .opt { font-weight: 400; color: var(--muted); }
.field input, .field select, .field textarea {
  width: 100%; font: inherit; font-size: 1rem; color: var(--text);
  background: var(--white); border: 1px solid var(--rule-strong); border-radius: var(--r);
  padding: 12px 14px; min-height: 48px;
}
.field textarea { min-height: 120px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--signal); box-shadow: 0 0 0 3px rgba(249, 43, 38, .2); }
.field input[aria-invalid="true"], .field select[aria-invalid="true"] { border-color: var(--signal-deep); }
.field .err { color: var(--signal-deep); font-size: .875rem; min-height: 0; }
fieldset.field { border: 0; padding: 0; margin: 0; }
.pick { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 2px; }
.pick label { position: relative; font-weight: 500; }
.pick input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.pick span { display: inline-flex; align-items: center; gap: 8px; padding: 9px 14px; border: 1px solid var(--rule-strong); border-radius: 999px; background: var(--white); cursor: pointer; font-size: .9375rem; transition: background .15s ease, border-color .15s ease; }
.pick input:checked + span { background: var(--ink); color: var(--white); border-color: var(--ink); }
.pick input:checked + span::before { content: ""; width: 7px; height: 7px; background: var(--signal); }
.pick input:focus-visible + span { outline: 2px solid var(--signal); outline-offset: 2px; }
.form-foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; padding-top: 6px; }
.form-foot p { font-size: .875rem; color: var(--muted); max-width: 44ch; }
.form-done { display: grid; gap: 14px; background: var(--ink); color: var(--white); padding: clamp(24px, 4vw, 40px); border: 1.5px solid var(--ink); }
.form-done h2 { font-size: 2rem; }
.form-done p { color: var(--muted-on-dark); }
.next-steps { list-style: none; display: grid; gap: 0; border-top: 1.5px solid var(--text); }
.next-steps li { display: grid; grid-template-columns: 56px minmax(0, 1fr); gap: 16px; padding: 22px 0; border-bottom: 1px solid var(--rule); }
.next-steps .n { font-family: var(--f-display); font-stretch: 125%; font-weight: 800; font-size: 1.75rem; line-height: 1; color: transparent; -webkit-text-stroke: 1.2px var(--signal-deep); }
.next-steps h3 { font-size: 1.1875rem; font-stretch: 105%; margin-bottom: 6px; }
.next-steps p { color: var(--muted); font-size: .96875rem; }
.aside-note { margin-top: 28px; padding: 20px; background: var(--paper-2); font-size: .9375rem; color: var(--muted); display: grid; gap: 8px; }
.aside-note b { color: var(--text); }

/* ---------- misc ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}