:root {
  --paper: #f7f5ee;
  --white: #ffffff;
  --ink: #10232d;
  --muted: #52616a;
  --blue: #276280;
  --blue-dark: #173f54;
  --red: #ff5758;
  --ice: #dceaf0;
  --line: rgba(16, 35, 45, 0.18);
  --max: 1180px;
  --pad: clamp(20px, 4vw, 64px);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--paper); }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "DM Sans", Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 18px;
  line-height: 1.58;
}
a { color: inherit; }
img { display: block; max-width: 100%; }
button, a { -webkit-tap-highlight-color: transparent; }
::selection { background: var(--red); color: #fff; }
:focus-visible { outline: 3px solid var(--red); outline-offset: 4px; }

.skip {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  background: var(--ink);
  color: #fff;
  transform: translateY(-180%);
}
.skip:focus { transform: none; }
.shell { width: min(var(--max), calc(100% - var(--pad) * 2)); margin-inline: auto; }
.mono { font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace; }
.eyebrow {
  margin: 0 0 18px;
  color: var(--red);
  font: 700 12px/1.3 "SFMono-Regular", Consolas, monospace;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.site-head {
  position: sticky;
  z-index: 30;
  top: 0;
  background: rgba(247, 245, 238, .9);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}
.head-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
  font-weight: 900;
  letter-spacing: -.045em;
}
.brand img { width: 34px; height: 37px; object-fit: contain; }
.brand b { color: var(--red); }
.head-nav { display: flex; align-items: center; gap: 24px; }
.head-nav a { font-size: 14px; font-weight: 800; text-decoration: none; }
.head-nav a:hover { color: var(--red); }
.head-nav .contact { padding: 10px 15px; background: var(--ink); color: #fff; }

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(92px, 12vw, 170px) 0 74px;
  border-bottom: 1px solid var(--line);
}
.hero::after {
  content: "";
  position: absolute;
  width: 38vw;
  height: 38vw;
  min-width: 360px;
  min-height: 360px;
  right: -14vw;
  top: 18px;
  border: 1px solid rgba(39, 98, 128, .25);
  border-radius: 50%;
  box-shadow: 0 0 0 38px rgba(39, 98, 128, .04), 0 0 0 76px rgba(39, 98, 128, .03);
  pointer-events: none;
}
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.55fr .45fr; gap: 56px; align-items: end; }
.hero h1 {
  max-width: 980px;
  margin: 0;
  font-size: clamp(54px, 8.7vw, 132px);
  line-height: .86;
  letter-spacing: -.075em;
}
.hero h1 em { color: var(--red); font-style: normal; }
.lede { max-width: 760px; margin: 34px 0 0; color: var(--muted); font-size: clamp(20px, 2vw, 27px); line-height: 1.38; }
.hero-aside { padding: 22px 0 4px; border-top: 3px solid var(--ink); }
.hero-aside b { display: block; font-size: 38px; line-height: 1; }
.hero-aside span { display: block; margin-top: 9px; color: var(--muted); font-size: 14px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 38px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 13px 20px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: #fff;
  font-weight: 800;
  text-decoration: none;
}
.button.alt { background: transparent; color: var(--ink); }
.button:hover { background: var(--red); border-color: var(--red); color: #fff; }

.proof-strip { background: var(--ink); color: #fff; }
.proof-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.proof-item { min-height: 154px; padding: 28px 24px; border-right: 1px solid rgba(255,255,255,.16); }
.proof-item:last-child { border-right: 0; }
.proof-item small { display: block; color: #a8bbc4; font: 700 11px/1.3 monospace; letter-spacing: .13em; text-transform: uppercase; }
.proof-item b { display: block; margin-top: 16px; font-size: clamp(21px, 2vw, 30px); line-height: 1.15; }

.section { padding: clamp(82px, 10vw, 140px) 0; border-bottom: 1px solid var(--line); }
.section-head { display: grid; grid-template-columns: .42fr 1.58fr; gap: 44px; margin-bottom: 56px; }
.section-no { color: var(--red); font: 700 12px/1.3 monospace; letter-spacing: .12em; }
.section h2 { max-width: 920px; margin: 0; font-size: clamp(42px, 6vw, 82px); line-height: .96; letter-spacing: -.055em; }
.section-intro { max-width: 780px; margin: 24px 0 0; color: var(--muted); font-size: 21px; }
.body-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 7vw; }
.body-grid > p:first-child { margin-top: 0; font-size: clamp(25px, 3vw, 40px); line-height: 1.2; letter-spacing: -.035em; }
.body-copy p:first-child { margin-top: 0; }
.body-copy p { color: var(--muted); }
.body-copy strong { color: var(--ink); }

.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.card {
  min-height: 250px;
  padding: 27px;
  background: var(--white);
  border: 1px solid var(--line);
}
.card .num { color: var(--red); font: 700 12px monospace; }
.card h3 { margin: 48px 0 12px; font-size: 27px; line-height: 1.05; letter-spacing: -.035em; }
.card p { margin: 0; color: var(--muted); font-size: 16px; }

.process { counter-reset: step; }
.step {
  counter-increment: step;
  display: grid;
  grid-template-columns: 96px 1fr .8fr;
  gap: 28px;
  align-items: start;
  padding: 31px 0;
  border-top: 1px solid var(--line);
}
.step::before { content: "0" counter(step); color: var(--red); font: 700 13px monospace; }
.step h3 { margin: 0; font-size: clamp(26px, 3vw, 40px); line-height: 1; letter-spacing: -.04em; }
.step p { margin: 0; color: var(--muted); }

.evidence { background: var(--blue-dark); color: #fff; }
.evidence .section-head { margin-bottom: 42px; }
.evidence .section-no { color: #ff8c8c; }
.evidence-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.evidence-link { min-height: 210px; padding: 26px; border: 1px solid rgba(255,255,255,.22); text-decoration: none; }
.evidence-link:hover { background: var(--red); border-color: var(--red); }
.evidence-link small { font: 700 11px monospace; letter-spacing: .12em; color: #b8cbd4; text-transform: uppercase; }
.evidence-link h3 { margin: 52px 0 10px; font-size: 30px; line-height: 1; }
.evidence-link p { margin: 0; color: #c7d4da; font-size: 16px; }
.evidence-link:hover small,.evidence-link:hover p { color: #fff; }

.faq { display: grid; grid-template-columns: .66fr 1.34fr; gap: 7vw; }
.faq h2 { position: sticky; top: 110px; height: max-content; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); padding: 24px 0; }
.faq-list summary { cursor: pointer; list-style: none; font-size: 24px; font-weight: 800; line-height: 1.2; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; float: right; color: var(--red); }
.faq-list details[open] summary::after { content: "–"; }
.faq-list p { max-width: 720px; margin: 18px 0 0; color: var(--muted); }

.cta { padding: clamp(90px, 12vw, 170px) 0; background: var(--red); color: #fff; }
.cta h2 { max-width: 980px; margin: 0; font-size: clamp(52px, 8vw, 112px); line-height: .86; letter-spacing: -.065em; }
.cta p { max-width: 690px; margin: 30px 0; font-size: 22px; }
.cta .button { border-color: #fff; background: #fff; color: var(--ink); }
.cta .button:hover { border-color: var(--ink); background: var(--ink); color: #fff; }

.breadcrumbs { padding: 18px 0; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 13px; }
.breadcrumbs a { text-decoration: none; }
.breadcrumbs a:hover { color: var(--red); }
.work-list { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.work-row { display: grid; grid-template-columns: 80px 1fr 1fr auto; gap: 28px; align-items: center; min-height: 130px; padding: 26px; background: var(--paper); text-decoration: none; }
.work-row:hover { background: var(--white); }
.work-row .index { color: var(--red); font: 700 12px monospace; }
.work-row h3 { margin: 0; font-size: 29px; line-height: 1; }
.work-row p { margin: 0; color: var(--muted); font-size: 15px; }
.work-row b { font-size: 24px; }
.fact-table { width: 100%; border-collapse: collapse; }
.fact-table th,.fact-table td { padding: 19px 0; border-top: 1px solid var(--line); vertical-align: top; text-align: left; }
.fact-table th { width: 34%; color: var(--muted); font: 700 12px monospace; letter-spacing: .08em; text-transform: uppercase; }

.site-foot { padding: 46px 0; background: var(--ink); color: #fff; }
.foot-grid { display: grid; grid-template-columns: 1.1fr .9fr .9fr; gap: 50px; }
.site-foot h2 { margin: 0; font-size: 28px; letter-spacing: -.04em; }
.site-foot p { color: #aebdc4; font-size: 14px; }
.foot-links { display: grid; gap: 9px; align-content: start; }
.foot-links b { margin-bottom: 5px; color: #829aa5; font: 700 11px monospace; letter-spacing: .12em; text-transform: uppercase; }
.foot-links a { width: max-content; color: #fff; font-size: 14px; text-decoration: none; }
.foot-links a:hover { color: var(--red); }
.foot-bottom { display: flex; justify-content: space-between; gap: 20px; padding-top: 30px; margin-top: 42px; border-top: 1px solid rgba(255,255,255,.15); color: #829aa5; font-size: 12px; }

@media (max-width: 880px) {
  .head-nav a:not(.contact) { display: none; }
  .hero-grid,.section-head,.body-grid,.faq { grid-template-columns: 1fr; }
  .hero-aside { max-width: 260px; }
  .proof-grid { grid-template-columns: 1fr 1fr; }
  .proof-item:nth-child(2) { border-right: 0; }
  .proof-item:nth-child(-n+2) { border-bottom: 1px solid rgba(255,255,255,.16); }
  .card-grid { grid-template-columns: 1fr 1fr; }
  .step { grid-template-columns: 55px 1fr; }
  .step p { grid-column: 2; }
  .faq h2 { position: static; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .foot-grid > div:first-child { grid-column: 1 / -1; }
  .work-row { grid-template-columns: 50px 1fr auto; }
  .work-row p { grid-column: 2; }
}

@media (max-width: 580px) {
  body { font-size: 17px; }
  .shell { width: min(100% - 36px, var(--max)); }
  .brand span { font-size: 14px; }
  .hero { padding-top: 80px; }
  .hero h1 { font-size: clamp(50px, 18vw, 82px); }
  .proof-grid,.card-grid,.evidence-list,.foot-grid { grid-template-columns: 1fr; }
  .proof-item { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.16); }
  .card { min-height: 220px; }
  .section-head { gap: 18px; }
  .work-row { grid-template-columns: 42px 1fr; }
  .work-row b { display: none; }
  .fact-table th,.fact-table td { display: block; width: 100%; }
  .fact-table th { padding-bottom: 5px; }
  .fact-table td { padding-top: 0; }
  .foot-bottom { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}