:root {
  --ink: #11140f;
  --ink-soft: #20251d;
  --paper: #f3f0e7;
  --paper-deep: #e7e1d4;
  --acid: #b7ef45;
  --acid-dark: #6d9d10;
  --orange: #ff6b35;
  --muted: #6d7167;
  --line: rgba(17, 20, 15, 0.17);
  --serif: Georgia, "Times New Roman", serif;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --radius: 18px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
button, input { font: inherit; }
.skip {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  transform: translateY(-160%);
  padding: 10px 14px;
  color: white;
  background: var(--ink);
}
.skip:focus { transform: translateY(0); }
.shell { width: min(1180px, calc(100% - 48px)); margin-inline: auto; }

.site-header {
  min-height: 76px;
  padding: 14px max(24px, calc((100vw - 1180px) / 2));
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  border-bottom: 1px solid var(--line);
}
.brand {
  width: max-content;
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  font-weight: 800;
  letter-spacing: -0.02em;
  text-decoration: none;
}
.brand-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid var(--ink);
  background: var(--acid);
  font: 800 11px/1 var(--mono);
  transform: rotate(-2deg);
}
.header-source { color: var(--muted); font-size: 13px; text-align: center; }
.header-source a { text-underline-offset: 3px; }
.header-cta {
  justify-self: end;
  padding: 10px 16px;
  border: 1px solid var(--ink);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
  text-decoration: none;
}

.hero {
  min-height: calc(100vh - 76px);
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  align-items: center;
  gap: clamp(40px, 7vw, 100px);
  padding-block: 54px 76px;
}
.kicker, .eyebrow {
  margin: 0 0 20px;
  color: var(--acid-dark);
  font: 800 12px/1.2 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.kicker { display: flex; align-items: center; gap: 10px; }
.kicker span { width: 30px; height: 2px; background: var(--acid-dark); }
h1, h2, h3, p { text-wrap: pretty; }
h1, h2 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 700;
  letter-spacing: -0.045em;
}
h1 { max-width: 750px; font-size: clamp(52px, 6.4vw, 94px); line-height: 0.94; }
h1 mark {
  display: inline;
  padding: 0 0.08em 0.06em;
  color: var(--ink);
  background: linear-gradient(transparent 52%, var(--acid) 52% 92%, transparent 92%);
}
.hero-lede {
  max-width: 650px;
  margin: 28px 0 0;
  color: #4e5349;
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.55;
}
.hero-actions { display: flex; align-items: center; gap: 24px; margin-top: 34px; }
.button {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 22px;
  border: 1px solid var(--ink);
  border-radius: 4px;
  font-weight: 850;
  text-decoration: none;
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}
.button:hover { transform: translate(-2px, -2px); box-shadow: 5px 5px 0 var(--ink); }
.button-primary { color: var(--ink); background: var(--acid); }
.text-link { font-size: 14px; font-weight: 800; text-underline-offset: 4px; }
.text-link span { color: var(--orange); }
.trust-line {
  display: flex;
  gap: 26px;
  margin-top: 34px;
  color: var(--muted);
  font-size: 12px;
}
.trust-line span { padding-right: 26px; border-right: 1px solid var(--line); }
.trust-line span:last-child { padding-right: 0; border-right: 0; }
.trust-line b { display: block; color: var(--ink); font-size: 13px; }

.hero-visual { position: relative; min-height: 600px; display: grid; place-items: center; }
.case-shadow {
  position: absolute;
  width: 71%;
  height: 76%;
  background: var(--acid);
  transform: translate(35px, 34px) rotate(5deg);
  border: 1px solid var(--ink);
}
.case-file {
  position: relative;
  z-index: 2;
  width: min(440px, 88%);
  min-height: 548px;
  padding: 31px;
  border: 1px solid var(--ink);
  background: #fcfaf3;
  box-shadow: 0 30px 70px rgba(17, 20, 15, 0.2);
  transform: rotate(-3deg);
}
.case-file::before {
  content: "";
  position: absolute;
  inset: 12px;
  pointer-events: none;
  border: 1px solid rgba(17, 20, 15, 0.12);
}
.case-file-top { display: flex; justify-content: space-between; gap: 16px; font: 700 10px/1 var(--mono); letter-spacing: 0.12em; }
.classification { color: #8a2e16; }
.case-file-title { margin-top: 55px; font: 900 clamp(35px, 4vw, 53px)/0.92 var(--sans); letter-spacing: -0.06em; }
.case-rule { width: 52px; height: 7px; margin: 28px 0; background: var(--orange); }
.evidence-line { display: grid; grid-template-columns: 108px 1fr; gap: 14px; padding: 11px 0; border-top: 1px solid var(--line); }
.evidence-line span { color: var(--muted); font: 700 10px/1.4 var(--mono); text-transform: uppercase; }
.evidence-line b { font-size: 13px; }
.redaction { display: grid; gap: 6px; margin-top: 22px; }
.redaction i { display: block; height: 7px; background: var(--ink); }
.redaction i:nth-child(2) { width: 78%; }
.redaction i:nth-child(3) { width: 57%; }
.case-stamp {
  position: absolute;
  right: 25px;
  bottom: 30px;
  padding: 9px 10px;
  border: 3px double #8a2e16;
  color: #8a2e16;
  font: 900 10px/1.15 var(--mono);
  text-align: center;
  transform: rotate(-7deg);
}
.margin-note { position: absolute; z-index: 3; left: -10px; bottom: 61px; padding: 12px 15px; background: var(--orange); color: white; font: 800 12px/1.35 var(--mono); transform: rotate(2deg); }

.signal-band { color: var(--paper); background: var(--ink); }
.signal-grid { display: grid; grid-template-columns: 110px 1.15fr 0.85fr; gap: 44px; align-items: center; padding-block: 64px; }
.signal-number { margin: 0; color: var(--acid); font: 800 64px/1 var(--mono); }
.signal-band .eyebrow { color: var(--acid); }
.signal-band h2 { max-width: 650px; font-size: clamp(34px, 4vw, 54px); line-height: 1; }
.signal-copy { margin: 0; color: #b8bcaf; font-size: 17px; }

.section { padding-block: 120px; }
.section-heading { margin-bottom: 58px; }
.section-heading.narrow { max-width: 780px; }
.section h2 { font-size: clamp(42px, 5vw, 70px); line-height: 1.02; }
.section-heading > p:last-child { max-width: 680px; margin: 24px 0 0; color: var(--muted); font-size: 19px; }

.proof-board { display: grid; grid-template-columns: 1.2fr 0.9fr 0.9fr; border: 1px solid var(--ink); background: #fbf8f0; }
.proof-board > div { padding: 34px; }
.proof-board > div + div { border-left: 1px solid var(--ink); }
.proof-context p { margin: 14px 0 0; }
.proof-label { display: inline-block; padding: 6px 9px; color: var(--ink); background: var(--acid); font: 800 10px/1 var(--mono); text-transform: uppercase; }
.proof-caveat { color: var(--muted); font-size: 13px; line-height: 1.55; }
.proof-stat { display: flex; flex-direction: column; justify-content: space-between; min-height: 230px; background: var(--paper-deep); }
.proof-stat span { color: var(--muted); font: 700 11px/1.3 var(--mono); text-transform: uppercase; }
.proof-stat strong { font: 700 clamp(29px, 3.2vw, 48px)/1 var(--serif); letter-spacing: -0.05em; }
.proof-stat i { color: var(--orange); font-style: normal; }

.method-section { color: var(--paper); background: var(--ink-soft); }
.method-heading { display: grid; grid-template-columns: 0.7fr 1.35fr 0.95fr; gap: 42px; align-items: end; }
.method-heading .eyebrow { color: var(--acid); align-self: start; }
.method-heading > p:last-child { margin: 0; color: #b8bcaf; font-size: 17px; }
.method-grid { display: grid; grid-template-columns: repeat(3, 1fr); margin: 0; padding: 0; list-style: none; border: 1px solid rgba(243, 240, 231, 0.28); }
.method-grid li { position: relative; min-height: 390px; padding: 30px; }
.method-grid li + li { border-left: 1px solid rgba(243, 240, 231, 0.28); }
.method-index { color: var(--acid); font: 700 11px/1 var(--mono); }
.method-icon { height: 84px; margin: 55px 0 32px; display: flex; align-items: flex-end; gap: 8px; }
.method-icon i { width: 18px; background: var(--acid); }
.method-icon i:nth-child(1) { height: 30%; }
.method-icon i:nth-child(2) { height: 70%; }
.method-icon i:nth-child(3) { height: 100%; }
.method-icon-gap { justify-content: space-between; align-items: center; }
.method-icon-gap i { width: 37%; height: 12px !important; }
.method-icon-gap i:last-child { background: var(--orange); }
.method-icon-bridge { align-items: center; }
.method-icon-bridge i { width: 31%; height: 9px !important; }
.method-icon-bridge i:nth-child(2) { transform: translateY(-18px); background: var(--orange); }
.method-grid h3 { margin: 0 0 14px; font: 700 25px/1.05 var(--serif); }
.method-grid p { margin: 0; color: #b8bcaf; font-size: 15px; }

.report-contents { display: grid; grid-template-columns: 0.75fr 1.25fr; gap: clamp(50px, 10vw, 140px); align-items: center; }
.report-card { aspect-ratio: 0.77; padding: 34px; display: flex; flex-direction: column; border: 1px solid var(--ink); background: var(--ink); color: var(--paper); box-shadow: 22px 22px 0 var(--acid); transform: rotate(-2deg); }
.report-card-label { color: var(--acid); font: 700 10px/1 var(--mono); text-transform: uppercase; letter-spacing: 0.12em; }
.report-card > b { margin-top: auto; font: 900 clamp(35px, 4vw, 56px)/0.9 var(--sans); letter-spacing: -0.06em; }
.report-card-lines { display: grid; gap: 6px; margin: 28px 0; }
.report-card-lines i { display: block; width: 100%; height: 1px; background: rgba(243, 240, 231, 0.3); }
.report-card-lines i:last-child { width: 58%; }
.report-card small { font: 700 10px/1 var(--mono); }
.contents-copy h2 { font-size: clamp(40px, 4.4vw, 64px); }
.contents-list { margin: 36px 0 0; padding: 0; list-style: none; }
.contents-list li { display: grid; grid-template-columns: 44px 1fr; gap: 18px; padding: 21px 0; border-top: 1px solid var(--line); }
.contents-list li:last-child { border-bottom: 1px solid var(--line); }
.contents-list span { padding-top: 3px; color: var(--orange); font: 800 12px/1 var(--mono); }
.contents-list p { margin: 0; color: var(--muted); }
.contents-list b { color: var(--ink); }

.conversion-section { padding-block: 110px; color: var(--paper); background: var(--ink); }
.conversion-grid { display: grid; grid-template-columns: 1fr 0.8fr; gap: clamp(50px, 10vw, 140px); align-items: center; }
.conversion-section .eyebrow { color: var(--acid); }
.conversion-copy h2 { max-width: 700px; font-size: clamp(44px, 5vw, 72px); line-height: 1; }
.conversion-copy > p:nth-of-type(2) { max-width: 620px; margin: 25px 0 0; color: #b8bcaf; font-size: 18px; }
.source-note { display: flex; align-items: center; gap: 14px; margin-top: 35px; }
.source-avatar { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 50%; background: var(--acid); color: var(--ink); font: 900 12px/1 var(--mono); }
.source-note p { margin: 0; color: #b8bcaf; font-size: 13px; }
.source-note b { color: var(--paper); }
.report-form { padding: 34px; border: 1px solid rgba(243, 240, 231, 0.35); background: #191d16; }
.form-heading { display: flex; justify-content: space-between; margin-bottom: 30px; font: 700 10px/1 var(--mono); letter-spacing: 0.12em; }
.form-heading span { color: var(--acid); }
.form-heading small { color: #8b9183; font: inherit; }
.report-form label { display: block; margin: 16px 0 7px; color: #c8ccbf; font-size: 12px; font-weight: 800; }
.report-form input { width: 100%; min-height: 54px; padding: 13px 15px; border: 1px solid #4c5147; border-radius: 2px; outline: 0; background: #10130e; color: white; }
.report-form input:focus { border-color: var(--acid); box-shadow: 0 0 0 3px rgba(183, 239, 69, 0.14); }
.report-form input[aria-invalid="true"] { border-color: var(--orange); }
.honeypot { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.form-button { width: 100%; margin-top: 24px; }
.form-button:disabled { cursor: wait; opacity: 0.65; }
.form-status { min-height: 22px; margin: 13px 0 0; color: var(--acid); font-size: 13px; }
.form-status.error { color: #ff8b66; }
.privacy-note { margin: 7px 0 0; color: #777d70; font-size: 11px; text-align: center; }

.site-footer { display: grid; grid-template-columns: 1fr auto; gap: 42px; padding-block: 52px; }
.footer-brand { margin-bottom: 14px; }
.site-footer p { margin: 0; color: var(--muted); font-size: 12px; }
.site-footer nav { display: flex; gap: 24px; align-items: start; font-size: 12px; font-weight: 750; }
.site-footer nav a { text-underline-offset: 4px; }
.copyright { grid-column: 1 / -1; padding-top: 28px; border-top: 1px solid var(--line); }

@media (max-width: 940px) {
  .site-header { grid-template-columns: 1fr auto; }
  .header-source { display: none; }
  .hero { min-height: auto; grid-template-columns: 1fr; padding-top: 70px; }
  .hero-copy { max-width: 760px; }
  .hero-visual { min-height: 570px; }
  .signal-grid { grid-template-columns: 80px 1fr; }
  .signal-copy { grid-column: 2; }
  .proof-board { grid-template-columns: 1fr 1fr; }
  .proof-context { grid-column: 1 / -1; }
  .proof-board > div + div { border-left: 0; border-top: 1px solid var(--ink); }
  .proof-board .proof-stat + .proof-stat { border-left: 1px solid var(--ink); }
  .method-heading { grid-template-columns: 1fr; }
  .method-heading > p:last-child { max-width: 650px; }
  .report-contents { grid-template-columns: 0.85fr 1.15fr; gap: 60px; }
  .conversion-grid { grid-template-columns: 1fr; }
  .report-form { max-width: 620px; }
}

@media (max-width: 680px) {
  .shell { width: min(100% - 32px, 1180px); }
  .site-header { min-height: 66px; padding: 12px 16px; }
  .brand { font-size: 14px; }
  .brand-mark { width: 34px; height: 34px; }
  .header-cta { padding: 9px 12px; font-size: 12px; }
  .hero { padding-block: 48px 64px; gap: 35px; }
  h1 { font-size: clamp(50px, 15vw, 67px); }
  .hero-lede { margin-top: 22px; font-size: 18px; }
  .hero-actions { align-items: stretch; flex-direction: column; gap: 16px; margin-top: 28px; }
  .hero-actions .button { width: 100%; }
  .text-link { text-align: center; }
  .trust-line { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin-top: 26px; }
  .trust-line span { padding: 0 9px; text-align: center; }
  .trust-line span:first-child { padding-left: 0; }
  .trust-line b { font-size: 12px; }
  .hero-visual { min-height: 475px; }
  .case-shadow { width: 82%; height: 81%; transform: translate(19px, 22px) rotate(5deg); }
  .case-file { width: 91%; min-height: 440px; padding: 24px; }
  .case-file-title { margin-top: 36px; font-size: clamp(35px, 11vw, 47px); }
  .evidence-line { grid-template-columns: 86px 1fr; padding: 8px 0; }
  .case-stamp { display: none; }
  .margin-note { left: 0; bottom: 5px; }
  .signal-grid { grid-template-columns: 1fr; gap: 20px; padding-block: 50px; }
  .signal-number { font-size: 43px; }
  .signal-copy { grid-column: auto; }
  .section { padding-block: 82px; }
  .section-heading { margin-bottom: 38px; }
  .section h2 { font-size: clamp(40px, 12vw, 55px); }
  .section-heading > p:last-child { font-size: 17px; }
  .proof-board { grid-template-columns: 1fr; }
  .proof-board > div { padding: 25px; }
  .proof-board .proof-stat + .proof-stat { border-left: 0; }
  .proof-stat { min-height: 190px; }
  .method-grid { grid-template-columns: 1fr; }
  .method-grid li { min-height: 310px; }
  .method-grid li + li { border-left: 0; border-top: 1px solid rgba(243, 240, 231, 0.28); }
  .method-icon { margin: 38px 0 25px; }
  .report-contents { grid-template-columns: 1fr; gap: 74px; }
  .report-card { width: 86%; max-width: 390px; margin-inline: auto; }
  .contents-list li { grid-template-columns: 34px 1fr; }
  .conversion-section { padding-block: 82px; }
  .conversion-copy h2 { font-size: clamp(42px, 12vw, 58px); }
  .report-form { padding: 25px 20px; }
  .site-footer { grid-template-columns: 1fr; }
  .site-footer nav { flex-direction: column; gap: 11px; }
  .copyright { grid-column: auto; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}