:root {
  --paper: #f4f0e8;
  --ink: #11110f;
  --muted: #66635d;
  --line: rgba(17,17,15,.16);
  --accent: #ff5a36;
  --accent-soft: #ffd7cc;
  --acid: #d7ff3f;
  --white: #fffdf8;
  --dark: #151513;
  --max: 1240px;
  --radius: 24px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
button { border: 0; }
::selection { background: var(--acid); color: var(--ink); }

.skip-link {
  position: fixed; left: 16px; top: -80px; z-index: 100;
  background: var(--ink); color: white; padding: 10px 14px;
}
.skip-link:focus { top: 16px; }

.site-header {
  min-height: 72px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  padding: 0 28px;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: blur(16px);
}
.brand { display: inline-flex; align-items: center; gap: 10px; width: fit-content; font-weight: 750; letter-spacing: -.02em; }
.brand-mark {
  width: 34px; height: 34px; border-radius: 50%;
  display: grid; place-items: center; background: var(--ink); color: var(--paper);
  font-size: 12px; letter-spacing: .03em;
}
.nav { display: flex; gap: 26px; font-size: 14px; }
.nav a, .footer-links a, .about-links a { position: relative; }
.nav a::after, .footer-links a::after, .about-links a::after {
  content: ""; position: absolute; left: 0; bottom: -3px; width: 100%; height: 1px;
  background: currentColor; transform: scaleX(0); transform-origin: right; transition: transform .25s ease;
}
.nav a:hover::after, .footer-links a:hover::after, .about-links a:hover::after { transform: scaleX(1); transform-origin: left; }
.nav-cta { justify-self: end; font-size: 14px; font-weight: 750; border-bottom: 1px solid; }

.hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(64px, 9vw, 128px) 28px clamp(64px, 8vw, 112px);
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(320px, .7fr);
  gap: clamp(48px, 8vw, 120px);
  align-items: end;
}
.eyebrow {
  margin: 0 0 20px;
  font-size: 12px;
  line-height: 1;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.hero h1 {
  margin: 0;
  max-width: 880px;
  font-size: clamp(54px, 8.8vw, 126px);
  line-height: .88;
  letter-spacing: -.07em;
  font-weight: 820;
}
.hero h1 em { color: var(--accent); font-style: normal; }
.lede {
  max-width: 720px;
  margin: 34px 0 0;
  font-size: clamp(20px, 2.1vw, 28px);
  line-height: 1.25;
  letter-spacing: -.025em;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border-radius: 999px;
  padding: 0 20px;
  font-size: 14px;
  font-weight: 800;
  transition: transform .16s ease, background .16s ease, color .16s ease;
  cursor: pointer;
}
.button:hover { transform: translateY(-2px); }
.button.primary { background: var(--ink); color: var(--white); }
.button.primary:hover { background: var(--accent); color: var(--ink); }
.button.ghost { border: 1px solid var(--ink); background: transparent; }
.microcopy { color: var(--muted); font-size: 13px; margin: 18px 0 0; }

.hero-card {
  aspect-ratio: .8;
  min-height: 430px;
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  flex-direction: column;
  box-shadow: 0 28px 80px rgba(0,0,0,.16);
  transform: rotate(1.2deg);
}
.hero-card-top, .hero-card-footer {
  display: flex; justify-content: space-between; gap: 12px;
  font-size: 11px; text-transform: uppercase; letter-spacing: .09em;
}
.strike {
  margin: auto 0 12px;
  color: #8b8984;
  text-decoration: line-through;
  font-size: 18px;
}
.hero-card-question {
  margin: 0 0 auto;
  font-size: clamp(34px, 3.8vw, 56px);
  line-height: .96;
  letter-spacing: -.05em;
  font-weight: 820;
}
.hero-card-footer { border-top: 1px solid rgba(255,255,255,.22); padding-top: 16px; }

.thesis-band {
  background: var(--acid);
  display: flex;
  justify-content: center;
  align-items: center;
  gap: clamp(14px, 3vw, 48px);
  padding: 22px 28px;
  font-size: clamp(19px, 2.2vw, 31px);
  font-weight: 780;
  letter-spacing: -.035em;
  text-align: center;
}
.thesis-band p { margin: 0; }

.section { padding: clamp(82px, 10vw, 150px) 28px; }
.section > * { max-width: var(--max); margin-left: auto; margin-right: auto; }
.section-intro {
  display: grid;
  grid-template-columns: .72fr 1.2fr .8fr;
  gap: 36px;
  align-items: start;
  margin-bottom: 64px;
}
.section-intro .eyebrow { margin-top: 10px; }
.section-intro h2 {
  margin: 0;
  font-size: clamp(42px, 5.5vw, 78px);
  line-height: .95;
  letter-spacing: -.055em;
}
.section-intro > p:last-child { margin: 8px 0 0; color: var(--muted); max-width: 360px; }

.compass-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--ink);
  border-left: 1px solid var(--ink);
}
.compass-card {
  min-height: 390px;
  padding: 22px;
  border-right: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  display: flex;
  flex-direction: column;
}
.compass-card.accent { background: var(--accent); }
.compass-card .num { font-variant-numeric: tabular-nums; font-weight: 800; font-size: 12px; }
.compass-card h3 { margin: 48px 0 14px; font-size: 34px; letter-spacing: -.04em; }
.compass-card .question { font-weight: 760; font-size: 20px; line-height: 1.15; margin: 0; }
.compass-card .explain { margin: auto 0 0; color: var(--muted); font-size: 14px; }
.compass-card.accent .explain { color: rgba(17,17,15,.72); }

.definition-line {
  margin-top: 18px;
  border: 1px solid var(--ink);
  border-radius: 999px;
  padding: 18px 24px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 28px;
}
.definition-line > div:not(.arrow) { display: flex; gap: 12px; align-items: baseline; }
.definition-line strong { text-transform: uppercase; font-size: 12px; letter-spacing: .1em; }
.definition-line span { font-size: 16px; }

.dark { background: var(--dark); color: var(--paper); }
.inverted > p:last-child { color: #aaa79e; }
.doors {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(255,255,255,.4);
  border-left: 1px solid rgba(255,255,255,.4);
}
.doors article {
  min-height: 270px;
  padding: 22px;
  border-right: 1px solid rgba(255,255,255,.4);
  border-bottom: 1px solid rgba(255,255,255,.4);
  display: flex;
  flex-direction: column;
}
.doors article > span { font-size: 12px; color: #9b988f; }
.doors h3 { margin: 32px 0 12px; font-size: 28px; letter-spacing: -.04em; }
.doors p { margin: 0; font-size: 19px; font-weight: 680; }
.doors small { margin: auto 0 0; color: #aaa79e; line-height: 1.45; }
.section-punchline {
  margin-top: 42px;
  font-size: clamp(28px, 3.5vw, 52px);
  line-height: 1.05;
  letter-spacing: -.045em;
  max-width: 960px;
}
.section-punchline em { color: var(--acid); font-style: normal; }

.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.case {
  min-height: 420px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  flex-direction: column;
  background: rgba(255,255,255,.28);
}
.case.feature { background: var(--accent-soft); border-color: transparent; transform: translateY(-12px); }
.case-head { display: flex; justify-content: space-between; font-size: 11px; text-transform: uppercase; letter-spacing: .1em; }
.case h3 { margin: 54px 0 16px; font-size: 32px; line-height: 1.02; letter-spacing: -.045em; }
.case p { color: var(--muted); font-size: 16px; }
.case-bottom { margin-top: auto; padding-top: 24px; border-top: 1px solid var(--line); display: grid; gap: 6px; }
.case-bottom strong { font-size: 11px; text-transform: uppercase; letter-spacing: .1em; }
.case-bottom span { font-weight: 760; }

.tool-section { padding-top: 0; }
.tool-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(30px, 5vw, 64px);
  display: grid;
  grid-template-columns: 1.4fr .6fr;
  gap: 64px;
  align-items: end;
}
.tool-card h2 { margin: 0 0 20px; font-size: clamp(36px, 4.4vw, 62px); line-height: .98; letter-spacing: -.05em; }
.tool-card p { margin: 0; max-width: 760px; color: var(--muted); font-size: 18px; }
.tool-action { display: grid; gap: 12px; align-content: end; }
.tool-label { font-size: 11px; text-transform: uppercase; letter-spacing: .1em; font-weight: 800; }
.darkbutton { width: 100%; }
.tool-action small { color: var(--muted); }

.download { background: var(--accent); }
.download-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: end; }
.download-grid h2 { margin: 0 0 20px; font-size: clamp(48px, 6vw, 86px); line-height: .92; letter-spacing: -.06em; }
.download-grid > div:first-child > p:last-child { max-width: 550px; font-size: 18px; }
.download-panel { background: var(--paper); border-radius: var(--radius); padding: 28px; }
.download-stack { display: grid; gap: 18px; }
.pdf-tag { font-size: 11px; text-transform: uppercase; letter-spacing: .1em; font-weight: 800; }
.download-panel h3 { margin: 40px 0 8px; font-size: 34px; letter-spacing: -.04em; }
.download-panel p { color: var(--muted); margin-bottom: 28px; }

.sparring {
  display: grid !important;
  grid-template-columns: 1.05fr .75fr;
  gap: clamp(50px, 8vw, 110px);
  align-items: start;
  max-width: var(--max);
  margin: 0 auto;
}
.sparring-copy h2 { margin: 0 0 26px; font-size: clamp(48px, 6.8vw, 94px); line-height: .9; letter-spacing: -.065em; }
.big-copy { font-size: clamp(20px, 2.2vw, 28px); line-height: 1.28; max-width: 760px; }
.sparring-principles { margin: 44px 0; border-top: 1px solid var(--line); }
.sparring-principles div { display: grid; grid-template-columns: 170px 1fr; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.sparring-principles span { color: var(--muted); }
blockquote {
  margin: 42px 0 0; padding: 24px 0 0; border-top: 4px solid var(--ink);
  font-size: 23px; line-height: 1.25; letter-spacing: -.025em;
}
blockquote cite { display: block; margin-top: 14px; color: var(--muted); font-size: 13px; font-style: normal; }

.sparring-form {
  position: sticky;
  top: 100px;
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--radius);
  padding: 26px;
  box-shadow: 0 24px 70px rgba(0,0,0,.14);
}
.form-head { margin-bottom: 26px; }
.form-head span { color: #aaa79e; font-size: 12px; text-transform: uppercase; letter-spacing: .1em; }
.form-head h3 { margin: 8px 0 0; font-size: 30px; letter-spacing: -.04em; }
.sparring-form > label:not(.consent) { display: grid; gap: 8px; margin-bottom: 16px; }
.sparring-form label > span { font-size: 12px; font-weight: 740; }
.sparring-form em { color: #97948c; font-style: normal; font-weight: 500; }
input, textarea {
  width: 100%;
  border: 1px solid rgba(255,255,255,.26);
  border-radius: 12px;
  background: rgba(255,255,255,.07);
  color: var(--white);
  padding: 13px 14px;
  outline: none;
}
input:focus, textarea:focus { border-color: var(--acid); box-shadow: 0 0 0 3px rgba(215,255,63,.12); }
textarea { resize: vertical; min-height: 130px; }
.consent { display: grid; grid-template-columns: 18px 1fr; gap: 10px; align-items: start; margin: 20px 0; color: #bbb8b0; }
.consent input { width: 16px; height: 16px; margin: 2px 0 0; accent-color: var(--acid); }
.consent a { text-decoration: underline; }
.submit { width: 100%; background: var(--acid) !important; color: var(--ink) !important; }
.submit:hover { background: var(--accent) !important; }
.form-note { margin: 12px 0 0; color: #97948c; font-size: 11px; text-align: center; }
.sparring-cta { margin: 26px 0 8px; }
.left-note { text-align: left; margin-top: 9px; }
.form-head p { margin: 8px 0 0; color: #66635d; font-size: 13px; line-height: 1.5; }

.hidden { position: absolute; left: -9999px; }

.about-strip {
  border-top: 1px solid var(--line);
  display: grid !important;
  grid-template-columns: .45fr 1.25fr .45fr;
  gap: 50px;
  align-items: start;
  max-width: var(--max);
  margin: 0 auto;
}
.about-strip h2 { margin: 0; font-size: 34px; letter-spacing: -.04em; }
.about-strip > p { margin: 0; font-size: 21px; line-height: 1.35; letter-spacing: -.02em; }
.about-links { display: grid; gap: 10px; justify-items: start; font-weight: 720; }

.footer {
  border-top: 1px solid var(--line);
  padding: 30px 28px 42px;
  display: grid;
  grid-template-columns: .7fr 1fr 1.5fr;
  gap: 32px;
  max-width: var(--max);
  margin: 0 auto;
  color: var(--muted);
  font-size: 13px;
}
.footer > div:first-child { display: grid; gap: 2px; }
.footer strong { color: var(--ink); }
.footer-links { display: flex; gap: 16px; flex-wrap: wrap; }
.legal-note { margin: 0; }

.portfolio-hero { max-width: var(--max); margin: 0 auto; padding: 100px 28px 70px; }
.portfolio-hero h1 { font-size: clamp(58px, 10vw, 132px); line-height: .88; letter-spacing: -.07em; margin: 0; }
.portfolio-hero p { max-width: 720px; font-size: 24px; margin-top: 32px; }
.portfolio-grid { max-width: var(--max); margin: 0 auto; padding: 0 28px 120px; display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; }
.project-card { border: 1px solid var(--line); border-radius: 20px; padding: 24px; min-height: 280px; display:flex; flex-direction:column; }
.project-card h2 { margin: 38px 0 12px; font-size: 30px; letter-spacing: -.04em; }
.project-card p { color:var(--muted); }
.project-card small { margin-top:auto; }
.portfolio-back { display:inline-flex; margin-top:28px; font-weight:750; }

.thanks { min-height: 100vh; display:grid; place-items:center; padding:30px; }
.thanks-card { max-width:700px; border:1px solid var(--line); border-radius:var(--radius); padding:40px; }
.thanks-card h1 { font-size:clamp(48px,8vw,86px); line-height:.92; letter-spacing:-.06em; margin:0 0 22px; }
.thanks-card p { font-size:20px; color:var(--muted); }
.thanks-card .button { margin-top:16px; }

@media (max-width: 980px) {
  .site-header { grid-template-columns: 1fr auto; }
  .nav { display: none; }
  .hero { grid-template-columns: 1fr; }
  .hero-card { aspect-ratio: auto; min-height: 360px; max-width: 580px; }
  .section-intro { grid-template-columns: 1fr; gap: 12px; }
  .section-intro > p:last-child { max-width: 700px; }
  .compass-grid { grid-template-columns: repeat(2,1fr); }
  .doors { grid-template-columns: repeat(2,1fr); }
  .case-grid { grid-template-columns: 1fr; }
  .case.feature { transform: none; }
  .tool-card, .download-grid, .sparring, .about-strip { grid-template-columns: 1fr; }
  .sparring-form { position: static; }
  .footer { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns:1fr; }
}
@media (max-width: 620px) {
  .site-header { padding: 0 18px; }
  .brand-text { display: none; }
  .hero, .section, .portfolio-hero, .portfolio-grid { padding-left: 18px; padding-right: 18px; }
  .hero h1 { font-size: clamp(52px, 17vw, 82px); }
  .hero-card { min-height: 330px; }
  .thesis-band { flex-direction: column; gap: 4px; }
  .thesis-band > span { transform: rotate(90deg); }
  .compass-grid, .doors { grid-template-columns: 1fr; }
  .compass-card { min-height: 310px; }
  .definition-line { border-radius: 20px; grid-template-columns: 1fr; gap: 12px; }
  .definition-line .arrow { transform: rotate(90deg); width: fit-content; }
  .definition-line > div:not(.arrow) { display:grid; gap:4px; }
  .sparring-principles div { grid-template-columns: 1fr; gap: 4px; }
  .button { width: 100%; }
  .hero-actions { display: grid; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}

/* deGUT v4 funnel refinements */
.tool-grid { display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.tool-card.compact { display:flex; flex-direction:column; gap:30px; align-items:stretch; }
.tool-card.compact h2 { font-size:clamp(30px,3.2vw,46px); margin-top:10px; }
.tool-card.compact .tool-action { margin-top:auto; }
.tool-footnote { margin:16px 0 0; color:var(--muted); font-size:14px; }

.sparring-booking-card {
  position:sticky; top:100px; background:var(--ink); color:var(--paper);
  border-radius:var(--radius); padding:30px; box-shadow:0 24px 70px rgba(0,0,0,.14);
}
.booking-kicker { color:var(--acid); font-size:11px; font-weight:800; letter-spacing:.1em; }
.sparring-booking-card h3 { margin:12px 0 28px; font-size:44px; line-height:.95; letter-spacing:-.05em; }
.booking-steps { border-top:1px solid rgba(255,255,255,.18); margin-bottom:28px; }
.booking-steps div { display:grid; grid-template-columns:38px 1fr; gap:12px; padding:14px 0; border-bottom:1px solid rgba(255,255,255,.18); }
.booking-steps strong { color:var(--accent); font-size:12px; }
.booking-steps span { color:#d8d5cd; }
.booking-fallback { margin:18px 0 0; font-size:12px; color:#aaa79e; text-align:center; }
.booking-fallback a { color:var(--paper); text-decoration:underline; }

.sources { border-top:1px solid var(--line); }
.source-list { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
.source-list article { border:1px solid var(--line); border-radius:var(--radius); padding:24px; background:rgba(255,255,255,.34); display:grid; grid-template-columns:34px 1fr; gap:14px; }
.source-list article > span { font-size:11px; font-weight:800; color:var(--accent); }
.source-list h3 { margin:0 0 8px; font-size:20px; letter-spacing:-.03em; }
.source-list p { margin:0; color:var(--muted); font-size:14px; line-height:1.5; }

@media (max-width: 900px) {
  .tool-grid, .source-list { grid-template-columns:1fr; }
  .sparring-booking-card { position:static; }
}