:root {
  --ink: oklch(18% 0.022 248);
  --muted: oklch(44% 0.032 248);
  --dim: oklch(61% 0.028 248);
  --paper: oklch(97% 0.01 248);
  --paper-2: oklch(92% 0.018 248);
  --panel: oklch(99% 0.004 248);
  --line: oklch(82% 0.024 248);
  --blue: oklch(49% 0.16 255);
  --navy: oklch(25% 0.06 255);
  --cyan: oklch(68% 0.13 218);
  --orange: oklch(68% 0.16 58);
  --green: oklch(58% 0.13 150);
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(90deg, oklch(82% 0.024 248 / 0.34) 1px, transparent 1px),
    linear-gradient(180deg, oklch(82% 0.024 248 / 0.28) 1px, transparent 1px),
    radial-gradient(circle at 80% 12%, oklch(68% 0.13 218 / 0.22), transparent 28rem),
    radial-gradient(circle at 12% 28%, oklch(68% 0.16 58 / 0.18), transparent 25rem),
    var(--paper);
  background-size: 32px 32px, 32px 32px, auto, auto, auto;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.56;
  letter-spacing: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

.wrap {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

.top {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: oklch(97% 0.01 248 / 0.9);
  backdrop-filter: blur(16px);
}

.nav {
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 850;
  letter-spacing: -0.025em;
}

.mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  color: var(--panel);
  background: var(--navy);
  border: 1px solid var(--ink);
  box-shadow: 4px 4px 0 var(--blue);
  font-size: 0.78rem;
}

.links {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: flex-end;
  color: var(--muted);
  font-size: 0.9rem;
}

.links a {
  padding: 8px 10px;
  border: 1px solid transparent;
}

.links a:hover {
  border-color: var(--line);
  background: var(--panel);
  color: var(--blue);
}

.hero {
  padding: clamp(54px, 8vw, 110px) 0 50px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 0.76fr);
  gap: clamp(30px, 5vw, 72px);
  align-items: start;
}

.callout {
  display: inline-flex;
  max-width: 640px;
  border: 1px solid var(--blue);
  background: oklch(94% 0.04 255);
  color: var(--navy);
  padding: 8px 11px;
  font-weight: 850;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 930px;
  margin: 22px 0;
  font-size: clamp(3rem, 7.1vw, 6.6rem);
  line-height: 0.9;
  letter-spacing: -0.064em;
}

h1 span {
  color: var(--blue);
}

.lead {
  max-width: 760px;
  color: var(--muted);
  font-size: clamp(1.08rem, 1.7vw, 1.34rem);
}

.proofs {
  display: grid;
  gap: 8px;
  margin-top: 28px;
}

.proof {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 12px 14px;
}

.proof b {
  color: var(--blue);
}

.cta-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 48px;
  border: 1px solid var(--ink);
  padding: 12px 18px;
  font-weight: 900;
  cursor: pointer;
}

.button.primary {
  color: var(--panel);
  background: var(--blue);
  box-shadow: 4px 4px 0 var(--ink);
}

.button.secondary {
  background: var(--panel);
}

.audit {
  border: 1px solid var(--ink);
  background: var(--panel);
  box-shadow: 12px 12px 0 var(--ink);
}

.audit-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.84rem;
}

.audit-body {
  padding: 18px;
}

.report-title {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 14px;
  align-items: center;
  margin-bottom: 18px;
}

.grade {
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border: 1px solid var(--ink);
  background: var(--orange);
  font-size: 2rem;
  font-weight: 950;
}

.report-title h3 {
  margin-bottom: 4px;
  letter-spacing: -0.035em;
}

.roadmap {
  display: grid;
  gap: 10px;
}

.road {
  display: grid;
  grid-template-columns: 42px 1fr auto;
  gap: 10px;
  align-items: center;
  border-top: 1px solid var(--line);
  padding: 12px 0;
  color: var(--muted);
}

.road b {
  color: var(--ink);
}

.pill {
  border: 1px solid var(--line);
  background: var(--paper-2);
  color: var(--muted);
  padding: 4px 8px;
  font-size: 0.78rem;
}

.section {
  padding: clamp(54px, 8vw, 104px) 0;
}

.section-head {
  display: grid;
  grid-template-columns: 0.44fr 1fr;
  gap: clamp(24px, 5vw, 70px);
  align-items: end;
  margin-bottom: 30px;
  border-top: 2px solid var(--ink);
  padding-top: 18px;
}

.kicker {
  color: var(--blue);
  font-weight: 950;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.78rem;
}

h2 {
  margin: 0;
  font-size: clamp(2rem, 4.6vw, 4.6rem);
  line-height: 0.94;
  letter-spacing: -0.056em;
}

.section-head p {
  color: var(--muted);
  margin-bottom: 0;
}

.problem-grid,
.method-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 16px;
}

.panel,
.metric,
.pillar,
.phase,
.profile,
.offer,
.faq,
.form-panel,
.legal-panel {
  border: 1px solid var(--line);
  background: var(--panel);
}

.panel {
  padding: clamp(22px, 4vw, 42px);
}

.panel p,
.metric span,
.pillar p,
.phase p,
.profile p,
.offer p,
.faq p,
.legal-panel p,
.delivery-cell p,
li {
  color: var(--muted);
}

.metrics {
  display: grid;
  gap: 8px;
}

.metric {
  padding: 16px;
}

.metric b {
  display: block;
  font-size: 2.4rem;
  line-height: 1;
  letter-spacing: -0.052em;
}

.pillars {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.pillar {
  min-height: 285px;
  padding: 18px;
}

.pillar:nth-child(2),
.pillar:nth-child(4) {
  transform: translateY(24px);
}

.num {
  width: fit-content;
  border: 1px solid var(--blue);
  color: var(--blue);
  background: oklch(94% 0.04 255);
  padding: 5px 8px;
  font-weight: 950;
  margin-bottom: 18px;
}

.phases {
  display: grid;
  gap: 10px;
}

.phase {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 14px;
  padding: 16px;
}

.phase b {
  color: var(--blue);
}

.delivery-map {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr 0.85fr;
  border: 1px solid var(--ink);
  background: var(--panel);
}

.delivery-cell {
  min-height: 245px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: clamp(20px, 3vw, 28px);
}

.delivery-cell:nth-child(3),
.delivery-cell:nth-child(4) {
  border-right: 0;
}

.delivery-cell.wide {
  grid-row: span 2;
  min-height: 490px;
  background:
    linear-gradient(135deg, oklch(94% 0.04 255), transparent 58%),
    var(--panel);
}

.delivery-cell span {
  display: inline-flex;
  border: 1px solid var(--blue);
  color: var(--blue);
  background: oklch(94% 0.04 255);
  padding: 5px 8px;
  font-size: 0.76rem;
  font-weight: 950;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.delivery-cell h3 {
  max-width: 13ch;
  margin: 52px 0 12px;
  font-size: clamp(1.45rem, 2.4vw, 2.7rem);
  line-height: 0.95;
  letter-spacing: -0.048em;
}

.delivery-cell.wide h3 {
  font-size: clamp(2rem, 3.8vw, 4.2rem);
}

.profiles,
.offers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.profile,
.offer,
.faq {
  padding: 18px;
}

.offers {
  grid-template-columns: repeat(4, 1fr);
}

.price {
  display: block;
  margin: 18px 0;
  font-size: 1.55rem;
  font-weight: 950;
  letter-spacing: -0.05em;
}

.guarantees {
  margin-top: 14px;
  border: 1px solid var(--line);
  background: var(--paper-2);
  padding: 14px;
  color: var(--muted);
}

.faqs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.form-panel {
  padding: clamp(22px, 4vw, 42px);
  background: var(--navy);
  color: var(--panel);
}

.form-panel p {
  color: oklch(86% 0.02 248);
}

.lead-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 22px;
}

.lead-form label {
  display: grid;
  gap: 6px;
  color: oklch(88% 0.02 248);
  font-size: 0.9rem;
}

.lead-form input,
.lead-form select,
.lead-form textarea {
  width: 100%;
  border: 1px solid oklch(46% 0.04 255);
  background: oklch(29% 0.05 255);
  color: var(--panel);
  padding: 12px;
}

.lead-form .wide {
  grid-column: 1 / -1;
}

.lead-form textarea {
  min-height: 120px;
  resize: vertical;
}

.lead-form button {
  grid-column: 1 / -1;
  justify-self: start;
}

.footer {
  margin-top: 70px;
  border-top: 2px solid var(--ink);
  padding: 34px 0;
  color: var(--muted);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
}

.footer a {
  color: var(--blue);
  font-weight: 850;
}

.legal-hero {
  padding: clamp(54px, 8vw, 100px) 0 28px;
}

.legal-hero h1 {
  font-size: clamp(3rem, 7vw, 6rem);
}

.legal-panel {
  padding: clamp(22px, 4vw, 42px);
}

.hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-status {
  margin: 0;
  padding: 12px 14px;
  border: 1px solid oklch(46% 0.04 255);
  background: oklch(29% 0.05 255);
  color: oklch(90% 0.02 248);
}

.form-status.ok {
  border-color: var(--green);
  color: oklch(92% 0.05 150);
}

.form-status.err {
  border-color: var(--orange);
  color: oklch(90% 0.06 58);
}

@media (max-width: 980px) {
  html,
  body {
    overflow-x: hidden;
  }

  .links {
    display: none;
  }

  /* Mobile form-first : le texte + CTA principal (qui mène au formulaire)
     restent au-dessus du mockup de livrable. */
  .hero-grid {
    display: flex;
    flex-direction: column;
  }

  h1 {
    font-size: clamp(1.9rem, 8.4vw, 2.9rem);
    line-height: 1.05;
  }

  .hero-grid,
  .section-head,
  .problem-grid,
  .method-grid,
  .lead-form,
  .report-title {
    grid-template-columns: 1fr;
  }

  .pillars,
  .delivery-map,
  .profiles,
  .offers,
  .faqs {
    grid-template-columns: 1fr;
  }

  .delivery-cell,
  .delivery-cell:nth-child(3),
  .delivery-cell:nth-child(4) {
    min-height: auto;
    border-right: 0;
  }

  .delivery-cell.wide {
    grid-row: auto;
    min-height: auto;
  }

  .pillar:nth-child(2),
  .pillar:nth-child(4) {
    transform: none;
  }

  .phase,
  .road {
    grid-template-columns: 1fr;
  }
}