/* BON CHANTIER — papier de devis, encre, bleu de travail, orange sécurité */

:root {
  --papier: #FAFAF7;
  --encre: #16181D;
  --bleu: #1F3A5F;
  --orange: #E8611C;
  --trait: #D8D6CF;
  --gris: #5C5F66;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

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

body {
  background: var(--papier);
  color: var(--encre);
  font-family: "Work Sans", -apple-system, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 1020px; margin: 0 auto; padding: 0 20px; }

/* ---------- Topbar ---------- */
.topbar {
  border-bottom: 2px solid var(--encre);
  background: var(--papier);
  position: sticky; top: 0; z-index: 50;
}
.topbar-in {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 14px; padding-bottom: 14px;
}
.logo {
  font-family: "Anton", sans-serif;
  font-size: 20px; letter-spacing: 0.04em; color: var(--bleu);
}
.logo-dot { color: var(--orange); }

/* ---------- Boutons ---------- */
.btn {
  display: inline-block;
  background: var(--orange);
  color: #fff;
  font-family: "Work Sans", sans-serif;
  font-weight: 600; font-size: 17px;
  text-decoration: none;
  padding: 16px 32px;
  border: 2px solid var(--encre);
  box-shadow: 4px 4px 0 var(--encre);
  transition: transform .12s ease, box-shadow .12s ease;
}
.btn:hover { transform: translate(2px, 2px); box-shadow: 2px 2px 0 var(--encre); }
.btn:focus-visible { outline: 3px solid var(--bleu); outline-offset: 3px; }
.btn-small { font-size: 14px; padding: 9px 16px; box-shadow: 3px 3px 0 var(--encre); }
.btn-note {
  font-family: "IBM Plex Mono", monospace;
  font-size: 13px; color: var(--gris); margin-top: 14px;
}

/* ---------- Hero ---------- */
.hero { padding: 72px 0 84px; border-bottom: 2px solid var(--encre); position: relative; }
.eyebrow {
  font-family: "IBM Plex Mono", monospace;
  font-size: 13px; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--bleu); margin-bottom: 28px;
}
.hero h1 {
  font-family: "Anton", sans-serif;
  font-weight: 400;
  font-size: clamp(44px, 8vw, 88px);
  line-height: 1.02;
  text-transform: uppercase;
  letter-spacing: 0.005em;
  color: var(--encre);
  margin-bottom: 30px;
}
.hero h1 em { font-style: normal; color: var(--bleu); }
.lede { font-size: 19px; max-width: 640px; margin-bottom: 34px; }

/* Tampon — élément signature */
.stamp {
  position: absolute;
  top: 118px; right: 20px;
  transform: rotate(6deg);
  border: 3px double var(--orange);
  color: var(--orange);
  font-family: "IBM Plex Mono", monospace;
  font-weight: 500;
  font-size: 15px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-align: center;
  padding: 12px 18px;
  border-radius: 4px;
  opacity: 0.85;
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.9 0.05'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' fill='white'/%3E%3C/svg%3E");
  mask-size: 120px;
}
.stamp span {
  display: block; font-size: 10px; letter-spacing: 0.18em; margin-top: 4px;
}
@media (max-width: 900px) {
  .stamp { position: static; display: inline-block; transform: rotate(-3deg); margin-bottom: 26px; }
}

/* ---------- Sections ---------- */
.section { padding: 72px 0; border-bottom: 2px solid var(--encre); }
.section h2 {
  font-family: "Anton", sans-serif;
  font-weight: 400;
  font-size: clamp(30px, 4.5vw, 46px);
  text-transform: uppercase;
  line-height: 1.1;
  margin-bottom: 28px;
}
.section p + p { margin-top: 16px; }
.section > .wrap > p { max-width: 700px; }

.cartouche {
  display: inline-block;
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--papier); background: var(--bleu);
  padding: 5px 12px;
  margin-bottom: 22px;
}

.section-dark { background: var(--bleu); color: var(--papier); }
.section-dark .cartouche { background: var(--papier); color: var(--bleu); }
.section-dark h3 { color: #fff; }

/* ---------- Constat ---------- */
.constat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin: 40px 0; }
@media (max-width: 800px) { .constat-grid { grid-template-columns: 1fr; } }
.constat-item { border-top: 4px solid var(--encre); padding-top: 18px; }
.constat-num {
  font-family: "IBM Plex Mono", monospace;
  font-size: 13px; color: var(--orange); margin-bottom: 10px;
}
.punch {
  font-size: 21px; font-weight: 500; max-width: 760px;
  border-left: 6px solid var(--orange); padding-left: 22px; margin-top: 44px;
}

/* ---------- Installe ---------- */
.install-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; background: var(--papier); border: 2px solid var(--papier); margin-top: 10px; }
@media (max-width: 800px) { .install-grid { grid-template-columns: 1fr; } }
.install-item { background: var(--bleu); padding: 28px 24px 32px; }
.install-item h3 {
  font-family: "Anton", sans-serif; font-weight: 400;
  font-size: 22px; text-transform: uppercase; line-height: 1.2;
  margin-bottom: 14px;
}
.install-item p { color: #D9E1EE; }

/* ---------- Modèle ---------- */
.rule-block {
  margin-top: 40px;
  border: 2px solid var(--encre);
  box-shadow: 6px 6px 0 var(--trait);
  padding: 28px;
  max-width: 700px;
}
.rule-title {
  font-family: "Anton", sans-serif; font-size: 22px; text-transform: uppercase;
  color: var(--bleu); margin-bottom: 10px;
}

/* ---------- Pour qui ---------- */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin-top: 36px; }
@media (max-width: 800px) { .two-col { grid-template-columns: 1fr; } }
.col-label {
  font-family: "IBM Plex Mono", monospace;
  font-size: 13px; letter-spacing: 0.1em; text-transform: uppercase;
  margin-bottom: 16px; padding-bottom: 8px; border-bottom: 2px solid var(--encre);
}
.col-yes .col-label { color: var(--bleu); }
.col-no .col-label { color: var(--orange); }
.two-col ul { list-style: none; }
.two-col li { padding: 10px 0 10px 28px; position: relative; border-bottom: 1px solid var(--trait); }
.col-yes li::before { content: "→"; position: absolute; left: 0; color: var(--bleu); font-weight: 600; }
.col-no li::before { content: "✕"; position: absolute; left: 0; color: var(--orange); font-weight: 600; }

/* ---------- Steps ---------- */
.steps { list-style: none; counter-reset: step; max-width: 760px; }
.steps li {
  counter-increment: step;
  padding: 26px 0 26px 76px;
  position: relative;
  border-bottom: 1px solid rgba(250,250,247,0.25);
}
.steps li:last-child { border-bottom: none; }
.steps li::before {
  content: counter(step);
  position: absolute; left: 0; top: 24px;
  width: 48px; height: 48px;
  border: 2px solid var(--papier);
  display: flex; align-items: center; justify-content: center;
  font-family: "Anton", sans-serif; font-size: 22px;
}
.steps h3 {
  font-family: "Anton", sans-serif; font-weight: 400;
  font-size: 21px; text-transform: uppercase; margin-bottom: 8px;
}
.steps p { color: #D9E1EE; }

/* ---------- Team ---------- */
.team-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin: 36px 0; }
@media (max-width: 800px) { .team-grid { grid-template-columns: 1fr; } }
.team-item { border-top: 4px solid var(--bleu); padding-top: 18px; }
.team-name { font-family: "Anton", sans-serif; font-size: 26px; text-transform: uppercase; }
.team-role {
  font-family: "IBM Plex Mono", monospace; font-size: 13px;
  text-transform: uppercase; letter-spacing: 0.1em; color: var(--orange);
  margin: 4px 0 14px;
}
.honest {
  font-size: 19px; font-style: italic; color: var(--gris);
  max-width: 760px; margin-top: 12px;
}

/* ---------- FAQ ---------- */
.faq { max-width: 760px; }
.faq details { border-bottom: 1px solid var(--trait); }
.faq summary {
  cursor: pointer;
  font-weight: 600; font-size: 18px;
  padding: 20px 34px 20px 0;
  list-style: none; position: relative;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 4px; top: 16px;
  font-family: "Anton", sans-serif; font-size: 24px; color: var(--orange);
}
.faq details[open] summary::after { content: "–"; }
.faq details p { padding: 0 0 22px; max-width: 680px; color: var(--gris); }

/* ---------- Formulaire ---------- */
.section-form { border-bottom: none; }
.form-intro { max-width: 640px; margin-bottom: 36px; }
.form-embed {
  border: 2px solid var(--encre);
  box-shadow: 6px 6px 0 var(--trait);
  background: #fff;
  padding: 8px;
  max-width: 760px;
}

/* ---------- Footer ---------- */
.footer { background: var(--encre); color: var(--papier); padding: 34px 0; }
.footer-in p { font-family: "IBM Plex Mono", monospace; font-size: 13px; }
.footer-legal { color: #9A9DA3; margin-top: 8px; }