/* ==========================================================================
   Digital pour tous — style.css (V3)
   Direction : maquette Claude Design « Site V2 »
   Crème chaud, vert profond, terracotta pour l'action, sections sombres.
   ========================================================================== */

:root {
  --cream: #faf7f1;
  --cream-2: #f6f3ec;
  --cream-3: #f4f1ea;
  --white: #ffffff;
  --ink: #17211c;
  --ink-2: #3c443e;
  --muted: #5a625c;
  --muted-2: #7a817a;
  --line: #e7e2d7;
  --line-2: #cfc9bb;
  --green: #2e5a4b;
  --green-deep: #1f4033;
  --green-tint: #e6ece7;
  --green-line: #bcd0c5;
  --terra: #c6613a;
  --terra-deep: #ab5130;
  --dark: #17211c;
  --dark-2: #1d2823;
  --dark-line: #2f3a33;
  --dark-line-2: #39443d;
  --dark-text: #b3bdb6;
  --dark-text-2: #d7e3db;
  --danger: #d9705a;

  --font-display: "Epilogue", "Segoe UI", Helvetica, Arial, sans-serif;
  --font-body: "Manrope", "Segoe UI", Helvetica, Arial, sans-serif;

  --radius: 9px;
  --radius-card: 14px;
  --radius-big: 18px;
  --wrap: 1120px;
  --gutter: 24px;
  --section: 76px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
a { color: var(--green); }
a:hover { color: var(--green-deep); }
:focus-visible { outline: 2px solid var(--terra); outline-offset: 3px; }
p { margin: 0; }
h1, h2, h3 { font-family: var(--font-display); margin: 0; text-wrap: pretty; }
h2 { font-weight: 700; font-size: clamp(28px, 3.4vw, 40px); line-height: 1.15; letter-spacing: -0.8px; max-width: 760px; }
h3 { font-weight: 600; font-size: 22px; line-height: 1.3; }
[id] { scroll-margin-top: 84px; }

.wrap { max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--section); }
.section--white { background: var(--white); border-top: 1px solid var(--line); }
.section--dark { background: var(--dark); color: var(--cream); }
.section--dark h2 { color: var(--white); }
.lead { font-size: 18px; color: var(--ink-2); max-width: 720px; margin-top: 24px; }
.lead + .lead { margin-top: 12px; }
.tag {
  display: inline-block; font-size: 13px; font-weight: 600; letter-spacing: 1.6px; text-transform: uppercase;
  color: var(--green); background: var(--green-tint); padding: 8px 14px; border-radius: 6px;
}
.kicker { font-size: 13px; font-weight: 600; letter-spacing: 1.6px; text-transform: uppercase; color: var(--muted-2); }
.kicker + h2 { margin-top: 16px; }

/* --- Boutons ------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.5em;
  font-family: var(--font-body); font-weight: 600; font-size: 17px; line-height: 1.2;
  padding: 16px 26px; border-radius: var(--radius); border: 1px solid transparent;
  background: var(--green); color: var(--white); text-decoration: none; cursor: pointer;
  transition: background .15s ease, border-color .15s ease, color .15s ease;
}
.btn:hover { background: var(--green-deep); color: var(--white); }
.btn--terra { background: var(--terra); }
.btn--terra:hover { background: var(--terra-deep); }
.btn--outline { background: transparent; color: var(--ink); border-color: var(--line-2); }
.btn--outline:hover { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn--white { background: var(--white); color: var(--green); }
.btn--white:hover { background: var(--green-tint); color: var(--green); }
.btn--small { font-size: 15px; padding: 11px 20px; }
.btn[disabled] { opacity: 0.6; cursor: wait; }
.link {
  display: inline-block; color: var(--green); font-weight: 600; text-decoration: none;
  border-bottom: 2px solid var(--green-line); padding-bottom: 3px;
}
.link:hover { border-color: var(--green); }

/* --- Header -------------------------------------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: 20;
  background: rgba(250, 247, 241, 0.92);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.site-header__inner {
  display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
  padding-block: 16px;
}
.brand { font-family: var(--font-display); font-weight: 700; font-size: 18px; letter-spacing: -0.2px; color: var(--ink); text-decoration: none; }
.brand:hover { color: var(--ink); }
.nav { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; font-size: 15px; font-weight: 500; }
.nav a { color: var(--muted); text-decoration: none; }
.nav a:hover { color: var(--ink); }
.nav a.btn, .nav a.btn:hover { color: var(--white); }
.nav a.btn--outline { color: var(--ink); border-color: var(--line-2); }
.nav a.btn--outline:hover { color: var(--ink); border-color: var(--ink); }
@media (max-width: 860px) { .nav a:not(.btn) { display: none; } }

/* --- Hero ---------------------------------------------------------------- */
.hero { padding-block: 88px 72px; }
.hero__inner { max-width: 820px; }
.hero h1 {
  font-weight: 700; font-size: clamp(38px, 5.4vw, 62px); line-height: 1.08; letter-spacing: -1.5px;
  margin-top: 28px;
}
.hero__lead { font-size: clamp(17px, 2vw, 21px); color: var(--muted); margin-top: 26px; max-width: 740px; }
.hero__actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 34px; }
.hero__note { font-size: 15px; color: var(--muted-2); margin-top: 22px; }

/* --- Le problème --------------------------------------------------------- */
.situations {
  list-style: none; margin: 36px 0 0; padding: 0;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 14px;
}
.situations li { display: flex; gap: 12px; align-items: flex-start; font-size: 17px; line-height: 1.45; color: var(--ink-2); }
.situations li::before { content: "—"; color: var(--terra); font-weight: 700; flex: none; }
.pull {
  font-size: 19px; line-height: 1.6; color: var(--ink); margin-top: 38px; max-width: 720px;
  border-left: 3px solid var(--green); padding-left: 20px;
}
.pull--terra { border-color: var(--terra); font-size: 18px; }
.section .link { margin-top: 30px; }

/* --- Cartes (domaines, offres) ------------------------------------------ */
.cards { display: grid; gap: 20px; margin-top: 36px; }
.cards--4 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.cards--3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.card {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-card);
  padding: 28px; display: flex; flex-direction: column; gap: 12px;
}
.card p { font-size: 16px; line-height: 1.55; color: var(--muted); }
.card__ex { font-size: 14px; line-height: 1.6; color: var(--muted-2); border-top: 1px solid #eeeae1; padding-top: 14px; margin-top: 6px; }
.card__q { font-size: 16px; font-weight: 600; color: var(--ink); }
.card__price { margin-top: auto; padding-top: 16px; font-size: 15px; font-weight: 600; color: var(--muted); }
.card__price--terra { color: var(--terra); }
.section > .wrap > .cards + p { margin-top: 28px; color: var(--ink-2); max-width: 720px; }

/* --- Cas concrets (sombre) ---------------------------------------------- */
.cases { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 22px; margin-top: 38px; }
.case { border: 1px solid var(--dark-line); border-radius: var(--radius-card); padding: 26px; background: var(--dark-2); }
.case blockquote { margin: 0; font-family: var(--font-display); font-weight: 600; font-size: 19px; line-height: 1.35; color: var(--white); }
.case p { font-size: 16px; line-height: 1.55; color: var(--dark-text); margin-top: 14px; }
.case p::before { content: "→ "; }

/* --- Facturation électronique ------------------------------------------- */
.panel {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-big);
  padding: clamp(28px, 4vw, 48px);
  display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 36px; align-items: start;
}
.panel h2 { font-size: clamp(26px, 3vw, 36px); letter-spacing: -0.6px; }
.panel .btn { margin-top: 26px; }
.panel__text p { font-size: 17px; color: var(--ink-2); }
.panel__text p + p { margin-top: 16px; }
.panel__note { font-size: 15px !important; line-height: 1.55; color: var(--muted-2) !important; margin-top: 22px !important; background: var(--cream-3); border-radius: 10px; padding: 16px 18px; }

/* --- Méthode ------------------------------------------------------------- */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 28px; margin-top: 38px; counter-reset: step; }
.step::before {
  counter-increment: step; content: counter(step);
  display: block; font-family: var(--font-display); font-weight: 600; font-size: 15px; letter-spacing: 1px; color: var(--terra);
}
.step h3 { font-size: 20px; margin-top: 8px; }
.step p { font-size: 16px; line-height: 1.55; color: var(--muted); margin-top: 10px; }
.callout { margin-top: 36px; max-width: 720px; font-size: 16px; color: var(--muted); background: var(--cream-3); border-radius: 10px; padding: 16px 18px; }

/* --- Approche ------------------------------------------------------------ */
.approach h2 { font-size: clamp(30px, 4vw, 48px); line-height: 1.1; letter-spacing: -1px; max-width: 820px; }
.args { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 22px; margin-top: 40px; }
.arg { border-top: 2px solid var(--green); padding-top: 18px; }
.arg h3 { font-size: 20px; }
.arg p { font-size: 16px; line-height: 1.55; color: var(--muted); margin-top: 8px; }

/* --- Pour qui ------------------------------------------------------------ */
.who { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 20px; margin-top: 36px; }
.who__item { background: var(--cream-2); border-radius: 12px; padding: 22px; }
.who__item h3 { font-size: 18px; }
.who__item p { font-size: 15px; line-height: 1.5; color: var(--muted); margin-top: 8px; }
.who + p { font-size: 17px; color: var(--ink-2); margin-top: 28px; }
.who + p a { font-weight: 600; }

/* --- Lancement ----------------------------------------------------------- */
.launch {
  background: var(--green); color: var(--white); border-radius: var(--radius-big);
  padding: clamp(28px, 4vw, 48px);
  display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 32px; align-items: center;
}
.launch h2 { font-size: clamp(26px, 3vw, 34px); letter-spacing: -0.6px; color: var(--white); }
.launch .btn { margin-top: 26px; }
.launch__text p { font-size: 17px; color: var(--dark-text-2); }
.launch__text p + p { margin-top: 16px; }
.launch__text strong { color: var(--white); }
.launch__text mark { background: #f3d9b1; color: var(--ink); padding: 0.08em 0.35em; border-radius: 4px; -webkit-box-decoration-break: clone; box-decoration-break: clone; }

/* --- Qui suis-je --------------------------------------------------------- */
.about { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 40px; }
.about h2 { font-size: clamp(26px, 3vw, 36px); letter-spacing: -0.6px; }
.about__text p { font-size: 17px; color: var(--ink-2); }
.about__text p + p { margin-top: 14px; }
.about__text .pull { margin-top: 24px; }
.signature { margin-top: 24px !important; font-family: var(--font-display); font-weight: 600; font-size: 18px; color: var(--ink) !important; }
.signature small { display: block; font-family: var(--font-body); font-weight: 500; font-size: 14px; color: var(--muted-2); margin-top: 2px; }

/* --- FAQ ----------------------------------------------------------------- */
.faq-wrap { max-width: 900px; margin-inline: auto; padding-inline: var(--gutter); }
.faq-wrap h2 { margin-bottom: 32px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer;
  display: flex; gap: 20px; align-items: flex-start; justify-content: space-between;
  padding: 22px 0; font-family: var(--font-display); font-weight: 600; font-size: 18px; line-height: 1.4; color: var(--ink);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--terra); font-size: 22px; line-height: 1; flex: none; }
.faq details[open] summary::after { content: "–"; }
.faq details p { font-size: 17px; line-height: 1.6; color: var(--muted); padding: 0 44px 24px 0; }

/* --- Formulaire (sombre) ------------------------------------------------- */
.contact { padding-block: 76px 88px; }
.contact__inner { max-width: 820px; margin-inline: auto; padding-inline: var(--gutter); }
.contact__sub { font-size: 17px; color: var(--dark-text); margin-top: 14px; }
.form { margin-top: 36px; display: flex; flex-direction: column; gap: 30px; }
.field label, .field legend { display: block; font-weight: 600; font-size: 16px; margin-bottom: 10px; color: var(--white); padding: 0; }
.field legend small, .field label small { font-weight: 400; color: var(--dark-text); }
fieldset.field { border: 0; padding: 0; margin: 0; min-width: 0; }
.field input[type="text"], .field input[type="email"], .field input[type="tel"], .field textarea {
  width: 100%; background: var(--dark-2); border: 1px solid var(--dark-line-2); border-radius: 10px;
  padding: 15px 16px; color: var(--cream); font-family: var(--font-body); font-size: 16px; line-height: 1.5;
}
.field textarea { min-height: 7em; resize: vertical; }
.field input::placeholder, .field textarea::placeholder { color: #7f8a83; }
.field input:focus, .field textarea:focus { outline: 2px solid var(--green); outline-offset: 0; border-color: var(--green); }
.field .hint { font-size: 14px; color: var(--dark-text); margin-top: 8px; }
.field .error { display: none; font-size: 14px; color: var(--danger); margin-top: 8px; }
.field.is-invalid .error { display: block; }
.field.is-invalid input, .field.is-invalid textarea { border-color: var(--danger); }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.grid-3 .field label { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* Puces : radio / checkbox natifs, rendus comme des boutons */
.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chip { position: relative; cursor: pointer; }
.chip input { position: absolute; opacity: 0; width: 1px; height: 1px; pointer-events: none; }
.chip span {
  display: inline-block; background: transparent; border: 1px solid var(--dark-line-2); color: var(--dark-text);
  font-size: 15px; font-weight: 500; padding: 11px 18px; border-radius: 999px;
  transition: background .15s ease, color .15s ease, border-color .15s ease;
}
.chip:hover span { border-color: var(--dark-text); color: var(--white); }
.chip input:checked + span { background: var(--green); border-color: var(--green); color: var(--white); font-weight: 600; }
.chip input:focus-visible + span { outline: 2px solid var(--terra); outline-offset: 2px; }
.field.is-invalid .chip span { border-color: var(--danger); }

.consent { display: flex; gap: 12px; align-items: flex-start; font-size: 14px; color: var(--dark-text); cursor: pointer; }
.consent input { margin-top: 4px; width: 17px; height: 17px; accent-color: var(--green); flex: none; }
.consent a { color: var(--dark-text-2); }
.consent.is-invalid { color: var(--danger); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form__submit { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.form__status { font-size: 15px; color: var(--dark-text); }
.form__status.err { color: var(--danger); }
.form__done { margin-top: 36px; background: var(--dark-2); border: 1px solid var(--green); border-radius: var(--radius-card); padding: 32px; }
.form__done h3 { color: var(--white); }
.form__done p { font-size: 16px; line-height: 1.6; color: var(--dark-text); margin-top: 12px; }

/* --- Footer -------------------------------------------------------------- */
.site-footer { background: var(--cream); border-top: 1px solid var(--line); }
.site-footer__inner { padding-block: 40px; display: flex; flex-wrap: wrap; gap: 20px; justify-content: space-between; align-items: center; }
.site-footer p { font-size: 15px; line-height: 1.6; color: var(--muted); }
.site-footer nav { display: flex; gap: 22px; flex-wrap: wrap; font-size: 15px; font-weight: 500; }
.site-footer nav a { color: var(--muted); text-decoration: none; }
.site-footer nav a:hover { color: var(--ink); }

/* --- Pages secondaires (merci, mentions légales) ------------------------ */
.legal { padding-block: var(--section); max-width: 760px; }
.legal h1 { font-family: var(--font-display); font-weight: 700; font-size: clamp(30px, 4vw, 44px); letter-spacing: -0.8px; line-height: 1.12; margin-bottom: 24px; }
.legal h2 { font-size: 22px; letter-spacing: -0.3px; margin: 36px 0 10px; }
.legal p { color: var(--ink-2); }
.legal p + p { margin-top: 10px; }
.legal .kicker { display: block; margin-bottom: 16px; }