/* ==========================================================
   OPTEP — feuille de style principale
   ========================================================== */

:root {
  --navy: #1f2f4d;
  --navy-2: #2c4470;
  --green: #f28c38;
  --green-dark: #d86f1c;
  --amber: #f5a623;
  --text: #1d2733;
  --muted: #5b6b7c;
  --bg: #ffffff;
  --bg-soft: #f3f6f9;
  --border: #dde4eb;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(31, 47, 77, 0.10);
  --max: 1180px;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-title: "Montserrat", var(--font);
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  font-size: 16px;
}

img, svg { max-width: 100%; display: block; }

a { color: var(--green-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 {
  font-family: var(--font-title);
  color: var(--navy);
  line-height: 1.2;
  margin: 0 0 .6em;
}
h1 { font-size: clamp(2rem, 4.5vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); }
h3 { font-size: 1.2rem; }

p { margin: 0 0 1em; }

.container {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 20px;
}

.section { padding: 80px 0; }
.section--soft { background: var(--bg-soft); }
.section__head { max-width: 680px; margin: 0 auto 48px; text-align: center; }
.section__head p { color: var(--muted); }

.eyebrow {
  display: inline-block;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--green-dark);
  margin-bottom: .8em;
}

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5em;
  padding: .85em 1.5em;
  border-radius: 999px;
  font-weight: 600;
  border: 2px solid transparent;
  cursor: pointer;
  font-size: 1rem;
  transition: background .2s, color .2s, transform .2s;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); }
.btn--primary { background: var(--green); color: #fff; }
.btn--primary:hover { background: var(--green-dark); }
.btn--ghost { border-color: rgba(255,255,255,.6); color: #fff; }
.btn--ghost:hover { background: rgba(255,255,255,.12); }
.btn--outline { border-color: var(--navy); color: var(--navy); }
.btn--outline:hover { background: var(--navy); color: #fff; }

/* ---------- En-tête ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.logo {
  display: flex;
  align-items: center;
  gap: .55em;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--navy);
  letter-spacing: .02em;
}
.logo:hover { text-decoration: none; }
.logo__img { height: 44px; width: auto; }
.logo__text { color: #2d3440; letter-spacing: .06em; }
.logo--footer img { height: 110px; width: auto; }

.nav ul {
  display: flex;
  gap: 6px;
  list-style: none;
  margin: 0; padding: 0;
  align-items: center;
}
.nav a {
  display: block;
  padding: .55em .9em;
  border-radius: 8px;
  color: var(--text);
  font-weight: 500;
}
.nav a:hover { background: var(--bg-soft); text-decoration: none; }
.nav a[aria-current="page"] { color: var(--green-dark); font-weight: 700; }
.nav .btn { color: #fff; padding: .6em 1.2em; margin-left: 8px; }
.nav .btn:hover { background: var(--green-dark); }

.nav-toggle {
  display: none;
  background: none;
  border: 0;
  padding: 8px;
  cursor: pointer;
  color: var(--navy);
}
.nav-toggle svg { width: 28px; height: 28px; }

@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .nav {
    position: absolute;
    top: 72px; left: 0; right: 0;
    background: #fff;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
    display: none;
  }
  .nav.is-open { display: block; }
  .nav ul { flex-direction: column; align-items: stretch; padding: 12px 20px 20px; }
  .nav .btn { margin: 8px 0 0; justify-content: center; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  color: #fff;
  background:
    radial-gradient(circle at 85% 20%, rgba(242,140,56,.35), transparent 45%),
    radial-gradient(circle at 10% 90%, rgba(245,166,35,.18), transparent 40%),
    linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 100%);
  padding: 110px 0 120px;
  overflow: hidden;
}
.hero h1 { color: #fff; max-width: 820px; }
.hero h1 span { color: #ffa65c; }
.hero p.lead { font-size: 1.2rem; max-width: 640px; color: rgba(255,255,255,.85); }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 32px; }
.hero__tags {
  display: flex; flex-wrap: wrap; gap: 10px;
  margin-top: 48px; padding: 0; list-style: none;
}
.hero__tags li {
  padding: .45em 1em;
  border: 1px solid rgba(255,255,255,.25);
  border-radius: 999px;
  font-size: .9rem;
  color: rgba(255,255,255,.9);
}

.page-hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 100%);
  color: #fff;
  padding: 72px 0;
}
.page-hero h1 { color: #fff; margin-bottom: .3em; }
.page-hero p { color: rgba(255,255,255,.85); max-width: 640px; margin: 0; font-size: 1.1rem; }

/* ---------- Grilles & cartes ---------- */
.grid { display: grid; gap: 24px; }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }

.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px;
  transition: transform .2s, box-shadow .2s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.card p { color: var(--muted); }
.card__icon {
  width: 52px; height: 52px;
  border-radius: 12px;
  background: rgba(242,140,56,.12);
  color: var(--green-dark);
  display: grid; place-items: center;
  margin-bottom: 18px;
}
.card__icon svg { width: 26px; height: 26px; }
.card__link { font-weight: 600; }

/* ---------- Bloc service détaillé ---------- */
.service {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 48px;
  align-items: start;
  padding: 56px 0;
  border-bottom: 1px solid var(--border);
  scroll-margin-top: 90px;
}
.service:last-child { border-bottom: 0; }
.service__aside {
  background: var(--bg-soft);
  border-radius: var(--radius);
  padding: 32px;
}
.service__aside .card__icon { background: #fff; }
.service ul.check { margin: 0; }
@media (max-width: 860px) {
  .service { grid-template-columns: 1fr; gap: 24px; }
}

ul.check { list-style: none; padding: 0; margin: 0 0 1em; }
ul.check li {
  position: relative;
  padding-left: 30px;
  margin-bottom: .6em;
}
ul.check li::before {
  content: "";
  position: absolute;
  left: 0; top: .3em;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--green) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/12px no-repeat;
}

/* ---------- Étapes ---------- */
.steps { counter-reset: step; }
.step { position: relative; padding-top: 56px; }
.step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  position: absolute; top: 0; left: 0;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 2.2rem;
  color: var(--green);
}
.step p { color: var(--muted); }

/* ---------- Bandeau CTA ---------- */
.cta {
  background: linear-gradient(135deg, var(--green-dark), var(--green));
  color: #fff;
  border-radius: 20px;
  padding: 56px 40px;
  text-align: center;
}
.cta h2 { color: #fff; }
.cta p { color: rgba(255,255,255,.9); max-width: 560px; margin: 0 auto 28px; }
.cta .btn--primary { background: #fff; color: var(--green-dark); }
.cta .btn--primary:hover { background: var(--navy); color: #fff; }

/* ---------- Split (texte + visuel) ---------- */
.split {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 56px;
  align-items: center;
}
@media (max-width: 860px) { .split { grid-template-columns: 1fr; } }

.facts {
  background: var(--navy);
  color: #fff;
  border-radius: 20px;
  padding: 36px;
  display: grid;
  gap: 22px;
}
.facts div { border-left: 3px solid var(--green); padding-left: 16px; }
.facts strong {
  display: block;
  font-family: var(--font-title);
  font-size: 1.15rem;
}
.facts span { color: rgba(255,255,255,.75); font-size: .95rem; }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 40px;
}
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } }

.contact-info .item {
  display: flex; gap: 14px;
  margin-bottom: 22px;
}
.contact-info .card__icon { flex: none; margin: 0; width: 46px; height: 46px; }
.contact-info strong { display: block; color: var(--navy); }
.contact-info span, .contact-info a { color: var(--muted); }

.form { display: grid; gap: 18px; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 600px) { .form__row { grid-template-columns: 1fr; } }
.form label { display: block; font-weight: 600; font-size: .92rem; margin-bottom: 6px; color: var(--navy); }
.form input,
.form select,
.form textarea {
  width: 100%;
  padding: .8em 1em;
  border: 1px solid var(--border);
  border-radius: 10px;
  font: inherit;
  background: #fff;
  color: var(--text);
}
.form input:focus,
.form select:focus,
.form textarea:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(242,140,56,.18);
}
.form textarea { min-height: 150px; resize: vertical; }
.form .consent { display: flex; gap: 10px; align-items: flex-start; font-size: .9rem; color: var(--muted); }
.form .consent input { width: auto; margin-top: 4px; }
.form__note { font-size: .85rem; color: var(--muted); }

.map {
  border: 0;
  width: 100%;
  height: 360px;
  border-radius: var(--radius);
}

/* ---------- Pages légales ---------- */
.legal { max-width: 820px; }
.legal h2 { font-size: 1.35rem; margin-top: 2em; }
.legal dl { display: grid; grid-template-columns: 220px 1fr; gap: 8px 20px; }
.legal dt { font-weight: 600; color: var(--navy); }
.legal dd { margin: 0; }
@media (max-width: 600px) { .legal dl { grid-template-columns: 1fr; } .legal dd { margin-bottom: 10px; } }

/* ---------- Pied de page ---------- */
.footer {
  background: var(--navy);
  color: rgba(255,255,255,.75);
  padding: 64px 0 24px;
  font-size: .95rem;
}
.footer a { color: rgba(255,255,255,.85); }
.footer a:hover { color: #fff; }
.footer .logo { color: #fff; margin-bottom: 14px; }
.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 36px;
}
@media (max-width: 860px) { .footer__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .footer__grid { grid-template-columns: 1fr; } }
.footer h4 { color: #fff; font-size: 1rem; margin-bottom: 14px; }
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer li { margin-bottom: 8px; }
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.12);
  margin-top: 48px;
  padding-top: 20px;
  display: flex; flex-wrap: wrap; gap: 12px;
  justify-content: space-between;
  font-size: .85rem;
}

/* ---------- Animations d'apparition ---------- */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .6s, transform .6s; }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}