/* ==========================================================================
   Sy Propre — feuille de style
   Couleurs et espacements centralisés ici : change les variables, tout suit.
   ========================================================================== */

:root {
  --bleu: #0ea5e9;
  --bleu-fonce: #0284c7;
  --vert: #14b8a6;
  --encre: #0f172a;
  --texte: #1e293b;
  --texte-2: #64748b;
  --ligne: #e2e8f0;
  --fond: #ffffff;
  --fond-2: #f8fafc;
  --teinte: #f0f9ff;
  --ok: #059669;
  --ok-clair: #d1fae5;
  --rayon: 18px;
  --ombre: 0 1px 2px rgba(15, 23, 42, .04), 0 12px 32px -12px rgba(15, 23, 42, .12);
  --ombre-forte: 0 24px 60px -20px rgba(2, 132, 199, .35);
  --degrade: linear-gradient(135deg, var(--bleu), var(--vert));
  --police: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --largeur: 1140px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--police);
  color: var(--texte);
  background: var(--fond);
  line-height: 1.6;
  font-size: 16px;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3 { color: var(--encre); line-height: 1.15; margin: 0 0 .5em; letter-spacing: -.01em; }
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 800; letter-spacing: -.02em; }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.4rem); font-weight: 800; }
h3 { font-size: 1.15rem; font-weight: 700; }
p { margin: 0 0 1em; }
.muted { color: var(--texte-2); }
.container { width: min(var(--largeur), 100% - 40px); margin-inline: auto; }
.grad { background: var(--degrade); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  padding: .7rem 1.25rem; border-radius: 999px; font-weight: 600; font-size: .95rem;
  border: 1.5px solid transparent; cursor: pointer; transition: transform .15s, box-shadow .15s, background .15s, color .15s;
  white-space: nowrap;
}
.btn--primary { background: var(--degrade); color: #fff; box-shadow: 0 8px 20px -8px rgba(14, 165, 233, .6); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 14px 28px -10px rgba(14, 165, 233, .7); }
.btn--ghost { background: #fff; color: var(--encre); border-color: var(--ligne); }
.btn--ghost:hover { border-color: var(--bleu); color: var(--bleu-fonce); }
.btn--lg { padding: .95rem 1.7rem; font-size: 1.02rem; }
.btn--block { width: 100%; }

.eyebrow {
  display: inline-block; font-size: .8rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--bleu-fonce); margin-bottom: .9rem;
}
.badge { display: inline-block; padding: .25em .7em; border-radius: 999px; font-size: .78rem; font-weight: 700; }
.badge--green { background: var(--ok-clair); color: var(--ok); }

/* ---------- En-tête ---------- */
.header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .85); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent; transition: border-color .2s, box-shadow .2s;
}
.header.is-scrolled { border-color: var(--ligne); box-shadow: 0 4px 20px -12px rgba(15, 23, 42, .15); }
.header__inner { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 1rem; }
.logo { display: inline-flex; align-items: center; gap: .6rem; font-weight: 600; font-size: 1.25rem; color: var(--encre); }
.logo__mark { width: 36px; height: 36px; }
.logo strong { font-weight: 800; }
.logo--light { color: #fff; }
.nav { display: flex; align-items: center; gap: 1.6rem; font-weight: 500; font-size: .95rem; }
.nav > a:not(.btn) { color: var(--texte); position: relative; padding: .25rem 0; }
.nav > a:not(.btn)::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px; border-radius: 2px;
  background: var(--degrade); transform: scaleX(0); transform-origin: left; transition: transform .2s;
}
.nav > a:not(.btn):hover::after { transform: scaleX(1); }
.nav__cta { margin-left: .5rem; }
.burger { display: none; width: 44px; height: 44px; border: 0; background: none; cursor: pointer; padding: 10px; flex-direction: column; justify-content: center; gap: 5px; }
.burger span { display: block; height: 2px; background: var(--encre); border-radius: 2px; transition: transform .25s, opacity .2s; }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; padding: clamp(3rem, 8vw, 6.5rem) 0 clamp(3rem, 6vw, 5rem); }
.hero__bg { position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, var(--teinte), #fff 70%); }
.blob { position: absolute; border-radius: 50%; filter: blur(60px); opacity: .55; }
.blob--1 { width: 420px; height: 420px; background: #bae6fd; top: -160px; right: -80px; }
.blob--2 { width: 320px; height: 320px; background: #99f6e4; bottom: -120px; left: -80px; }
.blob--3 { width: 220px; height: 220px; background: #e0f2fe; top: 40%; left: 45%; }
.hero__inner { display: grid; grid-template-columns: 1.1fr .9fr; gap: 3rem; align-items: center; }
.lead { font-size: 1.15rem; color: var(--texte-2); max-width: 54ch; }
.hero__actions { display: flex; flex-wrap: wrap; gap: .8rem; margin: 1.8rem 0 1.6rem; }
.hero__points { display: flex; flex-wrap: wrap; gap: 1.2rem; font-size: .92rem; color: var(--texte-2); }
.hero__points li { display: flex; align-items: center; gap: .45rem; }
.hero__points li::before {
  content: ""; width: 18px; height: 18px; border-radius: 50%; background: var(--ok-clair);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23059669' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E");
  background-size: 11px; background-position: center; background-repeat: no-repeat;
}

.hero__card { position: relative; padding: 3.2rem 1rem 2.6rem 2rem; }
.card { background: #fff; border: 1px solid var(--ligne); border-radius: var(--rayon); padding: 1.5rem; box-shadow: var(--ombre); }
.card--float { box-shadow: var(--ombre-forte); animation: flotter 7s ease-in-out infinite; }
@keyframes flotter { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
.card__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; font-size: .9rem; }
.card__foot { display: flex; align-items: center; gap: .8rem; margin-top: 1.25rem; padding-top: 1.1rem; border-top: 1px solid var(--ligne); font-size: .92rem; }
.avatar { width: 42px; height: 42px; border-radius: 50%; background: var(--degrade); color: #fff; font-weight: 800; display: grid; place-items: center; font-size: .9rem; flex: none; }
.checklist li { display: flex; align-items: center; gap: .7rem; padding: .5rem 0; border-bottom: 1px dashed var(--ligne); font-size: .95rem; }
.checklist li:last-child { border-bottom: 0; }
.checklist li::before { content: ""; width: 20px; height: 20px; border-radius: 6px; border: 1.5px solid var(--ligne); flex: none; }
.checklist li.done { color: var(--texte-2); text-decoration: line-through; text-decoration-color: rgba(100, 116, 139, .4); }
.checklist li.done::before {
  background: var(--degrade); border-color: transparent;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E"), var(--degrade);
  background-size: 12px, 100%; background-position: center; background-repeat: no-repeat;
}
.card--mini { position: absolute; padding: .9rem 1.1rem; display: flex; flex-direction: column; line-height: 1.2; }
.card--mini strong { font-size: 1.4rem; color: var(--encre); font-weight: 800; }
.card--mini span { font-size: .78rem; color: var(--texte-2); }
.card--mini-1 { top: 0; left: 0; animation: flotter 8s ease-in-out infinite reverse; z-index: 2; }
.card--mini-2 { bottom: 0; right: 0; animation: flotter 9s ease-in-out infinite; }

/* ---------- Bandeau secteurs ---------- */
.strip { border-block: 1px solid var(--ligne); background: var(--fond-2); }
.strip__inner { display: flex; flex-wrap: wrap; justify-content: center; gap: .6rem 2.2rem; padding: 1rem 0; font-size: .88rem; font-weight: 600; color: var(--texte-2); letter-spacing: .02em; }

/* ---------- Sections ---------- */
.section { padding: clamp(3.5rem, 8vw, 6.5rem) 0; }
.section--tint { background: linear-gradient(180deg, var(--fond-2), #fff); }
.section__head { max-width: 640px; margin-bottom: 3rem; }
.section__head p { color: var(--texte-2); font-size: 1.05rem; }
.grid { display: grid; gap: 1.5rem; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }

.service { transition: transform .2s, box-shadow .2s, border-color .2s; }
.service:hover { transform: translateY(-4px); box-shadow: var(--ombre-forte); border-color: #bae6fd; }
.service__icon { width: 52px; height: 52px; border-radius: 14px; background: var(--teinte); display: grid; place-items: center; margin-bottom: 1.1rem; }
.service__icon svg, .feature__icon svg, .contact__icon svg { width: 24px; height: 24px; fill: none; stroke: var(--bleu-fonce); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.service p { color: var(--texte-2); font-size: .95rem; }
.ticks li { position: relative; padding-left: 1.4rem; font-size: .9rem; margin: .35rem 0; }
.ticks li::before { content: "✓"; position: absolute; left: 0; color: var(--vert); font-weight: 800; }

/* ---------- Split (pourquoi / zones) ---------- */
.split { display: grid; grid-template-columns: 1.05fr .95fr; gap: 4rem; align-items: center; }
.split--reverse .split__text { order: 2; }
.split__text > p { color: var(--texte-2); font-size: 1.05rem; }
.features { display: grid; gap: 1.4rem; margin-top: 2rem; }
.feature { display: flex; gap: 1rem; }
.feature__icon { width: 46px; height: 46px; border-radius: 12px; background: #fff; border: 1px solid var(--ligne); display: grid; place-items: center; flex: none; box-shadow: var(--ombre); }
.feature h3 { font-size: 1.02rem; margin-bottom: .2rem; }
.feature p { color: var(--texte-2); font-size: .93rem; margin: 0; }

.quote-card { position: relative; background: var(--encre); color: #fff; border-radius: var(--rayon); padding: 2.2rem; box-shadow: var(--ombre-forte); }
.quote-card p { font-size: 1.2rem; font-weight: 500; line-height: 1.5; position: relative; }
.quote-card__mark { position: absolute; top: 1rem; right: 1.2rem; width: 64px; height: 64px; fill: #fff; }
.quote-card .card__foot { border-top-color: rgba(255, 255, 255, .15); }
.quote-card .muted { color: #94a3b8; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-top: 1.2rem; }
.stat { background: #fff; border: 1px solid var(--ligne); border-radius: 14px; padding: 1rem; text-align: center; box-shadow: var(--ombre); }
.stat strong { display: block; font-size: 1.6rem; font-weight: 800; color: var(--encre); background: var(--degrade); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat span { font-size: .8rem; color: var(--texte-2); }

/* ---------- Étapes ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; counter-reset: etape; position: relative; }
.step { position: relative; background: #fff; border: 1px solid var(--ligne); border-radius: var(--rayon); padding: 1.6rem; box-shadow: var(--ombre); }
.step__num { display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; background: var(--degrade); color: #fff; font-weight: 800; margin-bottom: 1rem; }
.step p { color: var(--texte-2); font-size: .93rem; margin: 0; }

/* ---------- Zones ---------- */
.zones { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1.4rem; }
.zones li { background: #fff; border: 1px solid var(--ligne); border-radius: 999px; padding: .35rem .9rem; font-size: .88rem; font-weight: 600; }
.zones li:first-child { background: var(--degrade); color: #fff; border-color: transparent; }
.map { border-radius: var(--rayon); box-shadow: var(--ombre-forte); border: 1px solid var(--ligne); overflow: hidden; background: #fff; }

/* ---------- Contact ---------- */
.contact { display: grid; grid-template-columns: .9fr 1.1fr; gap: 4rem; align-items: start; }
.contact__text > p { color: var(--texte-2); font-size: 1.05rem; }
.contact__list { display: grid; gap: 1.2rem; margin-top: 2rem; }
.contact__list li { display: flex; gap: 1rem; align-items: center; }
.contact__list a:hover { color: var(--bleu-fonce); }
.contact__icon { width: 46px; height: 46px; border-radius: 12px; background: var(--teinte); display: grid; place-items: center; flex: none; }
.form { padding: 2rem; }
.form label { display: block; font-size: .88rem; font-weight: 600; color: var(--encre); margin-bottom: 1rem; }
.form input, .form select, .form textarea {
  display: block; width: 100%; margin-top: .4rem; padding: .75rem .9rem; font: inherit; font-weight: 400;
  border: 1.5px solid var(--ligne); border-radius: 10px; background: var(--fond-2); color: var(--texte);
  transition: border-color .15s, box-shadow .15s, background .15s;
}
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--bleu); background: #fff; box-shadow: 0 0 0 4px rgba(14, 165, 233, .15); }
.form textarea { resize: vertical; min-height: 110px; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form__note { font-size: .8rem; margin: 1rem 0 0; }
.form__status { margin: .8rem 0 0; font-weight: 600; font-size: .92rem; min-height: 1.4em; }
.form__status.ok { color: var(--ok); }
.form__status.err { color: #dc2626; }
.form .invalide { border-color: #dc2626; }

/* ---------- Pied de page ---------- */
.footer { background: var(--encre); color: #cbd5e1; padding: 3rem 0 2rem; }
.footer__inner { display: grid; grid-template-columns: 1fr auto; gap: 2rem 3rem; align-items: start; }
.footer .muted { color: #94a3b8; font-size: .9rem; }
.footer__nav { display: flex; flex-wrap: wrap; gap: 1.4rem; font-size: .92rem; }
.footer__nav a:hover { color: #fff; }
.footer__legal { grid-column: 1 / -1; border-top: 1px solid rgba(255, 255, 255, .1); padding-top: 1.2rem; margin: 0; font-size: .82rem; }

/* ---------- Bouton d'appel flottant (mobile) ---------- */
.fab { display: none; position: fixed; right: 18px; bottom: 18px; width: 56px; height: 56px; border-radius: 50%; background: var(--degrade); box-shadow: var(--ombre-forte); place-items: center; z-index: 40; }
.fab svg { width: 24px; height: 24px; fill: none; stroke: #fff; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

/* ---------- Apparition au défilement ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal--delay { transition-delay: .15s; }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .card--float, .card--mini-1, .card--mini-2 { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Page mentions légales ---------- */
.page { padding: 3rem 0 5rem; max-width: 760px; }
.page h2 { font-size: 1.3rem; margin-top: 2.2rem; }
.page p, .page li { color: var(--texte); }
.page ul { list-style: disc; padding-left: 1.4rem; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero__inner { grid-template-columns: 1fr; gap: 3.5rem; }
  .hero__card { max-width: 480px; margin-inline: auto; }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .split, .contact { grid-template-columns: 1fr; gap: 2.5rem; }
  .split--reverse .split__text { order: 0; }
  .steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .burger { display: flex; }
  .nav {
    position: fixed; inset: 72px 0 auto 0; flex-direction: column; align-items: stretch; gap: 0;
    background: #fff; border-bottom: 1px solid var(--ligne); box-shadow: 0 20px 40px -20px rgba(15, 23, 42, .25);
    padding: .5rem 20px 1.2rem; z-index: 49;
    opacity: 0; visibility: hidden; transform: translateY(-10px);
    transition: opacity .2s, transform .2s, visibility 0s .2s;
  }
  .nav.is-open { opacity: 1; visibility: visible; transform: none; transition: opacity .2s, transform .2s, visibility 0s; }
  .nav > a:not(.btn) { padding: .85rem 0; border-bottom: 1px solid var(--ligne); }
  .nav > a:not(.btn)::after { display: none; }
  .nav__cta { margin: 1rem 0 0; }
  .burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .grid--3, .steps, .form__row, .stats { grid-template-columns: 1fr; }
  .hero__card { padding: 3rem .4rem 2.2rem .8rem; }
  .card--mini { padding: .7rem .9rem; }
  .footer__inner { grid-template-columns: 1fr; }
  .fab { display: grid; }
}