/* app.immo — feuille unique.
   Repères visuels : fond clair, gros titres serrés avec un mot en bleu, boutons pilules,
   cartes très arrondies, un grand bloc bleu pour le contact. */

:root{
  --ink:#0b1a3a;
  --ink-soft:#22355c;
  --muted:#5b6b88;
  --blue:#1554f0;
  --blue-dark:#0f3fc4;
  --blue-soft:#e8efff;
  --tint:#f4f7fd;
  --line:#e3eaf6;
  --white:#fff;
  --radius:20px;
  --radius-lg:28px;
  --shadow-sm:0 1px 2px rgba(11,26,58,.05), 0 8px 24px rgba(11,26,58,.05);
  --shadow-md:0 2px 6px rgba(11,26,58,.06), 0 24px 60px rgba(11,26,58,.10);
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  --wrap:1180px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--white);color:var(--ink);
  font-family:var(--sans);font-size:17px;line-height:1.6;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue);text-decoration:none}
a:hover{color:var(--blue-dark)}
h1,h2,h3{margin:0 0 .5em;letter-spacing:-.022em;line-height:1.1;font-weight:800}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid var(--blue);outline-offset:3px;border-radius:6px}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.hl{color:var(--blue)}
.hl--light{color:#9dc0ff}
.eyebrow{
  font-size:13px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;
  color:var(--blue);margin:0 0 12px;
}
.eyebrow--light{color:#9dc0ff}
.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:12px 18px;z-index:99}
.skip:focus{left:8px;top:8px;color:#fff}

/* ── boutons ─────────────────────────────────────────── */
.btn{
  display:inline-flex;align-items:center;gap:8px;justify-content:center;
  padding:15px 28px;border-radius:999px;border:1.5px solid transparent;
  font-weight:700;font-size:16px;line-height:1;cursor:pointer;
  transition:transform .15s ease, background .15s ease, border-color .15s ease, box-shadow .15s ease;
  text-align:center;
}
.btn:hover{transform:translateY(-1px)}
.btn--primary{background:var(--blue);color:#fff;box-shadow:0 8px 20px rgba(21,84,240,.25)}
.btn--primary:hover{background:var(--blue-dark);color:#fff}
.btn--ghost{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-sm)}
.btn--ghost:hover{border-color:#c9d7f0;color:var(--ink)}
.btn--light{background:#fff;color:var(--blue);border-color:#fff}
.btn--light:hover{background:#eef3ff;color:var(--blue-dark)}
.btn--sm{padding:11px 20px;font-size:15px}

/* ── bandeau + navigation ────────────────────────────── */
.topbar{background:var(--ink);color:#dce5f7;font-size:14px}
.topbar__in{display:flex;align-items:center;justify-content:center;gap:18px;padding:9px 24px;flex-wrap:wrap}
.topbar p{margin:0}
.topbar a{color:#fff;font-weight:700;white-space:nowrap}
.topbar strong{color:#fff}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:#49d68a;margin-right:6px;vertical-align:1px}

.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.88);backdrop-filter:blur(12px);border-bottom:1px solid transparent;transition:border-color .2s,box-shadow .2s}
.nav.is-stuck{border-color:var(--line);box-shadow:0 4px 20px rgba(11,26,58,.05)}
.nav__in{display:flex;align-items:center;gap:28px;padding-top:14px;padding-bottom:14px}
.logo{font-size:22px;font-weight:800;letter-spacing:-.03em;color:var(--ink);margin:0}
.logo span{color:var(--blue)}
.nav__links{display:flex;gap:26px;margin-left:auto;font-size:15.5px;font-weight:600}
.nav__links a{color:var(--ink-soft)}
.nav__links a:hover{color:var(--blue)}
.nav__cta{display:flex;align-items:center;gap:10px}
.burger{display:none;width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:12px;cursor:pointer;padding:0;align-items:center;justify-content:center;flex-direction:column;gap:4px}
.burger span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s,opacity .2s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ── hero ────────────────────────────────────────────── */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#f5f8ff 0%,#fff 78%)}
.hero__swoosh{position:absolute;right:-60px;top:20px;width:900px;max-width:70vw;color:#c6d8ff;opacity:.85;pointer-events:none}
.hero__in{position:relative;display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center;padding-top:84px;padding-bottom:96px}
.hero h1{font-size:clamp(38px,5.1vw,62px);margin-bottom:20px}
.lead{font-size:19px;color:var(--ink-soft);max-width:37em}
.hero__btns{display:flex;gap:14px;flex-wrap:wrap;margin:28px 0 14px}
.hero__note{font-size:14.5px;color:var(--muted);margin:0}

.hero__visual{position:relative;min-height:420px}
.frame{background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-md);overflow:hidden}
.frame__bar{display:flex;align-items:center;gap:6px;padding:9px 12px;background:#f7f9fd;border-bottom:1px solid var(--line)}
.frame__bar i{width:9px;height:9px;border-radius:50%;background:#dbe3f1;display:block}
.frame__bar span{margin-left:10px;font-size:12px;color:var(--muted);background:#fff;border:1px solid var(--line);border-radius:999px;padding:3px 12px}
.frame--front{position:relative;z-index:2;width:92%}
.frame--back{position:absolute;right:-3%;top:-54px;width:62%;z-index:1;transform:rotate(1.6deg)}
.floatcard{
  position:absolute;left:-28px;bottom:-26px;z-index:3;background:#fff;border:1px solid var(--line);
  border-radius:18px;box-shadow:var(--shadow-md);padding:16px 20px;
}
.floatcard__k{font-size:12px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--muted);margin:0}
.floatcard__v{font-size:30px;font-weight:800;letter-spacing:-.02em;color:var(--blue);margin:2px 0 0}
.floatcard__s{font-size:12.5px;color:var(--muted);margin:2px 0 0}

/* ── chiffres ────────────────────────────────────────── */
.stats{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--tint)}
.stats__in{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;padding-top:34px;padding-bottom:34px;text-align:center}
.stats strong{display:block;font-size:30px;font-weight:800;letter-spacing:-.03em;color:var(--ink)}
.stats span{font-size:14px;color:var(--muted)}

/* ── sections génériques ─────────────────────────────── */
.section{padding:96px 0}
.section--tint{background:var(--tint);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.shead{max-width:760px;margin:0 0 52px}
.shead h2{font-size:clamp(30px,3.6vw,44px)}
.sub{font-size:18px;color:var(--muted);margin:0}

/* ── cartes services ─────────────────────────────────── */
.cards{display:grid;gap:22px}
.cards--3{grid-template-columns:repeat(3,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.card h3{font-size:19.5px;margin-bottom:8px}
.card p{margin:0;color:var(--muted);font-size:15.5px}
.ico{width:46px;height:46px;border-radius:14px;background:var(--blue-soft);color:var(--blue);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.ico svg{width:24px;height:24px}

.forwho{margin-top:44px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 28px;display:flex;gap:18px;align-items:center;flex-wrap:wrap;box-shadow:var(--shadow-sm)}
.forwho__t{margin:0;font-weight:700}
.forwho ul{display:flex;gap:10px;flex-wrap:wrap}
.forwho li{background:var(--tint);border:1px solid var(--line);border-radius:999px;padding:7px 16px;font-size:14.5px;color:var(--ink-soft);font-weight:600}

/* ── portfolio ───────────────────────────────────────── */
.works{display:grid;gap:26px}
.work{
  display:grid;grid-template-columns:1.06fr .94fr;gap:0;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s;
}
.work:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.work--rev .work__shot{order:2}
.work__shot{display:block;background:linear-gradient(160deg,#eef3fd,#e2ebfb);padding:26px 26px 0;overflow:hidden}
.work__shot img{border-radius:12px 12px 0 0;border:1px solid var(--line);border-bottom:0;box-shadow:0 -2px 30px rgba(11,26,58,.10);transition:transform .3s ease}
.work:hover .work__shot img{transform:translateY(-6px)}
.work__body{padding:34px 36px}
.work__live{display:flex;align-items:center;gap:7px;font-size:12.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#0f8a4d;margin:0 0 10px}
.dot--live{background:#22c06e;box-shadow:0 0 0 4px rgba(34,192,110,.15);margin:0}
/* Chantier en cours : même pastille, teinte ambre — l'état du produit se lit d'un coup d'œil. */
.work__live--wip{color:#a86307}
.dot--wip{background:#f0a020;box-shadow:0 0 0 4px rgba(240,160,32,.18);margin:0}
.work h3{font-size:26px;margin-bottom:2px}
.work__url{font-size:14.5px;color:var(--blue);font-weight:600;margin:0 0 14px}
.work__body p{color:var(--muted);font-size:15.5px}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0 20px}
.tags li{background:var(--tint);border:1px solid var(--line);border-radius:999px;padding:5px 13px;font-size:13px;font-weight:600;color:var(--ink-soft)}
.work__link{font-weight:700}

/* Une carte du portfolio peut pointer vers plusieurs sites (le réseau départemental). */
.work__links{display:flex;flex-wrap:wrap;gap:8px 18px;margin:0}
.work__links a{font-weight:700}

/* ── méthode ─────────────────────────────────────────── */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm);position:relative}
.step__n{
  display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:12px;
  background:var(--blue);color:#fff;font-weight:800;font-size:17px;margin-bottom:16px;
}
.step h3{font-size:18.5px;margin-bottom:6px}
.step p{margin:0;color:var(--muted);font-size:15.5px}

.pledge{margin-top:34px;background:var(--ink);color:#dbe4f6;border-radius:var(--radius-lg);padding:38px 40px}
.pledge h3{color:#fff;font-size:22px;margin-bottom:18px}
.pledge ul{display:grid;grid-template-columns:1fr 1fr;gap:16px 34px}
.pledge li{padding-left:26px;position:relative;font-size:15.5px}
.pledge li::before{content:"";position:absolute;left:0;top:9px;width:10px;height:10px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 4px rgba(21,84,240,.22)}
.pledge strong{color:#fff}

/* ── apimo ───────────────────────────────────────────── */
.apimo{display:grid;grid-template-columns:1.25fr .75fr;gap:44px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:44px 46px;box-shadow:var(--shadow-sm)}
.apimo h2{font-size:clamp(27px,3.2vw,38px)}
.apimo p{color:var(--muted);font-size:16.5px}
.apimo strong{color:var(--ink)}
.apimo__cta{display:flex;gap:12px;flex-wrap:wrap;margin:22px 0 0}
.apimo__vs{display:grid;gap:12px;justify-items:stretch;text-align:center}
.vs{background:var(--tint);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.vs--us{background:var(--blue);border-color:var(--blue);color:#fff}
.vs__t{font-weight:800;font-size:19px;margin:0 0 6px;color:var(--ink)}
.vs--us .vs__t{color:#fff}
.vs__d{font-size:14px;color:var(--muted);margin:0}
.vs--us .vs__d{color:#d6e2ff}
.vs__sep{margin:0;font-weight:800;font-size:22px;color:var(--muted)}

/* ── à propos ────────────────────────────────────────── */
.about{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.about h2{font-size:clamp(28px,3.4vw,40px)}
.about p{color:var(--muted);font-size:16.5px}
.about strong{color:var(--ink)}
.about__links{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.about__facts{display:grid;gap:14px}
.about__facts li{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px 24px;box-shadow:var(--shadow-sm)}
.about__facts strong{display:block;font-size:16.5px;margin-bottom:3px}
.about__facts span{color:var(--muted);font-size:15px}

/* ── contact ─────────────────────────────────────────── */
.contact{
  display:grid;grid-template-columns:.92fr 1.08fr;gap:52px;
  background:linear-gradient(150deg,#123fbb 0%,var(--blue) 55%,#2a6bff 100%);
  color:#fff;border-radius:var(--radius-lg);padding:56px;
}
.contact h2{color:#fff;font-size:clamp(28px,3.3vw,40px)}
.contact__intro p{color:#d5e2ff;font-size:16.5px}
.contact__list{display:grid;gap:9px;margin:22px 0 0}
.contact__list li{padding-left:28px;position:relative;font-size:15.5px;color:#eaf1ff}
.contact__list li::before{
  content:"";position:absolute;left:0;top:6px;width:16px;height:9px;
  border-left:2.5px solid #9dc0ff;border-bottom:2.5px solid #9dc0ff;transform:rotate(-45deg);
}
.contact__social{margin:26px 0 0}
.contact__social a{display:inline-flex;align-items:center;gap:9px;color:#fff;font-weight:700;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.26);padding:10px 18px;border-radius:999px}
.contact__social a:hover{background:rgba(255,255,255,.22);color:#fff}
.contact__social svg{width:18px;height:18px}

.form{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:6px;grid-column:1 / -1}
.field--half{grid-column:auto}
.field label{font-size:14px;font-weight:700;color:#eaf1ff}
.field .opt{font-weight:500;color:#bed2ff}
.field input,.field select,.field textarea{
  width:100%;font:inherit;font-size:16px;color:var(--ink);background:#fff;
  border:1.5px solid rgba(255,255,255,.5);border-radius:12px;padding:13px 15px;
}
.field textarea{resize:vertical;min-height:120px}
.field input:focus,.field select:focus,.field textarea:focus{outline:3px solid #9dc0ff;outline-offset:1px}
.field input[aria-invalid="true"],.field textarea[aria-invalid="true"]{border-color:#ffd0d0;box-shadow:0 0 0 3px rgba(255,120,120,.35)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form__legal{grid-column:1 / -1;font-size:13px;color:#cfdeff;margin:2px 0 0}
.form__legal a{color:#fff;text-decoration:underline}
.form button[type="submit"]{grid-column:1 / -1;justify-self:start}
.form button[disabled]{opacity:.65;cursor:progress}
.form__status{grid-column:1 / -1;margin:0;font-size:15px;font-weight:600;min-height:1.4em}
.form__status a{color:#fff;text-decoration:underline}
.form__status.is-ok{color:#c8ffdf}
.form__status.is-err{color:#ffd7d7}

/* ── pied de page ────────────────────────────────────── */
.footer{background:var(--ink);color:#b9c6de;font-size:15px;padding:64px 0 30px;margin-top:0}
.footer__in{display:grid;grid-template-columns:1.5fr .8fr .8fr 1.4fr;gap:40px}
.footer a{color:#dce5f7}
.footer a:hover{color:#fff}
.logo--f{color:#fff;margin-bottom:10px}
.footer__brand p{margin:0 0 12px;max-width:32ch}
.footer__social{display:flex;gap:16px;font-weight:600}
.footer__col{display:flex;flex-direction:column;gap:8px}
.footer__t{color:#fff;font-weight:700;margin:0 0 6px}
.footer__legal p{font-size:13.5px;line-height:1.55;color:#9aabc7;margin:0 0 10px}
.footer__legal strong{color:#dce5f7}
.footer__bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:44px;padding-top:22px;display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
.footer__bottom p{margin:0;font-size:13.5px;color:#9aabc7;max-width:74ch}
.footer__bottom strong{color:#dce5f7}

/* ── apparition au défilement ────────────────────────── */
/* Le masquage n'est appliqué que si le JavaScript a bien démarré (classe .js posée
   dans le <head>) : sans lui, ou s'il échoue, la page reste entièrement lisible. */
.js .reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.js .reveal.is-in{opacity:1;transform:none}

/* ── responsive ──────────────────────────────────────── */
@media (max-width:1020px){
  .hero__in{grid-template-columns:1fr;gap:56px;padding-top:56px;padding-bottom:64px}
  .hero__visual{min-height:0;margin-top:8px}
  .frame--back{top:-30px;right:-2%}
  .floatcard{left:0;bottom:-18px}
  .cards--3{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .apimo{grid-template-columns:1fr;padding:36px}
  .about{grid-template-columns:1fr;gap:34px}
  .contact{grid-template-columns:1fr;gap:34px;padding:40px}
  .footer__in{grid-template-columns:1fr 1fr}
  .stats__in{grid-template-columns:repeat(3,1fr);gap:26px}
}
@media (max-width:820px){
  .nav__links{
    position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;gap:0;padding:8px 24px 18px;display:none;box-shadow:var(--shadow-md);
  }
  .nav__links.is-open{display:flex}
  .nav__links a{padding:12px 0;border-bottom:1px solid var(--line);font-size:17px}
  .nav__links a:last-child{border-bottom:0}
  .nav__in{position:relative}
  .burger{display:flex}
  .work,.work--rev .work__shot{grid-template-columns:1fr;order:0}
  .work__shot{padding:22px 22px 0}
  .work__body{padding:26px 24px 30px}
  .pledge ul{grid-template-columns:1fr}
  .pledge{padding:30px 26px}
}
@media (max-width:620px){
  body{font-size:16.5px}
  .section{padding:64px 0}
  .cards--3,.steps{grid-template-columns:1fr}
  .stats__in{grid-template-columns:1fr 1fr;text-align:left}
  .form{grid-template-columns:1fr}
  .field--half{grid-column:1 / -1}
  .contact{padding:30px 22px}
  .footer__in{grid-template-columns:1fr}
  .topbar__in{font-size:13px;gap:10px}
  .hero__btns .btn{width:100%}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important}
  .js .reveal{opacity:1;transform:none}
}