/* Impôt Extra Plus — feuille de style principale */
:root{
  --navy:#1f2a5b;
  --navy-dark:#16204a;
  --navy-soft:#2c3a75;
  --orange:#ef7f2e;
  --orange-dark:#d96b1b;
  --ink:#1b2135;
  --body:#4d566e;
  --line:#e4e8f2;
  --bg:#ffffff;
  --bg-soft:#f6f8fc;
  --radius:16px;
  --shadow:0 18px 45px -25px rgba(31,42,91,.45);
  --max:1160px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  color:var(--body);
  background:var(--bg);
  line-height:1.7;
  font-size:17px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--orange-dark);text-decoration:none}
h1,h2,h3,h4{color:var(--ink);line-height:1.2;margin:0 0 .6em;font-weight:700}
h1{font-size:clamp(2.1rem,4.6vw,3.4rem);letter-spacing:-.5px}
h2{font-size:clamp(1.7rem,3.2vw,2.4rem);letter-spacing:-.3px}
h3{font-size:1.2rem}
p{margin:0 0 1.1em}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 22px}
.section{padding:88px 0}
.section--soft{background:var(--bg-soft)}
.center{text-align:center}
.eyebrow{
  display:inline-block;font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;
  font-weight:700;color:var(--orange);margin-bottom:14px;
}
.lead{font-size:1.1rem;max-width:720px}
.center .lead{margin-left:auto;margin-right:auto}

/* --- Boutons --- */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  padding:14px 28px;border-radius:999px;font-weight:600;font-size:1rem;
  border:2px solid transparent;cursor:pointer;transition:.25s ease;white-space:nowrap;
}
.btn--primary{background:var(--orange);color:#fff;box-shadow:0 12px 28px -14px rgba(239,127,46,.9)}
.btn--primary:hover{background:var(--orange-dark);transform:translateY(-2px)}
.btn--ghost{border-color:rgba(255,255,255,.55);color:#fff}
.btn--ghost:hover{background:rgba(255,255,255,.14)}
.btn--navy{background:var(--navy);color:#fff}
.btn--navy:hover{background:var(--navy-dark);transform:translateY(-2px)}

/* --- Barre supérieure --- */
.topbar{background:var(--navy);color:#c9d2ee;font-size:.9rem}
.topbar .container{display:flex;flex-wrap:wrap;gap:8px 26px;align-items:center;justify-content:space-between;padding-top:10px;padding-bottom:10px}
.topbar ul{list-style:none;display:flex;flex-wrap:wrap;gap:8px 22px;margin:0;padding:0}
.topbar a{color:#fff}
.topbar a:hover{color:var(--orange)}
.lang{display:flex;gap:6px;align-items:center}
.lang a{
  padding:3px 11px;border-radius:999px;border:1px solid rgba(255,255,255,.28);
  font-weight:600;font-size:.82rem;color:#dfe5f7;
}
.lang a.is-active,.lang a:hover{background:var(--orange);border-color:var(--orange);color:#fff}

/* --- En-tête --- */
.header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line)}
.header .container{display:flex;align-items:center;justify-content:space-between;gap:18px;padding-top:14px;padding-bottom:14px;position:relative}
.brand img{height:44px;width:auto}
.nav{display:flex;align-items:center;gap:30px}
.nav a{color:var(--navy);font-weight:600;font-size:1rem;position:relative;padding:6px 0}
.nav a:after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--orange);transition:.25s}
.nav a:hover:after,.nav a.is-active:after{width:100%}
.nav a.is-active{color:var(--orange-dark)}
.header .btn{padding:11px 22px}
.burger{display:none;background:none;border:0;font-size:1.6rem;color:var(--navy);cursor:pointer;line-height:1}

/* --- Héros --- */
.hero{position:relative;background:var(--navy);color:#e9edfa;overflow:hidden}
.hero:before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(22,32,74,.96) 0%,rgba(22,32,74,.9) 45%,rgba(22,32,74,.55) 100%);
  z-index:1;
}
.hero__bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero .container{position:relative;z-index:2;padding-top:96px;padding-bottom:96px}
.hero h1{color:#fff;max-width:15ch}
.hero p{max-width:560px;font-size:1.12rem;color:#ccd5f0}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero__badge{
  display:inline-flex;align-items:center;gap:10px;background:rgba(239,127,46,.16);
  border:1px solid rgba(239,127,46,.5);color:#ffd3b0;border-radius:999px;
  padding:7px 18px;font-size:.86rem;font-weight:600;margin-bottom:20px;
}

/* --- Bandeau de statistiques --- */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:24px}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;text-align:center;box-shadow:var(--shadow)}
.stat strong{display:block;font-size:2.5rem;color:var(--navy);line-height:1;font-weight:800}
.stat span{font-size:.95rem;color:var(--body)}

/* --- Cartes de services --- */
.grid{display:grid;gap:26px}
.grid--3{grid-template-columns:repeat(auto-fit,minmax(290px,1fr))}
.grid--2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:32px 28px;transition:.28s ease;height:100%;
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#cfd8ef}
.card__icon{
  width:66px;height:66px;border-radius:14px;background:var(--bg-soft);
  display:flex;align-items:center;justify-content:center;margin-bottom:18px;padding:12px;
}
.card__icon img{max-height:100%;width:auto;object-fit:contain}
.card h3{color:var(--navy);margin-bottom:.5em}
.card p{font-size:.97rem;margin:0}

/* --- Bloc image + texte --- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split img{border-radius:var(--radius);box-shadow:var(--shadow)}
.checklist{list-style:none;margin:0 0 26px;padding:0;display:grid;gap:12px}
.checklist li{position:relative;padding-left:34px;font-weight:500;color:var(--ink)}
.checklist li:before{
  content:"✓";position:absolute;left:0;top:2px;width:22px;height:22px;border-radius:50%;
  background:var(--orange);color:#fff;font-size:.75rem;display:flex;align-items:center;justify-content:center;font-weight:700;
}

/* --- Appel à l'action --- */
.cta{background:linear-gradient(120deg,var(--navy) 0%,var(--navy-soft) 100%);color:#fff;border-radius:22px;padding:56px 44px;text-align:center}
.cta h2{color:#fff}
.cta p{color:#ccd5f0;max-width:620px;margin-left:auto;margin-right:auto}
.cta .btn{margin-top:12px}

/* --- Page interne : bannière --- */
.pagehead{background:var(--navy);color:#fff;padding:64px 0}
.pagehead h1{color:#fff;margin-bottom:8px}
.crumbs{color:#b8c2e6;font-size:.92rem}
.crumbs a{color:#ffb883}

/* --- Formulaire --- */
.form{display:grid;gap:16px}
.field label{display:block;font-weight:600;color:var(--navy);margin-bottom:6px;font-size:.93rem}
.field input,.field textarea,.field select{
  width:100%;padding:13px 15px;border:1px solid var(--line);border-radius:12px;
  font:inherit;color:var(--ink);background:#fff;transition:.2s;
}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 3px rgba(239,127,46,.16)}
.field textarea{min-height:150px;resize:vertical}
.form-note{font-size:.85rem;color:#7b849c}

/* --- Coordonnées --- */
.info-list{list-style:none;margin:0;padding:0;display:grid;gap:18px}
.info-list li{display:flex;gap:14px;align-items:flex-start}
.info-list .ico{
  flex:0 0 42px;height:42px;border-radius:12px;background:rgba(239,127,46,.12);
  color:var(--orange-dark);display:flex;align-items:center;justify-content:center;font-size:1.1rem;
}
.info-list strong{display:block;color:var(--navy)}
.map{border:0;width:100%;height:340px;border-radius:var(--radius);box-shadow:var(--shadow)}

/* --- Pied de page --- */
.footer{background:var(--navy-dark);color:#aeb9dd;padding:64px 0 0}
.footer h4{color:#fff;font-size:1.05rem;margin-bottom:16px}
.footer a{color:#d5dcf3}
.footer a:hover{color:var(--orange)}
.footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1.2fr;gap:40px}
.footer ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.footer img{height:44px;background:none;border-radius:0;padding:0;margin-bottom:16px}
.footer__bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:48px;padding:20px 0;font-size:.88rem;text-align:center}

@media (max-width:900px){
  .split{grid-template-columns:1fr;gap:32px}
  .footer__grid{grid-template-columns:1fr;gap:32px}
}
@media (max-width:820px){
  .burger{display:block}
  .nav{
    display:none;position:absolute;top:100%;left:0;right:0;background:#fff;
    flex-direction:column;align-items:flex-start;gap:0;padding:10px 22px 20px;
    border-bottom:1px solid var(--line);box-shadow:var(--shadow);
  }
  .nav.is-open{display:flex}
  .nav a{width:100%;padding:12px 0;border-bottom:1px solid var(--line)}
  .header .btn{display:none}
  .section{padding:62px 0}
  .cta{padding:40px 24px}
}

/* Icônes en ligne */
.topbar li{display:flex;align-items:center;gap:8px}
.topbar svg{opacity:.85;flex:0 0 auto}
.info-list .ico svg{width:20px;height:20px}