/* ============ GNS ÉNERGIE — Landing PV ============ */
:root{
  --night:#0B2239; --night-2:#10304F; --amber:#F6A821; --amber-d:#D98E0B;
  --ink:#152435; --muted:#5B6B7C; --line:#E3E9F0; --bg:#F7F9FC; --white:#fff;
  --green:#1E9E6A; --red:#D64545; --radius:14px;
  --shadow:0 10px 30px rgba(11,34,57,.10);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.55;-webkit-font-smoothing:antialiased}
img{max-width:100%}
a{color:inherit}

/* Header */
.header{background:var(--white);border-bottom:1px solid var(--line);height:62px;display:flex;align-items:center}
.header-in{max-width:1120px;margin:0 auto;padding:0 20px;width:100%;display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none}
.logo svg{width:34px;height:34px}
.logo-txt{font-weight:800;font-size:19px;letter-spacing:.2px;color:var(--night)}
.logo-txt em{font-style:normal;color:var(--amber)}
.header-right{display:flex;align-items:center;gap:14px;font-size:14px;color:var(--muted)}
.header-badge{display:inline-flex;align-items:center;gap:6px;background:#EAF7F1;color:var(--green);font-weight:700;font-size:12.5px;padding:6px 11px;border-radius:99px;white-space:nowrap}
.header-badge svg{width:14px;height:14px;flex:none}

/* Hero */
.hero{background:linear-gradient(160deg,var(--night) 0%,var(--night-2) 70%);color:#fff;padding:44px 20px 54px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-140px;top:-140px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(246,168,33,.22),transparent 65%)}
.hero-in{max-width:1120px;margin:0 auto;display:grid;grid-template-columns:1fr 440px;gap:48px;align-items:start;position:relative;z-index:1}
.hero h1{font-size:34px;line-height:1.2;font-weight:800;letter-spacing:-.3px}
.hero h1 span{color:var(--amber)}
.hero-sub{margin-top:12px;font-size:16.5px;color:#C9D6E2;max-width:480px}
.hero-points{margin-top:26px;display:grid;gap:13px;list-style:none}
.hero-points li{display:flex;gap:11px;align-items:flex-start;font-size:15.5px;color:#E8EFF5}
.hero-points svg{width:20px;height:20px;flex:none;margin-top:1px}
.hero-trust{margin-top:30px;display:flex;align-items:center;gap:10px;font-size:13.5px;color:#9FB4C6}
.hero-trust svg{width:17px;height:17px;flex:none}

/* Form card */
.form-card{background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow);padding:26px 26px 22px;color:var(--ink);min-height:392px;display:flex;flex-direction:column}
.form-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}
.form-title{font-size:15px;font-weight:800;color:var(--night)}
.form-free{font-size:12px;font-weight:700;color:var(--green);background:#EAF7F1;padding:4px 9px;border-radius:99px}
.progress{height:5px;background:var(--line);border-radius:99px;margin:12px 0 20px;overflow:hidden}
.progress i{display:block;height:100%;width:16%;background:var(--amber);border-radius:99px;transition:width .3s ease}
.step{display:none;animation:fadeIn .25s ease}
.step.active{display:block}
@keyframes fadeIn{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}
.q{font-size:19px;font-weight:800;color:var(--night);margin-bottom:16px;line-height:1.3}
.choices{display:grid;gap:10px}
.choice{display:flex;align-items:center;gap:12px;border:1.5px solid var(--line);border-radius:11px;background:var(--white);
  padding:14px 16px;font-size:15.5px;font-weight:600;color:var(--ink);cursor:pointer;text-align:left;transition:border-color .15s,background .15s;font-family:var(--font);width:100%}
.choice:hover{border-color:var(--amber);background:#FFFBF2}
.choice .ico{width:34px;height:34px;flex:none;display:flex;align-items:center;justify-content:center;background:#F1F5F9;border-radius:9px}
.choice .ico svg{width:19px;height:19px}
.field{margin-bottom:13px}
.field label{display:block;font-size:13.5px;font-weight:700;color:var(--muted);margin-bottom:6px}
.field input{width:100%;border:1.5px solid var(--line);border-radius:10px;padding:13px 14px;font-size:16px;font-family:var(--font);color:var(--ink);outline:none;transition:border-color .15s}
.field input:focus{border-color:var(--amber)}
.field input.err{border-color:var(--red)}
.estimate{background:#FFF7E6;border:1px solid #F3DFAE;border-radius:11px;padding:13px 15px;font-size:14px;color:#7A5A12;margin-bottom:16px}
.estimate b{color:#8F6400}
.consent{display:flex;gap:11px;align-items:flex-start;background:#F4F8FB;border:1.5px solid var(--line);border-radius:11px;padding:13px 14px;margin:4px 0 14px;cursor:pointer}
.consent input{width:19px;height:19px;flex:none;margin-top:2px;accent-color:var(--amber);cursor:pointer}
.consent span{font-size:12.8px;color:var(--muted);line-height:1.5}
.consent.err{border-color:var(--red);background:#FDF3F3}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--amber);color:var(--night);font-weight:800;font-size:16px;
  border:none;border-radius:11px;padding:15px 22px;cursor:pointer;width:100%;font-family:var(--font);transition:background .15s}
.btn:hover{background:var(--amber-d);color:#fff}
.btn-ghost{background:none;border:none;color:var(--muted);font-size:13.5px;cursor:pointer;margin-top:12px;font-family:var(--font);width:100%}
.btn-ghost:hover{color:var(--ink)}
.form-secure{margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:center;gap:7px;font-size:12px;color:var(--muted)}
.form-secure svg{width:14px;height:14px;flex:none}
.form-note{font-size:11.5px;color:#93A3B3;text-align:center;margin-top:6px}
.form-note a{color:#93A3B3}
.f-err{color:var(--red);font-size:13px;margin-bottom:10px;display:none}

/* Sections */
.section{padding:58px 20px}
.section-in{max-width:1120px;margin:0 auto}
.section h2{font-size:27px;font-weight:800;color:var(--night);text-align:center;letter-spacing:-.3px}
.section-sub{text-align:center;color:var(--muted);margin-top:8px;font-size:15.5px;max-width:640px;margin-left:auto;margin-right:auto}
.cards{margin-top:36px;display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:24px 20px}
.card .ico{width:44px;height:44px;border-radius:11px;background:#FFF3DA;display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.card .ico svg{width:23px;height:23px}
.card h3{font-size:16px;font-weight:800;color:var(--night);margin-bottom:7px}
.card p{font-size:14px;color:var(--muted)}
.steps3{margin-top:36px;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.step3{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;text-align:center}
.step3 .num{width:38px;height:38px;border-radius:50%;background:var(--night);color:var(--amber);font-weight:800;display:flex;align-items:center;justify-content:center;margin:0 auto 14px;font-size:16px}
.step3 h3{font-size:16px;font-weight:800;color:var(--night);margin-bottom:7px}
.step3 p{font-size:14px;color:var(--muted)}

/* RGPD band */
.rgpd{background:var(--night);color:#fff}
.rgpd .section-in{max-width:760px}
.rgpd h2{text-align:left;color:#fff}
.rgpd p{color:#C9D6E2;font-size:15px;margin-top:12px}
.rgpd ul{margin-top:18px;display:grid;gap:11px;list-style:none}
.rgpd li{display:flex;gap:10px;font-size:14.5px;color:#E8EFF5;align-items:flex-start}
.rgpd li svg{width:18px;height:18px;flex:none;margin-top:2px}

/* Avis */
.reviews{margin-top:36px;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.review{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.stars{color:var(--amber);letter-spacing:2px;font-size:15px;margin-bottom:10px}
.review p{font-size:14px;color:var(--ink)}
.review .who{margin-top:12px;font-size:13px;color:var(--muted);font-weight:600}

/* CTA + footer */
.cta{background:linear-gradient(160deg,var(--night),var(--night-2));color:#fff;text-align:center}
.cta h2{color:#fff}
.cta .btn{width:auto;margin-top:24px;padding:16px 38px}
.footer{background:#081827;color:#8CA2B5;padding:34px 20px;font-size:12.5px}
.footer-in{max-width:1120px;margin:0 auto;display:grid;gap:14px}
.footer a{color:#AFC2D2}
.footer .legal{color:#6E8397;font-size:11.5px;line-height:1.7}

@media (max-width:960px){
  .hero-in{grid-template-columns:1fr;gap:30px}
  .hero h1{font-size:26px}
  .hero-points{display:none}
  .cards{grid-template-columns:repeat(2,1fr)}
  .steps3,.reviews{grid-template-columns:1fr}
  .section{padding:44px 18px}
  .header-right .header-phone{display:none}
}
@media (max-width:520px){
  .cards{grid-template-columns:1fr}
  .header{height:54px}
  .logo svg{width:26px;height:26px}
  .logo-txt{font-size:15px;white-space:nowrap}
  .header-badge{font-size:10px;padding:4px 8px;white-space:normal;line-height:1.25;text-align:left;max-width:190px}
  .hero{padding:18px 16px 34px}
  .hero h1{font-size:22px}
  .hero-sub{font-size:14px;margin-top:8px}
  .hero-trust{display:none}
  .hero-in{gap:20px}
  .form-card{padding:20px 18px 16px;min-height:0}
  .q{font-size:17px}
  .section h2{font-size:22px}
}
.review.press{text-decoration:none;display:block;transition:border-color .15s}
.review.press:hover{border-color:var(--amber)}
.press-name{font-weight:800;font-size:18px;color:var(--night);margin-bottom:8px;letter-spacing:-.2px}
.review.press .who{color:var(--amber-d)}
.section-sub a{color:var(--night)}
.legal-txt{margin-top:22px;font-size:14.5px;color:#5B6B7C;display:grid;gap:16px}
.legal-txt b{color:var(--night)}
.btn:disabled{opacity:.6;cursor:wait}