@import url('https://fonts.googleapis.com/css2?family=Syne:wght@600;700;800&family=Manrope:wght@400;500;600;700&display=swap');

:root{
  --paper:#EEECE7;
  --paper-2:#E4E1DA;
  --ink:#121212;
  --signal:#E8432E;
  --zinc:#6B737C;
  --line:rgba(18,18,18,.16);
  --line-dark:rgba(238,236,231,.18);
  --max:1240px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{overflow-x:hidden;background:var(--paper);color:var(--ink);font-family:Manrope,Arial,sans-serif;font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit}
img{max-width:100%;display:block}
.wrap{max-width:var(--max);margin:0 auto;padding:0 28px}
.h{font-family:Syne,Arial,sans-serif;font-weight:800;letter-spacing:-.02em;line-height:.95}
.tag{font-size:12px;font-weight:700;letter-spacing:.22em;text-transform:uppercase}
.tag .n{color:var(--signal);margin-right:10px}

/* En-tête */
header{position:sticky;top:0;z-index:20;background:rgba(238,236,231,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
header .wrap{display:flex;align-items:center;justify-content:space-between;height:76px}
header .logo img{height:40px;width:auto}
nav{display:flex;gap:34px;align-items:center}
nav a{text-decoration:none;font-size:14px;font-weight:600}
nav a:hover{color:var(--signal)}
nav .cta{background:var(--ink);color:var(--paper);padding:11px 20px}
nav .cta:hover{background:var(--signal);color:#fff}
.burger{display:none;background:none;border:0;font:700 13px Manrope,sans-serif;letter-spacing:.18em;cursor:pointer}

/* Hero */
.hero{border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:repeat(12,1fr);min-height:calc(100vh - 76px);max-height:880px}
.hero-main{grid-column:1/9;padding:70px 40px 50px 0;display:flex;flex-direction:column;justify-content:space-between;border-right:1px solid var(--line)}
.hero h1{font-size:clamp(40px,6.4vw,100px);overflow-wrap:break-word}
.hero h1 em{font-style:normal;color:var(--signal)}
.hero-sub{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-top:50px;align-items:end}
.hero-sub p{max-width:420px;font-size:18px}
.btns{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:12px;padding:17px 26px;text-decoration:none;font-weight:700;font-size:15px;border:1.5px solid var(--ink);transition:.2s}
.btn.full{background:var(--ink);color:var(--paper)}
.btn.full:hover{background:var(--signal);border-color:var(--signal);color:#fff}
.btn:hover{background:var(--ink);color:var(--paper)}
.btn .ar{transition:transform .2s}
.btn:hover .ar{transform:translateX(4px)}
.hero-side{grid-column:9/13;display:grid;grid-template-rows:1fr auto}
.plan{position:relative;overflow:hidden;background:var(--ink)}
.plan svg{position:absolute;inset:0;width:100%;height:100%}
.plan .pin{position:absolute;left:50%;top:52%;transform:translate(-50%,-50%);text-align:center;color:var(--paper)}
.plan .pin i{display:block;width:16px;height:16px;background:var(--signal);margin:0 auto 12px;box-shadow:0 0 0 8px rgba(232,67,46,.25)}
.plan .pin span{font-size:11px;letter-spacing:.2em;font-weight:700}
.adresse{padding:26px 0 26px 30px;border-top:1px solid var(--line)}
.adresse b{display:block;font-family:Syne,sans-serif;font-size:22px;line-height:1.15;margin-top:6px}

/* Bandeau quartiers */
.ticker{background:var(--signal);color:#fff;overflow:hidden;white-space:nowrap;border-bottom:1px solid var(--ink)}
.ticker div{display:inline-block;padding:16px 0;animation:defile 38s linear infinite;font-family:Syne,sans-serif;font-weight:700;font-size:20px}
.ticker span{margin:0 26px}
.ticker span.s{opacity:.55}
@keyframes defile{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* Sections */
section{padding:120px 0}
.sec-head{display:grid;grid-template-columns:repeat(12,1fr);gap:28px;margin-bottom:70px}
.sec-head .tag{grid-column:1/4;padding-top:14px}
.sec-head h2{grid-column:4/13;font-size:clamp(32px,4.2vw,60px)}

/* Services */
.services{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--ink)}
.svc{padding:40px 34px 46px 0;border-right:1px solid var(--line);position:relative}
.svc+.svc{padding-left:34px}
.svc:last-child{border-right:0}
.svc .num{font-family:Syne,sans-serif;font-weight:800;font-size:15px;color:var(--signal)}
.svc h3{font-family:Syne,sans-serif;font-size:28px;line-height:1.05;margin:56px 0 18px}
.svc p{color:#3a3a3a;font-size:16px}
.svc ul{list-style:none;margin-top:22px;border-top:1px solid var(--line)}
.svc li{padding:11px 0;border-bottom:1px solid var(--line);font-size:14px;font-weight:600}

/* Méthode (sombre) */
.dark{background:var(--ink);color:var(--paper)}
.dark .sec-head .tag{color:var(--paper)}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line-dark)}
.step{padding:34px 26px 10px 0;border-right:1px solid var(--line-dark)}
.step+.step{padding-left:26px}
.step:last-child{border-right:0}
.step .big{font-family:Syne,sans-serif;font-weight:800;font-size:92px;line-height:1;color:transparent;-webkit-text-stroke:1.2px var(--paper)}
.step:hover .big{color:var(--signal);-webkit-text-stroke-color:var(--signal)}
.step h3{font-family:Syne,sans-serif;font-size:22px;margin:28px 0 12px}
.step p{color:rgba(238,236,231,.72);font-size:15px}

/* Quartier */
.quartier-grid{display:grid;grid-template-columns:5fr 7fr;gap:70px;align-items:start}
.quartier-grid .lead{font-size:22px;line-height:1.5;font-weight:500}
.quartier-grid .lead strong{background:linear-gradient(transparent 62%,rgba(232,67,46,.35) 62%)}
.lieux{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--ink)}
.lieu{padding:22px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:16px}
.lieu:nth-child(odd){padding-right:22px;border-right:1px solid var(--line)}
.lieu:nth-child(even){padding-left:22px}
.lieu b{font-family:Syne,sans-serif;font-size:19px}
.lieu span{color:var(--zinc);font-size:13px;text-align:right}

/* Engagements */
.engagements{background:var(--paper-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eng{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.eng div{background:var(--paper);padding:34px;border:1px solid var(--line)}
.eng b{display:block;font-family:Syne,sans-serif;font-size:21px;margin-bottom:10px}
.eng p{font-size:15px;color:#3a3a3a}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--ink)}
.contact-info{padding:50px;border-right:1px solid var(--ink);display:flex;flex-direction:column;justify-content:space-between;gap:40px}
.contact-info h2{font-size:clamp(32px,3.6vw,52px)}
.contact-info dl{display:grid;grid-template-columns:120px 1fr;gap:14px 20px;font-size:16px}
.contact-info dt{font-size:12px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--zinc);padding-top:3px}
form{padding:50px;display:grid;gap:22px;background:#fff}
form label{display:block;font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;margin-bottom:8px}
form input,form select,form textarea{width:100%;border:0;border-bottom:1.5px solid var(--ink);background:transparent;padding:10px 0;font:500 16px Manrope,sans-serif;outline:none;border-radius:0}
form input:focus,form select:focus,form textarea:focus{border-color:var(--signal)}
form .row{display:grid;grid-template-columns:1fr 1fr;gap:22px}
form button{justify-self:start;cursor:pointer;font-family:Manrope,sans-serif}
form .rgpd{font-size:12px;color:var(--zinc)}

/* Pied */
footer{background:var(--ink);color:var(--paper);padding:80px 0 34px}
.foot-big{font-family:Syne,sans-serif;font-weight:800;font-size:clamp(70px,15vw,230px);line-height:.8;letter-spacing:-.04em;border-bottom:1px solid var(--line-dark);padding-bottom:40px}
.foot-big span{color:var(--signal)}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;padding:40px 0;font-size:14px;color:rgba(238,236,231,.75)}
.foot-grid b{display:block;color:var(--paper);font-size:12px;letter-spacing:.18em;text-transform:uppercase;margin-bottom:14px}
.foot-grid a{text-decoration:none;display:block;margin-bottom:6px}
.foot-grid a:hover{color:var(--signal)}
.foot-legal{border-top:1px solid var(--line-dark);padding-top:24px;font-size:12px;color:rgba(238,236,231,.5);display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}

/* Pages légales */
.legal{padding:90px 0 120px}
.legal h1{font-size:clamp(36px,5vw,72px);margin-bottom:60px}
.legal-body{display:grid;grid-template-columns:3fr 9fr;gap:40px}
.legal-body aside{font-size:12px;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--signal)}
.legal-body h2{font-family:Syne,sans-serif;font-size:24px;margin:44px 0 14px;padding-top:24px;border-top:1px solid var(--line)}
.legal-body h2:first-child{margin-top:0}
.legal-body p,.legal-body li{max-width:720px;margin-bottom:10px}
.legal-body ul{padding-left:20px}

/* Apparition */

@media (max-width:980px){
  nav{display:none;position:absolute;top:76px;left:0;right:0;background:var(--paper);flex-direction:column;padding:26px;border-bottom:1px solid var(--line);gap:20px}
  nav.open{display:flex}
  .burger{display:block}
  .hero-grid{grid-template-columns:1fr;max-height:none;min-height:0}
  .hero-main{grid-column:1;border-right:0;padding:50px 0}
  .hero-sub{grid-template-columns:1fr}
  .hero-side{grid-column:1;grid-template-rows:280px auto}
  .adresse{padding-left:0}
  .sec-head{grid-template-columns:1fr;margin-bottom:44px}
  .sec-head .tag,.sec-head h2{grid-column:1}
  .services,.steps,.eng{grid-template-columns:1fr}
  .svc,.svc+.svc,.step,.step+.step{padding:30px 0;border-right:0;border-bottom:1px solid var(--line)}
  .step,.step+.step{border-bottom-color:var(--line-dark)}
  .svc h3{margin-top:24px}
  .quartier-grid{grid-template-columns:1fr;gap:40px}
  .contact-grid{grid-template-columns:1fr}
  .contact-info{border-right:0;border-bottom:1px solid var(--ink);padding:34px}
  form{padding:34px}
  .foot-grid{grid-template-columns:1fr}
  .legal-body{grid-template-columns:1fr}
  section{padding:80px 0}
}
@media (max-width:560px){
  .hero h1{font-size:38px}
  .btns .btn{width:100%;justify-content:space-between}
  .lieux{grid-template-columns:1fr}
  .lieu:nth-child(odd),.lieu:nth-child(even){padding:18px 0;border-right:0}
  form .row{grid-template-columns:1fr}
  .contact-info dl{grid-template-columns:1fr;gap:4px}
  .contact-info dd{margin-bottom:12px}
}
@media (prefers-reduced-motion:reduce){.ticker div{animation:none}}