/* ============================================================
   Pompage & Assainissement IDF — spécial restaurants & hôtels
   Design distinct : vert cuisine pro + ambre, Bricolage Grotesque.
   ============================================================ */
:root{
  --green:#15352B;        /* encre principale (vert profond) */
  --green-700:#1d4538;
  --green-600:#2a5a49;
  --amber:#D98E3A;        /* accent ambre chaud */
  --amber-deep:#A86A22;   /* ambre texte AA sur clair */
  --amber-soft:#F0DCBE;
  --bg:#F8F6F0;           /* fond global off-white */
  --paper:#FFFFFF;
  --sand:#EFEADE;         /* sections en creux */
  --ink:#1A2A24;
  --ink-soft:#4C5A52;
  --line:#E3DCCC;
  --line-strong:#cebfa6;
  --on-green:#F1EFE6;
  --on-green-soft:#B6C5BC;
  --ok:#2C7A4B;
  --serif:'Bricolage Grotesque',system-ui,sans-serif;
  --sans:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  --maxw:1180px;--radius:10px;--radius-sm:7px;
  --shadow:0 22px 50px -28px rgba(21,53,43,.32);
  --shadow-sm:0 10px 26px -18px rgba(21,53,43,.28);
  --section-y:clamp(3.5rem,7vw,6rem);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--bg);font-size:clamp(1rem,.97rem + .15vw,1.075rem);line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:var(--serif);font-weight:700;line-height:1.08;letter-spacing:-.015em;color:var(--green);margin:0 0 .5em}
h1{font-size:clamp(2.1rem,1.4rem + 3vw,3.5rem)}
h2{font-size:clamp(1.7rem,1.2rem + 2vw,2.5rem)}
h3{font-size:clamp(1.2rem,1.05rem + .6vw,1.4rem)}
p{margin:0 0 1rem}
.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:clamp(1.1rem,4vw,2rem)}
.section{padding-block:var(--section-y)}
.section--sand{background:var(--sand)}
.section--green{background:var(--green);color:var(--on-green)}
.section--green h2,.section--green h3{color:#fff}
.eyebrow{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--sans);font-size:.78rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--amber-deep);margin-bottom:1rem}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--amber)}
.section--green .eyebrow{color:var(--amber-soft)}
.lead{font-size:clamp(1.08rem,1rem + .4vw,1.26rem);color:var(--ink-soft);max-width:60ch}
.section--green .lead{color:var(--on-green-soft)}
.muted{color:var(--ink-soft)}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55rem;font-family:var(--sans);font-weight:700;font-size:1rem;padding:.92rem 1.5rem;border-radius:var(--radius);border:1.5px solid transparent;cursor:pointer;transition:transform .18s ease,box-shadow .2s ease,background .18s ease,color .18s ease;white-space:nowrap}
.btn svg{width:1.1em;height:1.1em}
.btn--primary{background:var(--amber);color:#3a2607}
.btn--primary:hover{background:var(--amber-deep);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px -10px rgba(168,106,34,.6)}
.btn--green{background:var(--green);color:#fff}
.btn--green:hover{background:var(--green-700);transform:translateY(-2px)}
.btn--ghost{background:transparent;border-color:var(--line-strong);color:var(--green)}
.btn--ghost:hover{border-color:var(--green);transform:translateY(-2px)}
.section--green .btn--ghost{border-color:rgba(255,255,255,.4);color:#fff}
.section--green .btn--ghost:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn--lg{padding:1.08rem 1.9rem;font-size:1.05rem}
.btn:active{transform:translateY(0)}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto}}

.topbar{background:var(--green);color:var(--on-green-soft);font-size:.85rem}
.topbar .container{display:flex;flex-wrap:wrap;gap:.4rem 1.4rem;align-items:center;justify-content:space-between;padding-block:.5rem}
.topbar b{color:var(--amber-soft);font-weight:600}
.topbar a{color:#fff;font-weight:700}

.header{position:sticky;top:0;z-index:50;background:rgba(248,246,240,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.header .container{display:flex;align-items:center;gap:1.5rem;padding-block:.8rem}
.brand{display:flex;align-items:center;gap:.7rem}
.brand__mark{width:44px;height:44px;border-radius:10px;background:var(--green);color:var(--amber-soft);display:grid;place-items:center;font-family:var(--serif);font-weight:700;font-size:1rem;letter-spacing:-.02em;flex:none}
.brand__name{font-family:var(--serif);font-weight:700;font-size:1.12rem;color:var(--green);line-height:1.05}
.brand__name small{display:block;font-family:var(--sans);font-weight:600;font-size:.64rem;letter-spacing:.13em;text-transform:uppercase;color:var(--amber-deep)}
.nav{margin-left:auto;display:flex;align-items:center;gap:1.5rem}
.nav a{font-weight:600;font-size:.95rem;color:var(--green);position:relative;padding:.2rem 0}
.nav a::after{content:"";position:absolute;left:0;bottom:-3px;width:0;height:2px;background:var(--amber);transition:width .2s ease}
.nav a:hover::after,.nav a[aria-current="page"]::after{width:100%}
.header__cta{display:flex;align-items:center;gap:.7rem}
.header__tel{display:inline-flex;align-items:center;gap:.5rem;font-weight:800;color:var(--green);font-size:1rem;transition:transform .18s ease}
.header__tel:hover{transform:translateY(-1px)}
.header__tel svg{width:1.1em;height:1.1em;color:var(--amber-deep)}
.burger{display:none;background:none;border:0;padding:.4rem;cursor:pointer;color:var(--green)}
.burger svg{width:28px;height:28px}
.mobile-nav{display:none;flex-direction:column;background:var(--paper);border-bottom:1px solid var(--line)}
.mobile-nav a{padding:.95rem clamp(1.1rem,4vw,2rem);border-top:1px solid var(--line);font-weight:600;color:var(--green)}
.mobile-nav.open{display:flex}

.hero{background:linear-gradient(180deg,var(--bg),var(--sand));border-bottom:1px solid var(--line);overflow:hidden}
.hero .container{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(1.5rem,4vw,3.5rem);align-items:center;padding-block:clamp(2.5rem,5vw,4.5rem)}
.hero__badge{display:inline-flex;align-items:center;gap:.5rem;background:var(--paper);border:1px solid var(--line-strong);border-radius:999px;padding:.4rem .9rem;font-size:.82rem;font-weight:700;color:var(--green);margin-bottom:1.3rem}
.hero__badge b{color:var(--amber-deep)}
.hero h1{margin-bottom:.6rem}
.hero h1 em{font-style:normal;color:var(--amber-deep)}
.hero__actions{display:flex;flex-wrap:wrap;gap:.8rem;margin:1.7rem 0 1.4rem}
.hero__trust{display:flex;flex-wrap:wrap;gap:.5rem 1.4rem;font-size:.9rem;color:var(--ink-soft)}
.hero__trust span{display:inline-flex;align-items:center;gap:.45rem}
.hero__trust svg{width:1.05em;height:1.05em;color:var(--ok)}
.hero__media{position:relative}
.hero__media img{width:100%;border-radius:var(--radius);box-shadow:var(--shadow);aspect-ratio:16/9;object-fit:cover}
.hero__chip{position:absolute;left:-14px;bottom:22px;background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:.8rem 1.1rem;box-shadow:var(--shadow-sm);display:flex;gap:.7rem;align-items:center}
.hero__chip .n{font-family:var(--serif);font-size:1.5rem;font-weight:700;color:var(--green);line-height:1}
.hero__chip .l{font-size:.78rem;color:var(--ink-soft);line-height:1.2}

.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border-block:1px solid var(--line)}
.stats div{background:var(--bg);padding:1.4rem 1rem;text-align:center}
.stats .n{font-family:var(--serif);font-size:clamp(1.6rem,1.2rem+1.4vw,2.3rem);font-weight:700;color:var(--amber-deep);line-height:1}
.stats .l{font-size:.85rem;color:var(--ink-soft);margin-top:.3rem}

.grid{display:grid;gap:1.3rem}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--2{grid-template-columns:repeat(2,1fr)}
.grid--4{grid-template-columns:repeat(4,1fr)}
.head{max-width:62ch;margin-bottom:2.4rem}

.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:1.5rem;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--line-strong)}
.card__ic{width:46px;height:46px;border-radius:10px;background:var(--sand);color:var(--amber-deep);display:grid;place-items:center;margin-bottom:1rem}
.card__ic svg{width:24px;height:24px}
.card h3{margin-bottom:.4rem}
.card p{color:var(--ink-soft);font-size:.96rem;margin-bottom:.8rem}
.card a.more{font-weight:700;color:var(--amber-deep);font-size:.92rem;display:inline-flex;align-items:center;gap:.3rem}
.card a.more svg{width:1em;height:1em;transition:transform .18s ease}
.card:hover a.more svg{transform:translateX(3px)}

/* secteurs (cibles resto) */
.sector{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:1.2rem;text-align:center;transition:transform .2s ease,border-color .2s ease}
.sector:hover{transform:translateY(-3px);border-color:var(--amber)}
.sector svg{width:30px;height:30px;color:var(--green-600);margin-bottom:.6rem}
.sector b{display:block;color:var(--green);font-family:var(--serif);font-size:1.02rem}
.sector span{font-size:.85rem;color:var(--ink-soft)}

.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(1.5rem,4vw,3.5rem);align-items:center}
.split img{border-radius:var(--radius);box-shadow:var(--shadow);width:100%;aspect-ratio:4/3;object-fit:cover}
.split--rev .split__txt{order:2}

.steps{counter-reset:s;display:grid;grid-template-columns:repeat(4,1fr);gap:1.3rem}
.step{position:relative;padding-top:.5rem}
.step::before{counter-increment:s;content:"0" counter(s);font-family:var(--serif);font-size:1.5rem;color:var(--amber);font-weight:700;display:block;margin-bottom:.5rem}
.step h3{font-size:1.1rem;margin-bottom:.3rem}
.step p{font-size:.92rem;color:var(--on-green-soft);margin:0}

.checks{list-style:none;margin:0;padding:0;display:grid;gap:.7rem}
.checks li{display:flex;gap:.7rem;align-items:flex-start}
.checks svg{width:1.3em;height:1.3em;color:var(--ok);flex:none;margin-top:.15rem}

.zonewrap{columns:4;column-gap:1.5rem}
.zonewrap a{display:block;padding:.32rem 0;font-size:.92rem;color:var(--ink-soft);break-inside:avoid}
.zonewrap a:hover{color:var(--amber-deep)}
.zonewrap a b{color:var(--green);font-weight:600}

.review{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:1.4rem}
.review .stars{color:var(--amber);letter-spacing:2px;margin-bottom:.5rem}
.review p{font-size:.98rem;color:var(--ink);margin-bottom:.8rem}
.review .who{font-size:.85rem;color:var(--ink-soft);font-weight:600}

.faq details{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-sm);margin-bottom:.7rem;overflow:hidden}
.faq summary{cursor:pointer;padding:1.05rem 1.2rem;font-weight:700;color:var(--green);list-style:none;display:flex;justify-content:space-between;gap:1rem;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.4rem;color:var(--amber-deep);transition:transform .2s ease}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding:0 1.2rem 1.1rem;margin:0;color:var(--ink-soft)}

.ctaband{background:var(--green);color:#fff;border-radius:var(--radius);padding:clamp(2rem,4vw,3rem);display:flex;flex-wrap:wrap;gap:1.5rem;align-items:center;justify-content:space-between;box-shadow:var(--shadow)}
.ctaband h2{color:#fff;margin:0 0 .3rem}
.ctaband p{color:var(--on-green-soft);margin:0}

.form{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:clamp(1.4rem,3vw,2rem);box-shadow:var(--shadow-sm)}
.form label{display:block;font-weight:600;font-size:.9rem;margin:.9rem 0 .35rem;color:var(--green)}
.form input,.form select,.form textarea{width:100%;padding:.8rem .9rem;border:1px solid var(--line-strong);border-radius:var(--radius-sm);font:inherit;background:var(--bg);color:var(--ink)}
.form input:focus,.form select:focus,.form textarea:focus{outline:2px solid var(--amber);outline-offset:1px;border-color:var(--amber)}
.form .hp{position:absolute;left:-9999px}
.form__msg{margin-top:1rem;padding:.9rem;border-radius:var(--radius-sm);font-weight:600;display:none}
.form__msg.ok{display:block;background:#e6f3ec;color:var(--ok);border:1px solid #b4dcc3}

.footer{background:var(--green);color:var(--on-green-soft);padding-block:clamp(2.5rem,5vw,3.5rem) 1.5rem}
.footer .container{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:2rem}
.footer h4{color:#fff;font-family:var(--sans);font-size:.95rem;letter-spacing:.04em;margin:0 0 1rem}
.footer a{display:block;padding:.25rem 0;color:var(--on-green-soft);font-size:.92rem}
.footer a:hover{color:#fff}
.footer__brand .brand__name{color:#fff}
.footer__legal{border-top:1px solid var(--green-600);margin-top:2.5rem;padding-top:1.3rem;font-size:.82rem;color:var(--on-green-soft);display:flex;flex-wrap:wrap;gap:.4rem 1.5rem;justify-content:space-between}

.fab{position:fixed;right:16px;bottom:16px;z-index:60;display:none;align-items:center;gap:.5rem;background:var(--amber);color:#3a2607;font-weight:800;padding:.85rem 1.2rem;border-radius:999px;box-shadow:0 12px 30px -8px rgba(168,106,34,.7);transition:transform .2s ease}
.fab:hover{transform:translateY(-2px)}
.fab svg{width:1.2em;height:1.2em}

@media(max-width:940px){
  .hero .container{grid-template-columns:1fr}
  .hero__media{order:-1}
  .grid--3,.grid--4{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .zonewrap{columns:3}
  .footer .container{grid-template-columns:1fr 1fr}
  .split{grid-template-columns:1fr}
  .split--rev .split__txt{order:0}
}
@media(max-width:680px){
  .nav{display:none}
  .header__tel span{display:none}
  .burger{display:block}
  .header__cta .btn--primary{display:none}
  .stats{grid-template-columns:1fr 1fr}
  .grid--3,.grid--2,.grid--4{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .zonewrap{columns:2}
  .footer .container{grid-template-columns:1fr}
  .fab{display:inline-flex}
  .hero__chip{left:10px}
}