/* Alpes Propreté Services - design system (corporate B2B : navy + bleu signal, direction Gemini) */
:root{
  --navy:#0f2a43; --navy-2:#0c1f32; --blue:#2f6fed; --blue-2:#1e56cc;
  --ink:#1a2433; --muted:#5b6b80; --bg:#f4f6fa; --line:#e2e8f0; --white:#fff;
  --r:8px; --r-sm:6px; --maxw:1200px;
  --sh-sm:0 2px 4px rgba(15,42,67,.05); --sh:0 4px 14px rgba(15,42,67,.09); --sh-md:0 10px 30px -12px rgba(15,42,67,.22);
  --head:"IBM Plex Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --body:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--body);color:var(--ink);background:var(--white);line-height:1.62;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:.18s ease}
ul{list-style:none}
h1,h2,h3,h4{font-family:var(--head);font-weight:700;color:var(--navy);line-height:1.18}
p{margin:0 0 1rem}
svg{flex:0 0 auto}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.eyebrow-pill{display:inline-block;text-transform:uppercase;letter-spacing:.05em;font-size:.72rem;font-weight:700;color:var(--navy);padding:.35rem .8rem;background:var(--bg);border:1px solid var(--line);border-radius:20px;margin-bottom:1.4rem}
.kick{display:block;text-transform:uppercase;letter-spacing:.09em;font-size:.72rem;font-weight:700;color:var(--blue);margin-bottom:.7rem}
.lead{color:var(--muted);font-size:1.14rem}
.tag-ph{background:rgba(47,111,237,.1);color:var(--blue);padding:0 .35em;border-radius:4px;font-weight:700}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;font-family:var(--body);font-weight:600;font-size:.95rem;padding:.85rem 1.7rem;border-radius:var(--r-sm);border:1px solid transparent;cursor:pointer;transition:.18s ease}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-2);transform:translateY(-1px);box-shadow:var(--sh)}
.btn-outline{background:transparent;border-color:var(--line);color:var(--navy)}
.btn-outline:hover{background:var(--bg);border-color:var(--navy)}
.btn-white{background:#fff;color:var(--navy)}
.btn-white:hover{background:var(--bg)}

/* top bar + header */
.topbar{background:var(--navy-2);color:#fff;font-size:.82rem}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;height:38px;gap:1rem}
.topbar b{font-weight:600}
.topbar .sep{opacity:.3;margin:0 .7rem}
.topbar a{color:#7fb0ff;font-weight:600;text-decoration:underline;text-underline-offset:2px}
.site-head{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.site-head .wrap{display:flex;justify-content:space-between;align-items:center;height:74px;gap:1rem}
.logo{display:flex;align-items:center;gap:.7rem;font-family:var(--head);font-weight:700;font-size:1.18rem;color:var(--navy)}
.logo-mark{width:32px;height:32px;background:var(--navy);border-bottom:4px solid var(--blue);flex:0 0 auto;border-radius:2px}
.mainnav{display:flex;gap:1.6rem}
.mainnav a{font-size:.94rem;font-weight:500;color:var(--muted);padding:.3rem 0}
.mainnav a:hover{color:var(--blue)}
.head-cta{display:flex;align-items:center;gap:.8rem}
.burger{display:none;background:none;border:0;cursor:pointer;color:var(--navy);padding:.3rem}
.burger svg{width:26px;height:26px}
#mnav{display:none;border-bottom:1px solid var(--line);background:#fff}
#mnav.open{display:block}
#mnav a{display:block;padding:.85rem 24px;border-top:1px solid var(--line);font-weight:600;color:var(--navy)}

/* hero */
.hero-b2b{background:linear-gradient(135deg,var(--bg) 0%,#fff 100%);padding:clamp(3rem,6vw,5.5rem) 0;border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:3.4rem;align-items:center}
.hero-b2b h1{font-size:clamp(2.1rem,4.6vw,3.4rem);margin-bottom:1.3rem}
.hero-b2b .lead{margin-bottom:2.2rem;max-width:44ch}
.hero-actions{display:flex;gap:.9rem;flex-wrap:wrap;margin-bottom:2.4rem}
.trust-badges{display:flex;flex-wrap:wrap;gap:1.4rem 2rem;border-top:1px solid var(--line);padding-top:1.8rem}
.trust-badge{display:flex;align-items:center;gap:.5rem;font-size:.85rem;font-weight:600;color:var(--navy)}
.trust-badge svg{width:20px;height:20px;color:var(--blue)}
.quote-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:2rem;box-shadow:var(--sh-md);position:relative;overflow:hidden}
.quote-card::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--blue)}
.quote-card h3{font-size:1.4rem;margin-bottom:1.3rem}
.quote-card ul{display:grid;gap:.85rem;margin-bottom:1.6rem}
.quote-card li{display:flex;align-items:center;gap:.7rem;font-weight:500;font-size:.96rem}
.quote-card li svg{width:20px;height:20px;color:var(--blue);flex:0 0 auto}
.quote-card .btn{width:100%}

/* sections */
.section{padding:clamp(3.4rem,6vw,5rem) 0}
.band{background:var(--bg)}
.sec-head{max-width:44rem;margin-bottom:2.6rem}
.sec-head.center{margin-inline:auto;text-align:center}
.sec-head h2{font-size:clamp(1.7rem,3.2vw,2.5rem)}
.sec-head p{color:var(--muted);margin-top:.8rem}

/* breadcrumb */
.crumb-b2b{background:var(--bg);border-bottom:1px solid var(--line)}
.crumb-b2b ol{display:flex;flex-wrap:wrap;gap:.4rem;padding:.9rem 0;font-size:.82rem;color:var(--muted)}
.crumb-b2b li::after{content:"›";margin-left:.4rem;color:#9fb0c4}
.crumb-b2b li:last-child::after{content:""}
.crumb-b2b a{color:var(--blue);font-weight:600}

/* secteurs grid */
.secteurs-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem;margin-top:2.4rem}
.secteur-card{border:1px solid var(--line);border-radius:var(--r);padding:1.8rem;display:flex;flex-direction:column;background:#fff;transition:.2s ease}
.secteur-card:hover{border-color:var(--blue);transform:translateY(-4px);box-shadow:var(--sh)}
.secteur-ic{width:48px;height:48px;border:1px solid var(--line);border-radius:var(--r-sm);display:grid;place-items:center;color:var(--blue);margin-bottom:1.3rem}
.secteur-ic svg{width:24px;height:24px}
.secteur-card h3{font-size:1.2rem;margin-bottom:.6rem}
.secteur-card p{font-size:.94rem;color:var(--muted);margin-bottom:1.3rem;flex:1}
.secteur-link{font-weight:600;font-size:.85rem;color:var(--blue);display:inline-flex;align-items:center;gap:.35rem}
.secteur-link svg{width:16px;height:16px;transition:transform .18s}
.secteur-card:hover .secteur-link svg{transform:translateX(3px)}

/* prestations grid */
.presta-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.3rem;margin-top:2.4rem}
.presta-item{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:1.5rem;display:flex;gap:1.3rem;align-items:flex-start;transition:.2s ease}
a.presta-item:hover{border-color:var(--blue);box-shadow:var(--sh)}
.presta-item .pic{width:44px;height:44px;border-radius:var(--r-sm);background:var(--bg);color:var(--blue);display:grid;place-items:center;flex:0 0 auto}
.presta-item .pic svg{width:24px;height:24px}
.presta-item h3{font-size:1.1rem;margin-bottom:.4rem}
.presta-item p{font-size:.9rem;color:var(--muted);margin:0}
.presta-item .go{font-size:.82rem;font-weight:600;color:var(--blue);margin-top:.6rem;display:inline-block}

/* zones band + grid */
.zones-band{background:var(--navy);color:#fff;padding:2.6rem 0;text-align:center}
.zones-band .kick{color:#7fb0ff}
.zones-flex{display:flex;flex-wrap:wrap;justify-content:center;gap:.8rem;margin-top:1.2rem}
.zone-pill{border:1px solid rgba(255,255,255,.2);padding:.5rem 1.2rem;border-radius:40px;font-size:.9rem;font-weight:500;color:#e7eefb}
.zone-pill:hover{background:var(--blue);border-color:var(--blue)}
.zone-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:1.2rem;margin-top:2.4rem}
.zone-card{border:1px solid var(--line);border-radius:var(--r);padding:1.5rem;background:#fff;transition:.2s}
.zone-card:hover{border-color:var(--blue);box-shadow:var(--sh);transform:translateY(-3px)}
.zone-card h3{font-size:1.15rem;margin-bottom:.4rem}
.zone-card p{font-size:.88rem;color:var(--muted);margin:0}
.zone-card .go{font-size:.82rem;font-weight:600;color:var(--blue);margin-top:.7rem;display:inline-block}

/* methode */
.methode-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.4rem;margin-top:3rem}
.methode-card{position:relative;padding:2rem 1.5rem 1.5rem;background:#fff;border:1px solid var(--line);border-radius:var(--r)}
.methode-num{position:absolute;top:-18px;left:1.5rem;background:var(--blue);color:#fff;width:40px;height:40px;border-radius:var(--r-sm);display:grid;place-items:center;font-family:var(--head);font-weight:700}
.methode-card h3{margin:.6rem 0 .5rem;font-size:1.1rem}
.methode-card p{font-size:.9rem;color:var(--muted);margin:0}

/* reassurance */
.reassure{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff}
.reassure-flex{display:grid;grid-template-columns:repeat(4,1fr);gap:1.6rem;padding:2.8rem 0}
.reassure-item{display:flex;align-items:center;gap:.9rem}
.reassure-item svg{width:26px;height:26px;color:var(--blue);flex:0 0 auto}
.reassure-item b{font-size:.92rem;font-weight:600;color:var(--navy);line-height:1.3}

/* editorial (interior) */
.split-b2b{display:grid;grid-template-columns:1.25fr .75fr;gap:2.8rem;align-items:start}
.prose-b2b h2{font-size:clamp(1.5rem,2.6vw,2rem);margin-bottom:.8rem}
.prose-b2b h3{font-size:1.25rem;margin:2rem 0 .6rem}
.prose-b2b p{color:var(--muted);margin-bottom:1rem}
.prose-b2b a{color:var(--blue);font-weight:600;text-decoration:underline;text-underline-offset:2px}
.sidecard{border:1px solid var(--line);border-radius:var(--r);padding:1.8rem;background:var(--bg);position:sticky;top:6rem}
.sidecard h3{font-size:1.2rem;margin-bottom:1.1rem}
.sidecard ul{display:grid;gap:.8rem;margin-bottom:1.3rem}
.sidecard li{display:flex;gap:.6rem;align-items:flex-start;font-size:.92rem;color:var(--muted)}
.sidecard li svg{width:19px;height:19px;color:var(--blue);flex:0 0 auto;margin-top:2px}
.sidecard .btn{width:100%}
.checklist-b2b{display:grid;gap:.7rem;margin:1rem 0 1.4rem}
.checklist-b2b li{display:flex;gap:.6rem;align-items:flex-start;color:var(--ink)}
.checklist-b2b li svg{width:20px;height:20px;color:var(--blue);flex:0 0 auto;margin-top:2px}

/* faq */
.faq-b2b{display:grid;gap:.8rem;max-width:52rem}
.faq-b2b details{border:1px solid var(--line);border-radius:var(--r-sm);padding:0 1.2rem;background:#fff}
.faq-b2b summary{cursor:pointer;list-style:none;font-family:var(--head);font-weight:600;color:var(--navy);padding:1.1rem 0;display:flex;justify-content:space-between;align-items:center;gap:1rem}
.faq-b2b summary::-webkit-details-marker{display:none}
.faq-b2b summary::after{content:"+";color:var(--blue);font-size:1.4rem;font-weight:400;transition:transform .2s}
.faq-b2b details[open] summary::after{transform:rotate(45deg)}
.faq-b2b details[open] summary{border-bottom:1px solid var(--line)}
.faq-b2b .ans{padding:1rem 0 1.2rem;color:var(--muted)}

/* cta navy */
.cta-navy{background:var(--navy);color:#fff;padding:clamp(3rem,6vw,4.4rem) 2rem;text-align:center;border-radius:var(--r)}
.cta-navy h2{color:#fff;font-size:clamp(1.7rem,3.2vw,2.4rem);margin-bottom:.9rem}
.cta-navy p{color:rgba(255,255,255,.72);font-size:1.08rem;max-width:48ch;margin:0 auto 2rem}
.cta-navy .btns{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}

/* contact */
.contact-b2b{display:grid;grid-template-columns:.9fr 1.1fr;gap:2.6rem;align-items:start}
.contact-info li{display:flex;gap:.9rem;align-items:flex-start;padding:1.1rem 0;border-bottom:1px solid var(--line)}
.contact-info .ic{width:42px;height:42px;border-radius:var(--r-sm);background:var(--bg);color:var(--blue);display:grid;place-items:center;flex:0 0 auto}
.contact-info .ic svg{width:20px;height:20px}
.contact-info strong{display:block;color:var(--navy)}
.contact-info span{color:var(--muted);font-size:.94rem}
.form-b2b{border:1px solid var(--line);border-radius:var(--r);padding:1.9rem;background:#fff;box-shadow:var(--sh-sm)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.field{margin-bottom:1rem}
.field label{display:block;font-weight:600;font-size:.86rem;margin-bottom:.35rem;color:var(--navy)}
.field input,.field select,.field textarea{width:100%;padding:.8rem .9rem;border:1px solid var(--line);border-radius:var(--r-sm);font-family:inherit;font-size:1rem;color:var(--ink);background:#fff}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(47,111,237,.15)}
.field textarea{resize:vertical;min-height:120px}
.form-note{font-size:.8rem;color:var(--muted);margin-top:.4rem}

/* footer */
.site-foot{background:var(--navy-2);color:#fff;padding:3.6rem 0 1.8rem}
.foot-grid{display:grid;grid-template-columns:1.6fr repeat(4,1fr);gap:2.4rem;margin-bottom:3rem}
.foot-logo{display:flex;align-items:center;gap:.6rem;font-family:var(--head);font-weight:700;font-size:1.15rem;margin-bottom:1rem}
.foot-logo .logo-mark{background:#fff;border-bottom-color:var(--blue)}
.foot-brand p{font-size:.86rem;color:rgba(255,255,255,.5);line-height:1.5}
.foot-col h5{color:#fff;text-transform:uppercase;letter-spacing:.05em;font-size:.82rem;margin-bottom:1.1rem}
.foot-col a{display:block;padding:.28rem 0;color:rgba(255,255,255,.62);font-size:.9rem}
.foot-col a:hover{color:var(--blue)}
.foot-note{color:rgba(255,255,255,.6);font-size:.88rem}
.foot-note b{color:#fff}
.legal-bar{border-top:1px solid rgba(255,255,255,.1);padding-top:1.8rem;display:flex;flex-wrap:wrap;justify-content:space-between;gap:.6rem;font-size:.8rem;color:rgba(255,255,255,.42)}
.legal-bar a{color:rgba(255,255,255,.6)}
.legal-bar a:hover{color:var(--blue)}
.legal-bar nav{display:flex;gap:1.4rem;flex-wrap:wrap}

/* mobile sticky */
.msticky{display:none;position:fixed;bottom:0;left:0;right:0;z-index:60;background:#fff;border-top:1px solid var(--line);grid-template-columns:1fr 1fr;box-shadow:0 -4px 14px -6px rgba(15,42,67,.25)}
.msticky a{padding:.95rem;text-align:center;font-weight:700;font-size:.92rem;display:flex;align-items:center;justify-content:center;gap:.5rem}
.msticky .call{color:var(--navy)}
.msticky .quote{background:var(--blue);color:#fff}

@media(max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:2.4rem}
  .secteurs-grid{grid-template-columns:repeat(2,1fr)}
  .methode-grid,.reassure-flex{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:repeat(2,1fr)}
  .split-b2b,.contact-b2b{grid-template-columns:1fr;gap:2rem}
  .sidecard{position:static}
}
@media(max-width:720px){
  .mainnav,.head-cta{display:none}
  .burger{display:block}
  .secteurs-grid,.presta-grid,.methode-grid,.reassure-flex,.form-row{grid-template-columns:1fr}
  .topbar .t-extra{display:none}
  .msticky{display:grid}
  body{padding-bottom:60px}
  .foot-grid{grid-template-columns:1fr 1fr}
}