/* A3S Informatique — feuille de style partagée */
:root{
  --ardoise:#232B35;
  --ardoise-2:#2E3843;
  --encre:#161B21;
  --ecume:#F4F5F1;
  --papier:#FBFAF6;
  --maree:#3C7D82;
  --maree-dark:#2B5C60;
  --ambre:#E2812C;
  --ambre-dark:#C5691C;
  --mousse:#6E8F6C;
  --ligne:#D8D4C7;
  --ombre: rgba(22,27,33,0.14);
  --radius: 3px;
  --display: 'Fraunces', serif;
  --body: 'IBM Plex Sans', sans-serif;
  --mono: 'IBM Plex Mono', monospace;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--body);
  color:var(--encre);
  background:var(--papier);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img,svg{display:block;max-width:100%;}
a{color:inherit;}
h1,h2,h3{font-family:var(--display);margin:0;font-weight:600;letter-spacing:-0.01em;}
p{margin:0;}
.wrap{max-width:1120px;margin:0 auto;padding:0 28px;}
.eyebrow{
  font-family:var(--mono);
  font-size:12.5px;
  letter-spacing:0.09em;
  text-transform:uppercase;
  color:var(--ambre);
  display:flex;
  align-items:center;
  gap:8px;
}
.eyebrow::before{
  content:"";
  width:16px;height:1px;background:var(--ambre);
  display:inline-block;
}
.btn{
  font-family:var(--body);
  font-weight:600;
  font-size:15px;
  padding:13px 24px;
  border-radius:var(--radius);
  border:1.5px solid transparent;
  display:inline-flex;
  align-items:center;
  gap:10px;
  cursor:pointer;
  text-decoration:none;
  transition:transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn:focus-visible{outline:3px solid var(--maree);outline-offset:2px;}
.btn-primary{background:var(--ambre);color:var(--encre);}
.btn-primary:hover{background:var(--ambre-dark);transform:translateY(-1px);box-shadow:0 6px 14px rgba(197,105,28,0.28);}
.btn-ghost{background:transparent;border-color:rgba(244,245,241,0.4);color:var(--ecume);}
.btn-ghost:hover{border-color:var(--ecume);}
.btn-ghost.dark{border-color:rgba(22,27,33,0.3);color:var(--encre);}
.btn-ghost.dark:hover{border-color:var(--encre);}

/* ---------- header ---------- */
header{
  position:sticky;top:0;z-index:50;
  background:rgba(251,250,246,0.94);
  backdrop-filter:blur(6px);
  border-bottom:1px solid var(--ligne);
}
.nav{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 0;
  position:relative;
}
.logo{
  font-family:var(--display);font-weight:700;font-size:20px;
  display:flex;align-items:baseline;gap:8px;
  text-decoration:none;
}
.logo span{font-family:var(--mono);font-size:11px;color:var(--maree-dark);font-weight:500;letter-spacing:0.06em;}
.nav-links{display:flex;gap:30px;align-items:center;list-style:none;margin:0;padding:0;font-size:15px;}
.nav-links a{text-decoration:none;padding-bottom:2px;border-bottom:1.5px solid transparent;}
.nav-links a:hover,.nav-links a[aria-current="page"]{border-color:var(--ambre);}
.nav-right{display:flex;align-items:center;gap:14px;}
.nav-call{
  font-family:var(--mono);font-weight:500;font-size:14.5px;
  background:var(--encre);color:var(--ecume);
  padding:10px 16px;border-radius:var(--radius);text-decoration:none;
  display:flex;align-items:center;gap:8px;
  white-space:nowrap;
}
.nav-call:hover{background:var(--ambre-dark);}
.nav-toggle{
  display:none;background:none;border:1px solid var(--ligne);border-radius:3px;
  width:42px;height:38px;cursor:pointer;
  align-items:center;justify-content:center;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after{
  content:"";display:block;width:18px;height:2px;background:var(--encre);position:relative;
}
.nav-toggle span::before{position:absolute;top:-6px;}
.nav-toggle span::after{position:absolute;top:6px;}

/* ---------- hero (page d'accueil) ---------- */
.hero{
  background:linear-gradient(180deg, var(--ardoise) 0%, var(--ardoise-2) 100%);
  color:var(--ecume);
  padding:76px 0 90px;
  overflow:hidden;
  position:relative;
}
.hero .wrap{
  display:grid;grid-template-columns:1.1fr 0.9fr;gap:56px;align-items:center;
}
.hero h1{
  font-size:clamp(34px,4.6vw,54px);
  line-height:1.08;
  color:var(--ecume);
  margin:18px 0 22px;
}
.hero h1 em{font-style:italic;color:var(--ambre);}
.hero p.lede{
  font-size:17.5px;
  max-width:46ch;
  color:rgba(244,245,241,0.82);
  margin-bottom:32px;
}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:36px;}
.hero-meta{
  display:flex;gap:26px;font-family:var(--mono);font-size:12.5px;color:rgba(244,245,241,0.65);flex-wrap:wrap;
}
.hero-meta b{color:var(--ecume);font-weight:500;}

/* ---------- sub-hero (pages intérieures) ---------- */
.sub-hero{
  background:linear-gradient(180deg, var(--ardoise) 0%, var(--ardoise-2) 100%);
  color:var(--ecume);
  padding:56px 0 64px;
}
.sub-hero h1{
  font-size:clamp(30px,4vw,44px);
  color:var(--ecume);
  margin:16px 0 16px;
  line-height:1.12;
}
.sub-hero p.lede{
  font-size:16.5px;max-width:56ch;color:rgba(244,245,241,0.82);
}
.breadcrumb{font-family:var(--mono);font-size:12px;color:rgba(244,245,241,0.55);margin-bottom:14px;}
.breadcrumb a{text-decoration:none;color:rgba(244,245,241,0.75);}
.breadcrumb a:hover{color:var(--ambre);}

/* signature: fiche d'intervention ticket */
.ticket{
  background:var(--papier);
  color:var(--encre);
  border-radius:6px;
  padding:26px 26px 22px;
  position:relative;
  box-shadow:0 24px 48px rgba(0,0,0,0.32);
  transform:rotate(1.4deg);
  font-family:var(--mono);
}
.ticket::before{
  content:"";
  position:absolute;
  left:-9px;top:50%;transform:translateY(-50%);
  width:18px;height:18px;border-radius:50%;
  background:var(--ardoise-2);
}
.ticket::after{
  content:"";
  position:absolute;right:-9px;top:50%;transform:translateY(-50%);
  width:18px;height:18px;border-radius:50%;
  background:var(--ardoise-2);
}
.ticket-top{
  display:flex;justify-content:space-between;align-items:flex-start;
  border-bottom:1.5px dashed var(--ligne);
  padding-bottom:14px;margin-bottom:14px;
}
.ticket-top .num{font-size:12px;letter-spacing:0.06em;color:#8a8577;}
.ticket-status{
  background:var(--mousse);color:#fff;font-family:var(--body);font-weight:600;
  font-size:11.5px;letter-spacing:0.04em;text-transform:uppercase;
  padding:4px 10px;border-radius:20px;
}
.ticket-row{display:flex;justify-content:space-between;font-size:13.5px;padding:7px 0;border-bottom:1px solid #ECE9DE;}
.ticket-row:last-of-type{border-bottom:none;}
.ticket-row span:first-child{color:#867f6f;}
.ticket-row span:last-child{font-weight:500;}
.ticket-foot{
  margin-top:16px;padding-top:14px;border-top:1.5px dashed var(--ligne);
  font-family:var(--body);font-size:13px;color:#615c50;
}

/* ---------- zones strip ---------- */
.zones-strip{
  background:var(--ecume);
  border-bottom:1px solid var(--ligne);
  padding:16px 0;
}
.zones-strip .wrap{
  display:flex;gap:28px;flex-wrap:wrap;align-items:center;
  font-family:var(--mono);font-size:12.5px;color:#5b5748;
}
.zones-strip strong{color:var(--maree-dark);font-weight:600;}
.zones-strip a{text-decoration:none;color:var(--maree-dark);}
.zones-strip a:hover{color:var(--ambre-dark);}
.zone-chip{white-space:nowrap;}

/* ---------- sections generic ---------- */
section{padding:88px 0;}
.section-head{max-width:640px;margin-bottom:48px;}
.section-head h2{font-size:clamp(28px,3.4vw,38px);margin-top:14px;line-height:1.15;}
.section-head p{margin-top:16px;font-size:16.5px;color:#4a463c;}

/* ---------- services ---------- */
.services{background:var(--papier);}
.service-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:22px;
}
.service-ticket{
  background:#fff;
  border:1px solid var(--ligne);
  border-left:3px solid var(--maree);
  border-radius:4px;
  padding:26px 24px;
  position:relative;
  transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
  text-decoration:none;
  color:var(--encre);
  display:block;
}
.service-ticket:hover{
  transform:translateY(-3px);
  box-shadow:0 14px 30px var(--ombre);
  border-left-color:var(--ambre);
}
.service-ticket .icon{
  width:38px;height:38px;color:var(--maree-dark);margin-bottom:16px;
}
.service-ticket h3{font-size:19px;font-weight:600;margin-bottom:8px;}
.service-ticket p{font-size:14.5px;color:#54503f;}
.service-ticket .tag{
  display:inline-block;margin-top:14px;font-family:var(--mono);font-size:11px;
  color:var(--maree-dark);letter-spacing:0.03em;
}

/* ---------- process ---------- */
.process{background:var(--ardoise);color:var(--ecume);}
.process .section-head p{color:rgba(244,245,241,0.75);}
.process .section-head .eyebrow{color:var(--ambre);}
.process-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;position:relative;}
.process-step{padding:0 30px 0 0;position:relative;}
.process-step:not(:last-child)::after{
  content:"";position:absolute;top:22px;right:0;width:60%;height:1px;
  background:repeating-linear-gradient(90deg, rgba(244,245,241,0.35) 0 6px, transparent 6px 12px);
}
.process-step .step-num{
  font-family:var(--mono);font-size:13px;color:var(--ambre);
  border:1px solid rgba(226,129,44,0.5);width:44px;height:44px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;margin-bottom:20px;
}
.process-step h3{font-size:20px;color:var(--ecume);margin-bottom:10px;}
.process-step p{font-size:14.5px;color:rgba(244,245,241,0.72);}

/* ---------- about ---------- */
.about{background:var(--papier);}
.about .wrap{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;}
.about-copy p{font-size:16.5px;color:#3d392f;margin-bottom:16px;}
.about-copy p:last-child{margin-bottom:0;}
.stat-stack{display:flex;flex-direction:column;gap:14px;}
.stat-ticket{
  background:#fff;border:1px solid var(--ligne);border-radius:4px;
  padding:18px 22px;display:flex;align-items:baseline;gap:14px;
}
.stat-ticket b{font-family:var(--display);font-size:30px;color:var(--maree-dark);}
.stat-ticket span{font-size:13.5px;color:#59554a;}

/* ---------- zone map ---------- */
.zone-section{background:var(--ecume);}
.zone-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.zone-list{list-style:none;margin:0;padding:0;columns:2;column-gap:28px;}
.zone-list li{
  font-family:var(--mono);font-size:14px;padding:9px 0;border-bottom:1px solid var(--ligne);
  break-inside:avoid;
}
.zone-list li b{color:var(--maree-dark);font-weight:600;}
.coast-svg{width:100%;height:auto;}

/* ---------- service detail (pages internes) ---------- */
.service-detail{background:var(--papier);}
.service-detail .wrap{display:grid;grid-template-columns:1.1fr 0.9fr;gap:56px;align-items:start;}
.case-list{list-style:none;margin:0;padding:0;}
.case-list li{
  display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--ligne);font-size:15.5px;color:#3d392f;
}
.case-list li::before{content:"→";color:var(--ambre);font-weight:700;flex:none;}
.side-ticket{
  background:#fff;border:1px solid var(--ligne);border-left:3px solid var(--ambre);border-radius:4px;
  padding:26px;position:sticky;top:100px;
}
.side-ticket h3{font-size:18px;margin-bottom:10px;}
.side-ticket p{font-size:14px;color:#54503f;margin-bottom:18px;}
.related{margin-top:14px;padding-top:14px;border-top:1px dashed var(--ligne);}
.related p{font-family:var(--mono);font-size:11.5px;text-transform:uppercase;letter-spacing:0.05em;color:#867f6f;margin-bottom:10px;}
.related a{display:block;font-size:14px;text-decoration:none;color:var(--maree-dark);padding:5px 0;}
.related a:hover{color:var(--ambre-dark);}

/* ---------- contact ---------- */
.contact{background:var(--ardoise);color:var(--ecume);}
.contact .wrap{display:grid;grid-template-columns:0.9fr 1.1fr;gap:60px;}
.contact-info h2{color:var(--ecume);font-size:clamp(26px,3vw,34px);margin-bottom:18px;}
.contact-info p{color:rgba(244,245,241,0.78);font-size:16px;margin-bottom:26px;}
.contact-detail{display:flex;flex-direction:column;gap:16px;font-size:15.5px;}
.contact-detail a{text-decoration:none;display:flex;align-items:center;gap:10px;}
.contact-detail a:hover{color:var(--ambre);}
.contact-form{
  background:var(--papier);color:var(--encre);border-radius:6px;padding:32px;
}
.form-row{margin-bottom:18px;}
.form-row label{display:block;font-family:var(--mono);font-size:12px;text-transform:uppercase;letter-spacing:0.05em;color:#69645a;margin-bottom:6px;}
.form-row input,.form-row textarea{
  width:100%;border:1px solid var(--ligne);border-radius:3px;padding:11px 13px;
  font-family:var(--body);font-size:15px;background:#fff;color:var(--encre);
}
.form-row input:focus,.form-row textarea:focus{outline:2px solid var(--maree);border-color:var(--maree);}
.form-row textarea{resize:vertical;min-height:100px;}
.form-two{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.form-note{margin-top:12px;font-size:12.5px;color:#69645a;text-align:center;}
.form-note.is-sent{color:var(--mousse);font-weight:600;}
.form-note.is-error{color:var(--ambre-dark);font-weight:600;}
.btn:disabled{opacity:0.7;cursor:wait;}

/* ---------- contact CTA band (pages internes) ---------- */
.cta-band{background:var(--ambre);color:var(--encre);padding:52px 0;}
.cta-band .wrap{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;}
.cta-band h2{font-size:clamp(22px,2.6vw,28px);}
.cta-band p{margin-top:8px;font-size:15px;color:rgba(22,27,33,0.75);}

/* ---------- legal page ---------- */
.legal{background:var(--papier);}
.legal .wrap{max-width:760px;}
.legal h2{font-size:22px;margin:36px 0 12px;}
.legal p{color:#3d392f;margin-bottom:14px;font-size:15.5px;}
.legal .placeholder{background:#FFF4E8;border:1px dashed var(--ambre);padding:2px 6px;border-radius:3px;font-family:var(--mono);font-size:13.5px;}

footer{background:var(--encre);color:rgba(244,245,241,0.55);padding:36px 0;}
.foot-row{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;font-size:13.5px;}
.foot-row a{text-decoration:none;color:rgba(244,245,241,0.75);}
.foot-row a:hover{color:var(--ambre);}
.foot-links{display:flex;gap:22px;flex-wrap:wrap;}

[data-reveal]{opacity:0;transform:translateY(16px);transition:opacity .6s ease, transform .6s ease;}
[data-reveal].is-visible{opacity:1;transform:translateY(0);}

@media (max-width:900px){
  .nav-links{
    display:none;
    position:absolute;top:100%;left:0;right:0;
    background:var(--papier);border-bottom:1px solid var(--ligne);
    flex-direction:column;gap:0;padding:8px 28px 16px;
  }
  .nav-links.is-open{display:flex;}
  .nav-links a{padding:12px 0;border-bottom:1px solid var(--ligne);width:100%;}
  .nav-toggle{display:flex;}
  .hero .wrap,.service-detail .wrap{grid-template-columns:1fr;}
  .side-ticket{position:static;}
  .ticket{transform:rotate(0);margin-top:20px;}
  .service-grid{grid-template-columns:1fr 1fr;}
  .process-grid{grid-template-columns:1fr;gap:36px;}
  .process-step:not(:last-child)::after{display:none;}
  .about .wrap,.zone-grid,.contact .wrap{grid-template-columns:1fr;}
  .zone-list{columns:1;}
  .form-two{grid-template-columns:1fr;}
}
@media (max-width:560px){
  .service-grid{grid-template-columns:1fr;}
  section{padding:64px 0;}
  .hero{padding:56px 0 64px;}
  .cta-band .wrap{flex-direction:column;align-items:flex-start;}
}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  [data-reveal]{opacity:1;transform:none;transition:none;}
  .btn,.service-ticket{transition:none;}
}