/* Volt & Fils — styles. Un seul fichier : tokens + composants. */
:root{
  --navy:#0B1B2B; --navy-2:#0A1526; --navy-soft:#12293e;
  --volt:#FFD21E; --volt-2:#F7C900;
  --ink:#0B1B2B; --paper:#F7F9FC; --card:#ffffff;
  --text-light:#EAF1F8; --muted:#8FA3B8; --line:#e2e8f0;
  --radius:14px; --radius-lg:22px; --container:1120px;
  --s-1:.5rem; --s-2:1rem; --s-3:1.5rem; --s-4:2.5rem; --s-5:4rem; --s-6:6rem;
  --shadow:0 10px 30px rgba(11,27,43,.10);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Inter",system-ui,sans-serif;color:var(--ink);
  background:var(--paper);line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:"Sora",system-ui,sans-serif;line-height:1.1;font-weight:700;margin:0 0 .4em}
h1{font-size:clamp(2.2rem,5vw,3.6rem)} h2{font-size:clamp(1.7rem,3.5vw,2.6rem)}
h3{font-size:1.2rem}
p{margin:0 0 1rem}
a{color:inherit}
img,svg{max-width:100%;display:block}
.container{width:min(100% - 2rem,var(--container));margin-inline:auto}
.section{padding:var(--s-6) 0}
.section--dark{background:var(--navy);color:var(--text-light)}
.section--dark h2,.section--dark h3{color:#fff}
.section__head{max-width:640px;margin:0 auto var(--s-4);text-align:center}
.eyebrow{font-family:"Sora";text-transform:uppercase;letter-spacing:.12em;
  font-size:.8rem;font-weight:600;color:var(--navy)}
.section--dark .eyebrow,.hero .eyebrow,.page-hero .eyebrow{color:var(--volt)}
/* Hero signature */
.hero{position:relative;color:var(--text-light);overflow:hidden;padding:var(--s-6) 0;
  background:radial-gradient(1100px 500px at 75% -10%,#15304a,transparent),var(--navy)}
.hero__wires{position:absolute;inset:0;width:100%;height:100%;z-index:0}
.hero__pulse path{animation:pulse-dash 5s linear infinite}
@keyframes pulse-dash{from{stroke-dashoffset:1540}to{stroke-dashoffset:0}}
.hero__inner{position:relative;z-index:1;max-width:720px}
.hero .hl{color:var(--volt)}
.hero__lead{font-size:1.2rem;color:#cfe0f0;max-width:600px}
.hero__actions{display:flex;gap:1rem;flex-wrap:wrap;margin:1.5rem 0}
.hero__badges{list-style:none;display:flex;gap:1.4rem;flex-wrap:wrap;padding:0;margin:1rem 0 0;
  font-size:.95rem;color:#bcd0e4;font-weight:500}
@media (prefers-reduced-motion:reduce){.hero__pulse path{animation:none;stroke-dashoffset:0;stroke-dasharray:none;opacity:.6}}
/* Boutons */
.btn{display:inline-flex;align-items:center;gap:.5rem;font-family:"Sora";
  font-weight:600;padding:.85rem 1.4rem;border-radius:999px;text-decoration:none;
  border:2px solid transparent;cursor:pointer;transition:transform .2s var(--ease),box-shadow .2s}
.btn--primary{background:var(--volt);color:var(--navy);box-shadow:0 8px 20px rgba(255,210,30,.35)}
.btn--primary:hover{transform:translateY(-2px)}
.btn--ghost{background:transparent;color:var(--text-light);border-color:rgba(255,255,255,.35)}
.btn--ghost:hover{border-color:var(--volt);color:var(--volt)}
/* Anneau de focus bicolore : contour navy net sur fond clair + halo jaune visible sur fond sombre (AA non-text sur les deux) */
:where(a,button,input,select,textarea,summary):focus-visible{outline:2px solid var(--navy);outline-offset:2px;box-shadow:0 0 0 5px var(--volt)}
.section--dark :where(a,button):focus-visible,.hero :where(a,button):focus-visible,.page-hero :where(a,button):focus-visible,.site-header :where(a,button):focus-visible,.contact-info :where(a,button):focus-visible,.site-footer :where(a,button):focus-visible,.err404 :where(a,button):focus-visible{outline-color:#fff}
/* Header / nav */
.site-header{position:sticky;top:0;z-index:50;background:rgba(11,27,43,.92);
  backdrop-filter:blur(8px);color:var(--text-light)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:.9rem 0}
.brand{display:flex;align-items:center;gap:.55rem;font-family:"Sora";font-weight:700;
  font-size:1.15rem;color:#fff;text-decoration:none}
.brand__mark{width:30px;height:30px}
.nav__menu{display:flex;align-items:center;gap:1.4rem;list-style:none;margin:0;padding:0}
.nav__menu a{text-decoration:none;font-weight:500;font-size:.98rem;color:var(--text-light)}
.nav__menu a:hover{color:var(--volt)}
.nav__cta{display:inline-flex;gap:.4rem;color:var(--volt) !important;font-weight:600}
.nav__toggle{display:none;background:none;border:0;cursor:pointer;padding:.6rem;min-width:44px;min-height:44px}
.nav__toggle span{display:block;width:26px;height:2px;background:#fff;margin:5px 0;transition:.3s}
@media (max-width:820px){
  .nav__toggle{display:block}
  .nav__menu{position:absolute;inset:64px 0 auto;flex-direction:column;background:var(--navy-2);
    gap:0;padding:1rem 1rem 1.5rem;clip-path:inset(0 0 100% 0);transition:clip-path .3s var(--ease)}
  .nav__menu.open{clip-path:inset(0 0 0 0)}
  .nav__menu li{width:100%;border-bottom:1px solid rgba(255,255,255,.08)}
  .nav__menu a:not(.btn){display:block;padding:.8rem 0}
  .nav__menu .btn{margin:.6rem 0}
}
/* Footer */
.site-footer{background:var(--navy-2);color:var(--muted);padding:var(--s-5) 0 var(--s-3)}
.site-footer a{color:var(--text-light);text-decoration:none}
.site-footer a:hover{color:var(--volt)}
.footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:var(--s-4)}
.footer__bottom{margin-top:var(--s-4);padding-top:var(--s-2);border-top:1px solid rgba(255,255,255,.08);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:.5rem;font-size:.85rem}
@media (max-width:720px){.footer__grid{grid-template-columns:1fr}}
/* Reveal au scroll */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;
    transition-duration:.001ms !important;scroll-behavior:auto !important}
  .reveal{opacity:1;transform:none}
}
/* Marquee */
.marquee{background:var(--volt);color:var(--navy);overflow:hidden;padding:.7rem 0;font-family:"Sora";font-weight:600}
.marquee__track{display:flex;gap:1.2rem;white-space:nowrap;width:max-content;animation:marquee 24s linear infinite}
.marquee__track b{opacity:.5}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
/* Services grid */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}
.service-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:1.8rem;box-shadow:var(--shadow);transition:transform .25s var(--ease),box-shadow .25s}
.service-card:hover{transform:translateY(-6px);box-shadow:0 16px 40px rgba(11,27,43,.14)}
.service-card__ic{display:inline-flex;align-items:center;justify-content:center;width:52px;height:52px;
  border-radius:14px;background:var(--volt);margin-bottom:1rem}
.service-card p{color:#516074;margin:0}
@media (max-width:820px){.services-grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.services-grid{grid-template-columns:1fr}}
/* Feats */
.feats{display:grid;grid-template-columns:repeat(4,1fr);gap:1.4rem}
.feat{background:var(--navy-soft);border-radius:var(--radius);padding:1.4rem}
.feat p{color:#bcd0e4;margin:0}
@media (max-width:820px){.feats{grid-template-columns:1fr 1fr}}
@media (max-width:480px){.feats{grid-template-columns:1fr}}
/* Stats */
.stats__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.4rem;text-align:center}
.stat__num{font-family:"Sora";font-weight:700;font-size:2.8rem;color:var(--navy);display:block}
.stat__lbl{color:#516074;font-weight:500}
@media (max-width:560px){.stats__grid{grid-template-columns:1fr 1fr}}
/* Zone */
.zone{display:grid;grid-template-columns:1.3fr 1fr;gap:var(--s-4);align-items:center}
.zone__list{columns:2;list-style:none;padding:0;margin:1rem 0 1.5rem}
.zone__list li{padding:.25rem 0}
.zone__list li::before{content:"📍 "}
@media (max-width:720px){.zone{grid-template-columns:1fr}}
/* Reviews */
.reviews__viewport{overflow:hidden;max-width:720px;margin:0 auto}
.reviews__carousel{display:flex;transition:transform .5s var(--ease)}
.review{flex:0 0 100%;margin:0;text-align:center;font-size:1.25rem;padding:0 1rem}
.review cite{display:block;margin-top:1rem;font-size:.95rem;color:var(--volt);font-style:normal}
.reviews__nav{display:flex;align-items:center;justify-content:center;gap:1rem;margin-top:1.5rem}
.reviews__arrow{background:none;border:2px solid rgba(255,255,255,.3);color:#fff;width:44px;height:44px;
  border-radius:50%;font-size:1.4rem;cursor:pointer}
.reviews__dots{display:flex;gap:.5rem}
.reviews__dot{width:10px;height:10px;border-radius:50%;border:0;background:rgba(255,255,255,.3);cursor:pointer}
.reviews__dot.is-active{background:var(--volt)}
/* CTA band */
.cta-band{background:linear-gradient(120deg,#12293e,var(--navy));color:#fff;padding:var(--s-5) 0}
.cta-band__inner{display:flex;align-items:center;justify-content:space-between;gap:var(--s-3);flex-wrap:wrap}
.cta-band__actions{display:flex;gap:1rem;flex-wrap:wrap}
/* Page hero (services, tarifs-zone, contact) */
.page-hero{background:var(--navy);color:var(--text-light);padding:var(--s-5) 0}
.page-hero__lead{font-size:1.15rem;color:#cfe0f0;max-width:640px;margin-bottom:1.5rem}
/* Services */
.svc-cat{margin-bottom:var(--s-5)}
.svc-cat > h2{border-left:4px solid var(--volt);padding-left:.8rem;margin-bottom:1.4rem}
.svc-items{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}
.svc-item{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:1.4rem}
.svc-item p{color:#516074;margin:0}
@media (max-width:820px){.svc-items{grid-template-columns:1fr}}
/* Tarifs & zone */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}
.price-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);padding:1.8rem;text-align:center}
.price-card--feat{background:var(--navy);color:#fff;border-color:var(--navy)}
.price-card--feat p{color:#cfe0f0}
.price{font-family:"Sora";font-weight:700;font-size:2.2rem;color:var(--volt);margin:.5rem 0}
.price-card:not(.price-card--feat) .price{color:var(--navy)}
.price-card--feat .price{color:var(--volt)}
.price span{font-size:1rem;color:var(--muted)}
@media (max-width:820px){.price-grid{grid-template-columns:1fr}}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:.8rem;padding:.2rem 1.2rem}
.faq summary{font-family:"Sora";font-weight:600;cursor:pointer;padding:1rem 0;list-style:none}
.faq summary::marker{content:""}
.faq summary::after{content:"+";float:right;color:var(--navy);font-size:1.4rem;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{margin:0 0 1rem;color:#516074}
/* Contact */
.contact-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:var(--s-4)}
.contact-form{display:grid;gap:1rem}
.field{display:grid;gap:.35rem}
.field label{font-weight:600;font-size:.95rem}
.field input,.field select,.field textarea{font:inherit;padding:.75rem .9rem;border:1px solid var(--line);
  border-radius:10px;background:#fff;width:100%}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--navy);outline-offset:1px;border-color:var(--navy);box-shadow:0 0 0 3px rgba(255,210,30,.45)}
.form-note{background:#eafaf1;border:1px solid #b7e4c7;color:#14603a;padding:.8rem 1rem;border-radius:10px;margin:0}
.contact-info{background:var(--navy);color:var(--text-light);border-radius:var(--radius-lg);padding:1.8rem}
.contact-info h3{color:#fff} .contact-info a{color:var(--volt)}
.contact-info .urgence{background:var(--navy-soft);padding:.8rem 1rem;border-radius:10px;margin-top:1rem}
@media (max-width:820px){.contact-grid{grid-template-columns:1fr}}
/* Mentions légales + 404 */
.legal h2{margin-top:2rem}
.err404{background:var(--navy);color:var(--text-light);text-align:center;padding:var(--s-6) 0;min-height:60vh;display:grid;place-content:center}
.err404__code{font-family:"Sora";font-weight:700;font-size:clamp(4rem,15vw,9rem);color:var(--volt);margin:0}
.err404 p{color:#cfe0f0;max-width:520px;margin:0 auto 1.5rem}