/* Visioconférences.eu — feuille de style unique */
:root{
  --ink:#0d1b2a; --body:#25384c; --muted:#5c7186; --line:#dce4ec;
  --bg:#fff; --bg-soft:#f2f6fa; --bg-deep:#0d1b2a;
  --accent:#0b7285; --accent-soft:#e6f3f6; --accent-dark:#075463; --accent-light:#5ec8d8;
  --amber:#b8730a; --ok:#0f7a52;
  --radius:14px; --wrap:1140px;
  --sans:"Segoe UI",system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);color:var(--body);background:var(--bg);line-height:1.65;font-size:17px;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto}
a{color:var(--accent-dark)}
a:hover{text-decoration:underline}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 22px}
.skip{position:absolute;left:-9999px}
.skip:focus{left:8px;top:8px;background:#fff;padding:10px 16px;z-index:99;border-radius:8px}

.topbar{background:var(--bg-deep);color:#c3d3e2;font-size:13.5px}
.topbar-in{display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;align-items:center;padding:9px 22px}
.topbar a{color:#fff;font-weight:600;text-decoration:none}
.topbar em{font-style:normal;color:#8ba3ba;font-size:12.5px}
.site-head{position:sticky;top:0;z-index:40;background:#fff;border-bottom:1px solid var(--line)}
.head-in{display:flex;align-items:center;gap:18px;padding-top:12px;padding-bottom:12px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:11px;color:var(--ink);text-decoration:none;margin-right:auto}
.brand-mark{width:42px;height:42px;border-radius:11px;background:var(--accent);position:relative;flex:none}
.brand-mark::before{content:"";position:absolute;left:9px;top:12px;width:16px;height:12px;border:2.5px solid #fff;border-radius:3px}
.brand-mark::after{content:"";position:absolute;left:26px;top:13px;border-left:8px solid #fff;border-top:5px solid transparent;border-bottom:5px solid transparent}
.brand-txt strong{display:block;font-size:17px;line-height:1.2}
.brand-txt small{display:block;color:var(--muted);font-size:12.5px}
.nav{display:flex;flex-wrap:wrap;gap:2px}
.nav a{color:var(--ink);font-size:14.5px;font-weight:600;padding:8px 10px;border-radius:8px;text-decoration:none}
.nav a:hover{background:var(--bg-soft)}
.nav a[aria-current="page"]{color:var(--accent-dark);background:var(--accent-soft)}
.burger{display:none;font-size:24px;line-height:1;background:none;border:1px solid var(--line);border-radius:9px;padding:4px 12px;cursor:pointer}

.hero{background:linear-gradient(155deg,#0d1b2a 0%,#123c4d 100%);background-color:#0d1b2a;color:#e6eef6;padding:60px 0 54px}
.hero h1{color:#fff;font-size:clamp(30px,4.4vw,46px);line-height:1.14;margin:.15em 0 .45em;letter-spacing:-.4px}
.hero .lead{font-size:19px;color:#c3d3e2;max-width:64ch;margin:0 0 26px}
.hero .kicker{color:var(--accent-light)}
.hero-min{padding:46px 0 40px}
.kicker{text-transform:uppercase;letter-spacing:1.6px;font-size:12.5px;font-weight:700;color:var(--accent);margin:0 0 6px}
.crumbs{font-size:13px;color:#8ba3ba;padding:12px 0 0}
.crumbs a{color:#8ba3ba}
.hero-min .crumbs,.hero .crumbs{color:#8ba3ba}

.btn{display:inline-block;padding:13px 22px;border-radius:11px;font-weight:700;font-size:15.5px;border:2px solid transparent;text-decoration:none}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn-primary:hover{background:var(--accent-dark);border-color:var(--accent-dark);color:#fff}
.btn-ghost{border-color:currentColor;color:inherit}
.btn-ghost:hover{background:rgba(255,255,255,.1)}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0 0}

section{padding:52px 0}
section.tight{padding:34px 0}
h2{color:var(--ink);font-size:clamp(23px,3vw,32px);line-height:1.2;margin:0 0 14px;letter-spacing:-.3px}
h3{color:var(--ink);font-size:19px;margin:0 0 8px;line-height:1.3}
h4{color:var(--ink);font-size:16.5px;margin:0 0 6px}
p{margin:0 0 15px}
.lead{font-size:18.5px}
.soft{background:var(--bg-soft)}
.deep{background:var(--bg-deep);color:#cfdce8}
.deep h2,.deep h3{color:#fff}
.narrow{max-width:75ch}

.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;margin:30px 0 0;padding:0;list-style:none}
.stats li{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);padding:16px 18px}
.stats b{display:block;font-size:26px;color:#fff;line-height:1.1}
.stats span{font-size:13.5px;color:#a3bacd}

.grid{display:grid;gap:18px}
.g2{grid-template-columns:repeat(auto-fit,minmax(290px,1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 22px 18px}
.card p:last-child{margin-bottom:0}
.card .num{display:inline-grid;place-items:center;width:32px;height:32px;border-radius:9px;background:var(--accent-soft);color:var(--accent-dark);font-weight:800;font-size:14px;margin-bottom:10px}

/* cartes claires posées sur fond sombre : on rétablit les couleurs */
.deep .card{background:#fff;color:var(--body);border-color:rgba(255,255,255,.18)}
.deep .card h3,.deep .card h4{color:var(--ink)}
.deep .card p,.deep .card li,.deep .card td,.deep .card th{color:var(--body)}
.deep .card a{color:var(--accent-dark);font-weight:600}
.deep .card .num{background:var(--accent-soft);color:var(--accent-dark)}
.deep .card strong{color:var(--ink)}

.timeline{list-style:none;margin:26px 0 0;padding:0;border-left:3px solid var(--accent-soft)}
.timeline li{position:relative;padding:0 0 26px 26px}
.timeline li:last-child{padding-bottom:0}
.timeline li::before{content:"";position:absolute;left:-9px;top:6px;width:15px;height:15px;border-radius:50%;background:var(--accent);border:3px solid #fff;box-shadow:0 0 0 2px var(--accent-soft)}
.timeline .t{display:inline-block;background:var(--ink);color:#fff;font-size:12.5px;font-weight:700;border-radius:6px;padding:2px 9px;margin-bottom:6px;letter-spacing:.4px}

.check,.warn,.old{list-style:none;padding:0;margin:0 0 15px}
.check li,.warn li,.old li{position:relative;padding-left:29px;margin-bottom:10px}
.check li::before{content:"✓";position:absolute;left:0;top:0;color:var(--ok);font-weight:800}
.warn li::before{content:"!";position:absolute;left:3px;top:0;color:var(--amber);font-weight:800}
.old li::before{content:"×";position:absolute;left:2px;top:0;color:#a33;font-weight:800}

.note{border-left:4px solid var(--accent);background:var(--accent-soft);border-radius:0 var(--radius) var(--radius) 0;padding:18px 22px;margin:22px 0}
.note p:last-child{margin-bottom:0}
.note strong{color:var(--ink)}

.table-scroll{overflow-x:auto;margin:22px 0}
table{border-collapse:collapse;width:100%;min-width:600px;font-size:15.5px;background:#fff}
th,td{border:1px solid var(--line);padding:11px 13px;text-align:left;vertical-align:top}
th{background:var(--bg-soft);color:var(--ink);font-size:14.5px}
td.n{text-align:center;font-variant-numeric:tabular-nums}
caption{caption-side:bottom;font-size:13.5px;color:var(--muted);padding-top:10px;text-align:left}

/* avant / après */
.avant-apres{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px;margin:24px 0}
.aa{border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px 16px;background:#fff}
.aa.hier{border-top:4px solid #b04a4a;background:#fdf6f6}
.aa.aujourdhui{border-top:4px solid var(--accent);background:var(--accent-soft)}
.aa h3{font-size:17px;margin-bottom:10px}
.aa .tag{display:inline-block;font-size:11.5px;font-weight:800;letter-spacing:1.2px;text-transform:uppercase;padding:3px 9px;border-radius:6px;margin-bottom:10px}
.aa.hier .tag{background:#b04a4a;color:#fff}
.aa.aujourdhui .tag{background:var(--accent);color:#fff}
.aa p:last-child{margin-bottom:0}

.faq{margin:26px 0 0}
.faq details{border:1px solid var(--line);border-radius:var(--radius);background:#fff;margin-bottom:11px}
.faq summary{cursor:pointer;font-weight:700;color:var(--ink);padding:16px 20px;font-size:16.5px;list-style:none;display:flex;justify-content:space-between;gap:14px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--accent);font-size:22px;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq .ans{padding:0 20px 18px;border-top:1px solid var(--line)}
.faq .ans p:first-child{margin-top:14px}
.faq .ans p:last-child{margin-bottom:0}

.fig{margin:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}
.fig picture,.fig img{display:block;width:100%;height:auto}
.fig figcaption{font-size:13.5px;color:var(--muted);padding:11px 15px;line-height:1.5;background:#fff}
.fig figcaption strong{color:var(--ink)}
.figs{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px;margin:24px 0}

.cta-band{background:var(--bg-deep);color:#cfdce8;padding:52px 0;text-align:center}
.cta-band h2{color:#fff}
.cta-band .lead{color:#c3d3e2;max-width:66ch;margin:0 auto}
.cta-band .kicker{color:var(--accent-light)}
.cta-band .cta-row{justify-content:center}
.rdv{background:var(--accent-soft);padding:40px 0}
.rdv-in{display:flex;gap:26px;flex-wrap:wrap;align-items:center;justify-content:space-between}
.rdv-in>div{max-width:58ch}
.rdv h2{margin-bottom:8px;font-size:25px}
.rdv p{margin-bottom:0}
.rdv-btns{display:flex;gap:12px;flex-wrap:wrap;margin:0}
.rdv .btn-ghost{color:var(--accent-dark);background:#fff}

.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px}
.contact-card{border:1px solid var(--line);border-radius:var(--radius);padding:24px;background:#fff}
.contact-card .tel{font-size:24px;font-weight:800;color:var(--ink);display:block;margin:8px 0 4px;text-decoration:none}

.maps{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:22px;margin-top:26px}
.map-card{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;display:flex;flex-direction:column}
.map-head{padding:18px 20px 14px;border-bottom:1px solid var(--line)}
.map-head h3{margin-bottom:4px}
.map-head p{margin:0;font-size:14.5px;color:var(--muted)}
.map-frame{position:relative;aspect-ratio:16/11;background:var(--bg-soft);width:100%}
.map-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.map-ph{position:absolute;inset:0;width:100%;height:100%;padding:0;border:0;background:var(--bg-soft);cursor:pointer;overflow:hidden}
.map-ph img{width:100%;height:100%;object-fit:cover;opacity:.55}
.map-ph:hover img{opacity:.75}
.map-ph .map-btn{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);background:var(--accent);color:#fff;font-weight:700;font-size:15px;padding:12px 20px;border-radius:11px;box-shadow:0 6px 20px rgba(13,27,42,.3);white-space:nowrap}
.map-ph .map-hint{position:absolute;left:0;right:0;bottom:0;background:rgba(13,27,42,.86);color:#dbe6f0;font-size:12.5px;padding:8px 12px;line-height:1.45;text-align:left}
.map-body{padding:18px 20px;flex:1}
.map-body ul{margin:0;padding:0;list-style:none;font-size:15.5px}
.map-body li{position:relative;padding-left:24px;margin-bottom:7px}
.map-body li::before{content:"›";position:absolute;left:6px;top:-1px;color:var(--accent);font-weight:800}
.map-actions{display:flex;flex-wrap:wrap;gap:10px;padding:0 20px 20px}
.map-actions .btn{padding:11px 17px;font-size:14.5px}

.ast{color:var(--accent-dark);font-weight:700;text-decoration:none;padding:0 1px;vertical-align:super;font-size:.78em}
.deep .ast,.hero .ast,.cta-band .ast{color:var(--accent-light)}
.stats .ast{font-size:.5em}

.site-foot{background:var(--bg-deep);color:#9db3c7;padding:48px 0 22px;font-size:15px}
.foot-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:26px}
.site-foot h3{color:#fff;font-size:15.5px;margin-bottom:12px;text-transform:uppercase;letter-spacing:.9px}
.site-foot ul{list-style:none;padding:0;margin:0}
.site-foot li{margin-bottom:8px}
.site-foot a{color:#c3d3e2}
.foot-addr{font-size:14.5px;line-height:1.55}
.foot-addr strong{color:#fff}
.foot-note{font-size:13px;color:#7d94aa;margin-top:14px}
.foot-note-tarif{border-top:1px solid rgba(255,255,255,.13);margin-top:30px;padding-top:16px}
.foot-note-tarif p{font-size:13px;line-height:1.6;color:#8ba3ba;margin:0;max-width:95ch}
.foot-note-tarif strong{color:#c3d3e2}
.foot-bottom{margin-top:14px;padding-top:6px}
.foot-bottom p{font-size:13px;color:#7d94aa;margin:0}

@media(max-width:860px){
  .burger{display:block}
  .nav{display:none;width:100%;flex-direction:column;padding-top:8px}
  .nav.open{display:flex}
  .nav a{padding:10px 8px;border-bottom:1px solid var(--line);border-radius:0}
  section{padding:40px 0}
  .hero{padding:44px 0 40px}
}