/* Snapflat — site public (v0.3.0-cl). Couleurs reprises du logo : bleu nuit, cyan, indigo, violet. Mobile d'abord. */
:root{--navy:#0b1b3d;--navy2:#071226;--ink:#0f172a;--muted:#5b6476;--line:#e4e8f0;--bg:#f6f8fc;--cyan:#22d3ee;--blue:#2563eb;--indigo:#4f46e5;--violet:#7c3aed;--ok:#0f9f6e;--bad:#dc2626;--grad:linear-gradient(135deg,#22d3ee 0%,#2563eb 45%,#7c3aed 100%);--radius:18px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body.site{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:var(--blue)}
img{max-width:100%;height:auto}
.wrap{width:100%;max-width:1160px;margin:0 auto;padding:0 20px}
.wrap.narrow{max-width:820px}
.center{text-align:center}
.small{font-size:13px}
.muted{color:var(--muted)}
.skip{position:absolute;left:-999px;top:8px;background:#fff;padding:8px 12px;border-radius:8px;z-index:100}
.skip:focus{left:8px}
.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:12px;font-weight:800;color:var(--blue);margin:0 0 10px}
h1,h2,h3{letter-spacing:-.02em;line-height:1.15}
h1{font-size:clamp(34px,5.2vw,58px);margin:0 0 18px}
h2{font-size:clamp(26px,3.4vw,38px);margin:0 0 18px}
h3{font-size:18px;margin:0 0 6px}
.lead{font-size:clamp(17px,2vw,20px);color:#334155;margin:0 0 24px}
/* Boutons */
.sbtn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:12px;padding:11px 18px;font:inherit;font-weight:700;font-size:15px;color:#fff;background:var(--grad);text-decoration:none;cursor:pointer;box-shadow:0 8px 22px rgba(37,99,235,.25);transition:transform .15s ease,box-shadow .15s ease;white-space:nowrap}
.sbtn:hover{transform:translateY(-1px);box-shadow:0 12px 28px rgba(37,99,235,.32)}
.sbtn-ghost{background:#fff;color:var(--navy);border:1px solid var(--line);box-shadow:none}
.sbtn-ghost:hover{box-shadow:0 6px 18px rgba(15,23,42,.08)}
.sbtn-lg{padding:14px 24px;font-size:16px}
/* En-tête */
.site-head{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.88);backdrop-filter:saturate(1.6) blur(12px);border-bottom:1px solid var(--line)}
.head-row{display:flex;align-items:center;gap:18px;min-height:68px}
.site-brand{display:inline-flex;align-items:center;gap:10px;color:var(--navy);text-decoration:none;font-weight:800;font-size:19px}
.site-brand img{border-radius:10px}
.site-nav{display:flex;align-items:center;gap:20px;margin-left:auto}
.site-nav>a:not(.sbtn){color:#334155;text-decoration:none;font-weight:600;font-size:15px}
.site-nav>a[aria-current=page]{color:var(--blue)}
.site-langs{display:inline-flex;gap:2px;border:1px solid var(--line);border-radius:999px;padding:3px}
.site-langs a{font-size:12px;font-weight:700;text-decoration:none;color:var(--muted);padding:4px 8px;border-radius:999px}
.site-langs a[aria-current]{background:var(--navy);color:#fff}
.menu-toggle{position:absolute;opacity:0;pointer-events:none}
.menu-btn{display:none;margin-left:auto;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);cursor:pointer;position:relative}
.menu-btn span,.menu-btn span::before,.menu-btn span::after{position:absolute;left:11px;width:18px;height:2px;background:var(--navy);border-radius:2px;content:""}
.menu-btn span{top:20px}.menu-btn span::before{top:-6px;left:0}.menu-btn span::after{top:6px;left:0}
.site-flash{margin:16px 0;border-radius:12px;padding:12px 14px;font-weight:600}
.site-flash.success{background:#dcfce7;color:#087a50}
.site-flash.error{background:#fee2e2;color:#b91c1c}
.site-flash.info{background:#eaf1ff;color:#1e40af}
/* Héros */
.hero{background:radial-gradient(1200px 500px at 85% -10%,rgba(124,58,237,.16),transparent 60%),radial-gradient(900px 500px at 0% 0%,rgba(34,211,238,.18),transparent 55%),#fff;padding:64px 0 56px}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:12px}
.hero-mark{display:grid;place-items:center}
.hero-mark img{width:min(320px,70vw);border-radius:28%;box-shadow:0 30px 80px rgba(11,27,61,.35)}
.phone{margin:0;border-radius:34px;padding:10px;background:var(--navy2);box-shadow:0 30px 70px rgba(11,27,61,.28);max-width:300px}
.phone img{display:block;border-radius:26px;width:100%;height:auto}
.hero-phone{justify-self:center;transform:rotate(-2deg)}
/* Bandes */
.band{padding:72px 0}
.band.alt{background:var(--bg)}
.page-hero{padding:56px 0 24px;background:linear-gradient(180deg,#f3f6ff,#fff)}
.features{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:28px}
.feature{border:1px solid var(--line);border-radius:var(--radius);padding:22px;background:#fff;transition:box-shadow .15s ease}
.feature:hover{box-shadow:0 14px 36px rgba(15,23,42,.08)}
.feature p{margin:0;color:var(--muted)}
.f-ico{display:inline-grid;place-items:center;width:44px;height:44px;border-radius:12px;background:var(--grad);color:#fff;font-size:20px;margin-bottom:12px}
.steps3{list-style:none;padding:0;margin:28px 0 0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.steps3 li{display:flex;gap:14px;background:#fff;border-radius:var(--radius);padding:20px;border:1px solid var(--line)}
.steps3 p{margin:0;color:var(--muted)}
.step-n{flex:none;width:36px;height:36px;border-radius:50%;display:grid;place-items:center;font-weight:800;color:#fff;background:var(--navy)}
.shots{display:flex;justify-content:center;gap:26px;margin-top:40px;flex-wrap:wrap}
.shots .phone{max-width:250px}
video.demo{width:100%;height:auto;aspect-ratio:16/9;border-radius:var(--radius);box-shadow:0 24px 60px rgba(11,27,61,.2);background:var(--navy2)}
.nexikos-box{display:grid;grid-template-columns:1.2fr .8fr;gap:36px;align-items:center;background:var(--navy);color:#e2e8f0;border-radius:28px;padding:40px}
.nexikos-box h2{color:#fff}
.nexikos-box .eyebrow{color:var(--cyan)}
.trust{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.trust li{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);border-radius:12px;padding:12px 14px;font-weight:600}
.trust li::before{content:"✓ ";color:var(--cyan)}
.cta-band{background:var(--grad);color:#fff}
.cta-band h2{color:#fff}
.cta-band .sbtn{background:#fff;color:var(--navy)}
/* Tarifs */
.plans{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;align-items:stretch;margin-bottom:18px}
.plan{position:relative;border:1px solid var(--line);border-radius:var(--radius);padding:24px;display:flex;flex-direction:column;background:#fff}
.plan h2{font-size:22px;margin:0 0 8px}
.plan .price{display:flex;align-items:baseline;gap:6px}
.plan .price strong{font-size:32px;letter-spacing:-.02em}
.plan .muted{margin:2px 0 14px;min-height:22px}
.plan ul{list-style:none;padding:0;margin:0 0 20px;flex:1}
.plan li{padding:6px 0;border-bottom:1px dashed var(--line);font-size:14.5px}
.plan li::before{content:"✓ ";color:var(--ok);font-weight:800}
.plan.featured{border:2px solid transparent;background:linear-gradient(#fff,#fff) padding-box,var(--grad) border-box;box-shadow:0 20px 50px rgba(37,99,235,.18)}
.plan.nexikos{background:var(--navy);color:#e2e8f0;border-color:var(--navy)}
.plan.nexikos .muted{color:#94a3b8}
.plan.nexikos li{border-color:rgba(255,255,255,.12)}
.ribbon{position:absolute;top:-12px;right:18px;background:var(--grad);color:#fff;font-size:12px;font-weight:800;padding:4px 10px;border-radius:999px}
/* FAQ, formulaires, pages juridiques */
details.faq{border:1px solid var(--line);border-radius:14px;padding:4px 18px;margin-bottom:12px;background:#fff}
details.faq summary{cursor:pointer;font-weight:700;padding:14px 0;list-style:none}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::after{content:"+";float:right;color:var(--blue);font-weight:800}
details.faq[open] summary::after{content:"–"}
details.faq p{margin:0 0 16px;color:#334155}
.contact-grid{display:grid;grid-template-columns:1.4fr .8fr;gap:36px;align-items:start}
.site-form{display:grid;gap:14px}
.site-form label{display:grid;gap:6px;font-weight:600;font-size:14px}
.site-form input,.site-form select,.site-form textarea{font:inherit;border:1px solid #cbd5e1;border-radius:12px;padding:11px 12px;background:#fff;width:100%}
.site-form input:focus,.site-form select:focus,.site-form textarea:focus{outline:3px solid rgba(37,99,235,.2);border-color:var(--blue)}
.site-form label.check{display:flex;align-items:flex-start;gap:10px;font-weight:500}
.site-form label.check input{width:auto;margin-top:3px}
.hp{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}
.contact-card{border:1px solid var(--line);border-radius:var(--radius);padding:22px;background:var(--bg)}
.contact-card h2{font-size:20px}
address{font-style:normal;line-height:1.7}
.legal section{margin-bottom:22px}
.legal h2{font-size:19px;margin:0 0 6px}
.legal p{margin:0;color:#1e293b;text-align:justify;hyphens:auto}
.toc{background:var(--bg);border-radius:14px;padding:14px 18px;margin-bottom:28px;font-size:14px}
.toc ol{margin:0;padding-left:18px;columns:2;column-gap:28px}
.toc a{text-decoration:none}
/* Pied de page */
.site-foot{background:var(--navy2);color:#94a3b8;padding:48px 0 20px;margin-top:0}
.site-foot .site-brand{color:#fff}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:32px}
.foot-grid nav{display:grid;gap:8px;align-content:start}
.foot-grid nav strong{color:#fff;margin-bottom:4px}
.foot-grid a{color:#cbd5e1;text-decoration:none}
.foot-grid a:hover{color:#fff}
.foot-bottom{border-top:1px solid rgba(255,255,255,.08);margin-top:32px;padding-top:16px;font-size:13px}
/* Mobile */
@media(max-width:980px){
  .plans{grid-template-columns:repeat(2,minmax(0,1fr))}
  .features,.steps3{grid-template-columns:1fr 1fr}
}
@media(max-width:820px){
  .menu-btn{display:block}
  .site-nav{display:none;position:absolute;left:0;right:0;top:68px;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:4px;padding:12px 20px 18px;box-shadow:0 18px 40px rgba(15,23,42,.12)}
  .site-nav>a:not(.sbtn){padding:10px 0;border-bottom:1px solid var(--line)}
  .site-langs{align-self:flex-start;margin:8px 0}
  .menu-toggle:checked~.site-nav{display:flex}
  .hero{padding:40px 0}
  .hero-grid,.nexikos-box,.contact-grid,.foot-grid{grid-template-columns:1fr}
  .hero-phone{max-width:240px}
  .nexikos-box{padding:26px}
  .band{padding:52px 0}
  .toc ol{columns:1}
}
@media(max-width:560px){
  .wrap{padding:0 16px}
  .plans,.features,.steps3{grid-template-columns:1fr}
  .hero-cta .sbtn{flex:1}
  .legal p{text-align:left}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}