:root{--ink:#1d1d1f;--ink2:#3a3a3f;--muted:#6e6e73;--faint:#86868b;--bg:#fbfbfd;--card:#fff;--line:#e6e6ea;--blue:#0071e3;--blue2:#2997ff;--orange:#ff9f0a;--green:#34a853}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","Helvetica Neue",Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;line-height:1.5;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.wrap{width:min(1180px,calc(100% - 40px));margin:0 auto}

/* Navigation */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;transition:background .3s,box-shadow .3s}
.nav.scrolled{background:rgba(251,251,253,.82);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);box-shadow:0 1px 0 rgba(0,0,0,.06)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:19px;letter-spacing:-.01em}
.brand img{width:34px;height:34px;border-radius:9px;box-shadow:0 4px 12px rgba(0,88,208,.28)}
.nav-links{display:flex;align-items:center;gap:28px;font-size:14px;color:var(--ink2)}
.nav-links a:not(.btn):hover{color:var(--blue)}
.btn{display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 22px;border-radius:22px;font-weight:600;font-size:15px;transition:transform .2s,box-shadow .2s,background .2s}
.btn.primary{background:var(--blue);color:#fff;box-shadow:0 8px 24px rgba(0,113,227,.3)}
.btn.primary:hover{background:#0077ed;transform:translateY(-1px);box-shadow:0 12px 30px rgba(0,113,227,.38)}
.btn.ghost{color:var(--blue)}
.btn.ghost:hover{background:rgba(0,113,227,.07)}
.btn.sm{height:36px;padding:0 16px;font-size:14px;box-shadow:none}
.btn.light{background:#fff;color:var(--blue)}

/* Hero */
.hero{position:relative;padding:140px 0 60px;text-align:center;overflow:hidden}
.hero::before{content:"";position:absolute;inset:-20% -10% auto;height:900px;background:radial-gradient(40% 45% at 50% 35%,rgba(41,151,255,.22),transparent 70%),radial-gradient(25% 30% at 75% 20%,rgba(255,159,10,.14),transparent 70%);z-index:-1}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:20px;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.06),0 0 0 1px rgba(0,0,0,.04);font-size:13px;font-weight:600;color:var(--ink2)}
.eyebrow i{width:8px;height:8px;border-radius:4px;background:var(--orange);box-shadow:0 0 0 4px rgba(255,159,10,.18);animation:pulse 2s infinite}
@keyframes pulse{50%{box-shadow:0 0 0 7px rgba(255,159,10,0)}}
h1{font-size:clamp(40px,6.4vw,78px);line-height:1.04;letter-spacing:-.035em;margin:22px auto 18px;max-width:900px;font-weight:700}
h1 .grad{background:linear-gradient(100deg,var(--blue) 10%,#6e5cff 55%,var(--orange));-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:clamp(17px,2vw,21px);color:var(--muted);max-width:680px;margin:0 auto 30px}
.cta{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}

/* Fenêtre façon Mac */
.window{position:relative;border-radius:16px;background:#fff;box-shadow:0 40px 100px rgba(0,30,80,.22),0 0 0 1px rgba(0,0,0,.06);overflow:hidden}
.window .bar{height:34px;display:flex;align-items:center;gap:7px;padding:0 14px;background:linear-gradient(#f7f7f9,#eeeef1);border-bottom:1px solid #e3e3e8}
.window .bar i{width:11px;height:11px;border-radius:6px;background:#ff5f57}
.window .bar i:nth-child(2){background:#febc2e}.window .bar i:nth-child(3){background:#28c840}
.window .bar span{margin:0 auto;font-size:12px;color:var(--faint);padding-right:50px}
.hero-shot{position:relative;margin:64px auto 0;max-width:1100px;perspective:1600px}
.hero-shot .window{transform:rotateX(14deg) scale(.96);transform-origin:50% 0;transition:transform .2s linear;will-change:transform}
.float{position:absolute;z-index:3;display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:16px;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);box-shadow:0 18px 40px rgba(0,30,80,.18),0 0 0 1px rgba(0,0,0,.04);text-align:left;font-size:13.5px;animation:bob 6s ease-in-out infinite}
.float b{display:block;font-size:14px}
.float small{color:var(--muted)}
.float .av{width:36px;height:36px;border-radius:18px;background:var(--blue);color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;position:relative}
.float .av::after{content:"";position:absolute;right:-1px;top:-1px;width:11px;height:11px;border-radius:6px;background:var(--orange);border:2px solid #fff}
.float.f1{left:-30px;top:18%}.float.f2{right:-24px;top:42%;animation-delay:-2s}.float.f3{left:6%;bottom:-26px;animation-delay:-4s}
.pill{display:inline-block;padding:3px 10px;border-radius:12px;font-size:12px;font-weight:700}
@keyframes bob{50%{transform:translateY(-10px)}}

/* Chiffres */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:90px auto 0}
.stat{padding:22px;border-radius:20px;background:#fff;box-shadow:0 1px 2px rgba(0,0,0,.04),0 10px 30px rgba(0,0,0,.04);text-align:left}
.stat strong{display:block;font-size:34px;letter-spacing:-.03em;background:linear-gradient(90deg,var(--ink),#4a4a55);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{color:var(--muted);font-size:14px}

/* Sections */
section{scroll-margin-top:70px}
.sec{padding:120px 0 0}
.sec-head{text-align:center;max-width:760px;margin:0 auto 54px}
.kicker{font-size:14px;font-weight:700;color:var(--blue);letter-spacing:.02em}
h2{font-size:clamp(32px,4.6vw,56px);line-height:1.08;letter-spacing:-.03em;margin:10px 0 14px}
.sec-head p{font-size:19px;color:var(--muted);margin:0}

/* Grille de points forts */
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.feat{position:relative;padding:28px;border-radius:24px;background:#fff;box-shadow:0 1px 2px rgba(0,0,0,.04),0 12px 32px rgba(0,0,0,.05);overflow:hidden;transition:transform .3s,box-shadow .3s}
.feat:hover{transform:translateY(-4px);box-shadow:0 20px 48px rgba(0,0,0,.09)}
.feat .ico{width:46px;height:46px;border-radius:13px;display:flex;align-items:center;justify-content:center;margin-bottom:18px;color:#fff;box-shadow:inset 0 -2px 0 rgba(0,0,0,.12)}
.feat .ico svg{width:23px;height:23px}
.feat h3{margin:0 0 8px;font-size:20px;letter-spacing:-.015em}
.feat p{margin:0;color:var(--muted);font-size:15px}
.feat.big{grid-column:span 2;display:grid;grid-template-columns:1fr 1.1fr;gap:24px;align-items:center;background:linear-gradient(135deg,#0b1a33,#0f2f63);color:#fff}
.feat.big p{color:#b6c6e6}
.feat.big .mini{border-radius:14px;overflow:hidden;box-shadow:0 20px 40px rgba(0,0,0,.35)}
.tagrow{display:flex;flex-wrap:wrap;gap:6px;margin-top:16px}
.tagrow span{padding:4px 10px;border-radius:12px;font-size:12px;font-weight:700;background:rgba(255,255,255,.1);color:#dfe8fb}

/* Visite guidée */
.tour{display:grid;grid-template-columns:320px 1fr;gap:28px;align-items:start}
.tabs{display:flex;flex-direction:column;gap:8px;position:sticky;top:90px}
.tab{text-align:left;padding:16px 18px;border-radius:18px;border:0;background:transparent;font:inherit;cursor:pointer;color:var(--ink2);transition:background .25s,box-shadow .25s}
.tab strong{display:block;font-size:17px;color:var(--ink)}
.tab span{font-size:14px;color:var(--muted);display:none}
.tab:hover{background:#fff}
.tab.on{background:#fff;box-shadow:0 10px 30px rgba(0,0,0,.07)}
.tab.on span{display:block;margin-top:4px}
.tab.on strong{color:var(--blue)}
.tab .prog{height:3px;border-radius:2px;background:#eef2f8;margin-top:12px;overflow:hidden;display:none}
.tab.on .prog{display:block}
.tab .prog i{display:block;height:100%;width:0;background:var(--blue)}
.tab.on .prog i{animation:prog 6s linear forwards}
@keyframes prog{to{width:100%}}
.stage{position:relative}
.stage img{transition:opacity .45s ease,transform .6s ease}
.stage img.swap{opacity:0;transform:scale(.985)}

/* Téléphone */
.mobile{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center;padding:70px;border-radius:32px;background:linear-gradient(135deg,#eef5ff,#fdf6ec);overflow:hidden}
.phone{justify-self:center;width:300px;padding:12px;border-radius:52px;background:#1d1d1f;box-shadow:0 40px 80px rgba(0,30,80,.3),inset 0 0 0 2px #3a3a3f;transform:rotate(-4deg)}
.phone img{border-radius:40px}
.checks{list-style:none;padding:0;margin:26px 0 0;display:grid;gap:12px}
.checks li{display:flex;gap:12px;align-items:flex-start;font-size:16px;color:var(--ink2)}
.checks li::before{content:"";flex-shrink:0;width:22px;height:22px;border-radius:11px;margin-top:1px;background:var(--blue) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5 9-10'/%3E%3C/svg%3E") center/13px no-repeat}

/* Intégrations */
.logos{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.logo{display:flex;flex-direction:column;align-items:center;gap:10px;padding:26px 14px;border-radius:22px;background:#fff;box-shadow:0 1px 2px rgba(0,0,0,.04),0 10px 30px rgba(0,0,0,.04);text-align:center}
.logo .ico{width:52px;height:52px;border-radius:15px;display:flex;align-items:center;justify-content:center;color:#fff}
.logo .ico svg{width:26px;height:26px}
.logo strong{font-size:16px}.logo span{font-size:13px;color:var(--muted)}

/* Sécurité */
.secure{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.secure .feat{background:#fff}
.note{margin:28px auto 0;max-width:860px;text-align:center;color:var(--muted);font-size:14px}
.note a{color:var(--blue)}

/* Appel final */
.final{margin:120px 0 0;padding:90px 30px;border-radius:36px;text-align:center;color:#fff;background:radial-gradient(60% 80% at 20% 0%,#2997ff 0,transparent 60%),radial-gradient(50% 70% at 90% 100%,#ff9f0a55 0,transparent 60%),#0a1f44;overflow:hidden}
.final h2{color:#fff}.final p{color:#c9d6f2;font-size:19px;margin:0 0 30px}
.final img{width:76px;height:76px;margin:0 auto 22px;border-radius:20px;box-shadow:0 20px 40px rgba(0,0,0,.35)}

footer{padding:50px 0 40px;color:var(--faint);font-size:13px}
footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:24px}
footer nav{display:flex;gap:20px}
footer a:hover{color:var(--blue)}

/* Apparition au défilement */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}.float,.eyebrow i{animation:none}.hero-shot .window{transform:none}}

@media (max-width:980px){
  .features,.secure{grid-template-columns:1fr 1fr}.feat.big{grid-column:span 2;grid-template-columns:1fr}
  .tour{grid-template-columns:1fr}.tabs{position:static;flex-direction:row;overflow-x:auto}.tab{flex-shrink:0}.tab span,.tab .prog{display:none!important}
  .mobile{grid-template-columns:1fr;padding:40px 24px}.logos{grid-template-columns:repeat(3,1fr)}.stats{grid-template-columns:1fr 1fr}
  .float.f1{left:4px}.float.f2{right:4px}
}
@media (max-width:640px){
  .nav-links a:not(.btn){display:none}
  .features,.secure,.logos{grid-template-columns:1fr}.feat.big{grid-column:auto}
  .float{display:none}.hero{padding-top:110px}.sec{padding-top:80px}.final{margin-top:80px;padding:60px 20px}
}