/* eBookUp — V5 (base V2) — CSS ultra léger, sans dépendance */
:root{
  --bg0:#fff7f8;
  --bg1:#fff;
  --ink:#17171a;
  --muted:#585a63;
  --line:rgba(18,18,22,.10);
  --shadow: 0 12px 30px rgba(20,20,30,.10);
  --shadow2: 0 10px 24px rgba(20,20,30,.08);
  --r0:#F25566;
  --r1:#D72A3A;
  --r2:#8F1220;
  --grad: linear-gradient(135deg,var(--r0),var(--r1) 55%,var(--r2));
  --gradSoft: linear-gradient(135deg, #fff2f4, #ffe3e8);
  --radius: 18px;
  --radius2: 26px;
  --max: 1140px;
  --headerH: 74px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--ink);
  background: radial-gradient(1200px 800px at 15% -10%, #ffe6ea 0%, rgba(255,230,234,0) 60%),
              radial-gradient(900px 600px at 100% 0%, #ffeef0 0%, rgba(255,238,240,0) 62%),
              var(--bg0);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}

a{color:inherit; text-decoration:none}
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible{
  outline: 3px solid rgba(242,85,102,.40);
  outline-offset: 2px;
  border-radius: 10px;
}

.wrap{max-width:var(--max); margin:0 auto; padding:0 20px}

.header{
  position:sticky; top:0; z-index:1000;
  height:var(--headerH);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: rgba(255,255,255,.78);
  border-bottom:1px solid var(--line);
}
.header .row{
  display:grid;
  grid-template-columns: 1fr auto 1fr;
  align-items:center;
  height:var(--headerH);
  gap:18px;
}
.brand{
  display:flex; align-items:center; gap:12px;
  min-width: 220px;
}
.brand img{height:34px; width:auto; display:block}
.nav{
  display:flex; gap:18px; align-items:center; justify-content:center;
  font-weight:650; color:rgba(23,23,26,.82);
}
.nav a{
  padding:10px 10px;
  border-radius: 12px;
}
.nav a:hover{background: rgba(215,42,58,.06)}
.nav a[aria-current="page"]{
  background: rgba(215,42,58,.08);
  color: rgba(23,23,26,.92);
}

.cta{
  display:flex; justify-content:flex-end; align-items:center; gap:10px;
}
.btn{
  appearance:none; border:1px solid var(--line); background: rgba(255,255,255,.85);
  padding:10px 14px; border-radius: 999px;
  font-weight:750; cursor:pointer;
  box-shadow: 0 10px 20px rgba(20,20,30,.06);
}
.btn:hover{transform: translateY(-1px)}
.btn:active{transform: translateY(0px)}
.btn-primary{
  border:0; background: var(--grad); color:white;
}
.btn-ghost{
  background: rgba(255,255,255,.65);
}

.burger{
  display:none;
  width:44px; height:44px; border-radius: 14px;
  border:1px solid var(--line); background: rgba(255,255,255,.86);
  cursor:pointer;
  align-items:center; justify-content:center;
}
.burger span{
  display:block; width:18px; height:2px; background: rgba(23,23,26,.80);
  position:relative;
}
.burger span::before,.burger span::after{
  content:""; position:absolute; left:0; width:18px; height:2px;
  background: rgba(23,23,26,.80);
}
.burger span::before{top:-6px}
.burger span::after{top:6px}

.mobileMenu{
  position:absolute;
  left:20px; right:20px;
  top: calc(var(--headerH) - 6px);
  background: rgba(255,255,255,.92);
  border:1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow2);
  padding:12px;
  display:none;
}
.mobileMenu a{
  display:block;
  padding:12px 12px;
  border-radius: 14px;
  font-weight:720;
}
.mobileMenu a:hover{background: rgba(215,42,58,.06)}
.mobileMenu .sep{height:1px; background: var(--line); margin:8px 0}
.mobileMenu .mini{display:flex; gap:10px; padding:6px 4px}

.hero{
  padding: 40px 0 24px;
}
.heroGrid{
  display:grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 26px;
  align-items:stretch;
}
.kicker{
  display:inline-flex; align-items:center; gap:10px;
  padding:8px 12px;
  border-radius: 999px;
  border:1px solid rgba(215,42,58,.16);
  background: rgba(255,255,255,.70);
  font-weight:720;
  color: rgba(23,23,26,.78);
}
.dot{
  width:10px; height:10px; border-radius:999px; background: var(--grad);
}
h1{
  margin: 14px 0 10px;
  font-size: clamp(34px, 3.7vw, 50px);
  line-height:1.08;
  letter-spacing: -0.02em;
}
.lead{
  font-size: 18px;
  color: rgba(23,23,26,.78);
  max-width: 56ch;
}
.heroActions{display:flex; gap:10px; flex-wrap:wrap; margin-top:18px}

.panel{
  border-radius: var(--radius2);
  border:1px solid var(--line);
  background: rgba(255,255,255,.82);
  box-shadow: var(--shadow);
  overflow:hidden;
}
.panel .p{
  padding: 18px;
}
.badges{
  display:flex; flex-wrap:wrap; gap:8px; margin-top:12px;
}
.badge{
  display:inline-flex; align-items:center; gap:8px;
  padding:8px 10px;
  border-radius: 999px;
  background: rgba(215,42,58,.06);
  border: 1px solid rgba(215,42,58,.12);
  font-weight:700;
  color: rgba(23,23,26,.78);
  font-size: 13px;
}
.badge svg{width:16px; height:16px}

.grid3{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.grid2{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.card{
  border-radius: var(--radius);
  border:1px solid var(--line);
  background: rgba(255,255,255,.80);
  box-shadow: 0 14px 34px rgba(20,20,30,.08);
  padding: 16px;
}
.card h3{
  margin:0 0 8px;
  font-size: 18px;
  letter-spacing: -0.01em;
  text-align:center;
}
.card p{margin:0; color: rgba(23,23,26,.74)}
.card a.inline{
  display:inline-flex; gap:8px; align-items:center;
  margin-top:12px;
  font-weight:800;
  color: rgba(215,42,58,.95);
}

.section{padding: 18px 0 24px}
.section h2{
  margin:0 0 12px;
  font-size: 26px;
  letter-spacing: -0.01em;
}
.section .sub{
  margin:0 0 16px;
  color: rgba(23,23,26,.74);
  max-width: 70ch;
}
.media{
  border-radius: var(--radius2);
  border:1px solid var(--line);
  overflow:hidden;
  background: #fff;
}
.media img{display:block; width:100%; height:auto}

.split{
  display:grid; grid-template-columns: 1fr 1fr; gap: 18px; align-items:start;
}

.footer{
  padding: 22px 0 110px;
  border-top: 1px solid var(--line);
  background: rgba(255,255,255,.55);
}
.footer .cols{
  display:grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 18px;
}
.footer h4{margin:0 0 10px; font-size: 14px; letter-spacing:.02em; text-transform:uppercase; color:rgba(23,23,26,.70)}
.footer a{display:inline-block; padding:6px 0; color:rgba(23,23,26,.72)}
.footer a:hover{color:rgba(215,42,58,.95)}
.small{font-size: 13px; color: rgba(23,23,26,.68)}
.note{font-size: 12.5px; color: rgba(23,23,26,.66)}
.note em{font-style:italic}

.dock{
  position:fixed;
  left:50%;
  transform: translateX(-50%);
  bottom: 14px;
  z-index: 900;
  width: min(560px, calc(100% - 26px));
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow2);
  display:flex; gap:8px;
  padding:8px;
}
.dock .dBtn{
  flex:1;
  display:flex; align-items:center; justify-content:center; gap:10px;
  padding: 12px 10px;
  border-radius: 999px;
  border: 0;
  background: rgba(23,23,26,.04);
  font-weight: 820;
  cursor:pointer;
}
.dock .dBtn svg{width:18px; height:18px}
.dock .dBtn.primary{background: var(--grad); color:#fff}

.cookieBar{
  position:fixed;
  left: 50%;
  transform: translateX(-50%);
  bottom: 86px;
  z-index: 910;
  width: min(880px, calc(100% - 26px));
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow2);
  padding: 12px 12px;
  display:none;
}
.cookieBar .row{
  display:flex; gap:12px; align-items:center; justify-content:space-between;
}
.cookieBar p{margin:0; color: rgba(23,23,26,.74); font-size: 13.5px}
.cookieBar .actions{display:flex; gap:8px; flex-wrap:wrap}

.modal{
  position:fixed; inset:0; z-index: 1200;
  display:none;
}
.modal[aria-hidden="false"]{display:block}
.modal .backdrop{
  position:absolute; inset:0;
  background: rgba(18,18,22,.46);
}
.modal .dialog{
  position:relative;
  width: min(900px, calc(100% - 26px));
  margin: calc(env(safe-area-inset-top, 0px) + 18px) auto;
  border-radius: 22px;
  background: rgba(255,255,255,.96);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  overflow:hidden;
}
.modal .top{
  display:flex; justify-content:space-between; align-items:center;
  padding: 14px 14px;
  border-bottom: 1px solid var(--line);
}
.modal .top strong{font-weight:900}
.modal .close{
  width:44px; height:44px; border-radius: 14px;
  border:1px solid var(--line); background: rgba(255,255,255,.85);
  cursor:pointer;
}
.modal .body{padding: 14px}
.formBox{
  border:1px dashed rgba(215,42,58,.28);
  border-radius: 18px;
  padding: 14px;
  background: rgba(255,242,244,.55);
}
.formHint{
  margin:0 0 10px;
  color: rgba(23,23,26,.72);
  font-size: 13.5px;
}
.formActions{display:flex; gap:10px; flex-wrap:wrap; margin-top: 10px}

.content-guard{
  content-visibility:auto;
  contain-intrinsic-size: 600px;
}

@media (max-width: 980px){
  .heroGrid{grid-template-columns: 1fr}
  .grid3{grid-template-columns: 1fr}
  .grid2{grid-template-columns: 1fr}
  .split{grid-template-columns: 1fr}
  .footer .cols{grid-template-columns: 1fr}
  .brand{min-width: 0}
}

@media (max-width: 860px){
  .nav{display:none}
  .cta .btn{display:none}
  .burger{display:flex; justify-self:end}
  .header .row{grid-template-columns: 1fr auto}
}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  .btn:hover{transform:none}
}