/* landing.css — direction visuelle validée par Sylvain (d'après site.html / saas.html).
 * Couche « page d'atterrissage » réutilisable, posée par-dessus kit.css :
 * fond glow + grille, nav verre flottante, typo massive + mot en dégradé,
 * eyebrow + section, cartes works colorées, panneaux focal en réfraction, footer.
 * Lier dans cet ordre : liquid-glass.css → kit.css → landing.css
 */
body{min-height:100vh;background:#08090e}
body::before{content:"";position:fixed;inset:0;z-index:-2;background:
  radial-gradient(60vw 50vw at 84% 4%,rgba(94,92,230,.18),transparent 60%),
  radial-gradient(54vw 46vw at 6% 94%,rgba(10,132,255,.16),transparent 60%)}
body::after{content:"";position:fixed;inset:0;z-index:-1;opacity:.4;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:64px 64px}

/* Nav flottante */
.topnav{position:fixed;top:16px;left:50%;transform:translateX(-50%);width:min(1080px,calc(100% - 32px));z-index:70;
  padding:11px 12px 11px 20px;display:flex;align-items:center;gap:16px;transition:background .25s,box-shadow .25s}
.topnav.shrunk{background:rgba(12,14,20,.64)}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;letter-spacing:-.02em}
.brand .mk{width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,var(--accent),var(--violet));display:grid;place-items:center;color:#fff}
.navlinks{display:flex;gap:4px;margin-left:auto}
.navlinks a{color:var(--muted);text-decoration:none;font-size:13.5px;font-weight:560;padding:7px 12px;border-radius:9px;cursor:pointer;transition:.2s}
.navlinks a:hover{color:#fff;background:rgba(255,255,255,.08)}

/* Typo signature */
.display{font-weight:800;letter-spacing:-.04em;line-height:.98}
.grad{background:linear-gradient(120deg,#7db4ff,#b9b6ff);-webkit-background-clip:text;background-clip:text;color:transparent;font-style:normal}
.eyebrow{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:#7db4ff}

/* Rythme de sections */
.hero{max-width:1000px;margin:0 auto;padding:172px 22px 40px;position:relative}
.section{max-width:1080px;margin:0 auto;padding:90px 22px}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:38px}
.section-head h2{font-size:clamp(26px,4vw,38px);font-weight:780;letter-spacing:-.02em}
.section-head .cap{max-width:300px}
.center-head{text-align:center;max-width:600px;margin:0 auto 44px}
.center-head h2{font-size:clamp(28px,4vw,40px);font-weight:780;letter-spacing:-.02em;margin-top:10px}
.center-head .lead{color:var(--muted);margin-top:14px;line-height:1.6}

/* Déco : lentilles rondes flottantes */
.deco{position:absolute;pointer-events:none}

/* Cartes « works / cas d'usage » colorées (signature site.html) */
.work{position:relative;border-radius:20px;overflow:hidden;min-height:300px;display:flex;flex-direction:column;justify-content:flex-end;
  padding:24px;text-decoration:none;color:#fff;border:1px solid var(--line)}
.work::before{content:"";position:absolute;inset:0;z-index:0}
.work.one::before{background:linear-gradient(160deg,#0a84ff,#5e5ce6)}
.work.two::before{background:linear-gradient(160deg,#ff7a18,#ff3d77)}
.work.three::before{background:linear-gradient(160deg,#30d158,#0a84ff)}
.work.four::before{background:linear-gradient(160deg,#5e5ce6,#ff3d77)}
.work::after{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(180deg,transparent 35%,rgba(0,0,0,.5))}
.work>*{position:relative;z-index:2}
.work .meta{display:flex;justify-content:space-between;align-items:center}
.work h3{font-size:22px;font-weight:740;margin-top:6px}
.work .go{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.3);transition:transform .25s,background .25s}
.work:hover .go{background:rgba(255,255,255,.28);transform:translateX(3px)}
.work.tall{min-height:auto;grid-row:span 2}

/* Énoncé verre-dans-verre */
.statement{max-width:780px;margin:0 auto;text-align:center;padding:36px}
.statement .inner2{padding:32px}
.statement p{font-size:clamp(21px,3.2vw,32px);font-weight:600;line-height:1.4;letter-spacing:-.02em}
.statement .by{color:var(--muted);font-size:14px;margin-top:18px}

/* Bloc contact / CTA en réfraction */
.contact{text-align:center;padding:46px 30px}
.contact h2{font-size:clamp(30px,5vw,52px);font-weight:800;letter-spacing:-.03em}

/* Footer */
.foot{max-width:1080px;margin:0 auto;padding:30px 22px 60px;display:flex;justify-content:space-between;align-items:center;
  border-top:1px solid var(--line);color:var(--muted);font-size:12.5px}
.socials{display:flex;gap:10px}

/* Cadre téléphone (pour la maquette d'appli) */
.phone{width:300px;flex:none;border-radius:42px;padding:11px;background:linear-gradient(160deg,#1a1d27,#0c0e15);
  box-shadow:0 40px 90px rgba(0,0,0,.6),inset 0 0 0 1px rgba(255,255,255,.08)}
.phone .screen{position:relative;border-radius:32px;overflow:hidden;height:600px;background:#0a0c12}
.phone .screen::before{content:"";position:absolute;inset:0;z-index:0;background:
  radial-gradient(50% 30% at 70% 0,rgba(94,92,230,.4),transparent 70%),
  radial-gradient(60% 35% at 10% 100%,rgba(10,132,255,.35),transparent 70%)}
.phone .notch{position:absolute;top:8px;left:50%;transform:translateX(-50%);width:104px;height:24px;border-radius:999px;background:#05060a;z-index:5}
.phone .app{position:relative;z-index:2;height:100%;overflow:auto;padding:42px 16px 78px}
.phone .tabbar{position:absolute;left:12px;right:12px;bottom:12px;z-index:6}

@media (max-width:740px){.navlinks{display:none}.section-head{flex-direction:column;align-items:flex-start}.foot{flex-direction:column;gap:12px}}