/* Karuma 5 · commun aux deux pistes : jetons, cartes SaaS, fenêtre « landing », méthode, appel final, pied. */
@font-face { font-family: 'Satoshi'; src: url('polices/satoshi-500.woff2') format('woff2'); font-weight: 500; font-display: swap; }
@font-face { font-family: 'Satoshi'; src: url('polices/satoshi-700.woff2') format('woff2'); font-weight: 700; font-display: swap; }
@font-face { font-family: 'Satoshi'; src: url('polices/satoshi-900.woff2') format('woff2'); font-weight: 900; font-display: swap; }
:root {
  --noir: #0A0909; --noir-2: #141213; --trait: rgba(255,255,255,.09);
  --blanc: #F6F2F1; --t2: #B4ABAA; --gris: #6F6766;
  --rouge: #DF2531;
  --courbe: cubic-bezier(.22, 1, .36, 1);
  color-scheme: dark;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; background: var(--noir); }
body { background: var(--noir); color: var(--blanc); font: 500 17px/1.55 'Satoshi', system-ui, sans-serif; -webkit-font-smoothing: antialiased; overflow-x: clip; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
.mono { font: 500 12px/1.35 'Geist Mono', ui-monospace, monospace; letter-spacing: .05em; text-transform: uppercase; }
.col { width: min(1240px, 100% - 32px); margin-inline: auto; }
.logo { font: 900 24px/1 'Satoshi'; letter-spacing: -.065em; }
.logo i { font-style: normal; color: var(--rouge); }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; height: 52px; padding: 0 26px; border-radius: 999px; font: 700 16px/1 'Satoshi'; letter-spacing: -.01em; transition: transform .16s var(--courbe), box-shadow .3s var(--courbe), background-color .3s; }
.btn:active { transform: scale(.97); }
.btn.blanc { background: var(--blanc); color: var(--noir); }
.btn.blanc:hover { box-shadow: 0 12px 40px -10px rgba(255,255,255,.55); }
.btn.rouge { background: var(--rouge); color: #fff; box-shadow: 0 10px 40px -10px rgba(223,37,49,.9); }
.btn.rouge:hover { box-shadow: 0 14px 56px -8px rgba(223,37,49,1); }
.btn.contour { box-shadow: inset 0 0 0 1.5px currentColor; }
.btn.contour:hover { background: rgba(255,255,255,.1); }

/* Une carte par SaaS, dans la couleur de son logo */
.carte { --c: #888; --c2: #444; position: relative; display: flex; flex-direction: column; justify-content: space-between; aspect-ratio: 3 / 4; padding: 18px; border-radius: 22px; overflow: hidden; color: #fff; text-align: left; isolation: isolate;
  background: radial-gradient(120% 80% at 50% 0%, color-mix(in oklab, var(--c) 92%, white) 0%, var(--c) 42%, var(--c2) 100%);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.35), inset 0 0 0 1px rgba(255,255,255,.12), 0 30px 70px -30px color-mix(in oklab, var(--c) 80%, transparent);
  transition: transform .6s var(--courbe), box-shadow .6s var(--courbe); }
.carte::before { content: ''; position: absolute; z-index: -1; inset: 0; background: linear-gradient(115deg, transparent 35%, rgba(255,255,255,.28) 48%, transparent 60%); transform: translateX(-110%); transition: transform 1s var(--courbe); }
.carte:hover::before { transform: translateX(110%); }
.carte .haut { display: flex; justify-content: space-between; align-items: center; }
.carte .haut .mono { font-size: 10.5px; opacity: .85; }
.carte .icone { width: 58%; aspect-ratio: 1; margin: 0 auto; border-radius: 23%; overflow: hidden; box-shadow: 0 20px 40px -14px rgba(0,0,0,.55); transition: transform .6s var(--courbe); }
.carte .icone img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.04); }
.carte:hover .icone { transform: translateY(-4px) scale(1.04); }
.carte h3 { font: 900 26px/1 'Satoshi'; letter-spacing: -.05em; }
.carte p { font-size: 14px; line-height: 1.35; opacity: .88; margin-top: 6px; }
.carte .bas .mono { display: inline-flex; align-items: center; gap: 7px; margin-top: 12px; font-size: 10.5px; }
.carte .bas .mono i { width: 6px; height: 6px; border-radius: 50%; background: #fff; }
.carte.vide { cursor: default; }
.carte.vide .icone { filter: saturate(.85); }

/* La fenêtre « landing du SaaS » qui s'ouvre au clic */
.sas { position: fixed; z-index: 200; inset: 0; display: grid; place-items: center; padding: 24px; background: rgba(5,4,4,.72); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); opacity: 0; pointer-events: none; transition: opacity .35s var(--courbe); }
.sas.ouvert { opacity: 1; pointer-events: auto; }
.sas .fenetre { --c: var(--rouge); width: min(1080px, 100%); max-height: calc(100svh - 48px); display: flex; flex-direction: column; border-radius: 16px; overflow: hidden; background: #111; box-shadow: 0 0 0 1px rgba(255,255,255,.1), 0 60px 160px -40px color-mix(in oklab, var(--c) 70%, black); transform: translateY(24px) scale(.97); transition: transform .5s var(--courbe); }
.sas.ouvert .fenetre { transform: none; }
.sas .chrome { display: flex; align-items: center; gap: 14px; height: 44px; padding: 0 14px; background: #1A1819; border-bottom: 1px solid var(--trait); }
.sas .chrome .feux { display: flex; gap: 7px; }
.sas .chrome .feux i { width: 11px; height: 11px; border-radius: 50%; background: #3A3637; }
.sas .chrome .adresse { flex: 1; display: flex; align-items: center; justify-content: center; gap: 8px; height: 28px; border-radius: 8px; background: #0F0E0E; color: var(--t2); font: 500 13px 'Geist Mono', monospace; }
.sas .chrome .adresse img { width: 16px; height: 16px; border-radius: 4px; }
.sas .chrome button { width: 30px; height: 30px; border-radius: 8px; display: grid; place-items: center; color: var(--t2); font-size: 20px; }
.sas .chrome button:hover { background: rgba(255,255,255,.08); color: #fff; }
.sas .vue { overflow: auto; background: #0B0B0B; }
.sas .vue img { width: 100%; }
.sas .note { padding: 10px 16px; color: var(--gris); font-size: 12px; border-top: 1px solid var(--trait); }

/* Pied (la méthode et l'appel final sont propres à chaque piste) */
footer { border-top: 1px solid var(--trait); }
footer .col { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 26px 0 34px; color: var(--gris); font-size: 14px; }
footer nav { display: flex; gap: 22px; }
footer nav a:hover { color: var(--blanc); }

.rv { opacity: 0; transform: translateY(18px); transition: opacity .9s var(--courbe), transform .9s var(--courbe); }
.rv.vu { opacity: 1; transform: none; }
.retour { position: fixed; z-index: 150; right: 16px; bottom: 16px; padding: 9px 14px; border-radius: 999px; background: rgba(0,0,0,.6); color: #fff; font: 700 13px 'Satoshi'; backdrop-filter: blur(10px); box-shadow: inset 0 0 0 1px rgba(255,255,255,.16); }

@media (max-width: 760px) {
  footer .col { flex-direction: column; align-items: flex-start; }
  .sas { padding: 12px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; }
  .rv { opacity: 1; transform: none; }
}