/* ==========================================================================
   SANKI TECHNOLOGIES, site vitrine
   Palette : obsidienne #0B1220, nuit #14213A, or #C9A24C, papier #F8F7F4
   ========================================================================== */

:root{
  --obsidian:#0B1220;
  --night:#14213A;
  --night-2:#1B2A4A;
  --gold:#C9A24C;
  --gold-lt:#E7C476;
  --gold-pale:#F7E6B4;
  --paper:#F8F7F4;
  --white:#FFFFFF;
  --ink:#101828;
  --slate:#5C6579;
  --slate-lt:#9AA3B5;
  --line:#E4E7EC;
  --line-dark:rgba(201,162,76,.20);

  --shell:1180px;
  --r:16px;

  --f-disp:'Archivo','Segoe UI',Helvetica,Arial,sans-serif;
  --f-text:'Inter Tight','Segoe UI',Helvetica,Arial,sans-serif;
  --f-mono:'IBM Plex Mono',ui-monospace,Consolas,monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--f-text);font-size:17px;line-height:1.68;
  font-weight:400;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3,h4{font-family:var(--f-disp);font-weight:700;letter-spacing:-.022em;line-height:1.08;margin:0}
p{margin:0 0 1.05em}
ul,ol{margin:0;padding:0;list-style:none}

.shell{max-width:var(--shell);margin:0 auto;padding:0 26px;position:relative;z-index:2}

.skip{position:absolute;left:-9999px;top:0;background:var(--gold);color:#0B1220;padding:12px 18px;z-index:99;font-weight:600}
.skip:focus{left:12px;top:12px}

/* ---------- En-tête ---------- */
header.site{
  position:sticky;top:0;z-index:50;
  background:rgba(11,18,32,.86);
  backdrop-filter:saturate(150%) blur(14px);
  -webkit-backdrop-filter:saturate(150%) blur(14px);
  border-bottom:1px solid var(--line-dark);
}
.hd{display:flex;align-items:center;justify-content:space-between;gap:20px;height:74px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:#fff}
.mono{width:30px;height:30px;flex:none}
.brandtext{display:flex;flex-direction:column;line-height:1}
.brandtext b{font-family:var(--f-disp);font-weight:700;font-size:16.5px;letter-spacing:.19em}
.brandtext i{font-style:normal;font-family:var(--f-mono);font-size:8.6px;letter-spacing:.30em;color:var(--gold-lt);margin-top:4px}

.nav{display:flex;align-items:center;gap:28px}
.nav a{color:var(--slate-lt);text-decoration:none;font-size:14.5px;font-weight:450;transition:color .2s}
.nav a:hover{color:var(--gold-lt)}
.nav a.btn{color:var(--obsidian)}

.burger{display:none;background:none;border:0;padding:10px;cursor:pointer}
.burger span{display:block;width:23px;height:2px;background:var(--gold-lt);margin:5px 0;transition:transform .28s,opacity .28s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Boutons ---------- */
.btn{
  display:inline-block;padding:15px 30px;border-radius:999px;text-decoration:none;
  background:linear-gradient(135deg,var(--gold-pale),var(--gold) 62%,#A9782A);
  color:#0B1220;font-weight:650;font-size:15px;letter-spacing:.015em;
  border:1px solid rgba(255,255,255,.22);
  transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s;
  box-shadow:0 8px 24px rgba(201,162,76,.22);
}
.btn:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(201,162,76,.32)}
.btn.small{padding:10px 20px;font-size:13.5px;box-shadow:none}
.btn.ghost{
  background:transparent;color:var(--gold-lt);border:1px solid rgba(201,162,76,.45);box-shadow:none;
}
.btn.ghost:hover{background:rgba(201,162,76,.10);box-shadow:none}
.light .btn.ghost,.paper .btn.ghost{color:#8A6A1E;border-color:rgba(201,162,76,.6)}

/* ---------- Héros ---------- */
.hero{
  position:relative;overflow:hidden;
  background:var(--obsidian);color:#fff;
  padding:92px 0 0;
}
.glow{
  position:absolute;inset:auto;left:50%;top:-160px;width:1100px;height:640px;
  transform:translateX(-50%);pointer-events:none;
  background:radial-gradient(ellipse at center,rgba(201,162,76,.22),rgba(201,162,76,.06) 42%,transparent 70%);
  filter:blur(6px);
}
.glow.soft{opacity:.5;top:-220px}
.glow.soft.right{left:auto;right:-180px;transform:none}
.grid-lines{
  position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:
    linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:70px 70px;
  mask-image:radial-gradient(ellipse 80% 60% at 50% 30%,#000 30%,transparent 78%);
  -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 30%,#000 30%,transparent 78%);
}

.eyebrow{
  font-family:var(--f-mono);font-size:11.5px;letter-spacing:.26em;text-transform:uppercase;
  color:var(--gold-lt);margin:0 0 26px;display:flex;align-items:center;gap:12px;
}
.dot{width:4px;height:4px;border-radius:50%;background:var(--gold);display:inline-block}

.hero h1{
  font-size:clamp(37px,5.6vw,70px);font-weight:800;letter-spacing:-.032em;
  margin:0 0 28px;max-width:21ch;
}
.hero .lead{
  font-size:clamp(17px,1.9vw,20.5px);color:#B9C1D0;max-width:60ch;font-weight:300;
  line-height:1.66;margin-bottom:34px;
}
.lead.narrow{max-width:56ch}

.cta-row{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:64px}

/* mot qui tourne */
.rot{
  display:inline-block;overflow:hidden;vertical-align:bottom;
  position:relative;white-space:nowrap;
  transition:width .24s cubic-bezier(.2,.7,.3,1);
}
.rot-in{
  display:inline-block;color:var(--gold-lt);
  transition:transform .26s cubic-bezier(.2,.7,.3,1),opacity .2s;
}
@supports ((-webkit-background-clip:text) or (background-clip:text)){
  .rot-in{
    background:linear-gradient(135deg,var(--gold-pale),var(--gold-lt) 42%,#C08F33);
    -webkit-background-clip:text;background-clip:text;
    -webkit-text-fill-color:transparent;
  }
}
.rot-in.out{transform:translateY(-100%);opacity:0}
.rot-in.in{transform:translateY(100%);opacity:0;transition:none}

/* chiffres */
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  border-top:1px solid var(--line-dark);padding:34px 0 74px;
}
.stats li b{
  display:block;font-family:var(--f-disp);font-size:clamp(30px,4vw,46px);font-weight:750;
  letter-spacing:-.03em;color:var(--gold-lt);line-height:1;
}
.stats li b i{font-style:normal;font-size:.55em;margin-left:2px}
.stats li span{display:block;margin-top:10px;font-size:13.5px;color:var(--slate-lt);line-height:1.45}

/* bandeau défilant */
.marquee{
  border-top:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark);
  overflow:hidden;padding:17px 0;position:relative;z-index:2;
  background:rgba(255,255,255,.015);
}
.marquee .track{display:flex;gap:52px;width:max-content;animation:slide 48s linear infinite}
.marquee span{
  font-family:var(--f-mono);font-size:12px;letter-spacing:.22em;color:rgba(201,162,76,.62);
  white-space:nowrap;
}
@keyframes slide{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ---------- Bandes ---------- */
.band{padding:110px 0;position:relative;overflow:hidden}
.band.light{background:var(--white)}
.band.paper{background:var(--paper)}
.band.dark{background:var(--obsidian);color:#fff}
.band.dark h2,.band.dark h3{color:#fff}
.band.dark p{color:#B9C1D0}

.kicker{
  font-family:var(--f-mono);font-size:11.5px;letter-spacing:.26em;text-transform:uppercase;
  color:var(--slate);margin:0 0 20px;
}
.kicker.gold{color:var(--gold-lt)}
.band h2{font-size:clamp(28px,4vw,45px);font-weight:750;margin:0 0 28px;letter-spacing:-.028em}

.two{display:grid;grid-template-columns:1fr 1.55fr;gap:72px;align-items:start}
.col-side .kicker{margin-bottom:16px}

.big{font-size:clamp(19px,2.2vw,23px);line-height:1.62;font-weight:350;color:var(--ink)}
p.small{font-size:14.5px;color:var(--slate)}
.band.dark p.small{color:var(--slate-lt)}

blockquote{margin-bottom:26px;
  margin:34px 0 24px;padding:0 0 0 24px;border-left:2px solid var(--gold);
  font-family:var(--f-disp);font-size:clamp(20px,2.4vw,27px);font-weight:600;
  letter-spacing:-.02em;line-height:1.34;color:var(--ink);
}
blockquote.gold{color:var(--gold-lt)}

/* ---------- Chronologie ---------- */
.timeline{margin-top:56px;position:relative;padding-left:0}
.timeline::before{
  content:"";position:absolute;left:11px;top:8px;bottom:8px;width:1px;
  background:linear-gradient(180deg,transparent,var(--gold) 8%,var(--gold) 92%,transparent);
  opacity:.45;
}
.timeline li{position:relative;padding:0 0 46px 56px}
.timeline li::before{
  content:"";position:absolute;left:5px;top:9px;width:13px;height:13px;
  background:var(--gold);transform:rotate(45deg);
  box-shadow:0 0 0 5px var(--paper);
}
.tl-year{
  display:block;font-family:var(--f-mono);font-size:11.5px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--gold);margin-bottom:9px;
}
.timeline h3{font-size:clamp(20px,2.4vw,26px);margin:0 0 12px;font-weight:700}
.timeline p{color:var(--slate);max-width:66ch;margin:0}

/* ---------- Cartes plateformes ---------- */
.cards{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(452px,1fr));
  gap:20px;margin-top:52px;
}
.card{
  background:linear-gradient(160deg,rgba(255,255,255,.055),rgba(255,255,255,.018));
  border:1px solid rgba(201,162,76,.17);border-radius:var(--r);
  padding:22px;position:relative;overflow:hidden;
  display:flex;gap:22px;align-items:flex-start;
  transition:transform .3s cubic-bezier(.2,.7,.3,1),border-color .3s,background .3s;
}
.shot{
  flex:none;width:142px;height:266px;border-radius:12px;overflow:hidden;
  background:#060A12;border:1px solid rgba(201,162,76,.24);
  box-shadow:0 14px 30px rgba(0,0,0,.5);position:relative;z-index:1;
}
.shot img{width:100%;height:100%;object-fit:cover;object-position:top center}
.shot.ph{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  background:linear-gradient(160deg,#111C31,#070C18);
}
.shot.ph svg{width:44px;height:44px}
.shot.ph span{
  font-family:var(--f-mono);font-size:9.5px;letter-spacing:.18em;text-transform:uppercase;
  color:rgba(201,162,76,.72);
}
.cbody{min-width:0;flex:1}
.card::after{
  content:"";position:absolute;top:0;left:-60%;width:45%;height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.09),transparent);
  transform:skewX(-16deg);transition:left .75s ease;
}
.card:hover{transform:translateY(-5px);border-color:rgba(201,162,76,.42)}
.card:hover::after{left:120%}
.card .tag{
  display:inline-block;font-family:var(--f-mono);font-size:10.5px;letter-spacing:.19em;
  text-transform:uppercase;color:var(--gold-lt);border:1px solid rgba(201,162,76,.35);
  border-radius:999px;padding:4px 11px;margin-bottom:17px;
}
.card h3{font-size:20.5px;margin:0 0 11px;letter-spacing:-.012em}
.card p{font-size:14.8px;line-height:1.62;margin:0;color:#AAB3C4}
.card.callout{
  background:linear-gradient(150deg,rgba(201,162,76,.14),rgba(201,162,76,.03));
  border-color:rgba(201,162,76,.42);align-items:center;padding:30px 28px;
}
.card.callout h3{color:var(--gold-lt);font-size:23px;margin-bottom:13px}
.card.callout .btn{margin-top:18px}

/* ---------- Méthode ---------- */
.feats{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:2px;margin-top:54px;background:var(--line)}
.feat{background:var(--white);padding:40px 34px 38px;position:relative}
.feat .num{
  font-family:var(--f-mono);font-size:12px;letter-spacing:.18em;color:var(--gold);
  display:block;margin-bottom:18px;
}
.feat h3{font-size:19.5px;margin:0 0 12px;line-height:1.28}
.feat p{font-size:15.2px;color:var(--slate);margin:0;line-height:1.66}

/* ---------- Fondateur ---------- */
.founder .col-side{
  border:1px solid var(--line-dark);border-radius:var(--r);padding:38px 32px;
  background:linear-gradient(160deg,rgba(255,255,255,.05),rgba(255,255,255,.012));
  position:sticky;top:104px;
}
.portrait{width:72px;height:72px;margin-bottom:24px}
.fname{font-family:var(--f-disp);font-size:21px;font-weight:700;color:#fff;margin:0 0 5px;letter-spacing:-.015em}
.frole{font-family:var(--f-mono);font-size:11.5px;letter-spacing:.19em;text-transform:uppercase;color:var(--gold-lt);margin:0 0 24px}
.ftags{border-top:1px solid var(--line-dark);padding-top:20px}
.ftags li{
  font-size:14px;color:#AAB3C4;padding:7px 0 7px 18px;position:relative;
}
.ftags li::before{
  content:"";position:absolute;left:0;top:15px;width:6px;height:6px;
  background:var(--gold);transform:rotate(45deg);
}

/* ---------- Contact ---------- */
.contact{display:grid;grid-template-columns:1.35fr 1fr;gap:64px;align-items:start}
.contact .lead{font-size:18px;color:var(--slate);max-width:52ch;margin-bottom:30px}
.coord{border:1px solid var(--line);border-radius:var(--r);padding:32px 30px;background:var(--white)}
.coord dl{margin:0}
.coord dt{
  font-family:var(--f-mono);font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--slate);margin-top:20px;
}
.coord dt:first-child{margin-top:0}
.coord dd{margin:6px 0 0;font-size:15.5px;font-weight:500;color:var(--ink)}
.coord dd a{color:var(--ink);text-decoration:none;border-bottom:1px solid var(--gold)}
.coord dd a:hover{color:#8A6A1E}

/* ---------- Pied de page ---------- */
.site-foot{background:var(--obsidian);color:var(--slate-lt);padding:64px 0 40px;border-top:1px solid var(--line-dark)}
.foot-top{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;padding-bottom:34px;border-bottom:1px solid var(--line-dark)}
.baseline{font-family:var(--f-disp);font-size:16px;font-weight:600;letter-spacing:.06em;color:var(--gold-lt);margin:0}
.foot-cols{display:grid;grid-template-columns:2fr 1fr 1fr;gap:44px;padding:38px 0 30px}
.foot-cols h4{font-family:var(--f-mono);font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--gold-lt);margin:0 0 14px;font-weight:500}
.foot-cols p{font-size:14.2px;line-height:1.85;margin:0;color:#8B94A6}
.foot-cols a{color:#8B94A6;text-decoration:none}
.foot-cols a:hover{color:var(--gold-lt)}
.legal{font-size:12.6px;color:#6B7385;border-top:1px solid var(--line-dark);padding-top:26px;margin:0;line-height:1.72}

/* ---------- Page mentions légales ---------- */
.doc{padding:64px 0 96px;max-width:760px}
.doc h1{font-size:clamp(30px,4vw,42px);margin-bottom:14px}
.doc h2{font-size:21px;margin:44px 0 14px;letter-spacing:-.015em}
.doc p,.doc li{color:var(--slate);font-size:16px}
.doc ul{list-style:none;padding:0}
.doc ul li{padding-left:18px;position:relative;margin-bottom:8px}
.doc ul li::before{content:"";position:absolute;left:0;top:11px;width:5px;height:5px;background:var(--gold);transform:rotate(45deg)}
.doc .back{font-family:var(--f-mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--slate);text-decoration:none}
.doc .back:hover{color:var(--gold)}

/* ---------- Apparition ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.3,1)}
.reveal.on{opacity:1;transform:none}

/* ---------- Adaptatif ---------- */
@media (max-width:960px){
  .two,.contact{grid-template-columns:1fr;gap:40px}
  .founder .col-side{position:static}
  .foot-cols{grid-template-columns:1fr 1fr;gap:32px}
  .stats{grid-template-columns:repeat(2,1fr);gap:28px 20px}
}
@media (max-width:760px){
  body{font-size:16px}
  .band{padding:76px 0}
  .hero{padding-top:64px}
  .hero h1{max-width:none;font-size:clamp(31px,8.6vw,44px)}
  .eyebrow{font-size:10.5px;letter-spacing:.17em;flex-wrap:wrap;gap:9px}
  .burger{display:block}
  .nav{
    position:absolute;top:74px;left:0;right:0;flex-direction:column;align-items:flex-start;
    gap:0;background:var(--obsidian);border-bottom:1px solid var(--line-dark);
    padding:8px 26px 22px;display:none;
  }
  .nav.open{display:flex}
  .nav a{padding:13px 0;font-size:16px;width:100%;border-bottom:1px solid rgba(255,255,255,.05)}
  .nav a.btn{margin-top:16px;border-bottom:0;text-align:center}
  .foot-cols{grid-template-columns:1fr}
  .cta-row .btn{flex:1 1 100%;text-align:center}
  .timeline li{padding-left:44px}
  .feats{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr}
  .card{gap:16px;padding:18px}
  .shot{width:104px;height:198px}
  .card h3{font-size:19px}
  .card p{font-size:14.2px}
}

/* ---------- Mouvement réduit ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  .reveal{opacity:1;transform:none}
  .marquee .track{animation:none}
}