:root{
  --wb-bg:#070b12;
  --wb-panel:rgba(15,23,42,.72);
  --wb-panel-2:rgba(17,24,39,.88);
  --wb-border:rgba(255,255,255,.12);
  --wb-text:#eef7ff;
  --wb-muted:#9fb0c2;
  --wb-cyan:#28e7ff;
  --wb-blue:#4f8cff;
  --wb-green:#55efb0;
  --wb-yellow:#fff176;
  --wb-pink:#ff8fc7;
  --wb-shadow:0 24px 80px rgba(0,0,0,.42);
  --wb-radius:24px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body.wb-site{
  margin:0;
  min-height:100vh;
  background:
    radial-gradient(900px 560px at 15% -10%, rgba(40,231,255,.18), transparent 62%),
    radial-gradient(740px 460px at 95% 8%, rgba(85,239,176,.10), transparent 60%),
    radial-gradient(560px 420px at 70% 88%, rgba(255,143,199,.08), transparent 58%),
    var(--wb-bg);
  color:var(--wb-text);
  font:15px/1.55 system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,"Noto Sans",sans-serif;
  overflow-x:hidden;
}
a{color:inherit}.wb-shell{width:min(1180px,calc(100% - 32px));margin:0 auto}.wb-nav{
  position:sticky;top:12px;z-index:50;margin:12px auto 0;width:min(1180px,calc(100% - 32px));
  display:flex;align-items:center;justify-content:space-between;gap:14px;padding:12px 14px;
  border:1px solid var(--wb-border);background:rgba(9,14,24,.68);backdrop-filter:blur(16px);
  border-radius:20px;box-shadow:0 12px 30px rgba(0,0,0,.28)
}.wb-brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:900;letter-spacing:.2px}.wb-logo{width:36px;height:36px;border-radius:12px;box-shadow:0 0 28px rgba(40,231,255,.22)}
.wb-nav-links{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.wb-nav-links a{padding:8px 10px;border-radius:12px;color:var(--wb-muted);text-decoration:none;font-weight:650;font-size:13px}.wb-nav-links a:hover{background:rgba(255,255,255,.06);color:var(--wb-text)}
.wb-btn{border:1px solid var(--wb-border);background:rgba(255,255,255,.06);color:var(--wb-text);padding:10px 13px;border-radius:14px;text-decoration:none;font-weight:800;cursor:pointer;transition:.16s ease;display:inline-flex;align-items:center;gap:8px}.wb-btn:hover{transform:translateY(-1px);border-color:rgba(40,231,255,.42)}.wb-btn-primary{border-color:rgba(40,231,255,.44);background:linear-gradient(135deg,rgba(40,231,255,.20),rgba(85,239,176,.12))}.wb-btn-ghost{background:transparent}.wb-hero{display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:center;padding:76px 0 48px}.wb-kicker{display:inline-flex;gap:8px;align-items:center;color:#b8fbff;border:1px solid rgba(40,231,255,.22);background:rgba(40,231,255,.07);padding:8px 11px;border-radius:999px;font-size:13px;font-weight:800}.wb-hero h1{font-size:clamp(38px,5.6vw,74px);line-height:.97;margin:18px 0 16px;letter-spacing:-2.4px}.wb-gradient{background:linear-gradient(90deg,var(--wb-cyan),var(--wb-green),var(--wb-yellow));-webkit-background-clip:text;background-clip:text;color:transparent}.wb-lead{color:#c8d5e4;font-size:clamp(17px,2vw,21px);max-width:720px;margin:0 0 24px}.wb-hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:24px 0}.wb-trust{display:flex;gap:10px;flex-wrap:wrap;color:var(--wb-muted);font-size:13px}.wb-pill{border:1px solid var(--wb-border);background:rgba(255,255,255,.04);border-radius:999px;padding:7px 10px}.wb-card{border:1px solid var(--wb-border);background:var(--wb-panel);backdrop-filter:blur(14px);border-radius:var(--wb-radius);box-shadow:var(--wb-shadow)}.wb-login-card{padding:22px}.wb-login-card h2{margin:0 0 4px;font-size:22px}.wb-muted{color:var(--wb-muted)}.wb-form{display:grid;gap:12px;margin-top:18px}.wb-field{display:grid;gap:6px}.wb-field label{font-size:12px;font-weight:800;color:#c5d3e3}.wb-field input,.wb-field textarea{width:100%;border:1px solid rgba(255,255,255,.13);background:rgba(0,0,0,.22);color:var(--wb-text);border-radius:14px;padding:12px 13px;outline:none}.wb-field input:focus,.wb-field textarea:focus{border-color:rgba(40,231,255,.48);box-shadow:0 0 0 3px rgba(40,231,255,.08)}.wb-error{display:none;border:1px solid rgba(255,77,79,.36);background:rgba(255,77,79,.10);border-radius:14px;padding:10px 12px;color:#ffd1d1;font-size:13px}.wb-features{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;padding:20px 0 54px}.wb-feature{padding:18px}.wb-feature .icon{font-size:26px}.wb-feature h3{margin:10px 0 6px}.wb-feature p{margin:0;color:var(--wb-muted)}.wb-section{padding:42px 0}.wb-section h2{font-size:clamp(28px,3.5vw,44px);letter-spacing:-1.2px;margin:0 0 12px}.wb-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}.wb-panel-pad{padding:24px}.wb-list{display:grid;gap:10px;margin:16px 0 0;padding:0;list-style:none}.wb-list li{padding:12px;border:1px solid rgba(255,255,255,.08);border-radius:16px;background:rgba(255,255,255,.035)}.wb-footer{border-top:1px solid rgba(255,255,255,.08);margin-top:36px;padding:28px 0 34px;color:var(--wb-muted)}.wb-footer-inner{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}.wb-footer a{color:var(--wb-muted);text-decoration:none;margin-left:14px}.wb-footer a:hover{color:var(--wb-text)}.wb-legal{padding:54px 0}.wb-legal article{padding:28px}.wb-legal h1{font-size:clamp(32px,4vw,52px);margin:0 0 8px}.wb-legal h2{margin-top:28px}.wb-legal p,.wb-legal li{color:#c7d2df}.wb-cookie-banner{position:fixed;left:16px;right:16px;bottom:16px;z-index:1000;display:none}.wb-cookie-banner.show{display:block}.wb-cookie-box{max-width:980px;margin:0 auto;display:flex;gap:16px;align-items:center;justify-content:space-between;padding:16px;border:1px solid var(--wb-border);background:rgba(9,14,24,.92);backdrop-filter:blur(16px);border-radius:20px;box-shadow:var(--wb-shadow)}.wb-cookie-actions{display:flex;gap:10px;flex-wrap:wrap}.wb-mini-board{position:relative;min-height:430px;overflow:hidden;padding:22px}.wb-mini-board:before{content:"";position:absolute;inset:0;background:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(to bottom,black,transparent 90%)}.wb-sticky{position:relative;border-radius:18px;padding:16px;box-shadow:0 18px 34px rgba(0,0,0,.25);color:#17202b;min-height:112px;transform:rotate(var(--r));}.wb-sticky small{font-weight:900;opacity:.7}.wb-sticky p{margin:8px 0 0;font-weight:750}.wb-sticky.s1{background:var(--wb-yellow);width:58%;margin:22px 0 0 14px;--r:-2deg}.wb-sticky.s2{background:var(--wb-pink);width:52%;margin:18px 0 0 auto;--r:2deg}.wb-sticky.s3{background:#a7f3a1;width:62%;margin:22px auto 0;--r:-1deg}.wb-chip-row{position:relative;display:flex;gap:8px;flex-wrap:wrap;margin-top:20px}.wb-chip{border:1px solid rgba(255,255,255,.10);background:rgba(255,255,255,.06);border-radius:999px;padding:7px 9px;color:#d9e6f2;font-size:12px;font-weight:800}
@media (max-width:900px){.wb-hero,.wb-grid-2{grid-template-columns:1fr}.wb-features{grid-template-columns:1fr}.wb-nav{position:relative;top:auto}.wb-nav-links{justify-content:flex-end}.wb-cookie-box{align-items:flex-start;flex-direction:column}.wb-mini-board{min-height:360px}}

/* ===========================
   V8.3 UI brand polish
   Navbar index/profile façon cockpit WanaChess
=========================== */
.wb-nav{
  top:14px;
  min-height:72px;
  padding:13px 18px;
  border-radius:22px;
  background:rgba(7,14,26,.78);
  box-shadow:0 18px 46px rgba(0,0,0,.36), inset 0 1px 0 rgba(255,255,255,.06);
}
.wb-brand{
  gap:13px;
  min-width:230px;
}
.wb-logo{
  width:52px;
  height:52px;
  border-radius:17px;
  padding:3px;
  border:1px solid rgba(40,231,255,.20);
  background:linear-gradient(135deg,rgba(40,231,255,.10),rgba(79,140,255,.10));
  box-shadow:0 0 34px rgba(40,231,255,.18), inset 0 1px 0 rgba(255,255,255,.08);
}
.wb-brand-copy{
  display:grid;
  gap:2px;
  line-height:1.05;
}
.wb-brand-copy strong{
  font-size:19px;
  letter-spacing:.15px;
}
.wb-brand-copy small{
  color:var(--wb-muted);
  font-size:11px;
  font-weight:800;
  letter-spacing:.09em;
  text-transform:uppercase;
  white-space:nowrap;
}
.wb-nav-links a,
.wb-nav-links button,
.wb-nav .wb-btn{
  min-height:40px;
  display:inline-flex;
  align-items:center;
}
@media (max-width:900px){
  .wb-nav{ align-items:flex-start; flex-direction:column; }
  .wb-brand{ min-width:0; }
  .wb-logo{ width:46px; height:46px; border-radius:15px; }
  .wb-brand-copy small{ white-space:normal; }
}


/* ===========================
   V8.4 UI premium navbar
   Full-width cockpit navbar façon WanaChess
=========================== */
.wb-nav{
  position:sticky;
  top:0;
  left:0;
  right:0;
  z-index:80;
  width:100%;
  max-width:none;
  margin:0;
  min-height:82px;
  padding:14px clamp(18px, 3vw, 42px);
  border-width:0 0 1px;
  border-style:solid;
  border-color:rgba(148,163,184,.16);
  border-radius:0;
  background:
    radial-gradient(circle at 12% 0%, rgba(40,231,255,.13), transparent 38%),
    linear-gradient(180deg, rgba(7,15,29,.94), rgba(5,10,20,.88));
  box-shadow:0 18px 46px rgba(0,0,0,.34), inset 0 1px 0 rgba(255,255,255,.06);
  backdrop-filter:blur(18px);
}
.wb-nav::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  height:1px;
  pointer-events:none;
  background:linear-gradient(90deg, transparent, rgba(40,231,255,.50), rgba(85,239,176,.22), transparent);
}
.wb-brand{
  min-width:260px;
}
.wb-nav-links{
  justify-content:flex-end;
}
.wb-nav-links a{
  padding:10px 12px;
}
.wb-nav .wb-btn{
  padding:10px 15px;
}
.wb-shell{
  width:min(1240px, calc(100% - 36px));
}
@media (max-width:900px){
  .wb-nav{
    position:relative;
    min-height:auto;
    padding:14px 16px;
  }
  .wb-nav-links{
    width:100%;
    justify-content:flex-start;
  }
}