:root{
  --brand:#6c4bff;
  --brand-deep:#ff5da2;
  --brand-rgb:108,75,255;
  --accent:#E94B16;
  --fg:#f4f4f8;
  --muted:#aab0c0;
  --ink:#0a0e1a;
  --panel:rgba(15,18,28,.62);
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  background:var(--ink);
  color:var(--fg);
  font-family:"Inter","PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Helvetica Neue",sans-serif;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
/* RTL only flips text direction; layout stays the same so we don't rebuild every section */
html[dir="rtl"] body{font-family:"Tahoma","Geeza Pro","Arial",sans-serif;}

a{color:inherit;text-decoration:none;}

#scene{position:fixed;inset:0;width:100vw;height:100vh;z-index:0;display:block;}
/* eye3d-original: dark vignette at edges, transparent in center — produces the bright-sky halo effect */
#scene-overlay{
  position:fixed;inset:0;z-index:1;pointer-events:none;
  background:radial-gradient(ellipse at center, transparent 38%, rgba(5,6,10,0.78) 100%);
}

/* eye3d-original: thin colorful scroll-progress strip across the top of every page */
#progress{
  position:fixed;top:0;left:0;height:3px;width:0%;
  background:linear-gradient(90deg,#6c4bff,#ff5da2,#ffb24b);
  z-index:50;box-shadow:0 0 12px rgba(155,123,255,.8);
}

/* ============ header ============ */
/* eye3d-original: header is completely transparent — NO background, border, or blur */
header{
  position:fixed;top:0;left:0;right:0;z-index:40;
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 32px;
}
.brand{display:flex;align-items:center;font-weight:700;}
.brand img{display:block;height:34px;width:auto;}
nav.primary{display:flex;gap:26px;align-items:center;font-size:14px;}
nav.primary a{opacity:.82;transition:opacity .2s;}
nav.primary a:hover{opacity:1;}
.lang-switch{
  display:flex;align-items:center;gap:6px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.1);
  padding:6px 12px;border-radius:18px;font-size:13px;cursor:pointer;
  transition:background .2s;
}
.lang-switch:hover{background:rgba(255,255,255,.12);}
.lang-switch select{
  background:transparent;color:var(--fg);border:0;font:inherit;cursor:pointer;outline:none;
  appearance:none;-webkit-appearance:none;padding-right:14px;
}
/* dropdown panel (rendered by browser) — force dark bg + white text so it doesn't show white-on-white */
.lang-switch select option{background:#0e1322;color:#fff;}
.lang-switch::after{content:"▾";opacity:.6;margin-left:-12px;pointer-events:none;}

/* ============ main + sections ============ */
main{position:relative;z-index:2;}
section{
  min-height:100vh;display:flex;flex-direction:column;justify-content:center;
  padding:120px 8vw;position:relative;
}
section.center{align-items:center;text-align:center;}

.eyebrow{
  font-size:13px;letter-spacing:3px;text-transform:uppercase;
  color:var(--accent);margin-bottom:18px;font-weight:600;
}
h1{font-size:clamp(36px,6vw,82px);line-height:1.06;font-weight:800;letter-spacing:-1.5px;overflow-wrap:break-word;}
h2{font-size:clamp(28px,4.2vw,56px);line-height:1.12;font-weight:800;letter-spacing:-.8px;overflow-wrap:break-word;}
h3{font-size:clamp(20px,2.2vw,28px);line-height:1.3;font-weight:700;letter-spacing:-.4px;overflow-wrap:break-word;}
/* Hero h1 only: keep on one line on desktop; relax on narrow screens. */
.hero h1{white-space:nowrap;}
@media(max-width:1100px){ .hero h1{white-space:normal;} }
.sub{margin-top:24px;font-size:clamp(16px,1.4vw,20px);line-height:1.65;color:#fff;max-width:52ch;}
section.center .sub{margin-left:auto;margin-right:auto;}

.cta{margin-top:38px;display:flex;gap:14px;flex-wrap:wrap;}
section.center .cta{justify-content:center;}
.btn{
  display:inline-block;padding:14px 28px;border-radius:32px;
  font-size:15px;font-weight:600;transition:transform .2s, box-shadow .2s;
}
.btn-primary{background:linear-gradient(135deg, var(--brand) 0%, var(--brand-deep) 100%);color:#fff;box-shadow:0 10px 30px rgba(var(--brand-rgb),.35);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 36px rgba(var(--brand-rgb),.5);}
.btn-ghost{border:1px solid rgba(255,255,255,.25);color:var(--fg);}
.btn-ghost:hover{background:rgba(255,255,255,.05);}

/* hint */
.hint{
  position:absolute;bottom:36px;left:50%;transform:translateX(-50%);
  font-size:12px;letter-spacing:2px;text-transform:uppercase;color:#8b91a4;
  display:flex;flex-direction:column;align-items:center;gap:10px;
  animation:bob 2.4s ease-in-out infinite;
}
.hint .mouse{width:22px;height:36px;border:2px solid #5b6175;border-radius:12px;position:relative;}
.hint .mouse::after{
  content:"";position:absolute;top:7px;left:50%;transform:translateX(-50%);
  width:3px;height:7px;border-radius:2px;background:#9aa0b4;
  animation:wheel 2s infinite;
}
@keyframes wheel{0%{opacity:1;top:7px}70%{opacity:0;top:16px}100%{opacity:0}}
@keyframes bob{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(8px)}}

/* ============ business cards grid ============ */
.cards{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));
  gap:22px;margin-top:40px;width:100%;max-width:1180px;
}
section.center .cards{margin-left:auto;margin-right:auto;}
.card{
  background:var(--panel);backdrop-filter:blur(16px);
  border:1px solid rgba(255,255,255,.08);
  border-radius:18px;padding:28px;text-align:left;
  transition:transform .35s cubic-bezier(.2,.7,.2,1),
             border-color .35s ease,
             box-shadow .35s ease,
             background .35s ease;
  display:flex;flex-direction:column;
  cursor:pointer;position:relative;overflow:hidden;
}
/* gradient glow ring rendered via pseudo, fades in on hover */
.card::before{
  content:"";position:absolute;inset:-1px;border-radius:inherit;pointer-events:none;
  background:linear-gradient(135deg, rgba(var(--brand-rgb),0) 0%, rgba(var(--brand-rgb),.6) 50%, rgba(255,93,162,.6) 100%);
  opacity:0;transition:opacity .35s ease;
  -webkit-mask:linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite:xor;
          mask-composite:exclude;
  padding:1.5px;
}
.card:hover{
  transform:translateY(-10px) scale(1.02);
  border-color:rgba(var(--brand-rgb),.65);
  background:linear-gradient(180deg, rgba(108,75,255,.12) 0%, rgba(15,18,28,.62) 100%);
  box-shadow:
    0 24px 60px rgba(0,0,0,.5),
    0 0 0 1px rgba(var(--brand-rgb),.35),
    0 0 40px rgba(var(--brand-rgb),.35),
    0 0 80px rgba(255,93,162,.18);
}
.card:hover::before{opacity:1;}
.card .num{font-size:12px;letter-spacing:3px;color:var(--accent);font-weight:600;transition:color .25s ease;}
.card h3{margin-top:10px;transition:color .25s ease;}
.card:hover h3{color:#fff;}
.card .desc{margin-top:14px;font-size:14.5px;line-height:1.6;color:var(--muted);flex:1;}
.card .link{
  margin-top:18px;font-size:13.5px;font-weight:700;
  background:linear-gradient(135deg,var(--brand),var(--brand-deep));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;
  transition:letter-spacing .25s ease;
}
.card .link::after{content:"  →";margin-left:6px;transition:margin .25s ease, transform .25s ease;display:inline-block;}
html[dir="rtl"] .card .link::after{content:"←";margin-left:0;margin-right:6px;}
.card:hover .link{letter-spacing:.5px;}
.card:hover .link::after{margin-left:14px;transform:translateX(2px);}

/* ============ stats / trust strip ============ */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:32px;margin-top:44px;width:100%;max-width:1180px;}
.stat{text-align:center;}
.stat .num{
  font-size:clamp(34px,4.5vw,56px);font-weight:800;letter-spacing:-1.5px;line-height:1;
  background:linear-gradient(135deg,var(--brand),var(--brand-deep));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;
}
.stat .lbl{margin-top:8px;font-size:13px;color:var(--muted);letter-spacing:1px;}

/* ============ recognition strip ============ */
.recog{margin-top:42px;display:flex;flex-wrap:wrap;gap:14px;justify-content:center;max-width:920px;margin-left:auto;margin-right:auto;}
.recog .pill{
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);
  padding:10px 18px;border-radius:24px;font-size:13.5px;color:var(--fg);
}

/* ============ reveal ============ */
.reveal{opacity:0;transform:translateY(38px);filter:blur(5px);transition:opacity .9s cubic-bezier(.2,.7,.2,1), transform .9s cubic-bezier(.2,.7,.2,1), filter .9s ease;}
.reveal.visible{opacity:1;transform:none;filter:blur(0);}
.reveal.d1{transition-delay:.12s;}.reveal.d2{transition-delay:.24s;}.reveal.d3{transition-delay:.36s;}.reveal.d4{transition-delay:.48s;}

/* ============ contact ============ */
.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:32px;width:100%;max-width:980px;margin-top:36px;}
.contact-card{background:var(--panel);backdrop-filter:blur(14px);border:1px solid rgba(255,255,255,.08);border-radius:18px;padding:28px;}
.contact-card .lbl{font-size:12px;letter-spacing:2px;color:var(--accent);font-weight:600;margin-bottom:10px;}
.contact-card .val{font-size:18px;font-weight:600;}

/* ============ effect chrome (data-effect pages) ============ */
.topright{font-size:13px;display:flex;gap:18px;align-items:center;}
.topright a, .topright .counter{color:#fff;text-shadow:0 1px 4px rgba(0,0,0,.6);text-decoration:none;}
.topright .counter{font-variant-numeric:tabular-nums;opacity:.75;}
#nav{
  position:fixed;bottom:24px;left:50%;transform:translateX(-50%);
  z-index:45;display:flex;align-items:center;gap:18px;
  padding:10px 18px;border-radius:40px;
  background:rgba(15,16,26,.55);backdrop-filter:blur(14px);
  border:1px solid rgba(255,255,255,.1);font-size:13px;
}
#nav a{color:var(--fg);text-decoration:none;opacity:.85;transition:opacity .2s;}
#nav a:hover{opacity:1;}
#nav .title{color:var(--accent);font-weight:600;}
#nav .sep{opacity:.25;}

/* ============ gallery (vibecoding) ============ */
.gallery-wrap{position:relative;z-index:2;max-width:1180px;margin:0 auto;padding:140px 28px 80px;}
.gallery-head{text-align:center;margin-bottom:54px;}
.gallery-head h1{font-size:clamp(34px,5vw,60px);margin:0 auto;max-width:18ch;}
.gallery-head p{margin-top:18px;color:var(--muted);font-size:17px;}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:22px;}
.gcard{
  position:relative;display:block;text-decoration:none;color:var(--fg);
  border-radius:18px;overflow:hidden;aspect-ratio:4/3;
  border:1px solid rgba(255,255,255,.08);
  transition:transform .3s ease,box-shadow .3s ease;
}
.gcard:hover{transform:translateY(-6px);box-shadow:0 24px 60px rgba(0,0,0,.5);}
.gcard .thumb{position:absolute;inset:0;background-size:200% 200%;animation:gflow 8s ease infinite;}
@keyframes gflow{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}
.gcard .meta{position:absolute;left:0;right:0;bottom:0;padding:20px;background:linear-gradient(transparent,rgba(5,6,10,.85));}
.gcard .num{font-size:12px;letter-spacing:2px;opacity:.7;}
.gcard .name{font-size:20px;font-weight:700;margin-top:4px;}
.gcard .desc{font-size:13px;color:var(--muted);margin-top:6px;line-height:1.45;}

/* ============ footer ============ */
footer{position:relative;z-index:2;text-align:center;padding:60px 20px 50px;color:#5b6175;font-size:13px;background:rgba(5,7,12,.6);border-top:1px solid rgba(255,255,255,.05);}
.icp-line{margin-top:10px;font-size:12px;opacity:.55;letter-spacing:.3px;}
.icp-line a{color:inherit;text-decoration:none;}
.icp-line a:hover{opacity:1;color:#fff;}
/* if the page has no <footer> (e.g. data-effect pages), pin ICP line to bottom-center */
body:not(:has(footer)) #icp-line{
  position:fixed;left:0;right:0;bottom:6px;text-align:center;z-index:60;
  pointer-events:auto;color:rgba(255,255,255,.55);
}

@media(max-width:720px){
  section{padding:100px 6vw;}
  header{padding:12px 18px;}
  nav.primary{display:none;}
  .stats{grid-template-columns:repeat(2,1fr);gap:20px;}
}