/* ════════════════════════════════════════════════════════════
   Starr Fintech Global — sfg.xyz
   Design system · "Infra Terminal" (Direction B)
   Shared across Home / Team / Contact / legal pages.
   ════════════════════════════════════════════════════════════ */

:root{
  --bg:#06070A; --bg-2:#090B10; --panel:#0B0D12; --panel-2:#0F121A;
  --fg:#E6EAF2; --fg-2:#AEB6C6; --dim:#727B8C; --faint:#3A4151;
  --lime:#C7F948; --cyan:#37E0C8;
  --line:rgba(255,255,255,.08); --line-soft:rgba(255,255,255,.045);
  --grid:rgba(255,255,255,.045);
  --mono:'JetBrains Mono',ui-monospace,monospace;
  --disp:'Archivo',system-ui,sans-serif;
  --maxw:1280px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--fg);font-family:var(--mono);font-size:15px;line-height:1.6;
  min-height:100vh;overflow-x:hidden;-webkit-font-smoothing:antialiased}
::selection{background:var(--lime);color:var(--bg)}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

/* ── ambient layers ── */
canvas.net{position:fixed;inset:0;z-index:0}
.gridlines{position:fixed;inset:0;z-index:1;pointer-events:none;
  background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 90% 60% at 50% 30%,#000 30%,transparent 100%)}
.vignette{position:fixed;inset:0;z-index:2;pointer-events:none;
  background:radial-gradient(ellipse at 50% 0%,transparent 55%,rgba(6,7,10,.7) 100%)}
.scanbar{position:fixed;top:0;left:0;height:2px;width:100%;transform:scaleX(0);transform-origin:0 50%;
  z-index:60;background:linear-gradient(90deg,var(--lime),var(--cyan))}

.stack{position:relative;z-index:10}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 40px}
@media(max-width:720px){.wrap{padding:0 22px}}

/* ── nav ── */
nav.bar{position:fixed;top:0;left:0;right:0;z-index:40;
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;
  padding:18px 40px;max-width:var(--maxw);margin:0 auto;font-size:12px;letter-spacing:.05em;
  transition:padding .3s}
nav.bar.scrolled{padding-top:12px;padding-bottom:12px;
  background:rgba(6,7,10,.92);backdrop-filter:blur(12px) saturate(1.2);-webkit-backdrop-filter:blur(12px) saturate(1.2)}
.bar::after{content:'';position:absolute;left:40px;right:40px;bottom:0;height:1px;background:var(--line-soft);
  opacity:0;transition:opacity .3s}
nav.bar.scrolled::after{opacity:1}
.brand{display:flex;align-items:center;gap:9px;font-weight:700;text-transform:uppercase;letter-spacing:.08em}
.brand .sq{width:10px;height:10px;background:var(--lime);box-shadow:0 0 12px var(--lime)}
.tabs{display:flex;gap:24px;justify-self:center;text-transform:uppercase;font-size:11px;color:var(--dim)}
.tabs a{position:relative;transition:color .2s;padding:2px 0}
.tabs a:hover,.tabs a[aria-current]{color:var(--lime)}
.tabs a::before{content:'';position:absolute;left:-12px;top:50%;width:4px;height:4px;background:var(--lime);
  transform:translateY(-50%) scale(0);transition:transform .2s}
.tabs a:hover::before,.tabs a[aria-current]::before{transform:translateY(-50%) scale(1)}
.bar .status{justify-self:end;color:var(--dim)}
.bar .status b{color:var(--cyan)}
.menu-btn{display:none;justify-self:end;background:none;border:1px solid var(--line);color:var(--fg);
  font-family:var(--mono);font-size:11px;letter-spacing:.08em;padding:8px 12px;cursor:pointer;text-transform:uppercase}
@media(max-width:820px){
  .tabs,.bar .status{display:none}
  .menu-btn{display:block}
  nav.bar{grid-template-columns:1fr auto}
  .tabs.open{display:flex;position:absolute;top:100%;right:40px;flex-direction:column;gap:14px;
    background:var(--panel);border:1px solid var(--line);padding:18px 22px;font-size:13px}
}

/* ── corner ticks (decorative) ── */
.corner{position:fixed;width:14px;height:14px;border:1px solid var(--faint);z-index:12;opacity:.6;pointer-events:none}
.corner.tl{top:74px;left:22px;border-right:0;border-bottom:0}
.corner.tr{top:74px;right:22px;border-left:0;border-bottom:0}
.corner.bl{bottom:22px;left:22px;border-right:0;border-top:0}
.corner.br{bottom:22px;right:22px;border-left:0;border-top:0}
@media(max-width:720px){.corner{display:none}}

/* ── shared type ── */
.eyebrow{font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--lime);
  display:inline-flex;align-items:center;gap:10px}
.eyebrow .idx{color:var(--dim)}
.eyebrow .blink{width:8px;height:13px;background:var(--lime);animation:blink 1.1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.hl{color:var(--lime)}
.cy{color:var(--cyan)}

h1,h2,h3{font-family:var(--disp);font-weight:900;letter-spacing:-.02em;line-height:.95;text-transform:uppercase}
.display{font-size:clamp(50px,10.5vw,150px)}
.h-sec{font-size:clamp(32px,5.5vw,68px);font-weight:800}
.lede{max-width:620px;font-size:clamp(15px,1.7vw,17px);line-height:1.7;color:var(--fg-2)}
.lede em{color:var(--fg);font-style:normal;border-bottom:1px solid var(--lime)}

/* ── sections ── */
section{position:relative;padding:130px 0}
.sec-head{display:flex;flex-direction:column;gap:18px;margin-bottom:54px;max-width:760px}

/* ── buttons ── */
.btn{display:inline-flex;align-items:center;gap:12px;font-family:var(--mono);font-size:12px;
  letter-spacing:.08em;text-transform:uppercase;padding:15px 26px;cursor:pointer;transition:.25s}
.btn.lime{border:1px solid rgba(199,249,72,.4);color:var(--lime);background:transparent}
.btn.lime:hover{background:rgba(199,249,72,.1);box-shadow:0 0 30px rgba(199,249,72,.22)}
.btn.solid{background:var(--lime);color:var(--bg);border:1px solid var(--lime);font-weight:700}
.btn.solid:hover{box-shadow:0 0 34px rgba(199,249,72,.4);transform:translateY(-2px)}
.btn.ghost{border:1px solid var(--line);color:var(--fg)}
.btn.ghost:hover{border-color:var(--cyan);color:var(--cyan)}

/* ── hero ── */
.hero{min-height:100vh;display:flex;flex-direction:column;justify-content:center;padding-top:90px}
.hero h1 .scr{display:block}
.hero .meta{display:flex;gap:38px;margin-top:34px;flex-wrap:wrap;font-size:13px;color:var(--dim)}
.hero .meta b{display:block;color:var(--fg);font-size:28px;font-weight:500;font-family:var(--disp)}
.scroll-cue{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);
  font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--dim);display:flex;
  flex-direction:column;align-items:center;gap:8px}
.scroll-cue .ln{width:1px;height:40px;background:linear-gradient(var(--dim),transparent);overflow:hidden}
.scroll-cue .ln::after{content:'';display:block;width:1px;height:14px;background:var(--lime);
  animation:drop 2s cubic-bezier(.6,0,.4,1) infinite}
@keyframes drop{0%{transform:translateY(-14px)}60%,100%{transform:translateY(40px)}}

/* ── algorithm cards ── */
.algo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line-soft);
  border:1px solid var(--line-soft)}
@media(max-width:900px){.algo-grid{grid-template-columns:1fr}}
.algo{background:var(--bg-2);padding:30px 26px 32px;position:relative;transition:background .3s}
.algo:hover{background:var(--panel-2)}
.algo::after{content:'';position:absolute;left:0;top:0;height:2px;width:0;background:var(--lime);transition:width .4s}
.algo:hover::after{width:100%}
.algo .code{font-family:var(--disp);font-weight:800;font-size:26px;color:var(--fg);letter-spacing:-.01em}
.algo .nm{margin-top:8px;color:var(--fg-2);font-size:14px;line-height:1.5}
.algo .st{margin-top:20px;display:inline-flex;align-items:center;gap:8px;font-size:11px;
  letter-spacing:.08em;text-transform:uppercase;color:var(--lime)}
.algo .st.soon{color:var(--dim)}
.algo .st .led{width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 8px var(--lime)}
.algo .st.soon .led{background:var(--dim);box-shadow:none}

/* ── framework cards (vision / HF stack) ── */
.fw-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line-soft);
  border:1px solid var(--line-soft);margin-top:40px}
@media(max-width:900px){.fw-grid{grid-template-columns:1fr}}
.fw{background:var(--bg-2);padding:30px 26px 30px;position:relative;transition:background .3s;display:flex;flex-direction:column}
.fw:hover{background:var(--panel-2)}
.fw::after{content:'';position:absolute;left:0;top:0;height:2px;width:0;background:var(--cyan);transition:width .4s}
.fw:hover::after{width:100%}
.fw-no{font-size:12px;letter-spacing:.1em;color:var(--cyan)}
.fw h3{font-family:var(--disp);font-weight:800;font-size:21px;letter-spacing:-.01em;text-transform:none;margin:12px 0 12px}
.fw p{color:var(--fg-2);font-size:14px;line-height:1.6}
.fw .stat{margin-top:auto;padding-top:20px;display:flex;flex-direction:column;gap:8px}
.fw .stat .s{display:flex;justify-content:space-between;gap:14px;font-size:13px;border-top:1px solid var(--line-soft);padding-top:9px}
.fw .stat .s .k{color:var(--dim)}
.fw .stat .s .v{color:var(--fg);font-family:var(--disp);font-weight:700}
.fw .stat .s .v small{font-family:var(--mono);font-weight:400;color:var(--lime)}
.fw .tag{display:inline-block;margin-top:14px;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--lime)}

/* ghost / R&D card (strategy grid filler) */
.algo.ghost{background:var(--bg);display:flex;flex-direction:column;justify-content:center;align-items:flex-start}
.algo.ghost .code{color:var(--faint)}
.algo.ghost .nm{color:var(--dim)}
.algo.ghost a{color:var(--cyan);font-size:12px;letter-spacing:.06em;text-transform:uppercase;margin-top:18px}

/* ── feature rows (infra) ── */
.feature{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
@media(max-width:860px){.feature{grid-template-columns:1fr;gap:34px}}
.spec{border-top:1px solid var(--line);display:flex;flex-direction:column;gap:1px}
.spec .row{display:grid;grid-template-columns:auto 1fr;gap:20px;padding:18px 0;border-bottom:1px solid var(--line-soft)}
.spec .row .k{color:var(--dim);font-size:12px;letter-spacing:.06em;text-transform:uppercase}
.spec .row .v{color:var(--fg-2);font-size:14px}
.spec .row .v b{color:var(--fg)}

/* ── team ── */
.lead-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line-soft);border:1px solid var(--line-soft)}
@media(max-width:900px){.lead-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.lead-grid{grid-template-columns:1fr}}
.lead{background:var(--bg-2);padding:28px 24px 30px;transition:background .3s;position:relative}
.lead:hover{background:var(--panel-2)}
.lead .avatar{width:72px;height:72px;display:grid;place-items:center;font-family:var(--disp);font-weight:800;
  font-size:26px;color:var(--bg);background:linear-gradient(135deg,var(--lime),var(--cyan));margin-bottom:18px;
  position:relative;overflow:hidden}
.lead .avatar img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center top}
.lead .nm{font-family:var(--disp);font-weight:700;font-size:19px;letter-spacing:-.01em;text-transform:none}
.lead .role{margin-top:5px;font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--lime)}
.lead .bio{margin-top:14px;font-size:13px;line-height:1.6;color:var(--fg-2)}
.cmt-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line-soft);border:1px solid var(--line-soft);margin-top:30px}
@media(max-width:640px){.cmt-grid{grid-template-columns:1fr}}
.cmt{background:var(--bg-2);padding:18px 22px;display:flex;flex-direction:column;gap:5px;transition:background .3s}
.cmt:hover{background:var(--panel-2)}
.cmt .nm{display:flex;align-items:center;gap:10px;font-size:15px;color:var(--fg);font-weight:500}
.cmt .dot{width:6px;height:6px;border-radius:50%;background:var(--cyan);flex-shrink:0}
.cmt .role{padding-left:16px;font-size:12px;letter-spacing:.02em;color:var(--dim);line-height:1.5}

/* ── contact form ── */
.form{display:grid;grid-template-columns:1fr 1fr;gap:20px;max-width:680px}
.form .full{grid-column:1/-1}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--dim)}
.field input,.field textarea{background:var(--panel);border:1px solid var(--line);color:var(--fg);
  font-family:var(--mono);font-size:14px;padding:13px 15px;transition:border-color .2s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--lime)}
.field textarea{resize:vertical;min-height:130px}
@media(max-width:600px){.form{grid-template-columns:1fr}}

/* ── footer ── */
footer.foot{border-top:1px solid var(--line);padding:64px 0 40px;position:relative;z-index:10;background:var(--bg-2)}
.foot-top{display:grid;grid-template-columns:1.4fr 1fr;gap:50px}
@media(max-width:820px){.foot-top{grid-template-columns:1fr;gap:34px}}
.foot-desc{font-size:13px;line-height:1.7;color:var(--dim);max-width:560px}
.foot-desc b{color:var(--fg-2)}
.foot-links{display:flex;flex-direction:column;gap:12px;font-size:13px}
.foot-links .lab{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--faint);margin-bottom:6px}
.foot-links a{color:var(--fg-2);transition:color .2s}
.foot-links a:hover{color:var(--lime)}
.foot-bot{margin-top:48px;padding-top:24px;border-top:1px solid var(--line-soft);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:11px;color:var(--faint);letter-spacing:.04em}

/* ── reveal init ── */
[data-fade]{will-change:transform,opacity}
@media(prefers-reduced-motion:reduce){
  [data-fade]{opacity:1!important;transform:none!important}
  .scroll-cue .ln::after{animation:none}
  html{scroll-behavior:auto}
}

/* page header (interior pages) */
.page-head{padding:170px 0 40px;border-bottom:1px solid var(--line-soft)}
.page-head .display{font-size:clamp(44px,8vw,104px)}
.legal{max-width:760px;padding:60px 0 120px}
.legal h2{font-size:22px;margin:34px 0 12px;text-transform:none;font-family:var(--disp);font-weight:700}
.legal p{color:var(--fg-2);margin-bottom:14px;font-size:14px;line-height:1.75}