:root{
  --bg:#f6f7fb;
  --surface:#ffffff;
  --surface-2:#eef1f6;
  --text:#10131d;
  --muted:#6d7483;
  --line:rgba(16,19,29,.10);
  --accent:#7068ff;
  --accent2:#a462ff;
  --dark:#0b0e17;
  --dark2:#111624;
  --green:#34d399;
  --shadow:0 24px 70px rgba(25,31,48,.10);
  --radius:28px;
}

html[data-theme="dark"]{
  --bg:#0d1018;
  --surface:#141925;
  --surface-2:#1a2030;
  --text:#f4f7fb;
  --muted:#9ca5b5;
  --line:rgba(255,255,255,.10);
  --dark:#05070b;
  --dark2:#0b0f18;
  --shadow:0 24px 70px rgba(0,0,0,.28);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--text);
  background:
    radial-gradient(circle at 12% 0%,rgba(112,104,255,.10),transparent 28%),
    radial-gradient(circle at 90% 14%,rgba(164,98,255,.08),transparent 22%),
    var(--bg);
  font-family:"Inter",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  line-height:1.6;
  transition:background .25s ease,color .25s ease;
}
body::selection{background:rgba(112,104,255,.25)}
a{color:inherit;text-decoration:none}
button{font:inherit}
img,svg{display:block;max-width:100%}

.noise{
  position:fixed;
  inset:0;
  pointer-events:none;
  opacity:.025;
  z-index:999;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.95' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.6'/%3E%3C/svg%3E");
}

.container{width:min(1180px,calc(100% - 40px));margin:0 auto}

.header{
  position:sticky;
  top:0;
  z-index:100;
  border-bottom:1px solid transparent;
  background:color-mix(in srgb,var(--bg) 84%,transparent);
  backdrop-filter:blur(18px);
}
.header.scrolled{border-bottom-color:var(--line)}
.header-inner{
  min-height:74px;
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:20px;
}
.brand{display:flex;align-items:center;gap:10px;width:max-content}
.brand-mark{
  width:34px;height:34px;display:grid;place-items:center;border-radius:11px;
  color:#fff;font:800 14px "Manrope";
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  box-shadow:0 8px 24px rgba(112,104,255,.28)
}
.brand-name{font:800 13px "Manrope";letter-spacing:.16em}
.nav{display:flex;gap:30px;font-size:13px;font-weight:600;color:var(--muted)}
.nav a:hover{color:var(--text)}
.header-actions{display:flex;justify-content:flex-end;align-items:center;gap:8px}
.icon-btn,.lang-btn{
  min-width:40px;height:40px;border:1px solid var(--line);border-radius:12px;
  background:var(--surface);color:var(--text);cursor:pointer;font-weight:700
}
.btn{
  min-height:50px;padding:0 20px;border-radius:14px;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;
  transition:.2s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn-dark{background:var(--text);color:var(--bg);box-shadow:0 12px 30px rgba(15,20,35,.14)}
.btn-light{border:1px solid var(--line);background:var(--surface)}
.btn-small{min-height:40px;padding:0 15px;border-radius:12px}

.hero{
  min-height:760px;
  display:grid;
  grid-template-columns:1fr 1fr;
  align-items:center;
  gap:72px;
  padding-top:70px;
  padding-bottom:90px;
}
.hero-copy{padding-bottom:10px}
.status-pill{
  width:max-content;display:flex;align-items:center;gap:9px;
  padding:8px 12px;border:1px solid var(--line);border-radius:999px;
  background:color-mix(in srgb,var(--surface) 80%,transparent);
  color:var(--muted);font-size:12px;font-weight:700
}
.status-dot{
  width:8px;height:8px;border-radius:50%;background:var(--green);
  box-shadow:0 0 0 4px rgba(52,211,153,.14)
}
.eyebrow{
  margin:22px 0 16px;color:var(--accent);
  font-size:11px;font-weight:800;letter-spacing:.16em
}
.hero h1{
  margin:0;max-width:720px;
  font:800 clamp(56px,6vw,88px)/.98 "Manrope";
  letter-spacing:-.055em
}
.accent-text{
  display:block;background:linear-gradient(135deg,var(--accent),var(--accent2));
  -webkit-background-clip:text;background-clip:text;color:transparent
}
.hero-lead{
  max-width:650px;margin:28px 0 0;color:var(--muted);
  font-size:18px;line-height:1.75
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.social-row{display:flex;flex-wrap:wrap;gap:20px;margin-top:26px}
.social-row a{font-size:12px;font-weight:700;color:var(--muted)}
.social-row a:hover{color:var(--accent)}

.hero-panel{position:relative;min-height:560px;display:grid;place-items:center}
.analytics-card{
  width:min(540px,100%);padding:22px;border:1px solid var(--line);border-radius:30px;
  background:color-mix(in srgb,var(--surface) 90%,transparent);
  box-shadow:var(--shadow);backdrop-filter:blur(18px)
}
.analytics-top,.chart-head{display:flex;justify-content:space-between;align-items:center;gap:20px}
.analytics-top strong{display:block;margin-top:3px;font:700 17px "Manrope"}
.mini-label{font-size:11px;color:var(--muted)}
.period{
  padding:7px 10px;border-radius:10px;background:var(--surface-2);
  font-size:11px;font-weight:800;color:var(--muted)
}
.kpi-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:20px}
.kpi{
  padding:14px;border:1px solid var(--line);border-radius:16px;background:var(--surface)
}
.kpi span{display:block;color:var(--muted);font-size:10px}
.kpi strong{display:block;margin-top:5px;font:700 18px "Manrope"}
.kpi small{color:#10b981;font-weight:700;font-size:10px}
.chart-wrap{
  margin-top:12px;padding:16px;border:1px solid var(--line);border-radius:18px;background:var(--surface)
}
.chart-head{font-size:11px;font-weight:700;color:var(--muted)}
.legend{display:flex;align-items:center;gap:6px}
.legend i{width:7px;height:7px;border-radius:50%;background:var(--accent)}
.chart{margin-top:8px;color:var(--accent)}
.grid-line{stroke:currentColor;opacity:.09;stroke-width:1}
.trend-line{fill:none;stroke:currentColor;stroke-width:4;stroke-linecap:round}
.trend-dot{fill:currentColor}
.insight{
  display:flex;gap:12px;align-items:flex-start;margin-top:12px;
  padding:14px 16px;border-radius:16px;background:linear-gradient(135deg,rgba(112,104,255,.12),rgba(164,98,255,.08))
}
.insight-icon{
  width:30px;height:30px;display:grid;place-items:center;border-radius:10px;
  color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent2));font-weight:800
}
.insight strong{font-size:12px}
.insight p{margin:2px 0 0;color:var(--muted);font-size:11px}
.floating-card{
  position:absolute;padding:12px 15px;border:1px solid var(--line);border-radius:16px;
  background:color-mix(in srgb,var(--surface) 92%,transparent);box-shadow:var(--shadow);
  backdrop-filter:blur(16px)
}
.floating-card span{display:block;font-size:9px;font-weight:800;color:var(--accent);letter-spacing:.12em}
.floating-card strong{display:block;margin-top:3px;font-size:11px}
.fc-one{top:8%;right:-2%}
.fc-two{bottom:8%;left:-4%}

.marquee-wrap{
  overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line)
}
.marquee{
  width:max-content;min-width:100%;display:flex;justify-content:center;gap:26px;
  padding:17px 24px;color:var(--muted);font-size:10px;font-weight:800;letter-spacing:.14em
}
.marquee i{font-style:normal;color:var(--accent)}

.section{padding:120px 0}
.section-label{
  width:44px;height:44px;display:grid;place-items:center;margin-bottom:38px;
  border:1px solid var(--line);border-radius:14px;color:var(--muted);font-size:11px;font-weight:800
}
.section-main.split{display:grid;grid-template-columns:1fr .82fr;gap:90px}
.section h2{
  max-width:800px;margin:0;font:800 clamp(40px,5vw,66px)/1.06 "Manrope";letter-spacing:-.045em
}
.body-copy{color:var(--muted);font-size:17px}
.body-copy p:first-child{margin-top:0}
.mini-facts{margin-top:36px;border-top:1px solid var(--line)}
.mini-facts>div{
  display:grid;grid-template-columns:150px 1fr;gap:20px;
  padding:15px 0;border-bottom:1px solid var(--line)
}
.mini-facts span{font-size:11px;color:var(--muted)}
.mini-facts strong{font-size:12px;color:var(--text)}

.section-soft{
  background:linear-gradient(180deg,color-mix(in srgb,var(--surface-2) 70%,transparent),transparent)
}
.section-heading{
  display:flex;justify-content:space-between;align-items:end;gap:50px;margin-bottom:46px
}
.section-heading>p{max-width:360px;margin:0;color:var(--muted);font-size:14px}

.skills-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:14px}
.skill-card{
  min-height:260px;padding:24px;border:1px solid var(--line);border-radius:24px;
  background:var(--surface);box-shadow:0 12px 36px rgba(16,19,29,.04)
}
.featured-skill{grid-row:span 2;min-height:534px;background:linear-gradient(155deg,var(--surface),color-mix(in srgb,var(--accent) 7%,var(--surface)))}
.skill-top{display:flex;justify-content:space-between;align-items:center}
.skill-index{font-size:10px;font-weight:800;color:var(--muted)}
.skill-badge{
  padding:5px 8px;border-radius:999px;background:rgba(112,104,255,.11);
  color:var(--accent);font-size:8px;font-weight:800;letter-spacing:.12em
}
.skill-card h3{margin:50px 0 10px;font:700 28px "Manrope"}
.featured-skill h3{margin-top:130px;font-size:46px}
.skill-card p{margin:0;color:var(--muted);font-size:13px}
.skill-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:28px}
.skill-tags span{
  padding:6px 9px;border:1px solid var(--line);border-radius:999px;
  font-size:8px;font-weight:800;letter-spacing:.08em;color:var(--muted)
}

.project-list{border-top:1px solid var(--line)}
.project-row{
  display:grid;grid-template-columns:70px 1.05fr .95fr;gap:28px;
  padding:34px 0;border-bottom:1px solid var(--line);align-items:center
}
.project-number{align-self:start;padding-top:4px;color:var(--muted);font-size:11px;font-weight:800}
.project-preview{
  min-height:280px;padding:24px;border-radius:24px;display:grid;place-items:center;overflow:hidden
}
.preview-purple{background:linear-gradient(145deg,#17182d,#34265a)}
.preview-green{background:linear-gradient(145deg,#12251e,#21483a)}
.preview-blue{background:linear-gradient(145deg,#19283d,#243f63)}
.preview-window{
  width:82%;padding:14px;border:1px solid rgba(255,255,255,.12);border-radius:16px;background:rgba(255,255,255,.08)
}
.preview-topline{display:flex;gap:5px}
.preview-topline span{width:6px;height:6px;border-radius:50%;background:rgba(255,255,255,.45)}
.preview-kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:7px;margin-top:14px}
.preview-kpis i{height:38px;border-radius:9px;background:rgba(255,255,255,.09)}
.preview-chart{
  height:120px;margin-top:8px;border-radius:12px;background:
    linear-gradient(180deg,rgba(255,255,255,.12),rgba(255,255,255,.03));
  position:relative;overflow:hidden
}
.preview-chart::after{
  content:"";position:absolute;left:8%;right:7%;bottom:23%;height:48%;
  border-top:3px solid #a29cff;border-radius:50%;transform:skewY(-9deg)
}
.code-window{
  width:82%;padding:22px;border-radius:16px;background:#0d1512;color:#c8e6d7;
  font:500 12px/1.9 ui-monospace,SFMono-Regular,Menlo,monospace;box-shadow:0 18px 50px rgba(0,0,0,.2)
}
.code-window span{display:block}
.muted-code{color:#71877b}.accent-code{color:#70e2ac}
.table-ui{
  width:82%;padding:16px;border-radius:16px;background:rgba(255,255,255,.92);box-shadow:0 18px 50px rgba(0,0,0,.16)
}
.table-row{display:grid;grid-template-columns:1.8fr 1fr 1fr;gap:8px;padding:10px;border-bottom:1px solid #e8edf5}
.table-row span,.table-row i{height:8px;border-radius:5px;background:#d7deeb}
.table-row i{background:#bcc9df}
.project-info{padding:20px}
.project-meta{display:flex;flex-wrap:wrap;gap:8px}
.project-meta span{font-size:8px;font-weight:800;letter-spacing:.1em;color:var(--accent)}
.project-info h3{margin:16px 0 10px;font:700 28px/1.15 "Manrope"}
.project-info p{margin:0;color:var(--muted);font-size:14px}
.arrow-link{display:inline-block;margin-top:22px;font-size:12px;font-weight:800}
.arrow-link:hover{color:var(--accent)}

.section-dark{background:var(--dark);color:#fff}
.dark-label{border-color:rgba(255,255,255,.12);color:#8f98aa}
.dark-heading .eyebrow{color:#a8a4ff}
.timeline{border-top:1px solid rgba(255,255,255,.12)}
.timeline-item{
  display:grid;grid-template-columns:220px 1fr;gap:30px;padding:32px 0;border-bottom:1px solid rgba(255,255,255,.12)
}
.timeline-year{color:#7d879a;font-size:11px;font-weight:800}
.timeline-type{color:#a8a4ff;font-size:9px;font-weight:800;letter-spacing:.12em}
.timeline-item h3{margin:8px 0 8px;font:700 22px "Manrope"}
.timeline-item p{max-width:720px;margin:0;color:#99a3b6;font-size:14px}

.contact-card{
  display:grid;grid-template-columns:1.25fr .75fr;gap:60px;
  padding:clamp(34px,6vw,72px);border-radius:32px;
  background:
    radial-gradient(circle at 82% 8%,rgba(164,98,255,.30),transparent 28%),
    linear-gradient(135deg,#13172a,#0e1220);
  color:#fff;box-shadow:var(--shadow)
}
.contact-card h2{max-width:720px}
.contact-card>div>p:not(.eyebrow){max-width:640px;color:#a9b1c1}
.contact-links{display:flex;flex-direction:column;justify-content:center}
.contact-links a{
  display:flex;justify-content:space-between;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.12);
  font-size:13px;font-weight:700;color:#dce1ec
}
.contact-links a:hover{color:#fff}
.footer{display:flex;justify-content:space-between;padding:0 0 34px;color:var(--muted);font-size:11px}

@media(max-width:980px){
  .header-inner{grid-template-columns:1fr auto}
  .nav{display:none}
  .hero{grid-template-columns:1fr;min-height:auto;padding-top:80px}
  .hero-panel{min-height:520px}
  .section-main.split{grid-template-columns:1fr;gap:40px}
  .skills-grid{grid-template-columns:1fr 1fr}
  .featured-skill{grid-row:auto;grid-column:1/-1;min-height:320px}
  .featured-skill h3{margin-top:70px}
  .project-row{grid-template-columns:50px 1fr}
  .project-info{grid-column:2}
  .contact-card{grid-template-columns:1fr}
}

@media(max-width:680px){
  .container{width:min(100% - 22px,1180px)}
  .header-inner{min-height:66px}
  .brand-name,.header-actions .btn{display:none}
  .hero{padding-top:58px;padding-bottom:68px;gap:34px}
  .hero h1{font-size:clamp(46px,14vw,64px)}
  .hero-lead{font-size:16px}
  .hero-panel{min-height:460px}
  .analytics-card{padding:14px;border-radius:24px}
  .kpi strong{font-size:15px}
  .fc-one{right:0}.fc-two{left:0}
  .marquee{justify-content:flex-start}
  .section{padding:88px 0}
  .section h2{font-size:clamp(38px,11vw,52px)}
  .section-heading{display:block}
  .section-heading>p{margin-top:18px}
  .mini-facts>div{grid-template-columns:110px 1fr}
  .skills-grid{grid-template-columns:1fr}
  .featured-skill{grid-column:auto;min-height:300px}
  .project-row{grid-template-columns:1fr;gap:14px}
  .project-number{display:none}
  .project-info{grid-column:auto;padding:6px 2px 22px}
  .project-preview{min-height:230px}
  .timeline-item{grid-template-columns:1fr;gap:8px}
  .contact-card{padding:32px 24px}
  .footer{flex-direction:column;gap:6px}
}


/* v5: payment infrastructure preview */
.flow-ui{width:88%;display:grid;grid-template-columns:1fr auto 1.35fr auto 1fr;align-items:center;gap:8px;padding:22px;border-radius:18px;background:rgba(255,255,255,.10);color:#eef4ff;box-shadow:0 18px 50px rgba(0,0,0,.14)}
.flow-node{display:grid;place-items:center;min-height:52px;padding:8px;border:1px solid rgba(255,255,255,.14);border-radius:12px;background:rgba(255,255,255,.08);font-size:9px;font-weight:800;letter-spacing:.08em;text-align:center}
.flow-node.main{background:rgba(112,104,255,.28);border-color:rgba(172,166,255,.34)}
.flow-ui i{font-style:normal;color:#9fb7d9;font-weight:800}
.flow-ui small{grid-column:1/-1;text-align:center;color:#aebbd0;font-size:9px;letter-spacing:.08em}
@media(max-width:680px){.flow-ui{width:96%;padding:16px;gap:5px}.flow-node{font-size:7px;min-height:46px}}