:root{
  --bg:#050a12;
  --bg-soft:#07111f;
  --panel:#0b1727;
  --panel-2:#0e1d30;
  --line:rgba(155,187,223,.16);
  --text:#f3f7fb;
  --muted:#9fb0c3;
  --accent:#54d8ff;
  --accent-2:#79ffcf;
  --shadow:0 30px 80px rgba(0,0,0,.35);
  --radius:24px;
  --container:1160px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:
  radial-gradient(circle at 80% 10%,rgba(44,126,194,.18),transparent 26%),
  radial-gradient(circle at 10% 35%,rgba(51,214,191,.08),transparent 22%),var(--bg);color:var(--text);line-height:1.6}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font:inherit}
.container{width:min(var(--container),calc(100% - 40px));margin-inline:auto}
.section-shell{padding:110px 0;position:relative}
.skip-link{position:absolute;left:-9999px;top:10px;background:#fff;color:#000;padding:10px 14px;border-radius:8px;z-index:999}.skip-link:focus{left:10px}
.site-header{position:sticky;top:0;z-index:50;background:rgba(5,10,18,.72);backdrop-filter:blur(18px);border-bottom:1px solid transparent;transition:.25s}.site-header.scrolled{border-bottom-color:var(--line)}
.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:12px;font-weight:760}.brand-mark{display:grid;place-items:center;width:38px;height:38px;border:1px solid rgba(84,216,255,.5);border-radius:12px;background:linear-gradient(145deg,rgba(84,216,255,.12),rgba(121,255,207,.04));font-size:13px;letter-spacing:.06em}.brand-text{letter-spacing:-.02em}
.nav{display:flex;gap:28px;align-items:center}.nav a{font-size:14px;color:var(--muted);transition:.2s}.nav a:hover{color:var(--text)}
.menu-toggle{display:none;background:none;border:0;padding:8px}.menu-toggle span{display:block;width:24px;height:2px;background:#fff;margin:5px 0}
.hero{min-height:calc(100vh - 76px);display:grid;align-items:center;padding-top:70px;overflow:hidden}
.hero:after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(123,160,194,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(123,160,194,.04) 1px,transparent 1px);background-size:46px 46px;mask-image:linear-gradient(to bottom,rgba(0,0,0,.85),transparent 95%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:70px;align-items:center;position:relative;z-index:1}
.eyebrow{margin:0 0 18px;color:var(--accent);font-size:12px;font-weight:800;letter-spacing:.18em}
h1,h2,h3,p{margin-top:0}h1{font-size:clamp(48px,6vw,78px);line-height:1.02;letter-spacing:-.055em;margin-bottom:26px;max-width:820px}h1 span{color:transparent;background:linear-gradient(90deg,var(--accent),var(--accent-2));background-clip:text;-webkit-background-clip:text}h2{font-size:clamp(34px,4.2vw,56px);line-height:1.05;letter-spacing:-.045em;margin-bottom:18px}h3{letter-spacing:-.025em}
.hero-lead{font-size:18px;color:#c2d0df;max-width:730px;margin-bottom:34px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:48px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border-radius:14px;border:1px solid var(--line);cursor:pointer;font-weight:750;font-size:14px;transition:transform .2s,border-color .2s,background .2s}.btn:hover{transform:translateY(-2px)}.btn-primary{background:linear-gradient(135deg,var(--accent),#6fead1);color:#041018;border:0}.btn-secondary{background:rgba(255,255,255,.035)}.btn-ghost{border-color:transparent;color:#b7c7d8}.btn-ghost:hover{border-color:var(--line)}
.hero-proof{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.hero-proof div{padding-top:15px;border-top:1px solid var(--line)}.hero-proof strong,.hero-proof span{display:block}.hero-proof strong{font-size:14px}.hero-proof span{font-size:12px;color:var(--muted);margin-top:4px}
.hero-visual{display:flex;justify-content:center}.portrait-frame{position:relative;width:min(100%,430px);aspect-ratio:.79;border-radius:36px;padding:12px;background:linear-gradient(160deg,rgba(84,216,255,.28),rgba(255,255,255,.03) 28%,rgba(121,255,207,.15));box-shadow:var(--shadow)}.portrait-frame:before{content:"";position:absolute;inset:-1px;border-radius:36px;background:linear-gradient(140deg,rgba(84,216,255,.45),transparent 40%,rgba(121,255,207,.25));z-index:-1}.portrait-frame img{width:100%;height:100%;object-fit:cover;object-position:center 24%;border-radius:27px;filter:saturate(.88) contrast(1.04)}.portrait-grid{position:absolute;inset:0;border-radius:36px;background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:24px 24px;pointer-events:none;z-index:2}.status-card{position:absolute;left:-28px;bottom:32px;display:flex;align-items:center;gap:10px;padding:13px 16px;background:rgba(5,10,18,.88);border:1px solid var(--line);backdrop-filter:blur(10px);border-radius:14px;font-size:12px;z-index:3}.status-dot{width:8px;height:8px;background:var(--accent-2);border-radius:50%;box-shadow:0 0 0 6px rgba(121,255,207,.08)}.tech-chip{position:absolute;z-index:3;padding:7px 10px;background:#07111f;border:1px solid rgba(84,216,255,.24);border-radius:11px;font-size:11px;font-weight:800;letter-spacing:.08em}.chip-1{right:-18px;top:14%}.chip-2{right:-26px;top:31%}.chip-3{right:-15px;top:48%}
.section-heading{max-width:760px;margin-bottom:48px}.section-heading>p:last-child{color:var(--muted);font-size:17px}
.cards-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.skill-card{padding:28px 24px;border:1px solid var(--line);border-radius:22px;background:linear-gradient(160deg,rgba(255,255,255,.035),rgba(255,255,255,.012));min-height:330px;transition:.25s}.skill-card:hover{transform:translateY(-5px);border-color:rgba(84,216,255,.26)}.card-index{font-size:11px;color:var(--accent);font-weight:800}.skill-card h3{font-size:26px;margin:54px 0 12px}.skill-card p{color:var(--muted);font-size:14px}.tag-list{display:flex;gap:8px;flex-wrap:wrap;padding:0;margin:22px 0 0;list-style:none}.tag-list li{padding:6px 9px;border-radius:9px;border:1px solid var(--line);background:rgba(255,255,255,.025);font-size:11px;color:#c3d3e4}
.experience{background:linear-gradient(to bottom,transparent,rgba(9,20,34,.72),transparent)}.timeline{border-top:1px solid var(--line)}.timeline-item{display:grid;grid-template-columns:210px 1fr;gap:42px;padding:44px 0;border-bottom:1px solid var(--line)}.timeline-date{font-size:12px;color:var(--accent);font-weight:800;letter-spacing:.12em;padding-top:4px}.timeline-body{max-width:820px}.role-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px}.role-head h3{font-size:25px;margin-bottom:4px}.role-head p{color:var(--muted);font-size:14px}.role-badge{flex:0 0 auto;border:1px solid var(--line);padding:6px 9px;border-radius:9px;font-size:10px;color:#bdd0df;font-weight:800;letter-spacing:.1em}.timeline-body>p{color:#c3d1df}.timeline-body ul{padding-left:18px;margin-bottom:0;color:var(--muted)}.timeline-body li+li{margin-top:7px}
.fiber-feature{overflow:hidden}.fiber-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:68px;align-items:center}.fiber-number{display:flex;align-items:flex-end;gap:18px}.big-number{font-size:clamp(150px,21vw,290px);line-height:.7;font-weight:900;letter-spacing:-.08em;color:transparent;-webkit-text-stroke:1px rgba(84,216,255,.75);text-shadow:0 0 60px rgba(84,216,255,.09)}.fiber-number div{padding-bottom:12px}.fiber-number strong,.fiber-number span{display:block}.fiber-number strong{font-size:34px}.fiber-number div span{color:var(--muted);font-size:13px;max-width:140px}.fiber-copy>p:not(.eyebrow){color:var(--muted);font-size:17px}.fiber-path{display:flex;align-items:center;margin:36px 0 32px;overflow:auto;padding-bottom:5px}.fiber-path span{white-space:nowrap;border:1px solid rgba(84,216,255,.24);padding:8px 11px;border-radius:10px;font-size:11px;font-weight:750}.fiber-path i{display:block;width:36px;min-width:36px;height:1px;background:linear-gradient(90deg,var(--accent),rgba(84,216,255,.15));position:relative}.fiber-path i:after{content:"";position:absolute;right:0;top:-2px;width:5px;height:5px;border-radius:50%;background:var(--accent)}.fiber-details{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.fiber-details div{padding:18px;border:1px solid var(--line);border-radius:15px;background:rgba(255,255,255,.02)}.fiber-details strong,.fiber-details span{display:block}.fiber-details span{color:var(--muted);font-size:12px;margin-top:4px}
.projects{background:linear-gradient(to bottom,rgba(9,20,34,.58),transparent)}.project-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}.project-card{border:1px solid var(--line);border-radius:24px;padding:30px;background:linear-gradient(155deg,rgba(255,255,255,.04),rgba(255,255,255,.01));display:flex;flex-direction:column;min-height:520px}.project-featured{background:radial-gradient(circle at 100% 0,rgba(84,216,255,.12),transparent 30%),linear-gradient(155deg,rgba(255,255,255,.04),rgba(255,255,255,.01))}.project-topline{display:flex;justify-content:space-between;font-size:10px;font-weight:800;letter-spacing:.13em;color:var(--accent);margin-bottom:55px}.project-card h3{font-size:38px;margin-bottom:12px}.project-intro{color:#bccddd;font-size:16px;max-width:650px}.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:30px 0}.case-grid.compact{grid-template-columns:1fr}.case-grid div{border-top:1px solid var(--line);padding-top:13px}.case-grid span{font-size:10px;color:var(--accent);font-weight:800;text-transform:uppercase;letter-spacing:.1em}.case-grid p{font-size:13px;color:var(--muted);margin:7px 0 0}.project-footer{margin-top:auto;display:flex;justify-content:space-between;gap:18px;align-items:flex-end}.project-footer .tag-list{margin:0}.text-link{font-size:13px;font-weight:800;white-space:nowrap;color:var(--accent)}
.education-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:80px;align-items:start}.education-list{display:grid;gap:14px}.education-list article{display:flex;align-items:center;gap:18px;padding:24px;border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.025)}.edu-icon{display:grid;place-items:center;width:58px;height:58px;border:1px solid rgba(84,216,255,.22);border-radius:15px;color:var(--accent);font-size:10px;font-weight:900;letter-spacing:.1em}.education-list h3{margin:0 0 4px;font-size:20px}.education-list p{margin:0;color:var(--muted);font-size:13px}
.contact-card{padding:48px;border:1px solid rgba(84,216,255,.18);border-radius:28px;background:radial-gradient(circle at 90% 20%,rgba(84,216,255,.11),transparent 27%),linear-gradient(145deg,rgba(255,255,255,.045),rgba(255,255,255,.012));display:flex;justify-content:space-between;gap:42px;align-items:center}.contact-card>div:first-child{max-width:720px}.contact-card h2{font-size:clamp(32px,4vw,48px)}.contact-card p:last-child{color:var(--muted)}.contact-actions{display:flex;flex-direction:column;gap:10px;min-width:220px}
.footer{border-top:1px solid var(--line);padding:28px 0}.footer-wrap{display:flex;justify-content:space-between;gap:20px;color:#72869a;font-size:11px;letter-spacing:.06em}
.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,20px);background:#e9f9ff;color:#07111f;padding:11px 15px;border-radius:12px;font-size:13px;font-weight:750;opacity:0;pointer-events:none;transition:.25s;z-index:100}.toast.show{opacity:1;transform:translate(-50%,0)}
.reveal{opacity:0;transform:translateY(20px);transition:opacity .65s ease,transform .65s ease}.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}.btn,.skill-card{transition:none}}
@media (max-width:1000px){.hero-grid{grid-template-columns:1fr .72fr;gap:36px}.cards-grid{grid-template-columns:repeat(2,1fr)}.fiber-grid{grid-template-columns:1fr}.fiber-number{justify-content:center}.project-grid{grid-template-columns:1fr}.education-grid{grid-template-columns:1fr;gap:30px}.contact-card{align-items:flex-start;flex-direction:column}.contact-actions{flex-direction:row;min-width:0}.project-card{min-height:420px}}
@media (max-width:760px){.section-shell{padding:82px 0}.container{width:min(var(--container),calc(100% - 28px))}.menu-toggle{display:block}.nav{position:absolute;top:76px;left:14px;right:14px;display:none;flex-direction:column;align-items:stretch;gap:0;padding:12px;border:1px solid var(--line);border-radius:16px;background:rgba(5,10,18,.96)}.nav.open{display:flex}.nav a{padding:12px}.hero{padding-top:40px}.hero-grid{grid-template-columns:1fr}.hero-copy{order:1}.hero-visual{order:0}.portrait-frame{width:min(80vw,330px)}.status-card{left:-12px}.tech-chip{display:none}.hero-proof{grid-template-columns:1fr}.hero-proof div{padding:12px 0}.cards-grid{grid-template-columns:1fr}.skill-card{min-height:250px}.skill-card h3{margin-top:36px}.timeline-item{grid-template-columns:1fr;gap:12px}.role-head{flex-direction:column}.fiber-number{justify-content:flex-start}.fiber-details{grid-template-columns:1fr}.case-grid{grid-template-columns:1fr}.project-footer{align-items:flex-start;flex-direction:column}.project-card{padding:24px}.project-topline{margin-bottom:40px}.contact-card{padding:28px}.contact-actions{flex-direction:column;width:100%}.footer-wrap{flex-direction:column}.big-number{font-size:160px}}