:root{
  --bg:#eef1f8;
  --glass:rgba(255,255,255,.62);
  --glass-brd:rgba(255,255,255,.85);
  --text:#141a2b;
  --muted:#5a6478;
  --border:rgba(20,26,43,.10);
  --brand:#4f46e5;
  --brand2:#9333ea;
  --brand-soft:rgba(99,102,241,.12);
  --green:#15803d; --green-soft:rgba(34,197,94,.14);
  --blue:#2563eb; --blue-soft:rgba(59,130,246,.14);
  --code-bg:rgba(255,255,255,.6);
  --shadow:0 8px 32px rgba(30,41,80,.10);
  --shadow-lg:0 20px 50px rgba(30,41,80,.16);
  --shadow-glow:0 12px 34px rgba(99,102,241,.35);
  --radius:18px;
  --topbar-h:64px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; color:var(--text);
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  font-size:15.5px; line-height:1.65; -webkit-font-smoothing:antialiased;
  background:
    radial-gradient(900px 500px at 8% -5%, rgba(99,102,241,.22), transparent 60%),
    radial-gradient(800px 520px at 100% 0%, rgba(168,85,247,.18), transparent 55%),
    radial-gradient(700px 600px at 50% 110%, rgba(6,182,212,.14), transparent 60%),
    var(--bg);
  background-attachment:fixed;
}
body::before{
  content:""; position:fixed; inset:0; z-index:-1; pointer-events:none;
  background-image:radial-gradient(rgba(20,26,43,.055) 1px, transparent 1px);
  background-size:26px 26px;
  -webkit-mask-image:radial-gradient(ellipse at 50% 40%, #000 30%, transparent 85%);
          mask-image:radial-gradient(ellipse at 50% 40%, #000 30%, transparent 85%);
}
::selection{background:rgba(99,102,241,.25)}
:focus-visible{outline:2px solid var(--brand); outline-offset:2px; border-radius:6px}
*::-webkit-scrollbar{width:10px; height:10px}
*::-webkit-scrollbar-track{background:transparent}
*::-webkit-scrollbar-thumb{background:rgba(20,26,43,.18); border-radius:99px; border:2px solid transparent; background-clip:content-box}
*::-webkit-scrollbar-thumb:hover{background:rgba(79,70,229,.55)}
.i{width:20px; height:20px; fill:none; stroke:currentColor; stroke-width:2; stroke-linecap:round; stroke-linejoin:round; flex:none}
.i-sm{width:15px; height:15px}
.glass{
  background:var(--glass);
  -webkit-backdrop-filter:blur(18px) saturate(160%);
          backdrop-filter:blur(18px) saturate(160%);
  border:1px solid var(--glass-brd);
  box-shadow:var(--shadow), inset 0 1px 0 rgba(255,255,255,.65);
}
a{color:var(--brand); text-decoration:none; text-underline-offset:3px}
a:hover{text-decoration:underline}
code{font-family:'JetBrains Mono',ui-monospace,Menlo,monospace; font-size:.88em; background:var(--code-bg); border:1px solid var(--border); border-radius:7px; padding:1px 6px; color:#4338ca}

.topbar{position:fixed; top:12px; left:14px; right:14px; height:var(--topbar-h); border-radius:18px; z-index:50; animation:slideDown .55s cubic-bezier(.22,1,.36,1) both}
.topbar-inner{height:100%; display:flex; align-items:center; gap:14px; padding:0 16px}
.brand{display:flex; align-items:center; gap:9px; font-weight:800; font-size:17px; color:var(--text); letter-spacing:-.02em}
.brand:hover{text-decoration:none}
.brand-mark{display:inline-flex; align-items:center; justify-content:center; width:34px; height:34px; border-radius:11px; background:linear-gradient(135deg,var(--brand),var(--brand2)); color:#fff; font-size:12px; font-weight:800; box-shadow:0 6px 16px rgba(99,102,241,.4); animation:markGlow 4s ease-in-out infinite}
.brand-sub{font-weight:500; color:var(--muted); font-size:14px}
.topnav{margin-left:auto; display:flex; align-items:center; gap:6px}
.topnav a{padding:8px 13px; border-radius:10px; color:var(--text); font-size:14px; font-weight:500; transition:.18s; display:inline-flex; align-items:center; gap:6px}
.topnav a:hover{background:var(--brand-soft); color:var(--brand); text-decoration:none}
.github-link{color:#fff !important; background:linear-gradient(135deg,#1b2130,#000); box-shadow:0 6px 16px rgba(0,0,0,.22)}
.github-link:hover{transform:translateY(-1px); box-shadow:0 10px 22px rgba(0,0,0,.28) !important}

.content{max-width:1080px; margin:0 auto; padding:calc(var(--topbar-h) + 46px) 24px 60px}
section{scroll-margin-top:96px}
.sec-title{position:relative; font-size:30px; letter-spacing:-.03em; margin:56px 0 6px; padding-top:16px; border-top:1px solid var(--border); font-weight:800}
.sec-title::before{content:""; position:absolute; top:-1px; left:0; width:64px; height:2px; border-radius:2px; background:linear-gradient(90deg,var(--brand),var(--brand2))}
.sec-sub{color:var(--muted); margin-top:0}
h3{font-size:16.5px; letter-spacing:-.01em; margin:0 0 8px; font-weight:700; display:flex; align-items:center; gap:8px}
h3 .i-sm{color:var(--brand)}
p{margin:10px 0}
ul{padding-left:22px}
li{margin:5px 0}
li::marker{color:var(--brand); font-weight:700}
b{font-weight:700}

.hero{text-align:center; padding:34px 0 10px}
.hero-badge{display:inline-flex; align-items:center; gap:8px; font-size:12.5px; font-weight:600; color:var(--brand); padding:7px 16px; border-radius:999px; margin-bottom:22px; animation:fadeUp .5s both}
.hero-badge::before{content:""; width:7px; height:7px; border-radius:50%; background:#22c55e; animation:pulse 2.2s ease-in-out infinite}
.hero h1{font-size:60px; line-height:1.04; letter-spacing:-.045em; margin:0 0 6px; font-weight:850; animation:fadeUp .55s .05s cubic-bezier(.22,1,.36,1) both}
.grad{background:linear-gradient(120deg,var(--brand) 10%,var(--brand2) 55%,#ec4899 90%); background-size:200% auto; -webkit-background-clip:text; background-clip:text; color:transparent; animation:gradShift 6s ease-in-out infinite}
.lead{font-size:18px; color:var(--muted); max-width:760px; margin:14px auto 26px; animation:fadeUp .55s .12s cubic-bezier(.22,1,.36,1) both}
.hero-actions{display:flex; gap:12px; justify-content:center; flex-wrap:wrap; margin-bottom:36px; animation:fadeUp .55s .18s cubic-bezier(.22,1,.36,1) both}
.btn{display:inline-flex; align-items:center; gap:7px; padding:12px 24px; border-radius:13px; font-weight:600; font-size:15px; transition:.2s cubic-bezier(.22,1,.36,1); border:1px solid transparent; cursor:pointer}
.btn:hover{text-decoration:none; transform:translateY(-2px)}
.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand2)); color:#fff; box-shadow:var(--shadow-glow)}
.btn-primary:hover{box-shadow:0 16px 40px rgba(99,102,241,.45)}
.btn-ghost{color:var(--text); border-color:var(--border)}
.btn-ghost:hover{border-color:rgba(99,102,241,.45); color:var(--brand); background:rgba(255,255,255,.7)}
.stats{display:grid; grid-template-columns:repeat(4,1fr); gap:14px; max-width:660px; margin:0 auto}
.stat{border-radius:16px; padding:16px 8px; transition:.22s; position:relative; overflow:hidden; animation:fadeUp .55s both}
.stat::after{content:""; position:absolute; left:22%; right:22%; top:0; height:2px; background:linear-gradient(90deg,transparent,var(--brand),transparent); opacity:.65}
.stat:nth-child(1){animation-delay:.24s}.stat:nth-child(2){animation-delay:.3s}.stat:nth-child(3){animation-delay:.36s}.stat:nth-child(4){animation-delay:.42s}
.stat:hover{transform:translateY(-4px); box-shadow:var(--shadow-lg)}
.stat b{display:block; font-size:30px; letter-spacing:-.03em; background:linear-gradient(135deg,var(--brand),var(--brand2)); -webkit-background-clip:text; background-clip:text; color:transparent}
.stat span{font-size:12.5px; color:var(--muted)}

.about-grid{display:grid; grid-template-columns:1fr 1fr; gap:16px}
.about-card{border-radius:var(--radius); padding:22px}
.check-list{list-style:none; padding:0; margin:6px 0 0}
.check-list li{display:flex; align-items:flex-start; gap:9px; margin:9px 0; font-size:14.5px}
.check-list .i-sm{color:var(--green); margin-top:4px}

.proj-grid{display:grid; grid-template-columns:repeat(auto-fit,minmax(270px,1fr)); gap:16px; margin-top:18px}
.proj-card{border-radius:var(--radius); padding:22px; transition:.25s cubic-bezier(.22,1,.36,1); display:flex; flex-direction:column}
.proj-card:hover{transform:translateY(-6px); box-shadow:var(--shadow-lg), 0 0 0 1px rgba(99,102,241,.25)}
.proj-top{display:flex; align-items:center; justify-content:space-between; margin-bottom:14px}
.proj-ico{width:44px; height:44px; display:flex; align-items:center; justify-content:center; background:linear-gradient(135deg,var(--brand-soft),rgba(168,85,247,.14)); border:1px solid rgba(99,102,241,.2); border-radius:13px; color:var(--brand); transition:.25s}
.proj-card:hover .proj-ico{transform:scale(1.08) rotate(-4deg); background:linear-gradient(135deg,var(--brand),var(--brand2)); color:#fff; border-color:transparent; box-shadow:0 8px 20px rgba(99,102,241,.38)}
.proj-card h3{font-size:19px; margin:0 0 6px}
.proj-card p{font-size:14px; color:var(--muted); margin:0 0 14px; flex:1}
.pill{display:inline-block; font-size:12px; font-weight:600; padding:2px 9px; border-radius:999px; white-space:nowrap}
.pill-green{background:var(--green-soft); color:var(--green)}
.pill-blue{background:var(--blue-soft); color:var(--blue)}
.tags{display:flex; flex-wrap:wrap; gap:6px; margin-bottom:14px}
.tag{font-size:11.5px; font-weight:600; padding:2px 9px; border-radius:7px; background:rgba(20,26,43,.05); border:1px solid var(--border); color:var(--muted)}
.proj-links{display:flex; gap:14px; font-size:14px; font-weight:600; border-top:1px solid var(--border); padding-top:12px}
.proj-links a{display:inline-flex; align-items:center; gap:6px}

.chips{display:flex; flex-wrap:wrap; gap:7px; margin-top:6px}
.chips span{font-size:12.5px; font-weight:600; padding:4px 11px; border-radius:999px; background:var(--brand-soft); color:var(--brand); border:1px solid rgba(99,102,241,.2)}

.contact-card{border-radius:var(--radius); padding:30px; text-align:center; background:linear-gradient(#fff,#fff) padding-box, linear-gradient(135deg,var(--brand),var(--brand2),#06b6d4) border-box; border:1.5px solid transparent; box-shadow:var(--shadow)}
.contact-card h3{justify-content:center; font-size:22px}
.contact-links{display:flex; gap:12px; justify-content:center; flex-wrap:wrap; margin:18px 0 10px}
.muted{color:var(--muted); font-size:14px}
.footer{margin-top:56px; padding-top:22px; border-top:1px solid var(--border); text-align:center; font-size:14px; color:var(--muted)}
.footer p{margin:4px 0}

@keyframes fadeUp{from{opacity:0; transform:translateY(14px)}to{opacity:1; transform:none}}
@keyframes slideDown{from{opacity:0; transform:translateY(-22px)}to{opacity:1; transform:none}}
@keyframes pulse{0%,100%{box-shadow:0 0 0 3px rgba(34,197,94,.25)}50%{box-shadow:0 0 0 7px rgba(34,197,94,.08)}}
@keyframes gradShift{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}
@keyframes markGlow{0%,100%{box-shadow:0 6px 16px rgba(99,102,241,.4)}50%{box-shadow:0 6px 24px rgba(168,85,247,.55)}}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important; animation-iteration-count:1 !important; transition-duration:.01ms !important}
}
@media (max-width:820px){
  .topbar{top:8px; left:8px; right:8px}
  .content{padding:calc(var(--topbar-h) + 34px) 16px 50px}
  .hero h1{font-size:42px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .about-grid{grid-template-columns:1fr}
  .topnav a:not(.github-link){display:none}
  .brand-sub{display:none}
}

.footer .socials{display:flex; gap:12px; justify-content:center}
.footer .socials a{display:inline-flex; align-items:center; justify-content:center; width:40px; height:40px; border-radius:12px; background:var(--glass-bg,#ffffff10); border:1px solid var(--border); color:var(--muted); transition:.2s}
.footer .socials a:hover{color:#fff; transform:translateY(-2px); border-color:#6366f1}

/* ===== Drawer ===== */
.menu-btn,.drawer-close{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:11px;flex:none;
  border:1px solid var(--border);background:var(--glass);color:var(--text);
  cursor:pointer;transition:.18s;padding:0;
}
.menu-btn:hover,.drawer-close:hover{color:var(--brand);border-color:rgba(99,102,241,.45);background:var(--brand-soft)}

.drawer{
  position:fixed;top:0;left:0;bottom:0;width:292px;max-width:86vw;z-index:60;
  border-radius:0 22px 22px 0;padding:18px 16px;
  display:flex;flex-direction:column;gap:6px;overflow-y:auto;
  transform:translateX(-105%);transition:transform .34s cubic-bezier(.22,1,.36,1);
}
body.drawer-open .drawer{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding-bottom:14px;border-bottom:1px solid var(--border);margin-bottom:8px}
.drawer-head .brand{font-size:16px}
.drawer-nav{display:flex;flex-direction:column;gap:3px}
.drawer-nav a{
  display:flex;align-items:center;gap:11px;padding:11px 13px;border-radius:12px;
  color:var(--text);font-weight:600;font-size:14.5px;transition:.18s;
}
.drawer-nav a:hover,.drawer-nav a.active{background:var(--brand-soft);color:var(--brand);text-decoration:none}
.drawer-nav a .i-sm{color:var(--muted);transition:.18s}
.drawer-nav a:hover .i-sm,.drawer-nav a.active .i-sm{color:var(--brand)}
.nav-label{font-size:11.5px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--muted);padding:14px 13px 5px}
.drawer-foot{margin-top:auto;padding-top:16px;border-top:1px solid var(--border);font-size:12.5px;color:var(--muted);font-style:italic}

.overlay{
  position:fixed;inset:0;z-index:55;background:rgba(10,14,26,.45);
  -webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);
  opacity:0;pointer-events:none;transition:opacity .3s;
}
body.drawer-open .overlay{opacity:1;pointer-events:auto}
body.drawer-open{overflow:hidden}

@media (max-width:820px){
  .drawer{top:0;bottom:0;left:0;width:84vw;max-width:340px;height:100%;max-height:100%;border-radius:0 22px 22px 0;transform:translateX(-105%)}
  body.drawer-open .drawer{transform:none}
}