*{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#0a0b0f; --bg2:#0f1117; --card:#14161f; --line:#232634;
  --tx:#e7e9ee; --mut:#9aa0ad; --accent:#6366f1;
  --accent-soft:color-mix(in srgb, var(--accent) 18%, transparent);
}
html{scroll-behavior:smooth}
body{
  background:var(--bg); color:var(--tx);
  font-family:'Inter',system-ui,-apple-system,sans-serif; line-height:1.6;
  -webkit-font-smoothing:antialiased; overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
.glow{position:fixed;top:-30%;left:50%;transform:translateX(-50%);width:900px;height:900px;
  background:radial-gradient(circle, var(--accent-soft), transparent 60%);filter:blur(40px);z-index:-1;pointer-events:none}

.nav{position:sticky;top:0;z-index:20;display:flex;justify-content:space-between;align-items:center;
  padding:18px clamp(20px,6vw,80px);backdrop-filter:blur(12px);
  background:color-mix(in srgb, var(--bg) 72%, transparent);border-bottom:1px solid var(--line)}
.brand{font-weight:800;font-size:1.25rem;letter-spacing:-.02em}
.brand span{color:var(--accent)}
.nav nav{display:flex;gap:26px}
.nav nav a{color:var(--mut);font-size:.92rem;font-weight:500;transition:color .2s}
.nav nav a:hover{color:var(--tx)}
@media(max-width:640px){.nav nav{display:none}}

main{max-width:900px;margin:0 auto;padding:0 clamp(20px,6vw,40px)}

.hero{padding:min(9vh,76px) 0 42px;opacity:0;transform:translateY(16px);transition:.7s}
.hero.in{opacity:1;transform:none}
.badge{display:inline-flex;align-items:center;gap:8px;font-size:.8rem;color:var(--mut);
  border:1px solid var(--line);background:var(--card);padding:6px 12px;border-radius:999px;margin-bottom:22px}
.badge i{width:8px;height:8px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 4px #22c55e22;animation:pulse 2s infinite}
@keyframes pulse{50%{box-shadow:0 0 0 6px #22c55e00}}
.hero h1{font-size:clamp(2.6rem,7vw,4.4rem);font-weight:800;letter-spacing:-.03em;line-height:1.02}
.hero .role{font-size:clamp(1.2rem,3vw,1.7rem);font-weight:600;
  background:linear-gradient(90deg,var(--accent),color-mix(in srgb,var(--accent) 40%,#e7e9ee));
  -webkit-background-clip:text;background-clip:text;color:transparent;margin-top:6px}
.hero .tagline{color:var(--mut);font-size:1.08rem;max-width:560px;margin-top:14px}
.cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:24px}
.socials{display:flex;gap:20px;margin-top:18px}
.socials a{color:var(--mut);font-size:.92rem;font-weight:500;position:relative;transition:color .2s}
.socials a:hover{color:var(--accent)}

.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 22px;border-radius:11px;font-weight:600;font-size:.95rem;
  border:1px solid transparent;transition:transform .15s,box-shadow .2s,background .2s;cursor:pointer}
.btn:hover{transform:translateY(-2px)}
.btn.primary{background:var(--accent);color:#fff;box-shadow:0 8px 30px -8px var(--accent)}
.btn.ghost{border-color:var(--line);color:var(--tx);background:var(--card)}
.btn.big{font-size:1.05rem;padding:14px 28px}

.block{padding:32px 0;border-top:1px solid var(--line);opacity:0;transform:translateY(24px);transition:.6s}
.block.in{opacity:1;transform:none}
.block h2{font-size:1.42rem;font-weight:700;letter-spacing:-.02em;margin-bottom:16px;display:flex;align-items:baseline;gap:12px}
.block h2 span{font-family:'JetBrains Mono',monospace;font-size:.85rem;color:var(--accent);font-weight:500}
.prose{color:var(--mut);font-size:1rem;max-width:640px}
.meta{color:var(--mut);font-size:.9rem;margin-top:12px}

.timeline{display:flex;flex-direction:column;gap:4px}
.tl-item{display:flex;gap:20px;padding:0 0 18px;position:relative}
.tl-item:not(:last-child)::before{content:'';position:absolute;left:5px;top:16px;bottom:0;width:1px;background:var(--line)}
.tl-dot{width:11px;height:11px;border-radius:50%;background:var(--accent);margin-top:6px;flex:none;box-shadow:0 0 0 4px var(--accent-soft)}
.tl-body{flex:1}
.tl-head{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;align-items:baseline}
.tl-head h3{font-size:1.08rem;font-weight:600}
.tl-head .at{color:var(--accent);font-weight:500}
.when{font-family:'JetBrains Mono',monospace;font-size:.8rem;color:var(--mut);white-space:nowrap}
.tl-body p{color:var(--mut);margin-top:4px;font-size:.92rem;line-height:1.5}

.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden;transition:border-color .2s,transform .2s;display:flex;flex-direction:column}
.card:hover{border-color:color-mix(in srgb,var(--accent) 50%,var(--line));transform:translateY(-3px)}
.card .preview{position:relative;display:block;height:170px;background:#0f1117 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' fill='none' stroke='%23394054' stroke-width='1.6'%3E%3Crect x='3' y='4' width='18' height='14' rx='2'/%3E%3Cpath d='M3 15l4-4 4 4 6-6 4 4'/%3E%3C/svg%3E") center/24px no-repeat;overflow:hidden;border-bottom:1px solid var(--line)}
.card .preview img{width:100%;height:100%;object-fit:cover;object-position:top;display:block;transition:transform .5s}
/* frosted-glass sheen over the screenshot, clears on hover */
.card .preview::after{content:'';position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(135deg,rgba(255,255,255,.16),rgba(255,255,255,.03) 44%,rgba(10,12,18,.42));
  backdrop-filter:blur(2.5px) saturate(1.06);-webkit-backdrop-filter:blur(2.5px) saturate(1.06);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.24),inset 0 0 0 1px rgba(255,255,255,.06);
  transition:opacity .45s,backdrop-filter .45s}
.card:hover .preview::after{opacity:.3;backdrop-filter:blur(0) saturate(1);-webkit-backdrop-filter:blur(0) saturate(1)}
.card:hover .preview img{transform:scale(1.05)}
.card-body{padding:16px 18px}
.card-top{display:flex;justify-content:space-between;align-items:center;gap:10px}
.card-top h3{font-size:1.08rem;font-weight:700}
.card-links{display:flex;gap:12px}
.card-links a{color:var(--mut);font-size:.82rem;font-weight:500}
.card-links a:hover{color:var(--accent)}
.card p{color:var(--mut);font-size:.9rem;margin-top:8px;line-height:1.5}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tags span{font-family:'JetBrains Mono',monospace;font-size:.74rem;color:var(--tx);
  background:var(--accent-soft);border:1px solid color-mix(in srgb,var(--accent) 30%,transparent);padding:3px 9px;border-radius:7px}

.skills{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:12px;align-items:start}
.skill-group{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:border-color .2s,background .2s}
.skill-group[open]{border-color:color-mix(in srgb,var(--accent) 42%,var(--line))}
.skill-group summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:10px;
  padding:12px 15px;font-size:.82rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--tx);user-select:none;transition:color .2s}
.skill-group summary::-webkit-details-marker{display:none}
.skill-group summary:hover{color:var(--accent)}
.skill-group summary::after{content:'';width:7px;height:7px;border-right:2px solid var(--mut);border-bottom:2px solid var(--mut);
  transform:rotate(45deg);transition:transform .25s,border-color .2s;flex:none;margin-top:-2px}
.skill-group[open] summary::after{transform:rotate(-135deg);margin-top:2px}
.skill-group summary:hover::after{border-color:var(--accent)}
.sg-count{margin-left:auto;font-family:'JetBrains Mono',monospace;font-size:.7rem;font-weight:500;letter-spacing:0;
  color:var(--accent);background:var(--accent-soft);border:1px solid color-mix(in srgb,var(--accent) 30%,transparent);border-radius:999px;padding:1px 8px}
.skill-group .tags{padding:2px 15px 14px}
.skill-group[open] .tags{animation:sg-in .3s ease}
@keyframes sg-in{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}

.contact{text-align:center;border-bottom:1px solid var(--line)}
.contact h2{justify-content:center}
.contact .prose{margin:0 auto 26px}

footer{max-width:900px;margin:0 auto;padding:22px clamp(20px,6vw,40px);display:flex;justify-content:space-between;
  color:var(--mut);font-size:.85rem}
footer a{color:var(--mut)}footer a:hover{color:var(--accent)}