:root{ --accent:#7c5cff; --bg:#0b1020; --text:#eef2ff; --muted:#b6c0d6; --card:rgba(255,255,255,.06); --line:rgba(255,255,255,.12); --radius:22px; }
*{box-sizing:border-box}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, "Noto Sans Thai", Arial, sans-serif;
  background: radial-gradient(1200px 800px at 10% 10%, rgba(124,92,255,.25), transparent 60%),
              radial-gradient(1000px 700px at 90% 20%, rgba(33,212,253,.18), transparent 60%),
              var(--bg);
  color:var(--text);
}
a{color:inherit; text-decoration:none}
.container{max-width:1060px; margin:0 auto; padding:28px 16px 60px;}
.nav{
  position:sticky; top:0; z-index:10;
  display:flex; align-items:center; justify-content:space-between;
  padding:12px 16px;
  border-bottom:1px solid var(--line);
  background: rgba(11,16,32,.7);
  backdrop-filter: blur(10px);
}
.nav__brand{font-weight:900; letter-spacing:.2px}
.nav__links{display:flex; gap:12px; flex-wrap:wrap}
.nav__links a{color:var(--muted); font-weight:800; font-size:13px; padding:8px 10px; border-radius:999px; border:1px solid transparent}
.nav__links a:hover{border-color:var(--line); background:rgba(255,255,255,.04); color:var(--text)}

.hero{padding:18px 0 8px}
.hero__grid{display:grid; grid-template-columns: 1.2fr .8fr; gap:18px; align-items:center}
.pill{
  display:inline-block; font-weight:900; font-size:12px; color:var(--muted);
  border:1px solid var(--line); padding:6px 10px; border-radius:999px;
  background: rgba(255,255,255,.04);
}
h1{margin:10px 0 6px; font-size:42px; line-height:1.1}
.role{color:var(--muted); font-weight:800}
.tagline{color:#d8deee; line-height:1.7; margin:10px 0 16px}

.btnPrimary{
  display:inline-block;
  padding:12px 16px; border-radius: 16px;
  background: linear-gradient(135deg, var(--accent), rgba(33,212,253,.55));
  font-weight:900;
}
.hero__avatar{
  border:1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255,255,255,.04);
  overflow:hidden;
}
.hero__avatar img{width:100%; height:360px; object-fit:cover; display:block}

.section{margin-top:26px; border-top:1px solid rgba(255,255,255,.08); padding-top:22px}
.section h2{margin:0 0 10px; font-size:22px}
.lead{color:#d8deee; line-height:1.8; margin:0 0 14px}
.chips{display:flex; flex-wrap:wrap; gap:10px}
.chip{
  border:1px solid var(--line);
  background: rgba(255,255,255,.04);
  padding:8px 10px;
  border-radius:999px;
  font-weight:800;
  color:var(--muted);
  font-size:13px;
}

.grid{display:grid; grid-template-columns: repeat(3, 1fr); gap:12px}
.card{
  border:1px solid var(--line);
  background: var(--card);
  border-radius: 18px;
  padding:14px;
  font-weight:900;
}

.gallery{display:grid; grid-template-columns: repeat(2,1fr); gap:12px}
.project{
  border:1px solid var(--line);
  background: var(--card);
  border-radius: 20px;
  overflow:hidden;
  transition: .15s transform ease;
}
.project:hover{transform: translateY(-2px)}
.project img{width:100%; height:190px; object-fit:cover; display:block}
.project__body{padding:12px}
.project__name{font-weight:900; margin-bottom:4px}
.project__desc{color:var(--muted); line-height:1.6; font-size:14px}
.project__go{margin-top:10px; font-weight:900; color:#e9ecff}

.contact{display:grid; grid-template-columns: .8fr 1.2fr; gap:12px}
.contact__info{
  border:1px solid var(--line);
  background: var(--card);
  border-radius: 20px;
  padding:14px;
}
.contact__label{color:var(--muted); font-weight:900; font-size:12px}
.contact__email{display:block; margin-top:6px; font-weight:900}
.contact__hint{margin-top:10px; color:var(--muted); font-size:12px; line-height:1.5}

.form{
  border:1px solid var(--line);
  background: var(--card);
  border-radius: 20px;
  padding:14px;
  display:flex; flex-direction:column; gap:10px;
}
input,textarea{
  width:100%;
  padding:12px 12px;
  border-radius: 14px;
  border:1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.04);
  color:var(--text);
  outline:none;
}
textarea{min-height:110px; resize:vertical}
.form__note{color:var(--muted); font-size:12px}

.siteFooter{
  border-top:1px solid rgba(255,255,255,.08);
  color:var(--muted);
  text-align:center;
  padding:18px 12px 28px;
}

@media (max-width: 920px){
  .hero__grid{grid-template-columns:1fr}
  .hero__avatar img{height:280px}
  .grid{grid-template-columns: repeat(2, 1fr)}
  .gallery{grid-template-columns: 1fr}
  .contact{grid-template-columns: 1fr}
  h1{font-size:36px}
}
@media (max-width: 520px){
  .grid{grid-template-columns: 1fr}
}