:root{
  --bg:#0b0d10;
  --panel:rgba(255,255,255,0.06);
  --panel2:rgba(255,255,255,0.08);
  --text:rgba(255,255,255,0.92);
  --muted:rgba(255,255,255,0.62);
  --line:rgba(255,255,255,0.10);

  --radius:14px;
  --maxw:1100px;

  --gap:18px;
  --gap2:14px;

  /* Small ergonomic improvements */
  --shadow: 0 12px 34px rgba(0,0,0,0.35);
}

*{box-sizing:border-box}
html,body{height:100%}

body{
  margin:0;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  background:
    radial-gradient(1200px 600px at 20% 0%, rgba(255,255,255,0.06), transparent 60%),
    radial-gradient(900px 500px at 80% 20%, rgba(255,255,255,0.04), transparent 55%),
    var(--bg);
  color:var(--text);
}

a{color:inherit;text-decoration:none}
a:hover{text-decoration:underline}

.wrap{width:min(var(--maxw),calc(100% - 32px));margin:0 auto}

/* Header */
.site-header{
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(10px);
  position:sticky;top:0;
  background:rgba(11,13,16,0.65);
  z-index:10;
}
.site-header .wrap{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 0;
}
.brand{font-weight:700;letter-spacing:.2px}
.nav a{margin-left:14px;color:var(--muted)}
.nav a:hover{color:var(--text)}

/* Typography / sections */
.hero{padding:26px 0 8px}
.hero h1{margin:0 0 8px;font-size:clamp(28px,4vw,42px)}
.muted{color:var(--muted)}
.meta{margin:0}

.section{padding:16px 0 34px}
.section-tight{padding:10px 0 18px}

h2{margin:0 0 10px;font-size:18px}
p{line-height:1.55;margin:0 0 10px}
p:last-child{margin-bottom:0}

ul{margin:10px 0 0}
.list-tight{margin:10px 0 0; padding-left:18px}
.list-tight li{margin:6px 0}

/* Generic panels */
.panel{
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:rgba(255,255,255,0.03);
  padding:14px;
  box-shadow: 0 0 0 rgba(0,0,0,0); /* keep calm; optional */
}

/* Grid (cards pages) */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
@media (max-width:960px){.grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.grid{grid-template-columns:1fr}}

/* Split layout: Overview + Spec */
.split{
  display:grid;
  grid-template-columns: 1.25fr 0.85fr;
  gap:var(--gap);
  align-items:start;
  padding-top:12px;
}

/* Right column card */
.spec-card{
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:rgba(255,255,255,0.03);
  padding:14px;
  box-shadow: var(--shadow);
}

/* Spec list (DL) */
.spec{
  margin:10px 0 0;
  display:grid;
  grid-template-columns: 120px 1fr;
  gap:8px 14px;
}
.spec dt{
  color:var(--muted);
  font-weight:600;
}
.spec dd{
  margin:0;
  min-width:0;
  word-break:break-word;
}

/* Compact cover INSIDE left column */
.lead{
  display:grid;
  grid-template-columns: minmax(220px, 280px) 1fr;
  gap:14px;
  align-items:start;
  margin:0;
}

.cover-mini{margin:0}
.cover-mini img{
  width:100%;
  display:block;
  aspect-ratio: 4 / 3;
  object-fit:cover;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(0,0,0,0.25);
}

/* Duo panels */
.duo{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:var(--gap);
}

/* Gallery */
.gallery{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:var(--gap2);
}
.gallery a{display:block}
.gallery img{
  width:100%;
  height:auto;
  aspect-ratio:4 / 3;
  object-fit:cover;
  display:block;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(0,0,0,0.25);
  transition:transform .18s ease, box-shadow .18s ease;
}
.gallery img:hover{
  transform:scale(1.01);
  box-shadow:0 10px 26px rgba(0,0,0,0.35);
}

/* Footer */
.site-footer{border-top:1px solid var(--line);padding:18px 0}

/* Mobile / vertical */
@media (max-width:960px){
  .split{grid-template-columns:1fr}
  .duo{grid-template-columns:1fr}
  .gallery{grid-template-columns:repeat(2,1fr)}
}

@media (max-width:640px){
  .wrap{width:min(var(--maxw),calc(100% - 24px))}
  .site-header .wrap{padding:12px 0}

  .hero{padding:20px 0 6px}
  .section{padding:14px 0 28px}
  .section-tight{padding:8px 0 14px}

  .lead{grid-template-columns:1fr}
  .cover-mini img{aspect-ratio:16 / 9}
  .gallery{grid-template-columns:1fr}
  .spec{grid-template-columns: 110px 1fr}
}

/* Gallery buttons (instead of links) */
.gitem{
  all: unset;
  display:block;
  cursor:pointer;
}
.gitem:focus-visible{
  outline:2px solid rgba(255,255,255,0.35);
  outline-offset:3px;
  border-radius:12px;
}

/* Lightbox */
.no-scroll{ overflow:hidden; }

.lightbox{
  position:fixed;
  inset:0;
  background:rgba(0,0,0,0.72);
  display:flex;
  align-items:center;
  justify-content:center;
  padding:18px;
  z-index:999;
}

.lightbox-img{
  max-width:min(1100px, 96vw);
  max-height:88vh;
  width:auto;
  height:auto;
  border-radius:14px;
  border:1px solid rgba(255,255,255,0.14);
  background:rgba(0,0,0,0.25);
  box-shadow: 0 22px 60px rgba(0,0,0,0.6);
}

.lightbox-close{
  position:fixed;
  top:14px;
  right:16px;
  width:40px;
  height:40px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,0.14);
  background:rgba(255,255,255,0.06);
  color:rgba(255,255,255,0.9);
  font-size:24px;
  line-height:1;
  cursor:pointer;
}
.lightbox-close:hover{
  background:rgba(255,255,255,0.10);
}