:root{
  --bg: #0a0c10;
  --panel: #0e1117;
  --ink: #e6edf3;
  --muted: #9aa4b2;
  --brand: #ff2d55;   /* neon red */
  --cyan: #00d4ff;
  --line: #1f2630;
  --glow: 0 0 32px rgba(0,212,255,.25);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:
  radial-gradient(1200px 500px at 20% -10%, rgba(0,212,255,.06), transparent 40%),
  radial-gradient(900px 400px at 80% 10%, rgba(255,45,85,.06), transparent 40%),
  var(--bg);
color:var(--ink);font-family:Inter,system-ui,Segoe UI,Roboto,Helvetica,Arial,'Hiragino Kaku Gothic ProN','Noto Sans JP',sans-serif;line-height:1.8}
a{color:var(--cyan);text-decoration:none} a:hover{text-decoration:underline}
img{max-width:100%;display:block}
.container{max-width:1180px;margin:0 auto;padding:24px}

.header{position:sticky;top:0;backdrop-filter:blur(10px);background:rgba(10,12,16,.7);border-bottom:1px solid var(--line);z-index:20}
.nav{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:10px;font-weight:800}
.logo i{width:12px;height:12px;border-radius:3px;background:linear-gradient(90deg,var(--brand),var(--cyan));box-shadow:var(--glow)}
.nav a{padding:10px 12px;border-radius:10px}
.nav a.active,.nav a:hover{background:rgba(255,255,255,.04)}
.badge{margin-left:auto;font-size:12px;padding:4px 8px;border:1px solid var(--line);border-radius:999px;color:var(--muted);background:#0b0e13}

.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center;padding:30px 0}
.hero h1{font-size:46px;line-height:1.2;margin:0 0 10px}
.hero p{color:var(--muted);margin:0 0 18px}
.hero-card{border:1px solid var(--line);border-radius:18px;overflow:hidden;background:var(--panel);box-shadow:var(--glow)}
.hero-card img{width:100%;height:100%;object-fit:cover}
.ribbon{display:inline-flex;align-items:center;gap:8px;padding:6px 10px;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.03);color:var(--muted)}
.kicker{letter-spacing:.18em;text-transform:uppercase;font-size:12px;color:var(--cyan)}

.section{padding:22px 0}
.block{background:linear-gradient(180deg,#0c1016,#0a0c12);border:1px solid var(--line);border-radius:16px;box-shadow:var(--glow)}
.block .pad{padding:18px}

.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}

.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--glow)}
.card img{width:100%;height:200px;object-fit:cover}
.card .pad{padding:14px}
.card .muted{color:var(--muted);font-size:14px}

.table{width:100%;border-collapse:collapse}
.table th,.table td{padding:12px;border-bottom:1px solid var(--line);text-align:left}
.table thead th{color:#aab3bf}

.notice{padding:12px 14px;border-radius:12px;background:rgba(0,212,255,.08);border:1px solid rgba(0,212,255,.25);color:#bfefff}

.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.gallery img{width:100%;height:120px;object-fit:cover;border-radius:12px;border:1px solid var(--line);background:#0a0d12}

.footer{margin-top:36px;border-top:1px solid var(--line);color:var(--muted)}
.footer .row{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;padding:18px 0}

.btn{display:inline-block;padding:12px 14px;border-radius:12px;border:1px solid var(--line);background:#0f131a;color:var(--ink)}
.btn:hover{background:#121827}
.btn.primary{background:linear-gradient(90deg,var(--brand),var(--cyan));color:#0a0c10;border:none}

@media (max-width: 980px){
  .grid{grid-template-columns:1fr 1fr}
  .grid-2{grid-template-columns:1fr}
  .grid-4{grid-template-columns:1fr 1fr}
  .hero{grid-template-columns:1fr;gap:18px}
  .gallery{grid-template-columns:repeat(3,1fr)}
}
@media (max-width: 600px){
  .grid{grid-template-columns:1fr}
  .gallery{grid-template-columns:repeat(2,1fr)}
}