:root{
  --bg:#0e1116; --bg2:#151a22; --card:#1a2029; --line:#262e3a;
  --text:#eef1f5; --muted:#9aa4b2; --accent:#ffcb05; --accent2:#3b82f6; --mercari:#ff4f5a;
  --radius:16px; --font:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box} html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);line-height:1.55;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.muted{color:var(--muted)} .small{font-size:.85rem} .accent{color:var(--accent)}
.link{color:var(--accent);text-decoration:none;font-weight:600} .link:hover{text-decoration:underline}

/* nav */
.nav{position:sticky;top:0;z-index:20;background:rgba(14,17,22,.85);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:60px;gap:12px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:-.02em;text-decoration:none;font-size:1.1rem}
.logo-mark{width:22px;height:22px;border:3px solid var(--accent);border-radius:6px;position:relative}
.logo-mark::after{content:"";position:absolute;inset:4px;background:var(--accent);border-radius:2px}
.nav-links{display:none;gap:22px}
.nav-links a{text-decoration:none;color:var(--muted);font-weight:500;font-size:.95rem} .nav-links a:hover{color:var(--text)}
@media(min-width:720px){.nav-links{display:flex}}

/* hero */
.hero{padding:56px 0 48px;background:radial-gradient(900px 400px at 85% -10%,rgba(255,203,5,.14),transparent 60%),radial-gradient(700px 400px at -10% 110%,rgba(59,130,246,.12),transparent 60%)}
.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-size:.75rem;color:var(--accent);font-weight:700;margin:0 0 14px}
h1{font-size:clamp(2.2rem,7vw,3.9rem);line-height:1.05;letter-spacing:-.035em;margin:0 0 18px;font-weight:850}
.lede{font-size:1.2rem;margin:0 0 6px;font-weight:600}
.lede-sm{color:var(--muted);max-width:560px;margin:0 0 26px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px}
.trust{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:10px 22px;color:var(--muted);font-size:.92rem}
.trust span{color:var(--accent);font-weight:800;margin-right:4px}

/* buttons */
.btn{display:inline-flex;white-space:nowrap;align-items:center;justify-content:center;padding:12px 18px;border-radius:12px;font-weight:700;text-decoration:none;font-size:.95rem;border:1px solid transparent;transition:transform .12s,background .12s}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--accent);color:#111} .btn-primary:hover{background:#ffd83d}
.btn-mercari{background:transparent;border-color:var(--mercari);color:#ff8a92} .btn-mercari:hover{background:rgba(255,79,90,.1)}
.btn-ghost{border-color:var(--line);color:var(--text)} .btn-ghost:hover{background:var(--bg2)}

/* sections */
.section{padding:56px 0} .section-alt{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
h2{font-size:clamp(1.6rem,4vw,2.2rem);letter-spacing:-.025em;margin:0 0 20px}
.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px}
.empty{color:var(--muted);border:1px dashed var(--line);border-radius:var(--radius);padding:28px;text-align:center;margin:0}

/* grid + cards */
.grid{display:grid;gap:20px;grid-template-columns:1fr}
@media(min-width:640px){.grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:980px){.grid{grid-template-columns:repeat(3,1fr)}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column}
.card.is-sold{opacity:.6}
.media{position:relative;background:#0b0e13;padding:16px 16px 12px}
.thumb{display:block;width:100%;aspect-ratio:3/4;border:0;padding:0;background:#0b0e13;border-radius:10px;overflow:hidden;cursor:zoom-in}
.thumb img{width:100%;height:100%;object-fit:contain}
.minis{display:flex;gap:8px;margin-top:10px}
.mini{width:52px;aspect-ratio:3/4;border:1px solid var(--line);border-radius:6px;overflow:hidden;padding:0;background:#000;cursor:zoom-in}
.mini img{width:100%;height:100%;object-fit:cover}
.badge{position:absolute;top:26px;left:26px;background:rgba(14,17,22,.88);border:1px solid var(--line);color:var(--text);font-size:.78rem;font-weight:700;padding:5px 10px;border-radius:999px}
.badge-live{background:#16a34a;border-color:#16a34a;color:#fff}
.badge-live::before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:#fff;margin-right:6px;vertical-align:1px;animation:pulse 1.6s infinite}
@keyframes pulse{50%{opacity:.25}}
.placeholder{cursor:default;display:grid;place-items:center;background:repeating-linear-gradient(135deg,#121720 0 12px,#10141c 12px 24px)}
.ph-slab{width:68%;aspect-ratio:3/4.6;border:2px solid #3a4454;border-radius:10px;background:linear-gradient(180deg,#1d2430,#141a23);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;position:relative;padding:12px;text-align:center}
.ph-slab::before{content:"";position:absolute;top:10px;left:10px;right:10px;height:16%;border-radius:6px;background:#c8102e;opacity:.85}
.ph-label{font-weight:800;font-size:.9rem;color:#fff;position:absolute;top:calc(10px + 4%);left:0;right:0}
.ph-text{color:var(--muted);font-weight:600;font-size:.95rem;margin-top:30px}
.body{padding:18px;display:flex;flex-direction:column;gap:8px;flex:1}
.set{margin:0;color:var(--muted);font-size:.82rem;text-transform:uppercase;letter-spacing:.06em;font-weight:600}
.card h3{margin:0;font-size:1.3rem;letter-spacing:-.02em}
.cond{display:flex;flex-wrap:wrap;gap:6px;margin:2px 0}
.pill{font-size:.78rem;font-weight:600;padding:4px 9px;border-radius:999px;background:#232b37;color:#cdd5df}
.pill-grade{background:rgba(255,203,5,.15);color:var(--accent)}
.price-row{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;margin-top:4px}
.price{font-size:1.6rem;font-weight:850;letter-spacing:-.02em}
.price.auction{font-size:1.25rem;color:#4ade80}
.notes{margin:0;color:var(--muted);font-size:.92rem}
.body p.small,.body p.muted{margin:0}
.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:auto;padding-top:10px}
.actions .btn{flex:1 1 140px}

/* about / faq / contact */
.about p,.contact p{max-width:680px;color:#cdd5df;font-size:1.05rem}
.faq details{border:1px solid var(--line);border-radius:12px;padding:0 18px;margin-bottom:12px;background:var(--card);max-width:780px}
.faq summary{cursor:pointer;font-weight:700;padding:16px 0;list-style:none;display:flex;justify-content:space-between}
.faq summary::after{content:"+";color:var(--accent);font-size:1.3rem;line-height:1} .faq details[open] summary::after{content:"–"}
.faq details p{margin:0 0 16px;color:#cdd5df}
.contact .actions .btn{flex:0 0 auto}

/* footer */
.footer{padding:36px 0 44px;border-top:1px solid var(--line)}
.footer-inner{display:flex;flex-wrap:wrap;gap:18px 40px;justify-content:space-between}
.footer-links{display:flex;gap:18px;flex-wrap:wrap} .footer-links a{color:var(--muted);text-decoration:none} .footer-links a:hover{color:var(--text)}
.fine{flex-basis:100%;color:#6b7686;font-size:.78rem;margin:0}

/* lightbox */
dialog#lightbox{border:0;padding:0;background:transparent;max-width:92vw;max-height:92vh}
dialog#lightbox::backdrop{background:rgba(0,0,0,.85)}
dialog#lightbox img{max-height:88vh;border-radius:10px}
.lb-close{position:absolute;top:8px;right:8px;width:40px;height:40px;border-radius:50%;border:0;background:rgba(0,0,0,.6);color:#fff;font-size:1.6rem;cursor:pointer}