/* Uburia sitehub — shared stylesheet. Dark, editorial, high-density. No external assets. */

:root{
  --bg: #0b0a0f;
  --bg-alt: #131017;
  --card: #17141d;
  --card-hover: #1e1a25;
  --text: #ece7f0;
  --text-dim: #a89fb3;
  --text-faint: #6f6779;
  --accent: #b98ee0;
  --accent-2: #7c8fe8;
  --accent-soft: rgba(185,142,224,0.14);
  --border: #2a2432;
  --warn-bg: #2a1f14;
  --warn-border: #4a3a20;
  --warn-text: #e8c98a;
  --radius: 14px;
  --maxw: 1100px;
  font-size: 16px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  background: radial-gradient(ellipse at top, var(--bg-alt) 0%, var(--bg) 55%);
  color: var(--text);
  font-family: -apple-system, "Hiragino Sans", "Yu Gothic", "Noto Sans JP", sans-serif;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

a{ color: var(--accent); text-decoration: none; }
a:hover{ color: var(--accent-2); }

img{ max-width:100%; display:block; }

.wrap{ max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

/* ---------- Age Gate ---------- */
#age-gate{
  position: fixed; inset:0; z-index: 999;
  background: #050407;
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
}
#age-gate .box{
  max-width: 440px; text-align:center;
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: var(--radius);
  padding: 40px 28px;
}
#age-gate .logo{ width:56px; height:56px; margin: 0 auto 18px; border-radius: 50%; overflow:hidden; }
#age-gate h1{ font-size: 1.3rem; letter-spacing: .08em; margin: 0 0 12px; }
#age-gate p{ color: var(--text-dim); font-size: .92rem; margin: 0 0 10px; }
#age-gate .legal-note{ font-size: .74rem; color: var(--text-faint); margin-top: 18px; line-height:1.6; }
#age-gate .btns{ display:flex; gap:10px; margin-top: 22px; }
#age-gate button{
  flex:1; padding: 13px 10px; border-radius: 999px; border:1px solid var(--border);
  font-size: .9rem; cursor:pointer; font-weight:600; letter-spacing:.03em;
}
#age-gate .enter{ background: linear-gradient(135deg, var(--accent), var(--accent-2)); color:#0b0a0f; border:none; }
#age-gate .leave{ background: transparent; color: var(--text-dim); }
/* Fail-safe R18 gate: overlay is shown by DEFAULT (fixed, opaque, full-screen),
   so with JS disabled or during load the adult content stays covered.
   JS adds .age-ok only after confirmation / prior acceptance. */
body.gated:not(.age-ok){ overflow:hidden; }
body.age-ok #age-gate{ display:none; }

/* ---------- Header ---------- */
header.site{
  position: sticky; top:0; z-index: 50;
  background: rgba(11,10,15,0.86); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
header.site .bar{ display:flex; align-items:center; justify-content:space-between; padding: 14px 20px; max-width: var(--maxw); margin:0 auto; }
header.site .brand{ display:flex; align-items:center; gap:10px; }
header.site .brand img{ width:30px; height:30px; border-radius:50%; }
header.site .brand span{ font-weight:700; letter-spacing:.14em; font-size:1.05rem; }
header.site nav{ display:flex; gap:18px; font-size:.85rem; }
header.site nav a{ color: var(--text-dim); }
header.site nav a:hover{ color: var(--text); }

/* ---------- Hero ---------- */
.hero{
  position:relative; overflow:hidden;
  min-height: 62vh; display:flex; align-items:flex-end;
  border-bottom: 1px solid var(--border);
}
.hero img.bg{
  position:absolute; inset:0; width:100%; height:100%; object-fit:cover; opacity:.5;
  filter: saturate(0.9);
}
.hero::after{
  content:""; position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(11,10,15,0.15) 0%, rgba(11,10,15,0.94) 92%);
}
.hero .content{ position:relative; z-index:2; padding: 60px 20px 44px; max-width: var(--maxw); margin:0 auto; width:100%; }
.hero .tag-strip{ display:flex; gap:8px; flex-wrap:wrap; margin-bottom: 16px; }
.hero .chip{ font-size:.68rem; letter-spacing:.06em; padding:4px 10px; border:1px solid var(--border); border-radius:999px; color:var(--text-dim); }
.hero h1{ font-size: clamp(1.8rem, 5vw, 3rem); margin: 0 0 14px; letter-spacing:.02em; }
.hero h1 small{ display:block; font-size: .42em; color: var(--text-dim); font-weight:400; letter-spacing:.2em; margin-bottom:10px; }
.hero p.lead{ max-width: 560px; color: var(--text-dim); font-size: 1rem; margin:0 0 22px; }
.hero .cta-row{ display:flex; gap:12px; flex-wrap:wrap; }
.btn{
  display:inline-block; padding: 12px 24px; border-radius: 999px; font-size:.88rem; font-weight:600;
  border: 1px solid var(--border); letter-spacing:.03em;
}
.btn.primary{ background: linear-gradient(135deg, var(--accent), var(--accent-2)); color:#0b0a0f; border:none; }
.btn.ghost{ color: var(--text); }
.btn.disabled{ color: var(--text-faint); border-color: var(--border); pointer-events:none; opacity:.55; }

/* ---------- Sections ---------- */
section{ padding: 56px 0; }
section h2{ font-size: 1.4rem; letter-spacing:.04em; margin: 0 0 6px; }
section .section-sub{ color: var(--text-faint); font-size:.82rem; margin: 0 0 28px; }

/* ---------- Genre grid ---------- */
.grid{ display:grid; grid-template-columns: repeat(auto-fill, minmax(230px,1fr)); gap:18px; }
.card{
  background: var(--card); border:1px solid var(--border); border-radius: var(--radius);
  overflow:hidden; transition: transform .25s ease, border-color .25s ease, background .25s ease;
}
.card:hover{ transform: translateY(-4px); border-color: var(--accent); background: var(--card-hover); }
.card .thumb{ aspect-ratio: 3/4; overflow:hidden; position:relative; background:#000; }
.card .thumb img{ width:100%; height:100%; object-fit:cover; transition: transform .5s ease; }
.card:hover .thumb img{ transform: scale(1.06); }
.card .thumb .badge{ position:absolute; top:10px; left:10px; font-size:.62rem; letter-spacing:.06em; background: rgba(11,10,15,.75); border:1px solid var(--border); padding:3px 8px; border-radius:999px; color: var(--text-dim); }
.card .body{ padding: 14px 16px 18px; }
.card .body h3{ font-size: 1rem; margin: 0 0 4px; }
.card .body .i18n{ font-size:.7rem; color: var(--text-faint); margin: 0 0 10px; }
.card .body p{ font-size: .82rem; color: var(--text-dim); margin: 0 0 14px; }
.card .body .btn{ width:100%; text-align:center; padding: 10px; font-size:.8rem; }

/* ---------- Platform cards ---------- */
.platforms{ display:grid; grid-template-columns: repeat(auto-fill, minmax(240px,1fr)); gap:16px; }
.plat-card{
  background: var(--card); border:1px solid var(--border); border-radius: var(--radius); padding: 22px;
  display:flex; flex-direction:column; gap:10px;
}
.plat-card h3{ margin:0; font-size:1.02rem; }
.plat-card p{ margin:0; color: var(--text-dim); font-size:.82rem; flex:1; }
.plat-card .status{ font-size:.68rem; letter-spacing:.06em; color: var(--accent); }
.plat-card .status.soon{ color: var(--text-faint); }

/* ---------- Statement / trust box ---------- */
.statement{
  border: 1px solid var(--warn-border); background: var(--warn-bg); border-radius: var(--radius);
  padding: 22px 24px; font-size: .82rem; color: var(--warn-text); line-height:1.8;
}
.statement h3{ margin:0 0 10px; font-size:.92rem; color: var(--text); }

/* ---------- Footer ---------- */
footer.site{
  border-top: 1px solid var(--border); padding: 40px 0 60px; margin-top: 30px;
  color: var(--text-faint); font-size: .76rem;
}
footer.site .flinks{ display:flex; gap:16px; flex-wrap:wrap; margin-bottom: 14px; }
footer.site .flinks a{ color: var(--text-dim); }
footer.site .disclaimer{ max-width: 640px; line-height:1.8; }

/* ---------- Article / genre page ---------- */
.crumbs{ font-size:.78rem; color: var(--text-faint); padding: 16px 0 0; }
.crumbs a{ color: var(--text-dim); }
.article-body{ font-size:.95rem; color: var(--text-dim); max-width: 720px; }
.article-body p{ margin: 0 0 16px; }

/* FANZA作品紹介記事 */
.work-thumb{ display:block; max-width:300px; margin:22px 0; border:1px solid var(--border); border-radius:10px; overflow:hidden; background:#000; position:relative; }
.work-thumb img{ display:block; width:100%; height:auto; }
.work-thumb .badge{ position:absolute; top:10px; left:10px; font-size:.62rem; letter-spacing:.06em; background: rgba(11,10,15,.75); border:1px solid var(--border); padding:3px 8px; border-radius:999px; color: var(--text-dim); }
.work-thumb .cap{ font-size:.72rem; color: var(--text-faint); padding:8px 10px; }
.work-info{ width:100%; border-collapse:collapse; font-size:.86rem; margin: 6px 0 26px; color: var(--text-dim); }
.work-info th, .work-info td{ text-align:left; padding:10px 12px; border-bottom:1px solid var(--border); vertical-align:top; }
.work-info th{ width:34%; color: var(--text-faint); font-weight:600; white-space:nowrap; }
.buy-row{ margin:26px 0 10px; }
.pr-note{ font-size:.74rem; color: var(--text-faint); margin-top:10px; }

@media (max-width: 640px){
  header.site nav{ gap:12px; font-size:.78rem; }
  .hero{ min-height: 52vh; }
  #age-gate .btns{ flex-direction:column; }
}