.meta-overlay{position:fixed;inset:0;z-index:80;background:rgba(3,20,30,.82);display:flex;align-items:center;justify-content:center;padding:18px;font-family:system-ui,-apple-system,"Segoe UI",sans-serif;color:#15323d}
.meta-overlay.hidden,.meta-page.hidden,.gacha-result.hidden{display:none!important}
.meta-shell{width:min(1100px,96vw);height:min(760px,94vh);background:#f5fbfd;border:3px solid #8fd0de;border-radius:22px;box-shadow:0 24px 80px rgba(0,0,0,.38);overflow:hidden;display:grid;grid-template-rows:auto 1fr}
.meta-head{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:12px 18px;background:linear-gradient(90deg,#0b4f68,#16748c);color:#fff}
.meta-head h2{margin:0;font-size:24px}.meta-head-stats{display:flex;gap:8px;flex-wrap:wrap}.meta-head-stats span{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);padding:6px 9px;border-radius:999px;font-size:12px}.meta-head-stats b{font-size:14px}.meta-close{border:0;background:#fff;color:#0b4f68;border-radius:9px;min-height:38px;padding:6px 12px;font-weight:800;cursor:pointer}
.meta-body{overflow:auto;padding:18px}.meta-page{min-height:100%}.meta-title-row{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:14px}.meta-title-row h3{margin:0;font-size:24px;color:#0b4f68}.meta-back{border:1px solid #8ab8c2;background:#fff;border-radius:8px;padding:7px 10px;font-weight:700;cursor:pointer}
.home-hero{display:grid;grid-template-columns:1.3fr .7fr;gap:16px;background:#e9f7fa;border:1px solid #b9dfe6;border-radius:16px;padding:16px;margin-bottom:15px}.home-hero h3{margin:0 0 8px;font-size:28px;color:#0b4f68}.home-hero p{margin:0;line-height:1.65}.progress-card{display:grid;grid-template-columns:repeat(4,1fr);gap:7px}.progress-card div{background:#fff;border:1px solid #cce4e9;border-radius:12px;padding:10px;text-align:center}.progress-card span{display:block;font-size:11px;color:#678}.progress-card b{font-size:22px;color:#0b4f68}.progress-card small{grid-column:1/-1;text-align:center;color:#678}
.meta-menu-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.meta-menu-btn{min-height:112px;border:1px solid #a9d4dc;background:#fff;border-radius:14px;padding:12px;cursor:pointer;text-align:left}.meta-menu-btn:hover{border-color:#16748c;transform:translateY(-1px)}.meta-menu-btn strong{display:block;font-size:18px;color:#0b4f68;margin-bottom:6px}.meta-menu-btn span{font-size:12px;color:#5e747b;line-height:1.45}.meta-menu-btn.primary{background:#0b4f68;color:#fff;border-color:#0b4f68}.meta-menu-btn.primary strong,.meta-menu-btn.primary span{color:#fff}.prototype-note{margin-top:14px;padding:10px 12px;border-radius:10px;background:#fff5d8;border:1px solid #ead391;font-size:12px;line-height:1.6}.danger-link{margin-top:12px;border:0;background:transparent;color:#a33;text-decoration:underline;cursor:pointer;font-size:11px}
.gacha-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.gacha-card{background:#fff;border:1px solid #bfdde3;border-radius:16px;padding:16px;text-align:center}.gacha-card h4{margin:0 0 5px;color:#0b4f68;font-size:20px}.gacha-card p{min-height:46px;font-size:12px;color:#60777d}.gacha-card button{width:100%;min-height:48px;border:0;border-radius:10px;background:#0b6f88;color:#fff;font-size:17px;font-weight:900;cursor:pointer}.gacha-card button:disabled{background:#b8c5c9;cursor:not-allowed}.gacha-card button small{display:block;font-size:10px;font-weight:600}.gacha-history{margin-top:16px;background:#fff;border:1px solid #d3e6ea;border-radius:12px;padding:12px}.gacha-history h4{margin:0 0 8px}.gacha-history ul{list-style:none;margin:0;padding:0}.gacha-history li{display:grid;grid-template-columns:55px 1fr 40px;gap:8px;padding:6px 4px;border-top:1px solid #edf3f5;font-size:12px}.gacha-history li:first-child{border-top:0}.gacha-history em{text-align:right;font-style:normal;font-weight:900}
.collection-tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:12px}.collection-tabs button{border:1px solid #9cc9d2;background:#fff;border-radius:999px;padding:7px 13px;font-weight:800;cursor:pointer}.collection-tabs button.active{background:#0b4f68;color:#fff}.meta-card-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px}.meta-item{position:relative;background:#fff;border:1px solid #c9dfe4;border-radius:12px;padding:8px;min-width:0}.meta-item.unowned{opacity:.58}.meta-item.locked{filter:grayscale(.45)}.meta-item img{width:100%;height:92px;object-fit:cover;border-radius:8px;background:#e8f3f5}.meta-item>b{display:block;margin-top:6px;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.meta-item>small{display:block;color:#71858b;font-size:9px}.meta-item>p{font-size:9.5px;line-height:1.35;height:39px;overflow:hidden;margin:5px 0}.owned-count{display:block;background:#edf7f9;border-radius:6px;padding:4px;font-size:9px;font-weight:800;text-align:center}.meta-rarity{position:absolute;top:5px;right:5px;z-index:2;border-radius:999px;padding:2px 6px;font-size:9px;font-weight:900;background:#eef}.rarity-n{background:#e8eef0;color:#496068}.rarity-r{background:#dff1ff;color:#17618a}.rarity-sr{background:#fff0bf;color:#845d00}.meta-icon{height:92px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:45px;background:#eaf5f7;color:#0b647a}.meta-icon-skill{background:#eef0ff;color:#5159a9}.meta-icon-material{background:#f2f5eb;color:#65773a}.meta-icon-effect{background:#fff1e6;color:#9a5720}
.deck-summary{display:flex;align-items:center;justify-content:space-between;background:#e9f7fa;border-radius:10px;padding:9px 12px;margin-bottom:10px}.deck-controls{display:grid;grid-template-columns:32px 1fr 32px;gap:4px;align-items:center;margin-top:6px}.deck-controls button{min-height:30px;border:1px solid #9ec8d0;background:#f6fbfc;border-radius:6px;font-size:18px;font-weight:900;cursor:pointer}.deck-controls button:disabled{opacity:.35}.deck-controls strong{text-align:center;font-size:11px}
.unlock-status{padding:10px 12px;border-radius:10px;margin-bottom:12px;font-weight:800}.unlock-status.open{background:#e5f7ec;border:1px solid #a8d5b8;color:#28643d}.unlock-status.closed{background:#f4f4f4;border:1px solid #ccc;color:#666}.effect-unlocks{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin-bottom:14px}.effect-unlock{background:#fff;border:1px solid #ccdfe3;border-radius:10px;padding:10px}.effect-unlock b,.effect-unlock span,.effect-unlock small{display:block}.effect-unlock.open{border-color:#7fc09a;background:#effaf3}.effect-unlock.closed{opacity:.6}.effect-unlock span{font-size:11px;margin-top:4px}.effect-unlock small{font-size:9px;color:#778}
.recipe-grid{display:grid;gap:10px}.recipe-card{display:grid;grid-template-columns:1.3fr 45px 1fr 110px;gap:8px;align-items:center;background:#fff;border:1px solid #c8dfe4;border-radius:12px;padding:10px}.recipe-mats{display:flex;align-items:center;gap:6px}.recipe-mats span{flex:1;background:#f4f8f9;padding:8px;border-radius:8px;font-size:10px;font-weight:800}.recipe-mats small{display:block;font-size:9px;color:#788;margin-top:3px}.recipe-arrow{text-align:center;font-size:22px}.recipe-result strong,.recipe-result small{display:block}.recipe-result strong{color:#0b4f68}.recipe-result small{font-size:9px;color:#667}.recipe-card button{min-height:40px;border:0;border-radius:8px;background:#0b6f88;color:#fff;font-weight:900;cursor:pointer}.recipe-card button:disabled{background:#b9c4c7}
.gacha-result{position:fixed;inset:0;z-index:120;background:rgba(0,0,0,.6);display:flex;align-items:center;justify-content:center;padding:20px}.gacha-result-card{width:min(360px,92vw);background:#fff;border-radius:18px;padding:18px;text-align:center;box-shadow:0 18px 60px rgba(0,0,0,.35)}.gacha-result-card h3{margin:0 0 12px;color:#0b4f68}.result-item{position:relative}.result-item img,.result-item .meta-icon{width:180px;height:150px;object-fit:cover;margin:0 auto;border-radius:12px}.result-item .meta-rarity{position:static;display:inline-block;margin-top:8px}.result-item strong{display:block;font-size:20px;margin-top:6px}.result-item small{display:block;color:#678}.result-item p{font-size:12px;line-height:1.5}.gacha-result-card button{min-height:40px;padding:7px 20px;border:0;border-radius:9px;background:#0b4f68;color:#fff;font-weight:900;cursor:pointer}

@media(max-width:760px){.progress-card{grid-template-columns:repeat(2,1fr)}.meta-overlay{padding:5px}.meta-shell{width:99vw;height:98vh;border-radius:14px}.meta-head{padding:8px 10px}.meta-head h2{font-size:18px}.meta-head-stats{gap:4px}.meta-head-stats span{padding:4px 6px;font-size:9px}.meta-body{padding:10px}.home-hero{grid-template-columns:1fr;padding:12px}.home-hero h3{font-size:22px}.meta-menu-grid{grid-template-columns:repeat(2,1fr);gap:8px}.meta-menu-btn{min-height:88px;padding:9px}.meta-menu-btn strong{font-size:15px}.meta-menu-btn span{font-size:10px}.gacha-grid{grid-template-columns:1fr}.gacha-card p{min-height:0}.meta-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.meta-item img,.meta-icon{height:105px}.recipe-card{grid-template-columns:1fr}.recipe-arrow{transform:rotate(90deg)}.effect-unlocks{grid-template-columns:1fr}.progress-card b{font-size:18px}}


/* ===== アカウント / サーバーセーブ ===== */
.account-btn{white-space:nowrap}
.account-summary{
  margin-top:12px;padding:10px 12px;border:1px solid #c8dbe3;border-radius:12px;
  background:#f7fbfc;display:flex;align-items:center;justify-content:space-between;gap:12px
}
.account-summary>div{display:flex;flex-direction:column;gap:3px}
.account-summary span{font-size:12px;color:#526b76}
.account-summary button{
  border:0;border-radius:9px;padding:9px 13px;background:#0b6f8d;color:#fff;font-weight:800;cursor:pointer
}
.account-overlay{
  position:fixed;inset:0;z-index:12000;background:rgba(2,18,28,.72);
  display:flex;align-items:center;justify-content:center;padding:16px
}
.account-overlay.hidden{display:none}
.account-card{
  position:relative;width:min(440px,94vw);background:#fff;border-radius:18px;padding:22px;
  box-shadow:0 24px 70px rgba(0,0,0,.35);color:#173344
}
.account-card h2{margin:0 34px 8px 0;font-size:22px}
.account-card>p{margin:0 0 16px;color:#536a76;line-height:1.55}
.account-close{
  position:absolute;right:12px;top:10px;width:34px;height:34px;border:0;border-radius:50%;
  background:#eef5f7;font-size:22px;cursor:pointer
}
.account-card label{display:block;margin:10px 0;font-weight:800;font-size:13px}
.account-card input{
  display:block;width:100%;box-sizing:border-box;margin-top:5px;padding:11px 12px;
  border:1px solid #b8cbd2;border-radius:10px;font-size:16px;background:#fff;color:#173344
}
.account-actions{display:flex;gap:9px;margin:15px 0 9px}
.account-actions button{
  flex:1;border:1px solid #aac4cd;border-radius:10px;padding:11px 12px;
  background:#f7fbfc;color:#173344;font-weight:900;cursor:pointer
}
.account-actions button.primary{background:#0b6f8d;color:#fff;border-color:#0b6f8d}
.account-card small{display:block;color:#6b7f87;line-height:1.45}
.account-message{min-height:20px;margin-top:10px;font-weight:800;font-size:13px}
.account-message.ok{color:#16713b}.account-message.error{color:#b32e2e}
.account-logged-box{
  display:flex;flex-direction:column;gap:5px;padding:14px;border-radius:12px;background:#f2f9fb;border:1px solid #c9dfe6
}
.account-logged-box strong{font-size:20px}
.account-logged-box small{color:#4f6873}
@media(max-width:700px){
  .account-summary{align-items:stretch;flex-direction:column}
  .account-summary button{width:100%}
  .account-actions{flex-direction:column}
}