:root{
  --hall-black:#0b0710; --hall-deep:#171025; --panel:#1e1630;
  --neon-pink:#ff2d78; --neon-cyan:#25e5ff; --lamp-gold:#ffc832;
  --text:#f2eefa; --text-dim:#9c93b5;
}
*{box-sizing:border-box;}
body{
  margin:0;
  background:
    radial-gradient(circle at 20% 0%, rgba(255,45,120,.18), transparent 45%),
    radial-gradient(circle at 85% 15%, rgba(37,229,255,.15), transparent 45%),
    var(--hall-black);
  color:var(--text); font-family:"Noto Sans JP",sans-serif;
  line-height:1.9; padding:0 16px 80px;
}
.wrap{max-width:760px;margin:0 auto;}

.crumb{font-size:12px;color:var(--text-dim);padding:18px 0 0;}
.crumb a{color:var(--neon-cyan);text-decoration:none;}

/* サイト共通ヘッダー */
.site-bar{
  background:rgba(11,7,16,.82);
  border-bottom:1px solid rgba(200,194,216,.18);
  backdrop-filter:blur(8px);
  margin:0 -16px;padding:0 16px;
}
.site-bar-inner{
  max-width:760px;margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;
  gap:12px;flex-wrap:wrap;padding:12px 0;
}
.site-logo{
  font-family:"Reggae One",cursive;font-size:17px;
  color:var(--lamp-gold);text-decoration:none;
  letter-spacing:.06em;text-shadow:0 0 10px rgba(255,200,50,.5);
  white-space:nowrap;
}
.site-nav{display:flex;gap:18px;flex-wrap:wrap;}
.site-nav a{
  color:var(--text-dim);text-decoration:none;font-size:13px;
  padding:3px 0;border-bottom:2px solid transparent;white-space:nowrap;
}
.site-nav a:hover{color:var(--neon-cyan);}
.site-nav a.current{color:var(--text);border-bottom-color:var(--neon-pink);}

header{text-align:center;padding:18px 0 20px;}
.eyebrow{font-family:"DotGothic16",monospace;color:var(--neon-cyan);
  letter-spacing:.25em;font-size:11px;margin:0 0 10px;}
h1{font-family:"Reggae One",cursive;font-size:clamp(21px,5vw,32px);
  margin:0;line-height:1.4;color:#fff;
  text-shadow:0 0 8px var(--neon-pink),0 0 24px rgba(255,45,120,.6),0 3px 0 #7a0b39;}

.spec-bar{
  display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin:18px 0 0;
}
.spec-bar span{
  background:rgba(255,255,255,.06);border:1px solid rgba(200,194,216,.28);
  border-radius:999px;padding:5px 14px;font-size:12px;color:var(--text-dim);
}
.spec-bar b{color:var(--lamp-gold);font-family:"DotGothic16",monospace;font-size:15px;}

.panel{
  background:linear-gradient(180deg,var(--panel),var(--hall-deep));
  border:2px solid rgba(200,194,216,.25);border-radius:14px;
  padding:22px;margin:22px 0;
  box-shadow:0 0 0 1px rgba(255,255,255,.05) inset,0 10px 30px rgba(0,0,0,.6);
}
h2{font-family:"Reggae One",cursive;font-size:18px;margin:0 0 14px;
  color:var(--lamp-gold);letter-spacing:.04em;}
h3{font-size:14px;color:var(--neon-cyan);margin:22px 0 6px;}
p{font-size:14px;color:#d8d1e8;margin:0 0 13px;}

/* 早見表 */
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;}
table{width:100%;border-collapse:collapse;font-size:13px;min-width:330px;}
th,td{border:1px solid rgba(200,194,216,.25);padding:9px 6px;text-align:center;}
th{background:rgba(255,45,120,.2);color:#fff;font-size:12px;}
td:first-child{color:var(--lamp-gold);font-family:"DotGothic16",monospace;}
tr.mark td{background:rgba(255,200,50,.09);}

/* 計算機 */
.calc label{display:block;font-size:12px;color:var(--text-dim);margin-bottom:6px;}
.calc input{
  width:100%;background:#0a0612;border:2px solid rgba(200,194,216,.3);
  border-radius:8px;color:var(--neon-cyan);font-family:"DotGothic16",monospace;
  font-size:22px;padding:10px 12px;text-align:right;
}
.calc input:focus{outline:none;border-color:var(--neon-pink);
  box-shadow:0 0 12px rgba(255,45,120,.5);}
.calc button{
  width:100%;margin-top:14px;border:none;border-radius:999px;padding:14px;
  font-family:"Noto Sans JP",sans-serif;font-weight:900;font-size:15px;cursor:pointer;
  background:linear-gradient(180deg,#ff5c9a,var(--neon-pink));color:#fff;
  box-shadow:0 5px 0 #a30d4a,0 0 22px rgba(255,45,120,.5);
}
.calc button:active{transform:scale(.98);}

#out{display:none;margin-top:18px;background:#05030a;border:2px solid var(--lamp-gold);
  border-radius:10px;padding:18px;text-align:center;
  box-shadow:0 0 24px rgba(255,200,50,.3) inset;}
#out .lbl{font-size:11px;color:var(--text-dim);letter-spacing:.2em;}
#out .big{font-family:"DotGothic16",monospace;font-size:clamp(30px,9vw,50px);
  color:var(--lamp-gold);line-height:1.2;text-shadow:0 0 18px rgba(255,200,50,.8);}
#out .sub{font-family:"DotGothic16",monospace;font-size:16px;color:var(--neon-cyan);}
#out .cmp{
  font-size:13px;color:#d8d1e8;margin-top:12px;padding-top:12px;
  border-top:1px solid rgba(200,194,216,.2);text-align:left;
}
#out .btn-x{
  display:inline-block;margin-top:14px;
  background:#000;color:#fff;border:1px solid #555;
  text-decoration:none;font-weight:700;font-size:13px;
  padding:11px 22px;border-radius:999px;
}
#out .btn-x:hover{background:#181818;}

.cta{display:block;text-align:center;background:linear-gradient(180deg,#3ff0ff,var(--neon-cyan));
  color:#04222b;text-decoration:none;font-weight:900;font-size:14px;
  padding:14px;border-radius:999px;box-shadow:0 4px 0 #0b7f96;margin-top:8px;}

/* 広告ブロック */
.ad-block{
  position:relative;
  background:rgba(255,255,255,.03);
  border:1px solid rgba(200,194,216,.22);
  border-radius:12px;
  padding:18px 20px 20px;
  margin:22px 0;
  text-align:center;
}
.ad-label{
  position:absolute;top:-9px;left:16px;
  background:var(--hall-deep);
  border:1px solid rgba(200,194,216,.3);
  border-radius:4px;
  color:var(--text-dim);
  font-size:10px;letter-spacing:.14em;
  padding:1px 8px;
}
.ad-lead{font-size:13px;color:var(--text-dim);margin:0 0 12px;}
.ad-banner{
  display:block;margin:0 auto;
  max-width:100%;height:auto;
  border-radius:6px;
}
.ad-link{
  display:inline-block;
  color:var(--neon-cyan);
  text-decoration:none;
  font-size:14px;font-weight:700;
  border:1px solid rgba(37,229,255,.5);
  border-radius:999px;
  padding:11px 24px;
  transition:background .15s;
}
.ad-link:hover{background:rgba(37,229,255,.12);}

.others{list-style:none;padding:0;margin:0;}
.others li{border-bottom:1px solid rgba(200,194,216,.16);}
.others a{display:flex;justify-content:space-between;gap:10px;
  padding:12px 2px;color:var(--text);text-decoration:none;font-size:14px;}
.others a:hover{color:var(--neon-cyan);}
.others .p{font-family:"DotGothic16",monospace;color:var(--lamp-gold);white-space:nowrap;}

footer{text-align:center;color:var(--text-dim);font-size:12px;padding:26px 0 0;}
footer a{color:var(--text-dim);}

@media (max-width:480px){
  body{padding:0 12px 60px;}
  .panel{padding:16px;}
  .site-bar{margin:0 -12px;padding:0 12px;}
  .site-bar-inner{padding:10px 0;}
  .site-logo{font-size:15px;}
  .site-nav{gap:14px;}
  .site-nav a{font-size:12px;}
}