.float-board{position:fixed;right:22px;bottom:22px;z-index:50;display:flex;flex-direction:column;align-items:center;gap:6px;text-decoration:none;}
.float-board .circle{width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--gradient);box-shadow:0 8px 22px -6px rgba(193,36,110,0.5);transition:transform 0.15s ease;}
.float-board:hover .circle{transform:translateY(-2px);}
.float-board .circle-text{color:#fff;font-size:13px;font-weight:700;letter-spacing:0.02em;}
@media (max-width:560px){.float-board{right:16px;bottom:16px;}.float-board .circle{width:54px;height:54px;}.float-board .circle-text{font-size:13px;}}

*{box-sizing:border-box;}
.breadcrumb{padding:14px 24px;font-size:13.5px;color:var(--muted);border-bottom:1px solid var(--line);}
.breadcrumb a{color:var(--muted);text-decoration:none;}
.breadcrumb a:hover{color:var(--accent);}
.idx-head{padding:30px 24px 22px;border-bottom:1px solid var(--line);}
.idx-head h1{font-size:clamp(24px,4vw,30px);font-weight:800;margin:0 0 10px;}
.idx-head p{font-size:16px;color:var(--muted);margin:0;max-width:60ch;}
.idx-body{padding:24px;}
.idx-group{margin-bottom:34px;}
.idx-group-title{
  font-size:13px;letter-spacing:0.1em;text-transform:uppercase;color:var(--accent);
  font-weight:700;margin:0 0 6px;
}
.idx-group-sub{font-size:18px;font-weight:800;margin:0 0 14px;}
.idx-chip-grid{display:flex;flex-wrap:wrap;gap:9px;}
.idx-chip{
  font-size:15px;color:var(--ink);background:var(--surface);
  border:1px solid var(--line);border-radius:100px;padding:9px 18px;text-decoration:none;
}
.idx-chip:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft);}
.idx-chip.disabled{color:var(--muted);cursor:default;}
.idx-chip.disabled:hover{border-color:var(--line);color:var(--muted);background:var(--surface);}
.pf-tag{font-size:14px;color:rgba(255,255,255,0.55);margin:0 0 22px;line-height:1.7;}
@media (min-width:760px){
  .page-footer{padding:44px 24px 40px;}
  .pf-nav{flex-direction:row;flex-wrap:wrap;gap:0 26px;}
  .pf-nav a{border:none;padding:6px 0;}
  .pf-nav a:first-child{border-top:none;}
}