/* CompareSauna Cold Plunge — shared styles (dev build 2026-08-23) */
:root{
  --ink:#101828; --muted:#5b6472; --line:#e4e7ec; --bg:#ffffff; --bg-soft:#f7f8fa;
  --brand:#0e7490; --brand-dark:#0b5c73; --accent:#b45309; --ok:#047857; --chip:#eef4f6;
  --radius:10px; --maxw:1180px;
}
*{box-sizing:border-box}
[hidden]{display:none !important}
html{scroll-behavior:smooth}
body{margin:0;font:16px/1.55 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--brand)}
a:hover{color:var(--brand-dark)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
header.site{border-bottom:1px solid var(--line);background:var(--bg)}
header.site .wrap{display:flex;align-items:center;gap:18px;padding:14px 20px;flex-wrap:wrap}
header.site .logo{font-weight:800;font-size:1.15rem;text-decoration:none;color:var(--ink)}
header.site nav{display:flex;gap:16px;flex-wrap:wrap;font-size:.95rem}
header.site nav a{text-decoration:none;color:var(--muted)}
header.site nav a:hover{color:var(--ink)}
.crumbs{font-size:.85rem;color:var(--muted);padding:12px 0 0}
.crumbs ol{list-style:none;display:flex;gap:6px;margin:0;padding:0;flex-wrap:wrap}
h1{font-size:1.9rem;line-height:1.2;margin:.6em 0 .3em}
h2{font-size:1.35rem;margin:1.6em 0 .5em}
h3{font-size:1.08rem;margin:1.2em 0 .4em}
.lede{color:var(--muted);font-size:1.05rem;max-width:46em}
.disclosure{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius);padding:10px 14px;font-size:.85rem;color:var(--muted);margin:14px 0}
.updated{font-size:.85rem;color:var(--muted)}

/* ---------- Hub tool ---------- */
.tool-layout{display:grid;grid-template-columns:250px 1fr;gap:26px;margin-top:18px}
@media(max-width:860px){.tool-layout{grid-template-columns:1fr}}
.filter-rail{border:1px solid var(--line);border-radius:var(--radius);padding:16px;background:var(--bg-soft);align-self:start;position:sticky;top:12px}
@media(max-width:860px){.filter-rail{position:static}}
.filter-rail fieldset{border:0;margin:0 0 18px;padding:0}
.filter-rail legend{font-weight:700;font-size:.9rem;margin-bottom:8px;text-transform:uppercase;letter-spacing:.03em;color:var(--muted)}
.chip-row{display:flex;flex-wrap:wrap;gap:8px}
button.chip,.chip{appearance:none;border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 12px;font-size:.86rem;cursor:pointer;color:var(--ink)}
button.chip[aria-pressed="true"]{background:var(--brand);border-color:var(--brand);color:#fff}
button.chip:hover{border-color:var(--brand)}
.fcheck{display:flex;align-items:center;gap:8px;font-size:.92rem;margin:6px 0}
.result-meta{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:12px}
.result-count{font-size:.92rem;color:var(--muted)}
.sort-label{font-size:.88rem;color:var(--muted)}
select#sort{padding:7px 10px;border:1px solid var(--line);border-radius:8px;font-size:.9rem;background:#fff}
.view-toggle button.chip[aria-pressed="true"]{background:var(--ink);border-color:var(--ink)}

/* cards */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(255px,1fr));gap:16px}
.card{border:1px solid var(--line);border-radius:var(--radius);padding:14px;display:flex;flex-direction:column;gap:8px;background:#fff}
.card img{width:100%;height:170px;object-fit:contain;border-radius:8px;background:var(--bg-soft)}
.card .brand{font-size:.78rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}
.card h3{margin:0;font-size:1rem;line-height:1.35}
.card .price{font-size:1.25rem;font-weight:800}
.card .specs{font-size:.84rem;color:var(--muted);display:grid;gap:3px;margin:2px 0 6px}
.card .specs b{color:var(--ink);font-weight:600}
.cta-row{display:flex;gap:8px;align-items:center;margin-top:auto;flex-wrap:wrap}
.btn-buy{display:inline-block;background:var(--accent);color:#fff;text-decoration:none;font-weight:700;padding:9px 14px;border-radius:8px;font-size:.92rem}
.btn-buy:hover{background:#92400e;color:#fff}
.compare-pick{display:flex;align-items:center;gap:6px;font-size:.86rem;color:var(--muted)}

/* table view */
.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius)}
table.compare-all{border-collapse:collapse;width:100%;min-width:900px;font-size:.88rem}
table.compare-all th,table.compare-all td{border-bottom:1px solid var(--line);padding:9px 10px;text-align:left;vertical-align:top}
table.compare-all thead th{background:var(--bg-soft);position:sticky;top:0}
table.compare-all td.num{white-space:nowrap}

/* compare tray */
.tray{position:fixed;left:0;right:0;bottom:0;background:#0f172a;color:#e2e8f0;padding:10px 0;transform:translateY(110%);transition:transform .2s ease;z-index:50}
.tray.show{transform:translateY(0)}
.tray .wrap{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.tray .slots{display:flex;gap:8px;flex-wrap:wrap;flex:1}
.tray .slot{background:#1e293b;border-radius:8px;padding:5px 10px;font-size:.85rem}
.tray .slot.empty{opacity:.45}
.tray button{cursor:pointer}
.btn-compare{background:var(--brand);border:0;color:#fff;font-weight:700;padding:9px 16px;border-radius:8px}
.btn-compare:disabled{opacity:.45;cursor:not-allowed}
.tray .clear{background:none;border:0;color:#94a3b8;text-decoration:underline;font-size:.85rem}

/* side-by-side */
.side-by-side{margin-top:26px}
.sbs-table{border-collapse:collapse;width:100%;font-size:.9rem;border:1px solid var(--line);border-radius:var(--radius)}
.sbs-table th,.sbs-table td{border:1px solid var(--line);padding:9px 12px;text-align:left;vertical-align:top}
.sbs-table thead th{background:var(--bg-soft)}
.sbs-table tbody th{background:var(--bg-soft);width:160px;font-weight:600}

/* quiz */
.quiz{max-width:720px}
.quiz .q{border:1px solid var(--line);border-radius:var(--radius);padding:18px;margin:14px 0;background:#fff}
.quiz .q h3{margin-top:0}
.quiz label.opt{display:block;border:1px solid var(--line);border-radius:8px;padding:10px 12px;margin:8px 0;cursor:pointer;font-size:.95rem}
.quiz label.opt:hover{border-color:var(--brand)}
.quiz input{margin-right:8px}
.quiz .actions{display:flex;gap:10px;margin-top:16px}
.btn-primary{background:var(--brand);border:0;color:#fff;font-weight:700;padding:11px 18px;border-radius:8px;cursor:pointer;font-size:.95rem;text-decoration:none;display:inline-block}
.btn-secondary{background:#fff;border:1px solid var(--line);color:var(--ink);font-weight:600;padding:11px 18px;border-radius:8px;cursor:pointer;font-size:.95rem;text-decoration:none;display:inline-block}
.quiz-result{margin-top:22px}
.rec{border:1px solid var(--line);border-left:4px solid var(--brand);border-radius:var(--radius);padding:16px;margin:12px 0;background:#fff}
.rec.top{border-left-color:var(--accent)}
.rec h3{margin:0 0 4px}
.rec .why{font-size:.93rem;margin:8px 0}
.rec .limit{font-size:.87rem;color:var(--muted);background:var(--bg-soft);border-radius:8px;padding:8px 10px}

/* article pages */
.article{max-width:820px}
.article table{border-collapse:collapse;width:100%;font-size:.9rem;margin:14px 0}
.article th,.article td{border:1px solid var(--line);padding:9px 11px;text-align:left;vertical-align:top}
.article thead th{background:var(--bg-soft)}
.pick{border:1px solid var(--line);border-radius:var(--radius);padding:18px;margin:16px 0}
.pick h3{margin-top:0}
.pick .meta{display:flex;gap:14px;flex-wrap:wrap;font-size:.88rem;color:var(--muted);margin:6px 0}
.pros-cons{display:grid;grid-template-columns:1fr 1fr;gap:14px;font-size:.92rem}
@media(max-width:640px){.pros-cons{grid-template-columns:1fr}}
.pros-cons ul{margin:4px 0;padding-left:18px}
.pros-cons h4{margin:6px 0;font-size:.9rem}
.callout{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;margin:16px 0;font-size:.94rem}
.crosslinks{border-top:1px solid var(--line);margin-top:34px;padding-top:16px}
.crosslinks ul{columns:2;gap:30px;font-size:.94rem}
@media(max-width:640px){.crosslinks ul{columns:1}}
footer.site{border-top:1px solid var(--line);margin-top:44px;padding:22px 0;font-size:.85rem;color:var(--muted)}
footer.site .wrap{display:flex;gap:18px;flex-wrap:wrap;justify-content:space-between}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}