:root{--wl-paper:#f2efe6;--wl-navy:#0d1b2a;--wl-brass:#ae874b;--wl-green:#6d7d66;--wl-line:rgba(13,27,42,.17);--wl-ink:#202b34}
.hf-water-hero{background:var(--wl-navy);color:#fff;padding:clamp(6rem,10vw,9rem) 0 5rem;overflow:hidden}
.hf-water-hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(2.5rem,6vw,6rem);align-items:center}.hf-water-hero .hf-crumb a,.hf-water-hero .hf-crumb span{color:rgba(255,255,255,.72)}
.hf-water-hero h1{font-size:clamp(3.4rem,7vw,6.5rem);line-height:.92;letter-spacing:-.055em;max-width:10ch;margin:.55rem 0 1.4rem}.hf-water-hero p{max-width:62ch;line-height:1.75;color:rgba(255,255,255,.78)}
.hf-water-action{display:inline-flex;gap:.7rem;margin-top:1.3rem;border:1px solid rgba(255,255,255,.35);padding:.95rem 1.1rem;color:#fff;text-decoration:none}
.hf-water-plate{border:1px solid rgba(255,255,255,.2);padding:1.2rem;margin:0}.hf-water-grid-art{aspect-ratio:4/3;display:grid;grid-template-columns:1fr 1fr;gap:1px;background:rgba(255,255,255,.17);position:relative}
.hf-water-grid-art>span{background:rgba(255,255,255,.035);display:grid;place-items:center;font:600 4rem/1 serif;color:rgba(255,255,255,.24)}.hf-water-grid-art i,.hf-water-grid-art b{position:absolute;border:1px solid var(--wl-brass);border-radius:50%;width:28%;aspect-ratio:1}.hf-water-grid-art i{left:12%;top:18%}.hf-water-grid-art b{right:14%;bottom:17%}
.hf-water-plate figcaption{display:flex;justify-content:space-between;gap:1rem;margin-top:1rem;font-size:.64rem;letter-spacing:.15em;color:rgba(255,255,255,.58)}
.hf-water-principle{display:grid;grid-template-columns:1fr 1.12fr;gap:clamp(2rem,6vw,6rem);padding-top:5rem;padding-bottom:5rem}.hf-water-principle h2,.hf-water-head h2,.hf-water-sources h2{font-size:clamp(2.4rem,5vw,4.45rem);line-height:.98;letter-spacing:-.045em;margin:.3rem 0}.hf-water-principle p{line-height:1.8;color:#4b535a}
.hf-water-lab{background:var(--wl-paper);padding:5rem 0}.hf-water-head{max-width:880px;margin-bottom:2rem}.hf-water-head>p:last-child{line-height:1.7;max-width:68ch}
.hf-water-cards{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.hf-water-card{border:1px solid var(--wl-line);background:#fff;padding:1.4rem;display:grid;grid-template-columns:1fr 1fr;gap:1rem;min-width:0}.hf-water-card legend{padding:.45rem .7rem;background:var(--wl-navy);color:#fff;font-size:.7rem;letter-spacing:.12em}.hf-water-card label{display:grid;gap:.4rem;font-size:.72rem;letter-spacing:.06em;font-weight:700;text-transform:uppercase}.hf-water-card label:first-of-type,.hf-water-card .wide{grid-column:1/-1}
.hf-water-card input,.hf-water-card select,.hf-water-card textarea{width:100%;min-width:0;border:1px solid var(--wl-line);background:#fbfaf6;padding:.8rem;font:inherit;letter-spacing:0;text-transform:none;color:var(--wl-ink)}
.hf-water-actions{display:flex;flex-wrap:wrap;gap:.55rem;margin:1rem 0}.hf-water-actions[hidden]{display:none!important}.hf-water-actions button{border:1px solid var(--wl-navy);background:transparent;padding:.76rem .9rem}.hf-water-actions button:first-child{background:var(--wl-navy);color:#fff}.hf-water-status{min-height:1.3rem}
.hf-water-result{border:1px solid var(--wl-line);background:#fff;padding:1.4rem;margin-top:1rem}.hf-water-result h3{font-size:2rem;margin:.25rem 0 1rem}.hf-water-table{border:1px solid var(--wl-line)}.hf-water-row{display:grid;grid-template-columns:.62fr 1fr 1fr;border-bottom:1px solid var(--wl-line)}.hf-water-row:last-child{border-bottom:0}.hf-water-row>*{margin:0;padding:.85rem;border-right:1px solid var(--wl-line);line-height:1.45}.hf-water-row>*:last-child{border-right:0}.hf-water-row span{font-size:.63rem;letter-spacing:.12em;color:#667078}.hf-water-row.is-same p{background:rgba(109,125,102,.08)}.hf-water-row-head{background:var(--wl-navy);color:#fff}.hf-water-row-head span{color:rgba(255,255,255,.64)}
.hf-water-open{margin-top:1rem;border-left:3px solid var(--wl-brass);padding:.25rem 0 .25rem 1rem}.hf-water-open h4{margin:.2rem 0 .6rem}.hf-water-open p{margin:.35rem 0}.hf-water-caution{margin-top:1rem;line-height:1.65;color:#596168}.hf-water-privacy{font-size:.67rem;letter-spacing:.08em;line-height:1.6;margin-top:1.4rem}
.hf-water-sources{padding:5rem 0}.hf-water-source-links{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--wl-line);margin:2rem 0}.hf-water-source-links a{display:grid;grid-template-columns:1fr auto;gap:.55rem;padding:1.25rem;text-decoration:none;color:inherit;border-right:1px solid var(--wl-line);border-bottom:1px solid var(--wl-line)}.hf-water-source-links a:nth-child(2n){border-right:0}.hf-water-source-links a:nth-last-child(-n+2){border-bottom:0}.hf-water-source-links strong{grid-column:1/-1}.hf-water-source-links span{line-height:1.55;color:#62686d}.hf-water-related{display:flex;flex-wrap:wrap;gap:1rem;margin:2rem 0}.hf-water-related a{color:inherit}.hf-water-sources small{font-size:.65rem;letter-spacing:.08em}
@media(max-width:900px){.hf-water-hero-grid,.hf-water-principle,.hf-water-cards{grid-template-columns:1fr}.hf-water-card{grid-template-columns:1fr 1fr}}
@media(max-width:540px){.hf-water-card,.hf-water-source-links{grid-template-columns:1fr}.hf-water-card label{grid-column:1/-1}.hf-water-row{grid-template-columns:1fr}.hf-water-row>*{border-right:0;border-bottom:1px solid var(--wl-line)}.hf-water-row>*:last-child{border-bottom:0}.hf-water-source-links a{border-right:0!important;border-bottom:1px solid var(--wl-line)!important}.hf-water-source-links a:last-child{border-bottom:0!important}.hf-water-plate figcaption{flex-direction:column}}
@media print{header,.hf-water-hero,.hf-water-principle,.hf-water-head,.hf-water-cards,.hf-water-actions,.hf-water-sources,.hf-water-privacy{display:none!important}.hf-water-lab{padding:0;background:#fff}.hf-water-result{border:1px solid #000}}

/* Keep contextual navigation usable as a touch target without changing its type or destination. */
@media screen{.hf-water-related a{display:inline-flex;align-items:center;min-height:44px;max-width:100%;box-sizing:border-box}}