.ww-hero-section{background:linear-gradient(160deg,#f6fff7 0%,#eafef0 100%)}.ww-stat-bar{background:#1a3a32;color:white;padding:2.5rem 0 1.75rem}.ww-stat-bar-grid{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:0}.ww-stat-item{flex:1 1 200px;text-align:center;padding:0.75rem 1.5rem;display:flex;flex-direction:column;gap:0.35rem}.ww-stat-num{font-size:2.25rem;font-weight:800;color:#a8d5c2;line-height:1}.ww-stat-label{font-size:0.82rem;color:rgba(255,255,255,0.75);line-height:1.4;max-width:180px;margin:0 auto}.ww-stat-divider{width:1px;height:60px;background:rgba(255,255,255,0.15);flex-shrink:0}@media (max-width:767px){.ww-stat-divider{display:none}.ww-stat-item{flex:1 1 45%}}.ww-gap-section{background:white}.ww-compare-block{display:grid;grid-template-columns:1fr 1fr;gap:0;border-radius:12px;overflow:hidden;box-shadow:0 4px 20px rgba(0,0,0,0.09)}.ww-compare-col{padding:2rem 1.75rem}.ww-compare-municipal{background:#edf7f3}.ww-compare-well{background:#fff5f5}.ww-compare-header{display:flex;align-items:center;gap:0.75rem;margin-bottom:1.25rem}.ww-compare-header i{font-size:1.5rem}.ww-compare-municipal .ww-compare-header i{color:#2d5f4f}.ww-compare-well .ww-compare-header i{color:#b52a2a}.ww-compare-header h3{margin:0;font-size:1.05rem}.ww-compare-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:0.65rem}.ww-compare-list li{display:flex;align-items:flex-start;gap:0.65rem;font-size:0.9rem;line-height:1.45}.ww-compare-municipal .ww-compare-list i{color:#2d5f4f;flex-shrink:0;margin-top:2px}.ww-compare-well .ww-compare-list i{color:#b52a2a;flex-shrink:0;margin-top:2px}@media (max-width:575px){.ww-compare-block{grid-template-columns:1fr}}.ww-contaminants-section{background:#f9fafb}.ww-contaminant-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.25rem}@media (max-width:1199px){.ww-contaminant-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:575px){.ww-contaminant-grid{grid-template-columns:1fr}}.ww-contaminant-card{background:white;border-radius:10px;padding:1.5rem;box-shadow:0 2px 10px rgba(0,0,0,0.06);position:relative;display:flex;flex-direction:column;gap:0.65rem;border-top:4px solid #2d5f4f}.ww-severity-high{border-top-color:#b52a2a}.ww-severity-medium{border-top-color:#d97706}.ww-contaminant-badge{display:inline-block;font-size:0.7rem;font-weight:700;text-transform:uppercase;letter-spacing:0.05em;padding:0.2rem 0.65rem;border-radius:20px;background:#fde8e8;color:#b52a2a;width:fit-content}.ww-badge-medium{background:#fef3c7;color:#92400e}.ww-contaminant-icon{font-size:1.75rem;color:#2d5f4f}.ww-severity-high .ww-contaminant-icon{color:#b52a2a}.ww-severity-medium .ww-contaminant-icon{color:#d97706}.ww-contaminant-card h3{font-size:0.98rem;margin:0;font-weight:700}.ww-contaminant-card p{font-size:0.85rem;margin:0;color:#444;line-height:1.55;flex:1}.ww-contaminant-detail{font-size:0.78rem;color:#666;border-top:1px solid #f0f0f0;padding-top:0.65rem;margin-top:auto}.ww-detail-label{font-weight:700;color:#333}.ww-invisible-section{background:linear-gradient(135deg,#1a4a2e 0%,#2d5f4f 100%);color:white}.ww-invisible-inner{display:flex;align-items:flex-start;gap:2.5rem;max-width:860px;margin:0 auto}.ww-invisible-icon{font-size:3.5rem;color:rgba(255,255,255,0.25);flex-shrink:0;line-height:1}.ww-invisible-copy h2{color:white;margin-bottom:1rem}.ww-invisible-copy p{color:rgba(255,255,255,0.88);margin-bottom:1rem;line-height:1.7}@media (max-width:767px){.ww-invisible-inner{flex-direction:column;gap:1rem}.ww-invisible-icon{font-size:2.5rem}}.ww-filtration-section{background:white}.ww-filtration-grid{display:flex;flex-direction:column;gap:0;border:1px solid #e5ede9;border-radius:12px;overflow:hidden;margin-bottom:2rem}.ww-filtration-item{display:grid;grid-template-columns:200px 40px 1fr;align-items:center;gap:0;padding:1.25rem 1.5rem;border-bottom:1px solid #e5ede9}.ww-filtration-item:last-child{border-bottom:none}.ww-filtration-item:nth-child(even){background:#f5faf8}.ww-filtration-concern{font-weight:700;font-size:0.95rem;color:#1a3a32;padding-right:1rem}.ww-filtration-arrow{color:#2d5f4f;font-size:1.1rem;text-align:center}.ww-filtration-approach{font-size:0.875rem;line-height:1.6;color:#444}.ww-filtration-approach strong{color:#1a3a32}@media (max-width:767px){.ww-filtration-item{grid-template-columns:1fr;gap:0.4rem}.ww-filtration-arrow{display:none}.ww-filtration-concern{font-size:0.9rem;color:#2d5f4f}}.ww-filtration-note{background:#edf7f3;border:1px solid #b7dece;border-radius:10px;padding:1.25rem 1.5rem;display:flex;gap:0.9rem;align-items:flex-start}.ww-filtration-note i{color:#2d5f4f;font-size:1.1rem;flex-shrink:0;margin-top:2px}.ww-filtration-note p{margin:0;font-size:0.875rem;line-height:1.6;color:#2a4a3a}.ww-process-grid{display:flex;flex-direction:column;gap:0;max-width:820px;margin:0 auto;position:relative}.ww-process-grid::before{content:"";position:absolute;left:28px;top:28px;bottom:28px;width:2px;background:rgba(255,255,255,0.2)}.ww-process-step{display:grid;grid-template-columns:56px 1fr;gap:1.5rem;align-items:flex-start;padding:1.25rem 0}.ww-process-num{width:56px;height:56px;background:rgba(255,255,255,0.15);border:2px solid rgba(255,255,255,0.3);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.2rem;font-weight:800;color:white;flex-shrink:0;position:relative;z-index:1}.ww-process-body h3{color:white;margin:0 0 0.5rem;font-size:1rem}.ww-process-body p{color:rgba(255,255,255,0.85);margin:0;font-size:0.875rem;line-height:1.65}@media (max-width:575px){.ww-process-grid::before{display:none}}.edu-meta{position:relative;z-index:1;display:flex;flex-wrap:wrap;justify-content:center;gap:0.35rem 1.25rem;margin:0.25rem 0 2.75rem;font-size:0.86rem;color:rgba(42,61,82,0.82)}.edu-meta span{display:inline-flex;align-items:center;gap:0.35rem}.edu-meta i{color:var(--ph-sage)}.edu-main{background:var(--ph-bg)}.edu-layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:clamp(1.5rem,3vw,3rem);align-items:start;max-width:1120px;margin:0 auto}.edu-toc{position:sticky;top:110px;padding:1.1rem 1.2rem;border-radius:var(--ph-radius-md);background:hsla(0,0%,100%,0.82);border:1px solid rgba(29,53,87,0.08)}.edu-toc-title{margin:0 0 0.6rem;font-size:0.75rem;font-weight:800;letter-spacing:0.14em;text-transform:uppercase;color:var(--ph-slate)}.edu-toc ol{list-style:none;margin:0;padding:0;display:grid;gap:0.4rem}.ph-section .edu-toc li{line-height:1.35}.edu-toc a{color:var(--ph-ink);font-size:0.9rem;text-decoration:none}.edu-toc a:hover,.edu-toc a:focus-visible{color:var(--ph-slate);text-decoration:underline}.edu-body{max-width:760px}.edu-block{scroll-margin-top:110px}.edu-block + .edu-block{margin-top:clamp(2.25rem,4vw,3.25rem)}.edu-block h2{font-family:var(--ph-serif);font-size:clamp(1.6rem,3vw,2.2rem);line-height:1.1;margin:0 0 0.9rem;color:var(--ph-navy)}.edu-block h3{font-family:var(--ph-serif);font-size:1.25rem;line-height:1.2;margin:1.5rem 0 0.5rem;color:var(--ph-navy)}.edu-block ul{padding-left:1.2rem}.edu-block a:not(.btn-sage):not(.btn-pill){color:var(--ph-slate);font-weight:600;text-underline-offset:2px}.edu-quote{margin:1.25rem 0;padding:1rem 1.25rem;border-left:4px solid var(--ph-sage);border-radius:0 var(--ph-radius-sm) var(--ph-radius-sm) 0;background:hsla(0,0%,100%,0.88)}.ph-section .edu-quote p{margin:0;font-size:1.05rem;font-style:italic;color:var(--ph-navy)}.edu-quote footer{margin-top:0.5rem;font-size:0.85rem;color:rgba(42,61,82,0.8)}.edu-callout{margin:1.25rem 0;padding:1.1rem 1.25rem;border-radius:var(--ph-radius-md);background:var(--ph-sky-light);border:1px solid rgba(29,53,87,0.08)}.ph-section .edu-callout p:last-child{margin-bottom:0}.edu-table-wrap{overflow-x:auto;margin:1.25rem 0;border:1px solid rgba(29,53,87,0.12);border-radius:var(--ph-radius-sm);background:#fff}.edu-table{width:100%;border-collapse:collapse;font-size:0.92rem}.edu-table th,.edu-table td{padding:0.7rem 0.85rem;text-align:left;vertical-align:top;border-bottom:1px solid rgba(29,53,87,0.1);color:var(--ph-ink);line-height:1.5}.edu-table th{background:var(--ph-sky-light);color:var(--ph-navy);font-weight:700}.edu-table tr:last-child td{border-bottom:0}.edu-table caption{caption-side:bottom;padding:0.6rem 0.85rem;font-size:0.82rem;text-align:left;color:rgba(42,61,82,0.75)}.ph-cite{margin-left:1px;font-size:0.7em;line-height:0}.ph-cite a{color:var(--ph-slate);font-weight:700;text-decoration:none}.ph-cite a:hover,.ph-cite a:focus-visible{text-decoration:underline}.edu-sources{max-width:1120px;margin:clamp(2.5rem,5vw,3.5rem) auto 0;padding-top:1.5rem;border-top:1px solid rgba(29,53,87,0.12)}.edu-sources h2{margin:0 0 0.8rem;font-family:var(--ph-serif);font-size:1.4rem;color:var(--ph-navy)}.edu-sources-list{margin:0;padding-left:1.4rem;columns:2 320px;column-gap:2.5rem}.ph-section .edu-sources-list li{margin:0 0 0.45rem;break-inside:avoid;font-size:0.86rem;line-height:1.5}.edu-sources-list li:target{background:rgba(144,190,109,0.2);border-radius:4px}.edu-sources-list a{color:var(--ph-ink);text-underline-offset:2px}.edu-sources-list a:hover,.edu-sources-list a:focus-visible{color:var(--ph-slate)}.ph-section .edu-sources-checked{margin:0.8rem 0 0;font-size:0.82rem;color:rgba(42,61,82,0.75)}.edu-related{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,220px),1fr));gap:1rem;max-width:1120px;margin:0 auto}.edu-related a{display:block;padding:1.1rem 1.2rem;border:1px solid rgba(29,53,87,0.1);border-radius:var(--ph-radius-md);background:#fff;box-shadow:0 10px 24px rgba(29,53,87,0.05);color:var(--ph-navy);font-weight:700;text-decoration:none}.edu-related a span{display:block;margin-top:0.3rem;font-size:0.88rem;font-weight:400;color:rgba(42,61,82,0.8)}.edu-related a:hover,.edu-related a:focus-visible{border-color:var(--ph-sage)}.ww-invisible-section .ww-invisible-copy li{color:rgba(255,255,255,0.88);line-height:1.6;margin-bottom:0.4rem}.ww-invisible-section .ph-cite a,.ww-stat-bar .ph-cite a{color:#d9ecc9}@media (max-width:991.98px){.edu-layout{grid-template-columns:minmax(0,1fr)}.edu-toc{position:static}}@media (max-width:575.98px){.edu-table{font-size:0.86rem}.edu-table th,.edu-table td{padding:0.6rem 0.55rem;-webkit-hyphens:auto;hyphens:auto}}