/* Shared STAR-Tank narrative and purchase layout. Animation artwork is unchanged. */
.water-page { --water-space: clamp(44px, 6vw, 78px); }
.water-page a:focus-visible, .water-page button:focus-visible, .water-page summary:focus-visible, .water-page select:focus-visible { outline: 2px solid var(--brand-ink); outline-offset: 4px; }
.water-hero { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(28px, 4vw, 58px); align-items: center; padding: 12px 0 8px; }
.water-hero > * { min-width: 0; }
.water-hero-media { margin: 0; overflow: hidden; border: 1px solid var(--line-2); border-radius: 18px; background: var(--surface); }
.water-hero-media > img { display: block; width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: cover; }
.fuel-page .water-hero-media > img { object-fit: contain; background: #fff; }
.water-hero-media figcaption { padding: 16px 18px 12px; }
.water-hero-media figcaption > span { display: block; font-size: 13px; color: var(--text-dim); margin-bottom: 10px; }
.water-gallery-options { display: flex; gap: 5px; flex-wrap: wrap; }
.water-gallery-options button { border: 1px solid transparent; border-radius: 6px; padding: 9px 10px; min-height: 38px; background: transparent; color: var(--text-dim); font: 12px var(--body); cursor: pointer; }
.water-gallery-options button[aria-pressed="true"] { background: var(--brand-tint); border-color: var(--line-2); color: var(--text); }
.water-page .water-hero-title h1 { color: var(--text-dim); font-size: 19px; font-weight: 500; letter-spacing: 0; margin: 10px 0 12px; }
.water-headline { font-family: var(--display); font-weight: 650; font-size: clamp(30px, 3.1vw, 43px); line-height: 1.1; letter-spacing: -.035em; margin: 0; text-wrap: balance; }
.water-hero-intro { margin: 18px 0; font-size: 16px; color: var(--text-dim); line-height: 1.65; max-width: 48ch; }
.water-hero-benefits { list-style: none; display: flex; flex-wrap: wrap; gap: 8px 15px; padding: 0; margin: 0 0 20px; }
.water-hero-benefits li { display: flex; align-items: center; gap: 5px; font-size: 12px; color: var(--text-dim); }
.water-hero-benefits svg, .water-purchase-links svg, .water-text-link svg, .water-help a svg, .water-cart-confirmation svg { width: 15px; height: 15px; flex: none; }
.water-hero-benefits svg { color: var(--brand-ink); }
.water-purchase { border-top: 1px solid var(--line); padding-top: 18px; scroll-margin-top: var(--pdp-anchor-top, 150px); }
.water-price-row { display: flex; flex-wrap: wrap; gap: 10px 18px; align-items: center; justify-content: space-between; }
.water-price { display: flex; align-items: baseline; gap: 7px; }
.water-currency { color: var(--text-dim); font: 11px var(--mono); }
.water-price .price-compact { display: flex; flex-direction: column; gap: 4px; }
.water-price .pc-ex { font-size: 28px; }
.water-price .pc-inc { font-size: 12px; }
.water-price-retail .pc-inc { order: -1; font-size: 28px; line-height: 1.25; font-weight: 600; color: var(--text); letter-spacing: -.025em; }
.water-price-retail .pc-ex { font-size: 12px; font-weight: 400; color: var(--text-dim); }
.water-tax-label { font-size: 11px; font-weight: 400; letter-spacing: 0; color: var(--text-dim); }
.water-page .water-purchase .pdp-flags { margin: 0; }
.water-page .water-purchase .pdp-buy { display: flex; flex-wrap: nowrap; gap: 12px; margin: 16px 0 12px; }
.water-page .water-purchase .pdp-buy > .btn { flex: 1; justify-content: center; }
.water-page .pdp-buy .qty { flex: none; }
.water-purchase-note { color: var(--text-dim); font-size: 12px; line-height: 1.6; margin: 0; }
.tank-purchase-requirement { padding: 12px 15px; margin: 15px 0; border-left: 2px solid var(--brand); background: var(--brand-tint); font-size: 12px; line-height: 1.55; }
.tank-purchase-requirement strong { display: block; color: var(--text); font-size: 13px; }
.tank-purchase-requirement p { margin: 4px 0; color: var(--text-dim); }
.tank-purchase-requirement a { color: var(--brand-ink); }
.water-purchase-links { display: flex; gap: 22px; flex-wrap: wrap; margin-top: 8px; }
.water-purchase-links a { display: inline-flex; align-items: center; gap: 8px; color: var(--brand-ink); font-size: 13px; font-weight: 600; padding: 8px 0; }
.water-trade { margin: 6px 0 0; font-size: 12px; color: var(--text-mut); }
.water-trade a { color: var(--text-dim); text-decoration: underline; text-underline-offset: 3px; }
.water-cart-confirmation { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%); z-index: 100; width: min(480px, calc(100vw - 32px)); box-shadow: 0 12px 45px rgba(0,0,0,.45); border: 1px solid rgba(53,194,116,.45); border-radius: 12px; background: var(--surface); display: flex; gap: 12px; flex-wrap: wrap; align-items: center; justify-content: space-between; padding: 16px 52px 16px 20px; font-size: 13px; }
.water-cart-confirmation[hidden] { display: none; }
.water-cart-confirmation a { display: inline-flex; gap: 7px; align-items: center; color: var(--brand-ink); font-weight: 600; }
.water-cart-confirmation button { position: absolute; right: 5px; top: 5px; width: 40px; height: 40px; display: grid; place-items: center; border: 0; border-radius: 7px; color: var(--text-dim); background: transparent; cursor: pointer; }
.water-page .pdp-rail { margin-top: 30px; }
.water-page .pdp-rail-inner { padding-left: 0; padding-right: 0; gap: 10px; }
.water-page .pdp-rail-nav a { font-size: 13px; padding: 9px 10px; }
.water-page .pdp-rail-buy .qty { display: none; }
.water-page .pdp-rail-price .water-currency { display: none; }
.water-page .pdp-rail-price .pc-ex, .water-page .pdp-rail-price .pc-inc { font-size: 12px; }
.water-page .pdp-rail-price .water-price-retail .pc-inc { font-size: 16px; }
.water-page .pdp-rail-price .water-tax-label { font-size: 10px; }
.water-page .pdp-rail-price .water-price-retail .pc-ex { display: none; }
.water-page .pdp-rail-price .water-price:not(.water-price-retail) .pc-inc { display: none; }
.water-page .pdp-story { padding-top: 0; }
.water-page .pdp-story-sec { padding-top: var(--water-space); padding-bottom: var(--water-space); }
.water-section-head { max-width: 690px; margin-bottom: 30px; }
.water-section-head h2 { font-size: clamp(27px, 3vw, 39px); letter-spacing: -.025em; line-height: 1.16; margin: 13px 0; text-wrap: balance; }
.water-section-head > p { font-size: 16px; line-height: 1.65; color: var(--text-dim); margin: 0; }
.water-screens-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.water-screens-grid article { padding: 28px 26px; border-left: 1px solid var(--line); }
.water-screens-grid article:first-child { border-left: 0; padding-left: 0; }
.water-screens-grid article:last-child { padding-right: 0; }
.water-path { font: 10px var(--mono); letter-spacing: .09em; color: var(--brand-ink); }
.water-screens-grid h3, .water-steps h3 { margin: 12px 0 10px; font-size: 20px; letter-spacing: -.015em; }
.water-screens-grid p, .water-steps p, .water-confidence p, .water-system-card > p { color: var(--text-dim); font-size: 14px; line-height: 1.7; margin: 0; }
.water-tag { display: inline-block; margin-top: 18px; font-size: 11px; color: var(--text); background: var(--brand-tint); border-radius: 5px; padding: 6px 9px; }
.water-disclosure { border-bottom: 1px solid var(--line); }
.water-disclosure summary { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 64px; padding: 18px 0; list-style: none; cursor: pointer; font-size: 15px; font-weight: 500; }
.water-disclosure summary::-webkit-details-marker { display: none; }
.water-disclosure summary > svg { width: 16px; height: 16px; flex: none; transition: transform .15s; color: var(--brand-ink); }
.water-disclosure[open] > summary > svg { transform: rotate(180deg); }
.water-disclosure-body { padding: 0 0 24px; color: var(--text-dim); font-size: 14px; line-height: 1.7; }
.water-disclosure-body > p { margin: 0 0 12px; max-width: 85ch; }
.water-compatibility { margin: 20px 0; }
.water-compatibility > div { display: grid; grid-template-columns: minmax(170px, 1fr) 2fr; padding: 15px 0; gap: 24px; border-top: 1px solid var(--line); }
.water-compatibility dt { font-weight: 600; color: var(--text); }
.water-compatibility dd { margin: 0; }
.water-compatibility dd span { display: block; margin-top: 4px; font-size: 13px; }
.water-text-link { color: var(--brand-ink); display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; }
.water-install-grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(24px, 5vw, 65px); align-items: center; }
.water-install-grid figure { margin: 0; border-radius: 14px; overflow: hidden; background: var(--surface); border: 1px solid var(--line); }
.water-install-grid figure img { width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: cover; display: block; }
.water-install-grid figcaption { color: var(--text-dim); padding: 16px 20px; font-size: 12px; line-height: 1.65; }
.water-steps { list-style: none; padding: 0; margin: 0; }
.water-steps li { display: grid; grid-template-columns: 36px 1fr; gap: 16px; padding: 23px 0; border-top: 1px solid var(--line); }
.water-steps li:first-child { border: 0; padding-top: 0; }
.water-steps li:last-child { padding-bottom: 0; }
.water-steps li > span { font: 13px var(--mono); color: var(--brand-ink); padding-top: 4px; }
.water-steps h3 { margin-top: 0; }
.water-install-note { margin-top: 28px; display: flex; gap: 28px; justify-content: space-between; align-items: center; background: var(--bg-soft); border-left: 2px solid var(--brand); padding: 19px 24px; }
.water-install-note p { margin: 0; font-size: 13px; line-height: 1.65; color: var(--text-dim); max-width: 75ch; }
.water-install-note p strong { color: var(--text); }
.water-install-note a { color: var(--brand-ink); font-size: 13px; flex: 0 0 165px; }
.water-confidence-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 36px; }
.water-confidence-grid article { padding-top: 20px; border-top: 1px solid var(--line-2); }
.water-confidence-grid strong { display: block; font-size: clamp(22px, 2.5vw, 31px); line-height: 1.3; color: var(--brand-ink); letter-spacing: -.025em; }
.water-confidence-grid h3 { font-size: 15px; margin: 13px 0 9px; }
.water-warranty { border-top: 1px solid var(--line); margin-top: 32px; padding-top: 23px; display: flex; gap: 16px; align-items: center; }
.water-warranty > svg { width: 30px; height: 30px; color: var(--brand-ink); flex: none; }
.water-warranty p { flex: 1; }
.water-warranty strong { display: block; color: var(--text); font-size: 14px; }
.water-warranty span { display: block; font-size: 12px; margin-top: 3px; }
.water-warranty a { display: inline-flex; align-items: center; gap: 8px; font-size: 12px; color: var(--brand-ink); }
.water-warranty a svg { width: 15px; height: 15px; }
.water-setup-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: start; gap: 20px; }
.water-setup-grid > article { padding: clamp(24px, 3vw, 38px); border-radius: 16px; border: 1px solid var(--line); }
.water-buy-card { background: var(--surface); }
.water-system-card { background: var(--bg-soft); }
.tank-bundle-controls { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: 14px; margin-top: 22px; }
.tank-bundle-controls > div { min-width: 0; }
.tank-bundle-display { grid-column: 1 / -1; }
.tank-bundle-label { display: block; font-size: 12px; font-weight: 600; margin: 0 0 7px; }
.water-system-card select { width: 100%; min-height: 46px; padding: 10px 13px; border: 1px solid var(--line-2); border-radius: 7px; background: var(--surface); color: var(--text); font: 15px var(--body); }
.water-system-card option:disabled { color: var(--text-mut); }
.water-system-card > .tank-display-help { font-size: 12px; line-height: 1.55; margin-top: 10px; }
.tank-display-help[hidden] { display: none; }
.tank-bundle-status { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.water-system-card > .tank-bundle-mix { font-size: 12px; line-height: 1.65; margin-top: 14px; }
.tank-bundle-inclusions { margin-top: 18px; padding: 17px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.tank-bundle-inclusions h4 { margin: 0 0 16px; font: 10px var(--mono); letter-spacing: .09em; text-transform: uppercase; color: var(--brand-ink); }
.tank-bundle-inclusions ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.tank-bundle-inclusions li { display: flex; align-items: start; gap: 10px; padding: 0; }
.tank-bundle-inclusions li > svg { width: 17px; height: 17px; flex: none; margin-top: 2px; color: var(--brand-ink); }
.tank-bundle-inclusions strong { display: block; font-size: 14px; font-weight: 600; line-height: 1.5; }
.tank-bundle-inclusions li > span > span { display: block; color: var(--text-dim); font-size: 12px; line-height: 1.5; margin-top: 2px; }
.tank-bundle-offer .water-price { margin: 23px 0 16px; }
.tank-bundle-offer > .btn { width: 100%; justify-content: center; }
.tank-bundle-offer > .btn:disabled { opacity: .5; cursor: not-allowed; }
.tank-bundle-details { margin-top: 14px; }
.water-setup-grid h3 { font-size: clamp(22px, 2.4vw, 28px); margin: 14px 0 22px; letter-spacing: -.025em; }
.water-included { list-style: none; padding: 0; margin: 0 0 18px; }
.water-included li { display: flex; align-items: start; gap: 10px; }
.water-included svg { width: 18px; height: 18px; margin-top: 2px; color: var(--brand-ink); flex: none; }
.water-included strong { display: block; color: var(--text); font-size: 14px; margin-bottom: 5px; }
.water-included span { font-size: 13px; line-height: 1.6; color: var(--text-dim); }
.water-buy-card .water-price { margin-top: 22px; }
.water-closing-buy { margin-top: 16px; }
.water-closing-buy .btn { width: 100%; justify-content: center; }
.water-order-quantity { font-size: 12px; color: var(--text-dim); margin: 0 0 10px; }
.water-order-quantity a { color: var(--brand-ink); }
.water-delivery { margin: 16px 0 0; color: var(--text-dim); font-size: 12px; line-height: 1.6; }
.water-system-card ol { margin: 18px 0; padding-left: 19px; color: var(--text-dim); font-size: 13px; line-height: 1.8; }
.water-system-card li { padding: 3px 0 3px 3px; }
.water-help { border-top: 1px solid var(--line); margin-top: 24px; padding-top: 20px; }
.water-help strong { font-size: 14px; }
.water-help p { margin: 8px 0 12px; font-size: 13px; line-height: 1.65; color: var(--text-dim); }
.water-help a { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; color: var(--brand-ink); }
.water-faq { border-top: 1px solid var(--line); }
.water-technical summary { color: var(--brand-ink); }
.water-page .water-disclosure-body .pdp-story-sec { padding: 18px 0 0; border: 0; }
.water-page .water-disclosure-body .pdp-story-head { display: none; }
.water-page .water-disclosure-body .pdp-keyspecs { display: none; }
.water-availability { font-size: 14px; line-height: 1.6; color: var(--text-dim); }
.water-availability a { color: var(--brand-ink); }
@media (max-width: 1000px) and (min-width: 701px) {
  .water-headline { font-size: 31px; }
  .water-hero { gap: 26px; }
  .water-gallery-options button { font-size: 11px; padding: 8px; }
}
@media (max-width: 700px) {
  [data-pdp].water-page .water-hero { display: flex; flex-direction: column; gap: 0; padding: 0; }
  [data-pdp].water-page .water-hero-copy { display: contents; }
  [data-pdp].water-page .water-hero-copy > * { width: 100%; order: unset; }
  [data-pdp].water-page .water-hero-title { order: 0; }
  [data-pdp].water-page .water-hero-intro { order: 1; }
  [data-pdp].water-page .water-hero-media { order: 2; width: 100%; margin: 0; }
  [data-pdp].water-page .water-hero-benefits { order: 3; margin: 12px 0; gap: 7px 12px; }
  [data-pdp].water-page .water-purchase { order: 4; padding-top: 14px; }
  .water-page .water-hero-title h1 { font-size: 16px; margin: 7px 0 9px; }
  .water-headline { font-size: 30px; max-width: 20ch; }
  .water-hero-title .eyebrow { font-size: 10px; }
  .water-hero-intro { font-size: 14px; line-height: 1.55; margin: 12px 0 16px; max-width: none; }
  .water-hero-media > img { height: clamp(180px, 47vw, 260px); aspect-ratio: auto; object-position: center 47%; }
  .water-hero-media figcaption { padding: 5px 8px; }
  .water-hero-media figcaption > span { display: none; }
  .water-gallery-options { justify-content: center; gap: 2px; }
  .water-gallery-options button { font-size: 11px; min-height: 44px; padding: 8px 10px; }
  .water-hero-benefits li { font-size: 10px; gap: 3px; }
  .water-hero-benefits svg { width: 12px; }
  .water-page .water-purchase .pdp-buy { margin: 12px 0 10px; gap: 10px; }
  .water-page .water-purchase .pdp-buy > .btn { flex-basis: auto; min-height: 46px; }
  .water-price-retail .pc-inc, .water-price .pc-ex { font-size: 25px; }
  .water-price-retail .pc-ex { font-size: 11px; }
  .water-purchase-note { font-size: 11px; }
  .water-page .pdp-rail { margin-top: 24px; }
  .water-page .pdp-rail-inner { height: 52px; }
  .water-page .pdp-rail-nav { display: none; }
  .water-page .pdp-rail-buy { display: flex; width: 100%; justify-content: space-between; }
  .water-page .pdp-rail.hero-buy-visible { visibility: hidden; }
  .water-page .pdp-rail.hero-buy-visible .pdp-rail-buy { display: flex; }
  .water-page .pdp-rail-price .water-currency { display: inline; }
  .water-cart-confirmation { bottom: 80px; }
  .water-section-head { margin-bottom: 23px; }
  .water-section-head > p { font-size: 14px; }
  .water-screens-grid, .water-install-grid, .water-setup-grid, .water-confidence-grid { grid-template-columns: 1fr; gap: 24px; }
  .water-screens-grid { gap: 0; }
  .water-screens-grid article, .water-screens-grid article:first-child, .water-screens-grid article:last-child { padding: 24px 0; border-left: 0; border-top: 1px solid var(--line); }
  .water-screens-grid article:first-child { border-top: 0; }
  .water-screens-grid h3 { margin-top: 9px; }
  .water-tag { margin-top: 12px; }
  .water-install-grid figure img { max-height: 290px; object-fit: cover; }
  .water-install-note { flex-direction: column; align-items: start; gap: 14px; padding: 18px; }
  .water-install-note a { flex: auto; }
  .water-confidence-grid { gap: 22px; }
  .water-confidence-grid article { padding-top: 18px; }
  .water-confidence-grid strong { font-size: 29px; }
  .water-warranty { flex-wrap: wrap; gap: 10px 14px; align-items: start; }
  .water-warranty a { margin-left: 44px; }
  .water-compatibility > div { grid-template-columns: 1fr; gap: 5px; }
  .water-disclosure summary { font-size: 14px; gap: 15px; }
  .water-page .water-disclosure-body .pdp-spec-grid { grid-template-columns: 1fr; }
  .water-setup-grid > article { padding: 24px; }
}
@media (prefers-reduced-motion: reduce) { .water-disclosure summary > svg { transition: none; } }