:root {
  --green-900: #0f3324;
  --green-800: #154530;
  --green-600: #1f6b4a;
  --teal-300: #8fc4bf;
  --teal-100: #e4f1ef;
  --bg: #ffffff;
  --bg-alt: #f4f7f6;
  --text: #1a2420;
  --muted: #55625d;
  --line: #d9e2df;
  --wa: #1fae5b;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(15, 51, 36, .06), 0 6px 20px rgba(15, 51, 36, .07);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.6 Inter, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--green-600); }
h1, h2, h3 { line-height: 1.2; color: var(--green-900); margin: 0 0 .6em; }
h1 { font-size: clamp(1.9rem, 4vw, 2.9rem); letter-spacing: -.02em; }
h2 { font-size: clamp(1.35rem, 2.4vw, 1.75rem); letter-spacing: -.01em; }
h3 { font-size: 1.1rem; }
p { margin: 0 0 1em; }
.container { width: min(1160px, 100% - 32px); margin-inline: auto; }
.narrow { width: min(760px, 100% - 32px); }

/* buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .4em;
  padding: .8em 1.4em; border-radius: 8px; border: 2px solid var(--green-800);
  background: var(--green-800); color: #fff; font-weight: 600; text-decoration: none;
  cursor: pointer; font-size: 1rem; transition: background .15s, color .15s;
}
.btn:hover { background: var(--green-600); border-color: var(--green-600); }
.btn-small { padding: .5em 1em; font-size: .92rem; }
.btn-ghost { background: transparent; color: var(--green-800); }
.btn-ghost:hover { background: var(--teal-100); color: var(--green-900); border-color: var(--green-800); }
.btn-ghost-light { background: transparent; color: #fff; border-color: #fff; }
.btn-ghost-light:hover { background: rgba(255,255,255,.12); border-color: #fff; }

/* header */
.site-header { position: sticky; top: 0; z-index: 20; background: rgba(255,255,255,.96); backdrop-filter: blur(6px); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--green-900); text-decoration: none; font-size: 1.05rem; letter-spacing: .04em; }
.brand strong { font-weight: 700; }
.site-nav { display: flex; align-items: center; gap: 22px; }
.site-nav ul { list-style: none; display: flex; gap: 22px; margin: 0; padding: 0; }
.site-nav a:not(.btn) { color: var(--text); text-decoration: none; font-weight: 500; }
.site-nav a:not(.btn):hover, .site-nav a[aria-current="page"] { color: var(--green-600); }
.site-nav a[aria-current="page"] { box-shadow: inset 0 -2px 0 var(--green-600); }
.nav-toggle { display: none; background: none; border: 1px solid var(--line); border-radius: 8px; padding: .45em .9em; font: inherit; color: var(--green-900); cursor: pointer; }

/* hero */
.hero { background: linear-gradient(180deg, var(--teal-100), #fff); padding: 56px 0 40px; }
.hero-inner { display: grid; grid-template-columns: 1.05fr 1fr; gap: 40px; align-items: center; }
.hero-img { border-radius: 14px; box-shadow: var(--shadow); aspect-ratio: 16/10; object-fit: cover; width: 100%; }
.kicker { text-transform: uppercase; letter-spacing: .12em; font-size: .78rem; font-weight: 600; color: var(--green-600); margin-bottom: .8em; }
.lead { font-size: 1.12rem; color: var(--muted); max-width: 40em; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; }

.facts { background: var(--green-900); color: #fff; }
.facts-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.facts-grid div { padding: 22px 18px; border-left: 1px solid rgba(255,255,255,.12); }
.facts-grid div:first-child { border-left: 0; }
.facts-grid strong { display: block; font-size: 1.45rem; color: var(--teal-300); }
.facts-grid span { font-size: .92rem; color: #d7e6e1; }

/* sections */
.section { padding: 64px 0; }
.section.alt { background: var(--bg-alt); }
.section-head { margin-bottom: 28px; max-width: 46em; }
.section-head p { color: var(--muted); }
.also { margin-top: 24px; color: var(--muted); }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.split > img { border-radius: var(--radius); background: #fff; box-shadow: var(--shadow); width: 100%; object-fit: contain; max-height: 460px; padding: 12px; }
.three { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.tile { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; }
.section.alt .tile { box-shadow: var(--shadow); border-color: transparent; }
.tile p { color: var(--muted); margin: 0; }
.tile .btn { margin: 8px 8px 0 0; }

/* product cards */
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 20px; }
.card { display: flex; flex-direction: column; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; text-decoration: none; color: inherit; transition: box-shadow .15s, transform .15s; }
.card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.card img { aspect-ratio: 4/3; object-fit: contain; background: #fff; padding: 14px; border-bottom: 1px solid var(--line); width: 100%; }
.card-body { padding: 18px 20px 20px; display: flex; flex-direction: column; flex: 1; }
.card-body p { color: var(--muted); font-size: .95rem; flex: 1; }
.more { color: var(--green-600); font-weight: 600; font-size: .92rem; }

.checks { list-style: none; padding: 0; margin: 0 0 1.2em; }
.checks li { position: relative; padding-left: 1.7em; margin-bottom: .55em; }
.checks li::before { content: ""; position: absolute; left: 0; top: .45em; width: .9em; height: .5em; border-left: 2.5px solid var(--green-600); border-bottom: 2.5px solid var(--green-600); transform: rotate(-45deg); }
.checks.two-col { columns: 2; column-gap: 40px; }

.steps { list-style: none; counter-reset: s; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.steps li { counter-increment: s; background: #fff; border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow); }
.steps li::before { content: counter(s); display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--green-800); color: #fff; font-weight: 700; margin-bottom: 12px; }
.steps strong { display: block; color: var(--green-900); margin-bottom: 4px; }
.steps span { color: var(--muted); font-size: .93rem; }

/* page hero */
.breadcrumb { padding-top: 18px; font-size: .9rem; color: var(--muted); }
.breadcrumb a { color: var(--muted); }
.page-hero { background: linear-gradient(180deg, var(--teal-100), #fff); padding: 40px 0 36px; }
.page-hero-inner.has-img { display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: center; }
.page-hero-inner img { border-radius: var(--radius); background: #fff; box-shadow: var(--shadow); max-height: 300px; width: 100%; object-fit: contain; padding: 10px; }

/* facts list */
.facts-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin: 0; }
.facts-list div { background: var(--bg-alt); border-radius: var(--radius); padding: 16px 18px; }
.section.alt .facts-list div { background: #fff; }
.facts-list dt { font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); font-weight: 600; }
.facts-list dd { margin: 4px 0 0; font-weight: 600; color: var(--green-900); }

/* spec tables */
.spec { margin: 0 0 28px; }
.spec figcaption { font-weight: 700; color: var(--green-900); margin-bottom: 8px; font-size: 1.05rem; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
table { width: 100%; border-collapse: collapse; font-size: .93rem; font-variant-numeric: tabular-nums; }
th, td { padding: 9px 12px; text-align: left; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { background: var(--teal-100); color: var(--green-900); font-weight: 600; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:nth-child(even) td { background: #fafcfb; }
td:first-child { font-weight: 600; color: var(--green-800); }
.table-note { font-size: .88rem; color: var(--muted); margin-top: 6px; }

/* CTA band */
.cta-band { background: var(--green-900); color: #fff; padding: 48px 0; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.cta-band h2 { color: #fff; }
.cta-band p { color: #d7e6e1; margin: 0; max-width: 40em; }
.cta-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.cta-band .btn:not(.btn-ghost-light) { background: var(--teal-300); border-color: var(--teal-300); color: var(--green-900); }
.cta-band .btn:not(.btn-ghost-light):hover { background: #fff; border-color: #fff; }

/* form */
.rfq { display: grid; gap: 16px; background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 28px; box-shadow: var(--shadow); }
.rfq .row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.rfq label { display: grid; gap: 6px; font-weight: 600; font-size: .92rem; color: var(--green-900); }
.rfq input, .rfq select, .rfq textarea { font: inherit; font-weight: 400; padding: .7em .8em; border: 1px solid #c4d0cc; border-radius: 8px; background: #fff; color: var(--text); width: 100%; }
.rfq input:focus, .rfq select:focus, .rfq textarea:focus { outline: 2px solid var(--teal-300); border-color: var(--green-600); }
.form-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.form-note { font-size: .86rem; color: var(--muted); margin: 0; }

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.contact-grid address { font-style: normal; color: var(--muted); margin-bottom: 16px; }
.contact-list { margin: 0; display: grid; gap: 10px; }
.contact-list div { display: grid; grid-template-columns: 110px 1fr; }
.contact-list dt { color: var(--muted); }
.contact-list dd { margin: 0; font-weight: 600; }

/* footer */
.site-footer { background: #0b261b; color: #c5d6d0; padding: 48px 0 0; font-size: .93rem; }
.footer-grid { display: grid; grid-template-columns: 1.2fr 1fr 1.4fr; gap: 32px; }
.site-footer h2 { color: #fff; font-size: 1rem; margin-bottom: .8em; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: .4em; }
.site-footer a { color: #c5d6d0; }
.site-footer a:hover { color: #fff; }
.site-footer address { font-style: normal; }
.footer-brand { display: flex; align-items: center; gap: 10px; color: #fff; font-weight: 700; }
.footer-brand img { background: #fff; border-radius: 50%; padding: 2px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); margin-top: 36px; padding: 18px 0; font-size: .82rem; color: #8ea69d; }

/* whatsapp */
.wa-float { position: fixed; right: 18px; bottom: 18px; z-index: 30; display: flex; align-items: center; gap: 8px; background: var(--wa); color: #fff; text-decoration: none; font-weight: 600; padding: 12px 18px 12px 14px; border-radius: 999px; box-shadow: 0 6px 20px rgba(0,0,0,.2); }
.wa-float:hover { filter: brightness(1.06); }

/* responsive */
@media (max-width: 960px) {
  .hero-inner, .split, .page-hero-inner.has-img { grid-template-columns: 1fr; }
  .split > img { order: -1; max-height: 320px; }
  .steps { grid-template-columns: 1fr 1fr; }
  .facts-grid, .facts-list { grid-template-columns: 1fr 1fr; }
  .facts-grid div:nth-child(3) { border-left: 0; }
  .three, .footer-grid, .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .site-nav { display: none; position: absolute; top: 68px; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--line); padding: 16px; flex-direction: column; align-items: stretch; }
  .site-nav.open { display: flex; }
  .site-nav ul { flex-direction: column; gap: 4px; }
  .site-nav ul a { display: block; padding: 10px 4px; }
  .site-nav a[aria-current="page"] { box-shadow: none; }
}
@media (max-width: 600px) {
  .section { padding: 44px 0; }
  .rfq { padding: 20px; }
  .rfq .row { grid-template-columns: 1fr; }
  .checks.two-col { columns: 1; }
  .steps { grid-template-columns: 1fr; }
  .wa-float span { display: none; }
  .wa-float { padding: 14px; }
  .brand span { font-size: .92rem; }
}

/* other consumables */
.consumable-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 20px; }
.consumable h2 { font-size: 1.2rem; }
.consumable p { margin-bottom: 14px; }
.tags { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.tags li { background: var(--teal-100); color: var(--green-800); font-size: .82rem; font-weight: 600; padding: 4px 10px; border-radius: 999px; }
.card:not(:has(img)) { background: var(--teal-100); border-color: transparent; }
.consumable img { max-width: none; width: calc(100% + 48px); margin: -24px -24px 18px; aspect-ratio: 4/3; object-fit: cover; border-radius: var(--radius) var(--radius) 0 0; }
.split > img[src$="blue-tube.jpg"], .split > img[src$="end-plugs.jpg"], .split > img[src$="end-fitting.jpg"] { object-fit: cover; padding: 0; }
/* v2 (2026-11-04): photo rows, line badges, stroke tables */
.photo-row { display: grid; gap: 16px; }
.photo-row.two { grid-template-columns: repeat(2, 1fr); }
.photo-row.three { grid-template-columns: repeat(3, 1fr); }
.photo-row.four { grid-template-columns: repeat(4, 1fr); }
.photo-row figure { margin: 0; }
.photo-row img { width: 100%; aspect-ratio: 4/3; object-fit: cover; border-radius: var(--radius); border: 1px solid var(--line, #d6e4e3); background: #fff; }
.photo-row figcaption { font-size: .88rem; color: var(--muted); margin-top: 6px; }
@media (max-width: 760px) { .photo-row.three, .photo-row.four { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .photo-row.two, .photo-row.three, .photo-row.four { grid-template-columns: 1fr; } }
.badge { display: inline-block; background: #f3d34a; color: #1a2420; font-size: .78rem; font-weight: 700; padding: 3px 10px; border-radius: 6px; margin: 0 0 8px; }
.stroke th, .stroke td { text-align: center; white-space: nowrap; }
.stroke td:first-child { text-align: left; font-weight: 600; }