:root {
  --ink: #0b2533;
  --deep: #073d59;
  --blue: #0c6f9e;
  --aqua: #37b7c8;
  --ice: #eef8fa;
  --paper: #ffffff;
  --sand: #f2eee5;
  --line: #cfe1e7;
  --shadow: 0 18px 60px rgba(7, 61, 89, .14);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: linear-gradient(180deg, #eaf9fd 0%, #ccecf7 38%, #eefaff 68%, #d4eff8 100%);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 17px;
  line-height: 1.6;
}
main { display: flex; flex-direction: column; background: radial-gradient(circle at 8% 18%, rgba(255,255,255,.72) 0 10%, transparent 27%), radial-gradient(circle at 92% 54%, rgba(65,183,213,.18) 0 12%, transparent 31%); }
main > .hero { order: 1; }
main > .numbers { order: 2; }
main > #oferta { order: 3; }
main > #odbior { order: 4; }
main > #zastosowania { order: 5; }
main > #badania { order: 6; }
main > .experience { order: 7; }
main > #jak-kupic { order: 8; }
main > #porady { order: 9; }
main > #kontakt { order: 10; }
img { display: block; max-width: 100%; }
a { color: inherit; }
.shell { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.skip-link { position: absolute; left: -9999px; top: 8px; padding: 10px 14px; background: #fff; z-index: 100; }
.skip-link:focus { left: 8px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(255,255,255,.96);
  border-bottom: 1px solid rgba(11,37,51,.1);
  backdrop-filter: blur(12px);
}
.nav-wrap { min-height: 80px; display: flex; align-items: center; gap: 28px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; margin-right: auto; line-height: 1.1; }
.brand strong { display: block; font-size: 17px; }
.brand small { display: block; margin-top: 5px; color: #55717f; font-size: 12px; letter-spacing: .04em; }
.drop { color: var(--aqua); transform: rotate(45deg); font-size: 27px; }
nav { display: flex; gap: 24px; }
nav a { text-decoration: none; font-size: 14px; font-weight: 700; }
nav a:hover { color: var(--blue); }
.phone { text-decoration: none; font-weight: 800; }
.phone-top { background: var(--deep); color: #fff; border-radius: 999px; padding: 11px 18px; }

.hero { position: relative; overflow: hidden; background: linear-gradient(135deg, #dff5fc 0%, #bfe8f6 56%, #d8f2fa 100%); padding: 0 0 76px; }
.hero::before { content: ""; position: absolute; width: 520px; height: 520px; border: 1px solid rgba(12,111,158,.14); border-radius: 50%; left: -280px; top: -180px; }
.hero-grid { display: grid; grid-template-columns: 1fr; padding-top: 50px; }
.hero-copy { max-width: 1080px; }
.eyebrow { margin: 0 0 14px; color: var(--blue); text-transform: uppercase; font-size: 13px; font-weight: 800; letter-spacing: .13em; }
h1,h2,h3 { margin-top: 0; font-family: Georgia, 'Times New Roman', serif; line-height: 1.08; }
h1 { font-size: clamp(42px, 5.6vw, 76px); letter-spacing: -.035em; margin-bottom: 24px; }
h1 span { display: block; }
h1 .title-product { color: var(--ink); }
h1 .title-location { color: var(--blue); }
h2 { font-size: clamp(34px, 4.2vw, 54px); letter-spacing: -.025em; margin-bottom: 20px; }
h3 { font-size: 27px; }
.lead { max-width: 720px; font-size: 20px; line-height: 1.55; }
.hero-actions,.contact-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
.button { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; border-radius: 6px; padding: 12px 21px; text-decoration: none; font-weight: 800; }
.button.primary { background: var(--deep); color: #fff; box-shadow: 0 10px 28px rgba(7,61,89,.2); }
.button.primary:hover { background: var(--blue); }
.button.secondary { border: 1px solid var(--deep); background: #fff; }
.micro { color: #4d6875; font-size: 13px; }
.search-note { margin: 8px 0 0; color: #4d6875; font-size: 13px; }
.hero-water-note { margin: 22px 0 0; padding: 18px 20px; background: rgba(255,255,255,.74); border-left: 5px solid var(--blue); border-radius: 6px; box-shadow: 0 10px 28px rgba(7,61,89,.09); font-size: 15px; line-height: 1.5; }
.hero-water-note strong { display: block; margin-bottom: 4px; color: var(--deep); font-size: 17px; }
.trust-list { display: flex; flex-wrap: wrap; gap: 9px 24px; padding: 0; margin: 28px 0 0; list-style: none; font-weight: 700; font-size: 14px; }
.trust-list li::before { content: "✓"; color: var(--aqua); margin-right: 7px; }
.hero-photo { position: relative; margin: 0; }
.hero-banner { width: 100%; background: #9ed5e8; }
.hero-banner img { display: block; width: 100%; height: auto; border: 0; border-radius: 0; box-shadow: 0 12px 34px rgba(7,61,89,.18); }
.hero-photo figcaption, .route-photo figcaption { margin: 10px auto 0; width: min(1180px, calc(100% - 40px)); color: #496a78; font-size: 12px; }

.numbers { background: var(--deep); color: #fff; }
.numbers-grid { display: grid; grid-template-columns: repeat(3,1fr); }
.numbers-grid div { padding: 28px 18px; border-right: 1px solid rgba(255,255,255,.16); text-align: center; }
.numbers-grid div:last-child { border-right: 0; }
.numbers strong { display: block; font-family: Georgia,serif; font-size: 27px; }
.numbers span { color: #bce0e8; font-size: 13px; }

.pickup { background: linear-gradient(145deg, rgba(255,255,255,.92), rgba(208,239,248,.94)); }
.pickup-gallery { display: grid; grid-template-columns: 1.45fr .78fr .78fr; gap: 18px; align-items: stretch; }
.pickup-gallery figure { margin: 0; display: flex; flex-direction: column; }
.pickup-gallery img { width: 100%; height: 420px; object-fit: cover; border-radius: 8px; box-shadow: var(--shadow); }
.pickup-gallery figure:not(.pickup-main) img { object-position: center; }
.pickup-gallery figcaption { margin-top: 10px; color: #5a727e; font-size: 12px; }
.pickup-note { margin: 30px 0 0; padding: 20px 24px; border-left: 4px solid var(--aqua); background: var(--ice); }
.pickup-note a { font-weight: 900; }

.section { padding: 82px 0; }
#oferta { background: linear-gradient(135deg, rgba(222,246,252,.92), rgba(185,229,242,.84)); }
.section-head { max-width: 780px; margin: 0 auto 46px; text-align: center; }
.section-head.narrow { max-width: 560px; }
.offer-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.offer-card { padding: 40px; border: 1px solid var(--line); border-radius: 8px; box-shadow: var(--shadow); }
.offer-card.dark { background: var(--deep); color: #fff; }
.tag { display: inline-block; margin-bottom: 22px; border-radius: 999px; padding: 6px 12px; background: var(--ice); color: var(--blue); font-size: 12px; font-weight: 800; text-transform: uppercase; letter-spacing: .12em; }
.dark .tag { background: rgba(255,255,255,.12); color: #ccecf1; }
.price { margin: 28px 0 0; }
.price strong { font-family: Georgia,serif; font-size: 42px; }
.price-call strong { font-size: 31px; line-height: 1.12; }
.price-note { margin-top: 0; color: #4f6c79; }
.value-note { margin: 18px 0 0; padding: 16px 18px; background: #e2f5fa; border: 1px solid #b9e2ed; border-radius: 6px; font-size: 14px; }
.value-note strong { color: var(--deep); font-size: 16px; }
.bulk-discount { margin: 20px 0; padding: 16px 18px; background: var(--ice); border-left: 4px solid var(--aqua); font-size: 14px; }
.dark .price-note { color: #c2dce3; }
.bulk-tier { margin: 20px 0; padding: 16px 18px; background: rgba(255,255,255,.12); border-left: 4px solid #7dd5df; font-size: 14px; }
.offer-card ul { padding-left: 20px; margin: 28px 0; }
.offer-card a { font-weight: 800; text-underline-offset: 4px; }
.notice { margin: 28px 0 0; padding: 20px 24px; background: var(--sand); border-left: 4px solid #d4a452; }

.uses { background: linear-gradient(135deg, #c5eaf5 0%, #edfaff 52%, #b9e3f1 100%); }
.uses-grid { display: grid; grid-template-columns: 1.1fr .7fr; gap: 70px; align-items: center; }
.lead-small { font-size: 18px; }
.use-list { margin-top: 42px; display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.use-list > div { display: grid; grid-template-columns: 36px 1fr; gap: 12px; border-top: 1px solid #bcd8df; padding-top: 16px; }
.use-list span { color: var(--blue); font-weight: 800; font-size: 13px; }
.use-list p { margin: 0; font-size: 14px; }
.tall-photo { margin: 0; }
.tall-photo img { width: 100%; aspect-ratio: .78; object-fit: cover; border-radius: 8px; box-shadow: var(--shadow); }

.experience { background: linear-gradient(120deg, #a9dcea 0%, #dff5fb 58%, #c5eaf4 100%); }
.experience-grid { display: grid; grid-template-columns: .55fr 1.1fr; gap: 80px; align-items: center; max-width: 960px; }
.experience-number { font-family: Georgia,serif; font-size: clamp(150px,22vw,260px); line-height: .75; color: var(--deep); letter-spacing: -.08em; }
.signature { margin-top: 26px; font-family: Georgia,serif; font-size: 22px; }
.signature span { display: block; font-family: Arial,sans-serif; color: var(--blue); font-size: 12px; font-weight: 800; letter-spacing: .15em; }

.tests { background: linear-gradient(150deg, #e9f9fd 0%, #c9ebf5 100%); }
.test-results { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; margin-bottom: 34px; }
.test-results div { padding: 22px 16px; text-align: center; background: #fff; border: 1px solid var(--line); border-radius: 8px; }
.test-results strong { display: block; color: var(--deep); font-family: Georgia,serif; font-size: 22px; }
.test-results span { display: block; margin-top: 6px; color: #55717f; font-size: 12px; line-height: 1.35; }
.report-pages { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; max-width: 920px; margin: 0 auto; }
.report-pages figure { margin: 0; }
.report-pages a { display: block; background: #fff; border-radius: 8px; box-shadow: var(--shadow); overflow: hidden; }
.report-pages img { width: 100%; height: auto; }
.report-pages figcaption { margin-top: 10px; color: #55717f; font-size: 12px; text-align: center; }
.report-note { max-width: 920px; margin: 28px auto 0; padding: 20px 24px; border-left: 4px solid #d4a452; background: #fff; }
.report-details { max-width: 920px; margin: 0 auto; }
.report-details summary { cursor: pointer; padding: 18px 22px; background: #fff; border: 1px solid var(--line); border-radius: 8px; color: var(--deep); font-weight: 800; }
.report-details[open] summary { margin-bottom: 22px; }
.technology-box { display: grid; grid-template-columns: .9fr 1.1fr; gap: 36px; margin: 0 auto 28px; padding: 34px; background: var(--deep); color: #fff; border-radius: 8px; }
.technology-box .eyebrow { color: #7dd5df; }
.technology-box h3 { margin-bottom: 16px; }
.technology-box p { margin-top: 0; }
.technology-points p { padding: 0 0 14px 22px; border-bottom: 1px solid rgba(255,255,255,.16); position: relative; }
.technology-points p::before { content: "✓"; position: absolute; left: 0; color: #7dd5df; font-weight: 900; }
.technology-caution { margin: 0 auto 34px; padding: 20px 24px; background: #fff; border-left: 4px solid var(--aqua); }
.technical-sources { max-width: 920px; margin: 16px auto 0; color: #55717f; font-size: 12px; }
.technical-sources a { font-weight: 700; }

.recipes { background: linear-gradient(135deg, rgba(255,255,255,.94), rgba(210,240,248,.92)); }
.recipe-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.recipe-card { position: relative; padding: 34px; border: 1px solid var(--line); border-radius: 8px; background: linear-gradient(145deg,#fff,#f4fafb); }
.recipe-card h3 { padding-right: 48px; }
.recipe-no { position: absolute; right: 28px; top: 26px; color: #90bac6; font-weight: 900; letter-spacing: .08em; }
.recipe-warning { margin: 22px 0 0; padding-top: 18px; border-top: 1px solid var(--line); color: #4d6875; font-size: 13px; }
.advice-note { margin: 28px 0 0; padding: 22px 26px; background: var(--deep); color: #fff; border-radius: 8px; }

.steps { max-width: 960px; margin: 0 auto; padding: 0; list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 18px; counter-reset: steps; }
#jak-kupic { background: linear-gradient(145deg, #d5f0f8, #edfaff); }
.steps li { display: grid; grid-template-columns: 54px 1fr; gap: 18px; padding: 25px; background: #fff; border: 1px solid var(--line); border-radius: 8px; }
.steps li > span { display: grid; place-items: center; width: 48px; height: 48px; border-radius: 50%; background: var(--deep); color: #fff; font-weight: 800; }
.steps p { margin: 4px 0 0; font-size: 14px; }

.contact { background: var(--deep); color: #fff; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.contact .eyebrow { color: #7dd5df; }
.contact-card address { font-style: normal; margin: 28px 0; }
.contact dl { margin: 0; }
.contact dl div { display: grid; grid-template-columns: 160px 1fr; padding: 10px 0; border-top: 1px solid rgba(255,255,255,.15); }
.contact dt { color: #a8ccd5; }
.contact dd { margin: 0; font-weight: 700; }
.contact dd small { display: block; color: #a8ccd5; font-weight: 400; }
.contact .button.primary { background: #fff; color: var(--deep); }
.contact .button.secondary { border-color: #fff; background: transparent; color: #fff; }
.access-panel { padding: 48px; border: 1px solid rgba(255,255,255,.24); border-radius: 8px; background: linear-gradient(145deg,rgba(255,255,255,.12),rgba(255,255,255,.04)); box-shadow: 0 22px 70px rgba(0,0,0,.2); }
.access-photo { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; margin: -22px 0 32px; border-radius: 6px; }
.access-panel ul { padding-left: 20px; }
.access-callout { margin: 26px 0 0; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.2); }
.access-callout a { font-weight: 900; }
.truck-mark { width: 92px; height: 50px; margin-bottom: 30px; position: relative; border: 4px solid #7dd5df; border-radius: 4px 14px 4px 4px; }
.truck-mark::before,.truck-mark::after { content: ""; position: absolute; bottom: -13px; width: 18px; height: 18px; border-radius: 50%; background: #fff; border: 4px solid var(--deep); }
.truck-mark::before { left: 9px; }
.truck-mark::after { right: 9px; }
.truck-mark span { position: absolute; left: -30px; top: 18px; width: 22px; height: 4px; background: #7dd5df; box-shadow: -12px -10px 0 #7dd5df, -12px 10px 0 #7dd5df; }

footer { padding: 28px 0 80px; background: #052d42; color: #d4e5e9; font-size: 13px; }
.footer-grid { display: flex; justify-content: space-between; align-items: end; gap: 40px; }
.footer-grid p { margin: 0; }
.mobile-call { display: none; }

@media (max-width: 920px) {
  nav { display: none; }
  .hero-grid,.uses-grid,.contact-grid { grid-template-columns: 1fr; }
  .offer-grid { grid-template-columns: 1fr; }
  .pickup-gallery { grid-template-columns: 1fr 1fr; }
  .pickup-main { grid-column: 1 / -1; }
  .hero-photo { max-width: none; }
  .uses-grid { gap: 45px; }
  .tall-photo { max-width: 580px; }
  .numbers-grid { grid-template-columns: 1fr 1fr 1fr; }
  .test-results { grid-template-columns: 1fr 1fr; }
  .numbers-grid div:nth-child(2) { border-right: 1px solid rgba(255,255,255,.16); }
}

@media (max-width: 680px) {
  body { font-size: 16px; padding-bottom: 62px; }
  .shell { width: min(100% - 28px, 1180px); }
  .site-header { position: static; }
  .nav-wrap { min-height: 68px; }
  .brand strong { font-size: 14px; }
  .brand small,.phone-top { display: none; }
  .hero { padding: 0 0 54px; }
  .hero-grid { padding-top: 36px; }
  h1 { font-size: 42px; }
  h2 { font-size: 36px; }
  .lead { font-size: 18px; }
  .hero-actions .button { width: 100%; }
  .hero-grid { gap: 36px; }
  .trust-list { display: grid; }
  .numbers-grid { grid-template-columns: 1fr; }
  .numbers-grid div { padding: 22px 8px; }
  .numbers-grid div { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.16); }
  .numbers-grid div:last-child { border-bottom: 0; }
  .numbers strong { font-size: 23px; }
  .section { padding: 56px 0; }
  .offer-grid,.use-list,.steps,.experience-grid,.recipe-grid { grid-template-columns: 1fr; }
  .pickup-gallery { grid-template-columns: 1fr; }
  .pickup-main { grid-column: auto; }
  .pickup-gallery img { height: auto; aspect-ratio: 4 / 3; }
  .report-pages,.test-results,.technology-box { grid-template-columns: 1fr; }
  .offer-card { padding: 28px 22px; }
  .experience-grid { gap: 38px; }
  .experience-number { font-size: 160px; }
  .contact dl div { grid-template-columns: 1fr; gap: 2px; }
  .contact-actions .button { width: 100%; }
  .access-panel { padding: 32px 24px; }
  .footer-grid { display: grid; }
  .mobile-call { display: flex; position: fixed; z-index: 40; left: 0; right: 0; bottom: 0; height: 62px; align-items: center; justify-content: center; background: #0a739f; color: #fff; font-weight: 900; text-decoration: none; box-shadow: 0 -6px 20px rgba(0,0,0,.2); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}