@charset "UTF-8";

:root {
  --st-deep: #0b4861;
  --st-deep-2: #08394f;
  --st-blue: #118bc1;
  --st-blue-dark: #08658f;
  --st-pale: #e6fcff;
  --st-orange: #ffb250;
  --st-text: #173443;
  --st-muted: #5f7a86;
  --st-line: #cfe2e8;
  --st-white: #fff;
  --st-shadow: 0 24px 58px rgba(6, 55, 76, .14);
}

html { scroll-behavior: smooth; }
.stakan-page { margin: 0; color: var(--st-text); background: #fff; font-family: Inter, Arial, sans-serif; line-height: 1.55; }
.stakan-page * { box-sizing: border-box; }
.stakan-page img, .stakan-page video { display: block; max-width: 100%; }
.stakan-page a { color: inherit; text-decoration: none; }
.stakan-page main { overflow: hidden; }
.stakan-wrap { width: min(1160px, calc(100% - 48px)); margin-inline: auto; }
.stakan-skip-link { position: fixed; z-index: 1000; left: 18px; top: 12px; padding: 12px 16px; color: #fff; border-radius: 4px; background: var(--st-deep-2); transform: translateY(-180%); transition: transform .2s ease; }
.stakan-skip-link:focus { transform: none; }
.stakan-page main :focus-visible { outline: 3px solid var(--st-orange); outline-offset: 3px; }

.stakan-hero { position: relative; overflow: hidden; color: #fff; background: linear-gradient(125deg, #052f42 0%, var(--st-deep) 58%, var(--st-blue-dark) 100%); }
.stakan-hero::before { content: ""; position: absolute; right: -245px; top: -250px; width: 760px; height: 760px; border: 1px solid rgba(174, 231, 245, .18); border-radius: 50%; box-shadow: 0 0 0 62px rgba(5, 56, 76, .25), 0 0 0 63px rgba(174, 231, 245, .08); }
.stakan-hero-grid { position: absolute; inset: 0; opacity: .2; background-image: linear-gradient(rgba(146, 219, 237, .14) 1px, transparent 1px), linear-gradient(90deg, rgba(146, 219, 237, .14) 1px, transparent 1px); background-size: 74px 74px; mask-image: linear-gradient(to right, #000, #000 46%, transparent 84%); }
.stakan-hero-inner { position: relative; z-index: 1; display: grid; grid-template-columns: .97fr 1.03fr; align-items: center; gap: 52px; min-height: 680px; padding: 58px 0 52px; }
.stakan-breadcrumbs { display: flex; gap: 8px; margin-bottom: 24px; color: #8fc5d6; font-size: 11px; }
.stakan-breadcrumbs a:hover { color: #fff; }
.stakan-eyebrow { margin: 0 0 18px; color: var(--st-blue-dark); font-size: 11px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.stakan-eyebrow > span { display: inline-block; width: 28px; height: 2px; margin-right: 9px; vertical-align: middle; background: var(--st-orange); }
.stakan-eyebrow-light { color: #9ce6ff; }
.stakan-hero h1 { max-width: 690px; margin: 0 0 24px; color: #fff; font-size: clamp(43px, 4.5vw, 66px); line-height: 1; letter-spacing: -.055em; }
.stakan-hero h1 em { color: var(--st-orange); font-style: normal; }
.stakan-lead { max-width: 620px; margin: 0; color: #c5e0e9; font-size: 18px; line-height: 1.62; }
.stakan-hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 30px; }
.stakan-btn { display: inline-flex; align-items: center; justify-content: center; gap: 16px; min-height: 52px; padding: 0 23px; border: 1px solid transparent; border-radius: 4px; font-size: 13px; font-weight: 800; transition: transform .2s ease, background .2s ease, border-color .2s ease; }
.stakan-btn span { font-size: 18px; }
.stakan-btn:hover { transform: translateY(-2px); }
.stakan-btn-accent { color: #173443; background: var(--st-orange); box-shadow: 0 13px 28px rgba(255, 178, 80, .16); }
.stakan-btn-accent:hover { background: #ffc06c; }
.stakan-btn-line { color: #fff; border-color: rgba(185, 229, 241, .45); background: rgba(255, 255, 255, .03); }
.stakan-btn-line:hover { border-color: #fff; background: rgba(255, 255, 255, .08); }
.stakan-price-note { margin: 14px 0 0; color: #8ebccc; font-size: 12px; }
.stakan-hero-facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; margin-top: 30px; }
.stakan-hero-facts > div { min-width: 0; padding-left: 14px; border-left: 2px solid rgba(145, 219, 236, .34); }
.stakan-hero-facts strong, .stakan-hero-facts span { display: block; }
.stakan-hero-facts strong { color: #fff; font-size: 14px; white-space: nowrap; }
.stakan-hero-facts span { margin-top: 5px; color: #8ebccc; font-size: 11px; }
.stakan-hero-visual { position: relative; min-width: 0; padding: 28px 0 88px 24px; }
.stakan-hero-photo { position: relative; z-index: 1; overflow: hidden; margin: 0; border: 1px solid rgba(255, 255, 255, .32); border-radius: 7px; background: #174f65; box-shadow: 0 32px 75px rgba(0, 21, 34, .38); transform: rotate(1deg); }
.stakan-hero-photo img { width: 100%; height: 475px; object-fit: cover; object-position: center; }
.stakan-hero-photo::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(3, 33, 48, .88), transparent 39%); pointer-events: none; }
.stakan-hero-photo figcaption { position: absolute; z-index: 2; left: 24px; right: 145px; bottom: 22px; }
.stakan-hero-photo figcaption span, .stakan-hero-photo figcaption b { display: block; }
.stakan-hero-photo figcaption span { color: #9bdced; font-size: 10px; font-weight: 800; letter-spacing: .15em; text-transform: uppercase; }
.stakan-hero-photo figcaption b { margin-top: 5px; font-size: 16px; }
.stakan-material-badge { position: absolute; z-index: 4; right: -18px; top: -2px; display: grid; place-content: center; width: 130px; height: 130px; border: 9px solid var(--st-deep); border-radius: 50%; color: #163a49; background: var(--st-orange); box-shadow: 0 18px 34px rgba(0, 28, 43, .28); text-align: center; transform: rotate(-4deg); }
.stakan-material-badge small, .stakan-material-badge strong, .stakan-material-badge span { display: block; }
.stakan-material-badge small { font-size: 8px; font-weight: 900; letter-spacing: .14em; }
.stakan-material-badge strong { margin-top: 2px; font-size: 22px; line-height: 1; }
.stakan-material-badge span { margin-top: 4px; font-size: 9px; }
.stakan-hero-note { position: absolute; z-index: 3; left: -10px; bottom: 1px; display: flex; align-items: center; gap: 13px; width: 232px; padding: 13px 16px; color: #557584; border-radius: 4px; background: #fff; box-shadow: 0 15px 38px rgba(0, 28, 43, .28); transform: rotate(-2deg); }
.stakan-hero-note b { display: grid; place-items: center; flex: 0 0 auto; width: 50px; height: 50px; border: 2px solid var(--st-blue); border-radius: 50%; color: var(--st-blue-dark); font-size: 18px; }
.stakan-hero-note span { font-size: 12px; line-height: 1.35; }
.stakan-hero-ticker { position: relative; z-index: 2; display: flex; align-items: center; justify-content: space-between; gap: 18px; min-height: 68px; color: #91bdca; border-top: 1px solid rgba(169, 226, 240, .17); font-size: 10px; font-weight: 800; letter-spacing: .15em; }
.stakan-hero-ticker i { color: var(--st-orange); font-size: 17px; font-style: normal; }

.stakan-section { padding: 100px 0; scroll-margin-top: 122px; }
.stakan-section h2 { margin: 0; color: var(--st-deep); font-size: clamp(35px, 4vw, 52px); line-height: 1.07; letter-spacing: -.045em; }
.stakan-section-heading { display: flex; align-items: end; justify-content: space-between; gap: 60px; }
.stakan-section-heading > p { max-width: 465px; margin: 0 0 4px; color: var(--st-muted); font-size: 17px; }
.stakan-heading-light h2 { color: #fff; }
.stakan-heading-light > p { color: #b9d6df; }

.stakan-purpose { position: relative; background: linear-gradient(180deg, #fff 0%, var(--st-pale) 100%); }
.stakan-purpose::before { content: ""; position: absolute; left: -190px; bottom: -115px; width: 360px; height: 360px; border: 1px solid #cdebf2; border-radius: 50%; }
.stakan-purpose-grid { position: relative; display: grid; grid-template-columns: .98fr 1.02fr; gap: 42px; margin-top: 54px; }
.stakan-purpose-photo { position: relative; align-self: start; overflow: hidden; min-width: 0; min-height: 0; aspect-ratio: 4 / 3; margin: 0; border-radius: 7px; background: #dae9ed; box-shadow: var(--st-shadow); }
.stakan-purpose-photo img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 64%; }
.stakan-purpose-photo figcaption { position: absolute; left: 18px; right: 18px; bottom: 18px; padding: 17px 19px; color: #fff; background: rgba(8, 57, 79, .93); backdrop-filter: blur(7px); }
.stakan-purpose-photo figcaption b, .stakan-purpose-photo figcaption span { display: block; }
.stakan-purpose-photo figcaption b { font-size: 15px; }
.stakan-purpose-photo figcaption span { margin-top: 4px; color: #b9dce6; font-size: 12px; }
.stakan-benefits { display: grid; gap: 12px; }
.stakan-benefits article { display: grid; grid-template-columns: 60px 1fr; align-items: start; gap: 16px; padding: 23px; border: 1px solid var(--st-line); background: #fff; }
.stakan-benefits article.is-featured { border-color: #83cde1; background: var(--st-pale); box-shadow: 0 14px 35px rgba(10, 71, 95, .08); }
.stakan-benefits article > span { color: #a8dbe8; font-size: 30px; font-weight: 800; letter-spacing: -.06em; }
.stakan-benefits .is-featured > span { color: var(--st-blue); }
.stakan-benefits h3 { margin: 1px 0 6px; color: var(--st-deep); font-size: 19px; }
.stakan-benefits p { margin: 0; color: var(--st-muted); font-size: 14px; }

.stakan-sizes { position: relative; overflow: hidden; color: #fff; background: var(--st-deep); }
.stakan-sizes::after { content: ""; position: absolute; right: -155px; bottom: -220px; width: 520px; height: 520px; border: 1px solid rgba(131, 205, 225, .18); border-radius: 50%; box-shadow: 0 0 0 39px var(--st-deep), 0 0 0 40px rgba(131, 205, 225, .12), 0 0 0 78px var(--st-deep), 0 0 0 79px rgba(131, 205, 225, .09); }
.stakan-size-lines { position: absolute; inset: 0; opacity: .08; background-image: repeating-linear-gradient(90deg, transparent 0 79px, #fff 80px 81px); mask-image: linear-gradient(to bottom, transparent, #000 34%, transparent); }
.stakan-size-grid { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 52px; }
.stakan-size-card { position: relative; display: flex; flex-direction: column; min-width: 0; min-height: 510px; padding: 27px; border: 1px solid rgba(158, 218, 233, .22); background: rgba(4, 47, 66, .55); transition: border-color .2s ease, transform .2s ease, background .2s ease; }
.stakan-size-card:hover { border-color: #6cc7df; background: rgba(4, 47, 66, .8); transform: translateY(-4px); }
.stakan-size-card.is-featured { border-color: var(--st-orange); background: #0a5874; box-shadow: 0 20px 45px rgba(0, 29, 43, .2); }
.stakan-featured-label { position: absolute; right: 18px; top: -12px; padding: 5px 9px; color: #193846; background: var(--st-orange); font-size: 8px; font-weight: 900; letter-spacing: .13em; }
.stakan-size-top { display: flex; align-items: start; justify-content: space-between; gap: 18px; }
.stakan-size-top span { color: #80c6d9; font-size: 8px; font-weight: 800; letter-spacing: .13em; }
.stakan-size-top strong { color: #fff; font-size: 29px; line-height: .9; letter-spacing: -.05em; }
.stakan-ring-stack { display: grid; align-content: end; justify-items: center; min-height: 126px; margin: 24px 0 20px; padding: 14px; border: 1px solid rgba(150, 214, 230, .17); background: rgba(255, 255, 255, .035); }
.stakan-ring-stack i { display: block; height: 17px; margin-top: -2px; border: 2px solid #9dd7e5; border-radius: 50%; box-shadow: inset 0 -4px 0 rgba(157, 215, 229, .14); }
.stakan-ring-narrow i { width: 54%; }
.stakan-ring-medium i { width: 72%; }
.stakan-ring-wide i { width: 90%; }
.stakan-size-card h3 { margin: 0 0 17px; color: #fff; font-size: 20px; }
.stakan-size-card label { margin-bottom: 7px; color: #9fc8d4; font-size: 11px; font-weight: 800; letter-spacing: .04em; }
.stakan-height-select { width: 100%; min-height: 46px; padding: 0 13px; color: #fff; border: 1px solid rgba(157, 215, 229, .3); border-radius: 3px; background: #0b435b; font: inherit; font-size: 14px; cursor: pointer; }
.stakan-height-select option { color: var(--st-text); background: #fff; }
.stakan-size-buy { display: flex; align-items: center; justify-content: space-between; min-height: 55px; margin-top: auto; padding: 0 17px; color: #173443; background: var(--st-orange); font-size: 13px; font-weight: 900; transition: background .2s ease, transform .2s ease; }
.stakan-size-buy:hover { background: #ffc66f; transform: translateY(-2px); }
.stakan-size-buy b { font-size: 18px; }
.stakan-size-note { position: relative; z-index: 1; margin: 18px 0 0; padding: 18px 22px; color: #bcd7df; border-left: 3px solid var(--st-orange); background: rgba(255, 255, 255, .05); font-size: 14px; }
.stakan-size-note b { color: #fff; }

.stakan-construction { background: #f8fcfd; }
.stakan-construction-grid { display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: 60px; }
.stakan-construction-lead { max-width: 560px; margin: 25px 0 0; color: var(--st-muted); font-size: 17px; }
.stakan-construction-points { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 24px; margin-top: 34px; border-top: 1px solid var(--st-line); }
.stakan-construction-points article { display: grid; grid-template-columns: 34px 1fr; gap: 10px; padding: 19px 0; border-bottom: 1px solid var(--st-line); }
.stakan-construction-points article > span { color: var(--st-blue); font-size: 11px; font-weight: 900; }
.stakan-construction-points h3 { margin: 0 0 4px; color: var(--st-deep); font-size: 17px; }
.stakan-construction-points p { margin: 0; color: var(--st-muted); font-size: 13px; }
.stakan-construction-media { display: grid; grid-template-columns: 1.05fr .95fr; gap: 13px; min-width: 0; }
.stakan-construction-media figure { position: relative; overflow: hidden; min-width: 0; min-height: 560px; margin: 0; background: #e4eef0; box-shadow: var(--st-shadow); }
.stakan-construction-media .stakan-detail { margin-top: 55px; margin-bottom: -55px; }
.stakan-construction-media img { width: 100%; height: 100%; object-fit: cover; }
.stakan-construction-media .stakan-scheme img { object-fit: contain; background: #f4f8f9; }
.stakan-construction-media figcaption { position: absolute; left: 13px; right: 13px; bottom: 13px; padding: 13px 14px; color: #fff; background: rgba(8, 57, 79, .93); }
.stakan-construction-media figcaption b, .stakan-construction-media figcaption span { display: block; }
.stakan-construction-media figcaption b { font-size: 14px; }
.stakan-construction-media figcaption span { margin-top: 3px; color: #bad8e1; font-size: 11px; }

.stakan-installation { background: linear-gradient(180deg, #fff 0%, var(--st-pale) 100%); }
.stakan-steps { display: grid; grid-template-columns: repeat(5, 1fr); margin: 54px 0 0; padding: 0; list-style: none; border-top: 1px solid var(--st-line); border-bottom: 1px solid var(--st-line); }
.stakan-steps li { position: relative; min-width: 0; padding: 25px 21px 28px; border-right: 1px solid var(--st-line); }
.stakan-steps li:first-child { border-left: 1px solid var(--st-line); }
.stakan-steps li::before { content: ""; position: absolute; left: -1px; top: -1px; width: 0; height: 3px; background: var(--st-blue); transition: width .35s ease; }
.stakan-steps li:hover::before { width: calc(100% + 1px); }
.stakan-steps b { color: var(--st-blue); font-size: 24px; letter-spacing: -.04em; }
.stakan-steps h3 { margin: 21px 0 8px; color: var(--st-deep); font-size: 17px; }
.stakan-steps p { margin: 0; color: var(--st-muted); font-size: 13px; }
.stakan-passport-callout { display: flex; align-items: center; justify-content: space-between; gap: 30px; margin-top: 30px; padding: 24px 28px; color: #fff; background: var(--st-deep); box-shadow: var(--st-shadow); }
.stakan-passport-callout span, .stakan-passport-callout b { display: block; }
.stakan-passport-callout div > span { color: #83cde1; font-size: 8px; font-weight: 900; letter-spacing: .15em; }
.stakan-passport-callout b { margin-top: 5px; font-size: 16px; }

.stakan-video { color: #fff; background: #082f42; }
.stakan-video-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; margin-top: 52px; }
.stakan-video-card { overflow: hidden; border: 1px solid rgba(158, 218, 233, .22); background: #0b4056; box-shadow: 0 22px 50px rgba(0, 20, 30, .25); }
.stakan-video-card video { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; background: #041d29; }
.stakan-video-card > div { padding: 22px 23px 24px; }
.stakan-video-card div > span { color: #8bd8eb; font-size: 9px; font-weight: 900; letter-spacing: .14em; }
.stakan-video-card div > span i { display: inline-block; width: 7px; height: 7px; margin-right: 7px; border-radius: 50%; background: var(--st-orange); }
.stakan-video-card div > b { display: block; margin-top: 10px; font-size: 19px; }
.stakan-video-card p { margin: 7px 0 0; color: #adcbd4; font-size: 13px; }

.stakan-choice { color: #fff; background: linear-gradient(118deg, var(--st-deep), #08759e); }
.stakan-choice-grid { display: grid; grid-template-columns: .78fr 1.22fr; align-items: center; gap: 75px; }
.stakan-choice h2 { color: #fff; }
.stakan-choice-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 13px; }
.stakan-choice-cards article { padding: 28px; border: 1px solid rgba(170, 225, 238, .25); background: rgba(255, 255, 255, .045); }
.stakan-choice-cards article.is-current { border-color: var(--st-orange); background: rgba(3, 53, 72, .35); }
.stakan-choice-cards article > span { color: #88d8ec; font-size: 8px; font-weight: 900; letter-spacing: .14em; }
.stakan-choice-cards h3 { min-height: 54px; margin: 22px 0 10px; color: #fff; font-size: 21px; line-height: 1.2; }
.stakan-choice-cards p { min-height: 110px; margin: 0 0 22px; color: #c0dce5; font-size: 14px; }
.stakan-choice-cards a { display: flex; justify-content: space-between; padding-top: 15px; color: #fff; border-top: 1px solid rgba(170, 225, 238, .25); font-size: 13px; font-weight: 800; }
.stakan-choice-cards a b { color: var(--st-orange); font-size: 16px; }

.stakan-gallery { color: #fff; background: var(--st-deep-2); }
.stakan-gallery-block { display: grid; grid-template-columns: 1fr; gap: 12px; margin-top: 52px; }
.stakan-gallery-main { position: relative; overflow: hidden; height: 520px; min-width: 0; margin: 0; background: #103f53; }
.stakan-gallery-main > img { width: 100%; height: 100%; object-fit: cover; transition: opacity .18s ease, transform .35s ease; }
.stakan-gallery-main.is-changing > img { opacity: .35; transform: scale(1.012); }
.stakan-gallery-main figcaption { position: absolute; left: 0; right: 0; bottom: 0; padding: 90px 28px 24px; background: linear-gradient(transparent, rgba(3, 31, 44, .93)); pointer-events: none; }
.stakan-gallery-main figcaption b, .stakan-gallery-main figcaption span { display: block; }
.stakan-gallery-main figcaption b { font-size: 18px; }
.stakan-gallery-main figcaption span { max-width: 650px; margin-top: 5px; color: #b8d4dd; font-size: 13px; }
.stakan-gallery-expand { position: absolute; right: 17px; top: 17px; display: grid; place-items: center; width: 44px; height: 44px; border: 1px solid rgba(255, 255, 255, .45); border-radius: 50%; color: #fff; background: rgba(4, 48, 66, .58); font-size: 20px; cursor: pointer; backdrop-filter: blur(6px); }
.stakan-gallery-thumbs { display: flex; gap: 8px; min-width: 0; overflow-x: auto; padding-bottom: 6px; scrollbar-width: thin; scroll-snap-type: x proximity; }
.stakan-gallery-thumb { flex: 0 0 120px; height: 78px; overflow: hidden; min-width: 0; padding: 0; border: 2px solid transparent; background: #174a5e; cursor: pointer; opacity: .58; scroll-snap-align: start; transition: opacity .2s ease, border-color .2s ease; }
.stakan-gallery-thumb:hover { opacity: .9; }
.stakan-gallery-thumb.is-active { border-color: var(--st-orange); opacity: 1; }
.stakan-gallery-thumb img { width: 100%; height: 100%; object-fit: cover; }
.stakan-lightbox[hidden] { display: none; }
.stakan-lightbox { position: fixed; inset: 0; z-index: 150; display: grid; place-items: center; padding: 45px; background: rgba(2, 24, 34, .94); }
.stakan-lightbox img { max-width: min(1200px, 94vw); max-height: 88vh; object-fit: contain; box-shadow: 0 25px 80px rgba(0, 0, 0, .35); }
.stakan-lightbox-close { position: fixed; right: 25px; top: 20px; width: 48px; height: 48px; border: 1px solid rgba(255, 255, 255, .35); border-radius: 50%; color: #fff; background: transparent; font-size: 31px; cursor: pointer; }

.stakan-delivery { background: linear-gradient(180deg, #fff 0%, var(--st-pale) 100%); }
.stakan-delivery-grid { display: grid; grid-template-columns: .85fr 1.15fr; align-items: start; gap: 85px; }
.stakan-delivery-copy > p { margin: 0; color: var(--st-muted); font-size: 17px; }
.stakan-doc-links { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 28px; }
.stakan-doc-links a { display: grid; min-height: 105px; align-content: center; padding: 20px; border: 1px solid var(--st-line); background: #fff; transition: border-color .2s ease, transform .2s ease; }
.stakan-doc-links a:hover { border-color: var(--st-blue); transform: translateY(-2px); }
.stakan-doc-links b { color: var(--st-deep); font-size: 15px; }
.stakan-doc-links span { margin-top: 5px; color: var(--st-muted); font-size: 11px; }

.stakan-request { color: #fff; background: linear-gradient(125deg, #052f42, var(--st-deep) 58%, var(--st-blue-dark)); }
.stakan-request-grid { display: grid; grid-template-columns: .9fr 1.1fr; align-items: start; gap: 64px; }
.stakan-request h2 { color: #fff; }
.stakan-request-lead { margin: 23px 0 0; color: #c1dce5; font-size: 16px; }
.stakan-request-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px 24px; margin: 25px 0; padding: 0; list-style: none; }
.stakan-request-list li { position: relative; padding-left: 18px; color: #c9e0e7; font-size: 13px; }
.stakan-request-list li::before { content: ""; position: absolute; left: 0; top: .55em; width: 7px; height: 7px; border-radius: 50%; background: var(--st-orange); }
.stakan-shop-cta { display: flex; align-items: center; justify-content: space-between; gap: 20px; max-width: 450px; min-height: 72px; padding: 14px 18px; color: #173443; background: var(--st-orange); transition: transform .2s ease, background .2s ease; }
.stakan-shop-cta:hover { background: #ffc66f; transform: translateY(-2px); }
.stakan-shop-cta small, .stakan-shop-cta b { display: block; }
.stakan-shop-cta small { font-size: 8px; font-weight: 900; letter-spacing: .14em; }
.stakan-shop-cta b { margin-top: 3px; font-size: 16px; }
.stakan-shop-cta i { font-size: 24px; font-style: normal; }
.stakan-contact-lines { display: grid; gap: 5px; margin-top: 24px; color: #fff; font-size: 13px; }
.stakan-contact-lines a:hover { color: #8ce3f5; }
.stakan-contact-lines span { color: #9bbfcb; }
.stakan-request-form { min-height: 555px; overflow: hidden; padding: 18px; border: 1px solid rgba(178, 229, 242, .28); border-radius: 5px; background: #fff; box-shadow: 0 28px 70px rgba(0, 22, 33, .28); }
.stakan-request-form noscript { color: var(--st-text); }

.stakan-faq { position: relative; overflow: hidden; background: #fff; }
.stakan-faq-mark { position: absolute; left: -35px; top: -115px; color: var(--st-pale); font-size: 520px; font-weight: 900; line-height: 1; pointer-events: none; }
.stakan-faq-grid { position: relative; display: grid; grid-template-columns: .75fr 1.25fr; align-items: start; gap: 78px; }
.stakan-faq-grid > div:first-child > p:last-child { max-width: 400px; margin: 24px 0 0; color: var(--st-muted); font-size: 15px; }
.stakan-faq-list { border-top: 1px solid var(--st-line); }
.stakan-faq-list details { border-bottom: 1px solid var(--st-line); }
.stakan-faq-list summary { position: relative; padding: 21px 44px 21px 0; color: var(--st-deep); font-size: 16px; font-weight: 800; cursor: pointer; list-style: none; }
.stakan-faq-list summary::-webkit-details-marker { display: none; }
.stakan-faq-list summary::after { content: "+"; position: absolute; right: 7px; top: 17px; color: var(--st-blue); font-size: 25px; font-weight: 400; }
.stakan-faq-list details[open] summary::after { content: "−"; }
.stakan-faq-list details p { margin: -2px 50px 20px 0; color: var(--st-muted); font-size: 14px; }
.stakan-faq-list details p a { color: var(--st-blue-dark); text-decoration: underline; text-underline-offset: 3px; }

@media (max-width: 1040px) {
  .stakan-hero-inner { grid-template-columns: 1fr 1fr; gap: 30px; }
  .stakan-hero-photo img { height: 420px; }
  .stakan-purpose-grid, .stakan-construction-grid { gap: 30px; }
  .stakan-steps { grid-template-columns: repeat(3, 1fr); }
  .stakan-steps li:nth-child(4), .stakan-steps li:nth-child(5) { border-top: 1px solid var(--st-line); }
  .stakan-choice-grid { gap: 42px; }
  .stakan-gallery-main { height: 480px; }
}

@media (max-width: 820px) {
  .stakan-wrap { width: min(100% - 34px, 720px); }
  .stakan-hero-inner { grid-template-columns: 1fr; padding: 48px 0 62px; }
  .stakan-hero-copy { max-width: 680px; }
  .stakan-hero-visual { max-width: 670px; padding-left: 0; }
  .stakan-hero-photo img { height: 460px; }
  .stakan-section { padding: 78px 0; }
  .stakan-section-heading { display: grid; gap: 22px; }
  .stakan-section-heading > p { max-width: 620px; }
  .stakan-purpose-grid, .stakan-construction-grid, .stakan-choice-grid, .stakan-delivery-grid, .stakan-request-grid, .stakan-faq-grid { grid-template-columns: 1fr; }
  .stakan-purpose-photo { min-height: 0; }
  .stakan-size-grid { grid-template-columns: 1fr; }
  .stakan-size-card { min-height: 450px; }
  .stakan-ring-stack { min-height: 108px; }
  .stakan-construction-grid { gap: 48px; }
  .stakan-construction-media { max-width: 620px; }
  .stakan-steps { grid-template-columns: repeat(2, 1fr); }
  .stakan-steps li:nth-child(3) { border-top: 1px solid var(--st-line); }
  .stakan-video-grid { grid-template-columns: 1fr; }
  .stakan-choice-grid, .stakan-delivery-grid, .stakan-request-grid, .stakan-faq-grid { gap: 42px; }
  .stakan-choice-cards p { min-height: 0; }
  .stakan-gallery-main { height: 430px; }
  .stakan-faq-mark { left: auto; right: -50px; font-size: 360px; }
}

@media (max-width: 620px) {
  .stakan-wrap { width: calc(100% - 30px); }
  .stakan-hero { text-align: left; }
  .stakan-hero-inner { min-height: auto; padding-top: 36px; }
  .stakan-breadcrumbs { margin-bottom: 18px; }
  .stakan-hero h1 { font-size: clamp(39px, 12vw, 54px); }
  .stakan-lead { font-size: 16px; }
  .stakan-hero-actions { display: grid; }
  .stakan-btn { width: 100%; min-height: 55px; }
  .stakan-hero-facts { grid-template-columns: 1fr; gap: 12px; }
  .stakan-hero-visual { padding: 18px 0 74px; }
  .stakan-hero-photo { transform: none; }
  .stakan-hero-photo img { height: 360px; }
  .stakan-material-badge { right: -8px; top: -10px; width: 105px; height: 105px; border-width: 7px; }
  .stakan-material-badge strong { font-size: 18px; }
  .stakan-hero-note { left: 10px; width: 215px; }
  .stakan-hero-ticker { justify-content: flex-start; overflow: hidden; white-space: nowrap; }
  .stakan-hero-ticker span:nth-of-type(n+3), .stakan-hero-ticker i:nth-of-type(n+3) { display: none; }
  .stakan-section { padding: 66px 0; scroll-margin-top: 110px; }
  .stakan-section h2 { font-size: clamp(33px, 10vw, 45px); }
  .stakan-section-heading > p { font-size: 15px; }
  .stakan-purpose-grid { margin-top: 36px; }
  .stakan-purpose-photo { min-height: 0; }
  .stakan-benefits article { grid-template-columns: 44px 1fr; padding: 19px; }
  .stakan-benefits article > span { font-size: 25px; }
  .stakan-size-grid { margin-top: 36px; }
  .stakan-size-card { min-height: 430px; padding: 22px; }
  .stakan-construction-points { grid-template-columns: 1fr; }
  .stakan-construction-media { grid-template-columns: 1fr; }
  .stakan-construction-media figure { min-height: 430px; }
  .stakan-construction-media .stakan-detail { min-height: 320px; margin: 0; }
  .stakan-steps { grid-template-columns: 1fr; }
  .stakan-steps li, .stakan-steps li:nth-child(n) { border: 1px solid var(--st-line); border-bottom: 0; }
  .stakan-steps li:last-child { border-bottom: 1px solid var(--st-line); }
  .stakan-passport-callout { display: grid; padding: 22px; }
  .stakan-video-grid { margin-top: 36px; }
  .stakan-choice-cards { grid-template-columns: 1fr; }
  .stakan-gallery-main { height: 340px; }
  .stakan-gallery-thumbs { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 5px; scrollbar-width: thin; }
  .stakan-gallery-thumb { flex: 0 0 92px; height: 70px; }
  .stakan-doc-links { grid-template-columns: 1fr; }
  .stakan-request-list { grid-template-columns: 1fr; }
  .stakan-request-form { min-height: 500px; padding: 10px; }
  .stakan-lightbox { padding: 20px; }
  .stakan-lightbox-close { right: 12px; top: 12px; }
}

@media (max-width: 380px) {
  .stakan-hero-photo img { height: 320px; }
  .stakan-hero-photo figcaption { right: 20px; }
  .stakan-hero-note { left: 0; }
  .stakan-size-top strong { font-size: 25px; }
  .stakan-gallery-main { height: 300px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .stakan-page main * { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}