@font-face { font-family: Gilroy; src: url("assets/fonts/gilroy-light.otf") format("opentype"); font-weight: 300; font-display: swap; }
@font-face { font-family: Gilroy; src: url("assets/fonts/gilroy-extrabold.otf") format("opentype"); font-weight: 800; font-display: swap; }

:root {
  --ink: #12202e;
  --ink-soft: #637281;
  --navy: #1e88c8;
  --navy-dark: #1264a3;
  --brass: #00a67c;
  --ivory: #f3f6f9;
  --sand: #e8f4fb;
  --paper: #ffffff;
  --line: #dde4ea;
  --white: #ffffff;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body.factura-karniz-page { margin: 0; background: #e7edf2; color: var(--ink); font-family: Gilroy, Arial, sans-serif; font-weight: 300; }
.site button, .site input, .site select { font: inherit; }
.site button, .site a, .contact-dock a { -webkit-tap-highlight-color: transparent; }
.site a, .contact-dock a { color: inherit; text-decoration: none; }
.site { max-width: 1720px; margin: 0 auto; overflow: hidden; background: var(--ivory); box-shadow: 0 0 56px rgba(18, 32, 46, .1); }
.topbar { min-height: 34px; padding: 8px 5%; display: flex; align-items: center; justify-content: space-between; gap: 24px; background: #12202e; color: #b8ccd8; font-size: 10px; letter-spacing: .14em; text-transform: uppercase; }
.topbar a { color: var(--white); }

.header { min-height: 88px; padding: 12px 5%; display: grid; grid-template-columns: 270px 1fr auto; align-items: center; gap: 38px; position: sticky; top: 0; z-index: 30; border-bottom: 1px solid rgba(221, 228, 234, .9); background: rgba(243, 246, 249, .95); backdrop-filter: blur(16px); }
.admin-bar .header { top: 32px; }
.logo { width: 265px; height: 64px; display: flex; align-items: center; }
.logo img { width: auto; max-width: 100%; height: 64px; display: block; object-fit: contain; object-position: left center; }
.header nav { display: flex; justify-content: center; gap: 32px; }
.header nav a { padding: 12px 0; position: relative; font-size: 11px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.header nav a::after { content: ""; width: 0; height: 3px; position: absolute; left: 0; bottom: 4px; background: var(--navy); transition: width .2s ease; }
.header nav a:hover::after { width: 100%; }
.header-cta, .button { min-height: 50px; padding: 0 25px; border: 1px solid rgba(255,255,255,.35); border-radius: 14px; display: inline-flex; align-items: center; justify-content: center; cursor: pointer; font-size: 11px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; box-shadow: 7px 7px 15px rgba(18,32,46,.2), -5px -5px 12px rgba(255,255,255,.8), inset 1px 1px 1px rgba(255,255,255,.34); transition: transform .18s ease, box-shadow .18s ease, background .18s ease; }
.header-cta, .button-primary { background: var(--navy); color: var(--white); }
.header-cta:hover, .button-primary:hover { background: var(--navy-dark); }
.button-secondary { border-color: #eef3f7; background: #f3f6f9; color: var(--navy-dark); }
.button-secondary:hover { color: var(--navy); }
.button-accent { background: var(--brass); color: var(--white); }
.header-cta:active, .button:active { transform: translateY(2px); box-shadow: inset 4px 4px 9px rgba(18,32,46,.22), inset -3px -3px 8px rgba(255,255,255,.2); }

.hero { min-height: 700px; display: grid; grid-template-columns: 46% 54%; }
.hero-copy { padding: 90px 10% 70px 12%; display: flex; flex-direction: column; justify-content: center; background: var(--paper); }
.eyebrow { margin: 0 0 22px; color: var(--navy); font-size: 10px; font-weight: 800; letter-spacing: .2em; text-transform: uppercase; }
.site h1, .site h2, .site h3 { font-family: Gilroy, Arial, sans-serif; font-weight: 300; }
.site h1 { margin: 0; font-size: clamp(54px, 5.2vw, 86px); line-height: .96; letter-spacing: -.035em; }
.site h1 em { color: var(--navy); font-style: normal; }
.lead { max-width: 610px; margin: 30px 0; color: var(--ink-soft); font-size: 17px; line-height: 1.7; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-facts { margin: 54px 0 0; padding-top: 28px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; border-top: 1px solid var(--line); }
.hero-facts div { min-width: 0; }
.hero-facts dt { color: var(--navy-dark); font-family: Gilroy, Arial, sans-serif; font-size: 25px; font-weight: 800; }
.hero-facts dd { margin: 6px 0 0; color: var(--ink-soft); font-size: 11px; line-height: 1.35; }
.hero-visual { min-height: 700px; position: relative; overflow: hidden; background: var(--sand); }
.hero-visual > img { width: 100%; height: 100%; position: absolute; inset: 0; object-fit: cover; object-position: center; }
.hero-note { min-width: 320px; padding: 22px 26px; position: absolute; right: 28px; bottom: 28px; display: grid; gap: 6px; background: rgba(255, 253, 249, .94); color: var(--ink); }
.hero-note span, .hero-note small { color: var(--ink-soft); font-size: 9px; letter-spacing: .12em; text-transform: uppercase; }
.hero-note strong { color: var(--navy-dark); font-family: Gilroy, Arial, sans-serif; font-size: 20px; font-weight: 800; }

.service-line { padding: 0 5%; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: #e8f4fb; }
.service-line p { min-height: 82px; margin: 0; padding: 24px 28px; display: flex; align-items: center; gap: 16px; border-right: 1px solid var(--line); font-size: 12px; }
.service-line p:last-child { border-right: 0; }
.service-line span { color: var(--navy); font-family: Gilroy, Arial, sans-serif; font-weight: 800; }

.section { padding: 105px 6%; }
.section-head { margin-bottom: 42px; display: grid; grid-template-columns: 1.15fr .85fr; align-items: end; gap: 70px; }
.section-head h2, .control-copy h2, .calculator h2, .final-cta h2 { margin: 0; font-size: clamp(42px, 4vw, 64px); line-height: 1.04; letter-spacing: -.035em; }
.section-head > p, .control-copy > p:not(.eyebrow), .calculator-copy > p:not(.eyebrow) { margin: 0; color: var(--ink-soft); font-size: 15px; line-height: 1.75; }
.catalog { background: var(--ivory); }
.catalog-filters { margin-bottom: 26px; display: flex; flex-wrap: wrap; gap: 8px; }
.filter-button { padding: 11px 17px; border: 1px solid #edf2f6; border-radius: 11px; background: #f3f6f9; color: var(--ink-soft); cursor: pointer; font-size: 11px; box-shadow: 5px 5px 11px rgba(18,32,46,.14), -5px -5px 11px #fff, inset 1px 1px 1px rgba(255,255,255,.7); }
.filter-button.is-active { border-color: var(--navy); background: var(--navy); color: var(--white); box-shadow: inset 3px 3px 7px rgba(18,32,46,.2), inset -2px -2px 6px rgba(255,255,255,.2); }
.catalog-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.product-card { min-width: 0; display: flex; flex-direction: column; border: 1px solid var(--line); background: var(--paper); }
.product-media { aspect-ratio: 1.28; position: relative; overflow: hidden; background: var(--sand); }
.product-media img { width: 100%; height: 100%; object-fit: cover; display: block; transition: opacity .35s ease, transform .35s ease; }
.product-media .product-image-hover { position: absolute; inset: 0; opacity: 0; }
.product-card:hover .product-image-primary, .product-card:focus-within .product-image-primary { opacity: 0; transform: scale(1.025); }
.product-card:hover .product-image-hover, .product-card:focus-within .product-image-hover { opacity: 1; transform: scale(1.025); }
.product-media > span { width: 34px; height: 34px; position: absolute; left: 14px; top: 14px; display: grid; place-items: center; background: var(--paper); color: var(--navy); font-size: 9px; }
.product-body { min-height: 285px; padding: 24px; display: flex; flex-direction: column; }
.product-body > p:first-child { margin: 0 0 9px; color: var(--brass); font-size: 9px; letter-spacing: .14em; text-transform: uppercase; }
.product-body h3 { min-height: 50px; margin: 0 0 12px; font-size: 23px; line-height: 1.08; }
.product-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.product-tags span { padding: 6px 8px; border: 1px solid var(--line); color: var(--ink-soft); font-size: 9px; }
.product-description { margin: 17px 0 22px; color: var(--ink-soft); font-size: 12px; line-height: 1.6; }
.product-body button { margin-top: auto; padding: 12px 17px; border: 1px solid #edf2f6; border-radius: 11px; align-self: flex-start; background: #f3f6f9; color: var(--navy-dark); cursor: pointer; font-size: 10px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; box-shadow: 5px 5px 11px rgba(18,32,46,.14), -5px -5px 11px #fff, inset 1px 1px 1px rgba(255,255,255,.75); }
.product-body button:active { box-shadow: inset 3px 3px 7px rgba(18,32,46,.16), inset -2px -2px 6px #fff; }

.advantages { background: #1c3044; color: var(--white); }
.section-head-light > p { color: #bbc9d2; }
.advantage-grid { display: grid; grid-template-columns: repeat(5, 1fr); border-top: 1px solid #3a566a; border-bottom: 1px solid #3a566a; }
.advantage-grid article { min-height: 270px; padding: 34px 30px; border-right: 1px solid #3a566a; }
.advantage-grid article:last-child { border-right: 0; }
.advantage-grid b { color: #74b8e8; font-family: Gilroy, Arial, sans-serif; font-weight: 800; }
.advantage-grid h3 { margin: 56px 0 14px; font-size: 24px; }
.advantage-grid p { margin: 0; color: #b8c6cf; font-size: 12px; line-height: 1.65; }

.control { display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: 90px; background: #e8f4fb; }
.control-copy > p:not(.eyebrow) { margin-top: 25px; max-width: 620px; }
.compatibility { margin-top: 34px; display: flex; flex-wrap: wrap; gap: 8px; }
.compatibility span { padding: 9px 13px; border: 1px solid var(--line); color: var(--navy); font-size: 10px; }
.control-options { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.control-options article { min-height: 132px; padding: 24px; display: grid; grid-template-columns: 34px 1fr; align-content: center; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.control-options article:last-child { grid-column: span 2; }
.control-options span { grid-row: span 2; color: var(--navy); font-family: Gilroy, Arial, sans-serif; font-weight: 800; }
.control-options strong { color: var(--navy-dark); font-family: Gilroy, Arial, sans-serif; font-size: 18px; font-weight: 800; }
.control-options small { margin-top: 5px; color: var(--ink-soft); font-size: 10px; }

.management { background: var(--ivory); }
.management-tabs { margin-bottom: 42px; display: grid; grid-template-columns: repeat(5, 1fr); border-bottom: 1px solid var(--line); }
.management-tab { min-height: 58px; padding: 12px 16px; border: 0; border-bottom: 3px solid transparent; background: transparent; color: var(--ink-soft); cursor: pointer; font-size: 13px; transition: color .18s ease, border-color .18s ease, background .18s ease; }
.management-tab:hover { color: var(--navy-dark); }
.management-tab.is-active { border-color: var(--navy); background: rgba(255,255,255,.56); color: var(--navy-dark); }
.management-panel[hidden] { display: none; }
.management-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 28px; }
.management-grid article { min-width: 0; display: flex; flex-direction: column; }
.management-media { height: 255px; display: grid; place-items: center; overflow: hidden; border: 1px solid var(--line); border-radius: 24px; background: #fff; box-shadow: inset 4px 4px 10px rgba(18,32,46,.06), inset -4px -4px 10px #fff; }
.management-media img { width: 100%; height: 100%; padding: 20px; object-fit: contain; transition: transform .35s ease; }
.management-grid article:hover .management-media img { transform: scale(1.04); }
.management-grid h3 { min-height: 46px; margin: 18px 0 16px; color: var(--ink); font-size: 17px; line-height: 1.25; }
.management-grid button { width: 100%; margin-top: auto; padding: 14px 18px; border: 1px solid #edf2f6; border-radius: 14px; background: var(--ivory); color: var(--navy-dark); cursor: pointer; font-size: 10px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; box-shadow: 6px 6px 13px rgba(18,32,46,.14), -6px -6px 13px #fff, inset 1px 1px 1px rgba(255,255,255,.8); }
.management-grid button:active { transform: translateY(1px); box-shadow: inset 3px 3px 7px rgba(18,32,46,.16), inset -2px -2px 6px #fff; }

.calculator { display: grid; grid-template-columns: .62fr 1.38fr; gap: 58px; background: var(--navy); color: var(--white); }
.calculator-copy > p:not(.eyebrow) { margin-top: 25px; }
.calculator .eyebrow { color: #b9f4e3; }
.calculator-copy > p:not(.eyebrow) { color: #e3f0f7; }
.selection-summary { margin-top: 48px; padding: 24px 0; display: grid; gap: 10px; border-top: 1px solid rgba(255,255,255,.35); border-bottom: 1px solid rgba(255,255,255,.35); }
.selection-summary small, .selection-summary span { color: #d8e9f3; font-size: 10px; }
.selection-summary strong { color: var(--white); font-family: Gilroy, Arial, sans-serif; font-size: 20px; font-weight: 800; line-height: 1.35; }
.calculator-form { padding: 30px; display: grid; grid-template-columns: 1fr 1fr; gap: 22px; border-radius: 24px; background: #f3f6f9; color: var(--ink); box-shadow: 14px 14px 30px rgba(18,32,46,.28), -6px -6px 18px rgba(255,255,255,.18), inset 1px 1px 1px rgba(255,255,255,.9); }
.system-picker { padding: 18px; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.62); }
.system-picker-head { margin-bottom: 16px; display: flex; align-items: end; justify-content: space-between; gap: 20px; }
.system-picker-head > div { display: grid; gap: 4px; }
.system-picker-head small { color: var(--brass); font-size: 9px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.system-picker-head strong { color: var(--navy-dark); font-size: 19px; font-weight: 300; }
.system-picker-head > span { color: var(--ink-soft); font-size: 10px; }
.system-tabs { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.system-tab, .option-button { flex: 0 0 auto; padding: 11px 15px; border: 1px solid #edf2f6; border-radius: 11px; background: var(--ivory); color: var(--ink-soft); cursor: pointer; font: 800 10px/1.2 Gilroy, Arial, sans-serif; letter-spacing: .04em; box-shadow: 5px 5px 11px rgba(18,32,46,.14), -5px -5px 11px #fff, inset 1px 1px 1px rgba(255,255,255,.75); transition: transform .16s ease, box-shadow .16s ease, color .16s ease, background .16s ease; }
.system-tab { min-height: 48px; white-space: normal; }
.system-tab:hover, .option-button:hover { color: var(--navy-dark); transform: translateY(-1px); }
.system-tab:active, .option-button:active { transform: translateY(1px); box-shadow: inset 3px 3px 7px rgba(18,32,46,.18), inset -2px -2px 5px #fff; }
.system-tab.is-active, .option-button.is-active { border-color: var(--navy-dark); background: var(--navy); color: var(--white); box-shadow: inset 4px 4px 8px rgba(18,32,46,.24), inset -2px -2px 5px rgba(255,255,255,.2); }
.calculator-stage { display: grid; grid-template-columns: .78fr 1.22fr; gap: 28px; }
.calculator-product { min-height: 430px; padding: 22px; display: flex; flex-direction: column; justify-content: space-between; gap: 18px; border: 1px solid #e4ebf0; border-radius: 18px; background: var(--paper); box-shadow: inset 4px 4px 10px rgba(18,32,46,.08), inset -4px -4px 10px #fff; }
.calculator-product img { width: 100%; height: 320px; display: block; object-fit: contain; transition: opacity .18s ease; }
.calculator-product > div:last-child { display: grid; gap: 5px; }
.product-gallery { min-height: 320px; position: relative; display: block; overflow: hidden; border-radius: 14px; background: var(--sand); }
.gallery-arrow { width: 38px; height: 38px; padding: 0; position: absolute; top: 50%; z-index: 2; border: 1px solid rgba(255,255,255,.65); border-radius: 50%; background: rgba(243,246,249,.92); color: var(--navy-dark); cursor: pointer; font-size: 18px; box-shadow: 4px 4px 10px rgba(18,32,46,.18), -3px -3px 8px rgba(255,255,255,.9); transform: translateY(-50%); }
.gallery-prev { left: 12px; }
.gallery-next { right: 12px; }
.gallery-dots { position: absolute; left: 50%; bottom: 12px; z-index: 2; display: flex; gap: 7px; transform: translateX(-50%); }
.gallery-dot { width: 9px; height: 9px; padding: 0; border: 0; border-radius: 50%; background: var(--line); cursor: pointer; box-shadow: 1px 1px 3px rgba(18,32,46,.25); }
.gallery-dot.is-active { background: var(--navy); box-shadow: 0 0 0 3px rgba(30,136,200,.18); }
.calculator-product small { color: var(--navy); font-size: 9px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.calculator-product strong { color: var(--ink); font-size: 20px; line-height: 1.15; }
.calculator-options { display: grid; align-content: start; gap: 22px; }
.dynamic-fields { display: grid; gap: 14px; }
.variant-buttons { display: flex; flex-wrap: wrap; gap: 9px; }
.calculator-contact { display: grid; grid-template-columns: 1fr 1fr auto; align-items: end; gap: 16px; }
.calculator-contact .button { min-height: 50px; white-space: nowrap; }
.field { display: flex; flex-direction: column; gap: 10px; }
.field > span, .calculator-form legend { color: var(--navy-dark); font-size: 10px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.field input { width: 100%; min-height: 50px; padding: 0 15px; border: 1px solid #e4ebf0; border-radius: 12px; background: #f3f6f9; color: var(--ink); box-shadow: inset 4px 4px 9px rgba(18,32,46,.1), inset -4px -4px 9px #fff; }
.field input[type="range"] { min-height: auto; padding: 0; accent-color: var(--navy); }
.field-wide { grid-column: 1 / -1; }
.range-labels { display: flex; justify-content: space-between; }
.range-labels i { color: var(--ink-soft); font-size: 9px; font-style: normal; }
.calculator-form fieldset { margin: 0; padding: 18px; border: 1px solid var(--line); border-radius: 15px; }
.calculator-form legend { padding: 0 7px; }
.calculator-form fieldset label { margin: 5px 7px 5px 0; display: inline-flex; }
.calculator-form fieldset input { position: absolute; opacity: 0; }
.calculator-form fieldset label span { padding: 10px 14px; border: 1px solid #edf2f6; border-radius: 10px; background: #f3f6f9; cursor: pointer; font-size: 10px; box-shadow: 4px 4px 9px rgba(18,32,46,.12), -4px -4px 9px #fff; }
.calculator-form fieldset input:checked + span { border-color: var(--navy); background: var(--navy); color: var(--white); box-shadow: inset 3px 3px 7px rgba(18,32,46,.2), inset -2px -2px 5px rgba(255,255,255,.18); }
.field > span i { font-style: normal; }
.field[hidden] { display: none; }
.form-note { color: var(--ink-soft); font-size: 9px; line-height: 1.5; }

.final-cta { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 60px; border-top: 1px solid var(--line); background: var(--sand); }
.final-cta h2 { max-width: 920px; }
.site footer { padding: 52px 6%; display: grid; grid-template-columns: 1.3fr .7fr .7fr 1fr; align-items: start; gap: 42px; background: #12202e; color: #c4d0d7; }
.footer-brand img { width: 275px; height: auto; padding: 10px; border-radius: 12px; background: var(--ivory); opacity: 1; }
.site footer p { font-size: 11px; line-height: 1.7; }
.footer-links { display: grid; gap: 10px; }
.footer-links strong { margin-bottom: 5px; color: var(--white); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; }
.footer-links a { color: #c4d0d7; font-size: 11px; }
.footer-links a:hover { color: var(--white); }
.footer-socials a, .footer-coming { display: flex; align-items: center; gap: 9px; }
.footer-socials img { width: 28px; height: 28px; padding: 4px; border: 1px solid rgba(255,255,255,.12); border-radius: 9px; background: #1c3044; box-shadow: 3px 3px 7px rgba(0,0,0,.2), -2px -2px 5px rgba(255,255,255,.04); }
.footer-coming { color: #82909c; font-size: 11px; }
.footer-coming small { padding: 3px 6px; border-radius: 8px; background: rgba(255,255,255,.08); font-size: 8px; text-transform: uppercase; }
.footer-contact { display: grid; justify-items: end; gap: 6px; }
.footer-contact > a:first-child { color: var(--white); font-family: Gilroy, Arial, sans-serif; font-size: 20px; font-weight: 300; }
.footer-contact small { font-size: 9px; letter-spacing: .1em; text-transform: uppercase; }
.footer-contact .footer-policy { margin-top: 18px; color: #c4d0d7; font-size: 10px; text-decoration: underline; }
.contact-dock { position: fixed; right: 18px; bottom: 22px; z-index: 50; display: grid; gap: 10px; }
.contact-dock > a, .contact-dock > span { width: 52px; min-height: 48px; padding: 10px; display: flex; align-items: center; justify-content: center; border: 1px solid rgba(255,255,255,.75); border-radius: 14px; background: var(--ivory); color: var(--navy-dark); box-shadow: 7px 7px 15px rgba(18,32,46,.2), -5px -5px 12px rgba(255,255,255,.85); }
.contact-dock img { width: 30px; height: 30px; padding: 3px; border-radius: 9px; background: var(--white); }
.contact-dock > a > span, .contact-dock > span > span { display: none; }
.contact-dock > a:hover { transform: translateY(-1px); }
.contact-dock .is-disabled { opacity: .55; cursor: default; }
.toast { max-width: calc(100% - 30px); padding: 15px 22px; position: fixed; left: 50%; bottom: 24px; z-index: 60; opacity: 0; transform: translate(-50%, 18px); background: var(--navy-dark); color: var(--white); font-size: 11px; pointer-events: none; transition: opacity .2s ease, transform .2s ease; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }
body.modal-open { overflow: hidden; }
.measurement-modal[hidden] { display: none; }
.measurement-modal { position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; padding: 24px; }
.measurement-backdrop { position: absolute; inset: 0; border: 0; background: rgba(18,32,46,.7); backdrop-filter: blur(6px); }
.measurement-dialog { width: min(760px, 100%); max-height: calc(100vh - 48px); overflow: auto; padding: 48px; position: relative; border-radius: 24px; background: var(--ivory); color: var(--ink); box-shadow: 18px 18px 44px rgba(18,32,46,.35), -7px -7px 20px rgba(255,255,255,.18); }
.measurement-dialog h2 { margin: 0; font-size: clamp(38px, 5vw, 58px); font-weight: 300; letter-spacing: -.04em; }
.measurement-dialog > div > p:not(.eyebrow) { margin: 15px 0 28px; color: var(--ink-soft); line-height: 1.55; }
.measurement-close { width: 42px; height: 42px; position: absolute; right: 18px; top: 18px; z-index: 2; border: 1px solid var(--line); border-radius: 50%; background: var(--paper); color: var(--ink); cursor: pointer; font-size: 25px; font-weight: 300; }
.measurement-form { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.measurement-form label { display: grid; gap: 8px; }
.measurement-form label > span { color: var(--navy-dark); font-size: 10px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.measurement-form input, .measurement-form textarea { width: 100%; min-height: 54px; padding: 14px 16px; border: 1px solid #e4ebf0; border-radius: 12px; background: #f3f6f9; color: var(--ink); font: 300 17px/1.35 Gilroy, Arial, sans-serif; box-shadow: inset 4px 4px 9px rgba(18,32,46,.1), inset -4px -4px 9px #fff; }
.measurement-form textarea { resize: vertical; }
.measurement-form input[type="file"] { padding: 13px; font-size: 13px; }
.measurement-wide { grid-column: 1 / -1; }
.measurement-files { padding: 16px; border: 1px dashed #b7c7d2; border-radius: 14px; }
.measurement-files small, .measurement-form > small { color: var(--ink-soft); font-size: 9px; }
.measurement-success { padding: 30px 0 10px; text-align: center; }
.measurement-success > span { width: 64px; height: 64px; margin: 0 auto 22px; display: grid; place-items: center; border-radius: 50%; background: var(--brass); color: var(--white); font-size: 30px; box-shadow: 7px 7px 16px rgba(18,32,46,.2), -5px -5px 12px #fff; }
.measurement-success .button { margin-top: 20px; }

@media (max-width: 1180px) {
  .header { grid-template-columns: 250px 1fr auto; }
  .header nav { display: none; }
  .hero { grid-template-columns: 1fr; }
  .hero-copy { min-height: 620px; }
  .hero-visual { min-height: 600px; }
  .catalog-grid { grid-template-columns: repeat(3, 1fr); }
  .management-tabs { grid-template-columns: repeat(3, 1fr); }
  .management-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .control, .calculator { gap: 55px; }
  .system-tabs { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 820px) {
  .topbar span:nth-child(2) { display: none; }
  .header { grid-template-columns: 1fr auto; padding-inline: 22px; }
  .logo { width: 225px; }
  .service-line, .advantage-grid { grid-template-columns: 1fr 1fr; }
  .management-tabs { grid-template-columns: 1fr 1fr; }
  .management-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .service-line p:nth-child(2) { border-right: 0; }
  .service-line p:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .advantage-grid article:nth-child(2) { border-right: 0; }
  .advantage-grid article:nth-child(-n+2) { border-bottom: 1px solid #3a566a; }
  .catalog-grid { grid-template-columns: 1fr 1fr; }
  .section-head, .control, .calculator { grid-template-columns: 1fr; }
  .calculator-stage { grid-template-columns: 1fr; }
  .system-tabs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .calculator-product { min-height: auto; }
  .calculator-product img { height: 300px; }
  .section-head { gap: 20px; }
  .final-cta { grid-template-columns: 1fr; align-items: start; }
  .site footer { grid-template-columns: 1fr 1fr; }
  .footer-contact { justify-items: start; }
}

@media (max-width: 560px) {
  .admin-bar .header { top: 46px; }
  .topbar { justify-content: center; }
  .topbar span { display: none; }
  .header { min-height: 74px; }
  .logo { width: 205px; }
  .header-cta { display: none; }
  .hero-copy { min-height: auto; padding: 70px 24px 54px; }
  .site h1 { font-size: 50px; }
  .lead { font-size: 15px; }
  .hero-actions { display: grid; }
  .hero-facts { margin-top: 42px; }
  .hero-facts dt { font-size: 20px; }
  .hero-visual { min-height: 430px; }
  .hero-note { min-width: 0; left: 18px; right: 18px; bottom: 18px; }
  .service-line, .advantage-grid, .catalog-grid { grid-template-columns: 1fr; }
  .management-tabs { grid-template-columns: 1fr; }
  .management-grid { grid-template-columns: 1fr; gap: 22px; }
  .management-media { height: 220px; }
  .service-line p { min-height: 64px; border-right: 0; border-bottom: 1px solid var(--line); }
  .service-line p:last-child { border-bottom: 0; }
  .section { padding: 72px 24px; }
  .product-body { min-height: 255px; }
  .advantage-grid article { min-height: 220px; border-right: 0; border-bottom: 1px solid #3a566a; }
  .advantage-grid article:last-child { border-bottom: 0; }
  .advantage-grid h3 { margin-top: 34px; }
  .control-options { grid-template-columns: 1fr; }
  .control-options article:last-child { grid-column: auto; }
  .calculator-form { padding: 24px; grid-template-columns: 1fr; }
  .calculator-contact { grid-template-columns: 1fr; }
  .calculator-contact .button { width: 100%; }
  .calculator-product img { height: 240px; }
  .product-gallery { min-height: 240px; }
  .system-picker { padding: 14px; }
  .system-picker-head { align-items: start; flex-direction: column; gap: 6px; }
  .system-tabs { grid-template-columns: 1fr; }
  .measurement-dialog { padding: 42px 22px 26px; }
  .measurement-form { grid-template-columns: 1fr; }
  .measurement-wide { grid-column: auto; }
  .field-wide { grid-column: auto; }
  .site footer { grid-template-columns: 1fr; }
  .footer-contact { justify-items: start; }
  .contact-dock { right: 10px; bottom: 10px; grid-auto-flow: column; }
  .contact-dock > a, .contact-dock > span { width: 48px; padding: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}