:root {
  --ink: #071a26;
  --ink-2: #123142;
  --text: #536b78;
  --soft: #f5fafc;
  --soft-2: #edf6f8;
  --line: #d9e7ec;
  --white: #ffffff;
  --cyan: #00a6c8;
  --cyan-dark: #047f99;
  --cyan-soft: rgba(0, 166, 200, .12);
  --silver: #c9d6dc;
  --shadow: 0 24px 70px rgba(7, 26, 38, .12);
  --shadow-soft: 0 14px 38px rgba(7, 26, 38, .08);
  --radius: 28px;
  --radius-sm: 18px;
  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: hidden; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
p { margin: 0 0 1rem; color: var(--text); font-size: clamp(.98rem, 1.1vw, 1.06rem); }
h1, h2, h3 { margin: 0; color: var(--ink); line-height: 1.07; letter-spacing: -.035em; }
h1 { font-size: clamp(2.45rem, 5.8vw, 5.1rem); max-width: 760px; }
h2 { font-size: clamp(1.95rem, 3.7vw, 3.35rem); max-width: 820px; }
h3 { font-size: clamp(1.08rem, 1.35vw, 1.28rem); letter-spacing: -.02em; }
button, input, select, textarea { font: inherit; }
[hidden] { display: none !important; }

.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
.section { padding: clamp(68px, 8.5vw, 120px) 0; }
.section.compact { padding: clamp(44px, 6vw, 82px) 0; }
.muted { background: var(--soft); }
.section-dark { background: radial-gradient(circle at 12% 8%, rgba(0, 166, 200, .28), transparent 36rem), linear-gradient(135deg, #06151e, #0c2a3a 56%, #104359); color: var(--white); }
.section-dark h1, .section-dark h2, .section-dark h3, .section-dark p, .section-dark .lead { color: var(--white); }
.light-hero { background: linear-gradient(180deg, var(--soft), #fff); }
.lead { font-size: clamp(1.04rem, 1.7vw, 1.28rem); max-width: 62ch; color: rgba(255,255,255,.82); }
.dark-lead { color: var(--text); }
.eyebrow { display: inline-flex; align-items: center; gap: .55rem; margin: 0 0 .85rem; color: var(--cyan-dark); font-size: .76rem; line-height: 1.2; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 28px; height: 2px; border-radius: 99px; background: currentColor; }
.eyebrow.light { color: #9eeaf8; }
.skip-link { position: absolute; left: 14px; top: 14px; transform: translateY(-160%); z-index: 1000; background: var(--ink); color: var(--white); padding: .78rem 1rem; border-radius: 999px; }
.skip-link:focus { transform: translateY(0); }
.sr-only { position: absolute; width: 1px; height: 1px; clip: rect(0,0,0,0); overflow: hidden; white-space: nowrap; }

.site-header { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.9); backdrop-filter: blur(18px); border-bottom: 1px solid rgba(217,231,236,.85); transition: box-shadow .2s ease; }
.site-header.is-scrolled { box-shadow: 0 14px 34px rgba(7,26,38,.08); }
.topbar { background: var(--ink); color: rgba(255,255,255,.84); font-size: .88rem; }
.topbar-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .48rem 0; }
.topbar-links { display: flex; gap: 1rem; flex-wrap: wrap; }
.topbar a { color: var(--white); }
.nav-row { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 1.6rem; }
.brand { display: inline-flex; align-items: center; flex: 0 0 auto; }
.brand-logo { width: clamp(158px, 16vw, 214px); height: auto; }
.primary-nav { display: flex; align-items: center; gap: .18rem; }
.primary-nav a { padding: .72rem .86rem; border-radius: 999px; font-size: .94rem; font-weight: 800; color: var(--ink-2); white-space: nowrap; }
.primary-nav a:hover, .primary-nav a.is-active { background: var(--soft-2); color: var(--ink); }
.primary-nav .nav-cta { margin-left: .25rem; background: var(--ink); color: var(--white); }
.primary-nav .nav-cta:hover { background: var(--cyan-dark); color: var(--white); }
.nav-toggle { display: none; width: 46px; height: 46px; border: 0; border-radius: 14px; background: var(--soft-2); }
.nav-toggle span:not(.sr-only) { display: block; width: 22px; height: 2px; margin: 5px auto; border-radius: 999px; background: var(--ink); }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; min-height: 48px; padding: .92rem 1.28rem; border: 1px solid transparent; border-radius: 999px; font-weight: 900; line-height: 1; transition: transform .18s ease, background .18s ease, border-color .18s ease, color .18s ease; }
.btn:hover { transform: translateY(-2px); }
.btn.primary { background: var(--cyan); color: var(--white); box-shadow: 0 14px 28px rgba(0,166,200,.24); }
.btn.primary:hover { background: var(--cyan-dark); }
.btn.secondary { background: var(--white); color: var(--ink); border-color: rgba(255,255,255,.35); }
.btn.ghost { background: var(--white); color: var(--ink); border-color: var(--line); }
.btn.ghost:hover { border-color: var(--cyan); }
.text-link { display: inline-flex; align-items: center; gap: .35rem; color: var(--cyan-dark); font-weight: 900; }
.text-link::after { content: "→"; transition: transform .18s ease; }
.text-link:hover::after { transform: translateX(4px); }
.text-link.strong { margin-top: .4rem; font-size: 1.04rem; }

.hero { padding: clamp(54px, 8vw, 112px) 0; }
.hero-grid { display: grid; grid-template-columns: minmax(0, .98fr) minmax(330px, .9fr); align-items: center; gap: clamp(30px, 6vw, 82px); }
.hero-copy { min-width: 0; }
.hero-copy .lead { margin-top: 1.2rem; }
.hero-actions { display: flex; gap: .85rem; flex-wrap: wrap; margin-top: 1.8rem; }
.hero-media { position: relative; min-width: 0; }
.glass-card { border: 1px solid rgba(255,255,255,.18); border-radius: 36px; padding: 10px; background: rgba(255,255,255,.08); box-shadow: 0 38px 95px rgba(0,0,0,.26); }
.hero-media img { width: 100%; min-height: clamp(340px, 42vw, 540px); object-fit: cover; border-radius: 28px; }
.media-badge { position: absolute; left: clamp(18px, 3vw, 34px); right: clamp(18px, 16vw, 190px); bottom: clamp(18px, 3vw, 34px); display: grid; gap: .2rem; padding: 1rem 1.1rem; border: 1px solid rgba(255,255,255,.32); border-radius: 20px; background: rgba(7,26,38,.72); backdrop-filter: blur(14px); color: var(--white); }
.media-badge span { color: rgba(255,255,255,.76); font-size: .92rem; }
.proof-pills { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .75rem; margin-top: 1.8rem; max-width: 760px; }
.proof-pill { min-width: 0; display: grid; grid-template-columns: auto 1fr; column-gap: .65rem; row-gap: .1rem; align-items: center; padding: .85rem .9rem; border: 1px solid rgba(255,255,255,.18); border-radius: 20px; background: rgba(255,255,255,.08); color: var(--white); }
.proof-pill:hover { background: rgba(255,255,255,.13); }
.proof-pill span { grid-row: 1 / span 2; font-size: 1.28rem; }
.proof-pill strong { display: block; overflow-wrap: anywhere; font-size: clamp(.78rem, 1vw, .9rem); line-height: 1.08; letter-spacing: .04em; }
.proof-pill small { color: rgba(255,255,255,.72); font-size: .78rem; line-height: 1.25; }

.solution-board { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 1.1rem; }
.solution-lead { min-width: 0; padding: clamp(26px, 4.5vw, 54px); border-radius: 32px; background: var(--ink); color: var(--white); box-shadow: var(--shadow-soft); }
.solution-lead h2, .solution-lead p { color: var(--white); }
.solution-lead p { max-width: 56ch; color: rgba(255,255,255,.76); }
.solution-lead .btn { margin-top: .75rem; }
.solution-cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.1rem; }
.solution-cards article { min-width: 0; padding: clamp(20px, 3vw, 30px); border: 1px solid var(--line); border-radius: 28px; background: var(--white); box-shadow: var(--shadow-soft); }
.solution-cards span { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 16px; background: var(--cyan-soft); font-size: 1.35rem; margin-bottom: 1rem; }
.solution-cards h3 { margin-bottom: .5rem; }
.solution-cards p { margin-bottom: 0; }

.section-heading { margin-bottom: clamp(24px, 4vw, 42px); }
.section-heading.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(230px, .42fr); gap: 1.4rem; align-items: end; }
.section-note { margin-bottom: .25rem; }
.products-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.05rem; }
.featured-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.product-card { display: flex; flex-direction: column; min-width: 0; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); box-shadow: var(--shadow-soft); transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease; }
.product-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: rgba(0,166,200,.34); }
.product-media { display: block; aspect-ratio: 16 / 10; overflow: hidden; background: var(--soft-2); }
.product-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
.product-card:hover .product-media img { transform: scale(1.035); }
.product-body { display: flex; flex-direction: column; flex: 1; padding: clamp(18px, 2.3vw, 26px); }
.tagline { color: var(--cyan-dark); font-size: .76rem; font-weight: 900; letter-spacing: .11em; text-transform: uppercase; margin-bottom: .55rem; }
.product-body h3 { margin-bottom: .55rem; }
.product-body p { margin-bottom: .8rem; }
.compact-list { margin: .1rem 0 1rem; padding: 0; list-style: none; display: grid; gap: .35rem; }
.compact-list li { position: relative; padding-left: 1.2rem; color: var(--text); font-size: .94rem; }
.compact-list li::before { content: ""; position: absolute; left: 0; top: .62em; width: .42rem; height: .42rem; border-radius: 50%; background: var(--cyan); }
.product-body .text-link { margin-top: auto; }
.catalog-cta { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-top: 1.4rem; padding: clamp(18px, 3vw, 26px); border: 1px solid var(--line); border-radius: 24px; background: var(--white); }
.catalog-cta div { display: grid; gap: .2rem; }
.catalog-cta strong { font-size: 1.1rem; }
.catalog-cta span { color: var(--text); }

.two-col-layout { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1fr); gap: clamp(30px, 6vw, 78px); }
.align-center { align-items: center; }
.image-mosaic { display: grid; grid-template-columns: 1fr .72fr; gap: 1rem; align-items: end; }
.image-mosaic img { width: 100%; min-height: 310px; object-fit: cover; border-radius: 30px; box-shadow: var(--shadow-soft); }
.image-mosaic img:first-child { min-height: 470px; }
.image-mosaic img:last-child { margin-bottom: 46px; }
.single-focus img:last-child { margin-bottom: 0; min-height: 260px; }
.feature-list { display: grid; gap: .9rem; margin: 1.3rem 0 1.2rem; }
.feature-list article { display: grid; grid-template-columns: auto 1fr; gap: .4rem .85rem; padding: 1rem; border: 1px solid var(--line); border-radius: 18px; background: var(--white); }
.feature-list article span { grid-row: 1 / span 2; display: grid; place-items: center; min-width: 38px; height: 38px; padding: 0 .3rem; border-radius: 14px; background: var(--cyan-soft); color: var(--cyan-dark); font-weight: 900; }
.feature-list p { margin-bottom: 0; }

.cta-band { padding: clamp(54px, 7vw, 86px) 0; }
.cta-grid { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 1.4rem; }
.cta-grid h2 { max-width: 900px; }

.page-hero { padding: clamp(48px, 7vw, 92px) 0; }
.page-hero-grid { display: grid; grid-template-columns: minmax(0, .94fr) minmax(300px, .74fr); align-items: center; gap: clamp(28px, 5.5vw, 72px); }
.page-hero h1 { max-width: 820px; }
.page-hero .lead { margin-top: 1.1rem; }
.page-hero-img { margin: 0; min-width: 0; overflow: hidden; border-radius: 32px; box-shadow: var(--shadow); background: var(--soft-2); }
.page-hero-img img { width: 100%; min-height: clamp(260px, 31vw, 430px); object-fit: cover; }
.dark-img { border: 1px solid rgba(255,255,255,.18); box-shadow: 0 30px 80px rgba(0,0,0,.26); }
.dark-img img { opacity: .96; }

.catalog-section { background: var(--white); }
.tools-bar { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: 1rem; }
.filter-buttons { display: flex; flex-wrap: wrap; gap: .55rem; }
.filter-buttons button { border: 1px solid var(--line); border-radius: 999px; padding: .72rem .95rem; background: var(--white); color: var(--ink); font-weight: 900; cursor: pointer; }
.filter-buttons button:hover, .filter-buttons button.is-active { border-color: var(--cyan); background: var(--ink); color: var(--white); }
.search-field { flex: 0 1 310px; min-width: 250px; }
.search-field input { width: 100%; border: 1px solid var(--line); border-radius: 999px; padding: .78rem 1rem; outline: 0; }
.search-field input:focus { border-color: var(--cyan); box-shadow: 0 0 0 4px var(--cyan-soft); }
.result-count { margin: 0 auto 1.1rem; color: var(--text); font-size: .94rem; }
.empty-state { border: 1px dashed var(--line); border-radius: 18px; padding: 1rem; text-align: center; margin-top: 1rem; }

.guide-grid, .case-grid, .quality-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
.guide-grid article, .case-grid article, .quality-grid article { min-width: 0; padding: clamp(20px, 2.8vw, 30px); border: 1px solid var(--line); border-radius: 26px; background: var(--white); box-shadow: var(--shadow-soft); }
.guide-grid span, .case-grid span, .quality-grid span { display: inline-grid; place-items: center; width: 44px; height: 44px; border-radius: 16px; background: var(--cyan-soft); font-size: 1.28rem; margin-bottom: .9rem; }
.guide-grid h3, .case-grid h3, .quality-grid h3 { margin-bottom: .45rem; }
.guide-grid p, .case-grid p, .quality-grid p { margin-bottom: 0; }

.process-panel { display: grid; grid-template-columns: minmax(0, .7fr) minmax(300px, 1fr); gap: clamp(24px, 5vw, 70px); padding: clamp(26px, 4.8vw, 58px); border-radius: 34px; background: var(--ink); color: var(--white); box-shadow: var(--shadow); }
.process-panel h2, .process-panel p { color: var(--white); }
.process-panel p { color: rgba(255,255,255,.75); }
.process-list { list-style: none; margin: 0; padding: 0; display: grid; gap: .9rem; }
.process-list li { display: grid; grid-template-columns: minmax(120px, .36fr) 1fr; gap: .75rem; align-items: start; padding: 1rem; border: 1px solid rgba(255,255,255,.14); border-radius: 18px; background: rgba(255,255,255,.08); }
.process-list strong { color: var(--white); }
.process-list span { color: rgba(255,255,255,.72); }
.check-list { list-style: none; padding: 0; margin: 1.1rem 0 0; display: grid; gap: .75rem; }
.check-list li { position: relative; padding-left: 2rem; color: var(--text); }
.check-list li::before { content: "✓"; position: absolute; left: 0; top: -.05rem; display: grid; place-items: center; width: 1.28rem; height: 1.28rem; border-radius: 50%; background: var(--cyan-soft); color: var(--cyan-dark); font-weight: 900; }
.check-list.large li { font-size: clamp(1rem, 1.15vw, 1.08rem); }
.measure-card, .warranty-panel { padding: clamp(24px, 4vw, 44px); border: 1px solid var(--line); border-radius: 30px; background: var(--soft); box-shadow: var(--shadow-soft); }
.measure-card strong { display: block; font-size: clamp(1.35rem, 2vw, 1.9rem); letter-spacing: -.03em; line-height: 1.1; margin-bottom: .7rem; }
.measure-card .btn, .warranty-panel .btn { margin-top: .7rem; }

.company-strip { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
.company-strip article { padding: 1.25rem; border: 1px solid var(--line); border-radius: 24px; background: var(--white); box-shadow: var(--shadow-soft); }
.company-strip strong { display: block; font-size: clamp(1.45rem, 3vw, 2.4rem); line-height: 1; letter-spacing: -.05em; color: var(--ink); }
.company-strip span { color: var(--text); font-weight: 800; }
.story-layout { display: grid; grid-template-columns: minmax(0, .82fr) minmax(0, 1fr); gap: 1rem; }
.story-card { padding: clamp(26px, 4.5vw, 54px); border-radius: 32px; box-shadow: var(--shadow-soft); }
.dark-story { background: var(--ink); color: var(--white); }
.dark-story h2, .dark-story p { color: var(--white); }
.dark-story p { color: rgba(255,255,255,.72); }
.story-copy { display: grid; gap: 1rem; }
.story-copy article { display: grid; grid-template-columns: auto 1fr; gap: .35rem .9rem; padding: 1.2rem; border: 1px solid var(--line); border-radius: 22px; background: var(--white); }
.story-copy span { grid-row: 1 / span 2; display: grid; place-items: center; width: 42px; height: 42px; border-radius: 14px; background: var(--cyan-soft); color: var(--cyan-dark); font-weight: 900; }
.story-copy p { margin-bottom: 0; }

.warranty-panel { background: var(--white); }
.warranty-panel > span { display: inline-flex; margin-bottom: .8rem; padding: .45rem .7rem; border-radius: 999px; background: var(--ink); color: var(--white); font-weight: 900; letter-spacing: .06em; }
.faq-wrap { display: grid; grid-template-columns: minmax(0, .75fr) minmax(320px, 1fr); gap: clamp(28px, 5vw, 70px); align-items: start; }
.faq-list details { border: 1px solid var(--line); border-radius: 18px; background: var(--white); margin-bottom: .8rem; overflow: hidden; }
.faq-list summary { cursor: pointer; padding: 1rem 1.1rem; font-weight: 900; color: var(--ink); }
.faq-list p { padding: 0 1.1rem 1rem; margin-bottom: 0; }

.contact-layout { display: grid; grid-template-columns: minmax(280px, .74fr) minmax(0, 1.1fr); gap: 1.1rem; align-items: start; }
.contact-card, .form-panel { border-radius: 30px; padding: clamp(24px, 4vw, 42px); box-shadow: var(--shadow); }
.contact-card.solid { background: var(--ink); color: var(--white); }
.contact-card.solid h2, .contact-card.solid p { color: var(--white); }
.contact-card.solid p { color: rgba(255,255,255,.75); }
.contact-list { list-style: none; padding: 0; margin: 1.5rem 0; display: grid; gap: 1rem; }
.contact-list li { display: grid; gap: .1rem; color: rgba(255,255,255,.86); overflow-wrap: anywhere; }
.contact-list span { color: #9eeaf8; font-size: .78rem; text-transform: uppercase; letter-spacing: .08em; font-weight: 900; }
.contact-tip { display: grid; gap: .15rem; padding: 1rem; border-radius: 18px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14); }
.contact-tip span { color: rgba(255,255,255,.72); }
.form-panel { background: var(--white); border: 1px solid var(--line); }
.form-heading { margin-bottom: 1rem; }
.contact-form { display: grid; gap: 1rem; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.contact-form label { display: grid; gap: .42rem; color: var(--ink); font-weight: 800; min-width: 0; }
.contact-form input, .contact-form select, .contact-form textarea { width: 100%; max-width: 100%; border: 1px solid var(--line); border-radius: 14px; padding: .88rem .95rem; color: var(--ink); background: var(--white); outline: 0; }
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { border-color: var(--cyan); box-shadow: 0 0 0 4px var(--cyan-soft); }
.contact-form textarea { resize: vertical; }
.privacy { display: flex !important; align-items: flex-start; gap: .65rem !important; color: var(--text) !important; font-weight: 600 !important; }
.privacy input { width: auto; margin-top: .3rem; flex: 0 0 auto; }
.form-note { font-size: .92rem; margin-bottom: 0; }
.honeypot { display: none !important; }

.site-footer { background: #05131c; color: rgba(255,255,255,.75); padding: 58px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.05fr 1fr .9fr; gap: clamp(1.5rem, 4vw, 3rem); }
.site-footer h3 { margin-bottom: 1rem; color: var(--white); }
.site-footer p { max-width: 38ch; margin-top: 1rem; color: rgba(255,255,255,.66); }
.footer-list { list-style: none; padding: 0; margin: 0; display: grid; gap: .45rem; }
.footer-list.two-col { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.footer-list a:hover { color: #9eeaf8; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem; margin-top: 2.4rem; padding-top: 1.1rem; border-top: 1px solid rgba(255,255,255,.12); color: rgba(255,255,255,.56); font-size: .9rem; }

@media (max-width: 1080px) {
  .hero-grid, .page-hero-grid, .solution-board, .two-col-layout, .story-layout, .faq-wrap, .contact-layout, .process-panel, .cta-grid { grid-template-columns: 1fr; }
  .products-grid, .featured-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .guide-grid, .case-grid, .quality-grid, .company-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .section-heading.split { grid-template-columns: 1fr; align-items: start; }
  .tools-bar { flex-direction: column; align-items: stretch; }
  .search-field { flex-basis: auto; width: 100%; min-width: 0; }
}

@media (max-width: 820px) {
  .container { width: min(calc(100% - 28px), var(--container)); }
  .topbar-inner { align-items: flex-start; flex-direction: column; gap: .15rem; }
  .nav-row { min-height: 68px; }
  .brand-logo { width: 164px; }
  .nav-toggle { display: inline-block; }
  .primary-nav { position: absolute; top: calc(100% + 10px); left: 14px; right: 14px; display: grid; gap: .22rem; padding: .8rem; border: 1px solid var(--line); border-radius: 22px; background: var(--white); box-shadow: var(--shadow); opacity: 0; visibility: hidden; transform: scale(.98) translateY(-8px); transform-origin: top; transition: .18s ease; }
  .primary-nav.is-open { opacity: 1; visibility: visible; transform: scale(1) translateY(0); }
  .primary-nav a { width: 100%; border-radius: 14px; }
  .primary-nav .nav-cta { margin-left: 0; }
  .hero { padding-top: 42px; }
  h1 { font-size: clamp(2.22rem, 11.5vw, 3.65rem); max-width: 100%; }
  h2 { font-size: clamp(1.78rem, 8vw, 2.55rem); }
  .lead { font-size: 1.02rem; }
  .hero-actions .btn { width: 100%; }
  .proof-pills { grid-template-columns: 1fr; }
  .proof-pill { grid-template-columns: auto 1fr; border-radius: 18px; }
  .hero-media img { min-height: 310px; border-radius: 22px; }
  .glass-card { border-radius: 28px; padding: 7px; }
  .media-badge { position: static; margin-top: .7rem; }
  .solution-cards, .products-grid, .featured-grid, .guide-grid, .case-grid, .quality-grid, .company-strip, .form-grid { grid-template-columns: 1fr; }
  .catalog-cta { align-items: stretch; flex-direction: column; }
  .catalog-cta .btn { width: 100%; }
  .image-mosaic { grid-template-columns: 1fr; }
  .image-mosaic img, .image-mosaic img:first-child, .image-mosaic img:last-child { min-height: 260px; margin-bottom: 0; }
  .process-list li { grid-template-columns: 1fr; }
  .page-hero-img img { min-height: 260px; }
  .footer-grid, .footer-list.two-col { grid-template-columns: 1fr; }
  .footer-brand .brand-logo { width: 170px; }
}

@media (max-width: 460px) {
  .container { width: min(calc(100% - 22px), var(--container)); }
  .topbar { font-size: .78rem; }
  .topbar-links { gap: .6rem; }
  .brand-logo { width: 148px; }
  .section { padding: 54px 0; }
  .section.compact { padding: 38px 0; }
  .solution-lead, .solution-cards article, .product-body, .guide-grid article, .case-grid article, .quality-grid article, .contact-card, .form-panel, .measure-card, .warranty-panel, .story-card { padding: 20px; border-radius: 22px; }
  .product-card { border-radius: 22px; }
  .page-hero-img, .glass-card { border-radius: 24px; }
  .filter-buttons button { width: 100%; }
  .filter-buttons { display: grid; grid-template-columns: 1fr 1fr; }
  .filter-buttons button:first-child, .filter-buttons button:last-child { grid-column: 1 / -1; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}