:root {
  --ink: #132238;
  --ink-soft: #42536a;
  --navy: #0d2945;
  --navy-deep: #071c30;
  --blue: #1e5f91;
  --cyan: #2b93b6;
  --amber: #f1aa3d;
  --paper: #ffffff;
  --mist: #f2f6f8;
  --line: #d8e1e7;
  --success: #277b67;
  --shadow: 0 18px 45px rgba(8, 31, 51, 0.12);
  --radius: 18px;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.15; letter-spacing: -0.02em; }
h1 { font-size: clamp(2.5rem, 6vw, 5.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.4rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.7rem); }
p { color: var(--ink-soft); }

.container { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.skip-link { position: fixed; top: 10px; left: 10px; z-index: 100; transform: translateY(-150%); padding: 10px 16px; border-radius: 10px; background: white; }
.skip-link:focus { transform: none; }

.topline { background: var(--navy-deep); color: #d8e5ee; font-size: 0.86rem; }
.topline .container { min-height: 38px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.topline__links { display: flex; align-items: center; gap: 22px; }
.topline a { color: white; text-decoration: none; }
.topline a:hover { color: var(--amber); }

.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.94); border-bottom: 1px solid rgba(216,225,231,.8); backdrop-filter: blur(16px); }
.nav { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 14px; text-decoration: none; }
.brand img { width: 230px; height: auto; display: block; }
.brand__tagline { max-width: 160px; color: var(--ink-soft); font-size: .72rem; line-height: 1.35; border-left: 1px solid var(--line); padding-left: 14px; }
.menu { display: flex; align-items: center; gap: 28px; }
.menu a { position: relative; padding: 28px 0; color: var(--ink); font-weight: 650; font-size: .92rem; text-decoration: none; }
.menu a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 20px; height: 2px; background: var(--amber); transition: right .2s ease; }
.menu a:hover::after, .menu a[aria-current="page"]::after { right: 0; }
.menu a[aria-current="page"] { color: var(--blue); }
.menu details { position: relative; }
.menu summary { cursor: pointer; list-style: none; font-weight: 650; font-size: .92rem; }
.menu summary::-webkit-details-marker { display: none; }
.submenu { display: none; position: absolute; top: 34px; left: -24px; min-width: 300px; padding: 12px; border: 1px solid var(--line); border-radius: 14px; background: white; box-shadow: var(--shadow); }
.menu details[open] .submenu { display: grid; }
.submenu a { padding: 12px 14px; border-radius: 10px; }
.submenu a::after { display: none; }
.submenu a:hover { background: var(--mist); }
.mobile-menu { display: none; }

.button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 50px; padding: 13px 22px; border: 1px solid transparent; border-radius: 999px; background: var(--amber); color: #1b2733; font-weight: 750; text-decoration: none; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.button:hover { transform: translateY(-2px); background: #ffc15d; box-shadow: 0 10px 24px rgba(241,170,61,.28); }
.button--outline { border-color: rgba(255,255,255,.45); background: transparent; color: white; }
.button--outline:hover { background: white; color: var(--navy); box-shadow: none; }
.text-link { display: inline-flex; align-items: center; gap: 8px; color: var(--blue); font-weight: 750; text-decoration: none; }
.text-link::after { content: "→"; transition: transform .2s ease; }
.text-link:hover::after { transform: translateX(4px); }

.hero { position: relative; overflow: hidden; color: white; background: var(--navy); }
.hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(7,28,48,.98) 0%, rgba(7,28,48,.87) 48%, rgba(7,28,48,.28) 78%, rgba(7,28,48,.08) 100%); z-index: 1; }
.hero__image { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; }
.hero .container { position: relative; z-index: 2; min-height: 690px; display: grid; align-items: center; grid-template-columns: minmax(0, 720px) 1fr; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 22px; color: var(--amber); font-size: .78rem; font-weight: 800; letter-spacing: .15em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 34px; height: 2px; background: currentColor; }
.hero h1 { max-width: 800px; margin-bottom: 24px; }
.hero__lead { max-width: 680px; color: #d9e5ed; font-size: clamp(1.05rem, 2vw, 1.3rem); }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.hero__facts { grid-column: 1 / -1; align-self: end; display: grid; grid-template-columns: repeat(3, 1fr); width: min(760px, 100%); border-top: 1px solid rgba(255,255,255,.2); }
.hero__fact { padding: 24px 28px 28px 0; }
.hero__fact strong { display: block; color: white; font-size: 1.7rem; }
.hero__fact span { color: #afc1ce; font-size: .85rem; }

.section { padding: 100px 0; }
.section--compact { padding: 70px 0; }
.section--mist { background: var(--mist); }
.section--dark { background: var(--navy-deep); color: white; }
.section--dark p { color: #b9c8d3; }
.section-head { display: grid; grid-template-columns: minmax(0, .9fr) minmax(320px, .7fr); gap: 70px; align-items: end; margin-bottom: 46px; }
.section-head h2 { margin-bottom: 0; }
.section-head p { margin-bottom: 0; }
.kicker { display: block; margin-bottom: 14px; color: var(--blue); font-size: .78rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }

.category-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.category-card { position: relative; min-height: 470px; overflow: hidden; border-radius: var(--radius); color: white; box-shadow: var(--shadow); }
.category-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.category-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(4,18,30,.05), rgba(4,18,30,.88)); }
.category-card__content { position: absolute; z-index: 2; left: 34px; right: 34px; bottom: 32px; }
.category-card h3 { max-width: 470px; margin-bottom: 12px; font-size: 2rem; }
.category-card p { max-width: 500px; margin-bottom: 18px; color: #dbe5eb; }
.category-card:hover img { transform: scale(1.035); }

.intro-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 80px; align-items: start; }
.intro-copy p { font-size: 1.08rem; }
.feature-list { display: grid; gap: 14px; }
.feature { display: grid; grid-template-columns: 52px 1fr; gap: 16px; padding: 20px; border: 1px solid var(--line); border-radius: 14px; background: white; }
.feature__icon { width: 52px; height: 52px; display: grid; place-items: center; border-radius: 13px; background: #e7f2f6; color: var(--blue); font-size: 1.4rem; font-weight: 800; }
.feature h3 { margin: 4px 0 4px; font-size: 1.05rem; }
.feature p { margin: 0; font-size: .92rem; }

.process { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: rgba(255,255,255,.16); border: 1px solid rgba(255,255,255,.16); border-radius: var(--radius); overflow: hidden; }
.process__step { min-height: 210px; padding: 34px; background: var(--navy-deep); }
.process__num { display: block; margin-bottom: 46px; color: var(--amber); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .8rem; letter-spacing: .1em; }
.process h3 { margin-bottom: 10px; }

.page-hero { position: relative; overflow: hidden; padding: 90px 0 82px; color: white; background: linear-gradient(135deg, var(--navy-deep), var(--navy)); }
.page-hero::after { content: ""; position: absolute; width: 500px; height: 500px; right: -120px; top: -300px; border: 90px solid rgba(43,147,182,.12); border-radius: 50%; }
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 { max-width: 960px; margin-bottom: 18px; font-size: clamp(2.5rem, 5vw, 4.8rem); }
.page-hero p { max-width: 680px; margin-bottom: 0; color: #c7d5df; font-size: 1.12rem; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 9px; margin-bottom: 22px; color: #9fb4c4; font-size: .82rem; }
.breadcrumbs a { color: white; text-decoration: none; }

.product-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 26px; }
.product-card { display: grid; grid-template-rows: auto 1fr; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: white; box-shadow: 0 12px 30px rgba(8,31,51,.06); }
.product-card__image { position: relative; aspect-ratio: 1.38 / 1; overflow: hidden; background: #e7eef2; }
.product-card__image img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
.product-card:hover .product-card__image img { transform: scale(1.03); }
.product-carousel { position: absolute; inset: 0; overflow: hidden; background: #e7eef2; }
.product-carousel__slide { position: absolute; inset: 0; margin: 0; opacity: 0; pointer-events: none; transition: opacity .35s ease; }
.product-carousel__slide.is-active { opacity: 1; pointer-events: auto; }
.product-carousel__slide img { width: 100%; height: 100%; object-fit: cover; }
.product-carousel__arrow { position: absolute; z-index: 3; top: 50%; width: 44px; height: 44px; display: grid; place-items: center; padding: 0; border: 1px solid rgba(255,255,255,.66); border-radius: 50%; background: rgba(7,28,48,.78); color: white; font: 400 2rem/1 Arial, sans-serif; cursor: pointer; transform: translateY(-50%); transition: background .2s ease, transform .2s ease; }
.product-carousel__arrow:hover { background: var(--amber); color: var(--navy-deep); transform: translateY(-50%) scale(1.04); }
.product-carousel__arrow:focus-visible, .product-carousel__dots button:focus-visible { outline: 3px solid white; outline-offset: 2px; }
.product-carousel__arrow--prev { left: 14px; }
.product-carousel__arrow--next { right: 14px; }
.product-carousel__dots { position: absolute; z-index: 3; left: 50%; bottom: 14px; display: flex; gap: 8px; padding: 7px 9px; border-radius: 999px; background: rgba(7,28,48,.68); transform: translateX(-50%); }
.product-carousel__dots button { width: 8px; height: 8px; padding: 0; border: 0; border-radius: 50%; background: rgba(255,255,255,.5); cursor: pointer; transition: width .2s ease, background .2s ease; }
.product-carousel__dots button[aria-current="true"] { width: 22px; border-radius: 999px; background: var(--amber); }
.product-card__body { display: flex; flex-direction: column; padding: 28px; }
.product-card h2, .product-card h3 { margin-bottom: 16px; font-size: 1.45rem; }
.product-card p { margin-bottom: 10px; }
.specs { display: grid; gap: 8px; margin: 4px 0 22px; padding: 0; list-style: none; }
.specs li { padding-left: 18px; color: var(--ink-soft); font-size: .92rem; position: relative; }
.specs li::before { content: ""; position: absolute; left: 0; top: .68em; width: 6px; height: 6px; border-radius: 50%; background: var(--cyan); }
.product-card .text-link { margin-top: auto; }
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 16px; }
.gallery img { width: 100%; aspect-ratio: 1.25; object-fit: cover; border-radius: 9px; border: 1px solid var(--line); }
.gallery--two { grid-template-columns: repeat(2, 1fr); }

.content-card { padding: 42px; border: 1px solid var(--line); border-radius: var(--radius); background: white; box-shadow: var(--shadow); }
.content-card h2 { font-size: 2rem; }
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 24px; }
.contact-list { display: grid; gap: 18px; margin: 28px 0 0; padding: 0; list-style: none; }
.contact-list li { display: grid; grid-template-columns: 42px 1fr; gap: 14px; align-items: start; }
.contact-list__icon { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 11px; background: #e7f2f6; color: var(--blue); font-weight: 800; }
.contact-list small { display: block; margin-bottom: 2px; color: #75879a; }
.contact-list a { color: var(--ink); font-weight: 700; text-decoration: none; }
.contact-visual { position: relative; min-height: 470px; overflow: hidden; border-radius: var(--radius); background: var(--navy); }
.contact-visual img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.contact-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 30%, rgba(7,28,48,.9)); }
.contact-visual__caption { position: absolute; z-index: 2; left: 34px; right: 34px; bottom: 28px; color: white; }
.contact-visual__caption p { margin: 0; color: #d9e5ed; }

.cta { overflow: hidden; border-radius: var(--radius); background: linear-gradient(130deg, var(--navy), var(--blue)); color: white; }
.cta__inner { min-height: 310px; display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: center; padding: 58px 64px; }
.cta h2 { max-width: 760px; margin-bottom: 14px; }
.cta p { max-width: 680px; margin-bottom: 0; color: #c8d8e3; }
.cta__actions { display: grid; gap: 12px; }

.site-footer { padding: 64px 0 24px; background: var(--navy-deep); color: white; }
.footer-grid { display: grid; grid-template-columns: 1.3fr .7fr .9fr; gap: 70px; padding-bottom: 50px; border-bottom: 1px solid rgba(255,255,255,.13); }
.footer-brand img { width: 230px; margin-bottom: 18px; filter: grayscale(1) brightness(0) invert(1); opacity: .94; }
.footer-brand p { max-width: 390px; color: #9eb2c1; }
.footer-title { margin-bottom: 18px; color: #7895a9; font-size: .75rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.footer-links { display: grid; gap: 10px; }
.footer-links a { color: #d3dfe7; text-decoration: none; }
.footer-links a:hover { color: var(--amber); }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding-top: 22px; color: #7890a2; font-size: .82rem; }

@media (max-width: 960px) {
  .brand__tagline, .menu { display: none; }
  .mobile-menu { display: block; position: relative; }
  .mobile-menu summary { width: 46px; height: 46px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; cursor: pointer; list-style: none; font-size: 1.2rem; }
  .mobile-menu summary::-webkit-details-marker { display: none; }
  .mobile-menu__panel { position: absolute; top: 58px; right: 0; width: min(340px, calc(100vw - 40px)); display: grid; gap: 2px; padding: 12px; border: 1px solid var(--line); border-radius: 16px; background: white; box-shadow: var(--shadow); }
  .mobile-menu__panel a { padding: 12px 14px; border-radius: 9px; text-decoration: none; font-weight: 650; }
  .mobile-menu__panel a:hover { background: var(--mist); }
  .hero .container { min-height: 650px; grid-template-columns: 1fr; }
  .hero__facts { grid-template-columns: repeat(3, 1fr); }
  .section-head, .intro-grid, .contact-grid { grid-template-columns: 1fr; gap: 30px; }
  .process { grid-template-columns: 1fr; }
  .process__step { min-height: auto; }
  .process__num { margin-bottom: 24px; }
  .cta__inner { grid-template-columns: 1fr; padding: 48px; }
  .cta__actions { grid-template-columns: repeat(2, minmax(0, max-content)); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 680px) {
  .container { width: min(calc(100% - 28px), var(--max)); }
  .topline .container { min-height: 42px; }
  .topline__label { display: none; }
  .topline__links { width: 100%; justify-content: space-between; gap: 10px; font-size: .78rem; }
  .nav { min-height: 70px; }
  .brand img { width: 190px; }
  .hero .container { min-height: 670px; padding: 70px 0 0; }
  .hero::before { background: rgba(7,28,48,.85); }
  .hero__facts { grid-template-columns: 1fr; margin-top: 42px; }
  .hero__fact { padding: 15px 0; border-top: 1px solid rgba(255,255,255,.14); }
  .hero__fact:first-child { border-top: 0; }
  .section { padding: 72px 0; }
  .section--compact { padding: 54px 0; }
  .category-grid, .product-grid { grid-template-columns: 1fr; }
  .category-card { min-height: 400px; }
  .category-card__content { left: 24px; right: 24px; bottom: 24px; }
  .content-card { padding: 28px; }
  .cta__inner { min-height: 0; padding: 38px 26px; }
  .cta__actions { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 38px; }
  .footer-brand { grid-column: auto; }
  .footer-bottom { flex-direction: column; }
}

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