:root {
  --ink: #14202b;
  --ink-soft: #40505d;
  --blue: #0769b4;
  --blue-deep: #0b426d;
  --orange: #e87922;
  --paper: #f4f7f9;
  --line: #d8e1e8;
  --white: #ffffff;
  --shadow: 0 18px 48px rgba(20, 32, 43, 0.11);
  --font-sans: "Aptos", "Segoe UI", sans-serif;
  --font-display: "Bahnschrift", "Aptos Display", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--font-sans); line-height: 2.2; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
.container { width: min(1160px, calc(100% - 40px)); margin: 0 auto; }
.site-header { position: sticky; top: 0; z-index: 10; background: rgba(70,130,180,.95); border-bottom: 1px solid var(--line); backdrop-filter: blur(12px); }
.nav-shell { display: flex; align-items: center; justify-content: space-between; min-height: 78px; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; font-family: var(--font-display); font-weight: 800; letter-spacing: .02em; }
.brand img { width: 230px; height: auto; }
.brand span { font-size: 15px; color: var(--blue-deep); white-space: nowrap; }
.nav-toggle { display: none; border: 1px solid var(--line); background: var(--white); padding: 10px; color: var(--ink); }
.nav-toggle svg { width: 22px; height: 22px; }
.primary-nav { display: flex; align-items: center; gap: 26px; font-size: 15px; font-weight: 700; }
.primary-nav a { color:#fff; padding: 28px 0; border-bottom: 3px solid transparent; }
.primary-nav a:hover, .primary-nav a[aria-current="page"] { color: #1d4ed8; border-bottom-color: var(--blue); }
.page-hero { position: relative; overflow: hidden; color: var(--white); background: var(--blue-deep); }
.page-hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(7, 29, 47, .86), rgba(7, 29, 47, .25)); }
.page-hero > .container { position: relative; z-index: 1; padding: 82px 0 78px; }
.home-hero { min-height: 610px; display: flex; align-items: center; background: var(--blue-deep) url("assets/bg-home-banner-1.jpg") center / cover no-repeat; }
.home-hero::after { background: linear-gradient(90deg, rgba(5, 26, 43, .9) 0%, rgba(5, 26, 43, .52) 52%, rgba(5, 26, 43, .16) 100%); }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; color: var(--orange); font-size: 12px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 28px; height: 2px; background: var(--orange); }
h1, h2, h3 { margin: 0 0 18px; font-family: var(--font-display); line-height: 1.13; letter-spacing: 0; }
h1 { font-size: clamp(42px, 5vw, 72px); max-width: 720px; }
h2 { font-size: clamp(30px, 4vw, 46px); }
h3 { font-size: 22px; }
.hero-copy { max-width: 720px; font-size: 18px; color: rgba(255,255,255,.86); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 20px; border: 1px solid transparent; font-size: 14px; font-weight: 800; cursor: pointer; transition: .2s ease; }
.button-primary { color: var(--white); background: var(--orange); }
.button-primary:hover { background: #c95f10; transform: translateY(-1px); }
.button-secondary { color: var(--white); border-color: rgba(255,255,255,.55); background: transparent; }
.button-secondary:hover { background: rgba(255,255,255,.12); }
.button-dark { color: var(--white); background: var(--blue-deep); }
.section { padding: 84px 0; }
.section-light { background: var(--white); }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 30px; margin-bottom: 34px; }
.section-heading p { max-width: 560px; margin: 0; color: var(--ink-soft); }
.kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid rgba(255,255,255,.28); margin-top: 64px; }
.kpi { padding: 22px 24px 0 0; border-right: 1px solid rgba(255,255,255,.25); }
.kpi:last-child { border-right: 0; padding-left: 24px; }
.kpi strong { display: block; color: var(--white); font-family: var(--font-display); font-size: 30px; }
.kpi span { color: rgba(255,255,255,.72); font-size: 13px; }
.home-operations { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.home-operations article { display: flex; min-height: 100%; flex-direction: column; padding: 24px; background: var(--white); border: 1px solid var(--line); }
.home-operations article:hover { border-color: var(--blue); box-shadow: var(--shadow); }
.home-operations .capability-number { margin-bottom: 18px; }
.home-operations h3 { font-size: 19px; }
.home-operations h3 a:hover { color: var(--blue); }
.home-operations p { flex: 1; margin: 0 0 18px; color: var(--ink-soft); font-size: 14px; }
.home-product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.product-card { display: flex; min-height: 100%; flex-direction: column; background: var(--white); border: 1px solid var(--line); transition: .2s ease; }
.product-card:hover { border-color: var(--blue); box-shadow: var(--shadow); transform: translateY(-3px); }
.product-card-media { display: block; overflow: hidden; }
.product-card img { width: 100%; aspect-ratio: 1.35; object-fit: cover; background: #e7edf1; transition: transform .25s ease; }
.product-card:hover .product-card-media img { transform: scale(1.02); }
.resource-card .product-card-media img { aspect-ratio: 16 / 9; }
.product-card-content { display: flex; flex: 1; flex-direction: column; padding: 20px; }
.product-card h3 { font-size: 19px; margin-bottom: 10px; }
.product-card h3 a:hover { color: var(--blue); }
.product-card p { flex: 1; margin: 0 0 18px; color: var(--ink-soft); font-size: 14px; }
.card-meta { display: flex; justify-content: space-between; gap: 12px; padding-top: 13px; border-top: 1px solid var(--line); color: var(--blue); font-size: 12px; font-weight: 800; text-transform: uppercase; }
.split { display: grid; grid-template-columns: .9fr 1.1fr; gap: 60px; align-items: center; }
.split > div { min-width: 0; max-width: 100%; }
.split img { width: 100%; aspect-ratio: 1.3; object-fit: cover; }
.check-list { list-style: none; padding: 0; margin: 26px 0 0; }
.check-list li { position: relative; padding: 12px 0 12px 28px; border-top: 1px solid var(--line); color: var(--ink-soft); }
.check-list li::before { content: ""; position: absolute; left: 0; top: 19px; width: 10px; height: 10px; background: var(--orange); }
.page-intro { max-width: 720px; color: var(--ink-soft); font-size: 17px; }
.article-layout { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 42px; align-items: start; }
.article-main { min-width: 0; }
.article-main > p { max-width: 820px; color: var(--ink-soft); }
.content-image { width: 100%; max-height: 380px; margin: 0 0 30px; object-fit: cover; }
.article-aside { position: sticky; top: 104px; padding: 22px; background: var(--white); border: 1px solid var(--line); }
.article-aside h3 { font-size: 19px; }
.article-aside .button { width: 100%; margin-top: 12px; }
.link-list { list-style: none; padding: 0; margin: 0 0 18px; }
.link-list li { padding: 10px 0; border-top: 1px solid var(--line); color: var(--ink-soft); font-size: 14px; }
.link-list a, .text-link { color: var(--blue); text-decoration: underline; text-decoration-color: rgba(7,105,180,.35); text-underline-offset: 3px; }
.info-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 28px; }
.info-grid article { padding: 20px; background: var(--white); border: 1px solid var(--line); }
.info-grid h3 { margin-bottom: 8px; font-size: 18px; }
.info-grid p { margin: 0; color: var(--ink-soft); font-size: 14px; }
.company-facts { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.company-facts article { min-height: 150px; padding: 22px; background: var(--white); border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.company-facts .eyebrow { color: var(--blue); font-size: 10px; }
.company-facts .eyebrow::before { background: var(--blue); }
.company-facts strong { display: block; margin: 16px 0 8px; color: var(--ink); font-family: var(--font-display); font-size: 19px; line-height: 1.2; }
.company-facts p { margin: 0; color: var(--ink-soft); font-size: 13px; }
.capability-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.capability-grid article { padding: 24px; background: var(--white); border: 1px solid var(--line); }
.capability-number { display: block; margin-bottom: 22px; color: var(--orange); font-family: var(--font-display); font-size: 26px; font-weight: 800; }
.capability-grid h3 { font-size: 19px; }
.capability-grid p { min-height: 108px; margin: 0 0 18px; color: var(--ink-soft); font-size: 14px; }
.text-link { color: var(--blue); font-size: 13px; font-weight: 800; }
.line-links { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-top: 28px; }
.line-links a { display: flex; justify-content: space-between; gap: 12px; padding: 14px 16px; color: var(--ink); background: var(--white); border: 1px solid var(--line); font-weight: 800; }
.line-links a:hover { color: var(--blue); border-color: var(--blue); }
.line-links span { color: var(--blue); font-size: 12px; white-space: nowrap; }
.trust-panel { padding: 28px; background: var(--blue-deep); color: rgba(255,255,255,.82); }
.trust-panel h3 { color: var(--white); font-size: 24px; }
.trust-panel p { margin: 0 0 16px; }
.trust-panel .eyebrow { color: var(--orange); }
.trust-note { padding-top: 16px; border-top: 1px solid rgba(255,255,255,.2); font-size: 13px; }
.home-cta { color: var(--white); background: var(--blue-deep); }
.home-cta .eyebrow { color: var(--orange); }
.home-cta h2 { max-width: 650px; }
.home-cta p { max-width: 680px; margin: 0; color: rgba(255,255,255,.78); }
.home-cta-inner { display: flex; align-items: end; justify-content: space-between; gap: 30px; }
.home-cta .hero-actions { flex: 0 0 auto; margin-top: 0; }
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.process-grid article { padding: 22px; background: var(--white); border-top: 3px solid var(--orange); }
.process-grid strong { color: var(--blue); font-family: var(--font-display); font-size: 26px; }
.process-grid h3 { margin-top: 20px; font-size: 18px; }
.process-grid p { margin: 0; color: var(--ink-soft); font-size: 14px; }
.values-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-top: 28px; }
.values-list article { padding: 20px; border-left: 3px solid var(--orange); background: var(--white); }
.values-list h3 { margin-bottom: 7px; font-size: 18px; }
.values-list p { margin: 0; color: var(--ink-soft); font-size: 14px; }
.step-list { display: grid; gap: 14px; margin-top: 28px; }
.step-list article { display: grid; grid-template-columns: 46px 1fr; gap: 16px; padding: 20px; background: var(--white); border: 1px solid var(--line); }
.step-list article > strong { color: var(--orange); font-family: var(--font-display); font-size: 23px; }
.step-list h3 { margin-bottom: 6px; font-size: 18px; }
.step-list p { margin: 0; color: var(--ink-soft); font-size: 14px; }
.table-scroll { overflow-x: auto; margin: 26px 0 32px; }
.comparison-table { width: 100%; min-width: 720px; border-collapse: collapse; background: var(--white); border: 1px solid var(--line); }
.comparison-table th, .comparison-table td { padding: 15px 16px; border-top: 1px solid var(--line); vertical-align: top; text-align: left; }
.comparison-table thead th { color: var(--white); background: var(--blue-deep); font-size: 14px; }
.comparison-table tbody th { width: 23%; color: var(--ink); background: #eef4f8; font-size: 14px; }
.comparison-table tbody td { color: var(--ink-soft); font-size: 14px; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 8px; margin: 22px 0 0; color: var(--ink-soft); font-size: 13px; }
.breadcrumbs a { color: var(--blue); }
.catalog-layout { display: grid; grid-template-columns: 286px 1fr; gap: 34px; align-items: start; }
.catalog-sidebar { position: sticky; top: 104px; max-height: calc(100vh - 126px); overflow: auto; background: var(--white); border: 1px solid var(--line); }
.catalog-sidebar-heading { padding: 20px 18px; border-bottom: 1px solid var(--line); }
.catalog-sidebar h2 { padding: 0; margin: 10px 0 6px; font-size: 20px; }
.catalog-sidebar p { margin: 0; color: var(--ink-soft); font-size: 13px; line-height: 1.45; }
.tree { list-style: none; padding: 0; margin: 0; }
.tree > li { border-bottom: 1px solid var(--line); }
.tree button { width: 100%; border: 0; cursor: pointer; text-align: left; }
.tree-line-button { display: flex; justify-content: space-between; gap: 12px; padding: 15px 18px; background: transparent; color: var(--ink); font-weight: 800; }
.tree-line-button:hover, .tree-line-button.active { color: var(--white); background: var(--blue); }
.tree-category-button { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; background: transparent; color: var(--ink-soft); font-size: 13px; font-weight: 800; }
.tree-category-button:hover, .tree-category-button.active { color: var(--blue); }
.tree-line-list { list-style: none; padding: 0 18px 12px; margin: 0; }
.tree-category-list { list-style: none; padding: 0 0 6px 12px; margin: 0; }
.tree-product-link { display: block; padding: 5px 0; color: var(--ink-soft); font-size: 12px; line-height: 1.45; }
.tree-product-link:hover { color: var(--blue); }
.tree-count { flex: 0 0 auto; color: currentColor; font-size: 11px; opacity: .7; }
.catalog-toolbar { display: flex; justify-content: space-between; align-items: end; gap: 22px; margin-bottom: 22px; padding: 18px; background: var(--white); border: 1px solid var(--line); }
.catalog-count { display: grid; gap: 3px; }
.catalog-count strong { font-family: var(--font-display); font-size: 20px; line-height: 1.2; }
.catalog-count span { color: var(--ink-soft); font-size: 13px; }
.catalog-filter-fields { display: grid; grid-template-columns: minmax(190px, 1fr) minmax(190px, 1fr) auto; align-items: center; gap: 10px; width: min(100%, 620px); }
.catalog-search, .catalog-toolbar select { min-height: 42px; width: 100%; border: 1px solid var(--line); padding: 0 12px; background: var(--white); color: var(--ink); }
.catalog-search:focus, .catalog-toolbar select:focus { outline: 2px solid rgba(7,105,180,.25); outline-offset: 1px; border-color: var(--blue); }
.catalog-reset { min-height: 42px; padding: 0 12px; border: 1px solid var(--line); background: transparent; color: var(--blue); font-size: 13px; font-weight: 800; cursor: pointer; white-space: nowrap; }
.catalog-reset:hover { border-color: var(--blue); background: #eef4f8; }
.catalog-hero-actions { margin-top: 24px; }
.catalog-stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); max-width: 720px; margin-top: 38px; border-top: 1px solid rgba(255,255,255,.28); }
.catalog-stats div { padding: 18px 24px 0 0; border-right: 1px solid rgba(255,255,255,.25); }
.catalog-stats div + div { padding-left: 24px; }
.catalog-stats div:last-child { border-right: 0; }
.catalog-stats strong { display: block; color: var(--white); font-family: var(--font-display); font-size: 28px; line-height: 1.15; }
.catalog-stats span { color: rgba(255,255,255,.74); font-size: 12px; }
.product-card-line { display: block; margin-bottom: 9px; color: var(--blue); font-size: 11px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.catalog-support { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 42px; align-items: start; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.detail-layout { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: start; }
.detail-image { width: 100%; aspect-ratio: 1.2; object-fit: cover; background: #e7edf1; }
.detail-summary { position: sticky; top: 110px; }
.detail-summary h1 { color: var(--ink); font-size: clamp(34px, 4vw, 54px); }
.detail-summary .eyebrow { color: var(--blue); }
.detail-summary .eyebrow::before { background: var(--blue); }
.detail-summary p { color: var(--ink-soft); }
.advantage-list { display: grid; gap: 14px; margin-top: 24px; }
.advantage-list article { padding: 18px 0 4px 20px; border-left: 3px solid var(--orange); background: rgba(255,255,255,.55); }
.advantage-list h3 { margin-bottom: 7px; font-size: 18px; }
.advantage-list p { margin: 0; color: var(--ink-soft); font-size: 14px; }
.spec-stack { display: grid; gap: 18px; min-width: 0; }
.spec-table-scroll { max-width: 100%; overflow-x: auto; border: 1px solid var(--line); background: var(--white); }
.spec-table { width: 100%; border-collapse: collapse; background: var(--white); }
.spec-table caption { padding: 18px 20px; color: var(--ink); background: #eef4f8; text-align: left; font-family: var(--font-display); font-size: 20px; font-weight: 800; }
.spec-table th, .spec-table td { padding: 15px 18px; border-top: 1px solid var(--line); vertical-align: middle; line-height: 1.45; }
.spec-table th { width: 40%; color: var(--ink-soft); text-align: left; font-size: 14px; }
.spec-table td { color: var(--ink); text-align: center; font-weight: 700; }
.spec-table td.parameter-name { color: var(--ink-soft); text-align: left; font-size: 14px; font-weight: 700; }
.spec-table td.long-value { text-align: left; font-weight: 500; }
.spec-table-matrix { min-width: 720px; table-layout: auto; }
.spec-table-matrix td { min-width: 138px; white-space: normal; }
.faq-list { display: grid; gap: 10px; max-width: 900px; }
.faq-list details { background: var(--white); border: 1px solid var(--line); }
.faq-list summary { padding: 17px 20px; cursor: pointer; color: var(--ink); font-weight: 800; }
.faq-list details p { margin: 0; padding: 0 20px 20px; color: var(--ink-soft); }
.notice { padding: 18px 20px; border-left: 4px solid var(--orange); background: #fff7ef; color: #704019; }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.form-field { display: grid; gap: 7px; }
.form-field.full { grid-column: 1 / -1; }
.form-field label { color: var(--ink); font-size: 13px; font-weight: 800; }
.form-field input, .form-field textarea { width: 100%; border: 1px solid var(--line); padding: 13px 14px; background: var(--white); color: var(--ink); }
.form-field textarea { min-height: 150px; resize: vertical; }
.site-footer { padding: 54px 0 24px; color: rgba(255,255,255,.74); background: #0a1c2c; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 38px; }
.site-footer h2, .site-footer h3 { color: var(--white); }
.site-footer h2 { font-size: 23px; }
.site-footer p { margin: 0; font-size: 14px; }
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin: 8px 0; font-size: 14px; }
.footer-links a:hover { color: var(--white); }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 44px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.15); font-size: 12px; }
.empty-state { padding: 34px; background: var(--white); border: 1px solid var(--line); color: var(--ink-soft); }
[hidden] { display: none !important; }
@media (max-width: 900px) {
  .nav-toggle { display: inline-flex; }
  .primary-nav { display: none; position: absolute; left: 20px; right: 20px; top: 78px; flex-direction: column; align-items: stretch; gap: 0; padding: 8px 18px; background: #94979C; border: 1px solid var(--line); box-shadow: var(--shadow); }
  .primary-nav.open { display: flex; }
  .primary-nav a { padding: 13px 0; border-bottom: 1px solid var(--line); }
  .primary-nav a:last-child { border-bottom: 0; }
  .split, .detail-layout { grid-template-columns: 1fr; gap: 30px; }
  .detail-summary { position: static; }
  .article-layout { grid-template-columns: 1fr; gap: 30px; }
  .article-aside { position: static; }
  .info-grid { grid-template-columns: 1fr; }
  .home-operations, .home-product-grid, .company-facts, .capability-grid, .process-grid { grid-template-columns: repeat(2, 1fr); }
  .catalog-layout, .catalog-support { grid-template-columns: 1fr; }
  .catalog-sidebar { position: static; max-height: none; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .container { width: min(100% - 28px, 1160px); }
  .nav-shell { min-height: 70px; }
  .brand img { width: 104px; }
  .brand span { font-size: 13px; }
  .page-hero > .container { padding: 58px 0 52px; }
  .home-hero { min-height: 660px; }
  h1 { font-size: 42px; }
  .section { padding: 58px 0; }
  .kpi-grid { grid-template-columns: repeat(2, 1fr); margin-top: 44px; }
  .kpi { padding: 18px 12px 0 0; border-bottom: 1px solid rgba(255,255,255,.25); }
  .kpi:nth-child(even) { padding-left: 12px; border-right: 0; }
  .home-operations, .home-product-grid, .product-grid, .form-grid { grid-template-columns: 1fr; }
  .company-facts, .capability-grid, .process-grid, .values-list, .line-links { grid-template-columns: 1fr; }
  .home-cta-inner { align-items: start; flex-direction: column; }
  .home-cta .hero-actions { margin-top: 12px; }
  .form-field.full { grid-column: auto; }
  .catalog-toolbar { align-items: stretch; flex-direction: column; }
  .catalog-filter-fields { grid-template-columns: 1fr; width: 100%; }
  .catalog-stats { grid-template-columns: 1fr; }
  .catalog-stats div, .catalog-stats div + div { padding: 14px 0; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.2); }
  .catalog-stats div:last-child { border-bottom: 0; }
  .content-image { max-height: 300px; }
  .spec-table-scroll { max-width: 100%; overflow-x: auto; }
  .spec-table th, .spec-table td { white-space: normal; min-width: 150px; }
  .spec-table-matrix { min-width: 720px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; }
}