:root {
  --ink: #10130f;
  --paper: #f3efe5;
  --paper-2: #e7ded0;
  --white: #fffaf0;
  --green: #2f5f50;
  --green-deep: #18352d;
  --gold: #d4a853;
  --gold-light: #f2d37c;
  --line: rgba(16, 19, 15, 0.14);
  --muted: rgba(16, 19, 15, 0.72);
  --surface: rgba(255, 255, 255, 0.5);
  --radius-card: 16px;
  --focus-ring: rgba(212, 168, 83, 0.42);
}

* { box-sizing: border-box; }
html { overflow-x: clip; scroll-behavior: smooth; }
body { max-width: 100%; margin: 0; overflow-x: clip; color: var(--ink); background: var(--paper); font-family: "Inter", Arial, sans-serif; }
html[lang="ar"] body { font-family: "Noto Sans Arabic", Arial, sans-serif; }
html[lang="zh-Hans"] body { font-family: "Noto Sans SC", Arial, sans-serif; }
a { color: inherit; text-decoration: none; }
:where(a, button, summary):focus-visible { outline: 3px solid var(--focus-ring); outline-offset: 4px; }
.skip-link { position: fixed; z-index: 100; inset-block-start: 12px; inset-inline-start: 16px; padding: 12px 18px; border-radius: 10px; color: var(--ink); background: var(--gold-light); font-weight: 800; transform: translateY(-160%); transition: transform 160ms ease-out; }
.skip-link:focus { transform: translateY(0); }
.content-width { width: min(1480px, calc(100% - 96px)); margin-inline: auto; }
.seo-header { position: sticky; z-index: 20; top: 0; min-height: 117px; display: flex; align-items: center; justify-content: space-between; gap: clamp(18px, 2.4vw, 34px); padding: 20px clamp(28px, 4.2vw, 72px); color: var(--ink); background: rgba(243,239,229,.9); border-bottom: 1px solid rgba(16,17,15,.1); backdrop-filter: blur(16px); font-family: "Inter", Arial, sans-serif; }
.seo-header.is-scrolled { color: var(--paper); border-color: rgba(255,255,255,.12); background: rgba(8,9,7,.92); }
.seo-brand { display: flex; align-items: center; gap: 16px; min-width: 0; max-width: 430px; }
.seo-brand img { display: block; width: 72px; height: 72px; flex: 0 0 auto; object-fit: contain; border: 1px solid rgba(212,168,83,.42); border-radius: 16px; background: #062044; box-shadow: 0 12px 30px rgba(0,0,0,.18); }
.seo-brand span { display: grid; }
.seo-brand strong { overflow: visible; font-family: "Inter", Arial, sans-serif; font-size: clamp(1.35rem,1.45vw,1.72rem); font-weight: 700; line-height: 1.05; white-space: nowrap; }
.seo-brand small { margin-top: 3px; color: rgba(16,17,15,.64); font-size: clamp(.72rem,.72vw,.86rem); font-weight: 800; text-transform: uppercase; letter-spacing: .08em; white-space: nowrap; }
.seo-header.is-scrolled .seo-brand small { color: rgba(243,239,229,.62); }
.seo-header .primary-nav { display: flex; align-items: center; justify-content: flex-end; gap: 6px; min-width: 0; font-family: "Inter", Arial, sans-serif; font-size: 1.02rem; font-weight: 600; }
.primary-nav > a { position: relative; min-height: 44px; display: inline-flex; align-items: center; padding: 11px clamp(8px,.75vw,12px); border-radius: 999px; color: rgba(16,17,15,.72); white-space: nowrap; transition: color 160ms ease, background 160ms ease; }
.primary-nav > a::after { content: ""; position: absolute; right: 14px; bottom: 7px; left: 14px; height: 2px; border-radius: 999px; background: var(--gold); transform: scaleX(0); transition: transform 220ms ease; }
.primary-nav > a:hover, .primary-nav > a:focus-visible { color: var(--ink); background: rgba(255,255,255,.62); }
.seo-header.is-scrolled .primary-nav > a { color: rgba(243,239,229,.76); }
.seo-header.is-scrolled .primary-nav > a:hover, .seo-header.is-scrolled .primary-nav > a:focus-visible { color: var(--paper); background: rgba(255,255,255,.08); }
.primary-nav > a:hover::after, .primary-nav > a:focus-visible::after { transform: scaleX(1); }
.primary-nav > a.nav-stories { color: var(--ink); background: rgba(212,168,83,.16); box-shadow: inset 0 0 0 1px rgba(212,168,83,.3); }
.primary-nav > a.nav-stories:hover,.primary-nav > a.nav-stories:focus-visible { background: rgba(212,168,83,.28); }
.seo-header.is-scrolled .primary-nav > a.nav-stories { color: var(--paper); background: rgba(212,168,83,.16); }
.seo-header .language-nav, .mobile-language-nav { display: inline-flex; align-items: center; gap: 4px; padding: 4px; border: 1px solid rgba(16,17,15,.1); border-radius: 999px; background: rgba(255,255,255,.56); }
.seo-header.is-scrolled .language-nav { border-color: rgba(255,255,255,.12); background: rgba(255,255,255,.05); }
.language-nav a, .mobile-language-nav a { min-width: 44px; min-height: 44px; display: inline-flex; align-items: center; justify-content: center; padding: 0 7px; border-radius: 999px; color: rgba(16,17,15,.64); font-size: 11px; font-weight: 800; transition: color 180ms ease, background 180ms ease; }
.seo-header.is-scrolled .language-nav a { color: rgba(243,239,229,.7); }
.language-nav a[aria-current="page"] { color: #0b0d0a; background: var(--gold); }
.mobile-language-nav a[aria-current="page"] { color: #0b0d0a; background: var(--gold); }
.seo-mobile-menu { display: none; }
.seo-hero { position: relative; min-height: clamp(500px, 68svh, 620px); display: grid; align-items: center; isolation: isolate; color: var(--ink); background: #d8d5cb var(--hero-image) 70% center/cover no-repeat; }
.seo-hero-overlay { position: absolute; z-index: -1; inset: 0; background: linear-gradient(90deg, rgba(243,239,229,1) 0%, rgba(243,239,229,.97) 35%, rgba(243,239,229,.78) 48%, rgba(243,239,229,.3) 62%, rgba(8,9,7,.05) 78%, rgba(8,9,7,.2) 100%); }
.seo-hero-content { width: min(1680px, calc(100% - 96px)); margin: 0 auto; padding: clamp(54px, 6vw, 76px) 0; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: clamp(30px, 3.4vw, 44px); color: rgba(16,17,15,.68); font-size: 13px; }
.breadcrumbs a:hover { color: var(--green); }
.eyebrow, .section-index { margin: 0 0 18px; color: var(--gold); font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 1.8px; }
.seo-hero h1 { max-width: 820px; margin: 0; font-family: "Syne", sans-serif; font-size: clamp(44px, 4.8vw, 72px); line-height: 1; letter-spacing: 0; text-wrap: balance; }
.hero-lead { max-width: 640px; margin: 24px 0 0; color: rgba(16,17,15,.8); font-size: clamp(18px, 1.45vw, 20px); line-height: 1.55; text-wrap: pretty; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.button { min-height: 52px; display: inline-flex; align-items: center; justify-content: center; padding: 0 26px; border: 1px solid transparent; border-radius: 999px; font-family: "Syne", sans-serif; font-weight: 800; font-size: 14px; transition: transform 220ms cubic-bezier(.16,1,.3,1), background 180ms ease, color 180ms ease; }
.button.primary { color: #0b0d0a; background: var(--gold); }
.button.primary:hover { transform: translateY(-2px); background: var(--gold-light); }
.button.secondary { color: var(--green); border-color: rgba(47,95,80,.34); background: rgba(255,250,240,.72); }
.button.secondary:hover { transform: translateY(-2px); color: var(--white); background: var(--green); }
.seo-intro { display: grid; grid-template-columns: minmax(480px,.9fr) minmax(0,1.1fr); gap: 6%; align-items: center; padding-block: clamp(64px, 6vw, 88px); }
.seo-intro > div { max-width: 640px; }
.seo-intro h2 { font-size: clamp(32px, 3.5vw, 52px); line-height: 1.06; text-wrap: balance; }
h2 { margin: 0; font-family: "Syne", sans-serif; font-size: clamp(32px, 4.2vw, 56px); line-height: 1.04; letter-spacing: 0; }
.feature-list { display: grid; gap: 0; margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.feature-list li { display: grid; grid-template-columns: 14px 1fr; gap: 18px; align-items: center; padding: 20px 0; border-bottom: 1px solid var(--line); font-size: 18px; line-height: 1.45; }
.feature-list li span { width: 10px; height: 10px; border-radius: 50%; background: var(--gold); }
.product-overview { display: grid; grid-template-columns: minmax(0,.92fr) minmax(420px,1.08fr); gap: 7%; align-items: start; padding-block: clamp(30px,4vw,64px) clamp(72px,7vw,108px); }
.product-overview-copy h2 { max-width: 820px; font-size: clamp(32px,3.5vw,52px); line-height: 1.06; text-wrap: balance; }
.product-overview-copy > p:last-child { max-width: 690px; margin-top: 22px; color: var(--muted); font-size: clamp(17px,1.35vw,20px); line-height: 1.75; }
.product-applications { padding: clamp(26px,3vw,38px); border: 1px solid var(--line); border-radius: var(--radius-card); background: var(--surface); }
.product-applications h3 { margin: 0 0 20px; font-size: clamp(22px,2vw,30px); }
.product-applications ul { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.product-applications li { position: relative; display: block; padding: 17px 0 17px 28px; border-bottom: 1px solid var(--line); }
.product-applications li::before { content: ""; position: absolute; top: 1.55rem; left: 2px; width: 9px; height: 9px; border-radius: 50%; background: var(--gold); }
[dir="rtl"] .product-applications li { padding-right: 28px; padding-left: 0; }
[dir="rtl"] .product-applications li::before { right: 2px; left: auto; }
.product-applications li span { font-size: 17px; line-height: 1.45; }
.product-framework { position: relative; isolation: isolate; min-height: 760px; overflow: hidden; padding-block: clamp(64px,7vw,108px); color: var(--white); background: #172019 var(--framework-image) center/cover no-repeat; }
.product-framework-shade { position: absolute; z-index: -1; inset: 0; background: linear-gradient(90deg,rgba(20,25,18,.88),rgba(20,25,18,.58) 45%,rgba(10,13,10,.72)),linear-gradient(0deg,rgba(8,10,8,.42),rgba(8,10,8,.08)); backdrop-filter: saturate(.8); }
.product-framework-grid { display: grid; grid-template-columns: minmax(320px,.78fr) minmax(620px,1.22fr); gap: clamp(42px,6vw,92px); align-items: start; }
.product-framework-intro { position: sticky; top: 132px; min-width: 0; padding-block: 12px; }
.product-framework-intro h2 { max-width: 610px; margin: 0; font-size: clamp(40px,4.3vw,68px); line-height: .98; text-wrap: balance; }
.product-framework-intro > p:not(.section-index) { max-width: 580px; margin: 26px 0 0; color: rgba(255,255,255,.82); font-size: clamp(17px,1.35vw,20px); line-height: 1.6; }
.product-framework-intro > a { display: inline-flex; align-items: center; gap: 12px; margin-top: clamp(54px,10vh,118px); padding-bottom: 8px; border-bottom: 2px solid var(--gold); font-weight: 800; text-transform: uppercase; letter-spacing: .04em; transition: gap 180ms ease-out,color 180ms ease-out; }
.product-framework-intro > a:hover,.product-framework-intro > a:focus-visible { gap: 18px; color: var(--gold-light); }
.product-framework-cards { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 18px; }
.framework-card { min-width: 0; padding: clamp(24px,2.5vw,34px); border: 1px solid rgba(255,255,255,.16); border-radius: 2px; background: rgba(10,13,10,.72); box-shadow: 0 18px 50px rgba(0,0,0,.18); backdrop-filter: blur(12px); }
.framework-card-criteria { grid-row: span 2; }
.framework-card-inspection { grid-column: 2; }
.framework-card h3 { display: flex; justify-content: space-between; gap: 18px; margin: 0 0 28px; color: var(--white); font-family: "Inter",Arial,sans-serif; font-size: clamp(18px,1.6vw,25px); line-height: 1.15; text-transform: uppercase; letter-spacing: .02em; }
.framework-card h3 span { width: 9px; height: 9px; flex: 0 0 auto; margin-top: .35em; border-radius: 50%; background: var(--gold-light); }
.framework-card ul { display: grid; gap: 16px; margin: 0; padding: 0; list-style: none; }
.framework-card li { position: relative; padding-inline-start: 18px; color: rgba(255,255,255,.79); font-size: 15px; line-height: 1.5; }
.framework-card li::before { content: ""; position: absolute; top: .65em; inset-inline-start: 0; width: 5px; height: 5px; border-radius: 50%; background: var(--gold); }
.feature-link { display: flex; align-items: center; justify-content: space-between; gap: 24px; color: inherit; text-decoration: none; transition: color 180ms ease-out, transform 180ms ease-out; }
.feature-link small { flex: 0 0 auto; color: var(--green); font-size: 1.35rem; font-weight: 700; transition: transform 180ms ease-out; }
.feature-link:hover, .feature-link:focus-visible { color: var(--green); transform: translateX(4px); }
.feature-link:hover small, .feature-link:focus-visible small { transform: translateX(4px); }
.feature-link:focus-visible { outline: 3px solid rgba(212, 168, 83, 0.48); outline-offset: 6px; border-radius: 4px; }
.seo-guide { display: grid; grid-template-columns: minmax(340px,.82fr) minmax(0,1.18fr); gap: 7%; align-items: start; padding-block: clamp(28px, 4vw, 58px) clamp(72px, 7vw, 104px); }
.guide-heading { position: sticky; top: 120px; }
.guide-heading h2 { max-width: 680px; font-size: clamp(30px, 3.25vw, 48px); }
.guide-heading > p:last-child { max-width: 610px; margin: 22px 0 0; color: rgba(16,19,15,.7); font-size: 17px; line-height: 1.7; text-wrap: pretty; }
.guide-list { border-top: 1px solid var(--line); }
.guide-list article { display: grid; grid-template-columns: minmax(150px,.42fr) minmax(0,1fr); gap: 28px; padding: 26px 0; border-bottom: 1px solid var(--line); }
.guide-list h3 { margin: 0; color: var(--green); font-family: "Syne", sans-serif; font-size: 20px; line-height: 1.25; }
.guide-list p { margin: 0; color: rgba(16,19,15,.72); font-size: 16px; line-height: 1.7; text-wrap: pretty; }
.seo-deliverables { padding-block: clamp(64px, 6vw, 88px); color: white; background: radial-gradient(circle at 82% 16%, rgba(212,168,83,.13), transparent 30%), linear-gradient(160deg, #0b0d0a, var(--green-deep)); }
.deliverables-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 6%; align-items: center; }
.deliverables-grid > div > p:last-child { max-width: 510px; color: rgba(255,255,255,.62); line-height: 1.7; }
.deliverables-grid ol { margin: 0; padding: 0; list-style: none; border-top: 1px solid rgba(255,255,255,.17); }
.deliverables-grid li { display: grid; grid-template-columns: 48px 1fr; gap: 18px; padding: 20px 0; border-bottom: 1px solid rgba(255,255,255,.17); }
.deliverables-grid li strong { color: var(--gold); }
.deliverables-grid li span { font-size: 17px; line-height: 1.5; }
.seo-process { padding-block: clamp(64px, 6vw, 88px); }
.process-heading { max-width: 900px; margin-bottom: 40px; }
.process-steps { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.process-steps article { min-height: 220px; padding: 26px 24px; border-right: 1px solid var(--line); background: linear-gradient(145deg, rgba(255,250,240,.74), rgba(231,222,208,.42)); }
.process-steps article:last-child { border-right: 0; }
.process-steps article > span { color: var(--gold); font-weight: 700; }
.process-steps h3 { margin: 42px 0 12px; font-family: "Syne", sans-serif; font-size: 25px; }
.process-steps p { color: rgba(16,19,15,.68); line-height: 1.55; }
.seo-faq { padding-block: clamp(64px, 6vw, 88px); background: var(--white); }
.faq-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 6%; align-items: start; }
.faq-grid details { padding: 20px 0; border-top: 1px solid var(--line); }
.faq-grid details:last-child { border-bottom: 1px solid var(--line); }
.faq-grid summary { cursor: pointer; font-family: "Syne", sans-serif; font-size: 19px; font-weight: 700; }
.faq-grid details p { max-width: 650px; color: rgba(16,19,15,.68); line-height: 1.7; }
.seo-related { padding-block: clamp(64px, 6vw, 88px); }
.seo-related > h2 { max-width: 900px; }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 34px; }
.related-grid a { min-height: 190px; display: flex; flex-direction: column; align-items: flex-start; padding: 26px; border-radius: 14px; color: white; background: var(--green); transition: transform 220ms cubic-bezier(.16,1,.3,1); }
.related-grid a:nth-child(2) { color: var(--ink); background: var(--gold); }
.related-grid a:nth-child(3) { background: #171a16; }
.related-grid span { font-size: 11px; text-transform: uppercase; letter-spacing: 1.5px; opacity: .7; }
.related-grid strong { margin-top: 28px; font-family: "Syne", sans-serif; font-size: 24px; line-height: 1.1; }
.related-grid small { margin-top: auto; font-weight: 700; }
.related-grid a:hover { transform: translateY(-5px); }
.seo-cta { padding-block: clamp(58px, 5vw, 78px); color: white; background: radial-gradient(circle at 74% 22%, rgba(212,168,83,.13), transparent 30%), linear-gradient(160deg, #0b0d0a, var(--green-deep)); }
.seo-cta .content-width { display: grid; grid-template-columns: 150px 1fr auto; gap: 34px; align-items: center; }
.seo-cta p { color: var(--gold); font-weight: 700; }
.seo-cta h2 { font-size: clamp(30px, 3.5vw, 48px); }
.seo-footer { padding: 34px clamp(20px,6vw,86px); color: var(--paper); border-top: 1px solid rgba(255,255,255,.1); background: #050605; }
.seo-footer-inner { display: grid; grid-template-columns: 1fr auto 1fr; gap: 24px; align-items: center; }
.seo-footer-brand { display: inline-flex; align-items: center; gap: 12px; min-width: 0; }
.seo-footer-brand img { width: 50px; height: 50px; object-fit: contain; border: 1px solid rgba(212,168,83,.42); border-radius: 12px; background: #062044; }
.seo-footer-brand span { display: grid; gap: 2px; }
.seo-footer-brand strong { font-family: "Syne", sans-serif; font-size: 1.1rem; }
.seo-footer-brand small { color: rgba(243,239,229,.58); font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; }
.seo-footer nav { display: flex; align-items: center; gap: 18px; color: rgba(243,239,229,.68); }
.seo-footer nav a { min-height: 44px; display: inline-flex; align-items: center; font-weight: 700; }
.seo-footer nav a:hover, .seo-footer nav a:focus-visible { color: var(--gold); }
.seo-footer p { justify-self: end; margin: 0; color: rgba(243,239,229,.52); }
.seo-float-bar { position: fixed; right: 22px; bottom: 22px; z-index: 30; display: grid; gap: 7px; padding: 7px; border: 1px solid rgba(255,255,255,.1); border-radius: 999px; background: rgba(8,9,7,.58); box-shadow: 0 18px 46px rgba(0,0,0,.18); backdrop-filter: blur(16px); }
.seo-float-btn { width: 44px; height: 44px; display: grid; place-items: center; padding: 0; border: 0; border-radius: 50%; color: var(--ink); background: var(--gold); font: 800 .66rem "Inter",Arial,sans-serif; cursor: pointer; transition: transform 160ms ease, background 160ms ease, opacity 160ms ease; }
.seo-float-btn:hover, .seo-float-btn:focus-visible { transform: translateY(-2px); }
.seo-float-btn.wa { color: var(--paper); background: var(--green); }
.seo-float-btn.chat { color: var(--paper); background: var(--green-deep); font-size: .58rem; }
.seo-float-btn.top { width: 36px; height: 36px; margin: 1px auto 0; color: rgba(243,239,229,.78); background: rgba(255,255,255,.12); font-size: .62rem; opacity: 0; pointer-events: none; transform: translateY(6px) scale(.92); }
.seo-float-btn.top.is-visible { opacity: 1; pointer-events: auto; transform: none; }

html[dir="rtl"] .seo-hero-overlay { transform: scaleX(-1); }
html[dir="rtl"] .process-steps article { border-right: 0; border-left: 1px solid var(--line); }
html[dir="rtl"] .process-steps article:last-child { border-left: 0; }
html[lang="ar"] h1, html[lang="ar"] h2, html[lang="ar"] h3,
html[lang="ar"] .seo-brand strong, html[lang="ar"] .faq-grid summary,
html[lang="ar"] .related-grid strong { font-family: "Noto Sans Arabic", Arial, sans-serif; }
html[lang="zh-Hans"] h1, html[lang="zh-Hans"] h2, html[lang="zh-Hans"] h3,
html[lang="zh-Hans"] .faq-grid summary, html[lang="zh-Hans"] .related-grid strong { font-family: "Noto Sans SC", Arial, sans-serif; }

@media (max-width: 820px) {
  body { padding-bottom: calc(70px + env(safe-area-inset-bottom)); }
  .content-width, .seo-hero-content { width: min(680px, calc(100% - 36px)); }
  .seo-header { min-height: 76px; padding: 12px 16px; }
  .seo-brand { gap: 10px; }
  .seo-brand small { display: none; }
  .seo-brand img { width: 52px; height: 52px; border-radius: 12px; }
  .seo-brand strong { font-size: clamp(1.12rem, 5.2vw, 1.42rem); }
  .seo-hero { min-height: 520px; background-position: 62% center; }
  .seo-hero-overlay { background: linear-gradient(0deg, rgba(243,239,229,1) 0%, rgba(243,239,229,.97) 56%, rgba(243,239,229,.5) 100%); }
  .seo-hero-content { padding-block: 46px 44px; }
  .breadcrumbs { margin-bottom: 44px; }
  .seo-intro, .seo-guide, .deliverables-grid, .faq-grid, .product-overview { grid-template-columns: 1fr; gap: 36px; padding-block: 56px; }
  .product-framework { min-height: 0; padding-block: 56px; }
  .product-framework-grid { grid-template-columns: 1fr; gap: 42px; }
  .product-framework-intro { position: static; }
  .product-framework-intro h2 { font-size: clamp(32px,9vw,44px); line-height: 1.02; }
  .product-framework-intro > a { margin-top: 34px; }
  .product-framework-cards { grid-template-columns: 1fr; }
  .framework-card-criteria,.framework-card-inspection { grid-row: auto; grid-column: auto; }
  .guide-heading { position: static; }
  .guide-list article { grid-template-columns: 1fr; gap: 10px; padding: 22px 0; }
  .process-steps { grid-template-columns: 1fr 1fr; }
  .process-steps article:nth-child(2) { border-right: 0; }
  .process-steps article:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .related-grid { grid-template-columns: 1fr; }
  .related-grid a { min-height: 170px; }
  .seo-cta .content-width { grid-template-columns: 1fr; }
  .seo-footer { padding: 30px 20px; }
  .seo-footer-inner { grid-template-columns: 1fr; gap: 20px; }
  .seo-footer nav { flex-wrap: wrap; gap: 6px 18px; }
  .seo-footer p { justify-self: start; }
  .seo-float-bar { right: 10px; bottom: max(12px,env(safe-area-inset-bottom)); }
}

@media (max-width: 1359px) and (min-width: 821px) {
  .seo-header { min-height: 103px; padding: 20px 28px; }
  .seo-brand { max-width: 220px; gap: 10px; }
  .seo-brand img { width: 58px; height: 58px; border-radius: 14px; }
  .seo-brand strong { font-size: 1.18rem; }
  .seo-brand small { display: none; }
  .seo-header .primary-nav { display: none; }
  .product-framework-grid { grid-template-columns: 1fr; gap: 42px; }
  .product-framework-intro { position: static; }
}

@media (max-width: 1359px) {
  .seo-header .primary-nav { display: none; }
  .seo-mobile-menu { position: relative; display: block; margin-inline-start: auto; }
  .seo-mobile-menu > summary { width: 48px; height: 48px; display: grid; place-content: center; gap: 5px; border: 1px solid rgba(16,17,15,.14); border-radius: 50%; background: rgba(255,255,255,.56); cursor: pointer; list-style: none; }
  .seo-mobile-menu > summary::-webkit-details-marker { display: none; }
  .seo-mobile-menu > summary span { display: block; width: 19px; height: 2px; background: var(--ink); }
  .seo-header.is-scrolled .seo-mobile-menu > summary { border-color: rgba(255,255,255,.16); background: rgba(255,255,255,.06); }
  .seo-header.is-scrolled .seo-mobile-menu > summary span { background: var(--paper); }
  .seo-mobile-menu[open] > summary span:first-child { transform: translateY(3.5px) rotate(45deg); }
  .seo-mobile-menu[open] > summary span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
  .seo-mobile-panel { position: absolute; top: calc(100% + 14px); inset-inline-end: 0; width: min(420px, calc(100vw - 52px)); display: grid; gap: 8px; padding: 16px; border: 1px solid rgba(255,255,255,.12); border-radius: 16px; color: var(--paper); background: radial-gradient(circle at 90% 0%, rgba(212,168,83,.14), transparent 38%), rgba(17,19,15,.98); box-shadow: 0 20px 48px rgba(0,0,0,.28); }
  .seo-mobile-panel > a { min-height: 48px; display: flex; align-items: center; padding: 12px 14px; border: 1px solid rgba(255,255,255,.08); border-radius: 12px; background: rgba(255,255,255,.04); font-family: "Syne", sans-serif; font-weight: 700; }
  .seo-mobile-panel > a.mobile-stories { color: var(--ink); border-color: rgba(212,168,83,.5); background: var(--gold); }
  .seo-mobile-panel .mobile-language-nav { justify-self: center; border-color: rgba(255,255,255,.12); background: rgba(255,255,255,.06); }
  .mobile-language-nav a { color: rgba(243,239,229,.76); }
  .seo-mobile-panel .mobile-contact { justify-content: center; color: var(--ink); background: var(--gold); }
}

@media (min-width: 1360px) and (max-width: 1799px) {
  .seo-header { min-height: 88px; gap: 12px; padding: 14px 28px; }
  .seo-brand { flex: 0 0 270px; max-width: 270px; gap: 10px; }
  .seo-brand img { width: 58px; height: 58px; border-radius: 14px; }
  .seo-brand strong { font-size: 1.18rem; }
  .seo-brand small { display: block; font-size: .62rem; letter-spacing: .06em; }
  .seo-header .primary-nav { display: flex; gap: 2px; font-size: .74rem; }
  .primary-nav > a { padding-inline: 6px; }
  .language-nav a { min-width: 44px; min-height: 44px; padding-inline: 4px; }
}

@media (max-width: 480px) {
  .seo-brand span { display: grid; }
  .seo-hero h1 { font-size: clamp(2.35rem, 11vw, 3rem); }
  .hero-actions { display: grid; margin-right: 70px; }
  .button { width: 100%; }
  .process-steps { grid-template-columns: 1fr; }
  .process-steps article { min-height: 210px; border-right: 0; border-bottom: 1px solid var(--line); }
  .process-steps article:last-child { border-bottom: 0; }
  .process-steps h3 { margin-top: 38px; }
  .seo-related, .seo-process, .seo-faq { padding-block: 56px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}

/* Shared polish for all service and product pages. */
html { scroll-padding-top: 108px; }
body { -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
:where(h1,h2,h3) { letter-spacing: -.025em; text-wrap: balance; }
:where(p,li) { text-wrap: pretty; }
:where(main section) { scroll-margin-top: 108px; }

.seo-header {
  box-shadow: 0 1px 0 rgba(16,19,15,.04);
  backdrop-filter: blur(10px);
}

.seo-brand img {
  box-shadow: 0 5px 8px rgba(0,0,0,.13);
}

.seo-hero h1 {
  letter-spacing: -.025em;
}

.product-applications {
  background: rgba(255,255,255,.36);
}

.product-framework-shade {
  background: linear-gradient(90deg,rgba(20,25,18,.78),rgba(20,25,18,.43) 46%,rgba(10,13,10,.61)),linear-gradient(0deg,rgba(8,10,8,.3),rgba(8,10,8,.03));
  backdrop-filter: none;
}

.framework-card {
  border-color: rgba(255,255,255,.2);
  background: rgba(10,13,10,.68);
  box-shadow: 0 6px 8px rgba(0,0,0,.15);
  backdrop-filter: blur(6px);
}

.related-grid a {
  box-shadow: none;
}

.related-grid a:hover,
.related-grid a:focus-visible {
  transform: translateY(-3px);
}

.seo-float-bar {
  box-shadow: 0 6px 10px rgba(0,0,0,.2);
  backdrop-filter: none;
}

@media (max-width: 820px) {
  html { scroll-padding-top: 84px; }
  :where(main section) { scroll-margin-top: 84px; }
  :where(h1,h2,h3) { overflow-wrap: break-word; hyphens: auto; }
  .seo-hero h1 { letter-spacing: -.02em; }
  .seo-mobile-panel { max-height: calc(100svh - 106px); overflow-y: auto; overscroll-behavior: contain; }
  .product-framework-cards { gap: 14px; }
  .framework-card { padding: 22px; }
  .seo-float-bar { right: auto; left: 50%; bottom: max(8px,env(safe-area-inset-bottom)); display: flex; gap: 5px; padding: 5px; transform: translateX(-50%); }
  .seo-float-btn.top { margin: 4px 0 0; }
}

@media (max-width: 480px) {
  .hero-actions { margin-inline-end: 64px; margin-right: 0; }
  .seo-hero { min-height: 500px; }
  .seo-hero-content { padding-block: 38px 42px; }
  .breadcrumbs { margin-bottom: 32px; }
  .seo-hero h1 { font-size: clamp(2.2rem,9.6vw,2.5rem); }
}

@supports (content-visibility: auto) {
  .product-framework, .seo-guide, .seo-process, .seo-faq, .seo-related {
    content-visibility: auto;
    contain-intrinsic-size: auto 720px;
  }
}

/* Header typography shared by desktop and mobile navigation. */
.seo-header,
.seo-header .seo-brand strong,
.seo-header .seo-brand small,
.seo-header .primary-nav,
.seo-header .language-nav,
.seo-header .seo-mobile-panel,
.seo-header .mobile-language-nav {
  font-family: "Inter", Arial, sans-serif !important;
}

html[lang="ar"] .seo-header {
  font-family: "Noto Sans Arabic", Arial, sans-serif !important;
}

html[lang="ar"] :where(h1, h2, h3, .button) {
  font-family: "Noto Sans Arabic", Arial, sans-serif;
}

html[lang="zh-Hans"] .seo-header {
  font-family: "Noto Sans SC", Arial, sans-serif !important;
}

html[lang="zh-Hans"] :where(h1, h2, h3, .button) {
  font-family: "Noto Sans SC", Arial, sans-serif;
}

/* v183 — product-detail hero inspired by the supplied diagonal image reveal. */
.seo-hero.product-hero-split {
  min-height: clamp(560px, 70svh, 700px);
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(380px, 2fr);
  align-items: start;
  color: var(--ink);
  background: var(--paper);
  overflow: hidden;
}

.seo-hero.product-hero-split .seo-hero-overlay {
  display: none;
}

.seo-hero.product-hero-split .seo-hero-content {
  z-index: 2;
  width: auto;
  max-width: 980px;
  align-self: start;
  margin: 0;
  padding: clamp(54px, 6vw, 86px) clamp(34px, 4.5vw, 74px);
  padding-inline-start: max(clamp(34px, 4.5vw, 74px), calc((100vw - 1680px) / 2 + 48px));
}

.seo-hero.product-hero-split .breadcrumbs,
.seo-hero.product-hero-split .eyebrow,
.seo-hero.product-hero-split h1,
.seo-hero.product-hero-split .hero-lead,
.seo-hero.product-hero-split .hero-actions {
  animation: productContentEnter .55s cubic-bezier(.22, 1, .36, 1) both;
}

.seo-hero.product-hero-split .eyebrow { animation-delay: .08s; }
.seo-hero.product-hero-split h1 { animation-delay: .14s; }
.seo-hero.product-hero-split .hero-lead { animation-delay: .20s; }
.seo-hero.product-hero-split .hero-actions { animation-delay: .26s; }

.product-hero-media {
  position: relative;
  min-width: 0;
  min-height: 0;
  height: auto;
  align-self: stretch;
  margin: 0;
  overflow: hidden;
  clip-path: polygon(25% 0, 100% 0, 100% 100%, 0 100%);
  background: #d8d5cb;
  animation: productImageReveal 1.2s cubic-bezier(.08, .82, .17, 1) both;
  will-change: clip-path;
}

.product-hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(90deg, rgba(8, 9, 7, .14), transparent 34%);
}

.product-hero-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center;
  transform: scale(1.035);
  animation: productImageSettle 1.4s cubic-bezier(.22, 1, .36, 1) both;
}

@keyframes productImageReveal {
  from { clip-path: polygon(100% 0, 100% 0, 100% 100%, 100% 100%); }
  to { clip-path: polygon(25% 0, 100% 0, 100% 100%, 0 100%); }
}

@keyframes productImageSettle {
  from { transform: scale(1.09); filter: saturate(.82) brightness(.88); }
  to { transform: scale(1.035); filter: saturate(1) brightness(1); }
}

@keyframes productContentEnter {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: none; }
}

@media (max-width: 820px) {
  .seo-hero.product-hero-split {
    grid-template-columns: 1fr;
    grid-template-rows: auto clamp(300px, 60vw, 430px);
    align-items: start;
    min-height: 0;
  }

  .seo-hero.product-hero-split .seo-hero-content {
    width: min(680px, calc(100% - 36px));
    max-width: none;
    margin-inline: auto;
    padding: 42px 0 36px;
  }

  .product-hero-media {
    width: 100%;
    height: clamp(300px, 60vw, 430px);
    min-height: 0;
    clip-path: polygon(0 10%, 100% 0, 100% 100%, 0 100%);
  }

  .product-hero-media img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
  }

  @keyframes productImageReveal {
    from { clip-path: polygon(100% 10%, 100% 0, 100% 100%, 100% 100%); }
    to { clip-path: polygon(0 10%, 100% 0, 100% 100%, 0 100%); }
  }
}

@media (prefers-reduced-motion: reduce) {
  .seo-hero.product-hero-split :where(.breadcrumbs, .eyebrow, h1, .hero-lead, .hero-actions),
  .product-hero-media,
  .product-hero-media img {
    animation: none !important;
  }
}
+
/* v222 — decision factors, transparent freshness and localized quick actions. */
.content-review-date{margin:8px 0 0;color:rgba(243,239,229,.76);font:600 .76rem/1.4 "Inter",Arial,sans-serif;letter-spacing:.02em}
.product-hero-split .content-review-date{color:rgba(16,17,15,.68)}
.decision-factors{display:grid;grid-template-columns:minmax(0,.9fr) minmax(320px,1.1fr);gap:clamp(32px,6vw,96px);padding-top:clamp(54px,7vw,92px);padding-bottom:clamp(54px,7vw,92px);border-top:1px solid rgba(16,17,15,.12)}
.decision-factors h2{max-width:16ch;margin:8px 0 18px;font:700 clamp(2rem,3.4vw,3.8rem)/.98 "Syne",Arial,sans-serif;letter-spacing:-.045em}
.decision-factors p:not(.section-index){max-width:62ch;color:var(--muted-dark);font:400 1rem/1.65 "DM Sans",Arial,sans-serif}
.decision-factors ul{display:grid;gap:12px;margin:0;padding:0;list-style:none;counter-reset:factor}
.decision-factors li{position:relative;min-height:64px;padding:18px 20px 18px 58px;border:1px solid rgba(47,95,80,.16);border-radius:14px;background:rgba(255,255,255,.54);font:600 .96rem/1.45 "DM Sans",Arial,sans-serif;counter-increment:factor}
.decision-factors li::before{content:counter(factor,decimal-leading-zero);position:absolute;left:18px;top:19px;color:var(--green);font:800 .74rem/1 "Inter",Arial,sans-serif}
@media(max-width:760px){.decision-factors{grid-template-columns:1fr;gap:24px;padding-inline:20px}.decision-factors h2{font-size:clamp(2rem,9vw,3rem)}.decision-factors li{padding-left:54px}.content-review-date{font-size:.72rem}}