/* TechDataConcepts — Custom Brand Styles (Bootstrap Base) */

/* === Design Tokens === */
:root {
  --font-sans: 'DM Sans', system-ui, sans-serif;
  --font-display: 'Manrope', system-ui, sans-serif;
  --background: oklch(0.992 0.002 250);
  --foreground: oklch(0.22 0.035 260);
  --card: oklch(1 0 0);
  --primary: oklch(0.54 0.22 257);
  --primary-foreground: oklch(0.984 0.003 247.858);
  --secondary: oklch(0.969 0.016 250);
  --muted-foreground: oklch(0.49 0.024 260);
  --border: oklch(0.91 0.009 250);
  --destructive: oklch(0.577 0.245 27.325);
  --ink: oklch(0.54 0.22 257);
  --inverse: oklch(0.985 0.003 250);
  --inverse-muted: oklch(0.95 0.024 250);
  --inverse-border: oklch(0.8 0.085 250);
  --teal: oklch(0.9 0.09 205);
  --blue-light: oklch(0.94 0.027 255);
  --hero-overlay: linear-gradient(90deg, var(--primary) 0%, color-mix(in oklch, var(--primary) 95%, transparent) 30%, color-mix(in oklch, var(--primary) 28%, transparent) 65%, transparent 100%);
  --card-shadow: 0 12px 32px oklch(0.2 0.04 260 / 6%);
  --nav-shadow: 0 8px 28px color-mix(in oklch, var(--foreground) 8%, transparent);
  --motion-ease: cubic-bezier(.2, .7, .2, 1);
}

/* === Base Reset & Overrides === */
html { scroll-behavior: smooth; scroll-padding-top: 108px; }
body { margin: 0; font-family: var(--font-sans); -webkit-font-smoothing: antialiased; background-color: var(--background); color: var(--foreground); }
h1, h2, h3, h4, p { margin: 0; }
h1, h2, h3, h4 { font-family: var(--font-display); }
a { text-decoration: none; color: inherit; }
.container { width: min(1200px, calc(100% - 96px)); margin-inline: auto; max-width: none; }

/* === Announcement Bar === */
.announcement { min-height: 33px; display: flex; align-items: center; justify-content: center; gap: 9px; background: var(--ink); color: var(--inverse-muted); font-size: 14px; }
.announcement a { color: var(--inverse); display: inline-flex; align-items: center; gap: 5px; margin-left: 19px; }
.status-dot { display: inline-block; width: 5px; height: 5px; background: var(--teal); border-radius: 50%; flex-shrink: 0; }

/* === Header / Navigation === */
.site-header { background: color-mix(in oklch, var(--background) 96%, transparent); backdrop-filter: blur(16px); position: sticky; top: 0; z-index: 1030; border-bottom: 1px solid var(--border); transition: box-shadow 250ms; }
.site-header.scrolled { box-shadow: var(--nav-shadow); }
.nav-inner { height: 83px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--foreground); flex-shrink: 0; }
.brand-logo { display: block; width: 116px; height: 71px; object-fit: contain; }
.desktop-nav { display: flex; gap: 25px; align-items: center; margin-left: auto; margin-right: 16px; height: 100%; }
.desktop-nav a { position: relative; display: flex; align-items: center; height: 100%; font-size: 16px; font-weight: 600; color: var(--muted-foreground); transition: color 180ms; text-decoration: none; }
.desktop-nav a::after { content: ''; position: absolute; bottom: 17px; inset-inline: 0; height: 2px; background: var(--primary); transform: scaleX(0); transform-origin: left; transition: transform 240ms var(--motion-ease); }
.desktop-nav a:hover::after, .desktop-nav a.active::after { transform: scaleX(1); }
.desktop-nav a.active { color: var(--primary); }
.desktop-nav a:hover { color: var(--primary); }
.nav-cta { height: 39px; padding-inline: 19px; font-size: 15px; border-radius: 4px; display: inline-flex; align-items: center; gap: 6px; background: var(--primary); color: var(--primary-foreground); border: none; font-weight: 500; }
.nav-cta:hover { background: color-mix(in oklch, var(--primary) 85%, black); color: var(--primary-foreground); }
.mobile-menu-toggle { display: none; background: none; border: none; font-size: 24px; cursor: pointer; padding: 4px; }
.mobile-nav { display: none; }

/* === Hero Section === */
.hero { position: relative; background: var(--ink); color: var(--inverse); overflow: hidden; }
.hero-image { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 54%; mix-blend-mode: screen; opacity: .75; }
.hero-shade { position: absolute; inset: 0; background: var(--hero-overlay); }
.hero-inner { position: relative; min-height: 615px; display: flex; align-items: center; }
.hero-copy { max-width: 600px; padding-block: 66px 65px; }
.eyebrow { color: var(--primary); font-size: 12px; font-weight: 700; line-height: 1.5; margin-bottom: 19px; }
.hero-eyebrow { color: var(--inverse-muted); display: flex; align-items: center; gap: 10px; margin-bottom: 17px; }
.hero-eyebrow > span { width: 22px; height: 2px; background: var(--teal); }
.hero-company { font-size: 17px; font-weight: 550; color: var(--inverse-muted); margin-bottom: 11px; }
.hero h1 { font-size: 74px; line-height: 1.09; font-weight: 650; font-family: var(--font-display); }
.hero h1 span { color: var(--teal); }
.hero-description { font-size: 18px; color: var(--inverse-muted); line-height: 1.75; max-width: 470px; margin-top: 25px; }
.hero-actions { display: flex; gap: 13px; margin-top: 30px; }
.hero-actions .btn { font-size: 15px; height: 46px; padding-inline: 22px; display: inline-flex; align-items: center; gap: 8px; border-radius: 4px; }
.hero-meta { display: flex; align-items: center; gap: 7px; font-size: 12px; color: var(--inverse-muted); margin-top: 32px; }
.hero-meta-divider { height: 10px; width: 1px; background: var(--inverse-border); margin-inline: 7px; }
.hero-visual-caption { position: absolute; bottom: 28px; right: 0; display: flex; align-items: center; gap: 8px; font-size: 11px; color: var(--inverse-muted); }

/* === Capabilities Band === */
.capabilities-band { border-bottom: 1px solid var(--border); background: var(--card); }
.capabilities-inner { display: grid; grid-template-columns: 1.1fr 1fr 1.15fr 1fr; align-items: center; min-height: 112px; gap: 32px; }
.capabilities-inner p { font-size: 14px; line-height: 1.8; color: var(--muted-foreground); margin: 0; }
.capabilities-inner strong { font-weight: 550; color: var(--foreground); }
.capabilities-inner > div { display: flex; gap: 13px; align-items: center; font-size: 15px; font-weight: 600; border-left: 1px solid var(--border); padding-left: 31px; min-height: 37px; }
.capabilities-inner i { color: var(--primary); font-size: 22px; flex-shrink: 0; }

/* === Sections === */
.section { padding-block: 89px; }
.section-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 60px; margin-bottom: 39px; }
h2 { font-size: 42px; line-height: 1.25; font-weight: 650; font-family: var(--font-display); }
.section-intro { color: var(--muted-foreground); font-size: 16px; line-height: 1.75; max-width: 365px; margin-bottom: 5px; }

/* === Service Cards === */
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 19px; }
.service-card { background: var(--card); border: 1px solid var(--border); border-radius: 6px; padding: 26px 26px 20px; transition: border-color 180ms, transform 180ms, box-shadow 180ms; display: flex; flex-direction: column; color: inherit; text-decoration: none; }
.service-card:hover { border-color: var(--primary); box-shadow: var(--card-shadow); transform: translateY(-3px); }
.service-card-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 23px; }
.service-icon { display: grid; place-items: center; width: 46px; height: 46px; background: var(--blue-light); color: var(--primary); border-radius: 5px; font-size: 24px; }
.service-arrow { color: var(--muted-foreground); font-size: 19px; }
.service-card h3 { font-size: 19px; font-weight: 650; margin-bottom: 10px; }
.service-card p { font-size: 15px; color: var(--muted-foreground); line-height: 1.7; max-width: 315px; margin-bottom: 25px; }
.service-card-footer { border-top: 1px solid var(--border); padding-top: 15px; margin-top: auto; display: flex; align-items: center; justify-content: space-between; gap: 10px; font-size: 11px; color: var(--muted-foreground); }
.service-number { font-size: 12px; color: var(--primary); }

/* === Products Section === */
.products-section { background: var(--secondary); }
.product-tabs-wrapper { overflow-x: hidden; overflow-y: hidden; -webkit-overflow-scrolling: touch; margin-bottom: 44px; border-bottom: 1px solid var(--border); scrollbar-width: none; -ms-overflow-style: none; }
.product-tabs-wrapper::-webkit-scrollbar { display: none; }
.product-tabs { border-bottom: none; gap: 28px; flex-wrap: nowrap; }
.product-tabs .nav-item { flex-shrink: 0; }
.product-tabs .nav-link { font-size: 15px; height: 44px; padding: 0 8px 15px; border: none; border-bottom: 2px solid transparent; background: none; color: var(--muted-foreground); font-weight: 500; transition: color 180ms, border-color 180ms; }
.product-tabs .nav-link:hover { color: var(--primary); border-bottom-color: var(--primary); }
.product-tabs .nav-link.active { color: var(--primary); border-bottom-color: var(--primary); background: none; }
.product-tab-brand { display: inline-flex; align-items: center; gap: 6px; }
.product-tab-logo { display: block; height: 20px; width: 20px; object-fit: contain; }
.product-tabs [data-product="Griffin"] .product-tab-logo { height: 14px; width: 14px; }
.product-layout { display: grid; grid-template-columns: 1fr 1.18fr; gap: 58px; align-items: center; }
.product-layout > * { min-width: 0; }
.product-copy .eyebrow { margin-bottom: 16px; font-size: 11px; }
.product-copy h3 { font-size: 34px; line-height: 1.35; font-weight: 650; max-width: 390px; }
.body-copy { color: var(--muted-foreground); font-size: 16px; line-height: 1.85; }
.product-copy .body-copy { margin-top: 18px; max-width: 450px; }
.feature-list { list-style: none; padding: 0; margin: 23px 0 28px; display: grid; gap: 12px; }
.feature-list[data-multi="true"] { grid-template-columns: repeat(2, 1fr); gap: 12px 24px; }
.feature-list li { display: flex; gap: 10px; font-size: 15px; align-items: center; }
.feature-list i { color: var(--primary); font-size: 16px; flex-shrink: 0; }
.product-copy > .btn { font-size: 15px; height: 44px; padding-inline: 21px; display: inline-flex; align-items: center; gap: 8px; }
.product-visual { margin: 0; border: 1px solid var(--border); background: var(--card); border-radius: 7px; overflow: hidden; box-shadow: var(--card-shadow); }
.product-visual .product-image { display: block; width: 100%; aspect-ratio: 16 / 10; object-fit: contain; background: var(--card); transition: transform 400ms var(--motion-ease); }
.product-visual:hover .product-image { transform: scale(1.02); }
.product-visual-top { display: flex; justify-content: space-between; align-items: center; padding: 22px; border-bottom: 1px solid var(--border); gap: 10px; }
.mini-brand { display: flex; align-items: center; gap: 8px; color: var(--primary); font-family: var(--font-display); font-size: 19px; font-weight: 750; }
.mini-brand-logo { display: block; height: 28px; width: 28px; object-fit: contain; }
.mini-tag { font-size: 10px; color: var(--muted-foreground); }
.product-visual-foot { display: flex; justify-content: space-between; font-size: 11px; color: var(--muted-foreground); padding: 15px 22px; border-top: 1px solid var(--border); }

/* === Case Study Section === */
.case-section { padding-block: 78px; background: var(--ink); color: var(--inverse); }
.case-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.case-copy .eyebrow { color: var(--teal); }
.case-kicker { font-size: 11px; color: var(--inverse-muted); display: flex; align-items: center; gap: 8px; margin-bottom: 17px; }
.case-kicker span { width: 5px; height: 5px; background: var(--teal); border-radius: 50%; }
.case-copy h2 { font-size: 39px; }
.case-copy > p:not(.eyebrow) { color: var(--inverse-muted); font-size: 15px; line-height: 1.8; max-width: 435px; margin-top: 18px; }
.case-copy > .btn { margin-top: 26px; padding-inline: 18px; font-size: 14px; height: 42px; }
.case-record { display: flex; align-items: center; gap: 19px; border-top: 1px solid var(--inverse-border); padding: 29px 0; }
.case-record > i { margin-left: auto; color: var(--inverse-muted); font-size: 20px; }
.case-record-icon { width: 52px; height: 58px; border: 1px solid var(--inverse-border); display: grid; place-items: center; color: var(--teal); flex-shrink: 0; border-radius: 4px; font-size: 25px; }
.case-status { display: flex; align-items: center; gap: 5px; font-size: 11px; color: var(--teal); margin-bottom: 10px; }
.case-record h3 { font-size: 18px; font-weight: 550; margin-bottom: 9px; }
.case-record p { font-size: 14px; line-height: 1.8; color: var(--inverse-muted); }
.case-assurance { display: flex; align-items: center; gap: 11px; color: var(--inverse-muted); border-top: 1px solid var(--inverse-border); padding-top: 24px; font-size: 12px; }
.case-assurance i { color: var(--teal); flex-shrink: 0; font-size: 20px; }

/* === Tech Stack === */
.stack-section { padding-block: 35px 41px; border-bottom: 1px solid var(--border); }
.stack-heading { display: flex; justify-content: space-between; align-items: center; margin-bottom: 29px; }
.stack-heading .eyebrow { font-size: 11px; color: var(--muted-foreground); margin: 0; }
.stack-heading > p:last-child { font-size: 12px; color: var(--muted-foreground); }
.tech-stack { display: flex; align-items: center; justify-content: space-between; gap: 15px; }
.tech-stack > div { display: flex; gap: 8px; align-items: center; font-size: 16px; font-weight: 600; }
.tech-stack i { font-size: 19px; color: var(--muted-foreground); }

/* === Process Section === */
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 31px; margin-top: 48px; }
.process-step { border-top: 1px solid var(--border); padding-top: 20px; }
.process-step-top { display: flex; justify-content: space-between; align-items: center; color: var(--primary); font-size: 15px; font-weight: 600; margin-bottom: 25px; }
.process-step-top i { color: var(--muted-foreground); }
.process-step h3 { font-size: 19px; margin-bottom: 12px; font-weight: 650; }
.process-step p { color: var(--muted-foreground); font-size: 15px; line-height: 1.85; }

/* === Training Section === */
.training-section { background: var(--secondary); padding-block: 76px; }
.training-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 77px; align-items: center; }
.training-image-wrap { position: relative; height: 432px; overflow: hidden; border-radius: 5px; }
.training-image-wrap img { width: 100%; height: 100%; object-fit: cover; border-radius: 5px; transition: transform 700ms var(--motion-ease); }
.training-image-wrap:hover img { transform: scale(1.035); }
.photo-caption { position: absolute; left: 0; bottom: 0; background: var(--ink); color: var(--inverse); font-size: 13px; padding: 15px 19px; }
.training-copy .body-copy { margin-top: 19px; max-width: 440px; }
.training-topics { display: grid; gap: 11px; margin-top: 23px; }
.training-topics > div { display: flex; gap: 10px; align-items: center; font-size: 15px; }
.training-topics i { color: var(--primary); font-size: 16px; }
.training-audiences { display: flex; flex-wrap: wrap; gap: 8px; margin-block: 23px; }
.training-audiences span { font-size: 13px; border-left: 1px solid var(--border); padding-left: 8px; color: var(--muted-foreground); }
.training-audiences span:first-child { border: 0; padding: 0; }
.training-copy > .btn { font-size: 14px; padding-inline: 20px; height: 44px; display: inline-flex; align-items: center; gap: 8px; }

/* === FAQ Section === */
.faq-layout { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 80px; }
.faq-layout .body-copy { margin-top: 24px; }
.text-link { display: inline-flex; gap: 8px; align-items: center; color: var(--primary); font-size: 15px; font-weight: 600; margin-top: 8px; }
.text-link:hover { color: var(--primary); opacity: .8; }
.faq-list { border: none; }
.faq-item { border-bottom: 1px solid var(--border); border-radius: 0; overflow: visible; }
.faq-item:first-child { border-top: 1px solid var(--border); }
.faq-item .accordion-header { border: none; }
.faq-trigger { justify-content: space-between; width: 100%; white-space: normal; text-align: left; padding: 21px 16px 21px 20px; font-size: 16px; font-weight: 550; border-radius: 0; background: none; border: none; box-shadow: none; color: var(--foreground); display: flex; align-items: center; gap: 20px; }
.faq-trigger:hover { color: var(--primary); background: transparent; }
.faq-trigger::after { display: block; width: 1rem; height: 1rem; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%2364748b' viewBox='0 0 16 16'%3E%3Cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E"); background-size: 1rem; background-repeat: no-repeat; background-position: center; transition: transform 0.2s ease; flex-shrink: 0; margin-left: auto; }
.faq-trigger.collapsed::after { transform: rotate(-90deg); }
.faq-answer { padding: 0; }
.faq-answer p { color: var(--muted-foreground); font-size: 15px; line-height: 1.9; padding-bottom: 24px; padding-left: 20px; padding-right: 30px; }
.accordion-body { padding: 0; }

/* === Contact Section === */
.contact-section { background: var(--secondary); border-top: 1px solid var(--border); }
.contact-layout { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 80px; }
.contact-copy h2 { font-size: 43px; }
.contact-copy h2 span { color: var(--primary); }
.contact-copy .body-copy { max-width: 340px; margin-top: 20px; }
.contact-details { display: grid; gap: 23px; margin-top: 32px; }
.contact-details > a, .contact-details > div { display: flex; align-items: flex-start; gap: 13px; font-size: 15px; line-height: 1.8; }
.contact-details i { color: var(--primary); margin-top: 3px; flex-shrink: 0; font-size: 19px; }
.contact-details small { display: block; font-size: 11px; font-weight: 650; color: var(--muted-foreground); margin-bottom: 5px; }
.contact-details span > a { display: block; color: var(--foreground); }
.contact-details a:hover { color: var(--primary); }
.contact-form { padding-top: 8px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-field { margin-bottom: 23px; min-width: 0; }
.form-field label { font-size: 14px; font-weight: 550; display: block; margin-bottom: 9px; }
.form-field label span { color: var(--primary); }
.form-field .form-control, .form-field .form-select { background: var(--card); border: 1px solid var(--border); border-radius: 4px; font-size: 14px; padding: 13px 14px; color: var(--foreground); min-height: 43px; }
.form-field .form-control:focus, .form-field .form-select:focus { border-color: var(--primary); box-shadow: 0 0 0 3px color-mix(in oklch, var(--primary) 15%, transparent); }
.form-field textarea { resize: vertical; min-height: 130px; }
.form-field .form-control::placeholder { color: var(--muted-foreground); opacity: .8; }
.form-submit { display: flex; align-items: center; gap: 19px; }
.form-submit .btn { height: 45px; padding-inline: 20px; font-size: 14px; display: inline-flex; align-items: center; gap: 8px; }
.form-submit > span { color: var(--muted-foreground); display: flex; align-items: center; gap: 5px; font-size: 11px; }
.form-note { font-size: 12px; color: var(--muted-foreground); line-height: 1.7; margin-top: 17px; max-width: 470px; }
.form-feedback { font-size: 14px; line-height: 1.8; margin-top: 15px; }
.form-feedback.text-success { color: #16a34a; }
.form-feedback.text-danger { color: var(--destructive); }
.form-feedback a { text-decoration: underline; }
@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

/* === Footer === */
.site-footer { background: var(--ink); color: var(--inverse); padding-top: 61px; }
.footer-main { display: grid; grid-template-columns: 1.45fr .7fr .8fr 1.2fr; gap: 55px; padding-bottom: 51px; }
.site-footer .brand { background: var(--card); padding: 8px 18px; border-radius: 4px; }
.site-footer .brand-logo { width: 140px; height: 86px; }
.footer-brand > p { font-size: 14px; color: var(--inverse-muted); line-height: 1.9; margin-top: 19px; }
.footer-brand > span { display: flex; gap: 7px; align-items: center; font-size: 11px; color: var(--inverse-muted); margin-top: 21px; }
.footer-links { display: flex; flex-direction: column; align-items: flex-start; gap: 12px; }
.footer-links h3 { font-size: 14px; font-family: var(--font-sans); font-weight: 600; margin-bottom: 7px; }
.footer-links > a { color: var(--inverse-muted); font-size: 12px; display: flex; gap: 5px; align-items: center; text-decoration: none; }
.footer-links > a:hover { color: var(--inverse); }
.footer-contact .btn { color: var(--inverse); border-color: var(--inverse-border); margin-top: 6px; height: 36px; padding-inline: 12px; font-size: 12px; display: inline-flex; align-items: center; gap: 5px; }
.footer-contact .btn:hover { background: var(--inverse); color: var(--ink); }
.footer-bottom { border-top: 1px solid var(--inverse-border); display: flex; justify-content: space-between; align-items: center; gap: 15px; padding-block: 22px; font-size: 11px; color: var(--inverse-muted); }
.footer-bottom a { display: flex; gap: 7px; align-items: center; color: var(--inverse-muted); }
.footer-bottom i { transform: rotate(-90deg); }

/* === Animations === */
@keyframes content-enter { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
@keyframes menu-enter { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: translateY(0); } }
.motion-ready { opacity: 0; translate: 0 22px; transition: opacity 650ms var(--motion-ease), translate 650ms var(--motion-ease); }
.motion-ready.motion-visible { opacity: 1; translate: 0 0; }
.service-card:nth-child(3n + 2), .process-step:nth-child(2) { transition-delay: 70ms; }
.service-card:nth-child(3n), .process-step:nth-child(3) { transition-delay: 140ms; }
.process-step:nth-child(4) { transition-delay: 210ms; }
.hero-copy > * { animation: content-enter 700ms var(--motion-ease) both; }
.hero-copy > :nth-child(3) { animation-delay: 80ms; }
.hero-copy > :nth-child(4) { animation-delay: 160ms; }
.hero-copy > :nth-child(5) { animation-delay: 240ms; }
.hero-copy > :nth-child(6) { animation-delay: 320ms; }

/* === Hover Effects === */
@media (hover: hover) {
  .service-card:hover .service-icon { transform: translateY(-2px) rotate(-4deg); }
  .service-card:hover .service-arrow { transform: translate(3px, -3px); color: var(--primary); }
  .process-step:hover .process-step-top i { transform: translateX(5px); color: var(--primary); }
  .tech-stack > div:hover { transform: translateY(-3px); color: var(--primary); }
  .tech-stack > div:hover i { color: var(--primary); }
}

/* === Responsive: Large === */
@media (min-width: 1550px) { .hero-inner { min-height: 650px; } .hero h1 { font-size: 82px; } }

/* === Responsive: 1100px === */
@media (max-width: 1100px) {
  .container { width: calc(100% - 64px); }
  .desktop-nav { gap: 20px; margin-right: 0; }
  .hero h1 { font-size: 64px; }
  .hero-inner { min-height: 555px; }
  .capabilities-inner { gap: 16px; }
  .capabilities-inner > div { padding-left: 17px; font-size: 13px; }
  .service-card { padding: 23px 20px 18px; }
  .service-card h3 { font-size: 16px; }
  .product-layout, .case-layout, .training-layout, .contact-layout, .faq-layout { gap: 40px; }
  .tech-stack > div { font-size: 13px; gap: 5px; }
  .footer-main { gap: 30px; }
}

/* === Responsive: 800px === */
@media (max-width: 800px) {
  .container { width: calc(100% - 44px); }
  .desktop-nav { display: none; }
  .nav-inner { height: 73px; gap: 15px; }
  .brand-logo { width: 106px; height: 64px; }
  .nav-cta { margin-left: auto; }
  .mobile-menu-toggle { display: inline-flex; }
  .mobile-nav { display: block; position: absolute; top: 100%; inset-inline: 0; flex-direction: column; background: var(--background); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 12px 22px 20px; box-shadow: var(--nav-shadow); max-height: calc(100dvh - 100px); overflow-y: auto; }
  .mobile-nav.collapsing { animation: menu-enter 220ms var(--motion-ease) both; }
  .mobile-nav a { display: flex; align-items: center; justify-content: space-between; padding: 16px 12px; font-size: 16px; font-weight: 600; border-bottom: 1px solid var(--border); color: var(--muted-foreground); transition: color 180ms, background 180ms; text-decoration: none; }
  .mobile-nav a:hover { color: var(--primary); background: var(--secondary); }
  .mobile-nav a:last-child { color: var(--primary); border-bottom: 0; margin-top: 4px; }
  .hero h1 { font-size: 62px; }
  .hero-inner { min-height: 550px; }
  .hero-copy { max-width: 510px; }
  .hero-visual-caption { display: none; }
  .hero-image { object-position: 60% center; }
  .capabilities-inner { grid-template-columns: repeat(3, 1fr); min-height: 88px; }
  .capabilities-inner > p { display: none; }
  .capabilities-inner > div { border-left: 0; padding-left: 0; gap: 8px; }
  .section { padding-block: 65px; }
  h2 { font-size: 35px; }
  .section-heading { gap: 32px; }
  .section-intro { max-width: 260px; font-size: 14px; }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .product-tabs { gap: 12px; }
  .product-layout { gap: 32px; grid-template-columns: 1fr 1fr; }
  .product-copy h3 { font-size: 27px; }
  .case-copy h2 { font-size: 33px; }
  .tech-stack { display: grid; grid-template-columns: repeat(4, 1fr); row-gap: 24px; }
  .process-grid { gap: 20px; }
  .training-layout { gap: 30px; }
  .contact-layout { grid-template-columns: 1fr 1.2fr; gap: 35px; }
  .footer-main { grid-template-columns: 1.2fr 1fr 1fr; gap: 30px; }
  .footer-brand { grid-column: 1 / -1; }
}

/* === Responsive: 600px === */
@media (max-width: 600px) {
  html { scroll-padding-top: 85px; }
  .container { width: calc(100% - 40px); }
  .announcement { font-size: 11px; padding-inline: 12px; gap: 7px; min-height: 30px; }
  .announcement a { display: none; }
  .brand-logo { width: 96px; height: 58px; }
  .nav-inner { height: 67px; gap: 10px; }
  .nav-cta { height: 33px; font-size: 12px; padding-inline: 12px; }
  .mobile-menu-toggle { width: 26px; }
  .hero-inner { min-height: 591px; align-items: flex-start; }
  .hero-copy { padding-top: 45px; padding-bottom: 144px; }
  .hero h1 { font-size: 52px; }
  .hero-image { object-position: 69% bottom; opacity: .65; }
  .hero-shade { background: linear-gradient(180deg, var(--ink) 0%, color-mix(in oklch, var(--ink) 90%, transparent) 49%, transparent 100%); }
  .hero-eyebrow { font-size: 11px; margin-bottom: 16px; }
  .hero-company { font-size: 14px; }
  .hero-description { font-size: 15px; line-height: 1.85; margin-top: 21px; max-width: 335px; }
  .hero-actions { gap: 10px; margin-top: 24px; flex-wrap: wrap; }
  .hero-actions .btn { font-size: 12px; height: 41px; padding-inline: 13px; }
  .hero-meta { font-size: 10px; margin-top: 24px; }
  .capabilities-inner { min-height: 93px; gap: 12px; }
  .capabilities-inner > div { flex-direction: column; text-align: center; gap: 8px; font-size: 11px; }
  .section { padding-block: 55px; }
  .section-heading { display: block; margin-bottom: 29px; }
  .eyebrow { font-size: 11px; margin-bottom: 14px; }
  h2 { font-size: 33px; }
  .section-intro { margin-top: 20px; max-width: 100%; font-size: 14px; }
  .service-grid { gap: 13px; grid-template-columns: 1fr; }
  .service-card { padding: 22px; }
  .product-tabs-wrapper { margin-bottom: 29px; }
  .product-tabs { gap: 11px; }
  .product-tabs .nav-link { padding-inline: 3px; font-size: 13px; }
  .product-layout { grid-template-columns: 1fr; gap: 33px; }
  .product-copy h3 { font-size: 30px; }
  .product-copy .body-copy { font-size: 14px; }
  .case-section { padding-block: 57px; }
  .case-layout { grid-template-columns: 1fr; gap: 35px; }
  .stack-heading { display: block; }
  .stack-heading > p:last-child { margin-top: 8px; }
  .tech-stack { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .process-grid { grid-template-columns: repeat(2, 1fr); gap: 29px 24px; margin-top: 32px; }
  .training-section { padding-block: 52px; }
  .training-layout { grid-template-columns: 1fr; gap: 34px; }
  .training-image-wrap { height: 300px; }
  .faq-layout { grid-template-columns: 1fr; gap: 29px; }
  .contact-layout { grid-template-columns: 1fr; gap: 34px; }
  .contact-copy h2 { font-size: 38px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .form-field { margin-bottom: 20px; }
  .site-footer { padding-top: 46px; }
  .footer-main { grid-template-columns: 1fr 1fr; gap: 32px 25px; padding-bottom: 36px; }
  .footer-contact { grid-column: 1 / -1; }
}

/* === Reduced Motion === */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; animation-delay: 0ms !important; transition-delay: 0ms !important; }
  .motion-ready { opacity: 1; translate: none; }
}