:root {
  color-scheme: light;
  --ink: #172534;
  --ink-soft: #445260;
  --navy: #073a69;
  --navy-deep: #052a4d;
  --blue: #0b72b9;
  --blue-light: #dceef8;
  --jade: #177a68;
  --jade-deep: #0f5f51;
  --jade-soft: #e6f3ef;
  --paper: #f7f8f7;
  --sand: #f2efe8;
  --line: #d8dfdf;
  --white: #ffffff;
  --shadow: 0 22px 65px rgba(5, 42, 77, 0.11);
  --display: "Avenir Next", Avenir, "Segoe UI", Helvetica, Arial, sans-serif;
  --body: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --shell: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--body); font-size: 1rem; line-height: 1.65; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; }
a { color: var(--navy); text-underline-offset: 0.2em; }
a:hover { color: var(--jade-deep); }
button, input, select, textarea { font: inherit; }
:focus-visible { outline: 3px solid #efb23c; outline-offset: 3px; }

.shell { width: min(calc(100% - 2rem), var(--shell)); margin-inline: auto; }
.skip-link { position: fixed; z-index: 1000; left: 1rem; top: 1rem; transform: translateY(-200%); padding: 0.7rem 1rem; background: var(--white); color: var(--navy); border-radius: 0.5rem; box-shadow: var(--shadow); font-weight: 700; }
.skip-link:focus { transform: translateY(0); }

.site-header { position: relative; z-index: 50; background: rgba(247,248,247,0.96); border-bottom: 1px solid rgba(7,58,105,0.10); }
.header-inner { min-height: 104px; display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }
.brand { display: block; width: 178px; padding-block: 0.35rem; overflow: visible; flex: 0 0 auto; }
.brand picture { display: block; overflow: visible; line-height: 0; }
.brand img { display: block; width: 178px; height: auto; }
.menu-toggle { display: none; min-width: 48px; min-height: 48px; border: 1px solid var(--line); border-radius: 0.7rem; background: var(--white); color: var(--navy); font-weight: 700; }
.menu-toggle-lines { display: inline-block; width: 1.25rem; height: 2px; margin-left: 0.4rem; background: currentColor; vertical-align: middle; box-shadow: 0 -6px currentColor, 0 6px currentColor; }
.primary-nav { display: flex; align-items: center; gap: 0.15rem; font-size: 0.92rem; font-weight: 650; }
.primary-nav > a:not(.button), .nav-group > summary { display: flex; align-items: center; min-height: 44px; padding: 0.55rem 0.65rem; color: var(--ink); text-decoration: none; border-radius: 0.55rem; cursor: pointer; list-style: none; }
.nav-group > summary::-webkit-details-marker { display: none; }
.nav-group > summary::after { content: ""; width: 0.42rem; height: 0.42rem; margin-left: 0.45rem; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: rotate(45deg) translateY(-2px); }
.primary-nav > a:not(.button):hover, .nav-group > summary:hover, .nav-group[open] > summary { background: var(--blue-light); color: var(--navy); }
.nav-group { position: relative; }
.nav-panel { position: absolute; top: calc(100% + 0.45rem); left: 0; min-width: 255px; padding: 0.55rem; background: var(--white); border: 1px solid var(--line); border-radius: 0.85rem; box-shadow: 0 18px 45px rgba(5,42,77,0.13); }
.nav-panel a { display: block; padding: 0.7rem 0.75rem; color: var(--ink); text-decoration: none; border-radius: 0.5rem; }
.nav-panel a:hover { background: var(--jade-soft); color: var(--jade-deep); }
.button { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; padding: 0.8rem 1.15rem; border: 2px solid var(--navy); border-radius: 0.72rem; background: var(--navy); color: var(--white); font-weight: 750; text-decoration: none; box-shadow: 0 9px 22px rgba(7,58,105,0.18); transition: transform 160ms ease, background 160ms ease; }
.button:hover { transform: translateY(-2px); background: var(--jade-deep); border-color: var(--jade-deep); color: var(--white); }
.button-small { min-height: 42px; padding: 0.58rem 0.85rem; }
.nav-cta { margin-left: 0.35rem; }
.text-link { display: inline-flex; gap: 0.4rem; align-items: center; font-weight: 760; text-decoration-thickness: 1px; }

.hero { position: relative; overflow: hidden; }
.home-hero { padding: clamp(4.2rem, 8vw, 7.5rem) 0 4.8rem; background: radial-gradient(circle at 86% 18%, rgba(11,114,185,0.13), transparent 31%), linear-gradient(145deg, #f9faf8 0%, #edf5f6 100%); }
.home-hero::before { content: ""; position: absolute; inset: auto auto -180px -160px; width: 390px; aspect-ratio: 1; border: 70px solid rgba(23,122,104,0.055); border-radius: 50%; }
.hero-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1.14fr) minmax(340px, 0.72fr); gap: clamp(2.5rem, 6vw, 6rem); align-items: center; }
.eyebrow { margin: 0 0 0.9rem; color: var(--jade-deep); font-size: 0.78rem; font-weight: 820; letter-spacing: 0.11em; text-transform: uppercase; }
h1, h2, h3 { font-family: var(--display); line-height: 1.08; letter-spacing: -0.035em; }
h1 { max-width: 780px; margin: 0; color: var(--navy-deep); font-size: clamp(2.7rem, 5.6vw, 5.3rem); font-weight: 760; }
h2 { margin: 0 0 1rem; color: var(--navy-deep); font-size: clamp(2rem, 3.6vw, 3.35rem); font-weight: 730; }
.hero-lede { max-width: 680px; margin: 1.55rem 0 0; color: var(--ink-soft); font-size: clamp(1.05rem, 1.6vw, 1.24rem); line-height: 1.65; }
.button-row { display: flex; align-items: center; flex-wrap: wrap; gap: 1.25rem; margin-top: 2rem; }
.hero-facts { display: flex; flex-wrap: wrap; gap: 0.65rem 1.3rem; margin: 2rem 0 0; padding: 0; list-style: none; color: var(--ink-soft); font-size: 0.91rem; font-weight: 680; }
.hero-facts li { position: relative; padding-left: 1rem; }
.hero-facts li::before { content: ""; position: absolute; left: 0; top: 0.62em; width: 0.38rem; height: 0.38rem; background: var(--jade); border-radius: 50%; }
.model-card { position: relative; padding: clamp(1.35rem, 3vw, 2rem); background: var(--white); border: 1px solid rgba(7,58,105,0.13); border-radius: 1.2rem; box-shadow: var(--shadow); }
.model-card::after { content: ""; position: absolute; inset: 0.65rem; border: 1px solid rgba(23,122,104,0.12); border-radius: 0.85rem; pointer-events: none; }
.model-card > * { position: relative; z-index: 1; }
.model-card-topline { display: flex; justify-content: space-between; gap: 1rem; margin-bottom: 1.1rem; color: var(--blue); font-size: 0.72rem; font-weight: 830; letter-spacing: 0.09em; text-transform: uppercase; }
.model-card h2 { max-width: 330px; font-size: clamp(1.55rem, 2.6vw, 2.1rem); }
.role-line { display: grid; grid-template-columns: 44px 1fr; gap: 0.85rem; align-items: center; }
.role-line strong, .role-line span { display: block; }
.role-line strong { color: var(--navy-deep); font-size: 0.96rem; }
.role-line div > span { margin-top: 0.1rem; color: var(--ink-soft); font-size: 0.82rem; line-height: 1.45; }
.role-marker { display: grid; width: 44px; aspect-ratio: 1; place-items: center; border-radius: 50%; color: var(--white); font-size: 0.75rem; font-weight: 850; letter-spacing: 0.02em; }
.role-marker-a { background: var(--navy); }
.role-marker-p { background: var(--blue); }
.role-marker-j { background: var(--jade); }
.connector { width: 1px; height: 22px; margin: 0.2rem 0 0.2rem 21px; background: repeating-linear-gradient(to bottom, var(--line) 0 3px, transparent 3px 6px); }
.model-card-note { margin: 1.35rem 0 0; padding: 0.85rem 0.95rem; background: var(--sand); border-radius: 0.65rem; color: var(--ink-soft); font-size: 0.8rem; line-height: 1.5; }

.proof-band { padding: 3.2rem 0; color: var(--white); background: var(--navy-deep); }
.proof-band .eyebrow { color: #84d3c1; }
.proof-band h2 { color: var(--white); font-size: clamp(1.8rem, 3vw, 2.5rem); }
.section-intro.compact { display: flex; justify-content: space-between; gap: 1rem; align-items: end; }
.section-intro.compact h2 { margin: 0; }
.proof-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin: 2rem 0 0; background: rgba(255,255,255,0.18); }
.proof-grid div { padding: 1.3rem clamp(0.8rem, 2.5vw, 1.6rem); background: var(--navy-deep); }
.proof-grid dt { font-family: var(--display); color: #8bd8c7; font-size: clamp(2.1rem, 4vw, 3.7rem); font-weight: 780; letter-spacing: -0.045em; line-height: 1; }
.proof-grid dd { max-width: 180px; margin: 0.55rem 0 0; color: #dce8f1; font-size: 0.86rem; line-height: 1.4; }
.source-note { max-width: 870px; margin: 1.3rem 0 0; color: #bdcad4; font-size: 0.75rem; }
.section { padding: clamp(4rem, 7vw, 7rem) 0; }
.intro-section { background: var(--white); }
.split-intro { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1fr); gap: clamp(2rem, 8vw, 7rem); align-items: start; }
.split-intro h2 { max-width: 540px; }
.prose { color: var(--ink-soft); }
.prose p:first-child { margin-top: 0; }
.lead-prose { font-size: 1.06rem; }

.narrow { width: min(100%, 850px); margin-inline: auto; }
.narrow-left { max-width: var(--shell); }
.section-tint { background: #edf3f2; }
.section-dark { color: #dce8f1; background: var(--navy-deep); }
.section-dark h2, .section-dark h3 { color: var(--white); }
.section-dark .eyebrow { color: #8bd8c7; }
.section-dark .section-lede { color: #dce8f1; }
.section-lede { margin: 0; color: var(--ink-soft); font-size: clamp(1.05rem, 1.6vw, 1.2rem); line-height: 1.7; }
.section-heading-row { display: flex; justify-content: space-between; gap: 3rem; align-items: end; margin-bottom: 2rem; }
.section-heading-row > div { max-width: 720px; }
.section-heading-row > p, .section-heading-row > a { max-width: 450px; }

.breadcrumbs { padding-block: 1rem; font-size: 0.78rem; }
.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 0.4rem; margin: 0; padding: 0; list-style: none; }
.breadcrumbs li + li::before { content: "/"; margin-right: 0.4rem; color: #87939c; }
.breadcrumbs a { color: var(--ink-soft); }
.breadcrumbs span { color: var(--navy); font-weight: 700; }
.page-hero, .story-hero { position: relative; overflow: hidden; padding: clamp(3.5rem, 7vw, 6.5rem) 0 clamp(3.7rem, 7vw, 6rem); background: radial-gradient(circle at 90% 22%, rgba(11,114,185,0.14), transparent 28%), linear-gradient(145deg, #f9faf8, #edf5f6); }
.page-hero::after, .story-hero::after { content: ""; position: absolute; right: -110px; bottom: -210px; width: 410px; aspect-ratio: 1; border: 65px solid rgba(23,122,104,0.055); border-radius: 50%; }
.page-hero h1, .story-hero h1 { position: relative; max-width: 930px; font-size: clamp(2.75rem, 5vw, 4.8rem); }
.page-hero .hero-lede, .story-hero .hero-lede, .story-meta { position: relative; }

.content-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(340px, 0.75fr); gap: clamp(2.5rem, 7vw, 7rem); align-items: start; }
.panel, .source-card { padding: clamp(1.4rem, 3.5vw, 2.35rem); background: var(--white); border: 1px solid var(--line); border-radius: 1rem; box-shadow: 0 15px 45px rgba(5,42,77,0.08); }
.panel-jade { background: var(--jade-soft); border-color: rgba(23,122,104,0.19); }
.panel h3, .source-card h3 { margin-top: 0; color: var(--navy-deep); font-size: 1.35rem; }
.check-list { margin: 1.2rem 0 0; padding: 0; list-style: none; }
.check-list li { position: relative; padding-left: 1.65rem; }
.check-list li + li { margin-top: 0.65rem; }
.check-list li::before { content: ""; position: absolute; left: 0; top: 0.55em; width: 0.64rem; height: 0.34rem; border-left: 2px solid var(--jade); border-bottom: 2px solid var(--jade); transform: rotate(-45deg); }
.source-card p { margin-bottom: 0; }

.card-grid { display: grid; gap: 1rem; }
.card-grid.three { grid-template-columns: repeat(3, 1fr); }
.card-grid.four { grid-template-columns: repeat(4, 1fr); }
.info-card { padding: 1.5rem; background: var(--white); border: 1px solid var(--line); border-radius: 0.9rem; }
.info-card h3 { margin: 0 0 0.65rem; color: var(--navy-deep); font-size: 1.25rem; }
.info-card p { margin: 0; color: var(--ink-soft); }
.dark-cards .info-card { background: rgba(255,255,255,0.075); border-color: rgba(255,255,255,0.16); }
.dark-cards .info-card h3 { color: var(--white); }
.dark-cards .info-card p { color: #dce8f1; }
.card-number { display: block; margin-bottom: 1rem; color: #8bd8c7; font-family: var(--display); font-size: 1.5rem; font-weight: 800; }
.boundary-note { display: grid; grid-template-columns: 0.4fr 1fr; gap: 2rem; margin-top: 2rem; padding: 1.3rem 1.5rem; border: 1px solid rgba(255,255,255,0.16); border-radius: 0.8rem; }
.boundary-note p { margin: 0; }

.service-list { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--line); }
.service-list a { min-height: 195px; padding: 1.6rem; color: var(--ink); text-decoration: none; border-bottom: 1px solid var(--line); }
.service-list a:nth-child(odd) { border-right: 1px solid var(--line); }
.service-list a:hover { background: var(--white); }
.service-list span, .case-card > span, .insight-card > span { display: block; color: var(--jade-deep); font-size: 0.7rem; font-weight: 820; letter-spacing: 0.09em; text-transform: uppercase; }
.service-list strong { display: block; margin-top: 0.55rem; color: var(--navy-deep); font-family: var(--display); font-size: 1.42rem; line-height: 1.2; }
.service-list p { margin: 0.65rem 0 0; color: var(--ink-soft); }
.home-services { margin-bottom: 1.4rem; }

.feature-media { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr); gap: clamp(2.5rem, 7vw, 6rem); align-items: center; }
.feature-media-reverse picture { order: 2; }
.feature-media picture { display: block; overflow: hidden; border-radius: 1.15rem; box-shadow: var(--shadow); background: var(--blue-light); }
.feature-media picture img { display: block; width: 100%; aspect-ratio: 3 / 2; object-fit: cover; }
.feature-media h2 { font-size: clamp(2rem, 3.3vw, 3.2rem); }
.photo-disclosure { margin-top: 1rem; color: var(--ink-soft); font-size: 0.72rem; }

.steps { margin: 2.5rem 0 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.steps > li { display: grid; grid-template-columns: 90px 1fr; gap: 1.4rem; padding: 2rem 0; border-bottom: 1px solid var(--line); }
.steps > li > span { color: var(--jade); font-family: var(--display); font-size: 1.55rem; font-weight: 800; }
.steps h2, .steps h3 { margin-top: 0; }
.steps h3 { color: var(--navy-deep); font-size: 1.45rem; }
.steps p:last-child { margin-bottom: 0; }
.steps.large > li { grid-template-columns: 110px 1fr; padding-block: 3rem; }
.steps.large h2 { font-size: clamp(1.8rem, 3vw, 2.7rem); }

.comparison-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 0.9rem; background: var(--white); }
table { width: 100%; min-width: 690px; border-collapse: collapse; text-align: left; }
th, td { padding: 1rem 1.1rem; border-bottom: 1px solid var(--line); vertical-align: top; }
thead th { color: var(--white); background: var(--navy); font-size: 0.84rem; }
tbody th { width: 22%; color: var(--navy-deep); background: #f5f7f7; }
tbody tr:last-child th, tbody tr:last-child td { border-bottom: 0; }

.responsibility-strip { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 2rem; border: 1px solid var(--line); border-radius: 0.9rem; overflow: hidden; }
.responsibility-strip > div { padding: 1.3rem; background: var(--white); }
.responsibility-strip > div + div { border-left: 1px solid var(--line); }
.responsibility-strip strong, .responsibility-strip span { display: block; }
.responsibility-strip strong { color: var(--navy-deep); }
.responsibility-strip span { margin-top: 0.45rem; color: var(--ink-soft); font-size: 0.88rem; }

.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.related-link { display: flex; min-height: 130px; flex-direction: column; justify-content: space-between; padding: 1.3rem; background: var(--white); border: 1px solid var(--line); border-radius: 0.8rem; color: var(--navy-deep); text-decoration: none; }
.related-link:hover { border-color: var(--jade); transform: translateY(-2px); }
.related-link span { color: var(--ink-soft); font-size: 0.85rem; }
.section-dark .related-link { color: var(--navy-deep); }

.model-compare { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }
.model-option { padding: clamp(1.5rem, 4vw, 2.8rem); background: var(--white); border: 1px solid var(--line); border-radius: 1rem; }
.model-option.featured { background: var(--jade-soft); border-color: var(--jade); }
.model-option h2 { font-size: clamp(1.8rem, 2.8vw, 2.6rem); }

.case-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.case-card { display: block; min-height: 260px; padding: clamp(1.5rem, 3vw, 2.2rem); background: var(--white); border: 1px solid var(--line); border-radius: 1rem; color: var(--ink); text-decoration: none; box-shadow: 0 10px 35px rgba(5,42,77,0.06); }
.case-card:hover { border-color: var(--jade); transform: translateY(-2px); }
.case-card h2, .case-card h3 { margin: 0.8rem 0; color: var(--navy-deep); font-size: clamp(1.6rem, 2.5vw, 2.2rem); }
.case-card p { color: var(--ink-soft); }
.case-card > strong { color: var(--navy); }
.compact-cases { grid-template-columns: repeat(4, 1fr); }
.compact-cases .case-card { min-height: 245px; }
.compact-cases .case-card h3 { font-size: 1.5rem; }
.source-note-light { color: var(--ink-soft); }

.insight-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.insight-card { display: block; min-height: 245px; padding: 1.5rem; background: var(--white); border: 1px solid var(--line); border-radius: 0.9rem; color: var(--ink); text-decoration: none; }
.insight-card:hover { border-color: var(--jade); transform: translateY(-2px); }
.insight-card h3 { margin: 0.75rem 0; color: var(--navy-deep); font-size: 1.4rem; }
.insight-card p { color: var(--ink-soft); }

.status-card { display: grid; grid-template-columns: 50px 1fr; gap: 1.5rem; max-width: 870px; padding: clamp(1.5rem, 4vw, 2.7rem); background: var(--white); border: 1px solid var(--line); border-radius: 1rem; box-shadow: var(--shadow); }
.status-dot { width: 18px; height: 18px; margin-top: 0.4rem; border: 5px solid var(--blue-light); border-radius: 50%; background: var(--navy); box-sizing: content-box; }

.faq-section { background: var(--white); }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { position: relative; padding: 1.25rem 3rem 1.25rem 0; color: var(--navy-deep); font-weight: 760; cursor: pointer; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; position: absolute; right: 0.3rem; top: 1rem; color: var(--jade); font-size: 1.7rem; font-weight: 400; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p { margin: 0 0 1.25rem; color: var(--ink-soft); }

.final-cta { background: var(--white); }
.cta-panel { display: flex; justify-content: space-between; gap: 3rem; align-items: center; padding: clamp(2rem, 5vw, 4rem); color: var(--white); background: linear-gradient(135deg, var(--navy-deep), var(--navy)); border-radius: 1.2rem; box-shadow: var(--shadow); }
.cta-panel > div { max-width: 720px; }
.cta-panel h2 { color: var(--white); font-size: clamp(2rem, 3.4vw, 3.2rem); }
.cta-panel p:not(.eyebrow) { color: #dce8f1; }
.cta-panel .eyebrow { color: #8bd8c7; }
.button-light { flex: 0 0 auto; color: var(--navy-deep); background: var(--white); border-color: var(--white); }
.button-light:hover { color: var(--white); background: var(--jade); border-color: var(--jade); }
.button-secondary { color: var(--navy); background: transparent; }

.story-hero { padding-block: clamp(3.8rem, 7vw, 6.3rem); }
.article-shell { width: min(100%, 810px); margin-inline: auto; }
.story-meta { margin-top: 1.5rem; color: var(--ink-soft); font-size: 0.82rem; }
.article-prose { color: #334451; font-size: 1.04rem; }
.article-prose > p:first-child { margin-top: 0; font-size: 1.16rem; line-height: 1.75; }
.article-prose h2 { margin: 3.2rem 0 1rem; font-size: clamp(1.75rem, 3vw, 2.55rem); }
.article-prose h3 { margin: 2rem 0 0.7rem; color: var(--navy-deep); font-size: 1.35rem; }
.article-prose li + li { margin-top: 0.5rem; }
.article-prose a { font-weight: 650; }
.disclosure, .legal-notice { padding: 1.25rem 1.4rem; background: var(--jade-soft); border-left: 4px solid var(--jade); border-radius: 0 0.6rem 0.6rem 0; }
.role-stack { margin: 2rem 0; border: 1px solid var(--line); border-radius: 0.9rem; overflow: hidden; }
.role-stack > div { display: grid; grid-template-columns: 0.42fr 1fr; gap: 1rem; padding: 1rem 1.2rem; background: var(--white); }
.role-stack > div + div { border-top: 1px solid var(--line); }
.role-stack strong { color: var(--navy-deep); }
.team-diagram { display: grid; justify-items: center; gap: 0.6rem; margin: 2rem 0; }
.team-diagram div { width: min(100%, 560px); padding: 1rem 1.2rem; background: var(--white); border: 1px solid var(--line); border-radius: 0.7rem; text-align: center; }
.team-diagram span, .team-diagram strong { display: block; }
.team-diagram span { color: var(--jade-deep); font-size: 0.73rem; font-weight: 800; text-transform: uppercase; }
.citation-list { padding-left: 1.2rem; }
.policy-copy code { padding: 0.12rem 0.3rem; background: var(--blue-light); border-radius: 0.3rem; color: var(--navy-deep); }

.contact-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(300px, 0.48fr); gap: clamp(2.5rem, 7vw, 6rem); align-items: start; }
.contact-form { padding: clamp(1.4rem, 4vw, 2.4rem); background: var(--white); border: 1px solid var(--line); border-radius: 1rem; box-shadow: 0 15px 45px rgba(5,42,77,0.07); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field { margin-bottom: 1.2rem; }
.field label { display: block; margin-bottom: 0.4rem; color: var(--navy-deep); font-weight: 730; }
.field input, .field select, .field textarea { width: 100%; padding: 0.78rem 0.82rem; color: var(--ink); background: var(--white); border: 1px solid #a8b4bb; border-radius: 0.55rem; }
.field textarea { resize: vertical; }
.field input[aria-invalid="true"], .field select[aria-invalid="true"], .field textarea[aria-invalid="true"] { border: 2px solid #a72e2e; }
.field-hint, .field-error, .form-note { margin: 0.25rem 0 0; font-size: 0.8rem; }
.field-hint, .form-note { color: var(--ink-soft); }
.field-error { color: #8d1f1f; font-weight: 650; }
.checkbox-field { display: grid; grid-template-columns: 24px 1fr; gap: 0.7rem; }
.checkbox-field input { width: 20px; height: 20px; margin-top: 0.18rem; }
.checkbox-field label { margin: 0; font-weight: 500; }
.checkbox-field .field-error { grid-column: 2; }
.honeypot { position: absolute !important; width: 1px !important; height: 1px !important; overflow: hidden !important; clip: rect(1px, 1px, 1px, 1px) !important; white-space: nowrap !important; }
.alert { margin-bottom: 1.3rem; padding: 1.2rem 1.35rem; border-radius: 0.75rem; }
.alert h2 { margin: 0 0 0.5rem; font-size: 1.25rem; }
.alert p { margin: 0.35rem 0; }
.alert-success { color: #0a4c3e; background: var(--jade-soft); border: 1px solid #73b7a7; }
.alert-error { color: #781b1b; background: #fff0f0; border: 1px solid #d59595; }
.contact-aside { position: sticky; top: 2rem; padding: 1.6rem; background: var(--sand); border-radius: 0.9rem; }
.contact-aside h2 { font-size: 1.9rem; }
.contact-aside h3 { margin-top: 2rem; color: var(--navy-deep); font-size: 1rem; }
.contact-aside address { font-style: normal; }
.contact-aside iframe { width: 100%; min-height: 550px; margin-top: 1rem; border: 0; }

.site-footer { padding-top: 4.5rem; color: #dbe7ef; background: #071f36; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 0.7fr 0.7fr; gap: 4rem; padding-bottom: 3.2rem; }
.footer-brand img { display: block; width: 230px; height: auto; margin: -32px 0 -25px -14px; }
.footer-brand > p { max-width: 480px; }
.footer-address { margin-top: 1.5rem; color: #eef6fb; font-size: 0.88rem; }
.footer-note { color: #9fb1bf; font-size: 0.78rem; }
.site-footer h2 { color: var(--white); font-size: 0.83rem; letter-spacing: 0.08em; text-transform: uppercase; }
.footer-links { margin: 0; padding: 0; list-style: none; }
.footer-links li + li { margin-top: 0.55rem; }
.site-footer a { color: #dbe7ef; }
.site-footer a:hover { color: #8bd8c7; }
.footer-bottom { display: flex; justify-content: space-between; gap: 2rem; align-items: center; padding-block: 1.25rem; border-top: 1px solid rgba(255,255,255,0.12); color: #9fb1bf; font-size: 0.78rem; }
.footer-bottom p { margin: 0; }
.footer-bottom nav { display: flex; flex-wrap: wrap; gap: 1rem; }

@media (max-width: 1050px) {
  .menu-toggle { display: block; }
  .primary-nav { position: absolute; left: 1rem; right: 1rem; top: calc(100% + 0.5rem); display: none; align-items: stretch; max-height: calc(100vh - 7rem); overflow: auto; padding: 0.8rem; background: var(--white); border: 1px solid var(--line); border-radius: 0.9rem; box-shadow: var(--shadow); }
  .primary-nav[data-open], .no-js .primary-nav { display: block; }
  .primary-nav > a:not(.button), .nav-group > summary { padding: 0.75rem; }
  .nav-group { width: 100%; }
  .nav-panel { position: static; min-width: 0; margin: 0 0 0.45rem 0.65rem; padding: 0.25rem 0 0.25rem 0.55rem; border: 0; border-left: 2px solid var(--blue-light); border-radius: 0; box-shadow: none; }
  .nav-cta { margin: 0.65rem 0 0; width: 100%; }
}

@media (max-width: 820px) {
  .hero-grid, .split-intro, .content-grid, .feature-media, .contact-grid { grid-template-columns: 1fr; }
  .home-hero { padding-top: 3.6rem; }
  .model-card { max-width: 590px; }
  .proof-grid { grid-template-columns: repeat(2, 1fr); }
  .card-grid.four, .compact-cases, .insight-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-media-reverse picture { order: 0; }
  .contact-aside { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2.5rem; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 540px) {
  .shell { width: min(calc(100% - 1.25rem), var(--shell)); }
  .header-inner { min-height: 92px; }
  .brand { width: 150px; padding-block: 0.3rem; }
  .brand img { width: 150px; }
  h1 { font-size: clamp(2.45rem, 13vw, 3.45rem); }
  .button-row { align-items: stretch; }
  .button-row .button { width: 100%; }
  .proof-grid { grid-template-columns: 1fr 1fr; }
  .proof-grid div { min-height: 132px; }
  .section-intro.compact { display: block; }
  .section-heading-row, .cta-panel { display: block; }
  .section-heading-row > p, .section-heading-row > a { max-width: none; }
  .cta-panel .button { width: 100%; margin-top: 1rem; }
  .card-grid.three, .card-grid.four, .service-list, .case-grid, .compact-cases, .insight-grid, .model-compare, .related-grid, .field-row { grid-template-columns: 1fr; }
  .service-list a:nth-child(odd) { border-right: 0; }
  .responsibility-strip { grid-template-columns: 1fr; }
  .responsibility-strip > div + div { border-left: 0; border-top: 1px solid var(--line); }
  .steps > li, .steps.large > li { grid-template-columns: 58px 1fr; }
  .boundary-note, .role-stack > div { grid-template-columns: 1fr; gap: 0.6rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-brand { grid-column: auto; }
  .footer-bottom { align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.001ms !important; animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; }
}