:root {
  --ink: #17212b;
  --muted: #56616d;
  --line: #d9dee3;
  --paper: #ffffff;
  --soft: #f4f6f7;
  --navy: #153247;
  --green: #1f6b55;
  --green-dark: #164d3e;
  --yellow: #f2c14e;
  --focus: #005fcc;
  --shell: 1120px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  letter-spacing: 0;
}
img { display: block; max-width: 100%; height: auto; }
a { color: var(--green-dark); text-underline-offset: 3px; }
a:hover { color: var(--green); }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.18; letter-spacing: 0; }
h1 { font-size: clamp(2.15rem, 5vw, 4.5rem); max-width: 14ch; margin-bottom: 1.25rem; }
h2 { font-size: clamp(1.8rem, 3.4vw, 3rem); margin-bottom: 1rem; }
h3 { font-size: 1.2rem; margin-bottom: .65rem; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }

.shell { width: min(calc(100% - 2rem), var(--shell)); margin-inline: auto; }
.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;
}
.skip-link {
  position: fixed; top: .5rem; left: .5rem; z-index: 1000; padding: .7rem 1rem;
  background: #fff; color: #000; border: 2px solid #000; transform: translateY(-150%);
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.97);
  border-bottom: 1px solid var(--line);
}
.site-header.is-scrolled { box-shadow: 0 8px 24px rgba(23,33,43,.08); }
.header-inner { min-height: 68px; display: flex; align-items: center; gap: 1.5rem; }
.brand { display: inline-flex; align-items: center; gap: .65rem; color: var(--ink); text-decoration: none; font-weight: 800; }
.brand-mark {
  display: grid; place-items: center; width: 34px; height: 34px; background: var(--green);
  color: #fff; border-radius: 4px; font-size: .78rem; letter-spacing: 0;
}
.primary-nav { display: flex; align-items: center; gap: 1.5rem; margin-left: auto; }
.primary-nav a { color: var(--ink); text-decoration: none; font-size: .93rem; font-weight: 650; }
.primary-nav a:hover { color: var(--green); }
.menu-button { display: none; margin-left: auto; width: 42px; height: 42px; background: transparent; border: 1px solid var(--line); border-radius: 4px; }
.menu-button span[aria-hidden] { display: block; width: 20px; height: 2px; margin: 4px auto; background: var(--ink); }
.button {
  display: inline-flex; min-height: 48px; align-items: center; justify-content: center; padding: .75rem 1.1rem;
  border: 1px solid var(--green); border-radius: 4px; background: var(--green); color: #fff;
  font-weight: 750; text-decoration: none; text-align: center;
}
.button:hover { background: var(--green-dark); border-color: var(--green-dark); color: #fff; }
.button-small { min-height: 40px; padding: .55rem .9rem; font-size: .9rem; }
.text-link { font-weight: 750; }
.button-row { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 1.5rem; }

.disclosure-bar { padding: .65rem 1rem; background: var(--navy); color: #fff; text-align: center; font-size: .86rem; font-weight: 650; }
.hero { padding: clamp(3rem, 7vw, 6.75rem) 0 clamp(3.5rem, 7vw, 6rem); overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.04fr) minmax(320px, .96fr); align-items: center; gap: clamp(2rem, 6vw, 5rem); }
.eyebrow { margin-bottom: .8rem; color: var(--green-dark); font-size: .78rem; font-weight: 800; text-transform: uppercase; letter-spacing: .11em; }
.eyebrow.light { color: #bfe2d5; }
.hero-lede { max-width: 60ch; margin-bottom: 1.8rem; color: var(--muted); font-size: 1.16rem; }
.fine-print { max-width: 66ch; margin-top: 1.35rem; margin-bottom: 0; color: var(--muted); font-size: .82rem; }
.hero-media { position: relative; margin: 0; }
.hero-media::before { content: ""; position: absolute; inset: 18px -18px -18px 18px; z-index: -1; background: var(--yellow); }
.hero-media img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; border: 1px solid var(--line); }

.identity-band { padding: 2.5rem 0; background: var(--navy); color: #fff; }
.identity-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 3rem; align-items: start; }
.identity-band h2 { margin: 0; font-size: clamp(1.65rem, 3vw, 2.45rem); }
.identity-band p:last-child { margin-bottom: 0; color: #d9e5eb; }

.section { padding: clamp(4rem, 8vw, 7rem) 0; }
.section-muted { background: var(--soft); }
.section-heading { max-width: 720px; margin-bottom: 2.6rem; }
.section-heading > p:last-child { color: var(--muted); font-size: 1.05rem; }
.split-heading { display: grid; grid-template-columns: 1fr 1fr; max-width: none; gap: 3rem; align-items: end; }
.split-heading h2 { margin-bottom: 0; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.feature { padding: 2rem 2rem 0 0; }
.feature + .feature { padding-left: 2rem; border-left: 1px solid var(--line); }
.feature-number { display: block; margin-bottom: 2.4rem; color: var(--green); font-weight: 800; }
.feature p, .field-item p, .resource-list p { color: var(--muted); }

.field-grid { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid #cbd2d7; border-left: 1px solid #cbd2d7; }
.field-item { padding: 2rem; border-right: 1px solid #cbd2d7; border-bottom: 1px solid #cbd2d7; background: #fff; }
.field-item .check { margin-bottom: 0; color: var(--ink); font-size: .9rem; font-weight: 650; }
.section-note { margin: 1.25rem 0 0; color: var(--muted); font-size: .86rem; }

.process-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(2.5rem, 7vw, 6rem); }
.process-image { margin-top: 2rem; width: 100%; aspect-ratio: 7 / 6; object-fit: cover; }
.steps { list-style: none; margin: 0; padding: 0; }
.steps li { display: grid; grid-template-columns: 44px 1fr; gap: 1.2rem; padding: 1.45rem 0; border-bottom: 1px solid var(--line); }
.steps li:first-child { border-top: 1px solid var(--line); }
.steps li > span { display: grid; place-items: center; width: 40px; height: 40px; background: var(--green); color: #fff; border-radius: 50%; font-weight: 800; }
.steps p { margin: 0; color: var(--muted); }

.resources-section { border-top: 1px solid var(--line); }
.resource-list { border-top: 2px solid var(--ink); }
.resource-list article { display: grid; grid-template-columns: 1fr auto; gap: 2rem; align-items: center; padding: 1.7rem 0; border-bottom: 1px solid var(--line); }
.resource-list h3 { margin-bottom: .35rem; font-size: 1.45rem; }
.resource-list p { margin-bottom: 0; }
.resource-list a { font-weight: 800; white-space: nowrap; }
.resource-type { color: var(--green-dark) !important; font-size: .72rem; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }
.resource-updated { margin: 1rem 0 0; color: var(--muted); font-size: .8rem; }

.safety-section { background: var(--green-dark); color: #fff; }
.safety-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(2rem, 7vw, 6rem); }
.safety-grid > div > p:last-child { color: #d5ebe3; }
.safety-list { margin: 0; padding: 0; list-style: none; }
.safety-list li { position: relative; padding: 1rem 0 1rem 2rem; border-bottom: 1px solid rgba(255,255,255,.23); }
.safety-list li:first-child { border-top: 1px solid rgba(255,255,255,.23); }
.safety-list li::before { content: "!"; position: absolute; left: 0; top: 1rem; width: 20px; height: 20px; border: 1px solid #fff; border-radius: 50%; text-align: center; line-height: 18px; font-size: .75rem; font-weight: 800; }

.faq-grid { display: grid; grid-template-columns: .65fr 1.35fr; gap: clamp(2rem, 8vw, 7rem); }
.faq-list { border-top: 2px solid var(--ink); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { padding: 1.35rem 2.5rem 1.35rem 0; cursor: pointer; font-weight: 800; list-style: none; position: relative; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; position: absolute; right: .25rem; top: 1.12rem; font-size: 1.5rem; font-weight: 400; }
.faq-list details[open] summary::after { content: "-"; }
.faq-list details p { max-width: 70ch; padding-right: 2rem; color: var(--muted); }

.contact-band { padding: 4rem 0; background: var(--navy); color: #fff; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.contact-grid h2 { margin: 0; }
.contact-grid p { color: #d9e5eb; }
.button-light { background: #fff; border-color: #fff; color: var(--navy); }
.button-light:hover { background: var(--yellow); border-color: var(--yellow); color: var(--navy); }

.site-footer { padding: 4rem 0 1.5rem; background: #101820; color: #d5dce1; }
.footer-grid { display: grid; grid-template-columns: 1.15fr .75fr 1fr; gap: 3rem; }
.footer-brand { margin-bottom: 1.3rem; color: #fff; }
.footer-grid p { max-width: 48ch; }
.footer-disclaimer { color: #9eabb4; font-size: .85rem; }
.footer-grid h2 { margin-bottom: 1rem; color: #fff; font-size: 1rem; }
.footer-grid nav { display: grid; gap: .55rem; }
.footer-grid a { color: #fff; }
.footer-grid address { font-style: normal; }
.footer-bottom { display: flex; justify-content: space-between; gap: 1rem; margin-top: 3rem; padding-top: 1.25rem; border-top: 1px solid #34414a; color: #9eabb4; font-size: .78rem; }
.footer-bottom p { margin: 0; }

.article-main { padding: clamp(3.5rem, 8vw, 6.5rem) 0; }
.article-content { max-width: 820px; }
.article-content h1 { max-width: 18ch; font-size: clamp(2.2rem, 5vw, 3.8rem); }
.article-date { margin-bottom: 2.5rem; color: var(--muted); font-size: .88rem; }
.article-body { font-size: 1.05rem; }
.article-body h2 { margin-top: 2.8rem; font-size: 1.65rem; }
.article-body h3 { margin-top: 2rem; }
.article-body img { margin: 2rem 0; }
.article-body a { overflow-wrap: anywhere; }
.article-notice { margin-top: 3rem; padding: 1.25rem; border-left: 4px solid var(--green); background: var(--soft); color: var(--muted); }
.error-page { min-height: 70vh; display: grid; place-items: center; padding: 4rem 0; }
.error-content { max-width: 720px; text-align: center; }
.error-content .brand { justify-content: center; margin-bottom: 3rem; }
.error-code { margin-bottom: .5rem; color: var(--green); font-size: 1rem; font-weight: 850; letter-spacing: .12em; }
.error-content h1 { max-width: none; }
.error-content > p:not(.error-code) { max-width: 60ch; margin: 0 auto 1.75rem; color: var(--muted); }

@media (max-width: 860px) {
  .header-cta { display: none; }
  .menu-button { display: block; }
  .primary-nav {
    position: absolute; top: 68px; left: 0; right: 0; display: none; margin: 0; padding: .75rem 1rem 1rem;
    background: #fff; border-bottom: 1px solid var(--line); box-shadow: 0 14px 24px rgba(23,33,43,.1);
  }
  .primary-nav.is-open { display: grid; }
  .primary-nav a { min-height: 44px; display: flex; align-items: center; border-bottom: 1px solid var(--line); }
  .hero-grid, .identity-grid, .split-heading, .process-grid, .safety-grid, .faq-grid, .contact-grid { grid-template-columns: 1fr; }
  .hero-copy { order: 1; }
  .hero-media { order: 0; }
  .hero-media::before { inset: 12px -10px -12px 10px; }
  .identity-grid, .split-heading, .contact-grid { gap: 1.25rem; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature { padding: 1.5rem 0; border-bottom: 1px solid var(--line); }
  .feature + .feature { padding-left: 0; border-left: 0; }
  .feature-number { margin-bottom: 1rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid > div:first-child { grid-column: 1 / -1; }
}

@media (max-width: 600px) {
  .shell { width: min(calc(100% - 1.25rem), var(--shell)); }
  .header-inner { min-height: 62px; }
  .primary-nav { top: 62px; }
  h1 { font-size: 2.35rem; }
  .hero { padding-top: 2rem; }
  .field-grid { grid-template-columns: 1fr; }
  .field-item { padding: 1.35rem; }
  .resource-list article { grid-template-columns: 1fr; gap: .8rem; }
  .resource-list a { white-space: normal; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-grid > div:first-child { grid-column: auto; }
  .footer-bottom { display: grid; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}