:root {
  --ink: #111815;
  --muted: #64716c;
  --line: #dfe6e2;
  --paper: #ffffff;
  --soft: #f2f6f4;
  --accent: #16705f;
  --deep: #101815;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--soft); font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; letter-spacing: 0; }
a { color: inherit; text-decoration: none; }
:focus-visible { outline: 3px solid rgba(22, 112, 95, .36); outline-offset: 3px; }
.seo-header { position: sticky; top: 0; z-index: 10; display: flex; align-items: center; gap: 18px; padding: 14px clamp(18px, 5vw, 68px); background: rgba(255,255,255,.94); border-bottom: 1px solid var(--line); backdrop-filter: blur(14px); }
.seo-brand { display: flex; gap: 10px; align-items: center; font-weight: 800; }
.seo-mark { display: grid; width: 38px; height: 38px; place-items: center; color: #fff; background: var(--accent); border-radius: 8px; }
.seo-header nav { display: flex; gap: 18px; margin-left: auto; color: var(--muted); font-size: 13px; font-weight: 700; }
.seo-button { display: inline-flex; min-height: 44px; align-items: center; justify-content: center; padding: 0 17px; color: #fff; background: var(--accent); border: 1px solid var(--accent); border-radius: 8px; font-size: 13px; font-weight: 800; }
.seo-button.secondary { color: var(--ink); background: #fff; border-color: var(--line); }
.seo-main { width: min(1180px, calc(100% - 36px)); margin: 0 auto; padding: 70px 0 100px; }
.seo-hero { display: grid; grid-template-columns: minmax(0, .9fr) minmax(380px, .8fr); gap: 54px; align-items: center; }
.seo-kicker { margin: 0 0 14px; color: var(--accent); font-size: 12px; font-weight: 850; text-transform: uppercase; }
.seo-hero h1 { margin: 0; font-size: clamp(42px, 6vw, 72px); line-height: .98; }
.seo-lead { max-width: 720px; margin: 22px 0 0; color: var(--muted); font-size: 18px; line-height: 1.65; }
.seo-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 26px; }
.seo-image { overflow: hidden; aspect-ratio: 4 / 3; border: 1px solid var(--line); border-radius: 8px; background: #fff; box-shadow: 0 22px 60px rgba(17,24,21,.13); }
.seo-image img { width: 100%; height: 100%; object-fit: cover; }
.seo-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin: 54px 0 0; border: 1px solid var(--line); background: var(--line); border-radius: 8px; overflow: hidden; }
.seo-metrics div { padding: 20px; background: #fff; }
.seo-metrics span, .seo-metrics strong { display: block; }
.seo-metrics span { color: var(--muted); font-size: 12px; }
.seo-metrics strong { margin-top: 7px; font-size: 17px; }
.seo-section { margin-top: 76px; }
.seo-section h2 { margin: 0; font-size: clamp(30px, 4vw, 46px); }
.seo-section > p { max-width: 760px; margin: 15px 0 0; color: var(--muted); line-height: 1.65; }
.seo-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-top: 26px; }
.seo-card { display: grid; overflow: hidden; min-height: 330px; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.seo-card img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; border-bottom: 1px solid var(--line); }
.seo-card-body { display: grid; align-content: start; padding: 18px; }
.seo-card small { color: var(--accent); font-weight: 800; }
.seo-card h3 { margin: 8px 0; font-size: 20px; }
.seo-card p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.55; }
.seo-card strong { margin-top: 16px; font-size: 13px; }
.seo-lists { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-top: 24px; }
.seo-list { padding: 22px; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.seo-list h3 { margin: 0 0 16px; font-size: 18px; }
.seo-list ul { display: grid; gap: 10px; margin: 0; padding: 0; list-style: none; color: var(--muted); font-size: 13px; }
.seo-list li { padding-bottom: 10px; border-bottom: 1px solid var(--line); }
.seo-note { margin-top: 28px; padding: 20px; border-radius: 8px; color: #d8e6e1; background: var(--deep); line-height: 1.6; }
.seo-footer { display: flex; justify-content: space-between; gap: 18px; flex-wrap: wrap; padding: 24px clamp(18px, 5vw, 68px); color: var(--muted); background: #fff; border-top: 1px solid var(--line); font-size: 12px; }
.seo-footer nav { display: flex; gap: 14px; flex-wrap: wrap; }
@media (max-width: 820px) { .seo-header nav { display: none; } .seo-header .seo-button { margin-left: auto; } .seo-hero { grid-template-columns: 1fr; } .seo-image { order: -1; } .seo-grid, .seo-lists { grid-template-columns: 1fr; } }
@media (max-width: 520px) { .seo-main { padding-top: 38px; } .seo-hero h1 { font-size: 40px; } .seo-metrics { grid-template-columns: 1fr; } .seo-actions .seo-button { width: 100%; } }