:root {
  --ink: #132019;
  --muted: #5c665a;
  --line: #d9e1d2;
  --bg: #f6f8f3;
  --panel: #ffffff;
  --green: #4c8f35;
  --lime: #94d82d;
  --amber: #f4c542;
  --blue: #2f6f89;
  --shadow: 0 18px 45px rgba(19, 32, 25, .10);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
}
a { color: inherit; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px clamp(18px, 5vw, 64px);
  background: rgba(246, 248, 243, .92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 800;
}
.logo span {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: var(--ink);
  color: var(--lime);
  font-size: 13px;
}
.site-header nav,
.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}
.site-header nav a,
.site-footer nav a {
  color: var(--muted);
  font-size: 14px;
  text-decoration: none;
}
.hero,
.article-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, .95fr);
  gap: clamp(24px, 5vw, 64px);
  align-items: center;
  padding: clamp(48px, 8vw, 92px) clamp(18px, 5vw, 64px) 42px;
  background:
    linear-gradient(135deg, rgba(148, 216, 45, .28), rgba(47, 111, 137, .10) 42%, rgba(244, 197, 66, .16)),
    var(--bg);
}
.article-hero,
.article-hero.compact {
  display: block;
  max-width: 980px;
  margin: 0 auto;
  background: transparent;
}
.hero h1,
.article-hero h1 {
  max-width: 850px;
  margin: 0 0 18px;
  font-size: clamp(38px, 6vw, 72px);
  line-height: 1.02;
  letter-spacing: 0;
}
.article-hero h1 { font-size: clamp(34px, 5vw, 58px); }
.hero p,
.article-hero p {
  max-width: 720px;
  margin: 0 0 24px;
  color: var(--muted);
  font-size: 18px;
}
.eyebrow {
  margin: 0 0 10px;
  color: var(--green);
  font-weight: 800;
  text-transform: uppercase;
  font-size: 12px;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 11px 17px;
  border-radius: 8px;
  border: 1px solid var(--line);
  text-decoration: none;
  font-weight: 750;
}
.button.primary {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}
.button.ghost {
  background: rgba(255,255,255,.55);
}
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.picker-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.panel-head,
.picker-row {
  display: grid;
  grid-template-columns: 1.2fr .7fr .8fr .9fr;
  gap: 10px;
  align-items: center;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
}
.panel-head {
  background: var(--ink);
  color: #fff;
}
.panel-head strong {
  grid-column: span 3;
  color: var(--lime);
}
.picker-row {
  text-decoration: none;
  color: var(--ink);
}
.picker-row:hover { background: #f1f7e8; }
.picker-row b { font-size: 13px; }
.trustbar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  padding: 0 clamp(18px, 5vw, 64px);
  background: var(--line);
}
.trustbar span {
  background: #fff;
  padding: 14px;
  text-align: center;
  font-weight: 750;
  color: var(--muted);
}
.section {
  max-width: 1120px;
  margin: 0 auto;
  padding: clamp(38px, 6vw, 74px) clamp(18px, 4vw, 32px);
}
.section h2 {
  margin: 0 0 16px;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.12;
}
.cards,
.spec-grid,
.anchor-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.card,
.spec-card,
.note {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px;
  box-shadow: 0 12px 25px rgba(19, 32, 25, .06);
}
.card h3,
.note h3 {
  margin-top: 0;
}
.card a,
.anchor-grid a {
  font-weight: 800;
  color: var(--green);
  text-decoration: none;
}
.split {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, .6fr);
  gap: 24px;
  align-items: start;
}
.breadcrumbs {
  max-width: 1120px;
  margin: 20px auto 0;
  padding: 0 clamp(18px, 4vw, 32px);
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 14px;
}
.breadcrumbs a { color: var(--green); text-decoration: none; }
.spec-card span {
  display: block;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}
.spec-card strong {
  display: block;
  margin-top: 8px;
  font-size: 22px;
  line-height: 1.18;
}
.article {
  max-width: 920px;
}
.article p,
.article li {
  color: #354037;
}
.table-wrap {
  overflow-x: auto;
  margin: 24px 0;
}
table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}
th, td {
  padding: 14px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
th { background: #edf5e3; }
.checklist {
  padding-left: 22px;
}
.cta-band {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: center;
  margin: 34px 0;
  padding: 24px;
  background: var(--ink);
  color: #fff;
  border-radius: 8px;
}
.cta-band p { color: #dce7d8; }
.cta-band .button { background: var(--lime); color: var(--ink); border-color: var(--lime); white-space: nowrap; }
.anchor-grid {
  grid-template-columns: repeat(2, 1fr);
}
.anchor-grid a {
  display: block;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}
.faq details {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px 18px;
  margin: 10px 0;
}
.faq summary {
  cursor: pointer;
  font-weight: 800;
}
.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 34px clamp(18px, 5vw, 64px);
  background: var(--ink);
  color: #fff;
}
.site-footer p {
  color: #dce7d8;
  max-width: 520px;
}
.site-footer nav a { color: #dce7d8; }
@media (max-width: 900px) {
  .site-header,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }
  .hero {
    grid-template-columns: 1fr;
  }
  .cards,
  .spec-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .trustbar {
    grid-template-columns: repeat(2, 1fr);
  }
  .split {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 600px) {
  .site-header nav { gap: 10px; }
  .panel-head,
  .picker-row {
    grid-template-columns: 1fr 1fr;
  }
  .panel-head strong { grid-column: auto; }
  .cards,
  .spec-grid,
  .anchor-grid,
  .trustbar {
    grid-template-columns: 1fr;
  }
  .cta-band {
    flex-direction: column;
    align-items: flex-start;
  }
}