:root {
  --ink: #111914;
  --muted: #5b685f;
  --soft: #f6f8f4;
  --paper: #ffffff;
  --green: #5f8f46;
  --orange: #ef6a22;
  --line: #dfe6dd;
  --dark: #0e1411;
}
* { 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(--soft);
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(246, 248, 244, .92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand { font-weight: 820; }
.nav-links {
  display: flex;
  gap: 22px;
  font-size: 14px;
  font-weight: 680;
  color: var(--muted);
}
.nav-cta {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  padding: 0 16px;
  background: var(--orange);
  color: #fff;
  font-weight: 780;
}
.hero {
  background: var(--dark);
  color: #fff;
}
.hero-inner {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 48px;
  align-items: center;
  padding: 70px 0 64px;
}
.breadcrumb {
  color: rgba(255,255,255,.62);
  font-size: 14px;
  font-weight: 650;
  margin-bottom: 28px;
}
h1 {
  margin: 0;
  font-size: clamp(42px, 6vw, 74px);
  line-height: .98;
  letter-spacing: 0;
}
.lead {
  margin: 24px 0 0;
  color: rgba(255,255,255,.76);
  font-size: 21px;
  line-height: 1.48;
}
.hero-points {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 28px;
}
.hero-points span {
  border: 1px solid rgba(255,255,255,.18);
  padding: 12px 14px;
  color: rgba(255,255,255,.82);
  font-size: 14px;
  font-weight: 700;
}
.hero-image {
  border: 1px solid rgba(255,255,255,.16);
  box-shadow: 0 28px 80px rgba(0,0,0,.34);
}
.page {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  padding: 58px 0 84px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 310px;
  gap: 52px;
}
.content {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: clamp(26px, 4vw, 48px);
}
.content h2 {
  margin: 42px 0 16px;
  font-size: 30px;
  line-height: 1.12;
}
.content h2:first-child { margin-top: 0; }
.content h3 {
  margin: 28px 0 10px;
  font-size: 21px;
}
.content p {
  color: #344038;
  font-size: 17px;
  line-height: 1.76;
}
.content ul {
  padding-left: 20px;
  color: #344038;
  font-size: 17px;
  line-height: 1.7;
}
.image-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 26px 0 34px;
}
.visual-card {
  background: #f5f7f2;
  border: 1px solid var(--line);
  padding: 12px;
}
.visual-card img {
  aspect-ratio: 1.45 / 1;
  object-fit: cover;
  width: 100%;
}
.visual-card figcaption {
  margin-top: 10px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.4;
  font-weight: 650;
}
.note {
  border-left: 4px solid var(--green);
  background: #f1f6ec;
  padding: 18px 20px;
  margin: 28px 0;
  color: #2f3d34;
}
.sidebar {
  align-self: start;
  position: sticky;
  top: 94px;
}
.side-card {
  background: var(--dark);
  color: #fff;
  padding: 26px;
  margin-bottom: 18px;
}
.side-card h2 {
  margin: 0 0 16px;
  font-size: 24px;
  line-height: 1.12;
}
.side-card p {
  color: rgba(255,255,255,.72);
  line-height: 1.55;
}
.side-card a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 14px;
  min-height: 44px;
  padding: 0 15px;
  background: var(--orange);
  color: #fff;
  font-weight: 780;
}
.toc {
  background: #fff;
  border: 1px solid var(--line);
  padding: 22px;
}
.toc strong {
  display: block;
  margin-bottom: 12px;
}
.toc a {
  display: block;
  padding: 8px 0;
  color: var(--muted);
  font-size: 14px;
  font-weight: 650;
}
.cta-band {
  background: var(--dark);
  color: #fff;
  padding: 38px;
  margin-top: 44px;
}
.cta-band h2 { color: #fff; margin-top: 0; }
.cta-band p { color: rgba(255,255,255,.75); }
.cta-band a {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  padding: 0 18px;
  background: var(--orange);
  color: #fff;
  font-weight: 800;
}
@media (max-width: 920px) {
  .hero-inner, .page { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  .nav-links { display: none; }
}
@media (max-width: 560px) {
  .nav-cta { display: none; }
  .hero-inner { padding: 44px 0; }
  .hero-points, .image-grid { grid-template-columns: 1fr; }
  .content { padding: 24px; }
}