:root {
  --bg: #101214;
  --panel: #181c20;
  --panel-soft: #22282e;
  --text: #f5f7f8;
  --muted: #b8c1c9;
  --brand: #90ee90;
  --brand-dark: #43b86c;
  --line: rgba(255, 255, 255, 0.12);
  --max: 1120px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
}

a {
  color: inherit;
}

.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(16, 18, 20, 0.96);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-inner,
.container {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
}

.header-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  display: inline-flex;
  align-items: center;
}

.logo img {
  height: 44px;
  width: auto;
}

.nav {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 14px;
  font-weight: 700;
}

.nav a {
  text-decoration: none;
  color: var(--muted);
}

.nav a:hover,
.nav a[aria-current="page"] {
  color: var(--brand);
}

.hero {
  padding: 72px 0 42px;
  border-bottom: 1px solid var(--line);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(280px, 0.92fr);
  gap: 42px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  color: var(--brand);
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 0;
  text-transform: uppercase;
  margin-bottom: 12px;
}

h1,
h2,
h3 {
  line-height: 1.2;
  margin: 0 0 14px;
}

h1 {
  font-size: clamp(34px, 6vw, 58px);
}

h2 {
  font-size: clamp(24px, 3.5vw, 34px);
}

h3 {
  font-size: 20px;
}

p {
  margin: 0 0 16px;
  color: var(--muted);
}

.lead {
  font-size: 18px;
  max-width: 720px;
}

.hero-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
}

.hero-card img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 380px;
  object-fit: contain;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 20px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 800;
  border: 1px solid var(--brand);
}

.btn-primary {
  background: var(--brand);
  color: #101214;
}

.btn-secondary {
  color: var(--brand);
}

.section {
  padding: 46px 0;
}

.content {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 34px;
  align-items: start;
}

.article,
.sidebar-box,
.info-grid > div,
.faq-item {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.article {
  padding: 30px;
}

.article ul,
.article ol {
  color: var(--muted);
  margin: 0 0 22px;
  padding-left: 22px;
}

.article li {
  margin-bottom: 8px;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin: 24px 0;
}

.info-grid > div {
  padding: 18px;
}

.sidebar {
  display: grid;
  gap: 16px;
  position: sticky;
  top: 94px;
}

.sidebar-box {
  padding: 20px;
}

.sidebar-box a {
  color: var(--brand);
  font-weight: 700;
  text-decoration: none;
}

.link-list {
  display: grid;
  gap: 10px;
  margin-top: 10px;
}

.faq {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.faq-item {
  padding: 18px;
}

.breadcrumb {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 20px;
}

.breadcrumb a {
  color: var(--brand);
  text-decoration: none;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 28px 0 90px;
  color: var(--muted);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 8px;
}

.footer-links a {
  color: var(--muted);
  text-decoration: none;
}

.fixed-footer {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: #0c0f12;
  border-top: 1px solid var(--line);
}

.fixed-footer a {
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--text);
  text-decoration: none;
  font-weight: 800;
  font-size: 13px;
}

.fixed-footer img {
  width: 20px;
  height: 20px;
}

@media (max-width: 860px) {
  .header-inner,
  .nav {
    align-items: flex-start;
  }

  .header-inner {
    flex-direction: column;
    padding: 14px 0;
  }

  .nav {
    flex-wrap: wrap;
    gap: 10px 14px;
  }

  .hero-grid,
  .content,
  .info-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 44px;
  }

  .article {
    padding: 22px;
  }

  .sidebar {
    position: static;
  }
}