* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: auto;
}

body {
  font-family: Verdana, "Microsoft YaHei", sans-serif;
  background: #0B3D2E;
  color: #F4EBD0;
  line-height: 1.75;
  font-size: 16px;
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: #D4AF37;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.wrap {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.topbar {
  background: #07261d;
  border-bottom: 3px solid #D4AF37;
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
  padding: 12px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #F4EBD0;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand svg {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  justify-content: flex-end;
}

.nav a {
  color: #F4EBD0;
  font-size: 13px;
}

.nav a:hover {
  color: #D4AF37;
  text-decoration: none;
}

.hero {
  padding: 48px 0 36px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 28px;
  align-items: stretch;
}

.hero h1 {
  font-size: 30px;
  line-height: 1.4;
  margin-bottom: 16px;
  color: #F4EBD0;
}

.hero p {
  margin-bottom: 12px;
  color: #E8D9B0;
}

.hero-aside {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.mini-card {
  background: #0F4F3C;
  border-radius: 14px;
  padding: 16px;
  border: 1px solid #1a6b52;
}

.mini-card h3 {
  font-size: 15px;
  color: #D4AF37;
  margin-bottom: 10px;
}

.mini-card ul {
  padding-left: 18px;
  font-size: 13px;
}

.mini-card li + li {
  margin-top: 6px;
}

.section {
  padding: 36px 0;
}

.section h2 {
  font-size: 24px;
  line-height: 1.45;
  margin-bottom: 18px;
  color: #D4AF37;
}

.section p {
  margin-bottom: 12px;
}

.shield-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 18px;
}

.shield-card {
  background: #0F4F3C;
  border-radius: 14px;
  padding: 20px 18px;
  border: 1px solid #184f3d;
}

.shield-card svg {
  width: 36px;
  height: 36px;
  margin-bottom: 12px;
}

.shield-card h3 {
  font-size: 16px;
  margin-bottom: 8px;
  color: #F4EBD0;
}

.shield-card p {
  font-size: 14px;
  margin-bottom: 0;
  color: #E8D9B0;
}

.steps {
  display: flex;
  gap: 14px;
  margin-top: 18px;
}

.step {
  flex: 1;
  background: #0F4F3C;
  border-radius: 14px;
  padding: 18px 16px 20px;
}

.step-num {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #D4AF37;
  color: #0B3D2E;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
}

.step h3 {
  font-size: 16px;
  margin-bottom: 8px;
}

.step p {
  font-size: 14px;
  margin-bottom: 0;
}

.pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 16px;
}

.pair article {
  background: #0F4F3C;
  border-radius: 14px;
  padding: 18px;
}

.pair h3 {
  font-size: 16px;
  margin-bottom: 8px;
  color: #D4AF37;
}

table.compare {
  width: 100%;
  border-collapse: collapse;
  margin-top: 16px;
  background: #0F4F3C;
  border-radius: 14px;
  overflow: hidden;
}

table.compare th,
table.compare td {
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid #184f3d;
  font-size: 14px;
}

table.compare th {
  background: #0a3a2c;
  color: #D4AF37;
  width: 50%;
}

.faq details {
  background: #0F4F3C;
  border-radius: 14px;
  border-left: 4px solid #D4AF37;
  padding: 14px 16px;
  margin-bottom: 10px;
}

.faq summary {
  cursor: pointer;
  font-weight: 700;
  color: #F4EBD0;
}

.faq details p {
  margin-top: 10px;
  margin-bottom: 0;
  color: #E8D9B0;
}

.site-footer {
  background: #04150f;
  color: #C9B98A;
  padding: 36px 0 28px;
  margin-top: 20px;
}

.site-footer p {
  margin-bottom: 10px;
  font-size: 14px;
}

@media (max-width: 900px) {
  .hero-grid,
  .shield-grid,
  .pair,
  .hero-aside {
    grid-template-columns: 1fr;
  }

  .steps {
    flex-direction: column;
  }

  .topbar-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav {
    justify-content: flex-start;
  }

  .hero h1 {
    font-size: 24px;
  }
}