* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Arial, Helvetica, sans-serif;
  color: #f4f6fb;
  background: #000;
}

.seo-page {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 36px 0 52px;
}

.seo-hero,
.seo-card {
  border: 1px solid rgba(255, 255, 255, 0.12);
  background:
    radial-gradient(circle at 12% 0%, rgba(255, 64, 86, 0.14), transparent 34%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.018)),
    rgba(8, 12, 21, 0.72);
  border-radius: 24px;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.seo-hero {
  padding: clamp(28px, 6vw, 56px);
}

.seo-badge {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 7px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255, 64, 86, 0.42);
  color: #ff4056;
  background: rgba(255, 64, 86, 0.12);
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  max-width: 860px;
  margin: 18px 0 16px;
  font-size: clamp(2.15rem, 7vw, 4.6rem);
  line-height: 1.02;
  text-transform: uppercase;
}

h2 {
  margin: 0 0 14px;
  font-size: clamp(1.35rem, 3vw, 2rem);
}

p,
li {
  color: #b8c2d6;
  font-size: 1.08rem;
  line-height: 1.6;
}

.seo-lead {
  max-width: 760px;
  font-size: clamp(1.05rem, 2.5vw, 1.25rem);
}

.seo-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.seo-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border-radius: 14px;
  background: linear-gradient(135deg, #ff3b4f, #d90025);
  color: #fff;
  font-weight: 800;
  text-decoration: none;
  box-shadow: 0 16px 34px rgba(255, 32, 64, 0.26);
}

.seo-link {
  display: inline-flex;
  align-items: center;
  min-height: 52px;
  padding: 0 18px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #f4f6fb;
  text-decoration: none;
}

.seo-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 18px;
}

.seo-card {
  padding: 22px;
}

.seo-card ul {
  margin: 0;
  padding-left: 20px;
}

.seo-footer {
  margin-top: 26px;
  color: #7c879b;
  font-size: 0.95rem;
}

@media (max-width: 720px) {
  .seo-page {
    width: min(100% - 24px, 1120px);
    padding-top: 20px;
  }

  .seo-grid {
    grid-template-columns: 1fr;
  }

  .seo-button,
  .seo-link {
    width: 100%;
  }
}