:root {
  color-scheme: dark;
  --background: #07162a;
  --text: #f4f7fb;
  --secondary: #afbdd0;
  --accent: #b9efff;
  font-family: "Segoe UI", Arial, sans-serif;
  font-size: 100%;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  color: var(--text);
  background: radial-gradient(ellipse at 90% 48%, #0b2846 0%, transparent 55%), var(--background);
  font-size: 1rem;
  line-height: 1.6;
}

.cb2-page {
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 1120px;
  min-height: 100vh;
  min-height: 100svh;
  margin: 0 auto;
  padding: 0 clamp(25px, 5.4vw, 64px);
}

.cb2-header {
  display: flex;
  align-items: center;
  min-height: 100px;
  padding-top: 8px;
}

.cb2-wordmark {
  margin: 0;
  font-size: 1.8125rem;
  font-weight: 600;
  letter-spacing: -.045em;
  line-height: 1;
}

.cb2-wordmark span {
  margin-left: 7px;
  color: var(--secondary);
  font-size: .75rem;
  font-weight: 400;
  letter-spacing: .125rem;
}

.cb2-main {
  display: flex;
  flex: 1;
  align-items: center;
  padding: 40px 0 64px;
}

.cb2-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.22fr) minmax(0, .78fr);
  align-items: center;
  gap: clamp(22px, 3vw, 48px);
  width: 100%;
}

.cb2-title {
  margin: 0;
  font-size: clamp(2rem, 6vw, 4rem);
  font-weight: 600;
  letter-spacing: -.055em;
  line-height: 1.12;
}

.cb2-title span { display: block; }
.cb2-emphasis { color: var(--accent); }

.cb2-description {
  max-width: 360px;
  margin: 25px 0 0;
  color: var(--secondary);
  font-size: 1rem;
  line-height: 1.7;
}

.cb2-author {
  margin: 11px 0 0;
  color: var(--secondary);
  font-size: .875rem;
}

.cb2-cta {
  display: inline-flex;
  align-items: center;
  gap: 25px;
  min-height: 46px;
  margin-top: 31px;
  padding: 11px 19px;
  border: 1px solid var(--accent);
  border-radius: 5px;
  color: var(--background);
  background: var(--accent);
  font-size: .875rem;
  font-weight: 600;
  line-height: 1.5;
  text-decoration: none;
}

.cb2-cta:hover { background: #d7f7ff; }
.cb2-arrow { font-size: 1.25rem; line-height: 1; }

.cb2-logo-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
}

.cb2-logo {
  display: block;
  width: clamp(250px, 34vw, 350px);
  max-width: 100%;
  height: auto;
  filter: drop-shadow(0 14px 30px #00000030);
}

.cb2-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 84px;
  padding: 20px 0;
  border-top: 1px solid #ffffff16;
  color: var(--secondary);
  font-size: .75rem;
  line-height: 1.6;
}

.cb2-history {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--secondary);
  text-decoration: none;
}

.cb2-history:hover { color: var(--text); }

a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 5px;
}

@media (max-width: 700px) {
  .cb2-header { min-height: 86px; }
  .cb2-main { padding: 24px 0 44px; }
  .cb2-hero { grid-template-columns: minmax(0, 1fr); gap: 38px; }
  .cb2-title { font-size: clamp(2rem, 8vw, 2.75rem); }
  .cb2-logo { width: 190px; }
  .cb2-footer { flex-wrap: wrap; }
}

@media (max-width: 420px) {
  .cb2-footer { flex-direction: column; align-items: flex-start; gap: 0; }
}