:root {
  --bg-1: #071526;
  --bg-2: #0b2340;
  --bg-3: #12335a;
  --page-base: rgb(5, 14, 26);

  --card: rgba(10, 22, 38, 0.82);
  --card-border: rgba(255, 255, 255, 0.12);

  --text: #eef4ff;
  --text-soft: rgba(238, 244, 255, 0.82);
  --text-muted: rgba(238, 244, 255, 0.62);

  --accent: #8fbfff;
  --accent-strong: #b8d5ff;

  --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
  --radius-xl: 24px;
  --radius-lg: 18px;

  --max-width: 980px;
  --topbar-height: 78px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--page-base);
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: var(--page-base);
  min-height: 100vh;
}

.page-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: var(--page-base);
  z-index: 0;
}

.top-bar {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(12px);
  background: rgba(5, 14, 26, 0.72);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-bar-inner {
  min-height: var(--topbar-height);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--text-soft);
  text-align: right;
}

.back-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 16px;
  border-radius: 999px;
  text-decoration: none;
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.10);
  transition: background 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
}

.back-btn:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.18);
  transform: translateY(-1px);
}

.page-wrap {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 28px 20px 48px;
}

.hero-card,
.content-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.hero-card {
  border-radius: var(--radius-xl);
  padding: 30px 28px;
  margin-bottom: 22px;
}

.eyebrow {
  margin: 0 0 10px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero-card h1 {
  margin: 0 0 12px;
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.08;
}

.hero-text {
  margin: 0;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-soft);
}

.content-card {
  border-radius: var(--radius-lg);
  padding: 24px 24px 22px;
  margin-bottom: 18px;
}

.content-card h2 {
  margin: 0 0 14px;
  font-size: 1.18rem;
  line-height: 1.3;
  color: var(--accent-strong);
}

.content-card p {
  margin: 0 0 14px;
  font-size: 0.99rem;
  line-height: 1.8;
  color: var(--text-soft);
}

.content-card p:last-child {
  margin-bottom: 0;
}

.hint {
  color: var(--text-muted) !important;
  font-size: 0.93rem !important;
}

a {
  color: var(--accent-strong);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(5, 14, 26, 0.72);
  backdrop-filter: blur(10px);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 18px 20px 22px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: 0.95rem;
  text-align: center;
}

.footer-inner a {
  color: var(--accent-strong);
}

.footer-separator {
  opacity: 0.55;
}

@media (max-width: 700px) {
  .top-bar-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .brand {
    text-align: left;
  }

  .page-wrap {
    padding: 20px 14px 34px;
  }

  .hero-card {
    padding: 24px 18px;
    border-radius: 20px;
  }

  .content-card {
    padding: 20px 18px;
    border-radius: 16px;
  }

  .content-card p {
    line-height: 1.7;
  }

  .footer-inner {
    padding: 16px 14px 22px;
  }
}