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

body {
  font-family: "Manrope", system-ui, sans-serif;
  background: #0b1220;
  color: #e7edf6;
  line-height: 1.5;
}

a {
  color: inherit;
  text-decoration: none;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 64px;
  position: sticky;
  top: 0;
  background: rgba(11, 18, 32, 0.9);
  backdrop-filter: blur(12px);
  z-index: 10;
}

.logo {
  font-weight: 700;
  letter-spacing: 0.12em;
  font-size: 1rem;
}

.site-nav {
  display: flex;
  gap: 24px;
  color: #c3cede;
  font-size: 0.95rem;
}

.ghost-button,
.secondary-button,
.primary-button {
  border: none;
  border-radius: 999px;
  padding: 12px 22px;
  font-weight: 600;
  cursor: pointer;
}

.ghost-button {
  background: transparent;
  color: #a8b6cc;
  border: 1px solid #2c3a4f;
}

.primary-button {
  background: #3f6bff;
  color: #f6f8ff;
  box-shadow: 0 10px 25px rgba(63, 107, 255, 0.35);
}

.secondary-button {
  background: #18243b;
  color: #cdd8ee;
  border: 1px solid #2c3a4f;
}

.hero {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 48px;
  padding: 72px 64px 40px;
}

.hero-copy h1 {
  font-size: clamp(2.3rem, 4vw, 3.6rem);
  margin-bottom: 20px;
  line-height: 1.1;
}

.tag {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.75rem;
  color: #7f90ae;
  margin-bottom: 14px;
}

.subtitle {
  color: #b6c2d6;
  max-width: 520px;
  margin-bottom: 26px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 26px;
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  color: #9eacc6;
  font-size: 0.9rem;
}

.trust-pill {
  padding: 6px 12px;
  border-radius: 999px;
  background: #18243b;
  border: 1px solid #2c3a4f;
}

.login-card {
  background: #121b2d;
  border-radius: 20px;
  padding: 32px;
  border: 1px solid #223149;
  box-shadow: 0 30px 60px rgba(5, 10, 20, 0.6);
}

.login-card h2 {
  font-size: 1.6rem;
  margin-bottom: 6px;
}

.login-subtitle {
  color: #9aa9c3;
  margin-bottom: 24px;
}

.login-form {
  display: grid;
  gap: 16px;
}

.login-form label {
  font-size: 0.85rem;
  color: #b6c2d6;
  display: grid;
  gap: 8px;
}

.login-form input {
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid #27354c;
  background: #0b1220;
  color: #f2f6ff;
}

.full-width {
  width: 100%;
}

.login-links {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: #9fb0c9;
}

.sso-panel {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid #243149;
  font-size: 0.85rem;
  color: #9fb0c9;
  display: grid;
  gap: 12px;
}

.sso-buttons {
  display: flex;
  gap: 12px;
}

.sso-buttons button {
  flex: 1;
  padding: 10px 16px;
  border-radius: 12px;
  border: 1px solid #2c3a4f;
  background: #0b1220;
  color: #cdd8ee;
  cursor: pointer;
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  padding: 48px 64px;
}

.features article {
  background: #111a2b;
  border-radius: 16px;
  padding: 24px;
  border: 1px solid #223149;
}

.features h3 {
  margin-bottom: 12px;
}

.features p {
  color: #9fb0c9;
}

.security-banner {
  margin: 12px 64px 60px;
  border-radius: 22px;
  padding: 32px 36px;
  background: linear-gradient(135deg, #1a2a4a, #1c325a);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  border: 1px solid #2a3a55;
}

.security-banner p {
  color: #c0cbe0;
  max-width: 600px;
}

.site-footer {
  padding: 32px 64px 48px;
  border-top: 1px solid #1e2a42;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  color: #9fb0c9;
}

.footer-links {
  display: flex;
  gap: 18px;
}

@media (max-width: 768px) {
  .site-header {
    padding: 20px 24px;
    flex-wrap: wrap;
    gap: 12px;
  }

  .hero,
  .features {
    padding: 48px 24px;
  }

  .security-banner,
  .site-footer {
    margin: 12px 24px 40px;
    padding: 28px;
  }

  .security-banner {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-nav {
    flex-wrap: wrap;
    justify-content: center;
  }
}