:root {
  --bg-dark-1: #0A1A3C;
  --bg-dark-2: #050D22;
  --gold: #C9A227;
  --gold-light: #E3C466;
  --white: #FFFFFF;
  --text-navy: #0A1A3C;
  --whatsapp-green: #25D366;
  --footer-gray: #9AA3B5;
  --focus-ring: #E3C466;

  --font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --content-max-width: 760px;
  --card-radius: 16px;
  --card-gap: 8px;
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: dark;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-family);
  background:
    radial-gradient(circle at 15% 10%, #16306a 0%, transparent 55%),
    radial-gradient(circle at 85% 45%, #123163 0%, transparent 60%),
    linear-gradient(160deg, var(--bg-dark-1) 0%, var(--bg-dark-2) 100%);
  background-color: var(--bg-dark-2);
  color: var(--white);
  padding: 40px 20px 24px;
}

.page {
  max-width: var(--content-max-width);
  margin: 0 auto;
}

/* Header */

.header {
  text-align: center;
  margin-bottom: 32px;
}

.logo {
  display: block;
  margin: 0 auto 8px;
  width: 240px;
  max-width: 100%;
}

@media (min-width: 640px) {
  .logo {
    width: 340px;
  }
}

.logo-text {
  font-weight: 700;
  font-size: 24px;
  letter-spacing: 1px;
  background: linear-gradient(120deg, var(--gold) 0%, var(--gold-light) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.bio {
  margin: 0;
  padding: 0;
  list-style: none;
}

.bio li {
  font-size: 14px;
  line-height: 1.6;
  color: var(--white);
  margin: 0 auto;
  max-width: 520px;
}

.bio li:first-child {
  margin-top: 2px;
}

@media (min-width: 480px) {
  .bio li {
    font-size: 15px;
  }
}

.bio .accent {
  color: var(--gold-light);
  font-weight: 600;
}

/* Cards */

.cards {
  display: flex;
  flex-direction: column;
  gap: var(--card-gap);
}

.card-link {
  display: block;
  border-radius: var(--card-radius);
  overflow: hidden;
  line-height: 0;
  text-decoration: none;
  transition: transform 0.2s ease;
  min-height: 44px;
  animation: pulse-glow 3.2s ease-in-out infinite;
}

.cards .card-link:nth-child(1) { animation-delay: 0s; }
.cards .card-link:nth-child(2) { animation-delay: 0.8s; }
.cards .card-link:nth-child(3) { animation-delay: 1.6s; }
.cards .card-link:nth-child(4) { animation-delay: 2.4s; }

@keyframes pulse-glow {
  0%, 60%, 100% {
    box-shadow: 0 0 0 0 rgba(255, 255, 255, 0);
  }
  20% {
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.55);
  }
  40% {
    box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.2);
  }
}

.card-link:hover {
  transform: translateY(-2px);
}

.card-link:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 3px;
}

.card-link img {
  display: block;
  width: 100%;
  height: auto;
}

/* Footer */

.footer {
  text-align: center;
  margin-top: 40px;
  font-size: 12px;
  color: var(--footer-gray);
}

@media (prefers-reduced-motion: reduce) {
  .card-link {
    transition: none;
    animation: none;
  }
  .card-link:hover {
    transform: none;
  }
}