:root {
  --bg: #0f0f14;
  --bg-glow-1: #1f2937;
  --bg-glow-2: #2a1530;
  --card-bg: rgba(22, 22, 30, 0.72);
  --card-border: rgba(255, 255, 255, 0.08);
  --text: #f2f2f5;
  --text-dim: #9b9ba8;
  --row-bg: rgba(255, 255, 255, 0.035);
  --row-bg-hover: rgba(255, 255, 255, 0.07);
}

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

html, body {
  height: 100%;
}

body {
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--text);
  background: var(--bg);
  background-image:
    radial-gradient(60rem 60rem at 15% -10%, var(--bg-glow-1), transparent 60%),
    radial-gradient(50rem 50rem at 110% 110%, var(--bg-glow-2), transparent 55%);
  background-attachment: fixed;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

.card {
  width: 100%;
  max-width: 30rem;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 1.5rem;
  padding: 2.25rem 1.75rem 1.5rem;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: 0 24px 60px -20px rgba(0, 0, 0, 0.6);
  animation: rise 0.6s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

@keyframes rise {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.card__header {
  text-align: center;
  margin-bottom: 1.75rem;
}

.avatar {
  width: 5rem;
  height: 5rem;
  margin: 0 auto 1rem;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 2.25rem;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, #6366f1, #d946ef 70%, #f97316);
  box-shadow: 0 8px 24px -6px rgba(99, 102, 241, 0.6);
  user-select: none;
}

.card__name {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.card__tagline {
  margin-top: 0.35rem;
  color: var(--text-dim);
  font-size: 0.95rem;
}

.links {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.link {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  width: 100%;
  text-align: left;
  text-decoration: none;
  color: var(--text);
  background: var(--row-bg);
  border: 1px solid var(--card-border);
  border-radius: 0.9rem;
  padding: 0.85rem 1rem;
  font: inherit;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

.link:hover,
.link:focus-visible {
  background: var(--row-bg-hover);
  border-color: color-mix(in srgb, var(--brand) 55%, transparent);
  transform: translateY(-2px);
  outline: none;
}

.link__icon {
  flex: none;
  width: 2.25rem;
  height: 2.25rem;
  display: grid;
  place-items: center;
  border-radius: 0.6rem;
  background: color-mix(in srgb, var(--brand) 18%, transparent);
  color: var(--brand);
}

.link__icon svg {
  width: 1.25rem;
  height: 1.25rem;
}

.link__label {
  font-weight: 600;
  font-size: 1rem;
}

.link__handle {
  margin-left: auto;
  color: var(--text-dim);
  font-size: 0.85rem;
}

.link__arrow {
  flex: none;
  color: var(--text-dim);
  font-size: 1.2rem;
  line-height: 1;
}

.link__arrow--copy {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 1px solid var(--card-border);
  border-radius: 0.4rem;
  padding: 0.15rem 0.4rem;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.link--button.copied .link__arrow--copy {
  color: #4ade80;
  border-color: #4ade80;
}

.card__footer {
  margin-top: 1.5rem;
  text-align: center;
  color: var(--text-dim);
  font-size: 0.8rem;
}

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