:root {
  color-scheme: light;
  --background: #eaf3fa;
  --surface: rgba(246, 251, 255, 0.72);
  --surface-soft: rgba(246, 251, 255, 0.56);
  --text: #102a43;
  --muted: #5f7487;
  --accent: #0878d1;
  --accent-hover: #0065b3;
  --highlight: rgba(255, 255, 255, 0.82);
  --shadow: rgba(55, 88, 114, 0.16);
  --hairline: rgba(255, 255, 255, 0.78);
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --background: #071b2c;
    --surface: rgba(13, 37, 57, 0.74);
    --surface-soft: rgba(16, 44, 66, 0.62);
    --text: #f1f7fc;
    --muted: #9bb4c8;
    --accent: #63baff;
    --accent-hover: #9bd2ff;
    --highlight: rgba(70, 107, 135, 0.22);
    --shadow: rgba(0, 5, 12, 0.38);
    --hairline: rgba(159, 205, 238, 0.1);
  }
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
}

body {
  min-height: 100vh;
  margin: 0;
  padding: clamp(1rem, 4vw, 3rem);
  background:
    radial-gradient(circle at 8% 5%, rgba(78, 171, 235, 0.16), transparent 30rem),
    var(--background);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  font-feature-settings: "kern" 1, "liga" 1;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.shell {
  width: min(100%, 60rem);
  margin: 0 auto;
}

.hero {
  min-height: min(29rem, 68vh);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: clamp(2rem, 6vw, 4.5rem);
  border: 1px solid var(--hairline);
  border-radius: clamp(2rem, 4vw, 3rem);
  background: var(--surface);
  -webkit-backdrop-filter: blur(32px) saturate(140%);
  backdrop-filter: blur(32px) saturate(140%);
  box-shadow:
    0 24px 70px var(--shadow),
    inset 0 1px 0 var(--highlight);
}

.eyebrow,
.card-label {
  margin: 0 0 0.75rem;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(3.25rem, 7vw, 5.5rem);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Helvetica Neue", Arial, sans-serif;
  font-weight: 700;
  letter-spacing: -0.065em;
  line-height: 0.94;
}

.lead {
  max-width: 39rem;
  margin: 1.75rem 0 0;
  color: var(--muted);
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  letter-spacing: -0.02em;
  line-height: 1.5;
}

.profile-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 2.25rem;
}

.profile-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 2.75rem;
  padding: 0.72rem 1.05rem;
  border: 1px solid var(--hairline);
  border-radius: 999px;
  background: var(--surface-soft);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  box-shadow:
    0 7px 18px var(--shadow),
    inset 0 1px 0 var(--highlight);
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 600;
  text-decoration: none;
  transition: color 180ms ease, transform 180ms ease, background 180ms ease;
}

.profile-link.primary {
  border-color: transparent;
  background: var(--accent);
  color: white;
  box-shadow: 0 8px 22px color-mix(in srgb, var(--accent) 30%, transparent);
}

.profile-link:hover {
  color: var(--accent-hover);
  transform: translateY(-2px);
}

.profile-link.primary:hover {
  color: white;
  filter: brightness(1.08);
}

.profile-link:active {
  transform: translateY(0);
}

.details {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1rem, 3vw, 2rem);
  margin-top: clamp(1.5rem, 3vw, 2.5rem);
}

.info-card {
  padding: clamp(1.5rem, 3vw, 2.1rem);
  border: 1px solid var(--hairline);
  border-radius: 2rem;
  background: var(--surface-soft);
  -webkit-backdrop-filter: blur(24px);
  backdrop-filter: blur(24px);
  box-shadow:
    0 16px 40px var(--shadow),
    inset 0 1px 0 var(--highlight);
}

.card-icon {
  width: 2.75rem;
  height: 2.75rem;
  display: grid;
  place-items: center;
  margin-bottom: 2rem;
  border-radius: 50%;
  background: var(--surface);
  box-shadow:
    0 8px 20px var(--shadow),
    inset 0 1px 0 var(--highlight);
  color: var(--accent);
  font-size: 1.15rem;
  font-weight: 700;
}

.info-card h2 {
  margin: 0;
  font-size: clamp(1.35rem, 3vw, 1.8rem);
  letter-spacing: -0.035em;
}

.info-card > p:last-child {
  margin: 0.75rem 0 0;
  color: var(--muted);
  line-height: 1.65;
}

footer {
  padding: 2.5rem 0 1rem;
  color: var(--muted);
  font-size: 0.88rem;
}

footer p {
  margin: 0;
}

a:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}

@media (max-width: 42rem) {
  body {
    padding: 0.75rem;
  }

  .hero {
    min-height: auto;
    padding: 3.5rem 1.5rem;
    border-radius: 2rem;
  }

  h1 {
    font-size: clamp(2.85rem, 15vw, 4.5rem);
    letter-spacing: -0.06em;
  }

  .lead {
    margin-top: 1.35rem;
    font-size: 1.05rem;
    line-height: 1.55;
  }

  .profile-links {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    width: 100%;
    margin-top: 1.75rem;
  }

  .profile-link {
    justify-content: center;
    min-height: 3rem;
    padding-inline: 0.75rem;
  }

  .details {
    grid-template-columns: 1fr;
    margin-top: 1.25rem;
  }

  .info-card {
    padding: 1.5rem;
    border-radius: 1.6rem;
  }

  .card-icon {
    margin-bottom: 1.5rem;
  }

  footer {
    padding: 2rem 0.25rem 0.5rem;
  }

}

@media (max-width: 23rem) {
  .profile-links {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 2.65rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .profile-link {
    transition: none;
  }
}