:root {
  --bg: #f8fafc;
  --bg-alt: #eef2ff;
  --card-bg: rgba(255, 255, 255, 0.9);
  --text: #1f2937;
  --muted: #475569;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --border: rgba(148, 163, 184, 0.4);
  --shadow: 0 18px 40px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: radial-gradient(circle at top left, rgba(37, 99, 235, 0.18), transparent 45%),
              radial-gradient(circle at bottom right, rgba(45, 212, 191, 0.15), transparent 40%),
              var(--bg);
  color: var(--text);
  line-height: 1.6;
}

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

a:hover {
  color: var(--accent-hover);
}

.container {
  width: min(1100px, 90vw);
  margin: 0 auto;
}

.hero {
  padding: 5rem 0 4rem;
}

.hero__content {
  display: grid;
  gap: 2.5rem;
  align-items: center;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.hero__details {
  display: grid;
  gap: 1.25rem;
}

.hero__eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-weight: 600;
  color: var(--muted);
  margin: 0 0 0.75rem;
}

.hero__title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  margin: 0 0 1rem;
  font-weight: 700;
}

.hero__subtitle {
  font-size: 1.125rem;
  max-width: 38ch;
  margin: 0;
  color: var(--muted);
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero__avatar {
  width: clamp(180px, 25vw, 220px);
  border-radius: 50%;
  border: 6px solid rgba(255, 255, 255, 0.8);
  box-shadow: 0 12px 35px rgba(15, 23, 42, 0.15);
  justify-self: center;
}

.hero__highlight {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.12), rgba(45, 212, 191, 0.12));
  border: 1px solid var(--border);
  padding: 1.75rem;
  border-radius: 1.25rem;
  backdrop-filter: blur(8px);
  color: var(--text);
  box-shadow: var(--shadow);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.75rem;
  border-radius: 999px;
  font-weight: 600;
  border: 1px solid transparent;
  background: var(--accent);
  color: white;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  box-shadow: 0 10px 25px rgba(37, 99, 235, 0.2);
}

.button:hover,
.button:focus {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 14px 28px rgba(37, 99, 235, 0.3);
  color: white;
}

.button:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.75);
  outline-offset: 2px;
}

.button--ghost {
  background: transparent;
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: none;
}

.button--ghost:hover {
  background: rgba(37, 99, 235, 0.1);
}

.section {
  padding: 4rem 0;
}

body.js .section {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.35s ease-out, transform 0.35s ease-out;
}

body.js .section.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.section--alt {
  background: var(--bg-alt);
}

.section--profiles {
  padding-bottom: 2rem;
}

.section__title {
  margin: 0 0 2rem;
  font-size: clamp(2rem, 4vw, 2.75rem);
  position: relative;
}

.section__title::after {
  content: '';
  position: absolute;
  bottom: -0.5rem;
  left: 0;
  width: 4rem;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), transparent);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 1.25rem;
  padding: 1.75rem;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
}

.card h3 {
  margin-top: 0;
  margin-bottom: 1.25rem;
  font-size: 1.25rem;
}

.icon-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem 1.5rem;
}

.icon-list li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.4rem 0.5rem;
  border-radius: 0.75rem;
  transition: background 0.2s ease;
}

.icon-list li:hover {
  background: rgba(148, 163, 184, 0.2);
}

.icon-list img {
  width: 28px;
  height: 28px;
  filter: drop-shadow(0 4px 12px rgba(15, 23, 42, 0.35));
}

.icon-emoji {
  font-size: 1.75rem;
  line-height: 1;
}

.timeline {
  display: grid;
  gap: 2rem;
}

.timeline__item {
  background: var(--card-bg);
  border-radius: 1.25rem;
  padding: 2rem;
  border: 1px solid var(--border);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
}

.timeline__header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.timeline__logo {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  object-fit: contain;
  background: white;
  padding: 0.5rem;
  border: 1px solid var(--border);
  box-shadow: 0 10px 25px rgba(15, 23, 42, 0.12);
}

.timeline__item h3 {
  margin: 0 0 0.5rem;
  font-size: 1.5rem;
}

.timeline__meta {
  color: var(--muted);
  margin: 0;
  font-weight: 500;
}

.timeline__item ul {
  margin: 0;
  padding-left: 1.2rem;
  display: grid;
  gap: 0.75rem;
}

.timeline__item li {
  color: var(--text);
}

.education {
  display: grid;
  gap: 1.5rem;
}

.education article {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 1.25rem;
  padding: 1.5rem;
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow);
}

.education__header {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.education__logo {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  object-fit: contain;
  background: white;
  padding: 0.45rem;
  border: 1px solid var(--border);
  box-shadow: 0 10px 25px rgba(15, 23, 42, 0.12);
}

.education h3 {
  margin: 0 0 0.5rem;
}

.footer {
  padding: 2rem 0;
  text-align: center;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.7);
}

.profiles__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.profiles__list a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  border-radius: 999px;
  border: 1px solid rgba(37, 99, 235, 0.2);
  color: var(--accent);
  font-weight: 600;
  background: rgba(255, 255, 255, 0.8);
  transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.12);
}

.profiles__list a:hover {
  background: rgba(37, 99, 235, 0.08);
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(37, 99, 235, 0.18);
}

@media (min-width: 900px) {
  .hero__content {
    grid-template-columns: 2fr 1fr 2fr;
  }
}

@media (max-width: 600px) {
  .hero {
    padding: 3.5rem 0 3rem;
  }

  .card,
  .timeline__item,
  .education article {
    padding: 1.5rem;
  }

  .icon-list {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  }

  .hero__content {
    justify-items: center;
  }

  .hero__avatar {
    width: 160px;
  }

  .hero__details {
    text-align: center;
  }

  .hero__cta {
    justify-content: center;
  }
}