:root {
  --bg: #0f172a;
  --bg-alt: #111c34;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --accent: #38bdf8;
  --accent-dark: #0ea5e9;
  --card: #1e293b;
  --card-alt: #152341;
  --border: rgba(148, 163, 184, 0.2);
  --nav-height: 72px;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding-top: var(--nav-height);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

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

img {
  max-width: 100%;
  display: block;
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: 90vh;
  padding: 2rem clamp(1rem, 4vw, 5rem) 4rem;
  background: linear-gradient(135deg, #0f172a, #0b1120 60%, #0f172a);
  display: flex;
  flex-direction: column;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(15, 23, 42, 0.7), rgba(2, 6, 23, 0.5));
  z-index: 1;
}

.hero-carousel {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.hero-carousel img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.05);
  transition: opacity 1.2s ease, transform 12s ease;
}

.hero-carousel img.active {
  opacity: 0.8;
  transform: scale(1);
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 1rem clamp(1rem, 4vw, 5rem);
  background: rgba(5, 12, 31, 0.9);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
}

.brand {
  font-weight: 600;
  letter-spacing: 0.08em;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 1.5rem;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--muted);
  font-weight: 500;
  transition: color 0.2s ease;
}

.nav-links a:hover,
.nav-links a:focus {
  color: var(--accent);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 0.3rem;
  background: none;
  border: 1px solid var(--border);
  padding: 0.4rem 0.6rem;
  border-radius: 6px;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
  margin-top: auto;
}

h1 {
  font-size: clamp(2.25rem, 5vw, 4rem);
  line-height: 1.1;
  margin-bottom: 1rem;
}

.eyebrow {
  color: var(--accent);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.lede {
  color: var(--muted);
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

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

.btn {
  padding: 0.85rem 1.5rem;
  border-radius: 999px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.btn.primary {
  background: var(--accent);
  color: #051025;
}

.btn.primary:hover {
  background: var(--accent-dark);
}

.btn.secondary {
  border-color: var(--border);
  color: var(--text);
}

.btn.secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.panel {
  padding: 4rem clamp(1rem, 4vw, 5rem);
  background: var(--bg);
}

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

.section-header {
  margin-bottom: 2rem;
}

.section-header h2 {
  margin: 0.5rem 0 0;
  font-size: clamp(1.8rem, 3vw, 2.5rem);
}

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

.grid.two {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid.three {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.card {
  background: var(--card);
  padding: 1.5rem;
  border-radius: 1rem;
  border: 1px solid var(--border);
  box-shadow: 0 10px 30px rgba(3, 7, 18, 0.2);
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--accent);
  font-weight: 600;
  margin-top: 1rem;
}

.card-link:hover,
.card-link:focus {
  color: var(--accent-dark);
}

.card.project {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.card-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.timeline {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.timeline-item {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  background: var(--card-alt);
  padding: 1.5rem;
  border-radius: 1rem;
  border: 1px solid var(--border);
}

.timeline-badge {
  font-weight: 700;
  color: var(--accent);
}

.meta {
  color: var(--muted);
  margin: 0.25rem 0 0.75rem;
}

.journey {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.journey article {
  background: var(--card);
  border-radius: 1rem;
  padding: 1.5rem;
  border: 1px solid var(--border);
}

.company {
  font-weight: 600;
  margin: 0.25rem 0;
}

.carousel {
  position: relative;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.carousel-track {
  overflow: hidden;
  display: flex;
  gap: 1rem;
  scroll-behavior: smooth;
  width: 100%;
}

.carousel-card {
  min-width: 280px;
  background: var(--card);
  border-radius: 1rem;
  border: 1px solid var(--border);
  padding: 1.5rem;
  flex: 0 0 calc(33.333% - 1rem);
}

.carousel-card p {
  margin: 0.5rem 0 0;
  color: var(--muted);
}

.carousel-card.linkedin-embed {
  padding: 0;
  overflow: hidden;
}

.carousel-card.linkedin-embed iframe {
  width: 100%;
  min-height: 320px;
  border: none;
  display: block;
  border-radius: 1rem 1rem 0 0;
}

.embed-caption {
  padding: 1rem 1.25rem 1.25rem;
  margin: 0;
  color: var(--muted);
}

.carousel-empty {
  color: var(--muted);
  padding: 1rem;
}

.carousel-control {
  background: none;
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 44px;
  height: 44px;
  color: var(--text);
  font-size: 1.5rem;
  cursor: pointer;
}

.carousel-control:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.carousel-note {
  color: var(--muted);
  margin-top: 1rem;
}

.contact-card {
  background: var(--card);
  border-radius: 1rem;
  padding: 2rem;
  border: 1px solid var(--border);
  max-width: 640px;
}

.contact-links {
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.linkedin-link {
  gap: 0.5rem;
}

.linkedin-link .icon {
  display: block;
}

.topmate-note {
  margin-top: 1rem;
  color: var(--muted);
}

.footer {
  text-align: center;
  padding: 2rem 1rem 3rem;
  background: #050c1f;
  color: var(--muted);
  font-size: 0.9rem;
}

.topmate-link {
  background: #FFA500 !important;
}

@media (max-width: 768px) {
  .nav-links {
    position: absolute;
    top: 70px;
    right: 1rem;
    background: var(--card);
    padding: 1rem 1.5rem;
    border-radius: 0.75rem;
    flex-direction: column;
    display: none;
    box-shadow: 0 15px 30px rgba(2, 6, 23, 0.3);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-toggle {
    display: flex;
  }

  .hero {
    padding-top: 1.5rem;
  }

  .carousel-card {
    flex-basis: 80%;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}