:root {
  --bg: #0a0f18;
  --surface: #111827;
  --surface-2: #1e293b;
  --line: #334155;
  --text: #f8fafc;
  --muted: #94a3b8;
  --accent: #28c2a0;
  --accent-2: #e3b341;
  --maxw: 1080px;
  --radius: 4px;
  --mono: "JetBrains Mono", monospace;
  --sans: "Space Grotesk", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.bg-grid {
  position: fixed;
  inset: 0;
  background-image: linear-gradient(rgba(40, 194, 160, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(40, 194, 160, 0.05) 1px, transparent 1px);
  background-size: 32px 32px;
  z-index: -1;
  pointer-events: none;
}

.container {
  width: min(100% - 2.5rem, var(--maxw));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  backdrop-filter: blur(12px);
  background: rgba(10, 15, 24, 0.85);
  border-bottom: 1px solid var(--line);
  z-index: 99;
}

.nav-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.8rem 0;
}

.brand {
  font-family: var(--mono);
  color: var(--accent);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

nav {
  display: flex;
  gap: 1.5rem;
}

nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.85rem;
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: color 150ms ease;
}

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

.hero {
  padding: 6rem 0 3rem;
}

.kicker {
  color: var(--accent-2);
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
  margin-bottom: 0.5rem;
  display: inline-block;
  border-left: 2px solid var(--accent-2);
  padding-left: 0.8rem;
}

h1 {
  margin: 0.5rem 0 1rem;
  font-size: clamp(2.2rem, 7vw, 4.5rem);
  line-height: 0.95;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.lede {
  color: var(--muted);
  max-width: 60ch;
  font-size: 1.15rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin: 2.5rem 0;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  padding: 0.7rem 1.4rem;
  border-radius: var(--radius);
  color: var(--text);
  text-decoration: none;
  font-family: var(--mono);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--surface);
  transition: all 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

.btn:hover {
  border-color: var(--accent);
  box-shadow: 0 0 15px rgba(40, 194, 160, 0.15);
}

.btn.primary {
  background: var(--accent);
  color: #0a0f18;
  font-weight: 700;
  border: none;
}

.btn.primary:hover {
  filter: brightness(1.1);
  box-shadow: 0 0 20px rgba(40, 194, 160, 0.3);
}

.meta-list {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.meta-list li {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  background: var(--bg);
  padding: 1rem;
}

.meta-list span {
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.meta-list strong, .meta-list a {
  color: var(--text);
  font-weight: 600;
  font-family: var(--mono);
  font-size: 0.9rem;
  text-decoration: none;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.impact-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin: 1rem 0 2rem;
}

.impact-strip article {
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: var(--radius);
  padding: 1.2rem;
  border-top: 3px solid var(--accent);
}

.impact-strip h3 {
  margin: 0;
  font-size: 1.8rem;
  color: var(--text);
  font-family: var(--mono);
  font-weight: 700;
}

.impact-strip p {
  margin: 0.2rem 0 0;
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.section {
  padding: 4rem 0;
}

.section-head {
  margin-bottom: 2.5rem;
  border-left: 4px solid var(--accent);
  padding-left: 1.5rem;
}

.section-head h2 {
  margin: 0;
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  text-transform: uppercase;
}

.section-head p {
  margin: 0.3rem 0 0;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.85rem;
  letter-spacing: 0.02em;
}

.timeline-item {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 2rem;
  padding: 1.5rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 1rem;
  transition: border-color 150ms ease;
  overflow-wrap: break-word;
}

.timeline-item:hover {
  border-color: var(--accent);
}

.timeline-meta h3 {
  margin: 0;
  font-size: 1.1rem;
  color: var(--text);
}

.timeline-meta p {
  margin: 0.25rem 0;
  color: var(--accent);
  font-family: var(--mono);
  font-weight: 600;
  font-size: 0.85rem;
}

.timeline-meta time {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--muted);
  display: block;
  margin-top: 0.5rem;
}

.timeline-item ul {
  margin: 0;
  padding-left: 1.2rem;
}

.timeline-item li {
  margin-bottom: 0.5rem;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.2rem;
}

.project-card {
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: var(--radius);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  transition: all 150ms cubic-bezier(0.4, 0, 0.2, 1);
  overflow-wrap: break-word;
}

.project-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px -15px rgba(0, 0, 0, 0.5);
}

.project-card h3 {
  margin: 0 0 1rem;
  font-size: 1.2rem;
  color: var(--text);
}

.stack {
  font-family: var(--mono);
  color: var(--accent-2);
  font-size: 0.75rem;
  margin-top: auto;
  padding-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.project-links {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.project-links a {
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.75rem;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.project-links a:hover {
  text-decoration: underline;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.skills-grid article {
  background: var(--bg);
  padding: 1.5rem;
}

.skills-grid h3 {
  font-family: var(--mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin: 0 0 0.8rem;
}

.skills-grid p {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.9rem;
  color: var(--text);
  line-height: 1.8;
}

.edu-card, .highlights-grid article {
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.highlights-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.2rem;
}

.highlights-grid h3 {
  font-family: var(--mono);
  font-size: 0.9rem;
  color: var(--accent);
  margin: 0 0 0.5rem;
}

.contact {
  padding: 3rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  align-items: center;
  text-align: left;
}

.contact h2 {
  margin: 0;
  font-size: 1.8rem;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: -0.02em;
}

.contact-grid {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.contact-link {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  text-decoration: none;
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.9rem;
  transition: color 150ms ease;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.contact-link span {
  color: var(--accent);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  min-width: 60px;
  flex-shrink: 0;
  padding-top: 0.2rem;
}

.contact-link:hover {
  color: var(--accent);
}

.site-footer {
  padding: 2rem 0;
  color: var(--muted);
  font-size: 0.8rem;
  font-family: var(--mono);
  text-align: center;
}

.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 400ms ease-out, transform 400ms ease-out;
}

.reveal.show {
  opacity: 1;
  transform: translateY(0);
}

/* Arch Diagram Styling */
.arch-diagram {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin: 2.5rem 0;
  padding: 2rem;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.arch-box {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.2rem;
  text-align: center;
  border-top: 3px solid var(--accent);
}

.arch-box h4 {
  margin: 0 0 0.5rem;
  color: var(--accent);
  font-size: 0.8rem;
  font-family: var(--mono);
  text-transform: uppercase;
}

.arch-box p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--muted);
}

.arch-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--line);
  font-family: var(--mono);
  font-size: 1.2rem;
}

@media (max-width: 760px) {
  nav { display: none; }
  .hero { padding-top: 4rem; }
  .timeline-item { grid-template-columns: 1fr; }
  .arch-diagram { grid-template-columns: 1fr; }
  .arch-arrow { transform: rotate(90deg); padding: 0.5rem 0; }
}

@media print {
  /* Print styles are already highly optimized and separate from web aesthetic */
}