:root {
  --cream: #f7f3ef;
  --cream-dark: #f1e0e2;
  --ink: #1c1917;
  --ink-light: #6b5f59;
  --ink-faint: #a8958f;
  --accent: #b87a85;
  --accent-soft: #f0dfe2;
  --border: #ddd5cb;

  --font-display: 'Playfair Display', Georgia, serif;
  --font-mono: 'DM Mono', 'Courier New', monospace;
  --font-body: 'DM Sans', sans-serif;

  --max-w: 780px;
  --nav-h: 64px;
}

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

html { font-size: 16px; scroll-behavior: smooth; }

body {
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2.5rem;
  background: var(--cream);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.nav-logo .dot { color: var(--accent); }

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-light);
  text-decoration: none;
  letter-spacing: 0.04em;
  transition: color 0.2s;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width 0.25s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--ink);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

main {
  flex: 1;
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
  padding: 4rem 2rem 6rem;
}

h1 {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--ink);
}

h1 em {
  font-style: italic;
  color: var(--accent);
}

h2 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

h3 {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
  text-transform: uppercase;
}

p {
  font-size: 0.95rem;
  color: var(--ink-light);
  line-height: 1.75;
}

.mono {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.03em;
}

.label {
  display: block;
  color: var(--ink-faint);
  margin-bottom: 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  font-size: 0.72rem;
}

.pill {
  display: inline-block;
  padding: 0.45rem 1rem;
  border: 1px solid var(--border);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: 0.03em;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}

.pill:hover {
  background: var(--ink);
  color: var(--cream);
  border-color: var(--ink);
}

.pill.small {
  padding: 0.3rem 0.7rem;
  font-size: 0.7rem;
}

.tag {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  background: var(--accent-soft);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--accent);
  letter-spacing: 0.02em;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.75rem;
}

.page-header {
  margin-bottom: 3.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.page-header h1 { margin-bottom: 0.5rem; }

.page-subtitle {
  color: var(--ink-faint);
  font-size: 0.8rem;
}

.about-main {}

.hero {
  padding: 3rem 0 3rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 3rem;
}

.hero-tag {
  color: var(--accent);
  margin-bottom: 1.25rem;
  display: block;
}

.hero-name {
  margin-bottom: 2rem;
}

.hero-desc {
  max-width: 480px;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-left: 1px solid var(--border);
  border-top: 1px solid var(--border);
  margin-bottom: 3rem;
}

.about-block {
  padding: 1.5rem;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  transition: background 0.2s;
}

.about-block:hover {
  background: var(--cream-dark);
}

.links-row {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 4rem;
}

.projects-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.project-card {
  display: grid;
  grid-template-columns: 60px 1fr auto;
  gap: 1.5rem;
  align-items: start;
  padding: 2rem 0;
  border-bottom: 1px solid var(--border);
  transition: background 0.15s;
}

.project-card:first-child { border-top: 1px solid var(--border); }

.project-card:hover { background: var(--cream-dark); padding-left: 0.5rem; transition: all 0.2s; }

.project-meta {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding-top: 0.25rem;
}

.project-num {
  color: var(--ink-faint);
  font-size: 0.7rem;
}

.project-year {
  color: var(--ink-faint);
  font-size: 0.68rem;
}

.project-title {
  margin-bottom: 0.6rem;
  font-size: 1.3rem;
}

.project-title .arrow {
  color: var(--accent);
  font-style: normal;
}

.project-desc {
  font-size: 0.9rem;
  max-width: 500px;
}

.project-links {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding-top: 0.25rem;
}

.timeline-section {
  margin-bottom: 3.5rem;
}

.section-label {
  margin-bottom: 1.5rem;
  color: var(--ink-faint);
}

.timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.timeline-item {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 2rem;
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--border);
}

.timeline-item:first-child { border-top: 1px solid var(--border); }

.timeline-left {
  padding-top: 0.3rem;
}

.timeline-date {
  color: var(--ink-faint);
  font-size: 0.72rem;
}

.timeline-header {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 0.6rem;
  flex-wrap: wrap;
}

.company {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.02em;
}

.timeline-right p {
  font-size: 0.9rem;
  margin-bottom: 0.4rem;
}

.skills-section {
  margin-bottom: 4rem;
}

.skills-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-left: 1px solid var(--border);
  border-top: 1px solid var(--border);
}

.skill-group {
  padding: 1.25rem 1.5rem;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.skill-cat {
  display: block;
  color: var(--ink-faint);
  margin-bottom: 0.4rem;
  text-transform: uppercase;
  font-size: 0.68rem;
  letter-spacing: 0.07em;
}

.skill-group p {
  font-size: 0.88rem;
}

.page-nav-hint {
  margin-top: 4rem;
  display: flex;
  justify-content: flex-end;
}

.page-nav-hint.between {
  display: flex;
  justify-content: space-between;
}

.page-nav-hint a {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink-light);
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: color 0.2s;
}

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

footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem 2.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

footer .mono {
  color: var(--ink-faint);
  font-size: 0.72rem;
}

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

main > * {
  animation: fadeUp 0.5s ease both;
}

main > *:nth-child(1) { animation-delay: 0.05s; }
main > *:nth-child(2) { animation-delay: 0.12s; }
main > *:nth-child(3) { animation-delay: 0.19s; }
main > *:nth-child(4) { animation-delay: 0.26s; }
main > *:nth-child(5) { animation-delay: 0.33s; }

@media (max-width: 600px) {
  nav { padding: 0 1.25rem; }
  main { padding: 2.5rem 1.25rem 4rem; }

  .about-grid { grid-template-columns: 1fr; }
  .skills-grid { grid-template-columns: 1fr; }

  .project-card {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }
  .project-meta { flex-direction: row; gap: 1rem; }
  .project-links { flex-direction: row; }

  .timeline-item { grid-template-columns: 1fr; gap: 0.5rem; }

  footer { flex-direction: column; gap: 0.5rem; text-align: center; }
}