/* ── TWEAKABLE DEFAULTS ── */
:root {
  /* type system */
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --font-prose: 'Newsreader', Georgia, serif;
  --font-ui: 'Inter', system-ui, sans-serif;

  /* light palette — warm off-white, deep ink */
  --bg:        oklch(0.985 0.004 85);
  --bg-alt:    oklch(0.96 0.006 85);
  --ink:       oklch(0.22 0.01 60);
  --ink-soft:  oklch(0.48 0.008 60);
  --ink-dim:   oklch(0.66 0.008 60);
  --rule:      oklch(0.88 0.008 60);
  --rule-soft: oklch(0.94 0.006 60);

  /* accent — single hue, same L/C */
  --accent-hue: 150;
  --accent:       oklch(0.62 0.14 var(--accent-hue));
  --accent-soft:  oklch(0.62 0.14 var(--accent-hue) / 0.12);
  --accent-ink:   oklch(0.38 0.12 var(--accent-hue));

  --radius: 2px;
  --maxw: 720px;
}

[data-theme="dark"] {
  --bg:        oklch(0.19 0.008 80);
  --bg-alt:    oklch(0.23 0.008 80);
  --ink:       oklch(0.92 0.006 80);
  --ink-soft:  oklch(0.72 0.006 80);
  --ink-dim:   oklch(0.56 0.006 80);
  --rule:      oklch(0.32 0.008 80);
  --rule-soft: oklch(0.26 0.008 80);
  --accent:       oklch(0.75 0.13 var(--accent-hue));
  --accent-soft:  oklch(0.75 0.13 var(--accent-hue) / 0.16);
  --accent-ink:   oklch(0.82 0.13 var(--accent-hue));
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
::selection { background: var(--accent); color: var(--bg); }

body {
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background .25s ease, color .25s ease;
}

.page {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 48px 24px 120px;
}

a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--rule);
  transition: color .15s, border-color .15s, background .15s;
}
a:hover {
  color: var(--accent-ink);
  border-bottom-color: var(--accent);
}

/* ── Header ── */
.site-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 36px;
}
.portrait {
  width: 40px; height: 40px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  background: var(--bg-alt);
}
.name-block { flex: 1; min-width: 0; }
.name-block .name {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 6px;
}
.name a { border: none; color: inherit; }
.name .cursor {
  display: inline-block;
  width: 7px; height: 14px;
  background: var(--accent);
  animation: blink 1.1s steps(2) infinite;
  vertical-align: -2px;
}
@keyframes blink { 50% { opacity: 0; } }
.name-block .tag {
  font-size: 11.5px;
  color: var(--ink-dim);
  letter-spacing: 0.02em;
}

.hdr-actions {
  display: flex; gap: 4px;
}
.icon-btn {
  background: transparent;
  border: 1px solid var(--rule);
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 5px 9px;
  cursor: pointer;
  border-radius: var(--radius);
  transition: all .15s;
  text-decoration: none;
  display: inline-block;
}
.icon-btn:hover {
  border-color: var(--accent);
  color: var(--accent-ink);
}

/* ── Nav ── */
nav.main-nav {
  display: flex;
  gap: 4px;
  margin-bottom: 56px;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  padding: 8px 0;
  flex-wrap: wrap;
}
nav.main-nav a {
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--ink-soft);
  padding: 4px 10px;
  border: none;
  border-radius: var(--radius);
  position: relative;
}
nav.main-nav a:hover { color: var(--ink); background: var(--bg-alt); }
nav.main-nav a.active {
  color: var(--accent-ink);
  background: var(--accent-soft);
}
nav.main-nav a .num {
  color: var(--ink-dim);
  margin-right: 4px;
  font-size: 10px;
}

/* ── Hero ── */
.hero {
  margin-bottom: 56px;
}
.hero .eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-dim);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 18px;
  display: flex; align-items: center; gap: 10px;
}
.hero .eyebrow::before {
  content: '';
  width: 24px; height: 1px;
  background: var(--accent);
}
.hero h1 {
  font-family: var(--font-prose);
  font-weight: 400;
  font-size: clamp(24px, 3.5vw, 31px);
  line-height: 1.4;
  letter-spacing: -0.005em;
  color: var(--ink);
  margin-bottom: 20px;
  text-wrap: pretty;
}
.hero h1 em {
  font-style: italic;
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.22em;
}
.hero h1 .caret {
  display: inline-block;
  width: 0.34em;
  height: 0.72em;
  margin-left: 0.18em;
  background: var(--accent);
  animation: blink 1.1s steps(2) infinite;
  vertical-align: -0.04em;
}
.hero .lede {
  font-family: var(--font-prose);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink-soft);
  max-width: 58ch;
  text-wrap: pretty;
}
.hero .lede a {
  color: var(--ink);
  border-bottom: 1px solid var(--rule);
}
.hero .lede a:hover { color: var(--accent-ink); border-color: var(--accent); }

/* page-load reveal — hero + now card only, kept subtle */
@media (prefers-reduced-motion: no-preference) {
  .hero .eyebrow, .hero h1, .hero .lede, .now {
    animation: rise .55s cubic-bezier(.2, .7, .3, 1) backwards;
  }
  .hero h1 { animation-delay: .07s; }
  .hero .lede { animation-delay: .14s; }
  .now { animation-delay: .22s; }
}
@keyframes rise {
  from { opacity: 0; transform: translateY(8px); }
}

/* ── Sections ── */
section { margin-bottom: 56px; }

.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 22px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--rule-soft);
}
.section-head h2 {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--ink-dim);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.section-head .meta {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--ink-dim);
  letter-spacing: 0.06em;
}

/* ── Now card ── */
.now {
  background: var(--bg-alt);
  padding: 20px 22px;
  border-left: 2px solid var(--accent);
  margin-bottom: 48px;
}
.now .now-label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--accent-ink);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 10px;
  display: flex; gap: 8px; align-items: center;
}
.now .dot {
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}
.now ul { list-style: none; padding: 0; }
.now li {
  font-size: 13.5px;
  color: var(--ink);
  margin-bottom: 6px;
  padding-left: 16px;
  position: relative;
}
.now li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent-ink);
  opacity: 0.7;
}
.now li:last-child { margin-bottom: 0; }
.now li em {
  font-family: var(--font-prose);
  font-style: italic;
  color: var(--ink-soft);
  font-size: 13px;
}

/* ── Project list ── */
.projects { display: flex; flex-direction: column; gap: 0; }

.project {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 22px;
  padding: 24px 0;
  border-top: 1px solid var(--rule-soft);
  align-items: start;
  text-decoration: none;
  color: inherit;
  border-bottom: none;
}
.project:last-child { border-bottom: 1px solid var(--rule-soft); }
.project:hover { background: none; }

.project .thumb {
  width: 180px;
  height: 112px;
  background: var(--bg-alt);
  border: 1px solid var(--rule-soft);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color .2s;
  text-decoration: none;
  color: inherit;
}
.project .thumb img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity .25s, transform .4s ease;
}
.project .thumb .no-preview {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-dim);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.project:hover .thumb { border-color: var(--accent); }
.project:hover .thumb img { opacity: 0.95; transform: scale(1.015); }

.project .body { min-width: 0; }
.project .head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 6px;
}
.project .head .title {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -0.005em;
  color: var(--ink);
  text-decoration: none;
  border: none;
}
.project .head .title:hover { color: var(--accent-ink); background: none; }
.project:hover .head .title { color: var(--accent-ink); }

.project .head .year {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-dim);
  letter-spacing: 0.05em;
}
.project .stars-badge {
  display: inline-flex;
  align-items: center;
  height: 20px;
  vertical-align: middle;
  border: none;
}
.project .stars-badge img { height: 20px; display: block; }
.project p.desc {
  font-size: 13px;
  color: var(--ink-soft);
  line-height: 1.6;
  margin-bottom: 10px;
  max-width: 54ch;
}
.project .tags {
  display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 12px;
}
.project .tags span {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-dim);
  letter-spacing: 0.04em;
  padding: 2px 7px;
  background: var(--bg-alt);
  border-radius: 2px;
}
.project .links {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--ink-dim);
}
.project .links a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--rule);
  padding-bottom: 1px;
  transition: color .15s, border-color .15s;
}
.project .links a:hover {
  color: var(--accent-ink);
  border-color: var(--accent);
  background: none;
}
.project .links .sep { color: var(--rule); }

/* ── Home hero project (1 featured) ── */
.project.hero-project {
  grid-template-columns: 360px 1fr;
  gap: 32px;
  padding: 28px 0;
  border-top: 1px solid var(--rule-soft);
  border-bottom: 1px solid var(--rule-soft);
}
.project.hero-project .thumb {
  width: 360px;
  height: 216px;
}
.project.hero-project .head { margin-bottom: 10px; }
.project.hero-project .head .title { font-size: 16px; }
.project.hero-project p.desc {
  font-family: var(--font-prose);
  font-size: 16px;
  line-height: 1.55;
  color: var(--ink-soft);
  max-width: 46ch;
  margin-bottom: 16px;
}

/* ── Writing / Blog ── */
.writing-item {
  padding: 20px 0;
  border-top: 1px solid var(--rule-soft);
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 18px;
  align-items: start;
}
.writing-item:last-child { border-bottom: 1px solid var(--rule-soft); }
.writing-item .year {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-dim);
  padding-top: 4px;
}
.writing-item h3 {
  font-family: var(--font-prose);
  font-weight: 500;
  font-size: 18px;
  line-height: 1.3;
  letter-spacing: -0.005em;
  margin-bottom: 6px;
}
.writing-item h3 a { color: var(--ink); border: none; }
.writing-item:hover h3 a { color: var(--accent-ink); }
.writing-item p {
  font-family: var(--font-prose);
  font-size: 15px;
  color: var(--ink-soft);
  line-height: 1.55;
  max-width: 58ch;
}

/* ── View all ── */
.view-all {
  display: inline-block;
  margin-top: 18px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-dim);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: none;
}
.view-all:hover { color: var(--accent-ink); border: none; }

/* ── Contact / socials ── */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--rule-soft);
  border: 1px solid var(--rule-soft);
}
.contact-grid a {
  background: var(--bg);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  border: none;
  font-family: var(--font-mono);
  transition: background .15s, color .15s;
}
.contact-grid a:hover { background: var(--bg-alt); color: var(--accent-ink); }
.contact-grid a .k {
  font-size: 10px;
  color: var(--ink-dim);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.contact-grid a .v {
  font-size: 13px;
  color: var(--ink);
}
.contact-grid a:hover .v { color: var(--accent-ink); }

/* ── About page prose ── */
.prose {
  font-family: var(--font-prose);
  font-size: 18px;
  line-height: 1.6;
  color: var(--ink);
  max-width: 62ch;
}
.prose p { margin-bottom: 20px; text-wrap: pretty; }
.prose p:first-child::first-line { font-variant: small-caps; letter-spacing: 0.04em; }
.prose a {
  color: var(--accent-ink);
  border-bottom: 1px solid var(--accent-soft);
}
.prose a:hover { border-color: var(--accent); }
.prose .dropcap::first-letter {
  font-size: 3.2em;
  float: left;
  line-height: 0.9;
  padding-right: 8px;
  padding-top: 6px;
  font-weight: 500;
  color: var(--accent-ink);
}
.about-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-dim);
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 4px 16px;
  margin-bottom: 40px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--rule-soft);
}
.about-meta dt {
  color: var(--ink-dim);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 10.5px;
  padding-top: 3px;
}
.about-meta dd {
  color: var(--ink);
  font-size: 13px;
}
.about-meta dd em {
  font-family: var(--font-prose);
  font-style: italic;
  color: var(--ink-soft);
}

/* ── Resume page ── */
.resume-actions {
  display: flex;
  gap: 10px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.pdf-frame-wrap {
  border: 1px solid var(--rule);
  background: var(--bg-alt);
  padding: 4px;
}
.pdf-frame-wrap iframe {
  width: 100%;
  height: 820px;
  border: none;
  background: #fff;
  display: block;
}

/* ── Footer ── */
footer.site-footer {
  margin-top: 80px;
  padding-top: 20px;
  border-top: 1px solid var(--rule-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-dim);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
footer.site-footer a { color: var(--ink-dim); border: none; }
footer.site-footer a:hover { color: var(--accent-ink); }

@media (max-width: 640px) {
  .page { padding: 32px 18px 80px; }
  .project { grid-template-columns: 1fr; gap: 12px; }
  .project .thumb { width: 100%; height: 180px; }
  .project.hero-project { grid-template-columns: 1fr; gap: 16px; }
  .project.hero-project .thumb { width: 100%; height: 200px; }
  .writing-item { grid-template-columns: 1fr; gap: 4px; }
  .contact-grid { grid-template-columns: 1fr; }
  .pdf-frame-wrap iframe { height: 600px; }
}