@import url('https://fonts.googleapis.com/css2?family=Fira+Sans:ital,wght@0,400;0,500;0,600;1,400&display=swap');

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

:root {
  --bg:      #fff;
  --surface: #f6f6f6;
  --border:  #e0e0e0;
  --text:    #1c1c1c;
  --muted:   #717171;
  --radius:  6px;
  --max:     55%;
}

@media (max-width: 768px) {
  :root { --max: 90%; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .comp-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .nav-links { gap: 20px; }
  nav { padding: 0 20px; }
  .wrap { padding: 32px 20px 70px; }
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg:      #1d1e20;
    --surface: #272729;
    --border:  #3a3a3c;
    --text:    #d4d4d4;
    --muted:   #909090;
  }
}

body {
  font-family: "Fira Sans", -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 20px;
  line-height: 1.6;
  word-break: break-word;
  background: var(--bg);
  color: var(--text);
}

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

/* ── Nav ── */
header {
  border-bottom: 1px solid var(--border);
  padding: 0;
}
nav {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 30px;
  height: 70px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.nav-name {
  font-size: 1.2rem;
  font-weight: 500;
  letter-spacing: -.01em;
}
.nav-links { display: flex; gap: 30px; }
.nav-links a {
  font-size: 1rem;
  color: var(--muted);
  font-weight: 400;
}
.nav-links a:hover { color: var(--text); }

/* ── Main wrap ── */
main { min-height: 80vh; }
.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 50px 30px 100px;
}

hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 40px 0;
}

/* ── Hero ── */
.hero { margin-bottom: 32px; }
.hero-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  margin-bottom: 16px;
}
.hero-text { flex: 1; }
.avatar {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border);
  flex-shrink: 0;
}
.hero h1 {
  font-size: 1.8rem;
  font-weight: 600;
  letter-spacing: -.02em;
  line-height: 1.3;
  margin-bottom: 8px;
}
.hero-sub {
  font-size: 1rem;
  color: var(--muted);
  max-width: 520px;
  line-height: 1.7;
}

/* ── Tags / buttons ── */
.tag-row { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 10px; }
.tag {
  font-size: .85rem;
  font-family: "Fira Sans", sans-serif;
  padding: 3px 10px;
  border-radius: 20px;
  border: 1px solid var(--border);
  color: var(--muted);
  line-height: 1.6;
}
.btn-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }
.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  border: 1px solid var(--border);
  color: var(--muted);
  transition: color .15s, border-color .15s;
}
.icon-btn:hover { color: var(--text); border-color: var(--text); }
.icon-btn svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* ── Stats ── */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 40px;
}
.stat {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 18px 14px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.stat-n {
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -.01em;
}
.stat-l {
  font-size: .85rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .04em;
}

/* ── Sections ── */
.proj-section { margin-bottom: 8px; }
.section-meta { margin-bottom: 16px; }
.eyebrow {
  font-size: .82rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
  display: block;
  margin-bottom: 4px;
}
.section-meta h2 {
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: -.01em;
  margin-bottom: 4px;
}
.section-meta p {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.65;
}

/* ── Cards ── */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }

.card {
  display: block;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  transition: border-color .15s, box-shadow .15s;
}
.card:hover {
  border-color: var(--muted);
  box-shadow: 0 1px 6px rgba(0,0,0,.06);
}
.card-featured {
  border: 1.5px solid var(--text);
}
.card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 6px;
}
.card-title {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -.01em;
}
.badge {
  font-size: .78rem;
  padding: 2px 8px;
  border-radius: 20px;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--muted);
  white-space: nowrap;
  font-family: "Fira Sans", sans-serif;
}
.card-desc {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 10px;
}

/* ── Experience ── */
.exp-list { border-top: 1px solid var(--border); }
.exp-item {
  display: flex;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}
.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text);
  margin-top: 7px;
  flex-shrink: 0;
}
.exp-title {
  font-size: 1rem;
  font-weight: 600;
}
.exp-sub {
  font-size: 1rem;
  color: var(--muted);
  margin-top: 3px;
  line-height: 1.6;
}

/* ── Footer ── */
footer { border-top: 1px solid var(--border); }
.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 20px 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1rem;
  color: var(--muted);
}
.footer-links { display: flex; gap: 16px; }
.footer-links a:hover { color: var(--text); }

/* ── Post list ── */
.post-list { list-style: none; border-top: 1px solid var(--border); }
.post-item {
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
}
.post-item-top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 4px;
}
.post-item a { font-size: 1rem; font-weight: 600; }
.post-item a:hover { color: var(--muted); }
.post-date { font-size: .85rem; color: var(--muted); white-space: nowrap; }
.post-snippet { font-size: 1rem; color: var(--muted); line-height: 1.6; margin-bottom: 6px; }
.post-tags { display: flex; flex-wrap: wrap; gap: 5px; }

/* ── Single post ── */
.post-wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 50px 30px 100px;
}
.post-wrap h1 {
  font-size: 1.8rem;
  font-weight: 600;
  letter-spacing: -.02em;
  line-height: 1.3;
  margin-bottom: 8px;
}
.post-meta { font-size: 1rem; color: var(--muted); margin-bottom: 32px; }
.post-content { line-height: 1.8; }
.post-content h2 {
  font-size: 1.2rem;
  font-weight: 600;
  margin: 2rem 0 .5rem;
  letter-spacing: -.01em;
}
.post-content p { margin-bottom: 1rem; }
.post-content img {
  max-width: 100%;
  width: auto;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  display: block;
  margin: 1.5rem auto;
}
.post-content figure {
  margin: 1.5rem 0;
  text-align: center;
}
.post-content figcaption {
  font-style: italic;
  font-size: 1rem;
  color: var(--muted);
  margin-top: 6px;
}
.post-content code {
  font-family: "Fira Code", "Fira Mono", monospace;
  font-size: .82em;
  background: var(--surface);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid var(--border);
}
.post-content pre {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  overflow-x: auto;
  margin-bottom: 1rem;
  font-size: .82em;
}
.post-content pre code {
  background: none;
  border: none;
  padding: 0;
}

/* ── Featured project block ── */
.featured-block { margin-bottom: 8px; }
.featured-title {
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: -.01em;
  line-height: 1.4;
  margin: 6px 0 10px;
}
.featured-title a { color: var(--text); }
.featured-title a:hover { color: var(--muted); }
.featured-desc {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.7;
  max-width: 620px;
  margin-bottom: 16px;
}

/* ── Component repo cards ── */
.comp-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
.comp-card {
  display: block;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  transition: border-color .15s;
}
.comp-card:hover { border-color: var(--text); }
.comp-title {
  font-size: 1rem;
  font-weight: 600;
  display: block;
  margin-bottom: 5px;
}
.comp-desc {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 10px;
}

/* ── Table ── */
.post-content table {
  width: 100%;
  border-collapse: collapse;
  font-size: .85em;
  margin: 1.5rem 0;
}
.post-content th {
  text-align: left;
  font-weight: 600;
  padding: 8px 12px;
  border-bottom: 2px solid var(--border);
  color: var(--text);
  white-space: nowrap;
}
.post-content td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  color: var(--muted);
  vertical-align: top;
}
.post-content tr:last-child td { border-bottom: none; }
.post-content tr:hover td { background: var(--surface); }

/* ── References ── */
.ref-list {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}
.ref-heading {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--muted);
  margin-bottom: 1rem;
}
.ref-item {
  display: flex;
  gap: 10px;
  margin-bottom: .6rem;
  font-size: 1rem;
  line-height: 1.6;
}
.ref-num {
  color: var(--muted);
  flex-shrink: 0;
  font-variant-numeric: tabular-nums;
  min-width: 28px;
}
.ref-text a {
  color: var(--muted);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.ref-text a:hover { color: var(--text); }
.cite-link {
  font-size: .8em;
  color: var(--muted);
  text-decoration: none;
  vertical-align: super;
}
.cite-link:hover { color: var(--text); }

/* ── Image zoom ── */
.post-content figure.img-figure {
  display: block;
  margin: 1.5rem auto;
  text-align: center;
}
.post-content figure.img-figure img {
  max-width: 100%;
  height: auto;
  border-radius: 6px;
  border: 1px solid var(--border);
  display: inline-block;
  cursor: zoom-in;
  transition: opacity .15s;
}
.post-content figure.img-figure img:hover { opacity: .85; }
.post-content figure.img-figure figcaption {
  font-size: 1rem;
  color: var(--muted);
  margin-top: 6px;
  font-style: italic;
  text-align: center;
}