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

:root {
  --teal: #1D9E75;
  --teal-dark: #0F6E56;
  --teal-darker: #085041;
  --teal-bg: rgba(29, 158, 117, 0.12);
  --teal-bg-hover: rgba(29, 158, 117, 0.2);
  --text: #e2e2e2;
  --muted: #888;
  --hint: #555;
  --border: #2a2a2a;
  --bg: #0e0e0e;
  --surface: #161616;
  --surface2: #1c1c1c;
  --max-w: 900px;
  --mono: 'JetBrains Mono', 'Fira Code', monospace;
}

body {
  font-family: 'Inter', sans-serif;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
}

/* nav */
header {
  border-bottom: 0.5px solid var(--border);
  background: var(--bg);
}
nav {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.nav-left {
  display: flex;
  align-items: center;
  gap: 0;
}
.nav-path {
  font-family: var(--mono);
  font-size: 16px;
  color: var(--hint);
  margin-right: 8px;
}
.logo {
  font-family: var(--mono);
  font-size: 16px;
  font-weight: 500;
  color: var(--text);
  text-decoration: none;
}
.logo-cursor {
  display: inline-block;
  width: 8px;
  height: 2px;
  background: var(--teal);
  margin-left: 3px;
  vertical-align: middle;
  position: relative;
  top: 4px;
  animation: blink 1.1s step-end infinite;
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}
.nav-links {
  display: flex;
}
.nav-links a {
  font-family: var(--mono);
  font-size: 14px;
  color: var(--muted);
  text-decoration: none;
  padding: 5px 14px;
  border-left: 0.5px solid var(--border);
}
.nav-links a:last-child {
  border-right: 0.5px solid var(--border);
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--teal);
}

/* main container */
main {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* hero */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-bottom: 0.5px solid var(--border);
  margin: 0 -24px;
  padding: 0 24px;
}
.hero-left {
  padding: 72px 40px 64px 0;
  border-right: 0.5px solid var(--border);
  display: flex;
  flex-direction: column;
}
.hero-right {
  padding: 72px 0 64px 40px;
  display: flex;
  flex-direction: column;
}
.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--teal);
  letter-spacing: 0.08em;
  margin-bottom: 16px;
  justify-content: space-between;
}
.hero h1 {
  font-size: 38px;
  font-weight: 500;
  line-height: 1.15;
  color: var(--text);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}
.lead {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
  max-width: 420px;
  margin-bottom: 24px;
}
.hero-divider-line {
  width: 100%;
  height: 0.5px;
  background: var(--border);
  margin-bottom: 20px;
}
.hero-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.hero-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
}
.hero-meta-label {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--hint);
  text-transform: uppercase;
  letter-spacing: 0.07em;
}
.hero-meta-val {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text);
}
.hero-meta-val.status-available { color: var(--teal); }
.hero-meta-dot {
  color: var(--border);
  font-size: 14px;
}
.btn {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--teal);
  background: var(--teal-bg);
  padding: 6px 14px;
  border-radius: 4px;
  text-decoration: none;
  border: 0.5px solid var(--teal-dark);
  align-self: flex-start;
}
.btn:hover { background: var(--teal-bg-hover); }

/* tag cloud */
.tag-cloud-label {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--teal);
  letter-spacing: 0.08em;
  margin-bottom: 20px;
}
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-content: flex-start;
}
.tag-cloud-item {
  font-family: var(--mono);
  font-weight: 500;
  text-decoration: none;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: opacity 0.15s ease, transform 0.15s ease;
  line-height: 1;
}
.tag-cloud-item:hover {
  opacity: 0.8;
  transform: translateY(-1px);
}
.tc-count {
  font-size: 0.75em;
  opacity: 0.6;
}

/* sizes — font and padding scale with post count */
.size-1 { font-size: 11px; padding: 5px 10px; }
.size-2 { font-size: 13px; padding: 6px 12px; }
.size-3 { font-size: 15px; padding: 7px 14px; }
.size-4 { font-size: 17px; padding: 8px 16px; }
.size-5 { font-size: 20px; padding: 9px 18px; }

/* color variants */
.tc-teal    { background: rgba(29,158,117,0.12);  color: #4ecba0; border: 0.5px solid rgba(29,158,117,0.3); }
.tc-blue    { background: rgba(55,138,221,0.12);  color: #6bb3f0; border: 0.5px solid rgba(55,138,221,0.3); }
.tc-purple  { background: rgba(127,119,221,0.12); color: #a89ff0; border: 0.5px solid rgba(127,119,221,0.3); }
.tc-amber   { background: rgba(186,117,23,0.12);  color: #e8a84a; border: 0.5px solid rgba(186,117,23,0.3); }
.tc-coral   { background: rgba(216,90,48,0.12);   color: #f0845a; border: 0.5px solid rgba(216,90,48,0.3); }
.tc-pink    { background: rgba(212,83,126,0.12);  color: #f085aa; border: 0.5px solid rgba(212,83,126,0.3); }
.tc-green   { background: rgba(99,153,34,0.12);   color: #8ecc3e; border: 0.5px solid rgba(99,153,34,0.3); }
.tc-sky     { background: rgba(14,165,233,0.12);  color: #56c2f5; border: 0.5px solid rgba(14,165,233,0.3); }
.tc-rose    { background: rgba(244,63,94,0.12);   color: #fb7185; border: 0.5px solid rgba(244,63,94,0.3); }
.tc-indigo  { background: rgba(99,102,241,0.12);  color: #9b9ef7; border: 0.5px solid rgba(99,102,241,0.3); }
.tc-yellow  { background: rgba(234,179,8,0.12);   color: #f5cc2a; border: 0.5px solid rgba(234,179,8,0.3); }
.tc-cyan    { background: rgba(6,182,212,0.12);   color: #22d3ee; border: 0.5px solid rgba(6,182,212,0.3); }

.tag-cloud-empty {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--hint);
}

/* responsive */
@media (max-width: 600px) {
  .hero { grid-template-columns: 1fr; }
  .hero-left { border-right: none; border-bottom: 0.5px solid var(--border); padding: 40px 0 32px; }
  .hero-right { padding: 32px 0; }
  .hero h1 { font-size: 28px; }
}


/* responsive */
@media (max-width: 600px) {
  .hero-inner { padding: 48px 0; }
  .hero h1 { font-size: 28px; }
  .hero-meta { gap: 8px; }
}


/* meta table */
.meta { display: flex; flex-direction: column; }
.meta-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 0.5px solid var(--border);
}
.meta-row:last-child { border-bottom: none; }
.meta-label {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--hint);
  text-transform: uppercase;
  letter-spacing: 0.07em;
}
.meta-val {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text);
}
.meta-val.status-available { color: var(--teal); }
.meta-val.status-busy { color: #d97706; }

/* section grid */
.section-grid {
  display: grid;
  grid-template-columns: 160px 1fr;
  border-bottom: 0.5px solid var(--border);
  margin: 0 -24px;
}
.section-grid:last-child { border-bottom: none; }
.section-sidebar {
  padding: 28px 24px;
  border-right: 0.5px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.section-num {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--hint);
}
.section-label {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--teal);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.section-content {
  padding: 28px 32px;
}
.section-content h2 {
  font-size: 17px;
  font-weight: 500;
  margin-bottom: 10px;
  color: var(--text);
}
.section-content p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.65;
}

/* blog post grid */
.post-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin: 16px -32px -28px;
  border-top: 0.5px solid var(--border);
}
.post-card {
  padding: 18px 24px;
  border-right: 0.5px solid var(--border);
  border-bottom: 0.5px solid var(--border);
  text-decoration: none;
  color: inherit;
  display: block;
}
.post-card:nth-child(2n) { border-right: none; }
.post-card:hover { background: var(--teal-bg); }
.post-date {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--hint);
  display: block;
  margin-bottom: 6px;
}
.post-card h3 {
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 5px;
  color: var(--text);
}
.post-card p {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.5;
}

.post-list-rows { margin-top: 16px; }

.all-posts-link {
  display: inline-block;
  margin-top: 20px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--teal);
  text-decoration: none;
}
.all-posts-link:hover { text-decoration: underline; }

/* contact */
.contact-links {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 16px;
}
.contact-links a {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--teal);
  background: var(--teal-bg);
  border: 0.5px solid var(--teal-dark);
  padding: 6px 14px;
  border-radius: 3px;
  text-decoration: none;
}
.contact-links a:hover { background: var(--teal-bg-hover); }

/* blog list */
.post-list { padding: 48px 0; }
.post-list h1 {
  font-size: 24px;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--text);
}
.post-list-subtitle {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--hint);
  margin-bottom: 32px;
}
.post-row {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 16px;
  align-items: baseline;
  padding: 14px 0;
  border-bottom: 0.5px solid var(--border);
  text-decoration: none;
  color: inherit;
}
.post-row:first-of-type { border-top: 0.5px solid var(--border); }
.post-row:hover .post-row-title { color: var(--teal); }
.post-row-date {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--hint);
}
.post-row-title { font-size: 15px; color: var(--text); }

/* single post */
.post { padding: 56px 0; max-width: 640px; }
.post-header { margin-bottom: 40px; }
.post-header .post-date {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--teal);
  display: block;
  margin-bottom: 12px;
}
.post-header h1 {
  font-size: 28px;
  font-weight: 500;
  line-height: 1.2;
  color: var(--text);
}
.post-content h2 { font-size: 19px; font-weight: 500; margin: 36px 0 12px; color: var(--text); }
.post-content h3 { font-size: 16px; font-weight: 500; margin: 28px 0 8px; color: var(--text); }
.post-content p { font-size: 15px; margin-bottom: 20px; color: #aaa; line-height: 1.75; }
.post-content a { color: var(--teal); }
.post-content ul, .post-content ol { margin: 0 0 20px 20px; font-size: 15px; color: #aaa; }
.post-content li { margin-bottom: 6px; }
.post-content code {
  font-family: var(--mono);
  font-size: 13px;
  background: var(--surface);
  border: 0.5px solid var(--border);
  padding: 2px 6px;
  border-radius: 3px;
  color: var(--teal);
}
.post-content pre {
  background: var(--surface);
  border: 0.5px solid var(--border);
  padding: 20px;
  border-radius: 6px;
  overflow-x: auto;
  margin-bottom: 24px;
}
.post-content pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: 13px;
  color: var(--text);
}
.post-content blockquote {
  border-left: 2px solid var(--teal);
  padding-left: 16px;
  margin: 0 0 20px;
  color: var(--muted);
  font-style: italic;
}
.back-link {
  display: inline-block;
  margin-top: 48px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--teal);
  text-decoration: none;
}
.back-link:hover { text-decoration: underline; }

/* footer */
footer {
  border-top: 0.5px solid var(--border);
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 24px;
  display: flex;
  justify-content: center;
}
.footer-links {
  display: flex;
  align-items: center;
  gap: 20px;
}
.footer-links a {
  color: var(--text);
  display: flex;
  align-items: center;
  transition: color 0.15s ease;
}
.footer-links a:hover {
  color: var(--teal);
}

/* responsive */
@media (max-width: 600px) {
  .hero { grid-template-columns: 1fr; }
  .hero-left { border-right: none; border-bottom: 0.5px solid var(--border); padding: 32px 0; }
  .hero-right { padding: 24px 0; }
  .section-grid { grid-template-columns: 1fr; }
  .section-sidebar { border-right: none; border-bottom: 0.5px solid var(--border); padding: 16px 0; flex-direction: row; gap: 8px; align-items: center; }
  .post-grid { grid-template-columns: 1fr; }
  .post-card { border-right: none; }
}

/* recent posts section */
.recent-posts {
  padding: 48px 0;
}
.recent-posts-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 28px;
}
.section-tag-mono {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--teal);
  letter-spacing: 0.08em;
}

/* blog feed */
.blog-feed {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.blog-card {
  display: grid;
  grid-template-columns: 280px 1fr;
  border: 0.5px solid var(--border);
  border-bottom: none;
  text-decoration: none;
  color: inherit;
  transition: background 0.15s ease;
}
.blog-card:first-child {
  border-radius: 8px 8px 0 0;
}
.blog-card:last-child {
  border-bottom: 0.5px solid var(--border);
  border-radius: 0 0 8px 8px;
}
.blog-card:only-child {
  border-radius: 8px;
  border-bottom: 0.5px solid var(--border);
}
.blog-card:hover {
  background: var(--surface);
}
.blog-card:hover .blog-card-title {
  color: var(--teal);
}

/* cover image */
.blog-card-cover {
  width: 280px;
  min-height: 180px;
  overflow: hidden;
  border-right: 0.5px solid var(--border);
  flex-shrink: 0;
}
.blog-card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: brightness(0.85);
  transition: filter 0.2s ease;
}
.blog-card:hover .blog-card-cover img {
  filter: brightness(1);
}
.blog-card-cover--placeholder {
  background: var(--surface2);
  display: flex;
  align-items: center;
  justify-content: center;
}
.placeholder-label {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--hint);
  letter-spacing: 0.1em;
}

/* card body */
.blog-card-body {
  padding: 24px 28px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 10px;
}
.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
}
.blog-card-date {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--hint);
}
.blog-card-tags {
  display: flex;
  gap: 6px;
}
.blog-tag {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--teal-dark);
  background: var(--teal-bg);
  border: 0.5px solid var(--teal-dark);
  padding: 2px 8px;
  border-radius: 3px;
}
.blog-card-title {
  font-size: 17px;
  font-weight: 500;
  color: var(--text);
  line-height: 1.3;
  transition: color 0.15s ease;
}
.blog-card-excerpt {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.65;
}
.blog-card-readmore {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--teal);
  margin-top: 4px;
}

/* responsive */
@media (max-width: 600px) {
  .blog-card {
    grid-template-columns: 1fr;
  }
  .blog-card-cover {
    width: 100%;
    min-height: 160px;
    border-right: none;
    border-bottom: 0.5px solid var(--border);
  }
}

/* about page */
.about-page {
  padding-bottom: 64px;
}
.about-hero {
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: 0;
  border-bottom: 0.5px solid var(--border);
  margin: 0 -24px;
  padding: 0 24px;
}
.about-left {
  padding: 56px 48px 56px 0;
  border-right: 0.5px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0;
}
.about-right {
  padding: 56px 0 56px 36px;
  display: flex;
  flex-direction: column;
}
.about-dateline {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--hint);
  margin-bottom: 16px;
}
.about-greeting {
  font-size: 28px;
  font-weight: 500;
  color: var(--text);
  line-height: 1.2;
  margin-bottom: 24px;
}
.about-letter {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.85;
  max-width: 520px;
}
.about-letter p {
  margin-bottom: 18px;
}
.about-letter p:last-child {
  margin-bottom: 0;
}
.about-letter strong {
  color: #bbb;
  font-weight: 500;
}
.about-sign {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--teal);
  margin-top: 28px;
  margin-bottom: 28px;
}
.about-cta { margin-top: 4px; }

/* aside panel */
.aside-block {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 14px 0;
  border-bottom: 0.5px solid var(--border);
}
.aside-label {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--hint);
  text-transform: uppercase;
  letter-spacing: 0.07em;
}
.aside-val {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text);
  line-height: 1.5;
}
.aside-val.status-available { color: var(--teal); }
.aside-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 2px;
}
.aside-tag {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--teal);
  background: var(--teal-bg);
  border: 0.5px solid var(--teal-dark);
  padding: 3px 8px;
  border-radius: 3px;
}
.aside-links {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-top: 2px;
}
.aside-links a {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--teal);
  text-decoration: none;
}
.aside-links a:hover { text-decoration: underline; }

/* experience section */
.about-experience,
.about-skills {
  margin: 0 -24px;
  padding: 36px 24px;
  border-bottom: 0.5px solid var(--border);
}
.about-skills { border-bottom: none; }
.about-section-header {
  margin-bottom: 28px;
}

/* timeline */
.timeline {
  display: flex;
  flex-direction: column;
  gap: 28px;
  max-width: 680px;
}
.timeline-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding-left: 20px;
  border-left: 1px solid var(--border);
  position: relative;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -4px;
  top: 6px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--teal);
  border: 1px solid var(--bg);
}
.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
}
.timeline-role {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
}
.timeline-period {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--hint);
  white-space: nowrap;
}
.timeline-company {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--teal);
}
.timeline-desc {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.65;
  margin-top: 4px;
}

/* skills */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 24px;
  max-width: 680px;
}
.skill-group-label {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--hint);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  display: block;
  margin-bottom: 10px;
}
.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.skill-tag {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text);
  background: var(--surface2);
  border: 0.5px solid var(--border);
  padding: 4px 10px;
  border-radius: 3px;
}

/* responsive */
@media (max-width: 600px) {
  .about-hero { grid-template-columns: 1fr; }
  .about-left { border-right: none; border-bottom: 0.5px solid var(--border); padding: 40px 0; }
  .about-right { padding: 32px 0; }
  .skills-grid { grid-template-columns: 1fr 1fr; }
}

/* avatar */
.about-avatar {
  width: 88px;
  height: 88px;
  border-radius: 6px;
  overflow: hidden;
  border: 0.5px solid var(--border);
}
.about-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.avatar-placeholder {
  width: 100%;
  height: 100%;
  background: var(--surface2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  font-size: 28px;
  font-weight: 500;
  color: var(--teal);
}
.about-status-card {
  border: 0.5px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  padding: 0 16px;
}
.about-status-card .meta-row {
  padding: 10px 0;
  border-bottom: 0.5px solid var(--border);
}

/* about grid — experience + skills */
.about-grid {
  display: flex;
  flex-direction: column;
  margin: 0 -24px;
}
.about-block {
  padding: 36px 24px;
  border-bottom: 0.5px solid var(--border);
}
.about-block:last-child { border-bottom: none; }
.about-block .section-num {
  display: block;
  margin-bottom: 2px;
}
.about-block .section-tag-mono {
  display: block;
  margin-bottom: 24px;
}

/* timeline */
.timeline {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.timeline-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding-left: 16px;
  border-left: 1px solid var(--border);
  position: relative;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -4px;
  top: 6px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--teal);
  border: 1px solid var(--bg);
}
.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
}
.timeline-role {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
}
.timeline-period {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--hint);
  white-space: nowrap;
}
.timeline-company {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--teal);
}
.timeline-desc {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
  margin-top: 4px;
}

/* skills grid */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 20px;
}
.skill-group-label {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--hint);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  display: block;
  margin-bottom: 10px;
}
.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.skill-tag {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text);
  background: var(--surface2);
  border: 0.5px solid var(--border);
  padding: 4px 10px;
  border-radius: 3px;
}

/* responsive */
@media (max-width: 600px) {
  .about-hero { grid-template-columns: 1fr; }
  .about-hero-left { border-right: none; border-bottom: 0.5px solid var(--border); padding: 32px 0; }
  .about-hero-right { padding: 24px 0; }
  .skills-grid { grid-template-columns: 1fr 1fr; }
}

/* tag bar */
.tag-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
}
.tag-pill {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  background: var(--surface);
  border: 0.5px solid var(--border);
  padding: 5px 12px;
  border-radius: 99px;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
}
.tag-pill:hover {
  color: var(--teal);
  border-color: var(--teal-dark);
  background: var(--teal-bg);
}
.tag-pill.active {
  color: var(--teal);
  border-color: var(--teal-dark);
  background: var(--teal-bg);
}
.tag-count {
  font-size: 10px;
  color: var(--hint);
}
.tag-pill.active .tag-count,
.tag-pill:hover .tag-count {
  color: var(--teal-dark);
}

/* post page */
.post-page {
  display: flex;
  flex-direction: column;
}

.post-back-link {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--teal);
  text-decoration: none;
  margin-bottom: 28px;
}
.post-back-link:hover { text-decoration: underline; }

/* post body */
.post-body {
  max-width: 640px;
  margin: 0 auto;
  padding: 52px 0 48px;
  width: 100%;
}
.post-date {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--hint);
  margin-bottom: 12px;
}
.post-title {
  font-size: 32px;
  font-weight: 500;
  color: var(--text);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 0;
}
.post-tag {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--teal);
  background: var(--teal-bg);
  border: 0.5px solid var(--teal-dark);
  padding: 3px 10px;
  border-radius: 3px;
  text-decoration: none;
}
.post-tag:hover { background: var(--teal-bg-hover); }
.post-rule {
  height: 0.5px;
  background: var(--border);
  margin: 24px 0;
}
.post-end-rule {
  height: 0.5px;
  background: var(--border);
  margin: 40px 0 28px;
}

/* post content typography */
.post-content { color: var(--text); }
.post-content h2 {
  font-size: 20px;
  font-weight: 500;
  color: var(--text);
  margin: 40px 0 14px;
}
.post-content h3 {
  font-size: 16px;
  font-weight: 500;
  color: var(--text);
  margin: 28px 0 10px;
}
.post-content p {
  font-size: 15px;
  color: #aaa;
  line-height: 1.85;
  margin-bottom: 22px;
}
.post-content a { color: var(--teal); }
.post-content a:hover { text-decoration: underline; }
.post-content ul,
.post-content ol {
  margin: 0 0 22px 20px;
  font-size: 15px;
  color: #aaa;
  line-height: 1.75;
}
.post-content li { margin-bottom: 6px; }
.post-content blockquote {
  border-left: 2px solid var(--teal);
  padding: 4px 0 4px 16px;
  margin: 0 0 22px;
  color: var(--muted);
  font-style: italic;
  font-size: 15px;
  line-height: 1.7;
}
.post-content code {
  font-family: var(--mono);
  font-size: 13px;
  background: var(--surface);
  border: 0.5px solid var(--border);
  color: var(--teal);
  padding: 2px 6px;
  border-radius: 3px;
}
.post-content pre {
  background: var(--surface);
  border: 0.5px solid var(--border);
  border-left: 2px solid var(--teal);
  padding: 18px 20px;
  border-radius: 0 4px 4px 0;
  overflow-x: auto;
  margin-bottom: 24px;
}
.post-content pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: 13px;
  color: #aaa;
}
.post-content img {
  width: 100%;
  border-radius: 4px;
  margin-bottom: 22px;
  border: 0.5px solid var(--border);
}
.post-content hr {
  border: none;
  border-top: 0.5px solid var(--border);
  margin: 32px 0;
}

/* author card */
.post-author-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  background: var(--surface);
  border: 0.5px solid var(--border);
  border-radius: 6px;
}
.post-author-info {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.post-author-name {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
}
.post-author-role {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--hint);
}
.post-author-links {
  display: flex;
  gap: 12px;
}
.post-author-links a {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--teal);
  text-decoration: none;
}
.post-author-links a:hover { text-decoration: underline; }

/* prev / next footer */
.post-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  border-top: 0.5px solid var(--border);
  margin: 0 0 32px;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
  width: 100%;
}
.post-nav-link {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--teal);
  text-decoration: none;
  max-width: 280px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.post-nav-link:hover { text-decoration: underline; }

/* responsive */
@media (max-width: 600px) {
  .post-title { font-size: 24px; }
  .post-body { padding: 36px 0; }
  .post-footer { flex-direction: column; gap: 12px; align-items: flex-start; }
}

.post-content:empty + .post-end-rule {
  display: none;
}