:root {
  --max-width: 1080px;
  --radius: 16px;
  --radius-sm: 10px;
  --gap: 1.25rem;
  --transition: .2s ease;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

html[data-theme="light"] {
  --bg: #f7f8fb;
  --bg-elevated: #ffffff;
  --text: #14161c;
  --text-muted: #646b78;
  --border: #e4e7ee;
  --accent: #e8672f;
  --accent-2: #f3a56f;
  --accent-contrast: #ffffff;
  --shadow: 0 8px 30px rgba(20,22,28,.07);
  --tag-bg: #f0f2f7;
  --book-bg: #15171c;
}

html[data-theme="dark"] {
  --bg: #0d1016;
  --bg-elevated: #161a22;
  --text: #eef1f6;
  --text-muted: #a0a7b4;
  --border: #282d38;
  --accent: #ff8a52;
  --accent-2: #ffb98f;
  --accent-contrast: #111318;
  --shadow: 0 10px 30px rgba(0,0,0,.38);
  --tag-bg: #222734;
  --book-bg: #0a0c10;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background var(--transition), color var(--transition);
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }
.container { width: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 1.25rem; }

.skip-link {
  position: absolute; left: -999px; top: 0;
  background: var(--accent); color: var(--accent-contrast);
  padding: .55rem 1rem; border-radius: 0 0 8px 0; z-index: 100;
}
.skip-link:focus { left: 0; }

.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav {
  display: flex;
  align-items: center;
  gap: 1rem;
  height: 62px;
}
.brand {
  font-weight: 800;
  letter-spacing: .08em;
  font-size: .95rem;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 9px;
  padding: .28rem .55rem;
  text-decoration: none;
}
.brand:hover { border-color: var(--accent); text-decoration: none; }
.nav-links {
  display: flex;
  gap: 1.15rem;
  list-style: none;
  margin: 0 auto 0 1.35rem;
  padding: 0;
}
.nav-links a {
  color: var(--text-muted);
  font-weight: 550;
  font-size: .92rem;
}
.nav-links a:hover { color: var(--text); text-decoration: none; }

.theme-toggle {
  margin-left: auto;
  cursor: pointer;
  font-size: 1rem;
  color: var(--text);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 39px;
  height: 39px;
  display: grid;
  place-items: center;
  transition: transform var(--transition), border-color var(--transition);
}
.theme-toggle:hover { transform: rotate(-10deg); border-color: var(--accent); }

.hero {
  text-align: center;
  padding: 4.8rem 1.25rem 4rem;
}
.avatar {
  width: 124px;
  height: 124px;
  border-radius: 50%;
  margin: 0 auto 1.4rem;
  object-fit: cover;
  background: var(--bg-elevated);
  border: 3px solid var(--bg-elevated);
  box-shadow: 0 0 0 2px var(--accent), var(--shadow);
}
.hero h1 {
  font-size: clamp(2.45rem, 6vw, 4rem);
  line-height: 1.05;
  letter-spacing: -.045em;
  margin: .2rem 0 .35rem;
}
.hero-tagline {
  margin: 0 0 1.05rem;
  color: var(--accent);
  font-size: 1.22rem;
  font-weight: 700;
}
.hero-bio {
  max-width: 720px;
  margin: 0 auto 1.8rem;
  color: var(--text-muted);
  font-size: 1.02rem;
}
.hero-actions {
  display: flex;
  justify-content: center;
  gap: .75rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}
.social-links {
  display: flex;
  gap: 1rem;
  justify-content: center;
  list-style: none;
  margin: 0;
  padding: 0;
  flex-wrap: wrap;
}
.social-links a {
  color: var(--text-muted);
  font-size: .94rem;
  font-weight: 600;
}
.social-links a:hover { color: var(--accent); text-decoration: none; }

.btn {
  display: inline-block;
  border-radius: var(--radius-sm);
  padding: .66rem 1.15rem;
  font-weight: 700;
  font-size: .93rem;
  border: 1px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.btn:hover { transform: translateY(-2px); text-decoration: none; }
.btn-primary {
  background: var(--accent);
  color: var(--accent-contrast);
  box-shadow: var(--shadow);
}
.btn-ghost {
  background: var(--bg-elevated);
  color: var(--text);
  border-color: var(--border);
}

.section { padding: 2.9rem 1.25rem; }
.section + .section { border-top: 1px solid var(--border); }
.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.45rem;
  flex-wrap: wrap;
}
.section-label {
  display: inline-block;
  margin-bottom: .25rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .1em;
  font-weight: 800;
  font-size: .72rem;
}
.section-head h2 {
  margin: 0;
  font-size: 1.7rem;
  letter-spacing: -.025em;
}
.section-link { font-size: .9rem; font-weight: 650; }
.section-copy {
  max-width: 700px;
  margin: -0.45rem 0 1.5rem;
  color: var(--text-muted);
}
.status {
  color: var(--text-muted);
  font-size: .95rem;
  padding: .45rem 0;
}
.status.hidden { display: none; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: var(--gap);
}
.card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform var(--transition), border-color var(--transition);
}
.card:hover {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--accent) 55%, var(--border));
}
.card a {
  display: flex;
  flex-direction: column;
  height: 100%;
  color: inherit;
  text-decoration: none;
}
.card-media {
  aspect-ratio: 16/9;
  overflow: hidden;
  background:
    radial-gradient(circle at 25% 20%, color-mix(in srgb, var(--accent) 18%, transparent), transparent 40%),
    linear-gradient(135deg, var(--tag-bg), var(--bg-elevated));
  border-bottom: 1px solid var(--border);
}
.card-media img { width: 100%; height: 100%; object-fit: cover; }
.card-body {
  padding: 1.05rem 1.1rem 1.15rem;
  display: flex;
  flex-direction: column;
  gap: .52rem;
  flex: 1;
}
.card-kicker {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .08em;
  font-weight: 800;
  font-size: .69rem;
}
.card-title {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.28;
}
.card-desc {
  margin: 0;
  color: var(--text-muted);
  font-size: .9rem;
  flex: 1;
}
.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .8rem;
  margin-top: .35rem;
  color: var(--text-muted);
  font-size: .8rem;
}
.tags { display: flex; flex-wrap: wrap; gap: .38rem; }
.tag {
  background: var(--tag-bg);
  color: var(--text-muted);
  border-radius: 999px;
  padding: .16rem .5rem;
  font-size: .71rem;
}

.book-card {
  display: grid;
  grid-template-columns: minmax(220px, 300px) 1fr;
  gap: 2rem;
  padding: 1.25rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.book-cover {
  aspect-ratio: 3/4;
  padding: 1.5rem;
  background:
    radial-gradient(circle at 80% 15%, rgba(232,103,47,.23), transparent 28%),
    var(--book-bg);
  color: #fff;
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}
.book-kicker {
  margin-bottom: auto;
  color: #d3d5dc;
  font-size: .84rem;
}
.book-cover strong {
  font-size: 2.55rem;
  line-height: .95;
  letter-spacing: -.05em;
}
.book-rule {
  width: 56px;
  height: 3px;
  margin: 1rem 0;
  background: var(--accent);
}
.book-cover small {
  color: #d3d5dc;
  line-height: 1.35;
}
.book-content {
  align-self: center;
  max-width: 610px;
}
.eyebrow {
  color: var(--accent);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: .72rem;
}
.book-content h3 {
  margin: .45rem 0 .8rem;
  font-size: 2rem;
  line-height: 1.1;
  letter-spacing: -.035em;
}
.book-content p { margin: .65rem 0; }
.muted { color: var(--text-muted); }

.about-card {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 3rem;
  padding: 1.4rem 0;
}
.about-card h2 {
  margin: .3rem 0 0;
  font-size: clamp(1.8rem, 4vw, 2.7rem);
  line-height: 1.12;
  letter-spacing: -.04em;
}
.about-copy { color: var(--text-muted); }
.about-copy p:first-child { margin-top: 0; }
.about-links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 1.3rem;
}
.about-links a {
  color: var(--text);
  font-size: .92rem;
  font-weight: 650;
}

.site-footer {
  border-top: 1px solid var(--border);
  margin-top: 1.5rem;
  padding: 1.9rem 0;
  color: var(--text-muted);
  font-size: .86rem;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.footer-inner p { margin: 0; }

@media (max-width: 760px) {
  .nav-links { display: none; }
  .hero { padding-top: 3.4rem; }
  .book-card { grid-template-columns: 1fr; }
  .book-cover { max-width: 290px; }
  .about-card { grid-template-columns: 1fr; gap: 1.4rem; }
}

@media (max-width: 520px) {
  .container { padding-inline: 1rem; }
  .hero h1 { font-size: 2.55rem; }
  .hero-tagline { font-size: 1.05rem; }
  .section { padding-block: 2.4rem; }
}


.hidden-section { display: none; }

.repo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(255px, 1fr));
  gap: .85rem;
}

.repo-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem 1.05rem;
  min-height: 165px;
  box-shadow: 0 3px 16px rgba(20,22,28,.035);
  transition: border-color var(--transition), transform var(--transition);
}

.repo-card:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--accent) 45%, var(--border));
}

.repo-top {
  display: flex;
  align-items: center;
  gap: .6rem;
  justify-content: space-between;
}

.repo-name {
  font-size: .96rem;
  font-weight: 700;
  color: var(--accent);
  text-decoration: none;
  overflow-wrap: anywhere;
}

.repo-name:hover { text-decoration: underline; }

.repo-visibility {
  flex: 0 0 auto;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: .08rem .42rem;
  font-size: .66rem;
  color: var(--text-muted);
}

.repo-desc {
  min-height: 2.8rem;
  margin: .65rem 0 .75rem;
  color: var(--text-muted);
  font-size: .82rem;
  line-height: 1.45;
}

.repo-topics {
  display: flex;
  flex-wrap: wrap;
  gap: .3rem;
  min-height: 1.25rem;
}

.repo-topic {
  background: var(--tag-bg);
  border-radius: 999px;
  padding: .1rem .42rem;
  color: var(--text-muted);
  font-size: .65rem;
}

.repo-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: .8rem;
  color: var(--text-muted);
  font-size: .7rem;
}

.repo-meta span {
  display: inline-flex;
  align-items: center;
  gap: .28rem;
}

.language-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  display: inline-block;
}

.book-media {
  aspect-ratio: 3 / 4;
  background: var(--tag-bg);
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}

.book-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.book-item {
  max-width: 320px;
}

@media (max-width: 520px) {
  .repo-grid { grid-template-columns: 1fr; }
}


/* Writing: fixed editorial grid, newest six first */
#writing-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

#writing-grid .card {
  min-width: 0;
}

#writing-grid .card-media {
  aspect-ratio: 16 / 9;
}

#writing-grid .card-title {
  font-size: 1rem;
}

#writing-grid .card-desc {
  font-size: .84rem;
  line-height: 1.5;
}

.load-more-wrap {
  display: flex;
  justify-content: center;
  margin-top: 1.35rem;
}

.load-more-btn {
  min-width: 132px;
  cursor: pointer;
}

/* Books */
#books-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.book-item {
  max-width: 100%;
}

.book-media {
  aspect-ratio: 2 / 3;
  background: transparent;
}

.book-media img {
  object-fit: contain;
  background: #fff;
}

@media (max-width: 820px) {
  #writing-grid,
  #books-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  #writing-grid,
  #books-grid {
    grid-template-columns: 1fr;
  }
}