/* ============================================
   geleus.com — Terminal Aesthetic Resource Center
   ============================================ */

/* --- Font --- */
@font-face {
  font-family: 'JetBrains Mono';
  src: url('/lib/JetBrainsMono/web/woff2/JetBrainsMono-Regular.woff2') format('woff2'),
       url('/lib/JetBrainsMono/web/woff/JetBrainsMono-Regular.woff') format('woff');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'JetBrains Mono';
  src: url('/lib/JetBrainsMono/web/woff2/JetBrainsMono-Bold.woff2') format('woff2'),
       url('/lib/JetBrainsMono/web/woff/JetBrainsMono-Bold.woff') format('woff');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

/* --- Variables --- */
:root {
  --bg: #1d1f21;
  --bg-card: #282a2e;
  --bg-hover: #373b41;
  --text: #c9cacc;
  --text-dim: #969896;
  --green: #2bbc8a;
  --green-hover: #33d49a;
  --pink: #d480aa;
  --pink-hover: #e098be;
  --border: #373b41;
  --font: 'JetBrains Mono', monospace;
  --max-width: 900px;
  --radius: 6px;

  /* contribution levels */
  --contrib-0: #161b22;
  --contrib-1: #0a3d1f;
  --contrib-2: #147a3e;
  --contrib-3: #2bbc8a;
  --contrib-4: #5ae0b0;
}

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

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

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--green); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--green-hover); }

img { max-width: 100%; display: block; }
ul { list-style: none; }

/* --- Layout --- */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 1.5rem; width: 100%; }
main { flex: 1; }

/* --- Header / Nav --- */
header {
  border-bottom: 1px solid var(--border);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 100;
}

header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--green);
  letter-spacing: -0.5px;
}
.logo:hover { color: var(--green-hover); }

nav ul {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

nav a {
  color: var(--text-dim);
  font-size: 0.85rem;
  padding: 0.25rem 0;
  position: relative;
}
nav a:hover,
nav a.active {
  color: var(--green);
}
nav a.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--green);
  border-radius: 1px;
}

nav .external::after {
  content: ' \2197';
  font-size: 0.7rem;
}

/* Hamburger */
.hamburger {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  font-size: 1.4rem;
  cursor: pointer;
  padding: 0.25rem;
  line-height: 1;
}

/* --- Hero Section --- */
.hero {
  padding: 3rem 0 2rem;
}

.hero-heading {
  color: var(--green);
  font-size: 0.9rem;
  font-weight: 400;
  margin-bottom: 1rem;
}
.hero-heading .prompt { color: var(--pink); }

.hero h1 {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.hero .bio {
  color: var(--text-dim);
  font-size: 0.9rem;
  max-width: 600px;
  margin-bottom: 1.5rem;
}

.social-links {
  display: flex;
  gap: 1rem;
}
.social-links a {
  color: var(--text-dim);
  font-size: 1.1rem;
  transition: color 0.2s;
}
.social-links a:hover { color: var(--green); }

/* --- Section Headings --- */
.section-heading {
  color: var(--green);
  font-size: 0.9rem;
  font-weight: 400;
  margin-bottom: 1.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}
.section-heading .prompt { color: var(--pink); }

/* --- Contribution Graph --- */
.contrib-section {
  padding: 2rem 0;
}

.contrib-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.contrib-graph {
  overflow-x: auto;
  padding: 3px;
}

.contrib-grid {
  display: grid;
  grid-template-rows: repeat(7, 10px);
  grid-auto-flow: column;
  grid-auto-columns: 10px;
  gap: 3px;
}

.contrib-cell {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  background: var(--contrib-0);
  cursor: pointer;
  transition: outline 0.15s;
}
.contrib-cell:hover { outline: 1px solid var(--text-dim); outline-offset: 1px; }

.contrib-cell[data-level="1"] { background: var(--contrib-1); }
.contrib-cell[data-level="2"] { background: var(--contrib-2); }
.contrib-cell[data-level="3"] { background: var(--contrib-3); }
.contrib-cell[data-level="4"] { background: var(--contrib-4); }

.contrib-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 0.75rem;
}

.contrib-legend {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.7rem;
  color: var(--text-dim);
}
.contrib-legend .cell {
  width: 10px;
  height: 10px;
  border-radius: 2px;
}

.contrib-tooltip {
  position: fixed;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 0.75rem;
  padding: 0.4rem 0.6rem;
  border-radius: var(--radius);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s;
  z-index: 200;
  white-space: nowrap;
}
.contrib-tooltip.visible { opacity: 1; }

.contrib-summary {
  font-size: 0.75rem;
  color: var(--text-dim);
}

.contrib-loading {
  color: var(--text-dim);
  font-size: 0.85rem;
  padding: 1rem 0;
}

/* --- Weekly Summary Tree --- */
.summary-section {
  padding: 2rem 0;
  overflow-x: hidden;
}

.timeline-tree {
  font-size: 0.85rem;
  line-height: 1.7;
}

.tree-year {
  margin-bottom: 0.5rem;
}

.tree-year-label strong {
  color: #e8bf6a;
  font-size: 0.95rem;
}

.tree-month,
.tree-week {
  margin-left: 1.5rem;
}

.tree-month-name {
  color: #9876aa;
  font-weight: 600;
}

.tree-week-label {
  color: #6a8759;
}

.tree-week-range {
  color: var(--text-dim);
  font-size: 0.8rem;
}

.tree-node {
  cursor: pointer;
  color: var(--text);
  padding: 0.2rem 0.4rem;
  margin-left: -0.4rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  user-select: none;
  border-radius: 3px;
  transition: background 0.15s, color 0.15s;
}
.tree-node:hover {
  color: var(--green-hover);
  background: rgba(43, 188, 138, 0.05);
}

.tree-year-label {
  cursor: default;
}
.tree-year-label:hover {
  color: var(--text);
}

.tree-chevron {
  width: 1rem;
  text-align: center;
  font-size: 0.7rem;
  color: var(--text-dim);
  flex-shrink: 0;
  transition: color 0.15s, transform 0.2s ease;
}
.tree-node:hover .tree-chevron { color: var(--green); }

.tree-connector {
  color: var(--border);
  font-family: var(--font);
  white-space: pre;
  flex-shrink: 0;
}

.tree-children {
  overflow: hidden;
  max-height: 2000px;
  transition: max-height 0.3s ease, opacity 0.2s ease;
  opacity: 1;
}

.collapsed > .tree-children {
  max-height: 0;
  opacity: 0;
  pointer-events: none;
}

.tree-stats {
  font-size: 0.65rem;
  color: var(--green);
  background: rgba(43, 188, 138, 0.08);
  border: 1px solid rgba(43, 188, 138, 0.2);
  border-radius: 3px;
  padding: 0.1rem 0.45rem;
  margin-left: 0.5rem;
  letter-spacing: 0.02em;
}

.tree-repo {
  margin-left: 1.5rem;
  color: var(--text-dim);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
  padding: 0.15rem 0;
}

.tree-org {
  color: #cc7832;
  font-weight: 600;
  font-size: 0.85rem;
}

.tree-repo-name {
  color: var(--green);
  font-weight: 600;
}

.tree-repo-children {
  width: 100%;
  margin-left: 1.5rem;
}

.tree-highlight {
  color: var(--text);
  font-size: 0.8rem;
  padding: 0.1rem 0;
  transition: color 0.15s;
  word-break: break-word;
}
.tree-highlight:hover {
  color: #e0e0e0;
}
.tree-highlight .tree-connector {
  color: var(--border);
}

.tree-pr {
  color: var(--pink);
  font-size: 0.78rem;
}

.tree-tags {
  font-size: 0.7rem;
  color: var(--text-dim);
}

.tree-lang-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  display: inline-block;
  margin-right: 0.2rem;
  box-shadow: 0 0 3px currentColor;
}

.tree-week-langs {
  display: inline-flex;
  gap: 0.5rem;
  margin-left: 0.5rem;
}

.tree-lang-tag {
  font-size: 0.65rem;
  color: var(--text-dim);
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
}

.tree-summary {
  margin: 0.5rem 0 0.75rem 1.5rem;
  font-size: 0.8rem;
  color: var(--text-dim);
  font-style: italic;
  border-left: 2px solid rgba(43, 188, 138, 0.3);
  padding-left: 0.75rem;
  line-height: 1.6;
}

.tree-meta {
  margin-top: 1rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
  font-size: 0.7rem;
  color: var(--text-dim);
}

.tree-empty {
  color: var(--text-dim);
  font-size: 0.85rem;
  padding: 1rem 0;
}

/* --- Nav Cards --- */
.nav-cards {
  padding: 2rem 0 3rem;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.nav-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: border-color 0.2s, transform 0.2s;
  display: block;
  color: var(--text);
}
.nav-card:hover {
  border-color: var(--green);
  transform: translateY(-2px);
  color: var(--text);
}

.nav-card .card-icon {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
  color: var(--green);
}
.nav-card h3 {
  font-size: 0.95rem;
  margin-bottom: 0.35rem;
  font-weight: 600;
}
.nav-card p {
  font-size: 0.8rem;
  color: var(--text-dim);
  line-height: 1.5;
}

/* --- Repo Cards (Goodies page) --- */
.goodies-section {
  padding: 2rem 0 3rem;
}

.repo-grid {
  display: grid;
  gap: 1rem;
}

.repo-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  transition: border-color 0.2s;
}
.repo-card:hover { border-color: var(--green); }

.repo-card h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}
.repo-card h3 a { color: var(--text); }
.repo-card h3 a:hover { color: var(--green); }

.repo-card .description {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-bottom: 0.75rem;
  line-height: 1.5;
}

.repo-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-bottom: 0.75rem;
  align-items: center;
}

.repo-meta .lang-badge {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}
.repo-meta .lang-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.repo-meta .stat {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.clone-row {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.clone-url {
  flex: 1;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.4rem 0.6rem;
  font-size: 0.75rem;
  color: var(--text-dim);
  font-family: var(--font);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.clone-btn {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-dim);
  padding: 0.4rem 0.6rem;
  cursor: pointer;
  font-size: 0.8rem;
  transition: border-color 0.2s, color 0.2s;
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-family: var(--font);
}
.clone-btn:hover { border-color: var(--green); color: var(--green); }
.clone-btn.copied { border-color: var(--green); color: var(--green); }

/* Expand/collapse README button */
.repo-expand-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 0.75rem;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-dim);
  font-family: var(--font);
  font-size: 0.75rem;
  padding: 0.3rem 0.6rem;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}
.repo-expand-btn:hover { border-color: var(--green); color: var(--green); }
.repo-expand-btn.expanded { border-color: var(--green); color: var(--green); }

/* Expanded README content */
.repo-readme {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.readme-error {
  color: var(--pink);
  font-size: 0.8rem;
}

.goodies-loading {
  color: var(--text-dim);
  font-size: 0.85rem;
  padding: 2rem 0;
  text-align: center;
}

.goodies-error {
  color: var(--pink);
  font-size: 0.85rem;
  padding: 2rem 0;
  text-align: center;
}

/* --- Blog --- */
.blog-section {
  padding: 2rem 0 3rem;
}

.blog-loading,
.blog-error {
  font-size: 0.85rem;
  padding: 2rem 0;
  text-align: center;
}
.blog-loading { color: var(--text-dim); }
.blog-error { color: var(--pink); }

/* Empty state (reused when 0 posts) */
.empty-state {
  text-align: center;
  padding: 4rem 1rem;
  color: var(--text-dim);
}

.empty-state .cursor-block {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--green);
}

.empty-state .cursor-blink {
  display: inline-block;
  width: 10px;
  height: 1.5rem;
  background: var(--green);
  margin-left: 0.25rem;
  vertical-align: middle;
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.empty-state p {
  font-size: 0.85rem;
  max-width: 400px;
  margin: 0 auto;
  line-height: 1.6;
}

/* Blog listing grid */
.blog-grid {
  display: grid;
  gap: 1rem;
}

.blog-card {
  display: block;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  transition: border-color 0.2s, transform 0.2s;
  color: var(--text);
}
.blog-card:hover {
  border-color: var(--green);
  transform: translateY(-2px);
  color: var(--text);
}

.blog-card-date {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-bottom: 0.35rem;
}

.blog-card h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.blog-card-excerpt {
  font-size: 0.8rem;
  color: var(--text-dim);
  line-height: 1.5;
  margin-bottom: 0.75rem;
}

/* Tags */
.blog-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.blog-tag {
  font-size: 0.7rem;
  color: var(--green);
  background: rgba(43, 188, 138, 0.1);
  border: 1px solid rgba(43, 188, 138, 0.25);
  border-radius: 3px;
  padding: 0.15rem 0.45rem;
}

/* --- Post reader --- */
.post-article {
  max-width: 720px;
}

.post-header {
  padding-bottom: 1.25rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.post-header h1 {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

.post-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.post-meta time {
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* Post content — markdown rendering */
.post-content {
  line-height: 1.75;
  font-size: 0.9rem;
}

.post-content h2 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  margin: 2rem 0 0.75rem;
}

.post-content h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
  margin: 1.5rem 0 0.5rem;
}

.post-content h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  margin: 1.25rem 0 0.5rem;
}

.post-content p {
  margin-bottom: 1rem;
}

.post-content a {
  color: var(--green);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.post-content a:hover { color: var(--green-hover); }

.post-content ul,
.post-content ol {
  margin: 0 0 1rem 1.5rem;
  list-style: disc;
}
.post-content ol { list-style: decimal; }

.post-content li {
  margin-bottom: 0.35rem;
}

.post-content code {
  font-family: var(--font);
  font-size: 0.85em;
  background: var(--bg-hover);
  padding: 0.15rem 0.35rem;
  border-radius: 3px;
}

.post-content pre {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  overflow-x: auto;
  margin-bottom: 1rem;
}

.post-content pre code {
  background: none;
  padding: 0;
  font-size: 0.82rem;
  line-height: 1.6;
}

/* Override hljs theme bg to match site palette */
.post-content pre code.hljs {
  background: transparent;
  padding: 0;
}

.post-content blockquote {
  border-left: 3px solid var(--green);
  padding: 0.5rem 1rem;
  margin: 0 0 1rem;
  color: var(--text-dim);
  background: rgba(43, 188, 138, 0.05);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.post-content blockquote p:last-child { margin-bottom: 0; }

.post-content img {
  border-radius: var(--radius);
  margin: 1rem 0;
}

.post-content hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2rem 0;
}

.post-content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1rem;
  font-size: 0.85rem;
}

.post-content th,
.post-content td {
  border: 1px solid var(--border);
  padding: 0.5rem 0.75rem;
  text-align: left;
}

.post-content th {
  background: var(--bg-card);
  font-weight: 600;
}

/* Post footer */
.post-footer {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
}

.back-link {
  font-size: 0.85rem;
  color: var(--text-dim);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.back-link:hover { color: var(--green); }

/* --- Footer --- */
footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem 0;
  margin-top: auto;
}

footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: var(--text-dim);
}

footer a { color: var(--text-dim); }
footer a:hover { color: var(--green); }

/* --- Mobile --- */
@media (max-width: 640px) {
  .hamburger { display: block; }

  nav ul {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 1rem 1.5rem;
    gap: 0.75rem;
  }
  nav ul.open { display: flex; }

  nav a { font-size: 1rem; }

  header .container { position: relative; }

  .hero h1 { font-size: 1.4rem; }

  .cards-grid {
    grid-template-columns: 1fr;
  }

  .contrib-grid {
    gap: 2px;
  }
  .contrib-cell {
    width: 8px;
    height: 8px;
  }
  .contrib-grid {
    grid-template-rows: repeat(7, 8px);
    grid-auto-columns: 8px;
  }

  /* Blog post reader */
  .post-header h1 { font-size: 1.25rem; }
  .post-content { font-size: 0.85rem; }
  .post-content h2 { font-size: 1.1rem; }
  .post-content h3 { font-size: 0.95rem; }
  .post-content pre { padding: 0.75rem; }

  /* Tree timeline — reduce nesting depth */
  .timeline-tree { font-size: 0.82rem; }

  .tree-month,
  .tree-week { margin-left: 0.75rem; }
  .tree-repo { margin-left: 0.75rem; }
  .tree-repo-children { margin-left: 0.75rem; }
  .tree-summary { margin-left: 0.75rem; padding-left: 0.5rem; }

  /* Hide tree connectors on mobile — indentation alone shows structure */
  .tree-connector { display: none; }

  /* Hide week-level lang tags — already shown per-repo */
  .tree-week-langs { display: none; }

  /* Stats badge stays compact inline */
  .tree-stats {
    font-size: 0.6rem;
    margin-left: 0.35rem;
    padding: 0.05rem 0.35rem;
    white-space: nowrap;
  }

  /* Give tap targets enough height */
  .tree-node { min-height: 2.25rem; padding: 0.3rem 0.4rem; }

  /* Prevent highlight text from getting too cramped */
  .tree-highlight { font-size: 0.78rem; line-height: 1.5; padding-left: 0.5rem; }
  .tree-pr { font-size: 0.76rem; }
  .tree-summary { font-size: 0.78rem; }
  .tree-org { font-size: 0.82rem; }

  /* Reduce section padding on mobile */
  .summary-section { padding: 1.5rem 0; }
  .section-heading { margin-bottom: 1rem; }

  /* Repo cards */
  .clone-url { font-size: 0.7rem; }
  .repo-readme.post-content pre { font-size: 0.75rem; }

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

/* Very small screens (iPhone SE, etc.) */
@media (max-width: 380px) {
  .container { padding: 0 1rem; }

  .tree-month,
  .tree-week { margin-left: 0.5rem; }
  .tree-repo { margin-left: 0.5rem; }
  .tree-repo-children { margin-left: 0.5rem; }
  .tree-summary { margin-left: 0.5rem; }

  .tree-year-label strong { font-size: 0.88rem; }
  .tree-week-label { font-size: 0.78rem; }
  .tree-week-range { font-size: 0.72rem; }
  .tree-stats { font-size: 0.55rem; padding: 0.05rem 0.25rem; }
}