/* ─────────────────────────────────────────────────────────
   wjdj.ch  —  theme
   Design: Minimal · Dark · Editorial
   ───────────────────────────────────────────────────────── */

/* ── Tokens ─────────────────────────────────────────────── */
:root {
  --bg:           #090c15;
  --bg-surface:   #0c101c;
  --bg-elevated:  #111827;
  --border:       rgba(255,255,255,0.07);
  --border-focus: rgba(56,189,248,0.3);

  --text:         #dce3f0;
  --text-2:       #7a8fa8;
  --text-3:       #3d5166;

  --accent:       #38bdf8;
  --accent-hi:    #7dd3fc;
  --accent-2:     #a78bfa;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', 'SF Mono', Menlo, monospace;

  --radius:    6px;
  --radius-lg: 12px;
  --ease:      0.2s ease;

  --prose-w: 680px;
  --wide-w:  1100px;
}

/* ── Light theme ─────────────────────────────────────────── */
[data-theme="light"] {
  --bg:           #fafbfc;
  --bg-surface:   #f0f2f5;
  --bg-elevated:  #e8eaed;
  --border:       rgba(0,0,0,0.08);
  --border-focus: rgba(2,132,199,0.3);

  --text:         #1a1a2e;
  --text-2:       #5a6a7e;
  --text-3:       #9aa8b8;

  --accent:       #0284c7;
  --accent-hi:    #0369a1;
  --accent-2:     #7c3aed;
}

/* ── Reset ───────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
body, h1, h2, h3, h4, h5, h6, p, ul, ol, figure, blockquote { margin: 0; padding: 0; }
img, video { max-width: 100%; height: auto; display: block; }

/* ── Base ────────────────────────────────────────────────── */
html { scroll-behavior: smooth; }

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Tachyons body-class overrides (Ananke sets these on <body>) */
.avenir        { font-family: var(--font-sans) !important; }
.bg-near-white { background-color: var(--bg) !important; }
.near-white, .white, .white-90, .white-80, .white-70 { color: var(--text) !important; }
.mid-gray, .dark-gray, .near-black { color: var(--text-2) !important; }
.pb7 { padding-bottom: 0 !important; }

main { flex: 1; }

a { color: var(--accent); text-decoration: none; transition: color var(--ease); }
a:hover { color: var(--accent-hi); }

strong { font-weight: 600; }
em { font-style: italic; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-sans);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.025em;
  color: var(--text);
}

/* ── Scroll progress bar ─────────────────────────────────── */
.wjdj-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  background: var(--accent);
  z-index: 200;
  transition: width 0.1s linear;
  width: 0%;
}

/* ── Navigation ──────────────────────────────────────────── */
.wjdj-nav-wrapper {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(9, 12, 21, 0.8);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border);
}

[data-theme="light"] .wjdj-nav-wrapper {
  background: rgba(250, 251, 252, 0.85);
}

.wjdj-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--wide-w);
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 58px;
}

.wjdj-nav-brand {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  letter-spacing: 0.02em;
  transition: color var(--ease);
}
.wjdj-nav-brand::before { content: '>'; color: var(--accent); }
.wjdj-nav-brand:hover { color: var(--accent); }

.wjdj-nav-links {
  display: flex;
  align-items: center;
  gap: 0.1rem;
}

.wjdj-nav-link {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-2);
  text-decoration: none;
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius);
  transition: color var(--ease), background var(--ease);
}
.wjdj-nav-link:hover { color: var(--text); background: var(--bg-elevated); }

/* Ananke social/follow partial — style its output */
.wjdj-nav-links svg { width: 18px; height: 18px; display: block; }
.wjdj-nav-links .social-icon a,
.wjdj-nav-links a[href*="github.com"],
.wjdj-nav-links a[href*="twitter.com"],
.wjdj-nav-links a[href*="mastodon"] {
  display: inline-flex;
  align-items: center;
  color: var(--text-2) !important;
  padding: 0.35rem 0.5rem;
  border-radius: var(--radius);
  transition: color var(--ease), background var(--ease);
}
.wjdj-nav-links a[href*="github.com"]:hover,
.wjdj-nav-links a[href*="twitter.com"]:hover { color: var(--text) !important; background: var(--bg-elevated); }

/* Theme toggle button */
.wjdj-theme-toggle {
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.35rem;
  cursor: pointer;
  color: var(--text-2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: color var(--ease), border-color var(--ease), background var(--ease);
}
.wjdj-theme-toggle:hover { color: var(--text); border-color: var(--border-focus); background: var(--bg-elevated); }
.wjdj-theme-toggle .icon-moon { display: none; }
[data-theme="light"] .wjdj-theme-toggle .icon-moon { display: block; }
[data-theme="light"] .wjdj-theme-toggle .icon-sun { display: none; }

/* Search trigger */
.wjdj-search-trigger {
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.35rem;
  cursor: pointer;
  color: var(--text-2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: color var(--ease), border-color var(--ease), background var(--ease);
}
.wjdj-search-trigger:hover { color: var(--text); border-color: var(--border-focus); background: var(--bg-elevated); }

/* ── Search modal ────────────────────────────────────────── */
.wjdj-search-overlay {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 15vh;
}

.wjdj-search-modal {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 560px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.wjdj-search-input {
  width: 100%;
  padding: 1.25rem 1.5rem;
  font-size: 1.1rem;
  font-family: var(--font-sans);
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  outline: none;
}
.wjdj-search-input::placeholder { color: var(--text-3); }

.wjdj-search-results {
  max-height: 60vh;
  overflow-y: auto;
  padding: 0.5rem 0;
}

.wjdj-search-result {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 1.5rem;
  text-decoration: none;
  color: inherit;
  transition: background var(--ease);
}
.wjdj-search-result:hover { background: var(--bg-elevated); }
.wjdj-search-result .wjdj-post-date { font-size: 0.75rem; }

.wjdj-search-empty {
  padding: 2rem 1.5rem;
  text-align: center;
  color: var(--text-3);
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

/* ── Hero ────────────────────────────────────────────────── */
.wjdj-hero {
  position: relative;
  padding: 6rem 1.5rem 5rem;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}

/* Dot-grid background */
.wjdj-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(56,189,248,0.15) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
  opacity: 0.6;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
}

[data-theme="light"] .wjdj-hero::before {
  background-image: radial-gradient(circle, rgba(2,132,199,0.12) 1px, transparent 1px);
}

/* Bottom fade */
.wjdj-hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 140px;
  background: linear-gradient(transparent, var(--bg));
  pointer-events: none;
}

.wjdj-hero-glow {
  position: absolute;
  top: -80px; left: 50%;
  transform: translateX(-50%);
  width: 700px; height: 400px;
  background: radial-gradient(ellipse at center, rgba(56,189,248,0.07) 0%, transparent 65%);
  pointer-events: none;
}

.wjdj-hero-inner {
  position: relative;
  max-width: var(--wide-w);
  margin: 0 auto;
  z-index: 1;
}

.wjdj-hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.wjdj-hero-eyebrow::before {
  content: '';
  display: inline-block;
  width: 28px; height: 1px;
  background: currentColor;
  flex-shrink: 0;
}

.wjdj-hero-title {
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 800;
  letter-spacing: -0.045em;
  line-height: 1;
  color: var(--text);
  margin-bottom: 1.5rem;
}
.wjdj-hero-title .dot { color: var(--accent); }

.wjdj-hero-desc {
  font-size: 1.125rem;
  color: var(--text-2);
  max-width: 480px;
  line-height: 1.65;
}

/* ── Section scaffold ────────────────────────────────────── */
.wjdj-section {
  max-width: var(--wide-w);
  margin: 0 auto;
  padding: 3.5rem 1.5rem;
}

.wjdj-section-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 1.75rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.wjdj-section-label::after { content: ''; flex: 1; height: 1px; background: var(--border); }

/* ── Post list ───────────────────────────────────────────── */
.wjdj-post-list { list-style: none; }

.wjdj-post-item { border-bottom: 1px solid var(--border); }
.wjdj-post-item:first-child { border-top: 1px solid var(--border); }

.wjdj-post-card {
  display: grid;
  grid-template-columns: 2.5rem 1fr auto;
  align-items: start;
  gap: 1rem;
  padding: 1.1rem 0;
  text-decoration: none;
  color: inherit;
  transition: all var(--ease);
}
.wjdj-post-card:hover { padding-left: 0.5rem; }
.wjdj-post-card:hover .wjdj-post-title { color: var(--accent); }

.wjdj-post-num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-3);
  text-align: right;
  user-select: none;
  padding-top: 0.15rem;
}

.wjdj-post-info {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-width: 0;
}

.wjdj-post-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.01em;
  transition: color var(--ease);
  line-height: 1.4;
}

.wjdj-post-desc {
  font-size: 0.82rem;
  color: var(--text-2);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.wjdj-post-date {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-3);
  white-space: nowrap;
  padding-top: 0.15rem;
}

/* ── Page / Post header ──────────────────────────────────── */
.wjdj-post-header {
  padding: 4.5rem 1.5rem 2.5rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-surface);
}
.wjdj-post-header-inner {
  max-width: var(--prose-w);
  margin: 0 auto;
}

.wjdj-breadcrumb {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-3);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 2.5rem;
  transition: color var(--ease);
}
.wjdj-breadcrumb::before { content: '←'; }
.wjdj-breadcrumb:hover { color: var(--accent); }

.wjdj-post-headline {
  font-size: clamp(1.75rem, 5vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.15;
  margin-bottom: 1.25rem;
}

.wjdj-post-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-3);
}
.wjdj-post-meta .sep {
  width: 3px; height: 3px;
  border-radius: 50%;
  background: var(--text-3);
  opacity: 0.5;
}

/* ── Layout: prose + TOC ─────────────────────────────────── */
.wjdj-layout {
  max-width: var(--wide-w);
  margin: 0 auto;
  padding: 3rem 1.5rem 4rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

/* ── Table of contents ───────────────────────────────────── */
.wjdj-toc {
  display: none; /* hidden on mobile / small screens */
}

@media (min-width: 1024px) {
  .wjdj-layout {
    grid-template-columns: 180px 1fr;
    gap: 3rem;
    align-items: start;
  }

  .wjdj-toc {
    display: block;
    position: sticky;
    top: 80px;
    padding: 1rem 0;
    border-right: 1px solid var(--border);
    max-height: calc(100vh - 100px);
    overflow-y: auto;
  }

  .wjdj-toc-label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--text-3);
    margin-bottom: 0.75rem;
  }

  .wjdj-toc ul {
    list-style: none;
    padding-left: 0;
  }

  .wjdj-toc li {
    margin-bottom: 0.35rem;
  }

  .wjdj-toc a {
    font-size: 0.78rem;
    color: var(--text-3);
    text-decoration: none;
    line-height: 1.5;
    display: block;
    padding: 0.15rem 0;
    transition: color var(--ease);
  }
  .wjdj-toc a:hover { color: var(--accent); }
  .wjdj-toc ul ul { padding-left: 0.75rem; }
  .wjdj-toc ul ul a { font-size: 0.72rem; }
}

/* ── Prose ───────────────────────────────────────────────── */
.wjdj-prose {
  max-width: var(--prose-w);
  margin: 0 auto;
}

.wjdj-prose p {
  font-size: 1.0625rem;
  line-height: 1.82;
  color: var(--text);
  margin-bottom: 1.5em;
}
.wjdj-prose p:last-child { margin-bottom: 0; }

.wjdj-prose h2 {
  font-size: 1.4375rem;
  margin-top: 2.75em;
  margin-bottom: 0.7em;
  padding-bottom: 0.55em;
  border-bottom: 1px solid var(--border);
}
.wjdj-prose h3 {
  font-size: 1.1875rem;
  margin-top: 2.25em;
  margin-bottom: 0.5em;
}
.wjdj-prose h4 {
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--text-2);
  margin-top: 2em;
  margin-bottom: 0.5em;
}

.wjdj-prose ul, .wjdj-prose ol {
  padding-left: 1.5em;
  margin-bottom: 1.5em;
}
.wjdj-prose li {
  margin-bottom: 0.4em;
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--text);
}

.wjdj-prose a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: rgba(56,189,248,0.35);
  text-underline-offset: 3px;
  transition: all var(--ease);
}
.wjdj-prose a:hover {
  color: var(--accent-hi);
  text-decoration-color: var(--accent-hi);
}

.wjdj-prose img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius);
  margin: 2em 0;
  border: 1px solid var(--border);
}

.wjdj-prose figure {
  margin: 2em 0;
}
.wjdj-prose figcaption {
  font-size: 0.85em;
  color: var(--text-3);
  text-align: center;
  margin-top: 0.5em;
}

.wjdj-prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9em;
  margin: 1.5em 0;
}
.wjdj-prose thead {
  border-bottom: 1px solid var(--border);
}
.wjdj-prose th {
  text-align: left;
  color: var(--text-2);
  font-weight: 600;
  padding: 0.5em 0.75em;
  font-size: 0.8em;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.wjdj-prose td {
  padding: 0.5em 0.75em;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  vertical-align: top;
}
.wjdj-prose tr:last-child td {
  border-bottom: none;
}
.wjdj-prose tbody tr:hover td {
  background: var(--bg-elevated);
}

.wjdj-prose hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2.5em 0;
}

.wjdj-prose blockquote {
  border-left: 2px solid var(--accent);
  margin: 2em 0;
  padding: 0.8em 1.5em;
  background: var(--bg-elevated);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-style: italic;
}
.wjdj-prose blockquote p {
  color: var(--text-2);
  margin-bottom: 0;
}

/* ── Code ────────────────────────────────────────────────── */
code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--bg-elevated);
  color: var(--accent);
  padding: 0.15em 0.45em;
  border-radius: 4px;
  border: 1px solid var(--border);
}

pre {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  background: var(--bg-elevated);
  color: var(--text);
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  overflow-x: auto;
  border: 1px solid var(--border);
  line-height: 1.65;
  margin: 1.75em 0;
}
pre code {
  background: none;
  padding: 0;
  border: none;
  color: inherit;
  font-size: inherit;
}

/* ── Tags ────────────────────────────────────────────────── */
.wjdj-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}
.wjdj-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--accent-2);
  background: rgba(167,139,250,0.08);
  border: 1px solid rgba(167,139,250,0.2);
  padding: 0.25rem 0.65rem;
  border-radius: 100px;
  text-decoration: none;
  transition: all var(--ease);
}
.wjdj-tag:hover {
  background: rgba(167,139,250,0.18);
  border-color: rgba(167,139,250,0.45);
  color: var(--accent-2);
}

/* ── Related posts ───────────────────────────────────────── */
.wjdj-related {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.wjdj-related-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 1rem;
}

.wjdj-related-list {
  list-style: none;
}

.wjdj-related-item { border-bottom: 1px solid var(--border); }
.wjdj-related-item:first-child { border-top: 1px solid var(--border); }

.wjdj-related-card {
  display: grid;
  grid-template-columns: 2.5rem 1fr auto;
  align-items: center;
  gap: 1rem;
  padding: 0.85rem 0;
  text-decoration: none;
  color: inherit;
  transition: all var(--ease);
}
.wjdj-related-card:hover { padding-left: 0.5rem; }
.wjdj-related-card:hover .wjdj-post-title { color: var(--accent); }

/* ── Footer ──────────────────────────────────────────────── */
.wjdj-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 1.5rem;
  margin-top: auto;
}
.wjdj-footer-inner {
  max-width: var(--wide-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
.wjdj-footer-copy {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-3);
}
.wjdj-footer-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}
.wjdj-footer-link {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-3);
  text-decoration: none;
  transition: color var(--ease);
}
.wjdj-footer-link:hover { color: var(--accent); }

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 640px) {
  .wjdj-nav { padding: 0 1rem; }
  .wjdj-hero { padding: 4rem 1rem 3.5rem; }
  .wjdj-section { padding: 2.5rem 1rem; }
  .wjdj-post-header { padding: 3rem 1rem 2rem; }
  .wjdj-prose { padding: 2rem 1rem 3rem; }
  .wjdj-post-card { grid-template-columns: 1fr auto; }
  .wjdj-post-num { display: none; }
  .wjdj-footer { padding: 1.5rem 1rem; }
  .wjdj-search-modal { width: 95%; }
}