/* Shared chrome for every Build Log article.
   Tokens are copied verbatim from index.html so the articles and the site
   cannot drift apart again. Article-specific visuals stay in that article's
   own <style> block. */

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

:root {
  --bg: #faf9f7;
  --bg-card: #ffffff;
  --bg-card-hover: #fcfefa;
  --text: #16161a;
  --text-muted: #5c5c63;
  --text-body: #4a4a52;
  --text-dim: #6f6b62;
  /* Brand lime. Fills, borders and rules only - 1.8:1 on white, never text. */
  --accent: #c4f540;
  --accent-ink: #46620a;
  --accent-dim: #f2f8dc;
  --accent-dim-border: #dcecad;
  --accent-dim-ink: #3c5208;
  --border: #e5e3dd;
  --shadow-card: 0 18px 40px #16161a12;
  --radius: 16px;
}

html { scroll-behavior: smooth; overflow-x: hidden; }

body {
  font-family: 'Sora', sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--accent); color: var(--text); }

/* ─── Navigation ─── */
nav {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 100;
  padding: 20px 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  backdrop-filter: blur(20px);
  background: #faf9f7cc;
  border-bottom: 1px solid var(--border);
}

.logo {
  font-family: 'Space Mono', monospace;
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--accent-ink);
  letter-spacing: -1px;
  text-decoration: none;
}

.back-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  transition: color 0.3s;
}
.back-link:hover { color: var(--accent-ink); }

/* ─── Article shell ─── */
article {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin: 0 auto;
  padding: 140px 40px 100px;
}

.article-meta {
  font-family: 'Space Mono', monospace;
  font-size: 0.75rem;
  color: var(--accent-ink);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 20px;
}

article h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -1.5px;
  line-height: 1.2;
  margin-bottom: 24px;
  text-wrap: pretty;
}

.article-subtitle {
  font-size: 1.1rem;
  color: var(--text-body);
  font-weight: 300;
  line-height: 1.7;
  margin-bottom: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--border);
  text-wrap: pretty;
}

/* ─── Body copy ─── */
.article-body h2 {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin: 48px 0 16px;
  text-wrap: pretty;
}

.article-body h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 32px 0 12px;
  text-wrap: pretty;
}

.article-body p {
  font-size: 1rem;
  color: var(--text-body);
  line-height: 1.85;
  margin-bottom: 20px;
  font-weight: 300;
}

.article-body strong { color: var(--text); font-weight: 600; }

.article-body a {
  color: var(--accent-ink);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.article-body code {
  font-family: 'Space Mono', monospace;
  font-size: 0.85rem;
  color: var(--accent-dim-ink);
  background: var(--accent-dim);
  border: 1px solid var(--accent-dim-border);
  padding: 2px 8px;
  border-radius: 4px;
}

.article-body pre {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  overflow-x: auto;
  margin: 24px 0;
}

.article-body pre code {
  background: none;
  border: none;
  padding: 0;
  color: var(--text);
  font-size: 0.82rem;
  line-height: 1.7;
}

.article-body blockquote {
  border-left: 3px solid var(--accent);
  padding: 16px 24px;
  margin: 24px 0;
  background: var(--accent-dim);
  border-radius: 0 10px 10px 0;
}

.article-body blockquote p {
  color: var(--text);
  font-style: italic;
  margin: 0;
}

.article-body ul, .article-body ol {
  padding-left: 24px;
  margin-bottom: 20px;
}

.article-body li {
  font-size: 1rem;
  color: var(--text-body);
  line-height: 1.85;
  font-weight: 300;
  margin-bottom: 8px;
}

.article-body li::marker { color: var(--text-dim); }
.article-body li strong { color: var(--text); }

.article-body hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 48px 0;
}

/* ─── Tags + footer ─── */
.tag-list {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 40px;
}

.tag-list span {
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 4px 12px;
  border-radius: 20px;
  white-space: nowrap;
}

.article-footer {
  margin-top: 60px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.article-footer a {
  color: var(--accent-ink);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  padding: 8px 16px;
  border: 1px solid var(--accent);
  border-radius: 50px;
  transition: all 0.3s;
  white-space: nowrap;
}

.article-footer a:hover {
  background: var(--accent);
  color: var(--text);
}

@media (max-width: 768px) {
  nav { padding: 16px 20px; }
  article { padding: 120px 20px 80px; }
}