/* =================================================================
   DevToolGTM Blog · Shared stylesheet
   Editorial reading experience · Fraunces + Manrope + JetBrains Mono
   ================================================================= */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; background: none; border: none; color: inherit; }

:root {
  --ink: #0E0E0E;
  --ink-soft: #2A2826;
  --paper: #FAFAF7;
  --cream: #F4F1EB;
  --cream-2: #ECE7DA;
  --hairline: #D9D5CC;
  --muted: #6B6760;
  --amber: #C2410C;
  --amber-2: #9A3412;
  --teal: #134E4A;
  --serif: "Fraunces", "Lora", Georgia, "Times New Roman", serif;
  --sans: "Manrope", -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: "JetBrains Mono", "Menlo", "Courier New", monospace;
  --italic: "Lora", Georgia, serif;
  --max: 1240px;
  --read: 720px;
  --gut: clamp(20px, 4vw, 56px);
}

body {
  font-family: var(--sans);
  background: var(--paper);
  color: var(--ink);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
::selection { background: var(--amber); color: var(--paper); }

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding-left: var(--gut);
  padding-right: var(--gut);
}
.read {
  max-width: var(--read);
  margin: 0 auto;
  padding-left: var(--gut);
  padding-right: var(--gut);
}

/* ============ NAV ============ */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(250, 250, 247, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--hairline);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
}
.brand {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 10px;
}
.brand-dot {
  width: 10px; height: 10px; background: var(--amber); border-radius: 50%;
  display: inline-block;
}
.brand .dotcom { color: var(--muted); font-weight: 400; }
.nav-links {
  display: flex;
  gap: 28px;
  font-size: 14px;
  font-weight: 500;
}
.nav-links a {
  padding: 4px 0;
  transition: color 0.15s ease;
}
.nav-links a:hover, .nav-links a.active { color: var(--amber); }
.nav-cta {
  background: var(--ink);
  color: var(--paper);
  padding: 9px 18px;
  font-weight: 600;
  font-size: 13.5px;
  transition: background 0.15s ease;
}
.nav-cta:hover { background: var(--amber); }
@media (max-width: 720px) {
  .nav-links { display: none; }
  .brand .dotcom { display: none; }
}

/* ============ ARTICLE HEAD ============ */
.article-head {
  padding-top: clamp(40px, 6vw, 80px);
  padding-bottom: clamp(28px, 4vw, 50px);
}
.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--amber);
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}
.eyebrow::before {
  content: "§"; font-family: var(--serif); font-style: italic; font-size: 16px; color: var(--amber); font-weight: 400;
}
.eyebrow a { color: var(--muted); }
.eyebrow a:hover { color: var(--amber); }
.eyebrow .sep { color: var(--hairline); }

h1.article-title {
  font-family: var(--serif);
  font-size: clamp(36px, 5.5vw, 64px);
  font-weight: 600;
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--ink);
  margin-bottom: 22px;
  max-width: 22ch;
}
h1.article-title em {
  font-style: italic;
  color: var(--amber);
  font-weight: 500;
}
.article-dek {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.4;
  color: var(--ink-soft);
  max-width: 50ch;
  margin-bottom: 32px;
}
.article-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  padding-top: 22px;
  border-top: 1px solid var(--hairline);
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.04em;
}
.article-meta strong {
  color: var(--ink);
  font-weight: 600;
  font-family: var(--sans);
  letter-spacing: 0;
  font-size: 14px;
}
.article-meta .sep { color: var(--hairline); }

/* ============ ARTICLE BODY ============ */
.article-body {
  font-family: var(--serif);
  font-size: 19px;
  line-height: 1.65;
  color: var(--ink);
  padding-top: 32px;
}
.article-body p { margin-bottom: 1.2em; }
.article-body p:first-of-type::first-letter {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 4.6em;
  float: left;
  line-height: 0.9;
  margin: 0.05em 0.12em 0 -0.06em;
  color: var(--amber);
}
.article-body h2 {
  font-family: var(--sans);
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-top: 1.8em;
  margin-bottom: 0.5em;
  color: var(--ink);
}
.article-body h2 em {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 500;
  color: var(--amber);
}
.article-body h3 {
  font-family: var(--sans);
  font-size: clamp(19px, 2.2vw, 22px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.012em;
  margin-top: 1.6em;
  margin-bottom: 0.5em;
  color: var(--ink);
}
.article-body strong { font-weight: 700; font-family: var(--sans); font-size: 0.95em; color: var(--ink); }
.article-body em { font-style: italic; }
.article-body a {
  color: var(--amber-2);
  text-decoration: underline;
  text-decoration-thickness: 1.5px;
  text-underline-offset: 3px;
}
.article-body a:hover { color: var(--amber); }

.article-body ul, .article-body ol {
  margin: 0 0 1.4em 0;
  padding-left: 0;
  list-style: none;
}
.article-body ul li {
  position: relative;
  padding: 5px 0 5px 28px;
  font-size: 18px;
  line-height: 1.55;
}
.article-body ul li::before {
  content: "—";
  position: absolute;
  left: 0;
  top: 5px;
  color: var(--amber);
  font-weight: 700;
  font-family: var(--sans);
}
.article-body ol { counter-reset: list; }
.article-body ol li {
  position: relative;
  padding: 7px 0 7px 36px;
  font-size: 18px;
  line-height: 1.55;
  counter-increment: list;
}
.article-body ol li::before {
  content: counter(list, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 7px;
  font-family: var(--mono);
  font-weight: 700;
  font-size: 14px;
  color: var(--amber);
}

.article-body blockquote {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(22px, 2.3vw, 26px);
  line-height: 1.4;
  color: var(--ink);
  border-left: 3px solid var(--amber);
  padding: 12px 0 12px 28px;
  margin: 1.6em 0;
  letter-spacing: -0.008em;
}

.article-body code {
  font-family: var(--mono);
  font-size: 0.88em;
  background: var(--cream-2);
  padding: 2px 7px;
  border-radius: 3px;
  color: var(--ink);
}
.article-body pre {
  background: var(--ink);
  color: var(--paper);
  padding: 22px 24px;
  margin: 1.4em 0;
  overflow-x: auto;
  border-left: 3px solid var(--amber);
}
.article-body pre code {
  background: transparent;
  padding: 0;
  color: var(--paper);
  font-size: 14px;
  line-height: 1.6;
}
.article-body hr {
  border: none;
  border-top: 1px solid var(--hairline);
  margin: 2.4em 0;
}

/* Callout boxes */
.callout {
  background: var(--cream);
  border: 1px solid var(--hairline);
  border-left: 3px solid var(--amber);
  padding: 22px 26px;
  margin: 1.6em 0;
}
.callout-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--amber);
  font-weight: 700;
  margin-bottom: 8px;
}
.callout p {
  font-size: 16px;
  line-height: 1.55;
  margin-bottom: 0.5em;
}
.callout p:last-child { margin-bottom: 0; }
.callout.dark { background: var(--ink); color: var(--paper); }
.callout.dark p { color: rgba(250,250,247,0.92); }
.callout.dark a { color: var(--amber); }

/* ============ CTA BLOCK ============ */
.cta-block {
  margin-top: 56px;
  padding: 36px 36px 40px;
  background: var(--ink);
  color: var(--paper);
  border-left: 4px solid var(--amber);
}
.cta-block-eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--amber);
  font-weight: 700;
  margin-bottom: 12px;
}
.cta-block h3 {
  font-family: var(--serif);
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}
.cta-block h3 em {
  font-style: italic;
  color: var(--amber);
}
.cta-block p {
  font-size: 16px;
  line-height: 1.55;
  color: rgba(250,250,247,0.82);
  margin-bottom: 22px;
}
.cta-block .btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--amber);
  color: var(--paper);
  font-family: var(--sans);
  font-weight: 700;
  font-size: 15px;
  padding: 15px 26px;
  transition: all 0.18s ease;
}
.cta-block .btn:hover { background: var(--paper); color: var(--ink); }
.cta-block .price-line {
  font-family: var(--mono);
  font-size: 12.5px;
  color: rgba(250,250,247,0.55);
  margin-top: 14px;
  letter-spacing: 0.04em;
}

/* ============ AUTHOR / END NOTE ============ */
.endmatter {
  margin-top: 60px;
  padding-top: 28px;
  border-top: 1px solid var(--hairline);
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 18px;
  align-items: start;
}
.endmatter-avatar {
  width: 64px; height: 64px;
  background: var(--ink); color: var(--paper);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.03em;
}
.endmatter-name {
  font-family: var(--sans);
  font-weight: 700;
  font-size: 17px;
  margin-bottom: 4px;
}
.endmatter-bio {
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--ink-soft);
}
.endmatter-bio a { color: var(--amber-2); text-decoration: underline; text-decoration-thickness: 1.5px; text-underline-offset: 3px; }

/* ============ FOOTER ============ */
footer {
  background: var(--paper);
  border-top: 1px solid var(--hairline);
  padding: 40px 0 32px;
  margin-top: 80px;
  font-size: 13.5px;
  color: var(--muted);
}
.foot-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.foot-brand {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--serif); font-weight: 700; color: var(--ink);
  font-size: 16px;
}
.foot-links { display: flex; gap: 22px; }
.foot-links a:hover { color: var(--amber); }
.foot-copy {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
}

/* ============ BLOG INDEX ============ */
.blog-hero {
  padding-top: clamp(50px, 7vw, 88px);
  padding-bottom: clamp(40px, 5vw, 64px);
  border-bottom: 1px solid var(--hairline);
}
.blog-hero h1 {
  font-family: var(--serif);
  font-size: clamp(48px, 7vw, 88px);
  font-weight: 600;
  line-height: 0.98;
  letter-spacing: -0.035em;
  margin-bottom: 22px;
  max-width: 16ch;
}
.blog-hero h1 em { font-style: italic; color: var(--amber); font-weight: 500; }
.blog-hero p {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.45;
  color: var(--ink-soft);
  max-width: 48ch;
}
.posts {
  padding-top: clamp(40px, 5vw, 64px);
  padding-bottom: clamp(60px, 8vw, 96px);
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}
.post-row {
  display: grid;
  grid-template-columns: 90px 1fr 180px;
  gap: 32px;
  padding: 28px 0;
  border-top: 1px solid var(--hairline);
  align-items: baseline;
}
.post-row:last-child { border-bottom: 1px solid var(--hairline); }
.post-num {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--amber);
  letter-spacing: 0.12em;
}
.post-link h3 {
  font-family: var(--serif);
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.022em;
  margin-bottom: 10px;
  color: var(--ink);
  transition: color 0.15s ease;
}
.post-link h3 em { font-style: italic; color: var(--amber); font-weight: 500; }
.post-row:hover h3 { color: var(--amber); }
.post-link p {
  font-size: 15.5px;
  line-height: 1.55;
  color: var(--ink-soft);
  max-width: 60ch;
}
.post-tag {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  text-align: right;
}
@media (max-width: 720px) {
  .post-row { grid-template-columns: 1fr; gap: 8px; }
  .post-tag { text-align: left; }
}

/* Related posts at end of article */
.related {
  margin-top: 56px;
  padding-top: 28px;
  border-top: 2px solid var(--ink);
}
.related-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--amber);
  font-weight: 700;
  margin-bottom: 18px;
}
.related-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
@media (max-width: 720px) { .related-grid { grid-template-columns: 1fr; } }
.related-card {
  padding: 22px 24px;
  border: 1.5px solid var(--ink);
  background: var(--paper);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.related-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 4px 4px 0 var(--amber);
}
.related-card-tag {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--amber);
  font-weight: 700;
  margin-bottom: 8px;
}
.related-card-title {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 18px;
  line-height: 1.25;
  letter-spacing: -0.012em;
  color: var(--ink);
}
.related-card-title em { font-style: italic; color: var(--amber); }