/* ATS RD blog — shared styles
 * Designed to be embedded in the existing atsresumedesigner.com site
 * (or stand alone). Uses CSS variables for brand colors.
 */

:root {
  --ink: #1A1A1A;
  --ink-soft: #5C5347;
  --ink-mute: #6E665A;
  --bg: #FBFAF7;
  --bg-soft: #F4F0E8;
  --bg-card: #FFFFFF;
  --line: #E4DED2;
  --line-2: #C8C0B0;
  --amber: #C8923B;
  --accent: #2A6B3C;
  --code-bg: #1A1A1A;
  --code-fg: #FBFAF7;
  --radius: 12px;
  --max-w: 760px;
  --max-w-wide: 1100px;
}

/* Dark theme — toggled by adding data-theme="dark" to <html>.
 * The toggle button (rendered in the head of every page) sets this
 * attribute and persists the choice in localStorage. */
:root[data-theme="dark"] {
  --ink: #F0EBE0;
  --ink-soft: #C8C0B0;
  --ink-mute: #9C9485;
  --bg: #1A1814;
  --bg-soft: #2A2620;
  --bg-card: #25221C;
  --line: #3D3830;
  --line-2: #5C5347;
  --amber: #E0A858;
  --accent: #6FBA82;
  --code-bg: #0E0D0B;
  --code-fg: #F0EBE0;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.site-head {
  background: var(--bg-card);
  border-bottom: 1px solid var(--line);
  padding: 14px 0;
}
.site-head .wrap {
  max-width: var(--max-w-wide);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 24px;
}
.brand {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.brand:hover { text-decoration: none; }
.site-head nav {
  margin-left: auto;
  display: flex;
  gap: 18px;
  font-size: 0.92rem;
}
.site-head nav a { color: var(--ink-soft); }

/* Theme toggle button — matches the nav link styling */
.theme-toggle {
  background: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  width: 32px;
  height: 32px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--ink-soft);
  font-size: 1rem;
  font-family: inherit;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.theme-toggle:hover {
  background: var(--bg-soft);
  border-color: var(--line-2);
  color: var(--ink);
}
.theme-toggle-icon {
  display: inline-block;
  line-height: 1;
}

.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}
.wrap-wide {
  max-width: var(--max-w-wide);
  margin: 0 auto;
  padding: 0 24px;
}

.hero {
  padding: 64px 0 24px;
  text-align: center;
}
.hero h1 {
  font-size: 2.2rem;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 12px;
}
.hero p {
  color: var(--ink-soft);
  margin: 0;
  font-size: 1.05rem;
}

/* Category filter pills */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 24px 0 16px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 32px;
}
.filter-pill {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  color: var(--ink-soft);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.88rem;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.filter-pill:hover { background: var(--bg-card); }
.filter-pill.is-active {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}

/* Article cards */
.articles {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  padding-bottom: 64px;
}
.article-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px 28px;
  transition: border-color 0.15s, transform 0.15s;
}
.article-card:hover {
  border-color: var(--ink-soft);
  text-decoration: none;
}
.article-card .cat {
  display: inline-block;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--amber);
  font-weight: 600;
  margin-bottom: 6px;
}
.article-card h2 {
  font-size: 1.35rem;
  line-height: 1.3;
  margin: 0 0 8px;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.article-card .excerpt {
  color: var(--ink-soft);
  margin: 0 0 12px;
  font-size: 0.98rem;
}
.article-card .meta {
  color: var(--ink-mute);
  font-size: 0.82rem;
}

/* Featured cards (top of page) */
.articles-featured {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 18px;
  margin-bottom: 36px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}
.articles-featured .article-card h2 { font-size: 1.15rem; }
.articles-featured .article-card .excerpt { font-size: 0.92rem; }
.articles-featured-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-mute);
  font-weight: 600;
  margin-bottom: 12px;
}
@media (max-width: 700px) {
  .articles-featured { grid-template-columns: 1fr; }
}

/* Single-article page */
.article {
  padding: 48px 0 64px;
  max-width: 720px;
  margin: 0 auto;
}
.article .cat {
  display: inline-block;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--amber);
  font-weight: 600;
  margin-bottom: 8px;
}
.article h1 {
  font-size: 2.4rem;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 16px;
}
.article .byline {
  color: var(--ink-mute);
  font-size: 0.92rem;
  margin: 0 0 36px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}
.article-body h2 {
  font-size: 1.4rem;
  letter-spacing: -0.01em;
  margin: 36px 0 12px;
}
.article-body h3 {
  font-size: 1.15rem;
  margin: 28px 0 8px;
}
.article-body p { margin: 0 0 18px; }
.article-body ul, .article-body ol { margin: 0 0 18px 22px; padding: 0; }
.article-body li { margin-bottom: 6px; }
.article-body blockquote {
  margin: 24px 0;
  padding: 12px 20px;
  border-left: 3px solid var(--amber);
  background: var(--bg-soft);
  color: var(--ink-soft);
  font-style: italic;
}
.article-body code {
  background: var(--bg-soft);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: ui-monospace, "SF Mono", monospace;
  font-size: 0.92em;
}
.article-body pre {
  background: var(--ink);
  color: var(--bg);
  padding: 16px;
  border-radius: var(--radius);
  overflow-x: auto;
  font-size: 0.88rem;
  line-height: 1.5;
}
.article-body pre code { background: transparent; color: inherit; padding: 0; }
.article-body a { text-decoration: underline; }
.article-body strong { font-weight: 600; }

/* Related articles */
.related {
  margin-top: 56px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}
.related h2 {
  font-size: 1.1rem;
  margin: 0 0 20px;
  color: var(--ink-soft);
  letter-spacing: 0;
}
.related-list {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 14px;
}
.related-item {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 18px;
  font-size: 0.92rem;
}
.related-item .cat {
  font-size: 0.72rem;
  color: var(--amber);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.related-item .title {
  display: block;
  margin-top: 4px;
  color: var(--ink);
  font-weight: 600;
  line-height: 1.3;
}
.related-item:hover { border-color: var(--ink-soft); text-decoration: none; }
@media (max-width: 700px) {
  .related-list { grid-template-columns: 1fr; }
}

/* Footer */
.site-foot {
  border-top: 1px solid var(--line);
  background: var(--bg-card);
  padding: 32px 0;
  margin-top: 64px;
  font-size: 0.88rem;
  color: var(--ink-mute);
}
.site-foot .wrap {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.site-foot a { color: var(--ink-soft); }

/* Empty state */
.empty {
  text-align: center;
  padding: 80px 0;
  color: var(--ink-mute);
  font-style: italic;
}
.empty .reset {
  display: inline-block;
  margin-top: 12px;
  color: var(--accent);
  cursor: pointer;
  text-decoration: underline;
  font-style: normal;
}

/* Print-friendly: hide filters/related on print */
@media print {
  .filters, .related, .site-foot, .site-head { display: none; }
}