/* ==========================================================
   article-base.css  —  Light Mode
   Paste this into WordPress > Appearance > Customize > Additional CSS
   Wrap article content in <div class="article-body"> to apply styles
   ========================================================== */

@import url("https://fonts.googleapis.com/css2?family=Space+Mono:ital,wght@0,400;0,700&family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&display=swap");

:root {
  --ab-bg: #f5f7fa;
  --ab-surface: #ffffff;
  --ab-cyan: #0070cc;
  --ab-cyan-mid: rgba(0, 112, 204, 0.18);
  --ab-electric: #005fa3;
  --ab-orange: #d94f00;
  --ab-text: #1a2533;
  --ab-text-dim: #5a6e82;
  --ab-border: rgba(0, 112, 204, 0.12);
  --ab-border-mid: rgba(0, 112, 204, 0.28);
  --ab-glow: 0 0 18px rgba(0, 112, 204, 0.1);
  --ab-mono: "Space Mono", monospace;
  --ab-sans: "DM Sans", sans-serif;
  --ab-radius: 6px;
}

/* ── Wrapper ────────────────────────────────────────────── */
.article-body {
  background: var(--ab-bg);
  color: var(--ab-text);
  font-family: var(--ab-sans);
  font-size: 17px;
  line-height: 1.78;
  -webkit-font-smoothing: antialiased;
  padding: 48px 40px 80px;
  border-radius: 8px;
  position: relative;
  overflow: hidden;
}

.article-body::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 112, 204, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 112, 204, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
  z-index: 0;
}

.article-body > * {
  position: relative;
  z-index: 1;
}

/* ── Blockquote ─────────────────────────────────────────── */
.article-body blockquote {
  background: linear-gradient(
    135deg,
    rgba(0, 112, 204, 0.06),
    rgba(0, 112, 204, 0.02)
  );
  border: 1px solid var(--ab-border-mid) !important;
  border-left: 3px solid var(--ab-cyan) !important;
  border-radius: var(--ab-radius);
  padding: 20px 28px !important;
  margin: 0 0 2.4rem !important;
  box-shadow: var(--ab-glow);
}

.article-body blockquote p {
  margin: 0;
  color: var(--ab-electric);
  font-size: 0.97rem;
}
.article-body blockquote strong {
  color: var(--ab-cyan);
  font-family: var(--ab-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ── Paragraphs ─────────────────────────────────────────── */
.article-body p {
  margin: 0 0 1.2rem;
  color: var(--ab-text);
}

/* ── Headings ───────────────────────────────────────────── */
.article-body h2 {
  font-family: var(--ab-sans);
  font-weight: 800;
  font-size: 1.45rem;
  color: #0d1c2e;
  margin: 3rem 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--ab-border-mid);
  letter-spacing: -0.01em;
  position: relative;
}

.article-body h2::after {
  content: "";
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 48px;
  height: 2px;
  background: var(--ab-cyan);
  box-shadow: var(--ab-glow);
}

.article-body h3 {
  font-family: var(--ab-sans);
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--ab-cyan);
  margin: 2rem 0 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ── Inline ─────────────────────────────────────────────── */
.article-body strong {
  color: #0d1c2e;
  font-weight: 700;
}
.article-body em {
  color: var(--ab-electric);
  font-style: italic;
}
.article-body a {
  color: var(--ab-cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.15s;
}
.article-body a:hover {
  border-bottom-color: var(--ab-cyan);
}
.article-body code {
  font-family: var(--ab-mono);
  font-size: 0.82em;
  color: var(--ab-cyan);
  background: rgba(0, 112, 204, 0.07);
  border: 1px solid var(--ab-border);
  border-radius: 3px;
  padding: 1px 6px;
}

/* ── Lists ──────────────────────────────────────────────── */
.article-body ul,
.article-body ol {
  margin: 0.4rem 0 1.4rem;
  padding: 0;
  list-style: none;
}
.article-body li {
  position: relative;
  padding: 0.5rem 0 0.5rem 1.4rem;
  border-bottom: 1px solid rgba(0, 112, 204, 0.08);
  font-size: 0.975rem;
}
.article-body li:last-child {
  border-bottom: none;
}
.article-body ul li::before {
  content: "›";
  position: absolute;
  left: 0;
  color: var(--ab-cyan);
  font-weight: 700;
  font-family: var(--ab-mono);
}
.article-body ol {
  counter-reset: ab-counter;
}
.article-body ol li {
  counter-increment: ab-counter;
}
.article-body ol li::before {
  content: counter(ab-counter, decimal-leading-zero);
  position: absolute;
  left: 0;
  font-family: var(--ab-mono);
  font-size: 0.74rem;
  color: var(--ab-cyan);
  top: 0.55rem;
}

/* ── Tables ─────────────────────────────────────────────── */
.article-body table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  margin: 1.2rem 0 2rem;
  border: 1px solid var(--ab-border-mid);
  border-radius: var(--ab-radius);
  overflow: hidden;
  display: block;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.article-body thead {
  background: linear-gradient(90deg, #deeaf7, #eaf3fb);
}
.article-body thead th {
  text-align: left;
  padding: 12px 16px;
  color: var(--ab-cyan);
  font-family: var(--ab-mono);
  font-size: 0.71rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  white-space: nowrap;
  border-bottom: 1px solid var(--ab-border-mid);
}
.article-body tbody tr {
  border-bottom: 1px solid var(--ab-border);
  transition: background 0.15s;
}
.article-body tbody tr:hover {
  background: rgba(0, 112, 204, 0.04);
}
.article-body tbody tr:last-child {
  border-bottom: none;
}
.article-body td {
  padding: 11px 16px;
  vertical-align: top;
  line-height: 1.6;
}
.article-body td strong {
  color: var(--ab-electric);
}

/* ── Tags ───────────────────────────────────────────────── */
.article-body .ab-tag {
  display: inline-block;
  font-family: var(--ab-mono);
  font-size: 0.69rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ab-cyan);
  border: 1px solid var(--ab-border-mid);
  border-radius: 3px;
  padding: 2px 8px;
  margin: 0 4px 4px 0;
  background: rgba(0, 112, 204, 0.06);
}

/* ── Tool cards ─────────────────────────────────────────── */
.article-body .ab-tool {
  background: linear-gradient(135deg, var(--ab-surface), var(--ab-bg));
  border: 1px solid var(--ab-border);
  border-radius: var(--ab-radius);
  padding: 24px 28px;
  margin-bottom: 1.4rem;
  transition:
    border-color 0.2s,
    box-shadow 0.2s;
}
.article-body .ab-tool:hover {
  border-color: var(--ab-border-mid);
  box-shadow: var(--ab-glow);
}
.article-body .ab-tool h3 {
  font-size: 1rem;
  font-weight: 700;
  color: #0d1c2e;
  text-transform: none;
  letter-spacing: normal;
  margin: 0 0 0.5rem;
}
.article-body .ab-tool-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-bottom: 0.85rem;
}

/* ── Callout boxes ──────────────────────────────────────── */
.article-body .ab-summary {
  background: linear-gradient(
    135deg,
    rgba(0, 112, 204, 0.06),
    rgba(0, 112, 204, 0.02)
  );
  border: 1px solid var(--ab-border-mid);
  border-radius: var(--ab-radius);
  padding: 24px 28px;
  margin: 2rem 0;
  box-shadow: var(--ab-glow);
}
.article-body .ab-summary h3 {
  font-size: 0.74rem;
  color: var(--ab-cyan);
  margin: 0 0 0.75rem;
}
.article-body .ab-summary ul {
  margin-bottom: 0;
}

.article-body .ab-caution {
  background: rgba(217, 79, 0, 0.05);
  border: 1px solid rgba(217, 79, 0, 0.28);
  border-radius: var(--ab-radius);
  padding: 18px 24px;
  margin: 1.5rem 0;
  font-size: 0.9rem;
}
.article-body .ab-caution strong {
  color: var(--ab-orange);
}

/* ── Grid cards ─────────────────────────────────────────── */
.article-body .ab-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
  margin: 1.25rem 0 2rem;
}
.article-body .ab-card {
  background: var(--ab-surface);
  border: 1px solid var(--ab-border);
  border-radius: var(--ab-radius);
  padding: 16px 18px;
  transition:
    border-color 0.2s,
    box-shadow 0.2s;
}
.article-body .ab-card:hover {
  border-color: var(--ab-border-mid);
  box-shadow: var(--ab-glow);
}
.article-body .ab-card-label {
  font-family: var(--ab-mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ab-cyan);
  margin-bottom: 0.3rem;
}
.article-body .ab-card-title {
  font-weight: 700;
  font-size: 0.93rem;
  color: #0d1c2e;
  margin-bottom: 0.3rem;
}
.article-body .ab-card p {
  font-size: 0.84rem;
  color: var(--ab-text-dim);
  margin: 0;
}

/* ── Decision list ──────────────────────────────────────── */
.article-body .ab-decisions {
  list-style: none;
  padding: 0;
  margin: 0.75rem 0 1.5rem;
}
.article-body .ab-decisions li {
  padding: 12px 16px 12px 1.4rem;
  border-bottom: 1px solid var(--ab-border);
  font-size: 0.95rem;
}
.article-body .ab-decisions li::before {
  content: "→";
}
.article-body .ab-decisions li strong {
  color: var(--ab-electric);
}

/* ── FAQ ────────────────────────────────────────────────── */
.article-body .ab-faq {
  border-bottom: 1px solid var(--ab-border);
  padding: 1.2rem 0;
}
.article-body .ab-faq:last-child {
  border-bottom: none;
}
.article-body .ab-faq h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: #0d1c2e;
  text-transform: none;
  letter-spacing: normal;
  margin: 0 0 0.45rem;
}
.article-body .ab-faq p {
  margin: 0;
  font-size: 0.95rem;
}

/* ── References ─────────────────────────────────────────── */
.article-body .ab-references {
  background: var(--ab-surface);
  border: 1px solid var(--ab-border);
  border-radius: var(--ab-radius);
  padding: 24px 28px;
  margin-top: 3rem;
  font-size: 0.875rem;
}
.article-body .ab-references h2 {
  margin-top: 0;
  border: none;
  font-size: 1rem;
}
.article-body .ab-references h2::after {
  display: none;
}
.article-body .ab-references li {
  font-size: 0.84rem;
}

/* ── Responsive ─────────────────────────────────────────── */
@media (max-width: 640px) {
  .article-body {
    padding: 28px 18px 56px;
  }
  .article-body h2 {
    font-size: 1.2rem;
  }
  .article-body .ab-grid {
    grid-template-columns: 1fr;
  }
}

/* ── WordPress theme overrides ──────────────────────────── */
.inside-article,
p {
  background: #f5f7fa !important;
  color: #1a2533;
}
h1 {
  font-family: var(--ab-sans);
  font-weight: 800;
  color: #0d1c2e;
}