/* ════════════════════════════════════════════════════════════════
   INVATECHS INNER PAGES — service + blog templates (light only)
   Uses brand.css tokens. Header/footer shared with homepage styles.
   ════════════════════════════════════════════════════════════════ */

/* ── Page hero (light, bordered) ── */
.page-hero { border-bottom: 1px solid var(--line); }
.page-hero .container {
  display: grid;
  gap: 1.3rem;
  padding-block: clamp(3rem, 7vw, 5.5rem);
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--ink); }
.breadcrumb .sep { color: var(--line); }

.page-hero h1 { max-width: 20ch; }
.page-hero .hero-ctas { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 0.4rem; }

/* ── Service: feature grid ── */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.feature-grid .card { display: grid; gap: 0.6rem; align-content: start; }
.feature-grid .card p { font-size: 0.92rem; line-height: 1.55; }

/* ── Service: two-column value section ── */
.split {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: start;
}
.split .checklist { display: grid; gap: 0; border-top: 1px solid var(--line); }
.split .checklist li {
  list-style: none;
  display: flex;
  gap: 0.9rem;
  align-items: baseline;
  padding: 1rem 0.25rem;
  border-bottom: 1px solid var(--line);
  font-size: 0.95rem;
  color: var(--body);
}
.split .checklist li::before {
  content: "→";
  font-family: var(--font-mono);
  color: var(--accent-text);
  flex: none;
}
.split .checklist li strong { color: var(--ink); font-weight: 650; }

/* Blog hero (full-width band above the article column) */
.page-hero .article-hero-inner {
  max-width: 720px;
  margin-inline: auto;
  display: grid;
  gap: 1.1rem;
}
.page-hero .article-hero-inner h1 {
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  letter-spacing: -0.03em;
  line-height: 1.1;
  max-width: none;
}

/* ── Blog article ── */
.article-shell {
  max-width: 720px;
  margin-inline: auto;
  width: var(--col);
  padding-block: clamp(2rem, 4vw, 3rem) clamp(3rem, 6vw, 4.5rem);
}
.article-head { display: grid; gap: 1.1rem; padding-bottom: 2rem; border-bottom: 1px solid var(--line); margin-bottom: 2.5rem; }
.article-head h1 { font-size: clamp(1.9rem, 4vw, 2.8rem); letter-spacing: -0.03em; line-height: 1.1; }
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.4rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.article-body { display: grid; gap: 0; }
.article-body > * + * { margin-top: 1.2rem; }
.article-body h2 { font-size: 1.55rem; margin-top: 2.6rem; }
.article-body h3 { font-size: 1.2rem; margin-top: 2rem; }
.article-body p { line-height: 1.75; color: var(--ink-2); }
.article-body ul, .article-body ol { padding-left: 1.4rem; color: var(--ink-2); }
.article-body li { margin-bottom: 0.4rem; line-height: 1.65; }
.article-body li::marker { color: var(--accent-text); font-family: var(--font-mono); }
.article-body blockquote {
  border-left: 3px solid var(--accent);
  background: var(--surface);
  padding: 1rem 1.5rem;
  font-style: italic;
  color: var(--ink-2);
}
.article-body pre {
  background: var(--dark-950);
  color: var(--dark-text);
  font-family: var(--font-mono);
  font-size: 0.84rem;
  line-height: 1.7;
  padding: 1.2rem 1.5rem;
  border-radius: var(--radius);
  overflow-x: auto;
}
.article-body pre .c { color: var(--dark-muted); }
.article-body pre .y { color: var(--accent); }
.article-body code:not(pre code) {
  font-family: var(--font-mono);
  font-size: 0.86em;
  background: var(--line-light);
  padding: 0.12em 0.4em;
  border-radius: var(--radius);
}

/* Figure placeholder (imagery slot) */
.fig-placeholder {
  margin-block: 2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: repeating-linear-gradient(45deg, var(--surface), var(--surface) 10px, var(--bg) 10px, var(--bg) 20px);
  display: grid;
  place-items: center;
  min-height: 260px;
}
.fig-placeholder span {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--muted);
  background: var(--bg);
  border: 1px solid var(--line);
  padding: 0.4em 0.9em;
}

/* ── Article footer: tags + next reads ── */
.article-foot { margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid var(--line); display: grid; gap: 1.5rem; }
.article-foot .tag-row { display: flex; flex-wrap: wrap; gap: 0.45rem; }

.next-reads {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}
.next-reads .card { display: grid; gap: 0.5rem; align-content: start; }
.next-reads .card .nr-k {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.next-reads .card .nr-t { font-weight: 650; font-size: 1rem; letter-spacing: -0.01em; color: var(--ink); }

/* ── CTA band (inner pages) ── */
.cta-band { background: var(--surface); border-block: 1px solid var(--line); }
.cta-band .container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: clamp(2rem, 5vw, 3.2rem);
}
.cta-band .h-card { font-size: 1.3rem; max-width: 28ch; }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 880px) {
  .split { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .feature-grid { grid-template-columns: 1fr; }
  .next-reads { grid-template-columns: 1fr; }
  .cta-band .container { flex-direction: column; align-items: flex-start; }
}