/*
 * PrintPro Articles archive — scoped to .pp-archive
 */

.pp-archive {
  --bg:      oklch(98% 0.005 250);
  --surface: oklch(100% 0 0);
  --fg:      oklch(22% 0.02 240);
  --muted:   oklch(50% 0.018 240);
  --border:  oklch(90% 0.008 240);
  --accent:  oklch(56% 0.12 170);
  --accent-tint: color-mix(in oklch, var(--accent) 6%, var(--bg));
  --font-display: 'Iowan Old Style', 'Charter', Georgia, 'Times New Roman', serif;
  --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, Menlo, monospace;
  --fs-h1: clamp(32px, 4.5vw, 48px);
  --fs-h2: clamp(24px, 3vw, 32px);
  --fs-h3: 18px;
  --fs-lead: 18px;
  --fs-body: 16px;
  --fs-meta: 13px;
  --gap-xs: 8px; --gap-sm: 12px; --gap-md: 20px; --gap-lg: 32px; --gap-xl: 48px;
  --container: 1160px;
  --gutter: clamp(12px, 2.5vw, 20px);
  --radius: 12px; --radius-lg: 16px;
  --section-y: clamp(48px, 8vw, 80px);

  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.55;
  color: var(--fg);
  background: var(--bg);
}

.pp-archive *, .pp-archive *::before, .pp-archive *::after { box-sizing: border-box; }
.pp-archive img, .pp-archive svg { display: block; max-width: 100%; }
.pp-archive a { color: inherit; text-decoration: none; }
.pp-archive a:hover { text-decoration: underline; }
.pp-archive button { font: inherit; cursor: pointer; border: none; background: none; }
.pp-archive p, .pp-archive h1, .pp-archive h2, .pp-archive h3 { margin: 0; }
.pp-archive ul, .pp-archive ol { margin: 0; padding: 0; list-style: none; }

.pp-archive .container { max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.pp-archive h1 { font-family: var(--font-display); font-size: var(--fs-h1); font-weight: 600; line-height: 1.08; letter-spacing: -0.02em; }
.pp-archive h2 { font-family: var(--font-display); font-size: var(--fs-h2); font-weight: 600; line-height: 1.12; letter-spacing: -0.02em; }
.pp-archive h3 { font-family: var(--font-display); font-size: var(--fs-h3); font-weight: 600; line-height: 1.2; }
.pp-archive .lead { font-size: var(--fs-lead); line-height: 1.55; color: var(--muted); max-width: 56ch; }
.pp-archive .eyebrow {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--accent); margin: 0 0 var(--gap-sm);
}
.pp-archive .meta { font-family: var(--font-mono); font-size: var(--fs-meta); color: var(--muted); }
.pp-archive .section { padding-block: var(--section-y); }
.pp-archive .section--surface { background: var(--surface); }
.pp-archive .section--tint { background: var(--accent-tint); }

.pp-archive .btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; border-radius: var(--radius); border: 1px solid transparent;
  font-size: 15px; font-weight: 600; text-decoration: none;
}
.pp-archive .btn-primary { background: var(--accent); color: var(--surface); border-color: var(--accent); }
.pp-archive .btn-primary:hover { background: color-mix(in oklch, var(--accent) 88%, black); text-decoration: none; }

.pp-archive .breadcrumb {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: var(--fs-meta); color: var(--muted); margin-bottom: var(--gap-md);
}
.pp-archive .breadcrumb a { color: var(--muted); }
.pp-archive .breadcrumb a:hover { color: var(--accent); text-decoration: none; }
.pp-archive .breadcrumb-sep { opacity: 0.4; }

.pp-archive .archive-hero {
  padding-block: clamp(40px, 7vw, 72px);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.pp-archive .archive-hero .lead { margin-top: 14px; }
.pp-archive .archive-stats { display: flex; flex-wrap: wrap; gap: var(--gap-md); margin-top: var(--gap-lg); }
.pp-archive .archive-stat {
  padding: 14px 18px; background: var(--accent-tint);
  border: 1px solid color-mix(in oklch, var(--accent) 15%, transparent); border-radius: var(--radius);
}
.pp-archive .archive-stat strong {
  display: block; font-family: var(--font-mono); font-size: 22px; font-weight: 600;
  font-variant-numeric: tabular-nums; color: var(--fg); line-height: 1.2;
}
.pp-archive .archive-stat span { font-size: 12px; color: var(--muted); }

.pp-archive .filter-bar {
  display: flex; flex-wrap: wrap; align-items: center; gap: var(--gap-md);
  padding-block: var(--gap-lg); border-bottom: 1px solid var(--border); margin-bottom: var(--gap-xl);
}
.pp-archive .filter-search { flex: 1 1 220px; min-width: 0; }
.pp-archive .filter-search input {
  width: 100%; padding: 12px 16px; border: 1px solid var(--border); border-radius: var(--radius);
  font: inherit; font-size: 15px; background: var(--surface); color: var(--fg);
}
.pp-archive .filter-search input:focus {
  outline: 2px solid color-mix(in oklch, var(--accent) 40%, transparent); border-color: var(--accent);
}
.pp-archive .filter-pills { display: flex; flex-wrap: wrap; gap: 8px; }
.pp-archive .filter-pill {
  font-family: var(--font-mono); font-size: 12px; padding: 8px 14px; border-radius: 999px;
  border: 1px solid var(--border); background: var(--surface); color: var(--muted);
  transition: border-color 0.15s ease, background 0.15s ease, color 0.15s ease;
}
.pp-archive .filter-pill:hover { border-color: var(--accent); color: var(--fg); }
.pp-archive .filter-pill.is-active {
  background: var(--accent-tint);
  border-color: color-mix(in oklch, var(--accent) 25%, transparent);
  color: color-mix(in oklch, var(--accent) 70%, var(--fg));
}

.pp-archive .featured-article {
  display: grid; grid-template-columns: 1.1fr 0.9fr; gap: var(--gap-xl); align-items: center;
  padding: var(--gap-lg); background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); margin-bottom: var(--gap-xl); text-decoration: none; color: inherit;
  box-shadow: 0 1px 2px color-mix(in oklch, var(--fg) 4%, transparent), 0 16px 48px color-mix(in oklch, var(--fg) 6%, transparent);
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.pp-archive .featured-article:hover { border-color: var(--accent); transform: translateY(-2px); text-decoration: none; }
.pp-archive .featured-copy h2 { margin-bottom: 12px; }
.pp-archive .featured-copy p { color: var(--muted); margin-bottom: var(--gap-md); }
.pp-archive .featured-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
.pp-archive .featured-thumb {
  aspect-ratio: 16 / 10; border-radius: var(--radius); overflow: hidden;
  background: linear-gradient(135deg, var(--accent-tint), color-mix(in oklch, var(--accent) 18%, var(--bg)));
  position: relative;
}
.pp-archive .featured-thumb img { width: 100%; height: 100%; object-fit: cover; }
.pp-archive .featured-badge {
  position: absolute; top: 12px; left: 12px; font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.06em; text-transform: uppercase; padding: 5px 10px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--border); color: var(--accent);
}

.pp-archive .article-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gap-lg); }
.pp-archive .article-card {
  display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); overflow: hidden; text-decoration: none; color: inherit;
  transition: border-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}
.pp-archive .article-card:hover {
  border-color: var(--accent); transform: translateY(-3px);
  box-shadow: 0 8px 32px color-mix(in oklch, var(--fg) 8%, transparent); text-decoration: none;
}
.pp-archive .article-card.is-hidden { display: none; }
.pp-archive .article-card__thumb { aspect-ratio: 16 / 9; background: var(--accent-tint); overflow: hidden; position: relative; }
.pp-archive .article-card__thumb img { width: 100%; height: 100%; object-fit: cover; }
.pp-archive .article-card__body { display: flex; flex-direction: column; flex: 1; padding: var(--gap-md); gap: 10px; }
.pp-archive .article-card__cat {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.05em;
  text-transform: uppercase; color: var(--accent);
}
.pp-archive .article-card__title {
  font-family: var(--font-display); font-size: 17px; font-weight: 600;
  line-height: 1.25; letter-spacing: -0.01em;
}
.pp-archive .article-card__excerpt { font-size: 14px; color: var(--muted); line-height: 1.5; flex: 1; }
.pp-archive .article-card__meta {
  display: flex; flex-wrap: wrap; gap: 10px; font-family: var(--font-mono);
  font-size: 11px; color: var(--muted); padding-top: 10px; border-top: 1px solid var(--border);
}

.pp-archive .archive-pagination { margin-top: var(--gap-xl); padding-top: var(--gap-lg); border-top: 1px solid var(--border); }
.pp-archive .archive-pagination__list {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 8px;
}
.pp-archive .archive-pagination__item { list-style: none; }
.pp-archive .archive-pagination .page-numbers {
  display: inline-flex; align-items: center; justify-content: center; min-width: 40px; height: 40px;
  padding: 0 12px; border-radius: var(--radius); border: 1px solid var(--border);
  background: var(--surface); font-family: var(--font-mono); font-size: 13px; color: var(--muted);
  text-decoration: none; transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease;
}
.pp-archive .archive-pagination a.page-numbers:hover {
  border-color: var(--accent); color: var(--fg); text-decoration: none;
}
.pp-archive .archive-pagination .page-numbers.current {
  background: var(--accent-tint);
  border-color: color-mix(in oklch, var(--accent) 25%, transparent);
  color: color-mix(in oklch, var(--accent) 70%, var(--fg));
}
.pp-archive .archive-pagination .page-numbers.dots { border-color: transparent; background: transparent; }

.pp-archive .topic-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: var(--gap-lg); }
.pp-archive .topic-chip {
  font-family: var(--font-mono); font-size: 12px; padding: 8px 14px; border-radius: 999px;
  border: 1px solid var(--border); background: var(--surface); color: var(--muted); text-decoration: none;
}
.pp-archive .topic-chip:hover { border-color: var(--accent); color: var(--fg); text-decoration: none; }

.pp-archive .cta-strip {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: var(--gap-lg); padding: var(--gap-lg) var(--gap-xl);
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
}
.pp-archive .cta-strip h2 { font-size: clamp(20px, 2.5vw, 26px); }
.pp-archive .cta-strip p { color: var(--muted); margin-top: 8px; max-width: 42ch; }

@media (max-width: 920px) {
  .pp-archive .featured-article { grid-template-columns: 1fr; }
  .pp-archive .article-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 520px) {
  .pp-archive .article-grid { grid-template-columns: 1fr; }
  .pp-archive .cta-strip { flex-direction: column; align-items: flex-start; }
}