/* =========================================================
   PostAI PSEO — /pseo/prompts/ shared styling
   ========================================================= */
:root {
  --pseo-bg: #0a0a12;
  --pseo-bg-alt: #0d0d1a;
  --pseo-bg-card: #13131f;
  --pseo-border: rgba(139, 92, 246, 0.15);
  --pseo-border-strong: rgba(139, 92, 246, 0.45);
  --pseo-accent: #8b5cf6;
  --pseo-accent-bright: #a78bfa;
  --pseo-text: #f1f5f9;
  --pseo-text-2: #94a3b8;
  --pseo-text-3: #64748b;
}
* { box-sizing: border-box; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--pseo-bg);
  color: var(--pseo-text);
  line-height: 1.7;
  margin: 0;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--pseo-accent-bright); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 2px; }
code {
  background: rgba(139,92,246,0.14);
  color: var(--pseo-accent-bright);
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 13px;
  font-family: ui-monospace, 'Courier New', monospace;
}

.pseo-main { padding: 70px 0 80px; min-height: 70vh; }
.pseo-container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}
.pseo-container--narrow { max-width: 760px; }

.pseo-crumbs {
  font-size: 13px;
  color: var(--pseo-text-3);
  margin-bottom: 16px;
}
.pseo-crumbs a { color: var(--pseo-text-2); }

.pseo-h1 {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1px;
  margin: 0 0 14px;
  color: var(--pseo-text);
}
.pseo-tagline {
  font-size: clamp(16px, 2vw, 19px);
  color: var(--pseo-text-2);
  margin: 0 0 14px;
  max-width: 720px;
}
.pseo-meta {
  font-size: 13px;
  color: var(--pseo-text-3);
  margin: 0 0 28px;
}

.pseo-tldr {
  background: rgba(139,92,246,0.08);
  border: 1px solid var(--pseo-border-strong);
  border-radius: 12px;
  padding: 18px 22px;
  margin: 0 0 36px;
}
.pseo-tldr p { margin: 0; font-size: 15px; color: var(--pseo-text); }
.pseo-tldr p strong { color: var(--pseo-accent-bright); }

main h2 {
  font-size: clamp(22px, 3vw, 28px);
  font-weight: 800;
  letter-spacing: -0.5px;
  margin: 38px 0 14px;
  color: var(--pseo-text);
}
main h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--pseo-text);
  margin: 0 0 4px;
}
main p { color: var(--pseo-text-2); margin: 0 0 14px; font-size: 15px; }
main p strong { color: var(--pseo-text); }

.pseo-bullets, .pseo-related, .pseo-steps {
  margin: 0 0 18px;
  padding: 0 0 0 22px;
  color: var(--pseo-text-2);
  font-size: 15px;
}
.pseo-bullets li, .pseo-related li, .pseo-steps li { margin-bottom: 9px; }

.pseo-prompt {
  background: rgba(0,0,0,0.4);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 10px;
  padding: 18px 20px;
  font-family: 'Courier New', ui-monospace, monospace;
  font-size: 13.5px;
  color: var(--pseo-text);
  line-height: 1.65;
  white-space: pre-wrap;
  word-wrap: break-word;
  margin: 0 0 22px;
}

.pseo-original { margin: 0 0 28px; }
.pseo-original summary { cursor: pointer; color: var(--pseo-text-2); font-size: 14px; }
.pseo-original pre {
  background: rgba(0,0,0,0.4);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 8px;
  padding: 14px 16px;
  font-size: 13px;
  white-space: pre-wrap;
  word-wrap: break-word;
  margin-top: 8px;
  color: var(--pseo-text-2);
}

.pseo-hero {
  margin: 18px 0 28px;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--pseo-border);
}
.pseo-hero img { width: 100%; height: auto; }
.pseo-hero figcaption {
  background: var(--pseo-bg-card);
  padding: 12px 18px;
  font-size: 13px;
  color: var(--pseo-text-3);
}

.pseo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
  margin: 18px 0 32px;
}
.pseo-card {
  background: var(--pseo-bg-card);
  border: 1px solid var(--pseo-border);
  border-radius: 14px;
  overflow: hidden;
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
  display: block;
  color: inherit;
}
.pseo-card:hover {
  transform: translateY(-3px);
  border-color: var(--pseo-border-strong);
  box-shadow: 0 12px 30px rgba(0,0,0,0.35);
  text-decoration: none;
}
.pseo-card__media { aspect-ratio: 4 / 5; overflow: hidden; background: #1a1a2e; }
.pseo-card__media img { width: 100%; height: 100%; object-fit: cover; }
.pseo-card__body { padding: 14px 16px 16px; }
.pseo-card__body h3 {
  font-size: 14px; font-weight: 700; color: var(--pseo-text);
  margin: 0 0 6px; line-height: 1.35;
}
.pseo-card__body p {
  font-size: 12px; color: var(--pseo-text-2); margin: 0; line-height: 1.45;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.pseo-card--cat .pseo-card__body { padding: 22px 22px 24px; }
.pseo-card--cat .pseo-card__body h3 { font-size: 17px; margin-bottom: 8px; }
.pseo-card--cat .pseo-card__body p { font-size: 14px; -webkit-line-clamp: 4; }

.pseo-faq {
  margin: 8px 0;
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 10px;
  padding: 12px 16px;
  background: var(--pseo-bg-card);
}
.pseo-faq summary {
  font-weight: 700; color: var(--pseo-text); font-size: 15px;
  cursor: pointer; list-style: none; position: relative; padding-right: 24px;
}
.pseo-faq summary::-webkit-details-marker { display: none; }
.pseo-faq summary::after {
  content: '＋'; position: absolute; right: 0; top: -2px;
  color: var(--pseo-accent-bright); font-weight: 800;
}
.pseo-faq[open] summary::after { content: '−'; }
.pseo-faq p { font-size: 14px; margin: 10px 0 0; line-height: 1.65; }

.pseo-cta-line {
  text-align: center;
  margin: 36px 0 0;
}
.pseo-cta {
  display: inline-flex;
  background: var(--pseo-accent);
  color: #fff !important;
  font-weight: 700;
  font-size: 15px;
  padding: 14px 28px;
  border-radius: 10px;
  text-decoration: none;
  box-shadow: 0 4px 18px rgba(139,92,246,0.35);
  transition: transform .18s, box-shadow .18s, background .18s;
}
.pseo-cta:hover {
  background: #6d28d9;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(139,92,246,0.5);
  text-decoration: none;
}