/* Terrorism and Technology — book page. Uses the site theme variables (assets/theme.css). */
main.bk{max-width:1120px}
.bk-hero{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:56px;align-items:center;margin-bottom:64px}
.bk-cover{display:block;border-radius:4px;overflow:hidden;box-shadow:0 30px 60px rgba(0,0,0,.55),0 0 0 1px var(--border)}
.bk-cover img{display:block;width:100%;height:auto}
.bk-kicker{font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);margin-bottom:14px}
.bk-title{font-family:"Source Serif 4",Georgia,"Times New Roman",serif;font-weight:400;font-size:clamp(34px,5vw,56px);line-height:1.05;letter-spacing:-.01em;color:var(--text);text-transform:uppercase}
.bk-sub{font-family:Georgia,"Times New Roman",serif;font-style:italic;font-size:clamp(18px,2.2vw,24px);color:#C8D2E0;margin-top:10px}
.bk-by{margin-top:22px;padding-top:16px;border-top:2px solid #C8442B;display:inline-block;font-size:14px;letter-spacing:.08em;text-transform:uppercase;color:var(--text)}
.bk-facts{list-style:none;display:flex;flex-wrap:wrap;gap:8px 22px;margin:22px 0 24px;padding:0;font-size:14px;color:var(--muted)}
.bk-facts strong{color:var(--text);font-weight:600}
.bk-desc{font-size:16px;line-height:1.65;color:#D3DCE8;margin-bottom:12px;max-width:62ch}
.bk-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.bk-btn{display:inline-flex;align-items:center;justify-content:center;min-width:170px;padding:14px 26px;border-radius:6px;border:1px solid var(--border-hover);color:var(--text);text-decoration:none;font-size:14px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;transition:border-color .15s,background .15s}
.bk-btn:hover,.bk-btn:focus-visible{border-color:var(--text);background:rgba(255,255,255,.04)}
.bk-btn-primary{background:#C8442B;border-color:#C8442B;color:#fff}
.bk-btn-primary:hover,.bk-btn-primary:focus-visible{background:#B23B24;border-color:#B23B24}
.bk-files{margin-top:14px;font-size:13px;color:var(--muted);max-width:62ch}
.bk-section{border-top:1px solid var(--border);padding-top:36px;margin-bottom:56px}
.bk-h2{font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);font-weight:600;margin-bottom:22px}
.bk-toc{list-style:none;padding:0;margin:0;columns:2;column-gap:56px}
.bk-toc li{display:grid;grid-template-columns:30px 1fr auto;gap:8px;align-items:baseline;padding:7px 0;border-bottom:1px solid var(--border);break-inside:avoid;font-size:15px;color:var(--text)}
.bk-toc li em{font-style:normal;color:var(--muted);font-size:13px;margin-left:6px}
.bk-toc .bk-n{color:#E0705A;font-family:Georgia,serif}
.bk-toc .bk-p{color:var(--muted);font-variant-numeric:tabular-nums;font-size:13px}
.bk-toc .bk-toc-matter{grid-template-columns:1fr auto;font-style:italic}
.bk-toc .bk-toc-part{display:block;border-bottom:none;padding:16px 0 4px;font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}
.bk-note{margin-top:20px;font-size:14px;line-height:1.6;color:var(--muted);max-width:80ch}
.bk-pages{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}
.bk-pages figure{margin:0}
.bk-pages a{display:block;border-radius:3px;overflow:hidden;box-shadow:0 12px 30px rgba(0,0,0,.45),0 0 0 1px var(--border)}
.bk-pages img{display:block;width:100%;height:auto;background:#fff}
.bk-pages figcaption{margin-top:10px;font-size:13px;color:var(--muted)}
.bk-small p{font-size:14px;line-height:1.65;color:#C9D3E0;max-width:80ch;margin-bottom:12px}
@media (max-width:860px){
  .bk-hero{grid-template-columns:1fr;gap:32px}
  .bk-cover{max-width:340px;margin:0 auto}
  .bk-toc{columns:1}
  .bk-pages{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
}
@media (max-width:480px){
  .bk-btn{flex:1 1 100%}
  .bk-pages{grid-template-columns:1fr 1fr;gap:12px}
  .bk-facts{gap:6px 16px}
}