/* ===== UMID Cases — light forensic DNA theme (no external resources) ===== */
.cs { --dn-ink:#14183d; --dn-teal:#0e7490; --dn-violet:#8b5cf6; --dn-indigo:#6366f1; --dn-a:#34d399; --dn-t:#f87171; --dn-g:#fbbf24; --dn-c:#60a5fa;
  --dn-border:#e4e7f5; --dn-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif; font-weight:400; color:#1f2937; background:#f4f6ff; padding-bottom:64px; }
.cs * { box-sizing:border-box; }
.cs h1, .cs p, .cs strong, .cs span, .cs em, .cs summary { font-weight:400; }
.cs-wrap { width:100%; max-width:1800px; margin:0 auto; padding:0 clamp(20px,5vw,110px); }

/* inline svg icons */
.cs svg { width:1em; height:1em; fill:none; stroke:currentColor; stroke-width:2; stroke-linecap:round; stroke-linejoin:round; flex-shrink:0; }

/* accent colour helpers (replace inline styles) */
.cs-k-a { --k:var(--dn-a); }
.cs-k-c { --k:var(--dn-c); }
.cs-k-v { --k:var(--dn-violet); }
.cs-k-t { --k:var(--dn-t); }

/* hero */
.cs-hero { position:relative; overflow:hidden; padding:60px 0 70px; text-align:center; color:var(--dn-ink);
  background:
    radial-gradient(800px 280px at 50% 0%, rgba(34,211,238,.20), transparent 70%),
    radial-gradient(600px 320px at 8% 25%, rgba(99,102,241,.16), transparent 70%),
    radial-gradient(600px 320px at 100% 100%, rgba(139,92,246,.14), transparent 70%),
    linear-gradient(180deg,#e6efff 0,#f4f6ff 100%); }
.cs-hero::before { content:""; position:absolute; inset:0; pointer-events:none;
  background-image:linear-gradient(rgba(99,102,241,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(99,102,241,.08) 1px,transparent 1px);
  background-size:44px 44px; -webkit-mask-image:radial-gradient(ellipse at center,#000 35%,transparent 85%); mask-image:radial-gradient(ellipse at center,#000 35%,transparent 85%); }
.cs-hero .cs-wrap { position:relative; }
.cs-tag { display:inline-flex; align-items:center; gap:10px; padding:5px 12px; border-radius:999px; color:var(--dn-teal);
  border:1px solid rgba(14,116,144,.3); background:#fff; font-family:var(--dn-mono); font-size:10.5px; letter-spacing:.1em; text-transform:uppercase; box-shadow:0 4px 14px rgba(99,102,241,.10); }
.cs-dot { width:8px; height:8px; border-radius:50%; background:var(--dn-teal); animation:cs-pulse 2s infinite; }
@keyframes cs-pulse { 0%{box-shadow:0 0 0 0 rgba(14,116,144,.5);} 70%,100%{box-shadow:0 0 0 10px rgba(14,116,144,0);} }
.cs-hero h1 { margin:16px 0 8px; font-size:clamp(32px,5vw,50px); font-weight:400; letter-spacing:-.03em; color:var(--dn-ink); }
.cs-hero h1 em { font-style:normal; background:linear-gradient(90deg,#0891b2,var(--dn-indigo),var(--dn-violet)); -webkit-background-clip:text; background-clip:text; color:transparent; }
.cs-hero p { max-width:600px; margin:0 auto; color:#4b5563; font-size:16px; line-height:1.6; }
.cs-helix { display:block; width:96px; height:6px; margin:22px auto 0; border-radius:6px;
  background:linear-gradient(90deg,var(--dn-a) 0 25%,var(--dn-t) 25% 50%,var(--dn-g) 50% 75%,var(--dn-c) 75% 100%); }

/* list */
.cs-list { display:grid; gap:22px; margin-top:-28px; position:relative; z-index:2; }
.cs-more-list { display:grid; gap:22px; margin-top:22px; }

.cs-card { position:relative; overflow:hidden; padding:28px 32px 26px; border-radius:20px; background:#fff; border:1px solid var(--dn-border);
  box-shadow:0 10px 34px rgba(60,80,160,.09); }
.cs-card::before { content:""; position:absolute; left:0; top:0; bottom:0; width:5px; background:var(--k); }
.cs-top { display:flex; flex-wrap:wrap; align-items:center; gap:10px; margin-bottom:14px; }
.cs-badge { display:inline-flex; align-items:center; gap:8px; padding:6px 14px; border-radius:999px; font-weight:400; font-size:14px; color:var(--k);
  background:color-mix(in srgb,var(--k) 12%,#fff); border:1px solid color-mix(in srgb,var(--k) 35%,transparent); }
.cs-chip { display:inline-flex; align-items:center; gap:7px; padding:5px 11px; border-radius:999px; font-size:12.5px; font-weight:400; color:#475569; background:#f1f5f9; border:1px solid #e2e8f0; }
.cs-chip svg { color:var(--k); font-size:13px; }
.cs-card p { margin:0 0 14px; font-size:15.5px; font-weight:400; line-height:1.85; color:#374151; text-indent:2em; text-align:justify; text-justify:inter-word; hyphens:auto; -webkit-hyphens:auto; }
.cs-card p:last-child { margin-bottom:0; }
.cs-card p strong { color:var(--dn-ink); font-weight:400; }

/* more toggle */
.cs-details { margin-top:22px; }
.cs-details > summary { list-style:none; cursor:pointer; display:flex; width:fit-content; margin:0 auto; align-items:center; gap:10px; padding:11px 24px; border-radius:10px;
  font-weight:400; font-size:14px; color:#fff; background:linear-gradient(135deg,#0891b2,var(--dn-indigo)); box-shadow:0 10px 26px rgba(79,70,229,.28); transition:transform .2s, box-shadow .2s; }
.cs-details > summary::-webkit-details-marker { display:none; }
.cs-details > summary:hover { transform:translateY(-3px); box-shadow:0 16px 34px rgba(79,70,229,.4); }
.cs-details > summary:focus-visible { outline:3px solid rgba(79,70,229,.45); outline-offset:3px; }
.cs-details > summary svg { transition:transform .25s; }
.cs-details[open] > summary svg { transform:rotate(180deg); }
.cs-details .cs-less { display:none; }
.cs-details[open] .cs-more { display:none; }
.cs-details[open] .cs-less { display:inline; }

@media (max-width:767px) {
  .cs-hero { padding:44px 0 62px; }
  .cs-card { padding:22px 18px 20px; }
  .cs-card p { font-size:15px; line-height:1.78; }
}
@media (max-width:640px) { .cs-card p { text-indent:1.4em; } }
@media (prefers-reduced-motion:reduce) { .cs-dot { animation:none; } .cs-details > summary, .cs-details > summary svg { transition:none; } }
@media (min-width:1100px) {
  .cs-card { display:grid; grid-template-columns:1fr 1fr; column-gap:48px; }
  .cs-top { grid-column:1 / -1; }
  .cs-card p { margin:0; }
}