/* SecureSan Technologies — shared shell for the resource pages
   (blog.html, checklists.html, news.html, case-studies.html)
   Same tokens as index.html so the pages can't drift from the brand. */
:root{
  --ink:#1A1A1A;--heading:#222529;
  --primary:#3E4095;--primary-2:#605BE5;--primary-dk:#191C89;--violet:#DF292E;
  --muted:#565C74;                     /* AA-compliant slate (matches index.html) */
  --line:#E8E8E8;--line-2:#D9DAF0;--card:#fff;--bg-2:#F4F4F4;
  --grad-2:linear-gradient(125deg,#3E4095 0%,#DF292E 100%);
  --grad-soft:linear-gradient(135deg,rgba(62,64,149,.08),rgba(96,91,229,.05));
  --edge-1:rgba(96,91,229,.60);--edge-2:rgba(223,41,46,.30);--edge-glow:rgba(96,91,229,.20);
  --sh-sm:0 2px 10px rgba(20,20,43,.05);--sh:0 10px 30px rgba(20,20,43,.09);
  --display:'Poppins',sans-serif;--mono:'Poppins',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Open Sans',sans-serif;color:var(--ink);line-height:1.7;background:#fff;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%}

/* header */
.top{background:var(--grad-2);color:#fff;padding:14px 0;position:sticky;top:0;z-index:100;box-shadow:0 2px 18px rgba(25,28,137,.22)}
.top .in{max-width:1180px;margin:0 auto;padding:0 22px;display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.top .brand{display:flex;align-items:center;gap:11px;text-decoration:none;margin-right:auto;min-width:0}
.top .brand svg{height:38px;width:auto;flex:none}
.top .wm{font-family:var(--display);font-weight:700;color:#fff;font-size:1.06rem;line-height:1.15;white-space:nowrap}
.top .wm i{font-style:normal;color:#FF9B9E}
.top .wm b{font-weight:500}
.top .tag{display:block;font-family:var(--mono);font-size:.5rem;font-weight:600;letter-spacing:.15em;
  text-transform:uppercase;color:rgba(255,255,255,.75);margin-top:4px}
.top nav{display:flex;gap:6px;flex-wrap:wrap}
.top nav a{color:#fff;text-decoration:none;font-size:.86rem;font-weight:600;padding:7px 12px;border-radius:9px;
  transition:.22s;white-space:nowrap;opacity:.88}
.top nav a:hover{background:rgba(255,255,255,.16);opacity:1}
.top nav a.on{background:rgba(255,255,255,.2);opacity:1}

/* page head */
main{max-width:1180px;margin:0 auto;padding:52px 22px 80px}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-family:var(--mono);font-size:.72rem;font-weight:700;
  letter-spacing:.16em;text-transform:uppercase;color:var(--primary);margin-bottom:12px}
.eyebrow::before{content:"";width:24px;height:2px;border-radius:2px;background:var(--grad-2)}
h1{font-family:var(--display);color:var(--heading);font-size:clamp(2rem,4.2vw,2.9rem);line-height:1.15;margin-bottom:12px}
.grad{background:var(--grad-2);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.lede{color:var(--muted);font-size:1.02rem;max-width:74ch;margin-bottom:14px}
.updated{font-family:var(--mono);font-size:.76rem;color:var(--muted);letter-spacing:.05em}

/* the same "lightning edge" as the main site */
.card,.ck,.post,.item,.cs{position:relative;isolation:isolate;background:var(--card);
  border:1px solid var(--line);border-radius:18px;box-shadow:var(--sh-sm);transition:.3s}
.card::after,.ck::after,.post::after,.item::after,.cs::after{content:"";position:absolute;inset:0;
  border-radius:inherit;padding:1.25px;
  background:linear-gradient(135deg,var(--edge-1),var(--edge-2) 45%,rgba(62,64,149,0) 75%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;opacity:.30;transition:opacity .3s;pointer-events:none;z-index:2}
.card:hover::after,.ck:hover::after,.post:hover::after,.item:hover::after,.cs:hover::after{opacity:1}
.card:hover,.ck:hover,.post:hover,.item:hover,.cs:hover{box-shadow:0 0 0 3px var(--edge-glow),var(--sh)}

/* notice / disclosure box */
.note{background:#FFF6F6;border:1px solid rgba(223,41,46,.28);border-left:4px solid var(--violet);
  border-radius:12px;padding:16px 18px;margin:22px 0 30px;font-size:.9rem;color:#4A3038}
.note b{color:var(--violet)}
.note.info{background:var(--bg-2);border-color:var(--line-2);border-left-color:var(--primary);color:var(--muted)}
.note.info b{color:var(--primary)}

/* generic bits */
.tagrow{display:flex;flex-wrap:wrap;gap:7px;margin-top:12px}
.pill{font-family:var(--mono);font-size:.7rem;font-weight:600;color:var(--primary);background:var(--grad-soft);
  border:1px solid rgba(62,64,149,.2);border-radius:6px;padding:4px 9px}
.pill.hot{color:var(--violet);background:rgba(223,41,46,.06);border-color:rgba(223,41,46,.25)}
a.src{color:var(--primary);font-size:.82rem;text-decoration:none;border-bottom:1px dotted var(--line-2)}
a.src:hover{border-bottom-style:solid}
.back{display:inline-flex;align-items:center;gap:8px;margin-top:44px;font-weight:600;color:var(--primary);text-decoration:none}
.back:hover{gap:12px}

/* footer */
footer{background:#28295F;color:#C6C9F0;padding:34px 0;text-align:center;font-size:.85rem}
footer a{color:#fff;text-decoration:none}
footer .fin{max-width:1180px;margin:0 auto;padding:0 22px}
footer .san{font-family:var(--mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;
  color:#8F93D8;margin-top:8px}

@media(max-width:820px){
  .top .in{gap:12px}
  .top nav{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:2px}
  .top nav::-webkit-scrollbar{display:none}
  .top .tag{display:none}
  main{padding:36px 18px 64px}
}

/* ================= CASE STUDY (long-form) ================= */
.cs-hero{background:linear-gradient(160deg,#191C89 0%,#3E4095 58%,#7E2C6B 100%);color:#fff;
  border-radius:22px;padding:40px 40px 34px;margin-bottom:8px;position:relative;overflow:hidden}
.cs-hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(55% 50% at 12% 12%,rgba(96,91,229,.4),transparent 60%),
  radial-gradient(50% 45% at 90% 88%,rgba(223,41,46,.32),transparent 60%)}
.cs-hero>*{position:relative;z-index:1}
.cs-kind{display:inline-block;font-family:var(--mono);font-size:.66rem;font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;color:#fff;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.25);
  border-radius:20px;padding:5px 13px;margin-bottom:16px}
.cs-hero h1{color:#fff;font-size:clamp(1.6rem,3.4vw,2.4rem);line-height:1.2;margin-bottom:14px}
.cs-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.cs-meta span{font-family:var(--mono);font-size:.7rem;font-weight:600;color:#fff;background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.2);border-radius:7px;padding:5px 11px}
.samplebar{background:#FFF6F6;border:1px solid rgba(223,41,46,.28);border-left:4px solid var(--violet);
  border-radius:12px;padding:13px 16px;margin:16px 0 30px;font-size:.84rem;color:#5A3038}
.samplebar b{color:var(--violet)}
.toc{background:var(--bg-2);border:1px solid var(--line);border-radius:16px;padding:22px 24px;margin-bottom:36px}
.toc h2{font-family:var(--display);font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;color:var(--primary);margin-bottom:12px}
.toc ol{columns:2;column-gap:34px;margin-left:18px;font-size:.9rem}
.toc li{margin-bottom:6px;break-inside:avoid}
.toc a{color:var(--ink);text-decoration:none;border-bottom:1px solid transparent}
.toc a:hover{color:var(--primary);border-bottom-color:var(--primary-2)}
.doc{max-width:none}
.doc h2{font-family:var(--display);font-size:1.5rem;color:var(--heading);margin:44px 0 6px;padding-top:14px;
  border-top:2px solid var(--line);scroll-margin-top:80px}
.doc h2 .n{color:var(--primary-2);font-size:1rem;font-family:var(--mono);margin-right:10px;font-weight:600}
.doc h3{font-family:var(--display);font-size:1.12rem;color:var(--heading);margin:26px 0 8px}
.doc h4{font-family:var(--mono);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:var(--primary);margin:20px 0 8px}
.doc p{margin-bottom:14px;font-size:.97rem}
.doc ul,.doc ol.li{margin:0 0 16px 22px;display:grid;gap:7px}
.doc li{font-size:.95rem}
.doc b,.doc strong{color:var(--heading)}
.doc blockquote{border-left:3px solid var(--primary-2);background:var(--grad-soft);border-radius:0 12px 12px 0;
  padding:12px 18px;margin:0 0 16px;font-size:.95rem;color:var(--heading)}
.doc pre{background:#1A1C3A;color:#E4E5FA;border-radius:12px;padding:16px 18px;overflow-x:auto;margin:0 0 16px;
  font-family:'SF Mono',Consolas,'Courier New',monospace;font-size:.82rem;line-height:1.6;
  border:1px solid #2C2F5E}
.doc pre .c{color:#8B90C8}   /* comment */
.doc pre .k{color:#FF9B9E}   /* keyword/attacker */
.doc pre .g{color:#6EE7A8}   /* good/success */
.doc code{font-family:'SF Mono',Consolas,monospace;font-size:.86em;background:var(--grad-soft);
  border:1px solid rgba(62,64,149,.16);border-radius:5px;padding:1px 6px;color:var(--primary-dk)}
.doc pre code{background:none;border:0;padding:0;color:inherit;font-size:inherit}
.shot{display:flex;gap:12px;align-items:center;background:var(--bg-2);border:1px dashed var(--line-2);
  border-radius:11px;padding:13px 16px;margin:0 0 16px;font-size:.86rem;color:var(--muted);font-style:italic}
.shot svg{flex:none;color:var(--primary);width:20px;height:20px}
.tbl{width:100%;border-collapse:collapse;margin:0 0 18px;font-size:.87rem}
.tbl th,.tbl td{border:1px solid var(--line);padding:9px 12px;text-align:left;vertical-align:top}
.tbl th{background:var(--grad-soft);font-family:var(--display);font-weight:600;color:var(--heading);font-size:.82rem}
.tbl tr:nth-child(even) td{background:#FAFAFC}
.sev{font-family:var(--mono);font-size:.68rem;font-weight:700;padding:3px 8px;border-radius:5px;white-space:nowrap;display:inline-block}
.sev.crit{background:#4A0E12;color:#fff}
.sev.high{background:#DF292E;color:#fff}
.sev.med{background:#E8820E;color:#fff}
.sev.low{background:#3E4095;color:#fff}
.sev.info{background:#E8E8E8;color:#333}
.mermaid{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;margin:0 0 18px;text-align:center;overflow-x:auto}
.kpi{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:6px 0 20px}
.kpi .k{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px 16px;text-align:center;position:relative;isolation:isolate}
.kpi .k::after{content:"";position:absolute;inset:0;border-radius:inherit;padding:1.25px;background:linear-gradient(135deg,var(--edge-1),var(--edge-2) 45%,rgba(62,64,149,0) 75%);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:.4;pointer-events:none}
.kpi .kn{font-family:var(--display);font-weight:700;font-size:1.9rem;background:var(--grad-2);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;line-height:1}
.kpi .kl{font-size:.76rem;color:var(--muted);margin-top:7px}
.callout{background:var(--grad-soft);border:1px solid var(--line-2);border-radius:14px;padding:20px 22px;margin:26px 0}
.callout h3{margin-top:0;color:var(--primary)}
.csnav{display:flex;justify-content:space-between;gap:14px;margin-top:40px;flex-wrap:wrap}
.csnav a{flex:1;min-width:220px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px 18px;text-decoration:none;transition:.25s;position:relative;isolation:isolate}
.csnav a:hover{box-shadow:0 0 0 3px var(--edge-glow),var(--sh);transform:translateY(-2px)}
.csnav .d{font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.csnav .t{display:block;color:var(--heading);font-family:var(--display);font-weight:600;font-size:.95rem;margin-top:4px}
.csnav a.next{text-align:right}
@media(max-width:820px){.toc ol{columns:1}.kpi{grid-template-columns:repeat(2,1fr)}.cs-hero{padding:28px 24px}.doc pre{font-size:.76rem}}

/* wide tables & diagrams scroll internally on narrow screens (no page-wide scroll) */
.doc .tbl{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;white-space:nowrap}
.doc .tbl th,.doc .tbl td{white-space:normal;min-width:88px}
.mermaid{overflow-x:auto;-webkit-overflow-scrolling:touch}
@media(max-width:600px){
  .doc .tbl{font-size:.8rem}
  .doc .tbl th,.doc .tbl td{min-width:104px}
}