/* SENTINEL CASE STUDY v4 — light, clean editorial layout. White canvas, black
   type, soft rounded cards, lime reserved for CTA fills (black-on-lime),
   readable green for accent text. Code blocks stay dark on purpose. */
:root{--accent:#2733d9;--accent-ink:#1f2abf;--bg:#ffffff;--band:#f7f8f6;--surface:#ffffff;--card:#ffffff;--text:#101410;--dim:#5f6660;--muted:#8a908a;--border:rgba(10,20,10,0.09);--radius:16px;--shadow-sm:0 1px 2px rgba(16,20,16,0.05);--shadow-md:0 10px 30px rgba(16,20,16,0.08);}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;background:#fff;color-scheme:light;}
body{font-family:'Schibsted Grotesk',sans-serif;background:var(--bg);color:var(--text);overflow-x:hidden;min-height:100vh;display:flex;flex-direction:column;}
.skip-link{position:absolute;left:-9999px;top:0;z-index:1000;padding:8px 16px;background:var(--accent);color:#fff;font-family:'JetBrains Mono',monospace;font-size:0.7rem;text-decoration:none;border-radius:0 0 8px 0;}
.skip-link:focus{left:0;}

.btn-bracket{font-size:0.85rem;font-weight:600;color:#fff;text-decoration:none;letter-spacing:0;text-transform:none;background:var(--accent);border:1px solid var(--accent);border-radius:999px;padding:10px 20px;transition:color 0.2s,background 0.2s,border-color 0.2s,box-shadow 0.2s,transform 0.2s;display:inline-flex;align-items:center;gap:6px;}
.btn-bracket:hover{background:#1f2abf;border-color:#1f2abf;transform:translateY(-1px);box-shadow:0 6px 20px rgba(39,51,217,0.35);}
.btn-bracket-accent{background:#2733d9;border-color:#2733d9;color:#fff;font-weight:700}
.btn-bracket-accent:hover{background:#1f2abf;border-color:#1f2abf;color:#fff;box-shadow:0 6px 20px rgba(39,51,217,0.3);}

/* PAGE */
main{flex:1;}
.page-wrap{max-width:1200px;margin:0 auto;padding:0 32px;}

/* BREADCRUMB */
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:0.78rem;color:var(--muted);padding:32px 0 20px;}
.breadcrumb a{color:var(--muted);text-decoration:none;transition:color 0.2s;}
.breadcrumb a:hover{color:var(--text);}
.breadcrumb span.sep{color:var(--border);}

/* BACK LINK */
.back-link{display:inline-flex;align-items:center;gap:6px;font-size:0.82rem;font-weight:500;color:var(--dim);text-decoration:none;transition:color 0.2s;margin-bottom:24px;}
.back-link:hover{color:var(--text);}
.back-link::before{content:'←';margin-right:2px;}

/* TAG */
.cs-tag{display:inline-flex;align-items:center;gap:6px;font-size:0.72rem;font-weight:600;letter-spacing:0.04em;text-transform:uppercase;color:var(--accent-ink);background:rgba(39,51,217,0.07);border:1px solid rgba(39,51,217,0.18);border-radius:999px;padding:5px 13px;margin-bottom:18px;}

/* ANONYMIZATION NOTE */
.cs-frame{max-width:640px;margin:0 0 22px;padding:2px 0 2px 14px;border-left:2px solid var(--accent-ink);font-size:0.86rem;line-height:1.55;color:var(--dim);}
.cs-frame a{color:var(--accent-ink);text-decoration:underline;text-decoration-color:rgba(39,51,217,0.35);text-underline-offset:2px;}

/* HERO */
.cs-hero{position:relative;overflow:visible;padding:32px 0 0;background:var(--bg);border-bottom:1px solid var(--border);}
.cs-hero::before,.cs-hero::after{content:none;}
.cs-hero-inner{position:relative;z-index:1;max-width:1200px;margin:0 auto;padding:0 32px;}

@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}
.cs-tag{animation:fadeUp 0.45s ease both;}
.hero-h1{font-size:clamp(2rem,3.6vw,3rem);font-weight:700;letter-spacing:-0.04em;line-height:1.12;margin-bottom:18px;max-width:900px;color:var(--text);animation:fadeUp 0.5s 0.1s ease both;}
.hero-sub{font-size:1rem;color:var(--dim);line-height:1.65;max-width:760px;margin-bottom:0;animation:fadeUp 0.5s 0.2s ease both;}

/* HERO STATS ROW */
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:24px;padding-bottom:28px;}
.hero-stat{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px;position:relative;overflow:hidden;box-shadow:var(--shadow-sm);transition:box-shadow 0.25s,transform 0.25s;}
.hero-stat::before{content:'';position:absolute;top:0;left:24px;width:44px;height:3px;border-radius:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform 0.7s ease;}
.hero-stat.revealed::before{transform:scaleX(1);}
.hero-stat:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);}
.hero-stat-val{font-family:'JetBrains Mono',monospace;font-size:clamp(1.55rem,2.4vw,2.2rem);font-weight:500;color:var(--text);letter-spacing:-0.02em;line-height:1;margin-bottom:10px;}
.hero-stat-label{font-size:0.8rem;color:var(--dim);line-height:1.5;}

/* SIGNALS BAR */
.signals-bar{background:var(--band);border-bottom:1px solid var(--border);padding:14px 0;}
.signals-inner{max-width:1200px;margin:0 auto;padding:0 32px;display:flex;align-items:center;gap:20px;flex-wrap:wrap;}
.signals-head{font-size:0.7rem;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;color:var(--muted);white-space:nowrap;}
.signals-list{display:flex;gap:8px;flex-wrap:wrap;}
.signal-pill{display:inline-flex;align-items:center;gap:6px;font-size:0.7rem;font-weight:600;letter-spacing:0.04em;text-transform:uppercase;padding:5px 13px;border:1px solid;border-radius:999px;background:#fff;}
.signal-dot{width:5px;height:5px;flex-shrink:0;background:currentColor;animation:sdot 1.5s ease-in-out infinite;border-radius:50%;}
@keyframes sdot{0%,100%{opacity:1}50%{opacity:0.2}}
.sp-antidetect{color:#1f2abf;border-color:rgba(39,51,217,0.3);}
.sp-proxy{color:#c2620a;border-color:rgba(194,98,10,0.3);}
.sp-vpn{color:#0a6ac2;border-color:rgba(10,106,194,0.3);}
.sp-bot{color:#d2372e;border-color:rgba(210,55,46,0.3);}
.sp-headless{color:#8a3fd2;border-color:rgba(138,63,210,0.3);}
.sp-asn{color:#b58a00;border-color:rgba(181,138,0,0.3);}

/* LAYOUT */
.cs-layout{display:grid;grid-template-columns:1fr 340px;gap:60px;padding-top:56px;padding-bottom:80px;align-items:start;}

/* ARTICLE */
.cs-article h2{font-size:1.35rem;font-weight:700;letter-spacing:-0.02em;color:var(--text);margin:44px 0 14px;}
.cs-article h2:first-child{margin-top:0;}
.cs-article p{font-size:0.98rem;color:var(--dim);line-height:1.85;margin-bottom:16px;}
.cs-article ul{list-style:none;padding:0;margin-bottom:20px;display:flex;flex-direction:column;gap:10px;}
.cs-article ul li{font-size:0.95rem;color:var(--dim);line-height:1.65;padding-left:26px;position:relative;}
.cs-article ul li::before{content:'✓';position:absolute;left:0;top:1px;width:17px;height:17px;border-radius:50%;background:rgba(39,51,217,0.1);color:var(--accent-ink);font-size:0.7rem;font-weight:700;display:flex;align-items:center;justify-content:center;}
.cs-article pre code{background:none;border:0;padding:0;border-radius:0;color:inherit;font-size:inherit}
.cs-article code{font-family:'JetBrains Mono',monospace;font-size:0.85em;background:var(--band);border:1px solid var(--border);border-radius:6px;padding:2px 6px;color:var(--accent-ink);}
.cs-article strong{color:var(--text);}

/* INFO BOXES */
.alert-box{background:#fef2f2;border:1px solid rgba(210,55,46,0.18);border-radius:12px;padding:20px 24px;margin:24px 0;}
.alert-box p{font-size:0.9rem;color:#7a3a36;line-height:1.7;margin:0;}
.alert-box strong{color:#d2372e;}
.warning-box{background:#fff8ed;border:1px solid rgba(217,119,6,0.2);border-radius:12px;padding:20px 24px;margin:24px 0;}
.warning-box p{font-size:0.9rem;color:#7a5a2e;line-height:1.7;margin:0;}
.warning-box strong{color:#b45309;}
.highlight-box{background:#f3f4fd;border:1px solid rgba(39,51,217,0.2);border-radius:12px;padding:20px 24px;margin:24px 0;}
.highlight-box p{font-size:0.9rem;color:#1f2abf;line-height:1.7;margin:0;}

/* QUOTE */
.cs-quote{position:relative;background:var(--band);border:1px solid var(--border);border-radius:var(--radius);padding:36px 40px 32px 76px;margin:36px 0;overflow:hidden;}
.cs-quote::before{content:'\201C';position:absolute;left:22px;top:12px;font-size:5rem;line-height:1;color:var(--accent-ink);font-family:Georgia,'Times New Roman',serif;opacity:0.3;pointer-events:none;}
.cs-quote::after{content:none;}
.cs-quote p{font-size:1.05rem !important;color:var(--text) !important;line-height:1.7 !important;font-style:italic;margin-bottom:14px !important;}
.cs-quote cite{font-size:0.8rem;color:var(--muted);font-style:normal;}

/* RESULTS */
.results-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:28px 0;}
.results-grid-2c{grid-template-columns:repeat(2,1fr) !important;}
.result-cell{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:24px 20px;box-shadow:var(--shadow-sm);transition:box-shadow 0.25s,transform 0.25s;}
.result-cell:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);}
.result-num{font-family:'JetBrains Mono',monospace;font-size:1.5rem;font-weight:500;color:var(--text);letter-spacing:-0.02em;margin-bottom:6px;line-height:1;}
.result-desc{font-size:0.8rem;color:var(--dim);line-height:1.5;}

/* CODE BLOCK — intentionally dark: it's a terminal artifact */
.cs-code{background:#101410;border:1px solid rgba(16,20,16,0.9);border-radius:14px;padding:24px 28px;margin:28px 0;font-family:'JetBrains Mono',monospace;font-size:0.8rem;line-height:1.75;overflow-x:auto;white-space:pre;display:block;color:#e6e8e3;box-shadow:var(--shadow-md);}
.cs-code .cm{color:#6b7264;}
.cs-code .kw{color:#7ab8ff;}
.cs-code .fn{color:#2733d9;}
.cs-code .str{color:#ffb066;}

/* SIDEBAR */
.cs-sidebar{position:sticky;top:96px;}
.sidebar-cta{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:28px 24px;box-shadow:var(--shadow-md);}
.sidebar-cta h3{font-size:1.05rem;font-weight:700;letter-spacing:-0.01em;margin-bottom:10px;color:var(--text);}
.sidebar-cta p{font-size:0.85rem;color:var(--dim);line-height:1.65;margin-bottom:20px;}
.btn-accent{display:block;text-align:center;background:var(--accent);color:#fff;font-size:0.85rem;font-weight:700;letter-spacing:0;text-transform:none;padding:13px 16px;text-decoration:none;border-radius:999px;transition:background 0.2s,transform 0.18s,box-shadow 0.18s;margin-bottom:10px;}
.btn-accent:hover{background:#1f2abf;transform:translateY(-1px);box-shadow:0 6px 20px rgba(39,51,217,0.35);}
.btn-ghost{display:block;text-align:center;color:var(--dim);font-size:0.85rem;font-weight:500;letter-spacing:0;text-transform:none;padding:11px 16px;text-decoration:none;border:1px solid var(--border);border-radius:999px;transition:color 0.2s,background 0.2s,border-color 0.2s,box-shadow 0.2s,transform 0.2s;}
.btn-ghost:hover{color:var(--text);border-color:rgba(16,20,16,0.25);}
.timeline-badge{background:var(--band);border:1px solid var(--border);border-radius:12px;padding:12px 14px;margin-top:16px;}
.timeline-badge span{display:block;font-size:0.7rem;color:var(--accent-ink);letter-spacing:0.06em;text-transform:uppercase;margin-bottom:4px;font-weight:700;}
.timeline-badge strong{font-family:'JetBrains Mono',monospace;font-size:0.88rem;color:var(--text);}

/* CTA STRIP — rounded lime band */
.cta-strip{background:var(--accent);border-radius:24px;max-width:1200px;margin:0 auto 80px;padding:64px 32px;text-align:center;}
.cta-strip h2{font-size:clamp(1.5rem,3vw,2.2rem);font-weight:700;color: #fff;letter-spacing:-0.03em;margin-bottom:10px;}
.cta-strip p{font-size:0.95rem;color: rgba(255,255,255,0.65);margin-bottom:32px;}
.btn-dark{display:inline-flex;align-items:center;gap:6px;background:#101410;color:#fff;font-size:0.88rem;font-weight:600;letter-spacing:0;text-transform:none;padding:14px 30px;text-decoration:none;border:1px solid #101410;border-radius:999px;transition:color 0.2s,background 0.2s,border-color 0.2s,box-shadow 0.2s,transform 0.2s;}
.btn-dark:hover{background:#232823;transform:translateY(-1px);box-shadow:0 8px 24px rgba(0,0,0,0.2);}

/* RELATED */
.related-section{background:var(--band);border-top:1px solid var(--border);padding:64px 32px 72px;}
.related-inner{max-width:1200px;margin:0 auto;}
.section-label{font-size:0.72rem;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;color:var(--accent-ink);margin-bottom:28px;}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.related-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:30px 28px;text-decoration:none;color:inherit;transition:transform 0.25s cubic-bezier(.22,1,.36,1),box-shadow 0.25s;position:relative;overflow:hidden;box-shadow:var(--shadow-sm);}
.related-card::before{content:'';position:absolute;top:0;left:28px;width:44px;height:3px;border-radius:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform 0.3s;}
.related-card:hover::before{transform:scaleX(1);}
.related-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);}
.related-tag{font-size:0.7rem;font-weight:700;letter-spacing:0.06em;text-transform:uppercase;color:var(--accent-ink);margin-bottom:12px;}
.related-metric{font-family:'JetBrains Mono',monospace;font-size:2rem;color:var(--text);margin-bottom:8px;letter-spacing:-0.02em;line-height:1;}
.related-title{font-size:0.92rem;font-weight:600;color:var(--text);margin-bottom:12px;line-height:1.45;}
.related-link{font-size:0.8rem;color:var(--muted);display:flex;align-items:center;gap:4px;transition:color 0.2s;}
.related-card:hover .related-link{color:var(--accent-ink);}

/* RESPONSIVE */
@media(max-width:1024px){
  .hero-stats{grid-template-columns:repeat(2,1fr);}
  .cs-layout{grid-template-columns:1fr;}
  .cs-sidebar{position:static;}
  .related-grid{grid-template-columns:repeat(2,1fr);}
}
@media(max-width:640px){
  .hero-stats{grid-template-columns:repeat(2,1fr);}
  .results-grid{grid-template-columns:repeat(2,1fr) !important;}
  .page-wrap{padding:0 20px;}
  .cs-quote{padding:32px 24px 28px 52px;}
  .cs-quote::before{font-size:4rem;left:14px;top:10px;}
  .related-grid{grid-template-columns:1fr;}
  .cta-strip{margin:0 16px 64px;}
}
@media(max-width:460px){
  .hero-stats{grid-template-columns:1fr;}
}

/* mobile overflow guards */
.cs-layout>*{min-width:0;}
.cs-article{min-width:0;max-width:100%;}
.cs-code{overflow-x:auto;max-width:100%;-webkit-overflow-scrolling:touch;}
.cs-code::-webkit-scrollbar{height:4px;}
.cs-code::-webkit-scrollbar-thumb{background:#c9cec4;border-radius:2px;}
.cs-article pre{overflow-x:auto;max-width:100%;}

/* ── .cs-table — the worked-model tables on the attack playbooks ──────────
   Added 2026-08-16 with the case-study -> playbook reframe. There were no
   table styles in this file at all before, so these rendered as browser
   defaults: Times, hairline borders, full-bleed width. The third column is
   deliberately empty ("Yours") — the tables are meant to be read as a form
   the reader fills in with their own numbers, not as reported results. */
.cs-table{
  width:100%;border-collapse:collapse;margin:22px 0 26px;
  font-size:0.86rem;line-height:1.5;
  display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;
}
.cs-table tr{border-bottom:1px solid var(--border);}
.cs-table tr:last-child{border-bottom:none;}
.cs-table th{
  text-align:left;padding:9px 14px 9px 0;
  font-size:0.7rem;font-weight:700;letter-spacing:0.08em;text-transform:uppercase;
  color:var(--accent-ink);white-space:nowrap;
}
.cs-table td{padding:11px 14px 11px 0;color:var(--dim);vertical-align:top;}
/* The model value is the number the prose reasons about — give it the
   weight, and tabular figures so the column reads as a column. */
.cs-table td:nth-child(2){
  color:var(--text);font-weight:600;
  font-variant-numeric:tabular-nums;white-space:nowrap;
}
.cs-table td:last-child{color:var(--muted);}
.cs-table th:last-child,.cs-table td:last-child{padding-right:0;}

/* ── Paper (2026-09-22): the homepage's system ──────────────────────────
   Replaces the 2026-09-05 night hero: warm paper, ink, the Newsreader serif
   for the title and section headings, white cards; ultramarine the only
   accent. No panel, no glow, no grid behind the title. */
@font-face { font-family:'Newsreader'; font-style:normal; font-weight:300 600; font-display:swap; src:url(/assets/fonts/newsreader-var-latin-ext.woff2) format('woff2'); unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF; }
@font-face { font-family:'Newsreader'; font-style:normal; font-weight:300 600; font-display:swap; src:url(/assets/fonts/newsreader-var-latin.woff2) format('woff2'); unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
:root { --serif:'Newsreader','Iowan Old Style',Georgia,serif; }
html, html body { background:#f9f8f4; }
main > .cs-hero::before, main > .cs-hero::after { content:none; }
main > .cs-hero h1, main > .cs-hero .hero-h1 {
    font-family:var(--serif); font-weight:400 !important; font-size:clamp(2.3rem,4.4vw,3.6rem); line-height:1.06; letter-spacing:-.022em;
    font-optical-sizing:none; font-variation-settings:'opsz' 40; text-wrap:balance; color:#15161a;
}
main > .cs-hero h1 em, main > .cs-hero .hero-h1 em { font-style:normal; color:#2733d9; }
main h2:not([class*="card"] h2):not(.sr-only) { font-family:var(--serif); font-weight:400 !important; letter-spacing:-.018em; font-optical-sizing:none; font-variation-settings:'opsz' 36; }
/* Live coverage figures: on the page, serif figures, mono captions (the homepage's reading). */
body .stats-bar { background:transparent; }
body .stats-bar .stat-num { font-family:var(--serif); font-weight:400 !important; letter-spacing:-.025em; font-optical-sizing:none; font-variation-settings:'opsz' 48; font-variant-numeric:lining-nums; }
body .stats-bar .stat-label { font-family:'JetBrains Mono',ui-monospace,monospace; font-weight:500; }
/* One primary per view: plain .btn-bracket is the white secondary, only .btn-bracket-accent is filled. */
body .btn-bracket:not(.btn-bracket-accent) { background:#fff; color:#15161a; border-color:rgba(21,22,26,.14); box-shadow:0 1px 2px rgba(21,22,26,.05); }
body .btn-bracket:not(.btn-bracket-accent):hover { background:#fff; color:#15161a; border-color:rgba(21,22,26,.3); box-shadow:0 1px 2px rgba(21,22,26,.08); }
body .btn-bracket-accent { background:#2733d9; border-color:#1e28b4; color:#fff; }
/* Bare <code>/<kbd>/<pre> use the site mono (no font rule fell back to Courier). */
code, kbd, samp, pre { font-family:'JetBrains Mono',ui-monospace,'SF Mono',monospace; }
/* Controls take the page face, not the browser default. */
button, input, select, textarea { font-family:inherit; }
/* The closing strip is a recessed paper card; the title band is transparent; figures in the serif. */
body .cta-strip { background:#f1efe8; box-shadow:inset 0 0 0 1px #e4e1d8; }
body .cta-strip h2 { color:#15161a; font-family:var(--serif); font-weight:400 !important; letter-spacing:-.02em; }
body .cta-strip p { color:#64625c; }
body .btn-dark { background:#2733d9; color:#fff; border-radius:999px; }
body .btn-dark:hover { background:#1f2abf; box-shadow:none; }
main > .cs-hero, .idx-hero { background:transparent; }
.hero-stat-val, .idx-stat-val { font-family:var(--serif); font-weight:400 !important; letter-spacing:-.025em; font-optical-sizing:none; font-variation-settings:'opsz' 48; }
body .btn-bracket { text-decoration:none; }
/* The index page's own inline block loads after this sheet: out-rank it by specificity. */
main > .idx-hero { background:transparent; }
main .idx-stat-val { font-family:var(--serif); }
main h1.idx-h1 { font-family:var(--serif); font-weight:400 !important; letter-spacing:-.022em; font-optical-sizing:none; font-variation-settings:'opsz' 40; }