:root {
  --bg: #0a0e14;
  --bg-alt: #0e141c;
  --surface: #131c27;
  --surface-2: #1a2533;
  --border: #233244;
  --text: #e8eef5;
  --muted: #94a3b6;
  --accent: #22d3ee;
  --accent-2: #67e8f9;
  --accent-soft: rgba(34, 211, 238, 0.12);
  --warn: #f87171;
  --warn-soft: rgba(248, 113, 113, 0.12);
  --crit: #fb7185;
  --ok: #34d399;
  --ok-soft: rgba(52, 211, 153, 0.12);
  --radius: 10px;
  --radius-lg: 14px;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --max: 1180px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  background:
    radial-gradient(1100px 600px at 80% -10%, rgba(34, 211, 238, 0.10), transparent 60%),
    radial-gradient(900px 500px at -10% 10%, rgba(103, 232, 249, 0.05), transparent 60%),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--accent); color: #00121b; padding: 8px 12px; border-radius: 6px;
}
.skip-link:focus { left: 16px; top: 16px; z-index: 100; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(10, 14, 20, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 24px; gap: 16px;
}
.brand { font-family: var(--mono); font-size: 13px; letter-spacing: .03em; color: var(--muted); }
.brand-mark { color: var(--accent); font-weight: 700; }
.brand-sep { margin: 0 8px; color: var(--border); }
.brand-name { color: var(--text); font-weight: 600; }
.site-nav { display: flex; gap: 18px; flex-wrap: wrap; }
.site-nav a {
  color: var(--muted); text-decoration: none; font-size: 14px; font-weight: 500;
  transition: color .15s ease;
}
.site-nav a:hover, .site-nav a:focus { color: var(--accent-2); }

/* Hero */
.hero { padding: 72px 0 48px; }
.hero-grid {
  display: grid; grid-template-columns: 1.4fr 1fr; gap: 56px; align-items: center;
}
.eyebrow {
  font-family: var(--mono); font-size: 12px; text-transform: uppercase;
  letter-spacing: .18em; color: var(--accent); margin: 0 0 16px;
}
h1 {
  font-size: clamp(2rem, 4.2vw, 3.6rem); line-height: 1.05;
  margin: 0 0 18px; font-weight: 800; letter-spacing: -0.02em;
}
.accent { color: var(--accent); }
.lede { font-size: 1.1rem; color: var(--muted); margin: 0 0 24px; max-width: 60ch; }

.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.tag {
  font-family: var(--mono); font-size: 12px; color: var(--text);
  background: var(--surface); border: 1px solid var(--border);
  padding: 6px 10px; border-radius: 999px;
}
.tag-accent { background: var(--accent-soft); border-color: var(--accent); color: var(--accent-2); }
.tag-warn { background: var(--warn-soft); border-color: var(--warn); color: var(--warn); }

.status-pill {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--accent-soft); color: var(--accent-2);
  padding: 8px 14px; border-radius: 999px; font-family: var(--mono); font-size: 13px;
  border: 1px solid rgba(34, 211, 238, 0.4);
}
.status-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--accent);
  box-shadow: 0 0 0 0 rgba(34, 211, 238, 0.7);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(34, 211, 238, 0.7); }
  70% { box-shadow: 0 0 0 12px rgba(34, 211, 238, 0); }
  100% { box-shadow: 0 0 0 0 rgba(34, 211, 238, 0); }
}

.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 20px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 16px; border-radius: 8px;
  font-family: var(--mono); font-size: 13px; font-weight: 600;
  text-decoration: none; border: 1px solid var(--border);
  transition: border-color .15s ease, background .15s ease, transform .15s ease;
}
.btn-primary { background: var(--accent-soft); color: var(--accent-2); border-color: var(--accent); }
.btn-primary:hover { background: rgba(34, 211, 238, 0.2); transform: translateY(-1px); }
.btn-ghost { background: var(--surface); color: var(--text); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent-2); }

.hero-stats {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px;
}
.stat {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px 16px;
  display: flex; flex-direction: column; gap: 4px;
}
.stat-num { font-family: var(--mono); font-size: 1.8rem; font-weight: 700; color: var(--accent); }
.stat-label { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .12em; }

/* Banner image */
.banner-image { padding: 0 0 32px; }
.banner-figure {
  margin: 0; border: 1px solid var(--border);
  border-radius: var(--radius-lg); overflow: hidden; background: var(--surface);
  box-shadow: 0 30px 80px -40px rgba(34, 211, 238, 0.25);
}
.banner-figure img { display: block; width: 100%; height: auto; }
.banner-figure figcaption {
  font-family: var(--mono); font-size: 13px; color: var(--muted);
  padding: 14px 18px; border-top: 1px solid var(--border); background: var(--bg-alt);
}
.banner-figure figcaption strong { color: var(--accent-2); }

/* Sections */
.section { padding: 64px 0; border-top: 1px solid var(--border); }
.section-alt { background: var(--bg-alt); }
.section-kicker {
  font-family: var(--mono); font-size: 12px; text-transform: uppercase;
  letter-spacing: .18em; color: var(--accent); margin: 0 0 14px;
}
h2 {
  font-size: clamp(1.5rem, 2.6vw, 2.1rem); margin: 0 0 16px;
  letter-spacing: -0.01em; line-height: 1.15;
}
h3 { font-size: 1.15rem; margin: 0 0 10px; }
.prose { color: var(--muted); max-width: 70ch; }

.two-col {
  display: grid; grid-template-columns: 1.5fr 1fr; gap: 36px; align-items: start;
}

.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 22px;
}
.card-eyebrow { margin: 0 0 6px; font-family: var(--mono); font-size: 12px; color: var(--accent); letter-spacing: .12em; }
.card-title { margin: 0 0 6px; font-weight: 700; font-size: 1.05rem; }
.card-title code { font-family: var(--mono); background: transparent; color: var(--text); }
.card-meta { margin: 0; color: var(--muted); font-size: 14px; }

/* Workflow timeline */
.workflow-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 22px;
}
.workflow-step {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 18px;
  position: relative;
}
.workflow-step .step-num {
  font-family: var(--mono); color: var(--accent); font-weight: 700;
  font-size: 12px; letter-spacing: .15em;
}
.workflow-step h3 { margin: 6px 0 8px; font-size: 1rem; }
.workflow-step p { color: var(--muted); font-size: 13.5px; margin: 0; }

/* Pipeline ASCII */
.pipeline-ascii {
  font-family: var(--mono); font-size: 13px; line-height: 1.5;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px;
  color: var(--accent-2); overflow-x: auto; margin: 24px 0;
}

/* Tables */
.table-wrap {
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  overflow: hidden; background: var(--surface);
}
.data-table { width: 100%; border-collapse: collapse; }
.data-table th, .data-table td {
  text-align: left; padding: 12px 16px; border-bottom: 1px solid var(--border);
  font-size: 14px; vertical-align: top;
}
.data-table th {
  font-family: var(--mono); font-size: 11px; text-transform: uppercase;
  letter-spacing: .15em; color: var(--muted); background: var(--bg-alt);
}
.data-table tr:last-child td { border-bottom: none; }
.data-table code { font-family: var(--mono); color: var(--accent-2); }

.severity-badge {
  display: inline-block; font-family: var(--mono); font-weight: 700; font-size: 11px;
  padding: 3px 9px; border-radius: 6px; letter-spacing: .08em;
}
.sev-high { background: var(--warn-soft); color: var(--warn); border: 1px solid var(--warn); }
.sev-med { background: rgba(251, 191, 36, 0.12); color: #fbbf24; border: 1px solid #fbbf24; }
.sev-low { background: var(--ok-soft); color: var(--ok); border: 1px solid var(--ok); }

.mitre-badge {
  display: inline-block; font-family: var(--mono); font-weight: 700; font-size: 11px;
  padding: 3px 9px; border-radius: 6px;
  background: var(--accent-soft); color: var(--accent-2); border: 1px solid var(--accent);
}

/* Config / code cards */
.config-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 24px;
}
.config-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 22px;
}
.config-card h3 { color: var(--text); }
.config-card p { color: var(--muted); margin-top: 0; }
.config-card pre {
  background: #06090c; border: 1px solid var(--border);
  padding: 14px; border-radius: var(--radius); overflow-x: auto;
  font-family: var(--mono); font-size: 13px; color: var(--accent-2);
  line-height: 1.6; margin: 14px 0 0;
}
.config-card code { font-family: var(--mono); }

/* MITRE / killchain */
.attack-card {
  background: var(--surface); border: 1px solid var(--accent);
  border-radius: var(--radius-lg); padding: 24px;
  box-shadow: 0 30px 80px -50px rgba(34, 211, 238, 0.5);
  margin-bottom: 28px;
}
.attack-card h3 { color: var(--accent-2); margin-top: 0; }
.attack-meta {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px;
  margin: 14px 0 0;
}
.attack-meta div {
  background: var(--bg-alt); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 12px 14px;
}
.attack-meta .label {
  font-family: var(--mono); font-size: 11px; color: var(--muted);
  text-transform: uppercase; letter-spacing: .12em;
}
.attack-meta .val {
  font-family: var(--mono); font-weight: 700; color: var(--accent-2);
  margin-top: 4px; font-size: 14px;
}

/* Evidence grid */
.evidence-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 18px; margin-top: 22px;
}
.evidence-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 20px;
}
.evidence-card h3 { font-size: 1rem; }
.evidence-card .ev-tag {
  display: inline-block; font-family: var(--mono); font-size: 11px;
  background: var(--accent-soft); color: var(--accent-2);
  border: 1px solid var(--accent); padding: 2px 8px; border-radius: 999px;
  margin-bottom: 8px; letter-spacing: .08em;
}
.evidence-card p { color: var(--muted); font-size: 14px; margin: 6px 0; }
.evidence-card code {
  font-family: var(--mono); color: var(--accent-2); background: #06090c;
  padding: 2px 6px; border-radius: 4px; font-size: 12.5px;
}

/* Triage output figure */
.triage-figures {
  display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 22px;
}
.triage-figures figure {
  margin: 0; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); overflow: hidden;
}
.triage-figures img { display: block; width: 100%; height: auto; background: #fff; }
.triage-figures figcaption {
  font-family: var(--mono); font-size: 12px; color: var(--muted);
  padding: 12px 14px; border-top: 1px solid var(--border); background: var(--bg-alt);
}

/* Engineer */
.engineer-grid {
  display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: center;
}
.engineer-card {
  background: var(--surface); border: 1px solid var(--accent);
  border-radius: var(--radius-lg); padding: 28px;
  box-shadow: 0 30px 80px -50px rgba(34, 211, 238, 0.5);
}
.engineer-card h2 { margin-top: 10px; }
.bullets { list-style: none; padding: 0; margin: 16px 0 0; }
.bullets li {
  position: relative; padding-left: 22px; color: var(--muted); margin-bottom: 8px;
}
.bullets li::before {
  content: "▸"; position: absolute; left: 0; color: var(--accent); font-family: var(--mono);
}
.engineer-figure {
  margin: 0; border: 1px solid var(--border); border-radius: var(--radius-lg);
  overflow: hidden; background: var(--surface);
}
.engineer-figure img { display: block; width: 100%; height: auto; background: #fff; }
.engineer-figure figcaption {
  padding: 12px 16px; font-family: var(--mono); font-size: 12px;
  color: var(--muted); border-top: 1px solid var(--border); background: var(--bg-alt);
}

/* Response / escalation */
.response-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 22px;
}
.response-block {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 22px;
}
.response-block h3 { color: var(--text); }
.response-block ol { padding-left: 18px; color: var(--muted); margin: 0; }
.response-block ol li { margin-bottom: 8px; }
.response-block ol li strong { color: var(--text); }

.escalate-card {
  margin-top: 22px; background: rgba(248, 113, 113, 0.05);
  border: 1px solid var(--warn);
  border-left: 4px solid var(--warn);
  border-radius: var(--radius-lg); padding: 22px 24px;
}
.escalate-card h3 { color: var(--warn); margin-top: 0; }
.escalate-list { list-style: none; padding: 0; margin: 12px 0 0; }
.escalate-list li {
  padding-left: 26px; position: relative;
  color: var(--text); margin-bottom: 8px; font-size: 14px;
}
.escalate-list li::before {
  content: "✔"; position: absolute; left: 0;
  color: var(--warn); font-family: var(--mono); font-weight: 700;
}

/* Skills */
.skills-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px; margin-top: 22px;
}
.skill-tile {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px 18px;
  transition: border-color .15s ease, transform .15s ease;
}
.skill-tile:hover { border-color: var(--accent); transform: translateY(-2px); }
.skill-tile h3 { font-size: .98rem; color: var(--accent-2); margin: 0 0 6px; }
.skill-tile p { color: var(--muted); font-size: 13px; margin: 0; }

/* Takeaway */
.takeaway {
  margin: 30px 0 0; padding: 22px 24px;
  background: var(--accent-soft); border-left: 4px solid var(--accent);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
}
.takeaway-title { font-weight: 700; color: var(--accent-2); margin: 0 0 8px; }
.takeaway p { margin: 0; color: var(--text); }
.takeaway p + p { margin-top: 8px; color: var(--muted); }

/* Footer */
.site-footer {
  border-top: 1px solid var(--border); background: var(--bg-alt);
  padding: 28px 0; margin-top: 40px;
}
.footer-row {
  display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap;
  font-size: 14px;
}
.footer-meta { color: var(--muted); font-family: var(--mono); font-size: 12px; margin: 4px 0 0; }
.footer-credit p:first-child strong { color: var(--accent-2); }

/* Responsive */
@media (max-width: 900px) {
  .hero { padding: 48px 0 28px; }
  .hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .two-col, .engineer-grid { grid-template-columns: 1fr; }
  .config-grid, .response-grid, .triage-figures { grid-template-columns: 1fr; }
  .workflow-grid { grid-template-columns: 1fr; }
  .attack-meta { grid-template-columns: 1fr; }
  .header-row { flex-direction: column; align-items: flex-start; }
  .site-nav { width: 100%; overflow-x: auto; padding-bottom: 4px; }
}

@media (max-width: 520px) {
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .container { padding: 0 18px; }
  .pipeline-ascii { font-size: 11px; }
}