/* Cyber Threat Intel Brief — April 19, 2026 · Sunday Edition · "Patch Surge" cold intel */

:root {
  --bg-primary: #050a12;
  --bg-secondary: #0a1424;
  --bg-surface: rgba(34, 211, 238, 0.05);
  --bg-elevated: rgba(148, 163, 184, 0.06);
  --text-primary: #e8eef7;
  --text-secondary: #94a3b8;
  --text-muted: #5c6b82;
  --accent-red: #f43f5e;
  --accent-red-dim: rgba(244, 63, 94, 0.12);
  --accent-green: #34d399;
  --accent-green-dim: rgba(52, 211, 153, 0.1);
  --accent-gold: #fbbf24;
  --accent-gold-dim: rgba(251, 191, 36, 0.12);
  --accent-blue: #22d3ee;
  --glass: rgba(15, 23, 42, 0.55);
  --glass-border: rgba(148, 163, 184, 0.2);
  --glass-highlight: rgba(255, 255, 255, 0.06);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'IBM Plex Mono', ui-monospace, monospace;
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-tap-highlight-color: transparent;
  padding-top: 42px;
  padding-left: max(0px, env(safe-area-inset-left));
  padding-right: max(0px, env(safe-area-inset-right));
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 10000;
  pointer-events: none;
  opacity: 0.07;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
}

/* ═══ TICKER ═══ */
.ticker {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  height: 42px;
  background: linear-gradient(90deg, rgba(8, 47, 73, 0.95) 0%, var(--bg-primary) 35%, var(--bg-primary) 65%, rgba(8, 47, 73, 0.95) 100%);
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  overflow: hidden;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.ticker__track {
  display: flex;
  align-items: center;
  gap: 2.75rem;
  flex-shrink: 0;
  padding: 0 1.5rem 0 0;
  animation: ticker-scroll 56s linear infinite;
}

@keyframes ticker-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-100%); }
}

.ticker__item {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
  color: var(--text-secondary);
}

.ticker__sep {
  width: 5px;
  height: 5px;
  transform: rotate(45deg);
  background: var(--accent-blue);
  opacity: 0.5;
  flex-shrink: 0;
}

.ticker__item--cve { color: var(--accent-gold); }
.ticker__item--actor { color: var(--accent-red); }
.ticker__item--advisory { color: var(--accent-blue); }
.ticker__item--op { color: var(--accent-green); }

/* ═══ HERO ═══ */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: flex-end;
  padding: clamp(1.5rem, 4vw, 4rem);
  padding-bottom: clamp(3rem, 8vh, 6rem);
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 100% 70% at 0% 0%, rgba(34, 211, 238, 0.12) 0%, transparent 55%),
    radial-gradient(ellipse 80% 50% at 100% 20%, rgba(244, 63, 94, 0.08) 0%, transparent 50%),
    linear-gradient(175deg, #061018 0%, var(--bg-primary) 50%, #020617 100%);
  z-index: 0;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.06) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 20%, transparent 75%);
  pointer-events: none;
  z-index: 1;
  opacity: 0.35;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 58rem;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-blue);
  margin-bottom: 1rem;
}

.hero__badge-dot {
  width: 8px;
  height: 8px;
  background: var(--accent-red);
  border-radius: 50%;
  animation: pulse-dot 2.2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.45; transform: scale(0.85); }
}

.hero__label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.hero__title {
  font-size: clamp(2.5rem, 8vw, 5.25rem);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
  color: #f8fafc;
  text-shadow: 0 0 80px rgba(34, 211, 238, 0.18);
}

.hero__sub {
  font-size: clamp(1rem, 2.2vw, 1.2rem);
  line-height: 1.65;
  color: var(--text-secondary);
  max-width: 44rem;
  margin-bottom: 1.75rem;
}

.hero__ref-strip {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--accent-gold);
  letter-spacing: 0.04em;
  border-left: 3px solid var(--accent-blue);
  padding-left: 1rem;
  margin-bottom: 2rem;
  line-height: 1.6;
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

@media (min-width: 640px) {
  .hero__stats { grid-template-columns: repeat(4, 1fr); }
}

.hero__stat {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  padding: 1rem 1.1rem;
  border-radius: 2px;
}

.hero__stat-val {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.1rem, 2.5vw, 1.45rem);
  color: var(--accent-blue);
  font-weight: 600;
}

.hero__stat-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 0.35rem;
}

/* Easter egg — faint compass rose in hero */
.hero__egg {
  position: absolute;
  bottom: 1rem;
  right: 1rem;
  width: 44px;
  height: 44px;
  opacity: 0.1;
  border: 1px solid var(--accent-blue);
  border-radius: 50%;
  pointer-events: none;
  z-index: 1;
}

.hero__egg::before {
  content: '';
  position: absolute;
  inset: 10px;
  border: 1px dashed rgba(251, 191, 36, 0.5);
  border-radius: 50%;
}

/* ═══ SECTIONS ═══ */
.sec {
  position: relative;
  padding: clamp(3rem, 8vw, 6rem) clamp(1.25rem, 4vw, 3rem);
  border-top: 1px solid rgba(148, 163, 184, 0.08);
}

.sec__inner {
  max-width: 72rem;
  margin: 0 auto;
}

.sec__num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-blue);
  margin-bottom: 0.75rem;
}

.sec__title {
  font-size: clamp(1.75rem, 4.5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.sec__rule {
  margin-bottom: 1.5rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--glass-border);
}

.sec__rule-text {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
}

.sec__lead {
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 58rem;
  margin-bottom: 2rem;
}

.sources {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  margin-top: 2rem;
}

.source {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 211, 238, 0.35);
  padding-bottom: 2px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.source:hover { color: var(--accent-gold); border-color: var(--accent-gold); }

/* KEV bulk */
.kev-bulk {
  background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.kev-mono-row {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.85;
  color: var(--text-secondary);
  padding: 1rem 0;
  border-bottom: 1px dashed rgba(148, 163, 184, 0.15);
}

.kev-mono-row strong { color: var(--accent-gold); font-weight: 600; }

.kev-callout {
  margin-top: 1.5rem;
  padding: 1rem 1.25rem;
  border: 1px solid rgba(244, 63, 94, 0.25);
  background: var(--accent-red-dim);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-primary);
  letter-spacing: 0.03em;
}

/* Patch Tuesday core */
.patch-core {
  background: var(--bg-primary);
}

.patch-split {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 900px) {
  .patch-split { grid-template-columns: 1fr 1.05fr; }
}

.patch-card {
  border: 1px solid var(--glass-border);
  background: var(--bg-elevated);
  padding: 1.5rem 1.75rem;
  border-radius: 2px;
}

.patch-card h3 {
  font-size: 1.05rem;
  margin-bottom: 0.65rem;
}

.patch-card p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.patch-term {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  line-height: 1.65;
  background: #020617;
  border: 1px solid rgba(34, 211, 238, 0.25);
  padding: 1.25rem 1.5rem;
  border-radius: 2px;
  color: var(--accent-gold);
}

.patch-term .k { color: var(--text-muted); }
.patch-term .v { color: #f1f5f9; }

/* Adobe */
.adobe-cut {
  background: linear-gradient(180deg, #0c1220 0%, var(--bg-primary) 100%);
}

.adobe-panel {
  padding: 1.35rem 1.5rem;
  border: 1px solid var(--glass-border);
  background: var(--glass);
  margin-bottom: 1rem;
  border-radius: 2px;
}

.adobe-panel h4 {
  font-size: 0.95rem;
  margin-bottom: 0.4rem;
  color: var(--accent-gold);
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
}

.adobe-panel p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* Fortinet SQL */
.fort-sql {
  background: var(--bg-secondary);
}

.fort-grid {
  display: grid;
  gap: 1rem;
}

@media (min-width: 768px) {
  .fort-grid { grid-template-columns: repeat(3, 1fr); }
}

.fort-grid__cell {
  padding: 1.25rem;
  border: 1px solid var(--glass-border);
  background: var(--bg-elevated);
  min-height: 120px;
}

.fort-grid__cell span {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 0.5rem;
}

.fort-grid__cell strong {
  font-size: 1rem;
  color: var(--accent-red);
}

.fort-grid__cell p {
  margin-top: 0.5rem;
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ActiveMQ */
.activemq {
  background: var(--bg-primary);
}

.amq-flow {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.amq-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: start;
}

.amq-step__n {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--accent-green);
  color: var(--accent-green);
  border-radius: 2px;
}

.amq-step__body {
  border-left: 2px solid var(--glass-border);
  padding: 0.75rem 1rem 0.75rem 1.25rem;
  background: var(--bg-elevated);
}

.amq-step__body h4 { font-size: 1rem; margin-bottom: 0.35rem; }
.amq-step__body p { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.55; }

.amq-log {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  line-height: 1.5;
  background: #020617;
  border: 1px solid rgba(52, 211, 153, 0.25);
  padding: 1rem 1.25rem;
  color: var(--accent-green);
  overflow-x: auto;
  border-radius: 2px;
}

/* Publisher leak */
.publisher-leak {
  background: linear-gradient(180deg, var(--bg-primary) 0%, #0a0f18 100%);
}

.pub-row {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 800px) {
  .pub-row { grid-template-columns: 1.2fr 0.8fr; }
}

.pub-stat {
  text-align: center;
  padding: 1.25rem;
  border: 1px solid var(--glass-border);
  background: var(--glass);
}

.pub-stat__n {
  font-family: var(--font-mono);
  font-size: 1.85rem;
  color: var(--accent-gold);
}

.pub-stat__l {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-top: 0.35rem;
}

.pub-note {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
  padding: 1rem 0;
}

/* Snowflake chain */
.snowflake-chain {
  background: var(--bg-secondary);
}

.sf-flow {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: stretch;
  margin: 1.5rem 0;
}

.sf-node {
  flex: 1 1 140px;
  min-width: 120px;
  padding: 1rem;
  border: 1px solid var(--glass-border);
  text-align: center;
  background: var(--bg-elevated);
}

.sf-node span {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.sf-node strong {
  display: block;
  margin-top: 0.4rem;
  font-size: 0.88rem;
  color: var(--accent-blue);
}

/* APT Ukraine */
.apt-ua {
  background: var(--bg-primary);
}

.apt-pull {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  font-style: italic;
  line-height: 1.55;
  color: var(--text-secondary);
  border-left: 4px solid var(--accent-red);
  padding: 0.5rem 0 0.5rem 1.5rem;
  margin: 1.5rem 0;
}

.apt-fact {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-gold);
  margin-bottom: 1rem;
}

/* Legacy KEV row */
.legacy-kev {
  background: #070d16;
}

.leg-rail {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.leg-chip {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
  border-radius: 2px;
}

.leg-chip strong { color: var(--accent-gold); }

/* Stats rail */
.rail-stats {
  padding: 2.5rem clamp(1.25rem, 4vw, 3rem);
  background: #020617;
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
}

.rail-stats__inner {
  max-width: 72rem;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .rail-stats__inner { grid-template-columns: repeat(4, 1fr); }
}

.rail-cell {
  text-align: center;
}

.rail-cell__n {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--accent-blue);
}

.rail-cell__l {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 0.4rem;
}

/* Week ahead */
.week-ahead {
  padding-bottom: 5rem;
}

.wa-grid {
  display: grid;
  gap: 1rem;
}

@media (min-width: 700px) {
  .wa-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1100px) {
  .wa-grid { grid-template-columns: repeat(3, 1fr); }
}

.wa-card {
  padding: 1.35rem 1.5rem;
  border: 1px solid var(--glass-border);
  background: var(--bg-elevated);
  border-radius: 2px;
  min-height: 44px;
}

.wa-card--hot {
  border-color: rgba(34, 211, 238, 0.45);
  background: rgba(34, 211, 238, 0.06);
}

.wa-card__date {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-gold);
  margin-bottom: 0.5rem;
}

.wa-card h3 {
  font-size: 1.05rem;
  margin-bottom: 0.5rem;
}

.wa-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* Footer */
.site-footer {
  padding: 3rem clamp(1.25rem, 4vw, 3rem) calc(3rem + env(safe-area-inset-bottom));
  border-top: 1px solid var(--glass-border);
  text-align: center;
  background: #020617;
}

.site-footer__brand {
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: 0.04em;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.site-footer__pulse {
  width: 10px;
  height: 10px;
  background: var(--accent-blue);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

.site-footer__regen {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 28rem;
  margin: 0 auto 1rem;
}

.site-footer__session {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-gold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-footer__timestamp {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
}

.sn-wrap {
  max-width: 72rem;
  margin: 0 auto;
  padding: 1rem clamp(1.25rem, 4vw, 3rem) 0;
}

code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  color: var(--accent-gold);
}