/* ─── attack graph section ─────────────────────────────────────────────── */
.ag-section{
  position: relative;
  background: #EEE9DB;
  border-top: 1px solid var(--line);
  padding-top: 80px;
  min-height: 300vh;
}
.ag-sticky{
  position: sticky; top: 64px;
  min-height: 100vh;
  padding: 48px 40px 32px;
  max-width: 1440px; margin: 0 auto;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 24px;
}
.ag-section.is-reduced, .ag-section.is-reduced .ag-sticky{ min-height: auto; position: static; }

.ag-header{ max-width: 900px; }
.ag-eyebrow{
  display:inline-flex; align-items:center; gap: 10px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 12.5px; letter-spacing: 0.04em; color: var(--muted);
  margin-bottom: 14px;
}
.ag-h2{
  font-family: 'Fraunces', serif; font-weight: 360;
  font-size: clamp(34px, 4.8vw, 64px); line-height: 1; letter-spacing: -0.035em;
  margin: 0 0 12px;
  font-variation-settings: "opsz" 144, "SOFT" 30;
}
.ag-sub{
  max-width: 62ch; font-size: 16px; line-height: 1.55; color: #3A443E; margin: 0;
}

/* stage */
.ag-stage{
  position: relative; min-height: 520px;
  background: linear-gradient(180deg, #F5F2EB 0%, #EEE9DB 100%);
  border: 1px solid var(--line); border-radius: 4px;
  padding: 18px;
  overflow: hidden;
}
.ag-svg{ width: 100%; height: 100%; display:block; }
.ag-overlay{
  position: absolute; inset: 0; pointer-events: none;
  padding: 18px 22px;
  display: grid; grid-template-columns: auto 1fr auto; align-items: start;
}
.ag-counter{ display:flex; gap: 24px; pointer-events: auto; }
.ag-counter-pair{ display:flex; flex-direction:column; }
.ag-counter-num{
  font-family: 'Fraunces', serif; font-weight: 400;
  font-size: 28px; color: var(--ink); line-height: 1;
  font-variant-numeric: tabular-nums;
  transition: color 400ms ease;
}
.ag-counter-pair--critical .ag-counter-num{ color: #EF4444; }
.ag-counter-lbl{
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px; color: var(--muted);
  letter-spacing: 0.08em; text-transform: uppercase; margin-top: 4px;
}

/* finding dots */
.finding-dot{ opacity: 0; transition: opacity 360ms ease; }
.finding-dot.is-visible{ opacity: 1; }
.finding-dot .fd-halo{ animation: fdPulse 1.8s ease-in-out infinite; transform-origin: center; }
@keyframes fdPulse{
  0%,100%{ opacity: 0.5; transform: scale(1); }
  50%    { opacity: 0.15; transform: scale(1.8); }
}
.finding-dot .fd-label{ opacity: 0; transition: opacity 280ms ease 180ms; }
.finding-dot.is-visible .fd-label{ opacity: 1; }

/* chain tip box */
.chain-tip{ animation: tipIn 240ms ease-out; }
@keyframes tipIn{ from { opacity: 0; transform: translateY(4px); } }

/* CVSS readout */
.cvss-readout{
  pointer-events: auto;
  grid-column: 3;
  justify-self: end;
  text-align: right;
  padding: 14px 18px;
  background: rgba(11,15,14,0.9);
  border: 1px solid rgba(239,68,68,0.4);
  border-radius: 3px;
  color: #D7DDD9;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  opacity: 0; transform: translateY(6px) scale(0.96);
  transition: opacity 360ms ease, transform 360ms cubic-bezier(.2,.8,.2,1);
}
.cvss-readout.is-visible{ opacity: 1; transform: none; }
.cvss-readout-id{ font-size: 10.5px; color: #EF4444; letter-spacing: 0.12em; text-transform: uppercase; }
.cvss-readout-row{ display:flex; align-items:baseline; gap: 14px; margin: 6px 0 4px; justify-content: flex-end; }
.cvss-readout-num{
  font-family: 'Fraunces', serif; font-weight: 400;
  font-size: 56px; line-height: 1; color: #E8847C;
  font-variant-numeric: tabular-nums;
}
.cvss-readout-meta{ text-align: left; }
.cvss-readout-severity{ font-size: 12px; color: #FF9A9A; letter-spacing: 0.06em; }
.cvss-readout-hops{ font-size: 10.5px; color: var(--term-gray); }
.cvss-readout-caption{ font-size: 12px; font-style: italic; color: #D7DDD9; }

/* footer */
.ag-footer{
  display:flex; align-items:center; justify-content:space-between; gap: 20px;
  flex-wrap: wrap;
}
.ag-caption{
  display:inline-flex; align-items:center; gap: 10px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 13px; color: var(--muted);
  transition: color 400ms ease;
}
.ag-caption--C{ color: #EF4444; }
.ag-caption-dot{
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--muted); transition: background 400ms ease, box-shadow 400ms ease;
}
.ag-caption--B .ag-caption-dot{ background: var(--orange); box-shadow: 0 0 0 4px rgba(212,145,93,0.2); }
.ag-caption--C .ag-caption-dot{ background: #EF4444; box-shadow: 0 0 0 4px rgba(239,68,68,0.25); animation: fdPulse 1.6s ease-in-out infinite; }

.ag-timeline{ display:flex; align-items:center; gap: 8px; }
.ag-tl-chip{
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px; letter-spacing: 0.04em;
  padding: 6px 10px; border: 1px solid var(--line);
  background: transparent; color: var(--muted); border-radius: 2px;
  cursor: pointer;
}
.ag-tl-chip.is-active{ background: var(--ink); color: var(--cream); border-color: var(--ink); }
.ag-tl-range{ width: 180px; }
.ag-tl-reset{
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px; color: var(--muted); padding: 6px 8px;
}

.ag-cta{
  display:inline-flex; align-items:center; gap: 10px;
  padding: 12px 16px; background: #EF4444; color: var(--cream);
  border-radius: 2px; font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 13px; letter-spacing: 0.02em;
  animation: ctaIn 320ms ease-out;
}
@keyframes ctaIn{ from { opacity: 0; transform: translateY(4px); } }
.ag-cta-arrow{ transition: transform 160ms ease; }
.ag-cta:hover .ag-cta-arrow{ transform: translateX(4px); }

@media (max-width: 980px){
  .ag-section{ min-height: auto; }
  .ag-sticky{ position: static; padding: 28px 20px; }
  .ag-stage{ min-height: 380px; }
  .ag-overlay{ grid-template-columns: 1fr; gap: 14px; }
  .cvss-readout{ justify-self: start; text-align: left; }
  .cvss-readout-row{ justify-content: flex-start; }
  .cvss-readout-meta{ text-align: left; }
  .ag-timeline{ flex-wrap: wrap; }
}