:root {
  --bg: #f5eee5;
  --ink: #102033;
  --muted: #607084;
  --panel: rgba(255, 250, 244, 0.82);
  --line: rgba(16, 32, 51, 0.1);
  --allow: #2e9b75;
  --deny: #8b0000;
  --accent: #ff7643;
  --teal: #0b8c8f;
  --shadow: 0 26px 70px rgba(16, 32, 51, 0.12);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  color: var(--ink);
  min-height: 100vh;
  background:
    radial-gradient(circle at 0% 0%, rgba(255, 118, 67, 0.18), transparent 30%),
    radial-gradient(circle at 100% 0%, rgba(11, 140, 143, 0.16), transparent 24%),
    linear-gradient(180deg, #faf4ed 0%, #efe5d9 100%);
}
.orientation-hint {
  display: none;
}
.shell {
  width: min(1520px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 40px;
}
.masthead, .card {
  background: var(--panel);
  border: 1px solid rgba(255,255,255,0.65);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}
.eyebrow {
  margin: 0 0 8px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 12px;
  color: var(--teal);
}
h1, h2, h3 { margin: 0; }
h1 { font-size: clamp(2.4rem, 4vw, 4.8rem); line-height: 0.95; }
h2 { font-size: clamp(1.6rem, 2vw, 2.3rem); }
.lede { color: var(--muted); max-width: 60ch; line-height: 1.6; }
.section-copy {
  margin: 10px 0 0;
  max-width: 66ch;
  color: var(--muted);
  line-height: 1.55;
}
.topbar {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 12px 4px 18px;
}
.brand-lockup {
  display: grid;
  gap: 4px;
}
.brand-name {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--ink);
}
.hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  margin-bottom: 22px;
}
.hero-panel {
  border-radius: 32px;
  padding: 30px;
  background: var(--panel);
  border: 1px solid rgba(255,255,255,0.65);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
  display: grid;
  gap: 14px;
  align-content: start;
}
.hero-panel-head {
  display: grid;
  gap: 0;
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  align-content: start;
}
.stat {
  padding: 16px;
  border-radius: 20px;
  background: rgba(16,32,51,0.94);
  color: white;
}
.stat strong {
  display: block;
  font-size: 1.8rem;
}
.layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  align-items: start;
}
.card {
  border-radius: 28px;
  padding: 20px;
}
.side-card { min-height: auto; }
.graph-card { min-height: 820px; }
.card-head {
  display: flex;
  justify-content: space-between;
  align-items: start;
  margin-bottom: 18px;
}
.atlas-graph {
  min-height: 720px;
  border-radius: 24px;
  overflow: hidden;
  position: relative;
  background:
    linear-gradient(rgba(16,32,51,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16,32,51,0.03) 1px, transparent 1px),
    linear-gradient(160deg, rgba(255,255,255,0.92), rgba(246,241,234,0.86));
  background-size: 34px 34px, 34px 34px, auto;
}
.graph-tooltip {
  position: absolute;
  z-index: 10;
  max-width: 320px;
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(16, 32, 51, 0.96);
  color: white;
  box-shadow: 0 18px 36px rgba(16, 32, 51, 0.18);
  pointer-events: none;
}
.graph-tooltip p {
  margin: 0 0 8px;
  font-size: 13px;
  line-height: 1.45;
}
.graph-tooltip p:last-child {
  margin-bottom: 0;
}
.graph-tooltip strong {
  color: #fff3cf;
}
.tooltip-rule {
  border-left: 3px solid transparent;
  padding-left: 10px;
}
.tooltip-rule.allow {
  border-left-color: #2e9b75;
}
.tooltip-rule.deny {
  border-left-color: #8b0000;
}
.tooltip-rule.allow strong {
  color: #7fe3ba;
}
.tooltip-rule.deny strong {
  color: #ff9b9b;
}
.controls { display: grid; gap: 14px; margin-bottom: 14px; }
.search {
  width: 100%;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  font: inherit;
  background: white;
  min-height: 50px;
}
.chips, .badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.chip, .badge {
  border-radius: 999px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  background: white;
  font: inherit;
}
.chip {
  cursor: pointer;
  min-height: 44px;
}
.chip.is-active {
  background: var(--ink);
  color: white;
  border-color: var(--ink);
}
.tri {
  font-family: "Space Grotesk", sans-serif;
  color: rgba(37,99,235,1);
  font-size: 0.9rem;
}
.subtle { color: var(--muted); }
.badge.allow { background: rgba(46,155,117,0.14); color: #1b6a50; }
.badge.deny { background: rgba(219,78,69,0.14); color: #96352f; }
svg { width: 100%; height: 100%; display: block; }
.edge { fill: none; stroke-width: 1.1; opacity: 0.22; }
.edge.allow { stroke: var(--allow); }
.edge.deny { stroke: #c62828; }
.edge.mixed { stroke: var(--accent); }
.edge.active { opacity: 1; stroke-width: 1.6; }
.edge.is-selected { stroke-width: 2.6; }
.edge.is-hovered {
  stroke-width: 3.6;
  animation: edge-pulse 0.75s ease-in-out infinite;
}
.edge-hit {
  fill: none;
  stroke: transparent;
  stroke-width: 12;
  pointer-events: stroke;
}
@keyframes edge-pulse {
  0% { opacity: 0.2; }
  50% { opacity: 1; }
  100% { opacity: 0.2; }
}
.column-title {
  font-size: 12px;
  fill: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.14em;
}
.node text { fill: var(--ink); }
.node-label {
  font-size: 12px;
  font-weight: 700;
}
.node-rule-label {
  font-size: 10px;
  font-weight: 700;
}
.node-sub {
  font-size: 9px;
  fill: var(--muted);
}
.node-sub-strong {
  font-weight: 700;
}
.node rect { fill: rgba(255,255,255,0.94); stroke: rgba(16,32,51,0.12); stroke-width: 1.2; }
.node.source rect { fill: rgba(255,255,255,0.94); }
.node.app rect { fill: rgba(255,255,255,0.94); }
.node.destination rect { fill: rgba(255,255,255,0.94); }
.node.allow rect { fill: rgba(46,155,117,0.22); }
.node.deny rect { fill: rgba(219,78,69,0.22); }
.node.mixed rect { fill: rgba(255,149,0,0.24); }
.node.neutral rect { fill: rgba(37,99,235,0.22) !important; }
.node.active rect { stroke: var(--ink); stroke-width: 2.2; }
.node.is-jump-focus rect {
  stroke-width: 3.8;
  animation: node-jump-pulse 0.46s ease-in-out 5;
}
@keyframes node-jump-pulse {
  0% { transform: scale(1); opacity: 0.7; }
  50% { transform: scale(1.06); opacity: 1; }
  100% { transform: scale(1); opacity: 0.86; }
}
.site-footer {
  padding: 22px 4px 8px;
  color: var(--muted);
  text-align: center;
}
@media (max-width: 1200px) {
  .hero,
  .layout {
    grid-template-columns: 1fr;
  }
  .graph-card, .side-card, .detail-card { min-height: auto; }
  .atlas-graph { min-height: 560px; }
}
@media (max-width: 820px) {
  .shell {
    width: min(100% - 20px, 1520px);
    padding: 14px 0 24px;
  }
  .topbar {
    align-items: start;
    padding: 6px 2px 14px;
  }
  .brand-name {
    font-size: 1rem;
  }
  .hero-panel,
  .card {
    padding: 18px;
  }
  .hero-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }
  .stat {
    padding: 14px;
    border-radius: 18px;
  }
  .stat strong {
    font-size: 1.45rem;
  }
  .card-head {
    margin-bottom: 14px;
  }
  .section-copy {
    font-size: 0.94rem;
  }
  .controls {
    gap: 10px;
    margin-bottom: 0;
  }
  .chips {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .chip {
    width: 100%;
    justify-content: center;
    padding: 10px 12px;
  }
  .graph-card {
    min-height: auto;
  }
  .atlas-graph {
    min-height: 440px;
    border-radius: 20px;
  }
  .graph-tooltip {
    max-width: min(280px, calc(100vw - 48px));
    padding: 10px 12px;
  }
}
@media (max-width: 560px) {
  body {
    background:
      radial-gradient(circle at 0% 0%, rgba(255, 118, 67, 0.14), transparent 26%),
      radial-gradient(circle at 100% 0%, rgba(11, 140, 143, 0.12), transparent 20%),
      linear-gradient(180deg, #faf4ed 0%, #efe5d9 100%);
  }
  .shell {
    width: calc(100% - 14px);
    padding: 10px 0 18px;
  }
  .eyebrow {
    font-size: 11px;
    letter-spacing: 0.12em;
  }
  h2 {
    font-size: 1.35rem;
  }
  .hero {
    gap: 14px;
    margin-bottom: 14px;
  }
  .hero-panel,
  .card {
    padding: 14px;
    border-radius: 22px;
  }
  .hero-stats {
    grid-template-columns: 1fr 1fr;
  }
  .stat {
    padding: 12px;
  }
  .stat strong {
    font-size: 1.2rem;
  }
  .search {
    min-height: 46px;
    padding: 10px 12px;
  }
  .chips {
    gap: 8px;
  }
  .chip {
    min-height: 40px;
    padding: 8px 10px;
    font-size: 0.94rem;
  }
  .card-head {
    margin-bottom: 12px;
  }
  .atlas-graph {
    min-height: 360px;
    border-radius: 18px;
  }
  .site-footer {
    padding-top: 14px;
    font-size: 0.9rem;
  }
}
@media (max-width: 820px) and (orientation: portrait) {
  .orientation-hint {
    display: block;
    position: sticky;
    top: 0;
    z-index: 20;
    padding: 10px 14px;
    background: rgba(16, 32, 51, 0.94);
    color: white;
    text-align: center;
    box-shadow: 0 10px 24px rgba(16, 32, 51, 0.18);
  }
  .orientation-hint p {
    margin: 0;
    font-size: 0.92rem;
    line-height: 1.35;
  }
}