@font-face {
  font-family: "Source Serif 4";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/source-serif-4-400-latin.woff2") format("woff2");
}
@font-face {
  font-family: "Source Serif 4";
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/source-serif-4-400-italic-latin.woff2") format("woff2");
}
@font-face {
  font-family: "Source Serif 4";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/source-serif-4-600-latin.woff2") format("woff2");
}
@font-face {
  font-family: "Darker Grotesque";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/darker-grotesque-600-latin.woff2") format("woff2");
}
@font-face {
  font-family: "Darker Grotesque";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("fonts/darker-grotesque-700-latin.woff2") format("woff2");
}

:root {
  --aluminum: #d2d6db;
  --plate: #e8ecef;
  --ink: #1c2227;
  --mute: #4a545c;
  --chassis: #3b4247;
  --bezel: #262c30;
  --face: #c5ccd1;
  --hivis: #d9b800;
  --pager: #a61b14;
  --ok: #2c5a45;
  --rule: #b7bec4;
}

* { box-sizing: border-box; }

html {
  color-scheme: light;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--aluminum);
  color: var(--ink);
  font-family: "Source Serif 4", Georgia, "Times New Roman", serif;
  font-size: 1.125rem;
  line-height: 1.55;
}

img { max-width: 100%; }

a {
  color: var(--ok);
  text-underline-offset: 0.15em;
}
a:hover { color: var(--ink); }

a:focus-visible,
button:focus-visible,
input:focus-visible,
label:focus-visible {
  outline: 3px solid var(--hivis);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--hivis);
  color: var(--ink);
  padding: 0.5rem 0.8rem;
  z-index: 20;
}
.skip:focus {
  left: 3.75rem;
  top: 0.5rem;
}

.spine {
  position: fixed;
  inset: 0 auto 0 0;
  width: 3.5rem;
  background: var(--bezel);
  color: var(--plate);
  display: flex;
  flex-direction: column;
  align-items: stretch;
  z-index: 8;
  padding: 0.85rem 0 1rem;
}
.spine .mark {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-family: "Darker Grotesque", sans-serif;
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: 0.08em;
  color: var(--hivis);
  text-decoration: none;
  padding: 0.4rem 0;
  align-self: center;
}
.spine ul {
  list-style: none;
  margin: auto 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.spine li { margin: 0; display: flex; justify-content: center; }
.spine a:not(.mark) {
  display: block;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-family: "Darker Grotesque", sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  color: var(--face);
  text-decoration: none;
  padding: 0.55rem 0;
  margin: 0 auto;
}
.spine a[aria-current="page"] {
  color: var(--hivis);
  box-shadow: inset -3px 0 0 var(--hivis);
}

.page {
  margin-left: 3.5rem;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
  padding: 1.75rem 1.75rem 3rem;
}

h1, h2, h3 {
  font-family: "Darker Grotesque", sans-serif;
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.02em;
  margin: 0 0 0.75rem;
}
h1 { font-size: clamp(2.4rem, 6vw, 4.4rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin-top: 0; }
h3 { font-size: 1.35rem; }

.grant p,
p.prose,
.prose p {
  margin: 0 0 1rem;
  max-width: 38rem;
}
.grant p:last-child,
p.prose:last-child,
.prose p:last-child { margin-bottom: 0; }

code, .mono {
  font-family: ui-monospace, Consolas, "Cascadia Mono", monospace;
  font-size: 0.86em;
}

.stage {
  display: grid;
  grid-template-columns: minmax(18rem, 26rem) minmax(0, 1fr);
  gap: 2.5rem;
  align-items: start;
}

.rack {
  margin: 0;
  background: var(--chassis);
  color: var(--plate);
  padding: 0.85rem 0.7rem 1rem;
  box-shadow:
    inset 0 0 0 10px var(--bezel),
    0 18px 28px rgba(28, 34, 39, 0.28);
}
.rack figcaption {
  font-family: "Darker Grotesque", sans-serif;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--hivis);
  padding: 0.15rem 0.85rem 0.55rem;
}
.elevation {
  list-style: none;
  margin: 0;
  padding: 0 0.35rem;
  border-top: 4px solid #1a1f22;
  border-bottom: 4px solid #1a1f22;
}
.elevation li { margin: 0; }
.u {
  width: 100%;
  display: grid;
  grid-template-columns: 2.4rem 1fr auto;
  gap: 0.6rem;
  align-items: center;
  min-height: 2.7rem;
  padding: 0.25rem 0.7rem;
  border: 0;
  border-bottom: 1px solid #2a3136;
  background:
    linear-gradient(180deg, #6a7278 0%, #4e565c 48%, #454c52 100%);
  color: #f3f5f6;
  font-family: "Darker Grotesque", sans-serif;
  font-weight: 600;
  font-size: 1.05rem;
  text-align: left;
  cursor: pointer;
}
.u .uh {
  font-size: 0.75rem;
  color: #d7dde1;
}
.u .slot { justify-self: end; font-size: 0.85rem; color: #d7dde1; }
.u[aria-pressed="true"] {
  outline: 2px solid var(--hivis);
  outline-offset: -2px;
}
.u-l1 {
  min-height: 3.35rem;
  background: var(--hivis);
  color: var(--ink);
  font-weight: 700;
  font-size: 1.2rem;
}
.u-l1 .uh,
.u-l1 .slot { color: var(--ink); }
.rails {
  margin: 0.7rem 0.85rem 0.2rem;
  font-size: 0.95rem;
  color: #c5ccd1;
  font-family: "Source Serif 4", Georgia, serif;
}

.grant {
  padding-top: 0.4rem;
}
.grant h1 { max-width: 14ch; }
.stamp {
  display: inline-block;
  margin-top: 0.4rem;
  padding: 0.35rem 0.55rem 0.2rem;
  border: 2px solid var(--pager);
  color: var(--pager);
  font-family: "Darker Grotesque", sans-serif;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
  transform: rotate(-2deg);
}

.slot-note {
  margin-top: 1.1rem;
  padding: 0.85rem 0 0;
  border-top: 1px solid var(--rule, #b7bec4);
  color: var(--mute);
  font-style: italic;
  max-width: 36rem;
}

.stub {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  margin: 2.5rem 0 0;
  background: var(--plate);
  border: 1px dashed #8b949b;
}
.stub article {
  padding: 1.1rem 1.2rem 1.2rem;
  border-right: 1px dashed #8b949b;
}
.stub article:last-child { border-right: 0; }
.stub h2 {
  font-size: 1.35rem;
  color: var(--pager);
}
.stub p { margin: 0; max-width: none; }

.catalog {
  position: relative;
}
.picks {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.workbook {
  display: grid;
  grid-template-columns: 14rem minmax(0, 1fr);
  gap: 1.75rem;
  align-items: start;
}
.index {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  position: sticky;
  top: 1rem;
}
.index label {
  font-family: "Darker Grotesque", sans-serif;
  font-weight: 700;
  font-size: 1.55rem;
  line-height: 1;
  padding: 0.45rem 0.2rem;
  cursor: pointer;
  color: var(--mute);
  border-left: 3px solid transparent;
}
.index .later { font-weight: 600; font-size: 1.25rem; color: #6a737a; }
.print { display: none; }
.print h2 { font-size: clamp(2rem, 4vw, 3rem); }
.print .kicker {
  font-family: "Source Serif 4", Georgia, serif;
  font-style: italic;
  color: var(--mute);
  margin: 0 0 1.1rem;
  max-width: 38rem;
}

#pick-disk:checked ~ .workbook [for="pick-disk"],
#pick-ec2:checked ~ .workbook [for="pick-ec2"],
#pick-rds:checked ~ .workbook [for="pick-rds"],
#pick-iam:checked ~ .workbook [for="pick-iam"],
#pick-kube:checked ~ .workbook [for="pick-kube"],
#pick-net:checked ~ .workbook [for="pick-net"] {
  color: var(--ink);
  border-left-color: var(--hivis);
  padding-left: 0.55rem;
}
#pick-disk:checked ~ .workbook .print-disk,
#pick-ec2:checked ~ .workbook .print-ec2,
#pick-rds:checked ~ .workbook .print-rds,
#pick-iam:checked ~ .workbook .print-iam,
#pick-kube:checked ~ .workbook .print-kube,
#pick-net:checked ~ .workbook .print-net {
  display: block;
}

.graph {
  list-style: none;
  margin: 1.25rem 0 0;
  padding: 0;
  max-width: 40rem;
  border-left: 3px solid var(--chassis);
}
.graph li {
  position: relative;
  padding: 0.85rem 0 0.85rem 1.35rem;
}
.graph .node {
  background: transparent;
  padding: 0.9rem 1rem 1rem 1.35rem;
  margin-left: 0;
}
.graph .node strong {
  font-family: "Darker Grotesque", sans-serif;
  font-size: 1.35rem;
  font-weight: 700;
  display: block;
  margin-bottom: 0.2rem;
}
.graph .node p { margin: 0; max-width: none; }
.graph .wire {
  font-style: italic;
  color: var(--mute);
  padding: 0.15rem 0 0.15rem 1.35rem;
}
.graph .gate {
  border-left: 4px solid var(--pager);
  background: #f3e4e1;
  margin-top: 0.4rem;
}
.absent-list,
.allow-list {
  margin: 0.75rem 0 0;
  padding: 0;
  list-style: none;
  max-width: 38rem;
}
.allow-list li,
.absent-list li {
  padding: 0.4rem 0;
  border-bottom: 1px solid #c5ccd1;
  font-family: ui-monospace, Consolas, monospace;
  font-size: 0.92rem;
}
.absent-list li { color: var(--pager); }

.floor {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  grid-template-rows: auto auto;
  gap: 0.7rem;
  margin-top: 1.5rem;
}
.room {
  position: relative;
  background: var(--plate);
  padding: 1.25rem 1.3rem 1.4rem;
  min-height: 11rem;
}
.room::before,
.room::after {
  content: "";
  position: absolute;
  width: 0.7rem;
  height: 0.7rem;
  border: 2px solid var(--chassis);
}
.room::before {
  top: 0.45rem;
  left: 0.45rem;
  border-right: 0;
  border-bottom: 0;
}
.room::after {
  right: 0.45rem;
  bottom: 0.45rem;
  border-left: 0;
  border-top: 0;
}
.room-vpc {
  grid-column: 1 / -1;
  background:
    repeating-linear-gradient(
      -45deg,
      var(--plate),
      var(--plate) 12px,
      #dde3e7 12px,
      #dde3e7 13px
    );
  min-height: 8rem;
}
.room h2 { margin-bottom: 0.45rem; }
.room p { margin: 0; max-width: 42rem; }
.cmd {
  margin: 1.5rem 0 0;
  padding: 0.9rem 1rem;
  background: var(--bezel);
  color: var(--plate);
  font-family: ui-monospace, Consolas, monospace;
  font-size: 0.95rem;
  overflow-x: auto;
}

.folio {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin-top: 1.4rem;
  background: var(--plate);
  box-shadow: 0 16px 32px rgba(28, 34, 39, 0.12);
}
.leaf {
  padding: 1.5rem 1.6rem 1.8rem;
}
.leaf + .leaf {
  border-left: 1px solid #c5ccd1;
  box-shadow: inset 18px 0 24px -22px rgba(28, 34, 39, 0.55);
}
.leaf h2 { margin-bottom: 0.8rem; }
.leaf ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
.leaf li {
  padding: 0.55rem 0;
  border-bottom: 1px solid #d3d9de;
}
.leaf-deny h2 { color: var(--pager); }
.leaf-deny li { color: var(--pager); }

.invoice {
  max-width: 40rem;
  margin: 1.2rem 0 0;
  background: var(--plate);
  border: 1px solid #b7bec4;
  position: relative;
}
.invoice::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 3.35rem;
  height: 8px;
  background:
    repeating-linear-gradient(
      90deg,
      var(--aluminum) 0 10px,
      transparent 10px 18px
    );
}
.invoice-head {
  background: var(--chassis);
  color: var(--plate);
  padding: 0.7rem 1.2rem 0.55rem;
  font-family: "Darker Grotesque", sans-serif;
  font-weight: 700;
  font-size: 1.5rem;
}
.lines {
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0 1.2rem 0.4rem;
}
.lines li {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid #c5ccd1;
}
.lines .qty {
  font-family: "Darker Grotesque", sans-serif;
  font-weight: 700;
  color: var(--ok);
}
.total {
  margin: 0;
  padding: 1rem 1.2rem 1.2rem;
  font-family: "Darker Grotesque", sans-serif;
  font-weight: 700;
  font-size: 1.45rem;
}
.not-sold {
  margin: 1.75rem 0 0;
  max-width: 40rem;
}
.not-sold h2 { margin-bottom: 0.4rem; }
.not-sold ul { margin: 0; padding-left: 1.1rem; }

.marks {
  list-style: none;
  margin: 1.2rem 0 0;
  padding: 0;
  max-width: 42rem;
}
.marks li {
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  gap: 0.8rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid #c5ccd1;
}
.marks .tag {
  font-family: "Darker Grotesque", sans-serif;
  font-weight: 700;
  color: var(--pager);
  font-size: 1.1rem;
}

.site-end {
  margin: 0;
  padding: 0.9rem 1.75rem 1.4rem 1.75rem;
  color: var(--mute);
  font-size: 0.98rem;
  border-top: 1px solid #b7bec4;
}

.cta {
  display: inline-block;
  margin-top: 1.1rem;
  background: var(--ink);
  color: var(--plate);
  text-decoration: none;
  font-family: "Darker Grotesque", sans-serif;
  font-weight: 700;
  font-size: 1.2rem;
  padding: 0.45rem 0.9rem 0.35rem;
}
.cta:hover { color: var(--hivis); }

@media (max-width: 860px) {
  .spine {
    position: sticky;
    top: 0;
    inset: auto;
    width: auto;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    padding: 0.45rem 0.85rem 0.55rem;
    gap: 0.35rem 0.75rem;
  }
  .spine .mark {
    writing-mode: horizontal-tb;
    transform: none;
    padding: 0;
    white-space: nowrap;
  }
  .spine ul {
    flex-direction: row;
    flex-wrap: wrap;
    flex: 1 1 100%;
    margin: 0;
    gap: 0.35rem 1rem;
  }
  .spine li { margin: 0; }
  .spine a:not(.mark) {
    writing-mode: horizontal-tb;
    transform: none;
    padding: 0.15rem 0;
    font-size: 1.05rem;
  }
  .spine a[aria-current="page"] {
    box-shadow: inset 0 -3px 0 var(--hivis);
  }
  .page { margin-left: 0; }
  .skip:focus { left: 0.5rem; }
  .u {
    grid-template-columns: 1fr auto;
  }
  .u .uh { display: none; }
  .stage,
  .workbook,
  .floor,
  .folio,
  .stub {
    grid-template-columns: 1fr;
  }
  .stub article,
  .leaf + .leaf {
    border-right: 0;
    border-left: 0;
    border-top: 1px dashed #8b949b;
    box-shadow: none;
  }
  .index { position: static; flex-direction: row; flex-wrap: wrap; gap: 0.4rem 1rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
}