:root {
  --sky: #7ec8f0;
  --grass: #6bc96b;
  --pink: #ff8ec8;
  --purple: #9b7bff;
  --ink: #1a2340;
  --cloud: rgba(255, 255, 255, 0.92);
  --accent: var(--purple);
  --panel-border: rgba(255, 255, 255, 0.8);
  --hero-shadow: rgba(100, 140, 200, 0.35);
}

body.theme-cyber {
  --sky: #020818;
  --grass: #041428;
  --pink: #00e5ff;
  --purple: #00e5ff;
  --ink: #d8f4ff;
  --cloud: rgba(4, 20, 40, 0.88);
  --accent: #00e5ff;
  --panel-border: rgba(0, 229, 255, 0.25);
  --hero-shadow: rgba(0, 229, 255, 0.2);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  min-height: 100%;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: var(--ink);
  background: linear-gradient(180deg, var(--sky) 0%, #b8e8ff 35%, #d4f5c8 70%, var(--grass) 100%);
  transition: background 0.5s ease, color 0.4s ease;
}

body.theme-cyber {
  background:
    radial-gradient(circle at 50% 20%, rgba(0, 229, 255, 0.12), transparent 45%),
    linear-gradient(180deg, #020818 0%, #041428 55%, #020810 100%);
}

.petals {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(circle at 10% 20%, rgba(255, 182, 220, 0.5) 0 3px, transparent 4px),
    radial-gradient(circle at 80% 30%, rgba(255, 200, 230, 0.45) 0 2px, transparent 3px),
    radial-gradient(circle at 40% 70%, rgba(255, 160, 200, 0.4) 0 2px, transparent 3px);
  animation: drift 18s linear infinite;
  opacity: 1;
  transition: opacity 0.4s ease;
}

.circuits {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  background:
    linear-gradient(90deg, rgba(0, 229, 255, 0.04) 1px, transparent 1px),
    linear-gradient(rgba(0, 229, 255, 0.04) 1px, transparent 1px),
    radial-gradient(circle at 50% 40%, rgba(0, 229, 255, 0.08), transparent 55%);
  background-size: 48px 48px, 48px 48px, 100% 100%;
  transition: opacity 0.4s ease;
}

body.theme-cyber .petals {
  opacity: 0;
}

body.theme-cyber .circuits {
  opacity: 1;
}

@keyframes drift {
  from { background-position: 0 0, 0 0, 0 0; }
  to { background-position: 120px 240px, -80px 180px, 60px 320px; }
}

.hero {
  text-align: center;
  padding: 1.5rem 1rem 1rem;
  position: relative;
  z-index: 1;
}

.theme-bar {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.theme-btn {
  border: 2px solid rgba(255, 255, 255, 0.65);
  background: var(--cloud);
  color: var(--ink);
  border-radius: 999px;
  padding: 0.45rem 1rem;
  font: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
}

.theme-btn.active {
  background: var(--accent);
  color: #fff;
  border-color: transparent;
}

body.theme-cyber .theme-btn {
  border-color: rgba(0, 229, 255, 0.35);
}

body.theme-cyber .theme-btn.active {
  color: #021018;
}

.hero-frame {
  display: inline-block;
  padding: 1rem 1.5rem 1.5rem;
  background: var(--cloud);
  border-radius: 48px;
  box-shadow: 0 12px 40px var(--hero-shadow), 0 0 0 4px var(--panel-border);
  max-width: min(96vw, 920px);
}

body.theme-cyber .hero-frame {
  border-radius: 16px;
  box-shadow: 0 0 40px rgba(0, 229, 255, 0.15), 0 0 0 1px rgba(0, 229, 255, 0.35);
}

.logo {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 12px;
}

.logo.hidden {
  display: none;
}

.tagline {
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  font-weight: 700;
  margin: 1rem 0 0.25rem;
  background: linear-gradient(90deg, var(--pink), #ffd56b, var(--grass), var(--sky), var(--purple));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

body.theme-cyber .tagline {
  background: linear-gradient(90deg, #00e5ff, #7af, #00e5ff);
}

.sub {
  margin: 0;
  opacity: 0.85;
}

.quicklinks {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1rem;
}

.quicklinks a {
  display: inline-block;
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  background: var(--cloud);
  border: 2px solid var(--panel-border);
  text-decoration: none;
  font-size: 0.9rem;
}

main {
  max-width: 900px;
  margin: 0 auto 2rem;
  padding: 0 1rem;
  position: relative;
  z-index: 1;
}

.panel {
  background: var(--cloud);
  border-radius: 20px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 1rem;
  box-shadow: 0 8px 24px rgba(60, 90, 140, 0.15);
  border: 2px solid var(--panel-border);
}

body.theme-cyber .panel {
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
}

.panel h2, .panel h3 {
  margin-top: 0;
}

.grid2 {
  display: grid;
  gap: 1rem;
}

@media (min-width: 700px) {
  .grid2 {
    grid-template-columns: 1fr 1fr;
  }
}

code {
  background: rgba(155, 123, 255, 0.15);
  padding: 0.1em 0.35em;
  border-radius: 4px;
  font-size: 0.92em;
}

body.theme-cyber code {
  background: rgba(0, 229, 255, 0.12);
}

a {
  color: var(--accent);
  font-weight: 600;
}

.cta p {
  margin: 0.4rem 0;
}

.note {
  margin-top: 0.75rem;
  font-size: 0.95rem;
}

footer {
  text-align: center;
  padding: 1.5rem 1rem 2.5rem;
  font-size: 0.9rem;
  opacity: 0.9;
  position: relative;
  z-index: 1;
}

footer .small {
  font-size: 0.8rem;
  opacity: 0.75;
}

ul {
  padding-left: 1.2rem;
}

.addrbook {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.addrbook th,
.addrbook td {
  text-align: left;
  padding: 0.55rem 0.65rem;
  border-bottom: 1px solid rgba(26, 35, 64, 0.12);
}

body.theme-cyber .addrbook th,
body.theme-cyber .addrbook td {
  border-bottom-color: rgba(0, 229, 255, 0.15);
}

.addrbook th {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  opacity: 0.75;
}

.addrbook tbody tr:hover {
  background: rgba(155, 123, 255, 0.08);
}

body.theme-cyber .addrbook tbody tr:hover {
  background: rgba(0, 229, 255, 0.08);
}

.cap-yes {
  color: #1a7a3a;
}

body.theme-cyber .cap-yes {
  color: #6f9;
}

.cap-no {
  color: #8a3040;
}

body.theme-cyber .cap-no {
  color: #f88;
}

.cap-table td:first-child {
  font-weight: 600;
  white-space: nowrap;
  vertical-align: top;
  width: 7rem;
}

.cap-table ul {
  margin: 0.25rem 0;
  padding-left: 1.1rem;
}

.cap-table li {
  margin: 0.2rem 0;
}

.toc-list {
  columns: 2;
  column-gap: 1.5rem;
  padding-left: 1.2rem;
}

@media (max-width: 640px) {
  .addrbook {
    font-size: 0.82rem;
  }

  .addrbook th,
  .addrbook td {
    padding: 0.4rem 0.35rem;
  }

  .toc-list {
    columns: 1;
  }
}

.agent-links {
  margin: 0.5rem 0;
  padding-left: 1.2rem;
}

.agent-links li {
  margin: 0.35rem 0;
}

.agent-memo {
  border-left: 3px solid var(--accent, #c9a);
  padding: 0.5rem 0 0.5rem 0.75rem;
  margin: 0.75rem 0;
}

.agent-memo h3 {
  margin: 0 0 0.25rem;
  font-size: 1rem;
}

.agent-feeds {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 720px) {
  .agent-feeds {
    grid-template-columns: 1fr 1fr;
  }
}

.sandbox-map {
  font-size: 0.9rem;
}

.sandbox-map ul {
  padding-left: 1.1rem;
}

.media-cat {
  margin: 1.25rem 0 0.5rem;
  font-size: 1.05rem;
}

.svc-table td:first-child {
  font-weight: 600;
  vertical-align: top;
  min-width: 10rem;
}

.svc-status {
  display: inline-block;
  font-size: 0.78rem;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  white-space: nowrap;
}

.svc-status-lan_live,
.svc-status-dns_pending {
  background: rgba(26, 122, 58, 0.15);
  color: #1a7a3a;
}

body.theme-cyber .svc-status-lan_live,
body.theme-cyber .svc-status-dns_pending {
  color: #6f9;
  background: rgba(111, 255, 153, 0.12);
}

.svc-status-planned {
  background: rgba(120, 90, 20, 0.15);
  color: #7a5a10;
}

body.theme-cyber .svc-status-planned {
  color: #fc6;
  background: rgba(255, 204, 102, 0.12);
}

.hero-compact {
  padding: 1.5rem 1rem 1rem;
}

.hero-compact .hero-frame {
  display: none;
}

.whitepaper {
  max-width: 52rem;
  margin: 0 auto;
  padding: 0 1rem 2rem;
}

.corp-panel {
  border-left: 4px solid var(--accent);
}

.corp-badge {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.85;
  margin: 0 0 0.75rem;
}

.corp-glitch {
  font-size: 1.1rem;
  letter-spacing: 0.04em;
}

.corp-lede {
  font-size: 1.05rem;
  line-height: 1.55;
}

.corp-quote {
  margin: 1rem 0 0;
  padding: 0.75rem 1rem;
  border-left: 3px solid var(--pink);
  font-style: italic;
  opacity: 0.95;
}

.corp-buzz li {
  margin: 0.35rem 0;
}

.corp-insights {
  margin-top: 0.75rem;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(9rem, 1fr));
  gap: 0.75rem;
}

.kpi-card {
  background: var(--cloud);
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  padding: 0.75rem;
  text-align: center;
}

.kpi-val {
  font-size: 1.6rem;
  font-weight: 700;
  margin: 0;
  color: var(--accent);
}

.kpi-label {
  margin: 0.25rem 0 0;
  font-size: 0.82rem;
}

.kpi-foot {
  margin: 0.35rem 0 0;
  opacity: 0.8;
}

.bar-chart {
  margin: 0.5rem 0;
}

.bar-row {
  display: grid;
  grid-template-columns: 6rem 1fr 2rem;
  gap: 0.5rem;
  align-items: center;
  margin: 0.35rem 0;
  font-size: 0.88rem;
}

.bar-track {
  background: rgba(0, 0, 0, 0.08);
  border-radius: 4px;
  height: 1.1rem;
  overflow: hidden;
}

body.theme-cyber .bar-track {
  background: rgba(0, 229, 255, 0.12);
}

.bar-fill {
  display: block;
  height: 100%;
  background: var(--accent);
  border-radius: 4px;
  min-width: 2px;
}

.bar-val {
  text-align: right;
  font-weight: 600;
}

pre.mermaid {
  background: var(--cloud);
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  padding: 1rem;
  overflow-x: auto;
  font-size: 0.85rem;
}

.svc-planned-host {
  font-size: 0.88rem;
  color: inherit;
  opacity: 0.85;
}