:root {
  color-scheme: dark;
  --network-bg: #081016;
  --network-bg-elevated: #0d1620;
  --network-surface: rgba(15, 25, 36, 0.88);
  --network-surface-hover: #172333;
  --network-border: rgba(130, 160, 190, 0.18);
  --network-border-strong: rgba(45, 212, 191, 0.48);
  --network-text: #f5f8fb;
  --network-text-muted: #a7b4c7;
  --network-accent: #2dd4bf;
  --network-accent-secondary: #f59e0b;
  --network-success: #34d399;
  --network-warning: #facc15;
  --network-danger: #fb7185;
  --network-focus: rgba(45, 212, 191, 0.55);
  --network-radius-sm: 8px;
  --network-radius-md: 12px;
  --network-radius-lg: 16px;
  --network-shadow: 0 24px 80px rgba(0, 0, 0, 0.36);
  --network-transition: 180ms ease;
  --bg: #0d1117;
  --bg-soft: #111827;
  --surface: #151c26;
  --surface-2: #1d2733;
  --surface-3: #243241;
  --text: #eef2f7;
  --muted: #9aa8ba;
  --subtle: #718096;
  --border: rgba(148, 163, 184, 0.22);
  --accent: #1fb6a6;
  --accent-strong: #0f8f84;
  --accent-soft: rgba(31, 182, 166, 0.14);
  --info: #38bdf8;
  --warning: #f59e0b;
  --danger: #ef4444;
  --success: #84cc16;
  --shadow: 0 18px 45px rgba(0, 0, 0, 0.28);
  --radius: 8px;
  --max: 1180px;
  --card-min: 280px;
  --card-max: 420px;
  --summary-lines: 5;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  background:
    linear-gradient(180deg, rgba(13, 17, 23, 0.95), rgba(13, 17, 23, 1)),
    linear-gradient(90deg, rgba(148, 163, 184, 0.08) 1px, transparent 1px),
    linear-gradient(180deg, rgba(148, 163, 184, 0.06) 1px, transparent 1px);
  background-size: auto, 44px 44px, 44px 44px;
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

img,
svg {
  max-width: 100%;
}

button,
input,
select,
textarea {
  font: inherit;
}

a {
  color: var(--info);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

a:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--network-focus);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 100;
  padding: 0.7rem 1rem;
  border-radius: var(--radius);
  background: var(--text);
  color: #0d1117;
}

.skip-link:focus {
  top: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--border);
  background: rgba(8, 16, 22, 0.93);
  backdrop-filter: blur(14px);
}

.network-strip {
  border-bottom: 1px solid rgba(130, 160, 190, 0.14);
  background: rgba(5, 10, 15, 0.5);
  color: var(--network-text-muted);
  font-size: 0.78rem;
  font-weight: 800;
}

.network-strip .nav-inner {
  min-height: 36px;
  padding: 0;
}

.network-strip-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.network-switcher {
  position: relative;
  z-index: 30;
}

.network-switcher summary {
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--network-border);
  border-radius: 999px;
  padding: 5px 10px;
  color: var(--network-text);
  cursor: pointer;
  list-style: none;
  background: rgba(255, 255, 255, 0.04);
}

.network-switcher summary::-webkit-details-marker {
  display: none;
}

.network-switcher summary::after {
  content: "v";
  color: var(--network-accent-secondary);
  font-size: 0.7rem;
}

.network-switcher[open] summary {
  border-color: var(--network-border-strong);
  background: rgba(45, 212, 191, 0.1);
}

.network-menu {
  position: absolute;
  right: 0;
  top: calc(100% + 10px);
  z-index: 40;
  width: min(360px, calc(100vw - 32px));
  display: grid;
  gap: 8px;
  border: 1px solid var(--network-border);
  border-radius: var(--network-radius-md);
  background: rgba(8, 16, 22, 0.98);
  box-shadow: var(--network-shadow);
  padding: 10px;
}

.network-menu-item {
  display: grid;
  gap: 4px;
  border: 1px solid transparent;
  border-radius: var(--network-radius-sm);
  padding: 10px;
  color: var(--network-text);
  text-decoration: none;
}

.network-menu-item span {
  color: var(--network-text-muted);
  font-size: 0.82rem;
  line-height: 1.35;
}

.network-menu-item:hover,
.network-menu-item:focus-visible,
.network-menu-item.is-current {
  border-color: var(--network-border-strong);
  background: rgba(45, 212, 191, 0.09);
  text-decoration: none;
}

.nav-inner {
  width: calc(100% - 32px);
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  min-width: max-content;
  color: var(--text);
  font-weight: 800;
}

.brand:hover {
  text-decoration: none;
}

.brand-mark {
  width: 52px;
  height: 40px;
  border: 1px solid var(--network-border-strong);
  border-radius: var(--radius);
  background: #071015;
  object-fit: contain;
}

.nerddual-extended-mark {
  width: min(100%, 520px);
  filter: drop-shadow(0 18px 28px rgba(0, 132, 255, 0.2));
}

.brand-text {
  display: grid;
  gap: 0.05rem;
}

.brand-name {
  line-height: 1.1;
}

.brand-kicker {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 600;
}

.top-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.top-nav a {
  border-radius: var(--radius);
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 650;
  padding: 0.55rem 0.75rem;
}

.top-nav a:hover,
.top-nav a:focus-visible,
.top-nav a[aria-current="page"] {
  background: var(--surface-2);
  color: var(--text);
  text-decoration: none;
}

.page-main {
  width: calc(100% - 32px);
  max-width: var(--max);
  margin: 0 auto;
  padding: 2.5rem 0 4rem;
}

.page-band {
  padding: 3rem 16px;
  border-bottom: 1px solid var(--border);
  background: rgba(17, 24, 39, 0.56);
}

.page-band + .page-main {
  padding-top: 2rem;
}

.hero-layout {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(260px, 0.85fr);
  gap: 2rem;
  align-items: center;
}

.hero-layout > *,
.nav-inner > *,
.tool-card,
.metric-card {
  min-width: 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0 0 1rem;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: var(--accent);
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.08;
}

h1 {
  max-width: 780px;
  font-size: clamp(2.2rem, 6vw, 4.5rem);
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

h2 {
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  letter-spacing: 0;
}

h3 {
  font-size: 1.1rem;
}

.lead {
  max-width: 740px;
  margin: 1rem 0 0;
  color: #c8d2df;
  font-size: 1.1rem;
  overflow-wrap: anywhere;
}

.support-line {
  margin: 0.85rem 0 0;
  color: var(--accent-secondary);
  font-family: var(--mono);
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin: 2.5rem 0 1rem;
}

.section-head p {
  max-width: 680px;
  margin: 0.45rem 0 0;
  color: var(--muted);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.4rem;
}

.button,
button.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: var(--accent);
  color: #051210;
  cursor: pointer;
  font-weight: 800;
  padding: 0.72rem 1rem;
  text-decoration: none;
}

.button:hover,
button.button:hover {
  background: #35d3c0;
  text-decoration: none;
}

.button.secondary {
  border-color: var(--border);
  background: var(--surface-2);
  color: var(--text);
}

.button.secondary:hover {
  background: var(--surface-3);
}

.button.ghost {
  border-color: var(--border);
  background: transparent;
  color: var(--text);
}

.button.ghost:hover {
  background: var(--surface-2);
}

.status-strip,
.metric-grid,
.tool-grid,
.process-grid,
.feed-grid,
.link-grid {
  display: grid;
  gap: 1rem;
}

.status-strip {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 1.8rem;
}

.metric-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.tool-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.process-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feed-grid {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, var(--card-min)), 1fr));
}

.link-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.card,
.tool-card,
.metric-card,
.form-panel,
.feed-card,
.process-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgba(21, 28, 38, 0.86);
  box-shadow: var(--shadow);
}

.tool-card,
.metric-card,
.feed-card,
.process-card {
  display: flex;
  min-height: 100%;
  flex-direction: column;
  gap: 0.8rem;
  padding: 1rem;
}

a.tool-card {
  color: var(--text);
  text-decoration: none;
}

a.tool-card:hover,
a.tool-card:focus-visible {
  border-color: rgba(31, 182, 166, 0.5);
  background: rgba(29, 39, 51, 0.92);
  text-decoration: none;
}

.tool-card p,
.metric-card p,
.feed-card p,
.process-card p {
  margin: 0;
  color: var(--muted);
}

.card-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: max-content;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-2);
  color: #dce6f2;
  font-size: 0.78rem;
  font-weight: 750;
  padding: 0.25rem 0.55rem;
}

.pill.accent {
  border-color: rgba(31, 182, 166, 0.35);
  background: var(--accent-soft);
  color: #a7fff5;
}

.pill.warn {
  border-color: rgba(245, 158, 11, 0.38);
  background: rgba(245, 158, 11, 0.14);
  color: #ffd486;
}

.card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: auto;
  padding-top: 0.45rem;
}

.form-panel {
  max-width: 760px;
  padding: 1.2rem;
}

.form-panel.full {
  max-width: none;
}

.form-panel h2 {
  margin-top: 0.6rem;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.field {
  display: grid;
  gap: 0.45rem;
}

.field label {
  color: #d6dee9;
  font-weight: 750;
}

.field input,
.field select,
.field textarea,
.control-row select {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #0f1722;
  color: var(--text);
  padding: 0.72rem 0.8rem;
}

.field input:focus,
.field select:focus,
.field textarea:focus,
.control-row select:focus {
  border-color: var(--accent);
  outline: 2px solid rgba(31, 182, 166, 0.22);
}

.control-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin: 1rem 0;
}

.control-row label {
  color: var(--muted);
  font-weight: 700;
}

.supporting-copy {
  color: var(--muted);
  margin: 0.5rem 0 1rem;
}

.hero-image {
  width: min(100%, 360px);
  aspect-ratio: 1;
  justify-self: end;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  object-fit: cover;
  background: var(--surface-2);
}

.service-image {
  width: 100%;
  max-height: 190px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  object-fit: contain;
  background: #0f1722;
  padding: 0.5rem;
}

.mini-list {
  display: grid;
  gap: 0.45rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.mini-list li {
  display: flex;
  gap: 0.55rem;
  color: var(--muted);
}

.mini-list li::before {
  content: "";
  flex: 0 0 8px;
  width: 8px;
  height: 8px;
  margin-top: 0.55rem;
  border-radius: 999px;
  background: var(--accent);
}

.prose {
  max-width: 820px;
  color: #d8e1ec;
}

.prose p {
  margin: 1rem 0;
}

.page-footer {
  border-top: 1px solid var(--border);
  color: var(--muted);
  padding: 2rem 0;
  background: rgba(5, 10, 15, 0.32);
}

.page-footer .inner {
  width: calc(100% - 32px);
  max-width: var(--max);
  margin: 0 auto;
}

.network-footer {
  display: grid;
  grid-template-columns: minmax(220px, 1.1fr) minmax(280px, 1.3fr);
  gap: 1.1rem;
  align-items: start;
}

.network-footer-brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.network-footer-brand img {
  width: 48px;
  height: 48px;
  border: 1px solid var(--network-border);
  border-radius: 12px;
  background: #071015;
}

.network-footer-brand strong,
.network-footer-brand span {
  display: block;
}

.network-footer-brand strong {
  color: var(--text);
}

.network-footer-brand span {
  max-width: 46ch;
}

.network-footer-links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.65rem;
}

.network-footer-links a {
  display: grid;
  gap: 0.25rem;
  border: 1px solid var(--network-border);
  border-radius: var(--network-radius-sm);
  padding: 0.75rem;
  color: var(--network-text);
  background: rgba(255, 255, 255, 0.04);
}

.network-footer-links a:hover,
.network-footer-links a:focus-visible,
.network-footer-links a[aria-current="page"] {
  border-color: var(--network-border-strong);
  background: rgba(45, 212, 191, 0.09);
  text-decoration: none;
}

.network-footer-links span {
  color: var(--network-text-muted);
  font-size: 0.82rem;
}

.footer-year {
  grid-column: 1 / -1;
  font-size: 0.86rem;
}

.rss-status {
  color: var(--muted);
  margin: 0.5rem 0 0;
}

.lookup-status {
  margin: 0;
}

.lookup-status-error {
  color: #fecaca;
}

.lookup-status-loading {
  color: #a7fff5;
}

.feed-card.error {
  border-color: rgba(239, 68, 68, 0.45);
  background: rgba(127, 29, 29, 0.24);
}

.feed-card p {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: var(--summary-lines);
  overflow: hidden;
}

.feed-card footer {
  color: var(--subtle);
  font-size: 0.86rem;
  margin-top: auto;
}

.table-shell {
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}

.data-table th,
.data-table td {
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 0.85rem;
  text-align: left;
  vertical-align: top;
}

.data-table th {
  background: var(--surface-2);
  color: #e4ecf6;
  font-size: 0.88rem;
}

.data-table td {
  color: #d6dee9;
}

@media (max-width: 900px) {
  .nav-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .top-nav {
    width: 100%;
    justify-content: flex-start;
  }

  .top-nav a {
    white-space: normal;
  }

  .hero-layout,
  .status-strip,
  .metric-grid,
  .tool-grid,
  .process-grid {
    grid-template-columns: 1fr;
  }

  .hero-image {
    justify-self: start;
    width: min(100%, 280px);
  }

  .network-strip .nav-inner {
    flex-direction: row;
    align-items: center;
  }

  .network-footer {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .nav-inner {
    width: calc(100% - 32px);
  }

  .top-nav {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.5rem;
  }

  .top-nav a {
    min-width: 0;
    padding-inline: 0.45rem;
    text-align: center;
    overflow-wrap: anywhere;
  }

  .page-main {
    padding-top: 1.5rem;
  }

  .page-band {
    overflow: hidden;
    padding-inline: 16px;
    padding-top: 2rem;
    padding-bottom: 2rem;
  }

  .hero-layout {
    width: 100%;
    max-width: 100%;
  }

  .hero-layout > div {
    width: 100%;
    max-width: 100%;
  }

  h1 {
    max-width: 100%;
    font-size: clamp(2rem, 9vw, 2.45rem);
    line-height: 1.08;
  }

  .lead {
    max-width: 100%;
    font-size: 1rem;
  }

  .field-grid {
    grid-template-columns: 1fr;
  }

  .actions,
  .card-actions {
    flex-direction: column;
  }

  .button,
  button.button {
    width: 100%;
  }

  .network-strip .nav-inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 0.55rem 0;
  }

  .network-switcher,
  .network-switcher summary {
    width: 100%;
  }

  .network-switcher summary {
    justify-content: space-between;
  }

  .network-menu {
    left: 0;
    right: auto;
    width: 100%;
  }

  .network-footer-links {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .top-nav {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}
/* DJames Network UX Increment B: shared interaction language. */
:where(a, button, summary, [role="button"]):focus-visible { outline: 2px solid var(--network-focus, #71d6e8); outline-offset: 3px; }
:where(.card-link, .card, .tool-card, .project-card, .feature-card, .app-card, .button, button, input, select, textarea) { transition: border-color 160ms ease, background-color 160ms ease, box-shadow 160ms ease, transform 160ms ease; }
:where(.card-link, .tool-card, .project-card, .feature-card, .app-card)[href]:hover { transform: translateY(-2px); border-color: var(--network-border-strong, rgba(113,214,232,.48)); box-shadow: 0 10px 26px rgba(0,0,0,.2); }
:where(.button, button, .primaryButton, .secondaryButton):not(:disabled):hover { transform: translateY(-1px); }
:where(.button, button, .primaryButton, .secondaryButton):not(:disabled):active { transform: translateY(0); }
:where(button, input, select, textarea):disabled { cursor: not-allowed; opacity: .58; }
@media (prefers-reduced-motion: reduce) { :where(a, button, summary, [role="button"], .card-link, .card, .tool-card, .project-card, .feature-card, .app-card, .button, input, select, textarea) { transition: none !important; } :where(.card-link, .tool-card, .project-card, .feature-card, .app-card)[href]:hover, :where(.button, button, .primaryButton, .secondaryButton):not(:disabled):hover { transform: none; } }