.uplink-root {
  --accent: #c8ff00;
  --accent-soft: rgba(200, 255, 0, 0.12);
  --accent-line: rgba(200, 255, 0, 0.35);
  --bg: #000;
  --bg-elev: #0a0b0a;
  --fg: #f4f6ee;
  --fg-dim: #6a6f63;
  --fg-mid: #aab1a1;
  --rule: rgba(255, 255, 255, 0.08);
  --rule-strong: rgba(255, 255, 255, 0.18);
  --hud-density: 1;
}

.uplink-root,
.uplink-root * {
  box-sizing: border-box;
}

.uplink-root {
  margin: 0;
  padding: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(200, 255, 0, 0.05), transparent 70%),
    radial-gradient(ellipse 60% 80% at 50% 100%, rgba(200, 255, 0, 0.03), transparent 70%),
    #000;
  color: var(--fg);
  font-family: 'Space Grotesk', system-ui, sans-serif;
  overflow-x: hidden;
  min-height: 100vh;
}

.uplink-root .mono {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
}

.uplink-root .display {
  font-family: 'Big Shoulders Display', 'Archivo Black', system-ui, sans-serif;
  font-weight: 900;
  letter-spacing: 0.005em;
  line-height: 0.88;
}

.uplink-root ::selection {
  background: var(--accent);
  color: #000;
}

.uplink-root ::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

.uplink-root ::-webkit-scrollbar-track {
  background: transparent;
}

.uplink-root ::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
}

.uplink-root ::-webkit-scrollbar-thumb:hover {
  background: var(--accent-line);
}

.uplink-root .accent {
  color: var(--accent);
}

/* Overlay layers */
.uplink-root .scanlines {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  background-image: repeating-linear-gradient(
    to bottom,
    transparent 0px,
    transparent 2px,
    rgba(255, 255, 255, 0.018) 2px,
    rgba(255, 255, 255, 0.018) 3px
  );
  mix-blend-mode: overlay;
  opacity: calc(0.9 * var(--hud-density));
}

.uplink-root .noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9998;
  opacity: calc(0.04 * var(--hud-density));
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.92' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 0.6 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  background-size: 180px 180px;
  mix-blend-mode: screen;
}

.uplink-root .bg-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.022) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.022) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 40%, #000 30%, transparent 100%);
  opacity: calc(0.9 * var(--hud-density));
}

.uplink-root .sweep {
  position: fixed;
  left: 0;
  right: 0;
  height: 120px;
  z-index: 9997;
  pointer-events: none;
  background: linear-gradient(to bottom, transparent 0%, rgba(200, 255, 0, 0.06) 50%, transparent 100%);
  animation: uplink-sweep 8s linear infinite;
  opacity: calc(0.6 * var(--hud-density));
  mix-blend-mode: screen;
}

@keyframes uplink-sweep {
  0% { top: -120px; }
  100% { top: 100vh; }
}

.uplink-root .vignette {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9996;
  background: radial-gradient(ellipse 100% 100% at 50% 50%, transparent 50%, rgba(0, 0, 0, 0.55) 100%);
}

/* Boot sequence */
.uplink-root .boot {
  position: fixed;
  inset: 0;
  z-index: 99999;
  background: #000;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 32px 40px;
  gap: 2px;
  font-size: 12px;
  color: var(--accent);
}

.uplink-root .boot[hidden] {
  display: none;
}

.uplink-root .boot-header {
  position: absolute;
  top: 28px;
  left: 40px;
  right: 40px;
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--fg-dim);
  text-transform: uppercase;
}

.uplink-root .boot-watermark {
  position: absolute;
  top: 12%;
  left: 40px;
  right: 40px;
  font-size: min(22vw, 320px);
  line-height: 0.85;
  color: rgba(200, 255, 0, 0.06);
  text-transform: uppercase;
  pointer-events: none;
  user-select: none;
}

.uplink-root .boot-crosshair::before,
.uplink-root .boot-crosshair::after {
  content: '';
  position: absolute;
  background: rgba(200, 255, 0, 0.05);
}

.uplink-root .boot-crosshair {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.uplink-root .boot-crosshair::before {
  left: 50%;
  top: 0;
  bottom: 0;
  width: 1px;
}

.uplink-root .boot-crosshair::after {
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
}

.uplink-root .boot-line {
  white-space: pre;
  opacity: 0;
  transform: translateY(4px);
}

.uplink-root .boot-line.in {
  animation: uplink-bootIn 0.05s linear forwards;
}

@keyframes uplink-bootIn {
  to { opacity: 1; transform: translateY(0); }
}

.uplink-root .boot.boot-out {
  animation: uplink-bootOut 0.8s cubic-bezier(0.6, 0, 0.4, 1) forwards;
}

@keyframes uplink-bootOut {
  0% { clip-path: inset(0 0 0 0); }
  100% { clip-path: inset(100% 0 0 0); }
}

/* Stage */
.uplink-root .stage {
  position: relative;
  z-index: 2;
  opacity: 1;
  transition: opacity 0.3s ease;
}

.uplink-root .stage.pre {
  opacity: 0;
}

.uplink-root .stage-shell {
  position: relative;
  padding-left: 28px;
  padding-right: 140px;
  max-width: 1480px;
  margin: 0 auto;
}

/* Blink & marquee */
@keyframes uplink-blink {
  50% { opacity: 0; }
}

.uplink-root .blink {
  animation: uplink-blink 1s steps(2) infinite;
}

@keyframes uplink-marqueeLeft {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.uplink-root .marquee-wrap {
  overflow: hidden;
  width: 100%;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  padding: 8px 0;
}

.uplink-root .marquee-track {
  display: flex;
  gap: 48px;
  animation: uplink-marqueeLeft 60s linear infinite;
  width: max-content;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg-mid);
}

.uplink-root .marquee-item {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

/* Wave bars */
@keyframes uplink-barPulse {
  0%, 100% { transform: scaleY(0.4); }
  50% { transform: scaleY(1); }
}

.uplink-root .wave-bars {
  display: flex;
  align-items: flex-end;
  gap: 2px;
}

.uplink-root .wave-bar {
  width: 3px;
  background: var(--accent);
  opacity: 0.85;
  transform-origin: bottom;
  animation: uplink-barPulse var(--bar-dur, 1s) ease-in-out var(--bar-delay, 0s) infinite;
}

/* Corner brackets */
.uplink-root .uplink-bracket {
  position: absolute;
  width: var(--cb-size);
  height: var(--cb-size);
  pointer-events: none;
  border-color: var(--accent);
  border-style: solid;
  border-width: 0;
}

.uplink-root .uplink-bracket-tl {
  top: var(--cb-inset);
  left: var(--cb-inset);
  border-top-width: 1px;
  border-left-width: 1px;
}

.uplink-root .uplink-bracket-tr {
  top: var(--cb-inset);
  right: var(--cb-inset);
  border-top-width: 1px;
  border-right-width: 1px;
}

.uplink-root .uplink-bracket-bl {
  bottom: var(--cb-inset);
  left: var(--cb-inset);
  border-bottom-width: 1px;
  border-left-width: 1px;
}

.uplink-root .uplink-bracket-br {
  bottom: var(--cb-inset);
  right: var(--cb-inset);
  border-bottom-width: 1px;
  border-right-width: 1px;
}

/* Rails */
.uplink-root .left-rail {
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  width: 28px;
  border-right: 1px solid var(--rule);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  z-index: 50;
  pointer-events: none;
  background: rgba(0, 0, 0, 0.4);
}

.uplink-root .left-rail-label {
  font-size: 9px;
  color: var(--accent);
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  letter-spacing: 0.3em;
}

.uplink-root .vertical-rail {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-size: 10px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--fg-dim);
  white-space: nowrap;
}

.uplink-root .left-rail-date {
  font-size: 9px;
  color: var(--fg-dim);
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  letter-spacing: 0.3em;
}

.uplink-root .right-rail {
  position: fixed;
  right: 16px;
  top: 100px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  z-index: 50;
  pointer-events: none;
  opacity: 0.95;
}

.uplink-root .rail-panel {
  position: relative;
  padding: 10px;
  border: 1px solid var(--rule);
  background: rgba(0, 0, 0, 0.6);
}

.uplink-root .rail-panel-narrow {
  width: 112px;
}

.uplink-root .rail-panel-wide {
  width: 180px;
}

.uplink-root .rail-panel-title {
  font-size: 8px;
  color: var(--accent);
  letter-spacing: 0.2em;
  margin-bottom: 8px;
}

.uplink-root .rail-panel-meta {
  font-size: 8px;
  color: var(--fg-dim);
  letter-spacing: 0.2em;
  margin-top: 6px;
  text-align: center;
}

/* Radar */
.uplink-root .radar {
  position: relative;
  width: 90px;
  height: 90px;
  border: 1px solid var(--accent-line);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(200, 255, 0, 0.04), transparent 70%);
}

.uplink-root .radar-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(200, 255, 0, 0.18);
}

.uplink-root .radar-ring-1 { inset: 15%; }
.uplink-root .radar-ring-2 { inset: 32%; }

.uplink-root .radar-axis-h,
.uplink-root .radar-axis-v {
  position: absolute;
  background: rgba(200, 255, 0, 0.2);
}

.uplink-root .radar-axis-h {
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
}

.uplink-root .radar-axis-v {
  left: 50%;
  top: 0;
  bottom: 0;
  width: 1px;
}

.uplink-root .radar-sweep {
  position: absolute;
  inset: 0;
  background: conic-gradient(from 0deg, transparent 0deg, transparent 340deg, var(--accent) 358deg, transparent 360deg);
  border-radius: 50%;
  animation: uplink-radarSweep 3.5s linear infinite;
  opacity: 0.7;
}

@keyframes uplink-radarSweep {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.uplink-root .radar-dot {
  position: absolute;
  background: var(--accent);
  border-radius: 50%;
}

.uplink-root .radar-dot-1 {
  top: 28%;
  left: 64%;
  width: 3px;
  height: 3px;
  box-shadow: 0 0 4px var(--accent);
}

.uplink-root .radar-dot-2 {
  top: 70%;
  left: 38%;
  width: 2px;
  height: 2px;
}

.uplink-root .radar-dot-3 {
  top: 52%;
  left: 78%;
  width: 4px;
  height: 4px;
  box-shadow: 0 0 6px var(--accent);
}

/* Hex readout */
.uplink-root .hex-readout {
  font-size: 9px;
  line-height: 1.5;
  color: var(--fg-dim);
}

.uplink-root .hex-readout .hex-addr {
  color: var(--accent);
}

/* Barcode */
.uplink-root .barcode {
  display: flex;
  align-items: center;
  gap: 1px;
}

.uplink-root .barcode-bar {
  height: 100%;
  background: var(--fg);
}

/* Top nav */
.uplink-root .top-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 32px;
  border-bottom: 1px solid var(--rule);
  gap: 24px;
  flex-wrap: wrap;
}

.uplink-root .top-nav-left {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.uplink-root .top-nav-brand {
  font-size: 14px;
  letter-spacing: 0.05em;
  color: var(--fg);
}

.uplink-root .nav-path {
  font-size: 10px;
  color: var(--fg-dim);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.uplink-root .uplink-home-link {
  font-size: 10px;
  color: var(--accent);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  text-decoration: none;
  opacity: 0.8;
  transition: opacity 0.12s;
}

.uplink-root .uplink-home-link:hover {
  opacity: 1;
}

.uplink-root .status-bar {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-mid);
  flex-wrap: wrap;
}

/* Identity hero */
.uplink-root .identity-hero {
  position: relative;
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 40px;
  padding: 48px 32px 40px;
  border-bottom: 1px solid var(--rule);
  align-items: center;
}

.uplink-root .identity-watermark {
  position: absolute;
  top: -10px;
  right: 32px;
  bottom: 0;
  font-size: min(34vw, 440px);
  line-height: 0.82;
  color: rgba(200, 255, 0, 0.04);
  text-transform: uppercase;
  user-select: none;
  pointer-events: none;
  text-align: right;
  letter-spacing: -0.02em;
}

.uplink-root .portrait-wrap {
  position: relative;
  padding: 24px 18px;
}

.uplink-root .portrait-label {
  position: absolute;
  font-size: 9px;
  letter-spacing: 0.2em;
  background: #000;
  padding: 0 6px;
}

.uplink-root .portrait-label-top {
  top: -14px;
  left: 4px;
  color: var(--accent);
}

.uplink-root .portrait-label-bottom {
  bottom: -14px;
  right: 4px;
  color: var(--fg-dim);
}

.uplink-root .ascii-portrait {
  margin: 0;
  font-size: 11px;
  line-height: 1;
  color: var(--accent);
  text-shadow: 0 0 8px rgba(200, 255, 0, 0.4), 0 0 24px rgba(200, 255, 0, 0.15);
  white-space: pre;
  letter-spacing: 0;
  user-select: none;
}

.uplink-root .portrait-reticle {
  position: absolute;
  top: 30px;
  right: 24px;
}

.uplink-root .data-stickers {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.uplink-root .data-sticker {
  font-size: 9px;
  padding: 3px 7px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.uplink-root .data-sticker-fill {
  background: var(--accent);
  color: #000;
  border: 1px solid var(--accent);
}

.uplink-root .data-sticker-fill .data-sticker-key {
  opacity: 0.7;
}

.uplink-root .data-sticker-outline {
  border: 1px solid var(--accent);
  color: var(--accent);
  background: transparent;
}

.uplink-root .data-sticker-outline .data-sticker-key {
  opacity: 0.5;
}

.uplink-root .data-sticker-ghost {
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: var(--fg-mid);
  background: #0a0b0a;
}

.uplink-root .data-sticker-ghost .data-sticker-key {
  opacity: 0.5;
}

.uplink-root .identity-title {
  font-size: min(18vw, 220px);
  margin: 0;
  text-transform: lowercase;
  letter-spacing: -0.03em;
  color: var(--fg);
  text-shadow: 0 0 60px rgba(200, 255, 0, 0.08);
}

.uplink-root .identity-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  margin-top: 12px;
  align-items: flex-end;
}

.uplink-root .identity-bio {
  flex: 1 1 280px;
  min-width: 240px;
}

.uplink-root .bio-label {
  font-size: 11px;
  color: var(--fg-dim);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.uplink-root .identity-bio p {
  margin: 0;
  font-size: 15px;
  line-height: 1.5;
  color: var(--fg-mid);
  max-width: 480px;
}

.uplink-root .readout-block {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 10px;
  letter-spacing: 0.08em;
  flex: 0 0 auto;
}

.uplink-root .readout-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.uplink-root .readout-key {
  color: var(--fg-dim);
  text-transform: uppercase;
}

.uplink-root .readout-val {
  color: var(--fg);
  text-align: right;
  white-space: nowrap;
}

/* Section header */
.uplink-root .section-padding {
  padding: 40px 32px 0;
}

.uplink-root .section-header {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.uplink-root .section-index {
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.2em;
}

.uplink-root .section-title {
  font-size: 13px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--fg);
}

.uplink-root .section-rule {
  flex: 1;
  height: 1px;
  background: var(--rule-strong);
  min-width: 40px;
}

.uplink-root .section-meta {
  font-size: 10px;
  color: var(--fg-dim);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

/* Link rows */
.uplink-root .link-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.uplink-root .link-row-column {
  position: relative;
  display: grid;
  grid-template-columns: 60px 1fr auto auto 40px;
  align-items: center;
  gap: 20px;
  padding: 20px 22px;
  background: rgba(255, 255, 255, 0.015);
  border: 1px solid var(--rule);
  color: var(--fg);
  text-decoration: none;
  transition: background 0.12s, border-color 0.12s;
}

.uplink-root .link-row-column:hover,
.uplink-root .link-row-column.is-hover {
  background: rgba(200, 255, 0, 0.06);
  border-color: var(--accent);
}

.uplink-root .link-index {
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.15em;
}

.uplink-root .link-label {
  font-size: clamp(22px, 5vw, 32px);
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: var(--fg);
  transition: color 0.12s;
}

.uplink-root .link-row-column:hover .link-label,
.uplink-root .link-row-column.is-hover .link-label {
  color: var(--accent);
}

.uplink-root .link-subtitle {
  font-size: 10px;
  color: var(--fg-dim);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.uplink-root .link-host {
  opacity: 0.4;
}

.uplink-root .link-row-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
}

.uplink-root .link-latency {
  font-size: 9px;
  color: var(--fg-dim);
  letter-spacing: 0.1em;
}

.uplink-root .link-arrow {
  font-size: 22px;
  color: var(--fg-dim);
  transition: transform 0.12s, color 0.12s;
}

.uplink-root .link-row-column:hover .link-arrow,
.uplink-root .link-row-column.is-hover .link-arrow {
  color: var(--accent);
  transform: translateX(6px);
}

/* Widget panels */
.uplink-root .widget-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}

.uplink-root .widget-panel {
  position: relative;
  padding: 14px;
  border: 1px solid var(--rule);
  background: rgba(0, 0, 0, 0.4);
}

.uplink-root .widget-title {
  font-size: 9px;
  color: var(--accent);
  letter-spacing: 0.2em;
  margin-bottom: 10px;
}

.uplink-root .widget-checksum {
  font-size: 28px;
  color: var(--fg);
  letter-spacing: 0.04em;
}

.uplink-root .widget-meta {
  font-size: 9px;
  color: var(--fg-dim);
  margin-top: 6px;
  letter-spacing: 0.15em;
}

.uplink-root .widget-coords {
  font-size: 12px;
  color: var(--fg);
  line-height: 1.5;
}

.uplink-root .widget-coords-sector {
  color: var(--fg-dim);
  margin-top: 4px;
}

/* Footer */
.uplink-root .uplink-footer {
  margin-top: 48px;
  border-top: 1px solid var(--rule);
}

.uplink-root .footer-bar {
  display: flex;
  justify-content: space-between;
  padding: 20px 32px;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}

.uplink-root .footer-copy,
.uplink-root .footer-chksum {
  font-size: 10px;
  color: var(--fg-dim);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

/* Responsive */
@media (max-width: 1100px) {
  .uplink-root .stage-shell {
    padding-right: 16px;
  }

  .uplink-root .right-rail {
    display: none;
  }

  .uplink-root .status-bar span:nth-child(n + 3) {
    display: none;
  }
}

@media (max-width: 768px) {
  .uplink-root .boot {
    padding: 24px 20px;
  }

  .uplink-root .stage-shell {
    padding-left: 0;
    padding-right: 0;
  }

  .uplink-root .left-rail {
    display: none;
  }

  .uplink-root .identity-hero {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 32px 20px 28px;
  }

  .uplink-root .top-nav {
    padding: 16px 20px;
  }

  .uplink-root .link-row-column {
    grid-template-columns: 48px 1fr 32px;
    gap: 12px;
    padding: 16px;
  }

  .uplink-root .link-row-meta,
  .uplink-root .link-row-bars {
    display: none;
  }

  .uplink-root .section-padding {
    padding-left: 20px !important;
    padding-right: 20px !important;
  }
}

@media (max-width: 480px) {
  .uplink-root .nav-path {
    display: none;
  }

  .uplink-root .status-bar {
    gap: 12px;
    font-size: 9px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .uplink-root .sweep,
  .uplink-root .marquee-track,
  .uplink-root .blink,
  .uplink-root .radar-sweep,
  .uplink-root .wave-bar {
    animation: none;
  }
}