:root {
  /* Fonts */
  --font-ui: "Satoshi", sans-serif;
  --font-mono: "SF Mono", "Monaco", monospace;

  /* Text colors */
  --text-primary: rgba(255, 255, 255, 1);
  --text-secondary: rgba(255, 255, 255, 0.7);
  --text-muted: rgba(255, 255, 255, 0.5);
  --text-dim: rgba(255, 255, 255, 0.35);

  /* Backgrounds */
  --bg-panel: rgba(255, 255, 255, 0.03);
  --bg-hover: rgba(255, 255, 255, 0.08);
  --bg-active: rgba(255, 255, 255, 0.1);
  --bg-overlay: rgba(0, 0, 0, 0.7);
  --bg-modal: rgba(10, 10, 10, 0.95);

  /* Borders */
  --border-subtle: rgba(255, 255, 255, 0.1);
  --border-default: rgba(255, 255, 255, 0.25);
  --border-medium: rgba(255, 255, 255, 0.35);
  --border-strong: rgba(255, 255, 255, 0.5);
  --border-hover: rgba(255, 255, 255, 0.6);
  --border-bright: rgba(255, 255, 255, 0.8);

  /* Upgrade accent colors (RGB channels for alpha flexibility) */
  --color-collector: 255, 255, 255;
  --color-extractor: 136, 170, 255;
  --color-refinery: 170, 136, 255;
  --color-synthesizer: 255, 136, 170;
  --color-reactor: 255, 170, 85;
  --color-forge: 255, 85, 85;
  --color-trade-in: 136, 255, 136;
  --color-trade-out: 255, 136, 136;
  --color-colonize: 136, 170, 255;

  /* Layout */
  --edge-inset: 30px;
  --gap: 8px;
  --transition: all 0.1s ease;

  /* Typography scale */
  --fs-xs: 0.68rem;
  --fs-sm: 0.8rem;
  --fs-md: 0.9rem;
  --fs-lg: 1rem;
  --fs-xl: 1.25rem;
  --fs-hero: 2.3rem;
  --fs-base: 1.1rem;
  --fs-display: clamp(2.3rem, 10vw, 8.9rem);

  /* Z-index scale */
  --z-ui: 100;
  --z-console: 200;
  --z-modal: 300;
  --z-settings: 350;
  --z-debug: 500;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  background: #000000;
  overflow: hidden;
  font-family:
    "Satoshi",
    -apple-system,
    sans-serif;
  font-weight: 300;
  touch-action: none;
  -webkit-user-select: none;
  user-select: none;
}
#game-container {
  position: relative;
  width: 100vw;
  height: 100vh;
  touch-action: none;
}
canvas {
  touch-action: none;
}
#ui {
  position: absolute;
  top: var(--edge-inset);
  left: var(--edge-inset);
  color: #fff;
  z-index: var(--z-ui);
  pointer-events: none;
}
#game-title {
  position: absolute;
  top: var(--edge-inset);
  left: 50%;
  transform: translateX(-50%);
  font-size: var(--fs-lg);
  color: #fff;
  font-weight: 500;
  z-index: var(--z-ui);
  pointer-events: none;
  text-align: center;
}
#header-title {
  letter-spacing: 0.5em;
  text-transform: uppercase;
  padding-left: 0.25em;
}
#session-timer {
  font-size: var(--fs-sm);
  letter-spacing: 0.15em;
  color: var(--text-dim);
  margin-top: 6px;
}
#title {
  font-size: var(--fs-md);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 12px;
  font-weight: 500;
}
#fps {
  font-size: var(--fs-sm);
  letter-spacing: 0.15em;
  color: rgba(255, 255, 255, 0.25);
  margin-top: 4px;
}
#ui.hidden {
  display: none;
}
#top-right {
  position: absolute;
  top: var(--edge-inset);
  right: var(--edge-inset);
  z-index: var(--z-ui);
  pointer-events: none;
  color: #fff;
  text-align: right;
}
#top-right.hidden {
  display: none;
}
#totals-label {
  font-size: var(--fs-md);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 12px;
  font-weight: 500;
}
#right-panel {
  position: absolute;
  bottom: var(--edge-inset);
  right: var(--edge-inset);
  display: flex;
  flex-direction: column;
  gap: var(--gap);
  z-index: var(--z-ui);
}
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--gap);
}
.section-title {
  font-size: var(--fs-xs);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.section-badge {
  font-size: var(--fs-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
#planets-note {
  font-size: var(--fs-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.4);
}
#planet-selector {
  display: flex;
  flex-direction: column;
  gap: var(--gap);
}
.list-btn {
  background: rgba(255, 255, 255, 0.04);
  border: none;
  border-left: 2px solid transparent;
  padding: 7px 12px;
  color: #fff;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-ui);
  font-size: var(--fs-md);
  font-weight: 300;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 140px;
  border-radius: 4px;
}
.list-btn:hover:not(.locked) {
  background: var(--bg-hover);
  border-left-color: rgba(255, 255, 255, 0.3);
}
.list-btn.active {
  background: var(--bg-active);
  border-left-color: rgba(255, 255, 255, 0.7);
}
.list-btn.locked {
  opacity: 0.4;
}
.list-btn.locked:hover {
  opacity: 0.6;
}
.list-btn.unlockable {
  animation: pulse-bg 2s ease-in-out infinite;
}
.list-btn.unlockable:hover {
  background: rgba(255, 255, 255, 0.12);
}
@keyframes pulse-bg {
  0%,
  100% {
    background: rgba(255, 255, 255, 0.04);
  }
  50% {
    background: rgba(255, 255, 255, 0.1);
  }
}
@keyframes pulse-border {
  0%,
  100% {
    border-color: var(--border-medium);
  }
  50% {
    border-color: rgba(255, 255, 255, 0.65);
  }
}
.list-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.list-info {
  flex: 1;
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: var(--gap);
}
.list-name {
  font-weight: 400;
  margin-right: auto;
}
.list-stats {
  display: flex;
  align-items: center;
  gap: var(--gap);
  font-size: var(--fs-md);
  color: var(--text-secondary);
}
.list-essence {
  color: var(--text-primary);
}
.production-pill {
  color: rgba(136, 255, 136, 0.9);
  font-size: var(--fs-xs);
  background: rgba(136, 255, 136, 0.08);
  padding: 1px 6px;
  border-radius: 3px;
}
.production-pill:empty {
  display: none;
}
.cost-pill {
  color: rgba(255, 120, 120, 0.9);
  font-size: var(--fs-xs);
  background: rgba(255, 120, 120, 0.08);
  padding: 1px 6px;
  border-radius: 3px;
}
.cost-pill:empty {
  display: none;
}
.list-rate {
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--fs-md);
  text-align: left;
}
#essence-display {
  font-size: var(--fs-hero);
  letter-spacing: 0.02em;
  font-weight: 400;
}
#per-second {
  font-size: var(--fs-md);
  color: var(--text-primary);
  margin-top: 4px;
}
#total-essence {
  font-size: var(--fs-hero);
  color: var(--text-primary);
  text-align: right;
  font-weight: 400;
  letter-spacing: 0.02em;
}
#total-production {
  font-size: var(--fs-md);
  color: var(--text-primary);
  text-align: right;
  margin-top: 4px;
}
#planets-section {
  margin-bottom: 16px;
}
#systems-section {
  margin-bottom: 16px;
}
#upgrades-section {
  display: flex;
  flex-direction: column;
  gap: var(--gap);
  margin-bottom: 16px;
}
#upgrades-section.hidden {
  display: none;
}
#panel-tabs {
  display: flex;
  gap: 0;
  margin-bottom: var(--gap);
  border-bottom: 1px solid var(--border-subtle);
}
#panel-tabs.hidden {
  display: none;
}
.panel-tab {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-dim);
  padding: 6px 12px;
  font-family: var(--font-ui);
  font-size: var(--fs-xs);
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: var(--transition);
  text-transform: uppercase;
  margin-bottom: -1px;
}
.panel-tab:hover {
  color: var(--text-secondary);
}
.panel-tab.active {
  color: var(--text-primary);
  border-bottom-color: rgba(255, 255, 255, 0.6);
}
.panel-tab.tab-hidden {
  display: none;
}
.tab-badge {
  color: rgba(200, 200, 255, 0.7);
  font-size: var(--fs-xs);
}
.tab-badge:empty {
  display: none;
}
#system-selector {
  display: flex;
  flex-direction: column;
  gap: var(--gap);
}
#upgrades {
  position: absolute;
  bottom: var(--edge-inset);
  left: var(--edge-inset);
  display: flex;
  flex-direction: column;
  gap: var(--gap);
  z-index: var(--z-ui);
  width: 310px;
}
.upgrade-btn {
  background: rgba(255, 255, 255, 0.04);
  border: none;
  border-left: 2px solid transparent;
  padding: 7px 12px;
  color: #fff;
  cursor: pointer;
  transition: var(--transition);
  text-align: left;
  font-family: var(--font-ui);
  font-size: var(--fs-md);
  font-weight: 300;
  letter-spacing: 0.03em;
  border-radius: 4px;
}
.upgrade-btn:hover:not(:disabled) {
  background: var(--bg-active);
}
.upgrade-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.upgrade-btn.locked {
  opacity: 0.4;
}
.upgrade-btn[data-upgrade="collector"] {
  border-left-color: rgba(var(--color-collector), 0.5);
}
.upgrade-btn[data-upgrade="extractor"] {
  border-left-color: rgba(var(--color-extractor), 0.5);
}
.upgrade-btn[data-upgrade="refinery"] {
  border-left-color: rgba(var(--color-refinery), 0.5);
}
.upgrade-btn[data-upgrade="synthesizer"] {
  border-left-color: rgba(var(--color-synthesizer), 0.5);
}
.upgrade-btn[data-upgrade="reactor"] {
  border-left-color: rgba(var(--color-reactor), 0.5);
}
.upgrade-btn[data-upgrade="forge"] {
  border-left-color: rgba(var(--color-forge), 0.5);
}
#trade-routes-section {
  display: flex;
  flex-direction: column;
  gap: var(--gap);
  margin-bottom: 16px;
}
#trade-routes-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
#trade-routes-section.hidden {
  display: none;
}
.trade-capacity-row {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  padding: 7px 10px;
  color: var(--text-secondary);
  font-family: var(--font-ui);
  font-size: var(--fs-sm);
  letter-spacing: 0.04em;
  display: flex;
  justify-content: space-between;
}
.trade-capacity-value {
  color: rgba(255, 255, 255, 0.9);
}
.trade-preview-row {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  padding: 7px 10px;
  color: var(--text-secondary);
  font-family: var(--font-ui);
  font-size: var(--fs-sm);
  letter-spacing: 0.03em;
}
.trade-preview-row.info {
  border-color: rgba(255, 255, 255, 0.16);
}
.trade-preview-row.blocked {
  border-color: rgba(var(--color-trade-out), 0.5);
  color: rgba(var(--color-trade-out), 0.9);
}
.trade-route-row {
  background: none;
  border: none;
  border-left: 2px solid var(--border-subtle);
  padding: 4px 8px;
  color: #fff;
  font-family: var(--font-ui);
  font-size: var(--fs-sm);
  font-weight: 300;
  letter-spacing: 0.03em;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}
.trade-route-row.active {
  border-left-color: rgba(var(--color-trade-in), 0.6);
}
.trade-route-row.inactive {
  border-left-color: var(--border-subtle);
}
.trade-route-row.idle {
  opacity: 0.5;
}
.trade-route-main {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.trade-route-direction {
  color: var(--text-muted);
  font-size: var(--fs-xs);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.trade-route-name {
  color: var(--text-primary);
}
.trade-route-rate {
  color: var(--text-secondary);
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
  text-align: right;
  flex-shrink: 0;
}
.trade-route-cost {
  color: var(--text-muted);
  font-size: var(--fs-xs);
}
.trade-route-base {
  color: rgba(255, 255, 255, 0.9);
}
.trade-route-bonus {
  color: rgba(var(--color-trade-in), 0.85);
  font-size: var(--fs-xs);
}

/* Moon colonization section */
#moons-section {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: 16px;
}
#moons-section.hidden {
  display: none;
}
#moons-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: var(--gap);
}
.moon-item {
  font-size: var(--fs-sm);
  font-family: var(--font-ui);
  padding: 4px 8px;
  color: var(--text-muted);
  border-left: 2px solid var(--border-subtle);
}
.moon-item.colonized {
  color: var(--text-primary);
  border-left-color: rgba(200, 200, 255, 0.6);
}
#moon-colonize-btn {
  margin-top: 4px;
}
.moon-buff-label {
  font-size: var(--fs-sm);
  margin-left: 4px;
}
.moon-buff-label.rarity-common {
  color: rgba(200, 200, 200, 0.8);
}
.moon-buff-label.rarity-rare {
  color: rgba(100, 150, 255, 0.9);
}
.moon-buff-label.rarity-mythic {
  color: rgba(255, 200, 80, 1);
  text-shadow: 0 0 6px rgba(255, 200, 80, 0.4);
}
.moon-buff-label-rarity {
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0.7;
  margin-right: 2px;
}
.moon-buff-choice {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 4px;
}
.moon-buff-choice-title {
  font-size: var(--fs-sm);
  color: var(--text-muted);
  margin-bottom: 2px;
}
.moon-buff-option {
  background: rgba(200, 200, 255, 0.05);
  border: 1px solid rgba(200, 200, 255, 0.3);
  padding: 8px 12px;
  color: #fff;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-ui);
  font-size: var(--fs-sm);
  font-weight: 300;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.moon-buff-option:hover {
  border-color: rgba(200, 200, 255, 0.7);
  background: rgba(200, 200, 255, 0.12);
}
.moon-buff-name {
  color: rgba(200, 200, 255, 0.95);
  font-weight: 400;
}
.moon-buff-desc {
  color: var(--text-muted);
  font-size: var(--fs-xs);
}
.moon-buff-rarity {
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.7;
}

/* Rarity colors */
.rarity-common {
  --rarity-color: 200, 200, 200;
}
.rarity-rare {
  --rarity-color: 100, 150, 255;
}
.rarity-mythic {
  --rarity-color: 255, 200, 80;
}
.moon-buff-option.rarity-common {
  background: rgba(var(--rarity-color), 0.05);
  border-color: rgba(var(--rarity-color), 0.3);
}
.moon-buff-option.rarity-common:hover {
  border-color: rgba(var(--rarity-color), 0.7);
  background: rgba(var(--rarity-color), 0.12);
}
.moon-buff-option.rarity-common .moon-buff-name,
.moon-buff-option.rarity-common .moon-buff-rarity {
  color: rgba(var(--rarity-color), 0.95);
}
.moon-buff-option.rarity-rare {
  background: rgba(var(--rarity-color), 0.08);
  border-color: rgba(var(--rarity-color), 0.4);
  animation: rare-pulse 3s ease-in-out infinite;
}
.moon-buff-option.rarity-rare:hover {
  border-color: rgba(var(--rarity-color), 0.8);
  background: rgba(var(--rarity-color), 0.15);
}
.moon-buff-option.rarity-rare .moon-buff-name,
.moon-buff-option.rarity-rare .moon-buff-rarity {
  color: rgba(var(--rarity-color), 1);
}
@keyframes rare-pulse {
  0%,
  100% {
    border-color: rgba(var(--rarity-color), 0.3);
    box-shadow: 0 0 0 rgba(var(--rarity-color), 0);
  }
  50% {
    border-color: rgba(var(--rarity-color), 0.6);
    box-shadow: 0 0 8px rgba(var(--rarity-color), 0.2);
  }
}
.moon-buff-option.rarity-mythic {
  background: rgba(var(--rarity-color), 0.1);
  border-color: rgba(var(--rarity-color), 0.5);
  animation:
    mythic-glow 2s ease-in-out infinite,
    mythic-shimmer 3s linear infinite;
  position: relative;
  overflow: hidden;
}
.moon-buff-option.rarity-mythic::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    45deg,
    transparent 40%,
    rgba(var(--rarity-color), 0.15) 50%,
    transparent 60%
  );
  animation: mythic-shine 4s linear infinite;
  pointer-events: none;
}
.moon-buff-option.rarity-mythic:hover {
  border-color: rgba(var(--rarity-color), 0.9);
  background: rgba(var(--rarity-color), 0.18);
}
.moon-buff-option.rarity-mythic .moon-buff-name,
.moon-buff-option.rarity-mythic .moon-buff-rarity {
  color: rgba(var(--rarity-color), 1);
  text-shadow: 0 0 8px rgba(var(--rarity-color), 0.5);
  animation: mythic-text-glow 2s ease-in-out infinite;
}
@keyframes mythic-glow {
  0%,
  100% {
    border-color: rgba(var(--rarity-color), 0.4);
    box-shadow:
      0 0 10px rgba(var(--rarity-color), 0.2),
      inset 0 0 10px rgba(var(--rarity-color), 0.05);
  }
  50% {
    border-color: rgba(var(--rarity-color), 0.8);
    box-shadow:
      0 0 20px rgba(var(--rarity-color), 0.4),
      inset 0 0 15px rgba(var(--rarity-color), 0.1);
  }
}
@keyframes mythic-shine {
  0% {
    transform: translateX(-100%) rotate(45deg);
  }
  100% {
    transform: translateX(100%) rotate(45deg);
  }
}
@keyframes mythic-text-glow {
  0%,
  100% {
    text-shadow: 0 0 8px rgba(var(--rarity-color), 0.4);
  }
  50% {
    text-shadow:
      0 0 12px rgba(var(--rarity-color), 0.7),
      0 0 20px rgba(var(--rarity-color), 0.3);
  }
}

.upgrade-btn[data-upgrade="collector"] .upgrade-name {
  color: rgba(var(--color-collector), 1);
}
.upgrade-btn[data-upgrade="extractor"] .upgrade-name {
  color: rgba(var(--color-extractor), 1);
}
.upgrade-btn[data-upgrade="refinery"] .upgrade-name {
  color: rgba(var(--color-refinery), 1);
}
.upgrade-btn[data-upgrade="synthesizer"] .upgrade-name {
  color: rgba(var(--color-synthesizer), 1);
}
.upgrade-btn[data-upgrade="reactor"] .upgrade-name {
  color: rgba(var(--color-reactor), 1);
}
.upgrade-btn[data-upgrade="forge"] .upgrade-name {
  color: rgba(var(--color-forge), 1);
}

.upgrade-btn[data-upgrade="collector"]:hover:not(:disabled) {
  border-left-color: rgba(var(--color-collector), 1);
}
.upgrade-btn[data-upgrade="extractor"]:hover:not(:disabled) {
  border-left-color: rgba(var(--color-extractor), 1);
}
.upgrade-btn[data-upgrade="refinery"]:hover:not(:disabled) {
  border-left-color: rgba(var(--color-refinery), 1);
}
.upgrade-btn[data-upgrade="synthesizer"]:hover:not(:disabled) {
  border-left-color: rgba(var(--color-synthesizer), 1);
}
.upgrade-btn[data-upgrade="reactor"]:hover:not(:disabled) {
  border-left-color: rgba(var(--color-reactor), 1);
}
.upgrade-btn[data-upgrade="forge"]:hover:not(:disabled) {
  border-left-color: rgba(var(--color-forge), 1);
}
.upgrade-owned {
  opacity: 0.5;
  font-size: var(--fs-xs);
}
.upgrade-owned:empty {
  display: none;
}
.upgrade-info {
  display: flex;
  justify-content: space-between;
  gap: 30px;
}
.upgrade-production {
  margin-left: auto;
}
.upgrade-particle {
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  pointer-events: none;
  animation: upgrade-particle-burst 0.6s ease-out forwards;
}
@keyframes upgrade-particle-burst {
  0% {
    opacity: 1;
    transform: translate(0, 0) scale(1);
  }
  100% {
    opacity: 0;
    transform: translate(var(--tx), var(--ty)) scale(0);
  }
}
#console {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-console);
  display: none;
  flex-direction: column;
  background: #000;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}
#console.open {
  display: flex;
}
#console-output {
  padding: 12px 16px;
  color: rgba(255, 255, 255, 0.6);
  font-family: var(--font-mono);
  font-size: var(--fs-md);
  max-height: 200px;
  overflow-y: auto;
  box-sizing: border-box;
}
#console-output:empty {
  display: none;
}
#console-input {
  background: rgba(255, 255, 255, 0.05);
  border: none;
  border-top: 1px solid var(--border-subtle);
  padding: 12px 16px;
  color: #fff;
  font-family: var(--font-mono);
  font-size: var(--fs-md);
  width: 100%;
  box-sizing: border-box;
  outline: none;
}
#console-input::placeholder {
  color: rgba(255, 255, 255, 0.25);
}
#stats-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-overlay);
  z-index: var(--z-modal);
  display: flex;
  backdrop-filter: blur(6px);
}
#stats-modal.hidden {
  display: none;
}
#stats-modal-content {
  background: transparent;
  width: 100%;
  height: 100%;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: 32px 40px;
}
.time-btn {
  background: transparent;
  border: 1px solid var(--border-default);
  color: var(--text-muted);
  padding: 4px 10px;
  font-family: var(--font-ui);
  font-size: var(--fs-sm);
  cursor: pointer;
  transition: var(--transition);
}
.time-btn:hover {
  border-color: rgba(255, 255, 255, 0.45);
  color: rgba(255, 255, 255, 0.75);
}
.time-btn.active {
  border-color: rgba(255, 255, 255, 0.55);
  color: rgba(255, 255, 255, 0.95);
}
.stat-sparkline {
  width: 100%;
  height: 50px;
  display: block;
}
/* Dashboard header */
#dashboard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 16px;
  flex-shrink: 0;
}
.dash-stat {
  flex: 1;
  text-align: center;
}
.dash-stat-label {
  font-size: var(--fs-sm);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 4px;
}
.dash-stat-value {
  font-size: var(--fs-xl);
  font-family: var(--font-mono);
  color: var(--text-primary);
}
/* Dashboard body */
#dashboard-body {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
/* Dashboard sections */
.dash-section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}
.dash-section-title {
  font-size: var(--fs-md);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-secondary);
}
/* Sparkline grid */
.dash-sparkline-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(0, 1fr));
  gap: 12px;
}
.dash-sparkline-card {
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  padding: 12px;
}
.dash-sparkline-label {
  font-size: var(--fs-md);
  color: var(--text-primary);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.spark-legend {
  display: flex;
  gap: 8px;
  margin-left: auto;
  font-size: var(--fs-xs);
  color: var(--text-muted);
}
.spark-legend-item {
  display: flex;
  align-items: center;
  gap: 3px;
}
.spark-legend-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  display: inline-block;
}
/* Planet table */
.dash-table-wrap {
  overflow-x: auto;
}
.dash-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: var(--fs-lg);
}
.dash-table th {
  font-size: var(--fs-sm);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-align: right;
  padding: 6px 10px;
  border-bottom: 1px solid var(--border-subtle);
  font-weight: 400;
  white-space: nowrap;
}
.dash-table td {
  padding: 8px 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
}
.dash-cell-planet {
  display: flex;
  align-items: center;
  gap: 8px;
  text-align: left;
  color: var(--text-primary);
  font-family: var(--font-ui);
  white-space: nowrap;
}
th.dash-cell-planet {
  text-align: left;
}
.dash-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.dash-cell-num {
  text-align: right;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.dash-cell-dim {
  color: var(--text-dim);
}
.dash-cell-prod {
  color: rgba(136, 255, 136, 0.9);
}
.dash-cell-trade-in {
  color: rgba(var(--color-trade-in), 0.9);
}
.dash-cell-trade-out {
  color: rgba(var(--color-trade-out), 0.9);
}
/* Bonuses grid */
#dashboard-bonuses {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
#dashboard-bonuses.dash-bonuses-single {
  grid-template-columns: 1fr;
}
.dash-bonus-panel {
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  padding: 16px;
}
.dash-bonus-row {
  display: flex;
  justify-content: space-between;
  font-size: var(--fs-lg);
  color: var(--text-muted);
  padding: 4px 0;
}
.dash-bonus-row.active {
  color: var(--text-primary);
}
.dash-bonus-value {
  font-family: var(--font-mono);
  color: var(--text-muted);
}
.dash-bonus-row.active .dash-bonus-value {
  color: var(--text-primary);
}
.dash-buff-list {
  display: flex;
  flex-direction: column;
  max-height: 200px;
  overflow-y: auto;
}
.dash-buff-row {
  display: flex;
  gap: 12px;
  font-size: var(--fs-lg);
  padding: 4px 0;
  color: var(--text-primary);
}
.dash-buff-planet {
  color: var(--text-primary);
  min-width: 70px;
}
.dash-buff-moon {
  color: var(--text-secondary);
  min-width: 70px;
}
.dash-buff-desc {
  color: rgba(200, 200, 255, 0.85);
}
#dash-timerange {
  display: flex;
  gap: 4px;
}
#sparkline:hover path {
  stroke: rgba(255, 255, 255, 0.6);
}
#research-panel {
  margin-top: var(--gap);
}
#research-panel.hidden {
  display: none;
}
#trade-network-panel {
  margin-top: var(--gap);
}
#trade-network-panel.hidden {
  display: none;
}
#trade-network-body {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
#research-tier {
  color: var(--text-muted);
}
#research-progress {
  height: 1px;
  background: rgba(255, 255, 255, 0.15);
  margin-bottom: 10px;
  position: relative;
}
#research-progress::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  background: var(--border-hover);
  width: var(--progress, 0%);
  transition: width 0.3s ease;
}
#research-items {
  display: flex;
  flex-direction: column;
  gap: var(--gap);
}
.research-item {
  background: rgba(255, 255, 255, 0.04);
  border: none;
  border-left: 2px solid transparent;
  padding: 7px 12px;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-radius: 4px;
  /* Button resets */
  width: 100%;
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  text-align: left;
}
.research-item:hover:not(.purchased):not(.locked) {
  background: var(--bg-hover);
  border-left-color: rgba(255, 255, 255, 0.3);
}
.research-item.purchased {
  opacity: 0.5;
  cursor: default;
}
.research-item.locked {
  opacity: 0.5;
  cursor: not-allowed;
}
.research-item.affordable:not(.purchased) {
  animation: pulse-bg 2s ease-in-out infinite;
}
.research-item.affordable:not(.purchased):hover {
  background: rgba(255, 255, 255, 0.12);
}
.research-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.research-name {
  font-size: var(--fs-md);
  color: var(--text-primary);
  font-weight: 400;
}
.research-desc {
  font-size: var(--fs-sm);
  color: rgba(255, 255, 255, 0.6);
}
.research-cost {
  font-size: var(--fs-md);
}
.research-cost:not(.cost-pill) {
  color: var(--text-secondary);
}
.research-item.purchased .research-cost {
  color: var(--text-muted);
}
.research-item.purchased .research-cost::before {
  content: "\2713 ";
}
.research-item.locked .research-name,
.research-item.locked .research-desc,
.research-item.locked .research-cost {
  opacity: 0.7;
}
#debug-overlay {
  position: fixed;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  z-index: var(--z-debug);
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  line-height: 1.35;
  color: var(--text-secondary);
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 8px 10px;
  pointer-events: none;
  white-space: pre;
  min-width: 180px;
  display: none;
}
/* Galaxy button */
#galaxy-btn {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-medium);
  padding: 8px 14px;
  color: #fff;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-ui);
  font-size: var(--fs-sm);
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: var(--gap);
}
#galaxy-btn:hover {
  border-color: var(--border-hover);
  background: var(--bg-hover);
}
#galaxy-btn.hidden {
  display: none;
}
/* HUD controls (settings / mute) */
.hud-controls {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  margin-top: 12px;
}
.hud-controls button {
  width: 24px;
  height: 24px;
  padding: 0;
  background: none;
  border: none;
  color: rgba(255, 255, 255, 0.5);
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
  transition: var(--transition);
}
.hud-controls button:hover {
  color: #fff;
}
#mute-btn.muted {
  opacity: 0.35;
}
/* Colonize button */
#colonize-section {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border-subtle);
}
#colonize-section.hidden {
  display: none;
}
#colonize-btn {
  background: rgba(var(--color-colonize), 0.1);
  border: 1px solid rgba(var(--color-colonize), 0.5);
  padding: 10px 16px;
  color: #88aaff;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-ui);
  font-size: var(--fs-md);
  font-weight: 400;
  letter-spacing: 0.05em;
  width: 100%;
}
#colonize-btn:hover:not(:disabled) {
  border-color: rgba(var(--color-colonize), 0.8);
  background: rgba(var(--color-colonize), 0.2);
}
#colonize-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
#colonize-btn.hidden {
  display: none;
}
#colonize-info {
  font-size: var(--fs-sm);
  color: var(--text-muted);
  margin-top: var(--gap);
  text-align: center;
}
#colonize-info.hidden {
  display: none;
}
/* Hide HUD until game is ready */
body:not(.game-ready) #game-title,
body:not(.game-ready) #top-right,
body:not(.game-ready) #right-panel,
body:not(.game-ready) #upgrades {
  display: none !important;
}
/* HUD visibility */
body.hud-hidden #ui,
body.hud-hidden #game-title,
body.hud-hidden #top-right,
body.hud-hidden #right-panel,
body.hud-hidden #upgrades {
  display: none !important;
}
/* View mode visibility */
body.galaxy-view .solar-only {
  display: none !important;
}
.galaxy-only {
  display: none;
}
body.galaxy-view .galaxy-only {
  display: block;
}
/* Encyclopedia modal */
#encyclopedia-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-overlay);
  z-index: var(--z-settings);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(6px);
}
#encyclopedia-modal.hidden {
  display: none;
}
#encyclopedia-modal-content {
  background: var(--bg-modal);
  border: 1px solid var(--border-default);
  padding: 24px 32px;
  width: 380px;
  max-height: 80vh;
  overflow-y: auto;
}
#encyclopedia-title {
  font-size: var(--fs-sm);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 16px;
}
#encyclopedia-entries {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.encyclopedia-entry-label {
  font-size: var(--fs-md);
  font-weight: 400;
  color: var(--text-primary);
  letter-spacing: 0.04em;
  margin-bottom: 2px;
}
.encyclopedia-entry-desc {
  font-size: var(--fs-sm);
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.45;
  letter-spacing: 0.02em;
}
#settings-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-overlay);
  z-index: var(--z-settings);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(6px);
}
#settings-modal.hidden {
  display: none;
}
#settings-modal-content {
  background: var(--bg-modal);
  border: 1px solid var(--border-default);
  padding: 24px 32px;
  width: 380px;
}
#settings-title {
  font-size: var(--fs-sm);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 16px;
}
#settings-tabs {
  display: flex;
  gap: 2px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 6px;
  padding: 2px;
  margin-bottom: 16px;
}
.settings-tab {
  flex: 1;
  background: transparent;
  border: none;
  border-radius: 4px;
  color: var(--text-dim);
  padding: 6px 12px;
  font-family: var(--font-ui);
  font-size: var(--fs-xs);
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: all 0.2s ease;
  text-transform: uppercase;
}
.settings-tab:hover {
  color: var(--text-secondary);
}
.settings-tab.active {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.1);
}
#settings-body {
  min-height: 120px;
}
.settings-pane {
  display: none;
  flex-direction: column;
  gap: var(--gap);
}
.settings-pane.active {
  display: flex;
}
.settings-btn {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-default);
  padding: 10px 16px;
  color: #fff;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-ui);
  font-size: var(--fs-md);
  font-weight: 400;
  letter-spacing: 0.05em;
  text-align: left;
}
.settings-btn:hover {
  border-color: var(--border-strong);
  background: var(--bg-hover);
}
.seg-toggle {
  display: flex;
  gap: 2px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
  padding: 2px;
}
.seg-opt {
  background: transparent;
  border: none;
  border-radius: 3px;
  color: var(--text-dim);
  padding: 4px 12px;
  font-family: var(--font-ui);
  font-size: var(--fs-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.2s ease;
}
.seg-opt:hover {
  color: var(--text-secondary);
}
.seg-opt.active {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.1);
}
.settings-btn-danger {
  margin-top: 12px;
  color: rgba(255, 100, 100, 0.8);
  text-align: center;
  font-size: var(--fs-sm);
}
.settings-btn-danger:hover {
  border-color: rgba(255, 100, 100, 0.4);
  color: rgba(255, 100, 100, 1);
}
.settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.settings-label {
  font-family: var(--font-ui);
  font-size: var(--fs-md);
  color: var(--text-secondary);
  letter-spacing: 0.03em;
  min-width: 80px;
}
.settings-slider {
  flex: 1;
  min-width: 0;
  -webkit-appearance: none;
  appearance: none;
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
}
.settings-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.7);
  border: none;
  cursor: pointer;
  transition: background 0.15s;
}
.settings-slider::-webkit-slider-thumb:hover {
  background: #fff;
}
.settings-slider::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.7);
  border: none;
  cursor: pointer;
}
.settings-value {
  font-family: var(--font-ui);
  font-size: var(--fs-sm);
  color: var(--text-dim);
  min-width: 32px;
  text-align: right;
}
#settings-footer {
  margin-top: 20px;
  padding-top: 12px;
  border-top: 1px solid var(--border-subtle);
  font-family: var(--font-ui);
  font-size: var(--fs-xs);
  color: var(--text-dim);
  letter-spacing: 0.1em;
  text-align: center;
}
#settings-footer a {
  color: var(--text-secondary);
  text-decoration: none;
}
#settings-footer a:hover {
  color: #fff;
}
#shortcuts-list {
  display: flex;
  flex-direction: column;
  gap: var(--gap);
}
.help-row.hidden {
  display: none;
}
.help-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 32px;
  font-size: var(--fs-md);
  color: var(--text-secondary);
}
.help-row kbd {
  font-family: var(--font-ui);
  font-size: var(--fs-sm);
  border: 1px solid var(--border-subtle);
  padding: 2px 8px;
  min-width: 28px;
  text-align: center;
  color: var(--text-primary);
}
/* Pause overlay */
#pause-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  backdrop-filter: blur(6px);
  z-index: var(--z-settings);
  display: flex;
  align-items: center;
  justify-content: center;
}
#pause-overlay.hidden {
  display: none;
}
#pause-content {
  text-align: center;
}
#pause-text {
  font-family: var(--font-ui);
  font-size: var(--fs-display);
  font-weight: 500;
  letter-spacing: 0.5em;
  text-transform: uppercase;
  color: var(--text-secondary);
  padding-left: 0.5em;
}
#pause-hint {
  font-family: var(--font-ui);
  font-size: var(--fs-base);
  font-weight: 300;
  color: var(--text-secondary);
}
/* Tooltip */
#tooltip {
  position: fixed;
  z-index: 250;
  pointer-events: none;
  display: none;
  background: var(--bg-modal);
  border: 1px solid var(--border-subtle);
  font-family: var(--font-ui);
  font-size: var(--fs-sm);
  font-weight: 300;
  color: var(--text-primary);
  padding: 8px 12px;
  max-width: 320px;
  line-height: 1.4;
  letter-spacing: 0.03em;
}
.tooltip-secondary {
  color: var(--text-secondary);
  margin-top: 2px;
}
.tooltip-muted {
  color: var(--text-muted);
  margin-top: 4px;
}
.tooltip-divider {
  border-top: 1px solid var(--border-subtle);
  margin: 6px 0;
}
/* Activity log */
.dash-log {
  max-height: 250px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}
.dash-log-entry {
  display: flex;
  gap: 12px;
  font-size: var(--fs-lg);
  padding: 4px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}
.dash-log-time {
  font-family: var(--font-mono);
  color: var(--text-muted);
  min-width: 60px;
  flex-shrink: 0;
}
.dash-log-msg {
  color: var(--text-primary);
}

/* Research tree modal */
#research-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-overlay);
  z-index: var(--z-settings);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(6px);
}
#research-modal.hidden {
  display: none;
}
#research-modal-content {
  background: var(--bg-modal);
  border: 1px solid var(--border-default);
  padding: 32px 40px;
  max-width: 95vw;
  max-height: 85vh;
  overflow: auto;
}
.research-tree-title {
  font-size: var(--fs-sm);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 24px;
}
.research-tree {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.research-tier-col {
  display: flex;
  flex-direction: column;
  min-width: 200px;
  max-width: 240px;
}
.research-tier-col.future {
  opacity: 0.45;
}
.research-tier-col.current .research-tier-header {
  color: var(--text-primary);
  border-color: var(--border-strong);
}
.research-tier-header {
  font-size: var(--fs-sm);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-secondary);
  padding-bottom: 8px;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle);
  text-align: center;
}
.research-tier-items {
  display: flex;
  flex-direction: column;
  gap: var(--gap);
}
.research-tier-items .research-item {
  font-size: var(--fs-sm);
}
.research-tier-items .research-name {
  font-size: var(--fs-sm);
}
.research-tier-items .research-desc {
  font-size: var(--fs-xs);
  color: rgba(255, 255, 255, 0.7);
}
.research-tier-items .research-cost {
  font-size: var(--fs-sm);
  white-space: nowrap;
}
.research-tier-items .research-item.purchased {
  opacity: 0.6;
}
.research-tier-items .research-item.locked {
  opacity: 0.55;
}