:root {
  color-scheme: light;
  font-family: "Inter", "Helvetica", sans-serif;
  background: #f7f7fb;
  color: #1c1c1c;
  --ui-bg: #0a0c12;
  --ui-panel: #141824;
  --ui-surface: #0f1728;
  --ui-text: #f8fafc;
  --ui-muted: #b3bdd6;
  --ui-accent: #f97316;
  --ui-ok: #22c55e;
  --ui-danger: #ef4444;
  --ui-warn: #fbbf24;
  --ui-border: #3b4257;
  --ui-shadow: rgba(8, 12, 24, 0.55);
  --ui-radius: 10px;
  --ui-gap: 12px;
  --ui-font: 14px;
  --ui-glow: rgba(249, 115, 22, 0.4);
  --fg: #f8fafc;
  --bg: #0a0c12;
  --panel: #141824;
  --accent: #f97316;
  --danger: #ef4444;
  --muted: #b3bdd6;
  --chip: #0b1220;
  --btn-bg: #f97316;
  --btn-fg: #0b0f1a;
  --btn-border: #f9a03f;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0 16px 40px;
}

.app-header {
  padding: 20px 4px 8px;
}

h1 {
  margin: 0;
  font-size: 24px;
}

.subtitle {
  margin: 4px 0 0;
  color: #666;
  font-size: 14px;
}

main {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.card {
  background: #fff;
  border-radius: 12px;
  padding: 16px;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.06);
}

.row {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

.primary {
  background: #2d6cdf;
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 12px 18px;
  font-size: 16px;
  min-width: 120px;
}

.ghost {
  background: transparent;
  border: 1px solid #ccc;
  border-radius: 10px;
  padding: 12px 18px;
  font-size: 16px;
}

.badge {
  background: #f1f1f1;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 12px;
}

.field span {
  font-size: 13px;
  color: #666;
}

select,
input[type="text"],
input[type="number"] {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid #ddd;
  font-size: 16px;
}

.params {
  display: grid;
  gap: 12px;
}

.state-panel {
  display: grid;
  gap: 8px;
  font-size: 16px;
}

.events ul,
.presets {
  list-style: none;
  padding: 0;
  margin: 0;
}

.events li,
.presets li {
  padding: 8px 0;
  border-bottom: 1px solid #eee;
  font-size: 14px;
}

.events li:last-child,
.presets li:last-child {
  border-bottom: none;
}

.muted {
  font-size: 12px;
  color: #888;
}

.hidden {
  display: none;
}

.error-banner {
  background: #ffe1e1;
  border: 1px solid #f5a4a4;
  color: #7a1f1f;
  padding: 12px 14px;
  border-radius: 12px;
  margin: 12px 0;
  font-size: 14px;
}

.debug-panel {
  background: #111827;
  color: #f9fafb;
  padding: 12px;
  border-radius: 12px;
  font-size: 12px;
  white-space: pre-wrap;
  margin-bottom: 16px;
}

@media (min-width: 768px) {
  body {
    max-width: 720px;
    margin: 0 auto;
  }
}

body.ui-5 {
  background: var(--bg);
  color: var(--fg);
  font-size: var(--ui-font);
  font-family: "Inter", "Helvetica", sans-serif;
  letter-spacing: 0.2px;
}

body.ui-5 main {
  gap: 20px;
}

body.ui-5 .card {
  background: var(--panel);
  border: 2px solid var(--ui-border);
  border-radius: var(--ui-radius);
  box-shadow: 0 2px 0 var(--ui-border), 0 8px 18px var(--ui-shadow);
}

body.ui-5 .legacy-section {
  display: none;
}

body.ui-5 .muted {
  color: var(--ui-muted);
}

body.ui-5 input[type="text"],
body.ui-5 input[type="number"],
body.ui-5 select {
  color: var(--ui-text);
  background: #0b1220;
  border: 2px solid var(--ui-border);
  text-shadow: 0 1px 0 rgba(0, 0, 0, 0.6);
}

body.ui-5 input[type="text"]:focus-visible,
body.ui-5 input[type="number"]:focus-visible,
body.ui-5 select:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

body.ui-5 input[type="checkbox"] {
  accent-color: var(--ui-accent);
}

body.ui-5 .card-title {
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--ui-muted);
  margin-bottom: 12px;
  text-shadow: 0 1px 0 rgba(0, 0, 0, 0.6);
}

body.ui-5 .status-bar {
  display: grid;
  gap: 10px;
  grid-template-columns: 1fr;
  align-items: center;
}

body.ui-5 .brand-title {
  font-size: 20px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
}

body.ui-5 .brand-subtitle {
  font-size: 12px;
  color: var(--ui-muted);
}

body.ui-5 .status-controls {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

body.ui-5 .status-lights {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

body.ui-5 .status-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--ui-muted);
}

body.ui-5 .dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: #374151;
  box-shadow: 0 0 6px rgba(0, 0, 0, 0.6);
}

body.ui-5 .dot.on {
  background: var(--ui-ok);
  box-shadow: 0 0 12px rgba(34, 197, 94, 0.8);
}

body.ui-5 .session-label {
  font-size: 12px;
  color: var(--ui-warn);
}

body.ui-5 .snake-card {
  position: relative;
}

body.ui-5 .snake-hint {
  margin: 4px 0 10px;
  font-size: 12px;
  color: var(--ui-muted);
}

body.ui-5 .snake-controls {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

body.ui-5 .snake-chip {
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--ui-surface);
  border: 1px solid var(--ui-border);
  color: var(--ui-text);
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

body.ui-5 .snake-chip.active {
  background: rgba(249, 115, 22, 0.2);
  border-color: var(--ui-accent);
  box-shadow: 0 0 0 1px var(--ui-accent);
}

body.ui-5 .snake-grid {
  display: grid;
  grid-template-columns: repeat(24, 1fr);
  gap: 2px;
  background: var(--ui-surface);
  padding: 10px;
  border-radius: 10px;
  border: 2px solid var(--ui-border);
  background-image: linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 10px 10px;
}

body.ui-5 .snake-grid.snake-cold {
  box-shadow: 0 0 0 2px rgba(96, 165, 250, 0.4);
}

body.ui-5 .snake-grid.snake-settle {
  animation: settle-flash 0.8s ease-out;
}

@keyframes settle-flash {
  0% {
    box-shadow: 0 0 0 0 rgba(249, 115, 22, 0.8);
  }
  100% {
    box-shadow: 0 0 0 6px rgba(249, 115, 22, 0);
  }
}

body.ui-5 .snake-cell {
  width: 100%;
  padding-top: 100%;
  position: relative;
  background: #0b1220;
  border-radius: 2px;
}

body.ui-5 .snake-cell::after {
  content: "";
  position: absolute;
  inset: 2px;
  border-radius: 2px;
}

body.ui-5 .snake-head::after {
  background: var(--ui-accent);
  box-shadow: 0 0 10px var(--ui-glow);
}

body.ui-5 .snake-body::after {
  background: #34d399;
}

body.ui-5 .snake-cell.fruit::after {
  background: transparent;
}

body.ui-5 .snake-cell.fruit {
  color: #fbbf24;
  font-size: 10px;
  text-align: center;
  line-height: 0;
}

body.ui-5 .eat-flash::after {
  background: var(--ui-warn);
  animation: eat-flash 0.3s ease-out;
}

@keyframes eat-flash {
  0% {
    transform: scale(1);
    opacity: 1;
  }
  100% {
    transform: scale(1.4);
    opacity: 0.3;
  }
}

body.ui-5 .fruit-green {
  color: var(--ui-ok);
}

body.ui-5 .fruit-red {
  color: var(--ui-danger);
}

body.ui-5 .fruit-blue {
  color: #60a5fa;
}

body.ui-5 .fruit-gold {
  color: var(--ui-warn);
}

body.ui-5 .fruit-amber {
  color: #f59e0b;
}

body.ui-5 .snake-legend {
  position: absolute;
  top: 12px;
  right: 12px;
  display: grid;
  gap: 4px;
  padding: 6px 8px;
  border-radius: 8px;
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid var(--ui-border);
  font-size: 11px;
  color: #cbd5f5;
}

body.ui-5 .hud-position {
  font-size: 10px;
  color: var(--ui-muted);
  white-space: pre-line;
  overflow-wrap: anywhere;
}

body.ui-5 .quick-actions .row.wrap {
  flex-wrap: wrap;
}

body.ui-5 .primary,
body.ui-5 .ghost {
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.6px;
  text-transform: uppercase;
}

body.ui-5 .ghost.small,
body.ui-5 .ghost.tiny {
  padding: 6px 10px;
  font-size: 12px;
}

body.ui-5 .primary {
  background: var(--btn-bg);
  color: var(--btn-fg);
  border: 2px solid var(--btn-border);
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.4);
  box-shadow: 0 2px 0 #b45309;
}

body.ui-5 .ghost {
  border: 2px solid var(--ui-border);
  color: var(--fg);
  background: #0b1220;
  text-shadow: 0 1px 0 rgba(0, 0, 0, 0.7);
}

body.ui-5 button {
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  color: var(--ui-text);
}

body.ui-5 #lang-toggle.active,
body.ui-5 #label-toggle.active {
  border-color: var(--ui-accent);
  box-shadow: 0 0 0 2px rgba(249, 115, 22, 0.35);
}

body.ui-5 button:hover {
  box-shadow: 0 0 0 2px rgba(249, 115, 22, 0.25);
}

body.ui-5 button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

body.ui-5 button:active {
  transform: scale(0.97);
}

body.ui-5 .loading {
  opacity: 0.7;
  cursor: progress;
}

body.ui-5 button:disabled,
body.ui-5 button.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  box-shadow: none;
}

body.ui-5 #btn-trading-arm.active,
body.ui-5 #btn-trading-confirm.active {
  border-color: var(--ui-accent);
  box-shadow: 0 0 0 2px rgba(249, 115, 22, 0.35);
}

body.ui-5 .with-raw {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

body.ui-5 .raw-hint {
  font-size: 10px;
  color: var(--ui-muted);
  letter-spacing: 0.3px;
}

body.ui-5 .rune-list {
  display: grid;
  gap: 10px;
}

body.ui-5 .rune-header {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 8px;
}

body.ui-5 .rune-party {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
}

body.ui-5 #party-count {
  font-weight: 600;
  color: var(--ui-text);
}

body.ui-5 #party-hint {
  font-size: 11px;
  color: var(--ui-muted);
}

body.ui-5 .rune-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px;
  border: 1px solid var(--ui-border);
  border-radius: 10px;
  background: var(--ui-surface);
  flex-wrap: wrap;
}

body.ui-5 .rune-row.active {
  border-color: var(--ui-accent);
  box-shadow: 0 0 12px rgba(56, 189, 248, 0.4);
}

body.ui-5 .rune-main {
  display: flex;
  gap: 8px;
  flex: 1;
  flex-direction: column;
}

body.ui-5 .rune-head {
  display: flex;
  justify-content: space-between;
  font-weight: 600;
  letter-spacing: 0.4px;
}

body.ui-5 .rune-name {
  font-size: 13px;
}

body.ui-5 .rune-status {
  font-size: 11px;
  color: var(--ui-muted);
}

body.ui-5 .rune-meta {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px;
  align-items: center;
}

body.ui-5 .rune-label {
  font-size: 11px;
  text-transform: uppercase;
  color: var(--ui-muted);
  letter-spacing: 0.6px;
}

body.ui-5 .rune-price {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono",
    "Courier New", monospace;
  font-size: 12px;
  background: #0b1220;
  border: 1px solid var(--ui-border);
  border-radius: 6px;
  padding: 4px 8px;
}

body.ui-5 .gate-status {
  display: flex;
  gap: 8px;
  align-items: center;
  margin: 8px 0 4px;
}

body.ui-5 .gate-chip {
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--chip);
  border: 1px solid var(--ui-border);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

body.ui-5 .gate-chip.armed {
  border-color: var(--ui-warn);
  color: var(--ui-warn);
}

body.ui-5 .gate-chip.confirmed {
  border-color: var(--ui-ok);
  color: var(--ui-ok);
}

body.ui-5 .gate-countdown {
  font-size: 12px;
  color: var(--ui-muted);
}

body.ui-5 .gate-meter {
  height: 6px;
  border-radius: 999px;
  background: #0b1220;
  border: 1px solid var(--ui-border);
  overflow: hidden;
}

body.ui-5 .gate-meter span {
  display: block;
  height: 100%;
  width: 0;
  background: var(--ui-accent);
  transition: width 0.2s ease;
}

body.ui-5 .toast {
  margin: 8px 16px;
  padding: 8px 12px;
  border-radius: 10px;
  background: var(--ui-surface);
  border: 1px solid var(--ui-border);
  color: var(--ui-text);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

body.ui-5 .toast.info {
  border-color: var(--ui-accent);
}

body.ui-5 .toast.warn {
  border-color: var(--ui-warn);
  color: var(--ui-warn);
}

body.ui-5 .toast.hidden {
  display: none;
}

body.ui-5 .preset-bar {
  display: grid;
  gap: 8px;
  grid-template-columns: 1fr auto;
  align-items: center;
}

body.ui-5 .preset-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

body.ui-5 .preset-chip {
  background: #0b1220;
  border: 1px solid var(--ui-border);
  color: var(--ui-text);
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  cursor: pointer;
}

body.ui-5 details {
  border: 1px solid var(--ui-border);
  border-radius: 10px;
  padding: 8px 10px;
  background: var(--ui-surface);
}

body.ui-5 details + details {
  margin-top: 10px;
}

body.ui-5 summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--ui-text);
  margin-bottom: 8px;
}

body.ui-5 .rune-symbol,
body.ui-5 .rune-market {
  background: #0b1220;
  border: 1px solid var(--ui-border);
  color: var(--ui-text);
  border-radius: 8px;
  padding: 6px 8px;
}

body.ui-5 .skills-panel {
  display: grid;
  gap: 8px;
  font-size: 13px;
}

body.ui-5 .skillbook-card .params {
  display: grid;
  gap: 12px;
}

body.ui-5 .param-group {
  border: 1px solid var(--ui-border);
  border-radius: 8px;
  padding: 10px;
  background: #0b1220;
}

body.ui-5 .param-group-title {
  font-size: 12px;
  text-transform: uppercase;
  color: var(--ui-muted);
  letter-spacing: 0.8px;
  margin-bottom: 8px;
}

body.ui-5 .field-hint {
  font-size: 11px;
  color: var(--ui-muted);
}

body.ui-5 .snapshot-grid {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}

body.ui-5 .snapshot-grid div {
  display: grid;
  gap: 6px;
  padding: 8px;
  border-radius: 8px;
  border: 1px solid var(--ui-border);
  background: #0b1220;
}

body.ui-5 .snapshot-item {
  position: relative;
}

body.ui-5 .snapshot-layer-tag {
  position: absolute;
  top: 6px;
  right: 8px;
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--ui-muted);
  opacity: 0.8;
}

body.ui-5 .snapshot-grid span:first-child {
  font-size: clamp(10px, 0.9vw, 11px);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--ui-muted);
}

body.ui-5 .snapshot-grid span:last-child {
  font-size: clamp(13px, 1.1vw, 15px);
  font-weight: 600;
}

body.ui-5 .snapshot-grid .raw-hint {
  font-size: clamp(9px, 0.7vw, 11px);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono",
    "Courier New", monospace;
  opacity: 0.65;
  white-space: normal;
  white-space: pre-line;
  overflow-wrap: anywhere;
  word-break: break-word;
  max-width: 100%;
  line-height: 1.3;
}

body.ui-5 .inline-settings {
  align-items: center;
}

body.ui-5 .inline-field {
  margin-bottom: 0;
}

body.ui-5 .raw-drawer {
  margin-top: 12px;
  border: 1px solid var(--ui-border);
  border-radius: 8px;
  background: #0b1220;
  padding: 8px;
}

body.ui-5 .raw-drawer pre {
  margin: 0;
  white-space: pre-wrap;
  font-size: 11px;
  color: var(--ui-muted);
}

body.ui-5 .raw-debug-hint {
  font-size: 10px;
  color: var(--ui-muted);
  margin-bottom: 6px;
  letter-spacing: 0.4px;
}

body.ui-5 .skill-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: center;
}

body.ui-5 .skill-label {
  color: var(--ui-muted);
}

body.ui-5 .skill-value {
  justify-self: end;
  padding: 4px 10px;
  border-radius: 999px;
  background: #0b1220;
  border: 1px solid var(--ui-border);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono",
    "Courier New", monospace;
}

body.ui-5 .event-log {
  display: grid;
  gap: 6px;
  font-size: 12px;
}

body.ui-5 .event-row {
  padding: 6px 8px;
  border-radius: 8px;
  background: var(--ui-surface);
  border: 1px solid var(--ui-border);
}

body.ui-5 .event-row.muted {
  background: transparent;
  border-style: dashed;
}

body.ui-5 .event-detail {
  margin-top: 4px;
  font-size: 11px;
  color: var(--ui-muted);
}

body.ui-5 .event-title .raw-hint,
body.ui-5 .event-raw {
  font-size: 10px;
  color: var(--ui-muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono",
    "Courier New", monospace;
}

body.ui-5 .event-row.green {
  border-color: var(--ui-ok);
}

body.ui-5 .event-row.red {
  border-color: var(--ui-danger);
}

body.ui-5 .event-row.blue {
  border-color: #60a5fa;
}

body.ui-5 .event-row.gold {
  border-color: var(--ui-warn);
}

body.ui-5 .event-row.amber {
  border-color: #f59e0b;
}

body.ui-5 .error-banner {
  background: rgba(185, 28, 28, 0.2);
  border-color: rgba(248, 113, 113, 0.6);
  color: #fecaca;
}

body.ui-5 .debug-panel {
  background: #0b1220;
  color: #e5e7eb;
}

body.ui-5 .confirm {
  border-color: #fbbf24;
  color: #fbbf24;
}

body.ui-5 .onboarding {
  position: fixed;
  inset: 0;
  background: rgba(4, 8, 16, 0.72);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  z-index: 50;
}

body.ui-5 .onboarding.hidden {
  display: none;
}

body.ui-5 .onboarding-card {
  width: 100%;
  max-width: 420px;
  background: var(--panel);
  border: 2px solid var(--ui-border);
  border-radius: 12px;
  padding: 16px;
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.4);
}

body.ui-5 .onboarding-title {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--ui-muted);
  margin-bottom: 10px;
}

body.ui-5 .onboarding-steps {
  margin: 0 0 12px;
  padding-left: 18px;
  display: grid;
  gap: 6px;
  font-size: 13px;
  color: var(--ui-text);
}

body.ui-5 .onboarding-actions {
  display: flex;
  justify-content: flex-end;
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}

@media (min-width: 768px) {
  body.ui-5 {
    max-width: 900px;
  }
}