:root {
  --surface: rgba(11, 17, 26, 0.9);
  --surface-strong: rgba(17, 24, 39, 0.94);
  --surface-soft: rgba(24, 34, 49, 0.82);
  --border: rgba(148, 163, 184, 0.24);
  --border-strong: rgba(148, 163, 184, 0.42);
  --text: #f8fafc;
  --text-muted: #cbd5e1;
  --text-dim: #94a3b8;
  --accent: #38bdf8;
  --accent-soft: rgba(56, 189, 248, 0.14);
  --gold: #f59e0b;
  --green: #22c55e;
  --red: #ef4444;
  --input-bg: rgba(8, 13, 22, 0.82);
  --shadow: rgba(2, 6, 23, 0.34);
  --font-ui: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  background: #071019;
}

#webgl {
  opacity: 0;
  transition: opacity 180ms ease;
}

body.game-active #webgl {
  opacity: 1;
}

#menu-root {
  position: fixed;
  inset: 0;
  z-index: 2;
  display: flex;
  align-items: stretch;
  justify-content: center;
  padding: 20px;
  color: var(--text);
  font-family: var(--font-ui);
}

body.game-active #menu-root {
  opacity: 0;
  pointer-events: none;
}

.lobby-app {
  width: min(1360px, 100%);
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 12px;
  animation: panelReveal 180ms ease;
}

.status-bar,
.metal-panel {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: 0 18px 48px var(--shadow);
}

.status-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
}

.status-bar__title {
  color: var(--text);
  font: 700 20px/1.1 var(--font-ui);
}

.status-bar__meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 30px;
  padding: 6px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface-soft);
  color: var(--text-muted);
  font: 600 12px/1 var(--font-ui);
}

.pill__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-dim);
}

.pill[data-state="connected"] .pill__dot {
  background: var(--green);
}

.pill[data-state="connecting"] .pill__dot {
  background: var(--gold);
  animation: pulse 1.2s infinite;
}

.pill[data-state="disconnected"] .pill__dot {
  background: var(--red);
}

.notice {
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid rgba(239, 68, 68, 0.34);
  background: rgba(69, 26, 26, 0.82);
  color: #fecaca;
  font: 600 13px/1.45 var(--font-ui);
}

.menu-shell {
  display: grid;
  grid-template-columns: minmax(440px, 1.2fr) minmax(320px, 0.8fr);
  gap: 12px;
  min-height: 0;
}

.lobby-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.7fr);
  grid-template-rows: minmax(0, 1fr) auto;
  gap: 12px;
  min-height: 0;
}

.panel-body {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 0;
  padding: 18px;
}

.eyebrow {
  color: var(--accent);
  font: 700 11px/1 var(--font-ui);
  text-transform: uppercase;
}

.panel-title {
  margin: 0;
  color: var(--text);
  font: 700 30px/1.04 var(--font-ui);
}

.panel-copy {
  margin: 0;
  max-width: 62ch;
  color: var(--text-muted);
  font: 500 15px/1.55 var(--font-ui);
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.field {
  display: grid;
  gap: 7px;
}

.field label,
.field span {
  color: var(--text-dim);
  font: 700 11px/1 var(--font-ui);
  text-transform: uppercase;
}

.field input,
.field select,
.chat-form input,
.slot-row select {
  width: 100%;
  min-height: 40px;
  padding: 10px 12px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--input-bg);
  color: var(--text);
  font: 600 14px/1.2 var(--font-ui);
  outline: none;
}

.field input:focus,
.field select:focus,
.chat-form input:focus,
.slot-row select:focus {
  border-color: rgba(56, 189, 248, 0.72);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.12);
}

.action-row,
.browser-actions,
.lobby-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.button {
  min-width: 132px;
  min-height: 40px;
  padding: 10px 14px;
  border-radius: 6px;
  border: 1px solid rgba(56, 189, 248, 0.42);
  background: rgba(14, 116, 144, 0.72);
  color: var(--text);
  font: 700 13px/1 var(--font-ui);
  cursor: pointer;
  transition: border-color 120ms ease, background 120ms ease, opacity 120ms ease;
}

.button:hover:not(:disabled) {
  border-color: rgba(125, 211, 252, 0.76);
  background: rgba(14, 116, 144, 0.88);
}

.button:disabled {
  cursor: default;
  opacity: 0.42;
}

.button--ghost {
  border-color: var(--border);
  background: var(--surface-soft);
}

.button--danger {
  border-color: rgba(239, 68, 68, 0.46);
  background: rgba(127, 29, 29, 0.78);
}

.button--success {
  border-color: rgba(34, 197, 94, 0.46);
  background: rgba(20, 83, 45, 0.78);
}

.map-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.map-card,
.browser-row,
.slot-row,
.chat-line {
  position: relative;
  z-index: 1;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface-strong);
}

.map-card {
  padding: 12px;
  cursor: pointer;
  transition: border-color 120ms ease, background 120ms ease;
}

.map-card:hover,
.map-card[data-selected="true"] {
  border-color: rgba(56, 189, 248, 0.68);
  background: rgba(15, 23, 42, 0.98);
}

.map-card__title,
.browser-row__title,
.slot-row__title {
  color: var(--text);
  font: 700 16px/1.2 var(--font-ui);
}

.map-card__meta,
.browser-row__meta,
.slot-row__meta,
.preview-list,
.chat-line__meta {
  color: var(--text-muted);
  font: 600 12px/1.45 var(--font-ui);
}

.map-preview {
  width: 100%;
  min-height: 280px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: rgba(6, 10, 18, 0.72);
}

.preview-list {
  display: grid;
  gap: 8px;
  margin: 0;
}

.preview-list div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.16);
}

.browser-list,
.slot-list,
.chat-list {
  display: grid;
  gap: 10px;
  min-height: 0;
  overflow: auto;
  padding-right: 4px;
}

.browser-row,
.slot-row {
  display: grid;
  gap: 10px;
  align-items: center;
  padding: 12px;
}

.browser-row {
  grid-template-columns: minmax(0, 1fr) auto;
}

.slot-row {
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr) minmax(0, 1fr) auto;
}

.slot-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 28px;
  padding: 6px 9px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface-soft);
  color: var(--text-muted);
  font: 700 11px/1 var(--font-ui);
  text-transform: uppercase;
}

.slot-chip__swatch {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.slot-row__status--open {
  color: #86efac;
}

.slot-row__status--taken {
  color: #fde68a;
}

.slot-row__status--offline {
  color: #fca5a5;
}

.chat-shell {
  min-height: 240px;
}

.chat-line {
  padding: 10px 12px;
}

.chat-line__body {
  margin-top: 6px;
  color: var(--text);
  font: 600 14px/1.45 var(--font-ui);
  word-break: break-word;
}

.chat-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
}

.empty-state {
  padding: 22px;
  border-radius: 8px;
  border: 1px dashed var(--border-strong);
  color: var(--text-dim);
  text-align: center;
  font: 600 14px/1.5 var(--font-ui);
}

.stack {
  display: grid;
  gap: 12px;
  min-height: 0;
}

@keyframes panelReveal {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(0.78);
    opacity: 0.5;
  }
}

@media (max-width: 1180px) {
  .menu-shell,
  .lobby-shell {
    grid-template-columns: 1fr;
  }

  .lobby-shell {
    grid-template-rows: auto auto auto;
  }
}

@media (max-width: 820px) {
  #menu-root {
    padding: 12px;
  }

  .field-grid,
  .chat-form,
  .slot-row,
  .browser-row {
    grid-template-columns: 1fr;
  }

  .status-bar {
    align-items: flex-start;
    flex-direction: column;
  }

  .panel-title {
    font-size: 24px;
  }
}