/* ── GAME SCREEN LAYOUT ── */
#screen-game {
  flex-direction: column;
  overflow: hidden;
}

/* ── TOP HUD ── */
#hud {
  height: 54px;
  display: flex; align-items: center;
  padding: 0 1rem;
  gap: 1rem;
  background: rgba(2,5,16,0.95);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  z-index: 50;
}
.hud-name {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.15em;
  white-space: nowrap;
}
.hud-class {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.65rem;
  color: var(--text-dim);
}
.hud-level {
  width: 36px; height: 36px;
  border: 2px solid var(--primary);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Orbitron', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary);
  box-shadow: var(--glow-sm);
  flex-shrink: 0;
}
.hud-stats {
  display: flex; flex-direction: column; gap: 2px;
  min-width: 140px;
}
.hud-stat-row {
  display: flex; align-items: center; gap: 0.4rem;
}
.hud-stat-icon {
  font-size: 0.65rem; width: 14px;
  color: var(--text-dim); flex-shrink: 0;
}
.hud-bar-wrap {
  flex: 1; height: 4px;
  background: rgba(255,255,255,0.05);
  border-radius: 2px; overflow: hidden;
}
.hud-bar-fill {
  height: 100%; border-radius: 2px;
  transition: width 0.3s ease;
}
.hud-stat-val {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.65rem; color: var(--text-dim);
  min-width: 50px; text-align: right;
}
.hud-divider {
  width: 1px; height: 30px;
  background: var(--border); flex-shrink: 0;
}
.hud-credits {
  display: flex; align-items: center; gap: 0.4rem;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.8rem; color: var(--gold);
  white-space: nowrap;
}
.hud-actions {
  margin-left: auto;
  display: flex; gap: 0.4rem;
}
.hud-btn {
  padding: 0.3rem 0.7rem;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-dim);
  font-family: 'Rajdhani', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  cursor: pointer;
  border-radius: 2px;
  transition: all 0.15s;
  text-transform: uppercase;
  display: flex; align-items: center; gap: 0.3rem;
}
.hud-btn:hover {
  border-color: var(--primary); color: var(--primary);
  background: var(--primary-dim);
}
.hud-btn.active {
  border-color: var(--primary); color: var(--primary);
  background: var(--primary-dim);
}

/* ── GAME BODY ── */
#game-body {
  flex: 1; display: flex;
  overflow: hidden;
  position: relative;
}

/* ── WORLD MAP ── */
#world-panel {
  flex: 1; position: relative;
  overflow: hidden;
}
#world-canvas {
  width: 100%; height: 100%;
  cursor: crosshair;
}
.world-location-tooltip {
  position: absolute;
  background: var(--bg-panel);
  border: 1px solid var(--border-bright);
  padding: 0.5rem 0.8rem;
  font-size: 0.8rem;
  pointer-events: none;
  border-radius: 3px;
  display: none;
  z-index: 60;
}
.wlt-name {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.75rem; color: var(--primary);
  margin-bottom: 0.2rem;
}
.wlt-desc {
  font-size: 0.75rem; color: var(--text-dim);
}
.wlt-level {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.7rem; color: var(--accent);
  margin-top: 0.2rem;
}

/* ── SIDE PANEL ── */
#side-panel {
  width: 360px;
  border-left: 1px solid var(--border);
  background: rgba(2,5,16,0.95);
  display: flex; flex-direction: column;
  overflow: hidden;
  flex-shrink: 0;
  transition: width 0.3s ease;
}
#side-panel.collapsed { width: 0; }

.side-tab-bar {
  display: flex; border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.side-tab {
  flex: 1; padding: 0.6rem 0.3rem;
  border: none; background: transparent;
  color: var(--text-dim);
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.05em;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
  text-transform: uppercase;
}
.side-tab:hover { color: var(--text); }
.side-tab.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
  background: var(--primary-dim);
}

.side-content {
  flex: 1; overflow-y: auto; overflow-x: hidden;
  padding: 0.75rem;
}
.side-pane { display: none; }
.side-pane.active { display: block; }

/* ── CHARACTER PANE ── */
.char-avatar {
  width: 60px; height: 60px;
  border: 2px solid var(--primary);
  border-radius: 50%;
  margin: 0 auto 0.75rem;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.8rem;
  background: var(--primary-dim);
  box-shadow: var(--glow-sm);
}
.char-attrs { display: grid; grid-template-columns: 1fr 1fr; gap: 0.4rem; }
.attr-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 0.4rem;
  border-radius: 2px;
  text-align: center;
}
.attr-name {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.62rem; color: var(--text-dim);
  margin-bottom: 2px;
}
.attr-val {
  font-family: 'Orbitron', sans-serif;
  font-size: 1rem; font-weight: 700;
  color: var(--primary);
}

/* ── INVENTORY PANE ── */
.inventory-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.4rem;
  margin-bottom: 0.75rem;
}
.inv-slot {
  aspect-ratio: 1;
  border: 1px solid var(--border);
  background: var(--bg-card);
  border-radius: 3px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  cursor: pointer;
  transition: all 0.15s;
  position: relative;
}
.inv-slot:hover {
  border-color: var(--primary);
  background: var(--primary-dim);
}
.inv-slot.equipped { border-color: var(--gold); background: rgba(255,215,0,0.08); }
.inv-slot-count {
  position: absolute; bottom: 2px; right: 4px;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.65rem; color: var(--text-dim);
}
.equipped-slots {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0.4rem;
}
.equip-slot {
  padding: 0.4rem;
  border: 1px dashed var(--border);
  border-radius: 2px;
  text-align: center;
  font-size: 0.7rem;
  color: var(--text-dim);
  cursor: pointer;
  transition: all 0.15s;
  min-height: 44px;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 2px;
}
.equip-slot:hover { border-color: var(--primary); color: var(--primary); }
.equip-slot.has-item { border-color: var(--gold); color: var(--text); border-style: solid; }
.equip-slot-label {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.6rem; color: var(--text-dim);
}

/* ── QUEST PANE ── */
.quest-item {
  padding: 0.6rem;
  border: 1px solid var(--border);
  border-radius: 2px;
  background: var(--bg-card);
  margin-bottom: 0.4rem;
  cursor: pointer;
  transition: all 0.15s;
}
.quest-item:hover { border-color: var(--primary); }
.quest-item.active-quest { border-color: rgba(0,212,255,0.4); }
.quest-item.completed { border-color: rgba(0,255,136,0.3); opacity: 0.7; }
.quest-name {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700; font-size: 0.85rem;
  color: var(--text); margin-bottom: 0.2rem;
}
.quest-desc {
  font-size: 0.75rem; color: var(--text-dim);
  line-height: 1.4;
}
.quest-reward {
  margin-top: 0.3rem;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.7rem; color: var(--gold);
}
.quest-progress {
  margin-top: 0.4rem;
  height: 3px;
  background: rgba(255,255,255,0.05);
  border-radius: 2px; overflow: hidden;
}
.quest-progress-fill {
  height: 100%;
  background: var(--primary);
  border-radius: 2px;
  transition: width 0.4s;
}

/* ── SKILLS PANE ── */
.skill-tree {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 0.4rem;
}
.skill-node {
  padding: 0.5rem;
  border: 1px solid var(--border);
  border-radius: 2px;
  background: var(--bg-card);
  cursor: pointer;
  transition: all 0.2s;
  text-align: center;
  position: relative;
}
.skill-node:hover { border-color: var(--primary); transform: scale(1.02); }
.skill-node.unlocked { border-color: rgba(0,255,136,0.4); background: rgba(0,255,136,0.05); }
.skill-node.locked { opacity: 0.5; cursor: not-allowed; }
.skill-icon { font-size: 1.4rem; margin-bottom: 0.2rem; }
.skill-name {
  font-family: 'Rajdhani', sans-serif;
  font-size: 0.75rem; font-weight: 700; color: var(--text);
}
.skill-cost {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.62rem; color: var(--secondary);
  margin-top: 2px;
}
.skill-pts {
  text-align: center;
  padding: 0.4rem;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.75rem;
  color: var(--secondary);
  margin-bottom: 0.5rem;
}