/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-dark: #0d1117;
  --bg-panel: #161b22;
  --bg-card: #21262d;
  --bg-hover: #30363d;
  --border: #30363d;
  --border-bright: #484f58;
  --text: #c9d1d9;
  --text-dim: #8b949e;
  --text-bright: #f0f6fc;
  --accent: #388bfd;
  --accent-hover: #58a6ff;
  --success: #3fb950;
  --warning: #d29922;
  --danger: #f85149;
  --red-player: #ff4444;
  --blue-player: #4488ff;
  --green-player: #44cc44;
  --yellow-player: #ffcc00;
  --panel-h: 180px;
  --topbar-h: 44px;
}

html, body {
  width: 100%; height: 100%;
  background: var(--bg-dark);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, sans-serif;
  font-size: 14px;
  overflow: hidden;
  user-select: none;
}

/* ===== SCREENS ===== */
.screen { display: none; width: 100%; height: 100%; position: absolute; top: 0; left: 0; }
.screen.active { display: flex; }

/* ===== LOBBY SCREEN ===== */
#lobby-screen {
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse at center, #1a2233 0%, #0d1117 100%);
  overflow-y: auto;
}
.lobby-container {
  width: min(900px, 96vw);
  padding: 32px 16px;
  text-align: center;
}
.game-title {
  font-size: clamp(28px, 5vw, 48px);
  font-weight: 800;
  color: var(--text-bright);
  text-shadow: 0 0 30px rgba(56,139,253,0.5);
  margin-bottom: 8px;
}
.game-subtitle { color: var(--text-dim); margin-bottom: 32px; font-size: 16px; }

.lobby-main {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  text-align: left;
}
@media (max-width: 640px) { .lobby-main { grid-template-columns: 1fr; } }

.lobby-panel {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
}
.lobby-panel h2 {
  font-size: 18px;
  color: var(--text-bright);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.form-group { margin-bottom: 14px; }
.form-group label { display: block; color: var(--text-dim); font-size: 12px; margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.5px; }
.form-group input, .form-group select {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-bright);
  padding: 8px 12px;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
}
.form-group input:focus, .form-group select:focus { border-color: var(--accent); }
.form-group select option { background: var(--bg-card); }

.game-list-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  color: var(--text-dim);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.game-list {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  min-height: 120px;
  max-height: 180px;
  overflow-y: auto;
  margin-bottom: 14px;
}
.game-list-empty {
  padding: 24px;
  text-align: center;
  color: var(--text-dim);
  font-size: 13px;
}
.game-entry {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: background 0.15s;
}
.game-entry:last-child { border-bottom: none; }
.game-entry:hover { background: var(--bg-hover); }
.game-entry-info .game-name { font-weight: 600; color: var(--text-bright); font-size: 13px; }
.game-entry-info .game-meta { color: var(--text-dim); font-size: 11px; margin-top: 2px; }
.game-entry-right { display: flex; align-items: center; gap: 8px; }
.lock-icon { color: var(--warning); font-size: 12px; }
.ping-badge { background: var(--bg-panel); border-radius: 4px; padding: 2px 6px; font-size: 11px; color: var(--success); }

.divider { text-align: center; margin: 16px 0; color: var(--text-dim); font-size: 12px; position: relative; }
.divider::before, .divider::after {
  content: ''; position: absolute; top: 50%; width: calc(50% - 32px); height: 1px; background: var(--border);
}
.divider::before { left: 0; } .divider::after { right: 0; }
.divider span { background: var(--bg-panel); padding: 0 8px; }

.lobby-status { margin-top: 16px; color: var(--accent); font-size: 13px; min-height: 20px; text-align: center; }

/* ===== PRE-GAME SCREEN ===== */
#pregame-screen {
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse at center, #1a2233 0%, #0d1117 100%);
}
.pregame-container {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px;
  width: min(500px, 96vw);
}
.pregame-container h2 { color: var(--text-bright); font-size: 20px; margin-bottom: 16px; text-align: center; }
.room-code-display {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
  text-align: center;
  margin-bottom: 24px;
  color: var(--text-dim);
  font-size: 14px;
}
.room-code-display strong { color: var(--accent); font-size: 20px; letter-spacing: 3px; }

.player-slots { margin-bottom: 24px; }
.player-slot {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 8px;
}
.player-slot-color { width: 12px; height: 12px; border-radius: 50%; flex-shrink: 0; }
.player-slot-name { flex: 1; color: var(--text-bright); font-size: 14px; }
.player-slot-status { color: var(--text-dim); font-size: 12px; }
.player-slot.empty .player-slot-name { color: var(--text-dim); font-style: italic; }

.pregame-actions { text-align: center; }
.pregame-status { color: var(--text-dim); font-size: 13px; margin: 12px 0; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 16px;
  border: none;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}
.btn:active { transform: scale(0.97); }
.btn.btn-primary { background: var(--accent); color: #fff; }
.btn.btn-primary:hover { background: var(--accent-hover); }
.btn.btn-secondary { background: var(--bg-card); color: var(--text); border: 1px solid var(--border); }
.btn.btn-secondary:hover { border-color: var(--border-bright); color: var(--text-bright); }
.btn.btn-danger { background: #3d1a1a; color: var(--danger); border: 1px solid #6b2525; }
.btn.btn-danger:hover { background: #5c2020; }
.btn.btn-small { padding: 4px 10px; font-size: 12px; }
.btn.full-width { width: 100%; margin-bottom: 8px; }
.btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }
.hidden { display: none !important; }

/* ===== GAME SCREEN ===== */
#game-screen { flex-direction: column; background: #000; }
#game-canvas {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  display: block;
  cursor: default;
}

/* ===== TOP BAR ===== */
#top-bar {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: var(--topbar-h);
  background: rgba(13, 17, 23, 0.92);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  padding: 0 12px;
  gap: 20px;
  z-index: 10;
}
#resource-display, #supply-display {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 10px;
}
.resource-icon { color: #58a6ff; font-size: 16px; }
.supply-icon { color: #3fb950; font-size: 14px; }
#resource-count, #supply-count { color: var(--text-bright); font-weight: 700; font-size: 15px; }
.stat-label { color: var(--text-dim); font-size: 11px; }

#player-list-hud { display: flex; gap: 8px; flex: 1; justify-content: center; flex-wrap: wrap; }
.player-hud-entry {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 12px;
}
.player-hud-dot { width: 8px; height: 8px; border-radius: 50%; }
.player-hud-name { color: var(--text); }
.player-hud-status { color: var(--text-dim); font-size: 11px; }
.player-hud-entry.eliminated .player-hud-name { text-decoration: line-through; color: var(--text-dim); }

.menu-btn { margin-left: auto; flex-shrink: 0; }

/* ===== BOTTOM PANEL ===== */
#bottom-panel {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: var(--panel-h);
  background: rgba(13, 17, 23, 0.92);
  border-top: 1px solid var(--border);
  backdrop-filter: blur(8px);
  display: flex;
  z-index: 10;
}

#minimap-container {
  position: relative;
  width: 200px;
  min-width: 200px;
  height: 100%;
  border-right: 1px solid var(--border);
  background: #000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
#minimap-canvas {
  width: 196px; height: 196px;
  display: block;
  cursor: pointer;
}
.minimap-label {
  position: absolute;
  bottom: 2px;
  font-size: 10px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

#selection-info {
  flex: 1;
  padding: 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  overflow: hidden;
  border-right: 1px solid var(--border);
  min-width: 0;
}
.selection-portrait {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
  background: var(--bg-card);
}
.selection-details { flex: 1; overflow: hidden; }
.sel-name { color: var(--text-bright); font-weight: 700; font-size: 14px; }
.sel-stat { color: var(--text-dim); font-size: 12px; line-height: 1.6; }
.sel-stat strong { color: var(--text); }
.no-selection { color: var(--text-dim); font-style: italic; font-size: 13px; }
.health-bar-container {
  height: 6px;
  background: #333;
  border-radius: 3px;
  overflow: hidden;
  margin-top: 4px;
}
.health-bar-fill { height: 100%; background: var(--success); border-radius: 3px; transition: width 0.1s, background 0.1s; }

#selection-info .sel-multi { color: var(--text-dim); font-size: 12px; }

/* ===== COMMAND CARD ===== */
.command-card {
  width: 240px;
  min-width: 240px;
  padding: 10px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  align-content: start;
}
.cmd-btn {
  aspect-ratio: 1;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  cursor: pointer;
  font-size: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  text-align: center;
  transition: all 0.15s;
  padding: 4px;
  line-height: 1.2;
}
.cmd-btn:hover { background: var(--bg-hover); border-color: var(--border-bright); color: var(--text-bright); }
.cmd-btn:active { transform: scale(0.95); }
.cmd-btn.disabled { opacity: 0.35; cursor: not-allowed; }
.cmd-btn.active { border-color: var(--accent); background: rgba(56,139,253,0.15); }
.cmd-btn .cmd-icon { font-size: 16px; }
.cmd-btn .cmd-cost { color: var(--warning); font-size: 9px; }

/* ===== NOTIFICATIONS ===== */
#notification-area {
  position: absolute;
  top: calc(var(--topbar-h) + 8px);
  right: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  z-index: 20;
  pointer-events: none;
}
.notification {
  background: rgba(22, 27, 34, 0.95);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 13px;
  color: var(--text);
  animation: notif-in 0.2s ease;
  max-width: 280px;
}
.notification.success { border-color: var(--success); color: var(--success); }
.notification.warning { border-color: var(--warning); color: var(--warning); }
.notification.danger { border-color: var(--danger); color: var(--danger); }
@keyframes notif-in { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: none; } }

/* ===== PLACEMENT HINT ===== */
.placement-hint {
  position: absolute;
  top: calc(var(--topbar-h) + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: rgba(22,27,34,0.95);
  border: 1px solid var(--accent);
  border-radius: 8px;
  padding: 6px 16px;
  font-size: 13px;
  color: var(--accent);
  z-index: 20;
  pointer-events: none;
}

/* ===== OVERLAYS ===== */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  backdrop-filter: blur(4px);
}
.overlay-panel {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px;
  width: min(360px, 92vw);
  text-align: center;
}
.overlay-panel h2 { color: var(--text-bright); font-size: 18px; margin-bottom: 20px; }
.overlay-panel input {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-bright);
  padding: 10px 14px;
  font-size: 15px;
  text-align: center;
  outline: none;
  margin-bottom: 16px;
  letter-spacing: 4px;
}
.overlay-panel input:focus { border-color: var(--accent); }
.pin-actions { display: flex; gap: 8px; justify-content: center; }
.divider-line { border: none; border-top: 1px solid var(--border); margin: 12px 0; }

.gameover-panel { width: min(480px, 92vw); }
#gameover-title { font-size: 36px; margin-bottom: 12px; }
#gameover-title.win { color: var(--success); }
#gameover-title.lose { color: var(--danger); }
.gameover-message { color: var(--text-dim); margin-bottom: 20px; font-size: 15px; }
.gameover-stats { background: var(--bg-card); border-radius: 8px; padding: 16px; margin-bottom: 20px; text-align: left; }
.gameover-stat { display: flex; justify-content: space-between; padding: 4px 0; font-size: 13px; color: var(--text-dim); }
.gameover-stat strong { color: var(--text-bright); }

.loading-panel { text-align: center; }
.spinner {
  width: 40px; height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 16px;
}
@keyframes spin { to { transform: rotate(360deg); } }
#loading-message { color: var(--text-dim); font-size: 14px; }

/* ===== PRODUCTION QUEUE (in selection info) ===== */
.production-queue { margin-top: 6px; }
.queue-item {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  border-radius: 4px;
  padding: 4px 8px;
  margin-bottom: 4px;
  font-size: 11px;
}
.queue-item-name { flex: 1; color: var(--text); }
.queue-progress-bar {
  width: 80px;
  height: 4px;
  background: var(--bg-dark);
  border-radius: 2px;
  overflow: hidden;
}
.queue-progress-fill { height: 100%; background: var(--accent); border-radius: 2px; }

/* ===== UPGRADE DISPLAY ===== */
.upgrade-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
  font-size: 11px;
  color: var(--text-dim);
}
.upgrade-pips { display: flex; gap: 3px; }
.upgrade-pip {
  width: 10px; height: 10px;
  border-radius: 2px;
  background: var(--border);
  border: 1px solid var(--border-bright);
}
.upgrade-pip.filled { background: var(--accent); border-color: var(--accent-hover); }

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: var(--border-bright); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #6e7681; }

/* ===== DRAG SELECTION BOX (drawn on canvas, but also CSS version) ===== */
#drag-select-box {
  position: absolute;
  border: 1px solid rgba(56,139,253,0.8);
  background: rgba(56,139,253,0.1);
  pointer-events: none;
  display: none;
  z-index: 5;
}