/* ==========================================================================
   核心守望：霓虹深渊防线 (Core Vanguard: Cyberpunk Rogue TD)
   版本：V5.0 玩法重构版
   视觉规范：16-Bit 霓虹赛博废土 (Neon Cyberpunk Wasteland)
   响应式规范：PC 三栏战术工作台 + 手机端 100dvh 弹性流式
   ========================================================================== */

:root {
  --bg-obsidian: #0A0A14;
  --bg-purple-deep: #140A28;
  --bg-panel-dark: rgba(16, 12, 34, 0.94);
  --bg-panel-solid: #120D24;
  --cyber-cyan: #00F0FF;
  --cyber-magenta: #FF0080;
  --cyber-plasma: #B4FF00;
  --cyber-amber: #FFB300;
  --cyber-danger: #FF3366;
  --cyber-purple: #B25DFF;
  --cyber-border: #2A1F4D;
  --cyber-border-highlight: #00F0FF;
  --text-primary: #ECE8FA;
  --text-muted: #8B85A8;
  --font-cyber: 'Courier New', 'Consolas', 'Segoe UI', monospace;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

html, body {
  width: 100%;
  height: 100%;
  height: 100dvh;
  min-height: 100dvh;
  overflow: hidden;
  background-color: var(--bg-obsidian);
  color: var(--text-primary);
  font-family: var(--font-cyber);
  font-size: 14px;
  line-height: 1.4;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

/* 霓虹像素图标规范 */
.pixel-icon {
  width: 20px;
  height: 20px;
  image-rendering: pixelated;
  display: inline-block;
  vertical-align: middle;
  flex-shrink: 0;
}

/* 主容器 */
#app-container {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
  height: 100dvh;
  background: radial-gradient(circle at 50% 50%, #1A0E38 0%, #0A0A14 85%);
  position: relative;
  overflow: hidden;
}

/* ==========================================================================
   顶部赛博 HUD (通栏)
   ========================================================================== */
#cyber-hud {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: calc(6px + var(--safe-top)) 12px 6px 12px;
  background: rgba(10, 8, 22, 0.95);
  border-bottom: 2px solid var(--cyber-border);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.6);
  z-index: 50;
  min-height: 48px;
  flex-shrink: 0;
}

.hud-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.hud-item {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(26, 18, 54, 0.85);
  padding: 4px 8px;
  border: 1px solid var(--cyber-border);
  border-radius: 2px;
}

.hud-text {
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.5px;
}

.credits-val {
  color: var(--cyber-amber);
}

.aether-val {
  color: var(--cyber-magenta);
}

/* 以太晶核 HUD 容器与弹跳动画 */
.aether-hud-box {
  position: relative;
}

.aether-icon-glow {
  filter: drop-shadow(0 0 4px var(--cyber-magenta));
}

.aether-bounce {
  animation: aether-scale-pop 0.3s ease-out;
}

@keyframes aether-scale-pop {
  0% { transform: scale(1); }
  50% { transform: scale(1.35); filter: drop-shadow(0 0 10px var(--cyber-magenta)); }
  100% { transform: scale(1); }
}

/* 核心能量/护盾血条 */
.core-hp-panel {
  min-width: 140px;
}

.bar-container {
  width: 90px;
  height: 12px;
  background: #0D0A1C;
  border: 1px solid var(--cyber-border);
  position: relative;
  overflow: hidden;
}

.bar {
  height: 100%;
  transition: width 0.2s ease;
}

.hp-bar {
  background: linear-gradient(90deg, #FF3366, #00F0FF);
  position: absolute;
  top: 0;
  left: 0;
}

.shield-bar {
  background: linear-gradient(90deg, #00A6FF, #00F0FF);
  position: absolute;
  top: 0;
  left: 0;
  z-index: 2;
  opacity: 0.85;
}

/* 波次面板 */
.wave-center-panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.wave-badge {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.wave-label {
  font-size: 9px;
  color: var(--cyber-cyan);
  letter-spacing: 1px;
}

.wave-number {
  font-size: 16px;
  font-weight: 900;
  color: #FFF;
  text-shadow: 0 0 8px var(--cyber-cyan);
}

.danger-threat-tag {
  font-size: 8px;
  color: var(--cyber-plasma);
  letter-spacing: 0.5px;
}

/* ==========================================================================
   赛博风格按钮
   ========================================================================== */
.cyber-btn {
  background: #181232;
  color: var(--text-primary);
  border: 1px solid var(--cyber-border);
  border-radius: 2px;
  padding: 6px 12px;
  font-family: var(--font-cyber);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all 0.15s ease;
  min-height: 44px; /* 移动端触控热区保证 >= 44px */
}

.cyber-btn:hover {
  background: #251B4C;
  border-color: var(--cyber-cyan);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.3);
}

.cyber-btn:active {
  transform: translateY(1px);
}

.cyber-btn.sm-btn {
  min-height: 32px;
  padding: 4px 8px;
  font-size: 11px;
}

.cyber-btn.primary-btn {
  background: linear-gradient(135deg, #FF0080, #7928CA);
  border-color: #FF0080;
  color: #FFF;
  box-shadow: 0 0 12px rgba(255, 0, 128, 0.4);
}

.cyber-btn.primary-btn:hover {
  background: linear-gradient(135deg, #FF1A8C, #8F39D6);
  box-shadow: 0 0 18px rgba(255, 0, 128, 0.7);
}

.cyber-btn.sec-btn {
  background: #15112E;
  border-color: var(--cyber-cyan);
  color: var(--cyber-cyan);
}

.cyber-btn.sec-btn:hover {
  background: rgba(0, 240, 255, 0.15);
}

.cyber-btn.danger-btn {
  background: #2D0F20;
  border-color: var(--cyber-danger);
  color: #FFB3C6;
}

.pulse-glow {
  animation: pulse-glow-anim 2s infinite alternate;
}

@keyframes pulse-glow-anim {
  0% { box-shadow: 0 0 6px rgba(255, 0, 128, 0.3); }
  100% { box-shadow: 0 0 18px rgba(255, 0, 128, 0.8), 0 0 28px rgba(0, 240, 255, 0.4); }
}

/* ==========================================================================
   战术工作台 (主视界)
   ========================================================================== */
#tactical-workbench {
  flex: 1;
  display: flex;
  width: 100%;
  height: calc(100% - 100px);
  position: relative;
  overflow: hidden;
}

.workbench-panel {
  background: var(--bg-panel-dark);
  border: 1px solid var(--cyber-border);
  padding: 12px;
  overflow-y: auto;
  flex-shrink: 0;
  z-index: 10;
}

.panel-header {
  border-bottom: 1px solid var(--cyber-border);
  padding-bottom: 6px;
  margin-bottom: 8px;
}

.panel-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--cyber-cyan);
  letter-spacing: 1px;
}

.mt-12 {
  margin-top: 12px;
}

/* 左侧栏：据点状态 */
#panel-left-tactics {
  width: 260px;
  border-left: none;
  border-top: none;
  border-bottom: none;
  display: flex;
  flex-direction: column;
}

.bastion-status-card {
  background: #0E0A20;
  border: 1px solid #281D4A;
  padding: 10px;
  border-radius: 2px;
}

.core-preview-box {
  width: 100%;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background: radial-gradient(circle, rgba(0, 240, 255, 0.15) 0%, transparent 70%);
  margin-bottom: 8px;
}

.bastion-crystal-glow {
  width: 54px;
  height: 54px;
  filter: drop-shadow(0 0 8px var(--cyber-cyan));
  animation: crystal-float 3s ease-in-out infinite alternate;
}

@keyframes crystal-float {
  0% { transform: translateY(-3px) scale(0.98); }
  100% { transform: translateY(3px) scale(1.02); }
}

.core-stats-list .stat-row {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  padding: 3px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.05);
}

.stat-name {
  color: var(--text-muted);
}

.stat-val {
  font-weight: 700;
  color: var(--text-primary);
}

.stat-val.highlight {
  color: var(--cyber-plasma);
}

.protocols-list-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
  overflow-y: auto;
}

.protocol-chip {
  background: #1A1238;
  border-left: 3px solid var(--cyber-cyan);
  padding: 6px 8px;
  font-size: 11px;
  border-radius: 1px;
}

.protocol-chip .chip-name {
  color: #FFF;
  font-weight: bold;
}

.protocol-chip .chip-desc {
  font-size: 9px;
  color: var(--text-muted);
  margin-top: 2px;
}

.empty-hint {
  color: var(--text-muted);
  font-size: 11px;
  text-align: center;
  padding: 20px 0;
}

/* 中间主战场视界 */
#arena-viewport-container {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: #090712;
}

#canvas-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

#game-canvas {
  max-width: 100%;
  max-height: 100%;
  aspect-ratio: 1 / 1;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  cursor: crosshair;
  background-color: #0B0818;
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.8), inset 0 0 20px rgba(0, 240, 255, 0.05);
}

/* 核心三大应急主动技能面板 (REQ-FIX-005) */
#core-skills-dock {
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(14, 10, 30, 0.88);
  border: 1px solid var(--cyber-cyan);
  box-shadow: 0 0 16px rgba(0, 240, 255, 0.25);
  padding: 6px 12px;
  border-radius: 4px;
  z-index: 35;
}

.skill-btn {
  background: #1D153B;
  border: 1px solid #3B2E68;
  border-radius: 3px;
  padding: 4px 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  position: relative;
  overflow: hidden;
  min-height: 44px;
  transition: all 0.15s ease;
}

.skill-btn:hover {
  background: #2D1F57;
  border-color: var(--cyber-cyan);
}

.skill-btn.disabled {
  opacity: 0.55;
  cursor: not-allowed;
  border-color: #2D1E47;
}

.skill-key-badge {
  background: var(--cyber-magenta);
  color: #FFF;
  font-weight: 900;
  font-size: 12px;
  padding: 2px 6px;
  border-radius: 2px;
  box-shadow: 0 0 6px rgba(255, 0, 128, 0.6);
}

.skill-info-wrap {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.skill-name {
  font-size: 11px;
  font-weight: bold;
  color: #FFF;
}

.skill-cost {
  font-size: 9px;
  color: var(--cyber-amber);
}

.skill-cooldown-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 0%;
  background: rgba(0, 0, 0, 0.65);
  pointer-events: none;
  transition: height 0.1s linear;
}

/* 告警条 */
#battle-alert-banner {
  position: absolute;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(255, 0, 128, 0.9);
  color: #FFF;
  padding: 6px 18px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  border: 1px solid #FFF;
  box-shadow: 0 0 15px rgba(255, 0, 128, 0.8);
  pointer-events: none;
  z-index: 30;
  transition: opacity 0.3s ease;
}

.alert-hidden {
  opacity: 0;
}

/* 插槽操作浮动气泡 */
#socket-action-bubble {
  position: absolute;
  background: var(--bg-panel-solid);
  border: 1px solid var(--cyber-cyan);
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.8), 0 0 10px rgba(0, 240, 255, 0.4);
  padding: 8px;
  border-radius: 4px;
  z-index: 40;
  width: 270px;
  transition: opacity 0.15s ease;
}

.action-bubble-hidden {
  display: none !important;
}

.bubble-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--cyber-border);
  padding-bottom: 4px;
  margin-bottom: 6px;
  font-size: 11px;
  color: var(--cyber-cyan);
  font-weight: bold;
}

.bubble-close-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 16px;
  cursor: pointer;
  padding: 0 4px;
}

.bubble-close-btn:hover {
  color: #FFF;
}

.bubble-options-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.bubble-turret-opt {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #1A1338;
  padding: 6px;
  border: 1px solid #2F2459;
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.1s;
}

.bubble-turret-opt:hover {
  background: #2B1D61;
  border-color: var(--cyber-cyan);
}

.bubble-turret-opt.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  border-color: #281D4A;
}

.bubble-turret-opt img {
  width: 28px;
  height: 28px;
}

.opt-info {
  flex: 1;
}

.opt-name {
  font-size: 11px;
  font-weight: bold;
  color: #FFF;
}

.opt-desc {
  font-size: 9px;
  color: var(--text-muted);
}

.opt-cost {
  font-size: 11px;
  color: var(--cyber-amber);
  font-weight: bold;
}

/* T4 双专精分支选项卡 (REQ-FIX-003) */
.spec-selection-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 6px;
}

.spec-opt-choice {
  background: #150F2C;
  border: 1px solid var(--cyber-border);
  padding: 6px 8px;
  border-radius: 2px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.15s ease;
}

.spec-opt-choice:hover {
  border-color: var(--cyber-plasma);
  background: #20173F;
}

.spec-opt-choice.branch-a {
  border-left: 3px solid var(--cyber-cyan);
}

.spec-opt-choice.branch-b {
  border-left: 3px solid var(--cyber-plasma);
}

.spec-opt-choice img {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.spec-opt-name {
  font-size: 11px;
  font-weight: bold;
  color: #FFF;
}

.spec-opt-desc {
  font-size: 9px;
  color: var(--text-muted);
}

.spec-opt-cost {
  font-size: 10px;
  color: var(--cyber-amber);
  font-weight: bold;
}

/* 右侧栏：战区插槽监控与 T4 专精分支图鉴 */
#panel-right-arsenal {
  width: 300px;
  border-right: none;
  border-top: none;
  border-bottom: none;
  display: flex;
  flex-direction: column;
}

.socket-grid-monitor {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px;
  max-height: 200px;
  overflow-y: auto;
}

.socket-status-item {
  background: #0E0A20;
  border: 1px solid #281D4A;
  padding: 6px;
  border-radius: 2px;
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

.socket-status-item:hover, .socket-status-item.active {
  border-color: var(--cyber-cyan);
  background: #18123A;
}

.socket-status-item img {
  width: 24px;
  height: 24px;
}

.socket-info-wrap {
  flex: 1;
  overflow: hidden;
}

.socket-label {
  font-size: 9px;
  color: var(--cyber-cyan);
}

.socket-turret-name {
  font-size: 10px;
  font-weight: bold;
  color: #FFF;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.specialization-blueprints-container, .superweapon-blueprints-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow-y: auto;
}

.blueprint-item {
  background: #140E2D;
  border: 1px solid #2D1F57;
  padding: 6px 8px;
  border-radius: 2px;
}

.bp-icons {
  display: flex;
  align-items: center;
  gap: 4px;
}

.bp-icons img {
  width: 20px;
  height: 20px;
}

.bp-plus, .bp-arrow {
  color: var(--cyber-magenta);
  font-size: 11px;
  font-weight: bold;
}

.spec-tag {
  font-size: 9px;
  padding: 1px 4px;
  border-radius: 2px;
  font-weight: bold;
}

.spec-tag.branch-a {
  background: rgba(0, 240, 255, 0.2);
  color: var(--cyber-cyan);
  border: 1px solid var(--cyber-cyan);
}

.spec-tag.branch-b {
  background: rgba(180, 255, 0, 0.2);
  color: var(--cyber-plasma);
  border: 1px solid var(--cyber-plasma);
}

.bp-desc {
  margin-top: 4px;
}

.bp-name {
  font-size: 11px;
  font-weight: bold;
  color: var(--cyber-plasma);
}

.bp-sub {
  font-size: 9px;
  color: var(--text-muted);
}

/* ==========================================================================
   底部控制栏 (手机与全局核心操作)
   ========================================================================== */
#mobile-control-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(10, 8, 22, 0.95);
  border-top: 2px solid var(--cyber-border);
  padding: 6px 12px calc(6px + var(--safe-bottom)) 12px;
  min-height: 52px;
  flex-shrink: 0;
  z-index: 50;
}

.control-btn-group {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  max-width: 500px;
  justify-content: center;
}

#btn-start-wave {
  flex: 1;
  height: 48px; /* 移动端触摸区域 >= 48px */
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.btn-main-txt {
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 1px;
}

.btn-sub-txt {
  font-size: 9px;
  opacity: 0.8;
  letter-spacing: 0.5px;
}

#btn-toggle-speed {
  width: 60px;
  height: 48px;
  font-size: 13px;
}

.mobile-only-btn {
  display: none;
  height: 48px;
}

/* 抽屉样式 (移动端适配) */
#mobile-drawer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--bg-panel-solid);
  border-top: 2px solid var(--cyber-cyan);
  box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.9);
  padding: 12px 12px calc(12px + var(--safe-bottom)) 12px;
  z-index: 80;
  transition: transform 0.25s ease;
  max-height: 70dvh;
  overflow-y: auto;
}

.drawer-hidden {
  transform: translateY(105%);
  pointer-events: none;
}

.drawer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--cyber-border);
  padding-bottom: 6px;
}

#drawer-title {
  color: var(--cyber-cyan);
  font-size: 14px;
}

/* ==========================================================================
   模态弹窗系统 (Modal System)
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(6, 4, 15, 0.85);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 90;
  padding: 16px;
  transition: opacity 0.2s ease;
}

.modal-hidden {
  display: none !important;
}

.modal-dialog {
  background: var(--bg-panel-solid);
  border: 2px solid var(--cyber-border-highlight);
  box-shadow: 0 0 30px rgba(0, 240, 255, 0.3), inset 0 0 15px rgba(0, 240, 255, 0.1);
  padding: 20px;
  border-radius: 4px;
  width: 100%;
  max-width: 680px;
  position: relative;
}

.neon-title {
  font-size: 18px;
  color: #FFF;
  text-shadow: 0 0 10px var(--cyber-cyan);
  text-align: center;
}

.modal-subtitle {
  font-size: 11px;
  color: var(--text-muted);
  text-align: center;
  margin-top: 4px;
  margin-bottom: 16px;
}

.modal-close-x {
  position: absolute;
  top: 12px;
  right: 14px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 22px;
  cursor: pointer;
}

.modal-close-x:hover {
  color: #FFF;
}

/* 3 选 1 卡牌展示 (桌面端与基础横幅) */
.cards-deck-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}

.rogue-card {
  background: #160F30;
  border: 1px solid #36266D;
  border-radius: 4px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  cursor: pointer;
  position: relative;
  transition: all 0.15s ease;
  min-height: 180px;
}

.rogue-card:hover {
  transform: translateY(-4px);
  border-color: var(--cyber-cyan);
  box-shadow: 0 0 16px rgba(0, 240, 255, 0.4);
}

.rogue-card.highlight-pick {
  border-color: var(--cyber-plasma);
  box-shadow: 0 0 20px rgba(180, 255, 0, 0.6);
}

.card-icon-badge {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 8px;
  flex-shrink: 0;
}

.card-icon-badge img {
  width: 40px;
  height: 40px;
}

.card-content-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
}

.card-header-line {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  margin-bottom: 6px;
}

.card-title {
  font-size: 13px;
  font-weight: 700;
  color: #FFF;
}

.card-type-tag {
  font-size: 9px;
  font-weight: bold;
  padding: 2px 6px;
  border-radius: 2px;
  letter-spacing: 0.5px;
}

.card-type-tag.offense {
  background: rgba(255, 0, 128, 0.2);
  color: var(--cyber-magenta);
  border: 1px solid var(--cyber-magenta);
}

.card-type-tag.defense {
  background: rgba(0, 240, 255, 0.2);
  color: var(--cyber-cyan);
  border: 1px solid var(--cyber-cyan);
}

.card-type-tag.utility {
  background: rgba(180, 255, 0, 0.2);
  color: var(--cyber-plasma);
  border: 1px solid var(--cyber-plasma);
}

.card-type-tag.synergy {
  background: rgba(178, 93, 255, 0.25);
  color: var(--cyber-purple);
  border: 1px solid var(--cyber-purple);
}

.card-desc {
  font-size: 10px;
  color: var(--text-muted);
  line-height: 1.4;
  margin-bottom: 8px;
}

.card-pick-btn {
  width: 100%;
  margin-top: auto;
}

.card-modal-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* 科技树网格 */
.tech-nodes-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  max-height: 340px;
  overflow-y: auto;
  margin-bottom: 16px;
}

.tech-node-item {
  background: #150F2E;
  border: 1px solid #2F225C;
  padding: 10px;
  border-radius: 2px;
  display: flex;
  flex-direction: column;
}

.tech-node-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4px;
}

.tech-name {
  font-size: 12px;
  font-weight: bold;
  color: #FFF;
}

.tech-lvl {
  font-size: 10px;
  color: var(--cyber-cyan);
}

.tech-desc {
  font-size: 10px;
  color: var(--text-muted);
  margin-bottom: 8px;
  flex: 1;
}

.tech-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.tech-cost {
  font-size: 11px;
  color: var(--cyber-magenta);
  font-weight: bold;
}

/* 结算弹窗 */
.result-stats-box {
  background: #110B24;
  border: 1px solid #2B1D50;
  padding: 14px;
  border-radius: 2px;
  margin-bottom: 16px;
}

.res-row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
  font-size: 13px;
}

.highlight {
  color: var(--cyber-plasma);
  font-weight: bold;
}

/* ==========================================================================
   Teach-by-Doing 聚光灯镂空遮罩 (REQ-UX-001)
   ========================================================================== */
#onboarding-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 100;
  pointer-events: none; /* 设为 none，底层 Canvas 插槽与出击按钮可穿透点击 */
}

.onboarding-hidden {
  display: none !important;
}

.spotlight-mask {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  background: rgba(5, 3, 12, 0.75);
  transition: all 0.25s ease;
}

.onboarding-tooltip,
.onboarding-dialog {
  position: absolute;
  background: #170E33;
  border: 2px solid var(--cyber-cyan);
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.6), inset 0 0 10px rgba(0, 240, 255, 0.2);
  padding: 12px 14px;
  border-radius: 4px;
  width: 270px;
  z-index: 105;
  transition: all 0.25s ease;
  pointer-events: auto; /* 保证内部弹框与跳过按钮可交互点击 */
}

.tooltip-badge {
  font-size: 9px;
  color: var(--cyber-magenta);
  font-weight: bold;
  letter-spacing: 1px;
  margin-bottom: 4px;
}

.tooltip-title {
  font-size: 14px;
  color: #FFF;
  margin-bottom: 4px;
}

.tooltip-desc {
  font-size: 11px;
  color: #CCC7E8;
  line-height: 1.4;
  margin-bottom: 8px;
}

.tooltip-gesture-pointer {
  font-size: 26px;
  position: absolute;
  animation: pointer-bounce 1s infinite alternate;
  pointer-events: none;
}

@keyframes pointer-bounce {
  0% { transform: translateY(-5px); }
  100% { transform: translateY(5px); }
}

.text-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 10px;
  cursor: pointer;
  padding: 2px 0;
  text-decoration: underline;
  min-height: auto;
}

.text-btn:hover {
  color: #FFF;
}

/* ==========================================================================
   双端响应式布局规则 (PC 宽屏 vs 移动端)
   ========================================================================== */

/* 移动端与竖屏视口 (<= 1023px) */
@media (max-width: 1023px) {
  #panel-left-tactics,
  #panel-right-arsenal {
    display: none !important;
  }

  .mobile-only-btn {
    display: inline-flex;
  }

  #cyber-hud {
    padding: calc(4px + var(--safe-top)) 4px 4px 4px !important;
    gap: 4px !important;
    overflow: hidden !important;
    min-height: 42px !important;
    max-width: 100vw !important;
    box-sizing: border-box !important;
  }

  .hud-group {
    gap: 4px !important;
  }

  .hud-item {
    padding: 2px 4px !important;
    gap: 3px !important;
  }

  .core-hp-panel {
    min-width: 70px !important;
    padding: 2px 4px !important;
  }

  #hud-hp-val {
    display: none !important; /* 手机端隐藏冗长 1000/1000 数字，大幅节省横向空间 */
  }

  .bar-container {
    width: 44px !important;
    height: 10px !important;
  }

  .wave-center-panel {
    padding: 0 2px !important;
  }

  .wave-label,
  .danger-threat-tag {
    display: none !important; /* 手机端隐藏冗余标签，仅保留清晰核心波次数字 */
  }

  .wave-number {
    font-size: 13px !important;
  }

  .resources-panel {
    gap: 4px !important;
    flex-shrink: 0 !important;
  }

  .credits-val,
  .aether-val {
    font-size: 11px !important;
  }

  #btn-tech-tree {
    padding: 2px 6px !important;
    font-size: 11px !important;
    min-height: 32px !important;
    min-width: 44px !important;
    white-space: nowrap !important;
    box-sizing: border-box !important;
  }

  #btn-sound-toggle {
    padding: 2px 4px !important;
    min-height: 32px !important;
    min-width: 32px !important;
    font-size: 10px !important;
    box-sizing: border-box !important;
  }

  #sound-indicator {
    font-size: 10px !important;
    white-space: nowrap !important;
  }

  #core-skills-dock {
    bottom: 6px;
    gap: 6px;
    padding: 4px 8px;
    transform: translateX(-50%) scale(0.92);
  }

  .skill-btn {
    padding: 3px 6px;
    min-height: 44px;
  }

  #card-selection-modal .modal-dialog {
    width: 95vw !important;
    max-width: 440px !important;
    padding: 14px 12px !important;
  }

  .cards-deck-container {
    display: flex !important;
    flex-direction: column !important;
    gap: 10px !important;
    max-height: 60dvh !important;
    overflow-y: auto !important;
  }

  .rogue-card {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    text-align: left !important;
    gap: 12px !important;
    padding: 10px 12px !important;
    min-height: 70px !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .card-icon-badge {
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0 !important;
  }

  .card-content-wrap {
    flex: 1 1 auto;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 3px;
    justify-content: center;
    align-items: flex-start !important;
    width: auto !important;
  }

  .card-header-line {
    display: flex;
    flex-direction: row !important;
    align-items: center;
    gap: 8px;
    flex-wrap: nowrap;
    margin-bottom: 0 !important;
    width: 100%;
  }

  .card-title {
    font-size: 14px !important;
    font-weight: bold;
    color: #FFF;
    white-space: nowrap !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    margin: 0 !important;
  }

  .card-type-tag {
    flex-shrink: 0;
    font-size: 10px !important;
    padding: 2px 6px !important;
    white-space: nowrap !important;
    margin: 0 !important;
  }

  .card-desc {
    font-size: 11px !important;
    line-height: 1.4 !important;
    color: #C5C0DF !important;
    white-space: normal !important;
    word-break: break-word !important;
    margin: 0 !important;
  }

  .card-pick-btn {
    flex-shrink: 0 !important;
    width: auto !important;
    min-width: 58px !important;
    height: 38px !important;
    padding: 0 10px !important;
    white-space: nowrap !important;
    align-self: center !important;
    margin: 0 !important;
  }

  /* 移动端科技树弹窗与内部网格完整响应式规范 (杜绝右侧遮挡与滚动条盖住按钮) */
  #tech-tree-modal .modal-dialog {
    width: 95vw !important;
    max-width: 440px !important;
    padding: 12px 10px !important;
    max-height: 88dvh !important;
    display: flex !important;
    flex-direction: column !important;
    box-sizing: border-box !important;
  }

  #tech-tree-modal .modal-header {
    margin-bottom: 8px !important;
    flex-shrink: 0 !important;
  }

  #tech-tree-modal .neon-title {
    font-size: 15px !important;
    padding-right: 22px !important;
  }

  #tech-tree-modal .modal-subtitle {
    font-size: 10px !important;
    margin-bottom: 8px !important;
  }

  #tech-tree-modal .tech-nodes-grid {
    grid-template-columns: 1fr !important;
    padding-right: 8px !important;
    flex: 1 1 auto !important;
    max-height: 52dvh !important;
    overflow-y: auto !important;
    gap: 8px !important;
    margin-bottom: 10px !important;
    box-sizing: border-box !important;
  }

  .tech-node-item {
    box-sizing: border-box !important;
    width: 100% !important;
    padding: 8px !important;
  }

  .tech-bottom {
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    gap: 8px !important;
  }

  .tech-upgrade-btn {
    white-space: nowrap !important;
    min-height: 34px !important;
    padding: 2px 8px !important;
    font-size: 11px !important;
  }

  #tech-tree-modal .modal-footer {
    display: flex !important;
    flex-direction: row !important;
    gap: 8px !important;
    justify-content: space-between !important;
    flex-shrink: 0 !important;
  }

  #tech-tree-modal .modal-footer .cyber-btn {
    flex: 1 1 50% !important;
    font-size: 11px !important;
    min-height: 38px !important;
    padding: 4px 6px !important;
    white-space: nowrap !important;
  }
}

/* PC 桌面端横向工作台 (>= 1024px) */
@media (min-width: 1024px) {
  #tactical-workbench {
    display: flex;
    flex-direction: row;
  }

  #panel-left-tactics {
    width: 260px;
  }

  #arena-viewport-container {
    flex: 1; /* 占据屏幕主体，保证 >= 65% 视界 */
  }

  #panel-right-arsenal {
    width: 300px;
  }

  .mobile-only-btn {
    display: none !important;
  }
}

/* 超大宽屏优化 (>= 1600px) */
@media (min-width: 1600px) {
  #panel-left-tactics {
    width: 320px;
  }
  #panel-right-arsenal {
    width: 360px;
  }
}