/* ================= 现代流行 H5 战术塔防首页与管理系统 ================= */

:root {
  --rarity-legendary: #f59e0b;
  --rarity-epic: #a855f7;
  --rarity-rare: #0ea5e9;
  --rarity-fine: #10b981;
}

#home-lobby {
  position: absolute;
  inset: 0;
  z-index: 90;
  background: radial-gradient(circle at 50% 20%, #0f172a 0%, #060b18 55%, #020617 100%);
  display: flex;
  flex-direction: column;
  color: #f1f5f9;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  user-select: none;
  overflow: hidden;
}

.ui-icon-inline {
  width: 16px;
  height: 16px;
  vertical-align: -2px;
  object-fit: contain;
  display: inline-block;
  pointer-events: none;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.4));
}

.lobby-pill .ui-icon-inline {
  width: 15px;
  height: 15px;
  vertical-align: -2px;
}

.lobby-avatar-wrap .ui-icon-inline {
  width: 26px;
  height: 26px;
}

.weapon-btn .ui-icon-inline,
.rune-item-btn .ui-icon-inline {
  width: 15px;
  height: 15px;
  margin-right: 2px;
  vertical-align: -2.5px;
}

/* 顶部指挥官与资产栏 */
.lobby-header {
  height: 64px;
  flex-shrink: 0;
  background: rgba(10, 16, 30, 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(56, 189, 248, 0.25);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.45);
  z-index: 10;
}

.lobby-commander-box {
  display: flex;
  align-items: center;
  gap: 8px;
}

.lobby-avatar-wrap {
  position: relative;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 2px solid #38bdf8;
  background: linear-gradient(135deg, #1e293b, #0f172a);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  box-shadow: 0 0 12px rgba(56, 189, 248, 0.35);
}

.lobby-avatar-level {
  position: absolute;
  bottom: -4px;
  right: -4px;
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #000;
  font-weight: 900;
  font-size: 10px;
  padding: 1px 5px;
  border-radius: 99px;
  border: 1px solid #fff;
  box-shadow: 0 2px 5px rgba(0,0,0,0.5);
}

.lobby-commander-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.lobby-commander-name {
  font-size: 12px;
  font-weight: 800;
  color: #f8fafc;
  letter-spacing: 0.5px;
}

.lobby-exp-track {
  width: 76px;
  height: 5px;
  background: #1e293b;
  border-radius: 99px;
  overflow: hidden;
  border: 0.5px solid rgba(255,255,255,0.15);
}

.lobby-exp-bar {
  height: 100%;
  width: 35%;
  background: linear-gradient(90deg, #38bdf8, #818cf8);
}

/* 顶部货币胶囊 */
.lobby-currencies {
  display: flex;
  align-items: center;
  gap: 6px;
}

.lobby-pill {
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(148, 163, 184, 0.25);
  border-radius: 99px;
  padding: 4px 8px;
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  font-weight: 800;
  box-shadow: inset 0 1px 3px rgba(0,0,0,0.3);
}

.lobby-pill.energy { border-color: rgba(56, 189, 248, 0.4); color: #38bdf8; }
.lobby-pill.scrap { border-color: rgba(250, 204, 21, 0.4); color: #facc15; }
.lobby-pill.gems { border-color: rgba(192, 132, 252, 0.4); color: #c084fc; }

/* 内容主体切换区 */
.lobby-content-container {
  flex: 1;
  position: relative;
  overflow-y: auto;
  overflow-x: hidden;
  padding-bottom: 74px; /* 为底部导航栏留出空间 */
  -webkit-overflow-scrolling: touch;
}

.lobby-tab-view {
  display: none;
  width: 100%;
  min-height: 100%;
  box-sizing: border-box;
  padding: 14px 14px 20px;
  animation: tabViewFadeIn 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

.lobby-tab-view.active {
  display: block;
}

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

/* ------------------- TAB 1: 首页大厅 (Lobby) ------------------- */
.lobby-power-banner {
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.75) 0%, rgba(15, 23, 42, 0.9) 100%);
  border: 1px solid rgba(250, 204, 21, 0.35);
  border-radius: 14px;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.4);
}

.lobby-power-label {
  font-size: 11px;
  color: #94a3b8;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.lobby-power-val {
  font-size: 20px;
  font-weight: 900;
  color: #facc15;
  text-shadow: 0 0 14px rgba(250, 204, 21, 0.6);
  letter-spacing: 1px;
}

/* 战场战车与伴飞宠物展示台 */
.lobby-stage-arena {
  position: relative;
  height: 230px;
  background: radial-gradient(circle at 50% 65%, rgba(30, 58, 138, 0.3) 0%, rgba(15, 23, 42, 0.8) 75%), url('/assets/environment/bg_highway.png') center bottom / cover no-repeat;
  border-radius: 20px;
  border: 1.5px solid rgba(56, 189, 248, 0.3);
  margin-bottom: 14px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0,0,0,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
}

.lobby-stage-arena-glow {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 70px;
  background: linear-gradient(to top, #020617, transparent);
}

/* 装甲战车投影 */
.lobby-fortress-truck {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  width: 90px;
  height: 90px;
  background: url('/assets/vehicles/truck.png') center center / contain no-repeat;
  filter: drop-shadow(0 15px 25px rgba(0,0,0,0.85));
  animation: truckIdleBreath 3.5s ease-in-out infinite;
}

@keyframes truckIdleBreath {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-5px); }
}

/* 伴飞宠物浮空动效 */
.lobby-floating-pet {
  position: absolute;
  bottom: 75px;
  left: 72%;
  width: 58px;
  height: 58px;
  filter: drop-shadow(0 10px 18px rgba(0,0,0,0.6));
  animation: petFloatOrbit 2.8s ease-in-out infinite;
  cursor: pointer;
}

.lobby-floating-pet img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

@keyframes petFloatOrbit {
  0%, 100% { transform: translateY(0) rotate(2deg); }
  50% { transform: translateY(-10px) rotate(-2deg); }
}

/* 当前关卡卡片 */
.lobby-current-stage-card {
  background: linear-gradient(135deg, rgba(17, 24, 39, 0.95), rgba(2, 6, 23, 0.98));
  border: 1px solid rgba(148, 163, 184, 0.25);
  border-radius: 16px;
  padding: 14px 16px;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}

.lobby-stage-info-title {
  font-size: 10px;
  color: #38bdf8;
  letter-spacing: 2px;
  font-weight: 800;
  text-transform: uppercase;
}

.lobby-stage-info-name {
  font-size: 17px;
  font-weight: 900;
  color: #fff;
  margin: 3px 0;
}

.lobby-stage-info-desc {
  font-size: 11px;
  color: #94a3b8;
}

.lobby-stage-change-btn {
  background: rgba(30, 41, 59, 0.85);
  border: 1px solid rgba(148, 163, 184, 0.35);
  color: #e2e8f0;
  border-radius: 8px;
  padding: 6px 12px;
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
  transition: 0.15s;
}

.lobby-stage-change-btn:hover {
  border-color: #38bdf8;
  color: #38bdf8;
}

/* 巨幅立即出击按钮 (Battle CTA) */
.lobby-battle-cta-wrap {
  margin-top: 4px;
  margin-bottom: 10px;
}

.lobby-battle-btn {
  width: 100%;
  height: 56px;
  border: none;
  border-radius: 16px;
  background: linear-gradient(135deg, #ef4444 0%, #ea580c 45%, #f59e0b 100%);
  color: #ffffff;
  font-size: 20px;
  font-weight: 900;
  letter-spacing: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  cursor: pointer;
  box-shadow: 0 0 25px rgba(239, 68, 68, 0.6), inset 0 1px 2px rgba(255,255,255,0.4);
  position: relative;
  overflow: hidden;
  transition: transform 0.15s, box-shadow 0.15s;
}

.lobby-battle-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 35px rgba(239, 68, 68, 0.8), inset 0 1px 2px rgba(255,255,255,0.5);
}

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

.lobby-battle-btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  transform: translateX(-100%);
  animation: battleBtnShine 2.5s infinite;
}

@keyframes battleBtnShine {
  0% { transform: translateX(-100%); }
  40%, 100% { transform: translateX(100%); }
}

/* ------------------- 通用管理页卡片与布局 ------------------- */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.section-title {
  font-size: 18px;
  font-weight: 900;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
}

.section-subtitle {
  font-size: 11px;
  color: #94a3b8;
}

/* 过滤筛选 Pill 栏 */
.filter-bar {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  margin-bottom: 14px;
  padding-bottom: 2px;
}

.filter-pill {
  background: rgba(30, 41, 59, 0.8);
  border: 1px solid rgba(148, 163, 184, 0.25);
  color: #94a3b8;
  font-size: 11px;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 99px;
  cursor: pointer;
  white-space: nowrap;
  transition: 0.15s;
}

.filter-pill.active {
  background: #0891b2;
  border-color: #22d3ee;
  color: #fff;
  box-shadow: 0 0 12px rgba(34, 211, 238, 0.3);
}

/* ------------------- 专属材料进度指示行 (Material Requirement) ------------------- */
.mat-req-box {
  background: rgba(2, 6, 23, 0.65);
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 10px;
  padding: 8px 12px;
  margin: 6px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mat-req-left {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 800;
}

.mat-req-icon-img {
  width: 22px;
  height: 22px;
  object-fit: contain;
  vertical-align: middle;
  border-radius: 5px;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.45));
  display: inline-block;
}

.mat-req-status {
  font-size: 11px;
  font-weight: 800;
}
.mat-req-status.met { color: #10b981; }
.mat-req-status.unmet { color: #f43f5e; }

/* ------------------- TAB 2: 枪械管理 (Weapons) ------------------- */
.weapons-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.weapon-card {
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.8) 0%, rgba(15, 23, 42, 0.95) 100%);
  border: 1.5px solid rgba(148, 163, 184, 0.25);
  border-radius: 16px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: relative;
  transition: 0.2s;
}

.weapon-card.equipped {
  border-color: #38bdf8;
  box-shadow: 0 0 20px rgba(56, 189, 248, 0.25);
}

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

.weapon-card-title {
  display: flex;
  align-items: center;
  gap: 8px;
}

.weapon-icon-circle {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: #0f172a;
  border: 1px solid rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
}

.weapon-name-wrap b {
  font-size: 15px;
  color: #f8fafc;
}

.weapon-tag {
  font-size: 10px;
  padding: 2px 7px;
  border-radius: 6px;
  background: rgba(56, 189, 248, 0.15);
  color: #38bdf8;
  font-weight: 800;
  display: inline-block;
  margin-left: 6px;
}

.weapon-desc {
  font-size: 11px;
  color: #94a3b8;
  line-height: 1.5;
}

.weapon-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  background: rgba(2, 6, 23, 0.5);
  border-radius: 10px;
  padding: 8px 10px;
}

.weapon-stat-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.weapon-stat-label {
  font-size: 10px;
  color: #64748b;
}

.weapon-stat-val {
  font-size: 13px;
  font-weight: 800;
  color: #f1f5f9;
}

.weapon-actions {
  display: flex;
  gap: 10px;
  margin-top: 4px;
}

.weapon-btn {
  flex: 1;
  padding: 9px 12px;
  border-radius: 10px;
  font-size: 12px;
  font-weight: 800;
  cursor: pointer;
  border: 1px solid transparent;
  transition: 0.15s;
}

.weapon-btn.primary {
  background: #0284c7;
  color: #fff;
  border-color: #38bdf8;
}

.weapon-btn.upgrade {
  background: #1e293b;
  color: #facc15;
  border-color: rgba(250, 204, 21, 0.4);
}

.weapon-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* 枪械弹匣专属扩容区域 */
.weapon-mag-box {
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.7) 0%, rgba(15, 23, 42, 0.85) 100%);
  border: 1px dashed rgba(250, 204, 21, 0.4);
  border-radius: 10px;
  padding: 8px 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 4px;
}

.weapon-mag-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11.5px;
}

.weapon-mag-title {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-weight: 800;
  color: #fde047;
}

.weapon-mag-stats {
  font-weight: 800;
  color: #38bdf8;
  font-size: 12px;
}

.weapon-mag-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}

.weapon-mag-btn {
  background: linear-gradient(135deg, rgba(234, 179, 8, 0.25), rgba(161, 98, 7, 0.35));
  border: 1px solid rgba(250, 204, 21, 0.6);
  color: #fef08a;
  border-radius: 8px;
  padding: 5px 10px;
  font-size: 11.5px;
  font-weight: 800;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all 0.15s;
  white-space: nowrap;
}

.weapon-mag-btn:hover:not(:disabled) {
  background: linear-gradient(135deg, rgba(250, 204, 21, 0.4), rgba(202, 138, 4, 0.5));
  border-color: #fef08a;
  transform: translateY(-1px);
}

.weapon-mag-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  border-color: rgba(148, 163, 184, 0.3);
  color: #94a3b8;
}

/* 枪械强化模组专区 (力量、射速、攻速、弹匣) */
.weapon-modules-container {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 4px;
}

.weapon-mod-card {
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 9px;
  padding: 6px 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: all 0.2s;
}

.weapon-mod-card.power { border-left: 3px solid #f97316; }
.weapon-mod-card.bulletspeed { border-left: 3px solid #38bdf8; }
.weapon-mod-card.attackspeed { border-left: 3px solid #eab308; }
.weapon-mod-card.magazine { border-left: 3px solid #a855f7; }

.weapon-mod-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
}

.weapon-mod-title {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-weight: 800;
  color: #f1f5f9;
}

.weapon-mod-val {
  font-weight: 800;
  color: #38bdf8;
  font-size: 11.5px;
}

.weapon-mod-body {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 6px;
}

.weapon-mod-req {
  font-size: 10.5px;
  color: #94a3b8;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.weapon-mod-btn {
  border-radius: 6px;
  padding: 4px 8px;
  font-size: 11px;
  font-weight: 800;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 3px;
  transition: all 0.15s;
  white-space: nowrap;
  border: 1px solid transparent;
}

.weapon-mod-btn.power {
  background: rgba(249, 115, 22, 0.2);
  border-color: rgba(249, 115, 22, 0.5);
  color: #fdba74;
}
.weapon-mod-btn.bulletspeed {
  background: rgba(56, 189, 248, 0.2);
  border-color: rgba(56, 189, 248, 0.5);
  color: #bae6fd;
}
.weapon-mod-btn.attackspeed {
  background: rgba(234, 179, 8, 0.2);
  border-color: rgba(234, 179, 8, 0.5);
  color: #fef08a;
}
.weapon-mod-btn.magazine {
  background: rgba(168, 85, 247, 0.2);
  border-color: rgba(168, 85, 247, 0.5);
  color: #e9d5ff;
}

.weapon-mod-btn:hover:not(:disabled) {
  filter: brightness(1.2);
  transform: translateY(-1px);
}

.weapon-mod-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  filter: grayscale(0.8);
}

.rune-shard-summary-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: rgba(168, 85, 247, 0.18);
  border: 1px solid rgba(192, 132, 252, 0.5);
  border-radius: 8px;
  padding: 3px 8px;
  font-size: 11.5px;
  font-weight: 800;
  color: #f3e8ff;
}

/* ------------------- TAB 3: 技能管理 (Skills) ------------------- */
.skills-catalog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.skill-catalog-card {
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.85) 0%, rgba(15, 23, 42, 0.95) 100%);
  border: 1px solid rgba(148, 163, 184, 0.25);
  border-radius: 14px;
  padding: 12px;
  display: flex;
  gap: 12px;
  align-items: center;
}

.skill-catalog-img {
  width: 54px;
  height: 54px;
  border-radius: 12px;
  object-fit: cover;
  flex-shrink: 0;
  border: 1.5px solid rgba(255,255,255,0.2);
}

.skill-catalog-info {
  flex: 1;
}

.skill-catalog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.skill-catalog-name {
  font-size: 15px;
  font-weight: 800;
  color: #fff;
}

.skill-catalog-type {
  font-size: 10px;
  font-weight: 700;
  color: #a855f7;
}

.skill-catalog-desc {
  font-size: 11px;
  color: #94a3b8;
  margin: 4px 0;
  line-height: 1.4;
}

.skill-catalog-meta {
  font-size: 10px;
  color: #38bdf8;
  display: flex;
  gap: 12px;
}

.synergy-card {
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(168, 85, 247, 0.3);
  border-radius: 12px;
  padding: 10px 12px;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.synergy-card img {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  object-fit: cover;
}

/* ------------------- TAB 4: 宠物乐园 (Pets) ------------------- */
.pets-showcase-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.pet-card {
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.85) 0%, rgba(15, 23, 42, 0.95) 100%);
  border: 1.5px solid rgba(148, 163, 184, 0.25);
  border-radius: 18px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  position: relative;
  transition: 0.2s;
}

.pet-card.deployed {
  border-color: #22d3ee;
  box-shadow: 0 0 24px rgba(34, 211, 238, 0.25);
}

.pet-card-top {
  display: flex;
  gap: 14px;
  align-items: center;
}

.pet-card-avatar {
  width: 72px;
  height: 72px;
  border-radius: 18px;
  background: rgba(2, 6, 23, 0.6);
  border: 1.5px solid rgba(255,255,255,0.15);
  padding: 4px;
  flex-shrink: 0;
}

.pet-card-avatar img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.pet-card-details {
  flex: 1;
}

.pet-card-name-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.pet-card-name {
  font-size: 18px;
  font-weight: 900;
  color: #fff;
}

.pet-card-tag {
  font-size: 10px;
  background: rgba(168, 85, 247, 0.2);
  color: #c084fc;
  border-radius: 99px;
  padding: 2px 8px;
  font-weight: 800;
}

.pet-card-desc {
  font-size: 11px;
  color: #94a3b8;
  margin: 4px 0 8px;
}

.pet-stats-box {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  background: rgba(2, 6, 23, 0.5);
  border-radius: 10px;
  padding: 8px;
  text-align: center;
}

.pet-stat-unit {
  font-size: 10px;
  color: #64748b;
}

.pet-stat-num {
  font-size: 13px;
  font-weight: 800;
  color: #f8fafc;
}

.pet-card-actions {
  display: flex;
  gap: 10px;
}

/* ------------------- TAB 5: 符文秘境 (Runes) ------------------- */
.runes-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.rune-item-card {
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.75) 0%, rgba(15, 23, 42, 0.92) 100%);
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-left: 3.5px solid rgba(56, 189, 248, 0.6);
  border-radius: 14px;
  padding: 12px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.35);
  transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.2s, box-shadow 0.2s;
}

.rune-item-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.5);
  border-color: rgba(56, 189, 248, 0.4);
}

.rune-item-card.cat-gun {
  border-left-color: #f97316;
}
.rune-item-card.cat-defense {
  border-left-color: #10b981;
}
.rune-item-card.cat-skill {
  border-left-color: #a855f7;
}
.rune-item-card.cat-util {
  border-left-color: #06b6d4;
}

.rune-item-left {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  flex: 1;
}

.rune-item-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: radial-gradient(circle at 50% 30%, #1e293b, #030712);
  border: 1.5px solid rgba(148, 163, 184, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.6), inset 0 1px 1px rgba(255, 255, 255, 0.15);
  position: relative;
  overflow: hidden;
  transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.2s, box-shadow 0.2s;
}

.rune-item-card:hover .rune-item-icon {
  transform: scale(1.06);
}

.rune-item-icon.cat-gun {
  border-color: rgba(249, 115, 22, 0.55);
  box-shadow: 0 4px 14px rgba(249, 115, 22, 0.22), inset 0 1px 2px rgba(255, 200, 100, 0.3);
}
.rune-item-icon.cat-defense {
  border-color: rgba(16, 185, 129, 0.55);
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.22), inset 0 1px 2px rgba(167, 243, 208, 0.3);
}
.rune-item-icon.cat-skill {
  border-color: rgba(168, 85, 247, 0.55);
  box-shadow: 0 4px 14px rgba(168, 85, 247, 0.22), inset 0 1px 2px rgba(233, 213, 255, 0.3);
}
.rune-item-icon.cat-util {
  border-color: rgba(6, 182, 212, 0.55);
  box-shadow: 0 4px 14px rgba(6, 182, 212, 0.22), inset 0 1px 2px rgba(165, 243, 252, 0.3);
}

.rune-icon-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  filter: drop-shadow(0 2px 5px rgba(0, 0, 0, 0.6));
  pointer-events: none;
}

.rune-icon-fallback {
  font-size: 22px;
}

.rune-item-name {
  font-size: 14px;
  font-weight: 800;
  color: #f8fafc;
  letter-spacing: 0.3px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.rune-item-desc {
  font-size: 11.5px;
  color: #94a3b8;
  margin-top: 3px;
  line-height: 1.4;
}

.rune-item-btn {
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  border: 1px solid rgba(250, 204, 21, 0.4);
  color: #facc15;
  border-radius: 9px;
  padding: 8px 12px;
  font-size: 12px;
  font-weight: 800;
  cursor: pointer;
  white-space: nowrap;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.rune-item-btn:hover:not(:disabled) {
  background: linear-gradient(135deg, rgba(250, 204, 21, 0.25) 0%, rgba(202, 138, 4, 0.35) 100%);
  border-color: #fde047;
  color: #fef08a;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(250, 204, 21, 0.25);
}

.rune-item-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  border-color: rgba(148, 163, 184, 0.25);
  color: #94a3b8;
}

/* ------------------- TAB 6: 试炼之路 (Trials) ------------------- */
.stages-flow-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.stage-flow-card {
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.8) 0%, rgba(15, 23, 42, 0.95) 100%);
  border: 1px solid rgba(148, 163, 184, 0.25);
  border-radius: 14px;
  padding: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  transition: 0.18s;
}

.stage-flow-card:hover {
  border-color: #38bdf8;
  transform: translateX(4px);
}

.stage-flow-card.selected {
  border-color: #22d3ee;
  background: linear-gradient(135deg, rgba(8, 145, 178, 0.25), rgba(15, 23, 42, 0.95));
  box-shadow: 0 0 16px rgba(34, 211, 238, 0.2);
}

.stage-flow-card.locked {
  opacity: 0.45;
  cursor: not-allowed;
}

.stage-flow-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.stage-flow-badge {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: #020617;
  border: 1px solid #38bdf8;
  color: #38bdf8;
  font-size: 16px;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stage-flow-title {
  font-size: 15px;
  font-weight: 800;
  color: #fff;
}

.stage-flow-sub {
  font-size: 11px;
  color: #94a3b8;
  margin-top: 2px;
}

.stage-flow-btn {
  background: #0284c7;
  border: 1px solid #38bdf8;
  color: #fff;
  border-radius: 8px;
  padding: 7px 14px;
  font-size: 11px;
  font-weight: 800;
  cursor: pointer;
}

/* ------------------- TAB 7: 背包系统 (Backpack / Inventory) ------------------- */
.backpack-summary-bar {
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.8), rgba(15, 23, 42, 0.95));
  border: 1px solid rgba(148, 163, 184, 0.25);
  border-radius: 14px;
  padding: 10px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.backpack-count-tag {
  font-size: 12px;
  font-weight: 800;
  color: #94a3b8;
}

.backpack-open-crate-btn {
  background: linear-gradient(135deg, #a855f7, #6366f1);
  border: 1px solid #c084fc;
  color: #fff;
  border-radius: 8px;
  padding: 6px 14px;
  font-size: 11px;
  font-weight: 900;
  cursor: pointer;
  box-shadow: 0 0 12px rgba(168, 85, 247, 0.4);
  transition: transform 0.15s;
}

.backpack-open-crate-btn:hover {
  transform: translateY(-1px);
}

.backpack-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

@media (max-width: 380px) {
  .backpack-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.item-slot {
  aspect-ratio: 1;
  border-radius: 14px;
  background: radial-gradient(circle at 50% 35%, rgba(30, 41, 59, 0.6) 0%, rgba(15, 23, 42, 0.95) 100%);
  border: 2px solid rgba(148, 163, 184, 0.25);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.15s, border-color 0.15s, box-shadow 0.15s;
}

.item-slot:hover {
  transform: translateY(-3px);
}

.item-slot.rarity-legendary {
  border-color: var(--rarity-legendary);
  background: radial-gradient(circle at 50% 35%, rgba(245, 158, 11, 0.25) 0%, rgba(15, 23, 42, 0.95) 100%);
  box-shadow: 0 0 14px rgba(245, 158, 11, 0.25);
}

.item-slot.rarity-epic {
  border-color: var(--rarity-epic);
  background: radial-gradient(circle at 50% 35%, rgba(168, 85, 247, 0.25) 0%, rgba(15, 23, 42, 0.95) 100%);
  box-shadow: 0 0 14px rgba(168, 85, 247, 0.25);
}

.item-slot.rarity-rare {
  border-color: var(--rarity-rare);
  background: radial-gradient(circle at 50% 35%, rgba(14, 165, 233, 0.25) 0%, rgba(15, 23, 42, 0.95) 100%);
  box-shadow: 0 0 14px rgba(14, 165, 233, 0.25);
}

.item-slot.rarity-fine {
  border-color: var(--rarity-fine);
  background: radial-gradient(circle at 50% 35%, rgba(16, 185, 129, 0.2) 0%, rgba(15, 23, 42, 0.95) 100%);
}

.item-slot-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  padding: 6px;
  box-sizing: border-box;
  font-size: 32px;
  filter: drop-shadow(0 4px 8px rgba(0,0,0,0.5));
}

.backpack-item-img {
  width: 100%;
  height: 100%;
  max-width: 58px;
  max-height: 58px;
  object-fit: contain;
  border-radius: 12px;
  display: block;
  filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.5));
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.item-slot:hover .backpack-item-img {
  transform: scale(1.08);
}

.item-count-badge {
  position: absolute;
  bottom: 4px;
  right: 6px;
  font-size: 11px;
  font-weight: 900;
  color: #fff;
  background: rgba(2, 6, 23, 0.82);
  border-radius: 99px;
  padding: 1px 6px;
  border: 0.5px solid rgba(255,255,255,0.2);
}

.item-name-sub {
  position: absolute;
  top: 4px;
  left: 6px;
  font-size: 9px;
  font-weight: 800;
  color: #94a3b8;
  max-width: 80%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ------------------- 物品详情抽屉弹窗 (Item Detail Modal) ------------------- */
.item-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 120;
  background: rgba(2, 6, 23, 0.85);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
  animation: modalFadeIn 0.2s ease-out;
}

.item-detail-card {
  width: min(92vw, 420px);
  background: linear-gradient(145deg, #1e293b, #090e1a);
  border: 1.5px solid rgba(56, 189, 248, 0.35);
  border-radius: 20px;
  box-shadow: 0 25px 80px rgba(0, 0, 0, 0.7);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.item-detail-header {
  display: flex;
  align-items: center;
  gap: 14px;
}

.item-detail-avatar {
  width: 68px;
  height: 68px;
  border-radius: 16px;
  background: #0f172a;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  border: 2px solid #38bdf8;
  flex-shrink: 0;
  overflow: hidden;
  padding: 4px;
  box-sizing: border-box;
}

.modal-item-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 12px;
  display: block;
}

.item-detail-info {
  flex: 1;
}

.item-detail-name {
  font-size: 18px;
  font-weight: 900;
  color: #fff;
}

.item-detail-tag-row {
  display: flex;
  gap: 6px;
  margin-top: 4px;
}

.item-quality-pill {
  font-size: 10px;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: 99px;
  color: #fff;
}

.item-detail-held {
  font-size: 12px;
  color: #facc15;
  font-weight: 800;
  margin-top: 2px;
}

.item-detail-desc {
  font-size: 12px;
  color: #94a3b8;
  line-height: 1.6;
  background: rgba(2, 6, 23, 0.5);
  padding: 10px 12px;
  border-radius: 10px;
}

.item-detail-usage {
  font-size: 12px;
  color: #38bdf8;
  font-weight: 800;
  background: rgba(8, 145, 178, 0.12);
  border: 1px solid rgba(34, 211, 238, 0.3);
  padding: 10px 12px;
  border-radius: 10px;
}

.item-detail-actions {
  display: flex;
  gap: 10px;
}

/* ------------------- 开箱战利品弹窗 (Crate Reward Modal) ------------------- */
.crate-reward-card {
  width: min(92vw, 420px);
  background: linear-gradient(145deg, #1e1b4b, #090e1a);
  border: 2px solid #a855f7;
  border-radius: 20px;
  box-shadow: 0 0 50px rgba(168, 85, 247, 0.5);
  padding: 24px 20px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.crate-reward-title {
  font-size: 22px;
  font-weight: 900;
  color: #f8fafc;
  letter-spacing: 2px;
}

.crate-reward-items-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  width: 100%;
  margin: 6px 0;
}

.crate-reward-item {
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(168, 85, 247, 0.35);
  border-radius: 12px;
  padding: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.crate-reward-item-icon {
  font-size: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.crate-item-icon-img {
  width: 32px;
  height: 32px;
  object-fit: contain;
  border-radius: 6px;
  filter: drop-shadow(0 2px 5px rgba(0,0,0,0.5));
}

.crate-reward-item-name {
  font-size: 11px;
  font-weight: 800;
  color: #e2e8f0;
}

.crate-reward-item-cnt {
  font-size: 12px;
  font-weight: 900;
  color: #facc15;
}

/* ------------------- 底部现代化 7 大导航栏 ------------------- */
.lobby-bottom-nav {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 64px;
  background: rgba(10, 16, 30, 0.96);
  backdrop-filter: blur(16px);
  border-top: 1px solid rgba(148, 163, 184, 0.22);
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding: 0 2px;
  z-index: 20;
  box-shadow: 0 -4px 25px rgba(0,0,0,0.6);
}

.nav-tab-btn {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  background: none;
  border: none;
  color: #64748b;
  cursor: pointer;
  padding: 6px 0;
  transition: all 0.18s ease-out;
  position: relative;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

.nav-tab-icon,
.nav-tab-label {
  pointer-events: none;
}

.nav-tab-icon {
  font-size: 17px;
  transition: transform 0.18s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.nav-tab-label {
  font-size: 10px;
  font-weight: 700;
}

.nav-tab-btn.active {
  color: #38bdf8;
}

.nav-tab-btn.active .nav-tab-icon {
  transform: translateY(-2px) scale(1.15);
}

.nav-tab-btn.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  width: 14px;
  height: 3px;
  background: #38bdf8;
  border-radius: 99px;
  box-shadow: 0 0 8px #38bdf8;
}

/* 升级卡片元素属性胶囊 */
.card-elem-pill {
  font-size: 9px;
  font-weight: 800;
  padding: 1px 5px;
  border-radius: 4px;
  text-transform: uppercase;
}
.card-elem-pill.elem-fire {
  background: rgba(249, 115, 22, 0.2);
  color: #fb923c;
  border: 1px solid rgba(251, 146, 60, 0.5);
}
.card-elem-pill.elem-thunder {
  background: rgba(192, 132, 252, 0.2);
  color: #c084fc;
  border: 1px solid rgba(192, 132, 252, 0.5);
}
.card-elem-pill.elem-wind {
  background: rgba(52, 211, 153, 0.2);
  color: #34d399;
  border: 1px solid rgba(52, 211, 153, 0.5);
}
.card-elem-pill.elem-ice {
  background: rgba(56, 189, 248, 0.2);
  color: #38bdf8;
  border: 1px solid rgba(56, 189, 248, 0.5);
}
.card-elem-pill.elem-physical {
  background: rgba(148, 163, 184, 0.2);
  color: #cbd5e1;
  border: 1px solid rgba(148, 163, 184, 0.5);
}
.card-elem-pill.elem-shield {
  background: rgba(34, 197, 94, 0.2);
  color: #4ade80;
  border: 1px solid rgba(34, 197, 94, 0.5);
}
.card-elem-pill.elem-utility {
  background: rgba(250, 204, 21, 0.2);
  color: #facc15;
  border: 1px solid rgba(250, 204, 21, 0.5);
}

/* ---------------- 现代流行城防加固卡片与进阶科技 ---------------- */
.lobby-fortification-card {
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.85) 0%, rgba(15, 23, 42, 0.95) 100%);
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: 14px;
  padding: 12px 14px;
  margin-bottom: 12px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
}

.lobby-fortification-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 8px;
}

.lobby-fort-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.fort-item-card {
  transition: all 0.2s ease;
}

.fort-item-card:hover {
  border-color: rgba(56, 189, 248, 0.5) !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(56, 189, 248, 0.15);
}

.nav-tab-btn.nav-locked {
  opacity: 0.5;
  filter: grayscale(0.6);
}

/* 试炼之路双模式切换 */
.mode-toggle-btn {
  transition: all 0.2s ease;
}
.mode-toggle-btn:hover {
  transform: translateY(-1px);
}
.stage-flow-card.elite-stage-card:hover {
  border-color: #f43f5e !important;
  box-shadow: 0 0 16px rgba(244, 63, 94, 0.3);
}

.synth-ready {
  animation: pulseGold 2s infinite ease-in-out;
}
@keyframes pulseGold {
  0%, 100% { box-shadow: 0 0 10px rgba(234, 179, 8, 0.4); transform: scale(1); }
  50% { box-shadow: 0 0 18px rgba(234, 179, 8, 0.75); transform: scale(1.02); }
}

/* 战区导航卡与霸主卡片样式 */
.chapter-tab-btn:hover {
  transform: translateY(-2px);
  filter: brightness(1.2);
}

.chapter-boss-card {
  border-color: rgba(234, 179, 8, 0.45) !important;
  background: linear-gradient(135deg, rgba(30, 25, 15, 0.85) 0%, rgba(15, 23, 42, 0.95) 100%) !important;
  box-shadow: 0 0 16px rgba(234, 179, 8, 0.2);
}

.chapter-boss-card:hover {
  border-color: #f59e0b !important;
  box-shadow: 0 0 20px rgba(245, 158, 11, 0.4) !important;
}

.quick-jump-btn {
  transition: all 0.2s ease;
}
.quick-jump-btn:hover {
  background: rgba(2, 132, 199, 0.45) !important;
  transform: translateY(-1px);
}