/* ============================================
   星允阁 车队管理系统 - 设计系统
   灵感来源：星允阁 控制台设计
   ============================================ */

/* ==================== 设计变量 ==================== */
/* ==================== 悬浮滚动条（不占宽度） ==================== */
html {
  overflow-x: hidden;
  overflow-y: overlay;
  scrollbar-gutter: stable;
}
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.08);
  border-radius: 10px;
  transition: background 0.3s ease;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.25);
}
/* Firefox - 细滚动条 */
@supports (scrollbar-width: thin) {
  * { scrollbar-width: thin; }
  * { scrollbar-color: rgba(0,0,0,0.08) transparent; }
}

:root {
  /* 背景色 */
  --bg-page: #F5F5F0;
  --bg-card: #FFFFFF;
  --bg-card-alt: #F8F8F4;
  --bg-hover: #F0F0EB;

  /* 文字色 */
  --text-primary: #1A1A1A;
  --text-secondary: #666666;
  --text-tertiary: #999999;
  --text-inverse: #FFFFFF;

  /* 品牌色 */
  --color-green: #C4F261;
  --color-green-dark: #A4D350;
  --color-orange: #E8913A;
  --color-orange-light: #FFF3E0;
  --color-blue: #4A90D9;
  --color-blue-light: #E3F2FD;
  --color-purple: #9C6ADE;
  --color-purple-light: #F3E5F5;
  --color-red: #E85D5D;
  --color-yellow: #F5E6A3;

  /* 阴影 */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.06);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.10);
  --shadow-hover: 0 12px 32px rgba(0,0,0,0.12);

  /* 圆角 */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-pill: 999px;

  /* 间距 */
  --space-xs: 8px;
  --space-sm: 12px;
  --space-md: 20px;
  --space-lg: 32px;
  --space-xl: 48px;
}

/* ==================== 基础重置 ==================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background: var(--bg-page);
  color: var(--text-primary);
  font-size: 14px;
  line-height: 1.6;
  min-height: 100vh;
}

a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
img { max-width: 100%; display: block; }

/* ==================== 顶部导航 ==================== */
.top-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 40px;
  background: var(--bg-page);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-brand {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav-brand .logo {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-brand .logo-icon {
  width: 32px;
  height: 32px;
  background: var(--text-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-green);
  font-size: 18px;
  font-weight: bold;
}

.nav-brand .logo-text {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 1px;
}

.nav-brand .page-title {
  font-size: 24px;
  font-weight: 800;
  color: var(--text-primary);
  margin-top: 4px;
}

.nav-tabs-custom {
  display: flex;
  gap: 0;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.nav-tab {
  padding: 8px 24px;
  font-size: 14px;
  color: var(--text-secondary);
  border-bottom: 2px solid transparent;
  transition: all 0.2s ease;
  cursor: pointer;
}

.nav-tab:hover {
  color: var(--text-primary);
}

.nav-tab.active {
  color: var(--text-primary);
  border-bottom-color: var(--text-primary);
  font-weight: 600;
}

.nav-user {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-user .welcome {
  text-align: right;
}

.nav-user .welcome-text {
  font-size: 12px;
  color: var(--text-tertiary);
}

.nav-user .user-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.nav-user .avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-orange), #D17A0A);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 600;
  font-size: 16px;
  cursor: pointer;
  transition: transform 0.2s;
}

.nav-user .avatar:hover {
  transform: scale(1.05);
}

/* 头像下拉菜单 */
.avatar-wrapper {
  position: relative;
  cursor: pointer;
}

.user-dropdown {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  min-width: 240px;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12), 0 2px 8px rgba(0, 0, 0, 0.04);
  border: 1px solid #F0F0EB;
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity 0.25s ease, transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), visibility 0.25s;
  z-index: 1100;
}

.user-dropdown.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.user-dropdown-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 12px 8px;
}

.dropdown-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-orange), #D17A0A);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 16px;
  flex-shrink: 0;
}

.dropdown-user-info {
  min-width: 0;
}

.dropdown-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dropdown-role {
  font-size: 12px;
  color: var(--text-tertiary);
  margin-top: 2px;
}

.dropdown-divider {
  height: 1px;
  background: #F0F0EB;
  margin: 6px 4px;
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.2s ease;
  cursor: pointer;
}

.dropdown-item:hover {
  background: rgba(196, 242, 97, 0.12);
  color: var(--text-primary);
  transform: translateX(4px);
}

.dropdown-item svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  opacity: 0.7;
}

.dropdown-item:hover svg {
  opacity: 1;
}

.dropdown-logout {
  color: #E53E3E;
}

.dropdown-logout:hover {
  background: rgba(229, 62, 62, 0.08);
  color: #C53030;
}

/* ==================== 卡片系统 - 带弹跳动效 ==================== */
.card-ace {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  box-shadow: var(--shadow-sm);
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1),
              box-shadow 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  border: none;
}

.card-ace:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.card-ace-static {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  box-shadow: var(--shadow-sm);
  border: none;
}

/* 赛道卡片图片 */
.track-card-img {
  width: 100%;
  height: 140px;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 12px;
  background: #F0F0EB;
  transition: all 0.4s ease;
}
.track-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.card-ace:hover .track-card-img img {
  transform: scale(1.08);
}

/* ==================== 图池详情布局 ==================== */
.pool-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 20px;
  align-items: start;
}

/* 随机选图折叠卡片 */
.pool-side { min-width: 0; }
.pool-filter-card {
  overflow: hidden;
  width: 100%;
  min-width: 0;
  box-sizing: border-box;
  padding: 0;
  cursor: default;
}
.pool-filter-card:hover { transform: none; box-shadow: var(--shadow-sm); }
.pool-filter-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 14px 18px;
  cursor: pointer;
  user-select: none;
  transition: background 0.2s ease;
}
.pool-filter-header:hover { background: var(--bg-card-alt); }
.pool-filter-title {
  font-size: 16px;
  font-weight: 800;
  color: var(--text-primary);
}
.pool-filter-right {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.pool-filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  background: var(--color-green);
  color: var(--text-inverse);
  font-size: 13px;
  font-weight: 600;
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.25s ease;
}
.pool-filter-btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.pool-filter-arrow {
  color: var(--text-primary);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}
.pool-filter-card.open .pool-filter-arrow { transform: rotate(180deg); }
.pool-filter-body {
  padding: 18px;
  border-top: 1px solid #F0F0EB;
  min-width: 0;
  overflow: hidden;
  animation: poolFilterIn 0.28s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes poolFilterIn {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 1; transform: translateY(0); }
}

.pool-track-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 12px;
}

.pool-track-card {
  position: relative;
  background: var(--bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
              box-shadow 0.3s;
}

.pool-track-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.pool-track-img {
  width: 100%;
  height: 100px;
  overflow: hidden;
  background: #F0F0EB;
}

.pool-track-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.pool-track-card:hover .pool-track-img img {
  transform: scale(1.08);
}

.pool-track-info {
  padding: 10px 12px 12px;
}

.pool-track-name-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.pool-track-name {
  flex: 1;
  min-width: 0;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pool-track-stars {
  flex-shrink: 0;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-tertiary);
  white-space: nowrap;
}

.pool-track-remove {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 24px;
  height: 24px;
  border: none;
  border-radius: 50%;
  background: rgba(0,0,0,0.5);
  color: #fff;
  font-size: 15px;
  line-height: 1;
  cursor: pointer;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.2s;
}

.pool-track-card:hover .pool-track-remove {
  opacity: 1;
}

/* 星级筛选标签 */
.star-filter-tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.star-tab {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: 1.5px solid #E0E0D8;
  border-radius: 999px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s ease;
  white-space: nowrap;
}
.star-tab:hover {
  border-color: var(--text-primary);
  color: var(--text-primary);
  background: rgba(0,0,0,0.02);
}
.star-tab.active {
  border-color: var(--text-primary);
  background: var(--text-primary);
  color: var(--text-inverse);
}
.star-tab .tab-count {
  font-size: 11px;
  opacity: 0.7;
}

/* 卡片标签 */
.card-badge {
  display: inline-block;
  padding: 4px 12px;
  background: var(--text-primary);
  color: var(--text-inverse);
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.card-badge-green {
  background: var(--color-green);
  color: var(--text-primary);
}

.card-badge-orange {
  background: var(--color-orange);
  color: var(--text-inverse);
}

.card-badge-red {
  background: var(--color-red);
  color: var(--text-inverse);
}

/* ==================== 网格布局 ==================== */
.grid-main {
  display: grid;
  grid-template-columns: 3fr 6fr 3fr;
  gap: var(--space-md);
  padding: 0 var(--space-lg) var(--space-lg);
}

.grid-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.grid-3col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.grid-4col {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

/* ==================== 按钮 ==================== */
.btn-ace {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
}

.btn-ace:hover { transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-ace:active { transform: translateY(0); }

/* 紧凑按钮 - 用于地图库工具栏 */
.btn-sm-outline,
.btn-sm-green,
.btn-sm-red {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 600;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  white-space: nowrap;
}
.btn-sm-outline:hover,
.btn-sm-green:hover,
.btn-sm-red:hover { transform: translateY(-1px); }
.btn-sm-outline {
  background: transparent;
  border-color: var(--text-primary);
  color: var(--text-primary);
}
.btn-sm-outline:hover { background: var(--text-primary); color: var(--text-inverse); }
.btn-sm-green {
  background: var(--color-green);
  color: var(--text-primary);
}
.btn-sm-green:hover { box-shadow: 0 2px 8px rgba(196, 242, 97, 0.4); }
.btn-sm-red {
  background: transparent;
  border-color: rgba(229, 62, 62, 0.4);
  color: #E53E3E;
}
.btn-sm-red:hover { background: #E53E3E; color: white; }

.btn-green {
  background: var(--color-green);
  color: var(--text-primary);
}

.btn-dark {
  background: var(--text-primary);
  color: var(--text-inverse);
}

.btn-outline {
  background: transparent;
  border: 1.5px solid var(--text-primary);
  color: var(--text-primary);
}

.btn-orange {
  background: var(--color-orange);
  color: var(--text-inverse);
}

.btn-red {
  background: var(--color-red);
  color: white;
}

.btn-red:hover {
  background: #C53030;
}

/* ==================== 数据指标 ==================== */
.metric-card {
  background: var(--bg-card-alt);
  border-radius: var(--radius-md);
  padding: 16px;
  text-align: center;
}

.metric-value {
  font-size: 28px;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
}

.metric-value-orange {
  color: var(--color-orange);
}

.metric-label {
  font-size: 12px;
  color: var(--text-tertiary);
  margin-top: 4px;
}

/* ==================== 排行榜 ==================== */
.rank-list { display: flex; flex-direction: column; gap: 8px; }

.rank-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  transition: background 0.2s;
}

.rank-item:hover { background: var(--bg-hover); }
.rank-item.first { background: rgba(196, 242, 97, 0.15); }

/* 自己的成绩行 - 不同背景色高亮 */
.rank-item.is-me {
  background: rgba(74, 144, 217, 0.10);
  border-left: 3px solid var(--color-blue);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.rank-item.is-me:hover {
  background: rgba(74, 144, 217, 0.16);
}
.rank-item.is-me .rank-name {
  color: var(--color-blue);
  font-weight: 700;
}
.rank-item.is-me .rank-score {
  color: var(--color-blue);
}

.rank-number {
  width: 24px;
  text-align: center;
  font-weight: 700;
  color: var(--text-tertiary);
}

.rank-item.first .rank-number { color: var(--color-orange); }
.rank-item.second .rank-number { color: #C0C0C0; }
.rank-item.third .rank-number { color: #CD7F32; }

.rank-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 600;
  color: white;
}

.rank-name { flex: 1; font-weight: 500; }
.rank-team { font-size: 11px; color: var(--text-tertiary); }
.rank-score { font-weight: 700; color: var(--text-primary); }

/* ==================== 标签 ==================== */
.tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 600;
}

.tag-green { background: var(--color-green); color: var(--text-primary); }
.tag-orange { background: var(--color-orange-light); color: var(--color-orange); }
.tag-blue { background: var(--color-blue-light); color: var(--color-blue); }
.tag-purple { background: var(--color-purple-light); color: var(--color-purple); }
.tag-dark { background: var(--text-primary); color: var(--text-inverse); }
.tag-gray { background: #EEE; color: var(--text-secondary); }
.tag-red { background: rgba(232,93,93,0.15); color: var(--color-red); }
.tag-new { background: var(--color-yellow); color: #B8860B; }

/* 状态圆点 */
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.status-online { background: var(--color-green-dark); }
.status-offline { background: #CCC; }

/* ==================== 表单 ==================== */
.form-ace {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid #E0E0E0;
  border-radius: var(--radius-md);
  font-size: 14px;
  background: var(--bg-card);
  transition: border-color 0.2s;
}

.form-ace:focus {
  outline: none;
  border-color: var(--text-primary);
}

/* ==================== 下拉选择器统一风格 ==================== */
select.form-ace,
select.form-input-ace {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-color: var(--bg-card);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23333333' stroke-width='2' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 12px 8px;
  padding-right: 40px;
  cursor: pointer;
  color: var(--text-primary);
  box-sizing: border-box;
}
select.form-ace:hover,
select.form-input-ace:hover { border-color: var(--text-primary); }
select.form-ace:focus,
select.form-input-ace:focus { outline: none; border-color: var(--text-primary); }
select.form-ace option,
select.form-input-ace option {
  background: #ffffff;
  color: var(--text-primary);
  font-size: 14px;
}
select.form-ace option:checked,
select.form-input-ace option:checked { background: rgba(196,242,97,0.35); }

/* ==================== 日期 / 数字输入统一风格 ==================== */
input.form-ace[type="date"] {
  position: relative;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  padding-right: 44px;
  background-color: var(--bg-card);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23333333' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='4' width='18' height='18' rx='2' ry='2'/%3E%3Cline x1='16' y1='2' x2='16' y2='6'/%3E%3Cline x1='8' y1='2' x2='8' y2='6'/%3E%3Cline x1='3' y1='10' x2='21' y2='10'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 16px 16px;
  box-sizing: border-box;
}
input.form-ace[type="date"]::-webkit-calendar-picker-indicator {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  opacity: 0;
  cursor: pointer;
}
input.form-ace[type="date"]::-webkit-datetime-edit { padding: 0; color: var(--text-primary); }
input.form-ace[type="date"]::-webkit-datetime-edit-fields-wrapper { padding: 0; }
input.form-ace[type="date"]::-webkit-datetime-edit-text { color: var(--text-tertiary); }
input.form-ace[type="date"]:focus { border-color: var(--text-primary); }

input.form-ace[type="number"]::-webkit-outer-spin-button,
input.form-ace[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
input.form-ace[type="number"] {
  -moz-appearance: textfield;
  appearance: textfield;
}

/* ==================== 统一自绘下拉框组件 ==================== */
.custom-select-wrapper { position: relative; }
.custom-select-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid #E0E0E0;
  border-radius: var(--radius-md);
  font-size: 14px;
  background: var(--bg-card);
  cursor: pointer;
  transition: border-color 0.2s;
  box-sizing: border-box;
  color: var(--text-primary);
}
.custom-select-trigger:hover,
.custom-select-trigger:focus,
.custom-select-trigger.open { border-color: var(--text-primary); outline: none; }
.custom-select-arrow {
  font-size: 10px;
  color: var(--text-tertiary);
  transition: transform 0.3s;
  flex-shrink: 0;
}
.custom-select-trigger.open .custom-select-arrow { transform: rotate(180deg); }
.custom-select-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--bg-card);
  border: 1.5px solid #E0E0E0;
  border-radius: var(--radius-md);
  box-shadow: 0 12px 32px rgba(0,0,0,0.12);
  display: flex;
  flex-direction: column;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.25s, transform 0.25s, visibility 0.25s;
}
.custom-select-dropdown.show { opacity: 1; visibility: visible; transform: translateY(0); }
.cs-search { display: flex; align-items: center; padding: 10px 12px; border-bottom: 1px solid #F0F0EB; flex-shrink: 0; }
.cs-search input { flex: 1; min-width: 0; border: none; outline: none; background: transparent; font-size: 13px; color: var(--text-primary); padding: 4px 0; }
.cs-search input::placeholder { color: var(--text-tertiary); }
.cs-options { overflow-y: auto; max-height: 240px; }
.custom-select-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  font-size: 14px;
  color: var(--text-primary);
  cursor: pointer;
  transition: background 0.2s;
}
.custom-select-option:hover { background: #F5F5F0; }
.custom-select-option.selected { background: rgba(196, 242, 97, 0.15); }

/* 圆形成员头像图片：统一裁剪，不拉伸 */
img.member-list-avatar,
img.member-profile-avatar,
img.cs-avatar,
img.rank-avatar,
img.mgmt-avatar,
img.mgmt-avatar-sm,
img.dropdown-avatar,
img.compass-avatar,
img.avatar,
img.profile-avatar-large { object-fit: cover; }

/* 成员头像编辑 */
.avatar-edit-wrap { position: relative; flex-shrink: 0; }
.avatar-edit-btn {
  position: absolute;
  right: -4px; bottom: -4px;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--text-primary);
  color: var(--text-inverse);
  border: 2px solid var(--bg-card);
  font-size: 12px; line-height: 1;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; padding: 0;
  transition: transform 0.2s;
}
.avatar-edit-btn:hover { transform: scale(1.1); }
.avatar-mode-tabs { display: flex; gap: 6px; margin-bottom: 14px; }
.avatar-mode-tab {
  flex: 1; padding: 9px 0; border-radius: var(--radius-sm);
  border: 1.5px solid #E0E0E0; background: var(--bg-card);
  font-size: 13px; font-weight: 600; color: var(--text-secondary);
  cursor: pointer; transition: all 0.2s;
}
.avatar-mode-tab.active { background: var(--text-primary); color: var(--text-inverse); border-color: var(--text-primary); }
.avatar-mode-panel { min-height: 64px; }
.avatar-upload-box {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 8px; padding: 20px 12px;
  border: 1.5px dashed #D0D0CC; border-radius: var(--radius-md);
  background: var(--bg-base); cursor: pointer; text-align: center;
}
.avatar-upload-box input[type="file"] { display: none; }
.avatar-upload-hint { font-size: 13px; color: var(--text-tertiary); }

/* 头像方形裁剪 */
.avatar-crop-wrap { text-align: center; }
.avatar-crop-stage {
  position: relative;
  width: 280px; height: 280px; margin: 0 auto;
  border-radius: 16px; overflow: hidden; cursor: grab;
  touch-action: none; user-select: none;
  background: #F2F2EE;
}
.avatar-crop-stage:active { cursor: grabbing; }
.avatar-crop-stage img {
  position: absolute; top: 0; left: 0;
  max-width: none; transform-origin: center center;
  will-change: transform;
}
.avatar-crop-guides {
  position: absolute; inset: 0; width: 100%; height: 100%;
  border-radius: 50%; pointer-events: none;
  box-shadow: 0 0 0 9999px rgba(0,0,0,.45);
  border: 2px solid rgba(255,255,255,.92);
}
.avatar-crop-hint {
  position: absolute; left: 50%; bottom: 10px; transform: translateX(-50%);
  padding: 4px 12px; border-radius: 999px;
  background: rgba(0,0,0,.55); color: #fff;
  font-size: 12px; white-space: nowrap;
  pointer-events: none; z-index: 2;
}
.avatar-crop-zoom {
  display: flex; align-items: center; gap: 10px;
  margin: 12px auto 0; width: 280px;
}
.avatar-crop-zoom-label { font-size: 12px; color: var(--text-tertiary); white-space: nowrap; }
.avatar-crop-zoom input[type="range"] { flex: 1; accent-color: var(--text-primary); }
.avatar-crop-zoom-val { font-size: 12px; color: var(--text-tertiary); min-width: 42px; text-align: right; }
.avatar-crop-actions { display: flex; gap: 10px; justify-content: center; margin-top: 14px; }

/* ==================== 个人成就卡片 ==================== */
.achievement-card {
  background: linear-gradient(135deg, var(--color-orange) 0%, #F0A65C 100%);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  color: white;
  position: relative;
  overflow: hidden;
  transition: transform 0.3s, box-shadow 0.3s;
}

.achievement-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.achievement-card::after {
  content: '';
  position: absolute;
  top: -20px;
  right: -20px;
  width: 100px;
  height: 100px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
}

/* 总览页卡片统一边距：左边距与上边距一致 */
.dashboard-card {
  padding: 30px 20px 20px 30px;
}

/* ==================== 实时赛况 ==================== */
.match-score {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  padding: 20px 0;
}

.match-team {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.match-team-badge {
  display: flex;
  gap: -8px;
}

.match-team-badge .badge-dot {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  color: white;
  margin-left: -8px;
}

.match-team-badge .badge-dot:first-child { margin-left: 0; }

.match-score-num {
  font-size: 36px;
  font-weight: 800;
  color: var(--text-primary);
}

.match-vs {
  font-size: 14px;
  color: var(--text-tertiary);
  font-weight: 600;
}

/* ==================== 快速工具 ==================== */
.tool-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.tool-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 16px;
  border-radius: var(--radius-md);
  background: var(--bg-card-alt);
  transition: all 0.2s;
  cursor: pointer;
}

.tool-item:hover {
  background: var(--bg-hover);
  transform: translateY(-2px);
}

.tool-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.tool-label { font-size: 12px; color: var(--text-secondary); }

/* ==================== 页面容器 ==================== */
.page-container {
  padding: 0 var(--space-lg) var(--space-lg);
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-md);
  margin-top: var(--space-sm);
}

.page-header h2 {
  font-size: 20px;
  font-weight: 700;
}

/* ==================== 列表 ==================== */
.list-ace { display: flex; flex-direction: column; }

.list-ace-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid #F0F0EB;
  transition: background 0.2s;
}

.list-ace-item:last-child { border-bottom: none; }
.list-ace-item:hover { background: var(--bg-hover); }

/* ==================== 动画 ==================== */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.live-dot {
  width: 8px;
  height: 8px;
  background: var(--color-red);
  border-radius: 50%;
  animation: pulse 1.5s infinite;
  display: inline-block;
}

/* ==================== 柱状图 ==================== */
.chart-bars {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  height: 160px;
  padding: 12px 0;
}

.chart-bar {
  flex: 1;
  background: #E0E0E0;
  border-radius: 4px 4px 0 0;
  transition: background 0.3s;
  position: relative;
}

.chart-bar.current { background: var(--color-green); }

.chart-bar-label {
  position: absolute;
  top: -24px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 11px;
  font-weight: 600;
  color: var(--text-primary);
  background: var(--text-primary);
  color: white;
  padding: 2px 8px;
  border-radius: 4px;
  white-space: nowrap;
}

.chart-x-label {
  text-align: center;
  font-size: 11px;
  color: var(--text-tertiary);
  margin-top: 8px;
}

/* ==================== 响应式 ==================== */
@media (max-width: 1024px) {
  .grid-main { grid-template-columns: 1fr; }
  .grid-3col { grid-template-columns: 1fr; }
  .grid-4col { grid-template-columns: repeat(2, 1fr); }
  .nav-tabs-custom { position: static; transform: none; }
}

@media (max-width: 768px) {
  .top-nav { flex-direction: row; justify-content: space-between; align-items: center; gap: 8px; padding: 10px 16px; }
  .nav-brand { flex-direction: row; align-items: center; gap: 10px; }
  .nav-brand .page-title { font-size: 16px; margin-top: 0; }
  .nav-brand .logo-text { font-size: 11px; }
  .nav-brand .logo-icon { width: 24px; height: 24px; font-size: 12px; }
  .nav-tabs-custom { display: none; }
  .nav-user .welcome { display: none; }
  .user-dropdown { right: -8px; min-width: 220px; }
  .user-grid { grid-template-columns: 1fr !important; }

  /* 地图库操作按钮组-移动端 */
  .track-actions {
    gap: 4px;
  }
  .grid-2col { grid-template-columns: 1fr; }
  .grid-main { padding: 0 12px 12px; }
  .page-container { padding: 0 12px 12px; }
  .flash-container { padding: 12px 12px 0; }

  /* page-header 手机端：标题与按钮分区纵向堆叠，按钮并排不折行不拉高 */
  .page-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  .page-header > div:last-child {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: center;
    gap: 8px;
  }
  .page-header a.btn-ace,
  .page-header .btn-ace {
    padding: 7px 14px;
    font-size: 13px;
    white-space: nowrap;
    flex-shrink: 0;
  }

  /* 分组标签：总成员大 + 四组田字形 */
  .group-tabs {
    display: grid !important;
    grid-template-columns: 1.3fr 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 4px;
    padding: 4px;
  }
  .group-tab:first-child {
    grid-row: 1 / 3;
    grid-column: 1;
    font-size: 16px;
    font-weight: 700;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 4px;
  }
  .group-tab:first-child .tab-count {
    font-size: 14px;
  }
}

/* ==================== Flash 消息 ==================== */
.flash-container { padding: 16px 40px 0; }

.flash-msg {
  padding: 12px 20px;
  border-radius: var(--radius-md);
  margin-bottom: 8px;
  font-size: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.flash-success { background: rgba(196, 242, 97, 0.2); color: #5A7C1A; }
.flash-error { background: rgba(232, 93, 93, 0.15); color: #C0392B; }

/* ==================== 登录页 ==================== */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-page);
}

.login-card {
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  padding: 48px 40px;
  width: 100%;
  max-width: 400px;
  box-shadow: var(--shadow-md);
}

.login-logo {
  text-align: center;
  margin-bottom: 32px;
}

.login-logo .logo-icon {
  width: 56px;
  height: 56px;
  background: var(--text-primary);
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-green);
  font-size: 28px;
  font-weight: bold;
  margin-bottom: 16px;
}

.login-logo h1 {
  font-size: 24px;
  font-weight: 800;
  color: var(--text-primary);
}

.login-logo p {
  font-size: 13px;
  color: var(--text-tertiary);
  margin-top: 4px;
}

.login-form { display: flex; flex-direction: column; gap: 16px; }

.login-form input {
  width: 100%;
  padding: 14px 16px;
  border: 1.5px solid #E0E0E0;
  border-radius: var(--radius-md);
  font-size: 14px;
  background: var(--bg-card);
  transition: border-color 0.2s;
}

.login-form input:focus {
  outline: none;
  border-color: var(--text-primary);
}

.login-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 8px 0;
}

.login-divider::before, .login-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: #E0E0E0;
}

.login-divider span { color: var(--text-tertiary); font-size: 12px; }

/* ==================== 工具类 ==================== */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-secondary { color: var(--text-secondary); }
.text-tertiary { color: var(--text-tertiary); }
.text-orange { color: var(--color-orange); }
.text-green { color: var(--color-green-dark); }
.text-blue { color: var(--color-blue); }
.fw-bold { font-weight: 700; }
.fw-800 { font-weight: 800; }
.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }
.mt-5 { margin-top: 20px; }
.mb-1 { margin-bottom: 4px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 12px; }
.mb-4 { margin-bottom: 16px; }
.mb-5 { margin-bottom: 20px; }
.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 4px; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.w-full { width: 100%; }

/* ==================== 模态框 ==================== */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,0.4);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}

.modal-overlay.show { display: flex; }

.modal-dialog {
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: modalIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes modalIn {
  from { transform: scale(0.9) translateY(20px); opacity: 0; }
  to { transform: scale(1) translateY(0); opacity: 1; }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 28px 16px;
  border-bottom: 1px solid #F0F0EB;
}

.modal-header h3 { font-size: 18px; font-weight: 700; }

.modal-close {
  width: 32px; height: 32px;
  border-radius: 50%;
  border: none;
  background: var(--bg-hover);
  cursor: pointer;
  font-size: 16px;
  color: var(--text-secondary);
  transition: background 0.2s;
}

.modal-close:hover { background: #E0E0E0; }

.modal-body { padding: 24px 28px; }

.modal-body .form-group { margin-bottom: 16px; }

.modal-body label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  padding: 16px 28px 24px;
  border-top: 1px solid #F0F0EB;
}

/* ==================== 筛选栏 ==================== */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-md);
}

.filter-bar select,
.filter-bar input {
  padding: 8px 14px;
  border: 1.5px solid #E0E0E0;
  border-radius: var(--radius-md);
  font-size: 14px;
  background: var(--bg-card);
  transition: border-color 0.2s;
}

.filter-bar select:focus,
.filter-bar input:focus {
  outline: none;
  border-color: var(--text-primary);
}

.filter-bar .filter-label {
  font-size: 13px;
  color: var(--text-tertiary);
  font-weight: 600;
}

/* ==================== 数据表格 ==================== */
.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th {
  text-align: left;
  padding: 12px 16px;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 2px solid #F0F0EB;
}

.data-table td {
  padding: 14px 16px;
  font-size: 14px;
  border-bottom: 1px solid #F0F0EB;
}

.data-table tr:last-child td { border-bottom: none; }

.data-table tbody tr {
  transition: background 0.2s;
}

.data-table tbody tr:hover { background: var(--bg-hover); }

/* ==================== 空状态 ==================== */
.empty-state {
  text-align: center;
  padding: 60px 20px;
}

.empty-state-icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.3;
}

.empty-state-text {
  font-size: 15px;
  color: var(--text-tertiary);
  margin-bottom: 16px;
}

/* ==================== 成员卡片网格 ==================== */
.member-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-md);
}

.member-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1),
              box-shadow 0.35s ease;
  border: none;
  position: relative;
}

.member-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.member-card-top {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.member-avatar {
  width: 48px; height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
}

.member-info { flex: 1; min-width: 0; }
.member-name { font-size: 16px; font-weight: 700; letter-spacing: 2px; }
.member-date { font-size: 12px; color: var(--text-tertiary); margin-top: 2px; }

.member-actions {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid #F0F0EB;
}

.btn-sm {
  padding: 6px 14px;
  font-size: 12px;
  border-radius: var(--radius-pill);
  border: none;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.2s;
}

.btn-sm-green { background: var(--color-green); color: var(--text-primary); }
.btn-sm-green:hover { background: var(--color-green-dark); }
.btn-sm-orange { background: var(--color-orange-light); color: var(--color-orange); }
.btn-sm-orange:hover { background: var(--color-orange); color: white; }
.btn-sm-red { background: rgba(232,93,93,0.15); color: var(--color-red); }
.btn-sm-red:hover { background: var(--color-red); color: white; }
.btn-sm-gray { background: #EEE; color: var(--text-secondary); }
.btn-sm-gray:hover { background: #DDD; }

/* ==================== 作业卡片（右图左文，渐变遮罩） ==================== */
.assignment-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
  align-items: stretch;
}

.assignment-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background-size: cover;
  background-position: right center;
  background-repeat: no-repeat;
  background-color: var(--bg-card);
  min-height: 150px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1),
              box-shadow 0.35s ease;
}

.assignment-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

/* 渐变遮罩：从右向左降低不透明度，使左侧信息清晰可见 */
.assignment-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    var(--bg-card) 25%,
    rgba(255,255,255,0.85) 40%,
    rgba(255,255,255,0.3) 65%,
    transparent 85%
  );
  pointer-events: none;
}

/* 卡片内容区 */
.assignment-card-body {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 32px;
  min-height: 150px;
  gap: 24px;
}

.assignment-card-left {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-self: stretch;
}

.assignment-card-top {
  /* 顶部信息区域 */
}

.assignment-card-bottom {
  margin-top: auto;
  padding-top: 12px;
}

.assignment-week {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.5px;
  padding: 4px 14px;
  background: var(--text-primary);
  color: var(--color-green);
  border-radius: var(--radius-pill);
  margin-bottom: 10px;
}

.assignment-track-name {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.3;
  margin-bottom: 10px;
}

.assignment-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.assignment-diff {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.3px;
}

.diff-easy {
  background: #E8F5E9;
  color: #2E7D32;
}

.diff-medium {
  background: #FFF3E0;
  color: #E65100;
}

.diff-hard {
  background: #FFEBEE;
  color: #C62828;
}

.assignment-stars {
  font-size: 13px;
  color: #FFB300;
  letter-spacing: 1px;
}

.assignment-submit {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: var(--text-secondary);
}

.assignment-date {
  font-size: 12px;
  color: var(--text-tertiary);
}

/* 右侧操作区 */
.assignment-card-right {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  align-self: flex-end;
}

.assignment-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
  transition: all 0.25s ease;
  cursor: pointer;
  border: none;
  text-decoration: none;
}

.assignment-btn-admin {
  background: var(--text-primary);
  color: var(--color-green);
}

.assignment-btn-admin:hover {
  background: #333;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.assignment-btn-view {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1.5px solid var(--bg-hover);
}

.assignment-btn-view:hover {
  border-color: var(--text-primary);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.assignment-btn-del {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  min-width: 64px;
  padding: 6px 12px;
  border-radius: var(--radius-md);
  border: 1.5px solid transparent;
  background: rgba(229,62,62,0.08);
  color: var(--color-red);
  cursor: pointer;
  transition: all 0.2s ease;
}

.assignment-btn-del:hover {
  background: var(--color-red);
  color: white;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(229,62,62,0.2);
}

/* 响应式 */
@media (max-width: 768px) {
  .assignment-list {
    grid-template-columns: 1fr;
  }
  .assignment-card {
    min-height: 130px;
  }
  .assignment-card-body {
    padding: 20px;
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
  .assignment-card-overlay {
    background: linear-gradient(
      to right,
      var(--bg-card) 30%,
      rgba(255,255,255,0.85) 50%,
      rgba(255,255,255,0.2) 70%,
      transparent 90%
    );
  }
  .assignment-track-name {
    font-size: 18px;
  }
  .assignment-card-right {
    width: 100%;
    justify-content: flex-end;
  }
}

/* ==================== 比赛统计（重构） ==================== */

/* 页面头部 */
.comp-page-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: var(--space-md);
}
.comp-page-title { font-size: 26px; font-weight: 800; letter-spacing: 1px; }
.comp-page-sub { font-size: 13px; color: var(--text-tertiary); margin-top: 6px; }

/* 概览统计 */
.comp-overview {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: var(--space-md);
}
.comp-overview-item {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease;
}
.comp-overview-item:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.comp-overview-num { font-size: 28px; font-weight: 800; line-height: 1.1; }
.comp-overview-label { font-size: 12px; color: var(--text-tertiary); margin-top: 4px; }

/* 类型筛选 */
.comp-filter-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: var(--space-md);
  flex-wrap: wrap;
}
.comp-filter-tab {
  padding: 7px 20px;
  border: 1.5px solid #E5E5E0;
  border-radius: var(--radius-pill);
  background: var(--bg-card);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
}
.comp-filter-tab:hover { border-color: var(--text-primary); color: var(--text-primary); }
.comp-filter-tab.active {
  background: var(--text-primary);
  border-color: var(--text-primary);
  color: var(--text-inverse);
}

/* 比赛卡片网格 */
.comp-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
}
.comp-card {
  position: relative;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 20px 22px 16px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1),
              box-shadow 0.35s ease;
  display: flex;
  flex-direction: column;
}
.comp-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); }
.comp-card-accent {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
}
.comp-card-battle .comp-card-accent { background: linear-gradient(90deg, var(--color-blue), #7FB5E8); }
.comp-card-hp .comp-card-accent { background: linear-gradient(90deg, var(--color-red), #F2A0A0); }
.comp-card-formal .comp-card-accent { background: linear-gradient(90deg, var(--color-purple), #C3A4F0); }

.comp-card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}
.comp-card-date { font-size: 12px; color: var(--text-tertiary); }
.comp-card-name {
  font-size: 19px;
  font-weight: 800;
  letter-spacing: 0.5px;
  margin-bottom: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* 类型徽章 */
.comp-type-badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  padding: 3px 12px;
  border-radius: var(--radius-pill);
}
.comp-badge-battle { background: rgba(74,144,217,0.12); color: var(--color-blue); }
.comp-badge-hp { background: rgba(232,93,93,0.12); color: var(--color-red); }
.comp-badge-formal { background: rgba(156,106,222,0.14); color: var(--color-purple); }

/* 规则摘要 */
.comp-card-rules {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 14px;
}
.comp-rule-chip {
  font-size: 12px;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  background: var(--bg-card-alt);
  color: var(--text-secondary);
}

/* 对战进度 */
.comp-card-progress {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.comp-progress-track {
  flex: 1;
  height: 6px;
  border-radius: var(--radius-pill);
  background: var(--bg-hover);
  overflow: hidden;
}
.comp-progress-fill {
  height: 100%;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--color-green), var(--color-green-dark));
  transition: width 0.5s ease;
}
.comp-progress-label { font-size: 12px; color: var(--text-tertiary); white-space: nowrap; }

/* 卡片操作 */
.comp-card-actions {
  display: flex;
  gap: 8px;
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid #F0F0EB;
}
.comp-view-btn {
  flex: 1;
  text-align: center;
  padding: 9px 0;
  border-radius: var(--radius-md);
  background: var(--text-primary);
  color: var(--text-inverse);
  font-size: 13px;
  font-weight: 600;
  transition: opacity 0.2s ease, transform 0.2s ease;
}
.comp-view-btn:hover { opacity: 0.85; transform: translateY(-1px); }
.comp-del-btn {
  flex: 0 0 auto;
  padding: 9px 18px;
  border-radius: var(--radius-md);
  background: rgba(232,93,93,0.1);
  color: var(--color-red);
  font-size: 13px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: background 0.2s ease;
}
.comp-del-btn:hover { background: rgba(232,93,93,0.18); }

/* ==================== 比赛详情（重构） ==================== */

/* Hero 头部 */
.comp-hero {
  border-radius: var(--radius-xl);
  padding: 32px 32px 28px;
  margin-bottom: var(--space-md);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.comp-hero::after {
  content: '';
  position: absolute;
  right: -60px; top: -60px;
  width: 220px; height: 220px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
}
.comp-hero-battle { background: linear-gradient(135deg, #2F5F9E, #4A90D9); }
.comp-hero-hp { background: linear-gradient(135deg, #B03A3A, #E85D5D); }
.comp-hero-formal { background: linear-gradient(135deg, #6B3FA0, #9C6ADE); }
.comp-hero-inner { position: relative; z-index: 1; }
.comp-hero-top {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.comp-hero-top .comp-type-badge {
  background: rgba(255,255,255,0.2);
  color: #fff;
}
.comp-hero-date { font-size: 13px; opacity: 0.85; }
.comp-hero-title { font-size: 28px; font-weight: 800; letter-spacing: 1px; margin-bottom: 14px; }
.comp-hero-rules { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.comp-hero-chip {
  font-size: 12px;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background: rgba(255,255,255,0.16);
  color: #fff;
}
.comp-hero-actions { display: flex; gap: 10px; }
.comp-hero-btn {
  padding: 9px 22px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: opacity 0.2s ease, transform 0.2s ease;
}
.comp-hero-btn:hover { opacity: 0.88; transform: translateY(-1px); }
.comp-hero-btn-primary { background: #fff; color: var(--text-primary); }
.comp-hero-btn-ghost {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,0.5);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

/* 数据仪表盘 */
.comp-dash-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: var(--space-md);
}
.comp-dash-item {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease;
}
.comp-dash-item:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.comp-dash-num { font-size: 26px; font-weight: 800; }
.comp-dash-label { font-size: 12px; color: var(--text-tertiary); margin-top: 4px; }

/* 主体两栏 */
.comp-detail-grid {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: var(--space-md);
  align-items: start;
}
.comp-section-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 14px;
}
.comp-section-count { font-size: 12px; color: var(--text-tertiary); font-weight: 500; }

/* 对战时间线 */
.comp-timeline {
  position: relative;
  padding-left: 24px;
}
.comp-timeline::before {
  content: '';
  position: absolute;
  left: 7px; top: 8px; bottom: 8px;
  width: 2px;
  background: #E5E5E0;
}
.comp-tl-item { position: relative; margin-bottom: 16px; }
.comp-tl-marker {
  position: absolute;
  left: -24px; top: 22px;
  width: 16px; height: 16px;
  border-radius: 50%;
  border: 3px solid var(--bg-page);
  box-shadow: 0 0 0 2px #D8D8D2;
}
.comp-tl-win { background: var(--color-green); box-shadow: 0 0 0 2px var(--color-green-dark); }
.comp-tl-draw { background: #C9C9C2; }
.comp-tl-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 16px 18px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease;
}
.comp-tl-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.comp-tl-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.comp-tl-round {
  font-size: 12px;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  background: var(--text-primary);
  color: var(--text-inverse);
}
.comp-tl-map {
  font-size: 12px;
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  background: rgba(74,144,217,0.1);
  color: var(--color-blue);
}
.comp-tl-time { font-size: 12px; color: var(--text-tertiary); margin-left: auto; }
.comp-tl-vs {
  display: flex;
  align-items: center;
  gap: 14px;
}
.comp-tl-team {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  background: var(--bg-card-alt);
}
.comp-tl-team.is-winner { background: rgba(196,242,97,0.18); }
.comp-tl-team-name {
  flex: 1;
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.comp-tl-score { font-size: 20px; font-weight: 800; }
.comp-tl-team.is-winner .comp-tl-score { color: #5A7C1A; }
.comp-tl-crown {
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  background: var(--color-green-dark);
  color: #fff;
}
.comp-tl-divider { font-size: 12px; font-weight: 700; color: var(--text-tertiary); }
.comp-tl-note {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 10px;
  padding: 8px 12px;
  background: var(--bg-card-alt);
  border-radius: var(--radius-sm);
}
.comp-tl-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid #F0F0EB;
}
.comp-tl-members { font-size: 12px; color: var(--text-tertiary); }
.comp-tl-del {
  font-size: 12px;
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  background: rgba(232,93,93,0.1);
  color: var(--color-red);
  border: none;
  cursor: pointer;
  transition: background 0.2s ease;
}
.comp-tl-del:hover { background: rgba(232,93,93,0.18); }

/* 冠军宣布横幅 */
.comp-winner-banner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: var(--space-md);
  padding: 16px 24px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(196,242,97,0.22), rgba(196,242,97,0.1));
  border: 1.5px solid rgba(196,242,97,0.5);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
}
.comp-winner-icon { font-size: 22px; }
.comp-winner-text strong { color: #5A7C1A; }

/* 记分板 */
.comp-scoreboard {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-md);
}
.comp-sb-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
.comp-sb-title { font-size: 16px; font-weight: 800; }
.comp-sb-add-btn {
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  background: var(--color-green);
  color: var(--text-inverse);
  font-size: 13px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.25s ease;
}
.comp-sb-add-btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.comp-vs-board {
  display: flex;
  align-items: stretch;
  gap: 12px;
  margin-top: 20px;
}
.comp-vs-side {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 28px 16px;
  border-radius: var(--radius-lg);
  background: var(--bg-card-alt);
  border: 1.5px solid transparent;
  min-height: 220px;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease, border-color 0.3s ease;
}
.comp-vs-side:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.comp-vs-side.is-winner {
  border-color: var(--color-green);
  background: rgba(196,242,97,0.16);
}
.comp-vs-label {
  font-size: 18px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: 2px;
}
.comp-vs-score {
  font-size: 72px;
  font-weight: 900;
  line-height: 1;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
}
.comp-vs-side.is-winner .comp-vs-score { color: var(--color-green); }
.comp-vs-members {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.comp-vs-member {
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  background: rgba(160,160,160,0.14);
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
}
.comp-vs-actions { display: flex; gap: 10px; margin-top: 8px; }
.comp-vs-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-shrink: 0;
  padding: 0 6px;
}
.comp-vs-vs {
  font-size: 36px;
  font-weight: 900;
  color: var(--text-tertiary);
  letter-spacing: 1px;
}
.comp-vs-target {
  font-size: 12px;
  font-weight: 700;
  color: var(--color-orange);
  background: rgba(232,145,58,0.12);
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
}
@media (max-width: 640px) {
  .comp-vs-board { flex-direction: column; }
  .comp-vs-center { flex-direction: row; }
  .comp-vs-score { font-size: 56px; }
}
.comp-team-tabs { display: flex; gap: 8px; }
.comp-team-tab {
  flex: 1;
  padding: 10px;
  border: 1.5px solid #E0E0E0;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
}
.comp-team-tab:hover { border-color: var(--text-primary); }
.comp-team-tab.active {
  border-color: var(--color-orange);
  background: rgba(232,145,58,0.12);
  color: var(--color-orange);
}
.comp-sb-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 12px;
}
.comp-sb-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 16px 12px;
  border-radius: var(--radius-lg);
  background: var(--bg-card-alt);
  border: 1.5px solid transparent;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease, border-color 0.3s ease;
}
.comp-sb-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.comp-sb-card.is-winner {
  border-color: var(--color-green);
  background: rgba(196,242,97,0.16);
}
.comp-sb-card.eliminated { opacity: 0.5; filter: grayscale(0.6); }
.comp-sb-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-orange), #D17A0A);
  color: #fff;
  font-size: 18px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
}
.comp-sb-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}
.comp-sb-value { font-size: 26px; font-weight: 800; color: var(--text-primary); }
.comp-sb-label { font-size: 12px; color: var(--text-tertiary); }
.comp-sb-status {
  font-size: 11px;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  background: rgba(232,93,93,0.15);
  color: var(--color-red);
}
.comp-sb-actions { display: flex; gap: 8px; margin-top: 4px; }
.comp-sb-btn {
  width: 34px; height: 30px;
  border-radius: var(--radius-sm);
  border: none;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.2s ease;
}
.comp-sb-btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.sb-plus { background: rgba(196,242,97,0.35); color: #4A6E12; }
.sb-plus:hover { background: rgba(196,242,97,0.55); }
.sb-minus { background: rgba(232,93,93,0.18); color: var(--color-red); }
.sb-minus:hover { background: rgba(232,93,93,0.32); }
.comp-sb-remove {
  width: 20px; height: 20px;
  border-radius: 50%;
  border: none;
  background: rgba(0,0,0,0.06);
  color: var(--text-tertiary);
  font-size: 10px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease, color 0.2s ease;
}
.comp-sb-remove:hover { background: rgba(232,93,93,0.2); color: var(--color-red); }
.comp-sb-actions-row {
  display: flex;
  gap: 10px;
  margin-top: 16px;
  flex-wrap: wrap;
}
.comp-sb-empty {
  text-align: center;
  padding: 32px 16px;
  color: var(--text-tertiary);
  font-size: 14px;
}
.comp-sb-empty p { margin-bottom: 14px; }

/* 记录对局：选手成绩表 */
.race-player-table {
  border: 1.5px solid #E8E8E2;
  border-radius: var(--radius-md);
  overflow: hidden;
}
.race-row {
  display: grid;
  grid-template-columns: 48px 1.2fr 1fr 1fr;
  gap: 8px;
  align-items: center;
  padding: 8px 12px;
}
.race-ph {
  background: var(--bg-card-alt);
  font-size: 12px;
  font-weight: 700;
  color: var(--text-tertiary);
  border-bottom: 1px solid #E8E8E2;
}
.race-pr { border-bottom: 1px solid #F2F2EC; }
.race-pr:last-child { border-bottom: none; }
.race-pr-rank {
  font-size: 14px;
  font-weight: 800;
  color: var(--text-secondary);
  text-align: center;
}
.race-pr-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.race-time-input, .race-car-input {
  width: 100%;
  box-sizing: border-box;
  padding: 7px 10px;
  font-size: 13px;
  border: 1.5px solid #E5E5E0;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.2s ease;
}
.race-time-input:focus, .race-car-input:focus { border-color: var(--text-primary); }

/* 右侧栏 */
.comp-side-col { display: flex; flex-direction: column; gap: var(--space-md); }
.comp-side-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
}
.comp-side-title {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.comp-side-count {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-tertiary);
  background: var(--bg-card-alt);
  padding: 1px 8px;
  border-radius: var(--radius-pill);
}
.comp-participants {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.comp-participant {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: var(--radius-md);
  background: var(--bg-card-alt);
  transition: background 0.2s ease, transform 0.2s ease;
  text-decoration: none;
}
.comp-participant:hover { background: var(--bg-hover); transform: translateY(-1px); }
.comp-participant-avatar {
  width: 26px; height: 26px;
  border-radius: 50%;
  background: var(--text-primary);
  color: var(--text-inverse);
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.comp-participant-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.comp-side-empty { font-size: 13px; color: var(--text-tertiary); padding: 12px 0; }

/* 规则列表 */
.comp-rule-list { display: flex; flex-direction: column; }
.comp-rule-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid #F0F0EB;
  font-size: 13px;
}
.comp-rule-row:last-child { border-bottom: none; }
.comp-rule-key { color: var(--text-tertiary); }
.comp-rule-val { font-weight: 600; color: var(--text-primary); }

/* 创建比赛：类型切换 */
.comp-type-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 4px;
}
.comp-type-tab {
  flex: 1;
  padding: 8px 10px;
  border: 1.5px solid #E5E5E0;
  border-radius: var(--radius-pill);
  background: transparent;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
}
.comp-type-tab:hover { border-color: var(--text-primary); color: var(--text-primary); }
.comp-type-tab.active {
  background: var(--text-primary);
  border-color: var(--text-primary);
  color: var(--text-inverse);
}
.comp-config { margin-top: 4px; }
.config-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

/* 响应式 */
@media (max-width: 1024px) {
  .comp-overview { grid-template-columns: repeat(2, 1fr); }
  .comp-dash-strip { grid-template-columns: repeat(2, 1fr); }
  .comp-detail-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .comp-grid { grid-template-columns: 1fr; }
  .comp-hero { padding: 24px 20px; }
  .comp-hero-title { font-size: 22px; }
  .comp-overview { grid-template-columns: repeat(2, 1fr); }
  .comp-dash-strip { grid-template-columns: repeat(2, 1fr); }
  .comp-page-header { flex-direction: column; align-items: flex-start; gap: 12px; }
  .modal-team-grid { grid-template-columns: 1fr; }
  .race-row { grid-template-columns: 40px 1.1fr 1fr; }
  .race-ph-car { display: none; }
  .race-pr-car { display: none; }
  .comp-sb-grid { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); }
}

/* ==================== 个人主页 ==================== */
.profile-header-card {
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: var(--space-md);
}

.profile-avatar-large {
  width: 80px; height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
}

.profile-info { flex: 1; }
.profile-name { font-size: 24px; font-weight: 800; }
.profile-role { font-size: 14px; color: var(--text-tertiary); margin-top: 4px; }

.profile-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.profile-stat-card {
  background: var(--bg-card-alt);
  border-radius: var(--radius-lg);
  padding: 20px;
  text-align: center;
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1),
              box-shadow 0.35s ease;
}

.profile-stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.profile-stat-value {
  font-size: 32px;
  font-weight: 800;
  color: var(--text-primary);
}

.profile-stat-label {
  font-size: 12px;
  color: var(--text-tertiary);
  margin-top: 4px;
}

/* ==================== 单选/复选 ==================== */
.radio-group { display: flex; flex-direction: column; gap: 8px; }

.radio-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border: 1.5px solid #E0E0E0;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
}

.radio-item:hover { border-color: var(--text-primary); }
.radio-item.selected { border-color: var(--text-primary); background: var(--bg-hover); }

.radio-item input { margin: 0; }

.checkbox-group {
  max-height: 200px;
  overflow-y: auto;
  border: 1.5px solid #E0E0E0;
  border-radius: var(--radius-md);
  padding: 8px;
}

.checkbox-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.2s;
}

.checkbox-item:hover { background: var(--bg-hover); }
.checkbox-item input { margin: 0; }

/* ==================== 提示框 ==================== */
.alert-warning {
  background: var(--color-orange-light);
  color: var(--color-orange);
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 13px;
  margin-top: 12px;
}

.alert-warning a { color: var(--color-orange); font-weight: 700; text-decoration: underline; }

/* ==================== 难度标签 ==================== */
.difficulty-easy { background: rgba(196,242,97,0.3); color: #5A7C1A; }
.difficulty-medium { background: var(--color-orange-light); color: var(--color-orange); }
.difficulty-hard { background: rgba(232,93,93,0.15); color: var(--color-red); }

/* ==================== 响应式补充 ==================== */
@media (max-width: 768px) {
  .profile-stats-grid { grid-template-columns: repeat(2, 1fr); }
  .member-grid { grid-template-columns: 1fr; }
  .filter-bar { flex-direction: column; align-items: stretch; }
  .profile-header-card { flex-direction: column; text-align: center; }
}

/* ==================== 分组标签栏 ==================== */
.group-tabs {
  display: flex;
  gap: 0;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 6px;
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-md);
}

.group-tab {
  flex: 1;
  padding: 12px 20px;
  text-align: center;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
  text-decoration: none;
}

.group-tab:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.group-tab.active {
  background: var(--text-primary);
  color: var(--text-inverse);
}

.group-tab .tab-count {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  background: var(--bg-hover);
  color: var(--text-tertiary);
  margin-left: 4px;
}

.group-tab.active .tab-count {
  background: rgba(255,255,255,0.2);
  color: var(--text-inverse);
}

/* ==================== 星级筛选按钮 ==================== */
.star-btn {
  padding: 8px 12px;
  border-radius: var(--radius-md);
  border: 1.5px solid #E8E8E3;
  background: white;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-tertiary);
  cursor: pointer;
  transition: all 0.2s ease;
  flex: 1;
  text-align: center;
}

.star-btn:hover {
  border-color: var(--color-green);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.04);
}

.star-btn.active {
  background: rgba(196, 242, 97, 0.15);
  border-color: var(--color-green);
  color: #5B8C00;
}

/* 星级筛选：任何宽度下五个选项均不换行 */
#starFilter {
  flex-wrap: nowrap;
}
#starFilter .star-btn {
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  padding: 8px 4px;
}

/* ==================== 成员列表（QQ群风格） ==================== */
.member-list-section {
  margin-bottom: 24px;
}

.member-list-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  font-size: 13px;
  font-weight: 700;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.member-list-header .header-count {
  font-size: 12px;
  color: var(--text-tertiary);
  font-weight: 500;
}

.member-list-items {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.member-list-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 20px;
  background: var(--bg-card);
  border-radius: var(--radius-md);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
              box-shadow 0.3s ease,
              background 0.2s;
  border: 1px solid transparent;
}

.member-list-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--bg-hover);
}

.member-list-item.is-manager {
  background: linear-gradient(135deg, rgba(196, 242, 97, 0.08), rgba(232, 145, 58, 0.05));
}

.member-list-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--color-orange), #D17A0A);
}

.member-list-avatar.manager-avatar {
  background: linear-gradient(135deg, var(--text-primary), #333);
}

.member-list-name {
  flex-shrink: 0;
  min-width: 140px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.member-list-name .name-text {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
}

.member-list-name .name-position {
  font-size: 13px;
  color: var(--text-secondary);
}

.member-list-divider {
  flex: 1;
  height: 1px;
  background: repeating-linear-gradient(90deg, #DDD 0, #DDD 4px, transparent 4px, transparent 8px);
  min-width: 20px;
  margin: 0 6px;
}

.member-list-group {
  font-size: 13px;
  color: var(--text-tertiary);
  flex-shrink: 0;
  white-space: nowrap;
}

.member-list-actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
  opacity: 0;
  transition: opacity 0.2s;
}

.member-list-item:hover .member-list-actions {
  opacity: 1;
}

/* ==================== 成员操作折叠菜单（原位向左展开） ==================== */
.member-actions-wrapper {
  display: flex;
  flex-direction: row-reverse;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
}

.btn-more {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: 1.5px solid transparent;
  background: transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  color: var(--text-tertiary);
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.btn-more:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--bg-hover);
}

.member-actions-wrapper.open .btn-more {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.member-actions-popup {
  display: none;
  flex-direction: row;
  align-items: center;
  gap: 4px;
  animation: popupSlideIn 0.18s ease;
}

.member-actions-popup.show {
  display: flex;
}

.member-actions-popup .btn-sm {
  padding: 5px 12px;
  font-size: 12px;
  white-space: nowrap;
}

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

.member-actions-popup form {
  display: block;
  margin: 0;
}

.member-actions-popup .btn-sm {
  width: auto;
  white-space: nowrap;
  justify-content: center;
  text-align: center;
  font-size: 12px;
  padding: 6px 12px;
}

@media (max-width: 768px) {
  .member-list-item {
    flex-wrap: wrap;
    gap: 8px;
    padding: 12px 14px;
  }
  .member-list-name { min-width: 0; flex: 1; }
  .member-list-divider { display: none; }
  .member-list-actions { opacity: 1; }
}

.position-tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  font-size: 10px;
  font-weight: 700;
}

.position-tag.总队长 { background: var(--text-primary); color: var(--color-green); }
.position-tag.队长 { background: var(--color-orange); color: white; }
.position-tag.副队 { background: var(--color-orange-light); color: var(--color-orange); }
.position-tag.管理层 { background: var(--color-blue-light); color: var(--color-blue); }
.position-tag.考官 { background: var(--color-purple-light); color: var(--color-purple); }
.position-tag.成员 { background: #EEE; color: var(--text-secondary); }

/* ==================== 管理团队卡片 ==================== */
.mgmt-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 20px;
}

.mgmt-card-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 16px;
  cursor: pointer;
  user-select: none;
  justify-content: space-between;
}

.mgmt-card-toggle {
  font-size: 14px;
  transition: transform 0.3s;
  color: var(--text-tertiary);
}

.mgmt-card-body {
  overflow: hidden;
  max-height: 1000px;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease;
  opacity: 1;
}
.mgmt-card.collapsed .mgmt-card-body {
  max-height: 0;
  opacity: 0;
  padding-top: 0;
  padding-bottom: 0;
}
.mgmt-card.collapsed .mgmt-card-toggle {
  transform: rotate(-90deg);
}
.mgmt-card.collapsed .mgmt-card-title {
  margin-bottom: 0;
}

.mgmt-leader {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  background: linear-gradient(135deg, rgba(196, 242, 97, 0.1), transparent);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
}

.mgmt-leader .mgmt-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--text-primary), #333);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
  color: var(--color-green);
  flex-shrink: 0;
}

.mgmt-leader-info .mgmt-name {
  font-size: 16px;
  font-weight: 700;
}

.mgmt-leader-info .mgmt-role {
  font-size: 12px;
  color: var(--text-tertiary);
  margin-top: 2px;
}

.mgmt-subtitle {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-tertiary);
  margin: 12px 0 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.mgmt-examiner-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mgmt-examiner {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: background 0.2s;
}

.mgmt-examiner:hover {
  background: var(--bg-hover);
}

.mgmt-examiner .mgmt-avatar-sm {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
}

.mgmt-examiner .mgmt-examiner-name {
  font-size: 14px;
  font-weight: 500;
}

.mgmt-stats {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid #F0F0EB;
}

.mgmt-stats .stat-total {
  font-size: 32px;
  font-weight: 800;
  color: var(--text-primary);
}

.mgmt-stats .stat-label {
  font-size: 12px;
  color: var(--text-tertiary);
}

.mgmt-stats .stat-bar {
  height: 6px;
  background: var(--bg-hover);
  border-radius: 3px;
  margin-top: 12px;
  overflow: hidden;
}

.mgmt-stats .stat-bar-fill {
  height: 100%;
  background: var(--text-primary);
  border-radius: 3px;
  transition: width 0.5s ease;
}

.mgmt-stats .stat-delta {
  font-size: 12px;
  color: var(--text-tertiary);
  margin-top: 8px;
}

/* ==================== 本周作业大卡片（带背景渐变） ==================== */
.weekly-assignment-card {
  position: relative;
  background: var(--bg-card-alt);
  border-radius: var(--radius-xl);
  overflow: hidden;
  background-size: cover;
  background-position: right center;
  background-repeat: no-repeat;
  box-shadow: var(--shadow-sm);
  margin-bottom: 20px;
  min-height: 180px;
}

/* 渐变遮罩 - 从右向左降低透明度，左侧信息清晰可见 */
.weekly-assignment-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    var(--bg-card) 25%,
    rgba(248, 248, 244, 0.92) 45%,
    rgba(248, 248, 244, 0.65) 65%,
    transparent 90%
  );
  pointer-events: none;
  z-index: 1;
}

.weekly-assignment-body {
  position: relative;
  z-index: 2;
  padding: 30px 32px 16px 30px;
  display: flex;
  flex-direction: column;
  min-height: 180px;
}

.weekly-assignment-header {
  margin-bottom: 8px;
}

.weekly-assignment-badge {
  display: inline-block;
  padding: 4px 12px;
  background: var(--text-primary);
  color: var(--text-inverse);
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.weekly-assignment-title {
  font-size: 26px;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
  margin-bottom: 4px;
}

.weekly-assignment-deadline {
  font-size: 13px;
  color: var(--text-tertiary);
  margin-bottom: 10px;
}

.weekly-submit-count {
  display: flex;
  align-items: baseline;
  gap: 2px;
  margin-bottom: 14px;
}

.weekly-submit-count .submit-num {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-primary);
}

.weekly-submit-count .submit-total {
  font-size: 13px;
  color: var(--text-tertiary);
}

.weekly-submit-count .submit-label {
  font-size: 12px;
  color: var(--text-tertiary);
  margin-left: 6px;
}

.weekly-score-row {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 12px;
  align-items: center;
  margin-top: auto;
}

.weekly-score-box {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border-radius: var(--radius-md);
  padding: 6px 16px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
              box-shadow 0.3s ease;
  min-height: 42px;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.weekly-score-box:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.weekly-score-box .score-label {
  font-size: 12px;
  color: var(--text-tertiary);
  font-weight: 600;
  white-space: nowrap;
}

.weekly-score-box .score-value {
  font-size: 18px;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.1;
  white-space: nowrap;
}

.weekly-score-box .score-value.score-rank {
  color: var(--color-orange);
}

.weekly-score-box .score-na {
  font-size: 13px;
  color: var(--text-tertiary);
  font-weight: 500;
}

/* ==================== 我的成绩卡片 ==================== */
.my-score-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 20px;
}

.my-score-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.my-score-header h3 {
  font-size: 18px;
  font-weight: 800;
}

.my-score-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
}

.my-score-item {
  text-align: center;
  padding: 16px;
  background: var(--bg-card-alt);
  border-radius: var(--radius-md);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
              box-shadow 0.3s ease;
}

.my-score-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.my-score-item .score-num {
  font-size: 28px;
  font-weight: 800;
  color: var(--text-primary);
}

.my-score-item .score-num.rank-color {
  color: var(--color-orange);
}

.my-score-item .score-desc {
  font-size: 12px;
  color: var(--text-tertiary);
  margin-top: 4px;
}

.my-score-empty {
  text-align: center;
  padding: 24px;
  color: var(--text-tertiary);
  font-size: 14px;
}

/* ==================== 成绩排名表 ==================== */
.score-ranking-table {
  width: 100%;
  border-collapse: collapse;
}

.score-ranking-table th {
  text-align: left;
  padding: 12px 16px;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 2px solid #F0F0EB;
}

.score-ranking-table td {
  padding: 14px 16px;
  font-size: 14px;
  border-bottom: 1px solid #F0F0EB;
}

.score-ranking-table tr:last-child td {
  border-bottom: none;
}

.score-ranking-table tbody tr {
  transition: background 0.2s;
}

.score-ranking-table tbody tr:hover {
  background: var(--bg-hover);
}

.score-ranking-table .rank-cell {
  width: 50px;
  font-weight: 800;
  font-size: 16px;
}

.score-ranking-table .rank-1 { color: var(--color-orange); }
.score-ranking-table .rank-2 { color: #C0C0C0; }
.score-ranking-table .rank-3 { color: #CD7F32; }

.score-ranking-table .score-cell {
  text-align: center;
  font-weight: 700;
  font-size: 16px;
}

.score-ranking-table .my-row {
  background: rgba(196, 242, 97, 0.1);
}

.score-ranking-table .my-row:hover {
  background: rgba(196, 242, 97, 0.15);
}

/* ==================== 比赛对战卡片 ==================== */
.match-card-ace {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 16px;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
              box-shadow 0.3s ease;
}

.match-card-ace:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.match-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.match-round-tag {
  padding: 4px 12px;
  background: var(--bg-hover);
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
}

.match-result-tag {
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 600;
}

.match-result-tag.win-a { background: rgba(196,242,97,0.2); color: #5A7C1A; }
.match-result-tag.win-b { background: rgba(232,145,58,0.15); color: var(--color-orange); }
.match-result-tag.draw { background: var(--bg-hover); color: var(--text-secondary); }

.match-vs-display {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  padding: 16px 0;
}

.match-team-block {
  text-align: center;
  flex: 1;
}

.match-team-block .team-name {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
}

.match-team-block .team-score {
  font-size: 36px;
  font-weight: 800;
  color: var(--text-primary);
}

.match-team-block.winner .team-score {
  color: var(--color-green-dark);
}

.match-team-block .team-members {
  font-size: 12px;
  color: var(--text-tertiary);
  margin-top: 8px;
}

.match-vs-divider {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-tertiary);
}

/* ==================== 统计卡片网格 ==================== */
.stats-4col {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.stats-mini-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
              box-shadow 0.3s ease;
}

.stats-mini-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.stats-mini-card .mini-icon {
  font-size: 24px;
  margin-bottom: 8px;
}

.stats-mini-card .mini-value {
  font-size: 28px;
  font-weight: 800;
  color: var(--text-primary);
}

.stats-mini-card .mini-label {
  font-size: 12px;
  color: var(--text-tertiary);
  margin-top: 4px;
}

/* ==================== 成绩录入表单 ==================== */
.score-form-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.score-form-card h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 16px;
}

.score-form-card .form-group {
  margin-bottom: 16px;
}

.score-form-card label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

/* ==================== 分组成员编辑弹窗 ==================== */
.group-select-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 16px;
}

.group-option {
  padding: 12px 16px;
  border: 2px solid #E0E0E0;
  border-radius: var(--radius-md);
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  font-size: 14px;
  font-weight: 600;
}

.group-option:hover {
  border-color: var(--text-primary);
}

.group-option.selected {
  border-color: var(--text-primary);
  background: var(--bg-hover);
}

.position-select-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 8px;
}

.position-option {
  padding: 8px 12px;
  border: 2px solid #E0E0E0;
  border-radius: var(--radius-md);
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  font-size: 13px;
  font-weight: 600;
}

.position-option:hover {
  border-color: var(--text-primary);
}

.position-option.selected {
  border-color: var(--text-primary);
  background: var(--bg-hover);
}

/* ==================== 新增响应式 ==================== */
@media (max-width: 1024px) {
  .weekly-assignment-body { padding: 28px 24px 16px 28px; }
  .dashboard-card { padding: 28px 20px 20px 28px; }
  .weekly-score-row { grid-template-columns: 1fr 1fr auto; }
  .my-score-grid { grid-template-columns: 1fr; }
  .stats-4col { grid-template-columns: repeat(2, 1fr); }
  .group-tabs { flex-wrap: wrap; }
  .group-tab { flex: 1 1 30%; }
  /* 成员页/地图页分组：首个标签独立居左，其余 2x2 均分，格子等宽 */
  .member-group-tabs,
  .track-group-tabs {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 6px;
  }
  .member-group-tabs .group-tab:first-child,
  .track-group-tabs .group-tab:first-child {
    grid-row: 1 / 3;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  /* 总览页grid-main列容器收缩，防止内部卡片撑宽超过视口 */
  .grid-main > div {
    min-width: 0;
    width: 100%;
  }
  .mgmt-card,
  .mgmt-card-body {
    min-width: 0;
  }
  .star-btn { padding: 6px 8px; font-size: 12px; }
}

@media (max-width: 768px) {
  .match-vs-display { gap: 16px; }
  .group-select-grid { grid-template-columns: 1fr; }
  .position-select-grid { grid-template-columns: 1fr 1fr; }
  .weekly-assignment-overlay {
    background: linear-gradient(
      to right,
      var(--bg-card) 35%,
      rgba(248, 248, 244, 0.92) 55%,
      rgba(248, 248, 244, 0.65) 75%,
      transparent 100%
    );
  }
  .weekly-assignment-body { padding: 24px 14px 12px 24px; }
  .dashboard-card { padding: 24px 14px 12px 24px; }
  .weekly-assignment-title { font-size: 20px; }
  .weekly-submit-count { margin-bottom: 10px; }
  /* 保持三列一行排版不变，仅让分数卡在窄屏上下排以容纳内容，避免溢出 */
  .weekly-score-box {
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 3px;
    padding: 4px 10px;
  }
  .weekly-score-box .score-value { font-size: 15px; }
  .weekly-score-row { gap: 8px; }
  .weekly-submit-count .submit-num { font-size: 17px; }
}
.bottom-nav {
  display: none;
}

/* 手机端导航触发按钮（隐藏触发式） */
.nav-trigger {
  display: none;
}

@media (max-width: 768px) {
  .bottom-nav {
    display: flex;
    justify-content: space-around;
    align-items: center;
    position: fixed;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%) translateY(0);
    width: calc(100% - 32px);
    max-width: 380px;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: 28px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08), 0 1px 4px rgba(0, 0, 0, 0.04);
    z-index: 1000;
    padding: 8px 6px;
    border: 1px solid rgba(255, 255, 255, 0.5);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-trigger {
    display: none;
  }

  body {
    padding-bottom: 80px;
  }

  .bottom-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    padding: 8px 10px;
    border-radius: 20px;
    font-size: 11px;
    color: var(--text-tertiary);
    text-decoration: none;
    transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1),
                color 0.2s,
                background 0.2s;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
    flex: 1;
  }

  .bottom-nav-item:hover {
    transform: translateY(-5px);
    color: var(--text-primary);
    background: rgba(196, 242, 97, 0.12);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
  }

  .bottom-nav-item:active {
    transform: translateY(-2px);
  }

  .bottom-nav-item.active {
    color: var(--color-green);
    font-weight: 700;
  }

  .bottom-nav-item.active .bottom-nav-icon {
    transform: scale(1.1);
  }

  .bottom-nav-icon {
    width: 22px;
    height: 22px;
    line-height: 1;
    transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .bottom-nav-icon svg {
    width: 22px;
    height: 22px;
  }

  .bottom-nav-label {
    font-size: 10px;
  }
}

/* ==================== 工具栏折叠切换按钮 ==================== */
.toolbar-toggle-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1.5px solid #E0E0E0;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
  flex-shrink: 0;
}
.toolbar-toggle-btn:hover {
  background: var(--text-primary);
  color: var(--text-inverse);
  border-color: var(--text-primary);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.toolbar-toggle-btn.active {
  background: var(--text-primary);
  color: var(--color-green);
  border-color: var(--text-primary);
}

/* 地图库操作按钮组 - 原位向左展开 */
.track-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  animation: trackSlideIn 0.2s ease;
}
@keyframes trackSlideIn {
  from { opacity: 0; transform: translateX(8px); }
  to { opacity: 1; transform: translateX(0); }
}

/* ==================== 批量操作按钮（搜索栏上） ==================== */
.btn-batch-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 14px;
  min-width: 90px;
  border: 1.5px solid var(--text-primary);
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--text-primary);
  font-size: 14px;
  font-weight: 600;
  height: 50px;
  box-sizing: border-box;
  cursor: pointer;
  transition: all 0.25s ease;
  white-space: nowrap;
  flex-shrink: 0;
}

.btn-batch-toggle:hover {
  background: var(--text-primary);
  color: var(--text-inverse);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-batch-toggle.active {
  background: var(--text-primary);
  color: var(--color-green);
  border-color: var(--text-primary);
}

.btn-batch-toggle.active:hover {
  background: #333;
  color: var(--color-green);
}

/* ==================== 集成工具栏（粘性） ==================== */
.member-toolbar {
  position: sticky;
  top: 70px;
  z-index: 50;
  background: rgba(245, 245, 240, 0.55);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-radius: var(--radius-lg);
  padding: 4px 0 0;
  margin-bottom: 12px;
  transition: background 0.35s ease, box-shadow 0.35s ease;
}

.member-toolbar.stuck {
  background: rgba(245, 245, 240, 0.95);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
}

.member-toolbar.panel-open {
  border-radius: var(--radius-lg) var(--radius-lg) var(--radius-md) var(--radius-md);
}

.member-toolbar .page-header {
  padding: 0 20px;
  margin-bottom: 4px;
  margin-top: 4px;
}

.member-toolbar .filter-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 0;
  border-radius: 0;
  box-shadow: none;
  padding: 6px 20px 10px;
  background: transparent;
}

.member-toolbar .toolbar-actions-panel {
  margin: 0 0 8px;
}

/* 搜索表单：占满整行，与操作按钮同排等高 */
.search-form {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 0;
}

.search-form .filter-label {
  flex-shrink: 0;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.search-form .search-input {
  flex: 1;
  min-width: 80px;
  padding: 8px 14px;
  border: 1.5px solid #E0E0E0;
  border-radius: 22px;
  font-size: 14px;
  background: rgba(255, 255, 255, 0.8);
  transition: border-color 0.2s, background 0.2s;
  outline: none;
  height: 44px;
  box-sizing: border-box;
}

.search-form .search-input:focus {
  border-color: var(--text-primary);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(26, 26, 26, 0.06);
}

.search-form .btn-ace {
  height: 38px;
  box-sizing: border-box;
  border: 1.5px solid var(--text-primary);
}

/* 右侧操作按钮组 */
/* 工具栏操作面板 - 向下展开 */
.toolbar-actions-panel {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  background: var(--bg-card-alt);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  border: 1px solid #E0E0D8;
  border-top: none;
  margin-top: -1px;
  animation: panelSlideDown 0.2s ease;
}
@keyframes panelSlideDown {
  from { opacity: 0; max-height: 0; padding-top: 0; padding-bottom: 0; }
  to { opacity: 1; max-height: 60px; }
}

.member-toolbar .batch-bar {
  margin: 0 12px 8px;
}

/* 响应式 */
@media (max-width: 768px) {
  .member-toolbar {
    top: 56px;
    padding: 2px 0 0;
    border-radius: var(--radius-md);
  }

  .member-toolbar .page-header {
    padding: 0 12px;
    margin-bottom: 2px;
  }

  .member-toolbar .filter-bar {
    flex-direction: row;
    flex-wrap: nowrap;
    gap: 8px;
    padding: 4px 12px 8px;
  }

  .search-form {
    flex: 1;
    min-width: 0;
  }

  .search-form .search-input {
    min-width: 60px;
    padding: 6px 10px;
    font-size: 13px;
    height: 34px;
  }

  .search-form .filter-label {
    font-size: 13px;
  }

  .toolbar-actions-panel {
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
    padding: 10px 16px;
  }

  .toolbar-actions-panel .btn-batch-toggle {
    font-size: 12px;
    padding: 6px 12px;
    min-width: 80px;
    height: 36px;
  }

  .toolbar-actions-panel .btn-batch-toggle svg {
    width: 14px;
    height: 14px;
  }

  .member-toolbar .batch-bar {
    margin: 0 8px 6px;
  }
}

/* ==================== 批量操作栏 ==================== */
.batch-bar {
  display: none;
  align-items: center;
  gap: 16px;
  padding: 8px 12px;
  margin-bottom: 12px;
  background: var(--bg-card);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 2px solid transparent;
  transition: all 0.25s ease;
  flex-wrap: wrap;
}

.batch-mode .batch-bar {
  display: flex;
}

.batch-bar.has-selection {
  border-color: var(--color-green);
  background: rgba(196, 242, 97, 0.05);
}

/* 退出批量操作按钮 */
.btn-batch-exit {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 5px 10px;
  border: 1px solid #E0E0E0;
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--text-tertiary);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
  flex-shrink: 0;
}

.btn-batch-exit:hover {
  background: rgba(229, 62, 62, 0.08);
  border-color: var(--color-red);
  color: var(--color-red);
}

.batch-select-all {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  user-select: none;
  padding: 4px 10px;
  border-radius: var(--radius-md);
  transition: background 0.2s;
  flex-shrink: 0;
}

.batch-select-all:hover {
  background: var(--bg-hover);
}

.batch-select-all input[type="checkbox"] {
  width: 16px;
  height: 16px;
  cursor: pointer;
  accent-color: var(--color-green);
}

.batch-select-all span {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
}

.batch-count {
  font-size: 13px;
  color: var(--text-secondary);
  padding: 4px 8px;
  flex-shrink: 0;
}

.batch-count span {
  font-weight: 700;
  color: var(--text-primary);
}

.batch-actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
  margin-left: auto;
}

.batch-actions button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.batch-actions button:hover:not(:disabled) {
  transform: translateY(-1px);
}

/* ==================== 成员复选框 ==================== */
.member-checkbox {
  display: none;
  align-items: center;
  cursor: pointer;
  padding: 4px;
}

.batch-mode .member-checkbox {
  display: flex;
}

.member-checkbox input[type="checkbox"] {
  width: 20px;
  height: 20px;
  cursor: pointer;
  accent-color: var(--color-green);
  transition: transform 0.2s;
}

.member-checkbox input[type="checkbox"]:hover {
  transform: scale(1.1);
}

/* 响应式：批量操作栏 */
@media (max-width: 768px) {
  .btn-batch-toggle {
    font-size: 12px;
    padding: 6px 12px;
  }

  .btn-batch-toggle svg {
    width: 14px;
    height: 14px;
  }

  .batch-bar {
    gap: 10px;
    padding: 8px 10px;
  }

  .btn-batch-exit {
    padding: 4px 8px;
    font-size: 11px;
  }

  .btn-batch-exit svg {
    width: 12px;
    height: 12px;
  }

  .batch-select-all {
    flex: none;
    padding: 4px 8px;
  }

  .batch-actions {
    margin-left: auto;
    width: auto;
  }

  .member-list-item {
    gap: 10px;
    padding: 12px 10px;
  }

  .member-list-name {
    flex-shrink: 1;
    min-width: 100px;
  }
}

/* ==================== 手机端图池详情：单列堆叠，避免右侧被裁切 ==================== */
@media (max-width: 768px) {
  .pool-layout {
    display: flex;
    flex-direction: column;
    gap: 20px;
  }
  .pool-layout > .pool-main,
  .pool-layout > .pool-side {
    width: 100%;
    min-width: 0;
  }
  .pool-layout > .pool-side {
    order: 2;
  }
}