/* ============================================================
   哔哩哔哩风格皮肤 (Bilibili Style Skin)
   主色: #FB7299 (B站粉)  辅色: #00A1D6 (B站蓝)
   用于 x.66b.cn 首页整体换肤
   ============================================================ */

:root {
  --bili-pink: #FB7299;
  --bili-pink-light: #FC8BAB;
  --bili-pink-dark: #E85A87;
  --bili-blue: #00A1D6;
  --bili-blue-light: #40B9E0;
  --bili-bg: #F4F5F7;
  --bili-card: #FFFFFF;
  --bili-text: #18191C;
  --bili-text-2: #61666D;
  --bili-text-3: #9499A0;
  --bili-border: #E3E5E7;
  --bili-radius: 12px;
  --bili-radius-sm: 8px;
  --bili-shadow: 0 2px 12px rgba(0,0,0,0.06);
  --bili-shadow-hover: 0 6px 20px rgba(251,114,153,0.18);
}

/* ---------- 全局 ---------- */
body.lyear-index,
body {
  background: var(--bili-bg) !important;
  color: var(--bili-text) !important;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif !important;
}

/* 背景装饰：淡淡的粉色渐变 + 圆点，二次元氛围 */
body.lyear-index::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 12% 18%, rgba(251,114,153,0.10) 0%, transparent 42%),
    radial-gradient(circle at 88% 82%, rgba(0,161,214,0.08) 0%, transparent 42%),
    #F4F5F7;
  pointer-events: none;
}

/* ---------- 侧边栏 ---------- */
.lyear-layout-sidebar,
.lyear-layout-sidebar-info {
  background: #FFFFFF !important;
}
.lyear-layout-sidebar {
  border-right: 1px solid var(--bili-border) !important;
  box-shadow: 2px 0 12px rgba(0,0,0,0.03);
}
#logo.sidebar-header,
.sidebar-header {
  background: linear-gradient(135deg, var(--bili-pink) 0%, var(--bili-pink-light) 100%) !important;
  border-bottom: none !important;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60px;
}
#logo.sidebar-header img { filter: brightness(0) invert(1); }

/* 用户名区 */
.user-info-panel {
  border-bottom: 1px solid var(--bili-border) !important;
  background: linear-gradient(180deg, rgba(251,114,153,0.06), transparent) !important;
}
.user-info-panel .username { color: var(--bili-text) !important; }

/* 侧边栏导航项 */
.nav-drawer .nav-item > a {
  color: var(--bili-text-2) !important;
  border-radius: var(--bili-radius-sm) !important;
  margin: 3px 10px !important;
  padding: 10px 14px !important;
  transition: all .2s ease;
  font-weight: 500;
}
.nav-drawer .nav-item > a:hover {
  background: rgba(251,114,153,0.10) !important;
  color: var(--bili-pink) !important;
  transform: translateX(3px);
}
.nav-drawer .nav-item.active > a,
.nav-drawer .nav-item > a.active {
  background: linear-gradient(135deg, var(--bili-pink) 0%, var(--bili-pink-light) 100%) !important;
  color: #fff !important;
  box-shadow: 0 4px 12px rgba(251,114,153,0.35) !important;
}
.nav-drawer .nav-item > a i { color: inherit !important; }

/* 公告列表 */
.recent-announcements { background: transparent !important; }
.recent-announcements h6 { color: var(--bili-text) !important; }
.recent-announcements .mdi-circle-small { color: var(--bili-pink) !important; }
.announcement-link:hover span:first-child { color: var(--bili-pink) !important; }

/* ---------- 顶栏 ---------- */
.lyear-layout-header,
.navbar {
  background: #FFFFFF !important;
  border-bottom: 1px solid var(--bili-border) !important;
  box-shadow: 0 1px 8px rgba(0,0,0,0.04) !important;
}

/* 头像 */
.avatar-md {
  background: linear-gradient(135deg, var(--bili-pink), var(--bili-pink-light)) !important;
  color: #fff !important;
  box-shadow: 0 2px 8px rgba(251,114,153,0.3);
}

/* ---------- 按钮 ---------- */
.btn-primary {
  background: linear-gradient(135deg, var(--bili-pink) 0%, var(--bili-pink-light) 100%) !important;
  border-color: var(--bili-pink) !important;
  border-radius: var(--bili-radius-sm) !important;
  box-shadow: 0 3px 10px rgba(251,114,153,0.28) !important;
  transition: all .2s ease;
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--bili-pink-dark) 0%, var(--bili-pink) 100%) !important;
  transform: translateY(-1px);
  box-shadow: 0 5px 16px rgba(251,114,153,0.4) !important;
}
.btn-outline-primary {
  color: var(--bili-pink) !important;
  border-color: var(--bili-pink) !important;
  border-radius: var(--bili-radius-sm) !important;
  transition: all .2s ease;
}
.btn-outline-primary:hover {
  background: var(--bili-pink) !important;
  border-color: var(--bili-pink) !important;
  color: #fff !important;
}

/* ---------- 卡片/圆角 ---------- */
.card, .modal-content, .dropdown-menu {
  border-radius: var(--bili-radius) !important;
  border: 1px solid var(--bili-border) !important;
  box-shadow: var(--bili-shadow) !important;
}
.dropdown-menu { border-radius: var(--bili-radius-sm) !important; }
.dropdown-item:hover {
  background: rgba(251,114,153,0.08) !important;
  color: var(--bili-pink) !important;
}

/* ---------- 链接 ---------- */
a { color: var(--bili-blue); }
a:hover { color: var(--bili-pink); }

/* ---------- 滚动条 ---------- */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: rgba(251,114,153,0.4);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover { background: var(--bili-pink); }

/* ---------- 页脚 ---------- */
.sidebar-footer { background: transparent !important; }
.sidebar-footer .copyright { color: var(--bili-text-3) !important; }

/* ---------- 顶部 B站风品牌条 ---------- */
.bili-topbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: .5px;
}
.bili-topbar-brand .bili-logo-tv {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, var(--bili-pink), var(--bili-pink-light));
  border-radius: 10px;
  color: #fff;
  font-size: 18px;
  box-shadow: 0 3px 10px rgba(251,114,153,0.35);
}
/* 小电视天线 */
.bili-topbar-brand .bili-logo-tv::before,
.bili-topbar-brand .bili-logo-tv::after {
  content: "";
  position: absolute;
  width: 3px;
  height: 8px;
  background: var(--bili-pink);
  border-radius: 2px;
  top: -6px;
}
.bili-topbar-brand .bili-logo-tv { position: relative; }
.bili-topbar-brand .bili-logo-tv::before { left: 8px; transform: rotate(-25deg); }
.bili-topbar-brand .bili-logo-tv::after { right: 8px; transform: rotate(25deg); }

/* 表格 */
.table thead th {
  background: rgba(251,114,153,0.06) !important;
  color: var(--bili-text) !important;
  border-color: var(--bili-border) !important;
}
.table-hover tbody tr:hover { background: rgba(251,114,153,0.04) !important; }

/* 徽章 */
.badge.bg-primary, .badge-primary { background: var(--bili-pink) !important; }

/* 分页 */
.pagination .page-item.active .page-link {
  background: var(--bili-pink) !important;
  border-color: var(--bili-pink) !important;
}
.pagination .page-link { color: var(--bili-pink) !important; }

/* 表单聚焦 */
.form-control:focus, .form-select:focus {
  border-color: var(--bili-pink) !important;
  box-shadow: 0 0 0 0.2rem rgba(251,114,153,0.18) !important;
}

/* ---------- 悬浮蝴蝶结/星星装饰（可选）---------- */
.bili-deco-star {
  position: fixed;
  pointer-events: none;
  z-index: 0;
  opacity: .5;
  animation: biliFloat 6s ease-in-out infinite;
}
@keyframes biliFloat {
  0%,100% { transform: translateY(0) rotate(0deg); opacity:.5; }
  50% { transform: translateY(-14px) rotate(8deg); opacity:.85; }
}