/* 中一照片直播 - Admin Layout */
.admin-body { min-height: 100vh; display: flex; }

.admin-sidebar {
  position: fixed; top: 0; left: 0; bottom: 0;
  width: var(--sidebar-w); background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column; z-index: 100;
}
.sidebar-brand { padding: var(--space-6); display: flex; align-items: center; gap: var(--space-3); border-bottom: 1px solid var(--border); }
.brand-logo { width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.brand-logo .brand-logo-img { width: 100%; height: 100%; object-fit: contain; }
.brand-name { font-size: 16px; font-weight: 700; white-space: nowrap; }
.sidebar-nav { flex: 1; padding: var(--space-4); overflow-y: auto; }
.nav-item { display: flex; align-items: center; gap: var(--space-3); padding: var(--space-3) var(--space-4); border-radius: var(--radius-md); color: var(--text-sub); font-size: 14px; font-weight: 500; margin-bottom: var(--space-1); transition: var(--transition); cursor: pointer; }
.nav-item:hover { background: var(--bg); color: var(--text); }
.nav-item.active { background: var(--primary-light); color: var(--primary); }
.nav-item svg { width: 20px; height: 20px; flex-shrink: 0; }
.sidebar-footer { padding: var(--space-4); border-top: 1px solid var(--border); }

.admin-main { margin-left: var(--sidebar-w); flex: 1; min-height: 100vh; }
.admin-topbar {
  position: sticky; top: 0;
  background: rgba(255, 255, 255, 0.8); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: var(--space-4) var(--space-8);
  display: flex; align-items: center; justify-content: space-between; z-index: 50;
}
.topbar-title { font-size: 18px; font-weight: 600; }
.topbar-actions { display: flex; align-items: center; gap: var(--space-3); }
.admin-content { padding: var(--space-8); max-width: var(--content-max); }

/* Sidebar user block */
.sidebar-user { display: flex; align-items: center; gap: 12px; padding: 8px; }
.sidebar-user-avatar { width: 36px; height: 36px; background: var(--primary-light); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--primary); flex-shrink: 0; }
.sidebar-user-info { flex: 1; min-width: 0; }
.sidebar-user-name { font-weight: 500; font-size: 14px; }
.sidebar-user-email { font-size: 12px; color: var(--text-sub); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* Page header with actions */
.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--space-6); flex-wrap: wrap; gap: var(--space-4); }
.page-title { font-size: 24px; font-weight: 700; }
.page-subtitle { color: var(--text-sub); font-size: 14px; margin-top: var(--space-1); }

/* Filter bar */
.filter-bar { display: flex; gap: var(--space-3); margin-bottom: var(--space-4); flex-wrap: wrap; align-items: center; }
.search-box { position: relative; flex: 1; min-width: 200px; }
.search-box input { padding-left: 40px; }
.search-box svg { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--text-muted); }

/* Pagination */
.pagination { display: flex; align-items: center; justify-content: center; gap: var(--space-2); margin-top: var(--space-6); }
.pagination-info { color: var(--text-sub); font-size: 13px; margin-right: var(--space-4); }