/* ============================================================
   纯金工坊 · 管理后台样式
   沿用首页暗色变量（--bg / --panel / --accent 等，来自 style.css）
   ============================================================ */

.admin-body { display: block; }

/* ---------- 登录页 ---------- */
.admin-login-wrap {
  min-height: 100vh; display: grid; place-items: center; padding: 24px;
}
.admin-login-card {
  width: 380px; max-width: 100%;
}
.admin-login-card .auth-row { margin-bottom: 12px; }
.back-link {
  display: block; text-align: center; color: var(--muted);
  font-size: 13px; margin-top: 18px; text-decoration: none;
}
.back-link:hover { color: var(--accent); }

/* ---------- 后台主框架 ---------- */
.admin-shell {
  display: grid; grid-template-columns: 220px 1fr; min-height: 100vh;
}
@media (max-width: 860px) {
  .admin-shell { grid-template-columns: 1fr; }
  .sidebar { position: static; }
}

/* 侧边栏 */
.sidebar {
  background: var(--panel); border-right: 1px solid var(--border);
  padding: 22px 18px; display: flex; flex-direction: column;
  position: sticky; top: 0; height: 100vh;
}
.nav { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.nav-item {
  display: block; padding: 11px 14px; border-radius: 10px;
  color: var(--muted); font-size: 14px; cursor: pointer; text-decoration: none;
  transition: .15s;
}
.nav-item:hover { background: var(--panel-2); color: var(--text); }
.nav-item.active {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff; font-weight: 600;
}
.sidebar-footer { margin-top: auto; }

/* 主内容 */
.admin-main { padding: 28px 32px 80px; max-width: 1100px; }
.admin-topbar {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 24px;
}
.admin-topbar h2 { margin: 0; font-size: 22px; }
.admin-user { text-align: right; }
.admin-user .hint { display: block; font-size: 12px; color: var(--muted); }
.admin-user b { font-size: 14px; }

/* 标签面板 */
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* 统计卡片 */
.stat-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
@media (max-width: 860px) { .stat-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .stat-grid { grid-template-columns: 1fr; } }
.stat-card .stat-label { color: var(--muted); font-size: 13px; }
.stat-card .stat-value {
  font-size: 30px; font-weight: 800; margin-top: 8px;
  background: linear-gradient(135deg, var(--accent-2), var(--green-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* 表格工具栏 */
.table-tools {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 16px; gap: 12px; flex-wrap: wrap;
}
.table-tools h3 { margin: 0; }
.filter-row { display: flex; gap: 10px; }
.filter-row select {
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 10px;
  padding: 10px 12px; color: var(--text); font-size: 14px;
}

/* 数据表 */
.table-wrap { overflow-x: auto; }
.data-table {
  width: 100%; border-collapse: collapse; font-size: 14px;
}
.data-table th, .data-table td {
  padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.data-table th { color: var(--muted); font-weight: 600; font-size: 13px; }
.data-table td { color: var(--text); }
.data-table tr:hover td { background: var(--panel-2); }
.data-table .empty { text-align: center; color: var(--muted); padding: 30px; }

/* 状态标签 */
.tag-pill {
  display: inline-block; padding: 3px 10px; border-radius: 20px;
  font-size: 12px; font-weight: 600;
}
.tag-pending { background: rgba(251,191,36,.15); color: #fbbf24; }
.tag-confirmed { background: rgba(16,185,129,.15); color: var(--green-2); }
.tag-rejected { background: rgba(248,113,113,.15); color: #f87171; }
.tag-consumed { background: rgba(99,102,241,.15); color: var(--accent-2); }
.tag-refunded { background: rgba(248,113,113,.15); color: #f87171; }

/* 表格内小按钮 */
.btn-sm {
  padding: 6px 12px; font-size: 12px; border-radius: 8px;
  border: none; cursor: pointer; font-weight: 600;
}
.btn-sm-green { background: linear-gradient(135deg, var(--green), var(--green-2)); color: #06281d; }
.btn-sm-red { background: linear-gradient(135deg, #ef4444, #f87171); color: #fff; }
.btn-sm-ghost { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn-sm + .btn-sm { margin-left: 6px; }

/* 配置表单 */
.cfg-label { color: var(--muted); font-size: 13px; }
textarea {
  width: 100%; background: var(--panel-2); border: 1px solid var(--border);
  border-radius: 10px; padding: 12px 14px; color: var(--text); font-size: 14px;
  resize: vertical; font-family: inherit;
}
textarea:focus { outline: none; border-color: var(--accent); }