/* ============ 1210 跨境电商平台样式 ============ */
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
        "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    background: #f5f6fa;
    color: #333;
    font-size: 14px;
}
a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* 顶部导航 */
.topbar {
    background: linear-gradient(135deg, #2d3a8c 0%, #1f2a5e 100%);
    color: #fff;
    padding: 12px 0;
    box-shadow: 0 2px 8px rgba(0,0,0,.15);
    position: sticky;
    top: 0;
    z-index: 100;
}
.topbar .inner {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}
.logo { font-size: 20px; font-weight: 700; display: flex; align-items: center; gap: 8px; }
.logo .badge {
    background: #ffd54d; color: #333; font-size: 11px; font-weight: 600;
    padding: 2px 6px; border-radius: 4px;
}
.topbar nav { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.topbar nav a {
    color: #fff; padding: 6px 12px; border-radius: 6px; font-size: 14px;
    transition: background .2s;
}
.topbar nav a:hover, .topbar nav a.active { background: rgba(255,255,255,.18); }
.topbar .user-info { font-size: 13px; opacity: .95; }

.container { max-width: 1080px; margin: 24px auto; padding: 0 16px; }

.card {
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 1px 4px rgba(0,0,0,.06);
    padding: 20px;
    margin-bottom: 16px;
}
.card h3 { font-size: 16px; margin-bottom: 12px; color: #1f2a5e; }

/* 按钮 */
.btn {
    display: inline-block;
    padding: 8px 18px;
    border-radius: 6px;
    background: #2d3a8c;
    color: #fff;
    font-size: 14px;
    transition: all .2s;
    border: none;
}
.btn:hover { background: #1f2a5e; }
.btn-primary { background: #e94f37; }
.btn-primary:hover { background: #c93a24; }
.btn-success { background: #18a058; }
.btn-success:hover { background: #128049; }
.btn-danger { background: #d03050; }
.btn-danger:hover { background: #b02640; }
.btn-outline { background: #fff; color: #2d3a8c; border: 1px solid #2d3a8c; }
.btn-outline:hover { background: #eef0ff; }
.btn-sm { padding: 4px 10px; font-size: 13px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* 表单 */
.form-group { margin-bottom: 14px; }
.form-group label { display: block; margin-bottom: 6px; font-size: 13px; color: #666; }
.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 9px 12px;
    border: 1px solid #d9dce3;
    border-radius: 6px;
    font-size: 14px;
    outline: none;
    transition: border-color .2s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    border-color: #2d3a8c;
}
.form-row { display: flex; gap: 12px; }
.form-row .form-group { flex: 1; }

/* 商品网格 */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px; }
.product-card {
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 1px 4px rgba(0,0,0,.06);
    transition: transform .2s, box-shadow .2s;
    cursor: pointer;
    display: flex;
    flex-direction: column;
}
.product-card:hover { transform: translateY(-3px); box-shadow: 0 6px 16px rgba(0,0,0,.12); }
.product-card .img {
    height: 160px;
    background: linear-gradient(135deg, #e8ecff 0%, #f5f6fa 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
    color: #2d3a8c;
}
.product-card .body { padding: 14px; flex: 1; display: flex; flex-direction: column; }
.product-card .name { font-size: 15px; font-weight: 600; line-height: 1.3; margin-bottom: 4px; }
.product-card .sub { font-size: 12px; color: #999; margin-bottom: 8px; }
.product-card .price { color: #e94f37; font-size: 18px; font-weight: 700; }
.product-card .price small { font-size: 12px; }
.product-card .foot { display: flex; justify-content: space-between; align-items: center; margin-top: 10px; }

/* 表格 */
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid #eef0f4; }
th { background: #fafbfe; color: #666; font-weight: 600; }
tr:hover td { background: #fafbff; }

/* 提示 */
.toast {
    position: fixed;
    top: 70px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0,0,0,.8);
    color: #fff;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 14px;
    z-index: 999;
    opacity: 0;
    transition: opacity .3s;
    pointer-events: none;
    max-width: 80%;
    word-break: break-all;
}
.toast.show { opacity: 1; }

/* 登录/注册面板 */
.auth-wrap { max-width: 420px; margin: 60px auto; }
.auth-tabs { display: flex; background: #fff; border-radius: 10px 10px 0 0; overflow: hidden; box-shadow: 0 1px 4px rgba(0,0,0,.06); }
.auth-tabs button { flex: 1; padding: 12px; font-size: 15px; background: #fff; color: #666; border-bottom: 2px solid transparent; }
.auth-tabs button.active { color: #2d3a8c; border-bottom-color: #2d3a8c; font-weight: 600; }
.auth-panel { background: #fff; padding: 24px; border-radius: 0 0 10px 10px; box-shadow: 0 1px 4px rgba(0,0,0,.06); }

/* 状态徽章 */
.tag {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 12px;
}
.tag-green { background: #e8f8f0; color: #18a058; }
.tag-red { background: #fdecef; color: #d03050; }
.tag-blue { background: #e8eefd; color: #2d3a8c; }
.tag-gray { background: #f0f0f2; color: #888; }

/* 侧边栏后台布局 */
.admin-wrap { display: flex; min-height: calc(100vh - 56px); }
.admin-side {
    width: 200px;
    background: #1f2a5e;
    color: #fff;
    padding: 16px 0;
    flex-shrink: 0;
}
.admin-side a {
    display: block;
    padding: 12px 20px;
    color: rgba(255,255,255,.8);
    transition: background .2s;
}
.admin-side a:hover, .admin-side a.active { background: rgba(255,255,255,.12); color: #fff; }
.admin-main { flex: 1; padding: 20px; }

.empty { text-align: center; color: #aaa; padding: 40px 0; }

.quota-box {
    background: linear-gradient(135deg, #2d3a8c, #4a5fc1);
    color: #fff;
    border-radius: 12px;
    padding: 20px;
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 16px;
}
.quota-box .item { text-align: center; }
.quota-box .item .num { font-size: 24px; font-weight: 700; }
.quota-box .item .label { font-size: 12px; opacity: .85; }

/* 响应式 */
@media (max-width: 720px) {
    .topbar .inner { flex-wrap: wrap; }
    .admin-side { width: 150px; }
    .grid { grid-template-columns: repeat(2, 1fr); }
    .form-row { flex-direction: column; gap: 0; }
    table { font-size: 12px; }
    th, td { padding: 6px 8px; }
}