/* 全局样式重置+基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Microsoft YaHei", sans-serif;
}
body {
    background-color: #f5f7fa;
    color: #333;
    font-size: 14px;
}
a {
    color: #165DFF;
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}
ul {
    list-style: none;
}
.container {
    width: 95%;
    max-width: 1600px;
    margin: 0 auto;
}
.btn {
    display: inline-block;
    padding: 6px 12px;
    background-color: #e5e7eb;
    color: #333;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s;
}
.btn:hover {
    background-color: #d1d5db;
}
.btn-primary {
    background-color: #165DFF;
    color: #fff;
}
.btn-primary:hover {
    background-color: #0e4bdb;
}
.btn-danger {
    background-color: #ff4d4f;
    color: #fff;
}
.btn-danger:hover {
    background-color: #d9363e;
}
.btn-small {
    padding: 4px 8px;
    font-size: 12px;
}
.btn-xs {
    padding: 2px 6px;
    font-size: 12px;
    margin-left: 8px;
}
.label {
    display: inline-block;
    width: 100px;
    color: #666;
    font-weight: 500;
}
.title {
    margin: 20px 0;
    font-size: 20px;
    font-weight: 600;
    color: #222;
}
.empty {
    text-align: center;
    padding: 50px;
    color: #999;
    font-size: 16px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}
.tips {
    text-align: center;
    padding: 20px;
    color: #999;
}

/* 顶部导航栏 */
.header {
    background-color: #fff;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 99;
}
.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo {
    font-size: 22px;
    font-weight: 700;
    color: #165DFF;
}
.nav {
    display: flex;
    gap: 15px;
    align-items: center;
}
.nav span {
    color: #666;
}

/* 主内容+服务器横向列表 */
.main {
    padding: 20px 0;
}
.server-list {
    display: flex;
    gap: 20px;
    overflow-x: auto;
    padding-bottom: 20px;
    scrollbar-width: thin;
    scrollbar-color: #165DFF #f5f7fa;
}
.server-list::-webkit-scrollbar {
    height: 6px;
}
.server-list::-webkit-scrollbar-thumb {
    background-color: #165DFF;
    border-radius: 3px;
}
.server-card {
    min-width: 320px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    overflow: hidden;
    flex-shrink: 0;
}
.card-header {
    background-color: #165DFF;
    color: #fff;
    padding: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.card-header h3 {
    font-size: 16px;
    font-weight: 600;
}
.card-body, .card-expand {
    padding: 15px;
}
.card-body ul, .card-expand ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.card-expand {
    border-top: 1px solid #f5f7fa;
    background-color: #fafafa;
}
/* 到期时间样式 */
.expire-permanent {
    color: #999;
}
.expire-normal {
    color: #333;
}
.expire-warning {
    color: #faad14;
    font-weight: 500;
}
.expire-expired {
    color: #ff4d4f;
    font-weight: 600;
}
/* 复制功能样式 */
.copy-text {
    display: inline-block;
    padding: 2px 6px;
    background-color: #f5f7fa;
    border-radius: 4px;
}

/* 模态框（浮出层）通用样式 */
.modal-mask {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0,0,0,0.5);
    z-index: 999;
    display: flex;
    justify-content: center;
    align-items: center;
}
.modal-container {
    width: 90%;
    max-width: 400px;
    background-color: #fff;
    border-radius: 8px;
    overflow: hidden;
}
.modal-header {
    background-color: #165DFF;
    color: #fff;
    padding: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.modal-header h3 {
    font-size: 16px;
    font-weight: 600;
}
.modal-close {
    background: transparent;
    border: none;
    color: #fff;
    font-size: 20px;
    cursor: pointer;
}
.modal-body {
    padding: 20px;
}
/* 表单样式 */
.form-item {
    display: flex;
    flex-direction: column;
    gap: 5px;
    margin-bottom: 15px;
}
.form-item label {
    font-weight: 500;
    color: #666;
}
.form-item input, .form-item select {
    padding: 8px 10px;
    border: 1px solid #d1d5db;
    border-radius: 4px;
    font-size: 14px;
}
.form-item input:focus, .form-item select:focus {
    outline: none;
    border-color: #165DFF;
    box-shadow: 0 0 0 2px rgba(22,93,255,0.1);
}
.form-submit {
    text-align: center;
    margin-top: 10px;
}
/* 行内表单（后台国家/货币选择） */
.form-inline {
    display: flex;
    gap: 10px;
    align-items: center;
}

/* 后台样式 */
.admin-main {
    padding: 20px 0;
}
.admin-actions {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 20px;
}
.server-table {
    width: 100%;
    border-collapse: collapse;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    overflow: hidden;
}
.server-table th, .server-table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #f5f7fa;
}
.server-table th {
    background-color: #fafafa;
    font-weight: 600;
    color: #666;
}
.server-table tr:hover {
    background-color: #f9fafb;
}
.table-actions {
    display: flex;
    gap: 8px;
}
/* 后台新增/修改服务器模态框 */
#server-modal .modal-container {
    max-width: 800px;
}
#server-modal .form-item {
    flex-direction: row;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}
#server-modal .form-item label {
    width: 120px;
    text-align: right;
}
#server-modal .form-item input, #server-modal .form-item select {
    flex: 1;
    max-width: 400px;
}
#server-modal .form-submit {
    margin-left: 130px;
    text-align: left;
}
/* 国家/货币管理浮层 */
.manage-modal .modal-container {
    max-width: 500px;
}
.manage-table {
    width: 100%;
    border-collapse: collapse;
    margin: 15px 0;
}
.manage-table th, .manage-table td {
    padding: 8px 10px;
    border: 1px solid #f5f7fa;
    text-align: left;
}
.manage-table th {
    background-color: #fafafa;
    font-weight: 600;
}
/* 修复新增/编辑服务器模态框过大、页面装不下问题 */
#server-modal .modal-container {
    max-width: 700px !important; /* 从800px缩小到700px，核心缩小尺寸 */
    width: 95% !important; /* 适配小屏幕，最大占屏幕95%宽度 */
    margin: 0 auto;
}
#server-modal .modal-body {
    max-height: 75vh !important; /* 最大高度为屏幕75%，超出部分滚动 */
    overflow-y: auto !important; /* 垂直滚动，解决内容溢出 */
    padding: 15px !important; /* 适当减少内边距，节省空间 */
}
/* 缩小表单项横向占用，适配窄模态框 */
#server-modal .form-item {
    margin-bottom: 12px !important; /* 减少表单项间距 */
    gap: 8px !important;
}
#server-modal .form-item label {
    width: 110px !important; /* 从120px缩小到110px，减少标签宽度 */
}
#server-modal .form-item input, 
#server-modal .form-item select {
    max-width: 300px !important; /* 从400px缩小到300px，缩小输入框 */
    padding: 7px 9px !important; /* 轻微缩小输入框内边距 */
}
/* 行内表单自动换行，防止挤成一行 */
#server-modal .form-inline {
    flex-wrap: wrap !important;
    gap: 8px !important;
}
#server-modal .form-submit {
    margin-left: 118px !important; /* 匹配缩小后的标签宽度，对齐提交按钮 */
}
/* 优化模态框滚动条，不占空间 */
#server-modal .modal-body::-webkit-scrollbar {
    width: 5px;
}
#server-modal .modal-body::-webkit-scrollbar-thumb {
    background-color: #165DFF;
    border-radius: 3px;
}