/**
 * base.css — 全站基础样式（所有页面共用）
 * 统一：reset / 背景色 / 字体 / 间距 / 主色 / 通用组件
 * 引入顺序：theme.css(变量) → base.css(本文件) → 页面特有 css
 * CSS 变量已统一迁移至 theme.css，本文件不再重复定义 :root
 */

/* ========== Reset ========== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: var(--font-family);
    background: var(--bg-page);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 14px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}
a:hover {
    color: var(--primary-light);
}

ul, ol { list-style: none; }

img { max-width: 100%; vertical-align: middle; }

input, select, textarea, button {
    font-family: inherit;
    font-size: inherit;
}

/* ========== 通用容器 ========== */
.page-wrap {
    max-width: 1400px;
    margin: 0 auto;
    padding: 24px;
}

/* ========== 通用卡片 ========== */
.card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    margin-bottom: 24px;
    overflow: hidden;
}
.card-header {
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-color-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.card-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}
.card-body { padding: 24px; }

/* ========== 通用按钮 ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    height: 36px;
    padding: 0 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: #fff;
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}
.btn:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-bg);
}
.btn-primary {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}
.btn-primary:hover {
    background: var(--primary-light);
    color: #fff;
    border-color: var(--primary-light);
}
.btn-success {
    background: var(--success);
    color: #fff;
    border-color: var(--success);
}
.btn-success:hover {
    background: #73d13d;
    color: #fff;
    border-color: #73d13d;
}
.btn-danger {
    background: var(--danger);
    color: #fff;
    border-color: var(--danger);
}
.btn-danger:hover {
    background: #ff7875;
    color: #fff;
    border-color: #ff7875;
}
.btn-text {
    background: none;
    border: none;
    padding: 0;
    color: var(--primary);
    height: auto;
}
.btn-text:hover {
    color: var(--primary-light);
    background: none;
}
.btn-text.danger { color: var(--danger); }
.btn-text.danger:hover { color: #ff7875; }

/* ========== 通用表单 ========== */
.form-group { margin-bottom: 20px; }
.form-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 8px;
}
.form-input,
.form-select,
.form-textarea {
    width: 100%;
    height: 36px;
    padding: 0 12px;
    border: 1px solid #d9d9d9;
    border-radius: var(--radius-sm);
    font-size: 14px;
    color: var(--text-primary);
    outline: none;
    transition: var(--transition);
    background: #fff;
}
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(22,119,255,0.15);
}
.form-textarea {
    height: auto;
    min-height: 80px;
    padding: 8px 12px;
    resize: vertical;
    line-height: 1.6;
}
.form-hint {
    font-size: 12px;
    color: var(--text-tertiary);
    margin-top: 4px;
}

/* ========== 通用表格 ========== */
.table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}
.data-table th {
    background: #fafbfc;
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
}
.data-table td {
    padding: 12px 16px;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color-light);
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tbody tr:hover { background: #fafbfc; }

/* ========== 通用标签/徽章 ========== */
.tag {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 10px;
    font-size: 12px;
    font-weight: 500;
    line-height: 1.6;
}
.tag-blue { background: var(--primary-bg); color: var(--primary); }
.tag-green { background: #f6ffed; color: #389e0d; }
.tag-orange { background: #fff7e6; color: #d46b08; }
.tag-red { background: #fff2f0; color: #cf1322; }
.tag-gray { background: #f5f5f5; color: #8c8c8c; }

/* ========== 通用消息提示 ========== */
.msg { padding: 10px 16px; border-radius: var(--radius-sm); margin-bottom: 12px; font-size: 13px; line-height: 1.6; }
.msg-success { background: #f6ffed; color: #389e0d; border: 1px solid #b7eb8f; }
.msg-error { background: #fff2f0; color: #cf1322; border: 1px solid #ffccc7; }
.msg-warning { background: #fffbe6; color: #d48806; border: 1px solid #ffe58f; }
.msg-info { background: var(--primary-bg); color: var(--primary); border: 1px solid var(--primary-border); }

/* ========== 通用空状态 ========== */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-tertiary);
}
.empty-state-icon { font-size: 48px; color: #d9d9d9; margin-bottom: 12px; }
.empty-state-text { font-size: 14px; }

/* ========== 通用分页 ========== */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 6px;
    padding: 16px;
    flex-wrap: wrap;
}
.pagination button {
    padding: 5px 12px;
    border: 1px solid #d9d9d9;
    background: #fff;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 13px;
    transition: var(--transition);
}
.pagination button:hover:not(:disabled) {
    border-color: var(--primary);
    color: var(--primary);
}
.pagination button:disabled {
    color: #ccc;
    cursor: not-allowed;
}
.pagination .page-info {
    color: var(--text-tertiary);
    font-size: 13px;
    margin: 0 8px;
}

/* ========== 滚动条美化 ========== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

/* ========== layui 主色覆盖 ========== */
.layui-btn-primary {
    background-color: var(--primary) !important;
    border-color: var(--primary) !important;
}
.layui-btn-primary:hover {
    background-color: var(--primary-light) !important;
    border-color: var(--primary-light) !important;
}
.layui-btn-normal {
    background-color: var(--primary) !important;
    border-color: var(--primary) !important;
}
.layui-btn-normal:hover {
    background-color: var(--primary-light) !important;
}
.layui-laypage .layui-laypage-curr .layui-laypage-em {
    background-color: var(--primary) !important;
}
.layui-form-select dl dd.layui-this {
    background-color: var(--primary) !important;
}
.layui-tab-title .layui-this {
    color: var(--primary) !important;
}
.layui-tab-title .layui-this::after {
    border-bottom-color: var(--primary) !important;
}

/* 移动端响应式设计 */
@media (max-width: 768px) {
    body { padding: 12px; }
    .layui-card { margin-bottom: 12px; }
    .page-header { padding: 8px 12px; }
    .page-title { padding-left: 0; padding-right: 0; }
    button, .layui-btn { min-height: 44px; }
}
@media (max-width: 1024px) {
    .layui-col-md4 { width: 50%; }
}