/* --- 引入外部字体 --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

/* --- CSS 变量定义 (设计系统) --- */
:root {
    --font-family-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

    --color-bg-page: #f0f2f5;
    --color-bg-content: #ffffff;
    --color-bg-sidebar: #1f2937;
    --color-text-primary: #1f2937;
    --color-text-secondary: #6b7280;
    --color-text-light: #f9fafb;
    --color-border: #e5e7eb;

    --color-primary: #3b82f6;
    --color-primary-hover: #2563eb;
    --color-danger: #ef4444;
    --color-danger-hover: #dc2626;
    --color-secondary: #6b7280;
    --color-secondary-hover: #4b5563;

    --status-pending: #6b7280;
    --status-dispatched: #3b82f6;
    --status-executed: #10b981;
    --status-failed: #ef4444;

    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --border-radius: 0.5rem; /* 8px */
}

/* --- 全局重置与基础样式 --- */
*, *::before, *::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: var(--font-family-sans);
    background-color: var(--color-bg-page);
    color: var(--color-text-primary);
    font-size: 16px;
    line-height: 1.5;
}

h1, h2, h3, h4, h5, h6 {
    margin-top: 0;
    margin-bottom: 0.75em;
    font-weight: 600;
}

h1 {
    font-size: 1.875rem;
}

/* 30px */
h2 {
    font-size: 1.25rem;
}

/* 20px */


/* --- 页面布局 (侧边栏 + 主内容区) --- */
.page-wrapper {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 240px;
    background-color: var(--color-bg-sidebar);
    color: var(--color-text-light);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
}

.sidebar-header {
    margin-bottom: 2rem;
    font-size: 1.25rem;
    font-weight: 700;
    text-align: center;
}

.sidebar-nav a {
    display: block;
    color: #d1d5db;
    text-decoration: none;
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.sidebar-nav a:hover, .sidebar-nav a.active {
    background-color: #374151;
    color: #ffffff;
}

.main-content {
    flex-grow: 1;
    padding: 2rem;
}

.main-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

/* --- 组件样式 --- */
.card {
    background-color: var(--color-bg-content);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    padding: 1.5rem;
    margin-bottom: 2rem;
}

/* 表单与输入框 */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    align-items: flex-end;
}

textarea, input[type="text"], input[type="password"], input[type="date"] {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    font-family: var(--font-family-sans);
    font-size: 1rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

textarea:focus, input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgb(59 130 246 / 0.2);
}

textarea {
    resize: vertical;
    min-height: 100px;
}

/* 按钮 */
.button {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-family: var(--font-family-sans);
    font-size: 0.875rem; /* 14px */
    font-weight: 600;
    text-decoration: none;
    text-align: center;
    transition: background-color 0.2s, transform 0.1s;
}

.button:hover {
    transform: translateY(-1px);
}

.button-primary {
    background-color: var(--color-primary);
    color: white;
}

.button-primary:hover {
    background-color: var(--color-primary-hover);
}

.button-danger {
    background-color: var(--color-danger);
    color: white;
}

.button-danger:hover {
    background-color: var(--color-danger-hover);
}

.button-secondary {
    background-color: var(--color-secondary);
    color: white;
}

.button-secondary:hover {
    background-color: var(--color-secondary-hover);
}

.form-grid .button {
    height: calc(2.5rem + 2px); /* 与输入框高度对齐 */
}

/* 表格 */
table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem; /* 14px */
}

th, td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
    vertical-align: middle;
}

thead th {
    font-weight: 600;
    color: var(--color-text-secondary);
    background-color: #f9fafb;
}

tbody tr:hover {
    background-color: #f9fafb;
}

.actions-cell {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.actions-cell form {
    margin: 0;
}

/* 状态药丸 */
.status-pill {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    font-size: 0.75rem; /* 12px */
    font-weight: 600;
    color: #fff;
    text-transform: uppercase;
}

.status-pending {
    background-color: var(--status-pending);
}

.status-dispatched {
    background-color: var(--status-dispatched);
}

.status-executed {
    background-color: var(--status-executed);
}

.status-failed {
    background-color: var(--status-failed);
}

/* 脚本内容/结果 pre 标签 */
pre {
    white-space: pre-wrap;
    word-break: break-all;
    background-color: #f3f4f6;
    color: #374151;
    padding: 1rem;
    border-radius: var(--border-radius);
    max-height: 200px;
    overflow-y: auto;
    font-family: monospace;
    font-size: 0.875rem;
}

/* --- 登录页面专属样式 --- */
.login-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.login-box {
    width: 100%;
    max-width: 400px;
    padding: 2.5rem;
}

.login-box h1 {
    text-align: center;
    margin-bottom: 2rem;
}

.login-box form > * + * {
    margin-top: 1rem;
}

.login-box .button {
    width: 100%;
}

.login-error {
    color: var(--color-danger);
    text-align: center;
    margin-top: 1rem;
    font-weight: 500;
}

/* --- 模态框样式 --- */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: var(--color-bg-content);
    padding: 2rem;
    width: 90%;
    max-width: 600px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    position: relative;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.close-button {
    color: #aaa;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.close-button:hover,
.close-button:focus {
    color: var(--color-text-primary);
}

/* 在 styles.css 文件末尾添加 */

/* 客户端状态卡片 */
.status-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.status-label {
    display: block;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: 0.25rem;
}

.status-value {
    font-weight: 500;
}

.status-online {
    background-color: var(--status-executed);
}

.status-offline {
    background-color: var(--status-pending);
}

/* 日志容器和级别标签 */
.logs-container {
    max-height: 400px;
    overflow-y: auto;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
}

.log-level {
    display: inline-block;
    padding: 0.125rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    color: #fff;
}

.log-error {
    background-color: var(--status-failed);
}

.log-info {
    background-color: var(--status-dispatched);
}