/**
 * 公共样式文件 - 代理管理系统
 * 包含所有页面共享的 CSS 变量和基础样式
 */

/* ========== CSS 变量定义 ========== */
:root {
    /* 浅色主题 */
    --bg-primary: #f5f7fa;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f8f9fa;
    --text-primary: #2c3e50;
    --text-secondary: #7f8c8d;
    --text-tertiary: #95a5a6;
    --border-color: #dee2e6;
    --shadow-sm: rgba(0, 0, 0, 0.05);
    --shadow-md: rgba(0, 0, 0, 0.1);
    --shadow-lg: rgba(0, 0, 0, 0.15);
    --shadow-color: rgba(64, 158, 255, 0.15);
    --shadow: rgba(64, 158, 255, 0.15);
    --sidebar-bg: #2c3e50;
    --sidebar-text: #ecf0f1;
    --sidebar-hover: rgba(255, 255, 255, 0.1);
    --topbar-bg: #ffffff;
    --input-bg: #ffffff;
    --input-border: #dee2e6;
    --card-bg: #ffffff;
    --accent-color: #409eff;
    --accent-hover: #3388ee;
    --button-bg: #409eff;
    --button-hover: #3388ee;
    --primary-color: #409eff;
    --primary-hover: #3388ee;
    --button-bg: #409eff;
    --button-hover: #3388ee;
    --success-color: #27ae60;
    --error-color: #e74c3c;
    --warning-color: #f39c12;
    --info-color: #3498db;
}

[data-theme="dark"] {
    /* 暗色主题 */
    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --bg-tertiary: #242424;
    --text-primary: #e0e0e0;
    --text-secondary: #b0b0b0;
    --text-tertiary: #808080;
    --border-color: #404040;
    --shadow-sm: rgba(0, 0, 0, 0.3);
    --shadow-md: rgba(0, 0, 0, 0.5);
    --shadow-lg: rgba(0, 0, 0, 0.7);
    --sidebar-bg: #1e1e1e;
    --sidebar-text: #e0e0e0;
    --sidebar-hover: rgba(255, 255, 255, 0.05);
    --topbar-bg: #2d2d2d;
    --input-bg: #3a3a3a;
    --input-border: #505050;
    --card-bg: #2d2d2d;
    --accent-color: #5dade2;
    --accent-hover: #85c1e9;
    --success-color: #2ecc71;
    --error-color: #e74c3c;
    --warning-color: #f39c12;
    --info-color: #5dade2;
}

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

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    background: var(--bg-primary);
    min-height: 100vh;
    color: var(--text-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
    overflow-x: hidden;
    line-height: 1.5;
}

/* ========== 通用动画 ========== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.05); opacity: 0.8; }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

@keyframes modalSlideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* ========== 通用工具类 ========== */
.animate-fadeIn { animation: fadeIn 0.3s ease; }
.animate-fadeInUp { animation: fadeInUp 0.4s ease; }
.animate-fadeInDown { animation: fadeInDown 0.4s ease; }
.animate-slideIn { animation: slideIn 0.3s ease; }
.animate-scaleIn { animation: scaleIn 0.3s ease; }

/* 隐藏元素 */
.hidden { display: none !important; }
.invisible { visibility: hidden; }

/* 文本工具 */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-success { color: var(--success-color); }
.text-error { color: var(--error-color); }
.text-warning { color: var(--warning-color); }
.text-info { color: var(--info-color); }

/* 布局工具 */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }

/* 间距工具 */
.m-0 { margin: 0; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 12px; }
.mb-4 { margin-bottom: 16px; }
.p-2 { padding: 8px; }
.p-3 { padding: 12px; }
.p-4 { padding: 16px; }

/* ========== 通用组件样式 ========== */

/* 卡片 */
.card {
    background: var(--card-bg);
    border-radius: 8px;
    box-shadow: 0 2px 4px var(--shadow-sm);
    transition: box-shadow 0.3s ease, transform 0.2s ease;
}

.card:hover {
    box-shadow: 0 4px 12px var(--shadow-md);
}

/* 按钮 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border: 2px solid transparent;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--accent-color);
    color: #fff;
    border-color: var(--accent-color);
}

.btn-primary:hover:not(:disabled) {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.3);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

.btn-secondary:hover:not(:disabled) {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

.btn-danger {
    background: var(--error-color);
    color: #fff;
    border-color: var(--error-color);
}

.btn-danger:hover:not(:disabled) {
    background: #c0392b;
    border-color: #c0392b;
}

.btn-success {
    background: var(--success-color);
    color: #fff;
    border-color: var(--success-color);
}

.btn-success:hover:not(:disabled) {
    background: #219a52;
    border-color: #219a52;
}

/* 输入框 */
.input {
    width: 100%;
    padding: 12px 16px;
    font-size: 14px;
    border: 2px solid var(--input-border);
    border-radius: 6px;
    background: var(--input-bg);
    color: var(--text-primary);
    transition: all 0.2s ease;
    outline: none;
}

.input:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.15);
}

.input::placeholder {
    color: var(--text-tertiary);
}

.input.error {
    border-color: var(--error-color);
}

/* 提示框 */
.alert {
    padding: 12px 16px;
    border-radius: 6px;
    margin-bottom: 16px;
    display: none;
    animation: fadeInDown 0.3s ease;
}

.alert.show {
    display: block;
}

.alert-success {
    background: rgba(39, 174, 96, 0.1);
    border: 1px solid var(--success-color);
    color: var(--success-color);
}

.alert-error {
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid var(--error-color);
    color: var(--error-color);
}

.alert-warning {
    background: rgba(243, 156, 18, 0.1);
    border: 1px solid var(--warning-color);
    color: var(--warning-color);
}

.alert-info {
    background: rgba(52, 152, 219, 0.1);
    border: 1px solid var(--info-color);
    color: var(--info-color);
}

/* 加载动画 */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-top-color: var(--accent-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.loading-spinner-lg {
    width: 40px;
    height: 40px;
    border-width: 3px;
}

/* 骨架屏 */
.skeleton {
    background: linear-gradient(90deg, var(--bg-tertiary) 25%, var(--border-color) 50%, var(--bg-tertiary) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: 4px;
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-tertiary);
}

/* 主题切换按钮 */
.theme-toggle-btn {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 2px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px var(--shadow-sm);
}

.theme-toggle-btn:hover {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: #fff;
    transform: rotate(20deg) scale(1.1);
    box-shadow: 0 4px 12px var(--shadow-md);
}

/* 模态框 */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
}

.modal-overlay.show {
    display: flex;
    animation: fadeIn 0.2s ease;
}

.modal-content {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 24px;
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 10px 40px var(--shadow-lg);
    animation: modalSlideIn 0.3s ease;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.modal-title {
    font-size: 18px;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color 0.2s;
}

.modal-close:hover {
    color: var(--error-color);
}

/* 分页 */
.pagination {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.pagination-btn {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s;
    color: var(--text-primary);
}

.pagination-btn:hover:not(:disabled) {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

.pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination-btn.active {
    background: var(--accent-color);
    color: #fff;
    border-color: var(--accent-color);
}

/* ========== 响应式工具 ========== */
@media (max-width: 768px) {
    .hide-mobile { display: none !important; }
    
    .modal-content {
        width: 95%;
        padding: 20px;
    }
    
    .btn {
        padding: 8px 16px;
        font-size: 13px;
    }
}

@media (min-width: 769px) {
    .show-mobile { display: none !important; }
}