/* ============================================
   庆典活动AI智能联动 - 公共样式
   ============================================ */

:root {
    --primary-color: #2c3e50;
    --accent-color: #3498db;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --danger-color: #e74c3c;
    --bg-color: #f5f7fa;
    --border-color: #dcdfe6;
    --text-color: #333;
    --text-secondary: #666;
    --header-height: 60px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    outline: none;
}

body {
    font-family: "Helvetica Neue", Helvetica, "PingFang SC", "Microsoft YaHei", sans-serif;
    background: var(--bg-color);
    color: var(--text-color);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-y: scroll;
}

/* 顶部导航栏 */
header {
    height: var(--header-height);
    background: #fff;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    flex-shrink: 0;
    z-index: 100;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.logo {
    font-size: 18px;
    font-weight: bold;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    cursor: pointer;
}

.logo:hover {
    color: var(--accent-color);
}

.nav-tabs {
    display: flex;
    gap: 5px;
}

.nav-tab {
    padding: 8px 20px;
    border: none;
    background: #fff;
    cursor: pointer;
    font-size: 14px;
    border-bottom: 2px solid transparent;
    color: var(--text-secondary);
    transition: all 0.2s;
    text-decoration: none;
    border-radius: 4px 4px 0 0;
}

.nav-tab.active,
.nav-tab:hover {
    border-bottom-color: var(--accent-color);
    color: var(--accent-color);
    background: #f0f7ff;
}

.nav-tab.active {
    font-weight: bold;
}

.header-tools {
    display: flex;
    gap: 10px;
    align-items: center;
}

.divider {
    width: 1px;
    height: 20px;
    background: var(--border-color);
    margin: 0 5px;
}

/* 主内容区 */
main {
    flex: 1;
    margin-top: var(--header-height);
    padding: 20px;
    overflow-y: auto;
}

/* 按钮样式 */
.btn {
    padding: 8px 16px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 13px;
    transition: all 0.2s;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

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

.btn-primary:hover {
    background: #2980b9;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(52, 152, 219, 0.3);
}

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

.btn-success:hover {
    background: #229954;
}

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

.btn-warning:hover {
    background: #e67e22;
}

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

.btn-danger:hover {
    background: #c0392b;
}

.btn-outline {
    background: #fff;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.btn-outline:hover {
    background: #f5f5f5;
    border-color: var(--accent-color);
    color: var(--accent-color);
}

.btn-sm {
    padding: 4px 10px;
    font-size: 12px;
}

.btn-lg {
    padding: 10px 20px;
    font-size: 14px;
}

/* 卡片 */
.card {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    padding: 20px;
    margin-bottom: 20px;
}

.card-title {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 8px;
}

/* 表单 */
.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 14px;
    transition: all 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

/* 表格 */
table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

th, td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    background: linear-gradient(to bottom, #f8f9fa, #f1f3f5);
    font-weight: 600;
    color: var(--primary-color);
    border-bottom: 2px solid var(--border-color);
}

tr:hover {
    background: #f8f9fa;
}

tr:nth-child(even) {
    background: #fafafa;
}

tr:nth-child(even):hover {
    background: #f5f7fa;
}

/* 工具栏 */
.toolbar {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
    flex-wrap: wrap;
    align-items: center;
}

/* 标签 */
.tag {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 3px;
    font-size: 12px;
    font-weight: 500;
}

.tag-primary { background: #e3f2fd; color: #1976d2; }
.tag-success { background: #e8f5e9; color: #388e3c; }
.tag-warning { background: #fff3e0; color: #f57c00; }
.tag-danger { background: #ffebee; color: #d32f2f; }
.tag-info { background: #e3f2fd; color: #0288d1; }

/* 状态指示 */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.status-badge::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-badge.active::before { background: var(--success-color); }
.status-badge.pending::before { background: var(--warning-color); }
.status-badge.error::before { background: var(--danger-color); }

/* 加载动画 */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 提示信息 */
.hint {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 5px;
}

.hint::before {
    content: '💡 ';
}

/* 数字高亮 */
.number-highlight {
    font-family: 'Consolas', 'Monaco', monospace;
    font-weight: bold;
    color: var(--accent-color);
}

/* 滚动条美化 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #a1a1a1;
}

/* 下拉菜单 */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 160px;
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.1);
    z-index: 1000;
    display: none;
    margin-top: 5px;
}

.dropdown-menu.show {
    display: block;
}

.dropdown-item {
    display: block;
    width: 100%;
    padding: 8px 16px;
    text-align: left;
    border: none;
    background: none;
    cursor: pointer;
    font-size: 13px;
    color: var(--text-color);
    transition: background 0.2s;
    border-radius: 4px;
}

.dropdown-item:hover {
    background: #f5f7fa;
    color: var(--accent-color);
}

.dropdown-arrow {
    font-size: 10px;
    margin-left: 5px;
}

/* 响应式 */
@media (max-width: 1200px) {
    .nav-tabs {
        gap: 2px;
    }
    
    .nav-tab {
        padding: 8px 12px;
        font-size: 13px;
    }
}

@media (max-width: 768px) {
    header {
        padding: 0 10px;
    }

    .logo {
        font-size: 14px;
    }

    /* 移动端导航优化：改为汉堡菜单 */
    .nav-tabs {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: #fff;
        flex-direction: column;
        gap: 0;
        border-bottom: 1px solid var(--border-color);
        display: none;
        z-index: 99;
        box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    }

    .nav-tabs.mobile-open {
        display: flex;
    }

    .nav-tab {
        padding: 12px 20px;
        text-align: center;
        border-bottom: 1px solid #f0f0f0;
    }

    .nav-tab:last-child {
        border-bottom: none;
    }

    /* 汉堡菜单按钮 */
    .mobile-menu-btn {
        display: block;
        background: none;
        border: none;
        cursor: pointer;
        padding: 8px;
    }

    .mobile-menu-btn span {
        display: block;
        width: 20px;
        height: 2px;
        background: var(--text-color);
        margin: 4px 0;
        transition: 0.3s;
    }

    .header-tools .btn {
        padding: 6px 10px;
        font-size: 12px;
    }

    .dropdown-menu {
        min-width: 140px;
    }

    .dropdown-item {
        padding: 6px 12px;
        font-size: 12px;
    }

    /* 通用：左右布局改为上下堆叠 */
    .layout-sidebar-right,
    .layout-sidebar-left {
        flex-direction: column;
    }

    /* 侧边栏优化 */
    .sidebar {
        width: 100% !important;
        max-height: 40vh;
        overflow-y: auto;
        border-bottom: 1px solid var(--border-color);
    }

    /* 主内容区域 */
    .main-content {
        padding: 10px;
        overflow-x: auto;
    }

    /* 表格优化 */
    .data-table {
        font-size: 12px;
    }

    .data-table th,
    .data-table td {
        padding: 8px 6px;
    }

    /* 模态框优化 */
    .modal {
        width: 95%;
        max-width: none;
        margin: 10px auto;
    }

    .modal-body {
        max-height: 70vh;
    }

    /* 按钮组优化 */
    .btn-group {
        flex-wrap: wrap;
    }

    .btn {
        font-size: 13px;
        padding: 8px 12px;
    }
}

/* 动画 */
.fade-in {
    animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.slide-in {
    animation: slideIn 0.3s ease-out;
}

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