/* 导入Element风格样式 */
@import url('element-style.css');

/* 主题色定义 */
:root {
    --primary-color: var(--el-color-primary);
    --secondary-color: #6c757d;
    --success-color: var(--el-color-success);
    --info-color: var(--el-color-info);
    --warning-color: var(--el-color-warning);
    --danger-color: var(--el-color-danger);
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
}

body {
    font-family: "Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "微软雅黑", Arial, sans-serif;
    min-height: 100vh;
    background-color: #f5f7fa;
    line-height: 1.6;
    padding-bottom: 60px; /* 留出空间给固定底部 */
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: all 0.3s;
}

a:hover {
    color: #66b1ff;
}

/* 导航条样式优化 */
.navbar {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    background-color: white;
}

.navbar-brand {
    font-weight: bold;
    color: var(--primary-color) !important;
}

.nav-link {
    position: relative;
    margin: 0 10px;
    font-weight: 500;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width 0.3s;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

/* 表单样式 */
.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.25rem rgba(0, 123, 255, 0.25);
}

/* 卡片样式 */
.card {
    border: none;
    border-radius: var(--el-border-radius-base);
    box-shadow: var(--el-shadow-light);
    transition: all 0.3s;
    overflow: hidden;
}

.card:hover {
    box-shadow: var(--el-shadow-base);
}

.card-header {
    background-color: #fff;
    border-bottom: 1px solid var(--el-border-color-lighter);
    font-weight: 500;
}

.card-header.bg-primary {
    background-color: var(--primary-color) !important;
    color: white;
}

.card-body {
    padding: 20px;
}

/* 按钮样式 */
.btn {
    border-radius: var(--el-border-radius-base);
    transition: all 0.3s;
    font-weight: 500;
}

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

.btn-primary:hover,
.btn-primary:focus {
    background-color: #66b1ff;
    border-color: #66b1ff;
    box-shadow: 0 0 0 0.2rem rgba(64, 158, 255, 0.25);
}

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

.btn-success:hover,
.btn-success:focus {
    background-color: #85ce61;
    border-color: #85ce61;
    box-shadow: 0 0 0 0.2rem rgba(103, 194, 58, 0.25);
}

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

.btn-danger:hover,
.btn-danger:focus {
    background-color: #f78989;
    border-color: #f78989;
    box-shadow: 0 0 0 0.2rem rgba(245, 108, 108, 0.25);
}

.btn-outline-primary {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-outline-primary:hover {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

/* 警告和提醒颜色 */
.text-warning {
    color: var(--warning-color) !important;
}

.text-danger {
    color: var(--danger-color) !important;
}

.text-success {
    color: var(--success-color) !important;
}

/* 页面标题 */
.page-title {
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #dee2e6;
}

/* 表格样式 */
.table {
    color: var(--el-color-text-regular);
}

.table thead th {
    border-top: none;
    border-bottom: 1px solid var(--el-border-color-lighter);
    background-color: var(--el-background-color-base);
    color: var(--el-color-text-regular);
    font-weight: 500;
}

.table-hover tbody tr:hover {
    background-color: var(--el-border-color-extra-light);
}

/* 徽章样式 */
.badge {
    font-weight: 500;
    padding: 4px 8px;
    border-radius: 10px;
}

.badge-success {
    background-color: var(--success-color);
}

.badge-warning {
    background-color: var(--warning-color);
}

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

.badge-info {
    background-color: var(--info-color);
}

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

/* 警告框样式 */
.alert {
    border: none;
    border-radius: var(--el-border-radius-base);
}

.alert-info {
    background-color: #f4f4f5;
    color: var(--info-color);
}

.alert-success {
    background-color: #f0f9eb;
    color: var(--success-color);
}

.alert-warning {
    background-color: #fdf6ec;
    color: var(--warning-color);
}

.alert-danger {
    background-color: #fef0f0;
    color: var(--danger-color);
}

/* 列表组样式 */
.list-group-item {
    border-color: var(--el-border-color-lighter);
    transition: all 0.3s;
}

.list-group-item:hover {
    background-color: var(--el-border-color-extra-light);
}

.list-group-item.active {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

/* 管理页面侧边栏 */
.admin-sidebar .list-group-item {
    border-radius: 0;
    border-left: 3px solid transparent;
    padding: 12px 15px;
}

.admin-sidebar .list-group-item:hover,
.admin-sidebar .list-group-item.active {
    border-left-color: var(--primary-color);
    background-color: #ecf5ff;
    color: var(--primary-color);
}

.admin-sidebar .list-group-item.active {
    font-weight: 500;
}

.admin-sidebar .list-group-item i {
    margin-right: 8px;
}

/* 登录和注册页面 */
.auth-container {
    max-width: 400px;
    margin: 60px auto;
}

.auth-card {
    border-radius: 8px;
    box-shadow: var(--el-shadow-base);
}

.auth-header {
    text-align: center;
    padding: 25px 20px 15px;
}

.auth-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--el-color-text-primary);
    margin-bottom: 10px;
}

.auth-subtitle {
    color: var(--el-color-text-secondary);
    font-size: 14px;
}

.auth-form {
    padding: 20px 30px 30px;
}

.auth-footer {
    text-align: center;
    margin-top: 20px;
    color: var(--el-color-text-secondary);
}

/* 主页特殊样式 */
.hero-section {
    background-color: #ecf5ff;
    padding: 60px 0;
    margin-bottom: 40px;
}

.hero-title {
    font-size: 32px;
    font-weight: 600;
    color: var(--el-color-text-primary);
    margin-bottom: 15px;
}

.hero-description {
    font-size: 16px;
    color: var(--el-color-text-regular);
    margin-bottom: 25px;
    max-width: 600px;
}

.feature-card {
    text-align: center;
    padding: 30px 20px;
    height: 100%;
    transition: all 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 40px;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.feature-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--el-color-text-primary);
}

.feature-description {
    color: var(--el-color-text-secondary);
}

/* 仪表盘 */
.dashboard-card {
    padding: 20px;
    margin-bottom: 20px;
    height: 100%;
}

.stat-value {
    font-size: 28px;
    font-weight: 600;
    color: var(--el-color-text-primary);
}

.stat-label {
    color: var(--el-color-text-secondary);
    font-size: 14px;
}

.quick-action-btn {
    margin-bottom: 10px;
}

/* 预警和座位列表样式 */
.seat-block {
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    border-radius: 3px;
    margin: 3px;
    transition: all 0.3s;
}

.seat-block:hover {
    transform: scale(1.1);
}

.seat-free {
    background-color: var(--success-color);
    color: white;
}

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

.alert-item {
    border-left: 3px solid var(--primary-color);
    padding: 15px;
    margin-bottom: 15px;
    background-color: white;
    border-radius: 4px;
    box-shadow: var(--el-shadow-light);
    transition: all 0.3s;
}

.alert-item:hover {
    box-shadow: var(--el-shadow-base);
}

.alert-name {
    font-weight: 600;
    color: var(--el-color-text-primary);
    margin-bottom: 5px;
}

.alert-type {
    font-size: 12px;
    padding: 2px 8px;
    border-radius: 10px;
    display: inline-block;
    margin-bottom: 10px;
}

.alert-type-warning {
    background-color: var(--warning-color);
    color: white;
}

.alert-type-vacancy {
    background-color: var(--success-color);
    color: white;
}

.alert-area {
    color: var(--el-color-text-regular);
    margin-bottom: 5px;
}

.alert-details {
    font-size: 13px;
    color: var(--el-color-text-secondary);
}

/* 页脚 */
.footer {
    background-color: white;
    padding: 25px 0;
    margin-top: 60px;
    color: var(--el-color-text-secondary);
    border-top: 1px solid var(--el-border-color-lighter);
}

.footer-links a {
    color: var(--el-color-text-regular);
    margin-left: 15px;
}

.footer-links a:hover {
    color: var(--primary-color);
}

/* 响应式调整 */
@media (max-width: 767.98px) {
    .hero-section {
        padding: 40px 0;
    }
    
    .hero-title {
        font-size: 26px;
    }
    
    .feature-card {
        margin-bottom: 20px;
    }
    
    .auth-container {
        margin: 20px auto;
    }
}

/* 座位状态颜色 */
.seat {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    border-radius: 4px;
    color: white;
    font-weight: 500;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    transition: all 0.2s;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    padding: 2px;
    margin: 5px;
}

.seat:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
    z-index: 1;
}

.seat-free {
    background-color: var(--success-color);
    color: white;
}

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

.seat-number {
    font-weight: bold;
    font-size: 0.85rem;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    white-space: nowrap;
    text-overflow: ellipsis;
    max-width: 100%;
    overflow: hidden;
}

.seat-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.area-title {
    padding: 10px;
    margin-bottom: 10px;
    background-color: #f8f9fa;
    border-radius: 4px;
}

.seat-row {
    margin-bottom: 15px;
}

@media (max-width: 768px) {
    .seat {
        width: 36px;
        height: 36px;
        font-size: 0.8rem;
        margin: 3px;
    }
    
    .seat-grid {
        gap: 5px;
    }
    
    .seat-number {
        font-size: 0.75rem;
    }
}

/* 预警状态标签 */
.alert-status {
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.85rem;
    font-weight: 500;
}

.alert-status-active {
    background-color: #28a745;
    color: white;
}

.alert-status-triggered {
    background-color: #ffc107;
    color: black;
}

.alert-status-inactive {
    background-color: #6c757d;
    color: white;
}