/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2563eb;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --info-color: #3b82f6;
    --background-color: #f8fafc;
    --card-background: #ffffff;
    --text-color: #1e293b;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* 导航栏 */
.navbar {
    background-color: var(--card-background);
    box-shadow: var(--shadow);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
}

.logo a {
    color: var(--primary-color);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
}

.nav-link {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: color 0.3s;
}

.nav-link:hover {
    color: var(--primary-color);
}

/* 容器 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* 主内容区域 */
.main-content {
    flex: 1;
    padding: 2rem 0;
}

/* 页面标题 */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.page-header h2 {
    font-size: 2rem;
    color: var(--text-color);
}

.header-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

/* 按钮样式 */
.btn {
    display: inline-flex;
    align-items: center;
    vertical-align: middle; /* Ensure vertical alignment */
    box-sizing: border-box; /* Ensure consistent box model */
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    line-height: 1.5; /* Standardize line height for all buttons */
    border: none;
    border-radius: 0.375rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 0.875rem;
}

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

.btn-primary:hover {
    background-color: #1d4ed8;
}

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

.btn-secondary:hover {
    background-color: #475569;
}

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

.btn-success:hover {
    background-color: #059669;
}

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

.btn-warning:hover {
    background-color: #d97706;
}

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

.btn-danger:hover {
    background-color: #dc2626;
}

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

.btn-info:hover {
    background-color: #2563eb;
}

.btn-sm {
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
}

/* 项目卡片网格 */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 1.5rem;
}

/* 项目卡片 */
.project-card {
    background-color: var(--card-background);
    border-radius: 0.5rem;
    box-shadow: var(--shadow);
    padding: 1.5rem;
    transition: transform 0.3s, box-shadow 0.3s;
}

.project-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    cursor: pointer;
}

.project-card.status-shipped {
    opacity: 0.7;
    background-color: #f9fafb;
}

.project-card.status-shipped .project-header h3 {
    text-decoration: line-through;
    color: var(--text-muted);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 1rem;
}

.project-header h3 {
    font-size: 1.25rem;
    color: var(--text-color);
    margin: 0;
}

.project-info {
    margin-bottom: 1rem;
}

.project-info p {
    margin: 0.5rem 0;
    color: var(--text-muted);
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.project-info i {
    width: 1rem;
    color: var(--primary-color);
}

.project-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    justify-content: flex-start; /* Default for desktop */
}

/* 徽章 */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-success {
    background-color: #d1fae5;
    color: #065f46;
}

.badge-warning {
    background-color: #fed7aa;
    color: #92400e;
}

.badge-info {
    background-color: #bae6fd;
    color: #0c4a6e;
}

/* 表单样式 */
.form-container {
    max-width: 800px;
    margin: 0 auto;
}

.project-form {
    background-color: var(--card-background);
    padding: 2rem;
    border-radius: 0.5rem;
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-color);
}

.form-group label i {
    margin-right: 0.5rem;
    color: var(--primary-color);
}

.required {
    color: var(--danger-color);
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    font-size: 1rem;
    transition: border-color 0.3s;
}


input[type="date"].form-control {
    cursor: pointer;
}

/* Style the calendar picker indicator to be more prominent */
input[type="date"]::-webkit-calendar-picker-indicator {
    opacity: 1;
    cursor: pointer;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-control:disabled {
    background-color: var(--background-color);
    cursor: not-allowed;
}

.form-text {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* 文件上传区域 */
.file-upload-area {
    position: relative;
}

.file-input {
    position: absolute;
    opacity: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
}

.file-label {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    border: 2px dashed var(--border-color);
    border-radius: 0.5rem;
    background-color: var(--background-color);
    cursor: pointer;
    transition: all 0.3s;
}

.file-label:hover {
    border-color: var(--primary-color);
    background-color: #f0f9ff;
}

.file-label i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.file-label span {
    font-weight: 500;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.file-label small {
    color: var(--text-muted);
    font-size: 0.75rem;
}

.file-list {
    margin-top: 1rem;
}

.file-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem;
    background-color: var(--background-color);
    border-radius: 0.375rem;
    margin-bottom: 0.5rem;
}

.file-item i {
    color: var(--primary-color);
}

.file-name {
    flex: 1;
    font-size: 0.875rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file-size {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* 表单操作按钮 */
.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

/* 详情页样式 */
.detail-container {
    display: grid;
    gap: 2rem;
}

.detail-card {
    background-color: var(--card-background);
    border-radius: 0.5rem;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.detail-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.detail-header h3 {
    margin: 0;
    font-size: 1.25rem;
}

.detail-content {
    padding: 1.5rem;
}

.info-row {
    display: flex;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
}

.info-row:last-child {
    border-bottom: none;
}

.info-label {
    flex: 0 0 200px;
    font-weight: 500;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.info-label i {
    color: var(--primary-color);
}

.info-value {
    flex: 1;
    color: var(--text-color);
}

/* 文件网格 */
.files-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}

.file-card {
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    overflow: hidden;
    transition: all 0.3s;
}

.file-card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-2px);
}

.file-preview {
    height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--background-color);
}

.image-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    cursor: pointer;
}

.file-icon-preview i {
    font-size: 3rem;
    color: var(--primary-color);
}

.file-info {
    padding: 1rem;
}

.file-info .file-name {
    font-weight: 500;
    margin-bottom: 0.5rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file-info .file-date {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.file-actions {
    display: flex;
    gap: 0.5rem;
}

/* 已存在文件列表 */
.existing-files {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.existing-file-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem;
    background-color: var(--background-color);
    border-radius: 0.375rem;
}

.file-thumbnail {
    width: 50px;
    height: 50px;
    object-fit: cover;
    border-radius: 0.25rem;
}

.file-icon {
    font-size: 2rem;
    color: var(--primary-color);
}

.existing-file-item .file-name {
    flex: 1;
}

/* 空状态 */
.empty-state {
    text-align: center;
    padding: 3rem;
    color: var(--text-muted);
}

.empty-state i {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-state h3 {
    margin-bottom: 0.5rem;
}

/* 警告提示 */
.alert {
    padding: 1rem;
    border-radius: 0.375rem;
    margin-bottom: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.alert-success {
    background-color: #d1fae5;
    color: #065f46;
}

.alert-error {
    background-color: #fee2e2;
    color: #991b1b;
}

.close-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: inherit;
    opacity: 0.7;
}

.close-btn:hover {
    opacity: 1;
}

/* 模态框 */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    cursor: pointer;
}

.modal-content {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 90%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    cursor: default;
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
}

.modal-close:hover {
    color: #bbb;
}

#modalCaption {
    margin: auto;
    display: block;
    width: 80%;
    max-width: 700px;
    text-align: center;
    color: #ccc;
    padding: 10px 0;
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
}

/* 页脚 */
.footer {
    background-color: var(--card-background);
    border-top: 1px solid var(--border-color);
    padding: 1.5rem 0;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .navbar .container {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-links {
        width: 100%;
        justify-content: center;
    }
    
    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .header-actions {
        width: 100%;
    }

    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .info-row {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .info-label {
        flex: none;
    }
    
    .files-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .form-actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    .existing-file-item {
        flex-wrap: wrap;
    }
    
    .existing-file-item .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 0.5rem;
    }
    
    .page-header h2 {
        font-size: 1.5rem;
    }
    
    .project-form {
        padding: 1rem;
    }
    
    .file-label {
        padding: 2rem 1rem;
    }
    
    .files-grid {
        grid-template-columns: 1fr;
    }
}
/* 登录页面样式 */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(to right, #6a11cb, #2575fc);
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 1rem;
}

.login-card {
    background-color: var(--card-background);
    padding: 2rem;
    border-radius: 0.5rem;
    box-shadow: var(--shadow-lg);
}

.login-card h1 {
    text-align: center;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.btn-block {
    width: 100%;
    padding: 0.75rem;
    font-size: 1rem;
}

/* 登录页面的响应式设计 */
@media (max-width: 480px) {
    .login-card {
        padding: 1.5rem;
    }
}
/* 日期高亮 */
.delivery-date-value {
    font-weight: bold;
}

.delivery-date-value.date-soon {
    color: var(--warning-color) !important;
}

.delivery-date-value.date-overdue {
    color: var(--danger-color) !important;
}
/* 订单列表页优化 */
.order-section {
    margin-bottom: 3rem;
}

.order-section:last-child {
    margin-bottom: 0;
}

.section-title {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-color);
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-color);
}

.project-card.completed .project-header h3 {
    text-decoration: line-through;
    color: var(--text-muted);
}

.project-card.completed {
    background-color: #f9fafb; /* 给已完成的卡片一个稍微不同的背景色 */
}
/* Make the entire form group for date picker clickable */
.form-group[onclick*="showPicker"] {
    cursor: pointer;
}

/* 搜索容器 */
.search-container {
    margin-bottom: 1.5rem;
    max-width: 500px;
}

.search-container form {
    display: flex;
    border-radius: 0.375rem;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.search-container input[type="text"] {
    flex-grow: 1;
    border: 1px solid var(--border-color);
    padding: 0.75rem;
    font-size: 1rem;
    border-right: none;
}

.search-container input[type="text"]:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.search-container button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 0 1.25rem;
    cursor: pointer;
    transition: background-color 0.3s;
}

.search-container button:hover {
    background-color: #1d4ed8;
}
/* Enhanced File Upload List Styles */
.file-list {
    margin-top: 15px;
    border-top: 1px solid #eee;
    padding-top: 10px;
}

.file-item {
    display: flex;
    align-items: center;
    padding: 8px;
    border-radius: 4px;
    background-color: #f9f9f9;
    margin-bottom: 8px;
    border: 1px solid #ddd;
    font-size: 0.9rem;
}

.file-item i {
    margin-right: 10px;
    color: #6c757d;
    font-size: 1.2rem;
}

.file-item .file-name {
    flex-grow: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.file-item .file-size {
    margin-left: 15px;
    color: #6c757d;
    white-space: nowrap;
}

.file-item .file-remove-btn {
    margin-left: 15px;
    background: none;
    border: none;
    color: #dc3545;
    font-size: 1.2rem;
    font-weight: bold;
    cursor: pointer;
    padding: 0 5px;
    line-height: 1;
}

.file-item .file-remove-btn:hover {
    color: #a71d2a;
}