/* 主页面样式 */
body {
    font-family: Arial, sans-serif;
    max-width: 1000px;
    margin: 0 auto;
    padding: 20px;
    background-color: #f4f4f4;
}

.container {
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
}

h1 {
    text-align: center;
    color: #2c3e50;
    margin-bottom: 10px;
    font-size: 28px;
}

h2 {
    color: #34495e;
    font-size: 22px;
    margin-bottom: 15px;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid #3498db;
    flex-wrap: wrap;
}

.header > div {
    flex: 1;
    min-width: 100px;
}

.user-info {
    font-size: 16px;
    color: #666;
}

.user-info strong {
    color: #333;
}

.logout-btn {
    background-color: #e74c3c;
    color: white;
    padding: 4px 8px;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    font-size: 10px;
    text-decoration: none;
    transition: background-color 0.3s;
    white-space: nowrap;
    display: inline-block;
}

.logout-btn:hover {
    background-color: #c0392b;
}

.add-project {
    margin-bottom: 30px;
    padding: 20px;
    background-color: #f8f9fa;
    border-radius: 8px;
    border-left: 5px solid #3498db;
}

.add-project label {
    display: block;
    margin-bottom: 5px;
    color: #666;
    font-weight: bold;
}

.add-project input, .add-project textarea {
    width: 100%;
    padding: 12px;
    margin: 8px 0;
    border: 1px solid #ddd;
    border-radius: 4px;
    box-sizing: border-box;
    font-size: 16px;
}

.add-project .form-row {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.add-project .form-row > div {
    flex: 1;
    min-width: 200px;
}

.add-project button {
    background-color: #27ae60;
    color: white;
    padding: 12px 24px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    margin-top: 10px;
    transition: background-color 0.3s;
}

.add-project button:hover {
    background-color: #229954;
}

.reminders {
    background-color: #fff3cd;
    color: #856404;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
    border: 1px solid #ffeeba;
}

.reminders h3 {
    margin: 0 0 10px 0;
    font-size: 18px;
}

.reminder-item {
    margin: 8px 0;
    padding: 8px;
    background-color: rgba(255, 255, 255, 0.8);
    border-radius: 4px;
    border-left: 3px solid #ffc107;
}

.project-list {
    margin-top: 20px;
}

.project {
    background-color: #f8f9fa;
    padding: 20px;
    margin-bottom: 15px;
    border-radius: 8px;
    border-left: 5px solid #27ae60;
    transition: transform 0.2s;
}

.project:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.project.completed {
    border-left-color: #95a5a6;
    opacity: 0.8;
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 15px;
}

.project-title {
    font-size: 20px;
    font-weight: bold;
    color: #2c3e50;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.project-status-section {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
}

.project-status {
    font-size: 14px;
    padding: 5px 10px;
    border-radius: 20px;
    font-weight: bold;
}

.status-active {
    background-color: #d4edda;
    color: #155724;
}

.status-completed {
    background-color: #e9ecef;
    color: #495057;
}

.project-content {
    margin: 15px 0;
    color: #555;
    line-height: 1.6;
}

.project-meta {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 10px;
    font-size: 14px;
    color: #7f8c8d;
    margin: 15px 0;
    padding: 15px;
    background-color: rgba(255, 255, 255, 0.8);
    border-radius: 4px;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.meta-item strong {
    color: #34495e;
}

.key-date {
    background-color: #fff3cd;
    color: #856404;
    padding: 3px 8px;
    border-radius: 4px;
    font-weight: bold;
}

.key-date-soon {
    background-color: #f8d7da;
    color: #721c24;
}

.project-actions {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}

.btn {
    padding: 8px 16px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s;
}

.btn-edit {
    background-color: #3498db;
    color: white;
}

.btn-edit:hover {
    background-color: #2980b9;
}

.btn-delete {
    background-color: #e74c3c;
    color: white;
}

.btn-delete:hover {
    background-color: #c0392b;
}

.btn-toggle {
    background-color: #f39c12;
    color: white;
}

.btn-toggle:hover {
    background-color: #e67e22;
}

.edit-form {
    margin-top: 20px;
    padding: 20px;
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 8px;
}

.edit-form label {
    display: block;
    margin-bottom: 5px;
    color: #666;
    font-weight: bold;
}

.edit-form input, .edit-form textarea {
    width: 100%;
    padding: 10px;
    margin: 8px 0;
    border: 1px solid #ddd;
    border-radius: 4px;
    box-sizing: border-box;
}

.edit-form .form-row {
    display: flex;
    gap: 10px;
    margin: 10px 0;
}

.edit-form .form-row > div {
    flex: 1;
}

.edit-form button {
    margin-right: 10px;
    margin-top: 10px;
}

.btn-save {
    background-color: #27ae60;
    color: white;
}

.btn-save:hover {
    background-color: #229954;
}

.btn-cancel {
    background-color: #95a5a6;
    color: white;
}

.btn-cancel:hover {
    background-color: #7f8c8d;
}

.welcome {
    text-align: center;
    color: #666;
    margin-bottom: 20px;
    font-size: 18px;
}

.empty-state {
    text-align: center;
    color: #7f8c8d;
    padding: 40px;
    background-color: rgba(255, 255, 255, 0.8);
    border-radius: 8px;
    border: 2px dashed #bdc3c7;
}

.empty-state h3 {
    color: #34495e;
    margin-bottom: 10px;
}

.badge {
    display: inline-block;
    padding: 3px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: bold;
}

.badge-warning {
    background-color: #fff3cd;
    color: #856404;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
    
    h1 {
        font-size: 24px;
    }
    
    .project-title {
        font-size: 18px;
    }
    
    .project-meta {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    
    .add-project .form-row {
        flex-direction: column;
        gap: 0;
    }
    
    .add-project .form-row > div {
        min-width: 100%;
    }
    
    .project-actions {
        flex-direction: column;
        gap: 10px;
    }
    
    .btn {
        padding: 10px 15px;
        font-size: 16px;
    }
    
    input[type="text"],
    input[type="password"],
    input[type="email"],
    textarea,
    input[type="date"] {
        padding: 12px;
        font-size: 16px;
    }
    
    /* 优化退出登录按钮 */
    .header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .header > div {
        width: 100%;
    }
    
    .logout-btn {
        width: auto;
        text-align: center;
        padding: 4px 8px;
        font-size: 10px;
        margin-top: 5px;
    }
    
    .user-info {
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    body {
        padding: 10px;
    }
    
    .container {
        padding: 10px;
    }
    
    h1 {
        font-size: 20px;
    }
    
    .project-title {
        font-size: 18px;
    }
    
    .project-content {
        padding: 15px;
    }
    
    /* 进一步优化退出登录按钮 */
    .header {
        gap: 5px;
    }
    
    .logout-btn {
        padding: 4px 8px;
        font-size: 10px;
    }
}