:root {
    --primary-color: #56BAFF;
    --primary-light: #56BAFF;
    --secondary-color: #2c3e50;
    --light-bg: #f8f9fa;
    --border-color: #e0e0e0;
}

body {
    font-family: 'Noto Sans JP', 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', 'Yu Gothic', sans-serif;
    background-color: var(--light-bg);
    color: var(--secondary-color);
}

#picker .webuploader-pick {
    background: #56BAFF;
    margin-right: 10px;
}

.breadcrumb-container {
    background-color: white;
    padding: 15px 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 30px;
}

.main-container {
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    padding: 25px;
    margin-bottom: 30px;
}

.form-section {
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 1px solid #eee;
}

.form-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.form-label {
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--secondary-color);
}

.form-control, .form-control:focus {
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 12px 15px;
    box-shadow: none;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem #C7E7E5;
}

.preview-section {
    background-color: #f9f9f9;
    border-radius: 8px;
    padding: 20px;
    margin-top: 25px;
    border: 1px solid #eee;
}

.preview-label {
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.preview-content {
    margin-bottom: 15px;
    padding: 10px 0;
    border-bottom: 1px dashed #eee;
}

.preview-content:last-child {
    border-bottom: none;
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    border-radius: 30px;
    padding: 10px 25px;
    font-weight: 500;
    transition: all 0.3s;
}

.btn-primary:hover, .btn-primary:focus {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px #28437A;
}

.btn-outline-primary {
    color: var(--primary-color);
    border-color: var(--primary-color);
    border-radius: 30px;
    padding: 10px 25px;
    font-weight: 500;
}

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

.action-buttons {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

.message-tabs {
    display: flex;
    flex-wrap: wrap;
    border-bottom: 2px solid var(--primary-light);
    margin-bottom: 25px;
}

.message-tab {
    padding: 10px 20px;
    cursor: pointer;
    font-weight: 500;
    color: var(--secondary-color);
    transition: all 0.3s;
    border-bottom: 2px solid transparent;
}

.message-tab.active {
    color: white;
    border-bottom: 2px solid var(--primary-color);
}

.message-tab:hover {
    /*color: var(--primary-color);*/
    border-bottom: 2px solid var(--primary-color);
}

.message-tab.active {
    background-color: var(--primary-light);
    border-radius: 5px 5px 0 0;
}

.error-message {
    color: #e74c3c;
    font-size: 0.9rem;
    margin-top: 5px;
}

.editor-container {
    border: 1px solid #ddd;
    border-radius: 8px;
    overflow: hidden;
}

@media (max-width: 991.98px) {
    .preview-section {
        margin-top: 15px;
    }

    .action-buttons {
        flex-direction: column;
        gap: 10px;
    }

    .btn-primary, .btn-outline-primary {
        width: 100%;
    }

    .content-container {
        order: 1; /* 将内容区域移到下方 */
    }
}

@media (max-width: 767.98px) {
    .main-container {
        padding: 15px;
    }

    .message-tab {
        padding: 8px 15px;
        font-size: 0.9rem;
    }

    .form-section {
        margin-bottom: 20px;
        padding-bottom: 15px;
    }
}