.quotation-form-container {
    max-width: 1200px;
    margin: 20px auto;
    padding: 20px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    font-family: Arial, sans-serif;
    color: #333;
}

.quotation-form-container h2 {
    color: #23282d;
    text-align: center;
    margin-bottom: 30px;
    border-bottom: none;
    padding-bottom: 15px;
    font-size: 1.8em;
    position: relative;
}

.quotation-form-container h2:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: #0073aa;
    border-radius: 2px;
}

.form-section {
    margin-bottom: 25px;
    padding: 15px;
    border: 1px solid #eee;
    border-radius: 5px;
    background-color: #fafafa;
}

.form-section h3 {
    margin-top: 0;
    color: #333;
    border-bottom: 1px solid #eee;
    padding-bottom: 10px;
    font-size: 1.2em;
}

.form-section h3:before {
    content: '';
    display: inline-block;
    width: 8px;
    height: 24px;
    background: #0073aa;
    border-radius: 4px;
    margin-right: 10px;
}

.form-row {
    display: flex;
    gap: 20px;
    margin-bottom: 15px;
}

.form-group {
    flex: 1;
    margin-bottom: 15px;
}

.file-input-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.file-input-group input[type="file"] {
    flex: 1;
}

.file-input-group input[type="file"]:focus {
    border-color: #0073aa;
    outline: none;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
    color: #555;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="number"],
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 14px;
    box-sizing: border-box;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #007cba;
    box-shadow: 0 0 5px rgba(0, 124, 186, 0.3);
}

.help-text {
    color: #666;
    font-size: 13px;
    margin-top: 5px;
}

/* Excel预览区域样式 */
.excel-preview-area {
    margin: 15px 0;
    padding: 15px;
    background-color: #f9f9f9;
    border: 1px solid #ddd;
    border-radius: 4px;
    max-height: 300px;
    overflow-y: auto;
}

.excel-preview-area table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}

.excel-preview-area th,
.excel-preview-area td {
    padding: 8px 12px;
    border: 1px solid #ccc;
    text-align: left;
}

.excel-preview-area th {
    background-color: #f0f0f1;
    font-weight: bold;
}

.input-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 15px;
    background-color: #fff;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.input-table th {
    background-color: #f0f0f1;
    padding: 12px;
    text-align: left;
    font-weight: bold;
    color: #23282d;
    border: 1px solid #dcdcde;
}

.input-table td {
    padding: 10px;
    border: 1px solid #dcdcde;
    vertical-align: top;
}

.input-table input[type="text"],
.input-table input[type="number"] {
    width: 100%;
    padding: 8px;
    border: 1px solid #ccc;
    border-radius: 3px;
    box-sizing: border-box;
}

.remove-row-btn {
    background-color: #dc3232;
    color: white;
    border: none;
    padding: 5px 10px;
    border-radius: 3px;
    cursor: pointer;
    font-size: 12px;
}

.remove-row-btn:hover {
    background-color: #c00;
}


#submit-btn, #reset-form-btn {
    padding: 8px 16px;
    font-size: 14px;
    transition: background 0.2s;
}

#submit-btn {
    background-color: #0047ab;
    margin-right: 10px;
}

#submit-btn:hover {
    background-color: #0047ab;
}

#reset-form-btn {
    background-color: #808080;
}

#reset-form-btn:hover {
    background-color: #666;
}

#reset-excel-btn {
    background-color: #6c757d;
    color: white;
    padding: 12px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: background 0.2s;
}

#submit-btn:active, #reset-form-btn:active, #reset-excel-btn:active {
    transform: translateY(0);
}

#submit-btn:disabled {
    background-color: #cccccc;
    cursor: not-allowed;
}

#form-message {
    margin-top: 15px;
    padding: 10px;
    border-radius: 4px;
    display: none;
}

#form-message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

#form-message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .form-row {
        flex-direction: column;
    }
    
    .quotation-form-container {
        padding: 15px;
        margin: 10px;
    }
    
    .input-table,
    .input-table thead,
    .input-table tbody,
    .input-table th,
    .input-table td,
    .input-table tr {
        display: block;
    }
    
    .input-table thead tr {
        position: absolute;
        top: -9999px;
        left: -9999px;
    }
    
    .input-table tr {
        border: 1px solid #ccc;
        margin-bottom: 10px;
        padding: 10px;
        border-radius: 5px;
    }
    
    .input-table td {
        border: none;
        position: relative;
        padding-left: 50% !important;
        text-align: left;
    }
    
    .input-table td:before {
        content: attr(data-label) ": ";
        position: absolute;
        left: 8px;
        width: 45%;
        text-align: left;
        font-weight: bold;
    }
}