/* 全局样式 */
:root {
    --primary-color: #FF6B00;
    --secondary-color: #333;
    --light-gray: #f5f5f5;
    --text-color: #333;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Microsoft YaHei", sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    padding-top: 90px;
}

/* 容器宽度设置 - 提高优先级 */
.container {
    max-width: 1600px !important;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
    box-sizing: border-box;
}

/* 响应式容器宽度 */
@media (max-width: 1680px) {
    .container {
        max-width: 1400px !important;
    }
}

@media (max-width: 1440px) {
    .container {
        max-width: 1180px !important;
    }
}

@media (max-width: 1200px) {
    .container {
        max-width: 960px !important;
    }
}

@media (max-width: 992px) {
    .container {
        max-width: 720px !important;
    }
}

@media (max-width: 768px) {
    .container {
        max-width: 100% !important;
        padding: 0 15px;
    }
}

/* 表单样式 */
.contact-form {
    max-width: 600px;
    margin: 0 auto;
    padding: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.btn-submit {
    background: var(--primary-color);
    color: white;
    padding: 10px 30px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

/* 响应式调整 */
@media (max-width: 1680px) {
    .container {
        max-width: 1400px;
    }
}

@media (max-width: 1440px) {
    .container {
        max-width: 1180px;
    }
}

@media (max-width: 1200px) {
    .container {
        max-width: 960px;
    }
    
    .logo {
        margin-right: 40px;
    }
    
    .main-nav ul li a {
        padding: 10px 12px;
    }
}

@media (max-width: 992px) {
    .container {
        max-width: 720px;
    }
    
    .logo {
        margin-right: 30px;
    }
}

@media (max-width: 768px) {
    .container {
        max-width: 100%;
        padding: 0 15px;
    }
}