/* 全局样式 */
body {
    font-family: 'Helvetica Neue', Arial, sans-serif; 
    color: #333;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background: #f4f4f4;
    overflow-x: hidden; 
    font-size: 18px;
}

/* 标题样式 */
header {
    background: #000;
    color: #ffffff;
    text-align: center;
    padding: 20px;
}

header h1 {
    margin: 0;
    font-size: 2.5em;
}

/* 视频部分样式 */
#video-section {
    position: relative;
    text-align: center;
    padding: 20px;
    background: url('../images/mainbackground.jpg')no-repeat center center;
    background-size:cover ;
}

#video-section h2 {
    font-size: 2.5em;
    margin-bottom: 20px;
}

.video-wrapper {
    position: relative;
    width: 100%;
    max-width: 360px;
    margin: 0 auto;
    overflow: hidden;
}

.video-wrapper video {
    width: 100%;
    height: auto;
}

/* 表单样式 */
.gray-section {
    background: #e0e0e0;
    padding: 40px 20px;
}

.white-section {
    background: #ffffff;
    padding: 40px 20px;
}

#form-section {
    display: flex;
    justify-content: center;
    align-items: center;
}

#form-section form {
    display: flex;
    flex-direction: column;
    margin-right: 20px;
    width: 45%;
}

#form-section input, #form-section button {
    padding: 15px;
    margin: 15px 0;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1.2em;
}

#form-section button {
    background: #000;
    color: #ffffff;
    cursor: pointer;
}

.whatsapp-button {
    background: #25d366;
    color: #ffffff;
    padding: 15px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1.5em;
    display: flex;
    align-items: center;
    justify-content: center;
}

.whatsapp-button img {
    margin-right: 10px;
    height: 1em;
}

/* 特效部分样式 */
#offer-section {
    text-align: center;
    position: relative;
    padding: 40px 20px;
    color: #ffffff;
    background: url('../images/landscape.jpg') no-repeat center center;
    background-size: cover;
    z-index: 0;/* 确保背景不覆盖内容 */
}

#offer-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: -1; /* 确保背景层在内容层之下 */
}

#offer-section h2, #offer-section .highlight, #offer-section button {
    position: relative;
    z-index: 1;/* 确保内容在背景层之上 */
}

#offer-section h2 {
    font-size: 3em;
    margin: 20px 0;
}

#offer-section .highlight {
    font-size: 4em;
}

#offer-section button {
    background: #25d366;
    color: #ffffff;
    padding: 15px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1.5em;
    margin-top: 20px;
}

#offer-section button:hover {
    background: #1ebc61;
}

/* 第二表单样式 */
#second-form-section {
    text-align: center;
}

#second-form-section form {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
}

#second-form-section input, #second-form-section button {
    width: 80%;
    max-width: 400px;
    padding: 15px;
    margin: 15px 0;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1.2em;
}

#second-form-section button {
    background: #333;
    color: #ffffff;
    cursor: pointer;
}

.map-title h1 {
    text-align: center;
        font-size:40px; font-weight:500; color:#222; letter-spacing:1px;
        text-transform: uppercase;
        display: grid;
        grid-template-columns: 1fr max-content 1fr;
        grid-template-rows: 27px 0;
        grid-gap: 20px;
        align-items: center;
    }
    
.map-title h1:after,.map-title h1:before {
    content: " ";
    display: block;
    border-bottom: 1px solid #c50000;
    border-top: 1px solid #c50000;
    height: 5px;
    background-color:#f8f8f8;
}

/* 地图样式 */
#location-section {
    text-align: center;
    padding: 40px 20px;
    background: url('../images/mapbackground.jpg') no-repeat center center;
    background-size: cover;
    position: relative;
}

#location-section h2 {
    font-size: 2em;
    margin-bottom: 20px;
    color: #333;
    text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.3);
    padding: 10px
}

#map-wrapper {
    position: relative;
    width: 100%;
    height: 0;
    padding-bottom: 56.25%;
    overflow: hidden;
    margin: 20px 0;
}

#map {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

/* 渲染图样式 */
#render-images {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px; /* 减小间距 */
    padding: 20px;
}

#render-images h2 {
    font-size: 2.5em;
    margin-bottom: 20px;
    color: #333;
    text-align: center;
    text-transform: uppercase;
    position: relative;
}

#render-images h2::after {
    content: '';
    display: block;
    width: 50px;
    height: 5px;
    background: #333;
    margin: 10px auto;
}

#render-images img {
    width: 100%;
    max-width: 600px;
    height: auto;
    object-fit: contain;
    transition: opacity 0.3s ease-in-out;
    opacity: 0.9;
}

#render-images img:hover {
    opacity: 1;
}

/* 页脚样式 */
footer {
    background: #000;
    color: #ffffff;
    text-align: center;
    padding: 10px 0;
}

footer .social-links {
    display: flex;
    justify-content: center;
    gap: 20px; /* 增加间距 */
}

footer a {
    color: #ffffff;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
}

footer a img {
    margin-right: 5px;
    height: 1em;
}

footer a:hover {
    text-decoration: underline;
}

footer p {
    margin: 10px 0;
}

/* 移动下载按钮样式 */
.download-button {
    position: fixed;
    bottom: 40px;
    right: 40px;
    background: #ff8913;
    color: #ffffff;
    padding: 15px 25px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    z-index: 1000;
    font-size: 1.2em;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-30px);
    }
    60% {
        transform: translateY(-15px);
    }
}

/* 移动端样式修复 */
@media (max-width: 768px) {
    #form-section form {
        width: 90%;
        margin: 0 auto;
    }

    #form-section input, #form-section button {
        font-size: 1em;
    }

    #offer-section h2 .highlight {
        display: inline-block;
        width: 100%;
        font-size: 2em; /* 在小屏幕上调整字体大小 */
    }

    #offer-section h2 {
        font-size: 2em; /* 在小屏幕上调整字体大小 */
    }
}