:root {
    --primary: #15336e;
    --secondary: #866A2D;
    --accent: #f7b733;
    --light: #f8f9fa;
    --dark: #343a40;
    --gray: #6c757d;
    --light-gray: #e9ecef;
    --transition: all 0.3s ease;
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.15);
}

body {
    background-color: #f5f6f7;
    color: #333;
    line-height: 1.6;
}

.contact-banner {
    background: linear-gradient(rgba(26, 42, 108, 0.85), rgba(26, 42, 108, 0.85)),
    url('https://images.unsplash.com/photo-1560448204-e02f11c3d0e2?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80');
    background-size: cover;
    background-position: center;
    padding: 100px 0;
    text-align: center;
    color: white;
}

.banner-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.banner-content h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.banner-content p {
    font-size: 1.4rem;
    opacity: 0.9;
    margin-bottom: 30px;
}

.contact-container {
    max-width: 1080px;
    margin: 60px auto;
    padding: 0 20px;
    display: flex;
    gap: 40px;
    flex-direction: column;
}

.contact-infos {
    display: flex;
    justify-content: space-around;
    flex-wrap: nowrap;
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.contact-infos:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.contactCardImg {
    height: auto;
    overflow: hidden;
}

.contactCardImg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.contact-infos:hover .contactCardImg img {
    transform: scale(1.05);
}

.contactCardInfoBox {
    padding: 30px;
}

.contactCardInfoTitle {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary);
    border-bottom: 2px solid var(--accent);
    padding-bottom: 15px;
    margin-bottom: 20px;
}

.contactCardInfo {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    margin-bottom: 25px;
}

.contactCardPhone,
.contactCardWebsite {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.1rem;
    font-weight: 500;
}

.contactIcon {
    width: 40px;
    height: 40px;
    background: var(--light-gray);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contactIcon img {
    width: 24px;
    height: 24px;
}

.contactCardAddress {
    display: flex;
    flex-direction: column;
    gap: 18px;
    margin-top: 25px;
}

.addressTextInfo {
    display: flex;
    gap: 15px;
    align-items: flex-start;
}

.addressText1 {
    min-width: 70px;
    font-weight: 600;
    color: var(--secondary);
    background: rgba(134, 106, 45, 0.1);
    padding: 5px 10px;
    border-radius: 5px;
    font-size: 18px;
}

.addressText2 {
    flex: 1;
    line-height: 1.7;
    font-size: 16px;
    margin-top: 5px;
}

.contact-form {
    background: white;
    border-radius: 12px;
    padding: 40px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.contact-form:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.form-title {
    font-size: 1.8rem;
    color: var(--primary);
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--accent);
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block ;
    margin-bottom: 8px;
    font-weight: 600;
    line-height: 30px !important;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 14px;
    border: 1px solid var(--light-gray);
    border-radius: 8px;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--accent);
    outline: none;
    box-shadow: 0 0 0 3px rgba(201, 161, 69, 0.2);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.submit-btn {
    background: linear-gradient(to right, var(--secondary), var(--accent));
    color: white;
    border: none;
    padding: 16px 30px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    width: 100%;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(134, 106, 45, 0.3);
}

.contact-infos-group {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.contact-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.contact-group h3 {
    font-size: 1.3rem;
    margin-bottom: 5px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.contact-group h3 i {
    color: #866a2d;
}

.contact-detail {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 8px;
}

.contact-detail i {
    color: #ffd700;
    min-width: 20px;
    margin-top: 3px;
}

.contact-detail span {
    opacity: 0.9;
    line-height: 1.7;
}


.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: #866a2d;
    transform: translateY(-3px);
}

@media (max-width: 992px) {
    .contact-container {
        grid-template-columns: 1fr;
    }

    .banner-content h1 {
        font-size: 2.8rem;
    }

    .nav-menu {
        display: none;
    }
}

@media (max-width: 768px) {
    .banner-content h1 {
        font-size: 2.2rem;
    }

    .banner-content p {
        font-size: 1.2rem;
    }

    .contactCardInfo {
        flex-direction: column;
        gap: 15px;
    }
}

@media (max-width: 576px) {
    .banner-content h1 {
        font-size: 1.8rem;
    }

    .addressTextInfo {
        flex-direction: column;
        gap: 5px;
    }

    .addressText1 {
        min-width: auto;
        width: fit-content;
    }
}

.qrcode {
    display: flex;
    gap: 20px;
    padding-top: 10px;
}

.qrcode img {
    width: 100px;
    height: 100px;
    object-fit: cover;
}

:root {
    --primary: #2b418e;
    --secondary: #4361ee;
    --light-gray: #f5f7fa;
    --transition-base: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.15);
}

/* 基础动画设置 */
.animate-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.animate-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* 横幅区域动画 */
.contact-banner {
    position: relative;
    overflow: hidden;
}
.banner-content {
    opacity: 0;
    transform: translateY(30px);
    animation: bannerFade 1.2s ease forwards 0.5s;
}
@keyframes bannerFade {
    to { opacity: 1; transform: translateY(0); }
}

/* 表单动画效果 */
.contact-form {
    transition: var(--transition-base);
}
.contact-form:hover {
    box-shadow: var(--shadow-hover);
}
.form-group {
    position: relative;
}
.form-group input,
.form-group select,
.form-group textarea {
    transition: var(--transition-base);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(67, 97, 238, 0.2);
    border-color: var(--secondary);
}
.form-group label {
    transition: var(--transition-base);
    position: absolute;
    left: -15px;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
    color: #666;
    background: white;
    padding: 0 5px;
}
.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group select:focus + label,
.form-group select:not([value=""]) + label,
.form-group textarea:focus + label,
.form-group textarea:not(:placeholder-shown) + label {
    top: 0;
    font-size: 12px;
    color: var(--primary);
}

/* 提交按钮动画 */
.submit-btn {
    background-color: var(--primary);
    color: white;
    border: none;
    padding: 12px 30px;
    font-size: 16px;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
    z-index: 1;
}
.submit-btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 150%;
    height: 150%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%) scale(0);
    border-radius: 50%;
    transition: transform 0.6s ease;
    z-index: -1;
}
.submit-btn:hover::after {
    transform: translate(-50%, -50%) scale(1);
}
.submit-btn:hover {
    background-color: var(--secondary);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(43, 65, 142, 0.3);
}
.submit-btn:active {
    transform: translateY(-1px);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .contact-infos {
        flex-direction: column;
    }
}

/* 服务类型容器及行样式 */
.service-types {
    margin-bottom: 15px;
    padding: 0 10px;
}
.service-checkboxes {
    width: 100%;
    box-sizing: border-box;
    margin-left: 0;
}
.checkbox-row {
    display: flex;
    justify-content: flex-start;
    margin-bottom: 10px;
}
/* 单个多选框样式 */
.layui-form-checkbox {
    margin: 0;
    padding: 0 5px;
    height: 30px;
    line-height: 30px;
    font-size: 13px;
    border-radius: 4px;
}
.layui-form-checkbox i {
    width: 16px;
    height: 16px;
    line-height: 16px;
    margin-right: 3px;
}
/* 移动端适配（屏幕宽度 <= 768px） */
@media (max-width: 768px) {
    .contact-container {
        padding: 0 10px;
    }
    .form-group {
        margin-bottom: 12px;
    }
    .layui-form-label {
        font-size: 14px;
        padding: 8px 0;
    }
    input, textarea {
        font-size: 14px;
        height: 38px;
        padding: 0 8px;
    }
    textarea {
        min-height: 90px;
    }
    .submit-btn {
        width: 100%;
        height: 42px;
        font-size: 15px;
    }
    .checkbox-row {
        flex-direction: column;
    }
    .layui-form-checkbox {
        width: 100%;
        margin-bottom: 5px;
    }
}
.form-note {
    margin: 0 0 20px;
    padding: 10px 15px;
    background-color: #f8f9fa;
    border-left: 3px solid #4CAF50;
    color: #666;
    font-size: 14px;
    line-height: 1.5;
    border-radius: 0 4px 4px 0;
}

.layui-input-block {
    margin-left: 130px !important;
}
@media (max-width: 768px) {
    .layui-input-block {
        margin-left: 50px !important;
    }
}
/* 标题与返回链接的容器：flex布局实现左右对齐 */
.form-title-bar {
    display: flex;
    justify-content: space-between; /* 标题靠左，链接靠右 */
    align-items: center; /* 垂直居中对齐 */
    margin-bottom: 16px; /* 与下方说明文字保持间距，同原h2的margin */
}

/* 返回主页链接样式：可根据网站风格调整颜色、 hover效果 */
.back-to-home {
    color: #2f54eb; /* 蓝色系，符合常见链接颜色 */
    font-size: 14px; /* 比标题小一号，避免喧宾夺主 */
    text-decoration: none; /* 默认去掉下划线，hover时显示 */
}

.back-to-home:hover {
    color: #1d39c4; /*  hover时加深颜色 */
    text-decoration: underline; /* hover时显示下划线，提示可点击 */
}

/* 适配移动端：屏幕较小时链接换行到标题下方 */
@media (max-width: 768px) {
    .form-title-bar {
        flex-direction: column;
        align-items: flex-start; /* 移动端链接靠左对齐 */
        gap: 8px; /* 标题与链接之间的间距 */
    }
}