:root {
    --primary-color: #3498db;
    --secondary-color: #2c3e50;
    --accent-color: #e74c3c;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --border-radius: 8px;
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #f5f7fa;
    color: var(--dark-color);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

header {
    text-align: center;
    padding: 40px 0;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: var(--border-radius);
    margin-bottom: 30px;
    box-shadow: var(--box-shadow);
}
.home-button {
    position: absolute;
    top: -30px;
    right: 10px;
    padding: 10px 20px;
    background-color: #fff;
    color: white;
    text-decoration: none;
    border-radius: var(--border-radius);
    /* font-weight: 600; */
    transition: var(--transition);
    /* border: 2px solid rgba(255, 255, 255, 0.3); */
}

.home-button:hover {
    background-color: #fff;
    transform: translateY(-2px);
}
.header-content {
    padding: 40px 0;
    text-align: center;
    position: relative;
}
h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
}

.search-box {
    max-width: 600px;
    margin: 0 auto 40px;
    position: relative;
}

.search-box input {
    width: 100%;
    padding: 15px 20px;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.search-box input:focus {
    outline: none;
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.search-box button {
    position: absolute;
    right: 5px;
    top: 5px;
    bottom: 5px;
    padding: 0 25px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
}

.search-box button:hover {
    background-color: var(--secondary-color);
}

.faq-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 30px;
    justify-content: center;
}

.category-btn {
    padding: 10px 20px;
    background-color: white;
    border: 2px solid var(--primary-color);
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 600;
}

.category-btn:hover, .category-btn.active {
    background-color: var(--primary-color);
    color: white;
}

.faq-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 25px;
}

.faq-category {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
}

.category-header {
    background-color: var(--secondary-color);
    color: white;
    padding: 15px 20px;
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.category-header i {
    font-size: 1.5rem;
}

.faq-item {
    border-bottom: 1px solid #eee;
}

.faq-item:last-child {
    border-bottom: none;
}

.faq-question {
    padding: 3px 20px;
	font-size: 14px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    /* font-weight: 600; */
    transition: var(--transition);
}

.faq-question:hover {
    background-color: #f8f9fa;
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--primary-color);
    transition: var(--transition);
}

.faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: var(--transition);
    color: #555;
}

details[open] .faq-question::after {
    content: '-';
    color: var(--accent-color);
}

details[open] .faq-answer {
    padding: 0 20px 20px;
    max-height: 500px;
}

footer {
    text-align: center;
    margin-top: 50px;
    padding: 20px;
    color: #777;
    border-top: 1px solid #ddd;
}

.contact-info {
    margin-top: 20px;
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .faq-container {
        grid-template-columns: 1fr;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 10px;
    }
    
    header {
        padding: 25px 0;
    }
    
    h1 {
        font-size: 1.8rem;
    }
    
    .faq-question {
        padding: 15px;
        font-size: 0.95rem;
    }
    
    .faq-answer {
        padding: 0 15px;
    }
    
    details[open] .faq-answer {
        padding: 0 15px 15px;
    }
}


.header-ms{position: relative;display: flex;align-items: center;width: 100%;height: 106px;background: #fff; min-width:1250px;}
.header-ms .hd-logo { float:left;margin-left: 2%; width: 146px; padding: 24px 0; overflow: hidden;}
.header-ms .hd-logo img { width: 100%;}
.header-ms .hd-tit { float: left; margin-left: 2%; padding: 33px 0;}
.header-ms .hd-tit h2 { font-size: 20px; color: #244a33; font-weight: normal;}
.header-ms .hd-tit p {  font-size: 13px; color: rgba(0,0,0,0.5);}
.header-ms .hd-Nav {float: left;margin-left: 10%;height: 106px;line-height: 106px;}
.header-ms .hd-Nav  li {float: left;padding-right: 62px;font-size: 18px;color: #333;}
.header-ms .hd-Nav li > a { display: block; position: relative; }
.header-ms .hd-Nav li:last-of-type { margin-right: 0;}
.header-ms .hd-Nav li > a:after {content: '';display: block;position: absolute;left: 0;bottom: 30px;width: 100%;height: 3px;background: #00a077;transform:scaleX(0);transition:all 0.5s;}
.header-ms .hd-Nav li.cur > a:after,.header-ms .hd-Nav li > a:hover:after {transform: scaleX(1);}
.header-ms .hd-Nav li.cur > a ,.header-ms .hd-Nav li:hover > a { color: #00a077;}

ol, ul {
   list-style: none;
}
a {
   color: #0d0c0c;
   text-decoration: none;
}
@media screen and (max-width: 1700px) {
   .header-ms .hd-Nav { margin-left:4%;}
   .header-ms .hd-Nav li  { padding-right:42px;}
}

@media screen and (max-width: 1600px) {
   .header-ms .hd-Nav { margin-left:4%;}
   .header-ms .hd-Nav li  { padding-right:25px;}
}

@media screen and (max-width: 1440px) {
    .hd-menu { padding-right: 0;}
    .header-ms .hd-tit { display:none;}
    .header-ms .hd-logo { margin-left: 20px;}
    .header-ms .hd-Nav {margin-left: 33px;}
    .header-ms .hd-Nav li {padding-right: 36px;}
    .hd-app {margin-right:20px;}
}




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