/* ========================================
   悬浮联系方式按钮
   ======================================== */
.contact-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 9999;
}

.contact-float-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 30px;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(45, 80, 22, 0.4);
    transition: var(--transition);
    font-size: 0.95rem;
    font-weight: 500;
}

.contact-float-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(45, 80, 22, 0.5);
}

.contact-icon {
    font-size: 1.2rem;
}

.contact-float-panel {
    position: absolute;
    bottom: 70px;
    right: 0;
    width: 280px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
}

.contact-float-panel.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.contact-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    border-bottom: 1px solid var(--border-color);
}

.contact-panel-header h4 {
    font-size: 1rem;
    color: var(--primary-color);
    margin: 0;
}

.contact-close {
    font-size: 1.5rem;
    color: var(--text-light);
    cursor: pointer;
    line-height: 1;
    transition: var(--transition);
}

.contact-close:hover {
    color: var(--primary-color);
}

.contact-panel-body {
    padding: 15px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--secondary-color);
    border-radius: var(--radius);
    margin-bottom: 10px;
    cursor: pointer;
    transition: var(--transition);
}

.contact-item:last-child {
    margin-bottom: 0;
}

.contact-item:hover {
    background: var(--primary-color);
    color: var(--white);
}

.contact-item:hover .contact-item-label,
.contact-item:hover .contact-item-copy {
    color: var(--white);
    opacity: 0.9;
}

.contact-item-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-item-info {
    flex: 1;
}

.contact-item-label {
    font-size: 0.75rem;
    color: var(--text-light);
    margin-bottom: 2px;
    transition: var(--transition);
}

.contact-item-value {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-color);
}

.contact-item:hover .contact-item-value {
    color: var(--white);
}

.contact-item-copy {
    font-size: 0.75rem;
    color: var(--primary-color);
    font-weight: 500;
    transition: var(--transition);
}

.contact-panel-tip {
    text-align: center;
    padding: 10px;
    font-size: 0.75rem;
    color: var(--text-light);
    border-top: 1px solid var(--border-color);
}

.copy-toast {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: 12px 24px;
    background: rgba(0, 0, 0, 0.8);
    color: var(--white);
    border-radius: 30px;
    font-size: 0.9rem;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 99999;
}

.copy-toast.show {
    opacity: 1;
    visibility: visible;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .contact-float {
        bottom: 20px;
        right: 15px;
    }
    
    .contact-float-btn {
        padding: 10px 16px;
        font-size: 0.85rem;
    }
    
    .contact-text {
        display: none;
    }
    
    .contact-float-btn {
        padding: 12px;
        border-radius: 50%;
        width: 50px;
        height: 50px;
        justify-content: center;
    }
    
    .contact-icon {
        font-size: 1.4rem;
    }
    
    .contact-float-panel {
        width: 260px;
        bottom: 60px;
        right: -10px;
    }
}

/* ========================================
   响应式设计
   ======================================== */

:root {
    --primary-color: #2d5016;
    --primary-dark: #1a3d0f;
    --primary-light: #4a7c2e;
    --secondary-color: #f5f1e8;
    --text-color: #333333;
    --text-light: #666666;
    --border-color: #e0d8c8;
    --white: #ffffff;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 4px 20px rgba(0, 0, 0, 0.12);
    --transition: all 0.3s ease;
    --radius: 8px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    color: var(--text-color);
    background-color: var(--secondary-color);
    line-height: 1.6;
}
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul, ol { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* 头部导航 */
.header { background: var(--white); box-shadow: var(--shadow); position: sticky; top: 0; z-index: 1000; }
.header .container { display: flex; justify-content: space-between; align-items: center; height: 80px; }
.logo h1 { font-size: 1.5rem; color: var(--primary-color); font-weight: 700; letter-spacing: 2px; }
.nav ul { display: flex; gap: 40px; }
.nav a { font-size: 1rem; color: var(--text-color); font-weight: 500; position: relative; padding: 8px 0; }
.nav a:hover, .nav .active a { color: var(--primary-color); }
.nav a::after { content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 2px; background: var(--primary-color); transition: var(--transition); }
.nav a:hover::after, .nav .active a::after { width: 100%; }
.mobile-menu-btn { display: none; flex-direction: column; gap: 5px; cursor: pointer; }
.mobile-menu-btn span { width: 25px; height: 3px; background: var(--primary-color); border-radius: 2px; }

/* 首屏Banner */
.banner {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 50%, var(--primary-light) 100%);
    min-height: 500px; display: flex; align-items: center; justify-content: center; text-align: center; color: var(--white); position: relative; overflow: hidden;
}
.banner::before { content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></svg>') repeat; opacity: 0.3; }
.banner-content { position: relative; z-index: 1; padding: 40px; }
.banner-title { font-size: 3rem; margin-bottom: 20px; font-weight: 300; letter-spacing: 8px; }
.banner-desc { font-size: 1.2rem; margin-bottom: 40px; opacity: 0.9; letter-spacing: 4px; }
.btn-primary { display: inline-block; padding: 15px 40px; background: var(--white); color: var(--primary-color); border-radius: 30px; font-weight: 600; letter-spacing: 2px; transition: var(--transition); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2); }
.btn-secondary { display: inline-block; padding: 12px 30px; background: var(--primary-color); color: var(--white); border-radius: 30px; font-weight: 500; transition: var(--transition); }
.btn-secondary:hover { background: var(--primary-dark); transform: translateY(-2px); }
.btn-link { color: var(--primary-color); font-weight: 500; border-bottom: 1px solid var(--primary-color); padding-bottom: 2px; }
.btn-link:hover { color: var(--primary-dark); border-color: var(--primary-dark); }

/* 通用区块 */
section { padding: 80px 0; }
.section-title { text-align: center; font-size: 2rem; color: var(--primary-color); margin-bottom: 15px; font-weight: 600; letter-spacing: 2px; }
.section-desc { text-align: center; color: var(--text-light); margin-bottom: 50px; font-size: 1rem; }
.section-more { text-align: center; margin-top: 40px; }

/* 服务区块 */
.services { background: var(--white); }
.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; }
.service-item { text-align: center; padding: 40px 20px; background: var(--secondary-color); border-radius: var(--radius); transition: var(--transition); }
.service-item:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); }
.service-icon { font-size: 3rem; margin-bottom: 20px; }
.service-item h3 { font-size: 1.2rem; color: var(--primary-color); margin-bottom: 15px; }
.service-item p { color: var(--text-light); font-size: 0.9rem; line-height: 1.8; }

/* 茶室推荐 */
.tea-rooms { background: var(--secondary-color); }
.room-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.room-card { background: var(--white); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); transition: var(--transition); }
.room-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); }
.room-img { height: 220px; overflow: hidden; }
.room-img img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
.room-card:hover .room-img img { transform: scale(1.05); }
.room-info { padding: 25px; }
.room-info h3 { font-size: 1.2rem; color: var(--primary-color); margin-bottom: 10px; }
.room-info p { color: var(--text-light); font-size: 0.9rem; margin-bottom: 15px; }

/* 茶叶精选 */
.tea-products { background: var(--white); }
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 25px; }
.product-card { background: var(--secondary-color); border-radius: var(--radius); overflow: hidden; transition: var(--transition); }
.product-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); }
.product-img { height: 200px; overflow: hidden; position: relative; }
.product-img img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
.product-card:hover .product-img img { transform: scale(1.05); }
.product-tag { position: absolute; top: 10px; left: 10px; background: var(--primary-color); color: var(--white); padding: 5px 12px; border-radius: 20px; font-size: 0.8rem; }
.product-info { padding: 20px; }
.product-info h3 { font-size: 1.1rem; color: var(--primary-color); margin-bottom: 8px; }
.product-origin { color: var(--text-light); font-size: 0.85rem; margin-bottom: 10px; }
.product-desc { color: var(--text-color); font-size: 0.9rem; }
.product-specs { display: flex; gap: 15px; margin-top: 15px; padding-top: 15px; border-top: 1px solid var(--border-color); font-size: 0.8rem; color: var(--text-light); }

/* 茶事活动 */
.tea-events { background: var(--secondary-color); }
.event-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 25px; }
.event-item { background: var(--white); padding: 30px 20px; border-radius: var(--radius); text-align: center; transition: var(--transition); }
.event-item:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); }
.event-item h3 { font-size: 1.2rem; color: var(--primary-color); margin-bottom: 15px; }
.event-item p { color: var(--text-light); font-size: 0.9rem; }

/* 品牌优势 */
.advantages { background: var(--primary-color); color: var(--white); }
.advantages .section-title { color: var(--white); }
.advantage-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; }
.advantage-item { text-align: center; padding: 30px 20px; }
.advantage-num { font-size: 3rem; font-weight: 700; opacity: 0.3; margin-bottom: 15px; }
.advantage-item h3 { font-size: 1.2rem; margin-bottom: 15px; }
.advantage-item p { opacity: 0.9; font-size: 0.9rem; line-height: 1.8; }

/* 文章列表 */
.articles { background: var(--white); }
.article-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.article-card { background: var(--secondary-color); border-radius: var(--radius); overflow: hidden; transition: var(--transition); }
.article-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); }
.article-img { height: 180px; overflow: hidden; }
.article-img img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
.article-card:hover .article-img img { transform: scale(1.05); }
.article-info { padding: 20px; }
.article-info h3 { font-size: 1.1rem; margin-bottom: 10px; line-height: 1.5; }
.article-info h3 a { color: var(--primary-color); }
.article-info h3 a:hover { color: var(--primary-dark); }
.article-excerpt { color: var(--text-light); font-size: 0.9rem; line-height: 1.8; margin-bottom: 15px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.article-date { color: var(--text-light); font-size: 0.85rem; }

/* 页面Banner */
.page-banner { background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%); padding: 60px 0; text-align: center; color: var(--white); }
.page-banner h1 { font-size: 2.5rem; margin-bottom: 15px; letter-spacing: 4px; }
.page-banner p { font-size: 1.1rem; opacity: 0.9; }

/* 面包屑 */
.breadcrumb { background: var(--white); padding: 15px 0; border-bottom: 1px solid var(--border-color); }
.breadcrumb a { color: var(--primary-color); }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb span { color: var(--text-light); }

/* 茶室列表页 */
.room-list .room-card { display: flex; margin-bottom: 30px; }
.room-list .room-img { width: 350px; height: auto; flex-shrink: 0; }
.room-list .room-info { flex: 1; padding: 30px; }
.room-location { color: var(--text-light); font-size: 0.9rem; margin-bottom: 15px; }
.room-features { display: flex; flex-wrap: wrap; gap: 10px; margin: 20px 0; }
.room-features li { background: var(--secondary-color); padding: 5px 15px; border-radius: 20px; font-size: 0.85rem; color: var(--primary-color); }

/* 茶叶选页 */
.category-tabs { display: flex; justify-content: center; gap: 15px; margin-bottom: 40px; flex-wrap: wrap; }
.tab-btn { padding: 10px 25px; background: var(--white); border: 1px solid var(--border-color); border-radius: 30px; cursor: pointer; transition: var(--transition); font-size: 0.95rem; }
.tab-btn:hover, .tab-btn.active { background: var(--primary-color); color: var(--white); border-color: var(--primary-color); }

/* 品茶定制页 */
.event-types .event-card { background: var(--white); padding: 40px 30px; border-radius: var(--radius); text-align: center; transition: var(--transition); }
.event-types .event-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); }
.event-icon { font-size: 3rem; margin-bottom: 20px; }
.event-card h3 { font-size: 1.3rem; color: var(--primary-color); margin-bottom: 15px; }
.event-desc { color: var(--text-light); margin-bottom: 20px; }
.event-features { text-align: left; margin: 20px 0; }
.event-features li { padding: 8px 0; border-bottom: 1px dashed var(--border-color); font-size: 0.9rem; }
.event-features li:last-child { border-bottom: none; }
.event-suitable { color: var(--primary-color); font-size: 0.9rem; font-weight: 500; margin-top: 15px; }

/* 文章列表 */
.tea-articles { background: var(--secondary-color); }
.article-list { display: flex; flex-direction: column; gap: 25px; }
.article-item { display: flex; background: var(--white); border-radius: var(--radius); overflow: hidden; transition: var(--transition); }
.article-item:hover { box-shadow: var(--shadow-hover); }
.article-item .article-img { width: 250px; flex-shrink: 0; }
.article-item .article-content { flex: 1; padding: 25px; }
.article-item h3 { font-size: 1.2rem; margin-bottom: 15px; }
.article-item h3 a { color: var(--primary-color); }
.article-item h3 a:hover { color: var(--primary-dark); }
.article-item .article-excerpt { color: var(--text-light); line-height: 1.8; margin-bottom: 15px; }
.article-meta { display: flex; gap: 20px; color: var(--text-light); font-size: 0.85rem; }

/* 预约页 */
.booking-process { background: var(--white); }
.process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; }
.step-item { text-align: center; }
.step-num { width: 60px; height: 60px; background: var(--primary-color); color: var(--white); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; font-weight: 700; margin: 0 auto 20px; }
.step-item h3 { font-size: 1.1rem; color: var(--primary-color); margin-bottom: 10px; }
.step-item p { color: var(--text-light); font-size: 0.9rem; }
.info-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; }
.info-card { background: var(--white); padding: 30px; border-radius: var(--radius); box-shadow: var(--shadow); }
.info-card h3 { font-size: 1.3rem; color: var(--primary-color); margin-bottom: 20px; }
.contact-info p, .address-info p { padding: 10px 0; border-bottom: 1px solid var(--border-color); }
.contact-info p:last-child, .address-info p:last-child { border-bottom: none; }
.booking-notice { background: var(--secondary-color); }
.notice-content { background: var(--white); padding: 30px; border-radius: var(--radius); }
.notice-content li { padding: 12px 0; border-bottom: 1px solid var(--border-color); padding-left: 25px; position: relative; }
.notice-content li::before { content: '✓'; position: absolute; left: 0; color: var(--primary-color); font-weight: 700; }
.notice-content li:last-child { border-bottom: none; }
.faq { background: var(--white); }
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item { background: var(--secondary-color); padding: 25px; border-radius: var(--radius); margin-bottom: 20px; }
.faq-item h3 { font-size: 1.1rem; color: var(--primary-color); margin-bottom: 15px; }
.faq-item p { color: var(--text-light); line-height: 1.8; }

/* 文章详情页 */
.article-detail { background: var(--white); padding: 60px 0; }
.article-header { text-align: center; margin-bottom: 40px; padding-bottom: 30px; border-bottom: 1px solid var(--border-color); }
.article-header h1 { font-size: 2rem; color: var(--primary-color); margin-bottom: 20px; line-height: 1.5; }
.article-meta { display: flex; justify-content: center; gap: 30px; color: var(--text-light); font-size: 0.9rem; }
.article-body { max-width: 800px; margin: 0 auto; line-height: 2; }
.article-body p { margin-bottom: 20px; text-indent: 2em; }
.article-body h2 { font-size: 1.5rem; color: var(--primary-color); margin: 40px 0 20px; padding-left: 15px; border-left: 4px solid var(--primary-color); }
.article-body strong { color: var(--primary-color); }
.related-articles { margin-top: 60px; padding-top: 40px; border-top: 1px solid var(--border-color); }
.related-articles h3 { font-size: 1.3rem; color: var(--primary-color); margin-bottom: 25px; }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.related-item { background: var(--secondary-color); padding: 20px; border-radius: var(--radius); transition: var(--transition); }
.related-item:hover { background: var(--primary-color); color: var(--white); }
.related-item h4 { font-size: 1rem; margin-bottom: 10px; }
.related-item p { font-size: 0.85rem; opacity: 0.8; }

/* 底部内链 */
.internal-link { background: var(--secondary-color); padding: 30px 0; text-align: center; }
.internal-link a { color: var(--primary-color); font-weight: 500; }
.internal-link a:hover { text-decoration: underline; }

/* 底部页脚 */
.footer { background: var(--primary-dark); color: var(--white); padding: 60px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-col h4 { font-size: 1.1rem; margin-bottom: 20px; position: relative; padding-bottom: 10px; }
.footer-col h4::after { content: ''; position: absolute; bottom: 0; left: 0; width: 30px; height: 2px; background: var(--primary-light); }
.footer-col p { opacity: 0.8; line-height: 1.8; margin-bottom: 10px; font-size: 0.9rem; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a { opacity: 0.8; font-size: 0.9rem; }
.footer-col ul a:hover { opacity: 1; color: var(--primary-light); }
.footer-link { color: var(--primary-light); font-weight: 500; }
.footer-bottom { text-align: center; padding-top: 30px; border-top: 1px solid rgba(255, 255, 255, 0.1); opacity: 0.7; font-size: 0.85rem; }
.footer-bottom a { color: var(--primary-light); }

/* 响应式 */
@media (max-width: 1024px) {
    .service-grid, .product-grid, .event-grid, .advantage-grid, .process-steps { grid-template-columns: repeat(2, 1fr); }
    .room-grid, .article-grid, .related-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    html { font-size: 14px; }
    .header .container { height: 60px; }
    .logo h1 { font-size: 1.2rem; }
    .nav { display: none; position: absolute; top: 60px; left: 0; right: 0; background: var(--white); box-shadow: var(--shadow); }
    .nav.active { display: block; }
    .nav ul { flex-direction: column; gap: 0; }
    .nav a { display: block; padding: 15px 20px; border-bottom: 1px solid var(--border-color); }
    .mobile-menu-btn { display: flex; }
    .banner { min-height: 350px; }
    .banner-title { font-size: 2rem; letter-spacing: 4px; }
    .banner-desc { font-size: 1rem; }
    section { padding: 50px 0; }
    .section-title { font-size: 1.5rem; }
    .service-grid, .product-grid, .event-grid, .advantage-grid, .room-grid, .article-grid, .process-steps, .info-grid, .related-grid { grid-template-columns: 1fr; }
    .room-list .room-card { flex-direction: column; }
    .room-list .room-img { width: 100%; height: 200px; }
    .article-item { flex-direction: column; }
    .article-item .article-img { width: 100%; height: 180px; }
    .page-banner h1 { font-size: 1.8rem; }
    .article-header h1 { font-size: 1.5rem; }
    .article-meta { flex-direction: column; gap: 10px; }
    .footer-grid { grid-template-columns: 1fr; gap: 30px; }
    .category-tabs { gap: 10px; }
    .tab-btn { padding: 8px 15px; font-size: 0.85rem; }
}
@media (max-width: 480px) {
    .container { padding: 0 15px; }
    .banner-title { font-size: 1.6rem; }
    .btn-primary { padding: 12px 30px; }
    .service-item, .event-item, .advantage-item { padding: 25px 15px; }
}