* {margin: 0;padding: 0;box-sizing: border-box;}
body {font-family: "Microsoft YaHei", "PingFang SC", -apple-system, BlinkMacSystemFont, sans-serif;line-height: 1.6;color: #333; background: #f5f7fa;}
.container {max-width: 1280px;margin: 0 auto;padding: 0 24px;}
a { text-decoration: none;}

/* 头部导航 */
.header {background: white; box-shadow: 0 4px 20px rgba(0,0,0,0.05); position: sticky; top: 0; z-index: 100;backdrop-filter: blur(2px); background: rgba(255,255,255,0.95); }
.header-flex { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; padding: 12px 0; gap: 16px;}
.logo h1 {font-size: 1.6rem; font-weight: 700; background: linear-gradient(135deg, #2c7a4f, #4caf50); background-clip: text; -webkit-background-clip: text;color: transparent; }
.logo span { font-size: 0.85rem;background: #e8f5e9; padding: 4px 12px; border-radius: 40px; color: #2c7a4f;font-weight: 500; margin-left: 8px; }
.hotline { background: #e8f5e9; padding: 8px 10px;border-radius: 60px;font-weight: 600; color: #2c7a4f;}
.nav-menu { display: flex; gap: 32px; align-items: center; }
.nav-menu a { text-decoration: none; color: #1e293b;font-size: 0.95rem;font-weight: 500; transition: all 0.2s; }
.nav-menu a:hover {  color: #2c7a4f; }

/* 主视觉 */
.hero { background: linear-gradient(135deg, #2c7a4f 0%, #1e5a3a 100%); color: #fff; padding: 80px 0 60px; position: relative; overflow: hidden;}
.hero::before { content: ''; position: absolute;  top: 0;  right: 0; width: 50%; height: 100%; background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="80" cy="20" r="40" fill="rgba(255,255,255,0.05)"/></svg>') no-repeat center; background-size: cover;}
.hero-content { max-width: 800px; position: relative; z-index: 1; }
.hero-title { font-size: 48px;font-weight: bold;  margin-bottom: 15px; line-height: 1.3;}
.hero-subtitle { font-size: 28px; margin-bottom: 25px; font-weight: 500; color: #a8e6cf; }
.hero-description { font-size: 16px; line-height: 1.8;  margin-bottom: 30px;color: #e8f5e9; }
.green-channel { background: #ff9800; color: #fff;  padding: 12px 25px;  border-radius: 30px; display: inline-block; margin-bottom: 25px; font-weight: 600; font-size: 16px; }
.advantage-tags { display: flex;  flex-wrap: wrap; gap: 12px;  }
.tag { background: rgba(255,255,255,0.2); padding: 8px 18px;border-radius: 20px;font-size: 14px; backdrop-filter: blur(10px);}

/* 通用标题 */
section {padding: 50px 0;}
.section-title { text-align: center; font-size: 36px; color: #2c7a4f; margin-bottom: 20px; font-weight: bold; }
.section-sub{ text-align: center; font-size: 18px;  color: #666;  margin-bottom: 40px; }

/* 统计数据 */
.stats-section { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin: 0px 0;}
.stat-card { background: #f5f7fa;border-radius: 32px; padding: 32px 24px; text-align: center; box-shadow: 0 8px 20px rgba(44, 122, 79, 0.15); border: 1px solid #e8f5e9; }
.stat-icon { font-size: 2.5rem; color: #4caf50;  margin-bottom: 16px; }
.stat-number { font-size: 2rem; font-weight: 800; color: #2c7a4f; margin-bottom: 8px;}
.stat-label {color: #64748b; font-size: 0.9rem;font-weight: 500; }

/* 设备区 */
.device-showcase { background: white; border-radius: 36px;padding: 36px;  margin: 48px 0; display: flex; flex-wrap: wrap; gap: 36px; align-items: center; box-shadow: 0 12px 28px rgba(44, 122, 79, 0.15); }
.device-img { flex: 1.2; text-align: center; }
.device-img img {  max-width: 100%; width: 100%; border-radius: 28px; box-shadow: 0 12px 22px rgba(44, 122, 79, 0.15); }
.device-info {flex: 2; }
.device-info h3 { font-size: 1.8rem; font-weight: 700; margin-bottom: 16px; color: #2c7a4f;}
.device-info p { color: #64748b; line-height: 1.7; margin-bottom: 20px; }
.equip-list { display: grid; grid-template-columns: repeat(2,1fr); gap: 12px; margin: 20px 0; background: #f8fafc; padding: 18px;  border-radius: 28px;}
.equip-item { display: flex; align-items: center; gap: 10px; color: #334155; }
.equip-item i { color: #4caf50;}

/* 专病技术 */
.grid-3 { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 28px; margin: 32px 0; }
.service-card { background: white; border-radius: 32px; padding: 28px 24px; transition: all 0.3s; box-shadow: 0 6px 14px rgba(44, 122, 79, 0.05); border: 1px solid #e8f5e9;text-align: center;}
.service-card:hover { transform: translateY(-8px);  box-shadow: 0 20px 40px rgba(44, 122, 79, 0.12);}
.icon-bg { font-size: 2.5rem; color: #4caf50; margin-bottom: 20px; }
.service-card h3 { font-size: 1.3rem; font-weight: 700; margin-bottom: 12px; color: #1e293b;}
.service-card p { color: #64748b; line-height: 1.6;font-size: 0.95rem; }

/* 特色服务 */
.feature-5 { display: flex; flex-wrap: wrap; gap: 28px; background: linear-gradient(115deg, #e8f5e9, white); border-radius: 48px; padding: 36px 28px; margin: 48px 0; justify-content: space-between; }
.feature-card { flex: 1; min-width: 300px; text-align: center; background: rgba(255,255,255,0.7);  padding: 40px 16px; border: 1px solid #e8f5e9;border-radius: 32px; transition: all 0.3s; }
.feature-card:hover { transform: translateY(-4px);  box-shadow: 0 12px 24px rgba(44, 122, 79, 0.1); }
.feature-icon { font-size: 2.6rem; color: #4caf50; margin-bottom: 16px; }
.feature-card h4 { font-size: 1.3rem; font-weight: 700; margin-bottom: 12px; color: #1e293b;}
.feature-card p { color: #64748b; font-size: 1rem; line-height: 1.6; }

/* 医生团队 */
.doctor-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(350px, 1fr)); gap: 40px; margin: 40px 0; }
.doctor-card {  background: white; border-radius: 36px; overflow: hidden; box-shadow: 0 12px 28px rgba(44, 122, 79, 0.08); transition: all 0.3s; }
.doctor-card:hover { transform: translateY(-8px);  box-shadow: 0 20px 40px rgba(44, 122, 79, 0.12);}
.doctor-img {  background: linear-gradient(135deg, #e8f5e9, #c8e6c9); height: 280px; display: flex; align-items: center; justify-content: center; font-size: 80px; }
.doctor-info { padding: 28px 24px; }
.doctor-name { font-size: 1.5rem; font-weight: 700; margin-bottom: 8px; color: #1e293b; }
.doctor-title { color: #4caf50;  font-weight: 600; margin-bottom: 16px; }
.doctor-tags { display: flex; flex-wrap: wrap; gap: 8px;  margin-bottom: 16px;}
.doctor-tag { background: #f1f8f4; font-size: 0.8rem; padding: 4px 12px;  border-radius: 20px; color: #2c7a4f; }
.doctor-schedule { background: #fff3e0; padding: 8px 16px; border-radius: 20px; color: #e65100;  font-weight: 600; font-size: 0.9rem; }

/* 科普列表 */
.faq-section { background: #f5f7fa; }
.faq-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 20px; }
.faq-card { background: #fff; padding: 30px; border-radius: 10px; box-shadow: 0 2px 8px rgba(0,0,0,0.05); transition: transform 0.3s, box-shadow 0.3s;
cursor: pointer; }
.faq-card:hover { transform: translateY(-3px);  box-shadow: 0 8px 20px rgba(0,0,0,0.1); }
.faq-card h3 { color: #2c7a4f; font-size: 20px;  margin-bottom: 12px; }
.faq-card p { color: #666; font-size: 14px;  line-height: 1.9; }

/* 价格区块 */
.price-block { background: white; border-radius: 28px; padding: 32px; text-align: center; box-shadow: 0 20px 35px rgba(44, 122, 79, 0.1); border: 1px solid #c8e6c9; margin: 30px 0; }
.price-title { font-size: 1.8rem; font-weight: 700; margin-bottom: 8px; color: #1e293b; }
.price-subtitle { color: #64748b; margin-bottom: 24px;}
.price-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; margin: 32px 0; }
.price-card {background: #f8fafc;  border-radius: 24px; padding: 28px 24px; border: 2px solid #e8f5e9; }
.price-card h4 { font-size: 1.2rem; font-weight: 700; margin-bottom: 12px; color: #1e293b;}
.original-price { font-size: 1rem; color: #94a3b8; text-decoration: line-through; margin-bottom: 8px; }
.half-price { font-size: 2.8rem; font-weight: 800; color: #e65100; margin-bottom: 12px; }
.price-note { color: #64748b; font-size: 0.9rem; line-height: 1.6; margin-top: 24px; }
.btn-primary { background: linear-gradient(135deg, #2c7a4f, #4caf50);  color: white; padding: 14px 40px; border-radius: 50px; font-weight: 700; border: none; cursor: pointer;  transition: 0.3s;  display: inline-block; text-decoration: none;  margin-top: 24px;  box-shadow: 0 8px 20px rgba(44, 122, 79, 0.3);}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(44, 122, 79, 0.4); }

/* 页脚 */
footer { background: #1a2f23; color: white; padding: 48px 0 32px;  margin-top: 64px; }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 40px; margin-bottom: 40px; }
.footer-section h4 {font-size: 1.1rem; font-weight: 700;  margin-bottom: 16px;color: #4caf50;}
.footer-section p { color: #94a3b8; line-height: 1.7; margin-bottom: 12px; font-size: 0.95rem; }
.footer-section a { color: #4caf50; text-decoration: none; }
.footer-bottom { text-align: center; padding-top: 32px; border-top: 1px solid rgba(255,255,255,0.1); color: #64748b; font-size: 0.9rem; }

/* 回到顶部 */
.back-to-top { position: fixed; bottom: 40px; right: 40px;  background: linear-gradient(135deg, #2c7a4f, #4caf50); color: white; width: 56px; height: 56px;  border-radius: 50%; display: flex; align-items: center; justify-content: center; cursor: pointer; box-shadow: 0 8px 20px rgba(44, 122, 79, 0.3);
transition: all 0.3s;  z-index: 999;  border: none; font-size: 1.2rem; }
.back-to-top:hover {  transform: translateY(-4px);  box-shadow: 0 12px 28px rgba(44, 122, 79, 0.4);}

/* 响应式 */
@media (max-width: 768px) {
.hero-tagline { font-size: 1.8rem;}
.hero-sub {  max-width: 100%;  font-size: 1rem; }
.stats-section { grid-template-columns: repeat(2, 1fr); }
.device-showcase { flex-direction: column; }
.nav-menu { display: none; }
.feature-5 { flex-direction: column;}
.equip-list {  grid-template-columns: 1fr;}
}