/* ===== 前台首页样式 ===== */
:root {
    --primary: #D4A574;
    --primary-dark: #B8845A;
    --primary-light: #F5E6D3;
    --primary-bg: #FDF8F3;
    --secondary: #8B6F5C;
    --accent: #C95D3E;
    --text-dark: #3D2C2E;
    --text-soft: #7A6A6B;
    --text-light: #B5A5A6;
    --white: #FFFFFF;
    --shadow-sm: 0 2px 12px rgba(180,140,100,0.1);
    --shadow-md: 0 8px 30px rgba(180,140,100,0.12);
    --shadow-lg: 0 20px 60px rgba(180,140,100,0.15);
    --radius: 16px;
    --radius-lg: 24px;
    --radius-xl: 40px;
    --font: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
    font-family:var(--font);color:var(--text-dark);
    background:var(--primary-bg);line-height:1.8;
    -webkit-font-smoothing:antialiased;
}
/* ===== 全页背景图 ===== */
body::before{
    content:'';
    position:fixed;top:0;left:0;width:100%;height:100%;
    z-index:-1;
    background:url('/care/static/images/大楼.jpg') center/cover no-repeat fixed;
    filter:brightness(0.5) saturate(0.7);
}
body::after{
    content:'';
    position:fixed;top:0;left:0;width:100%;height:100%;
    z-index:-1;
    background:linear-gradient(180deg,
        rgba(253,248,243,0.92) 0%,
        rgba(253,248,243,0.78) 30%,
        rgba(253,248,243,0.82) 60%,
        rgba(253,248,243,0.95) 100%
    );
}
.header,.hero,.services-section,.about-section,
.team-section,.news-section,.cta-section,.footer{
    position:relative;z-index:1;
}
a{text-decoration:none;color:inherit;}
img{max-width:100%;display:block;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:100px 0;}
.text-center{text-align:center;}
.section-label{
    display:inline-block;font-size:13px;letter-spacing:4px;
    text-transform:uppercase;color:var(--primary-dark);
    font-weight:600;margin-bottom:10px;
}
.section-label::before,.section-label::after{
    content:'';display:inline-block;width:24px;height:1px;
    background:var(--primary);vertical-align:middle;margin:0 10px;
}
.section-title{
    font-size:38px;font-weight:700;color:var(--text-dark);
    margin-bottom:14px;line-height:1.3;
}
.section-desc{
    font-size:17px;color:var(--text-soft);
    max-width:600px;margin:0 auto 50px;text-align:center;line-height:1.8;
}
.header{
    position:fixed;top:0;left:0;right:0;z-index:1000;
    padding:20px 0;transition:all .4s ease;background:transparent;
}
.header.scrolled{
    background:rgba(253,248,243,0.93);backdrop-filter:blur(20px);
    padding:12px 0;box-shadow:0 1px 20px rgba(180,140,100,0.1);
}
.header .container{display:flex;justify-content:space-between;align-items:center;}
.logo{display:flex;align-items:center;gap:10px;font-size:22px;font-weight:700;}
.logo-icon{
    width:40px;height:40px;
    background:linear-gradient(135deg,var(--primary),var(--primary-dark));
    border-radius:10px;display:flex;align-items:center;
    justify-content:center;font-size:22px;color:white;
}
.nav-menu{display:flex;gap:32px;align-items:center;list-style:none;}
.nav-menu a{color:var(--text-soft);font-size:15px;font-weight:500;transition:color .3s;position:relative;}
.nav-menu a::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--primary);transition:width .3s;}
.nav-menu a:hover{color:var(--primary-dark);}
.nav-menu a:hover::after{width:100%;}
.nav-cta{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:white!important;padding:10px 24px;border-radius:50px;font-weight:600;}
.nav-cta::after{display:none;}
.nav-cta:hover{transform:translateY(-2px);}
.mobile-toggle{display:none;background:none;border:none;font-size:28px;cursor:pointer;color:var(--text-dark);padding:4px;}

.hero{
    min-height:100vh;display:flex;align-items:center;position:relative;
    background:linear-gradient(165deg,#FDF8F3 0%,#F5E6D3 50%,#EDD9C4 100%);
    overflow:hidden;
}
.hero::before{
    content:'';position:absolute;width:700px;height:700px;border-radius:50%;
    background:radial-gradient(circle,rgba(212,165,116,0.15) 0%,transparent 70%);
    top:-200px;right:-200px;animation:heroFloat 6s ease-in-out infinite;
}
.hero::after{
    content:'';position:absolute;width:500px;height:500px;border-radius:50%;
    background:radial-gradient(circle,rgba(255,255,255,0.4) 0%,transparent 70%);
    bottom:-150px;left:-100px;animation:heroFloat 8s ease-in-out infinite reverse;
}
@keyframes heroFloat{0%,100%{transform:translate(0,0);}50%{transform:translate(20px,-20px);}}
.hero .container{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;position:relative;z-index:1;}
.hero-content{opacity:0;transform:translateY(30px);animation:fadeUp 1s ease forwards;}
@keyframes fadeUp{to{opacity:1;transform:translateY(0);}}
.hero-badge{display:inline-flex;align-items:center;gap:6px;padding:6px 16px;background:rgba(212,165,116,0.15);border-radius:50px;font-size:14px;color:var(--primary-dark);font-weight:600;margin-bottom:24px;}
.hero h1{font-size:52px;font-weight:800;line-height:1.2;margin-bottom:20px;color:var(--text-dark);}
.hero h1 span{background:linear-gradient(135deg,var(--primary),var(--primary-dark));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}
.hero p{font-size:18px;color:var(--text-soft);line-height:1.9;margin-bottom:36px;max-width:520px;}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;border-radius:50px;font-size:16px;font-weight:600;border:none;cursor:pointer;transition:all .3s ease;font-family:inherit;}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:white;box-shadow:0 4px 20px rgba(180,140,100,0.3);}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 8px 30px rgba(180,140,100,0.4);}
.btn-outline{background:transparent;color:var(--text-dark);border:2px solid #EDE4DC;}
.btn-outline:hover{border-color:var(--primary);color:var(--primary-dark);}
.hero-image{opacity:0;transform:translateX(30px);animation:fadeUp 1s ease .3s forwards;}
.hero-image-pic{width:100%;aspect-ratio:4/3;border-radius:24px;overflow:hidden;box-shadow:var(--shadow-lg);position:relative;background:linear-gradient(145deg,#F5E6D3,#EDD9C4);display:flex;align-items:center;justify-content:center;}
.hero-image-pic img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease;}
.hero-image-pic:hover img{transform:scale(1.05);}
.hero-image-pic .placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;font-size:80px;color:var(--primary);}
.hero-image-pic .placeholder small{font-size:16px;color:var(--text-soft);margin-top:12px;}
.hero-stats{display:flex;gap:40px;margin-top:40px;padding-top:32px;border-top:1px solid rgba(180,140,100,0.15);}
.hero-stat .num{font-size:32px;font-weight:800;color:var(--primary-dark);}
.hero-stat .lab{font-size:14px;color:var(--text-soft);}

.services-section{background:var(--white);}
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.service-card{background:var(--primary-bg);border-radius:var(--radius-lg);overflow:hidden;transition:all .4s ease;border:1px solid rgba(180,140,100,0.08);opacity:0;transform:translateY(30px);}
.service-card.visible{animation:fadeUp .6s ease forwards;}
.service-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-md);border-color:var(--primary-light);}
.service-card-img{width:100%;height:200px;overflow:hidden;background:var(--primary-light);display:flex;align-items:center;justify-content:center;}
.service-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
.service-card:hover .service-card-img img{transform:scale(1.08);}
.service-card-body{padding:28px 24px 32px;text-align:center;}
.service-card-body .icon{font-size:40px;margin-bottom:12px;display:block;}
.service-card-body h3{font-size:20px;font-weight:700;margin-bottom:10px;color:var(--text-dark);}
.service-card-body p{font-size:15px;color:var(--text-soft);line-height:1.7;}

.about-section{background:var(--primary-bg);}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;}
.about-image{aspect-ratio:4/3;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);background:linear-gradient(145deg,#EDD9C4,#E8CCB2);display:flex;align-items:center;justify-content:center;position:relative;}
.about-image img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
.about-image:hover img{transform:scale(1.05);}
.about-features{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:32px;}
.about-feature{display:flex;align-items:center;gap:12px;font-size:15px;font-weight:500;color:var(--text-soft);}
.about-feature .check{width:28px;height:28px;background:var(--primary-light);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--primary-dark);font-weight:700;flex-shrink:0;}

.team-section{background:var(--white);}
.team-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:28px;}
.team-card{background:var(--primary-bg);border-radius:var(--radius-lg);overflow:hidden;border:1px solid rgba(180,140,100,0.08);transition:all .3s;opacity:0;transform:translateY(30px);text-align:center;}
.team-card.visible{animation:fadeUp .6s ease forwards;}
.team-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);}
.team-card-avatar{width:100%;height:220px;overflow:hidden;background:var(--primary-light);display:flex;align-items:center;justify-content:center;position:relative;}
.team-card-avatar img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
.team-card:hover .team-card-avatar img{transform:scale(1.05);}
.team-card-body{padding:24px 20px 28px;}
.team-card-body h4{font-size:18px;font-weight:700;margin-bottom:4px;}
.team-card-body .position{font-size:14px;color:var(--primary-dark);font-weight:600;margin-bottom:10px;}
.team-card-body p{font-size:14px;color:var(--text-soft);line-height:1.7;}

.news-section{background:var(--primary-bg);}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{background:var(--white);border-radius:var(--radius-lg);overflow:hidden;border:1px solid rgba(180,140,100,0.08);transition:all .3s;opacity:0;transform:translateY(30px);}
.news-card.visible{animation:fadeUp .6s ease forwards;}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);}
.news-card-img{width:100%;height:200px;overflow:hidden;background:var(--primary-light);display:flex;align-items:center;justify-content:center;}
.news-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
.news-card:hover .news-card-img img{transform:scale(1.08);}
.news-card-body{padding:24px 24px 28px;position:relative;}
.news-card-body .category-tag{display:inline-block;padding:3px 12px;border-radius:50px;background:var(--primary-light);color:var(--primary-dark);font-size:12px;font-weight:600;margin-bottom:8px;}
.news-card-body .date{font-size:13px;color:var(--text-light);margin-bottom:6px;}
.news-card-body h3{font-size:18px;font-weight:700;margin-bottom:10px;line-height:1.4;}
.news-card-body p{font-size:14px;color:var(--text-soft);line-height:1.7;}
.news-card-body .read-more{display:inline-flex;align-items:center;gap:4px;color:var(--primary-dark);font-weight:600;font-size:14px;margin-top:12px;transition:gap .3s;}
.news-card-body .read-more:hover{gap:8px;}

.pricing-section{background:var(--primary-bg);}
.pricing-table{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.pricing-card{background:var(--white);border-radius:var(--radius-lg);overflow:hidden;border:1px solid rgba(180,140,100,0.1);transition:all .3s;opacity:0;transform:translateY(30px);}
.pricing-card.visible{animation:fadeUp .6s ease forwards;}
.pricing-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);}
.pricing-card.featured{border:2px solid var(--primary);transform:scale(1.02);}
.pricing-card.featured:hover{transform:scale(1.02) translateY(-6px);}
.pricing-header{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:white;padding:24px;text-align:center;}
.pricing-header .level{font-size:13px;letter-spacing:2px;text-transform:uppercase;opacity:.85;}
.pricing-header .price{font-size:36px;font-weight:800;margin:8px 0 2px;}
.pricing-header .price small{font-size:14px;font-weight:400;opacity:.7;}
.pricing-body{padding:24px;}
.pricing-body ul{list-style:none;padding:0;}
.pricing-body ul li{display:flex;align-items:center;gap:10px;padding:10px 0;font-size:14px;color:var(--text-soft);border-bottom:1px solid var(--primary-light);}
.pricing-body ul li:last-child{border-bottom:none;}
.pricing-body ul li::before{content:'✓';color:var(--primary-dark);font-weight:700;flex-shrink:0;}
.pricing-body .subsidy{background:var(--primary-light);border-radius:var(--radius-sm);padding:14px 16px;margin-top:16px;font-size:13px;color:var(--primary-dark);font-weight:500;line-height:1.8;}

.cta-section{background:linear-gradient(135deg,#3D2C2E 0%,#2E1F21 100%);color:white;text-align:center;padding:100px 0;}
.cta-section h2{font-size:40px;font-weight:700;margin-bottom:16px;}
.cta-section h2 span{color:var(--primary);}
.cta-section p{font-size:18px;color:rgba(255,255,255,0.6);max-width:520px;margin:0 auto 36px;}
.cta-section .btn-primary{font-size:18px;padding:16px 40px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));}

.footer{background:#2E1F21;color:rgba(255,255,255,0.5);padding:60px 0 30px;}
.footer-top{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px;}
.footer h4{color:white;font-size:16px;margin-bottom:16px;font-weight:600;}
.footer p,.footer a{font-size:14px;color:rgba(255,255,255,0.5);line-height:2;display:block;}
.footer a:hover{color:var(--primary);}
.footer .brand{font-size:20px;font-weight:700;color:white;margin-bottom:12px;}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.06);padding-top:24px;text-align:center;font-size:13px;}

.back-top{position:fixed;bottom:30px;right:30px;width:48px;height:48px;background:var(--primary);color:white;border:none;border-radius:50%;cursor:pointer;font-size:20px;box-shadow:var(--shadow-md);transition:all .3s;opacity:0;transform:translateY(20px);pointer-events:none;z-index:99;}
.back-top.visible{opacity:1;transform:translateY(0);pointer-events:auto;}
.back-top:hover{background:var(--primary-dark);transform:translateY(-4px);}

@media(max-width:968px){
    .hero .container{grid-template-columns:1fr;text-align:center;gap:40px;}
    .hero p{margin:0 auto 36px;}
    .hero-actions,.hero-stats{justify-content:center;}
    .hero h1{font-size:38px;}
    .services-grid,.news-grid{grid-template-columns:1fr 1fr;}
    .pricing-table{grid-template-columns:1fr 1fr;}
    .about-grid{grid-template-columns:1fr;}
    .footer-top{grid-template-columns:1fr 1fr 1fr;}
}
@media(max-width:640px){
    .mobile-toggle{display:block;}
    .nav-menu{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(253,248,243,0.98);backdrop-filter:blur(20px);flex-direction:column;justify-content:center;gap:24px;font-size:20px;}
    .nav-menu.open{display:flex;}
    .services-grid,.news-grid{grid-template-columns:1fr;}
    .pricing-table{grid-template-columns:1fr;}
    .team-grid{grid-template-columns:1fr 1fr;}
    .footer-top{grid-template-columns:1fr;}
    .hero h1{font-size:30px;}
    .section-title{font-size:28px;}
    .about-features{grid-template-columns:1fr;}
    .section{padding:60px 0;}
}
@media(max-width:480px){.team-grid{grid-template-columns:1fr;}.hero-stats{flex-wrap:wrap;gap:20px;}}