/**
 * 郑州科芮医疗器械 - 高端精致样式
 * 专业医疗风格
 */

/* ===================== 变量 ===================== */
:root {
    --primary: #0055cc;
    --primary-light: #1a75e0;
    --primary-dark: #003d99;
    --primary-darker: #002d77;
    --primary-bg: #eef4ff;
    --primary-bg-deep: #e0eaff;
    --secondary: #007a7a;
    --secondary-light: #009090;
    --accent: #d94f1e;
    --accent-light: #ff6b3d;
    --success: #007549;
    --success-bg: #e8f5ee;
    --warning: #c2820a;
    --warning-bg: #fff6e0;
    --danger: #c82020;
    --danger-bg: #fef4f4;
    --dark: #0c1e35;
    --dark-mid: #152a45;
    --dark-deep: #040f1d;
    --gray: #334155;
    --gray-light: #64748b;
    --gray-lighter: #94a3b8;
    --gray-xlight: #cbd5e1;
    --light: #f8f9fc;
    --lighter: #f1f4f9;
    --white: #ffffff;
    --border: #e0e6f0;
    --border-light: #eef1f6;
    --shadow-xs: 0 1px 2px rgba(15,39,68,0.04);
    --shadow-sm: 0 2px 4px rgba(15,39,68,0.06), 0 1px 2px rgba(15,39,68,0.04);
    --shadow: 0 4px 12px rgba(15,39,68,0.08), 0 2px 4px rgba(15,39,68,0.04);
    --shadow-md: 0 8px 24px rgba(15,39,68,0.10), 0 4px 8px rgba(15,39,68,0.05);
    --shadow-lg: 0 12px 36px rgba(15,39,68,0.12), 0 6px 12px rgba(15,39,68,0.06);
    --shadow-xl: 0 20px 60px rgba(15,39,68,0.15), 0 10px 20px rgba(15,39,68,0.08);
    --shadow-primary: 0 6px 20px rgba(0,85,204,0.30);
    --shadow-primary-lg: 0 12px 36px rgba(0,85,204,0.34);
    --shadow-input-focus: 0 0 0 3px rgba(0,85,204,0.15);
    --shadow-card-hover: 0 8px 24px rgba(15,39,68,0.12);
    --radius-sm: 6px;
    --radius: 10px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 9999px;
    --transition: all 0.22s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-md: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    /* 渐变色变量 */
    --gradient-title: linear-gradient(90deg,#00CED1,#E0FFFF,#FFFFFF,#FFFACD,#FFFFFF,#E0FFFF,#00CED1,#E0FFFF,#FFFFFF);
    --gradient-size: 900%;
}

/* ===================== 重置 ===================== */
*,::before,::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth}
::selection{background:var(--primary);color:#fff}
::-moz-selection{background:var(--primary);color:#fff}
body{
    font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
    line-height:1.75;color:var(--dark);background:var(--white);
    min-height:100vh;-webkit-font-smoothing:antialiased;
    -moz-osx-font-smoothing:grayscale;
    overflow-x:hidden
}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit}
button{font-family:inherit;cursor:pointer;border:none;outline:none}
ul,ol{list-style:none}
input,textarea,select{font-family:inherit}

/* ===================== 焦点样式 ===================== */
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{
    outline:2px solid var(--primary);outline-offset:2px
}

/* ===================== 工具 ===================== */
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.text-center{text-align:center}
.text-primary{color:var(--primary)}
.text-secondary{color:var(--secondary)}
.text-accent{color:var(--accent)}
.text-gray{color:var(--gray)}
.mt-1{margin-top:8px}.mt-2{margin-top:16px}.mt-3{margin-top:24px}.mt-4{margin-top:32px}.mt-5{margin-top:48px}
.mb-1{margin-bottom:8px}.mb-2{margin-bottom:16px}.mb-3{margin-bottom:24px}.mb-4{margin-bottom:32px}
.hidden{display:none!important}
.gradient-text{
    background:linear-gradient(135deg,var(--primary),var(--secondary));
    -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text
}

/* ===================== 顶部栏 ===================== */
.top-bar{
    background:var(--dark);color:rgba(255,255,255,0.7);
    padding:8px 0;font-size:0.8rem;
    border-bottom:1px solid rgba(255,255,255,0.05);
    letter-spacing:0.01em
}
.top-bar::after{
    display:none
}
.top-bar a{color:rgba(255,255,255,0.8);transition:var(--transition)}
.top-bar a:hover{color:#fff}
.top-bar .contact-info{
    display:flex;gap:28px;flex-wrap:wrap;align-items:center;justify-content:flex-end
}
.top-bar .contact-info span{display:inline-flex;align-items:center;gap:7px}
@media(max-width:640px){
    .top-bar .contact-info{justify-content:center;gap:8px 18px}
}

/* ===================== 头部 ===================== */
.header{
    background:linear-gradient(to bottom, rgba(240,246,255,0.98) 0%, rgba(220,238,255,0.95) 50%, rgba(200,230,255,0.92) 100%);position:sticky;top:0;z-index:1000;
    backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
    box-shadow:0 1px 0 var(--border-light),0 2px 8px rgba(15,39,68,0.04);
    transition:var(--transition-md)
}
.header-inner{
    display:flex;align-items:center;justify-content:space-between;
    padding:12px 0;gap:24px
}
.logo{display:flex;align-items:center;gap:12px;flex-shrink:0;text-decoration:none}
.logo-img{height:60px;width:auto;display:none}
.logo-name{
    font-size:1.375rem;font-weight:900;
    color:#0c1e35;letter-spacing:0.1em;white-space:nowrap;
    display:block;
    text-shadow:1px 1px 2px rgba(0,61,153,0.3);
}
.nav{display:flex;align-items:center;gap:2px}
.nav a{
    padding:8px 18px;color:var(--gray-light);font-size:1.0rem;
    font-weight:500;border-radius:var(--radius);transition:var(--transition-md);
    position:relative;display:flex;align-items:center;gap:6px
}
.nav a::before{
    content:'';position:absolute;inset:0;border-radius:var(--radius);
    background:var(--primary-bg);opacity:0;transition:var(--transition);
    transform:scale(0.95);z-index:0;pointer-events:none
}
.nav a span{z-index:1;position:relative}
.nav a:hover{color:#0052ad !important}
.nav a:hover::before{opacity:0}
.nav a.active{
    color:#ffffff !important;
    font-weight:700;
    position:relative;
    background:#0052ad
}
.nav a.active::before{opacity:0}
.nav a span{position:relative;z-index:1}
.mobile-menu-btn{
    display:none;background:rgba(15,39,68,0.06);border:none;
    border-radius:var(--radius);padding:10px 14px;font-size:1.2rem;
    color:var(--dark);transition:var(--transition)
}
.mobile-menu-btn:hover{background:rgba(15,39,68,0.1)}
@media(max-width:768px){
    .mobile-menu-btn{display:flex;align-items:center;justify-content:center}
    .nav{
        display:none;position:absolute;top:100%;left:0;right:0;
        background:var(--white);flex-direction:column;padding:8px 0;
        box-shadow:var(--shadow-lg);border-radius:0 0 var(--radius-lg) var(--radius-lg);
        border:1px solid var(--border-light);border-top:none
    }
    .nav.active{display:flex;gap:0}
    .nav a{border-radius:0;padding:14px 24px;border-bottom:1px solid var(--border-light);font-size:0.9375rem}
    .nav a::before{display:none}
    .nav a:last-child{border-bottom:none}
}

/* ===================== Hero 区域 ===================== */
.hero{
    background:linear-gradient(180deg, rgba(240,246,255,0.98) 0%, rgba(220,238,255,0.95) 50%, rgba(200,230,255,0.92) 100%);color:var(--white);
    padding:90px 0 100px;position:relative;overflow:hidden;min-height:560px;
    display:flex;align-items:center
}
.hero::before{
    content:'';position:absolute;top:0;left:0;right:0;bottom:0;
    background:
        radial-gradient(ellipse 120% 60% at 50% -20%, rgba(0,85,204,0.45) 0%, rgba(0,122,122,0.25) 30%, transparent 60%),
        radial-gradient(ellipse 80% 50% at 20% 20%, rgba(0,85,204,0.2) 0%, transparent 50%),
        radial-gradient(ellipse 70% 40% at 80% 30%, rgba(0,122,122,0.15) 0%, transparent 45%),
        linear-gradient(to bottom, rgba(0,85,204,0.2) 0%, rgba(0,122,122,0.08) 20%, transparent 50%)
}
.hero::after{
    content:'';position:absolute;bottom:0;left:0;right:0;height:100px;
    background:linear-gradient(to top, var(--white), transparent)
}
.hero-grid{
    position:absolute;inset:0;
    background-image:
        linear-gradient(rgba(0,85,204,0.07) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,85,204,0.07) 1px, transparent 1px);
    background-size:60px 60px;
    mask-image:radial-gradient(ellipse 80% 60% at 50% 50%, black 20%, transparent 70%);
    -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 50%, black 20%, transparent 70%)
}
.hero .container{position:relative;z-index:2;width:100%}
.hero-content{max-width:660px}
.hero-badge{
    display:inline-flex;align-items:center;gap:8px;
    background:rgba(0,85,204,0.25);border:1px solid rgba(0,85,204,0.4);
    padding:7px 18px;border-radius:var(--radius-full);font-size:0.8rem;
    margin-bottom:28px;color:rgba(255,255,255,0.96);font-weight:600;
    backdrop-filter:blur(8px);letter-spacing:0.02em
}
.hero-badge svg{color:#93c5fd;flex-shrink:0}
.hero-badge{
    animation:badgeSlide 0.8s ease-out forwards;
    opacity:0;transform:translateY(-20px)
}
@keyframes badgeSlide{
    0%{opacity:0;transform:translateY(-20px)}
    100%{opacity:1;transform:translateY(0)}
}
.hero h1{
    font-size:3rem;font-weight:900;line-height:1.15;margin-bottom:20px;
    letter-spacing:-0.025em;
    background:var(--gradient-title);
    background-size:var(--gradient-size);
    -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
    filter:drop-shadow(0 2px 8px rgba(0,85,204,0.5));
    animation:textFadeIn 1.2s ease-out forwards,textGlow 3s ease-in-out infinite 1.2s,gradientFlow 6s ease infinite;
    opacity:0
}

/* 标题淡入动画 */
@keyframes textFadeIn{
    0%{opacity:0;transform:translateY(30px) scale(0.95)}
    100%{opacity:1;transform:translateY(0) scale(1)}
}

/* Hero段落和按钮上移动画 */
@keyframes heroFadeUp{
    0%{opacity:0;transform:translateY(25px)}
    100%{opacity:1;transform:translateY(0)}
}

/* 文字光晕呼吸效果 */
@keyframes textGlow{
    0%,100%{filter:drop-shadow(0 2px 12px rgba(0,85,204,0.6)) drop-shadow(0 0 20px rgba(0,85,204,0.3))}
    50%{filter:drop-shadow(0 6px 30px rgba(0,85,204,1)) drop-shadow(0 0 40px rgba(0,85,204,0.6))}
}

/* 标题颜色渐变流动 */
@keyframes gradientFlow{
    0%{background-position:0% 50%}
    50%{background-position:100% 50%}
    100%{background-position:0% 50%}
}
.hero p{font-size:1.0625rem;opacity:0.9;margin-bottom:36px;line-height:1.9;color:rgba(255,255,255,0.95);max-width:540px}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap}
.btn{
    display:inline-flex;align-items:center;justify-content:center;gap:9px;
    padding:13px 30px;background:var(--primary);color:#fff;
    border-radius:var(--radius);font-weight:700;font-size:0.9375rem;
    transition:var(--transition-md);border:2px solid transparent;
    box-shadow:0 6px 22px rgba(0,85,204,0.30)
}
.hero .btn{background:transparent;border-color:rgba(0,85,204,0.8);color:#003d99;backdrop-filter:blur(8px);box-shadow:none}
.hero .btn:hover{background:rgba(200,230,255,0.3);border-color:rgba(0,85,204,0.95);transform:translateY(-2px)}
.hero .btn-outline{background:transparent;border-color:rgba(0,85,204,0.7);color:#003d99;backdrop-filter:blur(8px);box-shadow:none}
.hero .btn-outline:hover{background:rgba(200,230,255,0.3);border-color:rgba(0,85,204,0.85);transform:translateY(-2px)}
.btn:hover{
    background:var(--primary-dark);transform:translateY(-3px);
    box-shadow:0 12px 36px rgba(0,85,204,0.38)
}
.btn:active{transform:translateY(-1px)}
.btn-outline{
    background:rgba(255,255,255,0.06);border-color:rgba(255,255,255,0.2);color:#fff;
    box-shadow:none;backdrop-filter:blur(8px)
}
.btn-outline:hover{background:rgba(255,255,255,0.12);border-color:rgba(255,255,255,0.35);transform:translateY(-3px)}
.btn-sm{padding:9px 18px;font-size:0.8125rem;border-radius:var(--radius-sm)}
.btn-lg{padding:15px 36px;font-size:1rem;border-radius:var(--radius-md)}
@media(min-width:768px){
    .hero{padding:110px 0 120px;min-height:640px}
    .hero h1{font-size:3.75rem}
}
@media(min-width:1024px){
    .hero h1{font-size:4.25rem}
}
@media(max-width:576px){
    .hero h1{font-size:2.125rem;margin-bottom:16px}
    .hero p{font-size:0.9375rem}
    .hero-btns{flex-direction:column}
    .hero-btns .btn{width:100%;justify-content:center}
}

/* ===================== 区块通用 ===================== */
.section{padding:72px 0}
@media(min-width:768px){.section{padding:96px 0}}
.section-header{margin-bottom:52px;text-align:center}
.section-header h2{
    font-size:2rem;font-weight:800;margin-bottom:14px;
    color:var(--dark);letter-spacing:-0.025em
}
.section-header p{color:var(--gray-light);font-size:1rem;max-width:520px;margin:0 auto;line-height:1.8}
.section-header .line{
    width:52px;height:3px;background:linear-gradient(90deg,var(--primary),var(--secondary));
    border-radius:3px;margin:20px auto 0
}

/* ===================== 特色服务 ===================== */
.features{background:var(--light)}
.features-grid{
    display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:28px
}
.feature-card{
    background:var(--white);border-radius:var(--radius-lg);padding:36px 28px;
    text-align:center;box-shadow:var(--shadow-sm);
    border:1px solid var(--border-light);
    transition:var(--transition-slow);position:relative;overflow:hidden;
    contain: layout style paint;
}
.feature-card::before{
    content:'';position:absolute;top:0;left:0;right:0;height:3px;
    background:linear-gradient(90deg,var(--primary),var(--secondary));
    opacity:0;transition:var(--transition-slow)
}
.feature-card::after{
    content:'';position:absolute;inset:0;
    border-radius:var(--radius-lg);border:2px solid transparent;
    transition:var(--transition-slow);pointer-events:none
}
.feature-card:hover{
    box-shadow:var(--shadow-xl);transform:translateY(-8px)
}
.feature-card:hover::before{opacity:1}
.feature-card:hover::after{border-color:rgba(0,85,204,0.15)}
.feature-icon{
    width:72px;height:72px;background:var(--primary-bg);
    border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;
    margin:0 auto 24px;font-size:2rem;
    transition:var(--transition-slow)
}
.feature-card:hover .feature-icon{
    background:var(--primary);
    transform:scale(1.1) translateY(-2px);
    box-shadow:0 8px 24px rgba(0,85,204,0.32)
}
.feature-card:hover .feature-icon svg{stroke:var(--white)}
.feature-card h3{font-size:1.125rem;font-weight:700;margin-bottom:12px;color:var(--dark)}
.feature-card p{color:var(--gray-light);font-size:0.9rem;line-height:1.8}

/* ===================== 产品网格 ===================== */
.products-grid,.news-grid{
    display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:28px
}
@media(max-width:640px){.products-grid,.news-grid{grid-template-columns:1fr}}

.product-card{
    background:var(--white);border-radius:var(--radius-lg);overflow:hidden;
    box-shadow:var(--shadow-sm);transition:var(--transition-slow);
    border:1px solid var(--border-light);
    display:flex;flex-direction:column;
    position:relative;
    contain: layout style paint;
}
.product-card:hover{
    box-shadow:var(--shadow-xl);transform:translateY(-10px)
}
.product-card .card-img{
    height:210px;background:var(--primary-bg);position:relative;
    display:flex;align-items:center;justify-content:center;overflow:hidden
}
.product-card .card-img::before{
    content:'';position:absolute;inset:0;
    background:linear-gradient(135deg, rgba(0,85,204,0.04), rgba(0,122,122,0.06));
    z-index:1
}
.product-card .card-img img{
    width:100%;height:100%;object-fit:cover;
    transition:transform 0.6s var(--ease-out-expo)
}
.product-card:hover .card-img img{transform:scale(1.08)}
.product-card .card-img .img-placeholder{
    font-size:4rem;opacity:0.2;transition:var(--transition-md)
}
.product-card .card-badge{
    position:absolute;top:16px;left:16px;z-index:2;
    background:var(--primary);color:#fff;padding:5px 14px;
    border-radius:var(--radius-full);font-size:0.75rem;font-weight:700;
    letter-spacing:0.03em;box-shadow:var(--shadow-sm)
}
.product-card .card-body{flex:1;padding:24px;display:flex;flex-direction:column}
.product-card .card-category{
    color:var(--secondary);font-size:0.775rem;font-weight:700;margin-bottom:8px;
    letter-spacing:0.05em;text-transform:uppercase
}
.product-card .card-title{
    font-size:1.0625rem;font-weight:700;margin-bottom:10px;
    color:var(--dark);line-height:1.5
}
.product-card .card-title a:hover{color:var(--primary)}
.product-card .card-desc{
    color:var(--gray-light);font-size:0.875rem;flex:1;line-height:1.75;margin-bottom:18px
}
.product-card .card-footer{
    display:flex;justify-content:space-between;align-items:center;
    padding-top:18px;border-top:1px solid var(--border-light)
}
.product-card .card-meta{color:var(--gray-lighter);font-size:0.8125rem}
.product-card .card-link{
    color:var(--primary);font-size:0.875rem;font-weight:700;
    display:inline-flex;align-items:center;gap:8px;
    transition:var(--transition);
    text-shadow:0 1px 2px rgba(0,85,204,0.16)
}
.product-card .card-link:hover{gap:12px;color:var(--primary-dark)}

/* ===================== 新闻网格 ===================== */
.news-card{
    background:var(--white);border-radius:var(--radius-lg);overflow:hidden;
    box-shadow:var(--shadow-sm);transition:var(--transition-slow);
    border:1px solid var(--border-light);display:flex;flex-direction:column;
    contain: layout style paint;
}
.news-card:hover{box-shadow:var(--shadow-xl);transform:translateY(-8px)}
.news-card .card-img{
    height:170px;background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);
    display:flex;align-items:center;justify-content:center;overflow:hidden;position:relative
}
.news-card .card-img::before{
    content:'';position:absolute;inset:0;
    background:radial-gradient(circle at 30% 50%, rgba(255,255,255,0.1) 0%, transparent 60%)
}
.news-card .card-img .img-placeholder{font-size:3.25rem;opacity:0.25}
.news-card .card-body{flex:1;padding:24px}
.news-card .card-meta{
    display:flex;gap:10px;align-items:center;margin-bottom:12px;
    font-size:0.8rem;color:var(--gray-lighter);flex-wrap:wrap
}
.news-card .card-meta .category-tag{
    background:var(--primary-bg);color:var(--primary);padding:4px 12px;
    border-radius:var(--radius-full);font-weight:700;font-size:0.75rem
}
.news-card .card-title{
    font-size:1.0625rem;font-weight:700;margin-bottom:12px;line-height:1.6;
    color:var(--dark)
}
.news-card .card-title a:hover{color:var(--primary)}
.news-card .read-more{
    color:var(--primary);font-size:0.875rem;font-weight:700;
    display:inline-flex;align-items:center;gap:8px;
    transition:var(--transition)
}
.news-card .read-more:hover{gap:12px}
.news-card .card-desc{color:var(--gray-light);font-size:0.875rem;line-height:1.8}
.news-card .card-footer{
    padding:16px 24px;border-top:1px solid var(--border-light);
    display:flex;justify-content:space-between;align-items:center
}

/* ===================== 证书展示 ===================== */
.certs-grid{
    display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px
}
.cert-card{
    background:var(--white);border-radius:var(--radius-lg);padding:32px 24px;
    text-align:center;box-shadow:var(--shadow-sm);
    border:1px solid var(--border-light);
    transition:var(--transition-slow);position:relative;overflow:hidden
}
.cert-card::before{
    content:'';position:absolute;top:0;left:0;right:0;height:3px;
    background:linear-gradient(90deg,var(--primary),var(--secondary))
}
.cert-card:hover{box-shadow:var(--shadow-xl);transform:translateY(-6px)}
.cert-card .cert-icon{
    width:64px;height:64px;background:var(--primary-bg);
    border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;
    margin:0 auto 20px;font-size:1.75rem;
    transition:var(--transition-slow)
}
.cert-card:hover .cert-icon{background:var(--primary);transform:scale(1.08)}
.cert-card:hover .cert-icon svg{stroke:var(--white)}
.cert-card h4{font-size:0.9375rem;font-weight:700;color:var(--dark);margin-bottom:10px}
.cert-card .cert-num{color:var(--gray-light);font-size:0.8125rem;margin-bottom:6px}
.cert-card .cert-date{color:var(--gray-lighter);font-size:0.775rem}

/* ===================== 页面头部 ===================== */
.page-header{
    background:linear-gradient(180deg, rgba(240,246,255,0.98) 0%, rgba(220,238,255,0.95) 50%, rgba(200,230,255,0.92) 100%);color:var(--white);
    padding:72px 0;text-align:center;position:relative;overflow:hidden
}
.page-header::before{
    content:'';position:absolute;inset:0;
    background:
        radial-gradient(ellipse 80% 50% at 50% -10%, rgba(0,85,204,0.3) 0%, rgba(0,122,122,0.12) 50%, transparent 70%),
        url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none'%3E%3Cg fill='%23ffffff' fill-opacity='0.015'%3E%3Ccircle cx='30' cy='30' r='1.5'/%3E%3C/g%3E%3C/svg%3E");
    pointer-events:none
}
.page-header::after{
    content:'';position:absolute;bottom:0;left:0;right:0;height:60px;
    background:linear-gradient(to top, var(--white), transparent)
}
.page-header h1{
    font-size:2.25rem;font-weight:900;margin-bottom:14px;letter-spacing:-0.025em;
    background:var(--gradient-title);
    background-size:var(--gradient-size);
    -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;position:relative;
    filter:drop-shadow(0 2px 8px rgba(0,85,204,0.5));
    animation:pageHeaderFadeUp 1s ease-out forwards,pageHeaderGlow 3s ease-in-out infinite 1s,gradientFlow 6s ease infinite;
    opacity:0
}
.page-header p{
    font-size:17px;opacity:0;margin-bottom:0;line-height:1.9;color:#003d99;position:relative;
    animation:pageHeaderFadeUp 1s ease-out 0.3s forwards
}
@keyframes pageHeaderFadeUp{
    0%{opacity:0;transform:translateY(30px)}
    100%{opacity:1;transform:translateY(0)}
}

/* page-header 光晕效果 */
@keyframes pageHeaderGlow{
    0%,100%{filter:drop-shadow(0 2px 12px rgba(0,85,204,0.6)) drop-shadow(0 0 20px rgba(0,85,204,0.3))}
    50%{filter:drop-shadow(0 6px 30px rgba(0,85,204,1)) drop-shadow(0 0 40px rgba(0,85,204,0.6))}
}
@media(min-width:768px){
    .page-header{padding:92px 0}
    .page-header h1{font-size:3rem}
}

/* 面包屑 */
.breadcrumb{
    padding:14px 0;font-size:0.8125rem;color:var(--gray-light);
    border-bottom:1px solid var(--border-light);background:var(--white)
}
.breadcrumb a{color:var(--primary);transition:var(--transition)}
.breadcrumb a:hover{color:var(--primary-dark)}
.breadcrumb span{margin:0 10px;color:var(--gray-lighter)}

/* ===================== 详情页 ===================== */
.detail-section{padding:56px 0}
.detail-card{
    background:var(--white);border-radius:var(--radius-lg);padding:44px;
    box-shadow:var(--shadow-md);margin-bottom:32px;
    border:1px solid var(--border-light)
}
.detail-header{
    margin-bottom:32px;padding-bottom:28px;
    border-bottom:2px solid var(--border-light);
    position:relative
}
.detail-header::after{
    content:'';position:absolute;bottom:-2px;left:0;width:80px;height:2px;
    background:linear-gradient(90deg,var(--primary),var(--secondary))
}
.detail-header .detail-meta{
    display:flex;gap:12px;align-items:center;margin-bottom:16px;flex-wrap:wrap
}
.detail-header .detail-badge{
    background:var(--primary-bg);color:var(--primary);padding:5px 16px;
    border-radius:var(--radius-full);font-size:0.8125rem;font-weight:700
}
.detail-header .detail-date{color:var(--gray-light);font-size:0.875rem}
.detail-header h1{
    font-size:1.875rem;font-weight:800;color:var(--dark);line-height:1.4;
    letter-spacing:-0.02em
}
.detail-body{color:var(--gray);line-height:2;font-size:1rem;white-space:pre-wrap}
.detail-body h2{
    font-size:1.25rem;font-weight:700;color:var(--dark);margin:32px 0 16px;
    padding-left:18px;border-left:4px solid var(--primary)
}
.detail-body p{margin-bottom:18px}
.detail-body img{max-width:100%;border-radius:var(--radius-lg);margin:28px 0;box-shadow:var(--shadow-md)}
.specs-table{width:100%;border-collapse:collapse;margin-top:20px;border-radius:var(--radius);overflow:hidden;border:1px solid var(--border-light)}
.specs-table th,.specs-table td{
    padding:15px 20px;text-align:left;
    border-bottom:1px solid var(--border-light);font-size:0.9rem
}
.specs-table th{background:var(--light);font-weight:700;color:var(--dark)}
.specs-table tr:last-child td{border-bottom:none}
.specs-table tr:hover{background:var(--primary-bg)}
@media(max-width:576px){
    .detail-card{padding:28px}
    .detail-header h1{font-size:1.625rem}
}

/* ===================== 联系页 ===================== */
.contact-grid{
    display:grid;grid-template-columns:1fr 1.3fr;gap:40px;align-items:start
}
@media(max-width:900px){.contact-grid{grid-template-columns:1fr}}
.contact-info-card{
    background:var(--white);border-radius:var(--radius-lg);padding:40px;
    box-shadow:var(--shadow-md);border:1px solid var(--border-light)
}
.contact-item{display:flex;gap:20px;margin-bottom:30px;align-items:flex-start}
.contact-item:last-child{margin-bottom:0}
.contact-item .contact-icon{
    width:50px;height:50px;background:var(--primary-bg);
    border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;
    font-size:1.25rem;flex-shrink:0;transition:var(--transition-md)
}
.contact-item:hover .contact-icon{background:var(--primary);transform:scale(1.05)}
.contact-item:hover .contact-icon svg{stroke:var(--white)}
.contact-item h4{font-size:0.9375rem;font-weight:700;margin-bottom:6px;color:var(--dark)}
.contact-item p{color:var(--gray-light);font-size:0.875rem;line-height:1.7}
.contact-form-card{
    background:var(--white);border-radius:var(--radius-lg);padding:40px;
    box-shadow:var(--shadow-md);border:1px solid var(--border-light)
}
.form-group{margin-bottom:24px}
.form-group label{
    display:block;font-weight:600;margin-bottom:9px;font-size:0.9rem;color:var(--dark)
}
.form-group input,.form-group textarea,.form-group select{
    width:100%;padding:14px 18px;border:2px solid var(--border);
    border-radius:var(--radius);font-size:0.9375rem;
    transition:var(--transition-md);background:var(--white);color:var(--dark)
}
.form-group input:hover,.form-group textarea:hover{border-color:var(--gray-lighter)}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{
    outline:none;border-color:var(--primary);
    box-shadow:0 0 0 4px rgba(0,85,204,0.12)
}
.form-group textarea{min-height:150px;resize:vertical}
.form-group .form-hint{font-size:0.8rem;color:var(--gray-lighter);margin-top:6px}
.form-message{
    padding:14px 18px;border-radius:var(--radius);margin-bottom:16px;
    font-size:0.9rem;display:none
}
.form-message.success{background:var(--success-bg);color:var(--success);display:block;border:1px solid #a7f3d0}
.form-message.error{background:var(--danger-bg);color:var(--danger);display:block;border:1px solid #fecaca}

/* ===================== 关于页 ===================== */
.about-section{padding:64px 0}
.about-card{
    background:var(--white);border-radius:var(--radius-lg);padding:44px;
    box-shadow:var(--shadow-md);
    border:1px solid var(--border-light);margin-bottom:40px
}
.about-card h2{
    font-size:1.5rem;font-weight:800;margin-bottom:24px;color:var(--dark);
    display:flex;align-items:center;gap:14px
}
.about-card h2 .icon{font-size:1.75rem}
.about-card p{color:var(--gray-light);line-height:2;margin-bottom:18px}
.about-card p:last-child{margin-bottom:0}
.value-grid{
    display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:24px;margin-top:28px
}
.value-card{
    background:var(--light);border-radius:var(--radius-lg);padding:28px 20px;
    text-align:center;border:1px solid var(--border-light);
    transition:var(--transition-slow)
}
.value-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}
.value-card .value-icon{font-size:2.25rem;margin-bottom:14px}
.value-card h3{font-size:1rem;font-weight:700;margin-bottom:10px;color:var(--dark)}
.value-card p{color:var(--gray-light);font-size:0.875rem;margin-bottom:0;line-height:1.8}
.timeline{position:relative;padding-left:36px}
.timeline::before{
    content:'';position:absolute;left:12px;top:8px;bottom:0;
    width:2px;background:linear-gradient(180deg,var(--primary),var(--secondary))
}
.timeline-item{position:relative;margin-bottom:40px}
.timeline-item::before{
    content:'';position:absolute;left:-28px;top:10px;
    width:16px;height:16px;background:var(--white);
    border:3px solid var(--primary);border-radius:50%;
    box-shadow:0 0 0 6px rgba(0,85,204,0.12)
}
.timeline-item:last-child{margin-bottom:0}
.timeline-item h4{
    background:linear-gradient(135deg,var(--primary),var(--secondary));
    color:#fff;display:inline-block;padding:6px 18px;border-radius:var(--radius-full);
    font-size:0.8125rem;font-weight:700;margin-bottom:12px
}
.timeline-item p{color:var(--gray-light);font-size:0.9rem;line-height:1.85}
.team-grid{
    display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:28px
}
.team-card{
    background:var(--white);border-radius:var(--radius-lg);padding:36px 28px;
    text-align:center;border:1px solid var(--border-light);
    box-shadow:var(--shadow-sm);transition:var(--transition-slow)
}
.team-card:hover{box-shadow:var(--shadow-xl);transform:translateY(-6px)}
.team-card .avatar{
    width:88px;height:88px;
    background:linear-gradient(135deg,var(--primary),#008080);
    border-radius:50%;display:flex;align-items:center;justify-content:center;
    margin:0 auto 22px;font-size:2.25rem;color:#fff;font-weight:800;
    box-shadow:0 8px 24px rgba(0,85,204,0.28)
}
.team-card h3{font-size:1.125rem;font-weight:800;margin-bottom:4px;color:var(--dark)}
.team-card .title{color:var(--secondary);font-size:0.875rem;font-weight:700;margin-bottom:16px}
.team-card p{color:var(--gray-light);font-size:0.875rem;line-height:1.8;text-align:left}

/* ===================== 分类筛选 ===================== */
.filter-bar{
    display:flex;gap:10px;flex-wrap:wrap;margin-bottom:40px;justify-content:center
}
.filter-btn{
    padding:9px 22px;background:var(--white);
    border:2px solid var(--border);border-radius:var(--radius-full);
    font-size:0.875rem;font-weight:600;color:var(--gray-light);
    cursor:pointer;transition:var(--transition-md)
}
.filter-btn:hover{border-color:var(--primary);color:var(--primary)}
.filter-btn.active{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:var(--shadow-primary)}
.btn-outline.active{border-color:var(--primary);color:var(--primary);background:var(--primary-bg)}

/* ===================== CTA 区块 ===================== */
.cta-section{
    background:linear-gradient(160deg, var(--dark) 0%, var(--dark-mid) 100%);
    color:var(--white);padding:80px 0;text-align:center;position:relative;overflow:hidden
}
.cta-section::before{
    content:'';position:absolute;inset:0;
    background:radial-gradient(ellipse 60% 50% at 50% 50%, rgba(0,85,204,0.25) 0%, rgba(0,122,122,0.1) 50%, transparent 70%)
}
.cta-section .container{position:relative;z-index:1}
.cta-section h2{
    font-size:2.25rem;font-weight:800;margin-bottom:16px;letter-spacing:-0.02em;
    background:linear-gradient(135deg:#ffffff,#bfdbfe);
    -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
    text-shadow:0 2px 24px rgba(0,85,204,0.28)
}
.cta-section p{opacity:0.75;max-width:480px;margin:0 auto 32px;font-size:1.0625rem}

/* ===================== 底部 ===================== */
.footer{
    background:var(--dark);color:rgba(255,255,255,0.75);padding:60px 0 24px
}
.footer-grid{
    display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:40px;
    margin-bottom:40px
}
@media(max-width:768px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:480px){.footer-grid{grid-template-columns:1fr}}
.footer-brand{max-width:320px}
.footer-brand h3{
    font-size:1.25rem;font-weight:700;color:#fff;margin-bottom:14px;
    display:flex;align-items:center;gap:8px;white-space:nowrap
}
.footer-brand p{color:rgba(255,255,255,0.6);font-size:0.875rem;line-height:1.8}
.footer-col h4{color:#fff;font-size:0.9375rem;font-weight:600;margin-bottom:16px}
.footer-col a{
    display:block;padding:5px 0;color:rgba(255,255,255,0.6);font-size:0.875rem;
    transition:var(--transition)
}
.footer-col a:hover{color:#fff;padding-left:4px}
.footer-bottom{
    text-align:center;padding-top:24px;border-top:1px solid rgba(255,255,255,0.1);
    font-size:0.8125rem;color:rgba(255,255,255,0.4)
}

/* ===================== 分页 ===================== */
.pagination{display:flex;justify-content:center;gap:8px;margin-top:48px;flex-wrap:wrap}
.pagination a,.pagination span{
    display:inline-flex;align-items:center;justify-content:center;
    min-width:44px;height:44px;padding:0 14px;
    border:2px solid var(--border);border-radius:var(--radius);
    text-decoration:none;color:var(--gray-light);font-size:0.9rem;font-weight:600;
    transition:var(--transition-md)
}
.pagination a:hover{background:var(--primary-bg);border-color:var(--primary);color:var(--primary)}
.pagination .active{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:var(--shadow-primary)}

/* ===================== 加载动画 ===================== */
.loading{text-align:center;padding:64px 0}
.loading::after{
    content:'';display:inline-block;width:42px;height:42px;
    border:3px solid var(--border);border-top-color:var(--primary);
    border-radius:50%;animation:spin 0.75s linear infinite
}
.skeleton{
    background:linear-gradient(90deg,var(--lighter) 25%,var(--border-light) 50%,var(--lighter) 75%);
    background-size:200% 100%;animation:shimmer 1.4s infinite;border-radius:var(--radius)
}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}

/* ===================== 动画 ===================== */
@keyframes fadeInUp{from{opacity:0;transform:translateY(28px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes slideInLeft{from{opacity:0;transform:translateX(-28px)}to{opacity:1;transform:translateX(0)}}
@keyframes slideInRight{from{opacity:0;transform:translateX(28px)}to{opacity:1;transform:translateX(0)}}
@keyframes scaleIn{from{opacity:0;transform:scale(0.92)}to{opacity:1;transform:scale(1)}}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
.animate-in{animation:fadeInUp 0.6s var(--ease-out-expo) both}
.animate-in:nth-child(2){animation-delay:0.08s}
.animate-in:nth-child(3){animation-delay:0.16s}
.animate-in:nth-child(4){animation-delay:0.24s}
.animate-in:nth-child(5){animation-delay:0.32s}
.animate-in:nth-child(6){animation-delay:0.40s}

/* ===================== 图片预览 ===================== */
.img-preview-modal{
    display:none;position:fixed;top:0;left:0;width:100%;height:100%;
    background:rgba(6,16,32,0.94);z-index:9999;justify-content:center;align-items:center;
    flex-direction:column;backdrop-filter:blur(12px)
}
.img-preview-modal.active{display:flex;animation:fadeIn 0.25s ease}
.img-preview-modal img{
    max-width:92vw;max-height:86vh;object-fit:contain;
    border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);
    animation:scaleIn 0.3s var(--ease-out-expo)
}
.img-preview-modal .close-btn{
    position:absolute;top:28px;right:36px;color:rgba(255,255,255,0.75);
    font-size:38px;cursor:pointer;background:none;border:none;line-height:1;
    transition:var(--transition)
}
.img-preview-modal .close-btn:hover{color:#fff;transform:scale(1.1)}
.img-preview-modal .img-label{color:rgba(255,255,255,0.6);margin-top:20px;font-size:0.9375rem}

/* ===================== Toast 提示 ===================== */
.toast-container{position:fixed;top:24px;right:24px;z-index:9999;display:flex;flex-direction:column;gap:10px}
.toast{
    padding:14px 22px;border-radius:var(--radius);
    background:var(--dark);color:#fff;font-size:0.9rem;
    min-width:280px;max-width:400px;
    box-shadow:var(--shadow-xl);animation:toastSlideIn 0.35s var(--ease-out-expo);
    display:flex;align-items:center;gap:14px;border-left:4px solid var(--primary)
}
.toast.success{border-left-color:var(--success)}
.toast.error{border-left-color:var(--danger)}
.toast.warning{border-left-color:var(--warning)}
@keyframes toastSlideIn{from{opacity:0;transform:translateX(24px)}to{opacity:1;transform:translateX(0)}}

/* ===================== 地图 ===================== */
.map-card{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);border:1px solid var(--border-light)}
.map-placeholder{
    height:340px;background:linear-gradient(135deg,var(--primary-bg-deep),var(--primary-bg));
    display:flex;align-items:center;justify-content:center;
    flex-direction:column;gap:14px;color:var(--gray-light)
}
.map-placeholder svg{width:52px;height:52px;stroke:var(--gray-lighter)}
.map-placeholder p{font-size:0.9375rem;font-weight:500}

/* ===================== 响应式补充 ===================== */
@media(max-width:576px){
    .top-bar .contact-info{justify-content:center;gap:8px 16px}
    .hero-btns{flex-direction:column}
    .hero-btns .btn{width:100%;justify-content:center}
    .detail-card,.contact-info-card,.contact-form-card,.about-card{padding:28px}
    .section-header h2{font-size:1.625rem}
    .section{padding:64px 0}
}

/* ===================== 打印样式 ===================== */
@media print{
    .header,.top-bar,.footer,.mobile-menu-btn,.pagination,.toast-container,.img-preview-modal{display:none}
    .hero{padding:40px 0;min-height:auto;background:var(--white)}
    .section{padding:32px 0}
    .hero h1,.page-header h1{background:none;-webkit-text-fill-color:var(--dark)}
}

/* ===================== 无障碍支持 ===================== */
@media(prefers-reduced-motion:reduce){
    *,::before,::after{animation-duration:0.01ms!important;animation-iteration-count:1!important;transition-duration:0.01ms!important}
}

/* ===================== 焦点可见性 ===================== */
:focus-visible{
    outline:2px solid var(--primary);outline-offset:2px
}
button:focus:not(:focus-visible),a:focus:not(:focus-visible),input:focus:not(:focus-visible){outline:none}

/* ===================== 自定义滚动条 ===================== */
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-track{background:var(--light)}
::-webkit-scrollbar-thumb{background:var(--gray-xlight);border-radius:4px}
::-webkit-scrollbar-thumb:hover{background:var(--gray-light)}
::-webkit-scrollbar-corner{background:var(--light)}

/* ===================== 图片加载占位 ===================== */
img[loading="lazy"]{
    background:linear-gradient(90deg,var(--light) 25%,var(--lighter) 50%,var(--light) 75%);
    background-size:200% 100%;animation:shimmer 1.5s infinite
}
img{-webkit-user-drag:none;user-select:none;max-width:100%;height:auto}

/* ===================== 打印样式优化 ===================== */
@media print{
    .header,.top-bar,.footer,.mobile-menu-btn,.pagination,.toast-container,.img-preview-modal,.breadcrumb{display:none!important}
    .hero{padding:40px 0;min-height:auto;background:var(--white)}
    .section{padding:32px 0}
    .hero h1,.page-header h1{background:none;-webkit-text-fill-color:var(--dark)}
    body{font-size:12pt;color:#000;background:#fff}
    a{text-decoration:underline}
    a[href^="http"]::after{content:" (" attr(href) ")";font-size:0.8em;color:#666}
    .content-card{box-shadow:none;border:1px solid #ddd;page-break-inside:avoid}
    .detail-card{page-break-inside:avoid}
}

/* ===================== 动画性能优化 ===================== */
.card-img img,.product-card,.news-card,.feature-card{will-change:transform}