/* ===== Reset & Base ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
    font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
    font-size:16px;line-height:1.6;color:#1e293b;background:#f8fafc
}
a{color:inherit;text-decoration:none}
ul{list-style:none}
img{max-width:100%;height:auto;display:block}
button{cursor:pointer;border:none;background:none;font:inherit;color:inherit}
input,select,textarea{font:inherit;color:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.section{padding:80px 0}
.section-header{text-align:center;margin-bottom:48px}
.section-tag{
    display:inline-block;background:#e0e7ff;color:#2563eb;padding:4px 14px;
    border-radius:20px;font-size:14px;font-weight:600;margin-bottom:12px
}
.section-header h2{font-size:clamp(24px,4vw,36px);font-weight:700;margin-bottom:12px;line-height:1.3}
.section-header p{color:#64748b;font-size:16px;max-width:560px;margin:0 auto}
.highlight{color:#2563eb}

/* ===== Logo ===== */
.logo-img{display:block;width:150px;height:42px}

/* ===== Header ===== */
.header{
    position:fixed;top:0;left:0;right:0;z-index:1000;
    background:rgba(255,255,255,0.95);backdrop-filter:blur(10px);
    -webkit-backdrop-filter:blur(10px);
    box-shadow:0 1px 3px rgba(0,0,0,0.08);transition:box-shadow .3s
}
.header.scrolled{box-shadow:0 2px 12px rgba(0,0,0,0.1)}
.header .container{
    display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px
}
.logo{display:flex;align-items:center;flex-shrink:0}
.logo-icon{font-size:24px}
.header-phone{
    display:flex;align-items:center;gap:6px;color:#2563eb;font-weight:600;font-size:15px;
    white-space:nowrap;flex-shrink:0
}
.header-phone:hover{color:#1d4ed8}
.nav-toggle{
    display:none;flex-direction:column;gap:5px;padding:4px;z-index:1001
}
.nav-toggle span{
    display:block;width:24px;height:2px;background:#1e293b;border-radius:2px;
    transition:transform .3s,opacity .3s
}
.nav-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.active span:nth-child(2){opacity:0}
.nav-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.nav-list{display:flex;gap:8px;align-items:center}
.nav-list a{
    padding:8px 14px;border-radius:8px;font-size:15px;font-weight:500;color:#475569;
    transition:all .2s
}
.nav-list a:hover{background:#f1f5f9;color:#1e293b}
.nav-cta{background:#2563eb !important;color:#fff !important;font-weight:600}
.nav-cta:hover{background:#1d4ed8 !important}

/* ===== Hero ===== */
.hero{
    position:relative;min-height:85vh;display:flex;align-items:center;
    background:linear-gradient(135deg,#0f172a 0%,#1e3a5f 50%,#1e293b 100%);
    padding-top:64px;overflow:hidden
}
@supports(min-height:100dvh){
    .hero{min-height:100dvh}
}
.hero-overlay{
    position:absolute;inset:0;
    background:radial-gradient(ellipse at 20% 50%,rgba(37,99,235,0.15) 0%,transparent 50%),radial-gradient(ellipse at 80% 50%,rgba(59,130,246,0.1) 0%,transparent 50%);
    pointer-events:none
}
.hero-content{position:relative;z-index:1;padding:60px 0;max-width:800px}
.hero h1{font-size:clamp(28px,5vw,48px);font-weight:800;color:#fff;line-height:1.25;margin-bottom:16px}
.hero .highlight{color:#60a5fa}
.hero-subtitle{font-size:clamp(16px,2vw,20px);color:#94a3b8;margin-bottom:32px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:48px}
.btn{
    display:inline-flex;align-items:center;gap:8px;padding:12px 28px;
    border-radius:12px;font-weight:600;font-size:16px;transition:all .25s;white-space:nowrap
}
.btn-lg{padding:14px 36px;font-size:17px}
.btn-primary{background:#2563eb;color:#fff;box-shadow:0 4px 14px rgba(37,99,235,0.35)}
.btn-primary:hover{background:#1d4ed8;transform:translateY(-2px);box-shadow:0 6px 20px rgba(37,99,235,0.45)}
.btn-outline{background:transparent;color:#fff;border:2px solid rgba(255,255,255,0.3)}
.btn-outline:hover{background:rgba(255,255,255,0.1);border-color:#60a5fa}
.btn-block{width:100%;justify-content:center}
.hero-stats{display:flex;gap:40px;flex-wrap:wrap}
.stat{text-align:center}
.stat-num{display:block;font-size:28px;font-weight:800;color:#60a5fa;line-height:1}
.stat-label{font-size:14px;color:#94a3b8;margin-top:4px}

/* ===== Trust Bar ===== */
.trust-bar{background:#fff;border-bottom:1px solid #e2e8f0;padding:20px 0}
.trust-items{display:flex;justify-content:center;gap:24px 48px;flex-wrap:wrap}
.trust-item{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:500;color:#475569}
.trust-item svg{flex-shrink:0;color:#2563eb}
@media (prefers-contrast:high){
    .trust-item svg{color:Highlight}
}

/* ===== Services ===== */
.services{background:#fff}
.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px}
.service-card{
    background:#f8fafc;border:1px solid #e2e8f0;border-radius:16px;
    padding:32px 28px;transition:all .3s
}
.service-card:hover{transform:translateY(-4px);box-shadow:0 12px 24px rgba(0,0,0,0.06);border-color:#bfdbfe}
.service-icon{margin-bottom:20px}
.service-icon svg{color:#2563eb}
.service-card h3{font-size:20px;font-weight:700;margin-bottom:10px;color:#0f172a}
.service-card p{font-size:14px;color:#64748b;margin-bottom:16px;line-height:1.7}
.service-features{display:flex;flex-wrap:wrap;gap:6px}
.service-features li{background:#e0e7ff;color:#2563eb;padding:3px 10px;border-radius:6px;font-size:13px;font-weight:500}

/* ===== Brands ===== */
.brands-list{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;max-width:700px;margin:0 auto}
.brand-tag{background:#fff;border:1px solid #e2e8f0;padding:8px 20px;border-radius:8px;font-size:15px;font-weight:500;color:#475569;transition:all .2s}
.brand-tag:hover{border-color:#2563eb;color:#2563eb;background:#eff6ff}

/* ===== Areas ===== */
.areas{background:#fff}
.areas-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;max-width:800px;margin:0 auto}
.area-item{display:flex;align-items:center;gap:10px;background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;padding:14px 18px;transition:all .2s}
.area-item:hover{border-color:#93c5fd;background:#eff6ff}
.area-dot{width:10px;height:10px;border-radius:50%;background:#22c55e;flex-shrink:0}
.area-name{font-weight:600;font-size:15px;color:#0f172a;flex:1}
.area-time{font-size:13px;color:#2563eb;font-weight:500;white-space:nowrap}
.areas-note{text-align:center;font-size:14px;color:#94a3b8;margin-top:16px}

/* ===== Process ===== */
.process{background:#f8fafc}
.process-steps{max-width:800px;margin:0 auto;display:flex;flex-direction:column;gap:0}
.step{display:flex;align-items:flex-start;gap:20px;background:#fff;border:1px solid #e2e8f0;border-radius:16px;padding:24px 28px;transition:all .3s}
.step:hover{border-color:#bfdbfe;box-shadow:0 4px 12px rgba(0,0,0,0.04)}
.step-num{width:44px;height:44px;border-radius:50%;background:#2563eb;color:#fff;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:700;flex-shrink:0}
.step-content h3{font-size:18px;font-weight:700;margin-bottom:4px;color:#0f172a}
.step-content p{font-size:14px;color:#64748b}
.step-arrow{display:flex;justify-content:center;padding:8px 0;color:#2563eb}

/* ===== Testimonials ===== */
.testimonials{background:#fff}
.testimonials-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px}
.testimonial-card{background:#f8fafc;border:1px solid #e2e8f0;border-radius:16px;padding:28px;position:relative}
.testimonial-stars{color:#f59e0b;font-size:18px;margin-bottom:12px;letter-spacing:2px}
.testimonial-card p{font-size:15px;color:#475569;line-height:1.7;margin-bottom:16px;font-style:italic}
.testimonial-card cite{font-style:normal;font-size:13px;color:#94a3b8}

/* ===== FAQ ===== */
.faq{background:#f8fafc}
.faq-list{max-width:720px;margin:0 auto;display:flex;flex-direction:column;gap:8px}
.faq-item{background:#fff;border:1px solid #e2e8f0;border-radius:12px;overflow:hidden}
.faq-item details summary{display:flex;justify-content:space-between;align-items:center;gap:16px;width:100%;padding:18px 24px;cursor:pointer;text-align:left;font-size:16px;font-weight:600;color:#1e293b;transition:background .2s;list-style:none}
.faq-item details summary::-webkit-details-marker,.faq-item details summary::marker{display:none}
.faq-item details summary:hover{background:#f8fafc}
.faq-item details summary::after{content:'';flex-shrink:0;width:20px;height:20px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E") center/contain no-repeat;transition:transform .3s}
.faq-item details[open] summary::after{transform:rotate(180deg)}
details[open] .faq-answer{max-height:300px;padding:0 24px 20px}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .35s ease,padding .35s ease;padding:0 24px;color:#64748b;font-size:15px;line-height:1.7}

/* ===== CTA Banner ===== */
.cta-banner{background:linear-gradient(135deg,#1e3a5f,#0f172a);padding:60px 0;text-align:center}
.cta-content h2{font-size:clamp(22px,4vw,34px);color:#fff;font-weight:700;margin-bottom:12px}
.cta-content .highlight{color:#60a5fa}
.cta-content p{color:#94a3b8;font-size:16px;margin-bottom:28px}
.cta-actions{display:flex;justify-content:center;gap:16px;flex-wrap:wrap}

/* ===== Contact ===== */
.contact{background:#fff}
.contact-wrapper{display:grid;grid-template-columns:1fr 1.2fr;gap:40px;align-items:start;max-width:1000px;margin:0 auto}
.contact-info{display:flex;flex-direction:column;gap:16px}
.contact-card{display:flex;gap:16px;align-items:flex-start;background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;padding:20px}
.contact-icon{width:48px;height:48px;border-radius:12px;background:#e0e7ff;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.contact-icon svg{color:#2563eb}
.contact-card h3{font-size:16px;font-weight:600;color:#0f172a;margin-bottom:4px}
.contact-card p{font-size:14px;color:#64748b}
.contact-link{font-size:18px;font-weight:700;color:#2563eb}
.contact-link:hover{color:#1d4ed8}
.contact-wechat{font-family:monospace;color:#2563eb;font-weight:600}
.wechat-qr{margin-top:10px;border-radius:8px;display:block}
.contact-form{background:#f8fafc;border:1px solid #e2e8f0;border-radius:16px;padding:32px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:14px;font-weight:600;color:#475569;margin-bottom:6px}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:12px 14px;border:1px solid #d1d5db;border-radius:10px;font-size:15px;background:#fff;transition:border-color .2s}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:#2563eb;box-shadow:0 0 0 3px rgba(37,99,235,0.1)}
.form-group textarea{resize:vertical;min-height:80px}
.form-group .field-error{border-color:#dc2626}
.form-group .field-error:focus{border-color:#dc2626;box-shadow:0 0 0 3px rgba(220,38,38,0.1)}
.form-success{display:none;text-align:center;padding:40px 20px}
.form-success.show{display:block}
.form-success svg{margin:0 auto 16px}
.form-success h3{font-size:22px;font-weight:700;color:#16a34a;margin-bottom:8px}
.form-success p{font-size:15px;color:#475569}
/* Hide form when success is shown */
.form-success.show~.contact-form,
.form-success.show+.contact-form{display:none}

/* ===== Footer ===== */
.footer{background:#0f172a;color:#94a3b8;padding:48px 0 24px}
.footer-content{display:flex;gap:40px;flex-wrap:wrap;margin-bottom:32px}
.footer-brand{display:flex;align-items:center;min-width:200px}
.footer-links{display:flex;gap:40px 60px;flex-wrap:wrap;flex:1}
.footer-section h4{font-size:14px;font-weight:600;color:#fff;margin-bottom:12px;text-transform:uppercase;letter-spacing:0.5px}
.footer-section ul{display:flex;flex-direction:column;gap:8px}
.footer-section li{font-size:14px}
.footer-section a:hover{color:#60a5fa}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.08);padding-top:20px;text-align:center;font-size:13px}

/* ===== Back to Top ===== */
.back-to-top{
    position:fixed;bottom:30px;right:30px;width:44px;height:44px;
    border-radius:12px;background:#2563eb;color:#fff;
    display:flex;align-items:center;justify-content:center;
    box-shadow:0 4px 12px rgba(37,99,235,0.3);
    opacity:0;visibility:hidden;transition:all .3s;z-index:999
}
.back-to-top.visible{opacity:1;visibility:visible}
.back-to-top:hover{background:#1d4ed8;transform:translateY(-2px)}

/* ===== District Hero (replaces inline styles) ===== */
.district-hero{
    background:linear-gradient(135deg,#0f172a 0%,#1e3a5f 50%);
    padding:120px 0 60px;color:#fff
}
.district-hero-content{text-align:center}
.district-hero h1{font-size:clamp(24px,4vw,38px);font-weight:800;margin-bottom:10px}
.district-hero-subtitle{color:#94a3b8;font-size:18px;margin-bottom:4px}
.district-hero-highlight{color:#60a5fa;font-size:18px;font-weight:600}
.district-hero-actions{margin-top:24px}
.district-intro{max-width:800px;margin:0 auto;line-height:2;color:#475569}

/* ===== Article CTA (replaces inline styles) ===== */
.article-cta{
    margin-top:32px;padding:24px;background:#f8fafc;border-radius:12px;
    text-align:center;border:1px solid #e2e8f0
}
.article-cta p{font-size:16px;color:#475569;margin-bottom:12px}
.article-cta .btn{margin:4px}
.article-cta .btn-outline{color:#2563eb;border-color:#2563eb}
.article-cta .btn-outline:hover{background:#eff6ff}

/* ===== Animate on scroll — progressive enhancement ===== */
.animate-hidden{
    opacity:0;transform:translateY(20px);
    transition:opacity 0.6s ease,transform 0.6s ease
}
.animate-hidden.animate-visible{
    opacity:1;transform:translateY(0)
}
@media (prefers-reduced-motion:reduce){
    .animate-hidden{opacity:1;transform:none}
}

/* ===== Features Grid ===== */
.features{background:#f8fafc}
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:24px}
.feature-item{background:#fff;border:1px solid #e2e8f0;border-radius:16px;padding:28px;text-align:center;transition:all .3s}
.feature-item:hover{transform:translateY(-4px);box-shadow:0 12px 24px rgba(0,0,0,0.06);border-color:#bfdbfe}
.feature-icon{width:56px;height:56px;border-radius:16px;background:#e0e7ff;display:flex;align-items:center;justify-content:center;margin:0 auto 16px}
.feature-icon svg{color:#2563eb}
.feature-item h3{font-size:18px;font-weight:700;margin-bottom:8px;color:#0f172a}
.feature-item p{font-size:14px;color:#64748b;line-height:1.7}
/* ===== Article Cards (Homepage) ===== */
.article-links{background:#fff}
.article-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}
.article-card-link{text-decoration:none;color:inherit;display:block}
.article-card{background:#f8fafc;border:1px solid #e2e8f0;border-radius:14px;padding:24px;transition:all .3s;height:100%}
.article-card:hover{transform:translateY(-3px);box-shadow:0 8px 20px rgba(0,0,0,0.06);border-color:#bfdbfe}
.article-card-img{margin-bottom:14px}
.article-card-img svg{color:#2563eb}
.article-card h3{font-size:17px;font-weight:700;margin-bottom:8px;color:#0f172a}
.article-card p{font-size:14px;color:#64748b;line-height:1.6;margin-bottom:12px}
.article-read-more{font-size:14px;font-weight:600;color:#2563eb}
/* ===== Article Inner Page ===== */
.article-page{padding:120px 0 60px;min-height:80vh;background:#fff}
.article-page .container{max-width:800px}
.breadcrumb{font-size:14px;color:#94a3b8;margin-bottom:24px;padding:12px 0}
.breadcrumb a{color:#2563eb}
.breadcrumb a:hover{text-decoration:underline}
.article-page h1{font-size:clamp(22px,3.5vw,32px);font-weight:800;color:#0f172a;line-height:1.3;margin-bottom:16px}
.article-meta{display:flex;gap:20px;font-size:14px;color:#94a3b8;margin-bottom:32px;padding-bottom:16px;border-bottom:1px solid #e2e8f0}
.article-body{font-size:16px;line-height:1.9;color:#475569}
.article-body h2{font-size:22px;font-weight:700;color:#0f172a;margin:32px 0 16px;padding-bottom:8px;border-bottom:2px solid #e0e7ff}
.article-body h3{font-size:18px;font-weight:700;color:#1e293b;margin:24px 0 12px}
.article-body p{margin-bottom:16px}
.article-body ul{margin-bottom:16px;padding-left:20px}
.article-body ul li{margin-bottom:8px;list-style:disc}
.article-table{width:100%;border-collapse:collapse;margin:16px 0 24px;font-size:15px}
.article-table th,.article-table td{padding:10px 14px;border:1px solid #e2e8f0;text-align:left}
.article-table th{background:#f1f5f9;font-weight:600;color:#0f172a}
.article-table tr:nth-child(even){background:#f8fafc}

/* ===== Responsive ===== */
@media(max-width:900px){
    .contact-wrapper{grid-template-columns:1fr}
    .footer-links{gap:24px}
}
@media(max-width:768px){
    .section{padding:56px 0}
    .section-header{margin-bottom:32px}
    .nav-toggle{display:flex}
    .header-phone span{display:none}
    .nav-list{
        position:fixed;top:0;right:auto;left:auto;
        transform:translateX(100%);
        width:280px;height:100vh;
        background:#fff;flex-direction:column;padding:80px 24px 24px;
        box-shadow:-4px 0 20px rgba(0,0,0,0.1);
        transition:transform .35s ease;gap:4px;overflow-y:auto
    }
    .nav-list.open{transform:translateX(0)}
    .nav-list a{display:block;padding:12px 16px;border-radius:10px}
    .nav-cta{margin-top:8px}
    .hero{min-height:auto;padding:100px 0 60px}
    .hero h1{font-size:26px}
    .hero-actions{gap:12px}
    .hero-actions .btn{width:100%;justify-content:center}
    .hero-stats{gap:24px}
    .trust-items{flex-direction:column;align-items:flex-start;gap:12px}
    .form-row{grid-template-columns:1fr}
    .footer-content{flex-direction:column;gap:24px}
}
@media(max-width:480px){
    .container{padding:0 16px}
    .hero h1{font-size:22px}
    .btn-lg{padding:12px 24px;font-size:15px}
    .services-grid{grid-template-columns:1fr}
    .step{padding:20px;gap:14px}
    .contact-form{padding:20px}
    .testimonials-grid{grid-template-columns:1fr}
    .areas-grid{grid-template-columns:1fr 1fr}
}
@media(min-width:769px){
    .nav-list{display:flex !important}
}

/* ===== Print Styles ===== */
@media print{
    .header,.back-to-top,.cta-banner,.nav-toggle,.contact-form,.footer{display:none!important}
    .hero{background:#fff!important;color:#000!important;min-height:auto;padding:40px 0}
    .hero h1,.hero-subtitle,.hero .highlight{color:#000!important}
    .hero-stats{color:#000!important}
    .stat-num{color:#000!important}
    .district-hero{background:#fff!important;color:#000!important;padding:40px 0}
    .district-hero h1,.district-hero-subtitle,.district-hero-highlight{color:#000!important}
    .article-page{padding:40px 0}
    .service-card,.testimonial-card,.feature-item,.contact-card{break-inside:avoid;border:1px solid #ccc!important;box-shadow:none!important}
    .step-arrow{display:none}
}

/* ===== Spin animation for form button ===== */
@keyframes spin{to{transform:rotate(360deg)}}
.btn-primary:disabled{background:#93c5fd;cursor:not-allowed;transform:none;box-shadow:none}


/* ===== Feature Icon Colors ===== */
.feature-icon{width:56px;height:56px;border-radius:16px;display:flex;align-items:center;justify-content:center;margin:0 auto 12px;position:relative}
.feature-icon svg{width:28px;height:28px}
.feature-icon-award{background:linear-gradient(135deg,#fef3c7,#fde68a)}
.feature-icon-award svg{color:#d97706}
.feature-icon-badge{background:linear-gradient(135deg,#dbeafe,#bfdbfe)}
.feature-icon-badge svg{color:#2563eb}
.feature-icon-time{background:linear-gradient(135deg,#d1fae5,#a7f3d0)}
.feature-icon-time svg{color:#059669}
.feature-icon-support{background:linear-gradient(135deg,#fce7f3,#fbcfe8)}
.feature-icon-support svg{color:#db2777}

/* ===== Feature Number ===== */
.feature-num{font-size:36px;font-weight:800;color:#0f172a;line-height:1;margin-bottom:8px;letter-spacing:-1px}
.feature-num-unit{font-size:16px;font-weight:600;color:#64748b;margin-left:2px}
.feature-item h3{font-size:17px;font-weight:700;margin-bottom:6px;color:#0f172a}
.feature-item p{font-size:13px;color:#64748b;line-height:1.65;max-width:260px;margin:0 auto}

/* ===== Article Card Header ===== */
.article-card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.article-card-tag{display:inline-block;font-size:11px;font-weight:600;padding:3px 10px;border-radius:20px;letter-spacing:0.3px}
.article-tag-blue{background:#e0e7ff;color:#2563eb}
.article-tag-orange{background:#fef3c7;color:#d97706}
.article-tag-red{background:#fee2e2;color:#dc2626}
.article-tag-green{background:#d1fae5;color:#059669}
.article-card-time{font-size:12px;color:#94a3b8;white-space:nowrap}

/* ===== Article Card Footer ===== */
.article-card-footer{display:flex;align-items:center;gap:6px;margin-top:auto;padding-top:12px}
.article-card-footer .article-read-more{font-size:13px;font-weight:600;color:#2563eb}
.article-card-footer svg{color:#2563eb;flex-shrink:0;transition:transform .2s}
.article-card:hover .article-card-footer svg{transform:translateX(3px)}
.article-card{display:flex;flex-direction:column}
.article-card h3{font-size:16px;font-weight:700;margin-bottom:8px;color:#0f172a;line-height:1.4}
.article-card p{font-size:13px;color:#64748b;line-height:1.6;margin-bottom:0;flex:1}
.article-card-img{margin-bottom:10px}
.article-card-img svg{color:#2563eb;width:36px;height:36px}



/* ===== Mini Articles Grid (9-card section) ===== */
.mini-articles-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:960px;margin:0 auto}
.mini-article-card{display:flex;flex-direction:column;gap:10px;background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:20px 18px;text-decoration:none;transition:all .25s;position:relative}
.mini-article-card:hover{transform:translateY(-4px);box-shadow:0 12px 24px rgba(0,0,0,0.06);border-color:#bfdbfe}
.mini-card-tag{display:inline-flex;align-items:center;justify-content:center;padding:3px 10px;border-radius:6px;font-size:12px;font-weight:500;width:fit-content}
.mini-article-card h4{font-size:15px;font-weight:600;color:#1e293b;line-height:1.5;margin:0;transition:color .2s}
.mini-article-card:hover h4{color:#2563eb}
.mini-article-card::after{content:"阅读全文 →";font-size:13px;color:#2563eb;font-weight:500;opacity:0;transition:opacity .25s}
.mini-article-card:hover::after{opacity:1}

@media (max-width:768px){
    .mini-article-card{padding:16px 14px}
    .mini-article-card h4{font-size:14px}
}

@media (max-width:480px){
    .mini-articles-grid{grid-template-columns:1fr;gap:10px}
    .mini-article-card{padding:14px 12px}
}



/* ===== Mobile Responsive ===== */
@media (max-width: 768px) {
    .nav-toggle{display:flex}
    .header-phone span{display:none}
    .header-phone svg{width:20px;height:20px}
    .header-phone{gap:4px}
    .nav-list{position:fixed;top:0;left:0;right:0;bottom:0;z-index:1000;background:rgba(255,255,255,0.98);flex-direction:column;justify-content:center;gap:0;display:none}
    .nav-list.open{display:flex}
    .nav-list a{font-size:18px;padding:14px 20px;border-radius:0;text-align:center;width:100%;max-width:280px;margin:0 auto}
    .nav-cta{margin-top:12px}
    .hero{min-height:70vh}
    .hero-content{padding:40px 0}
    .hero-actions{flex-direction:column;gap:12px}
    .hero-actions .btn{width:100%;justify-content:center}
    .hero-stats{display:grid;grid-template-columns:1fr 1fr;gap:16px;text-align:center}
    .section{padding:48px 0}
    .section-header{margin-bottom:32px}
    .section-header p{font-size:15px;padding:0 10px}
    .services-grid{grid-template-columns:1fr;gap:20px}
    .areas-grid{grid-template-columns:1fr 1fr;gap:10px}
    .features-grid{grid-template-columns:1fr;max-width:400px;margin:0 auto}
    .process-steps{flex-direction:column;align-items:flex-start;gap:16px}
    .step-arrow{display:none}
    .step{width:100%;padding:16px}
    .trust-items{justify-content:flex-start;gap:12px 24px}
    .trust-item{font-size:13px}
    .cta-banner{padding:40px 0}
    .cta-content h2{font-size:22px}
    .cta-content p{font-size:15px}
    .cta-actions .btn{width:100%;justify-content:center}
    .contact-wrapper{grid-template-columns:1fr}
    .contact-form .form-row{grid-template-columns:1fr}
    .contact-form input,.contact-form select,.contact-form textarea{font-size:16px}
    .contact-info{gap:16px}
    .footer-content{grid-template-columns:1fr 1fr;gap:24px}
    .footer-brand{grid-column:span 2;text-align:center}
    .footer-brand .logo-img{margin:0 auto}
    .footer-bottom{font-size:12px;padding:16px 0}
    .footer-bottom p{line-height:1.6}
    .district-hero-content h1{font-size:clamp(22px,6vw,32px)}
    .district-hero-actions .btn{width:100%;justify-content:center}
    .district-intro p{font-size:15px}
    .back-to-top{width:40px;height:40px;right:12px;bottom:80px}
    .brands-list{gap:8px}
    .article-table{font-size:13px}
    .article-cta{flex-direction:column;gap:12px}
    .article-cta .btn{width:100%;justify-content:center}
    .faq-item details summary{font-size:14px;padding:12px 14px}
}

@media (max-width: 480px) {
    .container{padding:0 16px}
    .hero{padding:70px 0}
    .hero h1{font-size:clamp(24px,7vw,32px)}
    .hero-content{padding:20px 0}
    .hero-stats{gap:12px}
    .hero-subtitle{font-size:14px;margin-bottom:24px}
    .services-grid{gap:16px}
    .areas-grid{grid-template-columns:1fr}
    .section-header h2{font-size:clamp(20px,5vw,24px)}
    .section{padding:36px 0}
    .footer-content{grid-template-columns:1fr;gap:20px}
    .footer-brand{grid-column:span 1}
    .footer-section h4{font-size:14px}
    .footer-section a,.footer-section li{font-size:13px}
    .trust-items{gap:8px 16px}
    .trust-item{font-size:12px;gap:4px}
    .cta-content h2{font-size:20px}
    .contact-form{padding:20px}
    .contact-form label{font-size:14px}
    .district-hero-content h1{font-size:20px}
    .district-intro p{font-size:14px}
    .faq-item details summary{font-size:13px;padding:10px 12px}
    .feature-item{padding:24px 20px}
}