/* Template 04 - 客服服务中心 | 暖橙+白 */
:root{--bg-primary:#fffaf5;--bg-secondary:#fff5eb;--bg-card:#fff;--bg-card-hover:#fff8f0;--bg-input:#fffaf5;--border:#f0d9c0;--border-light:#f5e6d3;--text-primary:#3d2e1f;--text-secondary:#6b5a45;--text-muted:#9c8a74;--accent:#f97316;--accent-light:#fb923c;--accent-dark:#ea580c;--accent-glow:rgba(249,115,22,0.2);--accent-soft:rgba(249,115,22,0.06);--gradient-hero:linear-gradient(135deg,#fff5eb 0%,#ffedd5 50%,#fff7ed 100%);--gradient-accent:linear-gradient(135deg,#f97316 0%,#fb923c 100%);--shadow-sm:0 1px 3px rgba(0,0,0,0.06);--shadow-md:0 4px 12px rgba(0,0,0,0.08);--shadow-lg:0 8px 30px rgba(0,0,0,0.1);--shadow-glow:0 0 20px var(--accent-glow);--shadow-card:0 2px 12px rgba(249,115,22,0.06);--radius-sm:6px;--radius:10px;--radius-lg:16px;--radius-xl:24px;--font-sans:'Inter','PingFang SC','Microsoft YaHei',-apple-system,sans-serif;--font-mono:'JetBrains Mono','Consolas',monospace;--header-height:68px;--max-width:1200px;--transition:0.25s ease}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:var(--accent);text-decoration:none;transition:var(--transition)}a:hover{color:var(--accent-dark)}
img{max-width:100%;height:auto;display:block}ul{list-style:none}
h1,h2,h3,h4{line-height:1.3;font-weight:700}h1{font-size:2.5rem}h2{font-size:1.85rem}h3{font-size:1.2rem}
p{color:var(--text-secondary);margin-bottom:1rem}
.container{max-width:var(--max-width);margin:0 auto;padding:0 24px}.container-sm{max-width:860px;margin:0 auto;padding:0 24px}
.site-header{position:fixed;top:0;left:0;right:0;z-index:1000;height:var(--header-height);background:rgba(255,255,255,0.92);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--border);transition:var(--transition)}
.site-header.scrolled{background:rgba(255,255,255,0.97);box-shadow:var(--shadow-sm)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:100%;max-width:var(--max-width);margin:0 auto;padding:0 24px}
.logo{display:flex;align-items:center;gap:10px;font-size:1.3rem;font-weight:800;color:var(--text-primary)}
.logo-icon{width:40px;height:40px;border-radius:var(--radius-sm);background:var(--gradient-accent);display:flex;align-items:center;justify-content:center;font-size:1.2rem;color:#fff;font-weight:800}
.main-nav{display:flex;align-items:center;gap:4px}
.main-nav a{color:var(--text-secondary);padding:7px 14px;border-radius:var(--radius);font-size:0.88rem;font-weight:500}
.main-nav a:hover,.main-nav a.active{color:var(--accent);background:var(--accent-soft)}
.mobile-menu-btn{display:none;background:none;border:none;color:var(--text-primary);font-size:1.5rem;cursor:pointer}
.page-hero{position:relative;min-height:420px;display:flex;align-items:center;background:var(--gradient-hero);overflow:hidden;padding-top:var(--header-height)}
.page-hero::after{content:'';position:absolute;bottom:0;left:0;right:0;height:80px;background:linear-gradient(0deg,var(--bg-primary) 0%,transparent 100%);pointer-events:none}
.hero-content{position:relative;z-index:2;padding:50px 0}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:5px 14px;border-radius:50px;background:var(--accent-soft);border:1px solid rgba(249,115,22,0.2);color:var(--accent);font-size:0.82rem;font-weight:600;margin-bottom:14px}
.hero-title{font-size:2.5rem;font-weight:800;max-width:640px;margin-bottom:12px}
.hero-desc{font-size:1.05rem;color:var(--text-secondary);max-width:520px;line-height:1.8;margin-bottom:28px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 26px;border-radius:var(--radius);font-size:0.93rem;font-weight:600;cursor:pointer;border:none;transition:var(--transition);text-decoration:none;white-space:nowrap}
.btn-primary{background:var(--gradient-accent);color:#fff;box-shadow:var(--shadow-glow)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 24px var(--accent-glow);color:#fff}
.btn-outline{background:transparent;border:1.5px solid var(--accent);color:var(--accent)}
.btn-outline:hover{background:var(--accent-soft);transform:translateY(-2px)}
.btn-secondary{background:var(--bg-card);border:1px solid var(--border);color:var(--text-primary)}
.btn-secondary:hover{background:var(--bg-card-hover)}
.btn-lg{padding:14px 32px;font-size:1rem;border-radius:var(--radius-lg)}
.section{padding:80px 0}.section-dark{background:var(--bg-secondary)}
.section-header{margin-bottom:48px}.section-header.center{text-align:center}
.section-label{display:inline-block;padding:4px 12px;border-radius:50px;background:var(--accent-soft);border:1px solid rgba(249,115,22,0.2);color:var(--accent);font-size:0.8rem;font-weight:600;margin-bottom:12px}
.section-title{font-size:1.9rem;margin-bottom:10px}.section-desc{max-width:580px;color:var(--text-muted);font-size:1rem}
.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:26px;transition:var(--transition);box-shadow:var(--shadow-sm)}
.card:hover{border-color:var(--accent);transform:translateY(-3px);box-shadow:var(--shadow-md)}
.card-icon{width:48px;height:48px;border-radius:var(--radius);background:var(--accent-soft);display:flex;align-items:center;justify-content:center;margin-bottom:14px;font-size:1.2rem}
.card h3{margin-bottom:8px}.card p{font-size:0.9rem;color:var(--text-muted);margin:0}
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:22px}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:0.85rem;color:var(--text-muted);margin-bottom:10px}
.breadcrumb a{color:var(--text-secondary)}.breadcrumb .sep{color:var(--accent)}
.timeline{position:relative;padding-left:36px}
.timeline::before{content:'';position:absolute;left:14px;top:0;bottom:0;width:2px;background:var(--border)}
.timeline-item{position:relative;margin-bottom:32px}
.timeline-item::before{content:'';position:absolute;left:-28px;top:6px;width:12px;height:12px;border-radius:50%;background:var(--accent);border:3px solid var(--bg-primary);box-shadow:0 0 8px var(--accent-glow)}
.timeline-date{color:var(--accent);font-size:0.83rem;font-weight:600;margin-bottom:4px}
.timeline-version{font-size:1.05rem;font-weight:700;margin-bottom:6px}
.timeline-content{color:var(--text-secondary)}
.faq-list{max-width:800px;margin:0 auto;display:flex;flex-direction:column;gap:10px}
.faq-item{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:var(--transition)}
.faq-item:hover{border-color:var(--accent)}
.faq-question{width:100%;padding:18px 22px;text-align:left;background:none;border:none;color:var(--text-primary);font-size:0.98rem;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-family:var(--font-sans)}
.faq-question .faq-icon{font-size:1.1rem;color:var(--accent);transition:var(--transition)}
.faq-item.active .faq-icon{transform:rotate(45deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height 0.35s,padding 0.35s}
.faq-item.active .faq-answer{max-height:500px}
.faq-answer-inner{padding:0 22px 18px;color:var(--text-secondary);line-height:1.8;font-size:0.93rem}
.download-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:22px}
.download-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:30px 22px;text-align:center;transition:var(--transition);box-shadow:var(--shadow-sm)}
.download-card:hover{border-color:var(--accent);transform:translateY(-5px);box-shadow:var(--shadow-md)}
.download-card.featured{border-color:var(--accent);box-shadow:var(--shadow-glow)}
.download-card .badge-popular{position:absolute;top:12px;right:12px;padding:4px 10px;border-radius:50px;background:var(--gradient-accent);color:#fff;font-size:0.75rem;font-weight:700}
.download-icon{width:56px;height:56px;margin:0 auto 16px;border-radius:var(--radius);background:var(--accent-soft);display:flex;align-items:center;justify-content:center;font-size:1.6rem}
.download-card h3{margin-bottom:4px}.download-card .version{color:var(--accent);font-size:0.84rem;margin-bottom:4px}
.download-card .size{color:var(--text-muted);font-size:0.8rem;margin-bottom:14px}
.compare-table{width:100%;border-collapse:separate;border-spacing:0;margin:30px 0;border-radius:var(--radius-lg);overflow:hidden}
.compare-table thead th{background:var(--gradient-accent);color:#fff;padding:14px 18px;text-align:left;font-weight:700;font-size:0.93rem}
.compare-table thead th:first-child{border-radius:var(--radius-lg) 0 0 0}
.compare-table thead th:last-child{border-radius:0 var(--radius-lg) 0 0}
.compare-table tbody td{padding:12px 18px;border-bottom:1px solid var(--border);color:var(--text-secondary);font-size:0.9rem}
.compare-table tbody tr:nth-child(even) td{background:var(--bg-secondary)}
.compare-table .check{color:var(--accent);font-weight:700}
.article-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:22px}
.article-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;transition:var(--transition);box-shadow:var(--shadow-sm)}
.article-card:hover{border-color:var(--accent);transform:translateY(-4px)}
.article-card-img{height:190px;overflow:hidden}
.article-card-img img{width:100%;height:100%;object-fit:cover;transition:transform 0.4s}
.article-card:hover .article-card-img img{transform:scale(1.04)}
.article-card-body{padding:18px}
.article-card-tag{display:inline-block;padding:3px 10px;border-radius:50px;background:var(--accent-soft);color:var(--accent);font-size:0.76rem;font-weight:600;margin-bottom:8px}
.article-card h3{font-size:1.05rem;margin-bottom:6px}
.article-card-meta{color:var(--text-muted);font-size:0.8rem}
.article-detail{padding:70px 0}
.article-featured-img{border-radius:var(--radius-lg);overflow:hidden;margin-bottom:30px}
.article-featured-img img{width:100%;border-radius:var(--radius-lg)}
.article-body{line-height:1.9;color:var(--text-secondary)}
.article-body h2{margin:32px 0 12px;font-size:1.45rem;color:var(--text-primary)}
.article-body h3{margin:22px 0 10px}.article-body p{margin-bottom:15px}
.article-body ul{margin:12px 0;padding-left:22px}.article-body li{margin-bottom:6px}
.article-body blockquote{border-left:3px solid var(--accent);background:var(--accent-soft);padding:14px 20px;margin:20px 0;border-radius:0 var(--radius) var(--radius) 0;font-style:italic}
.article-meta-top{display:flex;gap:16px;align-items:center;color:var(--text-muted);font-size:0.88rem;margin-bottom:10px}
.article-meta-top .tag{padding:3px 12px;border-radius:50px;background:var(--accent-soft);color:var(--accent);font-weight:600}
.contact-layout{display:grid;grid-template-columns:1fr 1fr;gap:40px;padding:50px 0}
.contact-info-item{display:flex;align-items:flex-start;gap:12px;margin-bottom:20px}
.contact-info-item .icon{width:42px;height:42px;border-radius:var(--radius);background:var(--accent-soft);display:flex;align-items:center;justify-content:center;font-size:1.1rem;flex-shrink:0}
.contact-form{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow-sm)}
.form-group{margin-bottom:16px}
.form-group label{display:block;margin-bottom:6px;font-size:0.88rem;font-weight:600}
.form-group input,.form-group textarea{width:100%;padding:11px 14px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius);color:var(--text-primary);font-size:0.93rem;font-family:var(--font-sans)}
.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.cta-section{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-xl);padding:48px;text-align:center;margin:70px 0}
.cta-section h2{margin-bottom:10px}.cta-section p{max-width:480px;margin:0 auto 24px}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.pagination{display:flex;justify-content:center;gap:8px;margin-top:40px}
.pagination a,.pagination span{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:var(--radius);background:var(--bg-card);border:1px solid var(--border);color:var(--text-secondary);font-size:0.88rem;font-weight:600}
.pagination a:hover{border-color:var(--accent);color:var(--accent)}
.pagination .active{background:var(--gradient-accent);color:#fff;border-color:transparent}
.stats-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding:40px 0}
.stat-item{text-align:center;padding:16px}.stat-number{font-size:2.2rem;font-weight:800;color:var(--accent)}
.stat-label{color:var(--text-muted);font-size:0.88rem;margin-top:4px}
.site-footer{background:var(--bg-secondary);border-top:1px solid var(--border);padding:52px 0 26px;margin-top:70px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:34px;margin-bottom:34px}
.footer-col h4{margin-bottom:14px;font-size:0.98rem}
.footer-col a{display:block;color:var(--text-muted);font-size:0.88rem;padding:4px 0}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid var(--border);padding-top:20px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;color:var(--text-muted);font-size:0.83rem}
.footer-social{display:flex;gap:10px}
.footer-social a{width:36px;height:36px;border-radius:50%;background:var(--bg-card);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;color:var(--text-secondary)}
.footer-social a:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}
.cs-float{position:fixed;right:22px;bottom:100px;z-index:9999}
.cs-toggle{width:54px;height:54px;border-radius:50%;background:var(--gradient-accent);border:none;cursor:pointer;box-shadow:0 4px 20px var(--accent-glow);display:flex;align-items:center;justify-content:center;font-size:1.4rem;color:#fff;transition:var(--transition)}
.cs-toggle:hover{transform:scale(1.08)}
.cs-panel{position:absolute;bottom:66px;right:0;width:290px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:22px;opacity:0;transform:translateY(10px);pointer-events:none;transition:opacity 0.3s,transform 0.3s}
.cs-panel.visible{opacity:1;transform:translateY(0);pointer-events:all}
.cs-panel h4{font-size:0.98rem;margin-bottom:6px}.cs-panel .cs-hint{font-size:0.8rem;color:var(--text-muted);margin-bottom:12px;line-height:1.6}
.cs-panel .cs-wechat{display:flex;align-items:center;gap:10px;padding:10px 14px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:12px}
.cs-panel .cs-wechat-id{font-size:1.1rem;font-weight:700;color:var(--accent);font-family:var(--font-mono)}
.cs-copy-btn{width:100%;padding:10px;border-radius:var(--radius);background:var(--gradient-accent);color:#fff;border:none;font-size:0.88rem;font-weight:700;cursor:pointer}
.cs-copy-btn:hover{box-shadow:var(--shadow-glow)}.cs-copy-btn.copied{background:var(--accent-dark)}
@media(max-width:1024px){h1{font-size:2rem}h2{font-size:1.55rem}.hero-title{font-size:2rem}.stats-bar{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.contact-layout{grid-template-columns:1fr}}
@media(max-width:768px){.main-nav{display:none}.mobile-menu-btn{display:block}.main-nav.open{display:flex;flex-direction:column;position:absolute;top:var(--header-height);left:0;right:0;background:#fff;box-shadow:var(--shadow-md);padding:14px;border-bottom:1px solid var(--border)}.hero-title{font-size:1.6rem}.download-grid{grid-template-columns:1fr}.article-grid{grid-template-columns:1fr}.section{padding:50px 0}.cta-section{padding:30px 18px}.footer-grid{grid-template-columns:1fr}}
@media(max-width:480px){.container,.container-sm{padding:0 16px}h1{font-size:1.5rem}h2{font-size:1.3rem}.hero-actions{flex-direction:column}.hero-actions .btn{width:100%}.stats-bar{grid-template-columns:1fr 1fr}.stat-number{font-size:1.7rem}.cs-panel{width:260px;right:-16px}}