/* ===== 开云 Kaiyun 品牌官网 Style.css ===== */
/* 全局重置与基础 */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
body{background:#0a0a1a;color:#e2e8f0;line-height:1.6;transition:background .4s,color .4s;overflow-x:hidden}
body.light{background:#f8fafc;color:#0f172a}
a{color:inherit;text-decoration:none}
ul{list-style:none}
img,svg{display:block;max-width:100%;height:auto}

/* 容器与辅助 */
.container{max-width:1280px;margin:0 auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}
.glass{background:rgba(255,255,255,.06);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.08);border-radius:24px;box-shadow:0 8px 32px rgba(0,0,0,.3)}
body.light .glass{background:rgba(255,255,255,.7);border-color:rgba(0,0,0,.06);box-shadow:0 8px 32px rgba(0,0,0,.06)}

/* 按钮 */
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;border-radius:40px;font-weight:600;font-size:.95rem;border:none;cursor:pointer;transition:all .3s;background:linear-gradient(135deg,#3b82f6,#8b5cf6);color:#fff;box-shadow:0 4px 20px rgba(59,130,246,.3)}
.btn:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(59,130,246,.4)}
body.light .btn{box-shadow:0 4px 20px rgba(59,130,246,.2)}

/* 章节 */
.section{padding:80px 0}
.section-title{font-size:2.2rem;font-weight:700;margin-bottom:16px;background:linear-gradient(135deg,#e2e8f0,#94a3b8);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
body.light .section-title{background:linear-gradient(135deg,#0f172a,#3b82f6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.section-sub{font-size:1.05rem;color:#94a3b8;max-width:600px;margin-bottom:48px}
body.light .section-sub{color:#64748b}

/* 网格系统 */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}

/* 通用布局 */
.text-center{text-align:center}
.flex-center{display:flex;align-items:center;justify-content:center}
.flex-between{display:flex;align-items:center;justify-content:space-between}
.gap-8{gap:8px}.gap-12{gap:12px}.gap-16{gap:16px}.gap-24{gap:24px}
.mt-12{margin-top:12px}.mt-24{margin-top:24px}.mt-40{margin-top:40px}
.mb-24{margin-bottom:24px}.mb-40{margin-bottom:40px}
.relative{position:relative}.overflow-hidden{overflow:hidden}
.rounded-2xl{border-radius:16px}.rounded-3xl{border-radius:24px}
.shadow-soft{box-shadow:0 4px 24px rgba(0,0,0,.2)}
body.light .shadow-soft{box-shadow:0 4px 24px rgba(0,0,0,.06)}
.opacity-0{opacity:0}.transition-all{transition:all .6s cubic-bezier(.22,1,.36,1)}

/* 滚动动画 */
.scroll-reveal{opacity:0;transform:translateY(30px);transition:opacity .7s ease,transform .7s ease}
.scroll-reveal.revealed{opacity:1;transform:translateY(0)}

/* 头部导航 */
header{position:fixed;top:0;left:0;width:100%;z-index:1000;padding:12px 0;transition:all .4s;background:rgba(10,10,26,.8);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border-bottom:1px solid rgba(255,255,255,.05)}
body.light header{background:rgba(248,250,252,.85);border-color:rgba(0,0,0,.06)}
header.scrolled{background:rgba(10,10,26,.95);box-shadow:0 4px 30px rgba(0,0,0,.3)}
body.light header.scrolled{background:rgba(248,250,252,.95)}
.nav-container{display:flex;align-items:center;justify-content:space-between;max-width:1280px;margin:0 auto;padding:0 24px}
.logo{font-size:1.5rem;font-weight:800;display:flex;align-items:center;gap:10px;background:linear-gradient(135deg,#3b82f6,#8b5cf6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.logo svg{width:32px;height:32px;-webkit-text-fill-color:initial}
.nav-links{display:flex;gap:24px;align-items:center}
.nav-links a{font-size:.9rem;font-weight:500;padding:6px 0;position:relative;transition:color .3s;color:#94a3b8}
body.light .nav-links a{color:#475569}
.nav-links a::after{content:'';position:absolute;bottom:0;left:0;width:0;height:2px;background:linear-gradient(90deg,#3b82f6,#8b5cf6);transition:width .3s}
.nav-links a:hover{color:#e2e8f0}
body.light .nav-links a:hover{color:#0f172a}
.nav-links a:hover::after{width:100%}
.nav-links a.active{color:#e2e8f0}
body.light .nav-links a.active{color:#0f172a}
.nav-links a.active::after{width:100%}
.theme-toggle{background:none;border:none;color:#94a3b8;font-size:1.3rem;cursor:pointer;padding:6px;border-radius:50%;transition:all .3s;display:flex;align-items:center}
.theme-toggle:hover{background:rgba(255,255,255,.08);color:#e2e8f0}
body.light .theme-toggle:hover{background:rgba(0,0,0,.06);color:#0f172a}
.mobile-menu-btn{display:none;background:none;border:none;color:#e2e8f0;font-size:1.5rem;cursor:pointer;padding:6px}
body.light .mobile-menu-btn{color:#0f172a}

/* 移动菜单 */
.mobile-menu{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(10,10,26,.98);backdrop-filter:blur(30px);z-index:999;flex-direction:column;align-items:center;justify-content:center;gap:32px;opacity:0;pointer-events:none;transition:opacity .4s}
body.light .mobile-menu{background:rgba(248,250,252,.98)}
.mobile-menu.open{opacity:1;pointer-events:all;display:flex}
.mobile-menu a{font-size:1.5rem;font-weight:600;color:#94a3b8;transition:color .3s}
body.light .mobile-menu a{color:#475569}
.mobile-menu a:hover{color:#e2e8f0}
body.light .mobile-menu a:hover{color:#0f172a}
.mobile-menu .close-btn{position:absolute;top:24px;right:24px;background:none;border:none;color:#e2e8f0;font-size:2rem;cursor:pointer}
body.light .mobile-menu .close-btn{color:#0f172a}

/* 英雄区 */
.hero{min-height:100vh;display:flex;align-items:center;position:relative;overflow:hidden;padding-top:80px}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg svg{width:100%;height:100%;object-fit:cover}
.hero-content{position:relative;z-index:2;max-width:720px}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 20px;border-radius:40px;font-size:.85rem;font-weight:500;margin-bottom:24px;background:rgba(59,130,246,.15);color:#60a5fa;border:1px solid rgba(59,130,246,.2)}
body.light .hero-badge{background:rgba(59,130,246,.08);color:#3b82f6}
.hero h1{font-size:3.8rem;font-weight:800;line-height:1.2;margin-bottom:20px;background:linear-gradient(135deg,#f1f5f9,#94a3b8);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
body.light .hero h1{background:linear-gradient(135deg,#0f172a,#3b82f6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero p{font-size:1.15rem;color:#94a3b8;max-width:580px;margin-bottom:36px;line-height:1.7}
body.light .hero p{color:#475569}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.hero-visual{position:absolute;right:0;top:50%;transform:translateY(-50%);width:45%;height:70%;z-index:1;opacity:.6}
.hero-visual svg{width:100%;height:100%}
.banner-dots{position:absolute;bottom:40px;left:50%;transform:translateX(-50%);display:flex;gap:10px;z-index:3}
.banner-dots span{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,.2);cursor:pointer;transition:all .3s}
.banner-dots span.active{background:#3b82f6;width:28px;border-radius:5px}
body.light .banner-dots span{background:rgba(0,0,0,.15)}
body.light .banner-dots span.active{background:#3b82f6}

/* 品牌介绍 */
.brand-intro .intro-card{padding:48px;border-radius:24px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.06)}
body.light .brand-intro .intro-card{background:rgba(0,0,0,.02);border-color:rgba(0,0,0,.06)}

/* 故事卡片 */
.story-card{padding:40px;border-radius:24px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);transition:all .4s}
body.light .story-card{background:rgba(0,0,0,.02);border-color:rgba(0,0,0,.06)}
.story-card:hover{transform:translateY(-4px);box-shadow:0 12px 40px rgba(0,0,0,.2)}
.story-card .icon-wrap{width:56px;height:56px;border-radius:16px;display:flex;align-items:center;justify-content:center;margin-bottom:20px;background:linear-gradient(135deg,rgba(59,130,246,.2),rgba(139,92,246,.2))}
.story-card h3{font-size:1.3rem;font-weight:700;margin-bottom:12px}
.story-card p{color:#94a3b8;font-size:.95rem;line-height:1.7}
body.light .story-card p{color:#475569}

/* 团队卡片 */
.team-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:24px}
.team-card{padding:32px 20px;text-align:center;border-radius:20px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);transition:all .4s}
body.light .team-card{background:rgba(0,0,0,.02);border-color:rgba(0,0,0,.06)}
.team-card:hover{transform:translateY(-4px);box-shadow:0 12px 40px rgba(0,0,0,.15)}
.team-card .avatar{width:80px;height:80px;border-radius:50%;margin:0 auto 16px;background:linear-gradient(135deg,#3b82f6,#8b5cf6);display:flex;align-items:center;justify-content:center;font-size:2rem;color:#fff;font-weight:700}
.team-card h4{font-size:1.1rem;font-weight:600;margin-bottom:4px}
.team-card .role{font-size:.85rem;color:#64748b;margin-bottom:8px}
body.light .team-card .role{color:#94a3b8}
.team-card p{font-size:.85rem;color:#94a3b8}
body.light .team-card p{color:#64748b}

/* 产品卡片 */
.product-card{padding:32px;border-radius:20px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);transition:all .4s;text-align:center}
body.light .product-card{background:rgba(0,0,0,.02);border-color:rgba(0,0,0,.06)}
.product-card:hover{transform:translateY(-4px);box-shadow:0 12px 40px rgba(0,0,0,.15)}
.product-card .icon{width:64px;height:64px;margin:0 auto 16px;display:flex;align-items:center;justify-content:center}
.product-card h3{font-size:1.2rem;font-weight:700;margin-bottom:8px}
.product-card p{color:#94a3b8;font-size:.9rem;line-height:1.6}
body.light .product-card p{color:#475569}

/* 优势列表 */
.advantage-item{display:flex;gap:20px;padding:28px;border-radius:20px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);transition:all .4s}
body.light .advantage-item{background:rgba(0,0,0,.02);border-color:rgba(0,0,0,.06)}
.advantage-item:hover{transform:translateX(6px)}
.advantage-item .num{font-size:2rem;font-weight:800;background:linear-gradient(135deg,#3b82f6,#8b5cf6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;min-width:48px}
.advantage-item h4{font-size:1.1rem;font-weight:600;margin-bottom:6px}
.advantage-item p{color:#94a3b8;font-size:.9rem}
body.light .advantage-item p{color:#475569}

/* 解决方案卡片 */
.solution-card{padding:36px;border-radius:20px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);transition:all .4s}
body.light .solution-card{background:rgba(0,0,0,.02);border-color:rgba(0,0,0,.06)}
.solution-card:hover{transform:translateY(-4px);box-shadow:0 12px 40px rgba(0,0,0,.15)}
.solution-card .icon{width:56px;height:56px;margin-bottom:16px}
.solution-card h3{font-size:1.2rem;font-weight:700;margin-bottom:8px}
.solution-card p{color:#94a3b8;font-size:.9rem;line-height:1.6}
body.light .solution-card p{color:#475569}

/* 行业卡片 */
.industry-card{padding:32px;border-radius:20px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);transition:all .4s;text-align:center}
body.light .industry-card{background:rgba(0,0,0,.02);border-color:rgba(0,0,0,.06)}
.industry-card:hover{transform:translateY(-4px)}
.industry-card .icon{width:64px;height:64px;margin:0 auto 16px}
.industry-card h3{font-size:1.1rem;font-weight:600}

/* 统计 */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat-item{text-align:center;padding:32px 16px;border-radius:20px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06)}
body.light .stat-item{background:rgba(0,0,0,.02);border-color:rgba(0,0,0,.06)}
.stat-item .number{font-size:2.8rem;font-weight:800;background:linear-gradient(135deg,#3b82f6,#8b5cf6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1.2}
.stat-item .label{font-size:.95rem;color:#94a3b8;margin-top:8px}
body.light .stat-item .label{color:#64748b}

/* 案例卡片 */
.case-card{border-radius:20px;overflow:hidden;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);transition:all .4s}
body.light .case-card{background:rgba(0,0,0,.02);border-color:rgba(0,0,0,.06)}
.case-card:hover{transform:translateY(-4px);box-shadow:0 12px 40px rgba(0,0,0,.15)}
.case-card .case-visual{height:200px;display:flex;align-items:center;justify-content:center;padding:24px}
.case-card .case-info{padding:24px}
.case-card .case-info h4{font-size:1.1rem;font-weight:600;margin-bottom:6px}
.case-card .case-info p{color:#94a3b8;font-size:.85rem}
body.light .case-card .case-info p{color:#475569}

/* 客户 */
.client-item{display:flex;align-items:center;justify-content:center;padding:20px;border-radius:16px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);transition:all .3s;height:80px}
body.light .client-item{background:rgba(0,0,0,.02);border-color:rgba(0,0,0,.06)}
.client-item:hover{background:rgba(255,255,255,.06)}
body.light .client-item:hover{background:rgba(0,0,0,.04)}

/* 评价 */
.testimonial-card{padding:32px;border-radius:20px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);transition:all .4s}
body.light .testimonial-card{background:rgba(0,0,0,.02);border-color:rgba(0,0,0,.06)}
.testimonial-card:hover{transform:translateY(-4px)}
.testimonial-card .stars{color:#f59e0b;font-size:1.1rem;margin-bottom:12px}
.testimonial-card p{font-style:italic;color:#94a3b8;line-height:1.7;margin-bottom:16px}
body.light .testimonial-card p{color:#475569}
.testimonial-card .author{display:flex;align-items:center;gap:12px}
.testimonial-card .author .initial{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,#3b82f6,#8b5cf6);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700}
.testimonial-card .author .name{font-weight:600;font-size:.95rem}
.testimonial-card .author .company{font-size:.8rem;color:#64748b}

/* 新闻卡片 */
.news-card{border-radius:20px;overflow:hidden;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);transition:all .4s}
body.light .news-card{background:rgba(0,0,0,.02);border-color:rgba(0,0,0,.06)}
.news-card:hover{transform:translateY(-4px);box-shadow:0 12px 40px rgba(0,0,0,.15)}
.news-card .news-visual{height:180px;display:flex;align-items:center;justify-content:center;padding:24px}
.news-card .news-body{padding:24px}
.news-card .news-body .date{font-size:.8rem;color:#64748b;margin-bottom:8px}
.news-card .news-body h4{font-size:1.05rem;font-weight:600;margin-bottom:8px}
.news-card .news-body p{color:#94a3b8;font-size:.85rem;line-height:1.6}
body.light .news-card .news-body p{color:#475569}

/* 文章卡片 */
.article-card{padding:24px;border-radius:16px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);transition:all .3s}
body.light .article-card{background:rgba(0,0,0,.02);border-color:rgba(0,0,0,.06)}
.article-card:hover{background:rgba(255,255,255,.06)}
body.light .article-card:hover{background:rgba(0,0,0,.04)}
.article-card h4{font-size:1rem;font-weight:600;margin-bottom:6px}
.article-card .date{font-size:.8rem;color:#64748b}

/* FAQ */
.faq-item{border-bottom:1px solid rgba(255,255,255,.08);padding:20px 0;cursor:pointer}
body.light .faq-item{border-color:rgba(0,0,0,.08)}
.faq-item:first-child{padding-top:0}
.faq-question{display:flex;justify-content:space-between;align-items:center;font-weight:600;font-size:1.05rem;gap:16px}
.faq-question .icon{font-size:1.3rem;transition:transform .3s;flex-shrink:0}
.faq-item.open .faq-question .icon{transform:rotate(45deg)}
.faq-answer{padding-top:12px;color:#94a3b8;font-size:.95rem;line-height:1.7;display:none}
body.light .faq-answer{color:#475569}
.faq-item.open .faq-answer{display:block}

/* HowTo */
.howto-step{display:flex;gap:20px;padding:24px 0;border-bottom:1px solid rgba(255,255,255,.06)}
body.light .howto-step{border-color:rgba(0,0,0,.06)}
.howto-step:last-child{border:none}
.howto-step .step-num{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,#3b82f6,#8b5cf6);display:flex;align-items:center;justify-content:center;font-weight:700;color:#fff;flex-shrink:0}
.howto-step .step-content h4{font-weight:600;margin-bottom:4px}
.howto-step .step-content p{color:#94a3b8;font-size:.9rem}
body.light .howto-step .step-content p{color:#475569}

/* 联系我们 */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.contact-info{padding:32px;border-radius:20px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06)}
body.light .contact-info{background:rgba(0,0,0,.02);border-color:rgba(0,0,0,.06)}
.contact-info h3{font-size:1.3rem;font-weight:700;margin-bottom:16px}
.contact-info p{color:#94a3b8;margin-bottom:8px;display:flex;align-items:center;gap:10px}
body.light .contact-info p{color:#475569}
.contact-form input,.contact-form textarea{width:100%;padding:14px 18px;border-radius:12px;border:1px solid rgba(255,255,255,.1);background:rgba(255,255,255,.04);color:#e2e8f0;font-size:.95rem;transition:all .3s;outline:none;font-family:inherit}
body.light .contact-form input,body.light .contact-form textarea{background:rgba(0,0,0,.03);border-color:rgba(0,0,0,.1);color:#0f172a}
.contact-form input:focus,.contact-form textarea:focus{border-color:#3b82f6;box-shadow:0 0 0 3px rgba(59,130,246,.15)}
.contact-form textarea{min-height:120px;resize:vertical}

/* 友情链接 */
.friend-links{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.friend-links a{padding:8px 18px;border-radius:40px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.06);font-size:.85rem;color:#94a3b8;transition:all .3s}
body.light .friend-links a{background:rgba(0,0,0,.03);border-color:rgba(0,0,0,.06);color:#475569}
.friend-links a:hover{background:rgba(59,130,246,.15);color:#60a5fa;border-color:rgba(59,130,246,.2)}
body.light .friend-links a:hover{background:rgba(59,130,246,.08);color:#3b82f6}

/* 站点地图 */
.sitemap-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:16px}
.sitemap-grid a{padding:10px 16px;border-radius:12px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);font-size:.85rem;color:#94a3b8;transition:all .3s;text-align:center}
body.light .sitemap-grid a{background:rgba(0,0,0,.02);border-color:rgba(0,0,0,.06);color:#475569}
.sitemap-grid a:hover{background:rgba(59,130,246,.15);color:#60a5fa}

/* 页脚 */
footer{background:rgba(255,255,255,.02);border-top:1px solid rgba(255,255,255,.06);padding:48px 0 24px;margin-top:40px}
body.light footer{background:rgba(0,0,0,.02);border-color:rgba(0,0,0,.06)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-col h4{font-size:1rem;font-weight:700;margin-bottom:16px;color:#e2e8f0}
body.light .footer-col h4{color:#0f172a}
.footer-col a{display:block;color:#94a3b8;font-size:.9rem;padding:4px 0;transition:color .3s}
body.light .footer-col a{color:#475569}
.footer-col a:hover{color:#60a5fa}
body.light .footer-col a:hover{color:#3b82f6}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;padding-top:24px;border-top:1px solid rgba(255,255,255,.06);font-size:.85rem;color:#64748b}
body.light .footer-bottom{border-color:rgba(0,0,0,.06)}
.footer-bottom a{color:#94a3b8;margin-left:16px}
body.light .footer-bottom a{color:#475569}

/* 回到顶部 */
.back-to-top{position:fixed;bottom:30px;right:30px;width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,#3b82f6,#8b5cf6);color:#fff;border:none;font-size:1.3rem;cursor:pointer;box-shadow:0 4px 20px rgba(59,130,246,.3);opacity:0;transform:translateY(20px);transition:all .4s;z-index:100;display:flex;align-items:center;justify-content:center}
.back-to-top.visible{opacity:1;transform:translateY(0)}
.back-to-top:hover{transform:translateY(-4px);box-shadow:0 8px 30px rgba(59,130,246,.4)}

/* 搜索模态 */
.search-modal{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.8);backdrop-filter:blur(20px);z-index:2000;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .4s}
.search-modal.open{opacity:1;pointer-events:all}
.search-modal .search-box{width:90%;max-width:600px;background:rgba(255,255,255,.06);border-radius:24px;padding:24px;border:1px solid rgba(255,255,255,.1)}
body.light .search-modal .search-box{background:rgba(255,255,255,.9);border-color:rgba(0,0,0,.1)}
.search-modal input{width:100%;padding:16px 20px;border-radius:16px;border:1px solid rgba(255,255,255,.1);background:rgba(255,255,255,.04);color:#e2e8f0;font-size:1.1rem;outline:none}
body.light .search-modal input{background:rgba(0,0,0,.03);border-color:rgba(0,0,0,.1);color:#0f172a}
.search-modal .close-search{position:absolute;top:24px;right:24px;background:none;border:none;color:#e2e8f0;font-size:2rem;cursor:pointer}
body.light .search-modal .close-search{color:#0f172a}

/* 面包屑 */
.breadcrumb{display:flex;gap:8px;font-size:.85rem;color:#64748b;margin-bottom:24px;flex-wrap:wrap}
.breadcrumb a{color:#94a3b8}
body.light .breadcrumb a{color:#475569}
.breadcrumb a:hover{color:#60a5fa}
body.light .breadcrumb a:hover{color:#3b82f6}
.breadcrumb span{color:#64748b}

/* 分页 */
.pagination{display:flex;gap:12px;justify-content:center;margin-top:40px}
.pagination a{padding:8px 16px;border-radius:12px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.06);color:#94a3b8;transition:all .3s;font-size:.9rem}
body.light .pagination a{background:rgba(0,0,0,.03);border-color:rgba(0,0,0,.06);color:#475569}
.pagination a:hover,.pagination a.active{background:rgba(59,130,246,.15);color:#60a5fa;border-color:rgba(59,130,246,.2)}
body.light .pagination a:hover,body.light .pagination a.active{background:rgba(59,130,246,.08);color:#3b82f6}

/* 相关文章 */
.related-articles{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}

/* ===== 响应式 ===== */
@media(max-width:1024px){
  .grid-2,.grid-4{grid-template-columns:1fr 1fr}
  .stats-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .hero h1{font-size:3rem}
  .hero-visual{width:35%}
}
@media(max-width:768px){
  .nav-links{display:none}
  .mobile-menu-btn{display:flex}
  .hero h1{font-size:2.4rem}
  .hero p{font-size:1rem}
  .hero-visual{display:none}
  .grid-2,.grid-3,.grid-4,.stats-grid,.related-articles{grid-template-columns:1fr}
  .section{padding:60px 0}
  .section-title{font-size:1.8rem}
  .contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .team-grid{grid-template-columns:1fr 1fr}
  .banner-dots{bottom:24px}
  .stat-item .number{font-size:2.2rem}
}
@media(max-width:480px){
  .hero h1{font-size:1.8rem}
  .container{padding:0 16px}
  .footer-grid{grid-template-columns:1fr}
  .team-grid{grid-template-columns:1fr}
}