*{margin:0;padding:0;box-sizing:border-box}
:root{--primary:#00c853;--primary-dark:#009624;--primary-light:#5efc82;--accent:#00e676;--dark:#0a1628;--dark2:#111d33;--gray:#8892a4;--light:#f4f7fb;--white:#fff;--shadow:0 4px 24px rgba(0,0,0,.08);--shadow-lg:0 12px 48px rgba(0,0,0,.12);--radius:12px;--radius-lg:20px;--transition:all .3s cubic-bezier(.4,0,.2,1);--font:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font);color:#333;line-height:1.7;overflow-x:hidden;background:var(--white)}
a{text-decoration:none;color:inherit;transition:var(--transition)}
img{max-width:100%;height:auto;display:block}
ul{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.section{padding:80px 0}
.section-title{text-align:center;margin-bottom:60px}
.section-title h2{font-size:2.5rem;font-weight:800;color:var(--dark);margin-bottom:16px;position:relative;display:inline-block}
.section-title h2::after{content:'';position:absolute;bottom:-8px;left:50%;transform:translateX(-50%);width:60px;height:4px;background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:2px}
.section-title p{color:var(--gray);font-size:1.1rem;max-width:600px;margin:16px auto 0}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;border-radius:50px;font-size:1rem;font-weight:600;cursor:pointer;border:none;transition:var(--transition);text-align:center}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--accent));color:var(--white);box-shadow:0 4px 20px rgba(0,200,83,.3)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(0,200,83,.45)}
.btn-outline{background:transparent;color:var(--primary);border:2px solid var(--primary)}
.btn-outline:hover{background:var(--primary);color:var(--white)}
.btn-lg{padding:18px 42px;font-size:1.1rem}
.gradient-text{background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
header{position:fixed;top:0;left:0;right:0;z-index:1000;padding:16px 0;transition:var(--transition)}
header.scrolled{background:rgba(10,22,40,.95);backdrop-filter:blur(20px);padding:10px 0;box-shadow:0 2px 20px rgba(0,0,0,.15)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;max-width:1200px;margin:0 auto;padding:0 20px}
.logo{display:flex;align-items:center;gap:10px;font-size:1.4rem;font-weight:800;color:var(--white)}
.logo img{width:36px;height:36px;border-radius:8px}
.nav-menu{display:flex;align-items:center;gap:8px}
.nav-item{position:relative}
.nav-link{display:flex;align-items:center;gap:4px;padding:10px 16px;color:rgba(255,255,255,.85);font-weight:500;border-radius:8px;transition:var(--transition)}
.nav-link:hover{color:var(--white);background:rgba(255,255,255,.1)}
.nav-link .arrow{font-size:.7rem;transition:transform .3s}
.nav-item:hover .arrow{transform:rotate(180deg)}
.dropdown{position:absolute;top:100%;left:0;min-width:200px;background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:8px;opacity:0;visibility:hidden;transform:translateY(10px);transition:var(--transition)}
.nav-item:hover .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown a{display:block;padding:10px 16px;color:#333;border-radius:8px;font-size:.9rem}
.dropdown a:hover{background:var(--light);color:var(--primary)}
.nav-cta{margin-left:16px}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px}
.hamburger span{width:24px;height:2px;background:var(--white);transition:var(--transition);border-radius:2px}
.hero{min-height:100vh;display:flex;align-items:center;background:linear-gradient(135deg,var(--dark) 0%,var(--dark2) 50%,#0d2137 100%);position:relative;overflow:hidden;padding-top:80px}
.hero::before{content:'';position:absolute;top:-50%;right:-20%;width:800px;height:800px;background:radial-gradient(circle,rgba(0,200,83,.15) 0%,transparent 70%);border-radius:50%}
.hero::after{content:'';position:absolute;bottom:-30%;left:-10%;width:600px;height:600px;background:radial-gradient(circle,rgba(0,230,118,.1) 0%,transparent 70%);border-radius:50%}
.hero .container{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;position:relative;z-index:1}
.hero-content h1{font-size:3.2rem;font-weight:900;color:var(--white);line-height:1.2;margin-bottom:20px}
.hero-content h1 span{display:block}
.hero-tagline{font-size:1.2rem;color:rgba(255,255,255,.7);margin-bottom:32px;line-height:1.8}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:40px}
.hero-stats{display:flex;gap:40px}
.hero-stat{text-align:center}
.hero-stat .num{font-size:2rem;font-weight:800;color:var(--primary)}
.hero-stat .label{font-size:.85rem;color:rgba(255,255,255,.6);margin-top:4px}
.hero-demo{position:relative}
.demo-phone{width:100%;max-width:400px;margin:0 auto;background:var(--dark2);border-radius:24px;border:2px solid rgba(255,255,255,.1);padding:24px;box-shadow:var(--shadow-lg)}
.demo-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.demo-title{color:var(--white);font-weight:700;font-size:1.1rem}
.demo-status{display:flex;align-items:center;gap:6px;font-size:.8rem;color:var(--primary)}
.demo-status .dot{width:8px;height:8px;background:var(--primary);border-radius:50%;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
.demo-map{width:100%;height:200px;background:linear-gradient(135deg,#0d2137,#1a3a5c);border-radius:16px;margin-bottom:20px;position:relative;overflow:hidden}
.demo-map::before{content:'';position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 800 400'%3E%3Cpath d='M150 200Q200 150 300 180T450 160T600 200T750 180' stroke='rgba(0,200,83,0.3)' fill='none' stroke-width='2'/%3E%3Ccircle cx='200' cy='180' r='6' fill='%2300c853'/%3E%3Ccircle cx='400' cy='160' r='6' fill='%2300e676'/%3E%3Ccircle cx='600' cy='200' r='6' fill='%2300c853'/%3E%3C/svg%3E") center/cover}
.demo-node{position:absolute;width:12px;height:12px;background:var(--primary);border-radius:50%;box-shadow:0 0 20px rgba(0,200,83,.5)}
.demo-node::after{content:'';position:absolute;inset:-4px;border:2px solid var(--primary);border-radius:50%;animation:ping 2s infinite}
@keyframes ping{0%{transform:scale(1);opacity:1}100%{transform:scale(2);opacity:0}}
.demo-node-1{top:30%;left:25%}
.demo-node-2{top:50%;left:55%}
.demo-node-3{top:25%;left:75%}
.demo-controls{display:flex;flex-direction:column;gap:12px}
.demo-connect-btn{width:100%;padding:16px;background:linear-gradient(135deg,var(--primary),var(--accent));color:var(--white);border:none;border-radius:12px;font-size:1rem;font-weight:700;cursor:pointer;transition:var(--transition)}
.demo-connect-btn:hover{transform:scale(1.02);box-shadow:0 4px 20px rgba(0,200,83,.4)}
.demo-connect-btn.connected{background:linear-gradient(135deg,#ff5252,#ff1744)}
.demo-info{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}
.demo-info-item{text-align:center;padding:12px;background:rgba(255,255,255,.05);border-radius:10px}
.demo-info-item .val{font-size:1.1rem;font-weight:700;color:var(--primary)}
.demo-info-item .lbl{font-size:.75rem;color:rgba(255,255,255,.5);margin-top:2px}
.demo-server{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:rgba(255,255,255,.05);border-radius:10px;margin-top:12px}
.demo-server-name{color:var(--white);font-size:.9rem}
.demo-server-ping{color:var(--primary);font-size:.85rem;font-weight:600}
.features{background:var(--light)}
.features-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.feature-card{background:var(--white);border-radius:var(--radius-lg);padding:32px 24px;text-align:center;transition:var(--transition);border:1px solid transparent}
.feature-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg);border-color:rgba(0,200,83,.2)}
.feature-icon{width:64px;height:64px;margin:0 auto 20px;background:linear-gradient(135deg,rgba(0,200,83,.1),rgba(0,230,118,.1));border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:1.8rem}
.feature-card h3{font-size:1.1rem;font-weight:700;margin-bottom:10px;color:var(--dark)}
.feature-card p{font-size:.9rem;color:var(--gray);line-height:1.6}
.scenarios-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.scenario-card{position:relative;border-radius:var(--radius-lg);overflow:hidden;height:280px;cursor:pointer}
.scenario-card img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.scenario-card:hover img{transform:scale(1.1)}
.scenario-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(10,22,40,.9) 0%,transparent 60%);display:flex;flex-direction:column;justify-content:flex-end;padding:24px}
.scenario-overlay h3{color:var(--white);font-size:1.2rem;font-weight:700;margin-bottom:6px}
.scenario-overlay p{color:rgba(255,255,255,.7);font-size:.85rem}
.pricing{background:var(--light)}
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:center}
.pricing-card{background:var(--white);border-radius:var(--radius-lg);padding:40px 32px;text-align:center;transition:var(--transition);border:2px solid transparent;position:relative}
.pricing-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.pricing-card.popular{border-color:var(--primary);transform:scale(1.05)}
.pricing-card.popular:hover{transform:scale(1.05) translateY(-4px)}
.pricing-badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--primary),var(--accent));color:var(--white);padding:6px 20px;border-radius:20px;font-size:.8rem;font-weight:600}
.pricing-card h3{font-size:1.3rem;font-weight:700;color:var(--dark);margin-bottom:8px}
.pricing-price{font-size:3rem;font-weight:900;color:var(--primary);margin:16px 0}
.pricing-price span{font-size:1rem;color:var(--gray);font-weight:400}
.pricing-features{margin:24px 0;text-align:left}
.pricing-features li{padding:8px 0;color:#555;display:flex;align-items:center;gap:10px;font-size:.9rem}
.pricing-features li::before{content:'✓';color:var(--primary);font-weight:700}
.faq-grid{max-width:800px;margin:0 auto}
.faq-item{background:var(--white);border-radius:var(--radius);margin-bottom:12px;overflow:hidden;border:1px solid #eee;transition:var(--transition)}
.faq-item:hover{border-color:rgba(0,200,83,.3)}
.faq-q{padding:20px 24px;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center;color:var(--dark)}
.faq-q::after{content:'+';font-size:1.5rem;color:var(--primary);transition:transform .3s}
.faq-item.active .faq-q::after{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease;padding:0 24px}
.faq-item.active .faq-a{max-height:500px;padding:0 24px 20px}
.faq-a p{color:#555;line-height:1.8;font-size:.95rem}
.faq-a ol{padding-left:20px;margin-top:8px}
.faq-a ol li{margin-bottom:6px;color:#555;font-size:.9rem}
.testimonials{background:var(--light)}
.testimonials-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.testimonial-card{background:var(--white);border-radius:var(--radius-lg);padding:32px;transition:var(--transition)}
.testimonial-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.testimonial-stars{color:#ffc107;margin-bottom:12px;font-size:1.1rem}
.testimonial-text{color:#555;font-size:.95rem;line-height:1.8;margin-bottom:20px;font-style:italic}
.testimonial-author{display:flex;align-items:center;gap:12px}
.testimonial-avatar{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;color:var(--white);font-weight:700;font-size:1.1rem}
.testimonial-info h4{font-size:.95rem;font-weight:600;color:var(--dark)}
.testimonial-info p{font-size:.8rem;color:var(--gray)}
.news-section{background:var(--white)}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{background:var(--white);border-radius:var(--radius-lg);overflow:hidden;transition:var(--transition);border:1px solid #eee}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.news-card-img{height:200px;overflow:hidden}
.news-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.news-card:hover .news-card-img img{transform:scale(1.08)}
.news-card-body{padding:24px}
.news-card-date{font-size:.8rem;color:var(--primary);font-weight:600;margin-bottom:8px}
.news-card-body h3{font-size:1.05rem;font-weight:700;color:var(--dark);margin-bottom:10px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card-body p{font-size:.85rem;color:var(--gray);line-height:1.6;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.cta-section{background:linear-gradient(135deg,var(--dark),var(--dark2));text-align:center;padding:80px 0;position:relative;overflow:hidden}
.cta-section::before{content:'';position:absolute;top:-50%;right:-20%;width:600px;height:600px;background:radial-gradient(circle,rgba(0,200,83,.15),transparent 70%);border-radius:50%}
.cta-section h2{font-size:2.5rem;font-weight:800;color:var(--white);margin-bottom:16px}
.cta-section p{color:rgba(255,255,255,.7);font-size:1.1rem;margin-bottom:32px;max-width:500px;margin-left:auto;margin-right:auto}
footer{background:var(--dark);padding:60px 0 30px;color:rgba(255,255,255,.7)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-brand p{margin-top:12px;font-size:.9rem;line-height:1.8}
.footer-col h4{color:var(--white);font-weight:700;margin-bottom:16px;font-size:1rem}
.footer-col a{display:block;padding:4px 0;font-size:.9rem;color:rgba(255,255,255,.6);transition:var(--transition)}
.footer-col a:hover{color:var(--primary)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:24px;text-align:center;font-size:.85rem}
.breadcrumb{padding:120px 0 20px;background:var(--light)}
.breadcrumb ol{display:flex;align-items:center;gap:8px;font-size:.9rem}
.breadcrumb li{color:var(--gray)}
.breadcrumb a{color:var(--primary)}
.breadcrumb li+li::before{content:'>';margin-right:8px;color:var(--gray)}
.news-detail-wrap{display:grid;grid-template-columns:1fr 320px;gap:40px;padding:40px 0}
.news-content{min-width:0}
.news-content h1{font-size:2rem;font-weight:800;color:var(--dark);margin-bottom:16px;line-height:1.4}
.news-meta{display:flex;align-items:center;gap:16px;color:var(--gray);font-size:.85rem;margin-bottom:24px;padding-bottom:24px;border-bottom:1px solid #eee}
.news-body img{border-radius:var(--radius);margin:20px 0}
.news-body h2{font-size:1.4rem;font-weight:700;color:var(--dark);margin:32px 0 16px;padding-left:12px;border-left:4px solid var(--primary)}
.news-body p{margin-bottom:16px;color:#444;line-height:1.9;font-size:1rem}
.news-sidebar{position:sticky;top:100px;align-self:start}
.sidebar-card{background:var(--white);border-radius:var(--radius);padding:24px;margin-bottom:20px;box-shadow:var(--shadow)}
.sidebar-card h4{font-size:1rem;font-weight:700;color:var(--dark);margin-bottom:16px;padding-left:12px;border-left:3px solid var(--primary)}
.toc-list{position:relative;padding-left:20px}
.toc-list::before{content:'';position:absolute;left:6px;top:0;bottom:0;width:2px;background:#eee}
.toc-list a{display:block;padding:8px 0 8px 16px;font-size:.85rem;color:var(--gray);position:relative;transition:var(--transition)}
.toc-list a::before{content:'';position:absolute;left:-17px;top:50%;transform:translateY(-50%);width:10px;height:10px;border-radius:50%;background:#eee;border:2px solid var(--white);transition:var(--transition)}
.toc-list a.active{color:var(--primary);font-weight:600}
.toc-list a.active::before{background:var(--primary)}
.hot-news-list{counter-reset:hot}
.hot-news-item{display:flex;align-items:flex-start;gap:12px;padding:10px 0;border-bottom:1px solid #f5f5f5;counter-increment:hot}
.hot-news-item:last-child{border-bottom:none}
.hot-rank{width:24px;height:24px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:.75rem;font-weight:700;color:var(--white);flex-shrink:0;background:var(--gray)}
.hot-news-item:nth-child(1) .hot-rank{background:linear-gradient(135deg,#ff6b35,#ff1744)}
.hot-news-item:nth-child(2) .hot-rank{background:linear-gradient(135deg,#ff9800,#f57c00)}
.hot-news-item:nth-child(3) .hot-rank{background:linear-gradient(135deg,#ffc107,#ffa000)}
.hot-news-item a{font-size:.85rem;color:#555;line-height:1.5;transition:var(--transition)}
.hot-news-item:hover a{color:var(--primary)}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
.tag-cloud a{padding:6px 14px;background:var(--light);border-radius:20px;font-size:.8rem;color:var(--gray);transition:var(--transition);border:1px solid transparent}
.tag-cloud a:hover{color:var(--primary);border-color:var(--primary);background:rgba(0,200,83,.05)}
.news-nav{display:flex;justify-content:space-between;margin-top:40px;padding-top:24px;border-top:1px solid #eee}
.news-nav a{color:var(--primary);font-size:.9rem}
.related-news{margin-top:40px}
.related-news h3{font-size:1.2rem;font-weight:700;margin-bottom:20px;color:var(--dark)}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.comments-section{margin-top:40px}
.comments-section h3{font-size:1.2rem;font-weight:700;margin-bottom:20px;color:var(--dark)}
.comment-item{display:flex;gap:12px;padding:16px 0;border-bottom:1px solid #f0f0f0}
.comment-avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;color:var(--white);font-weight:700;font-size:.9rem;flex-shrink:0}
.comment-body{flex:1}
.comment-header{display:flex;align-items:center;gap:12px;margin-bottom:6px}
.comment-name{font-weight:600;font-size:.9rem;color:var(--dark)}
.comment-date{font-size:.8rem;color:var(--gray)}
.comment-text{font-size:.9rem;color:#555;line-height:1.7}
.download-hero{padding:120px 0 60px;background:linear-gradient(135deg,var(--dark),var(--dark2))}
.download-hero .container{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.download-hero h1{font-size:2.8rem;font-weight:900;color:var(--white);margin-bottom:16px}
.download-hero p{color:rgba(255,255,255,.7);font-size:1.1rem;margin-bottom:24px}
.download-stats{display:flex;gap:24px;margin-top:24px}
.download-stat{padding:16px;background:rgba(255,255,255,.05);border-radius:12px;text-align:center;flex:1}
.download-stat .val{font-size:1.3rem;font-weight:700;color:var(--primary)}
.download-stat .lbl{font-size:.8rem;color:rgba(255,255,255,.5);margin-top:4px}
.versions{padding:60px 0}
.version-card{background:var(--white);border-radius:var(--radius-lg);padding:32px;margin-bottom:20px;border:1px solid #eee;display:grid;grid-template-columns:auto 1fr auto;gap:24px;align-items:center;transition:var(--transition)}
.version-card:hover{box-shadow:var(--shadow);border-color:rgba(0,200,83,.2)}
.version-tag{padding:8px 16px;background:linear-gradient(135deg,var(--primary),var(--accent));color:var(--white);border-radius:8px;font-weight:700;font-size:.9rem}
.version-info h3{font-size:1.1rem;font-weight:700;color:var(--dark);margin-bottom:6px}
.version-info p{font-size:.85rem;color:var(--gray)}
.version-features{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.version-features span{padding:4px 10px;background:var(--light);border-radius:4px;font-size:.75rem;color:#555}
.sys-req{background:var(--light);padding:60px 0}
.sys-req-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.sys-req-item{background:var(--white);border-radius:var(--radius);padding:24px;text-align:center}
.sys-req-item .icon{font-size:2rem;margin-bottom:12px}
.sys-req-item h4{font-size:.95rem;font-weight:600;color:var(--dark);margin-bottom:6px}
.sys-req-item p{font-size:.85rem;color:var(--gray)}
.install-steps{padding:60px 0}
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.step-card{text-align:center;padding:32px 20px;position:relative}
.step-num{width:48px;height:48px;margin:0 auto 16px;background:linear-gradient(135deg,var(--primary),var(--accent));border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--white);font-weight:800;font-size:1.2rem}
.step-card h3{font-size:1rem;font-weight:700;margin-bottom:8px;color:var(--dark)}
.step-card p{font-size:.85rem;color:var(--gray)}
.sitemap-page{padding:120px 0 60px}
.sitemap-page h1{font-size:2rem;font-weight:800;text-align:center;margin-bottom:40px;color:var(--dark)}
.sitemap-group{margin-bottom:32px}
.sitemap-group h2{font-size:1.2rem;font-weight:700;color:var(--dark);margin-bottom:16px;padding-bottom:8px;border-bottom:2px solid var(--primary)}
.sitemap-group ul{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.sitemap-group a{display:block;padding:8px 12px;color:#555;border-radius:6px;font-size:.9rem;transition:var(--transition)}
.sitemap-group a:hover{background:var(--light);color:var(--primary)}
.page-404{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--dark),var(--dark2));text-align:center;color:var(--white)}
.page-404 h1{font-size:8rem;font-weight:900;background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.page-404 p{font-size:1.2rem;margin:16px 0 32px;color:rgba(255,255,255,.7)}
.page-404 .countdown{font-size:1rem;color:var(--primary)}
.news-list-page{padding:120px 0 60px}
.news-list-page h1{font-size:2.2rem;font-weight:800;text-align:center;margin-bottom:16px;color:var(--dark)}
.news-list-page>p{text-align:center;color:var(--gray);margin-bottom:40px}
.speed-section{background:var(--dark);padding:60px 0;color:var(--white)}
.speed-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.speed-item .num{font-size:2.5rem;font-weight:900;color:var(--primary)}
.speed-item .unit{font-size:1rem;color:rgba(255,255,255,.6)}
.speed-item .desc{font-size:.85rem;color:rgba(255,255,255,.5);margin-top:4px}
.protocol-section{padding:60px 0;background:var(--light)}
.protocol-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.protocol-card{background:var(--white);border-radius:var(--radius);padding:24px;text-align:center;transition:var(--transition)}
.protocol-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.protocol-card h3{font-size:1rem;font-weight:700;color:var(--dark);margin-bottom:8px}
.protocol-card p{font-size:.85rem;color:var(--gray)}
.howto-section{padding:60px 0}
.howto-steps{display:flex;align-items:center;justify-content:center;gap:0;max-width:800px;margin:0 auto}
.howto-step{text-align:center;flex:1;position:relative}
.howto-step .icon{width:64px;height:64px;margin:0 auto 12px;background:linear-gradient(135deg,rgba(0,200,83,.1),rgba(0,230,118,.1));border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem}
.howto-step h4{font-size:.9rem;font-weight:600;color:var(--dark)}
.howto-arrow{font-size:1.5rem;color:var(--primary);margin:0 -10px}
@media(max-width:992px){.hero .container,.download-hero .container{grid-template-columns:1fr;text-align:center}.hero-stats,.download-stats{justify-content:center}.hero-btns{justify-content:center}.hero-demo{margin-top:40px}.features-grid{grid-template-columns:repeat(2,1fr)}.scenarios-grid{grid-template-columns:repeat(2,1fr)}.pricing-grid{grid-template-columns:1fr;max-width:400px;margin:0 auto}.pricing-card.popular{transform:none}.pricing-card.popular:hover{transform:translateY(-4px)}.testimonials-grid{grid-template-columns:1fr}.news-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.news-detail-wrap{grid-template-columns:1fr}.news-sidebar{position:static}.speed-grid{grid-template-columns:repeat(2,1fr)}.sys-req-grid{grid-template-columns:repeat(2,1fr)}.steps-grid{grid-template-columns:repeat(2,1fr)}.nav-menu{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(10,22,40,.98);flex-direction:column;justify-content:center;align-items:center;gap:16px}.nav-menu.active{display:flex}.nav-link{font-size:1.2rem;padding:14px 24px}.dropdown{position:static;opacity:1;visibility:visible;transform:none;background:rgba(255,255,255,.05);box-shadow:none;display:none}.nav-item.open .dropdown{display:block}.dropdown a{color:rgba(255,255,255,.7)}.hamburger{display:flex}.nav-cta{margin:16px 0 0}.sitemap-group ul{grid-template-columns:1fr 1fr}.related-grid{grid-template-columns:1fr}.protocol-grid{grid-template-columns:1fr}.howto-steps{flex-direction:column;gap:20px}.howto-arrow{transform:rotate(90deg)}}
@media(max-width:768px){.section{padding:60px 0}.section-title h2{font-size:1.8rem}.hero-content h1{font-size:2.2rem}.features-grid{grid-template-columns:1fr}.scenarios-grid{grid-template-columns:1fr}.news-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.speed-grid{grid-template-columns:1fr}.sys-req-grid{grid-template-columns:1fr}.steps-grid{grid-template-columns:1fr}.hero-stats{flex-direction:column;gap:16px}.download-stats{flex-direction:column}.version-card{grid-template-columns:1fr;text-align:center}.sitemap-group ul{grid-template-columns:1fr}}
@media(max-width:480px){.hero-content h1{font-size:1.8rem}.section-title h2{font-size:1.5rem}.btn{padding:12px 24px;font-size:.9rem}.btn-lg{padding:14px 32px}.demo-phone{padding:16px}.pricing-card{padding:24px 16px}}