*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
--primary:#4285f4;--primary-dark:#3367d6;--primary-light:#6ba3f7;
--secondary:#ea4335;--accent-green:#34a853;--accent-yellow:#fbbc05;
--bg:#f8f9fa;--bg-white:#fff;--text:#202124;--text-secondary:#5f6368;
--border:#dadce0;--shadow:0 2px 12px rgba(0,0,0,.08);--shadow-lg:0 8px 32px rgba(0,0,0,.12);
--radius:12px;--radius-sm:8px;--radius-lg:20px;
--nav-h:72px;--max-w:1200px;
--font-sys:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font-sys);color:var(--text);background:var(--bg);line-height:1.7;overflow-x:hidden}
a{color:var(--primary);text-decoration:none;transition:color .2s}
a:hover{color:var(--primary-dark)}
img{max-width:100%;height:auto;display:block}
ul{list-style:none}
h1,h2,h3,h4,h5,h6{line-height:1.3;font-weight:700}
.container{max-width:var(--max-w);margin:0 auto;padding:0 24px}
.section{padding:80px 0}
.section-title{font-size:2rem;text-align:center;margin-bottom:12px;color:var(--text)}
.section-subtitle{text-align:center;color:var(--text-secondary);font-size:1.1rem;margin-bottom:48px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 32px;border-radius:50px;font-size:1rem;font-weight:600;cursor:pointer;border:none;transition:all .3s;text-decoration:none}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;box-shadow:0 4px 16px rgba(66,133,244,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 24px rgba(66,133,244,.45);color:#fff}
.btn-secondary{background:#fff;color:var(--primary);border:2px solid var(--primary)}
.btn-secondary:hover{background:var(--primary);color:#fff;transform:translateY(-2px)}
.btn-lg{padding:18px 40px;font-size:1.1rem}
.btn-sm{padding:10px 24px;font-size:.9rem}

/* NAV */
.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;height:var(--nav-h);display:flex;align-items:center;transition:all .3s;background:rgba(255,255,255,.92);backdrop-filter:blur(12px)}
.navbar.scrolled{background:rgba(30,30,40,.96);box-shadow:0 2px 20px rgba(0,0,0,.15)}
.navbar.scrolled .nav-link,.navbar.scrolled .nav-label{color:#fff}
.navbar.scrolled .nav-link:hover{color:var(--primary-light)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;width:100%;max-width:var(--max-w);margin:0 auto;padding:0 24px}
.nav-logo{display:flex;align-items:center;gap:10px;font-size:1.25rem;font-weight:700;color:var(--text);text-decoration:none}
.navbar.scrolled .nav-logo{color:#fff}
.nav-logo img{width:36px;height:36px}
.nav-menu{display:flex;align-items:center;gap:4px}
.nav-item{position:relative}
.nav-link{display:flex;align-items:center;gap:4px;padding:10px 16px;color:var(--text);font-weight:500;border-radius:var(--radius-sm);transition:all .2s;font-size:.95rem}
.nav-link:hover{background:rgba(66,133,244,.08);color:var(--primary)}
.nav-arrow{display:inline-block;transition:transform .3s;font-size:.7rem}
.nav-item:hover .nav-arrow{transform:rotate(180deg)}
.nav-dropdown{position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(8px);background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:8px 0;min-width:180px;opacity:0;visibility:hidden;transition:all .25s;z-index:100}
.nav-item:hover .nav-dropdown{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.nav-dropdown a{display:block;padding:10px 20px;color:var(--text);font-size:.9rem;transition:all .2s}
.nav-dropdown a:hover{background:rgba(66,133,244,.06);color:var(--primary);padding-left:28px}
.nav-cta{margin-left:16px}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px;background:none;border:none}
.hamburger span{display:block;width:24px;height:2.5px;background:var(--text);border-radius:2px;transition:all .3s}
.navbar.scrolled .hamburger span{background:#fff}
.mobile-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:998}
.mobile-overlay.active{display:block}

/* HERO */
.hero{padding:calc(var(--nav-h) + 60px) 0 80px;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:-200px;right:-200px;width:600px;height:600px;background:radial-gradient(circle,rgba(66,133,244,.08),transparent 70%);border-radius:50%}
.hero::after{content:'';position:absolute;bottom:-150px;left:-150px;width:500px;height:500px;background:radial-gradient(circle,rgba(52,168,83,.06),transparent 70%);border-radius:50%}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(66,133,244,.08);color:var(--primary);padding:6px 16px;border-radius:50px;font-size:.85rem;font-weight:600;margin-bottom:20px}
.hero-badge .dot{width:8px;height:8px;background:var(--accent-green);border-radius:50%;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
.hero h1{font-size:3rem;margin-bottom:16px;line-height:1.2}
.hero h1 .highlight{background:linear-gradient(135deg,var(--primary),var(--accent-green));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-desc{font-size:1.15rem;color:var(--text-secondary);margin-bottom:32px;max-width:520px}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:40px}
.hero-stats{display:flex;gap:40px}
.stat-item{text-align:center}
.stat-num{font-size:1.8rem;font-weight:800;color:var(--primary)}
.stat-label{font-size:.85rem;color:var(--text-secondary)}

/* CHROME DEMO */
.chrome-demo{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);overflow:hidden;border:1px solid var(--border)}
.chrome-titlebar{background:#dee1e6;padding:8px 12px;display:flex;align-items:center;gap:8px}
.chrome-dot{width:12px;height:12px;border-radius:50%}
.chrome-dot.r{background:#ff5f57}.chrome-dot.y{background:#febc2e}.chrome-dot.g{background:#28c840}
.chrome-titlebar-text{flex:1;text-align:center;font-size:.8rem;color:#5f6368}
.chrome-tabbar{background:#fff;display:flex;align-items:flex-end;padding:0 8px;gap:2px;border-bottom:1px solid var(--border)}
.chrome-tab{padding:8px 16px;font-size:.8rem;color:var(--text-secondary);border-radius:8px 8px 0 0;cursor:pointer;background:#f1f3f4;transition:all .2s;display:flex;align-items:center;gap:6px}
.chrome-tab.active{background:#fff;color:var(--text)}
.chrome-tab.active::after{content:'';position:absolute;bottom:0;left:0;right:0;height:2px;background:var(--primary)}
.chrome-tab{position:relative}
.chrome-addressbar{background:#fff;padding:8px 16px;display:flex;align-items:center;gap:8px;border-bottom:1px solid var(--border)}
.chrome-nav-btn{width:28px;height:28px;border-radius:50%;border:none;background:transparent;cursor:pointer;display:flex;align-items:center;justify-content:center;color:#5f6368;font-size:1rem;transition:all .2s}
.chrome-nav-btn:hover{background:#f1f3f4}
.chrome-url{flex:1;background:#f1f3f4;border-radius:20px;padding:6px 16px;font-size:.85rem;color:var(--text-secondary);display:flex;align-items:center;gap:6px}
.chrome-url .lock{color:var(--accent-green);font-size:.75rem}
.chrome-content{padding:24px;min-height:280px;position:relative}
.chrome-content-page{display:none;animation:fadeIn .4s}
.chrome-content-page.active{display:block}
@keyframes fadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.speed-meter{text-align:center;padding:20px}
.speed-circle{width:140px;height:140px;border-radius:50%;border:8px solid #e8eaed;border-top-color:var(--primary);border-right-color:var(--accent-green);margin:0 auto 16px;animation:spin 2s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.speed-value{font-size:2.5rem;font-weight:800;color:var(--primary)}
.speed-label{color:var(--text-secondary);font-size:.9rem}
.security-checks{padding:10px 0}
.security-item{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid #f1f3f4}
.security-item .check{width:24px;height:24px;border-radius:50%;background:var(--accent-green);color:#fff;display:flex;align-items:center;justify-content:center;font-size:.8rem;font-weight:700}
.security-item .label{flex:1;font-size:.9rem}
.security-item .status{color:var(--accent-green);font-weight:600;font-size:.85rem}
.sync-devices{display:flex;flex-wrap:wrap;gap:12px;padding:10px 0}
.sync-device{background:#f8f9fa;border-radius:var(--radius-sm);padding:12px 16px;text-align:center;flex:1;min-width:80px;transition:all .2s}
.sync-device:hover{background:rgba(66,133,244,.06);transform:translateY(-2px)}
.sync-device .icon{font-size:1.5rem;margin-bottom:4px}
.sync-device .name{font-size:.8rem;color:var(--text-secondary)}

/* FEATURES */
.features-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.feature-card{background:#fff;border-radius:var(--radius);padding:32px 24px;text-align:center;box-shadow:var(--shadow);transition:all .3s;border:1px solid transparent}
.feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--primary)}
.feature-icon{width:64px;height:64px;border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:1.8rem;margin:0 auto 16px;background:rgba(66,133,244,.08)}
.feature-card:nth-child(2) .feature-icon{background:rgba(234,67,53,.08)}
.feature-card:nth-child(3) .feature-icon{background:rgba(52,168,83,.08)}
.feature-card:nth-child(4) .feature-icon{background:rgba(251,188,5,.08)}
.feature-card:nth-child(5) .feature-icon{background:rgba(66,133,244,.08)}
.feature-card:nth-child(6) .feature-icon{background:rgba(234,67,53,.08)}
.feature-card:nth-child(7) .feature-icon{background:rgba(52,168,83,.08)}
.feature-card:nth-child(8) .feature-icon{background:rgba(251,188,5,.08)}
.feature-card h3{font-size:1.1rem;margin-bottom:8px}
.feature-card p{color:var(--text-secondary);font-size:.9rem;line-height:1.6}

/* SCENARIOS */
.scenarios-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.scenario-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:all .3s}
.scenario-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.scenario-card img{width:100%;height:180px;object-fit:cover}
.scenario-card .card-body{padding:20px}
.scenario-card h3{font-size:1.05rem;margin-bottom:8px}
.scenario-card p{color:var(--text-secondary);font-size:.9rem}

/* PRICING */
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start}
.pricing-card{background:#fff;border-radius:var(--radius-lg);padding:36px 28px;box-shadow:var(--shadow);text-align:center;transition:all .3s;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)}
.popular-badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;padding:4px 20px;border-radius:50px;font-size:.8rem;font-weight:600}
.pricing-card h3{font-size:1.3rem;margin-bottom:8px}
.pricing-price{font-size:2.5rem;font-weight:800;color:var(--primary);margin:16px 0}
.pricing-price span{font-size:1rem;color:var(--text-secondary);font-weight:400}
.pricing-features{text-align:left;margin:24px 0}
.pricing-features li{padding:8px 0;font-size:.9rem;display:flex;align-items:center;gap:8px}
.pricing-features li::before{content:'✓';color:var(--accent-green);font-weight:700}

/* FAQ */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:#fff;border-radius:var(--radius);margin-bottom:12px;box-shadow:var(--shadow);overflow:hidden}
.faq-question{padding:20px 24px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-weight:600;font-size:1rem;transition:all .2s}
.faq-question:hover{color:var(--primary)}
.faq-question .faq-toggle{font-size:1.2rem;transition:transform .3s;color:var(--primary)}
.faq-item.active .faq-toggle{transform:rotate(45deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .35s ease,padding .35s ease}
.faq-item.active .faq-answer{max-height:500px;padding:0 24px 20px}
.faq-answer p{color:var(--text-secondary);font-size:.95rem;line-height:1.8}
.faq-answer ol{padding-left:20px;margin-top:8px}
.faq-answer ol li{color:var(--text-secondary);font-size:.9rem;padding:4px 0;line-height:1.7}

/* TESTIMONIALS */
.testimonials-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.testimonial-card{background:#fff;border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);transition:all .3s}
.testimonial-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.testimonial-stars{color:var(--accent-yellow);margin-bottom:12px;font-size:1.1rem}
.testimonial-text{font-size:.95rem;color:var(--text-secondary);line-height:1.7;margin-bottom:16px;font-style:italic}
.testimonial-author{display:flex;align-items:center;gap:12px}
.testimonial-avatar{width:44px;height:44px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.1rem}
.testimonial-name{font-weight:600;font-size:.9rem}
.testimonial-role{font-size:.8rem;color:var(--text-secondary)}

/* NEWS PREVIEW */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:all .3s}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.news-card img{width:100%;height:200px;object-fit:cover}
.news-card .card-body{padding:20px}
.news-card .tag{display:inline-block;background:rgba(66,133,244,.08);color:var(--primary);padding:3px 12px;border-radius:50px;font-size:.75rem;font-weight:600;margin-bottom:10px}
.news-card h3{font-size:1.05rem;margin-bottom:8px;line-height:1.4}
.news-card h3 a{color:var(--text)}
.news-card h3 a:hover{color:var(--primary)}
.news-card p{color:var(--text-secondary);font-size:.88rem;line-height:1.6;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-card .meta{display:flex;justify-content:space-between;align-items:center;margin-top:12px;font-size:.8rem;color:var(--text-secondary)}

/* CTA */
.cta-section{background:linear-gradient(135deg,var(--primary),var(--primary-dark));padding:80px 0;text-align:center;color:#fff}
.cta-section h2{font-size:2.2rem;margin-bottom:16px}
.cta-section p{font-size:1.1rem;opacity:.9;margin-bottom:32px}
.cta-section .btn-primary{background:#fff;color:var(--primary)}
.cta-section .btn-primary:hover{background:#f0f0f0}

/* FOOTER */
.footer{background:#1a1a2e;color:#ccc;padding:60px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px}
.footer-brand p{color:#999;font-size:.9rem;margin-top:12px;line-height:1.7}
.footer h4{color:#fff;margin-bottom:16px;font-size:1rem}
.footer ul li{margin-bottom:8px}
.footer ul a{color:#999;font-size:.9rem;transition:color .2s}
.footer ul a:hover{color:var(--primary-light)}
.footer-bottom{border-top:1px solid #333;margin-top:40px;padding:20px 0;text-align:center;font-size:.85rem;color:#666}

/* DOWNLOAD PAGE */
.download-hero{padding:calc(var(--nav-h) + 60px) 0 60px}
.download-info-list{margin-top:24px}
.download-info-item{display:flex;align-items:center;gap:10px;padding:8px 0;font-size:.95rem;color:var(--text-secondary)}
.download-info-item .icon{color:var(--primary)}
.versions-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.version-card{background:#fff;border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);text-align:center;transition:all .3s}
.version-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.version-card h3{font-size:1.2rem;margin-bottom:4px}
.version-card .ver{color:var(--text-secondary);font-size:.9rem;margin-bottom:16px}
.version-card .size{font-size:1.5rem;font-weight:700;color:var(--primary);margin-bottom:16px}
.version-card ul{text-align:left;margin:16px 0}
.version-card ul li{padding:6px 0;font-size:.9rem;color:var(--text-secondary);display:flex;align-items:center;gap:8px}
.version-card ul li::before{content:'✓';color:var(--accent-green);font-weight:700}
.requirements-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.req-item{background:#fff;border-radius:var(--radius);padding:24px;text-align:center;box-shadow:var(--shadow)}
.req-item .req-icon{font-size:2rem;margin-bottom:8px}
.req-item h4{font-size:1rem;margin-bottom:4px}
.req-item p{color:var(--text-secondary);font-size:.85rem}
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.step-card{background:#fff;border-radius:var(--radius);padding:28px 20px;text-align:center;box-shadow:var(--shadow);position:relative;transition:all .3s}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.step-num{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.3rem;font-weight:700;margin:0 auto 16px}
.step-card h4{font-size:1rem;margin-bottom:8px}
.step-card p{color:var(--text-secondary);font-size:.85rem}
.step-arrow{position:absolute;right:-16px;top:50%;transform:translateY(-50%);color:var(--border);font-size:1.5rem}

/* NEWS LIST PAGE */
.news-header{padding:calc(var(--nav-h) + 40px) 0 40px;text-align:center}
.news-header h1{font-size:2.5rem;margin-bottom:12px}
.news-header p{color:var(--text-secondary);font-size:1.1rem}

/* NEWS DETAIL */
.news-detail-layout{display:grid;grid-template-columns:1fr 320px;gap:40px;padding-top:40px}
.news-detail-content{background:#fff;border-radius:var(--radius);padding:40px;box-shadow:var(--shadow)}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:.9rem;color:var(--text-secondary);margin-bottom:24px}
.breadcrumb a{color:var(--primary)}
.breadcrumb span{color:var(--border)}
.news-detail-content h1{font-size:2rem;margin-bottom:16px;line-height:1.4}
.news-meta{display:flex;align-items:center;gap:16px;color:var(--text-secondary);font-size:.9rem;margin-bottom:24px;padding-bottom:20px;border-bottom:1px solid var(--border)}
.news-detail-content .cover-img{width:100%;border-radius:var(--radius);margin-bottom:24px;max-height:400px;object-fit:cover}
.news-detail-content h2{font-size:1.4rem;margin:32px 0 16px;padding-left:16px;border-left:4px solid var(--primary)}
.news-detail-content p{margin-bottom:16px;color:#444;line-height:1.9;font-size:1rem}
.news-detail-content blockquote{background:#f8f9fa;border-left:4px solid var(--primary);padding:16px 24px;margin:20px 0;border-radius:0 var(--radius-sm) var(--radius-sm) 0;font-style:italic;color:var(--text-secondary)}
.related-articles{margin-top:40px;padding-top:24px;border-top:1px solid var(--border)}
.related-articles h3{font-size:1.2rem;margin-bottom:16px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.related-item{background:#f8f9fa;border-radius:var(--radius-sm);overflow:hidden;transition:all .2s}
.related-item:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.related-item img{width:100%;height:100px;object-fit:cover}
.related-item .r-body{padding:12px}
.related-item h4{font-size:.85rem;line-height:1.4}
.related-item h4 a{color:var(--text)}
.related-item h4 a:hover{color:var(--primary)}
.news-nav{display:flex;justify-content:space-between;margin-top:32px;padding-top:20px;border-top:1px solid var(--border)}
.news-nav a{color:var(--primary);font-size:.9rem;display:flex;align-items:center;gap:6px}

/* SIDEBAR */
.news-sidebar{position:sticky;top:calc(var(--nav-h) + 24px);align-self:start;display:flex;flex-direction:column;gap:20px}
.sidebar-card{background:#fff;border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.sidebar-card h3{font-size:1rem;margin-bottom:16px;padding-left:12px;border-left:3px solid var(--primary)}
.toc-list{list-style:none}
.toc-item{position:relative;padding:8px 0 8px 24px;font-size:.9rem;color:var(--text-secondary);cursor:pointer;transition:all .2s}
.toc-item::before{content:'';position:absolute;left:0;top:0;bottom:0;width:2px;background:var(--border)}
.toc-item::after{content:'';position:absolute;left:-4px;top:12px;width:10px;height:10px;border-radius:50%;background:var(--border);transition:all .2s}
.toc-item.active{color:var(--primary);font-weight:600}
.toc-item.active::after{background:var(--primary)}
.toc-item:hover{color:var(--primary)}
.hot-news-item{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid #f1f3f4}
.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:#fff;flex-shrink:0}
.hot-rank.r1{background:linear-gradient(135deg,var(--primary),var(--primary-dark))}
.hot-rank.r2{background:linear-gradient(135deg,#f97316,#ea580c)}
.hot-rank.r3{background:linear-gradient(135deg,#eab308,#ca8a04)}
.hot-rank.r4,.hot-rank.r5{background:#9ca3af}
.hot-news-item:hover .hot-rank{transform:scale(1.15)}
.hot-news-item a{font-size:.88rem;color:var(--text);transition:color .2s;line-height:1.4}
.hot-news-item:hover a{color:var(--primary)}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
.tag-item{padding:5px 14px;border-radius:50px;font-size:.82rem;background:#f1f3f4;color:var(--text-secondary);transition:all .2s;cursor:pointer}
.tag-item:hover{background:rgba(66,133,244,.08);color:var(--primary);border:1px solid var(--primary)}

/* COMMENTS */
.comments-section{margin-top:40px}
.comments-section h3{font-size:1.2rem;margin-bottom:20px}
.comment-item{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid #f1f3f4}
.comment-avatar{width:40px;height:40px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.9rem;flex-shrink:0}
.comment-body{flex:1}
.comment-header{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.comment-name{font-weight:600;font-size:.9rem}
.comment-date{font-size:.8rem;color:var(--text-secondary)}
.comment-text{font-size:.9rem;color:var(--text-secondary);line-height:1.7}

/* 404 */
.page-404{min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:20px}
.page-404 .error-code{font-size:8rem;font-weight:900;background:linear-gradient(135deg,var(--primary),var(--accent-green));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1}
.page-404 h2{font-size:1.8rem;margin:16px 0 12px}
.page-404 p{color:var(--text-secondary);margin-bottom:24px}
.countdown{font-size:1.2rem;color:var(--primary);font-weight:600}

/* SITEMAP */
.sitemap-page{padding:calc(var(--nav-h) + 40px) 0 60px}
.sitemap-page h1{font-size:2rem;margin-bottom:32px;text-align:center}
.sitemap-section{margin-bottom:32px}
.sitemap-section h2{font-size:1.3rem;margin-bottom:12px;padding-left:12px;border-left:4px solid var(--primary)}
.sitemap-section ul{padding-left:20px}
.sitemap-section ul li{padding:6px 0}
.sitemap-section ul li a{color:var(--text)}
.sitemap-section ul li a:hover{color:var(--primary)}

/* RESPONSIVE */
@media(max-width:992px){
.hero-grid{grid-template-columns:1fr;gap:40px}
.features-grid{grid-template-columns:repeat(2,1fr)}
.scenarios-grid{grid-template-columns:repeat(2,1fr)}
.pricing-grid{grid-template-columns:repeat(2,1fr)}
.pricing-card.popular{transform:none}
.pricing-card.popular:hover{transform:translateY(-4px)}
.testimonials-grid{grid-template-columns:repeat(2,1fr)}
.news-grid{grid-template-columns:repeat(2,1fr)}
.footer-grid{grid-template-columns:repeat(2,1fr)}
.versions-grid{grid-template-columns:repeat(2,1fr)}
.requirements-grid{grid-template-columns:repeat(2,1fr)}
.steps-grid{grid-template-columns:repeat(2,1fr)}
.step-arrow{display:none}
.news-detail-layout{grid-template-columns:1fr}
.news-sidebar{position:static}
.nav-menu{position:fixed;top:0;right:-300px;width:280px;height:100vh;background:#fff;flex-direction:column;padding:80px 24px 24px;gap:0;transition:right .3s;box-shadow:-4px 0 20px rgba(0,0,0,.1);z-index:999;overflow-y:auto}
.nav-menu.active{right:0}
.nav-link{padding:14px 16px;border-bottom:1px solid #f1f3f4;border-radius:0}
.nav-dropdown{position:static;transform:none;box-shadow:none;padding:0 0 0 16px;opacity:1;visibility:visible;min-width:auto;display:none}
.nav-item.dropdown-open .nav-dropdown{display:block}
.nav-cta{margin-left:0;margin-top:16px}
.hamburger{display:flex}
.related-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
.hero h1{font-size:2.2rem}
.hero-stats{gap:24px}
.features-grid{grid-template-columns:1fr 1fr}
.scenarios-grid{grid-template-columns:1fr}
.pricing-grid{grid-template-columns:1fr}
.testimonials-grid{grid-template-columns:1fr}
.news-grid{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr}
.versions-grid{grid-template-columns:1fr}
.steps-grid{grid-template-columns:1fr}
.related-grid{grid-template-columns:1fr}
.section{padding:60px 0}
.section-title{font-size:1.6rem}
.news-detail-content{padding:24px}
.news-detail-content h1{font-size:1.5rem}
.hero-btns{flex-direction:column}
.hero-btns .btn{width:100%}
}
@media(max-width:480px){
.hero h1{font-size:1.8rem}
.hero-desc{font-size:1rem}
.stat-num{font-size:1.4rem}
.hero-stats{flex-wrap:wrap;gap:16px}
.features-grid{grid-template-columns:1fr}
.requirements-grid{grid-template-columns:1fr}
.nav-logo span{display:none}
.cta-section h2{font-size:1.6rem}
}