:root{--brand:#6f9c25;--brand-2:#8fb93a;--brand-deep:#456814;--brand-soft:#edf5da;--accent:#14606e;--accent-deep:#0c4652;--accent-soft:#e2eff0;--bg:#faf8f0;--bg-alt:#f2f0e2;--ink:#1b2313;--ink-2:#36422c;--muted:#5f6a55;--line:#e3e1d0;--white:#fff;--dark:#111a0e;--dark-2:#1b2717;--on-dark:#eef2e2;--on-dark-muted:#a6b497;--shadow:0 10px 28px rgba(27,35,19,.08);--shadow-lg:0 22px 54px rgba(27,35,19,.16);--radius:18px;--radius-sm:12px}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--ink);font-size:16px;line-height:1.78;overflow-x:hidden}img{max-width:100%;height:auto;display:block}a{color:inherit;text-decoration:none}ul{list-style:none}.wrap{width:min(1180px,92%);margin:0 auto}section{scroll-margin-top:88px}.header{position:fixed;top:0;left:0;right:0;z-index:99;transition:background .3s,box-shadow .3s}.header .wrap{display:flex;align-items:center;gap:16px;height:72px}.header.scrolled{background:rgba(17,26,14,.94);box-shadow:0 6px 24px rgba(0,0,0,.18)}.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;letter-spacing:-.3px;color:var(--ink);min-height:44px}.logo img{width:32px;height:32px;border-radius:9px}.header.scrolled .logo{color:var(--on-dark)}.nav{margin-left:auto}.nav-list{display:flex;align-items:center;gap:4px}.nav-item{position:relative}.nav-link{display:flex;align-items:center;gap:6px;min-height:44px;padding:10px 13px;border-radius:10px;font-size:15px;font-weight:600;color:var(--ink);transition:.2s}.nav-link:hover{background:var(--brand-soft);color:var(--brand-deep)}.header.scrolled .nav-link{color:var(--on-dark)}.header.scrolled .nav-link:hover{background:rgba(255,255,255,.08);color:var(--white)}.caret{font-size:10px;line-height:1;transition:transform .25s}.nav-item:hover .caret,.nav-item:focus-within .caret,.grp-toggle:checked~.nav-link .caret{transform:rotate(180deg)}.dropdown{position:absolute;top:calc(100% + 6px);left:0;min-width:216px;padding:8px;background:var(--white);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-lg);opacity:0;visibility:hidden;transform:translateY(8px);transition:.22s}.nav-item:hover .dropdown,.nav-item:focus-within .dropdown{opacity:1;visibility:visible;transform:none}.dropdown a{display:block;padding:10px 12px;border-radius:9px;font-size:14.5px;color:var(--ink-2);transition:.18s}.dropdown a:hover{background:var(--brand-soft);color:var(--brand-deep)}.nav-cta{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 20px;border-radius:12px;background:linear-gradient(135deg,var(--brand-2),var(--brand-deep));color:var(--white);font-weight:700;font-size:14.5px;box-shadow:0 8px 20px rgba(69,104,20,.28);transition:.25s}.nav-cta:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(69,104,20,.38)}.grp-toggle,.menu-toggle,.demo-check{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none}.nav-mobile{display:none}.grp-toggle:checked~.nav-mobile .caret{transform:rotate(180deg)}.burger{display:none;width:44px;height:44px;border-radius:11px;border:1px solid var(--line);background:var(--white);cursor:pointer;place-items:center;margin-left:auto}.burger i{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative}.burger i::before,.burger i::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px}.burger i::before{top:-6px}.burger i::after{top:6px}.header.scrolled .burger{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.24)}.header.scrolled .burger i,.header.scrolled .burger i::before,.header.scrolled .burger i::after{background:var(--on-dark)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:50px;padding:0 26px;border-radius:14px;font-weight:700;font-size:16px;transition:transform .25s,box-shadow .25s,background .25s;cursor:pointer;border:0}.btn-solid{background:linear-gradient(135deg,var(--brand-2),var(--brand-deep));color:var(--white);box-shadow:0 12px 26px rgba(69,104,20,.3)}.btn-solid:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(69,104,20,.4)}.btn-ghost{border:1.5px solid var(--brand);background:var(--white);color:var(--brand-deep)}.btn-ghost:hover{background:var(--brand-soft);transform:translateY(-2px)}.btn-accent{background:linear-gradient(135deg,var(--accent),var(--accent-deep));color:var(--white)}.btn-accent:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(12,70,82,.32)}.btn-sm{min-height:44px;padding:0 18px;font-size:14.5px;border-radius:11px}.hero{position:relative;padding:132px 0 76px;background:radial-gradient(900px 430px at 82% -6%,var(--brand-soft),transparent 68%),radial-gradient(760px 400px at 2% 34%,var(--accent-soft),transparent 66%),var(--bg);overflow:hidden}.hero::after{content:"";position:absolute;right:-120px;bottom:-160px;width:420px;height:420px;border-radius:50%;border:1px solid var(--line);opacity:.7;pointer-events:none}.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:52px;align-items:center;position:relative;z-index:1}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 15px;border-radius:999px;background:var(--white);border:1px solid var(--line);color:var(--brand-deep);font-size:13px;font-weight:700;letter-spacing:.5px}h1{font-size:clamp(34px,4.4vw,54px);line-height:1.14;letter-spacing:-1.4px;font-weight:800;margin-top:20px}h1 em{font-style:normal;background:linear-gradient(135deg,var(--brand-deep),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}.lead{margin-top:18px;font-size:17px;color:var(--muted);max-width:540px}.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:36px;max-width:540px}.hero-stats b{display:block;font-size:26px;line-height:1.3;color:var(--brand-deep);letter-spacing:-.5px}.hero-stats span{font-size:13px;color:var(--muted)}.demo{position:relative;background:linear-gradient(158deg,var(--dark-2),var(--dark));border-radius:24px;padding:22px;color:var(--on-dark);box-shadow:var(--shadow-lg)}.demo-top{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--on-dark-muted);padding-bottom:14px;border-bottom:1px solid rgba(255,255,255,.1)}.demo-brand{display:flex;align-items:center;gap:9px;color:var(--on-dark);font-weight:700;font-size:14px}.demo-brand img{width:24px;height:24px;border-radius:7px}.demo-state{display:inline-flex;align-items:center;gap:7px}.dot{width:8px;height:8px;border-radius:50%;background:var(--on-dark-muted);display:inline-block}.st-on{display:none;color:var(--brand-2)}.st-off{color:var(--on-dark-muted)}.demo-body{padding-top:16px}.gauge{position:relative;width:216px;max-width:100%;margin:0 auto;text-align:center}.gauge svg{width:100%;height:auto;display:block}.gauge .needle{transform-origin:110px 112px;transform:rotate(-58deg);transition:transform .9s cubic-bezier(.2,.8,.2,1)}.gauge-num{margin-top:-16px;font-size:34px;font-weight:800;letter-spacing:-1px}.gauge-num small{font-size:14px;font-weight:600;color:var(--on-dark-muted);margin-left:4px}.gauge-cap{font-size:12.5px;color:var(--on-dark-muted);letter-spacing:1px}.stat-set{display:none;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:16px}.stat-set div{background:rgba(255,255,255,.06);border-radius:11px;padding:10px 8px;text-align:center}.stat-set b{display:block;font-size:16px;color:var(--white)}.stat-set span{font-size:11.5px;color:var(--on-dark-muted)}.demo-nodes{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:14px}.node-pill{display:flex;flex-direction:column;align-items:center;gap:1px;padding:9px 4px;border-radius:10px;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.03);font-size:12.5px;color:var(--on-dark-muted);cursor:pointer;min-height:48px;justify-content:center;transition:.2s}.node-pill b{font-size:13.5px;color:var(--on-dark);font-weight:700}.node-pill:hover{border-color:var(--brand-2)}.demo-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:16px;padding-top:14px;border-top:1px solid rgba(255,255,255,.1)}.demo-foot small{font-size:11.5px;color:var(--on-dark-muted)}.switch{position:relative;display:inline-flex;align-items:center;gap:10px;cursor:pointer;font-size:13.5px;font-weight:700;color:var(--on-dark);min-height:44px}.switch .track{width:52px;height:28px;border-radius:99px;background:rgba(255,255,255,.16);position:relative;transition:.3s}.switch .track::after{content:"";position:absolute;top:3px;left:3px;width:22px;height:22px;border-radius:50%;background:var(--on-dark);transition:.3s}#dconn:checked~.demo-body .st-on{display:inline-flex}#dconn:checked~.demo-body .st-off{display:none}#dconn:checked~.demo-body .needle{transform:rotate(42deg)}#dconn:checked~.demo-body .dot{background:var(--brand-2);box-shadow:0 0 0 4px rgba(143,185,58,.18)}#dconn:checked~.demo-body .track{background:linear-gradient(135deg,var(--brand-2),var(--brand-deep))}#dconn:checked~.demo-body .track::after{left:27px;background:var(--white)}#dn1:checked~.demo-body .ns-1,#dn2:checked~.demo-body .ns-2,#dn3:checked~.demo-body .ns-3{display:grid}#dn1:checked~.demo-body .node-pill[for=dn1],#dn2:checked~.demo-body .node-pill[for=dn2],#dn3:checked~.demo-body .node-pill[for=dn3]{background:rgba(143,185,58,.16);border-color:var(--brand-2)}#dn1:checked~.demo-body .node-pill[for=dn1] b,#dn2:checked~.demo-body .node-pill[for=dn2] b,#dn3:checked~.demo-body .node-pill[for=dn3] b{color:var(--brand-2)}.section{padding:88px 0}.band{background:var(--bg-alt)}.sec-head{max-width:740px;margin:0 auto 44px;text-align:center}.kicker{color:var(--brand-deep);font-weight:800;font-size:12.5px;letter-spacing:2.4px;margin-bottom:10px}.sec-head h2{font-size:clamp(26px,3.2vw,38px);line-height:1.26;letter-spacing:-.8px}.sec-head p{margin-top:12px;color:var(--muted);font-size:15.5px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:.28s}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--brand-2)}.card .ico{width:50px;height:50px;border-radius:14px;display:grid;place-items:center;font-size:23px;background:var(--brand-soft);margin-bottom:16px}.card h3{font-size:18px;margin-bottom:8px;letter-spacing:-.3px}.card p{color:var(--muted);font-size:14.5px}.card .mini{display:inline-block;margin-top:12px;font-size:12.5px;font-weight:700;color:var(--accent-deep);background:var(--accent-soft);padding:3px 10px;border-radius:99px}.dark-band{background:linear-gradient(150deg,var(--dark),var(--dark-2));color:var(--on-dark)}.dark-band .sec-head h2,.dark-band h3{color:var(--white)}.dark-band .sec-head p{color:var(--on-dark-muted)}.dark-band .kicker{color:var(--brand-2)}.node-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}.node-list{display:grid;gap:16px}.node-row{display:grid;grid-template-columns:112px 1fr 74px;gap:14px;align-items:center;font-size:13.5px}.node-row span:first-child{color:var(--on-dark)}.node-row b{font-size:13.5px;color:var(--brand-2);text-align:right}.bar{height:8px;border-radius:99px;background:rgba(255,255,255,.1);overflow:hidden}.bar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--brand-2),var(--accent))}.proto{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}.proto span{font-size:13px;padding:7px 13px;border-radius:99px;border:1px solid rgba(255,255,255,.16);color:var(--on-dark-muted)}.speed-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);padding:26px}.speed-card h3{font-size:17px;margin-bottom:4px}.speed-card .sub{font-size:12.5px;color:var(--on-dark-muted);margin-bottom:18px}.speed-big{display:flex;align-items:flex-end;gap:8px;margin-bottom:6px}.speed-big b{font-size:44px;line-height:1;letter-spacing:-2px}.speed-big span{font-size:14px;color:var(--on-dark-muted);padding-bottom:5px}.speed-split{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:18px;padding-top:18px;border-top:1px solid rgba(255,255,255,.1);text-align:center}.speed-split b{display:block;font-size:16px;color:var(--white)}.speed-split span{font-size:11.5px;color:var(--on-dark-muted)}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.steps-4{grid-template-columns:repeat(4,1fr)}.step{position:relative;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px}.step .no{font-size:13px;font-weight:800;color:var(--white);background:linear-gradient(135deg,var(--accent),var(--accent-deep));width:34px;height:34px;border-radius:11px;display:grid;place-items:center;margin-bottom:16px}.step h3{font-size:17px;margin-bottom:8px}.step p{color:var(--muted);font-size:14.5px}.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch}.price{position:relative;display:flex;flex-direction:column;background:var(--white);border:1px solid var(--line);border-radius:22px;padding:30px 26px;transition:.28s}.price:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px)}.price.best{border:2px solid var(--brand);box-shadow:var(--shadow-lg);background:linear-gradient(180deg,var(--brand-soft),var(--white) 46%)}.price .tag{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--brand-2),var(--brand-deep));color:var(--white);font-size:12px;font-weight:800;padding:5px 14px;border-radius:99px;white-space:nowrap}.price h3{font-size:17px;margin-bottom:6px}.price .sub{font-size:13px;color:var(--muted);min-height:22px}.price .amount{margin:16px 0 4px;font-size:38px;font-weight:800;letter-spacing:-1.5px;line-height:1}.price .amount small{font-size:14px;font-weight:600;color:var(--muted);letter-spacing:0}.price .per{font-size:12.5px;color:var(--muted);margin-bottom:18px}.price ul{display:grid;gap:9px;margin-bottom:22px;font-size:14px;color:var(--ink-2)}.price li{position:relative;padding-left:24px}.price li::before{content:"✓";position:absolute;left:0;top:0;color:var(--brand-deep);font-weight:800}.price .btn{width:100%;margin-top:auto}.faq{max-width:920px;margin:0 auto}.faq details{background:var(--white);border:1px solid var(--line);border-radius:14px;margin-bottom:12px;overflow:hidden;transition:.2s}.faq details[open]{border-color:var(--brand-2);box-shadow:var(--shadow)}.faq summary{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;min-height:58px;font-weight:700;font-size:15.5px;cursor:pointer;list-style:none}.faq summary::-webkit-details-marker{display:none}.faq summary::after{content:"+";flex:0 0 auto;font-size:20px;line-height:1;color:var(--brand-deep);transition:.2s}.faq details[open] summary::after{content:"−"}.faq .ans{padding:0 22px 20px;color:var(--muted);font-size:14.5px}.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.quote{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:26px;display:flex;flex-direction:column;gap:14px}.quote .stars{color:var(--brand-deep);letter-spacing:2px;font-size:14px}.quote p{font-size:14.5px;color:var(--ink-2)}.quote .who{display:flex;align-items:center;gap:11px;margin-top:auto}.avatar{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:var(--brand-soft);color:var(--brand-deep);font-weight:800;font-size:16px}.who b{display:block;font-size:14px}.who span{font-size:12px;color:var(--muted)}.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.news-card{display:flex;flex-direction:column;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.28s}.news-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:var(--brand-2)}.news-card .thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-alt)}.news-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}.news-card:hover .thumb img{transform:scale(1.04)}.news-card .body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:9px;flex:1}.news-card .meta{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--muted)}.pill{display:inline-block;padding:3px 10px;border-radius:99px;background:var(--accent-soft);color:var(--accent-deep);font-weight:700;font-size:11.5px}.news-card h3{font-size:16.5px;line-height:1.5;letter-spacing:-.2px}.news-card p{font-size:13.5px;color:var(--muted);flex:1}.news-card .more{font-size:13px;font-weight:700;color:var(--brand-deep)}.cta-band{padding:72px 0;background:linear-gradient(135deg,var(--dark),var(--dark-2));color:var(--on-dark);position:relative;overflow:hidden}.cta-band::after{content:"";position:absolute;right:-100px;top:-120px;width:320px;height:320px;border-radius:50%;background:radial-gradient(circle,rgba(143,185,58,.22),transparent 70%)}.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:34px;position:relative;z-index:1}.cta-inner h2{font-size:clamp(24px,3vw,34px);line-height:1.3;color:var(--white);letter-spacing:-.6px}.cta-inner p{margin-top:10px;color:var(--on-dark-muted);font-size:14.5px}.cta-inner .btn{flex:0 0 auto}.footer{background:var(--dark);color:var(--on-dark-muted);padding:60px 0 26px;font-size:14px}.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px}.foot-brand .logo{color:var(--white);margin-bottom:14px}.foot-brand p{max-width:290px;font-size:13.5px;line-height:1.9}.foot-col h4{font-size:13.5px;color:var(--white);margin-bottom:14px;letter-spacing:.5px}.foot-col a{display:block;padding:5px 0;font-size:13.5px;min-height:34px;transition:.18s}.foot-col a:hover{color:var(--brand-2)}.foot-bot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);font-size:12.5px}.foot-bot a:hover{color:var(--brand-2)}.backtop{position:fixed;right:20px;bottom:22px;z-index:80;width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:var(--dark);color:var(--on-dark);box-shadow:var(--shadow-lg);font-size:16px;transition:.25s}.backtop:hover{background:var(--brand-deep);transform:translateY(-3px)}.crumbs{font-size:12.5px;color:var(--muted);padding:96px 0 0}.crumbs ol{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.crumbs li+li::before{content:"›";margin-right:8px;color:var(--line)}.crumbs a:hover{color:var(--brand-deep)}.page-head{padding:22px 0 34px}.page-head h1{font-size:clamp(28px,3.8vw,44px);margin-top:12px;letter-spacing:-1px;line-height:1.22}.page-head p{color:var(--muted);margin-top:12px;max-width:720px}.art-grid{display:grid;grid-template-columns:minmax(0,1fr) 316px;gap:38px;padding-bottom:80px;align-items:start}.art-head{padding:14px 0 22px}.art-head h1{font-size:clamp(26px,3.4vw,38px);line-height:1.34;letter-spacing:-.8px;margin-top:12px}.art-meta{display:flex;flex-wrap:wrap;gap:14px;align-items:center;font-size:13px;color:var(--muted);margin-top:16px}.art-cover{border-radius:var(--radius);overflow:hidden;margin:8px 0 26px;background:var(--bg-alt)}.art-body{font-size:16px;color:var(--ink-2)}.art-body p{margin-bottom:20px;line-height:1.95}.art-body h2{font-size:22px;line-height:1.4;margin:34px 0 14px;letter-spacing:-.4px;scroll-margin-top:96px}.art-body figure{margin:26px 0}.art-body figure img{border-radius:var(--radius);width:100%}.art-body figcaption{font-size:12.5px;color:var(--muted);margin-top:8px;text-align:center}.art-body blockquote{margin:24px 0;padding:18px 22px;border-left:4px solid var(--brand);background:var(--brand-soft);border-radius:0 var(--radius-sm) var(--radius-sm) 0;font-size:15px;color:var(--ink)}.art-body blockquote b{display:block;font-size:13px;color:var(--brand-deep);margin-top:8px;font-weight:700}.art-body .data{width:100%;border-collapse:collapse;margin:24px 0;font-size:14px}.art-body .data th,.art-body .data td{border:1px solid var(--line);padding:10px 12px;text-align:left}.art-body .data th{background:var(--bg-alt);font-weight:700;color:var(--ink)}.art-body .data td b{color:var(--brand-deep)}.side{display:grid;gap:18px;position:sticky;top:92px}.side-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:20px}.side-card h3{font-size:14.5px;padding-left:11px;border-left:4px solid var(--brand);margin-bottom:16px;letter-spacing:.2px}.toc-list{position:relative;padding-left:16px}.toc-list::before{content:"";position:absolute;left:4px;top:6px;bottom:6px;width:1px;background:var(--line)}.toc-list li{margin-bottom:10px;position:relative}.toc-list li::before{content:"";position:absolute;left:-15px;top:9px;width:7px;height:7px;border-radius:50%;background:var(--line);border:2px solid var(--white)}.toc-list a{font-size:13.5px;color:var(--muted);display:block;padding:3px 0;line-height:1.55}.toc-list a:hover,.toc-list a.active{color:var(--brand-deep);font-weight:700}.toc-list li:has(a.active)::before{background:var(--brand)}.hot li{display:flex;gap:10px;align-items:flex-start;margin-bottom:12px;font-size:13.5px;line-height:1.55}.hot li:last-child{margin-bottom:0}.hot .rk{flex:0 0 auto;width:22px;height:22px;border-radius:7px;display:grid;place-items:center;font-size:11.5px;font-weight:800;background:var(--bg-alt);color:var(--muted);transition:.2s}.hot li:nth-child(1) .rk{background:linear-gradient(135deg,var(--brand-2),var(--brand-deep));color:var(--white)}.hot li:nth-child(2) .rk{background:linear-gradient(135deg,var(--accent),var(--accent-deep));color:var(--white)}.hot li:nth-child(3) .rk{background:var(--brand-soft);color:var(--brand-deep)}.hot li:hover .rk{transform:scale(1.12)}.hot li:hover a{color:var(--brand-deep)}.tags{display:flex;flex-wrap:wrap;gap:8px}.tags a{font-size:12.5px;padding:5px 12px;border-radius:99px;border:1px solid var(--line);color:var(--muted);transition:.2s;min-height:30px;display:inline-flex;align-items:center}.tags a:hover{border-color:var(--brand);background:var(--brand-soft);color:var(--brand-deep)}.comments{margin-top:38px;border-top:1px solid var(--line);padding-top:28px}.comments h2{font-size:20px;margin-bottom:18px}.cmt{display:flex;gap:13px;padding:16px 0;border-bottom:1px dashed var(--line)}.cmt:last-child{border-bottom:0}.cmt .avatar{flex:0 0 auto}.cmt-body{flex:1}.cmt-head{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13.5px}.cmt-head b{color:var(--ink)}.cmt-head span{font-size:12px;color:var(--muted)}.cmt p{font-size:14px;color:var(--muted);margin-top:5px}.post-nav{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:30px 0 0}.post-nav a{display:block;background:var(--white);border:1px solid var(--line);border-radius:var(--radius-sm);padding:14px 16px;font-size:13.5px;transition:.22s}.post-nav a span{display:block;font-size:11.5px;color:var(--muted);margin-bottom:4px}.post-nav a:hover{border-color:var(--brand-2);color:var(--brand-deep);transform:translateY(-2px)}.post-nav a.center{text-align:center}.related{margin-top:34px}.related h2{font-size:19px;margin-bottom:16px}.rel-list{display:grid;gap:10px}.rel-list a{display:flex;gap:12px;align-items:center;background:var(--white);border:1px solid var(--line);border-radius:var(--radius-sm);padding:10px;font-size:14px;transition:.2s}.rel-list img{width:76px;height:48px;object-fit:cover;border-radius:8px;flex:0 0 auto}.rel-list a:hover{border-color:var(--brand-2);color:var(--brand-deep);transform:translateX(3px)}.ver-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.ver{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:24px;display:flex;flex-direction:column;gap:8px}.ver .os{font-size:13px;color:var(--accent-deep);font-weight:700}.ver h3{font-size:17px}.ver .num{font-size:12.5px;color:var(--muted)}.ver ul{display:grid;gap:6px;font-size:13.5px;color:var(--ink-2);margin:8px 0 18px}.ver li::before{content:"·";color:var(--brand-deep);font-weight:800;margin-right:7px}.ver .btn{width:100%;margin-top:auto}.spec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.spec{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-sm);padding:18px 20px}.spec span{font-size:12.5px;color:var(--muted);display:block}.spec b{font-size:15px;color:var(--ink)}.site-map{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.map-col{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:24px}.map-col h2{font-size:17px;margin-bottom:12px}.map-col a{display:block;padding:6px 0;font-size:14px;color:var(--ink-2);border-bottom:1px dashed var(--line)}.map-col a:last-child{border-bottom:0}.map-col a:hover{color:var(--brand-deep)}.doc{max-width:860px;margin:0 auto;padding-bottom:80px;font-size:15.5px;color:var(--ink-2)}.doc h2{font-size:21px;margin:32px 0 12px;color:var(--ink)}.doc p{margin-bottom:14px}.doc ul{margin:0 0 16px 20px;list-style:disc}.doc li{margin-bottom:8px}.doc .note{background:var(--brand-soft);border-left:4px solid var(--brand);padding:14px 18px;border-radius:0 10px 10px 0;font-size:14px;margin:20px 0}.err-wrap{min-height:78vh;display:grid;place-items:center;text-align:center;padding:120px 0 80px}.err-code{font-size:clamp(80px,18vw,160px);font-weight:800;line-height:1;letter-spacing:-6px;background:linear-gradient(135deg,var(--brand),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}html.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}html.js .reveal.in{opacity:1;transform:none}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}html.js .reveal{opacity:1;transform:none;transition:none}.gauge .needle{transition:none}}@media (max-width:992px){.header .wrap{height:64px}.nav{position:fixed;left:0;right:0;top:64px;margin:0;background:var(--dark);max-height:0;overflow:hidden;transition:max-height .35s ease;box-shadow:0 20px 40px rgba(0,0,0,.24)}.menu-toggle:checked~.nav{max-height:82vh;overflow-y:auto}.nav-list{flex-direction:column;align-items:stretch;gap:0;padding:8px 0 20px}.nav-item{width:100%}.nav-link{color:var(--on-dark);justify-content:space-between;padding:14px 18px;border-radius:0;min-height:52px;border-bottom:1px solid rgba(255,255,255,.06)}.nav-link:hover{background:rgba(255,255,255,.06);color:var(--white)}.dropdown{position:static;display:none;min-width:0;padding:4px 0 8px;background:rgba(255,255,255,.03);border:0;border-radius:0;box-shadow:none;opacity:1;visibility:visible;transform:none}.grp-toggle:checked~.dropdown{display:block}.dropdown a{color:var(--on-dark-muted);padding:12px 30px;font-size:14.5px;min-height:44px}.dropdown a:hover{background:rgba(255,255,255,.06);color:var(--white)}.caret{color:var(--on-dark-muted)}.burger{display:grid}.nav-desktop{display:none}.nav-mobile{display:flex}.nav-cta{margin-left:10px;padding:0 14px;font-size:13.5px}.logo{font-size:17.5px}.hero{padding:104px 0 56px}.hero-grid{grid-template-columns:1fr;gap:38px}.demo{max-width:520px;margin:0 auto}.hero-stats{max-width:none}.cards,.steps,.price-grid,.quotes,.news-grid,.ver-grid,.spec-grid,.site-map{grid-template-columns:repeat(2,1fr)}.steps-4{grid-template-columns:repeat(2,1fr)}.node-grid{grid-template-columns:1fr;gap:30px}.art-grid{grid-template-columns:1fr;gap:26px}.side{position:static;grid-template-columns:repeat(2,1fr)}.side-card:first-child{grid-column:1/-1}.cta-inner{flex-direction:column;text-align:center;align-items:center}.foot-grid{grid-template-columns:1fr 1fr;gap:28px}.post-nav{grid-template-columns:1fr}}@media (max-width:768px){.section{padding:64px 0}.cards,.steps,.price-grid,.quotes,.news-grid,.ver-grid,.spec-grid,.site-map,.steps-4{grid-template-columns:1fr}.side{grid-template-columns:1fr}.hero{padding:96px 0 48px}h1{letter-spacing:-.8px}.hero-stats{grid-template-columns:repeat(3,1fr);gap:8px}.hero-stats b{font-size:22px}.hero-stats span{font-size:11.5px}.sec-head{margin-bottom:32px}.foot-grid{grid-template-columns:1fr 1fr}.price.best{transform:none}.node-row{grid-template-columns:92px 1fr 66px;font-size:12.5px}.cta-band{padding:56px 0}.crumbs{padding-top:86px}}@media (max-width:480px){.wrap{width:92%}.hero-stats{grid-template-columns:1fr 1fr;gap:10px}.hero-stats div:last-child{grid-column:1/-1}.hero-actions .btn{width:100%}.demo{padding:16px;border-radius:20px}.gauge{width:190px}.foot-grid{grid-template-columns:1fr}.price{padding:24px 20px}.foot-bot{flex-direction:column;align-items:flex-start}.art-body{font-size:15.5px}.node-row{grid-template-columns:84px 1fr 60px;gap:10px}.node-row span:first-child{font-size:12px}.card,.quote{padding:22px}.rel-list img{width:64px;height:42px}}