*{margin:0;padding:0;box-sizing:border-box}
:root{--brand:#4F5DFF;--brand2:#7C4DFF;--grad:linear-gradient(135deg,#4F5DFF 0%,#7C4DFF 100%);--orange:#FF8A3D;--gold:#F6B93B;--bg:#F5F7FE;--card:#FFFFFF;--ink:#141C3C;--muted:#5D6A8C;--line:#E6EAF7;--dark:#0C1330;--radius:16px;--sh:0 10px 30px rgba(20,28,60,.08);--sh2:0 18px 44px rgba(20,28,60,.14)}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.7;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
ul,ol{list-style:none}
button{font-family:inherit}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}
.center{text-align:center}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border-radius:12px;font-size:15px;font-weight:700;cursor:pointer;transition:.3s;border:none}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(79,93,255,.35)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(79,93,255,.45)}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.35)}
.btn-ghost:hover{background:rgba(255,255,255,.2);transform:translateY(-3px)}
.btn-line{background:#fff;color:var(--brand);border:1px solid var(--brand)}
.btn-line:hover{background:#F0F3FE;transform:translateY(-3px)}
.btn-white{background:#fff;color:var(--brand)}
.btn-white:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(255,255,255,.3)}
.btn-sm{padding:9px 18px;font-size:13.5px}
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.on{opacity:1;transform:none}
.top{position:fixed;top:0;left:0;right:0;z-index:100;transition:.35s;background:transparent;padding:14px 0}
.top.scrolled{background:rgba(10,16,44,.92);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:0 6px 24px rgba(10,16,44,.35);padding:8px 0}
.top-inner{display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:18px}
.brand img{width:34px;height:34px;border-radius:8px}
.brand span{letter-spacing:.5px}
.menu{display:flex;align-items:center;gap:4px}
.menu>li{position:relative}
.menu>li>a,.menu>li>.lab{display:flex;align-items:center;gap:6px;padding:10px 14px;color:rgba(255,255,255,.9);font-size:14.5px;cursor:pointer;border-radius:10px;transition:.25s;background:none;border:none}
.menu>li>a:hover,.menu>li>.lab:hover{background:rgba(255,255,255,.1);color:#fff}
.menu .arr{font-size:10px;transition:transform .3s;color:#9FA9D6}
.menu>li:hover .arr{transform:rotate(180deg)}
.drop{position:absolute;top:calc(100% + 10px);left:50%;transform:translateX(-50%) translateY(8px);background:#fff;border-radius:14px;box-shadow:var(--sh2);min-width:196px;padding:10px;opacity:0;visibility:hidden;transition:.3s;z-index:10}
.menu>li:hover .drop{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.drop a{display:block;padding:9px 14px;border-radius:10px;font-size:13.5px;color:var(--muted);transition:.2s}
.drop a:hover{background:#F0F3FE;color:var(--brand)}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px}
.burger span{width:24px;height:2px;background:#fff;border-radius:2px;transition:.3s}
.hero{position:relative;background:radial-gradient(1100px 560px at 82% -12%,rgba(124,77,255,.45),transparent 60%),radial-gradient(900px 520px at -12% 112%,rgba(79,93,255,.5),transparent 55%),linear-gradient(160deg,#0E1638 0%,#1C1F5E 55%,#2B1E6E 100%);color:#fff;padding:150px 0 92px;overflow:hidden}
.hero::before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:rgba(79,93,255,.18);filter:blur(90px);top:-140px;right:8%}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;position:relative;z-index:2}
.hero h1{font-size:46px;line-height:1.25;font-weight:800;letter-spacing:.5px}
.hl-grad{background:linear-gradient(90deg,#7FB2FF,#C3A6FF);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .slogan{color:#C9D3F5;font-size:17px;margin:20px 0 30px;max-width:520px}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap}
.metrics{display:flex;gap:36px;margin-top:44px;flex-wrap:wrap}
.metric b{font-size:30px;display:block;font-weight:800;background:linear-gradient(90deg,#7FB2FF,#C3A6FF);-webkit-background-clip:text;background-clip:text;color:transparent}
.metric span{font-size:13px;color:#9FA9D6}
.metric b span{background:linear-gradient(90deg,#7FB2FF,#C3A6FF);-webkit-background-clip:text;background-clip:text;color:transparent;font-size:inherit;font-weight:inherit}
.demo-card{background:#fff;border-radius:18px;box-shadow:0 24px 60px rgba(8,12,40,.5);overflow:hidden;color:var(--ink)}
.demo-top{display:flex;align-items:center;gap:10px;padding:13px 16px;border-bottom:1px solid var(--line)}
.demo-dots{display:flex;gap:6px}
.demo-dots span{width:11px;height:11px;border-radius:50%;background:#E3E8F7}
.demo-dots span:first-child{background:#FF6B6B}
.demo-dots span:nth-child(2){background:#F6B93B}
.demo-dots span:nth-child(3){background:#3ECF8E}
.demo-top b{font-size:13.5px;flex:1;text-align:center}
.demo-tabs{display:flex;gap:8px;padding:12px 14px;background:#F8FAFF;border-bottom:1px solid var(--line);flex-wrap:wrap}
.dtab{padding:6px 14px;border-radius:999px;font-size:13px;background:#fff;border:1px solid var(--line);cursor:pointer;color:var(--muted);transition:.25s}
.dtab.on{background:var(--grad);color:#fff;border-color:transparent}
.demo-body{padding:14px}
.chat{height:224px;overflow-y:auto;background:#F4F7FF;border-radius:12px;padding:12px;display:flex;flex-direction:column;gap:8px;scrollbar-width:thin}
.msg{max-width:78%;padding:8px 12px;border-radius:12px;font-size:13px;line-height:1.55;background:#fff;border:1px solid var(--line);animation:pop .3s ease}
.msg.me{align-self:flex-end;background:var(--grad);color:#fff;border-color:transparent}
.msg .meta{font-size:11px;color:var(--muted);margin-top:4px;display:flex;gap:8px}
.msg.me .meta{color:rgba(255,255,255,.85)}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.chip{padding:7px 12px;border-radius:10px;background:#fff;border:1px solid var(--line);font-size:12.5px;cursor:pointer;transition:.25s}
.chip:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);box-shadow:0 6px 14px rgba(79,93,255,.15)}
.demo-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px 14px;border-top:1px solid var(--line);font-size:12.5px;color:var(--muted);flex-wrap:wrap}
.demo-foot .st{color:var(--brand);font-weight:700}
.sw{position:relative;width:44px;height:24px;background:#D9E0F5;border-radius:999px;cursor:pointer;transition:.3s;flex-shrink:0}
.sw::after{content:"";position:absolute;top:3px;left:3px;width:18px;height:18px;border-radius:50%;background:#fff;transition:.3s;box-shadow:0 2px 6px rgba(0,0,0,.2)}
.sw.on{background:var(--grad)}
.sw.on::after{left:23px}
@keyframes pop{from{opacity:0;transform:translateY(6px) scale(.97)}to{opacity:1;transform:none}}
.sec{padding:84px 0}
.sec-head{text-align:center;max-width:660px;margin:0 auto 48px}
.kicker{display:inline-block;padding:6px 16px;border-radius:999px;background:rgba(79,93,255,.08);color:var(--brand);font-size:13px;font-weight:600;margin-bottom:14px}
.sec-head h2{font-size:34px;font-weight:800;line-height:1.3}
.sec-head p{color:var(--muted);margin-top:12px;font-size:15px}
.feat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.feat-card{background:var(--card);border-radius:var(--radius);padding:26px 22px;box-shadow:var(--sh);transition:.3s;border:1px solid transparent}
.feat-card:hover{transform:translateY(-6px);border-color:#D9E0FF;box-shadow:var(--sh2)}
.icon-badge{width:48px;height:48px;border-radius:14px;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.icon-badge svg{width:24px;height:24px}
.c2{background:linear-gradient(135deg,#FF8A3D,#FFB25E)}
.c3{background:linear-gradient(135deg,#0FC7A6,#5CE0C2)}
.c4{background:linear-gradient(135deg,#F0537E,#FF8FB0)}
.c5{background:linear-gradient(135deg,#3E8BFF,#7FB2FF)}
.c6{background:linear-gradient(135deg,#F6B93B,#FFD873)}
.c7{background:linear-gradient(135deg,#8B5CF6,#B79BFF)}
.c8{background:linear-gradient(135deg,#1F9E8B,#5CE0C2)}
.feat-card h3{font-size:17px;margin-bottom:8px}
.feat-card p{font-size:13.5px;color:var(--muted)}
.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.step-card{position:relative;background:var(--card);border-radius:var(--radius);padding:36px 26px 28px;box-shadow:var(--sh);transition:.3s}
.step-card:hover{transform:translateY(-6px);box-shadow:var(--sh2)}
.step-num{position:absolute;top:-18px;left:26px;width:40px;height:40px;border-radius:12px;background:var(--grad);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;font-size:18px}
.step-card h3{font-size:17px;margin-bottom:8px}
.step-card p{font-size:13.5px;color:var(--muted)}
.band{background:linear-gradient(135deg,#121A45 0%,#2B1E6E 100%);border-radius:24px;padding:54px 40px;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;color:#fff;text-align:center;box-shadow:var(--sh2)}
.band b{font-size:38px;display:block;font-weight:800;background:linear-gradient(90deg,#7FB2FF,#C3A6FF);-webkit-background-clip:text;background-clip:text;color:transparent}
.band div>span{color:#A9B3E0;font-size:13.5px}
.band b span{background:linear-gradient(90deg,#7FB2FF,#C3A6FF);-webkit-background-clip:text;background-clip:text;color:transparent;font-size:inherit;font-weight:inherit}
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.scene-card{background:var(--card);border-radius:var(--radius);padding:26px;box-shadow:var(--sh);transition:.3s}
.scene-card:hover{transform:translateY(-6px);box-shadow:var(--sh2)}
.scene-card h3{font-size:17px;margin:14px 0 8px}
.scene-card p{font-size:13.5px;color:var(--muted)}
.scene-tags{margin-top:14px;display:flex;flex-wrap:wrap;gap:6px}
.scene-tags span{font-size:11.5px;padding:3px 10px;border-radius:999px;background:rgba(79,93,255,.08);color:var(--brand)}
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);align-items:stretch;gap:24px}
.price-card{background:var(--card);border-radius:20px;padding:34px 28px;box-shadow:var(--sh);border:1px solid var(--line);position:relative;display:flex;flex-direction:column;transition:.3s}
.price-card:hover{transform:translateY(-6px)}
.price-card.hot{border:2px solid var(--brand);box-shadow:var(--sh2);transform:scale(1.04)}
.price-card.hot:hover{transform:scale(1.04) translateY(-6px)}
.badge-hot{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--grad);color:#fff;font-size:12px;padding:5px 16px;border-radius:999px;font-weight:600}
.price-card h3{font-size:18px}
.price-card .pd{font-size:12.5px;color:var(--muted);margin-top:4px}
.price{margin:18px 0 4px}
.price b{font-size:40px;font-weight:800}
.price i{font-style:normal;font-size:14px;color:var(--muted)}
.price-card ul{margin:22px 0 26px;display:grid;gap:10px;flex:1}
.price-card ul li{font-size:14px;color:var(--muted);padding-left:24px;position:relative}
.price-card ul li::before{content:"✓";position:absolute;left:0;top:0;color:var(--brand);font-weight:700}
.faq-list{max-width:840px;margin:0 auto;display:grid;gap:14px}
.faq-item{background:var(--card);border-radius:14px;box-shadow:var(--sh);overflow:hidden}
.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:12px;padding:20px 24px;background:none;border:none;font-size:16px;font-weight:600;cursor:pointer;text-align:left;color:var(--ink)}
.faq-q .arr{transition:.3s;color:var(--brand);font-size:12px;flex-shrink:0}
.faq-item.open .arr{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease}
.faq-a-inner{padding:0 24px 22px;color:var(--muted);font-size:14.5px}
.faq-a-inner ol{margin:10px 0 0 20px;display:grid;gap:6px;list-style:decimal}
.rev-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.rev-card{background:var(--card);border-radius:var(--radius);padding:26px;box-shadow:var(--sh);transition:.3s}
.rev-card:hover{transform:translateY(-6px);box-shadow:var(--sh2)}
.rev-top{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.avatar{width:44px;height:44px;border-radius:50%;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:17px;flex-shrink:0}
.rev-card .stars{color:var(--gold);font-size:14px;letter-spacing:2px}
.rev-card p{font-size:14px;color:var(--muted)}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-card{background:var(--card);border-radius:var(--radius);overflow:hidden;box-shadow:var(--sh);transition:.3s;display:flex;flex-direction:column}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--sh2)}
.news-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.nc-body{padding:20px;display:flex;flex-direction:column;flex:1}
.news-card time{font-size:12.5px;color:var(--muted)}
.news-card h3{font-size:16px;margin:8px 0 10px;line-height:1.55}
.news-card h3 a:hover{color:var(--brand)}
.news-card p{font-size:13px;color:var(--muted);flex:1}
.news-card .more{color:var(--brand);font-weight:600;font-size:13px;margin-top:12px}
.cta{background:linear-gradient(135deg,#4F5DFF,#7C4DFF);border-radius:24px;padding:60px 40px;text-align:center;color:#fff;position:relative;overflow:hidden}
.cta::before{content:"";position:absolute;width:300px;height:300px;border-radius:50%;background:rgba(255,255,255,.12);filter:blur(70px);top:-120px;right:-60px}
.cta h2{font-size:32px;font-weight:800;position:relative}
.cta p{margin:14px auto 28px;max-width:560px;color:rgba(255,255,255,.9);position:relative}
.foot{background:var(--dark);color:#A9B3D8;padding:64px 0 28px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.foot h4{color:#fff;font-size:15px;margin-bottom:18px}
.foot a{display:block;padding:5px 0;font-size:13.5px;transition:.25s}
.foot a:hover{color:#fff;transform:translateX(4px)}
.foot-brand p{font-size:13.5px;margin-top:14px;line-height:1.9;max-width:300px}
.foot-bot{border-top:1px solid rgba(255,255,255,.08);margin-top:44px;padding-top:20px;font-size:12.5px;text-align:center}
.crumbs{font-size:13px;color:var(--muted);padding:16px 0}
.crumbs a:hover{color:var(--brand)}
.crumbs i{font-style:normal;margin:0 6px;color:#B9C2E0}
.page-hero{background:radial-gradient(900px 480px at 85% -10%,rgba(124,77,255,.4),transparent 60%),linear-gradient(160deg,#0E1638,#2B1E6E);color:#fff;padding:128px 0 56px;text-align:center}
.page-hero h1{font-size:38px;font-weight:800;line-height:1.35}
.page-hero p{color:#C9D3F5;max-width:640px;margin:14px auto 0;font-size:15.5px}
.news-wrap{display:grid;grid-template-columns:1fr 320px;gap:36px;align-items:start;padding:40px 0 84px}
.side{position:sticky;top:96px;display:grid;gap:20px}
.side-card{background:var(--card);border-radius:16px;box-shadow:var(--sh);padding:22px}
.side-card h4{font-size:15px;font-weight:700;margin-bottom:14px;padding-left:12px;border-left:4px solid var(--brand);line-height:1.3}
.toc-list li{position:relative;padding:8px 0 8px 18px;border-left:2px solid var(--line)}
.toc-list li::before{content:"";position:absolute;left:-5px;top:14px;width:8px;height:8px;border-radius:50%;background:#C7CFF5}
.toc-list a{font-size:13.5px;color:var(--muted);transition:.25s}
.toc-list li.on{border-color:var(--brand)}
.toc-list li.on::before{background:var(--brand)}
.toc-list li.on a{color:var(--brand);font-weight:700}
.rank-list li{display:flex;align-items:center;gap:12px;padding:9px 0;border-bottom:1px dashed var(--line)}
.rank-list li:last-child{border-bottom:none}
.rnum{width:26px;height:26px;border-radius:8px;background:#E7EBFA;color:var(--muted);font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:.25s}
.rnum.r1{background:var(--grad);color:#fff}
.rnum.r2{background:linear-gradient(135deg,#FF8A3D,#FFB25E);color:#fff}
.rnum.r3{background:linear-gradient(135deg,#F6B93B,#FFD873);color:#7A5300}
.rank-list li:hover .rnum{transform:scale(1.15)}
.rank-list a{font-size:13.5px;color:var(--muted);transition:.25s;line-height:1.5}
.rank-list li:hover a{color:var(--brand)}
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tagpill{font-size:12.5px;padding:5px 14px;border-radius:999px;background:#F0F3FE;color:var(--muted);border:1px solid transparent;transition:.25s}
.tagpill:hover{color:var(--brand);border-color:var(--brand);background:#fff}
.article{background:var(--card);border-radius:20px;box-shadow:var(--sh);overflow:hidden}
.article-hero img{width:100%;aspect-ratio:16/9;object-fit:cover}
.article-inner{padding:36px 40px 44px}
.article h1{font-size:29px;line-height:1.45;font-weight:800;margin:18px 0 10px}
.ameta{display:flex;gap:18px;font-size:13px;color:var(--muted);flex-wrap:wrap;margin-bottom:6px}
.article h2{font-size:21px;margin:34px 0 14px;padding-left:14px;border-left:5px solid var(--brand);line-height:1.45}
.article p{font-size:15.5px;line-height:2;color:#2A3354;margin-bottom:16px}
.article figure{margin:22px 0}
.article figure img{border-radius:14px;width:100%;aspect-ratio:2/1;object-fit:cover}
.article figcaption{font-size:12.5px;color:var(--muted);text-align:center;margin-top:8px}
.quote{background:#F4F7FF;border-radius:12px;padding:16px 20px;border-left:4px solid var(--brand);color:var(--ink);font-size:14.5px;margin:18px 0;line-height:1.9}
.pager{display:flex;justify-content:space-between;gap:14px;margin-top:34px;flex-wrap:wrap}
.pager a{padding:12px 18px;border:1px solid var(--line);border-radius:12px;font-size:13.5px;color:var(--muted);transition:.25s;background:var(--card);max-width:46%}
.pager a:hover{color:var(--brand);border-color:var(--brand)}
.comments{margin-top:40px}
.cmt-item{display:flex;gap:14px;padding:18px 0;border-bottom:1px dashed var(--line)}
.cmt-item:last-child{border:none}
.cmt-body p{font-size:14px;color:#2A3354;margin:2px 0 6px;line-height:1.8}
.cmt-meta{font-size:12.5px;color:var(--muted);display:flex;gap:12px;flex-wrap:wrap}
.req-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.req-item{background:var(--card);border-radius:14px;padding:20px;box-shadow:var(--sh);display:flex;gap:14px;align-items:center;transition:.3s}
.req-item:hover{transform:translateY(-4px)}
.req-item .icon-badge{margin:0;flex-shrink:0}
.req-item b{display:block;font-size:15px}
.req-item span{font-size:13px;color:var(--muted)}
.ver-table{width:100%;border-collapse:collapse;background:var(--card);border-radius:16px;overflow:hidden;box-shadow:var(--sh)}
.ver-table th{background:var(--grad);color:#fff;padding:16px;font-size:14px;text-align:left}
.ver-table td{padding:16px;border-bottom:1px solid var(--line);font-size:14px;color:var(--muted)}
.ver-table tr:last-child td{border:none}
.ver-table td b{color:var(--ink)}
.ver-table .ok{color:#0FC7A6;font-weight:700}
.hashbox{background:#F4F7FF;border-radius:12px;padding:16px 20px;font-size:13px;color:var(--muted);word-break:break-all;margin-top:16px;line-height:1.9}
.hashbox code{color:var(--brand);font-family:Consolas,Monaco,monospace}
.map-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.map-card{background:var(--card);border-radius:var(--radius);padding:26px;box-shadow:var(--sh)}
.map-card h3{font-size:17px;margin-bottom:12px;padding-left:12px;border-left:4px solid var(--brand)}
.map-card a{display:block;padding:6px 0;font-size:14px;color:var(--muted);transition:.25s}
.map-card a:hover{color:var(--brand);transform:translateX(4px)}
.prose{background:var(--card);border-radius:20px;box-shadow:var(--sh);padding:40px 44px}
.prose h2{font-size:22px;margin:28px 0 12px;padding-left:12px;border-left:5px solid var(--brand)}
.prose h2:first-child{margin-top:0}
.prose p{font-size:15px;line-height:2;color:#2A3354;margin-bottom:14px}
.prose ul{margin:10px 0 16px 20px;list-style:disc}
.prose ul li{font-size:14.5px;line-height:1.9;color:#2A3354;margin-bottom:6px}
.prose .anchor{scroll-margin-top:100px}
.nf{min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;background:radial-gradient(900px 500px at 70% -10%,rgba(124,77,255,.4),transparent 60%),linear-gradient(160deg,#0E1638,#2B1E6E);color:#fff;padding:40px 20px}
.nf h1{font-size:120px;font-weight:900;line-height:1;background:linear-gradient(90deg,#7FB2FF,#C3A6FF);-webkit-background-clip:text;background-clip:text;color:transparent}
.nf p{color:#C9D3F5;font-size:16px;margin:18px 0 30px}
.nf .cd{color:var(--orange);font-weight:700}
@media(max-width:992px){
.hero-grid{grid-template-columns:1fr;gap:42px}
.hero{padding:132px 0 72px}
.hero h1{font-size:36px}
.feat-grid{grid-template-columns:repeat(2,1fr)}
.scene-grid,.news-grid,.rev-grid,.price-grid,.req-grid,.map-grid,.steps-grid{grid-template-columns:repeat(2,1fr)}
.price-card.hot{transform:none}
.price-card.hot:hover{transform:translateY(-6px)}
.band{grid-template-columns:repeat(2,1fr)}
.foot-grid{grid-template-columns:1fr 1fr}
.news-wrap{grid-template-columns:1fr}
.side{position:static}
.burger{display:flex}
.menu{position:fixed;top:62px;left:16px;right:16px;background:#fff;border-radius:16px;box-shadow:var(--sh2);flex-direction:column;align-items:stretch;padding:12px;display:none;max-height:calc(100vh - 90px);overflow-y:auto}
.menu.open{display:flex}
.menu>li>a,.menu>li>.lab{color:var(--ink);justify-content:space-between;width:100%;text-align:left}
.menu>li>a:hover,.menu>li>.lab:hover{background:#F0F3FE;color:var(--brand)}
.drop{position:static;transform:none;box-shadow:none;opacity:1;visibility:visible;display:none;padding:0 0 0 12px;min-width:0}
.menu>li.sub.open .drop{display:block}
.menu .arr{transform:none;color:var(--brand)}
.menu>li.sub.open .arr{transform:rotate(180deg)}
.menu .nav-cta{margin:10px 0 4px;display:flex;justify-content:center}
}
@media(max-width:768px){
.feat-grid,.scene-grid,.news-grid,.rev-grid,.price-grid,.req-grid,.map-grid,.steps-grid{grid-template-columns:1fr}
.sec{padding:60px 0}
.sec-head h2{font-size:27px}
.hero h1{font-size:30px}
.page-hero h1{font-size:29px}
.article-inner{padding:26px 22px 36px}
.article h1{font-size:23px}
.article h2{font-size:19px}
.prose{padding:28px 22px}
.band{grid-template-columns:1fr;padding:40px 26px}
.foot-grid{grid-template-columns:1fr 1fr;gap:28px}
.cta{padding:46px 24px}
.cta h2{font-size:26px}
.nf h1{font-size:86px}
}
@media(max-width:480px){
.hero-btns .btn{width:100%}
.metrics{gap:18px}
.metric b{font-size:24px}
.foot-grid{grid-template-columns:1fr}
.article p{font-size:14.5px}
.ver-table th,.ver-table td{padding:12px 10px;font-size:13px}
.demo-tabs{gap:6px}
.chat{height:190px}
}