*{margin:0;padding:0;box-sizing:border-box}
:root{--green:#0fa968;--green-d:#0b8a54;--orange:#ff8a3d;--ink:#12241d;--ink-2:#3d554b;--ink-3:#7c9188;--bg:#f7faf8;--card:#ffffff;--line:#e3ede8;--dark:#0b241c;--dark-2:#12332a;--radius:16px;--shadow:0 10px 30px rgba(11,36,28,.08);--shadow-lg:0 24px 60px rgba(11,36,28,.16)}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg);line-height:1.7;font-size:16px;overflow-x:hidden}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.hide{display:none!important}
.skip{position:absolute;left:-9999px;top:0;background:var(--green);color:#fff;padding:8px 16px;z-index:9999;border-radius:0 0 8px 0}
.skip:focus{left:0}
.sec{padding:88px 0}
.sec-alt{background:#eef6f1}
.sec-head{text-align:center;max-width:720px;margin:0 auto 52px}
.sec-head .tag{display:inline-block;background:#e2f6ec;color:var(--green-d);font-weight:700;font-size:13px;letter-spacing:2px;padding:6px 16px;border-radius:999px;margin-bottom:16px}
.sec-head h2{font-size:34px;line-height:1.3;margin-bottom:14px}
.sec-head p{color:var(--ink-3);font-size:16px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;font-size:16px;padding:14px 30px;border-radius:12px;transition:all .25s;line-height:1}
.btn-main{background:linear-gradient(135deg,var(--orange),#ff6a2b);color:#fff;box-shadow:0 8px 22px rgba(255,138,61,.35)}
.btn-main:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(255,138,61,.45)}
.btn-ghost{background:#fff;color:var(--green-d);border:2px solid var(--green)}
.btn-ghost:hover{background:var(--green);color:#fff;transform:translateY(-3px)}
.btn-green{background:linear-gradient(135deg,var(--green),var(--green-d));color:#fff;box-shadow:0 8px 22px rgba(15,169,104,.35)}
.btn-green:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(15,169,104,.45)}
.btn-sm{padding:10px 20px;font-size:14px;border-radius:10px}
.nav{position:fixed;top:0;left:0;right:0;z-index:1000;transition:background .3s,box-shadow .3s,backdrop-filter .3s;background:rgba(255,255,255,0)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px;max-width:1200px;margin:0 auto;padding:0 24px}
.nav.scrolled{background:rgba(10,32,25,.92);backdrop-filter:blur(14px);box-shadow:0 6px 24px rgba(0,0,0,.18)}
.nav-logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;color:#fff}
.nav-logo img{width:36px;height:36px;border-radius:9px}
.nav-logo b{color:var(--orange)}
.nav-menu{display:flex;align-items:center;gap:4px}
.nav-item{position:relative}
.nav-item>a,.nav-item>button{display:flex;align-items:center;gap:6px;color:rgba(255,255,255,.92);font-size:15px;font-weight:600;padding:10px 16px;border-radius:10px;transition:color .2s}
.nav-item>a:hover,.nav-item>button:hover{color:var(--orange)}
.nav-item .arr{width:10px;height:10px;border:solid currentColor;border-width:0 2px 2px 0;transform:rotate(45deg);margin-top:-4px;transition:transform .3s}
.nav-item:hover .arr{transform:rotate(225deg)}
.dropdown{position:absolute;top:calc(100% + 8px);left:50%;transform:translateX(-50%) translateY(12px);background:#fff;border-radius:14px;box-shadow:0 18px 50px rgba(11,36,28,.18);padding:8px;min-width:190px;opacity:0;visibility:hidden;transition:all .28s;z-index:1001}
.nav-item:hover .dropdown,.nav-item.open .dropdown{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.dropdown a{display:block;padding:10px 16px;border-radius:9px;color:var(--ink-2);font-size:14px;font-weight:500;transition:all .2s;white-space:nowrap}
.dropdown a:hover{background:#e9f7f0;color:var(--green-d);padding-left:22px}
.nav-cta{display:flex;align-items:center;gap:12px}
.nav-burger{display:none;flex-direction:column;gap:5px;padding:8px;z-index:1002}
.nav-burger span{width:24px;height:2px;background:#fff;border-radius:2px;transition:all .3s}
.nav-burger.on span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-burger.on span:nth-child(2){opacity:0}
.nav-burger.on span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.hero{position:relative;background:radial-gradient(1100px 500px at 85% -10%,rgba(15,169,104,.35),transparent 60%),linear-gradient(160deg,#0b241c 0%,#12382c 55%,#0b241c 100%);color:#fff;padding:104px 0 72px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:44px 44px;mask-image:radial-gradient(700px 420px at 30% 20%,#000 20%,transparent 75%)}
.hero-inner{position:relative;display:grid;grid-template-columns:1.05fr 1fr;gap:44px;align-items:center}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);border-radius:999px;padding:7px 18px;font-size:13px;font-weight:600;letter-spacing:1px;margin-bottom:16px}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 4px rgba(255,138,61,.25);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 3px rgba(255,138,61,.3)}50%{box-shadow:0 0 0 8px rgba(255,138,61,.08)}}
.hero h1{font-size:46px;line-height:1.2;font-weight:900;margin-bottom:16px}
.hero h1 em{font-style:normal;color:var(--orange)}
.hero h1 .hl{background:linear-gradient(90deg,#7ce0b4,#3cc98c);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-sub{font-size:18px;color:rgba(255,255,255,.82);max-width:520px;margin-bottom:22px}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:28px}
.hero-stats{display:flex;gap:0;border-top:1px solid rgba(255,255,255,.16);padding-top:20px}
.hero-stat{flex:1;padding:0 20px;border-left:1px solid rgba(255,255,255,.14)}
.hero-stat:first-child{border-left:none;padding-left:0}
.hero-stat b{display:block;font-size:28px;font-weight:900;color:#7ce0b4}
.hero-stat b i{font-style:normal;color:var(--orange)}
.hero-stat span{font-size:13px;color:rgba(255,255,255,.65)}
.demo-frame{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:22px;padding:14px;box-shadow:0 30px 80px rgba(0,0,0,.35);position:relative}
.demo-frame::after{content:"";position:absolute;inset:-3px;border-radius:24px;background:linear-gradient(135deg,rgba(124,224,180,.5),transparent 40%,transparent 60%,rgba(255,138,61,.4));z-index:-1;opacity:.5}
.demo{background:#eaf2ed;border-radius:14px;overflow:hidden;font-size:13px;user-select:none}
.demo-top{display:flex;align-items:center;justify-content:space-between;background:#fff;padding:12px 16px;border-bottom:1px solid var(--line)}
.demo-top .t{display:flex;align-items:center;gap:8px;font-weight:700;color:var(--ink)}
.demo-top .t .g{width:10px;height:10px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(15,169,104,.15)}
.demo-top .loc{display:flex;align-items:center;gap:6px;color:var(--green-d);font-size:12px;font-weight:600;background:#e2f6ec;padding:4px 12px;border-radius:999px}
.demo-top .loc .d2{width:7px;height:7px;border-radius:50%;background:var(--green);animation:pulse 2s infinite}
.demo-chat{height:220px;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px}
.demo-msg{max-width:82%;padding:10px 14px;border-radius:14px;font-size:13px;line-height:1.6;color:#12241d;animation:msgIn .35s ease}
.demo-msg.cust{background:#ffffff;border:1px solid rgba(15,169,104,.25);align-self:flex-start;border-bottom-left-radius:4px;box-shadow:0 2px 10px rgba(11,36,28,.1)}
.demo-msg.me{background:#0fa968;color:#ffffff;align-self:flex-end;border-bottom-right-radius:4px;box-shadow:0 4px 12px rgba(15,169,104,.3)}
.demo-msg .mt{font-size:11px;color:rgba(18,36,29,.55);margin-bottom:3px}
.demo-msg.me .mt{color:rgba(255,255,255,.85)}
@keyframes msgIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
.demo-panel{padding:12px;background:#fff;border-top:1px solid var(--line)}
.demo-cats{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:10px}
.demo-cat{padding:6px 14px;border-radius:999px;font-size:12px;font-weight:600;color:var(--ink-2);background:#f0f5f2;transition:all .2s}
.demo-cat:hover{color:var(--green-d);background:#e2f6ec}
.demo-cat.on{background:var(--green);color:#fff}
.demo-search{display:flex;align-items:center;gap:8px;background:#f0f5f2;border-radius:10px;padding:9px 14px;margin-bottom:10px}
.demo-search input{flex:1;border:none;outline:none;background:none;font-size:13px;color:var(--ink)}
.demo-list{display:flex;flex-direction:column;gap:8px;max-height:170px;overflow-y:auto}
.demo-phrase{display:flex;align-items:center;justify-content:space-between;gap:10px;background:#f7fbf9;border:1px solid var(--line);border-radius:10px;padding:9px 14px;cursor:pointer;transition:all .2s;font-size:13px;color:var(--ink)}
.demo-phrase:hover{border-color:var(--green);background:#eef8f3;transform:translateX(4px)}
.demo-phrase .k{color:var(--orange);font-weight:700;font-size:11px;background:#fff3e9;border-radius:6px;padding:2px 7px;flex-shrink:0}
.demo-input{display:flex;gap:8px;padding:12px;background:#fff;border-top:1px solid var(--line)}
.demo-input input{flex:1;border:1.5px solid var(--line);border-radius:10px;padding:10px 14px;font-size:13px;outline:none;transition:border .2s}
.demo-input input:focus{border-color:var(--green)}
.demo-send{background:var(--green);color:#fff;font-weight:700;font-size:13px;padding:0 20px;border-radius:10px;transition:all .2s;flex-shrink:0}
.demo-send:hover{background:var(--green-d)}
.ticker{background:var(--dark-2);color:rgba(255,255,255,.75);overflow:hidden;padding:16px 0;border-bottom:1px solid rgba(255,255,255,.06)}
.ticker-track{display:flex;gap:56px;width:max-content;animation:tick 30s linear infinite}
.ticker-track span{font-size:14px;font-weight:600;letter-spacing:1px;white-space:nowrap}
.ticker-track b{color:var(--orange)}
@keyframes tick{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.features-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.feat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;transition:all .3s;position:relative;overflow:hidden}
.feat::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--green),var(--orange));transform:scaleX(0);transform-origin:left;transition:transform .35s}
.feat:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg);border-color:transparent}
.feat:hover::before{transform:scaleX(1)}
.feat .ico{width:52px;height:52px;border-radius:14px;background:linear-gradient(135deg,#e2f6ec,#d5f0e4);display:flex;align-items:center;justify-content:center;margin-bottom:18px;transition:transform .3s}
.feat:hover .ico{transform:scale(1.1) rotate(-6deg)}
.feat .ico svg{width:26px;height:26px;stroke:var(--green-d)}
.feat h3{font-size:17px;margin-bottom:9px}
.feat p{font-size:14px;color:var(--ink-3)}
.flow{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;counter-reset:step}
.flow-item{background:var(--card);border-radius:var(--radius);padding:34px 28px;position:relative;box-shadow:var(--shadow)}
.flow-item::after{counter-increment:step;content:"0" counter(step);position:absolute;top:20px;right:26px;font-size:52px;font-weight:900;color:#eef6f1;line-height:1}
.flow-item .st{display:inline-block;background:var(--green);color:#fff;font-size:12px;font-weight:700;letter-spacing:2px;padding:4px 12px;border-radius:999px;margin-bottom:16px}
.flow-item h3{font-size:19px;margin-bottom:10px}
.flow-item p{font-size:14px;color:var(--ink-3)}
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.scene{background:var(--card);border-radius:var(--radius);padding:28px;border:1px solid var(--line);transition:all .3s}
.scene:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.scene .n{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.scene .n b{font-size:40px;font-weight:900;color:#e6f2ec;line-height:1}
.scene .n .emo{font-size:30px}
.scene h3{font-size:17px;margin-bottom:8px}
.scene p{font-size:14px;color:var(--ink-3)}
.band{background:linear-gradient(135deg,var(--dark) 0%,var(--dark-2) 100%);color:#fff;padding:64px 0}
.band-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:36px;text-align:center}
.band-item b{display:block;font-size:42px;font-weight:900;color:#7ce0b4;line-height:1.2}
.band-item b i{font-style:normal;color:var(--orange)}
.band-item span{font-size:14px;color:rgba(255,255,255,.7)}
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;align-items:stretch}
.price{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:38px 32px;display:flex;flex-direction:column;transition:all .3s;position:relative}
.price:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}
.price.pop{border:2px solid var(--green);box-shadow:0 24px 60px rgba(15,169,104,.22);transform:scale(1.04)}
.price.pop:hover{transform:scale(1.04) translateY(-8px)}
.price .badge{position:absolute;top:-16px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--orange),#ff6a2b);color:#fff;font-size:13px;font-weight:700;padding:6px 20px;border-radius:999px;box-shadow:0 8px 20px rgba(255,138,61,.4)}
.price h3{font-size:20px;margin-bottom:6px}
.price .sub{font-size:13px;color:var(--ink-3);margin-bottom:20px}
.price .amount{font-size:44px;font-weight:900;line-height:1.1}
.price .amount small{font-size:14px;color:var(--ink-3);font-weight:500}
.price .per{font-size:13px;color:var(--ink-3);margin-bottom:24px}
.price ul{margin-bottom:28px;flex:1}
.price li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--ink-2);padding:8px 0;border-bottom:1px dashed var(--line)}
.price li:last-child{border-bottom:none}
.price li::before{content:"✓";color:var(--green);font-weight:900;flex-shrink:0;margin-top:1px}
.faq-list{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq{background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:all .3s}
.faq.open{border-color:var(--green);box-shadow:var(--shadow)}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;text-align:left;padding:20px 24px;font-size:16px;font-weight:700;color:var(--ink)}
.faq-q .pm{width:26px;height:26px;border-radius:50%;background:#eef6f1;color:var(--green-d);display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:900;flex-shrink:0;transition:all .3s}
.faq.open .pm{background:var(--green);color:#fff;transform:rotate(135deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease}
.faq-a-in{padding:0 24px 24px;color:var(--ink-2);font-size:14.5px}
.faq-a-in ol{margin:12px 0 0;padding-left:0;list-style:none;counter-reset:faqstep}
.faq-a-in ol li{counter-increment:faqstep;position:relative;padding:7px 0 7px 38px}
.faq-a-in ol li::before{content:counter(faqstep);position:absolute;left:0;top:7px;width:26px;height:26px;border-radius:50%;background:#e2f6ec;color:var(--green-d);font-weight:700;font-size:13px;display:flex;align-items:center;justify-content:center}
.testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.testi{background:var(--card);border-radius:var(--radius);padding:28px;border:1px solid var(--line);transition:all .3s;display:flex;flex-direction:column}
.testi:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.testi .stars{color:#ffb020;font-size:15px;letter-spacing:3px;margin-bottom:14px}
.testi p{font-size:14.5px;color:var(--ink-2);flex:1;margin-bottom:20px}
.testi .who{display:flex;align-items:center;gap:12px}
.testi .ava{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,var(--green),#2bb673);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px;flex-shrink:0}
.testi .who b{display:block;font-size:14px}
.testi .who span{font-size:12px;color:var(--ink-3)}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{background:var(--card);border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);transition:all .3s;display:flex;flex-direction:column}
.news-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}
.news-card .thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.news-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.news-card:hover .thumb img{transform:scale(1.08)}
.news-card .date-tag{position:absolute;left:14px;bottom:14px;background:rgba(11,36,28,.8);backdrop-filter:blur(6px);color:#fff;font-size:12px;padding:5px 13px;border-radius:999px}
.news-card .bd{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1}
.news-card h3{font-size:16px;line-height:1.5;margin-bottom:10px}
.news-card h3 a:hover{color:var(--green-d)}
.news-card p{font-size:13.5px;color:var(--ink-3);flex:1;margin-bottom:16px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card .more{font-size:13px;font-weight:700;color:var(--green-d)}
.cta{background:radial-gradient(800px 400px at 50% -20%,rgba(15,169,104,.4),transparent 60%),linear-gradient(160deg,#0b241c,#12382c);color:#fff;text-align:center;padding:96px 0;position:relative;overflow:hidden}
.cta::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:44px 44px;mask-image:radial-gradient(560px 300px at 50% 50%,#000 20%,transparent 80%)}
.cta h2{font-size:40px;font-weight:900;margin-bottom:16px;position:relative}
.cta h2 em{font-style:normal;color:var(--orange)}
.cta p{color:rgba(255,255,255,.8);max-width:560px;margin:0 auto 36px;position:relative;font-size:16px}
.cta .btn-group{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;position:relative}
.cta .mini{margin-top:26px;font-size:13px;color:rgba(255,255,255,.55);position:relative}
.footer{background:#081a14;color:rgba(255,255,255,.72);padding:64px 0 30px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;margin-bottom:48px}
.footer .brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;color:#fff;margin-bottom:16px}
.footer .brand img{width:34px;height:34px;border-radius:8px}
.footer p{font-size:13.5px;color:rgba(255,255,255,.55);max-width:300px}
.footer h4{color:#fff;font-size:15px;margin-bottom:18px;position:relative;padding-left:14px}
.footer h4::before{content:"";position:absolute;left:0;top:2px;bottom:2px;width:4px;border-radius:2px;background:var(--green)}
.footer li{margin-bottom:11px}
.footer li a{font-size:13.5px;transition:color .2s}
.footer li a:hover{color:var(--orange)}
.footer-bot{border-top:1px solid rgba(255,255,255,.1);padding-top:26px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:rgba(255,255,255,.45)}
.footer-bot a{color:rgba(255,255,255,.45)}
.footer-bot a:hover{color:var(--orange)}
.reveal{opacity:0;transform:translateY(36px);transition:opacity .7s ease,transform .7s ease}
.reveal.on{opacity:1;transform:translateY(0)}
.page-hero{background:radial-gradient(900px 400px at 80% -20%,rgba(15,169,104,.3),transparent 60%),linear-gradient(160deg,#0b241c,#12382c);color:#fff;padding:140px 0 70px;text-align:center}
.page-hero h1{font-size:42px;font-weight:900;margin-bottom:14px}
.page-hero h1 em{font-style:normal;color:var(--orange)}
.page-hero p{color:rgba(255,255,255,.78);max-width:640px;margin:0 auto;font-size:16px}
.crumb{display:flex;align-items:center;justify-content:center;gap:10px;font-size:13px;color:rgba(255,255,255,.6);margin-bottom:20px;flex-wrap:wrap}
.crumb a{color:rgba(255,255,255,.85)}
.crumb a:hover{color:var(--orange)}
.crumb .sep{opacity:.5}
.dl-hero{display:grid;grid-template-columns:1fr 1.05fr;gap:56px;align-items:center;text-align:left}
.dl-hero .l{color:#fff}
.dl-hero .l h1{font-size:46px;font-weight:900;line-height:1.22;margin-bottom:18px}
.dl-hero .l h1 em{font-style:normal;color:var(--orange)}
.dl-hero .l>p{color:rgba(255,255,255,.8);font-size:17px;margin-bottom:30px}
.dl-meta{display:flex;gap:0;margin-bottom:34px}
.dl-meta div{flex:1;padding:0 22px;border-left:1px solid rgba(255,255,255,.16)}
.dl-meta div:first-child{border-left:none;padding-left:0}
.dl-meta b{display:block;font-size:22px;font-weight:800;color:#7ce0b4}
.dl-meta span{font-size:13px;color:rgba(255,255,255,.62)}
.ver-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ver{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:30px 26px;transition:all .3s;display:flex;flex-direction:column}
.ver:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}
.ver .vh{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.ver .vh b{font-size:20px}
.ver .vh .vtag{background:#e2f6ec;color:var(--green-d);font-size:12px;font-weight:700;padding:4px 12px;border-radius:999px}
.ver .vh .vtag.hot{background:#fff3e9;color:#e0661b}
.ver .size{font-size:13px;color:var(--ink-3);margin-bottom:20px}
.ver ul{flex:1;margin-bottom:24px}
.ver li{font-size:14px;color:var(--ink-2);padding:7px 0;display:flex;gap:9px}
.ver li::before{content:"✓";color:var(--green);font-weight:900;flex-shrink:0}
.req-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.req{background:var(--card);border-radius:var(--radius);padding:26px;border:1px solid var(--line);display:flex;gap:16px;transition:all .3s}
.req:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.req .ico{width:48px;height:48px;border-radius:12px;background:#e2f6ec;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.req .ico svg{width:24px;height:24px;stroke:var(--green-d)}
.req b{display:block;font-size:15px;margin-bottom:5px}
.req span{font-size:13.5px;color:var(--ink-3)}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;position:relative}
.step{background:var(--card);border-radius:var(--radius);padding:30px 24px;text-align:center;position:relative;border:1px solid var(--line);transition:all .3s}
.step:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}
.step .num{width:56px;height:56px;margin:0 auto 18px;border-radius:50%;background:linear-gradient(135deg,var(--green),var(--green-d));color:#fff;font-size:22px;font-weight:900;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 24px rgba(15,169,104,.35)}
.step h3{font-size:17px;margin-bottom:8px}
.step p{font-size:13.5px;color:var(--ink-3)}
.news-page-grid{display:grid;grid-template-columns:1fr 340px;gap:40px;align-items:start}
.article{background:var(--card);border-radius:20px;padding:40px;border:1px solid var(--line)}
.article .meta{display:flex;align-items:center;gap:14px;flex-wrap:wrap;font-size:13px;color:var(--ink-3);margin-bottom:22px}
.article .meta .cate{background:#e2f6ec;color:var(--green-d);font-weight:700;padding:4px 14px;border-radius:999px}
.article h1{font-size:30px;line-height:1.4;margin-bottom:20px}
.article .cover{aspect-ratio:16/9;border-radius:14px;overflow:hidden;margin-bottom:30px}
.article .cover img{width:100%;height:100%;object-fit:cover}
.article .lead{font-size:16px;color:var(--ink-2);border-left:4px solid var(--green);padding:14px 20px;background:#f2faf6;border-radius:0 12px 12px 0;margin-bottom:28px}
.article h2{font-size:23px;margin:38px 0 16px;padding-left:16px;border-left:5px solid var(--green);scroll-margin-top:100px}
.article p{font-size:15.5px;color:var(--ink-2);margin-bottom:18px;line-height:1.9}
.article img.bodyimg{width:100%;aspect-ratio:2/1;object-fit:cover;border-radius:14px;margin:26px 0}
.article .quote{background:#fff8f0;border:1px solid #ffe4cd;border-radius:14px;padding:20px 26px;margin:26px 0;position:relative}
.article .quote::before{content:"“";position:absolute;top:-8px;left:18px;font-size:56px;color:var(--orange);line-height:1;font-family:Georgia,serif}
.article .quote p{font-size:15px;color:#8a5a30;margin:10px 0 0;font-style:italic}
.article .quote b{display:block;font-size:13px;color:#b98a5f;margin-top:10px;font-style:normal}
.article .data-box{background:var(--dark);color:#fff;border-radius:14px;padding:26px 30px;margin:26px 0;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.article .data-box div{text-align:center}
.article .data-box b{display:block;font-size:30px;font-weight:900;color:#7ce0b4}
.article .data-box b i{font-style:normal;color:var(--orange)}
.article .data-box span{font-size:12.5px;color:rgba(255,255,255,.65)}
.article-nav{display:flex;justify-content:space-between;gap:16px;margin-top:40px;padding-top:26px;border-top:1px solid var(--line)}
.article-nav a{flex:1;background:#f2faf6;border-radius:12px;padding:16px 20px;font-size:14px;transition:all .25s}
.article-nav a:hover{background:#e2f6ec;transform:translateY(-3px)}
.article-nav a.next{text-align:right}
.article-nav b{display:block;font-size:12px;color:var(--ink-3);font-weight:600;margin-bottom:6px}
.article-nav .t{color:var(--ink);font-weight:700}
.back-list{display:inline-flex;align-items:center;gap:8px;margin:0 auto;margin-top:26px;color:var(--green-d);font-weight:700;font-size:14px}
.back-list:hover{color:var(--orange)}
.side{position:sticky;top:96px;display:flex;flex-direction:column;gap:22px}
.side-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px;box-shadow:var(--shadow)}
.side-card h4{font-size:15px;margin-bottom:18px;padding-left:14px;border-left:4px solid var(--green);line-height:1.4}
.toc{position:relative}
.toc ul{position:relative;padding-left:0}
.toc li{position:relative;padding:9px 0 9px 26px}
.toc li::before{content:"";position:absolute;left:6px;top:0;bottom:0;width:2px;background:var(--line)}
.toc li:last-child::before{bottom:50%}
.toc li::after{content:"";position:absolute;left:1.5px;top:16px;width:11px;height:11px;border-radius:50%;background:#fff;border:3px solid #c8dcd2;transition:all .3s}
.toc li a{font-size:13.5px;color:var(--ink-2);transition:color .2s;display:block;line-height:1.5}
.toc li:hover a{color:var(--green-d)}
.toc li.on::after{border-color:var(--green);background:var(--green)}
.toc li.on a{color:var(--green-d);font-weight:800}
.rank{display:flex;flex-direction:column;gap:13px}
.rank a{display:flex;align-items:center;gap:12px;font-size:13.5px;color:var(--ink-2);line-height:1.5;transition:all .2s}
.rank a:hover{color:var(--green-d)}
.rank a:hover .rk{transform:scale(1.15)}
.rank a:hover b{color:var(--green-d)}
.rank .rk{width:26px;height:26px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:12.5px;font-weight:900;color:#fff;flex-shrink:0;transition:transform .25s;background:#c9d6d0}
.rank .rk.r1{background:linear-gradient(135deg,var(--green),#2bb673)}
.rank .rk.r2{background:linear-gradient(135deg,var(--orange),#ff9d45)}
.rank .rk.r3{background:linear-gradient(135deg,#ffc24d,#ffb020)}
.tags{display:flex;flex-wrap:wrap;gap:10px}
.tags a{font-size:12.5px;color:var(--ink-2);background:#f0f5f2;border:1px solid transparent;padding:7px 15px;border-radius:999px;transition:all .25s}
.tags a:hover{color:var(--green-d);border-color:var(--green);background:#eef8f3}
.comments{margin-top:40px;padding-top:30px;border-top:1px solid var(--line)}
.comments h3{font-size:20px;margin-bottom:22px}
.cm{display:flex;gap:14px;padding:18px 0;border-bottom:1px dashed var(--line)}
.cm:last-child{border-bottom:none}
.cm .ava{width:42px;height:42px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;color:#fff;flex-shrink:0;font-size:16px}
.cm .hd{display:flex;align-items:center;gap:12px;margin-bottom:5px;flex-wrap:wrap}
.cm .hd b{font-size:14px}
.cm .hd span{font-size:12px;color:var(--ink-3)}
.cm p{font-size:14px;color:var(--ink-2)}
.related{margin-top:44px}
.related h3{font-size:20px;margin-bottom:20px}
.related .news-grid{grid-template-columns:repeat(3,1fr)}
.sitemap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.sitemap-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:28px}
.sitemap-card h3{font-size:17px;margin-bottom:16px;padding-left:14px;border-left:4px solid var(--green)}
.sitemap-card ul li{margin-bottom:10px}
.sitemap-card ul a{font-size:14px;color:var(--ink-2);transition:color .2s}
.sitemap-card ul a:hover{color:var(--green-d)}
.sitemap-card ul a small{color:var(--ink-3);font-size:12px;margin-left:8px}
.err-page{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;background:radial-gradient(800px 400px at 50% -10%,rgba(15,169,104,.35),transparent 60%),linear-gradient(160deg,#0b241c,#12382c);color:#fff;text-align:center;padding:40px 24px}
.err-page .code{font-size:130px;font-weight:900;line-height:1;background:linear-gradient(135deg,#7ce0b4,#ff8a3d);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.err-page h1{font-size:30px;margin:16px 0 12px}
.err-page p{color:rgba(255,255,255,.75);max-width:480px;margin-bottom:34px;font-size:15.5px}
.err-page .count{font-size:15px;color:#7ce0b4;margin-top:24px;font-weight:700}
.to-top{position:fixed;right:26px;bottom:26px;width:48px;height:48px;border-radius:14px;background:var(--green);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 26px rgba(15,169,104,.4);opacity:0;visibility:hidden;transform:translateY(16px);transition:all .3s;z-index:900}
.to-top.on{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--green-d)}
@media(max-width:992px){
.wrap{padding:0 20px}
.nav-inner{height:64px}
.nav-menu{position:fixed;top:64px;left:0;right:0;background:rgba(10,32,25,.98);backdrop-filter:blur(16px);flex-direction:column;align-items:stretch;padding:14px 20px 26px;gap:2px;max-height:calc(100vh - 64px);overflow-y:auto;transform:translateY(-140%);transition:transform .35s;box-shadow:0 24px 50px rgba(0,0,0,.4)}
.nav-menu.open{transform:translateY(0)}
.nav-item>a,.nav-item>button{justify-content:space-between;padding:14px 12px;font-size:16px;border-bottom:1px solid rgba(255,255,255,.08)}
.nav-item .arr{transition:transform .3s}
.nav-item.open .arr{transform:rotate(225deg)}
.dropdown{position:static;transform:none;background:rgba(255,255,255,.06);box-shadow:none;opacity:1;visibility:visible;min-width:0;padding:6px 10px;display:none;border-radius:12px}
.nav-item.open .dropdown{display:block;transform:none}
.dropdown a{color:rgba(255,255,255,.85);padding:11px 16px}
.dropdown a:hover{background:rgba(255,255,255,.1);color:var(--orange);padding-left:22px}
.nav-burger{display:flex}
.nav-cta .btn-main{display:none}
.hero{padding:92px 0 56px}
.hero-inner{grid-template-columns:1fr;gap:40px}
.hero h1{font-size:36px}
.hero-stats{flex-wrap:wrap;gap:20px 0}
.hero-stat{min-width:33%}
.features-grid{grid-template-columns:repeat(2,1fr)}
.scene-grid{grid-template-columns:repeat(2,1fr)}
.price-grid{grid-template-columns:1fr;max-width:440px;margin:0 auto}
.price.pop{transform:none}
.price.pop:hover{transform:translateY(-8px)}
.testi-grid{grid-template-columns:repeat(2,1fr)}
.news-grid{grid-template-columns:repeat(2,1fr)}
.flow{grid-template-columns:1fr;max-width:520px;margin:0 auto}
.band-grid{grid-template-columns:repeat(2,1fr)}
.dl-hero{grid-template-columns:1fr;gap:44px}
.ver-grid{grid-template-columns:1fr;max-width:460px;margin:0 auto}
.req-grid{grid-template-columns:repeat(2,1fr)}
.steps{grid-template-columns:repeat(2,1fr)}
.news-page-grid{grid-template-columns:1fr}
.side{position:static;order:2}
.related .news-grid{grid-template-columns:repeat(2,1fr)}
.sitemap-grid{grid-template-columns:repeat(2,1fr)}
.article{padding:28px 22px}
.article .data-box{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
.sec{padding:64px 0}
.sec-head h2{font-size:27px}
.hero h1{font-size:30px}
.hero-sub{font-size:16px}
.features-grid{grid-template-columns:1fr}
.scene-grid{grid-template-columns:1fr}
.testi-grid{grid-template-columns:1fr}
.news-grid{grid-template-columns:1fr}
.req-grid{grid-template-columns:1fr}
.steps{grid-template-columns:1fr}
.band-grid{grid-template-columns:1fr 1fr;gap:26px}
.band-item b{font-size:32px}
.dl-hero .l h1{font-size:32px}
.page-hero h1{font-size:31px}
.article h1{font-size:23px}
.article h2{font-size:19px}
.related .news-grid{grid-template-columns:1fr}
.sitemap-grid{grid-template-columns:1fr}
.cta h2{font-size:29px}
.footer-grid{grid-template-columns:1fr 1fr}
.demo-chat{height:180px}
.article-nav{flex-direction:column}
.article-nav a.next{text-align:left}
}
@media(max-width:480px){
.wrap{padding:0 16px}
.hero{padding:80px 0 48px}
.hero h1{font-size:28px}
.hero-btns .btn{width:100%}
.hero-stat{min-width:50%}
.hero-stat b{font-size:24px}
.band-grid{grid-template-columns:1fr;gap:22px}
.footer-grid{grid-template-columns:1fr}
.footer-bot{justify-content:center;text-align:center}
.article{padding:22px 16px}
.article p{font-size:14.5px}
.demo-frame{padding:8px}
}