:root{
  --navy:#0B2545; --ink:#1A2433; --text:#4A5566; --muted:#8A94A3;
  --blue:#0261B7; --sky:#00A4FC; --deep:#001A71; --yellow:#FFC800; --orange:#FF5300;
  --line:#E3E8EF; --bg:#F4F6F9; --tint:#EEF4FB;
  --g-cloud:linear-gradient(135deg,#00A4FC 0%,#0261B7 52%,#001A71 100%);
  --g-warm:linear-gradient(135deg,#FF9A00 0%,#FF5300 100%);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:#fff;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",sans-serif;-webkit-font-smoothing:antialiased;line-height:1.6}
img{max-width:100%}
.num{font-family:Bahnschrift,"DIN Alternate","Helvetica Neue",Arial,sans-serif;font-variant-numeric:tabular-nums}
.wrap{width:1440px;max-width:calc(100% - 10vw);margin:0 auto;position:relative}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:52px;padding:0 32px;font-size:17px;font-weight:600;border-radius:4px;text-decoration:none;border:0;cursor:pointer;font-family:inherit}
.btn-primary{background:var(--g-warm);color:#fff;box-shadow:0 10px 24px -10px rgba(255,83,0,.6)}
.btn-ghost{border:1px solid #C5CEDA;color:var(--ink);background:#fff}
.eyebrow{display:flex;align-items:center;gap:12px;font-size:15px;letter-spacing:2px;color:var(--blue);font-weight:700}
.eyebrow::before{content:"";width:28px;height:3px;background:var(--g-warm)}
.ico{width:52px;height:52px;border-radius:12px;background:var(--g-cloud);display:flex;align-items:center;justify-content:center;flex:none;box-shadow:0 10px 20px -10px rgba(2,97,183,.55)}
.ico svg{width:28px;height:28px;stroke:#fff;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.ico.warm{background:var(--g-warm);box-shadow:0 10px 20px -10px rgba(255,83,0,.55)}

/* phone */
.phone{position:relative;background:#11141A;padding:9px;border-radius:44px;box-shadow:0 34px 60px -24px rgba(0,26,113,.55),0 0 0 1px rgba(255,255,255,.08)}
.phone::before{content:"";position:absolute;top:20px;left:50%;transform:translateX(-50%);width:28%;height:22px;background:#11141A;border-radius:12px;z-index:2}
.phone .screen{border-radius:36px;overflow:hidden;background:#F3F5FA;position:relative}
.phone .screen img{width:100%;display:block}
.phone.crop .screen::after{content:"";position:absolute;left:0;right:0;bottom:0;height:90px;background:linear-gradient(rgba(243,245,250,0),#F3F5FA)}

/* nav */
.nav{height:88px;background:#fff;position:sticky;top:0;z-index:50;box-shadow:0 1px 0 var(--line)}
.nav .wrap{height:100%;display:flex;align-items:center;gap:16px}
.brand{display:flex;align-items:center;gap:16px}
.brand .co img{height:44px;display:block}
.brand .sep{width:1px;height:36px;background:var(--line)}
.brand .pn img{height:38px;display:block}
.menu{display:flex;gap:52px;margin-left:auto;margin-right:48px}
.menu a{font-size:16px;color:var(--ink);text-decoration:none;position:relative}
.menu a.on{color:var(--blue);font-weight:600}
.menu a.on::after{content:"";position:absolute;left:0;right:0;bottom:-33px;height:3px;background:var(--blue)}
.nav .nav-cta{height:42px;padding:0 24px;font-size:15px}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px;margin-left:auto}
.burger span{width:24px;height:2px;background:var(--navy);display:block}

/* hero */
.hero{position:relative;overflow:hidden;background:#fff;padding:80px 0 120px}
.hero .panel{position:absolute;right:0;top:0;width:46%;max-width:830px;height:100%;background:linear-gradient(160deg,#F2F7FD 0%,#E3EEFA 50%,#D6E8F8 100%);overflow:hidden}
.hero .panel::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(2,97,183,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(2,97,183,.04) 1px,transparent 1px);background-size:48px 48px}
.hero .panel::after{content:"";position:absolute;left:-260px;bottom:-420px;width:1100px;height:1100px;border-radius:50%;background:repeating-radial-gradient(circle,transparent 0 118px,rgba(2,97,183,.05) 118px 119px)}
.hero .glow{position:absolute;right:-160px;top:-200px;width:700px;height:700px;border-radius:50%;background:radial-gradient(rgba(0,164,252,.15),rgba(0,164,252,0) 70%)}
.hero .glow-w{position:absolute;right:120px;bottom:-180px;width:420px;height:420px;border-radius:50%;background:radial-gradient(rgba(255,154,0,.10),rgba(255,83,0,0) 70%)}
.hero .left-bg{position:absolute;left:0;top:0;width:56%;max-width:1010px;height:100%;background:linear-gradient(180deg,#fff 0%,#F5F8FC 100%)}
.hero .left-bg::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(2,97,183,.14) 1.2px,transparent 1.2px);background-size:26px 26px;-webkit-mask-image:linear-gradient(90deg,transparent 30%,#000 100%);mask-image:linear-gradient(90deg,transparent 30%,#000 100%)}
.hero .wrap{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,720px) 1fr;gap:40px;align-items:center}
.hero-copy .badge{display:inline-flex;align-items:center;gap:10px;height:36px;padding:0 16px 0 6px;border-radius:18px;background:#fff;border:1px solid var(--line);font-size:14px;color:var(--text);box-shadow:0 6px 16px -10px rgba(11,37,69,.3);margin-bottom:26px}
.hero-copy .badge b{height:26px;padding:0 10px;border-radius:13px;background:var(--g-warm);color:#fff;font-size:12px;display:flex;align-items:center;letter-spacing:1px}
.hero h1{font-size:64px;line-height:1.28;font-weight:800;color:var(--navy);margin:24px 0 28px;letter-spacing:1px}
.hero h1 span{background:linear-gradient(90deg,#0261B7,#00A4FC);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .sub{font-size:20px;line-height:1.8;color:var(--text)}
.hero .ctas{display:flex;gap:16px;margin-top:46px;flex-wrap:wrap}
.hero-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:56px}
.hero-facts>div{display:flex;gap:14px;align-items:center;background:#fff;border:1px solid var(--line);padding:16px;border-radius:8px}
.hero-facts .ico{width:44px;height:44px;border-radius:10px}
.hero-facts .ico svg{width:24px;height:24px}
.hero-facts b{display:block;font-size:17px;color:var(--navy);margin-bottom:2px}
.hero-facts span{font-size:13px;color:var(--muted)}
.hero-phones{position:relative;height:760px;width:680px;margin-left:auto}
.hero-phones .p1{position:absolute;left:20px;top:0;width:330px;z-index:2}
.hero-phones .p2{position:absolute;right:20px;top:70px;width:290px}
.callout{position:absolute;background:#fff;border-radius:8px;padding:14px 18px;font-size:14px;color:var(--ink);box-shadow:0 18px 40px -16px rgba(0,26,113,.45);z-index:3;line-height:1.5;white-space:nowrap}
.callout b{display:block;font-size:12px;color:var(--orange);letter-spacing:1px;margin-bottom:2px}
.callout::before{content:"";position:absolute;width:8px;height:8px;border-radius:50%;background:var(--yellow);box-shadow:0 0 0 5px rgba(255,200,0,.25)}
.c1{left:calc(100% + 14px);top:-20px}.c1::before{left:-24px;top:26px}
.c2{right:-40px;bottom:-40px;left:auto;top:auto;transform:none;margin-top:0;white-space:normal;width:300px}.c2::before{left:115px;top:-4px;transform:none}

/* flow */
.flow{background:#fff;padding:0 0 100px;position:relative;z-index:4}
.flow-card{position:relative;margin-top:-64px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 30px 60px -40px rgba(11,37,69,.35);display:grid;grid-template-columns:380px 1fr;overflow:hidden}
.flow-l{background:var(--navy);color:#fff;padding:44px;position:relative;overflow:hidden}
.flow-l::after{content:"";position:absolute;right:-140px;bottom:-140px;width:320px;height:320px;border-radius:50%;background:repeating-radial-gradient(circle,transparent 0 38px,rgba(0,164,252,.18) 38px 39px)}
.flow-l .k{font-size:13px;letter-spacing:2px;color:var(--sky);font-weight:700}
.flow-l h3{font-size:28px;line-height:1.4;margin:14px 0 12px}
.flow-l p{font-size:15px;line-height:1.8;color:rgba(255,255,255,.65)}
.steps{display:grid;grid-template-columns:repeat(5,1fr);padding:44px 36px;position:relative}
.steps::before{content:"";position:absolute;left:calc(36px + 10%);right:calc(36px + 10%);top:70px;height:2px;background:repeating-linear-gradient(90deg,#B9D3EE 0 6px,transparent 6px 12px)}
.st{text-align:center;position:relative}
.st .ico{margin:0 auto 18px;position:relative;z-index:1}
.st b{display:block;font-size:17px;color:var(--navy);margin-bottom:6px}
.st span{font-size:13px;color:var(--muted);line-height:1.6;display:block}
.st i{position:absolute;top:-10px;left:50%;margin-left:18px;font-style:normal;font-size:12px;color:var(--orange);font-weight:700;z-index:2}
.st .aipill{display:inline-block;margin-left:8px;font-style:normal;font-size:11px;font-weight:700;color:#fff;background:var(--g-warm);border-radius:8px;padding:2px 7px;vertical-align:4px;letter-spacing:1px}

/* scene */
.scene{position:relative;background:var(--navy);overflow:hidden;padding:90px 0}
.scene .img{position:absolute;right:0;top:0;width:58%;height:100%;background:url(../assets/scene-workshop.jpg) center 38%/cover}
.scene .img::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#0B2545 0%,rgba(11,37,69,.55) 28%,rgba(11,37,69,0) 60%),linear-gradient(0deg,rgba(11,37,69,.5),rgba(11,37,69,0) 40%)}
.scene .wrap{z-index:2;position:relative}
.scene .eyebrow{color:var(--sky)}
.scene h2{font-size:44px;line-height:1.35;color:#fff;margin:22px 0 18px;font-weight:800;max-width:640px}
.scene h2 span{color:var(--yellow)}
.scene .lead{font-size:17px;line-height:1.85;color:rgba(255,255,255,.7);max-width:560px;margin-bottom:26px}
.two-acts{display:flex;align-items:center;gap:14px;margin:0 0 32px;flex-wrap:wrap}
.two-acts span{font-size:15px;color:rgba(255,255,255,.6)}
.two-acts b{display:inline-flex;align-items:center;height:40px;padding:0 20px;border-radius:20px;background:var(--g-warm);color:#fff;font-size:16px;font-weight:700;box-shadow:0 10px 24px -10px rgba(255,83,0,.6)}
.scene .vals{display:flex;gap:0;max-width:620px;border-top:1px solid rgba(255,255,255,.16);flex-wrap:wrap}
.scene .vals div{flex:1;min-width:150px;padding-top:22px}
.scene .vals b{display:block;font-size:20px;color:#fff;margin-bottom:6px}
.scene .vals span{font-size:14px;color:rgba(255,255,255,.55)}
.aichat{width:420px;max-width:100%;margin-top:34px;z-index:3;background:rgba(7,21,48,.80);border:1px solid rgba(0,164,252,.35);border-radius:14px;padding:20px 20px 16px;backdrop-filter:blur(6px);box-shadow:0 24px 60px -20px rgba(0,0,0,.6)}
.aichat .q{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:#fff;line-height:1.5}
.aichat .q .mic{flex:none;width:32px;height:32px;border-radius:50%;background:var(--g-warm);display:flex;align-items:center;justify-content:center}
.aichat .q .mic svg{width:16px;height:16px;stroke:#fff;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.aichat .q em{font-style:normal;display:block;font-size:11px;letter-spacing:1px;color:var(--sky);margin-bottom:3px}
.aichat .a{margin-top:14px;background:rgba(255,255,255,.07);border-left:3px solid var(--sky);border-radius:0 8px 8px 0;padding:12px 14px;font-size:13.5px;line-height:1.7;color:rgba(255,255,255,.85)}
.aichat .a b{display:block;font-size:12px;letter-spacing:1px;color:var(--sky);margin-bottom:4px}
.aichat .a cite{display:block;font-style:normal;font-size:11.5px;color:var(--yellow);margin-top:8px}
@media (min-width:1361px){
  .aichat{position:absolute;left:680px;top:50%;transform:translateY(-50%);margin:0;width:400px}
}
.scene .tagimg{position:absolute;right:28px;bottom:22px;font-size:12px;color:rgba(255,255,255,.55);border:1px dashed rgba(255,255,255,.35);padding:3px 10px;z-index:3}

/* vs */
.vs{background:#fff;padding:100px 0}
.vs .head h2{font-size:40px;color:var(--navy);font-weight:800;margin-top:18px}
.vs .head{margin-bottom:48px}
.compare{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.compare-card{background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:36px}
.compare-card.hi{background:#EAF4FE;border-color:#BBD9F5}
.compare-card .ct{font-size:14px;letter-spacing:2px;font-weight:700;margin-bottom:20px;display:flex;align-items:center;gap:10px}
.compare-card .ct.bad{color:var(--muted)}
.compare-card .ct.good{color:var(--blue)}
.compare-card .ct::before{content:"";width:4px;height:18px;border-radius:2px}
.compare-card .ct.bad::before{background:#C3CCD8}
.compare-card .ct.good::before{background:var(--g-warm)}
.compare-card ul{list-style:none;display:flex;flex-direction:column;gap:14px}
.compare-card li{font-size:16px;line-height:1.7;color:var(--text);padding-left:22px;position:relative}
.compare-card li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;background:#C3CCD8}
.compare-card.hi li{color:var(--navy);font-weight:500}
.compare-card.hi li::before{background:var(--sky)}

/* section head + caps */
.sec{padding:110px 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:40px;margin-bottom:64px;flex-wrap:wrap}
.sec-head h2{font-size:44px;color:var(--navy);margin-top:20px;font-weight:800}
.sec-head p{font-size:17px;color:var(--text);max-width:520px;line-height:1.8}
.caps{background:var(--bg)}
.row3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.card{background:#fff;border:1px solid var(--line);position:relative;overflow:hidden;border-radius:12px}
.card .top{display:flex;align-items:center;justify-content:space-between}
.card .idx{font-size:40px;font-weight:600;color:#E3EAF3;line-height:1}
.card h3{font-size:26px;color:var(--navy);margin:22px 0 14px;font-weight:700}
.card p{font-size:16px;line-height:1.8;color:var(--text)}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.tags span{font-size:13px;color:var(--blue);background:#EAF2FB;padding:5px 12px;border-radius:4px}
.stage-l{background:linear-gradient(160deg,#EEF5FD 0%,#DCEAF8 100%)}
.stage-l::before{content:"";position:absolute;left:50%;top:60%;width:1000px;height:1000px;transform:translate(-50%,-50%);border-radius:50%;background:repeating-radial-gradient(circle,transparent 0 68px,rgba(2,97,183,.10) 68px 69px)}
.c-std{padding:40px 40px 0;height:770px}
.c-std .stage{position:absolute;left:0;right:0;bottom:0;height:430px;overflow:hidden}
.c-std .phone{position:absolute;left:50%;transform:translateX(-50%);bottom:-170px;width:270px}
.qr-inset{position:absolute;right:22px;bottom:30px;width:150px;background:#fff;border-radius:8px;padding:8px;z-index:3;box-shadow:0 14px 30px -12px rgba(11,37,69,.4)}
.qr-inset .im{height:120px;overflow:hidden;position:relative;display:flex;align-items:center;justify-content:center}
.qr-inset img{position:static;width:auto;height:112px;max-width:100%}
.qr-inset em{display:block;font-style:normal;font-size:12px;color:var(--muted);margin-top:6px;text-align:center}
.ai-label{display:inline-flex;align-items:center;height:28px;font-size:13px;font-weight:700;color:#fff;background:var(--g-warm);padding:0 12px;letter-spacing:1px;border-radius:14px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:28px}
.c-ai{height:740px;padding:48px}
.c-ai::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:var(--g-warm);z-index:3}
.c-ai .txt{width:320px;max-width:100%;position:relative;z-index:2}
.c-ai .top{gap:14px;justify-content:flex-start}
.c-ai h3{font-size:32px;line-height:1.3}
.c-ai h3 small{display:block;font-size:22px;font-weight:600;color:var(--blue);margin-top:4px}
.c-ai .stage{position:absolute;right:0;top:0;bottom:0;width:340px;overflow:hidden}
.c-ai .phone{position:absolute;width:262px;top:64px;z-index:2}
.c-ai.zs .stage{width:330px}
.c-ai.zs .phone{right:34px}
.c-ai.zg .stage{width:360px}
.c-ai.zg .txt{width:300px}
.c-ai.zg .p-a{right:130px;top:64px;width:210px}
.c-ai.zg .p-b{right:24px;top:154px;width:210px;z-index:3}
.quote{margin-top:28px;border-left:3px solid var(--blue);background:var(--bg);padding:16px 18px;font-size:14px;line-height:1.75;color:var(--text);border-radius:0 6px 6px 0}
.quote b{color:var(--navy);display:block;margin-bottom:4px;font-size:15px}
.quote cite{display:block;font-style:normal;color:var(--blue);margin-top:8px;font-size:13px}
.c-stats{margin-top:28px;height:580px;padding:52px 56px}
.c-stats .txt{width:580px;max-width:100%}
.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:34px}
.kpis div{background:var(--bg);border-radius:8px;padding:16px 18px;font-size:15px;color:var(--navy);font-weight:600;position:relative}
.kpis div::before{content:"";position:absolute;left:0;top:16px;width:3px;height:20px;background:var(--sky);border-radius:0 2px 2px 0}
.kpis small{display:block;font-weight:400;font-size:12px;color:var(--muted);margin-top:3px}
.c-stats .stage{position:absolute;right:0;top:0;bottom:0;width:720px;overflow:hidden}
.c-stats .phone{position:absolute;width:250px;top:56px;z-index:2}
.c-stats .s1{right:340px}
.c-stats .s2{right:60px;top:110px}

/* metrics */
.metrics{background:#fff;padding:110px 0 80px;position:relative;overflow:hidden}
.metrics .head{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:56px;flex-wrap:wrap}
.metrics .head h2{font-size:40px;color:var(--navy);font-weight:800;margin-top:18px}
.metrics .head p{font-size:16px;color:var(--text);max-width:560px;line-height:1.8}
.mgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.mcard{border-radius:12px;padding:36px 28px;background:linear-gradient(160deg,#F6F9FD,#EAF2FB);position:relative;overflow:hidden;border:1px solid var(--line)}
.mcard::after{content:"";position:absolute;right:-60px;top:-60px;width:180px;height:180px;border-radius:50%;background:repeating-radial-gradient(circle,transparent 0 22px,rgba(2,97,183,.07) 22px 23px)}
.mcard.hl{background:linear-gradient(160deg,#FFF7EE,#FFE8D2);border-color:#FFD9AE}
.mcard.hl::after{background:repeating-radial-gradient(circle,transparent 0 22px,rgba(255,83,0,.08) 22px 23px)}
.mcard.hl .cat{color:var(--orange)}
.mcard.hl .val{background:var(--g-warm);-webkit-background-clip:text;background-clip:text}
.mcard.hl .arrow.down{background:rgba(255,83,0,.12);color:var(--orange)}
.mcard .cat{font-size:12px;letter-spacing:2px;color:var(--blue);font-weight:700;margin-bottom:12px}
.mcard .val{font-size:56px;line-height:1;font-weight:700;letter-spacing:-1px;background:linear-gradient(90deg,#0261B7,#00A4FC);-webkit-background-clip:text;background-clip:text;color:transparent;display:inline-block}
.mcard .val i{font-style:normal;font-size:28px;margin-left:2px}
.mcard .arrow{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;margin-bottom:10px;font-size:16px;font-weight:700}
.mcard .arrow.down{background:rgba(2,97,183,.1);color:var(--blue)}
.mcard .arrow.up{background:rgba(255,83,0,.1);color:var(--orange)}
.mcard .lab{font-size:16px;color:var(--navy);font-weight:600;margin-top:14px}
.mcard .desc{font-size:13px;color:var(--muted);margin-top:6px;line-height:1.6}
.metrics .note{margin-top:32px;font-size:13px;color:var(--muted);line-height:1.8}

/* aibase */
.aibase{background:#071530 url(../assets/ai-bg.png) center/cover;color:#fff;padding:140px 0 150px;position:relative;overflow:hidden}
.aibase::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,21,48,.94) 0%,rgba(7,21,48,.82) 40%,rgba(7,21,48,.45) 75%,rgba(7,21,48,.58) 100%)}
.aibase .g1{position:absolute;right:-200px;top:-260px;width:900px;height:900px;border-radius:50%;background:radial-gradient(rgba(0,164,252,.28),rgba(0,164,252,0) 65%)}
.aibase .g2{position:absolute;left:-260px;bottom:-320px;width:800px;height:800px;border-radius:50%;background:radial-gradient(rgba(255,83,0,.18),rgba(255,83,0,0) 65%)}
.aibase .wrap{display:flex;justify-content:space-between;gap:60px;position:relative;z-index:2;flex-wrap:wrap}
.ab-left{width:640px;max-width:100%}
.aibase .eyebrow{color:var(--sky)}
.aibase h2{font-size:54px;line-height:1.3;margin:24px 0;font-weight:800}
.aibase h2 span{background:linear-gradient(90deg,#FFC800,#FF5300);-webkit-background-clip:text;background-clip:text;color:transparent}
.aibase .lead{font-size:17px;line-height:1.85;color:rgba(255,255,255,.66)}
.pts{margin-top:48px}
.pt{display:flex;gap:24px;padding:22px 0;border-top:1px solid rgba(255,255,255,.12);align-items:flex-start}
.pt:last-child{border-bottom:1px solid rgba(255,255,255,.12)}
.pt .n{width:44px;height:44px;flex:none;border-radius:10px;border:1px solid rgba(0,164,252,.45);background:rgba(0,164,252,.08);display:flex;align-items:center;justify-content:center;font-size:17px;color:var(--sky)}
.pt b{display:block;font-size:20px;margin-bottom:6px}
.pt p{font-size:15px;line-height:1.75;color:rgba(255,255,255,.62)}
.arch{width:680px;max-width:100%}
.arch .ttl{font-size:13px;letter-spacing:2px;color:rgba(255,255,255,.45);margin-bottom:16px}
.inputs{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.inputs div{border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.03);border-radius:8px;padding:16px 0;text-align:center;font-size:15px;color:rgba(255,255,255,.85);display:flex;flex-direction:column;align-items:center;gap:8px}
.inputs svg{width:24px;height:24px;stroke:var(--sky);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.down{height:44px;position:relative}
.down::before{content:"";position:absolute;left:50%;top:6px;bottom:10px;width:1px;background:rgba(0,164,252,.6)}
.down::after{content:"";position:absolute;left:50%;bottom:6px;transform:translateX(-50%);border:6px solid transparent;border-top-color:var(--sky)}
.core{border-radius:12px;padding:26px;background:linear-gradient(#0B2147,#0B2147) padding-box,linear-gradient(135deg,#00A4FC,rgba(0,164,252,.15) 50%,#FF5300) border-box;border:1px solid transparent;box-shadow:0 0 60px -10px rgba(0,164,252,.35)}
.core .h{font-size:16px;font-weight:700;margin-bottom:18px;display:flex;justify-content:space-between;align-items:center}
.core .h span{font-size:12px;font-weight:400;color:var(--sky);letter-spacing:2px}
.core .two{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.blk{background:rgba(255,255,255,.06);border-radius:8px;padding:18px 20px;font-size:17px;font-weight:600}
.blk small{display:block;font-size:13px;font-weight:400;color:rgba(255,255,255,.55);margin-top:6px}
.kb{margin-top:14px;background:#fff;color:var(--navy);padding:18px 20px;border-radius:8px}
.kb .k{font-size:16px;font-weight:700;display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.kb .k span{font-size:12px;color:var(--orange);font-weight:600}
.kb .chips{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:12px}
.kb .chips div{background:var(--tint);font-size:13px;padding:9px 0;text-align:center;color:var(--blue);border-radius:4px}
.ans{background:rgba(255,255,255,.05);border-left:3px solid var(--orange);padding:18px 22px;font-size:15px;line-height:1.8;color:rgba(255,255,255,.82);border-radius:0 8px 8px 0}
.ans .q{color:var(--sky);font-size:13px;margin-bottom:6px}
.ans cite{display:block;font-style:normal;font-size:13px;color:var(--yellow);margin-top:8px}
.basebar{margin-top:14px;border:1px dashed rgba(255,255,255,.28);border-radius:8px;text-align:center;padding:14px;font-size:14px;letter-spacing:2px;color:rgba(255,255,255,.75)}

/* about */
.about{background:#fff;padding:110px 0 100px}
.about .grid2{display:grid;grid-template-columns:1fr 460px;gap:64px;align-items:start}
.about .narr p{font-size:16px;line-height:1.9;color:var(--text);margin-top:18px}
.about .narr p b{color:var(--navy)}
.svc{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.svc span{font-size:14px;color:var(--blue);background:#EAF2FB;border:1px solid #D7E7F8;padding:7px 14px;border-radius:6px}
.about .pivot{margin-top:28px;border-left:3px solid var(--orange);background:var(--bg);padding:16px 18px;font-size:15px;line-height:1.8;color:var(--text);border-radius:0 6px 6px 0}
.about .pivot b{color:var(--navy)}
.astats{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.astats>div{background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:26px 24px}
.astats .n{font-size:44px;font-weight:700;line-height:1;background:linear-gradient(90deg,#0261B7,#00A4FC);-webkit-background-clip:text;background-clip:text;color:transparent}
.astats .n i{font-style:normal;font-size:22px;margin-left:2px}
.astats .t{font-size:14px;color:var(--muted);margin-top:8px}
.wall{margin-top:70px}
.wall .wt{font-size:16px;font-weight:700;color:var(--navy);margin-bottom:20px;display:flex;align-items:center;gap:10px}
.wall .wt::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--g-warm)}
.cases{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.case{background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:26px 24px;position:relative;overflow:hidden}
.case::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--g-cloud)}
.case .ind{font-size:12px;letter-spacing:1px;color:var(--blue);font-weight:700;margin-bottom:10px}
.case b{display:block;font-size:17px;color:var(--navy);line-height:1.4;margin-bottom:8px}
.case p{font-size:13.5px;line-height:1.7;color:var(--text)}
.breadth{margin-top:26px;font-size:14px;color:var(--text);line-height:1.9}
.breadth b{color:var(--navy)}
.wgroup{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start}
.wcard{background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:26px 26px 22px}
.wcard h4{font-size:15px;color:var(--navy);margin-bottom:16px;display:flex;align-items:center;gap:8px}
.wcard h4 em{font-style:normal;font-size:11px;color:var(--muted);font-weight:400}
.wchips{display:flex;flex-wrap:wrap;gap:8px}
.wchips span{font-size:13px;color:var(--text);background:#fff;border:1px solid var(--line);padding:6px 12px;border-radius:4px}
.wall .note{margin-top:22px;font-size:13px;color:var(--muted)}

/* contact */
.contact{background:var(--bg);padding:120px 0;position:relative;overflow:hidden}
.contact .wm{position:absolute;left:-220px;bottom:-300px;width:700px;opacity:.035;filter:grayscale(1)}
.contact .wrap{display:flex;justify-content:space-between;gap:60px;position:relative;z-index:2;flex-wrap:wrap}
.ct-left{width:520px;max-width:100%}
.ct-left h2{font-size:42px;color:var(--navy);margin:22px 0 20px;line-height:1.35;font-weight:800}
.ct-left p{font-size:16px;line-height:1.85;color:var(--text)}
.demo-list{margin-top:30px;display:grid;grid-template-columns:1fr 1fr;gap:10px 16px}
.demo-list div{font-size:15px;color:var(--navy);display:flex;align-items:center;gap:10px}
.demo-list div::before{content:"";width:18px;height:18px;border-radius:50%;background:var(--g-cloud);flex:none;-webkit-mask:radial-gradient(circle,#000 0 4px,transparent 4.5px 6px,#000 6.5px);mask:radial-gradient(circle,#000 0 4px,transparent 4.5px 6px,#000 6.5px)}
.info{margin-top:40px;border-top:1px solid var(--line)}
.info div{display:flex;padding:18px 0;border-bottom:1px solid var(--line);font-size:15px;gap:12px;flex-wrap:wrap}
.info dt{width:110px;color:var(--muted)}
.info dd{color:var(--ink)}
.form{width:780px;max-width:100%;background:#fff;border-radius:12px;padding:48px 52px;position:relative;box-shadow:0 40px 80px -50px rgba(11,37,69,.45);overflow:hidden}
.form::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:linear-gradient(90deg,#001A71,#0261B7 30%,#00A4FC 55%,#FFC800 78%,#FF5300)}
.form h3{font-size:24px;color:var(--navy);margin-bottom:8px}
.form .tip{font-size:14px;color:var(--muted);margin-bottom:32px}
.fg{display:grid;grid-template-columns:1fr 1fr;gap:20px 24px}
.f label{display:block;font-size:14px;color:var(--text);margin-bottom:8px}
.f label i{color:var(--orange);font-style:normal;margin-left:3px}
.f .in{width:100%;height:50px;border:1px solid #D5DCE5;background:#FAFBFC;border-radius:6px;padding:0 16px;font-size:15px;color:var(--ink);font-family:inherit}
.f .in::placeholder{color:#A9B2BE}
.f .ta{height:104px;padding:14px 16px;resize:vertical}
select.f .in,.f select.in{appearance:auto}
.f.full{grid-column:1/-1}
.form .bottom{display:flex;align-items:center;justify-content:space-between;margin-top:30px;gap:16px;flex-wrap:wrap}
.form .bottom span{font-size:13px;color:var(--muted)}
.form .bottom a{color:var(--blue)}
.form .btn{height:54px;padding:0 56px}
.ph{color:#B0B8C4;border:1px dashed #C9D1DC;padding:1px 10px;font-size:13px}

/* footer */
.foot{background:var(--navy);color:#fff;padding:72px 0 0;position:relative;overflow:hidden}
.foot::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:linear-gradient(90deg,#001A71,#0261B7 30%,#00A4FC 55%,#FFC800 78%,#FF5300)}
.foot .top{display:flex;justify-content:space-between;gap:60px;padding-bottom:56px;flex-wrap:wrap}
.foot .fl{width:540px;max-width:100%}
.foot .fl .fbrand{display:flex;align-items:center;gap:14px;margin-bottom:20px;flex-wrap:wrap}
.foot .fl .fbrand img.co{height:42px}
.foot .fl .fbrand .sep{width:1px;height:32px;background:rgba(255,255,255,.18)}
.foot .fl .fbrand img.pn{height:34px}
.foot .fl p{margin-top:10px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.62)}
.foot .fl .slogan{margin-top:22px;font-size:18px;letter-spacing:4px;font-weight:700;background:linear-gradient(90deg,#FFC800,#FF5300);-webkit-background-clip:text;background-clip:text;color:transparent;display:inline-block}
.foot .cols{display:flex;gap:96px;flex-wrap:wrap}
.foot .col b{display:block;font-size:15px;margin-bottom:20px}
.foot .col a{display:block;font-size:14px;color:rgba(255,255,255,.58);margin-bottom:12px;text-decoration:none}
.foot .ph{border-color:rgba(255,255,255,.25);color:rgba(255,255,255,.45)}
.copy{border-top:1px solid rgba(255,255,255,.1);padding:22px 0;font-size:13px;color:rgba(255,255,255,.45)}
.copy .wrap{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

/* privacy */
.doc{padding:80px 0 120px}
.doc h1{font-size:34px;color:var(--navy);margin:20px 0 30px}
.doc h2{font-size:20px;color:var(--navy);margin:30px 0 12px}
.doc p,.doc li{font-size:15px;line-height:1.9;color:var(--text)}
.doc ul{padding-left:22px}

/* responsive */
@media (max-width:1520px){
  .hero .wrap{grid-template-columns:minmax(0,640px) 1fr;gap:24px}
  .hero-phones{width:520px;height:640px}
  .hero-phones .p1{left:10px;width:260px}
  .hero-phones .p2{right:10px;top:60px;width:230px}
  .hero-phones .p1 .c1{left:calc(100% + 10px);top:-16px}
  .hero-phones .p2 .c2{right:-30px;bottom:-30px;width:260px}
  .hero-phones .p2 .c2::before{left:115px}
}
@media (max-width:1200px){
  .hero .wrap{grid-template-columns:1fr}
  .hero-phones{height:520px;margin-top:20px;width:auto;margin-left:0}
  .hero-phones .p1{left:6%;width:330px;max-width:44%}
  .hero-phones .p2{right:2%;width:290px;max-width:40%}
  .callout{display:none}
  .scene .img{width:100%;opacity:.5}
  .about .grid2{grid-template-columns:1fr}
  .mgrid{grid-template-columns:repeat(2,1fr)}
  .cases{grid-template-columns:repeat(2,1fr)}
  .wgroup{grid-template-columns:1fr}
  .c-stats{height:auto;padding:40px}
  .c-stats .stage{display:none}
  .c-stats .phone{display:none}
}
@media (max-width:992px){
  .menu{display:none;position:absolute;top:88px;left:0;right:0;background:#fff;flex-direction:column;gap:0;padding:12px 24px;box-shadow:0 20px 40px -20px rgba(11,37,69,.3);margin:0}
  .menu.open{display:flex}
  .menu a{padding:14px 0;border-bottom:1px solid var(--line)}
  .menu a.on::after{display:none}
  .burger{display:flex}
  .nav .nav-cta{margin-left:0}
  .flow-card{grid-template-columns:1fr}
  .steps{grid-template-columns:repeat(2,1fr);gap:32px 12px}
  .steps::before{display:none}
  .row3{grid-template-columns:1fr}
  .row2{grid-template-columns:1fr}
  .c-std{height:auto;padding-bottom:40px}
  .c-std .stage{position:static;height:420px;margin-top:28px}
  .c-std .phone{bottom:-140px}
  .c-ai{height:auto;padding:32px}
  .c-ai .stage{display:none}
  .c-ai .phone,.c-ai.zs .phone,.c-ai.zg .p-a,.c-ai.zg .p-b{display:none}
  .compare{grid-template-columns:1fr}
}
@media (max-width:640px){
  .wrap{width:calc(100% - 32px)}
  .brand .pn{display:none}
  .brand .sep{display:none}
  .nav .nav-cta{display:none}
  .hero{padding:48px 0 80px}
  .hero-facts{grid-template-columns:1fr}
  .hero-phones{height:420px}
  .hero-phones .p2,.callout{display:none}
  .hero-phones .p1{left:50%;transform:translateX(-50%);width:70%}
  .mgrid{grid-template-columns:1fr}
  .cases{grid-template-columns:1fr}
  .fg{grid-template-columns:1fr}
  .form{padding:32px 24px}
  .inputs{grid-template-columns:repeat(2,1fr)}
  .kb .chips{grid-template-columns:repeat(2,1fr)}
  .foot .cols{gap:40px}
  .scene .vals div{min-width:100%}
}
@media (max-width:992px){
  .hero h1{font-size:40px}
  .sec-head h2,.vs .head h2,.metrics .head h2,.scene h2,.ct-left h2{font-size:32px}
  .aibase h2{font-size:38px}
}
@media (max-width:640px){
  .hero h1{font-size:32px}
  .sec-head h2,.vs .head h2,.metrics .head h2,.scene h2,.aibase h2,.ct-left h2{font-size:26px}
  .mcard .val{font-size:40px}
}