:root{--ink:#102f35;--muted:#607377;--cream:#f5f6f1;--lime:#d8f36a;--orange:#ff754d;--line:#dce4df;--white:#fff}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--cream);color:var(--ink);font-family:'Noto Sans SC','Manrope',sans-serif;line-height:1.6}a{color:inherit;text-decoration:none}.section-shell{width:min(1180px,calc(100% - 80px));margin:auto}.site-header{height:86px;width:min(1180px,calc(100% - 80px));margin:auto;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:11px}.brand strong{display:block;letter-spacing:.12em;font-size:22px;line-height:1.2}.brand small{display:block;font:10px 'DM Mono';letter-spacing:.2em;color:#7d8d8c;margin-top:3px}.brand-mark{display:flex;align-items:flex-end;gap:3px;height:25px}.brand-mark i{display:block;width:6px;background:var(--orange);border-radius:6px}.brand-mark i:nth-child(1){height:13px}.brand-mark i:nth-child(2){height:21px}.brand-mark i:nth-child(3){height:17px}.nav-links{display:flex;align-items:center;gap:42px;margin-left:170px;font-size:14px;color:#52676a}.nav-links a:hover{color:var(--orange)}.menu-toggle{display:none;border:0;background:none;font-size:24px}.hero{min-height:520px;display:flex;align-items:center;padding:60px 0 80px;position:relative}.hero-copy{width:53%;position:relative;z-index:1}.section-kicker{font:15px 'DM Mono';letter-spacing:.12em;color:#758785;font-weight:500}.hero h1{font-size:clamp(55px,7vw,91px);line-height:1.1;letter-spacing:-.07em;margin:0 0 27px;font-weight:800}.hero h1 em,.hero h1 em{font-style:normal;color:var(--orange)}.hero-text{color:var(--muted);font-size:17px;line-height:2;width:440px;margin-bottom:32px}.hero-actions{display:flex;align-items:center;gap:27px}.button{padding:14px 23px;border-radius:2px;font-size:13px;font-weight:700;display:inline-flex;gap:24px;align-items:center}.button-primary{background:var(--ink);color:var(--white)}.button-primary span{color:var(--lime);font-size:20px}.hero-visual{width:47%;height:430px;position:relative}.visual-orbit{position:absolute;border:1px solid #cfddd7;border-radius:50%;top:50%;left:50%;transform:translate(-50%,-50%) rotate(-20deg)}.orbit-one{width:395px;height:270px}.orbit-two{width:300px;height:420px;transform:translate(-50%,-50%) rotate(63deg)}.visual-core{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:166px;height:166px;border-radius:50%;background:var(--ink);color:var(--lime);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;box-shadow:0 20px 55px #102f3530}.core-ring{border:1px solid #d8f36a80;border-radius:50%;width:48px;height:48px;display:grid;place-items:center;font-size:28px;line-height:1;margin-bottom:9px}.visual-core b{font:600 15px/1.3 'Noto Sans SC',sans-serif;letter-spacing:.08em}.data-card{position:absolute;background:rgba(255,255,255,.88);border:1px solid #e0e8e2;box-shadow:0 15px 30px #23483b0b;padding:13px 18px;display:flex;align-items:center;font-size:13px}.data-card strong{font-size:14px;font-weight:600;letter-spacing:.02em;color:var(--ink);white-space:nowrap}.card-top{top:40px;left:3px}.card-right{right:1px;top:151px}.card-bottom{bottom:42px;left:30px}.visual-label{position:absolute;font:9px 'DM Mono';color:#9aaba4;letter-spacing:.1em}.label-a{right:16px;top:45px}.label-b{right:12px;bottom:43px}.intro{padding:110px 0 95px;display:grid;grid-template-columns:27% 73%}.intro-content{display:flex;justify-content:space-between;gap:70px}.intro h2,.section-heading h2,.how h2{font-size:49px;line-height:1.2;letter-spacing:-.06em;margin:0;font-weight:800}.intro h2 span,.section-heading h2 span,.how h2 span{color:var(--orange)}.intro-content p{max-width:365px;color:var(--muted);font-size:16px;line-height:2;margin:7px 45px 0 0}.products{padding-bottom:105px}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:62px}.section-heading p,.how-top p{color:var(--muted);font-size:13px;line-height:1.9;margin:0 0 6px}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.product-card{min-height:415px;background:#e8eeea;padding:29px 29px 26px;position:relative;display:flex;flex-direction:column}.product-card.featured{background:var(--ink);color:var(--white)}.card-number{position:absolute;right:27px;top:30px;color:#9dafaa;font:11px 'DM Mono'}.featured .card-number{color:#91a3a0}.product-icon{font-size:43px;color:var(--orange);height:81px;line-height:1}.product-icon.shield{font-size:48px}.product-card h3{font-size:22px;letter-spacing:-.04em;margin:0 0 13px}.product-card p{font-size:15px;color:#71827f;line-height:1.9;margin:0}.featured p{color:#a4b5af}.product-card ul{padding:0;margin:23px 0 0;list-style:none;color:#7b8b87;font-size:13px;line-height:2.1}.featured ul{color:#b8c5bd}.product-card li:before{content:'+';color:var(--orange);margin-right:8px}.how{padding:80px 0 95px;border-top:1px solid var(--line)}.how-top{display:flex;justify-content:space-between;align-items:flex-end;margin:32px 0 83px}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:35px}.step{position:relative}.step>span{font:11px 'DM Mono';color:var(--orange)}.step-line{height:1px;background:#cad8d2;margin:17px 0 25px;position:relative}.step-line:before{content:'';position:absolute;width:7px;height:7px;background:var(--orange);border-radius:50%;top:-3px}.step h3{font-size:20px;margin:0 0 9px}.step p{font-size:14px;color:var(--muted);line-height:1.9;margin:0}.footer{border-top:1px solid var(--line)}.footer-brand{margin-right:45px}.footer>p{color:#7a8986;font-size:14px}
@media(max-width:800px){.section-shell,.site-header{width:calc(100% - 40px)}.nav-links{display:none}.nav-links.is-open{display:flex;position:absolute;top:70px;left:20px;right:20px;margin:0;padding:18px 20px;background:var(--white);z-index:5;box-shadow:0 10px 30px #23483b18;gap:20px;flex-direction:column}.menu-toggle{display:block}.hero{display:block;padding-top:55px}.hero-copy{width:100%}.hero-text{width:auto;max-width:450px}.hero-visual{width:100%;height:360px;margin-top:35px}.intro{display:block;padding:90px 0}.intro-content{display:block}.intro-content p{margin:25px 0 0}.product-grid{grid-template-columns:1fr}.products{padding-bottom:90px}.section-heading,.how-top{display:block}.section-heading p,.how-top p{margin-top:25px}.steps{grid-template-columns:repeat(2,1fr);gap:42px 20px}.footer{display:block;padding:30px 0}.footer>p{margin:20px 0}.footer-meta{margin:0;display:block}.footer-meta span{display:block;margin-top:8px}.intro h2,.section-heading h2,.how h2{font-size:39px}.orbit-one{width:330px}.orbit-two{height:350px}.card-top{left:0}.label-a,.label-b{display:none}}

/* Readability and compact section rhythm */
:root{--muted:#40595b}
.intro{padding-top:72px!important;padding-bottom:58px!important}
.products{padding-bottom:68px!important}
.how{padding-top:56px!important;padding-bottom:78px!important}
.hero-text,.intro-content p,.section-heading p,.how-top p,.product-card p,.step p{color:#40595b}
.featured p{color:#eef4ed}
.product-card p,.intro-content p,.hero-text{font-weight:500}

/* Single-column intro (section kicker removed) */
.intro{display:block}

/* Three core capability cards */
.product-grid{grid-template-columns:repeat(3,1fr);gap:14px}
.product-card{min-height:360px;padding:27px 24px 24px}
.product-card h3{font-size:20px}
.product-card p{font-size:14px;line-height:1.85}
.product-card ul{font-size:13px;line-height:2.05}
.product-icon{font-size:38px;height:70px}
.product-icon.shield{font-size:42px}
.card-number{right:24px;top:28px}
@media(max-width:800px){
  .product-grid{grid-template-columns:1fr}
}

/* Footer with ICP filing number */
.footer{display:block;padding:42px 0 40px}
.footer-main{display:flex;align-items:center;flex-wrap:wrap;gap:12px 24px}
.footer-meta{margin-left:auto;display:flex;align-items:center;gap:22px;color:#93a09d;font-size:13px}
.footer-meta span+span:before,.footer-beian:before{content:'';display:inline-block;width:1px;height:12px;background:#ccd6d1;margin-right:22px;vertical-align:-1px}
.footer-beian{color:#93a09d;transition:color .2s}
.footer-beian:hover{color:var(--orange)}
@media(max-width:800px){
  .footer{padding:30px 0 26px}
  .footer-main{display:block}
  .footer-meta{margin:16px 0 0;display:block;text-align:left}
  .footer-meta span,.footer-meta a{display:block;margin-top:8px}
  .footer-meta span+span:before,.footer-beian:before{display:none}
}