:root{--bg:#f7f6f2;--surface:#fff;--ink:#222725;--muted:#606a64;--line:#dce0d9;--accent:#c7472b;--soft:#f0e9e1;--green:#35644c;--dark:#20392f;--shadow:0 30px 70px #21372c16;color-scheme:light}html[data-theme=dark]{--bg:#141c19;--surface:#1c2822;--ink:#e9eee8;--muted:#aab9af;--line:#35483c;--accent:#ff9778;--soft:#28362d;--green:#a4cfb0;--dark:#0c1711;--shadow:0 30px 70px #0004;color-scheme:dark}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.7 Inter,Arial,'Microsoft YaHei',sans-serif}a{color:inherit;text-decoration:none}button,select{font:inherit}button,a,select{-webkit-tap-highlight-color:transparent}button,select{cursor:pointer}a:focus-visible,button:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:5px}.wrap{width:min(1200px,calc(100% - 80px));margin:auto}.skip{position:fixed;top:-100px;z-index:100;background:var(--surface);padding:12px}.skip:focus{top:10px}.top{position:sticky;top:0;z-index:20;background:var(--bg);border-bottom:1px solid var(--line)}.nav{height:88px;display:flex;align-items:center;gap:35px}.brand{display:flex;align-items:center;gap:11px;margin-right:auto}.mark{width:36px;height:39px;color:var(--accent)}.brand strong{font-size:21px;letter-spacing:2px;line-height:1.1;display:block}.brand small{font-size:9px;letter-spacing:2.5px;color:var(--muted)}nav{display:flex;gap:26px;font-size:14px}nav a:hover,.textlink:hover,footer a:hover{color:var(--accent)}.controls{display:flex;gap:8px}.controls select{border:1px solid var(--line);background:var(--bg);color:var(--ink);border-radius:6px;padding:7px;font-size:12px;max-width:128px}.eyebrow{font-size:12px;letter-spacing:2px;font-weight:700;text-transform:uppercase;display:flex;align-items:center;gap:10px;color:var(--green);margin:0 0 24px}.eyebrow:before{content:'';height:7px;width:7px;background:var(--accent);border-radius:50%}.hero{display:grid;grid-template-columns:1.03fr 1fr;gap:65px;align-items:center;padding:84px 0 72px;min-height:650px}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(42px,4.7vw,67px);line-height:1.13;letter-spacing:-2.5px;font-weight:550;margin-bottom:28px}html[lang=zh-CN] h1{line-height:1.28;letter-spacing:-1px;font-size:clamp(38px,4.4vw,59px)}h1 em{font-style:normal;color:var(--accent)}.lead{color:var(--muted);font-size:17px;max-width:510px;line-height:1.85}.actions{display:flex;flex-wrap:wrap;gap:18px;align-items:center;margin:30px 0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:22px;padding:13px 21px;background:var(--accent);color:#fff;border:1px solid transparent;border-radius:5px;font-size:14px;font-weight:600}.btn.secondary{background:transparent;color:var(--ink);border-color:var(--line)}html[data-theme=dark] .btn:not(.secondary){color:#1b241e}.tiny{font-size:12px;color:var(--muted)}.hero-art{position:relative;padding:28px 0 30px}.orbit{position:absolute;width:400px;height:400px;right:-20px;top:10px;border:1px solid var(--line);border-radius:50%;z-index:-1}.orbit:after{content:'';position:absolute;inset:34px;border:1px solid var(--line);border-radius:50%}.app-preview{background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:12px;overflow:hidden;transform:rotate(-2deg)}.app-top{padding:17px 20px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;font-size:12px}.dots{display:flex;gap:4px}.dots i{width:5px;height:5px;border-radius:50%;background:var(--muted)}.preview-body{padding:25px}.preview-title{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:13px;margin-bottom:18px}.badge{font-size:10px;border:1px solid var(--line);border-radius:20px;padding:3px 9px;color:var(--muted)}.mock-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.mock-stats div{padding:12px;background:var(--bg);border-radius:5px}.mock-stats small{display:block;font-size:10px;color:var(--muted)}.mock-stats b{font-size:21px;font-weight:500}.chart{margin:20px 0 0;width:100%;height:135px}.chart line{stroke:var(--line)}.chart polyline{stroke:var(--accent);stroke-width:3;fill:none}.chart text{fill:var(--muted);font-size:10px}.erp-float{background:var(--dark);color:#eaf2e9;margin:-8px -13px 0 65px;padding:21px 24px;border-radius:8px;position:relative;box-shadow:var(--shadow);transform:rotate(2deg)}.erp-float .label{font-size:11px;letter-spacing:1px;color:#b8ccbe}.erp-flow{display:flex;align-items:center;justify-content:space-between;font-size:12px;margin:16px 0 5px;gap:8px}.erp-flow span{border:1px solid #789180;padding:7px 12px;border-radius:4px}.art-caption{text-align:center;margin:20px 0 0;font-size:10px;color:var(--muted);letter-spacing:1px}.intro-line{display:flex;gap:40px;justify-content:space-between;padding:25px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font-size:12px;color:var(--muted)}.intro-line b{font-weight:500;color:var(--ink)}section.block{padding:90px 0}.section-heading{display:flex;justify-content:space-between;gap:45px;align-items:end;margin-bottom:40px}h2{font-size:38px;line-height:1.25;letter-spacing:-1px;font-weight:500;margin-bottom:18px}.section-heading p{max-width:420px;color:var(--muted);font-size:15px;margin-bottom:2px}.number{font-size:12px;color:var(--accent);letter-spacing:1.5px;margin-bottom:15px}.products{display:grid;grid-template-columns:1fr 1fr;gap:24px}.product{border:1px solid var(--line);padding:36px;border-radius:8px;background:var(--surface)}.product.erp{background:var(--soft)}.product h3{font-size:28px;line-height:1.3;margin:18px 0 12px;font-weight:500}.product p{color:var(--muted);font-size:14px}.product-type{display:flex;justify-content:space-between;font-size:11px;letter-spacing:1px;color:var(--green)}.product ul{padding:0;list-style:none;margin:26px 0}.product li{border-top:1px solid var(--line);padding:12px 0;display:flex;gap:12px;font-size:14px}.product li:before{content:'↗';color:var(--accent)}.product .api{font-size:11px;color:var(--green);margin:0}.note{border-left:2px solid var(--accent);padding-left:17px;color:var(--muted);font-size:13px;margin-top:25px}.workflow{background:var(--dark);color:#edf3ed;padding:52px;border-radius:10px;margin-top:52px}.workflow .eyebrow{color:#bacdbb}.workflow h3{font-size:30px;font-weight:500;margin-bottom:10px}.workflow>p{color:#becbc2;font-size:14px;max-width:650px}.tabs{display:flex;gap:10px;margin:28px 0}.tabs button{border:1px solid #5f7767;border-radius:30px;background:transparent;color:#d5e1d8;padding:8px 20px;font-size:13px}.tabs button[aria-selected=true]{background:#e7ebd9;color:#20392f;border-color:#e7ebd9}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.steps article{border-top:1px solid #546b5b;padding-top:22px}.steps b{font-size:12px;color:#adbea6}.steps h4{font-size:17px;font-weight:500;margin:12px 0}.steps p{font-size:13px;color:#bacbbf;margin:0}.light-band{background:var(--soft)}.trust-layout{display:grid;grid-template-columns:1fr 1fr;gap:100px}.trust-list article{border-bottom:1px solid var(--line);padding:0 0 24px;margin-bottom:24px}.trust-list h3{font-size:19px;font-weight:500;margin-bottom:10px}.trust-list p{color:var(--muted);font-size:14px;margin:0}.textlink{font-size:14px;border-bottom:1px solid var(--accent);padding-bottom:4px}.company{display:grid;grid-template-columns:1fr 1fr;gap:100px}.company p{color:var(--muted);font-size:15px}.details{margin:0}.details div{border-bottom:1px solid var(--line);padding:15px 0}.details dt{font-size:11px;color:var(--muted);margin-bottom:6px;letter-spacing:1px}.details dd{margin:0;font-size:14px;overflow-wrap:anywhere}.faq{max-width:850px;margin:0 auto}.faq h2{margin-bottom:35px}.faq details{border-top:1px solid var(--line);padding:20px 0}.faq summary{cursor:pointer;font-size:17px}.faq details p{font-size:14px;color:var(--muted);padding:16px 20px 0;margin:0}.contact{background:var(--dark);color:#f2f5eb;padding:64px;border-radius:10px;display:flex;align-items:center;justify-content:space-between;gap:30px;margin:15px auto 80px}.contact h2{font-size:36px}.contact p{font-size:14px;color:#bbccbf;margin-bottom:0}.contact a{font-size:clamp(17px,2vw,25px);border-bottom:1px solid #a8b9a5;white-space:nowrap}footer{border-top:1px solid var(--line);padding:40px 0 25px}.footer-top{display:flex;justify-content:space-between;gap:30px;margin-bottom:28px}.footer-links{display:flex;flex-wrap:wrap;gap:22px;font-size:13px}.footer-bottom{border-top:1px solid var(--line);padding-top:22px;display:flex;justify-content:space-between;gap:30px;font-size:11px;color:var(--muted)}.footer-bottom p{max-width:710px}.legal{max-width:850px;padding:65px 0 90px}.legal h1{font-size:48px;margin:25px 0}.legal h2{font-size:23px;margin-top:35px;letter-spacing:0}.legal p,.legal li{color:var(--muted);font-size:15px;line-height:1.9}.legal .policy-meta{padding:16px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font-size:12px;margin-bottom:35px}.legal a{color:var(--accent);text-decoration:underline}.legal .notice{background:var(--soft);border-left:3px solid var(--accent);padding:22px}.mobile-menu{display:none} [hidden]{display:none!important}