
:root{--green:#18594d;--ink:#202925;--paper:#f8f8f3;--muted:#68746d;--line:#dce3dc}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;background:var(--paper);color:var(--ink);font-family:"Microsoft YaHei","PingFang SC",sans-serif;-webkit-font-smoothing:antialiased}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible{outline:3px solid #b9e5c9;outline-offset:5px}button{border:0}h1,h2,h3,p{margin:0}.hero{height:820px;min-height:680px;position:relative;overflow:hidden;color:white;background:#18382f}.hero-photo{position:absolute;width:100%;height:100%;object-fit:cover;object-position:62% center;transform:scale(1.045);animation:landscape 14s ease-out both}.shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(9,31,27,.68),rgba(9,31,27,.1) 78%),linear-gradient(0deg,rgba(9,31,27,.4),transparent 50%)}header{position:relative;max-width:1360px;margin:auto;height:104px;padding:0 48px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:12px;font-size:22px;letter-spacing:1px;font-weight:600}.mark{width:39px;height:39px;border:1px solid #ffffff7a;border-radius:8px;display:grid;place-items:center;font-family:serif;font-size:29px;font-weight:400}nav{display:flex;gap:36px;align-items:center;font-size:14px}.outline{border:1px solid #ffffff80;padding:11px 24px;border-radius:30px}.hero-content{position:relative;max-width:1264px;margin:135px auto 0;padding:0 0;display:flex;align-items:center;justify-content:space-between;gap:40px}.eyebrow{font-size:12px;letter-spacing:3px;opacity:.8;margin-bottom:25px}.hero h1{font-size:clamp(44px,5.2vw,76px);letter-spacing:-3px;font-weight:500;line-height:1.2;white-space:nowrap}.hero-copy p{font-size:21px;letter-spacing:3px;margin-top:24px;color:#f0f1e7}.hero-copy{animation:enter .9s ease-out both}.actions{display:flex;gap:28px;align-items:center;margin-top:40px}.button{padding:15px 25px;border-radius:30px;display:inline-flex;align-items:center;gap:25px;font-size:14px;transition:transform .2s,background .2s}.button:hover{transform:translateY(-2px)}.light{background:#f5f4e9;color:#1c352c}.green{background:var(--green);color:white}.text-link{font-size:14px;border-bottom:1px solid #ffffff70;padding:8px 0}.flow{width:262px;padding:12px 0 0 24px;position:relative;flex-shrink:0}.flow:before{content:"";position:absolute;left:0;top:57px;bottom:57px;width:1px;background:#c3ead27d}.flow-card{position:relative;background:#133c344f;backdrop-filter:blur(18px);border:1px solid #e5f6e044;border-radius:12px;padding:22px;margin-bottom:20px;display:flex;gap:18px;align-items:center;animation:card-in 1s both}.flow-card:nth-child(2){animation-delay:.3s}.flow-card:nth-child(3){animation-delay:.6s}.flow-card:before{content:"";position:absolute;left:-29px;width:8px;height:8px;background:#d8f5dd;border-radius:50%;box-shadow:0 0 16px #c0fada;animation:pulse 7.5s infinite}.flow-card:nth-child(2):before{animation-delay:2.5s}.flow-card:nth-child(3):before{animation-delay:5s}.doc-icon{width:31px;height:40px;border:1px solid #e9f2eab0;border-radius:3px;position:relative;flex-shrink:0}.doc-icon:after{content:"";position:absolute;left:7px;right:7px;top:13px;height:1px;background:#eef5ee;box-shadow:0 6px #eef5ee,0 12px #eef5ee}.flow-card strong{font-weight:400;font-size:15px}.mini-lines{width:108px;height:4px;background:#ffffff40;margin-top:10px;position:relative}.mini-lines:after{content:"";display:block;background:#ffffff28;position:absolute;top:9px;width:72%;height:4px}.hero-bottom{position:absolute;bottom:37px;left:50%;transform:translateX(-50%);max-width:1264px;width:calc(100% - 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135px);perspective:800px;transform:rotate(-12deg)}.paper{position:absolute;inset:0;background:#fcfcf5;border:1px solid #d7dbcd;box-shadow:0 14px 25px #30463212;padding:26px;color:#345244;transform:rotateX(40deg) translateY(24px);transition:transform .7s}.paper:nth-child(2){transform:rotateX(40deg) translateY(0)}.paper:nth-child(3){transform:rotateX(40deg) translateY(-24px)}.paper-scene:hover .paper:first-child{transform:rotateX(40deg) translateY(50px)}.paper-scene:hover .paper:nth-child(3){transform:rotateX(40deg) translateY(-50px)}.paper strong{font-size:17px;font-family:serif}.paper .bars{margin-top:22px}.data-line{max-width:1264px;margin:0 auto 80px;border-top:1px solid var(--line);padding-top:30px;display:flex;justify-content:space-between;gap:24px;font-size:13px;color:var(--muted)}.data-line strong{font-weight:500;color:var(--ink)}.closing{padding:84px 40px 28px;background:#143f35;color:white;text-align:center}.closing h2{font-size:46px;font-weight:400;letter-spacing:2px;margin-bottom:30px}.closing footer{max-width:1264px;display:flex;justify-content:space-between;gap:25px;align-items:center;margin:85px auto 0;border-top:1px solid #ffffff25;padding-top:27px;font-size:11px;color:#cad8cf}.closing .brand{font-size:18px;color:#fff}.reveal{opacity:1;transform:translateY(0);transition:opacity .8s,transform .8s}.js .reveal:not(.seen){opacity:0;transform:translateY(28px)}body.paused *,body.paused *:before{animation-play-state:paused!important}body.paused .hero-photo{transition:none}.notice{font-size:10px;opacity:.7;letter-spacing:0}.stage-change{animation:enter .45s both}
@keyframes landscape{from{transform:scale(1.08)}to{transform:scale(1.015)}}@keyframes enter{from{opacity:0;transform:translateY(15px)}to{opacity:1;transform:translateY(0)}}@keyframes card-in{from{opacity:0;transform:translateX(20px)}to{opacity:1;transform:translateX(0)}}@keyframes pulse{0%,35%,100%{opacity:.35;box-shadow:none}10%,25%{opacity:1;box-shadow:0 0 17px #cafbdd}}@keyframes highlight-in{from{clip-path:inset(0 100% 0 0)}to{clip-path:inset(0 0 0 0)}}
@media(min-width:1700px){.hero{height:900px}.hero-content{margin-top:165px}}@media(max-width:1360px){.hero-content,.section,.data-line{margin-left:6%;margin-right:6%}.hero-content{margin-top:130px}.demo-stage{grid-template-columns:145px 1fr 215px;gap:20px}.hero h1{font-size:62px}.flow{width:230px}}@media(max-width:1000px){.hero{height:760px}.hero h1{font-size:48px}.flow{width:205px}.hero-content{gap:25px}.demo-stage{grid-template-columns:1fr 220px}.demo-nav{display:none}.scene{height:360px}.scene-title{left:24px}.scene-title h3{font-size:24px}.papers{transform:scale(.8) rotate(-12deg)}}@media(max-width:700px){header{height:85px;padding:0 24px}.brand{font-size:18px}.mark{width:32px;height:32px;font-size:24px}nav{gap:12px}nav>a:not(.outline){display:none}.outline{padding:9px 15px;font-size:12px}.hero{height:auto;min-height:780px}.hero-photo{object-position:68% center}.shade{background:linear-gradient(90deg,#09291dbb,#09291d40),linear-gradient(0deg,#09291d99,transparent)}.hero-content{margin:90px 24px 100px;display:block}.eyebrow{font-size:10px;letter-spacing:2px}.hero h1{font-size:42px;letter-spacing:-2px;white-space:normal}.hero-copy p{font-size:17px;letter-spacing:2px}.actions{margin-top:28px;gap:25px}.flow{width:100%;display:flex;padding:0;gap:8px;margin-top:75px}.flow:before{display:none}.flow-card{display:block;width:33.333%;padding:14px 10px;margin:0;min-height:96px;border-radius:7px}.flow-card:before{display:none}.doc-icon{width:18px;height:25px;margin-bottom:11px}.doc-icon:after{left:4px;right:4px;top:7px;box-shadow:0 4px #eef5ee,0 8px #eef5ee}.flow-card strong{font-size:12px}.mini-lines{display:none}.hero-bottom{bottom:25px;width:calc(100% - 48px);font-size:8px}.hero-bottom .notice{display:none}.section{padding:65px 0;margin-left:20px;margin-right:20px}.section-title h2{font-size:30px;letter-spacing:-1px}.section-title p{font-size:12px;margin-top:15px}.section-title{margin-bottom:28px}.demo-tabs{padding:0 8px}.demo-tab{padding:19px 2px;font-size:11px;gap:0;flex-direction:column}.demo-tab span{margin-bottom:6px;font-size:9px}.demo-tab:after{left:5px;right:5px}.demo-stage{display:block;padding:16px}.sheet{padding:25px 20px}.sheet h3{font-size:20px}.sheet p{font-size:12px}.evidence{margin-top:16px;padding:15px}.evidence h4{margin:9px 0;font-size:13px}.evidence p{font-size:11px}.evidence .status{margin-top:10px;padding-top:9px}.demo-bottom{padding:16px;font-size:9px}.scenes{padding-top:0;grid-template-columns:1fr;gap:16px}.scene{height:340px}.scene-title h3{font-size:25px}.papers{transform:scale(.85) rotate(-12deg)}.data-line{margin:0 24px 50px;flex-direction:column;font-size:12px;gap:15px;line-height:1.8}.closing{padding:60px 24px 25px}.closing h2{font-size:32px}.closing footer{flex-direction:column;align-items:flex-start;text-align:left;margin-top:55px;font-size:10px;line-height:1.8}.motion-control{font-size:10px}.button{font-size:13px;padding:13px 20px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before{animation:none!important;transition:none!important}.js .reveal:not(.seen){opacity:1;transform:none}}

[hidden]{display:none!important}.online-button{background:#133c3440;border:1px solid #ffffff8c;color:#fff}.online-button:hover{background:#ffffff20}.coming-soon{font-size:10px;opacity:.8}.actions{gap:16px;flex-wrap:wrap}.availability{display:flex;align-items:center;gap:24px;margin-top:20px;font-size:11px;color:#e0e9e1}.availability a{border-bottom:1px solid #ffffff60;padding-bottom:3px}.closing-actions{display:flex;justify-content:center;gap:16px;flex-wrap:wrap}.download-section{max-width:1264px;margin:0 auto;padding:0 0 90px;display:flex;align-items:center;justify-content:space-between;gap:30px}.download-eyebrow{font-size:11px;letter-spacing:2px;color:var(--green);margin-bottom:16px}.download-section h2{font-size:30px;font-weight:500;margin-bottom:18px}.download-section p:not(.download-eyebrow){color:var(--muted);font-size:13px;line-height:1.9;overflow-wrap:anywhere}.pending-release{padding:16px 24px;background:#e9ede5;color:var(--muted);border-radius:30px;font-size:13px;white-space:nowrap}dialog{border:1px solid var(--line);border-radius:16px;max-width:440px;width:calc(100% - 40px);padding:32px;color:var(--ink);background:var(--paper)}dialog::backdrop{background:#0b211d80;backdrop-filter:blur(5px)}dialog h2{font-size:24px;font-weight:500;margin-bottom:18px}dialog p{font-size:14px;line-height:1.9;color:var(--muted);margin-bottom:25px}dialog form{text-align:right}@media(max-width:1360px){.download-section{margin-left:6%;margin-right:6%}}@media(max-width:700px){.availability{align-items:flex-start;flex-direction:column;gap:12px}.hero-content{margin-top:75px}.flow{margin-top:45px}.download-section{flex-direction:column;align-items:flex-start;margin:0 24px;padding-bottom:55px;gap:22px}.download-section h2{font-size:25px}.hero .actions .button{padding:13px 18px;gap:10px}.closing-actions .button{gap:12px}.coming-soon{font-size:9px}}
@media(max-width:700px){nav>a.operator-login{display:inline;font-size:12px}}
.brand-image{width:44px;height:44px;object-fit:contain;filter:brightness(0) invert(1)}
