:root{--particle-bg:#070816;--particle-deep:#03040c;--particle-panel:#101329;--particle-line:#282f50;--particle-text:#f0f2ff;--particle-muted:#9298b8;--particle-cyan:#51e4e5;--particle-violet:#9f73ff;--particle-pink:#ff79c7;--particle-paper:#e9ecf3;--particle-ink:#171b34}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;min-height:100dvh;color:var(--particle-text);background:var(--particle-bg);font-family:"Segoe UI","Microsoft YaHei UI","Microsoft YaHei",sans-serif;line-height:1.72}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.particle-shell{width:min(1220px,calc(100% - 48px));margin-inline:auto}
.particle-header{position:sticky;top:0;z-index:50;border-bottom:1px solid var(--particle-line);background:rgba(7,8,22,.9);backdrop-filter:blur(16px)}
.particle-nav{min-height:72px;display:grid;grid-template-columns:auto 1fr auto;gap:34px;align-items:center}.particle-brand{display:inline-flex;align-items:center;gap:10px;font-size:20px;font-weight:900;white-space:nowrap}.particle-brand img{display:block;width:34px;height:34px;object-fit:contain}.particle-links{display:flex;justify-content:center;gap:clamp(18px,3vw,38px);color:var(--particle-muted);font-size:14px;font-weight:700}.particle-links a:hover{color:var(--particle-cyan)}
.particle-button{display:inline-flex;align-items:center;justify-content:center;min-width:164px;min-height:50px;padding:0 22px;border:1px solid var(--particle-cyan);border-radius:4px;color:#061315;background:var(--particle-cyan);font-weight:900;white-space:nowrap;word-break:keep-all;writing-mode:horizontal-tb;box-shadow:0 0 28px rgba(81,228,229,.16);transition:transform .2s ease,background .2s ease}.particle-button:hover{background:#9affff;transform:translateY(-2px)}.particle-button--small{min-width:132px;min-height:44px;padding-inline:16px}.particle-text-link{color:#207b8c;font-weight:900}
a:focus-visible,summary:focus-visible{outline:3px solid var(--particle-pink);outline-offset:4px}
.convergence-hero{min-height:calc(100dvh - 72px);overflow:hidden;background:linear-gradient(135deg,#08091a,#050611 65%,#0b0920)}.convergence-stage{position:relative;min-height:calc(100dvh - 72px)}.convergence-copy{position:absolute;z-index:10;top:13%;left:0;width:min(610px,52%)}.particle-label{margin:0 0 13px;color:var(--particle-cyan);font-size:10px;font-weight:900;letter-spacing:.17em}.convergence-copy h1,.formation-layout h2,.cluster-copy h2,.assembly-layout h2,.sequence-layout h2,.guide-layout h2,.faq-layout h2,.callout-layout h2{margin:0;font-family:"Arial Narrow","Microsoft YaHei UI",sans-serif;font-size:clamp(44px,6.2vw,84px);line-height:.98;letter-spacing:-.05em;text-wrap:balance}.convergence-copy>p:not(.particle-label){max-width:590px;margin:24px 0;color:var(--particle-muted);font-size:17px}.convergence-copy>div{display:flex;align-items:center;flex-wrap:wrap;gap:20px}.convergence-copy .particle-text-link{color:var(--particle-cyan)}
.particle-field{position:absolute;inset:5% -7% 0 28%;overflow:hidden}.particle-field::before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 68% 51%,rgba(81,228,229,.13),transparent 30%),radial-gradient(ellipse at 49% 55%,rgba(159,115,255,.09),transparent 42%)}
.dust{position:absolute;inset:0}.dust i,.particle-stream i{position:absolute;width:3px;height:3px;border-radius:50%;background:var(--particle-cyan);box-shadow:0 0 8px currentColor;animation:particle-breathe 3.4s ease-in-out infinite}.dust i:nth-child(3n){width:2px;height:2px;color:var(--particle-violet);background:var(--particle-violet);animation-delay:-1.3s}.dust i:nth-child(4n){width:5px;height:5px;color:var(--particle-pink);background:var(--particle-pink);animation-delay:-2.1s}
.cloud-left i:nth-child(1){top:16%;left:4%}.cloud-left i:nth-child(2){top:28%;left:12%}.cloud-left i:nth-child(3){top:42%;left:1%}.cloud-left i:nth-child(4){top:58%;left:15%}.cloud-left i:nth-child(5){top:74%;left:7%}.cloud-left i:nth-child(6){top:87%;left:20%}.cloud-left i:nth-child(7){top:11%;left:28%}.cloud-left i:nth-child(8){top:35%;left:25%}.cloud-left i:nth-child(9){top:65%;left:29%}.cloud-left i:nth-child(10){top:91%;left:35%}.cloud-left i:nth-child(11){top:52%;left:38%}.cloud-left i:nth-child(12){top:21%;left:41%}
.cloud-top i:nth-child(1){top:4%;left:48%}.cloud-top i:nth-child(2){top:9%;left:62%}.cloud-top i:nth-child(3){top:3%;left:77%}.cloud-top i:nth-child(4){top:16%;left:90%}.cloud-top i:nth-child(5){top:22%;left:53%}.cloud-top i:nth-child(6){top:14%;left:70%}.cloud-top i:nth-child(7){top:29%;left:85%}.cloud-top i:nth-child(8){top:34%;left:57%}.cloud-top i:nth-child(9){top:27%;left:73%}.cloud-top i:nth-child(10){top:38%;left:95%}
.cloud-bottom i:nth-child(1){bottom:5%;left:44%}.cloud-bottom i:nth-child(2){bottom:12%;left:58%}.cloud-bottom i:nth-child(3){bottom:3%;left:72%}.cloud-bottom i:nth-child(4){right:8%;bottom:9%}.cloud-bottom i:nth-child(5){right:1%;bottom:24%}.cloud-bottom i:nth-child(6){right:20%;bottom:21%}.cloud-bottom i:nth-child(7){right:34%;bottom:12%}.cloud-bottom i:nth-child(8){right:42%;bottom:27%}.cloud-bottom i:nth-child(9){right:13%;bottom:36%}.cloud-bottom i:nth-child(10){right:29%;bottom:40%}
.particle-stream{position:absolute;z-index:2;height:1px;background:linear-gradient(90deg,transparent,rgba(81,228,229,.55),transparent);transform-origin:left}.stream-a{top:48%;left:17%;width:55%;transform:rotate(-8deg)}.stream-b{right:4%;bottom:29%;width:48%;transform:rotate(-19deg)}.particle-stream i{top:-2px;animation:particle-travel 5s linear infinite}.particle-stream i:nth-child(1){left:3%}.particle-stream i:nth-child(2){left:22%;animation-delay:-1s}.particle-stream i:nth-child(3){left:41%;animation-delay:-2s}.particle-stream i:nth-child(4){left:63%;animation-delay:-3s}.particle-stream i:nth-child(5){left:82%;animation-delay:-4s}.particle-stream i:nth-child(6){left:95%;animation-delay:-.5s}
.aggregation-core{position:absolute;z-index:5;top:50%;right:16%;width:280px;min-height:440px;transform:translateY(-48%)}.aggregation-core::before,.aggregation-core::after{content:"";position:absolute;top:50%;left:50%;border:1px dashed rgba(81,228,229,.35);border-radius:42% 58% 53% 47%/48% 42% 58% 52%;transform:translate(-50%,-50%);animation:cluster-turn 18s linear infinite}.aggregation-core::before{width:390px;height:330px}.aggregation-core::after{width:480px;height:410px;animation-direction:reverse;animation-duration:25s}.aggregation-core figure{position:relative;z-index:3;align-self:center;width:100%;height:auto;margin:0;padding:0;overflow:visible;transform:none}.aggregation-core img{display:block;width:100%;height:auto;min-height:0;max-height:none;margin:0;padding:0;object-fit:contain;object-position:center;clip-path:none;transform:none;filter:drop-shadow(0 25px 34px rgba(0,0,0,.5))}.aggregation-core figcaption{color:var(--particle-muted);font-size:8px;text-align:center}.core-node{position:absolute;z-index:6;width:10px;height:10px;border-radius:50%;background:var(--particle-cyan);box-shadow:0 0 0 7px rgba(81,228,229,.08),0 0 18px var(--particle-cyan)}.node-one{top:8%;left:-20%}.node-two{top:44%;right:-28%;background:var(--particle-pink)}.node-three{bottom:6%;left:-10%;background:var(--particle-violet)}
.field-note{position:absolute;z-index:7;padding:6px 10px;border-left:2px solid var(--particle-cyan);color:var(--particle-muted);background:rgba(7,8,22,.8);font-size:9px}.note-input{top:29%;left:23%}.note-route{top:43%;right:2%}.note-output{right:20%;bottom:15%}.particle-disclaimer{position:absolute;right:0;bottom:25px;margin:0;color:#596082;font-size:8px}
@keyframes particle-breathe{50%{opacity:.35;transform:scale(.7)}}@keyframes particle-travel{50%{transform:translateX(12px);opacity:.4}}@keyframes cluster-turn{to{transform:translate(-50%,-50%) rotate(360deg)}}
.formation-section{padding:clamp(100px,13vw,170px) 0;color:var(--particle-ink);background:var(--particle-paper)}.formation-layout>header{display:grid;grid-template-columns:.35fr 1.05fr .6fr;gap:clamp(24px,5vw,70px);align-items:start}.formation-layout h2,.cluster-copy h2,.assembly-layout h2,.sequence-layout h2,.guide-layout h2,.faq-layout h2{font-size:clamp(38px,5vw,68px)}.formation-layout .particle-label,.cluster-copy .particle-label,.assembly-layout .particle-label,.guide-layout .particle-label,.faq-layout .particle-label{color:#327486}.formation-layout header>p:last-child{margin:5px 0 0;color:#667088}.formation-path{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:34px;margin-top:92px;padding-top:75px}.formation-line{position:absolute;top:0;right:3%;left:3%;height:70px;border-top:1px solid #69738b}.formation-line::before,.formation-line::after{content:"";position:absolute;top:-2px;width:4px;height:4px;border-radius:50%;background:#327486}.formation-line::before{left:0}.formation-line::after{right:0}.formation-line i{position:absolute;top:-5px;width:10px;height:10px;border:2px solid #327486;border-radius:50%;background:var(--particle-paper)}.formation-line i:nth-child(1){left:0}.formation-line i:nth-child(2){left:33%}.formation-line i:nth-child(3){left:66%}.formation-line i:nth-child(4){right:0}.formation-path article span{color:#327486;font-size:10px;font-weight:900}.formation-path h3{margin:30px 0 10px;font-size:21px}.formation-path p{color:#667088}
.cluster-section{padding:clamp(100px,13vw,170px) 0;background:#0c1021}.cluster-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(50px,8vw,110px);align-items:center}.cluster-visual{position:relative;min-height:520px}.cluster{position:absolute;border:1px solid var(--particle-line);border-radius:48% 52% 42% 58%/55% 42% 58% 45%}.cluster-a{inset:5% 30% 34% 0}.cluster-b{inset:31% 0 5% 40%}.cluster-c{inset:38% 34% 0 8%}.cluster i{position:absolute;width:6px;height:6px;border-radius:50%;background:var(--particle-cyan);box-shadow:0 0 10px var(--particle-cyan)}.cluster i:nth-child(1){top:18%;left:20%}.cluster i:nth-child(2){top:35%;right:18%;background:var(--particle-pink)}.cluster i:nth-child(3){bottom:22%;left:32%;background:var(--particle-violet)}.cluster i:nth-child(4){right:28%;bottom:15%}.cluster i:nth-child(5){top:50%;left:48%}.cluster i:nth-child(6){top:12%;right:36%;background:var(--particle-pink)}.cluster b{position:absolute;top:50%;left:50%;color:var(--particle-text);font-size:12px;transform:translate(-50%,-50%)}.cluster-link{position:absolute;height:1px;background:linear-gradient(90deg,var(--particle-cyan),var(--particle-violet))}.link-a{top:39%;left:33%;width:45%;transform:rotate(18deg)}.link-b{bottom:31%;left:23%;width:48%;transform:rotate(-12deg)}.cluster-copy>p:not(.particle-label){color:var(--particle-muted)}.cluster-copy dl{margin:30px 0 0}.cluster-copy dl div{display:grid;grid-template-columns:120px 1fr;gap:20px;padding:15px 0;border-top:1px solid var(--particle-line)}.cluster-copy dt{color:var(--particle-cyan);font-weight:900}.cluster-copy dd{margin:0;color:var(--particle-muted)}
.device-assembly{padding:clamp(100px,13vw,170px) 0;color:var(--particle-ink);background:#f4f5f9}.assembly-layout{display:grid;grid-template-columns:.7fr 1.3fr;grid-template-rows:auto auto;gap:50px 90px}.assembly-layout header>p:not(.particle-label){color:#667088}.assembly-figure{grid-row:1/3;grid-column:2;align-self:center;height:auto;margin:0;padding:0;overflow:visible;transform:none}.assembly-figure img{display:block;width:100%;height:auto;min-height:0;max-height:none;margin:0;padding:0;object-fit:contain;object-position:center;clip-path:none;transform:none}.assembly-figure figcaption{padding-top:8px;border-top:1px solid #c8cbd6;color:#737a8f;font-size:9px}.assembly-index{align-self:end;border-top:1px solid #aeb4c3}.assembly-index a{display:flex;justify-content:space-between;padding:9px 0;border-bottom:1px solid #c8cbd6;font-weight:800}.assembly-index span{color:#737a8f;font-size:10px;font-weight:400}
.signal-sequence{padding:clamp(100px,13vw,170px) 0;background:#090b19}.sequence-layout>header{display:grid;grid-template-columns:.4fr 1.6fr;gap:40px;margin-bottom:66px}.sequence-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--particle-line)}.sequence-list li{position:relative;display:grid;grid-template-columns:100px 1fr 30px;gap:28px;padding:22px 0;border-bottom:1px solid var(--particle-line)}.sequence-list li>span{color:var(--particle-cyan);font-size:10px;font-weight:900}.sequence-list h3,.sequence-list p{margin:0}.sequence-list h3{font-size:20px}.sequence-list p{color:var(--particle-muted)}.sequence-list li>i{width:9px;height:9px;margin-top:8px;border-radius:50%;background:var(--particle-violet);box-shadow:0 0 0 6px rgba(159,115,255,.08)}.sequence-layout>.particle-text-link{display:inline-block;margin-top:24px;color:var(--particle-cyan)}
.particle-guides{padding:clamp(100px,13vw,170px) 0;color:var(--particle-ink);background:#e9ecf3}.guide-layout{display:grid;grid-template-columns:.65fr 1.35fr;gap:clamp(50px,8vw,110px)}.knowledge-network{position:relative;border-left:1px solid #a7adbd;padding-left:30px}.knowledge-network article{position:relative;padding:0 0 36px}.knowledge-network article::before{content:"";position:absolute;top:8px;left:-35px;width:9px;height:9px;border:2px solid #327486;border-radius:50%;background:#e9ecf3}.knowledge-network span{color:#327486;font-size:10px;font-weight:900}.knowledge-network h3{margin:10px 0 6px;font-size:21px}.knowledge-network p{color:#667088}.knowledge-network a{color:#327486;font-weight:900}
.particle-faq{padding:clamp(100px,13vw,170px) 0;color:var(--particle-ink);background:#fff}.faq-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:clamp(50px,8vw,110px)}.faq-list{border-top:1px solid #b8bdca}.faq-list details{border-bottom:1px solid #b8bdca}.faq-list summary{padding:22px 0;cursor:pointer;list-style:none;font-weight:800}.faq-list summary::-webkit-details-marker{display:none}.faq-list p{margin:0 0 22px;color:#667088}
.particle-callout{position:relative;overflow:hidden;padding:clamp(64px,8vw,100px) 0;color:#061315;background:var(--particle-cyan)}.callout-particles i{position:absolute;width:5px;height:5px;border-radius:50%;background:#163b44}.callout-particles i:nth-child(1){top:18%;left:5%}.callout-particles i:nth-child(2){top:65%;left:18%}.callout-particles i:nth-child(3){top:25%;left:43%}.callout-particles i:nth-child(4){right:31%;bottom:15%}.callout-particles i:nth-child(5){top:10%;right:13%}.callout-particles i:nth-child(6){right:3%;bottom:27%}.callout-layout{position:relative;z-index:2;display:grid;grid-template-columns:1fr auto;gap:50px;align-items:end}.callout-layout .particle-label{color:#145a63}.callout-layout h2{max-width:17ch}.particle-button--dark{border-color:#080b19;color:#fff;background:#080b19}
.particle-footer{padding:52px 0 22px;background:#03040b}.footer-layout{display:grid;grid-template-columns:1.5fr .6fr .6fr;gap:46px}.footer-layout h3{margin:0 0 10px;color:var(--particle-cyan);font-size:12px}.footer-layout>div>a:not(.particle-brand){display:block;margin:7px 0;color:var(--particle-muted);font-size:12px}.footer-layout>div:first-child p{color:var(--particle-muted);font-size:12px}.particle-copyright{grid-column:1/4;margin:20px 0 0;padding-top:18px;border-top:1px solid #20243f;color:#565d7e;font-size:10px}
@media(max-width:980px){.convergence-copy{width:56%}.particle-field{left:22%}.aggregation-core{right:8%}.formation-layout>header{grid-template-columns:.35fr 1.1fr}.formation-layout header>p:last-child{grid-column:2}.cluster-layout,.guide-layout,.faq-layout{grid-template-columns:1fr}.cluster-visual{max-width:700px}.assembly-layout{grid-template-columns:1fr}.assembly-figure{grid-column:auto;grid-row:auto}.assembly-index{max-width:720px}}
@media(max-width:680px){.particle-shell{width:min(100% - 24px,1220px)}.particle-nav{grid-template-columns:auto auto}.particle-nav>.particle-button{display:none}.particle-links{grid-column:1/3;grid-row:2;justify-content:flex-start;overflow-x:auto;padding:11px 0}.convergence-hero,.convergence-stage{min-height:900px}.convergence-copy{position:relative;top:auto;width:100%;padding-top:50px}.convergence-copy h1{font-size:clamp(42px,13vw,60px)}.convergence-copy>div{display:grid}.convergence-copy .particle-button{width:100%}.particle-field{inset:390px -35% 20px -20%}.aggregation-core{right:25%;width:190px;min-height:320px}.aggregation-core::before{width:270px;height:230px}.aggregation-core::after{width:340px;height:290px}.particle-disclaimer{right:0;left:0}.formation-layout>header,.sequence-layout>header{grid-template-columns:1fr}.formation-layout header>p:last-child{grid-column:auto}.formation-path{grid-template-columns:1fr;padding:0 0 0 28px}.formation-line{top:0;bottom:0;left:4px;width:1px;height:auto;border-top:0;border-left:1px solid #69738b}.formation-line i{top:auto;left:-5px!important}.formation-line i:nth-child(1){top:0}.formation-line i:nth-child(2){top:31%}.formation-line i:nth-child(3){top:64%}.formation-line i:nth-child(4){right:auto;bottom:0}.formation-path article{padding-bottom:34px}.formation-path h3{margin:7px 0}.cluster-visual{min-height:410px}.cluster-copy dl div{grid-template-columns:1fr;gap:4px}.sequence-list li{grid-template-columns:70px 1fr}.sequence-list li>i{display:none}.callout-layout{grid-template-columns:1fr}.callout-layout .particle-button{width:100%}.footer-layout{grid-template-columns:1fr 1fr}.footer-layout>div:first-child{grid-column:1/3}.particle-copyright{grid-column:1/3}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.dust i,.particle-stream i,.aggregation-core::before,.aggregation-core::after{animation:none}.particle-button{transition:none}}
.aggregation-core figure,.assembly-figure{align-self:center;height:auto;padding:0;margin-top:0;margin-bottom:0;overflow:visible;transform:none}.aggregation-core img,.assembly-figure img{display:block;width:100%;height:auto;min-height:0;max-height:none;margin:0;padding:0;object-fit:contain;object-position:center;clip-path:none;transform:none}