@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');
:root{color-scheme:dark;--bg:#0c1014;--panel:#141a20;--muted:#99a4af;--line:#283039;--green:#b3f46b;--white:#eff3f4}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;background:var(--bg);color:var(--white);font:15px/1.7 'DM Sans','Microsoft YaHei',sans-serif}a{color:inherit;text-decoration:none}button,input,select{font:inherit}a,button,input,select{outline-offset:5px}a:focus-visible,button:focus-visible{outline:2px solid var(--green)}p{color:var(--muted);margin:12px 0 24px}h1,h2,h3,.brand{font-family:'Space Grotesk','Microsoft YaHei',sans-serif;line-height:1.15;letter-spacing:-1.4px}h1{font-size:clamp(40px,4.6vw,66px);font-weight:600;margin:24px 0}h2{font-size:36px;font-weight:500;margin:16px 0}h3{font-size:23px;font-weight:500;letter-spacing:-.5px}em{color:var(--green);font-style:normal}.mint{color:var(--green)}header{height:102px;max-width:1280px;margin:auto;padding:0 44px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:30px}.brand{font-size:22px;letter-spacing:-1px;display:flex;align-items:center;font-weight:700;white-space:nowrap;gap:10px}.brand small{display:block;font:8px/2 'DM Sans',sans-serif;letter-spacing:2px;color:var(--muted)}.brand-icon{border:1px solid var(--green);border-radius:7px;color:var(--green);padding:5px 8px;font-size:25px}nav{display:flex;gap:27px;font-size:13px;color:#bbc2c8}nav a:hover,nav a.active,.text-link:hover{color:var(--green)}.language{border:1px solid var(--line);border-radius:5px;padding:7px 13px;font-size:12px;white-space:nowrap}main{max-width:1192px;margin:auto}section{padding:62px 0}.hero{display:grid;grid-template-columns:1.14fr 1fr;min-height:610px;align-items:center;padding:55px 0 45px;gap:25px}.eyebrow{font:600 10px/1.6 'DM Sans','Microsoft YaHei',sans-serif;letter-spacing:2px;color:var(--green);display:flex;align-items:center;gap:8px}.dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--green);box-shadow:0 0 12px #b3f45650}.hero h1{font-size:clamp(40px,4.2vw,60px);line-height:1.1;letter-spacing:-2.5px}.hero p{max-width:490px;font-size:15px;line-height:1.9}.actions{display:flex;align-items:center;gap:28px;margin:30px 0}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:24px;background:var(--green);border:0;border-radius:5px;color:#15200d;font-weight:700;font-size:13px;padding:14px 22px;cursor:pointer}.button:hover{background:#c9ff8f;transform:translateY(-1px)}.text-link{font-size:12px;white-space:nowrap;font-weight:600}.hero-meta{display:flex;gap:22px;color:var(--muted);font-size:10px}.hero-meta span:first-letter{color:var(--green)}.server-art{height:460px;position:relative;display:flex;align-items:center;justify-content:center;background:radial-gradient(ellipse,#83cb5b12,transparent 66%);overflow:hidden}.server-art:before{content:'';position:absolute;inset:25px;background-image:linear-gradient(#b3f46b09 1px,transparent 1px),linear-gradient(90deg,#b3f46b09 1px,transparent 1px);background-size:35px 35px;mask-image:radial-gradient(ellipse,black,transparent 70%)}.rack{width:245px;transform:perspective(1000px) rotateY(-18deg) rotateX(6deg);background:linear-gradient(120deg,#303d41,#141d22);border:1px solid #63715d;border-right:15px solid #27342d;border-bottom:14px solid #1b2622;border-radius:10px;padding:17px 15px;box-shadow:25px 30px 90px #0008,-15px 10px 70px #a3ff4d13;position:relative}.rack-title,.rack-base{font-size:8px;letter-spacing:1.5px;color:#a9b8aa;margin-bottom:15px}.rack-title span{float:right;color:var(--green)}.rack-base{margin:12px 0 0;font-size:7px}.server-unit{height:69px;margin:10px 0;border:1px solid #4d5e4a;border-radius:4px;padding:9px;background:linear-gradient(110deg,#1c2924,#111916);box-shadow:0 0 20px #b3f46b09,inset 0 1px #ffffff0a}.vents{font-size:20px;line-height:1;letter-spacing:-2px;color:#66765d}.unit-bottom{display:flex;justify-content:space-between;font:7px monospace;letter-spacing:1px;margin-top:9px;color:#9ba795}.lights{color:#4d5948;font-size:8px}.lights b{color:var(--green);text-shadow:0 0 9px var(--green)}.floating{position:absolute;padding:10px 14px;background:#151d1c;border:1px solid #45563c;border-radius:5px;font-size:8px;letter-spacing:1.1px;z-index:2}.top-label{top:50px;left:20px;transform:rotate(-4deg)}.bottom-label{bottom:52px;right:3px;color:#bdcbb4;transform:rotate(3deg)}.bottom-label span{color:var(--green);font-size:17px;margin-right:5px}.orbit{position:absolute;width:390px;height:390px;border:1px solid #85af6230;border-radius:50%;transform:rotate(-30deg) scaleY(.55)}.o2{transform:rotate(40deg) scaleY(.7);width:430px;height:430px;border-style:dashed}.art-cross{position:absolute;right:35px;top:78px;color:var(--green);font:32px monospace}.topic-strip{border-block:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:25px;padding:22px 0;font-size:12px}.topic-strip>span{font-size:9px;letter-spacing:1.5px;color:var(--muted)}.topic-strip a{color:#c5cdd3}.topic-strip a:hover{color:var(--green)}.section-heading{display:flex;justify-content:space-between;align-items:end;margin-bottom:28px;gap:20px}.section-heading p{margin-bottom:0;font-size:13px}.section-heading .text-link{padding-bottom:4px}.game-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.game-card{display:block;border:1px solid var(--line);border-radius:8px;overflow:hidden;position:relative;min-height:310px;background:#15251f}.game-card:hover{border-color:#9bbf6f}.landscape{height:310px;position:absolute;inset:0;background:linear-gradient(#1b373b,#87a969);overflow:hidden}.game-1 .landscape{background:linear-gradient(#21465b,#89b2a0)}.game-card:after{content:'';position:absolute;inset:0;background:linear-gradient(transparent 10%,#09131133 35%,#0a1310fa 100%)}.sun{position:absolute;border-radius:50%;width:70px;height:70px;top:32px;right:100px;background:#e3f1bb;box-shadow:0 0 90px #d5ed9788}.game-1 .sun{width:110px;height:110px;right:70px;background:#a5d2dc}.mountain{position:absolute;width:90%;height:290px;background:#365749;clip-path:polygon(0 100%,10% 50%,22% 62%,40% 4%,59% 40%,68% 22%,100% 100%);bottom:-20px;left:-50px}.mountain.back{background:#7c9f7e;left:90px;bottom:10px}.game-1 .mountain{background:#25484c;clip-path:polygon(0 100%,8% 60%,20% 62%,39% 7%,47% 10%,59% 56%,76% 24%,86% 31%,100% 100%)}.game-1 .back{background:#527e84}.cube{position:absolute;width:95px;height:70px;top:110px;left:100px;background:#5d8251;border-top:18px solid #9fbd6a;box-shadow:14px 10px 0 #365340}.cube.two{left:20px;top:153px;width:90px;background:#617c45;border-color:#b7c976}.tree{position:absolute;width:40px;height:100px;right:110px;top:100px;background:#1c3e30;clip-path:polygon(50% 0,100% 50%,80% 50%,100% 75%,60% 75%,60% 100%,40% 100%,40% 75%,0 75%,20% 50%,0 50%)}.t2{right:60px;top:130px}.t3{right:170px;top:145px}.game-1 .cube{display:none}.game-1 .tree{background:#213d44;width:65px;height:140px;top:100px}.game-caption{position:absolute;z-index:1;bottom:22px;left:27px;right:27px}.game-caption small{font-size:8px;letter-spacing:2px;color:#d4e2ce}.game-caption h3{font-size:31px;margin:10px 0}.game-caption h3 span{float:right;font-size:23px;color:var(--green)}.game-caption p{font-size:12px;color:#bdc8c0;margin:0}.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.guide-card{display:flex;flex-direction:column;padding:25px;background:var(--panel);border:1px solid var(--line);border-radius:6px;transition:border-color .2s,transform .2s}.guide-card:hover{border-color:#7eaa58;transform:translateY(-3px)}.card-top{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:10px}.tag{color:var(--green);font-size:8px;letter-spacing:1px;background:#b3f46b0b;border:1px solid #b3f46b25;border-radius:3px;padding:3px 7px}.muted{color:var(--muted)}.guide-card h3{margin:23px 0 0;line-height:1.3}.guide-card p{font-size:12px;line-height:1.85;flex:1}.read{border-top:1px solid var(--line);padding-top:14px;font-size:11px}.read span{float:right;color:var(--green)}.tool-banner{padding:35px 38px;border:1px solid #45405e;background:linear-gradient(110deg,#211e30,#141b23);border-radius:7px;display:flex;justify-content:space-between;gap:30px;align-items:center;margin:15px 0 30px}.tool-banner h2{font-size:29px}.tool-banner p{margin-bottom:0;font-size:13px}.tool-banner .eyebrow{color:#b9a2f6}.independent{display:flex;align-items:center;gap:27px;border-bottom:1px solid var(--line);padding:40px 0 60px}.independent h2{font-size:23px;letter-spacing:-.5px}.independent p{font-size:12px;max-width:650px;margin-bottom:0}.independent .text-link{margin-left:auto}.seal{font-size:45px;color:var(--green)}footer{max-width:1192px;margin:auto;padding:45px 0;display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px}footer .brand{font-size:20px}footer p,footer small{font-size:11px}footer>div:not(:first-child){display:flex;flex-direction:column;align-items:start;gap:12px;font-size:12px;color:var(--muted)}.lead{font-size:17px;max-width:750px}.search-box{display:flex;align-items:center;gap:15px;background:var(--panel);border:1px solid var(--line);padding:12px 18px;border-radius:5px;max-width:800px;margin:35px 0 20px}.search-box>span{font-size:25px;color:var(--green)}.search-box input{width:100%;border:0;background:transparent;padding:6px;color:var(--white);min-width:0}kbd{color:var(--muted);border:1px solid var(--line);padding:0 8px}.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:28px}.filters button{background:transparent;color:var(--muted);border:1px solid var(--line);border-radius:4px;padding:7px 15px;cursor:pointer;font-size:12px}.filters button.selected{background:var(--green);color:#172012;border-color:var(--green)}.breadcrumbs{font-size:11px;color:var(--muted);margin-bottom:40px}.breadcrumbs a:hover{color:var(--green)}.article-header{max-width:900px;padding-bottom:35px}.article-header h1{font-size:49px}.article-meta{font-size:11px;color:var(--muted)}.article-layout{display:grid;grid-template-columns:220px 1fr;gap:60px}.article-layout aside{position:sticky;top:25px;align-self:start;font-size:12px;border-left:1px solid var(--line);padding-left:20px}.article-layout aside a{display:block;color:var(--muted);margin-top:15px}.article-layout aside a:hover{color:var(--green)}article{max-width:790px}article section{padding:22px 0;scroll-margin-top:20px}article h2{font-size:28px;line-height:1.3}article p{font-size:16px;line-height:2;color:#bdc6cc}.step{font-size:12px;color:var(--green);vertical-align:middle;margin-right:10px}.notice{padding:20px 24px;background:#b3f46b09;border-left:2px solid var(--green);color:#b4c4a8;font-size:13px;margin:30px 0}.source{border-block:1px solid var(--line);padding:20px 0;margin:20px 0}.source p{font-size:12px;overflow-wrap:anywhere}.source a{color:var(--green)}.prose{max-width:800px;margin:auto;min-height:65vh}.prose h2{font-size:26px;margin-top:40px}.prose p{font-size:16px;line-height:2}.calculator{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin:40px 0}.calculator form{display:grid;gap:17px}.calculator label{display:flex;flex-direction:column;gap:7px;font-size:12px;color:#bec6ce}.calculator input,.calculator select{padding:11px 14px;border:1px solid var(--line);background:var(--panel);border-radius:4px;color:var(--white)}.budget-result{background:linear-gradient(140deg,#23321f,#151d18);border:1px solid #4a5b37;border-radius:7px;padding:35px;align-self:start}.budget-result h2{font-size:48px;color:var(--green);overflow-wrap:anywhere}.budget-result strong{float:right;color:var(--white)}.budget-result hr{border:0;border-top:1px solid #415039;margin:28px 0}.budget-result small{display:block;font-size:11px;color:var(--muted)}.language-home{padding:100px 30px;max-width:900px}.skip{position:absolute;left:10px;top:-80px;padding:10px;background:var(--green);color:#111;z-index:10}.skip:focus{top:10px}[hidden]{display:none!important}#results{font-size:12px;min-height:20px}
@media(min-width:1500px){main,footer{max-width:1230px}header{max-width:1320px}.hero{min-height:650px}.server-art{height:500px}}
@media(max-width:1250px){main,footer{margin:0 40px}header{padding:0 40px}.hero h1{font-size:50px}nav{gap:20px}}
@media(max-width:900px){header{height:auto;min-height:95px;flex-wrap:wrap;padding:22px 25px;gap:20px}nav{order:3;width:100%;justify-content:space-between}main,footer{margin:0 25px}.hero{grid-template-columns:1fr 1fr;gap:0}.hero h1{font-size:39px}.hero-meta{flex-wrap:wrap;gap:10px}.server-art{transform:scale(.87);transform-origin:center;margin:0 -25px}.guide-grid{grid-template-columns:1fr 1fr}.guide-card:last-child{grid-column:auto}.tool-banner{padding:27px}.tool-banner h2{font-size:25px}.article-layout{grid-template-columns:160px 1fr;gap:25px}.article-header h1{font-size:39px}.calculator{gap:20px}}
@media(max-width:620px){body{font-size:14px}main,footer{margin:0 20px}header{padding:20px}.brand{font-size:20px}.language{font-size:10px;padding:6px 8px}nav{font-size:12px;gap:12px}.hero{display:flex;flex-direction:column;padding-top:40px;min-height:0;align-items:stretch}.hero h1{font-size:43px;letter-spacing:-1.9px}.hero p{font-size:14px}.hero .actions{gap:18px}.server-art{height:355px;margin:5px -20px -20px;transform:scale(.88)}.top-label{top:10px}.bottom-label{bottom:5px}.orbit{width:340px;height:340px}.o2{width:360px;height:360px}.art-cross{top:15px}.topic-strip{display:grid;grid-template-columns:1fr 1fr;gap:14px;font-size:10px}.topic-strip>span{font-size:8px}section{padding:42px 0}h2{font-size:29px}.section-heading{align-items:start;flex-direction:column;gap:18px}.game-grid,.guide-grid{grid-template-columns:1fr}.game-card{min-height:270px}.landscape{height:280px}.tool-banner{flex-direction:column;align-items:start;padding:27px 22px;margin-top:0}.tool-banner h2{font-size:27px}.independent{flex-wrap:wrap;gap:15px}.independent .seal{display:none}.independent .text-link{margin-left:0}.independent h2{font-size:24px}footer{grid-template-columns:1fr 1fr;gap:25px;padding-top:35px}footer>div:first-child{grid-column:1/-1}.article-layout{display:flex;flex-direction:column}.article-layout aside{position:static;width:100%}.article-header h1{font-size:36px}.article-header{padding-top:32px}.breadcrumbs{margin-bottom:25px}.calculator{grid-template-columns:1fr}.budget-result{padding:25px}.budget-result h2{font-size:43px}.prose h1{font-size:37px}.search-box kbd{display:none}.lead{font-size:15px}.language-home{padding-top:55px}}
.article-layout>*{min-width:0}article .table-scroll{max-width:100%;overflow-x:auto;border:1px solid var(--line);border-radius:5px;margin:22px 0 28px}article table{width:100%;border-collapse:collapse;font-size:13px;line-height:1.8;min-width:540px}article caption{text-align:left;padding:15px;color:var(--muted);font-size:11px;background:var(--panel)}article th,article td{padding:14px 16px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}article th{background:var(--panel);color:var(--green);font-weight:500}article td{color:#bdc6cc}article tr:last-child td{border:0}article a{color:var(--green);text-decoration:underline;text-decoration-color:#b3f46b45;text-underline-offset:4px;overflow-wrap:anywhere}article a:hover{text-decoration-color:var(--green)}article code{font-size:.85em;background:#b3f46b09;color:#d2edb7;padding:2px 5px;border-radius:3px;overflow-wrap:anywhere}article pre{max-width:100%;overflow-x:auto;background:#111a17;border:1px solid #3b4b32;border-radius:5px;padding:20px;margin:24px 0;font-size:12px;line-height:1.8}article pre code{padding:0;background:transparent;overflow-wrap:normal}article li{color:#bdc6cc;font-size:15px;line-height:1.9;margin-bottom:12px}article ol,article ul{padding-left:24px;margin:24px 0}.article-meta time{color:#c6d3bd}.hub-jumps{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0}.hub-jumps a{padding:8px 15px;border:1px solid var(--line);border-radius:4px;font-size:12px}.hub-jumps a:hover{border-color:var(--green);color:var(--green)}.hub-intro{max-width:850px}.hub-section{padding-top:25px}.hub-section h2{margin-bottom:25px}
.game-2 .landscape{background:linear-gradient(#142e45,#65918c)}.game-2 .cube{display:none}.game-2 .mountain{background:#23494b}.game-2 .back{background:#547a80}.game-2 .tree{height:140px;background:#173c35}.game-3 .landscape{background:linear-gradient(#47372c,#b18b58)}.game-3 .sun{background:#e5ba72}.game-3 .mountain{background:#4d5141}.game-3 .back{background:#7c7a58}.game-3 .tree{display:none}.game-3 .cube{border-color:#b3a475;background:#555c50;box-shadow:14px 10px 0 #374039}.game-3 .cube.two{height:115px;top:75px}
html[lang="zh-CN"] .hero h1{line-height:1.3;letter-spacing:-1px}html[lang="zh-CN"] h1,html[lang="zh-CN"] h2{word-break:normal}
@media(max-width:620px){html[lang="zh-CN"] .hero h1{font-size:34px;letter-spacing:-.8px}html[lang="zh-CN"] .brand small{letter-spacing:1.2px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
.language-menu{position:relative;flex-shrink:0;font-size:13px;z-index:20}.language-menu summary{cursor:pointer;border:1px solid var(--line);border-radius:5px;padding:9px 12px;list-style:none}.language-menu summary:focus-visible{outline:2px solid var(--green);outline-offset:4px}.language-options{position:absolute;right:0;top:100%;min-width:210px;background:var(--panel);border:1px solid var(--line);border-radius:5px;padding:8px;box-shadow:0 12px 30px #0008}.language-options a{display:block;padding:7px 10px}.language-options a:hover,.language-options a[aria-current]{color:var(--green);background:#202830}html[lang="ja"] h1,html[lang="ja"] h2,html[lang="ja"] h3{letter-spacing:0;line-height:1.4}@media(max-width:650px){.language-menu{margin-left:auto}.language-menu summary{padding:7px 8px;font-size:12px}.guide-card h3{overflow-wrap:anywhere}}