:root{color-scheme:dark;--bg:#090e22;--panel:#101a37;--line:#263456;--text:#edf1ff;--muted:#a6b1cd;--accent:#8093ff;--accent-light:#a6b3ff;font-family:"Microsoft YaHei UI","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:radial-gradient(ellipse 50% 20% at 90% 5%,#14274c 0,transparent 100%),var(--bg);color:var(--text);font-size:15px;line-height:1.7}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}button,a{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible{outline:3px solid #bfcbff;outline-offset:5px}button:disabled{cursor:default;opacity:.38}.container{width:min(1160px,calc(100% - 64px));margin-inline:auto}.skip{position:fixed;top:-80px;left:20px;z-index:10;background:var(--accent);padding:10px 20px;color:#090e22}.skip:focus{top:10px}.site-header{border-bottom:1px solid #233053;background:#0a1129ed;position:sticky;top:0;z-index:5;backdrop-filter:blur(16px)}.header-inner{height:86px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:12px;line-height:1.3;font-size:17px;font-weight:750}.brand img{border-radius:50%;border:1px solid #788ad6}.brand small{display:block;font-weight:400;font-size:11px;color:var(--muted);letter-spacing:2px;margin-top:5px}nav{display:flex;align-items:center;gap:34px;font-size:14px}nav>a:hover,.text-link:hover{color:#c7d1ff}.nav-download{border:1px solid #5666ab;border-radius:8px;padding:7px 15px}.nav-download span{margin-left:15px}.hero{display:grid;grid-template-columns:1.15fr 1fr;gap:48px;align-items:center;min-height:614px;padding-block:60px 46px}.eyebrow{color:var(--accent-light);font-size:12px;font-weight:600;letter-spacing:1.6px;display:flex;gap:8px;align-items:center}.eyebrow>span{width:6px;height:6px;background:var(--accent);border-radius:50%}h1{font-size:clamp(36px,4.3vw,56px);letter-spacing:-1.8px;line-height:1.35;margin:24px 0 22px;font-weight:760}h1 em{color:var(--accent-light);font-style:normal}.hero-description{font-size:17px;line-height:1.9;color:var(--muted);margin:0 0 29px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.button{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:13px 21px;border-radius:9px;font-weight:650;font-size:14px;transition:background .15s,transform .15s}.button svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.button:hover{transform:translateY(-2px)}.primary{background:var(--accent);color:#080f2a;box-shadow:0 6px 20px #7e91ff20}.primary:hover{background:#9aa9ff}.secondary{border:1px solid #33446f;background:#101a34}.secondary span{margin-left:4px}.download-meta{font-size:12px;color:var(--muted);margin:15px 0 24px}.download-meta span{margin:0 7px;color:#576583}.hero-features{display:flex;gap:20px;color:#c2cbe2;font-size:12px}.hero-features span:before{content:"✓";color:#8c9eff;margin-right:6px}.hero-visual{position:relative;display:flex;justify-content:center;align-items:center;height:470px}.hero-visual:before{content:"";position:absolute;inset:35px 0 15px;background:radial-gradient(ellipse,#607eb442,transparent 68%)}.orbit{position:absolute;width:380px;height:380px;border-radius:50%;border:1px solid #5875b33b;background:linear-gradient(135deg,#37598128,#11264b00)}.orbit-two{width:420px;height:420px;background:none;border-style:dashed;transform:rotate(-18deg)}.mascot{width:265px;height:auto;max-height:435px;object-fit:contain;position:relative;filter:drop-shadow(0 14px 24px #0b0f27)}.visual-caption{position:absolute;bottom:0;left:50%;transform:translateX(-50%);white-space:nowrap;display:flex;align-items:center;gap:9px;font-size:12px;background:#121c36e8;border:1px solid #34476d;border-radius:10px;padding:9px 15px}.online-dot{width:6px;height:6px;background:#9aabff;border-radius:50%}.caption-tag{color:var(--accent-light);border-left:1px solid #34476d;margin-left:4px;padding-left:12px}.before-start{padding:23px 26px;background:#111b35;border:1px solid var(--line);border-radius:12px}.before-title{display:flex;align-items:center;gap:10px;font-size:14px}.info-icon{font-family:serif;font-weight:bold;color:var(--accent-light);border:1px solid #6576b1;border-radius:50%;line-height:16px;width:18px;height:18px;text-align:center;font-size:13px}.preparation{display:flex;gap:38px;flex-wrap:wrap;margin:13px 0 10px}.preparation p{margin:0;color:#d8dff3;font-size:14px}.preparation b{color:#8ea0ed;font-size:12px;font-weight:500;margin-right:9px}.conditions{font-size:12px;color:var(--muted);line-height:1.9;margin:0;border-top:1px solid var(--line);padding-top:13px}.guide-section{padding-block:76px 60px}.section-heading{display:flex;justify-content:space-between;gap:24px;align-items:flex-end;margin-bottom:26px}.section-heading h2{font-size:30px;line-height:1.4;margin:9px 0 11px;letter-spacing:-.5px}.section-heading p{color:var(--muted);font-size:14px;margin:0}.text-link{color:var(--accent-light);font-size:13px;white-space:nowrap}.text-link span{margin-left:7px}.guide-layout{display:grid;grid-template-columns:272px minmax(0,1fr);gap:25px;align-items:start}.guide-sidebar{position:sticky;top:111px}.guide-group-label{color:#94a1c2;font-size:11px;letter-spacing:1.4px;margin:0 12px 10px}.second-label{margin-top:22px}.guide-list{display:grid;gap:5px}.guide-step{display:flex;align-items:center;width:100%;gap:12px;text-align:left;border:1px solid transparent;border-radius:9px;background:transparent;color:#c2cce5;padding:11px 12px;line-height:1.4;font-size:13px}.guide-step>span:first-child{font-size:12px;color:#91a1c6;font-variant-numeric:tabular-nums;align-self:flex-start;margin-top:2px}.guide-step small{display:block;color:#8c9bbd;font-size:11px;line-height:1.6;margin-top:4px}.guide-step .step-arrow{margin-left:auto;font-size:19px;color:#93a3d7}.guide-step:hover{background:#14203b}.guide-step.active{background:#19274a;border-color:#53649c;color:#fff}.guide-step.active>span:first-child{color:#bcc8ff}.guide-step.active small{color:#adbce1}.sidebar-tip{color:#8c9bbd;font-size:12px;line-height:1.9;padding:16px 13px 0;border-top:1px solid var(--line);margin:24px 0 0}.guide-viewer{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#111b35;scroll-margin-top:108px}.viewer-toolbar{display:flex;justify-content:space-between;align-items:center;padding:21px 23px 0;gap:15px}.viewer-toolbar>div{display:flex;align-items:center;gap:13px}.guide-count{font-size:11px;font-variant-numeric:tabular-nums;color:var(--accent-light);border:1px solid #435484;border-radius:5px;padding:2px 6px}.viewer-toolbar h3{font-size:17px;margin:0;font-weight:650}.original-link{color:var(--accent-light);font-size:12px;white-space:nowrap}.original-link span{margin-left:4px}.current-description{color:var(--muted);font-size:12px;margin:9px 23px 18px}.guide-image-wrap{background:#f4f5f8;margin:0 14px;border-radius:5px;overflow:hidden}.guide-image-wrap a{display:block;cursor:zoom-in;line-height:0}.guide-image-wrap img{display:block;width:100%;height:auto;aspect-ratio:2/3;object-fit:contain}.guide-image-wrap p{padding:25px;color:#15223b;font-size:14px}.viewer-bottom{padding:19px 20px;display:flex;justify-content:space-between;align-items:center;gap:12px}.viewer-bottom>span{font-size:11px;color:#94a2c2}.page-button{border:1px solid #3d507f;background:#152240;color:#d6dff5;padding:7px 13px;border-radius:7px;font-size:12px}.page-button:not(:disabled):hover{background:#263861}.page-button.next{color:#c3ceff}.daily-use{display:flex;align-items:center;gap:20px;padding:25px 26px;border:1px solid var(--line);border-radius:12px;background:linear-gradient(115deg,#182446,#10182e);margin-bottom:48px}.daily-use img{border-radius:50%;flex:none}.daily-use h2{font-size:17px;margin:0 0 6px}.daily-use p{font-size:12px;color:var(--muted);margin:0}.daily-use>a{margin-left:auto}.footer{padding-block:22px 30px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:11px;color:#8896b8}.footer-divider{margin:0 9px;color:#53617e}.footer a:hover{text-decoration:underline}noscript p{padding:15px}
@media(min-width:1600px){.hero{min-height:650px}}
@media(max-width:950px){.container{width:calc(100% - 40px)}.hero{gap:15px}.hero-visual{height:390px}.orbit{width:290px;height:290px}.orbit-two{width:330px;height:330px}.mascot{width:225px;max-height:365px}.hero-actions{gap:9px}.button{padding:12px 15px}.preparation{gap:20px}.guide-layout{grid-template-columns:230px minmax(0,1fr);gap:16px}.viewer-toolbar>div{gap:8px}.viewer-toolbar{padding-inline:16px}.viewer-toolbar h3{font-size:15px}.current-description{margin-inline:16px}}
@media(max-width:700px){html{scroll-padding-top:90px}.container{width:calc(100% - 32px)}.header-inner{height:73px}.brand{font-size:14px;gap:9px}.brand img{width:35px;height:35px}.brand small{font-size:9px;letter-spacing:1px}nav{gap:16px;font-size:12px}.nav-download{padding:6px 10px}.nav-download span{display:none}.hero{grid-template-columns:1fr;gap:0;padding-block:42px 30px;min-height:0;position:relative;overflow:hidden}.hero-copy{position:relative;z-index:1}.hero .eyebrow{font-size:10px;letter-spacing:1.2px}h1{font-size:39px;letter-spacing:-1px;margin:20px 0}.hero-description{font-size:15px}.hero-actions{gap:10px}.button{font-size:13px;padding:12px 15px}.download-meta{font-size:10px;margin-bottom:20px}.download-meta span{margin-inline:5px}.hero-features{font-size:11px;gap:15px}.hero-visual{height:300px;margin-top:20px}.mascot{width:175px;max-height:285px}.orbit{width:240px;height:240px}.orbit-two{width:270px;height:270px}.visual-caption{font-size:11px;padding:7px 12px;bottom:0}.before-start{padding:20px}.preparation{display:grid;gap:9px;margin:15px 0}.preparation p{font-size:13px}.conditions{font-size:11px}.guide-section{padding-block:48px 32px}.section-heading{display:block;margin-bottom:22px}.section-heading h2{font-size:27px}.section-heading p{font-size:12px;line-height:1.9;margin-bottom:13px}.text-link{font-size:12px}.guide-layout{grid-template-columns:1fr;gap:22px}.guide-sidebar{position:static}.guide-list{grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}.guide-step{display:block;padding:10px 9px;min-height:70px;font-size:11px;border:1px solid #253453;background:#101a31}.guide-step>span:first-child{display:block;font-size:10px;line-height:1;margin:0 0 7px}.guide-step small,.guide-step .step-arrow,.sidebar-tip{display:none}.guide-group-label{margin-left:2px}.second-label{margin-top:16px}.viewer-toolbar{padding:17px 14px 0;align-items:flex-start}.viewer-toolbar>div{display:block}.viewer-toolbar h3{font-size:16px;margin-top:7px}.guide-count{font-size:10px}.original-link{padding-top:3px;font-size:11px}.current-description{margin:10px 14px 15px;font-size:11px}.guide-image-wrap{margin-inline:8px}.viewer-bottom{padding:16px 12px}.page-button{font-size:11px;padding:7px 10px}.viewer-bottom>span{font-size:10px}.daily-use{padding:20px;gap:13px;flex-wrap:wrap;margin-bottom:28px}.daily-use img{width:42px;height:42px}.daily-use>div{flex:1;min-width:180px}.daily-use h2{font-size:15px}.daily-use p{font-size:11px;line-height:1.9}.daily-use>a{margin-left:55px}.footer{font-size:10px;gap:8px;padding-block:20px;display:grid}.footer-divider{margin-inline:5px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button{transition:none}.button:hover{transform:none}}