@charset "UTF-8";
:root{color-scheme:dark;--bg:#10110e;--surface:#171912;--text:#f3f1e9;--muted:#b7b8a9;--accent:#d6ff11;--line:rgba(228,233,204,.17);font-family:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",sans-serif;background:var(--bg);color:var(--text)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:32px}body{margin:0}a{color:inherit;text-decoration:none}button,a{-webkit-tap-highlight-color:transparent}a:focus-visible{outline:3px solid var(--accent);outline-offset:6px}img{max-width:100%;display:block}p,h1,h2,h3{margin:0}a{transition:color .2s,background-color .2s,transform .2s}a:hover{color:var(--accent)}.content-width{width:min(1200px,calc(100% - 112px));margin-inline:auto}.eyebrow{font-size:12px;font-weight:600;letter-spacing:.2em;color:var(--muted)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}.skip-link{position:absolute;top:12px;left:12px;padding:14px;background:var(--accent);color:var(--bg);z-index:10;transform:translateY(-150%)}.skip-link:focus{transform:none;color:var(--bg)}
.header{position:absolute;inset:0 0 auto;z-index:3;height:96px;margin-inline:56px;border-bottom:1px solid rgba(243,241,233,.2);display:flex;align-items:center;justify-content:space-between}.brand{display:inline-flex;align-items:center;gap:13px;min-height:44px;font-size:19px;font-weight:800;letter-spacing:.08em}.brand img{width:29px;height:32px;object-fit:contain}.header nav{display:flex;gap:38px;align-items:center;font-size:14px}.header nav a{min-height:44px;display:flex;align-items:center;gap:12px}.header nav a:last-child{color:var(--accent)}
.hero{position:relative;min-height:820px;height:100svh;max-height:1100px;isolation:isolate;display:flex;justify-content:center;align-items:flex-start;background:#15130d;overflow:hidden}.hero-background,.hero-shade{position:absolute;inset:0;width:100%;height:100%;z-index:-2}.hero-background{object-fit:cover;object-position:center center}.hero-shade{z-index:-1;background:linear-gradient(180deg,rgba(5,7,4,.48) 0%,rgba(5,7,4,.12) 20%,rgba(5,7,4,.18) 57%,rgba(16,17,14,.26) 76%,#10110e 100%)}.hero-content{padding:160px 24px 150px;text-align:center;animation:appear .8s ease-out both}.hero-mark{width:54px;height:60px;object-fit:contain;margin:0 auto 18px;filter:drop-shadow(0 2px 18px rgba(214,255,17,.15))}.hero-eyebrow{color:#e6e8d5;font-size:12px;letter-spacing:.32em;text-shadow:0 2px 10px #000}.hero h1{font-size:clamp(64px,7.1vw,112px);font-weight:900;line-height:1.25;letter-spacing:.035em;margin:10px 0 17px;transform:skew(-5deg);text-shadow:0 3px 35px #1a160c,0 2px 4px #352a18}.hero-subtitle{font-size:18px;font-weight:500;letter-spacing:.25em;text-shadow:0 2px 10px #000}.hero-subtitle span{color:var(--accent);padding-inline:9px}.download-button{min-height:60px;width:240px;max-width:100%;padding:16px 24px;display:inline-flex;align-items:center;justify-content:center;gap:14px;background:var(--accent);border:1px solid var(--accent);color:#171c00;font-size:18px;font-weight:700;box-shadow:0 4px 30px #0002}.download-button svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.button-arrow{font-size:22px;margin-left:auto;line-height:1}.download-button:hover{color:#171c00;background:#e3ff65;transform:translateY(-2px)}.download-button:active{transform:translateY(0)}.hero .download-button{margin-top:34px}.download-note{font-size:12px;line-height:1.8;color:#d7d7ca;margin-top:13px}.hero .download-note{padding:4px 10px;background:#10110e9c;width:fit-content;max-width:100%;margin-inline:auto;border-radius:2px}.hero-bottom{position:absolute;bottom:38px;left:56px;right:56px;display:flex;justify-content:space-between;align-items:center;gap:20px;font-size:12px;letter-spacing:.12em;color:#bbbdad}.hero-bottom>a{position:absolute;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:12px;min-height:44px;font-size:13px}.hero-bottom>a span{color:var(--accent);font-size:20px}.hero-bottom-right{text-align:right}
.about{padding-block:110px 92px;display:grid;grid-template-columns:1fr 1fr;column-gap:80px}.section-heading .eyebrow{display:flex;gap:13px;align-items:center;color:var(--accent)}.line{display:inline-block;width:28px;height:1px;background:var(--accent)}h2{font-size:clamp(34px,3.5vw,50px);line-height:1.4;font-weight:700;letter-spacing:.03em}.section-heading h2{margin-top:27px}.about-description{padding-top:40px}.about-description>p{font-size:17px;line-height:2.1;color:#c8cabb;text-align:justify}.about-caption{display:flex;justify-content:space-between;gap:12px;margin-top:28px;padding-top:20px;border-top:1px solid var(--line);color:var(--muted);font-size:12px;letter-spacing:.06em}.features{grid-column:1/-1;display:grid;grid-template-columns:repeat(3,1fr);margin-top:62px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.feature{padding:31px 32px 31px 0;position:relative}.feature+.feature{border-left:1px solid var(--line);padding-left:40px}.feature-number{font-family:Arial,sans-serif;font-size:12px;letter-spacing:.1em;color:var(--accent)}.feature h3{font-size:23px;font-weight:500;letter-spacing:.08em;margin-top:18px}.feature-english{display:block;font-size:11px;letter-spacing:.13em;color:var(--muted);margin-top:10px}
.download-section{padding-bottom:88px}.download-panel{position:relative;isolation:isolate;overflow:hidden;background:linear-gradient(110deg,#1d2314,#171a12 60%,#1b2112);border:1px solid #3e4628;padding:58px 64px;display:flex;align-items:center;justify-content:space-between;gap:42px}.download-watermark{position:absolute;z-index:-1;width:260px;height:290px;left:36%;top:20%;opacity:.035;transform:rotate(-12deg);object-fit:contain}.download-copy .eyebrow{color:#b9c29e;letter-spacing:.13em;margin-bottom:22px}.download-copy h2{font-size:44px;line-height:1.4}.download-copy h2 span{color:var(--accent)}.download-action{max-width:340px}.download-action .download-button{width:100%}.download-action .download-note{color:#c8ccbb}.format-note{font-size:12px;line-height:1.85;margin-top:14px;color:#b7bda7}.format-note a{display:inline-flex;align-items:center;min-height:44px;text-decoration:underline;text-underline-offset:5px;gap:6px}.footer{min-height:108px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:20px;padding-block:24px}.footer .brand{font-size:15px}.footer .brand img{width:24px;height:27px}.footer p,.back-top{font-size:12px;color:var(--muted)}.back-top{min-height:44px;display:flex;align-items:center;gap:14px}.back-top span{font-size:18px}
@keyframes appear{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}
@media(min-width:1600px){.hero-content{padding-top:19vh}.hero-mark{width:68px;height:75px}}
@media(max-width:900px){.content-width{width:calc(100% - 64px)}.header{margin-inline:32px;height:84px}.hero{min-height:780px;max-height:1000px}.hero-content{padding-top:172px}.hero h1{font-size:76px}.hero-background{object-position:50% 50%}.hero-bottom{left:32px;right:32px}.about{column-gap:38px;padding-top:80px}.about-description{padding-top:33px}.about-description>p{font-size:16px}.about-caption{flex-direction:column}.feature+.feature{padding-left:24px}.feature-english{font-size:10px;letter-spacing:.06em}.download-panel{padding:40px 32px;gap:30px}.download-copy h2{font-size:36px}.download-action{max-width:290px}.footer p{display:none}}
@media(max-width:600px){.content-width{width:calc(100% - 40px)}.header{height:76px;margin-inline:20px}.brand{gap:8px;font-size:15px;letter-spacing:.02em}.brand img{width:23px;height:26px}.header nav{gap:17px;font-size:12px}.header nav a{gap:4px}.hero{min-height:730px;height:100svh;max-height:880px}.hero-content{padding:149px 20px 130px;width:100%}.hero-mark{width:46px;height:51px;margin-bottom:20px}.hero-eyebrow{font-size:10px;letter-spacing:.25em}.hero h1{font-size:clamp(42px,12vw,66px);letter-spacing:.01em;margin-block:17px 19px}.hero-subtitle{font-size:15px;letter-spacing:.18em}.hero-subtitle span{padding-inline:6px}.hero-background{object-position:50% center}.hero-shade{background:linear-gradient(180deg,#05070470,#05070425 27%,#0507044f 60%,#10110e 100%)}.hero .download-button{margin-top:36px}.download-note{font-size:12px}.hero-bottom{left:20px;right:20px;bottom:30px;justify-content:center}.hero-bottom>span{display:none}.hero-bottom>a{position:static;transform:none}.about{padding-block:65px 56px;display:block}.eyebrow{font-size:11px}.section-heading h2{font-size:36px;margin-top:22px}.about-description{padding-top:28px}.about-description>p{font-size:16px;line-height:2}.about-caption{flex-direction:row;flex-wrap:wrap;margin-top:23px}.features{display:block;margin-top:35px}.feature,.feature+.feature{padding:25px 0;display:grid;grid-template-columns:38px 1fr;column-gap:14px;border-left:0;align-items:center}.feature+.feature{border-top:1px solid var(--line)}.feature-number{grid-row:1/3;font-size:13px}.feature h3{font-size:22px;margin:0}.feature-english{font-size:11px;letter-spacing:.1em;grid-column:2;margin-top:7px}.download-section{padding-bottom:48px}.download-panel{display:block;padding:32px 24px}.download-copy h2{font-size:36px}.download-copy .eyebrow{margin-bottom:20px}.download-action{margin-top:30px;max-width:none}.download-watermark{left:44%;top:14%;width:230px}.footer{display:grid;grid-template-columns:1fr auto;gap:10px;padding-block:23px;min-height:100px}.footer .brand{font-size:14px}.footer .brand img{width:21px;height:24px}.footer p{display:block;grid-column:1;font-size:11px}.back-top{grid-column:2;grid-row:1/3;font-size:12px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}.download-button:hover{transform:none}}