:root{
  --bg:#14160F; --ink:#ECEFE4; --sub:#A9B29A; --line:#2C3120;
  --ac:#8BD450; --ink-2:#0F110A; --surf:#1C1F14; --ac-soft:#23311A;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--bg);color:var(--ink);line-height:1.7;font-size:17px;-webkit-font-smoothing:antialiased;word-break:keep-all}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:1100px;margin:0 auto;padding:0 32px}
.sec{padding:108px 0;border-top:1px solid var(--line)}
.sec-ink{background:var(--ink-2);border-top:1px solid var(--line)}
.sec-kick{font-size:13px;letter-spacing:.3em;color:var(--ac);text-transform:uppercase;margin-bottom:18px}
.sec-kick.light{color:var(--ac)}
h2{font-size:42px;font-weight:700;line-height:1.25;margin-bottom:8px}
.sec-p{font-size:18px;color:var(--sub);margin-bottom:8px}

/* 顶栏 */
.top{position:sticky;top:0;z-index:50;background:rgba(20,22,15,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.top-in{max-width:1100px;margin:0 auto;padding:14px 32px;display:flex;align-items:center;gap:24px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:21px}
.brand img{border-radius:10px}
.top-nav{margin-left:auto;display:flex;gap:26px;font-size:15px;color:var(--sub)}
.top-nav a:hover{color:var(--ac)}
.top-cta{background:var(--ac);color:#10130A;padding:9px 22px;border-radius:8px;font-size:15px;font-weight:700}
.top-cta:hover{opacity:.88}

/* 首屏 - 分栏 + 仪表盘 */
.hero{padding:96px 0 84px}
.hero-in{display:grid;grid-template-columns:1.15fr .85fr;gap:54px;align-items:center}
.hero-tx .kicker{font-size:14px;letter-spacing:.3em;color:var(--ac);margin-bottom:22px}
.hero-tx h1{font-size:68px;font-weight:800;line-height:1.1;margin-bottom:28px;letter-spacing:.01em}
.lead{font-size:19px;color:var(--sub);max-width:520px;margin-bottom:34px}
.hero-btns{display:flex;gap:16px}
.btn{display:inline-block;padding:15px 32px;border-radius:8px;font-size:16px;font-weight:700}
.btn-p{background:var(--ac);color:#10130A}
.btn-g{border:1px solid var(--line);color:var(--ink)}
.btn-g:hover{background:var(--surf)}

.dash{background:var(--surf);border:1px solid var(--line);border-radius:16px;padding:24px}
.dash-t{font-size:13px;letter-spacing:.26em;text-transform:uppercase;color:var(--ac);margin-bottom:16px}
.dash-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.tile{display:flex;align-items:center;gap:12px;background:var(--ink-2);border-radius:10px;padding:14px 16px}
.t-ico{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:9px;background:var(--ac-soft);color:var(--ac);font-weight:700;font-size:16px}
.tile b{font-size:15px;font-weight:600}
.bar-row{display:flex;align-items:center;gap:12px;margin-top:18px;font-size:13px;color:var(--sub)}
.bar{flex:1;height:7px;background:var(--ink-2);border-radius:99px;overflow:hidden}
.bar i{display:block;height:100%;width:62%;background:var(--ac)}

/* 功能 - 双栏面板 */
.panels{margin-top:44px;display:grid;grid-template-columns:repeat(2,1fr);gap:0 56px}
.pn{display:grid;grid-template-columns:148px 1fr;gap:18px;padding:24px 0;border-top:1px solid var(--line);align-items:baseline}
.pn-k{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:14px;letter-spacing:.04em;color:var(--ac)}
.pn-v b{display:block;font-size:19px;margin-bottom:6px}
.pn-v p{color:var(--sub);font-size:15px}
.topic{margin-top:34px;color:var(--sub);font-size:16px;max-width:880px}

/* 界面展示 - 应用窗口框 */
.show-in{display:grid;grid-template-columns:1fr 360px;gap:54px;align-items:center}
.show-text .sec-p{margin-bottom:0}
.viewer-wrap{position:relative}
.win{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#000;box-shadow:0 18px 44px rgba(0,0,0,.45)}
.win-bar{display:flex;align-items:center;gap:8px;padding:12px 16px;background:var(--surf)}
.dot{width:11px;height:11px;border-radius:50%}
.dot.r{background:#ED6A5E}.dot.y{background:#F4BE4F}.dot.g{background:#61C554}
.win-bar em{margin-left:10px;font-style:normal;font-size:13px;color:var(--sub)}
.track{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:0;scrollbar-width:none;background:#000}
.track::-webkit-scrollbar{display:none}
.slide{scroll-snap-align:start;flex:0 0 100%;margin:0}
.slide img{width:100%;height:auto}
.arrow{position:absolute;top:46%;transform:translateY(-50%);width:42px;height:42px;border-radius:50%;border:none;background:rgba(255,255,255,.92);color:#10130A;font-size:22px;cursor:pointer;z-index:3}
.arrow.prev{left:-18px}
.arrow.next{right:-18px}
.arrow:hover{background:#fff}
.bar{display:flex;align-items:center;gap:14px;margin-top:18px;justify-content:center}
.dots{display:flex;gap:8px}
.dots button{width:8px;height:8px;border-radius:50%;border:none;background:var(--line);cursor:pointer;padding:0}
.dots button[aria-current="true"]{background:var(--ac);width:22px;border-radius:4px}
.now{font-size:14px;color:var(--sub);min-width:64px}

/* 下载 */
.store{display:flex;flex-wrap:wrap;gap:16px;margin:38px 0 24px}
.store:not([hidden]){display:flex}
.store-btn{display:flex;align-items:center;gap:14px;background:var(--surf);border:1px solid var(--line);color:var(--ink);padding:15px 22px;border-radius:12px;min-width:210px}
.store-btn:hover{border-color:var(--ac)}
.sb-ico{font-size:20px;color:var(--ac)}
.sb-tx{display:flex;flex-direction:column;line-height:1.3}
.sb-tx b{font-size:17px}
.sb-tx i{font-style:normal;font-size:13px;color:var(--sub)}
.check{list-style:none;max-width:680px}
.check li{position:relative;padding-left:26px;margin-bottom:12px;color:var(--sub);font-size:15px}
.check li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;background:var(--ac);border-radius:2px}
.no-dl .dl{display:none}
.no-dl .top-cta{display:none}

/* 安装 - 横向步骤条 */
.stepbar{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:44px}
.st{position:relative;padding:22px 18px;border:1px solid var(--line);border-radius:12px;background:var(--ink-2)}
.st-n{display:block;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:14px;color:var(--ac);margin-bottom:12px}
.st b{display:block;font-size:17px;margin-bottom:8px}
.st p{color:var(--sub);font-size:14px}

/* 问答 */
.qa{margin-top:40px;max-width:840px}
.qa details{border-bottom:1px solid var(--line);padding:22px 0}
.qa summary{cursor:pointer;font-size:18px;font-weight:600;list-style:none;position:relative;padding-right:30px}
.qa summary::after{content:"+";position:absolute;right:0;top:0;font-size:22px;color:var(--ac)}
.qa details[open] summary::after{content:"\2013"}
.qa p{color:var(--sub);font-size:16px;margin-top:14px;max-width:740px}

/* 页脚 */
.ft{background:var(--ink-2);color:#9AA38A;padding:74px 0 40px}
.ft-in{display:grid;grid-template-columns:repeat(4,1fr);gap:40px;max-width:1100px;margin:0 auto;padding:0 32px}
.ft-col b{display:block;color:#fff;font-size:15px;margin-bottom:18px;font-weight:700}
.ft-col a{display:block;color:#9AA38A;font-size:15px;margin-bottom:12px}
.ft-col a:hover{color:var(--ac)}
.ft-copy{text-align:center;margin-top:54px;color:#6E765E;font-size:14px;max-width:1100px;margin-left:auto;margin-right:auto;padding:0 32px}

@media(max-width:900px){
  .wrap{padding:0 22px}
  .sec{padding:88px 0}
  .hero{padding:80px 0 70px}
  .hero-in{grid-template-columns:1fr;gap:40px}
  .hero-tx h1{font-size:48px}
  h2{font-size:32px}
  .show-in{grid-template-columns:1fr;gap:40px}
  .viewer-wrap{max-width:330px;margin:0 auto}
  .panels{grid-template-columns:1fr;gap:0}
  .pn{grid-template-columns:120px 1fr}
  .stepbar{grid-template-columns:repeat(2,1fr)}
  .ft-in{grid-template-columns:repeat(2,1fr)}
  .top-nav{display:none}
}
@media(max-width:480px){
  .hero-tx h1{font-size:38px}
  .stepbar{grid-template-columns:1fr}
  .store-btn{min-width:100%}
}

/* 404 */
.nf-wrap{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;background:var(--ink-2);color:#ECEFE4;padding:40px}
.nf-code{font-size:120px;color:var(--ac);line-height:1;margin-bottom:10px;font-weight:800}
.nf-h{font-size:26px;margin-bottom:14px}
.nf-p{color:var(--sub);margin-bottom:30px;max-width:480px}
.nf-btn{background:var(--ac);color:#10130A;padding:13px 30px;border-radius:8px;font-weight:700}
.nf-btn:hover{opacity:.88}