:root{--paper:#fff9f5;--ink:#382a26;--muted:#877972;--coral:#fc7b72;--line:#eedfd6;--peach:#fce7db;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0}a{color:inherit;text-decoration:none}a:focus-visible,summary:focus-visible{outline:3px solid #b2473e;outline-offset:6px;border-radius:6px}button,a,summary{-webkit-tap-highlight-color:transparent}.wrap{width:min(1180px,calc(100% - 96px));margin-inline:auto}.site-header{height:110px;display:flex;justify-content:space-between;align-items:center}.brand{display:flex;align-items:center;gap:12px}.brand img{border-radius:12px}.brand>span{font-size:23px;font-weight:800;letter-spacing:3px;line-height:1.25}.brand small{display:block;font-size:9px;font-weight:500;letter-spacing:3.5px;margin-top:3px}.site-header nav{display:flex;gap:32px;align-items:center;font-size:13px}.web-link{padding:11px 18px;border:1px solid var(--line);border-radius:30px}.hero{min-height:715px;display:grid;grid-template-columns:1.12fr 1fr;align-items:center;gap:38px;padding-top:36px;padding-bottom:76px}.eyebrow{display:flex;align-items:center;gap:9px;font-size:12px;letter-spacing:2px;color:#987767}.eyebrow>span{height:6px;width:6px;background:var(--coral);border-radius:50%}h1{font-size:clamp(37px,4.2vw,57px);line-height:1.37;font-weight:750;letter-spacing:-2px;margin:24px 0 20px}h1 em{color:var(--coral);font-style:normal}.intro{color:var(--muted);font-size:17px;line-height:1.9;letter-spacing:1px;margin:0 0 30px}.release-label{display:flex;gap:10px;align-items:center;font-size:11px;color:var(--muted);margin-bottom:16px}.release-label>span{background:#fbe5de;padding:5px 9px;border-radius:5px;color:#925c50;font-size:10px}.release-label i{width:3px;height:3px;border-radius:50%;background:#b6a197}.download-row{display:flex;gap:26px;align-items:center}.download-button{display:flex;align-items:center;justify-content:center;gap:16px;padding:17px 25px;border-radius:15px;background:var(--ink);color:white;box-shadow:0 12px 22px #523a2520;min-height:78px;transition:transform .18s,background .18s}.download-button:hover{background:#503a32;transform:translateY(-2px)}.download-button>svg{width:27px;height:27px}.download-button>span{font-size:18px;font-weight:600}.download-button small{display:block;font-size:10px;font-weight:400;color:#dbcbc2;margin-top:6px;letter-spacing:.4px}.qr-block{display:flex;align-items:center;gap:10px}.qr-block img{background:white;padding:4px;border:1px solid var(--line);border-radius:10px;width:76px;height:76px}.qr-block>span{writing-mode:vertical-rl;font-size:10px;letter-spacing:2px;color:var(--muted)}.ios-note{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--muted);margin-top:21px}.ios-note svg{width:14px;height:14px}.ios-note>span{margin:0 4px}.ios-note a{color:#925c50;border-bottom:1px solid #cfa497}.preview-note{display:flex;align-items:flex-start;gap:9px;margin-top:26px;max-width:438px;color:#95796b;font-size:11px;line-height:1.85}.preview-note p{margin:0}.preview-note strong{font-weight:500}.note-icon{border:1px solid #b99a89;border-radius:50%;font-size:9px;line-height:12px;text-align:center;width:13px;flex-shrink:0;margin-top:4px}.hero-visual{position:relative;min-height:595px;display:flex;justify-content:center;align-items:center;isolation:isolate}.orbit{position:absolute;border-radius:50%;z-index:-1}.orbit-one{width:440px;height:440px;background:#f8e0d3;top:78px;left:calc(50% - 220px);opacity:.75}.orbit-two{width:510px;height:510px;border:1px solid #eedcd0;top:44px;left:calc(50% - 255px)}.phone{position:relative;background:#221f1e;padding:7px;border-radius:40px;width:261px;box-shadow:15px 30px 55px #69462f30,0 0 0 2px #89756b;transform:rotate(5deg);overflow:hidden}.phone>img{display:block;width:100%;height:auto;border-radius:33px}.phone-camera{position:absolute;top:14px;left:50%;transform:translateX(-50%);width:63px;height:14px;border-radius:20px;background:#181617;z-index:1}.floating-label{position:absolute;z-index:2;display:flex;align-items:center;background:#fffefbcc;border:1px solid white;box-shadow:0 12px 32px #9a71501a;backdrop-filter:blur(12px);border-radius:14px;padding:15px 19px;font-size:12px;gap:10px;white-space:nowrap}.label-top{left:4px;top:86px;transform:rotate(-6deg)}.label-top>span{font-size:24px;color:var(--coral)}.label-bottom{right:-9px;bottom:64px;transform:rotate(-5deg)}.heart{display:grid;place-items:center;border-radius:50%;background:#fff0e9;color:var(--coral);width:38px;height:38px;font-size:28px}.label-bottom small{display:block;color:var(--muted);font-size:9px;margin-top:6px}.visual-caption{position:absolute;bottom:-7px;font-size:9px;letter-spacing:2px;color:#a59081}.features{display:grid;grid-template-columns:repeat(3,1fr);gap:38px;padding:34px 0 40px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.features article{display:flex;gap:18px;align-items:flex-start}.feature-number{color:#cda68e;font-size:11px;padding-top:6px;font-weight:600}.features h2{font-size:16px;margin:0 0 9px;font-weight:600}.features p{font-size:12px;line-height:1.9;color:var(--muted);margin:0;max-width:255px}.installation{padding-top:83px;padding-bottom:60px;scroll-margin-top:30px}.section-heading{display:flex;justify-content:space-between;align-items:flex-end}.overline{font-size:9px;letter-spacing:3px;color:#b48976}.section-heading h2{font-size:29px;margin:12px 0 0;letter-spacing:-1px}.section-heading>p{font-size:12px;color:var(--muted);margin-bottom:4px}.steps{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:16px;padding:0;margin:30px 0}.steps li{padding:24px 25px 28px;border:1px solid var(--line);border-radius:18px;background:#ffffff69}.steps li>span{display:grid;place-items:center;width:26px;height:26px;border:1px solid #dfc7b8;border-radius:50%;font-size:11px;color:#a97d64}.steps h3{font-size:14px;margin:17px 0 9px;font-weight:600}.steps p{font-size:12px;line-height:1.9;margin:0;color:var(--muted)}.package-info{font-size:12px;color:var(--muted);border-bottom:1px solid var(--line);padding:0 0 20px}.package-info summary{cursor:pointer;color:#806755;padding:10px 0}.package-info dl{padding:10px 0;line-height:1.8}.package-info dl>div{display:grid;grid-template-columns:90px 1fr;margin:9px 0}.package-info dd{margin:0;color:var(--ink);min-width:0}.checksum{overflow-wrap:anywhere;font-family:monospace;font-size:11px}.package-info>p{font-size:11px;line-height:1.8}footer{display:flex;gap:25px;align-items:center;justify-content:space-between;padding:0 0 38px;color:#ad9485;font-size:11px}.footer-brand{font-size:17px;font-weight:700;color:var(--ink)}.footer-brand span{font-size:9px;letter-spacing:2px;font-weight:400;margin-left:8px}footer p{flex:1}.wechat-tip{background:#382a26;color:#fff5ed;padding:20px 46px 20px 22px;position:relative;font-size:14px;line-height:1.7}.wechat-tip[hidden]{display:none}.wechat-tip p{margin:6px 0 0;font-size:12px;color:#e0cbbd}.tip-arrow{position:absolute;right:20px;top:5px;font-size:34px}
@media(min-width:1450px){.hero{min-height:760px}.hero-visual{transform:scale(1.06)}}
@media(max-width:1050px){.wrap{width:calc(100% - 64px)}.hero{gap:16px;grid-template-columns:1.12fr .88fr}h1{font-size:42px}.hero-visual{transform:scale(.87);transform-origin:center}.download-row{gap:16px}.download-button{padding:17px 20px}.qr-block>span{display:none}.label-top{left:-36px}.label-bottom{right:-48px}.orbit-two{width:440px;height:440px;left:calc(50% - 220px);top:75px}.features{gap:25px}}
@media(max-width:860px){.wrap{width:calc(100% - 40px)}.site-header{height:85px}.brand img{width:34px;height:34px}.brand>span{font-size:20px}.site-header nav{gap:15px;font-size:11px}.web-link{padding:8px 11px}.hero{display:flex;flex-direction:column;padding-top:26px;padding-bottom:42px;gap:0;min-height:0}.hero-copy{width:100%;max-width:490px}.eyebrow{font-size:10px;letter-spacing:1.5px}h1{font-size:clamp(36px,9.7vw,53px);letter-spacing:-1.4px;margin:22px 0 15px}.intro{font-size:14px;line-height:1.9;margin-bottom:25px}.release-label{margin-bottom:13px}.download-row{display:block}.download-button{width:100%;min-height:74px}.download-button>span{font-size:17px}.download-button small{font-size:10px}.qr-block{display:none}.ios-note{justify-content:center;font-size:11px;margin-top:18px}.preview-note{font-size:10px;margin-top:21px;max-width:none}.hero-visual{transform:none;min-height:530px;width:100%;max-width:400px;margin-top:34px}.phone{width:224px;border-radius:35px;padding:6px}.phone>img{border-radius:29px}.orbit-one{width:310px;height:310px;top:109px;left:calc(50% - 155px)}.orbit-two{width:350px;height:350px;top:89px;left:calc(50% - 175px)}.floating-label{padding:11px 13px;font-size:10px;border-radius:11px}.label-top{top:85px;left:0}.label-bottom{bottom:51px;right:0}.heart{width:31px;height:31px;font-size:23px}.visual-caption{bottom:-2px;font-size:8px}.features{grid-template-columns:1fr;padding:27px 0;gap:24px}.features article{gap:18px}.features h2{font-size:15px;margin-bottom:6px}.features p{max-width:none;font-size:11px}.installation{padding-top:45px;padding-bottom:35px}.section-heading{display:block}.section-heading h2{font-size:26px}.section-heading>p{font-size:11px;margin-top:15px}.steps{grid-template-columns:1fr;gap:12px;margin-top:23px}.steps li{padding:20px 22px;display:grid;grid-template-columns:27px 1fr;column-gap:15px}.steps li>span{grid-row:1/3}.steps h3{margin:3px 0 8px;font-size:13px}.steps p{font-size:11px}.package-info{font-size:11px}.package-info dl>div{grid-template-columns:78px 1fr}.checksum{font-size:10px}footer{flex-wrap:wrap;gap:12px;padding-bottom:26px}footer p{order:3;flex-basis:100%;margin:0;font-size:10px}footer>a:last-child{margin-left:auto}.phone-camera{top:11px;height:13px;width:55px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
@media(max-width:860px){.orbit-two{width:min(350px,100%);height:auto;aspect-ratio:1;left:50%;transform:translateX(-50%)}.orbit-one{width:min(310px,100%);height:auto;aspect-ratio:1;left:50%;transform:translateX(-50%)}}