:root{--green:#56d82f;--dark:#2b9d19;--pale:#effbea;--ink:#152117;--muted:#627064;--line:#dfe9df;--bg:#f7faf6}*{box-sizing:border-box}body{margin:0;min-width:320px;color:var(--ink);background:radial-gradient(circle at 88% 4%,rgba(86,216,47,.13),transparent 25rem),var(--bg);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;-webkit-font-smoothing:antialiased}.header{display:flex;align-items:center;justify-content:space-between;width:min(1160px,calc(100% - 48px));margin:18px auto 0;padding:14px 18px;background:rgba(255,255,255,.86);border:1px solid var(--line);border-radius:20px;box-shadow:0 14px 42px rgba(35,81,31,.08);backdrop-filter:blur(18px)}.brand{display:flex;align-items:center;gap:12px}.brand-mark{display:grid;place-items:center;width:44px;height:44px;color:#b8ff9f;background:radial-gradient(circle at 70% 25%,#77ff57,#133c1c 55%,#07160b);border-radius:13px;box-shadow:0 8px 22px rgba(38,135,24,.2);font-size:24px}.brand-mark.small{width:40px;height:40px}.brand div{display:flex;flex-direction:column;gap:2px}.brand strong{font-size:18px;letter-spacing:-.02em}.brand small{color:#7b887c;font-size:10px;letter-spacing:.08em}.header-note{padding:9px 14px;color:var(--dark);background:var(--pale);border:1px solid #d9f3cf;border-radius:999px;font-size:13px;font-weight:700}.hero{display:grid;grid-template-columns:minmax(0,1.04fr) minmax(380px,.96fr);gap:76px;align-items:center;width:min(1100px,calc(100% - 48px));min-height:700px;margin:auto;padding:70px 0 90px}.eyebrow,.section-heading>p,.principle div>p{margin:0 0 18px;color:var(--dark);font-size:13px;font-weight:800;letter-spacing:.1em}.eyebrow{display:flex;align-items:center;gap:10px}.eyebrow span{width:28px;height:3px;background:var(--green);border-radius:99px}.hero h1{margin:0;font-size:clamp(46px,5.4vw,72px);line-height:1.13;letter-spacing:-.055em}.hero h1 em{color:var(--dark);font-style:normal;font-weight:900}.hero-description{max-width:580px;margin:28px 0 0;color:var(--muted);font-size:18px;line-height:1.85}.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin:30px 0 0;padding:0;list-style:none}.hero-points li{padding:9px 13px;color:#415143;background:#fff;border:1px solid var(--line);border-radius:999px;font-size:12px;font-weight:700}.hero-visual{position:relative;display:grid;place-items:center;min-height:570px}.orbit{position:absolute;border:1px solid rgba(75,182,44,.16);border-radius:50%}.orbit-one{width:430px;height:430px}.orbit-two{width:520px;height:520px;border-style:dashed}.phone{position:relative;z-index:2;width:270px;height:560px;padding:24px 17px 0;overflow:hidden;background:linear-gradient(#f1fbff,#f8fff4 65%);border:8px solid #172019;border-radius:40px;box-shadow:0 42px 90px rgba(26,68,26,.22)}.phone-top{display:flex;justify-content:space-between;font-size:11px;font-weight:800}.phone>p{margin:50px 0 24px;text-align:center;font-size:19px;font-weight:900}.connect{display:grid;place-items:center;width:190px;height:190px;margin:auto;background:#fff;border:3px solid #74e84f;border-radius:50%;box-shadow:0 14px 40px rgba(86,216,47,.18)}.connect b{color:#45bd26;font-size:40px}.connect span{margin-top:-44px;color:#47b92b;font-size:12px;font-weight:700}.route{display:grid;grid-template-columns:auto 1fr auto;gap:12px;align-items:center;margin-top:32px;padding:15px;background:#fff;border:1px solid #edf0ed;border-radius:14px}.route i{color:#ef4f4f}.route div{display:flex;flex-direction:column;gap:3px}.route small{color:#98a199;font-size:9px}.route strong{font-size:12px}.phone-nav{position:absolute;right:0;bottom:0;left:0;display:flex;justify-content:space-around;padding:18px 12px;background:#fff;border-top:1px solid #eef2ee}.phone-nav span{display:flex;flex-direction:column;align-items:center;gap:4px;color:#96a398}.phone-nav span:first-child{color:var(--dark)}.phone-nav small{font-size:9px}.status{position:absolute;z-index:3;padding:12px 16px;color:#4d5c4e;background:rgba(255,255,255,.92);border:1px solid var(--line);border-radius:14px;box-shadow:0 15px 38px rgba(34,78,34,.14);font-size:12px;font-weight:700}.status-online{top:118px;right:-8px;display:flex;align-items:center;gap:8px}.status-online i{width:9px;height:9px;background:var(--green);border-radius:50%;box-shadow:0 0 0 5px rgba(86,216,47,.14)}.status-smart{bottom:92px;left:-22px;color:var(--dark)}.proof{display:grid;grid-template-columns:repeat(4,1fr);width:min(1100px,calc(100% - 48px));margin:auto;padding:25px;background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:0 18px 55px rgba(34,78,34,.08)}.proof div{display:flex;flex-direction:column;align-items:center;gap:5px;border-right:1px solid var(--line)}.proof div:last-child{border:0}.proof strong{color:var(--dark);font-size:22px}.proof span{color:var(--muted);font-size:13px}.product{width:min(1100px,calc(100% - 48px));margin:auto;padding:118px 0}.section-heading{max-width:620px;margin:0 auto 52px;text-align:center}.section-heading h2,.principle h2,.legal-card h2{margin:0;font-size:clamp(32px,4vw,46px);line-height:1.2;letter-spacing:-.04em}.section-heading>span{display:block;margin-top:16px;color:var(--muted);line-height:1.8}.features{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.features article{min-height:260px;padding:32px;background:#fff;border:1px solid var(--line);border-radius:26px;box-shadow:0 16px 42px rgba(34,78,34,.06)}.features article>span{display:grid;place-items:center;width:48px;height:48px;color:var(--dark);background:var(--pale);border-radius:15px;font-size:12px;font-weight:900}.features h3{margin:28px 0 12px;font-size:21px}.features p{margin:0;color:var(--muted);line-height:1.85}.principle{display:grid;grid-template-columns:1.1fr .9fr;gap:72px;align-items:end;width:min(1100px,calc(100% - 48px));margin:10px auto 110px;padding:68px;color:#fff;background:radial-gradient(circle at 90% 20%,rgba(128,255,93,.22),transparent 28%),linear-gradient(135deg,#1b5f21,#123d19);border-radius:34px;box-shadow:0 28px 75px rgba(25,83,29,.2)}.principle div>p{color:#9df184}.principle>p{margin:0;color:rgba(255,255,255,.72);line-height:1.9}.legal{display:grid;gap:34px;width:min(960px,calc(100% - 48px));margin:auto;padding:0 0 120px}.legal-card{overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:30px;box-shadow:0 20px 58px rgba(34,78,34,.08)}.legal-card>header{display:grid;grid-template-columns:64px 1fr auto;gap:20px;align-items:center;padding:34px 40px;background:linear-gradient(135deg,#effbea,#fafff8);border-bottom:1px solid var(--line)}.legal-card>header>span{display:grid;place-items:center;width:58px;height:58px;color:#fff;background:var(--dark);border-radius:18px;font-size:13px;font-weight:900}.privacy-card>header>span{background:#172019}.legal-card header small{color:var(--dark);font-size:10px;font-weight:900;letter-spacing:.14em}.legal-card h2{font-size:30px}.legal-card time{color:var(--muted);font-size:12px}.legal-body{padding:42px 44px 48px}.legal-body h3{margin:30px 0 9px;font-size:17px}.legal-body p{margin:0;color:#536056;line-height:1.95}.legal-body strong{color:var(--dark)}footer{display:grid;grid-template-columns:1fr auto auto;gap:34px;align-items:center;padding:32px max(24px,calc((100% - 1100px)/2));color:#738075;background:#eff4ee;border-top:1px solid var(--line);font-size:12px}footer p{margin:0}footer .brand strong{color:var(--ink);font-size:15px}@media(max-width:900px){.hero{grid-template-columns:1fr;gap:18px;padding-top:84px;text-align:center}.eyebrow,.hero-points{justify-content:center}.hero-description{margin-inline:auto}.hero-visual{min-height:620px}.features{grid-template-columns:1fr}.features article{min-height:0}.principle{grid-template-columns:1fr;gap:28px}footer{grid-template-columns:1fr;gap:10px;text-align:center}footer .brand{justify-content:center}}@media(max-width:600px){.header,.hero,.proof,.product,.principle,.legal{width:calc(100% - 28px)}.header-note{display:none}.hero{min-height:auto;padding:68px 0 74px}.hero h1{font-size:42px}.hero-description{font-size:16px}.hero-visual{min-height:520px;transform:scale(.88);margin:-28px 0}.orbit-one{width:350px;height:350px}.orbit-two{width:420px;height:420px}.phone{width:230px;height:500px}.status-online{right:-2px}.status-smart{left:-3px}.proof{grid-template-columns:repeat(2,1fr);gap:24px 0}.proof div:nth-child(2){border-right:0}.product{padding:90px 0}.principle{margin-bottom:80px;padding:42px 28px}.legal-card>header{grid-template-columns:52px 1fr;padding:26px 22px}.legal-card>header>span{width:48px;height:48px;border-radius:14px}.legal-card time{grid-column:2}.legal-body{padding:30px 24px 36px}}
.header-links{display:flex;align-items:center;gap:18px}.header-links a,.legal-body a,footer a{color:var(--dark);font-weight:700;text-decoration:none}.header-links a:hover,.legal-body a:hover,footer a:hover{text-decoration:underline}.legal-page{padding-top:72px}.legal-page h1{margin:0;font-size:30px}.legal-intro{font-size:16px!important;line-height:1.95!important}.legal-body p+p{margin-top:12px}.legal-body ul{margin:12px 0 0;padding-left:22px;color:#536056;line-height:1.95}.legal-body li+li{margin-top:6px}

/* Header */
.header{
  position:sticky;
  top:16px;
  z-index:20;
  width:min(1180px,calc(100% - 32px));
  min-height:72px;
  margin:16px auto 0;
  padding:10px 12px 10px 18px;
  color:#fff;
  background:linear-gradient(135deg,rgba(10,42,20,.96),rgba(24,82,35,.94));
  border:1px solid rgba(255,255,255,.12);
  border-radius:18px;
  box-shadow:0 18px 48px rgba(13,54,22,.2),inset 0 1px rgba(255,255,255,.08);
  backdrop-filter:blur(18px);
}
.header .brand{color:#fff;text-decoration:none}
.header .brand-mark{
  width:42px;
  height:42px;
  color:#123d19;
  background:linear-gradient(145deg,#9bff76,#52d72f);
  border:1px solid rgba(255,255,255,.48);
  border-radius:12px;
  box-shadow:0 8px 24px rgba(86,216,47,.24),inset 0 1px rgba(255,255,255,.65);
}
.header .brand strong{color:#fff;font-size:17px;letter-spacing:.01em}
.header .brand small{color:rgba(255,255,255,.58);letter-spacing:.16em}
.header-links{
  gap:4px;
  padding:5px;
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.08);
  border-radius:13px;
}
.header-links a{
  padding:10px 15px;
  color:rgba(255,255,255,.78);
  border-radius:9px;
  font-size:13px;
  transition:background .18s ease,color .18s ease,transform .18s ease;
}
.header-links a:hover{
  color:#174d22;
  background:#fff;
  text-decoration:none;
  transform:translateY(-1px);
}
.header-links a:focus-visible{outline:2px solid #9bff76;outline-offset:2px}

@media(max-width:600px){
  .header{
    top:8px;
    flex-wrap:wrap;
    width:calc(100% - 20px);
    min-height:0;
    margin-top:8px;
    padding:10px;
    border-radius:16px;
  }
  .header .brand{gap:10px;padding:0 4px}
  .header .brand-mark{width:38px;height:38px;border-radius:11px;font-size:20px}
  .header .brand strong{font-size:16px}
  .header-links{width:100%;margin-top:9px;padding:4px}
  .header-links a{flex:1;padding:9px 6px;text-align:center;font-size:12px}
}

.hero-actions{display:flex;flex-direction:column;align-items:flex-start;gap:10px;margin-top:32px}.hero-actions small{color:var(--muted);font-size:12px}.download-cta{display:inline-flex;align-items:center;gap:10px;padding:16px 30px;color:#fff;background:linear-gradient(135deg,#4cc42c,#2b9d19);border-radius:999px;box-shadow:0 16px 34px rgba(43,157,25,.28);font-size:16px;font-weight:800;text-decoration:none}.download-cta:hover{filter:brightness(1.06);text-decoration:none}.download-cta:focus-visible{outline:2px solid #17420f;outline-offset:3px}.download-cta span{font-size:18px}.header-links a.header-download{padding:8px 16px;color:#123d19;background:#9df184;border-radius:999px}.header-links a.header-download:hover{text-decoration:none;filter:brightness(1.05)}@media(max-width:900px){.hero-actions{align-items:center}}