:root{
  --bg:#FBFAF6;
  --bg-soft:#F4F1EA;
  --ink:#22302A;
  --ink-2:#5B6B62;
  --ink-3:#8A978E;
  --green:#2E7D5B;
  --green-deep:#1E5C43;
  --green-mist:#F0F7F3;
  --line:rgba(34,48,42,.09);
  --shadow-sm:0 8px 28px -12px rgba(30,60,48,.14);
}
*{margin:0;padding:0;box-sizing:border-box}
body{
  font-family:'Inter','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
  background:var(--bg);color:var(--ink);
  -webkit-font-smoothing:antialiased;line-height:1.75;
}
.container{max-width:1120px;margin:0 auto;padding:0 28px}

nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(251,250,246,.82);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;text-decoration:none;color:var(--ink)}
.logo-mark{width:34px;height:34px;border-radius:9px;display:block;box-shadow:var(--shadow-sm)}
.nav-right{display:flex;align-items:center;gap:14px}
.lang-switch{display:flex;background:var(--bg-soft);border-radius:999px;padding:3px;border:1px solid var(--line)}
.lang-switch button{
  border:none;background:transparent;padding:5px 13px;border-radius:999px;font-size:13px;
  font-weight:600;color:var(--ink-3);cursor:pointer;transition:all .25s;font-family:inherit;
}
.lang-switch button.active{background:#fff;color:var(--green-deep);box-shadow:0 2px 8px rgba(30,60,48,.12)}
.btn-back{
  display:inline-flex;align-items:center;gap:7px;text-decoration:none;font-weight:600;
  color:var(--ink-2);font-size:14px;padding:8px 16px;border-radius:999px;border:1px solid var(--line);
  background:#fff;transition:all .2s;
}
.btn-back:hover{border-color:var(--green);color:var(--green)}
.btn-back svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

.legal-wrap{max-width:760px;margin:0 auto;padding:130px 28px 90px}
.legal-wrap h1{font-size:clamp(30px,4vw,40px);font-weight:800;letter-spacing:-.02em;margin-bottom:12px}
.legal-meta{font-size:13.5px;color:var(--ink-3);margin-bottom:36px}
.legal-meta em{font-style:normal;background:var(--green-mist);color:var(--green-deep);padding:2px 10px;border-radius:999px;font-weight:600}
.legal-wrap h2{font-size:20px;font-weight:800;margin:36px 0 12px;color:var(--ink)}
.legal-wrap p{font-size:15px;color:var(--ink-2);margin-bottom:14px}
.legal-wrap ul{margin:0 0 14px 22px}
.legal-wrap li{font-size:15px;color:var(--ink-2);padding:4px 0}
.legal-wrap a{color:var(--green);text-decoration:none}
.legal-wrap a:hover{text-decoration:underline}
.legal-note{
  background:var(--green-mist);border:1px solid rgba(46,125,91,.16);border-radius:14px;
  padding:16px 20px;font-size:14px;color:var(--ink-2);margin-bottom:28px;
}

footer{padding:44px 0 34px;border-top:1px solid var(--line)}
.foot-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:13px;color:var(--ink-3);max-width:1120px;margin:0 auto;padding:0 28px}
.foot-links{display:flex;gap:20px}
.foot-links a{color:var(--ink-3);text-decoration:none}
.foot-links a:hover{color:var(--green)}