:root{
  --bg:#ffffff;
  --ink:#0b1220;
  --muted:#616b7f;
  --line:#e6e8ef;
  --brand:#1a73e8;
  --card:#f7f8fb;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,'Noto Sans',sans-serif;
  color:var(--ink);
  background:var(--bg);
}
.container{max-width:1024px;margin:0 auto;padding:0 20px}
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,0.9);backdrop-filter:saturate(160%) blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;height:64px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:.2px}
.brand-mark{width:24px;height:24px;border-radius:7px;background:linear-gradient(135deg,var(--brand),#6fb1ff)}
nav ul{list-style:none;margin:0 0 0 auto;padding:0;display:flex;gap:16px}
nav a{color:var(--ink);text-decoration:none;font-weight:600;opacity:.85}
nav a:hover{opacity:1}
.lang a{font-weight:500;opacity:.75}
.main-hero{padding:66px 0;border-bottom:1px solid var(--line)}
h1{font-size:40px;line-height:1.12;margin:6px 0 10px}
.lead{color:var(--muted);font-size:18px}
.cta{display:inline-block;margin-top:16px;padding:12px 18px;border-radius:12px;background:var(--brand);color:#fff;text-decoration:none;font-weight:700}
.grid{display:grid;gap:22px}
.grid-2{grid-template-columns:1fr 1fr}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px}
.values{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:18px}
.value h3{margin:4px 0 6px;font-size:18px}
section{padding:64px 0}
table{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden}
th,td{padding:14px 16px;border-bottom:1px solid var(--line);text-align:left}
th{width:28%;color:var(--muted);font-weight:600;background:#f3f5fa}
tr:last-child td{border-bottom:none}
form{display:grid;gap:14px;max-width:720px}
label{font-size:14px;color:var(--muted)}
input,textarea{width:100%;padding:12px 14px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--ink)}
textarea{min-height:140px;resize:vertical}
.btn{display:inline-block;padding:12px 18px;border-radius:12px;background:var(--brand);color:#fff;text-decoration:none;font-weight:700;border:none;cursor:pointer}
footer{padding:36px 0;border-top:1px solid var(--line);color:var(--muted)}
img.hero{width:100%;border-radius:14px;border:1px solid var(--line)}
@media (max-width:900px){.grid-2{grid-template-columns:1fr}.values{grid-template-columns:1fr}h1{font-size:32px}}

.header-logo {
    width: 40px;
    height: auto;
    vertical-align: middle;
    margin-right: 10px;
}

.logo-text {
  writing-mode: horizontal-tb !important; /* 强制水平排版 */
  display: inline-block;
  white-space: nowrap;
  vertical-align: middle;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px; /* 图片与文字之间的间距 */
}