/* Xinglu Hardware — xingluhardware.com */
:root {
  --ink: #1b2430;
  --muted: #5a6573;
  --line: #d8dee6;
  --bg: #f6f4f0;
  --card: #ffffff;
  --accent: #1e4d3a;
  --accent-2: #c45c26;
  --max: 1080px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
header {
  background: #fff;
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 10;
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  min-height: 72px; gap: 16px;
}
.logo { font-weight: 700; letter-spacing: .02em; color: var(--ink); font-size: 1.05rem; }
.logo span { display: block; font-weight: 400; font-size: .72rem; color: var(--muted); letter-spacing: .08em; text-transform: uppercase; }
nav ul { display: flex; gap: 22px; list-style: none; margin: 0; padding: 0; flex-wrap: wrap; }
nav a { color: var(--ink); font-size: .95rem; }
.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff !important;
  padding: 10px 18px;
  border-radius: 4px;
  text-decoration: none !important;
  font-weight: 600;
}
.btn:hover { opacity: .92; }
.btn-alt { background: var(--accent-2); }
.hero {
  padding: 72px 0 56px;
  background: linear-gradient(180deg, #eef2ef 0%, var(--bg) 100%);
}
.hero h1 { font-size: clamp(1.8rem, 4vw, 2.6rem); line-height: 1.2; margin: 0 0 16px; }
.hero p.lead { font-size: 1.15rem; color: var(--muted); max-width: 640px; margin: 0 0 28px; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; }
section { padding: 48px 0; }
h2 { font-size: 1.5rem; margin: 0 0 16px; }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 28px;
}
.grid { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.muted { color: var(--muted); }
footer {
  border-top: 1px solid var(--line);
  padding: 32px 0 48px;
  color: var(--muted);
  font-size: .9rem;
  margin-top: 24px;
}
.note {
  background: #fff7ea;
  border: 1px solid #ead7b5;
  padding: 12px 16px;
  border-radius: 6px;
  color: #6a4b16;
  margin: 16px 0 24px;
}
dl { display: grid; grid-template-columns: 160px 1fr; gap: 8px 16px; }
dt { color: var(--muted); }
dd { margin: 0; }
@media (max-width: 600px) {
  dl { grid-template-columns: 1fr; }
  .nav { flex-direction: column; align-items: flex-start; padding: 12px 0; }
}