/* tangxinpjb.cn | 格式化样式文件 */
:root {
  --bg: #20203e;
  --accent: #c4b5fd;
  --text: #f7f8fa;
  --muted: #bbc2ce;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: -apple-system, BlinkMacSystemFont, "Microsoft YaHei", sans-serif; background: var(--bg); color: var(--text); line-height: 1.85; }
a { color: inherit; text-decoration: none; }
img { display: block; width: 100%; height: auto; object-fit: cover; }
.container { max-width: 1180px; margin: auto; padding: 0 22px; }
.site-header { background: rgba(0,0,0,.26); border-bottom: 1px solid #ffffff20; position: sticky; top: 0; z-index: 10; backdrop-filter: blur(12px); }
.nav { display: flex; justify-content: space-between; align-items: center; min-height: 76px; gap: 20px; }
.brand { font-weight: 900; font-size: 23px; color: var(--accent); }
.links { display: flex; flex-wrap: wrap; gap: 20px; font-size: 14px; }
.hero { padding: 65px 0; display: grid; grid-template-columns: 1.05fr 1fr; gap: 40px; align-items: center; }
.hero img { aspect-ratio: 1.55; border-radius: 24px; }
h1 { font-size: clamp(30px,4vw,55px); line-height: 1.28; margin: 12px 0 18px; }
h2 { font-size: clamp(23px,2.8vw,32px); line-height: 1.4; }
h3 { line-height: 1.5; }
.eyebrow { color: var(--accent); letter-spacing: .14em; font-size: 13px; }
.lead,.muted { color: var(--muted); }
.btn { display: inline-block; background: var(--accent); color: #171922; padding: 11px 23px; border-radius: 30px; font-weight: 700; }
.section { padding: 35px 0 55px; }
.grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 22px; }
.card { background: #ffffff0d; border: 1px solid #ffffff1c; border-radius: 17px; overflow: hidden; }
.card img { aspect-ratio: 1.55; }
.card-body { padding: 20px; }
.card h3 { margin: 0 0 9px; font-size: 19px; }
.card p { color: var(--muted); margin: 0; font-size: 14px; }
.panel { background: #ffffff0b; padding: 26px; border-radius: 18px; border: 1px solid #ffffff1b; }
.article { max-width: 850px; margin: 45px auto 80px; }
.article .cover { border-radius: 22px; margin: 26px 0; max-height: 450px; }
.article p { font-size: 17px; margin: 20px 0; }
.site-footer { background: #00000035; border-top: 1px solid #ffffff20; padding: 45px 0 25px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 30px; }
.footer-bottom { margin-top: 28px; border-top: 1px solid #ffffff20; padding-top: 15px; color: var(--muted); font-size: 13px; }
@media (max-width: 760px) {
  .nav,.hero { display: block; }
  .links { padding-bottom: 15px; }
  .hero { padding: 38px 0; }
  .hero img { margin-top: 25px; }
  .grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .card-body { padding: 13px; }
  .card h3 { font-size: 16px; }
}
@media (max-width: 450px) {
  .grid { grid-template-columns: 1fr; }
}