/* 柜用五金索引 / design #16 layout=table nav=bottom */
:root{--bg:hsl(288 30% 95%);--surface:hsl(288 26% 99%);--ink:hsl(288 35% 19%);--muted:hsl(288 16% 45%);--accent:hsl(306 46% 40%);--line:hsl(288 22% 82%)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:hsl(288 30% 95%);color:hsl(288 35% 19%);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;line-height:1.75;-webkit-font-smoothing:antialiased}
.shell{max-width:1180px;margin:0 auto}
.nav{order:99;display:flex;flex-wrap:wrap;gap:18px;align-items:center;padding:22px 5%;border-top:1px solid hsl(288 22% 82%);font-size:14px}.nav .mark{font-weight:800;margin-right:auto}.nav ul{display:flex;gap:18px;list-style:none;margin:0;padding:0}.nav a{color:inherit;text-decoration:none;opacity:.82}.nav a:hover{opacity:1;color:hsl(306 46% 40%)}
.hero{padding:0 5%}.hero h1{font-family:inherit;font-size:clamp(30px,5.2vw,60px);line-height:1.16;margin:0 0 18px;font-weight:750;letter-spacing:-.01em}.hero .lead{font-size:clamp(15px,1.7vw,19px);line-height:1.8;color:hsl(288 16% 45%);max-width:66ch}.hero .kicker{font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:hsl(306 46% 40%);margin-bottom:16px}.hero{padding:54px 5% 40px;border-bottom:2px solid hsl(288 35% 19%)}.hero h1{font-size:clamp(28px,4vw,46px)}.hero .lead{max-width:none}.hero .kicker{font-family:monospace;letter-spacing:.1em;text-transform:none}
.sec{padding:52px 5%}.sec h2{font-family:inherit;font-size:clamp(21px,2.6vw,30px);margin:0 0 8px}.sec .sub{color:hsl(288 16% 45%);font-size:14px;margin:0 0 26px}.bt{width:100%;border-collapse:collapse;font-size:14px}.bt th,.bt td{padding:11px 12px;text-align:left;vertical-align:top;border-bottom:1px solid hsl(288 22% 82%)}.bt th{font-size:12px;letter-spacing:.08em;color:hsl(288 16% 45%);font-weight:600}.bt .bn{font-weight:700;color:hsl(288 35% 19%)}.bt tbody tr:nth-child(even){background:hsl(288 26% 99%)}.bt tbody tr:hover{background:hsl(288 22% 82%)}
.g-list{display:grid;gap:12px}.g-list .gt{font-weight:700;font-size:16px;color:hsl(288 35% 19%)}.g-list .gp{color:hsl(288 16% 45%);font-size:14px;line-height:1.8;margin-top:4px}.g-list{counter-reset:g;grid-template-columns:1fr}.g-list .gi{display:grid;grid-template-columns:46px 1fr;gap:10px;padding:12px 0;border-bottom:1px solid hsl(288 22% 82%)}.g-list .gi:before{counter-increment:g;content:counter(g,decimal-leading-zero);font-family:monospace;font-size:20px;color:hsl(306 46% 40%)}
.qa .qq{font-weight:700;font-size:15px;color:hsl(288 35% 19%)}.qa .qa-a{color:hsl(288 16% 45%);font-size:14px;line-height:1.85;margin-top:8px}.qa .qi{border-bottom:1px solid hsl(288 22% 82%);padding:15px 0}.qa details>summary{cursor:pointer;list-style:none}.qa details>summary::-webkit-details-marker{display:none}.qa details>summary .qq:before{content:"Q  ";color:hsl(306 46% 40%);font-family:monospace}
.note{padding:34px 5%;background:hsl(288 26% 99%);color:hsl(288 16% 45%);font-size:14px;line-height:1.9}
.note strong{color:hsl(288 35% 19%)}
.foot{padding:28px 5% 44px;border-top:1px solid hsl(288 22% 82%);color:hsl(288 16% 45%);font-size:12px;line-height:1.9}
.foot .fn{font-weight:700;color:hsl(288 35% 19%);font-size:15px;margin-bottom:6px}
.langbtn{cursor:pointer;background:transparent;color:inherit;border:1px solid hsl(288 22% 82%);border-radius:14px;padding:5px 12px;font:inherit;font-size:12px;white-space:nowrap}
.langbtn:hover{border-color:hsl(306 46% 40%);color:hsl(306 46% 40%)}
.t-en{display:none}
html.lang-en .t-zh{display:none!important}
html.lang-en .t-en{display:revert!important}


a{color:hsl(306 46% 40%)}
@media(max-width:760px){
  
  .hero.split,.hero{display:block;padding:44px 6% 38px}
  .hero.split>.shell{display:block!important}
  .hero>.shell{column-count:1}
  .hero .h-side{border-left:0;padding-left:0;border-top:1px solid hsl(288 22% 82%);padding-top:20px;margin-top:20px}
  .hero .kicker{writing-mode:horizontal-tb;float:none;margin:0 0 12px}
  .bsplit,.qa,.g-list{grid-template-columns:1fr}
  .bdef .row,.g-list .gi,.bsplit .row,.qa .qi{grid-template-columns:1fr}
  .nav ul{gap:12px;flex-wrap:wrap}
}