:root{
  --gr-paper:#dfe3dc;
  --gr-ink:#20231d;
  --gr-amber:#e8890c;
  --gr-amber-deep:#7a4100;
  --gr-steel:#8d948a;
  --gr-line:#c3c9be;
  --gr-surface:#f4f6f1;
  --gr-mute:#4a5045;
  --gr-r-big:44px;
  --gr-r-sm:22px;
  --gr-cjk:"Microsoft YaHei","PingFang SC","Noto Sans SC",sans-serif;
  --gr-latin:"Footlight MT Light","Footlight MT","Bookman Old Style",Georgia,serif;
  --gr-max:1160px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{margin:0;background:var(--gr-paper);color:var(--gr-ink);font-family:var(--gr-cjk);font-size:16px;line-height:1.8;overflow-wrap:break-word}
img{max-width:100%;height:auto;display:block}
a{color:var(--gr-amber-deep);text-decoration:underline;text-decoration-color:var(--gr-amber);text-decoration-thickness:2px;text-underline-offset:3px}
a:hover{color:var(--gr-ink)}
:focus-visible{outline:3px solid var(--gr-ink);outline-offset:2px;box-shadow:0 0 0 6px rgba(232,137,12,.5);border-radius:6px}
.gr-main:focus{outline:none}
code{font-family:var(--gr-latin)}

.gr-skip{position:absolute;left:12px;top:-60px;z-index:20;background:var(--gr-ink);color:var(--gr-surface);padding:10px 16px;border-radius:var(--gr-r-sm);text-decoration:none;min-height:44px;display:inline-flex;align-items:center}
.gr-skip:focus{top:10px;color:var(--gr-surface)}

/* 页头 */
.gr-top{border-bottom:1px solid var(--gr-line);background:var(--gr-paper)}
.gr-top-in{max-width:var(--gr-max);margin:0 auto;padding:10px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.gr-logo{display:inline-flex;align-items:center;min-height:44px;text-decoration:none}
.gr-logo-svg{display:block;width:132px;height:36px}
.gr-nav-list{list-style:none;margin:0;padding:0;display:flex;gap:4px;flex-wrap:wrap}
.gr-nav-a{display:inline-flex;align-items:center;min-height:44px;padding:0 14px;border-radius:var(--gr-r-sm);color:var(--gr-ink);text-decoration:none;font-size:15px}
.gr-nav-a:hover{background:var(--gr-surface)}
.gr-nav-a[aria-current="page"]{background:var(--gr-surface);box-shadow:inset 0 0 0 1px var(--gr-line)}
.gr-nav-a[aria-current="page"]::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--gr-amber);margin-right:8px;box-shadow:0 0 6px rgba(232,137,12,.8)}

.gr-main{display:block;min-height:60vh}
.gr-wrap{max-width:var(--gr-max);margin:0 auto;padding:24px 24px 56px}

.gr-seg{display:inline-block}
.gr-h1{font-size:40px;line-height:1.3;margin:0 0 16px;font-weight:700;letter-spacing:.01em;line-break:strict;text-wrap:balance}

/* 首页首屏 */
.gr-hero{max-width:var(--gr-max);margin:0 auto;padding:36px 24px 28px;display:grid;grid-template-columns:minmax(0,1fr) 384px;grid-template-areas:"head panel" "pick badge";column-gap:56px;row-gap:22px;align-items:start}
.gr-hero-head{grid-area:head;align-self:center;max-width:36em}
.gr-lead{margin:0;font-size:16.5px;color:var(--gr-mute);max-width:34em}
.gr-badge-hero{grid-area:badge}
.gr-pick{grid-area:pick;align-self:stretch;background:var(--gr-surface);border-radius:var(--gr-r-sm);padding:18px 22px 18px 26px;position:relative;border:1px solid var(--gr-line)}
.gr-pick::before{content:"";position:absolute;left:0;top:20px;bottom:20px;width:4px;border-radius:0 4px 4px 0;background:var(--gr-amber)}
.gr-pick-t{font-size:13.5px;color:var(--gr-mute);margin-bottom:6px}
.gr-pick-a{display:inline-block;font-size:19px;font-weight:700;line-height:1.5;color:var(--gr-ink);padding:4px 0;line-break:strict}
.gr-pick-d{margin:8px 0 0;font-size:15px;color:var(--gr-mute)}

/* 按键面板：全站唯一花力气的图形 */
.gr-panel{grid-area:panel;position:relative;border-radius:var(--gr-r-big);padding:30px 34px 32px;color:var(--gr-ink);
  background:
    repeating-linear-gradient(90deg,rgba(255,255,255,.16) 0 1px,rgba(255,255,255,0) 1px 3px,rgba(0,0,0,.035) 3px 4px),
    linear-gradient(165deg,#d3d8d0 0%,#a9b0a5 46%,#c4cac0 70%,#9ba296 100%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.7),inset 0 -2px 0 rgba(0,0,0,.12),0 18px 30px -18px rgba(32,35,29,.55);
  border:1px solid #8d948a}
.gr-screw{position:absolute;width:10px;height:10px;border-radius:50%;background:radial-gradient(circle at 35% 35%,#f4f6f1 0 18%,#8d948a 55%,#5d6359 100%);box-shadow:0 1px 0 rgba(255,255,255,.6)}
.gr-screw::after{content:"";position:absolute;left:2px;right:2px;top:4.5px;height:1px;background:#4a5045;transform:rotate(35deg)}
.gr-screw-a{left:20px;top:20px}.gr-screw-b{right:20px;top:20px}.gr-screw-c{left:20px;bottom:20px}.gr-screw-d{right:20px;bottom:20px}
.gr-win{margin:0 auto 22px;max-width:270px;border-radius:12px;background:#2a2e25;padding:10px 14px;box-shadow:inset 0 2px 6px rgba(0,0,0,.6),0 1px 0 rgba(255,255,255,.55);text-align:center}
.gr-win-t{font-size:14px;letter-spacing:.04em;color:#f4a43c;text-shadow:0 0 8px rgba(232,137,12,.55)}
.gr-keys{list-style:none;margin:0 auto;padding:0;display:flex;flex-direction:column;gap:12px;max-width:230px}
.gr-key{display:flex;align-items:center;gap:16px}
.gr-key-btn{flex:0 0 auto;width:52px;height:52px;border-radius:50%;position:relative;
  background:radial-gradient(circle at 50% 40%,#f4f6f1 0%,#d5d9d1 48%,#9aa196 100%);
  box-shadow:0 0 0 3px #b6bcb1,0 0 0 4px #7d8479,0 3px 6px rgba(0,0,0,.35),inset 0 -3px 4px rgba(0,0,0,.18)}
.gr-key-btn::after{content:"";position:absolute;inset:14px;border-radius:50%;border:2px solid #8d948a}
.gr-key-on .gr-key-btn{box-shadow:0 0 0 3px #e8890c,0 0 0 4px #7a4100,0 0 18px 4px rgba(232,137,12,.55),inset 0 -3px 4px rgba(0,0,0,.15)}
.gr-key-on .gr-key-btn::after{border-color:#e8890c;background:radial-gradient(circle,#ffd08a 0 30%,rgba(232,137,12,.25) 70%)}
.gr-key-t{flex:1;font-size:15px;font-weight:700;padding:6px 14px;border-radius:10px;background:rgba(244,246,241,.72);box-shadow:inset 0 1px 2px rgba(0,0,0,.18);letter-spacing:.06em}
.gr-key-on .gr-key-t::after{content:"首选";margin-left:8px;font-size:13px;font-weight:400;color:var(--gr-amber-deep)}

/* 访客登记牌（码卡） */
.gr-badge{position:relative;background:var(--gr-surface);border:1px solid var(--gr-line);border-radius:var(--gr-r-sm);padding:26px 22px 18px;box-shadow:0 10px 22px -16px rgba(32,35,29,.6)}
.gr-badge-hole{position:absolute;left:50%;top:9px;width:46px;height:9px;margin-left:-23px;border-radius:9px;background:var(--gr-paper);box-shadow:inset 0 1px 2px rgba(0,0,0,.35)}
.gr-badge-head{font-size:13.5px;color:var(--gr-mute);letter-spacing:.08em;border-bottom:1px dashed var(--gr-line);padding-bottom:6px;margin-bottom:10px}
.gr-badge-row{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.gr-code{font-family:var(--gr-latin);font-size:34px;line-height:1.2;letter-spacing:.08em;color:var(--gr-ink);user-select:all}
.gr-copy{font:inherit;font-size:15px;min-height:44px;min-width:88px;padding:0 20px;border-radius:var(--gr-r-sm);border:2px solid var(--gr-ink);background:transparent;color:var(--gr-ink);cursor:pointer}
.gr-copy:hover{background:var(--gr-ink);color:var(--gr-surface)}
.gr-copy.gr-is-done{background:var(--gr-amber);border-color:var(--gr-amber);color:var(--gr-ink)}
.gr-badge-note{margin:10px 0 0;font-size:14px;line-height:1.7;color:var(--gr-mute)}
.gr-badge-go{display:flex;align-items:center;justify-content:center;gap:10px;margin-top:14px;min-height:48px;padding:10px 18px;border-radius:var(--gr-r-sm);background:var(--gr-ink);color:var(--gr-surface);text-decoration:none;font-weight:700;text-align:center;line-height:1.5}
.gr-badge-go::before{content:"";flex:0 0 auto;width:10px;height:10px;border-radius:50%;background:var(--gr-amber);box-shadow:0 0 8px rgba(232,137,12,.9)}
.gr-badge-go:hover{color:var(--gr-surface);background:#373b31}
.gr-badge-disc{margin:10px 0 0;font-size:13.5px;line-height:1.7;color:var(--gr-mute)}
.gr-badge-inline{margin:26px 0;max-width:520px}

/* 首页正文区块 */
.gr-home-body{max-width:var(--gr-max);margin:0 auto;padding:8px 24px 56px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
.gr-home-body h2{font-size:22px;line-height:1.45;margin:0 0 6px;line-break:strict;text-wrap:balance;display:flex;align-items:center;gap:12px}
.gr-home-body h2::before{content:"";flex:0 0 auto;width:20px;height:20px;border-radius:50%;background:radial-gradient(circle,#e8890c 0 28%,#f4f6f1 32% 58%,#8d948a 62%)}
.gr-home-body > h2, .gr-home-body > p, .gr-home-body > ul{grid-column:auto}
.gr-home-sec{background:var(--gr-surface);border:1px solid var(--gr-line);border-radius:var(--gr-r-big);padding:28px 30px}
.gr-home-sec p,.gr-home-sec li{font-size:15.5px}
.gr-home-sec ul{padding-left:1.2em}

/* 面包屑 */
.gr-crumb{display:flex;flex-wrap:wrap;align-items:center;font-size:14px;color:var(--gr-mute);margin-bottom:10px}
.gr-crumb a{display:inline-flex;align-items:center;min-height:44px;padding:0 4px;color:var(--gr-mute)}
.gr-crumb span[aria-current]{display:inline-flex;align-items:center;min-height:44px;padding:0 4px}
.gr-crumb-sep{padding:0 4px;color:var(--gr-steel)}

/* 文章页 */
.gr-art-head{max-width:52em}
.gr-art-h1{margin-bottom:10px}
.gr-byline{font-size:14px;color:var(--gr-mute)}
.gr-byline-gap{display:inline-block;width:1.2em}
.gr-cover{margin:22px 0 8px;max-width:960px}
.gr-cover img{border-radius:var(--gr-r-big);width:100%;border:1px solid var(--gr-line)}
.gr-art-grid{display:grid;grid-template-columns:240px minmax(0,1fr);gap:48px;margin-top:28px;align-items:start}
.gr-toc{position:sticky;top:16px;background:var(--gr-surface);border:1px solid var(--gr-line);border-radius:var(--gr-r-sm);padding:16px 14px}
.gr-toc-t{font-size:14px;font-weight:700;padding:0 6px 8px;border-bottom:1px dashed var(--gr-line);margin-bottom:6px}
.gr-toc-ol{list-style:none;margin:0;padding:0;counter-reset:grfl}
.gr-toc-ol li{counter-increment:grfl}
.gr-toc-a{display:flex;gap:10px;align-items:flex-start;min-height:44px;padding:8px 6px;font-size:14px;line-height:1.55;color:var(--gr-ink);text-decoration:none;border-radius:12px}
.gr-toc-a::before{content:counter(grfl);flex:0 0 auto;width:24px;height:24px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-family:var(--gr-latin);font-size:13px;background:var(--gr-paper);box-shadow:inset 0 0 0 1px var(--gr-steel)}
.gr-toc-a:hover{background:var(--gr-paper)}
.gr-art{max-width:40em;font-size:17px}
.gr-art p,.gr-art li{line-height:1.9}
.gr-art p{margin:0 0 1.05em}
.gr-art h2{font-size:24px;line-height:1.45;margin:2.2em 0 .8em;padding-top:4px;line-break:strict;text-wrap:balance;display:flex;align-items:flex-start;gap:12px;scroll-margin-top:16px}
.gr-art h2::before{content:"";flex:0 0 auto;margin-top:7px;width:20px;height:20px;border-radius:50%;background:radial-gradient(circle,#e8890c 0 26%,#f4f6f1 30% 56%,#8d948a 60%);box-shadow:0 1px 2px rgba(0,0,0,.3)}
.gr-art ol,.gr-art ul{padding-left:1.4em;margin:0 0 1.2em}
.gr-art li{margin-bottom:.6em}
.gr-art ol > li::marker{font-family:var(--gr-latin);font-weight:700;color:var(--gr-amber-deep)}
.gr-art strong{font-weight:700}

.gr-fig{margin:24px 0 28px}
.gr-fig-img{border-radius:var(--gr-r-sm);border:1px solid var(--gr-line);background:#fff}
.gr-figcap{margin-top:10px;font-size:14px;line-height:1.7;color:var(--gr-mute)}

.gr-tablewrap{margin:22px 0 28px;overflow-x:auto;border-radius:var(--gr-r-sm);border:1px solid var(--gr-line);background:var(--gr-surface)}
.gr-table{border-collapse:collapse;width:100%;min-width:560px;font-size:15px;line-height:1.65}
.gr-table th{background:#e7eae3;text-align:left;font-weight:700;padding:12px 14px;border-bottom:1px solid var(--gr-line);white-space:nowrap}
.gr-table td{padding:12px 14px;border-bottom:1px solid var(--gr-line);vertical-align:top}
.gr-table tr:last-child td{border-bottom:0}
.gr-table td:first-child{font-weight:700}

.gr-jiucuo{margin:24px 0;padding:18px 22px;border-radius:var(--gr-r-sm);background:var(--gr-surface);border:2px dashed var(--gr-steel)}
.gr-jiucuo-t{display:inline-block;font-size:13.5px;font-weight:700;padding:2px 12px;border-radius:999px;background:var(--gr-ink);color:var(--gr-surface);margin-bottom:8px}
.gr-jiucuo p{margin:0;font-size:15.5px}

.gr-faq{max-width:46em;margin:48px 0 0 288px}
.gr-faq-h{font-size:24px;line-height:1.45;margin:0 0 12px;line-break:strict}
.gr-qa{border-top:1px solid var(--gr-line);padding:16px 0}
.gr-q{font-size:17px;margin:0 0 6px;line-height:1.6}
.gr-a{margin:0;font-size:16px;color:var(--gr-ink)}

.gr-after{max-width:46em;margin:36px 0 0 288px;display:grid;gap:18px}
.gr-tags{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:14px}
.gr-tags-t{color:var(--gr-mute)}
.gr-tag{display:inline-flex;align-items:center;min-height:32px;padding:2px 12px;border-radius:999px;background:var(--gr-surface);border:1px solid var(--gr-line);color:var(--gr-ink);text-decoration:none}
.gr-goto{background:var(--gr-surface);border:1px solid var(--gr-line);border-radius:var(--gr-r-sm);padding:16px 20px}
.gr-goto-t{font-size:14px;font-weight:700;margin-bottom:4px}
.gr-goto-ul{list-style:none;margin:0;padding:0}
.gr-goto-ul a{display:inline-flex;align-items:center;min-height:44px}

/* 列表页 */
.gr-listpage{max-width:880px}
.gr-list-intro{max-width:38em;color:var(--gr-mute)}
.gr-list-intro p{margin:0 0 1em}
.gr-count{font-size:14px;color:var(--gr-mute);margin:8px 0 14px}
.gr-list-ol{list-style:none;margin:0;padding:0;display:grid;gap:16px}
.gr-item{background:var(--gr-surface);border:1px solid var(--gr-line);border-radius:var(--gr-r-sm);padding:20px 24px}
.gr-item-a{font-size:20px;font-weight:700;line-height:1.5;color:var(--gr-ink);display:inline-block;padding:4px 0;line-break:strict}
.gr-item-d{margin:6px 0 4px;color:var(--gr-mute);font-size:15px}
.gr-item-m{font-size:13.5px;color:var(--gr-mute)}
.gr-pager{display:flex;align-items:center;gap:14px;margin-top:22px}
.gr-pager-a{display:inline-flex;align-items:center;min-height:44px;padding:0 16px;border-radius:var(--gr-r-sm);background:var(--gr-surface);border:1px solid var(--gr-line)}
.gr-pager-n{font-size:14px;color:var(--gr-mute)}

/* 站务页 */
.gr-plain{max-width:820px}
.gr-plain-body{max-width:38em}
.gr-h2-wen{min-width:0}.gr-h2-duan{display:inline-block}
.gr-plain-body h2{font-size:21px;line-height:1.5;margin:1.8em 0 .5em;line-break:strict;text-wrap:balance}
.gr-plain-body p,.gr-plain-body li{font-size:16px}
.gr-plain-body ul{padding-left:1.3em}
.gr-plain-m{margin-top:28px;font-size:14px;color:var(--gr-mute)}

/* 搜索 */
.gr-sform{margin:18px 0 10px;max-width:38em}
.gr-slabel{display:block;font-size:15px;font-weight:700;margin-bottom:8px}
.gr-srow{display:flex;gap:10px}
.gr-sinput{flex:1;min-width:0;font:inherit;font-size:16px;min-height:48px;padding:0 18px;border-radius:var(--gr-r-sm);border:2px solid var(--gr-steel);background:var(--gr-surface);color:var(--gr-ink)}
.gr-sbtn{font:inherit;font-size:16px;min-height:48px;padding:0 22px;border-radius:var(--gr-r-sm);border:0;background:var(--gr-ink);color:var(--gr-surface);cursor:pointer}
.gr-shint{font-size:14px;color:var(--gr-mute);min-height:1.5em}
.gr-sres{list-style:none;margin:8px 0 0;padding:0;display:grid;gap:12px;max-width:38em}
.gr-sres li{background:var(--gr-surface);border:1px solid var(--gr-line);border-radius:var(--gr-r-sm);padding:14px 18px}
.gr-sres a{font-weight:700;display:inline-flex;min-height:44px;align-items:center}
.gr-sres p{margin:2px 0 0;font-size:14.5px;color:var(--gr-mute)}

/* 404 */
.gr-404{text-align:left}
.gr-404-floor{width:72px;height:72px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-family:var(--gr-latin);font-size:34px;margin:12px 0 18px;background:radial-gradient(circle at 50% 40%,#f4f6f1 0%,#d5d9d1 48%,#9aa196 100%);box-shadow:0 0 0 3px #e8890c,0 0 16px 3px rgba(232,137,12,.45)}
.gr-404-p{max-width:32em;color:var(--gr-mute)}
.gr-404-ul{list-style:none;margin:18px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:12px}
.gr-404-a{display:inline-flex;align-items:center;min-height:48px;padding:0 20px;border-radius:var(--gr-r-sm);background:var(--gr-surface);border:1px solid var(--gr-line);color:var(--gr-ink);text-decoration:none}
.gr-404-a:hover{border-color:var(--gr-ink)}

/* 页脚 */
.gr-foot{border-top:1px solid var(--gr-line);background:var(--gr-surface)}
.gr-foot-in{max-width:var(--gr-max);margin:0 auto;padding:30px 24px 26px;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:20px 48px}
.gr-foot-note{margin:8px 0 0;font-size:14px;line-height:1.75;color:var(--gr-mute);max-width:34em}
.gr-foot-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 18px}
.gr-foot-list a{display:inline-flex;align-items:center;min-height:44px;font-size:14.5px;color:var(--gr-ink)}
.gr-foot-copy{grid-column:1/-1;margin:6px 0 0;font-size:13.5px;color:var(--gr-mute)}

@media (max-width:960px){
  .gr-hero{grid-template-columns:minmax(0,1fr) 340px;column-gap:32px}
  .gr-art-grid{grid-template-columns:minmax(0,1fr);gap:20px}
  .gr-toc{position:static}
  .gr-faq,.gr-after{margin-left:0}
  .gr-home-body{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:720px){
  .gr-top-in{padding:6px 16px 4px;gap:0}
  .gr-nav{width:100%}
  .gr-nav-list{gap:0;justify-content:space-between}
  .gr-nav-a{padding:0 10px;font-size:15px}
  .gr-wrap{padding:16px 16px 44px}
  .gr-h1{font-size:26px;line-height:1.38;margin-bottom:10px}
  .gr-hero{grid-template-columns:minmax(0,1fr);grid-template-areas:"head" "badge" "pick" "panel";padding:16px 16px 22px;row-gap:14px}
  .gr-lead{font-size:15px;line-height:1.7}
  .gr-badge{padding:22px 16px 14px}
  .gr-code{font-size:30px}
  .gr-badge-note{font-size:13.5px;margin-top:8px}
  .gr-pick{padding:14px 16px 14px 20px}
  .gr-pick-a{font-size:17px}
  .gr-pick-d{font-size:14.5px;margin-top:4px}
  .gr-panel{padding:26px 22px 26px;border-radius:34px}
  .gr-home-body{padding:4px 16px 44px;gap:18px}
  .gr-home-sec{padding:22px 18px;border-radius:30px}
  .gr-art{font-size:16px}
  .gr-art h2{font-size:21px}
  .gr-cover img{border-radius:24px}
  .gr-toc-ol{display:grid;grid-template-columns:minmax(0,1fr)}
  .gr-table{min-width:0}
  .gr-table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
  .gr-table,.gr-table tbody,.gr-table tr,.gr-table td{display:block;width:100%}
  .gr-table tr{border-bottom:1px solid var(--gr-line);padding:10px 0}
  .gr-table tr:last-child{border-bottom:0}
  .gr-table td{border:0;padding:4px 16px}
  .gr-table td::before{content:attr(data-th);display:block;font-size:13px;font-weight:400;color:var(--gr-mute)}
  .gr-tablewrap{overflow-x:visible}
  .gr-foot-in{grid-template-columns:minmax(0,1fr);padding:24px 16px}
  .gr-srow{flex-direction:column}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}

/* 门牌：地址栏核对 */
.gr-menpai{margin:22px 0;padding:16px 20px 14px;border-radius:var(--gr-r-sm);background:#2a2e25;color:#eef0ea;box-shadow:inset 0 2px 6px rgba(0,0,0,.45)}
.gr-menpai-t{display:flex;align-items:center;gap:10px;font-size:14px;font-weight:700;color:#f4a43c;letter-spacing:.06em;margin-bottom:6px}
.gr-menpai-t::before{content:"";width:9px;height:9px;border-radius:50%;background:#e8890c;box-shadow:0 0 8px rgba(232,137,12,.9)}
.gr-art .gr-menpai p{margin:0;font-size:15.5px;line-height:1.85;color:#eef0ea}