*,*::before,*::after{box-sizing:border-box}
:root{
  --ink:#171512;--ink2:#3d362c;--mut:#7c7263;
  --paper:#f6f1e6;--card:#fffdf7;--line:#e3d8c3;--line2:#cdbfa3;
  --zhu:#a6322a;--zhu-d:#82241d;--jade:#2a6350;--gold:#b1823f;
  --serif:"Songti SC","STSong","Noto Serif SC","Source Han Serif SC",Georgia,"Microsoft YaHei",serif;
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--sans);font-size:15.5px;line-height:1.78;color:var(--ink);
  background-color:var(--paper);
  background-image:radial-gradient(circle at 18% 8%,rgba(166,50,42,.055),transparent 42%),
                   radial-gradient(circle at 88% 2%,rgba(42,99,80,.07),transparent 38%),
                   repeating-linear-gradient(0deg,rgba(180,165,135,.07) 0 1px,transparent 1px 4px);
  -webkit-font-smoothing:antialiased}
a{color:var(--zhu-d);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{font-family:var(--serif);font-weight:700;line-height:1.35;color:var(--ink);letter-spacing:.02em}
p{margin:0 0 12px}
.wrap{max-width:1180px;margin:0 auto;padding:0 18px}
/* ---------- header ---------- */
.hd{background:linear-gradient(180deg,#1b1813,#241f18);color:#f2e9d8;border-bottom:3px double var(--gold)}
.hd-in{display:flex;align-items:center;gap:18px;padding:14px 18px;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:12px;color:#f6efe1;flex:0 0 auto}
.logo:hover{text-decoration:none}
.seal{display:flex;align-items:center;justify-content:center;width:46px;height:46px;flex:0 0 46px;
  background:linear-gradient(150deg,#b83a2f,#8a231c);color:#fff6e8;font-family:var(--serif);font-size:26px;
  border-radius:6px;transform:rotate(-4deg);box-shadow:inset 0 0 0 2px rgba(255,246,232,.55),0 3px 10px rgba(0,0,0,.35)}
.lg-t b{display:block;font-family:var(--serif);font-size:19px;letter-spacing:.06em}
.lg-t i{display:block;font-style:normal;font-size:11.5px;color:#c9b998;letter-spacing:.14em}
.search{flex:1 1 260px;display:flex;min-width:220px;background:#fdf9f0;border-radius:4px;overflow:hidden;box-shadow:0 2px 8px rgba(0,0,0,.3)}
.search input{flex:1;border:0;background:transparent;padding:11px 14px;font-size:14px;color:var(--ink);outline:none;font-family:var(--sans)}
.search input::placeholder{color:#9c8f7a}
.search button{border:0;background:var(--zhu);color:#fff6e8;padding:0 20px;font-family:var(--serif);font-size:15px;letter-spacing:.2em;cursor:pointer}
.status{flex:0 0 auto;font-size:12.5px;color:#cbbda0;line-height:1.6;text-align:right}
.status b{color:#ffd9a0;font-size:15px;font-family:var(--serif)}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:#4bd08a;margin-right:5px;box-shadow:0 0 8px #4bd08a}
/* ---------- nav ---------- */
.nav{position:sticky;top:0;z-index:60;background:rgba(252,248,240,.96);backdrop-filter:blur(6px);
  border-bottom:1px solid var(--line2);box-shadow:0 2px 10px rgba(60,45,20,.07)}
.nav ul{display:flex;flex-wrap:wrap;list-style:none;margin:0;padding:0;max-width:1180px;margin:0 auto}
.nav li{flex:0 0 auto}
.nav a{display:block;padding:13px 17px;font-family:var(--serif);font-size:15.5px;color:var(--ink2);border-bottom:3px solid transparent}
.nav a:hover,.nav a.on{color:var(--zhu-d);border-bottom-color:var(--zhu);background:rgba(166,50,42,.05);text-decoration:none}
/* ---------- notice ---------- */
.notice{background:#fff8e6;border:1px solid var(--line2);border-left:5px solid var(--gold);
  border-radius:4px;padding:11px 15px;font-size:13.5px;color:#6c5a33;margin:18px 0 6px}
.notice b{color:var(--zhu-d)}
/* ---------- hero ---------- */
.hero{position:relative;margin:18px 0 26px;padding:38px 34px 34px;color:#f4ecdc;border-radius:6px;overflow:hidden;
  background:linear-gradient(135deg,#1d1a15 0%,#2b241b 55%,#3a2a20 100%);box-shadow:0 10px 26px rgba(40,28,12,.25)}
.hero::after{content:"天龍";position:absolute;right:-10px;bottom:-40px;font-family:var(--serif);font-size:170px;
  color:rgba(255,235,200,.055);letter-spacing:.05em;pointer-events:none}
.hero h1{font-size:clamp(24px,3.6vw,40px);color:#fff8ea;margin:0 0 14px;position:relative}
.hero h1 em{font-style:normal;color:#ffc978}
.hero p{max-width:760px;color:#d8cbb2;font-size:15px;position:relative}
.tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px;position:relative}
.tags span{border:1px solid rgba(255,201,120,.5);color:#ffcf8d;padding:4px 12px;border-radius:999px;font-size:13px;
  background:rgba(255,201,120,.07)}
/* ---------- layout ---------- */
.layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:30px;align-items:start;padding-bottom:40px}
main{min-width:0}
section.block{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:24px 24px 22px;margin-bottom:26px;
  box-shadow:0 3px 12px rgba(90,70,35,.05)}
.bt{display:flex;align-items:center;gap:10px;margin:0 0 6px;font-size:21px}
.bt::before{content:"";width:5px;height:21px;background:var(--zhu);border-radius:2px;display:inline-block}
.sub{color:var(--mut);font-size:13px;margin:0 0 16px}
h3.sh{font-size:17px;margin:20px 0 8px;padding-left:12px;border-left:3px solid var(--gold)}
/* ---------- table ---------- */
.tb-wrap{overflow-x:auto;border:1px solid var(--line2);border-radius:5px;background:#fffef9}
table.tb{width:100%;border-collapse:collapse;font-size:14px;min-width:640px}
table.tb th{background:linear-gradient(180deg,#2a231a,#221c15);color:#f0e3c9;font-family:var(--serif);font-weight:400;
  padding:11px 12px;text-align:left;white-space:nowrap;font-size:14.5px;letter-spacing:.05em}
table.tb td{padding:11px 12px;border-bottom:1px solid var(--line);color:var(--ink2);white-space:nowrap}
table.tb tbody tr:nth-child(even){background:rgba(230,220,198,.22)}
table.tb tbody tr[data-href]{cursor:pointer;transition:background .15s}
table.tb tbody tr[data-href]:hover{background:#fdf3e0;box-shadow:inset 3px 0 0 var(--zhu)}
table.tb tbody tr:last-child td{border-bottom:0}
.tag{display:inline-block;font-size:12px;padding:1px 9px;border-radius:3px;border:1px solid;line-height:1.6}
.t-huai{color:#2a6350;border-color:#96bda9;background:#eef6f1}
.t-jing{color:#8a5a1c;border-color:#d9b97e;background:#fdf3e2}
.t-gong{color:#82241d;border-color:#dda9a2;background:#fbeceb}
.t-wei{color:#3f4a76;border-color:#a9b0d0;background:#eef0f8}
.st-open{color:#2a7a4e;font-weight:600}
.st-wait{color:#b1823f;font-weight:600}
.st-tmr{color:#8a8171}
/* ---------- generic blocks ---------- */
.grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}
.grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:12px}
.card{background:#fdfaf3;border:1px solid var(--line);border-radius:5px;padding:15px 16px}
.card h4{margin:0 0 6px;font-size:16px}
.card p{font-size:13.6px;color:#5d5548;margin:0}
.trust{display:grid;grid-template-columns:repeat(auto-fit,minmax(215px,1fr));gap:13px}
.trust div{background:#fbf7ee;border:1px solid var(--line);border-left:4px solid var(--jade);border-radius:4px;padding:13px 15px}
.trust b{display:block;font-family:var(--serif);font-size:15.5px;margin-bottom:3px;color:#234f41}
.trust span{font-size:13.3px;color:#5d5548}
blockquote{margin:14px 0;padding:12px 16px;background:#fbf4e4;border-left:4px solid var(--gold);border-radius:0 4px 4px 0;
  color:#6a5a34;font-size:14px}
ul.dot-list{margin:8px 0 12px;padding-left:20px}
ul.dot-list li{margin-bottom:6px;color:#4a4338;font-size:14.5px}
p.body{font-size:14.8px;color:#403a31;text-indent:2em}
/* ---------- faq ---------- */
.faq details{background:#fdfaf3;border:1px solid var(--line);border-radius:5px;margin-bottom:10px;padding:0 16px}
.faq summary{cursor:pointer;padding:13px 0;font-family:var(--serif);font-size:16px;color:#2b2318;list-style:none;position:relative;padding-right:26px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"＋";position:absolute;right:0;top:12px;color:var(--zhu)}
.faq details[open] summary::after{content:"－"}
.faq .ans{padding:0 0 14px;font-size:14.3px;color:#4f4739}
/* ---------- sidebar ---------- */
aside{min-width:0}
.sb{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:18px;margin-bottom:22px;
  box-shadow:0 3px 12px rgba(90,70,35,.05)}
.sb h3{margin:0 0 12px;font-size:17px;display:flex;align-items:center;gap:8px}
.sb h3::before{content:"";width:4px;height:17px;background:var(--jade);border-radius:2px}
ol.rank{list-style:none;counter-reset:r;margin:0;padding:0}
ol.rank li{counter-increment:r;display:flex;gap:10px;align-items:flex-start;padding:9px 0;border-bottom:1px dashed var(--line)}
ol.rank li:last-child{border-bottom:0}
ol.rank li::before{content:counter(r);flex:0 0 22px;height:22px;border-radius:3px;background:#efe6d2;
  color:#7b6b4c;font-family:var(--serif);font-size:13px;display:flex;align-items:center;justify-content:center;margin-top:3px}
ol.rank li:nth-child(1)::before{background:var(--zhu);color:#fff5e6}
ol.rank li:nth-child(2)::before{background:#c07a3a;color:#fff5e6}
ol.rank li:nth-child(3)::before{background:#b1823f;color:#fff5e6}
ol.rank a{font-size:14.3px;color:#332c22}
ol.rank em{font-style:normal;display:block;font-size:12.3px;color:var(--mut)}
.lk{display:block;border:1px solid var(--line);border-radius:5px;padding:11px 13px;margin-bottom:9px;background:#fdfaf3}
.lk:hover{text-decoration:none;border-color:var(--zhu);background:#fdf3ea}
.lk b{display:block;font-size:14.3px;color:#82241d;font-family:var(--serif)}
.lk span{font-size:12.5px;color:var(--mut)}
.cloud{display:flex;flex-wrap:wrap;gap:8px}
.cloud a{font-size:13px;padding:4px 11px;border-radius:999px;background:#f1e9d8;color:#5f5340;border:1px solid var(--line2)}
.cloud a:hover{background:var(--zhu);color:#fff6e8;border-color:var(--zhu);text-decoration:none}
/* ---------- footer ---------- */
footer{background:#1b1813;color:#b9ac93;border-top:3px double var(--gold);margin-top:10px}
.ft{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:26px;padding:32px 18px 20px;max-width:1180px;margin:0 auto}
.ft h4{color:#f0e3c9;font-size:15.5px;margin:0 0 10px;padding-bottom:7px;border-bottom:1px solid #3a3226}
.ft a{color:#cbbda0;font-size:13.6px}
.ft a:hover{color:#ffcf8d}
.ft ul{list-style:none;margin:0;padding:0}
.ft li{margin-bottom:7px;font-size:13.6px}
.ft p{font-size:13.3px;color:#9a8f7b;line-height:1.75}
.copy{border-top:1px solid #332c22;padding:14px 18px 26px;text-align:center;font-size:12.8px;color:#8b8171;max-width:1180px;margin:0 auto}
.copy b{color:#c3b599}
/* ---------- back to top ---------- */
#top{position:fixed;right:20px;bottom:26px;width:48px;height:48px;border-radius:6px;border:1px solid var(--line2);
  background:rgba(27,24,19,.92);color:#ffcf8d;font-family:var(--serif);font-size:13px;line-height:1.2;cursor:pointer;
  opacity:0;visibility:hidden;transition:opacity .25s,transform .25s;transform:translateY(10px);z-index:80;box-shadow:0 6px 16px rgba(0,0,0,.25)}
#top.show{opacity:1;visibility:visible;transform:none}
#top:hover{background:var(--zhu);color:#fff6e8}
/* ---------- responsive ---------- */
@media(max-width:980px){
  .layout{grid-template-columns:1fr}
  .ft{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  body{font-size:15px}
  .hd-in{padding:12px 14px;gap:12px}
  .search{order:3;flex:1 1 100%}
  .status{text-align:left;font-size:12px}
  .hero{padding:26px 18px}
  section.block{padding:18px 15px}
  .nav a{padding:11px 12px;font-size:14.5px}
  .ft{grid-template-columns:1fr;gap:20px}
  #top{right:12px;bottom:16px;width:44px;height:44px}
}