:root{
  --green:#1E4D3A; --green-d:#143528; --green-3:#1B5A4E; --green-l:#E8F0EC;
  --brown:#8B5A2B; --brown-d:#6B4220; --brown-l:#F5EBE0;
  --gold:#C9A227; --gold-d:#A8861C; --orange:#E07A3F;
  --bg:#F6F6F3;
  --ink:#231C15; --gray:#6B6259; --gray-l:#9C948A; --sub:#6B6B66;
  --red:#C0392B;
  --line:#E6E6E0; --line2:#F0EAE2;
  --r:8px; --radius:14px;
  --sh:0 2px 10px rgba(35,28,21,.07); --shh:0 8px 24px rgba(35,28,21,.14);
  --brand:#8B5A2B;
}
*{margin:0;padding:0;box-sizing:border-box}
html{max-width:100%;overflow-x:clip;scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,sans-serif;color:var(--ink);background:var(--bg);font-size:14px;line-height:1.65;-webkit-font-smoothing:antialiased;max-width:100%;overflow-x:clip;position:relative}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
img{display:block;max-width:100%}
button,input,select,textarea{font-family:inherit;font-size:inherit;outline:none}
.wrap{max-width:1240px;width:100%;margin:0 auto;padding:0 16px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:38px;padding:0 16px;border-radius:8px;font-size:13.5px;cursor:pointer;border:1px solid var(--line);background:#fff;color:var(--ink);transition:.22s;white-space:nowrap}
.btn:hover{border-color:var(--brand);color:var(--brand)}
.btn-p{background:linear-gradient(135deg,#7A4A2B,#9C6640);border-color:transparent;color:#fff;font-weight:600;box-shadow:0 4px 14px rgba(122,74,43,.28)}
.btn-p:hover{color:#fff;transform:translateY(-1px)}
.btn-g{background:linear-gradient(135deg,var(--gold),#DDB77A);border-color:transparent;color:#4A3018;font-weight:600}
.btn-g:hover{background:linear-gradient(135deg,var(--gold-d),#C89B5A);color:#fff;transform:translateY(-1px)}
.btn-green{background:var(--green);border-color:transparent;color:#fff}
.btn-green:hover{background:var(--green-3);color:#fff}

.topbar{background:#2B2119;color:#C4B8AC;font-size:12.5px;height:36px;display:flex;align-items:center}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;gap:16px}
.topbar a{opacity:.85}.topbar a:hover{opacity:1;color:#fff}
.tb-l,.tb-r{display:flex;align-items:center;gap:16px}
.tb-r .hot{color:var(--gold)}
.sep{width:1px;height:12px;background:#4A3A2C}

/* 整块头部吸顶：Logo排 + 搜索排 + 导航条 固定在页面顶部 */
header{background:#fff;position:sticky;top:0;z-index:70;box-shadow:0 1px 0 var(--line);transition:box-shadow .25s}
header.scrolled{box-shadow:0 4px 18px rgba(35,28,21,.14)}
.hd{display:flex;align-items:center;gap:26px;padding:15px 0 13px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.mark{width:42px;height:42px;border-radius:11px;background:linear-gradient(140deg,#7A4A2B,#C89B5A);display:flex;align-items:center;justify-content:center;font-size:22px;box-shadow:0 4px 12px rgba(122,74,43,.3)}
.logo b{font-size:20px;letter-spacing:.5px;display:block;line-height:1.15}
.logo span{font-size:10.5px;color:var(--gray-l);letter-spacing:2.4px}
.logo-text b{display:block;font-size:17px;font-weight:800;line-height:1.2}
.logo-text span{display:block;font-size:10px;letter-spacing:2px;opacity:.75}
.search{flex:1;max-width:620px}
.stabs{display:flex;gap:18px;margin-bottom:-1px;position:relative;z-index:2}
.stabs button{background:none;border:none;padding:3px 0 7px;font-size:13px;color:var(--gray);cursor:pointer;border-bottom:2px solid transparent;transition:.2s}
.stabs button.on{color:var(--brand);border-color:var(--brand);font-weight:600}
.sbar{display:flex;height:44px;border:2px solid #7A4A2B;border-radius:8px;overflow:hidden;background:#fff;box-shadow:0 4px 14px rgba(122,74,43,.12)}
.sbar input{flex:1;border:none;padding:0 14px;font-size:14px;min-width:0}
.sbar select{border:none;border-left:1px solid var(--line);padding:0 10px;color:var(--gray);background:#FDFBF9;max-width:126px;cursor:pointer}
.sbar button{width:100px;border:none;background:#7A4A2B;color:#fff;font-size:15px;font-weight:600;cursor:pointer}
.hotkw{margin-top:7px;font-size:12.5px;color:var(--gray-l);display:flex;gap:12px;flex-wrap:wrap}
.hotkw a:hover{color:var(--brand)}
.hdact{display:flex;gap:10px;flex-shrink:0}

/* 导航条：跟随 header 一起吸顶 */
.nav{background:#fff;border-top:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;gap:4px;height:46px;overflow-x:auto;scrollbar-width:none}
.nav .wrap::-webkit-scrollbar{display:none}
.nav a{padding:0 13px;height:46px;display:flex;align-items:center;font-size:14.5px;transition:.2s;white-space:nowrap;flex-shrink:0}
.nav a:hover{color:var(--brand)}
.nav a.on{color:var(--brand);font-weight:600}
.nav a.hot::after{content:"新";font-size:9px;background:var(--green);color:#fff;border-radius:3px;padding:1px 4px;margin-left:5px;font-weight:700}
.nav .r{margin-left:auto;display:flex;align-items:center;gap:14px;font-size:13px;color:var(--gray);flex-shrink:0}
.nav .r .sep{background:var(--line)}

.crumb{background:#fff;border-bottom:1px solid var(--line);padding:12px 0;font-size:13px;color:var(--gray)}
.crumb a:hover{color:var(--brand)}
.crumb i{font-style:normal;color:var(--gray-l);margin:0 8px}
.crumb b{color:var(--ink);font-weight:600}

.main{padding:22px 0 46px}
.layout{display:grid;grid-template-columns:1fr 300px;gap:20px;align-items:start}

/* 提问入口条 */
.askbar{background:linear-gradient(135deg,var(--green-d),var(--green) 65%,#3A7A5C);color:#fff;border-radius:var(--radius);padding:22px 24px;margin-bottom:16px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.askbar .al h3{font-size:19px;font-weight:800;margin-bottom:6px}
.askbar .al p{font-size:13px;color:#C9DCD2;line-height:1.7}
.askbar .ar{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.askbar .st{text-align:center}
.askbar .st b{display:block;font-size:22px;font-weight:800;line-height:1.2}
.askbar .st span{font-size:11.5px;color:#A9C4B8}
.askbar .btn{height:44px;padding:0 24px;font-size:15.5px;background:linear-gradient(135deg,var(--gold),#DDB77A);border-color:transparent;color:#4A3018;font-weight:700}
.askbar .btn:hover{color:#fff;transform:translateY(-1px)}

/* 分类Tab */
.qtabs{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:6px;margin-bottom:14px;display:flex;gap:4px;overflow-x:auto;scrollbar-width:none}
.qtabs::-webkit-scrollbar{display:none}
.qtabs button{flex-shrink:0;padding:9px 16px;border:none;background:none;border-radius:8px;font-size:14px;cursor:pointer;color:#4A4A45;transition:.2s;white-space:nowrap}
.qtabs button:hover{background:var(--green-l);color:var(--green)}
.qtabs button.on{background:var(--green);color:#fff;font-weight:600}

/* 排序栏 */
.qbar{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:12px 16px;display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:14px}
.qsort{display:flex;gap:6px;flex-wrap:wrap}
.qsort button{padding:6px 14px;border:1px solid var(--line);background:#fff;border-radius:20px;font-size:13px;cursor:pointer;transition:.18s;color:#4A4A45}
.qsort button:hover{border-color:var(--green);color:var(--green)}
.qsort button.on{background:var(--green);border-color:var(--green);color:#fff;font-weight:600}
.qbar .cnt{font-size:13px;color:var(--gray);margin-left:auto}
.qbar .cnt b{color:var(--red);font-weight:700}

/* 问答条目 */
.qlist{display:flex;flex-direction:column;gap:12px}
.qi{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;transition:.22s}
.qi:hover{box-shadow:var(--shh);border-color:#CBDCD8}
.qi-top{display:flex;gap:14px;align-items:flex-start}
.qi-stat{display:flex;gap:14px;flex-shrink:0;text-align:center;padding-top:2px}
.qi-stat div b{display:block;font-size:17px;font-weight:800;line-height:1.2;color:var(--ink)}
.qi-stat div span{font-size:11px;color:var(--gray-l)}
.qi-stat div.ok b{color:var(--green)}
.qi-stat div.ok span{color:var(--green)}
.qi-body{flex:1;min-width:0}
.qi h4{font-size:16px;font-weight:700;line-height:1.5;margin-bottom:7px}
.qi h4 a:hover{color:var(--brand)}
.qi h4 .flag{font-size:11px;padding:1px 7px;border-radius:4px;margin-right:7px;font-weight:700;vertical-align:2px}
.qi h4 .flag.solved{background:var(--green-l);color:var(--green)}
.qi h4 .flag.wait{background:#FDF1E8;color:#C9601F}
.qi h4 .flag.hot{background:var(--red);color:#fff}
.qi .excerpt{font-size:13.5px;color:var(--gray);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.qi .best{margin-top:10px;background:#FAFAF8;border-left:3px solid var(--green);border-radius:0 7px 7px 0;padding:10px 13px;font-size:13px;color:#4A4A45;line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.qi .best b{color:var(--green);font-weight:700}
.qi .tags{margin-top:11px;display:flex;gap:6px;flex-wrap:wrap;align-items:center}
.qi .tags em{font-style:normal;font-size:11.5px;padding:2.5px 9px;border-radius:4px;background:#F5F1EA;color:#7A6A58}
.qi .tags em.g{background:var(--green-l);color:var(--green)}
.qi .tags em.b{background:#EEF2FB;color:#3A5BA8}
.qi .tags .who{margin-left:auto;font-size:12px;color:var(--gray-l);display:flex;align-items:center;gap:6px}
.qi .tags .who .av{width:22px;height:22px;border-radius:50%;background:var(--green-l);color:var(--green);font-size:11px;font-weight:800;display:flex;align-items:center;justify-content:center}
.qi .tags .who .lv{font-size:10.5px;padding:1px 6px;border-radius:3px;background:linear-gradient(135deg,var(--gold),#E0C070);color:#5A4212;font-weight:700}

.pager{display:flex;justify-content:center;gap:7px;margin-top:26px;flex-wrap:wrap}
.pager a{min-width:36px;height:36px;padding:0 10px;border:1px solid var(--line);background:#fff;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:13.5px;transition:.18s}
.pager a:hover{border-color:var(--green);color:var(--green)}
.pager a.on{background:var(--green);border-color:var(--green);color:#fff;font-weight:600}
.pager a.dis{color:var(--gray-l);cursor:not-allowed}

/* 侧栏 */
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin-bottom:14px}
.side-card h5{padding:14px 18px;border-bottom:1px solid var(--line);font-size:15px;font-weight:700;display:flex;align-items:center;gap:7px}
.side-card h5::before{content:"";width:3px;height:14px;background:var(--brown);border-radius:2px}
.sc-body{padding:14px 18px}
.askcard{background:linear-gradient(135deg,var(--green),var(--green-3));color:#fff;padding:20px 18px;text-align:center}
.askcard .ic{margin-bottom:8px;
display: flex;
  justify-content: center;  /* 水平居中 */}
.askcard b{font-size:16px;font-weight:700;display:block}
.askcard p{font-size:12.5px;color:#C9DCD2;margin-top:7px;line-height:1.7}
.askcard .btn{width:100%;margin-top:14px;height:42px;font-size:15px;font-weight:700;background:linear-gradient(135deg,var(--gold),#DDB77A);border-color:transparent;color:#4A3018}
.askcard .btn:hover{color:#fff}
.tagcloud{padding:14px 18px;display:flex;flex-wrap:wrap;gap:7px}
.tagcloud a{font-size:12.5px;padding:5px 12px;background:#F5F1EA;border:1px solid var(--line);border-radius:20px;color:#5A5148;transition:.18s}
.tagcloud a:hover{background:var(--green-l);border-color:var(--green);color:var(--green)}
.rank{padding:6px 18px 14px}
.rank li{display:flex;align-items:center;gap:11px;padding:10px 0;border-bottom:1px solid var(--line2)}
.rank li:last-child{border:none}
.rank .no{width:22px;height:22px;border-radius:5px;background:var(--line2);color:var(--gray);font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.rank li:nth-child(1) .no{background:var(--red);color:#fff}
.rank li:nth-child(2) .no{background:var(--orange);color:#fff}
.rank li:nth-child(3) .no{background:var(--gold);color:#fff}
.rank .av{width:34px;height:34px;border-radius:50%;background:var(--green-l);color:var(--green);font-size:13px;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.rank .nm{flex:1;min-width:0}
.rank .nm b{font-size:13.5px;display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rank .nm span{font-size:11.5px;color:var(--gray-l)}
.rank .sc{font-size:12.5px;color:var(--green);font-weight:700;text-align:right;flex-shrink:0}
.rank .sc i{display:block;font-style:normal;font-size:10.5px;color:var(--gray-l);font-weight:400}
.waitq li{padding:11px 18px;border-bottom:1px solid var(--line2)}
.waitq li:last-child{border:none}
.waitq li a{font-size:13px;line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.waitq li a:hover{color:var(--green)}
.waitq li .mt{font-size:11.5px;color:var(--gray-l);margin-top:6px;display:flex;gap:10px}
/* 移动端 */
.mmenu-btn{display:none;width:38px;height:38px;border:1px solid var(--line);border-radius:var(--r);background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:3.5px;cursor:pointer;flex-shrink:0;padding:0}
.mmenu-btn i{display:block;width:17px;height:1.6px;background:var(--green-d);border-radius:2px;transition:.3s}
.mmenu-btn.act i:nth-child(1){transform:translateY(5.1px) rotate(45deg)}
.mmenu-btn.act i:nth-child(2){opacity:0}
.mmenu-btn.act i:nth-child(3){transform:translateY(-5.1px) rotate(-45deg)}
.mmask{position:fixed;inset:0;background:rgba(15,10,6,.5);z-index:190;opacity:0;visibility:hidden;transition:.32s}
.mmask.on{opacity:1;visibility:visible}
.mdrawer{position:fixed;top:0;left:0;bottom:0;width:82%;max-width:320px;background:#fff;z-index:200;transform:translateX(-102%);visibility:hidden;transition:transform .34s cubic-bezier(.4,0,.2,1),visibility .34s;display:flex;flex-direction:column;box-shadow:6px 0 30px rgba(20,10,0,.22);overflow-y:auto}
.mdrawer.on{transform:translateX(0);visibility:visible}
.mdrawer .dtop{padding:18px 18px 16px;background:var(--green);color:#fff;display:flex;align-items:center;gap:11px}
.mdrawer .dtop .mk{width:38px;height:38px;border-radius:var(--r);background:rgba(255,255,255,.16);display:flex;align-items:center;justify-content:center;font-size:19px}
.mdrawer .dtop b{font-size:15.5px;font-weight:700;display:block}
.mdrawer .dtop span{font-size:10.5px;letter-spacing:1.6px;opacity:.75}
.mdrawer .dsec{padding:14px 18px 6px}
.mdrawer .dsec h6{font-size:11.5px;letter-spacing:1.6px;color:var(--gray-l);font-weight:600;margin-bottom:8px}
.mdrawer .dnav li a{display:flex;align-items:center;justify-content:space-between;padding:11px 0;font-size:15px;border-bottom:1px solid var(--line2)}
.mdrawer .dnav li a em{font-style:normal;font-size:11px;color:#fff;background:var(--brown);padding:1px 6px;border-radius:3px}
.mdrawer .dnav li a i{font-style:normal;color:var(--gray-l);font-size:15px}
.mdrawer .dcat{padding:6px 18px 12px;display:flex;flex-wrap:wrap;gap:7px}
.mdrawer .dcat a{font-size:12.8px;padding:6px 12px;background:#F5F1EA;border:1px solid var(--line);border-radius:20px}
.mdrawer .dbot{margin-top:auto;padding:16px 18px 22px;border-top:1px solid var(--line)}
.mdrawer .dbot .dbtn{display:block;width:100%;height:44px;line-height:44px;text-align:center;background:linear-gradient(135deg,var(--brown),#A67038);color:#fff;font-size:15px;font-weight:700;border-radius:var(--r)}
.mdrawer .dbot .dtel{text-align:center;font-size:12.5px;color:var(--gray-l);margin-top:12px}
.mdrawer .dbot .dtel b{display:block;color:var(--green);font-size:17px;font-weight:800}
.mtabbar{display:none;position:fixed;left:0;right:0;bottom:0;z-index:180;background:#fff;border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom);box-shadow:0 -2px 14px rgba(35,28,21,.08)}
.mtabbar ul{display:flex;align-items:stretch}
.mtabbar li{flex:1}
.mtabbar li a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;padding:7px 0 6px;font-size:10.5px;color:var(--gray);position:relative}
.mtabbar li a.on{color:var(--green)}
.mtabbar li a .ic{font-size:19px;line-height:1;display:block;height:21px}
.mtabbar li.mid a{margin-top:-16px}
.mtabbar li.mid a .ic{width:46px;height:46px;border-radius:50%;background:linear-gradient(135deg,var(--brown),#A67038);display:flex;align-items:center;justify-content:center;font-size:22px;color:#fff;box-shadow:0 4px 12px rgba(139,90,43,.36);border:3px solid #fff}
.mtabbar li.mid a span{font-size:10.5px;margin-top:1px;color:var(--brown);font-weight:600}
.mtabbar li a .bdg{position:absolute;top:3px;right:calc(50% - 20px);min-width:15px;height:15px;border-radius:8px;background:var(--red);color:#fff;font-size:9.5px;line-height:15px;text-align:center;padding:0 4px;font-weight:600;font-style:normal}
#top{position:fixed;right:18px;bottom:64px;width:40px;height:40px;border-radius:var(--r);background:#fff;border:1px solid var(--line);box-shadow:var(--sh);display:none;align-items:center;justify-content:center;cursor:pointer;color:var(--gray);font-size:17px;z-index:60}
#top:hover{background:var(--brown);color:#fff;border-color:var(--brown)}

footer{background:#0B2320;color:#9FB2AE;padding:44px 0 0;font-size:13px}
.fg{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr 1.25fr;gap:30px;padding-bottom:32px}
footer h5{color:#fff;font-size:14.5px;margin-bottom:14px;font-weight:600}
footer li{padding:5px 0}
footer li a:hover{color:#fff}
.fb p{line-height:1.9;max-width:290px}
.fc-c b{color:#fff;font-size:20px;display:block;margin:8px 0}
.fq{display:flex;gap:12px;align-items:center;margin-top:14px}
.fq .qr{width:84px;height:84px;background:#fff;border-radius:9px;display:flex;align-items:center;justify-content:center;color:#2B2119;font-size:11px;text-align:center;line-height:1.45;padding:6px;flex-shrink:0}
.fbot{border-top:1px solid rgba(255,255,255,.1);padding:16px 0 22px;display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;font-size:12.5px;opacity:.85}
.f-links{display:flex;gap:14px;flex-wrap:wrap}

@media(max-width:1100px){
  .layout{grid-template-columns:1fr}
  .fg{grid-template-columns:1fr 1fr 1fr}
}
@media(max-width:820px){
  .topbar,.nav,.nav .r,.stabs,.hotkw{display:none}
  /* 头部：LOGO 在左，汉堡菜单在右，单行不换行 */
  .hd{display:flex;align-items:center;gap:10px;padding:12px 0;flex-wrap:nowrap}
  .logo{order:1;display:flex;align-items:center;gap:8px}
  .logo b{font-size:16px}
  .mmenu-btn{display:flex;order:3;margin-left:auto}
  .mtabbar{display:block}
  /* 隐藏搜索框、商家入驻、发布翻新需求 */
  .search{display:none}
  .hdact{display:none}
  body{padding-bottom:68px}
  #top{bottom:80px}
  .askbar{padding:18px 18px}
  .askbar .al h3{font-size:17px}
  .askbar .ar{gap:16px}
  .qi-top{flex-direction:column;gap:10px}
  .qi-stat{order:2;gap:20px;padding-top:0}
  .qi-body{order:1}
  .qi h4{font-size:15px}
  .fg{grid-template-columns:repeat(2,1fr);gap:24px 16px}
  .fb{grid-column:1 / -1}
  .fbot{flex-direction:column;align-items:flex-start;gap:10px}
}
@media(max-width:520px){
  .wrap{padding:0 12px}
  .qi{padding:14px 15px}
  .qi h4{font-size:14.5px}
  .qi .excerpt{font-size:13px}
  .askbar .st b{font-size:19px}
  .qtabs button{padding:8px 13px;font-size:13px}
  .qsort button{padding:5px 11px;font-size:12.5px}
  .qbar .cnt{margin-left:0;width:100%}
  .fg{grid-template-columns:repeat(2,1fr);gap:22px 12px}
  .fb{grid-column:1 / -1}
  .fg h5{font-size:13.5px;margin-bottom:10px}
  .fq{flex-direction:column;align-items:flex-start;gap:10px}
}