:root{--bg:#f5f6f8;--fg:#1f2430;--mut:#7a8190;--card:#fff;--line:#e6e8ee;--pri:#2f6fed;--pri2:#1f56c4;--red:#e5484d;--gold:#d98a00}
@media(prefers-color-scheme:dark){:root{--bg:#14161b;--fg:#e6e8ee;--mut:#8b93a3;--card:#1c1f26;--line:#2b2f39;--pri:#5b8cff;--pri2:#7aa0ff}}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font:15px/1.7 -apple-system,"PingFang SC","Microsoft YaHei",sans-serif}
a{color:var(--pri);text-decoration:none}a:hover{text-decoration:underline}
.wrap{max-width:1280px;margin:0 auto;padding:0 16px}
.top{background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.bar{display:flex;align-items:center;gap:18px;min-height:56px;flex-wrap:wrap}
.logo{font-weight:700;font-size:18px;color:var(--fg)}
.top nav{display:flex;gap:14px;flex:1;overflow-x:auto;white-space:nowrap}.top nav a{color:var(--fg)}
.search input{padding:6px 12px;border:1px solid var(--line);border-radius:18px;background:var(--bg);color:var(--fg);width:150px}
.user{display:flex;align-items:center;gap:12px}
.menu{position:relative}.menu summary{cursor:pointer;list-style:none;display:flex;align-items:center;gap:6px}
.menu summary::-webkit-details-marker{display:none}
.drop{position:absolute;right:0;top:36px;background:var(--card);border:1px solid var(--line);border-radius:8px;min-width:130px;padding:6px;box-shadow:0 6px 20px rgba(0,0,0,.12)}
.drop a{display:block;padding:6px 10px;color:var(--fg);border-radius:6px}.drop a:hover{background:var(--bg);text-decoration:none}
.avatar{display:inline-block;border-radius:50%;background:var(--pri);color:#fff;text-align:center;object-fit:cover;vertical-align:middle;flex:none}
main.wrap{padding-top:20px;padding-bottom:40px;min-height:70vh}
.layout{display:grid;grid-template-columns:1fr 340px;gap:20px}@media(max-width:860px){.layout{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:16px 18px;margin-bottom:18px}
.card>h2,.card>.hd{margin:0 0 10px;font-size:16px;display:flex;justify-content:space-between;align-items:center}
.card>h2 small a{font-weight:400;font-size:13px}
.art{display:flex;gap:14px;padding:12px 0;border-top:1px solid var(--line)}.art:first-of-type{border-top:0}
.art .thumb img{width:140px;height:92px;object-fit:cover;border-radius:6px;display:block}
@media(max-width:560px){.art .thumb img{width:100px;height:70px}}
.art-body{flex:1;min-width:0}.art h3{margin:0 0 4px;font-size:17px}.art h3 a{color:var(--fg)}
.sum{margin:0 0 6px;color:var(--mut);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.meta{font-size:13px;color:var(--mut)}.meta a{color:var(--mut)}
.tag{font-size:12px;padding:1px 6px;border-radius:4px;color:#fff;vertical-align:middle;font-weight:400}.tag.top{background:var(--red)}.tag.ess{background:var(--gold)}
.rank{list-style:none;margin:0;padding:0}.rank li{display:flex;gap:10px;align-items:center;padding:6px 0;border-top:1px solid var(--line)}.rank li:first-child{border-top:0}
.rank .n{width:20px;height:20px;line-height:20px;text-align:center;border-radius:4px;background:var(--bg);color:var(--mut);font-size:12px;flex:none}
.rank li:nth-child(-n+3) .n{background:var(--red);color:#fff}
.rank .t{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.rank .v{font-size:12px;color:var(--mut);flex:none}
.rank a{color:var(--fg)}
.authors{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;text-align:center}.authors a{color:var(--fg);font-size:13px;display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.btn{display:inline-block;background:var(--pri);color:#fff!important;border:0;border-radius:6px;padding:8px 18px;cursor:pointer;font-size:14px}
.btn:hover{background:var(--pri2);text-decoration:none}.btn.sm{padding:4px 12px;font-size:13px}
.btn.gray{background:var(--mut)}.btn.red{background:var(--red)}
form.f label{display:block;margin:12px 0 4px;font-weight:600}
input[type=text],input[type=password],input[type=number],select,textarea{width:100%;padding:8px 10px;border:1px solid var(--line);border-radius:6px;background:var(--card);color:var(--fg);font:inherit}
.narrow{max-width:420px;margin:30px auto}
.flash{padding:10px 14px;border-radius:8px;margin-bottom:14px}.flash.ok{background:#e6f6ec;color:#146c3a}.flash.err{background:#fde8e8;color:#a61b1b}
table.t{width:100%;border-collapse:collapse;font-size:14px}.t th,.t td{padding:8px 6px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}
.t form{display:inline}.t .btn{margin:1px}
.pager{display:flex;gap:6px;justify-content:center;margin:16px 0;flex-wrap:wrap}.pager a,.pager span{padding:4px 11px;border:1px solid var(--line);border-radius:6px;background:var(--card)}.pager a.on{background:var(--pri);color:#fff;border-color:var(--pri)}
.tabs{display:flex;gap:8px;margin-bottom:12px;flex-wrap:wrap}.tabs a{padding:3px 12px;border-radius:14px;background:var(--card);border:1px solid var(--line);color:var(--fg)}.tabs a.on{background:var(--pri);color:#fff;border-color:var(--pri)}
.adminnav{display:flex;gap:6px;margin-bottom:16px;flex-wrap:wrap}.adminnav a{padding:5px 14px;border-radius:6px;background:var(--card);border:1px solid var(--line);color:var(--fg)}.adminnav a.on{background:var(--pri);color:#fff;border-color:var(--pri)}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:18px}.stats .card{margin:0;text-align:center}.stats b{display:block;font-size:26px}
.authorhead{display:flex;gap:16px;align-items:center}.authorhead h1{margin:0;font-size:22px}
.post h1{margin:0 0 8px;font-size:26px}.post .meta{margin-bottom:18px}
.content{font-size:16px;line-height:1.9;word-break:break-word}.content img{max-width:100%;height:auto;border-radius:6px}
.content blockquote{margin:12px 0;padding:6px 14px;border-left:4px solid var(--line);color:var(--mut)}
.ql-align-center{text-align:center}.ql-align-right{text-align:right}.ql-align-justify{text-align:justify}
.ql-syntax,.content pre{background:#1e1e2e;color:#e6e6f0;padding:12px;border-radius:6px;overflow:auto;white-space:pre-wrap}
#editor{height:420px;background:#fff;color:#222}
.foot{border-top:1px solid var(--line);padding:18px 0;color:var(--mut);text-align:center;font-size:13px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}@media(max-width:600px){.grid2{grid-template-columns:1fr}}
.mut{color:var(--mut)}
/* ---- 轮播 ---- */
.slider{position:relative;height:380px;border-radius:12px;overflow:hidden;margin-bottom:20px;background:#222}
.slide{position:absolute;inset:0;opacity:0;transition:opacity .6s;pointer-events:none}
.slide.on{opacity:1;pointer-events:auto}
.slide img{width:100%;height:100%;object-fit:cover;display:block}
.slide .cap{position:absolute;left:0;right:0;bottom:0;padding:48px 28px 20px;color:#fff;font-size:22px;font-weight:600;background:linear-gradient(transparent,rgba(0,0,0,.72))}
.slider .nav{position:absolute;top:50%;transform:translateY(-50%);border:0;background:rgba(0,0,0,.35);color:#fff;font-size:28px;width:40px;height:56px;cursor:pointer}
.slider .nav:hover{background:rgba(0,0,0,.6)}.slider .prev{left:0;border-radius:0 8px 8px 0}.slider .next{right:0;border-radius:8px 0 0 8px}
.dots{position:absolute;right:20px;bottom:16px;display:flex;gap:7px}
.dots i{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.5);cursor:pointer}.dots i.on{background:#fff}
@media(max-width:640px){.slider{height:210px}.slide .cap{font-size:16px;padding:30px 16px 14px}}
/* ---- 首页布局 ---- */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid3 .card{margin-bottom:0}
@media(max-width:1000px){.grid3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.grid3{grid-template-columns:1fr}}
.clist{list-style:none;margin:0;padding:0}
.clist li{display:flex;gap:10px;justify-content:space-between;align-items:baseline;padding:7px 0;border-top:1px solid var(--line)}
.clist li:first-child{border-top:0}
.clist a{color:var(--fg);flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.clist .v{font-size:12px;color:var(--mut);flex:none}
.cfirst{display:block;position:relative;margin-bottom:8px;border-radius:8px;overflow:hidden}
.cfirst img{width:100%;height:150px;object-fit:cover;display:block}
.cfirst span{position:absolute;left:0;right:0;bottom:0;padding:22px 12px 8px;color:#fff;font-weight:600;background:linear-gradient(transparent,rgba(0,0,0,.7));overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---- 防溢出 ---- */
.grid3>*,.layout>*{min-width:0}
.card>.hd{flex-wrap:wrap;gap:8px}.hd form{flex-wrap:wrap}
/* ---- 移动端 ---- */
@media(max-width:700px){
  body{font-size:15px}
  .top{position:static}
  .bar{gap:8px 12px;padding-top:8px;padding-bottom:8px}
  .logo{order:1}.user{order:2;margin-left:auto}
  .top nav{order:3;flex:0 0 100%;padding-bottom:4px;-webkit-overflow-scrolling:touch}
  .search{order:4;flex:0 0 100%}.search input{width:100%}
  main.wrap{padding-top:12px}
  .card{padding:12px 14px;margin-bottom:14px}
  .grid3{gap:14px}
  input[type=text],input[type=password],input[type=number],select,textarea{font-size:16px}
  table.t{display:block;overflow-x:auto;white-space:nowrap;-webkit-overflow-scrolling:touch}
  .post h1{font-size:21px}.content{font-size:15.5px}
  .authors{grid-template-columns:repeat(3,1fr);gap:8px}
  .authorhead{gap:12px}.authorhead h1{font-size:19px}
  #editor{height:320px}
  .narrow{margin:12px auto}
  .adminnav a{padding:4px 10px;font-size:14px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .pager a,.pager span{padding:3px 9px}
}
@media(max-width:560px){.menu summary .nm{display:none}.slider .nav{width:32px;height:44px;font-size:22px}.art .thumb img{width:96px;height:68px}}