*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:#f2f5f8;color:#222;font-size:15px;line-height:1.6}
a{color:#019fe1;text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1100px;margin:0 auto;padding:0 16px}
.top{background:#fff;border-bottom:1px solid #e5e9ee}
.top-in{display:flex;align-items:center;gap:12px;padding:14px 16px}
.logo{font-size:24px;font-weight:800;color:#019fe1;letter-spacing:1px}
.logo:hover{text-decoration:none}
.tagline{color:#8a94a0;font-size:13px}
.userbox{margin-left:auto;font-size:14px;color:#555;display:flex;gap:12px;align-items:center}
.btn{display:inline-block;background:#019fe1;color:#fff!important;padding:7px 18px;border-radius:6px;font-size:14px;border:0;cursor:pointer}
.btn:hover{background:#0188c2;text-decoration:none}
.btn.gray{background:#e8edf2;color:#333!important}
.btn.danger{background:#e05252}
.nav{background:#019fe1}
.nav .wrap{display:flex;align-items:center;gap:4px;padding:0 16px;flex-wrap:wrap}
.nav a{color:#fff;padding:11px 14px;font-size:14px;display:inline-block}
.nav a:hover{background:rgba(255,255,255,.15);text-decoration:none}
.nav form{margin-left:auto;display:flex;padding:6px 0}
.nav input[type=text]{border:0;border-radius:6px 0 0 6px;padding:7px 12px;font-size:14px;width:180px;outline:none}
.nav button{border:0;background:#06719c;color:#fff;border-radius:0 6px 6px 0;padding:7px 14px;cursor:pointer;font-size:14px}
main.wrap{padding:20px 16px 40px}
.card{background:#fff;border-radius:10px;box-shadow:0 1px 3px rgba(0,0,0,.06);margin-bottom:18px;overflow:hidden}
.card-h{padding:14px 18px;border-bottom:1px solid #eef1f4;font-size:17px;font-weight:700;display:flex;align-items:center;justify-content:space-between}
.card-h .sub{font-size:13px;color:#8a94a0;font-weight:400}
.cat-row{display:flex;align-items:center;gap:14px;padding:15px 18px;border-bottom:1px solid #f1f3f6}
.cat-row:last-child{border-bottom:0}
.cat-icon{width:44px;height:44px;border-radius:10px;background:#e6f6fd;color:#019fe1;display:flex;align-items:center;justify-content:center;font-size:22px;flex-shrink:0}
.cat-main{flex:1;min-width:0}
.cat-name{font-size:16px;font-weight:700;color:#222}
.cat-desc{font-size:13px;color:#8a94a0;margin-top:2px}
.cat-stat{text-align:right;font-size:12px;color:#8a94a0;white-space:nowrap}
.cat-stat b{color:#019fe1;font-size:15px}
.cat-last{font-size:12px;color:#8a94a0;max-width:260px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.thread-row{display:flex;align-items:center;gap:12px;padding:13px 18px;border-bottom:1px solid #f1f3f6}
.thread-row:last-child{border-bottom:0}
.thread-row:hover{background:#fafcfd}
.thread-main{flex:1;min-width:0}
.thread-title{font-size:15px;color:#222;font-weight:500}
.thread-title:hover{color:#019fe1}
.badge{display:inline-block;font-size:11px;padding:1px 7px;border-radius:4px;margin-right:6px;vertical-align:1px}
.badge.pin{background:#ff8c00;color:#fff}
.badge.lock{background:#999;color:#fff}
.thread-meta{font-size:12px;color:#9aa3ad;margin-top:3px}
.thread-stat{font-size:12px;color:#9aa3ad;text-align:right;white-space:nowrap;line-height:1.8}
.thread-stat b{color:#555}
.pager{display:flex;gap:6px;justify-content:center;padding:16px}
.pager a,.pager span{padding:6px 13px;border:1px solid #e0e5ea;border-radius:6px;font-size:14px;background:#fff;color:#555}
.pager span.cur{background:#019fe1;color:#fff;border-color:#019fe1}
.post{border-bottom:1px solid #eef1f4;padding:0}
.post-in{display:flex}
.post-side{width:150px;flex-shrink:0;background:#f8fafc;padding:16px 12px;text-align:center;border-right:1px solid #eef1f4}
.avatar{width:56px;height:56px;border-radius:50%;background:#019fe1;color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:24px;font-weight:700}
.post-author{font-weight:700;margin-top:8px;font-size:14px}
.post-role{font-size:11px;color:#fff;background:#ff8c00;border-radius:4px;padding:1px 6px;display:inline-block;margin-top:4px}
.post-role.admin{background:#e05252}
.post-body{flex:1;padding:16px 20px;min-width:0}
.post-meta{font-size:12px;color:#9aa3ad;margin-bottom:10px;display:flex;justify-content:space-between}
.post-content{font-size:15px;word-wrap:break-word}
.floor{font-size:12px;color:#c0c7cf}
.op-tag{font-size:11px;color:#019fe1;border:1px solid #019fe1;border-radius:4px;padding:0 5px;margin-left:6px}
.form{padding:22px}
.form label{display:block;font-size:14px;font-weight:600;margin:14px 0 6px}
.form input[type=text],.form input[type=password],.form input[type=email],.form select,.form textarea{width:100%;border:1px solid #dbe1e8;border-radius:8px;padding:10px 14px;font-size:15px;outline:none;font-family:inherit}
.form input:focus,.form textarea:focus,.form select:focus{border-color:#019fe1}
.form textarea{min-height:180px;resize:vertical;line-height:1.7}
.form .hint{font-size:12px;color:#9aa3ad;margin-top:4px}
.form .err{background:#fdeeee;color:#c0392b;padding:10px 14px;border-radius:8px;font-size:14px;margin-bottom:6px}
.form-row{margin-top:18px;display:flex;gap:10px}
.thread-head{padding:20px 22px 14px}
.thread-head h1{font-size:21px;line-height:1.5}
.thread-head .meta{font-size:13px;color:#9aa3ad;margin-top:8px}
.admin-bar{padding:10px 22px;background:#fff8f0;border-top:1px solid #f3e2c8;display:flex;gap:8px;font-size:13px;align-items:center}
.admin-bar form{display:inline}
.linkbtn{background:none;border:0;color:#019fe1;cursor:pointer;font-size:13px;padding:0}
.linkbtn:hover{text-decoration:underline}
.search-row{padding:13px 18px;border-bottom:1px solid #f1f3f6}
.empty{padding:40px;text-align:center;color:#9aa3ad}
.stats{display:flex;gap:0;padding:14px 18px;font-size:13px;color:#8a94a0;flex-wrap:wrap}
.stats div{margin-right:26px}
.stats b{color:#019fe1;font-size:16px}
footer{background:#fff;border-top:1px solid #e5e9ee;margin-top:20px;padding:22px 0;color:#9aa3ad;font-size:13px;text-align:center}
footer a{color:#8a94a0;margin:0 8px}
.breadcrumb{font-size:13px;color:#9aa3ad;margin-bottom:12px}
@media(max-width:640px){
  .post-in{flex-direction:column}
  .post-side{width:100%;border-right:0;border-bottom:1px solid #eef1f4;display:flex;align-items:center;gap:10px;text-align:left;padding:10px 14px}
  .avatar{width:36px;height:36px;font-size:16px}
  .post-author{margin-top:0}
  .cat-last{display:none}
  .tagline{display:none}
  .nav form{width:100%;margin:0 0 8px}
  .nav input[type=text]{flex:1}
}