/* Quill · 商务简洁风。手机优先，桌面增强。 */
:root{
  --bg:#f4f6f8; --surface:#ffffff; --surface-2:#fafbfc;
  --border:#e2e6ea; --border-strong:#cfd6dd;
  --text:#1a1f26; --text-2:#4b5563; --muted:#8a94a0;
  --primary:#1f4e79; --primary-soft:#eaf1f7; --primary-hover:#163d5f;
  --success:#2e7d5b; --success-soft:#e8f3ee;
  --warn:#b7791f; --warn-soft:#fdf5e6;
  --danger:#c0392b; --danger-soft:#fdeceb;
  --radius:10px; --radius-sm:6px;
  --shadow:0 1px 2px rgba(16,24,40,.04), 0 1px 3px rgba(16,24,40,.06);
  --sidebar:232px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg); color:var(--text);
  font:15px/1.6 -apple-system,BlinkMacSystemFont,"PingFang SC","Helvetica Neue","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased; -webkit-text-size-adjust:100%;
}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{margin:0;font-weight:600;letter-spacing:.2px}
h1{font-size:22px} h2{font-size:18px} h3{font-size:16px} h4{font-size:14px}
p{margin:0 0 10px}
small,.small{font-size:13px;color:var(--muted)}
.mono{font-family:"SF Mono",Menlo,Consolas,monospace;font-size:13px}

/* ---------- 布局 ---------- */
.app{display:flex;min-height:100vh}
.sidebar{
  width:var(--sidebar);flex:0 0 var(--sidebar);background:#fff;
  border-right:1px solid var(--border);padding:18px 14px;position:sticky;top:0;height:100vh;
  overflow-y:auto;display:flex;flex-direction:column;gap:4px;
}
.brand{display:flex;align-items:center;gap:10px;padding:6px 8px 18px;font-weight:600;font-size:17px}
.brand .logo{
  width:30px;height:30px;border-radius:8px;background:var(--primary);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:700
}
.nav a{
  display:flex;align-items:center;gap:10px;padding:9px 11px;border-radius:var(--radius-sm);
  color:var(--text-2);font-size:14.5px;font-weight:500
}
.nav a:hover{background:var(--surface-2);text-decoration:none;color:var(--text)}
.nav a.active{background:var(--primary-soft);color:var(--primary);font-weight:600}
.nav .ico{width:18px;text-align:center;opacity:.85}
.nav .badge-n{margin-left:auto;background:var(--danger);color:#fff;border-radius:9px;
  font-size:11px;padding:1px 6px;font-weight:600}
.nav .sep{height:1px;background:var(--border);margin:12px 4px}
.sidebar .foot{margin-top:auto;padding:12px 8px 0;border-top:1px solid var(--border);
  font-size:12.5px;color:var(--muted)}

.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{
  background:#fff;border-bottom:1px solid var(--border);padding:12px 22px;
  display:flex;align-items:center;gap:14px;position:sticky;top:0;z-index:20
}
.topbar .title{font-weight:600;font-size:17px}
.topbar .spacer{flex:1}
.content{padding:20px 22px 40px;max-width:1180px;width:100%}
.page-head{display:flex;align-items:flex-end;gap:14px;margin-bottom:16px;flex-wrap:wrap}
.page-head h1{font-size:21px}
.page-head .spacer{flex:1}

/* ---------- 组件 ---------- */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:16px 18px;margin-bottom:14px}
.card.pad-0{padding:0}
.card h3{margin-bottom:12px;display:flex;align-items:center;gap:8px}
.grid{display:grid;gap:14px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}

.btn{
  display:inline-flex;align-items:center;gap:6px;justify-content:center;
  border:1px solid var(--border-strong);background:#fff;color:var(--text);
  padding:8px 14px;border-radius:var(--radius-sm);font-size:14px;font-weight:500;
  cursor:pointer;font-family:inherit;min-height:38px;transition:.12s
}
.btn:hover{background:var(--surface-2);text-decoration:none}
.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-hover);border-color:var(--primary-hover);color:#fff}
.btn-danger{color:var(--danger);border-color:#e6b7b2}
.btn-danger:hover{background:var(--danger-soft)}
.btn-sm{padding:5px 10px;font-size:13px;min-height:30px}
.btn-block{width:100%}
.btn:disabled{opacity:.5;cursor:not-allowed}

label{display:block;font-size:13.5px;font-weight:500;color:var(--text-2);margin:0 0 5px}
input[type=text],input[type=password],input[type=date],input[type=search],
select,textarea{
  width:100%;padding:9px 11px;border:1px solid var(--border-strong);border-radius:var(--radius-sm);
  font-size:14.5px;font-family:inherit;background:#fff;color:var(--text);min-height:38px
}
textarea{min-height:150px;line-height:1.6;resize:vertical}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(31,78,121,.12)}
.field{margin-bottom:14px}
.hint{font-size:12.5px;color:var(--muted);margin-top:4px}

table{width:100%;border-collapse:collapse;font-size:14px}
th,td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--border);vertical-align:top}
th{background:var(--surface-2);font-weight:600;color:var(--text-2);font-size:13px;
  border-bottom:1px solid var(--border-strong)}
tbody tr:hover{background:var(--surface-2)}
.table-wrap{overflow-x:auto}

.badge{display:inline-block;padding:2px 8px;border-radius:20px;font-size:12px;font-weight:600;
  background:var(--surface-2);color:var(--text-2);border:1px solid var(--border)}
.badge-blue{background:var(--primary-soft);color:var(--primary);border-color:#cfe0ee}
.badge-green{background:var(--success-soft);color:var(--success);border-color:#cbe6da}
.badge-amber{background:var(--warn-soft);color:var(--warn);border-color:#f0dcb4}
.badge-red{background:var(--danger-soft);color:var(--danger);border-color:#f2ccc8}

.stat{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:14px 16px}
.stat .n{font-size:26px;font-weight:600;letter-spacing:-.5px}
.stat .k{font-size:13px;color:var(--muted);margin-top:2px}

.list-item{padding:11px 0;border-bottom:1px solid var(--border)}
.list-item:last-child{border-bottom:0}
.list-item .t{font-weight:500}
.list-item .m{font-size:12.5px;color:var(--muted);margin-top:2px}

.empty{padding:34px 10px;text-align:center;color:var(--muted);font-size:14px}
.flash{padding:10px 14px;border-radius:var(--radius-sm);margin-bottom:14px;font-size:14px}
.flash-ok{background:var(--success-soft);color:var(--success);border:1px solid #cbe6da}
.flash-err{background:var(--danger-soft);color:var(--danger);border:1px solid #f2ccc8}

.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:10px}
.breadcrumb a{color:var(--muted)}
.tree a{display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:var(--radius-sm);
  color:var(--text);font-size:14.5px}
.tree a:hover{background:var(--surface-2);text-decoration:none}
.tree .cur{background:var(--primary-soft);color:var(--primary);font-weight:600}

.markdown{line-height:1.75;font-size:15px;word-break:break-word}
.markdown h1,.markdown h2,.markdown h3{margin:18px 0 10px}
.markdown h1{font-size:20px}.markdown h2{font-size:17px}.markdown h3{font-size:15px}
.markdown p{margin:0 0 12px}
.markdown ul,.markdown ol{margin:0 0 12px;padding-left:22px}
.markdown li{margin:4px 0}
.markdown code{background:var(--surface-2);border:1px solid var(--border);border-radius:4px;
  padding:1px 5px;font-size:13px}
.markdown pre{background:#f7f8fa;border:1px solid var(--border);border-radius:var(--radius-sm);
  padding:12px;overflow-x:auto}
.markdown pre code{background:none;border:0;padding:0}
.markdown blockquote{margin:0 0 12px;padding:8px 14px;border-left:3px solid var(--primary);
  background:var(--primary-soft);color:var(--text-2)}
.markdown table{font-size:14px;margin-bottom:12px}
.markdown img{max-width:100%;height:auto;border-radius:var(--radius-sm)}
.markdown input[type=checkbox]{margin-right:6px}

.kv{display:grid;grid-template-columns:132px 1fr;gap:6px 14px;font-size:14px}
.kv .k{color:var(--muted)}

.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:16px;
  overflow-x:auto;-webkit-overflow-scrolling:touch}
.tabs a{padding:9px 14px;font-size:14.5px;color:var(--text-2);border-bottom:2px solid transparent;
  white-space:nowrap}
.tabs a:hover{text-decoration:none;color:var(--text)}
.tabs a.active{color:var(--primary);border-bottom-color:var(--primary);font-weight:600}

.search-box{flex:1;max-width:360px}
.mobile-only{display:none}

/* ---------- 手机 ---------- */
@media (max-width:860px){
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-3,.grid-2{grid-template-columns:1fr}
}
@media (max-width:720px){
  body{font-size:15px}
  .sidebar{display:none}
  .mobile-only{display:block}
  .content{padding:14px 14px 76px}
  .topbar{padding:10px 14px}
  .topbar .title{font-size:16px}
  h1{font-size:19px} .page-head h1{font-size:19px}
  .card{padding:14px;border-radius:8px}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .kv{grid-template-columns:100px 1fr}
  .btn{min-height:42px}
  .stat .n{font-size:22px}
  /* 底部标签栏 */
  .tabbar{
    position:fixed;left:0;right:0;bottom:0;z-index:50;background:#fff;
    border-top:1px solid var(--border);display:flex;padding:6px 2px calc(6px + env(safe-area-inset-bottom));
    box-shadow:0 -1px 6px rgba(16,24,40,.05)
  }
  .tabbar a{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;
    font-size:11px;color:var(--muted);padding:4px 2px;text-decoration:none}
  .tabbar a.active{color:var(--primary)}
  .tabbar .ico{font-size:18px;line-height:1}
  table{font-size:13.5px}
  th,td{padding:8px 9px}
}
@media (min-width:721px){ .tabbar{display:none} }