/* ===== jiexun 数据平台 · 样式 ===== */
:root{
  --bg:#f4f6fb;
  --panel:#ffffff;
  --sidebar:#101a2c;
  --sidebar-hi:#1b2942;
  --text:#0f172a;
  --muted:#64748b;
  --line:#e5eaf2;
  --primary:#2563eb;
  --primary-600:#1d4ed8;
  --ok:#15803d;
  --ok-bg:#e8f7ee;
  --warn:#b45309;
  --warn-bg:#fdf4e3;
  --danger:#b91c1c;
  --danger-bg:#fdecec;
  --radius:10px;
  --shadow:0 1px 2px rgba(16,24,40,.05), 0 1px 3px rgba(16,24,40,.07);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg);color:var(--text);
  font-family:system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:14px;line-height:1.6;-webkit-font-smoothing:antialiased;
}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}

/* ---------- 后台布局 ---------- */
.app{display:flex;min-height:100vh}
.sidebar{
  width:224px;flex:0 0 224px;background:var(--sidebar);color:#cbd5e1;
  display:flex;flex-direction:column;position:sticky;top:0;height:100vh;
}
.brand{display:flex;align-items:center;gap:10px;padding:18px 18px 14px}
.logo{
  width:32px;height:32px;border-radius:8px;flex:0 0 32px;
  background:linear-gradient(135deg,#3b82f6,#2563eb);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;letter-spacing:.5px;
}
.brand-text{font-weight:600;color:#f1f5f9;font-size:14px}
.nav{padding:6px 10px;flex:1;overflow:auto}
.nav a{
  display:block;padding:9px 12px;border-radius:8px;color:#cbd5e1;
  font-size:13.5px;margin-bottom:2px;text-decoration:none;
}
.nav a:hover{background:var(--sidebar-hi);color:#fff;text-decoration:none}
.nav a.active{background:var(--primary);color:#fff;font-weight:500}
.nav-group{padding:14px 12px 6px;font-size:11px;letter-spacing:.08em;color:#64748b;text-transform:uppercase}
.userbox{padding:14px 18px;border-top:1px solid rgba(255,255,255,.08);font-size:12.5px}
.uname{color:#f1f5f9;font-weight:600}
.urole{color:#7c8ba1;margin-top:1px}
.logout{display:inline-block;margin-top:8px;color:#93a4bd;font-size:12px}
.logout:hover{color:#fff}

.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{padding:20px 28px 0}
.topbar h1{margin:0;font-size:19px;font-weight:600}
.content{padding:18px 28px 40px}

/* ---------- 通用组件 ---------- */
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:18px}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 18px;border-bottom:1px solid var(--line)}
.card-head h2{margin:0;font-size:15px;font-weight:600}
.card-body{padding:18px}
.muted{color:var(--muted)}
.small{font-size:12.5px}

.btn{
  display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:#fff;color:var(--text);
  padding:7px 14px;border-radius:8px;font-size:13px;cursor:pointer;text-decoration:none;line-height:1.4;
}
.btn:hover{background:#f8fafc;text-decoration:none}
.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-600)}
.btn-danger{color:var(--danger);border-color:#f2caca;background:#fff}
.btn-danger:hover{background:var(--danger-bg)}
.btn-sm{padding:4px 10px;font-size:12.5px;border-radius:6px}

.alert{padding:10px 14px;border-radius:8px;margin-bottom:16px;font-size:13.5px}
.alert-ok{background:var(--ok-bg);color:var(--ok);border:1px solid #c7ecd6}
.alert-err{background:var(--danger-bg);color:var(--danger);border:1px solid #f6d0d0}
.alert-warn{background:var(--warn-bg);color:var(--warn);border:1px solid #f5e3c0}

table.grid{width:100%;border-collapse:collapse;font-size:13.5px}
table.grid th,table.grid td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}
table.grid th{background:#f8fafc;font-weight:600;color:#475569;font-size:12.5px;white-space:nowrap}
table.grid tbody tr:hover{background:#fafcff}
table.grid td.num{text-align:right;font-variant-numeric:tabular-nums}

.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;line-height:1.7}
.badge-ok{background:var(--ok-bg);color:var(--ok)}
.badge-off{background:#eef1f6;color:#64748b}
.badge-admin{background:#e8efff;color:var(--primary)}
.badge-role{background:#f1f0fe;color:#5b4dd6}

.form-row{margin-bottom:14px}
.form-row label{display:block;font-size:13px;color:#334155;margin-bottom:5px;font-weight:500}
.input,select.input,textarea.input{
  width:100%;padding:8px 11px;border:1px solid #d5dce7;border-radius:8px;font-size:13.5px;
  font-family:inherit;background:#fff;color:var(--text);
}
.input:focus,select.input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(37,99,235,.12)}
.hint{font-size:12px;color:var(--muted);margin-top:4px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}
.inline{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.check-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:8px}
.check-list label{display:flex;align-items:center;gap:8px;padding:8px 10px;border:1px solid var(--line);border-radius:8px;font-size:13px;cursor:pointer}
.check-list label:hover{background:#f8fafc}

/* 数据表卡片 */
.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(255px,1fr));gap:14px}
.tile{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px 16px 14px;display:block;color:inherit}
.tile:hover{border-color:#c7d7f5;box-shadow:0 4px 14px rgba(37,99,235,.1);text-decoration:none}
.tile h3{margin:0 0 6px;font-size:15px;font-weight:600}
.tile .tname{font-size:12px;color:var(--muted);font-family:ui-monospace,Menlo,Consolas,monospace}
.tile .tfoot{display:flex;justify-content:space-between;align-items:center;margin-top:12px;font-size:12.5px;color:var(--muted)}

.empty{padding:44px 20px;text-align:center;color:var(--muted)}
.pager{display:flex;gap:6px;align-items:center;justify-content:flex-end;padding:12px 18px;border-top:1px solid var(--line);font-size:13px}
.pager a,.pager span{padding:4px 10px;border:1px solid var(--line);border-radius:6px;background:#fff}
.pager .cur{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600}

/* ---------- 登录页 ---------- */
.login-wrap{
  min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;
  background:radial-gradient(1100px 500px at 50% -10%,#1e3a8a 0%,#0f172a 55%,#0b1324 100%);
}
.login-card{width:100%;max-width:378px;background:#fff;border-radius:14px;box-shadow:0 20px 50px rgba(2,8,23,.45);padding:32px 30px 26px}
.login-brand{display:flex;align-items:center;gap:11px;margin-bottom:22px}
.login-brand .logo{width:38px;height:38px;flex:0 0 38px;font-size:15px;border-radius:10px}
.login-brand .t1{font-size:16px;font-weight:600}
.login-brand .t2{font-size:12px;color:var(--muted)}
.login-card .field{margin-bottom:14px}
.login-card .btn-primary{width:100%;justify-content:center;padding:10px;font-size:14px;margin-top:6px}
.login-foot{margin-top:16px;text-align:center;font-size:12px;color:var(--muted)}

@media (max-width:760px){
  .sidebar{width:100%;flex:0 0 auto;position:static;height:auto}
  .app{flex-direction:column}
  .grid2{grid-template-columns:1fr}
  .content,.topbar{padding-left:16px;padding-right:16px}
}