:root{
  --brand:#4f46e5; --brand-d:#4338ca; --bg:#faf9f6; --card:#fff;
  --txt:#111827; --muted:#6b7280; --line:#e5e7eb; --ok:#16a34a; --warn:#d97706; --danger:#dc2626;
  --radius:12px; --shadow:0 1px 3px rgba(0,0,0,.08),0 1px 2px rgba(0,0,0,.04);
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,'PingFang TC','Microsoft JhengHei',Segoe UI,sans-serif;background:var(--bg);color:var(--txt);font-size:14px}
button{font-family:inherit;cursor:pointer}
a{color:inherit;text-decoration:none}
input,select,textarea{font-family:inherit;font-size:14px}

/* ── 登入 ── */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#4f46e5,#7c3aed)}
.login-box{background:#fff;padding:40px;border-radius:16px;width:360px;box-shadow:0 20px 60px rgba(0,0,0,.3)}
.login-box h1{font-size:22px;margin-bottom:6px}
.login-box .sub{color:var(--muted);margin-bottom:24px;font-size:13px}
.login-box label{display:block;font-size:13px;margin:14px 0 5px;color:var(--muted)}
.login-box input{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:8px}
.login-box button{width:100%;margin-top:22px;padding:12px;background:var(--brand);color:#fff;border:0;border-radius:8px;font-size:15px;font-weight:600}
.login-box button:hover{background:var(--brand-d)}
.login-err{color:var(--danger);font-size:13px;margin-top:12px;min-height:18px}
.login-hint{margin-top:18px;font-size:12px;color:var(--muted);line-height:1.7;border-top:1px solid var(--line);padding-top:14px}

/* ── 主框架 ── */
.layout{display:flex;min-height:100vh}
.sidebar{width:230px;background:#f6f5f1;color:#374151;flex-shrink:0;display:flex;flex-direction:column;position:fixed;height:100vh;overflow-y:auto;border-right:1px solid #e7e5df}
.sidebar .brand{padding:20px 18px;font-size:17px;font-weight:700;color:#111827;display:flex;align-items:center;gap:9px;border-bottom:1px solid #e7e5df}
.sidebar .brand img{height:26px;border-radius:5px}
.nav-group{padding:14px 0 4px}
.nav-group .g-title{font-size:11px;color:#9ca3af;padding:0 18px 6px;letter-spacing:.5px}
.nav-item{display:flex;align-items:center;gap:10px;padding:9px 18px;color:#374151;font-size:14px;cursor:pointer;border-left:3px solid transparent}
.nav-item:hover{background:#eceae3;color:#111827}
.nav-item.active{background:#eef0ff;color:#3730a3;border-left-color:var(--brand);font-weight:600}
.main{flex:1;margin-left:230px;display:flex;flex-direction:column;min-width:0}
.topbar{height:58px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 22px;position:sticky;top:0;z-index:20}
.topbar .tenant-name{font-weight:600}
.topbar .tenant-name small{color:var(--muted);font-weight:400;margin-left:8px}
.topbar .right{display:flex;align-items:center;gap:16px}
.bell{position:relative;cursor:pointer;font-size:18px}
.bell .dot{position:absolute;top:-4px;right:-6px;background:var(--danger);color:#fff;font-size:10px;border-radius:9px;padding:1px 5px}
.user-menu{cursor:pointer;font-size:13px;color:var(--muted)}
.content{padding:24px;flex:1}
.page-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;flex-wrap:wrap;gap:12px}
.page-head h2{font-size:20px}
.page-head .desc{color:var(--muted);font-size:13px;margin-top:3px}

/* ── 元件 ── */
.btn{padding:8px 16px;border:1px solid var(--line);background:#fff;border-radius:8px;font-size:13px;font-weight:500}
.btn:hover{background:#f9fafb}
.btn.primary{background:var(--brand);color:#fff;border-color:var(--brand)}
.btn.primary:hover{background:var(--brand-d)}
.btn.danger{color:var(--danger);border-color:#fecaca}
.btn.danger:hover{background:#fef2f2}
.btn.sm{padding:5px 10px;font-size:12px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:22px}
.kpi{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow)}
.kpi .label{color:var(--muted);font-size:13px}
.kpi .val{font-size:28px;font-weight:700;margin-top:6px}
.kpi .val small{font-size:14px;color:var(--muted);font-weight:400}
table{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
th,td{padding:11px 14px;text-align:left;border-bottom:1px solid var(--line);font-size:13px}
th{background:#f9fafb;color:var(--muted);font-weight:600;font-size:12px}
tr:last-child td{border-bottom:0}
tr:hover td{background:#fafafa}
.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:500}
.badge.green{background:#dcfce7;color:#166534}.badge.gray{background:#f3f4f6;color:#4b5563}
.badge.yellow{background:#fef3c7;color:#92400e}.badge.red{background:#fee2e2;color:#991b1b}
.badge.blue{background:#dbeafe;color:#1e40af}
.grid-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:18px}
.pcard{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column}
.pcard .thumb{height:130px;background:linear-gradient(135deg,#e0e7ff,#f3e8ff);display:flex;align-items:center;justify-content:center;color:#a5b4fc;font-size:40px}
.pcard .body{padding:14px;flex:1}
.pcard .body h4{font-size:15px;margin-bottom:6px}
.pcard .meta{color:var(--muted);font-size:12px;display:flex;gap:12px;flex-wrap:wrap}
.pcard .actions{display:flex;gap:6px;padding:10px 14px;border-top:1px solid var(--line);flex-wrap:wrap}
.empty{text-align:center;padding:60px 20px;color:var(--muted)}
.empty .ico{font-size:48px;margin-bottom:12px}

/* drawer/modal */
.overlay{position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:90;display:flex;justify-content:flex-end}
.drawer{background:#fff;width:480px;max-width:92vw;height:100%;overflow-y:auto;padding:24px;animation:slideIn .2s}
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:90;display:flex;align-items:center;justify-content:center}
.modal{background:#fff;border-radius:14px;padding:26px;width:440px;max-width:92vw;max-height:90vh;overflow-y:auto}
@keyframes slideIn{from{transform:translateX(40px);opacity:0}to{transform:none;opacity:1}}
.drawer h3,.modal h3{font-size:17px;margin-bottom:16px}
.form-row{margin-bottom:14px}
.form-row label{display:block;font-size:13px;color:var(--muted);margin-bottom:5px}
.form-row input,.form-row select,.form-row textarea{width:100%;padding:9px 12px;border:1px solid var(--line);border-radius:8px}
.form-row .checks{display:flex;flex-wrap:wrap;gap:8px}
.chk{display:flex;align-items:center;gap:6px;font-size:13px;padding:6px 10px;border:1px solid var(--line);border-radius:8px;cursor:pointer}
.chk input{width:auto}
.drawer-actions,.modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:20px}
.kv{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid #f3f4f6;font-size:13px}
.kv .k{color:var(--muted)}

/* funnel */
.funnel{display:flex;flex-direction:column;gap:10px;max-width:560px}
.funnel .step{background:#eef2ff;border-radius:8px;padding:12px 16px;display:flex;justify-content:space-between}
.funnel .step .bar{height:6px;background:var(--brand);border-radius:3px;margin-top:8px}
.insight{background:#f0fdf4;border:1px solid #bbf7d0;border-radius:8px;padding:12px 16px;margin-bottom:10px;font-size:13px;color:#166534}
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:#111827;color:#fff;padding:11px 22px;border-radius:8px;z-index:200;font-size:14px;box-shadow:0 8px 24px rgba(0,0,0,.3)}
.section-title{font-size:15px;font-weight:600;margin:24px 0 12px}
.toolbar{display:flex;gap:10px;margin-bottom:16px;flex-wrap:wrap;align-items:center}
.toolbar input,.toolbar select{padding:8px 12px;border:1px solid var(--line);border-radius:8px}
.spinner{text-align:center;padding:50px;color:var(--muted)}

@media(max-width:768px){
  .sidebar{transform:translateX(-100%);transition:.2s;z-index:100}
  .sidebar.open{transform:none}
  .main{margin-left:0}
  .menu-toggle{display:block!important}
}
.menu-toggle{display:none;font-size:22px;background:none;border:0}