* { margin:0; padding:0; box-sizing:border-box; }
:root {
    --primary:#2a5298;
    --primary-dark:#1e3c72;
    --accent:#ffb400;
    --bg:#f0f2f5;
    --card:#fff;
    --border:#e3e6ea;
    --text:#333;
    --text-light:#888;
    --danger:#e74c3c;
    --success:#27ae60;
    --warning:#f39c12;
}
body { font-family:"Microsoft YaHei",Arial,sans-serif; background:var(--bg); color:var(--text); font-size:14px; }
.layout { display:flex; min-height:100vh; }
.sidebar {
    width:220px; background:linear-gradient(180deg,var(--primary-dark),var(--primary));
    color:#fff; display:flex; flex-direction:column; position:fixed; top:0; left:0; bottom:0;
    z-index:50;
}
.logo { padding:20px 18px; font-size:1.3rem; font-weight:bold; border-bottom:1px solid rgba(255,255,255,.15); letter-spacing:1px; }
#nav { flex:1; padding:12px 0; overflow-y:auto; }
#nav a {
    display:flex; align-items:center; gap:10px; color:#d7e0f5; text-decoration:none;
    padding:12px 20px; transition:.2s; border-left:3px solid transparent;
}
#nav a.active, #nav a:hover {
    background:rgba(255,255,255,.12); color:#fff; border-left-color:var(--accent);
}
#nav a span { width:24px; text-align:center; }
.side-user { padding:14px 18px; border-top:1px solid rgba(255,255,255,.15); display:flex; align-items:center; gap:10px; }
.side-user-avatar { font-size:1.4rem; }
.side-user-name { font-weight:bold; font-size:.95rem; }
.side-user-role { font-size:.75rem; opacity:.8; }
.logout-btn { margin-left:auto; background:rgba(255,255,255,.15); border:none; color:#fff; padding:6px 10px; border-radius:6px; cursor:pointer; font-size:.8rem; }
.logout-btn:hover { background:var(--danger); }

.main { flex:1; margin-left:220px; padding:20px 24px; }
.topbar { display:flex; align-items:center; justify-content:space-between; margin-bottom:20px; }
.topbar h2 { color:var(--primary-dark); }
.topbar-right { display:flex; align-items:center; gap:14px; }
.clock { color:var(--text-light); font-size:.9rem; }

.btn {
    border:none; padding:8px 16px; border-radius:6px; cursor:pointer; font-size:.9rem; transition:.2s;
}
.btn-primary { background:var(--primary); color:#fff; }
.btn-primary:hover { background:var(--primary-dark); }
.btn-sm { padding:4px 10px; font-size:.82rem; }
.btn-warning { background:#f39c12; color:#fff; }
.btn-warning:hover { background:#e67e22; }
.btn-success { background:#27ae60; color:#fff; }
.btn-success:hover { background:#1e8449; }
.btn-danger { background:#e74c3c; color:#fff; }
.btn-danger:hover { background:#c0392b; }
.btn-gray { background:#95a5a6; color:#fff; }
.btn-gray:hover { background:#7f8c8d; }

.page { display:none; }
.page.active { display:block; }

.stat-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:16px; margin-bottom:20px; }
.stat-card { background:var(--card); border-radius:12px; padding:20px; box-shadow:0 2px 8px rgba(0,0,0,.06); border-left:4px solid var(--primary); }
.stat-card .label { color:var(--text-light); font-size:.85rem; margin-bottom:8px; }
.stat-card .value { font-size:1.8rem; font-weight:bold; color:var(--primary-dark); }
.stat-card .sub { font-size:.8rem; color:var(--text-light); margin-top:4px; }
.stat-card.warn { border-left-color:var(--warning); }
.stat-card.ok { border-left-color:var(--success); }
.stat-card.danger { border-left-color:var(--danger); }

.card { background:var(--card); border-radius:12px; padding:18px; box-shadow:0 2px 8px rgba(0,0,0,.06); margin-bottom:20px; }
.card-title { display:flex; align-items:center; justify-content:space-between; font-size:1.05rem; font-weight:bold; color:var(--primary-dark); margin-bottom:14px; }
.filters { display:flex; gap:12px; margin-bottom:14px; }
.filters input, .filters select {
    padding:8px 12px; border:1px solid var(--border); border-radius:6px; font-size:.9rem;
}
.filters input:focus, .filters select:focus { outline:none; border-color:var(--primary); }

.table { width:100%; border-collapse:collapse; }
.table th, .table td { padding:10px 12px; text-align:left; border-bottom:1px solid var(--border); }
.table thead th { background:#f7f8fa; color:var(--text-light); font-weight:600; font-size:.85rem; white-space:nowrap; }
.table tbody tr:hover { background:#f7f9fc; }
.table tbody tr:last-child td { border-bottom:none; }

.tag { display:inline-block; padding:2px 10px; border-radius:20px; font-size:.8rem; }
.tag-success { background:#d5f5e3; color:#1e8449; }
.tag-warning { background:#fdebd0; color:#b9770e; }
.tag-danger { background:#fadbd8; color:#c0392b; }
.tag-primary { background:#d6eaf8; color:#21618c; }
.tag-gray { background:#ecf0f1; color:#7f8c8d; }

.modal-overlay {
    display:none; position:fixed; top:0; left:0; right:0; bottom:0; background:rgba(0,0,0,.55);
    z-index:100; align-items:center; justify-content:center;
}
.modal-overlay.show { display:flex; }
.modal { background:#fff; border-radius:12px; width:92%; max-width:640px; max-height:88vh; display:flex; flex-direction:column; overflow:hidden; box-shadow:0 20px 60px rgba(0,0,0,.3); }
.modal-header { display:flex; align-items:center; justify-content:space-between; padding:16px 20px; border-bottom:1px solid var(--border); font-size:1.1rem; font-weight:bold; color:var(--primary-dark); flex-shrink:0; }
.modal-close { background:transparent; border:none; font-size:1.6rem; cursor:pointer; color:var(--text-light); line-height:1; }
.modal-close:hover { color:var(--danger); }
.modal-body { padding:20px; overflow-y:auto; min-height:0; }
.form-grid { display:grid; grid-template-columns:1fr 1fr; gap:12px; }
.form-grid .full { grid-column:1/-1; }
.form-row { display:flex; flex-direction:column; gap:5px; min-width:0; }
.form-row label { font-size:.85rem; color:var(--text-light); }
.form-row input, .form-row select, .form-row textarea {
    padding:9px 12px; border:1px solid var(--border); border-radius:6px; font-size:.95rem; max-width:100%;
}
.form-row > input, .form-row > select, .form-row > textarea { width:100%; box-sizing:border-box; }
.form-row input:focus, .form-row select:focus, .form-row textarea:focus { outline:none; border-color:var(--primary); }
.form-row textarea { resize:vertical; min-height:70px; }
.modal-footer { display:flex; justify-content:flex-end; gap:10px; margin-top:18px; padding:14px 20px; border-top:1px solid var(--border); flex-shrink:0; }

/* 报价单查看/打印 */
.qdoc { border:1px solid var(--border); border-radius:10px; padding:24px; }
.qdoc-head { display:flex; justify-content:space-between; align-items:baseline; border-bottom:2px solid var(--primary); padding-bottom:12px; margin-bottom:14px; }
.qdoc-title { font-size:1.5rem; font-weight:bold; color:var(--primary-dark); letter-spacing:6px; }
.qdoc-no { color:var(--text-light); font-size:.9rem; }
.qdoc-meta { display:grid; grid-template-columns:1fr 1fr; gap:8px 20px; margin-bottom:16px; font-size:.95rem; }
.qdoc-meta span, .qdoc-line span { color:var(--text-light); }
.qdoc-table { width:100%; border-collapse:collapse; margin-bottom:16px; }
.qdoc-table th, .qdoc-table td { border:1px solid var(--border); padding:10px 12px; text-align:left; font-size:.95rem; }
.qdoc-table th { background:#f5f7fa; }
.qdoc-line { margin-bottom:10px; font-size:.95rem; }
.qdoc-foot { margin-top:20px; padding-top:12px; border-top:1px dashed var(--border); color:var(--text-light); font-size:.85rem; text-align:center; }
#printArea { display:none; }
@media print {
    .layout, .sidebar, .main, .modal-overlay { display:none !important; }
    body { background:#fff; }
    #printArea { display:block !important; }
    #printArea .qdoc { border:none; border-radius:0; }
}
.empty { text-align:center; color:var(--text-light); padding:30px; }
.link-btn { color:var(--primary); background:none; border:none; cursor:pointer; font-size:.85rem; text-decoration:underline; padding:0 4px; }
.action-ops { display:flex; gap:6px; flex-wrap:wrap; }

/* 天地盖计算 */
.cabox-grid { display:grid; grid-template-columns:380px 1fr; gap:20px; margin-bottom:20px; }
.cabox-result { display:flex; flex-direction:column; gap:12px; }
.result-block { background:#f8fafc; border:1px solid var(--border); border-radius:10px; padding:14px 16px; }
.result-block .rb-title { font-size:.82rem; color:var(--text-light); margin-bottom:8px; font-weight:600; letter-spacing:1px; }
.result-block .rb-big { font-size:1.7rem; font-weight:bold; color:var(--primary-dark); margin-bottom:6px; }
.result-block .rb-line { font-size:.9rem; color:var(--text); line-height:1.7; }
.result-block .rb-line b { color:var(--primary); font-weight:600; }
.result-block.hl { background:#fff8e6; border-color:#f0d488; }
.result-block.hl .rb-big { color:#b9770e; }
.formula-notes { padding-left:20px; color:#555; line-height:2; font-size:.92rem; }
.formula-notes li::marker { color:var(--primary); }
.var-row { display:grid; grid-template-columns:90px 1fr 90px 80px; gap:6px; margin-bottom:6px; }
.var-row input { padding:8px 10px; border:1px solid var(--border); border-radius:6px; font-size:.9rem; }
.var-opt { margin-top:4px; }
.formula-err { display:none; margin-top:12px; padding:10px 12px; border-radius:8px; background:#fdecea; color:#c0392b; font-size:.88rem; }
.form-row.full { grid-column:1/-1; }
.calc-input-row { display:flex; gap:6px; align-items:center; }
.calc-input-row input { flex:1; min-width:0; }
.calc-sel { min-width:150px; flex-shrink:0; padding:5px 8px; border:1px solid var(--border); border-radius:6px; background:#fff; font-size:.9rem; }
.calc-panel { margin-top:10px; padding:12px; border:1px solid #eee; border-radius:8px; background:#fbfbfd; }
.calc-panel-head { font-weight:600; margin-bottom:8px; display:flex; justify-content:space-between; align-items:center; }
.ff-fill-row { display:flex; justify-content:space-between; align-items:center; padding:10px 12px; border:1px solid #eee; border-radius:8px; margin-bottom:8px; background:#fbfbfd; }
.ff-fill-row .ff-val { font-size:1.15rem; font-weight:bold; color:var(--primary-dark); }
.ff-note { font-size:.82rem; color:#aaa; margin-top:6px; }
.cabox-row { background:#fff8e6; }
.cabox-row td:first-child { color:var(--primary-dark); }
@media (max-width:1200px) { .cabox-grid { grid-template-columns:1fr; } }

@media (max-width:900px) {
    .sidebar { width:190px; }
    .main { margin-left:190px; padding:14px; }
    .form-grid { grid-template-columns:1fr; }
}