:root{--bg:#f6f8fb;--surface:#ffffff;--border:#e3e8ef;--text:#1f2937;--muted:#6b7280;--primary:#2563eb;--primary-dark:#1d4ed8}*{box-sizing:border-box}body,html{margin:0;padding:0;height:100%}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Malgun Gothic,sans-serif;font-size:14px}#root,.app{height:100%}.app{display:flex;flex-direction:column;height:100vh}.topnav{display:flex;align-items:center;gap:4px;padding:0 16px;height:52px;background:var(--surface);border-bottom:1px solid var(--border);flex:0 0 auto}.topnav .brand{font-weight:800;font-size:17px;color:var(--primary);margin-right:16px;letter-spacing:-.5px}.topnav a{text-decoration:none;color:var(--muted);font-weight:600;padding:8px 14px;border-radius:8px}.topnav a:hover{background:#eef2f7;color:var(--text)}.topnav a.active{background:var(--primary);color:#fff}.topnav .grow{flex:1 1}.topnav .nav-logout{border:1px solid var(--border);background:#fff;color:var(--muted);font-weight:600;padding:7px 12px;border-radius:8px;cursor:pointer;margin-left:6px}.topnav .nav-logout:hover{background:#f3f4f6;color:var(--text)}.body{flex:1 1 auto;overflow:hidden}.body,.sheet-wrap{min-height:0;display:flex;flex-direction:column}.sheet-wrap{height:100%}.sheet-toolbar{display:flex;align-items:center;gap:10px;padding:10px 16px;border-bottom:1px solid var(--border);background:var(--surface);flex:0 0 auto}.sheet-toolbar .title{font-weight:700;font-size:15px}.sheet-toolbar .grow{flex:1 1}.sheet-toolbar .msg{color:var(--muted);font-size:13px}.sheet-container{flex:1 1 auto;min-height:0;width:100%}.btn{border:1px solid var(--primary);background:var(--primary);color:#fff;font-weight:600;padding:8px 16px;border-radius:8px;cursor:pointer;font-size:13.5px}.btn:hover{background:var(--primary-dark)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.secondary{background:#fff;color:var(--text);border-color:var(--border)}.btn.secondary:hover{background:#f3f4f6}.page{padding:20px 24px;max-width:1100px}.page h1{font-size:20px;margin:0 0 4px}.hint{color:var(--muted);font-size:13px;margin:0 0 16px;line-height:1.6}.banner{padding:10px 14px;border-radius:8px;margin-bottom:14px;font-size:13.5px}.banner.info{background:#ecfdf5;color:#047857;border:1px solid #a7f3d0}.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:18px;margin-bottom:16px}.card h2{font-size:16px;margin:0 0 4px}.login-wrap{display:flex;align-items:center;justify-content:center;height:100%;background:var(--bg)}.login-card{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:32px 28px;width:340px;box-shadow:0 8px 30px rgba(0,0,0,.06);display:flex;flex-direction:column;gap:12px}.login-brand{font-weight:800;font-size:22px;color:var(--primary);letter-spacing:-.5px}.login-sub{color:var(--muted);margin:-6px 0 8px}.login-field{display:flex;flex-direction:column;gap:5px;font-size:13px;color:var(--muted);font-weight:600}.login-field input{padding:10px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px;color:var(--text)}.login-err{color:#dc2626;font-size:13px;background:#fef2f2;border:1px solid #fecaca;padding:8px 10px;border-radius:8px}.sub-tabs{display:flex;gap:6px;margin-bottom:14px}.sub-tabs a.tab,.sub-tabs button{border:1px solid var(--border);background:#fff;color:var(--muted);font-weight:600;padding:7px 16px;border-radius:8px;cursor:pointer;text-decoration:none;display:inline-block}.sub-tabs a.tab.active,.sub-tabs button.active{background:var(--primary);color:#fff;border-color:var(--primary)}.sheet-head{background:var(--surface);border-bottom:1px solid var(--border);padding:14px 16px 10px;flex:0 0 auto}.statcards{display:grid;grid-template-columns:repeat(6,1fr);grid-gap:10px;gap:10px;margin-bottom:12px}@media (max-width:1180px){.statcards{grid-template-columns:repeat(3,1fr)}}.statcard{display:flex;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:11px 14px;text-decoration:none;color:var(--text);transition:box-shadow .12s,border-color .12s,transform .12s}.statcard:hover{border-color:#cbd5e1;box-shadow:0 4px 14px rgba(15,23,42,.07);transform:translateY(-1px)}.statcard.on{border-color:var(--primary);box-shadow:0 0 0 1px var(--primary) inset}.statcard .ic{width:34px;height:34px;border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:16px;flex:0 0 auto}.statcard .lab{flex:1 1;color:var(--muted);font-weight:600;font-size:13px}.statcard .num{font-size:23px;font-weight:800;letter-spacing:-.5px}.sheet-titlebar{display:flex;align-items:center;gap:10px;margin-bottom:10px}.sheet-title{font-size:18px;font-weight:800;margin:0;letter-spacing:-.3px}.sheet-title .dot{color:var(--muted);font-weight:400}.sheet-titlebar .saved{color:var(--muted);font-size:12px}.sum-badge{background:#eef2ff;color:#3730a3;border:1px solid #e0e7ff;border-radius:999px;padding:3px 12px;font-size:12.5px;font-weight:600}.sum-badge b{font-weight:800}.sum-badge .dot{color:#a5b4fc;margin:0 2px}.sheet-titlebar .grow{flex:1 1}.tab-sep{width:1px;align-self:stretch;background:var(--border);margin:2px 6px}.pipe-row{display:flex;gap:7px;align-items:center;flex-wrap:wrap;margin-top:10px}.pipe-row b{color:var(--muted);font-size:12.5px;font-weight:700}.pipe-chip{color:#fff;border-radius:999px;padding:2px 10px;font-size:12px;font-weight:600;cursor:pointer;text-decoration:none;transition:opacity .1s,box-shadow .1s}.pipe-chip:hover{filter:brightness(1.06)}.pipe-clear{color:var(--muted);font-size:12px;text-decoration:none;border:1px solid var(--border);border-radius:999px;padding:2px 10px;background:#fff}.pipe-clear:hover{background:#f3f4f6;color:var(--text)}.dd{position:relative;display:inline-block}.dd-back{position:fixed;inset:0;z-index:40}.dd-menu{position:absolute;top:calc(100% + 4px);left:0;z-index:41;background:#fff;border:1px solid var(--border);border-radius:10px;box-shadow:0 10px 30px rgba(15,23,42,.14);padding:6px;min-width:220px;display:flex;flex-direction:column;gap:2px}.dd-menu button{text-align:left;border:none;background:transparent;color:var(--text);font-weight:600;font-size:13.5px;padding:9px 12px;border-radius:8px;cursor:pointer;white-space:nowrap}.dd-menu button:hover{background:#f1f5f9}