:root{--bg:#f5f6f8;--card:#fff;--primary:#1a73e8;--primary2:#1557b0;--danger:#d93025;--success:#188038;--warning:#e8710a;--text:#202124;--muted:#5f6368;--border:#e5e7eb;--shadow:0 1px 3px rgba(0,0,0,.08),0 1px 2px rgba(0,0,0,.06);--shadow-lg:0 8px 28px rgba(15,23,42,.12);--radius:12px;--font:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Microsoft YaHei',sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:14px;line-height:1.5}.hidden{display:none!important}.layout{min-height:100vh}.login-page{display:grid;place-items:center;min-height:100vh;padding:24px;background:linear-gradient(135deg,#e8f0fe,#f8fafc 45%,#fff)}.login-card{width:100%;max-width:420px;background:#fff;border:1px solid var(--border);border-radius:20px;box-shadow:var(--shadow-lg);padding:30px}.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:22px;color:var(--primary);margin-bottom:8px}.sub{color:var(--muted);margin-bottom:22px}.field{margin-bottom:14px}.field label{display:block;font-weight:700;margin-bottom:6px;font-size:13px}.input,.select,.textarea{width:100%;height:40px;border:1.5px solid var(--border);border-radius:9px;padding:8px 12px;font:inherit;background:#f8fafc;outline:none;transition:.2s}.textarea{height:80px;resize:vertical}.input:focus,.select:focus,.textarea:focus{background:#fff;border-color:var(--primary);box-shadow:0 0 0 3px rgba(26,115,232,.12)}.btn{border:1px solid transparent;border-radius:9px;background:#fff;height:38px;padding:0 14px;font:inherit;font-weight:700;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:6px;white-space:nowrap;transition:.2s}.btn:active{transform:scale(.98)}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary2)}.btn-outline{border-color:var(--border);color:var(--primary)}.btn-danger{border-color:#f3c5c1;color:var(--danger)}.btn-full{width:100%}.btn-sm{height:32px;padding:0 10px;font-size:12px}.topbar{position:sticky;top:0;z-index:50;height:58px;background:#fff;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 18px;box-shadow:var(--shadow)}.topbar .brand{margin:0;font-size:18px}.userbar{display:flex;align-items:center;gap:8px;color:var(--muted)}.container{max-width:1280px;margin:0 auto;padding:16px}.tabs{display:flex;gap:6px;flex-wrap:wrap;background:#fff;border:1px solid var(--border);border-radius:14px;padding:6px;margin-bottom:16px;box-shadow:var(--shadow)}.tab{border:0;background:transparent;border-radius:10px;padding:10px 15px;font:inherit;font-weight:700;color:var(--muted);cursor:pointer}.tab.active{background:#e8f0fe;color:var(--primary)}.page{display:none}.page.active{display:block}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin-bottom:16px}.stat{background:#fff;border:1px solid var(--border);border-radius:14px;padding:18px;box-shadow:var(--shadow);cursor:pointer}.stat b{display:block;font-size:30px;color:var(--primary);line-height:1.1}.stat.overdue b{color:var(--danger)}.stat.exam b{color:var(--success)}.stat.birthday b{color:#c26418}.stat span{color:var(--muted);font-size:13px}.card{background:#fff;border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow);padding:16px;margin-bottom:16px}.card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:12px}.title{font-size:16px;font-weight:800}.toolbar{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.toolbar .input{width:220px}.table-wrap{overflow:auto;border:1px solid var(--border);border-radius:12px}table{width:100%;border-collapse:collapse;min-width:1500px}th,td{padding:10px;border-bottom:1px solid #f1f5f9;text-align:left;white-space:nowrap}th{background:#f8fafc;color:var(--muted);font-size:12px}tr:hover td{background:#f8fbff}.tag{display:inline-block;border-radius:999px;padding:3px 9px;background:#e8f0fe;color:#1a73e8;font-size:12px;font-weight:700;margin:2px}.tag-select{display:flex;flex-wrap:wrap;gap:6px;border:1.5px solid var(--border);border-radius:10px;background:#f8fafc;padding:8px;min-height:42px}.tag-option{border:1px solid var(--border);background:#fff;border-radius:999px;padding:5px 10px;font-size:12px;font-weight:700;cursor:pointer}.tag-option.selected{border-color:var(--primary);background:#e8f0fe;color:var(--primary)}.modal-mask{position:fixed;inset:0;background:rgba(15,23,42,.45);display:none;align-items:center;justify-content:center;z-index:100;padding:18px}.modal-mask.show{display:flex}.modal{background:#fff;border-radius:16px;box-shadow:var(--shadow-lg);width:100%;max-width:760px;max-height:90vh;overflow:auto;padding:18px}.modal-head{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border);padding-bottom:12px;margin-bottom:14px}.modal-title{font-size:18px;font-weight:900}.close{width:34px;height:34px;border:0;border-radius:999px;background:#f1f5f9;cursor:pointer}.form-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.form-grid.two{grid-template-columns:repeat(2,1fr)}.form-grid.full{grid-template-columns:1fr}.toast{position:fixed;right:18px;top:72px;z-index:200;background:#202124;color:#fff;padding:12px 16px;border-radius:10px;box-shadow:var(--shadow-lg);max-width:360px}.toast.ok{background:var(--success)}.toast.err{background:var(--danger)}.empty{text-align:center;color:var(--muted);padding:32px}.hint{color:var(--muted);font-size:12px}.danger-text{color:var(--danger);font-weight:800}.success-text{color:var(--success);font-weight:800}.code{background:#f8fafc;border:1px solid var(--border);border-radius:10px;padding:12px;overflow:auto}.import-box{display:grid;gap:12px}.footer-note{color:var(--muted);font-size:12px;margin-top:20px;text-align:center}@media(max-width:760px){.topbar{padding:0 10px}.topbar .brand span:last-child{display:none}.container{padding:10px}.tabs{position:fixed;left:0;right:0;bottom:0;z-index:60;margin:0;border-radius:14px 14px 0 0;justify-content:space-around}.tab{font-size:12px;padding:8px 6px}.page{padding-bottom:68px}.grid{grid-template-columns:repeat(2,1fr)}.card{padding:12px}.form-grid,.form-grid.two{grid-template-columns:1fr}.toolbar .input{width:100%}.userbar .name{display:none}.modal{max-height:92vh}.btn{height:36px}}

/* v1.2 表格与弹窗可用性优化 */
.card-head .toolbar{flex:1;justify-content:flex-end}.toolbar .select{min-width:128px}.toolbar .input{max-width:260px}.checkline{display:inline-flex;align-items:center;gap:6px;height:38px;padding:0 10px;border:1px solid var(--border);border-radius:9px;background:#fff;color:var(--muted);font-weight:700}.danger-zone{border-color:#f3c5c1;background:#fffdfd}.table-wrap{position:relative;max-width:100%;overflow:auto;background:#fff}.data-table{table-layout:fixed;border-collapse:separate;border-spacing:0}.customer-data-table{min-width:1480px}.user-data-table{min-width:900px}.data-table th,.data-table td{overflow:hidden;text-overflow:ellipsis;vertical-align:middle}.data-table td.clip{max-width:1px}.data-table tbody tr{cursor:default}.customer-data-table th:nth-child(1),.customer-data-table td:nth-child(1){position:sticky;left:0;width:128px;background:#fff;z-index:3}.customer-data-table th:nth-child(1){background:#f8fafc;z-index:5}.customer-data-table th:nth-child(2),.customer-data-table td:nth-child(2){width:58px}.customer-data-table th:nth-child(3),.customer-data-table td:nth-child(3){width:64px}.customer-data-table th:nth-child(4),.customer-data-table td:nth-child(4){width:170px}.customer-data-table th:nth-child(5),.customer-data-table td:nth-child(5){width:210px}.customer-data-table th:nth-child(6),.customer-data-table td:nth-child(6){width:96px}.customer-data-table th:nth-child(7),.customer-data-table td:nth-child(7){width:142px}.customer-data-table th:nth-child(8),.customer-data-table td:nth-child(8){width:86px}.customer-data-table th:nth-child(9),.customer-data-table td:nth-child(9){width:168px}.customer-data-table th:nth-child(10),.customer-data-table td:nth-child(10){width:110px}.customer-data-table th:nth-child(11),.customer-data-table td:nth-child(11){width:104px}.customer-data-table th:nth-child(12),.customer-data-table td:nth-child(12){width:86px}.customer-data-table th:nth-child(13),.customer-data-table td:nth-child(13){width:126px}.customer-data-table th:nth-child(14),.customer-data-table td:nth-child(14){width:142px}.customer-data-table th:nth-child(15),.customer-data-table td:nth-child(15){position:sticky;right:0;width:122px;background:#fff;z-index:4;box-shadow:-8px 0 12px rgba(15,23,42,.06);white-space:normal}.customer-data-table th:nth-child(15){background:#f8fafc;z-index:6}.customer-data-table tr:hover td{background:#f8fbff}.customer-data-table tr:hover td:nth-child(1),.customer-data-table tr:hover td:nth-child(15){background:#f8fbff}.action-col{display:flex;gap:6px;align-items:center;justify-content:flex-end}.name-col b{display:inline-block;max-width:92px;overflow:hidden;text-overflow:ellipsis;vertical-align:bottom}.tag-cell{white-space:normal}.modal-mask{align-items:flex-start;overflow:auto}.modal{max-width:980px;margin:24px auto}.modal-head{position:sticky;top:-18px;background:#fff;z-index:8}.modal form>.toolbar:last-child{position:sticky;bottom:-18px;background:#fff;border-top:1px solid var(--border);padding-top:12px;margin-top:12px;z-index:8}.import-actions{align-items:center}
@media(max-width:760px){.card-head .toolbar{justify-content:stretch}.toolbar .select{width:100%}.checkline{width:100%;justify-content:flex-start}.customer-data-table{min-width:1320px}.customer-data-table th:nth-child(4),.customer-data-table td:nth-child(4){width:140px}.customer-data-table th:nth-child(5),.customer-data-table td:nth-child(5){width:160px}.modal{margin:10px auto;max-width:96vw}.modal-head{top:-12px}.modal form>.toolbar:last-child{bottom:-12px}.customer-data-table th:nth-child(15),.customer-data-table td:nth-child(15){width:104px}.action-col{flex-direction:column;align-items:stretch}.name-col b{max-width:80px}}