*{margin:0;padding:0;box-sizing:border-box}:root{--sidebar-w: 210px;--bg: #f1f5f9;--card: #ffffff;--border: #e2e8f0;--text: #1e293b;--text-muted: #64748b;--primary: #2563eb;--primary-hover: #1d4ed8;--danger: #dc2626;--success: #16a34a;--warning: #d97706;--sidebar-bg: #1e293b;--sidebar-active: #334155;--sidebar-text: #cbd5e1;--sidebar-text-active: #ffffff;--radius: 8px;--shadow: 0 1px 3px rgba(0,0,0,.08);--shadow-md: 0 4px 12px rgba(0,0,0,.1)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--bg);color:var(--text);font-size:14px}a{color:inherit;text-decoration:none}.layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-w);background:var(--sidebar-bg);color:var(--sidebar-text);display:flex;flex-direction:column;flex-shrink:0;position:fixed;top:0;bottom:0;left:0}.sidebar .brand{padding:20px 18px;font-size:18px;font-weight:700;color:#fff;border-bottom:1px solid #334155}.sidebar nav{display:flex;flex-direction:column;padding:8px 0;flex:1;overflow-y:auto}.sidebar nav a{padding:11px 20px;color:var(--sidebar-text);font-size:14px;display:block;transition:background .15s}.sidebar nav a:hover{background:var(--sidebar-active);color:var(--sidebar-text-active)}.sidebar nav a.router-link-active{background:var(--primary);color:#fff;font-weight:600}.main{flex:1;margin-left:var(--sidebar-w);display:flex;flex-direction:column}.topbar{background:var(--card);border-bottom:1px solid var(--border);padding:0 24px;height:56px;display:flex;align-items:center;justify-content:space-between;box-shadow:var(--shadow)}.topbar .store-select{display:flex;align-items:center;gap:8px}.topbar .store-select label{color:var(--text-muted);font-size:13px}.topbar .user{display:flex;align-items:center;gap:12px}.topbar .user span{color:var(--text-muted);font-size:13px}.content{padding:24px;flex:1}.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-bottom:20px}.card-title{font-size:16px;font-weight:600;margin-bottom:16px;display:flex;align-items:center;justify-content:space-between}table{width:100%;border-collapse:collapse;font-size:13px}th,td{padding:9px 12px;text-align:left;border-bottom:1px solid var(--border)}th{color:var(--text-muted);font-weight:600;background:#f8fafc}tr:hover td{background:#f8fafc}.btn{display:inline-flex;align-items:center;gap:6px;padding:7px 16px;border:none;border-radius:6px;cursor:pointer;font-size:13px;font-weight:500;transition:all .15s;background:var(--primary);color:#fff}.btn:hover{background:var(--primary-hover)}.btn-sm{padding:4px 10px;font-size:12px}.btn-danger{background:var(--danger)}.btn-danger:hover{background:#b91c1c}.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text)}.btn-outline:hover{background:#f1f5f9}.btn-success{background:var(--success)}.form-row{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:12px}.form-group{flex:1;min-width:140px}.form-group label{display:block;font-size:12px;color:var(--text-muted);margin-bottom:4px;font-weight:500}.form-group input,.form-group select,.form-group textarea{width:100%;padding:7px 10px;border:1px solid var(--border);border-radius:6px;font-size:13px;background:#fff}.form-group input:focus,.form-group select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #2563eb1f}.stat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px}.stat-card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px}.stat-card .label{font-size:12px;color:var(--text-muted);margin-bottom:6px}.stat-card .value{font-size:22px;font-weight:700}.stat-card .value.pos{color:var(--success)}.stat-card .value.neg{color:var(--danger)}.stat-card .value.dark{color:var(--warning)}.tabs{display:flex;gap:0;border-bottom:2px solid var(--border);margin-bottom:16px}.tabs button{padding:8px 20px;border:none;background:transparent;cursor:pointer;font-size:14px;color:var(--text-muted);border-bottom:2px solid transparent;margin-bottom:-2px}.tabs button.active{color:var(--primary);border-bottom-color:var(--primary);font-weight:600}.badge{display:inline-block;padding:2px 8px;border-radius:4px;font-size:11px;font-weight:600}.badge-paid{background:#dcfce7;color:#166534}.badge-unpaid{background:#fef3c7;color:#92400e}.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;background:linear-gradient(135deg,#1e293b,#334155)}.login-box{background:#fff;border-radius:12px;padding:36px;width:360px;box-shadow:0 20px 60px #0000004d}.login-box h1{font-size:22px;margin-bottom:6px}.login-box .sub{color:var(--text-muted);font-size:13px;margin-bottom:24px}.login-box .hint{margin-top:16px;padding:12px;background:#f8fafc;border-radius:6px;font-size:12px;color:var(--text-muted);line-height:1.6}.login-box button{width:100%;padding:10px;font-size:15px;margin-top:8px}.error-msg{color:var(--danger);font-size:13px;margin-top:8px}.toolbar{display:flex;gap:12px;align-items:center;margin-bottom:16px;flex-wrap:wrap}.toolbar select,.toolbar input{padding:6px 10px;border:1px solid var(--border);border-radius:6px;font-size:13px}.muted{color:var(--text-muted)}.text-right{text-align:right}.fw-600{font-weight:600}.mt-16{margin-top:16px}.mb-8{margin-bottom:8px}.flex{display:flex;gap:8px;align-items:center}.gap-12{gap:12px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;display:flex;align-items:center;justify-content:center;z-index:100}.modal{background:#fff;border-radius:10px;padding:24px;width:560px;max-width:90vw;max-height:90vh;overflow-y:auto;box-shadow:0 20px 60px #0000004d}.modal h3{margin-bottom:16px}.modal .actions{display:flex;gap:8px;justify-content:flex-end;margin-top:20px}.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:2px}.cal-grid .cal-head{text-align:center;font-size:12px;color:var(--text-muted);padding:6px 0;font-weight:600}.cal-grid .cal-cell{min-height:64px;border:1px solid var(--border);border-radius:4px;padding:4px;font-size:12px;background:#fff}.cal-grid .cal-cell.empty{background:#f8fafc}.cal-grid .cal-cell .day-num{font-weight:600;color:var(--text-muted)}.cal-grid .cal-cell .leave-tag{margin-top:2px;padding:1px 4px;border-radius:3px;font-size:10px;background:#dbeafe;color:#1e40af;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}