:root{--bg:#f5f7fb;--card:#fff;--text:#1d2939;--muted:#667085;--border:#e4e7ec;--primary:#155eef;--primary2:#004eeb;--danger:#d92d20;--success:#067647;--warning:#b54708;--shadow:0 4px 18px rgba(16,24,40,.06)}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;background:var(--bg);color:var(--text)}a{color:var(--primary);text-decoration:none}.topbar{position:sticky;top:0;z-index:10;background:#fff;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:20px;padding:12px 24px}.brand-wrap{display:flex;align-items:baseline;gap:8px}.brand{font-weight:800;color:#101828;font-size:20px}.brand-sub{font-size:13px;color:var(--muted)}.nav{display:flex;gap:6px;flex-wrap:wrap}.nav a{padding:8px 10px;border-radius:8px;color:#475467;font-weight:600;font-size:14px}.nav a:hover,.nav a.active{background:#eff4ff;color:#1849a9}.container{max-width:1200px;margin:24px auto;padding:0 18px}.page-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:18px}.page-head h1{margin:0;font-size:28px}.page-head p{margin:4px 0 0;color:var(--muted)}.grid{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.card{background:var(--card);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow);padding:18px}.stat-label{font-size:13px;color:var(--muted);font-weight:600}.stat-value{font-size:28px;font-weight:800;margin-top:5px}.stat-sub{font-size:12px;color:var(--muted);margin-top:3px}.section-title{margin:0 0 14px;font-size:18px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.form-grid .full{grid-column:1/-1}label{display:block;font-size:13px;font-weight:700;margin-bottom:6px;color:#344054}input,select,textarea{width:100%;border:1px solid #d0d5dd;border-radius:9px;padding:10px 11px;font:inherit;background:#fff;color:#101828}textarea{min-height:88px;resize:vertical}input:focus,select:focus,textarea:focus{outline:3px solid #d1e0ff;border-color:#84adff}.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:9px;padding:10px 14px;font-weight:700;cursor:pointer;background:#e4e7ec;color:#344054;font-size:14px}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary2)}.btn-danger{background:#fee4e2;color:#b42318}.btn-success{background:#dcfae6;color:#067647}.btn-small{padding:6px 9px;font-size:12px}.actions{display:flex;gap:8px;flex-wrap:wrap}.table-wrap{overflow:auto;border:1px solid var(--border);border-radius:12px;background:#fff}table{width:100%;border-collapse:collapse;min-width:760px}th,td{padding:11px 12px;text-align:left;border-bottom:1px solid #eaecf0;font-size:14px;vertical-align:middle}th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:#667085;background:#f9fafb}tr:last-child td{border-bottom:0}.muted{color:var(--muted)}.badge{display:inline-block;border-radius:999px;padding:4px 8px;font-size:12px;font-weight:700;background:#f2f4f7;color:#344054}.badge.full{background:#eff8ff;color:#175cd3}.badge.part{background:#fff6ed;color:#b93815}.badge.paid{background:#ecfdf3;color:#067647}.badge.pending{background:#fffaeb;color:#b54708}.alert{padding:11px 13px;border-radius:10px;margin-bottom:16px;border:1px solid}.alert.success{background:#ecfdf3;border-color:#abefc6;color:#067647}.alert.error{background:#fef3f2;border-color:#fecdca;color:#b42318}.alert.info{background:#eff8ff;border-color:#b2ddff;color:#175cd3}.filters{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;align-items:end}.right{text-align:right}.nowrap{white-space:nowrap}.empty{text-align:center;padding:30px;color:var(--muted)}.login-shell{max-width:420px;margin:70px auto}.login-shell .card{padding:28px}.login-title{margin:0 0 4px;font-size:26px}.login-sub{margin:0 0 22px;color:var(--muted)}.help{font-size:12px;color:var(--muted);margin-top:5px}.footer{text-align:center;color:#98a2b3;font-size:12px;padding:24px}.receipt{max-width:760px;margin:0 auto}.receipt-row{display:flex;justify-content:space-between;border-bottom:1px dashed #d0d5dd;padding:8px 0}.receipt-total{font-size:22px;font-weight:800}.print-only{display:none}@media(max-width:900px){.topbar{align-items:flex-start;flex-direction:column}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.filters{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:650px){.container{margin-top:16px}.grid-2,.grid-4,.form-grid,.filters{grid-template-columns:1fr}.page-head{align-items:flex-start;flex-direction:column}.nav{width:100%;overflow:auto;flex-wrap:nowrap}.nav a{white-space:nowrap}table{min-width:680px}}@media print{.topbar,.footer,.no-print,.alert{display:none!important}.container{max-width:none;margin:0;padding:0}.card{box-shadow:none;border:0}.print-only{display:block}body{background:#fff}}