*{box-sizing:border-box}body{margin:0;font-family:Arial,sans-serif;background:#f4f7fb;color:#10213c}.auth{min-height:100vh;display:grid;place-items:center;padding:20px}.card{background:#fff;border:1px solid #dce5ef;border-radius:16px;box-shadow:0 10px 35px #08234b14}.auth-card{width:min(430px,100%);padding:28px}.logo{display:block;width:70px;height:70px;object-fit:contain;margin:0 auto 10px}.auth h1{text-align:center;margin:4px 0 6px;font-size:24px}.muted{color:#68778d;text-align:center}.auth form{display:grid;gap:8px;margin-top:20px}.auth label{font-size:13px;font-weight:700;margin-top:6px}.auth input,.auth select{padding:12px;border:1px solid #cfd9e5;border-radius:9px;font-size:14px}.btn{display:inline-block;border:0;border-radius:9px;padding:12px 16px;font-weight:800;cursor:pointer;text-decoration:none;text-align:center}.primary{background:#1477e8;color:#fff}.danger{background:#ffe9eb;color:#b3131d}.success{background:#e9f8ed;color:#087d35}.alert{padding:11px;border-radius:9px;margin-top:14px;font-size:13px}.center{text-align:center;margin-top:18px}.center a{color:#1477e8;text-decoration:none;font-weight:700}table{width:100%;border-collapse:collapse}th,td{padding:9px;border-bottom:1px solid #e5ebf2;text-align:left;font-size:13px}
.admin-wrap{max-width:1500px;margin:25px auto;padding:0 16px}.admin-head{padding:20px;display:flex;justify-content:space-between;align-items:center;gap:15px}.admin-head h1{margin:0 0 5px}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;margin:15px 0}.stat{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:18px}.stat b{display:block;font-size:28px}.stat span{color:#6b7280}.table-card{padding:20px}.table-scroll{overflow:auto}table{width:100%;border-collapse:collapse;min-width:1050px}th,td{padding:12px;border-bottom:1px solid #eee;text-align:left;vertical-align:top}th{background:#f8fafc}.inline-form{display:inline-flex;gap:5px;margin:4px 3px 0 0}.days{width:65px}.badge{display:inline-block;padding:3px 7px;border-radius:20px;background:#eef2ff;font-size:12px;margin-top:4px}.payment-paid{background:#dcfce7}.payment-unpaid{background:#fee2e2}.payment-partial{background:#fef3c7}.payment-waived{background:#e0e7ff}.modal{display:none;position:fixed;inset:0;background:#0007;align-items:center;justify-content:center;padding:15px;z-index:100000}.modal-box{background:#fff;border-radius:14px;padding:25px;max-width:650px;width:100%;position:relative;max-height:90vh;overflow:auto}.modal-close{position:absolute;right:12px;top:8px;border:0;background:none;font-size:28px;cursor:pointer}.modal-box label{display:block;margin:12px 0 5px;font-weight:600}.modal-box input,.modal-box select,.modal-box textarea{width:100%;box-sizing:border-box;padding:10px;border:1px solid #d1d5db;border-radius:8px}.two{display:grid;grid-template-columns:1fr 1fr;gap:12px}.wide{width:100%;margin-top:18px}@media(max-width:700px){.stats{grid-template-columns:1fr 1fr}.admin-head{display:block}.two{grid-template-columns:1fr}}