:root{
  --purple:#5b0b7b;
  --purple-dark:#3f0756;
  --gold:#f4b000;
  --ink:#2c2430;
  --muted:#6f6873;
  --line:#d9d3dc;
  --panel:#f7f4f9;
  --danger:#d71920;
  --danger-bg:#fff0f0;
  --success:#16803c;
}
*{box-sizing:border-box}
html,body{margin:0;font-family:Arial,Helvetica,sans-serif;background:#fff;color:var(--ink)}
body{min-height:100vh}
.topbar{background:linear-gradient(90deg,var(--purple-dark),var(--purple));color:#fff;border-bottom:4px solid var(--gold);display:flex;align-items:center;justify-content:space-between;padding:22px 30px;gap:20px;flex-wrap:wrap}
.brand{display:flex;align-items:center}
.brand-title{font-weight:800;font-size:28px}
nav{display:flex;gap:22px;align-items:center;flex-wrap:wrap}
nav a,.nav-button{color:#fff;text-decoration:none;font-weight:700;font-size:14px;background:none;border:0;cursor:pointer}
nav a:hover,.nav-button:hover{text-decoration:underline}
#app{max-width:1400px;margin:0 auto;padding:28px}
.page-title{font-family:Georgia,serif;color:var(--purple-dark);font-size:31px;margin:0 0 18px;border-bottom:2px solid #765285;padding-bottom:8px}
.grid{display:grid;grid-template-columns:minmax(0,1.8fr) minmax(320px,.9fr);gap:20px}
.card{border:1px solid var(--line);background:#fff;border-radius:8px;overflow:hidden;box-shadow:0 1px 3px rgba(0,0,0,.05)}
.card-title{background:var(--purple);color:#fff;font-weight:800;padding:11px 14px}
.card-body{padding:16px}
.muted{color:var(--muted)}
.alert{border:1px solid #ef8d91;background:var(--danger-bg);border-radius:8px;padding:15px;display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:16px}
.alert strong{color:var(--danger)}
.alert-icon{width:42px;height:42px;border-radius:50%;background:var(--danger);color:#fff;display:grid;place-items:center;font-weight:900;font-size:24px;flex:0 0 auto}
.alert-main{display:flex;align-items:center;gap:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:6px;padding:12px 18px;font-weight:800;cursor:pointer;text-decoration:none}
.btn-primary{background:var(--purple);color:#fff}
.btn-danger{background:var(--danger);color:#fff}
.login-wrap{max-width:900px;margin:54px auto;display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);border-radius:10px;overflow:hidden;box-shadow:0 12px 30px rgba(51,20,65,.10)}
.login-panel,.login-info{padding:34px}
.login-panel{background:#fbfafc}
.login-logo{text-align:center;color:var(--purple);font-size:31px;font-weight:900;margin-bottom:24px}
label{display:block;font-weight:700;margin:14px 0 6px}
input{width:100%;padding:13px;border:1px solid #9b8fa1;border-radius:6px;font-size:16px}
.login-note{font-size:13px;color:var(--muted);margin-top:14px;line-height:1.5}
.table{width:100%;border-collapse:collapse}
.table th,.table td{border-bottom:1px solid var(--line);padding:11px 10px;text-align:left;vertical-align:top}
.table th{background:#f0ecf3;color:var(--purple-dark);font-size:13px}
.pill{display:inline-block;border-radius:999px;padding:4px 9px;font-size:12px;font-weight:800;background:#dff2e5;color:var(--success)}
.quick-links{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:16px}
.quick-links a{border:1px solid #cfc4d5;border-radius:7px;padding:16px;color:var(--purple-dark);font-weight:800;text-decoration:none;background:#faf8fb}
.summary-row{display:flex;justify-content:space-between;gap:15px;padding:10px 0;border-bottom:1px solid var(--line)}
.summary-row.total{font-size:18px;font-weight:900}
.overdue{background:#ffe5e6;color:var(--danger);font-weight:900;padding:12px;border-radius:6px;display:flex;justify-content:space-between;gap:12px;margin-top:12px}
.progress-wrap{margin-top:18px}
.progress{height:16px;border-radius:999px;background:#ece8ee;overflow:hidden}
.progress > div{width:100%;height:100%;background:var(--danger)}
.info-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.info-item{padding:10px 0;border-bottom:1px solid var(--line)}
.info-item span{display:block;color:var(--muted);font-size:12px;margin-bottom:3px}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.small{font-size:12px}
@media(max-width:900px){
  .grid,.login-wrap{grid-template-columns:1fr}
  .quick-links,.info-grid{grid-template-columns:1fr}
  #app{padding:16px}
}

.modal-backdrop{
  position:fixed;
  inset:0;
  background:rgba(20,13,24,.58);
  display:grid;
  place-items:center;
  padding:20px;
  z-index:9999;
}
.payment-modal{
  width:min(520px,100%);
  background:#fff;
  border-radius:12px;
  box-shadow:0 24px 70px rgba(0,0,0,.28);
  padding:30px;
  position:relative;
  text-align:center;
  border-top:6px solid var(--purple);
}
.modal-close{
  position:absolute;
  top:12px;
  right:14px;
  border:0;
  background:transparent;
  font-size:28px;
  line-height:1;
  cursor:pointer;
  color:#6f6873;
}
.modal-status-icon{
  width:54px;
  height:54px;
  margin:0 auto 14px;
  border-radius:50%;
  display:grid;
  place-items:center;
  background:#eee7f2;
  color:var(--purple);
  font-size:28px;
  font-weight:900;
}
.payment-modal h2{
  margin:0 0 8px;
  color:var(--purple-dark);
}
.modal-copy{
  margin:0 0 22px;
  color:var(--muted);
}
.slip-amount,.account-amount{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:18px;
  padding:15px 16px;
  border:1px solid var(--line);
  border-radius:8px;
  margin-top:12px;
  text-align:left;
}
.slip-amount strong{
  color:var(--purple-dark);
  font-size:20px;
}
.account-amount{
  background:#fff6f6;
  border-color:#efb2b5;
}
.account-amount strong{
  color:var(--danger);
  font-size:20px;
}
.modal-actions{
  margin-top:22px;
}