:root {
  color-scheme: light;
  --navy: #0b1b33;
  --gold: #d6a843;
  --ink: #14243b;
  --muted: #5c6b80;
  --line: #e4e9f1;
  --bg: #f4f6fb;
  --ok: #059669;
  --warn: #d97706;
  --bad: #e11d48;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

body {
  margin: 0;
  min-height: 100vh;
  padding: 20px 14px 48px;
  font-family: Arial, Helvetica, sans-serif;
  background:
    radial-gradient(900px 420px at 12% -12%, rgba(214, 168, 67, 0.26), transparent 58%),
    linear-gradient(180deg, #102544 0%, var(--bg) 38%);
  color: var(--ink);
}

.top-public {
  width: min(560px, 100%);
  margin: 0 auto 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.top-public .kicker {
  margin: 0;
  color: #f6e2a8;
}

.ghost-link {
  border: 1px solid rgba(255,255,255,.35);
  background: rgba(255,255,255,.12);
  color: #fff;
  border-radius: 999px;
  padding: 9px 14px;
  font-size: .88rem;
  font-weight: 700;
  cursor: pointer;
}

.card {
  width: min(560px, 100%);
  margin: 0 auto;
  background: #fff;
  border-radius: 22px;
  padding: 28px 24px 24px;
  box-shadow: 0 24px 60px -28px rgba(11, 27, 51, .55);
}

.card.wide { width: min(920px, 100%); }

.kicker {
  margin: 0 0 8px;
  color: #8a6410;
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}

h1, h2, h3 { margin: 0; color: var(--navy); }
h1 { font-size: 1.7rem; margin-bottom: 6px; }
h2 { font-size: 1.25rem; margin-bottom: 10px; }
.lede { margin: 0 0 18px; color: var(--muted); font-size: .95rem; line-height: 1.5; }

label {
  display: block;
  margin: 0 0 12px;
  font-size: .82rem;
  font-weight: 700;
  color: var(--navy);
}

input, select, textarea, button {
  font: inherit;
}

input, select, textarea {
  width: 100%;
  margin-top: 6px;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 13px;
  background: #fff;
  color: var(--ink);
}

textarea { min-height: 88px; resize: vertical; }

.hint {
  display: block;
  margin-top: 5px;
  color: var(--muted);
  font-size: .75rem;
  font-weight: 500;
}

.row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

@media (max-width: 640px) {
  .row-2 { grid-template-columns: 1fr; }
}

.check {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-weight: 600;
  margin: 14px 0 8px;
}
.check input { width: auto; margin: 3px 0 0; }

button {
  border: 0;
  border-radius: 999px;
  padding: 13px 18px;
  font-weight: 800;
  cursor: pointer;
}

.primary {
  width: 100%;
  margin-top: 8px;
  background: linear-gradient(135deg, #e8c36a, var(--gold));
  color: var(--navy);
}

.ghost {
  background: transparent;
  color: var(--navy);
  border: 1px solid var(--line);
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.btn-row button { width: auto; }

.status {
  margin: 10px 0;
  padding: 10px 12px;
  border-radius: 12px;
  background: #fff1f2;
  color: var(--bad);
  font-size: .88rem;
}
.status.ok {
  background: #ecfdf5;
  color: var(--ok);
}

.app-shell {
  width: min(960px, 100%);
  margin: 0 auto;
}

.app-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  color: #fff;
}
.app-bar .kicker { color: #f6e2a8; margin: 0; }
.app-bar strong { display: block; margin-top: 2px; }

.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}
.tab {
  background: rgba(255,255,255,.14);
  color: #fff;
  border: 1px solid rgba(255,255,255,.25);
  padding: 10px 14px;
  font-size: .86rem;
}
.tab.is-active {
  background: #fff;
  color: var(--navy);
}

.panel {
  background: #fff;
  border-radius: 22px;
  padding: 22px;
  box-shadow: 0 18px 40px -28px rgba(11, 27, 51, .45);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  margin: 16px 0;
}

.unit-create {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 14px;
  background: #fbfcfe;
}

.badge.vacant { background: #eff6ff; color: #1d4ed8; }
.badge.occupied { background: #ecfdf5; color: var(--ok); }
.badge.overdue { background: #fff1f2; color: var(--bad); }
.badge.paid { background: #ecfdf5; color: var(--ok); }
.badge.for-billing { background: #fff7ed; color: var(--warn); }
.badge.no-billing { background: #f1f5f9; color: #475569; }

.overview-rooms { margin-top: 22px; }
.overview-rooms h3 { margin-bottom: 6px; }

.room-status-summary {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 14px;
}
.room-status-summary span {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 10px;
  font-size: .78rem;
  font-weight: 700;
  color: var(--navy);
  background: #fbfcfe;
}

.billing-sections {
  display: grid;
  gap: 22px;
}

.pay-panel {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px;
  background: #fbfcfe;
}

.qr-wrap {
  text-align: center;
  margin: 8px 0 16px;
  padding: 12px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
}

.qr-wrap img {
  display: block;
  width: min(320px, 100%);
  height: auto;
  margin: 0 auto;
}

.qr-caption {
  margin: 10px 0 0;
  color: var(--ink);
  font-size: .92rem;
  line-height: 1.4;
}
@media (max-width: 720px) {
  .stat-grid { grid-template-columns: 1fr; }
}
.stat {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 14px;
  background: #fbfcfe;
}
.stat span {
  display: block;
  color: var(--muted);
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.stat strong {
  display: block;
  margin-top: 6px;
  font-size: 1.35rem;
  color: var(--navy);
}

.module-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
}
.module-tile {
  text-align: left;
  border: 1px solid var(--line);
  background: #fbfcfe;
  border-radius: 16px;
  padding: 16px;
  color: var(--navy);
}
.module-tile strong { display: block; margin-bottom: 6px; }
.module-tile span { color: var(--muted); font-size: .82rem; font-weight: 500; line-height: 1.4; }
.module-tile:hover { border-color: #c9b27a; }

.request-list { display: grid; gap: 12px; }
.request-card {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 14px;
  background: #fbfcfe;
}
.request-card h3 { font-size: 1.05rem; margin-bottom: 4px; }
.request-meta {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: .86rem;
  line-height: 1.45;
}
.badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: .72rem;
  font-weight: 800;
  text-transform: uppercase;
}
.badge.pending { background: #fff7ed; color: var(--warn); }
.badge.approved { background: #ecfdf5; color: var(--ok); }
.badge.denied { background: #fff1f2; color: var(--bad); }

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(10, 20, 35, .55);
  display: grid;
  place-items: center;
  padding: 16px;
  z-index: 40;
}
.modal {
  width: min(480px, 100%);
  background: #fff;
  border-radius: 18px;
  padding: 20px;
  max-height: 90vh;
  overflow: auto;
}
.modal h3 { margin-bottom: 8px; }
.modal .actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  margin-top: 12px;
}

.id-preview {
  margin-top: 8px;
  max-width: 100%;
  max-height: 180px;
  border-radius: 10px;
  border: 1px solid var(--line);
}

.switch-auth {
  margin-top: 14px;
  text-align: center;
  color: var(--muted);
  font-size: .9rem;
}
.switch-auth button {
  background: none;
  border: 0;
  color: #1d4ed8;
  font-weight: 800;
  padding: 0;
  text-decoration: underline;
}