:root {
  --green: #0b7a4b;
  --green-dark: #075c38;
  --green-soft: #e7f5ee;
  --ink: #1d2330;
  --muted: #5d6676;
  --line: #e3e7ee;
  --bg: #f6f8fb;
  --red: #b42318;
  --red-soft: #fdecea;
  --amber: #8a5a00;
  --amber-soft: #fff4dc;
  --radius: 12px;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--ink);
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); line-height: 1.5; font-size: 16px; }
a { color: var(--green); }
h1 { font-size: 1.6rem; margin: .2rem 0 1rem; }
h2 { font-size: 1.2rem; margin: 1.5rem 0 .75rem; }
h3 { font-size: 1.05rem; margin: 1rem 0 .5rem; }
.container { max-width: 1080px; margin: 0 auto; padding: 0 16px; }
.narrow { max-width: 560px; }
main.container { padding-top: 20px; padding-bottom: 48px; min-height: 70vh; }

.topbar { background: #fff; border-bottom: 1px solid var(--line); }
.topbar-inner { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.brand { font-weight: 800; font-size: 1.2rem; color: var(--ink); text-decoration: none; display: flex; align-items: center; gap: 6px; }
.brand-mark { background: var(--green); color: #fff; border-radius: 8px; padding: 2px 8px; }
.public-nav a { margin-left: 12px; }
.appnav { background: #fff; border-bottom: 1px solid var(--line); }
.appnav-inner { display: flex; gap: 4px; overflow-x: auto; white-space: nowrap; }
.appnav a { padding: 10px 12px; text-decoration: none; color: var(--muted); font-weight: 600; border-bottom: 3px solid transparent; }
.appnav a:hover { color: var(--green); border-bottom-color: var(--green); }

.banner { background: var(--green-soft); color: var(--green-dark); padding: 8px 0; font-size: .95rem; }
.banner-warn { background: var(--amber-soft); color: var(--amber); }
.footer { color: var(--muted); font-size: .9rem; padding: 24px 0; border-top: 1px solid var(--line); background: #fff; }
.footer .container { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }

.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; margin-bottom: 16px; }
.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.stat { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; }
.stat .label { color: var(--muted); font-size: .9rem; }
.stat .value { font-size: 1.6rem; font-weight: 800; }
.stat.danger .value { color: var(--red); }
.stat.ok .value { color: var(--green); }
.row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.spread { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.muted { color: var(--muted); }
.small { font-size: .88rem; }
.center { text-align: center; }
.inline { display: inline; }
.mt { margin-top: 16px; }

.btn { display: inline-block; border: 1px solid var(--line); background: #fff; color: var(--ink); padding: 10px 16px; border-radius: 10px; font-weight: 700; font-size: 1rem; cursor: pointer; text-decoration: none; }
.btn:hover { border-color: var(--green); }
.btn-primary { background: var(--green); border-color: var(--green); color: #fff; }
.btn-primary:hover { background: var(--green-dark); }
.btn-danger { color: var(--red); border-color: #f1c4bf; }
.btn-whatsapp { background: #25d366; border-color: #25d366; color: #fff; }
.btn-small { padding: 6px 12px; font-size: .9rem; }
.btn-block { display: block; width: 100%; text-align: center; }
.btn-big { padding: 14px 22px; font-size: 1.1rem; }
.link-button { background: none; border: none; color: var(--green); font-weight: 600; cursor: pointer; font-size: 1rem; padding: 0; }

form .field { margin-bottom: 14px; }
label { display: block; font-weight: 600; margin-bottom: 4px; }
.hint { color: var(--muted); font-size: .85rem; font-weight: 400; }
input[type=text], input[type=email], input[type=password], input[type=tel], input[type=number], input[type=date], input[type=file], select, textarea {
  width: 100%; padding: 11px 12px; border: 1px solid #cfd6e0; border-radius: 10px; font-size: 1rem; background: #fff; font-family: inherit;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--green); outline-offset: 0; border-color: var(--green); }
.input-validation-error { border-color: var(--red) !important; background: #fffafa !important; }
.field-validation-error, .text-danger { color: var(--red); font-size: .88rem; display: block; margin-top: 4px; }
.validation-summary-errors ul { margin: 0; padding-left: 18px; }
.validation-summary-errors { background: var(--red-soft); color: var(--red); border-radius: 10px; padding: 10px 14px; margin-bottom: 14px; }
.checkbox { display: flex; gap: 8px; align-items: center; font-weight: 600; }
.checkbox input { width: 20px; height: 20px; }
fieldset { border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; margin: 0 0 16px; background: #fff; }
legend { font-weight: 800; padding: 0 6px; }
details summary { cursor: pointer; font-weight: 600; color: var(--green); margin-bottom: 8px; }

.alert { border-radius: 10px; padding: 12px 14px; margin-bottom: 16px; }
.alert-ok { background: var(--green-soft); color: var(--green-dark); }
.alert-error { background: var(--red-soft); color: var(--red); }
.alert-warn { background: var(--amber-soft); color: var(--amber); }

table { width: 100%; border-collapse: collapse; background: #fff; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-size: .85rem; text-transform: uppercase; letter-spacing: .02em; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
td.num, th.num { text-align: right; white-space: nowrap; }

.badge { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: .8rem; font-weight: 700; white-space: nowrap; }
.badge-pending { background: #eef2ff; color: #3730a3; }
.badge-overdue { background: var(--red-soft); color: var(--red); }
.badge-paid { background: var(--green-soft); color: var(--green-dark); }
.badge-cancelled { background: #f1f3f6; color: var(--muted); }
.badge-ended { background: #f1f3f6; color: var(--muted); }

.tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.tabs a { padding: 6px 14px; border-radius: 999px; border: 1px solid var(--line); background: #fff; text-decoration: none; color: var(--muted); font-weight: 600; }
.tabs a.active { background: var(--green); color: #fff; border-color: var(--green); }

.hero { text-align: center; padding: 40px 0 20px; }
.hero h1 { font-size: 2.3rem; line-height: 1.15; margin-bottom: 12px; }
.hero p.lead { font-size: 1.2rem; color: var(--muted); max-width: 640px; margin: 0 auto 20px; }
.features .card h3 { margin-top: 0; }
.price { font-size: 2.4rem; font-weight: 800; color: var(--green); }

.pay-box { text-align: center; }
.pay-amount { font-size: 2.2rem; font-weight: 800; }
.qr { width: 240px; height: 240px; image-rendering: pixelated; border: 1px solid var(--line); border-radius: 12px; padding: 8px; background: #fff; }
.copy-area { width: 100%; font-family: ui-monospace, Consolas, monospace; font-size: .8rem; height: 90px; resize: none; }
.breakdown td { border: none; padding: 4px 0; }
.photos { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 10px; }
.photos img { width: 100%; height: 130px; object-fit: cover; border-radius: 10px; border: 1px solid var(--line); }
.cover { width: 100%; height: 180px; object-fit: cover; border-radius: 10px; background: var(--green-soft); display: block; }
.cover-empty { height: 180px; border-radius: 10px; background: var(--green-soft); display: flex; align-items: center; justify-content: center; color: var(--green-dark); font-weight: 700; }

.receipt { background: #fff; max-width: 720px; margin: 0 auto; padding: 40px; border: 1px solid var(--line); border-radius: var(--radius); }
.receipt h1 { text-align: center; letter-spacing: .05em; }
.receipt .value { font-size: 1.4rem; font-weight: 800; text-align: right; }
.receipt .signature { margin-top: 60px; text-align: center; border-top: 1px solid var(--ink); padding-top: 6px; width: 60%; margin-left: auto; margin-right: auto; }

@media (max-width: 640px) {
  .hero h1 { font-size: 1.8rem; }
  .card { padding: 16px; }
  th.hide-sm, td.hide-sm { display: none; }
}

@media print {
  .no-print { display: none !important; }
  body { background: #fff; }
  .receipt { border: none; padding: 0; }
  main.container { padding: 0; }
}