/* UçanBisiklet — basit minimal stil */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  background: #f7f8fb; color: #1a1f29; line-height: 1.5;
}
header {
  background: #0f172a; color: #fff; padding: 14px 24px;
  display: flex; justify-content: space-between; align-items: center;
}
.brand { font-weight: 800; font-size: 20px; }
nav a { color: #cbd5e1; margin-left: 16px; text-decoration: none; }
nav a:hover { color: #fff; }
main { max-width: 980px; margin: 32px auto; padding: 0 24px; }
section { background: #fff; border-radius: 12px; padding: 28px; margin-bottom: 24px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06); }
h1 { margin-top: 0; }
.hero h1 { font-size: 32px; margin: 0 0 8px; }
.hero p { color: #475569; font-size: 17px; margin: 0; }

/* Form */
.pay-form { display: grid; gap: 18px; max-width: 480px; }
.pay-form label { display: flex; flex-direction: column; font-size: 13px;
  color: #475569; font-weight: 600; gap: 6px; }
.pay-form input, .pay-form select {
  padding: 10px 12px; font-size: 16px; border: 1px solid #cbd5e1;
  border-radius: 8px; background: #fff; color: #0f172a;
}
.pay-form input:focus, .pay-form select:focus { outline: 2px solid #2563eb; }
.pay-form button {
  background: #2563eb; color: #fff; border: 0; padding: 12px 16px;
  font-size: 16px; font-weight: 600; border-radius: 8px; cursor: pointer;
  margin-top: 4px;
}
.pay-form button:hover { background: #1d4ed8; }

/* Recent list */
.recent ul { list-style: none; padding: 0; margin: 0; }
.recent li { display: flex; align-items: center; gap: 12px;
  padding: 10px 0; border-bottom: 1px solid #e2e8f0; font-size: 14px; }
.recent li:last-child { border-bottom: 0; }
.recent code { background: #f1f5f9; padding: 2px 6px; border-radius: 4px; font-size: 12px; }
.recent .amount { font-weight: 600; }
.empty { color: #94a3b8; font-style: italic; }

/* Status chip */
.status { padding: 2px 8px; border-radius: 999px; font-size: 11px; font-weight: 700;
  letter-spacing: 0.4px; text-transform: uppercase; }
.status-pending  { background: #fef3c7; color: #92400e; }
.status-pool     { background: #dbeafe; color: #1e40af; }
.status-claimed  { background: #e0f2fe; color: #075985; }
.status-approved { background: #dcfce7; color: #166534; }
.status-rejected { background: #fee2e2; color: #991b1b; }
.status-expired  { background: #f1f5f9; color: #475569; }

/* Result page */
.result { text-align: center; padding: 48px 24px; }
.result .emoji { font-size: 64px; margin-bottom: 12px; }
.result h1 { font-size: 28px; margin: 0 0 16px; }
.result .xhash { color: #64748b; font-size: 13px; }
.result dl { display: inline-grid; grid-template-columns: auto 1fr; gap: 6px 16px;
  text-align: left; margin: 24px auto; font-size: 14px; max-width: 480px; }
.result dt { color: #64748b; font-weight: 600; }
.result dd { margin: 0; }
.result dd.reject { color: #b91c1c; font-style: italic; }
.result-approved { background: linear-gradient(180deg, #fff, #f0fdf4); }
.result-rejected { background: linear-gradient(180deg, #fff, #fef2f2); }
.result-pending, .result-pool, .result-claimed {
  background: linear-gradient(180deg, #fff, #fefce8);
}
.result .hint { color: #94a3b8; font-style: italic; margin-top: 24px; }
.btn { display: inline-block; padding: 10px 18px; background: #2563eb;
  color: #fff; text-decoration: none; border-radius: 8px; font-weight: 600;
  margin-top: 16px; }

/* Admin */
.admin-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.admin-table th, .admin-table td { text-align: left; padding: 10px 8px;
  border-bottom: 1px solid #e2e8f0; }
.admin-table th { background: #f8fafc; font-size: 12px; color: #475569;
  text-transform: uppercase; letter-spacing: 0.4px; }
.admin-table code { font-size: 12px; background: #f1f5f9; padding: 2px 4px; border-radius: 3px; }
.log { background: #0f172a; color: #cbd5e1; padding: 16px; border-radius: 8px;
  font-size: 12px; overflow: auto; max-height: 400px; white-space: pre-wrap; }

footer { text-align: center; padding: 24px; color: #94a3b8; font-size: 13px; }

@media (max-width: 600px) {
  main { padding: 0 16px; margin: 20px auto; }
  section { padding: 18px; }
  .hero h1 { font-size: 24px; }
}