:root {
  --primary: #e2136e;
  --primary-dark: #b30f58;
  --bg: #f4f5f7;
  --card: #ffffff;
  --text: #1f2430;
  --muted: #6b7280;
  --border: #e5e7eb;
  --success: #16a34a;
  --warning: #d97706;
  --danger: #dc2626;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, "Noto Sans Bengali", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.topbar .brand {
  font-weight: 700;
  font-size: 18px;
  color: var(--primary);
}

.topbar nav a {
  margin-left: 16px;
  color: var(--text);
  font-size: 14px;
}

.topbar nav a.active { color: var(--primary); font-weight: 600; }

.container {
  max-width: 1000px;
  margin: 24px auto;
  padding: 0 16px;
}

.container.narrow { max-width: 480px; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  margin-bottom: 20px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.stat {
  text-align: center;
}
.stat .num { font-size: 28px; font-weight: 700; color: var(--primary); }
.stat .label { color: var(--muted); font-size: 13px; }

h1, h2, h3 { margin-top: 0; }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; }

.btn {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  border: none;
  padding: 10px 16px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
  text-decoration: none;
}
.btn:hover { background: var(--primary-dark); text-decoration: none; }
.btn.secondary { background: #374151; }
.btn.small { padding: 6px 10px; font-size: 13px; }
.btn.danger { background: var(--danger); }
.btn.outline { background: transparent; color: var(--primary); border: 1px solid var(--primary); }

form.inline { display: inline; }

.form-group { margin-bottom: 14px; }
.form-group label { display: block; margin-bottom: 5px; font-size: 13px; color: var(--muted); }
.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 9px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
}

.badge {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}
.badge.pending { background: #fef3c7; color: var(--warning); }
.badge.verified { background: #dcfce7; color: var(--success); }
.badge.rejected { background: #fee2e2; color: var(--danger); }

.error { background: #fee2e2; color: var(--danger); padding: 10px 14px; border-radius: 6px; margin-bottom: 14px; font-size: 14px; }
.info-box { background: #eff6ff; border: 1px solid #bfdbfe; padding: 14px; border-radius: 8px; }

.pay-number {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--primary-dark);
}

.method-badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
}
.method-bkash { background: #e2136e; }
.method-nagad { background: #f7941d; }
.method-rocket { background: #6f2da8; }

code.small { font-size: 12px; background: #f3f4f6; padding: 2px 6px; border-radius: 4px; }