:root {
  --bg: #121212;
  --bg-soft: #1c1c1c;
  --card: #212121;
  --green: #16a34a;
  --green-dark: #0f7a37;
  --text: #f2f2f2;
  --text-dim: #a8a8a8;
  --border: #2e2e2e;
  --danger: #e04343;
  --radius: 14px;
}

* { box-sizing: border-box; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: Tahoma, 'Vazirmatn', Arial, sans-serif;
  margin: 0;
  padding-bottom: 90px;
  direction: rtl;
  text-align: right;
}

a { color: inherit; text-decoration: none; }

.container { max-width: 720px; margin: 0 auto; padding: 16px; }

.topbar {
  background: linear-gradient(135deg, var(--green-dark), var(--green));
  padding: 18px 16px 26px;
  border-radius: 0 0 24px 24px;
}
.topbar .brand { font-size: 22px; font-weight: bold; text-align: center; margin-bottom: 12px; }
.search-box {
  background: rgba(0,0,0,0.35);
  border-radius: 30px;
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.search-box input {
  background: transparent;
  border: none;
  outline: none;
  color: #fff;
  flex: 1;
  font-size: 15px;
}
.search-box input::placeholder { color: rgba(255,255,255,0.75); }

.section-title {
  color: var(--green);
  font-size: 19px;
  font-weight: bold;
  margin: 22px 0 14px;
}

.cat-grid { display: flex; gap: 14px; flex-wrap: wrap; justify-content: flex-start; }
.cat-item { flex: 0 1 100px; max-width: 100px; text-align: center; }
.cat-item .circle {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--card);
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--border);
}
.cat-item img { width: 100%; height: 100%; object-fit: cover; }
.cat-item .label { margin-top: 8px; font-size: 14px; }

.banner {
  background: linear-gradient(135deg, #0b3d2e, #123a29);
  border-radius: var(--radius);
  padding: 18px;
  margin: 16px 0;
  border: 1px solid var(--border);
}
.banner h3 { margin: 0 0 6px; color: #fff; }
.banner p { margin: 0; color: var(--text-dim); font-size: 13px; }

.product-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 8px;
}
.product-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
  display: flex; flex-direction: column; gap: 6px;
}
.product-card img { width: 100%; aspect-ratio: 1; object-fit: contain; background: #0e0e0e; border-radius: 10px; }
.product-card .name { font-size: 14px; min-height: 38px; }
.product-card .price { color: var(--green); font-weight: bold; font-size: 15px; }
.product-card .stock { font-size: 11px; color: var(--text-dim); }

.btn {
  display: inline-block;
  background: var(--green);
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 12px 18px;
  font-size: 15px;
  cursor: pointer;
  text-align: center;
  width: 100%;
}
.btn:hover { background: var(--green-dark); }
.btn.secondary { background: var(--card); border: 1px solid var(--border); color: var(--text); }
.btn.danger { background: var(--danger); }
.btn.small { width: auto; padding: 8px 14px; font-size: 13px; }

.field { margin-bottom: 14px; }
.field label { display: block; margin-bottom: 6px; font-size: 14px; color: var(--text-dim); }
.field input, .field textarea, .field select {
  width: 100%;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  color: var(--text);
  font-size: 15px;
  outline: none;
}
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--green); }

.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; margin-bottom: 14px; }

.alert { padding: 12px 14px; border-radius: 10px; margin-bottom: 14px; font-size: 14px; }
.alert.error { background: rgba(224,67,67,0.15); border: 1px solid var(--danger); color: #ff9d9d; }
.alert.info { background: rgba(22,163,74,0.15); border: 1px solid var(--green); color: #8ee6ac; }

.bottom-nav {
  position: fixed; bottom: 0; left: 0; right: 0;
  background: linear-gradient(135deg, var(--green-dark), var(--green));
  display: flex; justify-content: space-around; align-items: center;
  padding: 10px 6px;
}
.bottom-nav a { color: #fff; text-align: center; font-size: 11px; }
.bottom-nav .icon { font-size: 20px; display: block; margin-bottom: 3px; }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 10px 8px; border-bottom: 1px solid var(--border); text-align: right; }
th { color: var(--text-dim); font-weight: normal; }

.badge { padding: 3px 10px; border-radius: 20px; font-size: 11px; display: inline-block; }
.badge.pending { background: #3a3a1a; color: #e8d773; }
.badge.awaiting_verification { background: #2a2a3a; color: #a9b7f5; }
.badge.paid { background: #133a1e; color: #7be59a; }
.badge.failed { background: #3a1313; color: #f58a8a; }
.badge.cancelled { background: #333; color: #ccc; }

.card-number {
  font-size: 22px;
  letter-spacing: 2px;
  background: linear-gradient(135deg, #1c1c1c, #262626);
  border: 1px dashed var(--green);
  border-radius: 12px;
  padding: 16px;
  text-align: center;
  margin: 10px 0;
  direction: ltr;
}

.bank-card {
  background: linear-gradient(135deg, #1b5e3a 0%, #123d27 55%, #0a2416 100%);
  border-radius: 18px;
  padding: 22px;
  color: #fff;
  position: relative;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0,0,0,0.45);
  margin: 16px 0 10px;
}
.bank-card::before {
  content: '';
  position: absolute;
  top: -50px; right: -50px;
  width: 160px; height: 160px;
  background: rgba(255,255,255,0.05);
  border-radius: 50%;
}
.bank-card::after {
  content: '';
  position: absolute;
  bottom: -60px; left: -30px;
  width: 130px; height: 130px;
  background: rgba(255,255,255,0.04);
  border-radius: 50%;
}
.bank-card-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 30px; position: relative; z-index: 1; }
.bank-card-bank { font-weight: bold; font-size: 15px; }
.bank-card-chip { font-size: 18px; letter-spacing: 2px; opacity: 0.85; background: rgba(255,255,255,0.15); padding: 4px 8px; border-radius: 4px; }
.bank-card-number { font-size: 23px; letter-spacing: 3px; direction: ltr; text-align: center; margin-bottom: 24px; font-family: 'Courier New', monospace; position: relative; z-index: 1; }
.bank-card-bottom { display: flex; justify-content: space-between; align-items: flex-end; position: relative; z-index: 1; }
.bank-card-label { font-size: 11px; opacity: 0.7; margin-bottom: 4px; }
.bank-card-owner { font-size: 14px; font-weight: bold; }
.bank-card-logo { font-weight: bold; font-size: 19px; opacity: 0.85; letter-spacing: 1px; }

.admin-topbar {
  background: var(--card);
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: center;
}
.admin-nav { display: flex; gap: 14px; flex-wrap: wrap; margin: 16px 0; }
.admin-nav a { background: var(--card); border: 1px solid var(--border); padding: 8px 14px; border-radius: 10px; font-size: 13px; }

.stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 16px 0; }
.stat-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; }
.stat-card .num { font-size: 22px; font-weight: bold; color: var(--green); }
.stat-card .label { font-size: 12px; color: var(--text-dim); margin-top: 4px; }

.topbar-row { display:flex; align-items:center; justify-content:space-between; margin-bottom:12px; }
.menu-btn {
  background: rgba(0,0,0,0.35);
  border: none;
  color: #fff;
  font-size: 22px;
  width: 36px; height: 36px;
  border-radius: 50%;
  cursor: pointer;
  line-height: 1;
}
.site-menu-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.55);
  z-index: 999;
}
.site-menu-overlay.open { display: block; }
.site-menu {
  position: fixed;
  top: 0; right: -280px;
  width: 260px; height: 100%;
  background: var(--card);
  border-left: 1px solid var(--border);
  z-index: 1000;
  transition: right .25s ease;
  padding-top: 24px;
  box-shadow: -4px 0 20px rgba(0,0,0,0.5);
}
.site-menu.open { right: 0; }
.site-menu-title { padding: 10px 20px 16px; font-weight: bold; color: var(--green); border-bottom: 1px solid var(--border); }
.site-menu-item {
  display: block;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  color: #fff;
  font-size: 14px;
}
.site-menu-item.admin { color: var(--text-dim); }

.otp-note { font-size: 12px; color: var(--text-dim); margin-top: 10px; text-align: center; }