* { box-sizing: border-box; }
:root {
  --bg: #0f1720; --panel: #16202b; --panel2: #1d2a38; --line: #2a3a4b;
  --text: #e7eef6; --muted: #93a4b5; --brand: #16b981; --brand2: #0e8f63;
  --danger: #e05a5a; --warn: #e0a53a;
}
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: "Segoe UI", Tahoma, "Noto Naskh Arabic", Arial, sans-serif; font-size: 15px;
}
.hidden { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 12.5px; }
code { background: #0b1117; padding: 2px 6px; border-radius: 5px; font-size: 12.5px; }
input, select, textarea, button {
  font-family: inherit; font-size: 14px; color: var(--text);
  background: var(--panel2); border: 1px solid var(--line);
  border-radius: 9px; padding: 9px 11px; outline: none;
}
input:focus, select:focus, textarea:focus { border-color: var(--brand); }
button { cursor: pointer; white-space: nowrap; }
button.primary { background: var(--brand); border-color: var(--brand2); color: #04150e; font-weight: 700; }
button.primary:hover { background: #1ad092; }
button.ghost { background: transparent; }
button.ghost:hover { border-color: var(--brand); }
button.danger { color: var(--danger); border-color: #4a2a2a; }
.grow { flex: 1; }

.login-wrap { display: grid; place-items: center; min-height: 100vh; }
.login-card {
  background: var(--panel); padding: 30px; border-radius: 16px; width: min(360px, 92vw);
  border: 1px solid var(--line); display: grid; gap: 12px;
}
.login-card h1 { margin: 0; font-size: 22px; text-align: center; }
.login-card label { display: grid; gap: 6px; font-size: 13px; color: var(--muted); }
.error { color: var(--danger); font-size: 13px; min-height: 18px; }

.topbar {
  display: flex; align-items: center; gap: 14px; padding: 12px 18px;
  background: var(--panel); border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 10; flex-wrap: wrap;
}
.brand { font-weight: 800; font-size: 17px; }
.tabs { display: flex; gap: 6px; margin-inline-start: auto; flex-wrap: wrap; }
.tabs button { background: transparent; border-color: transparent; padding: 7px 14px; border-radius: 8px; }
.tabs button.active { background: var(--panel2); border-color: var(--line); font-weight: 700; }
.user { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 13px; }
.tab-panel { padding: 18px; }
.filters { display: flex; gap: 10px; align-items: center; margin-bottom: 16px; flex-wrap: wrap; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; }
.card, .offer-card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 14px; }
.offer-card { display: flex; flex-direction: column; gap: 8px; }
.offer-card img {
  width: 100%; height: 170px; object-fit: contain; background: #0b1117;
  border-radius: 10px; cursor: zoom-in;
}
.offer-card .name { font-weight: 700; line-height: 1.4; }
.price { color: var(--brand); font-weight: 800; font-size: 18px; }
.price .cur { font-size: 12px; color: var(--muted); margin-inline-start: 4px; }
.badge { font-size: 11.5px; padding: 3px 8px; border-radius: 999px; background: var(--panel2); border: 1px solid var(--line); }
.badge.warn { color: var(--warn); border-color: #4a3d22; }
.badge.ok { color: var(--brand); border-color: #1d4a3a; }

#bestOffer { margin-bottom: 18px; }
.best {
  border: 1px solid #1d4a3a; background: linear-gradient(180deg, #12291f, var(--panel));
  border-radius: 14px; padding: 16px; display: flex; gap: 16px; align-items: center; flex-wrap: wrap;
}
.best img { width: 180px; height: 180px; object-fit: contain; background: #0b1117; border-radius: 10px; }
.best .title { font-size: 12px; color: var(--brand); font-weight: 700; }

.tbl { width: 100%; border-collapse: collapse; background: var(--panel); border-radius: 12px; overflow: hidden; }
.tbl th, .tbl td { padding: 9px 10px; text-align: start; border-bottom: 1px solid var(--line); font-size: 13px; vertical-align: middle; }
.tbl th { background: var(--panel2); color: var(--muted); font-weight: 600; }
.tbl tr:last-child td { border-bottom: none; }
.tbl input[type="number"] { width: 74px; padding: 5px 7px; }
.tbl input[type="text"] { width: 100%; min-width: 120px; padding: 5px 7px; }
.tbl .ok { color: var(--brand); }
.tbl .bad { color: var(--danger); }
.tbl .run { color: var(--warn); }

.card { margin-bottom: 18px; }
.card h2 { margin: 0 0 12px; font-size: 16px; }
.card h3 { margin: 18px 0 8px; font-size: 14px; color: var(--muted); }
.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 10px; align-items: end; }
.form-grid label { display: grid; gap: 6px; font-size: 12.5px; color: var(--muted); }
.form-grid .span2 { grid-column: span 2; }
.check { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text); }
.pre {
  background: #0b1117; border: 1px solid var(--line); border-radius: 10px; padding: 10px;
  max-height: 220px; overflow: auto; font-size: 12px; direction: ltr; text-align: left; white-space: pre-wrap;
}
.token-box { background: #0b1117; border: 1px dashed var(--brand); border-radius: 10px; padding: 12px; margin: 10px 0; word-break: break-all; }
.stats { display: flex; gap: 10px; flex-wrap: wrap; }
.stat { background: var(--panel2); border: 1px solid var(--line); border-radius: 12px; padding: 10px 16px; }
.stat b { display: block; font-size: 20px; color: var(--brand); }

.toast {
  position: fixed; inset-inline-start: 50%; transform: translateX(-50%); bottom: 22px;
  background: var(--panel2); border: 1px solid var(--brand); color: var(--text);
  padding: 11px 18px; border-radius: 10px; z-index: 50; max-width: 90vw;
}
.toast.bad { border-color: var(--danger); }
@media (max-width: 640px) {
  .form-grid .span2 { grid-column: span 1; }
  .best img { width: 120px; height: 120px; }
  .tab-panel { padding: 12px; }
}

.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.meta { color: var(--muted); font-size: 12px; }