/* بازار عینک — RTL UI (phase 1: کشف + فروشندگان + وضعیت؛ phase 3: پنل فروشنده) */
:root {
  --bg: #0f1115;
  --fg: #e8e6e3;
  --accent: #4f9cf9;
  --card: #171a21;
  --border: #2a2f3a;
  --ok: #3fb950;
  --down: #f85149;
  --degraded: #d29922;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: Vazirmatn, Tahoma, "Segoe UI", sans-serif;
  line-height: 1.6;
}

header {
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--border);
}

header h1 { margin: 0 0 0.25rem; font-size: 1.6rem; }
.tagline { margin: 0 0 1rem; color: #9aa0aa; }

nav a {
  color: var(--fg);
  text-decoration: none;
  margin-inline-end: 1rem;
  padding: 0.25rem 0.75rem;
  border-radius: 6px;
}
nav a.active { background: var(--card); color: var(--accent); }

main { padding: 1.5rem 2rem; max-width: 960px; margin: 0 auto; }

.cards { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }

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

.badge {
  display: inline-block;
  font-size: 0.75rem;
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  margin-inline-start: 0.35rem;
}
.badge.ok { color: var(--ok); border-color: var(--ok); }
.badge.down { color: var(--down); border-color: var(--down); }
.badge.degraded { color: var(--degraded); border-color: var(--degraded); }
.badge.warn { color: var(--degraded); border-color: var(--degraded); }

.meta { color: #9aa0aa; font-size: 0.85rem; margin: 0.35rem 0 0; word-break: break-all; }

.empty { color: #9aa0aa; }

/* Vendor panel (phase 3) — forms, buttons, challenge boxes */
.form-row { display: flex; gap: 0.5rem; margin: 0.5rem 0; flex-wrap: wrap; align-items: center; }

input, select, textarea {
  background: #0b0d10;
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.4rem 0.6rem;
  font-family: inherit;
  font-size: 0.9rem;
  width: 100%;
}
.form-row input, .form-row select { width: auto; flex: 1 1 200px; }
input:focus, select:focus, textarea:focus { outline: 1px solid var(--accent); }

button {
  background: var(--accent);
  color: #0b0d10;
  border: none;
  border-radius: 6px;
  padding: 0.4rem 0.9rem;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.9rem;
}
button:hover { filter: brightness(1.15); }

form { display: grid; gap: 0.25rem; margin: 0.5rem 0; }
form label { font-size: 0.8rem; color: #9aa0aa; margin-top: 0.35rem; }

.panel-box {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem;
  margin: 0.75rem 0;
}
.panel-box h3 { margin-top: 0; }

.code {
  direction: ltr;
  font-family: monospace;
  font-size: 0.85rem;
  background: #0b0d10;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.3rem 0.6rem;
  display: inline-block;
  margin: 0.25rem 0;
  word-break: break-all;
}

footer {
  padding: 1rem 2rem;
  border-top: 1px solid var(--border);
  color: #9aa0aa;
  font-size: 0.85rem;
}