:root {
  font-family: Tahoma, Arial, sans-serif;
  color: #191a1d;
  background: #f5f6f8;
  line-height: 1.7;
  --gold: #d4af37;
  --border: #e5e7eb;
  --muted: #6b7280;
  --card: #ffffff;
}

* { box-sizing: border-box; }
body { margin: 0; background: #f5f6f8; }
button, input { font: inherit; }

.topbar {
  padding: 28px min(5vw, 64px);
  background: #111315;
  color: white;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.eyebrow { color: var(--gold); font-size: 13px; font-weight: 700; }
h1 { margin: 4px 0; font-size: clamp(24px, 4vw, 38px); }
#statusText { margin: 0; color: #c7c9ce; font-size: 13px; }
.actions { display: flex; align-items: center; gap: 10px; }
.badge { padding: 6px 10px; border-radius: 999px; background: rgba(212,175,55,.16); color: #ecd688; font-size: 12px; }
.button { border: 0; border-radius: 10px; padding: 11px 16px; cursor: pointer; background: var(--gold); color: #111315; font-weight: 700; }
.button:disabled { opacity: .6; cursor: wait; }

.container { width: min(1200px, 92vw); margin: 28px auto 60px; }
.summary-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.summary-card { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 18px; }
.summary-card span { display: block; color: var(--muted); font-size: 13px; }
.summary-card strong { display: block; margin-top: 8px; font-size: 24px; }

.toolbar { margin: 22px 0; display: flex; gap: 12px; justify-content: space-between; align-items: center; flex-wrap: wrap; }
.tabs { display: flex; gap: 8px; flex-wrap: wrap; }
.tab { border: 1px solid var(--border); background: white; color: #444; padding: 8px 14px; border-radius: 10px; cursor: pointer; }
.tab.active { background: #111315; color: white; border-color: #111315; }
.search { width: min(360px, 100%); background: white; border: 1px solid var(--border); border-radius: 10px; padding: 10px 13px; outline: none; }
.search:focus { border-color: var(--gold); }

.rates-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.rate-card { background: var(--card); border: 1px solid var(--border); border-radius: 18px; padding: 18px; box-shadow: 0 6px 20px rgba(17, 19, 21, .04); }
.card-head { display: flex; justify-content: space-between; gap: 12px; align-items: flex-start; }
.category-label { color: #8c6d00; font-size: 11px; font-weight: 700; }
.title { font-size: 18px; margin: 4px 0 0; }
.unit-label { color: var(--muted); font-size: 11px; white-space: nowrap; }

.price-row { margin-top: 18px; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.price-block { border: 1px solid var(--border); border-radius: 12px; padding: 12px; }
.price-block span { display: block; color: var(--muted); font-size: 12px; }
.price-block strong { display: block; margin-top: 4px; font-size: 21px; letter-spacing: .2px; }
.buy-block { background: #f7fbf7; }
.sell-block { background: #fff8f7; }

.meta-grid { margin-top: 13px; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.meta-grid div { border-top: 1px dashed var(--border); padding-top: 9px; }
.meta-grid span { display: block; color: var(--muted); font-size: 11px; }
.meta-grid strong { display: block; margin-top: 2px; font-size: 13px; }
.trend.up { color: #15803d; }
.trend.down { color: #b91c1c; }
.trend.flat { color: #6b7280; }

.empty, .error { margin-top: 20px; padding: 18px; background: white; border-radius: 14px; text-align: center; }
.error { color: #991b1b; border: 1px solid #fecaca; background: #fff1f2; }
.hidden { display: none !important; }

@media (max-width: 900px) { .rates-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) {
  .topbar { align-items: flex-start; flex-direction: column; }
  .actions { width: 100%; justify-content: space-between; }
  .summary-grid { grid-template-columns: 1fr; }
  .rates-grid { grid-template-columns: 1fr; }
}