/* ============================================================
   SevenTicker — Currency Converter
   Tool-specific styles (extends style.css + tools.css)
   ============================================================ */

/* ── Spacing helpers ── */
.ad-spacer { margin: 28px 0; }

/* ── Converter section wrapper ── */
#converter-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 36px 40px 32px;
  margin-bottom: 0;
}

/* ── Main converter row ── */
.converter-input-row {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

/* Amount input */
#amount {
  width: 180px;
  flex-shrink: 0;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius-input);
  color: var(--text-primary);
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 600;
  padding: 12px 16px;
  outline: none;
  -webkit-appearance: none;
  appearance: none;
  transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
}

#amount:focus {
  border-color: var(--accent);
  background: rgba(245, 197, 24, 0.06);
  box-shadow: 0 0 0 3px rgba(245, 197, 24, 0.1);
}

/* Currency selects — scoped to converter */
#base-currency,
#target-currency {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius-input);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 500;
  padding: 12px 36px 12px 14px;
  outline: none;
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='rgba(255,255,255,0.4)' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
  min-width: 200px;
}

#base-currency:focus,
#target-currency:focus {
  border-color: var(--accent);
  background-color: rgba(245, 197, 24, 0.06);
  box-shadow: 0 0 0 3px rgba(245, 197, 24, 0.1);
}

#base-currency option,
#target-currency option {
  background: var(--bg-card);
  color: var(--text-primary);
  font-size: 0.95rem;
}

/* Equals sign */
.equals-sign {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  flex-shrink: 0;
  line-height: 1;
  padding: 0 4px;
}

/* Result display */
.result-display {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex: 1;
  min-width: 160px;
}

#result-amount {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  word-break: break-all;
}

#result-currency-label {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-secondary);
  flex-shrink: 0;
}

/* ── Rate info bar ── */
.rate-info-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

#rate-text {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-family: var(--font-body);
}

#last-updated {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-family: var(--font-body);
}

/* ── Swap button ── */
#swap-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 20px;
  background: var(--accent-dim);
  color: var(--accent);
  border: 1px solid rgba(245, 197, 24, 0.3);
  border-radius: 999px;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 8px 22px;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
}

#swap-btn:hover {
  background: rgba(245, 197, 24, 0.25);
  border-color: rgba(245, 197, 24, 0.55);
  transform: scale(1.04);
}

#swap-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
}

/* ── Loading state ── */
#loading-state {
  font-size: 0.9rem;
  color: var(--text-muted);
  padding: 12px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

#loading-state::before {
  content: '';
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  flex-shrink: 0;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ── Error state ── */
#error-state {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  background: rgba(239, 68, 68, 0.08);
  border: 1px solid rgba(239, 68, 68, 0.25);
  border-radius: var(--radius-input);
  padding: 14px 18px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

#retry-btn {
  background: rgba(239, 68, 68, 0.15);
  color: #EF4444;
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 6px 14px;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
  flex-shrink: 0;
}

#retry-btn:hover {
  background: rgba(239, 68, 68, 0.25);
  border-color: rgba(239, 68, 68, 0.5);
}

/* ── Utility ── */
.hidden { display: none !important; }

/* ── Responsive — 600px breakpoint ── */
@media (max-width: 600px) {
  #converter-section {
    padding: 24px 18px 24px;
  }

  .converter-input-row {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  #amount {
    width: 100%;
    font-size: 1.5rem;
  }

  #base-currency,
  #target-currency {
    width: 100%;
    min-width: 0;
  }

  .equals-sign {
    text-align: center;
  }

  .result-display {
    min-width: 0;
    width: 100%;
  }

  #result-amount {
    font-size: 1.6rem;
  }

  .rate-info-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }
}