/* ===== Currency Exchange Card – Home & Exchange page ===== */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.exchange-section {
  --ex-violet: #6C3BFF;
  --ex-violet-end: #8A5CFF;
  --ex-font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --ex-text: #0f172a;
  --ex-muted: #64748b;
  --ex-border: rgba(15, 23, 42, 0.1);
  --ex-transition: 250ms ease;
}

.exchange-section {
  padding: 4rem 1.25rem 5rem;
  font-family: var(--ex-font);
  background: #f8fafc;
}

.exchange-section-inner {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.exchange-section-title {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  color: var(--ex-text);
  letter-spacing: -0.02em;
  margin: 0 0 0.5rem;
}

.exchange-section-subtitle {
  font-size: 1.0625rem;
  color: var(--ex-muted);
  line-height: 1.5;
  margin: 0 0 1rem;
  max-width: 36rem;
  margin-left: auto;
  margin-right: auto;
}

/* Disclaimer above card (Jeton-style) */
.exchange-disclaimer {
  font-size: 0.8125rem;
  color: var(--ex-muted);
  line-height: 1.5;
  margin: 0 auto 1.5rem;
  max-width: 520px;
}

.exchange-disclaimer [data-exchange-last-updated-home]:empty {
  display: none;
}

.exchange-disclaimer [data-exchange-last-updated-home]:not(:empty)::before {
  content: "Last updated at ";
}

/* Card container */
.exchange-card {
  background: #fff;
  border-radius: 24px;
  box-shadow: 0 4px 24px rgba(15, 23, 42, 0.08), 0 0 0 1px var(--ex-border);
  padding: 1.5rem;
  max-width: 520px;
  margin: 0 auto;
  transition: box-shadow var(--ex-transition);
}

.exchange-card:hover {
  box-shadow: 0 12px 40px rgba(15, 23, 42, 0.12), 0 0 0 1px var(--ex-border);
}

/* Two stacked blocks (Jeton-style): FROM block and TO block */
.exchange-block {
  background: #f8fafc;
  border: 1px solid var(--ex-border);
  border-radius: 16px;
  padding: 1rem 1.25rem;
  margin-bottom: 0;
}

.exchange-block-from {
  margin-bottom: 0.25rem;
}

.exchange-block-to {
  margin-top: 0.25rem;
}

.exchange-block-amount,
.exchange-block-result {
  margin-top: 0.75rem;
  min-width: 0;
}

.exchange-block-result .exchange-result-label {
  display: block;
  margin-bottom: 0.25rem;
}

.exchange-block-result .exchange-result-amount {
  font-size: 1.375rem;
}

.exchange-currency-wrap {
  flex: 0 0 auto;
  min-width: 0;
  position: relative;
}

.exchange-amount-input {
  width: 100%;
  padding: 0.875rem 1rem;
  font-size: 1.125rem;
  font-weight: 600;
  font-family: var(--ex-font);
  color: var(--ex-text);
  background: #f8fafc;
  border: 1px solid var(--ex-border);
  border-radius: 14px;
  transition: border-color var(--ex-transition), background var(--ex-transition);
  -moz-appearance: textfield;
}

.exchange-amount-input::-webkit-outer-spin-button,
.exchange-amount-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.exchange-amount-input:hover {
  border-color: rgba(108, 59, 255, 0.3);
}

.exchange-amount-input:focus {
  outline: none;
  border-color: var(--ex-violet);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(108, 59, 255, 0.15);
}

.exchange-amount-input::placeholder {
  color: var(--ex-muted);
  font-weight: 500;
}

.exchange-amount-input:disabled,
.exchange-currency-trigger:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Currency dropdown trigger */
.exchange-currency-trigger {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.875rem 1rem;
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--ex-font);
  color: var(--ex-text);
  background: #f8fafc;
  border: 1px solid var(--ex-border);
  border-radius: 14px;
  cursor: pointer;
  transition: border-color var(--ex-transition), background var(--ex-transition);
  text-align: left;
}

.exchange-currency-trigger:hover:not(:disabled) {
  border-color: rgba(108, 59, 255, 0.3);
  background: #fff;
}

.exchange-currency-trigger[aria-expanded="true"] {
  border-color: var(--ex-violet);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(108, 59, 255, 0.15);
}

.exchange-currency-flag {
  flex-shrink: 0;
  font-size: 1.25rem;
  line-height: 1;
}

.exchange-currency-code {
  flex: 1;
  min-width: 0;
}

.exchange-currency-trigger svg {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  color: var(--ex-muted);
  transition: transform var(--ex-transition);
}

.exchange-currency-trigger[aria-expanded="true"] svg {
  transform: rotate(180deg);
  color: var(--ex-violet);
}

/* Dropdown panel */
.exchange-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  margin-top: 4px;
  background: #fff;
  border: 1px solid var(--ex-border);
  border-radius: 14px;
  box-shadow: 0 12px 40px rgba(15, 23, 42, 0.15);
  z-index: 20;
  max-height: 280px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.exchange-dropdown-search {
  flex-shrink: 0;
  padding: 0.5rem;
  border-bottom: 1px solid var(--ex-border);
}

.exchange-dropdown-search input {
  width: 100%;
  padding: 0.5rem 0.75rem 0.5rem 2rem;
  font-size: 0.9375rem;
  font-family: var(--ex-font);
  color: var(--ex-text);
  background: #f8fafc;
  border: 1px solid var(--ex-border);
  border-radius: 10px;
  transition: border-color var(--ex-transition);
}

.exchange-dropdown-search input:focus {
  outline: none;
  border-color: var(--ex-violet);
}

.exchange-dropdown-list {
  flex: 1;
  overflow-y: auto;
  padding: 0.25rem;
  max-height: 220px;
}

.exchange-dropdown-option {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  font-size: 0.9375rem;
  font-family: var(--ex-font);
  color: var(--ex-text);
  background: transparent;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  width: 100%;
  text-align: left;
  transition: background var(--ex-transition);
}

.exchange-dropdown-option:hover {
  background: rgba(108, 59, 255, 0.08);
}

.exchange-dropdown-option[aria-selected="true"] {
  background: rgba(108, 59, 255, 0.12);
  font-weight: 600;
}

.exchange-dropdown-option .exchange-currency-flag {
  font-size: 1.125rem;
}

.exchange-currency-name {
  color: var(--ex-muted);
  font-weight: 400;
  font-size: 0.8125rem;
  margin-left: 0.25rem;
}

/* Swap: minimal icon between blocks (Jeton-style) */
.exchange-swap-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0.25rem 0;
  padding: 0;
}

.exchange-swap-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  background: linear-gradient(135deg, var(--ex-violet) 0%, var(--ex-violet-end) 100%);
  border: none;
  border-radius: 50%;
  color: #fff;
  cursor: pointer;
  transition: transform var(--ex-transition), box-shadow var(--ex-transition);
  flex-shrink: 0;
}

/* Minimal swap (Jeton-style: small arrow between cards) */
.exchange-swap-btn--minimal {
  width: 36px;
  height: 36px;
  background: transparent;
  color: var(--ex-violet);
}

.exchange-swap-btn--minimal:hover:not(:disabled) {
  transform: none;
  background: rgba(108, 59, 255, 0.1);
  box-shadow: none;
}

.exchange-swap-btn--minimal svg {
  width: 20px;
  height: 20px;
}

.exchange-swap-btn:hover:not(:disabled) {
  transform: rotate(180deg);
  box-shadow: 0 4px 16px rgba(108, 59, 255, 0.4);
}

.exchange-swap-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.exchange-swap-btn svg {
  width: 22px;
  height: 22px;
  transition: transform var(--ex-transition);
}

@keyframes exchange-swap-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(180deg); }
}

.exchange-swap-btn.is-swapping svg {
  animation: exchange-swap-spin 250ms ease;
}

/* Result amount inside TO block */
.exchange-result-wrap {
  margin-top: 1rem;
  padding: 1rem;
  background: rgba(108, 59, 255, 0.06);
  border-radius: 14px;
  border: 1px solid rgba(108, 59, 255, 0.12);
}

.exchange-result-label {
  font-size: 0.8125rem;
  color: var(--ex-muted);
  margin-bottom: 0.25rem;
}

.exchange-result-amount {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--ex-violet);
}

.exchange-result-amount.loading {
  color: var(--ex-muted);
}

.exchange-result-amount.error {
  color: #dc2626;
  font-size: 0.9375rem;
  font-weight: 600;
}

/* Note under card */
.exchange-note {
  font-size: 0.8125rem;
  color: var(--ex-muted);
  margin: 1.25rem auto 0;
  max-width: 520px;
  line-height: 1.5;
}

/* CTA button */
.exchange-cta-wrap {
  margin-top: 1.5rem;
}

.exchange-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 2rem;
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--ex-font);
  color: #fff;
  background: linear-gradient(135deg, var(--ex-violet) 0%, var(--ex-violet-end) 100%);
  border: none;
  border-radius: 14px;
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(108, 59, 255, 0.35);
  transition: transform var(--ex-transition), box-shadow var(--ex-transition);
}

.exchange-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(108, 59, 255, 0.4);
}

.exchange-cta:focus-visible {
  outline: 2px solid var(--ex-violet);
  outline-offset: 2px;
}

/* Exchange page: live rate, timestamp, fee */
.exchange-card .exchange-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--ex-border);
  font-size: 0.8125rem;
  color: var(--ex-muted);
}

.exchange-card .exchange-meta span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

/* Larger card on exchange page */
.exchange-section.exchange-page .exchange-card {
  max-width: 560px;
  padding: 2rem;
}

.exchange-section.exchange-page .exchange-block {
  padding: 1.25rem 1.5rem;
}