:root {
  color-scheme: dark;
  --bg: oklch(0.16 0.035 275);
  --bg-deep: oklch(0.12 0.025 272);
  --panel: oklch(0.21 0.045 278 / 92%);
  --panel-solid: oklch(0.21 0.045 278);
  --panel-strong: oklch(0.18 0.05 278);
  --text: oklch(0.96 0.012 240);
  --muted: oklch(0.76 0.03 250);
  --line: oklch(1 0 0 / 13%);
  --line-strong: oklch(1 0 0 / 20%);
  --indigo: oklch(0.30 0.15 268);
  --violet: oklch(0.48 0.23 295);
  --azure: oklch(0.70 0.16 225);
  --cyan: oklch(0.79 0.15 210);
  --mint: oklch(0.82 0.14 175);
  --ember: oklch(0.75 0.18 55);
  --ember-light: oklch(0.82 0.16 70);
  --danger: oklch(0.76 0.16 15);
  --shadow: 0 24px 70px oklch(0.06 0.04 280 / 45%);
  --radius: 20px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  scroll-behavior: smooth;
}

body {
  background: var(--bg-deep);
  color: var(--text);
  margin: 0;
  min-width: 320px;
}

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

button:disabled,
input:disabled,
select:disabled {
  cursor: not-allowed;
  opacity: 0.58;
}

:focus-visible {
  outline: 3px solid color-mix(in oklab, var(--cyan) 72%, transparent);
  outline-offset: 3px;
}

.app-shell {
  background:
    radial-gradient(80% 48% at 8% 1%, color-mix(in oklab, var(--azure) 45%, transparent), transparent 72%),
    radial-gradient(74% 45% at 88% 4%, color-mix(in oklab, var(--violet) 58%, transparent), transparent 72%),
    linear-gradient(160deg, var(--indigo) 0%, var(--violet) 26%, var(--bg) 62%, var(--bg-deep) 100%);
  min-height: 100vh;
  overflow: hidden;
  position: relative;
}

.app-shell::before {
  background-image:
    radial-gradient(circle, color-mix(in oklab, var(--azure) 55%, transparent) 0 1px, transparent 1.7px),
    radial-gradient(circle, color-mix(in oklab, var(--ember) 50%, transparent) 0 1px, transparent 1.7px),
    linear-gradient(115deg, transparent 49.86%, color-mix(in oklab, var(--azure) 10%, transparent) 50%, transparent 50.14%);
  background-position: 12px 18px, 62px 39px, 0 0;
  background-size: 92px 92px, 127px 127px, 210px 210px;
  content: "";
  inset: 0;
  opacity: 0.55;
  pointer-events: none;
  position: absolute;
}

.container {
  margin-inline: auto;
  max-width: 1180px;
  padding-inline: 28px;
  position: relative;
  width: 100%;
  z-index: 1;
}

.topbar {
  align-items: center;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  min-height: 74px;
}

.brand {
  align-items: center;
  color: var(--text);
  display: inline-flex;
  font-weight: 760;
  gap: 11px;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.brand-mark {
  align-items: center;
  background: linear-gradient(135deg, var(--cyan), var(--violet));
  border-radius: 999px;
  box-shadow: 0 0 28px color-mix(in oklab, var(--cyan) 42%, transparent);
  display: inline-flex;
  height: 38px;
  justify-content: center;
  width: 38px;
}

.source-label {
  color: var(--muted);
  font-size: 13px;
}

.page {
  display: grid;
  gap: 34px;
  padding-block: 48px 56px;
}

.hero {
  align-items: end;
  display: grid;
  gap: 34px;
  grid-template-columns: minmax(0, 1fr) minmax(390px, 0.66fr);
}

.eyebrow,
.dialog-kicker {
  align-items: center;
  background: oklch(1 0 0 / 9%);
  border: 1px solid oklch(1 0 0 / 15%);
  border-radius: 999px;
  color: oklch(0.92 0.02 250);
  display: inline-flex;
  font-size: 13px;
  gap: 8px;
  margin: 0 0 16px;
  padding: 8px 12px;
}

.hero h1 {
  font-size: clamp(42px, 6vw, 72px);
  font-weight: 820;
  letter-spacing: -0.055em;
  line-height: 0.98;
  margin: 0;
  max-width: 720px;
  text-wrap: balance;
}

.hero h1 span {
  background: linear-gradient(95deg, var(--ember), var(--ember-light));
  background-clip: text;
  color: transparent;
}

.hero-text {
  color: var(--muted);
  font-size: clamp(16px, 2vw, 19px);
  line-height: 1.58;
  margin: 18px 0 0;
  max-width: 650px;
}

.date-panel {
  display: grid;
  gap: 10px;
}

.date-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.date-note,
.section-note,
.converter-footer p,
.result-note {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
  margin: 0;
}

.date-note {
  text-align: right;
}

.field {
  display: grid;
  gap: 8px;
  min-width: 0;
}

.field > span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.02em;
}

input,
select {
  background: oklch(0.11 0.035 275 / 82%);
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  color: var(--text);
  min-height: 50px;
  min-width: 0;
  padding: 0 15px;
  width: 100%;
}

input:focus,
select:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--cyan) 15%, transparent);
  outline: none;
}

select option {
  background: var(--panel-solid);
}

.status-row {
  align-items: center;
  display: flex;
  justify-content: space-between;
  min-height: 30px;
}

.status-message {
  align-items: center;
  color: var(--muted);
  display: flex;
  font-size: 13px;
  gap: 9px;
}

.status-message.is-error {
  color: var(--danger);
}

.status-message.is-ready {
  color: var(--mint);
}

.spinner {
  animation: spin 0.8s linear infinite;
  border: 2px solid color-mix(in oklab, var(--cyan) 25%, transparent);
  border-radius: 50%;
  border-top-color: var(--cyan);
  height: 16px;
  width: 16px;
}

@keyframes spin {
  to { transform: rotate(1turn); }
}

.rates-section,
.converter-section,
.story-section {
  display: grid;
  gap: 16px;
}

.section-heading {
  align-items: end;
  display: flex;
  gap: 18px;
  justify-content: space-between;
}

.section-heading h2,
.story-section > h2 {
  font-size: clamp(21px, 3vw, 28px);
  letter-spacing: -0.025em;
  margin: 0 0 5px;
}

.story-intro {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
  margin: -8px 0 0;
}

.button {
  align-items: center;
  border-radius: 999px;
  display: inline-flex;
  font-weight: 720;
  gap: 8px;
  justify-content: center;
  min-height: 44px;
  padding: 0 17px;
  white-space: nowrap;
}

.button[hidden] {
  display: none;
}

.button-glass,
.button-quiet,
.button-add {
  background: oklch(1 0 0 / 8%);
  border: 1px solid var(--line);
  color: var(--text);
}

.button-glass:hover,
.button-quiet:hover,
.button-add:hover {
  background: oklch(1 0 0 / 13%);
}

.button-quiet {
  min-height: 40px;
  padding-inline: 14px;
}

.button-add {
  color: var(--cyan);
}

.button-ember {
  background: linear-gradient(100deg, var(--ember), var(--ember-light));
  border: 0;
  box-shadow: 0 12px 30px color-mix(in oklab, var(--ember) 28%, transparent);
  color: oklch(0.18 0.03 265);
}

.button-ember:hover {
  filter: brightness(1.06);
}

.rate-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.rate-card {
  background: linear-gradient(158deg, oklch(0.26 0.075 276 / 94%), oklch(0.15 0.045 276 / 96%));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: inset 0 1px 0 oklch(1 0 0 / 5%);
  display: grid;
  gap: 10px;
  min-width: 0;
  padding: 18px 14px 13px;
  text-align: center;
}

.rate-card.is-selected {
  border-color: color-mix(in oklab, var(--cyan) 58%, transparent);
  box-shadow: 0 0 0 2px color-mix(in oklab, var(--cyan) 11%, transparent), inset 0 1px 0 oklch(1 0 0 / 6%);
}

.rate-name {
  align-items: center;
  display: flex;
  font-size: 15px;
  font-weight: 760;
  justify-content: center;
  line-height: 1.25;
  min-height: 38px;
  text-wrap: balance;
}

.rate-code {
  color: var(--cyan);
  font-size: 11px;
  font-weight: 760;
  letter-spacing: 0.08em;
}

.rate-compare {
  display: grid;
  gap: 8px;
}

.rate-point {
  display: grid;
  gap: 4px;
}

.rate-date {
  color: var(--muted);
  font-size: 10px;
}

.rate-old,
.rate-current,
.rate-change {
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.rate-old {
  color: oklch(0.88 0.02 250);
  font-size: 17px;
  font-weight: 700;
}

.rate-current {
  font-size: clamp(25px, 3vw, 34px);
  font-weight: 820;
  letter-spacing: -0.04em;
  line-height: 1;
}

.rate-arrow {
  color: var(--cyan);
  height: 10px;
  line-height: 10px;
}

.rate-change {
  color: var(--mint);
  font-size: 11px;
}

.rate-change.down {
  color: oklch(0.79 0.13 10);
}

.rate-unavailable {
  color: var(--muted);
  font-size: 13px;
  min-height: 142px;
  place-items: center;
}

.story-trigger {
  align-items: center;
  background: transparent;
  border: 0;
  color: oklch(0.78 0.04 250);
  display: inline-flex;
  font-size: 11px;
  gap: 5px;
  justify-content: center;
  min-height: 34px;
  padding: 0 4px;
  text-decoration: underline;
  text-decoration-color: oklch(0.78 0.04 250 / 40%);
  text-underline-offset: 3px;
}

.story-trigger:hover,
.rate-card.is-selected .story-trigger {
  color: var(--cyan);
}

.converter-card {
  background: oklch(0.10 0.033 275 / 78%);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: var(--shadow);
  display: grid;
  gap: 18px;
  padding: 22px;
}

.converter-controls {
  align-items: end;
  display: grid;
  gap: 12px;
  grid-template-columns: 1.3fr 1fr 48px 1fr;
}

.swap-button {
  align-items: center;
  background: oklch(1 0 0 / 8%);
  border: 1px solid var(--line);
  border-radius: 14px;
  color: var(--text);
  display: flex;
  font-size: 20px;
  height: 50px;
  justify-content: center;
  width: 48px;
}

.swap-button:hover {
  background: oklch(1 0 0 / 13%);
}

.result-panel {
  align-items: center;
  background:
    linear-gradient(120deg, color-mix(in oklab, var(--azure) 22%, transparent), color-mix(in oklab, var(--violet) 24%, transparent)),
    var(--panel-strong);
  border: 1px solid color-mix(in oklab, var(--cyan) 30%, transparent);
  border-radius: 20px;
  display: grid;
  gap: 20px;
  grid-template-columns: minmax(0, 1fr) auto;
  padding: 20px 22px;
}

.result-copy {
  min-width: 0;
}

.result-label {
  color: var(--muted);
  font-size: 13px;
  margin: 0 0 7px;
}

.result-value {
  font-size: clamp(38px, 6vw, 64px);
  font-variant-numeric: tabular-nums;
  font-weight: 820;
  letter-spacing: -0.055em;
  line-height: 0.98;
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.result-value.is-updating {
  animation: result-pop 460ms ease;
}

@keyframes result-pop {
  0% { filter: brightness(0.78); transform: translateY(4px); }
  60% { filter: drop-shadow(0 0 14px color-mix(in oklab, var(--cyan) 68%, transparent)); }
  100% { filter: none; transform: translateY(0); }
}

.result-note {
  margin-top: 8px;
}

.third-currency {
  align-items: end;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 14px;
  grid-template-columns: minmax(0, 240px) minmax(0, 1fr) auto;
  padding-top: 18px;
}

.third-currency[hidden] {
  display: none;
}

.third-result {
  align-items: baseline;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  min-height: 50px;
  padding-block: 14px;
}

.third-result strong {
  font-size: 24px;
  font-variant-numeric: tabular-nums;
}

.converter-footer {
  align-items: center;
  display: flex;
  gap: 16px;
  justify-content: space-between;
}

.story-card {
  align-items: center;
  background:
    linear-gradient(115deg, color-mix(in oklab, var(--azure) 14%, transparent), color-mix(in oklab, var(--violet) 17%, transparent)),
    var(--panel-solid);
  border: 1px solid color-mix(in oklab, var(--cyan) 28%, transparent);
  border-radius: 20px;
  display: grid;
  gap: 18px;
  grid-template-columns: auto minmax(0, 1fr) auto;
  padding: 20px;
  scroll-margin-block: 24px;
}

.story-card.is-updating {
  animation: story-shift 360ms ease;
}

@keyframes story-shift {
  from { opacity: 0.62; transform: translateY(5px); }
  to { opacity: 1; transform: translateY(0); }
}

.story-icon {
  align-items: center;
  background: linear-gradient(135deg, color-mix(in oklab, var(--cyan) 30%, transparent), color-mix(in oklab, var(--violet) 42%, transparent));
  border-radius: 15px;
  display: flex;
  font-size: 20px;
  height: 52px;
  justify-content: center;
  width: 52px;
}

.story-copy {
  min-width: 0;
}

.story-kicker {
  color: var(--cyan);
  font-size: 11px;
  font-weight: 780;
  letter-spacing: 0.08em;
  margin: 0;
  text-transform: uppercase;
}

.story-copy h3 {
  font-size: 20px;
  margin: 4px 0 6px;
}

.story-copy > p:last-child {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
  margin: 0;
  max-width: 640px;
}

.story-meta {
  display: grid;
  gap: 9px;
  grid-template-columns: repeat(3, auto);
  margin: 0;
}

.story-meta div {
  border-left: 1px solid var(--line);
  display: grid;
  gap: 3px;
  min-width: 86px;
  padding-left: 14px;
}

.story-meta dt {
  color: var(--muted);
  font-size: 10px;
}

.story-meta dd {
  font-size: 13px;
  font-weight: 760;
  margin: 0;
}

.footer {
  align-items: center;
  border-top: 1px solid var(--line);
  color: color-mix(in oklab, var(--muted) 76%, transparent);
  display: flex;
  font-size: 12px;
  gap: 18px;
  justify-content: space-between;
  min-height: 78px;
}

.currency-dialog {
  background: transparent;
  border: 0;
  color: var(--text);
  max-height: min(84vh, 760px);
  max-width: 650px;
  padding: 0;
  width: calc(100% - 32px);
}

.currency-dialog::backdrop {
  background: oklch(0.06 0.03 275 / 74%);
  backdrop-filter: blur(7px);
}

.dialog-content {
  background:
    radial-gradient(90% 70% at 100% 0%, color-mix(in oklab, var(--violet) 28%, transparent), transparent 70%),
    var(--panel-solid);
  border: 1px solid var(--line-strong);
  border-radius: 24px;
  box-shadow: var(--shadow);
  display: grid;
  gap: 18px;
  max-height: min(84vh, 760px);
  overflow: hidden;
  padding: 24px;
}

.dialog-heading {
  align-items: start;
  display: flex;
  gap: 16px;
  justify-content: space-between;
}

.dialog-heading h2 {
  font-size: 28px;
  letter-spacing: -0.03em;
  margin: 0;
}

.dialog-heading p:not(.dialog-kicker) {
  color: var(--muted);
  font-size: 13px;
  margin: 6px 0 0;
}

.dialog-kicker {
  color: var(--cyan);
  margin-bottom: 8px;
  padding-block: 5px;
}

.dialog-close {
  align-items: center;
  background: oklch(1 0 0 / 7%);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text);
  display: flex;
  flex: 0 0 auto;
  font-size: 25px;
  height: 42px;
  justify-content: center;
  width: 42px;
}

.currency-options {
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-height: 330px;
  overflow: auto;
  padding-right: 4px;
}

.currency-option {
  align-items: center;
  background: oklch(1 0 0 / 5%);
  border: 1px solid var(--line);
  border-radius: 14px;
  display: grid;
  gap: 10px;
  grid-template-columns: auto minmax(0, 1fr);
  min-height: 58px;
  padding: 10px 12px;
}

.currency-option:hover {
  background: oklch(1 0 0 / 9%);
}

.currency-option input {
  accent-color: var(--ember);
  height: 20px;
  min-height: 0;
  padding: 0;
  width: 20px;
}

.currency-option span {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.currency-option strong,
.currency-option small {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.currency-option strong {
  font-size: 13px;
}

.currency-option small {
  color: var(--muted);
  font-size: 11px;
}

.dialog-error {
  color: var(--danger);
  font-size: 12px;
  margin: 0;
  min-height: 18px;
}

.dialog-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

.fallback-dialog {
  max-width: 530px;
}

.fallback-content {
  text-align: center;
}

.fallback-content h2 {
  font-size: clamp(23px, 5vw, 31px);
  margin: 6px 0 10px;
}

.fallback-content > p:not(.dialog-kicker) {
  color: var(--muted);
  line-height: 1.6;
  margin: 0 auto;
  max-width: 430px;
}

.fallback-icon {
  align-items: center;
  background: linear-gradient(135deg, var(--cyan), var(--violet));
  border-radius: 50%;
  box-shadow: 0 12px 30px color-mix(in oklab, var(--violet) 36%, transparent);
  display: flex;
  font-family: Georgia, serif;
  font-size: 24px;
  font-weight: 800;
  height: 54px;
  justify-content: center;
  margin: 0 auto 14px;
  width: 54px;
}

.fallback-actions {
  justify-content: center;
  margin-top: 24px;
}

.status-message.is-notice {
  color: var(--ember-soft);
}

noscript {
  background: var(--danger);
  color: var(--bg-deep);
  display: block;
  font-weight: 760;
  padding: 12px;
  text-align: center;
}

@media (max-width: 1000px) {
  .hero {
    align-items: stretch;
    grid-template-columns: 1fr;
  }

  .date-panel {
    max-width: 650px;
  }

  .date-note {
    text-align: left;
  }

  .rate-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .converter-controls {
    grid-template-columns: 1fr 1fr;
  }

  .swap-button {
    display: none;
  }

  .story-card {
    align-items: start;
    grid-template-columns: auto minmax(0, 1fr);
  }

  .story-meta {
    grid-column: 1 / -1;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    width: 100%;
  }
}

@media (max-width: 620px) {
  .container {
    padding-inline: 16px;
  }

  .topbar {
    min-height: 66px;
  }

  .source-label {
    display: none;
  }

  .page {
    gap: 28px;
    padding-block: 30px 42px;
  }

  .hero {
    gap: 26px;
  }

  .hero h1 {
    font-size: clamp(38px, 13vw, 52px);
  }

  .date-grid,
  .converter-controls,
  .third-currency,
  .currency-options {
    grid-template-columns: 1fr;
  }

  input,
  select {
    font-size: 16px;
  }

  .section-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .section-heading .button {
    width: 100%;
  }

  .rate-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .rate-card {
    padding-inline: 9px;
  }

  .rate-current {
    font-size: 27px;
  }

  .rate-old {
    font-size: 15px;
  }

  .converter-card {
    border-radius: 20px;
    padding: 16px;
  }

  .result-panel {
    align-items: stretch;
    grid-template-columns: 1fr;
    padding: 18px;
  }

  .result-value {
    font-size: clamp(38px, 12vw, 52px);
  }

  .result-panel .button {
    width: 100%;
  }

  .third-currency {
    align-items: stretch;
  }

  .converter-footer {
    align-items: stretch;
    flex-direction: column;
  }

  .converter-footer .button {
    width: 100%;
  }

  .story-card {
    padding: 16px;
  }

  .story-meta div {
    min-width: 0;
    padding-left: 8px;
  }

  .footer {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    padding-block: 18px;
  }

  .dialog-content {
    padding: 18px;
  }

  .fallback-actions {
    align-items: stretch;
    flex-direction: column-reverse;
  }
}

@media (max-width: 365px) {
  .rate-grid {
    grid-template-columns: 1fr;
  }

  .rate-card {
    padding-inline: 15px;
  }

  .story-card {
    grid-template-columns: 1fr;
  }

  .story-icon {
    display: none;
  }

  .story-meta {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 1ms !important;
  }
}