.options-page {
  align-items: stretch;
  background: #f7f8fa;
  color: #222;
}

.options-page,
.options-page * {
  box-sizing: border-box;
}

.options-page nav {
  box-sizing: border-box;
  max-width: none;
  padding: 1em max(1em, calc((100% - 1080px) / 2));
}

.options-page .nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75em 1.25em;
  margin: 0;
  padding: 0;
}

.options-page .nav-links li {
  margin-left: 0;
}

.options-page .nav-links a[aria-current="page"] {
  color: #9fe4b6;
  font-weight: 700;
}

.options-layout {
  flex: 1;
  width: 100%;
}

.side-ad {
  display: none;
}

.side-ad-label {
  color: #8a9099;
  font-size: 0.65rem;
  letter-spacing: 0.04em;
  line-height: 1;
  text-align: center;
  text-transform: uppercase;
}

.side-ad-unit {
  display: block;
  height: 600px;
  overflow: hidden;
  width: 160px;
}

.options-shell {
  box-sizing: border-box;
  flex: 1;
  margin: 2.25em auto 3em;
  max-width: 920px;
  padding: 0 1em;
  width: 100%;
}

.options-header {
  align-items: flex-end;
  display: flex;
  gap: 1.5em;
  justify-content: space-between;
  margin-bottom: 1.25em;
}

.eyebrow,
.intro,
.metric-label,
.dashboard-section h2 {
  color: #667085;
}

.eyebrow {
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  margin: 0 0 0.4em;
  text-transform: uppercase;
}

.options-header h1 {
  font-size: clamp(1.8rem, 4vw, 2.2rem);
  margin: 0;
}

.intro {
  margin: 0.55em 0 0;
}

.refresh-button {
  background: #333;
  border: 1px solid #333;
  border-radius: 5px;
  color: #fff;
  cursor: pointer;
  font: inherit;
  padding: 0.65em 1em;
  white-space: nowrap;
}

.refresh-button:hover,
.refresh-button:focus-visible {
  background: #4c4c4c;
}

.refresh-button:disabled {
  cursor: wait;
  opacity: 0.65;
}

.load-error {
  background: #fff2f2;
  border: 1px solid #e6a4a4;
  border-radius: 5px;
  color: #8d2525;
  margin-bottom: 1em;
  padding: 0.8em 1em;
}

.dashboard-card {
  background: #fff;
  border: 1px solid #dfe3e8;
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(31, 35, 41, 0.08);
  overflow: hidden;
}

.dashboard-hero,
.dashboard-section,
.dashboard-footer {
  padding: 1.35em 1.5em;
}

.dashboard-hero {
  align-items: flex-start;
  border-bottom: 1px solid #e4e7eb;
  display: flex;
  gap: 1.5em;
  justify-content: space-between;
}

.dashboard-section {
  border-bottom: 1px solid #e4e7eb;
}

.dashboard-section h2 {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  margin: 0 0 1em;
  text-transform: uppercase;
}

.metric-label {
  font-size: 0.8rem;
  line-height: 1.35;
  margin: 0;
}

.hero-price,
.hero-value,
.volume-value,
.metric-value {
  color: #222;
  font-weight: 700;
  margin: 0.25em 0 0;
}

.hero-price {
  font-size: clamp(2rem, 6vw, 2.5rem);
}

.hero-value {
  font-size: 1.15rem;
}

.expiry-block {
  text-align: right;
}

.metric-grid,
.relative-grid {
  display: grid;
  gap: 0.7em;
}

.metric-grid-three,
.relative-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.metric-grid-four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.metric-card {
  background: #f8f9fb;
  border: 1px solid #e4e7eb;
  border-radius: 5px;
  min-width: 0;
  padding: 0.9em;
}

.metric-value {
  font-size: 1.25rem;
}

.split-row {
  align-items: center;
  display: grid;
  gap: 0.8em;
  grid-template-columns: 135px minmax(0, 1fr) 125px;
  margin: 1em 0;
}

.split-row:first-child {
  margin-top: 0;
}

.split-row:last-child {
  margin-bottom: 0;
}

.split-label {
  color: #475467;
  font-size: 0.85rem;
}

.split-bar {
  background: #e6e9ee;
  border-radius: 999px;
  display: flex;
  height: 0.6rem;
  overflow: hidden;
}

.split-call {
  background: #39a866;
}

.split-put {
  background: #dc5962;
}

.split-values {
  color: #667085;
  font-size: 0.78rem;
  text-align: right;
  white-space: nowrap;
}

.split-values strong {
  color: #222;
}

.volume-heading {
  align-items: baseline;
  display: flex;
  justify-content: space-between;
}

.volume-heading h2 {
  margin-bottom: 0.2em;
}

.volume-value {
  font-size: 1.8rem;
}

.dashboard-footer {
  color: #667085;
  display: flex;
  flex-wrap: wrap;
  font-size: 0.75rem;
  gap: 0.5em 1.25em;
  justify-content: space-between;
}

.dashboard-footer strong {
  color: #222;
}

.site-footer {
  margin-top: auto;
}

@media (min-width: 1280px) {
  .options-layout {
    display: grid;
    gap: 12px;
    grid-template-columns: 160px minmax(0, 920px) 160px;
    margin: 0 auto;
    max-width: 1264px;
    width: calc(100% - 16px);
  }

  .side-ad {
    align-items: center;
    align-self: start;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    margin-top: 2.25em;
    position: relative;
    width: 160px;
  }
}

@media (max-width: 720px) {
  .options-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .refresh-button {
    width: 100%;
  }

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

  .split-row {
    grid-template-columns: 100px minmax(0, 1fr);
  }

  .split-values {
    grid-column: 2;
    text-align: left;
  }
}

@media (max-width: 520px) {
  .options-page nav {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.75em;
  }

  .options-page .nav-links {
    gap: 0.5em 0.9em;
  }

  .dashboard-hero,
  .dashboard-section,
  .dashboard-footer {
    padding-left: 1em;
    padding-right: 1em;
  }

  .dashboard-hero {
    flex-direction: column;
  }

  .expiry-block {
    text-align: left;
  }

  .metric-grid-three,
  .metric-grid-four,
  .relative-grid {
    grid-template-columns: 1fr;
  }

  .split-row {
    grid-template-columns: 1fr;
    gap: 0.45em;
  }

  .split-values {
    grid-column: auto;
  }
}