*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --color-bg: #f5f5f5;
  --color-surface: #ffffff;
  --color-text: #1a1a1a;
  --color-text-secondary: #666;
  --color-primary: #1976d2;
  --color-positive: #2e7d32;
  --color-negative: #c62828;
  --border-radius: 8px;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
}

.pnl-cell {
  text-align: right;
}
.positive {
  color: var(--color-positive);
}
.negative {
  color: var(--color-negative);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
}

a {
  color: var(--color-primary);
  text-decoration: none;
}

@keyframes shimmer {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

.skeleton {
  background: linear-gradient(90deg, var(--color-bg) 25%, #f0f0f0 50%, var(--color-bg) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
  border-radius: 4px;
}

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

.loading-spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-bg);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: loading-spin 0.8s linear infinite;
}

.table-container {
  position: relative;
}

.table-loading-overlay {
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.65);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 12px;
  transition: opacity 0.2s ease;
  z-index: 1;
}

.broker-account__workspace {
  display: grid;
  grid-template-columns: minmax(150px, 190px) minmax(0, 1fr);
  gap: 24px;
}

.broker-account__navigation {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.broker-account__link {
  padding: 10px 12px;
  border-radius: var(--border-radius);
  color: var(--color-text-secondary);
}

.broker-account__link.is-active,
.broker-account__link[aria-current='page'] {
  background: color-mix(in srgb, var(--color-primary) 10%, transparent);
  color: var(--color-primary);
  font-weight: 700;
}

.broker-account__link:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}

.broker-account__content {
  min-width: 0;
}

.broker-overview {
  display: grid;
  gap: 24px;
}

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

.broker-overview__card,
.broker-allocation {
  padding: 16px;
  border: 1px solid #e0e0e0;
  border-radius: var(--border-radius);
  background: var(--color-surface);
}

.broker-overview__card {
  display: grid;
  align-content: start;
  gap: 8px;
}

.broker-overview__label,
.broker-overview__card > span {
  color: var(--color-text-secondary);
}

.broker-overview__total {
  font-size: 24px;
}

.broker-overview__cash,
.broker-allocation ul {
  list-style: none;
  display: grid;
  gap: 8px;
}

.broker-overview__cash li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.broker-overview__asset-link {
  color: var(--color-text);
}

.broker-overview__asset-title {
  color: var(--color-primary);
  font-size: 18px;
}

.broker-overview__asset-link:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--color-primary) 35%, transparent);
  outline-offset: 2px;
}

.broker-allocation {
  display: flex;
  align-items: center;
  gap: 20px;
}

.broker-allocation svg {
  width: 160px;
  max-width: 40%;
  flex: 0 0 auto;
}

.broker-allocation figcaption {
  display: grid;
  gap: 12px;
}

.broker-allocation li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.broker-allocation__swatch {
  width: 12px;
  height: 12px;
  border: 1px solid color-mix(in srgb, var(--color-text) 20%, transparent);
  border-radius: 2px;
  flex: 0 0 auto;
}

.broker-allocation__negative {
  color: var(--color-negative);
}

@media (max-width: 720px) {
.broker-account__header {
  padding: 0 0 8px;
}

.broker-account__workspace {
    gap: 16px;
    grid-template-columns: minmax(0, 1fr);
  }

  .broker-account__navigation {
    flex-direction: row;
    overflow-x: auto;
    scrollbar-width: thin;
  }

  .broker-account__link {
    flex: none;
    white-space: nowrap;
  }

  .broker-overview__summary,
  .broker-overview__assets {
    grid-template-columns: 1fr;
  }

  .broker-allocation {
    align-items: stretch;
    flex-direction: column;
  }

  .broker-allocation svg {
    max-width: 180px;
    width: 100%;
    align-self: center;
  }
}

.broker-operations__toolbar {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}

.broker-operations__toolbar label {
  display: grid;
  gap: 6px;
  color: var(--color-text-secondary);
  font-size: 13px;
}

.broker-operations__toolbar select {
  min-width: 240px;
  padding: 8px 10px;
  border: 1px solid #d8d8d8;
  border-radius: var(--border-radius);
  background: var(--color-surface);
  color: var(--color-text);
}

.broker-operations__toolbar select:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--color-primary) 35%, transparent);
  outline-offset: 2px;
}

@media (max-width: 720px) {
  .broker-operations__toolbar {
    align-items: stretch;
    flex-direction: column;
  }
  .broker-operations__toolbar select {
    width: 100%;
    min-width: 0;
  }
}