:root {
  --aqua-primary: #0284c7;
  --aqua-primary-hover: #0369a1;
  --aqua-bg-card: #ffffff;
  --aqua-border: #e2e8f0;
  --aqua-text-main: #0f172a;
  --aqua-text-muted: #64748b;
  --aqua-pill-bg: #f1f5f9;
  --aqua-pill-hover: #e2e8f0;
  --aqua-result-bg: #f8fafc;
  --aqua-pass-bg: #dcfce7;
  --aqua-pass-border: #86efac;
  --aqua-pass-text: #166534;
  --aqua-warn-bg: #fef3c7;
  --aqua-warn-border: #fde68a;
  --aqua-warn-text: #92400e;
  --aqua-err-bg: #fee2e2;
  --aqua-err-border: #fca5a5;
  --aqua-err-text: #991b1b;
}

.aqua-tool-container {
  max-width: 880px;
  margin: 0 auto 3rem auto;
  font-family: inherit;
  color: var(--aqua-text-main);
}

.aqua-input-card {
  background: var(--aqua-bg-card);
  border: 1px solid var(--aqua-border);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.aqua-presets-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--aqua-border);
}

.aqua-presets-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--aqua-text-muted);
}

.aqua-pill-btn {
  background: var(--aqua-pill-bg);
  border: 1px solid var(--aqua-border);
  color: var(--aqua-text-main);
  border-radius: 9999px;
  padding: 0.25rem 0.65rem;
  font-size: 0.75rem;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.aqua-pill-btn:hover {
  background: var(--aqua-pill-hover);
  border-color: var(--aqua-primary);
}

.aqua-tank-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

@media (max-width: 640px) {
  .aqua-tank-grid {
    grid-template-columns: 1fr;
  }
}

.aqua-dim-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0.5rem;
}

.aqua-field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
  color: var(--aqua-text-main);
}

.aqua-field select,
.aqua-field input {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--aqua-border);
  border-radius: 8px;
  background: var(--aqua-bg-card);
  color: var(--aqua-text-main);
  font-size: 0.95rem;
  box-sizing: border-box;
}

.aqua-env-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

@media (max-width: 640px) {
  .aqua-env-grid {
    grid-template-columns: 1fr;
  }
}

.aqua-fish-section {
  margin-bottom: 1.5rem;
}

.aqua-fish-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.aqua-section-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0;
  color: var(--aqua-text-main);
}

.aqua-add-btn {
  background: var(--aqua-pill-bg);
  border: 1px solid var(--aqua-border);
  color: var(--aqua-primary);
  border-radius: 6px;
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
}

.aqua-add-btn:hover {
  background: var(--aqua-pill-hover);
}

.aqua-fish-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.aqua-fish-row {
  display: grid;
  grid-template-columns: 2fr 130px 130px 80px 36px;
  gap: 0.75rem;
  align-items: center;
  background: var(--aqua-pill-bg);
  border: 1px solid var(--aqua-border);
  padding: 0.6rem 0.75rem;
  border-radius: 8px;
}

@media (max-width: 700px) {
  .aqua-fish-row {
    grid-template-columns: 1fr 1fr;
  }
}

.aqua-species-name {
  padding: 0.45rem 0.6rem;
  border: 1px solid var(--aqua-border);
  border-radius: 6px;
  background: var(--aqua-bg-card);
  color: var(--aqua-text-main);
  font-size: 0.875rem;
}

.aqua-param-wrap,
.aqua-qty-wrap {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.8rem;
  color: var(--aqua-text-muted);
}

.aqua-adult-size,
.aqua-fish-qty {
  width: 100%;
  padding: 0.45rem 0.5rem;
  border: 1px solid var(--aqua-border);
  border-radius: 6px;
  background: var(--aqua-bg-card);
  color: var(--aqua-text-main);
  font-size: 0.875rem;
}

.aqua-bioload-level {
  padding: 0.45rem 0.5rem;
  border: 1px solid var(--aqua-border);
  border-radius: 6px;
  background: var(--aqua-bg-card);
  color: var(--aqua-text-main);
  font-size: 0.875rem;
}

.aqua-remove-btn {
  background: transparent;
  border: none;
  font-size: 1.25rem;
  color: var(--aqua-text-muted);
  cursor: pointer;
  line-height: 1;
}

.aqua-remove-btn:hover {
  color: #ef4444;
}

.aqua-action-row {
  display: flex;
  gap: 0.75rem;
}

.aqua-primary-btn {
  flex: 2;
  background: var(--aqua-primary);
  color: #ffffff;
  border: none;
  border-radius: 8px;
  padding: 0.85rem 1.5rem;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.05s ease;
}

.aqua-primary-btn:hover {
  background: var(--aqua-primary-hover);
}

.aqua-secondary-btn {
  background: var(--aqua-pill-bg);
  color: var(--aqua-text-main);
  border: 1px solid var(--aqua-border);
  border-radius: 8px;
  padding: 0.85rem 1.25rem;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
}

.aqua-results-card {
  background: var(--aqua-result-bg);
  border: 1px solid var(--aqua-border);
  border-radius: 12px;
  padding: 1.75rem;
}

.aqua-status-banner {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  border-radius: 8px;
  border: 1px solid transparent;
  margin-bottom: 1.5rem;
}

.aqua-status-pass {
  background: var(--aqua-pass-bg);
  border-color: var(--aqua-pass-border);
  color: var(--aqua-pass-text);
}

.aqua-status-warn {
  background: var(--aqua-warn-bg);
  border-color: var(--aqua-warn-border);
  color: var(--aqua-warn-text);
}

.aqua-status-err {
  background: var(--aqua-err-bg);
  border-color: var(--aqua-err-border);
  color: var(--aqua-err-text);
}

.aqua-status-icon {
  font-size: 1.4rem;
  line-height: 1;
}

.aqua-status-content strong {
  display: block;
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.aqua-status-content p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.4;
}

.aqua-metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--aqua-border);
  margin-bottom: 1.5rem;
}

@media (max-width: 640px) {
  .aqua-metrics-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.aqua-metric-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.aqua-metric-label {
  font-size: 0.75rem;
  color: var(--aqua-text-muted);
}

.aqua-metric-val {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--aqua-text-main);
}

.aqua-gauge-section {
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--aqua-border);
  margin-bottom: 1.5rem;
}

.aqua-gauge-header {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--aqua-text-main);
  margin-bottom: 0.5rem;
}

.aqua-gauge-bar {
  position: relative;
  height: 16px;
  background: var(--aqua-border);
  border-radius: 9999px;
  overflow: hidden;
  margin-bottom: 0.4rem;
}

.aqua-gauge-fill {
  height: 100%;
  border-radius: 9999px;
  transition: width 0.2s ease;
}

.aqua-fill-pass { background: #16a34a; }
.aqua-fill-warn { background: #f59e0b; }
.aqua-fill-err { background: #dc2626; }

.aqua-gauge-limit {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 3px;
  background: #0f172a;
}

.aqua-gauge-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--aqua-text-muted);
}

.aqua-limit-text {
  font-weight: 700;
  color: var(--aqua-text-main);
}

.aqua-advice-title {
  font-size: 0.95rem;
  font-weight: 700;
  margin: 0 0 0.5rem 0;
  color: var(--aqua-text-main);
}

.aqua-advice-list {
  margin: 0;
  padding-left: 1.25rem;
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--aqua-text-muted);
}

.aqua-advice-list li {
  margin-bottom: 0.35rem;
}

.aqua-advice-list strong {
  color: var(--aqua-text-main);
}

.aqua-ad {
  overflow: hidden;
  min-height: 280px;
  margin: 32px 0;
  text-align: center;
}
/* tf:dark-palette — generated by migrate_chrome.py */
/* Neutrals inherit the shared chrome tokens so all tools share one
   ground; brand hues are kept and lightened, never inverted. */
[data-theme="dark"] {
  --aqua-primary: #81bcda;
  --aqua-primary-hover: #69aed4;
  --aqua-bg-card: var(--tf-surface);
  --aqua-border: var(--tf-surface);
  --aqua-text-main: var(--tf-ink);
  --aqua-text-muted: var(--tf-ink-faint);
  --aqua-pill-bg: var(--tf-surface);
  --aqua-pill-hover: var(--tf-surface);
  --aqua-result-bg: var(--tf-surface);
  --aqua-pass-bg: var(--tf-surface);
  --aqua-pass-border: #81daa1;
  --aqua-pass-text: #59cf86;
  --aqua-warn-bg: var(--tf-surface);
  --aqua-warn-border: #dac881;
  --aqua-warn-text: #d38f66;
  --aqua-err-bg: var(--tf-surface);
  --aqua-err-border: #da8181;
  --aqua-err-text: #d77676;
}