.virus-detail {
  --detail-primary: var(--gvv-primary, #006a60);
  --detail-primary-hover: var(--gvv-primary-hover, #00564e);
  --detail-primary-soft: var(--gvv-primary-soft, #e4f3ef);
  --detail-surface: var(--gvv-surface, #ffffff);
  --detail-surface-soft: var(--gvv-surface-soft, #f8fafb);
  --detail-text: var(--gvv-text, #17212b);
  --detail-muted: var(--gvv-muted, #637083);
  --detail-border: var(--gvv-border, #dbe2e7);
  --detail-shadow: var(--gvv-shadow-soft, 0 8px 24px rgba(22, 33, 43, 0.06));
  --detail-success: #157a55;
  --detail-success-bg: #e6f7ef;
  --detail-inactive: #8a4450;
  --detail-inactive-bg: #fbecef;

  color: var(--detail-text);
}

.virus-breadcrumb {
  margin-bottom: 1rem;
}

.virus-back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--detail-muted);
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: none;
}

.virus-back-link:hover {
  color: var(--detail-primary);
}

.virus-back-link svg {
  width: 1rem;
  height: 1rem;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.virus-detail-hero {
  position: relative;
  display: flex;
  overflow: hidden;
  align-items: stretch;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 1.25rem;
  padding: clamp(1.35rem, 3vw, 2rem);
  border: 1px solid var(--detail-border);
  border-radius: 1.15rem;
  background:
    radial-gradient(circle at top right, rgba(10, 138, 115, 0.17), transparent 22rem),
    linear-gradient(135deg, rgba(192, 225, 216, 0.23), transparent 55%),
    var(--detail-surface);
  box-shadow: var(--detail-shadow);
}

.virus-detail-hero__content {
  position: relative;
  z-index: 1;
  max-width: 58rem;
}

.virus-detail-hero__topline {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 0.8rem;
}

.virus-detail-serial {
  display: inline-flex;
  padding: 0.32rem 0.66rem;
  border: 1px solid rgba(0, 106, 96, 0.16);
  border-radius: 999px;
  color: var(--detail-primary);
  background: var(--detail-primary-soft);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.82rem;
  font-weight: 800;
}

.virus-detail-status {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.32rem 0.62rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 800;
}

.virus-detail-status__dot {
  width: 0.48rem;
  height: 0.48rem;
  border-radius: 50%;
  background: currentColor;
}

.virus-detail-status.is-active {
  color: var(--detail-success);
  background: var(--detail-success-bg);
}

.virus-detail-status.is-inactive {
  color: var(--detail-inactive);
  background: var(--detail-inactive-bg);
}

.virus-detail-title {
  margin: 0;
  color: var(--detail-text);
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 1.03;
  overflow-wrap: anywhere;
}

.virus-detail-intro {
  max-width: 52rem;
  margin: 0.9rem 0 0;
  color: var(--detail-muted);
  font-size: 1rem;
  line-height: 1.7;
}

.virus-detail-hero__accent {
  position: relative;
  display: grid;
  width: 8rem;
  min-height: 8rem;
  flex: 0 0 auto;
  place-items: center;
}

.virus-detail-hero__accent span {
  position: absolute;
  border: 1px solid rgba(0, 106, 96, 0.22);
  border-radius: 50%;
}

.virus-detail-hero__accent span:nth-child(1) {
  width: 7.5rem;
  height: 7.5rem;
}

.virus-detail-hero__accent span:nth-child(2) {
  width: 4.8rem;
  height: 4.8rem;
}

.virus-detail-hero__accent span:nth-child(3) {
  width: 1.7rem;
  height: 1.7rem;
  border: 0;
  background: var(--detail-primary);
  box-shadow:
    0 0 0 0.7rem rgba(0, 106, 96, 0.10),
    0 0 0 1.35rem rgba(0, 106, 96, 0.05);
}

.virus-detail-layout {
  display: grid;
  grid-template-columns: minmax(16rem, 0.33fr) minmax(0, 0.67fr);
  gap: 1rem;
}

.virus-detail-sidebar,
.virus-detail-main {
  display: grid;
  align-content: start;
  gap: 1rem;
}

.virus-detail-card {
  overflow: hidden;
  border: 1px solid var(--detail-border);
  border-radius: 1rem;
  background: var(--detail-surface);
  box-shadow: var(--detail-shadow);
}

.virus-detail-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 1.2rem 0.9rem;
  border-bottom: 1px solid var(--detail-border);
  background:
    linear-gradient(135deg, rgba(192, 225, 216, 0.12), transparent 50%),
    var(--detail-surface);
}

.virus-detail-card__eyebrow {
  margin: 0 0 0.25rem;
  color: var(--detail-primary);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.virus-detail-card__title {
  margin: 0;
  color: var(--detail-text);
  font-size: 1.12rem;
  font-weight: 760;
  line-height: 1.3;
}

.virus-detail-card__body {
  padding: 1.15rem 1.2rem 1.25rem;
}

.virus-detail-meta {
  margin: 0;
}

.virus-detail-meta__row {
  display: grid;
  grid-template-columns: minmax(7rem, 0.8fr) minmax(0, 1.2fr);
  gap: 1rem;
  padding: 0.95rem 1.2rem;
  border-bottom: 1px solid var(--detail-border);
}

.virus-detail-meta__row:last-child {
  border-bottom: 0;
}

.virus-detail-meta dt {
  color: var(--detail-muted);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.035em;
  text-transform: uppercase;
}

.virus-detail-meta dd {
  margin: 0;
  color: var(--detail-text);
  font-weight: 700;
  overflow-wrap: anywhere;
}

.virus-function-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.virus-function-pill {
  display: inline-flex;
  padding: 0.42rem 0.68rem;
  border: 1px solid rgba(0, 106, 96, 0.14);
  border-radius: 999px;
  color: var(--detail-primary);
  background: var(--detail-primary-soft);
  font-size: 0.8rem;
  font-weight: 750;
}

.virus-detail-muted {
  margin: 0;
  color: var(--detail-muted);
  line-height: 1.6;
}

.virus-description,
.virus-comment {
  color: var(--detail-text);
  font-size: 0.98rem;
  line-height: 1.75;
}

.virus-vector-card {
  min-height: 24rem;
}

.virus-detail-open-link {
  display: inline-flex;
  align-items: center;
  gap: 0.38rem;
  color: var(--detail-primary);
  font-size: 0.82rem;
  font-weight: 750;
  text-decoration: none;
  white-space: nowrap;
}

.virus-detail-open-link:hover {
  color: var(--detail-primary-hover);
  text-decoration: underline;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.15em;
}

.virus-detail-open-link svg {
  width: 0.95rem;
  height: 0.95rem;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

.virus-vector-preview {
  display: grid;
  min-height: 28rem;
  place-items: center;
  margin: 1rem;
  padding: 1rem;
  border: 1px solid var(--detail-border);
  border-radius: 0.85rem;
  background:
    linear-gradient(45deg, #f1f4f5 25%, transparent 25%),
    linear-gradient(-45deg, #f1f4f5 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #f1f4f5 75%),
    linear-gradient(-45deg, transparent 75%, #f1f4f5 75%);
  background-position: 0 0, 0 10px, 10px -10px, -10px 0;
  background-size: 20px 20px;
}

.virus-vector-preview img {
  display: block;
  max-width: 100%;
  max-height: 44rem;
  object-fit: contain;
  transition: transform 180ms ease;
}

.virus-vector-preview:hover img {
  transform: scale(1.015);
}

.virus-vector-caption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0 1.2rem 1.2rem;
}

.virus-vector-caption > div {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 0.15rem;
}

.virus-vector-caption span {
  color: var(--detail-muted);
  font-size: 0.76rem;
}

.virus-vector-caption strong {
  overflow: hidden;
  color: var(--detail-text);
  font-size: 0.92rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.virus-vector-caption__hint {
  flex: 0 0 auto;
  text-align: right;
}

.virus-sequence-file {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.95rem;
}

.virus-sequence-file__icon {
  display: grid;
  width: 2.75rem;
  height: 2.75rem;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 0.7rem;
  color: var(--detail-primary);
  background: var(--detail-primary-soft);
}

.virus-sequence-file__icon svg {
  width: 1.4rem;
  height: 1.4rem;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

.virus-sequence-file__content {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 0.1rem;
}

.virus-sequence-file__content span {
  color: var(--detail-muted);
  font-size: 0.75rem;
}

.virus-sequence-file__content strong {
  overflow: hidden;
  color: var(--detail-text);
  font-size: 0.9rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.virus-detail-download {
  width: 100%;
  border-color: var(--detail-primary);
  border-radius: 0.65rem;
  color: #fff;
  background: var(--detail-primary);
  font-size: 0.86rem;
  font-weight: 750;
}

.virus-detail-download:hover {
  border-color: var(--detail-primary-hover);
  color: #fff;
  background: var(--detail-primary-hover);
}

.virus-detail-empty {
  display: flex;
  min-height: 9rem;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.3rem;
  padding: 1.5rem;
  color: var(--detail-muted);
  text-align: center;
}

.virus-detail-empty--compact {
  min-height: 5rem;
  padding: 0.5rem;
}

.virus-detail-empty--large {
  min-height: 26rem;
}

.virus-detail-empty strong {
  color: var(--detail-text);
  font-size: 1rem;
}

.virus-detail-empty__icon {
  display: grid;
  width: 3.8rem;
  height: 3.8rem;
  place-items: center;
  margin-bottom: 0.6rem;
  border-radius: 1rem;
  color: var(--detail-primary);
  background: var(--detail-primary-soft);
}

.virus-detail-empty__icon svg {
  width: 2rem;
  height: 2rem;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.6;
}

@media (max-width: 980px) {
  .virus-detail-layout {
    grid-template-columns: 1fr;
  }

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

  .virus-summary-card {
    grid-column: 1 / -1;
  }
}

@media (max-width: 700px) {
  .virus-detail-hero {
    flex-direction: column;
  }

  .virus-detail-hero__accent {
    display: none;
  }

  .virus-detail-sidebar {
    grid-template-columns: 1fr;
  }

  .virus-detail-card__header,
  .virus-vector-caption {
    align-items: flex-start;
    flex-direction: column;
  }

  .virus-vector-caption__hint {
    text-align: left;
  }

  .virus-detail-meta__row {
    grid-template-columns: 1fr;
    gap: 0.3rem;
  }

  .virus-vector-preview {
    min-height: 18rem;
    margin: 0.75rem;
  }
}

@media (prefers-color-scheme: dark) {
  .virus-detail {
    --detail-success: #76e4ad;
    --detail-success-bg: #173f2e;
    --detail-inactive: #ffb4bf;
    --detail-inactive-bg: #4a272e;
  }

  .virus-detail-hero {
    background:
      radial-gradient(circle at top right, rgba(114, 216, 206, 0.12), transparent 22rem),
      linear-gradient(135deg, rgba(114, 216, 206, 0.08), transparent 55%),
      var(--detail-surface);
  }

  .virus-vector-preview {
    background:
      linear-gradient(45deg, #222a31 25%, transparent 25%),
      linear-gradient(-45deg, #222a31 25%, transparent 25%),
      linear-gradient(45deg, transparent 75%, #222a31 75%),
      linear-gradient(-45deg, transparent 75%, #222a31 75%);
    background-position: 0 0, 0 10px, 10px -10px, -10px 0;
    background-size: 20px 20px;
  }

  .virus-detail-download {
    color: #06211e;
  }

  .virus-detail-download:hover {
    color: #06211e;
  }
}

@media (prefers-reduced-motion: reduce) {
  .virus-vector-preview img,
  .virus-back-link,
  .virus-detail-open-link {
    transition: none;
  }
}