/* —— Docker Explorer (public site) —— */

.explorer-app {
  --explorer-landing-width: 36rem;
  --explorer-dockerfile-cols: 2.5rem 12.5rem 1fr;
}

.explorer-app .app-header {
  background: var(--accent);
  border-bottom: none;
  box-shadow: none;
}

.explorer-app .app-header-inner {
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1rem;
  padding-bottom: 0.65rem;
}

.explorer-app .brand {
  margin-bottom: 0;
}

.explorer-app .explorer-brand {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem;
  text-decoration: none;
  color: #fff;
  font-weight: 650;
  line-height: 1.3;
}

.explorer-app .explorer-brand:hover {
  color: var(--accent-soft);
}

.explorer-app .explorer-brand-logo {
  display: block;
  width: 4rem;
  height: 4rem;
  flex-shrink: 0;
}

.explorer-app .explorer-brand-text {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0 0.5rem;
  min-width: 0;
}

.explorer-app .explorer-brand-name {
  white-space: nowrap;
}

.explorer-app .explorer-brand-tagline {
  font-size: 0.9rem;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.88);
  white-space: nowrap;
}

.explorer-app .explorer-brand-tagline::before {
  content: "·";
  margin-right: 0.5rem;
  opacity: 0.55;
}

/* —— Landing (narrow column, accent hero) —— */

.explorer-app:has(.explorer-open) {
  background: var(--accent);
}

.explorer-app:has(.explorer-open) .app-header {
  background: transparent;
}

.explorer-app:has(.explorer-open) .site-footer {
  width: 100%;
  max-width: var(--explorer-landing-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
  box-sizing: border-box;
  color: rgba(255, 255, 255, 0.85);
  border-top-color: rgba(255, 255, 255, 0.22);
}

.explorer-app:has(.explorer-open) .site-footer a {
  color: #fff;
}

.explorer-app:has(.explorer-open) .app-header-inner {
  width: 100%;
  max-width: var(--explorer-landing-width);
  margin: 0 auto;
  padding: 1.25rem var(--page-padding) 0;
  justify-content: center;
}

.explorer-app:has(.explorer-open) .brand {
  width: 100%;
  text-align: center;
}

.explorer-app:has(.explorer-open) .explorer-brand {
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  width: 100%;
}

.explorer-app:has(.explorer-open) .explorer-brand-logo {
  width: min(20rem, 72vw);
  height: min(20rem, 72vw);
}

.explorer-app:has(.explorer-open) .explorer-brand-text {
  justify-content: center;
  text-align: center;
}

.explorer-app .app-main:has(> .explorer-open) {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding-top: 0.75rem;
  padding-bottom: 1.25rem;
  background: var(--accent);
}

.explorer-flow.explorer-open {
  width: 100%;
  max-width: var(--explorer-landing-width);
  margin: 0;
  padding: 1.75rem 1.5rem 1.5rem;
  background: var(--accent);
  border: none;
  border-radius: 8px;
  box-shadow: none;
  color: #fff;
}

.explorer-flow.explorer-open .page-head {
  margin-bottom: 1.25rem;
  padding-bottom: 0;
  border-bottom: none;
}

.explorer-flow.explorer-open .page-head h1,
.explorer-flow.explorer-open .page-lead {
  color: #fff;
}

.explorer-flow.explorer-open .page-lead {
  max-width: none;
}

.explorer-flow.explorer-open .open-form label {
  color: #fff;
}

.explorer-flow.explorer-open .label-hint {
  color: rgba(255, 255, 255, 0.82);
  font-weight: 400;
}

.explorer-flow.explorer-open .label-hint code {
  color: #fff;
  background: rgba(0, 0, 0, 0.12);
  padding: 0.1em 0.35em;
  border-radius: 3px;
}

.explorer-flow.explorer-open .open-form-row {
  flex-direction: column;
  align-items: stretch;
}

.explorer-flow.explorer-open input[type="text"] {
  flex: none;
  width: 100%;
  min-width: 0;
}

.explorer-flow.explorer-open button[type="submit"] {
  align-self: stretch;
  background: #fff;
  border-color: #fff;
  color: var(--accent);
}

.explorer-flow.explorer-open button[type="submit"]:hover {
  background: var(--accent-soft);
  border-color: var(--accent-soft);
  color: var(--accent);
}

.explorer-flow.explorer-open .hint {
  margin: 0.4rem 0 0;
  line-height: 1.45;
  color: rgba(255, 255, 255, 0.88);
}

.explorer-flow.explorer-open .explorer-notes {
  margin-top: 1.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.28);
}

.explorer-notes {
  margin-top: 1.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
}

.explorer-notes-heading {
  margin: 0 0 0.65rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.explorer-notes ul {
  margin: 0;
  padding: 0 0 0 1.15rem;
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--text-muted);
}

.explorer-notes li {
  margin: 0.5rem 0 0;
}

.explorer-notes li:first-child {
  margin-top: 0;
}

.explorer-notes code {
  font-size: 0.92em;
  color: var(--text);
}

.explorer-notes a {
  color: var(--accent);
  font-weight: 500;
  text-decoration: none;
}

.explorer-notes a:hover {
  text-decoration: underline;
}

.explorer-flow.explorer-open .explorer-notes-heading {
  color: rgba(255, 255, 255, 0.9);
}

.explorer-flow.explorer-open .explorer-notes ul {
  color: rgba(255, 255, 255, 0.88);
}

.explorer-flow.explorer-open .explorer-notes code {
  color: #fff;
  background: rgba(0, 0, 0, 0.14);
  padding: 0.1em 0.35em;
  border-radius: 3px;
}

.explorer-flow.explorer-open .explorer-notes a {
  color: #fff;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.explorer-flow.explorer-open .explorer-notes a:hover {
  color: var(--accent-soft);
}

/* —— Image & browse pages —— */

.explorer-flow.explorer-image,
.explorer-flow.explorer-message {
  width: 100%;
  max-width: none;
}

.explorer-flow .page-head h1 {
  font-size: 1.5rem;
  margin: 0 0 0.5rem;
}

.explorer-flow.explorer-image .page-head h2.mono {
  font-size: 1.15rem;
  font-weight: 600;
  word-break: break-all;
}

.explorer-flow.explorer-image .page-head {
  margin-bottom: 1.5rem;
}

.explorer-flow .content-section h3 {
  font-size: 0.95rem;
  letter-spacing: 0.01em;
}

.explorer-app details.raw-blobs {
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.5rem 0.85rem 0.65rem;
}

.explorer-app details.raw-blobs summary {
  padding: 0.2rem 0;
  color: var(--text);
}

.explorer-app details.raw-blobs ul {
  margin-top: 0.5rem;
}

.explorer-app details.raw-blobs a {
  font-weight: 500;
}

.explorer-app .layers {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.25rem 0.85rem;
}

.explorer-app .layers li {
  padding: 0.5rem 0;
}

.explorer-app .tag-select-form {
  max-width: 32rem;
}

.explorer-app .browse-flow .browse-panel {
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem 0.85rem;
  margin-bottom: 1rem;
}

.explorer-app table.file-list {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
}

.explorer-app table.file-list tbody tr:hover {
  background: var(--accent-soft);
}

.explorer-flow.explorer-message .page-head {
  border-bottom: none;
  padding-bottom: 0;
}

.explorer-flow.explorer-message .error {
  margin: 0.5rem 0 0;
  padding: 0.65rem 0.75rem;
  background: #fef3f2;
  border: 1px solid #fecdca;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 500;
}

/* —— Reconstructed Dockerfile panel —— */

.code-panel {
  margin-top: 0.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.code-panel-key,
.explorer-dockerfile .file-line {
  display: grid;
  grid-template-columns: var(--explorer-dockerfile-cols);
  gap: 0.5rem 1rem;
  align-items: baseline;
}

.code-panel-key {
  padding: 0.45rem 0.75rem;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
  background: var(--panel-bg);
  border-bottom: 1px solid var(--border);
}

.explorer-dockerfile {
  margin: 0;
  padding: 0;
  border: none;
  border-radius: 0;
  background: var(--surface);
  font-size: 0.8rem;
  line-height: 1.4;
}

.explorer-dockerfile .file-line {
  padding: 0.55rem 0.75rem;
  margin: 0;
  border-bottom: 1px solid var(--border);
}

.explorer-dockerfile .file-line:last-child {
  border-bottom: none;
}

.explorer-dockerfile .file-line:nth-child(even) {
  background: rgba(248, 249, 251, 0.85);
}

.explorer-dockerfile .file-line--layer:hover {
  background: var(--accent-soft);
}

.explorer-dockerfile .file-line--meta {
  background: rgba(248, 249, 251, 0.5);
}

.explorer-dockerfile .file-line--meta:nth-child(even) {
  background: rgba(244, 245, 247, 0.9);
}

.explorer-dockerfile .line-num {
  color: var(--text-muted);
  font-size: 0.75rem;
  text-align: right;
  user-select: none;
}

.explorer-dockerfile .line-date {
  font-size: 0.78rem;
  color: var(--text-muted);
  white-space: nowrap;
  min-width: 12.5rem;
}

.explorer-dockerfile .line-text {
  min-width: 0;
  white-space: pre-wrap;
  word-break: break-word;
}

.explorer-dockerfile .file-line--meta .line-text {
  color: var(--text-muted);
}

.explorer-dockerfile .file-line--layer .line-text a {
  color: var(--accent);
  font-weight: 500;
  text-decoration: none;
  border-bottom: 1px solid rgba(26, 86, 219, 0.25);
}

.explorer-dockerfile .file-line--layer:hover .line-text a {
  border-bottom-color: var(--accent);
}

.content-section--dockerfile .hint {
  margin-bottom: 0.75rem;
}

/* —— Tag table (explorer pages that use it) —— */

.explorer-app .tag-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.explorer-app .tag-table th,
.explorer-app .tag-table td {
  border-bottom: 1px solid var(--border);
  padding: 0.45rem 0.65rem;
  text-align: left;
}

.explorer-app .tag-table th {
  background: var(--panel-bg);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--text-muted);
}

.explorer-app .site-footer {
  font-size: 0.8125rem;
}

@media (max-width: 520px) {
  .explorer-app:not(:has(.explorer-open)) .explorer-brand-tagline {
    flex-basis: 100%;
    padding-left: calc(4rem + 0.55rem);
    white-space: normal;
  }

  .explorer-app:not(:has(.explorer-open)) .explorer-brand-tagline::before {
    display: none;
  }

  .explorer-app:has(.explorer-open) .explorer-brand-logo {
    width: min(16rem, 80vw);
    height: min(16rem, 80vw);
  }

  .explorer-app:has(.explorer-open) .explorer-brand-text {
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
  }

  .explorer-app:has(.explorer-open) .explorer-brand-tagline::before {
    display: none;
  }
}

@media (max-width: 640px) {
  .code-panel-key,
  .explorer-dockerfile .file-line {
    grid-template-columns: 2rem 1fr;
    gap: 0.2rem 0.5rem;
  }

  .code-panel-key .col-date {
    display: none;
  }

  .code-panel-key .col-line,
  .explorer-dockerfile .line-num {
    grid-column: 1;
    grid-row: 1;
  }

  .code-panel-key .col-cmd,
  .explorer-dockerfile .line-text {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .explorer-dockerfile .line-date {
    grid-column: 2;
    grid-row: 1;
    font-size: 0.72rem;
    justify-self: end;
    text-align: right;
  }
}