// repo: sage redesign. Repo home header, browse bar with the Clone popover, directory table,
// README card, commit list and the repo-meta aside. Colours come from tokens only so both themes
// follow main.scss.

// Header: name with the visibility pill on the left, outline actions on the right.
.page-head {
  align-items: flex-start;
  gap: 16px 24px;
  margin-bottom: 12px;
}

// Title and visibility pill share one row, the pill vertically centred after the name.
.repo-title-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;

  .badge {
    padding: 0 9px;
    font-size: 12px;
    font-weight: 500;
    line-height: 20px;
    white-space: nowrap;
    color: var(--muted);
    background: transparent;
    border: 1px solid var(--border-strong);
    border-radius: 999px;
  }
}

.repo-title {
  margin: 0;
  font-size: 22px;
  font-weight: 600;
  line-height: 1.3;
  color: var(--text);
}

// Visually hidden but still read by screen readers (labels for the watch select, icon labels).
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.header-actions {
  gap: 8px;
  align-items: center;

  // Small outline controls: Fork, Star, and the Watch level select with its Save button.
  .fork-button,
  .star-button {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    height: 28px;
    padding: 0 10px;
    font: inherit;
    font-size: 13px;
    font-weight: 500;
    line-height: 1;
    white-space: nowrap;
    color: var(--text);
    background: var(--surface);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius);
    cursor: pointer;

    &:hover {
      background: var(--surface-2);
    }

    &:focus-visible {
      outline: 2px solid var(--focus);
      outline-offset: 2px;
    }
  }

  .fork-form,
  .star-form,
  .watch-control {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin: 0;
  }

  .watch-control .muted,
  .star-control .muted,
  > .muted {
    font-size: 13px;
    white-space: nowrap;
  }
}

.lead {
  margin: 0 0 16px;
  max-width: 70ch;
  font-size: 15px;
  line-height: 1.5;
  color: var(--text-2);
}

.repo-search {
  margin: 0 0 16px;

  input {
    height: 34px;
    max-width: 360px;
    font-size: 14px;
  }
}

// Browse bar: branch, archive links and the Clone popover, framed by hairlines.
.browse-bar {
  margin: 20px 0 0;
  padding: 12px 0;
  font-size: 14px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);

  code {
    padding: 3px 10px;
    font-family: var(--mono);
    font-size: 13.5px;
    color: var(--text);
    background: var(--surface);
    border: 1px solid var(--border-strong);
    border-radius: 999px;
  }
}

.archive-links {
  font-size: 14px;
  color: var(--text-2);
}

// Clone popover. The panel sits under the button from 820px; below that it takes its own row.
.clone {
  position: relative;
  margin-left: 0;

  // The summary is a primary button (class "button primary"); no disclosure marker.
  > summary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    height: 32px;
    list-style: none;
    cursor: pointer;

    &::-webkit-details-marker {
      display: none;
    }

    &::marker {
      content: "";
    }

    svg {
      flex: none;
      width: 15px;
      height: 15px;
      fill: none;
      stroke: currentColor;
      stroke-width: 2;
      stroke-linecap: round;
      stroke-linejoin: round;
    }

    &:focus-visible {
      outline: 2px solid var(--focus);
      outline-offset: 2px;
    }
  }

  .pop-panel {
    width: 100%;
    margin-top: 8px;
    padding: 18px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
  }

  label {
    display: block;
    margin: 14px 0 6px;
    font-size: 12.5px;
    color: var(--muted);
  }

  label:first-child {
    margin-top: 0;
  }

  input {
    width: 100%;
    height: 38px;
    padding: 0 12px;
    font-family: var(--mono);
    font-size: 13px;
    color: var(--text);
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius);

    &:focus-visible {
      outline: 2px solid var(--focus);
      outline-offset: 1px;
    }
  }

  .small {
    margin: 12px 0 0;
  }
}

@media (max-width: 819px) {
  .clone {
    order: 1;
    flex: 1 1 100%;
  }
}

@media (min-width: 820px) {
  .clone .pop-panel {
    position: absolute;
    top: calc(100% + 4px);
    right: 0;
    z-index: 30;
    width: min(420px, calc(100vw - 32px));
    margin-top: 0;
  }
}

// Two columns at 900px and up: the directory and README take the remaining width, then a
// narrow repo-meta aside (about 230px). Below 900px the aside stacks under the main column.
.repo-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  margin-top: 16px;
}

.repo-main {
  min-width: 0;
}

.repo-meta {
  display: grid;
  gap: 28px;
  align-content: start;
  min-width: 0;

  h2 {
    margin: 0 0 10px;
    font-size: 13px;
    font-weight: 600;
    color: var(--muted);
  }

  .branch-list {
    margin: 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 6px;
    font-size: 14px;

    code {
      font-family: var(--mono);
      font-size: 13.5px;
      word-break: break-all;
    }
  }
}

@media (min-width: 900px) {
  .repo-grid {
    grid-template-columns: minmax(0, 1fr) 230px;
    gap: 40px;
    align-items: start;
  }
}

// Tab icons in the repo sidebar nav (`.tab-icon` is spaced by the shell styles).
.repo-tabs .tab-icon svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

// Directory table: hover rows, monospace names, muted message and age.
.tree-table {
  .kind {
    display: inline-flex;
    align-items: center;
    min-width: 0;
    margin-right: 10px;
    vertical-align: middle;
    color: var(--muted);
  }

  .kind-icon {
    flex: none;
    width: 16px;
    height: 16px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
  }

  th {
    padding: 10px 12px 10px 0;
    font-size: 12.5px;
    font-weight: 600;
    color: var(--muted);
    border-bottom: 1px solid var(--border);
  }

  td {
    padding: 11px 12px 11px 0;
    vertical-align: middle;
    border-bottom: 1px solid var(--border);
  }

  tbody tr:hover td {
    background: var(--surface-2);
  }

  .tree-label > a,
  .tree-label > span {
    font-family: var(--mono);
    font-size: 14px;
    color: var(--text);
  }

  .tree-label > a:hover {
    color: var(--accent-ink);
    text-decoration: none;
  }

  .tree-commit a {
    font-size: 14px;
    color: var(--muted);
  }

  .tree-commit a:hover {
    color: var(--text);
    text-decoration: none;
  }

  .age {
    font-size: 13px;
    color: var(--muted);
  }
}

// Branch and tag tables: the name and its "default" badge stay on one line; long names wrap inside.
.refs-table .tree-label {
  flex-wrap: nowrap;
  align-items: center;

  a {
    min-width: 0;
    overflow-wrap: anywhere;
  }

  .badge {
    flex: none;
  }
}

// README card: a header strip with the file name, then padded body.
.readme {
  margin-top: 24px;
  padding: 0;
  overflow: hidden;

  .readme-name {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
    padding: 10px 20px;
    font-size: 13px;
    color: var(--muted);
    background: var(--surface-2);
    border-bottom: 1px solid var(--border);
  }

  .markdown-body,
  .readme-text {
    padding: 20px 24px 24px;
  }

  .readme-text {
    margin: 0;
    font-size: 14px;
  }
}

// File viewer: the header strip matches the README strip.
.file-head {
  padding: 10px 16px;
  font-size: 14px;
  background: var(--surface-2);
}

// Commit header card: paragraphs spaced evenly, no extra gap above the first line.
.commit-info {
  > p {
    margin: 0 0 10px;
  }

  > p:last-child {
    margin-bottom: 0;
  }
}

// Settings sub-navigation: a horizontal row of links; the current one is underlined in the accent.
.settings-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 20px;
  margin: 0 0 20px;
  border-bottom: 1px solid var(--border);

  a {
    margin-bottom: -1px;
    padding: 8px 2px 10px;
    font-size: 14px;
    color: var(--muted);
    text-decoration: none;
    border-bottom: 2px solid transparent;

    &:hover {
      color: var(--text);
    }

    &[aria-current="page"] {
      color: var(--text);
      font-weight: 600;
      border-bottom-color: var(--accent);
    }
  }
}

// Commit list: one row per commit, muted metadata, mono hash.
.commit-list {
  border-top: 1px solid var(--border);
}

.commit-row {
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}

.commit-summary {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

.commit-meta {
  font-size: 13px;
  color: var(--muted);
}

.commit-actions {
  font-size: 13.5px;
  color: var(--text-2);
}

.commit-oid {
  padding: 2px 8px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--accent-ink);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 999px;

  &:hover {
    border-color: var(--accent);
    text-decoration: none;
  }
}

.role-list {
  display: grid;
  gap: 4px 0;
  margin: 0;

  dt {
    font-weight: 600;
    color: var(--text);
  }

  dd {
    margin: 0 0 8px;
    color: var(--muted);
  }

  @media (min-width: 640px) {
    grid-template-columns: max-content 1fr;
    gap: 8px 24px;
    align-items: baseline;

    dd {
      margin: 0;
    }
  }
}

// New repository (new_repo.rs): one column like the snippet editor, 880px at most. A header row
// (title, visibility pill, Create), a card for the name, description and options, and a collapsed
// mirror card. Tokens only, so both themes follow main.scss.
.newrepo-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 960px;
  width: 100%;
  min-width: 0;

  svg {
    flex: none;
    width: 16px;
    height: 16px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
  }

  textarea {
    font-family: inherit;
    font-size: inherit;
  }

  .newrepo-mono {
    font-family: var(--mono);
    font-size: 0.875rem;
  }
}

.newrepo-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;

  h1 {
    margin: 0;
    font-size: 1.5rem;
    line-height: 1.25;
  }
}

.newrepo-head-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}

.newrepo-visibility {
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

// The card and the mirror section share one surface.
.newrepo-card,
.newrepo-mirror {
  min-width: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow);
}

.newrepo-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 20px 22px;
}

.newrepo-row {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 14px;
}

// Owner / name on one line: the owner is narrow, the name takes the rest.
.newrepo-slug {
  flex-wrap: nowrap;
  gap: 8px;
}

.newrepo-owner {
  flex: 0 1 200px;
  min-width: 0;
}

.newrepo-name {
  flex: 1 1 auto;
  min-width: 0;
}

.newrepo-slash {
  flex: none;
  padding-bottom: 9px;
  font-family: var(--mono);
  font-size: 1.125rem;
  line-height: 1;
  color: var(--muted);
}

.newrepo-options {
  .newrepo-branch {
    flex: 0 1 240px;
    min-width: 0;
  }

  .newrepo-labels {
    align-self: flex-end;
    min-height: 38px;
  }
}

.newrepo-mirror {
  > summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 16px 22px;
    cursor: pointer;
    list-style: none;
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--text-2);
    border-radius: 12px;

    &::-webkit-details-marker {
      display: none;
    }

    &:focus-visible {
      outline: 2px solid var(--focus);
      outline-offset: -2px;
    }
  }

  &[open] > summary {
    border-bottom: 1px solid var(--border);
  }

  .newrepo-chev {
    color: var(--muted);
    transition: transform 0.15s ease;
  }

  &[open] .newrepo-chev {
    transform: rotate(180deg);
  }
}

.newrepo-mirror-body {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 18px 22px 20px;

  .newrepo-half {
    flex: 1 1 220px;
    min-width: 0;
  }

  .newrepo-interval {
    max-width: 320px;
  }
}

@media (max-width: 560px) {
  .newrepo-slug {
    flex-direction: column;
    align-items: stretch;
  }

  .newrepo-slash {
    display: none;
  }

  .newrepo-owner {
    flex-basis: auto;
  }
}

@media (max-width: 480px) {
  // Below 480px the visibility switch shows icons only, so Create fits beside it.
  .newrepo-head-actions {
    justify-content: space-between;
    margin-left: 0;
    width: 100%;
  }

  .newrepo-card {
    padding: 16px;
  }

  .newrepo-mirror > summary {
    padding: 14px 16px;
  }

  .newrepo-mirror-body {
    padding: 16px;
  }
}