/* View Transitions */
@view-transition {
  navigation: auto;
}

.site-nav      { view-transition-name: site-nav; }
.repo-header   { view-transition-name: repo-header; }
.breadcrumb    { view-transition-name: breadcrumb; }

/* ============================================================
   @layer reset
   ============================================================ */
@layer reset {
  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html { -webkit-text-size-adjust: 100%; }
  body { min-height: 100dvh; min-width: 500px; }
  img, video { max-width: 100%; height: auto; }
  button, input, textarea, select { font: inherit; }
  a { color: inherit; }
  ul, ol { list-style: none; }
  h1, h2, h3, h4, h5, h6 { font-weight: 600; line-height: 1.2; }
  pre, code { font-family: var(--font-mono); }
}

/* ============================================================
   @layer tokens
   ============================================================ */
@layer tokens {
  :root {
    /* Colors — light */
    --color-bg:         #ffffff;
    --color-bg-subtle:  #f6f8fa;
    --color-bg-inset:   #eef0f2;
    --color-border:     #d0d7de;
    --color-border-muted: #e4e7eb;
    --color-text:       #1f2328;
    --color-text-muted: #656d76;
    --color-link:       #0969da;
    --color-link-hover: #0550ae;

    --color-accent:     #fd7e14;
    --color-accent-bg:  #fff3cd;

    --color-success:    #1a7f37;
    --color-success-bg: #dafbe1;
    --color-danger:     #cf222e;
    --color-danger-bg:  #ffebe9;
    --color-warning:    #9a6700;
    --color-warning-bg: #fff8c5;
    --color-merged:     #8250df;
    --color-merged-bg:  #fbefff;

    /* Typography */
    --font-sans:  system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono:  ui-monospace, 'Cascadia Code', 'Source Code Pro', monospace;

    --text-xs:  0.75rem;
    --text-sm:  0.875rem;
    --text-base: 1rem;
    --text-lg:  1.125rem;
    --text-xl:  1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;

    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 0 rgba(27,31,36,0.04);
    --shadow-md: 0 3px 6px rgba(140,149,159,0.15);
    --shadow-lg: 0 8px 24px rgba(140,149,159,0.2);
  }

  @media (prefers-color-scheme: dark) {
    :root {
      --color-bg:         #0d1117;
      --color-bg-subtle:  #161b22;
      --color-bg-inset:   #1c2128;
      --color-border:     #30363d;
      --color-border-muted: #21262d;
      --color-text:       #e6edf3;
      --color-text-muted: #7d8590;
      --color-link:       #58a6ff;
      --color-link-hover: #79c0ff;

      --color-accent:     #f0883e;
      --color-accent-bg:  #3d2f00;

      --color-success:    #3fb950;
      --color-success-bg: #0d2b19;
      --color-danger:     #f85149;
      --color-danger-bg:  #2d1419;
      --color-warning:    #d29922;
      --color-warning-bg: #2c2000;
      --color-merged:     #bc8cff;
      --color-merged-bg:  #1e0b3e;
    }
  }

  /* Explicit theme overrides — applied via data-theme attribute set by cookie */
  :root[data-theme="dark"] {
    --color-bg:         #0d1117;
    --color-bg-subtle:  #161b22;
    --color-bg-inset:   #1c2128;
    --color-border:     #30363d;
    --color-border-muted: #21262d;
    --color-text:       #e6edf3;
    --color-text-muted: #7d8590;
    --color-link:       #58a6ff;
    --color-link-hover: #79c0ff;
    --color-accent:     #f0883e;
    --color-accent-bg:  #3d2f00;
    --color-success:    #3fb950;
    --color-success-bg: #0d2b19;
    --color-danger:     #f85149;
    --color-danger-bg:  #2d1419;
    --color-warning:    #d29922;
    --color-warning-bg: #2c2000;
    --color-merged:     #bc8cff;
    --color-merged-bg:  #1e0b3e;
  }
  :root[data-theme="light"] {
    --color-bg:         #ffffff;
    --color-bg-subtle:  #f6f8fa;
    --color-bg-inset:   #eef0f2;
    --color-border:     #d0d7de;
    --color-border-muted: #e4e7eb;
    --color-text:       #1f2328;
    --color-text-muted: #656d76;
    --color-link:       #0969da;
    --color-link-hover: #0550ae;
    --color-accent:     #fd7e14;
    --color-accent-bg:  #fff3cd;
    --color-success:    #1a7f37;
    --color-success-bg: #dafbe1;
    --color-danger:     #cf222e;
    --color-danger-bg:  #ffebe9;
    --color-warning:    #9a6700;
    --color-warning-bg: #fff8c5;
    --color-merged:     #8250df;
    --color-merged-bg:  #fbefff;
  }
}

/* ============================================================
   @layer layout
   ============================================================ */
@layer layout {
  body {
    font-family: var(--font-sans);
    font-size: var(--text-base);
    color: var(--color-text);
    background: var(--color-bg);
    display: grid;
    grid-template-rows: auto 1fr auto;
    min-height: 100dvh;
  }

  .site-header {
    background: var(--color-bg-subtle);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
  }

  .site-nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-3) var(--space-4);
    display: flex;
    align-items: center;
    gap: var(--space-4);
  }

  .site-logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    text-decoration: none;
    font-weight: 700;
    font-size: var(--text-lg);
    color: var(--color-text);
  }

  .logo-icon { width: 1.6em; height: 1.6em; display: block; flex-shrink: 0; }

  .nav-links {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: var(--space-3);
  }

  .nav-user {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
  }

  .site-main {
    padding: var(--space-8) var(--space-4);
    min-width: 0;
  }

  .site-footer {
    text-align: center;
    padding: var(--space-6) var(--space-4);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    border-top: 1px solid var(--color-border);
  }

  .container {
    max-width: 1000px;
    margin: 0 auto;
    overflow-x: clip;
  }

  .container-narrow {
    max-width: 680px;
  }

  .inline-form {
    display: inline;
  }

  /* --- Two-step delete confirmation --- */
  .confirm-details { position: relative; display: inline-block; }
  .confirm-details > summary { list-style: none; }
  .confirm-details > summary::-webkit-details-marker { display: none; }
  .confirm-popup {
    position: absolute;
    right: 0;
    top: calc(100% + var(--space-1));
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-3) var(--space-4);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    white-space: nowrap;
    z-index: 100;
    font-size: var(--text-sm);
    color: var(--color-text-muted);
  }
}

/* ============================================================
   @layer components
   ============================================================ */
@layer components {

  /* --- Buttons --- */
  .btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    background: var(--color-bg-subtle);
    color: var(--color-text);
    transition: background 0.1s, border-color 0.1s;
    white-space: nowrap;
  }
  .btn:hover { background: var(--color-bg-inset); border-color: var(--color-border); }
  .btn:disabled { opacity: 0.5; cursor: not-allowed; }
  .btn-primary {
    background: var(--color-accent);
    border-color: transparent;
    color: #fff;
  }
  .btn-primary:hover { background: color-mix(in srgb, var(--color-accent) 82%, #000); }
  .btn-secondary {
    background: var(--color-bg-subtle);
    border-color: var(--color-border);
  }
  .btn-ghost {
    background: transparent;
    border-color: transparent;
  }
  .btn-ghost:hover { background: var(--color-bg-inset); }
  /* Keep ghost transparent even when combined with size variants */
  .btn-ghost.btn-xs,
  .btn-ghost.btn-sm { background: transparent; border-color: transparent; }
  .btn-ghost.btn-xs:hover,
  .btn-ghost.btn-sm:hover { background: var(--color-bg-inset); }
  .btn-sm { padding: var(--space-1) var(--space-3); font-size: var(--text-xs); }
  .btn-block { width: 100%; justify-content: center; }

  /* --- Forms --- */
  .form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
  }
  .form-group label {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text);
  }
  .form-group input:not([type="file"]):not([type="checkbox"]),
  .form-group textarea,
  .form-group select {
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg);
    color: var(--color-text);
    font-size: var(--text-sm);
  }
  .form-group input:not([type="file"]):not([type="checkbox"]):focus,
  .form-group textarea:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: -1px;
    border-color: var(--color-accent);
  }
  .form-group input[type="file"] {
    font-size: var(--text-sm);
    color: var(--color-text);
    padding: 0;
    border: none;
    background: none;
  }
  .form-group textarea { resize: vertical; min-height: 120px; }
  .form-success {
    background: var(--color-success-bg);
    color: var(--color-success);
    border: 1px solid var(--color-success);
    border-radius: var(--radius-md);
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-sm);
    margin-bottom: var(--space-4);
  }
  .form-hint {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    margin: 0;
  }
  .form-error {
    background: var(--color-danger-bg);
    color: var(--color-danger);
    border: 1px solid var(--color-danger);
    border-radius: var(--radius-md);
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-sm);
    margin-bottom: var(--space-4);
  }
  .form-actions {
    display: flex;
    gap: var(--space-3);
    align-items: center;
    flex-wrap: wrap;
  }
  .form-card {
    background: var(--color-bg-subtle);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    margin-top: var(--space-4);
  }
  .checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    cursor: pointer;
  }

  /* --- Auth --- */
  .auth-container {
    max-width: 400px;
    margin: var(--space-12) auto;
  }
  .auth-container .page-title { margin-bottom: var(--space-6); }
  .auth-form { margin-bottom: var(--space-4); }
  .auth-footer {
    text-align: center;
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    margin-top: var(--space-4);
  }
  .passkey-btn { display: none; margin-top: var(--space-3); }

  /* --- Page header --- */
  .page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-6);
    gap: var(--space-4);
  }
  .page-title {
    font-size: var(--text-2xl);
    color: var(--color-text);
    margin-bottom: var(--space-4);
  }
  .page-title a { text-decoration: none; color: var(--color-link); }
  .page-title a:hover { text-decoration: underline; }
  .section-title {
    font-size: var(--text-lg);
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-2);
    border-bottom: 1px solid var(--color-border);
  }

  /* --- Repo header --- */
  .repo-header {
    margin-bottom: var(--space-2);
  }
  .repo-title-row {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-wrap: wrap;
  }
  .repo-title-row .page-title { margin-bottom: 0; }
  .repo-header-title {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-wrap: wrap;
  }
  .repo-description {
    color: var(--color-text-muted);
    margin-top: var(--space-2);
  }
  .repo-header-meta {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-3);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
  }
  .icon { font-style: normal; }

  /* --- Branch selector --- */
  .branch-selector {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
  }
  .branch-selector-icon {
    color: var(--color-text-muted);
    font-size: var(--text-sm);
    user-select: none;
  }
  .branch-select {
    padding: var(--space-1) var(--space-2);
    padding-right: var(--space-5);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg-subtle);
    font-size: var(--text-sm);
    font-family: var(--font-mono);
    color: var(--color-text);
    cursor: pointer;
    appearance: auto;
    max-width: 180px;
  }
  .branch-select:hover { border-color: var(--color-text-muted); }
  .branch-select:focus { outline: 2px solid var(--color-accent); outline-offset: -1px; }

  /* toolbar row above file tree */
  .tree-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-3);
  }

  /* commits-header flex row */
  .commits-header {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
    flex-wrap: wrap;
  }
  .commits-header .section-title { margin-bottom: 0; }

  /* --- Repo nav bar (tabs + private badge) --- */
  .repo-nav-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--space-6);
    gap: var(--space-4);
  }


  /* --- Repo tabs --- */
  .repo-tabs {
    display: flex;
    gap: 0;
    flex: 1;
    overflow-x: auto;
    overflow-y: hidden;
  }
  .repo-tab {
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-sm);
    text-decoration: none;
    color: var(--color-text-muted);
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: color 0.1s;
  }
  .repo-tab:hover { color: var(--color-text); }
  .repo-tab.active {
    color: var(--color-text);
    font-weight: 600;
    border-bottom-color: var(--color-accent);
  }
  /* Align active indicator with nav-bar border */
  .repo-tab { margin-bottom: -1px; }

  /* --- Repo list --- */
  .repo-list { display: flex; flex-direction: column; gap: var(--space-2); }
  .repo-card {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    padding: var(--space-4) var(--space-5);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-bg);
    gap: var(--space-4);
    transition: border-color 0.15s;
  }
  .repo-card:hover { border-color: var(--color-accent); }
  .repo-card-main { flex: 1; min-width: 0; }
  .repo-card-title {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-wrap: wrap;
    margin-bottom: var(--space-1);
  }
  .repo-name {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-link);
    text-decoration: none;
  }
  .repo-name:hover { text-decoration: underline; }
  .repo-card-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: var(--space-1);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    white-space: nowrap;
  }
  .repo-date { color: var(--color-text-muted); }

  /* --- Badges --- */
  .badge {
    display: inline-flex;
    align-items: center;
    padding: 1px var(--space-2);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 500;
    border: 1px solid;
  }
  .badge-private {
    color: var(--color-warning);
    border-color: var(--color-warning);
    background: var(--color-warning-bg);
  }
  .issue-badge, .patch-badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 500;
    text-transform: capitalize;
  }
  .issue-badge.open, .patch-badge.open {
    background: var(--color-success-bg);
    color: var(--color-success);
  }
  .issue-badge.closed, .patch-badge.closed {
    background: var(--color-danger-bg);
    color: var(--color-danger);
  }
  .patch-badge.merged {
    background: var(--color-merged-bg);
    color: var(--color-merged);
  }

  /* --- Empty state --- */
  .empty-state {
    text-align: center;
    padding: var(--space-16) var(--space-4);
    color: var(--color-text-muted);
  }
  .empty-state p { margin-bottom: var(--space-4); font-size: var(--text-lg); }

  /* --- Breadcrumb --- */
  .breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-1);
    font-size: var(--text-sm);
    margin-bottom: var(--space-4);
  }
  .breadcrumb a { color: var(--color-link); text-decoration: none; }
  .breadcrumb a:hover { text-decoration: underline; }
  .breadcrumb-sep { color: var(--color-text-muted); }
  .breadcrumb-current { color: var(--color-text-muted); }

  /* --- File tree --- */
  .file-tree {
    width: 100%;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    border-collapse: collapse;
    overflow: hidden;
    margin-bottom: var(--space-6);
  }
  .file-tree-row {
    border-bottom: 1px solid var(--color-border-muted);
  }
  .file-tree-row:last-child { border-bottom: none; }
  .file-tree-row:hover { background: var(--color-bg-subtle); }
  .file-icon, .file-name, .file-size {
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-sm);
    vertical-align: middle;
  }
  .file-icon {
    width: 36px;
    padding-right: var(--space-1);
    text-align: center;
    line-height: 0;
  }
  .file-name { width: 100%; }
  .file-name a { color: var(--color-link); text-decoration: none; }
  .file-name a:hover { text-decoration: underline; }
  .file-name a.file-name-dir { font-weight: 500; }
  .file-size {
    text-align: right;
    color: var(--color-text-muted);
    font-size: var(--text-xs);
    white-space: nowrap;
    padding-right: var(--space-4);
  }
  .file-icon-dir { color: var(--color-link); }
  .file-icon-file { color: var(--color-text-muted); }
  .tree-icon { display: inline-block; vertical-align: text-bottom; }
  .file-tree-row-up .file-name a { color: var(--color-text-muted); }
  .file-tree-row-up .file-name a:hover { color: var(--color-link); }

  /* --- File blob --- */
  .file-blob-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) var(--space-4);
    background: var(--color-bg-subtle);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  }
  .file-blob-name { font-size: var(--text-sm); font-weight: 500; }
  .file-blob-body {
    border: 1px solid var(--color-border);
    border-top: none;
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    overflow: auto;
  }
  .file-blob-body .shiki-wrapper pre {
    margin: 0;
    padding: var(--space-4);
    font-size: var(--text-sm);
    line-height: 1.6;
    min-width: max-content;
  }
  .file-download-notice {
    padding: var(--space-8);
    text-align: center;
    color: var(--color-text-muted);
  }
  .file-download-notice p { margin-bottom: var(--space-4); }

  /* --- Commit list --- */
  .commit-list { display: flex; flex-direction: column; }
  .commit-item {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    padding: var(--space-3) 0;
    border-bottom: 1px solid var(--color-border-muted);
    gap: var(--space-4);
    flex-wrap: wrap;
  }
  .commit-item:last-child { border-bottom: none; }
  .commit-main { flex: 1; min-width: 0; }
  .commit-subject {
    color: var(--color-text);
    text-decoration: none;
    font-size: var(--text-sm);
    font-weight: 500;
  }
  .commit-subject:hover { color: var(--color-link); }
  .commit-meta {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    white-space: nowrap;
  }
  .commit-hash {
    font-family: var(--font-mono);
    color: var(--color-link);
    text-decoration: none;
    background: var(--color-bg-inset);
    padding: 1px var(--space-2);
    border-radius: var(--radius-sm);
  }
  .commit-hash:hover { text-decoration: underline; }
  .mono { font-family: var(--font-mono); }

  /* --- Commit detail viewer --- */
  .commit-page-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-4);
  }
  .commit-card {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-4);
    overflow: hidden;
  }
  .commit-card-subject {
    font-size: var(--text-xl);
    font-weight: 600;
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--color-border);
    line-height: 1.3;
  }
  .commit-card-body {
    padding: var(--space-4) var(--space-6);
    font-family: inherit;
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    border-bottom: 1px solid var(--color-border);
    overflow-x: auto;
  }
  .commit-card-meta {
    padding: var(--space-4) var(--space-6);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    background: var(--color-bg-subtle);
  }
  .commit-card-meta-row {
    display: flex;
    align-items: baseline;
    gap: var(--space-3);
    font-size: var(--text-sm);
    flex-wrap: wrap;
  }
  .commit-meta-label {
    font-weight: 600;
    color: var(--color-text-muted);
    min-width: 5rem;
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.04em;
  }
  .commit-sha-full {
    font-size: var(--text-xs);
    background: var(--color-bg-inset);
    padding: 2px var(--space-2);
    border-radius: var(--radius-sm);
    word-break: break-all;
  }
  .commit-stats-bar {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--space-4);
  }

  /* --- Commit layout (sidebar + diffs) --- */
  .commit-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-5);
    align-items: start;
  }
  .commit-diffs { min-width: 0; }
  @media (min-width: 900px) {
    .commit-layout { grid-template-columns: 220px 1fr; }
    .commit-layout:has(.file-nav-details:not([open])) { grid-template-columns: auto 1fr; }
  }

  /* --- File nav sidebar --- */
  .commit-file-nav {
    position: sticky;
    top: calc(56px + var(--space-4));
    max-height: calc(100vh - 140px);
    overflow-y: auto;
  }
  .file-nav-details {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-bg-subtle);
    overflow: hidden;
  }
  .file-nav-toggle {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-sm);
    font-weight: 500;
    cursor: pointer;
    list-style: none;
    user-select: none;
    border-bottom: 1px solid var(--color-border);
  }
  .file-nav-toggle::-webkit-details-marker { display: none; }
  .file-nav-details:not([open]) .file-nav-toggle { border-bottom: none; }
  .file-nav-toggle-icon {
    font-size: 1em;
    transition: transform 0.15s;
  }
  .file-nav-details:not([open]) .file-nav-toggle-icon { transform: rotate(-90deg); }
  .file-nav-list {
    padding: var(--space-1) 0;
    list-style: none;
  }
  .file-nav-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    text-decoration: none;
    color: var(--color-text);
    border-radius: 0;
    overflow: hidden;
  }
  .file-nav-item:hover { background: var(--color-bg-inset); }
  .file-nav-status {
    flex-shrink: 0;
    width: 16px;
    height: 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    font-size: 9px;
    font-weight: 700;
    font-family: var(--font-mono);
  }
  .file-status-added   { background: var(--color-success-bg);  color: var(--color-success); }
  .file-status-deleted { background: var(--color-danger-bg);   color: var(--color-danger); }
  .file-status-modified { background: var(--color-accent-bg);  color: var(--color-accent); }
  .file-status-renamed { background: var(--color-merged-bg);   color: var(--color-merged); }
  .file-status-copied  { background: var(--color-merged-bg);   color: var(--color-merged); }
  .file-nav-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-family: var(--font-mono);
  }
  .file-nav-stat {
    flex-shrink: 0;
    display: flex;
    gap: var(--space-1);
    font-size: var(--text-xs);
    font-family: var(--font-mono);
  }
  .nav-add { color: var(--color-success); }
  .nav-del { color: var(--color-danger); }
  .file-nav-dir > details > .file-nav-list { padding-left: var(--space-4); }
  .file-nav-dir-toggle {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    font-family: var(--font-mono);
    color: var(--color-text-muted);
    cursor: pointer;
    list-style: none;
    user-select: none;
  }
  .file-nav-dir-toggle::-webkit-details-marker { display: none; }
  .file-nav-dir > details:not([open]) .file-nav-toggle-icon { transform: rotate(-90deg); }

  /* --- Diff file cards --- */
  .diff-file {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-4);
    overflow: hidden;
  }
  .diff-file-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    background: var(--color-bg-subtle);
    cursor: pointer;
    list-style: none;
    user-select: none;
    flex-wrap: wrap;
  }
  .diff-file-header::-webkit-details-marker { display: none; }
  .diff-file-header-left {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    min-width: 0;
    flex: 1;
  }
  .diff-file-header-right {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-shrink: 0;
    flex-wrap: wrap;
  }
  .diff-file-toggle-icon {
    font-size: 0.7em;
    flex-shrink: 0;
    transition: transform 0.15s;
  }
  .diff-file:not([open]) .diff-file-toggle-icon { transform: rotate(-90deg); }
  .diff-status-badge {
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    font-size: 10px;
    font-weight: 700;
    font-family: var(--font-mono);
  }
  .diff-status-added    { background: var(--color-success-bg);  color: var(--color-success); }
  .diff-status-deleted  { background: var(--color-danger-bg);   color: var(--color-danger); }
  .diff-status-modified { background: var(--color-accent-bg);   color: var(--color-accent); }
  .diff-status-renamed  { background: var(--color-merged-bg);   color: var(--color-merged); }
  .diff-status-copied   { background: var(--color-merged-bg);   color: var(--color-merged); }
  .diff-file-path {
    font-size: var(--text-sm);
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .diff-rename-arrow {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .diff-stat-add { color: var(--color-success); font-size: var(--text-sm); font-family: var(--font-mono); font-weight: 600; }
  .diff-stat-del { color: var(--color-danger);  font-size: var(--text-sm); font-family: var(--font-mono); font-weight: 600; }
  .btn-xs {
    padding: 1px var(--space-2);
    font-size: var(--text-xs);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-bg);
    color: var(--color-text);
    text-decoration: none;
    cursor: pointer;
    white-space: nowrap;
    font-family: var(--font-mono);
    display: inline-flex;
    align-items: center;
    transition: background 0.1s;
  }
  .btn-xs:hover { background: var(--color-bg-inset); }

  /* --- Diff file body --- */
  .diff-file-body { }
  .diff-binary-notice {
    padding: var(--space-4) var(--space-6);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    font-style: italic;
  }
  .diff-hunk { border-top: 1px solid var(--color-border-muted); overflow-x: auto; }
  .diff-hunk:first-child { border-top: none; }
  .diff-hunk-header {
    padding: var(--space-1) var(--space-4);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    font-weight: normal;
    text-align: left;
    background: color-mix(in srgb, var(--color-merged-bg) 50%, var(--color-bg));
    color: var(--color-merged);
    border-bottom: 1px solid var(--color-border-muted);
    white-space: pre;
  }

  /* --- Diff table --- */
  .diff-table {
    min-width: 100%;
    border-collapse: collapse;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    line-height: 1.5;
  }
  .diff-ln {
    width: 44px;
    min-width: 44px;
    text-align: right;
    padding: 0 var(--space-2);
    color: var(--color-text-muted);
    border-right: 1px solid var(--color-border-muted);
    user-select: none;
    vertical-align: top;
    white-space: nowrap;
  }
  .diff-sign {
    width: 18px;
    min-width: 18px;
    text-align: center;
    padding: 0 var(--space-1);
    user-select: none;
    vertical-align: top;
  }
  .diff-code {
    padding: 0 var(--space-3);
    white-space: pre;
    overflow: visible;
    vertical-align: top;
    word-break: normal;
  }
  /* Row type backgrounds */
  .diff-row-add  { background: color-mix(in srgb, var(--color-success-bg) 70%, transparent); }
  .diff-row-del  { background: color-mix(in srgb, var(--color-danger-bg) 70%, transparent); }
  .diff-row-add .diff-ln,
  .diff-row-add .diff-sign { background: color-mix(in srgb, var(--color-success-bg) 90%, transparent); }
  .diff-row-del .diff-ln,
  .diff-row-del .diff-sign { background: color-mix(in srgb, var(--color-danger-bg) 90%, transparent); }
  .diff-row-add .diff-sign { color: var(--color-success); font-weight: 700; }
  .diff-row-del .diff-sign { color: var(--color-danger);  font-weight: 700; }

  /* Shiki dark-mode support in diff code cells */
  @media (prefers-color-scheme: dark) {
    .diff-code span[style] { color: var(--shiki-dark) !important; }
  }

  /* Shiki dark-mode support in file blob view */
  @media (prefers-color-scheme: dark) {
    .shiki-wrapper .shiki { background-color: var(--shiki-dark-bg) !important; color: var(--shiki-dark) !important; }
    .shiki-wrapper .shiki span { color: var(--shiki-dark) !important; }
  }

  /* --- Issue / Patch list --- */
  .list-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) var(--space-4);
    background: var(--color-bg-subtle);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    gap: var(--space-4);
  }
  .list-header-tabs { display: flex; gap: var(--space-2); }
  .list-tab {
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    text-decoration: none;
    color: var(--color-text-muted);
  }
  .list-tab:hover { background: var(--color-bg-inset); color: var(--color-text); }
  .list-tab.active {
    background: var(--color-bg-inset);
    color: var(--color-text);
    font-weight: 600;
  }
  .issue-list { border: 1px solid var(--color-border); border-top: none; border-radius: 0 0 var(--radius-lg) var(--radius-lg); }
  .issue-item {
    padding: var(--space-4) var(--space-4);
    border-bottom: 1px solid var(--color-border-muted);
  }
  .issue-item:last-child { border-bottom: none; }
  .issue-main {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-1);
    flex-wrap: wrap;
  }
  .issue-title {
    font-weight: 500;
    text-decoration: none;
    color: var(--color-text);
    flex: 1;
  }
  .issue-title:hover { color: var(--color-link); }
  .issue-meta {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    display: flex;
    gap: var(--space-3);
  }
  .issue-status-dot, .patch-status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
  }
  .issue-status-dot.open, .patch-status-dot.open { background: var(--color-success); }
  .issue-status-dot.closed, .patch-status-dot.closed { background: var(--color-danger); }
  .patch-status-dot.merged { background: var(--color-merged); }

  /* --- Issue detail / Timeline --- */
  .issue-detail-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
    flex-wrap: wrap;
  }
  .issue-number {
    font-size: var(--text-2xl);
    font-weight: 600;
    color: var(--color-text-muted);
    white-space: nowrap;
  }
  .issue-detail-title {
    font-size: var(--text-2xl);
    font-weight: 600;
    flex: 1;
  }
  .issue-detail-meta-actions { margin-left: auto; display: flex; gap: var(--space-2); }
  .timeline-item {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-4);
    overflow: hidden;
  }
  .timeline-author {
    background: var(--color-bg-subtle);
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-sm);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-3);
    border-bottom: 1px solid var(--color-border);
  }
  .timeline-author time { color: var(--color-text-muted); font-size: var(--text-xs); }
  .timeline-author-right { margin-left: auto; display: flex; align-items: center; gap: var(--space-2); }
  .edited-indicator { color: var(--color-text-muted); font-size: var(--text-xs); cursor: default; }

  /* --- Avatars --- */
  .avatar {
    display: inline-flex;
    border-radius: 4px;
    overflow: hidden;
    flex-shrink: 0;
    vertical-align: middle;
  }
  .avatar-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    color: transparent;
  }
  .avatar-placeholder {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    background: var(--color-bg-inset);
    color: var(--color-text-muted);
    font-weight: 600;
    flex-shrink: 0;
    vertical-align: middle;
  }
  .avatar-settings {
    display: flex;
    align-items: flex-start;
    gap: var(--space-5);
  }
  .avatar-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
  }
  .nav-user {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
  }
  .timeline-body { padding: var(--space-4); }
  .timeline-item-new { padding: var(--space-4); }
  .timeline-item-new .section-title { font-size: var(--text-base); border: none; padding-bottom: 0; }
  /* Edit <details> (summary only) in .timeline-author; form is a sibling shown via :has() */
  .timeline-author-right .inline-edit-details { border: none; }
  .timeline-author-right .inline-edit-details > summary { padding: 0; list-style: none; }
  .timeline-author-right .inline-edit-details > summary::-webkit-details-marker { display: none; }
  .inline-edit-details .when-open { display: none; }
  .inline-edit-details[open] .when-closed { display: none; }
  .inline-edit-details[open] .when-open { display: inline; }
  .inline-edit-form-area { display: none; border-top: 1px solid var(--color-border-muted); }
  .timeline-item:has(.inline-edit-details[open]) .inline-edit-form-area { display: block; }
  .inline-edit-form { padding: var(--space-4); display: flex; flex-direction: column; gap: var(--space-3); }

  /* --- Reactions --- */
  .reaction-bar {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    border-top: 1px solid var(--color-border-muted);
  }
  .reaction-form { display: inline; }
  .reaction-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-3);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    background: var(--color-bg-subtle);
    color: var(--color-text);
    font-size: var(--text-sm);
    cursor: pointer;
    transition: background 0.1s;
  }
  .reaction-btn:hover { background: var(--color-bg-inset); }
  .reaction-btn.reacted {
    background: var(--color-accent-bg);
    border-color: var(--color-accent);
  }
  .reaction-picker {
    position: relative;
  }
  .reaction-add-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border: 1px dashed var(--color-border);
    border-radius: var(--radius-full);
    background: transparent;
    cursor: pointer;
    font-size: var(--text-base);
    color: var(--color-text-muted);
    list-style: none;
  }
  .reaction-add-btn::-webkit-details-marker { display: none; }
  .reaction-picker-dropdown {
    position: absolute;
    bottom: calc(100% + var(--space-2));
    left: 0;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-2);
    display: flex;
    gap: var(--space-1);
    z-index: 10;
  }
  .reaction-picker-btn {
    background: none;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    padding: var(--space-1);
    border-radius: var(--radius-sm);
  }
  .reaction-picker-btn:hover { background: var(--color-bg-inset); }

  /* --- Patch subview tabs --- */
  .patch-tab-nav {
    display: flex;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--space-6);
  }
  .tab-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.4em;
    padding: 0 var(--space-1);
    margin-left: var(--space-1);
    font-size: var(--text-xs);
    font-weight: 500;
    background: var(--color-bg-inset);
    border-radius: 999px;
    color: var(--color-text-muted);
  }

  /* --- Patch apply status --- */
  .apply-status {
    margin: var(--space-4) 0;
  }
  .apply-result {
    display: flex;
    align-items: flex-start;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    flex-direction: column;
  }
  .apply-result > div { display: flex; gap: var(--space-2); align-items: center; }
  .apply-clean {
    background: var(--color-success-bg);
    color: var(--color-success);
    border: 1px solid var(--color-success);
  }
  .apply-conflict {
    background: var(--color-danger-bg);
    color: var(--color-danger);
    border: 1px solid var(--color-danger);
  }
  .apply-checking, .apply-unknown {
    color: var(--color-text-muted);
    font-style: italic;
    font-size: var(--text-sm);
  }
  .apply-output {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    white-space: pre-wrap;
    margin-top: var(--space-2);
    padding: var(--space-2);
    background: rgba(0,0,0,0.05);
    border-radius: var(--radius-sm);
    width: 100%;
  }
  .patch-actions {
    display: flex;
    gap: var(--space-3);
    margin: var(--space-4) 0;
    flex-wrap: wrap;
  }
  .patch-card-title-row {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    justify-content: space-between;
    margin-bottom: var(--space-3);
  }
  .patch-card-title-row .commit-card-subject { margin-bottom: 0; }
  .patch-card-description {
    margin-top: var(--space-4);
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-border-muted);
  }

  /* --- Repo home layout --- */
  .repo-home-layout {
    display: grid;
    gap: var(--space-8);
  }
  @media (min-width: 768px) {
    .repo-home-layout {
      grid-template-columns: 1fr 1fr;
    }
  }
  .readme-section {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
  }
  .readme-header {
    background: var(--color-bg-subtle);
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-sm);
    font-weight: 500;
    border-bottom: 1px solid var(--color-border);
  }
  .readme-section .markdown-body {
    padding: var(--space-4);
  }

  /* --- Code setup block --- */
  .code-setup {
    background: var(--color-bg-subtle);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    font-size: var(--text-sm);
    margin-top: var(--space-4);
    overflow: auto;
    text-align: left;
  }
  .code-plain {
    background: var(--color-bg-subtle);
    padding: var(--space-4);
    overflow: auto;
    font-size: var(--text-sm);
    line-height: 1.6;
  }

  /* --- Markdown body --- */
  .markdown-body {
    font-size: var(--text-sm);
    line-height: 1.6;
    color: var(--color-text);
  }
  .markdown-body h1, .markdown-body h2, .markdown-body h3,
  .markdown-body h4, .markdown-body h5, .markdown-body h6 {
    margin-top: var(--space-6);
    margin-bottom: var(--space-3);
  }
  .markdown-body p { margin-bottom: var(--space-4); }
  .markdown-body a { color: var(--color-link); }
  .markdown-body code {
    background: var(--color-bg-inset);
    padding: 0.1em 0.3em;
    border-radius: var(--radius-sm);
    font-size: 0.9em;
  }
  .markdown-body pre {
    background: var(--color-bg-subtle);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-4);
    overflow: auto;
    margin-bottom: var(--space-4);
  }
  .markdown-body pre code { background: none; padding: 0; }
  .markdown-body ul, .markdown-body ol {
    padding-left: var(--space-6);
    margin-bottom: var(--space-4);
  }
  .markdown-body ul { list-style: disc; }
  .markdown-body ol { list-style: decimal; }
  .markdown-body li { margin-bottom: var(--space-1); }
  .markdown-body blockquote {
    border-left: 3px solid var(--color-border);
    padding-left: var(--space-4);
    color: var(--color-text-muted);
    margin: var(--space-4) 0;
  }
  .markdown-body table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--space-4);
  }
  .markdown-body th, .markdown-body td {
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--color-border);
  }
  .markdown-body th { background: var(--color-bg-subtle); font-weight: 600; }
  .markdown-body hr {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: var(--space-6) 0;
  }
  .markdown-body img { max-width: 100%; border-radius: var(--radius-md); }
  .markdown-body details { margin-bottom: var(--space-4); }
  .markdown-body summary { cursor: pointer; font-weight: 500; }

  /* --- Search form --- */
  .search-form { margin-bottom: var(--space-5); }
  .search-input-wrap {
    display: flex;
    gap: var(--space-2);
    max-width: 480px;
  }
  .search-input {
    flex: 1;
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg);
    color: var(--color-text);
    font-size: var(--text-sm);
  }
  .search-input:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: -1px;
    border-color: var(--color-accent);
  }

  /* --- Issue close bar --- */
  .issue-close-bar {
    display: flex;
    justify-content: flex-end;
    padding: var(--space-3) 0;
    border-top: 1px solid var(--color-border-muted);
    margin-top: var(--space-2);
  }

  /* --- Auth divider --- */
  .auth-divider {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin: var(--space-4) 0;
    color: var(--color-text-muted);
    font-size: var(--text-sm);
  }
  .auth-divider::before,
  .auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--color-border);
  }

  /* --- Passkey UI in settings --- */
  .passkey-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    align-items: flex-start;
    margin-top: var(--space-3);
  }
  .passkey-status { font-size: var(--text-sm); }

  /* --- Danger zone --- */
  .danger-zone { margin-top: var(--space-8); }
  .danger-title { color: var(--color-danger); border-bottom-color: var(--color-danger); }
  .danger-card {
    border-color: var(--color-danger);
    background: var(--color-danger-bg);
  }
  .danger-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    flex-wrap: wrap;
  }
  .danger-item p { margin: var(--space-1) 0 0; }
  .btn-danger {
    background: var(--color-danger);
    border-color: transparent;
    color: #fff;
  }
  .btn-danger:hover { filter: brightness(0.9); }

  /* --- Release list items --- */
  .release-item-header {
    display: flex;
    gap: var(--space-3);
    align-items: flex-start;
  }
  .release-item-main { flex: 1; min-width: 0; }
  .release-item-title {
    font-size: var(--text-lg);
    font-weight: 700;
    text-decoration: none;
    color: var(--color-text);
    display: block;
    margin-bottom: var(--space-1);
  }
  .release-item-title:hover { color: var(--color-link); }
  .release-item-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    align-items: center;
    font-size: var(--text-xs);
    color: var(--color-text-muted);
  }
  .release-item-date {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: var(--space-2);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    white-space: nowrap;
    flex-shrink: 0;
  }

  /* --- Release notes preview in list --- */
  .release-notes-section { margin-top: var(--space-3); }
  .release-notes-label {
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-2);
  }
  .notes-expand > summary { list-style: none; cursor: pointer; outline: none; }
  .notes-expand > summary::-webkit-details-marker { display: none; }
  .notes-preview {
    max-height: calc(5 * 1.6em);
    overflow: hidden;
    position: relative;
    white-space: pre-wrap;
    font-size: var(--text-sm);
    color: var(--color-text);
    line-height: 1.6;
    word-break: break-word;
    margin-bottom: var(--space-1);
  }
  .notes-preview::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2.5em;
    background: linear-gradient(transparent, var(--color-bg));
    pointer-events: none;
  }
  .notes-expand[open] .notes-preview { display: none; }
  .notes-expand[open] { display: flex; flex-direction: column; }
  .notes-expand[open] > summary { order: 1; }
  .notes-expand[open] > .notes-full { order: 0; }
  .notes-toggle-label {
    display: inline-block;
    font-size: var(--text-xs);
    color: var(--color-link);
    margin-top: var(--space-1);
  }
  .notes-toggle-label:hover { text-decoration: underline; }
  .notes-toggle-label::before { content: "Show more ↓"; }
  .notes-expand[open] .notes-toggle-label::before { content: "Show less ↑"; }
  .notes-full { padding-top: var(--space-3); padding-bottom: var(--space-1); }

  /* --- Release detail --- */
  .release-detail { padding: var(--space-6) 0; }
  .release-header { margin-bottom: var(--space-6); }
  .release-notes { margin-bottom: var(--space-6); }
  .release-assets { margin-bottom: var(--space-6); }
  .release-assets-heading {
    font-size: var(--text-base);
    font-weight: 600;
    margin-bottom: var(--space-3);
  }
  .asset-list {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
  }
  .asset-item {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--color-border-muted);
    font-size: var(--text-sm);
  }
  .asset-item:last-child { border-bottom: none; }
  .asset-name {
    flex: 1;
    color: var(--color-link);
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
  }
  .asset-name:hover { text-decoration: underline; }
  .asset-name-pending {
    color: var(--color-text-muted);
    cursor: default;
  }
  .asset-item-pending { opacity: 0.6; }
  .asset-size, .asset-meta {
    color: var(--color-text-muted);
    font-size: var(--text-xs);
    white-space: nowrap;
  }
  .release-back { margin-top: var(--space-4); display: flex; gap: var(--space-3); align-items: center; justify-content: space-between; }
}

/* ============================================================
   @layer utilities
   ============================================================ */
@layer utilities {
  .text-muted { color: var(--color-text-muted); }
  .text-sm { font-size: var(--text-sm); }
  .text-xs { font-size: var(--text-xs); }
  .font-mono { font-family: var(--font-mono); }
  .mt-1 { margin-top: var(--space-1); }
  .mt-2 { margin-top: var(--space-2); }
  .mt-4 { margin-top: var(--space-4); }
  .mt-6 { margin-top: var(--space-6); }
  .mb-4 { margin-bottom: var(--space-4); }
  .flex { display: flex; }
  .gap-2 { gap: var(--space-2); }
  .gap-4 { gap: var(--space-4); }
  .items-center { align-items: center; }
  .justify-between { justify-content: space-between; }
  .hidden { display: none; }
}

/* ============================================================
   Pagination
   ============================================================ */
.commit-cursor-nav {
  display: flex;
  justify-content: space-between;
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-2);
  padding: var(--space-4) 0 var(--space-2);
}

.commit-cursor-prev { flex: 1; }
.commit-cursor-next { flex: 1; text-align: right; }

.pagination {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-2);
  padding: var(--space-4) 0 var(--space-2);
}

.pagination-prev { justify-self: start; }
.pagination-next  { justify-self: end; }

.pagination-info {
  justify-self: center;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.pagination-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  text-decoration: none;
  color: var(--color-text);
  background: var(--color-bg-subtle);
  transition: background 0.1s, border-color 0.1s;
  white-space: nowrap;
}

.pagination-btn:hover {
  background: var(--color-bg-inset);
  border-color: var(--color-border);
  color: var(--color-text);
  text-decoration: none;
}

  /* Settings */
  .theme-options { display: flex; gap: var(--space-4); margin-bottom: var(--space-4); flex-wrap: wrap; }
  .theme-option { display: flex; align-items: center; gap: var(--space-2); cursor: pointer; font-size: var(--text-sm); }
  .settings-form { display: flex; flex-direction: column; gap: var(--space-4); }
  .passkey-list { display: flex; flex-direction: column; gap: var(--space-2); margin-bottom: var(--space-4); }
  .passkey-item { display: flex; align-items: center; gap: var(--space-3); padding: var(--space-2) 0; border-bottom: 1px solid var(--color-border-muted); font-size: var(--text-sm); }
  .passkey-item:last-child { border-bottom: none; }
  .passkey-date { flex: 1; color: var(--color-text-muted); }
  .ssh-key-info { flex: 1; display: flex; flex-direction: column; gap: var(--space-1); min-width: 0; }
  .ssh-key-name { font-weight: 500; }
  .ssh-key-fingerprint { font-family: var(--font-mono); font-size: var(--text-xs); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .form-textarea { resize: vertical; min-height: 4.5rem; font-family: var(--font-mono); font-size: var(--text-sm); }
  /* Clone popup */
  .clone-popup-details { position: relative; display: inline-block; }
  .clone-popup-details > summary { list-style: none; }
  .clone-popup-details > summary::-webkit-details-marker { display: none; }
  .clone-popup { position: absolute; right: 1rem; top: calc(100% + var(--space-2)); background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-3); min-width: 22rem; z-index: 100; box-shadow: 0 4px 20px rgba(0,0,0,0.15); display: flex; flex-direction: column; gap: var(--space-2); }
  .clone-url-row { display: flex; align-items: center; gap: var(--space-2); }
  .clone-url-label { font-size: var(--text-xs); font-weight: 600; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.05em; min-width: 2.75rem; }
  .clone-url-input { flex: 1; font-family: var(--font-mono); font-size: var(--text-sm); background: var(--color-bg-subtle); border: 1px solid var(--color-border-muted); border-radius: var(--radius-md); padding: var(--space-1) var(--space-2); color: var(--color-text); cursor: text; min-width: 0; }
  .user-list { display: flex; flex-direction: column; gap: var(--space-2); margin-bottom: var(--space-6); }
  .user-item { display: flex; align-items: center; gap: var(--space-3); padding: var(--space-2) 0; border-bottom: 1px solid var(--color-border-muted); font-size: var(--text-sm); }
  .user-item:last-child { border-bottom: none; }
  .user-name { font-weight: 500; flex: 1; }
  .user-date { color: var(--color-text-muted); font-size: var(--text-xs); }