/* Gigit's only stylesheet. Spec section 10: one hand-written file, no
   framework, no build step, no CDN. Everything a page can show is styled
   here, so a page only ever needs the helpers in html.ts. */

/* ------------------------------------------------------------- the palette
   Every colour in the app is one of these. Dark mode below redefines the
   same names and nothing else, so no rule is ever written twice. */

:root {
  color-scheme: light dark;

  --bg: #f6f8fa;
  --surface: #ffffff;
  --surface-2: #f6f8fa;
  --surface-3: #eaeef2;
  --border: #d0d7de;
  --border-strong: #afb8c1;

  --text: #1f2328;
  --text-muted: #59636e;

  --accent: #0969da;
  --accent-hover: #0860ca;
  --accent-fg: #ffffff;
  --accent-soft: #ddf4ff;

  --success: #1a7f37;
  --success-soft: #dafbe1;
  --danger: #cf222e;
  --danger-soft: #ffebe9;
  --warn: #9a6700;
  --warn-soft: #fff8c5;

  /* Diffs get their own pair so a tweak to the semantic colours above never
     changes how a patch reads. */
  --diff-add: #e6ffec;
  --diff-del: #ffebe9;
  --diff-hunk-bg: #ddf4ff;
  --diff-hunk-fg: #0550ae;

  /* The nav and the deploy log are dark in both themes: one is chrome, the
     other is a terminal. */
  --nav-bg: #24292f;
  --nav-fg: #ffffff;
  --nav-fg-muted: #d0d7de;
  --term-bg: #0d1117;
  --term-fg: #d5dbe3;

  --radius: 6px;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d1117;
    --surface: #151b23;
    --surface-2: #1b2028;
    --surface-3: #262c36;
    --border: #3d444d;
    --border-strong: #4d545e;

    --text: #e6edf3;
    --text-muted: #9198a1;

    --accent: #4493f8;
    --accent-hover: #58a6ff;
    --accent-fg: #ffffff;
    --accent-soft: #121d2f;

    --success: #3fb950;
    --success-soft: #12261e;
    --danger: #f85149;
    --danger-soft: #291415;
    --warn: #d29922;
    --warn-soft: #272115;

    --diff-add: #12261e;
    --diff-del: #291415;
    --diff-hunk-bg: #121d2f;
    --diff-hunk-fg: #4493f8;

    --nav-bg: #151b23;
    --nav-fg: #e6edf3;
    --nav-fg-muted: #9198a1;
  }
}

/* ---------------------------------------------------------------- the page */

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.5;
  /* The page column never scrolls sideways; wide things scroll in .scroll-x. */
  overflow-x: hidden;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

p {
  margin: 0 0 10px;
}

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

ul {
  margin: 6px 0;
  padding-left: 20px;
}

code {
  font-family: var(--mono);
  font-size: 0.92em;
  padding: 1px 5px;
  border-radius: 4px;
  background: var(--surface-3);
  overflow-wrap: anywhere;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 3px;
}

.main {
  max-width: 1120px;
  margin: 0 auto;
  padding: 20px 16px 64px;
}

/* The one vertical rhythm in the app: every page is a stack of boxes. */
.stack {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.main > .box {
  margin-bottom: 16px;
}

/* ------------------------------------------------------------------- nav */

.nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  padding: 0 16px;
  min-height: 48px;
  background: var(--nav-bg);
  color: var(--nav-fg);
}

.nav a {
  color: var(--nav-fg-muted);
}

.nav-brand {
  font-size: 15px;
  font-weight: 600;
  color: var(--nav-fg) !important;
}

.nav a:hover {
  color: var(--nav-fg);
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 16px;
}

.nav-spacer {
  flex: 1 1 auto;
}

.nav-user {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* The account menu: a details element dressed as a dropdown. nav.js only
   adds closing it on an outside click or Escape. */
.nav-menu {
  position: relative;
}

.nav-menu > summary {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: var(--radius);
  color: var(--nav-fg-muted);
  cursor: pointer;
  user-select: none;
  list-style: none;
}

.nav-menu > summary::-webkit-details-marker {
  display: none;
}

.nav-menu > summary:hover,
.nav-menu[open] > summary {
  background: rgba(127, 127, 127, 0.25);
  color: var(--nav-fg);
}

.nav-menu-caret {
  font-size: 10px;
  line-height: 1;
}

.nav-menu-list {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  z-index: 20;
  min-width: 180px;
  padding: 4px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.22);
}

/* Both rows are one control each; the logout one has to be a form post, so
   its button is stripped back to look like the link above it. */
.nav-menu-list a,
.nav-menu-list button {
  display: block;
  width: 100%;
  padding: 6px 10px;
  border: none;
  border-radius: 4px;
  background: none;
  color: var(--text) !important;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.nav-menu-list a:hover,
.nav-menu-list button:hover {
  background: var(--surface-3);
  text-decoration: none;
}

/* ------------------------------------------------------------------ boxes
   win() in html.ts renders one of these for every titled region. */

.box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.box-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  background: var(--surface-2);
  border-radius: var(--radius) var(--radius) 0 0;
}

.box-title {
  flex: 1 1 auto;
  min-width: 0;
  margin: 0;
  font-size: 14px;
  font-weight: 600;
  overflow-wrap: anywhere;
}

.box-actions {
  display: flex;
  gap: 4px;
}

.box-actions button {
  min-width: 26px;
  padding: 2px 6px;
  font-size: 12px;
}

.box-body {
  padding: 14px;
}

/* Where the status bar used to be: one muted line, and the region kanban.js
   and log.js write progress and errors into. */
.box-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 16px;
  padding: 8px 14px;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 12px;
}

.box-foot-item {
  margin: 0;
}

/* A plain bordered container. sunken() wraps anything that needs an edge of
   its own inside a box: a table, a diff, a blob. */
.frame {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.scroll-x {
  overflow-x: auto;
}

/* --------------------------------------------------------------- tables */

.grid {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.grid th {
  padding: 8px 12px;
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
  color: var(--text-muted);
  font-weight: 600;
  text-align: left;
  white-space: nowrap;
}

.grid td {
  padding: 7px 12px;
  border-top: 1px solid var(--border);
  vertical-align: top;
}

/* The first row sits against the frame edge or the header, never both. */
.grid tbody tr:first-child td {
  border-top: none;
}

.grid thead + tbody tr:first-child td {
  border-top: 1px solid var(--border);
}

/* Each action in a table cell is its own little post form; they belong on
   one line, not stacked. */
.grid td > form {
  display: inline-block;
}

.grid td > form + form {
  margin-left: 6px;
}

/* Headerless two column tables: commit metadata, run metadata, account. */
.kv td:first-child {
  width: 1%;
  white-space: nowrap;
  color: var(--text-muted);
}

/* -------------------------------------------------------------- controls */

button,
input,
select,
textarea {
  font: inherit;
  color: var(--text);
}

input[type="text"],
input[type="password"],
input[type="file"],
select,
textarea {
  padding: 5px 10px;
  min-height: 32px;
  max-width: 100%;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
}

textarea {
  width: 100%;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.5;
  resize: vertical;
}

input[readonly] {
  background: var(--surface-2);
  color: var(--text-muted);
}

input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -1px;
  border-color: var(--accent);
}

label {
  color: var(--text-muted);
  font-weight: 500;
}

button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 5px 14px;
  min-height: 32px;
  background: var(--surface-2);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  font-weight: 500;
  cursor: pointer;
}

button:hover {
  background: var(--surface-3);
}

button:active {
  background: var(--border);
}

button:disabled {
  opacity: 0.55;
  cursor: default;
}

/* One primary per form at most: the thing the page is for. */
button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-fg);
}

button.primary:hover:not(:disabled) {
  background: var(--accent-hover);
}

button.danger {
  color: var(--danger);
  border-color: var(--border-strong);
}

button.danger:hover:not(:disabled) {
  background: var(--danger);
  border-color: var(--danger);
  color: #ffffff;
}

/* Two shapes only. ".field-row" is a row of controls side by side, which is
   now always buttons or links; every labelled control is a stacked row, with
   the label on its own line above its input. */
.field-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.field-row + .field-row,
.field-row-stacked + .field-row,
.field-row + .field-row-stacked,
.field-row-stacked + .field-row-stacked {
  margin-top: 12px;
}

/* Inside a stack the gap already spaces them; the adjacency rule above is for
   the plain form bodies that are not one. */
.stack > .field-row,
.stack > .field-row-stacked {
  margin-top: 0;
}

.field-row-stacked {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 5px;
}

.field-row-stacked > label {
  font-size: 13px;
}

/* A stacked control fills its box, which is right for a card title or a body,
   but a select holds one short line, so it gets a column width instead. */
.field-row-stacked > select {
  max-width: 420px;
}

/* Same reason, for a form that is nothing but short fields: without this the
   inputs stretch the full width of the page and read as banners. */
.narrow-form {
  max-width: 420px;
}

/* -------------------------------------------------------- repo header */

.repo-header {
  margin-bottom: 16px;
}

/* Inside a stack the gap already separates it. */
.stack > .repo-header {
  margin-bottom: 0;
}

.repo-title {
  margin: 0;
  font-size: 20px;
  font-weight: 600;
  overflow-wrap: anywhere;
}

.repo-desc {
  margin: 4px 0 0;
  color: var(--text-muted);
}

.repo-clone {
  margin-top: 12px;
  align-items: center;
}

.repo-clone input {
  flex: 1 1 320px;
  min-width: 0;
  font-family: var(--mono);
  font-size: 12px;
}

/* The section tabs. The active one carries aria-current, which is both the
   accessible answer and the styling hook. The underline is an inset shadow
   rather than a border so it cannot shift the row when a tab activates, and
   so the row still scrolls cleanly on a narrow screen. */
.tabs {
  display: flex;
  gap: 2px;
  margin-top: 14px;
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
}

.tabs a {
  padding: 8px 14px;
  border-radius: var(--radius) var(--radius) 0 0;
  color: var(--text);
  white-space: nowrap;
}

.tabs a:hover {
  background: var(--surface-3);
  text-decoration: none;
}

.tabs a[aria-current="page"] {
  box-shadow: inset 0 -2px var(--accent);
  font-weight: 600;
}

/* ------------------------------------------------------------ breadcrumb */

.breadcrumb {
  margin-bottom: 12px;
  font-family: var(--mono);
  font-size: 13px;
  overflow-wrap: anywhere;
}

.breadcrumb .sep {
  color: var(--text-muted);
  padding: 0 2px;
}

/* ----------------------------------------------------------- file listing */

.tree-name {
  overflow-wrap: anywhere;
}

/* Directories read before files: heavier, and the row they lead to is the
   common case, so give them the whole cell width. */
.tree-dir a {
  font-weight: 600;
}

/* SHAs, refs and paths are all fixed width wherever they appear. */
.mono,
.sha {
  font-family: var(--mono);
  font-size: 12.5px;
}

/* ------------------------------------------------------------- activity */

.event {
  padding: 12px 14px;
}

.event-head {
  overflow-wrap: anywhere;
}

.event ul {
  margin: 6px 0 0;
  color: var(--text-muted);
}

/* --------------------------------------------------------------- pills */

.pill {
  display: inline-block;
  padding: 1px 9px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}

.pill-queued {
  background: var(--surface-3);
  border-color: var(--border);
  color: var(--text-muted);
}

.pill-running {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
}

.pill-success {
  background: var(--success-soft);
  border-color: var(--success);
  color: var(--success);
}

.pill-failed {
  background: var(--danger-soft);
  border-color: var(--danger);
  color: var(--danger);
}

.pill-error,
.pill-unknown {
  background: var(--warn-soft);
  border-color: var(--warn);
  color: var(--warn);
}

/* ----------------------------------------------------------- code views */

.plain {
  margin: 0;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  font-family: var(--mono);
  font-size: 13px;
}

/* preText inside a box body wants an edge of its own, like a code block. */
.box-body > .plain {
  padding: 10px 12px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.diff,
.blob {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--mono);
  font-size: 12.5px;
  line-height: 1.45;
}

.diff td,
.blob td {
  padding: 0 10px;
  vertical-align: top;
  white-space: pre;
}

/* The gutter is scenery, not content: it must never land in a copied
   selection of the file. */
.diff .lineno,
.blob .lineno {
  width: 1%;
  padding: 0 8px;
  text-align: right;
  background: var(--surface-2);
  border-right: 1px solid var(--border);
  color: var(--text-muted);
  user-select: none;
}

.diff .add {
  background: var(--diff-add);
}

.diff .del {
  background: var(--diff-del);
}

.diff .hunk {
  background: var(--diff-hunk-bg);
  color: var(--diff-hunk-fg);
}

.diff-file {
  margin: 16px 0 6px;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 600;
  overflow-wrap: anywhere;
}

.diff-file:first-child {
  margin-top: 0;
}

/* A terminal, so it stays dark in both themes. log.js appends to it and
   keeps it pinned to the bottom. */
.log-output {
  height: 60vh;
  margin: 0;
  padding: 10px 12px;
  overflow: auto;
  background: var(--term-bg);
  color: var(--term-fg);
  border-radius: var(--radius);
  font-family: var(--mono);
  font-size: 12.5px;
  line-height: 1.5;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

/* ---------------------------------------------------------------- board */

.board {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  overflow-x: auto;
  padding-bottom: 8px;
}

.board-column {
  flex: 0 0 280px;
  max-width: 280px;
}

.board-column .box-body {
  padding: 10px;
}

.board-cards {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 48px;
  max-height: 65vh;
  overflow-y: auto;
  margin-bottom: 10px;
}

.board-card {
  padding: 10px;
  background: var(--surface-2);
  cursor: grab;
}

.board-card:hover {
  border-color: var(--border-strong);
}

.board-card.dragging {
  opacity: 0.4;
}

/* The card title fills its card so the whole block reads as one target. */
.board-card-title {
  display: block;
  color: var(--text);
  font-weight: 500;
  overflow-wrap: anywhere;
}

.board-card-meta {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  margin-top: 6px;
  color: var(--text-muted);
  font-size: 12px;
}

.drop-line {
  height: 2px;
  border-radius: 2px;
  background: var(--accent);
  pointer-events: none;
}

.board-add {
  flex: 0 0 240px;
}

/* The inline add-card and rename-column rows kanban.js builds. */
.inline-edit input[type="text"] {
  flex: 1 1 100%;
  min-width: 0;
}

/* ----------------------------------------------------------- attachments */

.attachment {
  padding: 10px;
}

.thumb {
  max-width: 240px;
  height: auto;
  border-radius: 4px;
}

/* ----------------------------------------------------------- login page */

.login-box {
  max-width: 360px;
  margin: 48px auto 0;
}

.field-row.login-actions {
  margin-top: 18px;
}

.form-error {
  margin-top: 12px;
  color: var(--danger);
}

.login-actions button {
  width: 100%;
}

/* The token field and its reveal button are one control. */
.input-reveal {
  display: flex;
  align-items: stretch;
  gap: 6px;
}

.input-reveal input {
  flex: 1 1 auto;
  min-width: 0;
}

.reveal {
  flex: 0 0 auto;
  padding: 0 10px;
  color: var(--text-muted);
}

.reveal .icon-eye-off,
.reveal[aria-pressed="true"] .icon-eye {
  display: none;
}

.reveal[aria-pressed="true"] .icon-eye-off {
  display: block;
}

/* ---------------------------------------------------------- access grid */

.access-grid th:not(:first-child),
.access-grid td:not(:first-child) {
  text-align: center;
}

.access-grid input[type="checkbox"] {
  width: 16px;
  height: 16px;
  margin: 0;
  accent-color: var(--accent);
  cursor: pointer;
}

/* The boxes carry no visible label, so the label is only there to widen the
   hit area around its checkbox. */
.access-grid td label {
  display: inline-block;
  padding: 6px;
  cursor: pointer;
}

/* ----------------------------------------------------------------- misc */

.muted {
  color: var(--text-muted);
}

.right {
  display: block;
  text-align: right;
}

/* Never a blank box: an empty region says what would fill it. */
.empty {
  margin: 0;
  padding: 20px 4px;
  color: var(--text-muted);
  text-align: center;
}

.pager {
  margin-top: 14px;
  justify-content: center;
  color: var(--text-muted);
}

/* ---------------------------------------------------------------- phone */

@media (max-width: 640px) {
  .main {
    padding: 14px 10px 48px;
  }

  .nav {
    padding: 6px 10px;
    gap: 10px;
  }

  .box-body {
    padding: 12px;
  }

  .repo-title {
    font-size: 18px;
  }

  .board-column,
  .board-add {
    flex-basis: 84vw;
    max-width: 84vw;
  }
}