// ─────────────────────────────────────────────────────────────────────────────
// Page: Issues  (/*/issues  +  /*/issues/*  +  /*/issues/new)
// File:      src/scss/pages/_issues.scss
//
// STRUCTURAL LAYOUT ONLY — zero colors, zero typography here.
// Visual rules live in components/_issues.scss.
// ─────────────────────────────────────────────────────────────────────────────

// ── Issue list page (.isl-*) ──────────────────────────────────────────────────

// App-shell page (issue #139) — .isl-page fills whatever the body shell
// leaves it via flex, no calc()/height budget needed.
.isl-page {
  flex: 1;
  min-height: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);

  @media (max-width: 900px) { overflow: visible; }
}

.isl-stat-strip {
  flex-shrink: 0;
}

// Independently-scrolling columns — each is `flex: 1` within the
// app-shell's remaining space, not a calc()'d height. See
// docs/issues/two-column-app-shell-refactor.md.
.isl-layout {
  display: grid;
  grid-template-columns: 1fr 220px;
  gap: var(--space-4);
  align-items: stretch;
  min-height: 0;
  flex: 1;

  @media (max-width: 900px) {
    grid-template-columns: 1fr;
  }
}

.isl-main {
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--border-default) transparent;

  // The card wrapper (clips rounded corners around the row list, see
  // issue_list.html) is a flex item here — without flex-shrink:0 it
  // shrinks to fit isl-main's bounded height by default instead of
  // overflowing, so isl-main's own overflow-y:auto never triggers and
  // the card's `overflow:hidden` silently eats everything past the fold.
  > .card {
    flex-shrink: 0;
  }

  @media (max-width: 900px) { overflow-y: visible; }
}

.isl-sidebar {
  display: flex;
  flex-direction: column;
  gap: 0;
  min-height: 0;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--border-default) transparent;

  @media (max-width: 900px) {
    overflow-y: visible;
    display: none;
  }
}

.isl-list { display: flex; flex-direction: column; }

.isl-row-body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.isl-row-title-line {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.isl-row-meta-line {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.isl-row-intel-line {
  display: flex;
  align-items: center;
  gap: 5px;
  flex-wrap: wrap;
}

.isl-row-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
  flex-shrink: 0;
}

.isl-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-12) var(--space-6);
  text-align: center;
  gap: var(--space-3);
}

.isl-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4) 0;
}

.isl-tpl-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
}

.isl-sb-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.isl-sb-labels { display: flex; flex-direction: column; gap: 4px; }
.isl-sb-people { display: flex; flex-direction: column; gap: 4px; }

.isl-sb-intel-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.isl-sb-intel-body {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
  min-width: 0;
}

.isl-sb-agent-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.isl-stat-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.isl-stat-counts {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.isl-strip-filters {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.isl-tabs {
  display: flex;
  align-items: center;
}

.isl-filters {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-left: auto;
  flex-wrap: wrap;
  padding: var(--space-2) 0;
}

// ── Issue detail page (.isd-*) ─────────────────────────────────────────────────

// App-shell page (issue #139) — fills whatever the body shell leaves it.
.isd-page {
  flex: 1;
  min-height: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;

  @media (max-width: 900px) { overflow: visible; }
}

.isd-hero {
  flex-shrink: 0;
}

.isd-hero-inner {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-8) var(--space-6) var(--space-5);
}

.isd-eyebrow {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-bottom: var(--space-4);
}

.isd-eyebrow-left {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.isd-eyebrow-right {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.isd-wrap {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-5) var(--space-6) var(--space-10);
  width: 100%;

  @media (max-width: 900px) { overflow: visible; }
}

// Independently-scrolling columns — each is `flex: 1` within the
// app-shell's remaining space, not a calc()'d height. See
// docs/issues/two-column-app-shell-refactor.md.
.isd-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: var(--space-6);
  align-items: stretch;
  min-height: 0;
  flex: 1;

  @media (max-width: 900px) {
    grid-template-columns: 1fr;
  }
}

.isd-main {
  min-width: 0;
  min-height: 0;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--border-default) transparent;

  @media (max-width: 900px) { overflow-y: visible; }
}

.isd-sidebar {
  display: flex;
  flex-direction: column;
  gap: 0;
  min-height: 0;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--border-default) transparent;

  // See isl-main's .card comment — direct children of a flex column
  // shrink-to-fit by default instead of overflowing; the sidebar's
  // stacked metadata cards must not compress.
  > * {
    flex-shrink: 0;
  }

  @media (max-width: 900px) { overflow-y: visible; }
}

.isd-panel-hd {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
}

.isd-anchor-addr {
  display: flex;
  align-items: center;
  gap: 0;
  flex: 1;
  min-width: 0;
}

.isd-anchor-stats {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.isd-body-hd {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
}

.isd-event-replies {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.isd-event-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6) var(--space-4);
}

.isd-release-bd {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: var(--space-2) var(--space-3);
}

.isd-rel-commit-top {
  display: flex;
  align-items: center;
  gap: 6px;
}

.isd-rel-landed-in {
  display: flex;
  align-items: center;
  gap: 5px;
  flex-wrap: wrap;
}

.isd-ic-section {
  display: flex;
  flex-direction: column;
  gap: 7px;
  padding: 9px 12px;
}

.isd-ic-section-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.isd-ic-blast-hero {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.isd-ic-blast-nums {
  display: flex;
  align-items: baseline;
  gap: 5px;
}

.isd-ic-grav-wrap {
  display: flex;
  align-items: center;
  gap: 7px;
}

.isd-ic-grav-track {
  flex: 1;
  height: 10px;
  overflow: hidden;
}

.isd-ic-co-syms {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
}

.isd-ic-churn-line {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 4px;
}

.isd-ic-sparkline {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 36px;
}

.isd-ic-issue-list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

// ── New issue page (.isn-*) ────────────────────────────────────────────────────

.isn-page {
  max-width: 960px;
  margin: 0 auto;
  padding: var(--space-4) var(--space-3);
}

.isn-layout {
  display: grid;
  grid-template-columns: 1fr 240px;
  gap: var(--space-4);
  align-items: start;

  @media (max-width: 720px) { grid-template-columns: 1fr; }
}

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

.isn-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
}

.isn-card-body {
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.isn-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.isn-section-header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.isn-cli-block {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.isn-cli-step {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
}

.isn-cli-step-body {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
  min-width: 0;
}

.isn-anatomy {
  display: flex;
  flex-direction: column;
}

.isn-anatomy-row {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
}

.isn-sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.isn-sb-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.isn-sb-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
}