/* stack_card.css — shared shell + card styles for /catalog and /memory.
 *
 * Visual parity with /marketplace: hero, tab strip, filter chips, card
 * grid and empty state all share the marketplace.html .mp-* look so the
 * three pages read as one product. Class names stay `stack-*` (not
 * `mp-*`) because tests + JS hook on these names already; the CSS
 * underneath mirrors marketplace.html rule-for-rule (palette, padding,
 * border-radius, shadow, hover lift, grid breakpoints).
 *
 * Borders and badges are dual-encoded (color + text) per the design
 * spec's a11y constraint — color alone never carries the semantic.
 */

/* ── Hero (gradient, mirrors marketplace.html .mp-hero) ──────────────── */
/* Blue → teal diagonal — replaces the prior monochrome cobalt that read
 * as a flat banner. The teal stop introduces a hue shift so the hero
 * feels like a deliberate visual unit instead of an oversized header. */
.stack-hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #0073D1 0%, #0EA5B5 100%);
  border-radius: 12px;
  padding: 28px 32px;
  margin-bottom: 24px;
  box-shadow: 0 4px 16px rgba(0, 115, 209, 0.2);
  color: #fff;
}
.stack-hero .eyebrow {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 8px;
}
.stack-hero h1 {
  margin: 0;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.4px;
}
.stack-hero .sub {
  margin: 6px 0 0;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.85);
}

/* Embedded hero search — mirrors marketplace .mp-hero .search-row.
 * Floats on top of the gradient like a card; gives the hero a real
 * affordance to interact with instead of being purely decorative. */
.stack-hero__search-row {
  display: flex;
  align-items: stretch;
  margin-top: 18px;
  background: #fff;
  border-radius: 10px;
  padding: 4px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
  max-width: 760px;
}
.stack-hero__search-wrap {
  flex: 1;
  position: relative;
  min-width: 0;
}
.stack-hero__search-row input[type="search"] {
  width: 100%;
  padding: 11px 14px 11px 40px;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  background: transparent;
  color: var(--text-primary, #202124);
  outline: none;
}
.stack-hero__search-row input[type="search"]::placeholder {
  color: var(--text-secondary, #5f6368);
  opacity: 0.75;
}
/* v51 lifecycle status filter row — sits in the hero below the search.
 * White checkbox set on the gradient background; click any combination
 * to filter the card grid by `data-status`. Empty selection = show all. */
.stack-hero__status-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 14px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.92);
  flex-wrap: wrap;
}
.stack-hero__status-row label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  user-select: none;
}
.stack-hero__status-row input[type="checkbox"] {
  accent-color: #0EA5B5;
  cursor: pointer;
}
.stack-hero__status-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: rgba(255, 255, 255, 0.7);
  font-weight: 600;
}
.stack-hero__search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--text-secondary, #5f6368);
  pointer-events: none;
}

/* ── Curator info block (marketplace .mp-curator-block) ──────────────── */
/* Light card with a primary-blue left border + bold title + body text;
 * mirrors the trust/info pattern marketplace uses below the hero to
 * explain the page purpose. The slot sits between hero and tab strip
 * so it feels like part of the page chrome, not a banner. */
.stack-curator-block {
  background: rgba(0, 115, 209, 0.06);
  border: 1px solid rgba(0, 115, 209, 0.18);
  border-left: 3px solid var(--primary, #0073D1);
  border-radius: 8px;
  padding: 12px 16px;
  margin-bottom: 18px;
}
.stack-curator-block__title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary, #202124);
  margin-bottom: 2px;
}
.stack-curator-block__body {
  font-size: 13px;
  color: var(--text-secondary, #5f6368);
  line-height: 1.5;
}

/* ── Tab strip + filter chips (marketplace .mp-tabs / .mp-tabs-row) ──── */
.stack-tabs-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
/* Right-of-tabs action slot (marketplace .mp-actions parity). The
 * tab strip is the left child of .stack-tabs-row; this slot sits on
 * the right with the admin-only CTA (+ New Data Package on /catalog,
 * Manage domains → on /memory). Hidden gracefully when no admin
 * actions render. */
.stack-tabs-row__actions {
  display: flex;
  gap: 8px;
  align-items: center;
}
.stack-tabs-row__actions .btn {
  font-size: 13px;
  padding: 7px 14px;
  border-radius: 8px;
  border: 1px solid var(--border, #eceff1);
  background: var(--surface, #fff);
  color: var(--text-primary, #202124);
  text-decoration: none;
  font-weight: 500;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.15s ease;
}
.stack-tabs-row__actions .btn:hover {
  border-color: var(--primary, #0073D1);
  color: var(--primary, #0073D1);
}
.stack-tabs {
  display: flex;
  gap: 4px;
  align-items: center;
  background: var(--surface, #ffffff);
  border: 1px solid var(--border, #eceff1);
  border-radius: 10px;
  padding: 4px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}
.stack-tabs button {
  appearance: none;
  border: none;
  background: transparent;
  color: var(--text-secondary, #5f6368);
  padding: 8px 16px;
  border-radius: 7px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  font-family: inherit;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.15s ease;
}
.stack-tabs button .tab-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}
/* Per-tab icon tint mirrors marketplace.html: blue = browse / curated,
 * amber = "in your stack" (matches the amber In Stack badge). */
.stack-tabs button[data-tab="browse"] .tab-icon { color: #0073D1; }
.stack-tabs button[data-tab="my"] .tab-icon     { color: #F59F0A; }
.stack-tabs button.is-active .tab-icon          { color: #fff; }
.stack-tabs button:hover {
  color: var(--text-primary, #202124);
  background: var(--bg, #f8f9fa);
}
.stack-tabs button.is-active {
  background: var(--primary, #0073D1);
  color: #fff;
}
.stack-tabs button .count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  height: 18px;
  padding: 0 6px;
  border-radius: 9px;
  background: rgba(0, 0, 0, 0.08);
  color: inherit;
  font-size: 11px;
  font-weight: 600;
}
.stack-tabs button.is-active .count {
  background: rgba(255, 255, 255, 0.2);
}

.stack-filter-row {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.stack-filter-row .pill {
  appearance: none;
  border: 1px solid var(--border, #eceff1);
  background: var(--surface, #fff);
  color: var(--text-primary, #202124);
  padding: 7px 12px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  font-family: inherit;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
}
.stack-filter-row .pill:hover {
  border-color: var(--primary, #0073D1);
  color: var(--primary, #0073D1);
}
.stack-filter-row .pill.is-active {
  background: rgba(0, 115, 209, 0.12);
  color: var(--primary, #0073D1);
  border-color: var(--primary, #0073D1);
}

.stack-search {
  flex: 1 1 240px;
  max-width: 320px;
  padding: 7px 12px;
  border: 1px solid var(--border, #eceff1);
  border-radius: 8px;
  font-size: 13px;
  font-family: inherit;
}
.stack-search:focus {
  outline: none;
  border-color: var(--primary, #0073D1);
}

/* ── Card grid (marketplace .mp-grid) ────────────────────────────────── */
.stack-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
@media (max-width: 1100px) { .stack-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 820px)  { .stack-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 540px)  { .stack-grid { grid-template-columns: 1fr; } }

/* ── Card (marketplace .mp-card) ─────────────────────────────────────── */
.stack-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--surface, #ffffff);
  border: 1px solid var(--border, #eceff1);
  border-radius: 12px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
  overflow: hidden;
  transition: all 0.15s ease;
  text-decoration: none;
  color: inherit;
}
.stack-card:hover {
  border-color: var(--primary, #0073D1);
  box-shadow: 0 6px 20px rgba(0, 115, 209, 0.12);
  transform: translateY(-2px);
}

/* Photo banner (marketplace .mp-card .photo). 120px tall full-width
 * gradient header with centered 2-letter initials in 26px bold — the
 * single dominant visual element of each card, replacing the previous
 * tiny inline icon-box. Mirrors marketplace.html .mp-card .photo
 * pixel-for-pixel so /catalog, /memory and /marketplace tiles look
 * identical at glance distance. The gradient `background` is set
 * inline on the element from `entry.color` so each card scopes to its
 * package/domain palette. */
.stack-card__photo {
  width: 100%;
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary, #0073D1);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 0.5px;
  /* Background gradient set inline on the element via `style=` so each
   * card can pick its own primary stop from `entry.color`. */
}
/* When the banner contains an admin-supplied emoji glyph instead of
 * letter initials, drop the size + letter-spacing slightly so the
 * glyph reads as a domain marker rather than a giant emoji. */
.stack-card__photo--glyph {
  font-size: 30px;
  letter-spacing: 0;
}

/* v50: admin-uploaded cover image fills the photo banner. ``object-fit:
 * cover`` clips overflow so any aspect ratio works without distortion;
 * ``display: block`` removes the inline-baseline gap that would otherwise
 * leave a 4px ghost stripe below the image. */
.stack-card__photo img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}
/* When the <img> 404s the JS swap clears the parent's child and writes
 * the initials as plain text — we want the same centered + 26px-bold
 * look as the no-cover initials path. The parent already has the
 * background color set inline; this rule just keeps the text geometry
 * stable across the failure boundary. */
.stack-card__photo--failed {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 0.5px;
}

/* Body (marketplace .mp-card .body). Sits below the photo banner. */
.stack-card__body {
  padding: 14px 16px 12px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* Footer (marketplace .mp-card .footer): meta on the left, action on the right. */
.stack-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 16px;
  border-top: 1px solid var(--border-light, #eceff1);
  font-size: 11px;
  color: var(--text-secondary, #5f6368);
}

/* Required + In-stack state — both use amber accent for cross-page
 * coherence with marketplace .mp-card.is-installed (single "in your
 * stack" amber convention across all three pages — /marketplace,
 * /catalog, /memory). Semantic distinction stays via the badge label
 * (Required vs In stack), not via color. 1px low-opacity to mirror
 * marketplace's border-color: rgba(245,159,10,0.55) — keeps the box
 * geometry stable on state change (no 2px-vs-1px hover wiggle). */
.stack-card.is-required,
.stack-card.is-in-stack {
  border-color: rgba(245, 159, 10, 0.55);
}

.stack-card__req-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  padding: 4px 10px;
  border-radius: 999px;
  background: #f59e0b;
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2px;
  border: 1px solid rgba(255, 255, 255, 0.55);
  z-index: 2;
}
/* In-stack badge: same amber as required, distinguished only by label.
 * Matches marketplace's amber "In stack" pill on .mp-card.is-installed. */
.stack-card__req-badge--instack {
  background: #f59e0b;
}

/* My Stack tab — every visible card is in-stack by definition (and
 * Required cards are also in-stack), so both badge variants are
 * redundant info-wise. Suppressing them here keeps the My Stack grid
 * visually cleaner without losing the affordance on Browse where it
 * matters. */
[data-view="my"] .stack-card__req-badge { display: none; }

/* v51 — palette swatch row for the Create/Edit modals (Data Package +
 * Memory Domain). 8 vendor-neutral design-system colors; click sets the
 * adjacent native <input type="color"> so the palette is the obvious
 * choice while the free-form picker stays as the escape hatch. */
.cf-palette-row {
  display: flex;
  gap: 6px;
  margin-bottom: 6px;
  flex-wrap: wrap;
}
.cf-palette-row .cf-swatch {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  border: 1px solid rgba(15, 23, 42, 0.15);
  cursor: pointer;
  padding: 0;
  background: var(--bg, #fff);
  transition: transform 0.1s ease, box-shadow 0.1s ease;
}
.cf-palette-row .cf-swatch:hover {
  transform: scale(1.08);
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.18);
}
.cf-palette-row .cf-swatch.is-active {
  outline: 2px solid #0073D1;
  outline-offset: 2px;
}

/* v51 cover-corner lifecycle status pill. Sits top-left of the cover
 * banner; only the non-default values render (prod is implicit). Small
 * tinted chip with white fill so it survives any cover color. */
.stack-card__status-pill {
  position: absolute;
  top: 8px;
  left: 8px;
  display: inline-block;
  padding: 2px 8px;
  background: rgba(255, 255, 255, 0.92);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  line-height: 1.4;
  color: #475569;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.18);
}
.stack-card__status-pill--poc    { color: #b45309; }   /* amber */
.stack-card__status-pill--coming { color: #6d28d9; }   /* violet */
.stack-card__status-pill--draft  { color: #475569; }   /* slate */
.stack-card__photo { position: relative; }             /* anchor for pill */

/* v53 cover-corner emoji glyph — when entry.icon is a single emoji,
 * render it absolute-positioned in the lower-right of the cover at
 * low opacity. Keeps initials as the prominent foreground; the glyph
 * gives the "data product" feel without shipping a Lucide bundle. */
.stack-card__cover-glyph {
  position: absolute;
  right: 6px;
  bottom: 4px;
  font-size: 32px;
  line-height: 1;
  opacity: 0.35;
  pointer-events: none;
  filter: drop-shadow(0 1px 2px rgba(15, 23, 42, 0.25));
}

/* v51 card eyebrow — small uppercase classifier above the title.
 * Tracks marketplace eyebrows visually so /catalog + /marketplace cards
 * read as one product family. */
.stack-card__eyebrow {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: #0073D1;
  margin-bottom: 4px;
}

/* Title — up to 2 lines (clamp), mirrors marketplace .mp-card .name.
 * Wrap rather than nowrap so long bundle names don't get hard-truncated
 * mid-word; line-clamp:2 keeps the card height predictable in the grid. */
.stack-card__title {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary, #202124);
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.stack-card__meta {
  margin-top: 2px;
  font-size: 11px;
  color: var(--text-secondary, #5f6368);
}

.stack-card__desc {
  font-size: 12px;
  color: var(--text-secondary, #5f6368);
  line-height: 1.5;
  display: -webkit-box;
  /* Bumped 2 → 4 per first-demo feedback: 2-line clamp made every
     description trail off in "…" before the meaningful second clause,
     forcing analysts to click through to read the full sentence. Detail
     page (/catalog/p/<slug>) still carries the unclamped body for
     longer admin-authored content. */
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Tag pills (marketplace .mp-card .cat-badge). */
.stack-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.stack-card__tag {
  font-size: 10px;
  color: var(--text-secondary, #5f6368);
  border: 1px solid var(--border, #eceff1);
  border-radius: 4px;
  padding: 2px 7px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  font-weight: 500;
}

.stack-card__drilldown,
.stack-card__author {
  font-size: 11px;
  color: var(--text-secondary, #5f6368);
  text-decoration: none;
  font-weight: 500;
}
.stack-card__drilldown:hover {
  color: var(--primary, #0073D1);
  text-decoration: underline;
}

.stack-card__btn {
  appearance: none;
  border: 1px solid var(--border, #eceff1);
  background: var(--surface, #fff);
  color: var(--text-primary, #202124);
  padding: 6px 14px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.15s ease;
}
.stack-card__btn:focus-visible {
  outline: 2px solid var(--primary, #0073D1);
  outline-offset: 2px;
}
.stack-card__btn--add {
  background: var(--primary, #0073D1);
  color: #fff;
  border-color: var(--primary, #0073D1);
}
.stack-card__btn--add:hover {
  background: var(--primary-dark, #0056A3);
}
.stack-card__btn--remove {
  background: #fff;
  color: #b91c1c;
  border-color: #fecaca;
}
.stack-card__btn--remove:hover {
  background: #fee2e2;
}
.stack-card__btn--required {
  background: #fef3c7;
  color: #92400e;
  border-color: #fde68a;
  cursor: not-allowed;
}

/* ── Empty state (marketplace .mp-empty) ─────────────────────────────── */
.stack-empty {
  text-align: center;
  padding: 56px 24px;
  color: var(--text-secondary, #5f6368);
  font-size: 14px;
  background: var(--surface, #fff);
  border: 1px dashed var(--border, #eceff1);
  border-radius: 12px;
}
.stack-empty .icon {
  font-size: 40px;
  display: block;
  margin-bottom: 12px;
  line-height: 1;
}
.stack-empty h3 {
  margin: 0 0 8px;
  color: var(--text-primary, #202124);
  font-size: 16px;
  font-weight: 600;
}
.stack-empty p {
  margin: 0 auto 4px;
  max-width: 480px;
  line-height: 1.5;
}
.stack-empty .cta {
  margin-top: 20px;
}
.stack-empty .cta a,
.stack-empty .cta .btn {
  display: inline-block;
  margin: 0 6px;
  padding: 8px 16px;
  background: var(--primary, #0073D1);
  color: #fff;
  font-weight: 500;
  text-decoration: none;
  border-radius: 8px;
  border: none;
  font-size: 13px;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.15s ease;
}
.stack-empty .cta a:hover,
.stack-empty .cta .btn:hover {
  background: var(--primary-dark, #0056A3);
}
.stack-empty .cta a.secondary {
  background: transparent;
  color: var(--primary, #0073D1);
  border: 1px solid var(--border, #eceff1);
}
.stack-empty .cta a.secondary:hover {
  background: var(--bg, #f8f9fa);
}

/* Yellow chip rendered next to admin-only affordances on /catalog and
   /memory. The previous "(admin)" parenthetical was ambiguous — admins
   couldn't tell whether non-admins also saw the button. The pill +
   title tooltip make the visibility hint unmistakable: yellow signals
   "only you see this". Non-admin viewers don't see the parent affordance
   at all (server-side {% if user.is_admin %} gate). */
.admin-only-hint {
  display: inline-block;
  margin-left: 6px;
  padding: 1px 6px;
  background: #fef3c7;
  color: #92400e;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  border-radius: 999px;
  vertical-align: middle;
  cursor: help;
}

[hidden] { display: none !important; }