/* ================================================================
   blog-index-v2.css — Nopturnia blog index (pages/blog.html)

   Index-only components. Tokens, site nav, mobile sheet, breadcrumb
   and footer all come from blog-v2.css, which is shared with the
   homepage and all article pages — never fork or edit that file.

   Scope: body.blog-v2.blog-index
================================================================ */

/* ===== PAGE ===== */

body.blog-index .bi-wrap {
  max-width: var(--v2-max-w);
  margin: 0 auto;
  padding: 0 24px;
}

body.blog-index .bi-skip {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  padding: 10px 16px;
  background: var(--v2-ink);
  color: var(--v2-bg);
  border-radius: var(--v2-r-md);
  font-size: 13px;
}
body.blog-index .bi-skip:focus { left: 16px; top: calc(var(--v2-nav-h) + 8px); }

/* ===== HERO ===== */

body.blog-index .bi-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--v2-hairline);
  background: linear-gradient(to bottom, rgba(255,255,255,0.55), var(--v2-bg));
}
/* Blurred brand blob, top-centre. */
body.blog-index .bi-hero::before {
  content: "";
  position: absolute;
  top: -96px;
  left: 50%;
  width: 620px;
  height: 280px;
  transform: translateX(-50%);
  border-radius: 50%;
  background: rgba(29, 78, 216, 0.10);
  filter: blur(64px);
  pointer-events: none;
}
body.blog-index .bi-hero-inner {
  position: relative;
  max-width: var(--v2-max-w);
  margin: 0 auto;
  padding: 20px 24px 22px;
}
@media (min-width: 768px) { body.blog-index .bi-hero-inner { padding: 30px 24px 26px; } }
@media (min-width: 1024px) { body.blog-index .bi-hero-inner { padding: 38px 24px 32px; } }

body.blog-index .bi-hero-eyebrow { font-size: 10px; }

body.blog-index .bi-hero h1 {
  margin-top: 6px;
  max-width: 42rem;
  font-family: var(--v2-display);
  font-size: 26px;
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--v2-ink);
}
@media (min-width: 640px) { body.blog-index .bi-hero h1 { font-size: 32px; } }
@media (min-width: 768px) { body.blog-index .bi-hero h1 { font-size: 40px; } }

body.blog-index .bi-hero h1 .bi-grad {
  background: linear-gradient(to right, var(--v2-brand), var(--v2-accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

body.blog-index .bi-hero-sub {
  margin-top: 6px;
  max-width: 36rem;
  font-size: 13px;
  line-height: 1.4;
  color: var(--v2-ink-soft);
}
@media (min-width: 768px) { body.blog-index .bi-hero-sub { font-size: 14px; } }

/* ===== SEARCH ===== */

body.blog-index .bi-search {
  display: flex;
  align-items: center;
  gap: 8px;
  max-width: 42rem;
  margin-top: 16px;
  padding: 8px 12px;
  border: 1px solid var(--v2-hairline);
  border-radius: var(--v2-r-xl);
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(8px);
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
  transition: border-color .18s ease, box-shadow .18s ease;
}
@media (min-width: 768px) {
  body.blog-index .bi-search { border-radius: var(--v2-r-2xl); padding: 10px 16px; }
}
body.blog-index .bi-search:focus-within {
  border-color: var(--v2-brand);
  box-shadow: 0 4px 14px rgba(29, 78, 216, 0.10);
}
body.blog-index .bi-search-icon {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  color: var(--v2-ink-soft);
}
body.blog-index .bi-search input {
  flex: 1;
  min-width: 0;
  border: none;
  outline: none;
  background: transparent;
  font-family: inherit;
  font-size: 13px;
  color: var(--v2-ink);
}
@media (min-width: 768px) { body.blog-index .bi-search input { font-size: 14px; } }
body.blog-index .bi-search input::placeholder { color: rgba(100, 116, 139, 0.7); }
/* Suppress the UA clear affordance — we have our own. */
body.blog-index .bi-search input::-webkit-search-cancel-button { display: none; }

body.blog-index .bi-search-clear {
  display: none;
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: 50%;
  background: var(--v2-secondary);
  color: var(--v2-ink-soft);
  cursor: pointer;
  font-family: inherit;
}
body.blog-index .bi-search-clear svg { width: 12px; height: 12px; }
body.blog-index .bi-search-clear:hover { background: var(--v2-hairline); color: var(--v2-ink); }
body.blog-index .bi-search.has-query .bi-search-clear { display: flex; }

body.blog-index .bi-count {
  flex-shrink: 0;
  font-family: var(--v2-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--v2-ink-soft);
  white-space: nowrap;
}
body.blog-index .bi-count-desktop { display: none; }
@media (min-width: 640px) { body.blog-index .bi-count-desktop { display: inline; } }

body.blog-index .bi-kbd {
  flex-shrink: 0;
  display: none;
  padding: 2px 6px;
  border: 1px solid var(--v2-hairline);
  border-radius: var(--v2-r-sm);
  font-family: var(--v2-mono);
  font-size: 10px;
  color: var(--v2-ink-soft);
}
@media (min-width: 900px) { body.blog-index .bi-search:not(:focus-within) .bi-kbd { display: block; } }

/* ===== STICKY FILTER BAR ===== */

body.blog-index .bi-filterbar {
  position: sticky;
  top: var(--v2-nav-h);
  z-index: 30;
  border-bottom: 1px solid var(--v2-hairline);
  background: rgba(248, 250, 252, 0.85);
  backdrop-filter: blur(12px);
}
body.blog-index .bi-filterbar-inner {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: var(--v2-max-w);
  margin: 0 auto;
  padding: 12px 24px;
}
@media (min-width: 768px) {
  body.blog-index .bi-filterbar-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
  }
}
body.blog-index .bi-filter-left {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}
body.blog-index .bi-filter-icon {
  display: none;
  flex-shrink: 0;
  width: 14px;
  height: 14px;
  color: var(--v2-ink-soft);
}
@media (min-width: 768px) { body.blog-index .bi-filter-icon { display: block; } }

body.blog-index .bi-pills {
  display: flex;
  gap: 6px;
  /* min-width:0 is what actually lets this scroll. Without it the flex item
     refuses to shrink below its content width, so the pill row pushes the sort
     control off-screen on desktop and overflows the viewport on mobile. */
  min-width: 0;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: none;
  -ms-overflow-style: none;
  /* Fade the trailing edge so a clipped pill reads as "scroll for more"
     rather than as a broken layout. */
  -webkit-mask-image: linear-gradient(to right, #000 calc(100% - 28px), transparent);
  mask-image: linear-gradient(to right, #000 calc(100% - 28px), transparent);
}
body.blog-index .bi-pills::-webkit-scrollbar { display: none; }
@media (min-width: 768px) { body.blog-index .bi-pills { padding-bottom: 0; } }

body.blog-index .bi-pill {
  flex-shrink: 0;
  white-space: nowrap;
  padding: 6px 12px;
  border: 1px solid var(--v2-hairline);
  border-radius: 999px;
  background: var(--v2-card);
  color: var(--v2-ink-soft);
  font-family: inherit;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: color .15s ease, border-color .15s ease, background .15s ease;
}
body.blog-index .bi-pill:hover {
  border-color: rgba(15, 23, 42, 0.4);
  color: var(--v2-ink);
}
body.blog-index .bi-pill[aria-pressed="true"] {
  border-color: var(--v2-ink);
  background: var(--v2-ink);
  color: var(--v2-bg);
}
body.blog-index .bi-pill-n {
  margin-left: 5px;
  font-family: var(--v2-mono);
  font-size: 10px;
  opacity: 0.65;
}

body.blog-index .bi-filter-right {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
@media (min-width: 768px) { body.blog-index .bi-filter-right { justify-content: flex-end; } }
body.blog-index .bi-count-mobile { display: inline; }
@media (min-width: 768px) { body.blog-index .bi-count-mobile { display: none; } }

/* ===== SORT ===== */

body.blog-index .bi-sort { position: relative; flex-shrink: 0; }
body.blog-index .bi-sort-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border: 1px solid var(--v2-hairline);
  border-radius: 999px;
  background: var(--v2-card);
  color: var(--v2-ink);
  font-family: inherit;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
}
body.blog-index .bi-sort-btn:hover { border-color: rgba(15, 23, 42, 0.4); }
body.blog-index .bi-sort-btn svg {
  width: 14px;
  height: 14px;
  transition: transform .18s ease;
}
body.blog-index .bi-sort-btn[aria-expanded="true"] svg { transform: rotate(180deg); }

body.blog-index .bi-sort-menu {
  position: absolute;
  right: 0;
  top: calc(100% + 6px);
  z-index: 40;
  display: none;
  min-width: 160px;
  padding: 4px;
  border: 1px solid var(--v2-hairline);
  border-radius: var(--v2-r-lg);
  background: var(--v2-card);
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.12);
}
body.blog-index .bi-sort-menu.open { display: block; }
body.blog-index .bi-sort-opt {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 8px 10px;
  border: none;
  border-radius: var(--v2-r-md);
  background: none;
  color: var(--v2-ink-soft);
  font-family: inherit;
  font-size: 13px;
  text-align: left;
  cursor: pointer;
}
body.blog-index .bi-sort-opt:hover { background: var(--v2-secondary); color: var(--v2-ink); }
body.blog-index .bi-sort-opt[aria-checked="true"] { color: var(--v2-ink); font-weight: 500; }
body.blog-index .bi-sort-tick { width: 14px; height: 14px; opacity: 0; flex-shrink: 0; }
body.blog-index .bi-sort-opt[aria-checked="true"] .bi-sort-tick { opacity: 1; }

/* ===== RESULTS SECTION ===== */

body.blog-index .bi-results {
  max-width: var(--v2-max-w);
  margin: 0 auto;
  padding: 40px 24px 56px;
}
@media (min-width: 1024px) { body.blog-index .bi-results { padding: 56px 24px 72px; } }

/* ===== SHARED CARD MEDIA ===== */

body.blog-index .bi-card-media,
body.blog-index .bi-featured-media {
  position: relative;
  overflow: hidden;
  background: var(--v2-secondary);
}
body.blog-index .bi-card-media img,
body.blog-index .bi-featured-media img {
  width: 100%;
  height: 100%;
  transition: transform .5s ease;
}
/* Amazon _SL500_ shots are product-on-white squares — contain them rather than
   cropping the product's top and bottom off to fill a 16:10 frame. */
body.blog-index .bi-fit-contain img { object-fit: contain; padding: 12px; }
body.blog-index .bi-fit-cover img { object-fit: cover; }

/* ===== FEATURED ("Editor's pick") ===== */

body.blog-index .bi-featured {
  border: 1px solid var(--v2-hairline);
  border-radius: var(--v2-r-3xl);
  background: var(--v2-card);
  overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease;
}
body.blog-index .bi-featured:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 56px rgba(15, 23, 42, 0.14);
}
body.blog-index .bi-featured:hover .bi-featured-media img { transform: scale(1.05); }

body.blog-index .bi-featured-link { display: grid; }
@media (min-width: 768px) {
  body.blog-index .bi-featured-link { grid-template-columns: 1.15fr 1fr; }
}
body.blog-index .bi-featured-media { aspect-ratio: 16 / 10; }
@media (min-width: 768px) {
  /* Fill the row, but never let a long description stretch the image column
     into a 600px-tall block. */
  body.blog-index .bi-featured-media {
    aspect-ratio: auto;
    height: 100%;
    min-height: 300px;
    max-height: 420px;
  }
}
body.blog-index .bi-pick-badge {
  position: absolute;
  left: 16px;
  top: 16px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.95);
  color: var(--v2-ink);
  font-family: var(--v2-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
body.blog-index .bi-featured-body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 16px;
  padding: 24px;
}
@media (min-width: 1024px) { body.blog-index .bi-featured-body { padding: 40px; } }

body.blog-index .bi-chips { display: flex; flex-wrap: wrap; gap: 6px; }
body.blog-index .bi-chip {
  padding: 2px 10px;
  border-radius: 999px;
  background: rgba(29, 78, 216, 0.10);
  color: var(--v2-brand);
  font-family: var(--v2-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
body.blog-index .bi-featured-title {
  font-family: var(--v2-display);
  font-size: 22px;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--v2-ink);
  transition: color .18s ease;
}
@media (min-width: 1024px) { body.blog-index .bi-featured-title { font-size: 28px; } }
body.blog-index .bi-featured:hover .bi-featured-title { color: var(--v2-brand); }
body.blog-index .bi-featured-desc {
  display: -webkit-box;
  -webkit-line-clamp: 4;
  line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-size: 14px;
  line-height: 1.65;
  color: var(--v2-ink-soft);
}
body.blog-index .bi-read-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  width: fit-content;
  margin-top: 4px;
  padding: 9px 18px;
  border-radius: var(--v2-r-lg);
  background: var(--v2-ink);
  font-size: 12px;
  font-weight: 500;
  transition: transform .18s ease;
}
/* Specificity guard: `body.blog-v2 a { color: inherit }` (0-1-1) would otherwise
   win over a plain class and render this label invisible on the dark pill. */
body.blog-index .bi-featured-link .bi-read-btn,
body.blog-index a .bi-read-btn { color: var(--v2-bg); }
body.blog-index .bi-featured:hover .bi-read-btn { transform: translateX(2px); }

/* ===== CARD GRID ===== */

body.blog-index .bi-grid {
  display: grid;
  gap: 20px;
  margin-top: 32px;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { body.blog-index .bi-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { body.blog-index .bi-grid { grid-template-columns: repeat(3, 1fr); } }

body.blog-index .bi-card {
  border: 1px solid var(--v2-hairline);
  border-radius: var(--v2-r-2xl);
  background: var(--v2-card);
  overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease;
}
body.blog-index .bi-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 36px rgba(15, 23, 42, 0.12);
}
body.blog-index .bi-card:hover .bi-card-media img { transform: scale(1.05); }
body.blog-index .bi-card-link { display: flex; flex-direction: column; height: 100%; }
body.blog-index .bi-card-media { aspect-ratio: 16 / 10; }
body.blog-index .bi-card-badge {
  position: absolute;
  left: 12px;
  top: 12px;
  padding: 4px 8px;
  border-radius: var(--v2-r-sm);
  background: rgba(255, 255, 255, 0.92);
  color: var(--v2-ink);
  font-family: var(--v2-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
body.blog-index .bi-card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 8px;
  padding: 20px;
}
body.blog-index .bi-card-title {
  font-family: var(--v2-display);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--v2-ink);
  transition: color .18s ease;
}
body.blog-index .bi-card:hover .bi-card-title { color: var(--v2-brand); }
body.blog-index .bi-card-desc {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-size: 13px;
  line-height: 1.6;
  color: var(--v2-ink-soft);
}
/* A search hit that only matched on body text gets an extra excerpt, so the
   reader can see *why* the card is in the results. */
body.blog-index .bi-snippet {
  display: none;
  padding: 8px 10px;
  border-left: 2px solid var(--v2-brand);
  border-radius: 0 var(--v2-r-sm) var(--v2-r-sm) 0;
  background: var(--v2-secondary);
  font-size: 12px;
  line-height: 1.55;
  color: var(--v2-ink-soft);
}
body.blog-index .bi-card.has-snippet .bi-snippet { display: block; }

body.blog-index .bi-tags { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 2px; }
body.blog-index .bi-tag {
  padding: 2px 6px;
  border-radius: var(--v2-r-sm);
  background: var(--v2-secondary);
  font-family: var(--v2-mono);
  font-size: 10px;
  color: var(--v2-ink-soft);
}

/* ===== META ROW ===== */

body.blog-index .bi-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  font-family: var(--v2-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--v2-ink-soft);
}
body.blog-index .bi-card-meta { margin-top: auto; padding-top: 12px; gap: 12px; }
body.blog-index .bi-meta-item { display: inline-flex; align-items: center; gap: 4px; }
body.blog-index .bi-i { width: 12px; height: 12px; flex-shrink: 0; }
body.blog-index .bi-read-btn .bi-i { width: 14px; height: 14px; }

/* ===== HIGHLIGHT ===== */

body.blog-index mark {
  padding: 0 2px;
  border-radius: 2px;
  background: rgba(250, 204, 21, 0.38);
  color: inherit;
}

/* ===== EMPTY STATE ===== */

body.blog-index .bi-empty {
  display: none;
  padding: 64px 24px;
  text-align: center;
}
body.blog-index .bi-empty.show { display: block; }
body.blog-index .bi-empty-icon {
  width: 40px;
  height: 40px;
  margin: 0 auto 16px;
  color: var(--v2-hairline);
}
body.blog-index .bi-empty h2 {
  font-family: var(--v2-display);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--v2-ink);
}
body.blog-index .bi-empty p {
  margin-top: 8px;
  font-size: 14px;
  color: var(--v2-ink-soft);
}
body.blog-index .bi-empty-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin-top: 20px;
}
body.blog-index .bi-empty-btn {
  padding: 8px 16px;
  border: 1px solid var(--v2-ink);
  border-radius: 999px;
  background: var(--v2-ink);
  font-family: inherit;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
}
body.blog-index .bi-empty-actions .bi-empty-btn { color: var(--v2-bg); }
body.blog-index .bi-empty-alt {
  border-color: var(--v2-hairline);
  background: var(--v2-card);
}
body.blog-index .bi-empty-actions .bi-empty-alt { color: var(--v2-ink-soft); }
body.blog-index .bi-empty-alt:hover { border-color: rgba(15, 23, 42, 0.4); }

/* ===== PAGINATION ===== */

body.blog-index .bi-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 48px;
}
body.blog-index .bi-pagination[hidden] { display: none; }
body.blog-index .bi-page,
body.blog-index .bi-page-nav {
  display: grid;
  place-items: center;
  min-width: 36px;
  height: 36px;
  padding: 0 10px;
  border: 1px solid var(--v2-hairline);
  border-radius: var(--v2-r-lg);
  background: var(--v2-card);
  color: var(--v2-ink-soft);
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: background .15s ease, color .15s ease;
}
body.blog-index .bi-page-nav { width: 36px; padding: 0; }
body.blog-index .bi-page-nav svg { width: 16px; height: 16px; }
body.blog-index .bi-page:hover,
body.blog-index .bi-page-nav:not(:disabled):hover {
  background: var(--v2-secondary);
  color: var(--v2-ink);
}
body.blog-index .bi-page[aria-current="page"] {
  border-color: var(--v2-ink);
  background: var(--v2-ink);
  color: var(--v2-bg);
}
body.blog-index .bi-page-nav:disabled { opacity: .4; cursor: default; }
body.blog-index .bi-ellipsis {
  padding: 0 4px;
  color: var(--v2-ink-soft);
  font-size: 13px;
  user-select: none;
}

/* ===== BREADCRUMB SPACING ===== */

body.blog-index .bi-crumbs { padding: 14px 0 0; }

/* ===== FOCUS VISIBILITY ===== */

body.blog-index .bi-pill:focus-visible,
body.blog-index .bi-sort-btn:focus-visible,
body.blog-index .bi-sort-opt:focus-visible,
body.blog-index .bi-page:focus-visible,
body.blog-index .bi-page-nav:focus-visible,
body.blog-index .bi-empty-btn:focus-visible,
body.blog-index .bi-search-clear:focus-visible,
body.blog-index .bi-card-link:focus-visible,
body.blog-index .bi-featured-link:focus-visible {
  outline: 2px solid var(--v2-brand);
  outline-offset: 2px;
}

/* ===== MOTION ===== */

@media (prefers-reduced-motion: reduce) {
  body.blog-index .bi-card,
  body.blog-index .bi-featured,
  body.blog-index .bi-card-media img,
  body.blog-index .bi-featured-media img,
  body.blog-index .bi-read-btn {
    transition: none;
  }
  body.blog-index .bi-card:hover,
  body.blog-index .bi-featured:hover { transform: none; }
  body.blog-index .bi-card:hover .bi-card-media img,
  body.blog-index .bi-featured:hover .bi-featured-media img { transform: none; }
}