/* ==========================================================================
   Celliara — bestof.css  v4.0
   Best-Of / Ranked List pages
   Extends base.css + components.css + review.css patterns
   Mobile-first. No new components — only layout delta.
   ========================================================================== */

/* ── Hero heading block ──────────────────────────────────────────────────── */
.bo-hero {
  padding-top: var(--spacing-lg);
}

.bo-hero__heading-block {
  margin-bottom: var(--spacing-xl);
}

.bo-hero__h1 {
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

/* ── Top pick lead card ──────────────────────────────────────────────────── */
/* Mirrors review-hero__layout — two-column, image left, content right */
.bo-top-pick {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

@media (min-width: 768px) {
  .bo-top-pick {
    flex-direction: row;
    gap: var(--spacing-xl);
    align-items: flex-start;
  }

  .bo-top-pick__image-col {
    flex: 0 0 320px;
  }

  .bo-top-pick__content-col {
    flex: 1;
  }
}

/* Image block — inherits review-hero__image sizing + glow */
.bo-top-pick__image {
  aspect-ratio: 1 / 1;
}

.bo-top-pick__image img,
.bo-top-pick__image .img-slot {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.bo-top-pick__badge {
  display: inline-block;
  margin-bottom: var(--spacing-sm);
}

.bo-top-pick__name {
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

.bo-top-pick__tagline {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.5;
}

/* Why it wins — inherits review-verdict */
.bo-top-pick__why {
  margin-block: var(--spacing-md);
}

.bo-top-pick__verdict {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--spacing-md);
}

/* Fit block — inherits review-quick-verdict, no extra margin needed */
.bo-top-pick__fit {
  margin-block: var(--spacing-md);
}

.bo-top-pick__cta-block {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
}

/* ── Anchor nav ──────────────────────────────────────────────────────────── */
.bo-anchor-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
  margin-top: var(--spacing-lg);
}

.bo-anchor-nav__link {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.bo-anchor-nav__link:hover {
  color: var(--color-accent-hover);
  text-decoration: none;
}

/* ── Ranked list ─────────────────────────────────────────────────────────── */
.bo-ranked-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

/* Section intro */
.bo-section-intro {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin-top: var(--spacing-xs);
  margin-bottom: var(--spacing-lg);
}

/* ── Device card ─────────────────────────────────────────────────────────── */
.bo-device {
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.bo-device:hover {
  border-color: rgba(201, 169, 110, 0.35);
}

/* #1: accent top border only. Consistent with review-verdict pattern. */
.bo-device--top {
  border-top: 3px solid var(--color-accent);
  background-color: var(--color-bg-elevated);
}

/* Rank bar — full-width strip at top of card */
.bo-device__rank-bar {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--color-bg-elevated);
  border-bottom: 1px solid var(--color-border);
}

.bo-device--top .bo-device__rank-bar {
  background-color: rgba(201, 169, 110, 0.06);
  border-bottom-color: rgba(201, 169, 110, 0.15);
}

.bo-device__rank-num {
  font-size: var(--font-size-2xl);
  font-weight: 900;
  color: var(--color-accent);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.bo-device--top .bo-device__rank-num {
  font-size: var(--font-size-3xl);
}

/* Spec line — right-aligned in rank bar. One line, italic, muted. */
.bo-device__spec-line {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  font-style: italic;
  line-height: 1.4;
  margin: 0;
}

/* Card body — inherits review-hero__layout flex pattern */
.bo-device__body {
  /* gap and flex-direction handled by review-hero__layout */
}

/* Image column */
.bo-device__image-col {
  /* On mobile: full width. On 768+: fixed column (set below). */
}

@media (min-width: 768px) {
  .bo-device__image-col {
    flex: 0 0 280px;
  }
}

/* Device image block — inherits review-hero__image */
.bo-device__image {
  aspect-ratio: 1 / 1;
}

.bo-device__image img,
.bo-device__image .img-slot {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* Score — beneath image, inherits score-compact */
.bo-device__score {
  margin-top: var(--spacing-md);
  text-align: center;
}

/* Content column */
.bo-device__content {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

/* Name */
.bo-device__name {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  font-weight: 900;
  color: var(--color-text-primary);
  line-height: 1.15;
  margin: 0;
}

.bo-device--top .bo-device__name {
  font-size: clamp(1.375rem, 3.5vw, 2rem);
}

/* Tagline */
.bo-device__tagline {
  margin: 0;
}

/* Why it wins — inherits review-verdict. Compact variant. */
.bo-device__why {
  margin-block: 0;
  padding: var(--spacing-md);
}

/* Verdict */
.bo-device__verdict {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin: 0;
}

/* Fit block — inherits review-quick-verdict */
.bo-device__fit {
  margin-block: 0;
}

/* Pros/cons — inherits review-who__grid */
.bo-device__proscons {
  /* review-who__grid handles layout */
}

/* CTA row */
.bo-device__cta-row {
  margin-top: auto;
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

/* Comparison links */
.bo-device__comp-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  padding-top: var(--spacing-sm);
  border-top: 1px solid var(--color-border);
}

.bo-device__comp-link {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-decoration: none;
  padding: 4px var(--spacing-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  transition: color var(--transition-fast), border-color var(--transition-fast);
  white-space: nowrap;
}

.bo-device__comp-link:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
  text-decoration: none;
}

/* ── Comparison table ────────────────────────────────────────────────────── */
.bo-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.bo-table {
  width: 100%;
  min-width: 480px;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}

.bo-table thead {
  background-color: var(--color-bg-elevated);
  border-bottom: 2px solid var(--color-border);
}

/* #1 column: accent bottom border */
.bo-table th.bo-table__col--top {
  border-bottom: 2px solid var(--color-accent);
}

.bo-table thead th {
  padding: var(--spacing-md);
  text-align: center;
  vertical-align: bottom;
  color: var(--color-text-primary);
}

.bo-table thead th:first-child {
  text-align: left;
  min-width: 100px;
}

.bo-table__badge {
  display: block;
  margin: 0 auto var(--spacing-xs);
  width: fit-content;
}

.bo-table__brand {
  display: block;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 2px;
}

.bo-table__device {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  line-height: 1.3;
}

.bo-table tbody tr {
  border-bottom: 1px solid var(--color-border);
}

.bo-table tbody tr:last-child {
  border-bottom: none;
}

.bo-table tbody tr:hover {
  background-color: rgba(255, 255, 255, 0.015);
}

.bo-table tbody th,
.bo-table tbody td {
  padding: var(--spacing-sm) var(--spacing-md);
  text-align: center;
  color: var(--color-text-secondary);
  vertical-align: middle;
}

.bo-table tbody th {
  text-align: left;
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
  white-space: nowrap;
}

/* #1 cells */
.bo-table td.bo-table__td--top {
  color: var(--color-text-primary);
  font-weight: var(--font-weight-medium);
  background-color: rgba(201, 169, 110, 0.03);
}

/* Weaker columns */
.bo-table td.bo-table__td--other,
.bo-table th.bo-table__col--other {
  opacity: 0.6;
}

.bo-table__cta-row {
  background-color: var(--color-bg-elevated);
}

.bo-table__cta-row td {
  padding: var(--spacing-md);
}

.btn--sm {
  font-size: var(--font-size-xs);
  padding: 6px var(--spacing-md);
  min-height: 36px;
}

/* ── Goal grid ───────────────────────────────────────────────────────────── */
.bo-goal-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
  max-width: 860px;
}

@media (min-width: 540px) {
  .bo-goal-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 900px) {
  .bo-goal-grid { grid-template-columns: repeat(3, 1fr); }
}

.bo-goal-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--spacing-sm);
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  text-decoration: none;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
  min-height: 80px;
}

a.bo-goal-card:hover {
  border-color: var(--color-accent);
  background-color: var(--color-bg-elevated);
  text-decoration: none;
}

.bo-goal-card__text {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin: 0;
  flex: 1;
}

.bo-goal-card__device {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin: 0;
  padding-top: var(--spacing-xs);
  border-top: 1px solid var(--color-border);
}

a.bo-goal-card:hover .bo-goal-card__device {
  border-top-color: rgba(201, 169, 110, 0.2);
}

.bo-goal-card__device strong {
  color: var(--color-accent);
}

/* ── Buyer scenarios ─────────────────────────────────────────────────────── */
.bo-scenarios-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  margin-top: var(--spacing-sm);
}

@media (min-width: 640px)  { .bo-scenarios-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .bo-scenarios-grid { grid-template-columns: repeat(4, 1fr); } }

.bo-scenario-card {
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.bo-scenario-card__body {
  padding: var(--spacing-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.bo-scenario-card__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin: 0;
}

.bo-scenario-card__footer {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-top: 1px solid var(--color-border);
  background-color: var(--color-bg-elevated);
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.bo-scenario-card__rec-label {
  font-size: 0.7rem;
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin: 0;
}

.bo-scenario-card__rec-device {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  color: var(--color-accent);
  text-decoration: none;
  margin: 0;
  transition: color var(--transition-fast);
}

a.bo-scenario-card__rec-device:hover {
  color: var(--color-accent-hover);
}

/* ── Prose sections ──────────────────────────────────────────────────────── */
.bo-prose {
  max-width: 740px;
  line-height: 1.75;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.bo-prose h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-xs);
}

.bo-prose p { margin-bottom: var(--spacing-md); }
.bo-prose strong { color: var(--color-text-primary); font-weight: var(--font-weight-semibold); }

/* ── Criteria grid ───────────────────────────────────────────────────────── */
.bo-criteria-grid {
  display: grid;
  gap: var(--spacing-md);
  grid-template-columns: 1fr;
  margin-top: var(--spacing-sm);
}

@media (min-width: 768px) { .bo-criteria-grid { grid-template-columns: 1fr 1fr; } }

.bo-criterion {
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
}

.bo-criterion__name {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--color-border);
}

.bo-criterion__body {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.65;
  margin: 0;
}

/* ── Mobile ──────────────────────────────────────────────────────────────── */
@media (max-width: 639px) {
  .bo-top-pick__cta-block .btn { width: 100%; }
  .bo-device__cta-row .review-verdict__cta .btn { width: 100%; }
  .bo-anchor-nav { flex-direction: column; }
  .bo-goal-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 400px) {
  .bo-goal-grid { grid-template-columns: 1fr; }
}

/* Mobile name header — hidden by default (desktop). Shown inside @media below. */
.bo-device__mobile-name-header {
  display: none;
}

/* ==========================================================================
   Mobile Conversion Optimizations — v4.2
   ALL rules inside max-width: 767px — zero desktop impact.
   Approved changes only. Desktop layout preserved exactly.
   ========================================================================== */

@media (max-width: 767px) {

  /* ── 1. Image height — premium, not dominant ─────────────────────────── */
  /* Cap at 200px so images feel intentional, not viewport-filling.         */
  /* Decision signals (name, score, CTA) appear without excessive scrolling. */
  .bo-device__image,
  .bo-top-pick__image {
    max-height: 200px;
    overflow: hidden;
  }

  .bo-device__image img,
  .bo-top-pick__image img {
    max-height: 200px;
    object-fit: contain;
  }

  /* ── 2. Score — editorial prominence, not flashy ────────────────────── */
  /* Subtle gold tint at 5% opacity keeps it premium, not widget-like.      */
  /* 1.875rem + weight 700 = readable, authoritative, not aggressive.        */
  .bo-device__score {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    background-color: rgba(201, 169, 110, 0.05);
    border-radius: var(--radius-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    margin-top: var(--spacing-sm);
  }

  .bo-device__score .score-compact__value {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1;
  }

  .bo-device__score .score-compact__denom {
    font-size: 0.9rem;
    color: var(--color-text-muted);
  }

  .bo-device__score .score-compact__label {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    text-align: center;
    display: block;
  }

  /* ── 3. Anchor nav — horizontal scroll strip ─────────────────────────── */
  /* Replaces vertical column stack. Stays compact, immediately scannable.  */
  .bo-anchor-nav {
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: var(--spacing-xs);
    gap: var(--spacing-sm);
    scrollbar-width: none;
    -ms-overflow-style: none;
  }

  .bo-anchor-nav::-webkit-scrollbar {
    display: none;
  }

  .bo-anchor-nav__link {
    white-space: nowrap;
    flex-shrink: 0;
    font-size: var(--font-size-sm);
    padding: 6px var(--spacing-sm);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
  }

  /* ── 4. Rank bar — tighter padding saves vertical space ─────────────── */
  /* Reduces wasted whitespace per card without losing structural clarity.  */
  .bo-device__rank-bar {
    padding: var(--spacing-xs) var(--spacing-md);
  }

  .bo-device__rank-num {
    font-size: 1.375rem;
  }

  .bo-device--top .bo-device__rank-num {
    font-size: 1.75rem;
  }

  /* ── 5. Device name — legible, controlled ────────────────────────────── */
  .bo-device__name {
    font-size: 1.2rem;
    line-height: 1.25;
  }

  .bo-device--top .bo-device__name {
    font-size: 1.325rem;
  }

  /* ── 6. Verdict text — full content, better readability ─────────────── */
  /* No clamp — content stays accessible. Line-height and size improvements */
  /* only. Prefer spacing over collapsing informational content.             */
  .bo-device__verdict {
    font-size: var(--font-size-sm);
    line-height: 1.75;
  }

  /* ── 7. CTA buttons — full width, dominant tap target ───────────────── */
  /* 52px exceeds 44px minimum. Conversion-critical on mobile.              */
  .bo-device__cta-row .btn,
  .bo-top-pick__cta-block .btn {
    width: 100%;
    min-height: 52px;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    letter-spacing: 0.02em;
  }

  /* ── 8. Comparison table scroll affordance ───────────────────────────── */
  /* Small muted label signals horizontal scroll. Non-intrusive.            */
  .bo-table-wrap::before {
    content: 'scroll to compare →';
    display: block;
    font-size: 0.68rem;
    color: var(--color-text-muted);
    text-align: right;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-bottom: 1px solid var(--color-border);
    letter-spacing: 0.04em;
  }

  /* ── 9. Hero — tighter, stronger opening ─────────────────────────────── */
  /* Reduces top padding and tightens heading for a more immediate feel.    */
  .bo-hero {
    padding-top: var(--spacing-md);
  }

  .bo-hero__h1 {
    font-size: 1.5rem;
    line-height: 1.2;
    letter-spacing: -0.01em;
  }

  .bo-hero__heading-block {
    margin-bottom: var(--spacing-lg);
  }

  /* ── 10. Why block — tighter padding ─────────────────────────────────── */
  .bo-device__why {
    padding: var(--spacing-sm) var(--spacing-md);
  }

  /* ── 11. Pros/cons — single column on mobile ─────────────────────────── */
  /* Two-column layout is too cramped at 320-767px. Single column reads.    */
  .bo-device__proscons .review-who__grid {
    grid-template-columns: 1fr;
  }

  /* ── 12. FAQ — larger touch targets ─────────────────────────────────── */
  /* 56px rows are thumb-friendly and feel intentional on mobile.           */
  .faq-item__label {
    min-height: 56px;
    padding-block: var(--spacing-md);
    font-size: var(--font-size-base);
  }

  /* ── 13. Card separation — clearer visual breaks between products ──────  */
  /* Wider gap between ranked items improves list scanability on mobile.    */
  .bo-ranked-list {
    gap: calc(var(--spacing-xl) + var(--spacing-md));
  }

  /* ── 14. #1 card — subtle premium hierarchy ─────────────────────────── */
  /* Slightly wider gold top border + gentle depth shadow communicates      */
  /* "default recommended" without shouting. Card content stays identical.  */
  .bo-device--top {
    border-top-width: 4px;
    box-shadow: 0 0 0 1px rgba(201, 169, 110, 0.12),
                0 4px 24px rgba(0, 0, 0, 0.35);
  }

  .bo-device--top .bo-device__rank-bar {
    background-color: rgba(201, 169, 110, 0.07);
  }

  /* ── 15. Goal grid — 2 columns on mobile ────────────────────────────── */
  .bo-goal-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* ── 16. Mobile name header — brand + name before image ───────────────── */
  /* Shown only on mobile. Gives users immediate product identity before     */
  /* scrolling past the image. Desktop content col brand/name unchanged.    */
  .bo-device__mobile-name-header {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
  }

  .bo-device__mobile-brand {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin: 0 0 3px;
    line-height: 1;
  }

  .bo-device__mobile-name {
    font-size: 1.2rem;
    font-weight: 900;
    color: var(--color-text-primary);
    line-height: 1.2;
    margin: 0;
  }

  .bo-device--top .bo-device__mobile-name {
    font-size: 1.325rem;
  }

  /* Hide the duplicate brand + name in the content column on mobile.       */
  /* They are still present in the DOM for screen readers via content col.  */
  .bo-device__content .review-hero__device-type,
  .bo-device__content .bo-device__name {
    display: none;
  }

} /* end @media (max-width: 767px) */