/* ============================================================
   Volt Harvest - Article Page Styles
   Uses the same :root variables from style.css
   ============================================================ */

/* ============================================================
   ARTICLE HERO
   ============================================================ */
.article-hero {
  position: relative;
  min-height: 420px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}
.article-hero-bg {
  position: absolute;
  inset: 0;
}
.article-hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.article-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(27,27,24,0.2) 0%,
    rgba(27,27,24,0.6) 50%,
    rgba(27,27,24,0.92) 100%
  );
}
.article-hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: calc(var(--header-height) + var(--space-6)) var(--space-4) var(--space-6);
  width: 100%;
}
.article-hero-cat {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}
.article-hero-cat a {
  color: var(--color-accent);
}
.article-hero-cat a:hover {
  text-decoration: underline;
}
.article-hero-title {
  color: #fff;
  font-size: clamp(2rem, 1.6rem + 2vw, 3.25rem);
  max-width: 800px;
  margin-bottom: var(--space-3);
  letter-spacing: -0.03em;
}
.article-hero-sub {
  color: rgba(255,255,255,0.8);
  font-size: clamp(1.05rem, 1rem + 0.25vw, 1.2rem);
  max-width: 640px;
  line-height: 1.6;
}
.article-meta {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-top: var(--space-3);
}
.article-meta-item {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.65);
  display: flex;
  align-items: center;
  gap: 6px;
}
.article-meta-item svg {
  width: 16px;
  height: 16px;
  stroke: rgba(255,255,255,0.5);
  fill: none;
  stroke-width: 2;
}

/* ============================================================
   ARTICLE LAYOUT (main + sidebar)
   ============================================================ */
.article-layout {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-6) var(--space-4);
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: var(--space-6);
  align-items: start;
}
.article-main {
  min-width: 0;
}
@media (max-width: 960px) {
  .article-layout {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   TOC SIDEBAR
   ============================================================ */
.toc-sidebar {
  position: sticky;
  top: calc(var(--header-height) + var(--space-4));
  background: var(--color-surface-warm);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  border: 1px solid var(--color-border);
}
.toc-title {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-muted);
  margin-bottom: var(--space-3);
}
.toc-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding-left: 0;
  list-style: none;
  counter-reset: toc;
}
.toc-item {
  counter-increment: toc;
}
.toc-item a {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.4;
  padding: 4px 0;
  transition: color 0.2s ease;
}
.toc-item a::before {
  content: counter(toc) ".";
  font-weight: 700;
  color: var(--color-primary);
  flex-shrink: 0;
  min-width: 20px;
}
.toc-item a:hover {
  color: var(--color-primary);
}

/* ============================================================
   ARTICLE BODY TYPOGRAPHY
   ============================================================ */
.article-body {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
}
.article-body h2 {
  margin-top: var(--space-7);
  margin-bottom: var(--space-3);
  font-size: clamp(1.5rem, 1.3rem + 1vw, 2rem);
  padding-top: var(--space-3);
  border-top: 2px solid var(--color-border-light);
}
.article-body h3 {
  margin-top: var(--space-5);
  margin-bottom: var(--space-3);
  font-size: 1.375rem;
}
.article-body h4 {
  margin-top: var(--space-4);
  margin-bottom: var(--space-2);
}
.article-body p {
  margin-bottom: var(--space-4);
}
.article-body ul, .article-body ol {
  padding-left: var(--space-4);
  margin-bottom: var(--space-4);
}
.article-body ul { list-style: disc; }
.article-body ol { list-style: decimal; }
.article-body li {
  margin-bottom: var(--space-2);
}
.article-body a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.article-body a:hover {
  color: var(--color-primary-dark);
}
.article-body img {
  border-radius: var(--radius-md);
  margin: var(--space-4) 0;
}
.article-body blockquote {
  border-left: 4px solid var(--color-accent);
  padding: var(--space-3) var(--space-4);
  margin: var(--space-5) 0;
  background: var(--color-surface-warm);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-style: italic;
  color: var(--color-text);
}
.article-intro {
  font-size: 1.15rem;
  color: var(--color-text);
  line-height: 1.65;
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-5);
  border-bottom: 2px solid var(--color-border-light);
}

/* ============================================================
   DISCLOSURE NOTICE
   ============================================================ */
.disclosure-notice {
  background: var(--color-surface-warm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  font-size: 0.85rem;
  color: var(--color-muted);
  margin-bottom: var(--space-5);
  line-height: 1.55;
}
.disclosure-notice a {
  color: var(--color-primary);
  text-decoration: underline;
}

/* ============================================================
   AUTHOR BYLINE
   ============================================================ */
.author-byline {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-5) 0;
  margin-top: var(--space-5);
  border-top: 2px solid var(--color-border-light);
}
.author-avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.author-avatar svg {
  width: 28px;
  height: 28px;
  stroke: #fff;
  fill: none;
  stroke-width: 2;
}
.author-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.author-info .name {
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-text);
}
.author-info .title {
  font-size: 0.85rem;
  color: var(--color-muted);
}

/* ============================================================
   QUICK PICKS
   ============================================================ */
.qp {
  background: var(--color-surface-warm);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  margin-bottom: var(--space-6);
  border: 1px solid var(--color-border);
}
.qp-heading {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 700;
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
}
.qp-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-3);
}
.qp-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.qp-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.qp-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}
.qp-name {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: var(--space-1);
}
.qp-note {
  font-size: 0.85rem;
  color: var(--color-muted);
  line-height: 1.5;
}

/* ============================================================
   PRODUCT CARDS
   ============================================================ */
.prod {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-5);
  border: 1px solid var(--color-border);
}
.prod-hdr {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-5);
  flex-wrap: wrap;
}
.prod-rank {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-primary-muted);
  color: var(--color-primary);
  font-weight: 700;
  font-size: 1rem;
  flex-shrink: 0;
}
.prod-rank.gold {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
  color: #fff;
}
.prod-title-area {
  flex-grow: 1;
  min-width: 200px;
}
.prod-badge-row {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-2);
}
.prod-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  border-radius: 100px;
  background: var(--color-primary-muted);
  color: var(--color-primary);
}
.prod-score {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  flex-shrink: 0;
}
.prod-score-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
}
.prod-score-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-muted);
}
.star-row {
  display: flex;
  gap: 2px;
  margin-top: 4px;
}
.star-row svg {
  width: 16px;
  height: 16px;
}
.prod-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}
.prod-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.prod-body {
  padding: var(--space-5);
}
.prod-review {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
}
.prod-review p {
  margin-bottom: var(--space-3);
}
.prod-cta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}
.prod-price {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
}
.prod-price-note {
  font-size: 0.8rem;
  color: var(--color-muted);
}

/* ============================================================
   SPECS
   ============================================================ */
.specs {
  background: var(--color-surface-warm);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  margin-bottom: var(--space-4);
}
.specs-title {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-muted);
  margin-bottom: var(--space-3);
}
.spec {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid var(--color-border-light);
}
.spec:last-child { border-bottom: none; }
.spec-label {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}
.spec-value {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text);
}

/* ============================================================
   PROS / CONS
   ============================================================ */
.pc {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}
.pros, .cons {
  padding: var(--space-4);
  border-radius: var(--radius-md);
}
.pros {
  background: rgba(26, 107, 60, 0.06);
  border: 1px solid rgba(26, 107, 60, 0.15);
}
.cons {
  background: rgba(220, 38, 38, 0.04);
  border: 1px solid rgba(220, 38, 38, 0.12);
}
.pc-heading {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-3);
}
.pros .pc-heading { color: var(--color-primary); }
.cons .pc-heading { color: #dc2626; }
.pc-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.pc-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: 0.925rem;
  line-height: 1.5;
}
.pc-item svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 2px;
  stroke-width: 2.5;
}
.pros .pc-item svg {
  stroke: var(--color-primary);
  fill: none;
}
.cons .pc-item svg {
  stroke: #dc2626;
  fill: none;
}
@media (max-width: 576px) {
  .pc { grid-template-columns: 1fr; }
}

/* ============================================================
   FAQ
   ============================================================ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}
.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  cursor: pointer;
  font-weight: 600;
  font-size: 1rem;
  gap: var(--space-3);
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  font-family: var(--font-body);
  color: var(--color-text);
}
.faq-question:hover {
  background: var(--color-surface-warm);
}
.faq-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  transition: transform 0.3s ease;
}
.faq-icon svg {
  width: 20px;
  height: 20px;
  stroke: var(--color-muted);
  fill: none;
  stroke-width: 2;
}
.faq-item.open .faq-icon {
  transform: rotate(180deg);
}
.faq-answer {
  padding: 0 var(--space-4) var(--space-4);
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.65;
  display: none;
}
.faq-item.open .faq-answer {
  display: block;
}

/* ============================================================
   COMPARISON TABLE
   ============================================================ */
.comparison-table-wrap {
  overflow-x: auto;
  margin: var(--space-5) 0;
  -webkit-overflow-scrolling: touch;
}
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.comparison-table th,
.comparison-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}
.comparison-table th {
  background: var(--color-surface-warm);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-muted);
}
.comparison-table td {
  color: var(--color-text-secondary);
}
.comparison-table .check {
  color: var(--color-primary);
  font-weight: 700;
}
.comparison-table .cross {
  color: #dc2626;
  font-weight: 700;
}
.comparison-table .winner-cell {
  background: rgba(26, 107, 60, 0.06);
  font-weight: 600;
  color: var(--color-primary);
}

/* ============================================================
   BREADCRUMB (article context)
   ============================================================ */
.article-layout .breadcrumb {
  padding: 0 0 var(--space-2);
}