/* ============================================
   ATELIER GRAV'ART — BLOG ARTICLE
   Layout éditorial · lecture longue forme
   ============================================ */

/* ---- Breadcrumb ---- */
.article-breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-inv-3);
  margin-bottom: 44px;
  position: relative;
  z-index: 2;
}
.article-breadcrumb a { color: var(--fg-inv-3); transition: color 0.3s var(--ease); }
.article-breadcrumb a:hover { color: var(--brass); }
.article-breadcrumb .sep { color: var(--brass); opacity: 0.5; }

/* ---- Article hero ---- */
.article-hero {
  background: var(--ink);
  color: var(--bone);
  padding: 120px 0 60px;
  position: relative;
  overflow: hidden;
}
.article-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 40% at 80% 20%, rgba(107, 63, 30, 0.45), transparent 60%),
    radial-gradient(ellipse 40% 30% at 10% 90%, rgba(201, 160, 107, 0.2), transparent 60%);
  filter: blur(40px);
}
.article-hero-inner {
  position: relative;
  z-index: 2;
  max-width: 820px;
}
.article-hero .cat-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  border: 1px solid rgba(201, 160, 107, 0.35);
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--brass);
  margin-bottom: 32px;
}
.article-hero h1 {
  font-family: var(--display);
  font-weight: 200;
  font-size: clamp(2.4rem, 6vw, 5.2rem);
  line-height: 0.96;
  letter-spacing: -0.03em;
  color: var(--bone);
  margin-bottom: 28px;
}
.article-hero h1 em {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  color: var(--brass-soft);
}
.article-hero .lead {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.25rem;
  line-height: 1.55;
  color: var(--fg-inv);
  max-width: 54ch;
  margin-bottom: 40px;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  align-items: center;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-inv-3);
  padding-top: 32px;
  border-top: 1px solid rgba(244, 239, 230, 0.1);
}
.article-meta .dot {
  width: 3px;
  height: 3px;
  background: var(--brass);
  border-radius: 50%;
}

/* ---- Cover image ---- */
.article-cover {
  width: 100%;
  max-height: 560px;
  overflow: hidden;
  background: var(--bone-2);
  position: relative;
}
.article-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  max-height: 560px;
}
.article-cover-caption {
  position: absolute;
  bottom: 16px;
  right: 16px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--bone);
  background: rgba(14, 10, 7, 0.65);
  padding: 7px 14px;
  backdrop-filter: blur(8px);
}

/* ---- Article body wrapper ---- */
.article-wrap {
  background: var(--bone);
  padding: 80px 0 100px;
}
.article-col {
  max-width: 740px;
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.article-col-wide {
  max-width: 1060px;
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ---- Article typography ---- */
.article-content > * + * { margin-top: 26px; }

.article-content p {
  font-size: 1.06rem;
  line-height: 1.8;
  color: var(--fg-2);
}
.article-content h2 {
  font-family: var(--display);
  font-weight: 200;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-top: 64px !important;
  padding-top: 40px;
  border-top: 1px solid var(--line);
}
.article-content h2 em {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  color: var(--brass-deep);
}
.article-content h3 {
  font-family: var(--display);
  font-weight: 200;
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin-top: 48px !important;
}
.article-content h3 em {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  color: var(--brass-deep);
}
.article-content strong {
  font-weight: 600;
  color: var(--ink);
}
.article-content a {
  color: var(--brass-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.3s var(--ease);
}
.article-content a:hover { color: var(--brass); }

.article-content ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.article-content ul li {
  padding-left: 22px;
  position: relative;
  font-size: 1.04rem;
  line-height: 1.7;
  color: var(--fg-2);
}
.article-content ul li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--brass);
  font-family: var(--mono);
}

.article-content ol {
  list-style: none;
  padding: 0;
  counter-reset: article-counter;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.article-content ol li {
  counter-increment: article-counter;
  padding-left: 48px;
  position: relative;
  font-size: 1.04rem;
  line-height: 1.7;
  color: var(--fg-2);
}
.article-content ol li::before {
  content: counter(article-counter, decimal-leading-zero);
  position: absolute;
  left: 0;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--brass);
  top: 7px;
}

.article-content blockquote {
  border-left: 2px solid var(--brass);
  padding: 14px 0 14px 28px;
  margin: 44px 0 !important;
}
.article-content blockquote p {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.22rem;
  line-height: 1.55;
  color: var(--fg);
  margin: 0 !important;
}
.article-content blockquote cite {
  display: block;
  margin-top: 12px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-3);
  font-style: normal;
}

/* ---- Callout / tip ---- */
.article-callout {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 28px 32px;
  margin: 48px 0 !important;
}
.article-callout .callout-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--brass);
  display: block;
  margin-bottom: 12px;
}
.article-callout p {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--fg-2);
  margin: 0 !important;
}

/* ---- Numbered item list (big format) ---- */
.article-num-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin: 52px 0 !important;
  border-top: 1px solid var(--line);
}
.article-num-item {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 20px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}
.article-num-item .n {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--brass);
  padding-top: 3px;
}
.article-num-item h4 {
  font-family: var(--display);
  font-weight: 200;
  font-size: 1.4rem;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin-bottom: 8px;
}
.article-num-item h4 em {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  color: var(--brass-deep);
}
.article-num-item p {
  font-size: 0.96rem;
  line-height: 1.68;
  color: var(--fg-2);
  margin: 0 !important;
}

/* ---- Product highlight ---- */
.article-product {
  background: var(--ink);
  color: var(--bone);
  padding: 28px 32px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
  margin: 52px 0 !important;
}
.article-product .prod-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--brass);
  display: block;
  margin-bottom: 10px;
}
.article-product h4 {
  font-family: var(--display);
  font-weight: 200;
  font-size: 1.5rem;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--bone);
  margin-bottom: 8px;
}
.article-product h4 em {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  color: var(--brass-soft);
}
.article-product p {
  font-size: 0.9rem;
  color: var(--fg-inv-2);
  line-height: 1.6;
  margin: 0 !important;
}
.article-product .prod-img {
  width: 110px;
  height: 110px;
  object-fit: cover;
  border: 1px solid rgba(244, 239, 230, 0.08);
  flex-shrink: 0;
  display: block;
}

/* ---- Visual separator ---- */
.article-sep {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 64px 0 !important;
}
.article-sep::before,
.article-sep::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--line);
}
.article-sep span {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--brass);
  white-space: nowrap;
}

/* ---- Wide image insert ---- */
.article-img-wide {
  margin: 56px 0 !important;
  position: relative;
  overflow: hidden;
  background: var(--bone-2);
}
.article-img-wide img {
  width: 100%;
  max-height: 460px;
  object-fit: cover;
  display: block;
}
.article-img-wide figcaption {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-3);
  padding: 12px 0 0;
}

/* ---- Inline CTA block ---- */
.article-cta-inline {
  text-align: center;
  padding: 56px 32px;
  background: var(--paper);
  border: 1px solid var(--line);
  margin: 60px 0 !important;
}
.article-cta-inline .eyebrow {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--brass);
  display: block;
  margin-bottom: 16px;
}
.article-cta-inline h3 {
  font-family: var(--display);
  font-weight: 200;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 14px;
}
.article-cta-inline h3 em {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  color: var(--brass-deep);
}
.article-cta-inline p {
  font-size: 0.98rem;
  color: var(--fg-2);
  line-height: 1.65;
  max-width: 44ch;
  margin: 0 auto 28px !important;
}

/* ---- Spec table (technique) ---- */
.article-spec-table {
  margin: 48px 0 !important;
  border: 1px solid var(--line);
}
.article-spec-row {
  display: grid;
  grid-template-columns: 180px 1fr;
  border-bottom: 1px solid var(--line);
  padding: 14px 20px;
  gap: 20px;
  align-items: start;
}
.article-spec-row:last-child { border-bottom: none; }
.article-spec-row .k {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brass);
  padding-top: 2px;
}
.article-spec-row .v {
  font-size: 0.95rem;
  color: var(--fg-2);
  line-height: 1.6;
}

/* ---- Related articles ---- */
.related-section {
  background: var(--paper);
  padding: 80px 0;
  border-top: 1px solid var(--line);
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 36px;
  margin-top: 48px;
}
.related-card {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: var(--ink);
  transition: transform 0.4s var(--ease);
}
.related-card:hover { transform: translateY(-5px); }
.related-card .rc-img {
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--bone-2);
  margin-bottom: 18px;
}
.related-card .rc-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.9s var(--ease);
}
.related-card:hover .rc-img img { transform: scale(1.05); }
.related-card .rc-cat {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brass);
  display: block;
  margin-bottom: 8px;
}
.related-card h4 {
  font-family: var(--display);
  font-weight: 200;
  font-size: 1.3rem;
  line-height: 1.15;
  letter-spacing: -0.01em;
  transition: color 0.3s var(--ease);
}
.related-card h4 em {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  color: var(--brass-deep);
}
.related-card:hover h4 { color: var(--brass-deep); }
.related-card .rc-meta {
  display: flex;
  gap: 10px;
  align-items: center;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-3);
  margin-top: 12px;
}
.related-card .rc-meta .dot {
  width: 3px;
  height: 3px;
  background: var(--fg-3);
  border-radius: 50%;
}

/* ---- Responsive ---- */
@media (max-width: 900px) {
  .related-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
}
@media (max-width: 640px) {
  .article-hero { padding: 90px 0 44px; }
  .article-wrap { padding: 50px 0 70px; }
  .article-num-item { grid-template-columns: 40px 1fr; gap: 14px; }
  .article-product { grid-template-columns: 1fr; }
  .article-product .prod-img { width: 80px; height: 80px; }
  .article-spec-row { grid-template-columns: 1fr; gap: 4px; }
  .related-grid { grid-template-columns: 1fr; gap: 44px; }
  .article-callout { padding: 22px 20px; }
}