/* ═══════════════════════════════════════════
   FIX — Header siempre visible en 2 columnas
   El blog fija la clase "scrolled" a mano (no hay
   hero detrás del header), y esa regla en styles.css
   pierde el display:flex del estado normal del header.
   Este bloque restaura el layout sin tocar styles.css.
   ═══════════════════════════════════════════ */
.site-header.scrolled {
  display: flex !important;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}
.site-header.scrolled .nav-spacer {
  flex: 1 1 auto;
}
.site-header.scrolled nav {
  flex-shrink: 0;
}
.site-header.scrolled .nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

/* ═══════════════════════════════════════════
   BLOG — Estilos específicos
   Hereda variables de ../css/styles.css
   ═══════════════════════════════════════════ */

/* Hero del blog */
.blog-hero {
  background: #0a1014;
  padding: calc(var(--nav-h) + clamp(3rem, 6vw, 5rem)) var(--pad-x) clamp(3rem, 5vw, 4rem);
  border-bottom: 1px solid rgba(74,107,120,0.12);
}

.blog-hero__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  max-width: 720px;
}

.blog-hero__title {
  font-family: var(--font-serif);
  font-weight: 300;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cream);
  margin: 1rem 0 1.5rem;
}
.blog-hero__title em { font-style: italic; color: var(--sky); }

.blog-hero__desc {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: clamp(0.88rem, 1.5vw, 1rem);
  line-height: 1.8;
  color: rgba(238,232,222,0.55);
  max-width: 560px;
}

/* ─── Índice del blog ─── */
.blog-index {
  background: #0e1518;
  padding: clamp(3rem, 6vw, 5rem) var(--pad-x);
}

.blog-index__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  grid-template-rows: auto auto;
  gap: 3px;
  background: rgba(74,107,120,0.12);
  border-radius: 12px;
  overflow: hidden;
}

/* Card featured */
.bi-card--featured {
  grid-row: 1 / 3;
  position: relative;
  overflow: hidden;
  min-height: 540px;
}

.bi-card--featured .bi-card__link {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  height: 100%;
  text-decoration: none;
}

.bi-card--featured .bi-card__img {
  position: absolute;
  inset: 0;
}

.bi-card--featured .bi-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s ease;
}
.bi-card--featured:hover .bi-card__img img { transform: scale(1.04); }

.bi-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(8,13,16,0.95) 0%, rgba(8,13,16,0.4) 55%, transparent 100%);
}

.bi-card--featured .bi-card__body {
  position: relative;
  z-index: 2;
  padding: 2.5rem 2.2rem;
}

/* Cards pequeños */
.bi-card--small {
  background: #12191e;
  transition: background 0.25s;
}
.bi-card--small:hover { background: #16202a; }

.bi-card--small .bi-card__link {
  display: grid;
  grid-template-columns: 180px 1fr;
  text-decoration: none;
  height: 100%;
}

.bi-card--small .bi-card__img {
  overflow: hidden;
}
.bi-card--small .bi-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.bi-card--small:hover .bi-card__img img { transform: scale(1.05); }

.bi-card--small .bi-card__body {
  padding: 1.8rem 1.8rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* Meta: tag + tiempo lectura */
.bi-card__meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.7rem;
}

.bi-tag {
  font-family: var(--font-sans);
  font-size: 0.52rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--copper);
}

.bi-read {
  font-family: var(--font-sans);
  font-size: 0.52rem;
  letter-spacing: 0.1em;
  color: rgba(155,190,200,0.4);
}

.bi-card__title {
  font-family: var(--font-serif);
  font-weight: 300;
  line-height: 1.15;
  color: var(--cream);
  margin-bottom: 0.7rem;
}

.bi-card--featured .bi-card__title {
  font-size: clamp(1.5rem, 2.8vw, 2.2rem);
}

.bi-card--small .bi-card__title {
  font-size: clamp(1rem, 1.6vw, 1.25rem);
}

.bi-card__excerpt {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 0.8rem;
  line-height: 1.7;
  color: rgba(238,232,222,0.55);
  margin-bottom: 1.2rem;
}

.bi-card--small .bi-card__excerpt {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.bi-card__cta {
  font-family: var(--font-sans);
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--copper);
  transition: letter-spacing 0.2s;
}
.bi-card:hover .bi-card__cta { letter-spacing: 0.25em; }

/* ─── CTA reserva ─── */
.blog-cta {
  background: #0a1014;
  border-top: 1px solid rgba(74,107,120,0.12);
  padding: clamp(4rem, 7vw, 6rem) var(--pad-x);
  text-align: center;
}

.blog-cta__inner {
  max-width: 600px;
  margin: 0 auto;
}

.blog-cta__title {
  font-family: var(--font-serif);
  font-weight: 300;
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--cream);
  margin: 1rem 0 1.2rem;
  line-height: 1.1;
}
.blog-cta__title em { font-style: italic; color: var(--sky); }

.blog-cta__desc {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 0.88rem;
  line-height: 1.8;
  color: rgba(238,232,222,0.5);
  margin-bottom: 2rem;
}

/* ─── Artículo individual ─── */
.article-hero {
  position: relative;
  height: 55vh;
  min-height: 400px;
  overflow: hidden;
}

.article-hero__img {
  position: absolute;
  inset: 0;
}
.article-hero__img img {
  width: 100%; height: 100%;
  object-fit: cover;
}

.article-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(8,13,16,1) 0%, rgba(8,13,16,0.5) 50%, rgba(8,13,16,0.3) 100%);
}

.article-hero__body {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 0 var(--pad-x) clamp(2rem, 4vw, 3.5rem);
  max-width: calc(var(--max-w) + 2 * var(--pad-x));
  margin: 0 auto;
  z-index: 2;
}

.article-tag {
  font-family: var(--font-sans);
  font-size: 0.55rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--copper);
  display: block;
  margin-bottom: 0.8rem;
}

.article-title {
  font-family: var(--font-serif);
  font-weight: 300;
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--cream);
  max-width: 760px;
  margin-bottom: 1.2rem;
}

.article-byline {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.article-byline span {
  font-family: var(--font-sans);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  color: rgba(155,190,200,0.5);
  text-transform: uppercase;
}

/* Contenido del artículo */
.article-content {
  background: #0e1518;
  padding: clamp(3rem, 6vw, 5rem) var(--pad-x);
}

.article-content__inner {
  max-width: 720px;
  margin: 0 auto;
}

.article-content h2 {
  font-family: var(--font-serif);
  font-weight: 300;
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--cream);
  margin: 2.5rem 0 1rem;
  line-height: 1.2;
}
.article-content h2 em { font-style: italic; color: var(--sky); }

.article-content h3 {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--copper);
  margin: 2rem 0 0.8rem;
}

.article-content p {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: clamp(0.88rem, 1.5vw, 0.98rem);
  line-height: 1.9;
  color: rgba(238,232,222,0.72);
  margin-bottom: 1.4rem;
}

.article-content ul, .article-content ol {
  margin: 0 0 1.4rem 1.2rem;
}
.article-content li {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 0.92rem;
  line-height: 1.8;
  color: rgba(238,232,222,0.65);
  margin-bottom: 0.4rem;
}

.article-content strong {
  font-weight: 500;
  color: var(--cream);
}

/* Caja de dato destacado */
.article-tip {
  background: rgba(176,120,72,0.08);
  border-left: 2px solid var(--copper);
  border-radius: 0 6px 6px 0;
  padding: 1.2rem 1.5rem;
  margin: 2rem 0;
}
.article-tip p {
  margin: 0;
  color: rgba(238,232,222,0.8);
  font-size: 0.88rem;
}

/* Info práctica */
.article-info-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: rgba(74,107,120,0.15);
  border-radius: 10px;
  overflow: hidden;
  margin: 2rem 0;
}
.article-info-item {
  background: #12191e;
  padding: 1.2rem 1.4rem;
}
.article-info-item__label {
  font-family: var(--font-sans);
  font-size: 0.52rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--water);
  margin-bottom: 0.3rem;
  display: block;
}
.article-info-item__value {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 0.88rem;
  color: var(--cream);
  line-height: 1.5;
}

/* CTA inline en artículo */
.article-cta {
  background: rgba(74,107,120,0.08);
  border: 1px solid rgba(74,107,120,0.2);
  border-radius: 10px;
  padding: 2rem;
  text-align: center;
  margin: 3rem 0;
}
.article-cta p {
  color: rgba(238,232,222,0.6);
  font-size: 0.85rem;
  margin-bottom: 1.2rem;
}
.article-cta strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 300;
  color: var(--cream);
  margin-bottom: 0.5rem;
}

/* Navegación entre artículos */
.article-nav {
  background: #0a1014;
  border-top: 1px solid rgba(74,107,120,0.12);
  padding: clamp(2rem, 4vw, 3rem) var(--pad-x);
}
.article-nav__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.article-nav__back {
  font-family: var(--font-sans);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--water);
  transition: color 0.2s;
}
.article-nav__back:hover { color: var(--copper); }

.article-nav__next {
  font-family: var(--font-sans);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--copper);
  transition: letter-spacing 0.2s;
}
.article-nav__next:hover { letter-spacing: 0.24em; }

/* ─── Responsive ─── */
@media (max-width: 900px) {
  .blog-index__inner { grid-template-columns: 1fr; grid-template-rows: auto; }
  .bi-card--featured { grid-row: auto; min-height: 380px; }
  .bi-card--small .bi-card__link { grid-template-columns: 130px 1fr; }
}
@media (max-width: 560px) {
  .bi-card--small .bi-card__link { grid-template-columns: 1fr; }
  .bi-card--small .bi-card__img { height: 200px; }
  .article-info-grid { grid-template-columns: 1fr; }
}