/* ====================================================
   BLOG — holawatio.es
   Requires: /styles.css (variables, reset, header, footer)
   ==================================================== */

/* ─── BLOG LISTING HERO ─── */
.blog-listing-hero {
  background: linear-gradient(150deg, #08387a 0%, #1a7acc 60%, #3dbdb5 100%);
  padding: 64px 0 52px;
  text-align: center;
}
.blog-listing-hero .container { max-width: 720px; }
.blog-listing-hero__tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.24);
  border-radius: 100px;
  padding: 5px 15px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.9);
  margin-bottom: 18px;
}
.blog-listing-hero__title {
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  font-weight: 800;
  color: #fff;
  margin-bottom: 14px;
  line-height: 1.2;
}
.blog-listing-hero__subtitle {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.8);
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.65;
}

/* ─── BLOG GRID SECTION ─── */
.blog-grid-section {
  padding: 52px 0 88px;
  background: var(--color-bg);
}
.blog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-top: 8px;
}
@media (min-width: 640px) {
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .blog-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ─── BLOG CARD ─── */
.blog-card {
  background: var(--color-white);
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
  transition: transform 0.22s, box-shadow 0.22s;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
}
.blog-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 36px rgba(26,122,204,0.13);
}
.blog-card__thumb {
  height: 200px;
  position: relative;
  background-size: cover;
  background-position: center;
  overflow: hidden;
}
.blog-card__thumb::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0) 50%, rgba(0,0,0,0.10) 100%);
  pointer-events: none;
}
/* Blog card 1 — Factura de la luz */
.blog-card__thumb--1 {
  background-color: #c8d8f0;
  background-image: url('https://images.unsplash.com/photo-1450101499163-c8848c66ca85?w=640&q=78&auto=format&fit=crop');
  background-position: center top;
}
/* Blog card 2 — Trucos de ahorro */
.blog-card__thumb--2 {
  background-color: #f0e8c0;
  background-image: url('https://images.unsplash.com/photo-1473341304170-971dccb5ac1e?w=640&q=78&auto=format&fit=crop');
  background-position: center center;
}
/* Blog card 3 — Tarifa regulada vs. mercado libre */
.blog-card__thumb--3 {
  background-color: #c0dfc8;
  background-image: url('https://images.unsplash.com/photo-1551288049-bebda4e38f71?w=640&q=78&auto=format&fit=crop');
  background-position: center top;
}
.blog-card__body {
  padding: 22px 22px 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.blog-card__tag {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: rgba(26,122,204,0.08);
  border-radius: 100px;
  padding: 3px 10px;
  margin-bottom: 11px;
}
.blog-card__title {
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.45;
  margin-bottom: 10px;
}
.blog-card:hover .blog-card__title { color: var(--color-primary); }
.blog-card__excerpt {
  font-size: 0.86rem;
  color: var(--color-text-light);
  line-height: 1.6;
  flex: 1;
  margin-bottom: 18px;
}
.blog-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid var(--color-border);
}
.blog-card__meta {
  font-size: 0.74rem;
  color: var(--color-text-light);
}
.blog-card__cta {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: 3px;
}

/* ─── SEE ALL LINK ─── */
.blog-see-all {
  text-align: center;
  margin-top: 48px;
}
.blog-see-all a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--color-primary);
  font-size: 0.9rem;
  padding: 10px 22px;
  border: 1.5px solid var(--color-primary);
  border-radius: 100px;
  transition: all 0.2s;
}
.blog-see-all a:hover {
  background: var(--color-primary);
  color: #fff;
}

/* ─── ARTICLE HERO ─── */
.article-hero {
  background: linear-gradient(150deg, #08387a 0%, #1a7acc 60%, #3dbdb5 100%);
  padding: 52px 0 44px;
}
.article-hero__inner {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 24px;
}
.article-hero__breadcrumb {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.76rem;
  color: rgba(255,255,255,0.6);
  margin-bottom: 22px;
}
.article-hero__breadcrumb a {
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  transition: color 0.15s;
}
.article-hero__breadcrumb a:hover { color: rgba(255,255,255,0.95); }
.article-hero__breadcrumb span { opacity: 0.45; }
.article-hero__tag {
  display: inline-flex;
  align-items: center;
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.24);
  border-radius: 100px;
  padding: 4px 13px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.9);
  margin-bottom: 16px;
}
.article-hero__title {
  font-size: clamp(1.65rem, 4vw, 2.5rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.22;
  margin-bottom: 16px;
}
.article-hero__subtitle {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.82);
  line-height: 1.65;
  max-width: 680px;
  margin-bottom: 22px;
}
.article-hero__meta {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.6);
}
.article-hero__meta strong { color: rgba(255,255,255,0.9); font-weight: 600; }
.article-hero__meta-sep { opacity: 0.35; }

/* ─── FEATURED IMAGE ─── */
.article-featured {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 24px;
}
.article-featured__img {
  width: 100%;
  height: 320px;
  border-radius: 0 0 20px 20px;
  overflow: hidden;
  position: relative;
}
.article-featured__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}
/* Fallback colours */
.article-featured__img--1 { background: #c8d8f0; }
.article-featured__img--2 { background: #f0e8c0; }
.article-featured__img--3 { background: #c0dfc8; }

/* ─── INLINE ARTICLE IMAGES ─── */
.article-img {
  margin: 36px 0;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 4px 28px rgba(0,0,0,0.09);
  border: 1px solid rgba(0,0,0,0.06);
}
.article-img img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  display: block;
}
.article-img figcaption {
  padding: 9px 16px;
  font-size: 0.78rem;
  color: var(--color-text-light, #6b7594);
  background: #f8fafc;
  border-top: 1px solid #e4edf7;
  text-align: center;
  font-style: italic;
  line-height: 1.5;
}
@media (max-width: 600px) {
  .article-featured__img { height: 220px; }
  .article-img img { height: 180px; }
}

/* ─── ARTICLE LAYOUT ─── */
.article-wrap {
  background: var(--color-bg);
  padding-bottom: 80px;
}
.article-layout {
  max-width: 1080px;
  margin: 0 auto;
  padding: 52px 24px 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: start;
}
@media (min-width: 1024px) {
  .article-layout { grid-template-columns: 1fr 280px; }
}

/* ─── ARTICLE PROSE ─── */
.article-content {
  background: var(--color-white);
  border-radius: 20px;
  border: 1px solid var(--color-border);
  padding: 40px 40px 48px;
  min-width: 0;
}
@media (max-width: 639px) {
  .article-content { padding: 24px 20px 32px; }
}
.article-content h2 {
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 44px 0 14px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--color-border);
  line-height: 1.3;
}
.article-content h2:first-child { margin-top: 0; }
.article-content h3 {
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 28px 0 10px;
  line-height: 1.4;
}
.article-content p {
  font-size: 1rem;
  color: #374151;
  line-height: 1.82;
  margin-bottom: 16px;
}
.article-content ul,
.article-content ol {
  margin: 4px 0 18px 20px;
}
.article-content li {
  font-size: 1rem;
  color: #374151;
  line-height: 1.75;
  margin-bottom: 7px;
}
.article-content ul li::marker { color: var(--color-primary); }
.article-content strong { color: var(--color-text); font-weight: 700; }
.article-content a { color: var(--color-primary); font-weight: 500; text-decoration: none; }
.article-content a:hover { text-decoration: underline; }

/* Info box */
.article-infobox {
  background: rgba(26,122,204,0.06);
  border-left: 3px solid var(--color-primary);
  border-radius: 0 12px 12px 0;
  padding: 16px 20px;
  margin: 24px 0;
}
.article-infobox p { margin: 0; color: #1e3a5f; font-size: 0.94rem; line-height: 1.7; }
.article-infobox strong { color: var(--color-primary-dark); }

/* Tip box */
.article-tip {
  background: rgba(78,205,196,0.07);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 12px 12px 0;
  padding: 16px 20px;
  margin: 24px 0;
}
.article-tip p { margin: 0; font-size: 0.94rem; color: #134e4a; line-height: 1.7; }

/* Comparison table */
.article-table-wrap { overflow-x: auto; margin: 28px 0; }
.article-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 0 0 1px var(--color-border);
}
.article-table th {
  background: var(--color-primary);
  color: #fff;
  font-weight: 700;
  padding: 13px 16px;
  text-align: left;
}
.article-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text);
  vertical-align: top;
}
.article-table tr:last-child td { border-bottom: none; }
.article-table tr:nth-child(even) td { background: var(--color-bg); }
.article-table .check { color: #22c55e; font-weight: 700; }
.article-table .cross { color: #ef4444; font-weight: 700; }

/* Tip numbered block */
.tip-block {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 24px;
  padding: 20px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 14px;
}
.tip-block__num {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.92rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.tip-block__body h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 6px;
}
.tip-block__body p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin: 0;
  line-height: 1.65;
}
.tip-block__save {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.76rem;
  font-weight: 700;
  color: #16a34a;
  margin-top: 7px;
  background: #dcfce7;
  padding: 2px 9px;
  border-radius: 100px;
}

/* In-article CTA box */
.article-cta {
  background: linear-gradient(135deg, #08387a 0%, #1a7acc 100%);
  border-radius: 20px;
  padding: 32px 28px;
  text-align: center;
  margin: 44px 0 0;
}
.article-cta h3 {
  font-size: 1.25rem;
  font-weight: 800;
  color: #fff;
  margin: 0 0 10px;
}
.article-cta p {
  font-size: 0.94rem;
  color: rgba(255,255,255,0.82);
  margin-bottom: 22px;
  line-height: 1.6;
}
.article-cta .btn-cta {
  display: inline-block;
  background: #fff;
  color: var(--color-primary);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 13px 30px;
  border-radius: 10px;
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
  transition: transform 0.18s, box-shadow 0.18s;
}
.article-cta .btn-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
  color: var(--color-primary-dark);
}

/* ─── SIDEBAR ─── */
.article-sidebar {
  display: none;
}
@media (min-width: 1024px) {
  .article-sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
  }
}
.sidebar-widget {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 20px;
  position: sticky;
  top: 88px;
}
.sidebar-widget__title {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-light);
  margin-bottom: 14px;
}
.toc-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.toc-list a {
  font-size: 0.83rem;
  color: var(--color-text-light);
  text-decoration: none;
  padding: 6px 10px;
  border-radius: 7px;
  display: block;
  transition: all 0.15s;
  line-height: 1.4;
}
.toc-list a:hover { background: rgba(26,122,204,0.07); color: var(--color-primary); }
.sidebar-cta-widget {
  background: linear-gradient(135deg, #08387a, #1a7acc);
  border-radius: 16px;
  padding: 22px 18px;
  text-align: center;
}
.sidebar-cta-widget p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.85);
  line-height: 1.6;
  margin-bottom: 14px;
}
.sidebar-cta-widget .btn-cta {
  display: inline-block;
  background: #fff;
  color: var(--color-primary);
  font-weight: 700;
  font-size: 0.84rem;
  padding: 10px 20px;
  border-radius: 9px;
  text-decoration: none;
  transition: transform 0.15s;
}
.sidebar-cta-widget .btn-cta:hover { transform: translateY(-2px); }

/* ─── RELATED ARTICLES ─── */
.related-section {
  background: var(--color-white);
  border-top: 1px solid var(--color-border);
  padding: 56px 0 72px;
}
.related-section__title {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: 28px;
}
/* Cap related grid at 2 cols and center it */
.related-section .blog-grid {
  grid-template-columns: repeat(2, 1fr);
  max-width: 760px;
}

/* Defensive: style direct text in callout boxes even without p tag */
.article-infobox {
  font-size: 0.94rem;
  color: #1e3a5f;
  line-height: 1.7;
}
.article-tip {
  font-size: 0.94rem;
  color: #134e4a;
  line-height: 1.7;
}

/* ─── BLOG PAGE NAV ACTIVE ─── */
.nav__link--blog-active {
  color: var(--color-primary) !important;
  font-weight: 700 !important;
}