/* ===================================================================
   RACCIATTI BLOG — Design System (replica del home)
   No modificar manualmente: si cambian los tokens del home, actualizar acá.
   =================================================================== */

:root {
  --green: #3dc43f;
  --green-dark: #1a7a08;
  --green-deep: #0d4a05;
  --black: #080a08;
  --off-black: #111411;
  --surface: #141814;
  --surface-2: #1c221c;
  --border: rgba(61, 196, 63, 0.15);
  --border-bright: rgba(61, 196, 63, 0.4);
  --text: #e8f0e8;
  --text-muted: #fdfffb;
  --text-dim: #ffffff;
  --amber: #d4a017;
  --white: #f0f5f0;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Barlow', sans-serif;
  background: var(--black);
  color: var(--text);
  overflow-x: hidden;
  line-height: 1.6;
}
body::before {
  content: '';
  position: fixed; inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
  opacity: 0.03;
  pointer-events: none;
  z-index: 9999;
}

/* NAV — replica exacta del home (body > nav para no chocar con <nav> semánticos
   internos como el breadcrumb del artículo) */
body > nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0 5vw;
  height: 72px;
  display: flex; align-items: center; justify-content: space-between;
  background: rgba(8,10,8,0.88);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.nav-logo { height: 36px; }
.nav-links {
  display: flex; gap: 2.5rem; list-style: none;
}
.nav-links a {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
  position: relative;
}
.nav-links a::after {
  content: ''; position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1px;
  background: var(--green);
  transition: width 0.3s;
}
.nav-links a:hover { color: var(--green); }
.nav-links a:hover::after { width: 100%; }
.nav-cta {
  background: var(--green) !important;
  color: var(--black) !important;
  padding: 0.45rem 1.2rem;
  font-weight: 700 !important;
}
.nav-cta:hover { background: #5ddd5f !important; }
.nav-cta::after { display: none !important; }

.hamburger {
  display: none;
  width: 32px; height: 24px;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
}
.hamburger span {
  display: block;
  width: 100%; height: 2px;
  background: var(--text-muted);
}
.mobile-menu {
  position: fixed;
  top: 72px; left: 0; right: 0;
  background: rgba(8,10,8,0.97);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 1.5rem 5vw;
  display: none;
  flex-direction: column;
  gap: 1.25rem;
  z-index: 999;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-decoration: none;
}

/* CONTAINER */
.blog-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 120px 5vw 4rem;
}

/* ───── LISTADO ───── */
.blog-hero {
  text-align: center;
  margin-bottom: 3.5rem;
}
.blog-eyebrow {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.8rem;
  letter-spacing: 0.3em;
  color: var(--green);
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.blog-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 800;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  line-height: 0.95;
  text-transform: uppercase;
  color: var(--white);
  letter-spacing: -0.01em;
  margin-bottom: 1rem;
}
.blog-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 640px;
  margin: 0 auto;
  font-weight: 300;
  opacity: 0.85;
}

.blog-filters {
  display: flex; flex-wrap: wrap; gap: 0.6rem;
  justify-content: center;
  margin-bottom: 2.5rem;
}
.blog-filter {
  background: transparent;
  border: 1px solid var(--border-bright);
  color: var(--text-muted);
  padding: 0.55rem 1.2rem;
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.18s;
}
.blog-filter:hover { color: var(--green); border-color: var(--green); }
.blog-filter.active {
  background: var(--green);
  color: var(--black);
  border-color: var(--green);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}
.blog-card {
  background: var(--off-black);
  border: 1px solid var(--border);
  text-decoration: none;
  color: inherit;
  display: flex; flex-direction: column;
  transition: border-color 0.2s, transform 0.2s;
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px));
}
.blog-card:hover { border-color: var(--green); transform: translateY(-3px); }
.blog-card-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
  background: var(--surface-2);
}
.blog-card-body { padding: 1.4rem 1.4rem 1.6rem; flex: 1; display: flex; flex-direction: column; }
.blog-card-meta {
  display: flex; gap: 0.7rem; align-items: center;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--green);
  text-transform: uppercase;
  margin-bottom: 0.6rem;
}
.blog-card-meta .dot { color: var(--text-dim); opacity: 0.5; }
.blog-card-meta .date { color: var(--text-dim); opacity: 0.7; }
.blog-card-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 1.45rem;
  line-height: 1.15;
  color: var(--white);
  margin-bottom: 0.7rem;
}
.blog-card-excerpt {
  font-size: 0.95rem;
  color: var(--text-muted);
  opacity: 0.8;
  line-height: 1.5;
  margin-bottom: auto;
  font-weight: 300;
}
.blog-card-cta {
  margin-top: 1rem;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--green);
  text-transform: uppercase;
}

.blog-empty {
  text-align: center;
  padding: 4rem 1rem;
  color: var(--text-muted);
  opacity: 0.6;
  font-family: 'Share Tech Mono', monospace;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-size: 0.85rem;
}

/* ───── ARTÍCULO ───── */
.article-hero {
  max-width: 820px;
  margin: 0 auto 2.5rem;
  text-align: center;
}
.article-breadcrumbs {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
  opacity: 0.55;
  margin-bottom: 1.5rem;
}
.article-breadcrumbs a { color: inherit; text-decoration: none; }
.article-breadcrumbs a:hover { color: var(--green); }
.article-breadcrumbs .sep { margin: 0 0.5rem; }

.article-category {
  display: inline-block;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--green);
  border: 1px solid var(--green);
  padding: 0.3rem 0.85rem;
  margin-bottom: 1.5rem;
}
.article-h1 {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 800;
  font-size: clamp(2.2rem, 5.5vw, 4rem);
  line-height: 1.05;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: -0.01em;
  margin-bottom: 1.5rem;
}
.article-meta {
  display: flex; justify-content: center; gap: 1rem; align-items: center;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  opacity: 0.7;
}
.article-meta .dot { opacity: 0.5; }

.article-cover {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto 3rem;
  aspect-ratio: 1200 / 630;
  object-fit: cover;
  display: block;
  background: var(--surface-2);
}

.article-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 3rem;
  max-width: 1100px;
  margin: 0 auto;
}

/* TOC */
.article-toc {
  position: sticky;
  top: 100px;
  align-self: start;
  font-family: 'Barlow', sans-serif;
  border-left: 1px solid var(--border);
  padding-left: 1.25rem;
}
.article-toc-title {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.25em;
  color: var(--green);
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.article-toc ul { list-style: none; }
.article-toc li { margin: 0.45rem 0; }
.article-toc li.h3 { padding-left: 1rem; }
.article-toc a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.88rem;
  opacity: 0.7;
  transition: color 0.18s, opacity 0.18s;
}
.article-toc a:hover, .article-toc a.active { color: var(--green); opacity: 1; }
.article-toc-mobile-toggle { display: none; }

/* CONTENT (markdown rendered) */
.article-content {
  max-width: 720px;
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--text-muted);
  font-weight: 300;
}
.article-content h2 {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 1.85rem;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: -0.005em;
  margin: 2.5rem 0 1.1rem;
  padding-top: 0.6rem;
  border-top: 1px solid var(--border);
  scroll-margin-top: 90px;
}
.article-content h3 {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: 1.4rem;
  color: var(--green);
  margin: 1.8rem 0 0.75rem;
  scroll-margin-top: 90px;
}
.article-content h4 {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: 1.15rem;
  color: var(--white);
  margin: 1.4rem 0 0.6rem;
}
.article-content p { margin: 0 0 1.2rem; }
.article-content a { color: var(--green); text-decoration: underline; text-underline-offset: 3px; }
.article-content a:hover { color: #5ddd5f; }
.article-content strong { color: var(--white); font-weight: 600; }
.article-content em { font-style: italic; color: var(--text); }
.article-content ul, .article-content ol { margin: 0 0 1.3rem 1.6rem; }
.article-content li { margin: 0.45rem 0; }
.article-content blockquote {
  border-left: 3px solid var(--green);
  padding: 0.5rem 0 0.5rem 1.4rem;
  margin: 1.6rem 0;
  font-style: italic;
  color: var(--text);
  background: var(--surface);
}
.article-content code {
  background: var(--surface-2);
  border: 1px solid var(--border);
  padding: 0.1em 0.4em;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.92em;
  color: var(--green);
}
.article-content pre {
  background: var(--off-black);
  border: 1px solid var(--border);
  padding: 1.1rem 1.3rem;
  overflow-x: auto;
  margin: 1.5rem 0;
}
.article-content pre code {
  background: none; border: none; padding: 0; color: var(--text);
}
.article-content img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 1.8rem auto;
  border: 1px solid var(--border);
}
.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.95rem;
}
.article-content th, .article-content td {
  padding: 0.7rem 0.9rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
}
.article-content th {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--green);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.article-content hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2.5rem 0;
}

/* ARTICLE CTA */
.article-cta {
  max-width: 720px;
  margin: 3rem 0 2.5rem;
  background: linear-gradient(135deg, var(--green-deep) 0%, var(--off-black) 100%);
  border: 1px solid var(--green);
  padding: 2rem 1.8rem;
  text-align: center;
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
}
.article-cta-eyebrow {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.25em;
  color: var(--green);
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}
.article-cta-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 1.7rem;
  color: var(--white);
  text-transform: uppercase;
  margin-bottom: 0.6rem;
}
.article-cta-desc {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  font-weight: 300;
}
.article-cta-btns { display: flex; justify-content: center; gap: 0.8rem; flex-wrap: wrap; }
.article-cta-btn {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.85rem 1.6rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.18s;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
}
.article-cta-btn-primary {
  background: var(--green);
  color: var(--black);
  border: none;
}
.article-cta-btn-primary:hover { background: #5ddd5f; }
.article-cta-btn-wa {
  background: #25D366;
  color: #fff;
  border: none;
}
.article-cta-btn-wa:hover { background: #2ee273; }

/* SHARE */
.article-share {
  max-width: 720px;
  margin: 2rem 0 3rem;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 1.4rem 0;
  display: flex; align-items: center; gap: 1rem;
  flex-wrap: wrap;
}
.article-share-label {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--green);
  text-transform: uppercase;
  flex-shrink: 0;
}
.article-share-buttons {
  display: flex; gap: 0.6rem;
}
.share-btn {
  width: 38px; height: 38px;
  border: 1px solid var(--border-bright);
  background: transparent;
  color: var(--text-muted);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.18s;
}
.share-btn:hover { color: var(--green); border-color: var(--green); }
.share-btn svg { width: 16px; height: 16px; }
.share-btn-copied { color: var(--green) !important; border-color: var(--green) !important; }

/* RELATED */
.article-related {
  max-width: 1100px;
  margin: 3rem auto 0;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border);
}
.article-related-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 1.6rem;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
}
.article-related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

/* FOOTER */
.blog-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 5vw;
  margin-top: 4rem;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 1rem;
}
.blog-footer img { height: 28px; }
.blog-footer-copy {
  font-size: 0.75rem;
  color: var(--text-dim);
  letter-spacing: 0.05em;
  opacity: 0.7;
}
.blog-footer-links { display: flex; gap: 1.5rem; }
.blog-footer-links a {
  font-size: 0.75rem;
  color: var(--text-dim);
  text-decoration: none;
  letter-spacing: 0.05em;
  opacity: 0.8;
}
.blog-footer-links a:hover { color: var(--green); }
.blog-footer-credit {
  font-size: 0.7rem;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  opacity: 0.55;
}
.blog-footer-credit a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}
.blog-footer-credit a:hover { color: var(--green); }

/* WhatsApp flotante (replica del home) */
.wa-float {
  position: fixed;
  bottom: 24px; right: 24px;
  z-index: 9999;
  width: 58px; height: 58px;
  border-radius: 50%;
  background: #25D366;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 16px rgba(37,211,102,0.45);
  transition: transform 0.2s, box-shadow 0.2s;
  text-decoration: none;
}
.wa-float:hover { transform: scale(1.1); box-shadow: 0 6px 22px rgba(37,211,102,0.6); }

/* RESPONSIVE */
@media (max-width: 900px) {
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .article-related-grid { grid-template-columns: repeat(2, 1fr); }
  .article-layout { grid-template-columns: 1fr; gap: 1.5rem; }
  .article-toc {
    position: static;
    border-left: none;
    border: 1px solid var(--border);
    padding: 1rem 1.25rem;
    margin-bottom: 1.5rem;
  }
  .article-toc-mobile-toggle {
    display: flex; justify-content: space-between; align-items: center;
    cursor: pointer;
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    color: var(--green);
    text-transform: uppercase;
  }
  .article-toc ul { display: none; padding-top: 1rem; border-top: 1px solid var(--border); margin-top: 0.8rem; }
  .article-toc.open ul { display: block; }
}

@media (max-width: 640px) {
  body > nav { padding: 0 1.25rem; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .blog-container { padding: 100px 1.25rem 2rem; }
  .blog-grid { grid-template-columns: 1fr; }
  .article-related-grid { grid-template-columns: 1fr; }
  .blog-footer { flex-direction: column; align-items: flex-start; }
}