:root {
  --bg: #FAFAF7;
  --text: #1A1A1A;
  --accent-steel: #2C3E50;
  --accent-wood: #8B7355;
  --accent-red: #8B2500;
  --border: #E8E4DF;
  --subtle: #6B6560;
  --card-bg: #FFFFFF;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 16px;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* === HEADER === */
header {
  border-bottom: 1px solid var(--border);
  padding: 1.5rem 0;
  background: var(--card-bg);
}

.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 700;
  font-size: 1.6rem;
  letter-spacing: 0.15em;
  color: var(--accent-steel);
  text-decoration: none;
  position: relative;
  padding-bottom: 4px;
}

.logo::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--accent-wood) 20%, var(--accent-wood) 80%, transparent 100%);
}

.logo span {
  font-weight: 400;
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  display: block;
  color: var(--accent-wood);
  text-transform: uppercase;
}

nav a {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--subtle);
  text-decoration: none;
  margin-left: 2rem;
  letter-spacing: 0.03em;
  transition: color 0.2s;
}

nav a:hover { color: var(--accent-steel); }

/* === HERO === */
.hero {
  background: linear-gradient(135deg, #1a1f25 0%, #2C3E50 40%, #1a252f 100%);
  padding: 5rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '刃物';
  position: absolute;
  right: 10%;
  top: 50%;
  transform: translateY(-50%);
  font-size: 12rem;
  color: rgba(139, 115, 85, 0.06);
  font-family: serif;
  pointer-events: none;
}

.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 3rem;
  font-weight: 600;
  color: #FAFAF7;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.hero p {
  font-size: 1.05rem;
  color: rgba(250, 250, 247, 0.6);
  max-width: 600px;
  margin: 0 auto;
}

/* === PILARES === */
.pillars {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2rem 2rem 3rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.pillar-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  padding: 2rem;
  text-align: center;
  transition: border-color 0.2s;
}

.pillar-card:hover { border-color: var(--accent-wood); }

.pillar-card h3 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.3rem;
  color: var(--accent-steel);
  margin-bottom: 0.5rem;
}

.pillar-card p {
  font-size: 0.88rem;
  color: var(--subtle);
}

/* === ARTÍCULOS GRID === */
.section-title {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2rem 2rem 0.5rem;
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.6rem;
  color: var(--accent-steel);
  border-top: 1px solid var(--border);
}

.articles {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.5rem 2rem 3rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.article-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: border-color 0.2s;
  text-decoration: none;
  color: inherit;
  display: block;
}

.article-card:hover { border-color: var(--accent-wood); }

.article-img {
  width: 100%;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.25);
  font-size: 3rem;
  background: linear-gradient(135deg, #2C3E50 0%, #1a252f 60%, #8B7355 100%);
}

.article-body { padding: 1.5rem; }

.article-badge {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-wood);
  margin-bottom: 0.5rem;
  display: inline-block;
}

.article-body h3 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

.article-body p {
  font-size: 0.85rem;
  color: var(--subtle);
  line-height: 1.6;
}

/* === ARTÍCULO COMPLETO === */
.article-full {
  max-width: 720px;
  margin: 0 auto;
  padding: 3rem 2rem 4rem;
}

.article-full .meta {
  font-size: 0.8rem;
  color: var(--subtle);
  margin-bottom: 1.5rem;
  letter-spacing: 0.02em;
}

.article-full h1 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 2.4rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.2;
  margin-bottom: 1rem;
}

.article-full .intro {
  font-size: 1.1rem;
  color: var(--subtle);
  margin-bottom: 2rem;
  line-height: 1.8;
  border-left: 3px solid var(--accent-wood);
  padding-left: 1.2rem;
}

.article-full h2 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.6rem;
  color: var(--accent-steel);
  margin: 2.5rem 0 1rem;
  padding-bottom: 0.3rem;
  border-bottom: 1px solid var(--border);
}

.article-full p {
  margin-bottom: 1.2rem;
}

/* Tabla comparativa */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0 2rem;
  font-size: 0.9rem;
}

.comparison-table thead {
  background: var(--accent-steel);
  color: white;
}

.comparison-table th {
  padding: 0.8rem 1rem;
  text-align: left;
  font-weight: 500;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.comparison-table td {
  padding: 0.8rem 1rem;
  border-bottom: 1px solid var(--border);
}

.comparison-table tbody tr:hover {
  background: rgba(139, 115, 85, 0.05);
}

.spec {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82rem;
  color: var(--accent-steel);
  background: rgba(44, 62, 80, 0.06);
  padding: 0.15rem 0.4rem;
  border-radius: 3px;
}

/* CTA afiliación */
.product-rec {
  background: var(--card-bg);
  border: 1px solid var(--border);
  padding: 1.5rem;
  margin: 2rem 0;
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.product-img {
  width: 120px;
  height: 120px;
  background: linear-gradient(135deg, #2C3E50, #1a252f);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.15);
  font-size: 2rem;
}

.product-info h4 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.1rem;
  margin-bottom: 0.3rem;
}

.product-info p {
  font-size: 0.85rem;
  color: var(--subtle);
  margin-bottom: 0.8rem;
}

.product-link {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent-steel);
  text-decoration: none;
  border-bottom: 1.5px solid var(--accent-wood);
  padding-bottom: 2px;
  transition: color 0.2s;
}

.product-link:hover { color: var(--accent-wood); }

/* TOC lateral */
.article-layout {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 720px 1fr;
  gap: 3rem;
  padding: 0 2rem;
}

.toc {
  position: sticky;
  top: 2rem;
  align-self: start;
  padding-top: 3rem;
}

.toc h4 {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-wood);
  margin-bottom: 1rem;
}

.toc a {
  display: block;
  font-size: 0.82rem;
  color: var(--subtle);
  text-decoration: none;
  padding: 0.3rem 0;
  border-left: 2px solid transparent;
  padding-left: 0.8rem;
  transition: all 0.2s;
}

.toc a:hover,
.toc a.active {
  color: var(--accent-steel);
  border-left-color: var(--accent-wood);
}

/* === FOOTER === */
footer {
  border-top: 1px solid var(--border);
  padding: 2rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--subtle);
  margin-top: 3rem;
}

footer a {
  color: var(--accent-steel);
  text-decoration: none;
}

.affiliate-disclosure {
  font-size: 0.75rem;
  color: var(--subtle);
  font-style: italic;
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

@media (max-width: 768px) {
  .pillars, .articles { grid-template-columns: 1fr; }
  .article-layout { grid-template-columns: 1fr; }
  .toc { display: none; }
  .hero h1 { font-size: 2rem; }
  .product-rec { flex-direction: column; }
  .header-inner { flex-direction: column; gap: 1rem; }
  nav a { margin-left: 0; margin-right: 1.5rem; }
}