/* ═══ EL ENCUADRE — Web Top 1 ═══ */
:root {
  --accent: #e63946;
  --accent2: #f77f00;
  --bg: #0a0a0f;
  --surface: #14141e;
  --border: #2a2a3a;
  --text: #e8e8ec;
  --muted: #8a8a9a;
}

/* Fondo con gradiente radial (AI Studio style) */
body {
  background: radial-gradient(ellipse at top left, rgba(230,57,70,0.15), transparent 50%),
              radial-gradient(ellipse at bottom right, rgba(247,127,0,0.1), transparent 50%),
              #0a0a0f !important;
  background-attachment: fixed;
}

/* Header glassmorphism */
.md-header {
  background: rgba(10,10,15,0.7) !important;
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(230,57,70,0.2);
}

.md-header__title {
  font-weight: 800;
  letter-spacing: -0.02em;
}

.md-header__topic {
  background: linear-gradient(135deg, #fff, #e63946, #f77f00);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradientShift 5s ease infinite;
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* Hero de la home */
.hero {
  padding: 80px 0 60px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(230,57,70,0.15), transparent 60%);
  animation: pulse 4s ease-in-out infinite;
  pointer-events: none;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.2); opacity: 0.8; }
}

.hero h1 {
  font-size: clamp(2.5em, 6vw, 5em);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1;
  margin: 0 0 20px 0;
  background: linear-gradient(135deg, #fff 0%, #e63946 50%, #f77f00 100%);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradientShift 8s ease infinite;
  position: relative;
  z-index: 1;
}

.hero p {
  font-size: clamp(1em, 2vw, 1.4em);
  color: var(--muted);
  max-width: 700px;
  margin: 0 auto 40px auto;
  position: relative;
  z-index: 1;
}

.hero-cta {
  display: inline-flex;
  gap: 16px;
  position: relative;
  z-index: 1;
}

.hero-btn {
  padding: 14px 32px;
  border-radius: 12px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  display: inline-block;
}

.hero-btn-primary {
  background: linear-gradient(135deg, #e63946, #f77f00);
  color: #fff !important;
  box-shadow: 0 8px 24px rgba(230,57,70,0.3);
}

.hero-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(230,57,70,0.5);
}

.hero-btn-secondary {
  background: rgba(255,255,255,0.05);
  color: var(--text) !important;
  border: 1px solid var(--border);
}

.hero-btn-secondary:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--accent);
}

/* Tarjetas de análisis */
.analysis-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
  margin: 40px 0;
}

.analysis-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.analysis-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, #e63946, transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.analysis-card:hover {
  transform: translateY(-4px);
  border-color: rgba(230,57,70,0.5);
  box-shadow: 0 12px 32px rgba(230,57,70,0.15);
}

.analysis-card:hover::before {
  opacity: 1;
}

/* Tipografía */
.md-typeset h1, .md-typeset h2, .md-typeset h3 {
  font-weight: 800;
  letter-spacing: -0.02em;
}

.md-typeset h1 {
  font-size: clamp(2em, 5vw, 3.5em);
  background: linear-gradient(135deg, #fff, #c8c8d8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.5em;
}

.md-typeset h2 {
  color: var(--accent2);
  border-left: 4px solid var(--accent);
  padding-left: 16px;
  margin-top: 2em;
}

/* Citas académicas */
.md-typeset blockquote {
  border-left: 4px solid var(--accent) !important;
  background: linear-gradient(90deg, rgba(230,57,70,0.1), transparent);
  padding: 20px 24px;
  border-radius: 0 12px 12px 0;
  margin: 24px 0;
  font-size: 1.05em;
}

.md-typeset blockquote cite {
  display: block;
  margin-top: 12px;
  font-size: 0.9em;
  color: var(--accent2);
  font-style: normal;
  font-weight: 600;
}

/* Código */
.md-typeset code {
  background: rgba(230,57,70,0.1);
  color: var(--accent2);
  padding: 2px 8px;
  border-radius: 4px;
  font-family: 'JetBrains Mono', monospace;
}

/* Links */
.md-typeset a {
  color: var(--accent2);
  transition: color 0.2s;
}

.md-typeset a:hover {
  color: var(--accent);
}

/* Footer */
.md-footer {
  background: rgba(10,10,15,0.9) !important;
  border-top: 1px solid var(--border);
}

/* Animaciones fade-in al scroll */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive móvil */
@media (max-width: 768px) {
  .hero {
    padding: 40px 16px;
  }
  .hero h1 {
    font-size: 2em;
  }
  .analysis-grid {
    grid-template-columns: 1fr;
  }
}


/* ═══ ARTÍCULO TOP 1 — Legible + Atractivo ═══ */
.md-content {
  font-size: 1.15em !important;
  line-height: 1.8 !important;
  color: var(--text) !important;
}

.md-content p {
  font-size: 1.15em !important;
  line-height: 1.8 !important;
  margin: 0 0 1.5em 0 !important;
  color: var(--text) !important;
}

.md-content h1 {
  font-size: clamp(2em, 5vw, 3.5em) !important;
  line-height: 1.15 !important;
  margin: 0 0 0.6em 0 !important;
  background: linear-gradient(135deg, #fff 0%, #e63946 50%, #f77f00 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.md-content h2 {
  font-size: clamp(1.5em, 3vw, 2em) !important;
  line-height: 1.2 !important;
  margin: 2em 0 0.8em 0 !important;
  color: var(--accent2) !important;
  border-left: 4px solid var(--accent) !important;
  padding-left: 16px !important;
}

.md-content h3 {
  font-size: 1.3em !important;
  margin: 1.5em 0 0.5em 0 !important;
  color: var(--accent2) !important;
}

.md-content img {
  width: 100% !important;
  max-width: 100% !important;
  height: auto !important;
  border-radius: 16px !important;
  margin: 2em 0 !important;
  box-shadow: 0 20px 60px rgba(230,57,70,0.2) !important;
  transition: transform 0.3s ease !important;
}

.md-content img:hover {
  transform: scale(1.02) !important;
}

.md-content blockquote {
  border-left: 4px solid var(--accent) !important;
  background: linear-gradient(90deg, rgba(230,57,70,0.15), rgba(247,127,0,0.05)) !important;
  padding: 24px 32px !important;
  border-radius: 0 16px 16px 0 !important;
  margin: 2em 0 !important;
  font-size: 1.2em !important;
  font-style: italic !important;
}

.md-content blockquote cite {
  display: block !important;
  margin-top: 12px !important;
  font-size: 0.9em !important;
  color: var(--accent2) !important;
  font-style: normal !important;
  font-weight: 700 !important;
}

/* Modo claro/oscuro */
@media (prefers-color-scheme: light) {
  :root {
    --bg: #f8f8fc;
    --surface: #ffffff;
    --border: #d8d8e0;
    --text: #1a1a24;
    --muted: #666;
  }
  body {
    background: #f8f8fc !important;
  }
  .md-content p, .md-content li { color: #1a1a24 !important; }
}

/* Móvil: letras más grandes y legibles */
@media (max-width: 768px) {
  .md-content {
    font-size: 1.25em !important;
    line-height: 1.85 !important;
    padding: 0 16px !important;
  }
  .md-content p {
    font-size: 1.15em !important;
    line-height: 1.85 !important;
  }
  .md-content h1 { font-size: 2em !important; }
  .md-content h2 { font-size: 1.5em !important; }
  .md-content img {
    border-radius: 12px !important;
    margin: 1.5em 0 !important;
  }
  .md-content blockquote {
    padding: 16px 20px !important;
    font-size: 1.1em !important;
  }
}

/* Animación de entrada del artículo */
.md-content {
  animation: fadeUp 0.6s ease-out;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}