/* ============================================
   1. VARIABLES Y RESET
   ============================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Sora:wght@600;700;800&display=swap');

:root {
  --verde: #1B4332;
  --dorado: #D8B25C;
  --terracota: #BC6C25;
  --hueso: #FAFAF8;
  --azul: #2C5F7C;
  --ambar: #E9C46A;
  --negro: #102a20;
  --font-display: 'Sora', sans-serif;
  --font-body: 'Inter', sans-serif;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;
}

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

body {
  font-family: var(--font-body);
  background-color: var(--hueso);
  color: var(--negro);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  background-image: radial-gradient(circle, rgba(27, 67, 50, 0.06) 1px, transparent 1px);
  background-size: 24px 24px;
}

h1, h2, h3, h4 { font-family: var(--font-display); color: var(--verde); line-height: 1.2; }
h1 { font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 800; }
h2 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 700; margin-bottom: var(--space-md); }
h3 { font-size: 1.5rem; font-weight: 700; color: var(--azul); }
p { margin-bottom: 1.5rem; font-size: 1.125rem; color: #333; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 var(--space-md); }

/* ============================================
   2. UTILIDADES Y SEPARADORES
   ============================================ */
.text-verde { color: var(--verde); }
.text-terracota { color: var(--terracota); }
.bg-subtle { background-color: #F4F6F5; }

.section-divider {
  width: 60px; height: 3px; background: var(--dorado);
  margin: var(--space-lg) auto; border-radius: 2px;
}
.section-dark .section-divider { background: var(--ambar); }

/* ============================================
   3. NAVEGACIÓN
   ============================================ */
.site-nav {
  position: sticky; top: 0; z-index: 1000;
  background: var(--negro); border-bottom: 1px solid rgba(216, 178, 92, 0.15);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}
.site-nav.scrolled {
  background: rgba(16, 42, 32, 0.97); backdrop-filter: blur(8px);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
}
.nav-container { display: flex; justify-content: space-between; align-items: center; padding: 0.75rem var(--space-md); }
.nav-brand { display: flex; align-items: center; gap: 0.75rem; text-decoration: none; }
.nav-logo { width: 36px; height: auto; }
.nav-brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.nav-name { font-family: var(--font-display); font-weight: 700; color: var(--hueso); font-size: 0.95rem; }
.nav-role { font-size: 0.7rem; color: var(--dorado); font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; }

.nav-links { display: flex; align-items: center; gap: 0.25rem; list-style: none; margin: 0; padding: 0; }
.nav-links a {
  text-decoration: none; color: rgba(250, 250, 248, 0.8); font-size: 0.9rem; font-weight: 500;
  padding: 0.5rem 0.85rem; border-radius: 4px; transition: color 0.2s ease, background 0.2s ease;
}
.nav-links a:hover { color: var(--hueso); background: rgba(216, 178, 92, 0.1); }
.nav-cta { background: var(--dorado) !important; color: var(--negro) !important; font-weight: 600 !important; margin-left: 0.5rem; }
.nav-cta:hover { background: var(--ambar) !important; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 0.5rem; }
.nav-toggle-bar { width: 24px; height: 2px; background: var(--hueso); border-radius: 2px; transition: transform 0.3s ease, opacity 0.3s ease; }

@media (max-width: 900px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: absolute; top: 100%; left: 0; right: 0; flex-direction: column;
    background: var(--negro); padding: 1rem var(--space-md); border-bottom: 1px solid rgba(216, 178, 92, 0.15);
    gap: 0.25rem; transform: translateY(-10px); opacity: 0; pointer-events: none; transition: transform 0.3s ease, opacity 0.3s ease;
  }
  .nav-links.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-links a { width: 100%; padding: 0.75rem; }
  .nav-cta { margin-left: 0; margin-top: 0.5rem; text-align: center; }
}

/* ============================================
   4. HERO SECTION
   ============================================ */
.hero { position: relative; padding: var(--space-xl) 0; min-height: 100vh; display: flex; align-items: center; overflow: hidden; }
.hero-bg-carousel { position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 0; }
.carousel-track { position: relative; width: 100%; height: 100%; }
.carousel-slide { position: absolute; top: 0; left: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity 2s ease-in-out; }
.carousel-slide.active { opacity: 1; }
.hero-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: rgba(16, 42, 32, 0.75); z-index: 1; }

.hero-container { position: relative; z-index: 2; max-width: 900px; margin: 0 auto; text-align: center; }
.hero-logo-large { width: 140px; height: auto; margin: 0 auto var(--space-md); display: block; filter: drop-shadow(0 4px 12px rgba(216, 178, 92, 0.3)); }
@media (max-width: 600px) { .hero-logo-large { width: 100px; } }

.hero-eyebrow { font-family: var(--font-display); font-size: 0.85rem; font-weight: 600; color: var(--dorado); letter-spacing: 0.15em; text-transform: uppercase; margin-bottom: var(--space-md); }
.hero h1 { color: var(--hueso); font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 800; line-height: 1.15; margin-bottom: var(--space-lg); letter-spacing: -0.02em; }
.hero h1 em { color: var(--ambar); font-style: normal; font-weight: 700; }

.hero-slider { position: relative; min-height: 3rem; margin: var(--space-md) 0 var(--space-lg); overflow: hidden; }
.slider-text {
  position: absolute; top: 0; left: 0; width: 100%; font-size: 1.1rem; color: rgba(250, 250, 248, 0.85);
  font-weight: 500; opacity: 0; transform: translateY(10px); transition: opacity 0.6s ease, transform 0.6s ease; line-height: 1.4;
}
.slider-text.active { opacity: 1; transform: translateY(0); }
@media (max-width: 600px) {
  .hero-slider { min-height: 3.5rem; }
  .slider-text { font-size: 1rem; padding: 0 1rem; }
}

.hero .cta-group { display: flex; gap: var(--space-md); justify-content: center; flex-wrap: wrap; }

/* ============================================
   5. SECCIÓN: EL PROBLEMA
   ============================================ */
.section-problema { padding: var(--space-xl) 0; background: var(--hueso); }
.section-label {
  font-family: var(--font-display); font-size: 0.8rem; font-weight: 700; color: var(--terracota);
  letter-spacing: 0.15em; text-transform: uppercase; margin-bottom: var(--space-md); display: flex; align-items: center; gap: 0.75rem;
}
.section-label::before { content: ''; width: 32px; height: 2px; background: var(--terracota); display: inline-block; }

.problema-titulo { color: var(--verde); font-size: clamp(1.75rem, 4vw, 2.75rem); font-weight: 800; line-height: 1.15; margin-bottom: var(--space-md); letter-spacing: -0.01em; }
.problema-texto { font-size: 1.125rem; color: #333; line-height: 1.7; max-width: 640px; margin: 0; }

.section-problema .container { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-lg); align-items: center; }
.problema-seccion1 { padding-right: var(--space-md); }
.problema-seccion2 { display: flex; flex-direction: column; gap: var(--space-md); }

.solucion-card { background: var(--verde); padding: var(--space-md) var(--space-lg); border-radius: 12px; box-shadow: 0 8px 24px rgba(27, 67, 50, 0.15); }
.solucion-label {
  position: relative; padding-top: 1.25rem; font-family: var(--font-display); font-size: 0.8rem; font-weight: 700;
  color: var(--dorado); letter-spacing: 0.15em; text-transform: uppercase; margin-bottom: 0.75rem;
}
.solucion-label::before { content: ''; position: absolute; top: 0; left: 0; width: 48px; height: 3px; background: var(--dorado); border-radius: 2px; }
.solucion-texto { font-size: 1.125rem; color: var(--hueso); line-height: 1.6; margin: 0; }

/* Animación de flujo */
.animacion-placeholder {
  width: 100%; height: 160px; border: 1px solid rgba(27, 67, 50, 0.1); border-radius: 12px; background: white;
  display: flex; align-items: center; justify-content: center; gap: 1rem; box-shadow: 0 4px 15px rgba(0,0,0,0.03);
}
.anim-stage { display: flex; flex-direction: column; align-items: center; gap: 0.5rem; animation-duration: 11s; animation-iteration-count: infinite; animation-timing-function: ease-in-out; animation-fill-mode: both; }
.anim-stage svg { width: 40px; height: 40px; transition: color 0.5s ease; }
.anim-label { font-family: var(--font-display); font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; transition: color 0.5s ease; }

.anim-stage-1 { color: var(--verde); animation-name: stage1; }
.anim-stage-2 { color: var(--dorado); animation-name: stage2; }
.anim-stage-3 { color: var(--azul); animation-name: stage3; }
.anim-stage-4 { color: var(--terracota); animation-name: stage4; }

.anim-arrow { color: rgba(27, 67, 50, 0.2); font-size: 1.25rem; font-weight: 300; animation: arrowPulse 2s infinite ease-in-out; }

@keyframes stage1 { 0%, 100% { opacity: 0; transform: scale(0.8); filter: grayscale(100%); } 5%, 18% { opacity: 1; transform: scale(1); filter: grayscale(0%); } 23%, 73% { opacity: 1; transform: scale(1); filter: grayscale(100%); } 78%, 95% { opacity: 1; transform: scale(1); filter: grayscale(0%); } }
@keyframes stage2 { 0%, 18% { opacity: 0; transform: scale(0.8); filter: grayscale(100%); } 23%, 36% { opacity: 1; transform: scale(1); filter: grayscale(0%); } 41%, 73% { opacity: 1; transform: scale(1); filter: grayscale(100%); } 78%, 95% { opacity: 1; transform: scale(1); filter: grayscale(0%); } }
@keyframes stage3 { 0%, 36% { opacity: 0; transform: scale(0.8); filter: grayscale(100%); } 41%, 54% { opacity: 1; transform: scale(1); filter: grayscale(0%); } 59%, 73% { opacity: 1; transform: scale(1); filter: grayscale(100%); } 78%, 95% { opacity: 1; transform: scale(1); filter: grayscale(0%); } }
@keyframes stage4 { 0%, 54% { opacity: 0; transform: scale(0.8); filter: grayscale(100%); } 59%, 73% { opacity: 1; transform: scale(1); filter: grayscale(0%); } 78%, 95% { opacity: 1; transform: scale(1); filter: grayscale(0%); } }
@keyframes arrowPulse { 0%, 100% { opacity: 0.2; transform: translateX(0); } 50% { opacity: 0.6; transform: translateX(4px); } }

@media (max-width: 768px) {
  .animacion-placeholder { height: auto; padding: 1rem; flex-wrap: wrap; }
  .anim-stage svg { width: 32px; height: 32px; }
  .anim-label { font-size: 0.6rem; }
  .anim-arrow { font-size: 1rem; }
  .section-problema .container { grid-template-columns: 1fr; gap: var(--space-lg); }
  .problema-seccion1 { padding-right: 0; }
  .solucion-card { padding: var(--space-md); }
}

/* ============================================
   6. SECCIÓN: MÉTODO
   ============================================ */
.section-metodo { padding: var(--space-xl) 0; background-color: #F4F6F5; background-image: radial-gradient(rgba(27, 67, 50, 0.08) 1.5px, transparent 1.5px); background-size: 24px 24px; }
.metodo-subtitulo { font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 700; margin-bottom: var(--space-lg); line-height: 1.3; }
.metodo-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-md); }

.metodo-card {
  background: white; padding: var(--space-md); border-radius: 8px; border-left: 4px solid var(--dorado);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05); transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.metodo-card:hover { transform: translateY(-5px); box-shadow: 0 8px 30px rgba(27, 67, 50, 0.12); }

.metodo-badge {
  display: inline-block; padding: 0.4rem 1rem; background: rgba(216, 178, 92, 0.12); border: 1px solid rgba(216, 178, 92, 0.3);
  border-radius: 999px; color: var(--dorado); font-family: var(--font-display); font-size: 0.875rem; font-weight: 700; margin-bottom: 1rem;
}
.metodo-card:nth-child(1) .metodo-badge { background: rgba(27, 67, 50, 0.12); border-color: rgba(27, 67, 50, 0.3); color: var(--verde); }
.metodo-card:nth-child(2) .metodo-badge { background: rgba(216, 178, 92, 0.12); border-color: rgba(216, 178, 92, 0.3); color: var(--dorado); }
.metodo-card:nth-child(3) .metodo-badge { background: rgba(188, 108, 37, 0.12); border-color: rgba(188, 108, 37, 0.3); color: var(--terracota); }

.metodo-card h3 { font-family: var(--font-display); font-size: 1.25rem; font-weight: 700; color: var(--verde); margin-bottom: 0.75rem; line-height: 1.3; }
.metodo-card p { font-size: 1rem; color: #333; line-height: 1.6; margin: 0; }

@media (max-width: 900px) {
  .metodo-grid { grid-template-columns: 1fr; gap: var(--space-md); }
  .metodo-subtitulo { font-size: 1.25rem; }
}

/* ============================================
   7. SECCIÓN: CASOS
   ============================================ */
.section-casos { padding: var(--space-xl) 0; background: var(--hueso); }
.casos-titulo { font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; margin-bottom: var(--space-md); line-height: 1.2; }
.casos-titulo .text-terracota { color: var(--terracota); }
.casos-titulo .text-verde { color: var(--verde); }
.casos-subtitulo { font-size: 1.125rem; color: #444; max-width: 700px; margin-bottom: var(--space-lg); line-height: 1.7; }

.caso-row {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 3rem;
  margin-bottom: 4rem;
  align-items: start; /* Alineación superior para evitar desajustes */
}

.caso-card {
  background: white; padding: var(--space-md); border-radius: 8px; border-left: 4px solid var(--dorado);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05); display: flex; flex-direction: column; transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.caso-card:hover { transform: translateY(-5px); box-shadow: 0 8px 30px rgba(27, 67, 50, 0.12); }

.caso-comercial { border-left-color: var(--verde); }
.caso-operativo { border-left-color: var(--dorado); }
.caso-modelo { border-left-color: var(--terracota); }

.caso-badge {
  display: inline-block; padding: 0.4rem 1rem; background: rgba(216, 178, 92, 0.12); border: 1px solid rgba(216, 178, 92, 0.3);
  border-radius: 999px; color: var(--dorado); font-family: var(--font-display); font-size: 0.875rem; font-weight: 700; margin-bottom: 1rem; align-self: flex-start;
}
.caso-card h3 { font-family: var(--font-display); font-size: 1.5rem; font-weight: 700; color: var(--verde); margin-bottom: 0.5rem; line-height: 1.2; }
.caso-tagline { font-size: 1rem; color: var(--azul); font-weight: 500; font-style: italic; margin-bottom: var(--space-md); }

.caso-body { flex: 1; display: flex; flex-direction: column; gap: 1rem; }
.caso-field { display: flex; flex-direction: column; gap: 0.25rem; }
.caso-field strong { font-family: var(--font-display); font-size: 0.8rem; font-weight: 700; color: var(--verde); letter-spacing: 0.05em; text-transform: uppercase; }
.caso-field p { font-size: 0.95rem; color: #333; line-height: 1.6; margin: 0; }

.caso-footer { margin-top: var(--space-md); padding-top: var(--space-md); border-top: 1px solid rgba(27, 67, 50, 0.1); }

.caso-links { display: flex; gap: 0.75rem; flex-wrap: wrap; align-items: center; }

.caso-link {
  display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.6rem 1.2rem; border-radius: 999px;
  font-family: var(--font-display); font-size: 0.85rem; font-weight: 600; text-decoration: none !important;
  transition: all 0.3s ease; border: 2px solid transparent;
}
.caso-link.github { background: var(--verde); color: var(--hueso) !important; border-color: var(--verde); }
.caso-link.github:hover { background: var(--negro); border-color: var(--negro); transform: translateY(-2px); box-shadow: 0 4px 12px rgba(27, 67, 50, 0.3); }

.caso-link.streamlit { background: transparent; color: var(--terracota) !important; border-color: var(--terracota); }
.caso-link.streamlit:hover { background: var(--terracota); color: var(--hueso) !important; transform: translateY(-2px); box-shadow: 0 4px 12px rgba(188, 108, 37, 0.3); }

.caso-link .link-icon { font-size: 1rem; line-height: 1; }

.caso-status {
  display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.6rem 1.2rem;
  background: rgba(188, 108, 37, 0.08); border: 1px solid rgba(188, 108, 37, 0.3); border-radius: 999px;
  font-family: var(--font-display); font-size: 0.85rem; font-weight: 600; color: var(--terracota); font-style: normal;
}
.caso-status::before { content: '🔒'; font-size: 0.9rem; }

/* Wrapper para alinear badge e imagen en la columna derecha */
.caso-visual-wrapper {
  display: flex;
  flex-direction: column;
}

.stack-badge {
  display: inline-flex; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 0.75rem;
}
.stack-badge span {
  padding: 0.3rem 0.7rem; background: rgba(27, 67, 50, 0.06); border-radius: 999px;
  font-family: var(--font-display); font-size: 0.7rem; font-weight: 600; color: var(--verde); letter-spacing: 0.03em;
}

.caso-screenshot {
  width: 100%; height: auto; border-radius: 8px; box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08); border: 1px solid rgba(27, 67, 50, 0.1);
}

@media (max-width: 1024px) {
  .caso-row { grid-template-columns: 1fr; gap: 2rem; }
}

/* ============================================
   8. SECCIÓN: HERRAMIENTAS (MODO OSCURO)
   ============================================ */
.section-dark { background-color: var(--negro); color: var(--hueso); position: relative; overflow: hidden; }
.section-dark::before {
  content: ''; position: absolute; top: -100px; right: 100px; width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(233, 196, 106, 0.08), transparent 70%); border-radius: 50%; pointer-events: none;
}
.section-dark .section-label { color: var(--ambar); }
.section-dark .section-label::before { background: var(--ambar); }
.section-dark h2, .section-dark h3 { color: var(--dorado); }
.section-dark p { color: rgba(250, 250, 248, 0.9); }

.section-herramientas { padding: var(--space-xl) 0; }
.herramientas-titulo { color: var(--hueso); font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; margin-bottom: var(--space-md); }
.herramientas-subtitulo { color: rgba(250, 250, 248, 0.8); font-size: 1.125rem; max-width: 700px; margin-bottom: var(--space-lg); line-height: 1.7; }
.herramientas-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-md); }

.herramienta-card {
  background: rgba(255, 255, 255, 0.03); border: 1px solid rgba(250, 250, 248, 0.08); border-radius: 8px;
  padding: var(--space-md); transition: transform 0.3s ease, background 0.3s ease;
}
.herramienta-card:hover { transform: translateY(-4px); background: rgba(255, 255, 255, 0.06); }
.herramienta-icon { font-size: 2rem; margin-bottom: 1rem; }
.herramienta-card h3 { color: var(--hueso); font-family: var(--font-display); font-size: 1.25rem; font-weight: 700; margin-bottom: 0.75rem; }
.herramienta-card p { color: rgba(250, 250, 248, 0.75); font-size: 0.95rem; line-height: 1.6; margin-bottom: 1.5rem; }

.tech-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.tag {
  padding: 0.25rem 0.75rem; background: rgba(216, 178, 92, 0.1); border: 1px solid rgba(216, 178, 92, 0.25);
  border-radius: 999px; color: var(--dorado); font-size: 0.75rem; font-weight: 600; font-family: var(--font-display); letter-spacing: 0.05em; text-transform: uppercase;
}
@media (max-width: 768px) { .herramientas-grid { grid-template-columns: 1fr; } }

/* ============================================
   9. SECCIÓN: RECORRIDO (TIMELINE)
   ============================================ */
.section-recorrido { padding: var(--space-xl) 0; background: var(--hueso); }
.recorrido-titulo { color: var(--verde); font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; margin-bottom: var(--space-md); text-align: center; }
.recorrido-subtitulo { font-size: 1.125rem; color: #444; max-width: 700px; margin: 0 auto var(--space-xl); line-height: 1.7; text-align: center; }

.timeline { position: relative; max-width: 800px; margin: 0 auto; padding-left: 2rem; }
.timeline::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 2px;
  background: linear-gradient(to bottom, var(--verde), var(--dorado), var(--terracota)); border-radius: 2px;
}
.timeline-item { position: relative; margin-bottom: var(--space-lg); padding-left: var(--space-md); }
.timeline-item:last-child { margin-bottom: 0; }

.timeline-marker {
  position: absolute; left: -2.35rem; top: 0.25rem; width: 12px; height: 12px; background: var(--verde);
  border: 3px solid var(--hueso); border-radius: 50%; box-shadow: 0 0 0 2px var(--verde);
}
.timeline-marker.marker-gold { background: var(--dorado); box-shadow: 0 0 0 2px var(--dorado); width: 16px; height: 16px; left: -2.55rem; }

.timeline-content {
  background: white; padding: var(--space-md); border-radius: 8px; border-left: 3px solid var(--verde);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.04); transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.timeline-content:hover { transform: translateX(5px); box-shadow: 0 8px 25px rgba(27, 67, 50, 0.1); }

.timeline-content.content-highlight { background: var(--verde); border-left-color: var(--dorado); }
.timeline-content.content-highlight .timeline-year,
.timeline-content.content-highlight h3,
.timeline-content.content-highlight p { color: var(--hueso); }
.timeline-content.content-highlight h3 { color: var(--dorado); }

.timeline-year { display: inline-block; font-family: var(--font-display); font-size: 0.75rem; font-weight: 700; color: var(--terracota); letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 0.5rem; }
.timeline-content h3 { font-family: var(--font-display); font-size: 1.25rem; font-weight: 700; color: var(--verde); margin-bottom: 0.75rem; line-height: 1.3; }
.timeline-content p { font-size: 1rem; color: #444; line-height: 1.6; margin: 0; }

@media (max-width: 768px) {
  .timeline { padding-left: 1.5rem; }
  .timeline-marker { left: -1.85rem; }
  .timeline-marker.marker-gold { left: -2.05rem; }
}

/* ============================================
   10. SECCIÓN: CONTACTO
   ============================================ */
.section-contacto { padding: var(--space-xl) 0; background-color: var(--negro); }
.contacto-container { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-xl); align-items: start; }
.contacto-info { padding-top: 1rem; }
.contacto-titulo { color: var(--hueso); font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; margin-bottom: var(--space-md); line-height: 1.2; }
.contacto-texto { color: rgba(250, 250, 248, 0.8); font-size: 1.125rem; line-height: 1.7; margin-bottom: var(--space-lg); }
.contacto-datos p { color: rgba(250, 250, 248, 0.6); font-size: 0.95rem; margin-bottom: 0.5rem; }
.contacto-datos strong { color: var(--dorado); font-weight: 600; }

.contacto-form { background: rgba(255, 255, 255, 0.03); padding: var(--space-md); border-radius: 12px; border: 1px solid rgba(250, 250, 248, 0.08); }
.form-group { margin-bottom: 1.5rem; }
.form-group label { display: block; color: var(--dorado); font-family: var(--font-display); font-size: 0.8rem; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase; margin-bottom: 0.5rem; }
.form-group input, .form-group textarea {
  width: 100%; background: transparent; border: none; border-bottom: 1px solid rgba(250, 250, 248, 0.2);
  color: var(--hueso); font-family: var(--font-body); font-size: 1rem; padding: 0.75rem 0; transition: border-color 0.3s ease;
}
.form-group input:focus, .form-group textarea:focus { outline: none; border-bottom-color: var(--dorado); }
.form-group input::placeholder, .form-group textarea::placeholder { color: rgba(250, 250, 248, 0.3); }

@media (max-width: 900px) { .contacto-container { grid-template-columns: 1fr; gap: var(--space-lg); } }

/* ============================================
   11. FOOTER
   ============================================ */
.site-footer { background: #0a1c15; padding: var(--space-lg) 0 var(--space-md); border-top: 1px solid rgba(216, 178, 92, 0.1); }
.footer-container { display: flex; flex-direction: column; gap: var(--space-md); text-align: center; }
.footer-brand { display: flex; flex-direction: column; align-items: center; gap: 1rem; }
.footer-logo { width: 48px; height: auto; opacity: 0.9; }
.footer-brand-text { display: flex; flex-direction: column; gap: 0.25rem; }
.footer-name { font-family: var(--font-display); font-weight: 700; color: var(--hueso); font-size: 1.1rem; }
.footer-tagline { color: var(--dorado); font-size: 0.9rem; font-style: italic; max-width: 400px; margin: 0 auto; }
.footer-links { display: flex; justify-content: center; gap: 2rem; }
.footer-links a { color: rgba(250, 250, 248, 0.7); text-decoration: none; font-size: 0.9rem; font-weight: 500; transition: color 0.3s ease; }
.footer-links a:hover { color: var(--dorado); }
.footer-legal { margin-top: var(--space-md); padding-top: var(--space-md); border-top: 1px solid rgba(250, 250, 248, 0.05); }
.footer-legal p { color: rgba(250, 250, 248, 0.4); font-size: 0.8rem; margin: 0.25rem 0; }
.footer-legal-small { font-size: 0.7rem !important; max-width: 600px; margin: 0 auto !important; }
@media (max-width: 900px) { .footer-links { flex-wrap: wrap; gap: 1rem; } }

/* ============================================
   12. MOCKUPS Y GRÁFICOS CSS
   ============================================ */
.mockup-grid-1x2 { display: grid; grid-template-columns: 1fr; grid-template-rows: auto auto; gap: 1.5rem; background: #f9fafb; padding: 1.5rem; border-radius: 16px; box-shadow: 0 10px 30px rgba(0,0,0,0.05); }
.mockup-panel { background: white; border-radius: 8px; overflow: hidden; box-shadow: 0 4px 6px rgba(0,0,0,0.05); border: 1px solid #e5e7eb; display: flex; flex-direction: column; }
.mockup-grid-1x2 .mockup-panel { min-height: 380px; }
.mockup-header { color: white; padding: 0.6rem 1rem; font-family: var(--font-display); font-size: 0.85rem; font-weight: 600; display: flex; align-items: center; gap: 0.5rem; }
.window-dots { display: flex; gap: 4px; }
.window-dots span { width: 6px; height: 6px; border-radius: 50%; background: rgba(255,255,255,0.4); }
.mockup-body { padding: 1rem; flex: 1; display: flex; flex-direction: column; gap: 0.75rem; }
.mockup-grid-1x2 .mockup-body { padding: 1.5rem; height: 100%; display: flex; flex-direction: column; }

.mini-kpis { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.mini-kpi { flex: 1; background: #f9fafb; padding: 0.4rem; border-radius: 4px; text-align: center; min-width: 60px; }
.mini-kpi .val { display: block; font-family: var(--font-display); font-weight: 800; font-size: 1rem; color: #111827; line-height: 1.2; }
.mini-kpi .lbl { display: block; font-size: 0.65rem; color: #6b7280; text-transform: uppercase; letter-spacing: 0.05em; }
.risk-high .val { color: #EF1A21; }
.risk-med .val { color: #F0A743; }
.risk-ok .val { color: #2DB453; }

.kpi-mini.kpi-highlight { background: rgba(27, 67, 50, 0.08); border-left: 3px solid var(--verde); }
.kpi-mini.kpi-highlight .kpi-mini-val { color: var(--verde); font-size: 1.4rem; }

.css-chart { flex: 1; min-height: 80px; position: relative; display: flex; align-items: flex-end; justify-content: space-around; padding-top: 0.5rem; }
.css-chart.bars .bar { width: 12%; background: linear-gradient(to top, #1B4332, #2C5F7C); border-radius: 2px 2px 0 0; transition: height 1s ease; }
.css-chart.donut { align-items: center; justify-content: center; flex-direction: column; }
.donut-chart { width: 70px; height: 70px; border-radius: 50%; }
.donut-label { font-size: 0.7rem; color: #6b7280; margin-top: 0.5rem; }
.css-chart.lines { align-items: center; }
.css-chart.lines svg { width: 100%; height: 100%; }
.css-chart.scatter { align-items: stretch; justify-content: stretch; border-left: 1px solid #d1d5db; border-bottom: 1px solid #d1d5db; margin: 0.5rem; }
.css-chart.scatter .dot { position: absolute; border-radius: 50%; opacity: 0.8; }
.css-chart.scatter-trend { height: 120px; }
.css-chart.scatter-trend svg { width: 100%; height: 100%; }
.mockup-grid-1x2 .css-chart.scatter-trend { height: 240px; margin-top: 1rem; flex: 1; }

.chart-legend { display: flex; gap: 0.75rem; margin-top: 0.5rem; font-size: 0.65rem; color: #6b7280; }
.legend-right { justify-content: flex-end; margin-top: 0.5rem; padding-right: 0.5rem; }
.legend-item { display: flex; align-items: center; gap: 0.25rem; }
.legend-line { width: 12px; height: 2px; display: inline-block; }
.legend-line.dashed { border-top: 2px dashed currentColor; background: transparent; height: 0; }
.legend-dot { width: 6px; height: 6px; border-radius: 50%; display: inline-block; }

.slider-group { display: flex; flex-direction: column; gap: 0.75rem; }
.mockup-grid-1x2 .slider-group { gap: 1.25rem; margin-top: 1rem; flex: 1; justify-content: center; }
.slider-item { display: flex; flex-direction: column; gap: 0.25rem; }
.mockup-grid-1x2 .slider-item { gap: 0.5rem; }
.slider-label { font-size: 0.7rem; color: #6b7280; font-weight: 500; }
.slider-track { position: relative; height: 6px; background: #e5e7eb; border-radius: 3px; overflow: visible; }
.slider-fill { height: 100%; background: var(--terracota); border-radius: 3px; position: relative; }
.slider-fill::after {
  content: ''; position: absolute; right: -4px; top: 50%; transform: translateY(-50%);
  width: 10px; height: 10px; background: var(--terracota); border-radius: 50%; border: 2px solid white; box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}
.slider-value { position: absolute; right: 0; top: -1.2rem; font-size: 0.7rem; font-weight: 700; color: var(--terracota); font-family: var(--font-display); }

.mini-alert { display: flex; align-items: center; gap: 0.5rem; background: rgba(27, 67, 50, 0.08); padding: 0.5rem; border-radius: 4px; margin-top: 0.75rem; font-size: 0.75rem; color: var(--verde); font-weight: 600; }
.mockup-grid-1x2 .mini-alert { margin-top: auto; }
.alert-icon { font-size: 1rem; }
.alert-terracota { background: rgba(188, 108, 37, 0.08); border-left: 3px solid var(--terracota); color: var(--terracota); }

.tornado-chart { display: flex; flex-direction: column; gap: 0.75rem; margin: 1rem 0; }
.tornado-row { display: grid; grid-template-columns: 80px 1fr 70px; gap: 0.5rem; align-items: center; }
.tornado-label { font-size: 0.75rem; font-weight: 600; color: #374151; text-align: right; }
.tornado-bars { display: flex; align-items: center; justify-content: center; gap: 2px; height: 20px; }
.tornado-bar { height: 100%; border-radius: 2px; transition: width 1s ease; }
.tornado-bar.negative { background: var(--terracota); }
.tornado-bar.positive { background: var(--verde); }
.tornado-value { font-family: var(--font-display); font-size: 0.75rem; font-weight: 700; color: var(--verde); }
.tornado-legend { display: flex; justify-content: center; gap: 1rem; margin-top: 1rem; font-size: 0.7rem; color: #6b7280; }
.legend-bar { display: inline-block; width: 16px; height: 8px; border-radius: 2px; margin-right: 0.25rem; }
.legend-bar.negative { background: var(--terracota); }
.legend-bar.positive { background: var(--verde); }

.margin-bar-container { margin: 1rem 0; padding: 0.75rem; background: #f9fafb; border-radius: 6px; }
.margin-label { display: flex; justify-content: space-between; font-size: 0.75rem; color: #6b7280; margin-bottom: 0.5rem; }
.margin-value { font-family: var(--font-display); font-weight: 700; color: var(--verde); }
.margin-bar { position: relative; height: 8px; background: #e5e7eb; border-radius: 4px; overflow: visible; }
.margin-fill { height: 100%; background: var(--verde); border-radius: 4px; }
.margin-threshold { position: absolute; top: -4px; width: 2px; height: 16px; border-radius: 1px; }
.margin-threshold.risk { background: var(--terracota); }
.margin-threshold.healthy { background: var(--dorado); }
.margin-legend { display: flex; justify-content: space-between; font-size: 0.65rem; color: #9ca3af; margin-top: 0.25rem; }

@media (max-width: 768px) {
  .mockup-grid-1x2 { gap: 1rem; padding: 1rem; }
  .mockup-grid-1x2 .mockup-panel { min-height: 300px; }
  .mockup-grid-1x2 .css-chart.scatter-trend { height: 200px; }
  .tornado-row { grid-template-columns: 60px 1fr 60px; }
  .tornado-label { font-size: 0.65rem; }
  .tornado-value { font-size: 0.65rem; }
}

/* ============================================
   BOTONES GLOBALES
   ============================================ */
.btn {
  display: inline-block; padding: 1rem 2rem; border-radius: 6px; text-decoration: none !important;
  font-weight: 600; font-family: var(--font-display); font-size: 1rem; transition: all 0.3s ease;
  cursor: pointer; border: none; text-align: center;
}
.btn-primary { background: var(--ambar); color: #102a20 !important; border: 2px solid var(--ambar); }
.btn-primary:hover { background: var(--dorado); border-color: var(--dorado); transform: translateY(-2px); box-shadow: 0 4px 12px rgba(233, 196, 106, 0.3); }
.btn-secondary { background: transparent; color: var(--hueso) !important; border: 2px solid var(--hueso); }
.btn-secondary:hover { background: var(--hueso); color: #102a20 !important; transform: translateY(-2px); }
.btn-full { width: 100%; margin-top: 1rem; }

/* ============================================
   LEAD MAGNET (CHECKLIST)
   ============================================ */
.section-lead-magnet {
  padding: var(--space-lg) 0;
  background: var(--hueso);
}

.lead-magnet-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  background: white;
  border: 1px solid rgba(27, 67, 50, 0.1);
  border-left: 4px solid var(--dorado);
  border-radius: 12px;
  padding: var(--space-md);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

.lead-magnet-content {
  flex: 1;
}

.lead-magnet-content h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--verde);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.lead-magnet-content p {
  font-size: 1rem;
  color: #444;
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.lead-magnet-visual {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(27, 67, 50, 0.05);
  border-radius: 12px;
  color: var(--verde);
}

.lead-magnet-visual svg {
  width: 40px;
  height: 40px;
}

@media (max-width: 768px) {
  .lead-magnet-card {
    flex-direction: column;
    text-align: center;
  }
  .lead-magnet-content .btn {
    width: 100%;
  }
}

/* Selector de idioma en navegación */
.lang-selector {
  margin-left: 1rem;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.lang-link {
  font-size: 0.8rem !important;
  font-weight: 600 !important;
  padding: 0.25rem 0.5rem !important;
  color: rgba(250, 250, 248, 0.6) !important;
}

.lang-link:hover, .lang-link.active {
  color: var(--dorado) !important;
  background: transparent !important;
}

.lang-sep {
  color: rgba(250, 250, 248, 0.3);
  font-size: 0.8rem;
}

@media (max-width: 900px) {
  .lang-selector {
    margin-left: 0;
    margin-top: 0.5rem;
    justify-content: center;
  }
}