/* ── Variables ── */
:root {
  --verde:        #1A6B5A;
  --verde-claro:  #E8F5F0;
  --verde-medio:  #2A8A73;
  --crema:        #F5F0EB;
  --crema-oscuro: #EDE6DC;
  --borde:        #DDD8D0;
  --gris-texto:   #5C5B58;
  --texto:        #2D2D2B;
  --ambar:        #C8863A;
}

/* ── Hero ── */
.ivadec-hero {
  background: linear-gradient(135deg, var(--verde) 0%, var(--verde-medio) 100%);
  color: white;
  padding: 56px 0 64px;
  position: relative;
  overflow: hidden;
}
.ivadec-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Ccircle cx='30' cy='30' r='20'/%3E%3C/g%3E%3C/svg%3E");
}
.ivadec-hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: center;
}
.ivadec-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,.15);
  border: 1px solid rgba(255,255,255,.3);
  border-radius: 100px;
  padding: 5px 14px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.ivadec-hero h1 {
  font-family: 'Lora', serif;
  font-size: clamp(1.7rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 14px;
}
.ivadec-bajada { font-size: 1rem; opacity: .88; line-height: 1.6; margin-bottom: 28px; max-width: 560px; }
.ivadec-hero-btns { display: flex; gap: 12px; flex-wrap: wrap; }
.btn-hero-primario {
  display: inline-flex; align-items: center; gap: 8px;
  background: white; color: var(--verde);
  font-weight: 700; font-size: .95rem;
  padding: 12px 24px; border-radius: 10px;
  text-decoration: none; transition: opacity .15s;
}
.btn-hero-primario:hover { opacity: .9; }
.btn-hero-secundario {
  display: inline-flex; align-items: center;
  background: rgba(255,255,255,.15); color: white;
  border: 1px solid rgba(255,255,255,.3);
  font-weight: 600; font-size: .9rem;
  padding: 12px 20px; border-radius: 10px;
  text-decoration: none; transition: background .15s;
}
.btn-hero-secundario:hover { background: rgba(255,255,255,.25); }

/* Data cards hero */
.ivadec-hero-data {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-shrink: 0;
}
.data-card {
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 14px;
  padding: 16px 20px;
  text-align: center;
  min-width: 120px;
}
.data-num { font-family: 'Lora', serif; font-size: 2rem; font-weight: 700; line-height: 1; }
.data-label { font-size: .75rem; opacity: .8; margin-top: 4px; }

/* ── Layout ── */
.ivadec-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 48px;
  padding-top: 48px;
  padding-bottom: 80px;
  align-items: start;
}

/* ── Sidebar ── */
.ivadec-sidebar { position: sticky; top: 80px; display: flex; flex-direction: column; gap: 16px; }
.sidebar-card { background: white; border: 1px solid var(--borde); border-radius: 14px; padding: 20px; }
.sidebar-card-titulo { font-size: .75rem; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; color: var(--gris-texto); margin-bottom: 14px; }
.sidebar-toc { display: flex; flex-direction: column; gap: 2px; }
.toc-link { display: block; padding: 7px 10px; font-size: .84rem; color: var(--gris-texto); text-decoration: none; border-radius: 8px; border-left: 2px solid transparent; transition: all .15s; line-height: 1.4; }
.toc-link:hover { background: var(--crema); color: var(--verde); }
.toc-link.activo { background: var(--verde-claro); color: var(--verde); border-left-color: var(--verde); font-weight: 600; }

.sidebar-cta-verde { background: var(--verde); color: white; border-color: var(--verde); text-align: center; }
.sidebar-cta-icon { font-size: 1.8rem; margin-bottom: 8px; }
.sidebar-cta-titulo { font-family: 'Lora', serif; font-size: .95rem; font-weight: 700; margin-bottom: 6px; }
.sidebar-cta-verde p { font-size: .82rem; opacity: .88; margin-bottom: 14px; }
.sidebar-cta-btn { display: block; background: white; color: var(--verde); font-weight: 700; font-size: .88rem; padding: 9px 14px; border-radius: 10px; text-decoration: none; }
.sidebar-cta-btn:hover { opacity: .9; }

.sidebar-enlaces { display: flex; flex-direction: column; gap: 2px; }
.sidebar-enlace { display: flex; align-items: center; gap: 8px; padding: 8px 10px; font-size: .84rem; color: var(--gris-texto); text-decoration: none; border-radius: 8px; transition: all .15s; }
.sidebar-enlace:hover { background: var(--crema); color: var(--verde); }
.sidebar-enlace i { color: var(--verde); width: 14px; text-align: center; flex-shrink: 0; }

/* ── Contenido ── */
.ivadec-contenido { min-width: 0; }
.ivadec-contenido section { margin-bottom: 52px; }
.ivadec-contenido h2 { font-family: 'Lora', serif; font-size: 1.5rem; color: var(--texto); margin-bottom: 16px; padding-bottom: 12px; border-bottom: 2px solid var(--crema-oscuro); }
.ivadec-contenido h3 { font-family: 'Lora', serif; font-size: 1.1rem; color: var(--texto); margin: 0 0 8px; }
.ivadec-contenido p { font-size: .96rem; color: #3D3D3B; line-height: 1.75; margin-bottom: 14px; }
.ivadec-contenido a { color: var(--verde); text-decoration: underline; text-underline-offset: 3px; }

/* Destacados */
.ivadec-destacado {
  display: flex; gap: 14px;
  border-radius: 0 12px 12px 0;
  padding: 16px 20px; margin: 20px 0;
}
.ivadec-destacado i { font-size: 1.1rem; flex-shrink: 0; margin-top: 2px; }
.ivadec-destacado strong { display: block; font-size: .92rem; color: var(--texto); margin-bottom: 5px; }
.ivadec-destacado p { font-size: .87rem; color: var(--gris-texto); margin: 0; line-height: 1.55; }
.ivadec-destacado.verde { background: var(--verde-claro); border-left: 3px solid var(--verde); }
.ivadec-destacado.verde i { color: var(--verde); }
.ivadec-destacado.ambar { background: #FFF8E1; border-left: 3px solid var(--ambar); }
.ivadec-destacado.ambar i { color: var(--ambar); }

/* Dimensiones */
.ivadec-dimensiones { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 20px 0; }
.dimension-card { background: white; border: 1px solid var(--borde); border-radius: 14px; padding: 20px; }
.dimension-icono { font-size: 1.5rem; color: var(--verde); margin-bottom: 12px; }
.dimension-tag { display: inline-block; background: var(--verde-claro); color: var(--verde); font-size: .75rem; font-weight: 600; padding: 3px 10px; border-radius: 100px; margin-top: 10px; }

/* Dónde */
.donde-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 20px 0; }
.donde-item { background: white; border: 1px solid var(--borde); border-radius: 12px; padding: 18px; }
.donde-icon { font-size: 1.3rem; color: var(--verde); margin-bottom: 10px; }
.donde-item h4 { font-size: .95rem; font-weight: 700; color: var(--texto); margin-bottom: 6px; }
.donde-item p { font-size: .84rem; color: var(--gris-texto); margin: 0; line-height: 1.5; }

/* Niveles */
.niveles-lista { display: flex; flex-direction: column; gap: 12px; margin: 20px 0; }
.nivel-item { border-radius: 14px; padding: 20px 22px; border: 1px solid transparent; }
.nivel-leve    { background: #F1F8E9; border-color: #C8E6C9; }
.nivel-moderado{ background: #FFFBEB; border-color: #FDE68A; }
.nivel-severo  { background: #FFF3E0; border-color: #FFCC80; }
.nivel-total   { background: #FFEBEE; border-color: #FFCDD2; }
.nivel-head { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; flex-wrap: wrap; }
.nivel-dot { width: 12px; height: 12px; border-radius: 50%; flex-shrink: 0; }
.nivel-leve    .nivel-dot { background: #2E7D32; }
.nivel-moderado .nivel-dot{ background: #F59E0B; }
.nivel-severo  .nivel-dot { background: #E07000; }
.nivel-total   .nivel-dot { background: #C62828; }
.nivel-item h3 { font-family: 'Lora', serif; font-size: 1rem; font-weight: 700; margin: 0; flex: 1; }
.nivel-tag { font-size: .73rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; padding: 3px 9px; border-radius: 100px; background: rgba(255,255,255,.7); color: var(--gris-texto); }
.nivel-item p { font-size: .88rem; margin-bottom: 10px; }
.nivel-ejemplos { display: flex; flex-wrap: wrap; gap: 6px; }
.nivel-ejemplos span { font-size: .78rem; background: rgba(255,255,255,.7); border: 1px solid rgba(0,0,0,.08); padding: 3px 9px; border-radius: 100px; color: var(--gris-texto); }

/* Pasos */
.proceso-pasos { display: flex; flex-direction: column; gap: 0; margin: 20px 0; position: relative; }
.proceso-pasos::before { content: ''; position: absolute; left: 19px; top: 32px; bottom: 32px; width: 2px; background: var(--crema-oscuro); }
.paso { display: flex; gap: 20px; padding: 16px 0; position: relative; }
.paso-num { width: 38px; height: 38px; border-radius: 50%; background: var(--verde); color: white; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: .9rem; flex-shrink: 0; position: relative; z-index: 1; }
.paso-contenido h4 { font-size: .95rem; font-weight: 700; color: var(--texto); margin-bottom: 5px; }
.paso-contenido p { font-size: .87rem; color: var(--gris-texto); margin: 0; line-height: 1.55; }

/* Tabla beneficios */
.beneficios-tabla { border: 1px solid var(--borde); border-radius: 12px; overflow: hidden; margin: 20px 0; }
.beneficio-fila { display: grid; grid-template-columns: 1fr auto auto; gap: 16px; padding: 12px 16px; align-items: center; border-bottom: 1px solid var(--crema-oscuro); font-size: .87rem; }
.beneficio-fila:last-child { border-bottom: none; }
.header-fila { background: var(--crema); font-weight: 700; font-size: .78rem; text-transform: uppercase; letter-spacing: .05em; color: var(--gris-texto); }
.nivel-badge { display: inline-block; font-size: .75rem; font-weight: 700; padding: 3px 10px; border-radius: 100px; white-space: nowrap; }
.nivel-badge.leve     { background: #F1F8E9; color: #2E7D32; }
.nivel-badge.moderado { background: #FFFBEB; color: #92400E; }
.nivel-badge.severo   { background: #FFF3E0; color: #E07000; }

/* Tabla comparación */
.comparacion-tabla { border: 1px solid var(--borde); border-radius: 12px; overflow: hidden; margin: 20px 0; }
.comp-fila { display: grid; grid-template-columns: 160px 1fr 1fr 1fr; gap: 0; border-bottom: 1px solid var(--crema-oscuro); font-size: .86rem; }
.comp-fila:last-child { border-bottom: none; }
.comp-header { background: var(--crema); font-weight: 700; font-size: .78rem; text-transform: uppercase; letter-spacing: .05em; color: var(--gris-texto); }
.comp-fila > span { padding: 11px 14px; border-right: 1px solid var(--crema-oscuro); }
.comp-fila > span:last-child { border-right: none; }
.comp-fila > span:first-child:not(.comp-label) { background: var(--crema); }
.comp-label { font-weight: 600; color: var(--gris-texto); background: var(--crema); }

/* FAQ */
.faq-lista { display: flex; flex-direction: column; gap: 8px; margin: 20px 0; }
.faq-item { border: 1px solid var(--borde); border-radius: 12px; overflow: hidden; }
.faq-btn { width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 15px 18px; background: white; border: none; font-family: 'DM Sans', sans-serif; font-size: .92rem; font-weight: 600; color: var(--texto); cursor: pointer; text-align: left; transition: background .15s; }
.faq-btn:hover { background: var(--crema); }
.faq-btn i { flex-shrink: 0; color: var(--gris-texto); transition: transform .25s; font-size: .85rem; }
.faq-item.abierto .faq-btn { background: var(--verde-claro); color: var(--verde); }
.faq-item.abierto .faq-btn i { transform: rotate(180deg); color: var(--verde); }
.faq-resp { display: none; padding: 14px 18px; background: var(--crema); border-top: 1px solid var(--crema-oscuro); }
.faq-item.abierto .faq-resp { display: block; }
.faq-resp p { font-size: .88rem; color: var(--gris-texto); margin: 0; line-height: 1.6; }

/* CTA final */
.ivadec-cta-final { background: linear-gradient(135deg, var(--verde) 0%, var(--verde-medio) 100%); border-radius: 20px; padding: 36px 32px; color: white; text-align: center; margin: 48px 0 40px; }
.ivadec-cta-final h3 { font-family: 'Lora', serif; font-size: 1.35rem; margin-bottom: 10px; }
.ivadec-cta-final p { font-size: .93rem; opacity: .88; margin-bottom: 24px; }
.cta-btns { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.cta-btn-primario { background: white; color: var(--verde); font-weight: 700; font-size: .93rem; padding: 12px 22px; border-radius: 10px; text-decoration: none; display: inline-flex; align-items: center; gap: 7px; transition: opacity .15s; }
.cta-btn-primario:hover { opacity: .9; }
.cta-btn-secundario { background: rgba(255,255,255,.15); color: white; border: 1px solid rgba(255,255,255,.3); font-weight: 600; font-size: .88rem; padding: 12px 20px; border-radius: 10px; text-decoration: none; transition: background .15s; }
.cta-btn-secundario:hover { background: rgba(255,255,255,.25); }

/* Relacionados */
.ivadec-relacionados h3 { font-family: 'Lora', serif; font-size: 1.15rem; margin-bottom: 14px; }
.relacionados-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; }
.rel-card { display: flex; flex-direction: column; gap: 5px; background: white; border: 1px solid var(--borde); border-radius: 12px; padding: 16px; text-decoration: none; transition: all .15s; }
.rel-card:hover { border-color: var(--verde); background: var(--verde-claro); }
.rel-cat { font-size: .73rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: var(--verde); }
.rel-titulo { font-size: .87rem; font-weight: 600; color: var(--texto); line-height: 1.4; }

/* Responsive */
@media (max-width: 900px) {
  .ivadec-layout { grid-template-columns: 1fr; }
  .ivadec-sidebar { position: static; }
  .ivadec-hero-inner { grid-template-columns: 1fr; }
  .ivadec-hero-data { flex-direction: row; flex-wrap: wrap; }
  .data-card { flex: 1; min-width: 100px; }
  .ivadec-dimensiones, .donde-grid { grid-template-columns: 1fr; }
  .relacionados-grid { grid-template-columns: 1fr; }
  .comp-fila { grid-template-columns: 120px 1fr 1fr 1fr; font-size: .78rem; }
}
@media (max-width: 560px) {
  .ivadec-hero { padding: 40px 0 48px; }
  .beneficio-fila { grid-template-columns: 1fr; gap: 4px; }
  .header-fila { display: none; }
  .comp-fila { grid-template-columns: 1fr; }
  .comp-header { display: none; }
  .comp-fila > span { border-right: none; border-bottom: 1px solid var(--crema-oscuro); }
}