/* ── sp-what override ── */
.sp-what-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start; }
.sp-what-box { margin-top: 2.5rem; }

/* ── Carousel ── */
.erp-carousel { position: relative; border-radius: 12px; overflow: hidden; border: 1px solid rgba(123,191,62,.25); cursor: pointer; }
.erp-carousel-track { display: flex; transition: transform .4s ease; }
.erp-carousel-track img { width: 100%; flex-shrink: 0; object-fit: cover; display: block; }
.erp-carousel-btn { position: absolute; top: 50%; transform: translateY(-50%); background: rgba(0,0,0,.45); color: #fff; border: none; width: 36px; height: 36px; border-radius: 50%; font-size: 1rem; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: background .2s; z-index: 5; }
.erp-carousel-btn:hover { background: rgba(0,0,0,.7); }
.erp-carousel-btn.prev { left: 10px; }
.erp-carousel-btn.next { right: 10px; }
.erp-carousel-dots { position: absolute; bottom: 10px; left: 50%; transform: translateX(-50%); display: flex; gap: 6px; }
.erp-carousel-dots span { width: 7px; height: 7px; border-radius: 50%; background: rgba(255,255,255,.5); transition: background .25s; }
.erp-carousel-dots span.active { background: #fff; }

/* ── Lightbox con navegación ── */
.erp-lb { display: none; position: fixed; inset: 0; z-index: 9999; background: rgba(0,0,0,.88); align-items: center; justify-content: center; }
.erp-lb.active { display: flex; }
.erp-lb-img { max-width: 88vw; max-height: 85vh; border-radius: 8px; object-fit: contain; display: block; }
.erp-lb-close { position: absolute; top: 20px; right: 24px; color: #fff; font-size: 1.8rem; cursor: pointer; line-height: 1; background: none; border: none; opacity: .8; }
.erp-lb-close:hover { opacity: 1; }
.erp-lb-nav { position: absolute; top: 50%; transform: translateY(-50%); background: rgba(255,255,255,.15); color: #fff; border: none; width: 48px; height: 48px; border-radius: 50%; font-size: 1.3rem; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: background .2s; }
.erp-lb-nav:hover { background: rgba(255,255,255,.3); }
.erp-lb-nav.prev { left: 24px; }
.erp-lb-nav.next { right: 24px; }
.erp-lb-counter { position: absolute; bottom: 20px; left: 50%; transform: translateX(-50%); color: rgba(255,255,255,.6); font-size: .8rem; }

/* ── Por qué GROW ── */
.grow-why { padding: 72px 5%; background: var(--bg2); border-top: 1px solid var(--border); }
.grow-why-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 1.4rem; margin-top: 2.8rem; }
.grow-why-card { background: #fff; border: 1px solid var(--border); border-radius: 12px; padding: 1.8rem 1.6rem; display: flex; flex-direction: column; gap: .7rem; transition: box-shadow .25s, transform .25s; }
.grow-why-card:hover { box-shadow: 0 8px 28px rgba(0,0,0,.07); transform: translateY(-3px); }
.grow-why-card .gwc-ico { font-size: 1.8rem; color: var(--g2); }
.grow-why-card .gwc-ico::before { margin: 0 !important; font-size: 1.8rem; color: var(--g2); }
.grow-why-card h3 { font-size: .95rem; font-weight: 700; color: var(--bk); margin: 0; }
.grow-why-card p { font-size: .85rem; color: var(--muted); line-height: 1.7; margin: 0; }

/* ── Métricas ── */
.erp-metrics { padding: 60px 5%; background: var(--bk); }
.erp-metrics-inner { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 2rem; max-width: 900px; margin: 0 auto; text-align: center; }
.erp-metric-item .em-num { font-size: 2.4rem; font-weight: 800; color: var(--g); line-height: 1; }
.erp-metric-item .em-label { font-size: .82rem; color: rgba(255,255,255,.65); margin-top: .4rem; line-height: 1.4; }

/* ── Comparación ── */
.erp-compare { padding: 72px 5%; background: #fff; }
.erp-about { background: var(--bg2); }
.erp-compare-table { max-width: 980px; margin: 2.5rem auto 0; border-radius: 12px; overflow: hidden; border: 1px solid var(--border); }
.erp-compare-head { display: grid; grid-template-columns: 1.2fr 1.1fr 1fr 1fr; background: var(--bk); color: #fff; }
.erp-compare-head div { padding: 1rem 1.2rem; font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; }
.erp-compare-head .col-q { color: rgba(255,255,255,.55); }
.erp-compare-head .col-old { color: var(--o); }
.erp-compare-head .col-new { color: var(--g); }
.erp-compare-row { display: grid; grid-template-columns: 1.2fr 1.1fr 1fr 1fr; border-top: 1px solid var(--border); }
.erp-compare-row:nth-child(even) { background: var(--bg2); }
.erp-compare-row div { padding: .9rem 1.2rem; font-size: .85rem; color: var(--txt); display: flex; align-items: center; gap: .5rem; }
.erp-compare-row div:first-child { font-weight: 600; color: var(--bk); }
.erp-compare-row .chk-q { color: var(--muted); font-style: italic; font-size: .82rem; }
.erp-compare-row .chk-no { color: var(--o); font-weight: 600; }
.erp-compare-row .chk-yes { color: var(--g2); font-weight: 700; }

/* ── Roadmap implementación ── */
.erp-roadmap { padding: 72px 5%; background: var(--bg2); border-top: 1px solid var(--border); }
.roadmap-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin-top: 3rem; position: relative; }
.roadmap-steps::before { content: ''; position: absolute; top: 28px; left: 12.5%; right: 12.5%; height: 2px; background: linear-gradient(90deg, var(--g), var(--o)); z-index: 0; }
.roadmap-step { display: flex; flex-direction: column; align-items: center; text-align: center; padding: 0 1rem; position: relative; z-index: 1; }
.roadmap-step .rs-num { width: 56px; height: 56px; border-radius: 50%; background: #fff; border: 2px solid var(--g); display: flex; align-items: center; justify-content: center; font-size: 1.1rem; font-weight: 800; color: var(--g2); margin-bottom: 1rem; box-shadow: 0 0 0 4px var(--bg2); }
.roadmap-step h4 { font-size: 1rem; font-weight: 700; color: var(--bk); margin-bottom: .4rem; }
.roadmap-step p { font-size: .88rem; color: var(--muted); line-height: 1.6; }

/* ── Casos de éxito referencia ── */
.erp-cases { padding: 72px 5%; background: #fff; }
.erp-cases-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.4rem; margin-top: 2.5rem; }
.erp-case-card { border: 1px solid var(--border); border-radius: 12px; padding: 1.6rem; display: flex; flex-direction: column; gap: .6rem; transition: box-shadow .25s, transform .25s; }
.erp-case-card:hover { box-shadow: 0 8px 28px rgba(0,0,0,.07); transform: translateY(-3px); }
.erp-case-card .ecc-sector { font-size: .7rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--g2); }
.erp-case-card h4 { font-size: .95rem; font-weight: 700; color: var(--bk); margin: 0; }
.erp-case-card p { font-size: .83rem; color: var(--muted); line-height: 1.65; margin: 0; }
.erp-case-card .ecc-result { font-size: .82rem; font-weight: 600; color: var(--g2); margin-top: .3rem; }

/* ── FAQ ── */
.erp-faq { padding: 72px 5%; background: #fff; border-top: 1px solid var(--border); }
.faq-list { max-width: 760px; margin: 2.5rem auto 0; display: flex; flex-direction: column; gap: .75rem; }
.faq-item { background: #fff; border: 1px solid var(--border); border-radius: 10px; overflow: hidden; }
.faq-q { padding: 1.2rem 1.4rem; font-size: .95rem; font-weight: 600; color: var(--bk); cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 1rem; user-select: none; }
.faq-q::after { content: '+'; font-size: 1.3rem; font-weight: 300; color: var(--g2); flex-shrink: 0; transition: transform .3s; }
.faq-item.open .faq-q::after { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .35s ease, padding .3s; padding: 0 1.4rem; font-size: .88rem; color: var(--muted); line-height: 1.75; }
.faq-item.open .faq-a { max-height: 300px; padding: 0 1.4rem 1.2rem; }

/* ── MOBILE ── */
@media (max-width: 768px) {
  /* Hero */
  .sp-hero { flex-direction: column; padding: 90px 5% 50px; min-height: unset; gap: 2rem; }
  .sp-hero-inner { max-width: 100%; }
  .sp-hero-visual { margin-left: 0; width: 100%; }
  .sp-hero-visual img { width: 100%; max-width: 100%; }
  .sp-hero h1 { font-size: 1.8rem; }

  /* Qué es */
  .sp-what-inner { grid-template-columns: 1fr !important; gap: 2rem; }
  .sp-what-box { margin-top: 0; }

  /* Por qué GROW */
  .grow-why { padding: 48px 5%; }
  .grow-why-grid { grid-template-columns: 1fr; gap: 1rem; }

  /* Métricas */
  .erp-metrics-inner { grid-template-columns: 1fr 1fr; gap: 1.5rem; }

  /* Módulos */
  .erp-modules { padding: 48px 5%; }
  .erp-modules-grid { grid-template-columns: 1fr 1fr; }

  /* Carrusel + texto */
  .erp-about-inner { grid-template-columns: 1fr !important; gap: 2rem; }

  /* Comparación */
  .erp-compare { padding: 48px 5%; overflow-x: auto; }
  .erp-compare-table { min-width: 600px; }

  /* Roadmap */
  .erp-roadmap { padding: 48px 5%; }
  .roadmap-steps { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .roadmap-steps::before { display: none; }

  /* FAQ */
  .erp-faq { padding: 48px 5%; }

  /* Secciones centradas */
  .grow-why .centered,
  .erp-compare .centered,
  .erp-roadmap .centered,
  .erp-faq .centered { text-align: left; }
  .grow-why .sec-title,
  .erp-compare .sec-title,
  .erp-roadmap .sec-title,
  .erp-faq .sec-title { font-size: 1.5rem; }
}

@media (max-width: 480px) {
  .erp-metrics-inner { grid-template-columns: 1fr; }
  .erp-modules-grid { grid-template-columns: 1fr; }
  .roadmap-steps { grid-template-columns: 1fr; }
  .erp-compare-table { min-width: 520px; }
}