/* ============================================
   NBP — Nutrición Basada en Plantas
   Public Theme v1.0
   ============================================ */

/* 1. Variables de marca */
:root {
  --nbp-green: #718F49;
  --nbp-green-dark: #5a7238;
  --nbp-green-light: #EFF5E6;
  --nbp-black: #211915;
  --nbp-text: #3a3530;
  --nbp-muted: #8a8278;
  --nbp-cream: #FAF8F4;
  --nbp-warm: #F5F0E8;
  --nbp-border: #e5e0d8;
  --nbp-radius: 0.75rem;
  --nbp-shadow: 0 2px 12px rgba(33,25,21,0.08);
  --nbp-shadow-hover: 0 8px 32px rgba(33,25,21,0.14);
  --nbp-transition: all 0.3s ease;
}

/* 2. @font-face — pendiente de agregar fuentes custom */
/* Fallback: system fonts */
body {
  font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  color: var(--nbp-text);
  background: #fff;
}

/* 3. Utility */
.py-6 { padding-top: 5rem; padding-bottom: 5rem; }
.bg-cream { background: var(--nbp-cream); }
.bg-warm { background: var(--nbp-warm); }
.text-nbp-green { color: var(--nbp-green); }

/* ── 4. Nav ── */
.nbp-nav {
  background: #fff;
  border-bottom: 1px solid transparent;
  transition: var(--nbp-transition);
  padding: 0.75rem 0;
}
.nbp-nav.scrolled {
  border-bottom-color: var(--nbp-border);
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}
.nbp-nav .nav-brand img {
  height: 44px;
  width: auto;
}
.nbp-nav .nav-link {
  color: var(--nbp-text);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  transition: var(--nbp-transition);
}
.nbp-nav .nav-link:hover {
  color: var(--nbp-green);
}
.nbp-nav__icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  color: var(--nbp-text);
  background: transparent;
  border: 1px solid var(--nbp-border);
  text-decoration: none;
  font-size: 1rem;
  transition: var(--nbp-transition);
}
.nbp-nav__icon-btn:hover {
  color: var(--nbp-green);
  border-color: var(--nbp-green);
  background: var(--nbp-green-light);
}
.btn-nbp {
  background: var(--nbp-green);
  color: #fff;
  border: none;
  border-radius: var(--nbp-radius);
  padding: 0.6rem 1.5rem;
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--nbp-transition);
}
.btn-nbp:hover {
  background: var(--nbp-green-dark);
  color: #fff;
  transform: translateY(-1px);
}
.btn-hero {
  padding: 0.75rem 1.75rem;
  font-size: 0.95rem;
  border-radius: 2.5rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  line-height: 1;
}
.btn-nbp-outline {
  background: transparent;
  color: var(--nbp-black);
  border: 1.5px solid var(--nbp-border);
  border-radius: 2.5rem;
  font-weight: 600;
  transition: var(--nbp-transition);
}
.btn-nbp-outline:hover {
  border-color: var(--nbp-green);
  color: var(--nbp-green);
}

/* ── 5. Hero ── */
.nbp-hero {
  background: var(--nbp-cream);
  padding: 6rem 0 4rem;
  position: relative;
  overflow: hidden;
}
.hero-logo-wrap {
  display: flex;
  justify-content: center;
  margin-bottom: 40px;
  position: relative;
  z-index: 2;
}
.hero-logo-box {
  background: white;
  border: 0.5px solid var(--nbp-border);
  border-radius: 16px;
  padding: 14px 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 24px rgba(33,25,21,0.07);
}
.nbp-hero h1 {
  font-size: clamp(2.2rem, 4.5vw, 3.5rem);
  font-weight: 700;
  color: var(--nbp-black);
  line-height: 1.15;
  margin-bottom: 1.5rem;
}
.nbp-hero h1 .accent {
  color: var(--nbp-green);
}
.nbp-hero .hero-sub {
  font-size: 1.1rem;
  color: var(--nbp-muted);
  max-width: 500px;
  line-height: 1.7;
  margin-bottom: 2rem;
}
.hero-badges {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}
.hero-badge {
  background: #fff;
  border: 1px solid var(--nbp-border);
  border-radius: 2rem;
  padding: 0.4rem 1rem;
  font-size: 0.8rem;
  color: var(--nbp-text);
  font-weight: 500;
}
.hero-badge--credentials {
  background: var(--nbp-green-light);
  border-color: var(--nbp-green);
  color: var(--nbp-green-dark);
  font-weight: 600;
}
.hero-badge--credentials i { color: var(--nbp-green); }

/* ── 6. Trust strip (static) ── */
.trust-strip {
  background: linear-gradient(180deg, var(--nbp-cream) 0%, #fff 100%);
  border-top: 1px solid var(--nbp-border);
  border-bottom: 1px solid var(--nbp-border);
  padding: 2rem 0;
}
.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: 900px;
  margin: 0 auto;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}
.trust-item i {
  font-size: 1.6rem;
  color: var(--nbp-green);
  background: var(--nbp-green-light);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.trust-label {
  font-size: 0.72rem;
  color: var(--nbp-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
}
.trust-value {
  font-size: 0.92rem;
  color: var(--nbp-black);
  font-weight: 600;
}
@media (max-width: 768px) {
  .trust-grid { grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }
}

/* ── 7. Sección atención ── */
.attend-card {
  background: #fff;
  border: 1px solid var(--nbp-border);
  border-radius: var(--nbp-radius);
  padding: 2rem 1.75rem;
  text-align: center;
  height: 100%;
  transition: var(--nbp-transition);
}
.attend-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--nbp-shadow-hover);
  border-color: var(--nbp-green);
}
.attend-card .icon {
  width: 56px;
  height: 56px;
  background: var(--nbp-green-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
  font-size: 1.5rem;
  color: var(--nbp-green);
}
.attend-card h4 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--nbp-black);
  margin-bottom: 0.5rem;
}
.attend-card p {
  font-size: 0.875rem;
  color: var(--nbp-muted);
  line-height: 1.6;
  margin: 0;
}

/* ── 8. Sección ebook ── */
.ebook-section {
  background: var(--nbp-warm);
}
.ebook-visual {
  perspective: 800px;
}
.ebook-cover {
  width: 240px;
  height: 320px;
  background: linear-gradient(135deg, var(--nbp-green) 0%, var(--nbp-green-dark) 100%);
  border-radius: 4px 12px 12px 4px;
  box-shadow: 8px 8px 24px rgba(0,0,0,0.2);
  transform: rotateY(-12deg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.1rem;
  font-weight: 600;
  padding: 2rem;
  text-align: center;
  line-height: 1.4;
}
.lead-form .form-control {
  border: 1px solid var(--nbp-border);
  border-radius: var(--nbp-radius);
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
}
.lead-form .form-control:focus {
  border-color: var(--nbp-green);
  box-shadow: 0 0 0 3px rgba(113,143,73,0.15);
}

/* ── 9. Blog grid ── */
.blog-card {
  border: 1px solid var(--nbp-border);
  border-radius: var(--nbp-radius);
  overflow: hidden;
  background: #fff;
  transition: var(--nbp-transition);
  height: 100%;
}
.blog-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--nbp-shadow-hover);
}
.blog-card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}
.blog-card .card-body {
  padding: 1.25rem;
}
.blog-card h5 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--nbp-black);
  margin-bottom: 0.5rem;
}
.blog-card p {
  font-size: 0.85rem;
  color: var(--nbp-muted);
  line-height: 1.5;
}
.blog-card .read-more {
  color: var(--nbp-green);
  font-weight: 600;
  font-size: 0.85rem;
  text-decoration: none;
}
.blog-card .read-more:hover { text-decoration: underline; }

/* ── 10. Instagram ── */
.ig-carousel {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 3rem;
  position: relative;
}
.ig-slide {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.ig-card {
  position: relative;
  display: block;
  aspect-ratio: 1;
  border-radius: 0.875rem;
  overflow: hidden;
  background: var(--nbp-green-light);
  transition: var(--nbp-transition);
  text-decoration: none;
}
.ig-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}
.ig-card:hover img { transform: scale(1.06); }
.ig-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0) 55%, rgba(0,0,0,0.65) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 0.9rem;
  color: #fff;
  opacity: 0;
  transition: opacity 0.25s ease;
}
.ig-card:hover .ig-card__overlay,
.ig-card:focus-visible .ig-card__overlay { opacity: 1; }
.ig-card__overlay i {
  font-size: 1.3rem;
  align-self: flex-end;
}
.ig-card__caption {
  font-size: 0.82rem;
  line-height: 1.35;
  margin-top: 0.35rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.ig-carousel__ctrl {
  width: 3rem;
  opacity: 1;
  background: #fff;
  border: 1px solid var(--nbp-border);
  border-radius: 50%;
  height: 3rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--nbp-green);
  font-size: 1.3rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--nbp-shadow);
}
.ig-carousel__ctrl:hover {
  background: var(--nbp-green);
  color: #fff;
  border-color: var(--nbp-green);
}
.ig-carousel .carousel-control-prev { left: 0; }
.ig-carousel .carousel-control-next { right: 0; }
.ig-carousel__dots {
  position: static;
  margin-top: 1.25rem;
  margin-bottom: 0;
}
.ig-carousel__dots button {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--nbp-border);
  opacity: 1;
  margin: 0 4px;
  border: none;
}
.ig-carousel__dots button.active {
  background: var(--nbp-green);
  width: 24px;
  border-radius: 4px;
}
@media (max-width: 768px) {
  .ig-slide { grid-template-columns: 1fr; }
  .ig-carousel { padding: 0 2.5rem; }
}

/* ── 10b. Instagram CTA (fallback cuando no hay posts) ── */
.ig-cta {
  max-width: 560px;
  margin: 0 auto;
  background: linear-gradient(160deg, var(--nbp-green-light) 0%, #fff 100%);
  border: 1px solid var(--nbp-border);
  border-radius: 1.25rem;
  padding: 2.5rem 2rem;
  text-align: center;
  box-shadow: var(--nbp-shadow);
}
.ig-cta__icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin-bottom: 1rem;
}
.ig-cta__title {
  color: var(--nbp-black);
  font-weight: 700;
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}
.ig-cta__text {
  color: var(--nbp-muted);
  max-width: 420px;
  margin: 0 auto 1.5rem;
  line-height: 1.6;
}

/* ── 11. Footer ── */
.nbp-footer {
  background: var(--nbp-black);
  color: #e7e1d4;
  padding: 3rem 0 1.5rem;
}
.nbp-footer p,
.nbp-footer .small,
.nbp-footer li { color: #e7e1d4; }
.nbp-footer h6 {
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  margin-bottom: 1rem;
}
.nbp-footer a {
  color: #f2ebdb;
  text-decoration: none;
  font-size: 0.88rem;
  transition: var(--nbp-transition);
}
.nbp-footer a:hover { color: #b9d289; }
.nbp-footer ul.list-unstyled li { margin-bottom: 0.35rem; }
.nbp-footer .footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.18);
  padding-top: 1.5rem;
  margin-top: 2rem;
  font-size: 0.82rem;
  color: #cfc7b6;
}

/* ── 12. Animaciones ── */
.anim-fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.anim-fade-up.revealed {
  opacity: 1;
  transform: translateY(0);
}
.anim-scale-in {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.anim-scale-in.revealed {
  opacity: 1;
  transform: scale(1);
}
.anim-slide-r {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.anim-slide-r.revealed {
  opacity: 1;
  transform: translateX(0);
}

/* Stagger delays */
.anim-delay-1 { transition-delay: 0.1s; }
.anim-delay-2 { transition-delay: 0.2s; }
.anim-delay-3 { transition-delay: 0.3s; }

/* ── 13. Responsive ── */
@media (max-width: 768px) {
  .nbp-hero { padding: 3rem 0 2rem; }
  .nbp-hero h1 { font-size: 2rem; }
  .ebook-cover { width: 180px; height: 240px; margin: 0 auto 2rem; }
  .btn-hero { width: 100%; }
}

/* ── Extras: login, product cards, etc (keep from nexus) ── */
.form-signin .card {
  border-radius: var(--nbp-radius);
  box-shadow: var(--nbp-shadow);
}
.form-signin .btn-primary {
  background-color: var(--nbp-green);
  border-color: var(--nbp-green);
}
.form-signin .btn-primary:hover {
  background-color: var(--nbp-green-dark);
  border-color: var(--nbp-green-dark);
}
.product-card {
  border-radius: var(--nbp-radius);
  overflow: hidden;
  transition: var(--nbp-transition);
  border: 1px solid var(--nbp-border);
  box-shadow: var(--nbp-shadow);
}
.product-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--nbp-shadow-hover);
}
.section-title {
  font-size: 2rem;
  font-weight: 600;
  color: var(--nbp-black);
  margin-bottom: 0.5rem;
}
.section-subtitle {
  color: var(--nbp-muted);
  font-weight: 300;
  margin-bottom: 2.5rem;
}