:root {
  --color-primary:       #2e7d32;
  --color-primary-light: #13C71A;
  --color-accent:        #8bc34a;
  --color-dark:          #1a1a1a;
  --color-gray:          #f5f5f5;
  --color-text:          #333333;
  --color-white:         #ffffff;
  --font-main:           'Nunito', sans-serif;
  --font-heading:        'Montserrat', sans-serif;
  --fs-xs:               0.75rem;
  --fs-sm:               0.9375rem;
  --fs-body:             1rem;
  --fs-subtitle:         1.125rem;
  --radius:              16px;
  --shadow:              0 4px 20px rgba(0,0,0,0.10);
  --shadow-hover:        0 12px 32px rgba(0,0,0,0.16);
  --transition:          all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
  width: 100%;
}

body {
  font-family: var(--font-main);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.7;
  width: 100%;
  overflow: clip;
}

img { max-width: 100%; display: block; }

a { text-decoration: none; color: inherit; }

h1, h2, h3, h4, h5 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
}

.section-pad { padding: 5rem 0; }

.bg-gray  { background: var(--color-gray); }
.bg-white { background: var(--color-white); }

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  color: var(--color-dark);
  margin-bottom: 0.5rem;
  position: relative;

  &::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--color-primary);
    border-radius: 2px;
    margin-top: 0.75rem;
  }

  &.text-center::after {
    margin-left: auto;
    margin-right: auto;
  }
}

.section-eyebrow {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary-light);
  margin-bottom: 0.5rem;
}

.section-subtitle {
  font-size: var(--fs-subtitle);
  color: #666;
  max-width: 620px;
  margin: 0 auto 0.5rem;
}

.btn-primary-custom {
  display: inline-block;
  background: var(--color-primary);
  color: var(--color-white);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--fs-sm);
  letter-spacing: 0.04em;
  padding: 0.75rem 2.2rem;
  border-radius: var(--radius);
  border: 2px solid var(--color-primary);
  transition: var(--transition);

  &:hover, &:focus {
    background: var(--color-primary-light);
    border-color: var(--color-primary-light);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(46,125,50,0.35);
  }
}

.btn-outline-custom {
  display: inline-block;
  background: transparent;
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--fs-sm);
  padding: 0.75rem 2.5rem;
  border-radius: var(--radius);
  border: 2px solid var(--color-primary);
  transition: var(--transition);

  &:hover, &:focus {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
  }
}

.link-more {
  display: inline-block;
  color: var(--color-primary);
  font-weight: 700;
  font-size: var(--fs-sm);
  letter-spacing: 0.04em;
  border-bottom: 2px solid transparent;
  transition: var(--transition);

  &:hover {
    color: var(--color-primary-light);
    border-bottom-color: var(--color-primary-light);
  }
}

.topbar {
  background: var(--color-primary);
  color: var(--color-white);
  padding: 0.4rem 0;
  font-size: var(--fs-xs);
  font-family: var(--font-main);
  z-index: 1100;
  position: relative;

  a {
    color: rgba(255,255,255,0.9);
    display: flex;
    align-items: center;
    gap: 0.4rem;
    transition: color 0.2s;

    &:hover { color: var(--color-accent); }
  }
}

.navbar {
  background: transparent;
  padding: 1rem 0;
  transition: var(--transition);
  z-index: 1050;
  top: 0;

  .navbar-brand {
    .navbar-logo {
      height: 50px;
      width: auto;
      object-fit: contain;
      transition: var(--transition);
      filter: drop-shadow(0 1px 4px rgba(0,0,0,0.12));
    }

    &:hover .navbar-logo { transform: scale(1.04); }
  }

  .nav-link {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: var(--fs-sm);
    color: var(--color-dark);
    padding: 0.4rem 0.75rem !important;
    letter-spacing: 0.03em;
    border-radius: 6px;
    transition: var(--transition);

    &:hover, &:focus {
      color: var(--color-primary);
      background: rgba(46,125,50,0.06);
    }
  }

  .navbar-toggler {
    border-color: var(--color-primary);

    .navbar-toggler-icon {
      background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%232e7d32' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    }
  }

  &.scrolled {
    background: var(--color-white);
    box-shadow: 0 2px 16px rgba(0,0,0,0.10);
    padding: 0.55rem 0;

    .nav-link { color: var(--color-dark); }
  }
}

.hero {
  position: relative;
  height: 100vh;
  min-height: 560px;
  max-height: 780px;
  overflow: hidden;

  .hero-swiper {
    width: 100%;
    height: 100%;
  }

  .swiper-slide {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: top;
    background-repeat: no-repeat;


    &::after {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(
        to bottom,
        rgba(0,0,0,0.55) 0%,
        rgba(0,30,0,0.70) 100%
      );
    }
  }

  .hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 2rem;

    h1 {
      font-size: clamp(2rem, 5vw, 3.4rem);
      font-weight: 800;
      color: var(--color-white);
      text-shadow: 0 2px 12px rgba(0,0,0,0.5);
      margin-bottom: 1rem;
      letter-spacing: 0.04em;
    }

    p {
      font-size: clamp(var(--fs-body), 2vw, 1.25rem);
      color: rgba(255,255,255,0.88);
      max-width: 600px;
      margin: 0 auto 2rem;
    }
  }

  .btn-hero {
    display: inline-block;
    background: var(--color-primary);
    color: var(--color-white);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: var(--fs-sm);
    padding: 0.85rem 2.8rem;
    border-radius: var(--radius);
    border: 2px solid var(--color-primary);
    transition: var(--transition);
    letter-spacing: 0.05em;

    &:hover {
      background: transparent;
      color: var(--color-white);
      border-color: var(--color-white);
      transform: translateY(-2px);
    }
  }

  .swiper-button-prev,
  .swiper-button-next {
    color: var(--color-white);
    background: rgba(46,125,50,0.6);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    backdrop-filter: blur(4px);
    transition: var(--transition);

    &::after { font-size: 1.1rem; font-weight: 900; }
    &:hover  { background: var(--color-primary); }
  }

  .swiper-pagination-bullet {
    background: var(--color-white);
    opacity: 0.6;
    width: 10px;
    height: 10px;

    &.swiper-pagination-bullet-active {
      background: var(--color-accent);
      opacity: 1;
    }
  }
}

.sobre-nosotros {
  .nosotros-img-wrap {
    position: relative;

    .nosotros-img-placeholder {
      border-radius: var(--radius);
      overflow: hidden;
      box-shadow: var(--shadow);
      line-height: 0;

      img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        display: block;
      }
    }

    .nosotros-badge {
      position: absolute;
      bottom: -1rem;
      right: -1rem;
      background: var(--color-primary);
      color: var(--color-white);
      border-radius: var(--radius);
      padding: 1rem 1.4rem;
      text-align: center;
      box-shadow: var(--shadow);

      span {
        display: block;
        font-family: var(--font-heading);
        font-size: 2rem;
        font-weight: 800;
        line-height: 1;
      }

      small {
        font-size: 0.72rem;
        opacity: 0.85;
        display: block;
        margin-top: 0.2rem;
      }
    }
  }

  .nosotros-content {
    padding-left: 1rem;

    p {
      margin-bottom: 1rem;
      color: #555;
      font-size: var(--fs-body);
    }
  }
}

.nuestros-servicios {
  .servicio-card {
    background: var(--color-white);
    border-radius: var(--radius);
    padding: 2.5rem 2rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
    height: 100%;

    .servicio-icon {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 90px;
      height: 90px;
      margin: 0 auto 1.5rem;
      transition: var(--transition);
      overflow: hidden;

      img {
        width: 72px;
        height: 72px;
        object-fit: contain;
        transition: var(--transition);
      }
    }

    h3 {
      font-size: 1.1rem;
      color: var(--color-dark);
      margin-bottom: 0.75rem;
    }

    p {
      font-size: var(--fs-body);
      color: #666;
      line-height: 1.6;
      margin-bottom: 1.25rem;
    }

    &:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);

      .servicio-icon {
        img { transform: scale(1.08); }
      }
    }
  }
}

.course-card {
  background: transparent;
  border-radius: var(--radius);
  overflow: visible;
  box-shadow: none;
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: var(--transition);

  .card-thumb {
    position: relative;
    aspect-ratio: 10/9;
    border-radius: var(--radius);
    overflow: hidden;
    flex-shrink: 0;
    z-index: 2;
    margin-bottom: -24px;
    transition: var(--transition);

    img {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
      object-fit: contain;
      display: block;
      transition: var(--transition);
    }
  }

  .card-body-custom {
    background: #e8f5e9;
    border-radius: var(--radius);
    padding: calc(24px + 1.25rem) 1.4rem 1.5rem;
    display: flex;
    flex-direction: column;
    flex: 1;
    position: relative;
    z-index: 1;

    .badge-category {
      display: block;
      background: transparent;
      color: var(--color-primary);
      font-size: var(--fs-xs);
      font-weight: 700;
      letter-spacing: 0.05em;
      padding: 0;
      border-radius: 0;
      margin-bottom: 0.35rem;
      text-align: center;
    }

    h4 {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--color-dark);
      margin-bottom: 0.3rem;
      text-align: center;
    }

    .badge-cert {
      display: block;
      background: transparent;
      color: #666;
      font-size: var(--fs-xs);
      font-weight: 400;
      padding: 0;
      border-radius: 0;
      margin-bottom: 1rem;
      text-align: center;

      &.cert-digital, &.cert-fisico {
        background: transparent;
        color: #666;
        padding: 0;
      }
    }

    .card-meta {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 0.8rem 1rem;
      margin-bottom: 1.25rem;
      flex: 1;
      border-top: 1px solid rgba(46,125,50,0.18);
      padding-top: 1rem;

      .meta-item {
        .meta-label {
          display: block;
          font-size: var(--fs-xs);
          font-weight: 400;
          text-transform: none;
          letter-spacing: 0;
          color: #777;
          margin-bottom: 0.15rem;

          &::after { content: ':'; }
        }

        .meta-value {
          display: block;
          font-size: var(--fs-body);
          font-weight: 700;
          color: var(--color-dark);

          &.price {
            color: var(--color-dark);
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: var(--fs-body);
          }
        }
      }
    }

    .btn-more {
      display: block;
      width: 100%;
      text-align: center;
      background: var(--color-primary);
      color: var(--color-white);
      font-family: var(--font-heading);
      font-weight: 700;
      font-size: var(--fs-sm);
      padding: 0.8rem 1rem;
      border-radius: var(--radius);
      transition: var(--transition);
      letter-spacing: 0.04em;

      &:hover {
        background: var(--color-primary-light);
        transform: translateY(-1px);
      }
    }
  }

  &:hover {
    transform: translateY(-5px);

    .card-thumb img { transform: scaleY(1.06); }
  }
}

.cursos-destacados {
  .course-card {
    .card-body-custom {
      background: #ffffff;
    }
  }
}

.proximos-cursos {
  background: var(--color-white);

  .swiper-button-prev,
  .swiper-button-next {
    color: var(--color-primary);
    background: var(--color-white);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    box-shadow: 0 2px 10px rgba(0,0,0,0.12);
    transition: var(--transition);

    &::after { font-size: 1rem; font-weight: 900; }
    &:hover  { background: var(--color-primary); color: var(--color-white); }
  }

  .swiper-pagination-bullet {
    background: #ccc;
    &.swiper-pagination-bullet-active { background: var(--color-primary); }
  }

  .swiper {
    padding-bottom: 3rem;
    padding-left: 4px;
    padding-right: 4px;
  }

  .swiper-slide {
    overflow: visible;
  }
}

.cursos-destacados {
  background: #DDEFCD;

  .swiper-button-prev,
  .swiper-button-next {
    color: var(--color-primary);
    background: var(--color-white);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    box-shadow: 0 2px 10px rgba(0,0,0,0.12);
    transition: var(--transition);

    &::after { font-size: 1rem; font-weight: 900; }
    &:hover  { background: var(--color-primary); color: var(--color-white); }
  }

  .swiper-pagination-bullet {
    background: #aaa;
    &.swiper-pagination-bullet-active { background: var(--color-primary); }
  }

  .swiper {
    padding-bottom: 3rem;
    padding-left: 4px;
    padding-right: 4px;
  }

  .swiper-slide {
    overflow: visible;
  }
}

.empresas {
  .alianzas-swiper {
    overflow: hidden;
    mask-image: linear-gradient(to right, transparent, black 12%, black 88%, transparent);
  }

  .alianza-slide {
    width: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 2rem;

    img {
      width: auto;
      object-fit: contain;
      transition: filter 0.3s ease;

      &:hover {
        filter: grayscale(0) opacity(1);
      }
    }
  }
}

.testimonios {
  background: var(--color-gray);

  .swiper {
    padding-bottom: 3.5rem;
    padding-left: 10px;
    padding-right: 10px;
  }

  .swiper-slide {
    display: flex;
    justify-content: center;
    opacity: 0.45;
    transition: opacity 0.4s ease, transform 0.4s ease;
    transform: scale(0.92);

    &.swiper-slide-active {
      opacity: 1;
      transform: scale(1);
    }
  }

  .testimonio-card {
    background: var(--color-white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-hover);
    padding: 2.5rem 2rem 2rem;
    max-width: 620px;
    width: 100%;
    position: relative;
    border-top: 4px solid var(--color-primary);

    .quote-icon {
      font-size: 5rem;
      line-height: 0.6;
      color: var(--color-accent);
      font-family: Georgia, serif;
      margin-bottom: 1rem;
      display: block;
    }

    p {
      font-size: var(--fs-body);
      color: #555;
      font-style: italic;
      line-height: 1.75;
      margin-bottom: 1.5rem;
    }

    .testimonio-author {
      display: flex;
      align-items: center;
      gap: 0.9rem;

      .author-avatar {
        width: 48px;
        height: 48px;
        border-radius: 50%;
        background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
        color: white;
        display: flex;
        align-items: center;
        justify-content: center;
        font-family: var(--font-heading);
        font-weight: 700;
        font-size: 0.9rem;
        flex-shrink: 0;
      }

      strong {
        display: block;
        font-family: var(--font-heading);
        color: var(--color-dark);
        font-size: 0.95rem;
      }

      small {
        display: block;
        color: #999;
        font-size: var(--fs-xs);
      }
    }
  }

  .swiper-pagination {
    bottom: 0;

    .swiper-pagination-bullet {
      background:#3b3b3b ;
      width: 10px;
      height: 10px;

      &.swiper-pagination-bullet-active {
        background: var(--color-primary);
        width: 24px;
        border-radius: 5px;
        transition: width 0.3s ease;
      }
    }
  }
}

.blog-section {
  .swiper {
    padding-bottom: 3rem;
    padding-left: 4px;
    padding-right: 4px;
  }

  .swiper-pagination-bullet {
    background: #bbb;
    &.swiper-pagination-bullet-active { background: var(--color-primary); }
  }

  .blog-card {
    background: var(--color-white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;

    .blog-thumb {
      position: relative;
      height: 180px;
      overflow: hidden;

      .blog-thumb-bg {
        position: absolute;
        inset: 0;
        background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
      }

      .blog-thumb-logo {
        position: relative;
        z-index: 1;
        display: flex;
        align-items: center;
        justify-content: center;
        height: 100%;
        color: rgba(255,255,255,0.85);
      }
    }

    .blog-body {
      padding: 1.25rem 1.4rem 1.5rem;
      flex: 1;
      display: flex;
      flex-direction: column;

      .blog-date {
        font-size: var(--fs-xs);
        font-weight: 700;
        color: var(--color-primary);
        text-transform: uppercase;
        letter-spacing: 0.08em;
        margin-bottom: 0.4rem;
      }

      h4 {
        font-size: 1rem;
        margin-bottom: 0.6rem;
        color: var(--color-dark);
      }

      p {
        font-size: var(--fs-body);
        color: #666;
        line-height: 1.5;
        flex: 1;
        margin-bottom: 1rem;
      }
    }

    &:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
    }
  }
}

.footer {
  background: linear-gradient(180deg, rgba(221, 239, 205, 0.00) 0%, #DDEFCD 100%);
  color: var(--color-dark);
  padding: 3.5rem 0 2rem;
  text-align: center;

  .footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.75rem;

    .footer-logo-img {
      height: 56px;
      width: auto;
      object-fit: contain;
    }
  }

  .footer-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem 1.5rem;
    margin-bottom: 2rem;

    a {
      color: var(--color-dark);
      font-size: var(--fs-sm);
      font-weight: 600;
      letter-spacing: 0.03em;
      transition: color 0.2s;

      &:hover { color: var(--color-accent); }
    }
  }

  .footer-social {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;

    .social-link {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: rgba(255,255,255,0.12);
      color: var(--color-primary);
      transition: var(--transition);

      &:hover {
        background: var(--color-accent);
        color: var(--color-primary);
        transform: translateY(-3px);
      }
    }
  }

  .footer-copy {
    border-top: 1px solid rgba(0,0,0,0.15);
    padding-top: 1.5rem;

    p {
      font-size: var(--fs-xs);
      color: #777;
      margin: 0;
    }
  }
}

.swiper-button-prev,
.swiper-button-next {
  &::after { font-weight: 900; }
}

.whatsapp-fab {
  position: fixed;
  bottom: 1.75rem;
  right: 1.75rem;
  z-index: 9999;
  width: 58px;
  height: 58px;
  background: #25d366;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(0,0,0,0.25);
  transition: transform 0.25s ease, box-shadow 0.25s ease;

  svg { width: 30px; height: 30px; }

  &:hover {
    transform: scale(1.12);
    box-shadow: 0 6px 28px rgba(0,0,0,0.32);
    color: #fff;
  }
}

@media (max-width: 1024px) {
  .section-pad { padding: 4rem 0; }
}

@media (max-width: 768px) {
  .section-pad { padding: 3rem 0; }

  .hero {
    min-height: 480px;
    max-height: 600px;
  }

  .sobre-nosotros {
    .nosotros-img-wrap .nosotros-badge {
      right: 0;
      bottom: -0.5rem;
    }

    .nosotros-content { padding-left: 0; padding-top: 2rem; }
  }

  .testimonios .swiper-slide { opacity: 1; transform: scale(1); }
}

@media (max-width: 480px) {
  .topbar { display: none; }

  .hero {
    min-height: 400px;
    max-height: 520px;

    .hero-content h1 { font-size: 1.6rem; }
    .hero-content p  { font-size: 0.9rem; }

    .hero-bg { background-position: top center; }
    .hero-bg--banner3 { background-position: right; }
  }

  .section-title { font-size: 1.4rem; }

  .footer {
    .footer-nav { gap: 0.4rem 1rem; }
    .footer-brand { font-size: 1.4rem; }
  }
}