/* ============================================
   CASTELECTRIC — Modern CSS
   Colores: #f8bc1a (dorado), #060c73 (marino)
   ============================================ */

:root {
  --primary:       #f8bc1a;
  --primary-dark:  #d4a017;
  --navy:          #060c73;
  --navy-dark:     #04094f;
  --dark:          #0f172a;
  --dark-2:        #1e293b;
  --gray-100:      #f8f9fa;
  --gray-200:      #e9ecef;
  --text:          #334155;
  --text-muted:    #64748b;
  --white:         #ffffff;
  --transition:    0.3s ease;
  --radius:        12px;
  --shadow:        0 4px 24px rgba(0,0,0,0.07);
  --shadow-hover:  0 10px 40px rgba(0,0,0,0.13);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Poppins', sans-serif;
  color: var(--text);
  background: var(--white);
  overflow-x: hidden;
}

a { text-decoration: none; }

/* ================================================
   NAVBAR
   ================================================ */
#mainNav {
  transition: background var(--transition), box-shadow var(--transition), padding var(--transition);
  padding: 20px 0;
  background: transparent;
  z-index: 9999;
}

#mainNav.scrolled {
  background: var(--dark) !important;
  box-shadow: 0 2px 24px rgba(0,0,0,0.25);
  padding: 12px 0;
}

#mainNav .navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

#mainNav .navbar-brand img {
  height: 34px;
  width: auto;
}

#mainNav .navbar-brand span {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 1px;
}

#mainNav .navbar-brand span em {
  color: var(--primary);
  font-style: normal;
}

#mainNav .nav-link {
  color: rgba(255,255,255,0.82) !important;
  font-weight: 500;
  padding: 8px 15px !important;
  font-size: 0.875rem;
  letter-spacing: 0.3px;
  transition: color var(--transition);
  position: relative;
}

#mainNav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: width var(--transition);
}

#mainNav .nav-link:hover::after,
#mainNav .nav-link.active::after {
  width: calc(100% - 30px);
}

#mainNav .nav-link:hover,
#mainNav .nav-link.active {
  color: var(--primary) !important;
}

#mainNav .nav-cta {
  background: var(--primary);
  color: var(--dark) !important;
  border-radius: 50px;
  padding: 8px 20px !important;
  font-weight: 700;
  margin-left: 8px;
  font-size: 0.82rem;
  letter-spacing: 0.3px;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}

#mainNav .nav-cta::after { display: none; }

#mainNav .nav-cta:hover {
  background: var(--primary-dark);
  color: var(--dark) !important;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(248,188,26,0.35);
}

.navbar-toggler {
  border: none;
  padding: 4px 8px;
  outline: none !important;
  box-shadow: none !important;
}

.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='rgba%28255,255,255,0.85%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

@media (max-width: 991px) {
  #mainNav { background: var(--dark) !important; padding: 14px 0 !important; }
  #mainNav .navbar-collapse {
    background: var(--dark-2);
    padding: 16px 20px;
    border-radius: 0 0 12px 12px;
    margin-top: 6px;
  }
  #mainNav .nav-link::after { display: none; }
  #mainNav .nav-cta { margin: 8px 0 0; display: inline-block; }
}

/* ================================================
   BOTONES
   ================================================ */
.btn-gold {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary);
  color: var(--dark);
  border: 2px solid var(--primary);
  padding: 13px 30px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.875rem;
  letter-spacing: 0.3px;
  transition: all var(--transition);
}

.btn-gold:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  color: var(--dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(248,188,26,0.35);
}

.btn-outline-white {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.5);
  padding: 13px 30px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.875rem;
  transition: all var(--transition);
}

.btn-outline-white:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--white);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-navy {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--navy);
  color: var(--white);
  border: 2px solid var(--navy);
  padding: 13px 30px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.875rem;
  transition: all var(--transition);
}

.btn-navy:hover {
  background: var(--navy-dark);
  border-color: var(--navy-dark);
  color: var(--white);
  transform: translateY(-2px);
}

/* ================================================
   SECTION LABELS
   ================================================ */
.section-badge {
  display: inline-block;
  background: rgba(248,188,26,0.12);
  color: var(--primary-dark);
  padding: 5px 16px;
  border-radius: 50px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.section-title {
  font-size: clamp(1.65rem, 3vw, 2.25rem);
  font-weight: 800;
  color: var(--navy);
  line-height: 1.2;
  margin-bottom: 14px;
}

.section-subtitle {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.75;
}

.section-divider {
  width: 48px;
  height: 4px;
  background: var(--primary);
  border-radius: 4px;
  margin: 14px 0 22px;
}

.section-divider.centered { margin-left: auto; margin-right: auto; }

/* ================================================
   PAGE HEADER (sub-pages)
   ================================================ */
.page-header {
  background:
    linear-gradient(135deg, rgba(4,9,79,0.88) 0%, rgba(6,12,115,0.80) 100%),
    url('https://i.imgur.com/y82rbIr.jpg') center / cover no-repeat;
  padding: 130px 0 80px;
  text-align: center;
  color: var(--white);
}

.page-header h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  margin-bottom: 14px;
}

.page-header .breadcrumb {
  justify-content: center;
  background: transparent;
  margin: 0; padding: 0;
}

.page-header .breadcrumb-item,
.page-header .breadcrumb-item a {
  color: rgba(255,255,255,0.55);
  font-size: 0.82rem;
  text-decoration: none;
  transition: color var(--transition);
}

.page-header .breadcrumb-item a:hover { color: var(--primary); }
.page-header .breadcrumb-item.active { color: var(--primary); }
.page-header .breadcrumb-item + .breadcrumb-item::before { color: rgba(255,255,255,0.35); }

/* ================================================
   HERO SECTION
   ================================================ */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: url('https://i.imgur.com/y82rbIr.jpg') center center / cover no-repeat;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(4,9,79,0.88) 0%,
    rgba(6,12,115,0.72) 50%,
    rgba(0,0,0,0.55) 100%
  );
}

.hero-content { position: relative; z-index: 2; }

.hero-badge {
  display: inline-block;
  background: rgba(248,188,26,0.15);
  border: 1px solid rgba(248,188,26,0.4);
  color: var(--primary);
  padding: 6px 18px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 22px;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.75rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.12;
  margin-bottom: 20px;
}

.hero-title span { color: var(--primary); }

.hero-subtitle {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.78);
  line-height: 1.75;
  max-width: 530px;
  margin-bottom: 36px;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 36px;
  margin-top: 52px;
  padding-top: 36px;
  border-top: 1px solid rgba(255,255,255,0.15);
}

.hero-stat-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}

.hero-stat-label {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.6);
  margin-top: 5px;
  font-weight: 500;
}

/* ================================================
   ABOUT SECTION (index)
   ================================================ */
.about-section { padding: 96px 0; background: var(--gray-100); }

.about-logo-wrap {
  background: var(--white);
  border-radius: var(--radius);
  padding: 48px 40px;
  box-shadow: var(--shadow);
  text-align: center;
}

.about-logo-wrap img { max-width: 200px; width: 100%; }

.about-feature {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 22px;
}

.about-feature-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: rgba(248,188,26,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--primary-dark);
  font-size: 1rem;
}

.about-feature-title {
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 3px;
  font-size: 0.92rem;
}

.about-feature-text {
  font-size: 0.83rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* ================================================
   SERVICES SECTION (index)
   ================================================ */
.services-section { padding: 96px 0; }

.service-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  background: var(--dark);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.service-card-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease, opacity 0.3s ease;
}

.service-card:hover .service-card-img {
  transform: scale(1.06);
  opacity: 0.85;
}

.service-card-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(4,9,79,0.97) 0%, rgba(6,12,115,0.65) 55%, transparent 100%);
  padding: 28px 20px 20px;
  transition: padding var(--transition);
}

.service-card:hover .service-card-overlay { padding-bottom: 24px; }

.service-card-title {
  color: var(--white);
  font-weight: 700;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  line-height: 1.3;
  margin-bottom: 0;
}

.service-card-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--primary);
  font-size: 0.78rem;
  font-weight: 700;
  margin-top: 10px;
  opacity: 0;
  transform: translateY(6px);
  transition: all var(--transition);
  text-decoration: none;
  letter-spacing: 0.3px;
}

.service-card:hover .service-card-link {
  opacity: 1;
  transform: translateY(0);
}

.service-card-link:hover { color: var(--primary-dark); }

/* ================================================
   STATS SECTION
   ================================================ */
.stats-section {
  background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 100%);
  padding: 72px 0;
}

.stat-item { text-align: center; padding: 20px; }

.stat-number {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.65);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.2px;
}

/* ================================================
   ABOUT FULL PAGE
   ================================================ */
.about-full-section { padding: 96px 0; }

.mvv-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 36px 28px;
  box-shadow: var(--shadow);
  height: 100%;
  border-top: 4px solid var(--primary);
  transition: transform var(--transition), box-shadow var(--transition);
}

.mvv-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.mvv-icon {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  background: rgba(248,188,26,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--primary-dark);
  margin-bottom: 18px;
}

.mvv-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 14px;
}

.mvv-text {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.75;
}

.values-list { list-style: none; padding: 0; margin: 0; }

.values-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 0;
  font-size: 0.875rem;
  color: var(--text);
  border-bottom: 1px solid var(--gray-200);
  font-weight: 500;
}

.values-list li:last-child { border-bottom: none; }

.values-list li i { color: var(--primary); font-size: 0.65rem; flex-shrink: 0; }

/* ================================================
   SERVICES PAGE — detail sections
   ================================================ */
.service-detail-section {
  padding: 80px 0;
  scroll-margin-top: 80px;
}

.service-detail-section:nth-child(even) { background: var(--gray-100); }

.service-detail-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: var(--shadow);
  height: 100%;
  border-left: 4px solid var(--primary);
  transition: transform var(--transition), box-shadow var(--transition);
}

.service-detail-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.service-detail-card h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--gray-200);
}

.service-detail-card ul {
  padding: 0;
  list-style: none;
  margin: 0;
}

.service-detail-card ul li {
  padding: 7px 0;
  font-size: 0.85rem;
  color: var(--text);
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  gap: 10px;
  line-height: 1.4;
}

.service-detail-card ul li:last-child { border-bottom: none; }

.service-detail-card ul li i {
  color: var(--primary);
  font-size: 0.6rem;
  flex-shrink: 0;
}

.service-section-header {
  padding: 36px 32px;
  background: linear-gradient(135deg, var(--navy-dark), var(--navy));
  border-radius: var(--radius);
  margin-bottom: 36px;
}

.service-section-header h2 {
  color: var(--white);
  font-size: 1.4rem;
  font-weight: 800;
  margin: 0;
}

.service-section-header .svc-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(248,188,26,0.18);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--primary);
  flex-shrink: 0;
}

/* ================================================
   CONTACT PAGE
   ================================================ */
.contact-section { padding: 96px 0; }

.contact-info-card {
  background: linear-gradient(145deg, var(--navy-dark), var(--navy));
  border-radius: var(--radius);
  padding: 40px 32px;
  color: var(--white);
  height: 100%;
}

.contact-info-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 22px;
}

.contact-info-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: rgba(248,188,26,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 0.95rem;
  flex-shrink: 0;
}

.contact-info-label {
  font-size: 0.68rem;
  color: rgba(255,255,255,0.45);
  font-weight: 700;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.contact-info-value {
  font-size: 0.875rem;
  color: var(--white);
  line-height: 1.5;
}

.contact-info-value a {
  color: var(--white);
  text-decoration: none;
  transition: color var(--transition);
}

.contact-info-value a:hover { color: var(--primary); }

.social-buttons {
  display: flex;
  gap: 10px;
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.12);
}

.social-btn {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.65);
  font-size: 0.9rem;
  transition: all var(--transition);
  text-decoration: none;
}

.social-btn:hover {
  background: var(--primary);
  color: var(--dark);
  transform: translateY(-2px);
}

.map-wrapper {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  height: 100%;
  min-height: 440px;
}

.map-wrapper iframe {
  width: 100%;
  height: 100%;
  min-height: 440px;
  display: block;
  border: none;
}

/* ================================================
   FOOTER
   ================================================ */
.footer-section {
  background: var(--dark);
  padding: 72px 0 0;
  color: rgba(255,255,255,0.65);
}

.footer-brand-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 1px;
}

.footer-brand-name em {
  color: var(--primary);
  font-style: normal;
}

.footer-text {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.75;
  margin-top: 14px;
}

.footer-heading {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 18px;
}

.footer-links { list-style: none; padding: 0; margin: 0; }

.footer-links li { margin-bottom: 9px; }

.footer-links a {
  color: rgba(255,255,255,0.5);
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 7px;
  transition: color var(--transition);
}

.footer-links a:hover { color: var(--primary); }

.footer-links a i { font-size: 0.5rem; color: var(--primary); flex-shrink: 0; }

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 13px;
  margin-bottom: 18px;
}

.footer-contact-icon {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: rgba(248,188,26,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 0.8rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-contact-label {
  font-size: 0.65rem;
  color: rgba(255,255,255,0.35);
  letter-spacing: 0.8px;
  text-transform: uppercase;
  margin-bottom: 3px;
}

.footer-contact-value {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.5;
}

.footer-contact-value a {
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  transition: color var(--transition);
}

.footer-contact-value a:hover { color: var(--primary); }

.footer-social { display: flex; gap: 10px; margin-top: 22px; }

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 9px;
  background: rgba(255,255,255,0.07);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.55);
  font-size: 0.85rem;
  transition: all var(--transition);
}

.footer-social a:hover {
  background: var(--primary);
  color: var(--dark);
  transform: translateY(-2px);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.07);
  padding: 20px 0;
  margin-top: 56px;
}

.footer-bottom p {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.3);
  margin: 0;
  text-align: center;
}

/* ================================================
   BACK TO TOP
   ================================================ */
#backToTop {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 44px;
  height: 44px;
  background: var(--primary);
  color: var(--dark);
  border: none;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  cursor: pointer;
  opacity: 0;
  transform: translateY(12px);
  transition: all var(--transition);
  z-index: 9999;
  box-shadow: 0 4px 16px rgba(248,188,26,0.35);
}

#backToTop.visible {
  opacity: 1;
  transform: translateY(0);
}

#backToTop:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}

/* ================================================
   RESPONSIVE
   ================================================ */
@media (max-width: 767px) {
  .hero-stats { gap: 20px; }
  .hero-stat-number { font-size: 1.6rem; }
  .stat-number { font-size: 2.2rem; }
  .about-logo-wrap { padding: 32px; }
  .mvv-card { margin-bottom: 4px; }
  .service-detail-section { padding: 56px 0; }
  .contact-info-card { padding: 28px 22px; }
  .map-wrapper { min-height: 300px; }
  .map-wrapper iframe { min-height: 300px; }
}