:root {
  --clinicgest-primary: #2B6CB0;
  --clinicgest-primary-dark: #2C5282;
  --clinicgest-primary-deep: #1A365D;
  --clinicgest-accent: #f1c40f;
  --clinicgest-light: #f8f9fa;
  --clinicgest-dark: #0f172a;
  --card-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  --card-shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.12);
}

@keyframes gradientFlow {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  color: #1f2a37;
  background-color: #ffffff;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.navbar {
  background: linear-gradient(135deg, var(--clinicgest-primary), var(--clinicgest-primary-dark));
  transition: background-color 0.3s ease;
}

.navbar-brand,
.navbar-nav .nav-link {
  color: #ffffff;
  font-weight: 500;
  transition: color 0.25s ease;
}

.navbar-brand:hover,
.navbar-nav .nav-link:hover,
.navbar-nav .nav-link:focus {
  color: var(--clinicgest-accent);
}

.navbar-toggler {
  border-color: rgba(255, 255, 255, 0.35);
}

.navbar-toggler-icon {
  filter: invert(1);
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  font-size: 0.9rem;
  transition: transform 0.2s ease;
}

.theme-toggle i {
  font-size: 1rem;
}

.theme-toggle:hover {
  transform: translateY(-2px);
}

@media (max-width: 991.98px) {
  .navbar .collapse {
    background: rgba(0, 43, 91, 0.94);
    padding: 1.25rem 1rem;
    border-radius: 12px;
    margin-top: 1rem;
  }

  .navbar .collapse .nav-link {
    padding: 0.6rem 0;
  }

  .dark-mode .navbar .collapse {
    background: rgba(15, 23, 42, 0.95);
  }
}

.btn-accent {
  background-color: var(--clinicgest-accent);
  color: var(--clinicgest-primary-deep);
  font-weight: 600;
  border-radius: 999px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 22px rgba(241, 196, 15, 0.35);
  color: var(--clinicgest-primary-deep);
}

.hero {
  background: linear-gradient(135deg, var(--clinicgest-primary), var(--clinicgest-primary-dark), var(--clinicgest-primary-deep));
  background-size: 300% 300%;
  animation: gradientFlow 12s ease infinite;
  color: #ffffff;
  padding-top: 7rem;
  padding-bottom: 7rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  background-color: rgba(241, 196, 15, 0.15);
  color: #ffffff;
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 3.7rem);
  font-weight: 700;
}

.hero-lead {
  font-size: 1.15rem;
  max-width: 680px;
  margin-bottom: 1.5rem;
  color: rgba(255, 255, 255, 0.9);
}

.hero-carousel {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 18px 46px rgba(15, 34, 58, 0.45);
  background-color: rgba(255, 255, 255, 0.08);
}

.hero-carousel .carousel-item {
  transition: transform 0.9s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.9s ease-in-out;
}

.hero-carousel.carousel-fade .carousel-item {
  opacity: 0;
  transform: scale(0.98);
}

.hero-carousel.carousel-fade .carousel-item.active,
.hero-carousel.carousel-fade .carousel-item.carousel-item-start,
.hero-carousel.carousel-fade .carousel-item.carousel-item-end {
  opacity: 1;
  transform: scale(1);
}

.hero-carousel.carousel-fade .carousel-item img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.hero-carousel .carousel-indicators [data-bs-target] {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--clinicgest-accent);
}

.hero-carousel .carousel-control-icon {
  background-color: rgba(0, 0, 0, 0.35);
  width: 42px;
  height: 42px;
  border-radius: 50%;
}

.hero-carousel .carousel-control-icon i {
  color: #ffffff;
  font-size: 1rem;
}

.hero-carousel .carousel-control-prev,
.hero-carousel .carousel-control-next {
  width: auto;
  opacity: 1;
  transition: opacity 0.2s ease;
}

.hero-carousel .carousel-control-prev:hover,
.hero-carousel .carousel-control-next:hover {
  opacity: 0.85;
}

.hero-carousel .carousel-control-prev {
  left: 1rem;
}

.hero-carousel .carousel-control-next {
  right: 1rem;
}

.section-title {
  font-weight: 700;
  color: var(--clinicgest-primary-deep);
}

.section-subtitle {
  color: #475467;
  max-width: 720px;
}

.stats-highlight {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 2rem;
  color: rgba(255, 255, 255, 0.85);
}

.stats-highlight span {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  background-color: rgba(4, 9, 20, 0.25);
  padding: 0.65rem 1rem;
  border-radius: 12px;
}

.mobile-experience-section {
  background-color: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(6px);
}

.mobile-experience-card {
  background-color: #ffffff;
  border-radius: 16px;
  box-shadow: 0 18px 50px rgba(15, 34, 58, 0.14);
  padding: 2.5rem;
}

.mobile-device-mockup {
  position: relative;
  width: min(280px, 100%);
  margin: 0 auto;
  border-radius: 32px;
  padding: 12px;
  background: linear-gradient(145deg, rgba(14, 30, 64, 0.9), rgba(34, 59, 102, 0.9));
  box-shadow: inset 0 0 0 2px rgba(255, 255, 255, 0.05), 0 20px 45px rgba(12, 23, 45, 0.35);
}

.mobile-device-mockup::after {
  content: '';
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 35%;
  height: 6px;
  border-radius: 999px;
  background-color: rgba(255, 255, 255, 0.35);
}

.mobile-device-screen {
  border-radius: 22px;
  overflow: hidden;
  border: 6px solid rgba(0, 0, 0, 0.15);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.1);
  aspect-ratio: 9 / 19.5;
  background-color: #000000;
}

.mobile-device-screen img,
.mobile-device-screen video {
  width: 100%;
  height: 100%;
  display: block;
  border-radius: 18px;
  object-fit: cover;
}

.feature-card,
.pricing-card,
.gallery-card,
.testimonial-card {
  background-color: #ffffff;
  border-radius: 14px;
  border: 1px solid rgba(0, 43, 91, 0.12);
  box-shadow: var(--card-shadow);
  padding: 2rem;
  height: 100%;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover,
.pricing-card:hover,
.gallery-card:hover,
.testimonial-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--card-shadow-hover);
}

.gallery-card {
  padding: 0;
  overflow: hidden;
  position: relative;
  border-radius: 12px;
}

.feature-icon {
  font-size: 2.5rem;
  color: var(--clinicgest-primary);
  margin-bottom: 1rem;
}

.pricing-card {
  border: 2px solid var(--clinicgest-primary);
  padding: 2.5rem 2rem;
}

.pricing-price {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--clinicgest-primary);
}

.pricing-card ul {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0;
}

.pricing-card li {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
  color: #475467;
}

.pricing-card li i {
  color: #22c55e;
}

.gallery-card img {
  width: 100%;
  height: auto;
  display: block;
  transform: scale(1);
  transition: transform 0.35s ease, filter 0.35s ease;
}

.gallery-card:hover img {
  transform: scale(1.05);
  filter: brightness(1.03);
}

.bg-section-light {
  background-color: var(--clinicgest-light);
}

.why-section {
  background: linear-gradient(135deg, rgba(248, 249, 250, 0.9), rgba(236, 245, 255, 0.9));
}

.testimonial-card {
  text-align: left;
}

.testimonial-card p {
  font-style: italic;
  color: #374151;
}

.contact-section form {
  max-width: 640px;
  margin: 0 auto;
}

.contact-section .form-control {
  border-radius: 8px;
  padding: 0.9rem 1rem;
}

.contact-section .btn-accent {
  width: 100%;
}

.contact-card {
  max-width: 720px;
  border-radius: 12px;
  background-color: #ffffff;
}

footer {
  background-color: var(--clinicgest-primary);
  color: #ffffff;
  padding: 1.5rem 0;
}

footer p {
  margin: 0;
  font-size: 0.95rem;
}

.whatsapp-floating-btn {
  position: fixed;
  right: 1.75rem;
  bottom: 1.75rem;
  z-index: 1050;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, #25D366, #128C7E);
  color: #ffffff;
  font-size: 1.75rem;
  box-shadow: 0 18px 36px rgba(18, 140, 126, 0.45);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.whatsapp-floating-btn:hover {
  transform: translateY(-4px) scale(1.05);
  color: #ffffff;
  box-shadow: 0 24px 38px rgba(18, 140, 126, 0.55);
}

.whatsapp-floating-btn:focus {
  outline: none;
  box-shadow: 0 0 0 4px rgba(37, 211, 102, 0.35);
}

.dark-mode {
  background-color: #111827;
  color: #f9fafb;
}

.dark-mode .navbar,
.dark-mode footer {
  background-color: var(--clinicgest-dark);
}

.dark-mode .navbar .collapse {
  background: transparent;
}

.dark-mode .navbar-brand,
.dark-mode .navbar-nav .nav-link {
  color: #f8fafc;
}

.dark-mode .navbar-brand:hover,
.dark-mode .navbar-nav .nav-link:hover,
.dark-mode .navbar-nav .nav-link:focus {
  color: var(--clinicgest-accent);
}

.dark-mode .hero {
  box-shadow: inset 0 0 0 1px rgba(148, 163, 184, 0.15);
}

.dark-mode .hero-lead {
  color: rgba(226, 232, 240, 0.9);
}

.dark-mode .section-title {
  color: #e2e8f0;
}

.dark-mode .section-subtitle {
  color: #cbd5f5;
}

.dark-mode .feature-card,
.dark-mode .pricing-card,
.dark-mode .gallery-card,
.dark-mode .testimonial-card,
.dark-mode .mobile-experience-card,
.dark-mode .contact-card {
  background-color: #1e293b;
  color: #f1f5f9;
  border-color: rgba(148, 163, 184, 0.15);
  box-shadow: 0 8px 28px rgba(15, 23, 42, 0.6);
}

.dark-mode .feature-card p,
.dark-mode .pricing-card p,
.dark-mode .testimonial-card p,
.dark-mode .section-subtitle,
.dark-mode .text-muted {
  color: #cbd5f5 !important;
}

.dark-mode .pricing-card li {
  color: #cbd5f5;
}

.dark-mode .pricing-card li i {
  color: #4ade80;
}

.dark-mode .btn-accent {
  background-color: #facc15;
  color: #1e293b;
}

.dark-mode .btn-accent:hover {
  color: #1e293b;
}

.dark-mode .bg-section-light {
  background-color: #1f2937;
}

.dark-mode .why-section {
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.95), rgba(15, 23, 42, 0.95));
}

.dark-mode .hero-carousel .carousel-indicators [data-bs-target] {
  background-color: #facc15;
}

.dark-mode .whatsapp-floating-btn {
  box-shadow: 0 20px 45px rgba(18, 140, 126, 0.55);
}

@media (max-width: 991.98px) {
  .hero {
    text-align: center;
  }

  .stats-highlight {
    justify-content: center;
  }
}

@media (max-width: 767.98px) {
  .navbar-brand {
    font-size: 1.1rem;
  }

  .feature-card,
  .pricing-card {
    padding: 1.75rem;
  }
}

@media (max-width: 575.98px) {
  .whatsapp-floating-btn {
    right: 1.25rem;
    bottom: 1.25rem;
    width: 56px;
    height: 56px;
    font-size: 1.5rem;
  }
}