:root {
  /* Color Palette */
  --color-primary: #8AB4F8; /* Soft Light Blue */
  --color-primary-dark: #6499E9;
  --color-secondary: #A0E9CB; /* Soft Green */
  --color-secondary-dark: #7DCEAA;
  --color-background: #F8FBFC; /* Very Light Pastel Blue/White */
  --color-surface: #FFFFFF;
  --color-text: #2C3E50;
  --color-text-light: #546E7A;
  
  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-border: rgba(255, 255, 255, 0.5);
  --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.07);
  
  /* Layout */
  --container-width: 1200px;
  --section-padding: 5rem 1.5rem;
  --border-radius-lg: 24px;
  --border-radius-md: 16px;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease-out;
}

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

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--color-background);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.2;
}

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

ul {
  list-style: none;
}

.container {
  max-width: var(--container-width);
  margin: 0 auto;
}

section {
  padding: var(--section-padding);
}

/* Typography */
.text-center { text-align: center; }
.section-title {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
}
.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: var(--color-secondary);
  border-radius: 2px;
}
.section-subtitle {
  color: var(--color-text-light);
  font-size: 1.125rem;
  margin-bottom: 3rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* Utilities */
.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  border-radius: var(--border-radius-lg);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  font-size: 1.125rem;
  font-family: 'Outfit', sans-serif;
  font-weight: 500;
  border-radius: 50px;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: none;
  gap: 0.5rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: white;
  box-shadow: 0 10px 20px rgba(138, 180, 248, 0.3);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 25px rgba(138, 180, 248, 0.4);
}

.btn-secondary {
  background: white;
  color: var(--color-primary-dark);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
}

.btn-secondary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 25px rgba(0, 0, 0, 0.1);
}

/* Floating Animation */
@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-15px); }
  100% { transform: translateY(0px); }
}

.floating {
  animation: float 6s ease-in-out infinite;
}

/* -----------------------------------
   Navbar
----------------------------------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 0.5rem 2rem;
  z-index: 1000;
  transition: all var(--transition-normal);
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.05);
}

.navbar-container {
  max-width: var(--container-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
}

.logo-img {
  height: 70px;
  width: auto;
  object-fit: contain;
}

.footer-logo {
  mix-blend-mode: normal;
  background-color: white;
  padding: 10px;
  border-radius: 12px;
}

/* -----------------------------------
   Hero Section
----------------------------------- */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 0 1.5rem;
}

.hero-video {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  transform: translateX(-50%) translateY(-50%);
  z-index: -2;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5); /* Ajustado para melhorar a leitura das palavras */
  z-index: -1;
}

.hero-content {
  text-align: center;
  color: white;
  z-index: 1;
  max-width: 800px;
}

.hero-content h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: white;
  text-shadow: 0 4px 12px rgba(0,0,0,0.2);
  line-height: 1.1;
}

.hero-content p {
  font-size: clamp(1.125rem, 2vw, 1.5rem);
  margin-bottom: 2.5rem;
  text-shadow: 0 2px 8px rgba(0,0,0,0.2);
  opacity: 0.9;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* -----------------------------------
   Pediatrics Section
----------------------------------- */
.pediatrics {
  position: relative;
  background: url('data:image/svg+xml;utf8,<svg width="100" height="100" viewBox="0 0 100 100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="40" fill="%23A0E9CB" opacity="0.05"/></svg>') repeat;
}

.pediatrics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.pediatrics-text p {
  font-size: 1.125rem;
  color: var(--color-text-light);
  margin-bottom: 2rem;
}

.pediatrics-visuals {
  position: relative;
  height: 400px;
}

.float-card {
  position: absolute;
  padding: 1.5rem;
  background: white;
  border-radius: var(--border-radius-md);
  box-shadow: 0 15px 35px rgba(0,0,0,0.05);
  display: flex;
  align-items: center;
  gap: 1rem;
  font-weight: 500;
}

.card-1 { top: 0; left: 0; animation-delay: 0s; }
.card-2 { top: 45%; right: 0; animation-delay: 1.5s; }
.card-3 { bottom: 0; left: 10%; animation-delay: 3s; }

.float-icon {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--color-background);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: 1.5rem;
}

/* -----------------------------------
   Conditions Section
----------------------------------- */
.conditions {
  background: var(--color-surface);
}

.conditions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.condition-card {
  padding: 2.5rem 2rem;
  transition: all var(--transition-normal);
  transform-style: preserve-3d;
  perspective: 1000px;
}

.condition-card:hover {
  transform: translateY(-10px) scale(1.02);
}

.condition-icon {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  background: rgba(138, 180, 248, 0.1);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin-bottom: 1.5rem;
  transition: all var(--transition-fast);
}

.condition-card:hover .condition-icon {
  background: var(--color-primary);
  color: white;
}

.condition-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.condition-card p {
  color: var(--color-text-light);
  margin-bottom: 1.5rem;
}

.condition-list {
  margin-bottom: 1.5rem;
}

.condition-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--color-text);
  font-size: 0.95rem;
}

.condition-list li::before {
  content: '•';
  color: var(--color-secondary);
  position: absolute;
  left: 0;
  font-size: 1.5rem;
  line-height: 1;
}

.condition-highlight {
  background: var(--color-background);
  padding: 1rem;
  border-radius: 8px;
  font-style: italic;
  font-size: 0.9rem;
  border-left: 4px solid var(--color-primary);
}

/* -----------------------------------
   About Section
----------------------------------- */
.about {
  position: relative;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-image {
  position: relative;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.about-image img {
  width: 100%;
  height: auto;
  display: block;
}

.about-tags {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 2rem;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1.5rem;
  background: white;
  border-radius: 50px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.05);
  font-weight: 500;
  color: var(--color-primary-dark);
}

/* -----------------------------------
   Timeline Section
----------------------------------- */
.timeline-section {
  background: var(--color-surface);
}

.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 100%;
  background: rgba(138, 180, 248, 0.3);
}

.timeline-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 3rem;
  width: 100%;
}

.timeline-item:nth-child(even) {
  flex-direction: row-reverse;
}

.timeline-content {
  width: 45%;
  padding: 2rem;
  position: relative;
  transition: all var(--transition-normal);
}

.timeline-content:hover {
  transform: translateY(-5px);
}

.timeline-dot {
  width: 40px;
  height: 40px;
  background: white;
  border: 4px solid var(--color-primary);
  border-radius: 50%;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(138, 180, 248, 0.2);
  z-index: 1;
}

/* -----------------------------------
   FAQ Section
----------------------------------- */
.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  margin-bottom: 1rem;
  border-radius: var(--border-radius-md);
  background: white;
  box-shadow: 0 5px 15px rgba(0,0,0,0.02);
  overflow: hidden;
}

.faq-question {
  padding: 1.5rem;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  font-family: 'Outfit', sans-serif;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-icon {
  color: var(--color-primary);
  transition: transform var(--transition-normal);
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
}

.faq-answer-inner {
  padding: 0 1.5rem 1.5rem;
  color: var(--color-text-light);
}

/* -----------------------------------
   Testimonials Section
----------------------------------- */
.testimonials {
  background: var(--color-surface);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.testimonial-card {
  padding: 2.5rem;
  position: relative;
}

.quote-icon {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  font-size: 3rem;
  color: rgba(160, 233, 203, 0.3);
}

.testimonial-text {
  font-style: italic;
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
  position: relative;
  z-index: 1;
}

.testimonial-author {
  font-weight: 600;
  color: var(--color-primary-dark);
}

/* -----------------------------------
   Contact Section
----------------------------------- */
.contact {
  position: relative;
  background: linear-gradient(to bottom, var(--color-background), white);
}

.contact-container {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.contact-card {
  padding: 3rem;
  margin-top: -80px; /* Overlaps previous section slightly */
}

/* -----------------------------------
   Footer & WhatsApp
----------------------------------- */
footer {
  background: var(--color-text);
  color: white;
  padding: 2rem;
  text-align: center;
}

.whatsapp-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 60px;
  height: 60px;
  background: #25D366;
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
  z-index: 1000;
  transition: all var(--transition-fast);
  animation: pulse 2s infinite;
}

.whatsapp-btn:hover {
  transform: scale(1.1);
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.4); }
  70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* -----------------------------------
   Responsive Design
----------------------------------- */
@media (max-width: 992px) {
  .pediatrics-grid, .about-grid {
    grid-template-columns: 1fr;
  }
  
  .timeline::before {
    left: 20px;
  }
  
  .timeline-item, .timeline-item:nth-child(even) {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .timeline-content {
    width: 100%;
    padding-left: 60px;
  }
  
  .timeline-dot {
    left: 20px;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 4rem 1.5rem;
  }
  
  .hero-buttons {
    flex-direction: column;
  }
  
  .btn {
    width: 100%;
  }
}

/* Fix iOS Low Power Mode Video Play Button Overlay */
.hero-video::-webkit-media-controls,
.hero-video::-webkit-media-controls-start-playback-button {
  display: none !important;
  -webkit-appearance: none;
}