@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;700&display=swap');

:root {
  /* Medical Premium Color Palette */
  --primary-hue: 210;
  --primary: hsl(var(--primary-hue), 85%, 45%);
  --primary-light: hsl(var(--primary-hue), 85%, 95%);
  --primary-dark: hsl(var(--primary-hue), 85%, 25%);
  
  --secondary: hsl(340, 75%, 55%);
  --secondary-light: hsl(340, 75%, 95%);
  
  --bg-color: hsl(210, 20%, 98%);
  --surface: hsl(0, 0%, 100%);
  --text-primary: hsl(210, 30%, 15%);
  --text-secondary: hsl(210, 15%, 40%);
  
  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.85);
  --glass-border: rgba(255, 255, 255, 0.2);
  --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.07);
  
  /* Utilities */
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
}

/* Dark Mode Variables */
@media (prefers-color-scheme: dark) {
  :root {
    --bg-color: hsl(210, 30%, 10%);
    --surface: hsl(210, 25%, 15%);
    --text-primary: hsl(0, 0%, 95%);
    --text-secondary: hsl(210, 15%, 75%);
    --glass-bg: rgba(20, 25, 35, 0.85);
    --glass-border: rgba(255, 255, 255, 0.05);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.5);
  }
}

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

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-color);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color 0.3s, color 0.3s;
}

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

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

/* Container */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Typography Utils */
.section-title {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
  left: 50%;
  transform: translateX(-50%);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  border-radius: var(--radius-sm);
}

.section-subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto 4rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.8rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: var(--transition);
  cursor: pointer;
  border: none;
  font-family: 'Outfit', sans-serif;
}

.btn-primary {
  background: var(--primary);
  color: white;
  box-shadow: 0 4px 15px rgba(26, 115, 232, 0.3);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(26, 115, 232, 0.4);
}

.btn-secondary {
  background: var(--surface);
  color: var(--primary);
  border: 1px solid var(--primary-light);
}

.btn-secondary:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
}

/* Navigation - Glassmorphism */
header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  padding: 1rem 0;
  transition: var(--transition);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Outfit', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
}

.logo span {
  color: var(--secondary);
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: var(--transition);
}

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

.nav-links a:hover::after {
  width: 100%;
}

.mobile-menu-btn {
  display: none;
  font-size: 1.5rem;
  color: var(--text-primary);
  cursor: pointer;
}

/* Hero Section */
.hero {
  padding-top: 120px;
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-slider {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
}

.slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 1.5s ease-in-out;
}

.slide.active {
  opacity: 1;
}

.slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
}

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

.hero-text h1 {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-text p {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  max-width: 500px;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
}

.hero-image-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--glass-shadow);
  border: 1px solid var(--glass-border);
}

.hero-image-wrapper img {
  width: 100%;
  height: auto;
  display: block;
  transform: scale(1.05);
  transition: transform 10s ease;
}

.hero-image-wrapper:hover img {
  transform: scale(1);
}

/* Stats Overlay */
.stats-container {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-top: -50px;
  position: relative;
  z-index: 10;
}

.stat-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  padding: 1.5rem 2rem;
  border-radius: var(--radius-md);
  box-shadow: var(--glass-shadow);
  text-align: center;
  min-width: 200px;
  transform: translateY(0);
  transition: var(--transition);
}

.stat-card:hover {
  transform: translateY(-10px);
}

.stat-card h3 {
  font-size: 2.5rem;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.stat-card p {
  color: var(--text-secondary);
  font-weight: 500;
}

/* About Section */
.about {
  padding: 6rem 0;
  background-color: var(--surface);
}

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

.about-content h2 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
}

.about-content p {
  margin-bottom: 1.5rem;
  color: var(--text-secondary);
  font-size: 1.1rem;
}

/* Centres of Excellence */
.services {
  padding: 6rem 0;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.service-card {
  background: var(--surface);
  border-radius: var(--radius-md);
  padding: 2.5rem 2rem;
  box-shadow: 0 4px 20px rgba(0,0,0,0.05);
  transition: var(--transition);
  border: 1px solid transparent;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  transform: scaleX(0);
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
  transition: var(--transition);
  transform-origin: left;
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
  border-color: var(--primary-light);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon {
  font-size: 3rem;
  color: var(--primary);
  margin-bottom: 1.5rem;
  display: inline-block;
  padding: 1rem;
  background: var(--primary-light);
  border-radius: 50%;
}

.service-card h3 {
  font-size: 1.3rem;
  margin-bottom: 1rem;
}

.service-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* Doctors Section */
.doctors {
  padding: 6rem 0;
  background-color: var(--surface);
}

.doctors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.doctor-card {
  background: var(--bg-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0,0,0,0.03);
  transition: var(--transition);
}

.doctor-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 30px rgba(0,0,0,0.08);
}

.doctor-img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-bottom: 4px solid var(--primary);
}

.doctor-info {
  padding: 1.5rem;
  text-align: center;
}

.doctor-info h3 {
  font-size: 1.2rem;
  margin-bottom: 0.3rem;
}

.doctor-info p.specialty {
  color: var(--secondary);
  font-weight: 500;
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.doctor-contact {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.doctor-contact i {
  color: var(--primary);
  margin-right: 0.5rem;
}

/* Testimonials */
.testimonials {
  padding: 6rem 0;
}

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

.testimonial-card {
  background: var(--surface);
  padding: 2.5rem;
  border-radius: var(--radius-md);
  box-shadow: 0 5px 20px rgba(0,0,0,0.05);
  position: relative;
}

.quote-icon {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  font-size: 2rem;
  color: var(--primary-light);
  opacity: 0.5;
}

.testimonial-card h4 {
  color: var(--primary);
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.testimonial-card p {
  color: var(--text-secondary);
  font-style: italic;
  margin-bottom: 1.5rem;
  line-height: 1.7;
}

.testimonial-author {
  font-weight: 600;
  color: var(--text-primary);
  border-top: 1px solid var(--primary-light);
  padding-top: 1rem;
}

/* Footer Section */
footer {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  color: white;
  padding: 4rem 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-col h3 {
  font-family: 'Outfit', sans-serif;
  font-size: 1.4rem;
  margin-bottom: 1.5rem;
  color: white;
  position: relative;
  display: inline-block;
}

.footer-col h3::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--secondary);
}

.footer-col p, .footer-col ul {
  color: rgba(255,255,255,0.8);
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 0.8rem;
}

.footer-col ul li a {
  transition: var(--transition);
}

.footer-col ul li a:hover {
  color: var(--secondary);
  padding-left: 5px;
}

.footer-contact li {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.footer-bottom {
  text-align: center;
  padding: 1.5rem 0;
  border-top: 1px solid rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
}

/* Responsive UI */
@media (max-width: 992px) {
  .hero-content, .about-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-text h1 {
    font-size: 2.8rem;
  }
  
  .hero-text p {
    margin: 0 auto 2rem;
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  .section-title {
    left: auto;
    transform: none;
  }
  .section-title::after {
    left: 50%;
    transform: translateX(-50%);
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    background: var(--surface);
    flex-direction: column;
    align-items: center;
    padding-top: 3rem;
    transition: var(--transition);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
  }
  
  .nav-links.active {
    left: 0;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .stats-container {
    flex-wrap: wrap;
  }
}

/* Micro-animations */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease-out;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Contact Section */
.contact-section {
  padding: 6rem 0;
  background-color: var(--surface);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  margin-top: 3rem;
}

.contact-info {
  background: var(--bg-color);
  padding: 2.5rem;
  border-radius: var(--radius-md);
  box-shadow: 0 5px 20px rgba(0,0,0,0.03);
}

.contact-info h3 {
  font-size: 1.8rem;
  margin-bottom: 0.5rem;
  color: var(--primary);
}

.contact-info > p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.contact-list {
  list-style: none;
}

.contact-list li {
  display: flex;
  gap: 1.2rem;
  margin-bottom: 1.5rem;
}

.contact-list i {
  font-size: 1.5rem;
  color: var(--primary);
  background: var(--primary-light);
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  flex-shrink: 0;
}

.contact-list h4 {
  font-size: 1.1rem;
  margin-bottom: 0.2rem;
}

.contact-list p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.contact-form-container {
  background: var(--bg-color);
  padding: 2.5rem;
  border-radius: var(--radius-md);
  box-shadow: 0 5px 30px rgba(0,0,0,0.05);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-weight: 500;
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
}

.form-group input, 
.form-group select, 
.form-group textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition);
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.submit-btn {
  width: 100%;
  font-size: 1.1rem;
  padding: 1rem;
}

/* Slider Controls */
.slider-controls {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 1rem;
  z-index: 10;
}

.dot {
  width: 12px;
  height: 12px;
  background-color: var(--text-secondary);
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition);
  opacity: 0.5;
}

.dot.active, .dot:hover {
  background-color: var(--primary);
  opacity: 1;
  transform: scale(1.2);
}

@media (max-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
}