/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Inter:wght@300;400;500;600&display=swap');

/* --- Design System (Variables) --- */
:root {
  /* Colors */
  --color-primary: #0A2540;      /* Deep Navy Blue */
  --color-secondary: #00B4D8;    /* Medical Cyan/LED */
  --color-accent: #FF7B00;       /* Warm Amber */
  --color-dark: #1E293B;
  --color-light: #F8FAFC;
  --color-white: #FFFFFF;
  --color-gray: #64748B;
  --color-gray-light: #E2E8F0;
  
  /* Typography */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-border: rgba(255, 255, 255, 0.3);
  --glass-shadow: 0 8px 32px 0 rgba(10, 37, 64, 0.05);

  /* Transitions */
  --transition-fast: 0.2s ease-in-out;
  --transition-medium: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* --- Base Reset & Typography --- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--color-dark);
  background-color: var(--color-light);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-primary);
}

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

ul {
  list-style: none;
}

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

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

.section {
  padding: 6rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}


.section-header h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
}

.section-header h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background-color: var(--color-secondary);
  border-radius: 2px;
}

.section-header p {
  color: var(--color-gray);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* --- Components --- */
.btn {
  display: inline-block;
  padding: 1rem 2rem;
  border-radius: 50px;
  font-family: var(--font-heading);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: var(--transition-medium);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-secondary) 0%, #0077B6 100%);
  color: var(--color-white);
  box-shadow: 0 10px 20px rgba(0, 180, 216, 0.3);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 25px rgba(0, 180, 216, 0.4);
}

.btn-secondary {
  background-color: transparent;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
}

.btn-secondary:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

/* --- Navbar (Glassmorphism) --- */
.navbar {
  position: fixed;
  top: 0;
  left: 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);
  transition: var(--transition-medium);
  padding: 1rem 0;
}

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

.logo img {
  height: 50px;
  transition: var(--transition-medium);
}

.nav-links {
  display: flex;
  gap: 2.5rem;
}

.nav-links a {
  font-family: var(--font-heading);
  font-weight: 500;
  color: var(--color-primary);
  position: relative;
  padding: 0.5rem 0;
}

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

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

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

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, rgba(10, 37, 64, 0.95) 0%, rgba(0, 119, 182, 0.85) 100%), url('https://infinitymeditech.in/wp-content/uploads/2025/05/Banner_04.jpg') center/cover no-repeat;
  color: var(--color-white);
  padding-top: 80px; /* Offset for navbar */
  overflow: hidden;
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  width: 100%;
}

.hero-content {
  position: relative;
  z-index: 10;
  animation: fadeUp 1s ease-out;
}

.hero h1 {
  font-size: 4rem;
  color: var(--color-white);
  margin-bottom: 1.5rem;
  letter-spacing: -1px;
}

.hero h1 span {
  color: var(--color-secondary);
}

.hero p {
  font-size: 1.25rem;
  color: var(--color-gray-light);
  margin-bottom: 2.5rem;
  font-weight: 300;
}

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

.hero-btns .btn-secondary {
  color: var(--color-white);
  border-color: var(--color-white);
}

.hero-btns .btn-secondary:hover {
  background-color: var(--color-white);
  color: var(--color-primary);
}

.hero-carousel {
  overflow: hidden;
  position: relative;
  width: 100%;
  height: 400px;
  border-radius: 20px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 20px;
  z-index: 10;
}

.carousel-track {
  display: flex;
  gap: 20px;
  width: max-content;
  animation: scroll 15s linear infinite;
}

.carousel-track img {
  height: 360px;
  width: auto;
  border-radius: 15px;
  object-fit: cover;
}

@keyframes scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(calc(-50% - 10px)); }
}

/* --- Certifications Section --- */
.cert-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
}

.cert-item {
  background: var(--color-white);
  padding: 1.5rem 2.5rem;
  border-radius: 50px;
  box-shadow: 0 10px 20px rgba(10, 37, 64, 0.05);
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.1rem;
  border: 1px solid var(--glass-border);
  transition: var(--transition-medium);
}

.cert-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(10, 37, 64, 0.1);
  border-color: var(--color-secondary);
}

.cert-item i {
  color: var(--color-secondary);
  font-size: 1.5rem;
}

/* --- About Section --- */
.about {
  background-color: var(--color-white);
}

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

.about-image {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(10, 37, 64, 0.1);
}

.about-image img {
  transition: var(--transition-medium);
}

.about-image:hover img {
  transform: scale(1.05);
}

.about-text h3 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.about-text p {
  margin-bottom: 1.5rem;
  color: var(--color-gray);
}

.features-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 2rem;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.feature-icon {
  color: var(--color-secondary);
  font-size: 1.25rem;
  margin-top: 2px;
}

/* --- Products Section (Glassmorphism Cards) --- */
.products {
  background-color: var(--color-light);
  position: relative;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2.5rem;
}

.product-card {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 2rem;
  text-align: center;
  box-shadow: var(--glass-shadow);
  transition: var(--transition-medium);
  position: relative;
  overflow: hidden;
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 5px;
  background: linear-gradient(90deg, var(--color-secondary), var(--color-accent));
  opacity: 0;
  transition: var(--transition-medium);
}

.product-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(10, 37, 64, 0.1);
}

.product-card:hover::before {
  opacity: 1;
}

.product-img-wrapper {
  height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.product-img-wrapper img {
  max-height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 10px 15px rgba(0,0,0,0.1));
}

.product-card h3 {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

.product-card p {
  color: var(--color-gray);
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

.product-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-secondary);
  transition: var(--transition-fast);
}

.product-link:hover {
  color: var(--color-primary);
  gap: 0.75rem;
}

/* --- Services Section --- */
.services {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.services .section-header h2 {
  color: var(--color-white);
}

.services .section-header p {
  color: var(--color-gray-light);
}

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

.service-card {
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 2.5rem 2rem;
  border-radius: 20px;
  transition: var(--transition-medium);
}

.service-card:hover {
  background-color: rgba(255, 255, 255, 0.1);
  transform: translateY(-5px);
}

.service-icon {
  width: 60px;
  height: 60px;
  background-color: rgba(0, 180, 216, 0.1);
  color: var(--color-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  border-radius: 15px;
  margin-bottom: 1.5rem;
}

.service-card h4 {
  color: var(--color-white);
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

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

/* --- Contact Details Section --- */
.contact-section {
  background-color: var(--color-white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: stretch;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.info-item {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
}

.info-icon {
  width: 50px;
  height: 50px;
  background-color: rgba(0, 180, 216, 0.1);
  color: var(--color-secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.info-item h4 {
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
  color: var(--color-primary);
}

.info-item p, .info-item a {
  color: var(--color-gray);
  font-size: 0.95rem;
  line-height: 1.5;
}

.info-item a:hover {
  color: var(--color-secondary);
}

.social-links {
  margin-top: 1rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-gray-light);
}

.social-links h4 {
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.social-icons {
  display: flex;
  gap: 1rem;
}

.social-icons a {
  width: 45px;
  height: 45px;
  background-color: var(--color-light);
  color: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: var(--transition-medium);
}

.social-icons a:hover {
  background-color: var(--color-secondary);
  color: var(--color-white);
  transform: translateY(-3px);
}

.contact-map {
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 15px 35px rgba(10, 37, 64, 0.1);
  height: 100%;
  min-height: 400px;
}

/* --- Contact/CTA Section --- */
.cta {
  background: linear-gradient(135deg, var(--color-white) 0%, var(--color-light) 100%);
  text-align: center;
}

.cta-box {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  box-shadow: 0 20px 40px rgba(10, 37, 64, 0.08);
  border-radius: 30px;
  padding: 5rem 3rem;
  max-width: 800px;
  margin: 0 auto;
}

.cta-box h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.cta-box p {
  color: var(--color-gray);
  margin-bottom: 2.5rem;
  font-size: 1.1rem;
}

/* --- Footer --- */
.footer {
  background-color: var(--color-dark);
  color: var(--color-gray-light);
  padding: 4rem 0 2rem;
}

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

.footer-col h4 {
  color: var(--color-white);
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
}

.footer-col p {
  margin-bottom: 1rem;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.footer-col i {
  color: var(--color-secondary);
  margin-top: 5px;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  transition: var(--transition-fast);
}

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

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  font-size: 0.9rem;
}

/* --- Animations --- */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s ease-out;
}

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

/* --- Responsive Media Queries --- */
@media (max-width: 992px) {
  .hero h1 { font-size: 3rem; }
  .hero-container { grid-template-columns: 1fr; gap: 2rem; }
  .hero-carousel { display: none; }
  .about-grid { grid-template-columns: 1fr; gap: 3rem; }
  .about-image { order: -1; }
  .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
}

@media (max-width: 768px) {

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--color-white);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
    transition: var(--transition-medium);
  }

  .nav-links.active {
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  }

  .mobile-menu-btn { display: block; }
  
  .hero h1 { font-size: 2.5rem; }
  .hero-btns { flex-direction: column; }
  .section { padding: 4rem 0; }
  .cta-box { padding: 3rem 1.5rem; }
}