:root {
  /* Color Palette - Healthcare, Trustworthy, Professional */
  --color-primary: #1A73E8; /* Medical Blue */
  --color-secondary: #34A853; /* Health Green */
  --color-accent: #E8F0FE; /* Soft Blue Highlight */
  --color-text-dark: #202124;
  --color-text-light: #F8F9FA;
  --color-bg-light: #FFFFFF;
  --color-bg-alt: #F1F3F4;
  --color-border: #DADCE0;
  
  /* Typography */
  --font-display: 'Inter', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  /* Spacing */
  --section-padding: 100px 5%;
  --container-max-width: 1280px;
  
  /* Transitions */
  --transition-smooth: all 0.3s ease;
}

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

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.1;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-smooth);
}

ul {
  list-style: none;
}

.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  width: 100%;
}

/* --- Components --- */

.btn {
  display: inline-flex;
  align-items: center;
  padding: 14px 32px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition-smooth);
  border: 2px solid transparent;
  gap: 8px;
}

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

.btn-primary:hover {
  background-color: #1557b0;
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(26, 115, 232, 0.2);
}

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

.btn-white:hover {
  background-color: var(--color-bg-alt);
}

.btn-outline {
  background-color: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}

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

.section-tag {
  color: var(--color-primary);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 2px;
  font-size: 0.85rem;
  display: block;
  margin-bottom: 1rem;
}

.section-title {
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: 1.5rem;
  color: var(--color-primary);
}

.placeholder-image {
  background: linear-gradient(135deg, #e0e7de 0%, #f0f4ef 100%);
  border-radius: 20px;
  position: relative;
  overflow: hidden;
}

.placeholder-image::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* --- Navigation --- */

.nav {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 20px 5%;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 1000;
  border-bottom: 1px solid var(--color-border);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: #333;
  display: flex;
  align-items: center;
  gap: 6px;
  letter-spacing: -0.5px;
}

.nav-links {
  display: flex;
  gap: 40px;
}

.nav-links a {
  font-weight: 500;
}

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

/* --- Hero Section --- */

.hero {
  min-height: 100vh;
  padding: 160px 5% 80px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 60px;
  background: radial-gradient(circle at top right, #f0f7ef, transparent);
}

.hero-content h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  margin-bottom: 1.5rem;
  color: var(--color-primary);
}

.hero-content p {
  font-size: 1.2rem;
  color: #555;
  margin-bottom: 2.5rem;
  max-width: 540px;
}

.hero-btns {
  display: flex;
  gap: 20px;
}

.hero {
  min-height: 90vh;
  padding: 0;
  display: flex;
  align-items: center;
  position: relative;
  background: url('https://images.unsplash.com/photo-1519494026892-80bbd2d6fd0d?auto=format&fit=crop&q=80&w=2000') center/cover;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, rgba(26, 115, 232, 0.85) 0%, rgba(26, 115, 232, 0.4) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 0 5%;
  color: white;
  max-width: 800px;
}

.hero-content h1 {
  color: white;
  margin-bottom: 1rem;
}

.hero-content p {
  color: rgba(255,255,255,0.9);
  margin-bottom: 2rem;
}

/* --- Stats Bar --- */

.services {
  padding: var(--section-padding);
  background-color: var(--color-bg-alt);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 50px;
}

.service-card {
  background: white;
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.05);
  text-align: center;
  transition: var(--transition-smooth);
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.08);
}

.service-icon {
  width: 70px;
  height: 70px;
  background: var(--color-accent);
  color: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

/* --- About Section --- */

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

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: center;
}

.about-image {
  height: 500px;
  background: url('https://images.unsplash.com/photo-1516549655169-df83a0774514?auto=format&fit=crop&q=80&w=1000') center/cover;
  border-radius: 12px;
}

.about-bullets {
  margin-top: 25px;
}

.about-bullet {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  font-weight: 500;
}

.bullet-icon {
  color: var(--color-primary);
  flex-shrink: 0;
}

.mv-card h4 {
  margin-bottom: 10px;
  color: var(--color-primary);
}

/* --- Doctors Team --- */

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

.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.team-card {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0,0,0,0.05);
  text-align: center;
}

.doctor-photo {
  height: 300px;
  background-color: var(--color-bg-alt);
  background-position: center;
  background-size: cover;
}

.doctor-info {
  padding: 20px;
}

.doctor-info h4 {
  margin-bottom: 5px;
  font-size: 1.2rem;
}

.doctor-info p {
  color: var(--color-primary);
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 15px;
}

.social-icons {
  display: flex;
  justify-content: center;
  gap: 15px;
  color: #888;
}

/* --- Why Choose Us --- */

.why-us {
  padding: var(--section-padding);
  background-color: var(--color-bg-alt);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.why-box {
  background: white;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.03);
  text-align: center;
}

.why-icon {
  width: 50px;
  height: 50px;
  color: var(--color-primary);
  margin-bottom: 15px;
}

/* --- Testimonials --- */

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

.testi-track {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.testi-card {
  background: var(--color-accent);
  padding: 40px;
  border-radius: 12px;
  position: relative;
}

.stars {
  color: #FBBC04;
  margin-bottom: 15px;
}

.testi-text {
  font-style: italic;
  margin-bottom: 25px;
}

.patient {
  display: flex;
  align-items: center;
  gap: 15px;
}

.patient-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--color-border);
}

/* --- Maps/Location --- */

.map-placeholder {
  width: 100%;
  height: 100%;
  min-height: 400px;
  background: #eef2f5 url('https://images.unsplash.com/photo-1524666041070-9d87656c25bb?auto=format&fit=crop&q=80&w=1000') center/cover;
  position: relative;
}

.map-placeholder::before {
  content: 'Google Maps View';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: white;
  padding: 10px 20px;
  border-radius: 50px;
  font-weight: 600;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

/* --- Contact Section --- */

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

.contact-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  background: white;
  border-radius: 40px;
  overflow: hidden;
  box-shadow: 0 30px 60px rgba(0,0,0,0.05);
}

.contact-info {
  background: var(--color-primary);
  color: white;
  padding: 60px;
}

.contact-form {
  padding: 60px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  font-size: 0.9rem;
}

.form-input {
  width: 100%;
  padding: 14px 20px;
  border-radius: 12px;
  border: 1px solid var(--color-border);
  font-family: inherit;
  font-size: 1rem;
}

.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
}

/* --- Footer --- */

footer {
  background: #121411;
  color: white;
  padding: 80px 5% 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}

.footer-bottom {
  border-top: 1px solid #222;
  padding-top: 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
  color: #888;
}

/* Responsive */
@media (max-width: 1024px) {
  .hero { text-align: center; justify-content: center; }
  .hero-content { margin: 0 auto; }
  .hero-btns { justify-content: center; }
  .services-grid, .about-grid, .team-grid, .why-grid, .testi-track, .contact-container { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .footer-grid { grid-template-columns: 1fr; }
}