:root {
  /* Colors - "Big Blue" Theme */
  --color-primary: #2DA8A8;
  /* Teal */
  --color-primary-hover: #258ea6;
  --color-primary-light: #E0F7FA;
  /* Light Teal for backgrounds/accents */

  --color-background: #F0F7FA;
  /* Very light cool blue/grey base */
  --color-surface: #FFFFFF;
  /* Pure white surface */

  --color-text-main: #0B1D3F;
  /* Navy Blue */
  --color-text-muted: #334E68;
  --color-text-light: #627D98;

  --color-border: #D9E2EC;
  --color-success: #22C55E;

  /* Typography - Scaled Up */
  --font-heading: 'Plus Jakarta Sans', sans-serif;
  --font-body: 'Source Sans 3', sans-serif;

  /* Spacing */
  --spacing-1: 8px;
  --spacing-2: 16px;
  --spacing-3: 24px;
  --spacing-4: 32px;
  --spacing-6: 48px;
  --spacing-8: 64px;
  --spacing-12: 96px;

  /* Layout */
  --container-width: 1400px;
  /* Expanded for modern web app feel */
  --radius-sm: 8px;
  /* Slightly rounder */
  --radius-md: 16px;
  /* Modern "App" feel */
  --radius-lg: 24px;

  /* Shadow - Softer */
  --shadow-sm: 0 1px 3px 0 rgb(11 29 63 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(11 29 63 / 0.05), 0 2px 4px -2px rgb(11 29 63 / 0.05);
  --shadow-lg: 0 10px 15px -3px rgb(11 29 63 / 0.08), 0 4px 6px -4px rgb(11 29 63 / 0.08);

  /* Transitions */
  --transition-base: 0.2s ease;
}

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

body {
  font-family: var(--font-body);
  background-color: var(--color-background);
  /* Colored background */
  color: var(--color-text-main);
  line-height: 1.7;
  font-size: 20px;
  /* Scaled up for better readability */
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Typography Scale - Scaled Up */
h1 {
  font-size: 4.5rem;
  letter-spacing: -0.03em;
  margin-bottom: var(--spacing-4);
  font-weight: 800;
  line-height: 1.1;
}

h2 {
  font-size: 3rem;
  letter-spacing: -0.02em;
  font-weight: 700;
  line-height: 1.2;
}

h3 {
  font-size: 2rem;
  font-weight: 600;
  line-height: 1.3;
}

h4 {
  font-size: 1.5rem;
  font-weight: 600;
}

p {
  margin-bottom: var(--spacing-3);
  max-width: 65ch;
  color: var(--color-text-muted);
  line-height: 1.7;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition-base);
}

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

/* Layout Utilities */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing-4);
  width: 100%;
}

.section {
  padding: var(--spacing-8) 0;
}

.section-lg {
  padding: var(--spacing-12) 0;
}

.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.items-center {
  align-items: center;
}

.items-start {
  align-items: flex-start;
}

.justify-between {
  justify-content: space-between;
}

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

.gap-2 {
  gap: var(--spacing-2);
}

.gap-4 {
  gap: var(--spacing-4);
}

.grid {
  display: grid;
}

.grid-cols-1 {
  grid-template-columns: repeat(1, 1fr);
}

.grid-cols-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-cols-3 {
  grid-template-columns: repeat(3, 1fr);
}

/* Spacing Utilities */
.gap-6 {
  gap: var(--spacing-6);
}

.gap-8 {
  gap: var(--spacing-8);
}

/* Components */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.75rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
  border: none;
  font-family: var(--font-heading);
  gap: var(--spacing-2);
}

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

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
  color: white;
}

.btn-secondary {
  background-color: white;
  color: var(--color-text-main);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  border-color: var(--color-text-muted);
  background-color: #FAFAFA;
}

.card {
  background-color: var(--color-surface);
  border-radius: var(--radius-md);
  padding: var(--spacing-4);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-light);
}

.badge {
  display: inline-flex;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 600;
  background-color: var(--color-primary-light);
  color: var(--color-primary);
}

/* Nav */
.navbar {
  background-color: transparent;
  /* Start transparent */
  padding: var(--spacing-3) 0;
  position: fixed;
  /* Float over content */
  width: 100%;
  top: 0;
  left: 0;
  z-index: 1000;
  transition: background-color 0.3s ease, border-bottom-color 0.3s ease, box-shadow 0.3s ease;
  border-bottom: 1px solid transparent;
}

.navbar.scrolled {
  background-color: rgba(255, 255, 255, 0.98);
  /* Solid white (with slight transparency for effect if desired, or pure white) */
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

/* Utility for pages needing top spacing behind fixed nav */
.pt-safe {
  padding-top: 120px !important;
}

.nav-link {
  color: var(--color-text-muted);
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-primary);
  background-color: var(--color-primary-light);
}

/* Footer */
.footer {
  margin-top: auto;
  background-color: white;
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-8) 0;
}

/* Mobile */
@media (max-width: 768px) {
  h1 {
    font-size: 3rem;
  }

  h2 {
    font-size: 2.25rem;
  }

  h3 {
    font-size: 1.5rem;
  }

  body {
    font-size: 18px;
  }

  .grid-cols-3,
  .grid-cols-2 {
    grid-template-columns: 1fr;
  }

  .nav-menu {
    display: none;
    /* Add JS toggle later */
  }

  .nav-menu.is-active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    padding: var(--spacing-4);
    box-shadow: var(--shadow-lg);
    border-bottom: 1px solid var(--color-border);
  }
}


/* Dynamic Clinic Styles */
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.badge-specialty {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  white-space: nowrap;
  line-height: 1;
}

.card-details {
  margin-top: var(--spacing-3);
  padding-top: var(--spacing-3);
  border-top: 1px solid var(--color-border);
  display: none;
  /* Hidden by default */
}

.card-details.is-open {
  display: block;
  animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-5px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.details-btn {
  width: 100%;
  margin-top: var(--spacing-2);
  font-size: 0.875rem;
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.details-btn:hover {
  color: var(--color-primary);
}

.logo-img {
  height: 74px;
  width: auto;
  display: block;
  mix-blend-mode: multiply;
}