:root {
  --color-primary: #0F4C81;
  --color-secondary: #3498DB;
  --color-accent: #2ECC71; /* A fresh green for success/highlight */
  --color-text-dark: #2C3E50;
  --color-text-light: #F8F9FA;
  --color-background: #F8F9FA;
  --color-footer-bg: #0D3F6B;
  --color-border: rgba(15, 76, 129, 0.1);
  --color-input-border-focus: #3498DB;

  --section-bg-1: #FFFFFF;
  --section-bg-2: #E8F0F3;
  --section-bg-3: #F2F7F9;

  --font-family-primary: 'Roboto', 'Segoe UI', Arial, sans-serif;
  --font-size-base: 16px;
  --line-height-base: 1.6;

  --spacing-unit: 8px;
  --spacing-xs: calc(var(--spacing-unit) * 1); /* 8px */
  --spacing-sm: calc(var(--spacing-unit) * 2); /* 16px */
  --spacing-md: calc(var(--spacing-unit) * 3); /* 24px */
  --spacing-lg: calc(var(--spacing-unit) * 4); /* 32px */
  --spacing-xl: calc(var(--spacing-unit) * 6); /* 48px */
  --spacing-2xl: calc(var(--spacing-unit) * 8); /* 64px */

  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 12px;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1), 0 2px 4px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.15), 0 4px 6px rgba(0, 0, 0, 0.08);

  --transition-speed: 0.3s;
  --transition-easing: cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family-primary);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--color-text-dark);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-primary);
  color: var(--color-primary);
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
}

h1 {
  font-size: 2.8em;
  font-weight: 700;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 2.2em;
  font-weight: 600;
}

h3 {
  font-size: 1.8em;
  font-weight: 500;
}

h4 {
  font-size: 1.4em;
  font-weight: 500;
}

h5 {
  font-size: 1.2em;
  font-weight: 500;
}

h6 {
  font-size: 1em;
  font-weight: 500;
}

p {
  margin-bottom: var(--spacing-sm);
}

a {
  color: var(--color-secondary);
  text-decoration: none;
  transition: color var(--transition-speed) var(--transition-easing);
}

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

ul, ol {
  margin-left: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
}

li {
  margin-bottom: var(--spacing-xs);
}

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

/* Layout & Sections */
.container {
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-md);
  padding-right: var(--spacing-md);
}

.section {
  padding: var(--spacing-2xl) 0;
}

.section-bg-1 {
  background-color: var(--section-bg-1);
  color: var(--color-text-dark) !important;
}
.section-bg-1 h1, .section-bg-1 h2, .section-bg-1 h3, .section-bg-1 h4, .section-bg-1 h5, .section-bg-1 h6, .section-bg-1 p, .section-bg-1 span, .section-bg-1 div {
  color: var(--color-text-dark) !important;
}

.section-bg-2 {
  background-color: var(--section-bg-2);
  color: var(--color-text-dark) !important;
}
.section-bg-2 h1, .section-bg-2 h2, .section-bg-2 h3, .section-bg-2 h4, .section-bg-2 h5, .section-bg-2 h6, .section-bg-2 p, .section-bg-2 span, .section-bg-2 div {
  color: var(--color-text-dark) !important;
}

.section-bg-3 {
  background-color: var(--section-bg-3);
  color: var(--color-text-dark) !important;
}
.section-bg-3 h1, .section-bg-3 h2, .section-bg-3 h3, .section-bg-3 h4, .section-bg-3 h5, .section-bg-3 h6, .section-bg-3 p, .section-bg-3 span, .section-bg-3 div {
  color: var(--color-text-dark) !important;
}

/* Header */
.header {
  background-color: var(--color-background);
  padding: var(--spacing-sm) 0;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: background-color var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
}

.header.scrolled {
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(5px);
}

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

.logo {
  font-size: 1.8em;
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.nav-menu {
  display: flex;
  list-style: none;
}

.nav-item {
  margin-left: var(--spacing-lg);
}

.nav-link {
  color: var(--color-text-dark);
  font-weight: 500;
  padding: var(--spacing-xs) 0;
  position: relative;
  transition: color var(--transition-speed) var(--transition-easing);
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 2px;
  background-color: var(--color-secondary);
  transition: width var(--transition-speed) var(--transition-easing);
}

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

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

/* Mobile Navigation Toggle */
.nav-toggle {
  display: none;
  font-size: 1.8em;
  cursor: pointer;
  color: var(--color-primary);
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .nav-menu {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--color-background);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-md) 0;
    border-top: 1px solid var(--color-border);
  }

  .nav-menu.active {
    display: flex;
  }

  .nav-item {
    margin: var(--spacing-xs) var(--spacing-md);
    text-align: center;
  }

  .nav-link {
    display: block;
    padding: var(--spacing-sm) 0;
    font-size: 1.1em;
  }

  .nav-link::after {
    left: 50%;
    transform: translateX(-50%);
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--border-radius-md);
  font-size: 1em;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition-speed) var(--transition-easing);
  text-decoration: none;
  line-height: 1; /* Ensure text is centered vertically */
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-text-light);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background-color: #0B3C6A; /* Slightly darker primary */
  border-color: #0B3C6A;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: var(--color-secondary);
  color: var(--color-text-light);
  border-color: var(--color-secondary);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background-color: #2980B9; /* Slightly darker secondary */
  border-color: #2980B9;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

.btn-outline:hover {
  background-color: var(--color-primary);
  color: var(--color-text-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

/* Cards */
.card {
  background-color: var(--color-background);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--spacing-lg);
  transition: transform var(--transition-speed) var(--transition-easing), box-shadow var(--transition-speed) var(--transition-easing);
  border: 1px solid var(--color-border);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.card-title {
  color: var(--color-primary);
  font-size: 1.5em;
  margin-bottom: var(--spacing-sm);
}

.card-text {
  color: var(--color-text-dark);
}

/* Form Elements */
.form-group {
  margin-bottom: var(--spacing-md);
}

label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
  color: var(--color-primary);
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
textarea,
select {
  width: 100%;
  padding: var(--spacing-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  font-family: var(--font-family-primary);
  font-size: 1em;
  color: var(--color-text-dark);
  background-color: #FFFFFF;
  transition: border-color var(--transition-speed) var(--transition-easing), box-shadow var(--transition-speed) var(--transition-easing);
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
input[type="number"]:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--color-input-border-focus);
  box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2); /* Secondary color with transparency */
}

textarea {
  resize: vertical;
  min-height: 100px;
}

/* Footer */
.footer {
  background-color: var(--color-footer-bg);
  color: var(--color-text-light);
  padding: var(--spacing-xl) 0;
  text-align: center;
}

.footer h3 {
  color: var(--color-text-light);
  margin-bottom: var(--spacing-md);
}

.footer p, .footer a {
  color: var(--color-text-light);
  opacity: 0.8;
}

.footer a:hover {
  opacity: 1;
  text-decoration: underline;
}

.footer-nav {
  list-style: none;
  padding: 0;
  margin-top: var(--spacing-md);
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
}

.footer-nav-item {
  margin: 0 var(--spacing-sm);
}

.footer-bottom {
  margin-top: var(--spacing-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-md);
  font-size: 0.9em;
  opacity: 0.7;
}

/* Utility Classes (to complement Tailwind) */
.text-primary {
  color: var(--color-primary);
}

.text-secondary {
  color: var(--color-secondary);
}

.text-accent {
  color: var(--color-accent);
}

.text-dark {
  color: var(--color-text-dark);
}

.text-light {
  color: var(--color-text-light);
}

.shadow-custom-sm {
  box-shadow: var(--shadow-sm);
}

.shadow-custom-md {
  box-shadow: var(--shadow-md);
}

.shadow-custom-lg {
  box-shadow: var(--shadow-lg);
}

.rounded-md {
  border-radius: var(--border-radius-md);
}

.rounded-lg {
  border-radius: var(--border-radius-lg);
}

/* Alpine.js specific styles */
[x-cloak] {
  display: none !important;
}

.fade-enter-active, .fade-leave-active {
  transition: opacity var(--transition-speed) var(--transition-easing);
}
.fade-enter, .fade-leave-to {
  opacity: 0;
}

.slide-up-enter-active, .slide-up-leave-active {
  transition: all var(--transition-speed) var(--transition-easing);
}
.slide-up-enter, .slide-up-leave-to {
  opacity: 0;
  transform: translateY(10px);
}

/* Icons styling (assuming font icons or SVGs) */
.icon {
  display: inline-block;
  vertical-align: middle;
  width: 1.2em; /* Adjust as needed for icon size */
  height: 1.2em;
  fill: currentColor; /* For SVG icons */
}

.icon-primary {
  color: var(--color-primary);
}

.icon-secondary {
  color: var(--color-secondary);
}

/* Example for a service icon block */
.service-item {
  text-align: center;
  padding: var(--spacing-lg);
}

.service-icon {
  font-size: 3em; /* For font icons */
  color: var(--color-secondary);
  margin-bottom: var(--spacing-sm);
  display: block; /* Ensures margin works */
}

.service-title {
  font-size: 1.3em;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--spacing-xs);
}

/* Additional elements based on common medical site needs */
.alert {
  padding: var(--spacing-md);
  border-radius: var(--border-radius-md);
  margin-bottom: var(--spacing-md);
  font-weight: 500;
}

.alert-info {
  background-color: #EBF5FB; /* Light blue */
  color: #21618C; /* Darker blue */
  border: 1px solid #A9CCE3;
}

.alert-success {
  background-color: #D4EDDA; /* Light green */
  color: #155724; /* Darker green */
  border: 1px solid #C3E6CB;
}

.alert-warning {
  background-color: #FFF3CD; /* Light yellow */
  color: #856404; /* Darker yellow */
  border: 1px solid #FFEBA3;
}

.alert-danger {
  background-color: #F8D7DA; /* Light red */
  color: #721C24; /* Darker red */
  border: 1px solid #F5C6CB;
}

/* Image overlays for subtle effects */
.image-overlay {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
}

.image-overlay img {
  display: block;
  width: 100%;
  height: auto;
  transition: transform 0.5s var(--transition-easing);
}

.image-overlay::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(15, 76, 129, 0.1), rgba(15, 76, 129, 0.3)); /* Subtle blue gradient */
  opacity: 0;
  transition: opacity 0.5s var(--transition-easing);
  pointer-events: none;
}

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

.image-overlay:hover::before {
  opacity: 1;
}

/* Responsive adjustments for typography */
@media (max-width: 1024px) {
  h1 {
    font-size: 2.4em;
  }
  h2 {
    font-size: 1.8em;
  }
  h3 {
    font-size: 1.5em;
  }
}

@media (max-width: 768px) {
  h1 {
    font-size: 2em;
  }
  h2 {
    font-size: 1.6em;
  }
  h3 {
    font-size: 1.3em;
  }
  .section {
    padding: var(--spacing-xl) 0;
  }
  .container {
    padding-left: var(--spacing-sm);
    padding-right: var(--spacing-sm);
  }
}


/* Cookie Banner Additional Styles for Tailwind */
.cookie-banner-hover-effect:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

@media (prefers-reduced-motion: reduce) {
    .cookie-banner-hover-effect:hover {
        transform: none;
    }
}