:root {
  /* Colors */
  --primary-color: #2B6CB0;
  --secondary-color: #63B3ED;
  --background-color: #F0F8FF;
  --footer-bg-color: #1A202C;
  --button-color: #2B6CB0;

  --section-bg-1: #FFFFFF;
  --section-bg-2: #EBF8FF;
  --section-bg-3: #F7FAFC;
  --section-bg-4: #E0F2F7;
  --section-bg-5: #CDEEF7;

  --text-color: #2D3748;
  --heading-color: #1A202C;
  --accent-color: #4A90E2; /* A slightly brighter blue for accents */

  /* Typography */
  --heading-font: 'Poppins', sans-serif;
  --body-font: 'Roboto', sans-serif;
  --base-font-size: 16px;
  --line-height-body: 1.7;
  --line-height-heading: 1.2;

  /* Spacing */
  --spacing-unit: 1rem;
  --section-padding: 6rem 0;

  /* Borders & Shadows */
  --border-radius-sm: 0.5rem;
  --border-radius-md: 1.5rem; /* For cards */
  --border-radius-pill: 9999px; /* For pill buttons */

  --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.08), 0 4px 12px rgba(0, 0, 0, 0.05);
  --shadow-card-hover: 0 15px 40px rgba(0, 0, 0, 0.12), 0 6px 20px rgba(0, 0, 0, 0.08); /* Stronger shadow on hover */
  --inner-shadow-button: inset 0 2px 4px rgba(0, 0, 0, 0.1);

  /* Transitions */
  --transition-speed: 0.3s;
  --transition-ease: ease-in-out;
}

/* Base Styles */
html {
  scroll-behavior: smooth;
  font-size: var(--base-font-size);
}

body {
  font-family: var(--body-font);
  color: var(--text-color);
  background-color: var(--background-color);
  line-height: var(--line-height-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  margin: 0;
  padding: 0;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--heading-font);
  color: var(--heading-color);
  line-height: var(--line-height-heading);
  margin-top: 1.5em;
  margin-bottom: 0.8em;
  font-weight: 700;
}

h1 { font-size: 3.5rem; letter-spacing: -0.03em; }
h2 { font-size: 2.8rem; letter-spacing: -0.02em; }
h3 { font-size: 2.2rem; }
h4 { font-size: 1.8rem; }
h5 { font-size: 1.4rem; }
h6 { font-size: 1.1rem; }

p {
  margin-bottom: 1.5em;
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color var(--transition-speed) var(--transition-ease);
}

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

strong {
  font-weight: 700;
}

/* Utilities (to complement Tailwind) */
.container {
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

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

/* Section Backgrounds */
.section-bg-1 { background-color: var(--section-bg-1); }
.section-bg-2 { background-color: var(--section-bg-2); }
.section-bg-3 { background-color: var(--section-bg-3); }
.section-bg-4 { background-color: var(--section-bg-4); }
.section-bg-5 { background-color: var(--section-bg-5); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8em 2em;
  font-family: var(--heading-font);
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
  white-space: nowrap;
  border: none;
  border-radius: var(--border-radius-pill);
  cursor: pointer;
  transition: all var(--transition-speed) var(--transition-ease);
  box-shadow: var(--shadow-soft), var(--inner-shadow-button);
  background: linear-gradient(145deg, var(--button-color) 0%, var(--secondary-color) 100%);
  color: white;
  text-shadow: 0 1px 2px rgba(0,0,0,0.2);
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover), inset 0 1px 3px rgba(0, 0, 0, 0.15);
  background: linear-gradient(145deg, var(--secondary-color) 0%, var(--primary-color) 100%);
}

.btn-secondary {
  background: linear-gradient(145deg, #A0AEC0 0%, #CBD5E0 100%);
  color: var(--heading-color);
  box-shadow: var(--shadow-soft), inset 0 2px 4px rgba(0, 0, 0, 0.05);
  text-shadow: none;
}

.btn-secondary:hover {
  background: linear-gradient(145deg, #CBD5E0 0%, #A0AEC0 100%);
  color: var(--heading-color);
}

/* Cards */
.card {
  background-color: var(--section-bg-1);
  border-radius: var(--border-radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-soft);
  transition: all var(--transition-speed) var(--transition-ease);
  position: relative; /* For glow effect */
  overflow: hidden; /* For containing the glow */
}

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

/* Card glow effect */
.card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at center, rgba(var(--primary-color), 0.1) 0%, transparent 70%);
  opacity: 0;
  transition: opacity var(--transition-speed) var(--transition-ease);
  z-index: -1;
}

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


/* Header */
.header {
  position: sticky;
  top: 0;
  width: 100%;
  background: linear-gradient(to right, rgba(var(--primary-color), 0.1), rgba(var(--secondary-color), 0.1));
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  z-index: 1000;
  padding: 1rem 0;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.header .nav-link {
  font-family: var(--heading-font);
  font-weight: 500;
  color: var(--heading-color);
  padding: 0.5rem 1rem;
  position: relative;
  transition: color var(--transition-speed) var(--transition-ease);
}

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

.header .nav-link::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: -5px;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: all var(--transition-speed) var(--transition-ease);
  transform: translateX(-50%);
}

.header .nav-link:hover::after {
  width: 80%;
}

/* Footer */
.footer {
  background-color: var(--footer-bg-color);
  color: #E2E8F0;
  padding: 4rem 0 2rem 0;
  font-size: 0.9rem;
  position: relative;
  overflow: hidden;
}

.footer .container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer h3 {
  color: white;
  font-size: 1.2rem;
  margin-bottom: 1.5rem;
  position: relative;
}

.footer h3::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 40px;
  height: 2px;
  background-color: var(--accent-color);
  box-shadow: 0 0 8px var(--accent-color); /* Glowing effect */
}

.footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

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

.footer ul li a {
  color: #CBD5E0;
  transition: color var(--transition-speed) var(--transition-ease);
  display: inline-block;
}

.footer ul li a:hover {
  color: var(--accent-color);
  transform: translateX(5px);
  text-decoration: none;
}

.footer .social-icons a {
  color: #CBD5E0;
  font-size: 1.5rem;
  margin-right: 1.2rem;
  transition: all var(--transition-speed) var(--transition-ease);
}

.footer .social-icons a:hover {
  color: var(--accent-color);
  transform: translateY(-3px) scale(1.1);
  filter: drop-shadow(0 0 5px var(--accent-color)); /* Glowing effect for icons */
}

.footer .copyright {
  text-align: center;
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: #A0AEC0;
}

/* Image Styles */
img {
  max-width: 100%;
  height: auto;
  display: block;
}

.gallery-image {
  transition: all var(--transition-speed) var(--transition-ease);
  filter: saturate(100%);
}

.gallery-image:hover {
  filter: saturate(50%) brightness(0.9);
}

/* Responsive Adjustments */
@media (max-width: 768px) {
  h1 { font-size: 2.8rem; }
  h2 { font-size: 2.2rem; }
  h3 { font-size: 1.8rem; }
  .section-padding {
    padding: 4rem 0;
  }
  .header .nav-link {
    padding: 0.5rem 0.8rem;
  }
  .footer .container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .footer h3::after {
    left: 50%;
    transform: translateX(-50%);
  }
}

@media (max-width: 480px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.6rem; }
  .btn {
    padding: 0.7em 1.5em;
    font-size: 0.9rem;
  }
  .card {
    padding: 1.5rem;
  }
}


/* 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;
    }
}