:root {
    /* Colors */
    --color-primary: #0F4C81;
    --color-secondary: #BDD8FF;
    --color-background: #E0FFFF;
    --color-footer-bg: #052F5F;
    --color-button: #FF6B6B;
    --color-section-bg-1: #F8FBFD;
    --color-section-bg-2: #E9F1F8;
    --color-section-bg-3: #C7DDF2;
    --color-section-bg-4: #A3C0D9;
    --color-text-dark: #333;
    --color-text-light: #f0f0f0;
    --color-glass-light: rgba(255, 255, 255, 0.2);
    --color-glass-dark: rgba(255, 255, 255, 0.1);
    --color-accent-hover: #FF8E8E;

    /* Typography */
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    --font-size-base: 1rem;
    --line-height-base: 1.7;

    /* Spacing */
    --spacing-1: 0.5rem;
    --spacing-2: 1rem;
    --spacing-3: 1.5rem;
    --spacing-4: 2rem;
    --spacing-5: 3rem;
    --spacing-6: 4rem;

    /* Borders & Shadows */
    --border-radius-sm: 0.375rem;
    --border-radius-md: 0.75rem;
    --border-radius-lg: 1.5rem;
    --shadow-glass: 0 4px 30px rgba(0, 0, 0, 0.1);
    --shadow-button-glow: 0 0 15px rgba(255, 107, 107, 0.6);
    --shadow-inset: inset 0 2px 4px rgba(0,0,0,0.06);

    /* Transitions */
    --transition-duration: 0.3s;
    --transition-timing-function: ease-in-out;
}

/* Base Styles */
html {
    scroll-behavior: smooth;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-primary);
    margin-top: var(--spacing-4);
    margin-bottom: var(--spacing-2);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 { font-size: 3.5rem; font-weight: 700; }
h2 { font-size: 2.5rem; font-weight: 600; }
h3 { font-size: 2rem; font-weight: 600; }
h4 { font-size: 1.5rem; font-weight: 500; }
h5 { font-size: 1.25rem; font-weight: 500; }
h6 { font-size: 1rem; font-weight: 500; }

p {
    margin-bottom: var(--spacing-2);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-duration) var(--transition-timing-function);
}

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

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

/* Utility Classes for Spacing */
.py-section {
    padding-top: var(--spacing-6);
    padding-bottom: var(--spacing-6);
}

.mb-section {
    margin-bottom: var(--spacing-6);
}

/* Glassmorphism Effect Base */
.glassmorphism {
    background: var(--color-glass-light);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--color-glass-dark);
    box-shadow: var(--shadow-glass);
    border-radius: var(--border-radius-md);
}

/* Header Style */
.header {
    position: sticky;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: var(--spacing-2) var(--spacing-4);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--color-glass-light); /* Semi-transparent glassmorphism */
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-glass-dark);
    box-shadow: var(--shadow-glass);
}

.header-logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.nav-links a {
    color: var(--color-primary);
    margin-left: var(--spacing-4);
    position: relative;
    padding-bottom: 0.25rem;
    transition: color var(--transition-duration) var(--transition-timing-function);
}

.nav-links a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-button);
    transition: width var(--transition-duration) var(--transition-timing-function);
}

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

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

/* Buttons Style */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: var(--border-radius-lg); /* Rounded rectangular */
    font-family: var(--font-heading);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    border: none;
    outline: none;
    transition: all var(--transition-duration) var(--transition-timing-function);
    position: relative;
    overflow: hidden;
    color: var(--color-text-light); /* Default text color for buttons */
}

.btn-primary {
    background: var(--color-button); /* Base color */
    box-shadow: var(--shadow-button-glow);
}

.btn-primary:hover {
    background: var(--color-accent-hover); /* Brighter on hover */
    box-shadow: 0 0 25px rgba(255, 107, 107, 0.8); /* Stronger glow */
    transform: translateY(-2px);
}

.btn-glass {
    background: var(--color-glass-light);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid var(--color-glass-dark);
    box-shadow: var(--shadow-glass);
    color: var(--color-primary);
}

.btn-glass:hover {
    background: var(--color-glass-dark);
    border-color: var(--color-primary);
    color: var(--color-button);
}

.btn-icon {
    margin-right: var(--spacing-1);
    display: inline-block; /* Ensure icon is aligned correctly */
}

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

/* Hero Section */
.hero-section {
    position: relative;
    height: 80vh; /* Adjust as needed */
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--color-text-light);
    overflow: hidden; /* For parallax effect */
}

.hero-content {
    z-index: 10;
    max-width: 800px;
    padding: var(--spacing-4);
    background: rgba(0, 0, 0, 0.3); /* Dark overlay for text readability */
    border-radius: var(--border-radius-md);
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: var(--hero-image); /* Set via JS or inline style */
    background-attachment: fixed; /* Parallax effect */
    background-size: cover;
    background-position: center;
    z-index: 1;
    transform: translateZ(-1px) scale(1.1); /* Slight zoom for parallax */
}

/* Cards (Example for content blocks) */
.card {
    background: var(--color-glass-light);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--color-glass-dark);
    box-shadow: var(--shadow-glass);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-4);
    margin: var(--spacing-2);
    transition: transform var(--transition-duration) var(--transition-timing-function);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.15);
}

/* Form Elements (Minimalist frosted glass) */
input[type="text"],
input[type="email"],
input[type="password"],
textarea,
select {
    width: 100%;
    padding: var(--spacing-2);
    margin-bottom: var(--spacing-2);
    border: 1px solid var(--color-glass-dark);
    background: var(--color-glass-light);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    border-radius: var(--border-radius-sm);
    color: var(--color-text-dark);
    font-family: var(--font-body);
    transition: all var(--transition-duration) var(--transition-timing-function);
    box-sizing: border-box; /* Include padding in width */
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: var(--shadow-inset), 0 0 0 3px rgba(15, 76, 129, 0.2);
    background: rgba(255, 255, 255, 0.3);
}

/* Footer Style */
.footer {
    background-color: var(--color-footer-bg);
    color: var(--color-text-light);
    padding: var(--spacing-5) var(--spacing-4);
    font-size: 0.9rem;
}

.footer-columns {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: var(--spacing-4);
    max-width: 1200px;
    margin: 0 auto;
}

.footer-column {
    flex: 1;
    min-width: 200px;
    margin-bottom: var(--spacing-3);
}

.footer-column h4 {
    color: var(--color-secondary);
    margin-bottom: var(--spacing-2);
    font-size: 1.1rem;
    font-weight: 600;
}

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

.footer-column ul li {
    margin-bottom: var(--spacing-1);
}

.footer-column ul li a {
    color: var(--color-text-light);
    transition: color var(--transition-duration) var(--transition-timing-function);
}

.footer-column ul li a:hover {
    color: var(--color-button);
}

.social-icons {
    display: flex;
    gap: var(--spacing-2);
    margin-top: var(--spacing-2);
}

.social-icons a {
    color: var(--color-text-light);
    font-size: 1.5rem;
    transition: transform var(--transition-duration) var(--transition-timing-function), color var(--transition-duration) var(--transition-timing-function);
}

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

.copyright {
    text-align: center;
    margin-top: var(--spacing-4);
    padding-top: var(--spacing-3);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
}

.copyright::before, .copyright::after {
    content: '❄'; /* Snowflake icon */
    position: absolute;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.3);
    pointer-events: none;
}

.copyright::before {
    left: 10%;
    top: 50%;
    transform: translateY(-50%);
}

.copyright::after {
    right: 10%;
    top: 50%;
    transform: translateY(-50%);
}


/* Media Queries for Responsiveness */
@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 1.8rem; }
    h3 { font-size: 1.4rem; }

    .header {
        flex-direction: column;
        align-items: flex-start;
        padding: var(--spacing-2);
    }

    .nav-links {
        margin-top: var(--spacing-2);
        width: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .nav-links a {
        margin: var(--spacing-1) 0;
    }

    .hero-section {
        height: 60vh;
    }

    .footer-columns {
        flex-direction: column;
    }

    .footer-column {
        min-width: unset;
        width: 100%;
    }
}

@media (max-width: 480px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }

    .py-section {
        padding-top: var(--spacing-4);
        padding-bottom: var(--spacing-4);
    }

    .btn {
        padding: var(--spacing-1) var(--spacing-2);
        font-size: 0.9rem;
    }
}

/* Animations (Placeholder for AOS or custom keyframes) */
/* Example: Fade in on scroll */
[data-aos] {
    opacity: 0;
    transition-property: opacity, transform;
    transition-duration: 1s;
    transition-timing-function: ease-out;
}

[data-aos="fade-up"] {
    transform: translateY(20px);
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

/* Glightbox customizations (if needed, usually handled by JS options) */
/* Example: For a custom close button color */
.glightbox-clean .glightbox-close {
    color: var(--color-button);
}

/* Alpine.js specific styles (e.g., for dropdowns, sliders) */
/* Example: Minimalist frosted glass dropdown */
.dropdown-menu {
    background: var(--color-glass-light);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--color-glass-dark);
    box-shadow: var(--shadow-glass);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-2);
}

.dropdown-menu a {
    display: block;
    padding: var(--spacing-1) var(--spacing-2);
    color: var(--color-text-dark);
    transition: background-color var(--transition-duration) var(--transition-timing-function);
}

.dropdown-menu a:hover {
    background-color: var(--color-secondary);
    border-radius: var(--border-radius-sm);
}

/* Slider elements (e.g., range inputs) */
input[type="range"] {
    -webkit-appearance: none;
    width: 100%;
    height: 8px;
    background: var(--color-glass-light);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    border-radius: 5px;
    outline: none;
    margin: var(--spacing-2) 0;
    transition: background var(--transition-duration) var(--transition-timing-function);
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--color-button);
    cursor: pointer;
    border: 3px solid var(--color-primary);
    box-shadow: 0 0 5px rgba(0,0,0,0.2);
    transition: background var(--transition-duration) var(--transition-timing-function), transform var(--transition-duration) var(--transition-timing-function);
}

input[type="range"]::-webkit-slider-thumb:hover {
    background: var(--color-accent-hover);
    transform: scale(1.1);
}

input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--color-button);
    cursor: pointer;
    border: 3px solid var(--color-primary);
    box-shadow: 0 0 5px rgba(0,0,0,0.2);
    transition: background var(--transition-duration) var(--transition-timing-function), transform var(--transition-duration) var(--transition-timing-function);
}

input[type="range"]::-moz-range-thumb:hover {
    background: var(--color-accent-hover);
    transform: scale(1.1);
}

/* Minimalist line icons (assuming an icon font or SVG sprite is used) */
.icon {
    display: inline-block;
    width: 1em; /* Adjust as needed for icon size */
    height: 1em;
    stroke-width: 2; /* For line icons */
    stroke: currentColor;
    fill: none;
    vertical-align: middle;
}


/* 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;
    }
}