:root {
    /* Colors */
    --color-primary: #2B4C4B;
    --color-secondary: #8FA887;
    --color-background: #F8F8F8;
    --color-footer-bg: #1E3A39;
    --color-button: #4A6E6B;
    --color-text-light: #F8F8F8; /* For dark backgrounds */
    --color-text-dark: #333333; /* For light backgrounds */
    --color-accent-hover: #679B9B; /* A slightly lighter, more vibrant primary for hover */
    --color-section-bg-1: #F8F8F8;
    --color-section-bg-2: #E8F0E7;
    --color-section-bg-3: #F1F6F0;

    /* Fonts */
    --font-family-heading: 'Montserrat', sans-serif;
    --font-family-body: 'Open Sans', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;

    /* Border Radius */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;

    /* Shadows */
    --shadow-subtle: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-button: 0 6px 15px rgba(0, 0, 0, 0.15);
    --shadow-button-hover: 0 8px 20px rgba(0, 0, 0, 0.2);

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

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

body {
    font-family: var(--font-family-body);
    line-height: 1.7; /* Increased for better readability */
    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-family-heading);
    color: var(--color-primary);
    line-height: 1.2;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em; /* Slightly tighter for headings */
}

h1 {
    font-size: 3.2rem;
    font-weight: 700;
}

h2 {
    font-size: 2.5rem;
    font-weight: 600;
}

h3 {
    font-size: 1.9rem;
    font-weight: 600;
}

p {
    margin-bottom: var(--spacing-md);
    font-size: 1.1rem;
}

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

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

ul, ol {
    list-style-position: inside;
    margin-bottom: var(--spacing-md);
    padding-left: 0; /* Tailwind might set this, ensure consistency */
}

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

/* Layout & Spacing */
.container {
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
}

section {
    padding-top: var(--spacing-xxl);
    padding-bottom: var(--spacing-xxl);
}

/* 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);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-family: var(--font-family-heading);
    font-size: 1.1rem;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: var(--border-radius-md); /* Zaokrąglone rogi */
    cursor: pointer;
    transition: all var(--transition-duration) var(--transition-timing-function);
    box-shadow: var(--shadow-button); /* Delikatny cień */
    position: relative;
    overflow: hidden;
    transform: translateZ(0); /* For smooth GPU acceleration */
}

.btn-primary {
    background-color: var(--color-button);
    color: var(--color-text-light);
}

.btn-primary:hover {
    background-color: var(--color-accent-hover);
    box-shadow: var(--shadow-button-hover); /* Większy cień na hover */
    transform: translateY(-2px); /* Lekkie uniesienie */
}

/* Cards */
.card {
    background-color: white;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-subtle); /* Delikatne cienie */
    padding: var(--spacing-lg);
    transition: transform var(--transition-duration) var(--transition-timing-function), box-shadow var(--transition-duration) var(--transition-timing-function);
}

.card:hover {
    transform: translateY(-5px); /* Lekkie uniesienie */
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12); /* Zwiększony cień na hover */
}

/* Header */
.header {
    background-color: var(--color-background);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04); /* Subtelny cień */
}

.header-nav ul {
    display: flex;
    justify-content: center;
    list-style: none;
    margin: 0;
    padding: 0;
}

.header-nav li {
    margin: 0 var(--spacing-md);
}

.header-nav a {
    font-family: var(--font-family-heading);
    font-weight: 500;
    color: var(--color-primary);
    position: relative;
    padding-bottom: 5px; /* Space for underline */
}

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

.header-nav a:hover::after,
.header-nav a.active::after {
    width: 100%; /* Subtelnie podświetlony aktywny link */
}

/* Footer */
.footer {
    background-color: var(--color-footer-bg);
    color: var(--color-text-light);
    padding: var(--spacing-xxl) 0;
    font-size: 0.95rem;
}

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

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

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

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

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

/* Image Styling */
img {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: var(--border-radius-sm); /* Delikatne zaokrąglenie dla spójności */
}

/* Micro-interactions and subtle effects */
.hover-lift:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-subtle);
    transition: transform var(--transition-duration) var(--transition-timing-function), box-shadow var(--transition-duration) var(--transition-timing-function);
}

/* Forms */
input[type="text"],
input[type="email"],
input[type="password"],
textarea {
    width: 100%;
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--border-radius-sm);
    font-family: var(--font-family-body);
    font-size: 1rem;
    color: var(--color-text-dark);
    transition: border-color var(--transition-duration) var(--transition-timing-function), box-shadow var(--transition-duration) var(--transition-timing-function);
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
textarea:focus {
    outline: none;
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 3px rgba(143, 168, 135, 0.2); /* Subtle focus ring */
}

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

    h2 {
        font-size: 2rem;
    }

    h3 {
        font-size: 1.6rem;
    }

    p {
        font-size: 1rem;
    }

    section {
        padding-top: var(--spacing-xl);
        padding-bottom: var(--spacing-xl);
    }

    .header-nav ul {
        flex-direction: column;
        align-items: center;
    }

    .header-nav li {
        margin: var(--spacing-xs) 0;
    }

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

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

    h2 {
        font-size: 1.7rem;
    }

    h3 {
        font-size: 1.4rem;
    }

    .btn {
        width: 100%;
        padding: var(--spacing-md) 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;
    }
}