/* --- Global Reset & Variables --- */
:root {
    --color-primary: #31a668;
    --color-primary-dark: #298a57;
    --color-text: #213a2e;
    --color-text-light: #555;
    --color-bg: #ffffff;
    --color-bg-alt: #f8f9fa;
    --color-border: #e0e0e0;
    --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
}

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

html, body {
    height: 100%;
}

body {
    font-family: var(--font-sans);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.6;
    display: flex;
    flex-direction: column;
}

img, picture, video, canvas, svg {
    display: block;
    max-width: 100%;
}

main {
    flex: 1 0 auto;
}

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

/* --- General Components --- */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* --- Header --- */
.header {
    position: sticky;
    top: 0;
    width: 100%;
    background: var(--color-bg);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    z-index: 100;
}
.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
}
.logo img {
    height: 28px;
    width: auto;
}
.nav-list {
    display: flex;
    gap: 1.5rem;
    list-style: none;
}
.nav-list a {
    text-decoration: none;
    color: #374151;
    font-weight: 500;
    transition: color 0.2s;
}
.nav-list a:hover {
    color: var(--color-primary);
}

/* --- Hero Section --- */
.hero {
    padding: 6rem 1rem;
    background-color: var(--color-bg);
    text-align: center;
}
.hero .container {
    max-width: 800px;
}
.hero h1 {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--color-text);
}
.hero p {
    font-size: 1.25rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

/* --- Product Pitch Section --- */
.product-pitch {
    padding: 4rem 1rem;
    background-color: var(--color-bg-alt);
}
.product-pitch-container {
    max-width: 1024px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}
.product-pitch .content h2 {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
}
.product-pitch .content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
}
.product-pitch .content p {
    font-size: 1.125rem;
    color: var(--color-text-light);
    margin-bottom: 2rem;
}
.cta-button {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background-color: var(--color-primary);
    color: #fff;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: background-color 0.3s;
}
.cta-button:hover {
    background-color: var(--color-primary-dark);
}
.image-container {
    display: flex;
    justify-content: center;
    align-items: center;
}
.image-container img {
    max-width: 250px;
}

/* --- Footer --- */
.footer {
    background-color: var(--color-bg-alt);
    padding: 2rem 0;
    text-align: center;
    border-top: 1px solid var(--color-border);
}
.footer .container {
    display: flex;
    flex-direction: column;
    align-items: center;
}
.footer-logo {
    margin-bottom: 1.5rem;
}
.footer-logo img {
    height: 32px;
}
.footer-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-bottom: 1rem;
}
.footer-links a {
    color: var(--color-text-light);
    transition: color 0.2s ease;
}
.footer-links a:hover {
    color: var(--color-text);
}
.copyright {
    font-size: 0.875rem;
    color: #666;
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .nav-list {
        display: none; /* Prosta obsługa menu, można rozbudować o hamburger */
    }
    .hero h1 {
        font-size: 2.5rem;
    }
    .hero p {
        font-size: 1.125rem;
    }
    .product-pitch-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .image-container {
        order: -1;
        margin-bottom: 2rem;
    }
}