/* Reset i podstawy */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    color: #1a1a1a;
    background-color: #ffffff;
}

.container {
    width: 90%;
    max-width: 1100px;
    margin: 0 auto;
}

/* Nawigacja */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: #ffffff;
    border-bottom: 1px solid #eaeaea;
    z-index: 1000;
    padding: 18px 0;
}

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

.logo {
    font-size: 1.4rem;
    font-weight: 700;
    color: #111;
    text-decoration: none;
}

nav a {
    margin-left: 28px;
    text-decoration: none;
    color: #333;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.2s;
}

nav a:hover {
    color: #000;
}

/* Sekcja Hero */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background-color: #f8f9fa;
    padding-top: 80px;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    color: #111;
}

.hero p {
    font-size: 1.25rem;
    color: #555;
    margin-bottom: 35px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Przyciski */
.btn {
    display: inline-block;
    padding: 14px 32px;
    background-color: #111;
    color: #fff;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 500;
    transition: background-color 0.2s;
}

.btn:hover {
    background-color: #333;
}

/* Zwykłe sekcje */
.section {
    padding: 100px 0;
}

.section-alt {
    background-color: #f8f9fa;
}

.section h2 {
    font-size: 2.2rem;
    margin-bottom: 30px;
    color: #111;
}

.section p {
    font-size: 1.1rem;
    color: #444;
    max-width: 700px;
    margin-bottom: 18px;
}

/* Karty oferty */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.card {
    background: #ffffff;
    padding: 35px 30px;
    border-radius: 10px;
    border: 1px solid #eaeaea;
}

.card h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
    color: #111;
}

.card p {
    font-size: 1rem;
    color: #555;
    margin: 0;
}

/* Kontakt */
.contact-info {
    margin: 30px 0 40px;
}

.contact-info p {
    font-size: 1.15rem;
    margin-bottom: 10px;
}

/* Stopka */
.footer {
    background-color: #111;
    color: #aaa;
    text-align: center;
    padding: 30px 0;
    font-size: 0.9rem;
}

/* Responsywność */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.2rem;
    }

    nav a {
        margin-left: 16px;
        font-size: 0.9rem;
    }

    .section {
        padding: 70px 0;
    }
}