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

@font-face {
    font-family: 'Aribau Grotesk';
    src: url('fonts/AribauGrotesk-Regular.otf') format('opentype');
    font-weight: normal;
    font-style: normal;
}

@font-face {
    font-family: 'Aribau Grotesk';
    src: url('fonts/AribauGrotesk-Black.otf') format('opentype');
    font-weight: 900;
    font-style: normal;
}

body {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    min-height: 100vh;
    margin: 0;
    background-color: #000;
    color: #FFF;
    font-family: 'Aribau Grotesk', sans-serif;
    text-align: center;
}

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.logo {
    width: clamp(100px, 20vw, 200px);
    height: auto;
    margin-bottom: 1vh;
}

h1 {
    font-size: clamp(1.75rem, 5vw, 3rem);
    font-weight: 900;
    margin: 1vh 0;
}

h3 {
    font-size: clamp(1rem, 2.5vw, 2rem);
    font-weight: normal;
    margin: 1vh 0 3vh 0;
    color: #CCC;
}

.contact-link {
    font-size: clamp(1rem, 2vw, 1.5rem);
    font-weight: 700;
    color: #FFF;
    text-decoration: none;
    position: relative;
    padding: 0.5vh 0;
    transition: color 0.3s ease;
}

.contact-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 0.1vh;
    background-color: #FFF;
    left: 50%;
    bottom: -4px;
    transition: width 0.3s ease, left 0.3s ease;
}

.contact-link:hover {
    color: #CCC;
}

.contact-link:hover::after {
    width: 50%;
    left: 25%;
}

.contact-link:focus {
    outline: none;
    color: #CCC;
}

.contact-link:focus::after {
    width: 50%;
    left: 25%;
}

footer {
    width: 100%;
    background-color: #111;
    padding: 1vh 0;
}

footer h5 {
    font-size: clamp(0.875rem, 1.5vw, 1.25rem);
    color: #AAA;
    margin: 0;
}

@media (min-width: 1201px) {
    .logo {
        width: clamp(150px, 15vw, 200px);
        margin-bottom: 2vh;
    }

    h1 {
        font-size: clamp(2rem, 4vw, 3rem);
    }

    h3 {
        font-size: clamp(1.2rem, 2vw, 1.8rem);
    }

    .contact-link {
        font-size: clamp(1.2rem, 1.8vw, 1.5rem);
    }

    footer h5 {
        font-size: clamp(1rem, 1.2vw, 1.25rem);
    }
}

@media (max-width: 1200px) {
    .logo {
        width: clamp(120px, 18vw, 180px);
        margin-bottom: 1.5vh;
    }

    h1 {
        font-size: clamp(1.8rem, 4.5vw, 2.5rem);
    }

    h3 {
        font-size: clamp(1.1rem, 2.2vw, 1.5rem);
    }

    .contact-link {
        font-size: clamp(1.1rem, 1.9vw, 1.4rem);
    }

    footer h5 {
        font-size: clamp(0.95rem, 1.1vw, 1.1rem);
    }
}

@media (max-width: 768px) {
    .logo {
        width: clamp(100px, 20vw, 160px);
        margin-bottom: 1vh;
    }

    h1 {
        font-size: clamp(1.75rem, 5vw, 2.2rem);
    }

    h3 {
        font-size: clamp(1rem, 2.5vw, 1.3rem);
    }

    .contact-link {
        font-size: clamp(1rem, 2.5vw, 1.3rem);
    }

    footer h5 {
        font-size: clamp(0.85rem, 1.2vw, 1rem);
    }
}

@media (max-width: 480px) {
    .logo {
        width: clamp(80px, 30vw, 120px);
        margin-bottom: 0.5vh;
    }

    h1 {
        font-size: clamp(1.5rem, 6vw, 1.8rem);
    }

    h3 {
        font-size: clamp(0.9rem, 3vw, 1rem);
    }

    .contact-link {
        font-size: clamp(0.9rem, 3.5vw, 1rem);
    }

    footer h5 {
        font-size: clamp(0.75rem, 1.5vw, 0.9rem);
    }
}