* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'General Sans', sans-serif;
}

body {
    height: 100%;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

/* --- Header + Menu--- */
header {
    position: fixed;
    z-index: 1000;
    top: 5%;
    left: 50%;
    transform: translateX(-50%);

    width: 15%;

    text-align: center;
    font-weight: 400;
    
    border-radius: 35px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.menu-container-uxui {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: nowrap;
}

.menu-item {
    color: var(--color-black);
    text-decoration: none;
    font-size: 18px;
    padding: 10px 20px;
    transition: color 0.3s ease;
}

.menu-item:is(:hover, .active) {
    text-decoration: underline 1.5px;
    text-underline-offset: 4px;
}

/* --- Project Section --- */
.project-section {
    display: flex;
    flex-direction: column;
    margin: 7% 5% 0 5%;
    gap: 30px;
}

.description-title {
    font-size: 2.5rem;
    font-weight: 600;
    margin: 3% 0 10px 0;
    text-align: left;
}

.project-video {
    width: 100%;
    height: 90vh;
    border-radius: 35px;
    object-fit: cover;
    object-position: bottom center;
    display: block;
}

.description-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #333;
    max-width: 800px;
    margin-top: 3%;
    text-align: left;
}

/* --- Footer --- */
.footer {
    width: 90%;
    margin: 3% 5% 0 5%;
    font-size: 0.9rem;
    font-weight: 400;
    color: #999;
    text-align: left;
    border-top: 1px solid #eee;
    padding: 20px 0 32px;
}

/* --- RESPONSIVIDADE --- */

/* 2 rows design */
@media (max-width: 1280px) {
    header {
        width: 30%;
    }

    .two-column {
        flex-direction: column;
        align-items: center;
        gap: 35px;
        margin: 25% auto 0 auto;
        width: 90%;
    }

    .description,
    .description-title,
    .description-text {
        text-align: center;
    }

    .description-text {
        max-width: 85%;
        margin: 0 auto 10%;
    }

    .project-video {
        max-width: 800px;
        height: 450px;
        margin-bottom: 5%;
    }

    .footer {
        text-align: center;
        margin: 0 auto;
    }
}