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

body{
    font-family:system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif ;
    background-color: black;
    color: #e7e7e7;
    min-height: 100vh;
    line-height: 1.5;

}

/* GRADIENT AND LAYER BLUR EFFECT*/
.image-gradient{
    position: absolute;
    top: 0;
    right: 0;
    opacity: 0.5;
    z-index: -1;
}

.layer-blur{
    width: 30rem;
    height: 0;
    position: absolute;
    top: 20%;
    right: 0;
    box-shadow: 0 0 700px 15px white;
    rotate: -30deg;
    z-index: -1;
}

.container{
    width: 100%;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    overflow: hidden;
}

header{
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5rem ;
}

header h1{
    margin: 0;
    font-size: 3rem;
    font-weight: 300;

}

nav {
    display: flex ;
    align-items: center;
    gap: 3rem;
    margin-left: -5%;
}

nav a{
    font-size: 1rem;
    letter-spacing: 0.1rem;
    transition: color 0.2s ease;
    text-decoration: none;
    color: inherit;
}

nav a:hover{
    color: #a7a7a7;

}

.btn-signing {
    background-color: #a7a7a7;
    color: black;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    border: none;
    font-size: 1rem;
    font-weight: 500;
    transition: background-color 0.2s ease;
    cursor: pointer;
}

.btn-signing:hover{
    background-color: white;
}

/* MAIN CONTENT*/
main{
    display: flex;
   flex-direction: column;
   justify-content: center;
   min-height: calc(90vh - 6rem);
}

.content{
    max-width: 40rem;
    margin-left: 10%;
    z-index: 999;
}

.tag-box{
    position: relative;
    width: 18rem;
    height: 2.5rem;
    border-radius: 50px;
    background: linear-gradient(to right, #F2E205, #F2B705,#847B03,#F2B705,#F2E205);
    background-size: 200%;
    animation: animateGradient 2.5s linear infinite;
    box-shadow: 0 0 10px rgb(255, 255, 255, 0.3);
}

@keyframes animateGradient {
   to {
    background-position: 200%;
   }
}   

.tag-box .tag{
    position: absolute;
    inset: 3px 3px 3px 3px;
    background-color: black;
    border-radius: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 0.5s ease;
    cursor: pointer;
}

.tag-box .tag:hover{
    color: #F4C901;
}

.content h1{
    font-size: 4rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    margin: 2rem 0;
    line-height: 1.2;
    text-shadow: 0 0 10px rgba(128, 128, 128, 0.418);
}

.description{
    font-size: 1.2rem;
    letter-spacing: 0.05em;
    max-width: 35rem;
    color: gray
}

.buttons{
    display: flex;
    gap: 1rem;
    margin-top: 3rem;
}

.btn-get-started{
    text-decoration: none;
    color: #F4C901;
    border: 1px solid #2a2a2a;
    padding: 0.7rem 1.2rem;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.btn-get-started:hover{
    background-color: #1a1a1a;
}

.btn-signing-main {
    text-decoration: none;
    background-color: lightgray;
    color: black;
    padding: 0.6rem 2.5rem;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    transition: background-color 0.2s ease;
}

.btn-signing-main:hover{
    background-color: gray;
}


.painels-3d{
    position: absolute;
    top: 10%;
    right: -10%;
} 

.videos-section {
    padding: 3rem 5rem;
    text-align: center;
}

.videos-section h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    letter-spacing: 0.1em;
}

.videos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.video-card {
    position: relative;
    padding-top: 56.25%; /* 16:9 */
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 0 25px rgba(255,255,255,0.08);
    transition: transform 0.3s ease;
}

.video-card:hover {
    transform: scale(1.03);
}

.video-card iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.image-card {
    position: relative;
    height: 260px;
    border-radius: 20px;
    overflow: hidden;
    cursor: pointer;
    box-shadow: 0 0 30px rgba(0,0,0,0.6);
}

.image-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%) brightness(0.7);
    transition: transform 0.6s ease, filter 0.6s ease;
}

.image-card::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to top,
        rgba(0,0,0,0.75),
        rgba(0,0,0,0.2)
    );
    z-index: 1;
}


.services-section {
    padding: 3rem 5rem;
    text-align: center;
}

.services-section h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    letter-spacing: 0.1em;
}

.services-grid {
   display: grid !important;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.service-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1.5rem;
    z-index: 2;
}

.service-overlay h3 {
    color: #F4C901;
    font-size: 1.6rem;
    margin-bottom: 0.5rem;
    letter-spacing: 0.08em;
}

.service-overlay p {
    font-size: 1rem;
    color: #d0d0d0;
    line-height: 1.5;
}

/* HOVER */
.image-card:hover img {
    transform: scale(1.08);
    filter: grayscale(0%) brightness(1);
}

.image-card:hover {
    box-shadow: 0 0 40px rgba(244, 201, 1, 0.25);
}


section {
  position: relative;
  z-index: 2;
}


.footer {
    margin-top: 6rem;
    padding: 3rem 2rem 1.5rem;
    border-top: 1px solid #2a2a2a;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto 2rem;
}

.footer-brand h3 {
    font-size: 1.8rem;
    letter-spacing: 0.15em;
}

.footer-brand p {
    color: #a7a7a7;
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: #e7e7e7;
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: #F4C901;
}

.footer-bottom {
    text-align: center;
    font-size: 0.8rem;
    color: #777;
}


@media (max-width: 768px) {
    .footer-content {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
}