* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Urbanist", sans-serif;
}
body, .sticky-header{
    background-color: #050505;
}

/* HEADER */

.sticky-header {
    color: #fff;
    padding: 10px 20px;
    position: sticky;
    top: 0;
    z-index: 1000;
    opacity: 0; 
    animation: fadeIn 1s ease-in-out 0.5s forwards;
    padding: 20px;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

.logo a {
    color: #fff;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
    position: relative;
}

.logo a:hover {
    animation: flotar 1s ease-in-out infinite alternate;
}

@keyframes flotar {
    from {
        transform: translateY(0);
    }
    to {
        transform: translateY(-8px);
    }
}

.sticky-header nav ul {
    list-style: none;
    display: flex;
    margin: 0;
}

.sticky-header nav ul li {
    margin: 0 15px;
}

.sticky-header nav ul li a {
    color: #fff;
    opacity: 60%;
    text-decoration: none;
    transition: color 0.3s ease;
}

.sticky-header nav ul li a:hover {
    opacity:100% ;
}
.sticky-header nav ul li {
    position: relative;
}

.sticky-header nav ul li .submenu {
    list-style: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 180px;
    background-color: #050505;
    padding: 10px 0;
    margin: 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 5px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    display: block !important;
    flex-direction: column !important;
}

.sticky-header nav ul li .submenu li {
    margin: 0 !important;
    padding: 0 !important;
    display: block !important;
    width: 100% !important;
}

.sticky-header nav ul li .submenu li a {
    display: block;
    padding: 10px 20px;
    color: #fff;
    opacity: 60%;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 14px;
    text-align: left;
    white-space: nowrap;
    width: 100%;
    box-sizing: border-box;
}

.sticky-header nav ul li .submenu li a:hover {
    opacity: 100%;
    padding-left: 25px;
}

.sticky-header nav ul li .submenu li:not(:last-child) {
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.sticky-header nav ul li:hover .submenu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.sticky-header nav ul li:hover > a {
    opacity: 100%;
}

/* GALERÍA */
.contenedor-masonry {
    width: 100%;
    max-width: 1400px;
    margin: 60px auto 30px auto; 
    padding: 0 30px; 
}

.galeria-masonry {
    column-count: 4; 
    column-gap: 20px;
}

.tarjeta {
    break-inside: avoid;
    margin-bottom: 20px;
    background-color: #0a0a0a;
    border-radius: 16px;
    overflow: hidden;
    position: relative;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    border: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 
        8px 8px 16px rgba(0, 0, 0, 0.5),
        -8px -8px 16px rgba(25, 25, 25, 0.2),
        inset 1px 1px 1px rgba(255, 255, 255, 0.03);
}

.tarjeta:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 
        15px 15px 30px rgba(0, 0, 0, 0.6),
        -15px -15px 30px rgba(30, 30, 30, 0.3),
        inset 1px 1px 1px rgba(255, 255, 255, 0.04),
        inset -1px -1px 1px rgba(0, 0, 0, 0.4);
    border-color: rgba(255, 255, 255, 0.1);
}

.imagen-tarjeta {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 16px;
    transition: transform 0.4s ease;
}

.tarjeta:hover .imagen-tarjeta {
    transform: scale(1.05);
}

.overlay-tarjeta {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        to top, 
        rgba(0, 0, 0, 0.8) 0%, 
        rgba(0, 0, 0, 0.4) 30%,
        transparent 50%
    );
    opacity: 0;
    transition: opacity 0.4s ease;
    border-radius: 16px;
    pointer-events: none;
}

.tarjeta:hover .overlay-tarjeta {
    opacity: 1;
}

/* Responsive */
@media (max-width: 1400px) {
    .galeria-masonry {
        column-count: 4; 
        column-gap: 18px;
    }
    .contenedor-masonry {
        padding: 0 25px;
    }
}

@media (max-width: 1200px) {
    .galeria-masonry {
        column-count: 3; 
        column-gap: 16px;
    }
    .contenedor-masonry {
        padding: 0 20px;
        margin: 50px auto 25px auto;
    }
}

@media (max-width: 992px) {
    .galeria-masonry {
        column-count: 3; 
        column-gap: 15px;
    }
    .contenedor-masonry {
        padding: 0 20px;
        margin: 40px auto 20px auto;
    }
}

@media (max-width: 768px) {
    .galeria-masonry {
        column-count: 2; 
        column-gap: 12px;
    }
    .contenedor-masonry {
        padding: 0 15px;
        margin: 40px auto 20px auto;
    }
    .tarjeta {
        margin-bottom: 15px;
    }
}

@media (max-width: 576px) {
    .galeria-masonry {
        column-count: 1; 
        column-gap: 10px;
    }
    .contenedor-masonry {
        padding: 0 15px;
        margin: 30px auto 15px auto;
    }
    .tarjeta {
        margin-bottom: 12px;
        border-radius: 12px;
    }
    .imagen-tarjeta {
        border-radius: 12px;
    }
}

.tarjeta:active {
    transform: translateY(-2px) scale(0.98);
    box-shadow: 
        4px 4px 8px rgba(0, 0, 0, 0.5),
        -4px -4px 8px rgba(20, 20, 20, 0.2),
        inset 2px 2px 4px rgba(0, 0, 0, 0.6);
}       

/* FOOTER */
.footer {
    background-color: #050505;
    padding: 30px 0;
    margin-top: 40px;
}

.contenedor-footer {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-footer a {
    color: #fff;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
    position: relative;
    font-weight: 600;
}

.logo-footer a:hover {
    animation: flotar 1s ease-in-out infinite alternate;
}

@keyframes flotar {
    from {
        transform: translateY(0);
    }
    to {
        transform: translateY(-8px);
    }
}


.copyright {
    color: rgba(255, 255, 255, 0.4);
    font-size: 12px;
    font-weight: 300;
    margin-top: 5px;
    letter-spacing: 0.3px;
}

.enlaces-legales {
    display: flex;
    gap: 25px;
}

.enlace-legal {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-size: 14px;
    font-weight: 400;
    transition: all 0.3s ease;
    position: relative;
    padding: 5px 0;
}

.enlace-legal:hover {
    color: #fff;
}

.enlace-legal::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background-color: #fff;
    transition: width 0.3s ease;
}

.enlace-legal:hover::after {
    width: 100%;
}

/* Responsive */
@media (max-width: 768px) {
    .contenedor-footer {
        flex-direction: column;
        text-align: center;
        gap: 20px;
        padding: 0 20px;
    }
    
    .enlaces-legales {
        flex-direction: column;
        gap: 12px;
    }
    
    .footer {
        padding: 25px 0;
        margin-top: 30px;
    }
    
    .copyright {
        font-size: 11px;
    }
}

@media (max-width: 480px) {
    .footer {
        padding: 20px 0;
        margin-top: 25px;
    }
    
    .contenedor-footer {
        gap: 15px;
        padding: 0 15px;
    }
    
    .enlace-legal {
        font-size: 13px;
    }
}