/* Alejandro Roviralta - Core Design System */

body {
    background-color: #0a0a0a;
    color: #ffffff;
}

/* Animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Portfolio Cards */
.poster-card {
    transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94), filter 0.5s ease;
    filter: grayscale(80%) brightness(0.7);
}

.poster-card:hover {
    transform: scale(1.03);
    filter: grayscale(0%) brightness(1);
    z-index: 10;
}

.poster-title {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.poster-card:hover .poster-title {
    opacity: 1;
    transform: translateY(0);
}

/* Video Metadata Blocks */
.video-metadata-block {
    display: block;
    margin-bottom: 4px;
    text-transform: uppercase;
}

/* Mobile Menu Overlay */
#mobile-menu {
    opacity: 0;
    visibility: hidden;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

#mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

#mobile-menu a {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.4s ease;
}

#mobile-menu.active a {
    opacity: 1;
    transform: translateY(0);
}

/* Menu Button Animation */
.menu-btn-icon span {
    display: block;
    width: 24px;
    height: 1.5px;
    background: currentColor;
    margin: 6px 0;
    transition: 0.4s;
}

.menu-btn-icon.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

.menu-btn-icon.active span:nth-child(2) {
    opacity: 0;
}

.menu-btn-icon.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}