html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    font-family: 'Poppins', sans-serif;
}

.site-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.main-content {
    flex: 1 0 auto; 
    padding-top: 80px; 
}

#header-placeholder {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 2000;
}

#footer-placeholder {
    flex-shrink: 0;
}

.intro-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgb(254, 249, 243);
    z-index: 9999;
    display: flex;
    flex-direction: column; 
    justify-content: center;
    align-items: center;
    transition: opacity 0.5s ease;
}

.intro-logo {
    max-width: 300px;
    height: auto;
    margin-bottom: 50px;
}

.loading-bar-container {
    width: 250px; 
    height: 8px; 
    border: 1px solid #000;
    border-radius: 4px;
    overflow: hidden;
}

.loading-bar {
    height: 100%;
    width: 0%;
    background-color: #000;
    animation: loading 1.5s forwards;
}

@keyframes loading {
    0% { width: 0%; }
    100% { width: 100%; }
}