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

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: #000;
}

#landing {
    position: relative;
    width: 100%;
    height: 100%;
    height: 100dvh;
    background: #000;
    overflow: hidden;
}

/* Fullscreen video */

#introVideo {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    background: #000;
    display: none;
}

/* Entry screen */

#entryScreen {
    position: absolute;
    inset: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #000;
    z-index: 2;
}

#enterButton {
    padding: 18px 55px;
    background: transparent;
    color: white;
    border: 1px solid rgba(255,255,255,0.7);
    font-family: Arial, sans-serif;
    font-size: 13px;
    letter-spacing: 6px;
    cursor: pointer;
    transition: all 0.4s ease;
}

#enterButton:hover {
    background: white;
    color: black;
}

/* Loading */

.hidden {
    display: none !important;
}

#loading {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #000;
    z-index: 3;
}

.spinner {
    width: 35px;
    height: 35px;
    border: 2px solid #444;
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Error screen */

#errorMessage {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    color: white;
    background: black;
    font-family: Arial, sans-serif;
    font-size: 14px;
    z-index: 4;
}

#errorMessage button {
    background: transparent;
    color: white;
    border: 1px solid white;
    padding: 12px 25px;
    cursor: pointer;
    letter-spacing: 3px;
}