body {
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
}

* {
    margin: 0;
    padding: 0;
}

canvas {
    width: 100%;
    height: 100%;
    position: absolute;
}

#unity-loading-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 20px;
    display: none;
    z-index: 1001;
    background: rgb(0, 0, 0);
}

#unity-progress-bar-empty {
    width: 100%;
    height: 8px;
    background: #444444;
    border-radius: 4px;
    position: relative;
    z-index: 1001;
}

#unity-progress-bar-full {
    width: 0%;
    height: 100%;
    background-color: #ffffff !important;
    border-radius: 4px;
    transition: width 0.3s ease;
    box-shadow: 0 0 10px #ffffff;
    z-index: 1002;
    opacity: 1 !important;
}

#monkey {
    position: relative;
    width: 120px;
    height: 150px;
    background: url('monkey.png') no-repeat center;
    background-size: contain;
    margin: 0;
    padding: 0;
    z-index: 1001;
}

#logo-container {
    position: fixed;
    top: 0px;
    left: 0;
    display: flex;
    align-items: top;
    gap: 0px;
    z-index: 1001;
    padding-top: 0px;
}

#logo-text {
    font-family: Helvetica, sans-serif;
    font-size: 26px;
    color: white;
    font-weight: bold;
    padding-top: 40px;
}

#label-progress {
    position: fixed;
    bottom: 40px;
    left: 20px;
    font-family: Helvetica, sans-serif;
    font-size: 22px;
    color: white;
    text-align: left;
    z-index: 1001;
}

#setup-text {
    position: fixed;
    bottom: 40px;
    right: 20px;
    font-family: Helvetica, sans-serif;
    font-size: 22px;
    color: white;
    text-align: right;
    z-index: 1001;
}

@media (max-width: 768px) {
    #unity-progress-bar-full {
        margin-left: 0px;
    }
    #monkey {
        width: 80px;
        height: 80px;
    }
    #logo-container {
        top: 0;
        left: 10px;
        gap: 20px;
        padding-top: 0px;
    }
    #logo-text {
        font-size: 20px;
    }
    #label-progress {
        bottom: 30px;
        left: 10px;
        font-size: 18px;
    }
    #setup-text {
        bottom: 30px;
        right: 10px;
        font-size: 20px;
        width: auto;
        white-space: nowrap;
    }
    .feature-slide h3 {
        font-size: 22px;
    }
    .feature-slide p {
        font-size: 16px;
    }
    .feature-image {
        height: auto;
        aspect-ratio: 16/9;
    }
}

#loading-guidance {
    position: absolute;
    left: 50%;
    top: 70%;
    transform: translateX(-50%);
    font-family: Helvetica, sans-serif;
    font-size: 18px;
    color: white;
    text-align: center;
    width: 80%;
    max-width: 400px;
    opacity: 0.8;
}

#feature-showcase {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgb(0, 0, 0);
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    z-index: 1000;
    padding-top: 30px;
}

.feature-navigation {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    width: 100%;
    max-width: 1200px;
    padding: 0 40px;
    margin-top: 10px;
}

.feature-slides {
    flex: 1;
    position: relative;
    width: 100%;
    max-width: 1000px;
    margin-top: 5px;
}

.feature-image {
    width: 100%;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0);
    border-radius: 12px;
    overflow: hidden;
}

.feature-image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.feature-image img:hover {
    transform: scale(1.05);
}

.nav-arrow {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    z-index: 2;
}

.nav-arrow:hover {
    background: rgba(255, 255, 255, 0.4);
    transform: scale(1.1);
}

.feature-dots {
    display: flex;
    justify-content: center;
    gap: 15px;
    position: fixed;
    bottom: 120px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1002;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: all 0.3s;
}

.dot:hover {
    transform: scale(1.2);
}

.dot.active {
    background: white;
    transform: scale(1.2);
}

.feature-slide {
    display: none;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
    text-align: center;
    padding: 0 20px;
}

.feature-slide.active {
    display: block;
    opacity: 1;
}

.feature-slide h3 {
    font-family: Helvetica, sans-serif;
    font-size: 26px;
    margin-top: -30px;
    margin-bottom: 20px;
    color: #ffffff;
}

.feature-slide p {
    font-family: Helvetica, sans-serif;
    font-size: 20px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.8);
    max-width: 800px;
    margin: 0 auto;
}

.start-button {
    display: none;
    position: fixed;
    bottom: 30px;
    padding: 15px 30px;
    font-size: 24px;
    font-family: Helvetica, sans-serif;
    color: white;
    background: linear-gradient(45deg, #2196F3, #7c4caf);
    border: none;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    z-index: 1002;
}

.start-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    background: linear-gradient(45deg, #1976D2, #a540b4);
}

.start-button:active {
    transform: translateY(1px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}