@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;700;900&display=swap');

body,
html {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    /* 橙红背景 */
    font-family: 'Noto Sans SC', sans-serif;
}

#webgl-container {
    background-color: #FF5400;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 66;
    transition: 1s;
}

#ui-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 67;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 2rem;
}

.stage-text {
    position: absolute;
    opacity: 0;
    transform: translateY(30px);
    max-width: 800px;
}

.title {
    font-size: 2.5rem;
    font-weight: 900;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
    color: #ffffff;
    text-shadow: 0 4px 15px rgba(255, 255, 255, 0.5), 0 0 30px rgba(255, 255, 255, 0.3);
}

@media (min-width: 768px) {
    .title {
        font-size: 4rem;
    }
}

.subtitle {
    font-size: 1.2rem;
    font-weight: 300;
    line-height: 1.8;
    color: #e2e8f0;
    letter-spacing: 0.05em;
    text-shadow: 0 2px 10px rgba(255, 255, 255, 0.5), 0 0 20px rgba(255, 255, 255, 0.3);
}

@media (min-width: 768px) {
    .subtitle {
        font-size: 1.5rem;
    }
}

.gold-highlight {
    color: #000;
    font-weight: 700;
    text-shadow: 0 0 10px rgba(79, 172, 254, 0.5);
}

.progress-dots {
    position: absolute;
    right: 2rem;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 69;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.dot.active {
    background-color: #fff;
    box-shadow: 0 0 10px #fff;
    transform: scale(1.5);
}

#skip-btn {
    z-index: 68;
}

.cgLogo {
    position: fixed;
    z-index: 99;
    top: 15px;
    left: 100px;
    width: 80px;
    height: 40px;
    display: none;
    transition: .5s;
}