:root {
    --cartoon-primary: #667eea;
    --cartoon-secondary: #764ba2;
    --cartoon-accent: #ff6b6b;
    --cartoon-bg: #f7fbff;
    --cartoon-card: #ffffff;
    --cartoon-shadow: 0 10px 24px rgba(0, 0, 0, 0.12);
}

.cartoon-theme {
    background: linear-gradient(180deg, #f7fbff 0%, #eef7ff 45%, #f0f2f5 100%);
    min-height: 100vh;
}

.cartoon-controls {
    position: fixed;
    top: 10px;
    left: 50%;
    right: auto;
    transform: translateX(-50%);
    z-index: 10050;
    display: flex;
    gap: 10px;
}

.cartoon-toggle {
    background: #ffffff;
    color: #2d2f38;
    border: 1px solid rgba(45, 47, 56, 0.2);
    border-radius: 12px;
    padding: 6px 10px;
    min-width: 90px;
    text-align: center;
    font-weight: bold;
    font-size: 0.85rem;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.12);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.cartoon-toggle:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 14px rgba(0, 0, 0, 0.16);
}

.cartoon-theme .stage-card,
.cartoon-theme .stat-card,
.cartoon-theme .achievement-badge,
.cartoon-theme .station-item,
.cartoon-theme .station-content {
    border-radius: 18px;
}

.cartoon-theme.theme-night {
    background: #0D0221;
    color: #f7f2e8;
}

.cartoon-theme.theme-night a {
    color: #ffd166;
}

.cartoon-theme.theme-night h1,
.cartoon-theme.theme-night h2,
.cartoon-theme.theme-night h3,
.cartoon-theme.theme-night h4,
.cartoon-theme.theme-night h5,
.cartoon-theme.theme-night h6 {
    color: #fff7e0;
}

.cartoon-theme.theme-night .cartoon-sky,
.cartoon-theme.theme-night .profile-sky {
    filter: hue-rotate(200deg) brightness(0.9);
}

.cartoon-theme.theme-night .cartoon-toggle {
    background: #2f3954;
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.3);
}

.cartoon-theme.theme-night .stage-card,
.cartoon-theme.theme-night .stat-card,
.cartoon-theme.theme-night .achievement-badge,
.cartoon-theme.theme-night .station-item,
.cartoon-theme.theme-night .station-content {
    background: #27324f;
    color: #f7f2e8;
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 10px 22px rgba(0, 0, 0, 0.35);
}

@media (max-width: 768px) {
    .cartoon-controls {
        top: 8px;
        left: 50%;
        right: auto;
        bottom: auto;
        transform: translateX(-50%);
        flex-direction: row;
    }
}