html {
    color-scheme: light dark;
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    transition: background 0.2s ease, color 0.2s ease;
}

img {
    width: 1000px;
    max-height: 200vh;
    overflow: hidden;
    display: inline-flex;
}

/* домой */
.home-btn {
    position: fixed;
    top: 20px;
    left: 60px;
    transform: translateX(-50%);

    border: none;
    border-radius: 20px;

    background: rgba(31, 41, 55, 0.95);
    color: #fff;

    font-size: 1.3rem;
    cursor: pointer;

    backdrop-filter: blur(16px);
    border: 1px solid #374151;
    padding: 8px 14px;

    transition: 0.2s ease;
    z-index: 10;
}

.home-btn:hover {
    transform: translateX(-50%) scale(1.03);
}

/* кнопка звука */
.play-btn {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);

    width: 180px;
    height: 40px;

    border: none;
    border-radius: 20px;

    background: rgba(31, 41, 55, 0.95);
    color: #fff;

    font-size: 1.3rem;
    cursor: pointer;

    backdrop-filter: blur(16px);
    border: 1px solid #374151;

    transition: 0.2s ease;
    z-index: 20;
}

.play-btn:hover {
    transform: translateX(-50%) scale(1.03);
}