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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-weight: bold;
    background: linear-gradient(135deg, #4a4a4a 0%, #2d2d2d 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.player {
    background: #121212;
    border-radius: 40px;
    padding: 50px 40px 40px;
    width: 100%;
    max-width: 520px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.visual-container {
    background: #121212;
    border-radius: 30px;
    padding: 60px 40px;
    margin-bottom: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.circle-wrapper {
    position: relative;
    width: 280px;
    height: 280px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.player-section {
    background: #0a0a0a;
    border-radius: 30px;
    padding: 40px 35px;
    margin-bottom: 30px;
}

.player-section h2 {
    color: #ffffff;
    font-size: 32px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 35px;
    letter-spacing: -0.5px;
}

.audio-player {
    background: linear-gradient(135deg, #1a4d1a 0%, #0d3d0d 100%);
    border-radius: 20px;
    padding: 20px 25px;
    display: flex;
    align-items: center;
    align-self: center;
    align-content: center;
    justify-content: center;
    gap: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.play-btn {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s;
}

.play-btn:hover {
    transform: scale(1.1);
}

.play-btn:active {
    transform: scale(0.95);
}

.play-icon,
.pause-icon {
    width: 40px;
    height: 40px;
    color: #ffffff;
}

.time-display {
    color: #ffffff;
    font-size: 18px;
    font-weight: bold;
    min-width: 50px;
    font-variant-numeric: tabular-nums;
}

.progress-container {
    flex: 1;
    height: 6px;
    background: #96EFB5;
    border-radius: 3px;
    overflow: hidden;
    position: relative;
}

.progress-bar {
    height: 100%;
    background: #ffffff;
    border-radius: 3px;
    width: 0%;
    transition: width 0.1s linear;
}

.volume-btn {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s;
}

.volume-btn:hover {
    transform: scale(1.1);
}

.volume-btn:active {
    transform: scale(0.95);
}

.volume-icon,
.mute-icon {
    width: 32px;
    height: 32px;
    color: #ffffff;
}

#audioElement {
    display: none;
}

.nav-buttons {
    display: flex;
    gap: 20px;
    justify-content: space-between;
    align-items: center;
    align-self: center;
    align-content: center;
    justify-content: center;
}

.nav-btn {
    flex: 1;
    background: transparent;
    border: none;
    border-radius: 50px;
    padding: 20px 30px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    text-decoration: none;
    transition: transform 0.2s, box-shadow 0.2s;
}

.nav-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    text-decoration: none;
}

.nav-btn:active {
    transform: translateY(0);
    text-decoration: none;
}

.radio-btn {
    background: linear-gradient(135deg, #a8f5cd 0%, #7de3ad 100%);
    color: #000000;
}

.nav-icon {
    width: 24px;
    height: 24px;
}

@media (max-width: 600px) {
    .player {
        padding: 30px 20px 20px;
        border-radius: 30px;
    }

    .visual-container {
        padding: 40px 20px;
    }

    .player-section h2 {
        font-size: 26px;
    }

    .nav-buttons {
        flex-direction: column;
        gap: 15px;
    }

    .nav-btn {
        font-size: 16px;
        padding: 18px 25px;
        text-decoration: none;
    }
}