body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #1c1c1c, #2e2e2e);
    color: #fff;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
}

.radio-brand {
    max-width: 300px;
    max-height: 300px;
}

.radio-brand img {
    width: 100%;
    height: auto;
    border-radius: 15px;
    transition: transform 0.3s ease;
}

.radio-container {
    background: #1e1e1e;
    padding: 3rem;
    border-radius: 25px;
    box-shadow: inset 0 0 15px #FFA726, 0 0 20px #000;
    text-align: center;
    width: 320px;
    display: flex;
    flex-direction: column;
}

.radio-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    color: #FFA726;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

.icon-radio {
    width: 28px;
    height: 28px;
    fill: #FFA726;
}

.wave {
    height: 5px;
    width: 100%;
    background: linear-gradient(90deg, #FFA726, transparent);
    animation: pulse 1.5s infinite ease-in-out;
    margin-bottom: 2rem;
    border-radius: 2px;
}

@keyframes pulse {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 1; }
}

.btn-play {
    background: #FFA726;
    color: #1e1e1e;
    border: none;
    border-radius: 50%;
    width: 70px;
    height: 70px;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(255, 167, 38, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s ease;
    margin: auto;
}

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

.icon-btn {
    width: 36px;
    height: 36px;
    fill: #1e1e1e;
}

.hidden {
    display: none;
}

.footer {
    margin-top: 1.5rem;
    font-size: 0.8rem;
    color: #888;
}

@media (max-width: 480px) {
    .radio-header {
        font-size: 1.4rem;
    }

    .radio-container {
        width: 90%;
        padding: 2rem;
    }
}