/**
 * Player CSS - Estilos do Player de Rádio
 * @version 1.0.0
 */

/* Typography */
body {
    font-family: var(--font-family);
}

/* Theme Colors */
.text-primary {
    color: var(--color-primary);
}

.text-secondary {
    color: var(--color-secondary);
}

.text-accent {
    color: var(--color-accent);
}

.bg-primary {
    background-color: var(--color-primary);
}

.bg-secondary {
    background-color: var(--color-secondary);
}

.bg-accent {
    background-color: var(--color-accent);
}

/* Screen Reader Only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Volume Slider */
input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    height: 8px;
    border-radius: 4px;
    background: linear-gradient(to right, #4b5563 0%, #4b5563 var(--volume-percent), #e5e7eb var(--volume-percent), #e5e7eb 100%);
    outline: none;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    background: #4b5563;
    border-radius: 50%;
    cursor: pointer;
}

input[type="range"]::-moz-range-thumb {
    width: 16px;
    height: 16px;
    background: #4b5563;
    border-radius: 50%;
    cursor: pointer;
    border: none;
}

/* Focus States */
button:focus-visible,
input:focus-visible {
    outline: none;
}

/* Textured Background */
.textured-bg {
    position: relative;
    background: #fff url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16"><circle cx="2" cy="2" r="1.6" fill="rgba(0,0,0,.01)"/></svg>');
}

.textured-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16"><circle cx="2" cy="2" r="1.6" fill="rgba(0,0,0,.06)"/></svg>');
    pointer-events: none;
    z-index: 2;
}

.textured-bg section {
    position: relative;
    z-index: 10;
}

/* Visualizer */
.visualizer-container {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    opacity: 0.2;
}

.visualizer-item {
    width: 100%;
    height: 100%;
    display: block;
}

/* Play Button */
#play-button {
    position: relative;
    z-index: 1;
}

#play-button>svg {
    position: relative;
    z-index: 2;
}

#play-button.is-playing::before,
#play-button.is-playing::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.6);
    pointer-events: none;
    z-index: 0;
    animation: wave-pulse 2s ease-out infinite;
}

#play-button.is-playing::after {
    animation-delay: 1s;
}

/* Animations */
@keyframes wave-pulse {
    0% {
        transform: scale(1);
        opacity: 0.6;
    }

    100% {
        transform: scale(1.6);
        opacity: 0;
    }
}

@keyframes slide-up {
    from {
        transform: translateY(100px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.animate-slide-up {
    animation: slide-up 0.3s ease-out;
}