:root {
    --bg-color: #121212;
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --accent: #0f4e64;
    /* Updated Blue-ish Accent */
    --transition-speed: 0.6s;
}

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

body,
html {
    width: 100%;
    height: 100%;
    overflow: hidden;
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
}

/* =========================================
   Omni-Click Overlay
   ========================================= */
#interaction-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    background: rgba(0, 0, 0, 0.01);
    /* Almost invisible but clickable */
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.5s ease;
}

#interaction-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.overlay-hint {
    background: rgba(0, 0, 0, 0.6);
    padding: 1rem 2rem;
    border-radius: 2rem;
    font-weight: 500;
    backdrop-filter: blur(10px);
    opacity: 0;
    animation: fadeInHint 2s ease forwards 1s;
    /* Delay showing hint */
}

@keyframes fadeInHint {
    to {
        opacity: 1;
    }
}

/* =========================================
   Layout & Background
   ========================================= */
#app-container {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 1;
}

#dynamic-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 30%, var(--accent), transparent 70%);
    opacity: 0.6;
    z-index: -2;
    transition: background 1.5s ease;
}

#noise-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI1MTIiIGhlaWdodD0iNTEyIj48ZmlsdGVyIGlkPSJnoiPjxmZVR1cmJ1bGVuY2UgdHlwZT0iZnJhY3RhbE5vaXNlIiBiYXNlRnJlcXVlbmN5PSIwLjY1IiBudW1PY3RhdmVzPSIzIiBzdGl0Y2hUaWxlcz0ic3RpdGNoIi8+PC9maWx0ZXI+PHJlY3Qgd2lkdGg9IjEwMCUiIGhlaWdodD0iMTAwJSIgZmlsdGVyPSJ1cmwoI2cpIiBvcGFjaXR5PSIwLjAzIi8+PC9zdmc+');
    z-index: -1;
    pointer-events: none;
}

/* =========================================
   Content
   ========================================= */
.content-wrapper {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    max-width: 90%;
}

.artwork-container {
    position: relative;
    width: 250px;
    height: 250px;
    margin-bottom: 1rem;
}

@media (min-width: 768px) {
    .artwork-container {
        width: 400px;
        height: 400px;
    }
}

.artwork {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    transition: transform 0.8s cubic-bezier(0.2, 0.8, 0.2, 1), opacity 0.5s ease;
}

.artwork.hidden {
    opacity: 0;
    transform: scale(0.9);
}

.title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.artist {
    font-size: 1.2rem;
    font-weight: 400;
    color: var(--text-secondary);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

/* Animation States */
.fade-out {
    opacity: 0;
    transform: translateY(10px);
}

.fade-in {
    opacity: 1;
    transform: translateY(0);
}

/* =========================================
   Controls
   ========================================= */
.controls-container {
    position: absolute;
    bottom: 2rem;
    width: 100%;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 10000;
    /* Above interaction overlay */
    pointer-events: auto;
    /* Ensure clickable */
}

.volume-control {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: rgba(0, 0, 0, 0.2);
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    backdrop-filter: blur(5px);
    transition: opacity 0.3s ease;
}

.volume-control:hover {
    background: rgba(0, 0, 0, 0.4);
}

button {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
}

input[type=range] {
    -webkit-appearance: none;
    appearance: none;
    width: 100px;
    height: 4px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 2px;
    outline: none;
}

input[type=range]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: white;
    cursor: pointer;
    transition: transform 0.1s;
}

input[type=range]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

.live-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.8);
}

.pulse {
    width: 8px;
    height: 8px;
    background-color: #ff3b30;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(255, 59, 48, 0.7);
    }

    70% {
        transform: scale(1);
        box-shadow: 0 0 0 10px rgba(255, 59, 48, 0);
    }

    100% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(255, 59, 48, 0);
    }
}

/* =========================================
   Header Elements (Watermark & Lyrics)
   ========================================= */
.header-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    z-index: 10001;
    /* Highest to sit above overlay */
    pointer-events: none;
    /* Let clicks pass through except on buttons */
}

.brand-watermark {
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 1px;
    opacity: 0.6;
    text-transform: uppercase;
}

.lyrics-btn {
    pointer-events: auto;
    /* Enable interaction */
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: white;
    padding: 8px;
    border-radius: 50%;
    cursor: default;
    /* Disabled look */
    opacity: 0.3;
    position: relative;
    transition: opacity 0.3s;
}

.lyrics-btn:hover {
    opacity: 0.5;
}

.lyrics-tooltip {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 8px;
    background: rgba(0, 0, 0, 0.8);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.7rem;
    width: max-content;
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
}

.lyrics-btn:hover .lyrics-tooltip {
    opacity: 1;
}