/* Audio Hover Visual Effects */

/* Base transition for instant hover response */
body {
    transition: all 0.1s ease-out;
}

/* Darken Effect - Site goes dark/shadowy */
body.site-darken {
    background-color: rgba(0, 0, 0, 0.95) !important;
    filter: brightness(0.2) contrast(1.5);
}

body.site-darken .album-container {
    box-shadow: 0 0 50px rgba(0, 0, 0, 0.9);
}

body.site-darken .track-list li:not(:hover) {
    opacity: 0.4;
}

/* Glitch Effect - Screen corruption/glitch */
body.site-glitch {
    animation: glitchEffect 0.2s infinite;
    filter: contrast(1.3) saturate(1.2);
}

@keyframes glitchEffect {
    0% {
        transform: translate(0);
        filter: hue-rotate(0deg);
    }
    10% {
        transform: translate(-2px, 2px);
        filter: hue-rotate(90deg);
    }
    20% {
        transform: translate(-1px, -1px);
        filter: hue-rotate(180deg);
    }
    30% {
        transform: translate(1px, 2px);
        filter: hue-rotate(270deg);
    }
    40% {
        transform: translate(1px, -1px);
        filter: hue-rotate(360deg);
    }
    50% {
        transform: translate(-1px, 2px);
        filter: hue-rotate(45deg);
    }
    60% {
        transform: translate(-1px, 1px);
        filter: hue-rotate(135deg);
    }
    70% {
        transform: translate(1px, 1px);
        filter: hue-rotate(225deg);
    }
    80% {
        transform: translate(-1px, -1px);
        filter: hue-rotate(315deg);
    }
    90% {
        transform: translate(2px, 1px);
        filter: hue-rotate(180deg);
    }
    100% {
        transform: translate(0);
        filter: hue-rotate(0deg);
    }
}

body.site-glitch::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent 98%, rgba(255, 0, 0, 0.03) 100%),
                linear-gradient(90deg, transparent 95%, rgba(0, 255, 0, 0.03) 100%),
                linear-gradient(90deg, transparent 90%, rgba(0, 0, 255, 0.03) 100%);
    pointer-events: none;
    z-index: 1000;
    animation: glitchLines 0.1s infinite;
}

@keyframes glitchLines {
    0% { transform: translateX(0); }
    25% { transform: translateX(-2px); }
    50% { transform: translateX(2px); }
    75% { transform: translateX(-1px); }
    100% { transform: translateX(0); }
}

/* Color Shift Effect - Dramatic color change */
body.site-color-shift {
    filter: hue-rotate(180deg) saturate(2) contrast(1.6);
    background: linear-gradient(45deg, #ff0066, #6600ff, #0066ff, #00ff66);
    background-size: 400% 400%;
    animation: colorShiftGradient 1.5s ease infinite;
}

@keyframes colorShiftGradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Invert Effect - Colors invert like a negative */
body.site-invert {
    filter: invert(1) hue-rotate(180deg) contrast(1.4) saturate(1.3);
}

body.site-invert img {
    filter: invert(1) hue-rotate(180deg);
}

/* Blur Effect - Everything except track blurs */
body.site-blur .album-container > *:not(.track-list) {
    filter: blur(12px);
    opacity: 0.5;
}

body.site-blur .track-list li:not(:hover) {
    filter: blur(5px);
    opacity: 0.3;
}

body.site-blur .floating-nails,
body.site-blur .spider,
body.site-blur .smoke-cloud {
    filter: blur(5px);
    opacity: 0.3;
}

/* Static Effect - TV static overlay */
body.site-static::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle, transparent 20%, rgba(255, 255, 255, 0.2) 21%, rgba(255, 255, 255, 0.2) 34%, transparent 35%, transparent),
        linear-gradient(0deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.1) 50%, transparent 50%, transparent);
    background-size: 2px 2px, 100% 1px;
    pointer-events: none;
    z-index: 999;
    animation: staticNoise 0.1s infinite;
    opacity: 0.6;
}

@keyframes staticNoise {
    0% { transform: translate(0, 0); }
    10% { transform: translate(-1px, 1px); }
    20% { transform: translate(1px, -1px); }
    30% { transform: translate(-1px, -1px); }
    40% { transform: translate(1px, 1px); }
    50% { transform: translate(-1px, 1px); }
    60% { transform: translate(1px, -1px); }
    70% { transform: translate(-1px, -1px); }
    80% { transform: translate(1px, 1px); }
    90% { transform: translate(-1px, 1px); }
    100% { transform: translate(0, 0); }
}

/* Pulse Effect - Pulsing glow effect */
body.site-pulse {
    animation: pulseGlow 1s ease-in-out infinite alternate;
    filter: contrast(1.2);
}

@keyframes pulseGlow {
    0% {
        filter: brightness(1) drop-shadow(0 0 20px rgba(255, 255, 255, 0.3));
    }
    100% {
        filter: brightness(1.2) drop-shadow(0 0 40px rgba(255, 255, 255, 0.8));
    }
}

body.site-pulse .album-container {
    box-shadow: 0 0 60px rgba(255, 255, 255, 0.5);
    animation: pulseContainer 1.5s ease-in-out infinite alternate;
}

@keyframes pulseContainer {
    0% {
        box-shadow: 0 0 60px rgba(255, 255, 255, 0.5);
    }
    100% {
        box-shadow: 0 0 100px rgba(255, 255, 255, 0.9);
    }
}

/* Intensity Variations - Applied via JavaScript */
/* Subtle intensity (0-33%) */
body.effect-intensity-subtle.site-darken {
    filter: brightness(0.7) contrast(1.1);
}

body.effect-intensity-subtle.site-glitch {
    animation-duration: 0.5s;
}

body.effect-intensity-subtle.site-color-shift {
    filter: hue-rotate(90deg) saturate(1.2) contrast(1.1);
}

body.effect-intensity-subtle.site-invert {
    filter: invert(0.5) hue-rotate(90deg);
}

body.effect-intensity-subtle.site-blur .album-container > *:not(.track-list) {
    filter: blur(4px);
}

body.effect-intensity-subtle.site-static::after {
    opacity: 0.15;
}

body.effect-intensity-subtle.site-pulse {
    animation-duration: 2s;
}

/* Dramatic intensity (67-100%) */
body.effect-intensity-dramatic.site-darken {
    filter: brightness(0.1) contrast(1.5);
    background-color: rgba(0, 0, 0, 0.95) !important;
}

body.effect-intensity-dramatic.site-glitch {
    animation-duration: 0.1s;
}

body.effect-intensity-dramatic.site-color-shift {
    filter: hue-rotate(270deg) saturate(2) contrast(1.8);
    animation-duration: 1s;
}

body.effect-intensity-dramatic.site-invert {
    filter: invert(1) hue-rotate(270deg) saturate(1.5);
}

body.effect-intensity-dramatic.site-blur .album-container > *:not(.track-list) {
    filter: blur(15px);
}

body.effect-intensity-dramatic.site-static::after {
    opacity: 0.6;
    animation-duration: 0.1s;
}

body.effect-intensity-dramatic.site-pulse {
    animation-duration: 1s;
}

/* Theme-specific color shifts */
body.site-color-shift.theme-mourning {
    background: linear-gradient(45deg, #000080, #4169E1, #87CEEB, #191970);
}

body.site-color-shift.theme-burn {
    background: linear-gradient(45deg, #FF4500, #FF6347, #FF8C00, #DC143C);
}

body.site-color-shift.theme-evil {
    background: linear-gradient(45deg, #8B0000, #DC143C, #B22222, #800000);
}

body.site-color-shift.theme-suburbs {
    background: linear-gradient(45deg, #DEB887, #D2691E, #CD853F, #A0522D);
}

body.site-color-shift.theme-split {
    background: linear-gradient(45deg, #800080, #9932CC, #8A2BE2, #4B0082);
}

/* Mobile optimizations */
@media (max-width: 768px) {
    body.site-glitch {
        animation-duration: 0.5s;
    }
    
    body.site-static::after {
        opacity: 0.2;
    }
    
    body.site-blur .album-container > *:not(.track-list) {
        filter: blur(5px);
    }
}

/* Instant transitions for effect removal */
body:not(.site-darken):not(.site-glitch):not(.site-color-shift):not(.site-invert):not(.site-blur):not(.site-static):not(.site-pulse) {
    transition: all 0.15s ease-out;
}