/**
 * Boost Theme Framework - Background Effects
 *
 * Section background effects.
 * Loaded only when [data-boost-bg] is present on page.
 *
 * Effects:
 * - gradient-shift: Animated gradient
 * - aurora: Aurora borealis effect
 * - blob: Animated blob shapes
 * - particles: (JS) Canvas particles
 * - spotlight: (JS) Mouse-following light
 * - stars: (JS) Starfield / snow
 *
 * @package BoostThemeFramework\Effects
 */

/* /assets/css/effects/effects-background.css */

/* =============================================================================
   OVERLAY CONTAINER
   All bg effects render inside a .boost-bg-effect div that sits between
   the block background and the content. The div carries [data-boost-bg]
   so existing CSS selectors apply automatically.
   ============================================================================= */

.boost-bg-effect {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
    border-radius: inherit;
}

/* When a bg effect overlay is present, inner content containers must be
   transparent so the effect shows through. The block root provides the
   positioning context; the overlay provides the visual; content sits above. */
:has(> .boost-bg-effect) > *:not(.boost-bg-effect):not(style) {
    background: transparent !important;
    position: relative;
    z-index: 1;
}

/* =============================================================================
   REDUCED MOTION
   ============================================================================= */

@media (prefers-reduced-motion: reduce) {
    [data-boost-bg] {
        animation: none !important;
    }
    
    [data-boost-bg]::before,
    [data-boost-bg]::after {
        animation: none !important;
    }
}

/* =============================================================================
   GRADIENT SHIFT
   ============================================================================= */

[data-boost-bg="gradient-shift"] {
    background-size: 400% 400% !important;
    animation: boost-gradient-shift 15s ease infinite;
}

/* Default gradient */
[data-boost-bg="gradient-shift"]:not([data-boost-bg-color]) {
    background: linear-gradient(-45deg, #ee7752, #e73c7e, #23a6d5, #23d5ab) !important;
}

@keyframes boost-gradient-shift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Speed variants */
[data-boost-bg="gradient-shift"][data-boost-bg-speed="slow"] {
    animation-duration: 30s;
}

[data-boost-bg="gradient-shift"][data-boost-bg-speed="fast"] {
    animation-duration: 5s;
}

/* =============================================================================
   AURORA
   ============================================================================= */

[data-boost-bg="aurora"] {

    overflow: hidden;
}

[data-boost-bg="aurora"]::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    z-index: 1;
    background: 
        radial-gradient(ellipse at 20% 80%, var(--boost-aurora-1, rgba(120, 119, 198, 0.3)) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, var(--boost-aurora-2, rgba(74, 222, 128, 0.3)) 0%, transparent 50%),
        radial-gradient(ellipse at 40% 40%, var(--boost-aurora-3, rgba(56, 189, 248, 0.3)) 0%, transparent 50%);
    animation: boost-aurora 20s ease-in-out infinite;
    pointer-events: none;
}


@keyframes boost-aurora {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    25% {
        transform: translate(5%, 5%) rotate(2deg);
    }
    50% {
        transform: translate(0, 10%) rotate(0deg);
    }
    75% {
        transform: translate(-5%, 5%) rotate(-2deg);
    }
}

/* =============================================================================
   BLOB
   ============================================================================= */

[data-boost-bg="blob"] {

    overflow: hidden;
}

[data-boost-bg="blob"]::before,
[data-boost-bg="blob"]::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.5;
    pointer-events: none;
    z-index: 1;
}

[data-boost-bg="blob"]::before {
    width: 40%;
    height: 40%;
    top: 10%;
    left: 10%;
    background: var(--boost-blob-1, #6366f1);
    animation: boost-blob-1 15s ease-in-out infinite;
}

[data-boost-bg="blob"]::after {
    width: 35%;
    height: 35%;
    bottom: 10%;
    right: 10%;
    background: var(--boost-blob-2, #8b5cf6);
    animation: boost-blob-2 18s ease-in-out infinite;
}


@keyframes boost-blob-1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(20%, 10%) scale(1.1); }
    50% { transform: translate(10%, 20%) scale(0.9); }
    75% { transform: translate(-10%, 10%) scale(1.05); }
}

@keyframes boost-blob-2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(-15%, -10%) scale(0.95); }
    50% { transform: translate(-5%, -15%) scale(1.1); }
    75% { transform: translate(10%, -5%) scale(1); }
}

/* =============================================================================
   GRID PULSE
   ============================================================================= */

[data-boost-bg="grid-pulse"] {

}

[data-boost-bg="grid-pulse"]::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 1;
    background-image: 
        linear-gradient(var(--boost-grid-color, rgba(99, 102, 241, 0.1)) 1px, transparent 1px),
        linear-gradient(90deg, var(--boost-grid-color, rgba(99, 102, 241, 0.1)) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: boost-grid-pulse 3s ease-in-out infinite;
    pointer-events: none;
}


@keyframes boost-grid-pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

/* =============================================================================
   NOISE
   ============================================================================= */

[data-boost-bg="noise"] {

}

[data-boost-bg="noise"]::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 1;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    opacity: var(--boost-noise-opacity, 0.05);
    pointer-events: none;
}


/* =============================================================================
   PARTICLES (JS-powered, canvas container)
   ============================================================================= */

[data-boost-bg="particles"] {

}

[data-boost-bg="particles"] canvas.boost-particles-canvas {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
}


/* =============================================================================
   SPOTLIGHT (JS-powered, base styles)
   ============================================================================= */

[data-boost-bg="spotlight"] {

}

[data-boost-bg="spotlight"]::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 1;
    background: radial-gradient(
        circle 300px at var(--boost-spotlight-x, 50%) var(--boost-spotlight-y, 50%),
        var(--boost-spotlight-color, rgba(255, 255, 255, 0.15)) 0%,
        transparent 100%
    );
    pointer-events: none;
    transition: background 0.1s ease;
}


/* =============================================================================
   STARS (JS-powered, canvas container)
   ============================================================================= */

[data-boost-bg="stars"] {

}

[data-boost-bg="stars"] canvas.boost-stars-canvas {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
}


/* =============================================================================
   WAVE (CSS animated waves)
   ============================================================================= */

[data-boost-bg="wave"] {

    overflow: hidden;
}

[data-boost-bg="wave"]::before,
[data-boost-bg="wave"]::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    width: 200%;
    height: 100%;
    pointer-events: none;
    transform-origin: center bottom;
    z-index: 1;
}

[data-boost-bg="wave"]::before {
    background: radial-gradient(ellipse at center bottom, var(--boost-wave-color, rgba(99, 102, 241, 0.15)) 0%, transparent 70%);
    transform: translateX(-50%);
    animation: boost-wave-1 8s ease-in-out infinite;
}

[data-boost-bg="wave"]::after {
    background: radial-gradient(ellipse at center bottom, var(--boost-wave-color, rgba(99, 102, 241, 0.1)) 0%, transparent 60%);
    transform: translateX(-50%);
    animation: boost-wave-2 6s ease-in-out infinite;
}

@keyframes boost-wave-1 {
    0%, 100% { transform: translateX(-50%) scaleY(1) scaleX(1); }
    50% { transform: translateX(-50%) scaleY(1.15) scaleX(1.05); }
}

@keyframes boost-wave-2 {
    0%, 100% { transform: translateX(-50%) scaleY(1) scaleX(1.05); }
    50% { transform: translateX(-50%) scaleY(1.2) scaleX(1); }
}

/* Speed variants */
[data-boost-bg="wave"][data-boost-bg-speed="slow"]::before { animation-duration: 12s; }
[data-boost-bg="wave"][data-boost-bg-speed="slow"]::after { animation-duration: 10s; }
[data-boost-bg="wave"][data-boost-bg-speed="fast"]::before { animation-duration: 4s; }
[data-boost-bg="wave"][data-boost-bg-speed="fast"]::after { animation-duration: 3s; }


/* =============================================================================
   GLOW (pulsating border glow)
   ============================================================================= */

[data-boost-bg="glow"] {

    overflow: hidden;
}

[data-boost-bg="glow"]::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 2px;
    background: linear-gradient(
        90deg, 
        transparent 0%, 
        var(--boost-glow-color, rgba(99, 102, 241, 0.5)) 25%, 
        var(--boost-glow-color, rgba(99, 102, 241, 0.8)) 50%, 
        var(--boost-glow-color, rgba(99, 102, 241, 0.5)) 75%, 
        transparent 100%
    );
    background-size: 200% 100%;
    animation: boost-glow 3s ease-in-out infinite;
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    z-index: 1;
}

[data-boost-bg="glow"]::after {
    content: '';
    position: absolute;
    inset: -20px;
    background: radial-gradient(
        ellipse at center,
        var(--boost-glow-color, rgba(99, 102, 241, 0.15)) 0%,
        transparent 70%
    );
    animation: boost-glow-pulse 3s ease-in-out infinite;
    pointer-events: none;
    z-index: 0;
}

@keyframes boost-glow {
    0%, 100% { background-position: 200% center; }
    50% { background-position: -200% center; }
}

@keyframes boost-glow-pulse {
    0%, 100% { opacity: 0.5; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.02); }
}

/* Speed variants */
[data-boost-bg="glow"][data-boost-bg-speed="slow"]::before { animation-duration: 5s; }
[data-boost-bg="glow"][data-boost-bg-speed="slow"]::after { animation-duration: 5s; }
[data-boost-bg="glow"][data-boost-bg-speed="fast"]::before { animation-duration: 1.5s; }
[data-boost-bg="glow"][data-boost-bg-speed="fast"]::after { animation-duration: 1.5s; }

/* =============================================================================
   SHIMMER (shine sweep effect)
   ============================================================================= */

[data-boost-bg="shimmer"] {

    overflow: hidden;
}

[data-boost-bg="shimmer"]::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent 0%,
        var(--boost-shimmer-color, rgba(255, 255, 255, 0.1)) 50%,
        transparent 100%
    );
    transform: skewX(-20deg);
    animation: boost-shimmer 3s ease-in-out infinite;
    pointer-events: none;
    z-index: 1;
}

@keyframes boost-shimmer {
    0% { left: -100%; }
    50%, 100% { left: 150%; }
}

/* Speed variants */
[data-boost-bg="shimmer"][data-boost-bg-speed="slow"]::before { animation-duration: 5s; }
[data-boost-bg="shimmer"][data-boost-bg-speed="fast"]::before { animation-duration: 1.5s; }


/* =============================================================================
   GRADIENT MESH (CSS: animated mesh gradient — Apple/Stripe aesthetic)
   ============================================================================= */

[data-boost-bg="gradient-mesh"] {
    overflow: hidden;
}

[data-boost-bg="gradient-mesh"]::before,
[data-boost-bg="gradient-mesh"]::after {
    content: '';
    position: absolute;
    width: 150%;
    height: 150%;
    pointer-events: none;
}

[data-boost-bg="gradient-mesh"]::before {
    top: -25%;
    left: -25%;
    background:
        radial-gradient(ellipse at 30% 20%, var(--boost-mesh-1, rgba(99, 102, 241, 0.4)) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 80%, var(--boost-mesh-2, rgba(236, 72, 153, 0.3)) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 30%, var(--boost-mesh-3, rgba(59, 130, 246, 0.35)) 0%, transparent 50%);
    animation: boost-mesh-1 20s ease-in-out infinite;
}

[data-boost-bg="gradient-mesh"]::after {
    bottom: -25%;
    right: -25%;
    background:
        radial-gradient(ellipse at 40% 60%, var(--boost-mesh-2, rgba(236, 72, 153, 0.3)) 0%, transparent 45%),
        radial-gradient(ellipse at 20% 40%, var(--boost-mesh-3, rgba(59, 130, 246, 0.25)) 0%, transparent 50%);
    animation: boost-mesh-2 25s ease-in-out infinite;
}

@keyframes boost-mesh-1 {
    0%, 100% { transform: translate(0, 0) rotate(0deg) scale(1); }
    33% { transform: translate(5%, 3%) rotate(3deg) scale(1.05); }
    66% { transform: translate(-3%, 5%) rotate(-2deg) scale(0.97); }
}

@keyframes boost-mesh-2 {
    0%, 100% { transform: translate(0, 0) rotate(0deg) scale(1); }
    33% { transform: translate(-4%, -3%) rotate(-4deg) scale(1.03); }
    66% { transform: translate(3%, -5%) rotate(2deg) scale(0.98); }
}

[data-boost-bg="gradient-mesh"][data-boost-bg-speed="slow"]::before { animation-duration: 35s; }
[data-boost-bg="gradient-mesh"][data-boost-bg-speed="slow"]::after { animation-duration: 40s; }
[data-boost-bg="gradient-mesh"][data-boost-bg-speed="fast"]::before { animation-duration: 10s; }
[data-boost-bg="gradient-mesh"][data-boost-bg-speed="fast"]::after { animation-duration: 12s; }

/* =============================================================================
   GLASSMORPHISM (CSS: frosted glass with animated reflections)
   ============================================================================= */

[data-boost-bg="glassmorphism"] {
    overflow: hidden;
    backdrop-filter: blur(20px) saturate(1.2);
    -webkit-backdrop-filter: blur(20px) saturate(1.2);
}

[data-boost-bg="glassmorphism"]::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background:
        radial-gradient(ellipse at 25% 25%, var(--boost-glass-1, rgba(255, 255, 255, 0.15)) 0%, transparent 50%),
        radial-gradient(ellipse at 75% 75%, var(--boost-glass-2, rgba(255, 255, 255, 0.1)) 0%, transparent 50%);
    animation: boost-glass-drift 15s ease-in-out infinite;
    pointer-events: none;
}

[data-boost-bg="glassmorphism"]::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, transparent 50%, rgba(255,255,255,0.05) 100%);
    pointer-events: none;
}

@keyframes boost-glass-drift {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    50% { transform: translate(10%, 5%) rotate(5deg); }
}

[data-boost-bg="glassmorphism"][data-boost-bg-speed="slow"]::before { animation-duration: 25s; }
[data-boost-bg="glassmorphism"][data-boost-bg-speed="fast"]::before { animation-duration: 7s; }

/* =============================================================================
   CANVAS EFFECTS — Base container styles
   Galaxy, Orbs, Network, Smoke, Matrix share the same canvas pattern.
   ============================================================================= */

[data-boost-bg="galaxy"] canvas,
[data-boost-bg="orbs"] canvas,
[data-boost-bg="network"] canvas,
[data-boost-bg="smoke"] canvas,
[data-boost-bg="matrix"] canvas {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    width: 100%;
    height: 100%;
}