/**
 * STEMulus Visual Enhancements CSS
 * Styles for: Before/After Slider, 3D Cards, Animated Growth, Odometer Counters
 */

/* ============================================================
   ENHANCEMENT 1: Before/After Image Comparison Slider
   ============================================================ */
.before-after-slider {
    position: relative;
    width: 100%;
    aspect-ratio: 1/1;
    overflow: hidden;
    border-radius: 1rem;
    cursor: col-resize;
    user-select: none;
}

.before-after-slider img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.before-after-slider .before-image {
    z-index: 2;
    clip-path: inset(0 50% 0 0);
}

.before-after-slider .after-image {
    z-index: 1;
}

.slider-handle {
    position: absolute;
    top: 0;
    left: 50%;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, #f97316, #8b5cf6);
    z-index: 10;
    transform: translateX(-50%);
    cursor: col-resize;
}

.slider-handle::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #f97316 0%, #8b5cf6 100%);
    border-radius: 50%;
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
}

.slider-handle::after {
    content: '⟷';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 1.25rem;
    font-weight: bold;
    z-index: 11;
}

.slider-label {
    position: absolute;
    bottom: 1rem;
    padding: 0.5rem 1rem;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 9999px;
    z-index: 5;
}

.slider-label.before-label {
    left: 1rem;
}

.slider-label.after-label {
    right: 1rem;
}

/* ============================================================
   ENHANCEMENT 2: 3D Tilt Cards with Holographic Shine
   ============================================================ */
.card-3d-tilt {
    position: relative;
    transition: transform 0.3s ease-out, box-shadow 0.3s ease-out;
    transform-style: preserve-3d;
    will-change: transform;
}

.card-3d-tilt:hover {
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.card-shine {
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: inherit;
    z-index: 10;
}

/* Floating icons for parallax effect */
.parallax-icon {
    position: absolute;
    opacity: 0.15;
    font-size: 2rem;
    pointer-events: none;
    z-index: 0;
    transition: transform 0.1s ease-out;
}

/* ============================================================
   ENHANCEMENT 3: Animated Growth Journey
   ============================================================ */
.growth-animate {
    opacity: 0;
    transform: scale(0.8) translateY(20px);
    transition: all 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.growth-animate.growth-visible {
    opacity: 1;
    transform: scale(1) translateY(0);
}

/* Animated SVG paths */
.growth-animate svg path,
.growth-animate svg circle,
.growth-animate svg ellipse {
    stroke-dasharray: 200;
    stroke-dashoffset: 200;
    transition: stroke-dashoffset 1.5s ease-in-out;
}

.growth-visible svg path,
.growth-visible svg circle,
.growth-visible svg ellipse {
    stroke-dashoffset: 0;
}

/* Pulsing ring for growth icons */
.growth-ring {
    position: relative;
}

.growth-ring::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid currentColor;
    opacity: 0;
    animation: growthPulse 2s ease-out infinite;
}

@keyframes growthPulse {
    0% {
        transform: scale(1);
        opacity: 0.5;
    }

    100% {
        transform: scale(1.4);
        opacity: 0;
    }
}

/* Tree growing animation */
.tree-grow-trunk {
    transform-origin: bottom center;
    animation: trunkGrow 1s ease-out forwards;
}

@keyframes trunkGrow {
    from {
        transform: scaleY(0);
    }

    to {
        transform: scaleY(1);
    }
}

.tree-grow-leaf {
    transform-origin: center;
    opacity: 0;
    animation: leafGrow 0.5s ease-out forwards;
}

@keyframes leafGrow {
    from {
        transform: scale(0);
        opacity: 0;
    }

    to {
        transform: scale(1);
        opacity: 1;
    }
}

/* ============================================================
   ENHANCEMENT 4: Odometer-style Counter Animation
   ============================================================ */
.odometer-counter {
    display: inline-flex;
    align-items: center;
    overflow: visible;
    font-variant-numeric: tabular-nums;
}

.odometer-digit-wrap {
    display: inline-block;
    height: 1em;
    overflow: hidden;
    position: relative;
}

.odometer-digit-roll {
    display: block;
    line-height: 1;
    transform: translateY(0);
    transition: none;
}

.odometer-separator {
    display: inline-block;
}

.odometer-suffix {
    margin-left: 0.1em;
}

.odometer-complete {
    text-shadow: 0 0 20px currentColor;
}

.odometer-glow {
    animation: counterGlow 0.5s ease-out;
}

@keyframes counterGlow {

    0%,
    100% {
        filter: drop-shadow(0 0 0 transparent);
    }

    50% {
        filter: drop-shadow(0 0 20px currentColor);
    }
}

/* ============================================================
   RESPONSIVE ADJUSTMENTS
   ============================================================ */
@media (max-width: 768px) {
    .before-after-slider {
        aspect-ratio: 4/3;
    }

    .slider-handle::before {
        width: 36px;
        height: 36px;
    }

    .slider-handle::after {
        font-size: 1rem;
    }

    .card-3d-tilt {
        /* Disable 3D effect on touch devices */
        transform: none !important;
    }

    .card-shine {
        display: none;
    }
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {

    .growth-animate,
    .odometer-digit-roll,
    .growth-ring::before {
        animation: none !important;
        transition: none !important;
    }

    .growth-animate {
        opacity: 1;
        transform: none;
    }
}