/**
 * The Art Bureau - Motion Animation Effects
 * Isolated animation system - Does not interfere with existing styles
 * Version: 1.0
 */

/* ============================================
   ANIMATION NAMESPACING (Prefix: tab-anim-)
   ============================================ */

/* Scroll Animation Base */
.tab-anim-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.tab-anim-scroll.tab-anim-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Fade In Variations */
.tab-anim-fade-in {
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.tab-anim-fade-in.tab-anim-visible {
    opacity: 1;
}

.tab-anim-fade-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.tab-anim-fade-up.tab-anim-visible {
    opacity: 1;
    transform: translateY(0);
}

.tab-anim-fade-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.tab-anim-fade-left.tab-anim-visible {
    opacity: 1;
    transform: translateX(0);
}

.tab-anim-fade-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.tab-anim-fade-right.tab-anim-visible {
    opacity: 1;
    transform: translateX(0);
}

/* Scale In Animation */
.tab-anim-scale-in {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.tab-anim-scale-in.tab-anim-visible {
    opacity: 1;
    transform: scale(1);
}

/* Staggered Delay for Multiple Elements */
.tab-anim-delay-1 { transition-delay: 0.1s; }
.tab-anim-delay-2 { transition-delay: 0.2s; }
.tab-anim-delay-3 { transition-delay: 0.3s; }
.tab-anim-delay-4 { transition-delay: 0.4s; }
.tab-anim-delay-5 { transition-delay: 0.5s; }
.tab-anim-delay-6 { transition-delay: 0.6s; }

/* ============================================
   HOVER MICRO-INTERACTIONS
   ============================================ */

/* Smooth Lift Effect */
.tab-anim-hover-lift {
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
                box-shadow 0.3s ease;
}

.tab-anim-hover-lift:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.15);
}

/* Glow Effect on Hover */
.tab-anim-hover-glow {
    position: relative;
    transition: transform 0.3s ease;
}

.tab-anim-hover-glow::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: inherit;
    opacity: 0;
    box-shadow: 0 0 25px rgba(255, 107, 107, 0.6);
    transition: opacity 0.3s ease;
    pointer-events: none;
    z-index: -1;
}

.tab-anim-hover-glow:hover::after {
    opacity: 1;
}

/* Subtle Scale on Hover */
.tab-anim-hover-scale {
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.tab-anim-hover-scale:hover {
    transform: scale(1.05);
}

/* Button Hover Effects */
.tab-anim-btn-enhance {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.tab-anim-btn-enhance::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.tab-anim-btn-enhance:hover::before {
    width: 300px;
    height: 300px;
}

/* ============================================
   PARALLAX EFFECTS
   ============================================ */

.tab-anim-parallax {
    transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    will-change: transform;
}

.tab-anim-parallax-slow {
    transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ============================================
   FLOATING PARTICLES BACKGROUND
   ============================================ */

.tab-anim-particles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.tab-anim-particle {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 107, 107, 0.15) 0%, rgba(255, 107, 107, 0) 70%);
    animation: tab-anim-float linear infinite;
}

@keyframes tab-anim-float {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 0.3;
    }
    90% {
        opacity: 0.3;
    }
    100% {
        transform: translateY(-100vh) rotate(360deg);
        opacity: 0;
    }
}

/* ============================================
   SMOOTH PAGE LOAD ANIMATIONS
   ============================================ */

.tab-anim-page-load {
    animation: tab-anim-page-fade-in 0.8s ease-out;
}

@keyframes tab-anim-page-fade-in {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   ABSTRACT BACKGROUND MOTION
   ============================================ */

.tab-anim-bg-motion {
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    pointer-events: none;
    z-index: -1;
    opacity: 0.03;
}

.tab-anim-bg-shape {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(135deg, #ff6b6b 0%, #ff5252 100%);
    filter: blur(60px);
    animation: tab-anim-bg-float 20s ease-in-out infinite;
}

.tab-anim-bg-shape:nth-child(1) {
    width: 400px;
    height: 400px;
    top: 20%;
    left: 10%;
    animation-duration: 25s;
}

.tab-anim-bg-shape:nth-child(2) {
    width: 500px;
    height: 500px;
    top: 60%;
    right: 10%;
    animation-duration: 30s;
    animation-delay: -5s;
}

.tab-anim-bg-shape:nth-child(3) {
    width: 350px;
    height: 350px;
    bottom: 10%;
    left: 50%;
    animation-duration: 35s;
    animation-delay: -10s;
}

@keyframes tab-anim-bg-float {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    33% {
        transform: translate(50px, -50px) rotate(120deg);
    }
    66% {
        transform: translate(-50px, 50px) rotate(240deg);
    }
}

/* ============================================
   PERFORMANCE OPTIMIZATIONS
   ============================================ */

/* Reduce motion for users with preference */
@media (prefers-reduced-motion: reduce) {
    .tab-anim-scroll,
    .tab-anim-fade-in,
    .tab-anim-fade-up,
    .tab-anim-fade-left,
    .tab-anim-fade-right,
    .tab-anim-scale-in,
    .tab-anim-parallax,
    .tab-anim-parallax-slow {
        transition: none !important;
        animation: none !important;
    }
    
    .tab-anim-particle,
    .tab-anim-bg-shape {
        display: none !important;
    }
}

/* Mobile Performance Optimization */
@media (max-width: 768px) {
    .tab-anim-particle {
        display: none;
    }
    
    .tab-anim-bg-shape {
        filter: blur(40px);
        opacity: 0.5;
    }
    
    .tab-anim-parallax,
    .tab-anim-parallax-slow {
        transform: none !important;
    }
}

/* ============================================
   PULSE ANIMATION FOR CTAs
   ============================================ */

.tab-anim-pulse {
    animation: tab-anim-pulse-effect 2s ease-in-out infinite;
}

@keyframes tab-anim-pulse-effect {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(255, 107, 107, 0.7);
    }
    50% {
        box-shadow: 0 0 0 15px rgba(255, 107, 107, 0);
    }
}

/* ============================================
   LOADING SHIMMER EFFECT
   ============================================ */

.tab-anim-shimmer {
    position: relative;
    overflow: hidden;
}

.tab-anim-shimmer::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.2),
        transparent
    );
    animation: tab-anim-shimmer-slide 2s infinite;
}

@keyframes tab-anim-shimmer-slide {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}