/* ===================================
   ENHANCED 3D ANIMATIONS & EFFECTS
   Portfolio - Ayush Jha
   =================================== */

/* 3D Card Effects */
.card-3d {
    transform-style: preserve-3d;
    perspective: 1000px;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-3d:hover {
    transform: translateY(-10px) rotateX(5deg) rotateY(5deg);
    box-shadow: 0 25px 50px rgba(70, 130, 180, 0.3),
                0 15px 30px rgba(0, 0, 0, 0.2);
}

/* Enhanced Stat Cards with 3D */
.stat-card {
    transform-style: preserve-3d;
    perspective: 1000px;
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(70, 130, 180, 0.1), rgba(54, 160, 245, 0.1));
    border-radius: 12px;
    transform: translateZ(-10px);
    opacity: 0;
    transition: opacity 0.6s ease;
}

.stat-card:hover {
    transform: translateY(-15px) rotateX(8deg) scale(1.02);
    box-shadow: 0 30px 60px rgba(70, 130, 180, 0.3),
                0 20px 40px rgba(0, 0, 0, 0.15);
}

.stat-card:hover::before {
    opacity: 1;
}

.stat-icon {
    transform: translateZ(20px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.stat-card:hover .stat-icon {
    transform: translateZ(30px) rotateY(360deg);
}

/* Timeline 3D Effect */
.timeline-item {
    transform-style: preserve-3d;
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.timeline-content {
    transform-style: preserve-3d;
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.timeline-content::after {
    content: '';
    position: absolute;
    top: 10px;
    left: 10px;
    right: -10px;
    bottom: -10px;
    background: rgba(70, 130, 180, 0.1);
    border-radius: 12px;
    z-index: -1;
    opacity: 0;
    transform: translateZ(-20px);
    transition: all 0.6s ease;
}

.timeline-content:hover {
    transform: translateX(15px) translateZ(10px) rotateY(2deg);
}

.timeline-content:hover::after {
    opacity: 1;
}

/* Skill Category 3D Flip Effect */
.skill-category {
    transform-style: preserve-3d;
    perspective: 1000px;
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.skill-category::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(70, 130, 180, 0.15), transparent);
    border-radius: 12px;
    opacity: 0;
    transition: opacity 0.6s ease;
    transform: translateZ(-15px);
}

.skill-category:hover {
    transform: translateY(-20px) rotateX(10deg) rotateY(-5deg) scale(1.03);
    box-shadow: 0 35px 70px rgba(70, 130, 180, 0.35),
                0 25px 50px rgba(0, 0, 0, 0.2);
}

.skill-category:hover::before {
    opacity: 1;
}

.skill-icon {
    transform-style: preserve-3d;
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.skill-category:hover .skill-icon {
    transform: translateZ(25px) rotateZ(360deg);
}

/* Certification Cards 3D */
.cert-card {
    transform-style: preserve-3d;
    perspective: 1000px;
    transition: all 0.7s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: visible;
}

.cert-card::after {
    content: '';
    position: absolute;
    top: 5px;
    left: 5px;
    right: -5px;
    bottom: -5px;
    background: linear-gradient(135deg, rgba(70, 130, 180, 0.2), rgba(54, 160, 245, 0.1));
    border-radius: 12px;
    z-index: -1;
    opacity: 0;
    transform: translateZ(-25px);
    transition: all 0.7s ease;
}

.cert-card:hover {
    transform: translateY(-15px) rotateX(8deg) rotateY(-8deg);
    box-shadow: 0 30px 60px rgba(70, 130, 180, 0.4),
                0 20px 40px rgba(0, 0, 0, 0.2);
}

.cert-card:hover::after {
    opacity: 1;
}

.cert-badge {
    transform: translateZ(20px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.cert-card:hover .cert-badge {
    transform: translateZ(35px) rotateY(720deg) scale(1.1);
}

/* Education Cards 3D */
.education-card {
    transform-style: preserve-3d;
    perspective: 1000px;
    transition: all 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.education-card:hover {
    transform: translateY(-20px) rotateX(10deg) scale(1.02);
    box-shadow: 0 35px 70px rgba(70, 130, 180, 0.35),
                0 25px 50px rgba(0, 0, 0, 0.2);
}

.education-icon {
    transform: translateZ(25px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.education-card:hover .education-icon {
    transform: translateZ(40px) rotateY(360deg) scale(1.15);
}

/* Award Cards with 3D Trophy Effect */
.award-card {
    transform-style: preserve-3d;
    perspective: 1000px;
    transition: all 0.7s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.award-card::before {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    background: radial-gradient(circle at center, rgba(255, 215, 0, 0.1), transparent);
    border-radius: 12px;
    opacity: 0;
    transition: opacity 0.7s ease;
    z-index: -1;
}

.award-card:hover {
    transform: translateY(-20px) rotateX(10deg) scale(1.05);
    box-shadow: 0 40px 80px rgba(255, 215, 0, 0.2),
                0 30px 60px rgba(70, 130, 180, 0.3),
                0 0 40px rgba(255, 215, 0, 0.1);
}

.award-card:hover::before {
    opacity: 1;
}

.award-icon {
    transform: translateZ(30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.award-card:hover .award-icon {
    transform: translateZ(50px) rotateY(360deg) scale(1.2);
    filter: drop-shadow(0 0 20px rgba(255, 215, 0, 0.5));
}

/* Social Icons 3D Bounce */
.social-icon {
    transform-style: preserve-3d;
    transition: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.social-icon:hover {
    transform: translateY(-10px) translateZ(15px) rotateZ(360deg) scale(1.2);
    box-shadow: 0 15px 30px rgba(70, 130, 180, 0.4),
                0 0 30px rgba(70, 130, 180, 0.3);
}

/* Button 3D Press Effect */
.btn-primary,
.btn-outline-light {
    transform-style: preserve-3d;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.btn-primary::before,
.btn-outline-light::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: inherit;
    border-radius: inherit;
    transform: translateZ(-10px);
    opacity: 0.5;
    transition: all 0.4s ease;
}

.btn-primary:hover,
.btn-outline-light:hover {
    transform: translateY(-8px) translateZ(10px);
    box-shadow: 0 20px 40px rgba(70, 130, 180, 0.4),
                0 10px 20px rgba(0, 0, 0, 0.2);
}

.btn-primary:active,
.btn-outline-light:active {
    transform: translateY(-2px) translateZ(5px);
    box-shadow: 0 10px 20px rgba(70, 130, 180, 0.3);
}

/* Hero Name 3D Effect */
.hero-name {
    transform-style: preserve-3d;
    animation: float3d 6s ease-in-out infinite;
    text-shadow: 
        2px 2px 0px rgba(70, 130, 180, 0.3),
        4px 4px 0px rgba(70, 130, 180, 0.2),
        6px 6px 0px rgba(70, 130, 180, 0.1),
        0 0 40px rgba(70, 130, 180, 0.2);
}

@keyframes float3d {
    0%, 100% {
        transform: translateY(0px) rotateX(0deg);
        text-shadow: 
            2px 2px 0px rgba(70, 130, 180, 0.3),
            4px 4px 0px rgba(70, 130, 180, 0.2),
            6px 6px 0px rgba(70, 130, 180, 0.1);
    }
    50% {
        transform: translateY(-10px) rotateX(5deg);
        text-shadow: 
            4px 4px 0px rgba(70, 130, 180, 0.3),
            8px 8px 0px rgba(70, 130, 180, 0.2),
            12px 12px 0px rgba(70, 130, 180, 0.1);
    }
}

/* Scroll Indicator 3D */
.scroll-indicator a {
    transform-style: preserve-3d;
    animation: bounce3d 2s infinite;
    display: inline-block;
}

@keyframes bounce3d {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0) translateZ(0) scale(1);
    }
    40% {
        transform: translateY(-15px) translateZ(10px) scale(1.1);
    }
    60% {
        transform: translateY(-7px) translateZ(5px) scale(1.05);
    }
}

/* Navbar 3D Glassmorphism */
#mainNav.scrolled {
    backdrop-filter: blur(20px) saturate(180%);
    background: rgba(10, 25, 47, 0.85);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2),
                0 0 20px rgba(70, 130, 180, 0.1);
    transform-style: preserve-3d;
}

/* Contact Form 3D */
.contact-form {
    transform-style: preserve-3d;
    position: relative;
}

.form-control {
    transform-style: preserve-3d;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.form-control:focus {
    transform: translateZ(5px);
    box-shadow: 0 10px 30px rgba(70, 130, 180, 0.2);
}

/* Skill Tags 3D Hover */
.skill-tag {
    transform-style: preserve-3d;
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.skill-tag:hover {
    transform: translateY(-5px) translateZ(10px) rotateZ(5deg);
    box-shadow: 0 10px 20px rgba(70, 130, 180, 0.3);
}

/* Timeline Dot Pulse 3D */
.timeline-dot {
    animation: pulse3d 2s ease-in-out infinite;
}

@keyframes pulse3d {
    0%, 100% {
        transform: scale(1) translateZ(0);
        box-shadow: 0 0 0 0 rgba(70, 130, 180, 0.7);
    }
    50% {
        transform: scale(1.1) translateZ(5px);
        box-shadow: 0 0 0 10px rgba(70, 130, 180, 0);
    }
}

/* Section Title 3D Underline */
.section-divider {
    transform-style: preserve-3d;
    animation: grow3d 1.5s ease-out;
    box-shadow: 0 5px 15px rgba(70, 130, 180, 0.3);
}

@keyframes grow3d {
    from {
        transform: scaleX(0) translateZ(-10px);
        opacity: 0;
    }
    to {
        transform: scaleX(1) translateZ(0);
        opacity: 1;
    }
}

/* Hero Background Grid 3D */
.hero-bg::before {
    animation: grid-move-3d 20s linear infinite;
}

@keyframes grid-move-3d {
    0% {
        transform: translateY(0) translateZ(0) scale(1);
    }
    50% {
        transform: translateY(25px) translateZ(10px) scale(1.02);
    }
    100% {
        transform: translateY(50px) translateZ(0) scale(1);
    }
}

/* Loading Animation Enhanced 3D */
@keyframes spin3d {
    0% {
        transform: rotate(0deg) rotateY(0deg) rotateX(0deg);
    }
    33% {
        transform: rotate(120deg) rotateY(180deg) rotateX(60deg);
    }
    66% {
        transform: rotate(240deg) rotateY(360deg) rotateX(120deg);
    }
    100% {
        transform: rotate(360deg) rotateY(540deg) rotateX(180deg);
    }
}

/* Floating Animation for Cards */
@keyframes float-gentle {
    0%, 100% {
        transform: translateY(0px) translateZ(0);
    }
    50% {
        transform: translateY(-10px) translateZ(5px);
    }
}

.float-animation {
    animation: float-gentle 4s ease-in-out infinite;
}

/* Glow Effect on Hover */
.glow-on-hover {
    transition: all 0.5s ease;
}

.glow-on-hover:hover {
    box-shadow: 0 0 20px rgba(70, 130, 180, 0.6),
                0 0 40px rgba(70, 130, 180, 0.4),
                0 0 60px rgba(70, 130, 180, 0.2),
                0 20px 40px rgba(0, 0, 0, 0.2);
}

/* Parallax 3D Layers */
.parallax-layer {
    transform-style: preserve-3d;
    transition: transform 0.1s ease-out;
}

/* Ripple Effect on Click */
.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(70, 130, 180, 0.6);
    transform: scale(0);
    animation: ripple-animation 0.6s ease-out;
    pointer-events: none;
}

@keyframes ripple-animation {
    0% {
        transform: scale(0) translateZ(0);
        opacity: 1;
    }
    100% {
        transform: scale(4) translateZ(10px);
        opacity: 0;
    }
}

.ripple-effect {
    position: relative;
    overflow: hidden;
}

.ripple-effect::after {
    content: '';
    position: absolute;
    width: 100px;
    height: 100px;
    background: rgba(70, 130, 180, 0.5);
    border-radius: 50%;
    transform: scale(0);
    pointer-events: none;
}

.ripple-effect:active::after {
    animation: ripple 0.6s ease-out;
}

/* Perspective for containers */
.section-padding {
    perspective: 2000px;
    transform-style: preserve-3d;
}

/* Responsive 3D Effects */
@media (max-width: 768px) {
    /* Reduce 3D effects on mobile for performance */
    .card-3d:hover,
    .stat-card:hover,
    .skill-category:hover,
    .cert-card:hover {
        transform: translateY(-10px) scale(1.02);
    }
    
    .social-icon:hover {
        transform: translateY(-5px) scale(1.1);
    }
}

/* Smooth entrance animations */
@keyframes fadeInUp3d {
    from {
        opacity: 0;
        transform: translateY(30px) translateZ(-20px) rotateX(-10deg);
    }
    to {
        opacity: 1;
        transform: translateY(0) translateZ(0) rotateX(0);
    }
}

@keyframes fadeInLeft3d {
    from {
        opacity: 0;
        transform: translateX(-30px) translateZ(-20px) rotateY(-10deg);
    }
    to {
        opacity: 1;
        transform: translateX(0) translateZ(0) rotateY(0);
    }
}

@keyframes fadeInRight3d {
    from {
        opacity: 0;
        transform: translateX(30px) translateZ(-20px) rotateY(10deg);
    }
    to {
        opacity: 1;
        transform: translateX(0) translateZ(0) rotateY(0);
    }
}

.animate-on-scroll {
    animation: fadeInUp3d 0.8s ease-out;
}