/* ========================================
   Fade In Animations
   ======================================== */

.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
}

.fade-in-up.delay-1 {
    animation-delay: 0.2s;
}

.fade-in-up.delay-2 {
    animation-delay: 0.4s;
}

.fade-in-up.delay-3 {
    animation-delay: 0.6s;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s ease;
}

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

.fade-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s ease;
}

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

.fade-in-item {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in-item.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   Scale Animations
   ======================================== */

.scale-in {
    opacity: 0;
    transform: scale(0.9);
    transition: all 0.5s ease;
}

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

/* ========================================
   Rotate Animations
   ======================================== */

.rotate-in {
    opacity: 0;
    transform: rotate(-10deg) scale(0.9);
    transition: all 0.6s ease;
}

.rotate-in.visible {
    opacity: 1;
    transform: rotate(0) scale(1);
}

/* ========================================
   Slide Animations
   ======================================== */

.slide-in-bottom {
    opacity: 0;
    transform: translateY(100px);
    transition: all 0.8s ease;
}

.slide-in-bottom.visible {
    opacity: 1;
    transform: translateY(0);
}

.slide-in-top {
    opacity: 0;
    transform: translateY(-100px);
    transition: all 0.8s ease;
}

.slide-in-top.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   Stagger Animation Delays
   ======================================== */

.fade-in-item:nth-child(1) {
    transition-delay: 0.1s;
}

.fade-in-item:nth-child(2) {
    transition-delay: 0.2s;
}

.fade-in-item:nth-child(3) {
    transition-delay: 0.3s;
}

.fade-in-item:nth-child(4) {
    transition-delay: 0.4s;
}

.fade-in-item:nth-child(5) {
    transition-delay: 0.5s;
}

.fade-in-item:nth-child(6) {
    transition-delay: 0.6s;
}

/* ========================================
   Hover Effects
   ======================================== */

.hover-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.hover-scale {
    transition: transform 0.3s ease;
}

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

.hover-glow {
    transition: box-shadow 0.3s ease;
}

.hover-glow:hover {
    box-shadow: 0 0 30px rgba(37, 99, 235, 0.4);
}

/* ========================================
   Pulse Animation
   ======================================== */

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

/* ========================================
   Float Animation
   ======================================== */

.float {
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* ========================================
   Shake Animation
   ======================================== */

.shake {
    animation: shake 0.5s ease;
}

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

/* ========================================
   Gradient Animation
   ======================================== */

.gradient-animate {
    background: linear-gradient(270deg, #2563eb, #1e40af, #7c3aed);
    background-size: 600% 600%;
    animation: gradientShift 10s ease infinite;
}

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

/* ========================================
   Ripple Effect
   ======================================== */

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

.ripple::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.ripple:hover::before {
    width: 300px;
    height: 300px;
}

/* ========================================
   Typing Animation
   ======================================== */

.typing {
    overflow: hidden;
    border-right: 3px solid;
    white-space: nowrap;
    animation: typing 3.5s steps(40, end), blink 0.75s step-end infinite;
}

@keyframes typing {
    from {
        width: 0;
    }
    to {
        width: 100%;
    }
}

@keyframes blink {
    from, to {
        border-color: transparent;
    }
    50% {
        border-color: currentColor;
    }
}

/* ========================================
   Shine Effect
   ======================================== */

.shine {
    position: relative;
    overflow: hidden;
}

.shine::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

.shine:hover::before {
    left: 100%;
}

/* ========================================
   Zoom In/Out
   ======================================== */

.zoom-in {
    opacity: 0;
    transform: scale(0.5);
    transition: all 0.6s ease;
}

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

.zoom-out {
    opacity: 0;
    transform: scale(1.5);
    transition: all 0.6s ease;
}

.zoom-out.visible {
    opacity: 1;
    transform: scale(1);
}

/* ========================================
   Flip Animations
   ======================================== */

.flip-in-x {
    opacity: 0;
    transform: perspective(400px) rotateX(-90deg);
    transition: all 0.6s ease;
}

.flip-in-x.visible {
    opacity: 1;
    transform: perspective(400px) rotateX(0);
}

.flip-in-y {
    opacity: 0;
    transform: perspective(400px) rotateY(-90deg);
    transition: all 0.6s ease;
}

.flip-in-y.visible {
    opacity: 1;
    transform: perspective(400px) rotateY(0);
}

/* ========================================
   Bounce Animations
   ======================================== */

.bounce-in {
    animation: bounceIn 0.8s ease;
}

@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
    70% {
        transform: scale(0.9);
    }
    100% {
        transform: scale(1);
    }
}

.bounce-in-up {
    animation: bounceInUp 0.8s ease;
}

@keyframes bounceInUp {
    0% {
        opacity: 0;
        transform: translateY(100px);
    }
    60% {
        opacity: 1;
        transform: translateY(-20px);
    }
    80% {
        transform: translateY(10px);
    }
    100% {
        transform: translateY(0);
    }
}

/* ========================================
   Loading Spinner
   ======================================== */

.spinner-border {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(37, 99, 235, 0.2);
    border-top-color: #2563eb;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* ========================================
   Progress Bar Animation
   ======================================== */

.progress-bar {
    position: relative;
    width: 100%;
    height: 6px;
    background: #e2e8f0;
    border-radius: 3px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #2563eb, #7c3aed);
    border-radius: 3px;
    animation: progressFill 2s ease forwards;
}

@keyframes progressFill {
    from {
        width: 0%;
    }
}

/* ========================================
   Skeleton Loading
   ======================================== */

.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s ease-in-out infinite;
}

@keyframes skeleton-loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* ========================================
   Text Reveal
   ======================================== */

.text-reveal {
    position: relative;
    overflow: hidden;
}

.text-reveal span {
    display: inline-block;
    opacity: 0;
    transform: translateY(100%);
    animation: textReveal 0.6s ease forwards;
}

@keyframes textReveal {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================================
   Underline Animation
   ======================================== */

.underline-animate {
    position: relative;
    display: inline-block;
}

.underline-animate::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: currentColor;
    transition: width 0.3s ease;
}

.underline-animate:hover::after {
    width: 100%;
}