/* Hero Section Animations */
.hero-title {
    animation: fadeIn 1s ease forwards;
}

.hero-subtitle {
    animation: fadeIn 1s ease 0.3s forwards;
    opacity: 0;
}

.hero-buttons {
    animation: fadeIn 1s ease 0.6s forwards;
    opacity: 0;
}

/* Video Card Animations */
.video-card {
    opacity: 0;
    animation: fadeIn 0.5s ease forwards;
}

.video-card:nth-child(1) { animation-delay: 0.1s; }
.video-card:nth-child(2) { animation-delay: 0.2s; }
.video-card:nth-child(3) { animation-delay: 0.3s; }
.video-card:nth-child(4) { animation-delay: 0.4s; }
.video-card:nth-child(5) { animation-delay: 0.5s; }
.video-card:nth-child(6) { animation-delay: 0.6s; }
.video-card:nth-child(7) { animation-delay: 0.7s; }
.video-card:nth-child(8) { animation-delay: 0.8s; }

/* Category Card Animations */
.category-card {
    opacity: 0;
    animation: slideInUp 0.5s ease forwards;
}

.category-card:nth-child(1) { animation-delay: 0.1s; }
.category-card:nth-child(2) { animation-delay: 0.2s; }
.category-card:nth-child(3) { animation-delay: 0.3s; }
.category-card:nth-child(4) { animation-delay: 0.4s; }
.category-card:nth-child(5) { animation-delay: 0.5s; }
.category-card:nth-child(6) { animation-delay: 0.6s; }
.category-card:nth-child(7) { animation-delay: 0.7s; }
.category-card:nth-child(8) { animation-delay: 0.8s; }

/* Button Hover Animations */
.btn-primary {
    position: relative;
    overflow: hidden;
}

.btn-primary::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 5px;
    height: 5px;
    background: rgba(255, 255, 255, 0.5);
    opacity: 0;
    border-radius: 100%;
    transform: scale(1, 1) translate(-50%);
    transform-origin: 50% 50%;
}

.btn-primary:hover::after {
    animation: ripple 1s ease-out;
}

@keyframes ripple {
    0% {
        transform: scale(0, 0);
        opacity: 1;
    }
    100% {
        transform: scale(20, 20);
        opacity: 0;
    }
}

/* Loading Animation */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--white);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Pulse Animation */
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.pulse {
    animation: pulse 2s infinite;
}

/* Floating Animation */
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}

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

/* Rotate Animation */
@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.rotate {
    animation: rotate 2s linear infinite;
}

/* Bounce Animation */
@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.bounce {
    animation: bounce 2s infinite;
}

/* Shake Animation */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

.shake {
    animation: shake 0.5s;
}

/* Fade In Up Animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.5s ease forwards;
}

/* Fade In Left Animation */
@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.fade-in-left {
    animation: fadeInLeft 0.5s ease forwards;
}

/* Fade In Right Animation */
@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.fade-in-right {
    animation: fadeInRight 0.5s ease forwards;
}

/* Zoom In Animation */
@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.5);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.zoom-in {
    animation: zoomIn 0.5s ease forwards;
}

/* Flip Animation */
@keyframes flip {
    from {
        transform: perspective(400px) rotateY(0);
        animation-timing-function: ease-out;
    }
    40% {
        transform: perspective(400px) translateZ(150px) rotateY(170deg);
        animation-timing-function: ease-out;
    }
    50% {
        transform: perspective(400px) translateZ(150px) rotateY(190deg) scale(1);
        animation-timing-function: ease-in;
    }
    80% {
        transform: perspective(400px) rotateY(360deg) scale(0.95);
        animation-timing-function: ease-in;
    }
    to {
        transform: perspective(400px) scale(1);
        animation-timing-function: ease-in;
    }
}

.flip {
    backface-visibility: visible;
    animation: flip 1s;
}

/* Heartbeat Animation */
@keyframes heartbeat {
    0% { transform: scale(1); }
    14% { transform: scale(1.3); }
    28% { transform: scale(1); }
    42% { transform: scale(1.3); }
    70% { transform: scale(1); }
}

.heartbeat {
    animation: heartbeat 1.3s ease-in-out infinite;
}

/* Flash Animation */
@keyframes flash {
    0%, 50%, 100% { opacity: 1; }
    25%, 75% { opacity: 0; }
}

.flash {
    animation: flash 2s infinite;
}

/* Rubber Band Animation */
@keyframes rubberBand {
    0% { transform: scale(1); }
    30% { transform: scaleX(1.25) scaleY(0.75); }
    40% { transform: scaleX(0.75) scaleY(1.25); }
    60% { transform: scaleX(1.15) scaleY(0.85); }
    100% { transform: scale(1); }
}

.rubber-band {
    animation: rubberBand 1s;
}

/* Tada Animation */
@keyframes tada {
    0% { transform: scale(1); }
    10%, 20% { transform: scale(0.9) rotate(-3deg); }
    30%, 50%, 70%, 90% { transform: scale(1.1) rotate(3deg); }
    40%, 60%, 80% { transform: scale(1.1) rotate(-3deg); }
    100% { transform: scale(1) rotate(0); }
}

.tada {
    animation: tada 1s;
}

/* Wobble Animation */
@keyframes wobble {
    0% { transform: translateX(0%); }
    15% { transform: translateX(-25%) rotate(-5deg); }
    30% { transform: translateX(20%) rotate(3deg); }
    45% { transform: translateX(-15%) rotate(-3deg); }
    60% { transform: translateX(10%) rotate(2deg); }
    75% { transform: translateX(-5%) rotate(-1deg); }
    100% { transform: translateX(0%); }
}

.wobble {
    animation: wobble 1s;
}

/* Jello Animation */
@keyframes jello {
    0%, 100% { transform: scale3d(1, 1, 1); }
    15% { transform: scale3d(1.25, 0.75, 1); }
    20% { transform: scale3d(0.75, 1.25, 1); }
    25% { transform: scale3d(1.15, 0.85, 1); }
    32% { transform: scale3d(0.95, 1.05, 1); }
    37% { transform: scale3d(1.05, 0.95, 1); }
    45% { transform: scale3d(1, 1, 1); }
}

.jello {
    animation: jello 1s;
}

/* Light Speed In Animation */
@keyframes lightSpeedIn {
    0% { transform: translateX(100%) skewX(-30deg); opacity: 0; }
    60% { transform: translateX(-20%) skewX(30deg); opacity: 1; }
    80% { transform: translateX(0%) skewX(-15deg); opacity: 1; }
    100% { transform: translateX(0%) skewX(0deg); opacity: 1; }
}

.light-speed-in {
    animation: lightSpeedIn 1s ease-out;
}

/* Hinge Animation */
@keyframes hinge {
    0% { transform: rotate(0); transform-origin: top left; animation-timing-function: ease-in-out; }
    20%, 60% { transform: rotate(80deg); transform-origin: top left; animation-timing-function: ease-in-out; }
    40% { transform: rotate(60deg); transform-origin: top left; animation-timing-function: ease-in-out; }
    80% { transform: rotate(60deg) translateY(0); transform-origin: top left; animation-timing-function: ease-in-out; opacity: 1; }
    100% { transform: translateY(700px); opacity: 0; }
}

.hinge {
    animation: hinge 2s;
}

/* Roll In Animation */
@keyframes rollIn {
    0% { opacity: 0; transform: translateX(-100%) rotate(-120deg); }
    100% { opacity: 1; transform: translateX(0px) rotate(0deg); }
}

.roll-in {
    animation: rollIn 1s;
}