/**
 * Animations CSS - Over-the-top 90s Effects
 */

/* ==================== */
/* KEYFRAME DEFINITIONS */
/* ==================== */

/* Blink - Classic 90s blink effect */
@keyframes blink {
    0%, 49% { opacity: 1; }
    50%, 100% { opacity: 0; }
}

/* Rainbow Text - Cycling through colors */
@keyframes rainbow {
    0% { color: #FF0000; }
    14% { color: #FF8800; }
    28% { color: #FFFF00; }
    42% { color: #00FF00; }
    57% { color: #00FFFF; }
    71% { color: #0000FF; }
    85% { color: #FF00FF; }
    100% { color: #FF0000; }
}

/* Bounce - Vertical bouncing */
@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

/* Spin - Full rotation */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Spin Slow - Gentle rotation */
@keyframes spin-slow {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Pulse - Scale effect */
@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

/* Shake - Horizontal wobble */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

/* Float - Gentle up-down */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* Glow - Pulsing glow effect */
@keyframes glow {
    0%, 100% {
        text-shadow: 0 0 5px currentColor, 0 0 10px currentColor;
    }
    50% {
        text-shadow: 0 0 20px currentColor, 0 0 30px currentColor, 0 0 40px currentColor;
    }
}

/* Glitter - Sparkle opacity */
@keyframes glitter {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Color Shift - Background color transition */
@keyframes color-shift {
    0% { background-color: #FF1493; }
    25% { background-color: #9400D3; }
    50% { background-color: #00FFFF; }
    75% { background-color: #32CD32; }
    100% { background-color: #FF1493; }
}

/* Sparkle Fade - For cursor sparkles */
@keyframes sparkle-fade {
    0% {
        opacity: 1;
        transform: scale(1) rotate(0deg);
    }
    100% {
        opacity: 0;
        transform: scale(0) rotate(180deg);
    }
}

/* Star Fall - Falling star animation */
@keyframes star-fall {
    0% {
        transform: translateY(-100vh) rotate(0deg);
        opacity: 1;
    }
    100% {
        transform: translateY(100vh) rotate(720deg);
        opacity: 0;
    }
}

/* Wiggle - Fun wiggle effect */
@keyframes wiggle {
    0%, 100% { transform: rotate(-3deg); }
    50% { transform: rotate(3deg); }
}

/* Zoom In Out */
@keyframes zoom {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* ==================== */
/* ANIMATION CLASSES    */
/* ==================== */

/* Blink */
.blink {
    animation: blink 1s step-end infinite;
}

.blink-slow {
    animation: blink 2s step-end infinite;
}

/* Rainbow Text */
.rainbow-text {
    animation: rainbow 3s linear infinite;
}

/* Bounce */
.bounce {
    animation: bounce 0.6s ease-in-out infinite;
}

.bounce-slow {
    animation: bounce 1s ease-in-out infinite;
}

/* Spin */
.spin {
    display: inline-block;
    animation: spin 1s linear infinite;
}

.spin-slow {
    display: inline-block;
    animation: spin-slow 4s linear infinite;
}

/* Pulse */
.pulse {
    display: inline-block;
    animation: pulse 0.8s ease-in-out infinite;
}

/* Shake */
.shake {
    animation: shake 0.5s ease-in-out infinite;
}

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

/* Glow */
.glow {
    animation: glow 2s ease-in-out infinite;
}

/* Glitter */
.glitter {
    animation: glitter 0.3s ease-in-out infinite;
}

/* Wiggle */
.wiggle {
    animation: wiggle 0.3s ease-in-out infinite;
}

/* Zoom */
.zoom {
    animation: zoom 2s ease-in-out infinite;
}

/* ==================== */
/* HOVER ANIMATIONS     */
/* ==================== */

/* Hover Bounce */
.hover-bounce:hover {
    animation: bounce 0.3s ease-in-out;
}

/* Hover Shake */
.hover-shake:hover {
    animation: shake 0.3s ease-in-out;
}

/* Hover Spin */
.hover-spin:hover {
    animation: spin 0.5s linear;
}

/* Hover Glow */
.hover-glow:hover {
    animation: glow 0.5s ease-in-out infinite;
}

/* ==================== */
/* SPARKLE ELEMENTS     */
/* ==================== */

.sparkle-element {
    position: fixed;
    pointer-events: none;
    font-size: 20px;
    z-index: 10000;
    animation: sparkle-fade 1s ease-out forwards;
}

/* Falling Star */
.falling-star {
    position: fixed;
    color: #FFFF00;
    font-size: 16px;
    pointer-events: none;
    z-index: 9998;
    animation: star-fall 3s linear forwards;
    text-shadow: 0 0 10px #FFFF00, 0 0 20px #FF8800;
}

/* ==================== */
/* SPECIAL TEXT EFFECTS */
/* ==================== */

/* Animated Gradient Text */
.gradient-text {
    background: linear-gradient(
        90deg,
        #FF0000, #FF8800, #FFFF00,
        #00FF00, #00FFFF, #0000FF,
        #FF00FF, #FF0000
    );
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradient-shift 3s linear infinite;
}

@keyframes gradient-shift {
    0% { background-position: 0% center; }
    100% { background-position: 200% center; }
}

/* Neon Text */
.neon-text {
    color: #fff;
    text-shadow:
        0 0 5px #fff,
        0 0 10px #fff,
        0 0 20px #FF1493,
        0 0 30px #FF1493,
        0 0 40px #FF1493;
    animation: neon-flicker 1.5s infinite alternate;
}

@keyframes neon-flicker {
    0%, 19%, 21%, 23%, 25%, 54%, 56%, 100% {
        text-shadow:
            0 0 5px #fff,
            0 0 10px #fff,
            0 0 20px #FF1493,
            0 0 30px #FF1493,
            0 0 40px #FF1493;
    }
    20%, 24%, 55% {
        text-shadow: none;
    }
}

/* ==================== */
/* BUTTON EFFECTS       */
/* ==================== */

/* 3D Button Press Effect */
.btn-3d {
    transition: all 0.1s;
}

.btn-3d:active {
    transform: translateY(2px);
    box-shadow: none !important;
}

/* Rainbow Border Animation */
.rainbow-border {
    position: relative;
}

.rainbow-border::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    background: linear-gradient(
        90deg,
        #FF0000, #FF8800, #FFFF00,
        #00FF00, #00FFFF, #0000FF,
        #FF00FF, #FF0000
    );
    background-size: 400% 400%;
    z-index: -1;
    animation: border-rainbow 3s linear infinite;
}

@keyframes border-rainbow {
    0% { background-position: 0% 50%; }
    100% { background-position: 400% 50%; }
}

/* ==================== */
/* LOADING ANIMATIONS   */
/* ==================== */

.loading-dots::after {
    content: '';
    animation: loading-dots 1.5s infinite;
}

@keyframes loading-dots {
    0% { content: ''; }
    25% { content: '.'; }
    50% { content: '..'; }
    75% { content: '...'; }
}

/* ==================== */
/* TRANSITION CLASSES   */
/* ==================== */

.fade-in {
    animation: fade-in 0.5s ease-out;
}

@keyframes fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

.slide-in-left {
    animation: slide-in-left 0.5s ease-out;
}

@keyframes slide-in-left {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.slide-in-right {
    animation: slide-in-right 0.5s ease-out;
}

@keyframes slide-in-right {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.pop-in {
    animation: pop-in 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes pop-in {
    from {
        opacity: 0;
        transform: scale(0.5);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}