/* Advanced Animations for Tech-Forward Design */


/* Typewriter Effect */

.typewriter {
    overflow: hidden;
    border-right: 3px solid var(--accent-primary);
    white-space: nowrap;
    margin: 0 auto;
    letter-spacing: 0.1em;
    animation: typing 3.5s steps(40, end), blink-caret 0.75s step-end infinite;
}

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

@keyframes blink-caret {
    from,
    to {
        border-color: transparent;
    }
    50% {
        border-color: var(--accent-primary);
    }
}


/* Neural Network Animation */

.neural-network {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    opacity: 0.3;
}

.neural-network::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(circle at 20% 30%, var(--accent-primary) 1px, transparent 1px), radial-gradient(circle at 60% 20%, var(--accent-secondary) 1px, transparent 1px), radial-gradient(circle at 80% 60%, var(--accent-primary) 1px, transparent 1px), radial-gradient(circle at 30% 80%, var(--accent-secondary) 1px, transparent 1px), radial-gradient(circle at 90% 40%, var(--accent-primary) 1px, transparent 1px);
    background-size: 200px 200px, 300px 300px, 250px 250px, 180px 180px, 220px 220px;
    animation: neuralMove 20s linear infinite;
}

.neural-network::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent 48%, var(--accent-primary) 49%, var(--accent-primary) 51%, transparent 52%), linear-gradient(-45deg, transparent 48%, var(--accent-secondary) 49%, var(--accent-secondary) 51%, transparent 52%);
    background-size: 100px 100px, 150px 150px;
    opacity: 0.1;
    animation: neuralLines 15s linear infinite reverse;
}

@keyframes neuralMove {
    0% {
        transform: translate(0, 0);
    }
    25% {
        transform: translate(-20px, -30px);
    }
    50% {
        transform: translate(30px, -20px);
    }
    75% {
        transform: translate(-10px, 20px);
    }
    100% {
        transform: translate(0, 0);
    }
}

@keyframes neuralLines {
    0% {
        transform: rotate(0deg) scale(1);
    }
    50% {
        transform: rotate(180deg) scale(1.1);
    }
    100% {
        transform: rotate(360deg) scale(1);
    }
}


/* Floating Particles */

.floating-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
}

.floating-particles::before,
.floating-particles::after {
    content: '';
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--accent-primary);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

.floating-particles::before {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
    box-shadow: 80px 120px 0 -2px var(--accent-secondary), 160px 60px 0 -1px var(--accent-primary), 240px 140px 0 -2px var(--accent-secondary), 320px 80px 0 -1px var(--accent-primary), 400px 160px 0 -2px var(--accent-secondary);
}

.floating-particles::after {
    top: 60%;
    left: 20%;
    animation-delay: 3s;
    box-shadow: 60px -80px 0 -1px var(--accent-primary), 140px 40px 0 -2px var(--accent-secondary), 220px -60px 0 -1px var(--accent-primary), 300px 20px 0 -2px var(--accent-secondary), 380px -40px 0 -1px var(--accent-primary);
}

@keyframes float {
    0%,
    100% {
        transform: translateY(0px) rotate(0deg);
        opacity: 0.3;
    }
    33% {
        transform: translateY(-20px) rotate(120deg);
        opacity: 0.8;
    }
    66% {
        transform: translateY(10px) rotate(240deg);
        opacity: 0.5;
    }
}


/* Code Blocks Animation */

.code-blocks {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.code-blocks::before {
    content: '{ "ai": "innovation" }\n< algorithm />\nfunction() {\n  return future;\n}\n\nclass AI {\n  constructor() {\n    this.potential = ∞;\n  }\n}';
    position: absolute;
    top: 20%;
    left: 10%;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--accent-primary);
    opacity: 0.4;
    white-space: pre-line;
    line-height: 1.6;
    animation: codeFlow 8s ease-in-out infinite;
}

.code-blocks::after {
    content: 'import tensorflow as tf\nfrom transformers import GPT\n\ndef train_model():\n    model = create_llm()\n    return optimize(model)\n\n# Deep Learning\nneural_net = NeuralNetwork()\nresult = neural_net.predict()';
    position: absolute;
    top: 40%;
    right: 15%;
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--accent-secondary);
    opacity: 0.3;
    white-space: pre-line;
    line-height: 1.5;
    animation: codeFlow 10s ease-in-out infinite reverse;
}

@keyframes codeFlow {
    0%,
    100% {
        transform: translateY(0px) scale(1);
        opacity: 0.3;
    }
    50% {
        transform: translateY(-15px) scale(1.05);
        opacity: 0.6;
    }
}


/* Data Streams */

.data-streams {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.data-streams::before,
.data-streams::after {
    content: '';
    position: absolute;
    width: 2px;
    height: 100px;
    background: linear-gradient(to bottom, transparent, var(--accent-primary), transparent);
    animation: dataStream 3s linear infinite;
}

.data-streams::before {
    left: 30%;
    animation-delay: 0s;
}

.data-streams::after {
    right: 25%;
    animation-delay: 1.5s;
    background: linear-gradient(to bottom, transparent, var(--accent-secondary), transparent);
}

@keyframes dataStream {
    0% {
        transform: translateY(-100px);
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        transform: translateY(calc(100vh + 100px));
        opacity: 0;
    }
}


/* Glow Effects */

.glow-effect {
    position: relative;
}

.glow-effect::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: var(--accent-gradient);
    border-radius: inherit;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.glow-effect:hover::before {
    opacity: 0.3;
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    from {
        box-shadow: 0 0 20px var(--glow-color);
    }
    to {
        box-shadow: 0 0 40px var(--glow-color), 0 0 60px var(--glow-color);
    }
}


/* Matrix Rain Effect */

.matrix-rain {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    opacity: 0.1;
}

.matrix-column {
    position: absolute;
    top: -100%;
    font-family: var(--font-mono);
    font-size: 14px;
    color: var(--accent-primary);
    animation: matrixFall linear infinite;
}

@keyframes matrixFall {
    to {
        transform: translateY(100vh);
    }
}


/* Scan Line Effect */

.scan-line {
    position: relative;
    overflow: hidden;
}

.scan-line::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 245, 255, 0.2), transparent);
    animation: scan 3s ease-in-out infinite;
}

@keyframes scan {
    0% {
        left: -100%;
    }
    50% {
        left: 100%;
    }
    100% {
        left: 100%;
    }
}


/* Loading Dots */

.loading-dots {
    display: inline-flex;
    gap: 4px;
}

.loading-dots span {
    width: 8px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 50%;
    animation: loadingDot 1.4s ease-in-out infinite both;
}

.loading-dots span:nth-child(1) {
    animation-delay: -0.32s;
}

.loading-dots span:nth-child(2) {
    animation-delay: -0.16s;
}

.loading-dots span:nth-child(3) {
    animation-delay: 0s;
}

@keyframes loadingDot {
    0%,
    80%,
    100% {
        transform: scale(0);
        opacity: 0.5;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}


/* Circuit Board Pattern */

.circuit-pattern {
    background-image: linear-gradient(90deg, var(--border-color) 1px, transparent 1px), linear-gradient(var(--border-color) 1px, transparent 1px);
    background-size: 20px 20px;
    position: relative;
}

.circuit-pattern::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle at 50% 50%, var(--accent-primary) 1px, transparent 1px);
    background-size: 40px 40px;
    opacity: 0.3;
    animation: circuitPulse 4s ease-in-out infinite;
}

@keyframes circuitPulse {
    0%,
    100% {
        opacity: 0.3;
    }
    50% {
        opacity: 0.7;
    }
}


/* Holographic Effect */

.holographic {
    background: linear-gradient(45deg, var(--accent-primary), var(--accent-secondary), var(--accent-primary), var(--accent-secondary));
    background-size: 400% 400%;
    animation: holographic 3s ease infinite;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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


/* Tech Border Animation */

.tech-border {
    position: relative;
    border: 1px solid var(--border-color);
}

.tech-border::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border: 2px solid transparent;
    border-image: linear-gradient(45deg, var(--accent-primary), transparent, var(--accent-secondary), transparent) 1;
    animation: techBorderRotate 4s linear infinite;
    pointer-events: none;
}

@keyframes techBorderRotate {
    0% {
        border-image-source: linear-gradient(0deg, var(--accent-primary), transparent, var(--accent-secondary), transparent);
    }
    25% {
        border-image-source: linear-gradient(90deg, var(--accent-primary), transparent, var(--accent-secondary), transparent);
    }
    50% {
        border-image-source: linear-gradient(180deg, var(--accent-primary), transparent, var(--accent-secondary), transparent);
    }
    75% {
        border-image-source: linear-gradient(270deg, var(--accent-primary), transparent, var(--accent-secondary), transparent);
    }
    100% {
        border-image-source: linear-gradient(360deg, var(--accent-primary), transparent, var(--accent-secondary), transparent);
    }
}


/* Fade In Animations */

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

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

.fade-in-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: all 0.8s ease;
}

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

.fade-in-right {
    opacity: 0;
    transform: translateX(30px);
    transition: all 0.8s ease;
}

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


/* Scale on Scroll */

.scale-on-scroll {
    transform: scale(0.8);
    opacity: 0;
    transition: all 0.8s ease;
}

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


/* Stagger Animation */

.stagger-item {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

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


/* Performance optimizations */

.gpu-accelerated {
    transform: translateZ(0);
    backface-visibility: hidden;
    perspective: 1000px;
}


/* Reduced motion preferences */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    .typewriter {
        border-right: none;
        animation: none;
    }
    .floating-particles,
    .neural-network,
    .data-streams {
        display: none;
    }
}