/* Steady Steel Landing Page Animations - Dark Theme Compatible */

/* Keyframe Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translate3d(0, 30px, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translate3d(0, -30px, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translate3d(-30px, 0, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translate3d(30px, 0, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale3d(0.8, 0.8, 0.8);
    }
    to {
        opacity: 1;
        transform: scale3d(1, 1, 1);
    }
}

@keyframes slideInUp {
    from {
        transform: translate3d(0, 100%, 0);
        visibility: visible;
    }
    to {
        transform: translate3d(0, 0, 0);
    }
}

@keyframes pulse {
    0% {
        transform: scale3d(1, 1, 1);
    }
    50% {
        transform: scale3d(1.05, 1.05, 1.05);
    }
    100% {
        transform: scale3d(1, 1, 1);
    }
}

@keyframes bounce {
    0%, 20%, 53%, 80%, 100% {
        animation-timing-function: cubic-bezier(0.215, 0.61, 0.355, 1);
        transform: translate3d(0, 0, 0);
    }
    40%, 43% {
        animation-timing-function: cubic-bezier(0.755, 0.05, 0.855, 0.06);
        transform: translate3d(0, -30px, 0);
    }
    70% {
        animation-timing-function: cubic-bezier(0.755, 0.05, 0.855, 0.06);
        transform: translate3d(0, -15px, 0);
    }
    90% {
        transform: translate3d(0, -4px, 0);
    }
}

@keyframes glow {
    0% {
        box-shadow: 0 0 5px rgba(255, 215, 0, 0.3);
    }
    50% {
        box-shadow: 0 0 20px rgba(255, 215, 0, 0.6), 0 0 30px rgba(255, 215, 0, 0.4);
    }
    100% {
        box-shadow: 0 0 5px rgba(255, 215, 0, 0.3);
    }
}

@keyframes shimmer {
    0% {
        background-position: -200px 0;
    }
    100% {
        background-position: calc(200px + 100%) 0;
    }
}

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

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

/* Animation Classes */
.animate-fade-in-up {
    animation: fadeInUp 0.8s ease-out forwards;
}

.animate-fade-in-down {
    animation: fadeInDown 0.8s ease-out forwards;
}

.animate-fade-in-left {
    animation: fadeInLeft 0.8s ease-out forwards;
}

.animate-fade-in-right {
    animation: fadeInRight 0.8s ease-out forwards;
}

.animate-zoom-in {
    animation: zoomIn 0.6s ease-out forwards;
}

.animate-slide-in-up {
    animation: slideInUp 0.6s ease-out forwards;
}

.animate-pulse {
    animation: pulse 2s infinite;
}

.animate-bounce {
    animation: bounce 1s;
}

.animate-glow {
    animation: glow 2s ease-in-out infinite alternate;
}

.animate-shimmer {
    position: relative;
    overflow: hidden;
}

.animate-shimmer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 200px;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.4), transparent);
    animation: shimmer 2s infinite;
}

/* Scroll-triggered animations */
.scroll-animate {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.scroll-animate.animate {
    opacity: 1;
    transform: translateY(0);
}

.scroll-animate-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.scroll-animate-left.animate {
    opacity: 1;
    transform: translateX(0);
}

.scroll-animate-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.scroll-animate-right.animate {
    opacity: 1;
    transform: translateX(0);
}

.scroll-animate-scale {
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Delay classes for staggered animations */
.delay-0 { animation-delay: 0s; transition-delay: 0s; }
.delay-100 { animation-delay: 0.1s; transition-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; transition-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; transition-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; transition-delay: 0.4s; }
.delay-500 { animation-delay: 0.5s; transition-delay: 0.5s; }
.delay-600 { animation-delay: 0.6s; transition-delay: 0.6s; }
.delay-700 { animation-delay: 0.7s; transition-delay: 0.7s; }
.delay-800 { animation-delay: 0.8s; transition-delay: 0.8s; }
.delay-900 { animation-delay: 0.9s; transition-delay: 0.9s; }
.delay-1000 { animation-delay: 1s; transition-delay: 1s; }

/* Duration classes */
.duration-200 { animation-duration: 0.2s; transition-duration: 0.2s; }
.duration-300 { animation-duration: 0.3s; transition-duration: 0.3s; }
.duration-500 { animation-duration: 0.5s; transition-duration: 0.5s; }
.duration-700 { animation-duration: 0.7s; transition-duration: 0.7s; }
.duration-1000 { animation-duration: 1s; transition-duration: 1s; }

/* Hover animations */
.hover-scale {
    transition: transform 0.3s ease;
}

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

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

.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
}

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

.hover-glow:hover {
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
}

/* Button specific animations */
.btn-animate {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

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

.btn-animate:hover::before {
    left: 100%;
}

.btn-pulse:hover {
    animation: pulse 0.5s;
}

/* Loading animations */
.loading-dots {
    display: inline-block;
}

.loading-dots::after {
    content: '';
    animation: loading-dots 1.5s steps(4, end) infinite;
}

@keyframes loading-dots {
    0%, 20% { 
        content: '';
    }
    40% {
        content: '.';
    }
    60% {
        content: '..';
    }
    80%, 100% {
        content: '...';
    }
}

.spinner {
    border: 3px solid rgba(255, 215, 0, 0.3);
    border-radius: 50%;
    border-top: 3px solid var(--gold-primary);
    width: 30px;
    height: 30px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Progress bar animation */
.progress-bar {
    position: relative;
    background-color: var(--bg-tertiary);
    border-radius: 10px;
    overflow: hidden;
    height: 8px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--gold-primary), var(--gold-secondary));
    border-radius: 10px;
    transition: width 0.5s ease;
    position: relative;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background-image: linear-gradient(
        -45deg,
        rgba(255, 255, 255, 0.2) 25%,
        transparent 25%,
        transparent 50%,
        rgba(255, 255, 255, 0.2) 50%,
        rgba(255, 255, 255, 0.2) 75%,
        transparent 75%,
        transparent
    );
    background-size: 20px 20px;
    animation: move 1s linear infinite;
}

@keyframes move {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 20px 20px;
    }
}

/* Typewriter effect */
.typewriter {
    overflow: hidden;
    border-right: 2px solid var(--gold-primary);
    white-space: nowrap;
    margin: 0 auto;
    animation: 
        typewriter 3s steps(40, end),
        blink 0.75s step-end infinite;
}

/* Parallax scrolling support */
.parallax {
    will-change: transform;
}

/* Reduce motion for accessibility */
@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;
    }
    
    .scroll-animate,
    .scroll-animate-left,
    .scroll-animate-right,
    .scroll-animate-scale {
        opacity: 1;
        transform: none;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .animate-glow {
        animation: none;
        box-shadow: 0 0 0 2px var(--gold-primary);
    }
    
    .animate-shimmer::before {
        display: none;
    }
}

/* Performance optimizations */
.will-change-transform {
    will-change: transform;
}

.will-change-opacity {
    will-change: opacity;
}

.will-change-auto {
    will-change: auto;
}

/* GPU acceleration for smooth animations */
.gpu-accelerated {
    transform: translateZ(0);
    backface-visibility: hidden;
    perspective: 1000px;
}

/* Intersection Observer animation states */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Dark theme specific glows and effects */
.dark-glow {
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.3);
}

.dark-glow:hover {
    box-shadow: 0 0 30px rgba(255, 215, 0, 0.5);
}

/* Text reveal animations */
.text-reveal {
    position: relative;
    overflow: hidden;
}

.text-reveal::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-primary);
    animation: revealText 1s ease forwards;
}

@keyframes revealText {
    to {
        width: 0;
    }
}

/* Number counter animation */
.number-counter {
    transition: all 0.5s ease;
}

/* Stagger children animations */
.stagger-children > * {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.stagger-children.animate > *:nth-child(1) { transition-delay: 0.1s; }
.stagger-children.animate > *:nth-child(2) { transition-delay: 0.2s; }
.stagger-children.animate > *:nth-child(3) { transition-delay: 0.3s; }
.stagger-children.animate > *:nth-child(4) { transition-delay: 0.4s; }
.stagger-children.animate > *:nth-child(5) { transition-delay: 0.5s; }
.stagger-children.animate > *:nth-child(6) { transition-delay: 0.6s; }

.stagger-children.animate > * {
    opacity: 1;
    transform: translateY(0);
}