/* ========== ANIMATIONS & TRANSITIONS ========== */

/* Page Load Animation */
.page-load {
    animation: fadeIn 0.8s ease forwards;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Scroll Reveal Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered Animation Delays */
.reveal.delay-1 { transition-delay: 0.1s; }
.reveal.delay-2 { transition-delay: 0.2s; }
.reveal.delay-3 { transition-delay: 0.3s; }
.reveal.delay-4 { transition-delay: 0.4s; }
.reveal.delay-5 { transition-delay: 0.5s; }
.reveal.delay-6 { transition-delay: 0.6s; }
.reveal.delay-7 { transition-delay: 0.7s; }
.reveal.delay-8 { transition-delay: 0.8s; }

/* Hover Animations */
.hover-lift {
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hover-lift:hover {
    transform: translateY(-10px);
}

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

.hover-glow:hover {
    box-shadow: 0 10px 25px rgba(227, 6, 19, 0.3);
}

.hover-underline {
    position: relative;
}

.hover-underline::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-red);
    transition: width 0.3s ease;
}

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

/* Button Ripple Effect */
.btn-ripple {
    position: relative;
    overflow: hidden;
}

.btn-ripple::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-ripple:hover::after {
    width: 300px;
    height: 300px;
}

/* Text Reveal Animation */
.text-reveal {
    overflow: hidden;
}

.text-reveal span {
    display: inline-block;
    animation: revealText 1s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    opacity: 0;
    transform: translateY(100%);
}

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

/* Industrial Icon Animation */
.industrial-icon {
    transition: all 0.3s ease;
}

.industrial-icon:hover {
    color: var(--accent-red-light);
    transform: scale(1.1) rotate(5deg);
}

/* Counter Animation */
.counter-up {
    font-variant-numeric: tabular-nums;
}

/* Marquee Animation for Brand Logos */
@keyframes marquee {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.brand-marquee {
    display: flex;
    width: 200%;
    animation: marquee 30s linear infinite;
}

.brand-marquee:hover {
    animation-play-state: paused;
}

/* Pulse Animation for CTA */
.pulse-animation {
    animation: pulse 2s infinite;
}

/* Floating Animation */
.float-animation {
    animation: float 6s ease-in-out infinite;
}

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

.bounce-animation {
    animation: bounce 2s infinite;
}

/* Shimmer Effect */
.shimmer {
    position: relative;
    overflow: hidden;
}

.shimmer::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.1),
        transparent
    );
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    100% {
        left: 100%;
    }
}

/* Gradient Border Animation */
.gradient-border {
    position: relative;
    border: 2px solid transparent;
    background: var(--metal-dark);
    background-clip: padding-box;
}

.gradient-border::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(
        45deg,
        var(--accent-red),
        transparent,
        var(--accent-red)
    );
    border-radius: inherit;
    z-index: -1;
    animation: rotateGradient 3s linear infinite;
}

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

/* Typewriter Effect */
.typewriter {
    overflow: hidden;
    border-right: 3px solid var(--accent-red);
    white-space: nowrap;
    margin: 0 auto;
    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-red);
    }
}

/* Loading Bar Animation */
.loading-bar {
    height: 4px;
    background: linear-gradient(
        to right,
        var(--accent-red) 0%,
        var(--accent-red) 50%,
        transparent 50%,
        transparent 100%
    );
    background-size: 200% 100%;
    animation: loadingBar 2s linear infinite;
}

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

/* Slide In From Sides */
.slide-in-left {
    animation: slideInLeft 0.6s ease forwards;
}

.slide-in-right {
    animation: slideInRight 0.6s ease forwards;
}

.slide-in-top {
    animation: slideInTop 0.6s ease forwards;
}

@keyframes slideInTop {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Fade In Stagger */
.fade-in-stagger > * {
    opacity: 0;
    animation: fadeIn 0.6s ease forwards;
}

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

/* Parallax Scrolling Effect */
.parallax {
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

/* Scale In Animation */
@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.scale-in {
    animation: scaleIn 0.6s ease forwards;
}

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

.rotate-animation {
    animation: rotate 20s linear infinite;
}

/* Flip Card Animation */
.flip-card {
    perspective: 1000px;
}

.flip-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    text-align: center;
    transition: transform 0.6s;
    transform-style: preserve-3d;
}

.flip-card:hover .flip-card-inner {
    transform: rotateY(180deg);
}

.flip-card-front,
.flip-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

.flip-card-back {
    transform: rotateY(180deg);
}