/* Modern Animation Library for RDF Landing Page */

/* Fade and slide animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(60px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-60px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-60px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(60px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

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

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.3);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Floating animation */
@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* Subtle pulse */
@keyframes subtlePulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.03);
    }
}

/* Slide reveal */
@keyframes slideReveal {
    from {
        transform: translateY(100px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Scroll reveal base styles */
.scroll-reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.scroll-reveal-left {
    opacity: 0;
    transform: translateX(-80px);
    transition: opacity 0.9s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.9s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.scroll-reveal-right {
    opacity: 0;
    transform: translateX(80px);
    transition: opacity 0.9s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.9s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.scroll-reveal-scale {
    opacity: 0;
    transform: scale(0.85);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.scroll-reveal-zoom {
    opacity: 0;
    transform: scale(0.5);
    transition: opacity 1s cubic-bezier(0.34, 1.56, 0.64, 1),
                transform 1s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.scroll-reveal-zoom.revealed {
    opacity: 1;
    transform: scale(1);
}

/* Stagger delays */
.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }
.delay-400 { transition-delay: 0.4s; }
.delay-500 { transition-delay: 0.5s; }
.delay-600 { transition-delay: 0.6s; }

/* Image zoom on hover */
.img-hover-zoom {
    overflow: hidden;
    position: relative;
}

.img-hover-zoom::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(220, 53, 69, 0.15), rgba(220, 53, 69, 0.05));
    opacity: 0;
    transition: opacity 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    z-index: 1;
    pointer-events: none;
}

.img-hover-zoom:hover::before {
    opacity: 1;
}

.img-hover-zoom img {
    transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    will-change: transform;
}

.img-hover-zoom:hover img {
    transform: scale(1.08);
}

/* Card lift effect */
.card-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card-lift:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

/* Smooth button effects */
.btn-smooth {
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.btn-smooth::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.5s ease, height 0.5s ease;
}

.btn-smooth:hover::before {
    width: 300px;
    height: 300px;
}

.btn-smooth:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(220, 53, 69, 0.3);
}

/* Underline animation */
.underline-animate {
    position: relative;
    display: inline-block;
}

.underline-animate::after {
    content: '';
    position: absolute;
    width: 0;
    height: 3px;
    bottom: -8px;
    left: 50%;
    background: linear-gradient(90deg, transparent, #dc3545, transparent);
    transition: width 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94), left 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.scroll-reveal.revealed .underline-animate::after,
.underline-animate:hover::after {
    width: 100%;
    left: 0;
}

/* Parallax smooth */
.parallax-smooth {
    will-change: transform;
    transition: transform 0.1s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* Text reveal line by line */
.text-reveal-wrapper {
    overflow: hidden;
}

.text-reveal {
    opacity: 0;
    transform: translateY(100%);
    display: inline-block;
    transition: opacity 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.revealed .text-reveal {
    opacity: 1;
    transform: translateY(0);
}

/* Counter animation */
@keyframes countUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.counter {
    animation: countUp 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* Image overlay effect */
.img-overlay-effect {
    position: relative;
    overflow: hidden;
}

/* Progress bar reveal */
@keyframes progressReveal {
    from {
        transform: scaleX(0);
    }
    to {
        transform: scaleX(1);
    }
}

.progress-reveal {
    transform-origin: left;
    animation: progressReveal 1.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* Stagger children animation */
.stagger-children > * {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

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

/* Smooth section transitions */
.section-fade {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 1s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 1s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.section-fade.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Hero animations */
.hero-title {
    opacity: 0;
    animation: fadeInDown 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.3s forwards;
}

.hero-subtitle {
    opacity: 0;
    animation: fadeInUp 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.6s forwards;
}

.hero-logo {
    opacity: 0;
    animation: zoomIn 1s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.9s forwards;
}

/* Scroll indicator */
@keyframes scrollBounce {
    0%, 100% {
        transform: translateY(0);
        opacity: 1;
    }
    50% {
        transform: translateY(10px);
        opacity: 0.7;
    }
}

.scroll-indicator {
    animation: scrollBounce 2s ease-in-out infinite;
}

/* Split text animation */
.split-text span {
    display: inline-block;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
}

.split-text span:nth-child(1) { animation-delay: 0.1s; }
.split-text span:nth-child(2) { animation-delay: 0.15s; }
.split-text span:nth-child(3) { animation-delay: 0.2s; }
.split-text span:nth-child(4) { animation-delay: 0.25s; }
.split-text span:nth-child(5) { animation-delay: 0.3s; }