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

/* ===== SCROLL TRIGGERED ANIMATIONS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes slideInFromBottom {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

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

/* ===== ANIMATION CLASSES ===== */
.animate-fade-in-up {
    animation: fadeInUp 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-fade-in-scale {
    animation: fadeInScale 0.8s ease-out forwards;
}

.animate-slide-in-bottom {
    animation: slideInFromBottom 0.8s ease-out forwards;
}

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

.animate-float {
    animation: float 3s ease-in-out infinite;
}

/* ===== INITIAL STATES FOR SCROLL ANIMATIONS ===== */
.scroll-animate {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

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

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

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

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

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

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

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

/* ===== HOVER ANIMATIONS ===== */
.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, 0.15);
}

.hover-scale {
    transition: transform 0.3s ease;
}

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

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

.hover-glow:hover {
    box-shadow: 0 0 20px rgba(231, 76, 60, 0.4);
}

.hover-rotate {
    transition: transform 0.3s ease;
}

.hover-rotate:hover {
    transform: rotate(5deg);
}

/* ===== NAVIGATION ANIMATIONS ===== */
.navbar {
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 30px rgba(0, 0, 0, 0.15);
}

.nav-link {
    position: relative;
    transition: color 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #e74c3c;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* ===== HERO SECTION ANIMATIONS ===== */
.hero-title {
    animation: fadeInUp 1s ease-out 0.2s both;
}

.hero-subtitle {
    animation: fadeInUp 1s ease-out 0.4s both;
}

.hero-description {
    animation: fadeInUp 1s ease-out 0.6s both;
}

.hero-buttons {
    animation: fadeInUp 1s ease-out 0.8s both;
}

.hero-image {
    animation: fadeInScale 1s ease-out 1s both;
}

/* ===== BUTTON ANIMATIONS ===== */
.btn {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(231, 76, 60, 0.4);
}

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(231, 76, 60, 0.2);
}

/* ===== FEATURE CARD ANIMATIONS ===== */
.feature-card {
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(231, 76, 60, 0.1), rgba(243, 156, 18, 0.1));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    transition: transform 0.3s ease;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1);
}

/* ===== RATING ANIMATIONS ===== */
.rating-fill {
    animation: slideInFromBottom 1s ease-out 0.5s both;
}

.rating-score {
    animation: fadeInScale 0.8s ease-out 0.3s both;
}

.rating-stars {
    animation: fadeInScale 0.8s ease-out 0.5s both;
}

/* ===== REVIEW QUOTE ANIMATIONS ===== */
.review-quote {
    transition: all 0.3s ease;
    position: relative;
}

.review-quote::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, #e74c3c, #f39c12);
    transition: width 0.3s ease;
}

.review-quote:hover::after {
    width: 100%;
}

.review-quote:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

/* ===== PLATFORM CARD ANIMATIONS ===== */
.platform-card {
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.platform-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    transform: scale(0);
    transition: transform 0.3s ease;
}

.platform-card:hover::before {
    transform: scale(1);
}

.platform-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.2);
}

.platform-icon {
    transition: transform 0.3s ease;
}

.platform-card:hover .platform-icon {
    transform: scale(1.1) rotate(5deg);
}

/* ===== FAQ ANIMATIONS ===== */
.faq-question {
    transition: all 0.3s ease;
}

.faq-toggle {
    transition: transform 0.3s ease;
}

.faq-item.active .faq-toggle {
    transform: rotate(45deg);
}

.faq-answer {
    transition: max-height 0.3s ease, opacity 0.3s ease;
    opacity: 0;
}

.faq-answer.active {
    opacity: 1;
}

/* ===== LOADING ANIMATIONS ===== */
@keyframes shimmer {
    0% {
        background-position: -200px 0;
    }
    100% {
        background-position: calc(200px + 100%) 0;
    }
}

.loading {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200px 100%;
    animation: shimmer 1.5s infinite;
}

/* ===== PARALLAX EFFECTS ===== */
.parallax {
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

/* ===== STAGGERED ANIMATIONS ===== */
.stagger-animate > * {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

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

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

/* ===== PERFORMANCE OPTIMIZATIONS ===== */
@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;
    }
}

/* ===== ANIMATION UTILITIES ===== */
.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; }
.delay-500 { animation-delay: 0.5s; }

.duration-300 { animation-duration: 0.3s; }
.duration-500 { animation-duration: 0.5s; }
.duration-700 { animation-duration: 0.7s; }
.duration-1000 { animation-duration: 1s; }

.ease-out { animation-timing-function: ease-out; }
.ease-in { animation-timing-function: ease-in; }
.ease-in-out { animation-timing-function: ease-in-out; }

/* ===== INTERSECTION OBSERVER TRIGGERS ===== */
.observe-once {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.observe-once.observed {
    opacity: 1;
    transform: translateY(0);
}

/* ===== CUSTOM CURSOR ANIMATIONS ===== */
.custom-cursor {
    width: 20px;
    height: 20px;
    background: rgba(231, 76, 60, 0.5);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.1s ease;
}

.custom-cursor.hover {
    transform: scale(2);
    background: rgba(231, 76, 60, 0.8);
}

/* ===== SCROLL PROGRESS INDICATOR ===== */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, #e74c3c, #f39c12);
    z-index: 1001;
    transition: width 0.1s ease;
}

/* ===== BACK TO TOP BUTTON ===== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #e74c3c, #f39c12);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(231, 76, 60, 0.4);
}