/* ============================================
   SCROLL ANIMATIONS & TRANSITIONS
   Vintage Vegas Wedding - Jac & Ben
   ============================================ */

/* ============================================
   SCROLL REVEAL BASE STATES
   ============================================ */

.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.reveal-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.reveal-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.reveal-scale {
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Staggered reveals */
.reveal-stagger > * {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal-stagger.active > *:nth-child(1) { transition-delay: 0s; }
.reveal-stagger.active > *:nth-child(2) { transition-delay: 0.1s; }
.reveal-stagger.active > *:nth-child(3) { transition-delay: 0.2s; }
.reveal-stagger.active > *:nth-child(4) { transition-delay: 0.3s; }
.reveal-stagger.active > *:nth-child(5) { transition-delay: 0.4s; }

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

/* ============================================
   PARALLAX LAYERS
   ============================================ */

.parallax-container {
    perspective: 1px;
    overflow-x: hidden;
    overflow-y: auto;
    height: 100vh;
}

.parallax-slow {
    transform: translateZ(-2px) scale(3);
}

.parallax-medium {
    transform: translateZ(-1px) scale(2);
}

.parallax-fast {
    transform: translateZ(0);
}

/* ============================================
   CARD FAN ANIMATION
   ============================================ */

.cards-fan {
    perspective: 1000px;
}

.cards-fan .card {
    transition: transform 0.5s ease, opacity 0.5s ease;
}

.cards-fan.spread .card-1 {
    transform: rotate(-25deg) translateX(-80px) translateY(-10px);
}

.cards-fan.spread .card-2 {
    transform: rotate(-10deg) translateX(-30px);
    z-index: 2;
}

.cards-fan.spread .card-3 {
    transform: rotate(10deg) translateX(30px);
    z-index: 3;
}

.cards-fan.spread .card-4 {
    transform: rotate(25deg) translateX(80px) translateY(-10px);
    z-index: 2;
}

/* Card hover effect - subtle lift */
.card-1:hover {
    transform: rotate(-20deg) translateX(-60px) translateY(-8px);
    z-index: 10;
}
.card-2:hover {
    transform: rotate(-7deg) translateX(-20px) translateY(-8px);
    z-index: 10;
}
.card-3:hover {
    transform: rotate(7deg) translateX(20px) translateY(-8px);
    z-index: 10;
}
.card-4:hover {
    transform: rotate(20deg) translateX(60px) translateY(-8px);
    z-index: 10;
}

/* Card hover when spread */
.cards-fan.spread .card-1:hover {
    transform: rotate(-25deg) translateX(-80px) translateY(-18px);
    z-index: 10;
}
.cards-fan.spread .card-2:hover {
    transform: rotate(-10deg) translateX(-30px) translateY(-8px);
    z-index: 10;
}
.cards-fan.spread .card-3:hover {
    transform: rotate(10deg) translateX(30px) translateY(-8px);
    z-index: 10;
}
.cards-fan.spread .card-4:hover {
    transform: rotate(25deg) translateX(80px) translateY(-18px);
    z-index: 10;
}

/* ============================================
   HEART POWER-ON ANIMATION
   ============================================ */

.big-heart {
    opacity: 0.3;
    filter: grayscale(1);
    transition: opacity 1s ease, filter 1s ease;
}

.big-heart.powered-on {
    opacity: 1;
    filter: grayscale(0);
}

.big-heart.powered-on .heart-bulbs {
    animation: heartPowerOn 0.5s ease-out forwards;
}

@keyframes heartPowerOn {
    0% {
        opacity: 0;
        transform: scale(0.9);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.02);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* Heart pulse when active */
.big-heart.active {
    animation: heartbeat 1.5s ease-in-out infinite;
}

@keyframes heartbeat {
    0%, 100% {
        transform: scale(1);
    }
    15% {
        transform: scale(1.05);
    }
    30% {
        transform: scale(1);
    }
    45% {
        transform: scale(1.03);
    }
}

/* ============================================
   FIREWORKS
   ============================================ */

.firework {
    position: absolute;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    animation: fireworkExplode 1.5s ease-out forwards;
}

@keyframes fireworkExplode {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    100% {
        transform: scale(0);
        opacity: 0;
    }
}

.firework-particle {
    position: absolute;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    animation: particleFly 1.5s ease-out forwards;
}

@keyframes particleFly {
    0% {
        transform: translate(0, 0) scale(1);
        opacity: 1;
    }
    100% {
        transform: translate(var(--tx), var(--ty)) scale(0);
        opacity: 0;
    }
}

/* ============================================
   SLOT MACHINE ANIMATION
   ============================================ */

.slot-spin {
    animation: slotSpin 0.5s ease-out;
}

@keyframes slotSpin {
    0% {
        transform: translateY(-100%);
        opacity: 0;
    }
    50% {
        transform: translateY(10%);
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Lucky 7 shimmer */
.lucky-seven {
    position: relative;
    overflow: hidden;
}

.lucky-seven::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 30%,
        rgba(255, 255, 255, 0.3) 50%,
        transparent 70%
    );
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%) rotate(45deg);
    }
    100% {
        transform: translateX(100%) rotate(45deg);
    }
}

/* ============================================
   DICE ROLL ANIMATION
   ============================================ */

.dice-roll {
    animation: diceRoll 1s ease-out;
}

@keyframes diceRoll {
    0% {
        transform: rotate(0deg) scale(0.5);
        opacity: 0;
    }
    50% {
        transform: rotate(180deg) scale(1.2);
    }
    100% {
        transform: rotate(360deg) scale(1);
        opacity: 1;
    }
}

/* ============================================
   ENTRANCE ANIMATIONS
   ============================================ */

.fade-in {
    animation: fadeIn 1s ease-out forwards;
}

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

.slide-up {
    animation: slideUp 0.8s ease-out forwards;
}

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

.pop-in {
    animation: popIn 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55) forwards;
}

@keyframes popIn {
    from {
        opacity: 0;
        transform: scale(0.5);
    }
    to {
        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 30px rgba(0, 0, 0, 0.3);
}

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

.hover-glow:hover {
    box-shadow: 0 0 30px currentColor;
}

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

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

/* ============================================
   LOADING STATES
   ============================================ */

.loading {
    position: relative;
    overflow: hidden;
}

.loading::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: loadingShine 1.5s infinite;
}

@keyframes loadingShine {
    to {
        left: 100%;
    }
}

/* ============================================
   REDUCED MOTION
   ============================================ */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .banner-track {
        animation: none !important;
    }
    
    .reveal,
    .reveal-left,
    .reveal-right,
    .reveal-scale {
        opacity: 1;
        transform: none;
    }
    
    .reveal-stagger > * {
        opacity: 1;
        transform: none;
    }
}

/* ============================================
   CUSTOM SCROLL BEHAVIOR
   ============================================ */

.smooth-scroll {
    scroll-behavior: smooth;
}

/* Section snap points (optional) */
.snap-section {
    scroll-snap-align: start;
}

.snap-container {
    scroll-snap-type: y proximity;
}