/* ===================================
   ZCDesign - Animations Stylesheet
   =================================== */

/* ===== Scroll Reveal Animations ===== */
.reveal {
    opacity: 0;
    transform: translateY(60px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.reveal-left {
    opacity: 0;
    transform: translateX(-60px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.reveal-right {
    opacity: 0;
    transform: translateX(60px);
    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);
}

/* Stagger Animation */
.stagger-container .stagger-item {
    opacity: 0;
    transform: translateY(40px);
}

.stagger-container.active .stagger-item {
    animation: staggerIn 0.6s ease forwards;
}

.stagger-container.active .stagger-item:nth-child(1) { animation-delay: 0.1s; }
.stagger-container.active .stagger-item:nth-child(2) { animation-delay: 0.2s; }
.stagger-container.active .stagger-item:nth-child(3) { animation-delay: 0.3s; }
.stagger-container.active .stagger-item:nth-child(4) { animation-delay: 0.4s; }
.stagger-container.active .stagger-item:nth-child(5) { animation-delay: 0.5s; }
.stagger-container.active .stagger-item:nth-child(6) { animation-delay: 0.6s; }

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

/* ===== Text Animations ===== */
.text-reveal {
    overflow: hidden;
}

.text-reveal span {
    display: inline-block;
    transform: translateY(100%);
    transition: transform 0.8s cubic-bezier(0.77, 0, 0.175, 1);
}

.text-reveal.active span {
    transform: translateY(0);
}

/* Letter by Letter Animation */
.letter-animation {
    display: inline-block;
}

.letter-animation .letter {
    display: inline-block;
    opacity: 0;
    transform: translateY(40px) rotate(10deg);
}

.letter-animation.active .letter {
    animation: letterIn 0.5s ease forwards;
}

@keyframes letterIn {
    to {
        opacity: 1;
        transform: translateY(0) rotate(0deg);
    }
}

/* ===== Hero Title Animation ===== */
.hero-title .title-line {
    overflow: hidden;
}

.hero-title .title-line span {
    display: inline-block;
    transform: translateY(100%);
    animation: titleReveal 1s cubic-bezier(0.77, 0, 0.175, 1) forwards;
}

.hero-title .title-line:nth-child(1) span { animation-delay: 0.3s; }
.hero-title .title-line:nth-child(2) span { animation-delay: 0.5s; }
.hero-title .title-line:nth-child(3) span { animation-delay: 0.7s; }

@keyframes titleReveal {
    to {
        transform: translateY(0);
    }
}

/* ===== Counter Animation ===== */
.stat-number {
    display: inline-block;
}

/* ===== Button Animations ===== */
.btn {
    position: relative;
    overflow: hidden;
}

.btn .btn-ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: scale(0);
    animation: ripple 0.6s ease-out;
    pointer-events: none;
}

@keyframes ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* ===== Card Hover Animations ===== */
.card-3d {
    transform-style: preserve-3d;
    perspective: 1000px;
}

.card-3d-inner {
    transition: transform 0.3s ease;
    transform-style: preserve-3d;
}

/* ===== Loading Animations ===== */
.loading-dots {
    display: flex;
    gap: 4px;
}

.loading-dots span {
    width: 8px;
    height: 8px;
    background: var(--color-accent-primary);
    border-radius: 50%;
    animation: loadingDot 1.4s ease-in-out infinite both;
}

.loading-dots span:nth-child(1) { animation-delay: 0s; }
.loading-dots span:nth-child(2) { animation-delay: 0.16s; }
.loading-dots span:nth-child(3) { animation-delay: 0.32s; }

@keyframes loadingDot {
    0%, 80%, 100% {
        transform: scale(0);
        opacity: 0.5;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

/* ===== 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 {
    to {
        left: 100%;
    }
}

/* ===== Glow Pulse ===== */
.glow-pulse {
    animation: glowPulse 2s ease-in-out infinite;
}

@keyframes glowPulse {
    0%, 100% {
        box-shadow: 0 0 20px rgba(99, 102, 241, 0.3);
    }
    50% {
        box-shadow: 0 0 40px rgba(99, 102, 241, 0.6);
    }
}

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

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

/* ===== Rotate Animation ===== */
.rotate {
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* ===== Parallax Layers ===== */
.parallax-layer {
    will-change: transform;
    transition: transform 0.1s linear;
}

/* ===== Magnetic Button Effect ===== */
.magnetic-btn {
    transition: transform 0.3s ease;
}

/* ===== Tilt Effect ===== */
[data-tilt] {
    transform-style: preserve-3d;
    transform: perspective(1000px);
}

[data-tilt] * {
    transform: translateZ(20px);
}

/* ===== Gradient Border Animation ===== */
.gradient-border {
    position: relative;
    background: var(--color-bg-card);
    border-radius: var(--radius-xl);
}

.gradient-border::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: var(--gradient-primary);
    border-radius: inherit;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.gradient-border:hover::before {
    opacity: 1;
}

/* ===== Morph Animation ===== */
.morph {
    animation: morph 8s ease-in-out infinite;
}

@keyframes morph {
    0%, 100% {
        border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%;
    }
    50% {
        border-radius: 30% 60% 70% 40% / 50% 60% 30% 60%;
    }
}

/* ===== Typewriter Effect ===== */
.typewriter {
    overflow: hidden;
    border-right: 2px solid var(--color-accent-primary);
    white-space: nowrap;
    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(--color-accent-primary); }
}

/* ===== Page Transition ===== */
.page-transition {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--color-bg-primary);
    z-index: 9998;
    transform: translateY(-100%);
    transition: transform 0.6s cubic-bezier(0.77, 0, 0.175, 1);
}

.page-transition.active {
    transform: translateY(0);
}

/* ===== Noise Effect ===== */
.noise::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    opacity: 0.03;
    pointer-events: none;
}

/* ===== Gradient Text Animation ===== */
.animated-gradient-text {
    background: linear-gradient(
        90deg,
        #6366f1,
        #8b5cf6,
        #a855f7,
        #ec4899,
        #6366f1
    );
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientText 3s linear infinite;
}

@keyframes gradientText {
    to {
        background-position: 200% center;
    }
}

/* ===== Smooth Scroll Indicator ===== */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: var(--gradient-primary);
    z-index: 9999;
    transition: width 0.1s linear;
}

/* ===== Hover Underline Animation ===== */
.hover-underline {
    position: relative;
}

.hover-underline::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease;
}

.hover-underline:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* ===== Fade In Up Animation ===== */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Scale In Animation ===== */
.scale-in {
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.scale-in.visible {
    opacity: 1;
    transform: scale(1);
}

/* ===== Slide In Animation ===== */
.slide-in-left {
    opacity: 0;
    transform: translateX(-100px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(100px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* ===== Focus Ring Animation ===== */
.focus-ring:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.4);
}

/* ===== Skeleton Loading ===== */
.skeleton {
    background: linear-gradient(
        90deg,
        var(--color-bg-tertiary) 25%,
        var(--color-bg-card) 50%,
        var(--color-bg-tertiary) 75%
    );
    background-size: 200% 100%;
    animation: skeleton 1.5s ease-in-out infinite;
}

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