/**
 * WeSellServers Theme - Animations
 * Keyframes and motion design
 */

/* ==========================================================================
   Keyframe Animations
   ========================================================================== */

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

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

@keyframes fadeInDown {
    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 scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes slideInFromBottom {
    from {
        opacity: 0;
        transform: translateY(100%);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(2deg);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

@keyframes blink {
    0%, 50%, 100% {
        opacity: 1;
    }
    25%, 75% {
        opacity: 0.4;
    }
}

@keyframes gridPulse {
    0%, 100% {
        opacity: 0.5;
    }
    50% {
        opacity: 1;
    }
}

@keyframes barFill {
    0% {
        width: 0%;
    }
    50% {
        width: 100%;
    }
    100% {
        width: 60%;
    }
}

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

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
    }
    50% {
        box-shadow: 0 0 40px rgba(0, 212, 255, 0.5);
    }
}

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

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

/* ==========================================================================
   Scroll Reveal Classes
   ========================================================================== */

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal--left {
    transform: translateX(-30px);
}

.reveal--right {
    transform: translateX(30px);
}

.reveal--scale {
    transform: scale(0.9);
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0) translateX(0) scale(1);
}

/* Staggered reveals */
.reveal-stagger > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal-stagger.is-visible > *:nth-child(1) { transition-delay: 0ms; }
.reveal-stagger.is-visible > *:nth-child(2) { transition-delay: 100ms; }
.reveal-stagger.is-visible > *:nth-child(3) { transition-delay: 200ms; }
.reveal-stagger.is-visible > *:nth-child(4) { transition-delay: 300ms; }
.reveal-stagger.is-visible > *:nth-child(5) { transition-delay: 400ms; }
.reveal-stagger.is-visible > *:nth-child(6) { transition-delay: 500ms; }

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

/* ==========================================================================
   Hero Animations
   ========================================================================== */

.hero__content {
    animation: fadeInUp 0.8s ease forwards;
}

.hero__label {
    animation: fadeInDown 0.6s ease 0.2s forwards;
    opacity: 0;
}

.hero__title {
    animation: fadeInUp 0.8s ease 0.3s forwards;
    opacity: 0;
}

.hero__description {
    animation: fadeInUp 0.8s ease 0.4s forwards;
    opacity: 0;
}

.hero__actions {
    animation: fadeInUp 0.8s ease 0.5s forwards;
    opacity: 0;
}

/* ==========================================================================
   Card Hover Effects
   ========================================================================== */

.pricing-card {
    position: relative;
}

.pricing-card::after {
    content: '';
    position: absolute;
    inset: -2px;
    background: linear-gradient(
        135deg,
        rgba(0, 212, 255, 0) 0%,
        rgba(0, 212, 255, 0.3) 25%,
        rgba(6, 182, 164, 0.3) 50%,
        rgba(0, 212, 255, 0.3) 75%,
        rgba(0, 212, 255, 0) 100%
    );
    background-size: 400% 400%;
    border-radius: var(--radius-xl);
    opacity: 0;
    z-index: -1;
    transition: opacity 0.4s ease;
}

.pricing-card:hover::after {
    opacity: 1;
    animation: shimmer 3s linear infinite;
}

/* Service card glow effect */
.service-card::after {
    content: '';
    position: absolute;
    bottom: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 50%;
    background: radial-gradient(ellipse, rgba(0, 212, 255, 0.15) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.service-card:hover::after {
    opacity: 1;
}

/* ==========================================================================
   Button Animations
   ========================================================================== */

.btn--primary {
    position: relative;
    overflow: hidden;
}

.btn--primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

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

/* ==========================================================================
   Loading States
   ========================================================================== */

.loading {
    position: relative;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid transparent;
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: rotate 0.8s linear infinite;
}

/* Skeleton loading */
.skeleton {
    background: linear-gradient(
        90deg,
        var(--bg-card) 25%,
        var(--bg-card-hover) 50%,
        var(--bg-card) 75%
    );
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-md);
}

/* ==========================================================================
   Interactive Hover States
   ========================================================================== */

/* Link underline animation */
.animated-link {
    position: relative;
    display: inline-block;
}

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

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

/* Icon rotation on hover */
.icon-rotate:hover svg {
    animation: rotate 0.6s ease;
}

/* Scale on hover */
.hover-scale {
    transition: transform 0.3s ease;
}

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

/* Lift on hover */
.hover-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

/* ==========================================================================
   Page Transition
   ========================================================================== */

.page-transition {
    animation: fadeIn 0.4s ease;
}

/* ==========================================================================
   Mobile Navigation Animation
   ========================================================================== */

.nav__list {
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav--open .nav__list {
    transform: translateX(0);
}

/* Mobile menu items stagger */
@media (max-width: 1024px) {
    .nav--open .nav__item {
        animation: fadeInRight 0.4s ease forwards;
        opacity: 0;
    }

    .nav--open .nav__item:nth-child(1) { animation-delay: 0.1s; }
    .nav--open .nav__item:nth-child(2) { animation-delay: 0.15s; }
    .nav--open .nav__item:nth-child(3) { animation-delay: 0.2s; }
    .nav--open .nav__item:nth-child(4) { animation-delay: 0.25s; }
    .nav--open .nav__item:nth-child(5) { animation-delay: 0.3s; }
    .nav--open .nav__item:nth-child(6) { animation-delay: 0.35s; }
    .nav--open .nav__item:nth-child(7) { animation-delay: 0.4s; }
    .nav--open .nav__item:nth-child(8) { animation-delay: 0.45s; }
}

/* ==========================================================================
   Reduced Motion
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }

    .reveal-stagger > * {
        opacity: 1;
        transform: none;
    }

    html {
        scroll-behavior: auto;
    }
}