/* ======================================
   Enhanced Animations - Premium Effects
   ====================================== */

/* ===== Base Animation Classes ===== */
.fade-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
        transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.fade-in {
    opacity: 0;
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-in.visible {
    opacity: 1;
}

.scale-in {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
        transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.slide-left {
    opacity: 0;
    transform: translateX(-60px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
        transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.slide-right {
    opacity: 0;
    transform: translateX(60px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
        transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* ===== Staggered Animation Delays ===== */
.stagger-1 {
    transition-delay: 0.1s !important;
}

.stagger-2 {
    transition-delay: 0.2s !important;
}

.stagger-3 {
    transition-delay: 0.3s !important;
}

.stagger-4 {
    transition-delay: 0.4s !important;
}

.stagger-5 {
    transition-delay: 0.5s !important;
}

.stagger-6 {
    transition-delay: 0.6s !important;
}

/* Auto stagger for grid items */
.fade-up:nth-child(1) {
    transition-delay: 0.05s;
}

.fade-up:nth-child(2) {
    transition-delay: 0.1s;
}

.fade-up:nth-child(3) {
    transition-delay: 0.15s;
}

.fade-up:nth-child(4) {
    transition-delay: 0.2s;
}

.fade-up:nth-child(5) {
    transition-delay: 0.25s;
}

.fade-up:nth-child(6) {
    transition-delay: 0.3s;
}

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

.reveal-text .line {
    display: block;
    overflow: hidden;
}

.reveal-text .word {
    display: inline-block;
    opacity: 0;
    transform: translateY(100%) rotateX(-80deg);
    transform-origin: top center;
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
        transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-text.visible .word {
    opacity: 1;
    transform: translateY(0) rotateX(0deg);
}

/* Character-by-character reveal */
.reveal-text .char {
    display: inline-block;
    opacity: 0;
    transform: translateY(100%);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

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

/* ===== Magnetic Effect ===== */
.magnetic {
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ===== Hover Animations ===== */
.hover-lift {
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
        box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.hover-lift:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.hover-glow {
    transition: box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.hover-glow:hover {
    box-shadow: 0 0 40px rgba(255, 255, 255, 0.1);
}

.hover-scale {
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* ===== Continuous Animations ===== */
@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

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

    to {
        transform: rotate(360deg);
    }
}

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

    100% {
        background-position: 200% 0;
    }
}

@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateY(0);
    }

    40% {
        transform: translateY(-12px);
    }

    60% {
        transform: translateY(-6px);
    }
}

@keyframes wave {

    0%,
    100% {
        transform: translateX(0);
    }

    25% {
        transform: translateX(5px);
    }

    75% {
        transform: translateX(-5px);
    }
}

.float {
    animation: float 4s ease-in-out infinite;
}

.pulse {
    animation: pulse 2s ease-in-out infinite;
}

.rotate {
    animation: rotate 10s linear infinite;
}

.bounce {
    animation: bounce 2s infinite;
}

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

.parallax-slow {
    --parallax-speed: 0.3;
}

.parallax-medium {
    --parallax-speed: 0.5;
}

.parallax-fast {
    --parallax-speed: 0.7;
}

/* ===== Gradient Animations ===== */
@keyframes gradient-shift {
    0% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

.gradient-animate {
    background-size: 200% 200%;
    animation: gradient-shift 8s ease infinite;
}

/* ===== Card Flip Animation ===== */
.flip-card {
    perspective: 1000px;
}

.flip-card-inner {
    transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    transform-style: preserve-3d;
}

.flip-card:hover .flip-card-inner {
    transform: rotateY(180deg);
}

.flip-card-front,
.flip-card-back {
    backface-visibility: hidden;
}

.flip-card-back {
    transform: rotateY(180deg);
}

/* ===== Loading Animation ===== */
@keyframes loading {
    0% {
        transform: scaleX(0);
        transform-origin: left;
    }

    50% {
        transform: scaleX(1);
        transform-origin: left;
    }

    51% {
        transform: scaleX(1);
        transform-origin: right;
    }

    100% {
        transform: scaleX(0);
        transform-origin: right;
    }
}

.loading-bar {
    height: 2px;
    background: var(--color-text-primary);
    animation: loading 2s ease infinite;
}

/* ===== Glitch Effect ===== */
@keyframes glitch {
    0% {
        transform: translate(0);
    }

    20% {
        transform: translate(-2px, 2px);
    }

    40% {
        transform: translate(-2px, -2px);
    }

    60% {
        transform: translate(2px, 2px);
    }

    80% {
        transform: translate(2px, -2px);
    }

    100% {
        transform: translate(0);
    }
}

.glitch:hover {
    animation: glitch 0.3s ease-in-out infinite;
}

/* ===== Typewriter Effect ===== */
.typewriter {
    overflow: hidden;
    border-right: 2px solid var(--color-text-primary);
    white-space: nowrap;
    animation: typing 3s steps(40, end), blink 0.75s step-end infinite;
}

@keyframes typing {
    from {
        width: 0;
    }

    to {
        width: 100%;
    }
}

@keyframes blink {

    from,
    to {
        border-color: transparent;
    }

    50% {
        border-color: var(--color-text-primary);
    }
}

/* ===== Border Animation ===== */
.border-animate {
    position: relative;
}

.border-animate::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 1px solid var(--color-text-primary);
    border-radius: inherit;
    opacity: 0;
    transform: scale(1.1);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.border-animate:hover::before {
    opacity: 0.5;
    transform: scale(1);
}

/* ===== Underline Reveal ===== */
.underline-reveal {
    position: relative;
}

.underline-reveal::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: currentColor;
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* ===== Icon Spin ===== */
.icon-spin {
    display: inline-block;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.icon-spin:hover {
    transform: rotate(90deg);
}

/* ===== Reduced Motion ===== */
@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;
    }

    .fade-up,
    .fade-in,
    .scale-in,
    .slide-left,
    .slide-right {
        opacity: 1;
        transform: none;
    }
}