/**
 * Premium Animations & Interactions
 * JL Freelancing Digital Hub
 */

/* ============================================
   SCROLL REVEAL ANIMATIONS
   ============================================ */

[data-reveal] {
    opacity: 0;
    transition: opacity 0.8s var(--ease-out),
                transform 0.8s var(--ease-out);
}

[data-reveal].revealed {
    opacity: 1;
}

/* Fade Up */
[data-reveal="fade-up"] {
    transform: translateY(40px);
}

[data-reveal="fade-up"].revealed {
    transform: translateY(0);
}

/* Fade Down */
[data-reveal="fade-down"] {
    transform: translateY(-40px);
}

[data-reveal="fade-down"].revealed {
    transform: translateY(0);
}

/* Fade Left */
[data-reveal="fade-left"] {
    transform: translateX(-40px);
}

[data-reveal="fade-left"].revealed {
    transform: translateX(0);
}

/* Fade Right */
[data-reveal="fade-right"] {
    transform: translateX(40px);
}

[data-reveal="fade-right"].revealed {
    transform: translateX(0);
}

/* Scale */
[data-reveal="scale"] {
    transform: scale(0.95);
}

[data-reveal="scale"].revealed {
    transform: scale(1);
}

/* Clip Reveal */
[data-reveal="clip"] {
    clip-path: inset(0 100% 0 0);
}

[data-reveal="clip"].revealed {
    clip-path: inset(0 0 0 0);
}

/* ============================================
   STAGGER ANIMATIONS
   ============================================ */

[data-reveal].revealed:nth-child(1) { transition-delay: 0ms; }
[data-reveal].revealed:nth-child(2) { transition-delay: 100ms; }
[data-reveal].revealed:nth-child(3) { transition-delay: 200ms; }
[data-reveal].revealed:nth-child(4) { transition-delay: 300ms; }
[data-reveal].revealed:nth-child(5) { transition-delay: 400ms; }
[data-reveal].revealed:nth-child(6) { transition-delay: 500ms; }

/* ============================================
   HERO ENTRANCE ANIMATION
   ============================================ */

@keyframes heroEntrance {
    from {
        opacity: 0;
        transform: translateY(30px);
        filter: blur(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
        filter: blur(0);
    }
}

.hero-animate {
    animation: heroEntrance 0.8s var(--ease-out) forwards;
}

.hero-animate:nth-child(1) { animation-delay: 100ms; }
.hero-animate:nth-child(2) { animation-delay: 200ms; }
.hero-animate:nth-child(3) { animation-delay: 400ms; }
.hero-animate:nth-child(4) { animation-delay: 600ms; }
.hero-animate:nth-child(5) { animation-delay: 800ms; }

/* ============================================
   TEXT REVEAL SPLIT
   ============================================ */

.text-reveal-container {
    overflow: hidden;
}

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

.text-reveal-word {
    display: inline-block;
    opacity: 0;
    transform: translateY(100%);
    transition: opacity 0.6s var(--ease-out),
                transform 0.6s var(--ease-out);
}

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

/* ============================================
   IMAGE REVEAL
   ============================================ */

.image-reveal {
    position: relative;
    overflow: hidden;
}

.image-reveal img {
    transform: scale(1.1);
    transition: transform 1.2s var(--ease-out);
}

.image-reveal::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--navy);
    transform: translateX(0);
    transition: transform 0.8s var(--ease-in-out);
}

.image-reveal.revealed img {
    transform: scale(1);
}

.image-reveal.revealed::after {
    transform: translateX(100%);
}

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

[data-parallax] {
    will-change: transform;
}

/* ============================================
   BUTTON ANIMATIONS
   ============================================ */

.btn-premium {
    position: relative;
    overflow: hidden;
    transition: transform 0.3s var(--ease-out);
}

.btn-premium::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s;
}

.btn-premium:hover::before {
    transform: translateX(100%);
}

.btn-premium:active {
    transform: scale(0.98);
}

/* Arrow Animation */
.btn-arrow {
    position: relative;
    padding-right: 2.5rem;
}

.btn-arrow i,
.btn-arrow .arrow {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    transition: transform 0.3s var(--ease-out);
}

.btn-arrow:hover i,
.btn-arrow:hover .arrow {
    transform: translateY(-50%) translateX(4px);
}

/* ============================================
   CARD INTERACTIONS
   ============================================ */

.card-interactive {
    transition: transform 0.4s var(--ease-out),
                box-shadow 0.4s var(--ease-out);
}

.card-interactive:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(7, 26, 53, 0.12);
}

/* ============================================
   EXPERTISE CARD HOVER
   ============================================ */

.expertise-card {
    position: relative;
    overflow: hidden;
    transition: all 0.5s var(--ease-out);
}

.expertise-card-content {
    transition: transform 0.5s var(--ease-out);
}

.expertise-card-details {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem;
    background: linear-gradient(to top, var(--navy), transparent);
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s var(--ease-out),
                transform 0.5s var(--ease-out);
}

.expertise-card:hover {
    transform: scale(1.02);
}

.expertise-card:hover .expertise-card-details {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   NUMBER COUNTER ANIMATION
   ============================================ */

@keyframes countUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.stat-number {
    animation: countUp 0.6s var(--ease-out) forwards;
}

/* ============================================
   MARQUEE ANIMATION
   ============================================ */

@keyframes marquee {
    from {
        transform: translateX(0);
    }
    to {
        transform: translateX(-50%);
    }
}

.marquee {
    display: flex;
    overflow: hidden;
    user-select: none;
    gap: 3rem;
}

.marquee-content {
    flex-shrink: 0;
    display: flex;
    gap: 3rem;
    min-width: 100%;
    animation: marquee 30s linear infinite;
}

.marquee:hover .marquee-content {
    animation-play-state: paused;
}

/* ============================================
   CURSOR CUSTOM (Desktop only)
   ============================================ */

@media (pointer: fine) {
    .custom-cursor {
        position: fixed;
        width: 10px;
        height: 10px;
        border-radius: 50%;
        background: var(--orange);
        pointer-events: none;
        z-index: 10000;
        mix-blend-mode: difference;
        transition: transform 0.2s var(--ease-out),
                    opacity 0.2s;
        opacity: 0;
    }
    
    .custom-cursor.active {
        opacity: 1;
    }
    
    .custom-cursor.hover {
        transform: scale(3);
        background: transparent;
        border: 2px solid var(--orange);
    }
}

/* ============================================
   SCROLL PROGRESS BAR
   ============================================ */

.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: var(--orange);
    z-index: 9999;
    transform-origin: left;
    transform: scaleX(0);
    transition: transform 0.1s linear;
}

/* ============================================
   LINK UNDERLINE ANIMATION
   ============================================ */

.link-animated {
    position: relative;
    display: inline-block;
}

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

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

/* ============================================
   ACCORDION ANIMATION
   ============================================ */

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s var(--ease-out),
                opacity 0.5s var(--ease-out),
                padding 0.5s var(--ease-out);
    opacity: 0;
}

.accordion-item.active .accordion-content {
    max-height: 500px;
    opacity: 1;
}

.accordion-icon {
    transition: transform 0.3s var(--ease-out);
}

.accordion-item.active .accordion-icon {
    transform: rotate(45deg);
}

/* ============================================
   MAGNETIC BUTTON EFFECT
   ============================================ */

@media (pointer: fine) {
    .btn-magnetic {
        transition: transform 0.3s var(--ease-out);
    }
}

/* ============================================
   LOADING STATE
   ============================================ */

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

.skeleton {
    background: linear-gradient(
        90deg,
        var(--light-gray) 0%,
        #e2e8f0 50%,
        var(--light-gray) 100%
    );
    background-size: 1000px 100%;
    animation: shimmer 2s infinite;
}

/* ============================================
   PAGE TRANSITION
   ============================================ */

@keyframes pageEnter {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.99);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.page-transition {
    animation: pageEnter 0.5s var(--ease-out);
}

/* ============================================
   MOBILE OPTIMIZATIONS
   ============================================ */

@media (max-width: 768px) {
    /* Reduce animation intensity on mobile */
    [data-reveal] {
        transition-duration: 0.5s;
    }
    
    .card-interactive:hover {
        transform: none;
    }
    
    /* Disable parallax on mobile */
    [data-parallax] {
        transform: none !important;
    }
}

/* ============================================
   PERFORMANCE
   ============================================ */

/* Use GPU acceleration for smooth animations */
.gpu-accelerated {
    transform: translateZ(0);
    will-change: transform;
}

/* Prevent layout shift */
.prevent-shift {
    content-visibility: auto;
    contain-intrinsic-size: auto 500px;
}