/* =====================================================
   Premium Micro-Interactions & Animations
   Subtle, Sophisticated, Professional
   ===================================================== */

/* ----- Custom Cursor ----- */
.cursor {
    width: 20px;
    height: 20px;
    border: 1px solid var(--accent-primary);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.15s ease, opacity 0.15s ease, width 0.2s ease, height 0.2s ease, background 0.2s ease;
    transform: translate(-50%, -50%);
    mix-blend-mode: difference;
}

.cursor.hover {
    width: 50px;
    height: 50px;
    background: rgba(212, 168, 83, 0.1);
    border-color: var(--accent-primary);
}

.cursor.clicking {
    transform: translate(-50%, -50%) scale(0.8);
}

.cursor.hidden {
    opacity: 0;
}

/* Hide cursor on touch devices */
@media (hover: none) and (pointer: coarse) {
    .cursor {
        display: none;
    }
}

/* ----- Loading Screen Enhancement ----- */
.loading-screen {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.loading-logo {
    animation: logoReveal 1s ease forwards;
    opacity: 0;
}

@keyframes logoReveal {
    0% {
        opacity: 0;
        transform: translateY(20px);
        letter-spacing: 0.5em;
    }

    100% {
        opacity: 1;
        transform: translateY(0);
        letter-spacing: -0.02em;
    }
}

.loading-bar {
    width: 200px;
    height: 1px;
    background: var(--border-subtle);
    position: relative;
    overflow: hidden;
}

.loading-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0%;
    background: var(--accent-primary);
    animation: loadProgress 1.5s ease forwards;
}

@keyframes loadProgress {
    0% {
        width: 0%;
    }

    100% {
        width: 100%;
    }
}

/* ----- Hero Animations ----- */
.hero-eyebrow {
    animation: fadeSlideUp 0.8s ease forwards;
    animation-delay: 0.3s;
    opacity: 0;
}

.hero-title {
    animation: heroTitleReveal 1s ease forwards;
    animation-delay: 0.5s;
    opacity: 0;
}

@keyframes heroTitleReveal {
    0% {
        opacity: 0;
        transform: translateY(40px);
        filter: blur(10px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
        filter: blur(0);
    }
}

.hero-subtitle {
    animation: fadeSlideUp 0.8s ease forwards;
    animation-delay: 0.8s;
    opacity: 0;
}

.hero-cta {
    animation: fadeSlideUp 0.8s ease forwards;
    animation-delay: 1s;
    opacity: 0;
}

@keyframes fadeSlideUp {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Hero title gradient shimmer */
.hero-title .name-highlight {
    background: linear-gradient(90deg,
            var(--text-primary) 0%,
            var(--accent-primary) 50%,
            var(--text-primary) 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {

    0%,
    100% {
        background-position: 0% center;
    }

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

/* ----- Button Enhancements ----- */
.btn {
    position: relative;
    overflow: hidden;
    transform-style: preserve-3d;
}

.btn::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:active::before {
    width: 300px;
    height: 300px;
}

.btn:active {
    transform: translateY(0) scale(0.98);
}

/* Magnetic button effect (handled in JS) */
.btn.magnetic {
    transition: transform 0.3s cubic-bezier(0.23, 1, 0.32, 1);
}

/* ----- Card 3D Tilt Effect ----- */
.project-card {
    transform-style: preserve-3d;
    perspective: 1000px;
}

.project-card.tilt {
    transition: transform 0.1s ease;
}

.project-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg,
            rgba(255, 255, 255, 0.1) 0%,
            rgba(255, 255, 255, 0) 50%,
            rgba(0, 0, 0, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    z-index: 2;
}

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

/* Card shine/glare effect */
.card-glare {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
            rgba(255, 255, 255, 0.15) 0%,
            transparent 50%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    z-index: 3;
}

.project-card:hover .card-glare {
    opacity: 1;
}

/* ----- Enhanced Link Animations ----- */
.nav-link {
    position: relative;
    overflow: hidden;
}

.nav-link::after {
    transform-origin: right;
}

.nav-link:hover::after {
    transform-origin: left;
}

/* Animated underline for text links */
.animated-link {
    position: relative;
    text-decoration: none;
    color: var(--accent-primary);
}

.animated-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 1px;
    background: currentColor;
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease;
}

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

/* ----- Enhanced Section Reveals ----- */
.section-header {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.section-header.visible {
    opacity: 1;
    transform: translateY(0);
}

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

.stagger-children.visible>*:nth-child(1) {
    transition-delay: 0.1s;
    opacity: 1;
    transform: translateY(0);
}

.stagger-children.visible>*:nth-child(2) {
    transition-delay: 0.2s;
    opacity: 1;
    transform: translateY(0);
}

.stagger-children.visible>*:nth-child(3) {
    transition-delay: 0.3s;
    opacity: 1;
    transform: translateY(0);
}

.stagger-children.visible>*:nth-child(4) {
    transition-delay: 0.4s;
    opacity: 1;
    transform: translateY(0);
}

.stagger-children.visible>*:nth-child(5) {
    transition-delay: 0.5s;
    opacity: 1;
    transform: translateY(0);
}

.stagger-children.visible>*:nth-child(6) {
    transition-delay: 0.6s;
    opacity: 1;
    transform: translateY(0);
}

/* ----- Skill Level Animation ----- */
.skill-level {
    transform: scale(0);
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.skill-category.visible .skill-level {
    transform: scale(1);
}

.skill-list li {
    opacity: 0;
    transform: translateX(-10px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.skill-category.visible .skill-list li:nth-child(1) {
    transition-delay: 0.1s;
    opacity: 1;
    transform: translateX(0);
}

.skill-category.visible .skill-list li:nth-child(2) {
    transition-delay: 0.15s;
    opacity: 1;
    transform: translateX(0);
}

.skill-category.visible .skill-list li:nth-child(3) {
    transition-delay: 0.2s;
    opacity: 1;
    transform: translateX(0);
}

.skill-category.visible .skill-list li:nth-child(4) {
    transition-delay: 0.25s;
    opacity: 1;
    transform: translateX(0);
}

/* ----- Experience Timeline Enhancement ----- */
.experience-item::before {
    content: '';
    position: absolute;
    left: -30px;
    top: 50%;
    width: 8px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 50%;
    transform: translateY(-50%) scale(0);
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.experience-item.visible::before {
    transform: translateY(-50%) scale(1);
}

/* ----- Social Links Hover ----- */
.social-link {
    position: relative;
    overflow: hidden;
}

.social-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(212, 168, 83, 0.2), transparent);
    transition: left 0.5s ease;
}

.social-link:hover::before {
    left: 100%;
}

/* ----- Parallax Helper Classes ----- */
.parallax-slow {
    transition: transform 0.1s linear;
}

.parallax-medium {
    transition: transform 0.05s linear;
}

/* ----- Scroll Indicator ----- */
.scroll-indicator {
    position: absolute;
    bottom: var(--space-xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    animation: fadeIn 1.5s ease forwards;
    animation-delay: 1.5s;
    opacity: 0;
}

.scroll-indicator::after {
    content: '';
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--accent-primary), transparent);
    animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {

    0%,
    100% {
        transform: scaleY(0);
        transform-origin: top;
    }

    50% {
        transform: scaleY(1);
        transform-origin: top;
    }

    51% {
        transform-origin: bottom;
    }

    100% {
        transform: scaleY(0);
        transform-origin: bottom;
    }
}

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

/* ----- Floating Animation for Decorative Elements ----- */
.float {
    animation: gentleFloat 6s ease-in-out infinite;
}

@keyframes gentleFloat {

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

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

/* ----- Text Selection ----- */
::selection {
    background: var(--accent-primary);
    color: var(--bg-primary);
}

/* ----- Focus States ----- */
:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 4px;
}

/* ----- Reduced Motion ----- */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .cursor {
        display: none;
    }
}