/* ============================================
   ATHARVA ACHARE – PORTFOLIO STYLES
   ============================================ */

/* === Base & Background === */
body {
    background-color: #0a1617;
    background-image:
        radial-gradient(at 0% 0%, rgba(6, 237, 249, 0.15) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(168, 85, 247, 0.15) 0px, transparent 50%);
    background-attachment: fixed;
    overflow-x: hidden;
}

/* === Glassmorphism Cards === */
.glass-card {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.neon-border {
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.neon-border:hover {
    border-color: #06edf9;
    box-shadow: 0 0 15px rgba(6, 237, 249, 0.3), 0 0 30px rgba(6, 237, 249, 0.1);
    transform: translateY(-4px);
}

.glow-text {
    text-shadow: 0 0 10px rgba(6, 237, 249, 0.5), 0 0 40px rgba(6, 237, 249, 0.2);
}

/* === Animated Gradient Blobs (Background) === */
.blob-container {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.12;
    animation: blobFloat 20s ease-in-out infinite;
}

.blob-1 {
    width: 500px;
    height: 500px;
    background: #06edf9;
    top: -100px;
    left: -100px;
    animation-delay: 0s;
}

.blob-2 {
    width: 400px;
    height: 400px;
    background: #a855f7;
    bottom: -50px;
    right: -50px;
    animation-delay: -7s;
}

.blob-3 {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, #06edf9, #a855f7);
    top: 40%;
    left: 50%;
    animation-delay: -14s;
}

@keyframes blobFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(60px, -40px) scale(1.1); }
    50% { transform: translate(-30px, 60px) scale(0.95); }
    75% { transform: translate(40px, 30px) scale(1.05); }
}

/* === Particle Canvas === */
#particle-canvas {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}

/* === Scroll Reveal Animations === */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.reveal-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.reveal-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-right.revealed {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.85);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* Stagger children */
.stagger-children > * {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.stagger-children.revealed > * {
    opacity: 1;
    transform: translateY(0);
}

.stagger-children.revealed > *:nth-child(1) { transition-delay: 0.05s; }
.stagger-children.revealed > *:nth-child(2) { transition-delay: 0.1s; }
.stagger-children.revealed > *:nth-child(3) { transition-delay: 0.15s; }
.stagger-children.revealed > *:nth-child(4) { transition-delay: 0.2s; }
.stagger-children.revealed > *:nth-child(5) { transition-delay: 0.25s; }
.stagger-children.revealed > *:nth-child(6) { transition-delay: 0.3s; }

/* === Typewriter === */
.typewriter {
    overflow: hidden;
    border-right: 3px solid #06edf9;
    white-space: nowrap;
    width: 0;
    animation: typeExpand 3s steps(60, end) 0.5s forwards, blinkCaret 0.7s step-end infinite;
}

@keyframes typeExpand {
    from { width: 0; }
    to { width: 100%; }
}

@keyframes blinkCaret {
    from, to { border-color: transparent; }
    50% { border-color: #06edf9; }
}

/* === Animated Skill Bars === */
.skill-bar-fill {
    width: 0;
    transition: width 1.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.skill-bar-fill.animate {
    /* width set via inline style */
}

/* === Counter Animation === */
.counter-value {
    display: inline-block;
    min-width: 2ch;
}

/* === Project Card 3D Tilt === */
.project-card {
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    transform-style: preserve-3d;
    perspective: 1000px;
}

.project-card:hover {
    transform: translateY(-8px) rotateX(2deg) rotateY(-2deg);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3), 0 0 20px rgba(6, 237, 249, 0.15);
}

.project-card .project-overlay {
    transition: all 0.4s ease;
}

.project-card:hover .project-overlay {
    background: rgba(10, 22, 23, 0.2);
}

.project-card:hover .project-image {
    transform: scale(1.05);
    transition: transform 0.6s ease;
}

.project-image {
    transition: transform 0.6s ease;
}

/* === Timeline Slide-in === */
.timeline-item {
    opacity: 0;
    transform: translateX(-30px);
    transition: all 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.timeline-item.revealed {
    opacity: 1;
    transform: translateX(0);
}

.timeline-dot {
    transition: all 0.4s ease;
}

.timeline-item.revealed .timeline-dot {
    animation: dotPulse 2s ease infinite;
}

@keyframes dotPulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(6, 237, 249, 0.6); }
    50% { box-shadow: 0 0 0 8px rgba(6, 237, 249, 0); }
}

/* === Stats Section === */
.stat-card {
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(6, 237, 249, 0.05), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.stat-card:hover::before {
    opacity: 1;
}

.stat-card:hover {
    border-color: rgba(6, 237, 249, 0.3);
}

.stat-icon {
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.stat-card:hover .stat-icon {
    transform: scale(1.2) rotate(-5deg);
}

/* === Testimonial Section === */
.testimonial-card {
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 20px;
    font-size: 100px;
    font-family: Georgia, serif;
    color: rgba(6, 237, 249, 0.1);
    line-height: 1;
    pointer-events: none;
}

/* === Mobile Hamburger Menu === */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 60;
    padding: 4px;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: #fff;
    border-radius: 2px;
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    transform-origin: center;
}

.hamburger.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.hamburger.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: rgba(10, 22, 23, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-left: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 55;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 2rem;
    transition: right 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.mobile-menu.open {
    right: 0;
}

.mobile-menu a {
    display: block;
    padding: 1rem 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: #e2e8f0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
}

.mobile-menu a:hover {
    color: #06edf9;
    padding-left: 10px;
}

.mobile-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 50;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.mobile-overlay.visible {
    opacity: 1;
    visibility: visible;
}

/* === Scroll-to-Top Button === */
.scroll-top-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, #06edf9, #a855f7);
    color: #0a1617;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 40;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: 0 4px 15px rgba(6, 237, 249, 0.3);
    border: none;
}

.scroll-top-btn.visible {
    opacity: 1;
    transform: translateY(0);
}

.scroll-top-btn:hover {
    transform: translateY(-4px) scale(1.1);
    box-shadow: 0 8px 25px rgba(6, 237, 249, 0.5);
}

/* === Active Nav Link === */
.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    width: 0;
    height: 2px;
    background: #06edf9;
    transition: all 0.3s ease;
    transform: translateX(-50%);
    border-radius: 1px;
}

.nav-link.active {
    color: #06edf9;
}

.nav-link.active::after {
    width: 100%;
}

/* === Floating Hero Badge Animation === */
.hero-badge {
    animation: floatBadge 3s ease-in-out infinite;
}

@keyframes floatBadge {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
}

/* === Hero Gradient Text Shift === */
.gradient-text-animated {
    background-size: 200% 200%;
    animation: gradientShift 4s ease infinite;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* === CTA Button Pulse === */
.cta-pulse {
    animation: ctaPulse 2.5s ease infinite;
}

@keyframes ctaPulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(6, 237, 249, 0.4); }
    50% { box-shadow: 0 0 0 12px rgba(6, 237, 249, 0); }
}

/* === Contact Form Focus Effects === */
.form-input {
    transition: all 0.3s ease;
}

.form-input:focus {
    background: rgba(6, 237, 249, 0.03);
    box-shadow: 0 0 0 3px rgba(6, 237, 249, 0.1);
}

/* === Social Icon Hover === */
.social-icon {
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.social-icon:hover {
    transform: translateY(-4px) scale(1.1);
    border-color: #06edf9;
    color: #06edf9;
    box-shadow: 0 8px 20px rgba(6, 237, 249, 0.2);
}

/* === Responsive === */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .desktop-nav {
        display: none !important;
    }

    .typewriter {
        white-space: normal;
        border-right: none;
        width: 100%;
        animation: none;
        opacity: 1;
    }
}

/* === Smooth Scroll === */
html {
    scroll-behavior: smooth;
}

/* === Selection === */
::selection {
    background: #06edf9;
    color: #0a1617;
}

/* === Scrollbar === */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #0a1617;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #06edf9, #a855f7);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, #06edf9, #c084fc);
}