/* Modern CSS Reset */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* CSS Variables */
:root {
    /* Colors */
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --accent-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --text-primary: #ffffff;
    --text-secondary: #a0a9c0;
    --text-muted: #6b7280;
    --bg-primary: #0a0a0f;
    --bg-secondary: #1a1a2e;
    --bg-tertiary: #16213e;
    --bg-glass: rgba(255, 255, 255, 0.05);
    --border-glass: rgba(255, 255, 255, 0.1);
    --shadow-primary: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-glass: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
    
    /* Typography */
    --font-primary: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-secondary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Spacing */
    --section-padding: 2rem 0;
    --container-padding: 0 2rem;
    --border-radius: 1rem;
    --border-radius-lg: 1.5rem;
    
    /* Animation */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.4s ease;
    --transition-slow: 0.8s ease;
    --animation-duration: 1s;
}

/* Base Styles */
html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-secondary);
    background-color: var(--bg-primary);
    background-image: 
        radial-gradient(ellipse at 20% 30%, rgba(102, 126, 234, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 70%, rgba(118, 75, 162, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 90%, rgba(240, 147, 251, 0.06) 0%, transparent 50%);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

@media (hover: hover) and (pointer: fine) {
    body {
        cursor: none;
    }
}

/* Custom Cursor */
.cursor-dot,
.cursor-outline {
    pointer-events: none;
    position: fixed;
    top: 0;
    left: 0;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
    z-index: 9999;
}

.cursor-dot {
    width: 8px;
    height: 8px;
    background-color: var(--text-primary);
}

.cursor-outline {
    width: 40px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.5);
}

@media (hover: hover) and (pointer: fine) {
    .cursor-dot,
    .cursor-outline {
        opacity: 1;
    }
}

/* Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 1;
    transition: opacity 0.5s ease;
}

.loading-screen.hidden {
    opacity: 0;
    pointer-events: none;
}

.loading-content {
    text-align: center;
}

.loading-logo {
    width: 80px;
    height: 80px;
    margin: 0 auto 2rem;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-primary);
    font-size: 2rem;
    font-weight: 700;
    color: white;
    animation: pulse 2s infinite;
}

.loading-text {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.loading-bar {
    width: 200px;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    overflow: hidden;
    margin: 0 auto;
}

.loading-progress {
    height: 100%;
    background: var(--primary-gradient);
    border-radius: 2px;
    animation: loading 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

@keyframes loading {
    0% { width: 0%; }
    50% { width: 70%; }
    100% { width: 100%; }
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 0;
    background: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-glass);
    z-index: 9999;
    transition: all var(--transition-medium);
}

.nav.scrolled {
    padding: 1rem 0;
    background: rgba(10, 10, 15, 0.95);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--container-padding);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo a {
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.logo-text {
    font-family: var(--font-primary);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    transition: color var(--transition-fast);
}

.logo-dot {
    font-size: 1.75rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-gradient);
    transition: width var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
}

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

/* Resume Link Styles */
.nav-link.resume-link {
    background: var(--primary-gradient);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-weight: 600;
    transition: all var(--transition-fast);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.nav-link.resume-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
    color: white;
}

.nav-link.resume-link::after {
    display: none;
}

.nav-link.resume-link i {
    margin-right: 0.5rem;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 0.25rem;
}

.nav-line {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-fast);
}

/* Hero Section */
    .hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: radial-gradient(ellipse at center, rgba(102, 126, 234, 0.1) 0%, transparent 70%);
    padding-top: 120px;
    padding-bottom: 120px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 118, 117, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(102, 126, 234, 0.2) 0%, transparent 50%);
    z-index: -1;
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--container-padding);
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-badge {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: 50px;
    backdrop-filter: blur(10px);
    margin-bottom: 2rem;
    animation: fadeInUp 1s ease 0.2s both;
}

.badge-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
}

.hero-title {
    font-family: var(--font-primary);
    font-size: clamp(3rem, 8vw, 5.5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1rem;
}

.hero-subtitle {
    height: 3rem;
    display: flex;
    align-items: center;
    margin-bottom: 0.5rem;
    animation: fadeInUp 1s ease 0.5s both;
}

.subtitle-text {
    font-family: var(--font-primary);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 600;
    min-height: 1.7em;
    display: inline-block;
}

.title-line {
    display: block;
    animation: fadeInUp 1s ease both;
}

.title-line:nth-child(1) { animation-delay: 0.3s; }
.title-line:nth-child(2) { animation-delay: 0.4s; }
.title-line:nth-child(3) { animation-delay: 0.5s; }

.highlight {
    background: #667eea;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 3rem;
    max-width: 600px;
    animation: fadeInUp 1s ease 0.6s both;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    margin-bottom: 3rem;
    animation: fadeInUp 1s ease 0.7s both;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-primary);
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    animation: fadeInUp 1s ease 0.8s both;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all var(--transition-fast);
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 25px 50px -12px rgba(102, 126, 234, 0.5);
}

.btn-secondary {
    background: var(--bg-glass);
    color: var(--text-primary);
    border: 1px solid var(--border-glass);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

/* Resume Button Styles */
.btn-resume {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 8px 32px rgba(102, 126, 234, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-resume:hover {
    background: linear-gradient(135deg, #5a6fd8 0%, #6a4190 100%);
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(102, 126, 234, 0.4);
}

.btn-resume i {
    transition: transform var(--transition-fast);
}

.btn-resume:hover i {
    transform: translateY(-1px);
}

/* Hero Visual */
.hero-visual {
    position: relative;
    animation: fadeInRight 1s ease 0.5s both;
}

.hero-3d {
    width: 100%;
    height: 450px;
    background: var(--bg-glass);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-glass);
    backdrop-filter: blur(20px);
    overflow: hidden;
    position: relative;
    margin-bottom: 2rem;
}

.hero-3d model-viewer {
    width: 100%;
    height: 100%;
    --poster-color: transparent;
    --progress-bar-color: #667eea;
}

.floating-elements {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 1;
}

.float-element {
    position: absolute;
    width: 60px;
    height: 60px;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: 50%;
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    font-size: 1.5rem;
    animation: float 6s ease-in-out infinite;
    z-index: 2;
}

.float-1 {
    top: -10%;
    right: -10%;
    animation-delay: 0s;
}

.float-2 {
    top: 40%;
    right: -15%;
    animation-delay: 2s;
}

.float-3 {
    bottom: -10%;
    right: 10%;
    animation-delay: 4s;
}

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

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    animation: fadeIn 1s ease 1.5s both;
    z-index: 10;
}

.scroll-line {
    width: 2px;
    height: 60px;
    background: linear-gradient(to bottom, var(--text-secondary), transparent);
    animation: scroll 2s ease-in-out infinite;
}

.scroll-text {
    color: var(--text-muted);
    font-size: 0.85rem;
    letter-spacing: 1px;
    text-transform: uppercase;
}

@keyframes scroll {
    0% { transform: translateY(0); opacity: 0; }
    50% { opacity: 1; }
    100% { transform: translateY(20px); opacity: 0; }
}

/* Section Styles */
.section-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--section-padding);
    padding-left: 1rem;
    padding-right: 1.5rem;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: 50px;
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    backdrop-filter: blur(10px);
}

.section-title {
    font-family: var(--font-primary);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* About Section */
.about {
    background: radial-gradient(ellipse at center, rgba(118, 75, 162, 0.1) 0%, transparent 70%);
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 30% 40%, rgba(118, 75, 162, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 70% 60%, rgba(102, 126, 234, 0.15) 0%, transparent 50%);
    z-index: -1;
    pointer-events: none;
}

.about-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 6rem;
    align-items: start;
}

.about-intro h3 {
    font-family: var(--font-primary);
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.about-intro p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.skills-showcase {
    margin-top: 3rem;
}

.skills-showcase h4 {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.skills-grid {
    display: grid;
    gap: 2rem;
}

.skill-item {
    display: flex;
    gap: 1.5rem;
    align-items: start;
}

.skill-icon {
    width: 50px;
    height: 50px;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    font-size: 1.25rem;
    backdrop-filter: blur(10px);
        flex-shrink: 0;
}

.skill-info h5 {
    font-family: var(--font-primary);
    font-size: 1.1rem;
    font-weight: 600;
        margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.skill-info p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
}

.about-visual {
    position: relative;
}

.about-image {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    margin-bottom: 2rem;
}

.about-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(45deg, rgba(102, 126, 234, 0.2) 0%, rgba(118, 75, 162, 0.2) 100%);
}

.tech-stack {
    display: flex;
        flex-direction: column;
    gap: 1.5rem;
}

.tech-category h5 {
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.tech-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.tech-list span {
    padding: 0.5rem 1rem;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: 50px;
    color: var(--text-secondary);
    font-size: 0.85rem;
    backdrop-filter: blur(10px);
    transition: all var(--transition-fast);
}

.tech-list span:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    transform: translateY(-2px);
}

/* Experience Section */
.experience {
    background: radial-gradient(ellipse at center, rgba(240, 147, 251, 0.1) 0%, transparent 70%);
    position: relative;
}

.experience::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 25% 30%, rgba(240, 147, 251, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 75% 70%, rgba(118, 75, 162, 0.15) 0%, transparent 50%);
    z-index: -1;
    pointer-events: none;
}

.timeline {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.timeline-item {
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    backdrop-filter: blur(20px);
    transition: all var(--transition-medium);
    padding: 2.5rem;
}

.timeline-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glass);
    border-color: rgba(240, 147, 251, 0.3);
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.timeline-period {
    padding: 0.75rem 1.5rem;
    background: var(--accent-gradient);
    color: white;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    white-space: nowrap;
}

.timeline-company {
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 500;
}

.timeline-title {
    font-family: var(--font-primary);
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.timeline-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.timeline-highlights {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.highlight {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--text-secondary);
        font-size: 1rem;
    line-height: 1.6;
    }

.highlight i {
    color: var(--text-primary);
        font-size: 0.9rem;
    flex-shrink: 0;
}

/* Contact Section */
.contact {
    background: radial-gradient(ellipse at center, rgba(118, 75, 162, 0.1) 0%, transparent 70%);
    position: relative;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 40% 20%, rgba(118, 75, 162, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 60% 80%, rgba(102, 126, 234, 0.15) 0%, transparent 50%);
    z-index: -1;
    pointer-events: none;
    }

    .contact-content {
    display: flex;
    justify-content: center;
    align-items: start;
}

.contact-info {
    max-width: 700px;
    width: 100%;
}

.contact-details {
    display: flex;
        flex-direction: column;
    gap: 2.5rem;
    margin-bottom: 4rem;
}

.contact-item {
    display: flex;
        gap: 2rem;
    align-items: flex-start;
    padding: 1.5rem;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--border-radius);
    backdrop-filter: blur(10px);
    transition: all var(--transition-fast);
}

.contact-item:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(102, 126, 234, 0.3);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-gradient);
    border: none;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-text {
    flex: 1;
}

.contact-text h4 {
    font-family: var(--font-primary);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.contact-text a,
.contact-text span {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
    font-size: 1rem;
    line-height: 1.5;
}

.contact-text a:hover {
    color: var(--text-primary);
}

.social-links {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    margin-top: 2rem;
}

.social-link {
    width: 60px;
    height: 60px;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    text-decoration: none;
    backdrop-filter: blur(10px);
    transition: all var(--transition-fast);
    font-size: 1.25rem;
}

.social-link:hover {
    background: var(--accent-gradient);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
}

/* Footer */
.footer {
    padding: 3rem 0 2rem;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-glass);
}

.footer-container {
    max-width: 1400px;
        margin: 0 auto;
    padding: var(--container-padding);
    text-align: center;
}

.footer-content {
    margin-bottom: 2rem;
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    margin-bottom: 1rem;
}

.footer-text {
    color: var(--text-secondary);
        font-size: 1rem;
    }

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--border-glass);
    color: var(--text-muted);
        font-size: 0.9rem;
}

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

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

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

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 4rem;
    text-align: center;
}

    .about-content {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    
    .featured-projects-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .timeline {
        max-width: 100%;
    }
    
    .timeline-item {
        padding: 2rem;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 4rem 0;
    }
    
    .hero {
        padding-top: 100px;
        padding-bottom: 80px;
    }
    
    .hero-3d {
        height: 350px;
        margin-bottom: 3rem;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: rgba(10, 10, 15, 0.95);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        transform: translateY(-100vh);
        transition: transform var(--transition-medium);
        gap: 2rem;
        padding: 2rem;
        z-index: 9998;
    }
    
    .nav-menu.active {
        transform: translateY(0);
    }
    
    .nav-link {
        font-size: 1.2rem;
        padding: 1rem 0;
        text-align: center;
        width: 100%;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        transition: all var(--transition-fast);
    }
    
    .nav-link:hover {
        background: rgba(102, 126, 234, 0.1);
        border-radius: 8px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .nav-link.resume-link {
        background: var(--accent-gradient);
        border-radius: 12px;
        padding: 1rem 2rem;
        margin: 1rem 0;
    font-weight: 600;
        border: none;
        box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
    }
    
    .nav-link.resume-link:hover {
        transform: translateY(-2px);
        box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    }
    
    .nav-toggle {
        display: flex;
        z-index: 9999;
    }
    
    .nav-toggle.active .nav-line:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active .nav-line:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active .nav-line:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .hero-stats {
        gap: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
    }
    
    .btn {
        justify-content: center;
        min-width: 200px;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline-item {
        padding: 1.75rem;
    }
    
    .timeline-header {
        flex-direction: column;
        align-items: flex-start;
    gap: 1rem;
    }
    
    .timeline-title {
        font-size: 1.5rem;
    }
    
    .timeline-description {
        font-size: 1rem;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .achievement-card {
        padding: 1.25rem;
        gap: 1rem;
    }
    
    .achievement-header {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .achievement-icon {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .achievement-badge {
        font-size: 0.75rem;
        padding: 0.3rem 0.6rem;
    }
    
    .achievement-content h3 {
        font-size: 1.1rem;
    }
    
    .achievement-content p {
        font-size: 0.85rem;
    }
    
    .certification-card {
        padding: 1.5rem;
    }
    
    .certification-header {
        padding: 0 0 1rem;
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .certification-icon {
        width: 45px;
        height: 45px;
    font-size: 1.1rem;
    }
    
    .certification-badge {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }
    
    .certification-content {
        padding: 0;
    }
    
    .certification-content h3 {
        font-size: 1.2rem;
    }
    
    .certification-content p {
    font-size: 0.9rem;
}

    .certification-skills span {
        font-size: 0.7rem;
        padding: 0.2rem 0.5rem;
    }
    
    .featured-projects-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .featured-project-card {
        margin: 0;
        max-width: 95%;
    }
    
    .certifications-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    /* Consistent mobile padding for all sections */
    .section-container {
        padding-left: 1rem;
        padding-right: 1.5rem;
    }
    
    /* Center align contact section text on mobile */
    .contact-item {
        flex-direction: column !important;
        align-items: center !important;
        justify-content: center !important;
        text-align: center !important;
        gap: 1rem;
    }
    
    .contact-text {
        text-align: center !important;
        width: 100% !important;
    }
    
    .contact-text h4 {
        text-align: center !important;
        margin-bottom: 0.5rem !important;
    }
    
    .contact-text a,
    .contact-text span {
        text-align: center !important;
        display: block !important;
        width: 100% !important;
    }
    
    .contact-icon {
        margin: 0 auto !important;
    }
}

@media (max-width: 480px) {
    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .stat-item {
        padding: 1rem;
        min-width: auto;
    }
    
    .hero-3d {
        height: 280px;
    margin-bottom: 2rem;
}

    .timeline-item {
        padding: 1.5rem;
    }
    
    .timeline-title {
        font-size: 1.3rem;
    }
    
    .timeline-description {
        font-size: 0.9rem;
    }
    
    .highlight {
        font-size: 0.85rem;
    }
    
    .contact-details {
        gap: 1.5rem;
    }
    
    .contact-item {
        padding: 1rem;
        flex-direction: column;
        text-align: center;
        gap: 0.75rem;
    }
    
    .contact-icon {
        width: 45px;
        height: 45px;
        font-size: 1.1rem;
    margin: 0 auto;
}

    .contact-text h4 {
        font-size: 1rem;
        text-align: center;
    }
    
    .contact-text a,
    .contact-text span {
        font-size: 0.9rem;
        text-align: center;
        display: block;
    }
    
    .social-links {
        gap: 1rem;
    }
    
    .social-link {
        width: 45px;
        height: 45px;
        font-size: 1.1rem;
    }
    
    .achievement-card {
        padding: 1rem;
        gap: 0.75rem;
    }
    
    .achievement-header {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .achievement-icon {
        width: 35px;
        height: 35px;
        font-size: 0.9rem;
    }
    
    .achievement-badge {
        font-size: 0.7rem;
        padding: 0.25rem 0.5rem;
    }
    
    .achievement-content h3 {
        font-size: 1rem;
    }
    
    .achievement-content p {
        font-size: 0.8rem;
    }
    
    .certification-card {
        margin: 0;
        max-width: 95%;
        padding: 1.25rem;
    }
    
    .certification-header {
        padding: 0 0 0.75rem;
    flex-direction: column;
        gap: 0.75rem;
        text-align: center;
    }
    
    .certification-icon {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .certification-badge {
        font-size: 0.75rem;
        padding: 0.3rem 0.6rem;
    }
    
    .certification-content {
        padding: 0;
    }
    
    .certification-content h3 {
        font-size: 1.1rem;
    }
    
    .certification-content p {
        font-size: 0.85rem;
    }
    
    .certification-skills span {
        font-size: 0.65rem;
        padding: 0.2rem 0.4rem;
    }
    
    .nav-menu {
        padding: 1.5rem;
        gap: 1.5rem;
    }
    
    .nav-link {
        font-size: 1.1rem;
        padding: 0.8rem 0;
    }
    
    .nav-link.resume-link {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
        margin: 0.5rem 0;
    }
    
    .btn-resume {
        font-size: 0.9rem;
        padding: 0.9rem 1.5rem;
    }
    
    .featured-projects-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

/* Utility Classes */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Focus styles for accessibility */
.btn:focus,
.nav-link:focus,
.social-link:focus,
.project-link:focus {
    outline: 2px solid var(--accent-gradient);
    outline-offset: 2px;
}

/* Reduced motion for accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .cursor-dot,
    .cursor-outline {
        display: none;
    }
}

/* Mobile-specific: Disable all animations and ensure visibility */
@media (max-width: 768px) {
    /* Disable all animations on mobile */
    *,
    *::before,
    *::after {
        animation-duration: 0s !important;
        animation-delay: 0s !important;
        transition-duration: 0s !important;
        transition-delay: 0s !important;
        animation: none !important;
        transition: none !important;
    }
    
    /* Ensure all elements are visible */
    .skill-item,
    .timeline-content,
    .project-card,
    .section-header,
    .achievement-card,
    .certification-card,
    .featured-project-card {
        opacity: 1 !important;
        visibility: visible !important;
        transform: translateY(0) !important;
        display: block !important;
    }
    
    /* Disable custom cursor on mobile */
    .cursor-dot,
    .cursor-outline {
        display: none !important;
    }
}

/* Featured Projects Section */
.featured-projects {
    background: radial-gradient(ellipse at center, rgba(102, 126, 234, 0.1) 0%, transparent 70%);
    position: relative;
}

.featured-projects::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(102, 126, 234, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 80% 30%, rgba(240, 147, 251, 0.15) 0%, transparent 50%);
    z-index: -1;
    pointer-events: none;
}

.featured-projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
    margin-bottom: 4rem;
}

.featured-project-card {
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    backdrop-filter: blur(20px);
    transition: all var(--transition-medium);
}

.featured-project-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-glass);
}

.project-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.project-image img {
        width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.featured-project-card:hover .project-image img {
    transform: scale(1.1);
}

.project-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(45deg, rgba(102, 126, 234, 0.8) 0%, rgba(240, 147, 251, 0.8) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
        opacity: 0;
    transition: opacity var(--transition-medium);
}

.featured-project-card:hover .project-overlay {
    opacity: 1;
}

.project-links {
    display: flex;
    gap: 1rem;
}

.project-link {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
        display: flex;
    align-items: center;
        justify-content: center;
    color: white;
    text-decoration: none;
    backdrop-filter: blur(10px);
    transition: all var(--transition-fast);
}

.project-link:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.project-content {
    padding: 2rem;
}

.project-tags {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.tag {
    padding: 0.25rem 0.75rem;
    background: var(--accent-gradient);
    color: white;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 500;
}

.project-title {
    font-family: var(--font-primary);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.project-description {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.95rem;
}

.featured-projects-cta {
    text-align: center;
}

.skills-grid {
    grid-template-columns: 1fr;
}

.timeline {
    padding-left: 0;
}

/* Achievements Section */
.achievements {
    background: radial-gradient(ellipse at center, rgba(118, 75, 162, 0.1) 0%, transparent 70%);
    position: relative;
}

.achievements::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 30% 40%, rgba(118, 75, 162, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 70% 60%, rgba(102, 126, 234, 0.15) 0%, transparent 50%);
    z-index: -1;
    pointer-events: none;
}

.achievements-grid {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 900px;
    margin: 0 auto;
}

.achievement-card {
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--border-radius);
    overflow: hidden;
    backdrop-filter: blur(20px);
    transition: all var(--transition-medium);
    display: flex;
    align-items: center;
    padding: 1.25rem;
    gap: 1rem;
}

.achievement-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glass);
    border-color: rgba(118, 75, 162, 0.3);
}

.achievement-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-shrink: 0;
}

.achievement-icon {
    width: 40px;
    height: 40px;
    background: var(--accent-gradient);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
        justify-content: center;
    color: white;
    font-size: 1rem;
}

.achievement-badge {
    padding: 0.3rem 0.6rem;
    background: rgba(118, 75, 162, 0.1);
    border: 1px solid rgba(118, 75, 162, 0.2);
    border-radius: 50px;
    color: var(--text-primary);
    font-size: 0.75rem;
    font-weight: 600;
    white-space: nowrap;
}

.achievement-content {
    flex: 1;
}

.achievement-content h3 {
    font-family: var(--font-primary);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.achievement-content p {
    color: var(--text-secondary);
    line-height: 1.5;
    margin: 0;
    font-size: 0.85rem;
}

/* Certifications Section */
.certifications {
    background: radial-gradient(ellipse at center, rgba(240, 147, 251, 0.1) 0%, transparent 70%);
    position: relative;
}

.certifications::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 25% 30%, rgba(240, 147, 251, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 75% 70%, rgba(118, 75, 162, 0.15) 0%, transparent 50%);
    z-index: -1;
    pointer-events: none;
}

.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
}

.certification-card {
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    backdrop-filter: blur(20px);
    transition: all var(--transition-medium);
}

.certification-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glass);
    border-color: rgba(240, 147, 251, 0.3);
}

.certification-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 2rem 1rem;
}

.certification-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-gradient);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
}

.certification-badge {
    padding: 0.5rem 1rem;
    background: rgba(240, 147, 251, 0.1);
    border: 1px solid rgba(240, 147, 251, 0.2);
    border-radius: 50px;
    color: var(--text-primary);
    font-size: 0.85rem;
    font-weight: 600;
}

.certification-content {
    padding: 0 2rem 2rem;
}

.certification-content h3 {
    font-family: var(--font-primary);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.certification-content p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.certification-details {
    display: flex;
    flex-direction: column;
        gap: 1rem;
    }

.certification-date {
    color: var(--text-muted);
        font-size: 0.9rem;
    font-weight: 500;
}

.certification-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.certification-skills span {
    padding: 0.25rem 0.75rem;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: 50px;
    color: var(--text-secondary);
    font-size: 0.75rem;
    backdrop-filter: blur(10px);
    transition: all var(--transition-fast);
}

.certification-skills span:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    transform: translateY(-1px);
}