/* ===== CSS VARIABLES ===== */
:root {
    /* Colors - Light Blue Tech Theme */
    --primary-color: #3b82f6;
    --primary-dark: #2563eb;
    --secondary-color: #06b6d4;
    --accent-color: #8b5cf6;
    --dark-color: #1e293b;
    --light-color: #f0f9ff;
    --gray-color: #64748b;
    --gray-light: #e0f2fe;
    --white: #ffffff;
    --black: #000000;
    
    /* Matrix/Tech Gradients */
    --gradient-primary: linear-gradient(135deg, #3b82f6 0%, #06b6d4 100%);
    --gradient-secondary: linear-gradient(135deg, #06b6d4 0%, #8b5cf6 100%);
    --gradient-accent: linear-gradient(135deg, #8b5cf6 0%, #3b82f6 100%);
    --gradient-bg: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 50%, #bae6fd 100%);
    --gradient-card: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(240, 249, 255, 0.9) 100%);
    --gradient-matrix: linear-gradient(45deg, rgba(59, 130, 246, 0.1) 0%, rgba(6, 182, 212, 0.1) 50%, rgba(139, 92, 246, 0.1) 100%);
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(59, 130, 246, 0.1);
    --shadow-md: 0 4px 6px rgba(59, 130, 246, 0.15);
    --shadow-lg: 0 10px 15px rgba(59, 130, 246, 0.2);
    --shadow-xl: 0 20px 25px rgba(59, 130, 246, 0.25);
    --shadow-2xl: 0 25px 50px rgba(59, 130, 246, 0.3);
    
    /* Transitions */
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Spacing */
    --section-padding: 6rem 0;
    --container-padding: 0 1.5rem;
    --border-radius: 12px;
    --border-radius-lg: 20px;
    --border-radius-xl: 30px;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    
    /* Z-index */
    --z-background: -1;
    --z-base: 1;
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

/* ===== RESET & BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
    font-size: 16px;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--dark-color);
    background: var(--gradient-bg);
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}

/* ===== 3D BACKGROUND ===== */
.background-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: var(--z-background);
    opacity: 0.8;
    background: var(--gradient-bg);
}

/* Matrix Grid Overlay */
.background-canvas::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(59, 130, 246, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(59, 130, 246, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: matrixGrid 20s linear infinite;
    pointer-events: none;
}

@keyframes matrixGrid {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

/* Floating Tech Elements */
.tech-elements {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: var(--z-background);
}

.tech-element {
    position: absolute;
    width: 40px;
    height: 40px;
    animation: techFloat 20s ease-in-out infinite;
    opacity: 0.4;
}

.tech-element::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border: 2px solid rgba(59, 130, 246, 0.3);
    border-radius: 50%;
    animation: techPulse 3s ease-in-out infinite;
}

.tech-element::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.5);
}

.tech-element:nth-child(1) { top: 10%; left: 10%; animation-delay: 0s; }
.tech-element:nth-child(2) { top: 20%; right: 15%; animation-delay: 3s; }
.tech-element:nth-child(3) { bottom: 30%; left: 20%; animation-delay: 6s; }
.tech-element:nth-child(4) { bottom: 20%; right: 10%; animation-delay: 9s; }
.tech-element:nth-child(5) { top: 50%; left: 5%; animation-delay: 12s; }
.tech-element:nth-child(6) { top: 60%; right: 5%; animation-delay: 15s; }

@keyframes techFloat {
    0%, 100% { 
        transform: translateY(0px) rotate(0deg) scale(1);
        opacity: 0.4;
    }
    50% { 
        transform: translateY(-40px) rotate(180deg) scale(1.1);
        opacity: 0.6;
    }
}

@keyframes techPulse {
    0%, 100% { 
        transform: scale(1);
        opacity: 0.3;
    }
    50% { 
        transform: scale(1.2);
        opacity: 0.6;
    }
}

/* ===== MOUSE FOLLOWER ===== */
.mouse-follower {
    position: fixed;
    width: 30px;
    height: 30px;
    background: var(--gradient-primary);
    border-radius: 50%;
    pointer-events: none;
    z-index: var(--z-tooltip);
    transform: translate(-50%, -50%);
    transition: var(--transition-fast);
    mix-blend-mode: screen;
    opacity: 0;
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.5);
}

.mouse-follower::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    border: 2px solid rgba(59, 130, 246, 0.3);
    border-radius: 50%;
    animation: pulseRing 2s infinite;
}

.mouse-follower::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60%;
    height: 60%;
    background: var(--gradient-secondary);
    border-radius: 50%;
    opacity: 0.7;
}

.mouse-follower.active {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.2);
}

@keyframes pulseRing {
    0% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 1;
    }
    100% {
        transform: translate(-50%, -50%) scale(2);
        opacity: 0;
    }
}

/* ===== LOADING SCREEN ===== */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    transition: var(--transition-slow);
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

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

.loading-logo {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 2rem;
    animation: pulse 2s infinite;
}

.loading-bar {
    width: 200px;
    height: 4px;
    background: var(--gray-light);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 1rem;
}

.loading-progress {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 2px;
    transition: width 0.3s ease;
}

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

/* ===== CONTAINER ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--container-padding);
    position: relative;
    z-index: var(--z-base);
}

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    z-index: var(--z-sticky);
    transition: var(--transition-normal);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-lg);
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--dark-color);
    transition: var(--transition-normal);
}

.logo:hover {
    transform: translateY(-2px);
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

.logo:hover .logo-icon {
    transform: rotate(5deg) scale(1.1);
    box-shadow: var(--shadow-lg);
}

.logo-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.logo-title {
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1;
}

.logo-subtitle {
    font-size: var(--font-size-xs);
    color: var(--gray-color);
    font-weight: 500;
    line-height: 1;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
}

.nav-link {
    position: relative;
    color: var(--dark-color);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0;
    transition: var(--transition-normal);
}

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

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

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

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background: var(--dark-color);
    border-radius: 2px;
    transition: var(--transition-normal);
}

/* ===== MOBILE MENU ===== */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background: var(--white);
    box-shadow: var(--shadow-xl);
    z-index: var(--z-modal);
    transition: var(--transition-normal);
    padding: 2rem;
}

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

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--gray-light);
}

.mobile-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--primary-color);
}

.mobile-logo-icon {
    width: 32px;
    height: 32px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
}

.mobile-close {
    background: none;
    border: none;
    font-size: var(--font-size-xl);
    color: var(--gray-color);
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-nav {
    list-style: none;
    margin-bottom: 2rem;
}

.mobile-nav-link {
    display: block;
    padding: 1rem 0;
    color: var(--dark-color);
    text-decoration: none;
    font-weight: 500;
    border-bottom: 1px solid var(--gray-light);
    transition: var(--transition-normal);
}

.mobile-nav-link:hover {
    color: var(--primary-color);
    padding-left: 1rem;
}

.mobile-social {
    display: flex;
    gap: 1rem;
}

.mobile-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-light);
    color: var(--dark-color);
    border-radius: 50%;
    transition: var(--transition-normal);
}

.mobile-social a:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
}

/* ===== MAIN CONTENT ===== */
.main-content {
    margin-top: 80px;
}

/* ===== SECTIONS ===== */
section {
    padding: var(--section-padding);
    position: relative;
}

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

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    color: var(--dark-color);
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--gray-color);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== HERO SECTION ===== */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text {
    position: relative;
    z-index: var(--z-base);
}

.greeting {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.greeting-text {
    font-size: var(--font-size-lg);
    color: var(--secondary-color);
    font-weight: 600;
}

.greeting-emoji {
    font-size: var(--font-size-xl);
    animation: wave 2s infinite;
}

@keyframes wave {
    0%, 100% { transform: rotate(0deg); }
    25% { transform: rotate(20deg); }
    75% { transform: rotate(-20deg); }
}

.hero-title {
    font-size: var(--font-size-6xl);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1rem;
}

.title-line {
    display: block;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--font-size-2xl);
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--gray-color);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.highlight {
    color: var(--primary-color);
    font-weight: 600;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: var(--border-radius-lg);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-normal);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

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

.btn:hover::before {
    left: 100%;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-3px);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

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

.stat-number {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--gray-color);
    font-weight: 500;
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.profile-container {
    position: relative;
    width: 400px;
    height: 500px;
}

.profile-image-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-2xl);
    transform: perspective(1000px) rotateY(-15deg);
    transition: var(--transition-normal);
}

.profile-container:hover .profile-image-wrapper {
    transform: perspective(1000px) rotateY(0deg);
}

.profile-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-normal);
}

.profile-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(45deg, rgba(99, 102, 241, 0.1), rgba(16, 185, 129, 0.1));
    opacity: 0;
    transition: var(--transition-normal);
}

.profile-container:hover .profile-overlay {
    opacity: 1;
}

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

.float-element {
    position: absolute;
    width: 60px;
    height: 60px;
    background: var(--gradient-card);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    color: var(--primary-color);
    box-shadow: var(--shadow-lg);
    animation: float 6s ease-in-out infinite;
}

.float-element:nth-child(1) {
    top: 10%;
    left: -10%;
    animation-delay: 0s;
}

.float-element:nth-child(2) {
    top: 20%;
    right: -10%;
    animation-delay: 1s;
}

.float-element:nth-child(3) {
    bottom: 20%;
    left: -10%;
    animation-delay: 2s;
}

.float-element:nth-child(4) {
    bottom: 10%;
    right: -10%;
    animation-delay: 3s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

/* ===== ABOUT SECTION ===== */
.about-section {
    background: var(--gradient-card);
    position: relative;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-description {
    font-size: var(--font-size-lg);
    color: var(--gray-color);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.about-highlights {
    display: grid;
    gap: 1.5rem;
}

.highlight-card {
    display: flex;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    border-left: 4px solid var(--primary-color);
}

.highlight-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.highlight-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: var(--font-size-xl);
    flex-shrink: 0;
}

.highlight-content h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

.highlight-content p {
    color: var(--gray-color);
    line-height: 1.6;
}

.about-image {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about-image img {
    width: 100%;
    height: auto;
    transition: var(--transition-normal);
}

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

/* ===== SERVICES SECTION ===== */
.services-section {
    position: relative;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--gradient-card);
    padding: 2.5rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: var(--transition-normal);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: var(--font-size-2xl);
    margin-bottom: 1.5rem;
}

.service-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.service-card p {
    color: var(--gray-color);
    line-height: 1.6;
}

/* ===== EXPERIENCE SECTION ===== */
.experience-section {
    background: var(--gradient-card);
    position: relative;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: var(--gradient-primary);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
}

.timeline-marker {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 20px;
    background: var(--primary-color);
    border: 4px solid var(--white);
    border-radius: 50%;
    box-shadow: var(--shadow-md);
    z-index: var(--z-base);
}

.timeline-content {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    margin-left: 3rem;
    position: relative;
    transition: var(--transition-normal);
}

.timeline-content::before {
    content: '';
    position: absolute;
    top: 20px;
    left: -10px;
    width: 0;
    height: 0;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    border-right: 10px solid var(--white);
}

.timeline-content:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.timeline-header h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.timeline-company {
    display: block;
    font-size: var(--font-size-lg);
    color: var(--dark-color);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.timeline-date {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--gray-color);
    margin-bottom: 1rem;
}

.timeline-responsibilities {
    list-style: none;
}

.timeline-responsibilities li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--gray-color);
    line-height: 1.6;
}

.timeline-responsibilities li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* ===== SKILLS SECTION ===== */
.skills-section {
    position: relative;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.skill-card {
    background: var(--gradient-card);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    text-align: center;
}

.skill-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.skill-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: var(--font-size-xl);
    margin: 0 auto 1rem;
}

.skill-card h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.skill-level {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.skill-bar {
    width: 100%;
    height: 8px;
    background: var(--gray-light);
    border-radius: 4px;
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 4px;
    transition: width 1s ease;
    width: 0;
}

.skill-level span {
    font-size: var(--font-size-sm);
    color: var(--gray-color);
    font-weight: 500;
}

/* ===== PROJECTS SECTION ===== */
.projects-section {
    background: var(--gradient-card);
    position: relative;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    height: 100%;
    display: flex;
    flex-direction: column;
}

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

.project-info {
    padding: 2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.project-info h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.project-info p {
    color: var(--gray-color);
    line-height: 1.6;
    margin-bottom: 1.5rem;
    flex: 1;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.project-tag {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
    padding: 0.3rem 0.8rem;
    border-radius: 50px;
    font-size: var(--font-size-sm);
    font-weight: 500;
}

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

.project-links a {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-normal);
}

.project-links a:hover {
    color: var(--primary-dark);
    transform: translateX(3px);
}

/* ===== ACHIEVEMENTS SECTION ===== */
.achievements-section {
    position: relative;
}

.achievements-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
}

.achievement-card {
    background: var(--gradient-card);
    padding: 2.5rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

.achievement-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.achievement-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: var(--font-size-xl);
    margin-bottom: 1.5rem;
}

.achievement-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.achievement-card p {
    color: var(--gray-color);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.sports-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.sport-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.sport-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.sport-emoji {
    font-size: var(--font-size-lg);
}

/* ===== CONTACT SECTION ===== */
.contact-section {
    background: var(--gradient-card);
    position: relative;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: var(--font-size-lg);
    flex-shrink: 0;
}

.contact-details h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

.contact-details p {
    color: var(--gray-color);
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-link {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-decoration: none;
    transition: var(--transition-normal);
}

.social-link:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.contact-form {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    transition: var(--transition-normal);
    background: var(--light-color);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--dark-color);
    color: var(--white);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.footer-logo span:first-child {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--primary-color);
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition-normal);
}

.footer-section ul li a:hover {
    color: var(--white);
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-decoration: none;
    transition: var(--transition-normal);
}

.footer-social a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

/* ===== BACK TO TOP ===== */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    z-index: var(--z-fixed);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1200px) {
    .hero-content {
        gap: 3rem;
    }
    
    .profile-container {
        width: 350px;
        height: 450px;
    }
}

@media (max-width: 992px) {
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }
    
    .hero-title {
        font-size: var(--font-size-5xl);
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-marker {
        left: 20px;
    }
    
    .timeline-content {
        margin-left: 0;
        margin-top: 2rem;
    }
    
    .timeline-content::before {
        display: none;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    section {
        padding: 4rem 0;
    }
    
    .hero-title {
        font-size: var(--font-size-4xl);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-xl);
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .services-grid,
    .skills-grid,
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .achievements-content {
        grid-template-columns: 1fr;
    }
    
    .sports-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .section-title {
        font-size: var(--font-size-3xl);
    }
    
    .profile-container {
        width: 280px;
        height: 360px;
    }
    
    .service-card,
    .skill-card,
    .achievement-card {
        padding: 1.5rem;
    }
    
    .contact-form {
        padding: 1.5rem;
    }
}

/* ===== UTILITY CLASSES ===== */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-5 { margin-bottom: 1.25rem; }
.mb-6 { margin-bottom: 1.5rem; }

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-5 { margin-top: 1.25rem; }
.mt-6 { margin-top: 1.5rem; }

.hidden {
    display: none;
}

.visible {
    display: block;
}

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

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

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

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.animate-fade-in-left {
    animation: fadeInLeft 0.6s ease-out;
}

.animate-fade-in-right {
    animation: fadeInRight 0.6s ease-out;
}

/* ===== TECH THEME ENHANCEMENTS ===== */

/* Glowing borders for cards */
.service-card,
.skill-card,
.achievement-card,
.project-card {
    position: relative;
    overflow: hidden;
}

.service-card::after,
.skill-card::after,
.achievement-card::after,
.project-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.1), transparent);
    transition: var(--transition-slow);
}

.service-card:hover::after,
.skill-card:hover::after,
.achievement-card:hover::after,
.project-card:hover::after {
    left: 100%;
}

/* Enhanced button effects */
.btn {
    position: relative;
    overflow: hidden;
    transition: var(--transition-normal);
    border: none;
    cursor: pointer;
    --mouse-x: 0px;
    --mouse-y: 0px;
}

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

.btn::after {
    content: '';
    position: absolute;
    top: var(--mouse-y);
    left: var(--mouse-x);
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.3s, height 0.3s;
}

.btn:hover::before {
    left: 100%;
}

.btn:hover::after {
    width: 200px;
    height: 200px;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl), 0 0 20px rgba(59, 130, 246, 0.4);
    background: var(--gradient-secondary);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg), 0 0 20px rgba(59, 130, 246, 0.3);
}

/* Matrix-style text effects */
.hero-title .title-line {
    position: relative;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: matrixGlow 3s ease-in-out infinite alternate;
}

.hero-title .title-line:nth-child(2) {
    animation-delay: 1.5s;
}

@keyframes matrixGlow {
    0% { 
        filter: drop-shadow(0 0 5px rgba(59, 130, 246, 0.3));
        transform: translateY(0);
    }
    100% { 
        filter: drop-shadow(0 0 15px rgba(59, 130, 246, 0.6));
        transform: translateY(-2px);
    }
}

/* Floating tech particles */
.floating-tech-particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: var(--z-background);
}

.tech-particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--primary-color);
    border-radius: 50%;
    opacity: 0.6;
    animation: techParticleFloat 8s linear infinite;
}

@keyframes techParticleFloat {
    0% {
        transform: translateY(100vh) translateX(0);
        opacity: 0;
    }
    10% {
        opacity: 0.6;
    }
    90% {
        opacity: 0.6;
    }
    100% {
        transform: translateY(-10vh) translateX(100px);
        opacity: 0;
    }
}

/* ===== WAVE & GRAPH ANIMATIONS ===== */

/* Animated Waves */
.tech-waves {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: var(--z-background);
    opacity: 0.3;
}

.wave {
    position: absolute;
    width: 200%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.1), transparent);
    border-radius: 50%;
    animation: waveMove 15s linear infinite;
}

.wave:nth-child(1) {
    top: 20%;
    animation-delay: 0s;
    animation-duration: 20s;
}

.wave:nth-child(2) {
    top: 40%;
    animation-delay: -5s;
    animation-duration: 25s;
}

.wave:nth-child(3) {
    top: 60%;
    animation-delay: -10s;
    animation-duration: 30s;
}

@keyframes waveMove {
    0% { transform: translateX(-50%) translateY(0) scale(1); }
    50% { transform: translateX(0%) translateY(-20px) scale(1.1); }
    100% { transform: translateX(50%) translateY(0) scale(1); }
}

/* Data Graph Lines */
.tech-graphs {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: var(--z-background);
    opacity: 0.2;
}

.graph-line {
    position: absolute;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
    animation: graphDraw 8s ease-in-out infinite;
}

.graph-line:nth-child(1) {
    top: 25%;
    left: -100%;
    width: 60%;
    animation-delay: 0s;
}

.graph-line:nth-child(2) {
    top: 45%;
    right: -100%;
    width: 50%;
    animation-delay: 2s;
}

.graph-line:nth-child(3) {
    top: 65%;
    left: -100%;
    width: 70%;
    animation-delay: 4s;
}

@keyframes graphDraw {
    0% { transform: translateX(-100%); opacity: 0; }
    50% { transform: translateX(0); opacity: 1; }
    100% { transform: translateX(100%); opacity: 0; }
}

/* Floating Dots Network */
.tech-dots {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: var(--z-background);
}

.tech-dot {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--primary-color);
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(59, 130, 246, 0.6);
    animation: dotPulse 4s ease-in-out infinite;
}

.tech-dot:nth-child(1) { top: 15%; left: 20%; animation-delay: 0s; }
.tech-dot:nth-child(2) { top: 25%; right: 30%; animation-delay: 0.5s; }
.tech-dot:nth-child(3) { top: 35%; left: 60%; animation-delay: 1s; }
.tech-dot:nth-child(4) { top: 45%; right: 15%; animation-delay: 1.5s; }
.tech-dot:nth-child(5) { top: 55%; left: 40%; animation-delay: 2s; }
.tech-dot:nth-child(6) { top: 65%; right: 50%; animation-delay: 2.5s; }
.tech-dot:nth-child(7) { top: 75%; left: 25%; animation-delay: 3s; }
.tech-dot:nth-child(8) { top: 85%; right: 70%; animation-delay: 3.5s; }

@keyframes dotPulse {
    0%, 100% { 
        transform: scale(1);
        opacity: 0.6;
    }
    50% { 
        transform: scale(1.5);
        opacity: 1;
    }
}

/* ===== ENHANCED SECTION ANIMATIONS ===== */

/* Section entrance animations */
.section-header {
    opacity: 0;
    transform: translateY(30px);
    animation: sectionFadeIn 0.8s ease-out forwards;
}

.section-header.animate {
    animation: sectionFadeIn 0.8s ease-out forwards;
}

@keyframes sectionFadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Card hover effects with tech theme */
.service-card,
.skill-card,
.achievement-card,
.project-card {
    position: relative;
    overflow: hidden;
    transition: var(--transition-normal);
    background: var(--gradient-card);
    border: 1px solid rgba(59, 130, 246, 0.1);
}

.service-card::before,
.skill-card::before,
.achievement-card::before,
.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.05), transparent);
    transition: var(--transition-slow);
    z-index: 1;
}

.service-card:hover::before,
.skill-card:hover::before,
.achievement-card:hover::before,
.project-card:hover::before {
    left: 100%;
}

.service-card:hover,
.skill-card:hover,
.achievement-card:hover,
.project-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(59, 130, 246, 0.3);
}

/* Timeline animations */
.timeline-item {
    opacity: 0;
    transform: translateX(-50px);
    transition: var(--transition-normal);
}

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

.timeline-marker {
    position: relative;
    overflow: hidden;
}

.timeline-marker::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 50%;
    animation: markerPulse 2s ease-in-out infinite;
}

@keyframes markerPulse {
    0%, 100% { 
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.3;
    }
    50% { 
        transform: translate(-50%, -50%) scale(1.3);
        opacity: 0.6;
    }
}

/* Skill bar animations */
.skill-progress {
    position: relative;
    overflow: hidden;
}

.skill-progress::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: skillShine 2s ease-in-out infinite;
}

@keyframes skillShine {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* ===== HERO SECTION ENHANCEMENTS ===== */

.hero-section {
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 20%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(6, 182, 212, 0.1) 0%, transparent 50%);
    pointer-events: none;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-title .title-line {
    position: relative;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: matrixGlow 3s ease-in-out infinite alternate;
}

.hero-title .title-line:nth-child(2) {
    animation-delay: 1.5s;
}

@keyframes matrixGlow {
    0% { 
        filter: drop-shadow(0 0 5px rgba(59, 130, 246, 0.3));
        transform: translateY(0);
    }
    100% { 
        filter: drop-shadow(0 0 15px rgba(59, 130, 246, 0.6));
        transform: translateY(-2px);
    }
}

.hero-stats .stat-item {
    position: relative;
    overflow: hidden;
}

.hero-stats .stat-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.1), transparent);
    transition: var(--transition-slow);
}

.hero-stats .stat-item:hover::before {
    left: 100%;
}

.hero-stats .stat-number {
    position: relative;
    z-index: 1;
}

/* Profile image enhancements */
.profile-container {
    position: relative;
}

.profile-container::before {
    content: '';
    position: absolute;
    top: -20px;
    left: -20px;
    right: -20px;
    bottom: -20px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-xl);
    opacity: 0.1;
    z-index: -1;
    animation: profileGlow 4s ease-in-out infinite alternate;
}

@keyframes profileGlow {
    0% { 
        opacity: 0.1;
        transform: scale(1);
    }
    100% { 
        opacity: 0.2;
        transform: scale(1.05);
    }
}

/* Floating elements enhancement */
.floating-elements {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.float-element {
    position: absolute;
    width: 60px;
    height: 60px;
    background: var(--gradient-card);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    color: var(--primary-color);
    box-shadow: var(--shadow-lg);
    animation: float 6s ease-in-out infinite;
    border: 2px solid rgba(59, 130, 246, 0.2);
}

.float-element::before {
    content: '';
    position: absolute;
    inset: -5px;
    border: 2px solid rgba(59, 130, 246, 0.1);
    border-radius: 50%;
    animation: floatPulse 3s ease-in-out infinite;
}

@keyframes floatPulse {
    0%, 100% { 
        transform: scale(1);
        opacity: 0.3;
    }
    50% { 
        transform: scale(1.2);
        opacity: 0.6;
    }
}