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

:root {
    /* Color Palette - IT/Tech Theme */
    --bg-primary: #0a0a0f;
    --bg-secondary: #0f0f1a;
    --bg-tertiary: #151520;
    
    --accent-primary: #00d4ff;
    --accent-secondary: #7c3aed;
    --accent-tertiary: #06b6d4;
    --accent-python: #3776ab;
    --accent-llm: #ff6b6b;
    --accent-n8n: #6e56cf;
    
    --text-primary: #ffffff;
    --text-secondary: #b4b4c0;
    --text-muted: #6b6b7a;
    
    --border-color: #1e1e2e;
    --border-glow: rgba(0, 212, 255, 0.3);
    
    /* Typography */
    --font-primary: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* ============================================
   TECH BACKGROUND ANIMATIONS
   ============================================ */
.tech-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
}

.grid-overlay {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
}

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

.particles-container {
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 50%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(124, 58, 237, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 40% 20%, rgba(6, 182, 212, 0.1) 0%, transparent 50%);
    animation: particleFloat 15s ease-in-out infinite;
}

@keyframes particleFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(30px, -30px) scale(1.1); }
}

.circuit-lines {
    position: absolute;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(90deg, transparent 0%, rgba(0, 212, 255, 0.1) 50%, transparent 100%),
        linear-gradient(0deg, transparent 0%, rgba(124, 58, 237, 0.1) 50%, transparent 100%);
    animation: circuitPulse 8s ease-in-out infinite;
}

@keyframes circuitPulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.6; }
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: var(--spacing-sm) 0;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(10, 10, 15, 0.95);
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.1);
}

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

.nav-logo {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-primary);
}

.logo-bracket {
    color: var(--accent-secondary);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    transition: var(--transition-fast);
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    transition: var(--transition-normal);
}

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

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

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 1001;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: var(--transition-normal);
    border-radius: 2px;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: var(--spacing-xl) var(--spacing-md) var(--spacing-md);
    z-index: 1;
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

/* Left Content */
.hero-left {
    animation: fadeInLeft 1s ease-out;
}

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

.code-line {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: var(--spacing-sm);
}

.code-comment {
    color: var(--text-muted);
}

.hero-intro {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}

.intro-prefix {
    color: var(--accent-secondary);
}

.intro-text {
    color: var(--accent-primary);
}

.intro-operator {
    color: var(--text-secondary);
}

.intro-value {
    color: #ffd700;
}

.intro-semicolon {
    color: var(--text-secondary);
}

.hero-name {
    font-size: 4.5rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-primary) 50%, var(--accent-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
}

.name-first,
.name-last {
    display: block;
}

.hero-role {
    font-family: var(--font-mono);
    font-size: 1.3rem;
    margin-bottom: var(--spacing-md);
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}

.role-prefix {
    color: var(--accent-secondary);
}

.role-variable {
    color: var(--accent-primary);
}

.role-operator {
    color: var(--text-secondary);
}

.role-value {
    color: #ffd700;
    font-weight: 600;
}

.role-semicolon {
    color: var(--text-secondary);
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
    max-width: 600px;
}

.tech-highlight {
    font-weight: 600;
    position: relative;
    padding: 0 0.3rem;
    transition: var(--transition-fast);
}

.tech-highlight.python {
    color: var(--accent-python);
}

.tech-highlight.llm {
    color: var(--accent-llm);
}

.tech-highlight.n8n {
    color: var(--accent-n8n);
}

.tech-highlight:hover {
    background: rgba(0, 212, 255, 0.1);
    border-radius: 4px;
}

/* Tech Pills */
.tech-pills {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.pill {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.2rem;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 50px;
    font-size: 0.9rem;
    color: var(--accent-primary);
    transition: var(--transition-normal);
    cursor: default;
}

.pill:hover {
    background: rgba(0, 212, 255, 0.2);
    border-color: var(--accent-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 212, 255, 0.3);
}

.pill i {
    font-size: 1rem;
}

/* CTA Buttons */
.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 8px;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: var(--text-primary);
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 212, 255, 0.6);
}

.btn-primary .btn-glow {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: var(--transition-slow);
}

.btn-primary:hover .btn-glow {
    left: 100%;
}

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

.btn-outline:hover {
    background: rgba(0, 212, 255, 0.1);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

.btn-upwork {
    background: linear-gradient(135deg, #25d366, #20ba5a);
    color: var(--text-primary);
    border: 2px solid #25d366;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
}

.btn-upwork:hover {
    background: linear-gradient(135deg, #20ba5a, #1ea84a);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
}

.btn-upwork i {
    font-size: 0.9rem;
}

/* Social Icons */
.social-icons {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.social-icon {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 50%;
    color: var(--accent-primary);
    text-decoration: none;
    transition: var(--transition-normal);
    position: relative;
}

.social-icon:hover {
    background: rgba(0, 212, 255, 0.2);
    border-color: var(--accent-primary);
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(0, 212, 255, 0.4);
}

.social-icon i {
    font-size: 1.2rem;
}

/* Right Content - Profile */
.hero-right {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeInRight 1s ease-out;
}

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

.profile-wrapper {
    position: relative;
    width: 100%;
    max-width: 500px;
    aspect-ratio: 1;
}

.glow-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 2px solid var(--accent-primary);
    opacity: 0.3;
    animation: pulseRing 3s ease-in-out infinite;
}

.glow-ring-2 {
    width: 110%;
    height: 110%;
    border-color: var(--accent-secondary);
    animation-delay: 1.5s;
}

@keyframes pulseRing {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.3;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.1);
        opacity: 0.6;
    }
}

.profile-image-container {
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--accent-primary);
    box-shadow: 0 0 40px rgba(0, 212, 255, 0.5);
    z-index: 2;
}

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

.profile-image-container:hover .profile-image {
    transform: scale(1.05);
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1), rgba(124, 58, 237, 0.1));
    pointer-events: none;
}

.status-badge {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.2rem;
    background: rgba(10, 10, 15, 0.9);
    border: 1px solid var(--accent-primary);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--text-primary);
    z-index: 3;
    backdrop-filter: blur(10px);
}

.status-dot {
    width: 8px;
    height: 8px;
    background: #00ff00;
    border-radius: 50%;
    animation: statusPulse 2s ease-in-out infinite;
}

@keyframes statusPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Floating Cards */
.floating-card {
    position: absolute;
    background: rgba(10, 10, 15, 0.9);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1rem;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    z-index: 4;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    min-width: 140px;
    transition: var(--transition-normal);
}

.floating-card:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 4px 25px rgba(0, 212, 255, 0.4);
    transform: translateY(-5px);
}

.card-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 8px;
    color: var(--accent-primary);
    font-size: 1.2rem;
}

.card-content {
    display: flex;
    flex-direction: column;
}

.card-number {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
}

.card-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stats-card-1 {
    top: 10%;
    right: -10%;
    animation: floatCard1 4s ease-in-out infinite;
}

.stats-card-2 {
    top: 50%;
    right: -15%;
    animation: floatCard2 4s ease-in-out infinite;
    animation-delay: 1s;
}

.stats-card-3 {
    bottom: 20%;
    right: -10%;
    animation: floatCard3 4s ease-in-out infinite;
    animation-delay: 2s;
}

.stats-card-4 {
    top: 30%;
    left: -15%;
    animation: floatCard4 4s ease-in-out infinite;
    animation-delay: 0.5s;
}

.stats-card-5 {
    bottom: 10%;
    left: -12%;
    animation: floatCard5 4s ease-in-out infinite;
    animation-delay: 1.5s;
}

.stats-card-5 .card-icon {
    background: rgba(37, 211, 102, 0.1);
    color: #25d366;
}

.stats-card-5 .card-number {
    color: #25d366;
}

.stats-card-5:hover {
    border-color: #25d366;
    box-shadow: 0 4px 25px rgba(37, 211, 102, 0.4);
}

@keyframes floatCard1 {
   0%, 100% { transform: translateY(0) translateX(0); }
   50% { transform: translateY(-10px) translateX(5px); }
}

@keyframes floatCard2 {
   0%, 100% { transform: translateY(0) translateX(0); }
   50% { transform: translateY(10px) translateX(-5px); }
}

@keyframes floatCard3 {
   0%, 100% { transform: translateY(0) translateX(0); }
   50% { transform: translateY(-8px) translateX(3px); }
}

@keyframes floatCard4 {
   0%, 100% { transform: translateY(0) translateX(0); }
   50% { transform: translateY(8px) translateX(-3px); }
}

@keyframes floatCard5 {
   0%, 100% { transform: translateY(0) translateX(0); }
   50% { transform: translateY(-6px) translateX(4px); }
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-md);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-size: 0.85rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-10px); }
}

.mouse {
    width: 24px;
    height: 40px;
    border: 2px solid var(--text-muted);
    border-radius: 15px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background: var(--text-muted);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 2s infinite;
}

@keyframes scrollWheel {
    0% { opacity: 1; transform: translateX(-50%) translateY(0); }
    100% { opacity: 0; transform: translateX(-50%) translateY(15px); }
}

.scroll-text {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 2px;
}

/* ============================================
   SECTIONS
   ============================================ */
.section {
    position: relative;
    padding: var(--spacing-xl) var(--spacing-md);
    z-index: 1;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

.section-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    font-family: var(--font-mono);
}

.title-number {
    color: var(--accent-primary);
}

.title-text {
    color: var(--text-primary);
}

.title-line {
    flex: 1;
    height: 1px;
    background: var(--border-color);
    margin-left: var(--spacing-sm);
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about-section {
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.about-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    align-items: start;
}

.about-subtitle {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}

.code-tag {
    color: var(--accent-secondary);
}

.subtitle-text {
    color: var(--accent-primary);
    font-weight: 600;
}

.about-text {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.about-paragraph {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.highlight-text {
    color: var(--accent-primary);
    font-weight: 600;
    position: relative;
}

.highlight-number {
    color: var(--accent-tertiary);
    font-weight: 700;
    font-size: 1.2em;
}

/* Statistics Cards */
.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
}

.stat-card {
    background: rgba(10, 10, 15, 0.8);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: var(--spacing-md);
    backdrop-filter: blur(10px);
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: linear-gradient(180deg, var(--accent-primary), var(--accent-secondary));
    opacity: 0;
    transition: var(--transition-normal);
}

.stat-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 212, 255, 0.2);
}

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

.stat-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 10px;
    color: var(--accent-primary);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.stat-content {
    flex: 1;
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: 0.3rem;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-tertiary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.2rem;
}

.stat-subtitle {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Expertise Section */
.expertise-section {
    margin-top: var(--spacing-xl);
}

.expertise-title {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.expertise-title span:not(.code-tag) {
    color: var(--accent-primary);
    font-weight: 600;
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.expertise-card {
    background: rgba(10, 10, 15, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: var(--spacing-md);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.expertise-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.05), rgba(124, 58, 237, 0.05));
    opacity: 0;
    transition: var(--transition-normal);
    pointer-events: none;
}

.expertise-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(0, 212, 255, 0.2);
}

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

.expertise-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.2), rgba(124, 58, 237, 0.2));
    border-radius: 12px;
    color: var(--accent-primary);
    font-size: 1.8rem;
    margin-bottom: var(--spacing-sm);
    position: relative;
    z-index: 1;
}

.expertise-card-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    position: relative;
    z-index: 1;
}

.expertise-card-description {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--text-secondary);
    position: relative;
    z-index: 1;
}

/* ============================================
   EXPERIENCE SECTION
   ============================================ */
.experience-section {
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.experience-subtitle {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.experience-timeline {
    position: relative;
    padding-left: var(--spacing-md);
}

.experience-timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--accent-primary), var(--accent-secondary));
    opacity: 0.3;
}

.experience-item {
    position: relative;
    background: rgba(10, 10, 15, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    transition: var(--transition-normal);
    backdrop-filter: blur(10px);
}

.experience-item::before {
    content: '';
    position: absolute;
    left: -26px;
    top: var(--spacing-md);
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--accent-primary);
    border: 3px solid var(--bg-primary);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.3);
    z-index: 2;
}

.experience-item:hover {
    border-color: var(--accent-primary);
    transform: translateX(10px);
    box-shadow: 0 8px 30px rgba(0, 212, 255, 0.2);
}

.experience-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-sm);
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.experience-company {
    flex: 1;
    min-width: 250px;
}

.company-name {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 0.3rem;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.company-role {
    font-size: 1.1rem;
    color: var(--accent-primary);
    font-weight: 600;
    margin: 0;
}

.experience-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.3rem;
    text-align: right;
}

.experience-date {
    font-family: var(--font-mono);
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.ongoing-badge {
    color: var(--accent-tertiary);
    font-weight: 700;
    animation: pulseGlow 2s ease-in-out infinite;
    position: relative;
}

@keyframes pulseGlow {
    0%, 100% {
        opacity: 1;
        text-shadow: 0 0 5px rgba(6, 182, 212, 0.5);
    }
    50% {
        opacity: 0.8;
        text-shadow: 0 0 10px rgba(6, 182, 212, 0.8);
    }
}

.experience-location {
    font-size: 0.9rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.experience-location i {
    font-size: 0.8rem;
    color: var(--accent-tertiary);
}

.experience-description {
    list-style: none;
    padding: 0;
    margin: var(--spacing-md) 0;
}

.experience-description li {
    position: relative;
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-xs);
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 1rem;
}

.experience-description li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--accent-primary);
    font-weight: bold;
    font-size: 1.2rem;
}

.experience-description li:hover {
    color: var(--text-primary);
    padding-left: calc(var(--spacing-md) + 5px);
    transition: var(--transition-fast);
}

/* Tech Stack Pills */
.tech-stack-pills {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.tech-pill {
    display: inline-block;
    padding: 0.4rem 0.9rem;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--accent-primary);
    font-family: var(--font-mono);
    transition: var(--transition-normal);
    cursor: default;
}

.tech-pill:hover {
    background: rgba(0, 212, 255, 0.2);
    border-color: var(--accent-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 212, 255, 0.3);
}

.tech-pill.python {
    background: rgba(55, 118, 171, 0.2);
    border-color: rgba(55, 118, 171, 0.5);
    color: #3776ab;
}

.tech-pill.python:hover {
    background: rgba(55, 118, 171, 0.3);
    border-color: #3776ab;
    box-shadow: 0 4px 12px rgba(55, 118, 171, 0.4);
}

.tech-pill.llm {
    background: rgba(255, 107, 107, 0.2);
    border-color: rgba(255, 107, 107, 0.5);
    color: #ff6b6b;
}

.tech-pill.llm:hover {
    background: rgba(255, 107, 107, 0.3);
    border-color: #ff6b6b;
    box-shadow: 0 4px 12px rgba(255, 107, 107, 0.4);
}

/* ============================================
   SKILLS SECTION
   ============================================ */
.skills-section {
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    position: relative;
    overflow: hidden;
}

.skills-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 212, 255, 0.03) 2px,
        rgba(0, 212, 255, 0.03) 4px
    );
    pointer-events: none;
}

.skills-main-title {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    text-align: center;
}

.skills-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: var(--spacing-xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.skill-categories {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.skill-category-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 25px;
    color: var(--text-primary);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-normal);
    font-family: var(--font-primary);
}

.skill-category-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.skill-category-btn.active {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: var(--text-primary);
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

.skill-category-btn i {
    font-size: 1rem;
}

.programming-languages-box {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.programming-languages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
}

.programming-lang-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: var(--text-primary);
    font-weight: 500;
    transition: var(--transition-normal);
    cursor: default;
}

.programming-lang-item:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent-primary);
    transform: translateY(-2px);
}

.programming-lang-item i {
    font-size: 1.5rem;
    color: var(--accent-primary);
}

/* Certifications Section */
.certifications-section {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border-color);
}

.certifications-title {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-primary);
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.certification-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: var(--spacing-md);
    transition: var(--transition-normal);
}

.certification-card:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--accent-primary);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 212, 255, 0.2);
}

.certification-name {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    line-height: 1.4;
}

.certification-type {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin: 0;
}

.certifications-cta {
    display: flex;
    justify-content: center;
    margin-top: var(--spacing-lg);
}

.show-all-certifications-btn {
    padding: 1rem 2.5rem;
    background: var(--accent-primary);
    color: var(--text-primary);
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    font-family: var(--font-primary);
}

.show-all-certifications-btn:hover {
    background: var(--accent-tertiary);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 212, 255, 0.4);
}

/* ============================================
   PROJECTS SECTION
   ============================================ */
.projects-section {
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    position: relative;
}

.projects-main-title {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    text-align: center;
}

.projects-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: var(--spacing-xl);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.key-achievements-banner {
    background: linear-gradient(135deg, var(--accent-secondary), var(--accent-primary));
    border-radius: 16px;
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    box-shadow: 0 8px 30px rgba(124, 58, 237, 0.3);
}

.achievements-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.achievements-description {
    font-size: 1.05rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.project-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: var(--spacing-md);
    transition: var(--transition-normal);
    position: relative;
}

.project-card:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--accent-primary);
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0, 212, 255, 0.2);
}

.project-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-sm);
    gap: var(--spacing-sm);
}

.project-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    flex: 1;
    line-height: 1.3;
}

.project-icons {
    display: flex;
    gap: 0.5rem;
    color: var(--accent-primary);
    font-size: 1rem;
}

.project-icons i {
    cursor: pointer;
    transition: var(--transition-fast);
}

.project-icons i:hover {
    color: var(--accent-tertiary);
    transform: scale(1.1);
}

.project-description {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.project-features {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--spacing-md) 0;
}

.project-features li {
    position: relative;
    padding-left: var(--spacing-md);
    margin-bottom: 0.6rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.project-features li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--accent-primary);
    font-weight: bold;
    font-size: 1rem;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding-top: var(--spacing-sm);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.project-tag {
    display: inline-block;
    padding: 0.4rem 0.9rem;
    background: rgba(124, 58, 237, 0.2);
    border: 1px solid rgba(124, 58, 237, 0.3);
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    color: #c084fc;
    font-family: var(--font-mono);
    transition: var(--transition-normal);
}

.project-tag:hover {
    background: rgba(124, 58, 237, 0.3);
    border-color: var(--accent-secondary);
    transform: translateY(-2px);
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact-section {
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    position: relative;
}

.contact-main-title {
    font-size: 3rem;
    font-weight: 800;
    color: var(--accent-primary);
    margin-bottom: var(--spacing-sm);
    text-align: center;
}

.contact-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: var(--spacing-xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-xl);
    max-width: 1200px;
    margin: 0 auto;
}

.contact-info-column {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-info-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: var(--spacing-md);
    transition: var(--transition-normal);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.contact-info-card:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--accent-primary);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 212, 255, 0.2);
}

.contact-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(124, 58, 237, 0.2);
    border-radius: 12px;
    color: var(--accent-primary);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-info-content {
    flex: 1;
}

.contact-info-label {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    margin-top: 0;
}

.contact-info-value {
    font-size: 1rem;
    color: var(--accent-tertiary);
    text-decoration: none;
    display: block;
    transition: var(--transition-fast);
}

.contact-info-value:hover {
    color: var(--accent-primary);
}

.contact-social-icons {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.contact-social-icon {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 2px solid var(--accent-primary);
    border-radius: 50%;
    color: var(--accent-primary);
    text-decoration: none;
    transition: var(--transition-normal);
    font-size: 1.2rem;
}

.contact-social-icon:hover {
    background: var(--accent-primary);
    color: var(--text-primary);
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.4);
}

/* Contact Form */
.contact-form-column {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: var(--spacing-lg);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-label {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    font-family: var(--font-primary);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: var(--font-primary);
    transition: var(--transition-normal);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-muted);
}

.form-textarea {
    resize: vertical;
    min-height: 150px;
    font-family: var(--font-primary);
}

.contact-submit-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: var(--text-primary);
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    font-family: var(--font-primary);
    margin-top: var(--spacing-sm);
}

.contact-submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 212, 255, 0.4);
}

.contact-submit-btn i {
    font-size: 1.1rem;
}

/* ============================================
   CASE STUDIES SECTION
   ============================================ */
.case-studies-section {
    position: relative;
    width: 100%;
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    overflow: hidden;
}

.case-studies-header {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md) var(--spacing-lg);
    text-align: center;
}

.case-studies-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-mono);
}

.case-studies-title .title-number {
    color: var(--accent-primary);
}

.case-studies-title .title-text {
    color: var(--text-primary);
}

.case-studies-subtitle {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    color: var(--text-secondary);
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.case-studies-banner {
    width: 100%;
    padding: var(--spacing-xl) var(--spacing-md);
    max-width: 1600px;
    margin: 0 auto;
}

.case-study-item {
    display: flex;
    align-items: center;
    gap: 4rem;
    margin-bottom: 6rem;
    padding: var(--spacing-lg) 0;
}

.case-study-item:last-child {
    margin-bottom: 0;
}

.case-study-item.reverse {
    flex-direction: row-reverse;
}

.case-study-content-left {
    flex: 1;
    max-width: 600px;
    padding: var(--spacing-md) var(--spacing-lg);
}

.case-study-category-tag {
    display: inline-block;
    background: rgba(168, 85, 247, 0.2);
    color: #c084fc;
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 1rem;
    font-family: var(--font-primary);
}

.case-study-category-tag.evntt-tag {
    background: transparent;
    border: 1px solid var(--accent-primary);
    color: var(--accent-primary);
}

.case-study-category-tag.hallward-tag {
    background: transparent;
    border: 1px solid #06b6d4;
    color: #06b6d4;
}

.case-study-main-title {
    font-size: 4rem;
    font-weight: 900;
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.1;
    letter-spacing: -0.03em;
    font-family: var(--font-primary);
}

.case-study-main-title.viralzy-title {
    background: linear-gradient(135deg, #a855f7, #ec4899);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.case-study-tagline {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
    font-weight: 400;
    font-family: var(--font-primary);
}

.case-study-description-text {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-family: var(--font-primary);
}

.case-study-features {
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.feature-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 8px;
    color: var(--accent-primary);
    font-size: 1.5rem;
}

.feature-text {
    font-size: 1rem;
    color: var(--text-primary);
    font-weight: 500;
    font-family: var(--font-primary);
}

.case-study-stats {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.stat-box {
    flex: 1;
    min-width: 120px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 1.5rem 1rem;
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    background: linear-gradient(135deg, #a855f7, #ec4899);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
    line-height: 1;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.case-study-tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.tech-stack-pill {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    font-family: var(--font-primary);
}

.case-study-view-btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    background: #2563eb;
    color: #ffffff;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    border-radius: 6px;
    transition: var(--transition-normal);
    border: none;
    cursor: pointer;
    font-family: var(--font-primary);
}

.case-study-view-btn:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.case-study-view-btn.viralzy-btn {
    background: linear-gradient(135deg, #a855f7, #ec4899);
}

.case-study-view-btn.viralzy-btn:hover {
    background: linear-gradient(135deg, #9333ea, #db2777);
    box-shadow: 0 4px 12px rgba(168, 85, 247, 0.4);
}

.case-study-view-btn.hallward-btn {
    background: #06b6d4;
}

.case-study-view-btn.hallward-btn:hover {
    background: #0891b2;
    box-shadow: 0 4px 12px rgba(6, 182, 212, 0.4);
}

.case-study-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.case-study-visit-btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    background: #ffffff;
    color: #000000;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    border-radius: 6px;
    transition: var(--transition-normal);
    border: 1px solid rgba(255, 255, 255, 0.2);
    cursor: pointer;
    font-family: var(--font-primary);
}

.case-study-visit-btn:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 255, 255, 0.2);
}

.case-study-screenshot-right {
    flex: 1;
    max-width: 550px;
}

.screenshot-container {
    position: relative;
    width: 100%;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.1);
}

.browser-frame {
    background: #e5e5e5;
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    border-bottom: 1px solid #d0d0d0;
}

.browser-controls {
    display: flex;
    gap: 0.5rem;
}

.browser-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.browser-dot.red {
    background: #ff5f56;
}

.browser-dot.yellow {
    background: #ffbd2e;
}

.browser-dot.green {
    background: #27c93f;
}

.browser-url {
    flex: 1;
    background: #ffffff;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    font-size: 0.8rem;
    color: #666666;
    font-family: var(--font-mono);
    text-align: center;
    border: 1px solid #d0d0d0;
}

.screenshot-image {
    width: 100%;
    background: #ffffff;
    position: relative;
    overflow: hidden;
    display: block;
    padding: 0;
    line-height: 0;
}

.screenshot-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #999999;
    gap: var(--spacing-sm);
    background: #f0f0f0;
}

.screenshot-placeholder i {
    font-size: 4rem;
    opacity: 0.4;
}

.screenshot-placeholder span {
    font-size: 1rem;
    font-family: var(--font-mono);
    color: #999999;
}

.screenshot-image img,
.screenshot-img {
    width: 100%;
    height: auto;
    max-width: 100%;
    object-fit: contain;
    object-position: center;
    display: block;
    background: #ffffff;
    margin: 0;
    padding: 0;
    vertical-align: middle;
}


.case-studies-cta {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-lg) var(--spacing-md);
    width: 100%;
}

.case-studies-view-all {
    min-width: 250px;
    justify-content: center;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .hero-right {
        order: -1;
    }
    
    .profile-wrapper {
        max-width: 400px;
    }
    
    .floating-card {
        display: none;
    }
    
    .hero-name {
        font-size: 3.5rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .about-stats {
        grid-template-columns: 1fr 1fr;
    }
    
    .expertise-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
    
    .experience-timeline {
        padding-left: var(--spacing-sm);
    }
    
    .case-study-item {
        flex-direction: column !important;
        gap: var(--spacing-md);
    }
    
    .case-study-item.reverse {
        flex-direction: column !important;
    }
    
    .case-study-content-left {
        max-width: 100%;
    }
    
    .case-study-main-title {
        font-size: 2.5rem;
    }
    
    .case-study-screenshot-right {
        max-width: 100%;
    }
    
    .screenshot-image {
        height: 400px;
    }
    
    .case-study-item {
        gap: 2rem;
        margin-bottom: 4rem;
    }
    
    .case-studies-title {
        font-size: 2rem;
    }
    
    .case-study-main-title {
        font-size: 2.5rem;
    }
    
    .skills-main-title {
        font-size: 2.5rem;
    }
    
    .certifications-title {
        font-size: 2.5rem;
    }
    
    .skill-categories {
        gap: var(--spacing-xs);
    }
    
    .skill-category-btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.85rem;
    }
    
    .programming-languages-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
        gap: var(--spacing-sm);
    }
    
    .certifications-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
    
    .projects-main-title {
        font-size: 2.5rem;
    }
    
    .projects-grid {
        grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .contact-main-title {
        font-size: 2.5rem;
    }
    
    .experience-item::before {
        left: -18px;
    }
    
    .experience-header {
        flex-direction: column;
    }
    
    .experience-meta {
        align-items: flex-start;
        text-align: left;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background: rgba(10, 10, 15, 0.98);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: var(--spacing-md);
        transition: var(--transition-normal);
        backdrop-filter: blur(20px);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
    
    .hero-name {
        font-size: 2.5rem;
    }
    
    .hero-role {
        font-size: 1rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
    }
    
    .expertise-grid {
        grid-template-columns: 1fr;
    }
    
    .about-paragraph {
        font-size: 1rem;
    }
    
    .case-study-main-title {
        font-size: 2rem;
    }
    
    .case-study-tagline {
        font-size: 1.1rem;
    }
    
    .case-study-description-text {
        font-size: 1rem;
    }
    
    .case-study-features {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .screenshot-image {
        height: 300px;
    }
    
    .case-study-view-btn {
        padding: 0.9rem 2rem;
        font-size: 0.95rem;
        width: 100%;
        text-align: center;
    }
    
    .case-studies-title {
        font-size: 1.8rem;
    }
    
    .case-studies-subtitle {
        font-size: 1rem;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .experience-timeline {
        padding-left: 0;
    }
    
    .experience-timeline::before {
        display: none;
    }
    
    .experience-item::before {
        display: none;
    }
    
    .experience-item:hover {
        transform: translateY(-5px);
    }
    
    .company-name {
        font-size: 1.5rem;
    }
    
    .company-role {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: var(--spacing-lg) var(--spacing-sm) var(--spacing-md);
    }
    
    .hero-name {
        font-size: 2rem;
    }
    
    .tech-pills {
        gap: var(--spacing-xs);
    }
    
    .pill {
        font-size: 0.8rem;
        padding: 0.5rem 1rem;
    }
    
    .about-subtitle {
        font-size: 1rem;
    }
    
    .stat-card {
        flex-direction: column;
        text-align: center;
    }
    
    .expertise-icon {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }
    
    .expertise-card-title {
        font-size: 1.1rem;
    }
    
    .experience-subtitle {
        font-size: 1rem;
    }
    
    .company-name {
        font-size: 1.3rem;
    }
    
    .company-role {
        font-size: 0.95rem;
    }
    
    .experience-description li {
        font-size: 0.9rem;
    }
    
    .tech-pill {
        font-size: 0.75rem;
        padding: 0.3rem 0.7rem;
    }
    
    .skills-main-title {
        font-size: 2rem;
    }
    
    .skills-subtitle {
        font-size: 1rem;
    }
    
    .certifications-title {
        font-size: 2rem;
    }
    
    .skill-category-btn {
        padding: 0.5rem 1rem;
        font-size: 0.75rem;
    }
    
    .programming-languages-grid {
        grid-template-columns: 1fr;
    }
    
    .certifications-grid {
        grid-template-columns: 1fr;
    }
    
    .show-all-certifications-btn {
        width: 100%;
        padding: 0.9rem 2rem;
    }
    
    .projects-main-title {
        font-size: 2rem;
    }
    
    .projects-subtitle {
        font-size: 1rem;
    }
    
    .achievements-title {
        font-size: 1.5rem;
    }
    
    .achievements-description {
        font-size: 1rem;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .project-title {
        font-size: 1.2rem;
    }
    
    .contact-main-title {
        font-size: 2rem;
    }
    
    .contact-subtitle {
        font-size: 1rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .contact-form-column {
        padding: var(--spacing-md);
    }
}