* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Modern Color Palette */
    --primary-color: #7c3aed;
    --secondary-color: #a855f7;
    --accent-color: #06b6d4;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    
    /* Modern Background Colors */
    --bg-dark: #0c0a1a;
    --bg-darker: #050314;
    --bg-light: #1a1631;
    --bg-lighter: #2d2548;
    
    /* Text Colors */
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #64748b;
    
    /* Modern Gradients */
    --gradient-primary: linear-gradient(135deg, #7c3aed, #a855f7, #06b6d4);
    --gradient-secondary: linear-gradient(135deg, #06b6d4, #7c3aed);
    --gradient-accent: linear-gradient(135deg, #10b981, #06b6d4);
    
    /* Enhanced Shadows */
    --shadow-glow: 0 0 30px rgba(124, 58, 237, 0.4);
    --shadow-soft: 0 8px 25px rgba(0, 0, 0, 0.15);
    
    /* Border Radius */
    --border-radius: 16px;
    --border-radius-lg: 24px;
    
    /* Smooth Transitions */
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --animation-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ============ INITIAL HIDDEN STATES FOR SCROLL ANIMATIONS ============ */
.project-card,
.mini-project-card,
.contribution-card,
.publication-card,
.cert-card {
    opacity: 0;
    transform: translateY(30px) scale(0.95);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Special animation for featured projects */
.projects-grid-featured .project-card {
    opacity: 0;
    transform: translateY(40px) scale(0.9);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Enhanced animations when visible */
.project-card.visible,
.mini-project-card.visible,
.contribution-card.visible,
.publication-card.visible,
.cert-card.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/* ============ NAVIGATION ============ */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(12, 10, 26, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(124, 58, 237, 0.2);
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(12, 10, 26, 0.98);
    box-shadow: 0 4px 30px rgba(124, 58, 237, 0.3);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
}

.nav-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--primary-color);
    margin-right: 12px;
    transition: var(--transition);
}

.nav-avatar:hover {
    border-color: var(--accent-color);
    transform: scale(1.05);
    box-shadow: 0 0 15px rgba(6, 182, 212, 0.5);
}

.logo-text {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
}

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

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    padding: 8px 0;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

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

.nav-cta {
    display: flex;
    align-items: center;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 4px;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    margin: 3px 0;
    transition: var(--transition);
    border-radius: 2px;
}

.nav-toggle.active .bar:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.nav-toggle.active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* ============ BUTTONS ============ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
    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, 0.1), transparent);
    transition: left 0.5s;
}

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

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(124, 58, 237, 0.5);
}

.btn-secondary {
    background: var(--gradient-secondary);
    color: white;
    box-shadow: 0 6px 20px rgba(6, 182, 212, 0.4);
}

.btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(6, 182, 212, 0.5);
}

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

.btn-outline:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

/* ============ HERO SECTION ============ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 120px 0 80px;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

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

.hero-text {
    z-index: 2;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
    padding: 8px 16px;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 600;
    border: 1px solid rgba(16, 185, 129, 0.3);
    margin-bottom: 2rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success-color);
    animation: pulse 2s infinite;
}

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

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.1;
}

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

.hero-subtitle {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    color: var(--accent-color);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.hero-tag {
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    font-style: italic;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    line-height: 1.7;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
}

/* ============ ENHANCED PROFILE CARD WITH HOVER EFFECTS ============ */
.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.profile-card {
    background: rgba(26, 22, 49, 0.8);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(124, 58, 237, 0.3);
    border-radius: var(--border-radius-lg);
    padding: 3rem;
    text-align: center;
    box-shadow: var(--shadow-glow);
    position: relative;
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
}

.profile-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
}

/* Profile Card Hover Effect */
.profile-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 25px 50px rgba(124, 58, 237, 0.6);
    border-color: var(--accent-color);
}

.profile-card:hover::before {
    height: 4px;
    background: var(--gradient-accent);
}

.profile-avatar {
    position: relative;
    width: 140px;
    height: 140px;
    margin: 0 auto 2rem;
}

.profile-avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--primary-color);
    transition: var(--transition);
}

/* Profile Avatar Hover Effect */
.profile-card:hover .profile-avatar img {
    transform: scale(1.1);
    border-color: var(--accent-color);
    box-shadow: 0 0 30px rgba(6, 182, 212, 0.6);
}

.avatar-ring {
    position: absolute;
    top: -6px;
    left: -6px;
    right: -6px;
    bottom: -6px;
    border: 3px solid var(--accent-color);
    border-radius: 50%;
    opacity: 0;
    animation: ring-pulse 4s infinite;
}

@keyframes ring-pulse {
    0%, 100% { opacity: 0; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.08); }
}

.profile-info h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.location-text {
    color: var(--accent-color) !important;
    font-weight: 700 !important;
    font-size: 1.2rem !important;
    margin-bottom: 0.5rem !important;
    text-shadow: 0 0 10px rgba(6, 182, 212, 0.3);
}

.status-text {
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.profile-stats {
    display: flex;
    justify-content: space-around;
    gap: 2rem;
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
    cursor: pointer;
}

/* Individual Stat Hover Effect */
.stat:hover {
    background: rgba(6, 182, 212, 0.2);
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(6, 182, 212, 0.4);
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
    transition: var(--transition);
}

.stat:hover .stat-number {
    color: var(--accent-color);
    transform: scale(1.15);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 8px;
}

/* ============ ENHANCED TEXT STYLING ============ */
.education-text {
    color: var(--accent-color) !important;
    font-weight: 700 !important;
    font-size: 1.2rem !important;
    text-shadow: 0 0 10px rgba(6, 182, 212, 0.3);
    display: block;
}

.security-text {
    color: var(--primary-color) !important;
    font-weight: 600 !important;
    font-size: 1.1rem !important;
    font-style: italic;
    text-shadow: 0 0 8px rgba(124, 58, 237, 0.3);
    display: block;
}

/* ============ ENHANCED BACKGROUND ANIMATIONS ============ */
.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
    z-index: 1;
}

.animated-bg {
    position: relative;
    width: 100%;
    height: 100%;
}

.animated-bg::before,
.animated-bg::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    opacity: 0.15;
    animation: float 8s ease-in-out infinite;
}

.animated-bg::before {
    background: var(--gradient-primary);
    top: 10%;
    left: 5%;
    animation-delay: 0s;
}

.animated-bg::after {
    background: var(--gradient-secondary);
    bottom: 10%;
    right: 5%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { 
        transform: translateY(0px) rotate(0deg) scale(1);
    }
    25% { 
        transform: translateY(-40px) rotate(90deg) scale(1.1);
    }
    50% { 
        transform: translateY(-80px) rotate(180deg) scale(0.9);
    }
    75% { 
        transform: translateY(-40px) rotate(270deg) scale(1.1);
    }
}

/* Floating Particles Animation */
.floating-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.floating-particles::before,
.floating-particles::after {
    content: '';
    position: absolute;
    width: 6px;
    height: 6px;
    background: var(--accent-color);
    border-radius: 50%;
    animation: particleFloat 12s linear infinite;
    box-shadow: 0 0 15px var(--accent-color);
}

.floating-particles::before {
    top: 20%;
    left: 20%;
    animation-delay: 0s;
}

.floating-particles::after {
    top: 60%;
    right: 20%;
    animation-delay: 6s;
}

@keyframes particleFloat {
    0% {
        opacity: 0;
        transform: translateY(0px) translateX(0px);
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        opacity: 0;
        transform: translateY(-200px) translateX(100px);
    }
}

/* ============ SECTIONS ============ */
section {
    padding: 100px 0;
    position: relative;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: 4rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

/* ============ ABOUT SECTION ============ */
.about {
    background: var(--bg-darker);
}

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

.about-text .lead {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.about-text p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.highlights {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 2rem;
}

.highlight-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(26, 22, 49, 0.6);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--primary-color);
    transition: var(--transition);
}

.highlight-item:hover {
    transform: translateX(10px);
    background: rgba(26, 22, 49, 0.9);
    border-left-color: var(--accent-color);
    box-shadow: 0 10px 30px rgba(124, 58, 237, 0.3);
}

.highlight-item i {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-top: 2px;
}

.highlight-item div strong {
    display: block;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.highlight-item div span {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ============ SKILLS CONTAINER HOVER EFFECTS ============ */
.skills-container {
    display: grid;
    gap: 3rem;
}

.skill-category {
    background: rgba(26, 22, 49, 0.6);
    padding: 2rem;
    border-radius: var(--border-radius);
    border: 1px solid rgba(124, 58, 237, 0.2);
    transition: var(--transition);
}

.skill-category:hover {
    transform: translateY(-10px);
    background: rgba(26, 22, 49, 0.9);
    border-color: var(--accent-color);
    box-shadow: 0 20px 45px rgba(6, 182, 212, 0.4);
}

.skill-category h3 {
    color: var(--accent-color);
    margin-bottom: 2rem;
    font-size: 1.4rem;
    display: flex;
    align-items: center;
    gap: 12px;
}

.skills {
    display: grid;
    gap: 1rem;
}

.skill-item {
    background: rgba(26, 22, 49, 0.8);
    padding: 1rem;
    border-radius: var(--border-radius);
    border: 1px solid rgba(124, 58, 237, 0.1);
    transition: var(--transition);
}

.skill-item:hover {
    border-color: var(--primary-color);
    box-shadow: 0 5px 15px rgba(124, 58, 237, 0.3);
}

.skill-name {
    display: block;
    color: var(--text-primary);
    font-weight: 500;
    margin-bottom: 8px;
}

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

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

.tech-stack {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1rem;
}

.tech-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 1.5rem;
    background: rgba(26, 22, 49, 0.8);
    border-radius: var(--border-radius);
    border: 1px solid rgba(124, 58, 237, 0.2);
    transition: var(--transition);
}

.tech-item:hover {
    transform: translateY(-10px) scale(1.05);
    border-color: var(--primary-color);
    box-shadow: 0 20px 45px rgba(124, 58, 237, 0.5);
    background: rgba(124, 58, 237, 0.1);
}

.tech-item i {
    font-size: 2.5rem;
    color: var(--primary-color);
    transition: var(--transition);
}

.tech-item:hover i {
    color: var(--accent-color);
    transform: scale(1.2);
}

.tech-item span {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

/* ============ CURRENT WORK ============ */
.current-work {
    background: var(--bg-darker);
}

.current-project {
    max-width: 900px;
    margin: 0 auto;
    transition: var(--transition);
}

.current-project:hover {
    transform: translateY(-5px);
}

.current-project:hover .project-showcase {
    transform: translateY(-10px);
    box-shadow: 0 25px 50px rgba(124, 58, 237, 0.4);
    border-color: var(--accent-color);
}

.current-project:hover .project-icon-large {
    transform: scale(1.1);
    box-shadow: 0 15px 35px rgba(124, 58, 237, 0.5);
}

.project-showcase {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 3rem;
    align-items: start;
    background: rgba(26, 22, 49, 0.6);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(124, 58, 237, 0.2);
    border-radius: var(--border-radius-lg);
    padding: 2.5rem;
    box-shadow: var(--shadow-glow);
    transition: var(--transition);
}

.project-icon-large {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--border-radius);
    color: white;
    font-size: 2rem;
    transition: var(--transition);
}

.project-content h3 {
    font-size: 1.75rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.project-status {
    margin-bottom: 1rem;
}

.status-badge.active {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
    border-color: rgba(16, 185, 129, 0.3);
}

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

.project-progress {
    display: grid;
    gap: 1rem;
    margin-bottom: 2rem;
}

.progress-item {
    display: grid;
    grid-template-columns: 120px 1fr auto;
    align-items: center;
    gap: 1rem;
}

.progress-item span:first-child {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.progress-bar {
    background: var(--bg-light);
    height: 8px;
    border-radius: 4px;
    overflow: hidden;
}

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

.progress-item span:last-child {
    color: var(--success-color);
    font-weight: 600;
    font-size: 0.9rem;
}

/* ============ PROJECT CARDS ============ */
.project-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius);
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
    transition: var(--transition);
}

.project-icon i {
    font-size: 1.5rem;
    color: white;
}

/* ============ RESPONSIVE GRID LAYOUTS - FIXED ============ */
.projects-grid-featured {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.other-projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    max-width: 800px;
    margin: 0 auto;
}

.project-card {
    background: rgba(26, 22, 49, 0.6);
    backdrop-filter: blur(20px);
    border: 2px solid rgba(124, 58, 237, 0.2);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 50px rgba(124, 58, 237, 0.4);
    border-color: var(--accent-color);
}

.project-card:hover .project-icon {
    transform: scale(1.1);
    box-shadow: 0 10px 25px rgba(124, 58, 237, 0.5);
}

.project-card:hover .project-title {
    color: var(--accent-color);
}

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

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

.project-stats .stat {
    color: var(--text-muted);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 4px;
}

.project-title {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
    transition: var(--transition);
}

.project-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

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

.feature {
    font-size: 0.8rem;
    color: var(--text-muted);
    background: rgba(6, 182, 212, 0.1);
    padding: 4px 8px;
    border-radius: 12px;
    border: 1px solid rgba(6, 182, 212, 0.2);
}

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

.tech-tag {
    background: rgba(6, 182, 212, 0.1);
    color: var(--accent-color);
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
    border: 1px solid rgba(6, 182, 212, 0.2);
    font-weight: 500;
}

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

.project-link {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
    padding: 8px 12px;
    border-radius: var(--border-radius);
}

.project-link:hover {
    color: var(--accent-color);
    background: rgba(124, 58, 237, 0.1);
    transform: translateX(3px);
}

/* ============ OTHER PROJECTS SECTION ============ */
.other-projects {
    background: var(--bg-darker);
    padding: 80px 0;
}

.mini-project-card {
    background: rgba(26, 22, 49, 0.6);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(124, 58, 237, 0.2);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.mini-project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(124, 58, 237, 0.4);
    border-color: var(--accent-color);
}

.mini-project-card:hover .mini-project-icon {
    transform: scale(1.15);
    box-shadow: 0 8px 20px rgba(124, 58, 237, 0.5);
}

.mini-project-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.mini-project-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius);
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    transition: var(--transition);
}

.mini-project-stats {
    display: flex;
    gap: 0.75rem;
}

.mini-stat {
    color: var(--text-muted);
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 4px;
}

.mini-project-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.mini-project-description {
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.mini-project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-bottom: 1rem;
}

.mini-tech-tag {
    background: rgba(6, 182, 212, 0.1);
    color: var(--accent-color);
    padding: 4px 8px;
    border-radius: 10px;
    font-size: 0.7rem;
    border: 1px solid rgba(6, 182, 212, 0.2);
    font-weight: 500;
}

.mini-project-links {
    display: flex;
    gap: 0.75rem;
}

.mini-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
    background: rgba(124, 58, 237, 0.1);
    border-radius: 8px;
    font-size: 0.9rem;
}

.mini-link:hover {
    color: white;
    background: var(--primary-color);
    transform: scale(1.1);
}

/* ============ OPEN SOURCE ============ */
.open-source {
    background: var(--bg-darker);
}

.contribution-card {
    max-width: 800px;
    margin: 0 auto;
    background: rgba(26, 22, 49, 0.6);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(124, 58, 237, 0.2);
    border-radius: var(--border-radius-lg);
    padding: 2.5rem;
    box-shadow: var(--shadow-glow);
    transition: var(--transition);
    cursor: pointer;
}

.contribution-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 60px rgba(124, 58, 237, 0.4);
    border-color: var(--accent-color);
}

.contribution-card:hover .contrib-icon {
    transform: scale(1.15);
    box-shadow: 0 15px 35px rgba(124, 58, 237, 0.5);
}

.contribution-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

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

.contrib-info h3 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.contrib-role {
    color: var(--accent-color);
    font-weight: 500;
}

.contrib-stats {
    margin-left: auto;
    display: flex;
    gap: 1rem;
}

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

.contrib-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
}

.highlight {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 0.9rem;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.contrib-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

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

/* ============ PUBLICATIONS ============ */
.publications-grid {
    display: grid;
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.publication-card {
    background: rgba(26, 22, 49, 0.6);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(124, 58, 237, 0.2);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    transition: var(--transition);
}

.publication-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(124, 58, 237, 0.4);
    border-color: var(--accent-color);
}

.publication-card:hover .pub-icon {
    transform: scale(1.15);
    box-shadow: 0 10px 25px rgba(124, 58, 237, 0.5);
}

.pub-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

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

.pub-meta {
    display: flex;
    flex-direction: column;
}

.pub-journal {
    color: var(--accent-color);
    font-weight: 600;
}

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

.pub-title {
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.4;
}

.pub-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.pub-keywords {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.keyword {
    background: rgba(168, 85, 247, 0.1);
    color: var(--secondary-color);
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.8rem;
    border: 1px solid rgba(168, 85, 247, 0.2);
}

/* ============ CERTIFICATIONS ============ */
.certifications {
    background: var(--bg-darker);
}

.cert-card {
    max-width: 600px;
    margin: 0 auto;
    background: rgba(26, 22, 49, 0.6);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(124, 58, 237, 0.2);
    border-radius: var(--border-radius-lg);
    padding: 2.5rem;
    display: flex;
    align-items: center;
    gap: 2rem;
    box-shadow: var(--shadow-glow);
    transition: var(--transition);
    cursor: pointer;
}

.cert-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 60px rgba(124, 58, 237, 0.4);
    border-color: var(--accent-color);
}

.cert-card:hover .cert-icon {
    transform: scale(1.15);
    box-shadow: 0 15px 35px rgba(124, 58, 237, 0.5);
}

.cert-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2.5rem;
    flex-shrink: 0;
    transition: var(--transition);
}

.cert-content h3 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.cert-issuer {
    color: var(--accent-color);
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.cert-date {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.cert-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ============ HIRE ME SECTION ============ */
.hire-me {
    background: var(--bg-darker);
}

.hire-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: start;
}

.hire-text h2 {
    font-size: 2.5rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.hire-subtitle {
    color: var(--accent-color);
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
}

.hire-highlights {
    display: grid;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.hire-point {
    display: flex;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(26, 22, 49, 0.6);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--primary-color);
    transition: var(--transition);
}

.hire-point:hover {
    transform: translateX(10px);
    background: rgba(26, 22, 49, 0.9);
    border-left-color: var(--accent-color);
    box-shadow: 0 10px 30px rgba(124, 58, 237, 0.3);
}

.hire-point i {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-top: 4px;
    flex-shrink: 0;
}

.hire-point h4 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.hire-point p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.hire-looking-for {
    margin-bottom: 2.5rem;
}

.hire-looking-for h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.role-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.role-tag {
    background: rgba(124, 58, 237, 0.1);
    color: var(--primary-color);
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 500;
    border: 1px solid rgba(124, 58, 237, 0.2);
    transition: var(--transition);
}

.role-tag:hover {
    background: rgba(124, 58, 237, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(124, 58, 237, 0.3);
}

.hire-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.hire-stats {
    background: rgba(26, 22, 49, 0.6);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(124, 58, 237, 0.2);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    height: fit-content;
}

.availability-status {
    text-align: center;
    margin-bottom: 2rem;
}

.status-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: var(--success-color);
    font-weight: 600;
}

.status-dot.available {
    background: var(--success-color);
}

.quick-stats {
    display: grid;
    gap: 1.5rem;
}

.quick-stat {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.quick-stat i {
    color: var(--primary-color);
    font-size: 1.25rem;
    width: 20px;
    flex-shrink: 0;
}

.quick-stat div {
    display: flex;
    flex-direction: column;
}

.quick-stat strong {
    color: var(--text-primary);
    font-size: 0.9rem;
    margin-bottom: 2px;
}

.quick-stat span {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

/* ============ CONTACT SECTION ============ */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h3 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.contact-info p {
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    line-height: 1.7;
    font-size: 1.05rem;
}

.contact-links {
    display: grid;
    gap: 1rem;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    padding: 1rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
    border: 1px solid rgba(124, 58, 237, 0.1);
    background: rgba(26, 22, 49, 0.3);
}

.contact-link:hover {
    color: var(--text-primary);
    background: rgba(124, 58, 237, 0.1);
    border-color: var(--primary-color);
    transform: translateX(5px);
}

.contact-link i {
    color: var(--primary-color);
    font-size: 1.25rem;
    width: 20px;
    flex-shrink: 0;
}

.contact-link div {
    display: flex;
    flex-direction: column;
}

.contact-label {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.contact-value {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ============ CONTACT FORM ============ */
.contact-form {
    background: rgba(26, 22, 49, 0.6);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(124, 58, 237, 0.2);
    border-radius: var(--border-radius-lg);
    padding: 2.5rem;
    box-shadow: var(--shadow-glow);
    max-width: 580px;
    margin: 0 auto;
    width: 100%;
}

.form-row-separate {
    display: block;
}

.form-row-separate .form-group {
    margin-bottom: 1.5rem;
    width: 100%;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px 14px 45px;
    background: rgba(12, 10, 26, 0.8);
    border: 1px solid rgba(124, 58, 237, 0.2);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition);
    font-family: inherit;
}

.form-group i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary-color);
    font-size: 1rem;
}

.form-group textarea {
    padding-top: 14px;
    resize: vertical;
    min-height: 120px;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}

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

.select-wrapper {
    position: relative;
}

.select-wrapper select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background: rgba(12, 10, 26, 0.8);
    background-image: none;
    cursor: pointer;
    padding-right: 45px;
}

.select-wrapper select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}

.select-arrow {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary-color);
    pointer-events: none;
    font-size: 0.9rem;
    transition: var(--transition);
}

.select-wrapper:hover .select-arrow {
    color: var(--accent-color);
}

.select-wrapper select option {
    background: var(--bg-darker);
    color: var(--text-primary);
    padding: 8px 12px;
    font-size: 1rem;
}

.select-wrapper select option:hover,
.select-wrapper select option:focus {
    background: var(--primary-color);
    color: white;
}

.form-btn {
    width: 100%;
    position: relative;
    overflow: hidden;
}

.btn-loading {
    display: none;
    align-items: center;
    gap: 8px;
}

/* ============ FORM MESSAGES ============ */
.form-messages {
    margin-top: 1.5rem;
}

.success-message,
.error-message {
    padding: 1.5rem;
    border-radius: var(--border-radius);
    text-align: center;
}

.success-message {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: var(--success-color);
}

.success-message h4 {
    margin-bottom: 0.5rem;
}

.error-message {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--error-color);
}

.error-message h4 {
    margin-bottom: 0.5rem;
}

.fallback-email {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: 0.5rem;
}

/* ============ FOOTER ============ */
.footer {
    background: var(--bg-darker);
    border-top: 1px solid rgba(124, 58, 237, 0.2);
    padding: 3rem 0 2rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-left h3 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.footer-left p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

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

.footer-social a {
    color: var(--text-secondary);
    font-size: 1.25rem;
    transition: var(--transition);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(26, 22, 49, 0.6);
    border-radius: 50%;
}

.footer-social a:hover {
    color: var(--primary-color);
    background: rgba(124, 58, 237, 0.1);
    transform: translateY(-3px);
}

.footer-right {
    text-align: right;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-right p:last-child {
    margin-top: 0.25rem;
    opacity: 0.8;
}

/* ============ CURSOR BLINK ANIMATION ============ */
.cursor {
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

/* ============ RESPONSIVE DESIGN - FIXED ============ */
@media (max-width: 1024px) {
    .nav-cta {
        display: none;
    }
    
    /* Keep desktop layout on tablets */
    .projects-grid-featured,
    .other-projects-grid {
        grid-template-columns: repeat(2, 1fr);
        max-width: 800px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--bg-darker);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
        padding: 2rem 0;
        backdrop-filter: blur(20px);
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }

    .hero-text {
        order: 2;
    }
    
    .hero-image {
        order: 1;
    }

    .hero-buttons {
        justify-content: center;
    }

    /* FIXED: Single column on mobile */
    .projects-grid-featured,
    .other-projects-grid {
        grid-template-columns: 1fr !important;
        max-width: 500px;
        gap: 1.5rem;
    }

    .contribution-header {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }

    .contrib-stats {
        margin-left: 0;
    }

    .cert-card {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
    }

    .hire-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .project-showcase {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .contact-form {
        padding: 2rem;
        margin: 0 1rem;
    }

    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }
    
    .footer-right {
        text-align: center;
    }
    
    section {
        padding: 60px 0;
    }
    
    .tech-stack {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    }

    .mini-project-card {
        padding: 1.25rem;
    }
    
    .select-wrapper select {
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .nav-container {
        padding: 0 15px;
    }
    
    .nav-avatar {
        width: 35px;
        height: 35px;
        margin-right: 8px;
    }
    
    .logo-text {
        font-size: 1rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .project-card,
    .contact-form,
    .cert-card,
    .contribution-card {
        padding: 1.5rem;
    }
    
    .profile-card {
        padding: 2rem 1.5rem;
    }
    
    .project-showcase {
        padding: 2rem 1.5rem;
    }
    
    .hire-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .btn {
        justify-content: center;
    }

    .contact-form {
        padding: 1.5rem;
        margin: 0 0.5rem;
    }
    
    .project-icon {
        width: 50px;
        height: 50px;
    }

    .mini-project-card {
        padding: 1rem;
    }
    
    .mini-project-title {
        font-size: 1rem;
    }
    
    .mini-project-description {
        font-size: 0.85rem;
    }

    /* Ensure single column on small screens */
    .projects-grid-featured,
    .other-projects-grid {
        grid-template-columns: 1fr !important;
        max-width: 350px;
    }
}

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

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }

.d-none { display: none !important; }
.d-block { display: block !important; }
.d-flex { display: flex !important; }

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

::-webkit-scrollbar-track {
    background: var(--bg-darker);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}

/* ============ SELECTION ============ */
::selection {
    background: rgba(124, 58, 237, 0.3);
    color: var(--text-primary);
}