/* Global Styles */
:root {
    --primary-color: #f8f9fa;
    --secondary-color: #4683F7;
    --accent-color: #e74c3c;
    --text-color: #f0f0f0;
    --text-secondary: #b0b0b0;
    --light-bg: #1e2130;
    --dark-bg: #0f1118;
    --darker-bg: #080a0f;
    --white: #ffffff;
    --card-bg: #1a1d2e;
    --navbar-bg: rgba(12, 15, 23, 0.9);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background: linear-gradient(135deg, var(--darker-bg) 0%, var(--dark-bg) 40%, var(--light-bg) 100%);
    background-attachment: fixed;
}

.highlight {
    color: var(--secondary-color);
}

/* Page Transitions */
.page-transition {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
    position: relative;
}

.page-transition.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: var(--navbar-bg);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0,0,0,0.15);
    z-index: 1000;
    padding: 1rem 0;
}

.nav-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
}

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

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.3s ease, transform 0.3s ease;
    font-size: 1rem;
    position: relative;
    padding-bottom: 5px;
}

.nav-links a:hover {
    color: var(--secondary-color);
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--secondary-color);
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

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

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--white);
    transition: all 0.3s ease;
}

/* Neural Network Background */
.neural-network-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.6;
    pointer-events: none;
    background: radial-gradient(circle at center, rgba(12, 22, 45, 0.7) 0%, rgba(8, 15, 35, 0.8) 70%, rgba(5, 10, 25, 0.9) 100%);
    animation: neuralPulse 15s infinite alternate;
    filter: drop-shadow(0 0 5px rgba(70, 131, 247, 0.3));
}

@keyframes neuralPulse {
    0% {
        filter: drop-shadow(0 0 5px rgba(70, 131, 247, 0.2));
    }
    50% {
        filter: drop-shadow(0 0 8px rgba(0, 228, 255, 0.3));
    }
    100% {
        filter: drop-shadow(0 0 5px rgba(113, 34, 250, 0.2));
    }
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    padding: 6rem 2rem 3rem;
    position: relative;
}

/* AI Interactive Element Tooltip */
.ai-interaction-hint {
    display: none; /* Hide the interaction hint completely */
}

.ai-hint-content {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--secondary-color);
    font-weight: 500;
}

.hint-icon {
    font-size: 1.2rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { opacity: 0.5; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.1); }
    100% { opacity: 0.5; transform: scale(1); }
}

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

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

.hero-content {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 3rem;
}

.hero-text {
    flex: 1;
}

.role-badge {
    display: inline-block;
    background-color: rgba(70, 131, 247, 0.25);
    color: #FFFFFF;
    padding: 0.6rem 1.2rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(70, 131, 247, 0.5);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    letter-spacing: 0.5px;
}

.hero-text h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--white);
    font-weight: 700;
}

.hero-description {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.profile-container {
    display: flex;
    justify-content: center;
    align-items: center;
}

.profile-photo {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    overflow: hidden;
    border: 12px solid rgba(70, 131, 247, 0.2);
    outline: 3px solid var(--darker-bg);
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.5);
    transition: transform 0.3s ease, border-color 0.3s ease;
    position: relative;
}

.profile-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    position: relative;
    z-index: 0;
}

.profile-photo:hover {
    transform: scale(1.02);
    border-color: rgba(70, 131, 247, 0.4);
}

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

.btn {
    padding: 0.8rem 1.5rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.3s ease, box-shadow 0.3s ease, background-color 0.3s ease;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.primary {
    background-color: var(--secondary-color);
    color: var(--white);
}

.primary:hover {
    background-color: #3a70d6;
}

.secondary {
    border: 1px solid rgba(70, 131, 247, 0.3);
    color: var(--white);
    background-color: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(5px);
}

.secondary:hover {
    background-color: rgba(255, 255, 255, 0.15);
    border-color: rgba(70, 131, 247, 0.6);
}

.tertiary {
    border: 1px solid rgba(70, 131, 247, 0.3);
    color: var(--secondary-color);
    background-color: rgba(70, 131, 247, 0.08);
}

.tertiary:hover {
    background-color: rgba(70, 131, 247, 0.15);
}

/* Section Backgrounds with Neural Network */
.about, .skills, .projects, .experience, .contact {
    padding: 5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

/* Section content background */
.about:before, .skills:before, .projects:before, .experience:before, .contact:before {
    content: '';
    position: absolute;
    top: 0;
    left: -1000px;
    right: -1000px;
    bottom: 0;
    background: rgba(12, 15, 23, 0.6);
    backdrop-filter: blur(4px);
    z-index: -1;
}

/* Add some separation between sections */
section {
    position: relative;
    padding-top: 6rem;
    padding-bottom: 6rem;
}

/* Add some depth with different opacity levels for different sections */
.skills:before {
    background: rgba(12, 15, 23, 0.7);
}

.projects:before {
    background: rgba(12, 15, 23, 0.65);
}

.experience:before {
    background: rgba(12, 15, 23, 0.7);
}

.contact:before {
    background: rgba(12, 15, 23, 0.75);
}

section:not(.hero) {
    box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.1);
}

/* About Section */
.about {
    background: transparent;
}

.about h2, .skills h2, .projects h2, .experience h2, .contact h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--white);
    font-size: 2.5rem;
    font-weight: 700;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.education-item {
    margin-bottom: 1.5rem;
}

.education-item h4 {
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

/* Skills Section */
.skills {
    background: transparent;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.skill-category {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 3px 15px rgba(0,0,0,0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid rgba(70, 131, 247, 0.1);
}

.skill-category:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
    border-color: rgba(70, 131, 247, 0.3);
}

.skill-category h3 {
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
    font-weight: 600;
    text-align: center;
    font-size: 1.3rem;
}

/* Skill Progress Bars */
.skill-bars {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.skill-item {
    width: 100%;
}

.skill-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.skill-name {
    font-weight: 600;
    color: var(--text-color);
}

.skill-percent {
    color: var(--secondary-color);
    font-weight: 600;
}

.skill-progress-bg {
    height: 8px;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.skill-progress-fill {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    background: linear-gradient(90deg, var(--secondary-color) 0%, #6e9eff 100%);
    border-radius: 10px;
    width: 0; /* Will be set by JS animation */
    transition: width 1.5s cubic-bezier(0.1, 0.5, 0.2, 1);
    box-shadow: 0 0 10px rgba(70, 131, 247, 0.5);
}

/* Projects Section */
.projects {
    background: transparent;
    text-align: center;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 3rem;
    margin-top: -1.5rem;
}

.project-carousel {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
}

.carousel-container {
    width: 100%;
    overflow: hidden;
    position: relative;
}

.carousel-track {
    display: flex;
    transition: transform 0.5s ease;
}

.carousel-slide {
    min-width: 100%;
    opacity: 0;
    transition: opacity 0.5s ease;
    position: absolute;
    left: 0;
    top: 0;
    display: none;
}

.carousel-slide.active {
    opacity: 1;
    position: relative;
    display: block;
}

.project-showcase {
    display: flex;
    flex-direction: row;
    gap: 4rem;
    align-items: center;
    text-align: left;
    padding: 2rem;
}

.project-image {
    flex: 1;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

.project-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s ease;
}

.project-details {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.project-details h3 {
    font-size: 2rem;
    color: var(--white);
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.project-details p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.project-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
}

.project-stars {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--secondary-color);
}

.project-stars i {
    color: var(--secondary-color);
}

.project-link {
    background-color: var(--secondary-color);
    color: white;
    text-decoration: none;
    padding: 0.8rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.project-link:hover {
    background-color: #3a70d6;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.carousel-arrow {
    background: none;
    border: none;
    font-size: 2.5rem;
    color: var(--secondary-color);
    cursor: pointer;
    padding: 1rem;
    background-color: rgba(70, 131, 247, 0.1);
    border-radius: 50%;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 10;
    margin: 0 1rem;
}

.carousel-arrow:hover {
    background-color: rgba(70, 131, 247, 0.2);
    color: var(--white);
}

.carousel-arrow i {
    font-size: 1.5rem;
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2rem;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
    opacity: 0.4;
}

.dot.active {
    background-color: var(--secondary-color);
    opacity: 1;
}

/* Experience Section */
.experience {
    background: transparent;
}

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

.experience-timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 2px;
    background: linear-gradient(to bottom, 
                               rgba(70, 131, 247, 0.7) 0%, 
                               rgba(70, 131, 247, 0.3) 100%);
}

.experience-item {
    margin-bottom: 2.5rem;
    padding-bottom: 2.5rem;
    padding-left: 2rem;
    border-bottom: 1px solid rgba(70, 131, 247, 0.1);
    position: relative;
}

.experience-item::before {
    content: '';
    position: absolute;
    left: -8px;
    top: 5px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background-color: var(--dark-bg);
    border: 3px solid var(--secondary-color);
    z-index: 1;
}

.experience-item:last-child {
    border-bottom: none;
}

.experience-item h3 {
    color: var(--white);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.company {
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.duration {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.experience-summary {
    line-height: 1.6;
    color: var(--text-color);
    margin-top: 0.5rem;
}

.experience-details {
    list-style: none;
    padding: 0;
    margin-top: 1rem;
}

.experience-details li {
    margin-bottom: 0.8rem;
    position: relative;
    padding-left: 1.5rem;
    line-height: 1.5;
}

.experience-details li::before {
    content: "•";
    color: var(--secondary-color);
    font-weight: bold;
    position: absolute;
    left: 0;
    top: 0;
}

/* Contact Section */
.contact {
    background: transparent;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

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

.contact-item i {
    font-size: 1.5rem;
    color: var(--secondary-color);
}

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

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: rgba(70, 131, 247, 0.08);
    color: var(--secondary-color);
    font-size: 1.5rem;
    transition: all 0.3s ease;
    border: 1px solid rgba(70, 131, 247, 0.2);
}

.social-link:hover {
    background-color: var(--secondary-color);
    color: var(--white);
    transform: translateY(-5px);
}

/* Footer */
footer {
    background-color: var(--darker-bg);
    padding: 2rem;
    text-align: center;
    color: var(--text-secondary);
    border-top: 1px solid rgba(70, 131, 247, 0.1);
}

/* Responsive Design */
@media (max-width: 992px) {
    .project-showcase {
        flex-direction: column;
        gap: 2rem;
    }
    
    .project-image, .project-details {
        width: 100%;
    }
    
    .carousel-arrow {
        font-size: 2rem;
        width: 50px;
        height: 50px;
    }
    
    .skill-category h3 {
        font-size: 1.2rem;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .education, .about-text {
        padding: 1.5rem;
    }
    
    .experience-item {
        padding: 1.5rem;
    }
}

@media (max-width: 768px) {
    /* Navigation adjustments */
    .nav-links {
        position: fixed;
        top: 0;
        left: -100%;
        width: 80%;
        height: 100vh;
        background-color: var(--dark-bg);
        flex-direction: column;
        justify-content: center;
        padding: 2rem;
        transition: left 0.3s ease;
        z-index: 1001;
        box-shadow: 5px 0 15px rgba(0, 0, 0, 0.2);
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .nav-links a {
        font-size: 1.2rem;
        padding: 1rem 0;
    }
    
    .hamburger {
        display: flex;
        z-index: 1002;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(0, 0, 0, 0.7);
        z-index: 1000;
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.3s ease;
    }
    
    .overlay.active {
        opacity: 1;
        visibility: visible;
    }
    
    /* Hero section adjustments */
    .hero-content {
        flex-direction: column-reverse;
        text-align: center;
        padding: 2rem 1rem;
    }
    
    .hero-text h1 {
        font-size: 2.5rem;
    }
    
    .hero-description {
        margin: 0 auto 2rem;
    }
    
    /* About section adjustments */
    .about-content {
        grid-template-columns: 1fr;
    }

    /* CTA buttons adjustments */
    .cta-buttons {
        justify-content: center;
        flex-direction: column;
        gap: 1rem;
    }
    
    .btn {
        width: 100%;
    }
    
    /* Section paddings */
    section {
        padding: 4rem 1.5rem;
    }
    
    /* Project carousel */
    .project-details h3 {
        font-size: 1.6rem;
        margin-bottom: 1rem;
    }
    
    .project-details p {
        font-size: 1rem;
    }
    
    .carousel-dots {
        margin-top: 2rem;
    }
    
    .carousel-arrow {
        display: none;
    }
    
    /* Contact section */
    .contact-info {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .contact-item {
        width: 100%;
    }
}

@media (max-width: 480px) {
    /* Text size adjustments */
    h2 {
        font-size: 1.8rem;
        margin-bottom: 1.5rem;
    }
    
    .section-subtitle {
        font-size: 0.9rem;
        margin-bottom: 2rem;
    }
    
    /* Hero element adjustments */
    .hero-text h1 {
        font-size: 1.8rem;
        line-height: 1.3;
    }
    
    .role-badge {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
        margin-bottom: 1rem;
    }
    
    .hero-description {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }

    /* Profile photo */
    .profile-photo {
        width: 180px;
        height: 180px;
        border-width: 8px;
        margin-bottom: 2rem;
    }
    
    /* Skills adjustments */
    .skill-category {
        padding: 1.5rem;
    }
    
    .skill-info {
        font-size: 0.9rem;
    }
    
    .skill-progress-bg {
        height: 6px;
    }
    
    /* Projects adjustments */
    .project-showcase {
        padding: 1rem 0;
    }
    
    .project-details h3 {
        font-size: 1.4rem;
    }
    
    .project-link {
        font-size: 0.9rem;
    }
    
    .dot {
        width: 10px;
        height: 10px;
        margin: 0 5px;
    }
    
    /* Experience section */
    .experience-item h3 {
        font-size: 1.2rem;
    }
    
    .experience-summary {
        font-size: 0.9rem;
    }
    
    /* Footer */
    footer {
        padding: 1.5rem 1rem;
        font-size: 0.9rem;
    }
}

/* Ensure buttons and links are more touch-friendly on mobile */
@media (max-width: 768px) {
    .btn, 
    .social-link,
    .project-link,
    .nav-links a {
        min-height: 44px;
        min-width: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .social-links {
        justify-content: center;
        gap: 2rem;
    }
}

/* Fix for neural network background on small screens */
@media (max-width: 480px) {
    .neural-network-bg {
        opacity: 0.4;
    }
    
    /* Improve section contrast against background */
    section::before {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(10, 15, 25, 0.6);
        z-index: -1;
        backdrop-filter: blur(5px);
        border-radius: 10px;
    }
}