/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #ffffff;
}

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

/* Navigation */
.navbar {
    background: #1e3a8a;
    padding: 1rem 0;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

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

.nav-logo span {
    color: white;
    font-size: 1.5rem;
    font-weight: 600;
}

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

.nav-link {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #60a5fa;
}

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

.bar {
    width: 25px;
    height: 3px;
    background-color: white;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
    color: white;
    padding: 120px 0 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

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

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

.hero-text {
    text-align: left;
    width: 100%;
    display: block;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
}

.hero-text h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.highlight {
    color: #60a5fa;
}



.hero-text h2 {
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    color: #e2e8f0;
}

.hero-text p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    color: #cbd5e1;
    line-height: 1.7;
}

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

.btn {
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    display: inline-block;
}

.btn-primary {
    background: #60a5fa;
    color: white;
}

.btn-primary:hover {
    background: #3b82f6;
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: #1e3a8a;
}

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

.social-link {
    width: 50px;
    height: 50px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: #60a5fa;
    transform: translateY(-3px);
}

.profile-card {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    border: 1px solid rgba(255,255,255,0.2);
    margin-bottom: 0;
}

.profile-placeholder {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background: #e0e7ef;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin: 0 auto 1rem;
}

.profile-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    display: block;
}

.card-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.card-content p {
    color: #cbd5e1;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1e3a8a;
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.1rem;
    color: #64748b;
}

/* About Section */
.about {
    padding: 80px 0;
    background: #f8fafc;
}

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

.about-text h3 {
    font-size: 1.8rem;
    color: #1e3a8a;
    margin-bottom: 1.5rem;
}

.about-text p {
    margin-bottom: 1.5rem;
    color: #475569;
    line-height: 1.7;
}

.about-stats {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: #1e3a8a;
}

.stat-label {
    color: #64748b;
    font-size: 0.9rem;
}

.about-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.card-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #1e3a8a, #3b82f6);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: white;
    font-size: 2rem;
}

.about-card h4 {
    font-size: 1.3rem;
    color: #1e3a8a;
    margin-bottom: 1rem;
}

/* Skills Section */
.skills {
    padding: 80px 0;
}

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

.skill-category {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.skill-category h3 {
    color: #1e3a8a;
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
}

.skill-items {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.skill-item {
    background: #e0f2fe;
    color: #0369a1;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

/* Projects Section */
.projects {
    padding: 80px 0;
    background: #f8fafc;
}

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

.project-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

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

.project-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #1e3a8a, #3b82f6);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.project-card h3 {
    color: #1e3a8a;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.project-card p {
    color: #475569;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

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

.project-tech span {
    background: #e0f2fe;
    color: #0369a1;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
}

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

.project-link {
    color: #1e3a8a;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.project-link:hover {
    color: #3b82f6;
}

/* Experience Section */
.experience {
    padding: 80px 0;
}

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

.timeline-item {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid #e2e8f0;
}

.timeline-date {
    font-weight: 600;
    color: #1e3a8a;
    font-size: 1.1rem;
}

.timeline-content h3 {
    color: #1e3a8a;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.timeline-content p {
    color: #475569;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.timeline-link a {
    color: #3b82f6;
    text-decoration: none;
    font-weight: 500;
}

.timeline-link a:hover {
    text-decoration: underline;
}

/* Education Section */
.education {
    padding: 80px 0;
    background: #f8fafc;
}

.education-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.education-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.education-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #1e3a8a, #3b82f6);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.education-card h3 {
    color: #1e3a8a;
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.institution {
    color: #475569;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.duration {
    color: #64748b;
    margin-bottom: 0.5rem;
}

.grade {
    color: #1e3a8a;
    font-weight: 600;
}

/* Contact Section */
.contact {
    padding: 80px 0;
}

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

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #1e3a8a, #3b82f6);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.contact-details h4 {
    color: #1e3a8a;
    margin-bottom: 0.5rem;
}

.contact-details p,
.contact-details a {
    color: #475569;
    text-decoration: none;
}

.contact-details a:hover {
    color: #3b82f6;
}

.contact-form {
    background: #f8fafc;
    padding: 2rem;
    border-radius: 15px;
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #3b82f6;
}

/* Footer */
.footer {
    background: #1e3a8a;
    color: white;
    padding: 2rem 0;
    text-align: center;
}

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

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: white;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #60a5fa;
}

/* Chatbot */
.chatbot {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
}

.chatbot-toggle {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #1e3a8a, #3b82f6);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(0,0,0,0.2);
    transition: transform 0.3s ease;
}

.chatbot-toggle:hover {
    transform: scale(1.1);
}

.chatbot-window {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 350px;
    height: 400px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    display: none;
    flex-direction: column;
}

.chatbot-window.active {
    display: flex;
}

.chatbot-header {
    background: linear-gradient(135deg, #1e3a8a, #3b82f6);
    color: white;
    padding: 1rem;
    border-radius: 15px 15px 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chatbot-close {
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
}

.chatbot-messages {
    flex: 1;
    padding: 1rem;
    overflow-y: auto;
}

.message {
    margin-bottom: 1rem;
    padding: 0.8rem;
    border-radius: 10px;
    max-width: 80%;
}

.bot-message {
    background: #f1f5f9;
    color: #334155;
}

.user-message {
    background: #3b82f6;
    color: white;
    margin-left: auto;
}

.chatbot-input {
    padding: 1rem;
    border-top: 1px solid #e2e8f0;
    display: flex;
    gap: 0.5rem;
}

.chatbot-input input {
    flex: 1;
    padding: 0.8rem;
    border: 1px solid #d1d5db;
    border-radius: 20px;
    outline: none;
}

.chatbot-input button {
    background: #3b82f6;
    color: white;
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: #1e3a8a;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        padding: 2rem 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero-content {
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 2rem;
    }
    
    .hero-text h1 {
        font-size: 2.5rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .timeline-item {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .chatbot-window {
        width: 300px;
        height: 350px;
    }
}

@media (max-width: 480px) {
    .hero-text h1 {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .about-stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .education-grid {
        grid-template-columns: 1fr;
    }
}