/* 0. Variables & Base Setup */
:root {
    /* Light theme colors */
    --primary-color: #5d5dff;
    --secondary-color: #63d471;
    --background-color: #ffffff;
    --text-color: #2c2c2c;
    --card-background: #f7f7f7;
    --border-color: #e5e5e5;
    --shadow-light: 0 4px 6px rgba(0, 0, 0, 0.1);
    --hover-bg-light: #f0f0f0;
}

/* Dark theme colors */
body.dark-mode {
    --background-color: #1a1a2e;
    --text-color: #e0e0e0;
    --card-background: #2c2c47;
    --border-color: #3f3f5a;
    --shadow-light: 0 4px 10px rgba(0, 0, 0, 0.5);
    --hover-bg-light: #3f3f5a;
}

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

html {
    scroll-behavior: smooth;
    /* Fix for anchor links jumping under the fixed navbar */
    scroll-padding-top: 5rem;
    overflow-x: hidden;
}

body {
    /* Using Poppins font for a more modern look */
    font-family: 'Poppins', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    transition: background-color 0.5s, color 0.5s;
    line-height: 1.6;
    overflow-x: hidden;
}

/* 1. Navbar */
.navbar-container {
    background-color: var(--background-color);
    box-shadow: var(--shadow-light);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: background-color 0.5s, box-shadow 0.5s;
}

.navbar {
    display: flex;
    justify-content: center; /* Will be space-between on mobile */
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    position: relative; /* For mobile menu positioning */
}

.logo {
    font-size: 1.5rem;
    font-weight: 700; /* Bolder font */
    color: var(--primary-color);
    text-decoration: none;
    margin-right: auto; /* Pushes links to the right */
    transition: color 0.3s;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 1.5rem;
    transition: color 0.3s;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    padding: 0.5rem;
    font-weight: 600;
    transition: color 0.3s, border-color 0.3s;
    border-bottom: 2px solid transparent; /* Smoother hover effect */
}

.nav-links a:hover, .nav-links a.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

/* 2. Theme Toggle Button */
.theme-toggle {
    position: fixed;
    top: 1.5rem;
    right: 2rem;
    padding: 0.5rem;
    background-color: var(--card-background);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    cursor: pointer;
    z-index: 1001;
    font-size: 1.2rem;
    line-height: 1;
    transition: background-color 0.3s, color 0.3s;
}

.theme-toggle:hover {
    background-color: var(--hover-bg-light);
}

/* 3. Responsive Navbar Toggle (Burger) */
.nav-toggle {
    display: none; /* Hidden on desktop */
    font-size: 1.8rem;
    color: var(--text-color);
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1002;
}

/* 4. General Section Styling */
.section {
    padding-top: 6rem; /* Increased top padding */
    padding-bottom: 5rem;
    min-height: 100vh;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background-color: var(--primary-color);
    margin: 10px auto 0;
    border-radius: 2px;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1rem;
}

.subtitle {
    text-align: center;
    color: #666;
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

body.dark-mode .subtitle {
    color: #ccc;
}

/* 5. Home Section */
.home-section {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 100px; 
    min-height: 100vh;
    background-image: 
        linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)),
        url('pics/Background-Portfolio.jpg'); 
    
    background-size:cover ;
    background-attachment: fixed; 
}


.home-section .hero-content h1, 
.home-section .hero-content p {
    color: white !important;
    z-index: 2;
}

.home-section .hero-content h1 {
    background: linear-gradient(to right, #61dafb, #e34c9c);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 3rem; /* Slightly larger */
    font-weight: 800;
}

/* Added styles for profile image */
.profile-img {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    object-fit: cover;
    border: 6px solid var(--primary-color);
    box-shadow: 0 0 0 8px rgba(93, 93, 255, 0.2);
    margin-bottom: 1rem;
}

.title-role {
    font-size: 1.2rem;
    color: #eee !important;
    font-weight: 600;
}

.actions {
    margin-top: 1.5rem;
    display: flex;
    gap: 1.5rem;
    justify-content: center;
}

.btn {
    padding: 0.75rem 2rem;
    border-radius: 25px;
    font-weight: bold;
    text-decoration: none;
    transition: transform 0.3s, box-shadow 0.3s;
}

.actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 20px;
}

.btn-primary {
    background-color: var(--primary-color); 
    color: white;
    padding: 10px 20px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: background-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

.btn-primary:hover {
    background-color: #0056b3;
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: white;
    box-shadow: 0 4px 15px rgba(99, 212, 113, 0.4);
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

/* 6. About Me Section */
.about-content {
    display: flex;
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.about-card {
    flex: 1;
    padding: 2rem;
    border-radius: 12px;
    background-color: var(--card-background);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-light);
    transition: all 0.3s ease;
    word-break: break-word; /* Prevents text overflow */
}

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

.highlighted-card {
    background: linear-gradient(145deg, rgba(93, 93, 255, 0.05), rgba(99, 212, 113, 0.05)); 
    border-color: var(--primary-color); 
}

.highlighted-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.5rem;
    font-weight: 700;
}

.highlighted-card h4 {
    margin-top: 1rem;
    color: var(--text-color);
    font-size: 1.1rem;
    font-weight: 600;
}

.highlighted-card ul {
    list-style: none;
    padding-left: 0;
    margin-top: 0.5rem;
}

.highlighted-card ul li {
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-color);
}

.highlighted-card ul li:before {
    content: '•'; 
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* 7. Education & Experience (Timeline) */
.timeline-container {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.timeline-item {
    padding: 1.5rem 2rem;
    margin-bottom: 1.5rem;
    background-color: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--shadow-light);
    border-left: 5px solid var(--primary-color);
    transition: transform 0.3s, box-shadow 0.3s;
}

.timeline-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.timeline-content h3 {
    font-size: 1.4rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.timeline-content .institute,
.timeline-content .location {
    font-style: italic;
    color: #666;
    margin-bottom: 0.5rem;
}

.timeline-content p {
    color: var(--text-color);
    line-height: 1.7;
    word-break: break-word; /* Prevents text overflow */
}

body.dark-mode .timeline-content .institute,
body.dark-mode .timeline-content .location {
    color: #aaa;
}

/* 8. Skills Section */
.skills-grid {
    display: grid;
    /* More responsive grid: fits as many 150px items as it can */
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); 
    gap: 1.5rem;
    max-width: 1200px; /* Wider grid */
    margin: 0 auto;
}

.skill-item {
    background-color: var(--card-background);
    padding: 1.5rem;
    border-radius: 10px;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s, background 0.3s;
    cursor: pointer;
}

.skill-item img {
    width: 55px;
    height: 55px;
    margin-bottom: 0.5rem;
    object-fit: contain; /* Ensures icons like Next.js look good */
}

.skill-item p {
    font-weight: 600; /* Bolder font */
    color: var(--text-color);
    font-size: 0.9rem;
}

.skill-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-color);
    background: linear-gradient(135deg, rgba(93, 93, 255, 0.05), rgba(93, 93, 255, 0.1));
}

/* 9. Portfolio (Projects) Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); 
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.project-card {
    background-color: var(--card-background);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    border-radius: 12px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--border-color);
    position: relative; 
    overflow: hidden; 
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.project-image-wrapper {
    position: relative;
    overflow: hidden;
    width: 100%;
    height: 250px;
}

.project-thumbnail {
    width: 100%;
    height: 100%;
    object-fit:fill;
    display: block;
    filter: grayscale(50%); 
    transition: all 0.4s ease, transform 0.4s ease; 
    overflow: scroll;
}

.project-card:hover .project-thumbnail {
    filter: grayscale(0%);
        transform:rotate(1deg);
        overflow: scroll;
        

}

.project-info {
    padding: 1.5rem;
}

.project-info h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.project-description {
    font-size: 0.95rem;
    color: #666;
    margin-bottom: 1rem;
    word-break: break-word; /* Prevents text overflow */
}

.project-tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    min-height: 40px;
}

.tech-tag {
    padding: 0.3rem 0.7rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    color: white;
}

/* Tech tag colors */
.tech-tag.tech-react { background-color: #61DAFB; color: #20232A; }
.tech-tag.tech-query { background-color: #FF4154; }
.tech-tag.tech-tailwind { background-color: #06B6D4; }
.tech-tag.tech-axios { background-color: #5A29E4; }
.tech-tag.tech-html { background-color: #f7f6f6; }
.tech-tag.tech-css { background-color: #1572B6; }
.tech-tag.tech-js { background-color: #F7DF1E; color: #323330; }
.tech-tag.tech-bootstrap { background-color: #7952B3; }
.tech-tag.tech-aos { background-color: #38C7A0; }


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

.project-btn {
    flex: 1;
    padding: 0.8rem 1rem;
    border-radius: 8px;
    text-align: center;
    text-decoration: none;
    font-weight: bold;
    transition: background-color 0.3s, transform 0.3s;
}

.project-btn.live-demo {
    background-color: var(--primary-color); 
    color: white;
}
.project-btn.live-demo:hover {
    background-color: #4a4af0;
    transform: translateY(-2px);
}
.project-btn.code-link {
    background-color: var(--primary-color); 
    color: white;
}
.project-btn.code-link:hover {
    transform: translateY(-2px);

}
body.dark-mode .project-description {
    color: #ccc;
}

/* 10. Certificates Section */
.certificates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    max-width: 820px;
    margin: 0 auto;
}

.certificate-item {
    padding: 2rem;
    background-color: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--shadow-light);
    transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
    text-align: center;
}

.certificate-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-color);
}

.certificate-item h4 {
    font-size: 1.25rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.certificate-item p {
    font-size: 1rem;
    color: var(--text-color);
    font-weight: 500;
}

.certificate-image {
    width: 100%; 
    height: auto; 
    margin-top: 1.5rem; 
    border-radius: 8px; 
    border: 1px solid var(--border-color); 
    object-fit: cover; 
}


/* 11. Contact Section */
.contact-content {
    display: flex;
    justify-content: center;
    gap: 3rem;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-form-container, .contact-info-card {
    flex: 1;
    padding: 2rem;
    border-radius: 12px;
    background-color: var(--card-background);
    box-shadow: var(--shadow-light);
    border: 1px solid var(--border-color);
}

.contact-info-card {
    background: linear-gradient(145deg, rgba(93, 93, 255, 0.05), rgba(99, 212, 113, 0.05)); 
    border-color: var(--primary-color);
}

.contact-form-container h3, .contact-info-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--text-color);
    border-bottom: 3px solid var(--primary-color);
    display: inline-block;
    padding-bottom: 5px;
}

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

.form-input {
    width: 100%;
    padding: 1rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background-color: var(--background-color);
    color: var(--text-color);
    font-size: 1rem;
    font-family: 'Poppins', sans-serif; /* Ensure font consistency */
    transition: border-color 0.3s, box-shadow 0.3s;
}

.send-message-btn {
    background-color: var(--primary-color);
    color: white;
    font-size: 1.1rem;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s;
    margin-top: 0.5rem;
    font-family: 'Poppins', sans-serif;
}

.send-message-btn:hover {
    background-color: #4a4af0;
    transform: none;
}

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

.info-icon {
    font-size: 1.5rem;
    width: 30px;
    text-align: center;
    color: var(--primary-color);
}

.info-details {
    display: flex;
    flex-direction: column;
}

.info-label {
    font-weight: 600;
    color: var(--primary-color);
    font-size: 0.9rem;
    margin-bottom: 0.1rem;
}

.info-value {
    color: var(--text-color);
    word-break: break-all;
}

.info-value-link {
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.3s;
    word-break: break-all;
}

.info-value-link:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

body.dark-mode .info-value-link {
    color: var(--text-color);
}

body.dark-mode .info-value-link:hover {
    color: var(--primary-color);
}

/* 12. Footer */
.footer {
    text-align: center;
    padding: 1.5rem;
    background-color: var(--card-background);
    border-top: 1px solid var(--border-color);
    /* Make footer shorter as it's not a main section */
    min-height: auto; 
    padding-top: 1.5rem;
    padding-bottom: 1.5rem;
}

.footer p {
    font-size: 0.85rem;
    color: #6c757d;
}

body.dark-mode .footer {
    background-color: #1a1a2e;
    border-top-color: #3f3f5a;
}

body.dark-mode .footer p {
    color: #aaa;
}


/* 13. Responsive Media Queries */

/* Navbar & Contact Form responsiveness */
@media (max-width: 900px) {
    .navbar {
        justify-content: space-between; /* Logo on left, burger on right */
    }

    .nav-toggle {
        display: block; /* Show burger menu */
    }

    .theme-toggle {
        /* Move theme toggle to not overlap burger */
        right: 5rem;
    }

    .nav-links {
        display: none; /* Hide links by default */
        position: absolute;
        top: 100%; /* Position below navbar */
        left: 0;
        width: 100%;
        flex-direction: column;
        background-color: var(--card-background);
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        padding: 1rem 0;
    }

    .nav-links.active {
        display: flex; /* Show menu when active */
    }

    .nav-links li {
        width: 100%;
        text-align: center;
    }

    .nav-links a {
        display: block;
        width: 100%;
        padding: 1rem;
    }
    
    .contact-content {
        flex-direction: column;
    }
}

/* Card and Grid responsiveness */
@media (max-width: 768px) {
    .about-content {
        flex-direction: column;
    }
}

@media (max-width: 600px) {
    .skills-grid {
        /* Better fit for small mobiles */
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    }
    
    .home-section h1 {
        font-size: 2.5rem; /* Smaller title on mobile */
    }

    .profile-img {
        width: 150px;
        height: 150px;
    }
}

.category-title {
    margin-bottom: 15px;
    font-size: 1.2rem;
    color: var(--primary-color, #007bff);
}
.skills-category {
    margin-bottom: 30px;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 10px 0;
}
.tag {
    background-color: rgba(0, 123, 255, 0.1); 
    color: #007bff; 
    padding: 4px 10px;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
}

.project-actions {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}
.project-btn {
    flex: 1;
    text-align: center;
    padding: 8px 0;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: 0.3s ease;
}
.code-link {
    background-color: #007bff;
    color: white;
}
.code-link:hover {
    background-color: #0056b3;
}
.repo-link {
    background-color: transparent;
    color: #333;
    border: 1px solid #333;
}
.repo-link:hover {
    background-color: #333;
    color: white;
}

body.dark-mode .repo-link {
    color: #fff;
    border-color: #fff;
}
body.dark-mode .repo-link:hover {
    background-color: #fff;
    color: #000;
}