/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    max-width: 100vw;
    overflow-x: hidden;
}

:root {
    /* Light theme variables */
    --primary-color: #2d3436;
    --secondary-color: #0984e3;
    --accent-color: #00b894;
    --text-color: #2d3436;
    --light-text: #636e72;
    --background: #ffffff;
    --section-bg: #f5f6fa;
    --card-bg: #ffffff;
    --border-color: #dfe6e9;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

[data-theme="dark"] {
    --primary-color: #ffffff;
    --secondary-color: #74b9ff;
    --accent-color: #00b894;
    --text-color: #e0e0e0;
    --light-text: #a0a0a0;
    --background: #121212;
    --section-bg: #1a1a1a;
    --card-bg: #1e1e1e;
    --border-color: #2d2d2d;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.5);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background);
    width: 100%;
    overflow-x: hidden;
}

/* Navigation */
header {
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
    height: 70px;
    overflow: hidden;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    width: 100%;
    max-width: 100%;
    margin: 0;
    height: 100%;
    overflow: hidden;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: 1px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    overflow: hidden;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--secondary-color);
    transition: var(--transition);
}

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

.burger {
    display: none;
    cursor: pointer;
}

.burger div {
    width: 25px;
    height: 3px;
    background-color: var(--text-color);
    margin: 5px;
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    display: flex;
    align-items: flex-start;
    padding: 8rem 5% 0;
    background: linear-gradient(135deg, var(--section-bg) 0%, var(--background) 100%);
    margin-top: 70px;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    max-width: 1400px;
    margin: 0 auto;
    align-items: flex-start;
    padding-bottom: 2rem;
}

.hero-text {
    text-align: left;
    padding-top: 1rem;
}

.hero-text h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--primary-color);
    line-height: 1.2;
}

.tagline {
    font-size: 1.6rem;
    color: var(--secondary-color);
    margin-bottom: 0.75rem;
    font-weight: 500;
}

.subtitle {
    font-size: 1.1rem;
    color: var(--light-text);
    margin-bottom: 1.5rem;
    max-width: 600px;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
}

.profile-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 20px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    object-fit: cover;
}

.profile-image:hover {
    transform: translateY(-5px);
}

.image-placeholder {
    width: 100%;
    height: 350px;
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--accent-color) 100%);
    border-radius: 20px;
    box-shadow: var(--shadow);
}

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

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

.section-line {
    width: 60px;
    height: 4px;
    background-color: var(--secondary-color);
    margin: 0 auto;
}

/* About Section */
.about {
    padding: 2rem 5% 6rem;
    background-color: var(--section-bg);
    opacity: 1;
    transform: none;
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    opacity: 1;
    transform: none;
    text-align: center;
}

.about-text .lead {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    text-align: center;
}

.skills {
    margin-top: 3rem;
    text-align: center;
}

.skills h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    text-align: center;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

.skill-tags span {
    background-color: var(--secondary-color);
    color: white;
    padding: 0.6rem 1.2rem;
    border-radius: 25px;
    font-size: 0.9rem;
    transition: var(--transition);
}

.skill-tags span:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

/* Experience Section */
.experience {
    padding: 6rem 5%;
    background-color: var(--background);
    overflow: hidden;
}

.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    padding: 2rem 0;
    overflow: visible;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background-color: var(--border-color);
}

.timeline-item {
    margin-bottom: 0;
    position: relative;
    width: 45%;
    padding-right: 2rem;
    margin-top: -33%;
}

.timeline-item:first-child {
    margin-top: 0;
}

.timeline-item:nth-child(even) {
    margin-left: 55%;
    padding-right: 0;
    padding-left: 2rem;
}

.timeline-date {
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

.timeline-content {
    background-color: var(--card-bg);
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
    position: relative;
    z-index: 1;
}

.timeline-item:nth-child(odd) .timeline-content {
    z-index: 2;
}

.company-logo {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: white;
    border-radius: 50%;
    padding: 0.5rem;
    box-shadow: var(--shadow);
    overflow: hidden;
    position: relative;
}

.company-logo img {
    position: absolute;
    width: 85%;
    height: 85%;
    object-fit: contain;
    border-radius: 50%;
}

/* SVG-specific styles */
.company-logo img[src$=".svg"] {
    width: 85%;
    height: 85%;
    padding: 0.25rem;
}

.company-logo img[src$=".svg"] path,
.company-logo img[src$=".svg"] rect,
.company-logo img[src$=".svg"] circle {
    fill: currentColor;
}

/* Dark mode SVG adjustments */
[data-theme="dark"] .company-logo img[src$=".svg"] path,
[data-theme="dark"] .company-logo img[src$=".svg"] rect,
[data-theme="dark"] .company-logo img[src$=".svg"] circle {
    fill: var(--text-color);
}

.timeline-content h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    text-align: center;
}

.timeline-content h4 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
    text-align: center;
}

.achievement-list {
    list-style: none;
    margin-top: 1rem;
}

.achievement-list li {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.achievement-list li::before {
    content: '•';
    color: var(--secondary-color);
    position: absolute;
    left: 0;
}

/* Education Section */
.education {
    padding: 6rem 5%;
    background-color: var(--section-bg);
}

.education-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.education-card {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

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

.education-shield {
    width: 120px;
    height: 120px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: white;
    border-radius: 50%;
    padding: 0.5rem;
    box-shadow: var(--shadow);
    overflow: hidden;
    position: relative;
}

.shield-image {
    position: absolute;
    width: 85%;
    height: 85%;
    object-fit: contain;
    border-radius: 50%;
}

.education-card h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.education-card h4 {
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

.education-date {
    color: var(--light-text);
    margin-bottom: 1rem;
}

.education-card p {
    color: var(--text-color);
    margin-bottom: 1.5rem;
}

.notable-classes {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.notable-classes h5 {
    color: var(--secondary-color);
    margin-bottom: 0.75rem;
    font-size: 1rem;
    text-align: center;
}

.notable-classes ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}

.notable-classes li {
    background-color: var(--card-bg);
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.9rem;
    color: var(--text-color);
    border: 1px solid var(--border-color);
}

.certification-list {
    list-style: none;
    text-align: left;
}

.certification-list li {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.certification-list li::before {
    content: '✓';
    color: var(--accent-color);
    position: absolute;
    left: 0;
}

/* Projects Section */
.projects {
    padding: 6rem 5%;
    background-color: var(--background);
    opacity: 1;
    transform: none;
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.project-card {
    background-color: var(--card-bg);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    opacity: 1;
    transform: none;
}

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

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

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

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

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

.project-link {
    width: 40px;
    height: 40px;
    background-color: var(--card-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-color);
    transition: var(--transition);
}

.project-link:hover {
    background-color: var(--secondary-color);
    color: white;
}

.project-content {
    padding: 1.5rem;
}

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

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.project-tech span {
    background-color: var(--section-bg);
    color: var(--secondary-color);
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
}

/* Contact Section */
.contact {
    padding: 6rem 5%;
    background-color: var(--section-bg);
    opacity: 1;
    transform: none;
}

.contact-content {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    opacity: 1;
    transform: none;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

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

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

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-size: 1rem;
    transition: var(--transition);
    background-color: var(--card-bg);
    color: var(--text-color);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 2px rgba(9, 132, 227, 0.1);
}

.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    background-color: var(--input-bg);
    color: var(--text-color);
    font-family: inherit;
    font-size: 1rem;
    resize: vertical;
    min-height: 150px;
    transition: var(--transition);
}

.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px rgba(var(--accent-rgb), 0.1);
}

.form-group textarea::placeholder {
    color: var(--light-text);
}

.btn.primary {
    background-color: var(--secondary-color);
    color: white;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 5px;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    width: auto;
    display: inline-block;
    text-align: center;
    text-decoration: none;
    min-width: 120px;
}

.btn.primary:hover {
    background-color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn.primary:active {
    transform: translateY(0);
}

.social-links {
    display: flex;
    gap: 1.5rem;
    margin-top: 2rem;
}

.social-link {
    width: 40px;
    height: 40px;
    background-color: var(--card-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-color);
    transition: var(--transition);
}

.social-link:hover {
    background-color: var(--secondary-color);
    color: white;
    transform: translateY(-3px);
}

/* Footer */
footer {
    background-color: var(--section-bg);
    padding: 2rem 5%;
    text-align: center;
    color: var(--light-text);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

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

.footer-links a {
    color: var(--light-text);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--accent-color);
}

/* Interests Section */
.interests {
    padding: 6rem 5%;
    background-color: var(--background);
}

.interests-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.interest-card {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

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

.interest-icon {
    width: 60px;
    height: 60px;
    background-color: var(--secondary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

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

.interest-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.interest-card p {
    color: var(--light-text);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Responsive Design */
@media screen and (max-width: 768px) {
    * {
        max-width: 100vw;
        overflow-x: hidden;
    }

    body {
        width: 100%;
        overflow-x: hidden;
    }

    header {
        width: 100%;
        max-width: 100vw;
        height: 60px;
        overflow: hidden;
    }

    nav {
        padding: 1rem;
        width: 100%;
        max-width: 100%;
        overflow: hidden;
    }

    .hero, .about, .experience, .education, .projects, .contact, .interests {
        padding: 7rem 1rem 0;
        width: 100%;
        max-width: 100vw;
        margin: 0;
        overflow-x: hidden;
    }

    .section-header {
        width: 100%;
        max-width: 100%;
        padding: 0;
        margin-bottom: 2rem;
    }

    .section-header h2 {
        font-size: 2rem;
        margin-bottom: 0.75rem;
    }

    .hero-content {
        grid-template-columns: 1fr;
        width: 100%;
        max-width: 100%;
        padding: 0;
        margin: 0;
        gap: 2rem;
    }

    .timeline {
        padding: 0;
        margin: 0;
        overflow: visible;
    }

    .timeline::before {
        display: none;
    }

    .timeline-item {
        width: 100%;
        padding: 0;
        margin: 0 0 2rem 0;
    }

    .timeline-item:first-child {
        margin-top: 0;
    }

    .timeline-item:nth-child(even) {
        margin-left: 0;
        padding-left: 0;
    }

    .timeline-content {
        width: 100%;
        padding: 1.5rem;
        margin: 0;
    }

    .education-grid {
        width: 100%;
        max-width: 100%;
        padding: 0;
        margin: 0;
        display: flex;
        flex-direction: column;
        gap: 2rem;
    }

    .education-card {
        width: 100%;
        padding: 1.5rem;
        margin: 0;
    }

    .interests-grid {
        width: 100%;
        max-width: 100%;
        padding: 0;
        margin: 0;
        display: flex;
        flex-direction: column;
        gap: 2rem;
    }

    .interest-card {
        width: 100%;
        padding: 1.5rem;
        margin: 0;
    }

    .contact-content {
        width: 100%;
        max-width: 100%;
        padding: 0;
        margin: 0;
        display: flex;
        flex-direction: column;
        gap: 2rem;
    }

    .footer-content {
        width: 100%;
        max-width: 100%;
        padding: 0;
        margin: 0;
        flex-direction: column;
        gap: 1rem;
    }

    .form-group input,
    .form-group textarea {
        width: 100%;
        max-width: 100%;
    }

    .social-links {
        width: 100%;
        max-width: 100%;
        justify-content: center;
    }

    .nav-links {
        position: fixed;
        right: -100%;
        top: 60px;
        flex-direction: column;
        background-color: var(--card-bg);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow);
        padding: 2rem 0;
        overflow-y: auto;
        max-height: calc(100vh - 60px);
    }

    .nav-links.active {
        right: 0;
    }

    .burger {
        display: block;
    }

    .hero-text {
        text-align: center;
        padding: 0;
    }

    .hero-text h1 {
        font-size: 2.5rem;
    }

    .tagline {
        font-size: 1.5rem;
    }

    .hero-image {
        max-width: 300px;
        margin: 2rem auto;
        padding: 0;
    }

    .timeline-item {
        width: 100%;
        padding: 0;
        margin: 0;
    }

    .timeline-date {
        position: relative;
        left: 0;
        top: 0;
        font-size: 1rem;
        color: var(--secondary-color);
        font-weight: 600;
        margin-bottom: 0.5rem;
    }

    .timeline-item:nth-child(odd) .timeline-content {
        z-index: 1;
    }

    .company-logo {
        width: 60px;
        height: 60px;
        margin: 0 auto 1rem;
    }

    .timeline-content h3 {
        font-size: 1.2rem;
        margin-bottom: 0.5rem;
        text-align: center;
    }

    .timeline-content h4 {
        font-size: 1rem;
        margin-bottom: 0.75rem;
        text-align: center;
    }

    .achievement-list {
        margin-top: 1rem;
        padding-left: 1rem;
    }

    .achievement-list li {
        font-size: 0.9rem;
        margin-bottom: 0.5rem;
        padding-left: 1.25rem;
        position: relative;
    }

    .achievement-list li::before {
        content: '•';
        color: var(--secondary-color);
        position: absolute;
        left: 0;
    }

    .education-card {
        width: 100%;
        padding: 1.5rem;
        margin: 0;
    }

    .education-shield {
        width: 100px;
        height: 100px;
    }

    .footer-links {
        justify-content: center;
    }

    .theme-toggle {
        margin-left: 0;
    }

    .about-content, .project-grid, .contact-content {
        padding: 0 1rem;
        width: 100%;
        max-width: 100%;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 0 1rem;
        width: 100%;
        max-width: 100%;
    }

    .timeline {
        padding: 1rem;
        width: 100%;
        max-width: 100%;
        margin: 0;
    }

    .timeline-item {
        width: 100%;
        padding: 0;
        margin: 0;
    }

    .timeline-content {
        width: 100%;
        padding: 1.5rem;
        margin: 0;
    }

    .education-grid {
        padding: 0 1rem;
        width: 100%;
        max-width: 100%;
        margin: 0;
    }

    .education-card {
        width: 100%;
        padding: 1.5rem;
        margin: 0;
    }

    .interests-grid {
        grid-template-columns: 1fr;
        padding: 0 1rem;
        width: 100%;
        max-width: 100%;
        margin: 0;
    }

    .interest-card {
        width: 100%;
        padding: 1.5rem;
        margin: 0;
    }

    .contact-content {
        grid-template-columns: 1fr;
        padding: 0 1rem;
        width: 100%;
        max-width: 100%;
        margin: 0;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
        padding: 0 1rem;
        width: 100%;
        max-width: 100%;
    }

    .footer-links {
        justify-content: center;
    }

    .theme-toggle {
        margin-left: 0;
    }
}

/* Animations */
@keyframes navLinkFade {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.8s ease;
}

.reveal:not(.reveal) {
    opacity: 0;
    transform: translateY(30px);
}

/* Animation for burger menu */
.burger.active .line1 {
    transform: rotate(-45deg) translate(-5px, 6px);
}

.burger.active .line2 {
    opacity: 0;
}

.burger.active .line3 {
    transform: rotate(45deg) translate(-5px, -6px);
}

/* Theme Toggle Button */
.theme-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    margin-left: 1rem;
    color: var(--text-color);
    font-size: 1.2rem;
    transition: var(--transition);
}

.theme-toggle:hover {
    color: var(--secondary-color);
}