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

:root {
    --bg-primary: #121212;
    --bg-secondary: #1e1e1e;
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --accent-blue: #4a9eff;
    --accent-red: #ff4a4a;
    --accent-purple: #9b4aff;
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    padding-left: 250px; /* Space for side navigation */
}

/* Side Navigation */
.side-nav {
    position: fixed;
    left: 0;
    top: 0;
    width: 250px;
    height: 100vh;
    background-color: var(--bg-secondary);
    padding: 2rem 0;
    z-index: 1000;
}

.side-nav ul {
    list-style: none;
}

.side-nav ul li {
    padding: 0.5rem 2rem;
}

.side-nav ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 1.1rem;
    transition: var(--transition);
}

.side-nav ul li a:hover {
    color: var(--accent-blue);
}

/* Main Content */
main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

section {
    min-height: 100vh;
    padding: 4rem 0;
    border-bottom: 1px solid var(--bg-secondary);
}

h1, h2, h3 {
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

h2 {
    font-size: 2.5rem;
    color: var(--accent-blue);
}

/* Header Section */
.profile-container {
    text-align: center;
    padding: 2rem 0;
}

.profile-img {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    margin-bottom: 1rem;
    border: 3px solid var(--accent-purple);
}

.email {
    color: var(--accent-blue);
    font-size: 1.1rem;
}

/* Experience Section */
.timeline {
    position: relative;
}

.experience-item {
    background-color: var(--bg-secondary);
    padding: 2rem;
    margin-bottom: 2rem;
    border-radius: 8px;
    border-left: 4px solid var(--accent-red);
    transition: var(--transition);
}

.experience-item:hover {
    transform: translateX(10px);
}

.date {
    color: var(--accent-purple);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

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

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

.project-card {
    background-color: var(--bg-secondary);
    padding: 2rem;
    border-radius: 8px;
    transition: var(--transition);
    cursor: pointer;
    height: fit-content;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.technologies {
    color: var(--accent-purple);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.project-details {
    display: none;
    margin-top: 1rem;
}

.project-card.active .project-details {
    display: block;
}

.project-link {
    display: inline-block;
    margin-top: 1rem;
    color: var(--accent-blue);
    text-decoration: none;
}

.project-link:hover {
    text-decoration: underline;
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.skill-category {
    background-color: var(--bg-secondary);
    padding: 2rem;
    border-radius: 8px;
}

.skill-category h3 {
    color: var(--accent-purple);
}

.skill-category ul {
    list-style: none;
}

.skill-category ul li {
    margin: 0.5rem 0;
    color: var(--text-secondary);
}

/* Education Section */
.education-grid {
    display: grid;
    gap: 2rem;
}

.education-item {
    background-color: var(--bg-secondary);
    padding: 2rem;
    border-radius: 8px;
    border-left: 4px solid var(--accent-blue);
}

.education-item .course {
    color: var(--accent-purple);
    margin-bottom: 0.5rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    body {
        padding-left: 0;
    }

    .side-nav {
        width: 100%;
        height: auto;
        position: fixed;
        bottom: 0;
        top: auto;
        padding: 1rem 0;
    }

    .side-nav ul {
        display: flex;
        justify-content: space-around;
        align-items: center;
    }

    .side-nav ul li {
        padding: 0;
    }

    .side-nav ul li a {
        font-size: 0.9rem;
    }

    main {
        padding: 1rem;
    }

    section {
        padding: 2rem 0;
    }
}