/* General Styles */
:root {
    --primary-color: #6a0572; /* A pleasant purple */
    --secondary-color: #8e2b8e; /* A slightly darker purple */
    --background-light: #f4f4f9; /* Off-white background */
    --text-dark: #333333; /* Dark text for readability */
    --card-bg: #ffffff; /* White card background */
    --font-family: 'Roboto', sans-serif;
}

body {
    margin: 0;
    font-family: var(--font-family);
    background-color: var(--background-light);
    color: var(--text-dark);
    line-height: 1.6;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3, h4 {
    margin-top: 0;
    font-weight: 700;
    color: var(--secondary-color); /* Headings in secondary color */
}

section {
    padding: 80px 0;
}

/* Header & Navigation */
.header {
    background-color: var(--card-bg);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

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

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

.main-nav {
    display: flex;
    align-items: center;
}

.hamburger {
    display: none;
    font-size: 1.8rem;
    color: var(--primary-color);
    cursor: pointer;
}

.nav-links {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
}

.main-nav li {
    margin-left: 20px;
}

.main-nav a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 400;
    transition: color 0.3s ease;
}

.main-nav a:hover {
    color: var(--primary-color);
}

/* Hero Section */
.hero-section {
    background-color: var(--background-light);
    text-align: center;
    padding: 120px 0;
}

.hero-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.hero-content p {
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto 30px;
    color: var(--text-dark);
}

.social-links {
    margin-top: 20px;
}

.social-links a {
    color: var(--secondary-color);
    font-size: 1.5rem;
    margin: 0 15px;
    transition: color 0.3s ease;
}

.social-links a:hover {
    color: var(--primary-color);
}

/* Skills Section */
.skills-section {
    background-color: #e0e0eb;
}

.skills-section h3, .projects-section h3, .contact-section h3 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
    color: var(--secondary-color);
}

.skills-grid {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.skill-category {
    text-align: center;
    background-color: var(--card-bg);
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    width: 280px;
    border: 1px solid rgba(var(--secondary-color), 0.1);
}

.skill-category:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
}

.skill-category h4 {
    font-size: 1.6rem;
    color: var(--primary-color);
    margin-bottom: 25px;
    position: relative;
}

.skill-category h4::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--secondary-color);
    border-radius: 2px;
}

.skill-category ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.skill-category li {
    padding: 10px 0;
    font-size: 1.05rem;
    color: var(--text-dark);
    border-bottom: 1px dashed rgba(var(--secondary-color), 0.2);
}

.skill-category li:last-child {
    border-bottom: none;
}

/* Projects Section */
.projects-section {
    background-color: var(--background-light);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.project-card {
    background-color: var(--card-bg);
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid rgba(var(--secondary-color), 0.1);
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
}

.project-card h4 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.4rem;
}

.project-card p {
    color: #555555;
    margin-bottom: 15px;
}

.tech-list {
    list-style: none;
    padding: 0;
    margin-bottom: 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tech-list li {
    background-color: #d8c2e0;
    color: #4a0052;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

.btn-link {
    display: inline-block;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 700;
    transition: transform 0.3s ease;
}

.btn-link:hover {
    transform: translateX(5px);
    color: var(--secondary-color);
}

/* Contact Section */
.contact-section {
    text-align: center;
    background-color: #e0e0eb;
}

.contact-section p {
    max-width: 600px;
    margin: 0 auto 30px;
    color: var(--text-dark);
}

.btn-primary {
    background-color: var(--primary-color);
    color: #fff;
    padding: 15px 30px;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 700;
    transition: background-color 0.3s ease, transform 0.3s ease;
    box-shadow: 0 4px 10px rgba(var(--primary-color), 0.3);
}

.btn-primary:hover {
    background-color: var(--secondary-color);
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(var(--secondary-color), 0.4);
}

/* Footer */
.footer {
    background-color: var(--card-bg);
    padding: 20px 0;
    text-align: center;
    font-size: 0.9rem;
    border-top: 1px solid #e0e0e0;
    color: #666666;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }

    section {
        padding: 40px 0;
    }

    .header .container {
        flex-wrap: wrap;
    }

    .hamburger {
        display: block;
    }

    .nav-links {
        display: none;
        flex-direction: column;
        width: 100%;
        background-color: var(--card-bg);
        position: absolute;
        top: 60px;
        left: 0;
        padding: 20px 0;
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    }

    .nav-links.active {
        display: flex;
    }

    .main-nav li {
        margin: 10px 0;
        text-align: center;
    }

    .main-nav a {
        font-size: 1.2rem;
    }

    .hero-section {
        padding: 60px 0;
    }

    .hero-content h2 {
        font-size: 1.8rem;
    }

    .hero-content p {
        font-size: 1rem;
        max-width: 90%;
    }

    .social-links a {
        font-size: 1.3rem;
        margin: 0 10px;
    }

    .skills-section h3, .projects-section h3, .contact-section h3 {
        font-size: 1.8rem;
        margin-bottom: 30px;
    }

    .skills-grid {
        flex-direction: column;
        align-items: center;
    }

    .skill-category {
        width: 100%;
        max-width: 300px;
        padding: 20px;
        border-radius: 12px;
        box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
        border: 1px solid rgba(var(--secondary-color), 0.1);
    }

    .skill-category:hover {
        transform: translateY(-8px);
        box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
    }

    .skill-category h4 {
        font-size: 1.4rem;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }

    .project-card {
        padding: 20px;
    }

    .project-card h4 {
        font-size: 1.2rem;
    }

    .project-card p {
        font-size: 0.95rem;
    }

    .btn-primary {
        padding: 12px 25px;
        font-size: 0.9rem;
    }

    .footer {
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 1.5rem;
    }

    .hero-content h2 {
        font-size: 1.5rem;
    }

    .hero-content p {
        font-size: 0.9rem;
    }

    .social-links a {
        font-size: 1.2rem;
        margin: 0 8px;
    }

    .skill-category h4 {
        font-size: 1.2rem;
    }

    .skill-category li {
        font-size: 0.95rem;
    }

    .project-card h4 {
        font-size: 1.1rem;
    }

    .project-card p {
        font-size: 0.9rem;
    }

    .tech-list li {
        font-size: 0.8rem;
        padding: 5px 10px;
    }
}