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

:root {
    --primary-black: #1a1a1a;
    --secondary-black: #2d2d2d;
    --light-gray: #f5f5f5;
    --medium-gray: #9a9a9a;
    --dark-gray: #4a4a4a;
    --white: #ffffff;
    --lavender: #b19cd9;
    --lavender-light: #d4c6e8;
    --lavender-dark: #8e7cc3;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--primary-black);
    background-color: var(--white);
    overflow-x: hidden;
}

.nav-container {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--light-gray);
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-black);
    text-decoration: none;
    transition: color 0.3s ease;
}

.logo:hover {
    color: var(--lavender);
}

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

.nav-links a {
    text-decoration: none;
    color: var(--dark-gray);
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 0.5rem 0;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--lavender);
    transition: width 0.3s ease;
}

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

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary-black);
}

main {
    margin-top: 80px;
    min-height: calc(100vh - 80px);
}

.page {
    display: none;
}

.page.active {
    display: block;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.hero {
    text-align: center;
    padding: 4rem 0;
    background: linear-gradient(135deg, var(--light-gray) 0%, var(--white) 100%);
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    color: var(--primary-black);
    font-weight: 300;
}

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

.hero p {
    font-size: 1.2rem;
    color: var(--dark-gray);
    max-width: 600px;
    margin: 0 auto 2rem;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2rem;
    background-color: var(--lavender);
    color: var(--white);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(177, 156, 217, 0.3);
}

.cta-button:hover {
    background-color: var(--lavender-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(177, 156, 217, 0.4);
}

.about {
    padding: 4rem 0;
}

.about h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-black);
    position: relative;
}

.about h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--lavender);
}

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

.about-text p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: var(--dark-gray);
}

.skills {
    padding: 4rem 0;
    background-color: var(--light-gray);
}

.skills h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-black);
    position: relative;
}

.skills h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--lavender);
}

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

.skill-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.skill-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.skill-icon {
    width: 60px;
    height: 60px;
    background-color: var(--lavender);
    border-radius: 50%;
    margin: 0 auto 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--white);
}

.skill-card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--primary-black);
}

.skill-card p {
    color: var(--dark-gray);
    font-size: 0.9rem;
}

.blog-content {
    padding: 4rem 0;
    text-align: center;
}

.blog-content h1 {
    font-size: 3rem;
    margin-bottom: 2rem;
    color: var(--primary-black);
}

.blog-content p {
    font-size: 1.2rem;
    color: var(--dark-gray);
    margin-bottom: 2rem;
}

.medium-link {
    display: inline-block;
    padding: 1rem 2rem;
    background-color: var(--primary-black);
    color: var(--white);
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.medium-link:hover {
    background-color: var(--lavender);
    transform: translateY(-2px);
}

.contact-content {
    padding: 4rem 0;
}

.contact-content h1 {
    font-size: 3rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-black);
    position: relative;
}

.contact-content h1::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--lavender);
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
    background-color: var(--light-gray);
    padding: 3rem;
    border-radius: 10px;
}

.form-group {
    margin-bottom: 2rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--primary-black);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid transparent;
    border-radius: 5px;
    background-color: var(--white);
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--lavender);
}

.form-group textarea {
    resize: vertical;
    height: 120px;
}

.submit-btn {
    width: 100%;
    padding: 1rem;
    background-color: var(--lavender);
    color: var(--white);
    border: none;
    border-radius: 5px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.submit-btn:hover {
    background-color: var(--lavender-dark);
    transform: translateY(-2px);
}

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 5px;
    text-align: center;
    font-weight: 600;
    display: none;
}

.form-message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

footer {
    background-color: var(--primary-black);
    color: var(--white);
    text-align: center;
    padding: 2rem 0;
    margin-top: 4rem;
}

footer p {
    margin-bottom: 0.5rem;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    color: var(--white);
    font-size: 1.2rem;
    transition: color 0.3s ease;
}

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

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }

    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--white);
        flex-direction: column;
        padding: 1rem 2rem;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

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

    .hero p {
        font-size: 1rem;
        padding: 0 1rem;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

    .container {
        padding: 1rem;
    }

    .contact-form {
        padding: 2rem 1rem;
    }

    .about h2,
    .skills h2,
    .contact-content h1,
    .blog-content h1 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    nav {
        padding: 1rem;
    }

    .hero {
        padding: 2rem 0;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .about,
    .skills {
        padding: 2rem 0;
    }
}