:root {
    --bg-color: #0F172A;
    --card-color: #1E293B;
    --text-color: #F8FAFC;
    --accent-color: #38BDF8;
    --secondary-accent-color: #F97316;
    --muted-text-color: #94A3B8;
    --border-color: #94A3B8;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

.header {
    background-color: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 5%;
    position: sticky;
    top: 0;
    z-index: 100;
    width: 100%;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-color);
    text-decoration: none;
}

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

.nav-link {
    color: var(--muted-text-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: var(--accent-color);
}

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

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    -webkit-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
    background-color: var(--text-color);
}

main {
    max-width: 1100px;
    margin: 0 auto;
    padding: 2rem;
}

.content-section {
    padding: 6rem 0;
    border-bottom: 1px solid rgba(148, 163, 184, 0.2);
}

.content-section:last-of-type {
    border-bottom: none;
}

.section-title {
    font-size: 2.5rem;
    color: var(--text-color);
    margin-bottom: 2rem;
    text-align: center;
    position: relative;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--accent-color);
    border-radius: 2px;
}

.hero-section {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: calc(100vh - 80px);
    gap: 2rem;
    padding: 4rem 0;
}

.hero-content {
    flex: 1;
}

.intro-text {
    color: var(--accent-color);
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.main-heading {
    font-size: 4rem;
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.sub-heading {
    font-size: 2.5rem;
    color: var(--muted-text-color);
    margin-bottom: 1.5rem;
}

.typing-effect {
    color: var(--secondary-accent-color);
    font-weight: 600;
}

.description {
    color: var(--muted-text-color);
    max-width: 500px;
    margin-bottom: 2rem;
}

.cta-button {
    background-color: var(--accent-color);
    color: var(--bg-color);
    padding: 0.8rem 1.8rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: inline-block;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(56, 189, 248, 0.2);
}

.hero-image-container {
    flex-basis: 40%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.profile-img {
    width: 100%;
    max-width: 350px;
    height: auto;
    border-radius: 50%;
    border: 5px solid var(--card-color);
    box-shadow: 0 0 30px rgba(56, 189, 248, 0.3);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-text p {
    color: var(--muted-text-color);
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 1.5rem;
    max-width: 800px;
    margin: 2rem auto 0;
}

.skill-card {
    background-color: var(--card-color);
    padding: 1.5rem;
    border-radius: 8px;
    text-align: center;
    font-weight: 600;
    color: var(--text-color);
    border: 1px solid transparent;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.skill-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.project-card {
    background-color: var(--card-color);
    padding: 2rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.project-card h3 {
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.project-description {
    color: var(--muted-text-color);
    flex-grow: 1;
    margin-bottom: 1.5rem;
}

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

.project-link {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: color 0.3s ease;
}

.project-link:hover {
    color: var(--accent-color);
}

.project-link i {
    width: 20px;
    height: 20px;
}

.award-card h3 {
    color: var(--secondary-accent-color);
}

.resume-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.resume-intro {
    color: var(--muted-text-color);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.resume-button {
    background-color: var(--accent-color);
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--bg-color);
}

.resume-button i {
    width: 20px;
    height: 20px;
}

.contact-intro {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 2rem;
    color: var(--muted-text-color);
}

.contact-details {
    text-align: center;
}

.contact-button {
    background-color: var(--secondary-accent-color);
    color: var(--text-color);
    padding: 0.8rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: inline-block;
    margin-bottom: 3rem;
}

.contact-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(249, 115, 22, 0.2);
}

.contact-info-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    max-width: 400px;
    margin: 0 auto 3rem;
    text-align: center;
}

.contact-info-grid p {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: var(--muted-text-color);
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.social-links a {
    color: var(--muted-text-color);
    transition: color 0.3s ease, transform 0.3s ease;
}

.social-links a:hover {
    color: var(--accent-color);
    transform: translateY(-3px);
}

.footer {
    text-align: center;
    padding: 2rem;
    margin-top: 4rem;
    color: var(--muted-text-color);
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--bg-color);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        gap: 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-item {
        margin: 1.5rem 0;
    }

    .hamburger {
        display: block;
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-section {
        flex-direction: column-reverse;
        text-align: center;
        min-height: auto;
    }

    .hero-content {
        margin-top: 2rem;
    }

    .description {
        margin: 0 auto 2rem;
    }

    .main-heading {
        font-size: 3rem;
    }

    .sub-heading {
        font-size: 2rem;
    }

    .profile-img {
        max-width: 250px;
    }

    .section-title {
        font-size: 2rem;
    }
}