:root {
    --primary: #3B82F6;
    --primary-light: #93C5FD;
    --primary-dark: #2563EB;
    --secondary: #F0F9FF;
    --text-dark: #1E293B;
    --text-light: #64748B;
    --white: #FFFFFF;
    --light-bg: #F8FAFC;
    --accent: #DBEAFE;
}

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

body {
    background-color: var(--white);
    color: var(--text-dark);
    font-family: 'Inter', sans-serif;
    scroll-behavior: smooth;
    overflow-x: hidden;
    line-height: 1.6;
}

section {
    padding: 5rem 1rem;
}

/* Header */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: var(--white);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

header.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
}

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

.logo span {
    color: var(--text-light);
}

.navbar {
    display: flex;
    gap: 2rem;
    align-items: center;
    list-style: none;
}

.navbar li a {
    color: var(--text-light);
    font-size: 1rem;
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: color 0.3s ease;
}

.navbar li a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background-color: var(--primary);
    left: 0;
    bottom: -4px;
    transition: width 0.3s ease;
}

.navbar li a:hover,
.navbar li a:focus {
    color: var(--primary);
}

.navbar li a:hover::after,
.navbar li a:focus::after {
    width: 100%;
}

.menu-icon {
    display: none;
    font-size: 1.5rem;
    color: var(--primary);
    cursor: pointer;
}

/* Home Section */
.home {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--secondary) 0%, var(--white) 100%);
    padding: 2rem;
    margin-top: 4rem;
}

.home-content {
    display: flex;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    width: 100%;
    flex-wrap: wrap;
}

.home-img img {
    max-width: 280px;
    width: 100%;
    height: auto;
    aspect-ratio: 1/1;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--white);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.home-text span {
    color: var(--primary);
    font-weight: 500;
    font-size: 1.2rem;
}

.home-text h1 {
    font-size: 3rem;
    font-weight: 700;
    margin: 0.5rem 0;
    color: var(--text-dark);
    line-height: 1.2;
}

.home-text h1 .wrap {
    font-size: inherit;
    font-weight: inherit;
    color: inherit;
}

.home-text h2 {
    font-size: 1.5rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.home-text p {
    max-width: 500px;
    color: var(--text-light);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.social {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
    /* justify-content: center; */
}

.social a {
    color: var(--text-light);
    font-size: 1.5rem;
    transition: transform 0.3s ease, color 0.3s ease;
}

.social a:hover,
.social a:focus {
    color: var(--primary);
    transform: translateY(-3px);
    outline: none;
}

.social a:focus {
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.3);
}

.btn {
    display: inline-block;
    padding: 0.75rem 2rem;
    background-color: var(--primary);
    color: var(--white);
    border-radius: 50px;
    font-weight: 500;
    text-decoration: none;
    text-align: center;
    box-shadow: 0 4px 6px rgba(59, 130, 246, 0.3);
    transition: background-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

.btn:hover,
.btn:focus {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 6px 10px rgba(59, 130, 246, 0.4);
    outline: none;
}

.btn:focus {
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.3);
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

.btn-outline:hover,
.btn-outline:focus {
    background-color: var(--primary);
    color: var(--white);
    transform: translateY(-3px);
}

/* Heading */
.heading {
    text-align: center;
    margin-bottom: 4rem;
}

.heading h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-dark);
    position: relative;
    display: inline-block;
    margin-bottom: 1rem;
}

.heading h2::after {
    content: '';
    position: absolute;
    width: 50%;
    height: 4px;
    background-color: var(--primary);
    bottom: -10px;
    left: 25%;
    border-radius: 2px;
}

.heading span {
    font-size: 1.2rem;
    color: var(--text-light);
    display: block;
    margin-top: 1rem;
}

/* About Section */
.about {
    background-color: var(--white);
}

.about-container {
    display: flex;
    gap: 4rem;
    max-width: 1200px;
    margin: 0 auto;
    align-items: center;
}

.about-img img {
    max-width: 350px; /* Mobile */
    width: 100%;
    border-radius: 1rem;
    object-fit: cover;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.about-text p {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.8;
}

/* Desktop adjustments */
@media (min-width: 1024px) {
    .about-img img {
        max-width: 380px; /* Larger image for desktop */
    }
    .about-text {
        max-width: 600px; /* Wider text area for desktop */
    }
}

.information {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.info-box {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--text-dark);
    font-size: 1.1rem;
}

.info-box i {
    font-size: 1.5rem;
    color: var(--primary);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--accent);
    border-radius: 50%;
}

.info-box a {
    color: var(--text-dark);
    text-decoration: none;
    transition: color 0.3s ease;
}

.info-box a:hover,
.info-box a:focus {
    color: var(--primary);
}

/* Skills Section */
.skills {
    background-color: var(--light-bg);
}

.skills-container {
    display: flex;
    gap: 4rem;
    max-width: 1200px;
    margin: 0 auto;
    align-items: center;
}

.bars {
    width: 100%;
}

.bars-box {
    margin-bottom: 2rem;
}

.bars-box h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
    display: flex;
    justify-content: space-between;
}

.light-bar {
    width: 100%;
    height: 10px;
    background-color: var(--secondary);
    border-radius: 5px;
    overflow: hidden;
}

.percent-bar {
    height: 10px;
    background: linear-gradient(90deg, var(--primary-light), var(--primary));
    border-radius: 5px;
    transition: width 1.5s cubic-bezier(0.165, 0.84, 0.44, 1);
}

/* Services Section */
.services {
    background-color: var(--white);
}

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

.services-box {
    background-color: var(--white);
    padding: 2.5rem 2rem;
    border-radius: 1rem;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    POSITION: relative;
    overflow: hidden;
    z-index: 1;
}

.services-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 0;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    transition: height 0.5s ease;
    z-index: -1;
    border-radius: 1rem;
}

.services-box:hover::before {
    height: 100%;
}

.services-box:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.services-box:hover i,
.services-box:hover h3,
.services-box:hover p {
    color: var(--white);
}

.services-box:hover .btn-outline {
    color: var(--white);
    border-color: var(--white);
}

.services-box:hover .btn-outline:hover,
.services-box:hover .btn-outline:focus {
    background-color: var(--white);
    color: var(--primary);
}

.services-box i {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
    transition: color 0.3s ease;
}

.services-box h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
    transition: color 0.3s ease;
}

.services-box p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    transition: color 0.3s ease;
}

/* Portfolio Section */
.portfolio {
    background-color: var(--light-bg);
}

.portfolio-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.project-item {
    background-color: var(--white);
    border-radius: 1rem;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.project-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.project-img {
    position: relative;
    overflow: hidden;
    width: 100%;
}

.project-img img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: transform 0.5s ease;
    display: block;
}

.project-item:hover img {
    transform: scale(1.05);
}

.project-content {
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.project-content h3 {
    font-size: 1.2rem;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

.project-content p {
    color: var(--text-light);
    margin-bottom: 1.25rem;
    font-size: 0.95rem;
    flex-grow: 1;
}

.project-content .btn {
    align-self: flex-start;
    padding: 0.6rem 1.5rem;
    font-size: 0.95rem;
}

/* Mobile-specific improvements */
@media (max-width: 768px) {
    .portfolio-content {
        grid-template-columns: 1fr;
        max-width: 450px;
        padding: 0 1rem;
    }
    
    .project-item {
        margin-bottom: 0.5rem;
    }
    
    .project-img img {
        height: 200px;
    }
    
    .project-content {
        text-align: left;
        padding: 1.25rem;
    }
    
    .project-content .btn {
        align-self: center;
        width: 100%;
    }
}

@media (max-width: 576px) {
    .project-img img {
        height: 180px;
    }
    
    .project-content h3 {
        font-size: 1.1rem;
    }
    
    .project-content p {
        font-size: 0.9rem;
        margin-bottom: 1rem;
    }
}

/* Contact Section */
.contact {
    background-color: var(--white);
}

.contact-container {
    display: flex;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

.contact-info {
    flex: 1;
}

.contact-info h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.contact-info p {
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

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

.contact-details-item i {
    font-size: 1.5rem;
    color: var(--primary);
    margin-top: 0.25rem;
}

.contact-details-text h4 {
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
    color: var(--text-dark);
}

.contact-details-text p {
    color: var(--text-light);
}

.contact-form {
    flex: 1;
    background-color: var(--white);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.contact-form form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 1rem;
    background-color: var(--secondary);
    border: none;
    border-radius: 0.5rem;
    color: var(--text-dark);
    font-size: 1rem;
    transition: box-shadow 0.3s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.3);
}

.contact-form textarea {
    resize: vertical;
    min-height: 150px;
}

.contact-form .btn {
    align-self: flex-start;
}

/* Footer */
.footer {
    background-color: var(--secondary);
    padding: 4rem 2rem 2rem;
    text-align: center;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

.footer h2 {
    font-size: 1.8rem;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.footer-social a {
    color: var(--text-light);
    font-size: 1.5rem;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--white);
    border-radius: 50%;
    transition: transform 0.3s ease, background-color 0.3s ease, color 0.3s ease;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.footer-social a:hover,
.footer-social a:focus {
    transform: translateY(-5px);
    background-color: var(--primary);
    color: var(--white);
}

.copyright {
    padding: 1.5rem;
    text-align: center;
    color: var(--text-light);
    background-color: var(--white);
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.back-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: var(--primary);
    color: var(--white);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 1.5rem;
    transition: transform 0.3s ease, background-color 0.3s ease;
    cursor: pointer;
    z-index: 900;
    opacity: 0;
    visibility: hidden;
    box-shadow: 0 4px 6px rgba(59, 130, 246, 0.3);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover,
.back-to-top:focus {
    background-color: var(--primary-dark);
    transform: translateY(-5px);
    box-shadow: 0 6px 10px rgba(59, 130, 246, 0.4);
}

/* Responsive */
@media (max-width: 1024px) {
    .home-content, .about-container, .skills-container {
        gap: 2rem;
    }
    .home-text h1 {
        font-size: 2.5rem;
    }
    .about-img img {
        max-width: 300px;
    }
}

@media (max-width: 991px) {
    section {
        padding: 4rem 1rem;
    }
    .home-content, .about-container, .skills-container, .contact-container {
        flex-direction: column;
        text-align: center;
    }
    .social {
        justify-content: center;
    }
    .information {
        align-items: center;
    }
    .services-box, .project-item {
        max-width: 400px;
        margin: 0 auto;
    }
    .project-item {
        text-align: center;
    }
}

@media (max-width: 768px) {
    header {
        padding: 1rem 1.5rem;
    }
    .navbar {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        display: none;
        flex-direction: column;
        background-color: var(--white);
        box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
        padding: 1.5rem;
        gap: 1.5rem;
    }
    .navbar.open {
        display: flex;
    }
    .menu-icon {
        display: block;
    }
    .contact-details-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}

@media (max-width: 576px) {
    .home {
        padding: 1.5rem;
        margin-top: 3.5rem;
    }
    .home-text h1 {
        font-size: 2rem;
    }
    .home-text h2 {
        font-size: 1.2rem;
    }
    .home-text p {
        font-size: 1rem;
    }
    .home-img img {
        max-width: 180px;
    }
    .about-img img {
        max-width: 250px;
    }
    .heading h2 {
        font-size: 2rem;
    }
}