:root {
    --primary-bg: #ae21a395;
    --accent-color: #A239CA;
    --text-color: #F0F0F0;
    --hover-color: #39FF14;
    --header-height: 80px;
    --light-bg: #282c34;
}

/* General Styles */
html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: black;
    color: var(--text-color);
    margin: 0;
    line-height: 1.6;
    overflow-x: hidden;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

/* Loading Screen */
.loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #000;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease-in-out;
}

.loading.hidden {
    opacity: 0;
    pointer-events: none;
}

.loading-animation {
    width: 100px;
    height: 100px;
    border: 5px solid var(--light-bg);
    border-radius: 50%;
    border-top-color: var(--hover-color);
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* Header and Navigation */
.header {
    background-color: var(--primary-bg);
    color: var(--text-color);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    height: var(--header-height);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    height: 100%;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
}

.navigation {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 20px;
}

.nav-list a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.hamburger-menu {
    display: none;
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero-section {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    height: 100vh;
    padding: 0 20px;
    position: relative;
}

.hero-content {
    padding-top: var(--header-height);
}

.hero-section h2 {
    font-size: 3rem;
    margin: 10px 0;
}

.hero-section p {
    font-size: 1.2rem;
}

.typing-text {
    color: var(--hover-color);
    font-weight: 600;
}

.hero-buttons {
    margin-top: 30px;
    display: flex;
    gap: 20px;
    justify-content: center;
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    border: 2px solid var(--accent-color);
    border-radius: 5px;
    color: var(--text-color);
    text-decoration: none;
    font-weight: bold;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.btn:hover {
    background-color: var(--accent-color);
    color: black;
}

.social-icons {
    position: absolute;
    bottom: 20px;
    left: 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

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

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

/* Section Styling */
main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 50px;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--hover-color);
    border-radius: 2px;
}

section {
    padding: 100px 0;
}

/* About Section */
.about-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.about-image {
    flex: 1;
    min-width: 250px;
    text-align: center;
}

.about-image img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
}

.about-content {
    flex: 2;
    min-width: 300px;
}

.about-content h3 {
    color: var(--accent-color);
    font-size: 1.8rem;
}

/* Experience and Education Sections */
.experience-container,
.education-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.experience-item,
.education-item {
    background-color: var(--light-bg);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
}

.experience-item:hover,
.education-item:hover {
    transform: translateY(-5px);
}

.experience-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 5px;
}

.experience-item h4,
.education-item h4 {
    color: var(--hover-color);
    margin: 0;
}

.company-logo {
    width: 50px;
    height: 50px;
    object-fit: contain;
    border-radius: 5px;
}

.experience-item .company,
.education-item .institution {
    font-style: italic;
    margin: 0;
}

.experience-item .duration,
.education-item .duration {
    font-size: 0.9rem;
    color: #aaa;
    margin: 0;
}

.experience-item ul {
    margin-top: 10px;
    padding-left: 20px;
}

.experience-item li {
    margin-bottom: 5px;
}

/* Skills Section */
.skills-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 30px;
    justify-items: center;
}

.skill-box {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 180px;
    height: 180px;
    background-color: var(--light-bg);
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
    text-align: center;
    overflow: hidden;
}

.skill-box:hover {
    transform: translateY(-5px);
}

.skill-box:hover .skill-info {
    opacity: 0;
    visibility: hidden;
}

.skill-info {
    transition: opacity 0.3s ease, visibility 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.skill-info img {
    width: 60px;
    height: 60px;
    margin-bottom: 10px;
}

.skill-info span {
    font-weight: 600;
}

.skill-circle-container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 150px;
    height: 150px;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.skill-box:hover .skill-circle-container {
    opacity: 1;
}

.skill-circle-background {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 5px solid rgba(255, 255, 255, 0.1);
}

.skill-circle-progress {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 5px solid transparent;
    border-top-color: var(--hover-color);
    transform: rotate(-90deg);
    transition: transform 0.5s ease-in-out;
}

.skill-percentage {
    position: absolute;
    font-weight: bold;
    color: var(--hover-color);
    font-size: 1.2rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.skill-box:hover .skill-percentage {
    opacity: 1;
}

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

.project-card {
    background-color: var(--light-bg);
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    text-decoration: none; /* Add this to remove underline on links */
    color: inherit;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4);
}

.project-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.project-card h3 {
    padding: 15px;
    margin: 0;
    color: var(--accent-color);
}

.project-card p {
    padding: 0 15px 15px;
    margin: 0;
}

.iframe-wrapper {
    position: relative;
    width: 100%;
    padding-top: 66.66%; /* Maintain a 3:2 aspect ratio (250/400) */
    overflow: hidden;
    border-bottom-left-radius: 10px;
    border-bottom-right-radius: 10px;
}

.iframe-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}


/* Contact Section */
.contact-container {
    display: flex;
    gap: 50px;
    flex-wrap: wrap;
    justify-content: center;
}

.contact-form-container,
.contact-details {
    flex: 1;
    min-width: 300px;
    background-color: var(--light-bg);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.contact-form-container h3,
.contact-details h3 {
    color: var(--hover-color);
    margin-top: 0;
}

.contact-form-container form {
    display: flex;
    flex-direction: column;
}

.contact-form-container input,
.contact-form-container textarea {
    padding: 12px;
    margin-bottom: 15px;
    border: 1px solid #555;
    background-color: #333;
    color: var(--text-color);
    border-radius: 5px;
    font-size: 1rem;
}

.contact-form-container input:focus,
.contact-form-container textarea:focus {
    outline: none;
    border-color: var(--hover-color);
    box-shadow: 0 0 5px var(--hover-color);
}

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

.buttons {
    display: flex;
    gap: 10px;
}

.send-button, .reset-button {
    padding: 12px 24px;
    border: none;
    border-radius: 5px;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.send-button {
    background-color: var(--hover-color);
    color: black;
}

.reset-button {
    background-color: #555;
    color: var(--text-color);
}

.send-button:hover {
    background-color: #2eef0f;
}

.reset-button:hover {
    background-color: #777;
}

.contact-details .contact-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 15px;
}

.contact-details .contact-item i {
    font-size: 1.2rem;
    padding-top: 3px;
}

.contact-details p {
    margin: 0;
}

.contact-details p strong {
    font-size: 1.1rem;
}

.contact-details a {
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-details a:hover {
    color: var(--hover-color);
}

/* Footer */
.footer {
    background-color: var(--primary-bg);
    padding: 20px;
    text-align: center;
}

/* Scroll-to-top Button */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--accent-color);
    color: var(--text-color);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    text-decoration: none;
    transition: opacity 0.3s ease, transform 0.3s ease;
    opacity: 0;
    visibility: hidden;
}

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

.scroll-top:hover {
    transform: scale(1.1);
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-content {
        padding: 0 15px;
    }

    .logo {
        font-size: 1.2rem;
    }

    .hamburger-menu {
        display: block;
    }

    .navigation .nav-list {
        display: none;
        flex-direction: column;
        position: absolute;
        top: var(--header-height);
        left: 0;
        width: 100%;
        background-color: var(--primary-bg);
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        text-align: center;
        padding: 10px 0;
        gap: 0;
    }

    .navigation .nav-list.active {
        display: flex;
    }

    .navigation .nav-list li {
        width: 100%;
    }

    .navigation .nav-list a {
        display: block;
        padding: 15px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .hero-section h2 {
        font-size: 2rem;
    }

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

    .social-icons {
        flex-direction: row;
        width: 100%;
        justify-content: center;
        gap: 30px;
        left: 0;
    }

    .about-container {
        flex-direction: column;
        text-align: center;
    }

    .about-image {
        margin-bottom: 20px;
    }
}

@media (max-width: 480px) {
    .hero-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        box-sizing: border-box;
    }

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