/* CSS Styles */
:root {
    --primary-color: #3b82f6; /* Brighter, attractive blue */
    --primary-hover: #2563eb;
    --text-main: #1e293b;
    --text-muted: #475569;
    --box-bg: rgba(255, 255, 255, 0.85); /* Semi-transparent white for glass effect */
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    scroll-behavior: smooth;
}

/* Attractive background gradient for the whole page */
body {
    background: linear-gradient(135deg, #e0e7ff 0%, #f3e8ff 50%, #e0f2fe 100%);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Navigation & Hamburger */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    z-index: 1000;
}

.nav-container {
    max-width: 1100px;
    margin: auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.nav-links {
    display: flex;
}

.nav-links a {
    margin-left: 2rem;
    text-decoration: none;
    color: var(--text-muted);
    font-weight: 600;
    transition: color 0.3s;
}

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

.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--text-main);
    margin: 3px 0;
    transition: 0.3s;
}

/* General Layout */
section {
    min-height: 100vh;
    padding: 6rem 2rem 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.container {
    max-width: 1100px;
    margin: auto;
    width: 100%;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-main);
}

.section-subtitle {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

/* Home Section */
#home {
    text-align: center;
}

.profile-container {
    margin-bottom: 2rem;
}

.profile-img {
    width: 200px;
    height: 200px;
    object-fit: cover;
    border-radius: 50%;
    border: 5px solid white;
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

/* The Pop-out Hover Effect */
.profile-img:hover {
    transform: scale(1.1) translateY(-10px);
    box-shadow: 0 20px 30px rgba(0,0,0,0.2);
}

/* CSS Scrolling Name (Marquee alternative) */
.marquee-container {
    overflow: hidden;
    white-space: nowrap;
    width: 100%;
    max-width: 600px;
    margin: 0 auto 1rem;
    position: relative;
}

.marquee-text {
    display: inline-block;
    font-size: 3.5rem;
    animation: scroll-text 10s linear infinite;
}

.marquee-text span {
    color: var(--primary-color);
}

@keyframes scroll-text {
    0% { transform: translateX(100%); }
    100% { transform: translateX(-100%); }
}

#home p {
    font-size: 1.5rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    cursor: pointer;
    text-decoration: none;
    border-radius: 50px;
    font-weight: bold;
    font-size: 1rem;
    transition: transform 0.3s, background-color 0.3s, box-shadow 0.3s;
}

.btn:hover {
    background-color: var(--primary-hover);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(59, 130, 246, 0.4);
}

/* About Section (Experience & Education Boxes) */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.cards-container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.info-box {
    background: var(--box-bg);
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    border: 1px solid rgba(255,255,255,0.5);
    transition: transform 0.3s;
}

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

.info-box h4 {
    font-size: 1.1rem;
    color: var(--text-main);
}

.info-box .date {
    font-size: 0.9rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.mb-2 { margin-bottom: 2rem; }
.mt-2 { margin-top: 2rem; }

/* Skills */
.skills-container {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.skill-tag {
    background: white;
    color: var(--primary-color);
    padding: 0.5rem 1.2rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

/* Projects Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--box-bg);
    padding: 1.5rem;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid rgba(255,255,255,0.5);
    text-align: center;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
}

.project-img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 1rem;
    background-color: #cbd5e1; /* Placeholder background */
}

.project-card h3 {
    margin-bottom: 0.5rem;
}

.project-card p {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.github-link {
    display: inline-block;
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
    border: 2px solid var(--primary-color);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    transition: all 0.3s;
}

.github-link:hover {
    background: var(--primary-color);
    color: white;
}

/* Contact Section */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    background: var(--box-bg);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

.contact-info h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.contact-info p {
    margin-bottom: 2rem;
    color: var(--text-muted);
}

.contact-item {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    font-weight: 500;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-form input, .contact-form textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid #cbd5e1;
    border-radius: 10px;
    font-size: 1rem;
    background: rgba(255,255,255,0.9);
    outline: none;
    transition: border-color 0.3s;
}

.contact-form input:focus, .contact-form textarea:focus {
    border-color: var(--primary-color);
}

footer {
    text-align: center;
    padding: 2rem;
    background: rgba(15, 23, 42, 0.9);
    color: white;
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.appear {
    opacity: 1;
    transform: translateY(0);
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .about-grid, .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .marquee-text {
        font-size: 2.5rem;
    }

    /* Hamburger Menu Styles */
    .menu-toggle {
        display: flex;
    }

    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: white;
        box-shadow: 0 5px 10px rgba(0,0,0,0.1);
        text-align: center;
        padding: 1rem 0;
    }

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

    .nav-links a {
        margin: 1rem 0;
    }
}