:root {
    --primary-color: #00d4ff; /* Neon Cyan */
    --secondary-color: #7928ca; /* Purple */
    --bg-color: #0d1117; /* Very Dark Blue/Black */
    --bg-darker: #010409;
    --text-color: #e6edf3;
    --text-muted: #8b949e;
    --glass-bg: rgba(22, 27, 34, 0.7);
    --glass-border: rgba(240, 246, 252, 0.1);
    --card-hover: rgba(56, 139, 253, 0.15);
    --transition: all 0.3s ease;
    --font-main: 'Outfit', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Background Glow Effect */
.background-glow {
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 50% 50%, rgba(0, 212, 255, 0.1), transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(121, 40, 202, 0.15), transparent 40%);
    z-index: -1;
    pointer-events: none;
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    color: #fff;
    margin-bottom: 1rem;
}

h1 { font-size: 3.5rem; line-height: 1.2; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.5rem; }
p { color: var(--text-muted); margin-bottom: 1rem; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }

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

.section {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.bg-darker {
    background-color: var(--bg-darker);
}

.btn-primary, .btn-secondary {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary {
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(121, 40, 202, 0.4);
}

.btn-secondary {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    margin-left: 1rem;
}

.btn-secondary:hover {
    background: rgba(0, 212, 255, 0.1);
    transform: translateY(-3px);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(13, 17, 23, 0.85); /* Slightly transparent */
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    border-bottom: 1px solid var(--glass-border);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
}

.logo span {
    color: var(--primary-color);
    font-size: 2rem;
    line-height: 0;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    font-weight: 500;
}

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

.nav-links .btn-primary {
    padding: 0.6rem 1.5rem;
}

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 2rem;
}

.hero-content .greeting {
    color: var(--primary-color);
    font-size: 1.2rem;
    font-weight: 600;
    display: block;
    margin-bottom: 0.5rem;
}

.typewriter {
    color: var(--secondary-color);
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1.5rem;
}

.hero-btns {
    margin-top: 2rem;
    margin-bottom: 2rem;
}

.social-links {
    display: flex;
    gap: 1.5rem;
}

.social-links a {
    font-size: 1.5rem;
    color: var(--text-muted);
}

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

.hero-image {
    display: flex;
    justify-content: center;
    position: relative;
}

.image-wrapper {
    width: 400px;
    height: 400px;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid var(--glass-border);
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.2);
    position: relative;
}

.image-wrapper::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(45deg, rgba(0, 212, 255, 0.2), transparent);
    z-index: 1;
}

.image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Glass Card */
.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(5px);
    border-radius: 16px;
    padding: 2rem;
    transition: var(--transition);
}

.glass-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

/* About Grid */
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin-top: 2rem;
    font-size: 0.95rem;
}

.info-grid div {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-color);
}

.info-grid strong {
    color: var(--primary-color);
}

/* Timeline */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::after {
    content: '';
    position: absolute;
    width: 2px;
    background: var(--glass-border);
    top: 0;
    bottom: 0;
    left: 20px; /* Aligned left for easier mobile conversion, centered in desktop via media query if needed */
}

.timeline-item {
    position: relative;
    padding-left: 50px;
    margin-bottom: 2rem;
}

.timeline-dot {
    position: absolute;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--primary-color);
    left: 13px;
    top: 20px;
    z-index: 2;
    box-shadow: 0 0 10px var(--primary-color);
}

.timeline-content .date {
    display: inline-block;
    padding: 0.2rem 0.8rem;
    background: rgba(121, 40, 202, 0.2);
    border-radius: 20px;
    color: var(--primary-color);
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
}

.timeline-content ul {
    margin-top: 1rem;
    padding-left: 1.2rem;
}

.timeline-content li {
    list-style-type: disc;
    margin-bottom: 0.5rem;
    color: var(--text-muted);
}

/* Education Grid */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.card {
    text-align: center;
}

.card-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.grade {
    font-weight: 700;
    color: white;
    margin-top: 0.5rem;
}

/* Skills */
.skill-category {
    margin-bottom: 2rem;
}

.skill-category h3 {
    font-size: 1.2rem;
    color: var(--text-color);
    border-left: 4px solid var(--secondary-color);
    padding-left: 1rem;
    margin-bottom: 1rem;
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.tags span {
    background: rgba(255, 255, 255, 0.05);
    padding: 0.5rem 1.2rem;
    border-radius: 6px;
    font-size: 0.9rem;
    border: 1px solid var(--glass-border);
    transition: var(--transition);
}

.tags span:hover {
    background: rgba(0, 212, 255, 0.1);
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.tags.outline span {
    background: transparent;
    border: 1px solid var(--text-muted);
}

/* Contact */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    padding: 3rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

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

.contact-form .form-group {
    margin-bottom: 1.5rem;
}

.contact-form input, .contact-form textarea {
    width: 100%;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: white;
    font-family: inherit;
    transition: var(--transition);
}

.contact-form input:focus, .contact-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(0, 0, 0, 0.5);
}

/* Footer */
footer {
    padding: 2rem 0;
    text-align: center;
    border-top: 1px solid var(--glass-border);
    background: var(--bg-darker);
}

/* Animations */
.fade-in { animation: fadeIn 1s ease forwards; }
.fade-in-right { animation: fadeInRight 1s ease forwards; }
.fade-up { transform: translateY(30px); transition: all 0.6s ease; }
.fade-up.visible { transform: translateY(0); }


@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes fadeInRight { from { opacity: 0; transform: translateX(50px); } to { opacity: 1; transform: translateX(0); } }

/* Responsive */
@media (max-width: 768px) {
    .hero-container { grid-template-columns: 1fr; text-align: center; }
    .hero-image { order: -1; margin-bottom: 2rem; }
    .image-wrapper { width: 250px; height: 250px; }
    .contact-wrapper { grid-template-columns: 1fr; padding: 1.5rem; }
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background: var(--bg-darker);
        flex-direction: column;
        justify-content: center;
        transition: var(--transition);
        box-shadow: -5px 0 15px rgba(0,0,0,0.5);
    }
    .nav-links.active { right: 0; }
    .hamburger { display: block; z-index: 1001; }
    .hamburger span {
        display: block; width: 25px; height: 3px; background: white; margin: 5px; transition: var(--transition);
    }
    h1 { font-size: 2.5rem; }
    .timeline::after { left: 20px; }
    .timeline-item { padding-left: 50px; }
}