:root {
    /* Color Palette */
    --bg-color: #0d1117;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --accent-color: #58a6ff;
    --accent-hover: #1f6feb;
    --glass-bg: rgba(22, 27, 34, 0.6);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    
    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

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

/* Background Video */
.bg-video {
    position: fixed;
    right: 0;
    bottom: 0;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    z-index: -2;
    object-fit: cover;
}

.video-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(13, 17, 23, 0.75);
    z-index: -1;
}

/* Utility Classes */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 100px 0;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    text-align: center;
    background: linear-gradient(135deg, #e6edf3 0%, #8b949e 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.subsection-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--accent-color);
}

.text-center { text-align: center; }
.mt-4 { margin-top: 2rem; }

/* Glassmorphism Classes */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: var(--glass-shadow);
}

.card {
    padding: 2rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px 0 rgba(88, 166, 255, 0.15);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(13, 17, 23, 0.85);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
    border-bottom: 1px solid var(--glass-border);
}

.nav-content {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-primary);
    text-decoration: none;
}

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

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    font-size: 0.95rem;
}

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

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 1.8rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-family: var(--font-heading);
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: var(--accent-color);
    color: #0d1117;
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    box-shadow: 0 0 15px rgba(88, 166, 255, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.05);
    border-color: var(--text-secondary);
}

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

/* Image Layout Grids */
.hero-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    align-items: center;
}

.glass-img img {
    width: 100%;
    border: none;
    box-shadow: none;
    transition: transform 0.4s ease, filter 0.4s ease;
    object-fit: cover;
    -webkit-mask-image: radial-gradient(ellipse at center, rgba(0,0,0,1) 50%, rgba(0,0,0,0) 100%);
    mask-image: radial-gradient(ellipse at center, rgba(0,0,0,1) 50%, rgba(0,0,0,0) 100%);
    filter: opacity(0.9);
}

.glass-img img:hover {
    transform: scale(1.03);
}

.hero-image {
    text-align: right;
}

.experience-layout {
    display: grid;
    grid-template-columns: 1fr 2.5fr;
    gap: 3rem;
    align-items: stretch;
}

.experience-image {
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-layout {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 2rem;
    align-items: center;
    padding: 2rem;
}

.contact-card {
    padding-left: 1.5rem;
}

.hero-text {
    position: relative;
    z-index: 2;
}

.hero-quote {
    font-family: var(--font-body);
    font-size: 1.15rem;
    font-style: italic;
    color: var(--text-primary);
    margin: 2rem 0 2.5rem 0;
    padding: 1.2rem 1.5rem;
    border-left: 4px solid var(--accent-color);
    background: rgba(22, 27, 34, 0.4);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-radius: 0 12px 12px 0;
    max-width: 650px;
    line-height: 1.6;
    border-top: 1px solid rgba(255,255,255,0.05);
    border-right: 1px solid rgba(255,255,255,0.05);
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.hero-quote span {
    display: block;
    margin-top: 0.6rem;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--accent-color);
    font-style: normal;
}

.hero-text .greeting {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.hero-text .name {
    font-family: var(--font-heading);
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #ffffff 0%, #8b949e 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-text .name .degrees {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    font-weight: 500;
    color: var(--text-secondary);
    margin-left: 0;
    margin-top: 0.8rem;
    -webkit-text-fill-color: var(--text-secondary); /* Override transparent fill */
    display: block;
}

.hero-text .name .overline {
    text-decoration: overline;
    text-decoration-color: var(--accent-color);
    text-decoration-thickness: 2px;
}


.hero-text .title {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    color: var(--text-secondary);
    font-weight: 600;
    margin-bottom: 2rem;
}

.hero-text .objective {
    font-size: 1.1rem;
    max-width: 600px;
    margin-bottom: 2.5rem;
    color: var(--text-secondary);
}

.cta-buttons {
    display: flex;
    gap: 1rem;
}

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

.timeline::before {
    content: '';
    position: absolute;
    width: 2px;
    background: var(--glass-border);
    top: 0;
    bottom: 0;
    left: 20px;
}

.timeline-item {
    position: relative;
    padding-left: 60px;
    margin-bottom: 2.5rem;
}

.timeline-item:last-child { margin-bottom: 0; }

.timeline-dot {
    position: absolute;
    width: 16px;
    height: 16px;
    background: var(--accent-color);
    border-radius: 50%;
    left: 13px;
    top: 30px;
    box-shadow: 0 0 10px rgba(88, 166, 255, 0.5);
}

.timeline-content h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
    color: #fff;
}

.timeline-content h4 {
    font-weight: 500;
    color: var(--accent-color);
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.timeline-content .date {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Grid Layouts */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

/* Experience Cards */
.experience-card h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    color: #fff;
}

.experience-card h4 {
    font-weight: 500;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.experience-card .date {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.task-list {
    list-style: none;
    margin-left: 0;
}

.task-list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.8rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.task-list li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--accent-color);
}

.card-header {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.icon-accent {
    font-size: 2rem;
    color: var(--accent-color);
}

.full-width {
    width: 100%;
}

.skills-organized {
    max-width: 950px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.skill-row {
    display: flex;
    align-items: center;
    padding: 1.5rem 2.5rem;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.skill-row:hover {
    transform: translateX(5px);
    border-color: rgba(88, 166, 255, 0.4);
}

.skill-name {
    flex: 0 0 35%;
    font-family: var(--font-heading);
    font-size: 1.25rem;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 1rem;
    border-right: 1px solid rgba(255,255,255,0.1);
    padding-right: 2rem;
}

.skill-name i {
    color: var(--accent-color);
    font-size: 1.5rem;
}

.skill-items {
    flex: 1;
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem 1.5rem;
    padding-left: 2.5rem;
}

.skill-items li {
    font-size: 0.95rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.skill-items li i {
    color: var(--accent-color);
    font-size: 0.8rem;
    opacity: 0.7;
}

/* Achievements List */
.list-card h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.list-card h3 i {
    color: var(--accent-color);
}

.styled-list {
    list-style: none;
}

.styled-list li {
    padding: 1rem 0;
    border-bottom: 1px solid var(--glass-border);
    color: var(--text-secondary);
}

.styled-list li:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.styled-list li strong {
    color: var(--text-primary);
}

/* Contact */
.contact-card {
    max-width: 700px;
    margin: 0 auto;
    padding: 3rem;
}

.contact-desc {
    margin-bottom: 2rem;
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 400px;
    margin: 0 auto;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.3s ease;
}

.contact-item i {
    color: var(--accent-color);
    font-size: 1.2rem;
}

.contact-item:hover {
    background: rgba(88, 166, 255, 0.1);
    border-color: rgba(88, 166, 255, 0.3);
    transform: translateY(-2px);
}

.address {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Footer */
footer {
    padding: 3rem 0;
    margin-top: 4rem;
    border-top: 1px solid var(--glass-border);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Media Queries */
@media (max-width: 992px) {
    .grid-2 {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--glass-bg);
        backdrop-filter: blur(15px);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        text-align: center;
        border-bottom: 1px solid var(--glass-border);
    }

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

    .hamburger {
        display: block;
    }

    .hero-text .name {
        font-size: 2.5rem;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .btn {
        text-align: center;
    }
    
    .timeline::before {
        left: 0;
    }
    
    .timeline-item {
        padding-left: 30px;
    }
    
    .timeline-dot {
        left: -8px;
    }

    .skill-row {
        flex-direction: column;
        align-items: flex-start;
        padding: 1.5rem;
        gap: 1.5rem;
    }
    
    .skill-name {
        flex: 1;
        border-right: none;
        border-bottom: 1px solid rgba(255,255,255,0.1);
        padding-right: 0;
        padding-bottom: 1.2rem;
        width: 100%;
    }
    
    .skill-items {
        padding-left: 0;
        flex-direction: column;
        gap: 0.8rem;
    }
}