:root {
    --bg-color: #0a0a12;
    --card-bg: #161625;
    --text-primary: #e0e0e0;
    --text-secondary: #a0a0b0;
    --accent-color: #007bff;
    --accent-hover: #0056b3;
    --neon-glow: 0 0 10px rgba(0, 123, 255, 0.5);

    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    --transition: all 0.3s ease;
}

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

button {
    cursor: pointer;
}

html {
    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;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(10, 10, 18, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    font-family: var(--font-heading);
    letter-spacing: 1px;
}

.logo .dot {
    color: var(--accent-color);
}

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

.nav-links a {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--accent-color);
}

.btn-primary {
    background-color: var(--accent-color);
    color: white !important;
    padding: 0.5rem 1.5rem;
    border-radius: 4px;
    font-weight: 600;
    box-shadow: var(--neon-glow);
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
}

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

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    background-color: var(--text-primary);
    transition: var(--transition);
}

.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 80px;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-subtitle {
    font-family: var(--font-heading);
    color: var(--accent-color);
    font-size: 1.2rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    line-height: 1.1;
}

.hero-role {
    font-size: 2rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.hero-description {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
    max-width: 500px;
}

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

.btn {
    padding: 0.8rem 2rem;
    border-radius: 4px;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
}

.btn-secondary {
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
}

.btn-secondary:hover {
    background: rgba(0, 123, 255, 0.1);
}

.hero-visual {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.glow-sphere {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, var(--accent-color) 0%, transparent 70%);
    opacity: 0.2;
    filter: blur(40px);
    animation: pulse 4s infinite alternate;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 0.2;
    }

    100% {
        transform: scale(1.2);
        opacity: 0.4;
    }
}

.section {
    padding: 5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin-bottom: 3rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 4px;
    background-color: var(--accent-color);
    border-radius: 2px;
}

.container {
    max-width: 100%;
}

.about-content {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.about-content p {
    margin-bottom: 1.5rem;
}

.about-content strong {
    color: var(--text-primary);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.skill-category {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
}

.skill-category:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border-color: rgba(0, 123, 255, 0.3);
}

.skill-category h3 {
    margin-bottom: 1.5rem;
    font-family: var(--font-heading);
    display: flex;
    align-items: center;
    gap: 10px;
}

.skill-category h3 i {
    color: var(--accent-color);
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.skill-tags span {
    background: rgba(255, 255, 255, 0.05);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--text-primary);
    border: 1px solid transparent;
    transition: var(--transition);
}

.skill-tags span:hover {
    border-color: var(--accent-color);
    background: rgba(0, 123, 255, 0.1);
}

.timeline {
    position: relative;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: rgba(255, 255, 255, 0.1);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -2.35rem;
    /* Adjust based on padding + width */
    top: 0.5rem;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--accent-color);
    box-shadow: 0 0 0 4px rgba(0, 123, 255, 0.2);
}

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

.timeline-content h3 {
    font-size: 1.4rem;
    margin-bottom: 0.2rem;
}

.timeline-content h4 {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-weight: 500;
}

.timeline-content ul {
    list-style-type: disc;
    margin-left: 1.5rem;
    color: var(--text-secondary);
}

.timeline-content li {
    margin-bottom: 0.5rem;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--card-bg);
    padding: 2.5rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.project-header h3 {
    font-size: 1.4rem;
    margin-right: 1rem;
}

.project-date {
    font-size: 0.85rem;
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.05);
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    white-space: nowrap;
}

.tech-stack-mini {
    margin-top: 1rem;
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tech-stack-mini span {
    font-size: 0.8rem;
    background: rgba(0, 123, 255, 0.1);
    color: var(--accent-color);
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    border: 1px solid rgba(0, 123, 255, 0.2);
}

.project-card p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    flex-grow: 1;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: auto;
}

.project-tags span {
    font-size: 0.85rem;
    color: var(--accent-color);
}

.contact-section {
    text-align: center;
    padding-bottom: 8rem;
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.contact-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.2rem;
    padding: 1rem 2rem;
    background: var(--card-bg);
    border-radius: 50px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.contact-btn:hover {
    border-color: var(--accent-color);
    background: rgba(0, 123, 255, 0.1);
    color: var(--accent-color);
}

.location {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

footer {
    background: #050508;
    padding: 2rem;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .hero-section {
        flex-direction: column-reverse;
        text-align: center;
        padding-top: 120px;
    }

    .hero-content {
        margin-top: 3rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .nav-links {
        display: none;
    }

    .hamburger {
        display: block;
    }

    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--card-bg);
        padding: 2rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
}