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

:root {
    --primary-color: #6366f1;
    --secondary-color: #8b5cf6;
    --accent-color:  #ec4899;
    --success-color: #10b981;
    --info-color: #3b82f6;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --dark-bg: #0f172a;
    --darker-bg: #020617;
    --card-bg: #1e293b;
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --border-color: #334155;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family:  'Poppins', sans-serif;
    background-color: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    padding: 1rem 0;
}

.nav-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

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

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

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
}

/* Hero Section */
.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap:  3rem;
    align-items:  center;
    padding: 8rem 0 4rem;
    margin-top: 60px;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    line-height: 1.2;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color), var(--accent-color));
    -webkit-background-clip:  text;
    -webkit-text-fill-color: transparent;
}

.subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.tagline {
    font-size:  1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.btn {
    padding: 0.875rem 2rem;
    border: none;
    border-radius: 0.5rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

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

.btn-secondary:hover {
    background:  rgba(99, 102, 241, 0.1);
}

.hero-stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.stat {
    background: var(--card-bg);
    padding: 2rem;
    border-radius:  1rem;
    border: 1px solid var(--border-color);
    text-align: center;
    transition: all 0.3s ease;
}

.stat:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
}

.stat h3 {
    font-size: 2. 5rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat p {
    color: var(--text-secondary);
}

@media (max-width: 768px) {
    .hero {
        grid-template-columns:  1fr;
        padding: 6rem 0 2rem;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .subtitle {
        font-size: 1.2rem;
    }

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

/* About Section */
.about {
    padding: 4rem 0;
    border-top: 1px solid var(--border-color);
}

.about h2,
.experience h2,
.projects h2,
.skills h2,
.statistics h2,
.contact h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.about-text h3 {
    font-size: 1.5rem;
    margin:  1.5rem 0 1rem;
    color: var(--primary-color);
}

.about-text p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.timeline {
    list-style: none;
    margin:  1rem 0;
}

.timeline li {
    margin-bottom: 1. 5rem;
    padding-left: 1.5rem;
    border-left: 2px solid var(--primary-color);
    padding-bottom: 1rem;
}

.timeline li strong {
    color: var(--primary-color);
}

.timeline li p {
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.about-highlights {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.highlight-box {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 0.75rem;
    border: 1px solid var(--border-color);
}

.highlight-box h4 {
    font-size: 1.1rem;
    margin-bottom:  1rem;
    color: var(--primary-color);
}

.highlight-box ul {
    list-style: none;
}

.highlight-box li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
}

.highlight-box li:before {
    content: "✓ ";
    color: var(--success-color);
    font-weight: bold;
    margin-right: 0.5rem;
}

@media (max-width: 768px) {
    .about-content {
        grid-template-columns: 1fr;
    }
}

/* Experience Section */
.experience {
    padding: 4rem 0;
    border-top: 1px solid var(--border-color);
}

.experience-item {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    margin-bottom: 2rem;
    transition: all 0.3s ease;
}

.experience-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
}

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

.experience-header h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.period {
    color: var(--text-secondary);
    font-size: 0.9rem;
    background: rgba(99, 102, 241, 0.1);
    padding: 0.25rem 0.75rem;
    border-radius:  0.25rem;
}

.company {
    color: var(--secondary-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.description {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.achievements {
    list-style: none;
}

.achievements li {
    padding: 0.75rem 0;
    padding-left: 1.5rem;
    color: var(--text-secondary);
    position: relative;
}

.achievements li:before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

@media (max-width: 768px) {
    .experience-header {
        flex-direction: column;
        gap: 0.5rem;
    }
}

/* Projects Section */
.projects {
    padding: 4rem 0;
    border-top: 1px solid var(--border-color);
}

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

.project-card {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.1);
}

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

.project-header h3 {
    font-size: 1.3rem;
    color: var(--primary-color);
}

.badge {
    font-size: 0.75rem;
    padding: 0.25rem 0.75rem;
    border-radius: 0.25rem;
    white-space: nowrap;
    font-weight: 600;
}

.badge-primary {
    background: rgba(99, 102, 241, 0.2);
    color: var(--primary-color);
}

.badge-success {
    background: rgba(16, 185, 129, 0.2);
    color: var(--success-color);
}

.badge-info {
    background: rgba(59, 130, 246, 0.2);
    color: var(--info-color);
}

.badge-secondary {
    background: rgba(139, 92, 246, 0.2);
    color: var(--secondary-color);
}

.project-description {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.project-highlights {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.highlight {
    background: rgba(99, 102, 241, 0.05);
    padding: 0.75rem;
    border-left: 2px solid var(--primary-color);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.project-card h4 {
    font-size: 1rem;
    margin:  1. 5rem 0 0.75rem;
    color: var(--primary-color);
}

.features {
    list-style: none;
    margin-bottom: 1.5rem;
}

.features li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    color: var(--text-secondary);
    position: relative;
    font-size: 0.95rem;
}

.features li:before {
    content: "◆";
    position: absolute;
    left: 0;
    color: var(--accent-color);
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin:  1.5rem 0;
}

.tech-tag {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
    padding: 0.25rem 0.75rem;
    border-radius: 0.25rem;
    font-size: 0.8rem;
    border: 1px solid rgba(99, 102, 241, 0.3);
}

.project-links {
    display: flex;
    gap: 1rem;
    margin-top: auto;
    padding-top: 1rem;
}

.project-links a {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.3s ease;
    border-bottom: 2px solid transparent;
}

.project-links a:hover {
    color: var(--secondary-color);
    border-bottom-color: var(--secondary-color);
}

@media (max-width: 768px) {
    .project-grid {
        grid-template-columns:  1fr;
    }

    .project-header {
        flex-direction: column;
    }
}

/* Skills Section */
.skills {
    padding: 4rem 0;
    border-top: 1px solid var(--border-color);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.skill-category {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 0.75rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.skill-category:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
}

.skill-category h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.skill-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.skill-item {
    background: rgba(99, 102, 241, 0.1);
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: 0.25rem;
    font-size: 0.9rem;
    border: 1px solid rgba(99, 102, 241, 0.3);
    transition: all 0.3s ease;
}

.skill-item:hover {
    background: rgba(99, 102, 241, 0.2);
    border-color: var(--primary-color);
}

/* Statistics Section */
.statistics {
    padding: 4rem 0;
    border-top: 1px solid var(--border-color);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
}

.stat-card {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    padding: 2rem 1rem;
    border-radius: 0.75rem;
    border: 1px solid var(--border-color);
    text-align: center;
    transition: all 0.3s ease;
}

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

.stat-card h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

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

/* Contact Section */
.contact {
    padding: 4rem 0;
    border-top: 1px solid var(--border-color);
}

.contact-intro {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.contact-card {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 0.75rem;
    border: 1px solid var(--border-color);
    text-align: center;
    transition: all 0.3s ease;
}

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

.contact-card h3 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.contact-card a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.3s ease;
    word-break: break-all;
    overflow-wrap: break-word;
}

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

.contact-form {
    max-width: 500px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap:  1rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding:  0.875rem;
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    color: var(--text-primary);
    border-radius: 0.5rem;
    font-family: 'Poppins', sans-serif;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.form-group input:focus,
.form-group textarea:focus {
    outline:  none;
    border-color:  var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.contact-form .btn {
    width: 100%;
}

/* Footer */
.footer {
    padding: 2rem 0;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-secondary);
}

.footer-links {
    display:  flex;
    justify-content:  center;
    gap: 2rem;
    margin-top: 1rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

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

    .hero {
        padding: 6rem 0 2rem;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .about h2,
    .experience h2,
    .projects h2,
    .skills h2,
    .statistics h2,
    .contact h2 {
        font-size: 1.8rem;
        margin-bottom: 2rem;
    }

    .skills-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-links {
        flex-wrap: wrap;
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero-content h1 {
        font-size: 1.5rem;
    }

    .subtitle {
        font-size: 1rem;
    }

    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }
}