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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #1e293b;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    overflow-x: hidden;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(30, 58, 138, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    transition: all 0.3s ease;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-image {
    height: 40px;
    width: auto;
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.logo-image:hover {
    transform: scale(1.1);
}

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

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

.nav-links a {
    color: white;
    text-decoration: none;
    transition: color 0.3s ease;
    font-weight: 500;
}

.nav-links a:hover {
    color: #93c5fd;
}

.mobile-menu {
    display: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background: 
        linear-gradient(135deg, rgba(30, 58, 138, 0.8) 0%, rgba(59, 130, 246, 0.7) 50%, rgba(96, 165, 250, 0.6) 100%),
        url('../assets/images/background.jpg') center/cover no-repeat;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></svg>') repeat;
    background-size: 50px 50px;
    animation: float 20s infinite linear;
}

@keyframes float {
    0% { transform: translateY(0px); }
    100% { transform: translateY(-100px); }
}

.hero-content {
    text-align: center;
    color: white;
    z-index: 2;
    position: relative;
}

.hero-image {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    margin: 0 auto 2rem;
    background: linear-gradient(45deg, #60a5fa, #93c5fd);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: #1e3a8a;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
    overflow: hidden;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.hero-image:hover {
    transform: scale(1.05);
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, #ffffff, #93c5fd);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    font-weight: 300;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2rem;
    background: white;
    color: #1e3a8a;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

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

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: #1e3a8a;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(45deg, #3b82f6, #60a5fa);
    border-radius: 2px;
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    align-items: center;
}

.about-image {
    width: 100%;
    max-width: 300px;
    aspect-ratio: 1;
    border-radius: 20px;
    background: linear-gradient(45deg, #1e3a8a, #3b82f6);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 3rem;
    box-shadow: 0 20px 40px rgba(30, 58, 138, 0.3);
}

.about-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #475569;
}

.about-text h3 {
    color: #1e3a8a;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

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

@media (min-width: 1200px) {
    .skills-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .skills-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 1.5rem;
    }
}

.skill-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.skill-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(30, 58, 138, 0.15);
}

.skill-icon {
    font-size: 2.5rem;
    color: #3b82f6;
    margin-bottom: 1rem;
}

.skill-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: #1e3a8a;
    margin-bottom: 0.5rem;
}

.skill-description {
    color: #64748b;
    font-size: 0.95rem;
}

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

@media (min-width: 1200px) {
    .projects-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .projects-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

.project-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(30, 58, 138, 0.15);
}

.project-image {
    height: 200px;
    background: linear-gradient(45deg, #1e3a8a, #3b82f6);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.project-content {
    padding: 1.5rem;
}

.project-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: #1e3a8a;
    margin-bottom: 0.5rem;
}

.project-description {
    color: #64748b;
    margin-bottom: 1rem;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.tech-tag {
    background: #eff6ff;
    color: #1e40af;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 500;
}

.project-links {
    display: flex;
    gap: 1rem;
}

.project-link {
    color: #3b82f6;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.project-link:hover {
    color: #1e40af;
}

/* Additional Projects Section */
.additional-projects {
    margin-top: 4rem;
    padding: 3rem 2rem;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-radius: 20px;
    border: 1px solid #e2e8f0;
}

.additional-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.additional-content h3 {
    font-size: 1.8rem;
    color: #1e3a8a;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.additional-content p {
    font-size: 1.1rem;
    color: #475569;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: #3b82f6;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    color: #64748b;
    font-weight: 500;
}

@media (max-width: 768px) {
    .additional-projects {
        margin-top: 3rem;
        padding: 2rem 1rem;
    }
    
    .additional-content h3 {
        font-size: 1.5rem;
    }
    
    .stats-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
}

/* Contact Section */
.contact-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

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

.contact-item {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    text-decoration: none;
    color: inherit;
    border: 1px solid #e2e8f0;
}

.contact-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(30, 58, 138, 0.15);
}

.contact-icon {
    font-size: 2rem;
    color: #3b82f6;
    margin-bottom: 1rem;
}

.contact-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: #1e3a8a;
    margin-bottom: 0.5rem;
}

.contact-info {
    color: #64748b;
}

/* Footer */
.footer {
    background: #1e3a8a;
    color: white;
    text-align: center;
    padding: 2rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

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

    .mobile-menu {
        display: block;
    }

    .logo-text {
        display: none;
    }

    .logo-image {
        height: 35px;
    }

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

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .section {
        padding: 3rem 1rem;
    }

    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

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

    .skills-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

/* Scroll behavior */
html {
    scroll-behavior: smooth;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeInUp 0.6s ease forwards;
}