/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

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

/* Navigation */
.navbar {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo h2 {
    color: #2563eb;
    font-weight: 700;
    font-size: 1.5rem;
}

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

.nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #2563eb;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 150px 0 100px;
    text-align: center;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    animation: fadeInUp 1s ease 0.4s both;
}

.btn {
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 500;
    transition: all 0.3s ease;
    display: inline-block;
}

.btn-primary {
    background-color: #fff;
    color: #2563eb;
}

.btn-primary:hover {
    background-color: #f8fafc;
    transform: translateY(-2px);
}

.btn-secondary {
    border: 2px solid #fff;
    color: #fff;
    background-color: transparent;
}

.btn-secondary:hover {
    background-color: #fff;
    color: #2563eb;
    transform: translateY(-2px);
}

/* About Section */
.about {
    padding: 100px 0;
    background-color: #f8fafc;
}

.about h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #1e293b;
}

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

.about-text p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: #64748b;
    line-height: 1.7;
}

.about-skills h3 {
    margin-bottom: 1.5rem;
    color: #1e293b;
}

.skills-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.skill-tag {
    background-color: #e2e8f0;
    color: #475569;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

/* Projects Section */
.projects {
    padding: 100px 0;
}

.projects h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #1e293b;
}

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

.project-card {
    background-color: #fff;
    border-radius: 10px;
    padding: 2rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.project-card h3 {
    color: #1e293b;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.project-card p {
    color: #64748b;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.project-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tag {
    background-color: #dbeafe;
    color: #2563eb;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background-color: #f8fafc;
}

.contact h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: #1e293b;
}

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

.contact-content p {
    font-size: 1.1rem;
    color: #64748b;
    margin-bottom: 3rem;
}

/* Contact Form Styles */
.contact-form-container {
    background-color: #fff;
    border-radius: 10px;
    padding: 2.5rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    margin-bottom: 3rem;
    text-align: left;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: 500;
    color: #1e293b;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
    padding: 12px 16px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    background-color: #fff;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-submit {
    align-self: flex-start;
    margin-top: 1rem;
    font-size: 1rem;
    padding: 14px 32px;
    cursor: pointer;
    border: none;
    transition: all 0.3s ease;
}

.form-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

/* Form Message Styles */
.form-message {
    margin-top: 1rem;
    padding: 12px 16px;
    border-radius: 8px;
    font-weight: 500;
    text-align: center;
}

.form-message.success {
    background-color: #dcfce7;
    color: #166534;
    border: 1px solid #bbf7d0;
}

.form-message.error {
    background-color: #fef2f2;
    color: #dc2626;
    border: 1px solid #fecaca;
}

.contact-divider {
    position: relative;
    text-align: center;
    margin: 3rem 0 2rem;
    color: #64748b;
    font-size: 0.9rem;
}

.contact-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background-color: #e2e8f0;
    z-index: 1;
}

.contact-divider span {
    background-color: #f8fafc;
    padding: 0 1rem;
    position: relative;
    z-index: 2;
}

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

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: #2563eb;
    font-weight: 500;
    transition: color 0.3s ease;
}

.contact-item:hover {
    color: #1d4ed8;
}

.contact-icon {
    font-size: 1.2rem;
}

/* Privacy Policy Styles */
.privacy-policy {
    padding: 120px 0 60px;
    min-height: 100vh;
}

.privacy-policy h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 10px;
}

.last-updated {
    color: #64748b;
    font-size: 0.9rem;
    margin-bottom: 40px;
    font-style: italic;
}

.privacy-content {
    max-width: 800px;
    margin: 0 auto;
}

.privacy-content h2 {
    font-size: 1.8rem;
    font-weight: 600;
    color: #1e293b;
    margin: 40px 0 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #e2e8f0;
}

.privacy-content h3 {
    font-size: 1.3rem;
    font-weight: 500;
    color: #334155;
    margin: 30px 0 15px;
}

.privacy-content p {
    margin-bottom: 16px;
    color: #475569;
    line-height: 1.7;
}

.privacy-content ul {
    margin: 16px 0 16px 20px;
    color: #475569;
}

.privacy-content li {
    margin-bottom: 8px;
    line-height: 1.6;
}

/* Footer */
footer {
    background-color: #1e293b;
    color: #94a3b8;
    text-align: center;
    padding: 2rem 0;
}

footer a {
    color: #2563eb;
    text-decoration: none;
    transition: color 0.3s ease;
}

footer a:hover {
    color: #1d4ed8;
    text-decoration: underline;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: #fff;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

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

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .contact-methods {
        flex-direction: column;
        align-items: center;
    }

    .contact-form-container {
        padding: 1.5rem;
    }

    .form-submit {
        align-self: stretch;
        text-align: center;
    }

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

@media (max-width: 480px) {
    .hero {
        padding: 120px 20px 80px;
    }

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

    .hero-subtitle {
        font-size: 1rem;
    }

    .container {
        padding: 0 15px;
    }

    .about, .projects, .contact {
        padding: 60px 0;
    }
}