:root {
    --primary-color: #2c3e50;
    --secondary-color: #bb2531;
    --accent-color: #e74c3c;
    --light-color: #ecf0f1;
    --dark-color: #2c3e50;
    --text-color: #333;
    --text-light: #7f8c8d;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: #f9f9f9;
}

h1, h2, h3, h4 {
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

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

a:hover {
    color: var(--accent-color);
}

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

.btn {
    display: inline-block;
    padding: 12px 24px;
    background-color: var(--secondary-color);
    color: white;
    border-radius: 4px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn:hover {
    background-color: var(--accent-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

/* Header */
header {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
}

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

.nav-links li {
    margin-left: 30px;
}

.nav-links a {
    color: var(--text-color);
    font-weight: 500;
    position: relative;
    font-size: 1.2rem;
}

.nav-links a:after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--secondary-color);
    transition: width 0.3s ease;
}

.nav-links a:hover:after {
    width: 100%;
}


#hero {
    height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--light-color) 0%, #fff 100%);
    margin-top: 60px;
}

.hero-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.hero-text {
    flex: 1;
    padding-right: 40px;
}

.hero-image {
    flex: 1;
    text-align: center;
}

.hero-image img {
    max-width: 100%;
    height: auto;
    border-radius: 50%;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.hero-name {
    font-size: 3.5rem;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.hero-title {
    font-size: 1.5rem;
    color: var(--text-light);
    margin-bottom: 20px;
}

.hero-description {
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--light-color);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.social-icon:hover {
    background-color: var(--secondary-color);
    color: white;
    transform: translateY(-3px);
}

#about {
    padding: 100px 0;
    background-color: white;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
    position: relative;
}

.section-title:after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--secondary-color);
}

.about-content {
    display: flex;
    align-items: center;
    gap: 40px;
}

.about-text {
    flex: 2;
}

.about-text p {
    margin-bottom: 20px;
}

.skills {
    margin-top: 40px;
}

.skill-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 20px;
}

.skill-category {
    background-color: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.skill-category h4 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.1rem;
    border-bottom: 2px solid var(--light-color);
    padding-bottom: 8px;
}

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

.skill-tag {
    background-color: var(--light-color);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.skill-tag:hover {
    background-color: var(--secondary-color);
    color: white;
    transform: translateY(-2px);
}

#experience {
    padding: 100px 0;
    background-color: #f9f9f9;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::after {
    content: '';
    position: absolute;
    width: 3px;
    background-color: var(--light-color);
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -1.5px;
}

.timeline-item {
    padding: 10px 40px;
    position: relative;
    width: 50%;
    box-sizing: border-box;
}

.timeline-item::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    right: -10px;
    background-color: white;
    border: 3px solid var(--secondary-color);
    top: 15px;
    border-radius: 50%;
    z-index: 1;
}

.timeline-left {
    left: 0;
}

.timeline-right {
    left: 50%;
}

.timeline-left::after {
    right: -10px;
}

.timeline-right::after {
    left: -10px;
}

.timeline-content {
    padding: 20px;
    background-color: white;
    position: relative;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.05);
}

.timeline-date {
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: 5px;
}

.timeline-title {
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.timeline-company {
    font-style: italic;
    color: var(--text-light);
    margin-bottom: 15px;
}

#projects {
    padding: 100px 0;
    background-color: white;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.project-card {
    background-color: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.project-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.project-info {
    padding: 20px;
}

.project-title {
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 15px 0;
}

.project-tag {
    background-color: var(--light-color);
    padding: 5px 10px;
    border-radius: 4px;
    font-size: 0.8rem;
}

.project-links {
    display: flex;
    gap: 15px;
    margin-top: 15px;
}

.project-link {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 0.9rem;
    font-weight: 500;
}

#contact {
    padding: 100px 0;
    background-color: #f9f9f9;
}

.contact-container {
    display: flex;
    gap: 40px;
    margin-top: 50px;
}

.contact-info {
    flex: 1;
}

.contact-method {
    display: flex;
    align-items: center;
    margin-bottom: 25px;
}

.contact-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--light-color);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
}

.contact-form {
    flex: 2;
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--secondary-color);
}

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

footer {
    background-color: var(--dark-color);
    color: white;
    padding: 40px 0;
    text-align: center;
}

.footer-content {
    max-width: 600px;
    margin: 0 auto;
}

.footer-nav {
    display: flex;
    justify-content: center;
    list-style: none;
    margin: 20px 0;
    flex-wrap: wrap;
}

.footer-nav li {
    margin: 0 15px;
}

.footer-nav a {
    color: var(--light-color);
}

.copyright {
    margin-top: 20px;
    color: var(--text-light);
    font-size: 0.9rem;
}

/* Contact Form Styles */
.contact-form-container {
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 30px;
    margin-top: 30px;
}

.contact-form-container h2 {
    color: var(--dark-color);
    font-size: 2rem;
    margin-bottom: 30px;
    text-align: center;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--dark-color);
    font-weight: 500;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input[type="text"]:focus,
.form-group input[type="email"]:focus,
.form-group textarea:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 2px rgba(187, 37, 49, 0.1);
    outline: none;
}

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

.form-row {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

.form-row .form-group {
    flex: 1;
    margin-bottom: 0;
}

.form-submit {
    text-align: center;
    margin-top: 30px;
}

.form-submit button {
    background-color: var(--secondary-color);
    color: white;
    border: none;
    padding: 12px 30px;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.form-submit button:hover {
    background-color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.required-field::after {
    content: '*';
    color: var(--secondary-color);
    margin-left: 4px;
}

.error-message {
    color: var(--secondary-color);
    font-size: 0.9rem;
    margin-top: 5px;
    display: none;
}

@media (max-width: 992px) {
    .hero-content {
        flex-direction: column-reverse;
        text-align: center;
        padding: 60px 0;
    }

    .hero-text {
        padding-right: 0;
        margin-top: 40px;
    }

    .hero-image img {
        max-width: 60%;
    }

    .social-links {
        justify-content: center;
    }

    .about-content {
        flex-direction: column;
    }

    .timeline::after {
        left: 31px;
    }

    .timeline-item {
        width: 100%;
        padding-left: 70px;
        padding-right: 25px;
    }

    .timeline-item::after {
        left: 22px;
    }

    .timeline-right {
        left: 0;
    }

    .contact-container {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero-name {
        font-size: 2.5rem;
    }
    
    .hero-title {
        font-size: 1.2rem;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        flex-direction: column;
        gap: 0;
    }
    
    .contact-form-container {
        padding: 20px;
    }

    .skill-categories {
        grid-template-columns: 1fr;
    }
}

.project-detail {
    padding-top: 100px; /* Add padding to account for fixed header */
}

.project-header {
    margin-bottom: 40px;
}

.project-title {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.project-meta {
    display: flex;
    gap: 20px;
    color: var(--text-light);
    font-size: 1.1rem;
}

.project-hero {
    margin-bottom: 40px;
}

.hero-image {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.project-overview {
    margin-bottom: 40px;
}

.project-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.info-section {
    background-color: white;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 15px;
}

.tech-tag {
    background-color: var(--light-color);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.process-step {
    background-color: white;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.challenge-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.challenge-item {
    background-color: white;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.gallery-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.gallery-image:hover {
    transform: scale(1.02);
}

.link-buttons {
    display: flex;
    gap: 20px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.project-link {
    padding: 12px 24px;
    background-color: var(--secondary-color);
    color: white;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.project-link:hover {
    background-color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}