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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #ffffff;
    overflow-x: hidden;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    font-weight: 600;
}

.text-gradient {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: #667eea; /* fallback color */
    display: inline-block;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    text-decoration: none;
    border: none;
    border-radius: 8px;
    font-weight: 500;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: transparent;
    color: #667eea;
    border: 2px solid #667eea;
}

.btn-secondary:hover {
    background: #667eea;
    color: white;
    transform: translateY(-2px);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.logo-img {
    height: 65px;
    width: auto;
    max-width: 320px;
    object-fit: contain;
    transition: all 0.3s ease;
}

.logo-img:hover {
    transform: scale(1.05);
    filter: brightness(1.1);
}

/* Responsive logo sizing */
@media (max-width: 768px) {
    .logo-img {
        height: 50px;
        max-width: 260px;
    }
}

@media (max-width: 480px) {
    .logo-img {
        height: 45px;
        max-width: 220px;
    }
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

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

.nav-link:hover {
    color: #667eea;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.bar {
    width: 25px;
    height: 3px;
    background: #333;
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding-top: 70px;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero-content {
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 10px;
    color: #333;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: #666;
    margin-bottom: 20px;
    font-weight: 400;
}

.hero-description {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 30px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
}

.hero-social {
    display: flex;
    gap: 15px;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: white;
    border-radius: 50%;
    color: #667eea;
    text-decoration: none;
    font-size: 20px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.social-link:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
    background: #667eea;
    color: white;
}

/* Hero Image */
.hero-image {
    position: relative;
    animation: fadeInRight 1s ease-out 0.3s both;
}

.profile-card {
    background: white;
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    position: relative;
    text-align: center;
}

.profile-img {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 4px;
}

.profile-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    background: #f0f0f0;
    border: 3px solid white;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.floating-tech {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.tech-icon {
    position: absolute;
    width: 50px;
    height: 50px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    animation: float 3s ease-in-out infinite;
}

.tech-icon[data-tech="php"] {
    top: 20px;
    right: -20px;
    color: #777bb3;
    animation-delay: 0s;
}

.tech-icon[data-tech="react"] {
    top: 50%;
    left: -20px;
    color: #61dafb;
    animation-delay: 1s;
}

.tech-icon[data-tech="node"] {
    bottom: 60px;
    right: -10px;
    color: #68a063;
    animation-delay: 2s;
}

.tech-icon[data-tech="python"] {
    bottom: 20px;
    left: -10px;
    color: #3776ab;
    animation-delay: 0.5s;
}

.tech-icon[data-tech="laravel"] {
    top: 80px;
    right: 20px;
    color: #ff2d20;
    animation-delay: 1.5s;
}

.tech-icon[data-tech="js"] {
    top: 40px;
    left: 20px;
    color: #f7df1e;
    animation-delay: 2.5s;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: #666;
    animation: bounce 2s infinite;
}

.scroll-arrow {
    margin-top: 5px;
    animation: bounce 2s infinite;
}

/* Section Styles */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 15px;
    color: #333;
}

.section-subtitle {
    font-size: 1.1rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    background: #f8f9fa;
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: start;
}

.about-description {
    font-size: 1.1rem;
    margin-bottom: 25px;
    color: #555;
    line-height: 1.8;
}

.about-stats {
    display: flex;
    gap: 40px;
    margin: 40px 0;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 0.9rem;
    color: #666;
}

.experience-card {
    background: white;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.experience-card h3 {
    margin-bottom: 25px;
    color: #333;
    font-size: 1.3rem;
}

.journey-item {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
}

.journey-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.year {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    min-width: 70px;
    text-align: center;
}

.description {
    font-size: 0.95rem;
    color: #666;
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.skill-category {
    background: white;
    border-radius: 15px;
    padding: 40px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
}

.skill-category:hover {
    transform: translateY(-5px);
}

.category-title {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 30px;
    font-size: 1.3rem;
    color: #333;
}

.category-title i {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
}

.skill-item {
    margin-bottom: 25px;
}

.skill-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.skill-name {
    font-weight: 500;
    color: #333;
}

.skill-level {
    font-size: 0.9rem;
    color: #666;
}

.skill-bar {
    height: 8px;
    background: #e9ecef;
    border-radius: 10px;
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 10px;
    width: 0;
    transition: width 1.5s ease-in-out;
}

/* Projects Section */
.projects {
    background: #f8f9fa;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.project-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

.project-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transition: transform 0.3s ease;
}

/* Ensure images load smoothly */
.project-image img[src^="https://"] {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.project-image img:not([src]),
.project-image img[src=""],
.project-image img[src*="placeholder"] {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.project-card:hover .project-image img {
    transform: scale(1.1);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(102, 126, 234, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.project-card:hover .project-overlay {
    opacity: 1;
}

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

.project-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: white;
    border-radius: 50%;
    color: #667eea;
    text-decoration: none;
    transition: transform 0.3s ease;
}

.project-link:hover {
    transform: scale(1.1);
}

.project-content {
    padding: 30px;
}

.project-title {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: #333;
}

.project-description {
    color: #666;
    margin-bottom: 20px;
    line-height: 1.6;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tech-tag {
    background: #e9ecef;
    color: #495057;
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
}

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

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 50px;
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-left: 60%;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-right: 60%;
}

.timeline-marker {
    position: absolute;
    left: 50%;
    top: 0;
    width: 20px;
    height: 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    transform: translateX(-50%);
    box-shadow: 0 0 0 4px white, 0 0 0 8px #667eea;
}

.timeline-content {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
}

.timeline-period {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 5px 15px;
    border-radius: 15px;
    font-size: 0.9rem;
    font-weight: 500;
    display: inline-block;
    margin-bottom: 15px;
}

.timeline-title {
    font-size: 1.3rem;
    margin-bottom: 5px;
    color: #333;
}

.timeline-company {
    color: #667eea;
    margin-bottom: 15px;
    font-weight: 500;
}

.timeline-description {
    color: #666;
    margin-bottom: 20px;
    line-height: 1.6;
}

.timeline-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.timeline-skills span {
    background: #f8f9fa;
    color: #495057;
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
}

/* Contact Section */
.contact {
    background: #f8f9fa;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 30px;
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
}

.contact-details h3 {
    margin-bottom: 5px;
    color: #333;
}

.contact-details p {
    color: #666;
}

.contact-social {
    margin-top: 40px;
}

.contact-social h3 {
    margin-bottom: 20px;
    color: #333;
}

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

/* Form Styles */
.form {
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
}

.form-group {
    position: relative;
    margin-bottom: 30px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s ease;
    background: transparent;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
}

.form-group label {
    position: absolute;
    top: 15px;
    left: 15px;
    color: #999;
    transition: all 0.3s ease;
    pointer-events: none;
}

.form-group input:focus + label,
.form-group input:valid + label,
.form-group textarea:focus + label,
.form-group textarea:valid + label {
    top: -10px;
    left: 10px;
    font-size: 12px;
    color: #667eea;
    background: white;
    padding: 0 5px;
}

/* Footer */
.footer {
    background: #333;
    color: white;
    padding: 30px 0;
}

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

.footer-links {
    display: flex;
    gap: 30px;
}

.footer-links a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: white;
}

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

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 20px 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-stats {
        justify-content: center;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item:nth-child(odd) .timeline-content,
    .timeline-item:nth-child(even) .timeline-content {
        margin-left: 60px;
        margin-right: 0;
    }
    
    .timeline-marker {
        left: 20px;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    section {
        padding: 60px 0;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .profile-card {
        padding: 20px;
    }
    
    .profile-img {
        width: 150px;
        height: 150px;
    }
    
    .tech-icon {
        width: 40px;
        height: 40px;
        font-size: 20px;
    }
    
    .skill-category,
    .form {
        padding: 25px;
    }
    
    .timeline-content {
        padding: 20px;
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.mt-20 { margin-top: 20px; }
.mb-20 { margin-bottom: 20px; }
.hidden { display: none; }

/* Loading Animation */
.loading {
    opacity: 0.5;
    pointer-events: none;
}

/* Scroll Animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}