/* Navigation Styles */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    transition: all var(--transition-normal);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    position: relative;
}

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

.nav-link.active {
    color: var(--primary-color);
    background: var(--glass-primary);
}

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

.hamburger span {
    width: 25px;
    height: 2px;
    background: var(--primary-color);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

/* Hero Section */
.hero-section {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-bg {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        rgba(255, 158, 199, 0.3) 0%,
        rgba(177, 156, 217, 0.3) 50%,
        rgba(168, 230, 207, 0.3) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    padding: 0 var(--spacing-md);
}

.hero-panel {
    padding: var(--spacing-xxl) var(--spacing-xl);
    text-align: center;
}

.hero-title {
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.title-line {
    display: block;
    opacity: 0;
    transform: translateY(50px);
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0;
    transform: translateY(30px);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    opacity: 0;
    transform: translateY(30px);
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--text-white);
    font-size: 0.9rem;
    z-index: 2;
    opacity: 0;
    animation: fadeInUp 1s ease 2s forwards, bounce 2s ease-in-out 3s infinite;
}

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

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
}

.about-text {
    padding: var(--spacing-xl);
}

.about-text h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-lg);
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

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

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    font-family: var(--font-heading);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.about-image {
    padding: var(--spacing-md);
    text-align: center;
}

.about-image img {
    width: 100%;
    max-width: 400px;
    height: 500px;
    object-fit: cover;
    border-radius: var(--radius-lg);
}

/* Portfolio Section */
.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xxl);
    flex-wrap: wrap;
}

.filter-btn {
    padding: var(--spacing-xs) var(--spacing-md);
    border: none;
    background: var(--glass-white);
    color: var(--text-primary);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-normal);
    font-weight: 500;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--glass-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-light);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.portfolio-item {
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
    position: relative;
    group: hover;
}

.portfolio-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: all var(--transition-slow);
}

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

.portfolio-content {
    padding: var(--spacing-lg);
    position: relative;
}

.portfolio-title {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.portfolio-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.portfolio-tech {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-md);
}

.tech-tag {
    background: var(--glass-accent);
    color: var(--text-primary);
    padding: 4px var(--spacing-xs);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
}

.portfolio-links {
    display: flex;
    gap: var(--spacing-sm);
}

.portfolio-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.80rem;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.portfolio-link:hover {
    background: var(--glass-primary);
}

/* Blog Section */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xxl);
}

.blog-card {
    overflow: hidden;
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
    position: relative;
}

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

.blog-content {
    padding: var(--spacing-lg);
}

.blog-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    font-size: 0.9rem;
    color: var(--text-light);
}

.blog-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.blog-title {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.blog-title a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.blog-title a:hover {
    color: var(--primary-color);
}

.blog-excerpt {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

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

.blog-read-more {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
}

.blog-like {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--text-light);
    cursor: pointer;
    transition: color var(--transition-fast);
}

.blog-like:hover,
.blog-like.liked {
    color: var(--primary-color);
}

.blog-load-more {
    text-align: center;
}

/* Skills Section */
.skills-content {
    max-width: 1000px;
    margin: 0 auto;
}

.skills-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.skill-category {
    padding: var(--spacing-xl);
}

.skill-category h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.skills-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.skill-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.skill-name {
    min-width: 120px;
    font-weight: 500;
    color: var(--text-primary);
}

.skill-bar {
    flex: 1;
    height: 8px;
    background: rgba(255, 158, 199, 0.2);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.skill-progress {
    height: 100%;
    background: var(--bg-gradient);
    border-radius: 4px;
    width: 0%;
    transition: width 2s ease;
    position: relative;
}

.skill-progress::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.4), 
        transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

.skill-percentage {
    min-width: 40px;
    text-align: right;
    font-weight: 500;
    color: var(--primary-color);
}

.skills-circles {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.skill-circle {
    position: relative;
    width: 120px;
    height: 120px;
    margin: 0 auto;
}

.skill-circle::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 8px solid rgba(255, 158, 199, 0.2);
}

.skill-circle::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 8px solid transparent;
    border-top-color: var(--primary-color);
    transform: rotate(-90deg);
    transition: transform 2s ease;
}

.circle-progress {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.circle-progress .skill-name {
    display: block;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.circle-progress .skill-percent {
    display: block;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-color);
}

/* Contact Section */
.contact-section {
    position: relative;
    overflow: hidden;
}

.contact-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    z-index: 1;
}

.contact-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        rgba(255, 158, 199, 0.4) 0%,
        rgba(177, 156, 217, 0.4) 50%,
        rgba(168, 230, 207, 0.4) 100%);
    z-index: 2;
}

.contact-section .container {
    position: relative;
    z-index: 3;
}

.contact-section .section-title,
.contact-section .section-subtitle {
    color: var(--text-white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    margin-top: var(--spacing-xxl);
}

.contact-info {
    padding: var(--spacing-xl);
}

.contact-info h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
}

.contact-info p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

.contact-details {
    margin-bottom: var(--spacing-xl);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.contact-item i {
    color: var(--primary-color);
    width: 20px;
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--glass-primary);
    color: var(--primary-color);
    text-decoration: none;
    transition: all var(--transition-normal);
}

.social-link:hover {
    background: var(--primary-color);
    color: var(--text-white);
    transform: translateY(-2px);
}

.contact-form {
    padding: var(--spacing-xl);
}

.form-group {
    position: relative;
    margin-bottom: var(--spacing-lg);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all var(--transition-normal);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    box-shadow: var(--shadow-light);
}

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

.form-group label {
    position: absolute;
    top: 50%;
    left: var(--spacing-md);
    transform: translateY(-50%);
    color: var(--text-secondary);
    font-size: 1rem;
    pointer-events: none;
    transition: all var(--transition-fast);
}

.form-group textarea + label {
    top: var(--spacing-md);
    transform: none;
}

.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:focus + label,
.form-group textarea:not(:placeholder-shown) + label {
    top: -8px;
    left: var(--spacing-xs);
    font-size: 0.8rem;
    color: var(--primary-color);
    background: rgba(255, 255, 255, 0.9);
    padding: 0 4px;
    border-radius: 2px;
}

.btn-submit {
    width: 100%;
    justify-content: center;
    font-size: 1.1rem;
    padding: var(--spacing-md) var(--spacing-lg);
}

/* Footer */
.footer {
    margin-top: var(--spacing-xxl);
    padding: var(--spacing-xxl) 0 var(--spacing-lg) 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    margin-bottom: var(--spacing-xl);
}

.footer-left h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

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

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

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

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

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 158, 199, 0.2);
    color: var(--text-light);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .portfolio-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
    
    .skills-categories {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: flex-start;
        padding-top: var(--spacing-xxl);
        transition: left var(--transition-normal);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .portfolio-filters {
        gap: var(--spacing-sm);
    }
    
    .filter-btn {
        font-size: 0.9rem;
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    .portfolio-grid,
    .blog-grid {
        grid-template-columns: 1fr;
    }
    
    .skills-circles {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
    }
    
    .footer-social {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-panel {
        padding: var(--spacing-xl) var(--spacing-md);
    }
    
    .about-text,
    .contact-info,
    .contact-form,
    .skill-category {
        padding: var(--spacing-lg);
    }
    
    .hero-buttons .btn {
        width: 100%;
        justify-content: center;
    }
    
    .portfolio-filters {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: var(--spacing-sm);
    }
    
    .filter-btn {
        white-space: nowrap;
        flex-shrink: 0;
    }
    
    .contact-item {
        font-size: 0.9rem;
    }
}