/* Base Styles */
:root {
    --primary-color: #e71663;
    --primary-color-dark: #c41254;
    --secondary-color: #6c757d;
    --dark-color: #212529;
    --light-color: #f8f9fa;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

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

a {
    text-decoration: none;
    color: var(--dark-color);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

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

.section-title {
    text-align: center;
    margin-bottom: 50px;
    font-size: 2.5rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--primary-color);
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 5px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    white-space: nowrap;
}

.primary-btn {
    background-color: var(--primary-color);
    color: white;
}

.primary-btn:hover {
    background-color: var(--primary-color-dark);
    transform: translateY(-3px);
}

.secondary-btn {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

.small-btn {
    padding: 8px 20px;
    font-size: 0.9rem;
}

section {
    padding: 100px 0;
}

/* Utility Classes */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: white;
    box-shadow: var(--box-shadow);
    z-index: 1000;
    padding: 15px 0;
    transition: var(--transition);
}

header.scrolled {
    padding: 10px 0;
}

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

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    width: 50px;
    height: auto;
    transition: var(--transition);
}

.nav-links {
    display: flex;
    align-items: center;
}

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

.nav-links a {
    font-weight: 600;
    transition: var(--transition);
    position: relative;
}

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

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

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

.hamburger {
    display: none;
    cursor: pointer;
    background: none;
    border: none;
    padding: 5px;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--dark-color);
    margin: 5px 0;
    transition: var(--transition);
    transform-origin: center;
}

/* Hero Section */
.hero {
    padding-top: 180px;
    padding-bottom: 100px;
    background-color: #f9f9ff;
}

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

.hero-content {
    flex: 1;
}

.hero-content h2 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    line-height: 1.2;
}

.subtitle {
    font-size: 2rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    color: var(--secondary-color);
}

.highlight {
    color: var(--primary-color);
}

.cta-buttons {
    display: flex;
    gap: 15px;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.profile-img {
    width: 350px;
    height: 350px;
    border-radius: 50%;
    object-fit: cover;
    border: 8px solid white;
    box-shadow: var(--box-shadow);
}

/* About Section */
.about {
    background-color: white;
}

.about-content {
    display: flex;
    flex-wrap: wrap;
    gap: 50px;
}

.about-text {
    flex: 2;
}

.about-text p {
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.personal-info {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin: 30px 0;
}

.info-item {
    display: flex;
    flex-direction: column;
}

.info-title {
    font-weight: 600;
    color: var(--primary-color);
}

.about-stats {
    flex: 1;
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.stat-item {
    flex: 1;
    min-width: 150px;
    background-color: #f9f9ff;
    padding: 30px 20px;
    text-align: center;
    border-radius: 10px;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.stat-item:hover {
    transform: translateY(-10px);
}

.stat-item h3 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 10px;
}

/* Skills Section */
.skills {
    background-color: #f9f9ff;
}

.skills-content {
    display: flex;
    flex-wrap: wrap;
    gap: 50px;
}

.skills-category {
    flex: 1;
    min-width: 300px;
}

.skills-category h3 {
    font-size: 1.5rem;
    margin-bottom: 30px;
    color: var(--primary-color);
}

.skill-items {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.skill-item {
    width: 100%;
}

.skill-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    font-weight: 600;
}

.skill-bar {
    height: 10px;
    background-color: #e9ecef;
    border-radius: 5px;
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background-color: var(--primary-color);
    border-radius: 5px;
    transition: width 1.5s ease-in-out;
}

/* Projects Section */
.projects {
    background-color: white;
}

.project-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 40px;
}

.filter-btn {
    padding: 8px 20px;
    background-color: #f1f1f1;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
}

.filter-btn.active, .filter-btn:hover {
    background-color: var(--primary-color);
    color: white;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
}

.project-card {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.project-card:hover {
    transform: translateY(-10px);
}

.project-img {
    height: 200px;
    overflow: hidden;
    margin: 0;
}

.project-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.project-info {
    padding: 20px;
    background-color: white;
}

.project-info h3 {
    margin-bottom: 10px;
    font-size: 1.3rem;
}

.project-info p {
    color: var(--secondary-color);
    margin-bottom: 15px;
    font-size: 0.95rem;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 15px;
}

.project-tags li {
    list-style: none;
}

.project-tags span {
    display: inline-block;
    background-color: #f1f1f1;
    padding: 5px 10px;
    border-radius: 5px;
    font-size: 0.8rem;
    font-weight: 600;
}

.project-links {
    display: flex;
    gap: 10px;
}

/* Contact Section */
.contact {
    background-color: #f9f9ff;
}

.contact-content {
    display: flex;
    flex-wrap: wrap;
    gap: 50px;
}

.contact-info {
    flex: 1;
    min-width: 300px;
}

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

.contact-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-right: 20px;
    margin-top: 5px;
}

.contact-item h3 {
    margin-bottom: 5px;
    font-size: 1.2rem;
}

.contact-item a {
    color: var(--secondary-color);
    transition: var(--transition);
}

.contact-item a:hover {
    color: var(--primary-color);
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

.social-links a {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    transition: var(--transition);
}

.social-links a:hover {
    transform: translateY(-5px);
    background-color: var(--primary-color-dark);
}

.contact-form {
    flex: 1;
    min-width: 300px;
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid #e9ecef;
    border-radius: 5px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group textarea {
    height: 150px;
    resize: vertical;
}

/* Footer */
footer {
    background-color: var(--dark-color);
    color: white;
    padding: 30px 0;
    text-align: center;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .hero .container {
        flex-direction: row;
        gap: 40px;
    }
    
    .hero-content {
        flex: 1;
    }
    
    .hero-image {
        flex: 1;
    }
    
    .profile-img {
        width: 300px;
        height: 300px;
    }
    
    .logo img {
        width: 45px;
    }
}

@media (max-width: 992px) {
    .hero .container {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-content {
        order: 2;
        margin-bottom: 50px;
    }
    
    .hero-image {
        order: 1;
        margin-bottom: 40px;
    }
    
    .cta-buttons {
        justify-content: center;
    }
    
    .about-content {
        flex-direction: column;
    }
    
    .personal-info {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        justify-content: center;
    }
    
    .logo img {
        width: 40px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: white;
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        padding-top: 40px;
        transition: var(--transition);
        overflow-y: auto;
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .nav-links li {
        margin: 15px 0;
    }
    
    .nav-links a {
        font-size: 1.2rem;
    }
    
    .hamburger {
        display: block;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .hero-content h2 {
        font-size: 2.5rem;
    }
    
    .subtitle {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .skills-content {
        flex-direction: column;
    }
    
    .contact-content {
        flex-direction: column;
    }
    
    .profile-img {
        width: 250px;
        height: 250px;
    }
    
    .logo img {
        width: 35px;
    }
}

@media (max-width: 576px) {
    .hero-content h2 {
        font-size: 2rem;
    }
    
    .profile-img {
        width: 200px;
        height: 200px;
    }
    
    .project-filters {
        flex-direction: column;
        align-items: center;
    }
    
    .filter-btn {
        width: 100%;
        max-width: 200px;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-buttons {
        flex-direction: column;
        gap: 10px;
    }
    
    .btn {
        width: 100%;
        text-align: center;
    }
    
    .logo img {
        width: 30px;
    }
}