/* Global Styles */
:root {
    --primary-color: #6c5ce7;
    --secondary-color: #5f27cd;
    --accent-color: #00cec9;
    --dark-color: #2d3436;
    --light-color: #f9f9f9;
    --success-color: #00b894;
    --danger-color: #d63031;
    --warning-color: #fdcb6e;
    --info-color: #0984e3;
    --gray-color: #636e72;
    --light-gray: #dfe6e9;
    --gradient-primary: linear-gradient(135deg, #6c5ce7 0%, #00cec9 100%);
    --gradient-secondary: linear-gradient(135deg, #fd79a8 0%, #e84393 100%);
    --box-shadow: 0 10px 30px rgba(108, 92, 231, 0.1);
    --box-shadow-hover: 0 15px 35px rgba(108, 92, 231, 0.2);
    --transition-fast: all 0.3s ease;
    --transition-medium: all 0.5s ease;
    --transition-slow: all 0.8s ease;
}

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

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: var(--light-color);
    overflow-x: hidden;
    scroll-behavior: smooth;
}

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: 60px;
    font-size: 2.8rem;
    color: var(--dark-color);
    position: relative;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.section-title::before {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 4px;
    background: var(--accent-color);
    border-radius: 2px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%) translateX(50px);
    width: 40px;
    height: 4px;
    background: var(--primary-color);
    border-radius: 2px;
}

section {
    padding: 80px 0;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 32px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-fast);
    border: none;
    cursor: pointer;
    box-shadow: 0 5px 15px rgba(108, 92, 231, 0.3);
    position: relative;
    z-index: 1;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-secondary);
    z-index: -1;
    transition: var(--transition-fast);
    opacity: 0;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(108, 92, 231, 0.4);
}

.btn:hover::before {
    opacity: 1;
}

.primary-btn {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 15px rgba(142, 68, 173, 0.3);
}

.primary-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(142, 68, 173, 0.4);
}

.secondary-btn {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    position: relative;
    z-index: 1;
}

.secondary-btn::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 0;
    background: var(--gradient-primary);
    transition: var(--transition-fast);
    z-index: -1;
}

.secondary-btn:hover {
    color: white;
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
    border-color: transparent;
}

.secondary-btn:hover::after {
    height: 100%;
}

/* Navigation */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

#navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

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

.nav-links {
    display: flex;
}

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

.nav-links a {
    font-weight: 500;
    position: relative;
    padding-bottom: 5px;
}

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

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

.hamburger {
    display: none;
    cursor: pointer;
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    transition: all 0.3s ease;
    background-color: var(--dark-color);
}

/* Hero Section */
#hero {
    height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, rgba(108, 92, 231, 0.05) 0%, rgba(0, 206, 201, 0.08) 100%);
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

#hero::before {
    content: '';
    position: absolute;
    top: -10%;
    right: -10%;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(108, 92, 231, 0.1) 0%, rgba(108, 92, 231, 0) 70%);
    z-index: 0;
}

#hero::after {
    content: '';
    position: absolute;
    bottom: -10%;
    left: -10%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 206, 201, 0.1) 0%, rgba(0, 206, 201, 0) 70%);
    z-index: 0;
}

.hero-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    z-index: 1;
}

.hero-text {
    flex: 1;
    text-align: left;
    padding-right: 30px;
}

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

.hero-content h1 {
    font-size: 5rem;
    margin-bottom: 20px;
    color: var(--dark-color);
    animation: fadeInDown 1s ease;
    font-weight: 800;
    letter-spacing: -1px;
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.subtitle {
    font-size: 1.6rem;
    margin-bottom: 50px;
    color: var(--gray-color);
    animation: fadeInUp 1s ease 0.2s;
    animation-fill-mode: both;
    max-width: 700px;
}

/* Coding Girl Animation */
.coding-girl {
    position: relative;
    width: 300px;
    height: 300px;
}

.laptop {
    position: absolute;
    bottom: 50px;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 120px;
    background: #333;
    border-radius: 10px 10px 0 0;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    overflow: hidden;
    z-index: 2;
}

.laptop::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: -20px;
    width: 240px;
    height: 20px;
    background: #222;
    border-radius: 0 0 10px 10px;
    transform: perspective(500px) rotateX(30deg);
    transform-origin: top;
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
}

.code-lines {
    padding: 15px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.code-line {
    height: 6px;
    background: linear-gradient(90deg, var(--primary-color) 0%, var(--accent-color) 100%);
    border-radius: 3px;
    opacity: 0.7;
    animation: typing 2s infinite;
}

.code-line:nth-child(1) { width: 70%; }
.code-line:nth-child(2) { width: 90%; }
.code-line:nth-child(3) { width: 60%; }
.code-line:nth-child(4) { width: 80%; }
.code-line:nth-child(5) { width: 50%; }

.girl-figure {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 180px;
    background: var(--primary-color);
    border-radius: 60px 60px 0 0;
    z-index: 1;
    overflow: hidden;
}

.girl-figure::before {
    content: '';
    position: absolute;
    top: 30px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 80px;
    background: #fff;
    border-radius: 50%;
}

.girl-figure::after {
    content: '';
    position: absolute;
    top: 50px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 10px;
    background: var(--primary-color);
    border-radius: 5px;
    box-shadow: 0 15px 0 var(--primary-color);
}

@keyframes typing {
    0% { transform: translateX(0); }
    50% { transform: translateX(10px); }
    100% { transform: translateX(0); }
}

/* Responsive styles for hero section */
@media (max-width: 992px) {
    .hero-content {
        flex-direction: column;
    }
    
    .hero-text {
        text-align: center;
        padding-right: 0;
        margin-bottom: 40px;
    }
    
    .hero-content h1 {
        font-size: 4rem;
    }
    
    .subtitle {
        font-size: 1.4rem;
        margin-left: auto;
        margin-right: auto;
    }
}

/* About Section */
#about {
    background-color: white;
    position: relative;
    overflow: hidden;
}

#about::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(142, 68, 173, 0.05) 0%, rgba(142, 68, 173, 0) 70%);
    border-radius: 50%;
    z-index: 0;
}

.about-content {
    display: flex;
    flex-direction: column;
    gap: 60px;
    position: relative;
    z-index: 1;
}

.about-text {
    font-size: 1.2rem;
    line-height: 1.9;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    color: var(--dark-color);
    position: relative;
    padding: 30px;
    border-radius: 10px;
    background-color: rgba(255, 255, 255, 0.8);
    box-shadow: var(--box-shadow);
}

.skills {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
}

.skill-category {
    flex: 1;
    min-width: 250px;
    max-width: 350px;
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: var(--box-shadow);
    transition: var(--transition-medium);
    border-top: 4px solid var(--primary-color);
    position: relative;
    overflow: hidden;
}

.skill-category::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(108, 92, 231, 0.03) 0%, rgba(0, 206, 201, 0.03) 100%);
    z-index: 0;
}

.skill-category:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--box-shadow-hover);
    border-top-color: var(--accent-color);
}

.skill-category h3 {
    margin-bottom: 15px;
    color: var(--primary-color);
    text-align: center;
}

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

.skill-items span {
    background: var(--light-gray);
    padding: 10px 18px;
    border-radius: 50px;
    font-size: 0.9rem;
    color: var(--dark-color);
    font-weight: 500;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    transition: var(--transition-fast);
    border-left: 3px solid var(--primary-color);
}

.skill-items span:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
    background: var(--primary-color);
    color: white;
    border-left-color: var(--accent-color);
}

/* Projects Section */
#projects {
    background-color: var(--light-color);
}

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

.project-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition-medium);
    position: relative;
    border-bottom: 5px solid transparent;
}

.project-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.5s ease;
    z-index: 1;
}

.project-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--box-shadow-hover);
}

.project-card:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(108, 92, 231, 0.03) 0%, rgba(0, 206, 201, 0.03) 100%);
    z-index: 0;
    opacity: 0;
    transition: opacity 0.5s ease;
}

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

.project-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    transform: scaleX(0);
    transition: transform 0.5s ease;
}

.project-card:hover::after {
    transform: scaleX(1);
}

.project-img {
    height: 200px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 3rem;
    transition: all 0.5s ease;
}

.project-img i {
    opacity: 0.8;
    transform: scale(1);
    transition: all 0.5s ease;
}

.project-card:hover .project-img i {
    opacity: 1;
    transform: scale(1.2);
}

/* Project Theme Styles */
.theme-we-meet {
    background: linear-gradient(135deg, #fd79a8 0%, #e84393 100%);
    position: relative;
    overflow: hidden;
}

.theme-we-meet::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0) 60%);
    animation: pulse 3s infinite;
}

.theme-height-estimator {
    background: linear-gradient(135deg, #0984e3 0%, #6c5ce7 100%);
    position: relative;
}

.theme-height-estimator::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 30%;
    background: linear-gradient(to top, rgba(255,255,255,0.1), rgba(255,255,255,0));
}

.theme-khojo-yatri {
    background: linear-gradient(135deg, #00b894 0%, #00cec9 100%);
    position: relative;
}

.theme-khojo-yatri::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(45deg, rgba(255,255,255,0.05), rgba(255,255,255,0.05) 10px, transparent 10px, transparent 20px);
}

.theme-mood-healer {
    background: linear-gradient(135deg, #fdcb6e 0%, #e17055 100%);
    position: relative;
    overflow: hidden;
}

.theme-mood-healer::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0) 70%);
}

.theme-messenger {
    background: linear-gradient(135deg, #6c5ce7 0%, #74b9ff 100%);
    position: relative;
}

.theme-messenger::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at top right, rgba(255,255,255,0.2), rgba(255,255,255,0) 70%);
}

.theme-finance-tracker {
    background: linear-gradient(135deg, #2d3436 0%, #636e72 100%);
    position: relative;
}

.theme-finance-tracker::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 40%;
    background: repeating-linear-gradient(0deg, rgba(255,255,255,0.03), rgba(255,255,255,0.03) 1px, transparent 1px, transparent 5px);
}

@keyframes pulse {
    0% { opacity: 0.5; }
    50% { opacity: 0.8; }
    100% { opacity: 0.5; }
}

.project-content {
    padding: 25px;
}

.project-content h3 {
    margin-bottom: 15px;
    color: var(--dark-color);
}

.project-content p {
    margin-bottom: 20px;
    color: var(--gray-color);
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 20px;
}

.project-tags span {
    background: var(--light-gray);
    padding: 8px 15px;
    border-radius: 50px;
    font-size: 0.8rem;
    color: var(--dark-color);
    font-weight: 500;
    transition: var(--transition-fast);
    border-left: 2px solid var(--primary-color);
}

.project-tags span:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
    border-left-color: var(--accent-color);
}

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

/* Certifications Section */
#certifications {
    background-color: white;
}

.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
}

.certification-card {
    background: white;
    border-radius: 15px;
    padding: 30px;
    box-shadow: var(--box-shadow);
    display: flex;
    align-items: center;
    gap: 20px;
    transition: var(--transition-medium);
    position: relative;
    overflow: hidden;
    border-left: 4px solid var(--primary-color);
}

.certification-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(142, 68, 173, 0.02) 0%, rgba(142, 68, 173, 0) 100%);
    z-index: 0;
}

.certification-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--box-shadow-hover);
    border-left-color: var(--accent-color);
}

.certification-logo {
    width: 60px;
    height: 60px;
    background: var(--light-gray);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.5rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 1;
    transition: var(--transition-fast);
}

.certification-card:hover .certification-logo {
    background: var(--primary-color);
    color: white;
    transform: scale(1.1);
    animation: pulse 2s infinite;
}

.certification-content h3 {
    font-size: 1rem;
    margin-bottom: 5px;
    color: var(--dark-color);
}

.cert-link {
    color: var(--primary-color);
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.cert-link:hover {
    color: var(--secondary-color);
    text-decoration: underline;
}

/* Events Section */
#events {
    background-color: var(--light-color);
}

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

.events-timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 20px;
    height: 100%;
    width: 3px;
    background: linear-gradient(to bottom, var(--primary-color), var(--accent-color));
    border-radius: 3px;
}

.event-item {
    display: flex;
    margin-bottom: 40px;
    position: relative;
}

.event-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    z-index: 1;
    margin-right: 25px;
    box-shadow: 0 5px 15px rgba(142, 68, 173, 0.3);
    transition: var(--transition-fast);
}

.event-item:hover .event-icon {
    transform: scale(1.1);
    box-shadow: 0 8px 20px rgba(142, 68, 173, 0.4);
}

.event-content {
    background: white;
    padding: 25px;
    border-radius: 15px;
    box-shadow: var(--box-shadow);
    flex: 1;
    transition: var(--transition-medium);
    border-top: 3px solid transparent;
    position: relative;
    overflow: hidden;
}

.event-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-medium);
}

.event-item:hover .event-content {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
}

.event-item:hover .event-content::before {
    transform: scaleX(1);
}

.event-content h3 {
    margin-bottom: 5px;
    color: var(--dark-color);
}

.event-content p {
    color: var(--gray-color);
}

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

.contact-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 30px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
}

.contact-item i {
    width: 40px;
    height: 40px;
    background: var(--light-gray);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.2rem;
}

.social-links {
    display: flex;
    gap: 25px;
    margin: 30px 0;
    justify-content: center;
}

.social-links a {
    width: 70px;
    height: 70px;
    background: var(--light-gray);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.8rem;
    transition: var(--transition-fast);
    box-shadow: var(--box-shadow);
    margin: 0 10px;
}

.social-links a:hover {
    background: var(--gradient-primary);
    color: white;
    transform: translateY(-5px) scale(1.1);
    box-shadow: var(--box-shadow-hover);
}

.contact-form form {
    display: flex;
    flex-direction: column;
    gap: 25px;
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: var(--box-shadow);
    transition: var(--transition-medium);
    border-top: 4px solid var(--primary-color);
}

.contact-form form:hover {
    box-shadow: var(--box-shadow-hover);
    transform: translateY(-5px);
}

.form-group {
    position: relative;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 18px;
    border: 2px solid var(--light-gray);
    border-radius: 10px;
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    transition: var(--transition-fast);
    background-color: var(--light-color);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(142, 68, 173, 0.1);
    transform: translateY(-3px);
}

.form-group input:hover,
.form-group textarea:hover {
    border-color: var(--gray-color);
}

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

/* Footer */
footer {
    background-color: var(--dark-color);
    color: white;
    text-align: center;
    padding: 40px 0;
    position: relative;
    overflow: hidden;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
}

footer::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(142, 68, 173, 0.1) 0%, rgba(142, 68, 173, 0) 70%);
    border-radius: 50%;
    z-index: 0;
}

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

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

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideInLeft {
    from { transform: translateX(-50px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes slideInRight {
    from { transform: translateX(50px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

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

@keyframes slideUp {
    from { transform: translateY(50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

@keyframes scaleUp {
    from { transform: scale(0.8); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

/* Scroll Animation Classes */
.section-title,
.about-content,
.skills-container,
.project-card,
.certification-card,
.event-item,
.contact-form {
    opacity: 0;
    transition: var(--transition-medium);
}

.section-title.animate {
    animation: slideUp 0.8s forwards;
}

.about-content.animate {
    animation: slideInLeft 0.8s forwards;
}

.skills-container.animate {
    animation: slideInRight 0.8s forwards;
}

.project-card.animate,
.certification-card.animate {
    animation: scaleUp 0.8s forwards;
}

.contact-form.animate {
    animation: slideUp 0.8s forwards;
}

/* Media Queries */
@media (max-width: 992px) {
    .hero-content h1 {
        font-size: 3.5rem;
    }
    
    .subtitle {
        font-size: 1.3rem;
    }
    
    .projects-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: block;
    }
    
    .nav-links {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        padding: 20px 0;
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .nav-links li {
        margin: 15px 0;
    }
    
    .hero-content h1 {
        font-size: 3rem;
    }
    
    .subtitle {
        font-size: 1.2rem;
    }
    
    .about-content {
        flex-direction: column;
    }
    
    .skills {
        flex-direction: column;
        align-items: center;
    }
    
    .skill-category {
        width: 100%;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .certifications-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .project-card {
        min-width: 100%;
    }
}