:root {
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --accent-color: #f093fb;
    --dark-color: #1a1a2e;
    --light-color: #f8f9fa;
    --text-color: #333;
    --text-light: #6c757d;
    --white: #ffffff;
    --gradient-primary: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    --gradient-accent: linear-gradient(135deg, var(--accent-color) 0%, var(--primary-color) 100%);
    --shadow-light: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 8px 25px rgba(0, 0, 0, 0.15);
    --shadow-heavy: 0 15px 35px rgba(0, 0, 0, 0.1);
    --border-radius: 10px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}

/* Navigation */
.custom-navbar {
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    transition: var(--transition);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.custom-navbar.scrolled {
    background: rgba(26, 26, 46, 0.98);
    padding: 0.5rem 0;
}

.brand-text {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.navbar-nav .nav-link {
    color: var(--white) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    padding: 0.5rem 1rem !important;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.navbar-nav .nav-link:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.navbar-nav .btn-primary {
    background: var(--gradient-primary);
    border: none;
    color: var(--white) !important;
}

.navbar-nav .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--dark-color) 0%, #16213e 50%, var(--dark-color) 100%);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
}

#particles-js {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    color: var(--white);
}

.hero-subtitle {
    color: var(--accent-color);
    font-size: 1.1rem;
    font-weight: 500;
    display: block;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.text-primary {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.typing-animation {
    color: var(--accent-color);
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.8);
    max-width: 600px;
}

.hero-buttons {
    margin-bottom: 3rem;
}

.hero-buttons .btn {
    margin-right: 1rem;
    margin-bottom: 1rem;
    padding: 0.8rem 2rem;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transition);
}

.hero-buttons .btn-primary {
    background: var(--gradient-primary);
    border: none;
}

.hero-buttons .btn-outline-light {
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.hero-buttons .btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

.hero-stats {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
}

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

.stat-item h3 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.stat-item p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

/* Hero Image */
.hero-image {
    position: relative;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.floating-card {
    position: absolute;
    background: var(--white);
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-medium);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    animation: float 6s ease-in-out infinite;
    cursor: pointer;
    transition: var(--transition);
}

.floating-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-heavy);
}

.floating-card.delay-1 {
    animation-delay: -2s;
    top: 20%;
    right: 10%;
}

.floating-card.delay-2 {
    animation-delay: -4s;
    bottom: 20%;
    left: 10%;
}

.floating-card i {
    font-size: 1.2rem;
    color: var(--primary-color);
}

.floating-card span {
    font-weight: 600;
    color: var(--text-color);
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* Section Styling */
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--dark-color);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 2rem;
}

/* About Section */
.about-section {
    background: var(--light-color);
}

.about-content h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.about-content p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    color: var(--text-light);
}

.skills-progress {
    margin-top: 2rem;
}

.skill-item {
    margin-bottom: 1.5rem;
}

.skill-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.progress {
    height: 8px;
    background: rgba(102, 126, 234, 0.1);
    border-radius: 4px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 4px;
    transition: width 2s ease-in-out;
}

/* Tech Stack */
.about-image {
    position: relative;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tech-stack {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    padding: 2rem;
}

.tech-item {
    background: var(--white);
    padding: 1rem;
    border-radius: var(--border-radius);
    text-align: center;
    font-weight: 600;
    color: var(--primary-color);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    cursor: pointer;
}

.tech-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
    background: var(--gradient-primary);
    color: var(--white);
}

/* Services Section */
.services-section {
    background: var(--white);
    padding: 5rem 0;
}

.service-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    text-align: center;
    transition: var(--transition);
    height: 100%;
    border: 2px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-heavy);
    border-color: var(--primary-color);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: var(--transition);
}

.service-icon i {
    font-size: 2rem;
    color: var(--white);
}

.service-card:hover .service-icon {
    transform: scale(1.1);
}

.service-card h4 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.service-card p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.service-features {
    list-style: none;
    margin-bottom: 1.5rem;
    text-align: left;
}

.service-features li {
    padding: 0.5rem 0;
    color: var(--text-light);
    position: relative;
    padding-left: 1.5rem;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* Portfolio Section */
.portfolio-section {
    background: var(--light-color);
    padding: 5rem 0;
}

.portfolio-item {
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.portfolio-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-heavy);
}

.portfolio-image {
    position: relative;
    height: 200px;
    background: var(--gradient-primary);
    overflow: hidden;
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-content {
    padding: 1.5rem;
}

.portfolio-content h5 {
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

.portfolio-content p {
    color: var(--text-light);
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.portfolio-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.portfolio-tags span {
    background: var(--gradient-primary);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* Contact Section */
.contact-section {
    background: var(--white);
    padding: 5rem 0;
}

.contact-form {
    background: var(--light-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
}

.contact-form .form-control {
    border: 2px solid transparent;
    padding: 0.8rem 1rem;
    border-radius: var(--border-radius);
    background: var(--white);
    transition: var(--transition);
}

.contact-form .form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

.contact-info {
    text-align: center;
    padding: 2rem 1rem;
}

.contact-info i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.contact-info h5 {
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

.contact-info p {
    color: var(--text-light);
}

/* Footer */
.footer {
    background: var(--dark-color);
    color: var(--white);
}

.social-links {
    display: flex;
    gap: 1rem;
    justify-content: center;
    justify-content: end;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    border-radius: 50%;
    transition: var(--transition);
    text-decoration: none;
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
}

/* Button Styles */
.btn {
    padding: 0.8rem 2rem;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transition);
    border: none;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
    background: var(--gradient-primary);
}

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

.btn-outline-primary:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

/* Modal Styling */
.modal-content {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-heavy);
}

.modal-header {
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.modal-header .btn-close {
    filter: brightness(0) invert(1);
}

/* Responsive Design */
@media (max-width: 992px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        justify-content: center;
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .tech-stack {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-buttons .btn {
        display: block;
        margin: 0.5rem 0;
    }
    
    .floating-card {
        position: static;
        margin: 1rem;
        display: inline-flex;
    }
    
    .hero-image {
        height: auto;
        flex-direction: column;
        margin-top: 2rem;
    }
    
    .tech-stack {
        grid-template-columns: 1fr;
        padding: 1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .about-content h3 {
        font-size: 1.5rem;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 1.8rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .service-card,
    .portfolio-item {
        margin-bottom: 2rem;
    }
    
    .contact-form {
        padding: 1rem;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translate3d(0, 40px, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translate3d(0, -40px, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translate3d(-40px, 0, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translate3d(40px, 0, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

/* Loading Animation */
.loading {
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Focus States for Accessibility */
.btn:focus,
.form-control:focus,
.nav-link:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Partners Section */
.partners-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    position: relative;
    overflow: hidden;
}

.partners-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="0.5" fill="%23000" opacity="0.02"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    pointer-events: none;
}

.partnership-content {
    position: relative;
    z-index: 1;
}

.partnership-badge {
    margin-bottom: 1rem;
}

.partnership-badge .badge {
    font-size: 0.875rem;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    background: var(--gradient-primary) !important;
    border: none;
}

.partnership-content h3 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 1.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.partnership-description {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-color);
    margin-bottom: 2rem;
}

.partnership-benefits h5 {
    color: var(--dark-color);
    margin-bottom: 1rem;
    font-weight: 600;
}

.partnership-benefits ul {
    list-style: none;
    padding: 0;
    margin-bottom: 2rem;
}

.partnership-benefits li {
    padding: 0.5rem 0;
    font-weight: 500;
    display: flex;
    align-items: center;
}

.partnership-benefits li i {
    margin-right: 0.75rem;
    font-size: 1.1rem;
}

.partnership-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.partnership-actions .btn {
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transition);
}

.partnership-actions .btn i {
    margin-right: 0.5rem;
}

.partnership-actions .btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.partnership-visual {
    position: relative;
    z-index: 1;
}

.partnership-card {
    background: var(--white);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: var(--shadow-heavy);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.partnership-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.partnership-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.partnership-logo {
    text-align: center;
    margin-bottom: 2rem;
}

.logo-placeholder {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100px;
    height: 100px;
    background: var(--gradient-primary);
    border-radius: 20px;
    color: var(--white);
    font-size: 2rem;
    font-weight: 700;
    flex-direction: column;
    margin: 0 auto;
    box-shadow: var(--shadow-medium);
}

.logo-placeholder span {
    font-size: 0.875rem;
    margin-top: 0.25rem;
    font-weight: 600;
}

.partnership-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
    text-align: center;
}

.partnership-stats .stat-item h4 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.partnership-stats .stat-item span {
    font-size: 0.875rem;
    color: var(--text-light);
    font-weight: 500;
}

.partnership-services h6 {
    color: var(--dark-color);
    margin-bottom: 1rem;
    font-weight: 600;
}

.service-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.service-tags span {
    background: var(--light-color);
    color: var(--text-color);
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    border: 1px solid rgba(102, 126, 234, 0.2);
    transition: var(--transition);
}

.service-tags span:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-1px);
}

.tech-partner-logo {
    padding: 1rem;
    text-align: center;
    transition: var(--transition);
}

.tech-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    background: var(--white);
    border-radius: 15px;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    border: 1px solid rgba(102, 126, 234, 0.1);
}

.tech-logo:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
    border-color: var(--primary-color);
}

.tech-logo i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.tech-logo span {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-color);
}

.partnership-cta {
    background: var(--white);
    padding: 3rem 2rem;
    border-radius: 20px;
    box-shadow: var(--shadow-medium);
    border: 1px solid rgba(102, 126, 234, 0.1);
    position: relative;
    overflow: hidden;
}

.partnership-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.partnership-cta h4 {
    color: var(--dark-color);
    margin-bottom: 1rem;
    font-weight: 700;
}

.partnership-cta p {
    color: var(--text-light);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.partnership-cta .btn {
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transition);
}

.partnership-cta .btn i {
    margin-right: 0.5rem;
}

.partnership-cta .btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

/* Responsive Design for Partners Section */
@media (max-width: 768px) {
    .partnership-content h3 {
        font-size: 2rem;
    }
    
    .partnership-actions {
        flex-direction: column;
    }
    
    .partnership-actions .btn {
        text-align: center;
        width: 100%;
    }
    
    .partnership-stats {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .partnership-cta {
        padding: 2rem 1.5rem;
    }
    
    .service-tags {
        justify-content: center;
    }
}

@media (max-width: 576px) {
    .tech-logo {
        padding: 1rem;
    }
    
    .tech-logo i {
        font-size: 1.5rem;
    }
    
    .partnership-card {
        padding: 1.5rem;
    }
    
    .logo-placeholder {
        width: 80px;
        height: 80px;
        font-size: 1.5rem;
    }
}

/* Print Styles */
@media print {
    .navbar,
    .hero-section,
    .footer {
        display: none;
    }
    
    .container {
        max-width: 100%;
    }
}