:root {
    --primary-color: #667eea;
    --primary-dark: #5a6fd8;
    --secondary-color: #764ba2;
    --accent-color: #f093fb;
    --text-dark: #2d3748;
    --text-light: #718096;
    --background: #f7fafc;
    --white: #ffffff;
    --gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-light: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

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

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

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

.language-switcher {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
}

[dir="rtl"] .language-switcher {
    right: auto;
    left: 20px;
}

.lang-btn {
    background: rgba(255, 255, 255, 0.95);
    border: 2px solid var(--primary-color);
    border-radius: 25px;
    padding: 10px 15px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    font-family: inherit;
    backdrop-filter: blur(10px);
}

.lang-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    background: var(--primary-color);
    color: white;
}

.lang-btn:hover i,
.lang-btn:hover span {
    color: white;
}

.lang-btn i {
    color: var(--primary-color);
    font-size: 18px;
    transition: color 0.3s ease;
}

.lang-btn span {
    font-weight: bold;
    color: var(--primary-color);
    transition: color 0.3s ease;
}

.navbar {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 999;
}

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

.nav-logo a {
    font-size: 24px;
    font-weight: bold;
    color: var(--primary-color);
    text-decoration: none;
}

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

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.login-btn {
    background: var(--gradient);
    color: var(--white) !important;
    padding: 8px 20px;
    border-radius: 25px;
    transition: transform 0.3s ease;
}

.login-btn:hover {
    transform: translateY(-2px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    margin: 3px 0;
    transition: 0.3s;
}

.hero {
    background: var(--gradient);
    color: var(--white);
    padding: 150px 0 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 50px;
}

.hero-content {
    flex: 1;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

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

.hero-image {
    flex: 1;
    text-align: center;
}

.hero-image img {
    max-width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

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

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

.about {
    padding: 100px 0;
    background: var(--white);
}

.about h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 50px;
    color: var(--text-dark);
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-text h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.about-text p {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 30px;
}

.features {
    display: flex;
    gap: 30px;
}

.feature {
    display: flex;
    align-items: center;
    gap: 10px;
}

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

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.stat {
    text-align: center;
    padding: 20px;
    background: var(--gradient);
    color: var(--white);
    border-radius: 15px;
}

.stat h4 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.services {
    padding: 100px 0;
    background: var(--background);
}

.services h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 50px;
    color: var(--text-dark);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

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

.service-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.service-card p {
    color: var(--text-light);
}
.contact {
    padding: 100px 0;
    background: var(--white);
}

.contact h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 50px;
    color: var(--text-dark);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

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

.contact-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    width: 50px;
    height: 50px;
    background: var(--background);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-form input,
.contact-form textarea {
    padding: 15px;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    font-size: 16px;
    transition: border-color 0.3s ease;
    font-family: inherit;
}

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

.footer {
    background: var(--text-dark);
    color: var(--white);
    padding: 50px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 30px;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 20px;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section a {
    color: var(--text-light);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: var(--white);
}

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

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    border-radius: 50%;
    transition: background 0.3s ease;
    color: white;
    text-decoration: none;
}

.social-links a:hover {
    background: var(--primary-dark);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #4a5568;
    color: var(--text-light);
}
@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero .container {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .features {
        flex-direction: column;
        gap: 20px;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .language-switcher {
        top: 10px;
        right: 10px;
    }
    
    [dir="rtl"] .language-switcher {
        right: auto;
        left: 10px;
    }
}

.services {
    padding: 100px 0;
    background: var(--background);
    position: relative;
}

.services h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 50px;
    color: var(--text-dark);
    position: relative;
}

.services h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient);
    border-radius: 2px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    perspective: 1000px;
}

.service-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient);
    transition: left 0.4s ease;
    z-index: 1;
    opacity: 0.1;
}

.service-card:hover::before {
    left: 0;
}

.service-card:hover {
    transform: translateY(-15px) rotateX(5deg) rotateY(5deg);
    box-shadow: 0 25px 50px rgba(102, 126, 234, 0.3);
    border-color: var(--primary-color);
}

.service-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

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

.service-icon {
    position: relative;
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s ease;
    z-index: 2;
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(10deg);
    box-shadow: 0 15px 30px rgba(102, 126, 234, 0.4);
}

.service-icon i {
    font-size: 2.5rem;
    color: white;
    transition: all 0.4s ease;
}

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

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--text-dark);
    position: relative;
    z-index: 2;
    transition: color 0.3s ease;
}

.service-card:hover h3 {
    color: var(--primary-color);
}

.service-card p {
    color: var(--text-light);
    line-height: 1.6;
    position: relative;
    z-index: 2;
    transition: color 0.3s ease;
}

.service-features {
    position: absolute;
    bottom: -100%;
    left: 0;
    width: 100%;
    padding: 20px;
    background: var(--gradient);
    color: white;
    transition: bottom 0.4s ease;
    z-index: 3;
    border-radius: 0 0 20px 20px;
}

.service-card:hover .service-features {
    bottom: 0;
}

.service-features ul {
    list-style: none;
    text-align: right;
}

.service-features li {
    padding: 5px 0;
    font-size: 0.9rem;
    position: relative;
}

.service-features li::before {
    content: '✓';
    margin-left: 8px;
    font-weight: bold;
}

.service-card:nth-child(1):hover {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.service-card:nth-child(1):hover * {
    color: white !important;
}

.service-card:nth-child(2):hover {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.service-card:nth-child(2):hover * {
    color: white !important;
}

.service-card:nth-child(3):hover {
    background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
}

.service-card:nth-child(3):hover * {
    color: white !important;
}

.service-card:nth-child(4):hover {
    background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
}

.service-card:nth-child(4):hover * {
    color: white !important;
}

.service-loading {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 2s ease;
}

.service-card.loading .service-loading {
    transform: scaleX(1);
}

@keyframes serviceAppear {
    0% {
        opacity: 0;
        transform: translateY(50px) scale(0.8);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.service-card {
    animation: serviceAppear 0.6s ease forwards;
}

.service-card:nth-child(1) { animation-delay: 0.1s; }
.service-card:nth-child(2) { animation-delay: 0.2s; }
.service-card:nth-child(3) { animation-delay: 0.3s; }
.service-card:nth-child(4) { animation-delay: 0.4s; }

.service-card:active {
    transform: translateY(-5px) scale(0.98);
}

@media (max-width: 768px) {
    .services-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .service-card:hover {
        transform: translateY(-10px);
    }
    
    .service-features {
        position: relative;
        bottom: 0;
        background: transparent;
        color: var(--text-light);
        padding: 15px 0 0 0;
    }
    
    .service-card:hover .service-features {
        position: relative;
    }
}

.services {
    padding: 100px 0;
    background: var(--background);
    position: relative;
}

.services h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 50px;
    color: var(--text-dark);
    position: relative;
}

.services h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient);
    border-radius: 2px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    perspective: 1000px;
}

.service-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient);
    transition: left 0.4s ease;
    z-index: 1;
    opacity: 0.1;
}

.service-card:hover::before {
    left: 0;
}

.service-card:hover {
    transform: translateY(-15px) rotateX(5deg) rotateY(5deg);
    box-shadow: 0 25px 50px rgba(102, 126, 234, 0.3);
    border-color: var(--primary-color);
}

.service-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

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

.service-icon {
    position: relative;
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s ease;
    z-index: 2;
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(10deg);
    box-shadow: 0 15px 30px rgba(102, 126, 234, 0.4);
}

.service-icon i {
    font-size: 2.5rem;
    color: white;
    transition: all 0.4s ease;
}

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

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--text-dark);
    position: relative;
    z-index: 2;
    transition: color 0.3s ease;
}

.service-card:hover h3 {
    color: var(--primary-color);
}

.service-card p {
    color: var(--text-light);
    line-height: 1.6;
    position: relative;
    z-index: 2;
    transition: color 0.3s ease;
}

.service-features {
    position: absolute;
    bottom: -100%;
    left: 0;
    width: 100%;
    padding: 20px;
    background: var(--gradient);
    color: white;
    transition: bottom 0.4s ease;
    z-index: 3;
    border-radius: 0 0 20px 20px;
}

.service-card:hover .service-features {
    bottom: 0;
}

.service-features ul {
    list-style: none;
    text-align: right;
}

.service-features li {
    padding: 5px 0;
    font-size: 0.9rem;
    position: relative;
}

.service-features li::before {
    content: '✓';
    margin-left: 8px;
    font-weight: bold;
}

.service-card:nth-child(1):hover {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.service-card:nth-child(1):hover * {
    color: white !important;
}

.service-card:nth-child(2):hover {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.service-card:nth-child(2):hover * {
    color: white !important;
}

.service-card:nth-child(3):hover {
    background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
}

.service-card:nth-child(3):hover * {
    color: white !important;
}

.service-card:nth-child(4):hover {
    background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
}

.service-card:nth-child(4):hover * {
    color: white !important;
}

.service-loading {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 2s ease;
}

.service-card.loading .service-loading {
    transform: scaleX(1);
}

@keyframes serviceAppear {
    0% {
        opacity: 0;
        transform: translateY(50px) scale(0.8);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.service-card {
    animation: serviceAppear 0.6s ease forwards;
}

.service-card:nth-child(1) { animation-delay: 0.1s; }
.service-card:nth-child(2) { animation-delay: 0.2s; }
.service-card:nth-child(3) { animation-delay: 0.3s; }
.service-card:nth-child(4) { animation-delay: 0.4s; }

.service-card:active {
    transform: translateY(-5px) scale(0.98);
}

@media (max-width: 768px) {
    .services-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .service-card:hover {
        transform: translateY(-10px);
    }
    
    .service-features {
        position: relative;
        bottom: 0;
        background: transparent;
        color: var(--text-light);
        padding: 15px 0 0 0;
    }
    
    .service-card:hover .service-features {
        position: relative;
    }
}