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

:root {
    --primary-color: #2563EB;
    --secondary-color: #7C3AED;
    --accent-color: #DB2777;
    --dark: #0F172A;
    --light: #F8FAFC;
    --gray: #64748B;
    --white: #FFFFFF;
    --gradient-1: linear-gradient(135deg, #2563EB 0%, #7C3AED 100%);
    --gradient-2: linear-gradient(135deg, #DB2777 0%, #7C3AED 100%);
    --gradient-3: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
    --shadow-sm: 0 10px 30px -10px rgba(37, 99, 235, 0.2);
    --shadow-md: 0 20px 40px -15px rgba(124, 58, 237, 0.3);
    --shadow-lg: 0 30px 60px -15px rgba(219, 39, 119, 0.3);
    --glass: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--dark);
    background: var(--light);
    line-height: 1.5;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 30px;
}

.site-header {
    position: sticky;
    top: 20px;
    z-index: 1000;
    margin-top: 20px;
}

.header-content {
    background: var(--glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 100px;
    padding: 10px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-sm);
}

.logo a {
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 800;
    font-size: 20px;
}

.logo h1 {
    color: var(--dark);
    font-size: 20px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-menu a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    font-size: 15px;
    transition: all 0.3s ease;
    position: relative;
    padding: 5px 0;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-1);
    transition: width 0.3s ease;
    border-radius: 2px;
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

.nav-menu a:hover,
.nav-menu a.active {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 20px;
}

.language-switcher {
    display: flex;
    gap: 5px;
    background: rgba(255,255,255,0.5);
    padding: 3px;
    border-radius: 30px;
}

.lang-btn {
    padding: 6px 12px;
    border: none;
    background: transparent;
    color: var(--gray);
    font-weight: 600;
    font-size: 12px;
    cursor: pointer;
    border-radius: 25px;
    transition: all 0.3s ease;
    text-transform: uppercase;
}

.lang-btn.active {
    background: var(--white);
    color: var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.btn {
    display: inline-block;
    padding: 14px 35px;
    background: var(--gradient-1);
    color: var(--white);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 15px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    z-index: 1;
    box-shadow: var(--shadow-sm);
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-2);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

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

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

.btn-small {
    padding: 10px 25px;
    font-size: 13px;
}

.hero {
    padding: 100px 0 60px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 80%;
    height: 200%;
    background: var(--gradient-1);
    opacity: 0.05;
    border-radius: 50%;
    transform: rotate(-15deg);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: 64px;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -2px;
    margin-bottom: 25px;
}

.hero h1 span {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.hero p {
    font-size: 18px;
    color: var(--gray);
    margin-bottom: 40px;
    max-width: 500px;
}

.hero-stats {
    display: flex;
    gap: 40px;
    margin-top: 50px;
}

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

.stat-number {
    font-size: 36px;
    font-weight: 800;
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
}

.stat-label {
    font-size: 14px;
    color: var(--gray);
    margin-top: 5px;
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    border-radius: 30px;
    box-shadow: var(--shadow-lg);
    transform: perspective(1000px) rotateY(-10deg) rotateX(5deg);
    transition: transform 0.5s ease;
}

.hero-image:hover img {
    transform: perspective(1000px) rotateY(-5deg) rotateX(2deg);
}

.floating-card {
    position: absolute;
    bottom: -30px;
    left: -30px;
    background: var(--white);
    padding: 20px 25px;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: 15px;
    animation: float 3s ease-in-out infinite;
}

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

.floating-card i {
    font-size: 30px;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.floating-card span {
    font-weight: 700;
    font-size: 18px;
}

.services {
    padding: 100px 0;
    background: var(--white);
    border-radius: 50px 50px 0 0;
    margin-top: 50px;
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 60px;
}

.section-tag {
    display: inline-block;
    padding: 8px 20px;
    background: var(--gradient-1);
    color: white;
    border-radius: 50px;
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 20px;
}

.section-header h2 {
    font-size: 48px;
    font-weight: 800;
    letter-spacing: -1.5px;
    margin-bottom: 20px;
}

.section-header p {
    color: var(--gray);
    font-size: 18px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.service-card {
    background: var(--light);
    padding: 40px 30px;
    border-radius: 30px;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: var(--gradient-1);
    transform: translateY(-100%);
    transition: transform 0.3s ease;
}

.service-card:hover::before {
    transform: translateY(0);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
}

.service-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-1);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
}

.service-icon i {
    font-size: 30px;
    color: white;
}

.service-card h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 15px;
}

.service-card p {
    color: var(--gray);
    margin-bottom: 25px;
    line-height: 1.6;
}

.service-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: gap 0.3s ease;
}

.service-link:hover {
    gap: 10px;
}

.about-section {
    padding: 100px 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    position: relative;
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    border-radius: 30px;
    box-shadow: var(--shadow-lg);
}

.about-badge {
    position: absolute;
    top: 50%;
    right: -60px;
    transform: translateY(-50%);
    background: white;
    padding: 35px;
    border-radius: 40px;
    box-shadow: var(--shadow-lg);
    width: 380px;
    z-index: 10;
    border: 1px solid rgba(37, 99, 235, 0.1);
}

.about-badge h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 30px;
    text-align: center;
}

.about-content {
    padding-right: 40px;
}

.about-content h2 {
    font-size: 48px;
    font-weight: 800;
    letter-spacing: -1.5px;
    margin-bottom: 25px;
    line-height: 1.2;
    color: var(--dark);
}

.about-content > p {
    font-size: 18px;
    color: var(--gray);
    line-height: 1.8;
    margin-bottom: 40px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.feature-item {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05) 0%, rgba(124, 58, 237, 0.05) 100%);
    padding: 25px;
    border-radius: 20px;
    transition: all 0.3s ease;
    border: 1px solid rgba(37, 99, 235, 0.1);
}

.feature-item:hover {
    transform: translateY(-5px);
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.08) 0%, rgba(124, 58, 237, 0.08) 100%);
    border-color: var(--primary-color);
}

.feature-item i {
    font-size: 28px;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 15px;
}

.feature-item h4 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--dark);
}

.feature-item p {
    color: var(--gray);
    font-size: 14px;
    line-height: 1.6;
    margin: 0;
}

.contacts-section {
    padding: 100px 0;
    background: var(--gradient-3);
    border-radius: 50px;
    color: white;
}

.contacts-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.contact-info h2 {
    font-size: 48px;
    font-weight: 800;
    letter-spacing: -1.5px;
    margin-bottom: 30px;
}

.contact-info p {
    font-size: 18px;
    opacity: 0.8;
    margin-bottom: 40px;
    line-height: 1.8;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

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

.contact-item i {
    width: 50px;
    height: 50px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.contact-item h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 5px;
    opacity: 0.7;
}

.contact-item a,
.contact-item span {
    color: white;
    text-decoration: none;
    font-size: 18px;
}

.contact-form {
    background: white;
    padding: 50px;
    border-radius: 30px;
    box-shadow: var(--shadow-lg);
}

.contact-form h3 {
    color: var(--dark);
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 30px;
}

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

.contact-form input,
.contact-form textarea,
.contact-form select {
    width: 100%;
    padding: 18px 25px;
    border: 2px solid var(--light);
    border-radius: 15px;
    font-family: inherit;
    font-size: 16px;
    transition: all 0.3s ease;
    background: var(--light);
}

.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
    outline: none;
    border-color: var(--primary-color);
    background: white;
    box-shadow: var(--shadow-sm);
}

.site-footer {
    background: var(--dark);
    color: white;
    padding: 80px 0 40px;
    margin-top: 100px;
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.footer-logo .logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 800;
}

.footer-logo span {
    font-size: 20px;
    font-weight: 700;
}

.footer-about p {
    opacity: 0.7;
    line-height: 1.8;
    margin-bottom: 25px;
}

.footer-nav h4,
.footer-contacts h4 {
    color: white;
    font-size: 18px;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 10px;
}

.footer-nav h4::after,
.footer-contacts h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background: var(--gradient-1);
}

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

.footer-nav li {
    margin-bottom: 12px;
}

.footer-nav a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-nav a:hover {
    color: white;
    padding-left: 5px;
}

.footer-contacts p {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    opacity: 0.7;
}

.footer-contacts i {
    color: var(--primary-color);
}

.copyright {
    text-align: center;
    padding-top: 40px;
    margin-top: 40px;
    border-top: 1px solid rgba(255,255,255,0.1);
    opacity: 0.5;
    font-size: 14px;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--dark);
    margin: 3px 0;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.review-button {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    border: 1px solid var(--gray);
    background: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.review-button:hover {
    background: var(--gradient-1);
    border-color: transparent;
}

.review-button:hover i {
    color: white;
}

@media (max-width: 1200px) {
    .hero h1 {
        font-size: 54px;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-badge {
        width: 340px;
        right: -30px;
    }
}

@media (max-width: 992px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero p {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .about-section {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .about-content {
        padding-right: 0;
    }
    
    .about-badge {
        position: static;
        transform: none;
        width: 100%;
        margin-top: 30px;
    }
    
    .contacts-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 20px;
        right: 20px;
        background: white;
        flex-direction: column;
        padding: 30px;
        border-radius: 30px;
        box-shadow: var(--shadow-lg);
        gap: 20px;
        text-align: center;
        margin-top: 10px;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .header-content {
        border-radius: 50px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .hero h1 {
        font-size: 42px;
    }
    
    .section-header h2 {
        font-size: 36px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .about-content h2 {
        font-size: 36px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 36px;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }
    
    .floating-card {
        display: none;
    }
    
    .contact-form {
        padding: 30px 20px;
    }
    
    .about-badge {
        padding: 25px;
    }
}