body {
    margin: 0;
    font-family: 'Inter', 'Segoe UI', 'Roboto', 'Arial', sans-serif;
    background-color: #F8FAFC;
    color: #1E293B;
    line-height: 1.6;
}
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}
header.hero {
    background: linear-gradient(135deg, #0066CC 0%, #00A3E0 100%);
    color: #fff;
    text-align: center;
    padding: 80px 20px;
    position: relative;
    overflow: hidden;
}

/* Language Switcher */
.language-switcher {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 10;
}

.language-select {
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    color: white;
    padding: 8px 12px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    outline: none;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.language-select:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-1px);
}

.language-select:focus {
    background: rgba(255, 255, 255, 0.3);
    border-color: white;
    box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.2);
}

.language-select option {
    background: #0066CC;
    color: white;
    padding: 8px;
}

@media (max-width: 768px) {
    .language-switcher {
        position: static;
        display: flex;
        justify-content: center;
        margin-bottom: 20px;
    }
    
    .language-select {
        font-size: 16px;
        padding: 10px 15px;
    }
}

header.hero::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="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>') repeat;
    opacity: 0.3;
}
.logo-section {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.saq-logo {
    margin-right: 20px;
    margin-bottom: 10px;
}

.saq-logo.small {
    margin-right: 10px;
}

.eye-icon {
    display: inline-block;
    animation: pulse 2s infinite;
}

.eye-icon.small svg {
    width: 30px;
    height: 30px;
}

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

.brand-text {
    text-align: center;
}
header h1 {
    font-size: 3.5em;
    margin: 0.2em 0;
    font-weight: 700;
    background: linear-gradient(45deg, #ffffff, #E0F2FE);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tagline {
    font-size: 1.1em;
    opacity: 0.9;
    font-weight: 300;
    margin-bottom: 0;
}

.hero-description {
    font-size: 1.3em;
    max-width: 800px;
    margin: 0 auto 40px;
    font-weight: 300;
    opacity: 0.95;
}
header p {
    font-size: 1.2em;
    opacity: 0.9;
}
.buttons {
    margin-top: 40px;
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}
.btn {
    display: inline-block;
    margin: 5px;
    padding: 15px 30px;
    text-decoration: none;
    border-radius: 12px;
    transition: all 0.3s ease;
    font-weight: 600;
    font-size: 1.1em;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    border: 2px solid transparent;
}
.btn.primary {
    background: linear-gradient(135deg, #00A3E0, #0066CC);
    color: #fff;
    transform: translateY(0);
}
.btn.secondary {
    background-color: rgba(255, 255, 255, 0.1);
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}
.btn.primary:hover {
    background: linear-gradient(135deg, #0066CC, #004A99);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 102, 204, 0.3);
}
.btn.secondary:hover {
    background-color: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.2);
}
section {
    padding: 80px 0;
}

.about {
    background: linear-gradient(135deg, #F8FAFC 0%, #E2E8F0 100%);
}

.ai-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.ai-feature {
    text-align: center;
    padding: 30px 20px;
    background: white;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.ai-feature:hover {
    transform: translateY(-10px);
}

.ai-icon {
    font-size: 3em;
    margin-bottom: 20px;
}

.ai-feature h3 {
    color: #0066CC;
    margin-bottom: 15px;
    font-size: 1.3em;
}
h2 {
    text-align: center;
    margin-bottom: 50px;
    font-size: 2.5em;
    color: #1E293B;
    font-weight: 700;
    position: relative;
}

h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #0066CC, #00A3E0);
    border-radius: 2px;
}
.features .cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 80px;
}

.benefit-item {
    background: white;
    padding: 40px 30px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid #E2E8F0;
}

.benefit-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 102, 204, 0.15);
    border-color: #00A3E0;
}

.benefit-icon {
    font-size: 3em;
    margin-bottom: 20px;
    color: #0066CC;
}

.benefit-item h3 {
    color: #1E293B;
    margin-bottom: 15px;
    font-size: 1.4em;
    font-weight: 600;
}

.implementation-info {
    margin-top: 80px;
    padding-top: 60px;
    border-top: 2px solid #E2E8F0;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.step-item {
    background: linear-gradient(135deg, #F8FAFC, #E2E8F0);
    padding: 30px;
    border-radius: 16px;
    text-align: center;
    position: relative;
    border: 1px solid #CBD5E1;
    transition: all 0.3s ease;
}

.step-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 102, 204, 0.1);
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #0066CC, #00A3E0);
    color: white;
    border-radius: 50%;
    font-size: 1.5em;
    font-weight: bold;
    margin-bottom: 20px;
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
}

.step-item h4 {
    color: #1E293B;
    margin-bottom: 15px;
    font-size: 1.3em;
    font-weight: 600;
}

.step-item p {
    color: #475569;
    line-height: 1.6;
    font-size: 1em;
}

.pricing .plans {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-top: 50px;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.pricing {
    background: linear-gradient(135deg, #F8FAFC 0%, #E2E8F0 100%);
}
.card {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    padding: 40px 30px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #E2E8F0;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 102, 204, 0.15);
    border-color: #00A3E0;
}

.card-icon {
    font-size: 3em;
    margin-bottom: 20px;
    color: #0066CC;
}

.card h3 {
    color: #1E293B;
    margin-bottom: 15px;
    font-size: 1.4em;
    font-weight: 600;
}

.plan {
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    padding: 0;
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid #E2E8F0;
    overflow: hidden;
}

.plan:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 50px rgba(0, 102, 204, 0.15);
}

.plan-header {
    background: linear-gradient(135deg, #F8FAFC, #E2E8F0);
    padding: 30px;
    border-bottom: 1px solid #E2E8F0;
}

.plan-header h3 {
    color: #1E293B;
    margin-bottom: 10px;
    font-size: 1.5em;
    font-weight: 700;
}

.plan-header p {
    color: #64748B;
    margin: 0;
    font-size: 1.1em;
}

.plan-price {
    padding: 30px;
    background: white;
}

.plan-price .price {
    display: block;
    font-size: 2.2em;
    font-weight: 700;
    color: #0066CC;
    margin-bottom: 5px;
}

.plan-price .period {
    color: #64748B;
    font-size: 1em;
}

.plan-features {
    list-style: none;
    padding: 0 30px 30px;
    margin: 0;
}

.plan-features li {
    padding: 12px 0;
    border-bottom: 1px solid #F1F5F9;
    text-align: left;
    color: #475569;
}

.plan-features li:last-child {
    border-bottom: none;
}
.plan.featured {
    border: 3px solid #0066CC;
    transform: scale(1.05);
    position: relative;
}

.plan.featured::before {
    content: '🌟 Популярный';
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #0066CC, #00A3E0);
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 0.9em;
    font-weight: 600;
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
}

.plan.featured .plan-header {
    background: linear-gradient(135deg, #0066CC, #00A3E0);
    color: white;
}

.plan.featured .plan-header h3,
.plan.featured .plan-header p {
    color: white;
}

.plan.featured .plan-price .price {
    color: #0066CC;
}
.footer {
    background: linear-gradient(135deg, #1E293B 0%, #0F172A 100%);
    color: #CBD5E1;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    margin-bottom: 40px;
    align-items: start;
}

.footer-brand {
    text-align: left;
}

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    font-size: 1.3em;
    font-weight: 600;
    color: white;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 40px;
}

.footer-column h4 {
    color: white;
    margin-bottom: 20px;
    font-size: 1.1em;
    font-weight: 600;
}

.footer-column ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

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

.footer-column a {
    color: #94A3B8;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-column a:hover {
    color: #00A3E0;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #334155;
    color: #64748B;
}

/* Responsive Design */
@media (max-width: 768px) {
    header h1 {
        font-size: 2.5em;
    }
    
    .logo-section {
        flex-direction: column;
        text-align: center;
    }
    
    .saq-logo {
        margin-right: 0;
        margin-bottom: 20px;
    }
    
    .features .cards,
    .pricing .plans {
        grid-template-columns: 1fr;
    }
    
    .plan.featured {
        transform: none;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .footer-brand {
        text-align: center;
    }
    
    .footer-logo {
        justify-content: center;
    }
    
    .buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
    }
    
    section {
        padding: 60px 0;
    }
}