/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #1A73E8;
    --background-color: #f7f9fc;
    --text-color: #000000;
    --text-secondary: #5f6368;
    --card-background: #ffffff;
    --border-color: #e0e0e0;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 4px 16px rgba(0, 0, 0, 0.12);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
    overflow-x: hidden;
}

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

/* Hero Section */
.hero {
    padding: 80px 0;
    text-align: center;
    background: linear-gradient(135deg, #ffffff 0%, #f0f4fa 100%);
    animation: fadeInUp 0.8s ease-out;
}

.hero__title {
    font-size: clamp(28px, 5vw, 48px);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--text-color);
}

.hero__subtitle {
    font-size: clamp(18px, 3vw, 22px);
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* CTA Button */
.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 18px;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
    background-color: #1557b0;
}

.cta-button svg,
.cta-button .telegram-icon {
    flex-shrink: 0;
}

.cta-button--large {
    padding: 20px 40px;
    font-size: 20px;
}

/* Section Styles */
.section-title {
    font-size: clamp(28px, 4vw, 36px);
    font-weight: 700;
    text-align: center;
    margin-bottom: 16px;
    color: var(--text-color);
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 48px;
}

/* Features Section */
.features {
    padding: 80px 0;
    background-color: white;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.features__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.feature-card {
    text-align: center;
    padding: 32px 24px;
    border-radius: 12px;
    background-color: var(--card-background);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.feature-card__icon {
    margin-bottom: 20px;
    display: flex;
    justify-content: center;
}

.feature-card__title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
}

.feature-card__text {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Offers Section */
.offers {
    padding: 80px 0;
    background-color: var(--background-color);
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.offers__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
}

.offer-card {
    background-color: white;
    border-radius: 12px;
    padding: 32px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
    position: relative;
}

.offer-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.offer-card__badge {
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #4CAF50 0%, #45a049 100%);
    color: white;
    padding: 8px 20px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: 0 0 8px 8px;
    box-shadow: 0 3px 10px rgba(76, 175, 80, 0.5);
    z-index: 1;
    white-space: nowrap;
}

.offer-card__logo {
    text-align: center;
    margin-bottom: 20px;
}

.offer-card__logo img {
    width: 150px;
    height: 150px;
    object-fit: contain;
}

.offer-card__title {
    font-size: 22px;
    font-weight: 600;
    text-align: center;
    margin-bottom: 24px;
}

.offer-card__details {
    display: flex;
    justify-content: space-around;
    margin-bottom: 24px;
    padding: 20px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.offer-card__item {
    text-align: center;
}

.offer-card__label {
    display: block;
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.offer-card__value {
    display: block;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-color);
}

.offer-card__button {
    display: block;
    width: 100%;
    padding: 14px 24px;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    text-align: center;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.offer-card__button:hover {
    background-color: #1557b0;
    transform: translateY(-1px);
}

/* Benefits Section */
.benefits {
    padding: 80px 0;
    background-color: white;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.benefits__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-top: 48px;
}

.benefits__image {
    display: flex;
    justify-content: center;
}

.benefits__image img {
    max-width: 100%;
    height: auto;
}

.benefits__list ul {
    list-style: none;
}

.benefits__list li {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
    font-size: 18px;
    padding: 16px 0;
}

.benefits__list svg {
    flex-shrink: 0;
}

/* Final CTA */
.final-cta {
    padding: 100px 0;
    background: linear-gradient(135deg, #f0f4fa 0%, #ffffff 100%);
    text-align: center;
    animation: fadeInUp 0.8s ease-out 0.8s both;
}

.final-cta__title {
    font-size: clamp(32px, 5vw, 42px);
    font-weight: 700;
    margin-bottom: 16px;
}

.final-cta__subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

/* Footer */
.footer {
    padding: 60px 0 30px;
    background-color: var(--text-color);
    color: white;
}

.footer__content {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.footer__legal {
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    padding-bottom: 24px;
}

.footer__company {
    font-size: 16px;
    margin-bottom: 8px;
}

.footer__details {
    font-size: 14px;
    opacity: 0.8;
    margin: 4px 0;
}

.footer__disclaimer {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.footer__disclaimer p {
    font-size: 13px;
    line-height: 1.6;
    opacity: 0.85;
    margin-bottom: 12px;
}

.footer__disclaimer strong {
    opacity: 1;
    font-weight: 600;
}

.footer__warning {
    font-size: 12px;
    opacity: 0.7;
    font-style: italic;
}

.footer__copyright {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.footer__copyright p {
    font-size: 14px;
    opacity: 0.7;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .hero {
        padding: 60px 0;
    }
    
    .cta-button {
        padding: 14px 24px;
        font-size: 16px;
    }
    
    .cta-button svg {
        width: 20px;
        height: 20px;
    }
    
    .features,
    .offers,
    .benefits,
    .final-cta {
        padding: 60px 0;
    }
    
    .features__grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .offers__grid {
        grid-template-columns: 1fr;
    }
    
    .benefits__content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .benefits__image {
        order: -1;
    }
    
    .benefits__image img {
        max-width: 300px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero__title {
        font-size: 24px;
    }
    
    .hero__subtitle {
        font-size: 16px;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .feature-card {
        padding: 24px 16px;
    }
    
    .offer-card {
        padding: 24px;
    }
    
    .offer-card__details {
        flex-direction: column;
        gap: 16px;
    }
    
    .benefits__list li {
        font-size: 16px;
        margin-bottom: 16px;
    }
    
    .final-cta__title {
        font-size: 28px;
    }
    
    .final-cta__subtitle {
        font-size: 18px;
    }
    
    .footer__disclaimer {
        padding: 0 10px;
    }
    
    .footer__disclaimer p {
        font-size: 12px;
    }
}

@media (max-width: 320px) {
    .hero__title {
        font-size: 22px;
    }
    
    .cta-button {
        padding: 12px 20px;
        font-size: 14px;
    }
    
    .cta-button svg {
        width: 18px;
        height: 18px;
    }
    
    .offers__grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .offer-card {
        padding: 20px;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation: none !important;
        transition: none !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Print Styles */
@media print {
    .hero,
    .final-cta {
        background: white;
    }
    
    .cta-button {
        border: 2px solid var(--primary-color);
        color: var(--primary-color);
    }
}