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

:root {
    --color-primary: #0A3D91;
    --color-accent: #1B6CFF;
    --color-navy: #062A63;
    --color-gray: #E6EAF0;
    --color-light-blue: #F5F8FF;
    --color-white: #FFFFFF;
    --color-text: #1A1A1A;
    --color-text-light: #4A5568;
}

html {
    scroll-behavior: smooth;
}

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

body.menu-open {
    overflow: hidden;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
}

@media (min-width: 768px) {
    .container {
        padding: 0 40px;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 80px;
    }
}

.header {
    position: sticky;
    top: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-gray);
    z-index: 1000;
    padding: 20px 0;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}

.logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    transition: transform 0.3s ease;
}

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

.logo svg {
    display: block;
}

.nav {
    display: none;
    align-items: center;
    gap: 40px;
    flex: 1;
    justify-content: center;
}

@media (min-width: 768px) {
    .nav {
        display: flex;
    }
}

.nav-link {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: width 0.3s ease;
}

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

.nav-link:hover::after {
    width: 100%;
}

.nav-link:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 4px;
    border-radius: 2px;
}

.cta-button {
    background-color: var(--color-accent);
    color: var(--color-white);
    border: none;
    padding: 12px 28px;
    font-size: 15px;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    white-space: nowrap;
}

.cta-button:hover {
    background-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(27, 108, 255, 0.3);
}

.cta-button:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 4px;
}

.cta-button:active {
    transform: translateY(0);
}

.cta-button-large {
    padding: 16px 40px;
    font-size: 16px;
}

.cta-button-outline {
    background-color: transparent;
    color: var(--color-accent);
    border: 2px solid var(--color-accent);
}

.cta-button-outline:hover {
    background-color: var(--color-accent);
    color: var(--color-white);
}

.menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

@media (min-width: 768px) {
    .menu-toggle {
        display: none;
    }
}

.menu-line {
    transition: all 0.3s ease;
}

.menu-toggle.active .menu-line-1 {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active .menu-line-2 {
    opacity: 0;
}

.menu-toggle.active .menu-line-3 {
    transform: rotate(-45deg) translate(7px, -7px);
}

.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--color-white);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s ease;
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-nav {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 32px;
}

.mobile-nav-link {
    color: var(--color-primary);
    text-decoration: none;
    font-size: 24px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.mobile-nav-link:hover {
    color: var(--color-accent);
    transform: translateX(8px);
}

.cta-button-mobile {
    margin-top: 16px;
}

.hero {
    padding: 100px 0 120px;
    position: relative;
    overflow: hidden;
}

@media (min-width: 1024px) {
    .hero {
        padding: 140px 0 160px;
    }
}

.hero-content {
    display: grid;
    gap: 48px;
    align-items: center;
}

@media (min-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr 1fr;
        gap: 80px;
    }
}

.hero-text {
    max-width: 600px;
}

.hero-title {
    font-size: 42px;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.2;
    margin-bottom: 24px;
    text-wrap: balance;
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 56px;
    }
}

@media (min-width: 1024px) {
    .hero-title {
        font-size: 64px;
    }
}

.hero-description {
    font-size: 18px;
    color: var(--color-text-light);
    margin-bottom: 32px;
    line-height: 1.7;
    text-wrap: pretty;
}

@media (min-width: 768px) {
    .hero-description {
        font-size: 20px;
    }
}

.hero-visual {
    position: relative;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.grid-lines {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(to right, var(--color-gray) 1px, transparent 1px),
        linear-gradient(to bottom, var(--color-gray) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.3;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(60px, 60px);
    }
}

.grid-lines::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(27, 108, 255, 0.15) 0%, transparent 70%);
    filter: blur(40px);
}

.features {
    padding: 80px 0;
    background-color: var(--color-light-blue);
}

@media (min-width: 1024px) {
    .features {
        padding: 120px 0;
    }
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: 64px;
    text-wrap: balance;
}

@media (min-width: 768px) {
    .section-title {
        font-size: 48px;
    }
}

.features-grid {
    display: grid;
    gap: 32px;
}

@media (min-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
}

@media (min-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.feature-card {
    background-color: var(--color-white);
    padding: 40px 32px;
    border-radius: 12px;
    border: 1px solid var(--color-gray);
    transition: all 0.4s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-accent);
    box-shadow: 0 12px 40px rgba(27, 108, 255, 0.15);
}

.feature-icon {
    margin-bottom: 24px;
}

.floating {
    animation: float 3s ease-in-out infinite;
}

.feature-card:nth-child(2) .floating {
    animation-delay: 0.5s;
}

.feature-card:nth-child(3) .floating {
    animation-delay: 1s;
}

.feature-card:nth-child(4) .floating {
    animation-delay: 1.5s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-8px);
    }
}

.feature-title {
    font-size: 22px;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 12px;
}

.feature-description {
    font-size: 15px;
    color: var(--color-text-light);
    line-height: 1.6;
}

.testimonials {
    padding: 80px 0;
}

@media (min-width: 1024px) {
    .testimonials {
        padding: 120px 0;
    }
}

.testimonials-grid {
    display: grid;
    gap: 40px;
}

@media (min-width: 768px) {
    .testimonials-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 48px;
    }
}

.testimonial-card {
    background-color: var(--color-light-blue);
    padding: 40px 32px;
    border-radius: 12px;
    border-left: 3px solid var(--color-accent);
    transition: all 0.4s ease;
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(10, 61, 145, 0.1);
}

.testimonial-text {
    font-size: 16px;
    color: var(--color-text);
    line-height: 1.7;
    margin-bottom: 32px;
    font-style: italic;
}

.testimonial-author {
    border-top: 1px solid var(--color-gray);
    padding-top: 20px;
}

.author-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 4px;
}

.author-role {
    font-size: 14px;
    color: var(--color-text-light);
}

.pricing {
    padding: 80px 0;
    background-color: var(--color-light-blue);
}

@media (min-width: 1024px) {
    .pricing {
        padding: 120px 0;
    }
}

.pricing-grid {
    display: grid;
    gap: 32px;
    max-width: 1200px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .pricing-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 32px;
    }
}

.pricing-card {
    background-color: var(--color-white);
    padding: 40px 32px;
    border-radius: 12px;
    border: 2px solid var(--color-gray);
    transition: all 0.4s ease;
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-accent);
    box-shadow: 0 16px 48px rgba(27, 108, 255, 0.2);
}

.pricing-card-featured {
    border-color: var(--color-accent);
    box-shadow: 0 8px 32px rgba(27, 108, 255, 0.15);
}

.featured-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--color-accent);
    color: var(--color-white);
    padding: 6px 20px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

.pricing-name {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 12px;
}

.pricing-description {
    font-size: 15px;
    color: var(--color-text-light);
    margin-bottom: 24px;
    min-height: 48px;
}

.pricing-price {
    margin-bottom: 32px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--color-gray);
}

.price-amount {
    font-size: 48px;
    font-weight: 700;
    color: var(--color-primary);
}

.price-currency {
    font-size: 18px;
    color: var(--color-text-light);
    margin-left: 4px;
}

.pricing-features {
    list-style: none;
    margin-bottom: 32px;
}

.pricing-features li {
    font-size: 15px;
    color: var(--color-text);
    padding: 12px 0;
    padding-left: 28px;
    position: relative;
}

.pricing-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: 700;
    font-size: 18px;
}

.contact {
    padding: 80px 0;
    text-align: center;
}

@media (min-width: 1024px) {
    .contact {
        padding: 120px 0;
    }
}

.contact-content {
    max-width: 700px;
    margin: 0 auto;
}

.contact-description {
    font-size: 18px;
    color: var(--color-text-light);
    margin-bottom: 40px;
    line-height: 1.7;
}

@media (min-width: 768px) {
    .contact-description {
        font-size: 20px;
    }
}

.footer {
    background-color: var(--color-white);
    border-top: 1px solid var(--color-gray);
    padding: 40px 0;
}

.footer-content {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 32px;
    flex-wrap: wrap;
}

.footer-link {
    color: var(--color-primary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: var(--color-accent);
}

.footer-link:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 4px;
    border-radius: 2px;
}

.cookie-notice {
    position: fixed;
    bottom: -100px;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    border-top: 2px solid var(--color-accent);
    box-shadow: 0 -4px 20px rgba(10, 61, 145, 0.1);
    z-index: 1000;
    transition: bottom 0.4s ease;
}

.cookie-notice.visible {
    bottom: 0;
}

.cookie-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 20px 0;
    flex-wrap: wrap;
}

.cookie-text {
    font-size: 14px;
    color: var(--color-text);
    flex: 1;
    min-width: 250px;
}

.cookie-button {
    background-color: var(--color-accent);
    color: var(--color-white);
    border: none;
    padding: 10px 28px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.cookie-button:hover {
    background-color: var(--color-primary);
}

.cookie-button:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 4px;
}

.legal-page {
    padding: 60px 0 80px;
    min-height: calc(100vh - 200px);
}

@media (min-width: 1024px) {
    .legal-page {
        padding: 100px 0 120px;
    }
}

.legal-content {
    max-width: 900px;
    margin: 0 auto;
}

.legal-content h1 {
    font-size: 36px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 24px;
    text-wrap: balance;
}

@media (min-width: 768px) {
    .legal-content h1 {
        font-size: 48px;
    }
}

.legal-intro {
    font-size: 18px;
    color: var(--color-text-light);
    margin-bottom: 48px;
    line-height: 1.7;
}

.legal-section {
    margin-bottom: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid var(--color-gray);
}

.legal-section:last-of-type {
    border-bottom: none;
}

.legal-section h2 {
    font-size: 24px;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 16px;
}

.legal-section p {
    font-size: 16px;
    color: var(--color-text);
    line-height: 1.7;
    margin-bottom: 16px;
}

.legal-section ul {
    list-style: none;
    margin: 16px 0;
    padding-left: 0;
}

.legal-section li {
    font-size: 16px;
    color: var(--color-text);
    padding: 8px 0;
    padding-left: 28px;
    position: relative;
    line-height: 1.6;
}

.legal-section li::before {
    content: '•';
    position: absolute;
    left: 8px;
    color: var(--color-accent);
    font-weight: 700;
    font-size: 20px;
}

.legal-section strong {
    color: var(--color-primary);
    font-weight: 600;
}

.legal-footer {
    font-size: 14px;
    color: var(--color-text-light);
    text-align: center;
    margin-top: 64px;
    padding-top: 32px;
    border-top: 1px solid var(--color-gray);
}

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-visible {
    opacity: 1;
    transform: translateY(0);
}