/* ===== Общие стили ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --accent-color: #3b82f6;
    --text-color: #1f2937;
    --text-light: #6b7280;
    --bg-color: #ffffff;
    --bg-light: #f9fafb;
    --border-color: #e5e7eb;
    --success-color: #10b981;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

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

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

/* ===== Header & Navigation ===== */
header {
    background-color: var(--bg-color);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    text-decoration: none;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

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

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary-color);
}

/* Language Switcher */
.language-switcher {
    display: flex;
    gap: 0.5rem;
    margin-left: 1rem;
}

.lang-btn {
    padding: 0.4rem 0.8rem;
    border: 2px solid var(--border-color);
    background-color: var(--bg-color);
    color: var(--text-color);
    cursor: pointer;
    border-radius: 5px;
    font-weight: 500;
    transition: all 0.3s;
}

.lang-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

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

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-color);
    transition: all 0.3s;
}

/* ===== Hero Section ===== */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 6rem 0;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease-out;
    line-height: 1.2;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    animation: fadeInUp 0.8s ease-out 0.2s both;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    background-color: white;
    color: var(--primary-color);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

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

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

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

.btn-outline {
    background-color: transparent;
    color: white;
    border: 2px solid white;
}

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

.btn-large {
    padding: 1.125rem 2.5rem;
    font-size: 1.125rem;
}

/* ===== Main Content ===== */
main {
    min-height: calc(100vh - 200px);
}

section {
    padding: 4rem 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-color);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background-color: var(--primary-color);
    margin: 1rem auto 0;
    border-radius: 2px;
}

/* ===== Cards ===== */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.card {
    background-color: var(--bg-color);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: all 0.3s;
    border: 1px solid var(--border-color);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* ===== Features Section ===== */
.features {
    background-color: var(--bg-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-item {
    text-align: center;
    padding: 1.5rem;
}

.feature-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature-item h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

/* ===== About Page ===== */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    margin-bottom: 3rem;
}

.about-text h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.about-text p {
    color: var(--text-light);
    margin-bottom: 1rem;
    line-height: 1.8;
    font-size: 1.05rem;
}

.about-image {
    width: 100%;
    height: 350px;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--primary-color) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 5rem;
}

/* Expertise Grid */
.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.expertise-item {
    text-align: center;
    padding: 2rem;
    background-color: var(--bg-light);
    border-radius: 12px;
    transition: all 0.3s;
}

.expertise-item:hover {
    background-color: var(--bg-color);
    box-shadow: var(--shadow);
}

.expertise-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.expertise-item p {
    color: var(--text-color);
    font-weight: 500;
    line-height: 1.6;
}

/* Mission Section */
.mission-section {
    padding: 4rem 0;
}

/* Values Grid */
.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.value-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background-color: var(--bg-color);
    border-radius: 8px;
    transition: all 0.3s;
}

.value-item:hover {
    box-shadow: var(--shadow);
}

.value-check {
    font-size: 1.5rem;
    color: var(--success-color);
    font-weight: bold;
    flex-shrink: 0;
}

.value-item span:last-child {
    color: var(--text-color);
    line-height: 1.6;
    font-size: 1.05rem;
}

/* Europe Section */
.europe-section {
    padding: 4rem 0;
}

.europe-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    align-items: center;
}

.europe-text h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.europe-text p {
    color: var(--text-color);
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
}

.europe-list {
    list-style: none;
    padding: 0;
}

.europe-list li {
    padding: 0.75rem 0;
    color: var(--text-light);
    position: relative;
    padding-left: 2rem;
    line-height: 1.6;
}

.europe-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.25rem;
}

.europe-flag {
    font-size: 8rem;
    text-align: center;
}

/* ===== Services Page ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.service-card {
    background-color: var(--bg-color);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: all 0.3s;
    border-left: 4px solid var(--primary-color);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    display: block;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.service-card ul {
    list-style: none;
    margin-top: 1rem;
}

.service-card ul li {
    padding: 0.5rem 0;
    color: var(--text-light);
    position: relative;
    padding-left: 1.5rem;
}

.service-card ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
}

/* ===== Contact Page ===== */
.contact-section {
    background-color: var(--bg-light);
}

.contact-info-center {
    max-width: 700px;
    margin: 0 auto;
    background-color: var(--bg-color);
    padding: 3rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.contact-info-center h3 {
    font-size: 1.75rem;
    margin-bottom: 2rem;
    color: var(--text-color);
    text-align: center;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 2rem;
    gap: 1rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.contact-item:last-of-type {
    border-bottom: none;
}

.contact-icon {
    font-size: 2rem;
    min-width: 50px;
    text-align: center;
}

.contact-details h4 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
    color: var(--text-color);
    font-weight: 600;
}

.contact-details p {
    color: var(--text-light);
    margin-bottom: 0.25rem;
    font-size: 1rem;
}

.contact-details a:hover {
    color: var(--secondary-color) !important;
}

/* Messengers Links */
.messengers-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 0.75rem;
}

.messenger-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    background-color: var(--bg-light);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: all 0.3s;
}

.messenger-link:hover {
    border-color: var(--primary-color);
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.messenger-icon {
    font-size: 1.25rem;
}

/* ===== Footer ===== */
footer {
    background-color: var(--text-color);
    color: white;
    padding: 2rem 0;
    text-align: center;
    margin-top: 4rem;
}

footer p {
    opacity: 0.9;
}

footer a {
    color: var(--accent-color);
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

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

/* ===== Numbers Section ===== */
.numbers-section {
    padding: 4rem 0;
}

.numbers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.number-card {
    text-align: center;
    padding: 2rem 1rem;
    background-color: var(--bg-light);
    border-radius: 12px;
    transition: all 0.3s;
}

.number-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.number-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.number-value {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.number-text {
    color: var(--text-light);
    font-size: 1rem;
}

/* ===== Services Preview Section ===== */
.services-preview {
    background-color: var(--bg-light);
    padding: 4rem 0;
}

.services-preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.service-preview-card {
    background-color: var(--bg-color);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: all 0.3s;
    text-align: center;
}

.service-preview-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.service-preview-card .service-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.service-preview-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.service-preview-card p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.service-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
}

.service-link:hover {
    color: var(--secondary-color);
}

/* ===== Target Audience Section ===== */
.target-section {
    padding: 4rem 0;
}

.target-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.target-card {
    text-align: center;
    padding: 2rem 1.5rem;
    background-color: var(--bg-color);
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: all 0.3s;
    border: 2px solid var(--border-color);
}

.target-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
}

.target-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.target-card h3 {
    font-size: 1.125rem;
    color: var(--text-color);
}

/* ===== Process Section ===== */
.process-section {
    background-color: var(--bg-light);
    padding: 4rem 0;
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.process-step {
    background-color: var(--bg-color);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    position: relative;
}

.step-number {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 1.5rem;
}

.process-step h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.process-step p {
    color: var(--text-light);
    line-height: 1.6;
}

/* ===== Features List Section ===== */
.features-list-section {
    padding: 4rem 0;
}

.features-list-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.feature-list-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background-color: var(--bg-light);
    border-radius: 8px;
    transition: all 0.3s;
}

.feature-list-item:hover {
    background-color: var(--bg-color);
    box-shadow: var(--shadow);
}

.feature-check {
    font-size: 1.5rem;
    color: var(--success-color);
    flex-shrink: 0;
}

.feature-list-item span:last-child {
    color: var(--text-color);
    line-height: 1.6;
}

/* ===== Results Section ===== */
.results-section {
    background-color: var(--bg-light);
    padding: 4rem 0;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.result-card {
    background-color: var(--bg-color);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: all 0.3s;
}

.result-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.result-icon {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

.result-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.result-number {
    font-size: 1.75rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.result-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* ===== Why Choose Us Section ===== */
.why-section {
    padding: 4rem 0;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.why-card {
    text-align: center;
    padding: 2rem;
    background-color: var(--bg-light);
    border-radius: 12px;
    transition: all 0.3s;
}

.why-card:hover {
    background-color: var(--bg-color);
    box-shadow: var(--shadow);
}

.why-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.why-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--text-color);
}

.why-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* ===== CTA Section ===== */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 5rem 0;
    text-align: center;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-section p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

/* ===== Responsive Design ===== */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--bg-color);
        width: 100%;
        text-align: center;
        transition: left 0.3s;
        box-shadow: var(--shadow);
        padding: 2rem 0;
        gap: 1rem;
    }

    .nav-menu.active {
        left: 0;
    }

    .language-switcher {
        margin-left: 0;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .hero-buttons .btn {
        width: 100%;
    }

    .section-title {
        font-size: 2rem;
    }

    .numbers-grid,
    .services-preview-grid,
    .target-grid,
    .process-grid,
    .features-list-grid,
    .results-grid,
    .why-grid {
        grid-template-columns: 1fr;
    }

    .number-value {
        font-size: 2rem;
    }

    .cta-section h2 {
        font-size: 2rem;
    }

    .cta-section p {
        font-size: 1rem;
    }

    .about-content,
    .contact-info-center,
    .europe-content {
        grid-template-columns: 1fr;
    }

    .contact-info-center {
        padding: 2rem 1.5rem;
    }

    .messengers-links {
        flex-direction: column;
    }

    .messenger-link {
        justify-content: center;
    }

    .about-image {
        height: 250px;
        font-size: 4rem;
    }

    .europe-flag {
        font-size: 5rem;
        margin-top: 2rem;
    }

    .expertise-grid,
    .values-grid {
        grid-template-columns: 1fr;
    }

    .cards-grid,
    .services-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 3rem 0;
    }

    .hero h1 {
        font-size: 1.75rem;
    }

    section {
        padding: 2rem 0;
    }

    .card,
    .service-card {
        padding: 1.5rem;
    }
}