/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary-color: #8b5cf6;
    --accent-color: #ec4899;
    --accent-2: #f59e0b;
    --accent-3: #10b981;
    --text-color: #1f2937;
    --text-light: #6b7280;
    --bg-color: #ffffff;
    --bg-light: #f8fafc;
    --bg-gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --bg-gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --bg-gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --bg-gradient-4: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    --bg-gradient-5: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    --bg-gradient-6: linear-gradient(135deg, #30cfd0 0%, #330867 100%);
    --border-color: #e5e7eb;
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
    font-size: 16px;
    overflow-x: hidden;
}

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

/* Header and Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    z-index: 1000;
    padding: 1rem 0;
}

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

.nav-list {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.nav-link {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 0;
}

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

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

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

.nav-link.active {
    color: var(--primary-color);
}

/* Hero Section */
.hero {
    padding: 150px 0 100px;
    text-align: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    position: relative;
    overflow: hidden;
}

.hero-decoration {
    position: absolute;
    border-radius: 50%;
    opacity: 0.1;
    animation: float 20s infinite ease-in-out;
}

.hero-decoration-1 {
    width: 300px;
    height: 300px;
    background: var(--bg-gradient-3);
    top: -150px;
    right: -150px;
    animation-delay: 0s;
}

.hero-decoration-2 {
    width: 200px;
    height: 200px;
    background: var(--bg-gradient-4);
    bottom: -100px;
    left: -100px;
    animation-delay: 5s;
}

.hero-decoration-3 {
    width: 150px;
    height: 150px;
    background: var(--bg-gradient-5);
    top: 50%;
    left: 10%;
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(30px, -30px) scale(1.1);
    }
    66% {
        transform: translate(-20px, 20px) scale(0.9);
    }
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    position: relative;
    z-index: 1;
}

.hero-image-wrapper {
    position: relative;
    margin-bottom: 1rem;
}

.hero-image {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    object-fit: cover;
    border: 6px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transition: var(--transition);
}

.hero-image:hover {
    transform: scale(1.05);
    box-shadow: 0 25px 70px rgba(0, 0, 0, 0.4);
}

.hero-image-placeholder {
    width: 200px;
    height: 200px;
    margin: 0 auto;
    border-radius: 50%;
    overflow: hidden;
    border: 6px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-text {
    color: white;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: white;
    letter-spacing: -0.02em;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.hero-subtitle {
    font-size: 1.5rem;
    color: rgba(255, 255, 255, 0.95);
    font-weight: 600;
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.hero-description {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 800px;
    margin: 0 auto 2.5rem;
    line-height: 1.8;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.125rem;
    text-decoration: none;
    transition: var(--transition);
    border: 2px solid transparent;
    white-space: nowrap;
}

.cta-primary {
    background: rgba(255, 255, 255, 0.95);
    color: var(--primary-color);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.cta-primary:hover {
    background: white;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    color: var(--primary-dark);
}

.cta-secondary {
    background: transparent;
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.5);
}

.cta-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: white;
    transform: translateY(-2px);
}

/* Section Styles */
section {
    padding: 80px 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
    position: relative;
}

.section-decoration {
    position: absolute;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    opacity: 0.05;
    z-index: 0;
}

.section-decoration-1 {
    background: var(--bg-gradient-1);
    top: 50px;
    right: -100px;
}

.section-decoration-2 {
    background: var(--bg-gradient-2);
    bottom: 50px;
    left: -100px;
}

.section-decoration-3 {
    background: var(--bg-gradient-3);
    top: 100px;
    right: -50px;
}

.section-decoration-benefits {
    background: var(--bg-gradient-4);
    bottom: 100px;
    left: -50px;
}

/* About Section */
.about {
    background: linear-gradient(180deg, var(--bg-color) 0%, var(--bg-light) 100%);
    position: relative;
}

/* Benefits Section */
.benefits {
    background: linear-gradient(180deg, var(--bg-light) 0%, var(--bg-color) 100%);
    position: relative;
}

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

.benefit-item {
    background: var(--bg-color);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    border: 2px solid transparent;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.benefit-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    transform: scaleX(0);
    transition: var(--transition);
}

.benefit-item:hover::before {
    transform: scaleX(1);
}

.benefit-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-color);
}

.benefit-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1.5rem;
    padding: 12px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    color: var(--primary-color);
    transition: var(--transition);
}

.benefit-item:hover .benefit-icon {
    transform: scale(1.1) rotate(5deg);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2) 0%, rgba(139, 92, 246, 0.2) 100%);
}

.benefit-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.benefit-description {
    color: var(--text-light);
    line-height: 1.7;
    font-size: 1rem;
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
}

.about-text {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.about-text:last-child {
    margin-bottom: 0;
}

/* Services Section */
.services {
    background: linear-gradient(180deg, var(--bg-light) 0%, var(--bg-color) 100%);
    position: relative;
}

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

.service-card {
    background-color: var(--bg-color);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--bg-gradient-1);
    transform: scaleX(0);
    transition: var(--transition);
}

.service-card-1::before {
    background: var(--bg-gradient-1);
}

.service-card-2::before {
    background: var(--bg-gradient-2);
}

.service-card-3::before {
    background: var(--bg-gradient-3);
}

.service-card-4::before {
    background: var(--bg-gradient-4);
}

.service-card-5::before {
    background: var(--bg-gradient-5);
}

.service-card-6::before {
    background: var(--bg-gradient-6);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    border-color: transparent;
}

.service-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1.5rem;
    padding: 12px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.service-card-1 .service-icon {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    color: var(--primary-color);
}

.service-card-2 .service-icon {
    background: linear-gradient(135deg, rgba(236, 72, 153, 0.1) 0%, rgba(245, 158, 11, 0.1) 100%);
    color: var(--accent-color);
}

.service-card-3 .service-icon {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.1) 0%, rgba(16, 185, 129, 0.1) 100%);
    color: var(--accent-3);
}

.service-card-4 .service-icon {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(236, 72, 153, 0.1) 100%);
    color: var(--secondary-color);
}

.service-card-5 .service-icon {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.1) 0%, rgba(16, 185, 129, 0.1) 100%);
    color: var(--accent-2);
}

.service-card-6 .service-icon {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1) 0%, rgba(99, 102, 241, 0.1) 100%);
    color: var(--primary-color);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

.service-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.service-description {
    color: var(--text-light);
    line-height: 1.7;
}

/* Technologies Section */
.technologies {
    background: linear-gradient(180deg, var(--bg-color) 0%, var(--bg-light) 100%);
    position: relative;
}

.technologies-list {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-top: 2rem;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.tech-item {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    padding: 0.875rem 1.75rem;
    border-radius: 50px;
    border: 2px solid transparent;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.tech-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    opacity: 0;
    transition: var(--transition);
    z-index: -1;
}

.tech-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

.tech-item:hover::before {
    opacity: 1;
}

.tech-item:hover .tech-name {
    color: var(--bg-color);
    font-weight: 700;
}

.tech-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-color);
    transition: var(--transition);
}

/* Contacts Section */
.contacts {
    background: linear-gradient(135deg, var(--bg-light) 0%, rgba(99, 102, 241, 0.05) 100%);
    position: relative;
}

.contacts-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.contacts-intro {
    font-size: 1.25rem;
    color: var(--text-color);
    margin-bottom: 2.5rem;
    font-weight: 500;
    line-height: 1.8;
}

.contacts-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.cta-telegram {
    background: linear-gradient(135deg, #0088cc 0%, #0066aa 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(0, 136, 204, 0.3);
}

.cta-telegram:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 136, 204, 0.4);
    background: linear-gradient(135deg, #0099dd 0%, #0077bb 100%);
}

.cta-email {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.cta-email:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

.contacts-subtitle {
    font-size: 1rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    text-align: center;
}

.contacts-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding: 1.5rem;
    background: linear-gradient(135deg, var(--bg-color) 0%, rgba(99, 102, 241, 0.05) 100%);
    border-radius: 12px;
    border: 2px solid transparent;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.contact-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    transform: scaleX(0);
    transition: var(--transition);
}

.contact-item:hover::before {
    transform: scaleX(1);
}

.contact-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(99, 102, 241, 0.2);
    background: linear-gradient(135deg, var(--bg-color) 0%, rgba(99, 102, 241, 0.1) 100%);
}

.contact-label {
    font-weight: 600;
    color: var(--text-color);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.contact-link {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 1.125rem;
    transition: var(--transition);
}

.contact-link:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, var(--text-color) 0%, #111827 100%);
    color: var(--bg-color);
    padding: 2rem 0;
    text-align: center;
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color) 0%, var(--secondary-color) 50%, var(--accent-color) 100%);
}

.footer-text {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.25rem;
    }

    .hero-description {
        font-size: 1.125rem;
    }

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

    .nav-list {
        gap: 1rem;
        font-size: 0.9rem;
    }

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

    .technologies-list {
        flex-direction: column;
        align-items: center;
    }

    .tech-item {
        width: 100%;
        text-align: center;
    }

    section {
        padding: 60px 0;
    }

    .hero {
        padding: 120px 0 80px;
    }

    .hero-content {
        flex-direction: column;
    }

    .hero-image,
    .hero-image-placeholder {
        width: 150px;
        height: 150px;
    }

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

    .cta-button {
        width: 100%;
        justify-content: center;
    }

    .benefits-grid {
        grid-template-columns: 1fr;
    }

    .contacts-cta {
        flex-direction: column;
    }

    .contacts-cta .cta-button {
        width: 100%;
    }

    .section-decoration {
        display: none;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.125rem;
    }

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

    .section-title {
        font-size: 1.75rem;
    }

    .nav-list {
        gap: 0.5rem;
        font-size: 0.85rem;
    }

    .service-card {
        padding: 1.5rem;
    }

    .about-text {
        font-size: 1rem;
    }

    .hero-image,
    .hero-image-placeholder {
        width: 120px;
        height: 120px;
    }

    .hero-cta {
        gap: 0.75rem;
    }

    .cta-button {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }

    .benefit-item {
        padding: 1.5rem;
    }

    .benefit-title {
        font-size: 1.25rem;
    }
}