:root {
    --primary-color: #00c8ff;

    --weather-color: #f7df08;

    --secondary-color: #ff2d75;
    --accent-color: #9c27b0;
    --dark-bg: rgba(10, 10, 10, 0.85);
    --darker-bg: rgba(5, 5, 5, 0.95);
    --card-bg: rgba(30, 30, 30, 0.8);
    --text-color: #f0f0f0;
    --text-muted: #aaaaaa;
    --glass-bg: rgba(30, 30, 30, 0.6);
    --glass-border: rgba(255, 255, 255, 0.15);
    --gradient: linear-gradient(135deg, var(--primary-color), var(--accent-color));
}

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

html {
    height: 100%;
    background-color: #050505; /* Дополнительный фолбэк */
}

body {
    font-family: 'Montserrat', sans-serif;
    color: var(--text-color);
    line-height: 1.7;
    background: var(--dark-bg);
    min-height: 100vh;
    /* Убрано background-attachment: fixed */
}

/* Layout */
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
#main-header {
    padding: 20px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    background: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

#main-header.scrolled {
    padding: 15px 0;
    background: rgba(5, 5, 5, 0.95);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 30px;
}

.logo {
    font-size: 28px;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-decoration: none;
    letter-spacing: 1px;
}

.nav-links {
    display: flex;
    gap: 30px;
    margin: 0 auto;
}

.nav-links a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 16px;
    position: relative;
    transition: all 0.3s ease;
    padding: 5px 0;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient);
    transition: width 0.3s ease;
}

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

.header-widgets {
    display: flex;
    align-items: center;
    gap: 25px;
}

.weather-widget,
.time-widget {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 500;
}

.weather-widget i,
.time-widget i {
    color: var(--weather-color);
    font-size: 16px;
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 24px;
    cursor: pointer;
    z-index: 1001;
    transition: color 0.3s;
}

.mobile-menu-btn:hover {
    color: var(--primary-color);
}

.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 350px;
    height: 100vh;
    background: var(--darker-bg);
    backdrop-filter: blur(20px);
    padding: 100px 30px 30px;
    transition: right 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    z-index: 1000;
    border-left: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.3);
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu a {
    display: block;
    color: var(--text-color);
    text-decoration: none;
    padding: 15px 0;
    font-size: 18px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: color 0.3s;
}

.mobile-menu a:hover {
    color: var(--primary-color);
}

.close-btn {
    position: absolute;
    top: 25px;
    right: 25px;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 24px;
    cursor: pointer;
    transition: color 0.3s;
}

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

.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(10, 10, 10, 0.9), rgba(5, 5, 5, 0.95)),
                url('../images/tech-bg.jpg') no-repeat center center/cover;
    padding: 180px 0 120px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient);
    opacity: 0.15;
    z-index: 0;
}
.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../images/tech-bg.jpg') no-repeat center center/cover;
    z-index: -2;
}
.hero .container {
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    margin-bottom: 25px;
    line-height: 1.2;
    background: linear-gradient(to right, var(--text-color), var(--primary-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.hero h1 span {
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 40px;
    color: var(--text-muted);
    background: var(--glass-bg);
    padding: 20px;
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.hero-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    font-size: 16px;
    text-align: center;
    position: relative;
    overflow: hidden;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--gradient);
    color: white;
    box-shadow: 0 4px 15px rgba(0, 200, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 200, 255, 0.4);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: 0.5s;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-color);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
}

/* Services Section */
.services {
    padding: 100px 0;
    background: var(--darker-bg);
    position: relative;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../images/dots-pattern.png') repeat;
    opacity: 0.05;
    pointer-events: none;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: clamp(2rem, 5vw, 2.5rem);
    margin-bottom: 15px;
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.section-title p {
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.1rem;
}

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

.service-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 35px 30px;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 1px solid var(--glass-border);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient);
    opacity: 0;
    z-index: -1;
    transition: opacity 0.3s;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.2);
}

.service-card:hover::before {
    opacity: 0.1;
}

.service-icon {
    font-size: 40px;
    color: var(--primary-color);
    margin-bottom: 20px;
    transition: all 0.3s;
}

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

.service-card h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: var(--primary-color);
    position: relative;
    display: inline-block;
}

.service-card h3::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--gradient);
    border-radius: 3px;
}

.service-card p {
    color: var(--text-muted);
    margin-bottom: 25px;
    font-size: 1rem;
    line-height: 1.6;
}

/* About Section */
.about {
    padding: 100px 0;
    background: url('../images/circuit-pattern.png') var(--dark-bg);
    background-size: cover;
    position: relative;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-text h2 {
    font-size: clamp(2rem, 5vw, 2.5rem);
    margin-bottom: 20px;
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.about-text p {
    margin-bottom: 25px;
    color: var(--text-muted);
    font-size: 1.05rem;
    line-height: 1.7;
}

.about-image {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    transition: transform 0.4s;
    position: relative;
}

.about-image:hover {
    transform: scale(1.03);
}

.about-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient);
    opacity: 0.1;
    z-index: 1;
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s ease;
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: var(--dark-bg);
    text-align: center;
    position: relative;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../images/dots-pattern.png') repeat;
    opacity: 0.03;
    pointer-events: none;
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
    background: var(--card-bg);
    border-radius: 16px;
    padding: 40px;
    border: 1px solid var(--glass-border);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
}

.contact-form::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(156, 39, 176, 0.1) 0%, transparent 70%);
    z-index: 0;
    pointer-events: none;
}

.form-group {
    margin-bottom: 25px;
    position: relative;
    z-index: 1;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    color: var(--primary-color);
    font-weight: 500;
    font-size: 1rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 20px;
    background: rgba(20, 20, 20, 0.8);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-color);
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    transition: all 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 200, 255, 0.2);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

/* Footer */
footer {
    background: var(--darker-bg);
    padding: 60px 0 30px;
    position: relative;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../images/dots-pattern.png') repeat;
    opacity: 0.03;
    pointer-events: none;
}

footer .logo {
    font-size: 28px;
    margin-bottom: 25px;
    display: inline-block;
}

.footer-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 25px;
    margin-bottom: 30px;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: var(--primary-color);
}

.copyright {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.6;
}

.copyright a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s;
}

.copyright a:hover {
    color: var(--secondary-color);
}

/* Animations */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

.floating {
    animation: float 6s ease-in-out infinite;
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .hero {
        padding: 160px 0 100px;
    }
    
    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 25px;
    }
    
    .about-content {
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .header-widgets {
        display: none;
    }
    
    .hero {
        padding: 140px 0 80px;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p {
        font-size: 1.1rem;
        padding: 15px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 280px;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-image {
        order: -1;
    }
    
    .services, .about, .contact {
        padding: 80px 0;
    }
    
    .section-title {
        margin-bottom: 50px;
    }
    
    .section-title p {
        font-size: 1rem;
    }
    
    .contact-form {
        padding: 30px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .service-card {
        padding: 30px 25px;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 15px;
    }
    
    .contact-form {
        padding: 25px 20px;
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 12px 15px;
    }
}