/* ENGINE 19 – AETHER GLASSMORPHISM */
:root {
    --bg: #0f0f1a;
    --bg-secondary: #1a1a2a;
    --text: #e0e0f0;
    --text-light: #ffffff;
    --accent: #7b5cf0;
    --accent-dim: #5a3ec8;
    --accent-gradient: linear-gradient(135deg, #7b5cf0, #b05cf0);
    --muted: #8f8fb0;
    --border: rgba(255,255,255,0.1);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --shadow-sm: 0 4px 12px rgba(0,0,0,0.2);
    --shadow-md: 0 8px 24px rgba(123,92,240,0.2);
    --shadow-lg: 0 16px 48px rgba(123,92,240,0.3);
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}
body {
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--text);
    margin: 0;
    line-height: 1.7;
    overflow-x: hidden;
}
.container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
    box-sizing: border-box;
}
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ===== ШАПКА – СТЕКЛЯННАЯ ===== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(15, 15, 26, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
    padding: 1rem 0;
}
.site-header.scrolled {
    background: rgba(15, 15, 26, 0.9);
    box-shadow: var(--shadow-sm);
}
.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}
.logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    text-decoration: none;
    font-size: 1.8rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.logo-img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--accent);
}
.logo-svg {
    width: 50px;
    height: 50px;
    filter: drop-shadow(0 0 10px var(--accent));
}
.brand-name {
    font-size: 1.8rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.site-nav {
    display: flex !important;
    gap: 2rem !important;
    align-items: center !important;
    flex-wrap: wrap;
}
.site-nav a {
    color: var(--text);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 0;
}
.site-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-gradient);
    transition: width 0.3s;
}
.site-nav a:hover::after,
.site-nav a.active::after {
    width: 100%;
}
.site-nav a:hover,
.site-nav a.active {
    color: var(--text-light);
}
.hamburger {
    display: none;
    width: 40px;
    height: 40px;
    position: relative;
    cursor: pointer;
    z-index: 1100;
}
.hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--text-light);
    margin: 8px 0;
    transition: var(--transition);
}
.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}
.hamburger.active span:nth-child(2) {
    opacity: 0;
}
.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
}
.drawer {
    position: fixed;
    top: 0;
    right: -400px;
    width: 350px;
    height: 100vh;
    background: rgba(15, 15, 26, 0.98);
    backdrop-filter: blur(12px);
    padding: 3rem 2rem;
    transition: right 0.4s ease;
    z-index: 1099;
    box-shadow: -5px 0 30px rgba(0,0,0,0.5);
    overflow-y: auto;
    border-left: 1px solid var(--border);
}
.drawer.open {
    right: 0;
}
.drawer a {
    display: block;
    color: var(--text);
    text-decoration: none;
    font-size: 1.4rem;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--border);
    padding-bottom: 0.8rem;
    transition: var(--transition);
}
.drawer a:hover {
    color: var(--accent);
    transform: translateX(-5px);
}
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 1098;
    display: none;
}
.overlay.active {
    display: block;
}
@media (max-width: 768px) {
    .site-nav {
        display: none !important;
    }
    .hamburger {
        display: block;
    }
    .brand-name {
        font-size: 1.4rem;
    }
    .logo-img, .logo-svg {
        width: 40px;
        height: 40px;
    }
}

/* ===== ОСНОВНОЙ КОНТЕЙНЕР ===== */
main {
    padding-top: 90px;
}

/* ===== ГЕРОЙ ===== */
.hero {
    min-height: 85vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: radial-gradient(circle at 80% 20%, rgba(123,92,240,0.15), transparent 50%),
                linear-gradient(145deg, var(--bg), var(--bg-secondary));
}
.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}
.hero-text h1 {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero-text p {
    font-size: 1.3rem;
    color: var(--muted);
    margin-bottom: 2.5rem;
}
.hero-image {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transform: perspective(1000px) rotateY(-5deg) rotateX(2deg);
    transition: var(--transition);
}
.hero-image:hover {
    transform: perspective(1000px) rotateY(0) rotateX(0);
}
.hero-image img {
    width: 100%;
    height: auto;
    display: block;
}

/* ===== КНОПКИ – 5 СТИЛЕЙ ===== */
.btn {
    display: inline-block;
    padding: 0.9rem 2.2rem;
    text-decoration: none;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    z-index: 1;
    border-radius: 50px;
}
.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255,255,255,0.2);
    transform: translate(-50%, -50%);
    transition: width 0.5s, height 0.5s;
    z-index: -1;
}
.btn:hover::before {
    width: 300px;
    height: 300px;
}
.btn-style-1 {
    background: var(--accent-gradient);
    color: white;
    box-shadow: var(--shadow-md);
}
.btn-style-1:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}
.btn-style-2 {
    background: transparent;
    color: var(--accent);
    border: 2px solid var(--accent);
}
.btn-style-2:hover {
    background: var(--accent);
    color: white;
}
.btn-style-3 {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(5px);
    color: var(--text-light);
    border: 1px solid var(--border);
}
.btn-style-3:hover {
    background: rgba(255,255,255,0.2);
}
.btn-style-4 {
    background: var(--bg-secondary);
    color: var(--text);
    border: 1px solid var(--border);
}
.btn-style-4:hover {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}
.btn-style-5 {
    background: var(--accent);
    color: white;
    border-radius: 10px;
}
.btn-style-5:hover {
    background: var(--accent-dim);
    transform: scale(1.05);
}

/* ===== КАРТОЧКИ – СТЕКЛЯННЫЕ ===== */
.card {
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: var(--transition);
    color: var(--text);
    box-shadow: var(--shadow-sm);
}
.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent);
}

/* ===== HOVER-ЭФФЕКТЫ ===== */
.hover-glow:hover {
    box-shadow: 0 0 30px var(--accent);
}
.hover-scale:hover {
    transform: scale(1.05);
}
.hover-border:hover {
    border-color: var(--accent);
    border-width: 2px;
}

/* ===== СЕТКИ ===== */
.services-grid, .team-grid, .reviews-grid, .gallery-grid, .values-grid, .process-grid, .pricing-grid, .blog-grid, .projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}
@media (max-width: 480px) {
    .services-grid, .team-grid, .reviews-grid, .gallery-grid, .values-grid, .process-grid, .pricing-grid, .blog-grid, .projects-grid {
        grid-template-columns: 1fr;
    }
}

/* ===== УСЛУГИ – С ИКОНКАМИ ===== */
.service-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: var(--accent);
}
.service-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--text-light);
}
.service-card p {
    color: var(--muted);
}

/* ===== КОМАНДА ===== */
.team-member {
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
}
.team-member:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}
.team-member img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--accent);
    margin: 0 auto 1rem;
}
.team-member h3 {
    color: var(--text-light);
    margin-bottom: 0.5rem;
}
.team-member .role {
    color: var(--accent);
    font-weight: 500;
    margin-bottom: 1rem;
}
.team-member .bio {
    color: var(--muted);
    font-size: 0.95rem;
}
.team-member .social {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1.5rem;
}
.team-member .social a {
    color: var(--muted);
    transition: var(--transition);
}
.team-member .social a:hover {
    color: var(--accent);
    transform: translateY(-2px);
}

/* ===== ОТЗЫВЫ – ТАБЫ ===== */
.reviews-tabs {
    max-width: 800px;
    margin: 0 auto;
}
.tab-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}
.tab-button {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
    padding: 0.5rem 2rem;
    border-radius: 30px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
}
.tab-button:hover,
.tab-button.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}
.tab-pane {
    display: none;
    opacity: 0;
    transition: opacity 0.3s;
}
.tab-pane.active {
    display: block;
    opacity: 1;
}
.review-card {
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
}
.review-card .quote {
    font-size: 1.2rem;
    font-style: italic;
    margin-bottom: 1rem;
    color: var(--text-light);
}
.review-card .author {
    color: var(--accent);
    font-weight: 600;
}
.review-card .rating {
    color: #ffc107;
    margin-top: 1rem;
}

/* ===== FAQ – АККОРДЕОН ===== */
.faq-item {
    background: rgba(255,255,255,0.03);
    backdrop-filter: blur(5px);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    overflow: hidden;
}
.faq-question {
    width: 100%;
    text-align: left;
    background: transparent;
    border: none;
    padding: 1.2rem 2rem;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-light);
    cursor: pointer;
    position: relative;
    transition: var(--transition);
}
.faq-question::after {
    content: '+';
    position: absolute;
    right: 2rem;
    font-size: 1.5rem;
    transition: transform 0.3s;
}
.faq-item[open] .faq-question::after {
    transform: rotate(45deg);
}
.faq-answer {
    padding: 0 2rem 1.5rem 2rem;
    color: var(--muted);
    line-height: 1.6;
}

/* ===== ГАЛЕРЕЯ – СЕТКА ===== */
.gallery-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border);
}
.gallery-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: var(--transition);
}
.gallery-item:hover img {
    transform: scale(1.1);
}
.gallery-item .overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: white;
    padding: 1rem;
    transform: translateY(100%);
    transition: var(--transition);
}
.gallery-item:hover .overlay {
    transform: translateY(0);
}

/* ===== ФОРМА ===== */
.form-group {
    margin-bottom: 2rem;
}
.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-light);
    font-weight: 500;
}
.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 1rem;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text);
    font-family: inherit;
    transition: var(--transition);
    box-sizing: border-box;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(123,92,240,0.2);
    background: rgba(255,255,255,0.1);
}
.error-message {
    color: #ff6b6b;
    font-size: 0.9rem;
    margin-top: 0.5rem;
    display: none;
}
input:invalid:not(:placeholder-shown) + .error-message,
textarea:invalid:not(:placeholder-shown) + .error-message {
    display: block;
}

/* ===== ФУТЕР ===== */
.site-footer {
    margin-top: 6rem;
    padding: 4rem 0;
    background: rgba(0,0,0,0.3);
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--border);
}
.footer-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2.5rem;
}
.footer-nav {
    display: flex;
    gap: 2.5rem;
    flex-wrap: wrap;
    justify-content: center;
}
.footer-nav a {
    color: var(--text);
    text-decoration: none;
    transition: var(--transition);
    font-weight: 500;
}
.footer-nav a:hover {
    color: var(--accent);
}
.footer-legal {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
    justify-content: center;
}
.footer-legal a {
    color: var(--muted);
    text-decoration: none;
    font-size: 0.95rem;
    transition: var(--transition);
}
.footer-legal a:hover {
    color: var(--accent);
}
.copyright {
    color: var(--muted);
    font-size: 0.95rem;
}
.social-links {
    display: flex;
    gap: 1.5rem;
}
.social-icon {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text);
    transition: var(--transition);
    text-decoration: none;
}
.social-icon:hover {
    background: var(--accent);
    color: white;
    transform: translateY(-3px);
}
/* Варианты футера */
body.footer-style-1 .site-footer { text-align: center; }
body.footer-style-2 .footer-inner { flex-direction: row; justify-content: space-between; align-items: center; flex-wrap: wrap; }
body.footer-style-3 .footer-inner { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; align-items: start; }
body.footer-style-4 .site-footer { background: var(--bg-secondary); backdrop-filter: none; }
body.footer-style-5 .site-footer { position: relative; overflow: hidden; }
body.footer-style-5 .site-footer::before { content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%; background: radial-gradient(circle, var(--accent) 0%, transparent 70%); opacity: 0.1; animation: rotate 20s linear infinite; }

/* ===== КНОПКА "НАВЕРХ" ===== */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
    z-index: 99;
}
.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}
.scroll-top:hover {
    transform: scale(1.1) translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* ===== АНИМАЦИИ ===== */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}
.fade-in {
    opacity: 0;
    transition: opacity 0.8s ease;
}
.fade-in.visible {
    opacity: 1;
}
@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

        :root {
            --bg: #0f1a15;
            --bg-secondary: #1a2a22;
            --text: #e0f0e8;
            --text-light: #ffffff;
            --accent: #5cf0b0;
            --accent-dim: #3ec88a;
            --muted: #8fb09f;
            --border: rgba(255,255,255,0.1);
        }
        .fade-up {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }
        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }
/* Font Awesome icons used in sections */