/* Сброс и базовые стили */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Inter', sans-serif;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: #1e293b;
            line-height: 1.6;
            overflow-x: hidden;
        }
        
        /* Декоративные элементы фона */
        .bg-decoration {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
            overflow: hidden;
        }
        
        .bg-decoration::before {
            content: '';
            position: absolute;
            top: -10%;
            left: -10%;
            width: 120%;
            height: 120%;
            background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" opacity="0.05"><path fill="white" d="M50 0 L61 35 L98 35 L68 57 L79 92 L50 71 L21 92 L32 57 L2 35 L39 35 Z"/></svg>') repeat;
            background-size: 100px 100px;
            animation: rotate 600s linear infinite;
        }
        
        @keyframes rotate {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }
        
        /* Контейнер */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* Хедер с навигацией */
        .header {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 1px solid rgba(255,255,255,0.3);
        }
        
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 40px;
        }
        
        .logo {
            font-size: 1.8em;
            font-weight: 800;
            background: linear-gradient(135deg, #667eea, #764ba2);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        
        .logo i {
            background: linear-gradient(135deg, #667eea, #764ba2);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            font-size: 1.2em;
        }
        
        .nav-links {
            display: flex;
            gap: 30px;
        }
        
        .nav-links a {
            color: #1e293b;
            text-decoration: none;
            font-weight: 500;
            transition: color 0.3s;
            position: relative;
        }
        
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background: linear-gradient(135deg, #667eea, #764ba2);
            transition: width 0.3s;
        }
        
        .nav-links a:hover {
            color: #4f46e5;
        }
        
        .nav-links a:hover::after {
            width: 100%;
        }
        
        .contact-btn {
            background: linear-gradient(135deg, #667eea, #764ba2);
            color: white !important;
            padding: 10px 20px;
            border-radius: 50px;
            font-weight: 600;
        }
        
        .contact-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 25px rgba(102, 126, 234, 0.4);
        }
        
        .contact-btn::after {
            display: none;
        }
        
        /* Герой-секция */
        .hero {
            padding: 80px 0;
            text-align: center;
            color: white;
            position: relative;
        }
        
        .hero h1 {
            font-size: 3.5em;
            font-weight: 800;
            margin-bottom: 20px;
            line-height: 1.2;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
            animation: fadeInUp 1s ease;
        }
        
        .hero h1 span {
            background: linear-gradient(135deg, #ffd700, #ffa500);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            display: inline-block;
        }
        
        .hero p {
            font-size: 1.3em;
            max-width: 800px;
            margin: 0 auto 30px;
            opacity: 0.95;
            animation: fadeInUp 1s ease 0.2s both;
        }
        
        .hero-stats {
            display: flex;
            justify-content: center;
            gap: 50px;
            margin-top: 50px;
            animation: fadeInUp 1s ease 0.4s both;
        }
        
        .stat-item {
            text-align: center;
        }
        
        .stat-number {
            font-size: 2.5em;
            font-weight: 800;
            background: linear-gradient(135deg, #ffd700, #ffa500);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        
        .stat-label {
            font-size: 0.9em;
            opacity: 0.9;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        /* Основной контент */
        .main-content {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            border-radius: 50px 50px 0 0;
            padding: 60px 0;
            margin-top: 40px;
            box-shadow: 0 -20px 50px rgba(0,0,0,0.1);
        }
        
        /* Карточка предложения */
        .offer-card {
            background: white;
            border-radius: 30px;
            padding: 50px;
            box-shadow: 0 30px 60px rgba(0,0,0,0.1);
            margin-bottom: 60px;
            border: 1px solid rgba(102, 126, 234, 0.2);
            position: relative;
            overflow: hidden;
        }
        
        .offer-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 5px;
            background: linear-gradient(90deg, #667eea, #764ba2, #ffd700, #ffa500);
        }
        
        .offer-header {
            display: flex;
            align-items: center;
            gap: 20px;
            margin-bottom: 30px;
        }
        
        .offer-header i {
            font-size: 3em;
            background: linear-gradient(135deg, #667eea, #764ba2);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        
        .offer-header h2 {
            font-size: 2.5em;
            font-weight: 700;
            color: #1e293b;
        }
        
        .offer-text {
            font-size: 1.2em;
            color: #475569;
            margin-bottom: 30px;
            line-height: 1.8;
        }
        
        /* Сетка групп */
        .groups-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 25px;
            margin: 40px 0;
        }
        
        .group-card {
            background: linear-gradient(135deg, #f8fafc, #f1f5f9);
            border-radius: 20px;
            padding: 25px;
            text-align: center;
            transition: all 0.3s;
            border: 1px solid #e2e8f0;
            position: relative;
            overflow: hidden;
        }
        
        .group-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, #667eea, #764ba2);
            transform: translateX(-100%);
            transition: transform 0.5s;
        }
        
        .group-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(102, 126, 234, 0.2);
            border-color: #667eea;
        }
        
        .group-card:hover::before {
            transform: translateX(0);
        }
        
        .group-icon {
            width: 80px;
            height: 80px;
            background: linear-gradient(135deg, #667eea20, #764ba220);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 2.5em;
            color: #4f46e5;
        }
        
        .group-number {
            font-size: 2.5em;
            font-weight: 800;
            background: linear-gradient(135deg, #667eea, #764ba2);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            line-height: 1;
        }
        
        .group-location {
            font-size: 1.3em;
            font-weight: 600;
            color: #1e293b;
            margin: 10px 0;
        }
        
        .group-desc {
            color: #64748b;
            font-size: 0.9em;
        }
        
        /* Тематика */
        .topics-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin: 30px 0;
        }
        
        .topic-item {
            background: #f8fafc;
            padding: 20px;
            border-radius: 15px;
            text-align: center;
            transition: all 0.3s;
            border: 1px solid #e2e8f0;
        }
        
        .topic-item:hover {
            background: linear-gradient(135deg, #667eea, #764ba2);
            color: white;
            transform: scale(1.05);
            border-color: transparent;
        }
        
        .topic-item:hover i {
            color: white;
        }
        
        .topic-item i {
            font-size: 2em;
            background: linear-gradient(135deg, #667eea, #764ba2);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 10px;
        }
        
        .topic-item:hover i {
            -webkit-text-fill-color: white;
            background: none;
        }
        
        .topic-item span {
            font-weight: 600;
        }
        
        /* Форматы рекламы */
        .formats-list {
            display: flex;
            gap: 30px;
            justify-content: center;
            margin: 30px 0;
            flex-wrap: wrap;
        }
        
        .format-badge {
            background: linear-gradient(135deg, #667eea10, #764ba210);
            padding: 15px 30px;
            border-radius: 50px;
            font-weight: 600;
            color: #1e293b;
            display: flex;
            align-items: center;
            gap: 10px;
            border: 1px solid #e2e8f0;
        }
        
        .format-badge i {
            color: #4f46e5;
            font-size: 1.2em;
        }
        
        /* Аудитория */
        .audience-block {
            background: linear-gradient(135deg, #667eea10, #764ba210);
            padding: 30px;
            border-radius: 20px;
            margin: 30px 0;
            border: 1px solid #667eea20;
        }
        
        .audience-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin-top: 20px;
        }
        
        .tag {
            background: white;
            padding: 10px 20px;
            border-radius: 50px;
            font-weight: 500;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
            border: 1px solid #e2e8f0;
        }
        
        .tag i {
            color: #4f46e5;
            margin-right: 8px;
        }
        
        /* Опции размещения */
        .options-box {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin: 30px 0;
        }
        
        .option {
            background: #f8fafc;
            padding: 25px;
            border-radius: 15px;
            border: 2px solid #e2e8f0;
            transition: all 0.3s;
        }
        
        .option:hover {
            border-color: #4f46e5;
            background: white;
        }
        
        .option i {
            font-size: 2em;
            color: #4f46e5;
            margin-bottom: 15px;
        }
        
        .option h4 {
            font-size: 1.3em;
            margin-bottom: 10px;
            color: #1e293b;
        }
        
        /* Контакты */
        .contact-section {
            background: linear-gradient(135deg, #667eea, #764ba2);
            color: white;
            border-radius: 30px;
            padding: 50px;
            margin-top: 50px;
            text-align: center;
        }
        
        .contact-section h3 {
            font-size: 2em;
            margin-bottom: 20px;
        }
        
        .contact-methods {
            display: flex;
            justify-content: center;
            gap: 40px;
            margin: 30px 0;
            flex-wrap: wrap;
        }
        
        .contact-method {
            display: flex;
            align-items: center;
            gap: 15px;
            background: rgba(255,255,255,0.2);
            padding: 15px 30px;
            border-radius: 50px;
            backdrop-filter: blur(10px);
            transition: all 0.3s;
        }
        
        .contact-method:hover {
            background: rgba(255,255,255,0.3);
            transform: translateY(-5px);
        }
        
        .contact-method i {
            font-size: 1.5em;
        }
        
        .contact-method a {
            color: white;
            text-decoration: none;
            font-size: 1.2em;
            font-weight: 600;
        }
        
        .cta-button {
            display: inline-block;
            background: white;
            color: #4f46e5;
            padding: 20px 50px;
            border-radius: 60px;
            font-size: 1.5em;
            font-weight: 800;
            text-decoration: none;
            margin-top: 30px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.2);
            transition: all 0.3s;
            border: 2px solid white;
        }
        
        .cta-button:hover {
            background: transparent;
            color: white;
            transform: translateY(-5px);
            box-shadow: 0 30px 50px rgba(0,0,0,0.3);
        }
        
        /* Футер */
        .footer {
            background: #1e293b;
            color: white;
            padding: 30px 0;
            text-align: center;
        }
        
        .footer a {
            color: #94a3b8;
            text-decoration: none;
            transition: color 0.3s;
        }
        
        .footer a:hover {
            color: white;
        }
        
        /* Адаптивность */
        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2.5em;
            }
            
            .groups-grid {
                grid-template-columns: 1fr 1fr;
            }
            
            .topics-grid {
                grid-template-columns: 1fr;
            }
            
            .options-box {
                grid-template-columns: 1fr;
            }
            
            .contact-methods {
                flex-direction: column;
                align-items: center;
            }
            
            .nav-links {
                display: none;
            }
            
            .header-content {
                justify-content: center;
            }
        }
        
        @media (max-width: 480px) {
            .groups-grid {
                grid-template-columns: 1fr;
            }
            
            .hero-stats {
                flex-direction: column;
                gap: 20px;
            }
            
            .formats-list {
                flex-direction: column;
                align-items: center;
            }
            
            .format-badge {
                width: 100%;
                justify-content: center;
            }
        }
        
        /* Анимации при скролле */
        .animate-on-scroll {
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.8s;
        }
        
        .animate-on-scroll.visible {
            opacity: 1;
            transform: translateY(0);
        }