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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: linear-gradient(135deg, #87CEEB 0%, #4682B4 30%, #DEB887 70%, #D2B48C 100%);
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
            position: relative;
            overflow-x: hidden;
        }

        /* Декоративные элементы фона */
        .background-elements {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: 0;
        }

        /* Горы на фоне */
        .mountains {
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 40%;
            background: linear-gradient(to top, rgba(210, 180, 140, 0.2) 0%, transparent 100%);
        }

        .mountain {
            position: absolute;
            bottom: 0;
            background: rgba(139, 69, 19, 0.15);
            clip-path: polygon(0% 100%, 50% 0%, 100% 100%);
            will-change: transform;
        }

        .mountain-1 {
            left: -10%;
            width: 30%;
            height: 80%;
            background: rgba(160, 82, 45, 0.12);
        }

        .mountain-2 {
            left: 15%;
            width: 25%;
            height: 60%;
            background: rgba(139, 69, 19, 0.18);
        }

        .mountain-3 {
            right: 10%;
            width: 35%;
            height: 70%;
            background: rgba(160, 82, 45, 0.15);
        }

        .mountain-4 {
            right: -5%;
            width: 20%;
            height: 50%;
            background: rgba(139, 69, 19, 0.1);
        }

        /* Облака */
        .clouds {
            position: absolute;
            width: 100%;
            height: 100%;
        }

        .cloud {
            position: absolute;
            background: rgba(255, 255, 255, 0.3);
            border-radius: 50px;
            opacity: 0.8;
            animation: float 20s infinite ease-in-out;
            will-change: transform;
        }

        .cloud::before,
        .cloud::after {
            content: '';
            position: absolute;
            background: rgba(255, 255, 255, 0.3);
            border-radius: 50px;
        }

        .cloud-1 {
            width: 80px;
            height: 30px;
            top: 20%;
            left: 10%;
            animation-delay: 0s;
        }

        .cloud-1::before {
            width: 50px;
            height: 50px;
            top: -25px;
            left: 10px;
        }

        .cloud-1::after {
            width: 60px;
            height: 40px;
            top: -15px;
            right: 10px;
        }

        .cloud-2 {
            width: 60px;
            height: 25px;
            top: 15%;
            right: 15%;
            animation-delay: -10s;
        }

        .cloud-2::before {
            width: 40px;
            height: 40px;
            top: -20px;
            left: 5px;
        }

        .cloud-2::after {
            width: 50px;
            height: 35px;
            top: -12px;
            right: 5px;
        }

        .cloud-3 {
            width: 70px;
            height: 28px;
            top: 30%;
            left: 80%;
            animation-delay: -5s;
        }

        .cloud-3::before {
            width: 45px;
            height: 45px;
            top: -22px;
            left: 8px;
        }

        .cloud-3::after {
            width: 55px;
            height: 38px;
            top: -14px;
            right: 8px;
        }

        @keyframes float {

            0%,
            100% {
                transform: translate3d(0, 0, 0);
            }

            25% {
                transform: translate3d(10px, -5px, 0);
            }

            50% {
                transform: translate3d(-5px, -10px, 0);
            }

            75% {
                transform: translate3d(-10px, -5px, 0);
            }
        }

        /* Звезды */
        .stars {
            position: absolute;
            width: 100%;
            height: 100%;
        }

        .star {
            position: absolute;
            width: 2px;
            height: 2px;
            background: rgba(255, 255, 255, 0.9);
            border-radius: 50%;
            animation: twinkle 3s infinite ease-in-out;
            will-change: opacity, transform;
        }

        .star:nth-child(1) {
            top: 10%;
            left: 20%;
            animation-delay: 0s;
        }

        .star:nth-child(2) {
            top: 20%;
            left: 80%;
            animation-delay: 1s;
        }

        .star:nth-child(3) {
            top: 30%;
            left: 15%;
            animation-delay: 2s;
        }

        .star:nth-child(4) {
            top: 15%;
            left: 70%;
            animation-delay: 0.5s;
        }

        .star:nth-child(5) {
            top: 25%;
            left: 90%;
            animation-delay: 1.5s;
        }

        .star:nth-child(6) {
            top: 35%;
            left: 5%;
            animation-delay: 2.5s;
        }

        @keyframes twinkle {

            0%,
            100% {
                opacity: 0.4;
                transform: scale3d(1, 1, 1);
            }

            50% {
                opacity: 1;
                transform: scale3d(1.3, 1.3, 1);
            }
        }

        .form-container {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(20px);
            border-radius: 24px;
            padding: 40px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
            width: 100%;
            max-width: 600px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            position: relative;
            z-index: 10;
        }

        .form-header {
            text-align: center;
            margin-bottom: 32px;
        }

        .form-title {
            font-size: 2rem;
            font-weight: 700;
            background: linear-gradient(135deg, #4682B4, #87CEEB);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 8px;
        }

        .form-subtitle {
            color: #64748b;
            font-size: 1rem;
            line-height: 1.5;
        }

        .form-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 24px;
            margin-bottom: 24px;
        }

        @media (min-width: 768px) {
            .form-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 20px;
            }

            .form-group.full-width {
                grid-column: 1 / -1;
            }
        }

        .form-group {
            position: relative;
        }

        .form-label {
            display: block;
            font-weight: 600;
            color: #374151;
            margin-bottom: 8px;
            font-size: 0.875rem;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .form-input,
        .form-textarea {
            width: 100%;
            padding: 18px 20px;
            border: 2px solid #e5e7eb;
            border-radius: 12px;
            font-size: 16px;
            transition: all 0.3s ease;
            background: #ffffff;
            color: #374151;
            min-height: 44px;
            -webkit-appearance: none;
            appearance: none;
        }

        .form-input:focus,
        .form-textarea:focus {
            outline: none;
            border-color: #4682B4;
            box-shadow: 0 0 0 4px rgba(70, 130, 180, 0.1);
            transform: translateY(-2px);
        }

        .form-input::placeholder,
        .form-textarea::placeholder {
            color: #9ca3af;
        }

        .form-textarea {
            resize: vertical;
            min-height: 120px;
            font-family: inherit;
        }

        .form-button {
            width: 100%;
            padding: 18px 32px;
            background: linear-gradient(135deg, #4682B4 0%, #87CEEB 100%);
            color: white;
            border: none;
            border-radius: 12px;
            font-size: 1.1rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            cursor: pointer;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
            min-height: 56px;
            -webkit-tap-highlight-color: transparent;
            will-change: transform;
        }

        .form-button::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: left 0.5s;
        }

        .form-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 35px rgba(70, 130, 180, 0.4);
        }

        .form-button:hover::before {
            left: 100%;
        }

        .form-button:active {
            transform: translateY(-1px);
        }

        /* Touch устройства - убираем hover эффекты */
        @media (hover: none) and (pointer: coarse) {
            .form-button:hover {
                transform: none;
                box-shadow: none;
            }

            .form-input:focus,
            .form-textarea:focus {
                transform: none;
            }
        }

        /* Анимация появления */
        .form-container {
            animation: slideUp 0.6s ease-out;
        }

        @keyframes slideUp {
            from {
                opacity: 0;
                transform: translate3d(0, 30px, 0);
            }

            to {
                opacity: 1;
                transform: translate3d(0, 0, 0);
            }
        }

        /* Floating labels эффект */
        .form-group.floating {
            position: relative;
        }

        .form-group.floating .form-label {
            position: absolute;
            top: 50%;
            left: 20px;
            transform: translateY(-50%);
            background: white;
            padding: 0 8px;
            color: #9ca3af;
            pointer-events: none;
            transition: all 0.3s ease;
            font-size: 16px;
            text-transform: none;
            letter-spacing: normal;
            font-weight: 400;
            text-align: center;
        }

        .form-group.floating .form-input:focus+.form-label,
        .form-group.floating .form-input:not(:placeholder-shown)+.form-label {
            top: 0;
            font-size: 0.75rem;
            color: #4682B4;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            border-radius: 8px;
            text-align: center;
        }

        .form-group.floating .form-textarea:focus+.form-label,
        .form-group.floating .form-textarea:not(:placeholder-shown)+.form-label {
            top: 0;
            font-size: 0.75rem;
            color: #4682B4;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            border-radius: 8px;
            text-align: center;
        }

        /* Мобильная адаптация */
        @media (max-width: 767px) {
            .form-container {
                padding: 24px;
                margin: 10px;
            }

            .form-title {
                font-size: 1.5rem;
            }

            .form-button {
                padding: 18px 24px;
                font-size: 1rem;
                min-height: 48px;
            }

            .form-grid {
                gap: 20px;
            }

            /* Скрываем некоторые декоративные элементы на мобильных для производительности */
            .mountain-1,
            .mountain-4 {
                display: none;
            }

            .cloud-3 {
                display: none;
            }

            /* Упрощаем анимации на слабых устройствах */
            @media (prefers-reduced-motion: reduce) {
                .cloud {
                    animation: none;
                }

                .star {
                    animation: none;
                    opacity: 0.6;
                }

                .form-container {
                    animation: none;
                }
            }
        }

        /* Дополнительные декоративные элементы */
        .form-container::before {
            content: '';
            position: absolute;
            top: -2px;
            left: -2px;
            right: -2px;
            bottom: -2px;
            background: linear-gradient(135deg, #4682B4, #87CEEB, #DEB887, #D2B48C);
            border-radius: 26px;
            z-index: -1;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .form-container:hover::before {
            opacity: 0.1;
        }

        /* Оптимизация для слабых устройств */
        @media (max-width: 480px) {
            .stars {
                display: none;
            }

            .mountains {
                height: 30%;
            }
        }