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

        body {
            font-family: 'Arial', sans-serif;
            background-color: #f2f2f2;
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 100vh;
            padding: 20px;
        }

        .container {
            width: 100%;
            max-width: 400px;
            background-color: #ffffff;
            padding: 30px 20px;
            border-radius: 8px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.1);
            text-align: center;
        }

        h1 {
            font-size: 24px;
            font-weight: 700;
            color: #000;
            margin-bottom: 20px;
            line-height: 1.2;
        }

        /* =========================================
           Подсказка над кнопками оплаты
           ========================================= */
        .pay-hint {
            font-size: 13px;
            font-weight: normal;
            color: #666;
            text-align: center;
            line-height: 1.4;
            margin: 0 auto 16px;
            max-width: 280px;
        }

        /* =========================================
           Контейнер для кнопок оплаты
           ========================================= */
        .pay-buttons {
            display: flex;
            flex-direction: column;
            gap: 12px;
            width: 100%;
            max-width: 320px;
            margin: 0 auto 24px;
        }

        /* =========================================
           Общие стили для кнопок оплаты
           ========================================= */
        .ozon-pay-btn,
        .sber-pay-btn,
        .tbank-pay-btn {
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            border: none;
            border-radius: 12px;
            padding: 14px 48px;
            font-size: 16px;
            font-weight: 600;
            font-family: Arial, sans-serif;
            cursor: pointer;
            transition: background-color 0.2s ease, transform 0.1s ease, filter 0.2s ease;
            text-decoration: none;
            width: 100%;
            box-sizing: border-box;
        }

        .ozon-pay-btn:active,
        .sber-pay-btn:active,
        .tbank-pay-btn:active {
            transform: scale(0.98);
        }

        /* Иконки внутри кнопок оплаты — прижаты вправо */
        .ozon-pay-btn svg,
        .sber-pay-btn svg,
        .tbank-pay-btn svg {
            position: absolute;
            right: 16px;
            top: 50%;
            transform: translateY(-50%);
            flex-shrink: 0;
        }

        /* Кнопка Ozon */
        .ozon-pay-btn {
            background-color: #005bff;
            color: #ffffff;
        }
        .ozon-pay-btn:hover {
            background-color: #3378ff;
        }
        .ozon-pay-btn svg {
            height: 28px;
            width: auto;
        }

        /* Кнопка Сбер */
        .sber-pay-btn {
            background: linear-gradient(135deg, #21A038 0%, #0FA8E0 100%);
            color: #ffffff;
        }
        .sber-pay-btn:hover {
            filter: brightness(1.1);
        }
        .sber-pay-btn svg {
            height: 24px;
            width: 24px;
            fill: #ffffff;
        }

        /* Кнопка Т-Банк */
        .tbank-pay-btn {
            background-color: #FFDD2D;
            color: #333333;
        }
        .tbank-pay-btn:hover {
            background-color: #FFD100;
        }
        .tbank-pay-btn svg {
            height: 36px;
            width: 36px;
        }

        /* =========================================
           Социальные сети
           ========================================= */
        .social-title {
            font-size: 16px;
            color: #333;
            margin: 25px 0 15px;
        }

        .social-btn {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 12px 20px;
            margin-bottom: 12px;
            border-radius: 6px;
            color: #fff;
            text-decoration: none;
            font-size: 16px;
            font-weight: 500;
            transition: opacity 0.2s;
        }

        .social-btn:hover {
            opacity: 0.9;
        }

        .social-btn .icon {
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .social-btn .icon svg {
            width: 100%;
            height: 100%;
            fill: #fff;
        }

        .social-btn .arrow {
            font-size: 20px;
            font-weight: 300;
        }

        .telegram {
            background-color: #2AABEE;
        }

        .max {
            background-color: #4DC3F7;
        }

        .vk {
            background-color: #0077FF;
        }

        /* =========================================
           Всплывающее уведомление
           ========================================= */
        .toast {
            position: fixed;
            bottom: 30px;
            left: 50%;
            transform: translateX(-50%) translateY(20px);
            background-color: #333;
            color: #fff;
            padding: 12px 24px;
            border-radius: 8px;
            font-size: 14px;
            font-family: Arial, sans-serif;
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s;
            z-index: 9999;
        }

        .toast.show {
            opacity: 1;
            visibility: visible;
            transform: translateX(-50%) translateY(0);
        }