:root {
            --primary-color: #a895a8;
            --secondary-color: #a895a8;
            --accent-color: #a895a8;
            --bg-color: #ffffff;
            --text-color: #36393e;
            --border-radius: 12px;
            --box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
        }
.certificate-container {
    font-family: 'Tenor Sans' !important;
            width: 90%;
            max-width: 1200px;
            margin: 40px auto;
            background-color: var(--bg-color);
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--box-shadow);
        }

        .tabs-container {
            display: flex;
            background-color: var(--primary-color);
        }

        .tab-button {
                background-color: #cecaca;
            flex: 1;
            padding: 18px 24px;
            text-align: center;
            color: white;
            font-weight: 600;
            cursor: pointer;
            transition: background-color 0.3s, transform 0.2s;
            border: none;
            outline: none;
        }

        .tab-button:hover {
            background-color: var(--secondary-color);
        }

        .tab-button.active {
            background-color: var(--accent-color);
        }

        .content-container {
            padding: 30px;
        }

        /* Электронный сертификат */
        .electronic-certificates {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 20px;
        }

        .card {
            background-color: white!important;
            border-radius: var(--border-radius)!important;
            overflow: hidden!important;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08)!important;
            display: flex!important;
            flex-direction: column!important;
            height: 100%!important;
            transition: transform 0.3s, box-shadow 0.3s!important;
        }

        .card:hover {
            transform: translateY(-6px);
            box-shadow: var(--box-shadow);
        }

        .card-header {
            padding: 16px!important;
            background-color: var(--primary-color)!important;
            color: white;
            font-weight: 600;
            text-align: center;
        }

        .card-body {
            padding: 16px;
            flex: 1;
        }

        .card-title {
            font-size: 1.1rem!important;
            margin-bottom: 8px!important;
            color: var(--text-color)!important;
        }

        .card-description {
            color: #666;
            font-size: 0.9rem;
            line-height: 1.4;
            margin-bottom: 16px;
        }

        .card-price {
            font-weight: 700;
            color: var(--accent-color);
            font-size: 1.2rem;
            margin-bottom: 16px;
        }

        .buy-button {
            background-color: var(--accent-color);
            color: white;
            border: none;
            padding: 10px 16px;
            border-radius: 8px;
            cursor: pointer;
            font-weight: 600;
            width: 100%;
            transition: background-color 0.3s;
        }

        .buy-button:hover {
            background-color: #837083;
        }

        /* Бумажный сертификат */
        .paper-certificate {
            display: none;
            flex-direction: column;
        }

        .paper-card {
            background-color: white;
            border-radius: var(--border-radius);
            overflow: hidden;
            display: flex;
            flex-wrap: wrap;
        }

        .image-section {
            flex: 0 0 30%;
            background-color: #eee;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .image-section img {
            max-width: 100%;
            height: auto;
        }

        .text-section {
            flex: 0 0 70%;
            padding: 24px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .paper-title {
            font-size: 1.5rem!important;
            color: var(--primary-color);
            margin-bottom: 16px;
        }

        .paper-description {
            color: #555;
            line-height: 1.6;
            margin-bottom: 20px;
        }

        .more-info-button {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 12px 20px;
            border-radius: 8px;
            cursor: pointer;
            font-weight: 600;
            align-self: start;
            transition: background-color 0.3s;
        }

        .more-info-button:hover {
            background-color: var(--secondary-color);
        }

        .gift-section {
            flex: 0 0 80%;
            padding: 24px;
            background-color: #f4f4f4;
        }

        .gift-title {
            font-size: 1.3rem!important;
            color: var(--primary-color);
            margin-bottom: 12px;
        }

        .gift-description {
            color: #555;
            line-height: 1.6;
        }

        .gift-image {
            flex: 0 0 20%;
            display: flex;
            align-items: center;
            justify-content: center;
            background-color: #fff;
        }

        .gift-image img {
            max-width: 80%;
            height: auto;
        }

        /* Адаптивность */
        @media (max-width: 1024px) {
            .electronic-certificates {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        @media (max-width: 768px) {
            .electronic-certificates {
                grid-template-columns: repeat(2, 1fr);
            }

            .paper-card {
                flex-direction: column;
            }

            .image-section, .text-section, .gift-section, .gift-image {
                flex: 0 0 100%;
            }
        }

        @media (max-width: 480px) {
            .electronic-certificates {
                grid-template-columns: 1fr;
            }

            .tabs-container {
                flex-direction: column;
            }

            .tab-button {
                text-align: left;
            }

            .content-container {
                padding: 20px;
            }
        }