:root {
            --primary-color: #58E0B7;
        }

        body {
            background: linear-gradient(135deg, #121212, #1e1e1e);
            color: #ffffff;
            font-family: 'Arial', sans-serif;
            margin: 0;
            padding: 0;
        }

        .all-container {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            min-height: 100vh;
        }

        .register-box {
            background: linear-gradient(135deg, #1e1e1e, #2c2c2c);
            border-radius: 8px;
            padding: 30px;
            width: 100%;
            max-width: 400px;
            box-shadow: 0px 0px 15px rgba(0, 0, 0, 0.5);
        }

        .plan-box {
            background: linear-gradient(135deg, #1e1e1e, #2c2c2c);
            border-radius: 8px;
            padding: 30px;
            width: 100%;
            max-width: 600px;
            box-shadow: 0px 0px 15px rgba(0, 0, 0, 0.5);
        }

        .register-box h2 {
            margin-bottom: 20px;
            color: var(--primary-color);
            text-align: center;
        }

        .register-box input[type="text"],
        .register-box input[type="password"],
        .register-box input[type="email"] {
            width: 100%;
            padding: 10px;
            margin: 10px 0;
            background-color: #2c2c2c;
            border: 1px solid #444;
            border-radius: 5px;
            color: #ffffff;
        }

        .register-box input[type="checkbox"] {
            margin-right: 10px;
            accent-color: var(--primary-color);
        }

        .register-box label {
            display: flex;
            align-items: center;
            font-size: 0.9em;
            color: #fff;
        }

        .register-box button {
            width: 100%;
            padding: 10px;
            background-color: var(--primary-color);
            border: none;
            border-radius: 5px;
            cursor: pointer;
            color: #000;
            margin-top: 15px;
            transition: background-color 0.3s ease;
        }

        .register-box button:disabled {
            background-color: #555;
            cursor: not-allowed;
        }

        a {
            text-decoration: none;
        }

        #preloader {
            display: grid;
            place-items: center;
            height: 100vh;
        }

        #preloader div {
            text-align: center;
        }

        #preloader {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, #121212, #1e1e1e);
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 9999;
            transition: opacity 0.5s ease, visibility 0.5s ease;
        }

        #preloader.hidden {
            opacity: 0;
            visibility: hidden;
        }

        .loading-text {
            text-align: center;
            margin-top: 20px;
            color: var(--primary-color);
            font-size: 18px;
        }

        @keyframes pulse {
            0% {
                transform: scale(1);
                opacity: 1;
            }

            50% {
                transform: scale(1.1);
                opacity: 0.7;
            }

            100% {
                transform: scale(1);
                opacity: 1;
            }
        }

        #logoimg {
            animation: pulse 2s infinite;
        }

        /* Plan details style */
        .plan-details h4 {
            color: var(--primary-color);
            margin-bottom: 10px;
        }

        .plan-details p {
            color: #ccc;
            font-size: 0.9rem;
        }

        .plan-price .price {
            font-size: 2rem;
            font-weight: bold;
            color: var(--primary-color);
        }

        .plan-price .period {
            color: #aaa;
        }

        .sub-plan-btn,
        .payment-btn {
            transition: all 0.3s ease;
        }

        .sub-plan-btn.active,
        .payment-btn.active {
            background-color: var(--primary-color) !important;
            color: #000 !important;
            border-color: var(--primary-color) !important;
        }

        .sub-plan-btn:hover,
        .payment-btn:hover {
            background-color: #444 !important;
        }

        .discount-tag {
            background-color: #ff6b6b;
            color: white;
            font-size: 0.7rem;
            padding: 2px 5px;
            border-radius: 3px;
            display: inline-block;
            margin-top: 3px;
        }

        .total-price {
            font-size: 1.5rem;
            color: var(--primary-color);
        }

        #payButton:disabled {
            background-color: #555;
            cursor: not-allowed;
        }

        .nav-link {
            color: #fff;
            border: 1px solid #444;
            border-bottom: none;
        }

        .nav-link.active {
            background-color: var(--primary-color);
            color: #000;
            border-color: var(--primary-color);
        }

        .payment-btn img {
            vertical-align: middle;
        }

        .nav-tabs .nav-link {
            border: 1px solid transparent;
            border-bottom: none;
            color: #fff;
            transition: all 0.3s ease;
        }

        .nav-tabs .nav-link:hover {
            border-color: #444;
        }

        .nav-tabs .nav-link.active {
            background-color: var(--primary-color);
            color: #000;
            border-color: var(--primary-color);
        }

        .tab-content {
            border: 1px solid #444;
            border-top: none;
            padding: 20px;
            border-radius: 0 0 5px 5px;
        }