:root {
        --primary: #5865F2;
        --accent: #F47FFF;
        --gold: #FFD700;
        --bg-dark: #0f0f13;
        --card-bg: rgba(255, 255, 255, 0.05);
        --text-main: #ffffff;
        --text-sec: #b9bbbe;
        --success: #43b581;
    }

    html {
        scroll-behavior: smooth;
    }

    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
        font-family: 'Poppins', sans-serif;
    }

    body {
        background-color: var(--bg-dark);
        color: var(--text-main);
        overflow-x: hidden;
        line-height: 1.6;
    }

    .background-animation {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        z-index: -1;
        overflow: hidden;
    }

    .blob {
        position: absolute;
        border-radius: 50%;
        filter: blur(80px);
        opacity: 0.4;
        animation: move 20s infinite alternate;
    }

    .blob:nth-child(1) {
        top: -10%;
        left: -10%;
        width: 500px;
        height: 500px;
        background: var(--primary);
    }

    .blob:nth-child(2) {
        bottom: -10%;
        right: -10%;
        width: 400px;
        height: 400px;
        background: var(--accent);
        animation-delay: -5s;
    }

    @keyframes move {
        from {
            transform: translate(0, 0) scale(1);
        }

        to {
            transform: translate(50px, 50px) scale(1.1);
        }
    }

    .container {
        max-width: 1100px;
        margin: 0 auto;
        padding: 0 20px;
    }

    header {
        text-align: center;
        padding: 60px 0 20px;
    }

    .logo-placeholder {
        display: flex;
        justify-content: center;
        align-items: center;
        margin: 0 auto 20px;
    }

    .logo-img {
        width: 330px;
        height: auto;

        user-select: none;
        pointer-events: none;
        -webkit-user-drag: none;

        animation: logo-float 3s ease-in-out infinite;

        filter: drop-shadow(0 0 14px rgba(88, 101, 242, 0.6));
    }

    @keyframes logo-float {
        0% {
            transform: translateY(0);
        }

        50% {
            transform: translateY(-8px);
        }

        100% {
            transform: translateY(0);
        }
    }

    .logo-img {
        filter: drop-shadow(0 0 12px rgba(88, 101, 242, 0.6));
    }

    .premium-title {
        font-family: 'Dancing Script', cursive;
        font-size: 6rem;
        font-weight: 700;
        text-align: center;
        margin: 0 0 0.5rem 0;

        background: linear-gradient(90deg,
                #8e44ad,
                #af69ee,
                #d7bde2,
                #af69ee,
                #8e44ad);
        background-size: 300% 100%;
        -webkit-background-clip: text;
        background-clip: text;
        -webkit-text-fill-color: transparent;
        color: transparent;

        animation: gradient-flow 12s ease infinite;

        @media (max-width: 768px) {
            font-size: 4rem;
            margin-bottom: 0.3rem;
        }
    }

    .neon-tagline {
        font-size: 1.5rem;
        text-align: center;
        margin: 0;
        font-family: 'Dancing Script', cursive;
        font-weight: 600;
        font-style: italic;

        background: linear-gradient(90deg, #af69ee, #d7bde2, #af69ee);
        background-size: 300% 100%;
        -webkit-background-clip: text;
        background-clip: text;
        -webkit-text-fill-color: transparent;
        color: transparent;

        text-shadow:
            0 0 5px rgba(175, 105, 238, 0.6),
            0 0 10px rgba(175, 105, 238, 0.4);

        animation: gradient-flow 10s ease infinite;
    }

    @keyframes gradient-flow {
        0% {
            background-position: 0% 50%;
        }

        100% {
            background-position: 100% 50%;
        }
    }

    @media (max-width: 768px) {
        .neon-tagline {
            font-size: 1.5rem;
        }
    }


    h1 {
        font-size: 2.5rem;
        background: linear-gradient(to right, #fff, #b9bbbe);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
    }

    .tagline {
        color: var(--text-sec);
        font-size: 2.1rem;
    }

    .features-section {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        margin: 60px 0 40px 0;
        gap: 40px;
    }

    .bot-showcase {
        flex: 1;
        display: flex;
        justify-content: center;
        min-width: 300px;
    }

    .bot-image {
        width: 380px;
        height: auto;
        border-radius: 20px;
        backdrop-filter: blur(10px);
        animation: float 3s ease-in-out infinite;
    }

    @keyframes float {
        0% {
            transform: translateY(0px);
        }

        50% {
            transform: translateY(-20px);
        }

        100% {
            transform: translateY(0px);
        }
    }

    .features-grid-wrapper {
        flex: 1;
        min-width: 300px;
        display: flex;
        flex-direction: column;
        gap: 20px;
    }

    .features-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 20px;
    }

    .feature-card {
        background: var(--card-bg);
        border: 1px solid rgba(255, 255, 255, 0.1);
        padding: 25px;
        border-radius: 16px;
        transition: transform 0.3s;
    }

    .feature-card:hover {
        transform: translateY(-5px);
        border-color: var(--primary);
    }

    .feature-icon {
        font-size: 2rem;
        color: var(--primary);
        margin-bottom: 15px;
    }

    .btn-scroll-down {
        text-align: center;
        padding: 12px;
        background: rgba(255, 255, 255, 0.05);
        border-radius: 12px;
        cursor: pointer;
        color: var(--text-main);
        text-decoration: none;
        transition: 0.3s;
        border: 1px solid transparent;
        font-size: 0.9rem;
        align-self: flex-start;
    }

    .btn-scroll-down:hover {
        background: rgba(255, 255, 255, 0.1);
        border-color: var(--primary);
    }


    .detailed-section {
        margin: 80px 0;
        scroll-margin-top: 100px;
    }

    .section-title {
        text-align: center;
        font-size: 2rem;
        margin-bottom: 40px;
    }

    .tabs-container {
        display: flex;
        gap: 30px;
        background: var(--card-bg);
        border-radius: 20px;
        padding: 30px;
        border: 1px solid rgba(255, 255, 255, 0.1);
        min-height: 400px;
    }

    .tabs-menu {
        display: flex;
        flex-direction: column;
        gap: 10px;
        min-width: 200px;
    }

    .tab-btn {
        background: transparent;
        border: none;
        padding: 15px 20px;
        text-align: left;
        color: var(--text-sec);
        cursor: pointer;
        border-radius: 10px;
        font-size: 1rem;
        transition: 0.3s;
        display: flex;
        align-items: center;
        gap: 10px;
    }

    .tab-btn:hover {
        background: rgba(255, 255, 255, 0.05);
        color: #fff;
    }

    .tab-btn.active {
        background: var(--primary);
        color: #fff;
        box-shadow: 0 4px 15px rgba(88, 101, 242, 0.4);
    }

    .tab-content {
        flex: 1;
        display: none;
        animation: fadeIn 0.5s ease;
    }

    .tab-content.active {
        display: block;
    }

    @keyframes fadeIn {
        from {
            opacity: 0;
            transform: translateY(10px);
        }

        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    .detail-item {
        background: rgba(0, 0, 0, 0.2);
        padding: 20px;
        border-radius: 12px;
        margin-bottom: 15px;
        border-left: 3px solid var(--primary);
    }

    .detail-item h4 {
        color: var(--accent);
        margin-bottom: 5px;
    }

    .detail-item p {
        font-size: 0.9rem;
        color: var(--text-sec);
    }

    .pricing-section {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 30px;
        margin-bottom: 80px;
    }

    .price-card {
        background: var(--card-bg);
        border-radius: 20px;
        padding: 40px;
        width: 100%;
        max-width: 400px;
        text-align: center;
        position: relative;
        border: 1px solid rgba(255, 255, 255, 0.1);
        display: flex;
        flex-direction: column;
    }

    .card-premium {
        border: 2px solid var(--gold);
        transform: scale(1.05);
        box-shadow: 0 0 30px rgba(255, 215, 0, 0.1);
    }

    .card-premium .badge {
        position: absolute;
        top: -15px;
        left: 50%;
        transform: translateX(-50%);
        background: var(--gold);
        color: #000;
        padding: 5px 15px;
        border-radius: 20px;
        font-weight: bold;
        font-size: 0.8rem;
    }

    .price-title {
        font-size: 1.8rem;
        margin-bottom: 10px;
    }

    .price-tag {
        font-size: 2.5rem;
        font-weight: 700;
        margin-bottom: 20px;
    }

    .price-tag span {
        font-size: 1rem;
        color: var(--text-sec);
        font-weight: 400;
    }

    .benefit-list {
        list-style: none;
        margin-bottom: 30px;
        text-align: left;
        flex-grow: 1;
    }

    .benefit-list li {
        margin-bottom: 12px;
        display: flex;
        align-items: center;
    }

    .benefit-list li i {
        margin-right: 10px;
        width: 20px;
        text-align: center;
    }

    .check {
        color: var(--success);
    }

    .heart {
        color: #ff6347;
    }

    .btn {
        display: inline-block;
        padding: 15px 30px;
        border-radius: 12px;
        text-decoration: none;
        font-weight: 600;
        transition: all 0.3s;
        border: none;
        cursor: pointer;
        width: 100%;
        font-size: 1rem;
    }

    .btn-premium {
        background: linear-gradient(45deg, var(--primary), var(--accent));
        color: white;
    }

    .btn-premium:hover {
        box-shadow: 0 6px 20px rgba(88, 101, 242, 0.6);
        transform: translateY(-2px);
    }

    .btn-donate {
        background: transparent;
        border: 2px solid var(--text-sec);
        color: var(--text-main);
    }

    .btn-donate:hover {
        background: rgba(255, 255, 255, 0.1);
        border-color: var(--text-main);
    }

    .modal {
        display: none;
        position: fixed;
        z-index: 1000;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(0, 0, 0, 0.7);
        backdrop-filter: blur(5px);
        align-items: center;
        justify-content: center;
    }

    .modal-content {
        background-color: #1a1a1e;
        border: 1px solid rgba(255, 255, 255, 0.1);
        border-radius: 20px;
        padding: 30px;
        width: 90%;
        max-width: 500px;
        text-align: center;
        position: relative;
        box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
        animation: zoomIn 0.3s ease;
    }

    @keyframes zoomIn {
        from {
            transform: scale(0.8);
            opacity: 0;
        }

        to {
            transform: scale(1);
            opacity: 1;
        }
    }

    .close-modal {
        position: absolute;
        top: 15px;
        right: 20px;
        font-size: 1.5rem;
        cursor: pointer;
        color: var(--text-sec);
    }

    .donation-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
        margin: 20px 0;
    }

    .donate-value-btn {
        background: rgba(255, 255, 255, 0.05);
        border: 1px solid var(--primary);
        color: #fff;
        padding: 10px;
        border-radius: 8px;
        cursor: pointer;
        transition: 0.3s;
    }

    .donate-value-btn:hover {
        background: var(--primary);
    }

    .security-note {
        font-size: 0.8rem;
        color: var(--text-sec);
        margin-top: 15px;
        background: rgba(67, 181, 129, 0.1);
        padding: 10px;
        border-radius: 8px;
    }

    .faq-section {
        margin-bottom: 80px;
    }

    .faq-item {
        background: var(--card-bg);
        margin-bottom: 15px;
        border-radius: 10px;
        overflow: hidden;
    }

    details {
        padding: 20px;
        cursor: pointer;
    }

    summary {
        font-weight: 600;
        list-style: none;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    summary::-webkit-details-marker {
        display: none;
    }

    summary::after {
        content: '+';
        font-size: 1.5rem;
        transition: 0.3s;
    }

    details[open] summary::after {
        transform: rotate(45deg);
    }

    .faq-answer-wrapper {
        display: grid;
        grid-template-rows: 0fr;
        transition: grid-template-rows 0.3s ease-out;
    }

    details[open]+.faq-answer-wrapper {
        grid-template-rows: 1fr;
    }


    details[open] .faq-content {
        animation: slideDown 0.3s ease-out forwards;
    }

    .faq-content {
        overflow: hidden;
        color: var(--text-sec);
        border-top: 1px solid rgba(255, 255, 255, 0.05);
        margin-top: 0;
        max-height: 0;
        opacity: 0;
        transition: all 0.4s ease;
    }

    details[open] .faq-content {
        max-height: 500px;
        opacity: 1;
        margin-top: 15px;
        padding-top: 15px;
    }

    footer {
        text-align: center;
        padding: 40px;
        border-top: 1px solid rgba(255, 255, 255, 0.05);
        color: var(--text-sec);
        font-size: 0.9rem;
    }

    @media (max-width: 768px) {
        .features-section {
            flex-direction: column-reverse;
            text-align: center;
        }

        .btn-scroll-down {
            align-self: center;
            width: 100%;
        }

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

        .tabs-menu {
            flex-direction: row;
            overflow-x: auto;
            padding-bottom: 10px;
        }

        .tab-btn {
            white-space: nowrap;
        }

        .card-premium {
            transform: scale(1);
        }
    }