:root {
        --page-555win-ap-primary-color: #e44d26; /* Cam đỏ */
        --page-555win-ap-secondary-color: #333; /* Xám đậm */
        --page-555win-ap-accent-color: #ffcc00; /* Vàng */
        --page-555win-ap-text-light: #fff;
        --page-555win-ap-text-dark: #222;
        --page-555win-ap-bg-light: #f5f5f5;
        --page-555win-ap-bg-dark: #1a1a1a;
        --page-555win-ap-border-color: #ddd;
    }

    .page-555win-ap {
        font-family: 'Arial', sans-serif;
        color: var(--page-555win-ap-text-dark);
        line-height: 1.6;
        background-color: var(--page-555win-ap-bg-light);
    }

    .page-555win-ap__hero-section {
        background: linear-gradient(135deg, var(--page-555win-ap-primary-color), #ff6f40);
        color: var(--page-555win-ap-text-light);
        text-align: center;
        padding: 60px 20px 40px; /* Adjusted padding-top for header offset */
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        position: relative;
        overflow: hidden;
        padding-top: 10px; /* Rely on body padding for header offset, add small decorative top padding */
    }

    .page-555win-ap__hero-section::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-image: url('[GALLERY:pattern:1920x1080:abstract,geometric,background]');
        background-size: cover;
        background-position: center;
        opacity: 0.1;
        z-index: 0;
    }

    .page-555win-ap__brand-title {
        font-size: 3.5em;
        margin-bottom: 10px;
        font-weight: bold;
        text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        position: relative;
        z-index: 1;
    }

    .page-555win-ap__hero-subtitle {
        font-size: 1.4em;
        margin-bottom: 25px;
        position: relative;
        z-index: 1;
    }

    .page-555win-ap__cta-buttons-container {
        display: flex;
        gap: 20px;
        margin-bottom: 30px;
        position: relative;
        z-index: 1;
    }

    .page-555win-ap__hero-button {
        display: inline-block;
        padding: 14px 30px;
        border-radius: 50px;
        font-size: 1.1em;
        font-weight: bold;
        text-decoration: none;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
        box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    }

    .page-555win-ap__register-button {
        background-color: var(--page-555win-ap-accent-color);
        color: var(--page-555win-ap-secondary-color);
    }

    .page-555win-ap__login-button {
        background-color: var(--page-555win-ap-text-light);
        color: var(--page-555win-ap-primary-color);
    }

    .page-555win-ap__hero-button:hover {
        transform: translateY(-3px);
        box-shadow: 0 6px 15px rgba(0,0,0,0.3);
    }

    .page-555win-ap__hero-description {
        font-size: 1.1em;
        max-width: 800px;
        margin: 0 auto;
        padding: 0 15px;
        position: relative;
        z-index: 1;
    }

    .page-555win-ap__floating-buttons {
        position: fixed;
        bottom: 20px;
        right: 20px;
        display: flex;
        flex-direction: column;
        gap: 10px;
        z-index: 1000;
    }

    .page-555win-ap__floating-button {
        display: block;
        padding: 12px 20px;
        border-radius: 50px;
        font-size: 1em;
        font-weight: bold;
        text-align: center;
        text-decoration: none;
        box-shadow: 0 4px 8px rgba(0,0,0,0.2);
        transition: transform 0.2s ease;
    }

    .page-555win-ap__floating-register {
        background-color: var(--page-555win-ap-accent-color);
        color: var(--page-555win-ap-secondary-color);
    }

    .page-555win-ap__floating-login {
        background-color: var(--page-555win-ap-primary-color);
        color: var(--page-555win-ap-text-light);
    }

    .page-555win-ap__floating-button:hover {
        transform: translateY(-2px);
    }

    .page-555win-ap__section-title {
        text-align: center;
        font-size: 2.5em;
        color: var(--page-555win-ap-primary-color);
        margin-bottom: 40px;
        position: relative;
        padding-top: 20px;
    }

    .page-555win-ap__section-title::after {
        content: '';
        display: block;
        width: 80px;
        height: 4px;
        background-color: var(--page-555win-ap-accent-color);
        margin: 15px auto 0;
        border-radius: 2px;
    }

    .page-555win-ap__game-categories,
    .page-555win-ap__info-section,
    .page-555win-ap__features-section,
    .page-555win-ap__providers-section,
    .page-555win-ap__payments-section,
    .page-555win-ap__faq-section,
    .page-555win-ap__cta-final-section {
        padding: 60px 20px;
        max-width: 1200px;
        margin: 0 auto;
    }

    .page-555win-ap__game-categories {
        background-color: var(--page-555win-ap-bg-light);
    }

    .page-555win-ap__category-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 30px;
        justify-content: center;
    }

    .page-555win-ap__category-item {
        background-color: #fff;
        border-radius: 15px;
        overflow: hidden;
        box-shadow: 0 8px 20px rgba(0,0,0,0.1);
        text-align: center;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
        display: flex;
        flex-direction: column;
        align-items: center;
        padding-bottom: 20px;
    }

    .page-555win-ap__category-item:hover {
        transform: translateY(-5px);
        box-shadow: 0 12px 25px rgba(0,0,0,0.15);
    }

    .page-555win-ap__category-image {
        width: 100%;
        height: 200px;
        object-fit: cover;
        margin-bottom: 15px;
    }

    .page-555win-ap__category-title {
        font-size: 1.8em;
        color: var(--page-555win-ap-primary-color);
        margin-bottom: 10px;
        padding: 0 15px;
    }

    .page-555win-ap__category-description {
        font-size: 1em;
        color: var(--page-555win-ap-secondary-color);
        padding: 0 15px;
    }

    .page-555win-ap__info-section {
        background-color: var(--page-555win-ap-bg-dark);
        color: var(--page-555win-ap-text-light);
    }

    .page-555win-ap__info-section .page-555win-ap__section-title {
        color: var(--page-555win-ap-text-light);
    }

    .page-555win-ap__info-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 30px;
        justify-content: center;
    }

    .page-555win-ap__info-card {
        background-color: #333;
        border-radius: 15px;
        overflow: hidden;
        box-shadow: 0 8px 20px rgba(0,0,0,0.2);
        transition: transform 0.3s ease, box-shadow 0.3s ease;
        display: flex;
        flex-direction: column;
    }

    .page-555win-ap__info-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 12px 25px rgba(0,0,0,0.3);
    }

    .page-555win-ap__info-image {
        width: 100%;
        height: 220px;
        object-fit: cover;
    }

    .page-555win-ap__info-title {
        font-size: 1.6em;
        color: var(--page-555win-ap-accent-color);
        padding: 20px 25px 10px;
    }

    .page-555win-ap__info-description {
        font-size: 1em;
        color: #ccc;
        padding: 0 25px 20px;
        flex-grow: 1;
    }

    .page-555win-ap__info-action {
        background-color: var(--page-555win-ap-primary-color);
        color: var(--page-555win-ap-text-light);
        padding: 12px 25px;
        text-align: center;
        font-weight: bold;
        cursor: default; /* Not a link */
        transition: background-color 0.3s ease;
    }

    .page-555win-ap__features-section {
        background-color: var(--page-555win-ap-bg-light);
    }

    .page-555win-ap__features-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 30px;
        justify-content: center;
    }

    .page-555win-ap__feature-item {
        background-color: #fff;
        border-radius: 15px;
        padding: 30px;
        box-shadow: 0 8px 20px rgba(0,0,0,0.1);
        text-align: center;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .page-555win-ap__feature-item:hover {
        transform: translateY(-5px);
        box-shadow: 0 12px 25px rgba(0,0,0,0.15);
    }

    .page-555win-ap__feature-icon {
        width: 100px;
        height: 100px;
        object-fit: contain;
        margin-bottom: 20px;
    }

    .page-555win-ap__feature-title {
        font-size: 1.6em;
        color: var(--page-555win-ap-primary-color);
        margin-bottom: 10px;
    }

    .page-555win-ap__feature-description {
        font-size: 1em;
        color: var(--page-555win-ap-secondary-color);
    }

    .page-555win-ap__providers-section,
    .page-555win-ap__payments-section {
        background-color: var(--page-555win-ap-bg-dark);
        color: var(--page-555win-ap-text-light);
    }

    .page-555win-ap__providers-section .page-555win-ap__section-title,
    .page-555win-ap__payments-section .page-555win-ap__section-title {
        color: var(--page-555win-ap-text-light);
    }

    .page-555win-ap__providers-grid,
    .page-555win-ap__payments-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 20px;
        justify-content: center;
        text-align: center;
    }

    .page-555win-ap__provider-item,
    .page-555win-ap__payment-item {
        background-color: #3a3a3a;
        color: var(--page-555win-ap-text-light);
        padding: 15px 20px;
        border-radius: 10px;
        font-size: 1.1em;
        font-weight: bold;
        box-shadow: 0 4px 10px rgba(0,0,0,0.2);
        transition: background-color 0.3s ease;
        box-sizing: border-box; /* Crucial for mobile responsiveness */
    }

    .page-555win-ap__provider-item:hover,
    .page-555win-ap__payment-item:hover {
        background-color: var(--page-555win-ap-primary-color);
    }

    .page-555win-ap__faq-section {
        background-color: var(--page-555win-ap-bg-light);
    }

    .page-555win-ap__faq-container {
        max-width: 900px;
        margin: 0 auto;
    }

    .page-555win-ap__faq-item {
        background-color: #fff;
        margin-bottom: 15px;
        border-radius: 10px;
        box-shadow: 0 4px 15px rgba(0,0,0,0.08);
        overflow: hidden;
    }

    .page-555win-ap__faq-question {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 20px 25px;
        cursor: pointer;
        background-color: #f9f9f9;
        border-bottom: 1px solid var(--page-555win-ap-border-color);
        transition: background-color 0.3s ease;
        user-select: none;
    }

    .page-555win-ap__faq-question:hover {
        background-color: #f0f0f0;
    }

    .page-555win-ap__faq-item.active .page-555win-ap__faq-question {
        background-color: var(--page-555win-ap-primary-color);
        color: var(--page-555win-ap-text-light);
    }

    .page-555win-ap__faq-item.active .page-555win-ap__faq-question h3 {
        color: var(--page-555win-ap-text-light);
    }

    .page-555win-ap__faq-question-title {
        font-size: 1.2em;
        margin: 0;
        color: var(--page-555win-ap-secondary-color);
        pointer-events: none; /* Prevent h3 from blocking click event */
        flex-grow: 1;
    }

    .page-555win-ap__faq-toggle {
        font-size: 1.8em;
        font-weight: bold;
        color: var(--page-555win-ap-primary-color);
        margin-left: 15px;
        transition: transform 0.3s ease, color 0.3s ease;
        pointer-events: none; /* Prevent span from blocking click event */
    }

    .page-555win-ap__faq-item.active .page-555win-ap__faq-toggle {
        color: var(--page-555win-ap-accent-color);
        transform: rotate(45deg);
    }

    .page-555win-ap__faq-answer {
        max-height: 0;
        overflow: hidden;
        padding: 0 25px;
        opacity: 0;
        transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
        background-color: #fff;
        color: var(--page-555win-ap-secondary-color);
    }

    .page-555win-ap__faq-item.active .page-555win-ap__faq-answer {
        max-height: 2000px !important; /* Sufficiently large to contain content */
        padding: 20px 25px !important;
        opacity: 1;
    }

    .page-555win-ap__faq-answer p {
        margin: 0;
        word-wrap: break-word;
        overflow-wrap: break-word;
    }

    .page-555win-ap__cta-final-section {
        text-align: center;
        background-color: var(--page-555win-ap-primary-color);
        color: var(--page-555win-ap-text-light);
        padding: 80px 20px;
    }

    .page-555win-ap__cta-final-section .page-555win-ap__section-title {
        color: var(--page-555win-ap-text-light);
        margin-bottom: 20px;
    }

    .page-555win-ap__cta-final-section .page-555win-ap__section-title::after {
        background-color: var(--page-555win-ap-accent-color);
    }

    .page-555win-ap__cta-final-description {
        font-size: 1.2em;
        max-width: 800px;
        margin: 0 auto 40px;
    }

    .page-555win-ap__cta-final-button {
        display: inline-block;
        background-color: var(--page-555win-ap-accent-color);
        color: var(--page-555win-ap-secondary-color);
        padding: 15px 40px;
        border-radius: 50px;
        font-size: 1.2em;
        font-weight: bold;
        text-decoration: none;
        box-shadow: 0 6px 15px rgba(0,0,0,0.3);
        transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .page-555win-ap__cta-final-button:hover {
        transform: translateY(-3px);
        box-shadow: 0 8px 20px rgba(0,0,0,0.4);
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
        .page-555win-ap__brand-title {
            font-size: 2.5em;
        }

        .page-555win-ap__hero-subtitle {
            font-size: 1.1em;
        }

        .page-555win-ap__cta-buttons-container {
            flex-direction: column;
            gap: 15px;
        }

        .page-555win-ap__hero-button {
            width: 80%;
            max-width: 300px;
            margin: 0 auto;
            padding: 12px 25px;
            font-size: 1em;
        }

        .page-555win-ap__section-title {
            font-size: 2em;
            margin-bottom: 30px;
        }

        .page-555win-ap__game-categories,
        .page-555win-ap__info-section,
        .page-555win-ap__features-section,
        .page-555win-ap__providers-section,
        .page-555win-ap__payments-section,
        .page-555win-ap__faq-section,
        .page-555win-ap__cta-final-section {
            padding: 40px 15px;
        }

        .page-555win-ap__category-grid,
        .page-555win-ap__info-grid,
        .page-555win-ap__features-grid,
        .page-555win-ap__providers-grid,
        .page-555win-ap__payments-grid {
            grid-template-columns: 1fr;
            gap: 20px;
        }

        .page-555win-ap__category-item,
        .page-555win-ap__info-card,
        .page-555win-ap__feature-item {
            width: 100% !important;
            box-sizing: border-box !important;
        }

        .page-555win-ap__category-image,
        .page-555win-ap__info-image,
        .page-555win-ap__feature-icon {
            max-width: 100% !important;
            height: auto !important;
            box-sizing: border-box !important;
            overflow: hidden !important;
        }

        .page-555win-ap__provider-item,
        .page-555win-ap__payment-item {
            width: 100% !important;
            max-width: 100% !important;
            box-sizing: border-box !important;
            margin-left: 0 !important;
            margin-right: 0 !important;
            word-wrap: break-word !important;
            overflow-wrap: break-word !important;
            padding: 15px !important;
        }

        .page-555win-ap__providers-grid,
        .page-555win-ap__payments-grid {
            padding: 0 !important;
            margin-left: 0 !important;
            margin-right: 0 !important;
        }

        .page-555win-ap__faq-question {
            padding: 15px 20px;
        }

        .page-555win-ap__faq-question-title {
            font-size: 1.1em;
        }

        .page-555win-ap__faq-toggle {
            font-size: 1.5em;
        }

        .page-555win-ap__faq-answer {
            padding: 15px 20px;
        }

        .page-555win-ap__cta-final-description {
            font-size: 1em;
        }

        .page-555win-ap__cta-final-button {
            padding: 12px 30px;
            font-size: 1.1em;
        }
    }