.page-register {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #FFF6D6; /* Default text color for dark sections */
    background-color: #0A0A0A; /* Overall page background */
}

.page-register__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
}

/* Hero Section */
.page-register__hero-section {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column; /* Image on top, content below */
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    padding-top: 10px; /* Small top padding, body handles header offset */
    background-color: #0A0A0A;
}

.page-register__hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    max-height: 600px; /* Limit height on desktop */
}

.page-register__hero-content {
    padding: 40px 20px;
    position: relative; /* Ensure content is below image in DOM flow */
    z-index: 1;
    max-width: 900px;
    margin-top: -100px; /* Pull content up slightly over image for design, but not *on* it */
    background: linear-gradient(0deg, #0A0A0A 0%, rgba(10, 10, 10, 0.8) 50%, rgba(10, 10, 10, 0.5) 100%);
    border-radius: 10px;
    padding: 30px;
}

.page-register__main-title {
    font-size: clamp(2rem, 5vw, 3.5rem); /* Responsive H1, not fixed large */
    color: #FFD36B;
    font-weight: bold;
    margin-bottom: 15px;
    line-height: 1.2;
    letter-spacing: 1px;
}

.page-register__hero-description {
    font-size: 1.2rem;
    color: #FFF6D6;
    margin-bottom: 30px;
}

/* General Section Styles */
.page-register__section-title {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    color: #FFD36B;
    text-align: center;
    margin-bottom: 30px;
    font-weight: bold;
}

.page-register__text-block {
    font-size: 1.1rem;
    color: #FFF6D6;
    text-align: center;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.page-register__text-block a {
    color: #F2C14E;
    text-decoration: none;
}
.page-register__text-block a:hover {
    text-decoration: underline;
}

/* Light background sections */
.page-register__light-bg {
    background-color: #111111; /* Card BG color */
    color: #FFF6D6;
    padding: 60px 0;
}

/* Dark background sections */
.page-register__dark-bg {
    background-color: #0A0A0A; /* Main BG color */
    color: #FFF6D6;
    padding: 60px 0;
}

/* Buttons */
.page-register__cta-button {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: background-color 0.3s ease, transform 0.2s ease;
    cursor: pointer;
    font-size: 1.1rem;
    text-align: center;
    max-width: 100%; /* For mobile responsiveness */
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
}

.page-register__btn-primary {
    background: linear-gradient(180deg, #FFD86A 0%, #DDA11D 100%);
    color: #0A0A0A; /* Text color for primary button */
    border: none;
}

.page-register__btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(242, 193, 78, 0.4);
}

.page-register__btn-secondary {
    background-color: transparent;
    color: #F2C14E;
    border: 2px solid #F2C14E;
}

.page-register__btn-secondary:hover {
    background-color: #F2C14E;
    color: #0A0A0A;
    transform: translateY(-2px);
}

/* Features Grid */
.page-register__features-grid,
.page-register__promotions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-register__feature-item,
.page-register__promotion-item {
    background-color: #111111; /* Card BG */
    border: 1px solid #3A2A12; /* Border */
    border-radius: 8px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    color: #FFF6D6;
}

.page-register__feature-item:hover,
.page-register__promotion-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(242, 193, 78, 0.2);
}

.page-register__feature-image,
.page-register__promotion-image {
    width: 100%;
    height: auto;
    max-height: 200px;
    object-fit: contain;
    margin-bottom: 20px;
    border-radius: 4px;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.page-register__feature-title,
.page-register__promotion-title {
    font-size: 1.5rem;
    color: #FFD36B;
    margin-bottom: 10px;
}

.page-register__feature-description,
.page-register__promotion-description {
    font-size: 1rem;
    color: #FFF6D6;
}

/* How-to-Register Steps */
.page-register__step-list {
    list-style: none;
    padding: 0;
    counter-reset: step-counter;
    max-width: 900px;
    margin: 40px auto 0 auto;
}

.page-register__step-item {
    background-color: #111111; /* Card BG */
    border: 1px solid #3A2A12; /* Border */
    border-radius: 8px;
    padding: 30px;
    margin-bottom: 20px;
    position: relative;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    color: #FFF6D6;
}

.page-register__step-item::before {
    counter-increment: step-counter;
    content: "Bước " counter(step-counter);
    position: absolute;
    top: -15px;
    left: 20px;
    background-color: #F2C14E;
    color: #0A0A0A;
    padding: 5px 15px;
    border-radius: 5px;
    font-weight: bold;
    font-size: 0.9rem;
}

.page-register__step-title {
    font-size: 1.6rem;
    color: #FFD36B;
    margin-bottom: 15px;
    padding-top: 10px; /* Space for the step counter */
}

.page-register__step-description {
    font-size: 1.05rem;
    color: #FFF6D6;
    margin-bottom: 15px;
}

.page-register__sub-list {
    list-style: disc;
    padding-left: 25px;
    margin-bottom: 20px;
    color: #FFF6D6;
}

.page-register__sub-list li {
    margin-bottom: 8px;
}

.page-register__step-image {
    width: 100%;
    height: auto;
    max-height: 400px;
    object-fit: contain;
    margin-top: 20px;
    border-radius: 8px;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

/* CTA Bottom */
.page-register__cta-bottom {
    text-align: center;
    margin-top: 50px;
}

/* FAQ Section */
.page-register__faq-list {
    max-width: 900px;
    margin: 40px auto 0 auto;
}

.page-register__faq-item {
    background-color: #111111; /* Card BG */
    border: 1px solid #3A2A12; /* Border */
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
    color: #FFF6D6;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.page-register__faq-item summary {
    list-style: none; /* Remove default marker */
    cursor: pointer;
    padding: 20px 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.15rem;
    font-weight: bold;
    color: #FFD36B;
    background-color: #111111;
}

.page-register__faq-item summary::-webkit-details-marker {
    display: none; /* Hide default marker for Webkit browsers */
}

.page-register__faq-qtext {
    flex-grow: 1;
    margin-right: 15px;
}

.page-register__faq-toggle {
    font-size: 1.5rem;
    line-height: 1;
    color: #F2C14E;
}

.page-register__faq-item[open] .page-register__faq-toggle {
    content: "−"; /* Change icon when open, handled by JS for non-details */
}

.page-register__faq-answer {
    padding: 0 25px 20px 25px;
    font-size: 1rem;
    color: #FFF6D6;
}

.page-register__faq-answer p {
    margin-bottom: 0;
}

.page-register__faq-answer a {
    color: #F2C14E;
    text-decoration: none;
}
.page-register__faq-answer a:hover {
    text-decoration: underline;
}

/* Responsible Gaming Section */
.page-register__responsible-gaming .page-register__text-block {
    margin-bottom: 30px;
}
.page-register__responsible-gaming .page-register__cta-button {
    margin-top: 20px;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .page-register__container {
        padding: 0 15px;
    }

    .page-register__hero-content {
        padding: 20px 15px;
        margin-top: -50px; /* Adjust for smaller screens */
    }

    .page-register__main-title {
        font-size: 2rem;
    }

    .page-register__hero-description {
        font-size: 1rem;
    }

    .page-register__section-title {
        font-size: 1.8rem;
    }

    .page-register__text-block {
        font-size: 0.95rem;
    }

    .page-register__cta-button {
        padding: 12px 20px;
        font-size: 1rem;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
    }

    .page-register__cta-bottom {
        display: flex;
        justify-content: center;
        flex-wrap: wrap;
        gap: 15px;
    }
    .page-register__cta-bottom .page-register__btn-secondary {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
    }

    .page-register__features-grid,
    .page-register__promotions-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .page-register__feature-item,
    .page-register__promotion-item {
        padding: 20px;
    }

    .page-register__feature-title,
    .page-register__promotion-title {
        font-size: 1.3rem;
    }

    .page-register__step-item {
        padding: 20px;
    }

    .page-register__step-title {
        font-size: 1.4rem;
    }

    .page-register__faq-item summary {
        font-size: 1rem;
        padding: 15px 20px;
    }

    .page-register__faq-answer {
        padding: 0 20px 15px 20px;
        font-size: 0.95rem;
    }

    /* Images responsiveness */
    .page-register img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }
    
    .page-register__section,
    .page-register__card,
    .page-register__container {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }
    
    /* Video section (if any) */
    .page-register__video-section {
        padding-top: 10px !important; /* body handles header offset */
    }

    .page-register__video-container,
    .page-register__video-wrapper {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        overflow: hidden !important;
    }
}

/* Ensure images do not use filters */
.page-register img {
    filter: none !important;
}

/* Contrast fixes if needed - not applied by default, but ready */
.page-register__contrast-fix {
  background: #ffffff !important;
  color: #333333 !important;
  border: 1px solid #e0e0e0 !important;
}

.page-register__text-contrast-fix {
  color: #333333 !important;
  text-shadow: none !important;
}