
        /* style/ko66.css */
        :root {
            --ko66-primary: #2563eb;
            --ko66-secondary: #64748b;
            --ko66-text-dark: #333333;
            --ko66-text-light: #ffffff;
            --ko66-bg-light: #f8f9fa;
            --ko66-bg-white: #ffffff;
        }

        .page-ko66 {
            font-family: 'Arial', sans-serif;
            color: var(--ko66-text-dark);
            line-height: 1.6;
            background-color: var(--ko66-bg-light);
        }

        .page-ko66__section {
            padding: 60px 20px;
            margin: 0 auto;
            max-width: 1200px;
            box-sizing: border-box;
        }

        .page-ko66__section--dark {
            background-color: var(--ko66-primary);
            color: var(--ko66-text-light);
        }

        .page-ko66__section-title {
            font-size: clamp(28px, 4vw, 42px);
            color: #000000;
            text-align: center;
            margin-bottom: 40px;
            font-weight: 700;
            line-height: 1.2;
        }

        .page-ko66__section--dark .page-ko66__section-title {
            color: var(--ko66-text-light);
        }

        .page-ko66__text-center {
            text-align: center;
        }

        .page-ko66__lead-text {
            font-size: clamp(16px, 2vw, 20px);
            text-align: center;
            max-width: 800px;
            margin: 0 auto 40px auto;
            color: var(--ko66-secondary);
        }

        .page-ko66__hero-video-section {
            position: relative;
            width: 100%;
            overflow: hidden;
            padding-top: 10px; /* Small top padding, body handles --header-offset */
            background-color: #000000;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
        }

        .page-ko66__video-wrapper {
            position: relative;
            width: 100%;
            max-width: 100%;
            height: auto;
            padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
            overflow: hidden;
            background-color: #000;
            box-sizing: border-box;
        }

        .page-ko66__video-wrapper video {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }

        .page-ko66__hero-content {
            position: relative;
            z-index: 10;
            padding: 40px 20px;
            color: var(--ko66-text-light);
            text-align: center;
            max-width: 900px;
            margin: 0 auto;
        }

        .page-ko66__hero-content h1 {
            font-size: clamp(32px, 5vw, 56px);
            margin-bottom: 20px;
            font-weight: 800;
            line-height: 1.1;
            color: var(--ko66-text-light);
        }

        .page-ko66__hero-content p {
            font-size: clamp(18px, 2.5vw, 24px);
            margin-bottom: 30px;
            color: rgba(255, 255, 255, 0.9);
        }

        .page-ko66__btn-primary {
            display: inline-block;
            background-color: var(--ko66-primary);
            color: var(--ko66-text-light);
            padding: 15px 30px;
            border-radius: 8px;
            text-decoration: none;
            font-weight: 700;
            font-size: 18px;
            transition: background-color 0.3s ease, transform 0.3s ease;
            border: 2px solid var(--ko66-primary);
            cursor: pointer;
            box-sizing: border-box;
            white-space: normal;
            word-wrap: break-word;
        }

        .page-ko66__btn-primary:hover {
            background-color: darken(var(--ko66-primary), 10%);
            transform: translateY(-2px);
        }

        .page-ko66__floating-login {
            position: fixed;
            bottom: 20px;
            right: 20px;
            z-index: 1000;
            background-color: #ffc107; /* Eye-catching color */
            color: #111111;
            padding: 12px 25px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 700;
            font-size: 16px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
            transition: transform 0.3s ease;
            animation: pulse 2s infinite;
            border: none;
            cursor: pointer;
            box-sizing: border-box;
            white-space: normal;
            word-wrap: break-word;
        }

        .page-ko66__floating-login:hover {
            transform: scale(1.05);
        }

        @keyframes pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.05); }
            100% { transform: scale(1); }
        }

        .page-ko66__game-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            margin-top: 40px;
        }

        .page-ko66__game-card {
            background-color: var(--ko66-bg-white);
            border-radius: 12px;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
            overflow: hidden;
            text-align: center;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            padding: 25px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            min-height: 280px;
            box-sizing: border-box;
        }

        .page-ko66__game-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
        }

        .page-ko66__game-card-icon {
            width: 100%;
            height: auto;
            max-width: 180px;
            margin-bottom: 20px;
            display: block;
            border-radius: 8px;
        }

        .page-ko66__game-card-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--ko66-primary);
            margin-bottom: 10px;
        }

        .page-ko66__game-card p {
            font-size: 16px;
            color: var(--ko66-secondary);
            line-height: 1.5;
        }

        .page-ko66__features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .page-ko66__feature-item {
            background-color: var(--ko66-bg-white);
            padding: 30px;
            border-radius: 12px;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
            text-align: center;
            transition: transform 0.3s ease;
            box-sizing: border-box;
        }

        .page-ko66__feature-item:hover {
            transform: translateY(-5px);
        }

        .page-ko66__feature-icon {
            width: 100%;
            height: auto;
            max-width: 100px;
            margin-bottom: 20px;
            display: block;
            margin-left: auto;
            margin-right: auto;
        }

        .page-ko66__feature-title {
            font-size: 22px;
            font-weight: 700;
            color: var(--ko66-primary);
            margin-bottom: 15px;
        }

        .page-ko66__feature-item p {
            font-size: 16px;
            color: var(--ko66-secondary);
        }

        .page-ko66__faq-list {
            margin-top: 40px;
            max-width: 900px;
            margin-left: auto;
            margin-right: auto;
        }

        .page-ko66__faq-item {
            background-color: var(--ko66-bg-white);
            border-radius: 8px;
            margin-bottom: 15px;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
            overflow: hidden;
        }

        .page-ko66__faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 25px;
            font-size: 18px;
            font-weight: 600;
            color: var(--ko66-text-dark);
            cursor: pointer;
            user-select: none;
            background-color: var(--ko66-bg-white);
            border-bottom: 1px solid #eee;
        }

        .page-ko66__faq-question:hover {
            background-color: #f0f0f0;
        }

        .page-ko66__faq-question h3 {
            margin: 0;
            font-size: 18px;
            pointer-events: none; /* Prevent h3 from intercepting click */
            flex-grow: 1;
            color: inherit;
        }

        .page-ko66__faq-toggle {
            font-size: 24px;
            font-weight: 700;
            margin-left: 15px;
            color: var(--ko66-primary);
            pointer-events: none; /* Prevent toggle icon from intercepting click */
            transition: transform 0.3s ease;
        }

        .page-ko66__faq-item.active .page-ko66__faq-question {
            border-bottom: none;
        }

        .page-ko66__faq-item.active .page-ko66__faq-toggle {
            transform: rotate(45deg);
        }

        .page-ko66__faq-answer {
            max-height: 0;
            overflow: hidden;
            padding: 0 25px;
            font-size: 16px;
            color: var(--ko66-secondary);
            transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
            opacity: 0;
        }

        .page-ko66__faq-item.active .page-ko66__faq-answer {
            max-height: 2000px !important; /* Sufficiently large to show all content */
            padding: 20px 25px !important;
            opacity: 1;
        }

        .page-ko66__cta-section {
            background-color: var(--ko66-primary);
            color: var(--ko66-text-light);
            padding: 60px 20px;
            text-align: center;
            margin: 0 auto;
            box-sizing: border-box;
        }

        .page-ko66__cta-section .page-ko66__section-title {
            color: var(--ko66-text-light);
            margin-bottom: 20px;
        }

        .page-ko66__cta-section p {
            font-size: 18px;
            max-width: 800px;
            margin: 0 auto 30px auto;
            color: rgba(255, 255, 255, 0.9);
        }

        .page-ko66__cta-section .page-ko66__btn-primary {
            background-color: #ffc107;
            border-color: #ffc107;
            color: #111111;
        }

        .page-ko66__cta-section .page-ko66__btn-primary:hover {
            background-color: darken(#ffc107, 10%);
            border-color: darken(#ffc107, 10%);
        }

        /* Responsive adjustments */
        @media (max-width: 768px) {
            .page-ko66__section {
                padding: 40px 15px;
            }

            .page-ko66__section-title {
                font-size: 30px;
                margin-bottom: 25px;
            }

            .page-ko66__lead-text {
                font-size: 16px;
                margin-bottom: 25px;
            }

            .page-ko66__hero-content h1 {
                font-size: 38px;
            }

            .page-ko66__hero-content p {
                font-size: 18px;
            }

            .page-ko66__btn-primary,
            .page-ko66__floating-login,
            .page-ko66 a[class*="button"],
            .page-ko66 a[class*="btn"] {
                max-width: 100% !important;
                width: 100% !important;
                box-sizing: border-box !important;
                white-space: normal !important;
                word-wrap: break-word !important;
                padding-left: 15px;
                padding-right: 15px;
            }

            .page-ko66__floating-login {
                left: 15px;
                right: 15px;
                bottom: 15px;
                border-radius: 8px;
            }

            .page-ko66__game-grid,
            .page-ko66__features-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .page-ko66__game-card,
            .page-ko66__feature-item {
                padding: 20px;
            }

            .page-ko66__game-card-icon {
                max-width: 150px;
            }

            .page-ko66__game-card-title {
                font-size: 20px;
            }

            .page-ko66__faq-question {
                font-size: 16px;
                padding: 15px 20px;
            }

            .page-ko66__faq-question h3 {
                font-size: 16px;
            }

            .page-ko66__faq-answer {
                padding: 15px 20px !important;
            }

            .page-ko66 img,
            .page-ko66 video {
                max-width: 100% !important;
                width: 100% !important;
                height: auto !important;
                display: block !important;
            }
            
            .page-ko66__hero-video-section,
            .page-ko66__video-wrapper,
            .page-ko66__section,
            .page-ko66__cta-section,
            .page-ko66__game-grid,
            .page-ko66__features-grid,
            .page-ko66__faq-list,
            .page-ko66__faq-item,
            .page-ko66__game-card,
            .page-ko66__feature-item {
                max-width: 100% !important;
                width: 100% !important;
                box-sizing: border-box !important;
                overflow-x: hidden !important; /* Ensure no horizontal scroll */
            }
            .page-ko66__hero-video-section {
                padding-top: 10px !important; /* body handles --header-offset */
            }
        }
    