:root {
    --primary-color: #11A84E;
    --secondary-color: #22C768;
    --button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
    --card-bg: #11271B;
    --background: #08160F;
    --text-main: #F2FFF6;
    --text-secondary: #A7D9B8;
    --border: #2E7A4E;
    --glow: #57E38D;
    --gold: #F2C14E;
    --divider: #1E3A2A;
    --deep-green: #0A4B2C;
}

.page-slot-games-classic-slots {
    color: var(--text-main); /* Default text color for dark background */
    background-color: var(--background);
    font-family: Arial, sans-serif;
    line-height: 1.6;
}

.page-slot-games-classic-slots__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
}

.page-slot-games-classic-slots__section {
    padding: 60px 0;
    text-align: center;
}

.page-slot-games-classic-slots__dark-bg {
    background-color: var(--background);
    color: var(--text-main);
}

.page-slot-games-classic-slots__light-bg {
    background-color: #ffffff;
    color: #333333;
}

.page-slot-games-classic-slots__section-title {
    font-size: clamp(28px, 4vw, 42px);
    color: var(--primary-color);
    margin-bottom: 40px;
    font-weight: bold;
    line-height: 1.2;
    text-shadow: 0 0 10px rgba(87, 227, 141, 0.3);
}

.page-slot-games-classic-slots__text-block {
    font-size: 18px;
    margin-bottom: 20px;
    color: var(--text-secondary);
}

.page-slot-games-classic-slots__highlight {
    color: var(--gold);
    font-weight: bold;
}

/* Hero Section */
.page-slot-games-classic-slots__hero-section {
    position: relative;
    overflow: hidden;
    padding: 10px 0 80px 0; /* body already handles padding-top */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 600px;
}

.page-slot-games-classic-slots__hero-image-wrapper {
    width: 100%;
    max-height: 700px;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 40px;
}

.page-slot-games-classic-slots__hero-image {
    width: 100%;
    height: auto;
    object-fit: cover;
    display: block;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.page-slot-games-classic-slots__hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    padding: 0 20px;
}

.page-slot-games-classic-slots__main-title {
    font-size: clamp(36px, 5vw, 60px);
    color: var(--gold);
    margin-bottom: 20px;
    font-weight: 900;
    line-height: 1.1;
    text-shadow: 0 0 15px rgba(242, 193, 78, 0.5);
}

.page-slot-games-classic-slots__hero-description {
    font-size: clamp(18px, 2.5vw, 24px);
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.page-slot-games-classic-slots__cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.page-slot-games-classic-slots__btn-primary,
.page-slot-games-classic-slots__btn-secondary {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    font-size: 18px;
    transition: all 0.3s ease;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
}

.page-slot-games-classic-slots__btn-primary {
    background: var(--button-gradient);
    color: #ffffff;
    border: 2px solid var(--primary-color);
    box-shadow: 0 5px 15px rgba(17, 168, 78, 0.4);
}

.page-slot-games-classic-slots__btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(17, 168, 78, 0.6);
}

.page-slot-games-classic-slots__btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    box-shadow: 0 5px 15px rgba(17, 168, 78, 0.2);
}

.page-slot-games-classic-slots__btn-secondary:hover {
    background: var(--primary-color);
    color: #ffffff;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(17, 168, 78, 0.4);
}

/* Card Grid */
.page-slot-games-classic-slots__card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-slot-games-classic-slots__card {
    background-color: var(--card-bg);
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    text-align: left;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--border);
}

.page-slot-games-classic-slots__card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.4);
}

.page-slot-games-classic-slots__card-image {
    width: 100%;
    height: 200px; /* Fixed height for consistency */
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 20px;
    display: block;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.page-slot-games-classic-slots__card-title {
    font-size: 24px;
    color: var(--primary-color);
    margin-bottom: 15px;
    font-weight: bold;
}

.page-slot-games-classic-slots__card-text {
    font-size: 16px;
    color: var(--text-secondary);
}

/* Steps Section */
.page-slot-games-classic-slots__steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-slot-games-classic-slots__step-item {
    background-color: var(--card-bg);
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    text-align: center;
    border: 1px solid var(--border);
    position: relative;
    padding-top: 60px;
}

.page-slot-games-classic-slots__step-number {
    position: absolute;
    top: -25px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--button-gradient);
    color: #ffffff;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: bold;
    border: 3px solid var(--background);
    box-shadow: 0 5px 15px rgba(17, 168, 78, 0.5);
}

.page-slot-games-classic-slots__step-title {
    font-size: 22px;
    color: var(--primary-color);
    margin-bottom: 15px;
    font-weight: bold;
}

.page-slot-games-classic-slots__step-text {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.page-slot-games-classic-slots__btn-text {
    color: var(--gold);
    text-decoration: none;
    font-weight: bold;
    transition: color 0.3s ease;
}

.page-slot-games-classic-slots__btn-text:hover {
    color: var(--glow);
}

/* Promotions Section */
.page-slot-games-classic-slots__promos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-slot-games-classic-slots__promo-card {
    background-color: var(--card-bg);
    border-radius: 15px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    text-align: left;
    overflow: hidden;
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
}

.page-slot-games-classic-slots__promo-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    display: block;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.page-slot-games-classic-slots__promo-card .page-slot-games-classic-slots__promo-title,
.page-slot-games-classic-slots__promo-card .page-slot-games-classic-slots__promo-text,
.page-slot-games-classic-slots__promo-card .page-slot-games-classic-slots__btn-primary {
    padding-left: 30px;
    padding-right: 30px;
}

.page-slot-games-classic-slots__promo-title {
    font-size: 24px;
    color: var(--primary-color);
    margin-top: 20px;
    margin-bottom: 10px;
    font-weight: bold;
}

.page-slot-games-classic-slots__promo-text {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 20px;
    flex-grow: 1;
}

.page-slot-games-classic-slots__promo-card .page-slot-games-classic-slots__btn-primary {
    margin-bottom: 30px;
    align-self: flex-start;
}

.page-slot-games-classic-slots__view-all-promos {
    margin-top: 40px;
}

/* Tips Section */
.page-slot-games-classic-slots__tips-list {
    list-style: none;
    padding: 0;
    margin-top: 40px;
    text-align: left;
}

.page-slot-games-classic-slots__tip-item {
    background-color: var(--card-bg);
    border-radius: 15px;
    padding: 30px;
    margin-bottom: 20px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border);
}

.page-slot-games-classic-slots__tip-title {
    font-size: 22px;
    color: var(--primary-color);
    margin-bottom: 10px;
    font-weight: bold;
}

.page-slot-games-classic-slots__tip-text {
    font-size: 16px;
    color: var(--text-secondary);
}

/* FAQ Section */
.page-slot-games-classic-slots__faq-list {
    margin-top: 40px;
    text-align: left;
}

.page-slot-games-classic-slots__faq-item {
    background-color: var(--card-bg);
    border-radius: 10px;
    margin-bottom: 15px;
    overflow: hidden;
    border: 1px solid var(--border);
}

.page-slot-games-classic-slots__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    font-size: 18px;
    font-weight: bold;
    color: var(--primary-color);
    cursor: pointer;
    background-color: var(--deep-green);
    border-bottom: 1px solid var(--divider);
}

.page-slot-games-classic-slots__faq-item[open] .page-slot-games-classic-slots__faq-question {
    border-bottom: 1px solid var(--border);
}

.page-slot-games-classic-slots__faq-item summary {
    list-style: none;
}

.page-slot-games-classic-slots__faq-item summary::-webkit-details-marker {
    display: none;
}

.page-slot-games-classic-slots__faq-qtext {
    flex-grow: 1;
}

.page-slot-games-classic-slots__faq-toggle {
    font-size: 24px;
    line-height: 1;
    margin-left: 15px;
    color: var(--gold);
}

.page-slot-games-classic-slots__faq-answer {
    padding: 20px 25px;
    font-size: 16px;
    color: var(--text-secondary);
    border-top: 1px solid var(--divider);
}

.page-slot-games-classic-slots__faq-item[open] .page-slot-games-classic-slots__faq-answer {
    border-top: none; /* Remove top border when open to merge with summary */
}

/* CTA Bottom Section */
.page-slot-games-classic-slots__cta-bottom {
    padding-bottom: 80px;
}

.page-slot-games-classic-slots__cta-bottom .page-slot-games-classic-slots__btn-primary {
    margin-top: 30px;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .page-slot-games-classic-slots__hero-section {
        min-height: 500px;
        padding: 10px 0 60px 0;
    }

    .page-slot-games-classic-slots__main-title {
        font-size: clamp(32px, 4.5vw, 50px);
    }

    .page-slot-games-classic-slots__hero-description {
        font-size: clamp(16px, 2vw, 20px);
    }

    .page-slot-games-classic-slots__section-title {
        font-size: clamp(24px, 3.5vw, 36px);
    }

    .page-slot-games-classic-slots__card-image {
        height: 180px;
    }

    .page-slot-games-classic-slots__promo-image {
        height: 200px;
    }
}

@media (max-width: 768px) {
    .page-slot-games-classic-slots__container {
        padding: 0 15px;
    }

    .page-slot-games-classic-slots__hero-section {
        padding: 10px 0 40px 0;
        min-height: unset;
    }

    .page-slot-games-classic-slots__hero-image-wrapper {
        margin-bottom: 20px;
    }

    .page-slot-games-classic-slots__main-title {
        font-size: clamp(28px, 8vw, 40px);
        margin-bottom: 15px;
    }

    .page-slot-games-classic-slots__hero-description {
        font-size: clamp(16px, 4vw, 18px);
        margin-bottom: 30px;
    }

    .page-slot-games-classic-slots__cta-buttons {
        flex-direction: column;
        gap: 15px;
        width: 100%;
        max-width: 300px; /* Constrain buttons for better mobile look */
        margin: 0 auto;
    }

    .page-slot-games-classic-slots__btn-primary,
    .page-slot-games-classic-slots__btn-secondary,
    .page-slot-games-classic-slots a[class*="button"],
    .page-slot-games-classic-slots 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: 12px 20px;
        font-size: 16px;
    }

    .page-slot-games-classic-slots__section {
        padding: 40px 0;
    }

    .page-slot-games-classic-slots__section-title {
        font-size: clamp(22px, 6vw, 32px);
        margin-bottom: 30px;
    }

    .page-slot-games-classic-slots__text-block {
        font-size: 16px;
    }

    .page-slot-games-classic-slots__card-grid,
    .page-slot-games-classic-slots__steps-grid,
    .page-slot-games-classic-slots__promos-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .page-slot-games-classic-slots__card,
    .page-slot-games-classic-slots__step-item,
    .page-slot-games-classic-slots__promo-card,
    .page-slot-games-classic-slots__tip-item,
    .page-slot-games-classic-slots__faq-item {
        padding: 25px;
    }

    .page-slot-games-classic-slots__card-image,
    .page-slot-games-classic-slots__promo-image {
        height: 150px;
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
    }

    .page-slot-games-classic-slots__card-title,
    .page-slot-games-classic-slots__step-title,
    .page-slot-games-classic-slots__promo-title,
    .page-slot-games-classic-slots__tip-title {
        font-size: 20px;
    }

    .page-slot-games-classic-slots__step-number {
        width: 40px;
        height: 40px;
        font-size: 20px;
        top: -20px;
    }

    .page-slot-games-classic-slots__faq-question {
        padding: 15px 20px;
        font-size: 16px;
    }

    .page-slot-games-classic-slots__faq-answer {
        padding: 15px 20px;
        font-size: 15px;
    }

    .page-slot-games-classic-slots img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }
    
    .page-slot-games-classic-slots__section,
    .page-slot-games-classic-slots__card,
    .page-slot-games-classic-slots__container {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }
    
    .page-slot-games-classic-slots__hero-section {
        padding-top: 10px !important;
    }
    
    .page-slot-games-classic-slots__video-section {
        padding-top: 10px !important; /* body đã đảm nhận --header-offset, tại đây cấm var(--header-offset) */
    }

    .page-slot-games-classic-slots video,
    .page-slot-games-classic-slots__video {
      max-width: 100% !important;
      width: 100% !important;
      height: auto !important;
      display: block !important;
    }
    
    .page-slot-games-classic-slots__video-section,
    .page-slot-games-classic-slots__video-container,
    .page-slot-games-classic-slots__video-wrapper {
      max-width: 100% !important;
      width: 100% !important;
      box-sizing: border-box !important;
      padding-left: 15px;
      padding-right: 15px;
      overflow: hidden !important;
    }
    
    .page-slot-games-classic-slots__video-section {
      padding-top: 10px !important;
    }
    
    .page-slot-games-classic-slots__video-wrapper {
      max-width: 100% !important;
      width: 100% !important;
      box-sizing: border-box !important;
    }

    .page-slot-games-classic-slots__cta-buttons {
        display: flex;
        flex-direction: column;
        flex-wrap: wrap !important;
        gap: 10px;
    }
}

@media (max-width: 480px) {
    .page-slot-games-classic-slots__main-title {
        font-size: clamp(24px, 10vw, 36px);
    }

    .page-slot-games-classic-slots__hero-description {
        font-size: clamp(15px, 4vw, 16px);
    }

    .page-slot-games-classic-slots__btn-primary,
    .page-slot-games-classic-slots__btn-secondary {
        padding: 10px 15px;
        font-size: 15px;
    }

    .page-slot-games-classic-slots__card,
    .page-slot-games-classic-slots__step-item,
    .page-slot-games-classic-slots__promo-card,
    .page-slot-games-classic-slots__tip-item,
    .page-slot-games-classic-slots__faq-item {
        padding: 20px;
    }

    .page-slot-games-classic-slots__section-title {
        font-size: clamp(20px, 8vw, 28px);
    }

    .page-slot-games-classic-slots__card-title,
    .page-slot-games-classic-slots__step-title,
    .page-slot-games-classic-slots__promo-title,
    .page-slot-games-classic-slots__tip-title {
        font-size: 18px;
    }

    .page-slot-games-classic-slots__faq-question {
        font-size: 15px;
    }
}