/* style/card-board-games-niuniu.css */

:root {
    --page-card-board-games-niuniu-primary-color: #1A237E;
    --page-card-board-games-niuniu-accent-color: #FFD700;
    --page-card-board-games-niuniu-light-text: #FFFFFF;
    --page-card-board-games-niuniu-dark-text: #333333;
    --page-card-board-games-niuniu-dark-blue-text: #1A237E;
    --page-card-board-games-niuniu-light-bg: #F8F8F8;
    --page-card-board-games-niuniu-gold-light-variant: #FFEB3B;
}

.page-card-board-games-niuniu {
    font-family: 'Arial', sans-serif;
    color: var(--page-card-board-games-niuniu-dark-text);
    line-height: 1.6;
}

.page-card-board-games-niuniu__section {
    padding: 60px 0;
    text-align: center;
}

.page-card-board-games-niuniu__section.bg-dark-blue {
    background-color: var(--page-card-board-games-niuniu-primary-color);
    color: var(--page-card-board-games-niuniu-light-text);
}

.page-card-board-games-niuniu__section.bg-gold {
    background-color: var(--page-card-board-games-niuniu-accent-color);
    color: var(--page-card-board-games-niuniu-dark-text);
}

.page-card-board-games-niuniu .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.page-card-board-games-niuniu .section-title {
    font-size: 2.8em;
    margin-bottom: 20px;
    color: var(--page-card-board-games-niuniu-dark-blue-text);
    font-weight: bold;
}

.page-card-board-games-niuniu .section-title.text-gold {
    color: var(--page-card-board-games-niuniu-accent-color);
}

.page-card-board-games-niuniu .section-description {
    font-size: 1.1em;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.page-card-board-games-niuniu .text-gold {
    color: var(--page-card-board-games-niuniu-accent-color);
}

.page-card-board-games-niuniu .text-light {
    color: var(--page-card-board-games-niuniu-light-text);
}

.page-card-board-games-niuniu .text-dark-blue {
    color: var(--page-card-board-games-niuniu-dark-blue-text);
}

/* Hero Section */
.page-card-board-games-niuniu__hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--page-card-board-games-niuniu-primary-color) 0%, #3a4192 50%, var(--page-card-board-games-niuniu-accent-color) 100%);
    color: var(--page-card-board-games-niuniu-light-text);
    padding: 80px 20px;
    position: relative;
    overflow: hidden;
}

.page-card-board-games-niuniu .hero-content {
    max-width: 900px;
    text-align: center;
    z-index: 1;
    margin-bottom: 40px;
}

.page-card-board-games-niuniu .hero-title {
    font-size: 3.5em;
    margin-bottom: 20px;
    line-height: 1.2;
    color: var(--page-card-board-games-niuniu-accent-color);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.page-card-board-games-niuniu .hero-subtitle {
    font-size: 1.3em;
    margin-bottom: 30px;
    opacity: 0.9;
}

.page-card-board-games-niuniu .hero-actions .btn {
    margin: 10px;
}

.page-card-board-games-niuniu .hero-image-wrapper {
    position: relative;
    width: 100%;
    max-width: 800px;
    margin-top: 30px;
    z-index: 0;
}

.page-card-board-games-niuniu .hero-image {
    width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* Buttons */
.page-card-board-games-niuniu .btn {
    display: inline-block;
    padding: 12px 25px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
    font-size: 1.1em;
    cursor: pointer;
    border: none;
}

.page-card-board-games-niuniu .btn-primary {
    background-color: var(--page-card-board-games-niuniu-accent-color);
    color: var(--page-card-board-games-niuniu-primary-color);
}

.page-card-board-games-niuniu .btn-primary:hover {
    background-color: var(--page-card-board-games-niuniu-gold-light-variant);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.page-card-board-games-niuniu .btn-secondary {
    background-color: transparent;
    color: var(--page-card-board-games-niuniu-light-text);
    border: 2px solid var(--page-card-board-games-niuniu-light-text);
}

.page-card-board-games-niuniu .btn-secondary:hover {
    background-color: var(--page-card-board-games-niuniu-light-text);
    color: var(--page-card-board-games-niuniu-primary-color);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.page-card-board-games-niuniu .btn-outline {
    background-color: transparent;
    color: var(--page-card-board-games-niuniu-primary-color);
    border: 2px solid var(--page-card-board-games-niuniu-primary-color);
}

.page-card-board-games-niuniu .btn-outline:hover {
    background-color: var(--page-card-board-games-niuniu-primary-color);
    color: var(--page-card-board-games-niuniu-light-text);
}

.page-card-board-games-niuniu .btn-dark-blue {
    background-color: var(--page-card-board-games-niuniu-primary-color);
    color: var(--page-card-board-games-niuniu-accent-color);
}

.page-card-board-games-niuniu .btn-dark-blue:hover {
    background-color: #0d1254;
    color: var(--page-card-board-games-niuniu-gold-light-variant);
}

.page-card-board-games-niuniu .btn-gold {
    background-color: var(--page-card-board-games-niuniu-accent-color);
    color: var(--page-card-board-games-niuniu-primary-color);
    border: 2px solid var(--page-card-board-games-niuniu-accent-color);
}

.page-card-board-games-niuniu .btn-gold:hover {
    background-color: var(--page-card-board-games-niuniu-gold-light-variant);
    border-color: var(--page-card-board-games-niuniu-gold-light-variant);
}

.page-card-board-games-niuniu .btn-link {
    color: var(--page-card-board-games-niuniu-primary-color);
    text-decoration: underline;
    padding: 0;
    font-size: 1em;
    background: none;
}

.page-card-board-games-niuniu .btn-link:hover {
    color: #3a4192;
    text-decoration: none;
}

.page-card-board-games-niuniu .btn-large {
    padding: 15px 35px;
    font-size: 1.2em;
}

/* Content Grid */
.page-card-board-games-niuniu .content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    text-align: left;
    margin-top: 40px;
}

.page-card-board-games-niuniu .content-grid.reverse-grid {
    grid-template-columns: 1fr 1fr;
}

.page-card-board-games-niuniu .content-grid .content-text p {
    margin-bottom: 15px;
    font-size: 1.05em;
}

.page-card-board-games-niuniu .content-grid .content-image {
    text-align: center;
}

.page-card-board-games-niuniu .responsive-image {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* Rules Section */
.page-card-board-games-niuniu .rule-item {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 30px;
    margin-bottom: 25px;
    text-align: left;
}

.page-card-board-games-niuniu .rule-title {
    font-size: 1.8em;
    margin-bottom: 15px;
    color: var(--page-card-board-games-niuniu-accent-color);
}

.page-card-board-games-niuniu .rule-item p, .page-card-board-games-niuniu .rule-item ul {
    font-size: 1.05em;
    color: var(--page-card-board-games-niuniu-light-text);
}

.page-card-board-games-niuniu .rule-item ul {
    list-style-type: disc;
    padding-left: 25px;
}

.page-card-board-games-niuniu .rule-item li {
    margin-bottom: 8px;
}

.page-card-board-games-niuniu .rule-image {
    margin-top: 20px;
    border: 2px solid var(--page-card-board-games-niuniu-accent-color);
}

/* Strategies Section */
.page-card-board-games-niuniu .strategy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-card-board-games-niuniu .strategy-card {
    background-color: var(--page-card-board-games-niuniu-light-bg);
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-card-board-games-niuniu .strategy-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
}

.page-card-board-games-niuniu .strategy-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 20px;
    filter: drop-shadow(0 2px 5px rgba(0, 0, 0, 0.1));
}

.page-card-board-games-niuniu .strategy-title {
    font-size: 1.5em;
    color: var(--page-card-board-games-niuniu-primary-color);
    margin-bottom: 15px;
}

.page-card-board-games-niuniu .strategy-card p {
    font-size: 1em;
    color: var(--page-card-board-games-niuniu-dark-text);
}

/* Promotions Section */
.page-card-board-games-niuniu .promotion-list {
    list-style-type: none;
    padding: 0;
    margin-top: 30px;
    text-align: left;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.page-card-board-games-niuniu .promotion-list li {
    background-color: rgba(255, 255, 255, 0.9);
    border-left: 5px solid var(--page-card-board-games-niuniu-primary-color);
    padding: 15px 20px;
    margin-bottom: 15px;
    border-radius: 8px;
    font-size: 1.1em;
    color: var(--page-card-board-games-niuniu-dark-text);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.page-card-board-games-niuniu .promotion-list li strong {
    color: var(--page-card-board-games-niuniu-primary-color);
}

/* How-To Section */
.page-card-board-games-niuniu .how-to-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-card-board-games-niuniu .step-card {
    background-color: var(--page-card-board-games-niuniu-light-bg);
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
}

.page-card-board-games-niuniu .step-icon {
    width: 70px;
    height: 70px;
    margin-bottom: 20px;
    filter: drop-shadow(0 2px 5px rgba(0, 0, 0, 0.1));
}

.page-card-board-games-niuniu .step-title {
    font-size: 1.6em;
    color: var(--page-card-board-games-niuniu-primary-color);
    margin-bottom: 15px;
}

.page-card-board-games-niuniu .step-card p {
    font-size: 1em;
    color: var(--page-card-board-games-niuniu-dark-text);
    margin-bottom: 20px;
}

/* Conclusion Section */
.page-card-board-games-niuniu .section-conclusion p {
    font-size: 1.1em;
    max-width: 900px;
    margin: 20px auto 40px auto;
}

/* Responsive Design */
@media (max-width: 992px) {
    .page-card-board-games-niuniu .hero-title {
        font-size: 2.8em;
    }
    .page-card-board-games-niuniu .section-title {
        font-size: 2.2em;
    }
    .page-card-board-games-niuniu .content-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .page-card-board-games-niuniu .content-grid.reverse-grid {
        grid-template-columns: 1fr;
    }
    .page-card-board-games-niuniu .content-grid .content-text {
        order: 2;
    }
    .page-card-board-games-niuniu .content-grid .content-image {
        order: 1;
        margin-bottom: 30px;
    }
}

@media (max-width: 768px) {
    .page-card-board-games-niuniu__section {
        padding: 40px 0;
    }
    .page-card-board-games-niuniu .hero-title {
        font-size: 2.2em;
    }
    .page-card-board-games-niuniu .hero-subtitle {
        font-size: 1.1em;
    }
    .page-card-board-games-niuniu .section-title {
        font-size: 1.8em;
    }
    .page-card-board-games-niuniu .rule-title {
        font-size: 1.5em;
    }
    .page-card-board-games-niuniu .strategy-grid, .page-card-board-games-niuniu .how-to-steps {
        grid-template-columns: 1fr;
    }
    .page-card-board-games-niuniu .btn {
        padding: 10px 20px;
        font-size: 1em;
    }
    .page-card-board-games-niuniu .btn-large {
        padding: 12px 25px;
        font-size: 1.1em;
    }
}

@media (max-width: 480px) {
    .page-card-board-games-niuniu .hero-title {
        font-size: 1.8em;
    }
    .page-card-board-games-niuniu .hero-subtitle {
        font-size: 1em;
    }
    .page-card-board-games-niuniu .section-title {
        font-size: 1.6em;
    }
    .page-card-board-games-niuniu .hero-actions {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .page-card-board-games-niuniu .hero-actions .btn {
        width: 80%;
        margin-bottom: 15px;
    }
}