/* style/ththao.css */

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

.page-ththao {
    font-family: Arial, sans-serif;
    color: var(--text-main); /* Mặc định chữ sáng trên nền tối */
    background-color: var(--body-bg); /* Nền tối theo body */
    line-height: 1.6;
}

.page-ththao__section {
    padding: 60px 0;
    position: relative;
    overflow: hidden;
}

.page-ththao__dark-section {
    background-color: var(--deep-green);
    color: var(--text-main);
}

.page-ththao__light-bg {
    background-color: var(--body-bg);
    color: var(--text-main);
}

.page-ththao__dark-bg {
    background-color: var(--deep-green);
    color: var(--text-main);
}

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

/* Hero Section */
.page-ththao__hero-section {
    padding-top: 10px; /* body đã xử lý padding-top cho header */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-ththao__hero-image-wrapper {
    width: 100%;
    max-height: 600px;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    z-index: 1;
}

.page-ththao__hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    min-height: 200px; /* Đảm bảo kích thước tối thiểu */
}

.page-ththao__hero-content {
    position: relative;
    z-index: 2;
    padding: 40px 20px;
    max-width: 900px;
    margin-top: -100px; /* Đẩy nội dung lên trên hình ảnh một chút */
    background: rgba(17, 39, 27, 0.9); /* Card BG với độ trong suốt */
    border-radius: 10px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--border-color);
}

.page-ththao__main-title {
    font-size: clamp(2.2em, 4vw, 3.5em); /* Sử dụng clamp cho kích thước chữ linh hoạt */
    color: var(--gold-color);
    margin-bottom: 20px;
    font-weight: 700;
    line-height: 1.2;
    text-shadow: 0 0 10px rgba(87, 227, 141, 0.7);
}

.page-ththao__hero-description {
    font-size: 1.1em;
    color: var(--text-secondary);
    margin-bottom: 30px;
}

/* Titles & Descriptions */
.page-ththao__section-title {
    font-size: clamp(1.8em, 3.5vw, 2.8em);
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 20px;
    font-weight: 700;
    text-shadow: 0 0 5px rgba(34, 199, 104, 0.5);
}

.page-ththao__section-description {
    font-size: 1.05em;
    color: var(--text-secondary);
    text-align: center;
    max-width: 800px;
    margin: 0 auto 40px auto;
}

.page-ththao__sub-title {
    font-size: clamp(1.4em, 2.5vw, 2em);
    color: var(--gold-color);
    margin-bottom: 15px;
    font-weight: 600;
    line-height: 1.3;
}

.page-ththao__text-block p {
    color: var(--text-main);
    margin-bottom: 15px;
}

/* Buttons */
.page-ththao__cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap; /* Cho phép các nút xuống dòng trên di động */
}

.page-ththao__btn-primary,
.page-ththao__btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 15px 30px;
    border-radius: 8px;
    font-size: 1.1em;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    white-space: normal; /* Cho phép chữ xuống dòng */
    word-wrap: break-word;
    text-align: center;
    box-sizing: border-box;
    min-width: 180px;
}

.page-ththao__btn-primary {
    background: var(--button-gradient);
    color: #ffffff;
    border: 2px solid transparent;
    box-shadow: 0 4px 15px rgba(42, 209, 111, 0.4);
}

.page-ththao__btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(42, 209, 111, 0.6);
}

.page-ththao__btn-secondary {
    background: var(--card-bg);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    box-shadow: 0 4px 15px rgba(17, 168, 78, 0.2);
}

.page-ththao__btn-secondary:hover {
    transform: translateY(-3px);
    background: var(--primary-color);
    color: #ffffff;
    box-shadow: 0 6px 20px rgba(17, 168, 78, 0.4);
}

.page-ththao__small-btn {
    padding: 10px 20px;
    font-size: 0.9em;
    min-width: unset;
    width: auto;
}

.page-ththao__cta-center {
    text-align: center;
    margin-top: 40px;
}

/* Grid Layouts */
.page-ththao__grid-two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    margin-top: 40px;
}

.page-ththao__grid-two-col-reverse {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    margin-top: 40px;
}

.page-ththao__grid-two-col-reverse .page-ththao__image-container {
    order: 2;
}

.page-ththao__grid-two-col-reverse .page-ththao__text-block {
    order: 1;
}

.page-ththao__image-container {
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
}

.page-ththao__content-image {
    max-width: 100%;
    height: auto;
    display: block;
    min-width: 200px;
    min-height: 200px;
}

.page-ththao__list {
    list-style: none;
    padding: 0;
    margin: 20px 0;
}

.page-ththao__list li {
    background: var(--card-bg);
    border-left: 4px solid var(--primary-color);
    padding: 15px 20px;
    margin-bottom: 10px;
    border-radius: 5px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    color: var(--text-main);
    font-size: 1em;
}

.page-ththao__list li strong {
    color: var(--gold-color);
}

/* Step Cards */
.page-ththao__steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-ththao__step-card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.page-ththao__step-card .page-ththao__btn-primary {
    margin-top: 20px;
    width: 100%;
}

.page-ththao__step-title {
    font-size: 1.5em;
    color: var(--primary-color);
    margin-bottom: 15px;
    font-weight: 600;
}

/* Promotion Cards */
.page-ththao__promo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-ththao__promo-card {
    background: var(--card-bg);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.page-ththao__promo-image {
    width: 100%;
    height: 200px; /* Chiều cao cố định cho hình ảnh khuyến mãi */
    object-fit: cover;
    display: block;
    min-width: 200px;
    min-height: 200px;
}

.page-ththao__promo-card .page-ththao__promo-title {
    font-size: 1.3em;
    color: var(--gold-color);
    padding: 15px 20px 10px;
    font-weight: 600;
}

.page-ththao__promo-card .page-ththao__promo-text {
    color: var(--text-secondary);
    padding: 0 20px 20px;
    flex-grow: 1;
}

/* Tips Grid */
.page-ththao__tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-ththao__tip-item {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
}

.page-ththao__tip-title {
    font-size: 1.4em;
    color: var(--primary-color);
    margin-bottom: 15px;
    font-weight: 600;
}

.page-ththao__tip-item p {
    color: var(--text-main);
}

/* FAQ Section */
.page-ththao__faq-list {
    margin-top: 40px;
}

.page-ththao__faq-item {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 15px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    overflow: hidden;
}

.page-ththao__faq-item summary {
    list-style: none;
    cursor: pointer;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.1em;
    font-weight: 600;
    color: var(--primary-color);
    background-color: var(--deep-green);
    border-bottom: 1px solid var(--divider-color);
    transition: background-color 0.3s ease;
}

.page-ththao__faq-item summary:hover {
    background-color: var(--primary-color);
    color: var(--text-main);
}

.page-ththao__faq-item summary::-webkit-details-marker {
    display: none;
}

.page-ththao__faq-qtext {
    flex-grow: 1;
}

.page-ththao__faq-toggle {
    font-size: 1.5em;
    font-weight: 700;
    margin-left: 10px;
    color: var(--gold-color);
}

.page-ththao__faq-item summary:hover .page-ththao__faq-toggle {
    color: var(--text-main);
}

.page-ththao__faq-item[open] .page-ththao__faq-question {
    background-color: var(--primary-color);
    color: var(--text-main);
    border-bottom: 1px solid var(--primary-color);
}

.page-ththao__faq-item[open] .page-ththao__faq-toggle {
    color: var(--text-main);
}

.page-ththao__faq-answer {
    padding: 20px;
    font-size: 1em;
    color: var(--text-secondary);
    background-color: var(--card-bg);
}

.page-ththao__faq-answer p {
    margin-bottom: 10px;
}

.page-ththao__faq-answer a {
    color: var(--primary-color);
    text-decoration: underline;
}

.page-ththao__faq-answer a:hover {
    color: var(--gold-color);
}

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

/* Responsive Design */
@media (max-width: 992px) {
    .page-ththao__grid-two-col,
    .page-ththao__grid-two-col-reverse {
        grid-template-columns: 1fr;
    }

    .page-ththao__grid-two-col-reverse .page-ththao__image-container {
        order: 1; /* Đặt lại thứ tự cho hình ảnh trên di động */
    }

    .page-ththao__grid-two-col-reverse .page-ththao__text-block {
        order: 2;
    }

    .page-ththao__hero-content {
        margin-top: -50px;
        padding: 30px 15px;
    }

    .page-ththao__main-title {
        font-size: clamp(2em, 5vw, 3em);
    }

    .page-ththao__section-title {
        font-size: clamp(1.6em, 4vw, 2.5em);
    }

    .page-ththao__sub-title {
        font-size: clamp(1.2em, 3vw, 1.8em);
    }

    .page-ththao__hero-section,
    .page-ththao__section {
        padding: 40px 0;
    }

    .page-ththao__promo-image {
        height: 180px;
    }
}

@media (max-width: 768px) {
    .page-ththao__hero-section,
    .page-ththao__section {
        padding: 30px 0;
    }

    .page-ththao__hero-content {
        margin-top: -30px;
        padding: 20px 10px;
    }

    .page-ththao__cta-buttons {
        flex-direction: column;
        gap: 15px;
        width: 100%;
        padding: 0 15px;
        box-sizing: border-box;
    }

    .page-ththao__btn-primary,
    .page-ththao__btn-secondary {
        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-ththao__container {
        padding: 0 15px;
    }

    .page-ththao img {
        max-width: 100% !important;
        height: auto !important;
        display: block !important;
    }

    .page-ththao__image-container,
    .page-ththao__promo-image,
    .page-ththao__content-image {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }

    .page-ththao__hero-image-wrapper {
        max-height: 400px;
    }

    .page-ththao__promo-image {
        height: 150px;
    }

    /* Ensure all content containers are responsive */
    .page-ththao__section,
    .page-ththao__card,
    .page-ththao__container,
    .page-ththao__text-block,
    .page-ththao__step-card,
    .page-ththao__promo-card,
    .page-ththao__tip-item {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }

    .page-ththao__steps-grid,
    .page-ththao__promo-grid,
    .page-ththao__tips-grid {
        gap: 20px;
    }

    .page-ththao__faq-item summary {
        font-size: 1em;
        padding: 15px;
    }

    .page-ththao__faq-answer {
        padding: 15px;
    }

    .page-ththao__main-title {
        font-size: clamp(1.8em, 6vw, 2.5em);
    }
}

@media (max-width: 480px) {
    .page-ththao__main-title {
        font-size: clamp(1.6em, 7vw, 2.2em);
    }

    .page-ththao__hero-description {
        font-size: 0.95em;
    }

    .page-ththao__section-title {
        font-size: clamp(1.4em, 5vw, 2em);
    }

    .page-ththao__sub-title {
        font-size: clamp(1.1em, 4vw, 1.6em);
    }

    .page-ththao__promo-image {
        height: 120px;
    }
}