/* style/download.css */
/* body đã padding-top: var(--header-offset) từ shared.css; trang này KHÔNG được lặp lại padding-top với biến đó */

/* Màu sắc tùy chỉnh từ yêu cầu */
:root {
    --page-download-bg: #08160F;
    --page-download-card-bg: #11271B;
    --page-download-text-main: #F2FFF6;
    --page-download-text-secondary: #A7D9B8;
    --page-download-border: #2E7A4E;
    --page-download-glow: #57E38D;
    --page-download-gold: #F2C14E;
    --page-download-divider: #1E3A2A;
    --page-download-deep-green: #0A4B2C;
    --page-download-btn-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
}

.page-download {
    background-color: var(--page-download-bg);
    color: var(--page-download-text-main); /* Đảm bảo độ tương phản trên nền tối */
    font-family: Arial, sans-serif;
    line-height: 1.6;
    overflow-x: hidden; /* Ngăn chặn tràn ngang */
}

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

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

.page-download__section-title {
    font-size: 2.5rem;
    color: var(--page-download-text-main);
    text-align: center;
    margin-bottom: 20px;
    font-weight: bold;
    line-height: 1.2;
}

.page-download__section-description {
    font-size: 1.1rem;
    color: var(--page-download-text-secondary);
    text-align: center;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Hero Section */
.page-download__hero-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    padding-top: 10px; /* Nhỏ hơn so với --header-offset */
    background-color: var(--page-download-deep-green); /* Nền cho hero */
    position: relative;
    overflow: hidden;
}

.page-download__hero-image-wrapper {
    width: 100%;
    max-width: 100%; /* Đảm bảo không tràn */
    margin-bottom: 30px;
}

.page-download__hero-image {
    display: block;
    width: 100%;
    height: auto;
    object-fit: cover;
    border-radius: 10px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.page-download__hero-content {
    text-align: center;
    max-width: 900px;
    z-index: 1; /* Đảm bảo văn bản trên ảnh nền (nếu có) */
}

.page-download__main-title {
    font-size: clamp(2.2rem, 5vw, 3.2rem); /* H1 font-size clamp */
    font-weight: bold;
    color: var(--page-download-gold);
    margin-bottom: 20px;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.page-download__description {
    font-size: 1.25rem;
    color: var(--page-download-text-main);
    margin-bottom: 30px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.page-download__cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap; /* Đảm bảo nút xuống hàng trên mobile */
}

.page-download__btn-primary,
.page-download__btn-secondary {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    box-sizing: border-box; /* Đảm bảo padding không làm tràn */
    white-space: normal; /* Cho phép xuống dòng */
    word-wrap: break-word; /* Ngắt từ */
    max-width: 100%; /* Quan trọng cho responsive */
    text-align: center;
}

.page-download__btn-primary {
    background: var(--page-download-btn-gradient);
    color: #ffffff;
    border: 2px solid transparent;
}

.page-download__btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    opacity: 0.9;
}

.page-download__btn-secondary {
    background-color: transparent;
    color: var(--page-download-glow);
    border: 2px solid var(--page-download-glow);
}

.page-download__btn-secondary:hover {
    background-color: var(--page-download-glow);
    color: var(--page-download-bg);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

/* Why Download Section */
.page-download__why-download {
    padding: 80px 0;
    background-color: var(--page-download-card-bg);
}

.page-download__dark-section {
    background-color: var(--page-download-card-bg);
    color: var(--page-download-text-main);
}

.page-download__features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.page-download__feature-card {
    background-color: var(--page-download-bg);
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--page-download-border);
    transition: transform 0.3s ease;
}

.page-download__feature-card:hover {
    transform: translateY(-5px);
}

.page-download__feature-title {
    font-size: 1.6rem;
    color: var(--page-download-gold);
    margin-bottom: 15px;
    font-weight: bold;
}

.page-download__feature-text {
    font-size: 1rem;
    color: var(--page-download-text-secondary);
}

/* How to Download Section */
.page-download__how-to-download {
    padding: 80px 0;
    background-color: var(--page-download-bg);
}

.page-download__download-steps {
    display: flex;
    flex-direction: column;
    gap: 60px;
    margin-top: 50px;
}

.page-download__step-block {
    display: flex;
    flex-direction: column;
    background-color: var(--page-download-card-bg);
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--page-download-border);
}

.page-download__step-block:nth-child(even) {
    flex-direction: column;
}

.page-download__step-title {
    font-size: 2rem;
    color: var(--page-download-gold);
    margin-bottom: 25px;
    text-align: center;
    font-weight: bold;
}

.page-download__step-content {
    display: flex;
    flex-direction: column;
    gap: 30px;
    align-items: center;
}

.page-download__step-content ol {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: left;
    max-width: 600px;
}

.page-download__step-content ol li {
    font-size: 1.1rem;
    color: var(--page-download-text-main);
    margin-bottom: 15px;
    padding-left: 30px;
    position: relative;
}

.page-download__step-content ol li::before {
    content: counter(step-counter);
    counter-increment: step-counter;
    background-color: var(--page-download-glow);
    color: var(--page-download-bg);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: bold;
    position: absolute;
    left: 0;
    top: 0;
    font-size: 0.9rem;
}

.page-download__step-image {
    display: block;
    width: 100%;
    max-width: 500px;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    object-fit: cover;
}

/* App Features Section */
.page-download__app-features {
    padding: 80px 0;
    background-color: var(--page-download-card-bg);
}

.page-download__features-grid--extended {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.page-download__feature-card--alt {
    background-color: var(--page-download-bg);
}

.page-download__app-features .page-download__features-grid {
    margin-bottom: 50px;
}

.page-download__app-features .page-download__feature-card {
    background-color: var(--page-download-deep-green);
    border: 1px solid var(--page-download-divider);
}

.page-download__app-features .page-download__feature-title {
    color: var(--page-download-glow);
}

.page-download__app-features .page-download__feature-text {
    color: var(--page-download-text-secondary);
}

.page-download__app-features .page-download__app-image {
    display: block;
    width: 100%;
    max-width: 1000px;
    height: auto;
    margin: 50px auto 0 auto;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

/* FAQ Section */
.page-download__faq-section {
    padding: 80px 0;
    background-color: var(--page-download-bg);
}

.page-download__faq-list {
    margin-top: 50px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.page-download__faq-item {
    background-color: var(--page-download-card-bg);
    margin-bottom: 20px;
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid var(--page-download-border);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.page-download__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--page-download-text-main);
    cursor: pointer;
    background-color: var(--page-download-deep-green);
    border-bottom: 1px solid var(--page-download-divider);
    list-style: none; /* For details/summary */
}

.page-download__faq-question::-webkit-details-marker {
    display: none; /* Hide default marker for Chrome/Safari */
}

.page-download__faq-qtext {
    flex-grow: 1;
    color: var(--page-download-gold);
}

.page-download__faq-toggle {
    font-size: 1.8rem;
    line-height: 1;
    margin-left: 15px;
    color: var(--page-download-glow);
}

.page-download__faq-answer {
    padding: 20px 25px;
    font-size: 1rem;
    color: var(--page-download-text-secondary);
    background-color: var(--page-download-bg);
    border-top: 1px solid var(--page-download-divider);
}

.page-download__faq-answer p {
    margin: 0;
}

/* Final CTA Section */
.page-download__cta-final {
    padding: 80px 0;
    background-color: var(--page-download-deep-green);
}

.page-download__cta-final .page-download__section-title {
    color: var(--page-download-gold);
}

.page-download__cta-final .page-download__section-description {
    color: var(--page-download-text-main);
}

.page-download__cta-image {
    display: block;
    width: 100%;
    max-width: 800px;
    height: auto;
    margin: 40px auto;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

/* Copyright */
.page-download__copyright {
    text-align: center;
    padding: 30px 20px;
    font-size: 0.9rem;
    color: var(--page-download-text-secondary);
    background-color: var(--page-download-card-bg);
    border-top: 1px solid var(--page-download-divider);
}

/* --- Responsive Design --- */
@media (max-width: 1024px) {
    .page-download__hero-section {
        padding: 40px 20px;
        padding-top: 10px;
    }

    .page-download__main-title {
        font-size: clamp(2rem, 5vw, 2.8rem);
    }

    .page-download__description {
        font-size: 1.1rem;
    }

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

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

    .page-download__btn-primary,
    .page-download__btn-secondary {
        padding: 12px 25px;
        font-size: 1rem;
    }

    .page-download__features-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 20px;
    }

    .page-download__step-block {
        padding: 30px;
    }

    .page-download__step-title {
        font-size: 1.7rem;
    }

    .page-download__step-content ol li {
        font-size: 1rem;
    }

    .page-download__faq-question {
        font-size: 1.1rem;
        padding: 18px 20px;
    }
}

@media (max-width: 768px) {
    .page-download__container {
        padding: 0 15px !important; /* Thêm padding cho nội dung */
    }

    .page-download__hero-section {
        padding: 30px 15px;
        padding-top: 10px !important; /* body đã có padding-top, đây chỉ là khoảng cách nhỏ */
    }

    .page-download__main-title {
        font-size: clamp(1.8rem, 7vw, 2.5rem);
    }

    .page-download__description {
        font-size: 1rem;
    }

    .page-download__cta-buttons {
        flex-direction: column;
        gap: 15px;
    }

    .page-download__btn-primary,
    .page-download__btn-secondary {
        width: 100% !important;
        max-width: 100% !important;
        padding: 12px 15px !important;
        font-size: 1rem !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
    }
    
    .page-download__cta-buttons,
    .page-download__button-group,
    .page-download__btn-container {
      max-width: 100% !important;
      width: 100% !important;
      box-sizing: border-box !important;
      padding-left: 15px;
      padding-right: 15px;
      flex-wrap: wrap !important;
      gap: 10px;
    }

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

    .page-download__section-description {
        font-size: 0.95rem;
    }

    .page-download__why-download,
    .page-download__how-to-download,
    .page-download__app-features,
    .page-download__faq-section,
    .page-download__cta-final {
        padding: 50px 0;
    }

    .page-download__download-steps {
        gap: 40px;
    }

    .page-download__step-block {
        padding: 25px;
    }

    .page-download__step-title {
        font-size: 1.5rem;
    }

    .page-download__step-content {
        flex-direction: column;
        gap: 20px;
    }

    .page-download__step-content ol li {
        padding-left: 25px;
    }

    .page-download__step-content ol li::before {
        width: 24px;
        height: 24px;
        font-size: 0.8rem;
    }

    /* Hình ảnh responsive */
    .page-download img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }

    .page-download__section,
    .page-download__card,
    .page-download__container,
    .page-download__video-section,
    .page-download__video-container,
    .page-download__video-wrapper {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
        overflow: hidden !important; /* Đảm bảo không tràn */
    }

    .page-download__faq-question {
        font-size: 1rem;
        padding: 15px 15px;
    }

    .page-download__faq-toggle {
        font-size: 1.5rem;
    }

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