/* style/download.css */

:root {
    --primary-color: #CC0000; /* Đỏ rực rỡ */
    --secondary-color: #FFD700; /* Vàng kim loại */
    --text-dark: #333333;
    --text-light: #ffffff;
    --bg-light: #f9f9f9;
    --bg-dark: #222222;
    --border-color: #e0e0e0;
}

.page-download__wrapper {
    padding-top: 120px; /* Khoảng cách cho header cố định trên desktop */
    color: var(--text-dark);
    background-color: var(--bg-light);
}

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

.page-download__hero-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, #a30000 100%);
    color: var(--text-light);
    padding: 80px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-download__hero-title {
    font-size: 3.2em;
    font-weight: bold;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.page-download__hero-description {
    font-size: 1.3em;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.page-download__hero-description a {
    color: var(--secondary-color);
    text-decoration: underline;
}

.page-download__hero-description a:hover {
    color: #fff;
}

.page-download__cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.page-download__cta-button {
    display: inline-block;
    padding: 15px 40px;
    border-radius: 8px;
    font-size: 1.1em;
    font-weight: bold;
    text-align: center;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    border: none;
    cursor: pointer;
    max-width: 100%;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
}

.page-download__btn-primary {
    background: var(--secondary-color);
    color: var(--primary-color);
}

.page-download__btn-primary:hover {
    background: #e6c200;
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
}

.page-download__btn-secondary {
    background: var(--primary-color);
    color: var(--text-light);
    border: 2px solid var(--secondary-color);
}

.page-download__btn-secondary:hover {
    background: #a30000;
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
}

.page-download__section-title {
    font-size: 2.5em;
    font-weight: bold;
    text-align: center;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.page-download__section-description {
    font-size: 1.1em;
    text-align: center;
    max-width: 900px;
    margin: 0 auto 50px auto;
    line-height: 1.6;
}

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

.page-download__section-description a:hover {
    color: var(--secondary-color);
}

.page-download__features-section,
.page-download__benefits-section {
    padding: 80px 0;
    background-color: var(--bg-light);
}

.page-download__features-grid,
.page-download__benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.page-download__feature-item,
.page-download__benefit-item {
    background: var(--text-light);
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-download__feature-item:hover,
.page-download__benefit-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.page-download__feature-icon,
.page-download__benefit-icon {
    width: 120px; /* Kích thước lớn hơn cho hình ảnh nội dung */
    height: 120px;
    margin-bottom: 20px;
    object-fit: contain;
    display: block; /* Đảm bảo max-width: 100% hoạt động */
    margin-left: auto;
    margin-right: auto;
    max-width: 100%;
    height: auto;
}

.page-download__feature-title,
.page-download__benefit-title {
    font-size: 1.5em;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.page-download__feature-item p,
.page-download__benefit-item p {
    font-size: 1em;
    line-height: 1.7;
    color: var(--text-dark);
}

.page-download__feature-item p a,
.page-download__benefit-item p a {
    color: var(--primary-color);
    text-decoration: underline;
}

.page-download__feature-item p a:hover,
.page-download__benefit-item p a:hover {
    color: var(--secondary-color);
}

.page-download__download-guide-section {
    background: var(--bg-dark);
    color: var(--text-light);
    padding: 80px 0;
}

.page-download__download-guide-section .page-download__section-title {
    color: var(--secondary-color);
}

.page-download__download-guide-section .page-download__section-description {
    color: #e0e0e0;
}

.page-download__download-guide-section .page-download__section-description a {
    color: var(--secondary-color);
}

.page-download__platform-tabs {
    display: flex;
    justify-content: center;
    margin-bottom: 40px;
    gap: 10px;
    flex-wrap: wrap;
}

.page-download__tab-button {
    background: #444;
    color: var(--text-light);
    padding: 12px 25px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1.1em;
    transition: background-color 0.3s ease, color 0.3s ease;
    max-width: 100%;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
}

.page-download__tab-button:hover {
    background: #666;
}

.page-download__tab-button--active {
    background: var(--secondary-color);
    color: var(--primary-color);
    font-weight: bold;
}

.page-download__tab-button--active:hover {
    background: #e6c200;
}

.page-download__tab-content {
    display: none;
    background: #333;
    border-radius: 10px;
    padding: 40px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
}

.page-download__tab-content--active {
    display: block;
}

.page-download__guide-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    align-items: center;
}

.page-download__guide-steps {
    padding-right: 20px;
}

.page-download__guide-title {
    font-size: 2em;
    color: var(--secondary-color);
    margin-bottom: 25px;
}

.page-download__step-list {
    list-style: decimal;
    padding-left: 25px;
    margin-bottom: 30px;
    font-size: 1.05em;
    line-height: 1.8;
}

.page-download__step-list li {
    margin-bottom: 10px;
}

.page-download__step-list li strong {
    color: var(--secondary-color);
}

.page-download__step-list li a {
    color: var(--secondary-color);
    text-decoration: underline;
}

.page-download__step-list li a:hover {
    color: #fff;
}

.page-download__btn-download {
    margin-top: 20px;
    background: var(--secondary-color);
    color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.page-download__btn-download:hover {
    background: #e6c200;
}

.page-download__qr-code-section {
    text-align: center;
}

.page-download__qr-code,
.page-download__pc-image {
    width: 250px;
    height: 250px;
    background: var(--text-light);
    padding: 15px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    margin: 0 auto 15px auto;
    display: block;
    object-fit: contain;
    max-width: 100%;
    height: auto;
}

.page-download__qr-label,
.page-download__pc-label {
    font-size: 0.95em;
    color: #ccc;
}

.page-download__pc-image-section {
    text-align: center;
}

.page-download__tech-info-section {
    background: linear-gradient(135deg, #1a1a1a 0%, #333333 100%);
    color: var(--text-light);
    padding: 80px 0;
}

.page-download__tech-info-section .page-download__section-title {
    color: var(--secondary-color);
}

.page-download__tech-info-section .page-download__section-description {
    color: #e0e0e0;
}

.page-download__tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-download__tech-item.page-download__card--light {
    background: var(--text-light);
    color: var(--text-dark);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.page-download__tech-title {
    font-size: 1.6em;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.page-download__requirements-list,
.page-download__troubleshooting-list {
    list-style: disc;
    padding-left: 20px;
    line-height: 1.7;
    font-size: 1em;
}

.page-download__requirements-list li,
.page-download__troubleshooting-list li {
    margin-bottom: 8px;
}

.page-download__troubleshooting-list li strong {
    color: var(--primary-color);
}

.page-download__tech-item p {
    margin-bottom: 15px;
    line-height: 1.6;
}

.page-download__tech-item p a,
.page-download__contact-hint a {
    color: var(--primary-color);
    text-decoration: underline;
}

.page-download__tech-item p a:hover,
.page-download__contact-hint a:hover {
    color: var(--secondary-color);
}

.page-download__contact-hint {
    text-align: center;
    margin-top: 50px;
    font-size: 1.1em;
    color: #e0e0e0;
}

.page-download__final-cta-section {
    background-color: var(--bg-light);
    padding: 80px 0;
    text-align: center;
}

.page-download__final-cta-container {
    max-width: 900px;
}

/* Media Queries for Responsiveness */
@media (max-width: 1024px) {
    .page-download__hero-title {
        font-size: 2.8em;
    }

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

    .page-download__guide-grid {
        grid-template-columns: 1fr;
    }

    .page-download__guide-steps {
        padding-right: 0;
    }

    .page-download__qr-code-section,
    .page-download__pc-image-section {
        order: -1; /* QR code/PC image above steps on smaller screens */
        margin-bottom: 40px;
    }

    .page-download__qr-code,
    .page-download__pc-image {
        width: 200px;
        height: 200px;
    }
}

@media (max-width: 768px) {
    .page-download__wrapper {
        padding-top: 100px !important; /* Điều chỉnh cho header cố định trên mobile */
        padding-left: 15px;
        padding-right: 15px;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        overflow: hidden !important;
    }

    .page-download__container {
        padding: 0 15px;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }

    .page-download__hero-section,
    .page-download__features-section,
    .page-download__download-guide-section,
    .page-download__benefits-section,
    .page-download__tech-info-section,
    .page-download__final-cta-section {
        padding: 50px 0;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }

    .page-download__hero-title {
        font-size: 2.2em;
        margin-bottom: 15px;
    }

    .page-download__hero-description {
        font-size: 1em;
        margin-bottom: 30px;
    }

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

    .page-download__cta-button {
        padding: 12px 25px;
        font-size: 1em;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
    }

    .page-download__section-title {
        font-size: 1.8em;
        margin-bottom: 15px;
    }

    .page-download__section-description {
        font-size: 0.95em;
        margin-bottom: 30px;
    }

    .page-download__features-grid,
    .page-download__benefits-grid,
    .page-download__tech-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .page-download__feature-item,
    .page-download__benefit-item,
    .page-download__tech-item.page-download__card--light {
        padding: 25px;
    }

    .page-download__feature-icon,
    .page-download__benefit-icon {
        width: 100px;
        height: 100px;
        margin-bottom: 15px;
        max-width: 100% !important;
        height: auto !important;
    }

    .page-download__feature-title,
    .page-download__benefit-title {
        font-size: 1.3em;
        margin-bottom: 10px;
    }

    .page-download__tab-button {
        padding: 10px 20px;
        font-size: 1em;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }

    .page-download__tab-content {
        padding: 30px 15px;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }

    .page-download__guide-title {
        font-size: 1.6em;
        margin-bottom: 20px;
    }

    .page-download__step-list {
        font-size: 0.95em;
        padding-left: 20px;
    }

    .page-download__qr-code,
    .page-download__pc-image {
        width: 180px;
        height: 180px;
        padding: 10px;
        max-width: 100% !important;
        height: auto !important;
    }

    .page-download__qr-label,
    .page-download__pc-label {
        font-size: 0.85em;
    }

    .page-download__tech-title {
        font-size: 1.4em;
    }

    .page-download__requirements-list,
    .page-download__troubleshooting-list {
        font-size: 0.95em;
    }

    .page-download__contact-hint {
        font-size: 1em;
        margin-top: 30px;
    }

    /* Ensure all image containers are responsive */
    .page-download img {
        max-width: 100% !important;
        height: auto !important;
        display: block !important;
    }

    .page-download__hero-section,
    .page-download__features-section,
    .page-download__download-guide-section,
    .page-download__benefits-section,
    .page-download__tech-info-section,
    .page-download__final-cta-section,
    .page-download__card,
    .page-download__guide-grid,
    .page-download__qr-code-section,
    .page-download__pc-image-section {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        overflow: hidden !important; /* Prevent content overflow */
    }
}

@media (max-width: 480px) {
    .page-download__hero-title {
        font-size: 1.8em;
    }

    .page-download__section-title {
        font-size: 1.6em;
    }

    .page-download__guide-title {
        font-size: 1.4em;
    }

    .page-download__cta-button {
        font-size: 0.9em;
        padding: 10px 20px;
    }
}