/* style/download.css */

:root {
    --primary-color: #113B7A;
    --secondary-color: #1D5FD1;
    --button-gradient: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%);
    --card-bg: #10233F;
    --text-main: #F3F8FF;
    --text-secondary: #AFC4E8;
    --border-color: #244D84;
    --glow-color: #4FA8FF;
    --gold-color: #F2C14E;
    --divider-color: #1B3357;
    --deep-navy-color: #08162B;
}

.page-download {
    background-color: var(--deep-navy-color); /* Matches body background from shared.css */
    color: var(--text-main);
    font-family: Arial, sans-serif;
    line-height: 1.6;
}

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

/* HERO SECTION */
.page-download__hero-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding-top: 10px; /* Small top padding, body handles header offset */
    padding-bottom: 60px;
    position: relative;
    overflow: hidden;
    background-color: var(--primary-color);
    color: var(--text-main);
}

.page-download__hero-image-wrapper {
    width: 100%;
    max-height: 600px; /* Limit height for aesthetic */
    overflow: hidden;
}

.page-download__hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    object-position: center top;
}

.page-download__hero-content {
    position: relative;
    z-index: 1;
    padding: 40px 20px;
    max-width: 900px;
    margin-top: -100px; /* Overlap slightly for visual flow */
    background: var(--card-bg);
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
}

.page-download__hero-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: bold;
    margin-bottom: 20px;
    color: var(--gold-color);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

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

.page-download__hero-cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow: hidden;
}

/* BUTTONS */
.page-download__btn-primary,
.page-download__btn-secondary {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
    white-space: normal;
    word-wrap: break-word;
    max-width: 100%;
    box-sizing: border-box;
    text-align: center;
}

.page-download__btn-primary {
    background: var(--button-gradient);
    color: var(--text-main);
    border: none;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.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: transparent;
    color: var(--gold-color);
    border: 2px solid var(--gold-color);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

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

/* GENERIC SECTION STYLES */
.page-download__section-title {
    font-size: 2.5rem;
    font-weight: bold;
    text-align: center;
    margin-bottom: 40px;
    color: var(--text-main);
    position: relative;
    padding-bottom: 10px;
}

.page-download__section-title::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gold-color);
    border-radius: 2px;
}

.page-download__section-description {
    font-size: 1.1rem;
    text-align: center;
    max-width: 800px;
    margin: 0 auto 50px auto;
    color: var(--text-secondary);
}

/* WHY DOWNLOAD SECTION */
.page-download__why-download-section {
    padding: 80px 0;
    background-color: var(--deep-navy-color);
}

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

.page-download__benefit-card {
    background: var(--card-bg);
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease;
    color: var(--text-main);
}

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

.page-download__card-icon {
    width: 80px;
    height: 80px;
    margin-bottom: 20px;
    display: block;
    margin-left: auto;
    margin-right: auto;
    object-fit: contain;
    max-width: 100%; /* Ensure images are responsive */
    height: auto; /* Ensure images are responsive */
}

.page-download__card-title {
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 15px;
    color: var(--gold-color);
}

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

/* HOW TO DOWNLOAD SECTION */
.page-download__how-to-download-section {
    padding: 80px 0;
    background-color: var(--primary-color);
}

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

.page-download__download-item {
    background: var(--card-bg);
    border-radius: 15px;
    padding: 40px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    color: var(--text-main);
}

.page-download__platform-icon {
    width: 120px;
    height: 120px;
    margin-bottom: 25px;
    display: block;
    margin-left: auto;
    margin-right: auto;
    object-fit: contain;
    max-width: 100%; /* Ensure images are responsive */
    height: auto; /* Ensure images are responsive */
}

.page-download__platform-name {
    font-size: 1.8rem;
    font-weight: bold;
    margin-bottom: 25px;
    color: var(--gold-color);
}

.page-download__download-steps {
    list-style: none;
    padding: 0;
    text-align: left;
    margin-bottom: 30px;
}

.page-download__download-steps li {
    margin-bottom: 15px;
    font-size: 1.05rem;
    color: var(--text-secondary);
    position: relative;
    padding-left: 25px;
}

.page-download__download-steps li::before {
    content: attr(data-step);
    position: absolute;
    left: 0;
    top: 0;
    background: var(--gold-color);
    color: var(--primary-color);
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: bold;
}

.page-download__download-steps li:nth-child(1)::before { content: '1'; }
.page-download__download-steps li:nth-child(2)::before { content: '2'; }
.page-download__download-steps li:nth-child(3)::before { content: '3'; }
.page-download__download-steps li:nth-child(4)::before { content: '4'; }
.page-download__download-steps li:nth-child(5)::before { content: '5'; }
.page-download__download-steps li:nth-child(6)::before { content: '6'; }

.page-download__download-item .page-download__btn-primary {
    width: auto;
    min-width: 200px;
}

/* REVIEW & BONUS SECTION */
.page-download__review-bonus-section {
    padding: 80px 0;
    background-color: var(--deep-navy-color);
}

.page-download__content-wrapper {
    display: flex;
    align-items: center;
    gap: 40px;
}

.page-download__text-content {
    flex: 1;
    color: var(--text-secondary);
}

.page-download__text-content h3 {
    color: var(--gold-color);
    font-size: 1.6rem;
    margin-top: 20px;
    margin-bottom: 15px;
}

.page-download__text-content p {
    margin-bottom: 15px;
    font-size: 1.05rem;
}

.page-download__image-content {
    flex: 1;
    text-align: center;
}

.page-download__review-image {
    max-width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
}

.page-download__review-cta-buttons {
    display: flex;
    gap: 20px;
    margin-top: 30px;
    flex-wrap: wrap;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow: hidden;
}

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

.page-download__faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.page-download__faq-item {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    margin-bottom: 15px;
    overflow: hidden;
    color: var(--text-main);
}

.page-download__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    font-size: 1.2rem;
    font-weight: bold;
    cursor: pointer;
    background: var(--card-bg);
    color: var(--text-main);
    list-style: none;
    position: relative;
}

.page-download__faq-question::-webkit-details-marker, 
.page-download__faq-question::marker {
    display: none;
    content: "";
}

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

.page-download__faq-toggle {
    font-size: 1.8rem;
    line-height: 1;
    margin-left: 15px;
    color: var(--text-main);
    transition: transform 0.3s ease;
}

.page-download__faq-item[open] .page-download__faq-toggle {
    transform: rotate(45deg);
}

.page-download__faq-answer {
    padding: 0 25px 20px 25px;
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* CTA SECTION */
.page-download__cta-section {
    padding: 80px 0;
    background-color: var(--primary-color);
}

.page-download__cta-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 40px auto;
    color: var(--text-main);
}

.page-download__cta-title {
    font-size: 2.5rem;
    font-weight: bold;
    margin-bottom: 20px;
    color: var(--gold-color);
}

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

.page-download__cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow: hidden;
}

.page-download__cta-image-wrapper {
    text-align: center;
    margin-top: 50px;
}

.page-download__cta-image {
    max-width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
}

/* Global image responsiveness */
.page-download img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ==================================================================
   RESPONSIVE STYLES (Mobile First approach, desktop overrides) 
   ================================================================== */

/* Tablet and smaller screens */
@media (max-width: 1024px) {
    .page-download__hero-title {
        font-size: clamp(2rem, 6vw, 3rem);
    }

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

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

    .page-download__content-wrapper {
        flex-direction: column;
    }

    .page-download__image-content {
        margin-top: 40px;
    }
}

/* Mobile specific styles */
@media (max-width: 768px) {
    /* HERO 主图区域 */
    .page-download__hero-section {
        padding-top: 10px !important; /* Small top padding, body handles header offset */
        padding-bottom: 30px !important;
    }

    .page-download__hero-content {
        padding: 30px 15px !important;
        margin-top: -50px !important; /* Adjust overlap for mobile */
    }

    .page-download__hero-title {
        font-size: clamp(1.8rem, 7vw, 2.5rem) !important;
        margin-bottom: 15px !important;
    }

    .page-download__hero-description {
        font-size: 1rem !important;
        margin-bottom: 20px !important;
    }

    .page-download__hero-cta-buttons {
        flex-direction: column !important;
        gap: 15px !important;
        padding: 0 15px;
    }

    /* 通用图片与容器 */
    .page-download img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
    }

    .page-download__container,
    .page-download__section,
    .page-download__card {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px !important;
        padding-right: 15px !important;
    }

    /* 按钮与按钮容器 */
    .page-download__btn-primary,
    .page-download__btn-secondary,
    .page-download a[class*="button"],
    .page-download 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 !important;
        font-size: 1rem !important;
    }

    .page-download__hero-cta-buttons,
    .page-download__review-cta-buttons,
    .page-download__cta-buttons {
        flex-direction: column !important;
        gap: 10px !important;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        overflow: hidden !important;
        padding-left: 0 !important;
        padding-right: 0 !important;
    }

    .page-download__download-item .page-download__btn-primary {
        width: 100% !important;
        min-width: unset !important;
    }

    /* 其他内容模块 */
    .page-download__section-title {
        font-size: 1.8rem !important;
        margin-bottom: 30px !important;
    }

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

    .page-download__why-download-section,
    .page-download__how-to-download-section,
    .page-download__review-bonus-section,
    .page-download__faq-section,
    .page-download__cta-section {
        padding: 40px 0 !important;
    }

    .page-download__benefits-grid,
    .page-download__download-platform-grid {
        grid-template-columns: 1fr !important;
    }

    .page-download__benefit-card,
    .page-download__download-item,
    .page-download__faq-item {
        padding: 25px 20px !important;
    }

    .page-download__card-title {
        font-size: 1.3rem !important;
    }

    .page-download__platform-name {
        font-size: 1.5rem !important;
    }

    .page-download__download-steps li {
        font-size: 1rem !important;
    }

    .page-download__content-wrapper {
        flex-direction: column !important;
        gap: 30px !important;
    }

    .page-download__text-content p {
        font-size: 0.95rem !important;
    }

    .page-download__faq-question {
        font-size: 1rem !important;
        padding: 15px 20px !important;
    }

    .page-download__faq-answer {
        font-size: 0.95rem !important;
        padding: 0 20px 15px 20px !important;
    }

    .page-download__cta-title {
        font-size: 1.8rem !important;
    }

    .page-download__cta-description {
        font-size: 1rem !important;
    }
}