/* style/download-center.css */
.page-download-center {
    --primary-color: #1A2B3C;
    --secondary-color: #FFD700;
    --text-light: #F0F0F0;
    --text-dark: #1A2B3C;
    --bg-light: #FFFFFF;
    --bg-dark: #1A2B3C;
    --accent-color: #FFD700;
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
}

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

.page-download-center__section {
    padding: 60px 0;
    text-align: center;
}

.page-download-center__section:nth-child(even) {
    background-color: #f8f8f8; /* Light grey for alternating sections */
}

.page-download-center__hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, #3a4a5c 100%);
    color: var(--text-light);
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-download-center__hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at top left, rgba(255, 215, 0, 0.1) 0%, transparent 70%);
    transform: rotate(45deg);
    z-index: 0;
}

.page-download-center__hero .page-download-center__container {
    position: relative;
    z-index: 1;
}

.page-download-center__title {
    font-size: 3.2em;
    margin-bottom: 20px;
    color: var(--secondary-color);
    font-weight: bold;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.page-download-center__subtitle {
    font-size: 1.3em;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    color: var(--text-light);
}

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

.page-download-center__btn {
    display: inline-flex;
    align-items: center;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
    transition: background-color 0.3s ease, transform 0.3s ease;
    white-space: nowrap;
    border: none;
    cursor: pointer;
}

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

.page-download-center__btn--primary:hover {
    background-color: #e6c200;
    transform: translateY(-3px);
}

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

.page-download-center__btn--secondary:hover {
    background-color: #2c4156;
    transform: translateY(-3px);
}

.page-download-center__btn--tertiary {
    background-color: var(--bg-light);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.page-download-center__btn--tertiary:hover {
    background-color: #e0e0e0;
    transform: translateY(-3px);
}

.page-download-center__icon {
    margin-right: 10px;
    font-size: 1.2em;
}

/* Generic icons for demonstration, in a real scenario these would be SVG or font icons */
.page-download-center__icon-android::before { content: '📱'; }
.page-download-center__icon-ios::before { content: '🍎'; }
.page-download-center__icon-pc::before { content: '💻'; }
.page-download-center__icon-arrow-right::before { content: '➜'; }

.page-download-center__section-title {
    font-size: 2.5em;
    color: var(--primary-color);
    margin-bottom: 20px;
    font-weight: bold;
}

.page-download-center__section-description {
    font-size: 1.1em;
    color: #555;
    max-width: 900px;
    margin: 0 auto 40px auto;
}

.page-download-center__features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-download-center__feature-item {
    background-color: var(--bg-light);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    text-align: left;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-download-center__feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.page-download-center__feature-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 20px;
    object-fit: contain;
}

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

.page-download-center__feature-description {
    font-size: 1em;
    color: #444;
    line-height: 1.7;
}

.page-download-center__guide-tabs {
    display: flex;
    justify-content: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 15px;
}

.page-download-center__tab-btn {
    padding: 12px 25px;
    background-color: #e0e0e0;
    color: var(--primary-color);
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1.1em;
    font-weight: bold;
    transition: background-color 0.3s ease, color 0.3s ease;
    display: inline-flex;
    align-items: center;
}

.page-download-center__tab-btn:hover {
    background-color: #d0d0d0;
}

.page-download-center__tab-btn--active {
    background-color: var(--secondary-color);
    color: var(--primary-color);
    box-shadow: 0 3px 10px rgba(255, 215, 0, 0.4);
}

.page-download-center__tab-btn--active:hover {
    background-color: var(--secondary-color);
}

.page-download-center__tab-btn .page-download-center__icon {
    margin-right: 8px;
}

.page-download-center__tab-content {
    display: none;
    text-align: left;
    background-color: var(--bg-light);
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}

.page-download-center__tab-content--active {
    display: block;
}

.page-download-center__guide-title {
    font-size: 2em;
    color: var(--primary-color);
    margin-bottom: 25px;
    text-align: center;
}

.page-download-center__guide-image {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto 30px auto;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.page-download-center__guide-list {
    list-style: none;
    padding: 0;
    counter-reset: step-counter;
}

.page-download-center__guide-list li {
    margin-bottom: 20px;
    padding-left: 40px;
    position: relative;
    font-size: 1.1em;
    color: #333;
}

.page-download-center__guide-list li::before {
    content: counter(step-counter);
    counter-increment: step-counter;
    position: absolute;
    left: 0;
    top: 0;
    width: 30px;
    height: 30px;
    background-color: var(--secondary-color);
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: bold;
    font-size: 1em;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

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

.page-download-center__note {
    background-color: #fffbe6;
    border-left: 5px solid var(--secondary-color);
    padding: 15px 20px;
    margin-top: 30px;
    border-radius: 5px;
    font-size: 0.95em;
    color: #666;
}

.page-download-center__btn--small {
    padding: 10px 20px;
    font-size: 1em;
    margin-top: 30px;
}

.page-download-center__faq-list {
    margin-top: 40px;
}

.page-download-center__faq-item {
    background-color: var(--bg-light);
    border: 1px solid #eee;
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
    text-align: left;
}

.page-download-center__faq-question {
    padding: 20px;
    background-color: #f5f5f5;
    color: var(--primary-color);
    font-size: 1.2em;
    font-weight: bold;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color 0.3s ease;
}

.page-download-center__faq-question:hover {
    background-color: #eaeaea;
}

.page-download-center__faq-question::after {
    content: '+';
    font-size: 1.5em;
    font-weight: normal;
    transition: transform 0.3s ease;
}

.page-download-center__faq-question.active::after {
    content: '-';
    transform: rotate(180deg);
}

.page-download-center__faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out, padding 0.4s ease-out;
    color: #444;
}

.page-download-center__faq-answer p {
    margin-bottom: 20px;
    padding-top: 10px;
}

.page-download-center__faq-answer.active {
    max-height: 500px; /* Adjust based on content */
    padding-bottom: 20px;
}

.page-download-center__detail-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-download-center__detail-item {
    background-color: var(--bg-light);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    text-align: left;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-download-center__detail-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.page-download-center__detail-title {
    font-size: 1.4em;
    color: var(--primary-color);
    margin-bottom: 15px;
    line-height: 1.3;
}

.page-download-center__detail-title a {
    text-decoration: none;
    color: var(--primary-color);
}

.page-download-center__detail-title a:hover {
    color: var(--secondary-color);
}

.page-download-center__detail-description {
    font-size: 0.95em;
    color: #555;
    margin-bottom: 20px;
    flex-grow: 1;
}

.page-download-center__btn--link {
    display: inline-flex;
    align-items: center;
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: bold;
    font-size: 0.95em;
    padding: 8px 0;
    transition: color 0.3s ease;
}

.page-download-center__btn--link:hover {
    color: var(--primary-color);
}

.page-download-center__btn--link .page-download-center__icon {
    margin-left: 8px;
    margin-right: 0;
    font-size: 0.9em;
}

.page-download-center__cta-final-content {
    background: linear-gradient(90deg, var(--primary-color), #3a4a5c);
    color: var(--text-light);
    padding: 60px 40px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.page-download-center__cta-final-content .page-download-center__section-title {
    color: var(--secondary-color);
    margin-bottom: 15px;
}

.page-download-center__cta-final-content .page-download-center__section-description {
    color: var(--text-light);
    margin-bottom: 40px;
}

.page-download-center__btn--large {
    padding: 18px 40px;
    font-size: 1.2em;
}

/* Responsive Design */
@media (max-width: 992px) {
    .page-download-center__title {
        font-size: 2.8em;
    }
    .page-download-center__section-title {
        font-size: 2em;
    }
    .page-download-center__features, .page-download-center__detail-list {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

@media (max-width: 768px) {
    .page-download-center__hero {
        padding: 80px 0;
    }
    .page-download-center__title {
        font-size: 2.2em;
    }
    .page-download-center__subtitle {
        font-size: 1.1em;
    }
    .page-download-center__cta-buttons {
        flex-direction: column;
        gap: 15px;
    }
    .page-download-center__btn {
        width: 80%;
        max-width: 300px;
        margin: 0 auto;
    }
    .page-download-center__section {
        padding: 40px 0;
    }
    .page-download-center__section-title {
        font-size: 1.8em;
    }
    .page-download-center__section-description {
        font-size: 1em;
    }
    .page-download-center__tab-content {
        padding: 30px;
    }
    .page-download-center__guide-title {
        font-size: 1.8em;
    }
    .page-download-center__faq-question {
        font-size: 1.1em;
        padding: 15px;
    }
}

@media (max-width: 480px) {
    .page-download-center__title {
        font-size: 1.8em;
    }
    .page-download-center__subtitle {
        font-size: 0.95em;
    }
    .page-download-center__btn {
        font-size: 1em;
        padding: 12px 20px;
    }
    .page-download-center__section-title {
        font-size: 1.5em;
    }
    .page-download-center__tab-btn {
        font-size: 1em;
        padding: 10px 18px;
    }
    .page-download-center__guide-title {
        font-size: 1.5em;
    }
    .page-download-center__guide-list li {
        font-size: 1em;
        padding-left: 35px;
    }
    .page-download-center__guide-list li::before {
        width: 25px;
        height: 25px;
        font-size: 0.9em;
    }
    .page-download-center__cta-final-content {
        padding: 40px 20px;
    }
    .page-download-center__btn--large {
        padding: 15px 30px;
        font-size: 1.1em;
    }
}