/* style/download-center.css */
.page-download-center {
    font-family: 'Arial', sans-serif;
    color: #333;
    line-height: 1.6;
    background-color: #f4f7f6;
}

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

.page-download-center__hero {
    background: linear-gradient(135deg, #003366 0%, #004d99 100%);
    color: #fff;
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
    border-bottom: 5px solid #FFD700;
}

.page-download-center__hero::before {
    content: '';
    position: absolute;
    top: -50px;
    left: -50px;
    width: 200px;
    height: 200px;
    background: rgba(255, 215, 0, 0.1);
    border-radius: 50%;
    animation: float1 10s ease-in-out infinite;
}

.page-download-center__hero::after {
    content: '';
    position: absolute;
    bottom: -50px;
    right: -50px;
    width: 150px;
    height: 150px;
    background: rgba(255, 215, 0, 0.15);
    border-radius: 50%;
    animation: float2 12s ease-in-out infinite;
}

@keyframes float1 {
    0% { transform: translate(0, 0) scale(1); opacity: 0.8; }
    50% { transform: translate(20px, 20px) scale(1.1); opacity: 1; }
    100% { transform: translate(0, 0) scale(1); opacity: 0.8; }
}

@keyframes float2 {
    0% { transform: translate(0, 0) scale(1); opacity: 0.7; }
    50% { transform: translate(-20px, -20px) scale(1.05); opacity: 0.9; }
    100% { transform: translate(0, 0) scale(1); opacity: 0.7; }
}

.page-download-center__title {
    font-size: 2.8em;
    margin-bottom: 20px;
    color: #FFD700;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    font-weight: bold;
}

.page-download-center__subtitle {
    font-size: 1.2em;
    max-width: 800px;
    margin: 0 auto 40px auto;
    color: #e0e0e0;
}

.page-download-center__btn {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.page-download-center__btn--primary {
    background-color: #FFD700;
    color: #003366;
    box-shadow: 0 5px 15px rgba(255, 215, 0, 0.4);
}

.page-download-center__btn--primary:hover {
    background-color: #e6c200;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(255, 215, 0, 0.6);
}

.page-download-center__btn--secondary {
    background-color: #003366;
    color: #FFD700;
    border: 2px solid #FFD700;
    box-shadow: 0 4px 10px rgba(0, 51, 102, 0.3);
}

.page-download-center__btn--secondary:hover {
    background-color: #004d99;
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0, 51, 102, 0.5);
}

.page-download-center__btn--small {
    padding: 10px 20px;
    font-size: 0.9em;
    border-radius: 25px;
}

.page-download-center__section-title {
    font-size: 2.2em;
    color: #003366;
    text-align: center;
    margin-bottom: 40px;
    position: relative;
    padding-bottom: 15px;
}

.page-download-center__section-title::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: #FFD700;
    border-radius: 2px;
}

.page-download-center__description {
    text-align: center;
    font-size: 1.1em;
    margin-bottom: 50px;
    color: #555;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.page-download-center__advantages, .page-download-center__how-to-download, .page-download-center__safety, .page-download-center__promotions, .page-download-center__faq, .page-download-center__final-cta {
    padding: 60px 0;
}

.page-download-center__advantages {
    background-color: #fcfcfc;
}

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

.page-download-center__advantage-item {
    background-color: #fff;
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-top: 5px solid #003366;
}

.page-download-center__advantage-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
}

.page-download-center__advantage-icon {
    width: 70px;
    height: 70px;
    margin-bottom: 20px;
    filter: drop-shadow(0 5px 5px rgba(0, 51, 102, 0.3));
}

.page-download-center__advantage-title {
    font-size: 1.5em;
    color: #003366;
    margin-bottom: 15px;
    font-weight: bold;
}

.page-download-center__advantage-item p {
    color: #666;
    font-size: 1em;
}

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

.page-download-center__tab-btn {
    background-color: #e0e0e0;
    color: #003366;
    border: none;
    padding: 12px 25px;
    font-size: 1.1em;
    cursor: pointer;
    border-radius: 30px;
    transition: all 0.3s ease;
    font-weight: bold;
}

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

.page-download-center__tab-btn.active {
    background-color: #003366;
    color: #FFD700;
    box-shadow: 0 4px 10px rgba(0, 51, 102, 0.3);
}

.page-download-center__tab-content {
    display: none;
    background-color: #fff;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    border-top: 5px solid #FFD700;
}

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

.page-download-center__content-title {
    font-size: 1.8em;
    color: #003366;
    margin-bottom: 30px;
    text-align: center;
}

.page-download-center__download-box {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 50px;
}

.page-download-center__qr-code {
    text-align: center;
}

.page-download-center__qr-image {
    width: 200px;
    height: 200px;
    border: 5px solid #003366;
    border-radius: 10px;
    margin-bottom: 15px;
}

.page-download-center__qr-code p {
    font-size: 1.1em;
    color: #555;
    font-weight: 600;
}

.page-download-center__download-steps ol {
    list-style-type: decimal;
    padding-left: 25px;
    margin-bottom: 30px;
    color: #444;
}

.page-download-center__download-steps ol li {
    margin-bottom: 15px;
    font-size: 1.05em;
}

.page-download-center__download-steps ol li strong {
    color: #003366;
}

.page-download-center__download-steps p {
    font-size: 1.05em;
    margin-bottom: 20px;
    color: #444;
}

.page-download-center__safety {
    background-color: #eef2f1;
}

.page-download-center__safety-list {
    list-style: none;
    padding: 0;
    max-width: 900px;
    margin: 0 auto;
}

.page-download-center__safety-list li {
    background-color: #fff;
    margin-bottom: 15px;
    padding: 20px 25px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    font-size: 1.05em;
    color: #444;
    border-left: 5px solid #FFD700;
}

.page-download-center__safety-list li strong {
    color: #003366;
    font-size: 1.1em;
    display: block;
    margin-bottom: 5px;
}

.page-download-center__promotions {
    background-color: #fcfcfc;
}

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

.page-download-center__promo-item {
    background-color: #fff;
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-bottom: 5px solid #003366;
}

.page-download-center__promo-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
}

.page-download-center__promo-image {
    width: 100%;
    max-width: 250px;
    height: auto;
    border-radius: 10px;
    margin-bottom: 20px;
    border: 3px solid #FFD700;
}

.page-download-center__promo-title {
    font-size: 1.6em;
    color: #003366;
    margin-bottom: 15px;
    font-weight: bold;
}

.page-download-center__promo-item p {
    color: #666;
    font-size: 1em;
    margin-bottom: 25px;
}

.page-download-center__call-to-action-text {
    text-align: center;
    font-size: 1.2em;
    color: #333;
    font-weight: 600;
}

.page-download-center__link-highlight {
    color: #003366;
    text-decoration: underline;
    font-weight: bold;
    transition: color 0.3s ease;
}

.page-download-center__link-highlight:hover {
    color: #FFD700;
}

.page-download-center__faq {
    background-color: #eef2f1;
}

.page-download-center__faq-item {
    background-color: #fff;
    margin-bottom: 20px;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    border-left: 5px solid #003366;
}

.page-download-center__faq-question {
    font-size: 1.4em;
    color: #003366;
    margin-bottom: 10px;
    cursor: pointer;
    position: relative;
    padding-right: 30px;
}

.page-download-center__faq-question::after {
    content: '+';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.2em;
    color: #FFD700;
    transition: transform 0.3s ease;
}

.page-download-center__faq-question.active::after {
    content: '-';
    transform: translateY(-50%) rotate(180deg);
}

.page-download-center__faq-answer {
    font-size: 1em;
    color: #555;
    display: none;
    padding-top: 10px;
    border-top: 1px solid #eee;
    margin-top: 15px;
}

.page-download-center__faq-answer.active {
    display: block;
}

.page-download-center__final-cta {
    background-color: #003366;
    color: #fff;
    text-align: center;
    padding: 80px 0;
}

.page-download-center__final-cta .page-download-center__section-title {
    color: #FFD700;
}

.page-download-center__final-cta .page-download-center__description {
    color: #e0e0e0;
    margin-bottom: 40px;
}

/* Floating Ad */
.page-download-center__floating-ad {
    position: fixed;
    right: 20px;
    bottom: 20px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.page-download-center__floating-ad-toggle {
    background-color: #FFD700;
    color: #003366;
    border: none;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    font-size: 1.8em;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.5);
    transition: transform 0.3s ease, background-color 0.3s ease;
}

.page-download-center__floating-ad-toggle:hover {
    transform: scale(1.1);
    background-color: #e6c200;
}

.page-download-center__floating-ad-menu {
    display: none;
    flex-direction: column;
    margin-top: 10px;
    background-color: #003366;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    overflow: hidden;
    transform-origin: bottom right;
    animation: slideIn 0.3s ease-out forwards;
}

.page-download-center__floating-ad-menu.active {
    display: flex;
}

.page-download-center__floating-ad-item {
    color: #FFD700;
    text-decoration: none;
    padding: 12px 20px;
    font-size: 1em;
    white-space: nowrap;
    border-bottom: 1px solid rgba(255, 215, 0, 0.2);
    transition: background-color 0.3s ease, color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
}

.page-download-center__floating-ad-item:last-child {
    border-bottom: none;
}

.page-download-center__floating-ad-item:hover {
    background-color: #004d99;
    color: #fff;
}

@keyframes slideIn {
    from { opacity: 0; transform: scale(0.8); }
    to { opacity: 1; transform: scale(1); }
}

/* Responsive Design */
@media (max-width: 992px) {
    .page-download-center__title {
        font-size: 2.2em;
    }
    .page-download-center__subtitle {
        font-size: 1em;
    }
    .page-download-center__section-title {
        font-size: 1.8em;
    }
    .page-download-center__grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
    .page-download-center__download-box {
        flex-direction: column;
        text-align: center;
    }
    .page-download-center__download-steps ol {
        padding-left: 0;
        text-align: left;
    }
    .page-download-center__qr-code {
        margin-bottom: 30px;
    }
    .page-download-center__promo-grid {
        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: 1.8em;
    }
    .page-download-center__section-title {
        font-size: 1.6em;
    }
    .page-download-center__advantage-title {
        font-size: 1.3em;
    }
    .page-download-center__download-steps ol {
        list-style-position: inside;
    }
    .page-download-center__tabs {
        flex-direction: column;
        align-items: center;
    }
    .page-download-center__tab-btn {
        width: 80%;
        max-width: 300px;
    }
    .page-download-center__tab-content {
        padding: 30px 20px;
    }
    .page-download-center__floating-ad {
        right: 10px;
        bottom: 10px;
    }
    .page-download-center__floating-ad-toggle {
        width: 50px;
        height: 50px;
        font-size: 1.5em;
    }
    .page-download-center__floating-ad-menu {
        margin-top: 5px;
    }
    .page-download-center__floating-ad-item {
        padding: 10px 15px;
        font-size: 0.9em;
    }
}

@media (max-width: 480px) {
    .page-download-center__hero {
        padding: 60px 0;
    }
    .page-download-center__title {
        font-size: 1.5em;
    }
    .page-download-center__subtitle {
        font-size: 0.9em;
    }
    .page-download-center__btn {
        padding: 12px 25px;
        font-size: 1em;
    }
    .page-download-center__section-title {
        font-size: 1.4em;
    }
    .page-download-center__description {
        font-size: 0.95em;
    }
    .page-download-center__qr-image {
        width: 150px;
        height: 150px;
    }
    .page-download-center__promo-item {
        padding: 20px;
    }
    .page-download-center__promo-title {
        font-size: 1.4em;
    }
    .page-download-center__faq-question {
        font-size: 1.2em;
    }
}