.download-section {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    min-height: 100vh;
}

.download-header {
    text-align: center;
    margin-bottom: 60px;
}

.download-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 16px;
    color: #fff;
}

.download-subtitle {
    font-size: 20px;
    color: #94a3b8;
    max-width: 600px;
    margin: 0 auto 24px;
}

.trial-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 100px;
    color: #3b82f6;
    font-size: 14px;
    font-weight: 500;
}

.download-container {
    max-width: 950px;
    margin: 0 auto;
}

.download-main {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 40px;
    margin-bottom: 32px;
}

.download-main-layout {
    display: flex;
    gap: 32px;
    align-items: flex-start;
}

.download-left {
    flex: 1;
    text-align: center;
}

.download-right {
    flex: 1;
    max-width: 400px;
}

.install-panel {
    background: rgba(251, 191, 36, 0.08);
    border: 1px solid rgba(251, 191, 36, 0.25);
    border-radius: 12px;
    padding: 20px;
}

.install-panel-header {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #fbbf24;
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(251, 191, 36, 0.2);
}

.install-panel-header svg {
    flex-shrink: 0;
}

.install-panel-content {
    text-align: left;
    font-size: 13px;
    line-height: 1.6;
    color: #94a3b8;
}

.install-panel-content p {
    margin-bottom: 8px;
}

.install-panel-content strong {
    color: #fff;
}

.install-panel-content code {
    display: block;
    margin: 10px 0;
    padding: 10px 12px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 6px;
    font-family: 'Courier New', monospace;
    font-size: 12px;
    color: #60a5fa;
    word-break: break-all;
}

.install-panel-content ol {
    margin: 8px 0 8px 16px;
    padding: 0;
}

.install-panel-content ol li {
    margin-bottom: 6px;
}

.install-panel .certification-note {
    color: #e2e8f0;
    margin-bottom: 12px;
}

.os-detected {
    font-size: 14px;
    color: #94a3b8;
    margin-bottom: 24px;
}

.os-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    opacity: 0.9;
}

.download-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px;
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: #fff;
    font-size: 18px;
    font-weight: 600;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s ease;
    margin-bottom: 16px;
}

.download-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(59, 130, 246, 0.3);
}

.download-info {
    font-size: 14px;
    color: #94a3b8;
}

.version-info {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 13px;
    color: #64748b;
}

.other-platforms {
    margin-top: 40px;
}

.other-platforms-title {
    font-size: 18px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 24px;
    text-align: center;
}

.platforms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
}

.platform-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 24px;
    text-align: center;
    transition: all 0.3s ease;
}

.platform-card:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(59, 130, 246, 0.3);
}

.platform-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
    opacity: 0.8;
}

.platform-name {
    font-size: 16px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 8px;
}

.platform-details {
    font-size: 13px;
    color: #64748b;
    margin-bottom: 16px;
}

.download-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 8px;
    color: #3b82f6;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
}

.download-link:hover {
    background: rgba(59, 130, 246, 0.2);
    border-color: rgba(59, 130, 246, 0.5);
}

.system-requirements {
    margin-top: 48px;
    padding: 32px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
}

.requirements-title {
    font-size: 18px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 20px;
}

.requirements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
}

.requirement-item {
    font-size: 14px;
    color: #94a3b8;
    line-height: 1.6;
}

.requirement-item strong {
    color: #fff;
    display: block;
    margin-bottom: 4px;
}

.help-section {
    margin-top: 48px;
    text-align: center;
}

.help-title {
    font-size: 16px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 16px;
}

.help-links {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
}

.help-link {
    color: #3b82f6;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.help-link:hover {
    color: #60a5fa;
}

.install-instructions {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.install-toggle {
    background: none;
    border: none;
    color: #3b82f6;
    font-size: 13px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 0;
    margin: 0 auto;
    transition: color 0.3s ease;
}

.install-toggle:hover {
    color: #60a5fa;
}

.install-toggle-icon {
    transition: transform 0.3s ease;
}

.install-toggle.active .install-toggle-icon {
    transform: rotate(180deg);
}

.install-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    margin-top: 0;
}

.install-content.active {
    max-height: 2000px;
    margin-top: 12px;
}

.install-steps {
    text-align: left;
    font-size: 13px;
    line-height: 1.6;
    color: #94a3b8;
}

.install-steps p {
    margin-bottom: 8px;
}

.install-steps strong {
    color: #fff;
    display: block;
    margin-bottom: 4px;
}

.install-steps code {
    background: rgba(255, 255, 255, 0.05);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 12px;
    color: #60a5fa;
}

.install-warning {
    background: rgba(251, 191, 36, 0.1);
    border: 1px solid rgba(251, 191, 36, 0.3);
    border-radius: 8px;
    padding: 12px;
    margin-top: 12px;
    font-size: 12px;
    color: #fbbf24;
}

.beta-note {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 12px;
    padding: 16px;
    margin-top: 16px;
    text-align: center;
}

.beta-note-title {
    font-size: 14px;
    font-weight: 600;
    color: #3b82f6;
    margin-bottom: 8px;
}

.beta-note-text {
    font-size: 13px;
    color: #94a3b8;
    line-height: 1.5;
}

.whats-new-section {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.whats-new-toggle {
    background: none;
    border: none;
    color: #3b82f6;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0;
    margin: 0 auto;
    transition: color 0.3s ease;
}

.whats-new-toggle:hover {
    color: #60a5fa;
}

.whats-new-toggle-icon {
    transition: transform 0.3s ease;
    font-size: 12px;
}

.whats-new-toggle.active .whats-new-toggle-icon {
    transform: rotate(180deg);
}

.whats-new-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
    margin-top: 0;
    text-align: left;
}

.whats-new-content.active {
    max-height: 5000px;
    margin-top: 16px;
    padding: 16px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 8px;
}

.whats-new-content h4.whats-new-h3 {
    font-size: 14px;
    font-weight: 600;
    color: #fff;
    margin: 16px 0 8px 0;
}

.whats-new-content h4.whats-new-h3:first-child {
    margin-top: 0;
}

.whats-new-content .whats-new-subtitle {
    font-size: 13px;
    color: #94a3b8;
    margin: 12px 0 6px 0;
}

.whats-new-content .whats-new-subtitle strong {
    color: #e2e8f0;
}

.whats-new-content h5.whats-new-h4 {
    font-size: 13px;
    font-weight: 600;
    color: #e2e8f0;
    margin: 12px 0 6px 0;
}

.whats-new-content strong {
    color: #e2e8f0;
}

.whats-new-content ul.whats-new-list {
    margin: 8px 0;
    padding-left: 20px;
    list-style: none;
}

.whats-new-content ul.whats-new-list li {
    font-size: 13px;
    color: #94a3b8;
    line-height: 1.6;
    margin-bottom: 4px;
    position: relative;
}

.whats-new-content ul.whats-new-list li::before {
    content: "\2022";
    color: #3b82f6;
    position: absolute;
    left: -14px;
}

.whats-new-content ul.whats-new-list-nested {
    margin: 8px 0 8px 20px;
    padding-left: 20px;
    list-style: none;
}

.whats-new-content ul.whats-new-list-nested li {
    font-size: 13px;
    color: #94a3b8;
    line-height: 1.6;
    margin-bottom: 4px;
    position: relative;
}

.whats-new-content ul.whats-new-list-nested li::before {
    content: "\25E6";
    color: #3b82f6;
    position: absolute;
    left: -14px;
}

.whats-new-content p {
    font-size: 13px;
    color: #94a3b8;
    line-height: 1.6;
    margin: 8px 0;
}

.whats-new-content a {
    color: #3b82f6;
    text-decoration: none;
    transition: color 0.3s ease;
}

.whats-new-content a:hover {
    color: #60a5fa;
    text-decoration: underline;
}

.view-release-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: #64748b;
    font-size: 12px;
    text-decoration: none;
    margin-top: 12px;
    transition: color 0.3s ease;
}

.view-release-link:hover {
    color: #3b82f6;
}

.get-involved {
    margin-top: 48px;
    padding: 32px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
}

.get-involved-title {
    font-size: 20px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 16px;
    text-align: center;
}

.get-involved-intro {
    font-size: 15px;
    color: #94a3b8;
    text-align: center;
    margin-bottom: 24px;
    line-height: 1.6;
}

.get-involved-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 24px;
}

.get-involved-item {
    font-size: 14px;
    color: #94a3b8;
    line-height: 1.6;
}

.get-involved-item strong {
    color: #fff;
    display: block;
    margin-bottom: 4px;
}

.get-involved-item a {
    color: #3b82f6;
    text-decoration: none;
}

.get-involved-item a:hover {
    color: #60a5fa;
}

.get-involved-highlight {
    background: rgba(251, 191, 36, 0.1);
    border: 1px solid rgba(251, 191, 36, 0.3);
    border-radius: 8px;
    padding: 16px;
    margin-top: 20px;
    text-align: center;
}

.get-involved-highlight-text {
    font-size: 14px;
    color: #fbbf24;
    font-weight: 500;
}

@media (max-width: 900px) {
    .download-main-layout {
        flex-direction: column;
    }

    .download-right {
        max-width: none;
        width: 100%;
    }
}

@media (max-width: 768px) {
    .download-section {
        padding: 100px 20px 60px;
    }

    .download-title {
        font-size: 32px;
    }

    .download-subtitle {
        font-size: 16px;
    }

    .download-main {
        padding: 32px 24px;
    }

    .download-main-layout {
        gap: 24px;
    }

    .platforms-grid {
        grid-template-columns: 1fr;
    }
}