/* Download Page Styles */
.download-hero {
    padding: var(--space-16) 0 var(--space-10);
    text-align: center;
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.download-hero h1 {
    font-size: 2.5rem;
    margin-bottom: var(--space-4);
}

.download-hero p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto var(--space-8);
}

/* OS Tabs */
.os-tabs {
    display: flex;
    justify-content: center;
    gap: var(--space-2);
    margin-bottom: var(--space-8);
}

.os-tab {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    cursor: pointer;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.os-tab:hover {
    border-color: var(--accent);
    color: var(--text-primary);
}

.os-tab.active {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
}

.os-tab svg {
    width: 18px;
    height: 18px;
}

/* Content Sections */
.download-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

/* Accordion */
.accordion {
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: var(--space-6);
}

.accordion-item {
    border-bottom: 1px solid var(--border);
}

.accordion-item:last-child {
    border-bottom: none;
}

.accordion-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5) var(--space-6);
    background: var(--bg-secondary);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.accordion-header:hover {
    background: var(--bg-tertiary);
}

.accordion-title {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-weight: 600;
    font-size: 1rem;
}

.accordion-title svg {
    width: 20px;
    height: 20px;
    color: var(--accent);
}

.accordion-badge {
    font-size: 0.75rem;
    padding: var(--space-1) var(--space-2);
    background: var(--accent-light);
    color: var(--accent);
    border-radius: var(--radius-sm);
    margin-left: var(--space-2);
}

.accordion-arrow {
    width: 20px;
    height: 20px;
    color: var(--text-muted);
    transition: transform var(--transition-fast);
}

.accordion-item.open .accordion-arrow {
    transform: rotate(180deg);
}

.accordion-content {
    display: none;
    padding: var(--space-6);
    background: var(--bg-primary);
}

.accordion-item.open .accordion-content {
    display: block;
}

/* Code blocks in accordion */
.install-step {
    margin-bottom: var(--space-6);
}

.install-step:last-child {
    margin-bottom: 0;
}

.install-step h4 {
    font-size: 0.9375rem;
    font-weight: 600;
    margin-bottom: var(--space-3);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.install-step h4 .step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: var(--accent);
    color: white;
    font-size: 0.75rem;
    border-radius: 50%;
}

.install-step p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-3);
}

.code-block {
    position: relative;
    background: var(--bg-code);
    border-radius: var(--radius-md);
    padding: var(--space-4);
    overflow-x: auto;
    margin-bottom: var(--space-3);
}

.code-block code {
    display: block;
    color: #E5E7EB;
    background: transparent;
    padding: 0;
    font-size: 0.8125rem;
    line-height: 1.7;
    font-family: var(--font-mono);
    white-space: pre-wrap;
    word-break: break-word;
}

.code-block .comment {
    color: #6B7280;
}

.code-block .string {
    color: #A5D6FF;
}

.code-block .keyword {
    color: #FF7B72;
}

.btn-copy {
    position: absolute;
    top: var(--space-2);
    right: var(--space-2);
    padding: var(--space-2);
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: var(--radius-sm);
    color: rgba(255, 255, 255, 0.6);
    cursor: pointer;
    opacity: 0;
    transition: all var(--transition-fast);
}

.code-block:hover .btn-copy {
    opacity: 1;
}

.btn-copy:hover {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.btn-copy svg {
    width: 16px;
    height: 16px;
}

/* Help Section */
.help-section {
    text-align: center;
    padding: var(--space-10) 0;
    border-top: 1px solid var(--border);
    margin-top: var(--space-10);
}

.help-section h3 {
    font-size: 1.25rem;
    margin-bottom: var(--space-3);
}

.help-section p {
    color: var(--text-secondary);
    margin-bottom: var(--space-4);
}

/* Page-specific responsive overrides */
@media (max-width: 768px) {
    .os-tabs { flex-direction: column; align-items: center; }
    .download-hero h1 { font-size: 2rem; }
}