.download-header {
    text-align: center;
    padding: 50px 40px;
    background: #0a0a0c;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 24px;
    margin-bottom: 40px;
}

.download-header h1 {
    font-size: 48px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.download-header p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.4);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.version-section {
    margin-bottom: 50px;
}

.version-section h2 {
    font-size: 32px;
    font-weight: 700;
    color: #fff;
    text-align: center;
    margin-bottom: 40px;
}

.version-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    max-width: 900px;
    margin: 0 auto;
}

.version-card {
    background: #0a0a0c1c;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 16px;
    padding: 28px;
    text-align: center;
}

.version-card:hover {
    border-color: rgba(255, 255, 255, 0.12);
}

.version-card-label {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.4);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-bottom: 12px;
}

.version-card-value {
    font-size: 28px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 8px;
}

.version-card-desc {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.3);
}

.download-section {
    margin-bottom: 50px;
}

.download-section h2 {
    font-size: 32px;
    font-weight: 700;
    color: #fff;
    text-align: center;
    margin-bottom: 40px;
}

.download-card {
    background: #0a0a0c54;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 20px;
    padding: 40px;
    max-width: 700px;
    margin: 0 auto;
}

.download-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 24px;
    text-align: center;
}

.download-options {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.download-btn {
    width: 100%;
    padding: 18px 24px;
    font-size: 15px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    border-radius: 12px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.download-btn svg {
    width: 20px;
    height: 20px;
}

.download-btn-primary {
    background: #fff;
    color: #000;
}

.download-btn-primary:hover {
    opacity: 0.9;
}

.download-btn-secondary {
    background: rgba(255, 255, 255, 0.06);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.download-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}

.dl-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(8px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.dl-overlay.active {
    display: flex;
}

.dl-box {
    background: #111113;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 24px;
    padding: 48px 52px;
    width: 440px;
    max-width: 90vw;
    text-align: center;
    position: relative;
}

.dl-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 24px;
    background: rgba(255, 0, 128, 0.1);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.dl-icon svg {
    width: 32px;
    height: 32px;
    stroke: var(--primary-pink);
    fill: none;
    stroke-width: 2;
}

.dl-icon.done {
    background: rgba(0, 200, 100, 0.12);
}

.dl-icon.done svg {
    stroke: #00d471;
}

.dl-title {
    font-size: 20px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 6px;
}

.dl-subtitle {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.4);
    margin-bottom: 32px;
}

.dl-bar-wrap {
    height: 6px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 99px;
    overflow: hidden;
    margin-bottom: 14px;
}

.dl-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--primary-pink), #7c3aed);
    border-radius: 99px;
    transition: width 0.25s ease;
}

.dl-percent {
    font-size: 28px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 4px;
    font-variant-numeric: tabular-nums;
}

.dl-speed {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.3);
}

.requirements-section {
    margin-bottom: 50px;
}

.requirements-section h2 {
    font-size: 32px;
    font-weight: 700;
    color: #fff;
    text-align: center;
    margin-bottom: 40px;
}

.requirements-card {
    background: #0a0a0c;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 20px;
    padding: 36px;
    max-width: 700px;
    margin: 0 auto;
}

.requirements-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.requirements-list li {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.requirements-list li:last-child {
    border-bottom: none;
}

.requirements-list li .req-icon {
    width: 24px;
    height: 24px;
    stroke: #00ff80;
    fill: none;
    stroke-width: 2;
    flex-shrink: 0;
    margin-top: 2px;
}

.requirement-label {
    font-size: 14px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 4px;
}

.requirement-value {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
}

.install-section {
    margin-bottom: 50px;
}

.install-section h2 {
    font-size: 32px;
    font-weight: 700;
    color: #fff;
    text-align: center;
    margin-bottom: 40px;
}

.install-card {
    background: #0a0a0c;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 20px;
    padding: 36px;
    max-width: 700px;
    margin: 0 auto;
}

.install-steps {
    list-style: none;
    padding: 0;
    margin: 0;
    counter-reset: step-counter;
}

.install-steps li {
    counter-increment: step-counter;
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 20px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.install-steps li:last-child {
    border-bottom: none;
}

.install-steps li::before {
    content: counter(step-counter);
    min-width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 700;
    color: #fff;
    flex-shrink: 0;
}

.step-text {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.7;
    padding-top: 6px;
}

.note-box {
    background: rgba(0, 255, 128, 0.05);
    border: 1px solid rgba(0, 255, 128, 0.2);
    border-radius: 16px;
    padding: 24px;
    max-width: 700px;
    margin: 0 auto 50px;
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.note-box .note-icon {
    width: 24px;
    height: 24px;
    stroke: #00ff80;
    fill: none;
    stroke-width: 2;
    flex-shrink: 0;
    margin-top: 2px;
}

.note-box p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
    margin: 0;
}

.note-box strong {
    color: #00ff80;
}

.note-box a {
    color: var(--primary-pink);
    text-decoration: none;
}

.note-box a:hover {
    text-decoration: underline;
}

.changelog-section {
    margin-bottom: 50px;
}

.changelog-section h2 {
    font-size: 32px;
    font-weight: 700;
    color: #fff;
    text-align: center;
    margin-bottom: 40px;
}

.changelog-card {
    background: #0a0a0c;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 20px;
    padding: 36px;
    max-width: 700px;
    margin: 0 auto;
}

.changelog-version {
    font-size: 18px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.changelog-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.changelog-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 0;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
}

.changelog-list li .change-tag {
    background: rgba(0, 255, 128, 0.1);
    color: #00ff80;
    font-size: 11px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 4px;
    flex-shrink: 0;
    margin-top: 2px;
}

@media (max-width: 768px) {
    .download-header h1 {
        font-size: 36px;
    }
    
    .version-grid {
        grid-template-columns: 1fr;
    }
    
    .download-card,
    .requirements-card,
    .install-card,
    .changelog-card {
        padding: 24px;
    }
}