/* 下载页面 */
.download-page {
    min-height: calc(100vh - 64px);
    background-color: #f8fafc;
}

.download-hero {
    padding: 60px 0 48px;
    text-align: center;
}

.download-hero-title {
    font-size: 32px;
    font-weight: 700;
    color: #1a2332;
    margin: 0 0 10px;
}

.download-hero-subtitle {
    font-size: 15px;
    color: #6b7280;
    margin: 0;
}

.download-container {
    max-width: 860px;
    margin: 0 auto;
    padding: 0 48px 80px;
}

/* 主下载卡片 */
.download-main-card {
    background-color: #fff;
    border: 1px solid #e8ecf1;
    border-radius: 16px;
    padding: 40px;
    text-align: center;
    margin-bottom: 32px;
}

.download-main-card h2 {
    font-size: 22px;
    font-weight: 700;
    color: #1a2332;
    margin: 0 0 8px;
}

.download-main-card .download-version {
    font-size: 14px;
    color: #6b7280;
    margin: 0 0 6px;
}

.download-main-card .download-date {
    font-size: 13px;
    color: #94a3b8;
    margin: 0 0 28px;
}

.download-btn-primary {
    display: inline-block;
    padding: 14px 48px;
    background-color: #1a73e8;
    color: #fff;
    text-decoration: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.2s ease;
    border: none;
    cursor: pointer;
}

.download-btn-primary:hover {
    background-color: #1565c0;
    box-shadow: 0 4px 16px rgba(26, 115, 232, 0.3);
}

.download-btns {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 4px;
    flex-wrap: wrap;
}

.download-btn-local {
    display: inline-block;
    padding: 14px 48px;
    background-color: #fff;
    color: #1a2332;
    text-decoration: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.2s ease;
    border: 1px solid #d0d8e2;
    cursor: pointer;
}

.download-btn-local:hover {
    background-color: #f8fafc;
    border-color: #94a3b8;
}

/* 弹窗 */
.dl-modal-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease;
}

.dl-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.dl-modal {
    background-color: #fff;
    border-radius: 14px;
    width: 90%;
    max-width: 420px;
    max-height: 85vh;
    overflow-y: auto;
    transform: translateY(20px) scale(0.97);
    transition: transform 0.25s ease;
}

.dl-modal-overlay.active .dl-modal {
    transform: translateY(0) scale(1);
}

.dl-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 18px 0;
}

.dl-modal-header h3 {
    font-size: 16px;
    font-weight: 700;
    color: #1a2332;
    margin: 0;
}

.dl-modal-close {
    width: 32px;
    height: 32px;
    border: none;
    background: none;
    font-size: 22px;
    color: #94a3b8;
    cursor: pointer;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s ease;
}

.dl-modal-close:hover {
    background-color: #f1f5f9;
    color: #64748b;
}

.dl-modal-body {
    padding: 16px 18px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* 伸缩区块 */
.dl-section {
    border: 1px solid #e8ecf1;
    border-radius: 10px;
    overflow: hidden;
    transition: all 0.25s ease;
}

.dl-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    cursor: pointer;
    user-select: none;
    background-color: #f8fafc;
    transition: background-color 0.15s ease;
}

.dl-section-header:hover {
    background-color: #f1f5f9;
}

.dl-section-title {
    font-size: 13px;
    font-weight: 600;
    color: #1a2332;
}

.dl-section-arrow {
    font-size: 12px;
    color: #94a3b8;
    transition: transform 0.25s ease;
}

.dl-section.collapsed .dl-section-arrow {
    transform: rotate(-90deg);
}

.dl-section-body {
    max-height: 500px;
    padding: 10px 14px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    opacity: 1;
    overflow: hidden;
}

.dl-section.collapsed .dl-section-body {
    max-height: 0;
    padding-top: 0;
    padding-bottom: 0;
    opacity: 0;
}

.dl-section-body.animating {
    transition: max-height 0.25s ease, padding 0.25s ease, opacity 0.2s ease;
}

/* 本地下载卡片 */
.dl-local-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.dl-local-go {
    width: 100%;
    padding: 10px;
    border: none;
    border-radius: 8px;
    background-color: #1a73e8;
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
}

.dl-local-go:hover {
    background-color: #1565c0;
}

.dl-local-card .dl-copy-btn {
    font-size: 12px;
}

.dl-local-code {
    font-size: 12px;
    color: #94a3b8;
    margin: 0;
}

.dl-drive-card {
    border: 1px solid #e8ecf1;
    border-radius: 10px;
    padding: 12px 14px;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: border-color 0.2s ease;
}

.dl-drive-card:hover {
    border-color: #1a73e8;
}

.dl-drive-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background-color: #f1f5f9;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
    overflow: hidden;
}

.dl-drive-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 8px;
}

.dl-drive-info {
    flex: 1;
    min-width: 0;
}

.dl-drive-info h4 {
    font-size: 14px;
    font-weight: 600;
    color: #1a2332;
    margin: 0 0 1px;
}

.dl-drive-info p {
    font-size: 12px;
    color: #6b7280;
    margin: 0;
}

.dl-code {
    font-family: 'Cascadia Code', 'Fira Code', Consolas, monospace;
    color: #1a73e8;
    font-weight: 600;
    letter-spacing: 0.05em;
}

.dl-drive-actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

.dl-copy-btn {
    padding: 5px 10px;
    border: 1px solid #d0d8e2;
    border-radius: 5px;
    background-color: #fff;
    color: #5a6a7a;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.dl-copy-btn:hover {
    border-color: #1a73e8;
    color: #1a73e8;
}

.dl-copy-btn.copied {
    border-color: #22c55e;
    color: #22c55e;
}

.dl-go-btn {
    padding: 5px 10px;
    border: none;
    border-radius: 5px;
    background-color: #1a73e8;
    color: #fff;
    font-size: 12px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.dl-go-btn:hover {
    background-color: #1565c0;
}

.dl-modal-footer {
    padding: 0 18px 16px;
}

.dl-modal-footer p {
    font-size: 12px;
    color: #94a3b8;
    margin: 0;
    text-align: center;
}

/* 确认跳转弹窗 */
.dl-confirm-dialog {
    background-color: #fff;
    border-radius: 14px;
    width: 90%;
    max-width: 320px;
    padding: 24px 20px 20px;
    text-align: center;
}

.dl-confirm-msg {
    font-size: 15px;
    font-weight: 600;
    color: #1a2332;
    margin: 0 0 12px;
}

.dl-confirm-code {
    font-size: 14px;
    color: #6b7280;
    margin: 0 0 20px;
}

.dl-confirm-code span {
    font-family: 'Cascadia Code', 'Fira Code', Consolas, monospace;
    color: #1a73e8;
    font-weight: 600;
    letter-spacing: 0.05em;
}

.dl-confirm-btns {
    display: flex;
    gap: 12px;
    justify-content: center;
}

.dl-confirm-cancel {
    padding: 8px 24px;
    border: 1px solid #d0d8e2;
    border-radius: 8px;
    background-color: #fff;
    color: #5a6a7a;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.dl-confirm-cancel:hover {
    border-color: #94a3b8;
    color: #1a2332;
}

.dl-confirm-ok {
    padding: 8px 24px;
    border: none;
    border-radius: 8px;
    background-color: #1a73e8;
    color: #fff;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
}

.dl-confirm-ok:hover {
    background-color: #1565c0;
}

.dl-confirm-copy {
    padding: 8px 16px;
    border: 1px solid #d0d8e2;
    border-radius: 8px;
    background-color: #fff;
    color: #5a6a7a;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.dl-confirm-copy:hover {
    border-color: #94a3b8;
    color: #1a2332;
}

.download-meta {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-top: 24px;
    flex-wrap: wrap;
}

.download-meta-item {
    font-size: 13px;
    color: #94a3b8;
}

.download-meta-item strong {
    color: #6b7280;
}

/* 历史版本 */
.download-history {
    background-color: #fff;
    border: 1px solid #e8ecf1;
    border-radius: 12px;
    padding: 28px;
}

.download-history h3 {
    font-size: 17px;
    font-weight: 600;
    color: #1a2332;
    margin: 0 0 16px;
}

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

.history-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid #f1f5f9;
}

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

.history-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.history-version {
    font-size: 14px;
    font-weight: 600;
    color: #1a2332;
}

.history-date {
    font-size: 13px;
    color: #94a3b8;
}

.history-link {
    font-size: 12px;
    color: #5a6a7a;
    background-color: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    padding: 4px 14px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.15s ease;
    text-decoration: none;
    display: inline-block;
}

.history-link:hover {
    background-color: #fff;
    border-color: #c8d0da;
    color: #1a2332;
}

/* 暗色模式 */
body.dark-mode .download-page {
    background-color: #0d1117;
}

body.dark-mode .download-hero-title {
    color: #e2e8f0;
}

body.dark-mode .download-hero-subtitle {
    color: #8896a6;
}

body.dark-mode .download-main-card {
    background-color: #161b22;
    border-color: #2a3140;
}

body.dark-mode .download-main-card h2 {
    color: #e2e8f0;
}

body.dark-mode .download-btn-primary {
    background-color: #1565c0;
}

body.dark-mode .download-btn-primary:hover {
    background-color: #1a73e8;
}

body.dark-mode .download-btn-local {
    background-color: #1e2530;
    color: #c8d0da;
    border-color: #2a3140;
}

body.dark-mode .download-btn-local:hover {
    background-color: #252d3a;
    border-color: #3a4555;
}

body.dark-mode .dl-divider::before,
body.dark-mode .dl-divider::after {
    background-color: #2a3140;
}

body.dark-mode .dl-divider span {
    color: #64748b;
}

body.dark-mode .dl-modal {
    background-color: #161b22;
}

body.dark-mode .dl-modal-header h3 {
    color: #e2e8f0;
}

body.dark-mode .dl-modal-close {
    color: #64748b;
}

body.dark-mode .dl-modal-close:hover {
    background-color: #1e2530;
    color: #94a3b8;
}

body.dark-mode .dl-drive-card {
    border-color: #2a3140;
}

body.dark-mode .dl-drive-card:hover {
    border-color: #4da3ff;
}

body.dark-mode .dl-drive-icon {
    background-color: #1e2530;
}

body.dark-mode .dl-drive-info h4 {
    color: #e2e8f0;
}

body.dark-mode .dl-drive-info p {
    color: #8896a6;
}

body.dark-mode .dl-code {
    color: #4da3ff;
}

body.dark-mode .dl-copy-btn {
    background-color: #1e2530;
    border-color: #2a3140;
    color: #8896a6;
}

body.dark-mode .dl-copy-btn:hover {
    border-color: #4da3ff;
    color: #4da3ff;
}

body.dark-mode .dl-copy-btn.copied {
    border-color: #22c55e;
    color: #22c55e;
}

body.dark-mode .dl-go-btn {
    background-color: #1565c0;
}

body.dark-mode .dl-go-btn:hover {
    background-color: #1a73e8;
}

body.dark-mode .dl-modal-footer p {
    color: #64748b;
}

body.dark-mode .dl-confirm-dialog {
    background-color: #1e2530;
}

body.dark-mode .dl-confirm-msg {
    color: #e2e8f0;
}

body.dark-mode .dl-confirm-code {
    color: #8896a6;
}

body.dark-mode .dl-confirm-cancel {
    background-color: #1e2530;
    border-color: #2a3140;
    color: #8896a6;
}

body.dark-mode .dl-confirm-cancel:hover {
    border-color: #3a4a5a;
    color: #e2e8f0;
}

body.dark-mode .dl-confirm-copy {
    background-color: #1e2530;
    border-color: #2a3140;
    color: #8896a6;
}

body.dark-mode .dl-confirm-copy:hover {
    border-color: #3a4a5a;
    color: #e2e8f0;
}

body.dark-mode .dl-section {
    border-color: #2a3140;
}

body.dark-mode .dl-section-header {
    background-color: #1e2530;
}

body.dark-mode .dl-section-header:hover {
    background-color: #252d3a;
}

body.dark-mode .dl-section-title {
    color: #e2e8f0;
}

body.dark-mode .dl-local-go {
    background-color: #2563eb;
}

body.dark-mode .dl-local-go:hover {
    background-color: #1d4ed8;
}

body.dark-mode .dl-local-code {
    color: #64748b;
}

body.dark-mode .download-history {
    background-color: #161b22;
    border-color: #2a3140;
}

body.dark-mode .download-history h3 {
    color: #e2e8f0;
}

body.dark-mode .history-version {
    color: #e2e8f0;
}

body.dark-mode .history-item {
    border-bottom-color: #2a3140;
}

body.dark-mode .history-link {
    color: #8896a6;
    background-color: #1e2530;
    border-color: #2a3140;
}

body.dark-mode .history-link:hover {
    background-color: #252d3a;
    border-color: #3a4555;
    color: #c8d0da;
}

body.dark-mode .dl-local-btn {
    background-color: #1e2530;
    color: #c8d0da;
    border-color: #2a3140;
}

body.dark-mode .dl-local-btn:hover {
    background-color: #252d3a;
    border-color: #3a4555;
}

/* 响应式 */
@media (max-width: 768px) {
    .download-hero {
        padding: 40px 0 32px;
    }

    .download-hero-title {
        font-size: 26px;
    }

    .download-container {
        padding: 0 20px 60px;
    }

    .download-main-card {
        padding: 28px 20px;
    }

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

@media (max-width: 480px) {
    .download-hero {
        padding: 32px 0 24px;
    }

    .download-hero-title {
        font-size: 22px;
    }

    .download-container {
        padding: 0 16px 48px;
    }

    .download-main-card {
        padding: 24px 16px;
    }

    .download-meta {
        gap: 16px;
    }
}