/* 帮助和云服务页共用的内容阅读布局。 */
.page-article {
    background: radial-gradient(circle at 12% 8%, rgba(79, 103, 232, 0.1), transparent 27%),
    var(--site-color-page);
}

.article-main {
    width: min(100% - 40px, var(--site-article-width));
    margin: 0 auto;
    padding: 56px 0 72px;
}

.article-card {
    overflow: hidden;
    border-radius: var(--site-radius-xl);
    background: var(--site-color-surface);
}

.article-header {
    padding: 38px 42px 30px;
    border-bottom: 1px solid var(--site-color-border);
    background: linear-gradient(145deg, #fff 0%, #f7f8ff 100%);
}

.article-eyebrow {
    margin-bottom: 14px;
    letter-spacing: 0.06em;
}

.article-header h1 {
    margin: 0;
    color: var(--site-color-text);
    font-size: clamp(30px, 5vw, 42px);
    font-weight: 760;
    line-height: 1.2;
    letter-spacing: -0.03em;
    text-wrap: balance;
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 18px;
    margin: 16px 0 0;
    color: var(--site-color-text-muted);
    font-size: 13px;
}

.article-lead {
    margin-top: 24px;
    padding: 18px 20px;
    color: var(--site-color-text-secondary);
    border-left: 4px solid var(--site-color-primary);
    border-radius: 0 var(--site-radius-md) var(--site-radius-md) 0;
    background: rgba(238, 241, 255, 0.72);
    line-height: 1.8;
}

.article-content {
    padding: 36px 42px 44px;
    color: var(--site-color-text-secondary);
    font-size: 16px;
    line-height: 1.9;
    overflow-wrap: anywhere;
}

.article-content h2 {
    margin: 38px 0 14px;
    color: var(--site-color-text);
    font-size: 23px;
    font-weight: 720;
    line-height: 1.4;
    scroll-margin-top: calc(var(--site-header-height) + 18px);
}

.article-content h2:first-child {
    margin-top: 0;
}

.article-content p {
    margin: 0 0 18px;
}

.article-content a:not(.article-cta) {
    color: var(--site-color-primary-dark);
    text-decoration: underline;
    text-decoration-color: rgba(79, 103, 232, 0.28);
    text-underline-offset: 3px;
}

.article-content a:not(.article-cta):hover,
.article-content a:not(.article-cta):focus {
    color: var(--site-color-primary);
    text-decoration-color: currentColor;
}

.article-content .article-inline-action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: var(--site-touch-target);
    margin: 3px 2px;
    padding: 7px 11px;
    border-radius: var(--site-radius-sm);
    background: var(--site-color-primary-soft);
    font-weight: 650;
    text-decoration: none;
}

.article-notice {
    margin: 22px 0;
    padding: 17px 18px;
    color: #7a271a;
    border: 1px solid var(--site-color-danger-border);
    border-radius: var(--site-radius-md);
    background: var(--site-color-danger-soft);
}

.article-steps {
    margin: 0 0 24px;
    padding-left: 1.4em;
}

.article-steps li {
    margin-bottom: 9px;
    padding-left: 4px;
}

.article-flow {
    display: grid;
    gap: 8px;
    margin: 0 0 24px;
    padding-left: 1.4em;
}

.article-flow li {
    padding-left: 4px;
}

.article-notice ul {
    display: grid;
    gap: 7px;
    margin: 0;
    padding-left: 1.25em;
}

.article-case-list {
    padding: 16px 20px 8px 2.4em;
    border: 1px solid var(--site-color-border);
    border-radius: var(--site-radius-md);
    background: var(--site-color-surface-soft);
}

.article-summary {
    margin: 18px 0 22px;
    padding: 17px 18px;
    border: 1px solid rgba(79, 103, 232, .18);
    border-radius: var(--site-radius-md);
    background: var(--site-color-primary-soft);
}

.article-summary strong {
    color: var(--site-color-primary-dark);
}

.article-summary ul {
    margin: 9px 0 0;
    padding-left: 1.3em;
}

.article-summary li {
    margin: 5px 0;
}

.article-toc {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0 0 28px;
    padding: 14px;
    border: 1px solid var(--site-color-border);
    border-radius: var(--site-radius-md);
    background: var(--site-color-surface-soft);
}

.article-toc a {
    display: inline-flex;
    align-items: center;
    min-height: var(--site-touch-target);
    padding: 7px 12px;
    border-radius: var(--site-radius-pill);
    background: #fff;
    font-size: 14px;
    font-weight: 700;
    text-decoration: none !important;
}

.article-history {
    margin-top: 26px;
    padding: 15px 17px;
    border: 1px solid var(--site-color-border);
    border-radius: var(--site-radius-md);
    background: var(--site-color-surface-soft);
}

.article-history summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: var(--site-touch-target);
    color: var(--site-color-text);
    font-weight: 700;
    cursor: pointer;
    list-style: none;
}

.article-history summary::-webkit-details-marker {
    display: none;
}

.article-history summary::after {
    content: '›';
    flex: 0 0 auto;
    margin-left: 12px;
    color: var(--site-color-primary);
    font-size: 22px;
    line-height: 1;
    transform: rotate(90deg);
    transition: transform var(--site-transition-fast);
}

.article-history[open] summary::after {
    transform: rotate(-90deg);
}

.article-history summary:focus-visible {
    outline: 3px solid var(--site-color-focus-ring, rgba(79, 103, 232, 0.28));
    outline-offset: 3px;
    border-radius: var(--site-radius-sm);
}

.article-history p:first-of-type {
    margin-top: 14px;
}

.article-history p:last-child {
    margin-bottom: 0;
}

.article-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 11px 20px;
    color: #fff !important;
    border-radius: var(--site-radius-md);
    background: var(--site-gradient-primary);
    box-shadow: var(--site-shadow-button);
    font-weight: 700;
    text-decoration: none !important;
}

.article-cta .article-external-symbol {
    margin-left: 8px;
}

.article-cta:hover,
.article-cta:focus {
    color: #fff !important;
    background: var(--site-gradient-primary-hover);
}

.article-footer {
    margin-top: 36px;
    padding-top: 22px;
    color: var(--site-color-text-muted);
    border-top: 1px solid var(--site-color-border);
    font-size: 13px;
    line-height: 1.7;
    overflow-wrap: anywhere;
}

.article-footer p {
    margin-bottom: 14px;
}

.article-footer-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.article-footer-actions a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: var(--site-touch-target);
    padding: 8px 13px;
    border-radius: var(--site-radius-sm);
    background: var(--site-color-primary-soft);
    font-weight: 700;
    text-decoration: none !important;
}

.article-price-list {
    display: grid;
    gap: 0;
    margin: 14px 0 2px;
    padding: 0;
    border: 1px solid var(--site-color-border);
    border-radius: var(--site-radius-md);
    background: #fff;
    list-style: none;
}

.article-price-list li {
    display: grid;
    grid-template-columns: minmax(150px, .85fr) minmax(0, 1.5fr);
    gap: 14px;
    margin: 0;
    padding: 11px 13px;
    border-bottom: 1px solid var(--site-color-border);
}

.article-price-list li:last-child {
    border-bottom: 0;
}

.article-price-list span:first-child {
    color: var(--site-color-text);
    font-weight: 700;
}

.article-price-list span:last-child {
    color: var(--site-color-text-muted);
}

@media (max-width: 768px) {
    .article-main {
        width: min(100% - 24px, var(--site-article-width));
        padding: 28px 0 42px;
    }

    .article-card {
        border-radius: var(--site-radius-lg);
    }

    .article-header,
    .article-content {
        padding-right: 22px;
        padding-left: 22px;
    }

    .article-header {
        padding-top: 28px;
        padding-bottom: 24px;
    }

    .article-content {
        padding-top: 28px;
        padding-bottom: 34px;
        font-size: 15px;
        line-height: 1.82;
    }

    .article-content h2 {
        margin-top: 30px;
        font-size: 20px;
    }

    .article-cta {
        width: 100%;
    }
}

@media (max-width: 420px) {
    .article-header,
    .article-content {
        padding-right: 18px;
        padding-left: 18px;
    }

    .article-price-list li {
        grid-template-columns: 1fr;
        gap: 3px;
    }

    .article-footer-actions {
        display: grid;
        grid-template-columns: 1fr;
    }

    .article-footer-actions a {
        width: 100%;
    }
}