/* Expert Columns Hub — v0.1（对齐线框稿视觉与 editorial 设计系统） */

.sci-ec-page {
    padding: 24px 0 48px;
}

.sci-ec-hero {
    border-bottom: 1px solid var(--sci-border, #E5E7EB);
    margin-bottom: 28px;
    padding-bottom: 20px;
}

.sci-ec-hero h1 {
    font-size: clamp(26px, 4vw, 38px);
    line-height: 1.2;
    margin: 4px 0 10px;
}

.sci-ec-deck {
    color: var(--sci-text-secondary, #4B5563);
    max-width: 640px;
}

.sci-ec-hero__meta {
    align-items: center;
    display: flex;
    gap: 16px;
    margin-top: 12px;
}

.sci-ec-hero__meta span {
    color: var(--sci-text-muted, #6B7280);
    font-size: 13px;
}

.sci-ec-layout {
    display: grid;
    gap: 32px;
    grid-template-columns: minmax(0, 1fr) 300px;
}

.sci-ec-rail section + section {
    margin-top: 24px;
}

.sci-section-heading {
    align-items: baseline;
    display: flex;
    gap: 12px;
    justify-content: space-between;
    margin: 24px 0 10px;
}

.sci-section-heading span {
    color: var(--sci-text-muted, #6B7280);
    font-size: 13px;
}

.sci-ec-feed {
    list-style: none;
    margin: 0;
    padding: 0;
}

.sci-ec-feed-item {
    border-bottom: 1px solid var(--sci-border, #E5E7EB);
    display: grid;
    gap: 12px;
    grid-template-columns: 90px minmax(0, 1fr);
    padding: 16px 0;
}

.sci-ec-feed-item time {
    color: var(--sci-text-muted, #6B7280);
    font-size: 13px;
}

.sci-ec-feed-item h2 {
    font-size: 17px;
    margin: 2px 0 6px;
}

.sci-ec-feed-item p {
    color: var(--sci-text-secondary, #4B5563);
    font-size: 14px;
    margin: 0 0 4px;
}

.sci-ec-feed-item small {
    color: var(--sci-text-muted, #6B7280);
}

.sci-ec-badge {
    border-radius: 999px;
    display: inline-block;
    font-size: 12px;
    padding: 2px 10px;
}

.sci-ec-badge--original {
    background: var(--sci-surface-subtle, #F4F3EF);
    color: var(--sci-text-secondary, #4B5563);
}

.sci-ec-badge--interpreted {
    background: var(--sci-blue-soft, #EEF4FF);
    color: var(--sci-blue, #145BFF);
}

.sci-ec-badge--licensed {
    background: var(--sci-green-soft, #ECFDF5);
    color: var(--sci-green, #047857);
}

.sci-ec-badge--external {
    background: var(--sci-amber-soft, #FFF8E6);
    color: var(--sci-amber, #B54708);
}

.sci-ec-timeline {
    list-style: none;
    margin: 0;
    padding: 0;
}

.sci-ec-timeline-item {
    align-items: baseline;
    border-bottom: 1px solid var(--sci-border, #E5E7EB);
    display: flex;
    flex-wrap: wrap;
    gap: 8px 12px;
    padding: 12px 0;
}

.sci-ec-timeline-item a {
    font-size: 15px;
}

.sci-ec-timeline-item time,
.sci-ec-timeline-item small {
    color: var(--sci-text-muted, #6B7280);
    font-size: 13px;
}

.sci-ec-empty {
    color: var(--sci-text-muted, #6B7280);
    font-size: 14px;
}

.sci-ec-activity {
    list-style: none;
    margin: 0;
    padding: 0;
}

.sci-ec-activity__item {
    border-bottom: 1px solid var(--sci-border, #E5E7EB);
    padding: 12px 0;
}

.sci-ec-activity__item .sci-ec-badge {
    margin-bottom: 6px;
}

.sci-ec-activity__item a {
    font-size: 14px;
    font-weight: 600;
}

.sci-ec-activity__summary {
    color: var(--sci-text-secondary, #4B5563);
    font-size: 13px;
    line-height: 1.55;
    margin: 6px 0 4px;
}

.sci-ec-activity__meta {
    color: var(--sci-text-muted, #6B7280);
    display: block;
    font-size: 12px;
}

.sci-ec-expert-mini {
    align-items: center;
    display: flex;
    gap: 10px;
    justify-content: space-between;
    padding: 10px 0;
}

.sci-ec-expert-mini small {
    color: var(--sci-text-muted, #6B7280);
    display: block;
}

.sci-ec-breadcrumb {
    color: var(--sci-text-muted, #6B7280);
    font-size: 13px;
    margin-bottom: 10px;
}

.sci-ec-breadcrumb span {
    margin: 0 6px;
}

.sci-ec-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.sci-ec-chip {
    background: var(--sci-surface-subtle, #F4F3EF);
    border-radius: 999px;
    cursor: pointer;
    font-size: 13px;
    padding: 6px 14px;
}

.sci-ec-chip--on {
    background: var(--sci-blue, #145BFF);
    color: #fff;
}

.sci-ec-cards {
    display: grid;
    gap: 16px;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
}

.sci-ec-card {
    background: var(--sci-surface, #FFFFFF);
    border: 1px solid var(--sci-border, #E5E7EB);
    border-radius: 12px;
    padding: 18px;
}

.sci-ec-card__head {
    align-items: center;
    display: flex;
    gap: 12px;
}

.sci-ec-card__head h2 {
    font-size: 16px;
    margin: 0 0 2px;
}

.sci-ec-card__role {
    color: var(--sci-text-secondary, #4B5563);
    font-size: 13px;
}

.sci-ec-card__bio {
    color: var(--sci-text-secondary, #4B5563);
    font-size: 14px;
    margin: 10px 0;
}

.sci-ec-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin: 8px 0 12px;
}

.sci-ec-card__tags span {
    background: var(--sci-surface-subtle, #F4F3EF);
    border-radius: 999px;
    font-size: 12px;
    padding: 2px 8px;
}

.sci-ec-intro {
    border-bottom: 1px solid var(--sci-border, #E5E7EB);
    margin-bottom: 28px;
    padding-bottom: 20px;
}

.sci-ec-recent {
    border-bottom: 1px solid var(--sci-border, #E5E7EB);
    margin-bottom: 28px;
    padding-bottom: 8px;
}

.sci-ec-intro__text {
    color: var(--sci-text-secondary, #4B5563);
    font-size: 15px;
    line-height: 1.75;
    margin: 10px 0 14px;
}

.sci-ec-highlights {
    list-style: none;
    margin: 0;
    padding: 0;
}

.sci-ec-highlights li {
    color: var(--sci-text-secondary, #4B5563);
    font-size: 14px;
    line-height: 1.6;
    padding: 4px 0 4px 18px;
    position: relative;
}

.sci-ec-highlights li::before {
    color: var(--sci-blue, #145BFF);
    content: "·";
    font-weight: 700;
    left: 4px;
    position: absolute;
}

.sci-ec-facts {
    border-bottom: 1px solid var(--sci-border, #E5E7EB);
    margin: 0 0 14px;
    padding: 0 0 12px;
}

.sci-ec-facts div {
    align-items: baseline;
    display: flex;
    gap: 10px;
    justify-content: space-between;
    padding: 3px 0;
}

.sci-ec-facts dt {
    color: var(--sci-text-muted, #6B7280);
    font-size: 12px;
}

.sci-ec-facts dd {
    font-size: 13px;
    margin: 0;
}

.sci-ec-avatar {
    align-items: center;
    background: var(--sci-blue-soft, #EEF4FF);
    border-radius: 50%;
    color: var(--sci-blue, #145BFF);
    display: inline-flex;
    font-size: 16px;
    height: 44px;
    justify-content: center;
    width: 44px;
}

.sci-ec-avatar--lg {
    font-size: 26px;
    height: 72px;
    width: 72px;
}

.sci-ec-profile-head {
    align-items: flex-start;
    border-bottom: 1px solid var(--sci-border, #E5E7EB);
    display: flex;
    gap: 18px;
    margin-bottom: 28px;
    padding-bottom: 20px;
}

.sci-ec-profile-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.sci-ec-disclaimer {
    background: var(--sci-surface-subtle, #F4F3EF);
    border-radius: 8px;
    color: var(--sci-text-muted, #6B7280);
    font-size: 12px;
    padding: 10px 12px;
}

.sci-ec-other ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.sci-ec-other li {
    align-items: baseline;
    display: flex;
    gap: 10px;
    padding: 6px 0;
}

.sci-ec-other small {
    color: var(--sci-text-muted, #6B7280);
}

@media (max-width: 768px) {
    .sci-ec-layout {
        grid-template-columns: 1fr;
    }
    .sci-ec-feed-item {
        grid-template-columns: 1fr;
    }
}