/* ===== 指南面板容器 ===== */
.guide-panel {
    margin-bottom: 24px;
    background: var(--guide-bg-color, var(--bg-card, #ffffff));
    border-radius: var(--border-radius);
    padding: 24px 30px 20px;
    box-shadow: var(--shadow-sm);
}

/* ===== 头部区域 ===== */
.guide-panel__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--guide-border-color, var(--border-primary, #e5e7eb));
    flex-wrap: wrap;
    gap: 12px;
}

.guide-panel__title-group {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    flex: 1;
    min-width: 200px;
}

.guide-panel__blue-line {
    width: 6px;
    height: 32px;
    background-color: var(--guide-primary-color, var(--theme-color, #206cf5));
    border-radius: 4px;
    flex-shrink: 0;
    margin-top: 4px;
}

.guide-panel__title {
    font-size: 22px;
    font-weight: 600;
    color: var(--guide-title-color, var(--text-primary, #333333));
    line-height: 1.4;
    margin: 0;
}

.guide-panel__subtitle {
    font-size: 14px;
    color: var(--text-tertiary, #888888);
    margin: 4px 0 0;
}

.guide-panel__ad img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--guide-border-color, var(--border-secondary, #f1f5f9));
}

/* ===== Tab 导航 ===== */
.guide-panel__tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 24px;
}

.guide-panel__tab {
    padding: 8px 24px;
    border-radius: 20px;
    font-size: 16px;
    border: none;
    background: transparent;
    color: var(--text-secondary, #475569);
    cursor: pointer;
    transition: all 0.2s ease;
    font-weight: 500;
}

.guide-panel__tab:hover {
    background-color: var(--guide-primary-color, var(--theme-color, #206cf5));
    color: #fff;
}

.guide-panel__tab.active {
    background-color: var(--guide-primary-color, var(--theme-color, #206cf5));
    color: #fff;
    cursor: default;
}

/* ===== 文章列表容器（无滚动条） ===== */
.guide-panel__list-wrapper {
    padding-right: 0;
}

/* ===== 三列网格 ===== */
.guide-panel__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.guide-panel__col {
    display: flex;
    flex-direction: column;
    gap: 16px;
    min-width: 0;
}

/* ===== 单篇文章项 ===== */
.guide-panel__item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-primary, #1e293b);
    min-width: 0;
}

.guide-panel__item-date {
    color: var(--text-muted, #94a3b8);
    font-size: 13px;
    flex-shrink: 0;
    width: 50px;
}

.guide-panel__item-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    background-color: var(--guide-primary-color, var(--theme-color, #206cf5));
    border-radius: 50%;
    flex-shrink: 0;
}

.guide-panel__item-title {
    color: var(--text-primary, #1e293b);
    text-decoration: none;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: color 0.2s;
    flex: 1;
    min-width: 0;
}

.guide-panel__item-title:hover {
    color: var(--guide-primary-color, var(--theme-color, #206cf5));
}

.guide-panel__empty {
    color: var(--text-muted, #94a3b8);
    font-size: 14px;
    padding: 20px 0;
    text-align: center;
    grid-column: 1 / -1;
}

/* ===== 底部标签云 ===== */
.guide-panel__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    padding-top: 16px;
    border-top: 1px solid var(--guide-border-color, var(--border-secondary, #f1f5f9));
    margin-top: 20px;
}

.guide-panel__tag {
    display: inline-block;
    padding: 6px 16px;
    background-color: var(--bg-secondary, #f8fafc);
    border: 1px solid var(--guide-border-color, var(--border-secondary, #f1f5f9));
    border-radius: 20px;
    font-size: 13px;
    color: var(--text-secondary, #475569);
    text-decoration: none;
    transition: all 0.2s;
    cursor: default;
}

.guide-panel__tag[href] {
    cursor: pointer;
}

.guide-panel__tag[href]:hover {
    color: var(--guide-primary-color, var(--theme-color, #206cf5));
    border-color: var(--guide-primary-color, var(--theme-color, #206cf5));
    background-color: var(--bg-hover, #f1f5f9);
}

/* ===== 响应式 ===== */
@media (max-width: 992px) {
    .guide-panel__grid {
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .guide-panel {
        padding: 16px;
    }
    .guide-panel__header {
        flex-direction: column;
    }
    .guide-panel__ad {
        max-width: 100%;
    }
    .guide-panel__tab {
        font-size: 14px;
        padding: 6px 16px;
    }
    .guide-panel__grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}