@charset "utf-8";
/* ================================================================
   网站地图（/portal/custom/sitemap.html）
   设计语言：墨绿 + 香槟金，白卡片 + 细描边 + 轻悬浮
   ================================================================ */

.sitemap_sec {
    padding: 64px 0 90px;
    background: linear-gradient(180deg, #faf8f4 0%, #ffffff 42%);
}

/* ── 概览 ── */
.sitemap_intro {
    max-width: 860px;
    margin: 0 auto 52px;
    text-align: center;
}
.sitemap_intro_h {
    font-size: 34px;
    line-height: 1.4;
    font-weight: 600;
    letter-spacing: 1px;
    color: var(--color-primary-dark, #054a44);
    display: inline-block;
    position: relative;
    padding-bottom: 18px;
}
.sitemap_intro_h::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: 68px;
    height: 2px;
    background: linear-gradient(90deg, var(--color-gold, #d4af6e), var(--color-primary, #097168));
}
.sitemap_intro_p {
    margin-top: 20px;
    font-size: 15px;
    line-height: 2;
    color: var(--color-body, #666);
}
.sitemap_intro_p em {
    font-style: normal;
    font-size: 22px;
    font-weight: 700;
    color: var(--color-primary, #097168);
    padding: 0 4px;
}
.sitemap_intro_meta {
    margin-top: 12px;
    font-size: 13px;
    color: #a8b3ae;
}

/* ── 栏目导航卡片 ── */
.sitemap_grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 22px;
}
.sitemap_card {
    position: relative;
    background: #fff;
    border: 1px solid #eef1ef;
    border-radius: 16px;
    padding: 30px 26px 24px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(9, 113, 104, .04);
    transition: transform .45s ease, box-shadow .45s ease, border-color .45s ease;
}
.sitemap_card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-gold, #d4af6e), var(--color-primary, #097168));
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform .45s ease;
}
.sitemap_card:hover {
    transform: translateY(-6px);
    border-color: rgba(9, 113, 104, .18);
    box-shadow: 0 16px 34px rgba(9, 113, 104, .10);
}
.sitemap_card:hover::before {
    transform: scaleX(1);
}
.sitemap_card_t {
    display: flex;
    align-items: center;
    font-size: 17px;
    font-weight: 600;
    letter-spacing: .5px;
    color: var(--color-primary-dark, #054a44);
    margin-bottom: 20px;
    padding-bottom: 14px;
    border-bottom: 1px solid #f2f5f3;
}
.sitemap_dot {
    display: inline-block;
    width: 4px;
    height: 16px;
    border-radius: 2px;
    margin-right: 10px;
    background: linear-gradient(180deg, var(--color-gold, #d4af6e), var(--color-primary, #097168));
    flex: none;
}
.sitemap_links li {
    margin-bottom: 13px;
}
.sitemap_links li:last-child {
    margin-bottom: 0;
}
.sitemap_links a {
    position: relative;
    display: inline-block;
    font-size: 14px;
    color: #5a6663;
    padding-left: 16px;
    line-height: 1.6;
    transition: color .3s ease, padding-left .3s ease;
}
.sitemap_links a::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    width: 5px;
    height: 5px;
    margin-top: -2.5px;
    border-radius: 50%;
    border: 1px solid #cfd8d5;
    transition: background .3s ease, border-color .3s ease;
}
.sitemap_links a:hover {
    color: var(--color-primary, #097168);
    padding-left: 21px;
}
.sitemap_links a:hover::before {
    background: var(--color-gold, #d4af6e);
    border-color: var(--color-gold, #d4af6e);
}

/* ── 文章索引 ── */
.sitemap_block {
    background: #fff;
    border: 1px solid #eef1ef;
    border-radius: 16px;
    padding: 32px 38px 18px;
    margin-top: 26px;
    box-shadow: 0 2px 10px rgba(9, 113, 104, .04);
}
.sitemap_block_h {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    padding-bottom: 20px;
    border-bottom: 1px solid #f0f3f1;
}
.sitemap_block_t {
    display: flex;
    align-items: center;
    font-size: 20px;
    font-weight: 600;
    letter-spacing: .5px;
    color: var(--color-primary-dark, #054a44);
}
.sitemap_block_c {
    font-size: 13px;
    color: #93a09b;
    background: #f4f7f6;
    border-radius: 20px;
    padding: 5px 14px;
}
.sitemap_artlist {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 54px;
}
.sitemap_artlist li {
    border-bottom: 1px dashed #eef1ef;
}
.sitemap_artlist a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 15px 4px;
    font-size: 14.5px;
    color: #4a5551;
    transition: color .3s ease, padding-left .3s ease;
}
.sitemap_artlist a:hover {
    color: var(--color-primary, #097168);
    padding-left: 12px;
}
.sitemap_artname {
    flex: 1 1 auto;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.sitemap_artlist time {
    flex: none;
    font-size: 13px;
    color: #a8b3ae;
    font-variant-numeric: tabular-nums;
}

/* ── 响应式 ── */
@media (max-width: 1500px) {
    .sitemap_grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}
@media (max-width: 1200px) {
    .sitemap_grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
    .sitemap_block {
        padding: 28px 26px 14px;
    }
    .sitemap_artlist {
        column-gap: 32px;
    }
}
@media (max-width: 992px) {
    .sitemap_sec {
        padding: 44px 0 60px;
    }
    .sitemap_grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 16px;
    }
    .sitemap_intro {
        margin-bottom: 36px;
    }
    .sitemap_intro_h {
        font-size: 26px;
    }
    .sitemap_artlist {
        grid-template-columns: minmax(0, 1fr);
    }
    .sitemap_block_t {
        font-size: 18px;
    }
}
@media (max-width: 600px) {
    .sitemap_grid {
        grid-template-columns: minmax(0, 1fr);
    }
    .sitemap_card {
        padding: 24px 20px 18px;
    }
    .sitemap_intro_h {
        font-size: 22px;
    }
    .sitemap_intro_p {
        font-size: 14px;
    }
    .sitemap_artlist a {
        font-size: 14px;
        gap: 12px;
    }
}