/* ==========================================================================
   monoline — 单色线框极简新闻门户样式
   前缀: mnl-  |  配色: #ffffff / #111111 / 线框 #d8d8d8
   ========================================================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
}

body.mnl-body {
    background: #ffffff;
    color: #111111;
    font-family: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    font-size: 15px;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

a {
    color: #111111;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

ul, ol {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

/* ---------- header ---------- */

.mnl-hd {
    border-bottom: 1px solid #d8d8d8;
}

.mnl-hd-inner {
    max-width: 1140px;
    margin: 0 auto;
    padding: 18px 24px;
    display: flex;
    align-items: center;
    gap: 32px;
}

.mnl-logo {
    flex: 0 0 auto;
}

.mnl-logo:hover {
    text-decoration: none;
}

.mnl-logo img {
    height: 40px;
    width: auto;
}

.mnl-nav {
    flex: 1 1 auto;
    min-width: 0;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0;
}

.mnl-nav-a {
    font-size: 14px;
    letter-spacing: 0.5px;
    padding: 4px 0;
    color: #111111;
}

.mnl-nav-a:hover {
    font-weight: 700;
    text-decoration: none;
}

.mnl-nav a:not(:last-child)::after {
    content: "|";
    display: inline-block;
    margin: 0 14px;
    color: #d8d8d8;
}

.mnl-nav-tg {
    display: none;
    border: 1px solid #d8d8d8;
    background: #ffffff;
    font-size: 18px;
    line-height: 1;
    padding: 6px 10px;
    cursor: pointer;
    border-radius: 2px;
}

/* ---------- breadcrumb ---------- */

.mnl-crumb {
    max-width: 1140px;
    margin: 0 auto;
    padding: 14px 24px;
    font-size: 13px;
    color: #666666;
}

.mnl-crumb a {
    color: #666666;
}

.mnl-crumb a:hover {
    color: #111111;
}

.mnl-crumb-sep {
    margin: 0 8px;
    color: #d8d8d8;
}

.mnl-crumb-cur,
.mnl-crumb-mid {
    color: #111111;
}

/* ---------- index：目录式列表 ---------- */

.mnl-main {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px 60px;
}

.mnl-idx-intro {
    padding: 36px 0 30px;
    border-bottom: 1px solid #d8d8d8;
}

.mnl-idx-name {
    font-size: 26px;
    font-weight: 800;
    letter-spacing: 1px;
}

.mnl-idx-desc {
    margin-top: 10px;
    color: #666666;
    font-size: 14px;
}

.mnl-idx-list {
    counter-reset: mnl-sect-counter;
}

.mnl-sect {
    counter-increment: mnl-sect-counter;
    padding: 30px 0;
    border-bottom: 1px solid #d8d8d8;
}

.mnl-sect-h {
    display: flex;
    align-items: baseline;
    gap: 14px;
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 16px;
}

.mnl-sect-num::before {
    content: counter(mnl-sect-counter, decimal-leading-zero) " /";
    color: #b3b3b3;
    font-weight: 400;
    font-size: 15px;
    letter-spacing: 1px;
}

.mnl-sect-h a:hover {
    text-decoration: underline;
}

.mnl-sect-ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.mnl-sect-li {
    display: flex;
    align-items: baseline;
    gap: 16px;
    min-width: 0;
}

.mnl-sect-a {
    flex: 1 1 auto;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 15px;
}

.mnl-sect-a:hover {
    font-weight: 700;
    text-decoration: none;
}

.mnl-sect-date {
    flex: 0 0 auto;
    font-size: 12px;
    color: #999999;
    font-variant-numeric: tabular-nums;
}

.mnl-more {
    display: inline-block;
    margin-top: 16px;
    font-size: 13px;
    color: #444444;
    border-bottom: 1px solid #111111;
    padding-bottom: 1px;
}

.mnl-more:hover {
    text-decoration: none;
    color: #111111;
}

/* ---------- list 页：主列表 + 侧栏 ---------- */

.mnl-list-wrap {
    display: flex;
    gap: 48px;
    align-items: flex-start;
    padding-top: 6px;
}

.mnl-list-col {
    flex: 1 1 auto;
    min-width: 0;
}

.mnl-list-h1 {
    font-size: 22px;
    font-weight: 800;
    padding-bottom: 16px;
    border-bottom: 1px solid #111111;
    margin-bottom: 8px;
}

.mnl-list-ul {
    display: flex;
    flex-direction: column;
}

.mnl-list-li {
    padding: 20px 0;
    border-bottom: 1px solid #d8d8d8;
}

.mnl-list-a {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    font-size: 16px;
    font-weight: 700;
}

.mnl-list-a:hover {
    text-decoration: underline;
}

.mnl-list-info {
    margin-top: 8px;
    color: #666666;
    font-size: 13px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.mnl-list-meta {
    margin-top: 10px;
    display: flex;
    gap: 18px;
    font-size: 12px;
    color: #999999;
}

.mnl-page {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 30px;
}

.mnl-page a {
    border: 1px solid #d8d8d8;
    border-radius: 2px;
    padding: 6px 12px;
    font-size: 13px;
}

.mnl-page a:hover {
    border-color: #111111;
    text-decoration: none;
}

/* ---------- 侧栏（仅 list 页使用）---------- */

.mnl-side {
    flex: 0 0 280px;
    width: 280px;
}

.mnl-side-block {
    border-top: 1px solid #111111;
    padding: 16px 0 26px;
}

.mnl-side-h {
    font-size: 14px;
    font-weight: 800;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.mnl-side-ul {
    display: flex;
    flex-direction: column;
    gap: 9px;
}

.mnl-side-ul li {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 10px;
    min-width: 0;
}

.mnl-side-ul a {
    flex: 1 1 auto;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 13px;
}

.mnl-side-ul a:hover {
    text-decoration: underline;
}

.mnl-side-hits {
    flex: 0 0 auto;
    font-style: normal;
    font-size: 11px;
    color: #b3b3b3;
}

/* ---------- show 页：单栏居中阅读 ---------- */

.mnl-show-wrap {
    display: flex;
    justify-content: center;
    padding-top: 10px;
}

.mnl-article {
    max-width: 700px;
    width: 100%;
}

.mnl-show-h1 {
    font-size: 26px;
    font-weight: 800;
    line-height: 1.45;
    margin-bottom: 16px;
}

.mnl-show-meta {
    display: flex;
    gap: 18px;
    font-size: 13px;
    color: #999999;
    padding-bottom: 18px;
}

.mnl-show-desc {
    color: #555555;
    font-size: 14px;
    padding: 16px 18px;
    border-left: 2px solid #111111;
    background: #fafafa;
    margin-bottom: 24px;
}

.mnl-show-rule {
    border-top: 1px solid #d8d8d8;
    margin-bottom: 24px;
}

.mnl-show-body {
    font-size: 16px;
    line-height: 1.9;
    color: #222222;
}

.mnl-show-body p {
    margin-bottom: 18px;
}

.mnl-show-body img {
    margin: 10px auto;
}

.mnl-show-nav {
    margin-top: 44px;
    border-top: 1px solid #111111;
    padding-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.mnl-show-prev,
.mnl-show-next {
    display: flex;
    align-items: baseline;
    gap: 10px;
    min-width: 0;
}

.mnl-show-navtag {
    flex: 0 0 auto;
    font-size: 12px;
    color: #999999;
    border: 1px solid #d8d8d8;
    border-radius: 2px;
    padding: 2px 8px;
}

.mnl-show-prev a,
.mnl-show-next a {
    flex: 1 1 auto;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 14px;
}

.mnl-show-prev a:hover,
.mnl-show-next a:hover {
    text-decoration: underline;
}

/* ---------- footer ---------- */

.mnl-ft {
    border-top: 1px solid #d8d8d8;
    margin-top: 40px;
}

.mnl-ft-inner {
    max-width: 1140px;
    margin: 0 auto;
    padding: 36px 24px 30px;
}

.mnl-ft-links {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
}

.mnl-ft-col {
    flex: 1 1 220px;
    min-width: 0;
}

.mnl-ft-tit {
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 1px;
    margin-bottom: 10px;
    color: #444444;
}

.mnl-ft-list {
    display: flex;
    flex-wrap: wrap;
    gap: 6px 14px;
}

.mnl-ft-list a {
    font-size: 12px;
    color: #777777;
}

.mnl-ft-list a:hover {
    color: #111111;
    text-decoration: underline;
}

.mnl-ft-rule {
    border-top: 1px solid #d8d8d8;
    margin: 28px 0 18px;
}

.mnl-ft-copy {
    font-size: 12px;
    color: #999999;
    display: flex;
    flex-wrap: wrap;
    gap: 4px 16px;
}

.mnl-ft-copy a {
    color: #999999;
}

.mnl-ft-copy a:hover {
    color: #111111;
}

/* ==========================================================================
   响应式断点
   ========================================================================== */

@media (max-width: 1024px) {
    .mnl-side {
        flex: 0 0 240px;
        width: 240px;
    }

    .mnl-list-wrap {
        gap: 30px;
    }

    .mnl-hd-inner {
        padding: 16px 20px;
    }
}

@media (max-width: 768px) {
    .mnl-nav-tg {
        display: inline-block;
    }

    .mnl-nav {
        display: none;
        width: 100%;
        flex-basis: 100%;
        order: 3;
        padding-top: 10px;
        border-top: 1px solid #d8d8d8;
        margin-top: 10px;
    }

    .mnl-hd-inner.mnl-nav-open .mnl-nav {
        display: flex;
    }

    .mnl-hd-inner {
        flex-wrap: wrap;
    }

    .mnl-list-wrap {
        flex-direction: column;
    }

    .mnl-side {
        width: 100%;
        flex: 1 1 auto;
        display: flex;
        flex-wrap: wrap;
        gap: 0 30px;
    }

    .mnl-side-block {
        flex: 1 1 220px;
    }

    .mnl-idx-name {
        font-size: 22px;
    }

    .mnl-sect-li {
        flex-wrap: wrap;
    }
}

@media (max-width: 480px) {
    .mnl-main,
    .mnl-hd-inner,
    .mnl-crumb,
    .mnl-ft-inner {
        padding-left: 16px;
        padding-right: 16px;
    }

    .mnl-show-h1 {
        font-size: 21px;
    }

    .mnl-list-a {
        font-size: 15px;
    }

    .mnl-side {
        flex-direction: column;
    }

    .mnl-sect-date {
        font-size: 11px;
    }

    .mnl-ft-links {
        gap: 24px;
    }
}