/* 期货套利知识库 · 对齐DUX主题 (--tb--*变量自动适配主色与暗色模式) */

.fakb-page {
    --fakb-main: var(--tb--main, #007bff);
    --fakb-base: var(--tb--base, #333);
    --fakb-dark: var(--tb--dark, #202935);
    --fakb-white: var(--tb--white, #fff);
    --fakb-bdbg: var(--tb--bdbg, #f4f4f4);
    --fakb-tint: var(--tb--tint, #fbfbfb);
    --fakb-line: var(--tb--line, #f3f3f3);
    --fakb-gray: var(--tb--gray, #999);
    --fakb-navy: #1a2b4a;
    --fakb-navy-2: #243a63;
    --fakb-navy-3: #14213d;
    --fakb-gold: #c9a227;
    --fakb-red: #e0564b;
    --fakb-green: #3a9d6e;
    --fakb-amber: #d97706;
    background: var(--fakb-tint);
    color: var(--fakb-base);
    font-size: 15px;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

.fakb-page *,
.fakb-page *::before,
.fakb-page *::after { box-sizing: border-box; }

.fakb-container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 20px;
}

.fakb-page a { color: var(--fakb-main); text-decoration: none; }
.fakb-page a:hover { text-decoration: underline; }
.fakb-page h2, .fakb-page h3, .fakb-page h4 { color: var(--fakb-dark); margin: 0; }
.fakb-page p { margin: 0 0 10px; }
.fakb-page p:last-child { margin-bottom: 0; }

/* 贴合主题头部(参照 ea-terms 页惯例, 消除主题 header 底部间距) */
body.page-template-page-futures-arbitrage-kb .header { margin-bottom: 0; padding-bottom: 10px; }

/* ───────── Hero ───────── */
.fakb-hero {
    background: linear-gradient(135deg, var(--fakb-navy-3) 0%, var(--fakb-navy) 55%, var(--fakb-navy-2) 100%);
    color: #fff;
    padding: 34px 0 32px;
    position: relative;
    overflow: hidden;
}
.fakb-hero::after {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 78% 18%, rgba(201, 162, 39, .13), transparent 42%),
                radial-gradient(circle at 12% 82%, rgba(0, 123, 255, .16), transparent 45%);
    pointer-events: none;
}
.fakb-hero .fakb-container { position: relative; z-index: 1; }
.fakb-hero h1 {
    font-size: 30px;
    font-weight: 700;
    letter-spacing: .5px;
    margin: 0 0 8px;
    color: #fff;
}
.fakb-hero-desc { color: rgba(255, 255, 255, .82); font-size: 15px; max-width: 640px; margin-bottom: 14px; }

.fakb-hero-search {
    display: flex;
    align-items: center;
    gap: 8px;
    max-width: 560px;
    background: rgba(255, 255, 255, .1);
    border: 1px solid rgba(255, 255, 255, .22);
    border-radius: 8px;
    padding: 7px 13px;
    transition: border-color .2s, background .2s;
}
.fakb-hero-search:focus-within { border-color: rgba(228, 200, 110, .65); background: rgba(255, 255, 255, .14); }
.fakb-hero-search .fakb-search-icon { color: rgba(255, 255, 255, .55); font-size: 15px; }
.fakb-hero-search input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: #fff;
    font-size: 14px;
    font-family: inherit;
    min-width: 0;
}
.fakb-hero-search input::placeholder { color: rgba(255, 255, 255, .5); }
.fakb-hero-search input::-webkit-search-cancel-button { -webkit-appearance: none; }

/* ───────── Tab 导航 ───────── */
.fakb-tabs {
    background: var(--fakb-white);
    border-bottom: 1px solid var(--fakb-line);
    position: sticky;
    top: 0;
    z-index: 90;
}
.fakb-tabs-inner { display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none; }
.fakb-tabs-inner::-webkit-scrollbar { display: none; }
.fakb-tab {
    padding: 14px 20px 12px;
    font-size: 15px;
    color: var(--fakb-gray);
    border-bottom: 2.5px solid transparent;
    white-space: nowrap;
    transition: color .18s;
}
.fakb-tab:hover { color: var(--fakb-main); text-decoration: none; }
.fakb-tab.is-active { color: var(--fakb-main); font-weight: 600; border-bottom-color: var(--fakb-main); }

/* ───────── 视图切换(渐进增强: 无JS时全部平铺) ───────── */
.fakb-view { padding: 34px 0 10px; }
html.fakb-js .fakb-view { display: none; }
html.fakb-js .fakb-view.is-active { display: block; }

/* ───────── 通用区块 ───────── */
.fakb-sec { margin-bottom: 36px; }
.fakb-sec-head { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.fakb-sec-num {
    flex: none;
    width: 30px;
    height: 30px;
    border-radius: 8px;
    background: var(--fakb-main);
    color: #fff;
    font-weight: 700;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.fakb-sec-head h2 { font-size: 21px; font-weight: 700; }
.fakb-lead { color: var(--fakb-base); margin-bottom: 14px; }
.fakb-lead b { color: var(--fakb-dark); }

.fakb-subhead { font-size: 17px; margin: 24px 0 10px; display: flex; align-items: center; gap: 8px; }
.fakb-subhead span {
    flex: none;
    width: 22px;
    height: 22px;
    border-radius: 6px;
    background: color-mix(in srgb, var(--fakb-main) 14%, transparent);
    color: var(--fakb-main);
    font-size: 13px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 类型卡片 */
.fakb-typegrid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 8px; }
.fakb-tcard {
    background: var(--fakb-white);
    border: 1px solid var(--fakb-line);
    border-radius: 12px;
    padding: 18px;
    transition: transform .25s, box-shadow .25s;
}
.fakb-tcard:hover { transform: translateY(-3px); box-shadow: 0 10px 26px rgba(20, 33, 61, .08); }
.fakb-tcard h3 { font-size: 17px; margin-bottom: 8px; }
.fakb-tcard p { font-size: 13.5px; color: var(--fakb-gray); line-height: 1.65; }

/* 规则盒 */
.fakb-rulebox {
    background: var(--fakb-white);
    border: 1px solid var(--fakb-line);
    border-radius: 12px;
    padding: 6px 18px;
    margin-bottom: 14px;
}
.fakb-rule {
    display: flex;
    align-items: baseline;
    gap: 10px;
    padding: 9px 0;
    border-bottom: 1px dashed var(--fakb-line);
    font-size: 14px;
}
.fakb-rule:last-child { border-bottom: none; }
.fakb-rc {
    flex: none;
    font-weight: 600;
    color: var(--fakb-dark);
    min-width: 150px;
}
.fakb-ra { flex: none; color: var(--fakb-main); font-weight: 700; }
.fakb-rv { color: var(--fakb-base); }

/* 提示 / 警告 / 公式 */
.fakb-tip, .fakb-warn {
    border-radius: 10px;
    padding: 12px 16px;
    font-size: 13.5px;
    line-height: 1.75;
    margin-bottom: 14px;
}
.fakb-tip {
    background: color-mix(in srgb, var(--fakb-gold) 9%, var(--fakb-white));
    border-left: 3px solid var(--fakb-gold);
}
.fakb-tip b { color: var(--fakb-dark); }
.fakb-warn {
    background: color-mix(in srgb, var(--fakb-red) 8%, var(--fakb-white));
    border-left: 3px solid var(--fakb-red);
}
.fakb-warn b { color: var(--fakb-red); }
.fakb-formula {
    background: var(--fakb-white);
    border: 1px solid var(--fakb-line);
    border-radius: 10px;
    padding: 13px 16px;
    font-size: 13.5px;
    line-height: 2;
    margin-bottom: 14px;
    color: var(--fakb-dark);
}

/* 迷你卡 */
.fakb-minigrid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-bottom: 14px; }
.fakb-mini {
    background: var(--fakb-white);
    border: 1px solid var(--fakb-line);
    border-radius: 12px;
    padding: 15px 18px;
}
.fakb-mini h4 { font-size: 14.5px; margin-bottom: 6px; color: var(--fakb-main); }
.fakb-mini-body { font-size: 13.5px; color: var(--fakb-base); }
.fakb-mini-body b { color: var(--fakb-dark); }

/* 流程步骤 */
.fakb-flow { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.fakb-fstep {
    display: flex;
    gap: 14px;
    background: var(--fakb-white);
    border: 1px solid var(--fakb-line);
    border-radius: 12px;
    padding: 18px;
}
.fakb-fn {
    flex: none;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--fakb-main);
    color: #fff;
    font-weight: 700;
    font-size: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.fakb-fc h3 { font-size: 15.5px; margin-bottom: 6px; }
.fakb-fc p { font-size: 13.5px; color: var(--fakb-gray); }

/* 工具卡片 */
.fakb-toolgrid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.fakb-scard {
    background: var(--fakb-white);
    border: 1px solid var(--fakb-line);
    border-top: 3px solid var(--fakb-main);
    border-radius: 12px;
    padding: 18px;
    transition: transform .25s, box-shadow .25s;
}
.fakb-scard:hover { transform: translateY(-3px); box-shadow: 0 10px 26px rgba(20, 33, 61, .08); }
.fakb-scard h3 { font-size: 16px; margin-bottom: 8px; }
.fakb-scard p { font-size: 13.5px; color: var(--fakb-gray); }
.fakb-scard b { color: var(--fakb-dark); }
.fakb-scf {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px dashed var(--fakb-line);
    font-size: 12.5px;
    color: var(--fakb-main);
}

/* ───────── 筛选栏 ───────── */
.fakb-filterbar {
    background: var(--fakb-white);
    border: 1px solid var(--fakb-line);
    border-radius: 12px;
    padding: 16px 18px;
    margin-bottom: 18px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.fakb-search {
    display: flex;
    align-items: center;
    gap: 9px;
    border: 1px solid var(--fakb-line);
    border-radius: 9px;
    padding: 9px 13px;
    background: var(--fakb-tint);
    transition: border-color .2s;
}
.fakb-search:focus-within { border-color: var(--fakb-main); }
.fakb-search .fakb-search-icon { color: var(--fakb-gray); font-size: 14px; }
.fakb-search input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--fakb-base);
    font-size: 14px;
    font-family: inherit;
    min-width: 0;
}
.fakb-search input::placeholder { color: var(--fakb-gray); }
.fakb-search input::-webkit-search-cancel-button { -webkit-appearance: none; }
.fakb-search-lg { max-width: 420px; }

.fakb-chiprow { display: flex; flex-wrap: wrap; gap: 8px; }
.fakb-chiprow + .fakb-chiprow { margin-top: 2px; }
.fakb-driverow { border-top: 1px dashed var(--fakb-line); padding-top: 11px; }
.fakb-chip {
    --fakb-sc: var(--fakb-main);
    border: 1px solid var(--fakb-line);
    background: var(--fakb-tint);
    color: var(--fakb-base);
    border-radius: 999px;
    padding: 5px 14px;
    font-size: 13px;
    font-family: inherit;
    cursor: pointer;
    transition: all .16s;
}
.fakb-chip:hover { border-color: var(--fakb-sc); color: var(--fakb-sc); }
.fakb-chip.is-on {
    background: var(--fakb-sc);
    border-color: var(--fakb-sc);
    color: #fff;
}
.fakb-chip.is-on .fakb-chip-n { color: rgba(255, 255, 255, .8); }
.fakb-chip-n { font-size: 11.5px; color: var(--fakb-gray); margin-left: 3px; }
.fakb-drive.is-on { background: var(--fakb-navy); border-color: var(--fakb-navy); }

.fakb-result-info { font-size: 13px; color: var(--fakb-gray); margin-bottom: 14px; }

/* ───────── 品种对卡片 ───────── */
.fakb-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.fakb-card {
    background: var(--fakb-white);
    border: 1px solid var(--fakb-line);
    border-radius: 12px;
    padding: 17px 18px;
    display: flex;
    flex-direction: column;
    transition: transform .25s, box-shadow .25s;
}
.fakb-card:hover { transform: translateY(-3px); box-shadow: 0 10px 26px rgba(20, 33, 61, .08); }
.fakb-card[hidden] { display: none; }

.fakb-card-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; margin-bottom: 10px; }
.fakb-card-title h3 { font-size: 16.5px; line-height: 1.4; }
.fakb-abbr {
    display: inline-block;
    font-size: 12px;
    color: var(--fakb-gray);
    letter-spacing: .5px;
    margin-top: 3px;
}
.fakb-diff {
    flex: none;
    font-size: 12px;
    font-weight: 600;
    border-radius: 5px;
    padding: 2px 9px;
}
.fakb-diff-low { color: var(--fakb-green); background: color-mix(in srgb, var(--fakb-green) 12%, transparent); }
.fakb-diff-mid { color: var(--fakb-amber); background: color-mix(in srgb, var(--fakb-amber) 13%, transparent); }
.fakb-diff-high { color: var(--fakb-red); background: color-mix(in srgb, var(--fakb-red) 11%, transparent); }

.fakb-card-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 10px; }
.fakb-tag {
    --fakb-sc: var(--fakb-main);
    font-size: 11.5px;
    border-radius: 5px;
    padding: 2px 8px;
}
.fakb-tag-sector {
    color: var(--fakb-sc);
    background: color-mix(in srgb, var(--fakb-sc) 11%, transparent);
    font-weight: 600;
}
.fakb-tag-type {
    color: var(--fakb-main);
    border: 1px solid color-mix(in srgb, var(--fakb-main) 35%, transparent);
}
.fakb-tag-drive { color: var(--fakb-gray); background: var(--fakb-tint); border: 1px solid var(--fakb-line); }

.fakb-card-logic { font-size: 13.5px; color: var(--fakb-gray); line-height: 1.7; flex: 1; }

.fakb-card-more {
    margin-top: 12px;
    padding-top: 10px;
    border-top: 1px dashed var(--fakb-line);
    font-size: 13px;
    color: var(--fakb-main);
    font-weight: 600;
    text-decoration: none;
}
.fakb-card-more:hover { text-decoration: underline; }

.fakb-empty {
    text-align: center;
    padding: 44px 20px;
    color: var(--fakb-gray);
    font-size: 14px;
    background: var(--fakb-white);
    border: 1px dashed var(--fakb-line);
    border-radius: 12px;
}

/* ───────── 术语 ───────── */
.fakb-glossary-bar { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.fakb-glossary-bar .fakb-result-info { margin-bottom: 0; }
.fakb-glossary-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 16px; }
.fakb-gcard {
    background: var(--fakb-white);
    border: 1px solid var(--fakb-line);
    border-radius: 11px;
    padding: 15px 17px;
    transition: border-color .2s;
}
.fakb-gcard:hover { border-color: color-mix(in srgb, var(--fakb-main) 45%, transparent); }
.fakb-gcard[hidden] { display: none; }
.fakb-gcard h3 { font-size: 14.5px; margin-bottom: 6px; color: var(--fakb-dark); }
.fakb-gcard p { font-size: 13px; color: var(--fakb-gray); line-height: 1.7; }

/* ───────── 页脚 ───────── */
.fakb-page-footer {
    margin-top: 34px;
    padding: 22px 0 30px;
    border-top: 1px solid var(--fakb-line);
    text-align: center;
    font-size: 12.5px;
    color: var(--fakb-gray);
    line-height: 2;
}

/* ───────── 产业链图谱 ───────── */
.fakb-chain {
    background: var(--fakb-white);
    border: 1px solid var(--fakb-line);
    border-radius: 12px;
    padding: 20px 22px 18px;
    margin-bottom: 22px;
}
.fakb-chain-head h3 { font-size: 18px; margin-bottom: 4px; }
.fakb-chain-head p { font-size: 13px; color: var(--fakb-gray); margin-bottom: 16px; }
.fakb-chain-tiers { display: flex; flex-direction: column; gap: 0; }
.fakb-tier { display: flex; gap: 14px; align-items: flex-start; }
.fakb-tier-label {
    flex: none;
    width: 86px;
    font-size: 12px;
    font-weight: 600;
    color: var(--fakb-main);
    letter-spacing: .5px;
    padding-top: 13px;
}
.fakb-nodes { display: flex; flex-wrap: wrap; gap: 10px; flex: 1; }
.fakb-node {
    background: var(--fakb-tint);
    border: 1px solid var(--fakb-line);
    border-radius: 10px;
    padding: 9px 11px;
    min-width: 118px;
    transition: border-color .2s, box-shadow .2s;
}
.fakb-node:hover { border-color: color-mix(in srgb, var(--fakb-main) 40%, transparent); box-shadow: 0 4px 14px rgba(20, 33, 61, .06); }
.fakb-node-btn {
    display: block;
    width: 100%;
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    text-align: left;
    padding: 0;
}
.fakb-node-name { display: block; font-size: 14px; font-weight: 600; color: var(--fakb-dark); }
.fakb-node-code { font-size: 11px; color: var(--fakb-gray); letter-spacing: .5px; margin-right: 6px; }
.fakb-node-nolink { cursor: default; opacity: .68; }
.fakb-node-nolink .fakb-node-name { font-weight: 500; color: var(--fakb-gray); }
.fakb-node-n { font-size: 11px; color: var(--fakb-main); background: color-mix(in srgb, var(--fakb-main) 10%, transparent); border-radius: 4px; padding: 1px 6px; }
.fakb-node-pairs { margin-top: 7px; padding-top: 7px; border-top: 1px dashed var(--fakb-line); display: flex; flex-wrap: wrap; gap: 5px; }
.fakb-node-pairs a {
    font-size: 11.5px;
    color: var(--fakb-main);
    background: color-mix(in srgb, var(--fakb-main) 7%, transparent);
    border-radius: 4px;
    padding: 1px 7px;
    text-decoration: none;
}
.fakb-node-pairs a:hover { text-decoration: underline; }
.fakb-node-more { font-size: 11.5px; color: var(--fakb-gray); padding: 1px 4px; }
.fakb-tier-arrow { text-align: center; color: var(--fakb-main); font-size: 15px; line-height: 1; padding: 4px 0 4px 42px; opacity: .6; }
.fakb-chain-notes { margin-top: 16px; padding-top: 14px; border-top: 1px dashed var(--fakb-line); }
.fakb-chain-notes p { font-size: 12.5px; color: var(--fakb-gray); line-height: 1.8; padding-left: 16px; position: relative; }
.fakb-chain-notes p::before { content: "•"; position: absolute; left: 2px; color: var(--fakb-main); }

/* ───────── 季节性规律 ───────── */
.fakb-season {
    background: var(--fakb-white);
    border: 1px solid var(--fakb-line);
    border-left: 3px solid var(--fakb-sc);
    border-radius: 12px;
    padding: 18px 20px 16px;
    margin-bottom: 18px;
}
.fakb-season > h3 { font-size: 16.5px; margin-bottom: 14px; color: var(--fakb-dark); }
.fakb-month-strip { display: grid; grid-template-columns: repeat(12, 1fr); gap: 4px; margin-bottom: 16px; }
.fakb-mcell {
    background: var(--fakb-tint);
    border: 1px solid var(--fakb-line);
    border-radius: 7px;
    padding: 6px 2px 5px;
    text-align: center;
    min-height: 44px;
}
.fakb-mcell.is-hot { background: color-mix(in srgb, var(--fakb-sc) 12%, var(--fakb-white)); border-color: color-mix(in srgb, var(--fakb-sc) 38%, transparent); }
.fakb-mn { display: block; font-size: 11px; color: var(--fakb-gray); }
.fakb-mcell.is-hot .fakb-mn { color: var(--fakb-sc); font-weight: 700; }
.fakb-mv { display: block; font-size: 10.5px; color: var(--fakb-dark); margin-top: 2px; line-height: 1.3; }
.fakb-events { display: flex; flex-direction: column; gap: 0; }
.fakb-event {
    display: flex;
    gap: 14px;
    padding: 9px 0;
    border-bottom: 1px dashed var(--fakb-line);
    align-items: baseline;
}
.fakb-event:last-child { border-bottom: none; }
.fakb-event-months {
    flex: none;
    width: 76px;
    font-size: 12.5px;
    font-weight: 700;
    color: var(--fakb-sc);
}
.fakb-event b { font-size: 13.5px; color: var(--fakb-dark); }
.fakb-event p { font-size: 13px; color: var(--fakb-gray); line-height: 1.7; margin-top: 2px; }

/* ───────── 品种对详情页 ───────── */
.fakb-pd-wrap { padding: 22px 20px 40px; }
.fakb-crumb { font-size: 12.5px; color: var(--fakb-gray); margin-bottom: 16px; display: flex; flex-wrap: wrap; gap: 6px; }
.fakb-crumb a { color: var(--fakb-gray); }
.fakb-crumb a:hover { color: var(--fakb-main); }
.fakb-crumb em { font-style: normal; color: var(--fakb-dark); font-weight: 600; }
.fakb-pd-head {
    background: var(--fakb-white);
    border: 1px solid var(--fakb-line);
    border-top: 3px solid var(--fakb-sc);
    border-radius: 12px;
    padding: 20px 24px;
    margin-bottom: 16px;
}
.fakb-pd-head h1 { font-size: 25px; margin: 0 0 10px; color: var(--fakb-dark); }
.fakb-pd-sub { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 12px; }
.fakb-pd-sub .fakb-abbr { margin-top: 0; font-size: 13px; }
.fakb-pd-logic { font-size: 14.5px; line-height: 1.8; color: var(--fakb-base); margin: 0; }
.fakb-pd-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.fakb-pd-block {
    background: var(--fakb-white);
    border: 1px solid var(--fakb-line);
    border-radius: 12px;
    padding: 18px 22px;
    margin-bottom: 16px;
}
.fakb-pd-block h2 {
    font-size: 16px;
    margin-bottom: 12px;
    padding-left: 10px;
    border-left: 3px solid var(--fakb-main);
    line-height: 1.3;
}
.fakb-pd-block p { font-size: 14px; line-height: 1.85; color: var(--fakb-base); }
.fakb-note { color: var(--fakb-gray); font-size: 12.5px; }
.fakb-risk-block { border-left: 3px solid var(--fakb-red); }
.fakb-risk-block h2 { border-left-color: var(--fakb-red); }
.fakb-risk-block p { color: var(--fakb-red); }
.fakb-pd-ratio { display: grid; gap: 10px; }
.fakb-pd-ratio > div { display: flex; flex-direction: column; gap: 3px; padding: 10px 14px; background: var(--fakb-tint); border-radius: 9px; }
.fakb-pd-ratio b { font-size: 12px; color: var(--fakb-main); letter-spacing: .5px; }
.fakb-pd-ratio span { font-size: 13.5px; color: var(--fakb-base); line-height: 1.6; }
.fakb-pd-signals { margin: 0; padding-left: 18px; }
.fakb-pd-signals li { font-size: 13.5px; line-height: 1.8; color: var(--fakb-base); margin-bottom: 6px; }
.fakb-pd-block .fakb-month-strip { margin-bottom: 14px; }
.fakb-pd-block .fakb-events { background: var(--fakb-tint); border-radius: 9px; padding: 4px 16px; }
.fakb-pd-secmore { margin-top: 12px; font-size: 12.5px; color: var(--fakb-gray); }
.fakb-related { display: flex; flex-wrap: wrap; gap: 8px; }
.fakb-rel-chip {
    font-size: 13px;
    color: var(--fakb-main);
    background: color-mix(in srgb, var(--fakb-main) 7%, var(--fakb-white));
    border: 1px solid color-mix(in srgb, var(--fakb-main) 25%, transparent);
    border-radius: 999px;
    padding: 5px 15px;
    text-decoration: none;
    transition: all .16s;
}
.fakb-rel-chip:hover { background: var(--fakb-main); color: #fff; text-decoration: none; }
.fakb-rel-more { border-style: dashed; }
.fakb-pd-nav { display: flex; justify-content: space-between; gap: 12px; margin-top: 22px; }
.fakb-pd-nav a {
    flex: 1;
    background: var(--fakb-white);
    border: 1px solid var(--fakb-line);
    border-radius: 10px;
    padding: 11px 16px;
    text-decoration: none;
    color: var(--fakb-dark);
    font-size: 13.5px;
    font-weight: 600;
    transition: border-color .18s;
}
.fakb-pd-nav a:hover { border-color: var(--fakb-main); text-decoration: none; }
.fakb-pd-nav a span { display: block; font-size: 11px; color: var(--fakb-gray); font-weight: 400; margin-bottom: 2px; }
.fakb-pd-next { text-align: right; }
.fakb-pd-back { text-align: center; margin-top: 18px; }
.fakb-pd-back a { font-size: 13.5px; color: var(--fakb-gray); }
.fakb-pd-back a:hover { color: var(--fakb-main); }

/* ───────── 响应式 ───────── */
@media (max-width: 1024px) {
    .fakb-typegrid, .fakb-toolgrid { grid-template-columns: repeat(2, 1fr); }
    .fakb-grid, .fakb-glossary-grid { grid-template-columns: repeat(2, 1fr); }
    .fakb-pd-grid { grid-template-columns: 1fr; }
    .fakb-month-strip { grid-template-columns: repeat(6, 1fr); }
}
@media (max-width: 640px) {
    .fakb-hero { padding: 26px 0 24px; }
    .fakb-hero h1 { font-size: 23px; }
    .fakb-hero-desc { margin-bottom: 11px; font-size: 14px; }
    .fakb-view { padding: 22px 0 6px; }
    .fakb-sec-head h2 { font-size: 18px; }
    .fakb-typegrid, .fakb-toolgrid, .fakb-grid, .fakb-glossary-grid,
    .fakb-minigrid, .fakb-flow { grid-template-columns: 1fr; }
    .fakb-tab { padding: 12px 14px 10px; font-size: 14px; }
    .fakb-rc { min-width: 0; }
    .fakb-rule { flex-wrap: wrap; }
    .fakb-hero-search { padding: 7px 11px; }
    .fakb-tier { flex-direction: column; gap: 6px; }
    .fakb-tier-label { width: auto; padding-top: 2px; }
    .fakb-tier-arrow { padding-left: 0; }
    .fakb-month-strip { grid-template-columns: repeat(4, 1fr); }
    .fakb-event { flex-direction: column; gap: 3px; }
    .fakb-event-months { width: auto; }
    .fakb-pd-head h1 { font-size: 21px; }
    .fakb-pd-nav { flex-direction: column; }
    .fakb-pd-next { text-align: left; }
}