/* ==================== 7坛 · 版号详情页 / 列表页 ==================== */
/* 依赖 site.css 的 :root 变量与 .header */
.bd-wrap { max-width: 1140px; margin: 0 auto; padding: 0 24px 60px; }
.bd-wrap a { text-decoration: none; }

.bd-crumb { font-size: 12.5px; color: #999; padding: 16px 0 0; display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.bd-crumb a { color: #888; }
.bd-crumb a:hover { color: var(--primary); }
.bd-crumb b { color: #555; font-weight: 500; }
.bd-crumb span { color: #ccc; }

.bd-hero { padding: 16px 0 4px; }
.bd-hero h1 { font-size: 26px; font-weight: 700; letter-spacing: -.3px; line-height: 1.35; }
.bd-hero .bd-badge {
    display: inline-block; font-size: 11.5px; padding: 3px 10px; border-radius: 11px;
    background: #EEF4FF; color: var(--primary); margin-left: 9px; vertical-align: 4px; font-weight: 500;
}
.bd-hero .bd-badge.rev { background: #FDECEC; color: #C64A4A; }

/* 概述段：替代原先的 FAQ 区块，用一段人话把答案说完 */
.bd-lede {
    background: #fff; border: 1px solid var(--border); border-left: 3px solid var(--primary);
    border-radius: 10px; padding: 16px 20px; margin: 16px 0 0;
    font-size: 14.5px; line-height: 2; color: #333;
}
.bd-lede b { color: #111; }
.bd-lede.rev { border-left-color: #E05C5C; background: #FFFBFB; }

/* 撤销警示条 */
.bd-alert {
    background: #FDECEC; border: 1px solid #F5C2C2; border-radius: 10px;
    padding: 13px 18px; margin: 14px 0 0; font-size: 13.5px; color: #A63E3E; line-height: 1.85;
}
.bd-alert b { color: #8D2F2F; }

/* 卡片 */
.bd-card { background: #fff; border: 1px solid var(--border); border-radius: 12px; margin: 18px 0 0; overflow: hidden; }
.bd-card > h2 {
    font-size: 15.5px; font-weight: 600; padding: 15px 18px; margin: 0;
    border-bottom: 1px solid var(--border); display: flex; align-items: baseline; gap: 10px;
}
.bd-card > h2 .cnt { font-size: 12px; color: #999; font-weight: 400; }
.bd-body { padding: 16px 18px; }

/* 基本信息 KV */
.bd-kv { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0; }
@media (max-width: 720px) { .bd-kv { grid-template-columns: 1fr; } }
.bd-kv .it { padding: 12px 18px; border-bottom: 1px solid #F2F2F2; display: flex; gap: 12px; align-items: baseline; }
.bd-kv .it:nth-last-child(-n+2) { border-bottom: 0; }
.bd-kv .k { flex: 0 0 84px; font-size: 12.5px; color: #999; }
.bd-kv .v { flex: 1; font-size: 14px; color: #222; word-break: break-word; }
.bd-kv .v.mono { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 13px; letter-spacing: .2px; }
.bd-kv .v a { color: var(--primary); }
.bd-kv .v a:hover { text-decoration: underline; }

/* 时间线 */
.bd-tl { list-style: none; margin: 0; padding: 4px 18px 18px; }
.bd-tl li { position: relative; padding: 14px 0 14px 26px; border-left: 2px solid #E9EEF8; margin-left: 6px; }
.bd-tl li:last-child { border-left-color: transparent; }
.bd-tl li::before {
    content: ''; position: absolute; left: -6px; top: 20px; width: 10px; height: 10px;
    border-radius: 50%; background: var(--primary); border: 2px solid #fff; box-shadow: 0 0 0 2px #DDE7FA;
}
.bd-tl li.rev::before { background: #E05C5C; box-shadow: 0 0 0 2px #F7DADA; }
.bd-tl .d { font-size: 13px; color: #888; font-variant-numeric: tabular-nums; }
.bd-tl .t { font-size: 15px; font-weight: 600; color: #222; margin-top: 2px; }
.bd-tl .t .tag {
    display: inline-block; font-size: 11px; font-weight: 500; padding: 2px 8px; border-radius: 9px;
    background: #EEF4FF; color: #3E6FD0; margin-left: 8px; vertical-align: 2px;
}
.bd-tl .t .tag.rev { background: #FDECEC; color: #C64A4A; }
.bd-tl .m { font-size: 13px; color: #666; margin-top: 6px; line-height: 1.9; }
.bd-tl .m b { color: #333; font-weight: 500; }
.bd-tl .ex { font-size: 13px; color: #7A6A3D; background: #FFFBF0; border-radius: 6px; padding: 6px 10px; margin-top: 8px; }
.bd-tl .src { font-size: 12px; margin-top: 6px; }
.bd-tl .src a { color: #9AA9C4; }
.bd-tl .src a:hover { color: var(--primary); }

/* 说明段 */
.bd-read { font-size: 13.8px; line-height: 2.05; color: #444; }
.bd-read p + p { margin-top: 10px; }
.bd-read b { color: #222; }

/* 图表 */
.bd-chart { padding: 6px 18px 18px; }
.bd-chart .cap { font-size: 12.5px; color: #888; margin: 6px 0 10px; }
.bd-chart svg { display: block; width: 100%; height: auto; max-width: 620px; }
.bd-bar-row { display: flex; align-items: center; gap: 10px; margin: 7px 0; font-size: 13px; }
.bd-bar-row .lb { flex: 0 0 88px; color: #555; }
.bd-bar-row .tr { flex: 1; background: #F1F4FA; border-radius: 4px; height: 16px; overflow: hidden; }
.bd-bar-row .fl { display: block; height: 16px; background: linear-gradient(90deg, #7EA6F5, #5B8DEF); border-radius: 4px; }
.bd-bar-row .nu { flex: 0 0 52px; text-align: right; color: #888; font-variant-numeric: tabular-nums; }

/* 关联链接 */
.bd-links { padding: 4px 18px 18px; }
.bd-links .grp { margin-top: 14px; }
.bd-links .grp:first-child { margin-top: 0; }
.bd-links .hd { font-size: 13px; color: #888; margin-bottom: 9px; }
.bd-links .hd a { color: var(--primary); }
.bd-links .chips { display: flex; flex-wrap: wrap; gap: 8px; }
.bd-links .chips a {
    font-size: 13px; padding: 6px 12px; border-radius: 8px; background: #F7F9FD;
    border: 1px solid #EDF1F9; color: #445; transition: all .16s;
}
.bd-links .chips a:hover { border-color: var(--primary); color: var(--primary); background: #fff; }

/* 表格 */
.bd-scroll { overflow-x: auto; }
.bd-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.bd-table th {
    background: #FAFBFE; color: #889; font-weight: 500; font-size: 12.5px;
    text-align: left; padding: 11px 12px; border-bottom: 1px solid var(--border); white-space: nowrap;
}
.bd-table td { padding: 11px 12px; border-bottom: 1px solid #F4F4F4; vertical-align: top; color: #333; }
.bd-table tr:last-child td { border-bottom: 0; }
.bd-table tr:hover td { background: #FCFDFF; }
.bd-table .nm a { color: #1a1a1a; font-weight: 500; }
.bd-table .nm a:hover { color: var(--primary); }
.bd-table .sub { font-size: 11.5px; color: #aaa; margin-top: 2px; }
.bd-table .no { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 12px; color: #666; }
.bd-table .tag { display: inline-block; font-size: 11.5px; padding: 2px 8px; border-radius: 8px; background: #F2F5FC; color: #5570A0; }
.bd-table .tag.rev { background: #FDECEC; color: #C64A4A; }

/* 分组整行（列表页，保持列宽一致） */
.bd-grp-row td {
    background: #F8FAFE !important; font-weight: 600; font-size: 13.5px; color: #556;
    padding: 10px 12px !important; border-bottom: 1px solid #E9EEF8 !important;
}
.bd-grp-row td .cnt { font-weight: 400; color: #99a; font-size: 12.5px; margin-left: 10px; }

/* 分组小标题（旧样式，保留兼容） */
.bd-grp-h {
    font-size: 13.5px; font-weight: 600; color: #556; background: #F8FAFE;
    padding: 10px 18px; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
    display: flex; justify-content: space-between;
}
.bd-grp-h span { font-weight: 400; color: #99a; font-size: 12.5px; }

/* 月份/年份索引卡 */
.bd-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 10px; padding: 16px 18px; }
@media (max-width: 900px) { .bd-grid { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 560px) { .bd-grid { grid-template-columns: repeat(3, 1fr); } }
.bd-grid a {
    display: block; text-align: center; padding: 11px 6px; border: 1px solid var(--border);
    border-radius: 9px; font-size: 13.5px; color: #445; background: #fff; transition: all .16s;
}
.bd-grid a:hover { border-color: var(--primary); color: var(--primary); }
.bd-grid a .c { display: block; font-size: 11.5px; color: #aab; margin-top: 3px; }

/* 页脚说明 */
.bd-note { font-size: 12.5px; color: var(--text-light); line-height: 1.95; margin-top: 22px; }
.bd-note b { color: var(--text); }
.bd-note a { color: var(--primary); }
.bd-foot { text-align: center; font-size: 12.5px; color: #999; padding: 26px 0 0; }
.bd-foot a { color: var(--primary); }