/* Thư viện pháp luật TOPA - bản demo. Phong cách "báo in" của TaxNews: giấy sáng, mực đen, đỏ báo, chữ Playfair/Be Vietnam Pro.
   Mặc định SÁNG, không theo chế độ tối của hệ thống; chỉ tối khi bấm nút ◐ (data-theme="dark"). */
:root {
  color-scheme: light;
  --bg: #f6f3ec; --panel: #fffdf8; --panel2: #eee9dc; --text: #17181c; --ink2: #34373d; --muted: #565d66; --border: #d8d2c4;
  --rule-strong: #17181c;
  --accent: #c0182b; --accent-dark: #9c1322; --accent-ink: #ffffff; --accent-soft: #f7e7e6; --link: #0a4f9e; --gold: #9a6b16;
  --c-con: #17703e; --c-con-bg: #e0f1e6;
  --c-mot: #8a5a00; --c-mot-bg: #f8ecd0;
  --c-het: #a3182a; --c-het-bg: #f8e1e0;
  --c-chua: #0a4f9e; --c-chua-bg: #e1ebf7;
  --c-ro: #565d66; --c-ro-bg: #e8e4d8;
  --c-tk: #3f5a74; --c-tk-bg: #e2eaf1;        /* "Tham khảo" (công văn, không xét hiệu lực): xanh xám trung tính, khác xám ấm của "Chưa rõ" */
  --seg-full: #2a7f62; --seg-part: #e0a93a; --seg-title: #c9c2b0;
  --shadow: none;
  --radius: 4px;
  /* token cỡ chữ chung (R5): thân >= 16px, chữ phụ/meta >= 15,5px, nhãn (chữ hoa nhỏ, huy hiệu, số đếm) >= 12px. Mọi trang dùng các biến này, đừng đặt cỡ lẻ dưới 12px. */
  --fs-body: 1rem; --fs-sm: .975rem; --fs-label: .78rem;
  --serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --serif2: 'Lora', Georgia, 'Times New Roman', serif;
  --sans: 'Be Vietnam Pro', system-ui, 'Segoe UI', Roboto, Arial, sans-serif;
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #15161a; --panel: #1e2025; --panel2: #272a30; --text: #efebe2; --ink2: #d6d2c8; --muted: #a8afb8; --border: #3a3e46;
  --rule-strong: #efebe2;
  --accent: #ff6b78; --accent-dark: #ff8a94; --accent-ink: #1a0508; --accent-soft: #3a1f23; --link: #8fc0ff; --gold: #e0b45c;
  --c-con: #5fd394; --c-con-bg: #17382a; --c-mot: #f0bd5a; --c-mot-bg: #3b2d12; --c-het: #ff8f8a; --c-het-bg: #411f1c;
  --c-chua: #8fc0ff; --c-chua-bg: #172f49; --c-ro: #a8afb8; --c-ro-bg: #2a2e35; --c-tk: #a9c0d6; --c-tk-bg: #24303b;
  --seg-full: #3fa883; --seg-part: #c99a35; --seg-title: #4a515c;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); line-height: 1.6;
  font: 500 16px/1.6 var(--sans); -webkit-font-smoothing: antialiased; }
a { color: var(--link); text-decoration: none; }
a:hover { color: var(--accent); text-decoration: underline; }
h1, h2, h3, h4 { line-height: 1.22; margin: 0 0 .5em; color: var(--text); }
h1 { font: 900 2.15rem/1.1 var(--serif); letter-spacing: -.015em; margin-bottom: .35em; }
h2 { font: 800 1.35rem/1.2 var(--serif); letter-spacing: -.01em; }
h3 { font: 700 1.1rem/1.25 var(--serif); }
h4 { font: 700 1rem/1.3 var(--sans); }
b, strong { font-weight: 700; }
.wrap { max-width: 1240px; margin: 0 auto; padding: 0 24px; }
.muted { color: var(--muted); } .small { font-size: var(--fs-sm); } .nowrap { white-space: nowrap; }
.hide { display: none !important; }
code { font-size: .88em; background: var(--panel2); padding: 1px 5px; border-radius: 3px; }

/* ---- đầu trang: báo in (class .site-head - dùng chung cho mọi trang kể cả Sơ đồ) */
.top { background: var(--bg); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 30; }
.top .wrap { display: flex; align-items: center; gap: 18px; min-height: 62px; }
.brand { font: 900 1.5rem/1 var(--serif); color: var(--text); display: flex; align-items: baseline; gap: 12px; letter-spacing: -.01em; white-space: nowrap; }
.brand:hover { text-decoration: none; color: var(--text); }
.brand .logo { display: none; }
.brand small { font: 700 var(--fs-label)/1.2 var(--sans); letter-spacing: .16em; text-transform: uppercase; color: var(--muted); border-left: 1px solid var(--border); padding-left: 12px; }
.top .sp { flex: 1; }
.top form.mini { display: flex; gap: 6px; }
.top form.mini input { width: 230px; padding: 7px 10px; }
.top form.mini button { padding: 7px 14px; }
.nav { display: flex; gap: 2px; align-items: center; }
.nav a { padding: 22px 13px 19px; color: var(--ink2); font: 700 var(--fs-sm)/1 var(--sans); position: relative; white-space: nowrap; }
.nav a:hover { color: var(--accent); text-decoration: none; }
.nav a::after { content: ''; position: absolute; left: 13px; right: 13px; bottom: -1px; height: 3px; background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .2s ease; }
.nav a:hover::after, .nav a.on::after { transform: scaleX(1); }
.nav a.on { color: var(--accent); }
.iconbtn { border: 1px solid var(--border); background: var(--panel); color: var(--text); border-radius: 3px; padding: 6px 11px; cursor: pointer; font-size: 1rem; line-height: 1.2; min-width: 40px; min-height: 40px; }
.iconbtn:hover { background: var(--panel2); }
.menubtn { display: none; }
body.is-home .top form.mini { display: none; }          /* trang chủ đã có ô tìm lớn */
@media (max-width: 960px) { .top form.mini input { width: 170px; } .brand small { display: none; } }
/* 761-1180px: ô tìm nhỏ + menu 6 mục + logo không vừa MỘT hàng (tràn ngang tới ~1173px) - ẩn ô tìm nhỏ (trang Tra cứu có ô tìm riêng, menu có mục "Tra cứu"); 761-900px thu thêm padding/logo (khớp viz.css) */
@media (max-width: 1180px) { .top form.mini { display: none; } .top .wrap { gap: 12px; } }
@media (min-width: 761px) and (max-width: 900px) { .nav a { padding-left: 8px; padding-right: 8px; } .nav a::after { left: 8px; right: 8px; } .brand { font-size: 1.32rem; gap: 8px; } .brand small { display: none; } }
@media (max-width: 760px) {
  .top .wrap { gap: 10px; min-height: 56px; padding-left: 12px; padding-right: 12px; }
  .menubtn { display: inline-block; }
  .brand { font-size: 1.28rem; flex: 1; }
  .top .sp, .top form.mini { display: none; }
  .nav { display: none; position: absolute; left: 0; right: 0; top: 100%; background: var(--panel); border-bottom: 3px solid var(--text); box-shadow: 0 10px 22px rgba(0, 0, 0, .14); flex-direction: column; align-items: stretch; gap: 0; padding: 6px 0 10px; }
  .top.open .nav { display: flex; }
  .nav a { padding: 15px 20px; font-size: 1.05rem; border-top: 1px solid var(--border); }
  .nav a:first-child { border-top: 0; }
  .nav a::after { left: 0; right: auto; width: 4px; top: 0; bottom: 0; height: auto; transform: scaleY(0); transform-origin: top; }
  .nav a:hover::after, .nav a.on::after { transform: scaleY(1); }
}

/* ---- form */
input[type=search], input[type=text], select {
  font: inherit; font-weight: 500; color: var(--text); background: var(--panel); border: 1px solid var(--border); border-radius: 3px; padding: 8px 10px; min-width: 0; }
input:focus, select:focus, button:focus-visible, a:focus-visible, [tabindex]:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
button, .btn { font: 700 var(--fs-sm) var(--sans); border: 1px solid var(--text); background: transparent; color: var(--text); border-radius: 3px; padding: 8px 14px; cursor: pointer; display: inline-block; }
button:hover, .btn:hover { background: var(--panel2); text-decoration: none; color: var(--text); }
button.primary, .btn.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); letter-spacing: .02em; }
button.primary:hover, .btn.primary:hover { background: var(--accent-dark); border-color: var(--accent-dark); color: var(--accent-ink); }
.btn.big { padding: 13px 26px; font-size: 1.05rem; letter-spacing: .03em; }
.btn.disabled { opacity: .5; pointer-events: none; }
.btn.small { padding: 4px 10px; font-size: var(--fs-sm); }

/* ---- khung */
main { padding: 22px 0 44px; }
.card { background: var(--panel); border: 1px solid var(--border); border-top: 3px solid var(--rule-strong); border-radius: 0 0 var(--radius) var(--radius); padding: 18px 20px; box-shadow: var(--shadow); min-width: 0; }
.card > h2:first-child, .card > h3:first-child { margin-top: 0; }
.card > h2:first-child { border-bottom: 1px solid var(--border); padding-bottom: 9px; margin-bottom: 14px; }
.grid { display: grid; gap: 16px; }
.g2 { grid-template-columns: repeat(2, minmax(0, 1fr)); } .g3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
@media (max-width: 860px) { .g2, .g3 { grid-template-columns: minmax(0, 1fr); } }
.seg { display: inline-flex; border: 1px solid var(--text); border-radius: 3px; overflow: hidden; }
.seg button { border: 0; border-radius: 0; background: transparent; padding: 6px 12px; font-weight: 600; }
.seg button.on { background: var(--text); color: var(--bg); }
.crumbs { font-size: var(--fs-sm); color: var(--muted); margin-bottom: 8px; }
.tech { margin-top: 12px; border-top: 1px dashed var(--border); padding-top: 8px; }
.tech > summary { cursor: pointer; color: var(--link); font-weight: 700; font-size: var(--fs-sm); }
.tech > summary:hover { color: var(--accent); }

/* ---- badge */
.badge { display: inline-block; padding: 1px 8px; border-radius: 3px; font-size: var(--fs-label); font-weight: 700; line-height: 1.65; white-space: nowrap; vertical-align: middle; }
.st-con_hieu_luc { background: var(--c-con-bg); color: var(--c-con); }
.st-het_hieu_luc_mot_phan { background: var(--c-mot-bg); color: var(--c-mot); }
.st-het_hieu_luc { background: var(--c-het-bg); color: var(--c-het); }
.st-chua_hieu_luc { background: var(--c-chua-bg); color: var(--c-chua); }
.st-chua_ro { background: var(--c-ro-bg); color: var(--c-ro); }
.st-tham_khao { background: var(--c-tk-bg); color: var(--c-tk); }
.badge.type { background: var(--text); color: var(--bg); text-transform: uppercase; letter-spacing: .05em; font-size: var(--fs-label); font-weight: 800; }
.badge.nodoc { background: transparent; border: 1px dashed var(--muted); color: var(--muted); }
.badge.hasdoc { background: transparent; border: 1px solid var(--seg-full); color: var(--seg-full); }
.badge.rawdoc { background: transparent; border: 1px solid var(--seg-part); color: var(--c-mot); }
.badge.topic { background: transparent; border: 1px solid var(--border); color: var(--ink2); font-weight: 600; }
a.badge.topic:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }
.badge.grade { background: transparent; border: 1px solid currentColor; }
.g-A { color: var(--c-con); } .g-B { color: var(--c-mot); } .g-C { color: var(--c-ro); }

/* ---- trang chủ */
.hero { background: var(--panel); border: 1px solid var(--border); border-top: 4px solid var(--accent); padding: 26px 24px; margin-bottom: 18px; }
.hero h1 { font-size: 2.5rem; margin-bottom: 6px; }
.hero form { display: flex; gap: 8px; margin-top: 14px; flex-wrap: wrap; }
.hero form input { flex: 1 1 260px; font-size: 1.05rem; padding: 12px 14px; }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 0; margin: 16px 0; border-top: 1px solid var(--rule-strong); border-bottom: 1px solid var(--border); background: var(--panel); }
.kpi { padding: 14px 16px; display: block; color: var(--text); border-right: 1px solid var(--border); }
.kpi:last-child { border-right: 0; }
a.kpi:hover { text-decoration: none; background: var(--bg); }
.kpi b { display: block; font: 800 2rem/1.1 var(--serif); font-variant-numeric: lining-nums tabular-nums; }
.kpi span { color: var(--muted); font-size: var(--fs-sm); font-weight: 600; }
.bars { display: grid; gap: 7px; }
.bar-row { display: grid; grid-template-columns: minmax(96px, 150px) 1fr minmax(64px, auto); gap: 8px; align-items: center; color: var(--text); font-size: var(--fs-sm); }
a.bar-row:hover { text-decoration: none; background: var(--panel2); }
.bar-row .lab { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 600; }
.bar-row .num { text-align: right; font-variant-numeric: tabular-nums; color: var(--muted); font-size: var(--fs-sm); font-weight: 600; }
.bar { display: flex; height: 14px; background: var(--panel2); overflow: hidden; }
.bar > i { display: block; height: 100%; }
.s-full { background: var(--seg-full); } .s-part { background: var(--seg-part); } .s-title { background: var(--seg-title); }
.legend { display: flex; gap: 14px; flex-wrap: wrap; font-size: var(--fs-sm); color: var(--muted); margin: 0 0 10px; }
.legend i { display: inline-block; width: 11px; height: 11px; margin-right: 5px; vertical-align: -1px; }
.donut-wrap { display: flex; gap: 18px; align-items: center; flex-wrap: wrap; }
.donut { width: 150px; height: 150px; flex: none; }
.donut text { fill: var(--text); }
.year-chart { width: 100%; height: auto; display: block; }
.year-chart text { fill: var(--muted); font-size: var(--fs-label); }
.year-chart rect { fill: var(--text); opacity: .8; } .year-chart a:hover rect { opacity: 1; fill: var(--accent); }
.tbl-wrap { overflow-x: auto; }
table.tbl { border-collapse: collapse; width: 100%; font-size: var(--fs-sm); }
table.tbl th, table.tbl td { padding: 7px 8px; border-bottom: 1px solid var(--border); text-align: right; font-variant-numeric: tabular-nums; }
table.tbl th:first-child, table.tbl td:first-child, table.tbl td.l, table.tbl th.l { text-align: left; }
table.tbl th { color: var(--ink2); font-weight: 800; background: var(--panel2); position: sticky; top: 0; font-size: var(--fs-label); text-transform: uppercase; letter-spacing: .04em; }
table.tbl tbody tr:hover { background: var(--bg); }
.toplist { margin: 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.toplist li { display: flex; gap: 8px; align-items: baseline; }
.toplist .n { color: var(--accent); font-size: var(--fs-sm); font-weight: 800; min-width: 52px; text-align: right; }
.note-box { background: var(--panel); border: 1px solid var(--border); border-left: 4px solid var(--gold); padding: 10px 14px; font-size: var(--fs-sm); color: var(--ink2); }

/* ---- tra cứu */
.filters { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 8px; margin-top: 10px; }
.filters label { display: grid; gap: 3px; font-size: var(--fs-label); color: var(--muted); font-weight: 700; text-transform: uppercase; letter-spacing: .04em; }
.searchbar { display: flex; gap: 8px; }
.searchbar input { flex: 1; font-size: 1.05rem; padding: 11px 14px; }
.res-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; margin: 16px 0 8px; }
.res { background: var(--panel); border: 1px solid var(--border); border-left: 4px solid var(--border); padding: 12px 16px; margin-bottom: 8px; }
.res:hover { border-left-color: var(--accent); }
.res .t { font: 700 1.08rem/1.35 var(--serif); display: block; color: var(--text); }
.res .t:hover { color: var(--accent); text-decoration: none; }
.res .t .no { color: var(--accent); margin-right: 6px; font-family: var(--sans); font-size: var(--fs-sm); font-weight: 800; }
.res .meta { display: flex; flex-wrap: wrap; gap: 6px 12px; align-items: center; margin-top: 7px; color: var(--muted); font-size: var(--fs-sm); font-weight: 500; }
.pager { display: flex; gap: 6px; justify-content: center; flex-wrap: wrap; margin: 18px 0; }
.pager button.on { background: var(--text); color: var(--bg); border-color: var(--text); }
mark { background: #ffe58a; color: #17181c; padding: 0 1px; }

/* ---- trang văn bản */
.doc-head h1 { font-size: 1.7rem; margin-bottom: 10px; }
.doc-head .row { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; margin-bottom: 10px; }
.attrs { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 12px 24px; margin: 14px 0 0; }
.attrs div { min-width: 0; }
.attrs dt { font-size: var(--fs-label); text-transform: uppercase; letter-spacing: .07em; color: var(--muted); font-weight: 800; }
.attrs dd { margin: 2px 0 0; overflow-wrap: anywhere; font-weight: 600; }
.attrs .wide { grid-column: 1 / -1; }
.why { background: var(--panel2); border-left: 4px solid var(--c-ro); padding: 10px 14px; margin-top: 14px; font-size: var(--fs-sm); }
.why.st-con_hieu_luc { border-color: var(--c-con); } .why.st-het_hieu_luc { border-color: var(--c-het); }
.why.st-het_hieu_luc_mot_phan { border-color: var(--c-mot); } .why.st-chua_hieu_luc { border-color: var(--c-chua); }
.why.st-con_hieu_luc, .why.st-het_hieu_luc, .why.st-het_hieu_luc_mot_phan, .why.st-chua_hieu_luc, .why.st-chua_ro, .why.st-tham_khao { background: var(--panel2); color: var(--text); }
details.ev { margin-top: 8px; } details.ev summary { cursor: pointer; color: var(--link); font-size: var(--fs-sm); font-weight: 600; }
.ev-row { border-top: 1px solid var(--border); padding: 6px 0; font-size: var(--fs-sm); }
.viz-links { margin-top: 14px; display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.tabs { display: flex; gap: 0; border-bottom: 2px solid var(--rule-strong); margin: 18px 0 16px; overflow-x: auto; }
.tabs button { border: 0; border-bottom: 4px solid transparent; border-radius: 0; background: none; padding: 11px 18px; font: 800 var(--fs-sm) var(--sans); text-transform: uppercase; letter-spacing: .08em; color: var(--ink2); white-space: nowrap; margin-bottom: -2px; }
.tabs button:hover { color: var(--accent); background: none; }
.tabs button.on { color: var(--accent); border-bottom-color: var(--accent); }
.tabs .cnt { font-weight: 700; font-size: var(--fs-label); background: var(--panel2); border-radius: 999px; padding: 0 7px; margin-left: 6px; letter-spacing: 0; }
.content-grid { display: grid; grid-template-columns: 280px minmax(0, 1fr); gap: 18px; align-items: start; }
@media (max-width: 900px) { .content-grid { grid-template-columns: minmax(0, 1fr); } }
.toc { position: sticky; top: 100px; max-height: calc(100vh - 120px); overflow: auto; padding: 12px; font-size: var(--fs-sm); }
@media (max-width: 900px) { .toc { position: static; max-height: 280px; } }
.toc a { display: block; padding: 4px 6px; color: var(--ink2); overflow-wrap: anywhere; font-weight: 500; }
.toc a:hover { background: var(--panel2); text-decoration: none; color: var(--accent); }
.toc a.chap { font-weight: 800; margin-top: 6px; color: var(--accent); }
.toc a .dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--c-mot); margin-left: 5px; }
.toc a .dot.bb { background: var(--c-het); }
.doc-find { display: flex; gap: 6px; margin-bottom: 10px; flex-wrap: wrap; }
.doc-find input { flex: 1 1 200px; }
.body { font-family: var(--serif2); font-weight: 500; font-size: 1.1rem; line-height: 1.8; color: var(--text); }
.body p { margin: .45em 0; text-align: justify; hyphens: auto; }
.body p.k1 { padding-left: 0; } .body p.k2 { padding-left: 1.4em; } .body p.k3 { padding-left: 2.8em; }
.chap-box { text-align: center; margin: 24px 0 10px; }
.chap-box .cn { font: 800 1rem var(--serif); letter-spacing: .04em; } .chap-box .ct { font: 800 1rem var(--serif); text-transform: uppercase; }
.art { padding: 6px 0 12px; border-top: 1px dashed transparent; scroll-margin-top: 110px; }
.art.hit { background: var(--accent-soft); padding: 6px 10px; }
.art-h { font: 800 1.12rem/1.3 var(--serif); margin: 12px 0 3px; }
.art-h .anc { color: var(--muted); font-weight: 400; font-size: var(--fs-sm); margin-left: 6px; opacity: 0; }
.art:hover .anc { opacity: 1; }
.tl-link { font: 600 var(--fs-label) var(--sans); margin-left: 8px; white-space: nowrap; }
.no-s1 .tl-link { display: none; }
.notes { font-family: var(--sans); font-size: var(--fs-sm); margin: 6px 0 0; display: grid; gap: 4px; }
.note { border-left: 3px solid var(--c-mot); background: var(--c-mot-bg); padding: 6px 11px; color: var(--text); }
.note.bai_bo { border-color: var(--c-het); background: var(--c-het-bg); }
.note.tv { border-color: var(--c-chua); background: var(--c-chua-bg); }
.note details summary { cursor: pointer; color: var(--link); }
.note .newtxt { white-space: pre-wrap; margin: 6px 0 2px; font-family: var(--serif2); font-size: 1rem; background: var(--panel); padding: 8px 10px; }
.more-box { text-align: center; padding: 12px; }
.placeholder { text-align: center; padding: 34px 16px; border: 2px dashed var(--border); color: var(--muted); }
.placeholder b { color: var(--text); display: block; font: 800 1.1rem var(--serif); margin-bottom: 4px; }

/* ---- lược đồ */
.lg-wrap { overflow-x: auto; }
.viz-cta { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; background: var(--accent-soft); border: 1px solid var(--accent); border-left-width: 6px; padding: 14px 18px; margin-bottom: 14px; }
.viz-cta p { margin: 0; flex: 1 1 260px; font-weight: 600; }
svg.lg { display: block; width: 100%; height: auto; font-family: var(--sans); }
svg.lg text { fill: var(--text); }
svg.lg .gbox rect.bg { fill: var(--panel); stroke: var(--border); stroke-width: 1; }
svg.lg .gbox:hover rect.bg, svg.lg .gbox:focus rect.bg { stroke: var(--gc); stroke-width: 2; }
svg.lg .gbox.sel rect.bg { fill: var(--panel2); stroke: var(--gc); stroke-width: 2.5; }
svg.lg .gbox { cursor: pointer; outline: none; }
svg.lg .gbox rect.bar { fill: var(--gc); }
svg.lg .gbox .cnt { fill: var(--gc); } svg.lg .gbox .cnttxt { fill: #fff; font-weight: 700; font-size: 12px; }
svg.lg .gbox .lab { font-size: 12.5px; font-weight: 600; }
svg.lg .conn { fill: none; stroke: var(--gc); stroke-width: 1.8; opacity: .75; }
svg.lg .center rect { fill: var(--accent-soft); stroke: var(--accent); stroke-width: 2; }
svg.lg .center .cno { font-weight: 800; font-size: 15px; } svg.lg .center .cti { font-size: 12px; fill: var(--muted); }
svg.lg .side { font-size: 12px; fill: var(--muted); text-transform: uppercase; letter-spacing: .04em; font-weight: 700; }
.lg-legend { display: flex; justify-content: space-between; font-size: var(--fs-sm); color: var(--muted); margin: 0 0 6px; gap: 12px; flex-wrap: wrap; }
.gpanel { margin-top: 14px; }
.gpanel h3 { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.rel-list { list-style: none; margin: 8px 0 0; padding: 0; display: grid; gap: 6px; }
.rel-item { border: 1px solid var(--border); border-left: 4px solid var(--border); padding: 9px 13px; background: var(--panel); }
.rel-item:hover { border-left-color: var(--accent); }
.rel-item .l1 { display: flex; gap: 8px; flex-wrap: wrap; align-items: baseline; }
.rel-item .no { font-weight: 800; }
.rel-item .ti { color: var(--text); overflow-wrap: anywhere; }
.rel-item .l2 { font-size: var(--fs-sm); color: var(--muted); margin-top: 3px; display: flex; gap: 4px 12px; flex-wrap: wrap; align-items: center; }
.rel-item .ev { font-size: var(--fs-sm); color: var(--muted); font-style: italic; margin-top: 3px; overflow-wrap: anywhere; }
.nokho { color: var(--muted); font-size: var(--fs-label); border: 1px dashed var(--muted); border-radius: 3px; padding: 0 7px; white-space: nowrap; }
.kbadge { font-size: var(--fs-label); background: var(--panel2); border: 1px solid var(--border); border-radius: 3px; padding: 0 6px; color: var(--ink2); white-space: nowrap; font-weight: 600; }
.tvpl-sec { margin-top: 18px; }
.cmp-ok { color: var(--c-con); font-weight: 700; } .cmp-diff { color: var(--c-mot); font-weight: 700; }
#tip { position: fixed; z-index: 100; max-width: 340px; background: var(--panel); color: var(--text); border: 1px solid var(--rule-strong); border-top: 3px solid var(--accent);
  box-shadow: 0 8px 24px rgba(0, 0, 0, .22); padding: 8px 11px; font-size: var(--fs-sm); pointer-events: none; display: none; }
#tip b { display: block; } #tip .tm { color: var(--muted); }

/* ---- hàng đợi */
.q-chips { display: flex; gap: 6px; flex-wrap: wrap; margin: 8px 0; }
.chip { border: 1px solid var(--border); background: var(--panel); border-radius: 3px; padding: 3px 11px; font-size: var(--fs-sm); cursor: pointer; font-weight: 600; color: var(--text); }
.chip.on { background: var(--text); color: var(--bg); border-color: var(--text); }
.chip b { color: var(--muted); font-weight: 700; margin-left: 4px; }
a.chip:hover { text-decoration: none; border-color: var(--accent); color: var(--accent); }
td.tt { text-align: left !important; min-width: 220px; max-width: 460px; }
footer { background: #17181c; color: #b9bfc7; font-size: var(--fs-sm); padding: 26px 0 30px; text-align: center; margin-top: 20px; border-top: 4px solid var(--accent); }
.err { padding: 20px; border: 1px solid var(--c-het); background: var(--c-het-bg); color: var(--c-het); }

/* chống tràn ngang trên màn hình hẹp */
.body, .body p, .notes, .note, .newtxt, .rel-item, .res .t, .attrs dd, .toc a, .why, .ev-row, h1, .placeholder { overflow-wrap: anywhere; }
.content-grid > * { min-width: 0; }

/* ---- phân loại */
.tx-layout { display: grid; grid-template-columns: minmax(300px, 400px) minmax(0, 1fr); gap: 16px; align-items: start; }
@media (max-width: 900px) { .tx-layout { grid-template-columns: minmax(0, 1fr); } }
.tx-side { position: sticky; top: 100px; max-height: calc(100vh - 120px); overflow: auto; padding: 12px; }
@media (max-width: 900px) { .tx-side { position: static; max-height: none; } }
table.tx td a, table.tx th { white-space: nowrap; }
table.tx td.l a { white-space: normal; }
table.tx tr.tx-g td { background: var(--panel2); font-weight: 800; }
table.tx tr.tx-k td.l { padding-left: 20px; font-weight: 600; }
table.tx tr.on td { background: var(--accent-soft); }
table.tx tr.on td.l a { color: var(--accent); font-weight: 800; }
table.tx td a { color: var(--text); } table.tx td a:hover { color: var(--accent); }
table.tx td:not(.l) a { color: var(--ink2); }
.tx-title { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; }
.tx-prov { display: none; }
.show-tech .tx-prov { display: inline-block; }

/* ---- bộ văn bản */
.bo-h { margin: 26px 0 8px; border-bottom: 2px solid var(--rule-strong); padding-bottom: 6px; position: relative; padding-left: 16px; }
.bo-h::before { content: ''; position: absolute; left: 0; top: 3px; bottom: 9px; width: 6px; background: var(--accent); }
.bo-card { background: var(--panel); border: 1px solid var(--border); border-left: 4px solid var(--rule-strong); padding: 10px 14px; display: grid; gap: 3px; align-content: start; }
.bo-mains { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px; }
.bo-main { background: var(--accent-soft); border: 1px solid var(--accent); border-top-width: 3px; padding: 11px 14px; display: grid; gap: 3px; align-content: start; }
.bo-sec { background: var(--panel); border: 1px solid var(--border); padding: 4px 14px 12px; margin: 10px 0; }
.bo-sec > summary { cursor: pointer; font: 800 1.05rem var(--serif); padding: 9px 0; }
.bo-sec .cnt { font: 700 var(--fs-label) var(--sans); background: var(--panel2); border-radius: 999px; padding: 0 8px; margin-left: 4px; color: var(--muted); }
.bo-num { display: inline-grid; place-items: center; width: 24px; height: 24px; background: var(--text); color: var(--bg); font: 800 var(--fs-sm) var(--serif); margin-right: 6px; }
.bo-rows { display: grid; gap: 6px; }
.bo-row { border: 1px solid var(--border); border-left: 4px solid var(--border); padding: 8px 12px; background: var(--panel); }
.bo-row.main { border-color: var(--accent); background: var(--accent-soft); }
.bo-row.up { border-style: dashed; }
.bo-row .l1 { display: flex; gap: 8px; flex-wrap: wrap; align-items: baseline; }
.bo-row .no { font-weight: 800; } .bo-row .ti { overflow-wrap: anywhere; font-weight: 500; }
.bo-row .star { color: var(--accent); font-size: 1.1rem; }
.bo-row .l2 { margin-top: 5px; display: flex; gap: 4px 12px; flex-wrap: wrap; align-items: center; font-size: var(--fs-sm); color: var(--muted); }
.tl-chain h3 { margin-bottom: 8px; }
.tl-scroll { overflow-x: auto; padding-bottom: 8px; }
.tl-row { display: flex; align-items: flex-start; gap: 6px; min-width: min-content; }
.tl-col { flex: 0 0 230px; display: grid; gap: 8px; align-content: start; }
.tl-year { font: 800 1.1rem var(--serif); color: var(--accent); border-bottom: 2px solid var(--accent); padding-bottom: 2px; }
.tl-arrow { align-self: center; color: var(--muted); font-size: 1.4rem; padding-top: 22px; }
.tl-card { border: 1px solid var(--border); border-left: 4px solid var(--c-ro); padding: 8px 11px; background: var(--panel); display: grid; gap: 3px; overflow-wrap: anywhere; }
.tl-card.st-b-con_hieu_luc { border-left-color: var(--c-con); } .tl-card.st-b-het_hieu_luc { border-left-color: var(--c-het); }
.tl-card.st-b-het_hieu_luc_mot_phan { border-left-color: var(--c-mot); } .tl-card.st-b-chua_hieu_luc { border-left-color: var(--c-chua); }
.tl-card details summary { cursor: pointer; color: var(--link); }

/* ---- trang chủ: theo lĩnh vực */
.tax-groups { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 0; border-top: 1px solid var(--rule-strong); }
.tax-g { border-right: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 14px 16px; }
.tax-g h3 { display: flex; justify-content: space-between; gap: 8px; margin: 0 0 6px; font: 800 1.12rem var(--serif); }
.tax-g h3 a { color: var(--text); } .tax-g h3 a:hover { color: var(--accent); text-decoration: none; }
.tax-g h3 .n { color: var(--accent); font-variant-numeric: tabular-nums; }
.tax-g ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; font-size: var(--fs-sm); }
.tax-g li { display: flex; justify-content: space-between; gap: 8px; }
.tax-g li a { color: var(--ink2); font-weight: 600; } .tax-g li a:hover { color: var(--accent); }
.tax-g li .n { color: var(--muted); font-variant-numeric: tabular-nums; font-weight: 600; }
.tax-g .b { height: 4px; background: var(--border); margin: 0 0 8px; overflow: hidden; } .tax-g .b i { display: block; height: 100%; background: var(--accent); }
.checkrow { display: flex; align-items: center; gap: 8px; font-size: var(--fs-sm); text-transform: none; letter-spacing: 0; color: var(--text); }
.checkrow input { width: auto; }
/* bảng cây phân loại gọn trong cột hẹp */
.tx-layout { grid-template-columns: minmax(340px, 430px) minmax(0, 1fr); }
table.tx th { font-size: var(--fs-label); white-space: normal; padding: 7px 3px; letter-spacing: .02em; }
table.tx td:not(.l) { width: 54px; padding: 7px 3px; }
table.tx td.l { min-width: 150px; }
@media (max-width: 900px) { .tx-layout { grid-template-columns: minmax(0, 1fr); } }

/* ================= HỎI ĐÁP (trang hoi-dap.html): định dạng báo in "BẠN ĐỌC HỎI / TOPA TRẢ LỜI", không bong bóng chat ================= */
.kick { font: 800 var(--fs-label)/1 var(--sans); letter-spacing: .15em; text-transform: uppercase; color: var(--muted); margin: 0 0 9px; }
.kick.red { color: var(--accent); }
.qa-deck { max-width: 780px; margin-top: -4px; }
.qa-state { border: 1px solid var(--border); border-left: 4px solid var(--border); background: var(--panel); padding: 7px 12px; font-size: var(--fs-sm); margin: 6px 0 16px; color: var(--ink2); }
.qa-state.ok { border-left-color: var(--c-con); } .qa-state.bad { border-left-color: var(--accent); background: var(--accent-soft); }
.qa-state .stale { color: var(--c-mot); font-weight: 600; }
.qa-layout { display: grid; grid-template-columns: minmax(0, 1fr) 290px; gap: 22px; align-items: start; }
.qa-main { min-width: 0; } .qa-side { min-width: 0; position: sticky; top: 112px; }
@media (max-width: 940px) { .qa-layout { grid-template-columns: minmax(0, 1fr); } .qa-side { position: static; } }
.ask-box textarea { width: 100%; font: 500 1.3rem/1.45 var(--serif); color: var(--text); background: var(--bg); border: 1px solid var(--border); border-bottom: 2px solid var(--rule-strong); border-radius: 3px; padding: 12px 14px; resize: vertical; min-height: 92px; }
.ask-box textarea::placeholder { color: var(--muted); font-style: italic; }
.ask-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-top: 10px; }
.ask-row .sp { flex: 1; }
.ask-row label.asof { display: flex; align-items: center; gap: 8px; font-size: var(--fs-label); color: var(--muted); font-weight: 800; text-transform: uppercase; letter-spacing: .06em; }
.ask-row input[type=date] { font: 600 var(--fs-sm) var(--sans); color: var(--text); background: var(--panel); border: 1px solid var(--border); border-radius: 3px; padding: 6px 8px; }
.ask-row button.primary { padding: 10px 24px; font-size: 1rem; }
.ask-row button:disabled { opacity: .6; cursor: progress; }
@media (max-width: 640px) { .hide-sm { display: none; } .ask-row .sp { display: none; } }
.ctxdoc { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; background: var(--accent-soft); border-left: 4px solid var(--accent); padding: 7px 12px; margin-bottom: 10px; font-size: var(--fs-sm); }
.ctxdoc .sp { flex: 1; }
.ask-topics { margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--border); }
.ask-topics .q-chips { margin-bottom: 4px; } .ask-topics #samplek { margin-top: 20px !important; }
.q-chips.sub { margin-top: 0; padding-left: 12px; border-left: 3px solid var(--border); }
.samples { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; }
.samples li + li { border-top: 1px dotted var(--border); }
button.sample { display: block; width: 100%; text-align: left; border: 0; background: transparent; padding: 9px 6px; font: 600 1rem/1.4 var(--serif); color: var(--text); cursor: pointer; border-radius: 0; }
button.sample:hover { background: var(--panel2); color: var(--accent); }
button.sample .ar { color: var(--accent); font-weight: 800; margin-right: 8px; }
button.linkbtn { border: 0; background: none; padding: 0; color: var(--link); font: inherit; font-weight: 600; cursor: pointer; text-decoration: underline; border-radius: 0; }
button.linkbtn:hover { background: none; color: var(--accent); }
button.linkbtn.small { font-size: var(--fs-sm); }
ul.hist { list-style: none; margin: 0 0 8px; padding: 0; }
ul.hist li + li { border-top: 1px dotted var(--border); }
button.hq { display: block; width: 100%; text-align: left; border: 0; background: transparent; padding: 8px 2px; cursor: pointer; border-radius: 0; font-weight: 500; }
button.hq:hover { background: var(--panel2); }
button.hq .ht { display: block; font: 600 var(--fs-sm)/1.35 var(--serif); color: var(--text); }
button.hq .hm { display: block; font-size: var(--fs-label); color: var(--muted); margin-top: 2px; }

/* bài trả lời: khối "đăng báo" - số liệu pháp lý dùng chữ số đứng hàng (Playfair mặc định số kiểu cổ: 05 trông như o5) */
#ans *, button.sample, button.hq .ht, .ask-box textarea { font-variant-numeric: lining-nums; }   /* đặt SAU mọi `font:` rút gọn của khối (shorthand đặt lại thuộc tính này) */
#ans { margin-top: 20px; }
article.qa { background: var(--panel); border: 1px solid var(--border); border-top: 3px solid var(--rule-strong); padding: 0; }
.qa-q { padding: 18px 24px 14px; border-bottom: 1px solid var(--border); background: var(--panel2); }
.qa-q .q { font: 800 1.45rem/1.3 var(--serif); margin: 0; color: var(--text); letter-spacing: -.005em; }
.qa-q .qmeta { font-size: var(--fs-sm); color: var(--muted); margin-top: 7px; }
.qa-a { padding: 18px 24px 22px; }
.dateline { font-size: var(--fs-sm); color: var(--muted); border-bottom: 1px solid var(--border); padding-bottom: 8px; margin-bottom: 14px; font-weight: 600; }
.dateline .saved { color: var(--c-mot); }
.qa-a .lead { font: 500 1.2rem/1.55 var(--serif); margin: 0 0 12px; color: var(--text); }
.qa-a .lead strong { font-weight: 800; }
ul.points { list-style: none; margin: 4px 0 6px; padding: 0; }
ul.points > li { position: relative; padding: 7px 0 7px 22px; font: 500 1.02rem/1.6 var(--serif); color: var(--ink2); border-top: 1px dotted var(--border); }
ul.points > li:first-child { border-top: 0; }
ul.points > li::before { content: ''; position: absolute; left: 4px; top: 1.1em; width: 7px; height: 7px; background: var(--accent); }
a.cite { display: inline-block; font: 800 var(--fs-label)/1 var(--sans); color: var(--accent); vertical-align: super; margin: 0 1px; padding: 1px 2px; }
a.cite:hover { background: var(--accent); color: var(--accent-ink); text-decoration: none; }
.comp { margin-top: 3px; font-family: var(--sans); }
.qa-note { background: var(--panel2); border-left: 4px solid var(--seg-part); padding: 8px 12px; margin: 0 0 12px; font-size: var(--fs-sm); }
.qa-note.warn { border-left-color: var(--c-mot); } .qa-note.bad { border-left-color: var(--accent); background: var(--accent-soft); }
.askback { background: var(--accent-soft); border: 1px solid var(--accent); border-left-width: 6px; padding: 12px 16px 14px; margin: 14px 0; }
.askback .abq { font: 800 1.12rem/1.45 var(--serif); margin: 0 0 10px; color: var(--text); }
.abf { display: flex; gap: 8px; flex-wrap: wrap; }
.abf input { flex: 1; min-width: 200px; font-size: .98rem; padding: 8px 10px; }
h3.sec { font: 800 var(--fs-sm)/1 var(--sans); letter-spacing: .12em; text-transform: uppercase; margin: 22px 0 10px; padding-top: 12px; border-top: 2px solid var(--rule-strong); }
h3.sec .small { text-transform: none; letter-spacing: 0; font-weight: 500; }
.srcs { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 10px; }
article.src { display: flex; gap: 10px; background: var(--bg); border: 1px solid var(--border); border-left: 4px solid var(--border); padding: 9px 11px; min-width: 0; }
article.src.hit { border-left-color: var(--accent); background: var(--accent-soft); }
.src-no { flex: none; width: 24px; height: 24px; border-radius: 50%; background: var(--text); color: var(--bg); font: 800 var(--fs-sm)/24px var(--sans); text-align: center; }
.src-body { min-width: 0; flex: 1; }
a.src-t, span.src-t { font: 800 .98rem/1.3 var(--sans); }
span.src-t.nokho { color: var(--muted); }
.src-h { font: 600 var(--fs-sm)/1.35 var(--serif); color: var(--ink2); }
.src-meta { display: flex; flex-wrap: wrap; gap: 6px 10px; align-items: center; margin: 4px 0 2px; }
.src-doc { margin-top: 2px; }
.badge.fl-con { background: var(--c-con-bg); color: var(--c-con); } .badge.fl-mot { background: var(--c-mot-bg); color: var(--c-mot); }
.badge.fl-het { background: var(--c-het-bg); color: var(--c-het); } .badge.fl-ro { background: var(--c-ro-bg); color: var(--c-ro); }
details.src-q { margin-top: 5px; } details.src-q summary { cursor: pointer; font-size: var(--fs-sm); color: var(--link); font-weight: 600; }
details.src-q blockquote { margin: 6px 0; padding: 6px 10px; border-left: 3px solid var(--border); background: var(--panel); font: 500 var(--fs-sm)/1.55 var(--serif); white-space: pre-line; max-height: 260px; overflow: auto; }
ul.relist { list-style: none; margin: 0; padding: 0; } ul.relist li { padding: 6px 0; border-top: 1px dotted var(--border); } ul.relist li:first-child { border-top: 0; }
details.qa-fold { margin-top: 14px; border: 1px solid var(--border); background: var(--bg); }
details.qa-fold > summary { cursor: pointer; padding: 8px 12px; font: 800 var(--fs-label)/1.2 var(--sans); letter-spacing: .1em; text-transform: uppercase; color: var(--ink2); }
details.qa-fold[open] > summary { border-bottom: 1px solid var(--border); }
details.qa-fold > :not(summary) { margin-left: 12px; margin-right: 12px; }
details.qa-fold > :last-child { margin-bottom: 10px; } details.qa-fold > summary + * { margin-top: 10px; }
details.qa-fold .cnt { background: var(--text); color: var(--bg); border-radius: 9px; padding: 1px 7px; margin-left: 6px; letter-spacing: 0; text-transform: none; font-weight: 700; }
details.notes ul { margin: 0; padding-left: 18px; font-size: var(--fs-sm); } details.notes li + li { margin-top: 5px; }
ul.removed { margin: 0 0 8px; padding-left: 18px; } ul.removed del { color: var(--c-het); text-decoration-thickness: 1.5px; }
.disclaimer { font-size: var(--fs-label); color: var(--muted); border-top: 1px solid var(--border); margin: 16px 0 0; padding-top: 8px; font-style: italic; }
.progress { display: flex; gap: 14px; align-items: center; padding: 6px 0; font: 600 1.05rem/1.4 var(--serif); }
.spin { width: 26px; height: 26px; border: 3px solid var(--border); border-top-color: var(--accent); border-radius: 50%; animation: qaspin 1s linear infinite; flex: none; }
@keyframes qaspin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .spin { animation-duration: 3s; } }
@media (max-width: 640px) { .qa-q, .qa-a { padding-left: 14px; padding-right: 14px; } .qa-q .q { font-size: 1.2rem; } .qa-a .lead { font-size: 1.08rem; } .srcs { grid-template-columns: minmax(0, 1fr); } }
[id^="u-"] { scroll-margin-top: 134px; }   /* liên kết từ trang Hỏi đáp tới Điều/khoản: không để thanh điều hướng dính che mất tiêu đề */

/* ================= G1: khung chung + trang chủ kiểu báo + tra cứu ================= */
.ticon { display: inline-block; vertical-align: middle; flex: none; }
footer .foot-links { margin-bottom: 8px; font-weight: 600; }
footer .foot-links a { color: #e7e2d6; text-decoration: underline; text-underline-offset: 3px; }
footer .foot-links a:hover { color: #fff; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.kicker { font: 800 var(--fs-sm)/1 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--accent); margin: 0 0 8px; }
.kicker.muted { color: var(--muted); }
.link-more { font-weight: 700; font-size: var(--fs-sm); white-space: nowrap; }

/* --- trang chủ */
body.is-home main { padding-top: 12px; }
.masthead { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; border-bottom: 3px double var(--rule-strong); padding: 0 0 8px; margin-bottom: 20px; color: var(--muted); font-size: var(--fs-sm); font-weight: 600; }
.masthead b { color: var(--text); font-weight: 800; }
.home-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 36px; align-items: start; }
.home-col > section + section { margin-top: 30px; }
@media (max-width: 960px) { .home-grid { grid-template-columns: minmax(0, 1fr); gap: 26px; } }

.ask-hero h1 { font: 900 clamp(1.9rem, 3.2vw, 2.6rem)/1.08 var(--serif); letter-spacing: -.015em; margin: 0 0 8px; }
.ask-hero .lead { font-size: 1.1rem; color: var(--ink2); margin: 0 0 14px; max-width: 40em; }
.ask-hero form { display: flex; gap: 8px; }
.ask-hero form input { flex: 1; min-width: 0; font-size: 1.12rem; padding: 14px 16px; border: 1px solid var(--rule-strong); border-radius: 3px; background: var(--panel); }
.ask-hero form button { font-size: 1.05rem; padding: 12px 26px; }
.try-row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-top: 12px; font-size: var(--fs-sm); }
.try-row .lbl { color: var(--muted); font-weight: 700; margin-right: 2px; }
.pill { display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--border); background: var(--panel); border-radius: 999px; padding: 6px 13px; color: var(--ink2); font-weight: 600; font-size: var(--fs-sm); line-height: 1.2; }
.pill:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }
.pill .ticon { color: var(--accent); }

.sec-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; border-top: 3px solid var(--rule-strong); padding-top: 10px; margin-bottom: 4px; }
.sec-head h2 { margin: 0; font: 800 1.35rem/1.2 var(--serif); letter-spacing: -.01em; }
.sec-head .sub { color: var(--muted); font-size: var(--fs-sm); font-weight: 600; }
.feed { list-style: none; margin: 0; padding: 0; }
.feed > li { border-bottom: 1px solid var(--border); }
a.fi { display: grid; grid-template-columns: 64px minmax(0, 1fr); gap: 14px; padding: 13px 4px; color: var(--text); align-items: start; }
a.fi:hover { background: var(--panel); text-decoration: none; }
a.fi:hover .fi-title { color: var(--accent); }
.fi-date { text-align: center; border: 1px solid var(--border); background: var(--panel); padding: 5px 2px 6px; line-height: 1.1; }
.fi-date b { display: block; font: 800 1.45rem/1.05 var(--serif); font-variant-numeric: lining-nums; }
.fi-date small { display: block; font-size: var(--fs-label); color: var(--muted); font-weight: 700; margin-top: 2px; }
.fi-top { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 8px; margin-bottom: 3px; }
.fi-no { font-weight: 800; color: var(--accent); font-size: var(--fs-sm); font-variant-numeric: lining-nums; }
.fi-title { display: block; font: 700 1.08rem/1.38 var(--serif); font-variant-numeric: lining-nums; }
.fi-title.know { font: 500 var(--fs-sm)/1.42 var(--sans); color: var(--ink2); display: -webkit-box; -webkit-line-clamp: 2; line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.fi-title.know .know-k { margin-right: 6px; font: 800 var(--fs-label)/1 var(--sans); letter-spacing: .06em; text-transform: uppercase; color: var(--accent); white-space: nowrap; }
a.fi:hover .fi-title.know { color: var(--accent); }
.fi-note { display: block; color: var(--muted); font-size: var(--fs-sm); font-weight: 500; margin-top: 3px; }
a.fi.up .fi-date { border-color: var(--accent); background: var(--accent-soft); }
a.fi.up .fi-date b { color: var(--accent); }
.countdown { font-weight: 800; color: var(--accent); font-size: var(--fs-sm); }
.countdown.soon { background: var(--accent); color: var(--accent-ink); padding: 1px 9px; border-radius: 3px; }

.swap { display: block; padding: 12px 4px; color: var(--text); }
.swap:hover { background: var(--panel); text-decoration: none; }
.swap .old, .swap .new { display: flex; gap: 8px; align-items: baseline; flex-wrap: wrap; }
.swap .old .t { font: 600 1rem/1.35 var(--serif); color: var(--muted); text-decoration: line-through; text-decoration-color: var(--c-het); text-decoration-thickness: 1.5px; }
.swap .new { margin-top: 5px; padding-left: 4px; }
.swap .new .t { font: 700 1rem/1.35 var(--serif); }
.swap .mark { font-weight: 800; }
.swap .mark.x { color: var(--c-het); } .swap .mark.v { color: var(--c-con); }
.swap .no { font-weight: 800; font-size: var(--fs-sm); font-variant-numeric: lining-nums; }
.swap .new .no { color: var(--c-con); }
.swap .old .no { color: var(--c-het); }
.swap .when { color: var(--muted); font-size: var(--fs-sm); font-weight: 600; }

.band { margin-top: 38px; }
.tile-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 0; border-top: 1px solid var(--border); border-left: 1px solid var(--border); margin-top: 12px; }
.tile-grid.cols3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.tile { display: flex; gap: 12px; align-items: flex-start; padding: 14px 16px; background: var(--panel); border-right: 1px solid var(--border); border-bottom: 1px solid var(--border); color: var(--text); min-width: 0; }
.tile:hover { background: var(--accent-soft); text-decoration: none; }
.tile .ticon { color: var(--accent); margin-top: 2px; width: 30px; height: 30px; }
.tile b { display: block; font: 800 1.05rem/1.25 var(--serif); }
.tile small { display: block; color: var(--muted); font-size: var(--fs-sm); font-weight: 500; margin-top: 2px; line-height: 1.35; }
@media (max-width: 760px) { .tile-grid, .tile-grid.cols3 { grid-template-columns: repeat(2, minmax(0, 1fr)); } .tile { padding: 12px; gap: 8px; } .tile .ticon { width: 26px; height: 26px; } }
@media (max-width: 420px) { .tile-grid, .tile-grid.cols3 { grid-template-columns: minmax(0, 1fr); } }

.role-tabs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; margin-top: 12px; border: 1px solid var(--rule-strong); }
.role-tab { text-align: left; border: 0; border-right: 1px solid var(--border); border-radius: 0; background: var(--panel); padding: 14px 16px; cursor: pointer; font: inherit; color: var(--text); }
.role-tab:last-child { border-right: 0; }
.role-tab b { display: block; font: 800 1.12rem/1.25 var(--serif); }
.role-tab span { display: block; color: var(--muted); font-size: var(--fs-sm); font-weight: 500; margin-top: 3px; line-height: 1.35; }
.role-tab:hover { background: var(--panel2); }
.role-tab.on { background: var(--text); color: var(--bg); }
.role-tab.on span { color: #d6d2c8; }
.role-body { background: var(--panel); border: 1px solid var(--border); border-top: 0; padding: 16px 20px 8px; }
.role-body .intro { margin: 0 0 8px; color: var(--ink2); }
ol.steps { list-style: none; counter-reset: st; margin: 0; padding: 0; }
ol.steps > li { counter-increment: st; display: grid; grid-template-columns: 34px minmax(0, 1fr); gap: 12px; padding: 11px 0; border-top: 1px dotted var(--border); align-items: start; }
ol.steps > li::before { content: counter(st); width: 28px; height: 28px; border-radius: 50%; background: var(--text); color: var(--bg); font: 800 var(--fs-sm)/28px var(--serif); text-align: center; }
ol.steps .st-t { font: 700 1.05rem/1.35 var(--serif); }
ol.steps .st-t a { color: var(--text); } ol.steps .st-t a:hover { color: var(--accent); }
ol.steps .st-no { color: var(--accent); font-weight: 800; font-family: var(--sans); font-size: var(--fs-sm); margin-right: 4px; }
ol.steps .st-why { color: var(--ink2); font-size: var(--fs-sm); margin-top: 2px; }
ol.steps li.ask::before { background: var(--accent); content: '?'; }
@media (max-width: 760px) { .role-tabs { grid-template-columns: minmax(0, 1fr); } .role-tab { border-right: 0; border-bottom: 1px solid var(--border); padding: 11px 14px; } .role-tab span { display: none; } .role-tab.on span { display: block; } .role-body { padding: 12px 14px 4px; } }

.faq-tabs { display: flex; gap: 6px; flex-wrap: wrap; margin: 12px 0 6px; }
.faq-tab { border-radius: 999px; padding: 6px 14px; font-weight: 700; font-size: var(--fs-sm); background: var(--panel); border-color: var(--border); color: var(--ink2); }
.faq-tab.on { background: var(--text); color: var(--bg); border-color: var(--text); }
ul.faq { list-style: none; margin: 0; padding: 0; border-top: 2px solid var(--rule-strong); }
ul.faq li { border-bottom: 1px solid var(--border); }
ul.faq a { display: flex; gap: 12px; align-items: baseline; justify-content: space-between; padding: 13px 4px; color: var(--text); font: 600 1.08rem/1.4 var(--serif); }
ul.faq a:hover { background: var(--panel); color: var(--accent); text-decoration: none; }
ul.faq a .go { color: var(--accent); font: 800 var(--fs-sm) var(--sans); white-space: nowrap; }
.home-foot { margin-top: 30px; padding-top: 12px; border-top: 1px solid var(--border); color: var(--muted); font-size: var(--fs-sm); }

/* --- tra cứu */
.s-top h1 { font-size: 1.9rem; margin: 0 0 12px; }
.s-form { display: flex; gap: 8px; }
.s-form input { flex: 1; min-width: 0; font-size: 1.12rem; padding: 13px 15px; border: 1px solid var(--rule-strong); }
.s-form button { font-size: 1.02rem; padding: 10px 24px; }
.s-bar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-top: 12px; }
.s-bar .filter-toggle { display: none; }
.s-bar .count { flex: 1; color: var(--muted); font-weight: 600; min-width: 0; }
.s-bar .count b { color: var(--text); }
.s-bar label.sortl { display: flex; gap: 8px; align-items: center; color: var(--muted); font-size: var(--fs-sm); font-weight: 700; }
.s-filters { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 10px 12px; margin-top: 12px; padding: 12px 14px; background: var(--panel); border: 1px solid var(--border); }
.s-filters label { display: grid; gap: 3px; font-size: var(--fs-label); color: var(--muted); font-weight: 800; text-transform: uppercase; letter-spacing: .04em; }
.s-filters label.check { display: flex; align-items: center; gap: 8px; text-transform: none; letter-spacing: 0; font-size: var(--fs-sm); color: var(--text); font-weight: 600; align-self: end; padding-bottom: 8px; }
.s-filters label.check input { width: 18px; height: 18px; }
.s-filters .reset { align-self: end; justify-self: start; }
.s-sugg { margin-top: 16px; }
.s-sugg .pills { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.askcard { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; background: var(--accent-soft); border: 1px solid var(--accent); border-left-width: 6px; padding: 12px 16px; margin: 14px 0 4px; }
.askcard p { margin: 0; flex: 1 1 260px; font-weight: 600; line-height: 1.4; }
.askcard p em { font-style: normal; font-weight: 800; }
.near-note { background: var(--panel2); border-left: 4px solid var(--gold); padding: 8px 12px; margin: 12px 0 0; font-size: var(--fs-sm); }
.res .t { font-size: 1.15rem; }
.res .meta { font-size: var(--fs-sm); }
.res .tags { display: flex; flex-wrap: wrap; gap: 5px; }
@media (max-width: 760px) {
  .s-top h1 { font-size: 1.5rem; margin-bottom: 8px; }
  .s-form input { padding: 11px 12px; font-size: 1rem; }
  .s-form button { padding: 10px 16px; }
  .s-bar .filter-toggle { display: inline-flex; align-items: center; gap: 6px; }
  .s-bar label.sortl span { display: none; }
  .s-filters { display: none; grid-template-columns: minmax(0, 1fr); }
  .s-filters.open { display: grid; }
  .res { padding: 11px 12px; }
}

/* --- trang phụ "Về dữ liệu" */
.admin-note { background: var(--panel); border: 1px solid var(--border); border-left: 4px solid var(--gold); padding: 12px 16px; margin-bottom: 16px; }
.admin-note p { margin: 0 0 6px; }
.admin-links { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 8px; }

/* --- điện thoại: gọn, không tràn ngang */
@media (max-width: 760px) {
  .wrap { padding: 0 14px; }
  main { padding-top: 14px; }
  .masthead { font-size: var(--fs-sm); margin-bottom: 14px; }
  .ask-hero .lead { font-size: 1rem; margin-bottom: 10px; }
  .ask-hero form input { padding: 12px; font-size: 1rem; }
  .ask-hero form button { padding: 10px 16px; }
  a.fi { grid-template-columns: 52px minmax(0, 1fr); gap: 10px; }
  .fi-date b { font-size: 1.25rem; }
  .fi-title { font-size: 1.02rem; }
  .sec-head h2 { font-size: 1.2rem; }
  .try-row { font-size: var(--fs-sm); }
}

/* --- trang chủ: chỉnh lại sau vòng 1 (ngày dd/mm một mốc, dải "thay bằng gì" rộng, ô bộ văn bản gọn) */
.more-row { margin: 10px 0 0; }
.fi-date { padding: 8px 2px 8px; }
.fi-date b { font-size: 1.12rem; letter-spacing: -.01em; }
a.fi { grid-template-columns: 70px minmax(0, 1fr); }
ul.swap-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 40px; border-top: 2px solid var(--rule-strong); margin-top: 6px; }
ul.swap-grid > li:nth-child(-n+2) { border-top: 0; }
.tile { align-items: center; padding: 13px 14px; }
.tile b { font-size: 1.02rem; }
@media (max-width: 960px) { ul.swap-grid { grid-template-columns: minmax(0, 1fr); } }
@media (max-width: 760px) { a.fi { grid-template-columns: 62px minmax(0, 1fr); } }
.h-link { color: var(--text); } .h-link:hover { color: var(--accent); text-decoration: none; }
.h-link .h-arrow { color: var(--accent); font-family: var(--sans); font-weight: 800; }
.sec-head h2 { flex: 1; }
.h-link::after { content: ' →'; color: var(--accent); font-family: var(--sans); font-weight: 800; }
.band { margin-top: 56px; }
@media (min-width: 961px) { .home-grid { min-height: calc(100vh - 150px); } }     /* màn đầu chỉ có tin chính; các dải bên dưới nằm dưới nếp gấp */
.swap .old .when { flex-basis: 100%; padding-left: 22px; margin-top: -2px; }
.swap .old .t { flex: 1 1 60%; }
.swap .new { padding-left: 22px; margin-top: 3px; }
@media (max-width: 760px) { .s-bar .count { flex: 1 1 0; font-size: var(--fs-sm); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; } }

/* R7: trang chủ trên điện thoại - "Vừa hết hiệu lực" chỉ giữ 3 mục đầu; phần còn lại nằm sau liên kết "Xem thêm" ngay dưới */
/* (gói T5: danh sách gập bằng nút 'Xem thêm' do home.js dựng, xem cuối tệp) */

/* R3/R6: trang chủ có tin thật (dải 90 ngày, dòng tóm tắt dưới mỗi mục) + tra cứu (tóm tắt, "→ thay bằng", số kết quả thật) */
.brand b { font-weight: 900; color: var(--accent); }
.week-strip { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 12px; margin: 0 0 16px; padding: 10px 14px; background: var(--panel); border: 1px solid var(--border); border-left: 4px solid var(--accent); font-size: var(--fs-sm); color: var(--ink2); }
.week-strip > b { font: 800 var(--fs-label)/1.2 var(--sans); letter-spacing: .08em; text-transform: uppercase; color: var(--accent); }
.week-strip a { color: var(--text); font-weight: 600; } .week-strip a:hover { color: var(--accent); }
.week-strip a b { font-weight: 800; font-variant-numeric: lining-nums; }
.week-strip .ws-dot { color: var(--muted); } .week-strip .ws-note { color: var(--muted); font-weight: 500; }
.fi-sum { display: -webkit-box; -webkit-line-clamp: 2; line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-top: 4px; font: 500 var(--fs-sm)/1.45 var(--sans); color: var(--ink2); }
.fi-sum:empty, .res-sum:empty { display: none; }
.fi-sum-k, .res-sum .sum-k { margin-right: 6px; font: 800 var(--fs-label)/1 var(--sans); letter-spacing: .06em; text-transform: uppercase; color: var(--accent); white-space: nowrap; }
.res-sum { display: -webkit-box; -webkit-line-clamp: 2; line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin: 5px 0 0; font: 500 var(--fs-sm)/1.45 var(--sans); color: var(--ink2); }
.res .meta .repl { color: var(--c-con); font-weight: 700; } .res .meta .repl:hover { color: var(--accent); }
.res .meta .repl b { font-variant-numeric: lining-nums; }
/* W3: nhãn một bước - văn bản thay thế cũng đã hết hiệu lực / chỉ bị bãi bỏ: không dùng màu "đang áp dụng" */
.res .meta .repl.repl-dead, .res .meta .repl.repl-bai { color: var(--muted); } .res .meta .repl .repl-note { font-weight: 500; }
@media (max-width: 760px) { .s-bar .count .pg { display: none; } .week-strip { padding: 9px 12px; } }
.fi-sum-fb { color: var(--muted); font-weight: 500; }
@media (max-width: 760px) { .s-bar .count { flex: 1 1 100%; order: -1; white-space: normal; overflow: visible; } }


/* ================= Gói T3 + T5: trang chủ gọn trên điện thoại (390px) ================= */
.fi-date small { font-weight: 700; letter-spacing: .02em; font-variant-numeric: lining-nums; }
.fold-btn, .acc-btn { display: none; }
@media (max-width: 760px) {
  /* danh sách dài: chỉ vài mục đầu, phần còn lại sau nút */
  ul.feed > li.m-x { display: none; }
  ul.feed.m-open > li.m-x { display: list-item; }
  .fold-btn { display: block; width: 100%; margin: 10px 0 0; min-height: 44px; padding: 10px 14px; border: 1px solid var(--text); border-radius: 3px; background: var(--panel); color: var(--text); font: 700 var(--fs-sm)/1.2 var(--sans); cursor: pointer; }
  .fold-btn:hover { background: var(--accent-soft); }
  /* mô tả phụ dưới mỗi mục ẩn trên điện thoại (còn ở máy tính và trong trang văn bản) */
  a.fi .fi-sum { display: none; }
  a.fi { padding: 10px 2px; }
  .fi-top { margin-bottom: 1px; }
  .fi-date { padding: 5px 2px 5px; }
  /* khoảng trắng dọc */
  body.is-home main { padding-top: 6px; }
  .masthead { padding-bottom: 5px; margin-bottom: 10px; }
  .ask-hero h1 { font-size: 1.7rem; margin-bottom: 8px; }
  .try-row { margin-top: 8px; gap: 6px; }
  .pill { padding: 5px 11px; }
  .week-strip { margin-bottom: 10px; padding: 8px 12px; }
  .home-grid { gap: 14px; }
  .home-col > section + section { margin-top: 18px; }
  .sec-head { padding-top: 8px; margin-bottom: 2px; }
  .band { margin-top: 20px; }
  .tile-grid { margin-top: 8px; }
  .tile { padding: 10px 11px; }
  .more-row { margin: 6px 0 0; }
  .swap { padding: 9px 2px; }
  .home-foot { margin-top: 18px; font-size: var(--fs-sm); line-height: 1.5; }
  /* khối phụ gập thành accordion: chỉ còn dòng tiêu đề + nút +/− */
  .m-acc > .sec-head { cursor: pointer; align-items: center; }
  .m-acc > .sec-head .sub { display: none; }
  .week-strip .ws-dot { display: none; }
  .m-acc .acc-btn { display: inline-grid; place-items: center; flex: none; width: 36px; height: 36px; border: 1px solid var(--text); border-radius: 3px; background: var(--panel); color: var(--text); font: 800 1.3rem/1 var(--sans); cursor: pointer; }
  .m-acc:not(.m-open) > :not(.sec-head) { display: none; }
}
@media (max-width: 420px) { .tile-grid, .tile-grid.cols3 { grid-template-columns: repeat(2, minmax(0, 1fr)); } .tile b { font-size: .98rem; } }

/* ================= Gói U4 + U5: "Tuần này" trên trang chủ, ngày dữ liệu, nhãn câu hỏi thường gặp ================= */
.masthead .mh-data { color: var(--muted); font-weight: 600; }
.week-now { margin: 0 0 18px; }
.week-now .wk-sub { margin: 6px 0 8px; color: var(--ink2); font-size: var(--fs-sm); line-height: 1.5; }
.week-now .wk-sub b { color: var(--text); font-weight: 800; font-variant-numeric: lining-nums; }
.wk-counts { list-style: none; margin: 0 0 8px; padding: 0; display: flex; flex-wrap: wrap; gap: 2px 18px; font-size: var(--fs-sm); color: var(--ink2); }
.wk-counts b { font: 800 1.05rem/1.2 var(--sans); color: var(--accent); font-variant-numeric: lining-nums; margin-right: 3px; }
.wk-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--border); }
.wk-list li { border-bottom: 1px solid var(--border); }
.wk-list a { display: grid; grid-template-columns: 11.5em minmax(0, 1fr); gap: 10px; padding: 9px 4px; color: var(--text); align-items: baseline; }
.wk-list a:hover { background: var(--panel); text-decoration: none; }
.wk-list a:hover .wk-t { color: var(--accent); }
.wk-k { font: 800 var(--fs-label)/1.3 var(--sans); letter-spacing: .04em; text-transform: uppercase; color: var(--accent); font-variant-numeric: lining-nums; }
.wk-t { font: 600 var(--fs-sm)/1.4 var(--sans); }
.wk-t b { color: var(--accent); font-weight: 800; }
ul.faq a .go.ask { color: var(--ink2); }
@media (max-width: 760px) {
  .week-now { margin-bottom: 12px; }
  .wk-list a { grid-template-columns: minmax(0, 1fr); gap: 2px; padding: 8px 2px; }
}

/* W2: THẺ LƯU Ý "số liệu đã đổi" dùng chung (tra cứu, Bộ văn bản, trang văn bản). Trên trang tra cứu search.css định nghĩa lại cùng kiểu. */
.topic-notice { display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 10px; background: var(--panel); border: 1px solid var(--gold); border-left-width: 6px; padding: 10px 14px; margin: 14px 0 0; font-size: var(--fs-sm); line-height: 1.5; }
.topic-notice .tn-k { font: 800 var(--fs-label)/1 var(--sans); letter-spacing: .06em; text-transform: uppercase; color: var(--gold); white-space: nowrap; }
.topic-notice .tn-v { flex: 1 1 240px; min-width: 0; overflow-wrap: anywhere; }
.topic-notice .tn-v b { font-weight: 800; }
.topic-notice a { font-weight: 700; color: var(--link); }

/* ---- bộ lọc 2 CẤP (gói T5): chọn chủ đề -> dải chip TAG CON kèm số đếm "hiện hành / tổng" + chip "Khác". Dùng ở Tra cứu và Duyệt tất cả.
   Rộng: xuống dòng. Điện thoại (<= 700px): MỘT hàng cuộn ngang trong khung (không bao giờ làm tràn trang). */
.tg-wrap { margin: 12px 0 0; min-width: 0; max-width: 100%; }
.tg-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 12px; margin: 0 0 7px; font-size: var(--fs-sm); color: var(--muted); }
.tg-head b { color: var(--text); font-weight: 800; }
.tg-head .tg-note { font-size: var(--fs-label); }
.tg-strip { display: flex; flex-wrap: wrap; gap: 8px; min-width: 0; }
.tg-chip { display: inline-flex; align-items: baseline; gap: 8px; padding: 6px 13px; border: 1px solid var(--border); background: var(--panel); border-radius: 999px;
  font: 700 var(--fs-sm)/1.3 var(--sans); color: var(--ink2); cursor: pointer; text-align: left; max-width: 100%; }
.tg-chip:hover { border-color: var(--accent); color: var(--accent); }
.tg-chip .tg-c { font-weight: 600; font-size: var(--fs-label); color: var(--muted); white-space: nowrap; font-variant-numeric: tabular-nums; }
.tg-chip .tg-c b { font-weight: 800; color: var(--text); }
.tg-chip.on { background: var(--text); border-color: var(--text); color: var(--bg); }
.tg-chip.on .tg-c, .tg-chip.on .tg-c b { color: var(--bg); opacity: .9; }
.tg-chip.tg-zero { opacity: .55; }
.tg-chip.tg-other { border-style: dashed; }
.tg-opt { display: inline-flex; align-items: center; gap: 8px; margin: 10px 0 0; font-size: var(--fs-sm); color: var(--ink2); font-weight: 600; }
.tg-opt input { width: 17px; height: 17px; }
/* tra cứu: dải chip nằm TRƯỚC bảng lọc trong mã (điện thoại thấy ngay, không phải cuộn qua bảng lọc đang mở); máy rộng đưa xuống dưới bảng lọc */
.s-top { display: flex; flex-direction: column; }
.s-top > * { min-width: 0; }
@media (min-width: 701px) { .s-top > #tgbox { order: 9; } }
@media (max-width: 700px) {
  .tg-strip { flex-wrap: nowrap; overflow-x: auto; padding: 2px 34px 8px 2px; -webkit-overflow-scrolling: touch; scrollbar-width: thin; scroll-snap-type: x proximity;
    -webkit-mask-image: linear-gradient(to right, #000 calc(100% - 30px), transparent); mask-image: linear-gradient(to right, #000 calc(100% - 30px), transparent); }
  .tg-chip { flex: none; white-space: nowrap; scroll-snap-align: start; padding: 7px 13px; min-height: 38px; }
}
/* thẻ tag con trên kết quả / trang văn bản */
.badge.sub { background: var(--accent-soft); border: 1px solid transparent; color: var(--accent-dark); font-weight: 700; white-space: normal; max-width: 100%; }   /* tên tag con v2 dài (vd GTGT khấu trừ) phải xuống dòng, không tràn ngang ở 390px */
a.badge.sub:hover { border-color: var(--accent); text-decoration: none; }