/* vanban.phaplyvn.com — "Lex-Gazette Editorial" (thiết kế Stitch, 10/07/2026)
   Công báo cao cấp: đỏ rượu + vàng đồng + nền giấy ấm, serif Playfair, góc vuông trang trọng. */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;600;700&family=Inter:wght@400;500;600;700&display=swap');

:root {
  --ink: #1c1b1b;
  --ink-soft: #564242;
  --paper: #fdfcf8;
  --surface: #ffffff;
  --surface-low: #f6f3f2;
  --burgundy: #7c1d2b;
  --burgundy-deep: #5d0317;
  --bronze: #b08d57;
  --bronze-lite: #d4c3a7;
  --active: #1f7a4d;
  --active-bg: #e7f2ec;
  --expired: #b3261e;
  --expired-bg: #fbeae8;
  --unknown: #897172;
  --unknown-bg: #efeae2;
  --serif: 'Playfair Display', 'Times New Roman', Georgia, serif;
  --sans: 'Inter', -apple-system, 'Segoe UI', Roboto, system-ui, sans-serif;
  --shadow: 0 1px 2px rgba(28,27,27,.04), 0 8px 24px -12px rgba(93,3,23,.08);
  --margin: clamp(20px, 5vw, 64px);
}

* { box-sizing: border-box; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--sans); font-size: 16px; line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
.serif { font-family: var(--serif); }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 var(--margin); }
a { color: var(--burgundy); text-decoration: none; }
a:hover { color: var(--burgundy-deep); }
.muted { color: var(--ink-soft); }
::selection { background: var(--burgundy); color: #fff; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(253,252,248,.95); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--bronze-lite);
}
.header-inner { display: flex; align-items: center; gap: 28px; padding: 14px var(--margin); flex-wrap: wrap; max-width: 1248px; margin: 0 auto; }
.brand { display: flex; align-items: center; gap: 14px; }
.brand:hover { color: inherit; }
.emblem {
  width: 46px; height: 46px; flex-shrink: 0; border-radius: 50%;
  background: radial-gradient(circle at 30% 25%, #93283a, var(--burgundy) 70%);
  border: 2px solid var(--bronze); color: #f6e6c8;
  display: grid; place-items: center; font-size: 24px;
  box-shadow: inset 0 0 0 3px rgba(176,141,87,.18);
}
.brand-text strong {
  display: block; font-family: var(--serif); font-size: 20px; font-weight: 700;
  color: var(--burgundy); letter-spacing: .3px; line-height: 1.1;
}
.brand-text small { color: var(--ink-soft); font-size: 12px; letter-spacing: .04em; text-transform: uppercase; }
.search { margin-left: auto; display: flex; align-items: center; flex: 1 1 300px; max-width: 460px;
  background: var(--surface-low); border: 1px solid var(--bronze-lite); border-radius: 999px; padding: 4px 6px 4px 16px; }
.search svg { width: 18px; height: 18px; color: var(--ink-soft); flex-shrink: 0; }
.search input { flex: 1; border: 0; background: transparent; font-family: var(--sans); font-size: 15px; color: var(--ink); padding: 8px 10px; }
.search input:focus { outline: none; }
.search input::placeholder { color: rgba(86,66,66,.5); }
.search button { border: 0; background: var(--burgundy); color: #fff; font-family: var(--sans); font-weight: 600;
  font-size: 12px; letter-spacing: .08em; text-transform: uppercase; padding: 9px 18px; border-radius: 999px; cursor: pointer; }
.search button:hover { background: var(--burgundy-deep); }

/* Main */
main.wrap { padding-top: 40px; padding-bottom: 60px; }

/* Hero + stats */
.hero { margin-bottom: 48px; }
.hero h1 { font-family: var(--serif); font-weight: 700; color: var(--burgundy);
  font-size: clamp(2rem, 1.2rem + 3vw, 3rem); letter-spacing: -.02em; margin: 0 0 28px; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
  border-top: 1px solid rgba(212,195,167,.5); border-bottom: 1px solid rgba(212,195,167,.5); padding: 26px 0; }
.stat { display: flex; flex-direction: column; gap: 6px; }
.stat .lbl { font-size: 11.5px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-soft); }
.stat .num { font-family: var(--serif); font-size: 30px; font-weight: 600; line-height: 1; }
.stat .num.total { color: var(--burgundy); }
.stat .num.on { color: var(--active); }
.stat .num.off { color: var(--expired); }

/* Filters */
.filters { display: flex; gap: 10px; margin: 28px 0 18px; flex-wrap: wrap; align-items: center; }
.chip { padding: 8px 18px; border: 1px solid var(--bronze-lite); background: var(--surface);
  color: var(--ink-soft); font-size: 13.5px; font-weight: 500; }
.chip:hover { border-color: var(--burgundy); color: var(--burgundy); }
.chip.on { background: var(--burgundy); color: #fff; border-color: var(--burgundy); }
.result-note { color: var(--ink-soft); margin: 8px 0 16px; font-size: 14.5px; }

/* Field filter chips */
.fields { display: flex; gap: 8px; margin: 0 0 20px; flex-wrap: wrap; align-items: center; }
.field-chip { padding: 6px 14px; border: 1px solid var(--bronze-lite); background: var(--surface-low);
  color: var(--ink-soft); font-size: 13px; }
.field-chip:hover { border-color: var(--bronze); color: var(--burgundy); }
.field-chip.on { background: #f4eee0; border-color: var(--bronze); color: #6d5320; font-weight: 600; }
.field-chip .cnt { color: var(--bronze); font-weight: 600; font-size: 11.5px; margin-left: 2px; }
.field-chip.on .cnt { color: #6d5320; }

/* Loại + lĩnh vực tag trên thẻ */
.doc-tags { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-bottom: 4px; }
.loai, .lv { font-size: 11px; font-weight: 600; letter-spacing: .03em; padding: 2px 9px; border: 1px solid var(--bronze-lite); color: var(--ink-soft); }
.lv { background: #f4eee0; border-color: transparent; color: #6d5320; }

/* Gazette cards */
.doc-list { list-style: none; padding: 0; margin: 0; }
.doc-card { background: var(--surface); border: 1px solid var(--bronze-lite); border-left: 4px solid var(--unknown);
  box-shadow: var(--shadow); margin-bottom: 14px; transition: transform .28s cubic-bezier(.34,1.56,.64,1), box-shadow .28s ease; }
.doc-card.hl-active { border-left-color: var(--active); }
.doc-card.hl-expired { border-left-color: var(--expired); }
.doc-card:hover { transform: translateY(-4px); box-shadow: 0 14px 28px -12px rgba(93,3,23,.14); }
.doc-card a { display: grid; grid-template-columns: 1fr auto; gap: 8px 20px; padding: 20px 24px; color: var(--ink); align-items: start; }
.doc-card a:hover { color: inherit; }
.doc-main { min-width: 0; }
.so-hieu { font-size: 12px; font-weight: 700; letter-spacing: .05em; color: var(--burgundy); text-transform: uppercase; }
.doc-title { font-family: var(--serif); font-size: 18px; font-weight: 600; line-height: 1.35; margin: 6px 0 10px; color: var(--ink); }
.doc-meta { display: flex; gap: 20px; flex-wrap: wrap; color: var(--ink-soft); font-size: 13px; }
.doc-meta span { display: inline-flex; align-items: center; gap: 5px; }
.doc-side { text-align: right; white-space: nowrap; }

/* Badges */
.badge { display: inline-block; padding: 4px 12px; font-size: 12px; font-weight: 600;
  letter-spacing: .03em; border: 1px solid transparent; }
.badge.active { color: var(--active); background: var(--active-bg); border-color: rgba(31,122,77,.25); }
.badge.expired { color: var(--expired); background: var(--expired-bg); border-color: rgba(179,38,30,.25); }
.badge.unknown { color: var(--unknown); background: var(--unknown-bg); border-color: rgba(137,113,114,.25); }
.badge.big { font-size: 13.5px; padding: 6px 16px; }
.empty { padding: 50px; text-align: center; color: var(--ink-soft); border: 1px dashed var(--bronze-lite); }

/* Pager */
.pager { display: flex; gap: 6px; align-items: center; justify-content: center; margin: 32px 0; }
.pager a, .pg-cur { padding: 8px 14px; font-size: 14px; border: 1px solid var(--bronze-lite); background: var(--surface); }
.pager a:hover { border-color: var(--burgundy); }
.pg-cur { color: var(--ink-soft); background: transparent; border: 0; }

/* Document view */
.back { display: inline-block; margin: 16px 0 14px; font-size: 13px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; }
.alert-expired { background: var(--expired-bg); border: 1px solid var(--expired); border-left: 4px solid var(--expired);
  color: var(--expired); padding: 14px 18px; margin-bottom: 22px; font-size: 14.5px; }
.doc-view { background: var(--surface); border: 1px solid var(--bronze-lite); box-shadow: var(--shadow); padding: clamp(20px,4vw,40px); margin-bottom: 48px; }
.doc-head { display: flex; justify-content: space-between; gap: 18px; align-items: flex-start; flex-wrap: wrap;
  border-bottom: 2px solid var(--burgundy); padding-bottom: 18px; margin-bottom: 22px; }
.doc-head-main { flex: 1 1 300px; }
.doc-head h1 { font-family: var(--serif); font-weight: 700; color: var(--ink);
  font-size: clamp(1.4rem, 1rem + 1.6vw, 2rem); margin: 8px 0 0; line-height: 1.25; }
/* Tabs (radio thuần CSS, không JS) */
.tabs input[type=radio] { position: absolute; opacity: 0; pointer-events: none; }
.tab-bar { display: flex; gap: 4px; flex-wrap: wrap; align-items: center; border-bottom: 2px solid var(--burgundy); margin-bottom: 22px; }
.tab-bar label { padding: 10px 18px; font-size: 14px; font-weight: 600; color: var(--ink-soft);
  cursor: pointer; border: 1px solid transparent; border-bottom: 0; margin-bottom: -2px; }
.tab-bar label:hover { color: var(--burgundy); }
.tab-download { margin-left: auto; padding: 8px 16px; font-size: 13px; font-weight: 600;
  color: var(--burgundy); border: 1px solid var(--burgundy); }
.tab-download:hover { background: var(--burgundy); color: #fff; }
.tab-panel { display: none; }
/* Ánh xạ radio đang chọn → hiện panel + tô nhãn */
#tab-nd:checked ~ .tab-bar .tab-nd-lbl,
#tab-hl:checked ~ .tab-bar .tab-hl-lbl,
#tab-tt:checked ~ .tab-bar .tab-tt-lbl,
#tab-ld:checked ~ .tab-bar .tab-ld-lbl,
#tab-lq:checked ~ .tab-bar .tab-lq-lbl {
  color: var(--burgundy); background: var(--surface); border-color: var(--bronze-lite); border-bottom: 2px solid var(--surface);
}
#tab-nd:checked ~ .panel-nd,
#tab-hl:checked ~ .panel-hl,
#tab-tt:checked ~ .panel-tt,
#tab-ld:checked ~ .panel-ld,
#tab-lq:checked ~ .panel-lq { display: block; }
/* Lược đồ quan hệ */
.qh-nhom { margin-bottom: 22px; }
.qh-ten { font-family: var(--serif); font-size: 16px; color: var(--burgundy); margin: 0 0 8px;
  padding-bottom: 6px; border-bottom: 1px solid var(--bronze-lite); }
.qh-ten.qh-het { color: var(--expired); }
.qh-list { list-style: none; padding: 0; margin: 0; }
.qh-list li { padding: 9px 0 9px 18px; position: relative; font-size: 15px; line-height: 1.5; border-bottom: 1px solid rgba(212,195,167,.3); }
.qh-list li:before { content: "▪"; color: var(--bronze); position: absolute; left: 0; }
.lq-list { list-style: none; padding: 0; margin: 0; }
.lq-list li { padding: 12px 0; border-bottom: 1px solid rgba(212,195,167,.5); font-size: 15px; }
.lq-list li:before { content: "▪"; color: var(--bronze); margin-right: 10px; }
.small { font-size: 13px; }

.doc-info { margin-bottom: 26px; }
.doc-info table { width: 100%; border-collapse: collapse; font-size: 14px; }
.doc-info th, .doc-info td { text-align: left; padding: 9px 12px; border-bottom: 1px solid rgba(212,195,167,.5); vertical-align: top; }
.doc-info th { width: 160px; font-size: 11.5px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-soft); }
.tt-active { color: var(--active); font-weight: 600; }
.tt-expired { color: var(--expired); font-weight: 600; }
.doc-body { font-size: 16px; line-height: 1.8; overflow-wrap: break-word; }
.doc-body h3, .doc-body h4 { font-family: var(--serif); color: var(--burgundy); margin: 24px 0 10px; }
.doc-body p { margin: 0 0 14px; }
.doc-body table { border-collapse: collapse; width: 100%; margin: 16px 0; display: block; overflow-x: auto; }
.doc-body td, .doc-body th { border: 1px solid var(--bronze-lite); padding: 7px 11px; }

/* 404 */
.notfound { text-align: center; padding: 90px 0; }
.notfound h1 { font-family: var(--serif); font-size: 4.5rem; margin: 0 0 10px; color: var(--burgundy); }

/* Footer */
.site-footer { border-top: 1px solid var(--bronze-lite); background: var(--surface); margin-top: 50px; padding: 32px 0; text-align: center; }
.site-footer .emblem { margin: 0 auto 14px; }
.site-footer .fname { font-family: var(--serif); font-weight: 600; color: var(--burgundy); letter-spacing: .06em; text-transform: uppercase; font-size: 15px; }
.site-footer p { margin: 6px 0; font-size: 13px; color: var(--ink-soft); max-width: 640px; margin-inline: auto; }

@media (max-width: 720px) {
  .stats { grid-template-columns: 1fr; gap: 16px; }
  .search { flex-basis: 100%; max-width: none; margin-left: 0; order: 3; }
  .doc-card a { grid-template-columns: 1fr; }
  .doc-side { text-align: left; }
}