/* Công cụ "Chọn hệ chống thấm theo hạng dự án" (/tu-van-thiet-ke/chon-he-chong-tham/) – kiểu ứng dụng quản trị dữ liệu:
   sidebar trái nền navy, vùng nội dung nền kem, thẻ KPI, bảng chữ nhỏ 13–14 px, nhấn bằng viền 2 px vàng đồng.
   Chỉ nạp ở trang này (build.mjs → layout head). Màu, font lấy từ biến trong site.css. */
.wp-app { --cream: #f7f5ef; --cream-2: #fbfaf6; --ok: #15803d; --warn: #b45309; --bad: #b42318; display: grid; grid-template-columns: 248px minmax(0, 1fr); background: var(--cream); border-top: 1px solid var(--line); min-height: 72vh; position: relative; scroll-margin-top: 118px; }

/* ── Sidebar ── */
.wp-side { background: var(--navy); color: #fff; padding: 14px 0 16px; position: sticky; top: 112px; align-self: start; max-height: calc(100vh - 112px); overflow-y: auto; display: flex; flex-direction: column; }
.wp-nav { display: grid; gap: 2px; padding: 0 12px; }
.wp-nav-h { font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: rgba(255, 255, 255, .55); margin: 14px 12px 6px; font-weight: 600; }
.wp-nav a { display: flex; justify-content: space-between; align-items: center; gap: 8px; color: #e4e9f1; text-decoration: none; padding: 9px 12px; border-radius: 7px; font-size: 14.5px; border-left: 3px solid transparent; line-height: 1.3; }
.wp-nav a:hover { background: rgba(255, 255, 255, .08); color: #fff; }
.wp-nav a.is-on { background: rgba(255, 255, 255, .15); color: #fff; border-left-color: var(--gold); font-weight: 600; }
.wp-badge { background: #d8231a; color: #fff; font-size: 11.5px; font-weight: 700; min-width: 20px; height: 20px; padding: 0 6px; border-radius: 999px; display: inline-grid; place-items: center; line-height: 1; }
.wp-side-foot { margin: auto 24px 0; padding-top: 18px; font-size: 12px; color: rgba(255, 255, 255, .6); line-height: 1.5; }

/* ── Vùng nội dung ── */
.wp-main { min-width: 0; }
.wp-bar { margin: 0; background: #fff; border-bottom: 1px solid var(--line); font-size: 12.5px; color: var(--muted); padding: 7px 28px; }
.wp-view { padding: 22px 28px 56px; max-width: 1360px; }
.wp-loading { color: var(--muted); font-size: 14px; }
.wp-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 12px 20px; margin: 0 0 18px; }
.wp-head h2 { margin: 0; font-size: 26px; font-weight: 600; color: var(--navy); line-height: 1.25; }
.wp-head p { margin: 4px 0 0; font-size: 14px; color: var(--muted); max-width: 80ch; }
.wp-actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.wp-actions .btn { white-space: nowrap; }
.wp-link { background: none; border: 0; padding: 0; color: var(--navy); text-decoration: underline; text-underline-offset: 3px; cursor: pointer; font: inherit; font-size: 13.5px; }
.wp-link:hover { color: var(--gold-dark); }
.wp-muted { color: var(--muted); font-size: 13px; }
.wp-note { font-size: 13px; color: var(--muted); margin: 10px 0 0; }
.wp-empty { background: #fff; border: 1px dashed #c3cbd6; border-radius: 10px; padding: 26px 22px; text-align: center; color: var(--text); font-size: 14.5px; }
.wp-empty .btn { margin-top: 12px; }

/* Thẻ KPI */
.wp-kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin: 0 0 20px; }
.wp-kpi { background: #fff; border: 1px solid var(--line); border-top: 2px solid var(--gold); border-radius: 10px; padding: 14px 16px 12px; text-decoration: none; color: inherit; display: block; }
.wp-kpi b { display: block; font-size: 30px; font-weight: 600; color: var(--navy); line-height: 1.1; font-variant-numeric: tabular-nums; }
.wp-kpi b small { font-size: 15px; color: var(--muted); font-weight: 500; }
.wp-kpi span { display: block; font-size: 12.5px; color: var(--muted); margin-top: 4px; }
.wp-kpi.is-bad b { color: var(--bad); }
.wp-kpi.is-ok b { color: var(--ok); }
a.wp-kpi:hover { border-color: var(--gold-dark); }

/* Thẻ, form */
.wp-card { background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 18px 20px; margin: 0 0 18px; }
.wp-card h3 { margin: 0 0 12px; font-size: 16px; font-weight: 600; color: var(--ink); }
.wp-card h3 small { font-weight: 400; color: var(--muted); font-size: 13px; margin-left: 6px; }
.wp-grid-2 { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 18px; align-items: start; }
.wp-form { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px 18px; }
.wp-form label, .wp-field { display: grid; gap: 6px; font-size: 13px; font-weight: 600; color: var(--navy); }
.wp-form input[type="text"] { font: inherit; font-size: 15px; font-weight: 400; color: var(--ink); padding: 9px 12px; border: 1px solid #c3cbd6; border-radius: 6px; background: #fff; width: 100%; }
.wp-form input:focus { outline: 0; border-color: var(--navy); box-shadow: 0 0 0 3px rgba(20, 49, 90, .12); }
.wp-field-wide { grid-column: 1 / -1; }
.wp-seg { display: flex; flex-wrap: wrap; gap: 6px; }
.wp-seg button { font: inherit; font-size: 13.5px; font-weight: 500; padding: 8px 14px; border: 1px solid #c3cbd6; background: #fff; border-radius: 7px; cursor: pointer; color: var(--text); line-height: 1.3; }
.wp-seg button:hover { border-color: var(--navy); }
.wp-seg button.is-on { border-color: var(--navy); background: var(--navy); color: #fff; font-weight: 600; }
.wp-seg button small { display: block; font-size: 11px; font-weight: 400; opacity: .8; }
.wp-hint { font-size: 12.5px; color: var(--muted); font-weight: 400; }
.wp-form-actions { grid-column: 1 / -1; display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; margin-top: 4px; }
.wp-def { font-size: 13px; color: var(--text); }
.wp-def b { color: var(--navy); }

/* Việc cần xử lý */
.wp-todo { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.wp-todo li { display: grid; grid-template-columns: auto 1fr auto; gap: 10px; align-items: center; font-size: 13.5px; padding: 9px 12px; border-radius: 8px; background: #fff7ed; border: 1px solid #fed7aa; }
.wp-todo li.is-soft { background: #fffbeb; border-color: #fde68a; }
.wp-todo li.is-bad { background: #fef2f2; border-color: #fecaca; }
.wp-todo li.is-ok { background: #f0fdf4; border-color: #bbf7d0; grid-template-columns: auto 1fr; }
.wp-tag { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; padding: 2px 7px; border-radius: 4px; background: #fdba74; color: #7c2d12; white-space: nowrap; }
.is-soft .wp-tag { background: #fde68a; color: #713f12; }
.is-bad .wp-tag { background: #fca5a5; color: #7f1d1d; }
.is-ok .wp-tag { background: #86efac; color: #14532d; }
.wp-todo a { font-size: 13px; white-space: nowrap; }

/* Thanh lọc */
.wp-filter { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; margin: 0 0 14px; }
.wp-filter input[type="search"], .wp-filter select { font: inherit; font-size: 14px; padding: 8px 12px; border: 1px solid #c3cbd6; border-radius: 7px; background: #fff; color: var(--ink); }
.wp-filter input[type="search"] { min-width: 240px; }
.wp-filter input:focus, .wp-filter select:focus { outline: 0; border-color: var(--navy); box-shadow: 0 0 0 3px rgba(20, 49, 90, .12); }
.wp-chip { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; padding: 5px 12px; border-radius: 999px; border: 1px solid var(--line); background: #fff; color: var(--text); cursor: pointer; font-family: inherit; }
.wp-chip b { font-size: 11.5px; background: var(--bg-alt); border-radius: 999px; padding: 1px 7px; color: var(--navy); font-weight: 600; }
.wp-chip.is-on { background: var(--navy); border-color: var(--navy); color: #fff; }
.wp-chip.is-on b { background: rgba(255, 255, 255, .2); color: #fff; }
.wp-count { font-size: 13px; color: var(--muted); margin-left: auto; }

/* Bảng dữ liệu */
.wp-table-wrap { overflow-x: auto; background: #fff; border: 1px solid var(--line); border-radius: 10px; margin: 0 0 18px; }
.wp-table { width: 100%; border-collapse: collapse; font-size: 13.5px; line-height: 1.4; }
.wp-table th { text-align: left; font-size: 11.5px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); background: var(--cream-2); padding: 10px 12px; border-bottom: 1px solid var(--line); white-space: nowrap; font-weight: 600; }
.wp-table td { padding: 10px 12px; border-bottom: 1px solid #eceff3; vertical-align: top; }
.wp-table tbody tr:last-child td { border-bottom: 0; }
.wp-table tbody tr:hover td { background: #fbf8f0; }
.wp-table td:first-child { font-weight: 600; color: var(--ink); }
.wp-table td small, .wp-table th small { display: block; font-weight: 400; color: var(--muted); font-size: 12px; text-transform: none; letter-spacing: 0; margin-top: 2px; }
.wp-table a { color: var(--navy); }
.wp-table .is-num { text-align: right; font-variant-numeric: tabular-nums; }
.wp-src { display: inline-block; font-size: 12px; border: 1px solid var(--line); border-radius: 999px; padding: 1px 9px; margin: 4px 4px 0 0; color: var(--navy); text-decoration: none; background: #fff; line-height: 1.5; cursor: pointer; font-family: inherit; }
.wp-src:hover { border-color: var(--gold-dark); background: #fdfaf3; }
.wp-src.is-off { color: var(--muted); cursor: default; border-style: dashed; }
.wp-src.is-off:hover { background: #fff; border-color: var(--line); }

/* Ma trận hệ */
.wp-matrix th.wp-tier { text-align: center; border-left: 1px solid var(--line); color: var(--navy); font-size: 12px; }
.wp-matrix th.wp-col { text-align: center; min-width: 158px; border-left: 1px solid #eceff3; }
.wp-matrix th.wp-col.is-def, .wp-matrix td.is-def { background: #f3eedf; }
.wp-matrix th.wp-col.is-def::after { content: 'mặc định'; display: block; font-size: 10px; color: var(--gold-dark); letter-spacing: .08em; }
.wp-matrix th.wp-item, .wp-matrix td.wp-item { position: sticky; left: 0; z-index: 2; background: #fff; min-width: 230px; max-width: 280px; box-shadow: 1px 0 0 var(--line); }
.wp-matrix thead th.wp-item { z-index: 3; background: var(--cream-2); vertical-align: middle; }
.wp-matrix td.wp-item { font-weight: 600; color: var(--ink); white-space: normal; }
.wp-matrix tbody tr:hover td.wp-item { background: #fbf8f0; }
.wp-matrix td { padding: 6px 6px; border-left: 1px solid #eceff3; }
.wp-matrix td.wp-item { padding: 8px 12px; border-left: 0; }
.wp-matrix tr.wp-sec td { background: var(--navy) !important; color: #fff; font-weight: 600; font-size: 12px; letter-spacing: .06em; text-transform: uppercase; padding: 7px 12px; border: 0; }
.wp-matrix tr.is-focus td { background: #fff3cd !important; }
.wp-stt { display: inline-block; min-width: 20px; color: var(--muted); font-weight: 500; font-size: 12px; }
.wp-cond { display: block; font-weight: 400; color: var(--muted); font-size: 12px; }
.wp-cond::before { content: 'Điều kiện: '; }
.wp-code { display: inline-flex; align-items: center; gap: 4px; margin-top: 5px; font-size: 11.5px; color: var(--muted); font-weight: 400; }
.wp-code input { width: 66px; font: inherit; font-size: 12px; font-weight: 600; color: var(--navy); padding: 2px 6px; border: 1px dashed #b7c0cc; border-radius: 5px; text-align: center; background: #fff; }
.wp-code input:focus { outline: 0; border-style: solid; border-color: var(--navy); }
.wp-cell { display: block; width: 100%; text-align: left; font: inherit; font-size: 12.5px; line-height: 1.35; padding: 7px 9px; border: 1px solid var(--line); border-radius: 7px; background: #fff; cursor: pointer; color: var(--text); min-height: 44px; }
.wp-cell:hover { border-color: var(--navy); }
.wp-cell.is-on { border: 2px solid var(--gold); background: #e8f3ea; color: var(--ink); font-weight: 600; padding: 6px 8px; box-shadow: 0 1px 0 rgba(0, 0, 0, .03); }
.wp-cell.is-na { opacity: .45; cursor: default; border-style: dashed; text-align: center; background: transparent; }
.wp-cell.is-none { font-style: italic; color: var(--muted); }
.wp-cell.is-none.is-on { color: var(--ink); }
.wp-cell-sys { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 5px; }
.wp-cell-sys button { font: inherit; font-size: 11px; font-weight: 600; color: var(--navy); background: #fff; border: 1px solid #c9d2dd; border-radius: 4px; padding: 1px 6px; cursor: pointer; letter-spacing: .02em; }
.wp-cell-sys button:hover { background: var(--navy); color: #fff; border-color: var(--navy); }

/* Panel hệ (bên phải) */
.wp-panel { position: fixed; top: 0; right: 0; bottom: 0; width: min(460px, 100vw); background: #fff; box-shadow: -8px 0 30px rgba(16, 28, 48, .2); z-index: 80; overflow-y: auto; padding: 18px 22px 36px; border-left: 3px solid var(--gold); }
.wp-panel-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; margin: 0 0 10px; }
.wp-panel-close { font: inherit; font-size: 22px; line-height: 1; background: var(--bg-alt); border: 1px solid var(--line); border-radius: 50%; width: 36px; height: 36px; cursor: pointer; color: var(--ink); flex: none; }
.wp-panel-close:hover { background: var(--navy); color: #fff; border-color: var(--navy); }
.wp-sub { font-size: 12.5px; text-transform: uppercase; letter-spacing: .08em; color: var(--gold-dark); margin: 18px 0 8px; padding-bottom: 4px; border-bottom: 1px solid var(--line); font-weight: 600; }
.wp-panel .wp-table { font-size: 12.5px; }
.wp-panel .wp-table th, .wp-panel .wp-table td { padding: 7px 9px; }

/* Chi tiết hệ, sản phẩm */
.wp-dhead { margin: 0 0 14px; }
.wp-dhead .wp-kicker { font-size: 12px; text-transform: uppercase; letter-spacing: .1em; color: var(--gold-dark); font-weight: 600; margin: 0 0 4px; }
.wp-dhead h2, .wp-dhead h3 { margin: 0; font-size: 22px; font-weight: 600; color: var(--navy); line-height: 1.3; }
.wp-panel .wp-dhead h3 { font-size: 19px; }
.wp-dhead .wp-en { margin: 3px 0 0; font-size: 14.5px; color: var(--text); font-style: italic; }
.wp-dhead .wp-chips { margin-top: 8px; }
.wp-tabs { display: flex; gap: 2px; border-bottom: 2px solid var(--line); margin: 0 0 16px; overflow-x: auto; }
.wp-tabs a, .wp-tabs button { font: inherit; background: none; border: 0; padding: 9px 14px; font-size: 14px; text-decoration: none; color: var(--muted); border-bottom: 2px solid transparent; margin-bottom: -2px; white-space: nowrap; cursor: pointer; }
.wp-tabs a.is-on, .wp-tabs button.is-on { color: var(--navy); border-bottom-color: var(--gold); font-weight: 600; }
.wp-dl { margin: 0; display: grid; grid-template-columns: max-content minmax(0, 1fr); gap: 8px 16px; font-size: 14px; }
.wp-dl dt { font-weight: 600; color: var(--navy); font-size: 13px; }
.wp-dl dd { margin: 0; }
.wp-dl .wp-en { color: var(--muted); font-size: 13px; display: block; font-style: italic; margin-top: 2px; }
.wp-layers { font-size: 14px; }
.wp-layers li { margin: 4px 0; }
.wp-img-slot { border: 1px dashed #c3cbd6; border-radius: 8px; padding: 14px; text-align: center; color: var(--muted); font-size: 13px; margin: 12px 0; background: var(--cream-2); }
.wp-img-slot img { margin: 0 auto 6px; max-height: 320px; width: auto; }
.wp-props { font-size: 13px; }
.wp-props th { white-space: normal; }
.wp-apply li { margin: 6px 0; font-size: 13.5px; }
.wp-apply small { color: var(--muted); }
.wp-chips { display: flex; flex-wrap: wrap; gap: 6px; }

/* Spec – hiển thị như tài liệu */
.wp-spec-layout { display: grid; grid-template-columns: minmax(0, 1fr) 250px; gap: 20px; align-items: start; }
.wp-toc { position: sticky; top: 124px; background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; font-size: 13px; }
.wp-toc h4 { margin: 0 0 8px; font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.wp-toc ol { margin: 0; padding-left: 0; list-style: none; max-height: 48vh; overflow-y: auto; }
.wp-toc li { margin: 0 0 6px; line-height: 1.35; }
.wp-toc a { text-decoration: none; color: var(--navy); }
.wp-toc a:hover { text-decoration: underline; }
.wp-toc b { color: var(--gold-dark); margin-right: 4px; }
.wp-toc .wp-toc-opt { margin: 12px 0 0; padding-top: 10px; border-top: 1px solid var(--line); font-size: 12.5px; color: var(--muted); display: flex; gap: 6px; align-items: flex-start; }
.wp-doc { background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 38px 46px 44px; font-family: Arial, Helvetica, sans-serif; font-size: 13.5px; line-height: 1.5; color: #111; }
.wp-doc p { margin: 0 0 4px; }
.wp-doc .wp-src { font-size: .72rem; color: #9aa3ad; cursor: help; font-style: italic; }
.wp-doc .vi { color: #2b3440; }
.wp-doc .sp { height: 10px; }
.wp-doc h2 { font-size: 15px; font-weight: 700; margin: 0 0 6px; color: #111; }
.wp-doc h3 { font-size: 13.5px; font-weight: 700; margin: 18px 0 6px; color: #111; text-transform: uppercase; }
.wp-doc h4 { font-size: 13.5px; font-weight: 700; margin: 14px 0 4px; color: #111; scroll-margin-top: 130px; }
.wp-doc .wp-doc-meta { font-size: 12.5px; color: #333; margin: 0 0 4px; }
.wp-doc .ind { padding-left: 18px; }
.wp-doc table { width: 100%; border-collapse: collapse; font-size: 12.5px; margin: 6px 0 12px; }
.wp-doc th, .wp-doc td { border: 1px solid #000; padding: 4px 7px; text-align: left; vertical-align: top; }
.wp-doc th { background: #e7e6e6; font-weight: 700; }
.wp-doc figure { margin: 8px 0 10px; }
.wp-doc figure img { max-height: 280px; width: auto; border: 1px solid #ccc; }
.wp-doc figcaption { font-size: 12px; color: #444; }

/* Vật tư */
.wp-vt-items { font-size: 12.5px; color: var(--muted); }
.wp-more summary { cursor: pointer; color: var(--navy); font-size: 13px; list-style: none; }
.wp-more summary::-webkit-details-marker { display: none; }
.wp-more summary::after { content: ' ▾'; color: var(--gold-dark); }
.wp-more[open] summary::after { content: ' ▴'; }
.wp-more summary b { font-weight: 600; margin-right: 2px; }
.wp-more > div { margin-top: 6px; }
.wp-role { display: inline-block; font-size: 11.5px; font-weight: 600; border-radius: 4px; padding: 1px 7px; background: var(--bg-alt); color: var(--navy); margin-bottom: 3px; }

/* Hướng dẫn */
.wp-guide { max-width: 860px; font-size: 15px; }
.wp-guide ol, .wp-guide ul { padding-left: 22px; }
.wp-guide li { margin: 6px 0; }
.wp-guide h3 { font-size: 17px; margin: 22px 0 8px; color: var(--navy); font-weight: 600; }
.wp-guide table { font-size: 14px; }

/* Thư viện tĩnh dưới công cụ (cho Google + khách không bật JS) */
.wp-static { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px 28px; }
.wp-static-g h3 { font-size: 15px; font-weight: 600; color: var(--navy); margin: 0 0 8px; padding-bottom: 6px; border-bottom: 2px solid var(--gold); }
.wp-static-g ul { list-style: none; margin: 0; padding: 0; }
.wp-static-g li { padding: 5px 0; border-bottom: 1px solid var(--line); font-size: 14.5px; }
.wp-static-g li small { display: block; color: var(--muted); font-size: 12.5px; }
.wp-static-g a { text-decoration: none; font-weight: 500; }
.wp-static-g a:hover { text-decoration: underline; }

/* ── v2 (18/10/2026): màn Chọn hệ – 6 thẻ cấp dự án, danh sách hạng mục có ô tick ── */
.wp-step { margin: 0 0 10px; font-size: 14.5px; color: var(--text); display: flex; flex-wrap: wrap; align-items: center; gap: 8px 14px; }
.wp-step b { display: inline-block; background: var(--navy); color: #fff; font-size: 11.5px; letter-spacing: .06em; text-transform: uppercase; padding: 3px 9px; border-radius: 4px; }
.wp-step-2 { margin-top: 18px; }
.wp-all { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; color: var(--navy); cursor: pointer; }
.wp-all input, .wp-ck input { width: 18px; height: 18px; accent-color: var(--navy); cursor: pointer; }
.wp-tiers { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 10px; margin: 0 0 6px; }
.wp-tier { font: inherit; text-align: left; background: #fff; border: 1px solid #c3cbd6; border-radius: 10px; padding: 12px 14px; cursor: pointer; display: grid; gap: 2px; color: var(--text); line-height: 1.3; }
.wp-tier b { font-size: 15px; color: var(--ink); }
.wp-tier span { font-size: 13px; color: var(--muted); }
.wp-tier:hover { border-color: var(--navy); }
.wp-tier.is-on { border: 2px solid var(--gold); background: #fdfaf3; padding: 11px 13px; }
.wp-tier.is-on b { color: var(--navy); }
.wp-pick td, .wp-pick th { vertical-align: middle; }
.wp-pick .wp-ck { width: 44px; text-align: center; }
.wp-pick td.wp-item { font-weight: 600; color: var(--ink); min-width: 240px; }
.wp-pick tr:not(.is-on) td.wp-item { font-weight: 500; color: var(--text); }
.wp-pick td.wp-sys { font-size: 13.5px; }
.wp-pick td.wp-act { white-space: nowrap; text-align: right; }
.wp-pick tr.is-on td { background: #f6fbf6; }
.wp-pick tr.has-warn td { background: #fffbeb; }
.wp-pick tr.is-focus td { background: #fff3cd !important; }
.wp-pick tr.wp-sec td { background: var(--navy) !important; color: #fff; font-weight: 600; font-size: 12px; letter-spacing: .06em; text-transform: uppercase; padding: 7px 12px; }
.wp-pick tr.wp-sec td.wp-ck input { accent-color: var(--gold); }
.wp-info { font: inherit; background: none; border: 0; color: var(--navy); cursor: pointer; padding: 0 4px; font-size: 15px; vertical-align: -1px; }
.wp-info:hover { color: var(--gold-dark); }
.wp-tag.is-warn { background: #fde68a; color: #713f12; }
.wp-tag.is-manual { background: #e0e7ff; color: #312e81; }
.wp-tag.is-ok { background: #86efac; color: #14532d; }
.wp-coltag { display: inline-block; font-size: 11.5px; border: 1px solid var(--line); border-radius: 999px; padding: 1px 8px; margin: 2px 4px 0 0; color: var(--text); background: #fff; }
.wp-bottom { position: sticky; bottom: 0; z-index: 5; display: flex; align-items: center; gap: 12px 18px; flex-wrap: wrap; background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 10px 16px; margin: 14px 0 0; box-shadow: 0 -4px 18px rgba(16, 28, 48, .08); font-size: 14px; }
.wp-bottom .btn { margin-left: auto; }
.wp-bottom-links a { font-size: 13.5px; }
.wp-alt { position: absolute; left: 28px; right: 28px; max-width: 640px; z-index: 40; }
.wp-alt-box { background: #fff; border: 2px solid var(--gold); border-radius: 10px; box-shadow: 0 12px 30px rgba(16, 28, 48, .2); padding: 14px 16px; }
.wp-alt-h { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin: 0 0 8px; font-size: 14px; }
.wp-alt ul { list-style: none; margin: 0; padding: 0; }
.wp-alt li { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 10px; padding: 8px 10px; border-top: 1px solid #eceff3; }
.wp-alt li.is-on { background: #e8f3ea; border-radius: 6px; }
.wp-alt li > button:first-child { font: inherit; font-size: 14px; background: none; border: 0; text-align: left; color: var(--ink); cursor: pointer; padding: 0; flex: 1 1 260px; }
.wp-alt li > button:first-child:hover { color: var(--navy); text-decoration: underline; }
.wp-alt-off button { color: var(--bad) !important; }
.wp-alt-cols { display: flex; flex-wrap: wrap; align-items: center; }
.wp-view { position: relative; }

/* Spec v2: thanh đầu dính, nút chính, menu Khác, dải thông tin dự án, khối thu gọn "Có trong file Word", hộp thoại */
.wp-head-spec { position: sticky; top: 112px; z-index: 6; background: var(--cream); padding: 10px 0 8px; margin-top: -10px; border-bottom: 1px solid var(--line); }
.btn.wp-primary { background: var(--navy-dark); border-color: var(--navy-dark); font-size: 15px; padding: 10px 20px; }
.wp-menu { position: relative; }
.wp-menu-list { position: absolute; right: 0; top: calc(100% + 6px); background: #fff; border: 1px solid var(--line); border-radius: 8px; box-shadow: 0 10px 26px rgba(16, 28, 48, .18); padding: 6px; display: grid; gap: 4px; min-width: 240px; z-index: 30; }
.wp-menu-list .btn { background: #fff; color: var(--ink); border-color: transparent; justify-content: flex-start; font-weight: 500; }
.wp-menu-list .btn:hover { background: var(--bg-alt); color: var(--navy); }
.wp-projbar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 14px; background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 10px 14px; margin: 0 0 12px; font-size: 13.5px; }
.wp-fold { border: 1px dashed #b7c0cc; border-radius: 10px; background: #f8f8f6; margin: 10px 0 14px; }
.wp-fold > summary { list-style: none; cursor: pointer; display: flex; flex-wrap: wrap; align-items: center; gap: 6px 12px; padding: 10px 14px; font-size: 14px; }
.wp-fold > summary::-webkit-details-marker { display: none; }
.wp-fold-ic { color: var(--gold-dark); }
.wp-fold-meta { margin-left: auto; font-size: 12.5px; color: var(--muted); }
.wp-fold[open] > summary { border-bottom: 1px dashed #d5dbe3; }
.wp-fold-body { padding: 10px 16px 14px; }
.wp-doc .wp-fold { font-family: 'Be Vietnam Pro', 'Segoe UI', Arial, sans-serif; }
.wp-doc .wp-fold-body { font-family: Arial, Helvetica, sans-serif; }
.wp-doc .wp-src { font-size: .72rem; color: #9aa3ad; cursor: help; font-style: italic; }
.wp-doc .vi { color: #365f91; }
.wp-doc .lb { font-weight: 700; margin-top: 4px; }
.wp-doc .wp-grp { font-weight: 700; font-style: italic; color: #444; margin: 16px 0 6px; }
.wp-doc h3.h3 { text-transform: none; font-size: 13.5px; margin-top: 14px; }
.wp-doc table th { background: none; font-weight: 700; }
.wp-doc th, .wp-doc td { border: 0; border-top: .5pt solid #000; border-bottom: .5pt solid #000; }
.wp-table tr.is-flag td { color: #8a94a2; background: #fafafa; font-style: italic; }
.wp-flagnote { display: block; color: var(--muted); font-size: 12px; margin-top: 4px; }
.wp-back { margin: 18px 0 0; }
.wp-dialog { border: 0; border-radius: 12px; padding: 0; max-width: 560px; width: calc(100vw - 32px); box-shadow: 0 20px 60px rgba(0, 0, 0, .35); }
.wp-dialog::backdrop { background: rgba(16, 28, 48, .45); }
.wp-dialog form { padding: 22px 24px; display: grid; gap: 12px; }
.wp-dialog h3 { margin: 0; font-size: 19px; color: var(--navy); }
.wp-dialog label { display: grid; gap: 5px; font-size: 13px; font-weight: 600; color: var(--navy); }
.wp-dialog input { font: inherit; font-size: 15px; font-weight: 400; padding: 9px 12px; border: 1px solid #c3cbd6; border-radius: 6px; width: 100%; }
.wp-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.wp-dialog-actions { display: flex; justify-content: flex-end; gap: 8px; margin: 6px 0 0; }

/* ── Điện thoại, máy tính bảng ── */
@media (max-width: 1180px) {
  .wp-app { grid-template-columns: 216px minmax(0, 1fr); }
  .wp-view { padding: 18px 20px 48px; }
  .wp-bar { padding: 7px 20px; }
  .wp-spec-layout { grid-template-columns: minmax(0, 1fr) 220px; }
}
@media (max-width: 940px) {
  .wp-app { grid-template-columns: 1fr; }
  .wp-side { position: static; max-height: none; padding: 4px 0 0; }
  .wp-nav { display: flex; overflow-x: auto; gap: 2px; padding: 0 10px; scrollbar-width: thin; }
  .wp-nav-h { display: none; }
  .wp-nav a { flex: none; border-left: 0; border-bottom: 3px solid transparent; border-radius: 0; padding: 11px 11px 9px; font-size: 13.5px; }
  .wp-nav a.is-on { background: transparent; border-bottom-color: var(--gold); }
  .wp-side-foot { display: none; }
  .wp-bar { padding: 6px 14px; font-size: 12px; }
  .wp-view { padding: 16px 14px 40px; }
  .wp-head h2 { font-size: 21px; }
  .wp-kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .wp-kpi b { font-size: 24px; }
  .wp-grid-2, .wp-form { grid-template-columns: 1fr; }
  .wp-matrix th.wp-item, .wp-matrix td.wp-item { min-width: 170px; max-width: 200px; font-size: 13px; }
  .wp-matrix th.wp-col { min-width: 140px; }
  .wp-spec-layout { grid-template-columns: 1fr; }
  .wp-toc { position: static; }
  .wp-toc ol { max-height: none; }
  .wp-doc { padding: 20px 16px 24px; font-size: 13px; }
  .wp-panel { width: 100vw; border-left: 0; border-top: 3px solid var(--gold); top: auto; max-height: 88vh; border-radius: 14px 14px 0 0; }
  .wp-static { grid-template-columns: 1fr; }
  .wp-tiers { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  .wp-tier { padding: 10px 12px; }
  .wp-pick td.wp-item { min-width: 160px; }
  .wp-pick td.wp-act { text-align: left; }
  .wp-alt { left: 8px; right: 8px; }
  .wp-head-spec { position: static; }
  .wp-bottom { margin-left: -14px; margin-right: -14px; border-radius: 0; bottom: 52px; }
  .wp-2col { grid-template-columns: 1fr; }
  .has-picker .page-head .lead { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
  .has-picker .page-head { padding-bottom: 16px; }
  .wp-filter input[type="search"] { min-width: 0; flex: 1 1 160px; }
  .wp-count { margin-left: 0; width: 100%; }
}
@media (max-width: 560px) {
  .wp-table { font-size: 12.5px; }
  .wp-table th, .wp-table td { padding: 8px 9px; }
  .wp-dl { grid-template-columns: 1fr; gap: 2px 0; }
  .wp-dl dt { margin-top: 8px; }
  .wp-actions .btn { padding: 7px 11px; font-size: 13px; }
}

/* ── In / lưu PDF: chỉ in tài liệu spec (site.css đã ẩn đầu trang, chân trang và hiện .print-head có logo VNA) ── */
@media print {
  .has-picker .page-head, .wp-side, .wp-bar, .wp-head .wp-actions, .wp-toc, .wp-panel, .wp-empty .btn, .has-picker .section-alt, #wp-lienhe-src { display: none !important; }
  .wp-app { display: block; background: #fff; border: 0; min-height: 0; }
  .wp-view { padding: 0; max-width: none; }
  .wp-head { margin-bottom: 8px; }
  .wp-head h2 { font-size: 16pt; }
  .wp-spec-layout { display: block; }
  .wp-doc { border: 0; border-radius: 0; padding: 0; font-size: 10pt; line-height: 1.4; }
  .wp-doc table { font-size: 9.5pt; }
  .wp-doc tr, .wp-doc figure { break-inside: avoid; }
  .wp-doc h3, .wp-doc h4 { break-after: avoid; }
  .wp-kpis, .wp-card, .wp-table-wrap { break-inside: avoid; border: 1px solid #999; }
}