/* ============================================================
   HV x Hub — dùng chung hệ giao diện HV x Operations (ops.hvholdings.vn)
   Token & mẫu lấy từ hv-x-operations/public/styles.css + design-system/README.md:
   phẳng (viền 1px, bo 8px, không bóng), một màu nhấn #2a78d6, font hệ thống, số tabular canh phải.
   ============================================================ */
:root {
  color-scheme: light;
  --page: #f9f9f7;
  --surface: #fcfcfb;
  --surface-2: #f1f0ec;
  --text: #0b0b0b;
  --text-2: #52514e;
  --muted: #7a7873;
  --grid: #e1e0d9;
  --axis: #c3c2b7;
  --border: rgba(11, 11, 11, 0.10);
  --wash: rgba(11, 11, 11, 0.045);
  --accent: #2a78d6;
  --accent-ink: #ffffff;
  --good: #006300;
  --bad: #b42323;
  --warn-bg: #fff6e0;
  --warn-ink: #6b4a00;
  --err-bg: #fdeceb;
  --err-ink: #8a1c1c;
  --sel: #eaf2fc;
  --s1: #2a78d6;
  --s2: #eb6834;
  --s3: #1baf7a;
  --s4: #eda100;
  --s5: #8a5cd1;
  --radius: 8px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --page: #0d0d0d; --surface: #1a1a19; --surface-2: #242423; --text: #ffffff; --text-2: #c3c2b7; --muted: #9a988f;
    --grid: #2c2c2a; --axis: #45453f; --border: rgba(255, 255, 255, 0.10); --wash: rgba(255, 255, 255, 0.06); --accent: #3987e5;
    --good: #2fbf2f; --bad: #f07a7a; --warn-bg: #3a2e10; --warn-ink: #f5d58a; --err-bg: #3a1616; --err-ink: #f5b0b0; --sel: #1d2b3d;
    --s1: #3987e5; --s2: #d95926; --s3: #199e70; --s4: #c98500; --s5: #a07ee6;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #0d0d0d; --surface: #1a1a19; --surface-2: #242423; --text: #ffffff; --text-2: #c3c2b7; --muted: #9a988f;
  --grid: #2c2c2a; --axis: #45453f; --border: rgba(255,255,255,.10); --wash: rgba(255,255,255,.06); --accent: #3987e5;
  --good: #2fbf2f; --bad: #f07a7a; --warn-bg: #3a2e10; --warn-ink: #f5d58a; --err-bg: #3a1616; --err-ink: #f5b0b0; --sel: #1d2b3d;
  --s1: #3987e5; --s2: #d95926; --s3: #199e70; --s4: #c98500; --s5: #a07ee6;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--page); color: var(--text); font: 14px/1.45 var(--font); }
button, input, select, textarea { font: inherit; color: inherit; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, .mono { font-family: var(--mono); font-size: 0.92em; }
code { background: var(--surface-2); padding: 0 4px; border-radius: 4px; }
h2, h3 { margin: 0; font-weight: 600; }
h2 { font-size: 18px; }
h3 { font-size: 14px; }
.muted { color: var(--muted); font-size: 12.5px; }
.small { font-size: 12px; }
.err { color: var(--bad); }
[hidden], .hidden { display: none !important; }

/* ---- thanh trên: thương hiệu · tab · người dùng ---- */
.topbar {
  position: sticky; top: 0; z-index: 5;
  display: flex; align-items: center; gap: 20px; flex-wrap: wrap;
  padding: 10px 24px; background: var(--surface); border-bottom: 1px solid var(--border);
}
.brand { font-weight: 700; font-size: 15px; color: var(--text); white-space: nowrap; }
.brand:hover { text-decoration: none; }
.brand-sub { font-weight: 400; color: var(--muted); margin-left: 6px; }
.tabs { display: flex; gap: 4px; flex-wrap: wrap; }
.tabs a { padding: 6px 12px; border-radius: 6px; color: var(--text-2); white-space: nowrap; }
.tabs a:hover { background: var(--wash); text-decoration: none; }
.tabs a[aria-selected="true"] { background: var(--sel); color: var(--text); font-weight: 600; }
.user-box { margin-left: auto; display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--text-2); }
.role-tag { font-size: 11px; font-weight: 600; padding: 1px 7px; border-radius: 10px; background: var(--sel); color: var(--text); }
.stamp { font-size: 12px; color: var(--muted); align-self: center; white-space: nowrap; }
.stamp.warn { color: var(--warn-ink); }
.devtoggle { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; color: var(--muted); cursor: pointer; user-select: none; white-space: nowrap; }

main, .main { display: block; padding: 16px 24px 48px; max-width: 1600px; margin: 0 auto; }
.main > h2 { display: flex; align-items: center; gap: 10px; margin: 4px 0 12px; }

/* ---- bộ lọc / thanh công cụ: một hàng phía trên nội dung ---- */
.filters, .toolbar { display: flex; align-items: flex-end; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
.toolbar { align-items: center; gap: 8px; }
.spacer, .toolbar .spacer { flex: 1; }
.field { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--text-2); margin-bottom: 10px; }
.field > label { font-size: 12px; color: var(--text-2); }
.input, .select, .field input, .field select, .field textarea {
  min-height: 32px; padding: 5px 8px; border: 1px solid var(--border); border-radius: 6px; background: var(--surface); width: 100%;
}
.toolbar .input, .toolbar .select { width: auto; }
.select { min-width: 150px; }
.input:focus, .select:focus { outline: 2px solid var(--sel); border-color: var(--accent); }
.input.num { text-align: right; font-variant-numeric: tabular-nums; }
.hint { font-size: 11.5px; color: var(--muted); }
.check { display: flex; align-items: center; gap: 8px; font-size: 13px; margin: 4px 0; }
.seg { display: inline-flex; border: 1px solid var(--border); border-radius: 6px; overflow: hidden; background: var(--surface); }
.seg button { border: 0; background: transparent; padding: 6px 14px; cursor: pointer; min-height: 32px; }
.seg button + button { border-left: 1px solid var(--border); }
.seg button[aria-pressed="true"] { background: var(--accent); color: var(--accent-ink); font-weight: 600; }

/* ---- nút ---- */
.btn {
  min-height: 32px; padding: 5px 14px; border-radius: 6px; border: 1px solid var(--border);
  background: var(--surface); cursor: pointer; white-space: nowrap; color: var(--text);
}
.btn:hover { background: var(--surface-2); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 600; }
.btn.primary:hover { filter: brightness(1.08); }
.btn.danger { color: var(--bad); }
.btn.small { min-height: 26px; padding: 2px 9px; font-size: 12.5px; }
.btn:disabled { opacity: 0.5; cursor: default; }

/* ---- cảnh báo ---- */
.alert { padding: 9px 12px; border-radius: 6px; margin-bottom: 10px; font-size: 13px; }
.alert.warn { background: var(--warn-bg); color: var(--warn-ink); }
.alert.err { background: var(--err-bg); color: var(--err-ink); }
.alert.ok { background: var(--sel); color: var(--text); }
.alert a { color: inherit; text-decoration: underline; }
.empty { padding: 48px 16px; text-align: center; color: var(--text-2); }

/* ---- thẻ chỉ số ---- */
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 10px; margin-bottom: 14px; }
.kpi { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 14px; min-width: 0; }
.kpi-label { font-size: 12.5px; color: var(--text-2); }
.kpi-value { font-size: 24px; font-weight: 600; margin: 2px 0; letter-spacing: -0.01em; font-variant-numeric: tabular-nums; }
.kpi-sub { font-size: 12.5px; color: var(--muted); }

/* ---- thẻ ---- */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; margin-bottom: 12px; min-width: 0; }
.card-head { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-bottom: 10px; }
.card-head .btn:first-of-type { margin-left: auto; }
.card-head .spacer + .btn, .card-head .spacer ~ .btn { margin-left: 0; }
.footnote { font-size: 12px; color: var(--muted); margin: 8px 0 0; }

/* ---- bảng số liệu ---- */
.table-wrap { overflow-x: auto; max-width: 100%; }
.grid-table { border-collapse: separate; border-spacing: 0; width: 100%; font-size: 13px; }
.grid-table th, .grid-table td { padding: 7px 10px; border-bottom: 1px solid var(--grid); text-align: left; white-space: nowrap; }
/* số canh phải (cột có class num), chữ canh trái */
.grid-table th.num, .grid-table td.num { text-align: right; }
.grid-table th { position: sticky; top: 0; background: var(--surface-2); color: var(--text-2); font-weight: 600; font-size: 12px; vertical-align: bottom; white-space: normal; }
.grid-table th:first-child, .grid-table td:first-child { text-align: left; position: sticky; left: 0; background: var(--surface); z-index: 1; }
.grid-table th:first-child { background: var(--surface-2); z-index: 2; }
.grid-table th.text, .grid-table td.text { text-align: left; }
.grid-table td.wrap { white-space: normal; min-width: 180px; }
.grid-table td { font-variant-numeric: tabular-nums; vertical-align: top; }
.grid-table td .sub { display: block; font-size: 11.5px; color: var(--muted); font-weight: 400; white-space: normal; }
.grid-table td.err { color: var(--err-ink); text-align: left; white-space: normal; }
.grid-table tbody tr:last-child td { border-bottom: 0; }
.grid-table tbody tr.click { cursor: pointer; }
.grid-table tbody tr:hover td { background: var(--wash); }
.grid-table tbody tr:hover td:first-child { background: color-mix(in srgb, var(--surface) 92%, var(--text)); }
.grid-table td.near-kpi { background: var(--warn-bg); color: var(--warn-ink); }
.grid-table td.below-kpi { background: var(--err-bg); color: var(--err-ink); }
.grid-table tfoot td { font-weight: 600; border-top: 1px solid var(--axis); border-bottom: 0; background: var(--surface); }

/* ---- nhãn tình trạng: chấm màu + chữ ---- */
.tg-chip { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 500; white-space: nowrap; color: var(--text-2); }
.tg-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--axis); flex: none; }
.tg-chip.ok .tg-dot { background: var(--s3); }
.tg-chip.ok { color: var(--good); }
.tg-chip.near .tg-dot { background: var(--s4); }
.tg-chip.near { color: var(--warn-ink); }
.tg-chip.risk .tg-dot { background: var(--bad); }
.tg-chip.risk { color: var(--bad); }
.tg-chip.info .tg-dot { background: var(--s1); }
.tg-chip.early, .tg-chip.none { color: var(--muted); }
.badge { display: inline-block; font-size: 11px; font-weight: 600; padding: 0 6px; border-radius: 10px; background: var(--warn-bg); color: var(--warn-ink); vertical-align: 1px; }
.badge.ok { background: var(--sel); color: var(--accent); }
.badge.err { background: var(--err-bg); color: var(--err-ink); }

/* ---- key–value, lưới form ---- */
.kv { display: grid; grid-template-columns: 170px 1fr; gap: 7px 12px; font-size: 13px; }
.kv .k { color: var(--text-2); }
.kv > div:not(.k) { font-variant-numeric: tabular-nums; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0 16px; }

/* ---- biểu đồ cột đơn/ngày (phẳng, màu chuỗi 1) ---- */
.bars { display: flex; align-items: flex-end; gap: 6px; height: 120px; padding: 6px 0 20px; border-bottom: 1px solid var(--axis); }
.bars .b { flex: 1; max-width: 56px; background: var(--s1); border-radius: 2px 2px 0 0; min-height: 2px; position: relative; }
.bars .b:hover { filter: brightness(1.1); }
.bars .b span { position: absolute; bottom: -18px; left: 50%; transform: translateX(-50%); font-size: 11px; color: var(--muted); white-space: nowrap; font-variant-numeric: tabular-nums; }

/* ---- ngăn chi tiết, thông báo, JSON ---- */
.drawer-bg { position: fixed; inset: 0; background: rgba(0, 0, 0, 0.28); z-index: 40; }
.drawer { position: fixed; top: 0; right: 0; bottom: 0; width: min(900px, 100vw); background: var(--page); z-index: 41; overflow: auto; padding: 16px 20px 40px; border-left: 1px solid var(--border); }
.drawer > h2 { display: flex; align-items: center; gap: 10px; margin: 4px 0 12px; }
.drawer .close { float: right; }
.toast { position: fixed; bottom: 18px; right: 18px; z-index: 60; background: var(--surface); color: var(--text); border: 1px solid var(--border); border-radius: 8px; box-shadow: 0 6px 24px rgba(0, 0, 0, 0.14); padding: 9px 12px; font-size: 13px; max-width: 420px; }
.toast.err { background: var(--err-bg); color: var(--err-ink); }
pre.json { background: var(--surface-2); color: var(--text); padding: 10px 12px; border-radius: 6px; font: 12px/1.45 var(--mono); overflow: auto; max-height: 440px; white-space: pre-wrap; word-break: break-all; margin: 0; }

/* ---- ghi chú kỹ thuật (bật/tắt trên thanh trên) ---- */
.devnote { display: none; border: 1px dashed var(--axis); border-radius: 6px; padding: 8px 10px; font-size: 12px; color: var(--text-2); margin-top: 10px; background: var(--surface-2); }
.devnote .mono { color: var(--accent); }
body.show-dev .devnote { display: block; }

/* ---- điện thoại: thanh trên 2 dòng, tab cuộn ngang ---- */
@media (max-width: 960px) { .grid3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) {
  .topbar { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 2px 8px; padding: 8px 16px 0; }
  .brand-sub, .user-box .user-name, .devtoggle, .user-box .stamp { display: none; }
  .user-box { grid-column: 2; grid-row: 1; margin: 0; gap: 6px; }
  .tabs { grid-column: 1 / -1; flex-wrap: nowrap; overflow-x: auto; margin: 0 -16px; padding: 4px 16px 8px; scrollbar-width: none; }
  .tabs::-webkit-scrollbar { display: none; }
  .tabs a { flex: none; padding: 6px 11px; }
  main, .main { padding: 12px 16px 40px; }
  .grid2, .grid3 { grid-template-columns: 1fr; }
  .kv { grid-template-columns: 120px 1fr; }
  .toolbar .input, .toolbar .select { width: 100%; }
}

/* ---- chọn nhiều (giống .subtabs của Ops) ---- */
.chips { display: flex; gap: 6px; flex-wrap: wrap; }
.chip { border: 1px solid var(--border); background: var(--surface); padding: 5px 12px; border-radius: 99px; cursor: pointer; font-size: 13px; color: var(--text-2); }
.chip:hover { background: var(--wash); }
.chip.on { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 600; }

/* ---- đăng nhập (giống HV x Operations) ---- */
.login-page { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-card { width: min(360px, 100%); display: flex; flex-direction: column; gap: 12px; padding: 24px; margin: 0; }
.login-card .field { margin: 0; }
.login-card .field input { width: 100%; }
.login-card .btn { width: 100%; min-height: 38px; }
.login-card p { margin: 0; }
@media (max-width: 1480px) and (min-width: 641px) {
  .topbar { gap: 14px; }
  .brand-sub, .user-box .stamp { display: none; }
  .tabs a { padding: 6px 10px; }
}
h2 .btn { font-size: 14px; }

/* Form: ô bắt buộc + ô còn thiếu */
.req { color: var(--bad); font-weight: 600; }
.input.invalid, .select.invalid { border-color: var(--bad); background: var(--err-bg); }
.drawer .alert.err { position: sticky; top: 0; z-index: 2; }