:root {
  --bg: #f4f6f9; --card: #fff; --line: #d8dee6; --text: #1b2430; --muted: #5b6676; --pri: #0b5ea8; --pri-d: #084a85;
  --red: #b3261e; --red-bg: #fde8e7; --yellow: #8a5a00; --yellow-bg: #fff4d6; --purple: #7b2c8f; --purple-bg: #f6e6fb;
  --green: #1e6b34; --green-bg: #e3f4e8; --grey: #555; --grey-bg: #ececec; --blue-bg: #e6f0fa;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--text); font: 15px/1.45 -apple-system, "Segoe UI", Roboto, Arial, sans-serif; }
a { color: var(--pri); }
.hidden { display: none !important; }
.loading { padding: 40px; text-align: center; color: var(--muted); }
button, .btn { font: inherit; min-height: 40px; padding: 8px 14px; border-radius: 6px; border: 1px solid var(--line); background: #fff; color: var(--text); cursor: pointer; }
button:hover { border-color: var(--pri); }
button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, a:focus-visible { outline: 3px solid #7fb3e6; outline-offset: 1px; }
button.pri { background: var(--pri); border-color: var(--pri); color: #fff; }
button.pri:hover { background: var(--pri-d); }
button.danger { color: var(--red); border-color: #e2a9a5; }
button.link { border: 0; background: none; color: var(--pri); padding: 4px 6px; min-height: 0; text-decoration: underline; }
button:disabled { opacity: .55; cursor: wait; }
button.small { min-height: 32px; padding: 4px 10px; font-size: 14px; }
input, select, textarea { font: inherit; padding: 8px 10px; border: 1px solid #b9c2ce; border-radius: 6px; background: #fff; width: 100%; min-height: 40px; color: var(--text); }
textarea { min-height: 80px; resize: vertical; }
input[type=checkbox], input[type=radio] { width: auto; min-height: 0; transform: scale(1.25); margin: 0 6px 0 2px; }
label { display: block; font-weight: 600; margin: 0 0 4px; font-size: 14px; }
.field { margin-bottom: 12px; }
.field .hint { font-size: 13px; color: var(--muted); font-weight: 400; }
.field.has-err input, .field.has-err select, .field.has-err textarea { border-color: var(--red); background: #fff8f8; }
.field .err { color: var(--red); font-size: 13px; margin-top: 3px; font-weight: 600; }
.grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); }
.grid.g2 { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.row.end { justify-content: flex-end; }
.spacer { flex: 1; }
.muted { color: var(--muted); }
.small-text { font-size: 13px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 14px; margin-bottom: 14px; }
.card h2, .card h3 { margin: 0 0 10px; font-size: 17px; }
h1 { font-size: 20px; margin: 0 0 12px; }

/* Dải môi trường */
.env-band { background: #fff0c2; color: #6b4b00; text-align: center; font-size: 13px; padding: 3px 8px; font-weight: 600; border-bottom: 1px solid #e8d38f; }
/* Đầu trang */
header.top { background: var(--pri); color: #fff; padding: 8px 14px; display: flex; gap: 10px; align-items: center; flex-wrap: wrap; position: sticky; top: 0; z-index: 20; }
header.top .brand { font-weight: 700; font-size: 17px; color: #fff; text-decoration: none; }
header.top nav { display: flex; gap: 4px; flex-wrap: wrap; }
header.top nav a { color: #e6f0fa; text-decoration: none; padding: 8px 10px; border-radius: 6px; }
header.top nav a.on, header.top nav a:hover { background: rgba(255,255,255,.18); color: #fff; }
header.top .who { font-size: 13px; text-align: right; }
header.top button { min-height: 34px; padding: 4px 10px; background: transparent; color: #fff; border-color: rgba(255,255,255,.5); }
.badge-count { background: #ffd34d; color: #000; border-radius: 10px; padding: 0 7px; font-size: 12px; font-weight: 700; margin-left: 4px; }
main { padding: 14px; max-width: 1500px; margin: 0 auto; }
.sync { font-size: 12px; color: #cfe0f2; }

/* Thẻ đếm */
.counters { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 12px; }
.counter { background: #fff; border: 1px solid var(--line); border-left: 5px solid var(--pri); border-radius: 8px; padding: 10px 12px; text-align: left; min-height: 64px; }
.counter b { display: block; font-size: 24px; }
.counter.red { border-left-color: var(--red); } .counter.purple { border-left-color: var(--purple); } .counter.yellow { border-left-color: #d79b00; }
.counter.on { box-shadow: 0 0 0 3px #7fb3e6; }

/* Nhãn tình trạng: luôn có chữ + biểu tượng */
.tag { display: inline-flex; align-items: center; gap: 4px; border-radius: 12px; padding: 1px 9px; font-size: 13px; font-weight: 600; white-space: nowrap; border: 1px solid transparent; }
.tag.khong_on_dinh { background: var(--red-bg); color: var(--red); border-color: #f1b7b3; }
.tag.can_chu_y { background: var(--yellow-bg); color: var(--yellow); border-color: #f0d590; }
.tag.on_dinh { background: var(--green-bg); color: var(--green); border-color: #b5dcbf; }
.tag.chua_danh_gia { background: #fff; color: var(--muted); border-color: var(--line); }
.tag.dac_biet { background: var(--purple-bg); color: var(--purple); border-color: #e0b7ec; }
.tag.ket_thuc, .tag.luu_tru, .tag.huy { background: var(--grey-bg); color: var(--grey); }
.tag.qua_han { background: var(--red); color: #fff; }
.tag.den_han { background: var(--yellow-bg); color: var(--yellow); border-color: #f0d590; }
.tag.chua_den_han { background: var(--blue-bg); color: var(--pri); }
.tag.chua_co_ke_hoach { background: #fff; color: var(--muted); border: 1px dashed #98a2b0; }
.tag.nhap { background: #fff; color: #6a5300; border: 1px dashed #c9a400; }
.tag.dinh_chinh { background: var(--blue-bg); color: var(--pri); }

/* Bảng */
.filters { display: grid; gap: 10px; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); align-items: end; }
.filters .field { margin: 0; }
.chips { display: flex; gap: 6px; flex-wrap: wrap; }
.chip { display: inline-flex; align-items: center; border: 1px solid var(--line); border-radius: 16px; padding: 4px 10px; background: #fff; font-weight: 400; font-size: 14px; cursor: pointer; margin: 0; }
.chip input { margin-right: 4px; }
.table-wrap { overflow: auto; max-height: 70vh; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
table.list { border-collapse: collapse; width: 100%; min-width: 1200px; font-size: 14px; }
table.list th { position: sticky; top: 0; background: #eef2f7; text-align: left; padding: 8px; border-bottom: 1px solid var(--line); white-space: nowrap; z-index: 1; }
table.list td { padding: 7px 8px; border-bottom: 1px solid #edf0f4; vertical-align: top; }
table.list tr.r-khong_on_dinh td:first-child { box-shadow: inset 5px 0 0 var(--red); }
table.list tr.r-dac_biet td:first-child { box-shadow: inset 5px 0 0 var(--purple); }
table.list tr:hover td { background: #f7faff; }
table.list a.pname { font-weight: 700; }
.cards { display: none; }
.pcard { background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; margin-bottom: 8px; border-left: 6px solid var(--line); }
.pcard.khong_on_dinh { border-left-color: var(--red); } .pcard.can_chu_y { border-left-color: #d79b00; } .pcard.dac_biet { border-left-color: var(--purple); } .pcard.on_dinh { border-left-color: #3a9a55; }
.pcard a { font-weight: 700; font-size: 16px; }
.pcard .tags { margin: 6px 0; display: flex; gap: 4px; flex-wrap: wrap; }
.pager { display: flex; gap: 8px; align-items: center; margin-top: 10px; flex-wrap: wrap; }
.empty { padding: 30px; text-align: center; color: var(--muted); background: #fff; border: 1px dashed var(--line); border-radius: 8px; }

/* Hồ sơ */
.ep-head { background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 14px; margin-bottom: 12px; }
.ep-head h1 { margin-bottom: 4px; }
.ep-head .meta { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 6px 14px; font-size: 14px; margin-top: 8px; }
.ep-head .meta div b { display: block; font-size: 12px; color: var(--muted); font-weight: 600; }
.alert-unstable { background: var(--red-bg); border: 2px solid var(--red); color: var(--red); padding: 10px 12px; border-radius: 8px; font-weight: 700; margin: 10px 0; }
.alert-special { background: var(--purple-bg); border: 1px solid #d9a6e6; color: var(--purple); padding: 8px 12px; border-radius: 8px; margin: 10px 0; }
.tabs { display: flex; gap: 4px; flex-wrap: wrap; border-bottom: 2px solid var(--line); margin-bottom: 12px; }
.tabs button { border: 0; border-bottom: 3px solid transparent; border-radius: 0; background: none; margin-bottom: -2px; }
.tabs button.on { border-bottom-color: var(--pri); color: var(--pri); font-weight: 700; }
.obs { background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 12px; margin-bottom: 10px; border-left: 5px solid var(--line); }
.obs.khong_on_dinh { border-left-color: var(--red); } .obs.can_chu_y { border-left-color: #d79b00; } .obs.on_dinh { border-left-color: #3a9a55; }
.obs.st-huy, .obs.superseded { opacity: .72; background: #fafafa; }
.obs .ohead { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; font-size: 14px; }
.obs .text { white-space: pre-wrap; margin: 8px 0; }
.vitals { display: flex; gap: 12px; flex-wrap: wrap; font-size: 14px; background: #f6f8fb; padding: 6px 10px; border-radius: 6px; }
.thumbs { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 8px; }
.thumbs figure { margin: 0; width: 130px; font-size: 12px; }
.thumbs img { width: 130px; height: 100px; object-fit: cover; border-radius: 6px; border: 1px solid var(--line); cursor: zoom-in; background: #eee; }
.upl { font-size: 13px; padding: 4px 8px; border-radius: 6px; background: #f6f8fb; margin-top: 4px; }
.upl.fail { background: var(--red-bg); color: var(--red); } .upl.ok { background: var(--green-bg); color: var(--green); }
.assess-pick { display: flex; gap: 8px; flex-wrap: wrap; }
.assess-pick label { display: flex; align-items: center; border: 2px solid var(--line); border-radius: 8px; padding: 8px 12px; cursor: pointer; font-weight: 600; margin: 0; }
.assess-pick label.sel-on_dinh { border-color: #3a9a55; background: var(--green-bg); }
.assess-pick label.sel-can_chu_y { border-color: #d79b00; background: var(--yellow-bg); }
.assess-pick label.sel-khong_on_dinh { border-color: var(--red); background: var(--red-bg); }
.unit { font-weight: 400; color: var(--muted); font-size: 12px; }
details > summary { cursor: pointer; font-weight: 600; padding: 6px 0; }
.kv { display: grid; grid-template-columns: 170px 1fr; gap: 4px 12px; font-size: 14px; }
.kv dt { color: var(--muted); } .kv dd { margin: 0; }
.diff { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.diff pre { white-space: pre-wrap; background: #f6f8fb; padding: 8px; border-radius: 6px; font-size: 13px; margin: 0; }

/* Hộp thoại */
.modal-bg { position: fixed; inset: 0; background: rgba(10,20,30,.45); z-index: 50; display: flex; align-items: flex-start; justify-content: center; overflow: auto; padding: 30px 10px; }
.modal { background: #fff; border-radius: 10px; max-width: 760px; width: 100%; padding: 18px; box-shadow: 0 10px 40px rgba(0,0,0,.25); }
.modal.wide { max-width: 980px; }
.modal h2 { margin: 0 0 12px; font-size: 18px; }
.modal .foot { display: flex; gap: 8px; justify-content: flex-end; margin-top: 14px; flex-wrap: wrap; position: sticky; bottom: -18px; background: #fff; padding: 10px 0; border-top: 1px solid var(--line); }
.viewer img { max-width: 100%; max-height: 80vh; display: block; margin: 0 auto; }
.form-err { background: var(--red-bg); color: var(--red); padding: 8px 12px; border-radius: 6px; font-weight: 600; margin-bottom: 10px; }
.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: #1b2430; color: #fff; padding: 10px 18px; border-radius: 8px; z-index: 100; max-width: 90vw; }
.toast.err { background: var(--red); }

/* Khoá màn hình */
.lock { position: fixed; inset: 0; background: #0f2b47; z-index: 200; display: flex; align-items: center; justify-content: center; padding: 20px; }
.lock .box { background: #fff; border-radius: 10px; padding: 22px; max-width: 380px; width: 100%; }
.lock-warn { position: fixed; top: 60px; right: 14px; background: #fff4d6; border: 1px solid #d79b00; padding: 10px 14px; border-radius: 8px; z-index: 60; }
.login { max-width: 400px; margin: 8vh auto; background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 24px; }
.login h1 { text-align: center; }

@media (max-width: 760px) {
  .table-wrap { display: none; }
  .cards { display: block; }
  .counters { grid-template-columns: repeat(2, 1fr); }
  header.top { position: static; }
  header.top .who div:nth-child(2), header.top .sync { display: none; }
  header.top nav a { padding: 6px 8px; font-size: 14px; }
  main { padding: 10px; }
  .kv { grid-template-columns: 1fr; }
  .ep-head .meta { grid-template-columns: 1fr 1fr; }
  .kv dt { font-weight: 600; margin-top: 6px; }
  .diff { grid-template-columns: 1fr; }
  .modal { padding: 14px; }
  .modal-bg { padding: 0; }
  .modal { min-height: 100vh; border-radius: 0; }
}
@media print { header.top, .env-band, button { display: none !important; } }