/* Giao diện khu quản trị. Dùng lại bảng màu navy của base.css, nhưng bố cục riêng:
   trang quản trị cần mật độ thông tin cao, trang đọc cần khoảng thở. Hai mục tiêu
   ngược nhau nên không dùng chung layout. */

.manage-body { background: var(--navy-050); color: var(--ink); }

/* ── thanh trên ─────────────────────────────────────────────────────────── */
.manage-top {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: .7rem 1.25rem;
  background: var(--navy-900); color: #fff;
}
.manage-brand { color: #fff; text-decoration: none; font-weight: 650; letter-spacing: -.02em; }
.manage-brand span { color: var(--navy-300); }
.manage-top-right { display: flex; align-items: center; gap: 1rem; font-size: .875rem; }
.manage-view { color: var(--navy-300); text-decoration: none; }
.manage-view:hover { color: #fff; }
.manage-who { color: #fff; display: flex; align-items: baseline; gap: .4rem; }
.manage-who em { font-style: normal; font-size: .72rem; text-transform: uppercase;
  letter-spacing: .06em; color: var(--navy-300); border: 1px solid var(--navy-600);
  border-radius: 999px; padding: .1rem .45rem; }
.linkish { background: none; border: 0; color: var(--navy-300); cursor: pointer;
  font: inherit; font-size: .875rem; padding: 0; }
.linkish:hover { color: #fff; text-decoration: underline; }

/* ── khung ──────────────────────────────────────────────────────────────── */
.manage-shell { display: grid; grid-template-columns: 15rem minmax(0, 1fr); align-items: start; }
.manage-main { padding: 1.75rem 2rem 5rem; min-width: 0; }

.manage-rail {
  position: sticky; top: 3.1rem; align-self: start;
  height: calc(100vh - 3.1rem); overflow-y: auto;
  padding: 1.25rem .75rem; background: #fff;
  border-right: 1px solid var(--line);
}
.rail-group { margin-top: 1.4rem; }
.rail-group-title {
  margin: 0 0 .35rem .6rem; font-size: .69rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .08em; color: var(--muted);
}
.rail-item {
  display: flex; align-items: center; justify-content: space-between; gap: .5rem;
  padding: .44rem .6rem; border-radius: 7px;
  color: var(--ink); text-decoration: none; font-size: .9rem;
}
.rail-item:hover { background: var(--navy-050); }
.rail-item.on { background: var(--navy-800); color: #fff; font-weight: 600; }
.rail-badge { font-size: .72rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.rail-item.on .rail-badge { color: var(--navy-300); }

/* ── phần tử chung ──────────────────────────────────────────────────────── */
.page-head { margin-bottom: 1.5rem; }
.page-head.row { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.page-head h1 { margin: 0 0 .2rem; font-size: 1.5rem; letter-spacing: -.02em; }
.muted { color: var(--muted); font-size: .875rem; margin: 0; }
.empty { padding: 1.25rem 0; }

.panel {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 1.25rem 1.35rem; margin-bottom: 1.25rem;
}
.panel h2 { margin: 0 0 .9rem; font-size: 1rem; font-weight: 650; letter-spacing: -.01em; }
.two-col { display: grid; gap: 1.25rem; grid-template-columns: repeat(auto-fit, minmax(21rem, 1fr)); }

.stat-row { display: grid; gap: .9rem; grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr)); margin-bottom: 1.25rem; }
.stat { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: .95rem 1.1rem; }
.stat strong { display: block; font-size: 1.45rem; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.stat span { font-size: .78rem; color: var(--muted); }

/* ── biểu đồ cột ────────────────────────────────────────────────────────── */
.bars { list-style: none; margin: 0; padding: 0; display: flex; align-items: flex-end;
  gap: .32rem; height: 9rem; }
.bars li { flex: 1; display: flex; flex-direction: column; align-items: center;
  justify-content: flex-end; height: 100%; gap: .35rem; }
.bars .bar { width: 100%; min-height: 2px; background: var(--navy-600);
  border-radius: 3px 3px 0 0; transition: background .15s; }
.bars li:hover .bar { background: var(--navy-800); }
.bars em { font-style: normal; font-size: .62rem; color: var(--muted); }
.bars.small { height: 4rem; gap: .12rem; }

/* ── bảng ───────────────────────────────────────────────────────────────── */
.grid { width: 100%; border-collapse: collapse; background: #fff;
  border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; font-size: .885rem; }
.grid th, .grid td { padding: .62rem .8rem; text-align: left; border-bottom: 1px solid var(--line-soft); vertical-align: top; }
.grid th { background: var(--navy-050); font-size: .74rem; text-transform: uppercase;
  letter-spacing: .05em; color: var(--muted); font-weight: 700; }
.grid tr:last-child td { border-bottom: 0; }
.grid tr:hover td { background: var(--navy-050); }
.grid .num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.row-title { display: block; color: var(--ink); text-decoration: none; font-weight: 600; }
.row-title:hover { color: var(--accent); text-decoration: underline; }
.row-url { display: block; font-size: .76rem; color: var(--muted); text-decoration: none; margin-top: .12rem; }

.chip { display: inline-block; padding: .12rem .5rem; border-radius: 999px;
  font-size: .72rem; background: var(--navy-050); color: var(--navy-800); }
.chip.published { background: #E7F4EC; color: #1B5E37; }
.chip.draft     { background: #FDF3E0; color: #7A4E11; }
.chip.archived  { background: #EFEFEF; color: #555; }

.rank { list-style: none; margin: 0; padding: 0; counter-reset: r; }
.rank li { display: flex; justify-content: space-between; gap: 1rem; padding: .5rem 0;
  border-bottom: 1px solid var(--line-soft); font-size: .885rem; }
.rank li:last-child { border-bottom: 0; }
.rank a { color: var(--ink); text-decoration: none; }
.rank a:hover { color: var(--accent); text-decoration: underline; }

/* ── biểu mẫu ───────────────────────────────────────────────────────────── */
.filter-bar { display: flex; gap: .55rem; margin-bottom: 1rem; flex-wrap: wrap; }
label { display: block; margin-bottom: .9rem; }
label > span { display: block; font-size: .8rem; font-weight: 600; margin-bottom: .3rem; }
.counter { font-weight: 400; color: var(--muted); font-style: normal; font-size: .75rem; }
input[type="text"], input[type="email"], input[type="password"], input[type="search"],
select, textarea {
  width: 100%; padding: .5rem .65rem; font: inherit; font-size: .9rem;
  border: 1px solid var(--line); border-radius: 7px; background: #fff; color: var(--ink);
}
textarea { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .82rem; line-height: 1.55; resize: vertical; }
input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--navy-500); outline-offset: 1px; border-color: var(--navy-500); }
.filter-bar input, .filter-bar select { width: auto; min-width: 9rem; }
.filter-bar input[type="search"] { min-width: 17rem; flex: 1; }
.btn.small { padding: .45rem .9rem; font-size: .85rem; }

.editor .panel { max-width: 62rem; }
.sec { border: 1px solid var(--line); border-radius: 8px; padding: .5rem .8rem; margin-bottom: .6rem; background: var(--navy-050); }
.sec summary { cursor: pointer; font-weight: 600; font-size: .885rem; padding: .25rem 0; }
.sec[open] { background: #fff; padding-bottom: .8rem; }
.sec.lead summary { color: var(--muted); font-weight: 500; }
.ro { background: var(--navy-050); padding: .7rem; border-radius: 6px; font-size: .76rem;
  overflow-x: auto; max-height: 15rem; margin: .5rem 0 0; }
.editor-actions { display: flex; gap: .7rem; align-items: center; margin: 1.25rem 0 2rem; }

.flash { padding: .7rem 1rem; border-radius: 8px; font-size: .885rem; margin-bottom: 1rem; }
.flash.ok  { background: #E7F4EC; color: #1B5E37; }
.flash.bad { background: #FBE9E9; color: #8A1F1F; }

.pager { display: flex; gap: 1rem; align-items: center; justify-content: center;
  margin-top: 1.25rem; font-size: .885rem; color: var(--muted); }
.pager a { color: var(--accent); text-decoration: none; }

/* ── đăng nhập ──────────────────────────────────────────────────────────── */
.auth-body { display: grid; place-items: center; min-height: 100vh; background: var(--navy-900); }
.auth-card { width: min(24rem, calc(100vw - 2.5rem)); background: #fff;
  border-radius: var(--radius-lg); padding: 2.1rem 2rem; box-shadow: var(--shadow-lg); }
.auth-brand { display: block; text-decoration: none; color: var(--navy-900);
  font-weight: 700; letter-spacing: -.022em; margin-bottom: 1.4rem; }
.auth-brand span { color: var(--navy-300); }
.auth-card h1 { font-size: 1.2rem; margin: 0 0 1.3rem; letter-spacing: -.015em; }
.auth-card .btn { width: 100%; justify-content: center; margin-top: .3rem; }
.auth-error { background: #FBE9E9; color: #8A1F1F; padding: .65rem .85rem;
  border-radius: 7px; font-size: .855rem; margin: 0 0 1rem; }
.auth-note { font-size: .78rem; color: var(--muted); margin: 1.3rem 0 0; text-align: center; }

@media (max-width: 60rem) {
  .manage-shell { grid-template-columns: 1fr; }
  .manage-rail { position: static; height: auto; border-right: 0;
    border-bottom: 1px solid var(--line); display: flex; gap: .4rem;
    overflow-x: auto; padding: .6rem .75rem; }
  .rail-group { margin-top: 0; display: flex; gap: .4rem; align-items: center; }
  .rail-group-title { display: none; }
  .rail-item { white-space: nowrap; }
  .manage-main { padding: 1.25rem 1rem 4rem; }
}

/* ── Panel hình đại diện ────────────────────────────────── */
/* Ảnh và ô nhập đứng cạnh nhau: sửa alt mà không nhìn thấy ảnh thì viết theo trí nhớ. */
.img-edit { display: grid; gap: 1.1rem; grid-template-columns: 1fr; }
.img-preview { margin: 0; }
.img-preview img {
  width: 100%; max-width: 22rem; height: auto;
  border: 1px solid var(--line); border-radius: .7rem; background: #f4f7fa;
}
.img-preview figcaption { margin-top: .45rem; display: grid; gap: .15rem; font-size: .74rem; }
.img-preview code { word-break: break-all; font-size: .72rem; }
.img-fields label:last-child { margin-bottom: 0; }
.findings { list-style: none; margin: .3rem 0 0; padding: 0; display: grid; gap: .35rem; }
.findings li {
  padding: .5rem .7rem; border-radius: .55rem;
  background: #fff8ec; border: 1px solid #f2dfbe;
  font-size: .78rem; line-height: 1.5;
}
.findings li.blocking { background: #fdeeee; border-color: #f0c9c9; }
.findings strong { font-weight: 700; }
.ok-line { margin: .3rem 0 0; font-size: .78rem; }

@media (min-width: 56rem) {
  .img-edit { grid-template-columns: 22rem minmax(0, 1fr); align-items: start; }
  .findings { grid-column: 1 / -1; }
  .ok-line { grid-column: 1 / -1; }
}