@layer components {
  /* ---------- Khung ứng dụng ---------- */
  /* Mỗi phần có vùng cố định: phần nào bị ẩn (ribbon khi dùng Sidebar, thanh trạng thái trên điện thoại) thì hàng của
     nó co về 0 — các phần khác không bị dồn hàng (trước đây thanh trạng thái rơi vào hàng 1fr và để trống phía dưới). */
  .erp-app {
    display: grid; grid-template-rows: auto auto minmax(0, 1fr) auto; grid-template-columns: minmax(0, 1fr);
    grid-template-areas: "title" "ribbon" "body" "status";
    height: 100vh; height: 100dvh; overflow: hidden;
  }
  .erp-app > * { min-width: 0; }
  .erp-titlebar { grid-area: title; }
  .erp-ribbon-host { grid-area: ribbon; }
  .erp-body { grid-area: body; min-height: 0; }
  .erp-statusbar { grid-area: status; }
  .erp-boot { display: grid; place-items: center; align-content: center; gap: 14px; height: 100vh; color: var(--erp-text-muted); }
  .erp-boot__logo, .erp-brand__logo {
    width: 30px; height: 30px; border-radius: 8px; flex: none;
    background: url("../assets/favicon.svg") center / cover no-repeat;
    box-shadow: 0 2px 6px rgba(0, 0, 0, .18);
  }
  .erp-boot__logo { width: 44px; height: 44px; animation: erp-pulse 1.2s ease-in-out infinite; }
  @keyframes erp-pulse { 50% { transform: scale(.92); opacity: .7; } }
  .erp-chrome { backdrop-filter: blur(var(--erp-chrome-blur, 0px)); -webkit-backdrop-filter: blur(var(--erp-chrome-blur, 0px)); }

  /* ---------- Thanh tiêu đề ---------- */
  .erp-titlebar {
    display: flex; align-items: center; gap: 12px; height: var(--erp-titlebar-h); padding: 0 10px 0 12px;
    background: var(--erp-chrome-bg); color: var(--erp-chrome-text); position: relative; z-index: 30;
  }
  .erp-titlebar__menu { display: inline-grid; margin-inline-end: -4px; }
  .erp-brand { display: flex; align-items: center; gap: 10px; min-width: 0; }
  .erp-brand__text { display: grid; line-height: 1.15; min-width: 0; }
  .erp-brand__text strong { font-size: var(--erp-fs-md); letter-spacing: .2px; }
  .erp-brand__text small { color: var(--erp-chrome-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 32ch; }
  .erp-ctxbtn {
    display: inline-flex; align-items: center; gap: 7px; height: 32px; padding: 0 8px 0 10px; border-radius: 999px; border: 0;
    background: var(--erp-chrome-hover); color: var(--erp-chrome-text); cursor: pointer; white-space: nowrap; font-size: var(--erp-fs-sm); margin-inline-end: 4px;
  }
  .erp-ctxbtn .erp-icon { width: 16px; height: 16px; opacity: .85; }
  .erp-ctxbtn .erp-icon:last-child { width: 13px; height: 13px; opacity: .7; }
  .erp-ctxbtn:hover { background: color-mix(in srgb, var(--erp-chrome-text) 20%, transparent); }
  .erp-searchbtn {
    margin-inline: auto; display: flex; align-items: center; gap: 8px; width: min(440px, 36vw); height: 34px; padding: 0 8px 0 12px;
    border-radius: var(--erp-radius); border: 1px solid color-mix(in srgb, var(--erp-chrome-text) 25%, transparent);
    background: color-mix(in srgb, var(--erp-chrome-text) 10%, transparent); color: var(--erp-chrome-muted); cursor: pointer; text-align: start;
  }
  .erp-searchbtn span { flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .erp-searchbtn kbd { background: transparent; color: inherit; border-color: color-mix(in srgb, var(--erp-chrome-text) 30%, transparent); }
  .erp-searchbtn:hover { background: color-mix(in srgb, var(--erp-chrome-text) 16%, transparent); color: var(--erp-chrome-text); }
  .erp-titlebar__actions { display: flex; align-items: center; gap: 2px; }
  .erp-titlebar .erp-iconbtn:hover { background: var(--erp-chrome-hover); }
  .erp-titlebar [data-only="narrow"] { display: none; }
  .erp-userbtn {
    display: flex; align-items: center; gap: 8px; height: 34px; padding: 0 6px 0 3px; border-radius: 999px; border: 0;
    background: transparent; color: inherit; cursor: pointer;
  }
  .erp-userbtn:hover { background: var(--erp-chrome-hover); }
  .erp-userbtn .erp-icon { width: 14px; height: 14px; opacity: .8; }
  .erp-avatar {
    display: grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; font-weight: 700; font-size: var(--erp-fs-sm);
    background: var(--erp-primary); color: var(--erp-on-primary); box-shadow: 0 0 0 2px color-mix(in srgb, var(--erp-chrome-text) 35%, transparent);
  }
  .erp-userbtn__name { white-space: nowrap; max-width: 18ch; overflow: hidden; text-overflow: ellipsis; }

  /* ---------- Thân: sidebar + vùng chính ---------- */
  .erp-body { display: flex; min-height: 0; min-width: 0; }
  .erp-main { flex: 1; min-width: 0; display: flex; flex-direction: column; min-height: 0; }

  /* ---------- Sidebar dọc ---------- */
  .erp-sidebar {
    width: var(--erp-sidebar-w); flex: none; display: none; flex-direction: column; min-height: 0;
    background: var(--erp-sidebar-bg); color: var(--erp-sidebar-text); border-inline-end: 1px solid var(--erp-border);
    backdrop-filter: blur(var(--erp-blur)); -webkit-backdrop-filter: blur(var(--erp-blur)); transition: width .18s ease;
  }
  :root[data-nav="sidebar"] .erp-sidebar { display: flex; }
  :root[data-nav="sidebar"] .erp-ribbon-host { display: none; }
  .erp-sidebar__head { display: flex; gap: 6px; padding: 12px 12px 8px; }
  .erp-sidebar__close { display: none; }
  .erp-snav__searchwrap { position: relative; flex: 1; display: flex; align-items: center; }
  .erp-snav__searchwrap > .erp-icon { position: absolute; inset-inline-start: 10px; width: 16px; height: 16px; color: var(--erp-text-faint); pointer-events: none; }
  .erp-snav__searchwrap .erp-snav__search { padding-inline-start: 34px; height: 34px; border-radius: 8px; background: var(--erp-surface-2); }
  .erp-sidebar { position: relative; }
  .erp-sidebar__scroll { overflow-x: hidden; overflow-y: auto; padding: 4px 10px 12px; flex: 1; scrollbar-width: thin; min-width: 0; }
  /* Tay kéo đổi độ rộng ở mép phải */
  .erp-sidebar__resizer {
    position: absolute; z-index: 5; top: 0; bottom: 0; inset-inline-end: -3px; width: 7px; cursor: col-resize; touch-action: none;
  }
  .erp-sidebar__resizer::after {
    content: ""; position: absolute; top: 0; bottom: 0; inset-inline-start: 3px; width: 1px; background: transparent; transition: background-color .15s, width .15s;
  }
  .erp-sidebar__resizer:hover::after, .erp-sidebar__resizer:focus-visible::after, .is-resizing-sidebar .erp-sidebar__resizer::after {
    width: 3px; inset-inline-start: 2px; background: var(--erp-primary);
  }
  .is-resizing-sidebar, .is-resizing-sidebar * { cursor: col-resize !important; user-select: none !important; }
  .is-resizing-sidebar .erp-sidebar { transition: none; }

  .erp-snav, .erp-snav ul { list-style: none; margin: 0; padding: 0; }
  /* minmax(0,1fr): cột không tự nở theo dòng chữ dài nhất ⇒ không tràn ngang, chữ dài hiện "…" */
  .erp-snav { display: grid; grid-template-columns: minmax(0, 1fr); gap: 2px; min-width: 0; }
  .erp-snav li, .erp-snav__group, .erp-snav__body { min-width: 0; }
  .erp-snav__title { display: flex; align-items: center; gap: 8px; padding: 10px 10px 4px; font-size: var(--erp-fs-xs); font-weight: 600; color: var(--erp-text-muted); }
  .erp-snav__title .erp-icon { width: 14px; height: 14px; color: var(--erp-favorite); fill: var(--erp-favorite); }
  .erp-snav__favs:not(:empty) { margin-bottom: 6px; padding-bottom: 6px; border-bottom: 1px dashed var(--erp-border); }
  .erp-snav__mhead {
    display: flex; align-items: center; gap: 11px; width: 100%; height: 38px; padding: 0 10px; border: 0; border-radius: 8px;
    background: transparent; color: var(--erp-sidebar-text); font-weight: 600; font-size: var(--erp-fs-md); cursor: pointer; text-align: start;
  }
  .erp-snav__mhead > .erp-icon:first-child { width: 19px; height: 19px; color: var(--erp-sidebar-icon); flex: none; }
  .erp-snav__mhead:hover { background: var(--erp-sidebar-hover); }
  .erp-snav__label { flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .erp-snav__count { font-size: var(--erp-fs-xs); font-weight: 600; color: var(--erp-text-faint); padding: 0 6px; border-radius: 999px; background: var(--erp-surface-2); }
  .erp-snav__caret { width: 14px !important; height: 14px !important; color: var(--erp-text-faint); transition: transform .15s; flex: none; }
  .erp-snav__module.is-open > .erp-snav__mhead { background: var(--erp-sidebar-hover); }
  .erp-snav__module.is-open > .erp-snav__mhead .erp-snav__caret { transform: rotate(90deg); }
  .erp-snav__module.is-open > .erp-snav__mhead > .erp-icon:first-child { color: var(--erp-primary); }
  .erp-snav__body { display: none; padding: 2px 0 8px 18px; margin-inline-start: 10px; border-inline-start: 1px solid var(--erp-border); }
  .erp-snav__module.is-open > .erp-snav__body { display: block; }
  .erp-snav__ghead {
    display: flex; align-items: center; gap: 6px; width: 100%; padding: 7px 6px 4px; border: 0; background: transparent; cursor: pointer;
    color: var(--erp-text-muted); font-size: var(--erp-fs-xs); font-weight: 600; text-align: start;
  }
  .erp-snav__ghead small { margin-inline-start: auto; font-weight: 600; }
  .erp-snav__ghead:hover { color: var(--erp-text); }
  .erp-snav__ghead[aria-expanded="false"] + ul { display: none; }
  .erp-snav__ghead[aria-expanded="true"] .erp-snav__caret { transform: rotate(90deg); }
  .erp-snav__item {
    display: flex; align-items: center; gap: 9px; padding: 6px 8px; border-radius: 7px; color: var(--erp-sidebar-text);
    text-decoration: none; font-size: var(--erp-fs-sm); line-height: 1.3; position: relative;
  }
  .erp-snav__item > span { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .erp-snav__item .erp-icon { width: 15px; height: 15px; color: var(--erp-text-faint); flex: none; }
  .erp-snav__item:hover { background: var(--erp-sidebar-hover); color: var(--erp-text); }
  .erp-snav__item[aria-current="page"] { background: var(--erp-sidebar-active-bg); color: var(--erp-sidebar-active-text); font-weight: 600; }
  .erp-snav__item[aria-current="page"] .erp-icon { color: var(--erp-sidebar-active-text); }
  .erp-snav__item[aria-current="page"]::before { content: ""; position: absolute; inset-inline-start: -19px; top: 6px; bottom: 6px; width: 3px; border-radius: 3px; background: var(--erp-primary); }
  .erp-snav__favlist .erp-snav__item .erp-icon { color: var(--erp-favorite); }

  /* Sidebar thu gọn thành thanh biểu tượng (rail) — chỉ trên màn ≥ 768px; điện thoại luôn dùng ngăn kéo đầy đủ */
  @media (min-width: 768px) {
  :root[data-sidebar="rail"] .erp-sidebar { width: var(--erp-rail-w); }
  :root[data-sidebar="rail"] .erp-sidebar .erp-snav__searchwrap,
  :root[data-sidebar="rail"] .erp-sidebar .erp-snav__label,
  :root[data-sidebar="rail"] .erp-sidebar .erp-snav__count,
  :root[data-sidebar="rail"] .erp-sidebar .erp-snav__caret,
  :root[data-sidebar="rail"] .erp-sidebar .erp-snav__body,
  :root[data-sidebar="rail"] .erp-sidebar .erp-snav__favs,
  :root[data-sidebar="rail"] .erp-sidebar .erp-sidebar__head,
  :root[data-sidebar="rail"] .erp-sidebar .erp-sidebar__resizer { display: none !important; }
  :root[data-sidebar="rail"] .erp-sidebar .erp-sidebar__scroll { padding: 8px; }
  :root[data-sidebar="rail"] .erp-sidebar .erp-snav__mhead { justify-content: center; padding: 0; height: 42px; }
  :root[data-sidebar="rail"] .erp-sidebar .erp-snav__mhead > .erp-icon:first-child { width: 21px; height: 21px; }
  }
  .erp-snav-fly {
    position: fixed; z-index: 940; width: 300px; max-height: min(80vh, 640px); overflow: auto; padding: 8px 10px 10px; border-radius: 12px;
    background: var(--erp-surface); color: var(--erp-text);
  }
  .erp-snav-fly__head { display: flex; align-items: center; gap: 8px; padding: 6px 4px 8px; border-bottom: 1px solid var(--erp-border); margin-bottom: 4px; }
  .erp-snav-fly__head .erp-icon { color: var(--erp-primary); }
  .erp-snav-fly .erp-snav__group ul { list-style: none; margin: 0; padding: 0; }

  /* ---------- Thanh tab tài liệu ---------- */
  .erp-docbar {
    display: flex; align-items: flex-end; gap: 2px; padding: 6px 8px 0; flex: none;
    border-bottom: 1px solid var(--erp-border); background: var(--erp-docbar-bg);
  }
  .erp-docbar__tabs { display: flex; align-items: flex-end; gap: 2px; overflow-x: auto; overflow-y: hidden; scrollbar-width: none; flex: 1; min-width: 0; }
  .erp-docbar__tabs::-webkit-scrollbar { display: none; }
  .erp-docbar__nav {
    display: none; place-items: center; flex: none; width: 28px; height: 30px; margin-bottom: 3px; border: 0; border-radius: 6px;
    background: transparent; color: var(--erp-text-muted); cursor: pointer;
  }
  .erp-docbar__nav .erp-icon { width: 16px; height: 16px; }
  .erp-docbar__nav:hover:not([disabled]) { background: var(--erp-surface-3); color: var(--erp-text); }
  .erp-docbar__nav[disabled] { opacity: .3; cursor: default; }
  .erp-docbar.is-overflow .erp-docbar__nav { display: grid; }
  .erp-docbar__list { display: inline-flex !important; align-items: center; gap: 3px; width: auto; padding: 0 8px; }
  .erp-docbar__count { font-size: var(--erp-fs-xs); font-weight: 700; }
  .erp-doctab {
    display: flex; align-items: center; max-width: 220px; flex: none; border: 1px solid transparent; border-bottom: 0;
    border-radius: 8px 8px 0 0; color: var(--erp-text-muted); position: relative; top: 1px;
  }
  .erp-doctab:not(.is-active) + .erp-doctab:not(.is-active)::before {
    content: ""; position: absolute; inset-inline-start: -2px; top: 9px; bottom: 9px; width: 1px; background: var(--erp-border);
  }
  .erp-doctab:hover { background: color-mix(in srgb, var(--erp-surface) 70%, transparent); color: var(--erp-text); }
  .erp-doctab.is-active {
    background: var(--erp-surface); color: var(--erp-text); border-color: var(--erp-border); font-weight: 600;
    box-shadow: inset 0 2px 0 var(--erp-primary);
  }
  .erp-doctab__main {
    display: flex; align-items: center; gap: 6px; min-width: 0; padding: 8px 4px 8px 12px; border: 0; background: transparent;
    color: inherit; cursor: pointer; font-size: var(--erp-fs-sm); font-weight: inherit;
  }
  .erp-doctab__main .erp-icon { width: 15px; height: 15px; }
  .erp-doctab__label { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  /* Tab đang ngủ (đã nhả bộ nhớ): chữ nhạt hơn, bấm vào sẽ tải lại */
  .erp-doctab.is-asleep:not(.is-active):not(:hover) .erp-doctab__label { color: var(--erp-text-faint); font-style: italic; }
  .erp-doctab__dirty { width: 7px; height: 7px; border-radius: 50%; background: var(--erp-warning); display: none; flex: none; }
  .erp-doctab.is-dirty .erp-doctab__dirty { display: block; }
  .erp-doctab__close {
    display: grid; place-items: center; width: 20px; height: 20px; margin-inline-end: 6px; border: 0; border-radius: 4px;
    background: transparent; color: inherit; cursor: pointer; opacity: 0;
  }
  .erp-doctab:hover .erp-doctab__close, .erp-doctab.is-active .erp-doctab__close, .erp-doctab__close:focus-visible { opacity: .6; }
  .erp-doctab__close .erp-icon { width: 13px; height: 13px; }
  .erp-doctab__close:hover { opacity: 1 !important; background: var(--erp-surface-3); }

  /* ---------- Vùng làm việc ---------- */
  .erp-workspace { flex: 1; min-height: 0; position: relative; background: transparent; }
  .erp-workspace[data-busy]::before {
    content: ""; position: absolute; z-index: 20; inset: 0 0 auto 0; height: 3px;
    background: linear-gradient(90deg, transparent, var(--erp-primary), transparent); background-size: 50% 100%;
    animation: erp-progress 1s linear infinite;
  }
  @keyframes erp-progress { from { background-position: -50% 0; } to { background-position: 150% 0; } }
  .erp-tabpanel { height: 100%; overflow: auto; padding: var(--erp-pad) calc(var(--erp-pad) + 4px); scroll-padding-top: 12px; }

  /* ---------- Thanh trạng thái ---------- */
  .erp-statusbar {
    display: flex; align-items: center; gap: 16px; height: 24px; padding: 0 12px; font-size: var(--erp-fs-xs); overflow: hidden; white-space: nowrap;
    background: var(--erp-surface-2); color: var(--erp-text-muted); border-top: 1px solid var(--erp-border);
  }
  .erp-statusbar small { color: var(--erp-text-faint); }
  .erp-statusbar__spacer { flex: 1; }
  .erp-bottombar { display: none; }
  .erp-scrim { display: none; }

  /* ---------- Bảng lệnh Ctrl+K ---------- */
  .erp-dialog--palette { margin-top: 10vh; }
  .erp-palette { display: grid; gap: 10px; }
  .erp-palette__input { height: 42px; font-size: var(--erp-fs-lg); }
  .erp-palette__list { list-style: none; padding: 0; margin: 0; max-height: min(56vh, 520px); overflow: auto; display: grid; gap: 1px; }
  .erp-palette__item {
    display: grid; grid-template-columns: 22px 1fr; column-gap: 10px; align-items: center; padding: 8px 10px; border-radius: var(--erp-radius); cursor: pointer;
  }
  .erp-palette__item small { grid-column: 2; color: var(--erp-text-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .erp-palette__item[aria-selected="true"] { background: var(--erp-primary-soft); }
  .erp-palette__item .erp-icon { grid-row: span 2; color: var(--erp-primary); }
  .erp-palette__empty { padding: 20px; text-align: center; color: var(--erp-text-muted); }

  /* ---------- Trang đăng nhập ---------- */
  .erp-app--login { display: block; overflow: auto; }
  .erp-login-page { min-height: 100vh; min-height: 100dvh; display: grid; place-items: center; padding: 24px 16px; }
  .erp-login { width: min(420px, 100%); display: grid; gap: 18px; }
  .erp-login__brand { display: flex; align-items: center; gap: 12px; justify-content: center; }
  .erp-login__brand .erp-brand__logo { width: 42px; height: 42px; border-radius: 12px; }
  .erp-login__brand strong { display: block; font-size: var(--erp-fs-xl); }
  .erp-login__brand small { color: var(--erp-text-muted); }
  .erp-login__form { padding: 24px; display: grid; gap: 14px; }
  .erp-login__form > h1 { font-size: var(--erp-fs-xl); }
  .erp-login__form.erp-fields { grid-template-columns: 1fr !important; }
  .erp-login__form .erp-field { grid-column: 1 / -1 !important; }

  .erp-fatal { display: grid; justify-items: center; align-content: center; gap: 12px; height: 100vh; padding: 24px; text-align: center; }
  .erp-fatal .erp-icon { width: 44px; height: 44px; color: var(--erp-danger); }

  /* ---------- Bảng cài đặt giao diện ---------- */
  .erp-themes { display: grid; grid-template-columns: repeat(auto-fill, minmax(132px, 1fr)); gap: 10px; }
  .erp-themecard {
    display: grid; gap: 4px; padding: 8px; border-radius: var(--erp-radius-lg); border: 2px solid var(--erp-border);
    background: var(--erp-surface); color: var(--erp-text); text-align: start; cursor: pointer;
  }
  .erp-themecard small { color: var(--erp-text-muted); line-height: 1.25; }
  .erp-themecard[aria-checked="true"] { border-color: var(--erp-primary); box-shadow: 0 0 0 3px var(--erp-primary-soft); }
  .erp-themecard__preview {
    display: grid; grid-template-rows: 10px 14px 1fr; height: 70px; border-radius: 6px; overflow: hidden; margin-bottom: 4px;
    border: 1px solid rgba(0, 0, 0, .08);
  }
  .erp-themecard__preview .p-body { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 4px; padding: 5px; }
  .erp-themecard__preview .p-body span { border-radius: 3px; }
  .erp-seg { display: inline-flex; flex-wrap: wrap; border: 1px solid var(--erp-border-strong); border-radius: var(--erp-radius); overflow: hidden; }
  .erp-seg label { display: flex; cursor: pointer; }
  .erp-seg input { position: absolute; opacity: 0; pointer-events: none; }
  .erp-seg span { padding: 6px 14px; border-inline-end: 1px solid var(--erp-border); }
  .erp-seg label:last-child span { border-inline-end: 0; }
  .erp-seg input:checked + span { background: var(--erp-primary); color: var(--erp-on-primary); }
  .erp-seg input:focus-visible + span { box-shadow: inset 0 0 0 2px var(--erp-primary); }
  .erp-check { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; }

  /* ---------- Bảng Giao diện & hiển thị: menu trái + nội dung (một lưới nhãn – điều khiển, không khung lồng) ---------- */
  .erp-setdlg { height: min(88vh, 720px); }
  .erp-setdlg .erp-dialog__body { display: flex; padding: 0; min-height: 0; overflow: hidden; }
  .erp-setdlg__body { display: grid; grid-template-columns: 196px minmax(0, 1fr); flex: 1; min-height: 0; }
  .erp-setnav { display: flex; flex-direction: column; gap: 2px; padding: 14px 10px; border-inline-end: 1px solid var(--erp-border); background: var(--erp-surface-2); }
  .erp-setnav button {
    display: flex; align-items: center; gap: 10px; height: 38px; padding: 0 12px; border: 0; border-radius: var(--erp-radius);
    background: transparent; color: var(--erp-text); font-weight: 500; text-align: start; cursor: pointer; white-space: nowrap;
  }
  .erp-setnav button:hover { background: var(--erp-sidebar-hover); }
  .erp-setnav button[aria-selected="true"] { background: var(--erp-sidebar-active-bg); color: var(--erp-sidebar-active-text); font-weight: 600; }
  .erp-setnav button .erp-icon { width: 18px; height: 18px; }
  .erp-setpane { min-width: 0; overflow: auto; padding: 20px 24px 28px; }
  .erp-setpane__head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 20px; }
  .erp-setpane__head h3 { margin: 0 0 4px; font-size: var(--erp-fs-lg); font-weight: 650; }
  .erp-setpane__head p { margin: 0; max-width: 62ch; font-size: var(--erp-fs-sm); color: var(--erp-text-muted); }
  .erp-setpane__head .erp-btn { flex: none; }

  /* Nhóm nhãn – điều khiển xếp dọc: nhãn ngay trên điều khiển, điều khiển dùng trọn chiều ngang, các nhóm cách đều */
  .erp-formrows { display: grid; grid-template-columns: minmax(0, 1fr); row-gap: 8px; align-items: start; }
  .erp-formrows__label { font-size: var(--erp-fs-sm); font-weight: 600; color: var(--erp-text); }
  .erp-formrows__ctl { display: grid; gap: 8px; justify-items: start; min-width: 0; margin-bottom: 16px; }
  .erp-formrows__ctl:last-child { margin-bottom: 0; }
  .erp-formrows__hint { font-size: var(--erp-fs-xs); color: var(--erp-text-muted); line-height: 1.45; }
  .erp-range { display: flex; align-items: center; gap: 12px; width: min(100%, 320px); }
  .erp-range input[type=range] { flex: 1; accent-color: var(--erp-primary); }
  .erp-range output { min-width: 4ch; text-align: end; font-size: var(--erp-fs-sm); font-variant-numeric: tabular-nums; }
  .erp-setnote { display: flex; align-items: flex-start; gap: 8px; margin: 0; font-size: var(--erp-fs-xs); line-height: 1.45; color: var(--erp-text-muted); }
  .erp-setnote .erp-icon { width: 15px; height: 15px; margin-top: 1px; color: var(--erp-info); }
  .erp-setnote.is-warning .erp-icon { color: var(--erp-warning); }

  /* Ô màu chủ đạo */
  .erp-swatches { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
  .erp-swatches__sep { width: 1px; height: 22px; margin: 0 2px; background: var(--erp-border-strong); }
  .erp-swatch { position: relative; display: inline-grid; cursor: pointer; }
  .erp-swatch input[type=radio] { position: absolute; opacity: 0; pointer-events: none; }
  .erp-swatch > span {
    width: 26px; height: 26px; border-radius: 50%; background: var(--sw);
    box-shadow: inset 0 0 0 1px color-mix(in srgb, #000 14%, transparent); transition: box-shadow var(--erp-dur-fast) ease;
  }
  .erp-swatch:hover > span { box-shadow: inset 0 0 0 1px color-mix(in srgb, #000 14%, transparent), 0 0 0 3px var(--erp-surface), 0 0 0 4px var(--erp-border-strong); }
  .erp-swatch input:checked + span, .erp-swatch--custom.is-checked > span { box-shadow: 0 0 0 2px var(--erp-surface), 0 0 0 4px var(--erp-text); }
  .erp-swatch input:focus-visible + span, .erp-swatch--custom:focus-within > span { box-shadow: 0 0 0 2px var(--erp-surface), 0 0 0 4px var(--erp-primary); }
  .erp-swatch--custom { background: conic-gradient(#e11d48, #f59e0b, #16a34a, #0ea5e9, #6d28d9, #e11d48); border-radius: 50%; }
  .erp-swatch--custom > span { background: var(--sw); }
  .erp-swatch--custom input[type=color] { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: pointer; border: 0; padding: 0; }

  /* Ô gradient mẫu */
  .erp-gradchips { display: grid; grid-template-columns: repeat(auto-fill, minmax(64px, 1fr)); gap: 10px 8px; width: 100%; }
  .erp-gradchip { position: relative; display: grid; gap: 4px; justify-items: center; cursor: pointer; }
  .erp-gradchip input { position: absolute; opacity: 0; pointer-events: none; }
  .erp-gradchip__tile {
    display: grid; place-items: center; width: 100%; height: 30px; border-radius: var(--erp-radius); color: var(--erp-text-muted);
    box-shadow: inset 0 0 0 1px color-mix(in srgb, #000 12%, transparent); transition: box-shadow var(--erp-dur-fast) ease;
  }
  .erp-gradchip__tile .erp-icon { width: 15px; height: 15px; }
  .erp-gradchip__name { font-size: var(--erp-fs-xs); color: var(--erp-text-muted); white-space: nowrap; }
  .erp-gradchip:hover .erp-gradchip__tile { box-shadow: inset 0 0 0 1px color-mix(in srgb, #000 12%, transparent), 0 0 0 2px var(--erp-surface), 0 0 0 3px var(--erp-border-strong); }
  .erp-gradchip input:checked ~ .erp-gradchip__tile { box-shadow: 0 0 0 2px var(--erp-surface), 0 0 0 4px var(--erp-text); }
  .erp-gradchip input:checked ~ .erp-gradchip__name { color: var(--erp-text); font-weight: 600; }
  .erp-gradchip input:focus-visible ~ .erp-gradchip__tile { box-shadow: 0 0 0 2px var(--erp-surface), 0 0 0 4px var(--erp-primary); }
  .erp-gradstops { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
  .erp-gradstop { display: inline-flex; align-items: center; gap: 2px; }
  .erp-gradstop input[type=color] { width: 40px; height: 30px; padding: 2px; border: 1px solid var(--erp-border-strong); border-radius: var(--erp-radius-sm); background: var(--erp-surface); cursor: pointer; }
  .erp-gradstop .erp-iconbtn { width: 26px; height: 26px; }

  /* Màu sắc: điều khiển bên trái, xem trước cố định bên phải */
  .erp-colortab { display: grid; grid-template-columns: minmax(0, 1fr) 264px; gap: 32px; align-items: start; }
  .erp-cprev { position: sticky; top: 0; margin: 0; display: grid; gap: 8px; }
  .erp-cprev figcaption { font-size: var(--erp-fs-sm); font-weight: 500; color: var(--erp-text-muted); }
  .erp-cprev__app {
    overflow: hidden; border: 1px solid var(--erp-border); border-radius: var(--erp-radius-lg); box-shadow: var(--erp-shadow-sm);
    background-color: var(--erp-bg); background-image: var(--erp-bg-image); background-size: cover; font-size: var(--erp-fs-xs);
  }
  .erp-cprev__bar { display: flex; align-items: center; gap: 7px; height: 32px; padding: 0 10px; background: var(--erp-chrome-bg); color: var(--erp-chrome-text); }
  .erp-cprev__logo { width: 16px; height: 16px; border-radius: 4px; background: color-mix(in srgb, var(--erp-chrome-text) 85%, transparent); }
  .erp-cprev__chip { margin-inline-start: auto; padding: 1px 7px; border-radius: 999px; background: var(--erp-chrome-hover); color: var(--erp-chrome-muted); }
  .erp-cprev__main { display: grid; grid-template-columns: 86px minmax(0, 1fr); min-height: 170px; }
  .erp-cprev__side { display: grid; align-content: start; gap: 2px; padding: 8px 6px; background: var(--erp-sidebar-bg); border-inline-end: 1px solid var(--erp-border); }
  .erp-cprev__side span { display: flex; align-items: center; gap: 5px; padding: 4px 6px; border-radius: var(--erp-radius-sm); color: var(--erp-sidebar-text); white-space: nowrap; }
  .erp-cprev__side .erp-icon { width: 12px; height: 12px; color: var(--erp-sidebar-icon); }
  .erp-cprev__side .is-active { background: var(--erp-sidebar-active-bg); color: var(--erp-sidebar-active-text); font-weight: 600; }
  .erp-cprev__side .is-active .erp-icon { color: var(--erp-sidebar-active-text); }
  .erp-cprev__content { display: grid; align-content: start; gap: 8px; padding: 10px; min-width: 0; }
  .erp-cprev__title { display: flex; align-items: center; gap: 6px; color: var(--erp-text); }
  .erp-cprev__badge { padding: 0 6px; border-radius: 999px; background: var(--erp-warning-soft); color: var(--erp-text); font-size: .9em; }
  .erp-cprev__actions { display: flex; gap: 6px; }
  .erp-cprev__actions .erp-btn { min-height: 24px; padding: 0 8px; font-size: 1em; gap: 4px; }
  .erp-cprev__actions .erp-icon { width: 12px; height: 12px; }
  .erp-cprev__table { overflow: hidden; border: 1px solid var(--erp-border); border-radius: var(--erp-radius-sm); background: var(--erp-grid-bg); }
  .erp-cprev__tr { display: flex; justify-content: space-between; gap: 8px; padding: 4px 8px; color: var(--erp-text); font-variant-numeric: tabular-nums; }
  .erp-cprev__tr + .erp-cprev__tr { border-top: 1px solid var(--erp-grid-line); }
  .erp-cprev__tr.is-selected { background: var(--erp-grid-selected); }
  .erp-cprev__link { color: var(--erp-primary); text-decoration: underline; text-underline-offset: 2px; }

  /* Hộp thoại hẹp: menu thành hàng tab ngang, xem trước lên trên */
  @container erp-dialog (max-width: 720px) {
    .erp-setdlg__body { grid-template-columns: minmax(0, 1fr); grid-template-rows: auto minmax(0, 1fr); }
    .erp-setnav { flex-direction: row; overflow-x: auto; padding: 8px; border-inline-end: 0; border-bottom: 1px solid var(--erp-border); }
    .erp-setnav button { height: 34px; flex: none; }
    .erp-setpane { padding: 16px; }
    .erp-colortab { grid-template-columns: minmax(0, 1fr); gap: 18px; }
    .erp-cprev { position: static; order: -1; }
  }
}

/* Màu xem trước của từng theme trong bảng chọn (độc lập với theme đang dùng) */
@layer utilities {
  [data-theme-preview="ribbon-classic"] .erp-themecard__preview { background: #eef1f6; } [data-theme-preview="ribbon-classic"] .p-bar { background: #1f5fbf; } [data-theme-preview="ribbon-classic"] .p-ribbon { background: #f7f9fc; } [data-theme-preview="ribbon-classic"] .p-body span { background: #fff; border: 1px solid #d5dbe5; }
  [data-theme-preview="ribbon-dark"] .erp-themecard__preview { background: #16191f; } [data-theme-preview="ribbon-dark"] .p-bar { background: #0f1115; } [data-theme-preview="ribbon-dark"] .p-ribbon { background: #23272f; } [data-theme-preview="ribbon-dark"] .p-body span { background: #1d2027; border: 1px solid #343a45; }
  [data-theme-preview="fluent-mica"] .erp-themecard__preview { background: linear-gradient(135deg, #e8eef6, #f3eef7); } [data-theme-preview="fluent-mica"] .p-bar { background: rgba(255,255,255,.6); } [data-theme-preview="fluent-mica"] .p-ribbon { background: rgba(255,255,255,.7); } [data-theme-preview="fluent-mica"] .p-body span { background: #fff; border: 1px solid #e3e3e8; border-radius: 6px; }
  [data-theme-preview="glassmorphism"] .erp-themecard__preview { background: linear-gradient(135deg, #3b2a8f, #0f6fa8 55%, #11a59a); } [data-theme-preview="glassmorphism"] .p-bar, [data-theme-preview="glassmorphism"] .p-ribbon { background: rgba(255,255,255,.18); } [data-theme-preview="glassmorphism"] .p-body span { background: rgba(255,255,255,.22); border: 1px solid rgba(255,255,255,.35); }
  [data-theme-preview="glassy-aero"] .erp-themecard__preview { background: linear-gradient(180deg, #bfe3ff, #e9f6ff); } [data-theme-preview="glassy-aero"] .p-bar { background: linear-gradient(180deg, rgba(255,255,255,.9), rgba(120,180,240,.6)); } [data-theme-preview="glassy-aero"] .p-ribbon { background: rgba(255,255,255,.7); } [data-theme-preview="glassy-aero"] .p-body span { background: rgba(255,255,255,.85); border: 1px solid #fff; }
  [data-theme-preview="neumorphism"] .erp-themecard__preview { background: #e4e8ee; } [data-theme-preview="neumorphism"] .p-bar, [data-theme-preview="neumorphism"] .p-ribbon { background: #e4e8ee; box-shadow: 0 2px 3px #c3c9d3; } [data-theme-preview="neumorphism"] .p-body span { background: #e4e8ee; box-shadow: 3px 3px 6px #c3c9d3, -3px -3px 6px #fff; }
  [data-theme-preview="claymorphism"] .erp-themecard__preview { background: #f6eefc; } [data-theme-preview="claymorphism"] .p-bar { background: #b9a3f5; } [data-theme-preview="claymorphism"] .p-ribbon { background: #fff7e8; } [data-theme-preview="claymorphism"] .p-body span { background: #fff; border-radius: 9px; box-shadow: inset -2px -3px 4px rgba(150,110,220,.2), 0 3px 6px rgba(150,110,220,.25); }
  [data-theme-preview="aurora"] .erp-themecard__preview { background: radial-gradient(circle at 20% 20%, #2dd4bf, transparent 50%), radial-gradient(circle at 80% 30%, #a855f7, transparent 50%), #0b1026; } [data-theme-preview="aurora"] .p-bar, [data-theme-preview="aurora"] .p-ribbon { background: rgba(10,14,35,.55); } [data-theme-preview="aurora"] .p-body span { background: rgba(15,20,45,.7); border: 1px solid rgba(255,255,255,.15); }
  [data-theme-preview="neon-cyber"] .erp-themecard__preview { background: #07090f; } [data-theme-preview="neon-cyber"] .p-bar { background: #0c1018; box-shadow: 0 1px 0 #00e5ff; } [data-theme-preview="neon-cyber"] .p-ribbon { background: #0d121c; } [data-theme-preview="neon-cyber"] .p-body span { background: #0d121c; border: 1px solid #00e5ff; box-shadow: 0 0 6px rgba(0,229,255,.6); }
  [data-theme-preview="material-you"] .erp-themecard__preview { background: #fef7ff; } [data-theme-preview="material-you"] .p-bar { background: #6750a4; } [data-theme-preview="material-you"] .p-ribbon { background: #f3edf7; } [data-theme-preview="material-you"] .p-body span { background: #ece6f0; border-radius: 10px; }
  [data-theme-preview="minimal-flat"] .erp-themecard__preview { background: #fafafa; } [data-theme-preview="minimal-flat"] .p-bar { background: #fff; border-bottom: 1px solid #e5e5e5; } [data-theme-preview="minimal-flat"] .p-ribbon { background: #fff; } [data-theme-preview="minimal-flat"] .p-body span { background: #fff; border: 1px solid #e5e5e5; }
  [data-theme-preview="high-contrast"] .erp-themecard__preview { background: #000; } [data-theme-preview="high-contrast"] .p-bar { background: #000; border-bottom: 2px solid #ffff00; } [data-theme-preview="high-contrast"] .p-ribbon { background: #000; } [data-theme-preview="high-contrast"] .p-body span { background: #000; border: 2px solid #fff; }
}