/* Access Control screens (Menu structure, Role permissions, Menu access, Permission usage).
   Colours come from the MudBlazor palette variables so the theme settings and dark mode carry through. */

.ac-page { max-width: 1400px; }

/* ---- page header ---------------------------------------------------- */
.ac-header {
    display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
    padding: 18px 20px; margin-bottom: 16px;
    border-radius: 12px;
    background: linear-gradient(120deg,
        color-mix(in srgb, var(--mud-palette-primary) 12%, var(--mud-palette-surface)) 0%,
        var(--mud-palette-surface) 70%);
    border: 1px solid color-mix(in srgb, var(--mud-palette-primary) 18%, transparent);
}
.ac-header__icon {
    width: 48px; height: 48px; border-radius: 12px; flex: none;
    display: grid; place-items: center;
    background: var(--mud-palette-primary); color: var(--mud-palette-primary-text);
    box-shadow: 0 6px 16px color-mix(in srgb, var(--mud-palette-primary) 35%, transparent);
}
.ac-header__text { flex: 1 1 280px; min-width: 0; }
.ac-header__title { font-size: 1.35rem; font-weight: 600; line-height: 1.2; }
.ac-header__sub { color: var(--mud-palette-text-secondary); font-size: .875rem; margin-top: 2px; }
.ac-header__actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.ac-stat {
    display: inline-flex; align-items: baseline; gap: 6px;
    padding: 6px 12px; border-radius: 999px;
    background: var(--mud-palette-surface);
    border: 1px solid var(--mud-palette-lines-default);
    font-size: .8rem; color: var(--mud-palette-text-secondary);
}
.ac-stat b { font-size: 1rem; color: var(--mud-palette-text-primary); }

/* ---- toolbar -------------------------------------------------------- */
.ac-toolbar {
    display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
    padding: 8px 12px; margin-bottom: 12px;
    border-radius: 10px; background: var(--mud-palette-surface);
    border: 1px solid var(--mud-palette-lines-default);
    position: sticky; top: 64px; z-index: 5;
}
.ac-toolbar__search { flex: 1 1 260px; min-width: 200px; }
.ac-toolbar .mud-input-control { margin-top: 0 !important; }

/* ---- collapsible sections ------------------------------------------ */
.ac-section {
    border-radius: 10px; margin-bottom: 10px; overflow: hidden;
    background: var(--mud-palette-surface);
    border: 1px solid var(--mud-palette-lines-default);
    transition: box-shadow .15s ease;
}
.ac-section:hover { box-shadow: 0 2px 10px rgba(0,0,0,.06); }
.ac-section__head {
    display: flex; align-items: center; gap: 10px;
    padding: 10px 12px; cursor: pointer; user-select: none;
    background: color-mix(in srgb, var(--mud-palette-primary) 5%, var(--mud-palette-surface));
    border-left: 4px solid var(--mud-palette-primary);
}
.ac-section__head:hover { background: color-mix(in srgb, var(--mud-palette-primary) 9%, var(--mud-palette-surface)); }
.ac-section__chev { transition: transform .2s ease; color: var(--mud-palette-text-secondary); }
.ac-section.is-open .ac-section__chev { transform: rotate(90deg); }
.ac-section__title { font-weight: 600; }
.ac-section__meta { color: var(--mud-palette-text-secondary); font-size: .8rem; }
.ac-section__spacer { flex: 1; }

/* ---- tree rows (menu structure) ------------------------------------ */
.ac-row {
    display: flex; align-items: center; gap: 10px;
    padding: 8px 12px; min-height: 48px;
    border-top: 1px solid var(--mud-palette-lines-default);
}
.ac-row:hover { background: var(--mud-palette-action-default-hover); }
.ac-row:hover .ac-row__actions { opacity: 1; }
.ac-row--l2 { padding-left: 40px; }
.ac-row--l3 { padding-left: 76px; }
.ac-row__icon {
    width: 30px; height: 30px; border-radius: 8px; flex: none;
    display: grid; place-items: center;
    background: color-mix(in srgb, var(--lvl) 14%, transparent); color: var(--lvl);
}
.ac-row__name { font-weight: 500; min-width: 0; }
.ac-row__code { font-family: ui-monospace, Consolas, monospace; font-size: .72rem; color: var(--mud-palette-text-secondary); }
.ac-path {
    font-family: ui-monospace, Consolas, monospace; font-size: .78rem;
    padding: 2px 8px; border-radius: 6px;
    background: var(--mud-palette-background-gray); color: var(--mud-palette-text-secondary);
    max-width: 360px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.ac-order {
    min-width: 28px; height: 22px; padding: 0 6px; border-radius: 11px;
    display: inline-grid; place-items: center; font-size: .75rem;
    border: 1px solid var(--mud-palette-lines-default); color: var(--mud-palette-text-secondary);
}
.ac-row__actions { display: flex; gap: 2px; opacity: .55; transition: opacity .15s ease; }
.ac-muted { opacity: .55; }
/* inset bar instead of border + padding, so sub-menu and page-link rows keep their indent */
.ac-row--selected {
    background: color-mix(in srgb, var(--mud-palette-primary) 8%, var(--mud-palette-surface));
    box-shadow: inset 3px 0 0 var(--mud-palette-primary);
}
.ac-row--selected:hover { background: color-mix(in srgb, var(--mud-palette-primary) 12%, var(--mud-palette-surface)); }

/* ---- permission matrix --------------------------------------------- */
.ac-matrix { --cols: 6; }
.ac-mrow {
    display: grid; align-items: center;
    grid-template-columns: minmax(220px, 1fr) repeat(var(--cols), 64px) 44px;
    padding: 4px 12px; min-height: 46px;
    border-top: 1px solid var(--mud-palette-lines-default);
}
.ac-mrow:hover { background: var(--mud-palette-action-default-hover); }
.ac-mrow--head {
    border-top: none; min-height: 58px;
    position: sticky; top: 124px; z-index: 4;
    background: var(--mud-palette-surface);
    border-bottom: 2px solid var(--mud-palette-lines-default);
    border-radius: 10px 10px 0 0;
}
.ac-mrow__label { display: flex; align-items: center; gap: 8px; min-width: 0; }
.ac-mrow__label--l2 { padding-left: 28px; }
.ac-mrow__label--l3 { padding-left: 56px; }
.ac-mrow__cell { display: grid; place-items: center; }
.ac-colhead {
    display: flex; flex-direction: column; align-items: center; gap: 2px;
    font-size: .7rem; font-weight: 600; letter-spacing: .03em; text-transform: uppercase;
    color: var(--mud-palette-text-secondary);
    border: none; background: none; cursor: pointer; padding: 4px; border-radius: 8px;
}
.ac-colhead:hover { background: color-mix(in srgb, var(--c) 12%, transparent); color: var(--c); }
.ac-colhead .mud-icon-root { color: var(--c); }

/* the permission toggle itself */
.ac-perm {
    width: 34px; height: 34px; border-radius: 10px; cursor: pointer;
    display: grid; place-items: center;
    border: 1.5px dashed color-mix(in srgb, var(--mud-palette-text-secondary) 45%, transparent);
    background: transparent; color: color-mix(in srgb, var(--mud-palette-text-secondary) 55%, transparent);
    transition: transform .12s ease, background .12s ease, border-color .12s ease, color .12s ease;
}
.ac-perm:hover { transform: scale(1.08); border-color: var(--c); color: var(--c); }
.ac-perm:focus-visible { outline: 2px solid var(--c); outline-offset: 2px; }
.ac-perm.is-on {
    border: 1.5px solid var(--c); color: #fff; background: var(--c);
    box-shadow: 0 3px 8px color-mix(in srgb, var(--c) 35%, transparent);
}
.ac-perm.is-changed { position: relative; }
.ac-perm.is-changed::after {
    content: ""; position: absolute; top: -4px; right: -4px;
    width: 9px; height: 9px; border-radius: 50%;
    background: var(--mud-palette-warning); border: 2px solid var(--mud-palette-surface);
}
.ac-perm[disabled] { cursor: default; opacity: .5; transform: none; }

/* legend */
.ac-legend { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; font-size: .78rem; color: var(--mud-palette-text-secondary); }
.ac-legend__item { display: inline-flex; align-items: center; gap: 6px; }
.ac-dot { width: 10px; height: 10px; border-radius: 3px; background: var(--c); display: inline-block; }

/* ---- unsaved-changes bar ------------------------------------------- */
.ac-savebar {
    position: sticky; bottom: 12px; z-index: 6; margin-top: 12px;
    display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
    padding: 10px 16px; border-radius: 12px;
    background: var(--mud-palette-surface);
    border: 1px solid color-mix(in srgb, var(--mud-palette-warning) 55%, transparent);
    box-shadow: 0 8px 24px rgba(0,0,0,.14);
    animation: ac-rise .18s ease-out;
}
@keyframes ac-rise { from { transform: translateY(12px); opacity: 0; } to { transform: none; opacity: 1; } }

/* ---- empty / picker states ----------------------------------------- */
.ac-empty {
    text-align: center; padding: 36px 20px; border-radius: 12px;
    border: 1.5px dashed var(--mud-palette-lines-default);
    background: var(--mud-palette-surface);
}
.ac-empty__icon {
    width: 64px; height: 64px; margin: 0 auto 10px; border-radius: 50%;
    display: grid; place-items: center;
    background: color-mix(in srgb, var(--mud-palette-primary) 10%, transparent); color: var(--mud-palette-primary);
}
.ac-empty__title { font-weight: 600; font-size: 1.05rem; }
.ac-empty__text { color: var(--mud-palette-text-secondary); font-size: .875rem; max-width: 560px; margin: 4px auto 0; }

.ac-pickgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; margin-top: 16px; text-align: left; }
.ac-pickgroup { padding: 12px; border-radius: 10px; border: 1px solid var(--mud-palette-lines-default); background: var(--mud-palette-background); }
.ac-pickgroup__title { font-size: .72rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--mud-palette-text-secondary); margin-bottom: 8px; display: flex; align-items: center; gap: 6px; }
.ac-pickchip {
    display: inline-flex; align-items: center; gap: 4px; margin: 0 6px 6px 0;
    padding: 4px 10px; border-radius: 999px; font-size: .8rem; cursor: pointer;
    border: 1px solid var(--mud-palette-lines-default); background: var(--mud-palette-surface); color: var(--mud-palette-text-primary);
    transition: border-color .12s ease, color .12s ease, background .12s ease;
}
.ac-pickchip:hover { border-color: var(--mud-palette-primary); color: var(--mud-palette-primary); background: color-mix(in srgb, var(--mud-palette-primary) 6%, var(--mud-palette-surface)); }

/* selected subject card (role / screen) */
.ac-subject {
    display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
    padding: 12px 16px; margin-bottom: 12px; border-radius: 12px;
    background: var(--mud-palette-surface); border: 1px solid var(--mud-palette-lines-default);
}
.ac-avatar {
    width: 44px; height: 44px; border-radius: 50%; flex: none;
    display: grid; place-items: center; font-weight: 700; letter-spacing: .02em;
    color: #fff; background: var(--c, var(--mud-palette-primary));
}
.ac-crumb { color: var(--mud-palette-text-secondary); font-size: .8rem; }

/* ---- permission usage tiles ---------------------------------------- */
.ac-tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 12px; margin-bottom: 16px; }
.ac-tile {
    display: flex; flex-direction: column; align-items: flex-start; justify-content: flex-start; width: 100%;
    text-align: left; cursor: pointer; padding: 14px; border-radius: 12px;
    background: var(--mud-palette-surface); color: var(--mud-palette-text-primary);
    border: 1.5px solid var(--mud-palette-lines-default);
    transition: transform .12s ease, border-color .12s ease, box-shadow .12s ease;
}
.ac-tile:hover { transform: translateY(-2px); border-color: var(--c); }
.ac-tile.is-selected { border-color: var(--c); box-shadow: 0 6px 18px color-mix(in srgb, var(--c) 25%, transparent); background: color-mix(in srgb, var(--c) 6%, var(--mud-palette-surface)); }
.ac-tile__icon { width: 36px; height: 36px; border-radius: 10px; display: grid; place-items: center; background: var(--c); color: #fff; margin-bottom: 8px; }
.ac-tile__name { font-weight: 600; }
.ac-tile__desc { font-size: .75rem; color: var(--mud-palette-text-secondary); min-height: 2.2em; }
.ac-tile__desc, .ac-tile__name { text-align: left; }
.ac-tile__nums { display: flex; align-self: stretch; gap: 12px; margin-top: 8px; font-size: .78rem; color: var(--mud-palette-text-secondary); }
.ac-tile__nums b { font-size: 1.1rem; color: var(--mud-palette-text-primary); }
.ac-tile.is-empty .ac-tile__icon { background: color-mix(in srgb, var(--c) 30%, var(--mud-palette-background-gray)); }

.ac-screenchip {
    display: inline-flex; align-items: center; gap: 4px; margin: 0 6px 6px 0;
    padding: 3px 10px; border-radius: 8px; font-size: .78rem;
    background: color-mix(in srgb, var(--c) 10%, transparent); color: var(--mud-palette-text-primary);
    border: 1px solid color-mix(in srgb, var(--c) 30%, transparent);
}
.ac-screengroup { margin-bottom: 8px; }
.ac-screengroup__title { font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: var(--mud-palette-text-secondary); margin: 4px 0 6px; }

@media (max-width: 900px) {
    .ac-mrow { grid-template-columns: minmax(160px, 1fr) repeat(var(--cols), 44px) 36px; padding: 4px 6px; }
    .ac-perm { width: 30px; height: 30px; }
    .ac-toolbar, .ac-mrow--head { position: static; }
    .ac-path { max-width: 160px; }
}

/* ---- tabs, tables, facts, forms (Users screen; shared look) ------- */
.ac-tabs .mud-tabs-tabbar {
    border-radius: 12px; background: var(--mud-palette-surface);
    border: 1px solid var(--mud-palette-lines-default);
}
.ac-tabs .mud-tab { text-transform: none; font-weight: 500; letter-spacing: 0; min-height: 52px; }
.ac-tabs .mud-tab.mud-tab-active { color: var(--mud-palette-primary); }

.ac-table.mud-table {
    border-radius: 12px; overflow: hidden;
    border: 1px solid var(--mud-palette-lines-default); background: var(--mud-palette-surface);
}
.ac-table .mud-table-head .mud-table-cell {
    font-size: .7rem; font-weight: 700; letter-spacing: .05em; text-transform: uppercase;
    color: var(--mud-palette-text-secondary); background: var(--mud-palette-surface);
}
.ac-table .mud-table-body .mud-table-row { cursor: pointer; }
.ac-table .mud-table-body .mud-table-row:hover { background: var(--mud-palette-action-default-hover); }

.ac-rolechip {
    display: inline-flex; align-items: center; margin: 2px 4px 2px 0;
    padding: 2px 8px; border-radius: 999px; font-size: .74rem; white-space: nowrap;
    background: color-mix(in srgb, var(--mud-palette-primary) 9%, transparent);
    color: var(--mud-palette-primary);
    border: 1px solid color-mix(in srgb, var(--mud-palette-primary) 22%, transparent);
}
.ac-rolechip--more { background: var(--mud-palette-background-gray); color: var(--mud-palette-text-secondary); border-color: var(--mud-palette-lines-default); cursor: default; }

.ac-facts { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 2px 24px; }
.ac-fact { display: flex; flex-direction: column; padding: 8px 0; border-bottom: 1px dashed var(--mud-palette-lines-default); min-width: 0; }
.ac-fact__label { font-size: .7rem; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--mud-palette-text-secondary); }
.ac-fact__value { font-size: .9rem; overflow-wrap: anywhere; }

.ac-formgrid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; align-items: stretch; }
.ac-formgrid .ac-section { margin-bottom: 0; }
.ac-formgrid__wide { grid-column: 1 / -1; }

.mud-dialog .ac-section { margin-bottom: 10px; }

@media (max-width: 960px) {
    .ac-formgrid { grid-template-columns: 1fr; }
}