/* Management interface: semantic surfaces, system typography and restrained depth.
   Loaded only by layout.php. Screen/player and authored canvas styles stay separate. */
body.management-ui {
    --bg: #f5f5f7;
    --bg-strong: #eaeaed;
    --surface: #fff;
    --surface-2: #f9f9fb;
    --surface-3: #f0f0f3;
    --ink: #1d1d1f;
    --ink-2: #38383c;
    --text: var(--ink);
    --muted: #6e6e73;
    --line: #e5e5ea;
    --line-strong: #c6c6cc;
    --primary: #0066cc;
    --primary-soft: #eaf3ff;
    --gold: #007aff;
    --blue: #007aff;
    --coral: #c9342d;
    --success: #248044;
    --success-soft: #edf7ef;
    --warning: #946000;
    --warning-soft: #fff6e5;
    --danger-soft: #fff0ef;
    --radius: 16px;
    --shadow-sm: 0 2px 8px rgb(0 0 0 / 3%);
    --shadow-md: 0 8px 28px rgb(0 0 0 / 7%);
    --shadow-lg: 0 20px 70px rgb(0 0 0 / 15%);
    --ui-font: -apple-system, BlinkMacSystemFont, "Segoe UI", "Heebo", Arial, sans-serif;
    --control-font-size: 13px;
    background: var(--bg);
    color: var(--ink);
    font-family: var(--ui-font);
    font-size: 14px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    color-scheme: light;
}

html body.management-ui,
html body.management-ui :is(button, input, select, textarea) {
    font-family: var(--ui-font);
}

.management-ui ::selection { background: #cce3ff; color: #1d1d1f; }
.management-ui .ui-icon { display: inline-block; flex: 0 0 auto; vertical-align: middle; }
.management-ui :is(a, button, summary, input, select, textarea, [tabindex]):focus-visible {
    outline: 3px solid #007aff;
    outline-offset: 3px;
}
.management-ui .main-shell:focus { outline: none; }
.management-ui .skip-link {
    position: fixed;
    inset-block-start: 12px;
    inset-inline-start: 12px;
    padding: 12px 20px;
    border-radius: 12px;
    background: var(--ink);
    color: white;
    z-index: 10000;
    transform: translateY(-180%);
}
.management-ui .skip-link:focus { transform: none; }

/* The translucent navigation is distinct from the opaque content surfaces. */
body.management-ui.app-page { grid-template-columns: 246px minmax(0, 1fr); }
body.management-ui .sidebar {
    height: 100dvh;
    gap: 8px;
    padding: 30px 18px 20px;
    padding-block-start: max(30px, env(safe-area-inset-top));
    padding-block-end: max(20px, env(safe-area-inset-bottom));
    border-inline-end: 1px solid rgb(0 0 0 / 6%);
    background: rgb(239 239 242 / 85%);
    color: var(--ink);
    box-shadow: none;
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-backdrop-filter: blur(24px) saturate(130%);
    backdrop-filter: blur(24px) saturate(130%);
}
.management-ui .brand {
    justify-content: center;
    align-self: center;
    padding: 6px 12px;
    margin: 0;
    border: 0;
    border-radius: 0;
    background: none;
    box-shadow: none;
}
.management-ui .brand-logo { max-width: 166px; height: 36px; }
.management-ui .impersonation-banner { position: sticky; top: 0; z-index: 30; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; flex-shrink: 0; padding: 14px 18px; border: 1px solid #ebca81; border-radius: 12px; background: #fff6df; color: #624710; }
.impersonation-banner > div { display: grid; gap: 4px; }
.impersonation-banner strong { font-size: 14px; overflow-wrap: anywhere; }
.impersonation-banner span { font-size: 12px; }
.impersonation-banner form { margin: 0; }
.management-ui[data-brand="screen-now"] .brand-logo { width: 180px; max-width: 100%; height: auto; }
.management-ui .brand-caption {
    align-self: stretch;
    padding-inline: 12px;
    color: var(--muted);
    font-size: 10px;
    letter-spacing: .06em;
    direction: ltr;
    text-align: center;
}
.management-ui .nav { gap: 5px; margin-block: 32px 24px; }
.management-ui .nav-label {
    margin: 0 12px 8px;
    color: var(--muted);
    font-size: 11px;
    font-weight: 600;
}
.management-ui .nav a {
    gap: 12px;
    min-height: 44px;
    padding: 10px 12px;
    border: 0;
    border-radius: 10px;
    color: #4b4b50;
    font-size: 13px;
    font-weight: 500;
}
.management-ui .nav a .ui-icon { color: #737379; width: 19px; height: 19px; }
.management-ui .nav a:hover { background: rgb(0 0 0 / 4%); color: var(--ink); }
.management-ui .nav a.active {
    color: var(--primary);
    background: #fff;
    font-weight: 600;
    box-shadow: 0 2px 8px rgb(0 0 0 / 5%), 0 0 0 1px rgb(0 0 0 / 2%);
}
.management-ui .nav a.active .ui-icon { color: var(--primary); }
.management-ui .nav a.active::before { display: none; }
.management-ui .sidebar-user {
    padding: 16px 6px 0;
    gap: 14px;
    border: 0;
    border-top: 1px solid var(--line);
    border-radius: 0;
    background: none;
}
.management-ui .sidebar-profile { display: flex; gap: 10px; align-items: center; min-width: 0; }
.management-ui .sidebar-user .sidebar-avatar {
    display: grid;
    place-items: center;
    width: 36px;
    height: 36px;
    flex: 0 0 auto;
    border-radius: 50%;
    background: #e0e7f1;
    color: #53677f;
}
.management-ui .sidebar-profile__details { min-width: 0; }
.management-ui .sidebar-user strong { color: var(--ink); font-size: 12px; font-weight: 600; }
.management-ui .sidebar-user span { color: var(--muted); font-size: 11px; direction: inherit; }
.management-ui .sidebar-profile__details > span { overflow: hidden; text-overflow: ellipsis; direction: ltr; }
.management-ui .sidebar-user .sidebar-logout {
    display: flex;
    align-items: center;
    gap: 10px;
    min-height: 40px;
    padding: 8px;
    margin: 0;
    border-radius: 8px;
    color: var(--muted);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0;
    text-transform: none;
}
.management-ui .sidebar-logout:hover { background: #e6e6eb; color: var(--ink); }
.management-ui .lang-dropdown { margin: 0; }
.management-ui .lang-dropdown__toggle {
    background: transparent;
    border-color: var(--line);
    color: var(--muted);
    font-weight: 500;
}
.management-ui .lang-dropdown__toggle:hover,
.management-ui .lang-dropdown[open] .lang-dropdown__toggle { background: white; border-color: var(--line-strong); }
.management-ui .sidebar-user .lang-dropdown__current { color: var(--ink-2); font-size: 12px; }
.management-ui .lang-dropdown__menu { min-width: 0; box-shadow: var(--shadow-md); }
.management-ui .lang-dropdown__menu .lang-dropdown__item { margin: 0; font-weight: 500; letter-spacing: 0; text-transform: none; }
.management-ui .lang-dropdown__menu .lang-dropdown__code,
.management-ui .lang-dropdown__menu .is-active .lang-dropdown__code { background: var(--surface-3); color: var(--ink-2); box-shadow: none; }
.management-ui .lang-dropdown__menu .lang-dropdown__name { color: inherit; font-weight: 500; }

/* Shared page hierarchy. */
body.management-ui .main-shell {
    min-width: 0;
    padding: 40px clamp(24px, 3.2vw, 56px);
    padding-block-end: max(40px, env(safe-area-inset-bottom));
    gap: 24px;
    width: 100%;
    max-width: 1760px;
    margin-inline: auto;
}
.management-ui .page-header { gap: 20px; align-items: center; padding: 4px 0 8px; }
.management-ui .page-header > div:first-child { gap: 7px; min-width: 0; }
.management-ui .eyebrow {
    display: block;
    margin: 0;
    padding: 0;
    background: none;
    border: 0;
    border-radius: 0;
    box-shadow: none;
    color: var(--muted);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0;
    text-transform: none;
}
.management-ui .eyebrow::before { display: none; }
.management-ui .page-header h1 {
    font-size: clamp(25px, 2.5vw, 36px);
    font-weight: 650;
    letter-spacing: -.035em;
    line-height: 1.3;
    overflow-wrap: anywhere;
}
html[dir="rtl"] .management-ui :is(h1, h2, .eyebrow) { letter-spacing: 0; }
.management-ui .page-description { margin: 0; font-size: 13px; color: var(--muted); }
.management-ui :is(.panel, .metric-card, .designer-panel) {
    border: 1px solid var(--line);
    border-radius: 16px;
    background: var(--surface);
    box-shadow: var(--shadow-sm);
}
.management-ui .panel { padding: 24px; }
.management-ui .panel::after,
.management-ui .metric-card::before { display: none; }
.management-ui .panel-head { margin-bottom: 20px; padding-bottom: 16px; border-color: var(--line); flex-wrap: wrap; }
.management-ui .panel h2 { font-size: 16px; font-weight: 600; letter-spacing: 0; }
.management-ui .counter,
.management-ui .tab-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 24px;
    padding: 2px 8px;
    border: 0;
    border-radius: 7px;
    background: var(--surface-3);
    color: var(--muted);
    font-size: 11px;
    font-weight: 500;
    box-shadow: none;
}
.management-ui .metric-card { padding: 22px; }
.management-ui .metric-card span { font-size: 12px; font-weight: 500; text-transform: none; letter-spacing: 0; }
.management-ui .metric-card strong,
.management-ui .big-number {
    color: var(--ink);
    background: none;
    -webkit-text-fill-color: currentColor;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    letter-spacing: -.03em;
}
.management-ui .metric-card.ok strong { color: var(--success); }
.management-ui .metric-card.warn strong { color: var(--coral); }
.management-ui .overview-metrics { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.management-ui .overview-metric {
    display: grid;
    grid-template-columns: 1fr auto;
    grid-template-rows: auto 1fr;
    align-items: center;
    gap: 12px;
    padding: 22px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: var(--surface);
    box-shadow: var(--shadow-sm);
}
.management-ui .overview-metric__icon { grid-column: 2; grid-row: 1; color: var(--primary); }
.management-ui .overview-metric__label { grid-column: 1; grid-row: 1; color: var(--muted); font-size: 12px; }
.management-ui .overview-metric__value { grid-column: 1 / -1; font-size: clamp(30px, 3vw, 40px); line-height: 1.15; font-weight: 600; letter-spacing: -.04em; font-variant-numeric: tabular-nums; }
.management-ui .overview-metric--online .overview-metric__icon { color: var(--success); }
.management-ui .overview-metric--offline .overview-metric__icon { color: var(--muted); }
.management-ui .mrr-banner { margin: 0; padding: 16px 22px; border-radius: 14px; border-color: var(--line); background: #fff; }
.management-ui .mrr-banner .metric-value { color: var(--ink); font-size: 22px; font-weight: 600; font-variant-numeric: tabular-nums; }

/* Controls: quiet defaults, one clear primary action and visible focus. */
.management-ui label { font-size: 13px; font-weight: 500; text-transform: none; letter-spacing: 0; }
.management-ui :is(.stack-form:not(.login-form), .inspector-form, .inline-form, .inline-edit-row, .screen-detail__form, .field-inline) :is(input, select, textarea):not([type="checkbox"]):not([type="radio"]):not([type="range"]):not([type="color"]),
.management-ui :is(.toolbar-input, .toolbar-select) {
    min-width: 0;
    min-height: 42px;
    border: 1px solid var(--line-strong);
    border-radius: 10px;
    background: var(--surface);
    color: var(--ink);
    font-size: var(--control-font-size);
    font-weight: 400;
    box-shadow: 0 1px 2px rgb(0 0 0 / 2%);
}
.management-ui :is(.stack-form:not(.login-form), .inspector-form, .inline-form, .inline-edit-row, .screen-detail__form) :is(input, select, textarea):focus,
.management-ui :is(.toolbar-input, .toolbar-select):focus {
    border-color: #007aff;
    box-shadow: 0 0 0 3px rgb(0 122 255 / 14%);
}
.management-ui input::placeholder,
.management-ui textarea::placeholder { color: #818187; font-weight: 400; }
.management-ui input:is([type="checkbox"], [type="radio"], [type="range"]) { accent-color: #007aff; }
/* Text-input padding and native rounded painting can clip small checkboxes.
   Draw ordinary checkboxes consistently; existing switches/chips keep their own UI. */
.management-ui input[type="checkbox"]:not(:where(.toggle-line input, .toggle-switch input, .chip input, .media-chip input, .weekday input, .checkbox input)) {
    appearance: none;
    -webkit-appearance: none;
    box-sizing: border-box;
    display: inline-block;
    width: 18px;
    height: 18px;
    min-width: 18px;
    min-height: 18px;
    flex: 0 0 auto;
    padding: 0;
    margin: 0;
    border: 1.5px solid #86868b;
    border-radius: 4px;
    background: #fff center / 14px 14px no-repeat;
    box-shadow: none;
    vertical-align: middle;
    cursor: pointer;
}
.management-ui input[type="checkbox"]:not(:where(.toggle-line input, .toggle-switch input, .chip input, .media-chip input, .weekday input, .checkbox input)):checked {
    border-color: var(--primary);
    background-color: var(--primary);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='m3 8 3 3 7-7' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}
.management-ui input[type="checkbox"]:not(:where(.toggle-line input, .toggle-switch input, .chip input, .media-chip input, .weekday input, .checkbox input)):indeterminate {
    border-color: var(--primary);
    background-color: var(--primary);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8h8' stroke='white' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
}
.management-ui input[type="checkbox"]:disabled { cursor: not-allowed; opacity: .5; }
@media (forced-colors: active) {
    .management-ui input[type="checkbox"]:not(:where(.toggle-line input, .toggle-switch input, .chip input, .media-chip input, .weekday input, .checkbox input)) {
        appearance: auto;
        -webkit-appearance: auto;
        background-image: none;
    }
}
.management-ui input[type="color"] { min-height: 42px; padding: 5px; border: 1px solid var(--line); border-radius: 9px; background: white; box-shadow: none; }
.management-ui input[type="file"]::file-selector-button {
    margin-inline-end: 12px;
    padding: 5px 10px;
    border: 0;
    border-radius: 6px;
    background: var(--surface-3);
    color: var(--ink);
    font: inherit;
    cursor: pointer;
}
.management-ui :is(.primary-btn, .ghost-btn, .danger-btn) {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    min-height: 40px;
    height: auto;
    padding: 9px 16px;
    border-radius: 9px;
    font-size: 13px;
    line-height: 1.4;
    font-weight: 500;
    letter-spacing: 0;
    text-transform: none;
    box-shadow: none;
    transform: none;
}
.management-ui .primary-btn { border: 1px solid transparent; background: var(--primary); color: #fff; }
.management-ui .primary-btn::after { display: none; }
.management-ui .primary-btn:hover { background: #005ab5; box-shadow: 0 2px 6px rgb(0 102 204 / 15%); transform: none; }
.management-ui .ghost-btn { border-color: var(--line); background: var(--surface); color: var(--ink-2); }
.management-ui .ghost-btn:hover { border-color: var(--line-strong); background: var(--surface-3); color: var(--ink); box-shadow: none; }
.management-ui .danger-btn { border-color: #f1d5d2; background: #fff; color: var(--coral); }
.management-ui .danger-btn:hover { border-color: #e4aca6; background: var(--danger-soft); box-shadow: none; }
.management-ui .panel-head a.danger-btn { color: var(--coral); }
.management-ui button:disabled { opacity: .45; cursor: not-allowed; box-shadow: none; transform: none; }
.management-ui .stack-form { gap: 18px; }
.management-ui :is(.form-actions, .header-actions, .row-actions) { gap: 8px; }
.management-ui .admin-create-business-panel { padding-block: 18px; }
.management-ui .admin-create-business-panel summary strong { font-size: 14px; font-weight: 600; }
.management-ui .admin-create-business-panel summary small { font-size: 12px; margin-top: 5px; }
.management-ui .admin-create-business-panel__action {
    gap: 6px;
    min-height: 38px;
    border: 1px solid var(--line);
    border-radius: 9px;
    background: var(--surface-2);
    color: var(--primary);
    font-size: 12px;
    font-weight: 500;
    box-shadow: none;
}
.management-ui .admin-create-business-panel[open] .admin-create-business-panel__action { background: var(--primary-soft); color: var(--primary); }
.management-ui .admin-create-business-panel[open] .admin-create-business-panel__action .ui-icon { transform: rotate(45deg); }
.management-ui .admin-create-business-panel .stack-form { border-color: var(--line); padding-top: 24px; margin-top: 20px; }

/* Lists and tables retain their data and existing interactions. */
.management-ui .toolbar { gap: 10px; margin-bottom: 18px; }
.management-ui .toolbar-input { background: var(--surface-2); }
.management-ui .business-list--directory { gap: 0; }
.management-ui .list-row {
    padding: 16px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: var(--surface);
    box-shadow: none;
}
.management-ui .list-row:hover { background: var(--surface-2); border-color: var(--line); transform: none; box-shadow: none; }
.management-ui .list-row strong { font-size: 14px; font-weight: 600; }
.management-ui .business-row { padding: 18px 4px; border: 0; border-bottom: 1px solid var(--line); border-radius: 0; }
.management-ui .business-row:last-child { border-bottom: 0; }
.management-ui .business-row.is-suspended { background: #fffcf5; }
.management-ui .business-row-meta { margin-top: 4px; }
.management-ui .business-row-meta span { font-size: 11px; }
.management-ui .business-row-actions :is(.ghost-btn, .danger-btn) { font-size: 12px; min-height: 36px; padding: 7px 11px; }
.management-ui .business-pagination { color: var(--muted); font-weight: 400; }
.management-ui .table-wrap { border-radius: 10px; border-color: var(--line); }
.management-ui .data-table { font-size: 13px; }
.management-ui .data-table th {
    padding: 12px 14px;
    border-bottom: 1px solid var(--line);
    background: var(--surface-2);
    color: var(--muted);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0;
    text-transform: none;
}
.management-ui .data-table td { padding: 16px 14px; border-color: var(--line); }
.management-ui .data-table tbody tr { background: var(--surface); }
.management-ui .data-table tbody tr:hover { background: var(--surface-2); }
.management-ui .data-table tbody tr:last-child td { border-bottom: 0; }
.management-ui .data-table code { padding: 4px 7px; border: 0; background: var(--surface-3); color: var(--muted); font-size: 11px; border-radius: 5px; }
.management-ui :is(.tabs, .screen-business-tabs) {
    gap: 4px;
    padding: 5px;
    margin-block: 0 16px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: #ececef;
}
.management-ui :is(.tab, .screen-business-tab) {
    min-height: 38px;
    padding: 8px 13px;
    margin: 0;
    border: 1px solid transparent;
    border-radius: 8px;
    background: transparent;
    color: var(--muted);
    font-size: 12px;
    font-weight: 500;
    box-shadow: none;
}
.management-ui :is(.tab, .screen-business-tab):hover { color: var(--ink); background: rgb(255 255 255 / 45%); }
.management-ui :is(.tab, .screen-business-tab).is-active { background: white; border-color: rgb(0 0 0 / 3%); color: var(--ink); box-shadow: 0 1px 4px rgb(0 0 0 / 9%); font-weight: 600; }
.management-ui .screen-business-tab span { background: var(--surface-3); color: var(--muted); }

/* State colors have one consistent meaning throughout the interface. */
.management-ui .pill { gap: 6px; padding: 6px 11px; border-color: var(--line); background: white; color: var(--muted); font-size: 12px; font-weight: 500; box-shadow: none; }
.management-ui .pill.ok,
.management-ui .mini-status.is-active { color: var(--success); border-color: #d6eadb; background: var(--success-soft); }
.management-ui .pill.ok::before,
.management-ui .mini-status.is-active::before { background: var(--success); box-shadow: none; animation: none; }
.management-ui .pill.warn,
.management-ui .mini-status.is-suspended { color: var(--warning); border-color: #f0dfba; background: var(--warning-soft); }
.management-ui .mini-status { padding: 4px 9px; font-size: 11px; font-weight: 500; box-shadow: none; }
.management-ui .screen-dot { font-weight: 500; }
.management-ui .screen-dot.online { color: var(--success); }
.management-ui .screen-dot.online::before { background: var(--success); box-shadow: none; animation: none; }
.management-ui .screen-dot.offline { color: var(--muted); }
.management-ui .screen-dot.offline::before { background: #96969b; box-shadow: none; }
.management-ui .live-label { border: 0; background: transparent; white-space: nowrap; color: var(--muted); }
.management-ui .live-label .ui-icon { color: var(--primary); width: 16px; height: 16px; }
.management-ui .flash { border: 1px solid var(--line); border-radius: 12px; background: white; color: var(--ink); box-shadow: var(--shadow-sm); }
.management-ui .flash-success { background: var(--success-soft); border-color: #d6eadb; color: var(--success); }
.management-ui .flash-danger { background: var(--danger-soft); border-color: #f1d5d2; color: var(--coral); }
.management-ui .flash::before { display: none; }
.management-ui .empty-state { padding: 36px 20px; border-color: var(--line); background: var(--surface-2); color: var(--muted); border-radius: 12px; }
.management-ui .empty-state-icon { color: var(--primary); background: var(--primary-soft); box-shadow: none; }

/* Editors, media and dialogs use the same surfaces as the rest of the CMS. */
.management-ui :is(.designer-panel, .canvas-panel, .media-card, .playlist-card, .folder-sidebar, .slides-editor-panel, .slides-layer-panel) { border-color: var(--line); border-radius: 14px; box-shadow: var(--shadow-sm); }
.management-ui :is(.designer-panel, .media-card, .playlist-card, .folder-sidebar, .slides-editor-panel, .slides-layer-panel) { background: var(--surface); }
.management-ui :is(.tool-grid button, .template-option, .empty-inspector, .upload-dropzone, .dropzone, .screen-detail, .scope-bar, .page-header__scope, .slides-deck-settings, .slides-canvas-toolbar) { border-color: var(--line); border-radius: 10px; background: var(--surface-2); box-shadow: none; }
.management-ui .tool-grid button { font-weight: 500; color: var(--ink-2); }
.management-ui .tool-grid button:hover { background: var(--primary-soft); color: var(--primary); border-color: #b9d7f7; transform: none; box-shadow: none; }
.management-ui :is(.folder-dialog__panel, .screen-add-dialog__panel, .folder-target-dialog__panel) { border: 1px solid var(--line); border-radius: 20px; background: var(--surface); box-shadow: var(--shadow-lg); }
.management-ui :is(.folder-dialog__head, .folder-dialog__actions) { background: var(--surface-2); border-color: var(--line); }
.management-ui .folder-dialog__badge { background: var(--primary-soft); color: var(--primary); box-shadow: none; }
.management-ui .folder-dialog__backdrop { background: rgb(29 29 31 / 30%); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); }
.management-ui .admin-mode-banner { border-color: #d4e4f8; background: var(--primary-soft); color: var(--primary); border-radius: 12px; }
.management-ui .business-delete-panel { border-color: #f1d5d2; }
.management-ui .business-delete-panel summary { color: var(--coral); }
.management-ui .canvas-panel { background: radial-gradient(#d2d2d7 .8px, transparent .8px) 0 0 / 16px 16px, #ededf0; box-shadow: none; }
.management-ui .canvas-toolbar { font-weight: 500; }
.management-ui .canvas-toolbar span { border-color: var(--line); background: rgb(255 255 255 / 90%); }
.management-ui .designer-panel-tabs { border-color: var(--line); background: var(--surface-3); }
.management-ui .designer-panel-tab { font-weight: 500; }
.management-ui .designer-panel-tab.is-active { border-color: rgb(0 0 0 / 4%); background: white; color: var(--ink); box-shadow: 0 1px 4px rgb(0 0 0 / 8%); }
.management-ui .empty-inspector__icon { background: var(--primary-soft); color: var(--primary); box-shadow: none; }
.management-ui :is(.tv-category-row, .tv-channel-card, .tv-channel-card.is-disabled) { background: var(--surface); border-color: var(--line); border-radius: 12px; box-shadow: none; }
.management-ui .tv-channel-card[open] { border-color: var(--line-strong); box-shadow: var(--shadow-sm); }
.management-ui .tv-channel-card__main strong { font-weight: 600; }
.management-ui .tv-channel-card__main span { font-weight: 400; }
.management-ui .admin-split-grid { grid-template-columns: minmax(260px, .7fr) minmax(0, 1.3fr); align-items: start; }
.management-ui .sidebar-close { display: none; }

/* Sign-in belongs to the same visual system. */
.management-ui .appearance-group { min-width: 0; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); }
.management-ui .appearance-group > summary { display: flex; align-items: center; justify-content: space-between; gap: 10px; min-height: 44px; padding: 11px 12px; border-radius: 10px; color: var(--ink); font-size: 12px; font-weight: 600; list-style: none; cursor: pointer; }
.management-ui .appearance-group > summary::-webkit-details-marker { display: none; }
.management-ui .appearance-group > summary::after { content: ''; width: 6px; height: 6px; flex-shrink: 0; margin-inline-end: 3px; border-inline-end: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: rotate(45deg); opacity: .6; }
.management-ui.rtl .appearance-group > summary::after { transform: rotate(-45deg); }
.management-ui .appearance-group[open] > summary::after { transform: rotate(225deg); }
.management-ui.rtl .appearance-group[open] > summary::after { transform: rotate(135deg); }
.management-ui .appearance-group > summary:hover { background: var(--surface-2); }
.management-ui .appearance-group > summary:focus-visible { outline: 3px solid rgb(0 122 255 / 35%); outline-offset: 2px; }
.management-ui .appearance-group[open] > summary { border-radius: 10px 10px 0 0; background: var(--surface-2); border-bottom: 1px solid var(--line); }
.management-ui .appearance-group-body { display: grid; gap: 12px; padding: 12px; min-width: 0; }
.management-ui .appearance-group > .style-preset-field { margin: 0; border: 0; border-radius: 0 0 10px 10px; background: transparent; }

body.management-ui.auth-page { background: #f5f5f7; padding: 40px 24px; }
.management-ui.auth-page::before,
.management-ui .login-card::before,
.management-ui .login-card__bg { display: none; }
.management-ui .auth-shell { max-width: 1080px; }
.management-ui .login-card { padding: 32px; border: 1px solid var(--line); border-radius: 24px; background: white; box-shadow: 0 16px 64px rgb(0 0 0 / 7%); }
.management-ui .login-topbar { border-color: var(--line); }
.management-ui .login-card h1 { font-size: clamp(28px, 3vw, 38px); font-weight: 650; line-height: 1.25; letter-spacing: -.03em; }
.management-ui .login-copy { color: var(--muted); font-size: 14px; line-height: 1.7; }
.management-ui .auth-languages { border: 0; border-radius: 9px; background: var(--surface-3); }
.management-ui .auth-languages a { border-radius: 6px; font-weight: 500; color: var(--muted); }
.management-ui .auth-languages a.active { background: #fff; color: var(--ink); box-shadow: 0 1px 4px rgb(0 0 0 / 10%); }
.management-ui .login-form .field__control { border-color: var(--line-strong); border-radius: 10px; background: white; box-shadow: none; }
.management-ui .login-form .field__control:focus-within { border-color: #007aff; box-shadow: 0 0 0 3px rgb(0 122 255 / 14%); }
.management-ui .login-form .field__control input { min-height: 46px; border: 0; box-shadow: none; background: transparent; font-size: var(--control-font-size); font-weight: 400; }
.management-ui .login-form .field__control input:focus { box-shadow: none; outline: none; }
.management-ui .login-form .field__label { font-size: 13px; font-weight: 500; }
.management-ui .login-submit { min-height: 48px; border-radius: 10px; }
.management-ui .login-preview-side { border: 1px solid var(--line); border-radius: 18px; background: #f5f5f7; color: var(--ink); box-shadow: none; }
.management-ui .login-preview-side::before { display: none; }
.management-ui .login-preview-head { color: var(--muted); }
.management-ui .login-preview-tagline { color: var(--ink); font-weight: 600; }
.management-ui .login-stats > div { border-color: var(--line); border-radius: 10px; background: white; box-shadow: none; }
.management-ui .login-stats strong { color: var(--ink); font-weight: 600; }
.management-ui .login-stats span { color: var(--muted); }
.management-ui .login-features li { color: var(--muted); font-weight: 400; }
.management-ui .login-features li svg { color: var(--success); background: var(--success-soft); }
.management-ui .login-footer { border-color: var(--line); color: var(--muted); }

@media (min-width: 901px) and (max-width: 1180px) {
    body.management-ui.app-page { grid-template-columns: 220px minmax(0, 1fr); }
    body.management-ui .main-shell { padding-inline: 24px; }
    .management-ui .overview-metrics { gap: 12px; }
    .management-ui .overview-metric { padding: 18px; }
    .management-ui .business-row { grid-template-columns: 1fr; }
    .management-ui .business-row-side { justify-content: space-between; }
    .management-ui .admin-split-grid { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 900px) {
    body.management-ui.app-page { grid-template-columns: minmax(0, 1fr); }
    body.management-ui.mobile-nav-open { overflow: hidden; }
    body.management-ui .main-shell { padding: calc(84px + env(safe-area-inset-top)) 24px 32px; gap: 20px; }
    body.management-ui .sidebar { width: min(84vw, 290px); padding-block-start: max(28px, env(safe-area-inset-top)); background: rgb(245 245 247 / 96%); box-shadow: var(--shadow-lg); visibility: hidden; }
    body.management-ui.mobile-nav-open .sidebar { visibility: visible; }
    .management-ui .mobile-topbar { height: calc(64px + env(safe-area-inset-top)); background: rgb(248 248 250 / 88%); border-color: var(--line); box-shadow: 0 1px 10px rgb(0 0 0 / 3%); -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px); }
    .management-ui .mobile-topbar__brand { padding: 4px; background: none; box-shadow: none; }
    .management-ui .mobile-topbar .mobile-menu-btn,
    .management-ui.mobile-nav-open .mobile-topbar .mobile-menu-btn { border-color: var(--line); background: white; color: var(--ink); box-shadow: none; }
    .management-ui .mobile-topbar .mobile-menu-btn:hover { background: var(--surface-3); }
    .management-ui .mobile-backdrop { background: rgb(29 29 31 / 25%); }
    .management-ui .page-header { flex-direction: row; align-items: center; flex-wrap: wrap; }
    .management-ui .overview-metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
    .management-ui .overview-metric { padding: 20px; }
    .management-ui .panel { padding: 20px; }
    .management-ui .login-preview-side { display: none; }
    .management-ui .auth-shell { max-width: 520px; }
    .management-ui .login-grid { gap: 0; }
    .management-ui .admin-split-grid { grid-template-columns: minmax(0, 1fr); }
    .management-ui .sidebar-close { display: inline-grid; place-items: center; align-self: flex-end; flex-shrink: 0; width: 40px; height: 40px; margin-top: -12px; border: 1px solid var(--line); border-radius: 50%; background: white; color: var(--ink); }
    .management-ui .sidebar-close .ui-icon { transform: rotate(45deg); }
}

@media (max-width: 620px) {
    body.management-ui { --control-font-size: 16px; }
    body.management-ui .main-shell { padding-inline: 16px; gap: 16px; }
    .management-ui .page-header h1 { font-size: 26px; }
    .management-ui .page-description { max-width: 34ch; }
    .management-ui .live-label { padding-inline: 0; }
    .management-ui .overview-metrics { gap: 10px; }
    .management-ui .overview-metric { padding: 16px; gap: 10px; border-radius: 14px; }
    .management-ui .overview-metric__label { font-size: 11px; }
    .management-ui .overview-metric__value { font-size: 32px; }
    .management-ui .panel { padding: 16px; border-radius: 14px; }
    .management-ui .panel-head { margin-bottom: 16px; }
    .management-ui .admin-create-business-panel summary { gap: 10px; }
    .management-ui .admin-create-business-panel summary small { max-width: 27ch; }
    .management-ui .admin-create-business-panel__action { min-height: 44px; padding-inline: 10px; }
    .management-ui .toolbar { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .management-ui .toolbar-input { grid-column: 1 / -1; }
    .management-ui :is(.toolbar-input, .toolbar-select) { width: 100%; min-height: 44px; }
    .management-ui .business-row-side { flex-wrap: wrap; gap: 12px; }
    .management-ui .business-row-actions { flex-wrap: wrap; }
    .management-ui .business-row-actions :is(.ghost-btn, .danger-btn) { min-height: 44px; }
    .management-ui :is(.tabs, .screen-business-tabs) { flex-wrap: nowrap; overflow-x: auto; max-width: 100%; scrollbar-width: thin; }
    .management-ui :is(.tab, .screen-business-tab) { flex-shrink: 0; min-height: 44px; }
    .management-ui .data-table :is(th, td) { padding: 12px 10px; }
    .management-ui .mrr-banner { padding: 14px 16px; }
    body.management-ui.auth-page { padding: 20px 12px; }
    .management-ui .login-card { padding: 24px 20px; border-radius: 20px; }
    .management-ui .login-topbar { gap: 16px; }
    .management-ui .auth-languages a { min-height: 40px; display: inline-flex; align-items: center; }
}

@media (prefers-reduced-motion: reduce) {
    .management-ui *, .management-ui *::before, .management-ui *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
        scroll-behavior: auto !important;
    }
}

@media (prefers-reduced-transparency: reduce) {
    body.management-ui .sidebar, .management-ui .mobile-topbar { background: #f0f0f3; -webkit-backdrop-filter: none; backdrop-filter: none; }
}

@media (prefers-contrast: more) {
    body.management-ui { --muted: #48484c; --line: #a1a1a6; --line-strong: #737378; }
}