/* ---------- Panel settings (/admin/panel-settings, Components/Settings) ----------
   A staff tool: the sections in a list beside the content (chips on a phone), one section at a time as label/control
   rows split by hairlines, a status line per section and the floating unsaved-changes bar of my-profile.css.
   Tokens only; no cards inside the content, no glow. */

/* ---- Restart notice (amber: the only warning on the page that is not about one field) */

.pn-set-restart {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 20px;
    padding: 10px 14px;
    border: 1px solid rgba(var(--mud-palette-warning-rgb), .4);
    border-radius: var(--pn-radius-md);
    background: rgba(var(--mud-palette-warning-rgb), .08);
    color: var(--mud-palette-text-primary);
    font-size: .875rem;
}

.pn-set-restart > .mud-icon-root {
    flex: none;
    margin-top: 1px;
    color: var(--mud-palette-warning);
}

.pn-set-restart p {
    margin: 0;
}

/* ---- Layout */

.pn-set-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 16px;
}

.pn-set-aside {
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-width: 0;
}

.pn-set-main {
    min-width: 0;
    padding-bottom: 96px; /* room for the floating save bar over the last row */
}

@media (min-width: 960px) {
    .pn-set-layout {
        grid-template-columns: 248px minmax(0, 1fr);
        align-items: start;
        gap: 40px;
    }

    .pn-set-aside {
        position: sticky;
        top: calc(var(--pn-appbar-h, 64px) + 20px);
        max-height: calc(100vh - var(--pn-appbar-h, 64px) - 40px);
        overflow-y: auto;
        scrollbar-width: thin;
    }
}

/* ---- Section list */

.pn-set-nav {
    display: flex;
    gap: 6px;
    margin: 0 -16px;
    padding: 0 16px 2px;
    overflow-x: auto;
    scroll-snap-type: x proximity;
    scrollbar-width: none;
}

.pn-set-nav::-webkit-scrollbar {
    display: none;
}

.pn-set-nav-group,
.pn-set-nav-group > ul {
    display: contents;
}

.pn-set-nav-group > ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.pn-set-nav-heading {
    display: none;
}

.pn-set-nav li {
    flex: none;
    scroll-snap-align: start;
}

.pn-set-nav-item {
    display: flex;
    align-items: center;
    gap: 8px;
    height: 36px;
    padding: 0 12px;
    border: 1px solid var(--pn-line);
    border-radius: var(--pn-radius-pill);
    background: var(--mud-palette-surface);
    color: var(--mud-palette-text-secondary);
    font-size: .875rem;
    font-weight: 500;
    text-decoration: none;
    white-space: nowrap;
    -webkit-tap-highlight-color: transparent;
    transition: background-color var(--pn-dur-fast) ease, color var(--pn-dur-fast) ease,
        border-color var(--pn-dur-fast) ease;
}

.pn-set-nav-item .mud-icon-root {
    flex: none;
    width: 18px;
    height: 18px;
}

.pn-set-nav-item:focus-visible {
    outline: 2px solid var(--pn-brand);
    outline-offset: 2px;
}

.pn-set-nav-item.is-on {
    border-color: transparent;
    background: var(--pn-brand-soft);
    color: var(--pn-brand-text);
    font-weight: 600;
}

.pn-set-nav-item[data-empty] {
    opacity: .55;
}

.pn-set-nav-text {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pn-set-count {
    min-width: 20px;
    padding: 1px 7px;
    border-radius: var(--pn-radius-pill);
    background: var(--mud-palette-action-default-hover);
    color: var(--mud-palette-text-secondary);
    font-size: .72rem;
    font-weight: 600;
    text-align: center;
    font-variant-numeric: tabular-nums;
}

.pn-set-count--changed {
    background: var(--pn-brand-soft);
    color: var(--pn-brand-text);
}

.pn-set-mark {
    flex: none;
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.pn-set-mark--error { background: var(--mud-palette-error); }
.pn-set-mark--attention { background: var(--mud-palette-warning); }
.pn-set-mark--off { border: 1.5px solid var(--mud-palette-text-disabled); }

@media (hover: hover) and (pointer: fine) {
    .pn-set-nav-item:not(.is-on):hover {
        background: var(--mud-palette-action-default-hover);
        color: var(--mud-palette-text-primary);
    }
}

@media (min-width: 960px) {
    .pn-set-nav {
        flex-direction: column;
        gap: 18px;
        margin: 0;
        padding: 0;
        overflow: visible;
    }

    .pn-set-nav-group {
        display: block;
    }

    .pn-set-nav-group > ul {
        display: flex;
        flex-direction: column;
        gap: 1px;
    }

    .pn-set-nav-heading {
        display: block;
        margin: 0 0 4px;
        padding: 0 10px;
        color: var(--mud-palette-text-secondary);
        font-size: .75rem;
        font-weight: 600;
        letter-spacing: .01em;
    }

    .pn-set-nav-item {
        height: 34px;
        padding: 0 10px;
        border: 0;
        border-radius: var(--pn-radius-md);
        background: transparent;
    }
}

/* ---- Section */

.pn-set-section {
    animation: pn-fade var(--pn-dur-fast) var(--pn-ease-out);
}

.pn-set-section[data-searching] + .pn-set-section[data-searching] {
    margin-top: 32px;
}

.pn-set-title {
    margin: 0;
    font-family: var(--pn-font-display);
    font-size: 1.625rem;
    font-weight: 700;
    line-height: 1.2;
    text-wrap: balance;
}

.pn-set-title--small {
    font-size: 1.1875rem;
}

.pn-set-title a {
    color: inherit;
    text-decoration: none;
}

.pn-set-title a:hover,
.pn-set-title a:focus-visible {
    color: var(--pn-brand-text);
    text-decoration: underline;
}

.pn-set-desc {
    margin: 4px 0 0;
    max-width: 72ch;
    color: var(--mud-palette-text-secondary);
    font-size: .9375rem;
    text-wrap: pretty;
}

.pn-set-results {
    margin: 0 0 16px;
    color: var(--mud-palette-text-secondary);
    font-size: .875rem;
}

/* The status line: how the section stands with the values about to be saved. */
.pn-set-status {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px 12px;
    margin-top: 16px;
    padding: 10px 14px;
    border: 1px solid var(--pn-line);
    border-radius: var(--pn-radius-md);
    background: var(--mud-palette-surface);
}

.pn-set-status[data-state="attention"] {
    border-color: rgba(var(--mud-palette-warning-rgb), .4);
    background: rgba(var(--mud-palette-warning-rgb), .07);
}

.pn-set-status-dot {
    flex: none;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--mud-palette-success);
}

.pn-set-status[data-state="attention"] .pn-set-status-dot { background: var(--mud-palette-warning); }

.pn-set-status[data-state="off"] .pn-set-status-dot {
    border: 1.5px solid var(--mud-palette-text-disabled);
    background: transparent;
}

.pn-set-status-text {
    flex: 1 1 280px;
    margin: 0;
    font-size: .875rem;
}

.pn-set-status-link {
    margin-left: 6px;
    color: var(--pn-brand-text);
    font-weight: 600;
    white-space: nowrap;
}

.pn-set-status-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin: -4px -6px -4px auto;
}

/* ---- Groups and rows */

.pn-set-group {
    margin-top: 28px;
}

.pn-set-group-title {
    margin: 0;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--pn-line);
    font-family: var(--pn-font-text);
    font-size: .9375rem;
    font-weight: 600;
}

.pn-set-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 32px;
    grid-template-areas: "label revert" "control control";
    gap: 8px 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--pn-line);
    scroll-margin-top: calc(var(--pn-appbar-h, 64px) + 24px);
}

.pn-set-label { grid-area: label; min-width: 0; }
.pn-set-control { grid-area: control; min-width: 0; max-width: 560px; }
.pn-set-revert { grid-area: revert; }

.pn-set-row > .mud-tooltip-root {
    grid-area: revert;
    align-self: start;
}

@media (min-width: 1280px) {
    .pn-set-row {
        grid-template-columns: minmax(220px, 2fr) minmax(0, 3fr) 32px;
        grid-template-areas: "label control revert";
        gap: 8px 32px;
    }

    .pn-set-control {
        max-width: none;
    }

    .pn-set-control > .mud-input-control,
    .pn-set-control > .pn-inline-form,
    .pn-set-control > .mud-select {
        max-width: 560px;
    }
}

.pn-set-name {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 4px 8px;
    color: var(--mud-palette-text-primary);
    font-size: .9375rem;
    font-weight: 600;
    line-height: 1.35;
}

.pn-set-name label {
    cursor: pointer;
}

.pn-set-dot {
    flex: none;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--pn-brand);
    animation: pn-pop var(--pn-dur) var(--pn-ease-out);
}

.pn-set-badge {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    height: 20px;
    padding: 0 7px 0 5px;
    border: 1px solid var(--pn-line-strong);
    border-radius: var(--pn-radius-pill);
    color: var(--mud-palette-text-secondary);
    font-size: .6875rem;
    font-weight: 600;
    letter-spacing: .01em;
    cursor: help;
}

.pn-set-badge .mud-icon-root {
    width: 13px;
    height: 13px;
}

.pn-set-help {
    margin: 4px 0 0;
    max-width: 62ch;
    color: var(--mud-palette-text-secondary);
    font-size: .8125rem;
    line-height: 1.5;
    text-wrap: pretty;
}

.pn-set-control .mud-input-control {
    margin-top: 0;
}

.pn-set-error {
    display: flex;
    align-items: flex-start;
    gap: 6px;
    margin: 6px 0 0;
    color: var(--mud-palette-error);
    font-size: .8125rem;
    font-weight: 500;
}

.pn-set-error .mud-icon-root {
    flex: none;
    width: 16px;
    height: 16px;
    margin-top: 1px;
}

.pn-set-row[data-error] .mud-input-outlined-border {
    border-color: var(--mud-palette-error);
}

.pn-set-note {
    margin: 6px 0 0;
    color: var(--mud-palette-text-secondary);
    font-size: .8125rem;
    line-height: 1.5;
}

.pn-set-note code,
.pn-set-mono input {
    font-family: var(--pn-font-mono);
    font-size: .8125rem;
}

.pn-set-note code {
    padding: 1px 5px;
    border-radius: var(--pn-radius-sm);
    background: var(--mud-palette-action-default-hover);
}

.pn-set-number {
    display: flex;
    align-items: center;
    gap: 10px;
}

.pn-set-number > .mud-input-control {
    flex: 0 0 160px;
}

.pn-set-unit {
    color: var(--mud-palette-text-secondary);
    font-size: .875rem;
}

.pn-set-pair {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 12px;
    max-width: 380px;
}

.pn-set-checks {
    display: flex;
    flex-wrap: wrap;
    gap: 0 16px;
    margin-left: -8px;
}

.pn-set-switch {
    margin-left: -8px;
}

.pn-set-inline-action.mud-button-root {
    margin: 4px 0 0 -8px;
}

.pn-set-inline-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: 8px;
    font-size: .875rem;
}

.pn-set-inline-link .mud-icon-root {
    width: 15px;
    height: 15px;
}

.pn-set-preview {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 8px;
    color: var(--mud-palette-text-secondary);
    font-size: .8125rem;
}

.pn-set-preview img {
    width: 40px;
    height: 40px;
    border: 1px solid var(--pn-line);
    border-radius: var(--pn-radius-sm);
    object-fit: contain;
    background: var(--mud-palette-background);
}

.pn-set-webhook {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px 8px;
    margin-top: 8px;
    color: var(--mud-palette-text-secondary);
    font-size: .8125rem;
}

/* ---- Save bar (on top of .pn-me-savebar) */

.pn-set-savebar-text {
    display: inline-flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0 6px;
    margin-right: 8px;
    max-width: 44ch;
    font-size: .875rem;
}

.pn-set-savebar-where {
    overflow: hidden;
    color: var(--mud-palette-text-secondary);
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 30ch;
}

.pn-set-kbd {
    margin-left: 8px;
    padding: 0 5px;
    border: 1px solid currentColor;
    border-radius: var(--pn-radius-sm);
    font-family: var(--pn-font-mono);
    font-size: .6875rem;
    font-weight: 500;
    line-height: 1.5;
    opacity: .75;
}

@media (hover: none), (pointer: coarse) {
    .pn-set-kbd {
        display: none;
    }
}

@media (max-width: 600px) {
    .pn-set-savebar-where {
        display: none;
    }

    .pn-set-number > .mud-input-control {
        flex-basis: 128px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .pn-set-section,
    .pn-set-dot {
        animation: none;
    }

    .pn-set-nav-item {
        transition: none;
    }
}