:root {
    --bg: #f8fafd;
    --surface: #ffffff;
    --surface-hover: #f1f3f4;
    --text: #1f1f1f;
    --muted: #444746;
    --outline: #747775;
    --outline-variant: #c4c7c5;
    --divider: #e3e3e3;
    --primary: #0b57d0;
    --primary-hover: #0842a0;
    --primary-container: #d3e3fd;
    --on-primary-container: #041e49;
    --primary-hover-bg: #e9eef6;
    --chip: #e9eef6;
    --disabled: #a8abad;
    --success: #137333;
    --error: #b3261e;
    --mono: ui-monospace, "Cascadia Mono", "SF Mono", Menlo, Consolas, monospace;
    color-scheme: light;
}

* {
    box-sizing: border-box;
}

[hidden] {
    display: none !important;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: system-ui, -apple-system, "Segoe UI", Ubuntu, Cantarell, sans-serif;
    font-size: 14px;
    line-height: 1.45;
}

a {
    color: var(--primary);
    text-decoration: none;
}

a:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

h1 {
    margin: 0;
    font-size: 22px;
    font-weight: 600;
    letter-spacing: -.01em;
}

h2 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
}

button:focus-visible, a:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

#settings-container {
    max-width: 760px;
    margin: 0 auto;
    padding: 40px 20px 72px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* header */

.top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.brand {
    display: flex;
    align-items: center;
    gap: 14px;
}

.logo {
    width: 44px;
    height: 44px;
    flex: none;
}

.tagline {
    margin: 2px 0 0;
    color: var(--muted);
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #1e8e3e;
    display: inline-block;
}

.links {
    display: flex;
    align-items: center;
    gap: 4px;
}

/* cards and layout */

.card {
    background: var(--surface);
    border-radius: 16px;
    box-shadow: 0 1px 2px rgba(60, 64, 67, .24), 0 1px 3px 1px rgba(60, 64, 67, .10);
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.card.inline {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px 24px;
}

.card.inline .hint {
    margin-top: 2px;
}

.row-between {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}

.grid2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
}

.field {
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 0;
}

.field label, .preview .label {
    font-size: 12px;
    font-weight: 600;
    color: var(--muted);
    letter-spacing: .02em;
}

.hint {
    margin: 0;
    font-size: 12px;
    color: var(--muted);
}

/* inputs */

.inp {
    font: inherit;
    font-size: 14px;
    color: var(--text);
    background: var(--surface);
    border: 1px solid var(--outline-variant);
    border-radius: 8px;
    height: 40px;
    padding: 0 12px;
    width: 100%;
    min-width: 0;
}

.inp:hover {
    border-color: var(--outline);
}

.inp:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: inset 0 0 0 1px var(--primary);
}

.mono {
    font-family: var(--mono);
    font-size: 13px;
}

.password {
    position: relative;
}

.password .inp {
    padding-right: 44px;
}

.password .tbtn.icon {
    position: absolute;
    right: 4px;
    top: 4px;
}

.password .tbtn.icon[aria-pressed="true"] {
    color: var(--primary);
}

/* buttons */

.btn {
    font: inherit;
    font-size: 13px;
    font-weight: 600;
    height: 36px;
    padding: 0 16px;
    border-radius: 18px;
    border: 1px solid var(--outline);
    background: var(--surface);
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    white-space: nowrap;
}

.btn:hover {
    background: #f0f4fc;
}

.btn:disabled {
    cursor: progress;
    opacity: .7;
}

.tbtn {
    font: inherit;
    font-size: 13px;
    font-weight: 600;
    height: 32px;
    padding: 0 10px;
    border-radius: 16px;
    border: 0;
    background: transparent;
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    white-space: nowrap;
}

.tbtn:hover {
    background: var(--primary-hover-bg);
    text-decoration: none;
}

.tbtn.icon {
    width: 32px;
    padding: 0;
    justify-content: center;
    color: var(--muted);
}

.tbtn.small {
    height: 22px;
    padding: 0 6px;
    font-size: 12px;
}

/* segmented buttons */

.seg {
    display: inline-flex;
    border: 1px solid var(--outline);
    border-radius: 20px;
    overflow: hidden;
    flex-wrap: nowrap;
}

.seg label {
    position: relative;
    display: flex;
}

.seg label + label {
    border-left: 1px solid var(--outline);
}

.seg input {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    margin: 0;
    opacity: 0;
    cursor: pointer;
}

.seg span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    height: 36px;
    padding: 0 16px;
    font-size: 13px;
    font-weight: 550;
    color: var(--text);
    background: var(--surface);
    white-space: nowrap;
}

.seg .check {
    display: none;
}

.seg label:hover input:not(:checked):not(:disabled) + span {
    background: var(--surface-hover);
}

.seg input:checked + span {
    background: var(--primary-container);
    color: var(--on-primary-container);
}

.seg input:checked + span .check {
    display: block;
}

.seg input:focus-visible + span {
    outline: 2px solid var(--primary);
    outline-offset: -3px;
    border-radius: 18px;
}

.seg input:disabled {
    cursor: not-allowed;
}

.seg input:disabled + span {
    color: var(--disabled);
}

/* connection test */

.test {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-left: auto;
}

.status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 600;
}

.status.ok {
    color: var(--success);
}

.status.error {
    color: var(--error);
}

/* category chips */

.chips {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    min-height: 40px;
    padding: 5px 8px;
    border-bottom: 1px solid var(--outline-variant);
    cursor: text;
}

.chips:focus-within {
    border-bottom: 2px solid var(--primary);
    padding-bottom: 4px;
}

.chips.locked {
    cursor: default;
    border-bottom-style: dashed;
}

.chip-list {
    display: contents;
}

.chip {
    display: inline-flex;
    align-items: center;
    height: 26px;
    padding: 0 2px 0 10px;
    border-radius: 13px;
    background: var(--chip);
    color: var(--text);
    font-size: 13px;
    font-weight: 500;
    white-space: nowrap;
}

.chip[draggable="true"] {
    position: relative;
    cursor: grab;
}

.chip.dragging {
    opacity: .4;
}

.chip.drop-before::before, .chip.drop-after::after {
    content: "";
    position: absolute;
    top: 1px;
    bottom: 1px;
    width: 2px;
    border-radius: 1px;
    background: var(--primary);
    pointer-events: none;
}

.chip.drop-before::before {
    left: -5px;
}

.chip.drop-after::after {
    right: -5px;
}

.chip.separator {
    background: transparent;
    border: 1px dashed var(--outline-variant);
}

.sep-line {
    display: block;
    width: 18px;
    height: 0;
    border-top: 2px solid var(--outline);
}

.chip.root {
    background: var(--surface);
    border: 1px dashed var(--outline);
}

.chips.locked .chip {
    padding-right: 10px;
}

.chip button {
    width: 22px;
    height: 22px;
    margin-left: 2px;
    border: 0;
    border-radius: 11px;
    background: transparent;
    color: var(--muted);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    padding: 0;
}

.chip button:hover {
    background: var(--outline-variant);
    color: var(--text);
}

.draft {
    font: inherit;
    font-size: 13px;
    border: 0;
    outline: none;
    background: transparent;
    height: 26px;
    flex: 1 1 120px;
    min-width: 120px;
    padding: 0 4px;
    color: var(--text);
}

.draft::placeholder {
    color: var(--outline);
}

#folders-help {
    margin-top: 6px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 4px 6px;
}

#folders-help > span, #add-root-group {
    display: inline-flex;
    align-items: center;
    gap: 4px 6px;
}

#folders-help, #client-categories-hint {
    min-height: 22px;
}

#folders-help .warning {
    color: var(--error);
    font-weight: 600;
}

#client-categories-hint {
    margin-top: 6px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 4px 12px;
}

#category-refresh {
    margin-left: auto;
}

kbd {
    font-family: var(--mono);
    font-size: 11px;
    padding: 1px 5px;
    border: 1px solid var(--outline-variant);
    border-bottom-width: 2px;
    border-radius: 4px;
    background: var(--surface);
    color: var(--text);
}

/* context menu preview */

.preview {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    flex-wrap: wrap;
    padding-top: 16px;
    border-top: 1px solid var(--divider);
}

.preview-text {
    flex: 1 1 200px;
    min-width: 0;
}

.preview-text .hint {
    margin-top: 4px;
}

.menus {
    display: flex;
    align-items: flex-start;
    flex: none;
}

.menu {
    width: 200px;
    background: var(--surface);
    border: 1px solid #dadce0;
    border-radius: 8px;
    padding: 4px 0;
    box-shadow: 0 2px 6px rgba(60, 64, 67, .15);
}

.menu.sub {
    width: 170px;
    margin: 70px 0 0 -4px;
}

.mi {
    display: flex;
    align-items: center;
    gap: 10px;
    height: 28px;
    padding: 0 12px;
    font-size: 13px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.mi img {
    width: 16px;
    height: 16px;
    flex: none;
}

.mi .grow {
    flex: 1;
}

.mi.hl {
    background: #e8f0fe;
}

.mi.dim {
    color: var(--outline);
}

.mi.action {
    color: var(--primary);
}

.msep {
    height: 1px;
    background: var(--divider);
    margin: 4px 0;
}

/* footer */

.foot {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px 16px;
    flex-wrap: wrap;
    color: var(--muted);
    font-size: 13px;
    padding: 0 4px;
}

.foot-links {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

@media (max-width: 560px) {
    #settings-container {
        padding: 24px 16px 64px;
    }

    .card {
        padding: 20px 16px;
    }

    .menus {
        transform: scale(.9);
        transform-origin: left top;
    }
}