.rich-editor {
    --panel-bg: #f8fafc;
    --panel-border: #cbd5e1;
    --btn-bg: #ffffff;
    --btn-active: #dbeafe;
    --text: #0f172a;
    display: flex;
    flex-direction: column;
    min-height: 100%;
    color: var(--text);
    background: #fff;
    font-family: Arial, sans-serif;
}

.rich-editor,
.rich-editor * {
    box-sizing: border-box;
}

.rich-editor-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    background: var(--panel-bg);
    border-bottom: 1px solid var(--panel-border);
}

.rich-editor-toolbar button,
.rich-editor-toolbar .rich-editor-menu-trigger {
    height: 34px;
    border: 1px solid var(--panel-border);
    border-radius: 8px;
    background: var(--btn-bg);
}

.rich-editor-toolbar button {
    min-width: 34px;
    padding: 0 10px;
    cursor: pointer;
    color: var(--text);
}

.rich-editor-toolbar button.active {
    background: var(--btn-active);
}

.rich-editor-toolbar button.active:hover {
    background: #93c5fd;
}

.rich-editor-indent-icon {
    display: block;
}

.rich-editor-popover {
    position: relative;
    display: inline-flex;
}

.rich-editor-menu-trigger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.rich-editor-color-trigger {
    width: 34px;
    min-width: 34px;
    aspect-ratio: 1 / 1;
    padding: 4px;
}

.rich-editor-current-color {
    display: block;
    flex: 0 0 24px;
    width: 24px;
    height: 24px;
    aspect-ratio: 1 / 1;
    border: 1px solid rgba(15, 23, 42, 0.15);
    border-radius: 6px;
    background: #334155;
}

.rich-editor-font-family-trigger {
    min-width: 130px;
    justify-content: flex-start;
}

.rich-editor-toolbar .rich-editor-font-size-trigger {
    width: 4.25rem;
    min-width: 4.25rem;
}

.rich-editor-font-size-menu {
    width: 4.25rem;
    min-width: 4.25rem;
    padding: 4px;
}

.rich-editor-font-size-menu.hidden {
    display: none;
}

.rich-editor-font-size-input {
    width: 4.25rem;
    min-width: 4.25rem;
    height: 34px;
    padding: 0 4px;
    border: 1px solid var(--panel-border);
    border-radius: 6px;
    background: #fff;
    color: var(--text);
    font: inherit;
    font-size: 12px;
    line-height: 1.25;
    text-align: center;
    outline: none;
}

.rich-editor-font-size-input.hidden {
    display: none;
}

.rich-editor-toolbar .rich-editor-font-size-trigger.hidden {
    display: none;
}

.rich-editor-font-size-input:focus {
    border-color: #93c5fd;
    box-shadow: 0 0 0 2px rgba(147, 197, 253, 0.18);
}

.rich-editor-font-size-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.rich-editor-font-size-menu .rich-editor-font-size-option,
.rich-editor-font-size-menu .rich-editor-font-size-custom {
    width: 100%;
    min-width: 0;
    height: 30px;
    padding: 0 10px;
    border: 1px solid transparent;
    border-radius: 6px;
    background: transparent;
    color: var(--text);
    text-align: left;
    cursor: pointer;
}

.rich-editor-font-size-menu .rich-editor-font-size-custom {
    font-size: 11px;
    text-align: center;
}

.rich-editor-font-size-menu .rich-editor-font-size-option:hover,
.rich-editor-font-size-menu .rich-editor-font-size-custom:hover,
.rich-editor-font-size-menu .rich-editor-font-size-option.active,
.rich-editor-font-size-menu .rich-editor-font-size-custom.active {
    background: #eff6ff;
    border-color: #93c5fd;
}

.rich-editor-dropdown li {
    padding: 0;
}

.rich-editor-dropdown li:hover {
    background: transparent;
}

.rich-editor-dropdown li[data-list] {
    padding: 8px 12px 8px 10px;
    cursor: pointer;
    white-space: nowrap;
}

.rich-editor-dropdown li[data-list]:hover {
    background: #eff6ff;
}

.rich-editor-dropdown li button {
    width: 100%;
    min-width: 0;
    height: auto;
    padding: 8px 12px;
    border: 0;
    border-radius: 0;
    background: transparent;
    text-align: left;
}

.rich-editor-dropdown li button:hover,
.rich-editor-dropdown li button.active {
    background: #eff6ff;
}

.rich-editor-color-menu {
    min-width: 436px;
    padding: 8px 40px;
    display: grid;
    grid-template-columns: repeat(10, 32px);
    gap: 8px;
    align-items: center;
    justify-content: start;
}

.rich-editor-color-menu.hidden {
    display: none;
}

.rich-editor-color-menu li button {
    width: 32px;
    min-width: 32px;
    height: 32px;
    padding: 4px;
    border: 1px solid transparent;
    border-radius: 6px;
}

.rich-editor-color-menu li button.active {
    border-color: #93c5fd;
}

.rich-editor-color-option-swatch {
    display: block;
    width: 100%;
    height: 100%;
    border: 1px solid rgba(15, 23, 42, 0.15);
    border-radius: 6px;
}

.rich-editor-option-menu {
    min-width: 140px;
}

.rich-editor-align-group {
    display: flex;
    align-items: center;
}

.rich-editor-toolbar .rich-editor-align-group .rich-editor-align-btn {
    width: 28px;
    min-width: 28px;
    height: 28px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-color: var(--panel-border);
    border-radius: 0;
}

.rich-editor-toolbar .rich-editor-align-group .rich-editor-align-btn:first-child {
    border-top-left-radius: 4px;
    border-bottom-left-radius: 4px;
}

.rich-editor-toolbar .rich-editor-align-group .rich-editor-align-btn:not(:last-child) {
    border-right: 0;
}

.rich-editor-toolbar .rich-editor-align-group .rich-editor-align-btn:last-child {
    border-top-right-radius: 4px;
    border-bottom-right-radius: 4px;
}

.rich-editor-split-button {
    position: relative;
    display: inline-flex;
    height: 34px;
    align-items: stretch;
    background: var(--btn-bg);
    border: 1px solid var(--panel-border);
    border-radius: 8px;
}

.rich-editor-toolbar .rich-editor-split-button button {
    height: 32px;
    border: 0;
    border-radius: 0;
    background: transparent;
}

.rich-editor-split-left {
    min-width: 36px;
    flex: 0 0 auto;
}

.rich-editor-toolbar .rich-editor-split-arrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 0;
    width: 18px;
    flex: 0 0 18px;
    padding: 0 2px;
    font-size: 10px;
    line-height: 1;
    border-left: 1px solid var(--panel-border) !important;
}

.rich-editor-dropdown {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    z-index: 20;
    min-width: 140px;
    margin: 0;
    padding: 4px 0;
    list-style: none;
    background: #fff;
    border: 1px solid var(--panel-border);
    border-radius: 10px;
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.12);
}

[data-rte="list-menu"].rich-editor-dropdown {
    min-width: 0;
    width: max-content;
}

.rich-editor-dropdown.hidden {
    display: none;
}

.rich-editor-dropdown.rich-editor-font-size-menu {
    width: 4.25rem;
    min-width: 4.25rem;
    padding: 4px;
    border-radius: 6px;
}

.rich-editor-surface {
    flex: 1;
    min-height: 280px;
    padding: 14px;
    outline: none;
    white-space: pre-wrap;
    overflow-wrap: break-word;
}

.rich-editor-light-text,
.rich-editor-dark-text {
    display: inline-flex;
    align-items: center;
    color: inherit;
    border-radius: 0;
    padding: 0.04em 0;
    line-height: inherit;
    vertical-align: top;
    -webkit-box-decoration-break: clone;
    box-decoration-break: clone;
}

.rich-editor-light-text {
    background: #0f172a;
}

.rich-editor-dark-text {
    background: #f8fafc;
}

.rich-editor.rich-editor-light-base,
.rich-editor-surface.rich-editor-light-base,
.rich-editor-surface .rich-editor-light-base {
    background: #f8fafc;
}

.rich-editor.rich-editor-dark-base,
.rich-editor-surface.rich-editor-dark-base,
.rich-editor-surface .rich-editor-dark-base {
    background: #0f172a;
}

.rich-editor-surface > .rich-editor-light-base,
.rich-editor-surface > .rich-editor-dark-base {
    width: fit-content;
    max-width: 100%;
}

.rich-editor-surface p,
.rich-editor-surface div {
    margin: 0 0 0.35em;
}

.rich-editor-surface ul,
.rich-editor-surface ol {
    margin: 0 0 0.35em 0;
    padding-left: 24px;
}

.rich-editor-surface li {
    margin: 0 0 0.35em;
}

.rich-editor-list-toggle {
    font-weight: 700;
}

.rich-editor-surface .bullet,
.rich-editor-surface .ol-decimal,
.rich-editor-surface .ol-alpha,
.rich-editor-surface .ol-roman {
    position: relative;
    --list-marker-width: 28px;
    padding-left: var(--list-marker-width);
}

.rich-editor-surface .list-marker {
    display: inline-block;
    min-width: var(--list-marker-width);
    margin-left: calc(var(--list-marker-width) * -1);
    padding-right: 8px;
    text-align: right;
    white-space: nowrap;
    user-select: none;
}