/*
 * Cinta de opciones (Ribbon): fila de pestañas con píldora activa y cuerpo con
 * grupos separados por línea vertical, según §2.2 del plan.
 */

.ribbon {
    background: var(--ppt-ribbon-bg);
    user-select: none;
}

/* ---------- Pestañas ---------- */

.ribbon__tabs {
    display: flex;
    align-items: flex-end;
    gap: 2px;
    height: var(--ppt-ribbon-tabs-h);
    padding: 0 8px;
}

.ribbon__tab {
    padding: 5px 10px;
    border-radius: var(--ppt-radius) var(--ppt-radius) 0 0;
    color: var(--ppt-text-2);
    white-space: nowrap;
}

.ribbon__tab:hover { background: var(--ppt-hover); }

.ribbon__tab.is-active {
    background: var(--ppt-tab-active-bg);
    color: var(--ppt-brand);
    font-weight: 600;
}

.ribbon__tab--file {
    margin-right: 6px;
    background: var(--ppt-brand);
    color: #FFFFFF;
    border-radius: var(--ppt-radius);
}

.ribbon__tab--file:hover { background: #B93C1F; }
.ribbon__tab--file.is-active { background: #B93C1F; color: #FFFFFF; }

/* Pestañas contextuales (Formato de forma, Diseño de tabla…) */
.ribbon__tab--contextual { color: var(--ppt-brand); }

/* ---------- Cuerpo ---------- */

.ribbon__body {
    display: flex;
    align-items: stretch;
    gap: 0;
    height: var(--ppt-ribbon-body-h);
    padding: 4px 8px 2px;
    background: var(--ppt-tab-active-bg);
    border-bottom: 1px solid var(--ppt-border-soft);
    overflow-x: auto;
    overflow-y: hidden;
}

.ribbon__group {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 0 6px;
    border-right: 1px solid var(--ppt-border-soft);
}

.ribbon__group:last-child { border-right: 0; }

.ribbon__group-items {
    display: flex;
    align-items: flex-start;
    gap: 2px;
    flex: 1;
}

.ribbon__group-label {
    padding-top: 2px;
    color: var(--ppt-text-muted);
    font-size: 10px;
    text-align: center;
}

/* Columna con dos filas de botones pequeños dentro de un grupo */
.ribbon__stack {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.ribbon__row {
    display: flex;
    align-items: center;
    gap: 2px;
}

/* ---------- Botones ---------- */

.rbn-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    min-width: 24px;
    height: 24px;
    padding: 0 4px;
    border-radius: var(--ppt-radius-sm);
    color: var(--ppt-text-2);
    white-space: nowrap;
}

.rbn-btn:hover:not(:disabled) { background: var(--ppt-hover); }
.rbn-btn:active:not(:disabled) { background: var(--ppt-pressed); }
.rbn-btn.is-active { background: var(--ppt-hover-solid); color: var(--ppt-brand); }
.rbn-btn:disabled { color: var(--ppt-text-disabled); cursor: default; }

/* Botón grande de dos filas (Pegar, Nueva diapositiva, Formas…) */
.rbn-btn--big {
    flex-direction: column;
    justify-content: flex-start;
    gap: 2px;
    width: 58px;
    height: 100%;
    padding: 4px 2px;
    font-size: var(--ppt-font-size-ui-sm);
    line-height: 1.15;
    text-align: center;
    white-space: normal;
}

.rbn-btn--big .rbn-btn__icon { width: 24px; height: 24px; }

.rbn-btn__icon {
    display: inline-flex;
    width: 16px;
    height: 16px;
    flex: 0 0 auto;
}

.rbn-btn__caret {
    display: inline-flex;
    width: 8px;
    height: 8px;
    color: var(--ppt-text-muted);
}

.rbn-sep {
    width: 1px;
    margin: 2px 4px;
    background: var(--ppt-border-soft);
}

/* ---------- Cuadros combinados (fuente, tamaño) ---------- */

.rbn-combo {
    display: inline-flex;
    align-items: center;
    height: 22px;
    border: 1px solid var(--ppt-border);
    border-radius: var(--ppt-radius-sm);
    background: #FFFFFF;
}

.rbn-combo__input {
    width: 100%;
    height: 100%;
    padding: 0 4px;
    border: 0;
    font: inherit;
    color: inherit;
    background: transparent;
    outline: none;
}

.rbn-combo--font { width: 120px; }
.rbn-combo--size { width: 52px; }

.rbn-combo__arrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 100%;
    color: var(--ppt-text-muted);
}

.rbn-combo__arrow:hover { background: var(--ppt-hover); }

/* ---------- Menús desplegables y galerías ---------- */

.rbn-flyout {
    position: absolute;
    min-width: 180px;
    padding: 4px;
    background: #FFFFFF;
    border: 1px solid var(--ppt-border);
    border-radius: var(--ppt-radius);
    box-shadow: var(--ppt-flyout-shadow);
}

.rbn-flyout__item {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 5px 8px;
    border-radius: var(--ppt-radius-sm);
    text-align: left;
}

.rbn-flyout__item:hover:not(:disabled) { background: var(--ppt-hover-solid); }
.rbn-flyout__item:disabled { color: var(--ppt-text-disabled); cursor: default; }
.rbn-flyout__item.is-checked { background: var(--ppt-hover); }

.rbn-flyout__shortcut {
    margin-left: auto;
    color: var(--ppt-text-muted);
    font-size: var(--ppt-font-size-ui-sm);
}

.rbn-flyout__sep {
    height: 1px;
    margin: 4px 2px;
    background: var(--ppt-border-soft);
}

.rbn-flyout__title {
    padding: 6px 8px 2px;
    color: var(--ppt-text-muted);
    font-size: var(--ppt-font-size-ui-sm);
}

/* ---------- Tooltip ---------- */

.rbn-tooltip {
    position: absolute;
    max-width: 260px;
    padding: 6px 8px;
    background: #FFFFFF;
    border: 1px solid var(--ppt-border);
    border-radius: var(--ppt-radius);
    box-shadow: var(--ppt-flyout-shadow);
    color: var(--ppt-text);
    font-size: var(--ppt-font-size-ui);
    pointer-events: none;
}

.rbn-tooltip__title { font-weight: 600; }
.rbn-tooltip__desc { margin-top: 2px; color: var(--ppt-text-muted); }