@import '../theme.css';

/* --- Estrutura Base do Container --- */
.toolbar-container {
    display: flex;
    align-items: center;
    background-color: var(--toolbar-background);
    gap: var(--spacing-2);
    position: relative;
    overflow: hidden;
    user-select: none;
}

/* Toolbars vazias são removidas do fluxo de layout (Zero Footprint) */
.toolbar-container.is-empty {
    display: none;
}

/* Aplica padding e bordas APENAS se houver conteúdo */
.toolbar-container:not(.is-empty) {
    padding: var(--toolbar-padding);
}

/* Bordas Semânticas: Aplicadas apenas na direção necessária */
.toolbar-container--top:not(.is-empty) {
    border-bottom: 1px solid var(--toolbar-border-color);
}
.toolbar-container--bottom:not(.is-empty) {
    border-top: 1px solid var(--toolbar-border-color);
}
.toolbar-container--left:not(.is-empty) {
    border-right: 1px solid var(--toolbar-border-color);
}
.toolbar-container--right:not(.is-empty) {
    border-left: 1px solid var(--toolbar-border-color);
}

/* --- Comportamento durante Drag & Drop --- */
/* Quando o D&D está ativo e o item é compatível (ToolbarGroup),
   forçamos a toolbar vazia a aparecer (display: flex) e definimos
   estilos explícitos de placeholder.
*/
body.dnd-active.dnd-type-toolbargroup .toolbar-container--top.is-empty,
body.dnd-active.dnd-type-toolbargroup .toolbar-container--bottom.is-empty {
    display: flex; /* Restaura visibilidade */
    min-height: var(--toolbar-height-horizontal);
    background: var(--color-placeholder-bg);
    border: 1px solid var(--color-placeholder-border-active); /* Borda explícita para dropzone */
    outline: 5px solid var(--color-placeholder-border-active);
    padding: 0;
}

body.dnd-active.dnd-type-toolbargroup .toolbar-container--left.is-empty,
body.dnd-active.dnd-type-toolbargroup .toolbar-container--right.is-empty {
    display: flex; /* Restaura visibilidade */
    min-width: var(--toolbar-width-vertical);
    background: var(--color-placeholder-bg);
    border: 1px solid var(--color-placeholder-border-active); /* Borda explícita para dropzone */
    padding: 0;
    outline: 5px solid var(--color-placeholder-border-active);
}

/* Orientação dos Containers */
.toolbar-container--top {
    flex-direction: row;
}
.toolbar-container--bottom {
    flex-direction: row;
}
.toolbar-container--left {
    flex-direction: column;
}
.toolbar-container--right {
    flex-direction: column;
}

/* --- Scroll Container --- */
.toolbar__scroll-container {
    flex: 1;
    display: flex;
    gap: var(--spacing-2);
    overflow: hidden;
    height: 100%;
    width: 100%;
}
.toolbar-container--top .toolbar__scroll-container,
.toolbar-container--bottom .toolbar__scroll-container {
    flex-direction: row;
}
.toolbar-container--left .toolbar__scroll-container,
.toolbar-container--right .toolbar__scroll-container {
    flex-direction: column;
}

/* --- Botões de Scroll --- */
.toolbar__scroll-btn {
    display: flex;
    flex-shrink: 0;
    background: var(--color-bg-hover);
    border: 1px solid var(--color-border-default);
    color: var(--color-text-primary);
    cursor: pointer;
    padding: 0;
    align-items: center;
    justify-content: center;

    /* Estado Oculto (Default) com suporte a animação */
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    border-width: 0;
    margin: 0;
    transform: scale(0.8);

    transition:
        width 0.2s ease,
        height 0.2s ease,
        opacity 0.2s ease,
        transform 0.2s ease,
        border-width 0.2s ease;
}

/* Ajustes para Horizontal (Top/Bottom) */
.toolbar-container--top .toolbar__scroll-btn,
.toolbar-container--bottom .toolbar__scroll-btn {
    height: 100%;
    width: 0;
    min-width: 0;
}

/* Ajustes para Vertical (Left/Right) */
.toolbar-container--left .toolbar__scroll-btn,
.toolbar-container--right .toolbar__scroll-btn {
    width: 100%;
    height: 0;
    min-height: 0;
}

/* Estado Visível (acionado via JS class) */
.toolbar__scroll-btn--visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: scale(1);
    border-width: 1px;
}

/* Dimensões quando visível - Horizontal */
.toolbar-container--top .toolbar__scroll-btn--visible,
.toolbar-container--bottom .toolbar__scroll-btn--visible {
    width: 16px;
}

/* Dimensões quando visível - Vertical */
.toolbar-container--left .toolbar__scroll-btn--visible,
.toolbar-container--right .toolbar__scroll-btn--visible {
    height: 16px;
}

.toolbar__scroll-btn:hover {
    background-color: var(--color-accent-hover);
}
.toolbar__scroll-btn:focus-visible {
    outline: 2px solid var(--color-accent-primary);
    outline-offset: -2px;
    z-index: 10;
}

/* --- Grupos de Toolbar --- */
.toolbar-group {
    display: flex;
    flex-shrink: 0;
    /* Borda placeholder mantida no item filho para alinhamento interno */
    border: 1px solid transparent;
    border-radius: var(--border-radius-sm);
    background-color: var(--toolbar-background);
    padding: 4px;
    transition:
        background-color 0.2s,
        border-color 0.2s;
}
.toolbar-container--top .toolbar-group,
.toolbar-container--bottom .toolbar-group {
    flex-direction: row;
    align-items: center;
}
.toolbar-container--left .toolbar-group,
.toolbar-container--right .toolbar-group {
    flex-direction: column;
    align-items: center;
}

/* Handle de Arraste */
.toolbar-group__handle {
    width: 10px;
    cursor: grab;
    opacity: 0.6;
    color: var(--color-text-secondary);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.toolbar-group__handle:hover {
    opacity: 1;
    color: var(--color-text-primary);
}
.toolbar-group__handle:focus-visible {
    outline: 2px solid var(--color-accent-primary);
    outline-offset: -2px;
    border-radius: 2px;
    opacity: 1;
    color: var(--color-text-primary);
}
.toolbar-group__handle .icon {
    width: 10px;
    height: 10px;
}
.toolbar-container--top .toolbar-group__handle,
.toolbar-container--bottom .toolbar-group__handle {
    height: 100%;
}
.toolbar-container--left .toolbar-group__handle,
.toolbar-container--right .toolbar-group__handle {
    width: 100%;
    height: 10px;
    margin-bottom: 5px;
}

/* Título do Grupo */
.toolbar-group__title {
    font-size: 0.9em;
    font-weight: 600;
    padding: 0 var(--spacing-2);
    white-space: nowrap;
}
.toolbar-container--left .toolbar-group__title,
.toolbar-container--right .toolbar-group__title {
    display: none;
}

/* Conteúdo do Grupo */
.toolbar-group__content {
    display: flex;
    gap: var(--spacing-1);
    padding: 0 var(--spacing-1);
}
.toolbar-container--left .toolbar-group__content,
.toolbar-container--right .toolbar-group__content {
    flex-direction: column;
}

/* Botões Internos */
.toolbar-button {
    width: var(--panel-button-size);
    height: var(--panel-button-size);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--color-text-secondary);
    user-select: none;
    border-radius: var(--border-radius-base);
    background: none;
    border: none;
    padding: var(--panel-button-padding);
}
.toolbar-button .icon {
    width: 14px;
    height: 14px;
}
.toolbar-button:hover:not([disabled]) {
    background: var(--color-bg-hover);
    color: var(--color-text-primary);
}
.toolbar-button:active:not([disabled]) {
    background: var(--color-bg-active);
    color: var(--color-text-bright);
}
.toolbar-button[disabled] {
    opacity: var(--panel-button-disabled-opacity);
    cursor: not-allowed;
    color: var(--color-text-disabled);
}

/* Divisor */
.toolbar-divider {
    width: 1px;
    height: 16px;
    background-color: var(--color-border-default);
    margin: 0 var(--spacing-1);
}
.toolbar-container--left .toolbar-divider,
.toolbar-container--right .toolbar-divider {
    height: 1px;
    width: 16px;
    margin: var(--spacing-1) 0;
}

/* --- Animações de Drop --- */
.toolbar-container .container__placeholder--vertical {
    transform-origin: left center;
    width: 5px;
    opacity: 1;
    min-width: 0;
}

.toolbar-container .container__placeholder--horizontal {
    transform-origin: top center;
    height: 5px;
    opacity: 1;
    min-height: 0;
}