#k-explorer-root {
    display: flex;
    flex-direction: column;
    height: 100%;
    width: 100%;
    background: var(--bg-panel);
    font-family: var(--font-main);
    overflow: hidden;
    position: relative;
}

.exp-toolbar {
    background: var(--bg-panel);
    border-bottom: 2px solid var(--k-black);
    padding: 8px;
    display: flex;
    gap: 8px;
    align-items: center;
}

.exp-btn {
    background: var(--bg-panel);
    border: 2px solid var(--k-black);
    padding: 4px 12px;
    font-size: 12px;
    cursor: pointer;
    font-weight: bold;
    color: var(--k-black);
    box-shadow: 1px 1px 0 var(--k-white) inset;
}

.path-container {
    flex-grow: 1;
    background: var(--k-white);
    border: 2px solid var(--k-black);
    padding: 5px 10px;
    font-size: 13px;
    display: flex;
    align-items: center;
    overflow: hidden;
    white-space: nowrap;
}

.exp-main {
    display: flex;
    flex-grow: 1;
    overflow: hidden;
}

.exp-sidebar {
    width: 150px;
    background: var(--k-gray-light);
    border-right: 2px solid var(--k-black);
    display: flex;
    flex-direction: column;
}

.fav-header {
    background: var(--k-black);
    color: var(--k-white);
    padding: 8px;
    text-align: center;
    font-weight: bold;
    font-size: 12px;
    text-transform: uppercase;
}

.side-item {
    padding: 12px;
    cursor: pointer;
    border-bottom: 1px solid var(--k-black);
    color: var(--k-black);
    font-size: 13px;
}

.side-item:hover {
    background: var(--k-gray-shadow);
}

#file-grid {
    flex-grow: 1;
    background: var(--k-white);
    overflow-y: auto;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 10px;
    padding: 15px;
    align-content: flex-start;
}

.file-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 10px;
    cursor: pointer;
    text-align: center;
    border: 1px solid transparent;
}

.file-item:hover {
    background: var(--k-gray-light);
    border: 1px solid var(--k-gray-shadow);
}

.file-icon {
    font-size: 32px;
    margin-bottom: 5px;
}

.file-name {
    font-size: 12px;
    word-break: break-all;
    line-height: 1.2;
    max-width: 90px;
    color: var(--k-black);
}

.exp-footer {
    background: var(--bg-panel);
    border-top: 2px solid var(--k-black);
    height: 30px;
    display: flex;
    align-items: center;
    padding: 0 12px;
    font-size: 11px;
    font-weight: bold;
}

/* Modais e Overlays */
.exp-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.8);
    z-index: 100;
    display: none;
    align-items: center;
    justify-content: center;
}

.exp-modal {
    background: var(--bg-panel);
    border: 2px solid var(--k-black);
    padding: 20px;
    text-align: center;
    width: 240px;
    box-shadow: 4px 4px 0 rgba(0,0,0,0.3);
}

.modal-label {
    font-size: 13px;
    font-weight: bold;
    margin-bottom: 12px;
    color: var(--k-accent-red);
}

.modal-input {
    width: 100%;
    border: 2px solid var(--k-black);
    margin-bottom: 12px;
    padding: 8px;
    text-align: center;
    font-family: inherit;
    box-sizing: border-box;
}

.modal-btn-primary {
    width: 100%;
    background: var(--k-black);
    color: var(--k-white);
    border: none;
    padding: 10px;
    margin-bottom: 8px;
    font-weight: bold;
    cursor: pointer;
}

.modal-btn-secondary {
    width: 100%;
    background: var(--k-gray-shadow);
    border: none;
    padding: 10px;
    font-weight: bold;
    cursor: pointer;
}

/* Viewer de Arquivos */
.exp-viewer {
    position: absolute;
    inset: 0;
    background: var(--k-white);
    z-index: 110;
    display: none;
    flex-direction: column;
}

.exp-viewer.visible {
    display: flex;
}

.viewer-header {
    background: var(--k-accent-red);
    color: var(--k-white);
    padding: 10px 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid var(--k-black);
}

.viewer-header span {
    font-size: 13px;
    font-weight: bold;
}

.viewer-content {
    flex: 1;
    padding: 25px;
    overflow-y: auto;
    white-space: pre-wrap;
    font-size: 15px;
    line-height: 1.6;
    color: var(--k-black);
}

/* Responsividade Mobile */
@media (max-width: 768px) {
    .exp-sidebar { width: 100px; }
    .side-item { font-size: 12px; padding: 15px 8px; }
    #file-grid { grid-template-columns: repeat(auto-fill, minmax(90px, 1fr)); }
    .file-icon { font-size: 36px; }
    .viewer-content { font-size: 16px; padding: 20px; }
}