/* =========================================================
   CLOUDSERVER — FILE BROWSER
   My Drive / Home page
   ========================================================= */


/* =========================================================
   FILE BROWSER — PAGE CONTAINER
   ========================================================= */

.file-browser {
    width: 100%;
    min-width: 0;
}


/* =========================================================
   FILE BROWSER — PAGE HEADER
   ========================================================= */

.file-browser-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-4);
    margin-bottom: var(--space-5);
}

.file-browser-header-main {
    min-width: 0;
}

.file-browser-title {
    margin: 0;
    font-size: 1.5rem;
    line-height: 1.25;
    font-weight: 600;
    color: var(--text);
}

.file-browser-description {
    margin: 6px 0 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}


/* =========================================================
   FILE BROWSER — PAGE ACTIONS
   ========================================================= */

.file-browser-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-2);
    flex-shrink: 0;
}

.file-browser-action {
    min-height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 0 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    color: var(--text);
    font-size: 0.875rem;
    font-weight: 500;
    transition:
        background var(--transition-fast),
        border-color var(--transition-fast),
        color var(--transition-fast);
}

.file-browser-action:hover {
    background: var(--hover);
    border-color: #d5d9df;
}

.file-browser-action-primary {
    border-color: var(--primary);
    background: var(--primary);
    color: #ffffff;
}

.file-browser-action-primary:hover {
    border-color: var(--primary-hover);
    background: var(--primary-hover);
}

.file-browser-action .icon,
.file-browser-action svg {
    width: 17px;
    height: 17px;
    flex: 0 0 17px;
}


/* =========================================================
   FILE BROWSER — BREADCRUMBS
   ========================================================= */

.file-browser-breadcrumbs {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: var(--space-4);
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.file-browser-breadcrumb {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 0 7px;
    border-radius: 6px;
    transition:
        background var(--transition-fast),
        color var(--transition-fast);
}

.file-browser-breadcrumb:hover {
    background: var(--hover);
    color: var(--text);
}

.file-browser-breadcrumb-current {
    color: var(--text);
    font-weight: 500;
}

.file-browser-breadcrumb-separator {
    color: var(--text-muted);
    user-select: none;
}


/* =========================================================
   FILE BROWSER — STORAGE SUMMARY
   ========================================================= */

.file-browser-storage {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    padding: 16px 18px;
    margin-bottom: var(--space-5);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    box-shadow: var(--shadow);
}

.file-browser-storage-info {
    min-width: 0;
}

.file-browser-storage-label {
    margin: 0 0 4px;
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 500;
}

.file-browser-storage-value {
    margin: 0;
    color: var(--text);
    font-size: 0.95rem;
    font-weight: 600;
}

.file-browser-storage-meta {
    margin-top: 4px;
    color: var(--text-muted);
    font-size: 0.8rem;
}

.file-browser-storage-progress {
    width: min(240px, 30vw);
    height: 6px;
    overflow: hidden;
    border-radius: 999px;
    background: var(--border-soft);
}

.file-browser-storage-progress-bar {
    height: 100%;
    border-radius: inherit;
    background: var(--primary);
    transition: width 250ms ease;
}


/* =========================================================
   FILE BROWSER — TOOLBAR
   ========================================================= */

.file-browser-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    min-height: 46px;
    margin-bottom: 10px;
}

.file-browser-toolbar-left,
.file-browser-toolbar-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

.file-browser-toolbar-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
}

.file-browser-toolbar-button {
    min-height: 34px;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 0 10px;
    border: 1px solid transparent;
    border-radius: 7px;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.825rem;
    transition:
        background var(--transition-fast),
        color var(--transition-fast),
        border-color var(--transition-fast);
}

.file-browser-toolbar-button:hover {
    background: var(--hover);
    border-color: var(--border);
    color: var(--text);
}


/* =========================================================
   FILE BROWSER — SELECTION TOOLBAR
   ========================================================= */

.file-browser-selection-toolbar {
    display: none;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    min-height: 46px;
    padding: 7px 10px;
    margin-bottom: 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--selected);
}

.file-browser-selection-toolbar.is-visible {
    display: flex;
}

.file-browser-selection-info {
    color: var(--text);
    font-size: 0.85rem;
    font-weight: 500;
}

.file-browser-selection-actions {
    display: flex;
    align-items: center;
    gap: 6px;
}

.file-browser-selection-button {
    min-height: 32px;
    padding: 0 9px;
    border: 1px solid transparent;
    border-radius: 6px;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.file-browser-selection-button:hover {
    background: rgba(255, 255, 255, 0.7);
    border-color: var(--border);
    color: var(--text);
}


/* =========================================================
   FILE BROWSER — FILE TABLE
   ========================================================= */

.file-browser-table {
    width: 100%;
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    box-shadow: var(--shadow);
}

.file-browser-table-header,
.file-browser-row {
    display: grid;
    grid-template-columns:
        36px
        minmax(240px, 1fr)
        minmax(90px, 130px)
        minmax(100px, 130px)
        minmax(140px, 170px)
        96px;
    align-items: center;
    column-gap: 12px;
    padding: 0 14px;
}

.file-browser-table-header {
    min-height: 42px;
    border-bottom: 1px solid var(--border);
    background: var(--surface-soft);
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.01em;
}

.file-browser-row {
    min-height: 58px;
    border-bottom: 1px solid var(--border-soft);
    color: var(--text);
    transition:
        background var(--transition-fast),
        box-shadow var(--transition-fast);
}

.file-browser-row:last-child {
    border-bottom: 0;
}

.file-browser-row:hover {
    background: var(--hover);
}

.file-browser-row.is-selected {
    background: var(--selected);
}


/* =========================================================
   FILE BROWSER — CHECKBOX
   ========================================================= */

.file-browser-checkbox {
    width: 16px;
    height: 16px;
    margin: 0;
    accent-color: var(--primary);
}


/* =========================================================
   FILE BROWSER — FILE NAME CELL
   ========================================================= */

.file-browser-name-cell {
    display: flex;
    align-items: center;
    min-width: 0;
    gap: 10px;
}

.file-browser-file-icon {
    width: 22px;
    height: 22px;
    min-width: 22px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
}

.file-browser-file-icon svg {
    width: 19px;
    height: 19px;
    display: block;
}

.file-browser-folder .file-browser-file-icon {
    color: var(--primary);
}

.file-browser-name {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--text);
    font-size: 0.875rem;
    font-weight: 500;
}

.file-browser-name:hover {
    color: var(--primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}


/* =========================================================
   FILE BROWSER — METADATA CELLS
   ========================================================= */

.file-browser-cell {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--text-secondary);
    font-size: 0.825rem;
}

.file-browser-cell-muted {
    color: var(--text-muted);
}


/* =========================================================
   FILE BROWSER — ROW ACTIONS
   ========================================================= */

.file-browser-row-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 4px;
}

.file-browser-row-action {
    width: 32px;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    border: 1px solid transparent;
    border-radius: 6px;
    background: transparent;
    color: var(--text-secondary);
    transition:
        background var(--transition-fast),
        border-color var(--transition-fast),
        color var(--transition-fast);
}

.file-browser-row-action:hover {
    background: var(--surface);
    border-color: var(--border);
    color: var(--text);
}

.file-browser-row-action-danger:hover {
    border-color: #ead8d8;
    color: var(--danger);
}

.file-browser-row-action svg {
    width: 17px;
    height: 17px;
    display: block;
}


/* =========================================================
   FILE BROWSER — EMPTY STATE
   ========================================================= */

.file-browser-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 280px;
    padding: 40px 24px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    text-align: center;
}

.file-browser-empty-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 14px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--surface-soft);
    color: var(--text-secondary);
}

.file-browser-empty-icon svg {
    width: 22px;
    height: 22px;
}

.file-browser-empty-title {
    margin: 0;
    color: var(--text);
    font-size: 0.95rem;
    font-weight: 600;
}

.file-browser-empty-description {
    max-width: 420px;
    margin: 6px 0 0;
    color: var(--text-secondary);
    font-size: 0.825rem;
    line-height: 1.5;
}


/* =========================================================
   FILE BROWSER — DOWNLOAD STATUS
   ========================================================= */

.file-browser-download {
    display: none;
    margin-top: 14px;
    padding: 14px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
}

.file-browser-download.is-visible {
    display: block;
}

.file-browser-download-progress {
    width: 100%;
    height: 6px;
    overflow: hidden;
    border-radius: 999px;
    background: var(--border-soft);
}

.file-browser-download-progress-bar {
    width: 0;
    height: 100%;
    border-radius: inherit;
    background: var(--primary);
    transition: width 150ms ease;
}

.file-browser-download-text {
    margin-top: 8px;
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.file-browser-download-meta {
    margin-top: 3px;
    color: var(--text-muted);
    font-size: 0.75rem;
}


/* =========================================================
   FILE BROWSER — FORM CONTROLS
   ========================================================= */

.file-browser-form {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 20px;
}

.file-browser-input {
    width: min(320px, 100%);
    min-height: 38px;
    padding: 0 11px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    color: var(--text);
    outline: none;
    transition:
        border-color var(--transition-fast),
        box-shadow var(--transition-fast);
}

.file-browser-input::placeholder {
    color: var(--text-muted);
}

.file-browser-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-soft);
}

.file-browser-form-button {
    min-height: 38px;
    padding: 0 13px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    color: var(--text);
    font-size: 0.85rem;
    font-weight: 500;
}

.file-browser-form-button:hover {
    background: var(--hover);
}


/* =========================================================
   FILE BROWSER — RESPONSIVE TABLE
   ========================================================= */

@media (max-width: 1000px) {

    .file-browser-table-header,
    .file-browser-row {
        grid-template-columns:
            32px
            minmax(200px, 1fr)
            minmax(80px, 110px)
            minmax(90px, 120px)
            82px;
    }

    .file-browser-table-header > :nth-child(5),
    .file-browser-row > :nth-child(5) {
        display: none;
    }

}


/* =========================================================
   FILE BROWSER — TABLET
   ========================================================= */

@media (max-width: 760px) {

    .file-browser-header {
        flex-direction: column;
        align-items: stretch;
    }

    .file-browser-actions {
        justify-content: flex-start;
    }

    .file-browser-storage {
        align-items: flex-start;
        flex-direction: column;
    }

    .file-browser-storage-progress {
        width: 100%;
    }

    .file-browser-table {
        overflow-x: auto;
    }

    .file-browser-table-header,
    .file-browser-row {
        min-width: 620px;
    }

}


/* =========================================================
   FILE BROWSER — MOBILE
   ========================================================= */

@media (max-width: 560px) {

    .file-browser-actions {
        width: 100%;
    }

    .file-browser-action {
        flex: 1;
    }

    .file-browser-toolbar {
        align-items: flex-start;
        flex-direction: column;
    }

    .file-browser-toolbar-left,
    .file-browser-toolbar-right {
        width: 100%;
    }

    .file-browser-form {
        align-items: stretch;
        flex-direction: column;
    }

    .file-browser-input {
        width: 100%;
    }

    .file-browser-selection-toolbar {
        align-items: flex-start;
        flex-direction: column;
    }

    .file-browser-selection-actions {
        width: 100%;
        overflow-x: auto;
    }

}