/* ── Google Drive Browser — Frontend Styles ── */

.gdb-browser {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif !important;
    max-width: 960px !important;
    margin: 0 auto !important;
    color: #1a1a1a !important;
    font-size: 16px !important;
    line-height: 1.5 !important;
    box-sizing: border-box !important;
}
.gdb-browser *, .gdb-browser *::before, .gdb-browser *::after {
    box-sizing: border-box !important;
}

/* ── Title ── */
.gdb-browser .gdb-title {
    font-size: 1.5rem !important;
    font-weight: 600 !important;
    margin: 0 0 14px !important;
}

/* ── Toolbar ── */
.gdb-browser .gdb-toolbar {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 12px !important;
    margin-bottom: 16px !important;
    flex-wrap: wrap !important;
}

/* ── Breadcrumb ── */
.gdb-browser .gdb-breadcrumb {
    display: flex !important;
    flex-wrap: wrap !important;
    align-items: center !important;
    gap: 4px !important;
    padding: 10px 16px !important;
    background: #f5f7fa !important;
    border-radius: 8px !important;
    font-size: 1rem !important;
    flex: 1 !important;
    min-width: 0 !important;
    list-style: none !important;
    margin: 0 !important;
}

.gdb-browser .gdb-breadcrumb__item {
    cursor: pointer !important;
    color: #2563eb !important;
    padding: 2px 6px !important;
    border-radius: 4px !important;
    font-size: 1rem !important;
    text-decoration: none !important;
}
.gdb-browser .gdb-breadcrumb__item:hover {
    background: #dbeafe !important;
    text-decoration: underline !important;
}
.gdb-browser .gdb-breadcrumb__item.is-current {
    color: #374151 !important;
    cursor: default !important;
    font-weight: 600 !important;
}
.gdb-browser .gdb-breadcrumb__item.is-current:hover {
    background: none !important;
    text-decoration: none !important;
}
.gdb-browser .gdb-breadcrumb__sep {
    color: #9ca3af !important;
    user-select: none !important;
}

/* ── View toggle ── */
.gdb-browser .gdb-view-toggle {
    display: flex !important;
    gap: 6px !important;
    flex-shrink: 0 !important;
}

.gdb-browser .gdb-view-btn {
    background: #f3f4f6 !important;
    border: 1px solid #e5e7eb !important;
    border-radius: 8px !important;
    cursor: pointer !important;
    padding: 10px 16px !important;
    font-size: 1.3rem !important;
    line-height: 1 !important;
    color: #6b7280 !important;
    transition: background 0.15s, color 0.15s !important;
    text-decoration: none !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    min-width: 44px !important;
    min-height: 44px !important;
}
.gdb-browser .gdb-view-btn:hover {
    background: #e0e7ff !important;
    color: #3730a3 !important;
    border-color: #c7d2fe !important;
}
.gdb-browser .gdb-view-btn.is-active {
    background: #2563eb !important;
    color: #fff !important;
    border-color: #1d4ed8 !important;
}

/* ── Content ── */
.gdb-browser .gdb-content {
    position: relative !important;
    min-height: 60px !important;
}

/* ── Loading ── */
.gdb-browser .gdb-loading {
    display: flex !important;
    align-items: center !important;
    gap: 10px !important;
    padding: 24px 0 !important;
    color: #6b7280 !important;
    font-size: 1rem !important;
}
.gdb-browser .gdb-spinner {
    width: 22px !important;
    height: 22px !important;
    border: 3px solid #e5e7eb !important;
    border-top-color: #2563eb !important;
    border-radius: 50% !important;
    animation: gdb-spin 0.7s linear infinite !important;
    flex-shrink: 0 !important;
}
@keyframes gdb-spin { to { transform: rotate(360deg); } }

/* ════════ LIST VIEW ════════ */
.gdb-browser .gdb-list {
    list-style: none !important;
    margin: 0 !important;
    padding: 0 !important;
    border: 1px solid #e5e7eb !important;
    border-radius: 12px !important;
    overflow: hidden !important;
}

.gdb-browser .gdb-item {
    display: grid !important;
    grid-template-columns: 44px 1fr auto !important;
    align-items: center !important;
    gap: 14px !important;
    padding: 18px 20px !important;
    border-bottom: 1px solid #f3f4f6 !important;
    transition: background 0.12s !important;
    margin: 0 !important;
}
.gdb-browser .gdb-item:last-child { border-bottom: none !important; }
.gdb-browser .gdb-item:hover { background: #f8faff !important; }
.gdb-browser .gdb-item--folder { cursor: pointer !important; }

.gdb-browser .gdb-icon {
    font-size: 1.8rem !important;
    line-height: 1 !important;
    text-align: center !important;
    user-select: none !important;
}

.gdb-browser .gdb-filename {
    font-size: 1.15rem !important;
    font-weight: 500 !important;
    white-space: nowrap !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    color: #1a1a1a !important;
    margin: 0 !important;
    padding: 0 !important;
}

.gdb-browser .gdb-folder-link {
    background: none !important;
    border: none !important;
    padding: 0 !important;
    margin: 0 !important;
    font-size: 1.15rem !important;
    font-weight: 500 !important;
    color: #1a1a1a !important;
    cursor: pointer !important;
    text-align: left !important;
    white-space: nowrap !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    width: 100% !important;
    display: block !important;
    box-shadow: none !important;
    text-decoration: none !important;
}
.gdb-browser .gdb-folder-link:hover {
    color: #2563eb !important;
    text-decoration: underline !important;
    background: none !important;
}

.gdb-browser .gdb-actions {
    display: flex !important;
    gap: 8px !important;
    flex-shrink: 0 !important;
}

.gdb-browser .gdb-btn {
    display: inline-block !important;
    padding: 9px 20px !important;
    border-radius: 8px !important;
    font-size: 1rem !important;
    font-weight: 500 !important;
    text-decoration: none !important;
    white-space: nowrap !important;
    transition: background 0.15s, color 0.15s !important;
    cursor: pointer !important;
}
.gdb-browser .gdb-btn--view {
    background: #eff6ff !important;
    color: #1d4ed8 !important;
    border: 1px solid #bfdbfe !important;
}
.gdb-browser .gdb-btn--view:hover {
    background: #dbeafe !important;
    color: #1e40af !important;
}

/* ════════ GRID VIEW ════════ */
.gdb-browser .gdb-grid {
    list-style: none !important;
    margin: 0 !important;
    padding: 0 !important;
    display: grid !important;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)) !important;
    gap: 16px !important;
}

.gdb-browser .gdb-grid-item {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    text-align: center !important;
    padding: 24px 14px 18px !important;
    border: 1px solid #e5e7eb !important;
    border-radius: 14px !important;
    background: #fff !important;
    transition: background 0.15s, border-color 0.15s, box-shadow 0.15s !important;
    gap: 10px !important;
    cursor: pointer !important;
    margin: 0 !important;
}
.gdb-browser .gdb-grid-item--file { cursor: default !important; }
.gdb-browser .gdb-grid-item:hover {
    background: #f0f6ff !important;
    border-color: #93c5fd !important;
    box-shadow: 0 2px 12px rgba(37,99,235,0.1) !important;
}

.gdb-browser .gdb-grid-icon {
    font-size: 3rem !important;
    line-height: 1 !important;
    user-select: none !important;
}

.gdb-browser .gdb-grid-folder-btn {
    background: none !important;
    border: none !important;
    padding: 0 !important;
    margin: 0 !important;
    font-size: 1rem !important;
    font-weight: 500 !important;
    color: #1a1a1a !important;
    cursor: pointer !important;
    word-break: break-word !important;
    line-height: 1.4 !important;
    width: 100% !important;
    text-align: center !important;
    box-shadow: none !important;
    text-decoration: none !important;
}
.gdb-browser .gdb-grid-folder-btn:hover {
    color: #2563eb !important;
    background: none !important;
}

.gdb-browser .gdb-grid-name {
    font-size: 1rem !important;
    font-weight: 500 !important;
    color: #1a1a1a !important;
    word-break: break-word !important;
    line-height: 1.4 !important;
    width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
}

.gdb-browser .gdb-grid-btn {
    display: inline-block !important;
    margin-top: 4px !important;
    padding: 8px 16px !important;
    border-radius: 8px !important;
    font-size: 0.95rem !important;
    font-weight: 500 !important;
    text-decoration: none !important;
    background: #eff6ff !important;
    color: #1d4ed8 !important;
    border: 1px solid #bfdbfe !important;
    transition: background 0.15s, color 0.15s !important;
    white-space: nowrap !important;
    cursor: pointer !important;
}
.gdb-browser .gdb-grid-btn:hover {
    background: #dbeafe !important;
    color: #1e40af !important;
}

/* ── States ── */
.gdb-browser .gdb-empty {
    text-align: center !important;
    color: #9ca3af !important;
    padding: 40px 16px !important;
    font-size: 1.05rem !important;
}
.gdb-browser .gdb-error {
    padding: 14px 18px !important;
    background: #fef2f2 !important;
    border: 1px solid #fecaca !important;
    border-radius: 10px !important;
    color: #b91c1c !important;
    font-size: 1rem !important;
}
.gdb-browser .gdb-error a { color: #991b1b !important; }

/* ── Mobile ── */
@media (max-width: 540px) {
    .gdb-browser .gdb-item {
        grid-template-columns: 36px 1fr !important;
        grid-template-rows: auto auto !important;
        gap: 8px !important;
        padding: 14px !important;
    }
    .gdb-browser .gdb-actions {
        grid-column: 2 !important;
        grid-row: 2 !important;
    }
    .gdb-browser .gdb-grid {
        grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)) !important;
        gap: 12px !important;
    }
    .gdb-browser .gdb-grid-icon { font-size: 2.4rem !important; }
    .gdb-browser .gdb-grid-name,
    .gdb-browser .gdb-grid-folder-btn { font-size: 0.9rem !important; }
}