/* ============================================
   PARQUET VIEWER / INSPECTOR
   Tool-specific styles. Uses shared.css tokens + shared modal.
   Accent: IT / database (cyan).
   ============================================ */

.pv-main {
    position: relative;
    z-index: 1;
    margin-top: 24px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 24px;
    align-items: start;
}
.pv-panel {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 24px;
    min-width: 0;
}

/* ---- loader ---- */
.drop-zone {
    border: 2px dashed var(--border-hover);
    border-radius: 14px;
    padding: 36px 24px;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.15s ease, background 0.15s ease;
    background: var(--bg-input);
}
.drop-zone:hover, .drop-zone:focus-visible { border-color: var(--accent-it); outline: none; }
.drop-zone.dragover { border-color: var(--accent-it); background: var(--accent-it-dim); }
.drop-zone svg { color: var(--accent-it); margin-bottom: 10px; }
.drop-zone h3 { font-size: 1.1rem; margin-bottom: 4px; }
.drop-zone p { color: var(--text-muted); font-size: 0.9rem; }

.loader-row {
    display: flex;
    gap: 10px;
    align-items: center;
    margin-top: 16px;
    flex-wrap: wrap;
}
.loader-row .main-input { flex: 1 1 260px; }
.samples-row {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    align-items: center;
    margin-top: 14px;
}
.samples-row .samples-label { color: var(--text-muted); font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.04em; }

.main-input {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    padding: 10px 12px;
    font-size: 0.92rem;
    font-family: 'JetBrains Mono', monospace;
}
.main-input:focus { outline: none; border-color: var(--accent-it); box-shadow: 0 0 0 3px var(--accent-it-dim); }

.tool-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 9px 15px;
    border-radius: 8px;
    font-size: 0.88rem;
    font-weight: 500;
    cursor: pointer;
    font-family: inherit;
    transition: background 0.15s ease, border-color 0.15s ease;
}
.tool-btn:hover { background: var(--bg-card-hover); border-color: var(--border-hover); }
.tool-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.tool-btn.primary { background: var(--accent-it); border-color: var(--accent-it); color: #05252b; font-weight: 600; }
.sample-btn { font-size: 0.82rem; padding: 6px 12px; }

.loader-status { color: var(--accent-it); font-size: 0.9rem; margin-top: 12px; min-height: 1.1em; }
.error-text { color: var(--accent-error); font-size: 0.9rem; margin-top: 12px; font-family: 'JetBrains Mono', monospace; }

/* ---- summary bar ---- */
.summary-bar {
    background: linear-gradient(180deg, var(--accent-it-dim), transparent);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px 18px;
    margin-bottom: 16px;
}
.summary-name { font-size: 1.05rem; font-weight: 600; word-break: break-all; }
.summary-tags { display: inline-flex; flex-wrap: wrap; gap: 6px; margin-left: 10px; }
.summary-writer { color: var(--text-muted); font-size: 0.85rem; margin-top: 6px; }
.chip {
    display: inline-block;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2px 10px;
    font-size: 0.78rem;
    color: var(--text-secondary);
    font-family: 'JetBrains Mono', monospace;
}
.chip.accent { background: var(--accent-it-dim); border-color: var(--accent-it); color: var(--accent-it); }

/* ---- tabs ---- */
.tabs {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 18px;
}
.tab-btn {
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-secondary);
    padding: 10px 14px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    font-family: inherit;
    margin-bottom: -1px;
}
.tab-btn:hover { color: var(--text-primary); }
.tab-btn.active { color: var(--accent-it); border-bottom-color: var(--accent-it); }

.section-h { font-size: 1rem; margin: 20px 0 10px; }
.muted { color: var(--text-muted); font-size: 0.88rem; margin-bottom: 12px; }
.mono { font-family: 'JetBrains Mono', monospace; }

/* ---- overview stat cards ---- */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 12px;
}
.stat-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 14px;
}
.stat-label { color: var(--text-muted); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.04em; }
.stat-value { font-size: 1.35rem; font-weight: 700; margin-top: 4px; word-break: break-word; }

.detected-badges { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 10px; }
.kv-list { display: flex; flex-direction: column; gap: 8px; }
.kv-entry {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 8px 12px;
}
.kv-entry summary { cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.kv-key { color: var(--accent-it); font-weight: 600; }
.kv-size { color: var(--text-muted); font-size: 0.78rem; }
.kv-value {
    margin-top: 8px;
    padding: 10px;
    background: var(--bg-input);
    border-radius: 6px;
    font-size: 0.78rem;
    max-height: 320px;
    overflow: auto;
    white-space: pre-wrap;
    word-break: break-word;
}

/* ---- schema ---- */
.schema-list { display: flex; flex-direction: column; gap: 2px; }
.schema-row {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 8px;
    border-radius: 6px;
}
.schema-row:hover { background: var(--bg-secondary); }
.schema-name { min-width: 180px; font-weight: 500; }
.tree-mark { color: var(--text-muted); }
.type-badge {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.72rem;
    padding: 2px 7px;
    border-radius: 5px;
    border: 1px solid var(--border-color);
}
.type-badge.leaf { color: var(--accent-it); background: var(--accent-it-dim); border-color: transparent; }
.type-badge.group { color: var(--text-muted); }
.logical-badge {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.72rem;
    padding: 2px 7px;
    border-radius: 5px;
    background: var(--bg-secondary);
    color: var(--text-secondary);
}
.rep-badge { font-size: 0.68rem; padding: 2px 6px; border-radius: 5px; text-transform: lowercase; }
.rep-required { background: var(--accent-error-dim); color: var(--accent-error); }
.rep-optional { background: var(--accent-warning-dim); color: var(--accent-warning); }
.rep-repeated { background: var(--accent-general-dim); color: var(--accent-general); }

/* ---- tables ---- */
.table-scroll { overflow-x: auto; border: 1px solid var(--border-color); border-radius: 10px; }
.data-table { width: 100%; border-collapse: collapse; font-size: 0.82rem; }
.data-table th {
    text-align: left;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    padding: 9px 12px;
    position: sticky;
    top: 0;
    white-space: nowrap;
}
.data-table th.sortable { cursor: pointer; user-select: none; }
.data-table th.sortable:hover { color: var(--accent-it); }
.data-table td { padding: 8px 12px; border-top: 1px solid var(--border-color); vertical-align: middle; }
.data-table td.num, .data-table th.num { text-align: right; white-space: nowrap; }
.data-table tbody tr:hover { background: var(--bg-secondary); }
.col-name { color: var(--accent-it); }

.bar-wrap { display: block; width: 90px; height: 7px; background: var(--bg-input); border-radius: 4px; overflow: hidden; }
.bar-wrap.sm { width: 100%; margin-top: 4px; height: 5px; }
.bar-cell { width: 140px; }
.bar { display: block; height: 100%; background: var(--accent-it); border-radius: 4px; }
.bar.null { background: var(--accent-warning); }

.codec-chip { font-family: 'JetBrains Mono', monospace; font-size: 0.7rem; padding: 1px 6px; border-radius: 4px; background: var(--accent-it-dim); color: var(--accent-it); }
.enc-cell { max-width: 220px; }
.enc-chip { font-family: 'JetBrains Mono', monospace; font-size: 0.68rem; padding: 1px 5px; border-radius: 4px; background: var(--bg-secondary); color: var(--text-muted); display: inline-block; margin: 1px; }
.stat-cell { max-width: 160px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text-secondary); }

/* ---- preview ---- */
.preview-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.pager { display: flex; align-items: center; gap: 10px; }
.pager-label { color: var(--text-secondary); font-size: 0.82rem; }
.export-actions { display: flex; gap: 8px; }
.preview-table td { white-space: nowrap; max-width: 320px; overflow: hidden; text-overflow: ellipsis; }
.row-idx { color: var(--text-muted); text-align: right; }
.cell-null { color: var(--text-muted); font-style: italic; }
.cell-num { color: var(--accent-it); text-align: right; }
.cell-bool { color: var(--accent-general); }
.cell-bytes, .cell-obj { color: var(--accent-warning); }
.cell-date { color: var(--accent-success); }

.raw-json {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 14px;
    font-size: 0.78rem;
    max-height: 600px;
    overflow: auto;
    white-space: pre;
}

/* ---- sidebar ---- */
.pv-side { position: relative; z-index: 1; margin-top: 24px; }
.info-panel {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 20px;
}
.info-panel h3 { font-size: 1rem; margin-bottom: 10px; }
.info-panel h3:not(:first-child) { margin-top: 18px; }
.info-panel p, .info-panel li { color: var(--text-secondary); font-size: 0.86rem; line-height: 1.55; }
.info-panel ul, .info-panel ol { padding-left: 18px; }
.info-panel li { margin-bottom: 5px; }
.privacy-note {
    margin-top: 8px;
    padding: 10px 12px;
    background: var(--accent-success-dim);
    border-radius: 8px;
    font-size: 0.82rem;
    color: var(--text-secondary);
}

/* ---- license modal (uses shared .modal-overlay/.modal) ---- */
.library-entry { margin-bottom: 16px; padding-bottom: 16px; border-bottom: 1px solid var(--border-color); }
.library-entry:last-child { border-bottom: none; margin-bottom: 0; }
.library-entry h4 { font-size: 0.95rem; margin-bottom: 4px; }
.library-entry p { color: var(--text-secondary); font-size: 0.85rem; margin-bottom: 6px; }
.library-license { font-size: 0.82rem; }
.library-license a { display: inline-flex; align-items: center; gap: 4px; color: var(--accent-it); text-decoration: none; }
.library-license a:hover { text-decoration: underline; }

/* ---- responsive ---- */
@media (max-width: 900px) {
    .pv-main { grid-template-columns: 1fr; }
    .schema-name { min-width: 120px; }
}