/* dense-table.css — Panel 3 (Dashboard Binance Orders dense table + inline SVG sparkline)
 *
 * Reference (Binance Orders / Trading dense row pattern):
 *   https://www.binance.com/en/my/orders/exchange/openorder
 *   https://www.binance.com/en/trade/BTC_USDT
 *
 * 박제 의무 (feedback_competitive_analysis_no_web_fact_check_drift):
 *   - dense row height (~36-40px), sticky header, sortable col indicator (▼),
 *     subdued type (~13px / 11px overline), hairline border-bottom,
 *     status as pill chip with 5px dot — 위 두 URL 의 Open Orders 테이블 검수 (2026-05-11).
 *   - sparkline 스타일 (≤80×24, polyline + 15% area fill) — Binance ticker mini-chart 패턴.
 *
 * Token prefix: --hf-dense-*  (handoff §"token 접두사 의무").
 * 기존 --hf-* 토큰은 read-only 로 참조만.
 */

:root {
  /* Dimensions */
  --hf-dense-row-h:        36px;
  --hf-dense-row-h-mobile: 44px;
  --hf-dense-header-h:     32px;
  --hf-dense-pad-x:        12px;
  --hf-dense-pad-y:        8px;
  --hf-dense-col-gap:      8px;
  --hf-dense-spark-h:      28px;
  --hf-dense-spark-w:      80px;
  --hf-dense-bar-h:        4px;
  --hf-dense-radius:       var(--hf-r-md);
  --hf-dense-kpi-gap:      1px;
  --hf-dense-anim-fast:    0.12s;

  /* Surfaces (참조: read-only) */
  --hf-dense-bg:           var(--hf-bg-panel);
  --hf-dense-bg-hover:     var(--hf-bg-l3);
  --hf-dense-bg-header:    var(--hf-bg-l3);
  --hf-dense-border:       var(--hf-border-1);
  --hf-dense-border-strong:var(--hf-border-2);

  /* Text (참조: read-only) */
  --hf-dense-text-1:       var(--hf-text-1);
  --hf-dense-text-2:       var(--hf-text-2);
  --hf-dense-text-3:       var(--hf-text-3);
  --hf-dense-text-muted:   var(--hf-text-4);

  /* Accent / sparkline tones */
  --hf-dense-accent:           var(--hf-accent);
  --hf-dense-spark-stroke:     var(--hf-accent);
  --hf-dense-spark-area:       color-mix(in oklab, var(--hf-accent) 18%, transparent);
  --hf-dense-spark-stroke-cost:#f5a524;
  --hf-dense-spark-area-cost:  color-mix(in oklab, #f5a524 15%, transparent);
  --hf-dense-spark-stroke-up:  #0ECB81;
  --hf-dense-spark-area-up:    color-mix(in oklab, #0ECB81 15%, transparent);
}

/* ─── KPI strip (Binance trading header dense numerals) ─────────────── */
.hf-dense-kpi-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--hf-dense-kpi-gap);
  background: var(--hf-dense-border-strong);
  border: 1px solid var(--hf-dense-border-strong);
  border-radius: var(--hf-dense-radius);
  overflow: hidden;
}
.hf-dense-kpi {
  padding: var(--hf-dense-pad-y) var(--hf-dense-pad-x);
  background: var(--hf-dense-bg);
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-height: 64px;
}
.hf-dense-kpi-label {
  font-size: 0.6875rem;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  color: var(--hf-dense-text-3);
  font-weight: 510;
}
.hf-dense-kpi-value {
  font-size: 1.125rem;
  font-weight: 510;
  letter-spacing: -0.3px;
  color: var(--hf-dense-text-1);
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}
.hf-dense-kpi-hint {
  font-size: 0.75rem;
  color: var(--hf-dense-text-muted);
  font-variant-numeric: tabular-nums;
}
.hf-dense-kpi-tone-up   .hf-dense-kpi-value { color: var(--hf-dense-spark-stroke-up); }
.hf-dense-kpi-tone-cost .hf-dense-kpi-value { color: var(--hf-dense-spark-stroke-cost); }

/* ─── Panel shell ───────────────────────────────────────────────────── */
.hf-dense-panel {
  background: var(--hf-dense-bg);
  border: 1px solid var(--hf-dense-border-strong);
  border-radius: var(--hf-dense-radius);
  overflow: hidden;
}
.hf-dense-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--hf-dense-pad-x);
  padding: var(--hf-dense-pad-y) var(--hf-dense-pad-x);
  border-bottom: 1px solid var(--hf-dense-border);
  min-height: var(--hf-dense-header-h);
  background: var(--hf-dense-bg-header);
}
.hf-dense-panel-head .t-overline { color: var(--hf-dense-text-3); margin: 0; }
.hf-dense-meta {
  font-size: 0.75rem;
  color: var(--hf-dense-text-3);
  font-variant-numeric: tabular-nums;
}
.hf-dense-link {
  font-size: 0.75rem;
  color: var(--hf-dense-accent);
  text-decoration: none;
  font-weight: 510;
}
.hf-dense-link:hover { color: var(--hf-accent-hover); }
.hf-dense-empty {
  padding: var(--hf-dense-pad-x);
  font-size: 0.8125rem;
  color: var(--hf-dense-text-muted);
}

/* ─── 24h sparkline trio ────────────────────────────────────────────── */
.hf-dense-spark-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--hf-dense-pad-x);
  padding: var(--hf-dense-pad-x);
}
.hf-dense-spark-block {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 8px 10px;
  border-radius: var(--hf-r-sm);
  background: var(--hf-bg-l3);
  border: 1px solid var(--hf-dense-border);
}
.hf-dense-spark-label {
  font-size: 0.6875rem;
  color: var(--hf-dense-text-3);
  text-transform: uppercase;
  letter-spacing: 0.4px;
  font-weight: 510;
}
.hf-dense-spark-value {
  font-size: 1rem;
  font-weight: 510;
  color: var(--hf-dense-text-1);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.2px;
}
.hf-dense-spark-hint {
  font-size: 0.6875rem;
  color: var(--hf-dense-text-muted);
  font-variant-numeric: tabular-nums;
}
.hf-dense-spark-svg-wrap {
  margin-top: 2px;
  width: 100%;
  height: var(--hf-dense-spark-h);
}

/* ─── Sparkline inline SVG ──────────────────────────────────────────── */
.hf-dense-sparkline {
  display: block;
  width: 100%;
  height: 100%;
}
.hf-dense-sparkline-line {
  fill: none;
  stroke: var(--hf-dense-spark-stroke);
  stroke-width: 1.25;
  vector-effect: non-scaling-stroke;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.hf-dense-sparkline-area { fill: var(--hf-dense-spark-area); }
.hf-dense-sparkline-dot  { fill: var(--hf-dense-spark-stroke); }

.hf-dense-sparkline[data-kind="cost"] .hf-dense-sparkline-line { stroke: var(--hf-dense-spark-stroke-cost); }
.hf-dense-sparkline[data-kind="cost"] .hf-dense-sparkline-area { fill: var(--hf-dense-spark-area-cost); }
.hf-dense-sparkline[data-kind="cost"] .hf-dense-sparkline-dot  { fill: var(--hf-dense-spark-stroke-cost); }
.hf-dense-sparkline[data-kind="usd"]  .hf-dense-sparkline-line { stroke: var(--hf-dense-spark-stroke-up); }
.hf-dense-sparkline[data-kind="usd"]  .hf-dense-sparkline-area { fill: var(--hf-dense-spark-area-up); }
.hf-dense-sparkline[data-kind="usd"]  .hf-dense-sparkline-dot  { fill: var(--hf-dense-spark-stroke-up); }

/* ─── Dense table (Binance Orders pattern) ──────────────────────────── */
.hf-dense-table-wrap {
  overflow-x: auto;
  max-width: 100%;
}
.hf-dense-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8125rem;
  color: var(--hf-dense-text-2);
}
.hf-dense-table thead {
  position: sticky;
  top: 0;
  background: var(--hf-dense-bg-header);
  z-index: 1;
}
.hf-dense-table th {
  text-align: left;
  font-size: 0.6875rem;
  font-weight: 510;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  color: var(--hf-dense-text-3);
  padding: 0 var(--hf-dense-pad-x);
  height: var(--hf-dense-header-h);
  border-bottom: 1px solid var(--hf-dense-border-strong);
  white-space: nowrap;
  user-select: none;
}
.hf-dense-table th.hf-dense-num   { text-align: right; }
.hf-dense-table td.hf-dense-num   { text-align: right; font-variant-numeric: tabular-nums; }
.hf-dense-table.hf-dense-sortable th[data-sort] {
  cursor: pointer;
  position: relative;
  padding-right: 18px;
  transition: color var(--hf-dense-anim-fast);
}
.hf-dense-table.hf-dense-sortable th.hf-dense-num[data-sort] {
  padding-right: 18px;
}
.hf-dense-table.hf-dense-sortable th[data-sort]::after {
  content: "";
  position: absolute;
  right: 4px;
  top: 50%;
  width: 0;
  height: 0;
  border-left: 3px solid transparent;
  border-right: 3px solid transparent;
  border-top: 4px solid var(--hf-dense-text-muted);
  opacity: 0.4;
  transform: translateY(-50%);
  transition: opacity var(--hf-dense-anim-fast), transform var(--hf-dense-anim-fast);
}
.hf-dense-table.hf-dense-sortable th[data-sort]:hover { color: var(--hf-dense-text-1); }
.hf-dense-table.hf-dense-sortable th[data-sort]:hover::after { opacity: 0.85; }
.hf-dense-table.hf-dense-sortable th.hf-dense-sort-asc::after {
  transform: translateY(-50%) rotate(180deg);
  border-top-color: var(--hf-dense-accent);
  opacity: 1;
}
.hf-dense-table.hf-dense-sortable th.hf-dense-sort-desc::after {
  border-top-color: var(--hf-dense-accent);
  opacity: 1;
}
.hf-dense-table tbody tr {
  border-bottom: 1px solid var(--hf-dense-border);
  transition: background var(--hf-dense-anim-fast);
}
.hf-dense-table tbody tr:hover { background: var(--hf-dense-bg-hover); }
.hf-dense-table tbody tr:last-child { border-bottom: none; }
.hf-dense-table td {
  padding: 0 var(--hf-dense-pad-x);
  height: var(--hf-dense-row-h);
  vertical-align: middle;
  white-space: nowrap;
}
.hf-dense-table td.hf-dense-truncate {
  max-width: 220px;
  overflow: hidden;
  text-overflow: ellipsis;
}
.hf-dense-time { color: var(--hf-dense-text-3); font-family: "Berkeley Mono", "JetBrains Mono", "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-variant-numeric: tabular-nums; }
.hf-dense-id   { color: var(--hf-dense-text-2); font-variant-numeric: tabular-nums; }
.hf-dense-mono { font-family: "Berkeley Mono", "JetBrains Mono", "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace; color: var(--hf-dense-text-2); }
.hf-dense-unit { color: var(--hf-dense-text-muted); font-size: 0.75em; margin-left: 2px; }

/* ─── Status chip (Binance order status) ────────────────────────────── */
.hf-dense-status {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.6875rem;
  font-weight: 510;
  padding: 2px 8px;
  border-radius: 999px;
  line-height: 1.5;
  text-transform: capitalize;
}
.hf-dense-status::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
  flex-shrink: 0;
}
.hf-dense-status-done    { background: rgba(39,166,68,.16);    color: #4ade80; }
.hf-dense-status-failed  { background: rgba(229,72,77,.16);    color: #fca5a5; }
.hf-dense-status-running { background: rgba(245,165,36,.16);   color: #fbbf24; }
.hf-dense-status-pending { background: rgba(113,112,255,.16);  color: #a5b4ff; }
.hf-dense-status-cancelled,
.hf-dense-status-canceled { background: rgba(255,255,255,.06); color: var(--hf-dense-text-3); }

/* ─── Distribution mini bar (status/kind/model) ─────────────────────── */
.hf-dense-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--hf-dense-pad-x);
}
@media (min-width: 768px) {
  .hf-dense-grid { grid-template-columns: repeat(3, 1fr); }
}

.hf-dense-bar-list { padding: 4px 0; }
.hf-dense-bar-row {
  display: grid;
  grid-template-columns: minmax(72px, 1fr) minmax(80px, 2fr) auto;
  align-items: center;
  gap: var(--hf-dense-pad-x);
  padding: 4px var(--hf-dense-pad-x);
  height: 28px;
}
.hf-dense-bar-label {
  font-size: 0.75rem;
  color: var(--hf-dense-text-2);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.hf-dense-bar-track {
  height: var(--hf-dense-bar-h);
  border-radius: 2px;
  overflow: hidden;
  background: var(--hf-border-1);
}
.hf-dense-bar-fill {
  height: 100%;
  background: var(--hf-dense-accent);
  transition: width 0.3s ease;
}
.hf-dense-bar-fill[data-tone="success"] { background: var(--hf-success-2); }
.hf-dense-bar-fill[data-tone="warning"] { background: var(--hf-warning); }
.hf-dense-bar-fill[data-tone="danger"]  { background: var(--hf-danger); }
.hf-dense-bar-fill[data-tone="muted"]   { background: var(--hf-dense-text-muted); }
.hf-dense-bar-value {
  font-size: 0.75rem;
  color: var(--hf-dense-text-2);
  font-variant-numeric: tabular-nums;
  min-width: 32px;
  text-align: right;
}

/* ─── Aside dense list (balances / assets) ──────────────────────────── */
.hf-dense-grid-aside {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--hf-dense-pad-x);
}
@media (min-width: 768px) {
  .hf-dense-grid-aside { grid-template-columns: repeat(2, 1fr); }
}
.hf-dense-list {
  padding: 0;
  margin: 0;
  list-style: none;
}
.hf-dense-list li {
  display: flex;
  align-items: center;
  padding: 0 var(--hf-dense-pad-x);
  height: var(--hf-dense-row-h);
  border-bottom: 1px solid var(--hf-dense-border);
  font-size: 0.8125rem;
  color: var(--hf-dense-text-2);
  gap: 8px;
}
.hf-dense-list li:last-child { border-bottom: none; }
.hf-dense-list .hf-dense-spacer { flex: 1; }
.hf-dense-list .hf-dense-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
  background: var(--hf-dense-text-muted);
}
.hf-dense-list .hf-dense-dot[data-tone="success"] { background: var(--hf-success-2); }
.hf-dense-list .hf-dense-dot[data-tone="warning"] { background: var(--hf-warning); }
.hf-dense-list .hf-dense-dot[data-tone="danger"]  { background: var(--hf-danger); }

/* ─── Mobile ────────────────────────────────────────────────────────── */
@media (max-width: 767px) {
  .hf-dense-table td {
    height: var(--hf-dense-row-h-mobile);
    padding: 0 8px;
  }
  .hf-dense-table th { padding: 0 8px; }
  .hf-dense-kpi { padding: 6px 8px; min-height: 56px; }
  .hf-dense-kpi-value { font-size: 1rem; }
  .hf-dense-panel-head { padding: 6px 8px; }
}

@media (prefers-reduced-motion: reduce) {
  .hf-dense-table tbody tr,
  .hf-dense-bar-fill,
  .hf-dense-table.hf-dense-sortable th[data-sort],
  .hf-dense-table.hf-dense-sortable th[data-sort]::after {
    transition: none;
  }
}