/* ==========================================================================
   MERIDIAN — 全球大宗商品供应链与价格情报
   Dark institutional terminal theme. Dense, information-first.
   ========================================================================== */

:root {
  /* surfaces */
  --bg:            #0b0e14;
  --bg-elev:       #10141c;
  --bg-elev-2:     #141924;
  --bg-hover:      #1a212e;
  --bg-input:      #0d111a;

  /* lines */
  --line:          #1c2431;
  --line-soft:     #161d27;
  --line-strong:   #273243;

  /* type */
  --fg:            #c8d1dc;
  --fg-strong:     #e6edf3;
  --fg-muted:      #8b95a3;
  --fg-dim:        #646e7c;

  /* accents */
  --accent:        #e0a84a;
  --accent-dim:    #8a6a2c;
  --accent-soft:   rgba(224, 168, 74, 0.12);
  --cyan:          #56b6c2;
  --cyan-soft:     rgba(86, 182, 194, 0.13);

  /* semantic */
  --up:            #3fb97a;
  --up-soft:       rgba(63, 185, 122, 0.13);
  --down:          #f0616d;
  --down-soft:     rgba(240, 97, 109, 0.13);
  --warn:          #e0a84a;
  --warn-soft:     rgba(224, 168, 74, 0.13);
  --info:          #6ea8fe;

  --radius:        3px;
  --rail-w:        316px;

  --mono: ui-monospace, "SF Mono", "JetBrains Mono", "Cascadia Mono", Consolas, "Liberation Mono", monospace;
  --sans: "Inter", "Segoe UI", "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", system-ui, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 13px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  overflow: hidden;
}

::selection { background: var(--accent-soft); color: var(--fg-strong); }

/* ---------- focus ---------- */
:focus { outline: none; }
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  background: var(--bg-elev-2);
  color: var(--fg-strong);
  padding: 8px 14px;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
}
.skip-link:focus { left: 8px; top: 8px; }

/* ==========================================================================
   Top bar
   ========================================================================== */
.topbar {
  height: 48px;
  display: flex;
  align-items: center;
  gap: 22px;
  padding: 0 14px;
  background: var(--bg-elev);
  border-bottom: 1px solid var(--line);
  position: relative;
  z-index: 20;
}

.brand { display: flex; align-items: center; gap: 9px; flex: 0 0 auto; }
.brand-mark { width: 26px; height: 26px; color: var(--accent); flex: 0 0 auto; }
.brand-text { line-height: 1.15; }
.brand-name {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--fg-strong);
}
.brand-sub { font-size: 10.5px; color: var(--fg-dim); letter-spacing: .02em; }

.nav { display: flex; align-items: stretch; gap: 2px; height: 100%; }
.nav-link {
  display: flex;
  align-items: center;
  padding: 0 14px;
  color: var(--fg-muted);
  text-decoration: none;
  font-size: 13px;
  border-bottom: 2px solid transparent;
  transition: color .12s, border-color .12s, background .12s;
}
.nav-link:hover { color: var(--fg-strong); background: var(--bg-hover); }
.nav-link.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
  background: linear-gradient(180deg, transparent 55%, var(--accent-soft) 55%);
}

.topbar-right { margin-left: auto; display: flex; align-items: center; gap: 12px; }

.meta-block { display: flex; align-items: baseline; gap: 6px; }
.meta-label { font-size: 10.5px; color: var(--fg-dim); letter-spacing: .04em; }
.meta-value { font-family: var(--mono); font-size: 12px; color: var(--fg); }

.status-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  color: var(--fg-muted);
  padding: 3px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--bg-input);
  white-space: nowrap;
}
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--fg-dim); flex: 0 0 auto; }
.status-chip.ok .status-dot { background: var(--up); box-shadow: 0 0 0 3px var(--up-soft); }
.status-chip.ok { color: var(--up); border-color: rgba(63,185,122,.35); }
.status-chip.err .status-dot { background: var(--down); box-shadow: 0 0 0 3px var(--down-soft); }
.status-chip.err { color: var(--down); border-color: rgba(240,97,109,.35); }
.status-chip.busy .status-dot { background: var(--accent); animation: pulse 1.1s ease-in-out infinite; }
@keyframes pulse { 0%,100% { opacity: .35; } 50% { opacity: 1; } }

/* ==========================================================================
   Buttons & controls
   ========================================================================== */
.btn {
  font-family: var(--sans);
  font-size: 12px;
  color: var(--fg);
  background: var(--bg-elev-2);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 4px 10px;
  cursor: pointer;
  transition: background .12s, border-color .12s, color .12s;
  white-space: nowrap;
}
.btn:hover { background: var(--bg-hover); border-color: var(--fg-dim); color: var(--fg-strong); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn-ghost { background: transparent; }
.btn-accent { background: var(--accent-soft); border-color: var(--accent-dim); color: var(--accent); }
.btn-accent:hover { background: rgba(224,168,74,.2); border-color: var(--accent); color: #f2c877; }
.btn-sm { font-size: 11px; padding: 2px 7px; }

.seg { display: inline-flex; border: 1px solid var(--line-strong); border-radius: var(--radius); overflow: hidden; }
.seg button {
  font-family: var(--sans);
  font-size: 11.5px;
  color: var(--fg-muted);
  background: transparent;
  border: 0;
  border-right: 1px solid var(--line);
  padding: 4px 10px;
  cursor: pointer;
}
.seg button:last-child { border-right: 0; }
.seg button:hover { background: var(--bg-hover); color: var(--fg-strong); }
.seg button.active { background: var(--accent-soft); color: var(--accent); }

.field { display: flex; flex-direction: column; gap: 4px; }
.field > label { font-size: 10.5px; color: var(--fg-dim); letter-spacing: .03em; }
.field-hint { font-size: 10.5px; color: var(--fg-dim); }

input[type="text"], input[type="number"], input[type="search"], input[type="seed"], select {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--fg);
  background: var(--bg-input);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 4px 8px;
  min-width: 0;
}
select { font-family: var(--sans); cursor: pointer; }
input:hover, select:hover { border-color: var(--fg-dim); }
input::placeholder { color: var(--fg-dim); }

input[type="range"] { accent-color: var(--accent); width: 100%; }

/* multi-select */
.multiselect {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--bg-input);
  max-height: 190px;
  overflow-y: auto;
  padding: 3px;
}
.ms-item {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 3px 6px;
  border-radius: 2px;
  font-size: 12px;
  cursor: pointer;
  color: var(--fg-muted);
}
.ms-item:hover { background: var(--bg-hover); color: var(--fg-strong); }
.ms-item input { accent-color: var(--accent); margin: 0; }
.ms-item .ms-en { margin-left: auto; font-family: var(--mono); font-size: 10.5px; color: var(--fg-dim); }
.ms-item.checked { color: var(--fg-strong); }

/* ==========================================================================
   Shell / layout
   ========================================================================== */
.shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) var(--rail-w);
  height: calc(100vh - 48px);
  overflow: hidden;
}

.main { overflow-y: auto; overflow-x: hidden; scrollbar-gutter: stable; }
.view { padding: 12px 14px 40px; min-height: 100%; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: #232c3a; border-radius: 5px; border: 2px solid var(--bg); }
::-webkit-scrollbar-thumb:hover { background: #303c4e; }

/* ==========================================================================
   Panels
   ========================================================================== */
.panel {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
}
.panel-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 11px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,.018), transparent);
}
.panel-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--fg-strong);
  letter-spacing: .04em;
  margin: 0;
}
.panel-title .en { font-family: var(--mono); font-size: 10px; color: var(--fg-dim); margin-left: 7px; font-weight: 400; letter-spacing: .06em; }
.panel-tools { margin-left: auto; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.panel-body { padding: 11px; }
.panel-body.flush { padding: 0; }

/* ==========================================================================
   KPI tiles
   ========================================================================== */
.kpi-strip {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 12px;
}
.kpi {
  background: var(--bg-elev);
  padding: 9px 12px 10px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.kpi-label { font-size: 10.5px; color: var(--fg-dim); letter-spacing: .04em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.kpi-value { font-family: var(--mono); font-size: 20px; font-weight: 600; color: var(--fg-strong); line-height: 1.2; font-variant-numeric: tabular-nums; }
.kpi-value .unit { font-size: 11px; color: var(--fg-dim); font-weight: 400; margin-left: 3px; }
.kpi-sub { font-size: 10.5px; color: var(--fg-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.kpi-sub .up { color: var(--up); }
.kpi-sub .down { color: var(--down); }

/* ==========================================================================
   Tables
   ========================================================================== */
.table-wrap { overflow-x: auto; overflow-y: visible; }
table.grid {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 12px;
  white-space: nowrap;
}
table.grid th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--bg-elev-2);
  color: var(--fg-muted);
  font-weight: 600;
  font-size: 11px;
  letter-spacing: .04em;
  text-align: right;
  padding: 6px 9px;
  border-bottom: 1px solid var(--line-strong);
  border-top: 1px solid var(--line);
  user-select: none;
}
table.grid th.sortable { cursor: pointer; }
table.grid th.sortable:hover { color: var(--fg-strong); background: var(--bg-hover); }
table.grid th.sorted { color: var(--accent); }
table.grid th .arrow { font-size: 9px; margin-left: 3px; opacity: .85; }
table.grid td {
  padding: 4px 9px;
  border-bottom: 1px solid var(--line-soft);
  text-align: right;
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  color: var(--fg);
}
table.grid td.txt { font-family: var(--sans); text-align: left; white-space: nowrap; }
table.grid th.center, table.grid td.center { text-align: center; }
table.grid tbody tr:hover td { background: var(--bg-hover); }
table.grid tbody tr.clickable { cursor: pointer; }
table.grid tbody tr.clickable:hover td { background: #1b2432; }
table.grid td.num-strong { color: var(--fg-strong); }
table.grid .dim { color: var(--fg-dim); }

/* sortable header button wrapper */
th.sortable { padding: 0; }
th.sortable > button {
  width: 100%;
  background: none;
  border: 0;
  color: inherit;
  font: inherit;
  font-weight: 600;
  text-align: right;
  padding: 6px 9px;
  cursor: pointer;
}
th.sortable > button:hover { color: var(--fg-strong); }
th.sortable.sorted > button { color: var(--accent); }
th.sortable.align-left > button { text-align: left; }

/* ==========================================================================
   Chips / badges
   ========================================================================== */
.chip {
  display: inline-block;
  font-size: 10.5px;
  line-height: 1.5;
  padding: 0 6px;
  border-radius: 2px;
  border: 1px solid var(--line-strong);
  color: var(--fg-muted);
  background: var(--bg-elev-2);
  white-space: nowrap;
}
.chip + .chip { margin-left: 4px; }
.chip.f-natural { color: #7fc7a1; border-color: rgba(127,199,161,.3); background: rgba(127,199,161,.09); }
.chip.f-compound { color: #9fb3d1; border-color: rgba(159,179,209,.3); background: rgba(159,179,209,.09); }
.chip.f-bulk    { color: var(--accent); border-color: var(--accent-dim); background: var(--accent-soft); }
.chip.cat { color: var(--fg-dim); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 10.5px;
  font-weight: 600;
  padding: 1px 6px;
  border-radius: 2px;
  border: 1px solid;
  white-space: nowrap;
}
.badge.high, .badge.critical { color: var(--down); border-color: rgba(240,97,109,.4); background: var(--down-soft); }
.badge.medium, .badge.med { color: var(--warn); border-color: rgba(224,168,74,.4); background: var(--warn-soft); }
.badge.low { color: var(--up); border-color: rgba(63,185,122,.4); background: var(--up-soft); }
.badge.neutral { color: var(--fg-muted); border-color: var(--line-strong); background: var(--bg-elev-2); }
.badge.warn { color: var(--warn); border-color: rgba(224,168,74,.45); background: var(--warn-soft); }
.badge.stale { color: var(--fg-dim); border-color: var(--line-strong); background: var(--bg-elev-2); }

/* --------------------------------------------------------------------------
 * 回测闸门降级提示 (rule R3 / docs/MASTER_PROMPT.md F6)
 * -------------------------------------------------------------------------- */
.gate-banner {
  border: 1px solid rgba(224,168,74,.38);
  background: linear-gradient(180deg, rgba(224,168,74,.08), rgba(224,168,74,.03));
  border-radius: var(--radius, 6px);
  padding: 12px 14px;
  margin-bottom: 12px;
}
.gate-banner .gb-head {
  color: var(--warn);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: .02em;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
/* Which horizon the verdict was made on -- the gates are judged per horizon. */
.gate-banner .gb-h {
  font-weight: 500;
  font-size: 11px;
  color: var(--fg-muted);
  border: 1px solid var(--line-strong);
  border-radius: 3px;
  padding: 1px 7px;
  background: var(--bg-elev-2);
  letter-spacing: 0;
}
.gate-banner .gb-reason {
  color: var(--fg);
  font-size: 12px;
  margin-top: 5px;
  line-height: 1.6;
}
.gate-banner .gb-gates {
  list-style: none;
  margin: 9px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 10px;
}
.gate-banner .gb-gates li {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 11px;
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 3px 8px;
  background: var(--bg-elev-2);
}
.gate-banner .gb-gates li.ok { border-color: rgba(63,185,122,.35); }
.gate-banner .gb-gates li.bad { border-color: rgba(240,97,109,.4); }
.gate-banner .gb-tag { color: var(--fg-dim); }
.gate-banner .gb-val { color: var(--fg); font-variant-numeric: tabular-nums; }
.gate-banner .gb-flag { font-weight: 600; }
.gate-banner .gb-gates li.ok .gb-flag { color: var(--up); }
.gate-banner .gb-gates li.bad .gb-flag { color: var(--down); }
.gate-banner .gb-foot {
  color: var(--fg-dim);
  font-size: 11px;
  margin-top: 9px;
  line-height: 1.6;
}
/* Partially downgraded: some horizons passed their gates, others did not. */
.gate-banner.partial {
  border-color: rgba(224,168,74,.28);
  background: linear-gradient(180deg, rgba(224,168,74,.05), rgba(224,168,74,.02));
}
.gate-banner.partial .gb-head { color: var(--fg); }

tr.row-downgraded td { opacity: .62; }
tr.row-downgraded:hover td { opacity: 1; }
.badge .pulse-dot { width: 5px; height: 5px; border-radius: 50%; background: currentColor; }

.up { color: var(--up); }
.down { color: var(--down); }
.flat { color: var(--fg-muted); }

/* ==========================================================================
   Toolbars / filters
   ========================================================================== */
.toolbar {
  display: flex;
  align-items: center;
  gap: 9px;
  flex-wrap: wrap;
  padding: 8px 11px;
  border-bottom: 1px solid var(--line);
  background: var(--bg-elev-2);
}
.toolbar .spacer { flex: 1 1 auto; }
.toolbar-label { font-size: 11px; color: var(--fg-dim); letter-spacing: .04em; }

.filter-chips { display: flex; gap: 4px; flex-wrap: wrap; }
.fchip {
  font-size: 11.5px;
  color: var(--fg-muted);
  background: var(--bg-input);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 2px 10px;
  cursor: pointer;
}
.fchip:hover { color: var(--fg-strong); border-color: var(--fg-dim); }
.fchip.active { background: var(--accent-soft); border-color: var(--accent-dim); color: var(--accent); }

/* ==========================================================================
   Stat rows / key-value
   ========================================================================== */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(118px, 1fr)); gap: 1px; background: var(--line); }
.stats.c2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.stats.c3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.stat { background: var(--bg-elev); padding: 7px 11px; min-width: 0; }
.stat-label { font-size: 10.5px; color: var(--fg-dim); letter-spacing: .03em; }
.stat-value { font-family: var(--mono); font-size: 15px; color: var(--fg-strong); font-variant-numeric: tabular-nums; }
.stat-value .unit { font-size: 10.5px; color: var(--fg-dim); margin-left: 2px; }

.kv { display: grid; grid-template-columns: auto 1fr; gap: 3px 14px; font-size: 12px; align-items: baseline; }
.kv dt { color: var(--fg-dim); font-size: 11.5px; white-space: nowrap; }
.kv dd { margin: 0; font-family: var(--mono); color: var(--fg); font-variant-numeric: tabular-nums; }

/* ==========================================================================
   Charts
   ========================================================================== */
.chart { width: 100%; }
.chart-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--fg-dim);
  font-size: 12px;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  background: repeating-linear-gradient(45deg, transparent, transparent 7px, rgba(255,255,255,.012) 7px, rgba(255,255,255,.012) 14px);
}

.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.split { display: grid; grid-template-columns: minmax(0, 1.62fr) minmax(0, 1fr); gap: 12px; align-items: start; }
.split-wide { display: grid; grid-template-columns: minmax(0, 2.1fr) minmax(0, 1fr); gap: 12px; align-items: start; }

/* ==========================================================================
   Network map
   ========================================================================== */
.map-shell { position: relative; background: #080b11; border-bottom: 1px solid var(--line); }
.map-legend {
  position: absolute;
  left: 10px;
  bottom: 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 8px 10px;
  background: rgba(11,14,20,.9);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: 11px;
  color: var(--fg-muted);
  backdrop-filter: blur(2px);
}
.map-legend .lg-row { display: flex; align-items: center; gap: 7px; }
.lg-swatch { width: 10px; height: 10px; flex: 0 0 auto; }
.lg-swatch.circle { border-radius: 50%; background: var(--cyan); }
.lg-swatch.square { background: var(--accent); }
.lg-swatch.diamond { background: #b48ce8; transform: rotate(45deg); width: 9px; height: 9px; }
.lg-line { width: 20px; height: 0; border-top-width: 2px; border-top-style: solid; }
.lg-line.normal { border-color: var(--cyan); }
.lg-line.congested { border-color: var(--warn); }
.lg-line.disrupted { border-color: var(--down); }
.lg-ring { width: 12px; height: 12px; border-radius: 50%; border: 2px solid var(--down); background: transparent; }

.map-tip {
  position: absolute;
  pointer-events: none;
  z-index: 5;
  background: rgba(10,13,19,.96);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 6px 9px;
  font-size: 11.5px;
  color: var(--fg);
  max-width: 280px;
  box-shadow: 0 6px 20px rgba(0,0,0,.55);
}
.map-tip .tip-title { color: var(--fg-strong); font-weight: 600; margin-bottom: 3px; }
.map-tip .tip-row { display: flex; gap: 10px; justify-content: space-between; font-family: var(--mono); font-size: 11px; }
.map-tip .tip-row span:first-child { color: var(--fg-dim); font-family: var(--sans); }

/* ==========================================================================
   Alert rail
   ========================================================================== */
.rail {
  background: var(--bg-elev);
  border-left: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.rail-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  border-bottom: 1px solid var(--line);
  background: var(--bg-elev-2);
}
.rail-title { font-size: 12px; font-weight: 600; color: var(--fg-strong); margin: 0; letter-spacing: .06em; }
.rail-badge {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--fg-muted);
  background: var(--bg-input);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 0 7px;
}
.rail-badge.hot { color: var(--down); border-color: rgba(240,97,109,.45); background: var(--down-soft); }
.rail-body { overflow-y: auto; padding: 7px; display: flex; flex-direction: column; gap: 6px; }

.alert-item {
  border: 1px solid var(--line);
  border-left: 2px solid var(--fg-dim);
  border-radius: var(--radius);
  background: var(--bg-elev-2);
  padding: 7px 9px;
  cursor: pointer;
  transition: border-color .12s, background .12s;
}
.alert-item:hover { background: var(--bg-hover); }
.alert-item.sev-critical { border-left-color: var(--down); }
.alert-item.sev-high { border-left-color: #f08a3c; }
.alert-item.sev-medium { border-left-color: var(--warn); }
.alert-item.sev-low { border-left-color: var(--up); }
.alert-top { display: flex; align-items: center; gap: 6px; margin-bottom: 3px; }
.alert-type { font-family: var(--mono); font-size: 10px; color: var(--fg-dim); letter-spacing: .05em; text-transform: uppercase; }
.alert-msg { font-size: 12px; color: var(--fg); line-height: 1.4; }
.alert-meta { margin-top: 4px; display: flex; gap: 8px; font-family: var(--mono); font-size: 10.5px; color: var(--fg-dim); }
.rail-empty { color: var(--fg-dim); font-size: 12px; text-align: center; padding: 22px 10px; }

/* ==========================================================================
   States: banner / error / empty / loading
   ========================================================================== */
.banner {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  border: 1px solid rgba(240,97,109,.4);
  border-left: 3px solid var(--down);
  background: var(--down-soft);
  border-radius: var(--radius);
  padding: 9px 12px;
  margin-bottom: 12px;
}
.banner.warn { border-color: rgba(224,168,74,.4); border-left-color: var(--warn); background: var(--warn-soft); }
.banner-title { color: var(--fg-strong); font-size: 12.5px; font-weight: 600; margin: 0 0 2px; }
.banner-msg { font-size: 12px; color: var(--fg); margin: 0; }
.banner-detail { font-family: var(--mono); font-size: 11px; color: var(--fg-muted); margin: 3px 0 0; word-break: break-word; }
.banner-actions { margin-left: auto; display: flex; gap: 6px; align-items: center; flex: 0 0 auto; }

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 40px 20px;
  color: var(--fg-dim);
  text-align: center;
}
.empty-state .es-title { font-size: 13px; color: var(--fg-muted); }
.empty-state .es-sub { font-size: 11.5px; max-width: 420px; }

.loading {
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--fg-dim);
  font-size: 12px;
  padding: 22px 4px;
}
.spinner {
  width: 13px; height: 13px;
  border: 2px solid var(--line-strong);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ==========================================================================
   Toasts
   ========================================================================== */
.toasts {
  position: fixed;
  right: 14px;
  bottom: 14px;
  z-index: 60;
  display: flex;
  flex-direction: column;
  gap: 7px;
  max-width: 380px;
}
.toast {
  background: var(--bg-elev-2);
  border: 1px solid var(--line-strong);
  border-left: 3px solid var(--info);
  border-radius: var(--radius);
  padding: 8px 12px;
  font-size: 12px;
  color: var(--fg);
  box-shadow: 0 8px 26px rgba(0,0,0,.55);
  animation: toast-in .16s ease-out;
}
.toast.err { border-left-color: var(--down); }
.toast.ok { border-left-color: var(--up); }
.toast.warn { border-left-color: var(--warn); }
@keyframes toast-in { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

/* ==========================================================================
   Misc components
   ========================================================================== */
.spark { display: block; }
.spark path { fill: none; stroke-width: 1.3; stroke-linecap: round; stroke-linejoin: round; }

.detail-head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 11px;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 12px;
}
.back-btn { flex: 0 0 auto; }
.dh-main { min-width: 0; flex: 1 1 auto; }
.dh-title { font-size: 19px; font-weight: 600; color: var(--fg-strong); margin: 0; line-height: 1.2; }
.dh-en { font-family: var(--mono); font-size: 11.5px; color: var(--fg-dim); margin-left: 8px; font-weight: 400; }
.dh-meta { display: flex; gap: 8px; align-items: center; margin-top: 6px; flex-wrap: wrap; }
.dh-price { text-align: right; flex: 0 0 auto; }
.dh-price .p-val { font-family: var(--mono); font-size: 26px; color: var(--fg-strong); font-variant-numeric: tabular-nums; line-height: 1.1; }
.dh-price .p-unit { font-size: 11px; color: var(--fg-dim); margin-left: 4px; }
.dh-price .p-chg { font-family: var(--mono); font-size: 13px; margin-top: 2px; }

.list-row {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 5px 11px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 12px;
}
.list-row:last-child { border-bottom: 0; }
.list-row .lr-name { color: var(--fg-strong); }
.list-row .lr-en { font-family: var(--mono); font-size: 10.5px; color: var(--fg-dim); }
.list-row .lr-right { margin-left: auto; font-family: var(--mono); color: var(--fg); font-variant-numeric: tabular-nums; display: flex; gap: 10px; align-items: center; }
.list-row a.lr-link { color: var(--cyan); text-decoration: none; }
.list-row a.lr-link:hover { text-decoration: underline; }

.bar-mini { height: 4px; background: var(--bg-input); border-radius: 2px; overflow: hidden; min-width: 64px; }
.bar-mini > i { display: block; height: 100%; background: var(--cyan); }
.bar-mini.up > i { background: var(--up); }
.bar-mini.down > i { background: var(--down); }

.drivers { display: flex; flex-direction: column; gap: 5px; max-height: 250px; overflow-y: auto; }
.driver-step {
  border-left: 2px solid var(--line-strong);
  padding: 2px 0 4px 9px;
}
.driver-step .ds-head { display: flex; gap: 9px; align-items: baseline; }
.driver-step .ds-h { font-family: var(--mono); font-size: 11px; color: var(--accent); min-width: 34px; }
.driver-step .ds-date { font-family: var(--mono); font-size: 11px; color: var(--fg-dim); }
.driver-step .ds-p50 { margin-left: auto; font-family: var(--mono); font-size: 11.5px; color: var(--fg-strong); }
.driver-step ul { margin: 3px 0 0; padding-left: 14px; }
.driver-step li { font-size: 11.5px; color: var(--fg-muted); }

.note { font-size: 11px; color: var(--fg-dim); padding: 7px 11px; border-top: 1px solid var(--line-soft); }

.result-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 1px; background: var(--line); }
.result-grid > .rg-cell { background: var(--bg-elev); padding: 8px 11px; }
.rg-label { font-size: 10.5px; color: var(--fg-dim); }
.rg-value { font-family: var(--mono); font-size: 16px; color: var(--fg-strong); font-variant-numeric: tabular-nums; }

table.grid.compact td, table.grid.compact th { padding: 3px 8px; font-size: 11.5px; }
table.grid.compact td.txt { font-size: 11.5px; }

.mono { font-family: var(--mono); }
.muted { color: var(--fg-muted); }
.dim { color: var(--fg-dim); }
.small { font-size: 11px; }
.nowrap { white-space: nowrap; }
.tnum { font-variant-numeric: tabular-nums; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1600px) {
  :root { --rail-w: 288px; }
  .kpi-value { font-size: 18px; }
}

@media (max-width: 1360px) {
  :root { --rail-w: 266px; }
  .split, .split-wide { grid-template-columns: minmax(0, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .brand-sub { display: none; }
}

@media (max-width: 1180px) {
  .kpi-strip { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .grid-2, .grid-3 { grid-template-columns: minmax(0, 1fr); }
  .nav-link { padding: 0 10px; font-size: 12.5px; }
  .meta-block { display: none; }
}

@media (max-width: 980px) {
  .shell { grid-template-columns: minmax(0, 1fr); grid-template-rows: minmax(0, 1fr) 210px; }
  .rail { border-left: 0; border-top: 1px solid var(--line); }
  .kpi-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .brand-text { display: none; }
}