/* ================================================================
       THEME TOKENS live in assets/themes.css (White, Black, Navy blue).
       Everything below uses them, so no colours are hardcoded here.
       ================================================================ */
    :root { --radius: 14px; }

    html, body { height: 100%; }
    .hidden { display: none !important; } /* screen toggles must win over component display rules */
    body {
      color: var(--ink);
      font-family: 'Inter', system-ui, 'Segoe UI', sans-serif;
      user-select: none;
      -webkit-font-smoothing: antialiased;
      background: var(--body-bg);
    }
    input { user-select: text; }
    .num { font-variant-numeric: tabular-nums; font-feature-settings: 'tnum' 1, 'cv11' 1; }
    .serif { font-family: 'Source Serif 4', Georgia, serif; }
    a { color: inherit; }

    ::-webkit-scrollbar { width: 6px; height: 6px; }
    ::-webkit-scrollbar-track { background: transparent; }
    ::-webkit-scrollbar-thumb { background: rgba(var(--shade), 0.16); border-radius: 3px; }

    :focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }

    /* ---- Text colours ---------------------------------------------- */
    .t-ink { color: var(--ink); }
    .t-muted { color: var(--muted); }
    .t-faint { color: var(--faint); }
    .t-gold { color: var(--gold-ink); }
    .t-bid, .pos { color: var(--bid); }
    .t-ask, .neg { color: var(--ask); }

    /* ---- Glass panels ---------------------------------------------- */
    .glass {
      background: var(--glass);
      -webkit-backdrop-filter: blur(16px) saturate(150%);
      backdrop-filter: blur(16px) saturate(150%);
      border: 1px solid var(--glass-edge);
      box-shadow: 0 0 0 1px var(--line), 0 14px 34px -24px rgba(var(--shadow-rgb), 0.35);
      border-radius: var(--radius);
    }
    .panel-title { font-size: 12.5px; font-weight: 600; color: var(--ink); letter-spacing: -0.005em; }
    .panel-meta { font-size: 11px; color: var(--faint); }
    .sublabel { font-size: 11px; font-weight: 500; color: var(--muted); }
    .count {
      font-size: 10px; min-width: 18px; text-align: center; padding: 1px 5px; border-radius: 999px;
      background: rgba(var(--shade), 0.06); color: var(--muted); font-variant-numeric: tabular-nums;
    }
    .empty { font-size: 11px; color: var(--faint); padding: 2px 0; }

    /* ---- Form controls --------------------------------------------- */
    .label { display: block; font-size: 11px; font-weight: 500; color: var(--muted); margin-bottom: 4px; }
    .field {
      width: 100%; background: var(--field); color: var(--ink);
      border: 1px solid var(--line-strong); border-radius: 9px; padding: 7px 10px; font-size: 13px;
      font-variant-numeric: tabular-nums; transition: border-color .15s, box-shadow .15s;
    }
    .field::placeholder { color: var(--faint); }
    .field:focus { outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px var(--gold-tint); }
    .field-sm { padding: 3px 7px; font-size: 11.5px; border-radius: 7px; }
    #order-sl:focus { border-color: var(--ask); box-shadow: 0 0 0 3px var(--ask-tint); }
    #order-tp:focus { border-color: var(--bid); box-shadow: 0 0 0 3px var(--bid-tint); }

    /* ---- Buttons --------------------------------------------------- */
    .btn {
      display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
      font-weight: 600; font-size: 13px; border-radius: 10px; padding: 9px 14px;
      transition: background-color .15s, border-color .15s, color .15s, transform .05s; cursor: pointer;
    }
    .btn-lg { padding: 12px 16px; width: 100%; }
    .btn:active { transform: translateY(1px); }
    .btn:disabled { opacity: .45; cursor: not-allowed; transform: none; }
    .btn-primary { background: var(--primary); color: var(--on-accent); }
    .btn-primary:hover { background: var(--primary-hover); }
    .btn-ghost { background: var(--ghost); color: var(--ink); border: 1px solid var(--line-strong); }
    .btn-ghost:hover { border-color: var(--line-hover); background: var(--ghost-hover); }
    .btn-gold { background: var(--gold); color: var(--on-accent); }
    .btn-gold:hover { background: color-mix(in srgb, var(--gold) 88%, var(--hover-mix)); }
    .btn-buy { background: var(--bid-fill); color: #fff; }
    .btn-buy:hover { background: color-mix(in srgb, var(--bid-fill) 88%, var(--hover-mix)); }
    .btn-sell { background: var(--ask-fill); color: #fff; }
    .btn-sell:hover { background: color-mix(in srgb, var(--ask-fill) 88%, var(--hover-mix)); }
    /* Square icon button (settings, random name) */
    .btn-icon { padding: 0; width: 36px; min-height: 36px; flex-shrink: 0; }
    .btn-icon svg { width: 18px; height: 18px; }
    .btn-icon-sm { width: 32px; min-height: 32px; border-radius: 9px; }
    .btn-icon-sm svg { width: 16px; height: 16px; }

    .mini {
      font-size: 10.5px; font-weight: 500; line-height: 1.4; padding: 1px 7px; border-radius: 6px; cursor: pointer;
      background: var(--raised); color: var(--ink); border: 1px solid var(--line-strong); transition: all .12s;
    }
    .mini:hover { border-color: var(--line-hover); }
    .mini-danger { color: var(--ask); border-color: color-mix(in srgb, var(--ask) 30%, transparent); }
    .mini-danger:hover { background: var(--ask-fill); border-color: var(--ask-fill); color: #fff; }
    .mini-primary { background: var(--primary); border-color: var(--primary); color: var(--on-accent); }
    .mini-primary:hover { background: var(--primary-hover); }

    /* Segmented controls (order type, chart timeframe) */
    .seg { background: rgba(var(--shade), 0.055); border-radius: 10px; padding: 3px; gap: 2px; }
    .seg-btn {
      font-size: 12px; font-weight: 500; color: var(--muted); border-radius: 7px; padding: 4px 10px; cursor: pointer;
      transition: background-color .15s, color .15s;
    }
    .seg-btn:hover { color: var(--ink); }
    .seg-btn.is-active { background: var(--raised); color: var(--ink); font-weight: 600; box-shadow: 0 1px 2px rgba(var(--shadow-rgb), 0.12), 0 0 0 1px var(--line); }

    /* Chips */
    .chip { display: inline-block; font-size: 10px; font-weight: 700; padding: 1px 6px; border-radius: 5px; letter-spacing: 0.02em; }
    .chip-buy { color: var(--bid); background: var(--bid-tint); }
    .chip-sell { color: var(--ask); background: var(--ask-tint); }
    .chip-neutral { color: var(--muted); background: rgba(var(--shade), 0.06); font-weight: 500; }
    .chip-gold { color: var(--gold-ink); background: var(--gold-tint); }

    /* Rows in working orders, SL/TP, lobby and rankings */
    .row-card {
      background: var(--card); border: 1px solid var(--line); border-radius: 9px;
      padding: 6px 8px; font-size: 11.5px;
    }
    .row-card-roomy { padding: 8px 12px; }
    .score-box { padding: 20px 16px; text-align: center; }
    .code-box { padding: 12px; text-align: center; }
    .row-card.is-editing, .row-card.is-me { border-color: var(--gold); box-shadow: 0 0 0 3px var(--gold-tint); }

    /* ---- Header ----------------------------------------------------- */
    .topbar {
      background: var(--topbar);
      -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
      border-bottom: 1px solid var(--line);
    }
    .wordmark { font-family: 'Source Serif 4', Georgia, serif; font-weight: 500; letter-spacing: -0.01em; color: var(--ink); }
    .clock {
      font-size: 12.5px; font-weight: 600; color: var(--ink); padding: 3px 10px; border-radius: 8px;
      background: var(--card); border: 1px solid rgba(var(--gold-rgb), 0.55);
    }
    .progress-track { background: rgba(var(--shade), 0.08); border-radius: 999px; overflow: hidden; }
    .progress-fill { background: linear-gradient(90deg, var(--gold-soft), var(--gold)); height: 100%; border-radius: 999px; }

    /* ---- Trading layout ----------------------------------------------
       Chart and order book sit on top of the indicator workspace, which
       spans both of their columns. Order entry and positions form the
       right-hand column at full height. The top row never gets shorter
       than 15 ask + 15 bid levels need; the indicator gets the rest
       (about a third of the height on larger screens).                  */
    .trading-grid {
      --row-min: 13px;
      display: grid;
      grid-template-columns: minmax(0, 7fr) minmax(0, 2.3fr) minmax(0, 3fr);
      grid-template-rows: minmax(calc(30 * var(--row-min) + 6.5rem), 2fr) minmax(7rem, 1fr);
      grid-template-areas:
        "chart book side"
        "ind   ind  side";
      overflow-y: auto;
    }
    .area-chart { grid-area: chart; min-height: 0; }
    .area-book  { grid-area: book;  min-height: 0; }
    .area-side  { grid-area: side;  min-height: 0; overflow-y: auto; }
    .area-ind   { grid-area: ind;   min-height: 0; }
    .positions-panel { min-height: 18rem; }

    .price-big { font-size: 15px; font-weight: 700; color: var(--ink); }

    /* ---- Order book: 15 price levels a side with depth bars ---------- */
    .book-head { font-size: 10.5px; color: var(--faint); border-bottom: 1px solid var(--line); }
    .book-side {
      flex: 1 1 0; min-height: calc(15 * var(--row-min));
      display: grid; grid-template-rows: repeat(15, minmax(0, 1fr));
    }
    .lvl {
      position: relative; display: grid; grid-template-columns: 1.15fr 0.8fr 1fr; align-items: center;
      padding: 0 6px; font-size: 11px; line-height: 1; font-variant-numeric: tabular-nums; min-height: 0;
    }
    .lvl::before {
      content: ""; position: absolute; top: 1px; bottom: 1px; right: 0; width: var(--d, 0%); border-radius: 3px;
    }
    .lvl > span { position: relative; }
    .lvl > span:nth-child(n+2) { text-align: right; }
    .lvl-ask > span:first-child { color: var(--ask); font-weight: 600; }
    .lvl-bid > span:first-child { color: var(--bid); font-weight: 600; }
    .lvl-ask::before { background: var(--ask-tint); }
    .lvl-bid::before { background: var(--bid-tint); }
    .lvl > span:nth-child(2) { color: var(--ink); font-weight: 500; }
    .lvl > span:nth-child(3) { color: var(--faint); }
    .book-spread {
      display: flex; justify-content: space-between; align-items: center; margin: 3px 0; padding: 3px 6px;
      font-size: 10.5px; color: var(--muted); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
    }

    /* ---- Account metrics -------------------------------------------- */
    .metrics { border-top: 1px solid var(--line); font-size: 12px; display: flex; flex-direction: column; gap: 6px; }
    .metric { display: flex; justify-content: space-between; align-items: baseline; }
    .metric > span:first-child { color: var(--muted); }
    .metric > span:last-child { font-variant-numeric: tabular-nums; font-weight: 600; color: var(--ink); }
    .metric > span.pos { color: var(--bid); }
    .metric > span.neg { color: var(--ask); }
    .metric-rule { border-top: 1px solid var(--line); margin: 2px 0; }

    /* ---- Chart tools, legend and indicator editor -------------------- */
    .chart-tool {
      font-size: 12px; font-weight: 500; color: var(--muted); border-radius: 10px; padding: 7px 11px; cursor: pointer;
      background: rgba(var(--shade), 0.055); transition: color .15s, background-color .15s;
    }
    .chart-tool:hover, .chart-tool[aria-expanded="true"] { color: var(--ink); background: rgba(var(--shade), 0.08); }
    .chart-menu {
      position: absolute; right: 0; top: calc(100% + 6px); z-index: 30; width: 19rem; padding: 6px;
      background: var(--menu); border-radius: 12px;
      box-shadow: 0 0 0 1px var(--line), 0 20px 44px -22px rgba(var(--shadow-rgb), 0.5);
    }
    .cm-group { font-size: 11px; color: var(--faint); padding: 6px 9px 2px; }
    .chart-menu-item { display: block; width: 100%; text-align: left; padding: 6px 9px; border-radius: 8px; cursor: pointer; }
    .chart-menu-item:hover:not(:disabled), .chart-menu-item:focus-visible { background: rgba(var(--shade), 0.05); outline: none; }
    .chart-menu-item:disabled { opacity: .45; cursor: not-allowed; }
    .cm-name { display: block; font-size: 12.5px; font-weight: 600; color: var(--ink); }
    .cm-hint { display: block; font-size: 11px; line-height: 1.35; color: var(--muted); margin-top: 1px; }
    .cm-check { position: relative; padding-right: 34px; }
    .cm-check::after {
      content: ""; position: absolute; right: 10px; top: 50%; width: 16px; height: 16px; margin-top: -8px; border-radius: 5px;
      border: 1px solid var(--line-strong); background: var(--raised);
    }
    .cm-check[aria-checked="true"]::after {
      border-color: var(--primary); background: var(--primary) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.5l2.5 2.5L12 5.5' fill='none' stroke='%23fff' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 14px no-repeat;
    }
    .chart-menu-rule { border-top: 1px solid var(--line); margin: 5px 4px; }

    .chart-legend {
      position: absolute; left: 4px; top: 2px; z-index: 5; pointer-events: none; max-width: calc(100% - 72px);
      display: flex; flex-direction: column; align-items: flex-start; gap: 2px; font-size: 11px;
    }
    .cl-row { display: flex; align-items: center; gap: 6px; white-space: nowrap; border-radius: 6px; padding: 1px 2px; }
    .cl-ohlc { gap: 9px; background: var(--legend-bg); padding: 1px 5px; font-variant-numeric: tabular-nums; }
    .cl-ohlc .k, .cl-time { color: var(--faint); }
    .cl-ohlc .v { font-weight: 600; }
    .cl-name {
      pointer-events: auto; display: inline-flex; align-items: center; gap: 5px; cursor: pointer;
      font-weight: 600; color: var(--ink); background: var(--legend-bg); border-radius: 5px; padding: 0 5px;
    }
    .cl-name::before { content: ""; width: 10px; height: 2.5px; border-radius: 2px; background: var(--c); }
    .cl-name:hover { box-shadow: 0 0 0 1px var(--line-strong); }
    .cl-val { color: var(--c); font-weight: 600; font-variant-numeric: tabular-nums; background: var(--legend-bg); border-radius: 4px; padding: 0 3px; }
    .cl-x {
      pointer-events: auto; width: 16px; height: 16px; display: inline-grid; place-items: center; border-radius: 4px;
      color: var(--faint); font-size: 13px; line-height: 1; cursor: pointer;
    }
    .cl-x:hover { color: var(--ask); background: var(--ask-tint); }
    .chart-editor {
      position: absolute; z-index: 25; width: 15rem; padding: 10px 12px 12px; border-radius: 12px;
      background: var(--menu); box-shadow: 0 0 0 1px var(--line), 0 20px 44px -22px rgba(var(--shadow-rgb), 0.5);
      display: flex; flex-direction: column; gap: 8px;
    }
    .ce-title { font-size: 12.5px; font-weight: 600; color: var(--ink); }
    .ce-note { font-size: 11px; color: var(--muted); line-height: 1.4; margin: 0; }
    .ce-field .label { margin-bottom: 3px; }
    .ce-actions { display: flex; justify-content: space-between; margin-top: 2px; }

    .workspace {
      border: 1px dashed var(--line-strong); border-radius: 10px; color: var(--faint); font-size: 12px;
      background: radial-gradient(rgba(var(--gold-rgb), 0.22) 1px, transparent 1.3px) 0 0 / 16px 16px, var(--card-soft);
    }

    /* ---- Mode select (discretionary / algorithmic) -------------------- */
    .mode-option {
      display: block; width: 100%; text-align: left; padding: 14px 16px; border-radius: 12px;
      background: var(--ghost); border: 1px solid var(--line-strong); cursor: pointer;
      transition: border-color .15s, background-color .15s, transform .05s;
    }
    .mode-option:hover { border-color: var(--line-hover); background: var(--ghost-hover); }
    .mode-option:active { transform: translateY(1px); }
    .mode-option-title { display: block; font-size: 14px; font-weight: 600; color: var(--ink); }
    .mode-option-desc { display: block; font-size: 11.5px; color: var(--muted); margin-top: 2px; }

    /* ---- Algo Lab ------------------------------------------------------ */
    .algo-console {
      max-height: 8rem; overflow-y: auto; padding: 8px 10px; border-radius: 8px; font-size: 11px;
      font-family: ui-monospace, 'SFMono-Regular', Menlo, monospace; white-space: pre-wrap;
      background: rgba(var(--shade), 0.04); border: 1px solid var(--line);
    }
    .algo-console .line-error { color: var(--ask); }
    .algo-console .line-warn { color: var(--gold-ink); }
    .algo-console .line-success { color: var(--bid); }
    #algo-code {
      font-family: ui-monospace, 'SFMono-Regular', Menlo, monospace; font-size: 12.5px; line-height: 1.55;
      resize: none; white-space: pre;
    }

    /* ---- Algo action log & status strip -------------------------------- */
    .algo-status-strip { font-size: 11.5px; padding: 7px 9px; border-radius: 9px; background: rgba(var(--shade), 0.045); }
    .algo-status-dot { width: 7px; height: 7px; border-radius: 999px; background: var(--faint); flex-shrink: 0; }
    .algo-status-dot.is-ready { background: var(--bid); }
    .algo-status-dot.is-error { background: var(--ask); }
    .algo-status-dot.is-running { background: var(--gold); }

    /* Live PnL for every trader in the room */
    .algo-standings { display: flex; gap: 6px; overflow-x: auto; padding-bottom: 2px; }
    .algo-standing {
      display: inline-flex; align-items: baseline; gap: 6px; flex: 0 0 auto; white-space: nowrap;
      font-size: 11.5px; padding: 5px 9px; border-radius: 9px;
      background: var(--card); border: 1px solid var(--line);
    }
    .algo-standing.is-me { border-color: var(--gold); background: var(--raised); }
    .algo-standing .rank { color: var(--faint); font-variant-numeric: tabular-nums; }
    .algo-standing .who { color: var(--ink); font-weight: 600; }
    .algo-standing .pnl { font-weight: 600; font-variant-numeric: tabular-nums; }
    .algo-log-text { display: block; margin-top: 1px; white-space: pre-wrap; word-break: break-word; }

    /* Algorithmic games: the strategy trades, so the manual ticket is locked */
    #order-entry-panel.algo-locked .order-entry-body { opacity: .4; pointer-events: none; }
    .algo-lock-note {
      font-size: 11.5px; line-height: 1.4; color: var(--gold-ink); padding: 7px 9px; border-radius: 9px;
      background: var(--gold-tint);
    }

    /* ---- Lobby -------------------------------------------------------- */
    .lobby { background: var(--lobby-bg); }
    .lobby-dots {
      position: absolute; inset: 0; pointer-events: none;
      background: radial-gradient(var(--dots) 1px, transparent 1.3px) 0 0 / 22px 22px;
      -webkit-mask-image: linear-gradient(180deg, transparent 0%, rgba(0,0,0,.7) 45%, #000 100%);
      mask-image: linear-gradient(180deg, transparent 0%, rgba(0,0,0,.7) 45%, #000 100%);
    }
    #lobby-canvas { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
    .statement {
      font-family: 'Source Serif 4', Georgia, serif; font-weight: 300; color: var(--ink);
      font-size: clamp(2.75rem, 6.2vw, 5.5rem); line-height: 1.02; letter-spacing: -0.025em;
      text-shadow: 0 0 28px var(--statement-glow), 0 0 2px var(--statement-glow);
    }
    .lobby-card {
      background: var(--lobby-card);
      -webkit-backdrop-filter: blur(18px) saturate(160%); backdrop-filter: blur(18px) saturate(160%);
      border: 1px solid var(--glass-edge);
      box-shadow: 0 0 0 1px var(--line), 0 30px 60px -36px rgba(var(--shadow-rgb), 0.45);
      border-radius: 18px;
    }
    .divider-label { display: flex; align-items: center; gap: 10px; font-size: 11px; color: var(--faint); }
    .divider-label::before, .divider-label::after { content: ""; flex: 1; height: 1px; background: var(--line-strong); }
    .footer-link { color: var(--ink); text-decoration: underline; text-decoration-color: var(--gold); text-underline-offset: 3px; }
    .footer-link:hover { color: var(--gold-ink); }

    /* ---- Toasts ------------------------------------------------------- */
    .toast {
      pointer-events: auto; max-width: 22rem; padding: 9px 12px; border-radius: 10px; font-size: 12px; color: var(--ink);
      background: var(--menu); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
      box-shadow: 0 0 0 1px var(--line), 0 12px 28px -16px rgba(var(--shadow-rgb), 0.4);
      border-left: 3px solid var(--faint); transition: opacity .3s;
    }
    .toast-success { border-left-color: var(--bid); }
    .toast-warn { border-left-color: var(--gold); }
    .toast-error { border-left-color: var(--ask); }
    .toast-news { border-left-color: var(--gold); background: var(--toast-news); }

    /* ---- Score screen ------------------------------------------------- */
    .overlay { background: var(--overlay); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); }
    .go-pnl { font-family: 'Source Serif 4', Georgia, serif; font-weight: 400; font-size: 3rem; line-height: 1.05; letter-spacing: -0.02em; }

    /* Compact tier for short windows (e.g. laptops at 125% scaling): tighter
       controls and the account figures in two columns, so the working-order
       and SL/TP lists keep room to breathe. */
    @media (max-height: 760px) {
      .field { padding: 5px 9px; }
      .btn-buy, .btn-sell { padding: 7px 12px; }
      .metrics { display: grid; grid-template-columns: 1fr 1fr; column-gap: 18px; row-gap: 5px; font-size: 11.5px; }
      .metric-rule { grid-column: 1 / -1; margin: 1px 0; }
    }

    @media (prefers-reduced-motion: reduce) {
      * { transition: none !important; animation: none !important; }
    }