:root{
    /* light canvas, white surfaces */
    --bg:#eef4fb; --bg2:#e3edf8; --surface:#ffffff; --line:#d6e2f0;
    --ink:#15324c; --muted:#5a7188; --faint:#92a6ba;
    /* light-blue primary accent (buttons, nav, focus, brand chrome) */
    --accent:#2f80ed; --accent-dim:rgba(47,128,237,.10); --accent-line:rgba(47,128,237,.34); --accent-ink:#ffffff;
    /* metal colours -- kept for prices + model badges, darkened to read on white */
    --gold:#b8860b; --gold-dim:rgba(184,134,11,.12); --gold-line:rgba(184,134,11,.42);
    --silver:#6b7785; --silver-dim:rgba(107,119,133,.12); --silver-line:rgba(107,119,133,.36);
    --neutral:#7c83a0; --neutral-dim:rgba(124,131,160,.12); --neutral-line:rgba(124,131,160,.36);
    --long:#1a9d6a; --short:#d2603f; --pos:#1a9d6a; --neg:#d2603f;
    --mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  }
  *{box-sizing:border-box}
  html{background:var(--bg)}
  body{margin:0;background:var(--bg);color:var(--ink);overscroll-behavior-y:contain;
    font:14px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
    -webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:rgba(47,128,237,.18);-webkit-text-size-adjust:100%;}
  a,button{touch-action:manipulation}
  a{color:inherit;text-decoration:none}

  /* Instant tap feedback. The tap-highlight above flashes immediately on touch; these
     :active states add a held "pressed" look so a tap is confirmed the moment you press,
     before the (fast) page navigation finishes -- otherwise it feels unresponsive. */
  a,button{transition:background-color .1s ease,transform .06s ease,opacity .1s ease}
  .tabs .tab:active,.tabbar .tab:active,.subtabs a:active,
  .topright .tr:active,.topleft .bell:active,.topright .bell:active{background:var(--bg2);color:var(--ink)}
  .prow:active{background:var(--bg2)}
  button:active{transform:scale(.97);opacity:.92}
  a.read:active,.mback:active,.ntf-link:active{opacity:.55}
  .wrap{max-width:1180px;margin:0 auto;padding:0 22px;
    padding-left:max(22px,env(safe-area-inset-left));padding-right:max(22px,env(safe-area-inset-right))}

  header{position:sticky;top:0;z-index:5;background:linear-gradient(180deg,#ffffff,#f4f8fd);
    border-bottom:1px solid var(--line);padding-top:env(safe-area-inset-top);}
  .bar{display:flex;align-items:center;justify-content:center;gap:22px;height:58px;position:relative}
  .brand{display:flex;align-items:baseline;gap:10px;font-weight:600;letter-spacing:.02em}
  .brand .mark{font-family:var(--mono);color:var(--accent);font-size:15px;
    border:1px solid var(--accent-line);border-radius:5px;padding:2px 7px;background:var(--accent-dim)}
  .brand .sub{color:var(--muted);font-size:12px;font-weight:400;letter-spacing:.08em;text-transform:uppercase}
  /* ---- global top-right (health + sign out) ---- */
  .topright{position:absolute;right:0;top:0;bottom:0;display:flex;align-items:center;gap:3px}
  .topright .tr{display:inline-flex;align-items:center;gap:6px;padding:7px 11px;border-radius:7px;
    color:var(--muted);font-size:12.5px}
  .topright .tr:hover{color:var(--ink);background:var(--bg2)}
  .topright .tr.on{color:var(--accent);background:var(--accent-dim)}
  .topright .tr svg{width:15px;height:15px}
  .topleft{position:absolute;left:0;top:0;bottom:0;display:flex;align-items:center}
  .topleft .bell,.topright .bell{position:relative;display:inline-flex;align-items:center;justify-content:center;
    width:34px;height:34px;border-radius:8px;color:var(--muted);transition:color .15s,background .15s}
  .topleft .bell:hover,.topright .bell:hover{color:var(--ink);background:var(--bg2)}
  /* ---- installed-app reload (⟳) --------------------------------------------
     The PWA has no address bar, so there is no browser refresh button, and on a
     phone there is no Ctrl+R either. Shown ONLY when running as the installed
     app; in a browser tab it would duplicate what the browser already offers.
     ⚠ Deliberately NOT using the `hidden` attribute: an id/class rule that sets
     `display` outranks the UA [hidden] rule, which is the trap that produced the
     dead to-do banner and the always-open GIF panel (see
     tests/test_hidden_attribute_guards.py). Using display directly cannot
     desynchronise the same way. */
  .appreload{display:none}
  @media (display-mode: standalone), (display-mode: minimal-ui), (display-mode: fullscreen){
    .appreload{display:inline-flex}
  }
  /* older iOS Safari home-screen apps predate display-mode; JS sets this class */
  html.standalone .appreload{display:inline-flex}
  /* a reload takes a moment — spin so the button never looks like it did nothing */
  .appreload.spin svg{animation:appreload-spin .6s linear infinite}
  @keyframes appreload-spin{to{transform:rotate(360deg)}}
  .topleft .bell svg,.topright .bell svg{width:18px;height:18px}
  .topleft .bell .badge-count,.topright .bell .badge-count{position:absolute;top:3px;right:3px;min-width:15px;height:15px;
    padding:0 3px;border-radius:999px;background:var(--accent);color:var(--bg);font-family:var(--mono);
    font-size:9px;font-weight:700;line-height:15px;text-align:center;box-shadow:0 0 0 2px var(--bg)}

  /* ---- primary tabs (desktop, under the brand bar) ---- */
  .tabs{display:flex;gap:4px;margin:1px 0 -1px}
  .tabs .tab{display:inline-flex;align-items:center;gap:8px;padding:10px 17px;border-radius:9px 9px 0 0;
    color:var(--muted);font-size:14px;font-weight:500;border-bottom:2px solid transparent;
    transition:color .15s,background .15s,border-color .15s}
  .tabs .tab:hover{color:var(--ink);background:var(--bg2)}
  .tabs .tab.active{color:var(--accent);border-bottom-color:var(--accent)}
  .tabs .tab .ti{width:17px;height:17px}

  /* ---- trading sub-tabs ---- */
  .subbar{background:var(--bg2);border-bottom:1px solid var(--line)}
  .subtabs{display:flex;gap:1px;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}
  .subtabs::-webkit-scrollbar{display:none}
  .subtabs a{padding:11px 16px;font-size:13px;color:var(--muted);white-space:nowrap;
    border-bottom:2px solid transparent;transition:color .12s,border-color .12s}
  .subtabs a:hover{color:var(--ink)}
  .subtabs a.on{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}

  /* ---- bottom tab bar (mobile only; shown via media query) ---- */
  .tabbar{display:none}

  /* ---- signals toolbar (model filter + net realized) ---- */
  .sigbar{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin:0 0 22px}
  .sigbar .modelsel{margin-left:auto}
  .sigbar select{background:var(--surface);color:var(--ink);border:1px solid var(--line);
    border-radius:7px;padding:8px 11px;font-size:13px;font-family:inherit}
  .net{font-family:var(--mono);font-size:13px;color:var(--muted)}
  .net b{color:var(--ink)} .net .pos{color:var(--pos)} .net .neg{color:var(--neg)}

  main{padding:26px 0 calc(74px + env(safe-area-inset-bottom));animation:fadein .22s ease}
  @keyframes fadein{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}

  /* pull-to-refresh (installed app, where the browser's native gesture is gone) */
  #ptr{position:fixed;left:0;right:0;top:0;z-index:6;pointer-events:none;display:flex;justify-content:center}
  #ptr .ptr-spin{width:26px;height:26px;border-radius:50%;border:2.5px solid var(--accent-line);
    border-top-color:var(--accent);opacity:0;transform:translateY(-6px);will-change:transform,opacity}
  #ptr.spinning .ptr-spin{animation:ptrspin .7s linear infinite;opacity:1!important;transform:translateY(8px)!important}
  @keyframes ptrspin{to{transform:translateY(8px) rotate(360deg)}}
  h1{font-size:17px;font-weight:600;letter-spacing:.02em;margin:0 0 2px}
  .lede{color:var(--muted);font-size:13px;margin:0 0 22px}

  section.block{margin:0 0 30px}
  .sechead{display:flex;align-items:center;gap:10px;margin:0 0 10px}
  .sechead h2{font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
    color:var(--muted);margin:0}
  .count{font-family:var(--mono);font-size:11px;color:var(--faint);
    border:1px solid var(--line);border-radius:20px;padding:1px 8px}
  .rule{flex:1;height:1px;background:var(--line)}

  table{width:100%;border-collapse:collapse;font-size:13px}
  thead th{text-align:left;font-weight:500;color:var(--faint);font-size:11px;
    letter-spacing:.06em;text-transform:uppercase;padding:0 12px 8px;border-bottom:1px solid var(--line)}
  tbody td{padding:11px 12px;border-bottom:1px solid var(--bg2);vertical-align:middle}
  tbody tr:hover{background:var(--bg2)}
  td.num,th.num{font-family:var(--mono);text-align:right;font-variant-numeric:tabular-nums}
  .badge{display:inline-flex;align-items:center;font-size:11px;font-weight:600;letter-spacing:.02em;
    padding:3px 9px;border-radius:5px;white-space:nowrap}
  .badge.gold{color:var(--gold);border:1px solid var(--gold-line);background:var(--gold-dim)}
  .badge.silver{color:var(--silver);border:1px solid var(--silver-line);background:var(--silver-dim)}
  .badge.neutral{color:var(--neutral);border:1px solid var(--neutral-line);background:var(--neutral-dim)}
  .side{font-weight:600;font-family:var(--mono);font-size:12px}
  .side.long{color:var(--long)} .side.short{color:var(--short)}
  .note{color:var(--muted);font-size:12px}
  .pnl.pos{color:var(--pos)} .pnl.neg{color:var(--neg)} .pnl{font-weight:600}
  .tag{font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--faint);
    border:1px solid var(--line);border-radius:4px;padding:1px 6px}
  .tag.real{color:var(--gold);border-color:var(--gold-line)}
  .tag.hypo{color:var(--muted)}

  .act{display:flex;gap:6px;justify-content:flex-end}
  button{font:inherit;cursor:pointer;border-radius:6px;border:1px solid transparent;padding:6px 12px;font-size:12px}
  .btn-take{background:var(--accent);color:var(--accent-ink);font-weight:600;border-color:var(--accent)}
  .btn-take:hover{filter:brightness(1.08)}
  .btn-skip{background:transparent;color:var(--muted);border-color:var(--line)}
  .btn-skip:hover{color:var(--ink);border-color:var(--faint)}

  .empty{color:var(--faint);font-size:13px;padding:14px 12px;border:1px dashed var(--line);border-radius:8px}

  /* settings */
  .card{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:0;overflow:hidden;margin:0 0 16px}
  .cfgrow{display:flex;align-items:center;gap:18px;padding:16px 18px;border-bottom:1px solid var(--bg2)}
  .cfgrow:last-child{border-bottom:none}
  .cfgrow .meta{flex:1}
  .cfgrow .mid{font-family:var(--mono);font-size:12px;color:var(--muted)}
  .field{display:flex;flex-direction:column;gap:5px}
  .field label{font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--faint)}
  .field input[type=number]{background:var(--bg);color:var(--ink);border:1px solid var(--line);
    border-radius:6px;padding:8px 10px;width:120px;font-family:var(--mono);font-size:13px}
  .sw{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:13px}
  .save{margin-top:6px}
  .save button{background:var(--accent);color:var(--accent-ink);font-weight:600;padding:9px 18px;border:none}

  /* stats */
  .booklabel{display:flex;align-items:center;gap:10px;margin:0 0 14px}
  .booklabel h2{font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:0}
  .sleeves{display:grid;grid-template-columns:repeat(auto-fit,minmax(310px,1fr));gap:14px;margin:0 0 34px}
  .sleeve{background:linear-gradient(180deg,#ffffff,#f5f9fe);border:1px solid var(--line);border-radius:12px;padding:18px 20px}
  .sleeve .ccytag{font-family:var(--mono);font-size:11px;letter-spacing:.12em;color:var(--faint);text-transform:uppercase}
  .sleeve .big{font-family:var(--mono);font-size:25px;font-weight:600;margin:5px 0 10px}
  .sleeve .sub{font-family:var(--mono);font-size:12px;color:var(--muted);line-height:1.75}
  .sleeve .contrib{margin-top:11px;padding-top:11px;border-top:1px solid var(--bg2);font-family:var(--mono);font-size:12px;color:var(--muted);display:flex;gap:16px;flex-wrap:wrap}

  .statgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:14px}
  .statcard{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:18px 20px}
  .statcard .hd{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:14px}
  .statcard .sym{font-family:var(--mono);font-size:11px;color:var(--faint)}
  .statcard .realized{font-family:var(--mono);font-size:24px;font-weight:600;margin-bottom:1px}
  .statcard .rlabel{font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--faint);margin-bottom:14px}
  .mrow{display:flex;justify-content:space-between;align-items:baseline;font-family:var(--mono);font-size:13px;padding:5px 0}
  .mrow .k{color:var(--muted);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:12px}
  .divide{height:1px;background:var(--bg2);margin:9px 0}
  .flow{font-family:var(--mono);font-size:12px;color:var(--muted)}
  .verdict{margin-top:11px;font-size:12px;display:flex;align-items:center;gap:8px;line-height:1.4}
  .verdict .dot{width:7px;height:7px;border-radius:50%;flex:none}
  .verdict.save{color:var(--pos)} .verdict.save .dot{background:var(--pos)}
  .verdict.miss{color:var(--neg)} .verdict.miss .dot{background:var(--neg)}
  .verdict.flat{color:var(--muted)} .verdict.flat .dot{background:var(--muted)}
  .muted{color:var(--muted)}

  /* login */
  .login{max-width:340px;margin:14vh auto 0;text-align:center}
  .login .mark{font-family:var(--mono);color:var(--accent);font-size:22px;
    border:1px solid var(--accent-line);border-radius:8px;padding:8px 14px;background:var(--accent-dim);display:inline-block}
  .login h1{margin:22px 0 4px;font-size:18px}
  .login p{color:var(--muted);margin:0 0 24px;font-size:13px}
  .login input{width:100%;background:var(--surface);color:var(--ink);border:1px solid var(--line);
    border-radius:8px;padding:12px 14px;font-size:14px;margin-bottom:10px}
  .login button{width:100%;background:var(--accent);color:var(--accent-ink);font-weight:600;border:none;
    border-radius:8px;padding:12px;font-size:14px;cursor:pointer}
  .err{color:var(--neg);font-size:13px;margin-bottom:10px}
  :focus-visible{outline:2px solid var(--accent);outline-offset:1px}
  @media (max-width:680px){
    /* header wraps instead of pushing the page sideways */
    .bar{flex-wrap:wrap;height:auto;min-height:54px;padding:7px 0;gap:9px 12px}
    .brand .sub{display:none}
    .hide-sm{display:none}
    /* primary tabs move to a fixed bottom bar (native-app feel) */
    .tabs{display:none}
    .tabbar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:30;
      background:rgba(255,255,255,.94);backdrop-filter:saturate(180%) blur(14px);
      -webkit-backdrop-filter:saturate(180%) blur(14px);border-top:1px solid var(--line);
      padding-bottom:env(safe-area-inset-bottom)}
    .tabbar .tab{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;
      padding:8px 0 6px;color:var(--faint);font-size:11px;font-weight:500}
    .tabbar .tab.active{color:var(--accent)}
    .tabbar .tab .ti{width:23px;height:23px}
    .subtabs a{padding:11px 14px}

    /* card grids -> single column */
    .sleeves,.statgrid{grid-template-columns:1fr;gap:12px}

    /* settings rows stack */
    .cfgrow{flex-wrap:wrap;gap:12px}
    .cfgrow .field input[type=number]{width:100%}
    .topleft .bell,.topright .bell{width:42px;height:42px}   /* real tap target */
    .login input{font-size:16px}             /* <16px makes iOS zoom the page on focus */

    /* data tables reflow into stacked, labelled cards (no sideways scroll) */
    table thead{display:none}
    table,table tbody,table tfoot,table tr,table td{display:block;width:100%}
    /* display:block above must not resurrect rows/cells hidden via the hidden attr */
    table tr[hidden],table td[hidden],table [hidden]{display:none}
    table tr,table tbody tr:hover{background:var(--surface)}
    table tr{border:1px solid var(--line);border-radius:11px;margin:0 0 10px;padding:3px 2px}
    table td{border:none;display:flex;justify-content:space-between;align-items:center;
      gap:14px;padding:9px 14px;text-align:right}
    table td::before{content:attr(data-label);color:var(--faint);font-size:10.5px;letter-spacing:.05em;
      text-transform:uppercase;text-align:left;white-space:nowrap;flex:none;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
    table td.num{font-family:var(--mono)}
    table td .act{justify-content:flex-end}
    table td button{padding:8px 15px}

    /* opt-out: spreadsheet-style grids keep their table layout on phones and
       scroll sideways inside their own wrapper instead of stacking */
    table.noflip{display:table}
    table.noflip thead{display:table-header-group}
    table.noflip tbody{display:table-row-group}
    table.noflip tr{display:table-row;border:none;border-radius:0;margin:0;padding:0}
    table.noflip tbody tr:hover{background:var(--bg2)}
    table.noflip td{display:table-cell;width:auto;text-align:inherit;
      border-bottom:1px solid var(--bg2);padding:11px 12px}
    table.noflip td::before{content:none}
    /* generic horizontal-scroll shell for wide content on small screens */
    .scrollx{overflow-x:auto;-webkit-overflow-scrolling:touch;max-width:100%}
  }
  .loading{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:11px;
    min-height:inherit;padding:44px 0;color:var(--faint);font-size:12.5px;letter-spacing:.03em}
  .loading .spin{width:26px;height:26px;border-radius:50%;border:2.5px solid var(--accent-line);
    border-top-color:var(--accent);animation:spin .7s linear infinite}
  @keyframes spin{to{transform:rotate(360deg)}}
  .brand .name{font-size:15px;font-weight:600;color:var(--ink);letter-spacing:.22em;text-transform:uppercase;padding-left:.22em}
  .brand .name .ess{color:var(--gold)}

  /* lazy-load skeleton -- shown while a [data-partial] section fetches its content */
  .skel{padding:6px 0 2px}
  .skel-row{height:14px;border-radius:7px;margin:0 0 16px;
    background:linear-gradient(100deg,var(--bg2) 30%,#eef3fa 50%,var(--bg2) 70%);
    background-size:300% 100%;animation:skel 1.3s ease-in-out infinite}
  .skel-row.title{height:22px;width:46%;margin-bottom:22px}
  .skel-row.w90{width:90%}.skel-row.w70{width:70%}.skel-row.w40{width:40%}
  @keyframes skel{0%{background-position:150% 0}100%{background-position:-50% 0}}
  @media(prefers-reduced-motion:reduce){.skel-row{animation:none}}

  /* queued multi-scan -- per-item status list under the scan box */
  .scanq{display:flex;flex-direction:column;gap:4px;text-align:left}
  .sqitem{font-size:12.5px;line-height:1.35;padding:4px 9px;border-radius:7px;background:var(--bg2);
    color:var(--ink);display:flex;align-items:center;gap:7px;flex-wrap:wrap}
  .sqitem.q{color:var(--muted)}
  .sqitem.ok{background:rgba(26,157,106,.12);color:var(--pos)}
  .sqitem.err{background:rgba(212,87,78,.13);color:var(--neg)}
  .sqitem.dup{background:rgba(178,106,0,.12);color:#b26a00}
  .sqitem .sqn{opacity:.55;font-family:var(--mono);font-size:11px;flex:none}
  .sqfoot{margin-top:7px}
  .sqfoot .sqshow{cursor:pointer}

/* ---- client combobox dropdown (input[data-client], see app.js) ---- */
#cbox{position:absolute;z-index:80;background:var(--surface);border:1px solid var(--line);
  border-radius:9px;box-shadow:0 10px 28px rgba(0,0,0,.16);max-height:262px;overflow-y:auto;
  font-size:13.5px}
#cbox .cbi{padding:10px 13px;cursor:pointer;border-bottom:1px solid var(--bg2)}
#cbox .cbi:last-child{border-bottom:none}
#cbox .cbi:hover,#cbox .cbi.on{background:var(--accent-dim)}
#cbox .cbnew{color:var(--accent);font-weight:700}
@media (max-width:680px){ #cbox{font-size:16px} #cbox .cbi{padding:12px 14px} }

  /* "Advance expected today" bar -- installed per user (notify kind export_advance),
     server-rendered, NO JS and NO dismiss on purpose: it is the reminder that metal is
     landing today, so it must still be there on the last page of the day. Champagne (the
     house letterhead colour), never red -- this is expected money arriving, not an alarm.
     No `hidden` attribute anywhere near it, so the CSS trap that has bitten six other
     panels cannot apply. */
  #advdue{display:flex;align-items:center;gap:8px;flex-wrap:wrap;
    background:linear-gradient(180deg,#fbf4e1,#f5e9cd);color:#5b4a1f;
    border-bottom:1px solid #e6d3a3;padding:7px 14px;font-size:12.5px;line-height:1.45}
  #advdue svg{width:15px;height:15px;flex:none;opacity:.7}
  #advdue b{font-weight:800}
  #advdue a{color:#4a3c15;text-decoration:none;font-weight:700;
    border-bottom:1px dotted rgba(74,60,21,.45)}
  #advdue a:hover{border-bottom-style:solid}
  #advdue .sep{opacity:.45}
  #advdue .more{opacity:.8;font-weight:600}
  @media (max-width:680px){ #advdue{padding:7px 10px;font-size:12px;gap:6px} }