:root {
  --bg: #0e1117;
  --bg2: #151a23;
  --panel: #1a202b;
  --panel2: #212836;
  --line: #2c3545;
  --line2: #3a4558;
  --ink: #e3e8f0;
  --ink2: #a9b3c4;
  --muted: #6f7b8f;
  --accent: #6cc4ff;
  --accent2: #3d8fd1;
  --good: #4fc27a;
  --good-bg: #173a26;
  --bad: #ef5d5d;
  --bad-bg: #4a1d20;
  --warn: #f0b23c;
  --warn-bg: #4a3814;
  --g-normal: #e8e8e8;
  --g-magic: #6aa8ff;
  --g-rare: #f4d84a;
  --g-unique: #ff9a3c;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { height: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 13px/1.4 var(--sans); }
[hidden] { display: none !important; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { margin: 0; font-weight: 700; letter-spacing: .02em; }
h1 { font: 700 16px var(--mono); text-transform: uppercase; letter-spacing: .12em; }
h2 { font: 700 13px var(--mono); text-transform: uppercase; letter-spacing: .1em; color: var(--ink2); }
h3 { font-size: 12px; color: var(--ink2); }
.muted { color: var(--muted); }
.mono { font-family: var(--mono); }
.num { text-align: right; font-variant-numeric: tabular-nums; font-family: var(--mono); }
.small { font-size: 11px; }

/* pixel accents (CSS drawn) */
.px-frame { box-shadow: 0 0 0 2px var(--line2), 4px 4px 0 0 #000; }
.px-logo {
  width: 3px; height: 3px; display: inline-block; margin: 0 22px 18px 0; color: var(--accent);
  box-shadow:
    3px 0, 6px 0, 9px 0, 12px 0,
    0 3px, 15px 3px, 0 6px, 6px 6px #fff, 15px 6px, 0 9px, 15px 9px,
    0 12px, 3px 12px, 6px 12px, 9px 12px, 12px 12px,
    0 15px, 0 18px;
}
.px-title { font: 900 15px var(--mono); letter-spacing: .25em; color: var(--ink);
  text-shadow: 2px 2px 0 var(--accent2); }
.brand { display: flex; align-items: center; gap: 6px; padding: 4px 2px 14px; }
.brand.big .px-title { font-size: 22px; }

/* layout */
.shell { display: flex; height: 100vh; }
.side { width: 184px; flex: none; background: var(--bg2); border-right: 2px solid var(--line);
  padding: 12px 10px; display: flex; flex-direction: column; gap: 6px; overflow-y: auto; }
.side nav { display: flex; flex-direction: column; gap: 1px; flex: 1; }
.side nav .sec { font: 700 10px var(--mono); color: var(--muted); text-transform: uppercase;
  letter-spacing: .12em; margin: 10px 6px 3px; }
.side nav a { color: var(--ink2); padding: 5px 8px; border-left: 3px solid transparent; display: block; }
.side nav a:hover { background: var(--panel); text-decoration: none; color: var(--ink); }
.side nav a.active { background: var(--panel2); color: var(--ink); border-left-color: var(--accent); }
.side nav a .dirty-dot { color: var(--warn); margin-left: 4px; }
.main { flex: 1; overflow: auto; padding: 14px 18px 40px; min-width: 0; }
.view-head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 12px;
  padding-bottom: 8px; border-bottom: 2px dashed var(--line); }
.view-head .spacer { flex: 1; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.col { display: flex; flex-direction: column; gap: 8px; }
.grow { flex: 1; min-width: 0; }
.split { display: flex; gap: 14px; align-items: flex-start; }
.split > .list-pane { flex: 1 1 52%; min-width: 0; }
.split > .edit-pane { flex: 1 1 48%; min-width: 360px; position: sticky; top: 0; max-height: calc(100vh - 40px); overflow: auto; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 14px; align-items: start; }

.panel { background: var(--panel); border: 1px solid var(--line); padding: 12px; }
.panel > h2 { margin-bottom: 10px; }
.panel + .panel { margin-top: 14px; }
.grid2 > .panel + .panel { margin-top: 0; }

.cfg-cols { columns: 3 400px; column-gap: 14px; }
.cfg-cols > .panel { break-inside: avoid; margin: 0 0 14px; }
.cfg-cols > .panel + .panel { margin-top: 0; }

/* controls */
input, select, textarea, button { font: inherit; color: inherit; }
input[type=text], input[type=number], input[type=password], input[type=search], select, textarea {
  background: var(--bg2); border: 1px solid var(--line2); color: var(--ink); padding: 4px 6px;
  border-radius: 0; min-width: 0; height: 26px; }
textarea { height: auto; font-family: var(--mono); font-size: 12px; width: 100%; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 1px solid var(--accent); border-color: var(--accent); }
input[type=number] { font-family: var(--mono); }
input:disabled, select:disabled { opacity: .45; }
input[type=checkbox] { accent-color: var(--accent); width: 15px; height: 15px; }
label { color: var(--ink2); }
.btn { background: var(--panel2); border: 1px solid var(--line2); padding: 4px 11px; cursor: pointer;
  height: 26px; white-space: nowrap; color: var(--ink); box-shadow: 2px 2px 0 #000; }
.btn:hover { border-color: var(--accent); }
.btn:active { transform: translate(1px,1px); box-shadow: 1px 1px 0 #000; }
.btn:disabled { opacity: .45; cursor: default; }
.btn.primary { background: var(--accent2); border-color: var(--accent); color: #fff; }
.btn.danger { background: var(--bad-bg); border-color: var(--bad); color: #ffd7d7; }
.btn.ghost { background: transparent; box-shadow: none; }
.btn.small { height: 22px; padding: 1px 7px; font-size: 11px; }
.btn.tiny { height: 20px; padding: 0 6px; font-size: 11px; box-shadow: none; }
.err-box { background: var(--bad-bg); border: 1px solid var(--bad); color: #ffd7d7; padding: 6px 9px; white-space: pre-wrap; }
.warn-box { background: var(--warn-bg); border: 1px solid var(--warn); color: #ffe6b0; padding: 6px 9px; }
.info { color: var(--ink2); font-size: 12px; }

/* tabs */
.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--line2); margin-bottom: 10px; flex-wrap: wrap; }
.tabs button { background: transparent; border: 1px solid transparent; border-bottom: 0; padding: 5px 12px;
  cursor: pointer; color: var(--ink2); }
.tabs button.active { background: var(--panel2); border-color: var(--line2); color: var(--ink); margin-bottom: -1px; }

/* tables */
.tbl-wrap { overflow: auto; border: 1px solid var(--line); max-height: calc(100vh - 170px); }
table.tbl { border-collapse: collapse; width: 100%; font-size: 12px; }
.tbl th, .tbl td { padding: 4px 7px; border-bottom: 1px solid var(--line); text-align: left; white-space: nowrap; }
.tbl th { position: sticky; top: 0; background: var(--panel2); color: var(--ink2); font-weight: 600;
  z-index: 1; user-select: none; }
.tbl th.sortable { cursor: pointer; }
.tbl th.sortable:hover { color: var(--ink); }
.tbl th .arrow { color: var(--accent); }
.tbl tbody tr:nth-child(even) { background: rgba(255,255,255,.015); }
.tbl tbody tr.click { cursor: pointer; }
.tbl tbody tr.click:hover { background: var(--panel2); }
.tbl tbody tr.sel { background: #1f3550 !important; }
.tbl tr.group td { background: var(--bg2); font: 700 11px var(--mono); color: var(--accent); text-transform: uppercase; letter-spacing: .08em; }
.tbl td.num, .tbl th.num { text-align: right; }
.tbl .empty { text-align: center; color: var(--muted); padding: 18px; }
.count-line { color: var(--muted); font-size: 11px; margin: 4px 0; }

.g-normal { color: var(--g-normal); } .g-magic { color: var(--g-magic); }
.g-rare { color: var(--g-rare); } .g-unique { color: var(--g-unique); }
.tag { display: inline-block; padding: 0 5px; border: 1px solid var(--line2); font-size: 10px;
  font-family: var(--mono); text-transform: uppercase; color: var(--ink2); }
.tag.good { border-color: var(--good); color: var(--good); }
.tag.bad { border-color: var(--bad); color: var(--bad); }
.tag.warn { border-color: var(--warn); color: var(--warn); }
.tag.acc { border-color: var(--accent); color: var(--accent); }

/* forms */
.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 8px 12px; }
.fld { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.fld > span { font-size: 11px; color: var(--ink2); display: flex; flex-wrap: wrap; gap: 0 4px; align-items: baseline; }
.fld > span .key { color: var(--muted); font-family: var(--mono); font-size: 10px; }
.fld.wide { grid-column: 1 / -1; }
.fld.bool { flex-direction: row; align-items: center; gap: 6px; padding-top: 14px; }
.fld.bool > span { order: 2; }
.fld.has-err input, .fld.has-err select { border-color: var(--bad); outline: 1px solid var(--bad); }
.fld .help { font-size: 10px; color: var(--muted); }
.fld input, .fld select { width: 100%; }
fieldset.grp { border: 1px solid var(--line); padding: 8px 10px 10px; margin: 0 0 10px; }
fieldset.grp > legend { font: 700 11px var(--mono); color: var(--accent); text-transform: uppercase; letter-spacing: .1em; padding: 0 6px; }
.map-inputs { display: grid; grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); gap: 6px; }
.map-inputs label { display: flex; flex-direction: column; font-size: 10px; font-family: var(--mono); }
.edit-actions { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; margin-bottom: 10px; }
.edit-actions .spacer { flex: 1; }
.dirty-flag { color: var(--warn); font-size: 11px; font-family: var(--mono); }

/* item picker */
.picker-btn { display: flex; align-items: center; gap: 6px; background: var(--bg2); border: 1px solid var(--line2);
  height: 26px; padding: 0 7px; cursor: pointer; text-align: left; width: 100%; overflow: hidden; }
.picker-btn:hover { border-color: var(--accent); }
.picker-btn .lbl { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.popover { position: fixed; z-index: 60; background: var(--panel); border: 1px solid var(--accent);
  box-shadow: 4px 4px 0 #000; width: 340px; max-width: 94vw; display: flex; flex-direction: column; }
.popover input { margin: 6px; }
.popover .opts { max-height: 300px; overflow: auto; }
.popover .opt { padding: 4px 8px; cursor: pointer; display: flex; gap: 8px; align-items: center; }
.popover .opt:hover, .popover .opt.hi { background: var(--panel2); }
.popover .opt .meta { margin-left: auto; color: var(--muted); font-family: var(--mono); font-size: 11px; }
.chips { display: flex; flex-wrap: wrap; gap: 4px; }
.chip { display: inline-flex; gap: 4px; align-items: center; background: var(--bg2); border: 1px solid var(--line2); padding: 1px 2px 1px 6px; font-size: 11px; }
.chip button { background: none; border: 0; color: var(--muted); cursor: pointer; padding: 0 4px; }
.chip button:hover { color: var(--bad); }

/* KPI */
.kpis { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; margin-bottom: 14px; }
.kpi { background: var(--panel); border: 1px solid var(--line); padding: 9px 11px; position: relative; }
.kpi::before { content: ""; position: absolute; left: 0; top: 0; width: 4px; height: 4px; background: var(--accent); }
.kpi .k { font-size: 10px; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); font-family: var(--mono); }
.kpi .v { font: 700 21px var(--mono); margin-top: 3px; font-variant-numeric: tabular-nums; }
.kpi .s { font-size: 11px; color: var(--ink2); margin-top: 2px; }
.kpi.alert .v { color: var(--warn); }

/* upgrade grid */
.ugrid { border-collapse: collapse; font-size: 12px; }
.ugrid th, .ugrid td { border: 1px solid var(--line); padding: 3px; text-align: center; }
.ugrid th { background: var(--panel2); color: var(--ink2); font-family: var(--mono); padding: 4px 6px; }
.ugrid th.rowh { text-align: left; min-width: 120px; }
.ugrid td.cell { width: 86px; min-width: 86px; }
.ugrid td.cell input { width: 100%; text-align: right; height: 22px; font-size: 12px; }
.ugrid td.cell select { width: 100%; height: 20px; font-size: 10px; padding: 0 2px; margin-top: 2px; }
.ugrid td.cell .eff { font: 10px var(--mono); color: var(--ink2); margin-top: 1px; }
.ugrid td.keep { background: var(--good-bg); box-shadow: inset 3px 0 0 var(--good); }
.ugrid td.burn { background: var(--bad-bg); box-shadow: inset 3px 0 0 var(--bad); }
.ugrid td.downgrade { background: var(--warn-bg); box-shadow: inset 3px 0 0 var(--warn); }
.ugrid td.off { background: repeating-linear-gradient(45deg, #151a23 0 4px, #10141b 4px 8px); box-shadow: none; }
.ugrid td.off > * { opacity: .35; }
.ugrid tr.meta td { background: var(--bg2); }
.ugrid tr.meta td input { width: 80px; text-align: right; height: 22px; }
.legend { display: flex; gap: 12px; flex-wrap: wrap; font-size: 11px; color: var(--ink2); }
.legend i { display: inline-block; width: 10px; height: 10px; margin-right: 4px; vertical-align: -1px; }

/* charts */
.chart { width: 100%; height: auto; display: block; }
.chart text { fill: var(--ink2); font: 10px var(--mono); }
.chart .grid { stroke: var(--line); stroke-width: 1; }
.chart .axis { stroke: var(--line2); }
.chart-wrap { position: relative; }
.chart-tip { position: absolute; pointer-events: none; background: var(--panel2); border: 1px solid var(--line2);
  padding: 3px 7px; font: 11px var(--mono); white-space: nowrap; transform: translate(-50%, -110%); }

/* drawer / modal */
.backdrop { position: fixed; inset: 0; background: rgba(0,0,0,.55); z-index: 40; }
.drawer { position: fixed; top: 0; right: 0; bottom: 0; width: 620px; max-width: 100vw; background: var(--panel);
  border-left: 2px solid var(--accent); z-index: 41; display: flex; flex-direction: column; box-shadow: -6px 0 0 #000; }
.drawer-head { display: flex; align-items: center; gap: 10px; padding: 10px 14px; border-bottom: 1px solid var(--line); }
.drawer-head .spacer { flex: 1; }
.drawer-body { padding: 12px 14px; overflow: auto; flex: 1; }
.modal { position: fixed; z-index: 50; top: 18vh; left: 50%; transform: translateX(-50%); width: 440px; max-width: 94vw;
  background: var(--panel); padding: 16px; }
.modal h2 { margin-bottom: 10px; color: var(--ink); }
.modal .body { margin-bottom: 14px; color: var(--ink2); white-space: pre-wrap; }
.modal .acts { display: flex; justify-content: flex-end; gap: 8px; }
.modal.danger { box-shadow: 0 0 0 2px var(--bad), 4px 4px 0 0 #000; }

/* toasts */
.toasts { position: fixed; right: 16px; bottom: 16px; z-index: 70; display: flex; flex-direction: column; gap: 6px; }
.toast { background: var(--panel2); border: 1px solid var(--line2); border-left: 4px solid var(--accent);
  padding: 8px 12px; min-width: 220px; max-width: 420px; box-shadow: 3px 3px 0 #000; animation: tin .15s ease-out; }
.toast.ok { border-left-color: var(--good); }
.toast.err { border-left-color: var(--bad); }
.toast.warn { border-left-color: var(--warn); }
@keyframes tin { from { transform: translateX(20px); opacity: 0; } }

/* login */
.login { position: fixed; inset: 0; display: grid; place-items: center;
  background: radial-gradient(circle at 50% 30%, #18202d, var(--bg) 70%); }
.login-box { background: var(--panel); padding: 24px; width: 320px; display: flex; flex-direction: column; gap: 12px; }
.login-box label { display: flex; flex-direction: column; gap: 4px; }
.login-box input { height: 32px; }
.login-box .btn { height: 32px; }

/* misc */
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 3px 12px; font-size: 12px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; font-family: var(--mono); }
.result-kpis { display: grid; grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); gap: 8px; margin: 10px 0; }
.result-kpis .kpi .v { font-size: 17px; }
canvas.map { width: 100%; height: auto; image-rendering: pixelated; border: 1px solid var(--line2); background: #0a0d12; cursor: pointer; }
.loading { color: var(--muted); padding: 20px; font-family: var(--mono); }
.loading::after { content: "▮"; animation: blink 1s steps(2) infinite; margin-left: 3px; }
@keyframes blink { 50% { opacity: 0; } }
.calc-out { font-family: var(--mono); font-size: 12px; }
.calc-out b { color: var(--accent); }
.drop-row { display: grid; grid-template-columns: minmax(160px, 1fr) 80px 64px 64px 26px; gap: 6px; align-items: center; margin-bottom: 4px; }
.drop-row.head { font-size: 10px; color: var(--muted); text-transform: uppercase; font-family: var(--mono); }
.drop-row input { width: 100%; }

@media (max-width: 1100px) {
  .split { flex-direction: column; }
  .split > .edit-pane { position: static; max-height: none; width: 100%; min-width: 0; }
  .tbl-wrap { max-height: 50vh; }
}
@media (max-width: 760px) {
  .shell { flex-direction: column; height: auto; min-height: 100vh; }
  .side { width: 100%; flex-direction: row; flex-wrap: wrap; align-items: center; border-right: 0; border-bottom: 2px solid var(--line); }
  .side nav { flex-direction: row; flex-wrap: wrap; }
  .side nav .sec { display: none; }
  .brand { padding: 0 8px 0 0; }
  .main { padding: 12px; }
  .drop-row { grid-template-columns: 1fr 60px 50px 50px 26px; }
}