/* Palette carried over from the original position_calculator so this reads as
   the same family of tools as the rest of nomad-trading. */
:root {
  --bg: #0c0f17;
  --bg-card: #141926;
  --bg-input: #1c2231;
  --line: #262e40;
  --text: #e8ecf4;
  --muted: #8a93a8;
  --accent: #34d399;
  --accent-dim: #1f7a5c;
  --warn: #fbbf24;
  --danger: #f87171;
  --radius: 14px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

/* The gradient lives on body; html needs the base colour too, or a page
   taller than the viewport paints white below the fold. */
html { background: var(--bg); }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: radial-gradient(120% 80% at 50% -10%, #161d2e 0%, var(--bg) 55%);
  background-attachment: fixed;
  color: var(--text);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  padding: max(20px, env(safe-area-inset-top)) 16px
           calc(40px + env(safe-area-inset-bottom));
  -webkit-font-smoothing: antialiased;
}

.hidden { display: none !important; }

.app {
  width: 100%;
  max-width: 460px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.head { display: flex; align-items: center; justify-content: space-between; padding: 6px 4px; }
.head h1 { font-size: 22px; font-weight: 700; letter-spacing: -0.02em; }

h2 { font-size: 14px; font-weight: 600; letter-spacing: -0.01em; margin-bottom: 2px; }

.badge {
  font-size: 11px; font-weight: 600; padding: 5px 10px;
  border-radius: 999px; border: 1px solid var(--line);
  color: var(--muted); white-space: nowrap;
}
.badge.ok { color: var(--accent); border-color: var(--accent-dim); }
.badge.warn { color: var(--warn); border-color: #6b521a; }
.badge.err { color: var(--danger); border-color: #5b2a2a; }
.badge.loading { opacity: 0.7; }

/* ---- tabs ---- */
.tabs {
  display: flex; gap: 4px; padding: 4px;
  background: var(--bg-card); border: 1px solid var(--line);
  border-radius: var(--radius);
}
.tab {
  flex: 1; padding: 9px 8px; font-size: 13px; font-weight: 600;
  color: var(--muted); background: transparent; border: 0;
  border-radius: 10px; cursor: pointer; font-family: inherit;
  transition: background .15s, color .15s;
}
.tab.active { background: var(--bg-input); color: var(--text); }

.tabpane { display: flex; flex-direction: column; gap: 14px; }

/* ---- cards & fields ---- */
.card {
  background: var(--bg-card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 16px;
  display: flex; flex-direction: column; gap: 12px;
}

.field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.field-row { display: flex; gap: 10px; }
.field-row > .field { flex: 1; }
.field-row > .field.narrow { flex: 0 0 92px; }
.field-row > .field.grow { flex: 2; }

label { font-size: 11px; font-weight: 600; color: var(--muted);
        text-transform: uppercase; letter-spacing: .05em; }

input, select {
  width: 100%; padding: 11px 12px; font-size: 16px; /* 16px stops iOS zooming */
  font-family: inherit; color: var(--text);
  background: var(--bg-input); border: 1px solid var(--line);
  border-radius: 10px; outline: none; -webkit-appearance: none; appearance: none;
}
select {
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8'><path d='M1 1l5 5 5-5' stroke='%238a93a8' stroke-width='1.6' fill='none' stroke-linecap='round'/></svg>");
  background-repeat: no-repeat; background-position: right 12px center;
  padding-right: 32px;
}
input:focus, select:focus { border-color: var(--accent-dim); }

/* Chrome keeps its own spinner on number inputs regardless of appearance:none,
   and it renders light-on-light against this palette. */
input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
input[type="number"] { -moz-appearance: textfield; }
input.check { width: 22px; height: 22px; accent-color: var(--accent); }

button {
  font-family: inherit; font-size: 14px; font-weight: 600;
  padding: 12px; border-radius: 10px; cursor: pointer; border: 1px solid transparent;
}
button.primary { background: var(--accent); color: #06231a; }
button.ghost { background: var(--bg-input); color: var(--text); border-color: var(--line); }
button.danger { background: transparent; color: var(--danger); border-color: #5b2a2a; }
button:active { transform: translateY(1px); }

/* ---- segmented control ---- */
.seg { display: flex; gap: 4px; padding: 4px; background: var(--bg-input);
       border-radius: 10px; }
.segbtn {
  flex: 1; padding: 8px; font-size: 12.5px; background: transparent;
  color: var(--muted); border: 0; border-radius: 8px;
}
.segbtn.active { background: var(--bg-card); color: var(--text); }
.segbtn.disabled, .segbtn:disabled {
  opacity: .35; cursor: not-allowed; text-decoration: line-through;
}

.advanced summary {
  font-size: 12px; color: var(--muted); cursor: pointer; padding: 4px 0;
  list-style: none; font-weight: 600;
}
.advanced summary::-webkit-details-marker { display: none; }
.advanced summary::before { content: "+ "; color: var(--accent); }
.advanced[open] summary::before { content: "− "; }
.advanced { display: flex; flex-direction: column; gap: 12px; }

/* ---- result ---- */
.result { align-items: stretch; }
.hero { display: flex; align-items: baseline; justify-content: center; gap: 8px; }
.hero-num {
  font-size: 46px; font-weight: 700; letter-spacing: -0.03em;
  color: var(--accent); font-variant-numeric: tabular-nums; line-height: 1;
}
.hero-unit { font-size: 15px; color: var(--muted); font-weight: 600; }

.rows { display: flex; flex-direction: column; gap: 0; }
.rows .row {
  display: flex; justify-content: space-between; align-items: baseline;
  gap: 12px; padding: 9px 0; border-top: 1px solid var(--line);
  font-size: 13.5px;
}
.rows .row dt { color: var(--muted); }
.rows .row dd { font-variant-numeric: tabular-nums; font-weight: 600; text-align: right; }
.rows .row.em dd { color: var(--accent); }

.pending { display: flex; flex-direction: column; gap: 6px; text-align: center;
           padding: 10px 4px; }

.center { text-align: center; }
.small { font-size: 12px; }
.muted { color: var(--muted); }
.lede { font-size: 15px; }
.err { color: var(--danger); }

.note {
  font-size: 12px; padding: 9px 11px; border-radius: 9px;
  background: rgba(251, 191, 36, .09); border: 1px solid #6b521a;
  color: var(--warn);
}
.note + .note { margin-top: 6px; }

/* Shows which Sizer result the ladder is working from. */
.fromsizer {
  font-size: 12px; color: var(--muted); padding: 9px 11px;
  background: var(--bg-input); border: 1px solid var(--line); border-radius: 9px;
}
.fromsizer strong { color: var(--text); }

table.grid td.lots { color: var(--accent); font-weight: 600; }

/* ---- table ---- */
.tablewrap { overflow-x: auto; -webkit-overflow-scrolling: touch; margin: 0 -4px; }
table.grid { width: 100%; border-collapse: collapse; font-size: 12.5px;
             font-variant-numeric: tabular-nums; }
table.grid th {
  text-align: right; font-size: 10.5px; text-transform: uppercase;
  letter-spacing: .05em; color: var(--muted); padding: 6px 6px; font-weight: 600;
  border-bottom: 1px solid var(--line); white-space: nowrap;
}
table.grid td { text-align: right; padding: 8px 6px; border-bottom: 1px solid var(--line); }
table.grid th:first-child, table.grid td:first-child { text-align: left; }
table.grid tr:last-child td { border-bottom: 0; }

/* ---- lists ---- */
.list { display: flex; flex-direction: column; gap: 8px; }
.item {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 10px 12px; background: var(--bg-input);
  border: 1px solid var(--line); border-radius: 10px; font-size: 13px;
}
.item .meta { color: var(--muted); font-size: 11.5px; }
.item .grow { flex: 1; min-width: 0; }
.item button { padding: 6px 9px; font-size: 11.5px; white-space: nowrap; }
.item.is-default { border-color: var(--accent-dim); }

/* Star toggles the default account straight from the row, so setting a
   default never requires opening the form. */
.item button.star {
  padding: 2px 4px; font-size: 18px; line-height: 1; background: none;
  border: 0; color: var(--muted); flex: 0 0 auto;
}
.item button.star.on { color: var(--accent); }

/* touch-action:none keeps a drag on the handle from scrolling the page;
   the rest of the row still scrolls normally. */
.handle {
  flex: 0 0 auto; padding: 2px 2px; font-size: 15px; line-height: 1;
  color: var(--muted); cursor: grab; touch-action: none; user-select: none;
  -webkit-user-select: none;
}
.item.dragging {
  opacity: .92; cursor: grabbing; position: relative; z-index: 5;
  border-color: var(--accent-dim);
  box-shadow: 0 6px 18px rgba(0, 0, 0, .45);
}
.item.dragging .handle { cursor: grabbing; }

.secret {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px;
  padding: 12px; background: var(--bg-input); border: 1px solid var(--accent-dim);
  border-radius: 10px; word-break: break-all; white-space: pre-wrap; color: var(--accent);
}

.foot { text-align: center; padding: 4px 0 10px; }