/* ============================================================================
   SUMMA app. Same tokens as the landing page; a different job. The site is
   read top to bottom, the app is scanned and operated, so type steps down and
   information design does the work.
   ========================================================================== */

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

body {
  background: var(--ground);
  color: var(--ink);
  font-family: var(--display);
  font-weight: 300;
  font-size: 13px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  font-variant-numeric: tabular-nums;
  min-height: 100vh;
}
::selection { background: var(--ink); color: var(--ground); }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
input, select { font: inherit; color: inherit; }
:focus { outline: none; }
:focus-visible { outline: 1px solid var(--ink); outline-offset: 3px; }

.mono { font-family: var(--mono); }
.label {
  font-family: var(--mono); font-size: 10px; font-weight: 400;
  letter-spacing: 0.2em; text-transform: uppercase; color: var(--dim);
}
.long { color: var(--long); }
.short { color: var(--short); }
.faint { color: var(--faint); }
.dim { color: var(--dim); }

/* --- top bar -------------------------------------------------------------- */

.top {
  position: sticky; top: 0; z-index: 40;
  display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 28px;
  height: 54px; padding: 0 var(--gutter);
  background: color-mix(in srgb, var(--ground) 88%, transparent);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  border-bottom: var(--rule) solid var(--hair);
}
.brand { display: flex; align-items: baseline; gap: 10px; }
.brand .sig { font-family: var(--mono); font-size: 15px; }
.brand .nm { font-size: 12px; font-weight: 400; letter-spacing: 0.4em; text-transform: uppercase; }
.brand .tag { font-family: var(--mono); font-size: 9px; letter-spacing: 0.2em; color: var(--faint); border: var(--rule) solid var(--hair-strong); padding: 1px 5px; }

.nav { display: flex; gap: 26px; }
.nav a {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--dim); padding: 18px 0; border-bottom: var(--rule) solid transparent;
  transition: color .2s;
}
.nav a:hover { color: var(--ink); }
.nav a[aria-current="page"] { color: var(--ink); border-color: var(--ink); }

.acct { display: flex; align-items: center; gap: 18px; }
.clock { font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em; color: var(--dim); text-align: right; line-height: 1.35; }
.clock b { font-weight: 400; color: var(--ink); }
.bal-chip {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 11px;
  border: var(--rule) solid var(--hair-strong); padding: 7px 11px;
}
.bal-chip .k { font-size: 9px; letter-spacing: 0.2em; color: var(--faint); }

/* --- simulation strip ----------------------------------------------------- */

.sim {
  display: flex; align-items: center; gap: 18px; flex-wrap: wrap;
  padding: 9px var(--gutter);
  border-bottom: var(--rule) solid var(--hair);
  font-family: var(--mono); font-size: 10.5px; color: var(--dim);
}
.sim .pill { font-size: 9px; letter-spacing: 0.2em; color: var(--ground); background: var(--ink); padding: 2px 6px; }
.sim .grow { flex: 1; min-width: 200px; letter-spacing: 0.02em; }
.sim-btns { display: flex; gap: 8px; }

.btn {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase;
  padding: 7px 11px; border: var(--rule) solid var(--hair-strong); color: var(--dim);
  transition: color .2s, border-color .2s, background .2s;
  white-space: nowrap;
}
.btn:hover:not(:disabled) { color: var(--ink); border-color: var(--ink); }
.btn:disabled { opacity: .35; cursor: not-allowed; }
.btn.solid { background: var(--ink); color: var(--ground); border-color: var(--ink); }
.btn.solid:hover:not(:disabled) { background: transparent; color: var(--ink); }
.btn.big { width: 100%; padding: 14px; font-size: 11px; }
.btn.danger { color: var(--short); border-color: color-mix(in srgb, var(--short) 45%, transparent); }

/* --- page ----------------------------------------------------------------- */

main { padding: clamp(24px, 4vh, 44px) var(--gutter) 90px; max-width: 1480px; margin: 0 auto; }

.page-head {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; flex-wrap: wrap;
  padding-bottom: 22px; border-bottom: var(--rule) solid var(--hair-strong); margin-bottom: 26px;
}
.h-display {
  font-weight: 200; text-transform: uppercase; letter-spacing: -0.015em; line-height: 0.95;
  font-size: clamp(34px, 5vw, 64px);
  text-wrap: balance;
}
.crumb { font-family: var(--mono); font-size: 10px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--faint); margin-bottom: 12px; }
.crumb a:hover { color: var(--ink); }

.stat-row { display: flex; gap: clamp(20px, 3vw, 44px); flex-wrap: wrap; }
.stat { display: grid; gap: 4px; }
.stat .v { font-family: var(--mono); font-size: 15px; }
.stat .v.xl { font-size: clamp(22px, 2.6vw, 32px); }

/* --- table ---------------------------------------------------------------- */

.tbl-wrap { overflow-x: auto; }
.tbl { width: 100%; border-collapse: collapse; min-width: 720px; }
.tbl th {
  font-family: var(--mono); font-size: 9.5px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--faint); font-weight: 400; text-align: right; padding: 0 0 10px 14px;
  border-bottom: var(--rule) solid var(--hair-strong); white-space: nowrap;
}
.tbl td { padding: 14px 0 14px 14px; border-bottom: var(--rule) solid var(--hair); font-family: var(--mono); font-size: 12px; text-align: right; vertical-align: middle; white-space: nowrap; }
.tbl th:first-child, .tbl td:first-child { text-align: left; padding-left: 0; }
.tbl tbody tr.link { cursor: pointer; transition: background .2s; }
.tbl tbody tr.link:hover { background: rgba(237,237,237,0.03); }
.tk { font-family: var(--display); font-weight: 300; font-size: 17px; letter-spacing: 0; text-transform: uppercase; }
.tk-sub { display: block; margin-top: 3px; font-size: 10px; letter-spacing: 0.1em; color: var(--faint); }
.tk-sub i { font-style: normal; }
.spark { display: block; width: 96px; height: 28px; margin-left: auto; }
.empty { padding: 30px 0; color: var(--dim); font-family: var(--mono); font-size: 11px; }

/* --- basket detail -------------------------------------------------------- */

.detail { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: clamp(22px, 3vw, 44px); align-items: start; }
.ticket { position: sticky; top: 76px; border: var(--rule) solid var(--hair-strong); min-width: 0; }

.panel { border: var(--rule) solid var(--hair-strong); }
.panel + .panel, .block + .block { margin-top: 22px; }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 11px 14px; border-bottom: var(--rule) solid var(--hair-strong); }

.ranges { display: flex; gap: 2px; }
.ranges button { font-family: var(--mono); font-size: 10px; letter-spacing: 0.12em; padding: 4px 8px; color: var(--faint); }
.ranges button[aria-pressed="true"] { color: var(--ink); background: rgba(237,237,237,0.07); }
.chart-box { position: relative; }
.chart { display: block; width: 100%; height: 300px; cursor: crosshair; }
.chart-tip { position: absolute; top: 10px; left: 14px; font-family: var(--mono); font-size: 10.5px; color: var(--dim); pointer-events: none; }
.chart-tip b { color: var(--ink); font-weight: 400; }

.kv-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); }
.kv { display: grid; gap: 5px; padding: 13px 14px; border-right: var(--rule) solid var(--hair); border-bottom: var(--rule) solid var(--hair); }
.kv .v { font-family: var(--mono); font-size: 13px; }
.kv .sub { font-family: var(--mono); font-size: 10px; color: var(--faint); }

.meter { position: relative; height: 3px; background: var(--hair); margin-top: 4px; }
.meter i { position: absolute; left: 0; top: 0; bottom: 0; background: var(--ink); }
.meter .mark { position: absolute; top: -3px; width: 1px; height: 9px; background: var(--short); }

.keeper { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px; flex-wrap: wrap; }
.keeper p { font-size: 12.5px; color: var(--dim); max-width: 60ch; }
.keeper p b { color: var(--ink); font-weight: 400; }
.keeper .btns { display: flex; gap: 8px; }

.dir { display: inline-block; font-size: 9.5px; letter-spacing: 0.16em; }

/* --- trade ticket --------------------------------------------------------- */

.tabs { display: grid; grid-template-columns: 1fr 1fr; border-bottom: var(--rule) solid var(--hair-strong); }
.tabs button {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.2em; text-transform: uppercase;
  padding: 14px; color: var(--faint); border-bottom: var(--rule) solid transparent; margin-bottom: -1px;
}
.tabs button[aria-selected="true"] { color: var(--ink); border-color: var(--ink); }
.t-body { padding: 18px 16px; display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; }
.amt { display: grid; grid-template-columns: minmax(0, 1fr); gap: 8px; }
.amt-row { display: flex; align-items: baseline; gap: 8px; border-bottom: var(--rule) solid var(--hair-strong); padding-bottom: 8px; }
.amt-row:focus-within { border-color: var(--ink); }
.amt-row input {
  flex: 1; min-width: 0; width: 100%; background: none; border: none; outline: none;
  font-family: var(--display); font-weight: 200; font-size: 34px; letter-spacing: -0.01em;
}
.amt-row input::placeholder { color: var(--faint); }
.amt-row .unit { font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; color: var(--dim); }
.amt-meta { display: flex; justify-content: space-between; font-family: var(--mono); font-size: 10.5px; color: var(--faint); }
.amt-meta button { color: var(--dim); letter-spacing: 0.14em; }
.amt-meta button:hover { color: var(--ink); }
.quick { display: flex; gap: 6px; }
.quick button { flex: 1; font-family: var(--mono); font-size: 10px; padding: 6px 0; border: var(--rule) solid var(--hair); color: var(--dim); }
.quick button:hover { color: var(--ink); border-color: var(--hair-strong); }

.lines { display: grid; gap: 8px; padding-top: 14px; border-top: var(--rule) solid var(--hair); }
.line { display: flex; justify-content: space-between; gap: 12px; font-family: var(--mono); font-size: 11px; }
.line .k { color: var(--dim); }
.line.total { padding-top: 8px; border-top: var(--rule) solid var(--hair); font-size: 12px; }
.line.total .k { color: var(--ink); }
.note { font-size: 11.5px; color: var(--faint); line-height: 1.55; }
.err { font-family: var(--mono); font-size: 11px; color: var(--short); }

.slip { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.slip .opts { display: flex; gap: 4px; }
.slip .opts button { font-family: var(--mono); font-size: 10px; padding: 3px 7px; color: var(--faint); border: var(--rule) solid transparent; }
.slip .opts button[aria-pressed="true"] { color: var(--ink); border-color: var(--hair-strong); }

/* --- portfolio ------------------------------------------------------------ */

.cols-2 { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: clamp(22px, 3vw, 44px); align-items: start; }
.sec-t { display: flex; justify-content: space-between; align-items: baseline; margin: 34px 0 14px; }
.sec-t:first-child { margin-top: 0; }
.feed { display: grid; }
.feed-row { display: grid; grid-template-columns: 94px 1fr; gap: 12px; padding: 10px 0; border-bottom: var(--rule) solid var(--hair); font-size: 12px; }
.feed-row .t { font-family: var(--mono); font-size: 10px; color: var(--faint); padding-top: 2px; }
.feed-row .kind { font-family: var(--mono); font-size: 9px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--faint); margin-right: 8px; }

/* --- launch --------------------------------------------------------------- */

.launch { display: grid; grid-template-columns: minmax(0, 1fr) 400px; gap: clamp(22px, 3vw, 48px); align-items: start; }
.fset { padding: 22px 0 26px; border-bottom: var(--rule) solid var(--hair); display: grid; gap: 16px; }
.fset:first-child { padding-top: 0; }
.fset-h { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.fset-h h3 { font-weight: 300; font-size: 17px; text-transform: uppercase; letter-spacing: 0.01em; }
.fset-h .hint { font-family: var(--mono); font-size: 10px; color: var(--faint); }
.fields { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 16px 22px; }
.field { display: grid; gap: 7px; }
.field input, .field select {
  background: none; border: none; border-bottom: var(--rule) solid var(--hair-strong);
  padding: 6px 0; font-family: var(--mono); font-size: 13px; outline: none; width: 100%;
  border-radius: 0; -webkit-appearance: none; appearance: none;
}
.field select { background-image: linear-gradient(45deg, transparent 50%, var(--dim) 50%), linear-gradient(135deg, var(--dim) 50%, transparent 50%);
  background-position: calc(100% - 8px) 55%, calc(100% - 4px) 55%; background-size: 4px 4px; background-repeat: no-repeat; }
.field select option { background: var(--ground); }
.field input:focus, .field select:focus { border-color: var(--ink); }
.field .cap { font-family: var(--mono); font-size: 9.5px; color: var(--faint); }
.field.bad input { border-color: var(--short); }
.field.big input { font-family: var(--display); font-weight: 200; font-size: 30px; text-transform: uppercase; letter-spacing: -0.01em; }

.seg-ctl { display: flex; border: var(--rule) solid var(--hair-strong); }
.seg-ctl button { flex: 1; font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; padding: 9px 8px; color: var(--dim); }
.seg-ctl button + button { border-left: var(--rule) solid var(--hair-strong); }
.seg-ctl button[aria-pressed="true"] { background: var(--ink); color: var(--ground); }

/* allocation bar — same instrument as on the landing page */
.alloc-bar { display: flex; height: 70px; border: var(--rule) solid var(--hair-strong); user-select: none; touch-action: none; }
.seg { position: relative; display: flex; flex-direction: column; justify-content: space-between; padding: 8px 0 8px 9px; overflow: hidden; min-width: 0; }
.seg + .seg { border-left: var(--rule) solid var(--hair-strong); }
.seg .s-mkt { font-family: var(--mono); font-size: 10px; letter-spacing: 0.12em; white-space: nowrap; }
.seg .s-w { font-family: var(--mono); font-size: 11px; color: var(--dim); }
.seg::after { content: ''; position: absolute; inset: auto 0 0 0; height: 2px; background: var(--long); opacity: .55; }
.seg.short::after { background: var(--short); }
.handle { position: relative; width: 11px; margin: 0 -5px; z-index: 3; cursor: col-resize; flex: 0 0 11px; }
.handle::after { content: ''; position: absolute; left: 5px; top: 0; bottom: 0; width: 1px; }
.handle:hover::after, .handle.drag::after { background: var(--ink); }

.leg-row { display: grid; grid-template-columns: 8px 1fr 64px 84px 22px; gap: 12px; align-items: center; padding: 9px 0; border-bottom: var(--rule) solid var(--hair); font-family: var(--mono); font-size: 11px; }
.leg-row .dot { width: 6px; height: 6px; background: var(--long); }
.leg-row.short .dot { background: var(--short); }
.leg-row .side { color: var(--long); letter-spacing: 0.14em; text-align: left; font-size: 10.5px; }
.leg-row.short .side { color: var(--short); }
.leg-row .wt { text-align: right; color: var(--dim); }
.leg-row .rm { color: var(--faint); font-size: 14px; }
.leg-row .rm:hover { color: var(--short); }
.pool { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { font-family: var(--mono); font-size: 10px; letter-spacing: 0.12em; padding: 5px 9px; border: var(--rule) solid var(--hair-strong); color: var(--dim); }
.chip:hover:not(:disabled) { color: var(--ink); border-color: var(--ink); }
.chip:disabled { opacity: .3; cursor: not-allowed; }

.range { -webkit-appearance: none; appearance: none; width: 100%; height: 24px; background: transparent; }
.range::-webkit-slider-runnable-track { height: 1px; background: var(--hair-strong); }
.range::-moz-range-track { height: 1px; background: var(--hair-strong); }
.range::-webkit-slider-thumb { -webkit-appearance: none; width: 1px; height: 20px; background: var(--ink); margin-top: -10px; box-shadow: 0 0 0 5px transparent; }
.range::-moz-range-thumb { width: 1px; height: 20px; background: var(--ink); border: none; border-radius: 0; }

.summary { position: sticky; top: 76px; border: var(--rule) solid var(--hair-strong); min-width: 0; }
.summary .big-tk { font-weight: 200; font-size: 40px; text-transform: uppercase; letter-spacing: -0.015em; line-height: 1; word-break: break-all; }
.problems { display: grid; gap: 6px; }
.problems li { list-style: none; font-family: var(--mono); font-size: 11px; color: var(--short); display: flex; gap: 8px; }
.problems li::before { content: '—'; color: var(--faint); }
.ready { font-family: var(--mono); font-size: 11px; color: var(--long); }
.calldata { font-family: var(--mono); font-size: 10px; line-height: 1.8; color: var(--dim); white-space: pre; overflow-x: auto; padding: 12px 16px 16px; border-top: var(--rule) solid var(--hair); }
.calldata .k { color: rgba(237,237,237,.85); }

/* --- toasts --------------------------------------------------------------- */

.toasts { position: fixed; left: var(--gutter); bottom: 20px; z-index: 60; display: grid; gap: 8px; }
.toast {
  font-family: var(--mono); font-size: 11px; padding: 11px 14px; max-width: 420px;
  background: var(--ink); color: var(--ground);
  animation: tin .35s var(--ease);
}
.toast.bad { background: var(--short); }
@keyframes tin { from { transform: translateY(8px); opacity: 0; } }

/* --- responsive ----------------------------------------------------------- */

@media (max-width: 1080px) {
  .detail, .launch, .cols-2 { grid-template-columns: minmax(0, 1fr); }
  .ticket, .summary { position: static; }
  .clock { display: none; }
}
@media (max-width: 720px) {
  .top { grid-template-columns: auto auto; height: auto; padding-top: 10px; padding-bottom: 0; gap: 8px 16px; }
  .nav { grid-column: 1 / -1; order: 3; gap: 20px; }
  .nav a { padding: 10px 0 12px; }
  .brand .tag { display: none; }
  .bal-chip .k { display: none; }
  .sim .grow { font-size: 10px; }
  .leg-row { grid-template-columns: 8px 1fr 54px 64px 18px; gap: 8px; }
}
@media (prefers-reduced-motion: reduce) { .toast { animation: none; } }