/* Calculator pages — form on the left, the answer on the right, nothing else.
 *
 * These pages exist to hand somebody a number they are about to risk money on,
 * so the answer is the biggest thing on the screen and the working is shown
 * underneath it. No hero, no scroll before the tool. */

.tool-head{padding:clamp(2.25rem,4vw,3.25rem) 0 1.5rem}
.tool-head h1{font-size:clamp(2rem,3.6vw,2.9rem);margin:.7rem 0 .7rem}
.tool-head .lede{max-width:58ch}

.tool-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:1.5rem;align-items:start}
.tool-grid .out-col{position:sticky;top:calc(var(--nav-h) + 18px)}

/* .field sets display:grid, and a class selector beats the browser's own
   [hidden] rule — so a hidden field stays on screen unless this says otherwise.
   That is how the "fixed amount" box was visible while "% of balance" was
   selected. */
[hidden]{display:none!important}

.fields{display:grid;gap:1.05rem}
.pair{display:grid;grid-template-columns:1fr 1fr;gap:1.05rem}

.field{display:grid;gap:.38rem;min-width:0}
.field > label{font:600 .78rem/1 var(--sans);letter-spacing:.07em;text-transform:uppercase;color:var(--ink-3)}
.field .hint{font-size:.78rem;color:var(--ink-3);line-height:1.5}
.field .hint b{color:var(--ink-2);font-weight:600}

.inp{
  width:100%;font:500 1rem/1.2 var(--sans);color:var(--ink);
  background:var(--paper);border:1px solid var(--line);border-radius:10px;
  padding:.72rem .8rem;transition:border-color .16s,background .16s,box-shadow .16s;
  -moz-appearance:textfield;
}
.inp:focus{outline:none;border-color:var(--sage);background:var(--card);box-shadow:0 0 0 3px var(--sage-soft)}
.inp::-webkit-outer-spin-button,.inp::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
select.inp{cursor:pointer;background-image:none}
.inp.bad{border-color:var(--loss);box-shadow:0 0 0 3px rgba(192,69,62,.09)}

/* an input with a unit stuck to it — %, pips, lots */
.unit{position:relative;display:block}
.unit .inp{padding-right:3.4rem}
.unit span{
  position:absolute;right:.8rem;top:50%;transform:translateY(-50%);
  font:600 .8rem/1 var(--sans);color:var(--ink-3);pointer-events:none;
}

/* segmented choice — % of balance vs a fixed amount */
.seg{display:inline-flex;justify-self:start;background:var(--paper-2);border:1px solid var(--line);border-radius:10px;padding:3px;gap:3px}
.seg button{
  font:600 .82rem/1 var(--sans);color:var(--ink-2);background:none;border:0;cursor:pointer;
  padding:.5rem .85rem;border-radius:7px;transition:background .14s,color .14s;
}
.seg button[aria-pressed="true"]{background:var(--card);color:var(--ink);box-shadow:var(--shadow-sm)}

/* the answer */
.out-card{background:var(--card);border:1px solid rgba(23,24,28,.05);border-radius:var(--r-card);box-shadow:var(--shadow);overflow:hidden}
.out-main{padding:1.6rem 1.75rem;background:linear-gradient(180deg,var(--sage-soft),rgba(234,241,237,0))}
.out-main .k{font:600 .75rem/1 var(--sans);letter-spacing:.1em;text-transform:uppercase;color:var(--sage-ink)}
.out-main .v{font-family:var(--serif);font-weight:600;font-size:clamp(2.4rem,4.4vw,3.2rem);line-height:1.05;margin-top:.5rem;letter-spacing:-.02em}
.out-main .sub{font-size:.88rem;color:var(--ink-2);margin-top:.5rem}

.out-rows{display:grid}
.out-rows > div{display:flex;justify-content:space-between;align-items:baseline;gap:1rem;padding:.8rem 1.75rem;border-top:1px solid var(--hair)}
.out-rows dt,.out-rows .k{font-size:.86rem;color:var(--ink-2)}
.out-rows dd,.out-rows .v{font:600 .95rem/1 var(--sans);font-variant-numeric:tabular-nums}
.out-rows .v.good{color:var(--profit)}
.out-rows .v.bad{color:var(--loss)}

.note{margin:1rem 1.75rem 1.6rem;font-size:.82rem;line-height:1.6;color:var(--ink-2);
      background:var(--paper-2);border-radius:12px;padding:.85rem 1rem}
.note.warn{background:rgba(176,116,15,.08);color:#7A5209}
.note.stop{background:rgba(192,69,62,.07);color:#8E332E}
.note b{font-weight:600}

/* the working, and the explanation under the tool */
.working{font:.86rem/1.7 var(--sans);color:var(--ink-2)}
.working code{font:.85rem/1.5 ui-monospace,SFMono-Regular,Menlo,monospace;background:var(--paper-2);border-radius:6px;padding:.12rem .38rem;color:var(--ink)}

.prose{max-width:68ch}
.prose h3{margin:1.9rem 0 .55rem;font-family:var(--serif)}
.prose p{color:var(--ink-2);margin-bottom:.9rem}
.prose ul{color:var(--ink-2);margin:0 0 .9rem 1.1rem;display:grid;gap:.4rem}
.prose code{font:.86rem/1.5 ui-monospace,SFMono-Regular,Menlo,monospace;background:var(--paper-2);border-radius:6px;padding:.12rem .38rem;color:var(--ink)}

/* the other calculators */
.tool-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.tool-cards a{
  display:block;text-decoration:none;background:var(--card);border:1px solid rgba(23,24,28,.05);
  border-radius:14px;padding:1.15rem 1.25rem;box-shadow:var(--shadow-sm);
  transition:transform .14s,box-shadow .18s,border-color .18s;
}
.tool-cards a:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:var(--sage-line)}
.tool-cards .ic{width:30px;height:30px;border-radius:8px;background:var(--sage-soft);color:var(--sage-ink);
                display:grid;place-items:center;font-weight:700;font-size:.85rem;margin-bottom:.7rem}
.tool-cards h3{font-family:var(--sans);font-size:.98rem;font-weight:600;margin-bottom:.25rem}
.tool-cards p{font-size:.84rem;color:var(--ink-3);line-height:1.5}

.cta-band{background:linear-gradient(135deg,var(--sage-soft),rgba(234,241,237,.35));
          border:1px solid var(--sage-line);border-radius:var(--r-card);padding:2.25rem;text-align:center}
.cta-band h2{font-size:clamp(1.4rem,2.6vw,2rem);margin-bottom:.6rem}
.cta-band p{color:var(--ink-2);margin-bottom:1.35rem}

@media (max-width:900px){
  .tool-grid{grid-template-columns:1fr}
  /* On a phone the answer goes first. Below the form it is off the bottom of the
     screen, and a calculator whose answer you have to go looking for is a form. */
  .tool-grid .out-col{position:static;order:-1}
  .tool-cards{grid-template-columns:1fr}
}
@media (max-width:560px){
  .pair{grid-template-columns:1fr}
}