/* ===== CALCULADORA — INTRO ===== */
.calc-intro { padding: 30px 0 18px; max-width: 920px; }
@media (min-width: 1024px) { .calc-intro { padding: 42px 0 24px; } }
.calc-intro h1 { margin: 14px 0; }
.calc-intro p { font-size: var(--fs-lead); line-height: 1.55; color: var(--body-color); max-width: 680px; }

.presets {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 22px;
}
.presets span { font-size: var(--fs-small); color: var(--muted); margin-right: 2px; width: 100%; }
@media (min-width: 480px) { .presets span { width: auto; } }
.chip {
  min-height: 44px;
  padding: 0 18px;
  border-radius: var(--radius-full);
  border: 1px solid var(--line);
  background: #fff;
  color: var(--texto);
  font: inherit;
  font-size: var(--fs-small);
  cursor: pointer;
}
.chip[aria-pressed="true"] { background: var(--azul); border-color: var(--azul); color: #fff; }

/* ===== CALCULADORA — LAYOUT ===== */
.calc-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  padding: 8px 0 48px;
}
@media (min-width: 1024px) {
  .calc-body { grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); align-items: start; padding: 8px 0 84px; }
}

.calc-groups { display: flex; flex-direction: column; gap: 18px; }

fieldset {
  margin: 0;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: var(--radius);
  padding: 22px;
}
@media (min-width: 560px) { fieldset { padding: 26px 28px; } }

legend {
  float: left;
  width: 100%;
  padding: 0;
  margin-bottom: 18px;
  display: flex;
  align-items: baseline;
  gap: 12px;
}
legend .n { font-family: var(--font-mono); font-size: var(--fs-hint); color: var(--azul); }
legend h2 { font-size: var(--fs-h3); line-height: 1.25; }

.fields {
  clear: both;
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
@media (min-width: 560px) { .fields { grid-template-columns: repeat(2, minmax(0,1fr)); } }

label { display: flex; flex-direction: column; gap: 6px; font-weight: 600; font-size: var(--fs-small); }
.hint { font-weight: 400; font-size: var(--fs-hint); color: var(--muted); }

.box {
  display: flex;
  align-items: center;
  min-height: 50px;
  border: 1px solid var(--line);
  background: var(--field);
  border-radius: 10px;
}
.box:focus-within { border-color: var(--azul); outline: 3px solid rgba(31,111,168,.2); }
.box span { padding: 0 14px; color: var(--muted); font-size: var(--fs-small); white-space: nowrap; }
.box input, .box select {
  flex: 1;
  min-width: 0;
  border: 0;
  background: transparent;
  color: var(--texto);
  font: inherit;
  font-size: var(--fs-body);
  padding: 12px 14px;
  font-variant-numeric: tabular-nums;
}
.box input:focus, .box select:focus { outline: none; }

.range { grid-column: 1 / -1; display: flex; flex-direction: column; gap: 8px; }
.range .top { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.range output { font-family: var(--font-heading); font-weight: 700; font-size: 20px; color: var(--azul); }
input[type=range] { width: 100%; accent-color: var(--azul); height: 32px; }

details { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--line); }
summary { cursor: pointer; color: var(--azul); font-weight: 600; font-size: var(--fs-small); padding: 4px 0; }
.fields-nested { margin-top: 14px; }

.range .top label.range-label { display: inline; font-size: var(--fs-small); }

/* ===== CALCULADORA — RESULTADO ===== */
.result {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: 28px;
  background: var(--dark);
  color: var(--dtext);
  border-radius: 18px;
}
@media (min-width: 560px) { .result { padding: 32px; } }

.r-label { font-size: var(--fs-small); color: var(--dmuted); }
.r-big {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--fs-number);
  line-height: 1;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  margin: 6px 0;
  flex-wrap: wrap;
}
.r-big small { font-size: 18px; color: var(--dmuted); font-weight: 500; }
.r-year { font-size: var(--fs-small); color: var(--teal); }

.error { margin: 0; font-size: var(--fs-small); color: #F0A774; }

.bars { display: flex; flex-direction: column; gap: 16px; }
.bar .top { display: flex; justify-content: space-between; font-size: var(--fs-small); margin-bottom: 8px; gap: 8px; }
.bar .top span { color: var(--dtext-2); }
.bar .top b { font-variant-numeric: tabular-nums; text-align: right; }
.track { height: 12px; border-radius: var(--radius-full); background: #23262C; overflow: hidden; }
.fill { height: 100%; border-radius: var(--radius-full); }
.fill.now { background: #5A5F66; }
.fill.after { background: linear-gradient(90deg, var(--azul), var(--turquesa)); }

.stats { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 12px; }
.stat { padding: 14px 16px; border: 1px solid var(--dline); border-radius: 12px; }
.stat .v { font-family: var(--font-heading); font-weight: 700; font-size: 22px; font-variant-numeric: tabular-nums; }
.stat .k { font-size: var(--fs-hint); color: var(--dmuted); }

.result .note { margin: 0; font-size: var(--fs-hint); line-height: 1.5; color: var(--dmuted); }