/* The Last Tax calculator - styles. Brand tokens match the site stylesheet
   (/assets/styles.css), which loads first and provides the shared header,
   footer, and typography chrome. */
:root {
  --cream: #faf7f2;
  --paper: #ffffff;
  --ink: #1a1a1a;
  --navy: #1e3a5f;
  --navy-deep: #142a46;
  --bronze: #8a6a3a;
  --bronze-light: #c9b78a;
  --bronze-text: #8a6a3a;
  --green: #2b6144;
  --amber: #b5781f;
  --muted: #5a5a5a;
  --line: #d9d2c4;
  --shadow: 0 1px 0 #e8e2d3, 0 20px 40px -28px rgba(20, 42, 70, 0.22);
  --radius: 2px;
  --maxw: 1000px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: Georgia, "Iowan Old Style", "Palatino Linotype", "Times New Roman", serif;
  line-height: 1.5;
}

/* The site stylesheet gives every <section> big padding and a rule; the
   calculator's tab panels are not page sections, so neutralize that here. */
main section { padding: 0; border-bottom: 0; }

/* --- Page head (below the shared site header) ------------------------------ */
.page-head { margin: 1.75rem 0 1.5rem; }
.page-head h1 {
  font-size: clamp(1.65rem, 3.2vw, 2.25rem);
  margin: 0 0 0.75rem;
  color: var(--ink);
  line-height: 1.15;
  letter-spacing: -0.01em;
}
.page-head .page-tagline { color: var(--muted); font-size: 1.05rem; max-width: 60ch; margin: 0; }

/* --- Book CTA (result funnel) ---------------------------------------------- */
.book-cta {
  margin-top: 1.1rem; padding-top: 0.9rem; border-top: 1px dashed var(--line);
}
.book-cta p { margin: 0 0 0.7rem; font-size: 0.92rem; color: var(--muted); }
.book-cta-btn {
  display: inline-block; background: var(--navy); color: #fff; text-decoration: none;
  border-radius: 2px; padding: 0.6rem 1.1rem; font-size: 0.95rem; font-weight: bold; min-height: 44px;
}
.book-cta-btn:hover { background: var(--navy-deep); }
.book-cta-btn:focus-visible { outline: 3px solid var(--bronze); outline-offset: 2px; }

main { max-width: var(--maxw); margin: 0 auto; padding: 1.25rem 1rem 1rem; }

/* --- Tabs ----------------------------------------------------------------- */
.tabs {
  display: flex; gap: 0.25rem; border-bottom: 2px solid var(--line); margin-bottom: 1.4rem;
  flex-wrap: wrap;
}
.tabs button {
  font-family: inherit; font-size: 1.02rem; cursor: pointer; background: none; border: none;
  color: var(--muted); padding: 0.7rem 1rem; border-bottom: 3px solid transparent;
  margin-bottom: -2px; min-height: 44px;
}
.tabs button[aria-selected="true"] { color: var(--navy); font-weight: bold; border-bottom-color: var(--bronze); }
.tabs button:hover { color: var(--navy); }
.tabs button:focus-visible { outline: 3px solid var(--bronze); outline-offset: 2px; border-radius: 2px; }

/* --- Panels & layout ------------------------------------------------------ */
.panel { animation: fade 0.15s ease; }
@keyframes fade { from { opacity: 0.4; } to { opacity: 1; } }

.calc-grid { display: grid; grid-template-columns: 1fr 340px; gap: 1.5rem; align-items: start; }
@media (max-width: 820px) { .calc-grid { grid-template-columns: 1fr; } }

.inputs h2, .summary-wrap h2 { margin: 0 0 0.3rem; font-size: 1.3rem; color: var(--navy); }
.card-sub { color: var(--muted); font-size: 0.92rem; margin: 0.3rem 0 1.2rem; }

/* --- Fields --------------------------------------------------------------- */
.field { margin: 1rem 0; }
.field > label, .est-row label { display: block; font-size: 1rem; font-weight: bold; color: var(--ink); }
.field .sub { display: block; color: var(--muted); font-size: 0.82rem; margin: 0.1rem 0 0.4rem; }

.money {
  display: flex; align-items: center; background: #fff;
  border: 1px solid var(--line); border-radius: 2px; overflow: hidden;
}
.money .affix { padding: 0 0.1rem 0 0.7rem; color: var(--muted); }
.money input {
  font-family: inherit; font-size: 1.1rem; border: none; outline: none;
  padding: 0.55rem 0.7rem 0.55rem 0.35rem; width: 100%; text-align: right; background: transparent; color: var(--ink);
}
.money.sm input { font-size: 0.98rem; padding: 0.4rem 0.5rem; }
.money:focus-within { outline: 2px solid var(--bronze-light); border-color: var(--bronze); }

.plain-in {
  font-family: inherit; font-size: 1.1rem; padding: 0.55rem 0.7rem; width: 100%; text-align: right;
  border: 1px solid var(--line); border-radius: 2px; background: #fff;
}
.plain-in:focus { outline: 2px solid var(--bronze-light); border-color: var(--bronze); }

select {
  font-family: inherit; font-size: 1rem; padding: 0.55rem; width: 100%;
  border: 1px solid var(--line); border-radius: 2px; background: #fff; color: var(--ink);
}
select:focus { outline: 2px solid var(--bronze-light); border-color: var(--bronze); }

.defer-toggle { margin-top: 0.7rem; }
.check { display: flex; align-items: center; gap: 0.5rem; font-weight: bold; cursor: pointer; }
.check input { width: 1.1rem; height: 1.1rem; }
.defer-toggle .sub { display: block; color: var(--muted); font-size: 0.82rem; margin: 0.25rem 0 0; }

.row-total {
  display: flex; justify-content: space-between; align-items: baseline;
  margin-top: 1.1rem; padding-top: 0.8rem; border-top: 1px dashed var(--line); font-weight: bold;
}
.row-total .amt { font-size: 1.35rem; color: var(--navy); }

/* --- Disclosures (estimators, "add more", rate, breakdown) ---------------- */
details > summary {
  cursor: pointer; color: var(--bronze-text); font-size: 0.92rem; list-style: none;
  min-height: 44px; display: flex; align-items: center; padding: 0.3rem 0;
}
details > summary::-webkit-details-marker { display: none; }
.estimator > summary::before, .more-fields > summary::before,
.rate-advanced > summary::before, .breakdown-wrap > summary::before, .method-note > summary::before {
  content: "+ "; font-weight: bold; margin-right: 0.2rem;
}
.estimator[open] > summary::before, .more-fields[open] > summary::before,
.rate-advanced[open] > summary::before, .breakdown-wrap[open] > summary::before,
.method-note[open] > summary::before { content: "\2212 "; }

.est-body {
  margin: 0.3rem 0 0.5rem; background: rgba(200, 155, 90, 0.08);
  border: 1px solid var(--line); border-radius: 2px; padding: 0.75rem 0.85rem; font-size: 0.88rem;
}
.est-body p { margin: 0 0 0.5rem; }
.est-row { display: grid; grid-template-columns: 1fr 150px; align-items: center; gap: 0.5rem; margin: 0.4rem 0; }
.est-row label { font-weight: normal; font-size: 0.88rem; }
.est-out { font-weight: bold; color: var(--navy); margin: 0.5rem 0; }
.apply-btn {
  font-family: inherit; cursor: pointer; background: var(--navy); color: #fff;
  border: none; border-radius: 2px; padding: 0.55rem 1rem; font-size: 0.9rem; min-height: 44px;
}
.apply-btn:hover { background: var(--navy-deep); }
.apply-btn:focus-visible { outline: 3px solid var(--bronze); outline-offset: 2px; }
.method { color: var(--muted); font-size: 0.78rem; font-style: italic; margin: 0.5rem 0 0 !important; }

.more-fields { margin-top: 0.5rem; border-top: 1px solid var(--line); }
.rate-advanced { margin-top: 1.2rem; border-top: 1px solid var(--line); padding-top: 0.3rem; }
.rate-body { margin-top: 0.3rem; }

/* Rate segmented control */
.segmented { display: flex; flex-wrap: wrap; border: 1px solid var(--line); border-radius: 2px; overflow: hidden; }
.segmented button {
  font-family: inherit; cursor: pointer; border: none; background: #fff; color: var(--ink);
  padding: 0.5rem 0.7rem; font-size: 0.85rem; flex: 1; border-right: 1px solid var(--line); min-height: 44px;
}
.segmented button:last-child { border-right: none; }
.segmented button.active { background: var(--navy); color: #fff; }
.segmented button:focus-visible { outline: 3px solid var(--bronze); outline-offset: -3px; }
.rate-formula { font-size: 0.9rem; color: var(--navy); margin: 0.6rem 0 0; font-variant-numeric: tabular-nums; }
.rate-note { color: var(--muted); font-size: 0.82rem; margin: 0.5rem 0 0; }

/* --- Result cards (wealth, income) --------------------------------------- */
.result {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 1.3rem 1.3rem 1.4rem; position: sticky; top: 1rem;
}
.r-title { margin: 0 0 0.3rem; font-size: 1rem; color: var(--muted); font-weight: normal; }
.big-number { margin: 0; font-size: 2.5rem; font-weight: bold; color: var(--navy); line-height: 1.05; }
.sub-number { margin: 0.3rem 0 0; color: var(--muted); font-size: 1rem; }
.of-line { margin: 0.6rem 0 0; color: var(--muted); font-size: 0.88rem; }
.replaces-note { margin: 1rem 0 0; color: var(--muted); font-size: 0.82rem; border-top: 1px solid var(--line); padding-top: 0.7rem; }

/* Deferral split bar */
.defer-bar { margin-top: 1rem; }
.defer-split { display: flex; height: 26px; border-radius: 2px; overflow: hidden; border: 1px solid var(--line); }
.defer-split .seg-now { background: var(--green); }
.defer-split .seg-defer { background: var(--bronze); }
.defer-split span { display: flex; align-items: center; justify-content: center; font-size: 0.7rem; color: #fff; }
.defer-legend { font-size: 0.82rem; color: var(--ink); margin: 0.5rem 0 0; }

/* Breakdown (income tab) */
.breakdown-wrap { margin-top: 1rem; }
#incomeBreakdown { margin-top: 0.5rem; font-size: 0.9rem; }
#incomeBreakdown table { width: 100%; border-collapse: collapse; }
#incomeBreakdown td { padding: 0.25rem 0; border-bottom: 1px solid var(--line); }
#incomeBreakdown td:last-child { text-align: right; font-variant-numeric: tabular-nums; }
#incomeBreakdown tr.section td { color: var(--bronze-text); font-weight: bold; border-bottom: none; padding-top: 0.6rem; }
.method-note { margin-top: 0.6rem; }
.mn-body { font-size: 0.84rem; color: var(--ink); margin-top: 0.4rem; }
.mn-body ul { margin: 0.4rem 0; padding-left: 1.1rem; }
.mn-body li { margin: 0.2rem 0; }

/* --- Summary tab ---------------------------------------------------------- */
.summary-wrap {
  max-width: 640px; margin: 0 auto; background: var(--navy-deep); color: var(--paper);
  border-radius: var(--radius); box-shadow: var(--shadow); padding: 1.8rem 1.5rem;
}
.summary-wrap .headline {
  font-size: 1.8rem; text-align: center; font-weight: bold; margin: 0; line-height: 1.25;
}
.summary-wrap .headline.save { color: #7fd6a3; }
.summary-wrap .headline.pay { color: #f4c77a; }
.summary-wrap .sub-number { text-align: center; color: var(--bronze-light); }
.tiles { display: grid; grid-template-columns: 1fr 1fr; gap: 0.8rem; margin-top: 1.3rem; }
@media (max-width: 520px) { .tiles { grid-template-columns: 1fr; } }
.tile { background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.12); border-radius: 2px; padding: 0.9rem; }
.t-label { display: block; color: var(--bronze-light); font-size: 0.8rem; }
.t-amt { display: block; font-size: 1.6rem; font-weight: bold; margin-top: 0.2rem; }
.tile.today .t-amt { color: #f0c98a; }
.tile.proposed .t-amt { color: #9fe0bd; }
.note-box {
  margin-top: 1.2rem; background: rgba(200,155,90,0.18); border-left: 3px solid var(--bronze-light);
  padding: 0.85rem 1rem; font-size: 0.9rem; border-radius: 2px; color: var(--paper);
}
.summary-foot { margin-top: 1.2rem; color: var(--bronze-light); font-size: 0.82rem; text-align: center; }

/* --- Example picker -------------------------------------------------------- */
.example-pick {
  margin: 0 0 1.2rem; padding: 0.7rem 0.85rem; background: rgba(156, 107, 46, 0.06);
  border: 1px solid var(--line); border-radius: 2px;
}
.example-pick label { display: block; font-size: 0.88rem; color: var(--bronze-text); font-weight: bold; margin-bottom: 0.35rem; }

/* --- How this works ------------------------------------------------------- */
.how-it-works { margin-top: 1.8rem; border-top: 2px solid var(--line); padding-top: 1.1rem; }
.how-it-works h2 { font-size: 1.25rem; color: var(--navy); margin: 0 0 0.5rem; }
.how-it-works details { border-bottom: 1px solid var(--line); }
.how-it-works details > summary { font-size: 1rem; color: var(--navy); font-weight: bold; }
.how-it-works details > summary::before { content: "+ "; font-weight: bold; margin-right: 0.2rem; }
.how-it-works details[open] > summary::before { content: "\2212 "; }
.hiw-body { font-size: 0.92rem; color: var(--ink); padding: 0 0 0.7rem; }
.hiw-body p { margin: 0 0 0.6rem; }
.hiw-foot { font-size: 0.85rem; color: var(--muted); margin-top: 0.9rem; }
.hiw-foot a { color: var(--bronze-text); }

/* --- Disclaimer ------------------------------------------------------------ */
.disclaimer { max-width: var(--maxw); margin: 1.5rem auto 0; padding: 1.5rem 1rem 3rem; color: var(--muted); font-size: 0.83rem; }
.disclaimer p { margin: 0.5rem 0; }
.disclaimer strong { color: var(--ink); }
.privacy strong { color: var(--green); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .panel { animation: none; }
}
@media (max-width: 820px) {
  .result { position: static; margin-top: 1rem; }
}