/* Afterfees visual system — 2026 product
   Port these tokens to Fieldkit / any marketing page.
   Cool near-white. One accent (blue). Keep/fee stay green/red.
   No beige, no serif, no orange craft, no heavy shadows, no bank-PDF gradients. */

:root {
  --bg: #f4f5f7;
  --bg-band: #eef0f3;
  --ink: #0b0d12;
  --muted: #5a6573;
  --line: #e4e7ec;
  --card: #ffffff;
  --keep: #047857;
  --keep-bg: #ecfdf5;
  --keep-line: #a7f3d0;
  --fee: #e11d48;
  --fee-bg: #fff1f2;
  --fee-line: #fecdd3;
  --accent: #2563eb;
  --accent-ink: #1d4ed8;
  --focus: #2563eb;
  --radius: 10px;
  --radius-sm: 8px;
  --sans: Inter, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", Menlo, Consolas, monospace;
  --max: 68rem;
  --shadow: none;
}

*, *::before, *::after { box-sizing: border-box; }

html { color-scheme: light; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.5;
  color: var(--ink);
  background: var(--bg);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { display: block; max-width: 100%; }

a {
  color: var(--accent-ink);
  text-underline-offset: 0.18em;
}
a:hover { color: var(--accent); }

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.skip {
  position: absolute;
  left: 0.75rem;
  top: -3rem;
  background: var(--ink);
  color: #fff;
  padding: 0.5rem 0.8rem;
  z-index: 20;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}
.skip:focus { top: 0; }

.wrap {
  width: min(var(--max), calc(100% - 1.5rem));
  margin-inline: auto;
}

/* Header */
.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(244, 245, 247, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 10;
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.7rem 0;
  flex-wrap: wrap;
}
.logo {
  font-weight: 700;
  letter-spacing: -0.04em;
  font-size: 1.05rem;
  color: var(--ink);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.logo:hover { color: var(--ink); }
.logo-mark {
  width: 1.25rem;
  height: 1.25rem;
  border-radius: 6px;
}
.pro-chip {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid var(--line);
  background: var(--card);
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  white-space: nowrap;
}
nav.primary {
  display: flex;
  gap: 0.15rem;
  flex-wrap: wrap;
}
nav.primary a {
  color: var(--muted);
  text-decoration: none;
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}
nav.primary a:hover {
  color: var(--ink);
  background: var(--bg-band);
}
nav.primary a[aria-current="page"] {
  background: var(--ink);
  color: #fff;
}

/* Page / hero */
.page { padding: 1.5rem 0 3rem; }
.hero { margin: 0 0 1.25rem; }
.eyebrow {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 0.5rem;
}
h1 {
  font-family: var(--sans);
  font-weight: 700;
  font-size: clamp(1.65rem, 4.2vw, 2.35rem);
  line-height: 1.12;
  letter-spacing: -0.045em;
  margin: 0 0 0.5rem;
}
.lede {
  font-size: 1rem;
  color: var(--muted);
  max-width: 36rem;
  margin: 0 0 0.25rem;
  line-height: 1.45;
}
.page.home .lede { margin-bottom: 0; }

/* Homepage tool cards — product, not essay */
.tool-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  margin: 1.35rem 0 1.5rem;
}
.tool-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.1rem 1.15rem 1.15rem;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-height: 100%;
  box-shadow: none;
}
.tool-card:hover {
  border-color: var(--ink);
}
.tool-card .tool-kicker {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}
.tool-card h2 {
  font-size: 1rem;
  font-weight: 650;
  margin: 0;
  letter-spacing: -0.02em;
}
.tool-card .tool-net {
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
  font-size: clamp(1.75rem, 4vw, 2.15rem);
  font-weight: 750;
  letter-spacing: -0.045em;
  color: var(--keep);
  line-height: 1.05;
  margin: 0.45rem 0 0.1rem;
}
.tool-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}
.tool-card .example {
  margin-top: 0.15rem;
  font-variant-numeric: tabular-nums;
  font-size: 0.8125rem;
  color: var(--muted);
  font-weight: 500;
}
.tool-card .go {
  margin-top: auto;
  padding-top: 0.85rem;
  font-size: 0.8125rem;
  font-weight: 650;
  letter-spacing: -0.01em;
  color: var(--accent-ink);
}

.note-strip {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
  color: var(--muted);
  font-size: 0.875rem;
}

/* Calculator */
.calc {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
  align-items: start;
  margin: 1.1rem 0 1.5rem;
}
.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: none;
  padding: 1.1rem 1.15rem 1.2rem;
}
.panel h2 {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 0.9rem;
}
.field {
  display: grid;
  gap: 0.3rem;
  margin-bottom: 0.9rem;
}
.field:last-child { margin-bottom: 0; }
.bare-fieldset {
  border: 0;
  padding: 0;
  margin: 0;
  min-inline-size: 0;
}
label, .legend {
  font-weight: 600;
  font-size: 0.875rem;
  letter-spacing: -0.01em;
}
.hint {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 400;
  line-height: 1.4;
}
input[type="number"] {
  font: inherit;
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.03em;
  padding: 0.7rem 0.8rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--ink);
  width: 100%;
  max-width: 16rem;
}
input[type="number"]:hover { border-color: #c5cad3; }
input[type="number"]:focus {
  border-color: var(--accent);
  outline: none;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.18);
}
.switch-row {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  padding: 0.7rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  margin-bottom: 0.55rem;
  background: #fff;
}
.switch-row:last-child { margin-bottom: 0; }
.switch-row input {
  width: 1.1rem;
  height: 1.1rem;
  margin-top: 0.15rem;
  accent-color: var(--accent);
  flex-shrink: 0;
}
.switch-copy strong { display: block; font-size: 0.875rem; }
.reset {
  margin-top: 0.95rem;
  background: none;
  border: 0;
  padding: 0;
  font: inherit;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--accent-ink);
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 0.16em;
}

.results { position: static; }
.net-block {
  background: var(--keep-bg);
  border: 1px solid var(--keep-line);
  border-radius: var(--radius);
  padding: 1rem 1.05rem 1.05rem;
  margin-bottom: 0.85rem;
}
.net-block .kicker {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--keep);
  margin: 0 0 0.2rem;
}
.net {
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
  font-size: clamp(2.15rem, 6vw, 2.85rem);
  font-weight: 750;
  letter-spacing: -0.05em;
  color: var(--keep);
  line-height: 1;
}
.net-sub {
  margin: 0.4rem 0 0;
  color: var(--muted);
  font-size: 0.8125rem;
}
.pcts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  margin-bottom: 0.9rem;
}
.pct {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.75rem;
  background: #fff;
}
.pct .n {
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}
.pct.lost .n { color: var(--fee); }
.pct.kept .n { color: var(--keep); }
.pct span {
  display: block;
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
  margin-bottom: 0.15rem;
}

table.breakdown {
  width: 100%;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
  font-size: 0.9rem;
}
table.breakdown th {
  text-align: left;
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 0 0 0.4rem;
  border-bottom: 1px solid var(--line);
  font-weight: 600;
}
table.breakdown td {
  padding: 0.45rem 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.875rem;
}
table.breakdown td:first-child {
  padding-right: 0.75rem;
  color: var(--ink);
}
table.breakdown td:last-child,
table.breakdown th:last-child { text-align: right; font-weight: 600; }
table.breakdown .fee td:last-child { color: var(--fee); }
table.breakdown tfoot td {
  font-weight: 700;
  border-bottom: 0;
  padding-top: 0.65rem;
}
table.breakdown tfoot tr:last-child td { color: var(--keep); font-size: 1rem; }

.compare-head {
  margin: 0 0 0.55rem;
}
.compare {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.55rem;
  margin: 0 0 1.75rem;
}
.compare .col {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.9rem 1rem;
}
.compare .col.on {
  border-color: var(--keep-line);
  background: var(--keep-bg);
}
.compare .col.off {
  border-color: var(--fee-line);
  background: var(--fee-bg);
}
.compare .label {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 0.2rem;
}
.compare .amt {
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
  font-size: 1.45rem;
  font-weight: 750;
  letter-spacing: -0.04em;
}
.compare .col.on .amt { color: var(--keep); }
.compare .col.off .amt { color: var(--fee); }
.compare p { margin: 0.25rem 0 0; font-size: 0.8125rem; color: var(--muted); }

.section {
  margin: 1.75rem 0;
  max-width: 42rem;
}
.section h2 {
  font-family: var(--sans);
  font-size: 1.05rem;
  font-weight: 650;
  letter-spacing: -0.03em;
  margin: 0 0 0.5rem;
}
.section ol, .section ul { padding-left: 1.15rem; }
.section li { margin: 0.28rem 0; }
.formula {
  font-family: var(--mono);
  font-size: 0.78rem;
  background: var(--bg-band);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0.8rem 0.9rem;
  overflow-x: auto;
  white-space: pre-wrap;
  line-height: 1.45;
}
.sources { font-size: 0.9rem; }
.sources li { margin: 0.4rem 0; }
.retrieved { color: var(--muted); font-size: 0.8rem; }

.disclaimer {
  border-top: 1px solid var(--line);
  margin-top: 2rem;
  padding-top: 1rem;
  color: var(--muted);
  font-size: 0.8125rem;
}

footer.site-footer {
  border-top: 1px solid var(--line);
  background: var(--card);
  padding: 1.1rem 0 1.4rem;
  font-size: 0.8125rem;
  color: var(--muted);
}
footer.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: baseline;
}
footer.site-footer strong { color: var(--ink); font-weight: 650; }

.faq details {
  border-bottom: 1px solid var(--line);
  padding: 0.7rem 0;
}
.faq summary {
  cursor: pointer;
  font-weight: 650;
  letter-spacing: -0.02em;
}
.faq p { margin: 0.4rem 0 0.15rem; color: var(--muted); }

@media (min-width: 880px) {
  .wrap { width: min(var(--max), calc(100% - 2rem)); }
  .page { padding: 2rem 0 3.5rem; }
  .tool-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.85rem;
    margin: 1.6rem 0 1.75rem;
  }
  .calc {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.18fr);
    gap: 1rem;
  }
  .results { position: sticky; top: 4.4rem; }
  .compare { grid-template-columns: 1fr 1fr; }
  .pcts { grid-template-columns: 1fr 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

/* Graphics — Site visual bar */
.logo-mark { width: 1.35rem; height: 1.35rem; }
.hero {
  display: grid;
  gap: 1.1rem;
  margin: 0 0 0.35rem;
}
.hero-flow { margin: 0; }
.hero-flow img { width: 100%; height: auto; display: block; }
.hero-flow .flow-wide { display: none; }
.tool-icon {
  width: 2.5rem;
  height: 2.5rem;
  margin-bottom: 0.55rem;
}
.tool-card { position: relative; }
.calc-flow {
  margin: 0.85rem 0 0.15rem;
  max-width: 40rem;
}
.calc-flow img { width: 100%; height: auto; display: block; }
.zero-state {
  display: none;
  margin: 0 0 0.85rem;
  padding: 0.65rem 0.7rem;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  background: var(--bg);
}
.zero-state img { width: min(100%, 17.5rem); height: auto; }
.zero-state p {
  margin: 0.4rem 0 0;
  font-size: 0.8125rem;
  color: var(--muted);
}
.results.is-zero .zero-state { display: block; }
.results.is-zero .net { opacity: 0.4; }

@media (min-width: 720px) {
  .hero-flow .flow-narrow { display: none; }
  .hero-flow .flow-wide { display: block; }
}
@media (min-width: 880px) {
  .page.home .hero {
    grid-template-columns: minmax(0, 0.9fr) minmax(280px, 1.1fr);
    align-items: center;
    gap: 1.75rem;
    margin-bottom: 0.5rem;
  }
}