@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@500;600&family=Manrope:wght@400;600;700;800&display=swap");

:root {
  color-scheme: light;
  --ink: #1f2528;
  --muted: #657277;
  --line: #d9e1df;
  --paper: #fbfbf8;
  --panel: #ffffff;
  --mint: #dfeee6;
  --green: #176c54;
  --green-dark: #0e4939;
  --coral: #c15d47;
  --gold: #e4a93c;
  --blue: #356d8a;
  --danger: #a33d33;
  --shadow: 0 18px 55px rgba(31, 37, 40, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Manrope", "Segoe UI", sans-serif;
  line-height: 1.55;
}

a {
  color: inherit;
}

.site-header,
.site-footer {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-weight: 850;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: var(--green);
  color: #fff;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

nav a {
  color: var(--muted);
  font-weight: 700;
  text-decoration: none;
}

.hero {
  max-width: 1200px;
  min-height: 330px;
  margin: 0 auto;
  padding: 38px 24px 28px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 34px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--coral);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 820px;
  margin: 0 0 18px;
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 0.94;
  letter-spacing: 0;
}

h2 {
  margin: 0 0 14px;
  font-size: clamp(1.7rem, 3.6vw, 2.55rem);
  line-height: 1.08;
  letter-spacing: 0;
}

h3 {
  margin: 26px 0 8px;
}

.hero-copy > p:not(.eyebrow) {
  max-width: 710px;
  color: var(--muted);
  font-size: 1.18rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-top: 20px;
}

.button-link,
button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border: 0;
  border-radius: 7px;
  background: var(--green-dark);
  color: #fff;
  font: inherit;
  font-weight: 850;
  text-decoration: none;
  cursor: pointer;
}

.button-link {
  padding: 0 20px;
}

.text-link {
  color: var(--green-dark);
  font-weight: 850;
}

.hero-panel {
  display: grid;
  gap: 12px;
}

.hero-panel div {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.hero-panel strong,
.hero-panel span {
  display: block;
}

.hero-panel span {
  color: var(--muted);
}

.calculator-band {
  padding: 30px 24px 46px;
  background: var(--mint);
}

.calculator-shell {
  max-width: 1380px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(280px, 340px) minmax(360px, 0.95fr) minmax(340px, 1.05fr);
  grid-template-areas:
    "result input breakdown"
    "compare input breakdown";
  gap: 16px;
  align-items: start;
}

.input-panel,
.result-panel,
.table-card,
.compare-card,
.guide-grid article,
.faq-band details {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.input-panel {
  grid-area: input;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  padding: 24px;
}

.panel-heading {
  grid-column: 1 / -1;
}

.field {
  display: grid;
  gap: 8px;
}

.span-2 {
  grid-column: 1 / -1;
}

.field-group {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfdfb;
}

.mode-group {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(220px, 280px);
  gap: 14px;
  align-items: center;
  padding: 16px;
  border: 1px solid rgba(23, 108, 84, 0.22);
  border-radius: 8px;
  background: #f7fbf8;
}

.mode-group h3 {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.25;
}

.mode-group .hint {
  grid-column: 1 / -1;
}

.mode-toggle {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.mode-toggle label {
  cursor: pointer;
}

.mode-toggle input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.mode-toggle span {
  display: grid;
  align-content: center;
  gap: 3px;
  min-height: 66px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  text-align: center;
}

.mode-toggle strong {
  font-weight: 850;
}

.mode-toggle small {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 750;
  line-height: 1.25;
}

.mode-toggle input:checked + span {
  border-color: var(--green);
  background: var(--green-dark);
  color: #fff;
}

.mode-toggle input:checked + span small {
  color: rgba(255, 255, 255, 0.82);
}

[data-pod-only] {
  display: none;
}

body[data-seller-mode="pod"] [data-pod-only] {
  display: block;
}

.field-group .field {
  min-width: 0;
}

.group-heading {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 2px;
}

.group-heading span {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: var(--green-dark);
  color: #fff;
  font-family: "IBM Plex Mono", "Manrope", sans-serif;
  font-size: 0.82rem;
  font-weight: 850;
}

.group-heading h3 {
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.2;
}

.input-panel {
  container-type: inline-size;
}

@container (min-width: 640px) {
  .field-group {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .field-group.span-2 {
    grid-template-columns: 1fr;
  }
}

label,
legend {
  color: var(--ink);
  font-weight: 800;
}

.optional {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 750;
}

input,
select {
  width: 100%;
  min-height: 46px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  font: inherit;
}

input[type="number"] {
  appearance: textfield;
  -moz-appearance: textfield;
}

input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
  margin: 0;
  appearance: none;
  -webkit-appearance: none;
}

input:focus,
select:focus,
button:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(23, 108, 84, 0.22);
  outline-offset: 2px;
}

.money-field {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
}

.money-field span {
  min-width: 44px;
  padding: 0 12px;
  color: var(--muted);
  font-weight: 850;
  text-align: center;
}

.money-field input {
  border: 0;
  border-left: 1px solid var(--line);
  border-radius: 0;
}

.hint {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.range-row {
  display: grid;
  grid-template-columns: 1fr 58px;
  gap: 12px;
  align-items: center;
}

input[type="range"] {
  padding: 0;
}

output {
  color: var(--green-dark);
  font-weight: 900;
  text-align: right;
}

.switch-field {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.switch-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.switch-row input {
  width: 20px;
  min-height: 20px;
}

.segmented {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.segmented label {
  cursor: pointer;
}

.segmented input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.segmented span {
  display: grid;
  place-items: center;
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #f7faf8;
}

.segmented input:checked + span {
  border-color: var(--green);
  background: var(--green);
  color: #fff;
}

.result-panel {
  grid-area: result;
  position: static;
  padding: 26px;
  box-shadow: var(--shadow);
}

.profit-hero {
  margin-bottom: 20px;
}

.profit-hero span,
.profit-hero em {
  display: block;
  color: var(--muted);
  font-style: normal;
  font-weight: 750;
}

.profit-hero strong {
  display: block;
  margin: 4px 0;
  color: var(--green-dark);
  font-size: clamp(3rem, 6vw, 4.5rem);
  line-height: 1;
  letter-spacing: 0;
  font-family: "IBM Plex Mono", "Manrope", sans-serif;
}

.profit-hero.loss strong,
.profit-hero.loss em {
  color: var(--danger);
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.metric-grid div,
.recommendation,
.compare-row {
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #f8faf8;
  padding: 13px;
}

.metric-grid span,
.recommendation span,
.compare-row span {
  display: block;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 700;
}

.metric-grid strong,
.recommendation strong,
.compare-row strong {
  display: block;
  font-size: 1.25rem;
  font-family: "IBM Plex Mono", "Manrope", sans-serif;
}

.recommendation {
  margin-top: 14px;
  border-color: rgba(228, 169, 60, 0.55);
  background: #fffaf0;
}

.recommendation p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

button {
  width: 100%;
  margin-top: 16px;
}

.copy-status {
  min-height: 24px;
  margin: 10px 0 0;
  color: var(--green-dark);
  font-weight: 800;
}

.content-band {
  padding: 52px 24px;
}

.wide-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 350px;
  gap: 24px;
}

.table-card,
.compare-card {
  padding: 24px;
}

.calculator-shell .table-card {
  grid-area: breakdown;
}

.compare-card {
  grid-area: compare;
  align-self: start;
}

.compare-row {
  margin-top: 12px;
}

table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
}

th,
td {
  padding: 13px 10px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  overflow-wrap: anywhere;
}

th:nth-child(1),
td:nth-child(1) {
  width: 30%;
}

th:nth-child(2),
td:nth-child(2) {
  width: 44%;
}

th:nth-child(3),
td:nth-child(3) {
  width: 26%;
}

th:last-child,
td:last-child {
  text-align: right;
  font-weight: 850;
  font-family: "IBM Plex Mono", "Manrope", sans-serif;
}

td:nth-child(2) {
  color: var(--muted);
}

.guide-grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 8px 24px 54px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.guide-grid article {
  padding: 25px;
}

.source-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 24px;
  max-width: 1200px;
  margin: 0 auto 38px;
  padding: 28px 24px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.source-band ul {
  margin: 0;
  padding-left: 20px;
}

.source-band a {
  color: var(--blue);
  font-weight: 800;
}

.disclaimer-band {
  max-width: 900px;
  margin: 0 auto 34px;
  padding: 24px;
  border: 1px solid #e8d5a8;
  border-radius: 8px;
  background: #fffaf0;
}

.disclaimer-band h2 {
  max-width: 720px;
}

.disclaimer-band p:last-child {
  margin-bottom: 0;
}

.faq-band {
  max-width: 900px;
  margin: 0 auto;
  padding: 12px 24px 62px;
}

.faq-band details {
  margin-top: 12px;
  padding: 18px 20px;
}

summary {
  cursor: pointer;
  font-weight: 850;
}

.site-footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.page {
  max-width: 880px;
  margin: 0 auto;
  padding: 48px 24px 76px;
}

.page h1 {
  font-size: clamp(2.3rem, 6vw, 4rem);
}

.article-list {
  display: grid;
  gap: 12px;
  padding-left: 20px;
}

.article-list a {
  color: var(--green-dark);
  font-weight: 850;
}

@media (max-width: 1180px) {
  .calculator-shell {
    grid-template-columns: minmax(300px, 360px) minmax(0, 1fr);
    grid-template-areas:
      "result input"
      "compare input"
      "breakdown breakdown";
  }
}

@media (max-width: 980px) {
  .hero,
  .calculator-shell,
  .wide-grid,
  .guide-grid,
  .source-band {
    grid-template-columns: 1fr;
  }

  .calculator-shell {
    grid-template-areas:
      "result"
      "input"
      "compare"
      "breakdown";
  }

  .result-panel {
    position: static;
  }
}

@media (max-width: 680px) {
  .site-header,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero {
    min-height: auto;
    padding-top: 34px;
  }

  .input-panel,
  .metric-grid,
  .field-group,
  .mode-group {
    grid-template-columns: 1fr;
  }

  .span-2,
  .panel-heading {
    grid-column: auto;
  }

  .field-group,
  .mode-group,
  .switch-field,
  .result-panel,
  .table-card,
  .compare-card {
    padding: 16px;
  }

  .calculator-band {
    padding-inline: 14px;
  }

  .profit-hero strong {
    font-size: 3rem;
  }

  .group-heading {
    align-items: flex-start;
  }

  input,
  select,
  button {
    min-height: 50px;
  }

  th:nth-child(2),
  td:nth-child(2) {
    display: none;
  }
}