:root {
  color-scheme: dark;
  --bg: #0e0e0e;
  --surface: #161616;
  --surface-2: #1e1e1e;
  --surface-3: #252525;
  --border: rgba(255, 255, 255, 0.1);
  --gold: #00c98a;
  --gold-light: #00c98a;
  --gold-dim: rgba(0, 201, 138, 0.12);
  --text: #f0ede8;
  --muted: #9b9590;
  --success: #5cb87a;
  --danger: #e05f5f;
  --scale-base: rgba(240, 237, 232, 0.72);
  --scale-red: rgba(224, 95, 95, 0.82);
  --scale-green: rgba(0, 201, 138, 0.82);
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
  --font-display: "Outfit", "Avenir Next", "Segoe UI", Helvetica, Arial, sans-serif;
  --font-body: "DM Sans", "Avenir Next", "Segoe UI", Helvetica, Arial, sans-serif;
  --font-sinhala: "Noto Sans Sinhala", sans-serif;
  --font-mono: var(--font-body);
  --serif: var(--font-display);
  --sans: var(--font-body);
  --text-small: 12px;
  --text-base: 14px;
  --text-large: 24px;
}

:root[data-theme="light"] {
  color-scheme: light;
  --bg: #eef2f7;
  --surface: #f7f9fc;
  --surface-2: #ffffff;
  --surface-3: #e6ecf4;
  --border: rgba(0, 0, 0, 0.09);
  --gold: #009668;
  --gold-light: #007a55;
  --gold-dim: rgba(0, 150, 104, 0.1);
  --text: #1a1917;
  --muted: #6b6760;
  --success: #168a5b;
  --danger: #c94444;
  --scale-base: rgba(45, 111, 212, 0.72);
  --scale-red: rgba(201, 68, 68, 0.78);
  --scale-green: rgba(0, 150, 104, 0.78);
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.65;
  transition: background 0.2s, color 0.2s;
}

html[lang="si"] body,
html[lang="si"] body * {
  font-family: var(--font-sinhala);
}

button,
input,
select {
  font: inherit;
}

a {
  color: var(--gold-light);
}

.app-shell,
.shell {
  width: min(100%, 1080px);
  margin: 0 auto;
  padding: 0 24px 96px;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 52px;
  padding: 0 40px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}

:root[data-theme="light"] .topbar {
  background: var(--bg);
}

.logo {
  color: var(--text);
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.logo span {
  color: var(--gold);
  font-weight: 600;
}

.logo .tld {
  color: var(--text);
  font-weight: 600;
}

.topbar-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

.topbar-note,
.lang-toggle,
.theme-toggle,
.meta-pill {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: var(--text-small);
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}

.theme-toggle {
  justify-content: center;
  width: 34px;
  height: 34px;
  padding: 0;
}

.lang-toggle {
  cursor: pointer;
  color: var(--text);
}

.topbar-note {
  color: var(--text);
}

.theme-toggle {
  cursor: pointer;
  color: var(--text);
}

.theme-icon {
  font-size: var(--text-base);
  line-height: 1;
}

.noscript-banner {
  width: min(100%, 1180px);
  margin: 18px auto 0;
  padding: 14px 20px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface);
  color: var(--text);
}

:root .theme-icon-moon,
:root[data-theme="light"] .theme-icon-sun {
  display: none;
}

:root[data-theme="light"] .theme-icon-moon {
  display: inline;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 64px 0 48px;
  text-align: left;
}

.hero::before {
  content: "";
  position: absolute;
  inset: auto -10% 0 auto;
  width: 360px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--gold-dim), transparent 72%);
  pointer-events: none;
}

.hero-copy {
  position: relative;
  max-width: 560px;
  margin: 0;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: var(--text-small);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2 {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
}

h1 {
  max-width: 560px;
  margin: 0 0 20px;
  font-size: var(--text-large);
  font-weight: 700;
  line-height: 1.05;
}

h1 em {
  color: var(--gold);
  font-style: normal;
}

h2 {
  margin-bottom: 10px;
  font-size: var(--text-large);
  font-weight: 600;
}

h3 {
  margin-bottom: 8px;
  font-family: var(--font-display);
  font-size: var(--text-large);
  font-weight: 600;
  letter-spacing: -0.01em;
}

.lede {
  max-width: 520px;
  margin: 0 0 24px;
  color: var(--muted);
  font-size: var(--text-base);
  font-weight: 400;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  width: auto;
  margin: 0;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin: 0 auto 28px;
}

.howto-card,
.panel,
.doc-card {
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.howto-card {
  max-width: 1060px;
  margin: 32px auto 0;
  padding: 0;
  text-align: left;
  overflow: hidden;
}

.howto-card details {
  display: grid;
  gap: 0;
}

.howto-card summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 22px 24px;
  cursor: pointer;
  color: var(--text);
  font-family: var(--font-display);
  font-size: var(--text-large);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
  list-style: none;
  border-bottom: 1px solid var(--border);
}

.howto-card summary::-webkit-details-marker {
  display: none;
}

.howto-card summary::before {
  content: "▾";
  flex: 0 0 auto;
  color: var(--gold-light);
  font-family: var(--font-mono);
  font-size: var(--text-base);
  line-height: 1;
  transform: translateY(1px);
}

.howto-card details:not([open]) summary::before {
  content: "▸";
}

.howto-content {
  display: grid;
  gap: 0;
  padding: 0 24px 24px;
}

.howto-topic {
  display: grid;
  gap: 16px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.howto-topic:first-child {
  border-top: 0;
}

.howto-topic h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--text-large);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.howto-topic article {
  padding: 20px 22px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface-2);
  box-shadow: none;
}

.howto-topic h3 {
  margin: 0 0 8px;
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 500;
  letter-spacing: 0.01em;
  line-height: 1.5;
}

.howto-topic h3 span {
  color: var(--muted);
  font-weight: 500;
}

.howto-topic p {
  margin-bottom: 0;
  color: var(--muted);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.65;
}

.howto-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

.howto-top p,
.howto-box ul,
.advanced-grid,
.panel-hint,
.result-meta,
.placeholder,
.result-note,
.comparison-note,
.comparison-benchmark,
.comparison-delta,
.error-copy,
.benchmark-subtitle,
.footer {
  color: var(--muted);
}

.howto-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.howto-box,
.benefit-block,
.advanced,
.result-card,
.comparison-card,
.benchmark-card {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface-2);
}

.howto-box {
  padding: 22px;
}

.howto-box h3 {
  font-size: var(--text-large);
}

.howto-box strong,
.detail-list dt {
  color: var(--text);
}

.howto-box ul {
  margin: 8px 0 0;
  padding-left: 20px;
  font-size: var(--text-base);
}

.howto-box li {
  margin: 10px 0;
}

.workspace {
  display: grid;
  gap: 32px;
  padding: 0 0 24px;
}

.mode-switch {
  display: inline-flex;
  width: fit-content;
  max-width: 100%;
  margin: 0;
  gap: 2px;
  padding: 3px;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-2);
}

.mode-tab {
  min-height: 34px;
  padding: 7px 16px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-family: var(--font-body);
  font-size: var(--text-small);
  font-weight: 500;
  white-space: nowrap;
  transition: background-color 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.mode-tab.is-active {
  background: var(--gold);
  color: #ffffff;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.18), var(--shadow);
}

.mode-tab:focus-visible,
.button:focus-visible,
.text-button:focus-visible,
select:focus-visible,
input:focus-visible,
summary:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(201, 168, 76, 0.28);
  outline-offset: 2px;
}

.calculator-stack {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  align-items: start;
}

.panel {
  padding: 0;
}

.results-panel {
  display: grid;
  gap: 22px;
  scroll-margin-top: 96px;
}

.results-panel:focus {
  outline: none;
}

.panel-heading {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 0;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
}

.panel-heading h2 {
  margin-bottom: 0;
  font-size: var(--text-large);
  font-weight: 600;
}

.results-panel .panel-heading > div {
  flex: 1 1 640px;
  min-width: 0;
}

.results-panel .panel-heading > .panel-hint {
  flex: 0 0 auto;
}

.results-panel .panel-heading div .panel-hint {
  max-width: min(100%, 680px);
  text-align: left;
}

.panel-hint {
  max-width: 26ch;
  margin: 0;
  text-align: right;
  font-size: var(--text-small);
}

.calculator-form {
  display: grid;
  gap: 28px;
  padding: 24px;
}

.form-section {
  padding: 0 0 24px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.form-section:last-child {
  padding-bottom: 0;
  margin-bottom: 0;
  border-bottom: 0;
}

.mode-pane[hidden],
.mode-pane.is-hidden,
.field.is-hidden {
  display: none;
}

.field-grid,
.benchmark-grid,
.benefit-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
}

.basis-toggle {
  display: inline-flex;
  gap: 3px;
  margin-bottom: 18px;
  padding: 3px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-2);
}

.primary-toggle {
  width: min(100%, 430px);
}

.primary-toggle label {
  flex: 1 1 0;
}

.primary-toggle span {
  width: 100%;
}

.section-kicker {
  margin-bottom: 14px;
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: var(--text-small);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.basis-toggle label {
  display: inline-flex;
  align-items: center;
  cursor: pointer;
}

.basis-toggle input {
  position: absolute;
  width: 1px;
  min-height: 1px;
  opacity: 0;
  pointer-events: none;
}

.basis-toggle span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  padding: 6px 16px;
  border-radius: 6px;
  color: var(--muted);
  font-size: var(--text-small);
  font-weight: 600;
  line-height: 1;
}

.basis-toggle input:checked + span {
  background: var(--gold);
  color: #ffffff;
  box-shadow: var(--shadow);
}

.basis-toggle input:focus-visible + span {
  outline: 2px solid var(--gold-light);
  outline-offset: 2px;
}

.result-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 20px;
  padding: 0 24px;
}

.field {
  display: grid;
  gap: 7px;
  color: var(--muted);
  position: relative;
}

.field > span,
.benefit-chip > span,
.benefit-value-field > span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  width: fit-content;
  color: var(--muted);
  font-size: var(--text-small);
  font-weight: 500;
  letter-spacing: 0.01em;
  text-transform: none;
}

.benefit-chip[data-help] > span::after,
.benefit-value-field[data-help] > span::after {
  content: "?";
  display: inline-grid;
  place-items: center;
  width: 16px;
  height: 16px;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: var(--surface-2);
  color: var(--gold-light);
  font-size: var(--text-small);
  font-weight: 900;
  line-height: 1;
  letter-spacing: 0;
  text-transform: none;
}

.field[data-help]::after {
  content: attr(data-help);
  position: static;
  width: auto;
  padding: 0;
  border: 0;
  background: none;
  color: var(--muted);
  box-shadow: none;
  font-size: var(--text-small);
  font-weight: 400;
  line-height: 1.4;
  opacity: 1;
  pointer-events: none;
  transform: none;
  transition: none;
}

.field[data-help] > span::after {
  display: none;
}

.benefit-chip[data-help]::after,
.benefit-value-field[data-help]::after {
  content: attr(data-help);
  position: absolute;
  z-index: 5;
  top: auto;
  bottom: calc(100% + 8px);
  left: 0;
  width: min(280px, 90vw);
  padding: 9px 11px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  box-shadow: var(--shadow);
  font-size: var(--text-small);
  font-weight: 600;
  line-height: 1.35;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-4px);
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.benefit-chip[data-help]:hover::after,
.benefit-chip[data-help]:focus-within::after,
.benefit-value-field[data-help]:hover::after,
.benefit-value-field[data-help]:focus-within::after {
  opacity: 1;
  transform: translateY(0);
}

.field.inline {
  min-width: 220px;
}

input,
select {
  width: 100%;
  min-height: 38px;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  outline: none;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
  font-size: var(--text-base);
}

select {
  appearance: none;
  padding-right: 38px;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--muted) 50%),
    linear-gradient(135deg, var(--muted) 50%, transparent 50%);
  background-position:
    calc(100% - 23px) 50%,
    calc(100% - 16px) 50%;
  background-repeat: no-repeat;
  background-size: 7px 7px, 7px 7px;
}

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

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

input:focus,
select:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-dim);
}

select option {
  background: var(--surface-2);
}

.benefit-block,
.advanced {
  padding: 22px;
}

.advanced summary {
  cursor: pointer;
  color: var(--text);
  font-weight: 800;
}

.advanced-grid {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.benefit-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 18px;
}

.benefit-head h3 {
  margin: 0;
  font-size: var(--text-base);
}

.benefit-chip {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 42px;
  padding: 10px 14px;
  cursor: pointer;
}

.field-grid > .benefit-chip {
  grid-column: 1 / -1;
  width: 100%;
}

.benefit-row {
  display: grid;
  gap: 10px;
}

.benefit-row .benefit-chip {
  width: 100%;
}

.benefit-value-field {
  position: relative;
  display: grid;
  gap: 6px;
}

.benefit-value-field span {
  color: var(--muted);
  font-size: var(--text-small);
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
}

.benefit-value-field.is-disabled {
  opacity: 0.55;
}

.benefit-chip input {
  width: auto;
  min-height: auto;
  accent-color: var(--gold);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.button,
.text-button {
  min-height: 38px;
  border: 1px solid transparent;
  border-radius: 8px;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.08s ease, background-color 0.12s ease, border-color 0.12s ease, color 0.12s ease;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  background: var(--gold);
  color: #ffffff;
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 500;
  line-height: 1;
  letter-spacing: 0;
}

.button.secondary,
.text-button {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}

.button.ghost {
  background: transparent;
  color: var(--muted);
  border-color: transparent;
  padding-inline: 8px;
}

.button.secondary {
  background: transparent;
}

.button:not(.secondary):not(.ghost):hover {
  opacity: 0.88;
}

.button.secondary:hover,
.button.ghost:hover,
.text-button:hover,
.mode-tab:hover {
  background: var(--surface-3);
  border-color: var(--border);
  color: var(--text);
}

.button:active,
.text-button:active {
  transform: scale(0.98);
}

.button:disabled {
  cursor: not-allowed;
  opacity: 0.48;
  transform: none;
}

.result-card,
.comparison-card,
.benchmark-card,
.doc-card {
  padding: 18px;
  overflow: hidden;
}

.result-card-label {
  margin-bottom: 6px;
  color: var(--muted);
  font-size: var(--text-small);
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.result-card-value {
  color: var(--text);
  font-family: var(--font-mono);
  display: block;
  max-width: 100%;
  font-size: var(--text-large);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.result-body {
  padding: 24px;
}

.result-summary h3 {
  margin-bottom: 6px;
  font-size: var(--text-large);
  font-weight: 600;
}

.detail-list {
  display: grid;
  grid-template-columns: minmax(140px, 180px) minmax(0, 1fr);
  gap: 10px 16px;
  margin: 16px 0;
}

.detail-list dd {
  margin: 0;
}

.detail-list.compact {
  gap: 8px 12px;
}

.comparison-section {
  display: grid;
  gap: 14px;
  margin-top: 26px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.comparison-section h3 {
  margin-bottom: 0;
  font-size: var(--text-large);
}

.comparison-note {
  margin-bottom: 4px;
}

.comparison-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.comparison-card {
  display: grid;
  gap: 8px;
}

.comparison-card h4 {
  margin: 0;
  font-size: var(--text-base);
}

.comparison-actual {
  margin: 0;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: var(--text-large);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.comparison-benchmark,
.comparison-delta {
  margin: 0;
  font-size: var(--text-base);
}

.comparison-insight {
  margin: 0;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-2);
  color: var(--text);
  font-size: var(--text-base);
  font-weight: 600;
  line-height: 1.45;
}

.comparison-benchmark {
  display: grid;
  gap: 2px;
}

.comparison-benchmark p {
  margin: 0;
}

.comparison-card-below_p25 {
  border-color: rgba(224, 92, 92, 0.42);
}

.comparison-card-at_or_above_median,
.comparison-card-above_p75 {
  border-color: rgba(92, 184, 122, 0.42);
}

.comparison-card-within_range {
  border-color: rgba(92, 184, 122, 0.42);
}

.comparison-cost {
  gap: 14px;
}

.comparison-cost-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.comparison-badge {
  flex: 0 0 auto;
  padding: 5px 8px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: var(--text-small);
  font-weight: 500;
  letter-spacing: 0.06em;
  line-height: 1;
  text-transform: uppercase;
}

.comparison-card-below_p25 .comparison-badge {
  color: var(--danger);
  border-color: rgba(224, 95, 95, 0.34);
}

.comparison-card-within_range .comparison-badge,
.comparison-card-at_or_above_median .comparison-badge,
.comparison-card-above_p75 .comparison-badge {
  color: var(--success);
  border-color: rgba(92, 184, 122, 0.34);
}

.comparison-rows {
  display: grid;
  grid-template-columns: minmax(130px, 0.8fr) minmax(0, 1fr);
  gap: 9px 14px;
  margin: 0;
}

.comparison-rows dt {
  color: var(--muted);
  font-size: var(--text-small);
}

.comparison-rows dd {
  margin: 0;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: var(--text-base);
  font-variant-numeric: tabular-nums;
  text-align: right;
}

.comparison-break-even {
  border-color: rgba(0, 201, 138, 0.36);
  background: linear-gradient(180deg, var(--gold-dim), transparent 72%);
}

.benchmarks-panel .panel-heading {
  align-items: center;
}

.benchmark-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.benchmark-card h3 {
  font-size: var(--text-base);
}

.stack {
  display: grid;
  gap: 12px;
}

.doc-card ul {
  margin: 10px 0 0;
  padding-left: 18px;
  color: var(--muted);
}

code,
pre {
  font-family: var(--font-body);
}

pre.output {
  overflow-x: auto;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface-2);
  color: var(--text);
}

.footer {
  padding: 34px 8px 0;
  font-size: var(--text-base);
  text-align: center;
}

.policy-section {
  max-width: 1060px;
  margin: 34px auto 0;
  padding: 30px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface);
  box-shadow: var(--shadow);
  text-align: left;
}

.policy-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.policy-grid article {
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface-2);
}

.copyright-line {
  margin: 64px 0 0;
  text-align: center;
}

/* Typography policy: English uses Outfit + DM Sans with three sizes; Sinhala uses Noto Sans Sinhala with the same three sizes. */
body,
button,
input,
select,
textarea,
p,
li,
dd,
dt,
summary,
.button,
.text-button,
.mode-tab,
.panel-hint,
.lede,
.howto-topic h3,
.howto-topic p,
.comparison-benchmark,
.comparison-delta,
.comparison-insight,
.comparison-rows dd,
.footer {
  font-size: var(--text-base);
}

h1,
h2,
h3,
.howto-card summary,
.howto-topic h2,
.result-summary h3,
.comparison-section h3,
.result-card-value,
.comparison-actual {
  font-size: var(--text-large);
}

.logo,
.topbar-note,
.lang-toggle,
.theme-toggle,
.meta-pill,
.eyebrow,
.section-kicker,
.field > span,
.benefit-chip > span,
.benefit-value-field > span,
.field[data-help]::after,
.benefit-chip[data-help]::after,
.benefit-value-field[data-help]::after,
.result-card-label,
.comparison-badge,
.comparison-rows dt {
  font-size: var(--text-small);
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.mode-pane:not(.is-hidden),
.result-card,
.comparison-card,
.benchmark-card {
  animation: fadeUp 0.28s ease;
}

@media (max-width: 980px) {
  .howto-grid,
  .benchmark-grid,
  .policy-grid {
    grid-template-columns: 1fr;
  }

  .calculator-stack {
    grid-template-columns: 1fr;
  }

  .results-panel {
    position: static;
  }

  .panel-hint {
    text-align: left;
  }
}

@media (max-width: 720px) {
  .app-shell,
  .shell {
    padding-inline: 16px;
  }

  .topbar {
    padding: 0 20px;
  }

  .topbar-meta {
    justify-content: flex-start;
  }

  .hero {
    padding: 40px 0 32px;
  }

  .hero-meta,
  .topbar-note {
    display: none;
  }

  .field-grid,
  .result-grid,
  .benefit-grid {
    grid-template-columns: 1fr;
  }

  .result-grid {
    padding-inline: 18px;
  }

  .howto-card {
    padding: 0;
  }

  .howto-card summary,
  .howto-content {
    padding-inline: 18px;
  }

  .calculator-form,
  .result-body,
  .panel-heading {
    padding-inline: 18px;
  }

  .panel-heading,
  .howto-top {
    display: grid;
  }

  .detail-list {
    grid-template-columns: 1fr;
    gap: 4px 0;
  }
}