:root {
  color-scheme: light;
  --bg: #f6f8fb;
  --bg-soft: #eef3f8;
  --surface: #ffffff;
  --surface-strong: #f3f6fb;
  --calculator-input-bg: #fbfcfe;
  --text: #111827;
  --muted: #637187;
  --border: #dde6f0;
  --primary: #2563eb;
  --primary-strong: #0f5ef7;
  --primary-soft: #e7f0ff;
  --success: #16a34a;
  --success-soft: #e8f9ee;
  --cta: #f97316;
  --cta-dark: #ea580c;
  --danger: #dc2626;
  --violet: #6d5dfc;
  --shadow: 0 18px 45px rgba(15, 23, 42, 0.08);
  --shadow-soft: 0 8px 24px rgba(15, 23, 42, 0.06);
  --radius: 8px;
  --font: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

[data-theme="dark"] {
  color-scheme: dark;
  --bg: #081120;
  --bg-soft: #0b1627;
  --surface: #101a2a;
  --surface-strong: #0c1422;
  --calculator-input-bg: color-mix(in srgb, var(--surface) 96%, transparent);
  --text: #e8eef7;
  --muted: #9fafc5;
  --border: #26354c;
  --primary: #3b82f6;
  --primary-strong: #60a5fa;
  --primary-soft: rgba(59, 130, 246, 0.14);
  --success: #22c55e;
  --success-soft: rgba(34, 197, 94, 0.14);
  --cta: #fb923c;
  --cta-dark: #f97316;
  --danger: #f87171;
  --violet: #8b5cf6;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
  --shadow-soft: 0 14px 34px rgba(0, 0, 0, 0.24);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 14% 0%, rgba(37, 99, 235, 0.13), transparent 32rem),
    linear-gradient(180deg, var(--bg), var(--bg-soft));
  color: var(--text);
  font-family: var(--font);
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  color: var(--primary);
}

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

button,
input,
select {
  font: inherit;
}

input,
select {
  width: 100%;
  min-height: 2.9rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  color: var(--text);
  padding: 0.72rem 0.82rem;
}

input::placeholder {
  color: color-mix(in srgb, var(--muted) 74%, transparent);
}

:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--primary) 70%, white);
  outline-offset: 3px;
}

.sr-only,
.skip-link:not(:focus) {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.skip-link:focus {
  position: fixed;
  top: 1rem;
  left: 1rem;
  z-index: 30;
  border-radius: var(--radius);
  background: var(--cta);
  color: #111827;
  padding: 0.7rem 0.9rem;
  font-weight: 850;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(16px);
}

.nav-shell,
.page-shell,
.footer-grid,
.footer-bottom {
  width: min(1200px, calc(100% - 1rem));
  margin: 0 auto;
}

.nav-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 0.75rem;
  min-height: 62px;
  padding: 0.55rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  grid-column: 1;
  grid-row: 1;
  width: max-content;
  font-size: 1.38rem;
  line-height: 1;
  font-weight: 900;
  color: var(--text);
}

.brand-logo {
  display: grid;
  width: clamp(15rem, 62vw, 18.5rem);
  aspect-ratio: 1110 / 260;
  place-items: center;
}

.brand-logo-image {
  grid-area: 1 / 1;
  display: block;
  width: 100%;
  height: auto;
}

.brand-logo-image-dark,
[data-theme="dark"] .brand-logo-image-light {
  display: none;
}

[data-theme="dark"] .brand-logo-image-dark {
  display: block;
}

.brand-accent {
  color: var(--primary-strong);
}

.menu-toggle,
.theme-toggle,
.nav-action,
.icon-button {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  color: var(--text);
  box-shadow: var(--shadow-soft);
}

.menu-toggle {
  display: grid;
  grid-column: 2;
  grid-row: 1;
  justify-self: end;
  gap: 0.22rem;
  width: 2.65rem;
  height: 2.65rem;
  padding: 0.72rem;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  height: 2px;
  border-radius: 999px;
  background: var(--text);
}

.site-nav {
  display: none;
  grid-column: 1 / -1;
  gap: 0.4rem;
  padding: 0.4rem 0 0.2rem;
  color: var(--muted);
  font-size: 0.91rem;
  font-weight: 800;
}

.nav-open .site-nav {
  display: grid;
}

.site-nav a {
  border-radius: var(--radius);
  padding: 0.7rem 0.75rem;
}

.site-nav a:hover {
  background: var(--primary-soft);
}

.header-search,
.locale-switcher,
.nav-action,
.theme-toggle {
  display: none;
}

.header-search,
.search-panel {
  position: relative;
}

.header-search input,
.search-panel input {
  padding-right: 2.4rem;
}

.search-key {
  position: absolute;
  top: 50%;
  right: 0.65rem;
  translate: 0 -50%;
  display: grid;
  place-items: center;
  width: 1.55rem;
  height: 1.55rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--muted);
  font-weight: 900;
}

.search-key svg {
  width: 0.92rem;
  height: 0.92rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.theme-toggle {
  display: grid;
  grid-column: 3;
  grid-row: 1;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  justify-self: end;
  width: 5.75rem;
  height: 2.65rem;
  border-radius: 1rem;
  padding: 0.2rem;
  cursor: pointer;
}

.theme-option {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  height: 100%;
  border-radius: 0.78rem;
  color: var(--muted);
  font-size: 1.2rem;
  font-weight: 900;
  transition: background-color 0.18s ease, color 0.18s ease, box-shadow 0.18s ease;
}

.theme-toggle[data-active-theme="light"] .theme-option-light,
.theme-toggle[data-active-theme="dark"] .theme-option-dark {
  background: var(--surface);
  color: var(--primary);
  box-shadow: 0 8px 18px color-mix(in srgb, var(--text) 10%, transparent);
}

.locale-switcher {
  display: block;
  grid-column: 1 / -1;
  grid-row: 2;
  position: relative;
}

.locale-switcher-flag {
  position: absolute;
  top: 50%;
  left: 0.72rem;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 1.38rem;
  height: 1.38rem;
  border-radius: 999px;
  overflow: hidden;
  background-color: var(--surface);
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--border) 78%, transparent);
  pointer-events: none;
  translate: 0 -50%;
}

.locale-switcher-flag[data-region="US"] {
  background-image: url("../img/flags/us.svg");
}

.locale-switcher-flag[data-region="GB"] {
  background-image: url("../img/flags/gb.svg");
}

.locale-switcher-flag[data-region="IE"] {
  background-image: url("../img/flags/ie.svg");
}

.locale-switcher-flag[data-region="EU"] {
  background-image: url("../img/flags/eu.svg");
}

.locale-switcher-flag[data-region="CA"] {
  background-image: url("../img/flags/ca.svg");
}

.locale-switcher-flag[data-region="AU"] {
  background-image: url("../img/flags/au.svg");
}

.locale-switcher-flag[data-region="NZ"] {
  background-image: url("../img/flags/nz.svg");
}

.locale-switcher-flag[data-region="IN"] {
  background-image: url("../img/flags/in.svg");
}

.locale-switcher-flag[data-region="JP"] {
  background-image: url("../img/flags/jp.svg");
}

.locale-switcher-flag[data-region="ZA"] {
  background-image: url("../img/flags/za.svg");
}

.locale-switcher select {
  min-height: 2.65rem;
  padding: 0.58rem 2rem 0.58rem 2.35rem;
  border-color: var(--border);
  background-color: color-mix(in srgb, var(--surface) 92%, transparent);
  box-shadow: var(--shadow-soft);
  color: var(--text);
  font-size: 0.84rem;
  font-weight: 850;
}

.nav-action {
  align-items: center;
  gap: 0.45rem;
  min-height: 2.65rem;
  padding: 0 0.8rem;
  color: var(--text);
  font-size: 0.88rem;
  font-weight: 850;
}

.favorites-action span:first-child {
  color: var(--cta);
}

.favorites-count {
  display: inline-grid;
  place-items: center;
  min-width: 1.35rem;
  min-height: 1.35rem;
  border-radius: 999px;
  background: var(--cta);
  color: #111827;
  padding: 0 0.35rem;
  font-size: 0.72rem;
  line-height: 1;
}

.favorites-count[hidden] {
  display: none;
}

.search-results {
  position: absolute;
  inset: calc(100% + 0.45rem) 0 auto;
  z-index: 25;
  display: grid;
  gap: 0.35rem;
  padding: 0.55rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.search-results[hidden] {
  display: none;
}

.search-results a,
.search-results p {
  margin: 0;
  border-radius: var(--radius);
  padding: 0.62rem;
}

.search-results a {
  display: grid;
  gap: 0.1rem;
}

.search-results a:hover {
  background: var(--surface-strong);
}

.search-results span,
.search-results p {
  color: var(--muted);
  font-size: 0.83rem;
  text-transform: capitalize;
}

.hero {
  width: min(1200px, calc(100% - 1rem));
  margin: 0 auto;
  --hero-accent: var(--primary);
  --hero-accent-2: #14b8a6;
  --hero-accent-3: var(--cta);
  position: relative;
  isolation: isolate;
  display: grid;
  gap: 1rem;
  overflow: hidden;
  padding: 1.25rem 0 1rem;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  z-index: -1;
  height: 100%;
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--hero-accent) 8%, transparent), transparent 34%),
    linear-gradient(135deg, transparent 0 34%, color-mix(in srgb, var(--hero-accent-2) 7%, transparent) 34% 35%, transparent 35% 100%);
  opacity: 0.86;
  pointer-events: none;
}

.hero::after {
  content: "8";
  position: absolute;
  right: clamp(0.25rem, 4vw, 2rem);
  top: clamp(0.4rem, 4vw, 1.8rem);
  z-index: -1;
  color: color-mix(in srgb, var(--hero-accent) 6%, transparent);
  font-size: clamp(9rem, 26vw, 20rem);
  font-weight: 900;
  line-height: 0.8;
  pointer-events: none;
}

.hero--calculator {
  --hero-accent: #2563eb;
  --hero-accent-2: #38bdf8;
  --hero-accent-3: #6d5dfc;
  --concept-accent: #2563eb;
  --concept-accent-2: #38bdf8;
  --concept-accent-3: #6d5dfc;
  --concept-mark: "8";
}

.hero-panel,
.content-card,
.tool-card,
.category-card,
.ad-slot,
.benefit-band {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--surface) 95%, transparent);
  box-shadow: var(--shadow-soft);
}

.hero-content {
  display: grid;
  align-content: center;
  gap: 0.95rem;
  min-width: 0;
  padding: 1.1rem 0 0.4rem;
}

.hero--calculator .hero-content {
  padding-left: clamp(0.9rem, 3vw, 1.4rem);
  padding-right: clamp(0.35rem, 1.5vw, 0.75rem);
}

.hero h1,
.section-heading h1,
.section-heading h2,
.content-card h1,
.content-card h2,
.calculator-titlebar h1 {
  margin: 0;
  line-height: 1.08;
}

.hero h1 {
  max-width: 13ch;
  font-size: clamp(2.55rem, 10.5vw, 5.05rem);
  letter-spacing: 0;
}

.hero-copy,
.content-card p,
.markdown-content li {
  color: var(--muted);
}

.hero-copy {
  max-width: 45rem;
  margin: 0;
  font-size: clamp(1rem, 1.7vw, 1.12rem);
  line-height: 1.6;
}

.eyebrow {
  margin: 0 0 0.45rem;
  color: var(--primary);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.search-panel {
  display: grid;
  gap: 0.52rem;
  width: min(100%, 47rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: center;
}

.hero-actions .button {
  min-height: 2.65rem;
  padding: 0.66rem 0.9rem;
}

.hero--calculator .button-primary {
  background: linear-gradient(135deg, var(--hero-accent), var(--hero-accent-2) 58%, var(--hero-accent-3));
  color: #ffffff;
  box-shadow: 0 12px 26px color-mix(in srgb, var(--hero-accent) 18%, transparent);
}

.hero--calculator .button-primary:hover {
  background: linear-gradient(135deg, #1d4ed8, #0ea5e9 58%, #5b4df0);
  color: #ffffff;
}

.hero--calculator .button-secondary {
  color: var(--hero-accent);
}

.search-panel-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
}

.search-panel-heading span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 850;
  text-transform: uppercase;
}

.search-panel input {
  min-height: 3.15rem;
  border-color: color-mix(in srgb, var(--primary) 18%, var(--border));
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--surface) 96%, transparent), color-mix(in srgb, var(--surface) 88%, transparent));
  box-shadow: 0 14px 34px color-mix(in srgb, var(--primary) 8%, transparent);
}

.search-panel label,
.input-group label {
  font-size: 0.86rem;
  font-weight: 850;
}

.quick-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  max-width: 47rem;
}

.quick-links a,
.live-pill {
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  padding: 0.45rem 0.68rem;
  font-size: 0.84rem;
  font-weight: 800;
}

.quick-links a:hover {
  border-color: color-mix(in srgb, var(--primary) 30%, var(--border));
  background: var(--primary-soft);
  color: var(--primary-strong);
}

.hero-panel {
  position: relative;
  isolation: isolate;
  display: grid;
  gap: 0.85rem;
  align-content: start;
  overflow: hidden;
  border-color: color-mix(in srgb, var(--primary) 16%, var(--border));
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--primary) 8%, transparent), transparent 42%),
    linear-gradient(180deg, color-mix(in srgb, var(--surface) 98%, transparent), color-mix(in srgb, var(--surface) 88%, transparent));
  padding: 1rem;
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  z-index: 0;
  height: 0.24rem;
  background: linear-gradient(90deg, var(--primary), #14b8a6, var(--cta));
}

.hero-panel::after {
  content: "%";
  position: absolute;
  right: 0.5rem;
  bottom: -0.4rem;
  z-index: 0;
  color: var(--primary);
  font-size: clamp(7rem, 18vw, 11rem);
  font-weight: 900;
  line-height: 0.8;
  opacity: 0.055;
  pointer-events: none;
}

.hero-panel > * {
  position: relative;
  z-index: 1;
}

.hero-panel-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.85rem;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 850;
}

.hero-panel-heading span {
  color: var(--primary);
  text-transform: uppercase;
}

.hero-panel-heading strong {
  color: var(--text);
}

.metric-card,
.metric-row {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--surface) 86%, transparent);
  padding: 0.9rem;
}

.metric-card--featured {
  display: grid;
  gap: 0.18rem;
  min-height: 8.25rem;
  align-content: center;
  border-color: color-mix(in srgb, var(--success) 20%, var(--border));
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--success) 11%, transparent), transparent 56%),
    color-mix(in srgb, var(--surface) 92%, transparent);
}

.metric-card strong {
  display: block;
  color: var(--success);
  font-size: clamp(2.2rem, 9vw, 3.4rem);
  line-height: 1.05;
}

.metric-card span,
.metric-card small,
.metric-row span {
  color: var(--muted);
}

.metric-grid {
  display: grid;
  gap: 0.65rem;
}

.metric-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  min-height: 4.25rem;
}

.metric-row strong {
  color: var(--text);
  font-size: 1rem;
}

.metric-row--health {
  border-color: color-mix(in srgb, #22c55e 20%, var(--border));
}

.metric-row--math {
  border-color: color-mix(in srgb, var(--cta) 18%, var(--border));
}

.metric-row--time {
  border-color: color-mix(in srgb, var(--violet) 20%, var(--border));
}

.hero-category-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.55rem;
}

.hero-category-strip span {
  min-width: 0;
  border: 1px solid color-mix(in srgb, var(--primary) 18%, var(--border));
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--primary) 6%, var(--surface));
  color: var(--muted);
  padding: 0.55rem 0.4rem;
  font-size: 0.75rem;
  font-weight: 850;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

[data-theme="dark"] .hero::before {
  opacity: 0.46;
}

[data-theme="dark"] .hero::after,
[data-theme="dark"] .hero-panel::after {
  opacity: 0.12;
}

[data-theme="dark"] .search-panel input,
[data-theme="dark"] .metric-card,
[data-theme="dark"] .metric-row,
[data-theme="dark"] .hero-category-strip span {
  background-color: color-mix(in srgb, var(--surface) 88%, transparent);
}

.hero-versions-page {
  width: min(1200px, calc(100% - 1rem));
  margin: 0 auto;
  display: grid;
  gap: 1rem;
  padding: 1rem 0 3rem;
}

.hero-version-intro {
  display: grid;
  gap: 0.45rem;
  padding: 1rem 0 0.25rem;
}

.hero-version-intro h1,
.hero-concept h2 {
  margin: 0;
  color: var(--text);
  line-height: 1.05;
}

.hero-version-intro h1 {
  font-size: clamp(2rem, 7vw, 3.7rem);
}

.hero-version-intro p,
.hero-concept-copy p {
  max-width: 46rem;
  margin: 0;
  color: var(--muted);
}

.hero-concept {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: grid;
  gap: 1rem;
  min-height: 31rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 92% 15%, color-mix(in srgb, var(--concept-accent, var(--primary)) 12%, transparent), transparent 16rem),
    linear-gradient(135deg, color-mix(in srgb, var(--concept-accent, var(--primary)) 7%, transparent), transparent 46%),
    color-mix(in srgb, var(--surface) 94%, transparent);
  box-shadow: var(--shadow-soft);
  padding: clamp(1rem, 3vw, 1.35rem);
}

.hero-concept::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  z-index: 0;
  height: 0.25rem;
  background: linear-gradient(90deg, var(--concept-accent, var(--primary)), var(--concept-accent-2, #14b8a6), var(--concept-accent-3, var(--cta)));
}

.hero-concept::after {
  content: var(--concept-mark, "8");
  position: absolute;
  right: 0.7rem;
  bottom: -0.7rem;
  z-index: 0;
  color: var(--concept-accent, var(--primary));
  font-size: clamp(7rem, 18vw, 13rem);
  font-weight: 900;
  line-height: 0.8;
  opacity: 0.055;
  pointer-events: none;
}

.hero-concept > * {
  position: relative;
  z-index: 1;
}

.hero-concept--command {
  --concept-accent: #2563eb;
  --concept-accent-2: #14b8a6;
  --concept-accent-3: #f97316;
  --concept-mark: "$";
}

.hero-concept--topics {
  --concept-accent: #14b8a6;
  --concept-accent-2: #22c55e;
  --concept-accent-3: #7657e8;
  --concept-mark: "=";
}

.hero-concept--calculator {
  --concept-accent: #2563eb;
  --concept-accent-2: #38bdf8;
  --concept-accent-3: #6d5dfc;
  --concept-mark: "8";
}

.hero-concept-copy {
  display: grid;
  align-content: center;
  gap: 0.95rem;
}

.hero-concept h2 {
  max-width: 12ch;
  font-size: clamp(2.15rem, 8vw, 4.6rem);
  letter-spacing: 0;
}

.hero-concept-search {
  width: min(100%, 42rem);
}

.hero-concept-panel,
.hero-topic-board,
.hero-standard-calculator {
  border: 1px solid color-mix(in srgb, var(--concept-accent, var(--primary)) 18%, var(--border));
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--concept-accent, var(--primary)) 7%, transparent), transparent 52%),
    color-mix(in srgb, var(--surface) 91%, transparent);
  box-shadow: 0 14px 34px color-mix(in srgb, var(--concept-accent, var(--primary)) 9%, transparent);
}

.hero-command-panel {
  display: grid;
  gap: 0.75rem;
  align-content: center;
  padding: clamp(0.9rem, 3vw, 1.15rem);
}

.hero-command-output,
.hero-command-list div {
  border: 1px solid color-mix(in srgb, var(--concept-accent, var(--primary)) 15%, var(--border));
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--surface) 86%, transparent);
  padding: 0.9rem;
}

.hero-command-output strong {
  display: block;
  color: var(--success);
  font-size: clamp(2.2rem, 8vw, 3.5rem);
  line-height: 1.05;
}

.hero-command-output span,
.hero-command-output small,
.hero-command-list span {
  color: var(--muted);
}

.hero-command-list {
  display: grid;
  gap: 0.65rem;
}

.hero-command-list div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  min-height: 4.1rem;
}

.hero-command-list strong {
  color: var(--text);
}

.hero-topic-actions,
.hero-mini-results {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.hero-topic-board {
  display: grid;
  gap: 0.7rem;
  padding: 0.9rem;
}

.hero-topic-board a {
  display: grid;
  grid-template-columns: 2.55rem minmax(0, 1fr);
  gap: 0.08rem 0.75rem;
  align-items: center;
  min-height: 5.8rem;
  border: 1px solid color-mix(in srgb, var(--concept-accent, var(--primary)) 15%, var(--border));
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--surface) 84%, transparent);
  padding: 0.82rem;
}

.hero-topic-board a:hover {
  border-color: color-mix(in srgb, var(--concept-accent, var(--primary)) 38%, var(--border));
  color: inherit;
  transform: translateY(-1px);
}

.hero-topic-board span {
  grid-row: span 2;
  display: grid;
  place-items: center;
  width: 2.55rem;
  height: 2.55rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--concept-accent, var(--primary)), var(--concept-accent-2, #14b8a6));
  color: #ffffff;
  font-weight: 900;
}

.hero-topic-board strong {
  color: var(--text);
  line-height: 1.1;
}

.hero-topic-board small,
.hero-mini-results a,
.hero-mini-results span {
  color: var(--muted);
}

.hero-mini-results a,
.hero-mini-results span {
  border: 1px solid color-mix(in srgb, var(--concept-accent, var(--primary)) 16%, var(--border));
  border-radius: 999px;
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  padding: 0.45rem 0.7rem;
  font-size: 0.82rem;
  font-weight: 850;
}

.hero-mini-results a:hover,
.hero-mini-results a:focus-visible {
  border-color: color-mix(in srgb, var(--concept-accent, var(--primary)) 38%, var(--border));
  background: var(--primary-soft);
  color: var(--primary-strong);
}

.hero-standard-calculator {
  --standard-accent: #215ec7;
  --standard-operator: #2e8df0;
  --standard-utility-bg: #eaf8ff;
  --standard-key-border: #b8cdfa;
  --standard-key-bg: #ffffff;
  display: grid;
  align-content: start;
  gap: clamp(0.62rem, 2vw, 0.82rem);
  width: min(100%, 28.5rem);
  justify-self: center;
  border-color: color-mix(in srgb, var(--standard-accent) 20%, var(--border));
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--standard-accent) 7%, transparent), transparent 52%),
    linear-gradient(180deg, color-mix(in srgb, var(--surface) 98%, transparent), color-mix(in srgb, var(--surface-strong) 88%, transparent));
  padding: clamp(0.72rem, 2.2vw, 1rem);
  box-shadow:
    0 22px 48px color-mix(in srgb, var(--standard-accent) 11%, transparent),
    inset 0 1px 0 rgba(255, 255, 255, 0.78);
}

.hero-standard-calculator-display {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  min-height: clamp(5.05rem, 18vw, 5.9rem);
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--standard-accent) 22%, var(--border));
  border-radius: calc(var(--radius) - 2px);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--standard-accent) 6%, transparent), transparent 62%),
    color-mix(in srgb, var(--surface) 97%, transparent);
  color: var(--text);
  padding: 1rem clamp(0.86rem, 3vw, 1.05rem);
  font-size: clamp(2.4rem, 12vw, 3.55rem);
  font-weight: 750;
  line-height: 1;
  text-align: right;
  text-overflow: ellipsis;
  white-space: nowrap;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.88),
    0 8px 20px color-mix(in srgb, var(--standard-accent) 7%, transparent);
}

.hero-standard-calculator-keys {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(0.48rem, 1.8vw, 0.66rem);
}

.hero-standard-calculator-keys button {
  min-width: 0;
  min-height: clamp(3.1rem, 13vw, 3.65rem);
  border: 1px solid var(--standard-key-border);
  border-radius: calc(var(--radius) - 2px);
  background: var(--standard-key-bg);
  color: var(--text);
  font-size: clamp(1rem, 4.4vw, 1.16rem);
  font-weight: 650;
  cursor: pointer;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.72),
    0 8px 18px color-mix(in srgb, var(--text) 4%, transparent);
  transition: transform 150ms ease, border-color 150ms ease, background-color 150ms ease, box-shadow 150ms ease;
}

.hero-standard-calculator-keys button:hover {
  border-color: color-mix(in srgb, var(--standard-accent) 36%, var(--border));
  background: color-mix(in srgb, var(--standard-key-bg) 90%, var(--standard-utility-bg));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.78),
    0 10px 22px color-mix(in srgb, var(--standard-accent) 9%, transparent);
  transform: translateY(-1px);
}

.hero-standard-calculator-keys button:active {
  transform: translateY(1px);
}

.hero-standard-calculator-keys [data-standard-calculator-operation],
.hero-standard-calculator-keys .hero-standard-calculator-equals {
  border-color: color-mix(in srgb, var(--standard-operator) 68%, var(--standard-key-border));
  background: var(--standard-operator);
  color: #ffffff;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.32),
    0 12px 24px color-mix(in srgb, var(--standard-accent) 18%, transparent);
}

.hero-standard-calculator-keys .hero-standard-calculator-equals {
  background: var(--standard-operator);
  color: #ffffff;
  border-color: color-mix(in srgb, var(--standard-operator) 68%, var(--standard-key-border));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.32),
    0 12px 24px color-mix(in srgb, var(--standard-accent) 18%, transparent);
}

.hero-standard-calculator-keys [data-standard-calculator-operation]:hover,
.hero-standard-calculator-keys .hero-standard-calculator-equals:hover {
  border-color: #1f6fc8;
  background: #237bd6;
  color: #ffffff;
}

.hero-standard-calculator-keys [data-standard-calculator-action="clear"],
.hero-standard-calculator-keys [data-standard-calculator-action="backspace"],
.hero-standard-calculator-keys [data-standard-calculator-action="percent"] {
  border-color: var(--standard-key-border);
  background: var(--standard-utility-bg);
  color: var(--standard-accent);
}

[data-theme="dark"] .hero-concept::after {
  opacity: 0.14;
}

[data-theme="dark"] .hero-concept-panel,
[data-theme="dark"] .hero-topic-board,
[data-theme="dark"] .hero-standard-calculator,
[data-theme="dark"] .hero-command-output,
[data-theme="dark"] .hero-command-list div,
[data-theme="dark"] .hero-topic-board a,
[data-theme="dark"] .hero-mini-results a,
[data-theme="dark"] .hero-mini-results span,
[data-theme="dark"] .hero-standard-calculator-display,
[data-theme="dark"] .hero-standard-calculator-keys button {
  background-color: color-mix(in srgb, var(--surface) 88%, transparent);
}

[data-theme="dark"] .hero-standard-calculator {
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--standard-accent) 11%, transparent), transparent 52%),
    color-mix(in srgb, var(--surface) 94%, transparent);
  box-shadow:
    0 24px 54px rgba(0, 0, 0, 0.28),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

[data-theme="dark"] .hero-standard-calculator-display {
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--standard-accent) 14%, transparent), transparent 60%),
    color-mix(in srgb, var(--surface-strong) 82%, transparent);
}

[data-theme="dark"] .hero-standard-calculator-keys [data-standard-calculator-operation],
[data-theme="dark"] .hero-standard-calculator-keys .hero-standard-calculator-equals {
  background: var(--standard-operator);
}

[data-theme="dark"] .hero-standard-calculator-keys .hero-standard-calculator-equals {
  background: var(--standard-operator);
  color: #ffffff;
}

[data-theme="dark"] .hero-standard-calculator-keys [data-standard-calculator-action="clear"],
[data-theme="dark"] .hero-standard-calculator-keys [data-standard-calculator-action="backspace"],
[data-theme="dark"] .hero-standard-calculator-keys [data-standard-calculator-action="percent"] {
  background: var(--standard-utility-bg);
}

.page-shell {
  padding: 1rem 0 3rem;
}

.section-block,
.main-column,
.sidebar-column,
.directory-section,
.calculator-workspace {
  display: grid;
  gap: 1rem;
}

.section-block {
  margin: 1.6rem 0;
}

.section-heading {
  display: grid;
  gap: 0.4rem;
}

.section-heading h1,
.section-heading h2 {
  font-size: clamp(1.75rem, 8vw, 3rem);
}

.section-heading a,
.rail-link {
  color: var(--primary);
  font-weight: 850;
}

.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.8rem;
}

.blog-post-grid {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr));
}

.tool-card,
.category-card {
  overflow: hidden;
}

.tool-card {
  position: relative;
}

.tool-card {
  --tool-accent: var(--primary);
  --tool-accent-2: #38bdf8;
  --tool-soft: rgba(37, 99, 235, 0.1);
  --tool-mark: "$";
}

.tool-card--finance {
  --tool-accent: #2f7cf6;
  --tool-accent-2: #8b5cf6;
  --tool-soft: rgba(47, 124, 246, 0.11);
  --tool-mark: "$";
}

.tool-card--investingtrading,
.tool-card--investing-trading {
  --tool-accent: #14b8a6;
  --tool-accent-2: #22c55e;
  --tool-soft: rgba(20, 184, 166, 0.11);
  --tool-mark: "↗";
}

.tool-card--health {
  --tool-accent: #22c55e;
  --tool-accent-2: #14b8a6;
  --tool-soft: rgba(34, 197, 94, 0.1);
  --tool-mark: "♡";
}

.tool-card--math {
  --tool-accent: #2f7cf6;
  --tool-accent-2: #38bdf8;
  --tool-soft: rgba(47, 124, 246, 0.1);
  --tool-mark: "%";
}

.tool-card--datetime,
.tool-card--date-time {
  --tool-accent: #0ea5e9;
  --tool-accent-2: #22d3ee;
  --tool-soft: rgba(14, 165, 233, 0.1);
  --tool-mark: "▣";
}

.tool-card--conversion {
  --tool-accent: #14b8b6;
  --tool-accent-2: #2dd4bf;
  --tool-soft: rgba(20, 184, 182, 0.1);
  --tool-mark: "=";
}

.tool-card--home-lifestyle {
  --tool-accent: #2563eb;
  --tool-accent-2: #38bdf8;
  --tool-soft: rgba(37, 99, 235, 0.1);
  --tool-mark: "⌂";
}

.tool-card--business {
  --tool-accent: #4f46e5;
  --tool-accent-2: #0ea5e9;
  --tool-soft: rgba(79, 70, 229, 0.1);
  --tool-mark: "↔";
}

.tool-card--engineering-science {
  --tool-accent: #0f766e;
  --tool-accent-2: #06b6d4;
  --tool-soft: rgba(15, 118, 110, 0.1);
  --tool-mark: "Ω";
}

.tool-card--statistics {
  --tool-accent: #7c3aed;
  --tool-accent-2: #2563eb;
  --tool-soft: rgba(124, 58, 237, 0.1);
  --tool-mark: "Σ";
}

.tool-card--entertainment-fun {
  --tool-accent: #db2777;
  --tool-accent-2: #f97316;
  --tool-soft: rgba(219, 39, 119, 0.1);
  --tool-mark: "✦";
}

.tool-card--travel-transportation {
  --tool-accent: #0284c7;
  --tool-accent-2: #14b8a6;
  --tool-soft: rgba(2, 132, 199, 0.1);
  --tool-mark: "⌁";
}

.tool-card--environment-sustainability {
  --tool-accent: #16a34a;
  --tool-accent-2: #65a30d;
  --tool-soft: rgba(22, 163, 74, 0.1);
  --tool-mark: "◌";
}

.tool-card--stockprofitloss {
  --tool-accent: #fb7a1d;
  --tool-accent-2: #ffad4f;
  --tool-soft: rgba(251, 122, 29, 0.1);
  --tool-mark: "⌁";
}

.tool-card--riskreward {
  --tool-accent: #f43f72;
  --tool-accent-2: #fb7185;
  --tool-soft: rgba(244, 63, 114, 0.1);
  --tool-mark: "◎";
}

.tool-card--calorie {
  --tool-accent: #fb7a1d;
  --tool-accent-2: #ffad4f;
  --tool-soft: rgba(251, 122, 29, 0.1);
  --tool-mark: "♨";
}

.tool-card--bodyfat {
  --tool-accent: #7657e8;
  --tool-accent-2: #9c7cff;
  --tool-soft: rgba(118, 87, 232, 0.1);
  --tool-mark: "%";
}

.tool-card--ratio {
  --tool-accent: #f43f72;
  --tool-accent-2: #fb7185;
  --tool-soft: rgba(244, 63, 114, 0.1);
  --tool-mark: "÷";
}

.tool-card-icon {
  display: none;
}

.category-card {
  position: relative;
  isolation: isolate;
  min-height: 12.75rem;
  --category-accent: var(--primary);
  --category-accent-2: #38bdf8;
  --category-accent-3: #f97316;
  --category-soft: rgba(37, 99, 235, 0.1);
  --category-glow: rgba(37, 99, 235, 0.14);
  --category-mark: "$";
  --category-art: none;
  --category-icon-image: none;
  background:
    radial-gradient(circle at 90% 18%, var(--category-soft), transparent 8.5rem),
    linear-gradient(145deg, color-mix(in srgb, var(--category-accent) 6%, transparent), transparent 42%),
    color-mix(in srgb, var(--surface) 97%, transparent);
  box-shadow:
    var(--shadow-soft),
    inset 0 1px 0 rgba(255, 255, 255, 0.72);
  transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.category-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  z-index: 0;
  height: 0.26rem;
  background: linear-gradient(90deg, var(--category-accent), var(--category-accent-2), var(--category-accent-3));
  opacity: 0.9;
}

.category-card::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image: var(--category-art);
  background-position: right 1rem top 0.75rem;
  background-repeat: no-repeat;
  background-size: min(64%, 16rem) auto;
  opacity: 0.52;
  pointer-events: none;
}

.category-card:hover {
  border-color: color-mix(in srgb, var(--category-accent) 38%, var(--border));
  box-shadow:
    0 18px 42px var(--category-glow),
    inset 0 1px 0 rgba(255, 255, 255, 0.78);
  transform: translateY(-2px);
}

.category-card--finance {
  --category-accent: #2f7cf6;
  --category-accent-2: #48a2ff;
  --category-accent-3: #7c3aed;
  --category-soft: rgba(47, 124, 246, 0.12);
  --category-glow: rgba(47, 124, 246, 0.14);
  --category-mark: "$";
  --category-art: url("../images/categories/finance-art.png");
  --category-icon-image: url("../images/categories/finance-icon.png");
}

.category-card--investing-trading {
  --category-accent: #18b96f;
  --category-accent-2: #25d989;
  --category-accent-3: #14b8a6;
  --category-soft: rgba(24, 185, 111, 0.12);
  --category-glow: rgba(24, 185, 111, 0.14);
  --category-mark: "↗";
  --category-art: url("../images/categories/investing-trading-art.png");
  --category-icon-image: url("../images/categories/investing-trading-icon.png");
}

.category-card--health {
  --category-accent: #7657e8;
  --category-accent-2: #9c7cff;
  --category-accent-3: #f472b6;
  --category-soft: rgba(118, 87, 232, 0.11);
  --category-glow: rgba(118, 87, 232, 0.14);
  --category-mark: "♡";
  --category-art: url("../images/categories/health-art.png");
  --category-icon-image: url("../images/categories/health-icon.png");
}

.category-card--math {
  --category-accent: #fb7a1d;
  --category-accent-2: #ffad4f;
  --category-accent-3: #ef4444;
  --category-soft: rgba(251, 122, 29, 0.1);
  --category-glow: rgba(251, 122, 29, 0.14);
  --category-mark: "×";
  --category-art: url("../images/categories/math-art.png");
  --category-icon-image: url("../images/categories/math-icon.png");
}

.category-card--date-time {
  --category-accent: #0ea5e9;
  --category-accent-2: #22d3ee;
  --category-accent-3: #60a5fa;
  --category-soft: rgba(14, 165, 233, 0.1);
  --category-glow: rgba(14, 165, 233, 0.14);
  --category-mark: "▣";
  --category-art: url("../images/categories/date-time-art.png");
  --category-icon-image: url("../images/categories/date-time-icon.png");
}

.category-card--conversion {
  --category-accent: #14b8b6;
  --category-accent-2: #2dd4bf;
  --category-accent-3: #84cc16;
  --category-soft: rgba(20, 184, 182, 0.1);
  --category-glow: rgba(20, 184, 182, 0.14);
  --category-mark: "=";
  --category-art: url("../images/categories/conversion-art.png");
  --category-icon-image: url("../images/categories/conversion-icon.png");
}

.category-card--home-lifestyle {
  --category-accent: #2563eb;
  --category-accent-2: #38bdf8;
  --category-accent-3: #22c55e;
  --category-soft: rgba(37, 99, 235, 0.1);
  --category-glow: rgba(37, 99, 235, 0.13);
  --category-mark: "⌂";
  --category-art: url("../images/categories/home-lifestyle-art.png");
  --category-icon-image: url("../images/categories/home-lifestyle-icon.png");
}

.category-card--bills-utilities {
  --category-accent: #2563eb;
  --category-accent-2: #14b8a6;
  --category-accent-3: #84cc16;
  --category-soft: rgba(20, 184, 166, 0.1);
  --category-glow: rgba(20, 184, 166, 0.13);
  --category-mark: "⚡";
  --category-art: url("../images/categories/bills-utilities-art.png");
  --category-icon-image: url("../images/categories/bills-utilities-icon.png");
}

.category-card--business {
  --category-accent: #4f46e5;
  --category-accent-2: #0ea5e9;
  --category-accent-3: #22c55e;
  --category-soft: rgba(79, 70, 229, 0.1);
  --category-glow: rgba(79, 70, 229, 0.13);
  --category-mark: "↔";
  --category-art: url("../images/categories/business-art.png");
  --category-icon-image: url("../images/categories/business-icon.png");
}

.category-card--property {
  --category-accent: #0f766e;
  --category-accent-2: #2563eb;
  --category-accent-3: #22c55e;
  --category-soft: rgba(15, 118, 110, 0.1);
  --category-glow: rgba(15, 118, 110, 0.13);
  --category-mark: "P";
  --category-art: url("../images/categories/property-art.png");
  --category-icon-image: url("../images/categories/property-icon.png");
}

.category-card--ai {
  --category-accent: #0f766e;
  --category-accent-2: #2563eb;
  --category-accent-3: #a855f7;
  --category-soft: rgba(15, 118, 110, 0.1);
  --category-glow: rgba(37, 99, 235, 0.13);
  --category-mark: "AI";
  --category-art: url("../images/categories/ai-art.png");
  --category-icon-image: url("../images/categories/ai-icon.png");
}

.category-card--engineering-science {
  --category-accent: #0f766e;
  --category-accent-2: #06b6d4;
  --category-accent-3: #6366f1;
  --category-soft: rgba(15, 118, 110, 0.1);
  --category-glow: rgba(15, 118, 110, 0.13);
  --category-mark: "Ω";
  --category-art: url("../images/categories/engineering-science-art.png");
  --category-icon-image: url("../images/categories/engineering-science-icon.png");
}

.category-card--statistics {
  --category-accent: #7c3aed;
  --category-accent-2: #2563eb;
  --category-accent-3: #06b6d4;
  --category-soft: rgba(124, 58, 237, 0.1);
  --category-glow: rgba(124, 58, 237, 0.13);
  --category-mark: "Σ";
  --category-art: url("../images/categories/statistics-art.png");
  --category-icon-image: url("../images/categories/statistics-icon.png");
}

.category-card--entertainment-fun {
  --category-accent: #db2777;
  --category-accent-2: #f97316;
  --category-accent-3: #facc15;
  --category-soft: rgba(219, 39, 119, 0.1);
  --category-glow: rgba(219, 39, 119, 0.13);
  --category-mark: "✦";
  --category-art: url("../images/categories/entertainment-fun-art.png");
  --category-icon-image: url("../images/categories/entertainment-fun-icon.png");
}

.category-card--travel-transportation {
  --category-accent: #0284c7;
  --category-accent-2: #14b8a6;
  --category-accent-3: #84cc16;
  --category-soft: rgba(2, 132, 199, 0.1);
  --category-glow: rgba(2, 132, 199, 0.13);
  --category-mark: "⌁";
  --category-art: url("../images/categories/travel-transportation-art.png");
  --category-icon-image: url("../images/categories/travel-transportation-icon.png");
}

.category-card--environment-sustainability {
  --category-accent: #16a34a;
  --category-accent-2: #65a30d;
  --category-accent-3: #0ea5e9;
  --category-soft: rgba(22, 163, 74, 0.1);
  --category-glow: rgba(22, 163, 74, 0.13);
  --category-mark: "◌";
  --category-art: url("../images/categories/environment-sustainability-art.png");
  --category-icon-image: url("../images/categories/environment-sustainability-icon.png");
}

.tool-card a,
.category-card a {
  display: grid;
  gap: 0.55rem;
  height: 100%;
  padding: 0.95rem;
}

.tool-card a {
  padding-right: 4.35rem;
}

.category-card a {
  position: relative;
  z-index: 1;
  grid-template-rows: auto auto minmax(3.35rem, 1fr) auto;
  min-height: inherit;
  padding: 1.35rem 1.4rem 1.25rem;
}

.tool-card h3,
.category-card h3 {
  margin: 0;
  font-size: 1.02rem;
}

.category-card h3 {
  margin-top: 0.55rem;
  color: var(--text);
  font-size: clamp(1.1rem, 2.6vw, 1.28rem);
  line-height: 1.18;
  max-width: 16.75rem;
}

.tool-card p,
.category-card p {
  margin: 0;
  font-size: 0.92rem;
}

.blog-card a {
  gap: 0.55rem;
}

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

.blog-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 0.55rem;
}

.blog-meta span {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.35rem 0.62rem;
  background: color-mix(in srgb, var(--surface) 80%, transparent);
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
}

.blog-article-header {
  gap: 0.9rem;
}

.blog-cta {
  display: grid;
  gap: 0.9rem;
  align-items: start;
  border: 1px solid color-mix(in srgb, var(--primary) 24%, var(--border));
  border-radius: calc(var(--radius) - 4px);
  padding: 1.05rem;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--primary) 8%, var(--surface)), color-mix(in srgb, #14b8a6 7%, var(--surface)));
  box-shadow: var(--shadow-soft);
}

.blog-cta strong,
.guide-cluster h3,
.related-guides h2 {
  color: var(--text);
}

.blog-cta p {
  margin: 0.22rem 0 0;
}

.blog-cta .button {
  width: 100%;
  min-height: 3.05rem;
}

.blog-content {
  max-width: none;
  margin-inline: 0;
}

.guide-cluster-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr));
  gap: 0.8rem;
}

.guide-cluster {
  padding: 1.15rem;
}

.guide-cluster h3 {
  margin: 0;
  font-size: 1.05rem;
}

.guide-cluster ul,
.guide-link-list {
  display: grid;
  gap: 0.65rem;
  margin: 0.85rem 0 0;
  padding: 0;
  list-style: none;
}

.guide-cluster a,
.guide-link-list a {
  color: var(--primary);
  font-weight: 820;
}

.related-guides {
  display: grid;
  gap: 0.85rem;
}

.guide-link-list {
  margin: 0;
}

.guide-link-list a {
  display: grid;
  gap: 0.2rem;
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) - 6px);
  padding: 0.9rem;
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  text-decoration: none;
}

.guide-link-list span,
.guide-link-list small {
  color: var(--muted);
}

.guide-link-list span {
  font-size: 0.76rem;
  font-weight: 900;
  text-transform: uppercase;
}

.guide-link-list small {
  font-size: 0.88rem;
  line-height: 1.45;
}

.blog-index-page {
  display: grid;
  gap: 1.35rem;
}

.blog-hero {
  display: grid;
  gap: 0.75rem;
  padding: clamp(1.6rem, 4vw, 3.4rem) 0 clamp(0.4rem, 2vw, 1rem);
}

.blog-hero h1 {
  max-width: 15ch;
  margin: 0;
  font-size: clamp(2.45rem, 7vw, 5rem);
  line-height: 0.98;
}

.blog-hero p {
  max-width: 58rem;
  margin: 0;
  color: var(--muted);
  font-size: clamp(1.02rem, 1.7vw, 1.18rem);
  line-height: 1.65;
}

.blog-archive-hero {
  display: grid;
  gap: 0.65rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: clamp(1.35rem, 3vw, 2rem);
  background: color-mix(in srgb, var(--surface) 96%, transparent);
  box-shadow: var(--shadow-soft);
}

.blog-archive-hero h1 {
  margin: 0;
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  line-height: 1.04;
}

.blog-archive-hero p {
  max-width: 48rem;
  margin: 0;
  color: var(--muted);
  line-height: 1.62;
}

.featured-post {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--surface) 96%, transparent);
  box-shadow: var(--shadow-soft);
}

.featured-post a {
  display: grid;
  color: inherit;
  text-decoration: none;
}

.featured-post-media,
.blog-card-media,
.blog-article-image {
  overflow: hidden;
  background: color-mix(in srgb, var(--primary-soft) 70%, var(--surface));
}

.featured-post-media {
  aspect-ratio: 16 / 10;
}

.featured-post-media img,
.blog-card-media img,
.blog-article-image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.featured-post-body {
  display: grid;
  align-content: center;
  gap: 0.75rem;
  padding: clamp(1.25rem, 3vw, 2.1rem);
}

.featured-post-body h2 {
  max-width: 13ch;
  margin: 0;
  color: var(--text);
  font-size: clamp(2rem, 5vw, 3.6rem);
  line-height: 1.02;
}

.featured-post-body > span:not(.blog-card-kicker):not(.blog-card-meta) {
  max-width: 42rem;
  color: var(--muted);
  font-size: 1.03rem;
  line-height: 1.6;
}

.blog-list {
  display: grid;
  gap: 1rem;
}

.blog-feed-layout {
  display: grid;
  gap: 1rem;
  align-items: start;
}

.blog-feed-main {
  display: grid;
  gap: 1rem;
}

.blog-feed-rail {
  display: grid;
  gap: 1rem;
  align-items: start;
}

.blog-list-ad {
  display: grid;
}

.blog-list-ad .ad-slot-in-content,
.blog-article-bottom-ad .ad-slot-in-content {
  width: 100%;
}

.blog-pagination {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--surface) 94%, transparent);
  padding: 0.75rem;
  box-shadow: var(--shadow-soft);
}

.blog-pagination-link {
  display: inline-flex;
  min-width: 2.45rem;
  min-height: 2.45rem;
  align-items: center;
  justify-content: center;
  border: 1px solid color-mix(in srgb, var(--border) 82%, transparent);
  border-radius: calc(var(--radius) - 7px);
  background: var(--surface);
  color: var(--text);
  padding: 0.35rem 0.7rem;
  font-size: 0.92rem;
  font-weight: 850;
  text-decoration: none;
}

.blog-pagination-link:hover {
  border-color: color-mix(in srgb, var(--primary) 52%, var(--border));
  color: var(--primary);
}

.blog-pagination-link.is-current {
  border-color: var(--primary);
  background: var(--primary);
  color: #ffffff;
}

.blog-pagination-link--edge {
  min-width: 5.5rem;
}

.blog-list--compact {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 24rem), 1fr));
}

.blog-card {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--surface) 96%, transparent);
  box-shadow: var(--shadow-soft);
}

.blog-card a {
  display: grid;
  grid-template-columns: minmax(8.5rem, 0.38fr) minmax(0, 1fr);
  min-height: 13.5rem;
  color: inherit;
  text-decoration: none;
}

.blog-card-media {
  min-height: 100%;
}

.blog-card-body {
  display: grid;
  align-content: center;
  gap: 0.55rem;
  padding: 1.1rem 1.25rem;
}

.blog-card-kicker {
  color: var(--primary);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.blog-card-body strong {
  color: var(--text);
  font-size: clamp(1.14rem, 2vw, 1.45rem);
  line-height: 1.18;
}

.blog-card-copy {
  color: var(--muted);
  font-size: 0.96rem;
  line-height: 1.55;
}

.blog-card-meta {
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 800;
}

.blog-article-header {
  display: grid;
  gap: clamp(0.9rem, 2vw, 1.2rem);
  align-items: stretch;
  margin-top: 0.2rem;
}

.blog-article-copy {
  position: relative;
  display: grid;
  align-content: center;
  gap: 0.9rem;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: clamp(1.45rem, 4vw, 3.25rem);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--surface) 98%, transparent), color-mix(in srgb, var(--surface-strong) 64%, var(--surface)));
  box-shadow: var(--shadow-soft);
}

.blog-article-copy::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 0.28rem;
  background: linear-gradient(90deg, var(--primary), var(--cta));
}

.blog-article-copy h1 {
  max-width: 17ch;
  margin: 0;
  font-size: clamp(2.25rem, 5.7vw, 4.35rem);
  line-height: 1;
}

.blog-article-copy > p {
  max-width: 48rem;
  margin: 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.55vw, 1.14rem);
  line-height: 1.64;
}

.blog-article-image {
  margin: 0;
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  min-height: 19rem;
  aspect-ratio: 16 / 10;
}

.blog-article-layout {
  display: grid;
  gap: 1rem;
  align-items: start;
}

.blog-article-aside {
  display: grid;
  gap: 0.85rem;
}

.blog-side-card {
  display: grid;
  gap: 0.85rem;
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) - 4px);
  background: color-mix(in srgb, var(--surface) 94%, transparent);
  padding: 1.05rem;
  box-shadow: var(--shadow-soft);
}

.blog-side-card strong {
  color: var(--text);
}

.blog-side-card dl {
  display: grid;
  gap: 0.78rem;
  margin: 0;
}

.blog-side-card dl div {
  display: grid;
  gap: 0.12rem;
  border-top: 1px solid color-mix(in srgb, var(--border) 72%, transparent);
  padding-top: 0.72rem;
}

.blog-side-card dl div:first-child {
  border-top: 0;
  padding-top: 0;
}

.blog-side-card dt,
.blog-side-card dd {
  margin: 0;
}

.blog-side-card dt {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 900;
  text-transform: uppercase;
}

.blog-side-card dd {
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 780;
  line-height: 1.35;
}

.blog-content {
  padding: clamp(1.45rem, 4vw, 3.65rem);
}

.blog-content > p:first-child {
  color: color-mix(in srgb, var(--text) 78%, var(--muted));
  font-size: clamp(1.08rem, 1.5vw, 1.2rem);
  line-height: 1.72;
}

.blog-content h2:not(:first-child) {
  border-top: 1px solid color-mix(in srgb, var(--border) 72%, transparent);
  padding-top: 1.25rem;
}

.blog-calculator-links {
  display: grid;
  gap: 1rem;
}

.blog-article-bottom-ad {
  display: grid;
  justify-items: center;
}

.calculator-reference-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr));
  gap: 0.8rem;
}

.calculator-reference-list a {
  display: grid;
  gap: 0.25rem;
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) - 6px);
  padding: 0.95rem;
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  color: inherit;
  text-decoration: none;
}

.calculator-reference-list span {
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 900;
  text-transform: uppercase;
}

.calculator-reference-list strong {
  color: var(--text);
}

.calculator-reference-list small {
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.45;
}

@media (min-width: 760px) {
  .featured-post a {
    grid-template-columns: minmax(18rem, 0.9fr) minmax(0, 1.1fr);
  }

  .featured-post-media {
    aspect-ratio: auto;
    min-height: 24rem;
  }

  .blog-article-header {
    grid-template-columns: minmax(0, 1.04fr) minmax(20rem, 0.7fr);
  }

  .blog-article-image {
    aspect-ratio: auto;
    min-height: clamp(22rem, 34vw, 33rem);
  }
}

@media (max-width: 759px) {
  .blog-card a {
    grid-template-columns: 1fr;
  }

  .blog-card-media {
    aspect-ratio: 16 / 10;
  }

  .blog-meta span {
    font-size: 0.76rem;
  }

  .blog-article-copy h1 {
    max-width: 13ch;
  }
}

@media (min-width: 980px) {
  .blog-feed-layout {
    grid-template-columns: minmax(0, 1fr) minmax(16rem, 19rem);
    gap: clamp(1rem, 3vw, 1.4rem);
  }

  .blog-feed-rail {
    position: sticky;
    top: 106px;
  }

  .blog-article-layout {
    grid-template-columns: minmax(0, 74ch) minmax(17rem, 20rem);
    justify-content: center;
    gap: clamp(1rem, 3vw, 1.6rem);
  }

  .blog-content {
    grid-column: 1;
    grid-row: 1;
  }

  .blog-article-aside {
    position: sticky;
    top: 106px;
    grid-column: 2;
    grid-row: 1;
  }
}

.category-card p {
  max-width: 16.75rem;
  color: var(--muted);
  font-size: 0.96rem;
  line-height: 1.45;
}

.category-card-arrow {
  display: inline-grid;
  place-items: center;
  align-self: end;
  width: 2.35rem;
  height: 2rem;
  margin-top: 0.5rem;
  border: 1px solid color-mix(in srgb, var(--category-accent) 26%, var(--border));
  border-radius: 999px;
  background: color-mix(in srgb, var(--category-accent) 6%, var(--surface));
  color: var(--category-accent);
  font-size: 1.35rem;
  font-weight: 900;
  line-height: 1;
  transition: background-color 0.18s ease, color 0.18s ease, transform 0.18s ease, width 0.18s ease;
}

.category-card:hover .category-card-arrow {
  width: 2.85rem;
  background: linear-gradient(135deg, var(--category-accent), var(--category-accent-2));
  color: #ffffff;
  transform: translateX(0.12rem);
}

.tool-card-category {
  color: var(--primary);
  font-size: 0.76rem;
  font-weight: 900;
  text-transform: uppercase;
}

.favorite-toggle {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--surface) 96%, transparent);
  color: var(--text);
  box-shadow: var(--shadow-soft);
  cursor: pointer;
  font: inherit;
  font-weight: 850;
  transition: border-color 0.18s ease, color 0.18s ease, transform 0.18s ease, background-color 0.18s ease;
}

.favorite-toggle:hover {
  border-color: color-mix(in srgb, var(--cta) 50%, var(--border));
  color: var(--cta-dark);
  transform: translateY(-1px);
}

.favorite-toggle.is-favorite {
  border-color: color-mix(in srgb, var(--cta) 58%, var(--border));
  background: color-mix(in srgb, var(--cta) 14%, var(--surface));
  color: var(--cta-dark);
}

.favorite-toggle-icon {
  color: var(--cta);
  line-height: 1;
}

.favorite-toggle--card {
  position: absolute;
  top: 0.88rem;
  right: 0.88rem;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 2.15rem;
  height: 2.15rem;
  min-height: 0;
  border-radius: 999px;
  padding: 0;
  font-size: 1.1rem;
}

.favorite-toggle--card .favorite-toggle-label {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.favorite-toggle--card .favorite-toggle-icon {
  display: block;
  color: color-mix(in srgb, var(--primary) 52%, var(--muted));
}

.favorite-toggle--card.is-favorite .favorite-toggle-icon {
  color: var(--cta-dark);
}

.favorite-toggle--action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 1 1 0;
  min-width: 0;
  gap: 0.36rem;
  min-height: 2.75rem;
  border-color: color-mix(in srgb, var(--border) 82%, var(--surface));
  border-radius: 0.8rem;
  padding: 0 0.46rem;
  font-size: 0.86rem;
  white-space: nowrap;
}

.favorite-toggle--action .favorite-toggle-icon {
  display: grid;
  place-items: center;
  width: 1rem;
  font-size: 1.05rem;
}

.favorites-empty {
  display: grid;
  gap: 0.75rem;
  margin: 1rem 0;
  padding: 1rem;
}

.favorites-empty[hidden] {
  display: none;
}

.favorites-empty .button {
  justify-self: start;
}

.category-icon,
.title-icon {
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--primary), #38bdf8);
  color: #ffffff;
  font-weight: 900;
}

.category-icon {
  width: 2.25rem;
  height: 2.25rem;
}

.category-card .category-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--category-accent), var(--category-accent-2));
  background-image: var(--category-icon-image);
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  box-shadow:
    0 12px 24px color-mix(in srgb, var(--category-accent) 22%, transparent),
    inset 0 1px 0 rgba(255, 255, 255, 0.32);
  font-size: 1.36rem;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.category-card--finance .category-icon,
.category-card--investing-trading .category-icon,
.category-card--health .category-icon,
.category-card--math .category-icon,
.category-card--date-time .category-icon,
.category-card--conversion .category-icon,
.category-card--home-lifestyle .category-icon,
.category-card--bills-utilities .category-icon,
.category-card--business .category-icon,
.category-card--property .category-icon,
.category-card--ai .category-icon,
.category-card--engineering-science .category-icon,
.category-card--statistics .category-icon,
.category-card--entertainment-fun .category-icon,
.category-card--travel-transportation .category-icon,
.category-card--environment-sustainability .category-icon {
  color: transparent;
  font-size: 0;
}

.category-card:hover .category-icon {
  box-shadow:
    0 16px 30px color-mix(in srgb, var(--category-accent) 28%, transparent),
    inset 0 1px 0 rgba(255, 255, 255, 0.36);
  transform: translateY(-1px);
}

.category-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: grid;
  gap: 0.6rem;
  min-height: 13rem;
  padding: 1.45rem;
  background:
    radial-gradient(circle at 88% 24%, var(--category-soft, var(--primary-soft)), transparent 13rem),
    linear-gradient(145deg, color-mix(in srgb, var(--category-accent, var(--primary)) 6%, transparent), transparent 46%),
    color-mix(in srgb, var(--surface) 97%, transparent);
  box-shadow:
    var(--shadow-soft),
    inset 0 1px 0 rgba(255, 255, 255, 0.72);
}

.category-hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  z-index: 0;
  height: 0.28rem;
  background: linear-gradient(90deg, var(--category-accent, var(--primary)), var(--category-accent-2, #38bdf8), var(--category-accent-3, var(--cta)));
}

.category-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image: var(--category-art, none);
  background-position: right top;
  background-repeat: no-repeat;
  background-size: min(52%, 24rem) auto;
  opacity: 0.9;
  pointer-events: none;
}

.category-hero > * {
  position: relative;
  z-index: 1;
}

.category-hero .category-hero-icon {
  width: 3.35rem;
  height: 3.35rem;
  border-radius: 999px;
  background-image: var(--category-icon-image, linear-gradient(135deg, var(--category-accent, var(--primary)), var(--category-accent-2, #38bdf8)));
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  box-shadow: 0 14px 26px color-mix(in srgb, var(--category-accent, var(--primary)) 22%, transparent);
}

.category-hero .eyebrow,
.category-hero h1,
.category-hero p {
  max-width: 43rem;
}

.category-hero h1 {
  color: var(--text);
  font-size: clamp(2.1rem, 7vw, 3.4rem);
}

.category-hero p:last-child {
  margin: 0;
  color: var(--muted);
  font-size: clamp(1rem, 2vw, 1.08rem);
  font-weight: 650;
}

.category-detail-page {
  display: grid;
  gap: 0.9rem;
}

.category-detail-page .content-with-sidebar {
  gap: 1.1rem;
}

.category-detail-page .main-column {
  gap: 0.95rem;
}

.category-detail-page .category-hero {
  min-height: 11.5rem;
  align-content: center;
  gap: 0.58rem;
  padding: 1.3rem 1.45rem;
}

.category-detail-page .category-hero::after {
  background-position: right 1.35rem center;
  background-size: min(36%, 16.5rem) auto;
  opacity: 0.46;
}

.category-detail-page .category-hero .category-hero-icon {
  width: 3rem;
  height: 3rem;
}

.category-detail-page .category-hero h1 {
  max-width: 33rem;
  font-size: clamp(2rem, 4.8vw, 3.05rem);
  line-height: 1.05;
}

.category-detail-page .category-hero p:last-child {
  max-width: 48rem;
}

.category-detail-page .ad-slot-in-content {
  justify-self: stretch;
  width: 100%;
  min-height: 4.35rem;
  border-color: color-mix(in srgb, var(--category-accent) 16%, var(--border));
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--category-accent) 8%, transparent), color-mix(in srgb, var(--cta) 5%, transparent)),
    color-mix(in srgb, var(--surface) 96%, transparent);
}

.category-detail-page .ad-slot-sidebar {
  border-color: color-mix(in srgb, var(--category-accent) 14%, var(--border));
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--category-accent) 7%, transparent), color-mix(in srgb, var(--cta) 4%, transparent)),
    color-mix(in srgb, var(--surface) 96%, transparent);
}

.category-tool-grid {
  gap: 0.95rem;
}

.category-tool-grid .tool-card {
  --tool-accent: var(--category-accent);
  --tool-accent-2: var(--category-accent-2);
  --tool-soft: var(--category-soft);
  --tool-mark: var(--category-mark);
  isolation: isolate;
  min-height: 11.75rem;
  border-color: color-mix(in srgb, var(--category-accent) 14%, var(--border));
  background:
    radial-gradient(circle at 92% 0%, var(--tool-soft), transparent 7rem),
    linear-gradient(145deg, color-mix(in srgb, var(--tool-accent) 5%, transparent), transparent 46%),
    color-mix(in srgb, var(--surface) 97%, transparent);
  box-shadow:
    0 10px 28px color-mix(in srgb, var(--text) 5%, transparent),
    inset 0 1px 0 rgba(255, 255, 255, 0.7);
  transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.category-tool-grid .tool-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  z-index: 0;
  height: 0.2rem;
  background: linear-gradient(90deg, var(--tool-accent), var(--tool-accent-2));
  opacity: 0.86;
}

.category-tool-grid .tool-card::after {
  content: var(--tool-mark);
  position: absolute;
  right: 0.85rem;
  bottom: 0.65rem;
  z-index: 0;
  color: var(--tool-accent);
  font-size: clamp(3rem, 8vw, 4.6rem);
  font-weight: 900;
  line-height: 1;
  opacity: 0.055;
  pointer-events: none;
}

.category-tool-grid .tool-card:hover {
  border-color: color-mix(in srgb, var(--tool-accent) 34%, var(--border));
  box-shadow:
    0 16px 34px color-mix(in srgb, var(--tool-accent) 12%, transparent),
    inset 0 1px 0 rgba(255, 255, 255, 0.74);
  transform: translateY(-2px);
}

.category-tool-grid .tool-card a {
  position: relative;
  z-index: 1;
  grid-template-rows: auto auto minmax(0, 1fr) auto;
  gap: 0.55rem;
  padding: 1.1rem 3.05rem 1.05rem 1.1rem;
}

.category-tool-grid .tool-card a::after {
  content: "→";
  display: inline-grid;
  place-items: center;
  align-self: end;
  width: 2.25rem;
  height: 1.8rem;
  margin-top: 0.2rem;
  border: 1px solid color-mix(in srgb, var(--tool-accent) 24%, var(--border));
  border-radius: 999px;
  background: color-mix(in srgb, var(--tool-accent) 5%, var(--surface));
  color: var(--tool-accent);
  font-size: 1.12rem;
  font-weight: 900;
  line-height: 1;
  transition: background-color 0.18s ease, color 0.18s ease, transform 0.18s ease, width 0.18s ease;
}

.category-tool-grid .tool-card:hover a::after {
  width: 2.65rem;
  background: linear-gradient(135deg, var(--tool-accent), var(--tool-accent-2));
  color: #ffffff;
  transform: translateX(0.1rem);
}

.category-tool-grid .tool-card-icon {
  display: none;
}

.category-tool-grid .tool-card-category {
  color: var(--tool-accent);
}

.category-tool-grid .favorite-toggle--card {
  top: 0.95rem;
  right: 0.95rem;
  width: 1.65rem;
  height: 1.65rem;
  border: 0;
  background: transparent;
  box-shadow: none;
  color: color-mix(in srgb, var(--tool-accent) 78%, var(--muted));
}

.category-tool-grid .favorite-toggle--card:hover,
.category-tool-grid .favorite-toggle--card.is-favorite {
  background: transparent;
  color: var(--cta-dark);
  transform: translateY(-1px) scale(1.06);
}

.category-tool-grid .favorite-toggle--card .favorite-toggle-icon {
  color: currentColor;
  font-size: 1.45rem;
  filter: drop-shadow(0 7px 14px color-mix(in srgb, currentColor 18%, transparent));
}

.category-tool-grid .tool-card h3 {
  color: var(--text);
  font-size: 1.02rem;
  line-height: 1.24;
}

.category-tool-grid .tool-card p {
  color: var(--muted);
  line-height: 1.5;
}

[data-theme="dark"] .category-detail-page .category-hero::after,
[data-theme="dark"] .category-tool-grid .tool-card::after {
  opacity: 0.18;
}

[data-theme="dark"] .category-card::after,
[data-theme="dark"] .category-hero::after,
[data-theme="dark"] .directory-section::after {
  opacity: 0.72;
  filter: saturate(0.92) brightness(0.94);
}

[data-theme="dark"] .category-card .category-icon,
[data-theme="dark"] .category-hero .category-hero-icon,
[data-theme="dark"] .directory-section-icon {
  filter: saturate(0.95) brightness(0.95);
}

.categories-page {
  width: min(1320px, calc(100% - 1rem));
  padding-top: 1.25rem;
}

.categories-page .breadcrumb {
  margin-bottom: 1.1rem;
}

.categories-showcase {
  gap: 1.3rem;
  margin-top: 0;
}

.categories-heading {
  gap: 1rem;
  margin-bottom: 0.65rem;
}

.categories-heading h1 {
  color: var(--text);
  font-size: clamp(2.65rem, 8vw, 4.25rem);
  letter-spacing: 0;
}

.categories-heading p {
  max-width: 46rem;
  margin: 0.8rem 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 2vw, 1.1rem);
  font-weight: 650;
}

.category-directory-link {
  display: inline-flex;
  align-items: center;
  justify-self: start;
  gap: 0.65rem;
  min-height: 3.35rem;
  border: 1px solid color-mix(in srgb, var(--primary) 18%, var(--border));
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  color: var(--primary-strong);
  padding: 0 1.1rem;
  box-shadow: var(--shadow-soft);
  font-weight: 900;
}

.category-directory-link span {
  display: inline-grid;
  place-items: center;
  color: var(--primary);
  font-size: 1.2rem;
  line-height: 1;
}

.category-request-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem 1.1rem;
  min-height: 4.2rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--surface) 95%, transparent);
  box-shadow: var(--shadow-soft);
  padding: 0.9rem 1.35rem;
}

.category-request-icon {
  display: grid;
  place-items: center;
  width: 2.1rem;
  height: 2.1rem;
  border-radius: 9px;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 1.1rem;
  font-weight: 900;
}

.category-request-bar strong {
  color: var(--text);
}

.category-request-bar span:not(.category-request-icon) {
  color: var(--muted);
}

.category-request-bar a {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--primary-strong);
  font-weight: 900;
}

.calculators-directory {
  width: min(1320px, calc(100% - 1rem));
}

.calculators-directory > .section-block {
  gap: 1.25rem;
}

.directory-section {
  --section-accent: var(--primary);
  --section-accent-2: #38bdf8;
  --section-soft: rgba(37, 99, 235, 0.08);
  position: relative;
  isolation: isolate;
  overflow: hidden;
  gap: 1.45rem;
  padding: 1.35rem;
  background:
    radial-gradient(circle at 100% 0%, var(--section-soft), transparent 18rem),
    color-mix(in srgb, var(--surface) 96%, transparent);
}

.directory-section::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  z-index: 0;
  height: 0.24rem;
  background: linear-gradient(90deg, var(--category-accent, var(--section-accent)), var(--category-accent-2, var(--section-accent-2)), var(--category-accent-3, var(--cta)));
}

.directory-section::after {
  content: "";
  position: absolute;
  inset: 0 0 auto auto;
  z-index: 0;
  width: min(42%, 23rem);
  height: 15rem;
  background-image: var(--category-art, none);
  background-position: right top;
  background-repeat: no-repeat;
  background-size: contain;
  opacity: 0.5;
  pointer-events: none;
}

.directory-section > * {
  position: relative;
  z-index: 1;
}

.directory-section--finance {
  --section-accent: #2f7cf6;
  --section-accent-2: #8b5cf6;
  --section-soft: rgba(47, 124, 246, 0.09);
}

.directory-section--investingtrading {
  --section-accent: #4469ff;
  --section-accent-2: #7c5cff;
  --section-soft: rgba(68, 105, 255, 0.09);
}

.directory-section--health {
  --section-accent: #14b8a6;
  --section-accent-2: #22c55e;
  --section-soft: rgba(20, 184, 166, 0.09);
}

.directory-section--math {
  --section-accent: #2f7cf6;
  --section-accent-2: #38bdf8;
  --section-soft: rgba(47, 124, 246, 0.08);
}

.directory-section--datetime {
  --section-accent: #0ea5e9;
  --section-accent-2: #22d3ee;
  --section-soft: rgba(14, 165, 233, 0.08);
}

.directory-section--conversion {
  --section-accent: #14b8b6;
  --section-accent-2: #2dd4bf;
  --section-soft: rgba(20, 184, 182, 0.08);
}

.directory-section--property {
  --section-accent: #0f766e;
  --section-accent-2: #2563eb;
  --section-soft: rgba(15, 118, 110, 0.08);
}

.directory-section .compact-heading {
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 0.95rem 1.15rem;
}

.directory-section-icon {
  display: grid;
  place-items: center;
  width: 3.65rem;
  height: 3.65rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--section-accent), var(--section-accent-2));
  background-image: var(--category-icon-image, linear-gradient(135deg, var(--section-accent), var(--section-accent-2)));
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  color: #ffffff;
  box-shadow: 0 16px 28px color-mix(in srgb, var(--section-accent) 22%, transparent);
  font-size: 1.55rem;
  font-weight: 900;
}

.category-card--finance .directory-section-icon,
.category-card--investing-trading .directory-section-icon,
.category-card--health .directory-section-icon,
.category-card--math .directory-section-icon,
.category-card--date-time .directory-section-icon,
.category-card--conversion .directory-section-icon,
.category-card--home-lifestyle .directory-section-icon,
.category-card--bills-utilities .directory-section-icon,
.category-card--business .directory-section-icon,
.category-card--property .directory-section-icon,
.category-card--ai .directory-section-icon,
.category-card--engineering-science .directory-section-icon,
.category-card--statistics .directory-section-icon,
.category-card--entertainment-fun .directory-section-icon,
.category-card--travel-transportation .directory-section-icon,
.category-card--environment-sustainability .directory-section-icon {
  color: transparent;
  font-size: 0;
}

.directory-section .compact-heading h2 {
  margin: 0;
  color: var(--text);
  font-size: clamp(1.3rem, 4vw, 1.7rem);
  line-height: 1.1;
}

.directory-section .compact-heading p {
  max-width: 32rem;
  margin: 0.25rem 0 0;
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.35;
}

.directory-section .compact-heading a {
  grid-column: 1 / -1;
  display: inline-flex;
  align-items: center;
  justify-self: start;
  gap: 0.45rem;
  color: var(--primary-strong);
  font-weight: 900;
}

.directory-section .compact-grid {
  gap: 1rem;
}

.directory-section .tool-card {
  min-height: 10.5rem;
  border-color: color-mix(in srgb, var(--border) 88%, transparent);
  background:
    radial-gradient(circle at 88% 65%, var(--tool-soft), transparent 6.5rem),
    color-mix(in srgb, var(--surface) 97%, transparent);
  box-shadow: 0 10px 28px color-mix(in srgb, var(--text) 5%, transparent);
}

.directory-section .tool-card::after {
  content: var(--tool-mark);
  position: absolute;
  right: 0.75rem;
  bottom: 0.45rem;
  color: var(--tool-accent);
  font-size: clamp(3.7rem, 10vw, 5.6rem);
  font-weight: 900;
  line-height: 1;
  opacity: 0.1;
  pointer-events: none;
}

.directory-section .tool-card:hover {
  border-color: color-mix(in srgb, var(--tool-accent) 28%, var(--border));
  box-shadow: 0 16px 34px color-mix(in srgb, var(--tool-accent) 11%, transparent);
  transform: translateY(-2px);
}

.directory-section .tool-card a {
  position: relative;
  z-index: 1;
  align-content: start;
  gap: 0.55rem;
  padding: 1.2rem 3.35rem 1.05rem 1.2rem;
}

.directory-section .tool-card a::after {
  content: "→";
  display: inline-grid;
  place-items: center;
  width: 2.25rem;
  height: 1.8rem;
  margin-top: 0.35rem;
  border: 1px solid color-mix(in srgb, var(--tool-accent) 24%, var(--border));
  border-radius: 999px;
  background: color-mix(in srgb, var(--tool-accent) 5%, var(--surface));
  color: var(--tool-accent);
  font-size: 1.12rem;
  font-weight: 900;
  line-height: 1;
}

.directory-section .tool-card-icon {
  display: grid;
  place-items: center;
  width: 2.65rem;
  height: 2.65rem;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--tool-accent), var(--tool-accent-2));
  color: #ffffff;
  box-shadow: 0 12px 22px color-mix(in srgb, var(--tool-accent) 20%, transparent);
  font-size: 1.2rem;
  font-weight: 900;
}

.directory-section .tool-card-category {
  display: none;
}

.directory-section .tool-card h3 {
  color: var(--text);
  font-size: 1rem;
  line-height: 1.22;
}

.directory-section .tool-card p {
  color: var(--muted);
  font-size: 0.87rem;
  line-height: 1.45;
}

.category-detail-page .directory-section .category-tool-grid {
  gap: 0.95rem;
}

.category-detail-page .directory-section .category-tool-grid .tool-card {
  --tool-accent: var(--category-accent);
  --tool-accent-2: var(--category-accent-2);
  --tool-soft: var(--category-soft);
  --tool-mark: var(--category-mark);
  min-height: 11.75rem;
  border-color: color-mix(in srgb, var(--category-accent) 14%, var(--border));
  background:
    radial-gradient(circle at 92% 0%, var(--tool-soft), transparent 7rem),
    linear-gradient(145deg, color-mix(in srgb, var(--tool-accent) 5%, transparent), transparent 46%),
    color-mix(in srgb, var(--surface) 97%, transparent);
  box-shadow:
    0 10px 28px color-mix(in srgb, var(--text) 5%, transparent),
    inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.category-detail-page .directory-section .category-tool-grid .tool-card::after {
  right: 0.85rem;
  bottom: 0.65rem;
  z-index: 0;
  font-size: clamp(3rem, 8vw, 4.6rem);
  opacity: 0.055;
}

.category-detail-page .directory-section .category-tool-grid .tool-card:hover {
  border-color: color-mix(in srgb, var(--tool-accent) 34%, var(--border));
  box-shadow:
    0 16px 34px color-mix(in srgb, var(--tool-accent) 12%, transparent),
    inset 0 1px 0 rgba(255, 255, 255, 0.74);
}

.category-detail-page .directory-section .category-tool-grid .tool-card a {
  align-content: stretch;
  grid-template-rows: auto auto minmax(0, 1fr) auto;
  gap: 0.55rem;
  padding: 1.1rem 3.05rem 1.05rem 1.1rem;
}

.category-detail-page .directory-section .category-tool-grid .tool-card a::after {
  align-self: end;
  margin-top: 0.2rem;
  transition: background-color 0.18s ease, color 0.18s ease, transform 0.18s ease, width 0.18s ease;
}

.category-detail-page .directory-section .category-tool-grid .tool-card:hover a::after {
  width: 2.65rem;
  background: linear-gradient(135deg, var(--tool-accent), var(--tool-accent-2));
  color: #ffffff;
  transform: translateX(0.1rem);
}

.category-detail-page .directory-section .category-tool-grid .tool-card-icon {
  display: none;
}

.category-detail-page .directory-section .category-tool-grid .tool-card-category {
  display: block;
  color: var(--tool-accent);
}

.category-detail-page .directory-section .category-tool-grid .favorite-toggle--card {
  top: 0.95rem;
  right: 0.95rem;
  width: 1.65rem;
  height: 1.65rem;
  border: 0;
  background: transparent;
  box-shadow: none;
  color: color-mix(in srgb, var(--tool-accent) 78%, var(--muted));
}

.category-detail-page .directory-section .category-tool-grid .favorite-toggle--card:hover,
.category-detail-page .directory-section .category-tool-grid .favorite-toggle--card.is-favorite {
  background: transparent;
  color: var(--cta-dark);
  transform: translateY(-1px) scale(1.06);
}

.category-detail-page .directory-section .category-tool-grid .favorite-toggle--card .favorite-toggle-icon {
  color: currentColor;
  font-size: 1.45rem;
  filter: drop-shadow(0 7px 14px color-mix(in srgb, currentColor 18%, transparent));
}

.category-detail-page .directory-section .category-tool-grid .tool-card h3 {
  font-size: 1.02rem;
  line-height: 1.24;
}

.category-detail-page .directory-section .category-tool-grid .tool-card p {
  font-size: 1rem;
  line-height: 1.5;
}

.benefit-band {
  display: grid;
  gap: 1rem;
  margin: 1.6rem 0;
  padding: 1rem;
  background: var(--surface-strong);
}

.benefit-band h2 {
  margin: 0;
  font-size: clamp(1.55rem, 7vw, 2.8rem);
  line-height: 1.1;
}

.benefit-list {
  display: grid;
  gap: 0.75rem;
}

.benefit-list article {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 0.95rem;
}

.benefit-list h3,
.benefit-list p {
  margin: 0;
}

.benefit-list h3 {
  margin-bottom: 0.25rem;
}

.breadcrumb {
  color: var(--muted);
  font-size: 0.82rem;
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.breadcrumb li:not(:last-child)::after {
  content: "/";
  margin-left: 0.35rem;
  color: color-mix(in srgb, var(--muted) 55%, transparent);
}

.calculator-app {
  width: min(1240px, calc(100% - 1rem));
  margin: 0 auto;
  display: grid;
  gap: 1rem;
  padding: 1rem 0 3rem;
  color: var(--text);
}

.app-sidebar,
.right-rail {
  display: none;
}

.calculator-main {
  min-width: 0;
}

.layout-switcher {
  display: grid;
  gap: 0.55rem;
  margin-bottom: 0.85rem;
  border: 1px dashed color-mix(in srgb, var(--primary) 42%, var(--border));
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--primary-soft) 52%, transparent);
  padding: 0.72rem;
}

.layout-switcher div {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.45rem;
}

.layout-switcher span {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 900;
  text-transform: uppercase;
}

.layout-switcher strong {
  color: var(--primary-strong);
}

.layout-switcher nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.layout-switcher a {
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) - 2px);
  background: var(--surface);
  color: var(--muted);
  padding: 0.4rem 0.58rem;
  font-size: 0.8rem;
  font-weight: 850;
}

.layout-switcher a.is-active {
  border-color: color-mix(in srgb, var(--primary) 60%, var(--border));
  background: var(--primary);
  color: white;
}

.calculator-titlebar {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.85rem;
  align-items: start;
  padding: 0.5rem 0 0.25rem;
}

.title-icon {
  display: none;
}

.calculator-titlebar h1 {
  color: var(--text);
  font-size: clamp(2rem, 6vw, 3rem);
  letter-spacing: 0;
}

.calculator-titlebar p:last-child {
  max-width: 48rem;
  margin: 0.4rem 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 2vw, 1.15rem);
}

.calculator-actions {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: nowrap;
  gap: 0.42rem;
}

.icon-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 1 1 0;
  min-width: 0;
  gap: 0.36rem;
  min-height: 2.75rem;
  border-color: color-mix(in srgb, var(--border) 82%, var(--surface));
  border-radius: 0.8rem;
  background: color-mix(in srgb, var(--surface) 96%, transparent);
  padding: 0 0.46rem;
  box-shadow: 0 10px 24px color-mix(in srgb, var(--text) 8%, transparent);
  cursor: pointer;
  color: var(--text);
  font-size: 0.86rem;
  font-weight: 850;
  white-space: nowrap;
}

.icon-button span:first-child {
  display: grid;
  place-items: center;
  width: 1rem;
  color: var(--text);
  font-size: 1.05rem;
  line-height: 1;
}

.icon-button:hover {
  border-color: color-mix(in srgb, var(--primary) 38%, var(--border));
  color: var(--primary-strong);
  transform: translateY(-1px);
}

.calculator-panels {
  display: grid;
  gap: 1.2rem;
}

.content-card {
  min-width: 0;
  padding: 1rem;
}

.calculator-panels > .content-card {
  overflow: hidden;
  border-color: color-mix(in srgb, var(--border) 88%, transparent);
  border-radius: 18px;
  background: color-mix(in srgb, var(--surface) 94%, transparent);
  box-shadow: var(--shadow);
  padding: clamp(1.15rem, 2.2vw, 1.55rem);
}

.input-panel,
.results-panel {
  display: grid;
  align-content: start;
  min-width: 0;
}

.calculator-panels > .input-panel {
  position: relative;
  z-index: 2;
  overflow: visible;
}

.calculator-panels > .results-panel {
  position: relative;
  z-index: 1;
}

.panel-heading {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 0.8rem;
  margin-bottom: 1.1rem;
}

.input-panel .panel-heading::before,
.results-panel .panel-heading::before {
  content: "↗";
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  width: 2.85rem;
  height: 2.85rem;
  border-radius: 12px;
  background: linear-gradient(135deg, #4d96ff, #2f7cf6);
  color: #fff;
  box-shadow: 0 12px 26px rgba(47, 124, 246, 0.24);
  font-size: 1.15rem;
  font-weight: 900;
}

.results-panel .panel-heading::before {
  background: linear-gradient(135deg, #29c071, #159456);
  box-shadow: 0 12px 26px rgba(31, 164, 99, 0.22);
}

.panel-heading h2 {
  margin: 0;
  color: var(--text);
  font-size: 1.05rem;
  text-transform: none;
}

.input-panel .panel-heading h2::after {
  content: "Enter your details";
  display: block;
  margin-top: 0.1rem;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 650;
}

.results-panel .panel-heading h2::after {
  content: "Projected estimate";
  display: block;
  margin-top: 0.1rem;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 650;
}

.calculator-form {
  display: grid;
  gap: 0.85rem;
}

.calculator-form--progressive,
.calculator-form--sectioned {
  gap: 1.05rem;
}

.calculator-form--simple {
  gap: 0.95rem;
}

.form-section {
  display: grid;
  gap: 1.15rem;
  margin: 0;
  border: 0;
  border-top: 1px solid var(--border);
  border-radius: 0;
  padding: 1.05rem 0 0;
  background: transparent;
}

.form-section legend {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem;
  padding: 0 0.35rem 0 0;
  color: var(--text);
  font-size: 1rem;
  font-weight: 900;
}

.form-section legend > span:not(.form-section-icon) {
  display: grid;
  gap: 0.08rem;
}

.form-section legend small {
  flex-basis: 100%;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 750;
}

.form-section-icon {
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 12px;
  background: color-mix(in srgb, var(--section-accent, var(--primary)) 18%, var(--surface));
  color: var(--section-accent, var(--primary));
  font-size: 1.05rem;
}

.form-section-grid {
  display: grid;
  column-gap: 0.7rem;
  row-gap: 1.35rem;
}

.form-row {
  display: grid;
  grid-column: 1 / -1;
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
  column-gap: 0.7rem;
  row-gap: 1.35rem;
  min-width: 0;
}

.form-row[hidden] {
  display: none;
}

.form-row .input-group {
  min-width: 0;
}

.input-group {
  position: relative;
  display: grid;
  align-content: start;
  gap: 0.38rem;
}

.input-group[hidden] {
  display: none;
}

.input-group-wide {
  grid-column: 1 / -1;
}

.input-group--width-full {
  grid-column: 1 / -1;
}

.input-group--emphasis-primary label {
  font-size: 0.94rem;
}

.input-label-row {
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  width: fit-content;
  max-width: 100%;
  gap: 0.32rem;
}

.input-group label {
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  width: fit-content;
  max-width: 100%;
  gap: 0.32rem;
  color: color-mix(in srgb, var(--text) 84%, var(--muted));
  font-size: 0.9rem;
  font-weight: 500;
  line-height: 1.25;
}

.input-help-button {
  display: inline-grid;
  flex: 0 0 auto;
  place-items: center;
  width: 1.28rem;
  height: 1.28rem;
  border: 1px solid color-mix(in srgb, var(--primary) 24%, var(--border));
  border-radius: 999px;
  background: color-mix(in srgb, var(--primary-soft) 72%, var(--surface));
  color: var(--primary-strong);
  padding: 0;
  box-shadow: none;
  cursor: pointer;
  line-height: 1;
}

.input-help-button span {
  font-size: 0.75rem;
  font-weight: 900;
}

.input-help-button:hover,
.input-help-button[aria-expanded="true"] {
  border-color: color-mix(in srgb, var(--primary) 54%, var(--border));
  background: var(--primary);
  color: #ffffff;
}

.input-help-button:focus-visible {
  outline-offset: 2px;
}

.input-help-popover {
  position: absolute;
  z-index: 18;
  top: calc(100% + 0.42rem);
  left: 0;
  width: min(20rem, calc(100vw - 2rem));
  border: 1px solid color-mix(in srgb, var(--primary) 18%, var(--border));
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--surface) 98%, var(--primary-soft));
  color: var(--text);
  box-shadow: var(--shadow-soft);
  padding: 0.75rem 0.82rem;
}

.input-help-popover::before {
  content: "";
  position: absolute;
  top: -0.42rem;
  left: 3.2rem;
  width: 0.72rem;
  height: 0.72rem;
  border-top: 1px solid color-mix(in srgb, var(--primary) 18%, var(--border));
  border-left: 1px solid color-mix(in srgb, var(--primary) 18%, var(--border));
  background: inherit;
  transform: rotate(45deg);
}

.input-help-popover strong {
  display: block;
  margin: 0 0 0.24rem;
  color: var(--text);
  font-size: 0.82rem;
  line-height: 1.25;
}

.input-help-popover p {
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.42;
}

.input-help-popover p + p {
  margin-top: 0.48rem;
}

.panel-heading span {
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 700;
}

.input-group small {
  color: var(--muted);
  font-size: 0.8rem;
}

.calculator-form input:not([type="radio"]):not([type="checkbox"]),
.calculator-form select,
.calculator-form textarea {
  min-height: 3.45rem;
  border-color: var(--border);
  border-radius: 12px;
  background: var(--calculator-input-bg);
  color: var(--text);
  box-shadow: 0 1px 0 color-mix(in srgb, var(--text) 5%, transparent), inset 0 0 0 1px color-mix(in srgb, var(--border) 55%, transparent);
  font-size: 1.08rem;
  font-weight: 650;
}

.calculator-form input:not([type="radio"]):not([type="checkbox"]):focus,
.calculator-form select:focus,
.calculator-form textarea:focus {
  border-color: #9dc2ff;
  box-shadow: 0 0 0 4px rgba(47, 124, 246, 0.12);
  outline: 0;
}

.calculator-form textarea {
  min-height: 9.5rem;
  padding: 0.95rem 1rem;
  line-height: 1.5;
  resize: vertical;
  width: 100%;
}

.input-shell,
.select-shell {
  position: relative;
  display: block;
}

.input-shell input {
  position: relative;
  z-index: 1;
}

.input-affix {
  position: absolute;
  z-index: 2;
  top: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.4rem;
  color: var(--muted);
  transform: translateY(-50%);
  font-size: 1rem;
  font-weight: 850;
  pointer-events: none;
}

.input-affix--prefix {
  left: 1rem;
}

.input-affix--suffix {
  right: 1rem;
}

.input-group--has-prefix input {
  padding-left: 3.1rem;
}

.input-group--has-suffix input {
  padding-right: 3.1rem;
}

.select-shell select {
  appearance: none;
  padding-right: 3rem;
}

.select-shell::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 1.1rem;
  width: 0.52rem;
  height: 0.52rem;
  border-right: 2px solid var(--muted);
  border-bottom: 2px solid var(--muted);
  transform: translateY(-65%) rotate(45deg);
  pointer-events: none;
}

.select-shell:focus-within::after {
  border-color: var(--primary);
}

.segmented-control {
  display: grid;
  grid-auto-columns: minmax(6.2rem, 1fr);
  grid-auto-flow: column;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: color-mix(in srgb, var(--surface) 96%, transparent);
  box-shadow: 0 1px 0 color-mix(in srgb, var(--text) 5%, transparent), inset 0 0 0 1px color-mix(in srgb, var(--border) 55%, transparent);
}

.input-group--layout-compact .segmented-control {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: stretch;
  justify-self: start;
  width: fit-content;
  max-width: 100%;
  overflow-x: visible;
  border-radius: 999px;
}

.form-row .input-group--layout-compact .segmented-control {
  width: 100%;
}

.input-group--layout-compact .segmented-option span {
  min-width: 4.15rem;
  min-height: 2.75rem;
  border-radius: 999px;
  padding: 0.5rem 0.9rem;
  font-size: 0.92rem;
}

@media (max-width: 520px) {
  .input-group--layout-compact .segmented-control {
    display: grid;
    grid-auto-flow: row;
    grid-auto-columns: auto;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    justify-self: stretch;
    width: 100%;
    border-radius: 12px;
  }

  .input-group--layout-compact .segmented-option span {
    min-width: 0;
    border-radius: 10px;
    white-space: normal;
  }
}

.segmented-option {
  position: relative;
  display: grid;
  min-width: 0;
  cursor: pointer;
}

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

.segmented-option span {
  display: grid;
  place-items: center;
  min-height: 3.05rem;
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 0.55rem 0.85rem;
  color: var(--muted);
  font-size: 1rem;
  font-weight: 650;
  line-height: 1.15;
  text-align: center;
  white-space: nowrap;
}

.segmented-option input:checked + span {
  border-color: #a8c5ff;
  background: color-mix(in srgb, var(--primary-soft) 78%, var(--surface));
  color: var(--primary-strong);
  font-weight: 700;
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--primary) 24%, transparent), inset 0 0 0 999px color-mix(in srgb, var(--primary) 5%, transparent);
}

.segmented-option input:focus-visible + span {
  outline: 3px solid color-mix(in srgb, var(--primary) 42%, white);
  outline-offset: -3px;
}

.choice-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(4.75rem, 1fr));
  gap: 0.45rem;
}

.checkbox-choice {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: color-mix(in srgb, var(--surface) 96%, transparent);
  min-height: 3rem;
  padding: 0.55rem 0.65rem;
  cursor: pointer;
}

.checkbox-choice input {
  width: auto;
  min-height: 0;
  margin: 0;
  accent-color: var(--primary);
}

.input-group .checkbox-choice span {
  color: var(--text);
  font-size: 0.84rem;
  font-weight: 850;
}

.toggle-control {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  min-height: 3.45rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: color-mix(in srgb, var(--surface) 96%, transparent);
  padding: 0.75rem 0.85rem;
  box-shadow: 0 1px 0 color-mix(in srgb, var(--text) 5%, transparent), inset 0 0 0 1px color-mix(in srgb, var(--border) 55%, transparent);
  cursor: pointer;
}

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

.toggle-control span {
  position: relative;
  flex: 0 0 auto;
  width: 2.8rem;
  height: 1.55rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--muted) 26%, var(--surface));
}

.toggle-control span::after {
  content: "";
  position: absolute;
  top: 0.18rem;
  left: 0.2rem;
  width: 1.18rem;
  height: 1.18rem;
  border-radius: 999px;
  background: var(--surface);
  box-shadow: 0 2px 5px rgba(15, 23, 42, 0.18);
  transition: transform 150ms ease;
}

.toggle-control input:checked + span {
  background: var(--primary);
}

.toggle-control input:checked + span::after {
  transform: translateX(1.22rem);
}

.toggle-control strong {
  color: var(--text);
  font-size: 1rem;
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.55rem;
  border-top: 1px solid var(--border);
  padding-top: 1rem;
}

.form-actions--auto {
  justify-content: space-between;
}

.form-auto-status {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 800;
}

.form-auto-status i {
  display: block;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 999px;
  background: var(--success);
}

.form-submit-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  border: 0;
  padding: 0;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.85rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  padding: 0.72rem 1rem;
  font-weight: 900;
  cursor: pointer;
}

.button-cta,
.button-primary {
  background: var(--cta);
  color: #111827;
}

.button-cta:hover,
.button-primary:hover {
  background: var(--cta-dark);
  color: #111827;
}

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

.form-actions--utility {
  justify-content: flex-start;
}

.form-actions--utility .button {
  min-width: 7.5rem;
}

.result-card {
  border-bottom: 0;
  container-type: inline-size;
  min-width: 0;
  padding-bottom: 0;
}

.utility-stage {
  display: grid;
  place-items: center;
  min-height: clamp(13rem, 30vw, 18rem);
  margin-bottom: 1.1rem;
  border: 1px solid color-mix(in srgb, var(--border) 82%, transparent);
  border-radius: 16px;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--surface) 92%, var(--primary-soft)), var(--surface)),
    var(--surface);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.45);
  overflow: hidden;
}

.utility-stage:empty::before {
  content: "";
  display: block;
  width: 4rem;
  height: 4rem;
  border: 2px dashed color-mix(in srgb, var(--muted) 42%, transparent);
  border-radius: 999px;
}

.utility-stage-items {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: clamp(0.7rem, 2vw, 1.15rem);
  width: 100%;
  padding: 1rem;
}

.utility-die {
  display: grid;
  place-items: center;
  width: clamp(3.7rem, 18cqw, 5.4rem);
  aspect-ratio: 1;
  border: 1px solid color-mix(in srgb, var(--border) 78%, transparent);
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 16px 28px rgba(15, 23, 42, 0.14);
}

.utility-stage--dice.is-rolling .utility-die {
  animation: utility-die-roll 620ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.utility-die-face {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(3, 1fr);
  width: 72%;
  height: 72%;
  color: #111827;
}

.calculator-app .result-card .utility-die-face strong {
  grid-column: 1 / -1;
  grid-row: 1 / -1;
  place-self: center;
  margin: 0;
  color: #111827;
  font-size: clamp(1.35rem, 7cqw, 2.3rem);
  line-height: 1;
}

.utility-die-pip {
  place-self: center;
  width: 0.62rem;
  aspect-ratio: 1;
  border-radius: 999px;
  background: #111827;
}

.utility-coin {
  display: grid;
  place-items: center;
  width: clamp(7rem, 32cqw, 10.5rem);
  aspect-ratio: 1;
  border: 0.6rem solid #f4c542;
  border-radius: 999px;
  background: radial-gradient(circle at 35% 28%, #fff4b0, #d99d1f 62%, #8a5d0a 100%);
  box-shadow: 0 20px 38px rgba(15, 23, 42, 0.18);
}

.utility-coin span {
  display: grid;
  place-items: center;
  width: 62%;
  aspect-ratio: 1;
  border: 2px solid rgba(17, 24, 39, 0.28);
  border-radius: 999px;
  color: #111827;
  font-size: clamp(2.4rem, 14cqw, 4.4rem);
  font-weight: 950;
}

.utility-stage--coin.is-flipping .utility-coin {
  animation: utility-coin-flip 700ms cubic-bezier(0.28, 0.84, 0.42, 1);
}

.utility-card {
  position: relative;
  display: grid;
  place-items: center;
  width: clamp(7rem, 30cqw, 10rem);
  aspect-ratio: 0.72;
  border: 1px solid color-mix(in srgb, var(--border) 78%, transparent);
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 20px 38px rgba(15, 23, 42, 0.18);
}

.utility-card--back {
  background:
    repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.12) 0 8px, transparent 8px 16px),
    #2f7cf6;
}

.utility-card--back span {
  width: 70%;
  height: 78%;
  border: 2px solid rgba(255, 255, 255, 0.62);
  border-radius: 8px;
}

.utility-card--red {
  color: #b42318;
}

.utility-card--black {
  color: #111827;
}

.calculator-app .result-card .utility-card > strong {
  margin: 0;
  color: currentColor;
  font-size: clamp(3.2rem, 18cqw, 5.2rem);
  line-height: 1;
}

.utility-card-corner {
  position: absolute;
  top: 0.7rem;
  left: 0.7rem;
  display: grid;
  color: currentColor;
  font-size: 1.15rem;
  font-weight: 950;
  line-height: 1;
}

.utility-card-corner i {
  font-style: normal;
}

.utility-card-corner--bottom {
  inset: auto 0.7rem 0.7rem auto;
  transform: rotate(180deg);
}

.utility-stage--card.is-drawing .utility-card {
  animation: utility-card-draw 640ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.utility-stage--password {
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--surface) 90%, #dcfce7), var(--surface)),
    var(--surface);
}

.utility-password-preview {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.55rem;
  max-width: min(24rem, 86%);
}

.utility-password-preview span {
  display: inline-grid;
  place-items: center;
  min-width: 4.1rem;
  border: 1px solid color-mix(in srgb, var(--border) 74%, transparent);
  border-radius: 10px;
  background: color-mix(in srgb, var(--surface-strong) 82%, var(--surface));
  color: var(--primary-strong);
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 1.2rem;
  font-weight: 900;
  line-height: 1;
  padding: 0.95rem 0.85rem;
}

.utility-stage--lottery {
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--surface) 90%, #dbeafe), color-mix(in srgb, var(--surface) 92%, #dcfce7)),
    var(--surface);
}

.utility-lottery-lines {
  display: grid;
  gap: 0.7rem;
  width: min(32rem, 92%);
  padding: 1rem;
}

.utility-lottery-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
}

.utility-lottery-ball,
.utility-lottery-plus {
  display: inline-grid;
  place-items: center;
  width: clamp(2.25rem, 11cqw, 3rem);
  aspect-ratio: 1;
  line-height: 1;
}

.utility-lottery-ball {
  border: 1px solid color-mix(in srgb, var(--border) 78%, transparent);
  border-radius: 999px;
  background: #fff;
  color: #111827;
  font-weight: 950;
  box-shadow: 0 10px 20px rgba(15, 23, 42, 0.12);
}

.utility-lottery-ball--bonus {
  border-color: color-mix(in srgb, #d97706 58%, transparent);
  background: #fef3c7;
}

.utility-lottery-plus {
  width: 1.25rem;
  color: var(--muted);
  font-weight: 950;
}

@keyframes utility-die-roll {
  0% {
    transform: translateY(-0.7rem) rotate(-18deg);
  }
  55% {
    transform: translateY(0.25rem) rotate(10deg);
  }
  100% {
    transform: translateY(0) rotate(0);
  }
}

@keyframes utility-coin-flip {
  0% {
    transform: rotateY(0deg) translateY(0);
  }
  50% {
    transform: rotateY(540deg) translateY(-0.9rem);
  }
  100% {
    transform: rotateY(1080deg) translateY(0);
  }
}

@keyframes utility-card-draw {
  0% {
    transform: translateY(0.8rem) rotate(-4deg) scale(0.94);
  }
  100% {
    transform: translateY(0) rotate(0deg) scale(1);
  }
}

.result-card[data-tone="error"] strong {
  color: var(--danger);
}

.result-card[data-tone="neutral"] strong {
  color: var(--text);
}

.result-label {
  display: block;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 800;
}

.result-card strong {
  display: block;
  max-width: 100%;
  margin-top: 0.65rem;
  color: var(--success);
  font-size: 3rem;
  font-size: clamp(2.35rem, 12cqw, 4.2rem);
  line-height: 1.05;
  overflow-wrap: anywhere;
}

.result-card[data-calculator-id="password-generator"] [data-result-value] {
  color: var(--text);
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", Menlo, monospace;
  font-size: clamp(1.25rem, 7cqw, 2.2rem);
  line-height: 1.2;
  word-break: break-all;
}

.result-detail {
  max-width: 46rem;
  min-width: 0;
  margin: 0.9rem 0 0;
  color: var(--muted);
  font-size: 1rem;
  overflow-wrap: anywhere;
}

.result-detail p {
  margin: 0.35rem 0 0;
}

.conversion-history {
  display: grid;
  gap: 0.75rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid color-mix(in srgb, var(--border) 82%, transparent);
}

.conversion-history[hidden] {
  display: none;
}

.conversion-history h3,
.conversion-history p {
  margin: 0;
}

.conversion-history ul {
  display: grid;
  gap: 0.65rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.conversion-history li {
  display: grid;
  gap: 0.2rem;
  padding: 0.75rem;
  border: 1px solid color-mix(in srgb, var(--border) 84%, transparent);
  border-radius: 10px;
  background: color-mix(in srgb, var(--surface) 96%, var(--primary-soft));
}

.conversion-history a {
  color: var(--primary-strong);
  font-weight: 800;
  text-decoration: none;
}

.conversion-history strong {
  color: var(--text);
  font-size: 1rem;
}

.conversion-rounding-control {
  margin-top: 0.85rem;
}

.conversion-rounding-control[hidden] {
  display: none;
}

.conversion-rounding-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.48rem;
  border: 1px solid color-mix(in srgb, var(--primary) 28%, var(--border));
  border-radius: 999px;
  background: color-mix(in srgb, var(--primary-soft) 62%, transparent);
  color: var(--muted);
  padding: 0.42rem 0.62rem;
  font-size: 0.82rem;
  font-weight: 850;
  line-height: 1;
  cursor: pointer;
}

.conversion-rounding-toggle input {
  appearance: none;
  position: relative;
  display: inline-grid;
  flex: 0 0 auto;
  place-items: center;
  width: 1rem;
  height: 1rem;
  min-height: 0;
  margin: 0;
  border: 1px solid color-mix(in srgb, var(--muted) 62%, var(--border));
  border-radius: 3px;
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  box-shadow: none;
  padding: 0;
}

.conversion-rounding-toggle input::after {
  content: "";
  width: 0.48rem;
  height: 0.28rem;
  border-bottom: 2px solid #ffffff;
  border-left: 2px solid #ffffff;
  opacity: 0;
  transform: translateY(-0.05rem) rotate(-45deg);
}

.conversion-rounding-toggle input:checked {
  border-color: var(--primary);
  background: var(--primary);
}

.conversion-rounding-toggle input:checked::after {
  opacity: 1;
}

.conversion-rounding-toggle input:focus-visible {
  outline: 2px solid #93c5fd;
  outline-offset: 2px;
}

.result-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  margin-top: 1.05rem;
  border: 1px solid color-mix(in srgb, var(--success) 18%, var(--border));
  border-radius: 16px;
  background: color-mix(in srgb, var(--surface) 92%, var(--success-soft));
  box-shadow: 0 14px 34px color-mix(in srgb, var(--success) 7%, transparent);
  overflow: hidden;
}

.result-summary--columns-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.result-summary--columns-2 .result-summary-item:nth-child(3n+1) {
  border-left: 1px solid color-mix(in srgb, var(--border) 82%, transparent);
}

.result-summary--columns-2 .result-summary-item:nth-child(2n+1) {
  border-left: 0;
}

.result-summary-item {
  --result-icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='8'/%3E%3Cpath d='M12 11v5M12 8h.01'/%3E%3C/svg%3E");
  display: grid;
  grid-template-columns: 2.35rem minmax(0, 1fr);
  align-items: center;
  gap: 0.62rem;
  min-width: 0;
  padding: 0.9rem 0.92rem;
  border-left: 1px solid color-mix(in srgb, var(--border) 82%, transparent);
}

.result-summary-item:nth-child(3n+1) {
  border-left: 0;
}

.result-summary-icon,
.result-metric::before {
  display: grid;
  place-items: center;
  width: 2.35rem;
  height: 2.35rem;
  border-radius: 999px;
  background: var(--success-soft);
}

.result-summary-icon::before,
.result-metric::after {
  content: "";
  width: 1.25rem;
  height: 1.25rem;
  background: var(--success);
  mask: var(--result-icon) center / contain no-repeat;
}

.result-summary-copy {
  display: grid;
  gap: 0.16rem;
  min-width: 0;
}

.result-summary-label {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 500;
  line-height: 1.2;
  overflow-wrap: normal;
  word-break: normal;
}

.result-card .result-summary-value {
  display: block;
  margin-top: 0;
  color: var(--text);
  font-size: 1.08rem;
  font-weight: 850;
  line-height: 1.25;
  overflow-wrap: anywhere;
}

.result-detail-note {
  position: relative;
  margin-top: 0.85rem;
  border: 1px solid color-mix(in srgb, var(--primary) 18%, var(--border));
  border-radius: 12px;
  background: color-mix(in srgb, var(--primary-soft) 42%, var(--surface));
  color: var(--muted);
  padding: 0.82rem 0.9rem 0.82rem 2.85rem;
  line-height: 1.5;
}

.result-detail-note::before {
  content: "i";
  position: absolute;
  top: 0.88rem;
  left: 0.9rem;
  display: grid;
  place-items: center;
  width: 1.32rem;
  height: 1.32rem;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--primary-strong);
  font-size: 0.82rem;
  font-weight: 900;
  line-height: 1;
}

[data-result-icon="trend"] {
  --result-icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 16l5-5 4 4 7-8'/%3E%3Cpath d='M15 7h5v5'/%3E%3C/svg%3E");
}

[data-result-icon="reinvest"] {
  --result-icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 10a8 8 0 1 1 2 8'/%3E%3Cpath d='M4 4v6h6'/%3E%3Cpath d='M7 7a8 8 0 0 1 5-3'/%3E%3C/svg%3E");
}

[data-result-icon="withdraw"] {
  --result-icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 4v12'/%3E%3Cpath d='M8 12l4 4 4-4'/%3E%3Cpath d='M5 20h14'/%3E%3C/svg%3E");
}

[data-result-icon="deposit"] {
  --result-icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 4v12'/%3E%3Cpath d='M8 8l4-4 4 4'/%3E%3Cpath d='M5 14v5h14v-5'/%3E%3C/svg%3E");
}

[data-result-icon="calendar"] {
  --result-icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M7 3v4M17 3v4M4 9h16M6 5h12a2 2 0 0 1 2 2v12a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2V7a2 2 0 0 1 2-2z'/%3E%3C/svg%3E");
}

[data-result-icon="wallet"] {
  --result-icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 7h14a3 3 0 0 1 3 3v8H6a2 2 0 0 1-2-2V7z'/%3E%3Cpath d='M4 7l12-3v3'/%3E%3Cpath d='M16 13h5'/%3E%3C/svg%3E");
}

[data-result-icon="info"] {
  --result-icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='8'/%3E%3Cpath d='M12 11v5M12 8h.01'/%3E%3C/svg%3E");
}

.result-breakdown {
  display: grid;
  gap: 1.2rem;
  margin-top: 1.25rem;
  max-width: 100%;
  min-width: 0;
}

.result-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 12rem), 1fr));
  gap: 0.75rem;
  min-width: 0;
}

.result-metric {
  --result-icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='8'/%3E%3Cpath d='M12 11v5M12 8h.01'/%3E%3C/svg%3E");
  position: relative;
  min-width: 0;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: color-mix(in srgb, var(--surface-strong) 82%, var(--surface));
  padding: 1rem 1rem 1rem 4rem;
  box-shadow: var(--shadow-soft);
}

.result-metric::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 1rem;
  transform: translateY(-50%);
}

.result-metric::after {
  position: absolute;
  top: 50%;
  left: 1.6rem;
  transform: translateY(-50%);
}

.result-metric span {
  display: block;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 850;
  overflow-wrap: anywhere;
}

.result-metric strong {
  margin-top: 0.2rem;
  color: var(--text);
  font-size: 1.08rem;
  line-height: 1.2;
  overflow-wrap: anywhere;
}

@media (max-width: 760px) {
  .result-summary {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .result-summary .result-summary-item:nth-child(3n+1) {
    border-left: 1px solid color-mix(in srgb, var(--border) 82%, transparent);
  }

  .result-summary .result-summary-item:nth-child(2n+1) {
    border-left: 0;
  }
}

@media (max-width: 520px) {
  .result-summary {
    grid-template-columns: 1fr;
  }

  .result-summary-item,
  .result-summary-item:nth-child(3n+1) {
    border-left: 0;
  }
}

.result-table {
  max-width: 100%;
  min-width: 0;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: color-mix(in srgb, var(--surface-strong) 82%, var(--surface));
}

.result-table table {
  width: max-content;
  min-width: 42rem;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 0.9rem;
}

.result-table th,
.result-table td {
  border: 0;
  border-right: 1px solid var(--border);
  padding: 0.8rem 0.9rem;
}

.result-table th:last-child,
.result-table td:last-child {
  border-right: 0;
}

.result-table th {
  background: color-mix(in srgb, var(--surface-strong) 82%, var(--surface));
  color: var(--muted);
  font-size: 0.82rem;
}

.result-table td {
  color: var(--text);
  font-weight: 850;
}

.result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 0.85rem;
}

.result-download {
  border-color: color-mix(in srgb, var(--primary) 36%, var(--border));
  background: var(--primary-soft);
  color: var(--primary-strong);
}

.result-download:hover {
  border-color: color-mix(in srgb, var(--primary) 58%, var(--border));
  background: color-mix(in srgb, var(--primary-soft) 70%, var(--surface));
  color: var(--primary-strong);
}

.password-result-actions {
  margin-top: 0.75rem;
}

.result-chart {
  display: grid;
  gap: 0.9rem;
  margin-top: 1.25rem;
  border-top: 1px solid var(--border);
  padding-top: 1.25rem;
}

.result-chart-heading {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.result-chart-heading div {
  display: grid;
  gap: 0.15rem;
}

.result-chart-heading strong {
  color: var(--primary);
  font-size: 1rem;
}

.result-chart-heading span {
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 750;
}

.result-chart-heading > span {
  border: 1px solid var(--border);
  border-radius: 10px;
  background: color-mix(in srgb, var(--surface) 96%, transparent);
  padding: 0.55rem 0.75rem;
  color: var(--text);
  box-shadow: var(--shadow-soft);
}

.result-chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.result-chart-legend span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 800;
}

.result-chart-legend i {
  display: block;
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 999px;
}

.result-chart canvas {
  display: block;
  width: 100%;
  height: clamp(15rem, 32vw, 22rem);
}

.result-guidance {
  display: grid;
  gap: 0.65rem;
  padding-top: 0.9rem;
}

.result-guidance h3 {
  margin: 0;
  font-size: 0.95rem;
}

.result-guidance ul {
  display: grid;
  gap: 0.55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.result-guidance li {
  position: relative;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--surface-strong) 82%, transparent);
  color: var(--muted);
  padding: 0.65rem 0.75rem 0.65rem 2rem;
  font-size: 0.88rem;
}

.result-guidance li::before {
  content: "✓";
  position: absolute;
  left: 0.75rem;
  color: var(--success);
  font-weight: 900;
}

.calculator-form--keypad {
  gap: 1rem;
}

.standard-calculator {
  --standard-accent: #215ec7;
  --standard-operator: #2e8df0;
  --standard-utility-bg: #eaf8ff;
  --standard-key-border: #b8cdfa;
  --standard-key-bg: #ffffff;
  display: grid;
  gap: clamp(0.62rem, 2vw, 0.82rem);
  width: min(100%, 28.5rem);
  max-width: 28.5rem;
  margin: 0 auto;
  border: 1px solid color-mix(in srgb, var(--standard-accent) 20%, var(--border));
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--standard-accent) 7%, transparent), transparent 52%),
    linear-gradient(180deg, color-mix(in srgb, var(--surface) 98%, transparent), color-mix(in srgb, var(--surface-strong) 88%, transparent));
  padding: clamp(0.72rem, 2.2vw, 1rem);
  box-shadow:
    0 22px 48px color-mix(in srgb, var(--standard-accent) 11%, transparent),
    inset 0 1px 0 rgba(255, 255, 255, 0.78);
}

.standard-calculator-display {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  overflow: hidden;
  min-height: clamp(5.05rem, 18vw, 5.9rem);
  border: 1px solid color-mix(in srgb, var(--standard-accent) 22%, var(--border));
  border-radius: calc(var(--radius) - 2px);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--standard-accent) 6%, transparent), transparent 62%),
    color-mix(in srgb, var(--surface) 97%, transparent);
  color: var(--text);
  padding: 1rem clamp(0.86rem, 3vw, 1.05rem);
  font-size: clamp(2.4rem, 12vw, 3.55rem);
  font-weight: 750;
  line-height: 1;
  text-align: right;
  text-overflow: ellipsis;
  white-space: nowrap;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.88),
    0 8px 20px color-mix(in srgb, var(--standard-accent) 7%, transparent);
}

.standard-calculator-keys {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(0.48rem, 1.8vw, 0.66rem);
}

.standard-calculator-key {
  display: grid;
  place-items: center;
  min-height: clamp(3.1rem, 13vw, 3.65rem);
  min-width: 0;
  border: 1px solid var(--standard-key-border);
  border-radius: calc(var(--radius) - 2px);
  background: var(--standard-key-bg);
  color: var(--text);
  font-size: clamp(1rem, 4.4vw, 1.16rem);
  font-weight: 650;
  cursor: pointer;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.72),
    0 8px 18px color-mix(in srgb, var(--text) 4%, transparent);
  transition: transform 150ms ease, border-color 150ms ease, background-color 150ms ease, box-shadow 150ms ease;
}

.standard-calculator-key:hover {
  border-color: color-mix(in srgb, var(--standard-accent) 36%, var(--border));
  background: color-mix(in srgb, var(--standard-key-bg) 90%, var(--standard-utility-bg));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.78),
    0 10px 22px color-mix(in srgb, var(--standard-accent) 9%, transparent);
  transform: translateY(-1px);
}

.standard-calculator-key:active {
  transform: translateY(1px);
}

.standard-calculator-key:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--standard-operator) 45%, white);
  outline-offset: 2px;
}

.standard-calculator-key--digit {
  background: var(--standard-key-bg);
}

.standard-calculator-key--utility {
  border-color: var(--standard-key-border);
  background: var(--standard-utility-bg);
  color: var(--standard-accent);
}

.standard-calculator-key--operator,
.standard-calculator-key--equals {
  border-color: color-mix(in srgb, var(--standard-operator) 68%, var(--standard-key-border));
  background: var(--standard-operator);
  color: #ffffff;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.32),
    0 12px 24px color-mix(in srgb, var(--standard-accent) 18%, transparent);
}

.standard-calculator-key--equals {
  background: var(--standard-operator);
  color: #ffffff;
  border-color: color-mix(in srgb, var(--standard-operator) 68%, var(--standard-key-border));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.32),
    0 12px 24px color-mix(in srgb, var(--standard-accent) 18%, transparent);
}

.standard-calculator-key--operator:hover,
.standard-calculator-key--equals:hover {
  border-color: #1f6fc8;
  background: #237bd6;
  color: #ffffff;
}

.keypad-actions {
  justify-content: center;
}

[data-theme="dark"] .standard-calculator {
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--standard-accent) 11%, transparent), transparent 52%),
    color-mix(in srgb, var(--surface) 94%, transparent);
  box-shadow:
    0 24px 54px rgba(0, 0, 0, 0.28),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

[data-theme="dark"] .standard-calculator-display,
[data-theme="dark"] .standard-calculator-key,
[data-theme="dark"] .standard-calculator-key--equals {
  background-color: color-mix(in srgb, var(--surface) 88%, transparent);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 8px 18px rgba(0, 0, 0, 0.18);
}

[data-theme="dark"] .standard-calculator-key--utility {
  background: var(--standard-utility-bg);
}

[data-theme="dark"] .standard-calculator-key--operator {
  background: var(--standard-operator);
}

[data-theme="dark"] .standard-calculator-key--equals {
  background: var(--standard-operator);
  color: #ffffff;
}

.ad-slot {
  position: relative;
  display: grid;
  overflow: hidden;
  min-height: 6rem;
  padding: 0;
  background:
    linear-gradient(135deg, rgba(37, 99, 235, 0.10), rgba(249, 115, 22, 0.08)),
    var(--surface);
}

.ad-label {
  position: absolute;
  top: 0.45rem;
  right: 0.45rem;
  z-index: 2;
  border: 1px solid color-mix(in srgb, var(--border) 72%, transparent);
  border-radius: 5px;
  background: color-mix(in srgb, var(--surface) 86%, transparent);
  color: var(--muted);
  padding: 0.12rem 0.25rem;
  font-size: 0.68rem;
  font-weight: 850;
}

.ad-slot img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: inherit;
  object-fit: cover;
}

.ad-fallback {
  display: none;
  padding: 1rem;
}

.ad-fallback:not([hidden]) {
  display: grid;
  align-content: center;
  gap: 0.35rem;
}

.ad-brand {
  color: var(--primary);
  font-weight: 900;
}

.ad-fallback strong {
  max-width: 24rem;
  font-size: 1.15rem;
  line-height: 1.15;
}

.ad-fallback p {
  margin: 0;
  color: var(--muted);
}

.ad-cta {
  width: max-content;
  border-radius: var(--radius);
  background: var(--cta);
  color: #111827;
  padding: 0.42rem 0.7rem;
  font-size: 0.82rem;
  font-weight: 900;
}

.ad-slot-sidebar {
  min-height: 15rem;
  aspect-ratio: 1 / 1.25;
  max-height: 28rem;
}

.ad-slot-sidebar img {
  min-height: 0;
}

.ad-slot-in-content {
  justify-self: center;
  width: min(100%, 52rem);
  min-height: 5rem;
}

.ad-slot-in-content img {
  height: clamp(5rem, 9vw, 7rem);
  min-height: 0;
}

.ad-slot-calculator-explanation {
  justify-self: center;
  width: min(100%, 42rem);
  min-height: 4.5rem;
}

.ad-slot-calculator-explanation img {
  height: clamp(4.5rem, 8vw, 6.25rem);
  min-height: 0;
}

.content-card.markdown-content {
  display: grid;
  gap: 1.45em;
  padding: 3.5em;
  font-size: 1.08rem;
  line-height: 1.78;
}

.markdown-content > * {
  margin-block: 0;
}

.markdown-content h2,
.markdown-content h3,
.markdown-content h4 {
  color: var(--text);
  line-height: 1.18;
}

.markdown-content h2 {
  font-size: clamp(1.7rem, 2vw, 2.2rem);
}

.markdown-content h3 {
  font-size: clamp(1.35rem, 1.6vw, 1.65rem);
}

.markdown-content h4 {
  font-size: clamp(1.15rem, 1.35vw, 1.35rem);
}

.markdown-content p,
.markdown-content li {
  font-size: 1.08rem;
  line-height: 1.78;
}

.markdown-content ul,
.markdown-content ol {
  display: grid;
  gap: 0.75em;
  margin-block: 0;
  padding-left: 1.35em;
}

.markdown-content h2:first-child,
.markdown-content h3:first-child {
  margin-top: 0;
}

.markdown-content a {
  color: var(--primary);
  font-weight: 800;
}

.table-wrap {
  overflow-x: auto;
  margin: 1rem 0;
}

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

th,
td {
  border: 1px solid var(--border);
  padding: 0.72rem;
  text-align: left;
}

th {
  background: var(--surface-strong);
}

.content-card.faq-section {
  display: grid;
  gap: 1.45em;
  padding: 3.5em;
  font-size: 1.08rem;
  line-height: 1.78;
}

.faq-section h2 {
  margin: 0;
  color: var(--text);
  font-size: clamp(1.7rem, 2vw, 2.2rem);
  line-height: 1.18;
}

.faq-item {
  border-top: 1px solid var(--border);
  padding: 1.2em 0 0;
}

.faq-item summary {
  cursor: pointer;
  color: var(--text);
  font-size: clamp(1.15rem, 1.35vw, 1.35rem);
  font-weight: 900;
  line-height: 1.3;
}

.faq-item p {
  margin: 0.75em 0 0;
  font-size: 1.08rem;
  line-height: 1.78;
}

.related-tools .card-grid {
  margin-top: 0.75rem;
}

.mini-panel h2,
.newsletter-card h2 {
  margin: 0 0 0.45rem;
  font-size: 1.08rem;
}

.related-list {
  display: grid;
  gap: 0.1rem;
}

.related-list a {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  border-bottom: 1px solid var(--border);
  padding: 0.62rem 0;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 750;
}

.related-list a span {
  color: var(--primary);
  font-size: 0.75rem;
}

.related-list .rail-link {
  border-bottom: 0;
  color: var(--primary);
}

.newsletter-card {
  display: grid;
  gap: 0.8rem;
}

.newsletter-card p {
  margin: 0;
  font-size: 0.9rem;
}

.newsletter-card form {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.55rem;
}

.site-footer {
  border-top: 1px solid var(--border);
  background: var(--surface-strong);
  padding: 2rem 0;
}

.footer-grid {
  display: grid;
  gap: 1.4rem;
}

.footer-grid h2 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
}

.footer-grid ul {
  display: grid;
  gap: 0.35rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-grid p,
.footer-grid a,
.footer-bottom {
  color: var(--muted);
}

.footer-brand {
  color: var(--text);
}

.footer-brand .brand-logo {
  width: 14rem;
}

.small-text {
  font-size: 0.9rem;
}

.footer-bottom {
  padding-top: 1.4rem;
}

@media (max-width: 420px) {
  .brand-logo {
    width: clamp(10.5rem, 50vw, 13rem);
  }

  .category-card::after {
    background-position: right -1.4rem top 5rem;
    background-size: 15rem auto;
    opacity: 0.14;
  }

  .category-card p {
    max-width: 18.5rem;
  }

  .category-hero {
    padding: 1.3rem;
  }

  .category-hero::after {
    background-position: right -2rem top 7rem;
    background-size: 13rem auto;
    opacity: 0.08;
  }

  .directory-section::after {
    width: 18rem;
    opacity: 0.22;
  }

  .nav-shell {
    gap: 0.55rem;
  }

  .theme-toggle,
  .menu-toggle {
    height: 2.45rem;
  }

  .menu-toggle {
    width: 2.45rem;
  }

  .theme-toggle {
    width: 5.35rem;
  }
}

@media (min-width: 560px) {
  .nav-shell,
  .page-shell,
  .footer-grid,
  .footer-bottom,
  .hero,
  .calculator-app {
    width: min(1200px, calc(100% - 2rem));
  }

  .card-grid,
  .compact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .form-actions,
  .newsletter-card form {
    grid-template-columns: 1fr auto;
  }

  .form-section-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .form-row--columns-2,
  .form-row--columns-3,
  .form-row--columns-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .input-group--width-half {
    grid-column: span 1;
  }

  .categories-page {
    width: min(1320px, calc(100% - 2rem));
  }

  .calculators-directory {
    width: min(1320px, calc(100% - 2rem));
  }
}

@media (min-width: 820px) {
  .hero-concept {
    grid-template-columns: minmax(0, 1fr) minmax(20rem, 0.78fr);
    align-items: center;
    gap: clamp(1.25rem, 4vw, 3rem);
    padding: clamp(1.25rem, 3vw, 2rem);
  }

  .hero-concept--topics {
    grid-template-columns: minmax(18rem, 0.74fr) minmax(0, 1fr);
  }

  .hero-topic-board {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .calculator-form--sectioned .form-section-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .calculator-form--sectioned .input-group {
    grid-column: span 3;
  }

  .calculator-form--sectioned .input-group--width-full,
  .calculator-form--sectioned .input-group-wide {
    grid-column: 1 / -1;
  }

  .calculator-form--sectioned .input-group--width-third {
    grid-column: span 2;
  }

  .calculator-form--sectioned .input-group--width-half {
    grid-column: span 3;
  }

  .calculator-form--sectioned .form-row .input-group {
    grid-column: auto;
  }

  .calculator-form[data-calculator-id="mortgage-overpayment"] .form-row--remaining-term {
    grid-template-columns: minmax(7rem, 0.7fr) minmax(7rem, 0.7fr) minmax(13rem, 1.15fr);
  }

  .calculator-form[data-calculator-id="mortgage-overpayment"] .form-row--overpayment-plan {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) minmax(9rem, 0.7fr);
  }

  .calculator-form--sectioned .form-row--deposit-plan,
  .calculator-form--sectioned .form-row--withdrawal-plan {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .calculator-form--sectioned .form-row--deposit-plan .input-group--control-segmented,
  .calculator-form--sectioned .form-row--withdrawal-plan .input-group--control-segmented {
    grid-column: 1 / -1;
  }

  .calculator-form--sectioned .form-row--deposit-plan .input-group--control-segmented .segmented-control,
  .calculator-form--sectioned .form-row--withdrawal-plan .input-group--control-segmented .segmented-control {
    width: min(100%, 42rem);
  }

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

  .form-row--columns-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .nav-shell {
    display: grid;
    grid-template-columns: minmax(15rem, auto) minmax(13rem, 1fr) auto auto auto;
    grid-template-areas:
      "brand search locale favorites theme"
      "nav nav nav nav nav";
    align-items: center;
    column-gap: 0.75rem;
    row-gap: 0.28rem;
    min-height: 92px;
    padding: 0.55rem 0 0.65rem;
  }

  .brand {
    grid-area: brand;
  }

  .menu-toggle {
    display: none;
  }

  .site-nav {
    grid-area: nav;
    display: flex;
    align-items: center;
    gap: 0.18rem;
    padding: 0.22rem 0 0;
    border-top: 1px solid color-mix(in srgb, var(--border) 72%, transparent);
  }

  .header-search {
    grid-area: search;
    display: block;
    justify-self: end;
    width: min(100%, 260px);
    margin-left: 0;
  }

  .locale-switcher {
    grid-area: locale;
    display: block;
    width: 9.75rem;
  }

  .theme-toggle {
    grid-area: theme;
    display: grid;
    grid-column: auto;
    grid-row: auto;
  }

  .nav-action {
    grid-area: favorites;
    display: inline-flex;
  }

  .hero {
    grid-template-columns: minmax(0, 1fr) minmax(20rem, 0.72fr);
    align-items: center;
    column-gap: clamp(1.4rem, 4vw, 3.5rem);
    padding: 2.4rem 0 2.8rem;
  }

  .hero-content {
    max-width: 760px;
    padding: 0;
  }

  .hero--calculator .hero-content {
    padding-left: clamp(1rem, 2.2vw, 1.5rem);
    padding-right: 0.5rem;
  }

  .hero-panel {
    justify-self: stretch;
    min-height: 28rem;
  }

  .section-heading {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
  }

  .section-heading .eyebrow {
    grid-column: 1 / -1;
  }

  .categories-heading {
    align-items: center;
  }

  .category-directory-link {
    justify-self: end;
  }

  .directory-section .compact-heading {
    grid-template-columns: auto minmax(0, 1fr) auto;
  }

  .directory-section .compact-heading a {
    grid-column: auto;
    justify-self: end;
  }

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

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

  .benefit-band {
    grid-template-columns: 0.78fr 1.22fr;
    padding: 1.25rem;
  }

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

  .content-with-sidebar {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 300px;
    align-items: start;
    gap: 1rem;
  }

  .calculator-actions {
    grid-column: auto;
    justify-self: end;
  }

  .calculator-titlebar {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .footer-grid {
    grid-template-columns: 1.35fr repeat(3, 1fr);
  }
}

@media (min-width: 820px) and (max-width: 1039px) {
  .nav-shell {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto auto;
    grid-template-areas: none;
    row-gap: 0.55rem;
    min-height: 70px;
    padding: 0.55rem 0;
  }

  .brand {
    grid-area: auto;
    grid-column: 1;
    grid-row: 1;
  }

  .menu-toggle {
    display: grid;
  }

  .site-nav {
    display: none;
    grid-area: auto;
    grid-column: 1 / -1;
    border-top: 0;
    padding: 0.4rem 0 0.2rem;
  }

  .nav-open .site-nav {
    display: grid;
  }

  .header-search,
  .nav-action {
    display: none;
  }

  .locale-switcher {
    grid-area: auto;
    grid-column: 1 / -1;
    grid-row: 2;
    width: 100%;
  }

  .theme-toggle {
    grid-area: auto;
    grid-column: 3;
    grid-row: 1;
  }
}

@media (min-width: 1120px) {
  .calculator-app {
    width: min(1260px, calc(100% - 2rem));
    grid-template-columns: minmax(0, 1fr);
    align-items: start;
  }

  .calculator-app.layout-ad-rail,
  .calculator-app.layout-growth {
    width: min(1480px, calc(100% - 2rem));
    grid-template-columns: minmax(0, 1fr) 300px;
  }

  .calculator-panels {
    grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
  }

  .layout-ad-rail .calculator-panels,
  .layout-growth .calculator-panels {
    grid-template-columns: minmax(0, 1fr) minmax(300px, 0.86fr);
  }

  .layout-switcher {
    grid-template-columns: auto minmax(0, 1fr);
    align-items: center;
  }

  .layout-switcher nav {
    justify-content: end;
  }

  .layout-ad-rail .right-rail,
  .layout-growth .right-rail {
    position: sticky;
    top: 86px;
    display: grid;
    align-content: start;
    gap: 1rem;
    max-height: calc(100svh - 100px);
    overflow: auto;
  }

  .app-sidebar {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: color-mix(in srgb, var(--surface) 92%, transparent);
    padding: 0.85rem;
    box-shadow: var(--shadow-soft);
  }

  .sidebar-group {
    display: grid;
    gap: 0.35rem;
  }

  .sidebar-group p {
    margin: 0.6rem 0 0.25rem;
    color: var(--muted);
    font-size: 0.72rem;
    font-weight: 900;
    text-transform: uppercase;
  }

  .sidebar-group nav {
    display: grid;
    gap: 0.18rem;
  }

  .sidebar-group a {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    min-height: 2.35rem;
    border-radius: var(--radius);
    color: var(--muted);
    padding: 0.45rem 0.5rem;
    font-size: 0.86rem;
    font-weight: 800;
  }

  .sidebar-group a span {
    display: grid;
    place-items: center;
    width: 1.1rem;
    color: var(--primary);
  }

  .sidebar-group a:hover,
  .sidebar-group a.is-active {
    background: var(--primary-soft);
    color: var(--primary-strong);
  }

  .popular-nav a.is-active {
    color: var(--success);
  }

  .premium-panel {
    display: grid;
    gap: 0.6rem;
    margin-top: 0.35rem;
    border: 1px solid color-mix(in srgb, var(--primary) 55%, var(--border));
    border-radius: var(--radius);
    background: linear-gradient(135deg, var(--primary-soft), color-mix(in srgb, var(--surface) 88%, transparent));
    padding: 0.85rem;
  }

  .premium-panel strong {
    color: var(--primary-strong);
  }

  .premium-panel ul {
    display: grid;
    gap: 0.3rem;
    margin: 0;
    padding: 0;
    color: var(--muted);
    font-size: 0.78rem;
    list-style: none;
  }

  .premium-panel li::before {
    content: "✓";
    margin-right: 0.35rem;
    color: var(--success);
  }

  .premium-panel .button {
    min-height: 2.45rem;
    font-size: 0.82rem;
  }

  .calculator-main {
    padding-inline: 0.2rem;
  }

  .content-card {
    padding: 1.1rem;
  }

  .right-rail .content-card {
    padding: 1rem;
  }

  .right-rail .ad-slot-sidebar {
    min-height: 18rem;
  }
}

@media (min-width: 1340px) {
  .calculator-app {
    width: min(1320px, calc(100% - 3rem));
  }

  .calculator-app.layout-ad-rail,
  .calculator-app.layout-growth {
    grid-template-columns: minmax(0, 1fr) 320px;
  }
}

.sidebar-column {
  align-self: start;
  align-content: start;
}

.form-row--unit-conversion-units,
.form-row--conversion-units {
  grid-template-columns: minmax(0, 1fr);
  align-items: end;
  row-gap: 0.58rem;
}

.conversion-swap-control {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  min-width: 2.35rem;
}

@media (min-width: 560px) {
  .calculator-actions {
    flex-wrap: wrap;
    gap: 0.75rem;
  }

  .icon-button,
  .favorite-toggle--action {
    flex: 0 0 auto;
    gap: 0.75rem;
    min-height: 3.35rem;
    border-radius: 1rem;
    padding: 0 1.25rem;
    font-size: 1rem;
  }

  .icon-button span:first-child,
  .favorite-toggle--action .favorite-toggle-icon {
    width: 1.35rem;
    font-size: 1.35rem;
  }

  .form-row--unit-conversion-units,
  .form-row--conversion-units {
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    row-gap: 1.35rem;
  }

  .conversion-swap-control {
    min-width: 2.9rem;
  }
}

.conversion-swap-button {
  display: inline-grid;
  place-items: center;
  width: 2.35rem;
  height: 2.35rem;
  border: 1px solid color-mix(in srgb, var(--primary) 34%, var(--border));
  border-radius: 12px;
  background: color-mix(in srgb, var(--primary-soft) 76%, var(--surface));
  color: var(--primary-strong);
  box-shadow: 0 1px 0 color-mix(in srgb, var(--text) 5%, transparent);
  cursor: pointer;
}

@media (min-width: 560px) {
  .conversion-swap-button {
    width: 2.85rem;
    height: 2.85rem;
  }
}

.conversion-swap-button:hover {
  border-color: color-mix(in srgb, var(--primary) 64%, var(--border));
  background: var(--primary);
  color: #ffffff;
}

.conversion-swap-button:focus-visible {
  outline: 3px solid #93c5fd;
  outline-offset: 2px;
}

.conversion-swap-button span {
  font-size: 1.24rem;
  font-weight: 900;
  line-height: 1;
}

.calculator-standalone-page {
  min-height: 100svh;
  background: linear-gradient(180deg, var(--bg), var(--surface-strong));
}

.calculator-standalone-page .app-header {
  top: 0;
  padding-top: env(safe-area-inset-top);
}

.calculator-standalone-page .app-nav-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 0.55rem;
  width: min(820px, calc(100% - 1rem));
  min-height: 58px;
  padding: 0.45rem 0;
}

.calculator-standalone-page .brand-logo {
  width: clamp(8.5rem, 42vw, 11.5rem);
}

.calculator-standalone-page .menu-toggle {
  display: grid;
  grid-column: 2;
  grid-row: 1;
  width: 2.45rem;
  height: 2.45rem;
  padding: 0.65rem;
}

.calculator-standalone-page .theme-toggle {
  display: grid;
  grid-column: 3;
  grid-row: 1;
  width: 5.15rem;
  height: 2.45rem;
}

.calculator-standalone-page .app-site-nav {
  display: none;
  grid-column: 1 / -1;
  grid-row: 2;
  gap: 0.35rem;
  padding: 0.2rem 0 0.1rem;
}

.nav-open.calculator-standalone-page .app-site-nav {
  display: grid;
}

.calculator-standalone-page .app-site-nav .locale-switcher {
  display: block;
  grid-column: auto;
  grid-row: auto;
  width: 100%;
  margin-top: 0.15rem;
}

.calculator-standalone-page .app-site-nav .locale-switcher select {
  min-height: 2.45rem;
}

.calculator-app--standalone {
  width: min(820px, calc(100% - 1rem));
  min-height: calc(100svh - 4.2rem);
  padding: 0.85rem 0 calc(1.2rem + env(safe-area-inset-bottom));
}

.calculator-app--standalone .calculator-main {
  padding-inline: 0;
}

.calculator-app--standalone .calculator-workspace {
  display: grid;
  gap: 0.85rem;
}

.calculator-app--standalone .calculator-titlebar {
  gap: 0.25rem;
  padding: 0.15rem 0 0;
}

.calculator-app--standalone .calculator-titlebar h1 {
  font-size: clamp(1.5rem, 7vw, 2.15rem);
  line-height: 1.08;
}

.calculator-app--standalone .eyebrow {
  margin-bottom: 0.2rem;
}

.calculator-app--standalone .calculator-panels {
  gap: 0.85rem;
}

.calculator-app--standalone .calculator-panels > .content-card {
  border-radius: 12px;
  padding: 0.85rem;
  box-shadow: var(--shadow-soft);
}

.calculator-app--standalone .panel-heading {
  margin-bottom: 0.75rem;
}

.calculator-app--standalone .panel-heading::before {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 10px;
  font-size: 0.95rem;
}

.calculator-app--standalone .panel-heading h2 {
  font-size: 1rem;
}

.calculator-app--standalone .calculator-form {
  gap: 0.72rem;
}

.calculator-app--standalone .form-section {
  gap: 0.85rem;
  padding-top: 0.85rem;
}

.calculator-app--standalone .form-section-grid {
  row-gap: 0.95rem;
}

.calculator-app--standalone .result-card strong {
  font-size: clamp(1.7rem, 10vw, 2.8rem);
}

@media (min-width: 640px) {
  .calculator-standalone-page .app-nav-shell {
    grid-template-columns: minmax(0, 1fr) auto auto;
    align-items: center;
  }

  .calculator-standalone-page .menu-toggle {
    grid-column: 2;
  }

  .calculator-standalone-page .theme-toggle {
    grid-column: 3;
  }

  .calculator-standalone-page .app-site-nav {
    grid-row: 2;
  }
}

@media (min-width: 920px) {
  .calculator-app--standalone {
    width: min(1040px, calc(100% - 2rem));
  }

  .calculator-app--standalone .calculator-panels {
    grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}