/* ---------- Reset & base ---------- */
*, *::before, *::after {
  box-sizing: border-box;
}

:root {
  --color-bg: #ffffff;
  --color-surface: #f5f8f9;
  --color-text: #132330;
  --color-text-muted: #56697a;
  --color-border: #e2e8ec;
  --color-accent: #0ea5a0;
  --color-accent-dark: #0a7d79;
  --color-accent-soft: #e6f7f6;
  --shadow-card: 0 12px 30px rgba(19, 35, 48, 0.08);
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 {
  color: var(--color-text);
  line-height: 1.25;
  font-weight: 700;
}

a {
  color: var(--color-accent-dark);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  background: var(--color-accent-dark);
  color: #fff;
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  z-index: 100;
}

.skip-link:focus {
  left: 16px;
  top: 16px;
}

:focus-visible {
  outline: 3px solid var(--color-accent-dark);
  outline-offset: 2px;
}

/* ---------- Header ---------- */
.site-header {
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 19px;
  text-decoration: none;
  color: var(--color-text);
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 9px;
  background: var(--color-accent);
  color: #fff;
  font-weight: 700;
}

.primary-nav ul {
  display: flex;
  gap: 24px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.primary-nav a {
  text-decoration: none;
  color: var(--color-text);
  font-weight: 600;
  font-size: 15px;
  white-space: nowrap;
}

.primary-nav a:hover,
.primary-nav a:focus-visible {
  color: var(--color-accent-dark);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
}

.nav-toggle-bar {
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
}

/* ---------- Hero ---------- */
.hero {
  padding: 56px 0 20px;
  text-align: center;
}

.hero h1 {
  font-size: clamp(28px, 4vw, 40px);
  margin: 0 0 14px;
}

.hero-sub {
  max-width: 620px;
  margin: 0 auto;
  color: var(--color-text-muted);
  font-size: 17px;
}

/* ---------- Calculator ---------- */
.calculator-section {
  padding: 40px 0 20px;
}

.calculator-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 24px;
  align-items: start;
}

.calculator-card,
.results-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 28px;
}

.calculator-card {
  margin: 0;
}

fieldset.field {
  border: none;
  padding: 0;
  margin: 0 0 22px;
}

.field {
  margin-bottom: 22px;
}

.field:last-of-type {
  margin-bottom: 0;
}

label, legend {
  display: block;
  font-weight: 600;
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: 8px;
  padding: 0;
}

.input-prefix {
  display: flex;
  align-items: center;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  padding: 0 14px;
  transition: border-color 0.15s ease;
}

.input-prefix span {
  color: var(--color-text-muted);
  font-size: 20px;
  font-weight: 600;
}

.input-prefix:focus-within {
  border-color: var(--color-accent);
}

input[type="number"] {
  font-family: var(--font-body);
  border: none;
  background: transparent;
  outline: none;
  color: var(--color-text);
}

.input-prefix input {
  flex: 1;
  padding: 14px 10px;
  font-size: 22px;
  font-weight: 700;
  min-width: 0;
}

.tip-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.tip-btn {
  font-family: var(--font-body);
  padding: 13px 8px;
  border: 2px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.tip-btn:hover {
  border-color: var(--color-accent);
}

.tip-btn[aria-pressed="true"] {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}

.custom-tip-wrap {
  grid-column: span 2;
}

.custom-tip-wrap input {
  width: 100%;
  padding: 13px 12px;
  border: 2px solid var(--color-border);
  background: var(--color-surface);
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 600;
  text-align: center;
}

.custom-tip-wrap input:focus {
  border-color: var(--color-accent);
}

.stepper {
  display: flex;
  align-items: stretch;
  gap: 10px;
}

.stepper-btn {
  width: 46px;
  flex-shrink: 0;
  border: 2px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 20px;
  font-weight: 700;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.stepper-btn:hover {
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
}

.stepper-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.stepper input {
  flex: 1;
  text-align: center;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  font-size: 18px;
  font-weight: 700;
  padding: 10px;
  min-width: 0;
}

.stepper input:focus {
  border-color: var(--color-accent);
}

.button-row {
  display: flex;
  gap: 12px;
  margin-top: 26px;
}

.btn {
  font-family: var(--font-body);
  flex: 1;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  border: 2px solid transparent;
  transition: opacity 0.15s ease, background 0.15s ease;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--color-accent-dark);
}

.btn-secondary {
  background: var(--color-bg);
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-dark);
}

/* ---------- Results ---------- */
.results-card h2 {
  font-size: 18px;
  margin: 0 0 20px;
}

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

.result-tile {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 18px;
}

.result-tile-accent {
  background: var(--color-accent-soft);
}

.result-label {
  margin: 0 0 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-muted);
}

.result-value {
  margin: 0;
  font-size: 24px;
  font-weight: 800;
  color: var(--color-accent-dark);
  word-break: break-word;
}

/* ---------- Info sections ---------- */
.info-section {
  padding: 48px 0;
}

.info-section-alt {
  background: var(--color-surface);
}

.info-section h2 {
  font-size: 26px;
  margin: 0 0 14px;
}

.info-section p {
  color: var(--color-text-muted);
  max-width: 720px;
}

.example-box {
  background: var(--color-accent-soft);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  max-width: 620px;
}

.example-box p {
  color: var(--color-text);
  margin-top: 0;
}

.example-box ul {
  margin: 0;
  padding-left: 20px;
  color: var(--color-text);
}

.example-box li {
  margin-bottom: 4px;
}

.table-wrap {
  overflow-x: auto;
  max-width: 480px;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-bg);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

th, td {
  text-align: left;
  padding: 14px 18px;
  border-bottom: 1px solid var(--color-border);
  font-size: 15px;
}

thead th {
  background: var(--color-text);
  color: #fff;
  font-weight: 700;
}

tbody tr:last-child td,
tbody tr:last-child th {
  border-bottom: none;
}

.note {
  font-size: 14px;
  margin-top: 16px;
}

/* ---------- FAQ ---------- */
.faq-section {
  padding: 48px 0 64px;
}

.faq-section h2 {
  font-size: 26px;
  margin: 0 0 20px;
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 4px 20px;
  margin-bottom: 12px;
  background: var(--color-bg);
}

.faq-item summary {
  cursor: pointer;
  font-weight: 700;
  padding: 16px 0;
  list-style: none;
  position: relative;
  padding-right: 28px;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 14px;
  font-size: 20px;
  color: var(--color-accent-dark);
}

.faq-item[open] summary::after {
  content: "\2212";
}

.faq-item p {
  margin: 0 0 16px;
  color: var(--color-text-muted);
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 32px 0;
  background: var(--color-surface);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}

.footer-inner ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-inner a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
}

.footer-inner a:hover {
  color: var(--color-accent-dark);
}

.copyright {
  margin: 0;
  font-size: 13px;
  color: var(--color-text-muted);
}

/* ---------- Static pages (about/privacy/terms/contact) ---------- */
.page-content {
  padding: 48px 0 64px;
  max-width: 760px;
  margin: 0 auto;
}

.page-content h1 {
  font-size: 32px;
  margin-bottom: 16px;
}

.page-content h2 {
  font-size: 21px;
  margin-top: 32px;
}

.page-content p, .page-content li {
  color: var(--color-text-muted);
}

.page-content a.btn-link {
  display: inline-block;
  margin-top: 8px;
  color: var(--color-accent-dark);
  font-weight: 700;
  text-decoration: none;
}

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .calculator-grid {
    grid-template-columns: 1fr;
  }
}

/* The nav has to collapse well before phone width: seven language names plus
   three nav items do not fit on a tablet. */
@media (max-width: 860px) {
  .nav-toggle {
    display: inline-flex;
  }

  .primary-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-card);
  }

  .primary-nav.open {
    display: block;
  }

  .primary-nav ul {
    flex-direction: column;
    gap: 0;
    padding: 8px 24px 16px;
  }

  .primary-nav li {
    border-top: 1px solid var(--color-border);
  }

  .primary-nav .nav-dd-menu li,
  .primary-nav .nav-dd-head {
    border-top: 0;
  }

  .primary-nav a {
    display: block;
    padding: 14px 0;
  }

  .header-inner {
    position: relative;
  }
}

@media (max-width: 640px) {
  .results-grid {
    grid-template-columns: 1fr;
  }

  .tip-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .custom-tip-wrap {
    grid-column: span 2;
  }

  .button-row {
    flex-direction: column;
  }
}


/* ---------- Long-form article content ---------- */
.article {
  max-width: 760px;
}

.article p {
  margin-bottom: 1.1rem;
  line-height: 1.75;
}

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

.article .example-box ul {
  line-height: 1.7;
}

.article .table-wrap {
  margin: 1.5rem 0;
}

.article table td,
.article table th {
  line-height: 1.55;
}

.mistake-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.mistake-list li {
  position: relative;
  padding: 0.9rem 0 0.9rem 1.6rem;
  border-bottom: 1px solid var(--color-border);
  line-height: 1.7;
}

.mistake-list li:last-child {
  border-bottom: 0;
}

.mistake-list li::before {
  content: "¹5";
  position: absolute;
  left: 0;
  top: 0.95rem;
  font-size: 0.85rem;
  color: var(--color-accent-dark);
}

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

/* ---------- Header: language dropdown ---------- */
.header-right {
  display: flex;
  align-items: center;
  gap: 22px;
}

.lang-dd {
  position: relative;
}

/* Hide the default triangle marker in every engine. */
.lang-dd > summary {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}

.lang-dd > summary::-webkit-details-marker,
.lang-dd > summary::marker {
  display: none;
  content: "";
}

.lang-dd > summary:hover,
.lang-dd[open] > summary {
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
  color: var(--color-accent-dark);
}

.lang-dd > summary:focus-visible {
  outline: 3px solid var(--color-accent-dark);
  outline-offset: 2px;
}

.lang-dd-caret {
  transition: transform 0.15s ease;
}

.lang-dd[open] .lang-dd-caret {
  transform: rotate(180deg);
}

.flag {
  display: block;
  flex: none;
  border-radius: 2px;
  box-shadow: 0 0 0 1px rgba(19, 35, 48, 0.14);
}

.lang-dd-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 190px;
  list-style: none;
  margin: 0;
  padding: 6px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  z-index: 60;
}

.lang-dd-menu li + li {
  margin-top: 2px;
}

.lang-dd-menu a,
.lang-dd-menu .lang-current {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  text-decoration: none;
  color: var(--color-text);
  white-space: nowrap;
}

.lang-dd-menu a:hover,
.lang-dd-menu a:focus-visible {
  background: var(--color-accent-soft);
  color: var(--color-accent-dark);
}

.lang-dd-menu .lang-current {
  background: var(--color-accent-soft);
  color: var(--color-accent-dark);
  font-weight: 600;
}

@media (max-width: 640px) {
  .header-right {
    gap: 6px;
  }

  .lang-dd > summary {
    padding: 6px 8px;
  }

  /* Only the flag and caret fit next to the burger on a phone. */
  .lang-dd-name {
    display: none;
  }
}

/* ---------- Sub-page hero and breadcrumbs ---------- */
.hero-page {
  padding-top: 32px;
  text-align: left;
}

.hero-page .hero-sub {
  margin-left: 0;
  margin-right: 0;
}

.crumbs {
  margin-bottom: 14px;
}

.crumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 14px;
  color: var(--color-text-muted);
}

.crumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--color-border);
}

.crumbs a {
  color: var(--color-text-muted);
  text-decoration: none;
}

.crumbs a:hover,
.crumbs a:focus-visible {
  color: var(--color-accent-dark);
  text-decoration: underline;
}

.calc-note {
  max-width: 760px;
  margin: 0 auto;
  padding-top: 4px;
  font-size: 15px;
  color: var(--color-text-muted);
}

/* ---------- Link cards ---------- */
.link-cards {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 12px;
}

.link-card {
  display: flex;
  flex-direction: column;
  gap: 4px;
  height: 100%;
  padding: 16px 18px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.link-card:hover,
.link-card:focus-visible {
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.link-card-title {
  font-weight: 600;
  font-size: 16px;
  color: var(--color-accent-dark);
}

.link-card-sub {
  font-size: 14px;
  line-height: 1.5;
  color: var(--color-text-muted);
}

/* ---------- Amount link lists ---------- */
.amount-links {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.amount-links a {
  display: inline-block;
  padding: 7px 14px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 14.5px;
  text-decoration: none;
  color: var(--color-text);
  white-space: nowrap;
}

.amount-links a:hover,
.amount-links a:focus-visible {
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
  color: var(--color-accent-dark);
}

.amount-sub {
  margin-top: 1.75rem;
  font-size: 17px;
}

@media (prefers-reduced-motion: reduce) {
  .link-card {
    transition: none;
  }

  .link-card:hover,
  .link-card:focus-visible {
    transform: none;
  }
}

/* ---------- Header: Calculators dropdown ---------- */
.primary-nav .nav-dd-wrap {
  position: relative;
}

.primary-nav .nav-dd > summary {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  font-size: 15px;
  color: var(--color-text);
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}

.primary-nav .nav-dd > summary::-webkit-details-marker,
.primary-nav .nav-dd > summary::marker {
  display: none;
  content: "";
}

.primary-nav .nav-dd > summary:hover,
.primary-nav .nav-dd[open] > summary {
  color: var(--color-accent-dark);
}

.primary-nav .nav-dd > summary:focus-visible {
  outline: 3px solid var(--color-accent-dark);
  outline-offset: 3px;
}

.primary-nav .nav-dd[open] .lang-dd-caret {
  transform: rotate(180deg);
}

.primary-nav .nav-dd-menu {
  position: absolute;
  top: calc(100% + 14px);
  left: 50%;
  transform: translateX(-50%);
  width: 460px;
  max-width: calc(100vw - 32px);
  list-style: none;
  margin: 0;
  padding: 10px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  z-index: 60;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px 14px;
  align-content: start;
}

.primary-nav .nav-dd-head {
  grid-column: 1 / -1;
  padding: 8px 8px 4px;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.primary-nav .nav-dd-head:not(:first-child) {
  margin-top: 6px;
  border-top: 1px solid var(--color-border);
  padding-top: 12px;
}

.primary-nav .nav-dd-menu a {
  display: block;
  padding: 7px 8px;
  border-radius: var(--radius-sm);
  font-size: 14.5px;
  font-weight: 500;
  text-decoration: none;
  color: var(--color-text);
}

.primary-nav .nav-dd-menu a:hover,
.primary-nav .nav-dd-menu a:focus-visible {
  background: var(--color-accent-soft);
  color: var(--color-accent-dark);
}

/* ---------- Footer columns ---------- */
.footer-cols {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 28px 24px;
  width: 100%;
  padding-bottom: 32px;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
}

.footer-cols h2 {
  margin: 0 0 12px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.footer-cols ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-cols a {
  font-size: 14.5px;
  text-decoration: none;
  color: var(--color-text);
}

.footer-cols a:hover,
.footer-cols a:focus-visible {
  color: var(--color-accent-dark);
  text-decoration: underline;
}

@media (max-width: 860px) {
  /* Inside the burger menu the dropdown becomes a plain expanding list. */
  .primary-nav .nav-dd-menu {
    position: static;
    transform: none;
    width: auto;
    max-width: none;
    grid-template-columns: 1fr;
    border: 0;
    box-shadow: none;
    padding: 0 0 8px 12px;
    background: none;
  }

  .primary-nav .nav-dd > summary {
    padding: 14px 0;
  }

  .primary-nav .nav-dd-head:not(:first-child) {
    border-top: 0;
    padding-top: 10px;
    margin-top: 2px;
  }

  .primary-nav .nav-dd-menu a {
    padding: 9px 8px;
  }
}

/* ---------- Quick answer box ---------- */
.answer-box {
  padding: 4px 0 8px;
}

.answer-box > .container {
  max-width: 900px;
  background: var(--color-accent-soft);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-lg);
  padding: 18px 22px 20px;
}

.answer-box h2 {
  margin: 0 0 12px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
}

.answer-lead {
  margin: 0 0 16px;
  font-size: 18px;
  line-height: 1.6;
  color: var(--color-text);
}

.answer-lead strong {
  font-weight: 700;
}

.key-facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1px;
  margin: 0;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.key-facts > div {
  display: flex;
  flex-direction: column;
  gap: 3px;
  background: var(--color-bg);
  padding: 12px 14px;
}

.key-facts dt {
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--color-text-muted);
}

.key-facts dd {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.45;
  font-weight: 600;
  color: var(--color-text);
}

@media (max-width: 640px) {
  .answer-box > .container {
    padding: 18px 18px 20px;
    border-radius: var(--radius-md);
  }

  .answer-lead {
    font-size: 16.5px;
  }
}

/* ---------- Tip pool tool ---------- */
.pool-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 26px 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.pool-top {
  display: grid;
  grid-template-columns: minmax(200px, 260px) 1fr;
  gap: 20px 28px;
  align-items: start;
}

.pool-method {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.pool-method label {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
}

.pool-method input[type="radio"] {
  width: 17px;
  height: 17px;
  accent-color: var(--color-accent);
  flex: none;
}

.pool-table {
  min-width: 480px;
}

.pool-table th,
.pool-table td {
  padding: 7px 12px 7px 0;
  vertical-align: middle;
}

.pool-table input {
  width: 100%;
  min-width: 68px;
  padding: 8px 10px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font: inherit;
  font-size: 15px;
  color: var(--color-text);
  background: var(--color-bg);
}

.pool-table input:focus-visible {
  outline: 2px solid var(--color-accent-dark);
  outline-offset: 1px;
}

.pool-table .pool-name { min-width: 120px; }

.pool-table .pool-share {
  font-weight: 700;
  font-size: 16px;
  white-space: nowrap;
}

.pool-table tfoot th,
.pool-table tfoot td {
  border-top: 2px solid var(--color-border);
  border-bottom: 0;
  padding-top: 12px;
  font-weight: 700;
  color: var(--color-text);
}

.pool-remove-cell { width: 40px; }

.pool-remove {
  width: 30px;
  height: 30px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: none;
  color: var(--color-text-muted);
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
}

.pool-remove:hover,
.pool-remove:focus-visible {
  border-color: var(--color-accent);
  color: var(--color-accent-dark);
  background: var(--color-accent-soft);
}

.remove-btn {
  width: 30px;
  height: 30px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: none;
  color: var(--color-text-muted);
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
}

.remove-btn:hover,
.remove-btn:focus-visible {
  border-color: #e35b5b;
  color: #c53434;
  background: #fdeeee;
}

/* The weight column only means anything in the points method. */
.pool-card:not(.mode-points) .weight-cell { display: none; }
.pool-card.mode-equal .pool-hours { opacity: 0.45; }

.pool-rate {
  margin: 0;
  font-size: 16px;
  color: var(--color-text-muted);
}

.pool-rate strong {
  color: var(--color-accent-dark);
  font-size: 18px;
}

.pool-copy-note {
  margin: 0;
  min-height: 1.4em;
  font-size: 14.5px;
  color: var(--color-accent-dark);
}

/* ---------- GPA calculator family ---------- */
.gpa-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 26px 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.gpa-top {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 20px;
}

.gpa-toggle-row {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--color-text-muted);
  cursor: pointer;
}

.gpa-toggle-row input {
  width: 17px;
  height: 17px;
  accent-color: var(--color-accent);
  flex: none;
}

.gpa-table {
  min-width: 520px;
}

.gpa-table th,
.gpa-table td {
  padding: 7px 12px 7px 0;
  vertical-align: middle;
}

.gpa-table th {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-text-muted);
}

.gpa-table input[type="text"],
.gpa-table input[type="number"],
.gpa-table select {
  width: 100%;
  min-width: 68px;
  padding: 8px 10px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font: inherit;
  font-size: 15px;
  color: var(--color-text);
  background: var(--color-bg);
}

.gpa-table input:focus-visible,
.gpa-table select:focus-visible {
  outline: 2px solid var(--color-accent-dark);
  outline-offset: 1px;
}

.gpa-table .col-name { min-width: 130px; }
.gpa-table .col-qp { font-weight: 700; font-size: 16px; white-space: nowrap; }
.gpa-table .col-remove { width: 40px; }
.gpa-table .weight-cell { width: 70px; text-align: center; }
.gpa-table .weight-cell input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-accent);
}

.gpa-card:not(.weighted-on) .weight-cell { display: none; }

.gpa-table tfoot th,
.gpa-table tfoot td {
  border-top: 2px solid var(--color-border);
  border-bottom: 0;
  padding-top: 12px;
  font-weight: 700;
  color: var(--color-text);
}

@media (max-width: 640px) {
  .gpa-card { padding: 20px 16px; }
  .gpa-top { grid-template-columns: 1fr; gap: 14px; }
}

/* ---------- Sources ---------- */
.source-list {
  list-style: none;
  margin: 0 0 1.1rem;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.source-list li {
  padding-left: 1.4rem;
  position: relative;
  line-height: 1.55;
}

.source-list li::before {
  content: "97";
  position: absolute;
  left: 0;
  color: var(--color-accent-dark);
  font-size: 0.9em;
}

@media (max-width: 640px) {
  .pool-card { padding: 20px 16px; }
  .pool-top { grid-template-columns: 1fr; gap: 16px; }
}

/* ---------- Print ---------- */
.print-row {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin: 1.25rem 0 0;
}

.btn-print {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-sm);
  background: var(--color-accent-soft);
  color: var(--color-accent-dark);
  font: inherit;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
}

.btn-print:hover,
.btn-print:focus-visible {
  background: var(--color-accent);
  color: #fff;
}

.print-hint {
  margin: 0;
  font-size: 14.5px;
  color: var(--color-text-muted);
}

@media print {
  /* Print the chart and nothing else — the point of the page is a reference
     card you can keep, not a copy of the website. */
  .site-header,
  .site-footer,
  .skip-link,
  .crumbs,
  .calculator-section,
  .calc-note,
  .answer-box,
  .faq-section,
  .link-cards,
  .print-row,
  .hero-sub,
  .sources {
    display: none !important;
  }

  .info-section:not(.print-keep) {
    display: none !important;
  }

  html, body {
    background: #fff !important;
    color: #000 !important;
    font-size: 10.5pt;
  }

  .container { max-width: none; padding: 0; }

  .print-keep .container { max-width: none; }

  h1 { font-size: 18pt; margin: 0 0 2mm; }
  h2 { font-size: 13pt; margin: 0 0 2mm; }

  .table-wrap { overflow: visible; }

  table {
    width: 100%;
    border-collapse: collapse;
    page-break-inside: auto;
  }

  th, td {
    border: 1px solid #999;
    padding: 1.4mm 2mm;
    font-size: 9.5pt;
  }

  thead { display: table-header-group; }
  tr { page-break-inside: avoid; }

  .note { font-size: 8.5pt; color: #333; font-style: normal; }

  a[href]::after { content: ""; }

  @page { margin: 12mm; }
}