/* ==========================================================================
   Vehicle Registration & Transfer Fee Calculator — Master CSS Design System
   ========================================================================== */

/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@500;600;700&display=swap');

:root {
  /* Color Palette - Modern Emerald & Slate (Trust, Precision, Financial Clarity) */
  --primary: #0F766E;        /* Teal 700 - Deep Trust Teal */
  --primary-hover: #115E59;  /* Teal 800 */
  --primary-light: #CCFBF1;  /* Teal 100 */
  --primary-accent: #0D9488; /* Teal 600 */

  --accent-gold: #D97706;    /* Amber 600 - Highlights & Alerts */
  --accent-gold-bg: #FEF3C7;

  --neutral-900: #0F172A;    /* Slate 900 */
  --neutral-800: #1E293B;    /* Slate 800 */
  --neutral-700: #334155;    /* Slate 700 */
  --neutral-600: #475569;    /* Slate 600 */
  --neutral-500: #64748B;    /* Slate 500 */
  --neutral-400: #94A3B8;    /* Slate 400 */
  --neutral-300: #CBD5E1;    /* Slate 300 */
  --neutral-200: #E2E8F0;    /* Slate 200 */
  --neutral-100: #F1F5F9;    /* Slate 100 */
  --neutral-50:  #F8FAFC;    /* Slate 50 */

  --card-bg: #FFFFFF;
  --body-bg: #F8FAFC;

  --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Elevation Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.03);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
}

/* Base resets */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  color: var(--neutral-800);
  background-color: var(--body-bg);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

/* Anchor offset so #calculator never hides content under the sticky header */
.calculator-section {
  scroll-margin-top: 84px;
}

/* "Use Calculator" call-to-action below the lead paragraph — compact, so the
   calculator stays the hero and sits as high as possible */
.use-calculator-row {
  margin: 0 0 1rem;
}

.use-calculator-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  width: auto;
  height: 40px !important; /* overrides .btn-primary's 52px */
  padding: 0 1.1rem;
  font-size: 0.9375rem;
}

.use-calculator-btn::after {
  content: '↓';
  font-size: 0.9375rem;
}

.use-calculator-btn:hover {
  text-decoration: none;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

/* Layout Container */
.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Header Navbar */
.site-header {
  background: var(--card-bg);
  border-bottom: 1px solid var(--neutral-200);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 800;
  font-size: 1.125rem;
  color: var(--neutral-900);
}

.brand-logo svg {
  color: var(--primary);
}

.brand-tag {
  font-size: 0.75rem;
  font-weight: 700;
  background: var(--primary-light);
  color: var(--primary);
  padding: 2px 8px;
  border-radius: 99px;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

@media (max-width: 420px) {
  .header-nav {
    flex-direction: column;
    align-items: center;
    gap: 0.35rem;
    height: auto;
    padding: 0.65rem 1rem;
  }

  .nav-links {
    gap: 1rem;
  }
}

.nav-links a {
  font-weight: 500;
  color: var(--neutral-700);
  font-size: 0.9375rem;
}

.nav-links a:hover {
  color: var(--primary);
  text-decoration: none;
}

/* Hero Section */
.hero-section {
  padding: 2.5rem 0 1.5rem;
}

.breadcrumb-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--neutral-500);
  margin-bottom: 1rem;
}

.breadcrumb-separator {
  color: var(--neutral-400);
}

.hero-title {
  font-size: 2.1rem;
  font-weight: 800;
  color: var(--neutral-900);
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin-bottom: 0.75rem;
}

.hero-intro {
  font-size: 1rem;
  color: var(--neutral-600);
  max-width: 800px;
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

/* Verification Strip */
.verification-strip {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  background: #EFF6FF;
  border: 1px solid #BFDBFE;
  padding: 0.6rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  color: #1E40AF;
  margin-bottom: 1.75rem;
}

.badge-verified {
  background: #2563EB;
  color: #FFFFFF;
  font-weight: 700;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 4px;
  text-transform: uppercase;
}

.agency-link {
  color: #1D4ED8;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* Prevent long official-source URLs from forcing horizontal scroll */
.content-card-section a,
.verification-strip a {
  overflow-wrap: anywhere;
  word-break: break-word;
}

/* Calculator Grid Layout */
.calculator-section {
  margin-bottom: 3rem;
}

.calculator-card {
  background: var(--card-bg);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.calculator-header {
  background: linear-gradient(135deg, var(--neutral-900) 0%, var(--neutral-800) 100%);
  color: #FFFFFF;
  padding: 0.9rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.calculator-header h2 {
  font-size: 1rem;
  font-weight: 700;
  color: #FFFFFF;
}

/* Compact trust message inside the calculator header */
.calc-header-sub {
  font-size: 0.8125rem;
  color: var(--neutral-400);
  margin-top: 2px;
  line-height: 1.35;
}

.calc-header-badge {
  flex-shrink: 0;
  font-size: 0.75rem;
  font-weight: 800;
  background: rgba(15, 118, 110, 0.25);
  border: 1px solid var(--primary-accent);
  color: #CCFBF1;
  padding: 3px 10px;
  border-radius: 99px;
}

.calculator-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding: 1.75rem;
}

@media (min-width: 840px) {
  .calculator-body {
    grid-template-columns: 1.15fr 1fr;
  }
}

/* Form Styles */
.form-group-section {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.section-subtitle {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--primary);
  border-bottom: 2px solid var(--primary-light);
  padding-bottom: 0.25rem;
  margin-bottom: 0.5rem;
}

.field-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.field-group label {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--neutral-800);
  display: flex;
  justify-content: space-between;
}

.field-group label .help-text {
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--neutral-500);
}

.input-control, .select-control {
  width: 100%;
  height: 48px;
  padding: 0 1rem;
  font-size: 1rem;
  font-family: var(--font-sans);
  color: var(--neutral-900);
  background: var(--neutral-50);
  border: 1.5px solid var(--neutral-300);
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
  appearance: none;
}

.select-control {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%20%23475569'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 1.2rem;
  padding-right: 2.5rem;
}

.input-control:focus, .select-control:focus {
  outline: none;
  border-color: var(--primary);
  background-color: #FFFFFF;
  box-shadow: 0 0 0 3px var(--primary-light);
}

.input-currency-wrapper {
  position: relative;
}

.input-currency-wrapper span {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  font-weight: 600;
  color: var(--neutral-500);
}

.input-currency-wrapper input {
  padding-left: 2rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  height: 52px;
  background: var(--primary);
  color: #FFFFFF;
  font-size: 1rem;
  font-weight: 700;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: all 0.2s ease;
}

.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.btn-primary:active {
  transform: translateY(0);
}

/* Result Card Box */
.result-box-container {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.result-total-card {
  background: linear-gradient(145deg, #0F172A 0%, #1E293B 100%);
  color: #FFFFFF;
  padding: 1.5rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.result-total-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(15,118,110,0.15) 0%, transparent 60%);
  pointer-events: none;
}

.result-label {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--primary-light);
  margin-bottom: 0.4rem;
}

.result-amount {
  font-family: var(--font-mono);
  font-size: 2.75rem;
  font-weight: 800;
  color: #FFFFFF;
  line-height: 1.1;
  margin-bottom: 0.5rem;
}

.result-subtext {
  font-size: 0.8125rem;
  color: var(--neutral-400);
}

/* Itemized Breakdown Table */
.breakdown-table-wrapper {
  background: var(--neutral-50);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.breakdown-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

.breakdown-table th, .breakdown-table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--neutral-200);
}

.breakdown-table th {
  background: var(--neutral-100);
  font-weight: 700;
  color: var(--neutral-700);
}

.breakdown-table tr:last-child td {
  border-bottom: none;
}

.breakdown-table td.amount-col {
  text-align: right;
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--neutral-900);
}

.breakdown-table tr.total-row {
  background: var(--primary-light);
  font-weight: 800;
}

.breakdown-table tr.total-row td {
  color: var(--primary-hover);
  font-size: 1rem;
}

/* Mobile: keep itemized fee tables fully visible without horizontal page scroll */
.breakdown-table-wrapper {
  overflow-x: auto;
}

.breakdown-table td.amount-col {
  white-space: nowrap;
}

@media (max-width: 480px) {
  .breakdown-table th,
  .breakdown-table td {
    padding: 0.6rem 0.4rem;
    font-size: 0.8125rem;
  }

  .use-calculator-btn {
    width: 100%;
    min-width: 0;
  }

  .calc-header-sub {
    font-size: 0.75rem;
  }

  .calculator-header {
    padding: 0.75rem 1rem;
  }

  .result-amount {
    font-size: 2.2rem;
  }

  .calculator-body {
    padding: 1.25rem 1rem;
  }

  .content-card-section {
    padding: 1.25rem 1rem;
  }
}

/* Warnings & Assumptions Box */
.warning-box {
  background: var(--accent-gold-bg);
  border: 1px solid #FDE68A;
  border-radius: var(--radius-md);
  padding: 1rem;
  font-size: 0.875rem;
  color: #92400E;
}

.warning-box ul {
  margin-left: 1.25rem;
  margin-top: 0.4rem;
}

/* Action Buttons (Share / Copy) */
.action-buttons-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.6rem 1.1rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--neutral-700);
  background: var(--card-bg);
  border: 1px solid var(--neutral-300);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-secondary:hover {
  background: var(--neutral-100);
  color: var(--neutral-900);
}

/* 5-Year Projection Section */
.projection-section {
  background: var(--card-bg);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  margin-bottom: 2.5rem;
}

.projection-chart-container {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin: 1.5rem 0;
}

.chart-bar-row {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.chart-label {
  width: 70px;
  font-weight: 700;
  font-size: 0.8125rem;
  color: var(--neutral-700);
}

.chart-bar-wrapper {
  flex: 1;
  height: 28px;
  background: var(--neutral-100);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}

.chart-bar-fill {
  height: 100%;
  background: var(--primary);
  border-radius: 4px;
  transition: width 0.5s ease;
}

.chart-value {
  width: 90px;
  text-align: right;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--neutral-900);
}

/* Embed Section */
.embed-section {
  background: var(--neutral-50);
  border: 1px dashed var(--neutral-300);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 2.5rem;
}

.embed-code-textarea {
  width: 100%;
  height: 80px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  padding: 0.75rem;
  background: #FFFFFF;
  border: 1px solid var(--neutral-300);
  border-radius: var(--radius-sm);
  resize: none;
  margin: 0.75rem 0;
}

/* Content Sections (SEO & Educational) */
.content-card-section {
  background: var(--card-bg);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin-bottom: 2.5rem;
  box-shadow: var(--shadow-sm);
}

.content-card-section h2 {
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--neutral-900);
  margin-bottom: 1.25rem;
  letter-spacing: -0.01em;
}

.content-card-section h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--neutral-800);
  margin: 1.25rem 0 0.5rem;
}

.content-card-section p {
  color: var(--neutral-700);
  line-height: 1.65;
  margin-bottom: 1rem;
}

.content-card-section ul, .content-card-section ol {
  margin-left: 1.5rem;
  margin-bottom: 1rem;
  color: var(--neutral-700);
  line-height: 1.65;
}

/* Examples Cards Grid — 3-up on desktop so a 3-card row stays balanced */
.examples-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-top: 1rem;
}

@media (min-width: 640px) and (max-width: 899px) {
  .examples-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .examples-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.example-card {
  background: var(--neutral-50);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-md);
  padding: 1.25rem;
}

.example-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.example-price {
  font-family: var(--font-mono);
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--neutral-900);
  margin-top: 0.5rem;
}

/* Requirements & Out of State Grid */
.info-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

@media (min-width: 768px) {
  .info-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.info-card {
  background: var(--neutral-50);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

.info-card h3 {
  margin-top: 0;
}

/* FAQ Accordion */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1rem;
}

.faq-item {
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--neutral-50);
}

.faq-question {
  width: 100%;
  text-align: left;
  padding: 1rem 1.25rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--neutral-900);
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-answer {
  padding: 0 1.25rem 1.25rem;
  color: var(--neutral-700);
  line-height: 1.6;
}

/* State Directory Grid (Homepage / Directory Page) */
.state-directory-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.state-link-card {
  background: var(--card-bg);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-md);
  padding: 0.5rem 0.75rem;
  min-height: 50px;
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--neutral-800);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.4rem;
  white-space: nowrap;   /* keep every card on one line for even rows */
  transition: all 0.2s ease;
}

.state-link-card:hover {
  background: var(--primary-light);
  border-color: var(--primary);
  color: var(--primary-hover);
  text-decoration: none;
  transform: translateY(-2px);
}

.state-code-pill {
  font-size: 0.75rem;
  font-weight: 700;
  background: var(--neutral-200);
  color: var(--neutral-700);
  padding: 2px 6px;
  border-radius: 4px;
}

.state-link-card:hover .state-code-pill {
  background: var(--primary);
  color: #FFFFFF;
}

/* Popular States Cards */
.popular-states-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin: 1.5rem 0 2.5rem;
}

.popular-state-card {
  background: var(--card-bg);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
}

.popular-state-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.popular-state-card h3 {
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--neutral-900);
  margin-bottom: 0.4rem;
}

.popular-state-card p {
  font-size: 0.875rem;
  color: var(--neutral-600);
  flex-grow: 1;
  margin-bottom: 1rem;
}

.popular-state-link {
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* Toast Notifications */
.toast-notification {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--neutral-900);
  color: #FFFFFF;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  box-shadow: var(--shadow-xl);
  opacity: 0;
  transform: translateY(1rem);
  transition: all 0.3s ease;
  z-index: 1000;
  pointer-events: none;
}

.toast-notification.show {
  opacity: 1;
  transform: translateY(0);
}

/* Footer */
.site-footer {
  background: var(--neutral-900);
  color: var(--neutral-400);
  padding: 3.5rem 0 2rem;
  margin-top: auto;
  font-size: 0.9375rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 2.5rem;
}

.footer-col h4 {
  color: #FFFFFF;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-links a {
  color: var(--neutral-400);
}

.footer-links a:hover {
  color: #FFFFFF;
}

.footer-bottom {
  border-top: 1px solid var(--neutral-800);
  padding-top: 1.5rem;
  text-align: center;
  font-size: 0.8125rem;
}

/* Disclaimer text */
.disclaimer-box {
  background: var(--neutral-100);
  border: 1px solid var(--neutral-300);
  border-radius: var(--radius-md);
  padding: 1rem;
  font-size: 0.8125rem;
  color: var(--neutral-600);
  line-height: 1.5;
  margin: 1.5rem 0;
}

/* Shared utility classes — replace per-element inline styles so type sizes,
   text colours and radii stay within one system */

/* Base heading sizes keep unstyled headings on the type scale */
h2 { font-size: 1.375rem; }
h3 { font-size: 1.125rem; }

.u-h2 { font-size: 1.375rem; font-weight: 800; color: var(--neutral-900); }
.u-h3 { font-size: 1.125rem; font-weight: 800; color: var(--neutral-900); margin-bottom: 0.75rem; }

.u-muted { color: var(--neutral-600); }
.u-small { font-size: 0.875rem; color: var(--neutral-600); }
.u-tiny { font-size: 0.8125rem; color: var(--neutral-500); }
.u-body { color: var(--neutral-700); line-height: 1.65; }

.u-mono-lg {
  font-family: var(--font-mono);
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--neutral-900);
}

.u-stat-label {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--neutral-500);
  margin-bottom: 0.3rem;
}

.u-stat-note {
  font-size: 0.75rem;
  color: var(--neutral-500);
  margin-top: 0.3rem;
}

.u-card-center { text-align: center; }

.u-accent-total { background: var(--primary-light); }
.u-accent-total .u-mono-lg,
.u-accent-total .u-stat-label { color: var(--primary-hover); }

/* Checkbox rows inside the calculator form */
.checkbox-row {
  font-weight: 500;
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
}

.checkbox-input {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  accent-color: var(--primary);
  font-size: 1rem; /* keep checkbox text on the scale */
}

/* Advanced (progressive-disclosure) panel */
.advanced-details {
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  background: var(--neutral-50);
}

.advanced-summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--neutral-800);
}

/* Print Styles */
@media print {
  .site-header, .site-footer, .action-buttons-row, .embed-section, .btn-primary {
    display: none !important;
  }

  body {
    background: #FFFFFF;
    color: #000000;
  }

  .calculator-card, .content-card-section {
    box-shadow: none;
    border: 1px solid #000000;
  }
}