@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=Plus+Jakarta+Sans:wght@500;600;700;800&display=swap');

:root {
  /* Brand — official */
  --primary: #163e56;
  --primary-hover: #123247;
  --primary-active: #0d2738;
  --accent: #245876;
  /* unify accent to primary — no second hue */
  --on-primary: #ffffff;

  --secondary: #3f5361;
  /* neutral grey for secondary actions */
  --secondary-hover: #31424e;
  --accent-cta: #3b2f73;
  --accent-cta-hover: #2f255c;

  /* Surfaces */
  --bg: #f4f7fa;
  --surface: #ffffff;
  --surface-2: #eef3f7;
  /* table headers, subtle banding */

  /* Text */
  --text-dark: #000000;
  --text-muted: #000000;
  --text-soft: #000000;
  --heading-1: #2b1f5b;
  --heading-2: #3b2f73;
  --heading-3: #51448a;
  --heading-4: #6a5aa0;

  /* Lines & focus */
  --border: #d5e0e8;
  --border-strong: #c2d0da;
  --border-focus: rgba(22, 62, 86, 0.32);

  /* Brand-tint surfaces */
  --highlight-bg: #eaf2f7;
  --highlight-border: #c8d8e3;

  /* Shadows — soft, neutral, professional */
  --shadow-sm: 0 1px 2px 0 rgba(15, 23, 42, 0.04);
  --shadow-md: 0 2px 6px -1px rgba(15, 23, 42, 0.06), 0 1px 3px -1px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 8px 20px -4px rgba(15, 23, 42, 0.08), 0 3px 6px -2px rgba(15, 23, 42, 0.04);
  --shadow-glow: 0 2px 12px rgba(14, 116, 144, 0.1);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Manrope', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--bg);
  color: var(--text-dark);
  line-height: 1.55;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-feature-settings: "ss01", "cv11";
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: 'Plus Jakarta Sans', 'Manrope', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-weight: 700;
  letter-spacing: -0.018em;
  margin: 0;
  color: var(--heading-1);
}

h1 {
  font-size: clamp(1.4rem, 2.4vw, 2rem);
  line-height: 1.2;
  margin-bottom: 10px;
  color: var(--heading-1);
  font-weight: 800;
}

h1 strong,
h1 em {
  color: var(--primary);
  font-style: normal;
}

h2 {
  font-size: clamp(1.3rem, 2.4vw, 1.7rem);
  margin-bottom: 8px;
  color: var(--heading-2);
  font-weight: 800;
  letter-spacing: -0.02em;
  border-left: 2px solid #86a6b8;
  padding-left: 10px;
}

h3 {
  font-size: 1.05rem;
  margin-bottom: 6px;
  color: var(--heading-3);
  font-weight: 700;
}

h4 {
  font-size: 0.95rem;
  color: var(--heading-4);
  font-weight: 700;
  letter-spacing: -0.005em;
}

p {
  color: var(--text-muted);
  margin: 0 0 16px;
  font-size: 1.05rem;
}

a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
}

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

button,
input,
select {
  font-family: inherit;
  outline: none;
}

/* Layout */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.container.narrow {
  max-width: 800px;
}

.band {
  padding: 28px 0;
}

.band.white {
  background: var(--surface);
}

.band.facts {
  padding: 24px 0;
}

/* Typography */
.section-heading {
  text-align: center;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 8px;
}

.section-heading::after {
  content: "";
  display: block;
  width: 40px;
  height: 3px;
  background: var(--primary);
  border-radius: 2px;
  margin: 8px auto 0;
}

.section-heading.compact {
  margin-bottom: 14px;
}

.section-heading p {
  margin-bottom: 0;
  font-size: 0.92rem;
  color: var(--text-muted);
}

.eyebrow {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--primary);
  margin-bottom: 6px;
  display: block;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-wrap {
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 64px;
  gap: 24px;
}

.brand {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-dark);
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none !important;
  letter-spacing: -0.02em;
}

.brand span {
  color: var(--text-muted);
  font-weight: 500;
}

.brand-mark {
  width: 22px;
  height: 22px;
  border-radius: 5px;
  background: var(--primary);
  display: inline-block;
}

.nav-links {
  position: static;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 20px;
  margin-left: auto;
  flex: 1;
}

.nav-links a,
.nav-links span {
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: color 0.2s;
}

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

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  color: var(--text-dark);
  line-height: 1;
  box-shadow: var(--shadow-sm);
  cursor: default;
}

.lang-select {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-dark);
  cursor: pointer;
  transition: background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease, transform 0.12s ease;
  letter-spacing: 0.005em;
  text-decoration: none;
  box-shadow: none;
}

.btn:hover {
  background: var(--bg);
  border-color: var(--primary);
  color: var(--primary);
}

.btn:active {
  transform: translateY(1px);
}

.btn.primary {
  background: linear-gradient(135deg, #3b2f73, #51448a);
  color: var(--on-primary);
  border-color: #2f255c;
  box-shadow: var(--shadow-sm);
}

.btn.primary:hover {
  background: linear-gradient(135deg, #2f255c, #44397a);
  border-color: #241c47;
  color: var(--on-primary);
}

.btn.primary:active {
  background: #241c47;
  border-color: #1c1637;
}

.btn.secondary {
  background: var(--secondary);
  color: #fff;
  border-color: var(--secondary);
  box-shadow: var(--shadow-sm);
}

.btn.secondary:hover {
  background: var(--secondary-hover);
  border-color: var(--secondary-hover);
  color: #fff;
}

.btn.accent {
  background: linear-gradient(135deg, #51448a, #6a5aa0);
  color: #fff;
  border-color: #44397a;
}

.btn.accent:hover {
  background: linear-gradient(135deg, #44397a, #5a4c92);
  color: #fff;
  border-color: #372f63;
}

.menu-toggle {
  display: none;
  background: transparent;
  border: none;
  font-size: 1rem;
  cursor: pointer;
  color: var(--text-dark);
}

/* Hero — compact so tool fits above fold */
.hero {
  text-align: center;
  padding-top: 16px;
  padding-bottom: 14px;
}

.hero .eyebrow {
  display: none;
}

.direct-answer {
  background: var(--highlight-bg);
  border-left: 3px solid var(--primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 10px 16px;
  margin: 0 auto 14px;
  font-weight: 500;
  color: var(--text-dark);
  font-size: 0.92rem;
  line-height: 1.5;
  box-shadow: var(--shadow-sm);
  max-width: 800px;
  text-align: center;
}

/* Converter Card — compact, balanced */
.converter-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md), var(--shadow-glow);
  padding: 18px 22px;
  max-width: 1000px;
  margin: 0 auto;
}

.preset-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
  justify-content: center;
}

.preset-btn {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  cursor: pointer;
  transition: all 0.18s ease;
  flex: 1;
  min-width: 110px;
  box-shadow: var(--shadow-sm);
}

.preset-btn .preset-icon {
  display: none;
}

.preset-btn:hover {
  border-color: var(--primary);
  transform: translateY(-1px);
}

.preset-btn.active {
  border-color: var(--primary);
  background: var(--highlight-bg);
  box-shadow: 0 0 0 1px var(--primary);
}

.preset-btn span {
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.preset-btn.active span {
  color: var(--primary);
}

.preset-btn b {
  font-size: 0.92rem;
  color: var(--text-dark);
  font-weight: 700;
  line-height: 1.1;
}

.preset-btn.active b {
  color: var(--primary);
}

.input-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  align-items: end;
  margin-bottom: 14px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  text-align: left;
}

.field>span {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-dark);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.input-wrap {
  position: relative;
}

.input-wrap input,
.field select {
  width: 100%;
  height: 42px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0 38px 0 14px;
  font-size: 0.95rem;
  color: var(--text-dark);
  background: var(--surface);
  transition: all 0.2s;
  font-weight: 600;
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.02);
}

.input-wrap input:focus,
.field select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--border-focus);
  background: var(--surface);
}

.input-wrap b {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 600;
  pointer-events: none;
}

.field select {
  appearance: none;
  padding-right: 32px;
  cursor: pointer;
}

.result-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--highlight-bg);
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--highlight-border);
  gap: 16px;
}

.result-row>div {
  display: flex;
  flex-direction: column;
  gap: 2px;
  text-align: left;
}

.result-row span {
  font-size: 0.7rem;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 800;
}

.result-row strong {
  font-size: clamp(1.1rem, 3vw, 1.4rem);
  color: var(--primary);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.result-row em {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-style: normal;
  font-weight: 500;
}

.btn {
  padding: 10px 18px;
  font-size: 0.85rem;
}

.action-row {
  display: flex;
  gap: 12px;
}

/* Formula Slider & Scroll Arrow */
.slider-shell {
  display: flex;
  align-items: center;
  gap: 16px;
  position: relative;
}

.formula-slider {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 16px;
  scrollbar-width: none;
}

.formula-slider::-webkit-scrollbar {
  display: none;
}

.formula-card {
  flex: 0 0 280px;
  scroll-snap-align: start;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s;
  text-align: left;
}

.formula-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}

.formula-label {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
  display: inline-block;
  background: var(--highlight-bg);
  padding: 4px 10px;
  border-radius: 4px;
}

.formula-code {
  display: block;
  background: var(--bg);
  padding: 16px;
  border-radius: var(--radius-sm);
  font-family: monospace;
  font-size: 0.95rem;
  color: var(--primary);
  margin-bottom: 16px;
  border: 1px solid var(--border);
  font-weight: 700;
}

.slider-btn {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-dark);
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  font-weight: 700;
  font-size: 1.2rem;
  font-family: monospace;
}

.slider-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  box-shadow: 0 0 0 4px var(--highlight-bg);
  transform: scale(1.05);
}

.scroll-indicator {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 8px;
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0.8;
}

.scroll-arrow-line {
  flex: 1;
  max-width: 400px;
  height: 2px;
  background: var(--primary);
  position: relative;
}

.scroll-arrow-line::after {
  content: '';
  position: absolute;
  right: 0;
  top: -5px;
  border-left: 10px solid var(--primary);
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
}

/* Grids & Cards */
.method-stack {
  display: grid;
  gap: 24px;
  max-width: 960px;
  margin: 0 auto;
}

.method-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-bottom: 14px;
}

.method-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 18px 20px 16px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
  text-align: left;
  position: relative;
  overflow: hidden;
}

.method-num {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--primary);
  background: var(--highlight-bg);
  padding: 4px 10px;
  border-radius: 999px;
  letter-spacing: 0.08em;
  margin-bottom: 10px;
}

.method-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0;
  transition: opacity 0.25s ease;
}

.method-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 28px rgba(79, 70, 229, 0.15);
  border-color: var(--primary);
}

.method-card:hover::before {
  opacity: 1;
}

.method-icon {
  display: none;
}

.method-card h3 {
  font-size: 1.1rem;
  color: var(--text-dark);
  margin-bottom: 10px;
  font-weight: 800;
  line-height: 1.3;
}

.method-card p {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 16px;
  line-height: 1.5;
}

.method-card ol {
  margin: 16px 0 0;
  padding-left: 20px;
  color: var(--text-muted);
  font-weight: 500;
  counter-reset: method-step;
  list-style: none;
  padding-left: 0;
}

.method-card li {
  margin-bottom: 10px;
  line-height: 1.55;
  padding-left: 32px;
  position: relative;
  counter-increment: method-step;
}

.method-card li::before {
  content: counter(method-step);
  position: absolute;
  left: 0;
  top: 1px;
  width: 22px;
  height: 22px;
  background: var(--highlight-bg);
  color: var(--primary);
  font-weight: 700;
  font-size: 0.75rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.highlight-text {
  color: var(--primary);
  font-weight: 700;
  background: var(--highlight-bg);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: monospace;
  display: inline-block;
}

.inline-cta {
  text-align: center;
  margin: 18px 0;
  display: flex;
  justify-content: center;
}

/* Mega CTA — center stage interactive button */
.mega-cta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 36px !important;
  font-size: 1rem !important;
  font-weight: 800 !important;
  letter-spacing: 0.02em !important;
  text-transform: none !important;
  border-radius: 999px !important;
  background: linear-gradient(135deg, #3b2f73, #5a4c92) !important;
  color: #ffffff !important;
  border: 1px solid #2f255c !important;
  box-shadow: 0 10px 24px rgba(59, 47, 115, 0.36);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
  position: relative;
  overflow: hidden;
  animation: mega-pulse 2.4s ease-in-out infinite;
}

.mega-cta:hover {
  transform: translateY(-3px) scale(1.02);
  background: linear-gradient(135deg, #2f255c, #51448a) !important;
  box-shadow: 0 14px 32px rgba(59, 47, 115, 0.48);
}

.mega-cta .cta-emoji {
  font-size: 1.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
}

@keyframes mega-pulse {

  0%,
  100% {
    box-shadow: 0 10px 24px rgba(59, 47, 115, 0.36);
  }

  50% {
    box-shadow: 0 10px 26px rgba(59, 47, 115, 0.52), 0 0 0 6px rgba(106, 90, 160, 0.18);
  }
}

/* Uses Grid */
.uses-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}

.use-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
}

.use-icon {
  display: none;
}

.use-icon svg {
  width: 24px;
  height: 24px;
}

.use-card h3 {
  color: var(--text-dark);
  font-size: 0.95rem;
  margin-bottom: 6px;
  transition: color 0.3s;
  z-index: 2;
  position: relative;
}

.use-card p {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.45;
  z-index: 2;
  position: relative;
  transition: color 0.3s;
  margin: 0;
}

.use-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--primary);
  transform: scaleY(0);
  transform-origin: bottom;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1;
}

.use-card:hover::before {
  transform: scaleY(1);
}

.use-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(79, 70, 229, 0.3);
  border-color: var(--primary);
}

.use-card:hover h3,
.use-card:hover p {
  color: #fff;
}

.use-card:hover .use-icon {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
}

/* Table */
.dpi-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.dpi-tab {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 7px 16px;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.2s;
  color: var(--text-muted);
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}

.dpi-tab:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-1px);
}

.dpi-tab.active {
  background: var(--primary);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
}

/* ===== Houston-style Side-Tab Layout (shared by Table + How-to-Use) ===== */
.table-layout,
.how-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px;
  box-shadow: var(--shadow-sm);
  align-items: stretch;
}

.range-list,
.how-tabs {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-height: 560px;
  overflow-y: auto;
  padding-right: 8px;
  border-right: 1px solid var(--border);
  scrollbar-width: thin;
  scrollbar-color: var(--primary) transparent;
}

.range-list::-webkit-scrollbar,
.how-tabs::-webkit-scrollbar {
  width: 6px;
}

.range-list::-webkit-scrollbar-thumb,
.how-tabs::-webkit-scrollbar-thumb {
  background: var(--primary);
  border-radius: 3px;
}

.range-item,
.how-tab {
  background: transparent;
  border: 0;
  cursor: pointer;
  text-align: left;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  line-height: 1.35;
  transition: all 0.18s ease;
  position: relative;
  display: block;
  width: 100%;
}

.range-item:hover,
.how-tab:hover {
  background: var(--highlight-bg);
  color: var(--primary);
}

.range-item.active,
.how-tab.active {
  background: var(--highlight-bg);
  color: var(--primary);
  font-weight: 700;
  box-shadow: inset 3px 0 0 var(--primary);
}

.range-content,
.how-answer {
  padding: 4px 4px;
  min-height: 0;
}

.range-content h3,
.how-answer h3 {
  text-align: left;
  font-size: 1.1rem;
  color: var(--text-dark);
  margin-bottom: 12px;
  font-weight: 800;
}

.range-content .table-note,
.how-answer p {
  text-align: left;
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 14px;
}

.how-answer .answer-intro {
  background: var(--highlight-bg);
  border-left: 3px solid var(--primary);
  padding: 12px 16px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-dark);
  font-weight: 500;
  margin-bottom: 16px;
}

.how-answer ol {
  padding-left: 20px;
  text-align: left;
}

.how-answer ol li {
  margin-bottom: 8px;
  color: var(--text-muted);
  line-height: 1.55;
}

/* === Rich answer blocks (fill the empty space) === */
.answer-takeaway {
  background: linear-gradient(135deg, var(--highlight-bg), #fff);
  border: 1px solid var(--highlight-border);
  border-left: 4px solid var(--primary);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin: 18px 0;
  position: relative;
}

.answer-takeaway .takeaway-label {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--primary);
  margin-bottom: 6px;
}

.answer-takeaway p {
  margin: 0;
  color: var(--text-dark);
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1.5;
}

.answer-takeaway {
  padding: 12px 16px;
  margin: 12px 0;
}

.answer-example {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--surface);
  border: 1px dashed var(--primary);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  margin: 12px 0;
  flex-wrap: wrap;
}

.answer-example .example-label {
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  flex-shrink: 0;
}

.answer-example .example-value {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-dark);
}

.answer-example .highlight-math {
  font-size: 1rem;
  padding: 6px 14px;
  border-radius: 8px;
}

/* Pro tip block — brand colors only, no icon, no orange */
.answer-tip {
  display: block;
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--primary);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  margin: 16px 0 24px;
}

.answer-tip .tip-label {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--primary);
  margin-bottom: 6px;
}

.answer-tip p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.55;
}

/* Answer CTA — clean centered block, no overlap, no icons */
.answer-cta-wrap {
  display: block;
  margin: 18px 0 4px;
  padding: 16px 18px;
  background: var(--highlight-bg);
  border-radius: var(--radius-md);
  border: 1px solid var(--highlight-border);
  text-align: center;
  clear: both;
  width: 100%;
  box-sizing: border-box;
}

.answer-cta-wrap .cta-prompt {
  display: block;
  margin: 0 auto 10px;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--text-dark);
  text-align: center;
  max-width: 100%;
}

.answer-cta-wrap .answer-cta {
  display: inline-block;
  margin: 0 auto;
}

.answer-cta-wrap .cta-subtext {
  display: block;
  margin: 14px auto 0;
  font-size: 0.82rem;
  color: var(--text-muted);
  text-align: center;
  letter-spacing: 0.02em;
}

.answer-cta {
  display: inline-block;
  padding: 14px 32px;
  background: var(--primary);
  color: #fff !important;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  text-decoration: none !important;
  box-shadow: 0 4px 14px rgba(79, 70, 229, 0.25);
  transition: all 0.2s ease;
  text-align: center;
  border: 0;
  max-width: 100%;
  white-space: normal;
  line-height: 1.3;
}

.answer-cta:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(79, 70, 229, 0.35);
}

.answer-cta .cta-text {
  display: inline;
}

/* Intro 4-step list above the side-tab layout */
.howuse-steps {
  list-style: none;
  counter-reset: howuse-counter;
  padding: 20px 0 12px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  max-width: 880px;
  margin: 0 auto;
  text-align: left;
}

.howuse-steps li {
  counter-increment: howuse-counter;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px 18px 14px 52px;
  position: relative;
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.5;
  box-shadow: var(--shadow-sm);
  transition: transform 0.18s ease, border-color 0.18s ease;
}

.howuse-steps li::before {
  content: counter(howuse-counter);
  position: absolute;
  left: 14px;
  top: 14px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
}

.howuse-steps li:hover {
  border-color: var(--primary);
  transform: translateY(-1px);
}

.howuse-steps li strong {
  color: var(--text-dark);
}

.howuse-steps li code {
  background: var(--highlight-bg);
  color: var(--primary);
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 0.85rem;
  font-family: ui-monospace, SFMono-Regular, monospace;
}

@media (max-width: 768px) {
  .howuse-steps {
    grid-template-columns: 1fr;
    padding: 12px 0;
  }
}

/* FAQs — visible branded scrollbar */
.faq-container {
  max-width: 900px;
  margin: 0 auto;
}

.faq-tabs-scroll {
  overflow-x: auto;
  padding-bottom: 14px;
  margin-bottom: 24px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--primary) var(--highlight-bg);
}

.faq-tabs-scroll::-webkit-scrollbar {
  display: block;
  height: 8px;
}

.faq-tabs-scroll::-webkit-scrollbar-track {
  background: var(--highlight-bg);
  border-radius: 4px;
  margin: 0 8px;
}

.faq-tabs-scroll::-webkit-scrollbar-thumb {
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 4px;
}

.faq-tabs-scroll::-webkit-scrollbar-thumb:hover {
  background: var(--primary-hover);
}

.faq-tabs {
  display: flex;
  gap: 12px;
  min-width: max-content;
  justify-content: flex-start;
  padding: 4px;
}

.faq-cat-tab {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 12px 24px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-dark);
  cursor: pointer;
  transition: all 0.2s;
  border-radius: 999px;
}

.faq-cat-tab:hover {
  background: var(--highlight-bg);
  color: var(--primary);
  border-color: var(--primary);
}

.faq-cat-tab.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.2);
}

.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  overflow: hidden;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
}

.faq-item:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 20px 24px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-dark);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: color 0.3s;
}

.faq-item.open .faq-question {
  color: var(--primary);
}

.faq-question b {
  display: inline-flex;
  width: 24px;
  height: 24px;
  align-items: center;
  justify-content: center;
  position: relative;
  margin-left: 16px;
  flex-shrink: 0;
  color: var(--text-muted);
  transition: transform 0.3s;
}

.faq-question b::before {
  content: "";
  width: 12px;
  height: 12px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  display: block;
  margin-top: -6px;
  transition: border-color 0.3s;
}

.faq-item.open .faq-question b {
  transform: rotate(180deg);
  color: var(--primary);
}

.faq-answer {
  display: none;
  padding: 0 24px 20px;
  font-size: 1rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.6;
  background: transparent;
  border-top: 1px solid transparent;
}

.faq-item.open .faq-answer {
  display: block;
  animation: slideDown 0.3s ease forwards;
  border-top-color: var(--border);
  padding-top: 20px;
}

.highlight-math {
  background: var(--highlight-bg);
  color: var(--primary);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-weight: 600;
  border: 1px solid rgba(79, 70, 229, 0.2);
}

/* Range select dropdown — mobile only */
.range-select {
  display: none;
}

.range-buttons {
  display: contents;
}

/* Mobile-only conversion card list (no scrolling needed) */
.conv-cards {
  display: none;
}

.conv-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  margin-bottom: 8px;
  box-shadow: var(--shadow-sm);
}

.conv-card-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: nowrap;
}

.conv-cm,
.conv-px {
  font-weight: 800;
  color: var(--text-dark);
  font-size: 1rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  display: inline-flex;
  align-items: baseline;
  gap: 4px;
  min-width: 0;
  overflow-wrap: anywhere;
}

.conv-cm em,
.conv-px em {
  font-style: normal;
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
}

.conv-px {
  color: var(--primary);
  background: var(--highlight-bg);
  padding: 4px 10px;
  border-radius: 6px;
  border: 1px solid var(--highlight-border);
}

.conv-eq {
  color: var(--text-muted);
  font-weight: 700;
  font-size: 0.95rem;
  flex-shrink: 0;
}

.conv-note {
  margin: 6px 0 0;
  font-size: 0.72rem;
  color: var(--text-muted);
  text-align: right;
}

.table-card {
  padding: 4px 4px;
  min-height: 0;
}

.table-card h3 {
  text-align: left;
  font-size: 1.1rem;
  color: var(--text-dark);
  margin-bottom: 8px;
  font-weight: 800;
}

.table-card .table-note {
  text-align: left;
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 10px;
}

.table-note {
  background: var(--highlight-bg);
  border-left: 3px solid var(--primary);
  padding: 8px 12px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.table-scroll {
  overflow-x: auto;
  margin-top: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.conversion-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 1rem;
}

.conversion-table th,
.conversion-table td {
  padding: 16px 20px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.conversion-table th {
  font-weight: 700;
  color: var(--text-dark);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--bg);
}

.conversion-table td:nth-child(2) {
  font-weight: 700;
  color: var(--primary);
}

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

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Footer */
.site-footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 28px 0 0;
  margin-top: 24px;
}

.footer-layout {
  display: flex;
  gap: 28px;
  margin-bottom: 20px;
}

.footer-main {
  flex: 1.5;
}

.footer-buttons {
  display: flex;
  gap: 14px;
  margin-bottom: 14px;
}

.footer-desc {
  font-size: 0.86rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.footer-language-switch {
  margin-top: 16px;
}

.footer-lang-switcher {
  min-width: 220px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text-dark);
}

.footer-langs-grid {
  flex: 2;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.lang-col h4 {
  font-size: 0.92rem;
  color: var(--text-dark);
  font-weight: 700;
  margin-bottom: 8px;
}

.lang-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.lang-list a {
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 500;
}

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

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 12px 0;
  text-align: center;
}

.footer-copyright {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* Facts & Definitions (SEO Content) — compact */
.answer-block {
  background: var(--surface);
  padding: 14px 18px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  margin-bottom: 12px;
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}

.answer-block:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}

.answer-block h2,
.answer-block h3 {
  color: var(--primary);
  font-size: 1.05rem;
  margin-bottom: 8px;
  font-weight: 800;
}

.answer-block p {
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.definition-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 14px;
}

.def-card {
  background: var(--surface);
  padding: 14px 18px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}

.def-card:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}

.def-card h3 {
  color: var(--primary);
  font-size: 1rem;
  margin-bottom: 8px;
  font-weight: 800;
}

.def-card p {
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--text-dark);
  margin: 0;
}

/* Responsive adjustments */
@media (max-width: 1024px) {
  .footer-layout {
    flex-direction: column;
  }

  .definition-grid {
    grid-template-columns: 1fr;
  }

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

  .how-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .method-row {
    grid-template-columns: 1fr;
  }

  .definition-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  body {
    overflow-x: hidden;
  }

  .container {
    width: 100%;
    padding: 0 12px;
  }

  .nav-wrap {
    position: relative;
    height: 48px;
  }

  .brand {
    font-size: 1.05rem;
  }

  .brand-mark {
    width: 20px;
    height: 20px;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    transform: none;
    background: var(--surface);
    padding: 24px;
    flex-direction: column;
    align-items: flex-start;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 101;
  }

  .nav-links.open {
    display: flex;
  }

  .menu-toggle {
    display: block;
    padding: 4px 10px;
    font-size: 0.85rem;
  }

  /* HERO — compact so entire tool fits above the fold */
  .hero {
    padding-top: 8px;
    padding-bottom: 8px;
  }

  .hero .eyebrow {
    display: none;
  }

  h1 {
    font-size: 1.15rem;
    margin-bottom: 6px;
    line-height: 1.2;
    letter-spacing: -0.01em;
  }

  .direct-answer {
    margin: 0 auto 8px;
    padding: 8px 12px;
    font-size: 0.78rem;
    line-height: 1.35;
    border-left-width: 3px;
    border-radius: var(--radius-sm);
  }

  .band {
    padding: 24px 0;
  }

  /* CONVERTER CARD — tightened so all content visible */
  .converter-card {
    padding: 10px;
    border-radius: var(--radius-md);
  }

  /* PRESET ROW — 3-column grid (no scroll), all buttons visible */
  .preset-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    margin-bottom: 12px;
    flex-direction: row;
    overflow: visible;
    padding: 0;
  }

  .preset-btn {
    padding: 8px 4px;
    min-width: 0;
    flex: unset;
    border-radius: 10px;
    gap: 2px;
    box-shadow: var(--shadow-sm);
  }

  .preset-btn .preset-icon {
    width: 22px;
    height: 22px;
    margin-bottom: 2px;
  }

  .preset-btn span {
    font-size: 0.65rem;
    line-height: 1.1;
    text-transform: none;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
  }

  .preset-btn b {
    font-size: 0.7rem;
    line-height: 1.1;
    white-space: nowrap;
  }

  /* Side-tab layouts: stack vertically — range list becomes a compact dropdown */
  .table-layout,
  .how-layout {
    display: block;
    gap: 14px;
    padding: 12px;
  }

  /* TABLE: hide button grid on mobile, show native select dropdown */
  .range-list {
    display: block;
    border: 0;
    padding: 0;
    margin-bottom: 12px;
    max-height: none;
    overflow: visible;
  }

  .range-list .range-buttons {
    display: none;
  }

  .range-list .range-select {
    display: block;
    width: 100%;
    padding: 14px 16px;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--primary);
    background: var(--highlight-bg) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%230E7490' d='M6 8 0 0h12z'/%3E%3C/svg%3E") no-repeat right 16px center;
    border: 2px solid var(--primary);
    border-radius: var(--radius-md);
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
  }

  /* HOW-TO-USE tabs: still grid but compact */
  .how-tabs {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    flex-direction: unset;
    flex-wrap: unset;
    gap: 6px;
    overflow: visible;
    border-right: 0;
    border-bottom: 1px solid var(--border);
    padding: 0 0 12px;
    margin-bottom: 14px;
    max-height: 220px;
    overflow-y: auto;
  }

  .how-tab {
    flex: unset;
    white-space: normal;
    padding: 9px 10px;
    font-size: 0.78rem;
    text-align: center;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface);
    line-height: 1.25;
  }

  .how-tab.active {
    box-shadow: 0 0 0 2px var(--primary);
    background: var(--highlight-bg);
    color: var(--primary);
    font-weight: 700;
  }

  /* Conversion table — show CARD LIST instead of table (no scroll) */
  .table-card {
    padding: 4px 0;
    overflow: hidden;
  }

  .table-card h3 {
    font-size: 1rem;
    line-height: 1.3;
    word-break: break-word;
  }

  .table-card .table-note {
    font-size: 0.85rem;
    padding: 10px 12px;
  }

  .table-scroll {
    display: none;
  }

  .conv-cards {
    display: block;
    margin-top: 12px;
  }

  /* DPI tabs on mobile — wrap nicely */
  .dpi-tabs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    margin-bottom: 16px;
  }

  .dpi-tab {
    padding: 8px 6px;
    font-size: 0.78rem;
    text-align: center;
  }

  /* INPUT GRID — 2x2 on mobile, last item full-width */
  .input-grid {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-bottom: 10px;
  }

  .field span {
    font-size: 0.72rem;
    margin-bottom: 2px;
  }

  .input-wrap input,
  .field select {
    height: 38px;
    font-size: 0.9rem;
    padding: 0 36px 0 10px;
  }

  .input-wrap b {
    font-size: 0.7rem;
    right: 8px;
  }

  /* RESULT ROW — single column, compact */
  .result-row {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    padding: 10px;
    border-radius: var(--radius-sm);
  }

  .result-row>div:first-child span {
    font-size: 0.7rem;
  }

  .result-row strong {
    font-size: 1rem;
  }

  .result-row em {
    font-size: 0.7rem;
  }

  .action-row {
    width: 100%;
    gap: 6px;
  }

  .action-row .btn {
    flex: 1;
    padding: 9px 8px;
    font-size: 0.78rem;
    letter-spacing: 0.02em;
    text-transform: none;
  }

  .uses-grid {
    grid-template-columns: 1fr;
  }

  .method-card {
    padding: 24px;
  }

  .table-card {
    padding: 20px;
  }

  .inline-cta .btn {
    width: 100%;
  }

  .footer-langs-grid {
    grid-template-columns: 1fr;
  }

  /* Compact spacing for FAQ and CMtoPX.online Tool Guide on mobile */
  .faq-question {
    padding: 16px 20px;
    font-size: 0.95rem;
  }

  .faq-answer {
    padding: 0 20px 16px;
    font-size: 0.95rem;
  }

  .faq-item.open .faq-answer {
    padding-top: 16px;
  }

  .how-tab,
  .faq-cat-tab {
    padding: 10px 16px;
    font-size: 0.9rem;
  }

  .definition-card {
    padding: 20px;
  }

  .formula-card {
    padding: 20px;
  }
}

/* Small phones — even tighter */
@media (max-width: 420px) {
  .container {
    padding: 0 10px;
  }

  h1 {
    font-size: 1.05rem;
  }

  .direct-answer {
    font-size: 0.72rem;
    padding: 7px 10px;
  }

  .converter-card {
    padding: 10px;
  }

  .preset-btn {
    padding: 7px 3px;
  }

  .preset-btn span {
    font-size: 0.6rem;
  }

  .preset-btn b {
    font-size: 0.65rem;
  }

  .preset-btn .preset-icon {
    width: 20px;
    height: 20px;
  }

  .input-wrap input,
  .field select {
    height: 36px;
    font-size: 0.85rem;
  }

  .field span {
    font-size: 0.68rem;
  }

  .action-row .btn {
    padding: 8px 6px;
    font-size: 0.72rem;
  }

  .result-row strong {
    font-size: 0.95rem;
  }

  /* Range list & how-tabs — single column on tiny phones */
  .range-list,
  .how-tabs {
    grid-template-columns: 1fr;
  }

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

  .conversion-table {
    min-width: 380px;
    font-size: 0.78rem;
  }

  .table-card h3 {
    font-size: 0.92rem;
  }
}

/* Landscape phone — keep tool compact */
@media (max-width: 900px) and (orientation: landscape) and (max-height: 500px) {
  .hero {
    padding-top: 6px;
    padding-bottom: 6px;
  }

  h1 {
    font-size: 1rem;
    margin-bottom: 4px;
  }

  .direct-answer {
    display: none;
  }
}