:root {
  --lvn-max: 1180px;
  --lvn-bg: linear-gradient(180deg, #f8fafc 0%, #eef2f7 100%);
  --lvn-grid: radial-gradient(circle at 1px 1px, rgba(15, 23, 42, 0.04) 1px, transparent 0);
  --lvn-surface: #ffffff;
  --lvn-surface-soft: #f8fafc;
  --lvn-border: #e2e8f0;
  --lvn-text: #0f172a;
  --lvn-text-soft: #64748b;
  --lvn-blue: #0ea5e9;
  --lvn-blue-deep: #0284c7;
  --lvn-green: #10b981;
  --lvn-amber: #f59e0b;
  --lvn-shadow: 0 1px 0 rgba(15, 23, 42, 0.04), 0 8px 24px rgba(15, 23, 42, 0.06);
  --lvn-radius: 12px;
  --lvn-font: "Inter", Arial, sans-serif;
  --lvn-mono: "IBM Plex Mono", "Courier New", monospace;
}

[data-lvn-theme="dark"] {
  --lvn-bg: linear-gradient(180deg, #09111f 0%, #0f172a 100%);
  --lvn-grid: radial-gradient(circle at 1px 1px, rgba(148, 163, 184, 0.12) 1px, transparent 0);
  --lvn-surface: #111c2d;
  --lvn-surface-soft: #0f172a;
  --lvn-border: #1e293b;
  --lvn-text: #e2e8f0;
  --lvn-text-soft: #94a3b8;
  --lvn-shadow: 0 1px 0 rgba(148, 163, 184, 0.06), 0 10px 28px rgba(2, 8, 23, 0.45);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--lvn-font);
  color: var(--lvn-text);
  background: var(--lvn-bg);
  background-image: var(--lvn-bg), var(--lvn-grid);
  background-size: auto, 32px 32px;
  line-height: 1.6;
}

body.lvn-lock {
  overflow: hidden;
}

img {
  max-width: 100%;
}

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

button,
input,
textarea {
  font: inherit;
}

.lvn-page {
  width: min(var(--lvn-max), calc(100% - 32px));
  margin: 0 auto;
}

.lvn-header {
  position: sticky;
  top: 0;
  z-index: 90;
  backdrop-filter: blur(12px);
  background: color-mix(in srgb, var(--lvn-surface) 88%, transparent);
  border-bottom: 1px solid var(--lvn-border);
  transition: box-shadow 0.2s ease, background 0.2s ease;
}

.lvn-header[data-lvn-stuck="true"] {
  box-shadow: 0 6px 20px rgba(15, 23, 42, 0.08);
}

.lvn-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.95rem 0;
}

.lvn-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

.lvn-logo-icon {
  width: 2.75rem;
  height: 2.75rem;
  flex-shrink: 0;
}

.lvn-logo-text {
  display: flex;
  flex-direction: column;
  font-size: 0.88rem;
  letter-spacing: 0.06em;
  min-width: 0;
}

.lvn-logo-text strong {
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.lvn-logo-text span {
  color: var(--lvn-text-soft);
  font-size: 0.7rem;
}

.lvn-nav-shell {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-width: 0;
}

.lvn-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.lvn-nav a {
  position: relative;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--lvn-text);
  padding-bottom: 0.15rem;
}

.lvn-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.18rem;
  width: 100%;
  height: 2px;
  background: var(--lvn-blue);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.2s ease;
}

.lvn-nav a:hover,
.lvn-nav a:focus-visible {
  color: var(--lvn-blue);
}

.lvn-nav a:hover::after,
.lvn-nav a:focus-visible::after,
.lvn-nav a[aria-current="page"]::after {
  transform: scaleX(1);
}

.lvn-nav a[aria-current="page"]::before {
  content: "";
  display: inline-block;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--lvn-blue);
  margin-right: 0.35rem;
  vertical-align: middle;
}

.lvn-header-tools {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.lvn-live-pill,
.lvn-theme-toggle,
.lvn-badge,
.lvn-status-chip,
.lvn-reg-badge {
  font-family: var(--lvn-mono);
}

.lvn-live-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border: 1px solid var(--lvn-border);
  border-radius: 999px;
  padding: 0.42rem 0.68rem;
  background: var(--lvn-surface-soft);
}

.lvn-live-pill::before {
  content: "";
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--lvn-green);
}

.lvn-theme-toggle,
.lvn-nav-toggle,
.lvn-back-top,
.lvn-quiz-tile,
.lvn-faq-trigger,
.lvn-sort-button {
  border: 0;
  background: transparent;
  cursor: pointer;
}

.lvn-theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.8rem;
  height: 2.8rem;
  border-radius: 10px;
  border: 1px solid var(--lvn-border);
  background: var(--lvn-surface);
  box-shadow: var(--lvn-shadow);
}

.lvn-theme-toggle svg {
  width: 1.2rem;
  height: 1.2rem;
  fill: var(--lvn-text);
}

.lvn-nav-toggle {
  display: none;
  width: 2.85rem;
  height: 2.85rem;
  border-radius: 10px;
  border: 1px solid var(--lvn-border);
  background: var(--lvn-surface);
  color: var(--lvn-text);
  box-shadow: var(--lvn-shadow);
  padding: 0.55rem;
}

.lvn-nav-toggle span {
  display: block;
  width: 1.35rem;
  height: 2px;
  flex-shrink: 0;
  border-radius: 999px;
  background: currentColor;
  box-shadow: 0 0 0 1px color-mix(in srgb, currentColor 8%, transparent);
}

.lvn-hero,
.lvn-page-hero {
  padding: 5.5rem 0 3rem;
}

.lvn-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 1rem;
  padding: 0.38rem 0.72rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--lvn-blue) 12%, var(--lvn-surface));
  color: var(--lvn-blue-deep);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.lvn-hero-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, 0.85fr);
  align-items: start;
}

.lvn-hero-copy h1,
.lvn-page-hero h1 {
  margin: 0;
  font-size: clamp(2.5rem, 6vw, 5.5rem);
  line-height: 0.96;
  letter-spacing: -0.06em;
}

.lvn-hero-copy p,
.lvn-page-hero p {
  color: var(--lvn-text-soft);
  font-size: 1.05rem;
  max-width: 62ch;
}

.lvn-trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1.5rem 0;
}

.lvn-trust-item {
  border: 1px solid var(--lvn-border);
  border-radius: 999px;
  padding: 0.6rem 0.95rem;
  background: var(--lvn-surface);
  box-shadow: var(--lvn-shadow);
  font-size: 0.84rem;
  font-weight: 600;
}

.lvn-counter-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.75rem;
}

.lvn-counter-panel,
.lvn-section,
.lvn-card,
.lvn-panel,
.lvn-author-card,
.lvn-method-card,
.lvn-type-card,
.lvn-contact-card,
.lvn-footer-box,
.lvn-age-box,
.lvn-cookie-banner,
.lvn-table-shell {
  background: var(--lvn-surface);
  border: 1px solid var(--lvn-border);
  border-radius: var(--lvn-radius);
  box-shadow: var(--lvn-shadow);
}

.lvn-counter-panel {
  padding: 1rem 1.15rem;
}

.lvn-counter-panel strong {
  display: block;
  font-family: var(--lvn-mono);
  font-size: 1.6rem;
  color: var(--lvn-text);
}

.lvn-counter-panel span {
  color: var(--lvn-text-soft);
  font-size: 0.85rem;
}

.lvn-quiz-shell {
  padding: 1.3rem;
  border: 1px solid var(--lvn-border);
  border-radius: 18px;
  background: color-mix(in srgb, var(--lvn-surface) 92%, transparent);
  box-shadow: var(--lvn-shadow);
}

.lvn-quiz-shell h2 {
  margin: 0 0 0.4rem;
  font-size: 1.3rem;
}

.lvn-quiz-shell p {
  margin: 0 0 1rem;
  color: var(--lvn-text-soft);
}

.lvn-quiz-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(180px, 1fr));
  gap: 1rem;
}

.lvn-quiz-tile {
  min-height: 120px;
  padding: 1rem;
  border-radius: 16px;
  border: 1px solid var(--lvn-border);
  background: var(--lvn-surface);
  box-shadow: var(--lvn-shadow);
  text-align: left;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.lvn-quiz-tile:hover,
.lvn-quiz-tile:focus-visible,
.lvn-quiz-tile[data-lvn-active="true"] {
  transform: translateY(-3px);
  border-color: var(--lvn-blue);
  box-shadow: 0 1px 0 rgba(15, 23, 42, 0.04), 0 12px 30px rgba(14, 165, 233, 0.18);
}

.lvn-quiz-icon {
  font-size: 1.6rem;
  display: block;
  margin-bottom: 0.6rem;
}

.lvn-quiz-label {
  display: block;
  font-size: 1rem;
  font-weight: 700;
}

.lvn-quiz-note {
  margin-top: 1rem;
  padding: 0.9rem 1rem;
  border-radius: 14px;
  background: color-mix(in srgb, var(--lvn-blue) 7%, var(--lvn-surface));
  font-size: 0.92rem;
  color: var(--lvn-text);
}

.lvn-main {
  padding-bottom: 4rem;
}

.lvn-section {
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.lvn-section h2 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.5rem, 3vw, 2.3rem);
  letter-spacing: -0.04em;
}

.lvn-section-intro {
  max-width: 72ch;
  color: var(--lvn-text-soft);
  margin-bottom: 1.2rem;
}

.lvn-authors,
.lvn-method-grid,
.lvn-type-grid,
.lvn-contact-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.lvn-author-card,
.lvn-method-card,
.lvn-type-card,
.lvn-contact-card {
  position: relative;
  padding: 1.25rem;
  overflow: hidden;
}

.lvn-author-card::before,
.lvn-method-card::before,
.lvn-type-card::before,
.lvn-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--lvn-green), var(--lvn-amber));
}

.lvn-author-role,
.lvn-method-icon,
.lvn-type-reco,
.lvn-meta-line {
  font-family: var(--lvn-mono);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--lvn-text-soft);
}

.lvn-author-card h3,
.lvn-method-card h3,
.lvn-type-card h3,
.lvn-contact-card h3 {
  margin: 0.55rem 0;
  font-size: 1.15rem;
}

.lvn-method-card p,
.lvn-author-card p,
.lvn-type-card p,
.lvn-contact-card p,
.lvn-panel p {
  margin-bottom: 0;
  color: var(--lvn-text-soft);
}

.lvn-table-shell {
  padding: 0.5rem;
}

.lvn-table-wrap {
  max-width: 100%;
  overflow-x: auto;
}

.lvn-methodology-table,
table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

.lvn-methodology-table th,
.lvn-methodology-table td,
table th,
table td {
  padding: 0.9rem 0.75rem;
  border-bottom: 1px solid var(--lvn-border);
  text-align: left;
  vertical-align: top;
}

.lvn-methodology-table th,
table th {
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--lvn-text-soft);
}

.lvn-sort-button {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: inherit;
  font-size: inherit;
}

.lvn-sort-button::after {
  content: "↕";
  font-size: 0.8rem;
  color: var(--lvn-blue);
}

.lvn-score-pill,
.lvn-mobile-tag,
.lvn-speed-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.55rem;
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 700;
}

.lvn-score-pill {
  background: rgba(16, 185, 129, 0.14);
  color: #047857;
}

.lvn-mobile-tag {
  background: rgba(14, 165, 233, 0.12);
  color: #0369a1;
}

.lvn-speed-tag {
  background: rgba(245, 158, 11, 0.12);
  color: #b45309;
}

.lvn-card-grid {
  display: grid;
  gap: 1.15rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.lvn-card {
  position: relative;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.lvn-card:hover,
.lvn-card[data-hover="active"] {
  transform: translateY(-4px);
  border-color: var(--lvn-blue);
  box-shadow: 0 1px 0 rgba(15, 23, 42, 0.04), 0 16px 32px rgba(14, 165, 233, 0.18);
}

.lvn-card-top {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.9rem;
  text-align: center;
}

.lvn-logo-wrap {
  padding: 6px;
  width: min(140px, 100%);
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  overflow: hidden;
  background: #ffffff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.14);
  flex-shrink: 0;
  max-width: 100%;
}

.lvn-logo-wrap img {
  object-fit: contain;
  width: 100%;
  height: 100%;
  display: block;
  border-radius: 12px;
}

.lvn-brand-meta {
  width: 100%;
  min-width: 0;
}

.lvn-card-top h3 {
  margin: 0.2rem 0;
  font-size: 1.35rem;
}

.lvn-badge-row,
.lvn-status-row,
.lvn-pill-row,
.lvn-footer-top,
.lvn-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.lvn-badge,
.lvn-status-chip,
.lvn-reg-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.36rem 0.58rem;
  border-radius: 999px;
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  min-width: 0;
}

.lvn-badge {
  background: rgba(16, 185, 129, 0.12);
  color: #047857;
}

.lvn-badge::before {
  content: "●";
  color: var(--lvn-green);
}

.lvn-status-chip {
  background: rgba(14, 165, 233, 0.12);
  color: #0369a1;
}

.lvn-status-chip[data-lvn-tone="warm"] {
  background: rgba(245, 158, 11, 0.12);
  color: #b45309;
}

.lvn-score {
  display: grid;
  justify-items: center;
  gap: 0.4rem;
}

.lvn-ring {
  width: 100px;
  height: 100px;
}

.lvn-ring-bg {
  fill: none;
  stroke: color-mix(in srgb, var(--lvn-border) 92%, transparent);
  stroke-width: 10;
}

.lvn-ring-fill {
  fill: none;
  stroke: var(--lvn-blue);
  stroke-width: 10;
  stroke-linecap: round;
  transform: rotate(-90deg);
  transform-origin: 50% 50%;
}

.lvn-score strong {
  font-size: 1.1rem;
}

.lvn-score small {
  color: var(--lvn-text-soft);
}

.lvn-metric-grid {
  display: grid;
  gap: 0.7rem;
}

.lvn-metric {
  display: grid;
  gap: 0.35rem;
}

.lvn-metric-head {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  font-size: 0.78rem;
  color: var(--lvn-text-soft);
}

.lvn-metric-head span:last-child {
  font-family: var(--lvn-mono);
}

.lvn-bar {
  height: 7px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--lvn-border) 80%, transparent);
  overflow: hidden;
}

.lvn-bar i {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--lvn-green), var(--lvn-amber));
}

.lvn-fill-97 { width: 97%; }
.lvn-fill-96 { width: 96%; }
.lvn-fill-95 { width: 95%; }
.lvn-fill-94 { width: 94%; }
.lvn-fill-92 { width: 92%; }
.lvn-fill-91 { width: 91%; }
.lvn-fill-90 { width: 90%; }
.lvn-fill-89 { width: 89%; }
.lvn-fill-88 { width: 88%; }
.lvn-fill-86 { width: 86%; }
.lvn-fill-84 { width: 84%; }
.lvn-fill-82 { width: 82%; }

.lvn-bonus {
  padding: 0.85rem 0.95rem;
  border-radius: 12px;
  background: rgba(16, 185, 129, 0.08);
  font-weight: 700;
}

.lvn-bonus span {
  color: var(--lvn-green);
}

.lvn-card-copy {
  margin: 0;
  color: var(--lvn-text-soft);
}

.lvn-feature-list {
  margin: 0;
  padding-left: 1rem;
  color: var(--lvn-text-soft);
}

.lvn-feature-list li + li {
  margin-top: 0.45rem;
}

.lvn-button,
.lvn-link-button,
.lvn-age-actions button,
.lvn-cookie-banner button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  width: 100%;
  padding: 0.88rem 1.15rem;
  border-radius: 10px;
  font-weight: 700;
  border: 1px solid rgba(14, 165, 233, 0.2);
  box-shadow: 0 0 0 1px rgba(14, 165, 233, 0.2), 0 4px 12px rgba(14, 165, 233, 0.25);
  transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.lvn-button,
.lvn-age-actions button:first-child,
.lvn-cookie-banner button:first-child {
  background: var(--lvn-blue);
  color: #fff;
}

.lvn-button:hover,
.lvn-age-actions button:first-child:hover,
.lvn-cookie-banner button:first-child:hover {
  background: var(--lvn-blue-deep);
  transform: translateY(-2px);
  box-shadow: 0 0 0 1px rgba(2, 132, 199, 0.28), 0 8px 16px rgba(2, 132, 199, 0.3);
}

.lvn-link-button,
.lvn-age-actions button:last-child,
.lvn-cookie-banner button:last-child {
  background: var(--lvn-surface);
  color: var(--lvn-text);
  border: 1px solid var(--lvn-border);
  box-shadow: none;
}

.lvn-link-button:hover,
.lvn-age-actions button:last-child:hover,
.lvn-cookie-banner button:last-child:hover {
  border-color: var(--lvn-blue);
  color: var(--lvn-blue-deep);
}

.lvn-disclaimer {
  margin: 0;
  font-size: 0.76rem;
  color: var(--lvn-text-soft);
}

.lvn-faq-list {
  display: grid;
  gap: 0.9rem;
}

.lvn-faq-card {
  border: 1px solid var(--lvn-border);
  border-radius: 14px;
  background: var(--lvn-surface);
  overflow: hidden;
}

.lvn-faq-trigger {
  width: 100%;
  padding: 1rem 1.1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  color: var(--lvn-text);
  text-align: left;
  font-weight: 700;
}

.lvn-faq-trigger span:last-child {
  font-size: 1.25rem;
  color: var(--lvn-blue);
}

.lvn-faq-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
}

.lvn-faq-panel-inner {
  padding: 0 1.1rem 1rem;
  color: var(--lvn-text-soft);
}

.lvn-rg-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
}

.lvn-rg-item {
  min-width: 0;
}

.lvn-rg-checklist {
  list-style: none;
  display: grid;
  gap: 0.75rem;
  padding-left: 0;
  margin: 1rem 0 0;
}

.lvn-rg-checklist li {
  min-width: 0;
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  padding: 0.85rem 0.9rem;
  border-radius: 12px;
  border: 1px solid var(--lvn-border);
  background: color-mix(in srgb, var(--lvn-surface-soft) 70%, var(--lvn-surface));
}

.lvn-rg-checklist strong {
  display: block;
}

.lvn-rg-links {
  display: grid;
  gap: 0.75rem;
}

.lvn-rg-links a {
  display: block;
  padding: 0.85rem 0.95rem;
  border: 1px solid var(--lvn-border);
  border-radius: 12px;
  background: var(--lvn-surface-soft);
  font-weight: 600;
}

.lvn-rg-links a:hover {
  border-color: var(--lvn-blue);
  color: var(--lvn-blue-deep);
}

.lvn-footer {
  padding: 0 0 2rem;
}

.lvn-footer-box {
  padding: 1.35rem 1.5rem;
}

.lvn-footer-title {
  font-size: 1.12rem;
  font-weight: 700;
}

.lvn-footer-top {
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.85rem;
}

.lvn-footer-links a,
.lvn-footer-meta a {
  color: var(--lvn-text-soft);
}

.lvn-footer-links a:hover,
.lvn-footer-meta a:hover {
  color: var(--lvn-blue-deep);
}

.lvn-footer-meta {
  display: grid;
  gap: 0.6rem;
  font-size: 0.86rem;
  color: var(--lvn-text-soft);
}

.lvn-footer-meta a {
  display: inline-flex;
  align-items: center;
  margin-right: 0.75rem;
}

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

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

.lvn-form label {
  display: grid;
  gap: 0.35rem;
  font-weight: 600;
}

.lvn-form input,
.lvn-form textarea {
  width: 100%;
  padding: 0.8rem 0.9rem;
  border-radius: 10px;
  border: 1px solid var(--lvn-border);
  background: var(--lvn-surface-soft);
  color: var(--lvn-text);
}

.lvn-form textarea {
  min-height: 150px;
  resize: vertical;
}

.lvn-cookie-banner {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  width: min(720px, calc(100% - 24px));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 12px 14px;
}

.lvn-cookie-banner[data-lvn-cookie-state="hidden"] {
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, -12px);
}

.lvn-cookie-banner p {
  margin: 0;
  color: var(--lvn-text-soft);
}

.lvn-cookie-actions {
  display: flex;
  gap: 0.6rem;
  min-width: fit-content;
}

.lvn-age-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: grid;
  place-items: center;
  padding: 1rem;
  background: rgba(15, 23, 42, 0.72);
}

.lvn-age-overlay[data-lvn-age-state="done"] {
  opacity: 0;
  pointer-events: none;
}

.lvn-age-box {
  width: min(460px, 100%);
  padding: 1.5rem;
}

.lvn-age-box h2 {
  margin-top: 0;
}

.lvn-age-actions {
  display: flex;
  gap: 0.75rem;
}

.lvn-back-top {
  position: fixed;
  right: 1.2rem;
  bottom: 1.2rem;
  width: 3rem;
  height: 3rem;
  border-radius: 999px;
  border: 1px solid var(--lvn-border);
  background: var(--lvn-surface);
  box-shadow: var(--lvn-shadow);
  opacity: 0;
  pointer-events: none;
}

.lvn-back-top[data-lvn-show="true"] {
  opacity: 1;
  pointer-events: auto;
}

.lvn-muted {
  color: var(--lvn-text-soft);
}

.lvn-hidden {
  display: none;
}

.lvn-page-hero {
  text-align: left;
}

.lvn-page-hero .lvn-panel {
  padding: 1.1rem 1.2rem;
  margin-top: 1.4rem;
}

.lvn-panel {
  padding: 1.15rem 1.25rem;
}

.lvn-panel h2,
.lvn-panel h3 {
  margin-top: 0;
}

.lvn-list-clean {
  margin: 0;
  padding-left: 1rem;
  color: var(--lvn-text-soft);
}

.lvn-list-clean li + li {
  margin-top: 0.45rem;
}

.lvn-lazy {
  opacity: 0;
  transition: opacity 0.2s ease;
}

.lvn-lazy[data-lvn-loaded="true"] {
  opacity: 1;
}

@media (max-width: 1024px) {
  .lvn-hero-grid,
  .lvn-rg-grid,
  .lvn-contact-grid {
    grid-template-columns: 1fr;
  }

  .lvn-authors,
  .lvn-method-grid,
  .lvn-type-grid,
  .lvn-card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .lvn-counter-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .lvn-nav-toggle {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.3rem;
  }

  .lvn-nav {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    padding: 16px;
    border: 1px solid var(--lvn-border);
    border-radius: 16px;
    background: var(--lvn-surface);
    box-shadow: var(--lvn-shadow);
    flex-direction: column;
    align-items: flex-start;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity 0.2s ease, transform 0.2s ease;
  }

  .lvn-nav.lvn-nav-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .lvn-header-tools .lvn-live-pill {
    display: none;
  }
}

@media (max-width: 760px) {
  .lvn-authors,
  .lvn-method-grid,
  .lvn-type-grid,
  .lvn-card-grid,
  .lvn-contact-grid,
  .lvn-quiz-grid {
    grid-template-columns: 1fr;
  }

  .lvn-footer-top {
    flex-direction: column;
    align-items: flex-start;
  }

  .lvn-cookie-banner,
  .lvn-age-actions {
    flex-direction: column;
  }

  .lvn-cookie-actions {
    width: 100%;
  }

  .lvn-cookie-actions button {
    width: 100%;
  }
}

@media (max-width: 550px) {
  body { overflow-x: hidden; }
  .lvn-page { width: min(var(--lvn-max, 1180px), calc(100% - 12px)); }
  .lvn-header-inner { padding: 0.65rem 0.75rem; gap: 0.5rem; position: relative; }
  .lvn-logo { min-width: 0; align-items: center; }
  .lvn-logo-text { font-size: clamp(0.58rem, 2.9vw, 0.78rem); letter-spacing: 0.05em; line-height: 1.2; word-break: break-word; overflow-wrap: anywhere; }
  .lvn-logo-icon { width: 2.25rem; height: 2.25rem; flex-shrink: 0; }
  .lvn-nav { left: 8px; right: 8px; padding: 12px; }
  .lvn-nav a { font-size: 0.72rem; letter-spacing: 0.1em; padding-block: 0.2rem; }
  .lvn-hero, .lvn-page-hero { padding: 4.75rem 0.6rem 2.5rem; }
  .lvn-hero h1, .lvn-page-hero h1 { font-size: clamp(1.05rem, 5.8vw, 2rem); letter-spacing: 0.055em; word-break: break-word; overflow-wrap: anywhere; }
  .lvn-kicker { font-size: 0.65rem; letter-spacing: 0.12em; max-width: 100%; }
  .lvn-cta-row { gap: 0.65rem; margin-top: 1.35rem; }
  .lvn-button, .lvn-link-button, .lvn-form button, .lvn-age-actions button, .lvn-cookie-banner button, .lvn-back-top { padding: 0.72rem 1rem; font-size: 0.88rem; }
  .lvn-section { padding: 0.95rem 0.75rem; border-radius: 18px; margin-bottom: 1.25rem; }
  .lvn-section h2 { font-size: clamp(1.02rem, 4.8vw, 1.55rem); letter-spacing: 0.06em; word-break: break-word; overflow-wrap: anywhere; }
  .lvn-methodology-table, table { font-size: 0.78rem; table-layout: auto; width: max-content; min-width: 100%; }
  .lvn-methodology-table thead th, table thead th { white-space: nowrap; }
  .lvn-methodology-table th, .lvn-methodology-table td, table th, table td { padding: 0.5rem 0.4rem; word-break: normal; overflow-wrap: break-word; hyphens: none; }
  .lvn-table-wrap { max-width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .lvn-card { padding: 0.95rem 0.75rem; border-radius: 18px; }
  .lvn-card:hover, .lvn-card[data-hover="active"] { transform: none; }
  .lvn-card-top { flex-wrap: wrap; align-items: flex-start; gap: 0.55rem; }
  .lvn-score { text-align: left; flex: 1 1 auto; min-width: 0; }
  .lvn-badge { font-size: 0.65rem; padding: 0.32rem 0.55rem; max-width: 100%; white-space: normal; text-align: left; }
  .lvn-logo-wrap { width: min(140px, 100%); max-width: 100%; height: auto; min-height: 4.25rem; }
  .lvn-brand-meta { min-width: 0; width: 100%; }
  .lvn-bonus { padding: 0.65rem 0.7rem; font-size: 0.88rem; }
  .lvn-cookie-banner { padding: 10px 10px; gap: 10px; font-size: 0.84rem; }
  .lvn-footer-box { padding: 1.15rem 0.75rem; border-radius: 20px; }
  .lvn-footer-title { letter-spacing: 0.08em; font-size: clamp(0.95rem, 4vw, 1.2rem); word-break: break-word; }
  .lvn-back-top { right: 0.45rem; bottom: 5.25rem; width: 2.65rem; height: 2.65rem; font-size: 1.05rem; }
  .lvn-age-overlay { position: fixed; inset: 0; z-index: 9999; display: grid; place-items: center; }
  .lvn-age-box { padding: 1.1rem 0.75rem; }
  .lvn-age-box h2 { font-size: clamp(1rem, 4.5vw, 1.35rem); letter-spacing: 0.06em; word-break: break-word; }
  .lvn-rg-item { min-width: 0; word-break: break-word; overflow-wrap: anywhere; }
  .lvn-rg-checklist { gap: 0.55rem; padding-inline: 0; }
  .lvn-rg-checklist li, .lvn-rg-checklist p { word-break: break-word; overflow-wrap: anywhere; hyphens: auto; min-width: 0; }
  .lvn-reg-badge { white-space: normal; text-align: center; padding: 0.28rem 0.5rem; font-size: 0.72rem; max-width: 100%; flex-shrink: 1; }
}
@media (max-width: 380px) {
  .lvn-page { width: min(var(--lvn-max, 1180px), calc(100% - 8px)); }
  .lvn-logo-text { font-size: 0.52rem; letter-spacing: 0.02em; }
  .lvn-hero h1, .lvn-page-hero h1 { font-size: clamp(1rem, 5.2vw, 1.75rem); }
  .lvn-header-inner { padding: 0.55rem 0.55rem; }
  .lvn-section, .lvn-card, .lvn-footer-box { padding-inline: 0.65rem; }
  .lvn-methodology-table th, .lvn-methodology-table td, table th, table td { padding: 0.42rem 0.32rem; font-size: 0.72rem; }
}
@media (max-width: 900px) {
  .lvn-header-inner { position: relative; }
}