:root {
  color-scheme: light;
  --font-sans: "Avenir Next", "Trebuchet MS", "Segoe UI", sans-serif;
  --font-serif: "Iowan Old Style", "Palatino Linotype", serif;
  --bg: #f4f7f3;
  --bg-alt: #eaf0e9;
  --surface: #ffffff;
  --surface-soft: #f5f9f3;
  --text: #1e2720;
  --muted: #3f4e43;
  --accent: #0f766e;
  --accent-strong: #0e5f59;
  --accent-soft: #d6f3ee;
  --border: #cfdccc;
  --danger: #b42318;
  --live: #166534;
  --shadow: 0 10px 26px rgba(10, 35, 18, 0.08);
  --shadow-soft: 0 4px 12px rgba(10, 35, 18, 0.06);
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 18px;
  --focus-ring: 0 0 0 3px color-mix(in srgb, var(--accent) 32%, transparent);
  --transition-fast: 0.16s ease;
  --transition-mid: 0.28s cubic-bezier(0.22, 1, 0.36, 1);
  --transition-slow: 0.42s cubic-bezier(0.22, 1, 0.36, 1);
}

html[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0d1513;
  --bg-alt: #17201d;
  --surface: #1b2522;
  --surface-soft: #202c28;
  --text: #e4efe7;
  --muted: #b8c7bb;
  --accent: #5eead4;
  --accent-strong: #2dd4bf;
  --accent-soft: rgba(45, 212, 191, 0.15);
  --border: #34453f;
  --danger: #fda29b;
  --live: #86efac;
  --shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-soft: 0 4px 12px rgba(0, 0, 0, 0.25);
  --focus-ring: 0 0 0 3px color-mix(in srgb, var(--accent) 36%, transparent);
}

html {
  scroll-behavior: smooth;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  color: var(--text);
  background:
    radial-gradient(circle at top right, rgba(15, 118, 110, 0.12), transparent 45%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-alt) 100%);
  line-height: 1.6;
  letter-spacing: 0.005em;
  min-height: 100vh;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

main {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

body.is-ready main {
  animation: page-enter 300ms cubic-bezier(0.22, 1, 0.36, 1);
}

body.is-leaving main {
  opacity: 0;
  transform: translateY(8px);
}

h1,
h2,
h3 {
  color: var(--text);
  line-height: 1.25;
  letter-spacing: 0.01em;
}

a {
  color: var(--accent-strong);
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
  transition: color var(--transition-fast), text-decoration-color var(--transition-fast);
}

a:hover,
a:focus-visible {
  color: var(--accent);
}

a:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
  border-radius: 6px;
}

.container {
  width: min(1120px, 92vw);
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--surface);
  color: var(--text);
  border: 2px solid var(--accent);
  padding: 0.5rem 0.75rem;
  z-index: 999;
}

.skip-link:focus {
  left: 0.75rem;
  top: 0.75rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(8px);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
  transition: background var(--transition-mid), border-color var(--transition-mid), box-shadow var(--transition-mid);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0;
}

.brand {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 700;
  line-height: 1.15;
  color: var(--text);
  text-decoration: none;
  transition: color var(--transition-mid), opacity var(--transition-mid);
}

.nav-list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  list-style: none;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  min-height: 2.25rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.35rem 0.85rem;
  cursor: pointer;
}

.nav-toggle:hover,
.nav-toggle:focus-visible {
  border-color: color-mix(in srgb, var(--accent) 38%, var(--border));
  box-shadow: var(--focus-ring);
  outline: none;
}

.nav-list a,
.theme-toggle,
.nav-details summary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text);
  min-height: 2.35rem;
  padding: 0.45rem 0.9rem;
  cursor: pointer;
  text-decoration: none;
  font-size: 0.93rem;
  font-weight: 600;
  transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.nav-list a:hover,
.nav-list a:focus-visible,
.theme-toggle:hover,
.theme-toggle:focus-visible,
.nav-details summary:hover,
.nav-details summary:focus-visible,
.nav-details summary.active,
.nav-list a.active {
  border-color: var(--border);
  background: var(--surface);
}

.nav-list a:active,
.theme-toggle:active,
.nav-details summary:active {
  transform: translateY(1px);
}

.nav-details {
  position: relative;
}

.nav-details::after {
  content: "";
  position: absolute;
  top: 100%;
  right: 0;
  width: 100%;
  height: 0.55rem;
  display: none;
}

.nav-details[open]::after {
  display: block;
}

.nav-details summary {
  list-style: none;
}

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

.dropdown-menu {
  position: absolute;
  right: 0;
  top: calc(100% + 0.15rem);
  width: min(320px, 84vw);
  max-height: 320px;
  overflow-y: auto;
  list-style: none;
  margin: 0;
  padding: 0.4rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  pointer-events: none;
  transition: opacity 0.15s ease, transform 0.15s ease, visibility 0.15s ease;
}

.nav-details[open] .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.dropdown-menu li a {
  width: 100%;
  border-radius: var(--radius-sm);
  display: block;
  padding: 0.48rem 0.62rem;
  font-weight: 500;
}

main {
  padding: 1.35rem 0 2.3rem;
}

.hero {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.35rem;
  background: var(--surface);
  box-shadow: var(--shadow);
  position: relative;
  overflow: clip;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(120deg, transparent 0%, color-mix(in srgb, var(--accent) 7%, transparent) 42%, transparent 78%);
  opacity: 0.65;
}

.hero h1 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
}

.hero p {
  margin: 0.5rem 0 1rem;
  color: var(--muted);
  max-width: 72ch;
}

.search-wrap {
  display: grid;
  gap: 0.35rem;
}

.search-wrap input {
  width: 100%;
  padding: 0.78rem 0.86rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-soft);
  color: var(--text);
  font: inherit;
}

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

.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.8rem;
}

.section-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.card-grid {
  display: grid;
  gap: 0.92rem;
}

.category-grid {
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
}

.calculator-grid {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.cluster-grid {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.cluster-card {
  display: grid;
  gap: 0.55rem;
}

.cluster-links {
  margin: 0;
  padding-left: 1.2rem;
  display: grid;
  gap: 0.25rem;
}

.hub-content h2 {
  margin-top: 1.25rem;
}

.hub-content h2:first-of-type {
  margin-top: 0;
}

.intent-list {
  margin: 0;
  padding-left: 1.2rem;
  display: grid;
  gap: 0.35rem;
}

.tool-link-cloud {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tool-link-cloud li a {
  display: inline-flex;
  align-items: center;
  border: 1px solid color-mix(in srgb, var(--accent) 22%, var(--border));
  border-radius: 999px;
  padding: 0.32rem 0.72rem;
  background: color-mix(in srgb, var(--surface-soft) 86%, var(--surface));
  text-decoration: none;
  font-weight: 600;
  color: var(--text);
}

.tool-link-cloud li a:hover,
.tool-link-cloud li a:focus-visible {
  border-color: color-mix(in srgb, var(--accent) 45%, var(--border));
  color: var(--accent-strong);
}

.related-hubs-list {
  margin: 0;
  padding-left: 1.2rem;
  display: grid;
  gap: 0.4rem;
}

.related-hubs-list li {
  display: grid;
  gap: 0.12rem;
}

.card {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem;
  background: var(--surface);
  box-shadow: var(--shadow-soft);
  position: relative;
  overflow: clip;
  transition: transform var(--transition-mid), box-shadow var(--transition-mid), border-color var(--transition-mid), background var(--transition-mid);
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent-soft) 30%, transparent), transparent 48%);
  opacity: 0;
  transition: opacity var(--transition-mid);
}

.card:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--accent) 24%, var(--border));
  box-shadow: 0 14px 30px rgba(10, 35, 18, 0.13);
}

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

.card h2,
.card h3 {
  margin: 0 0 0.3rem;
  font-size: 1.05rem;
}

.card p {
  margin: 0.35rem 0;
  color: var(--muted);
}

.meta {
  color: var(--muted);
  font-size: 0.92rem;
}

.badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.45rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.24rem 0.68rem;
  font-size: 0.82rem;
  background: var(--surface-soft);
  color: var(--text);
}

.badge-live {
  color: var(--live);
  border-color: color-mix(in srgb, var(--live) 30%, var(--border));
}

.search-empty {
  margin-top: 1rem;
  color: var(--muted);
}

.sitemap-hero {
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--accent-soft) 45%, var(--surface)) 0%, var(--surface) 100%);
}

.sitemap-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0 0 0.9rem;
}

.sitemap-stat {
  display: inline-flex;
  align-items: center;
  border: 1px solid color-mix(in srgb, var(--accent) 32%, var(--border));
  border-radius: 999px;
  padding: 0.3rem 0.72rem;
  font-size: 0.85rem;
  background: color-mix(in srgb, var(--accent-soft) 58%, var(--surface));
}

.sitemap-search {
  margin-top: 0.2rem;
}

.sitemap-grid {
  display: grid;
  gap: 0.8rem;
}

.sitemap-card {
  border-color: color-mix(in srgb, var(--border) 78%, var(--accent-soft));
}

.sitemap-card h2,
.sitemap-card h3 {
  margin: 0;
}

.sitemap-card-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.55rem;
}

.sitemap-list {
  list-style: none;
  margin: 0.8rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.sitemap-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--surface-soft) 92%, var(--surface));
  padding: 0.58rem 0.64rem;
}

.sitemap-item a {
  color: var(--text);
  font-weight: 600;
  text-decoration: none;
}

.sitemap-item a:hover,
.sitemap-item a:focus-visible {
  color: var(--accent-strong);
  text-decoration: underline;
}

.sitemap-item p {
  margin: 0.25rem 0 0;
  font-size: 0.9rem;
  color: var(--muted);
}

.sitemap-list-compact .sitemap-item p {
  display: none;
}

.sitemap-empty {
  text-align: center;
  border: 1px dashed var(--border);
  border-radius: 12px;
  padding: 0.75rem;
}

[data-sitemap-group][hidden] {
  display: none !important;
}

.breadcrumbs {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  font-size: 0.92rem;
  margin-bottom: 0.8rem;
}

.calculator-layout {
  display: grid;
  gap: 1.1rem;
}

.calculator-form {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem;
  background: linear-gradient(180deg, color-mix(in srgb, var(--surface) 94%, var(--accent-soft)), var(--surface));
  box-shadow: var(--shadow);
}

.form-fieldset {
  border: 0;
  margin: 0;
  padding: 0;
}

.form-fieldset legend {
  font-weight: 700;
  margin-bottom: 0.7rem;
  padding: 0;
}

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

.calculator-progress {
  margin-bottom: 0.95rem;
}

.calculator-progress-track {
  width: 100%;
  height: 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-soft) 88%, var(--surface));
  overflow: hidden;
}

.calculator-progress-bar {
  display: block;
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), color-mix(in srgb, var(--accent) 65%, #7dd3fc));
  transition: width 0.2s ease;
}

.calculator-progress-text {
  margin: 0.4rem 0 0;
  color: var(--muted);
  font-size: 0.85rem;
}

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

.form-grid .form-field {
  margin-bottom: 0;
}

.form-field {
  margin-bottom: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: linear-gradient(180deg, color-mix(in srgb, var(--surface-soft) 92%, transparent), var(--surface));
  padding: 0.8rem;
  transition: transform var(--transition-mid), border-color var(--transition-mid), box-shadow var(--transition-mid), background var(--transition-mid);
}

.form-field:hover {
  border-color: color-mix(in srgb, var(--accent) 28%, var(--border));
  transform: translateY(-2px);
  box-shadow: 0 9px 18px rgba(10, 35, 18, 0.1);
}

.form-field-number {
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent-soft) 42%, var(--surface-soft)), var(--surface));
}

.form-field label {
  display: inline-block;
  font-weight: 600;
  margin-bottom: 0.28rem;
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 0.68rem 0.72rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font: inherit;
  color: var(--text);
  background: var(--surface-soft);
}

.form-field input:focus-visible,
.form-field select:focus-visible,
.form-field textarea:focus-visible,
.search-wrap input:focus-visible,
.btn:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
  border-color: color-mix(in srgb, var(--accent) 50%, var(--border));
}

.error-message {
  display: block;
  min-height: 1.1rem;
  margin-top: 0.22rem;
  color: var(--danger);
  font-size: 0.84rem;
}

.number-control {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.55rem;
  align-items: center;
}

.field-value-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 64px;
  border-radius: 999px;
  padding: 0.35rem 0.62rem;
  font-size: 0.82rem;
  border: 1px solid color-mix(in srgb, var(--accent) 35%, var(--border));
  background: color-mix(in srgb, var(--accent-soft) 65%, var(--surface));
  color: var(--text);
}

.range-wrap {
  margin-top: 0.58rem;
}

.range-input {
  width: 100%;
  accent-color: var(--accent);
  cursor: pointer;
}

.range-scale {
  margin-top: 0.22rem;
  display: flex;
  justify-content: space-between;
  font-size: 0.72rem;
  color: var(--muted);
}

.form-error {
  margin: 0.4rem 0 0.85rem;
  color: var(--danger);
}

.button-row {
  display: flex;
  gap: 0.55rem;
  flex-wrap: wrap;
}

.btn {
  border-radius: var(--radius-sm);
  min-height: 2.45rem;
  padding: 0.62rem 1.02rem;
  font: inherit;
  border: 1px solid transparent;
  cursor: pointer;
  font-weight: 600;
  transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

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

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

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

.btn:disabled {
  cursor: not-allowed;
  opacity: 0.65;
}

.btn:active:not(:disabled) {
  transform: translateY(1px);
}

.result-panel {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem;
  background: var(--surface);
  align-self: start;
  box-shadow: var(--shadow);
}

.result-panel h2 {
  margin: 0 0 0.55rem;
  font-size: 1.1rem;
}

.result-box {
  border: 1px dashed var(--border);
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent-soft) 40%, var(--surface-soft)) 0%, var(--surface-soft) 100%);
  padding: 0.75rem;
  min-height: 100px;
  transition: border-color var(--transition-mid), box-shadow var(--transition-mid), transform var(--transition-mid), background var(--transition-mid);
}

.result-box p {
  margin: 0;
  color: var(--muted);
}

.result-box.is-updated {
  border-color: color-mix(in srgb, var(--accent) 42%, var(--border));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 16%, transparent);
  transform: translateY(-1px);
}

.result-lead {
  border: 1px solid color-mix(in srgb, var(--accent) 30%, var(--border));
  background: color-mix(in srgb, var(--accent-soft) 70%, var(--surface));
  border-radius: var(--radius-sm);
  padding: 0.55rem 0.65rem;
  font-weight: 700;
  margin-bottom: 0.55rem;
}

.result-list {
  margin: 0;
  padding-left: 1.15rem;
}

.result-list li {
  margin: 0.35rem 0;
}

.result-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin-top: 0.7rem;
}

.btn-small {
  min-height: 2.1rem;
  padding: 0.4rem 0.75rem;
  font-size: 0.86rem;
}

.result-feedback {
  margin: 0;
  color: var(--muted);
  font-size: 0.84rem;
}

.result-graphics {
  margin-top: 0.95rem;
  padding-top: 0.9rem;
  border-top: 1px solid var(--border);
  display: grid;
  gap: 0.65rem;
}

.result-graphics h3 {
  margin: 0;
  font-size: 0.96rem;
}

.result-sparkline {
  width: 100%;
  height: 132px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--accent-soft) 52%, var(--surface)) 0%, var(--surface) 100%);
  overflow: hidden;
}

.sparkline-axis {
  stroke: color-mix(in srgb, var(--accent) 24%, var(--border));
  stroke-width: 1;
}

.sparkline-area {
  fill: color-mix(in srgb, var(--accent-soft) 82%, transparent);
}

.sparkline-path {
  fill: none;
  stroke: var(--accent-strong);
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 420;
  stroke-dashoffset: 420;
  animation: sparkline-draw 0.7s ease forwards;
}

.sparkline-dot {
  fill: var(--accent);
  stroke: var(--surface);
  stroke-width: 1.5;
  opacity: 0;
  transform-origin: center;
  animation: sparkline-dot-in 0.35s ease forwards;
}

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

.result-chart-item {
  display: grid;
  gap: 0.24rem;
}

.result-chart-label-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
}

.result-chart-label {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text);
  min-width: 0;
}

.result-chart-value {
  font-size: 0.8rem;
  color: var(--muted);
  text-align: right;
  max-width: 56%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.result-chart-track {
  width: 100%;
  height: 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-soft) 90%, var(--surface));
  overflow: hidden;
}

.result-chart-fill {
  display: block;
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(
    90deg,
    color-mix(in srgb, var(--accent) 74%, var(--accent-strong)),
    color-mix(in srgb, var(--accent-soft) 45%, var(--accent))
  );
  transition: width 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}

.dynamic-insights {
  margin-top: 0.95rem;
  padding-top: 0.95rem;
  border-top: 1px solid var(--border);
  display: grid;
  gap: 0.75rem;
}

.dynamic-insights h3 {
  margin: 0;
  font-size: 0.98rem;
}

.dynamic-summary {
  display: grid;
  gap: 0.5rem;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
}

.dynamic-summary-card {
  border: 1px solid color-mix(in srgb, var(--accent) 30%, var(--border));
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--accent-soft) 62%, var(--surface));
  padding: 0.55rem 0.62rem;
}

.dynamic-summary-card h4 {
  margin: 0;
  font-size: 0.73rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.dynamic-summary-card p {
  margin: 0.18rem 0 0;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--text);
}

.dynamic-timeline {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.6rem;
  background: color-mix(in srgb, var(--surface-soft) 92%, var(--surface));
}

.dynamic-timeline-label {
  display: inline-block;
  font-size: 0.8rem;
  color: var(--muted);
}

.dynamic-timeline-range {
  width: 100%;
  margin-top: 0.32rem;
  accent-color: var(--accent);
}

.dynamic-timeline-caption {
  margin: 0.35rem 0 0;
  font-size: 0.86rem;
  color: var(--text);
  font-weight: 600;
}

.dynamic-timeline-bars {
  margin-top: 0.5rem;
  display: flex;
  align-items: flex-end;
  gap: 0.26rem;
  min-height: 82px;
  padding: 0.2rem 0;
}

.timeline-bar-btn {
  flex: 1;
  min-width: 10px;
  height: calc(var(--bar-height, 12) * 1%);
  min-height: 12px;
  border: 1px solid color-mix(in srgb, var(--accent) 20%, var(--border));
  border-radius: 8px 8px 3px 3px;
  background: color-mix(in srgb, var(--surface) 78%, var(--accent-soft));
  cursor: pointer;
  transition: transform var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast);
}

.timeline-bar-btn:hover,
.timeline-bar-btn:focus-visible {
  outline: none;
  border-color: color-mix(in srgb, var(--accent) 46%, var(--border));
  transform: translateY(-1px);
}

.timeline-bar-btn.is-active {
  background: linear-gradient(
    180deg,
    color-mix(in srgb, var(--accent) 68%, var(--accent-strong)),
    color-mix(in srgb, var(--accent-soft) 32%, var(--accent))
  );
}

.dynamic-timeline-details {
  list-style: none;
  margin: 0.5rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.3rem;
}

.dynamic-detail-item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.4rem 0.46rem;
  background: var(--surface);
}

.dynamic-detail-label {
  color: var(--muted);
  font-size: 0.8rem;
}

.dynamic-detail-value {
  color: var(--text);
  font-size: 0.82rem;
}

.dynamic-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
}

.dynamic-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 420px;
}

.dynamic-table th,
.dynamic-table td {
  text-align: left;
  padding: 0.45rem 0.5rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.82rem;
  vertical-align: top;
}

.dynamic-table th {
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--muted);
  background: color-mix(in srgb, var(--surface-soft) 88%, var(--surface));
}

.dynamic-table tbody tr:last-child td {
  border-bottom: 0;
}

.how-it-works {
  margin-top: 0.95rem;
  padding-top: 0.95rem;
  border-top: 1px solid var(--border);
}

.how-it-works p {
  margin: 0;
  color: var(--muted);
}

.content-section {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  padding: 1rem;
  box-shadow: var(--shadow-soft);
}

.content-section p {
  color: var(--muted);
  margin: 0.85rem 0 0;
}

.content-columns {
  display: grid;
  gap: 0.8rem;
}

.ad-slot-block {
  margin-top: 1.35rem;
}

.ad-slot {
  border: 1px dashed color-mix(in srgb, var(--accent) 28%, var(--border));
  border-radius: var(--radius-md);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--surface-soft) 92%, var(--surface)), var(--surface));
  padding: 0.8rem;
}

.ad-slot-badge {
  margin: 0 0 0.45rem;
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.18rem 0.58rem;
  font-size: 0.74rem;
  letter-spacing: 0.03em;
  color: var(--muted);
  text-transform: uppercase;
}

.ad-slot-inner {
  min-height: 110px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.9rem;
  display: grid;
  place-items: center;
  text-align: center;
  color: var(--muted);
  background: color-mix(in srgb, var(--surface) 90%, var(--accent-soft));
}

.ad-slot-top .ad-slot-inner {
  min-height: 110px;
}

.ad-slot-content .ad-slot-inner {
  min-height: 140px;
}

.ad-slot-bottom .ad-slot-inner {
  min-height: 120px;
}

.ad-slot-home .ad-slot-inner {
  min-height: 110px;
}

.ad-slot-home-mid .ad-slot-inner {
  min-height: 130px;
}

.ad-slot-lazy {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.ad-slot-lazy.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.disclaimer-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--surface) 94%, var(--surface-soft));
  padding: 1rem;
  box-shadow: var(--shadow-soft);
}

.disclaimer-card h2 {
  margin: 0 0 0.35rem;
}

.disclaimer-card p {
  margin: 0;
  color: var(--muted);
}

.info-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  padding: 1rem;
  box-shadow: var(--shadow-soft);
}

.info-card h2 {
  margin-top: 0;
}

.info-card ol,
.info-card ul {
  margin: 0;
  padding-left: 1.2rem;
}

.faq-section {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  padding: 1rem;
  box-shadow: var(--shadow-soft);
}

.faq-item {
  border-top: 1px solid var(--border);
  padding: 0.6rem 0;
}

.faq-item:first-of-type {
  border-top: 0;
}

.faq-item summary {
  cursor: pointer;
  font-weight: 600;
}

.faq-item summary:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
  border-radius: 6px;
}

.faq-item p {
  margin: 0.5rem 0 0;
  color: var(--muted);
}

.related-section {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  padding: 1rem;
  box-shadow: var(--shadow-soft);
}

.related-list {
  margin: 0;
  padding-left: 1.2rem;
  columns: 1;
}

.related-list li {
  margin: 0.35rem 0;
}

.related-meta {
  display: inline-block;
  margin-left: 0.35rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.related-meta a {
  color: inherit;
  font-weight: 600;
}

.text-live {
  color: var(--live);
}

.legal-content h2 {
  margin-top: 1.1rem;
}

.legal-content ul {
  margin: 0.5rem 0 0;
  padding-left: 1.2rem;
}

.contact-grid {
  display: grid;
  gap: 0.8rem;
}

.form-success {
  border: 1px solid color-mix(in srgb, var(--live) 35%, var(--border));
  background: color-mix(in srgb, var(--live) 12%, var(--surface));
  color: var(--text);
  border-radius: var(--radius-sm);
  padding: 0.6rem 0.7rem;
}

.cookie-banner {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1200;
  padding: 0.75rem;
  background: color-mix(in srgb, var(--bg) 82%, var(--surface));
  border-top: 1px solid var(--border);
  backdrop-filter: blur(8px);
  box-shadow: 0 -8px 24px rgba(10, 35, 18, 0.14);
}

.cookie-banner-inner {
  width: min(1100px, 92vw);
  margin-inline: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  justify-content: space-between;
}

.cookie-banner p {
  margin: 0;
  color: var(--text);
  max-width: 780px;
  font-size: 0.92rem;
}

.cookie-actions {
  display: inline-flex;
  gap: 0.5rem;
}

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

.not-found-box {
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
}

.performance-summary {
  display: grid;
  gap: 0.8rem;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.perf-stat {
  display: grid;
  gap: 0.2rem;
}

.perf-stat h2 {
  margin: 0;
  font-size: 0.95rem;
  color: var(--muted);
}

.perf-stat p {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text);
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
}

.metrics-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

.metrics-table th,
.metrics-table td {
  text-align: left;
  padding: 0.62rem 0.72rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.92rem;
  vertical-align: top;
}

.metrics-table th {
  font-size: 0.84rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--muted);
  background: color-mix(in srgb, var(--surface-soft) 85%, var(--surface));
}

.metrics-table tbody tr:last-child td {
  border-bottom: 0;
}

.site-footer {
  border-top: 1px solid var(--border);
  margin-top: 2rem;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
}

body.is-ready .site-header {
  animation: fade-slide-in 420ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

body.is-ready .hero {
  animation: fade-slide-in 520ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.reveal-item {
  opacity: 0;
  transform: translateY(14px);
  will-change: opacity, transform;
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-item.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 {
  transition-delay: 40ms;
}

.reveal-delay-2 {
  transition-delay: 80ms;
}

.reveal-delay-3 {
  transition-delay: 120ms;
}

@keyframes fade-slide-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes page-enter {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes sparkline-draw {
  to {
    stroke-dashoffset: 0;
  }
}

@keyframes sparkline-dot-in {
  from {
    opacity: 0;
    transform: scale(0.5);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.footer-wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  padding: 1rem 0 1.5rem;
}

.footer-wrap p {
  margin: 0;
  color: var(--muted);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 0;
  padding: 0;
}

.footer-links a {
  text-decoration: none;
  font-size: 0.94rem;
  color: var(--muted);
}

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

@media (max-width: 860px) {
  .nav-wrap {
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .primary-nav {
    width: 100%;
    display: none;
  }

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

  .nav-list {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0.45rem;
    margin-top: 0.55rem;
  }

  .nav-list li {
    display: flex;
    width: 100%;
  }

  .nav-list a,
  .theme-toggle,
  .nav-details summary {
    width: 100%;
  }

  .nav-details {
    width: 100%;
  }

  .dropdown-menu {
    left: 0;
    right: auto;
    width: min(380px, 90vw);
  }

  .button-row .btn {
    flex: 1 1 180px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal-item {
    opacity: 1 !important;
    transform: none !important;
  }

  .sparkline-path,
  .sparkline-dot,
  .result-chart-fill {
    animation: none !important;
    transition: none !important;
  }
}

@media (min-width: 860px) {
  .calculator-layout {
    grid-template-columns: 1.3fr 0.9fr;
    align-items: start;
  }

  .result-panel {
    position: sticky;
    top: 5.4rem;
  }

  .hero {
    padding: 1.6rem;
  }

  .content-columns {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  }

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

  .form-grid .form-field-number {
    grid-column: 1 / -1;
  }

  .related-list {
    columns: 2;
  }

  .contact-grid {
    grid-template-columns: 1fr 1.4fr;
  }

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