:root {
  color-scheme: light dark;
  --font-sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-serif: "Source Serif 4", Georgia, serif;
  --bg: #f7f9fc;
  --surface: #ffffff;
  --surface-muted: #edf2f8;
  --text: #111827;
  --text-muted: #526071;
  --border: #dce5ef;
  --blue: #4f7cff;
  --cyan: #00a6c8;
  --violet: #6d5cf5;
  --shadow: 0 24px 70px rgba(15, 23, 42, .08);
  --radius: 8px;
  --container: 1120px;
}

:root[data-theme="dark"] {
  --bg: #0b1020;
  --surface: #10182b;
  --surface-muted: #141f35;
  --text: #f4f7fb;
  --text-muted: #aab7ca;
  --border: #26344f;
  --blue: #4f7cff;
  --cyan: #00d4ff;
  --violet: #7a5cff;
  --shadow: 0 24px 70px rgba(0, 0, 0, .35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

body.modal-open {
  overflow: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(110deg, rgba(79, 124, 255, .08), transparent 28%),
    linear-gradient(210deg, rgba(0, 212, 255, .06), transparent 32%);
  opacity: .8;
  z-index: -1;
}

a {
  color: inherit;
  text-decoration-thickness: .08em;
  text-underline-offset: .18em;
}

img {
  max-width: 100%;
  display: block;
}

code {
  font: inherit;
  padding: .1rem .35rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface-muted);
}

:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--cyan) 80%, white);
  outline-offset: 3px;
}

.container {
  width: min(100% - 32px, var(--container));
  margin-inline: auto;
}

.narrow {
  max-width: 780px;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -48px;
  z-index: 10;
  padding: .75rem 1rem;
  background: var(--text);
  color: var(--bg);
  border-radius: var(--radius);
  transition: top .2s ease;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  border-bottom: 1px solid color-mix(in srgb, var(--border) 72%, transparent);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(18px);
}

.header-inner {
  min-height: 74px;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: .75rem;
  text-decoration: none;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  color: #fff;
  font-weight: 800;
  font-size: .78rem;
}

.brand-text {
  display: grid;
  line-height: 1.15;
}

.brand-text small {
  color: var(--text-muted);
  font-size: .78rem;
}

.site-nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: .35rem;
}

.site-nav a {
  padding: .55rem .7rem;
  border-radius: var(--radius);
  color: var(--text-muted);
  text-decoration: none;
  font-size: .94rem;
  font-weight: 600;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--text);
  background: var(--surface-muted);
}

.theme-toggle,
.nav-toggle {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  border-radius: var(--radius);
  cursor: pointer;
}

.theme-toggle {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
}

.theme-icon {
  width: 18px;
  height: 18px;
  border-radius: 999px;
  border: 2px solid currentColor;
  box-shadow: inset -6px -3px 0 0 currentColor;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  margin-left: auto;
  padding: 10px;
}

.nav-toggle span:not(.sr-only) {
  display: block;
  height: 2px;
  margin: 5px 0;
  background: var(--text);
}

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

.hero,
.page-hero {
  padding: clamp(4rem, 9vw, 8rem) 0 clamp(3rem, 6vw, 5rem);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, .72fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.05;
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

h1 {
  max-width: 980px;
  font-size: clamp(2.45rem, 6vw, 5.7rem);
}

h2 {
  font-size: clamp(2rem, 4vw, 3.4rem);
}

h3 {
  font-size: clamp(1.2rem, 2vw, 1.55rem);
}

.article-body h2 {
  margin-top: 2.5rem;
  font-size: clamp(1.65rem, 3vw, 2.35rem);
}

.lead {
  max-width: 780px;
  margin: 1.25rem 0 0;
  color: var(--text-muted);
  font-size: clamp(1.12rem, 2vw, 1.35rem);
}

.eyebrow {
  margin: 0 0 .85rem;
  color: var(--cyan);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.price-pill {
  width: fit-content;
  margin: 0 0 1rem;
  padding: .38rem .72rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--cyan) 58%, var(--border));
  background: color-mix(in srgb, var(--cyan) 16%, var(--surface));
  color: var(--text);
  font-size: .82rem;
  font-weight: 900;
  display: inline-flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: .45rem;
}

.business-price,
.product-card .price-pill {
  border-color: color-mix(in srgb, var(--product-accent, var(--cyan)) 60%, var(--border));
  background: color-mix(in srgb, var(--product-accent, var(--cyan)) 18%, var(--surface));
}

.old-price {
  color: var(--text-muted);
  font-size: .78em;
  font-weight: 700;
  text-decoration: line-through;
  text-decoration-thickness: 2px;
  text-decoration-color: color-mix(in srgb, var(--product-accent, var(--cyan)) 75%, var(--text));
}

.current-price {
  color: var(--text);
  font-weight: 900;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem;
  margin-top: 2rem;
}

.button {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: .78rem 1rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  text-decoration: none;
  font-weight: 800;
  font: inherit;
  cursor: pointer;
}

.button.primary {
  border-color: transparent;
  background: var(--blue);
  color: #fff;
}

.button.secondary {
  background: var(--surface);
  color: var(--text);
}

.button.accent {
  border-color: color-mix(in srgb, var(--product-accent, var(--cyan)) 64%, var(--border));
  background: color-mix(in srgb, var(--product-accent, var(--cyan)) 18%, var(--surface));
  color: var(--text);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--product-accent, var(--cyan)) 18%, transparent);
}

.button:hover,
.text-link:hover {
  transform: translateY(-1px);
}

.text-link {
  color: var(--blue);
  font-weight: 800;
}

.text-button {
  color: var(--blue);
  text-decoration: none;
}

.hero-visual {
  position: relative;
  padding: .75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.hero-visual img {
  width: 100%;
  border-radius: 6px;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center top;
  background: var(--surface-muted);
}

.signal-card {
  position: absolute;
  left: -18px;
  bottom: 24px;
  width: min(250px, 72%);
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--surface) 94%, transparent);
  box-shadow: var(--shadow);
}

.signal-card strong {
  display: block;
  font-size: 1.8rem;
}

.signal-card span {
  color: var(--text-muted);
  font-size: .92rem;
}

.section {
  padding: clamp(3.25rem, 7vw, 6rem) 0;
}

.muted {
  background: color-mix(in srgb, var(--surface-muted) 70%, transparent);
  border-block: 1px solid var(--border);
}

.proof-grid,
.method-grid,
.card-grid,
.contact-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.proof-card,
.method-grid article,
.card,
.listing-card,
.contact-card,
.detail-aside {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: 0 12px 34px rgba(15, 23, 42, .05);
}

.proof-card {
  min-height: 150px;
  padding: 1.2rem;
  display: grid;
  align-content: space-between;
}

.proof-card strong {
  font-size: clamp(1.4rem, 3vw, 2.15rem);
}

.proof-card span,
.card p,
.listing-card p,
.contact-card p,
.method-grid p,
.detail-aside p,
.article-meta,
.footer-note {
  color: var(--text-muted);
}

.two-col {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(0, 1fr);
  gap: clamp(2rem, 6vw, 5rem);
}

.stack > * + * {
  margin-top: 1rem;
}

.check-list {
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 1.6rem;
  margin: .7rem 0;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62rem;
  width: .55rem;
  height: .55rem;
  background: var(--cyan);
  border-radius: 50%;
}

.section-heading {
  max-width: 780px;
  margin-bottom: 2rem;
}

.section-heading.centered {
  margin-inline: auto;
  text-align: center;
}

.row-heading {
  max-width: none;
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 1rem;
}

.method-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.method-grid article,
.card,
.contact-card {
  padding: clamp(1.25rem, 3vw, 1.75rem);
}

.method-grid span {
  display: inline-flex;
  margin-bottom: 2rem;
  color: var(--cyan);
  font-weight: 800;
}

.card-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.knowledge-grid {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
}

.knowledge-card {
  min-height: 300px;
  display: flex;
  flex-direction: column;
}

.card-visual {
  min-height: 92px;
  margin: -0.25rem -0.25rem 1.25rem;
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--blue) 22%, transparent), transparent 60%),
    var(--surface-muted);
  color: var(--text);
  font-weight: 900;
}

.card-cover {
  width: 100%;
  aspect-ratio: 16 / 10;
  margin: -0.25rem -0.25rem 1.25rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  object-fit: cover;
  background: var(--surface-muted);
}

.material-visual {
  font-size: 1.55rem;
}

.product-visual {
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--product-accent, var(--blue)) 34%, transparent), transparent 62%),
    color-mix(in srgb, var(--product-accent, var(--blue)) 10%, var(--surface));
  color: var(--text);
  font-size: 1.2rem;
  gap: .2rem;
  text-align: center;
}

.product-visual strong {
  font-size: 1.45rem;
  line-height: 1;
}

.knowledge-card h2 {
  font-size: clamp(1.45rem, 2.4vw, 2rem);
  line-height: 1.08;
}

.clickable-card {
  position: relative;
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.clickable-card:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--cyan) 42%, var(--border));
  box-shadow: 0 18px 45px rgba(15, 23, 42, .08);
}

.card-hit {
  position: absolute;
  inset: 0;
  z-index: 1;
  border-radius: inherit;
  text-decoration: none;
}

.clickable-card a:not(.card-hit),
.clickable-card .button,
.clickable-card .card-more {
  position: relative;
  z-index: 2;
}

.card-more {
  margin-top: auto;
  font-weight: 900;
}

.knowledge-card .button {
  margin-top: auto;
}

.premium-grid {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 270px), 1fr));
}

.product-card {
  min-height: 330px;
  display: flex;
  flex-direction: column;
  border-top: 4px solid var(--product-accent, var(--blue));
}

.product-card h2 {
  font-size: clamp(1.45rem, 2.4vw, 2rem);
}

.product-card .button {
  margin-top: auto;
}

.locked-card {
  opacity: .72;
}

.locked-card h2,
.locked-card p:not(.eyebrow):not(.soon-label) {
  filter: blur(3px);
}

.centered-grid {
  justify-content: center;
}

.two-card-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-width: 760px;
  margin-inline: auto;
}

.service-card {
  min-height: 320px;
  display: flex;
  flex-direction: column;
}

.service-card .button {
  margin-top: auto;
}

.card a,
.listing-card a,
.post-preview a {
  text-decoration: none;
}

.listing-grid,
.blog-list {
  display: grid;
  gap: 1rem;
}

.listing-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem;
  align-items: center;
  padding: clamp(1.25rem, 3vw, 2rem);
}

.article-header {
  padding: clamp(3.5rem, 8vw, 6rem) 0 2rem;
}

.article-body {
  font-size: 1.08rem;
}

.article-body p,
.article-body ul {
  color: var(--text-muted);
}

.article-body p {
  margin: 1rem 0;
}

.article-body li {
  margin: .55rem 0;
}

.article-callout {
  margin: 1.6rem 0;
  padding: clamp(1rem, 3vw, 1.35rem);
  border: 1px solid color-mix(in srgb, var(--cyan) 38%, var(--border));
  border-left: 4px solid var(--cyan);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--cyan) 12%, transparent), transparent 62%),
    var(--surface);
  box-shadow: 0 14px 36px rgba(15, 23, 42, .06);
}

.article-callout p,
.article-callout ul {
  color: var(--text) !important;
}

.article-callout p:first-child {
  margin-top: 0;
}

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

.text-highlight {
  padding: .08rem .28rem;
  border-radius: 5px;
  background: color-mix(in srgb, var(--cyan) 16%, transparent);
  color: var(--text);
  font-weight: 800;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: .85rem;
  margin-top: 1.25rem;
  font-size: .94rem;
}

.back-link {
  display: inline-flex;
  margin-bottom: 1.5rem;
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 700;
}

.detail-grid {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4rem);
  padding-bottom: clamp(3rem, 6vw, 5rem);
}

.detail-aside {
  align-self: start;
  position: sticky;
  top: 100px;
  padding: 1.25rem;
}

.price {
  color: var(--text) !important;
  font-size: 1.8rem;
  font-weight: 800;
}

.product-preview-modal[hidden] {
  display: none;
}

.product-preview-modal {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  place-items: center;
  padding: 1rem;
}

.product-preview-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(7, 12, 24, .68);
  backdrop-filter: blur(10px);
}

.product-preview-dialog {
  position: relative;
  width: min(100%, 920px);
  max-height: min(92vh, 900px);
  overflow: auto;
  padding: clamp(1rem, 3vw, 1.6rem);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: 0 30px 90px rgba(0, 0, 0, .28);
}

.product-preview-close {
  position: absolute;
  right: .85rem;
  top: .85rem;
  width: 42px;
  height: 42px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-muted);
  color: var(--text);
  font-size: 1.55rem;
  line-height: 1;
  cursor: pointer;
}

.product-preview-copy {
  max-width: 680px;
  padding-right: 3rem;
}

.product-preview-copy h2 {
  margin: .35rem 0 .5rem;
  font-size: clamp(1.55rem, 3vw, 2.4rem);
}

.product-preview-copy p:last-child {
  color: var(--text-muted);
}

.product-preview-slider {
  margin-top: 1rem;
}

.product-preview-slide {
  display: none;
  margin: 0;
}

.product-preview-slide.is-active {
  display: grid;
  gap: .85rem;
}

.product-preview-slide img {
  width: 100%;
  max-height: 58vh;
  object-fit: contain;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-muted);
}

.product-preview-slide figcaption {
  display: grid;
  gap: .25rem;
  color: var(--text-muted);
}

.product-preview-slide figcaption strong {
  color: var(--text);
}

.product-preview-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .8rem;
  margin-top: 1rem;
}

.product-preview-controls span {
  min-width: 4.5rem;
  color: var(--text-muted);
  font-weight: 800;
  text-align: center;
}

.product-preview-actions {
  margin-top: 1.25rem;
}

.post-preview {
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

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

.soon-panel {
  max-width: 820px;
  margin: 0 auto 2rem;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  text-align: center;
  box-shadow: var(--shadow);
}

.soon-panel p:last-child {
  color: var(--text-muted);
}

.soon-card {
  position: relative;
  overflow: hidden;
}

.soon-label {
  display: inline-flex;
  margin: .5rem 0 1rem;
  padding: .35rem .7rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-muted);
  color: var(--text);
  font-weight: 800;
}

.blurred-content {
  filter: blur(4px);
  opacity: .48;
  pointer-events: none;
  user-select: none;
}

.related-materials {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.related-materials h2 {
  margin-bottom: 1rem;
  font-size: clamp(1.45rem, 3vw, 2rem);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .8rem;
}

.related-card {
  display: grid;
  gap: .2rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  text-decoration: none;
}

.related-card span {
  color: var(--cyan);
  font-size: .72rem;
  font-weight: 900;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.related-card strong {
  line-height: 1.2;
}

.experiment-article {
  display: grid;
  gap: 2rem;
}

.experiment-container {
  max-width: 1040px;
}

.experiment-lead {
  display: grid;
  gap: 1rem;
  padding: clamp(1.25rem, 3vw, 2rem);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.experiment-lead p {
  margin: 0;
  color: var(--text);
  font-size: clamp(1.12rem, 2vw, 1.35rem);
}

.metric-strip {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: .8rem;
}

.metric-strip div,
.feeling-lane,
.experiment-timeline article,
.final-insight {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: 0 12px 34px rgba(15, 23, 42, .05);
}

.metric-strip div {
  min-height: 116px;
  padding: 1rem;
  display: grid;
  align-content: space-between;
}

.metric-strip strong {
  font-size: clamp(1.1rem, 2vw, 1.45rem);
  line-height: 1.1;
}

.metric-strip span {
  color: var(--text-muted);
  font-size: .92rem;
}

.feeling-lane,
.final-insight {
  padding: clamp(1.25rem, 3vw, 2rem);
}

.feeling-lane ol {
  position: relative;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.feeling-lane ol::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: linear-gradient(var(--cyan), var(--violet));
}

.feeling-lane li {
  position: relative;
  display: grid;
  gap: .2rem;
  padding-left: 2rem;
  margin: 0 0 1.1rem;
}

.feeling-lane li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .35rem;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--cyan) 18%, transparent);
}

.feeling-lane li span {
  color: var(--text-muted);
}

.experiment-timeline {
  display: grid;
  gap: 1rem;
}

.experiment-timeline article {
  padding: clamp(1.25rem, 3vw, 2rem);
}

.experiment-timeline article.major {
  border-color: color-mix(in srgb, var(--violet) 58%, var(--border));
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--violet) 12%, transparent), transparent 70%),
    var(--surface);
}

.experiment-timeline time {
  display: inline-flex;
  margin-bottom: 1rem;
  padding: .35rem .75rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--cyan) 14%, var(--surface));
  color: var(--cyan);
  font-weight: 900;
}

.experiment-timeline h3 {
  margin-top: 2rem;
}

.highlight-box {
  display: grid;
  gap: .35rem;
  margin: 1.25rem 0;
  padding: 1rem;
  border-radius: var(--radius);
  border: 1px solid color-mix(in srgb, var(--cyan) 48%, var(--border));
  background: color-mix(in srgb, var(--cyan) 10%, var(--surface));
}

.highlight-box strong {
  font-size: 1.2rem;
}

.highlight-box span {
  color: var(--text-muted);
}

.cta-band {
  background: var(--text);
  color: var(--bg);
}

.cta-band .eyebrow {
  color: var(--cyan);
}

.cta-band p {
  color: color-mix(in srgb, var(--bg) 82%, transparent);
}

.cta-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: center;
}

.site-footer {
  padding: 2.5rem 0;
  border-top: 1px solid var(--border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem;
  align-items: center;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 700;
}

.footer-note {
  grid-column: 1 / -1;
  margin: .5rem 0 0;
  font-size: .92rem;
}

@media (max-width: 880px) {
  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    left: 16px;
    right: 16px;
    top: 74px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: .75rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: flex;
  }

  .hero-grid,
  .two-col,
  .detail-grid,
  .cta-inner,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 3.5rem;
  }

  .hero-copy {
    max-width: 760px;
  }

  .hero-visual {
    width: min(100%, 520px);
    margin-inline: auto;
  }

  .proof-grid,
  .card-grid,
  .method-grid,
  .contact-grid,
  .metric-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .listing-card {
    grid-template-columns: 1fr;
  }

  .detail-aside {
    position: static;
  }
}

@media (max-width: 560px) {
  .container {
    width: min(100% - 24px, var(--container));
  }

  .brand-text small {
    display: none;
  }

  h1 {
    font-size: clamp(2.15rem, 12vw, 3rem);
  }

  h2 {
    font-size: clamp(1.65rem, 9vw, 2.2rem);
  }

  .lead {
    font-size: 1.05rem;
  }

  .header-inner {
    min-height: 66px;
  }

  .site-nav {
    top: 66px;
  }

  .proof-grid,
  .card-grid,
  .method-grid,
  .contact-grid,
  .metric-strip {
    grid-template-columns: 1fr;
  }

  .two-card-grid {
    grid-template-columns: 1fr;
    max-width: none;
  }

  .row-heading {
    display: block;
  }

  .signal-card {
    position: static;
    width: auto;
    margin-top: 1rem;
  }

  .signal-card strong {
    font-size: 1.35rem;
  }

  .hero-visual img {
    aspect-ratio: 1 / 1.18;
  }

  .button {
    width: 100%;
  }

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

  .site-footer {
    text-align: left;
  }

  .footer-links {
    justify-content: flex-start;
  }
}