:root {
  --page: #ffffff;
  --surface: #f4f4f4;
  --surface-raised: #ffffff;
  --text: #0a0a0a;
  --muted: #717784;
  --subtle: #d7dae1;
  --accent: #2563c9;
  --accent-deep: #0f2f63;
  --accent-teal: #0b6e97;
  --accent-ink: #ffffff;
  --line: #e6e8ec;
  --radius: 1.5rem;
  --radius-sm: 0.75rem;
  --rail-w: 280px;
  --content-max: 1280px;
  --section-space: clamp(4rem, 8vw, 7rem);
  --font-display: "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif;
  --font-body: "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  margin: 0;
  min-width: 0;
  overflow-x: hidden;
  line-height: 1.6;
  font-family: var(--font-body);
  background: var(--page);
  color: var(--text);
}

body,
button,
input,
select,
textarea {
  font: inherit;
}

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

img,
svg,
video,
canvas,
iframe {
  display: block;
  max-width: 100%;
  height: auto;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 4.8vw, 4.25rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
  margin-bottom: 1.25rem;
  font-weight: 800;
}

h2 {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 3.2vw, 3rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 0.85rem;
  font-weight: 800;
}

h3 {
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 1.6vw, 1.35rem);
  line-height: 1.25;
  font-weight: 700;
}

p {
  color: var(--muted);
}

.visually-hidden-defs {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
  pointer-events: none;
}

.page-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.page-main {
  min-width: 0;
}

.site-chrome {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--page) 92%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  width: min(var(--content-max), calc(100% - 2rem));
  margin: 0 auto;
  min-height: 64px;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 800;
  font-size: 1rem;
  white-space: nowrap;
  min-width: 0;
}

.brand-logo {
  display: block;
  width: 38px;
  height: 38px;
  max-width: 64px;
  max-height: 64px;
  border-radius: 10px;
  object-fit: contain;
  overflow: hidden;
  flex: 0 0 auto;
}

.brand-logo svg {
  width: 100%;
  height: 100%;
}

.brand small {
  display: block;
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--muted);
}

.site-nav {
  display: flex;
  gap: 0.35rem;
  margin-left: auto;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.site-nav a {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--muted);
  padding: 0.45rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  white-space: nowrap;
  background: var(--surface-raised);
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.site-nav a:hover {
  color: var(--text);
  border-color: var(--accent);
}

.header-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.82rem 1.25rem;
  border: 1px solid var(--accent);
  border-radius: var(--radius-sm);
  font-weight: 800;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.header-cta {
  flex: 0 0 auto;
  white-space: nowrap;
}

.header-cta,
.button-primary {
  background: var(--accent);
  color: var(--accent-ink);
}

.button-secondary {
  background: var(--surface-raised);
  border-color: color-mix(in srgb, var(--text) 18%, transparent);
  color: var(--text);
}

.button:hover,
.header-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 24px color-mix(in srgb, var(--accent) 22%, transparent);
}

.section-inner {
  width: min(var(--content-max), calc(100% - 2rem));
  margin: 0 auto;
}

.section {
  padding: var(--section-space) 0;
  position: relative;
}

.section-kicker,
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-weight: 800;
  margin-bottom: 1rem;
  color: var(--accent-teal);
}

.section-kicker::before,
.eyebrow::before {
  content: "";
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--accent);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 2.25rem;
}

.section-heading > p {
  font-size: 1.05rem;
}

.lead {
  font-size: clamp(1.02rem, 1.5vw, 1.22rem);
  max-width: 640px;
  color: color-mix(in srgb, var(--text) 72%, var(--muted));
}

.fact-disclaimer {
  font-size: 0.78rem !important;
  padding: 0.65rem 0.85rem;
  border-left: 3px solid var(--accent);
  background: color-mix(in srgb, var(--accent) 8%, transparent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.hero {
  padding: clamp(2.5rem, 6vw, 5rem) 0 var(--section-space);
  background:
    radial-gradient(circle at 88% 8%, color-mix(in srgb, var(--accent) 10%, transparent), transparent 42%),
    linear-gradient(180deg, var(--page), color-mix(in srgb, var(--surface) 70%, var(--page)));
}

.hero-stage {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: center;
}

.hero-copy {
  min-width: 0;
}

.hero-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin: 1.75rem 0 1rem;
}

.geo-line {
  font-size: 0.82rem;
  color: var(--muted);
  font-weight: 600;
}

.hero-visual {
  overflow: hidden;
  width: 100%;
  min-height: clamp(240px, 34vw, 420px);
  aspect-ratio: 3 / 2;
  border-radius: var(--radius);
  border: 1px solid color-mix(in srgb, var(--accent) 28%, var(--line));
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--accent-deep) 8%, var(--surface)), var(--surface-raised));
  box-shadow: 0 24px 64px color-mix(in srgb, var(--accent-deep) 10%, transparent);
}

.stats-band {
  background: var(--accent-deep);
  color: var(--accent-ink);
  padding: clamp(2rem, 4vw, 3rem) 0;
}

.stats-band h2,
.stats-band p,
.stats-band .stat span,
.stats-band .stat strong {
  color: var(--accent-ink);
}

.stats-band p {
  color: color-mix(in srgb, var(--accent-ink) 78%, transparent);
}

.stats-band .fact-disclaimer {
  border-left-color: color-mix(in srgb, var(--accent-ink) 60%, transparent);
  background: color-mix(in srgb, var(--accent-ink) 8%, transparent);
  color: color-mix(in srgb, var(--accent-ink) 86%, transparent) !important;
}

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

.stat {
  padding: 1.25rem 1rem;
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--accent-ink) 6%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent-ink) 14%, transparent);
}

.stat strong {
  display: block;
  font-size: 2rem;
  line-height: 1;
  margin-bottom: 0.35rem;
}

.stat span {
  font-weight: 700;
  display: block;
  margin-bottom: 0.45rem;
}

.stat p {
  font-size: 0.82rem;
  margin: 0;
}

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

.card {
  min-width: 0;
  padding: 1.45rem;
  border-radius: var(--radius);
  background: var(--surface-raised);
  border: 1px solid var(--line);
  box-shadow: 0 10px 30px color-mix(in srgb, var(--accent-deep) 4%, transparent);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.card:hover {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--accent) 35%, var(--line));
  box-shadow: 0 16px 40px color-mix(in srgb, var(--accent) 12%, transparent);
}

.card p {
  margin-bottom: 0;
}

.card-icon,
.step-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: 1rem;
  color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 28%, transparent);
  background: color-mix(in srgb, var(--accent) 8%, transparent);
  border-radius: 12px;
}

.card-icon svg,
.step-icon svg {
  width: 28px;
  height: 28px;
  overflow: visible;
}

.card-label {
  display: block;
  color: var(--accent-teal);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 0.65rem;
  font-weight: 800;
}

.card small {
  display: block;
  color: var(--muted);
  margin-top: 0.45rem;
}

.process-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.85rem;
}

.process-list li {
  min-width: 0;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1.25rem 1.35rem;
  background: var(--surface-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  align-items: start;
}

.step-icon {
  margin-bottom: 0;
}

.geo-chips {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
}

.geo-chip {
  padding: 1.15rem 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface-raised);
}

.geo-chip strong,
.geo-chip span {
  display: block;
}

.geo-chip span {
  color: var(--muted);
  font-size: 0.85rem;
  margin-top: 0.45rem;
}

.guide-body {
  min-width: 0;
  display: grid;
  gap: 1rem;
}

.chapter {
  min-width: 0;
  padding: 1.25rem 1.35rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface-raised);
}

.chapter li {
  color: var(--muted);
  margin: 0.45rem 0;
}

.faq-list {
  max-width: 920px;
}

.faq-list details {
  border-bottom: 1px solid var(--line);
  padding: 1rem 0;
}

.faq-list summary {
  cursor: pointer;
  font-weight: 800;
  color: var(--text);
}

.faq-list p {
  padding-right: 1.5rem;
}

.forms-band {
  background: linear-gradient(180deg, var(--surface), var(--page));
}

.forms-band-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: start;
}

.contact-grid,
.calculator-grid {
  display: grid;
  gap: 1.25rem;
}

.contact-form,
.calculator-form {
  display: grid;
  gap: 1rem;
  background: var(--surface-raised);
  padding: 1.45rem;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: 0 16px 40px color-mix(in srgb, var(--accent-deep) 6%, transparent);
}

.contact-form label,
.calculator-form label {
  display: grid;
  gap: 0.35rem;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 600;
}

input,
select,
textarea {
  width: 100%;
  min-width: 0;
  border: 1px solid color-mix(in srgb, var(--text) 16%, transparent);
  background: var(--page);
  color: var(--text);
  padding: 0.82rem 0.9rem;
  border-radius: calc(var(--radius-sm) * 0.75);
}

textarea {
  min-height: 110px;
  resize: vertical;
}

output {
  font-size: 1.15rem;
  color: var(--accent);
  font-weight: 800;
}

.form-message {
  color: var(--accent);
  margin: 0;
}

.site-footer {
  padding: clamp(2.5rem, 5vw, 4rem) 0;
  background: var(--accent-deep);
  color: var(--accent-ink);
  border-top: 1px solid color-mix(in srgb, var(--accent-ink) 12%, transparent);
}

.site-footer p,
.site-footer a {
  color: color-mix(in srgb, var(--accent-ink) 78%, transparent);
}

.site-footer h3 {
  color: var(--accent-ink);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 2rem;
}

.footer-brand {
  font-size: 1.35rem;
  color: var(--accent-ink);
}

.section-alt {
  background: color-mix(in srgb, var(--surface) 80%, var(--page));
}

@media (min-width: 1100px) {
  .page-shell {
    grid-template-columns: var(--rail-w) minmax(0, 1fr);
    align-items: start;
  }

  .site-chrome {
    position: sticky;
    top: 0;
    height: 100vh;
    width: auto;
    margin: 0;
    padding: 1.35rem 1.25rem;
    border-bottom: none;
    border-right: 1px solid var(--line);
    background: color-mix(in srgb, var(--page) 94%, var(--surface));
    flex-direction: column;
    align-items: stretch;
    gap: 1.25rem;
  }

  .site-chrome .brand {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.55rem;
  }

  .site-chrome .brand-logo {
    width: 56px;
    height: 56px;
  }

  .site-nav {
    flex-direction: column;
    margin-left: 0;
    flex: 1 1 auto;
    min-height: 0;
  }

  .site-nav a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-radius: var(--radius-sm);
    padding: 0.65rem 0.85rem;
    font-size: 0.78rem;
  }

  .site-chrome .header-cta {
    width: 100%;
    margin-top: auto;
  }

  .hero-stage {
    grid-template-columns: minmax(0, 0.95fr) minmax(320px, 1.05fr);
    gap: clamp(2rem, 4vw, 4rem);
  }

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

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

@media (min-width: 1440px) {
  :root {
    --rail-w: 300px;
    --content-max: 1360px;
  }

  .hero-stage {
    grid-template-columns: minmax(0, 1fr) minmax(420px, 1.1fr);
  }
}

@media (min-width: 1800px) {
  :root {
    --content-max: 1480px;
  }

  .page-shell {
    grid-template-columns: minmax(280px, 320px) minmax(0, 1fr);
  }

  .section-inner {
    width: min(var(--content-max), calc(100% - 3rem));
  }
}


@media (max-width: 900px) {
  .cards-grid,
  .geo-chips,
  .stats-grid,
  .forms-band-grid,
  .footer-grid,
  .process-list,
  .guide-body {
    grid-template-columns: 1fr;
  }

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

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

@media (max-width: 560px) {
  .section-inner,
  .site-chrome {
    width: min(100% - 1.5rem, var(--content-max));
  }

  .site-nav {
    display: none;
  }

  .header-cta {
    margin-left: auto;
    padding: 0.62rem 0.85rem;
  }

  .cards-grid,
  .stats-grid {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: clamp(2rem, 12vw, 3rem);
  }

  h2 {
    font-size: clamp(1.65rem, 8vw, 2.25rem);
  }

  .card {
    padding: 1.15rem;
  }
}

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

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .card:hover,
  .button:hover,
  .header-cta:hover {
    transform: none;
  }
}