:root {
  --bg: #f4f7fc;
  --surface: #ffffff;
  --surface-soft: #f8fbff;
  --surface-alt: #eef4ff;
  --surface-dark: #0f172a;
  --surface-dark-2: #182543;
  --text: #0f172a;
  --muted: #5d6a80;
  --line: rgba(15, 23, 42, 0.08);
  --line-strong: rgba(15, 23, 42, 0.14);
  --primary: #2f66ff;
  --primary-dark: #1d4ed8;
  --primary-soft: rgba(47, 102, 255, 0.08);
  --radius-xl: 34px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 14px;
  --shadow-lg: 0 30px 80px rgba(15, 23, 42, 0.08);
  --shadow-md: 0 18px 42px rgba(15, 23, 42, 0.06);
  --shadow-sm: 0 10px 24px rgba(15, 23, 42, 0.05);
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body,
h1,
h2,
h3,
p,
ul {
  margin: 0;
}

body {
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(47, 102, 255, 0.08), transparent 28%),
    linear-gradient(180deg, #f8fbff 0%, #f3f6fb 100%);
}

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

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

.site-shell {
  min-height: 100vh;
}

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

.section {
  padding: 4.75rem 0;
}

.section-tight {
  padding-top: 0.75rem;
  padding-bottom: 4.75rem;
}

.section-alt {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.72) 0%, rgba(248, 251, 255, 0.96) 100%);
  border-top: 1px solid rgba(255, 255, 255, 0.9);
  border-bottom: 1px solid rgba(15, 23, 42, 0.04);
}

.section-heading {
  max-width: 920px;
  margin-bottom: 2.5rem;
}

.section-heading-wide {
  max-width: 980px;
}

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

.section-heading.centered p {
  max-width: 58ch;
  margin-inline: auto;
}

.section-heading p + p {
  margin-top: 0.95rem;
}

.section-tag,
.section-tag-light,
.eyebrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0.55rem 0.95rem;
  border-radius: 999px;
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-align: center;
}

.section-tag,
.eyebrow {
  background: var(--primary-soft);
  color: var(--primary-dark);
  border: 1px solid rgba(47, 102, 255, 0.12);
}

.section-tag-light {
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

h1,
h2 {
  letter-spacing: -0.055em;
  line-height: 0.94;
  text-wrap: balance;
}

h1 {
  margin-top: 1rem;
  font-size: clamp(2.9rem, 5vw, 5rem);
  max-width: 11ch;
}

h2 {
  margin-top: 1rem;
  font-size: clamp(2.3rem, 4.2vw, 4.1rem);
  max-width: 18ch;
}

.section-heading.centered h2 {
  margin-inline: auto;
}

h3 {
  font-size: 1.22rem;
  line-height: 1.24;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

p,
li,
summary,
.site-nav a,
.footer-links a {
  font-size: 1rem;
  line-height: 1.72;
  color: var(--muted);
}

.hero-subheading,
.section-heading p {
  font-size: 1.12rem;
}

.hero-subheading-compact {
  margin-top: 0.85rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0.92rem 1.35rem;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--primary) 0%, #4f7dff 100%);
  box-shadow: 0 16px 34px rgba(47, 102, 255, 0.22);
}

.button-primary:hover {
  box-shadow: 0 22px 40px rgba(47, 102, 255, 0.26);
}

.button-primary-solid {
  background: #fff;
  color: var(--surface-dark);
  box-shadow: none;
}

.button-sm {
  min-height: 42px;
  padding: 0.72rem 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  padding: 1rem 0;
  backdrop-filter: blur(14px);
  background: rgba(244, 247, 252, 0.82);
  border-bottom: 1px solid rgba(255, 255, 255, 0.72);
}

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

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  font-weight: 800;
  color: var(--text);
}

.brand img {
  width: 40px;
  height: 40px;
  border-radius: 12px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.site-nav a {
  font-size: 0.97rem;
  font-weight: 600;
  transition: color 0.18s ease;
}

.site-nav a:hover,
.footer-links a:hover {
  color: var(--primary-dark);
}

.hero {
  padding-top: 4rem;
  padding-bottom: 4.5rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.96fr) minmax(0, 1.04fr);
  gap: 3rem;
  align-items: center;
}

.hero-copy {
  max-width: 640px;
}

.hero-subheading {
  margin-top: 1.15rem;
  max-width: 56ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.9rem;
}

.hero-visual {
  display: grid;
  gap: 1rem;
}

.hero-media {
  padding: 1rem;
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, #ffffff 0%, #f9fbff 100%);
  border: 1px solid rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow-lg);
}

.hero-media img {
  width: 100%;
  height: auto;
  border-radius: 26px;
}

#why-diy,
#why-us {
  padding-top: 4.25rem;
  padding-bottom: 4.25rem;
}

#why-diy .section-heading,
#why-us .section-heading {
  margin-bottom: 0;
}

#why-diy h2,
#why-us h2 {
  max-width: 14ch;
}

#results h2 {
  max-width: 11ch;
}

#who-its-for h2 {
  max-width: 14ch;
}

#pilot h2 {
  max-width: 10ch;
}

.steps-grid,
.results-grid,
.audience-grid {
  display: grid;
  gap: 1.35rem;
}

.steps-grid-four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.results-grid-five {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

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

.result-card,
.audience-card,
.step-card,
.pilot-card,
.faq-list details {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow-md);
}

.card-label,
.step-number {
  display: inline-block;
  margin-bottom: 0.75rem;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary-dark);
  line-height: 1.25;
}

.step-card {
  position: relative;
  overflow: hidden;
  padding: 1.7rem;
  border-radius: var(--radius-lg);
  display: grid;
  gap: 0.9rem;
  align-content: start;
}

.step-card::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), rgba(47, 102, 255, 0.2));
}

.step-card p {
  font-size: 0.98rem;
  line-height: 1.7;
}

.result-card {
  padding: 1.6rem;
  border-radius: var(--radius-lg);
  display: grid;
  gap: 0.45rem;
  align-content: start;
}

.result-card p {
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.7;
}

.audience-card {
  padding: 1.6rem;
  border-radius: var(--radius-lg);
  display: grid;
  gap: 0.8rem;
  align-content: start;
}

.audience-card p {
  font-size: 0.98rem;
}

.pilot-section {
  background: linear-gradient(135deg, #0f172a 0%, #17233d 55%, #2649a4 100%);
  color: #fff;
}

.pilot-section h2,
.pilot-section h3,
.pilot-points strong {
  color: #fff;
}

.pilot-section p,
.pilot-section li,
.pilot-points span {
  color: rgba(255, 255, 255, 0.82);
}

.pilot-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 2.25rem;
  align-items: center;
}

.pilot-copy {
  max-width: 560px;
}

.pilot-points {
  display: grid;
  gap: 0.85rem;
  margin-top: 1.5rem;
}

.pilot-points div {
  padding: 0.95rem 1rem;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.pilot-points strong,
.pilot-points span {
  display: block;
}

.pilot-points span {
  margin-top: 0.2rem;
}

.pilot-card {
  padding: 1.75rem;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: none;
  backdrop-filter: blur(12px);
}

.pilot-card h3 {
  margin-bottom: 1rem;
}

.pilot-card ul {
  display: grid;
  gap: 0.9rem;
  padding-left: 1.2rem;
  margin-bottom: 1.5rem;
}

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

.faq-list {
  display: grid;
  gap: 1rem;
}

.faq-list details {
  padding: 1.2rem 1.25rem;
  border-radius: 18px;
}

.faq-list summary {
  list-style: none;
  cursor: pointer;
  font-weight: 700;
  color: var(--text);
}

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

.faq-list details p {
  margin-top: 0.85rem;
}

.site-footer {
  padding: 1.5rem 0 2.4rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(15, 23, 42, 0.08);
}

.footer-inner-simple {
  align-items: flex-start;
}

.footer-brand {
  font-size: 1.08rem;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 0.35rem;
}

.footer-links {
  display: grid;
  gap: 0.35rem;
  justify-items: end;
}

@media (max-width: 1240px) {
  .results-grid-five {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 1160px) {
  .steps-grid-four {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 1080px) {
  .hero-grid,
  .pilot-layout {
    grid-template-columns: 1fr;
  }

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

  .hero-copy {
    max-width: 100%;
  }
}

@media (max-width: 820px) {
  .site-nav {
    display: none;
  }

  .hero {
    padding-top: 3rem;
  }

  .steps-grid-four,
  .results-grid-five,
  .audience-grid {
    grid-template-columns: 1fr;
  }

  .hero-actions {
    width: 100%;
  }

  .button,
  .button-primary {
    width: 100%;
  }

  h1 {
    max-width: 100%;
  }

  h2,
  #why-diy h2,
  #why-us h2,
  #results h2,
  #who-its-for h2,
  #pilot h2 {
    max-width: 100%;
  }

  .footer-inner {
    flex-direction: column;
  }

  .footer-links {
    justify-items: start;
  }
}

@media (max-width: 560px) {
  .section {
    padding: 4rem 0;
  }

  .section-tight,
  #why-diy,
  #why-us {
    padding-top: 0.5rem;
    padding-bottom: 4rem;
  }

  .container {
    width: min(var(--max-width), calc(100% - 1.25rem));
  }

  .header-inner {
    gap: 0.8rem;
  }

  .brand span {
    font-size: 0.95rem;
  }

  .button-sm {
    width: auto;
    min-height: 40px;
    padding-inline: 0.95rem;
  }

  .step-card,
  .result-card,
  .audience-card,
  .pilot-card {
    padding: 1.2rem;
  }

  .hero-media {
    padding: 0.8rem;
  }

  .hero-actions .button {
    width: 100%;
  }

  .hero-subheading,
  .section-heading p {
    font-size: 1.04rem;
  }
}