:root {
  color-scheme: light;
  --bg: #f7f9fb;
  --surface: #ffffff;
  --text: #101522;
  --muted: #5c667a;
  --line: #dce3eb;
  --blue: #145cff;
  --blue-dark: #0b3db4;
  --green: #12a36f;
  --green-soft: #e7f8f0;
  --shadow: 0 24px 70px rgba(16, 21, 34, 0.12);
  --radius: 8px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
  padding: 0 48px;
  border-bottom: 1px solid rgba(220, 227, 235, 0.9);
  background: rgba(247, 249, 251, 0.92);
  backdrop-filter: blur(18px);
}

.brand,
.site-header nav,
.hero-actions,
.site-footer {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-size: 15px;
  font-weight: 760;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: var(--radius);
  background: var(--text);
  color: #fff;
  font-size: 12px;
  letter-spacing: 0;
}

.site-header nav {
  gap: 28px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 650;
}

.nav-action,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 760;
  cursor: pointer;
}

.nav-action,
.button.primary {
  background: var(--blue);
  color: #fff;
}

.nav-action:hover,
.button.primary:hover {
  background: var(--blue-dark);
}

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

.button.secondary:hover {
  border-color: #b6c3d4;
}

.section-band {
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #ffffff 0%, #f7f9fb 100%);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(360px, 0.9fr);
  gap: 56px;
  min-height: calc(100vh - 72px);
  padding: 88px 48px 64px;
}

.hero-copy {
  align-self: center;
  max-width: 780px;
}

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

h1 {
  margin-bottom: 26px;
  font-size: clamp(44px, 6vw, 82px);
  line-height: 0.95;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(32px, 4vw, 54px);
  line-height: 1;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 14px;
  font-size: 24px;
  line-height: 1.12;
  letter-spacing: 0;
}

p {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.65;
}

.hero-copy > p {
  max-width: 680px;
  margin-bottom: 30px;
  font-size: 20px;
}

.hero-actions {
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 38px;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  max-width: 720px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--line);
}

.hero-metrics div {
  padding: 18px;
  background: var(--surface);
}

.hero-metrics dt {
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 760;
  text-transform: uppercase;
}

.hero-metrics dd {
  margin: 0;
  color: var(--text);
  font-size: 18px;
  font-weight: 780;
}

.hero-panel {
  align-self: center;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.tracker-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 20px;
}

.tracker-header p {
  margin: 0;
  font-size: 14px;
  font-weight: 760;
  text-transform: uppercase;
}

.tracker-header strong {
  color: var(--green);
  font-size: 28px;
}

.progress {
  height: 10px;
  margin-bottom: 22px;
  overflow: hidden;
  border-radius: 999px;
  background: #edf2f7;
}

.progress span {
  display: block;
  height: 100%;
  background: var(--green);
}

.tracker-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.tracker-grid div,
.package-card,
.compliance-box {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.tracker-grid div {
  min-height: 106px;
  padding: 16px;
}

.tracker-grid span {
  display: block;
  min-height: 36px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.35;
}

.tracker-grid strong {
  display: block;
  margin-top: 12px;
  font-size: 20px;
}

.proof,
.audit-sample,
.packages,
.process,
.intake {
  padding: 86px 48px;
}

.section-heading {
  max-width: 820px;
  margin: 0 auto 46px;
  text-align: center;
}

.section-heading.compact {
  margin-bottom: 34px;
}

.proof-layout {
  display: grid;
  gap: 42px;
  max-width: 1180px;
  margin: 0 auto;
}

.case-row {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 50px;
  align-items: center;
  padding: 38px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.case-row.reverse {
  grid-template-columns: minmax(0, 1fr) 320px;
}

.case-row.reverse .device-frame {
  order: 2;
}

.device-frame {
  overflow: hidden;
  border: 10px solid #111827;
  border-radius: 34px;
  background: #111827;
  box-shadow: 0 20px 50px rgba(16, 21, 34, 0.22);
}

.device-frame img {
  aspect-ratio: 1320 / 2868;
  width: 100%;
  object-fit: cover;
}

.case-copy ul,
.package-card ul,
.deliverable-list {
  margin: 22px 0 0;
  padding-left: 20px;
  color: var(--muted);
  line-height: 1.7;
}

.audit-sample {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.sample-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr) minmax(0, 0.9fr);
  gap: 18px;
  max-width: 1180px;
  margin: 0 auto;
}

.sample-panel {
  min-height: 310px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fbfcfe;
}

.sample-panel span {
  display: block;
  margin-bottom: 18px;
  color: var(--green);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.sample-panel p,
.sample-panel li {
  font-size: 15px;
}

.package-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  max-width: 1180px;
  margin: 0 auto;
}

.package-card {
  display: flex;
  flex-direction: column;
  min-height: 420px;
  padding: 28px;
}

.package-card.featured {
  border-color: rgba(20, 92, 255, 0.45);
  box-shadow: var(--shadow);
}

.package-card p {
  min-height: 86px;
}

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

.timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0;
  list-style: none;
}

.timeline li {
  min-height: 260px;
  padding: 24px;
  border-top: 3px solid var(--blue);
  background: var(--surface);
}

.timeline span {
  display: block;
  margin-bottom: 26px;
  color: var(--green);
  font-size: 13px;
  font-weight: 800;
}

.timeline strong {
  display: block;
  margin-bottom: 12px;
  font-size: 22px;
}

.timeline p {
  font-size: 15px;
}

.intake {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(360px, 1fr);
  gap: 56px;
  align-items: start;
}

.intake-copy {
  max-width: 620px;
}

.compliance-box {
  margin-top: 28px;
  padding: 22px;
  background: var(--green-soft);
  border-color: rgba(18, 163, 111, 0.25);
}

.compliance-box strong {
  color: #08704c;
}

.compliance-box p {
  margin: 8px 0 0;
  font-size: 15px;
}

.buyer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.buyer-links a {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  font-size: 13px;
  font-weight: 750;
}

.buyer-links a:hover {
  border-color: #b6c3d4;
}

.intake-form {
  display: grid;
  gap: 18px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

label {
  display: grid;
  gap: 8px;
  color: var(--text);
  font-size: 14px;
  font-weight: 750;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid #bfccd9;
  border-radius: var(--radius);
  background: #fff;
  color: var(--text);
  font: inherit;
  font-size: 16px;
}

input,
select {
  height: 46px;
  padding: 0 12px;
}

textarea {
  resize: vertical;
  min-height: 124px;
  padding: 12px;
}

input:focus,
select:focus,
textarea:focus {
  outline: 3px solid rgba(20, 92, 255, 0.16);
  border-color: var(--blue);
}

.form-status {
  min-height: 24px;
  margin: 0;
  color: var(--green);
  font-size: 14px;
  font-weight: 750;
}

.site-footer {
  justify-content: center;
  gap: 24px;
  min-height: 86px;
  padding: 24px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}

.site-footer p {
  margin: 0;
  font-size: 14px;
  font-weight: 760;
}

@media (max-width: 980px) {
  .site-header {
    padding: 0 20px;
  }

  .site-header nav {
    display: none;
  }

  .hero,
  .intake {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 58px 20px 46px;
  }

  .proof,
  .audit-sample,
  .packages,
  .process,
  .intake {
    padding: 62px 20px;
  }

  .case-row,
  .case-row.reverse {
    grid-template-columns: 1fr;
  }

  .case-row.reverse .device-frame {
    order: 0;
  }

  .device-frame {
    max-width: 300px;
    margin: 0 auto;
  }

  .package-grid,
  .sample-grid,
  .timeline,
  .hero-metrics {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .site-header {
    min-height: 66px;
  }

  .brand span:last-child {
    max-width: 150px;
  }

  .nav-action {
    display: none;
  }

  h1 {
    font-size: 44px;
  }

  .hero-copy > p {
    font-size: 18px;
  }

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

  .case-row {
    padding: 22px;
  }

  .intake-form {
    padding: 22px;
  }
}