:root {
  --ink: #172532;
  --muted: #5c6b78;
  --blue: #0f5f8d;
  --blue-dark: #0f3654;
  --accent: #d8873b;
  --line: #dbe5ec;
  --soft: #f3f7fa;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(20, 45, 64, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(90deg, rgba(15, 54, 84, 0.04) 1px, transparent 1px),
    linear-gradient(rgba(15, 54, 84, 0.035) 1px, transparent 1px),
    #fbfdfe;
  background-size: 44px 44px;
  font-family: "Aptos", "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.65;
}

a {
  color: inherit;
}

.site-header,
.site-footer,
.section,
.hero {
  width: min(1160px, calc(100% - 40px));
  margin-inline: auto;
}

.site-header {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(251, 253, 254, 0.88);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(219, 229, 236, 0.9);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--blue-dark);
  font-weight: 800;
  text-decoration: none;
  letter-spacing: 0;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  min-width: 48px;
  height: 36px;
  border-radius: 8px;
  color: var(--white);
  background: linear-gradient(135deg, var(--blue-dark), var(--blue));
  font-size: 14px;
}

.top-nav,
.site-footer nav {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-size: 15px;
}

.top-nav a,
.site-footer a {
  text-decoration: none;
}

.top-nav a:hover,
.site-footer a:hover {
  color: var(--blue);
}

.hero {
  min-height: calc(100vh - 76px);
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  align-items: center;
  gap: 54px;
  padding: 70px 0 54px;
}

.eyebrow,
.section-kicker {
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0 0 14px;
}

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

h1 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(3.5rem, 9vw, 7.5rem);
  line-height: 0.92;
  letter-spacing: 0;
  margin-bottom: 26px;
  color: var(--blue-dark);
}

h2 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2rem, 4vw, 3.75rem);
  line-height: 1.05;
  letter-spacing: 0;
  margin-bottom: 24px;
  color: var(--blue-dark);
}

h3 {
  font-size: 1.13rem;
  line-height: 1.25;
  margin-bottom: 12px;
}

.hero-subtitle {
  max-width: 760px;
  color: var(--ink);
  font-size: clamp(1.35rem, 3vw, 2rem);
  line-height: 1.25;
  font-weight: 700;
  margin-bottom: 22px;
}

.hero-text {
  max-width: 720px;
  color: var(--muted);
  font-size: 1.05rem;
}

.claim {
  display: inline-flex;
  padding: 10px 14px;
  border-left: 4px solid var(--accent);
  background: rgba(255, 255, 255, 0.75);
  color: var(--blue-dark);
  font-weight: 800;
  box-shadow: 0 12px 38px rgba(20, 45, 64, 0.07);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 18px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 13px 20px;
  border-radius: 8px;
  font-weight: 800;
  text-decoration: none;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

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

.button-primary {
  color: var(--white);
  background: var(--blue-dark);
  box-shadow: 0 18px 42px rgba(15, 54, 84, 0.24);
}

.button-primary:hover {
  background: #0b2b42;
}

.button-secondary {
  color: var(--blue-dark);
  background: var(--white);
  border: 1px solid var(--line);
}

.text-link {
  color: var(--blue-dark);
  font-weight: 800;
  text-decoration: underline;
  text-underline-offset: 5px;
}

.hero-panel {
  padding: 26px;
  border: 1px solid rgba(219, 229, 236, 0.9);
  border-radius: 8px;
  background:
    radial-gradient(circle at 20% 15%, rgba(216, 135, 59, 0.16), transparent 26%),
    linear-gradient(145deg, #ffffff, #eef5f8);
  box-shadow: var(--shadow);
}

.panel-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 22px;
}

.panel-grid > div,
.flow-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.82);
  padding: 20px;
}

.metric {
  display: block;
  color: var(--blue-dark);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 4rem;
  line-height: 1;
}

.metric-label {
  display: block;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.35;
  margin-top: 6px;
}

.flow-card {
  display: grid;
  gap: 11px;
  position: relative;
  overflow: hidden;
}

.flow-card::before {
  content: "";
  position: absolute;
  top: 32px;
  bottom: 32px;
  left: 28px;
  width: 2px;
  background: linear-gradient(var(--blue), var(--accent));
}

.flow-card span {
  display: block;
  position: relative;
  padding: 12px 14px 12px 38px;
  border-radius: 8px;
  background: #f7fafc;
  font-weight: 800;
}

.flow-card span::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 50%;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: var(--accent);
  transform: translateY(-50%);
}

.section {
  padding: 86px 0;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 56px;
  align-items: start;
}

.copy-stack {
  color: var(--muted);
}

.copy-stack p:last-child {
  margin-bottom: 0;
}

.highlight,
.quote {
  color: var(--blue-dark);
  font-weight: 800;
}

.founder-card,
.author-card,
.positioning,
.cta {
  border-radius: 8px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 20px 55px rgba(20, 45, 64, 0.08);
}

.founder-card {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 42px;
  padding: 44px;
}

.author-section {
  padding-top: 20px;
}

.author-card {
  display: grid;
  grid-template-columns: minmax(220px, 0.38fr) minmax(0, 1fr);
  gap: 34px;
  align-items: center;
  padding: 34px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.94), rgba(243, 247, 250, 0.92)),
    rgba(255, 255, 255, 0.9);
}

.author-card h2 {
  font-size: clamp(1.8rem, 3vw, 2.9rem);
  margin-bottom: 14px;
}

.book-tile {
  min-height: 260px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-radius: 8px;
  padding: 24px;
  color: var(--white);
  background:
    linear-gradient(145deg, rgba(216, 135, 59, 0.28), transparent 38%),
    linear-gradient(160deg, #0f3654, #0a2438);
  box-shadow: 0 24px 50px rgba(15, 54, 84, 0.2);
}

.book-label {
  width: fit-content;
  padding: 6px 10px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.12);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.book-tile strong {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 2.15rem;
  line-height: 1;
}

.book-tile small {
  color: rgba(255, 255, 255, 0.72);
  font-weight: 800;
}

.book-note {
  color: var(--accent);
  font-weight: 800;
  margin-bottom: 16px;
}

.is-disabled {
  opacity: 0.62;
  cursor: not-allowed;
}

.is-disabled:hover {
  transform: none;
}

.section-heading {
  max-width: 850px;
  margin-bottom: 34px;
}

.problem-grid,
.module-grid,
.audience-grid {
  display: grid;
  gap: 16px;
}

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

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

.mini-card,
.module-card,
.audience-grid article {
  min-height: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 12px 30px rgba(20, 45, 64, 0.06);
}

.mini-card {
  padding: 18px;
  color: var(--blue-dark);
  font-weight: 750;
  line-height: 1.42;
}

.module-card {
  padding: 26px;
}

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

.featured-module {
  grid-column: span 2;
  background:
    linear-gradient(135deg, rgba(216, 135, 59, 0.12), transparent 42%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.98), rgba(243, 247, 250, 0.94));
  border-color: rgba(15, 95, 141, 0.32);
}

.featured-module h3 {
  font-size: 1.42rem;
}

.icon {
  display: inline-grid;
  place-items: center;
  width: 46px;
  height: 46px;
  margin-bottom: 18px;
  border-radius: 8px;
  color: var(--white);
  background: linear-gradient(135deg, var(--blue-dark), var(--blue));
  font-size: 0.8rem;
  font-weight: 900;
}

.positioning {
  padding: 44px;
}

.quote {
  position: relative;
  padding: 20px 22px;
  border-left: 4px solid var(--accent);
  background: var(--soft);
}

.audience-grid article {
  padding: 22px;
  color: var(--blue-dark);
  font-weight: 800;
  line-height: 1.35;
}

.resource-grid,
.content-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.resource-card,
.content-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 12px 30px rgba(20, 45, 64, 0.06);
}

.resource-card {
  display: block;
  min-height: 100%;
  padding: 24px;
  text-decoration: none;
}

.resource-card span {
  display: block;
  color: var(--blue-dark);
  font-weight: 900;
  margin-bottom: 10px;
}

.resource-card p,
.content-card p,
.content-card li {
  color: var(--muted);
}

.content-page {
  padding-top: 58px;
}

.content-page h1 {
  max-width: 980px;
  font-size: clamp(3rem, 8vw, 6rem);
}

.content-lead {
  max-width: 850px;
  color: var(--muted);
  font-size: 1.15rem;
}

.content-card {
  padding: 28px;
}

.content-card h2 {
  font-family: "Aptos", "Segoe UI", sans-serif;
  font-size: 1.35rem;
  line-height: 1.25;
  margin-bottom: 14px;
}

.content-card h3 {
  margin-top: 24px;
}

.content-card ul {
  margin: 0;
  padding-left: 20px;
}

.content-card li + li {
  margin-top: 8px;
}

.wide-card {
  grid-column: span 2;
}

.availability-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 8px 0 28px;
  padding: 10px 14px;
  border: 1px solid #a9dfca;
  border-radius: 999px;
  color: #075f45;
  background: #e9fbf3;
  font-size: 0.92rem;
  font-weight: 900;
}

.availability-badge::before {
  content: "";
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: #15a36d;
}

.pilot-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.8fr) minmax(0, 1.2fr);
  gap: 28px;
  align-items: start;
  margin-top: 14px;
}

.pilot-aside {
  display: grid;
  gap: 16px;
}

.benefit-card {
  border-color: #a9dfca;
  background: #e9fbf3;
}

.benefit-card .section-kicker,
.benefit-card h2,
.benefit-card p {
  color: #075f45;
}

.fine-print {
  font-size: 0.9rem;
}

.privacy-note {
  border: 1px solid #f0c873;
  border-radius: 8px;
  background: #fff8e8;
  color: #6e4300;
  padding: 18px;
  font-size: 0.95rem;
}

.check-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow);
  padding: 24px;
}

.step-tabs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 24px;
}

.step-tab {
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  background: var(--soft);
  font: inherit;
  font-size: 0.86rem;
  font-weight: 900;
  cursor: default;
}

.step-tab.is-active {
  color: var(--white);
  background: var(--blue-dark);
  border-color: var(--blue-dark);
}

.pilot-form,
.step {
  display: grid;
  gap: 18px;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.full-field {
  grid-column: 1 / -1;
}

.pilot-form label,
.pilot-form legend {
  display: grid;
  gap: 7px;
  color: var(--ink);
  font-size: 0.94rem;
  font-weight: 850;
}

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

.pilot-form input,
.pilot-form select,
.pilot-form textarea {
  width: 100%;
  min-height: 44px;
  border: 1px solid #c9d6df;
  border-radius: 8px;
  padding: 10px 12px;
  color: var(--ink);
  background: var(--white);
  font: inherit;
  font-size: 0.96rem;
}

.pilot-form textarea {
  resize: vertical;
}

.pilot-form input:focus,
.pilot-form select:focus,
.pilot-form textarea:focus {
  outline: 2px solid rgba(15, 95, 141, 0.22);
  border-color: var(--blue);
}

.honeypot {
  position: absolute;
  left: -9999px;
}

.check-block {
  display: grid;
  gap: 13px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfdfe;
  padding: 18px;
}

.check-block h3 {
  margin-bottom: 0;
}

.checkbox-grid,
.radio-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.radio-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 10px;
}

.check-option,
.radio-option {
  display: flex !important;
  grid-template-columns: none;
  align-items: center;
  gap: 9px;
  min-height: 46px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  padding: 9px 12px;
  color: var(--muted);
  font-weight: 750 !important;
}

.check-option input,
.radio-option input,
.consent-box input {
  width: auto;
  min-height: auto;
}

.consent-box {
  display: flex !important;
  grid-template-columns: none;
  align-items: flex-start;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--soft);
  padding: 16px;
  color: var(--muted) !important;
  font-weight: 650 !important;
}

.form-alert {
  border-radius: 8px;
  padding: 14px 16px;
  font-size: 0.95rem;
  font-weight: 750;
}

.form-alert.error {
  border: 1px solid #f3b3b3;
  color: #a51f1f;
  background: #fff1f1;
}

.form-alert.success {
  border: 1px solid #a9dfca;
  color: #075f45;
  background: #e9fbf3;
}

.form-actions {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  border-top: 1px solid var(--line);
  padding-top: 18px;
}

.is-hidden {
  display: none !important;
}

.cta {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  gap: 40px;
  padding: 46px;
  margin-bottom: 44px;
}

.cta p {
  color: var(--muted);
  max-width: 690px;
}

.contact-box {
  align-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 24px;
  padding: 24px;
  border-radius: 8px;
  background: var(--soft);
}

dl {
  display: grid;
  gap: 12px;
  margin: 0;
}

dt {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
}

dd {
  margin: 0;
  color: var(--blue-dark);
  font-weight: 800;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 26px;
  padding: 34px 0 44px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.site-footer strong,
.site-footer span {
  display: block;
}

.site-footer strong {
  color: var(--blue-dark);
}

@media (max-width: 940px) {
  .hero,
  .split,
  .founder-card,
  .author-card,
  .cta {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 48px;
  }

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

  .wide-card {
    grid-column: span 1;
  }

  .featured-module {
    grid-column: span 1;
  }

  .pilot-layout {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 680px) {
  body {
    font-size: 16px;
  }

  .site-header,
  .site-footer,
  .section,
  .hero {
    width: min(100% - 28px, 1160px);
  }

  .site-header,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .top-nav,
  .site-footer nav {
    flex-wrap: wrap;
    gap: 14px;
  }

  .hero {
    gap: 32px;
  }

  h1 {
    font-size: clamp(3rem, 18vw, 4.8rem);
  }

  h2 {
    font-size: 2rem;
  }

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

  .hero-panel,
  .founder-card,
  .author-card,
  .positioning,
  .cta {
    padding: 24px;
  }

  .book-tile {
    min-height: 220px;
  }

  .panel-grid,
  .problem-grid,
  .module-grid,
  .audience-grid,
  .resource-grid,
  .content-grid,
  .field-grid,
  .checkbox-grid,
  .step-tabs {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 58px 0;
  }

  .check-panel {
    padding: 18px;
  }

  .form-actions {
    flex-direction: column;
  }
}