:root {
  --ink: #050807;
  --muted: #52605c;
  --line: #d8e3df;
  --paper: #ffffff;
  --wash: #f3faf7;
  --deep: #003d37;
  --teal: #008b81;
  --teal-bright: #12c5b4;
  --signal: #df3c1f;
  --shadow: 0 22px 70px rgba(0, 61, 55, 0.14);
  --font-display: "Archivo", "Arial Black", sans-serif;
  --font-body: "Inter", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--font-body);
  line-height: 1.55;
  overflow-x: hidden;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  min-height: 76px;
  padding: 0 5vw;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
}

.brand {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 800;
  letter-spacing: 0;
}

.brand span {
  color: var(--teal);
}

.nav-links {
  display: flex;
  gap: 34px;
  font-weight: 700;
}

.header-cta {
  justify-self: end;
  padding: 14px 24px;
  background: var(--deep);
  color: white;
  font-size: 14px;
  font-weight: 800;
  text-transform: uppercase;
  white-space: nowrap;
  box-shadow: 0 12px 24px rgba(0, 61, 55, 0.16);
}

.section-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.95fr);
  gap: 70px;
  align-items: center;
  padding: 76px 5vw;
}

.hero {
  min-height: calc(100vh - 76px);
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(120deg, rgba(18, 197, 180, 0.08), transparent 36%),
    linear-gradient(180deg, #ffffff 0%, #f9fcfb 100%);
}

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

.hero h1 {
  max-width: 720px;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(52px, 7vw, 94px);
  line-height: 0.94;
  letter-spacing: 0;
}

.hero p {
  max-width: 640px;
  margin: 28px 0 0;
  color: #293532;
  font-size: 21px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 38px;
}

.button {
  display: inline-flex;
  min-height: 58px;
  align-items: center;
  justify-content: center;
  gap: 20px;
  padding: 0 26px;
  border: 1px solid currentColor;
  font-weight: 800;
  text-transform: uppercase;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

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

.primary {
  border-color: var(--deep);
  background: linear-gradient(135deg, var(--teal), var(--deep));
  color: #fff;
  box-shadow: var(--shadow);
}

.secondary,
.outline {
  background: #fff;
  color: var(--deep);
}

.review {
  border-color: var(--signal);
  color: var(--signal);
  background: #fff;
}

.full {
  width: 100%;
}

.access-button {
  margin-top: 28px;
}

.privacy-line,
.form-note {
  color: var(--muted);
  font-size: 14px;
}

.resource-stage {
  position: relative;
  min-height: 590px;
}

.book-cover {
  position: absolute;
  left: 8%;
  top: 0;
  width: 250px;
  min-height: 380px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 28px;
  color: white;
  background:
    linear-gradient(145deg, rgba(18, 197, 180, 0.2), transparent 42%),
    #101817;
  box-shadow: 24px 28px 50px rgba(0, 0, 0, 0.22);
}

.book-cover::after {
  content: "";
  position: absolute;
  inset: 16px 16px 16px auto;
  width: 36px;
  border-right: 2px solid var(--teal-bright);
  border-top: 2px solid var(--teal-bright);
  opacity: 0.7;
}

.book-cover.image-cover {
  min-height: 0;
  overflow: hidden;
  padding: 0;
  background: #101817;
}

.book-cover.image-cover::after {
  content: none;
}

.book-cover.image-cover img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 3;
  object-fit: cover;
}

.book-cover span,
.book-cover small {
  color: #b4fff5;
  font-weight: 700;
}

.book-cover strong {
  position: relative;
  z-index: 1;
  font-family: var(--font-display);
  font-size: 35px;
  line-height: 0.96;
  text-transform: uppercase;
}

.prompt-sheet,
.workflow-card,
.crm-preview {
  position: absolute;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.prompt-sheet {
  right: 4%;
  top: 36px;
  width: 260px;
  padding: 24px;
}

.prompt-sheet h2,
.workflow-card h2 {
  margin: 0 0 16px;
  color: var(--deep);
  font-family: var(--font-display);
  font-size: 20px;
}

.prompt-sheet ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  font-size: 14px;
}

.workflow-card {
  right: 0;
  top: 205px;
  width: 290px;
  padding: 22px;
}

.flow-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.flow-grid span {
  display: grid;
  min-height: 54px;
  place-items: center;
  border: 1px solid var(--line);
  color: var(--deep);
  font-size: 12px;
  font-weight: 800;
  text-align: center;
}

.crm-preview {
  left: 14%;
  right: 0;
  bottom: 0;
  padding: 18px;
}

.crm-topline {
  display: flex;
  justify-content: space-between;
  color: var(--deep);
  font-size: 14px;
}

table {
  width: 100%;
  margin-top: 12px;
  border-collapse: collapse;
  font-size: 12px;
}

th,
td {
  padding: 10px 8px;
  border: 1px solid var(--line);
  text-align: left;
}

th {
  color: var(--deep);
}

.value-strip,
.audience,
.resource-library,
.faq {
  padding: 70px 5vw;
  border-bottom: 1px solid var(--line);
}

.answer-strip {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  padding: 0 5vw;
  border-bottom: 1px solid var(--line);
  background: var(--line);
}

.answer-strip div {
  padding: 42px;
  background: var(--wash);
}

.answer-strip h2 {
  margin: 0 0 12px;
  color: var(--deep);
  font-family: var(--font-display);
  font-size: 25px;
}

.answer-strip p,
.section-title p {
  margin: 0;
  color: var(--muted);
}

.section-title {
  margin-bottom: 38px;
  text-align: center;
}

.section-title p:not(.section-kicker) {
  max-width: 680px;
  margin: 14px auto 0;
}

.section-kicker {
  margin: 0 0 10px;
  color: var(--teal) !important;
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

.section-title h2,
.featured h2,
.access-panel h2,
.faq h2 {
  margin: 0;
  color: var(--deep);
  font-family: var(--font-display);
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1;
}

.value-grid,
.audience-grid,
.library-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
}

.value-grid article,
.audience-grid article,
.library-grid a {
  min-height: 210px;
  padding: 34px;
  background: #fff;
  text-align: center;
}

.line-icon {
  display: block;
  margin-bottom: 20px;
  color: var(--teal);
  font-size: 42px;
}

h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 22px;
  line-height: 1.05;
}

article p,
.feature-copy p,
.service-offer p,
.faq p {
  margin: 0;
  color: var(--muted);
}

.featured {
  grid-template-columns: 0.9fr 1fr;
  background: #fbfefd;
}

.feature-media {
  min-height: 500px;
  display: grid;
  place-items: center;
  background: linear-gradient(140deg, var(--deep), #008177);
}

.book-cover.large {
  position: relative;
  left: auto;
  top: auto;
  width: 310px;
  min-height: 430px;
}

.check-list {
  display: grid;
  gap: 14px;
  margin: 28px 0;
  padding: 0;
  list-style: none;
}

.check-list li::before {
  content: "OK";
  margin-right: 12px;
  color: var(--teal);
  font-weight: 900;
}

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

.access-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-bottom: 1px solid var(--line);
}

.signup,
.service-offer {
  padding: 70px 6vw;
}

.signup {
  color: #fff;
  background:
    linear-gradient(135deg, rgba(18, 197, 180, 0.25), transparent),
    var(--deep);
}

.signup h2,
.signup p {
  color: #fff;
}

form {
  display: grid;
  gap: 14px;
  margin-top: 26px;
}

label span {
  display: block;
  margin-bottom: 7px;
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  padding: 15px 16px;
  background: white;
  color: var(--ink);
  font: 500 15px var(--font-body);
  border-radius: 0;
}

textarea {
  resize: vertical;
}

.offer-list {
  display: grid;
  gap: 22px;
  margin: 28px 0;
}

.offer-list article {
  padding-left: 18px;
  border-left: 3px solid var(--signal);
}

.text-button {
  display: block;
  margin-top: 24px;
  border: 0;
  background: transparent;
  color: var(--deep);
  font: 800 14px var(--font-body);
  text-transform: uppercase;
  cursor: pointer;
}

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

.library-grid a {
  display: flex;
  min-height: 170px;
  flex-direction: column;
  justify-content: center;
  gap: 10px;
  color: var(--deep);
  transition: background 160ms ease, color 160ms ease;
}

.library-grid a:hover,
.library-grid a:focus-visible {
  background: var(--deep);
  color: #fff;
}

.library-grid strong {
  font-family: var(--font-display);
  font-size: 22px;
}

.library-grid span {
  max-width: 300px;
  color: var(--muted);
  font-size: 14px;
}

.library-grid a:hover span,
.library-grid a:focus-visible span {
  color: #d9f7f3;
}

.faq {
  max-width: 1040px;
  margin: 0 auto;
  border-bottom: 0;
}

.review-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 420px;
  gap: 60px;
  align-items: end;
  padding: 86px 5vw 54px;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(120deg, rgba(18, 197, 180, 0.08), transparent 42%),
    #fff;
}

.review-hero h1 {
  max-width: 780px;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(46px, 6vw, 84px);
  line-height: 0.96;
}

.review-hero p {
  max-width: 780px;
  margin: 26px 0 0;
  color: #293532;
  font-size: 20px;
}

.review-hero aside {
  padding: 34px;
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: var(--shadow);
}

.review-hero aside h2,
.review-next h2 {
  margin: 0 0 20px;
  color: var(--deep);
  font-family: var(--font-display);
  font-size: 28px;
  line-height: 1.05;
}

.review-form-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 390px;
  gap: 52px;
  align-items: start;
  padding: 60px 5vw 78px;
  background: #fbfefd;
}

.review-form {
  display: grid;
  gap: 18px;
  padding: 34px;
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: var(--shadow);
}

.split-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.review-next {
  position: sticky;
  top: 96px;
  padding: 34px;
  border: 1px solid var(--line);
  background: #fff;
}

.review-next p {
  margin: 0 0 24px;
  color: var(--muted);
}

.review-steps {
  display: grid;
  gap: 14px;
  margin: 0 0 28px;
  padding-left: 20px;
  color: var(--muted);
}

details {
  border-top: 1px solid var(--line);
  padding: 24px 0;
}

details:last-child {
  border-bottom: 1px solid var(--line);
}

summary {
  cursor: pointer;
  color: var(--deep);
  font-family: var(--font-display);
  font-size: 22px;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 26px 5vw;
  background: #030504;
  color: white;
}

.site-footer p,
.site-footer a:not(.brand) {
  color: #c8d7d3;
  font-size: 14px;
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .nav-links {
    display: none;
  }

  .section-shell,
  .access-panel,
  .review-hero,
  .review-form-shell {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .resource-stage {
    min-height: 620px;
  }

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

@media (max-width: 620px) {
  .site-header {
    min-height: 68px;
    padding: 0 20px;
  }

  .brand {
    font-size: 22px;
  }

  .header-cta {
    display: none;
  }

  .section-shell,
  .value-strip,
  .audience,
  .resource-library,
  .faq,
  .review-hero,
  .review-form-shell,
  .signup,
  .service-offer {
    padding: 46px 20px;
  }

  .review-hero h1 {
    max-width: 340px;
    font-size: 38px;
    line-height: 1.06;
  }

  .review-hero p {
    max-width: 340px;
    font-size: 16px;
  }

  .review-hero aside,
  .review-form,
  .review-next {
    padding: 24px;
  }

  .split-fields {
    grid-template-columns: 1fr;
  }

  .review-next {
    position: static;
  }

  .hero h1 {
    max-width: 330px;
    font-size: 34px;
    line-height: 1.06;
    overflow-wrap: break-word;
  }

  .hero p {
    max-width: 330px;
    font-size: 16px;
  }

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

  .resource-stage {
    display: grid;
    gap: 16px;
    min-height: 0;
  }

  .book-cover {
    position: relative;
    left: auto;
    top: auto;
    width: 100%;
    max-width: 260px;
    min-height: 320px;
  }

  .book-cover strong {
    font-size: 28px;
  }

  .prompt-sheet {
    position: relative;
    right: auto;
    top: auto;
    width: 100%;
  }

  .workflow-card {
    position: relative;
    right: auto;
    top: auto;
    width: 100%;
  }

  .crm-preview {
    position: relative;
    left: auto;
    right: auto;
    bottom: auto;
    overflow-x: auto;
  }

  .value-grid,
  .audience-grid,
  .library-grid,
  .answer-strip {
    grid-template-columns: 1fr;
  }

  .answer-strip {
    padding: 0;
  }

  .answer-strip div {
    padding: 32px 20px;
  }
}