:root {
  --linkedin: #0a66c2;
  --ink: #07111f;
  --paper: #f4f8fc;
  --white: #ffffff;
  --line: #c8d8e8;
  --muted: #637487;
  --blue-soft: #dcecff;
  --gold: #d6a642;
  --coral: #d95d47;
  --shadow: 0 26px 70px rgba(7, 17, 31, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

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

.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 15px clamp(18px, 5vw, 72px);
  background: rgba(244, 248, 252, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 900;
}

.brand span {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background: var(--linkedin);
  color: var(--white);
  font-weight: 950;
}

nav {
  display: flex;
  gap: 20px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(340px, 0.72fr);
  gap: 42px;
  align-items: center;
  min-height: calc(88vh - 69px);
  padding: 74px clamp(18px, 5vw, 72px);
  background:
    linear-gradient(135deg, rgba(10, 102, 194, 0.12), transparent 36%),
    var(--paper);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--linkedin);
  font-size: 12px;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 900px;
  margin-bottom: 22px;
  font-size: clamp(48px, 7vw, 96px);
  line-height: 0.94;
  letter-spacing: 0;
}

h2 {
  font-size: clamp(32px, 4.8vw, 62px);
  line-height: 0.98;
  letter-spacing: 0;
}

.hero-copy p:not(.eyebrow),
.section-copy p,
.audience-grid p,
.module-list p,
.steps p,
.price-card li,
.faq-grid p {
  color: var(--muted);
}

.hero-copy p:not(.eyebrow) {
  max-width: 760px;
  font-size: 20px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border-radius: 8px;
  font-weight: 900;
}

.button.primary {
  background: var(--linkedin);
  color: var(--white);
}

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

.button.full {
  width: 100%;
}

.post-preview {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.profile-row {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 22px;
}

.avatar {
  display: inline-grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 999px;
  background: var(--blue-soft);
  color: var(--linkedin);
  font-weight: 950;
}

.profile-row span {
  display: block;
  color: var(--muted);
  font-size: 14px;
}

.post-line {
  font-size: 24px;
  font-weight: 850;
}

.reaction-row {
  display: flex;
  justify-content: space-between;
  margin-top: 28px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-weight: 800;
}

.signal-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--white);
}

.signal-bar span {
  padding: 18px;
  border-right: 1px solid var(--line);
  color: var(--linkedin);
  font-weight: 900;
  text-align: center;
}

.signal-bar span:last-child {
  border-right: 0;
}

.section {
  width: min(1160px, calc(100% - 36px));
  margin: 0 auto;
  padding: 88px 0;
}

.section-copy {
  max-width: 780px;
  margin-bottom: 36px;
}

.audience {
  display: grid;
  grid-template-columns: minmax(280px, 0.8fr) minmax(0, 1.2fr);
  gap: 52px;
}

.audience-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.audience-grid article,
.file-stack div,
.module-list article,
.steps article,
.faq-grid details {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--white);
}

.audience-grid article {
  min-height: 180px;
  padding: 22px;
}

.inside {
  width: 100%;
  max-width: none;
  padding-left: max(18px, calc((100vw - 1160px) / 2));
  padding-right: max(18px, calc((100vw - 1160px) / 2));
  color: var(--white);
  background: var(--ink);
}

.inside .section-copy p {
  color: #b7c7d8;
}

.file-stack {
  display: grid;
  grid-template-columns: repeat(7, minmax(190px, 1fr));
  gap: 12px;
  overflow-x: auto;
  padding-bottom: 8px;
}

.file-stack div {
  min-height: 180px;
  padding: 18px;
  color: var(--ink);
}

.file-stack b,
.file-stack span {
  display: block;
}

.file-stack b {
  margin-bottom: 36px;
  color: var(--linkedin);
  overflow-wrap: anywhere;
}

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

.module-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.module-list article {
  min-height: 225px;
  padding: 22px;
}

.module-list span {
  display: inline-block;
  margin-bottom: 42px;
  color: var(--gold);
  font-weight: 950;
}

.contrast {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.contrast div {
  min-height: 420px;
  padding: clamp(34px, 6vw, 76px);
}

.contrast div:first-child {
  color: var(--white);
  background: var(--linkedin);
}

.contrast div:first-child .eyebrow {
  color: var(--white);
}

.contrast div:last-child {
  background: var(--gold);
}

.workflow {
  text-align: center;
}

.workflow .section-copy {
  margin-left: auto;
  margin-right: auto;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.steps article {
  min-height: 220px;
  padding: 24px;
  text-align: left;
}

.steps span {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 36px;
  border-radius: 999px;
  background: var(--linkedin);
  color: var(--white);
  font-weight: 950;
}

.demo {
  display: grid;
  grid-template-columns: minmax(280px, 0.75fr) minmax(0, 1.25fr);
  gap: 40px;
  align-items: center;
}

pre {
  margin: 0;
  overflow-x: auto;
  padding: 26px;
  border-radius: 16px;
  background: var(--ink);
  box-shadow: var(--shadow);
}

code {
  color: #dcecff;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 15px;
  line-height: 1.65;
}

.pricing {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 390px);
  gap: 52px;
  align-items: center;
  padding: 88px clamp(18px, 5vw, 72px);
  color: var(--white);
  background:
    linear-gradient(rgba(7, 17, 31, 0.88), rgba(7, 17, 31, 0.88)),
    url("https://images.unsplash.com/photo-1551836022-d5d88e9218df?auto=format&fit=crop&w=1600&q=85") center / cover;
}

.pricing p:not(.eyebrow) {
  color: #c7d6e6;
}

.price-card {
  padding: 28px;
  border-radius: 18px;
  background: var(--white);
  color: var(--ink);
  box-shadow: var(--shadow);
}

.price-card p {
  margin-bottom: 4px;
  color: var(--muted);
  font-weight: 850;
}

.price-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 64px;
  line-height: 1;
}

.price-card .price-discount {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
  font-weight: 850;
}

.price-card .price-original {
  display: inline;
  margin-bottom: 0;
  color: var(--muted);
  text-decoration: line-through;
  font-size: 22px;
}

.price-card .price-badge {
  display: inline;
  margin-bottom: 0;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--ink);
  color: var(--white);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.price-card span {
  display: block;
  margin-bottom: 18px;
  color: var(--muted);
}

.price-card ul {
  margin: 22px 0 0;
  padding-left: 20px;
}

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

.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.faq-grid details {
  padding: 20px;
}

.faq-grid summary {
  cursor: pointer;
  font-weight: 900;
}

.faq-grid p {
  margin: 12px 0 0;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 32px clamp(18px, 5vw, 72px);
  color: var(--white);
  background: var(--ink);
}

footer p {
  margin: 0;
}

@media (max-width: 940px) {
  nav {
    display: none;
  }

  .hero,
  .audience,
  .audience-grid,
  .module-list,
  .contrast,
  .steps,
  .demo,
  .pricing,
  .faq-grid {
    grid-template-columns: 1fr;
  }

  .signal-bar {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 560px) {
  h1 {
    font-size: 42px;
  }

  .hero {
    padding-top: 52px;
    padding-bottom: 52px;
  }

  .signal-bar {
    grid-template-columns: 1fr;
  }

  .signal-bar span {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .section,
  .pricing {
    padding-top: 58px;
    padding-bottom: 58px;
  }

  footer {
    flex-direction: column;
  }
}