:root {
  color-scheme: dark;
  --bg: #071015;
  --bg-2: #0d1822;
  --panel: #101b28;
  --panel-2: #0b141e;
  --line: #203347;
  --line-strong: #155f62;
  --text: #f5f8fb;
  --muted: #a9b8ca;
  --soft: #d6e0ec;
  --accent: #28d6c0;
  --accent-2: #39e58d;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.42);
  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:
    radial-gradient(circle at 20% 0%, rgba(40, 214, 192, 0.12), transparent 32rem),
    linear-gradient(180deg, #071015 0%, #0d1822 42%, #071015 100%);
  color: var(--text);
}

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

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

.landing-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 1rem clamp(1rem, 4vw, 4rem);
  background: rgba(7, 16, 21, 0.86);
  border-bottom: 1px solid rgba(32, 51, 71, 0.86);
  backdrop-filter: blur(18px);
}

.landing-brand img {
  width: min(18rem, 46vw);
}

.landing-nav {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 700;
}

.landing-nav a {
  white-space: nowrap;
}

.landing-nav a:hover {
  color: var(--text);
}

.nav-cta,
.primary-cta,
.secondary-cta,
.mini-calculator button,
.ai-gate-preview a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.85rem 1.15rem;
  border: 1px solid rgba(40, 214, 192, 0.55);
  border-radius: 0.55rem;
  color: #061113;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  font-weight: 900;
  box-shadow: 0 0 24px rgba(40, 214, 192, 0.2);
}

.secondary-cta {
  color: var(--soft);
  background: rgba(16, 27, 40, 0.74);
  border-color: var(--line);
  box-shadow: none;
}

.hero {
  display: grid;
  grid-template-columns: minmax(20rem, 0.78fr) minmax(24rem, 1.22fr);
  align-items: center;
  gap: clamp(2rem, 4vw, 4rem);
  min-height: calc(100vh - 5.5rem);
  padding: clamp(3rem, 6vw, 6rem) clamp(1rem, 4vw, 4rem);
}

.hero-copy {
  max-width: 44rem;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 950;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 1.4rem;
  font-size: clamp(3.2rem, 6.4vw, 5.8rem);
  line-height: 0.96;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 1rem;
  font-size: clamp(2.3rem, 5vw, 5.2rem);
  line-height: 0.98;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 0.8rem;
  font-size: 1.35rem;
}

p {
  color: var(--muted);
  font-size: 1.06rem;
  line-height: 1.7;
}

.hero-subhead {
  max-width: 40rem;
  color: var(--soft);
  font-size: clamp(1.15rem, 2vw, 1.45rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.hero-visual {
  padding: 0.6rem;
  background: linear-gradient(135deg, rgba(40, 214, 192, 0.22), rgba(57, 229, 141, 0.08));
  border: 1px solid rgba(40, 214, 192, 0.28);
  border-radius: 1.1rem;
  box-shadow: var(--shadow);
}

.hero-visual img,
.ai-section img,
.screenshot-grid img {
  border: 1px solid var(--line);
  border-radius: 0.7rem;
  background: var(--panel-2);
}

.section-inner {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  padding: clamp(4rem, 7vw, 7rem) 0;
}

.section-band {
  border-block: 1px solid rgba(32, 51, 71, 0.82);
  background: rgba(13, 24, 34, 0.72);
}

.two-column,
.calculator-layout,
.ai-section {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(20rem, 1.08fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}

.question-contrast,
.work-grid,
.audience-grid,
.pricing-grid {
  display: grid;
  gap: 1rem;
}

.question-contrast article,
.work-grid article,
.audience-grid article,
.pricing-grid article,
.mini-calculator,
.ai-gate-preview {
  padding: 1.35rem;
  background: rgba(11, 20, 30, 0.82);
  border: 1px solid var(--line);
  border-radius: 0.7rem;
}

.question-contrast span,
.work-grid span {
  display: block;
  margin-bottom: 0.6rem;
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 950;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.question-contrast strong {
  display: block;
  font-size: clamp(1.6rem, 3vw, 2.6rem);
  line-height: 1.05;
}

.section-heading {
  max-width: 56rem;
  margin-bottom: 2rem;
}

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

.calculator-section {
  background:
    linear-gradient(135deg, rgba(40, 214, 192, 0.12), transparent 44%),
    #0b141e;
  border-block: 1px solid rgba(32, 51, 71, 0.82);
}

.mini-calculator {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.mini-calculator label {
  display: grid;
  gap: 0.45rem;
  color: var(--soft);
  font-weight: 800;
}

.mini-calculator input {
  width: 100%;
  min-height: 3.15rem;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 0.55rem;
  color: var(--text);
  background: #071015;
  font: inherit;
  font-weight: 800;
}

.mini-calculator button,
.calculator-result {
  grid-column: 1 / -1;
}

.calculator-result {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 5rem;
  padding: 1rem 1.2rem;
  border: 1px solid rgba(40, 214, 192, 0.38);
  border-radius: 0.7rem;
  background: rgba(40, 214, 192, 0.1);
}

.calculator-result span {
  color: var(--muted);
  font-weight: 800;
}

.calculator-result strong {
  color: var(--text);
  font-size: clamp(2rem, 4vw, 3.3rem);
}

.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.2rem;
}

.screenshot-grid article {
  overflow: hidden;
  background: rgba(11, 20, 30, 0.78);
  border: 1px solid var(--line);
  border-radius: 0.75rem;
}

.screenshot-grid img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top left;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
}

.screenshot-grid h3,
.screenshot-grid p {
  padding-inline: 1rem;
}

.screenshot-grid h3 {
  margin-top: 1rem;
}

.screenshot-grid p {
  padding-bottom: 1rem;
}

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

.ai-section img {
  box-shadow: var(--shadow);
}

.ai-gate-preview {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.5rem;
  border-color: rgba(40, 214, 192, 0.34);
}

.pricing-section {
  border-top: 1px solid rgba(32, 51, 71, 0.82);
}

.pricing-panel {
  padding-top: 4rem;
  padding-bottom: 4rem;
}

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

.pricing-grid strong {
  display: block;
  margin-bottom: 1rem;
  color: var(--accent);
  font-size: 2rem;
}

.final-cta {
  display: grid;
  place-items: center;
  min-height: 34rem;
  padding: 4rem 1rem;
  text-align: center;
  background:
    linear-gradient(180deg, rgba(40, 214, 192, 0.08), rgba(7, 16, 21, 0.3)),
    #071015;
}

.final-cta div {
  max-width: 56rem;
}

.final-cta .primary-cta {
  margin: 1rem 0;
}

.landing-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.4rem;
  align-items: center;
  padding: 1.5rem clamp(1rem, 4vw, 4rem);
  color: var(--muted);
  border-top: 1px solid var(--line);
  background: #071015;
}

.landing-footer span {
  color: var(--text);
  font-weight: 900;
}

@media (max-width: 980px) {
  .landing-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .landing-nav {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 0.3rem;
  }

  .hero,
  .two-column,
  .calculator-layout,
  .ai-section {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

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

@media (max-width: 640px) {
  .landing-brand img {
    width: min(13rem, 72vw);
  }

  .landing-nav {
    flex-wrap: wrap;
    gap: 0.45rem;
    overflow: visible;
    padding-bottom: 0;
    font-size: 0.78rem;
  }

  .landing-nav a:not(.nav-cta) {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 1 1 calc(50% - 0.45rem);
    min-height: 2.25rem;
    padding: 0.45rem 0.55rem;
    border: 1px solid rgba(32, 51, 71, 0.9);
    border-radius: 0.45rem;
    background: rgba(16, 27, 40, 0.62);
  }

  .landing-nav .nav-cta {
    order: -1;
    flex: 1 0 100%;
    min-height: 2.65rem;
    padding: 0.7rem 0.9rem;
  }

  h1 {
    font-size: clamp(2.9rem, 15vw, 4rem);
  }

  h2 {
    font-size: clamp(2.1rem, 12vw, 3.4rem);
  }

  .work-grid,
  .screenshot-grid,
  .audience-grid,
  .pricing-grid,
  .mini-calculator {
    grid-template-columns: 1fr;
  }

  .ai-gate-preview,
  .calculator-result {
    align-items: flex-start;
    flex-direction: column;
  }
}