:root {
  --header-height: 5rem;
  --step-inner-padding: clamp(1rem, 2vw, 2rem);
}

html,
body {
  margin: 0;
  min-height: 100%;
}

html {
  scroll-behavior: auto;
  scroll-padding-top: var(--header-height);
}

body {
  background: linear-gradient(180deg, #070b12 0%, #0b0f17 100%);
  color: #f9fafb;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

#site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 60;
  padding: 1rem 0 0;
  min-height: var(--header-height);
}

#site-header .navbar-shell {
  position: static;
}

#scrolly-app {
  position: relative;
  min-height: 100vh;
  padding-top: var(--header-height);
}

#sticky-layer {
  position: fixed;
  inset: var(--header-height) 0 0 0;
  z-index: 1;
  pointer-events: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(0.5rem, 1vw, 1rem);
}

.sticky-shell {
  width: min(88rem, 100%);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sticky-frame {
  width: min(72rem, 100%);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
}

.sticky-placeholder {
  width: min(48rem, 92%);
  min-height: 15rem;
  display: grid;
  align-items: center;
  justify-items: stretch;
  gap: 0.75rem;
  text-align: center;
  border: 0;
  border-radius: 1.5rem;
  background: transparent;
}

.sticky-placeholder-label,
.sticky-placeholder-state {
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.sticky-placeholder-label {
  color: #f9fafb;
  font-size: 0.8rem;
}

.sticky-placeholder-state {
  color: #9ca3af;
  font-size: 0.72rem;
}

.sticky-placeholder-content {
  width: 100%;
  max-width: 64rem;
  display: grid;
  gap: 0.8rem;
  opacity: 1;
  transform: translateY(0);
  transition: opacity 220ms ease, transform 220ms ease;
}

.sticky-placeholder-content.is-fading {
  opacity: 0;
  transform: translateY(14px);
}

.sticky-placeholder-content .step-card {
  width: 100%;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.sticky-placeholder-content .step-card-header {
  width: 100%;
  max-width: 64rem;
  margin-inline: auto;
}

.sticky-placeholder-content .step-kicker,
.sticky-placeholder-content .step-support,
.sticky-placeholder-content .step-title,
.sticky-placeholder-content .step-diagram-label,
.sticky-placeholder-content .step-item-title,
.sticky-placeholder-content .step-list {
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.2);
}

.sticky-placeholder-content .step-grid {
  margin-top: 1.4rem;
}

.sticky-placeholder-content .hero-title-row {
  position: relative;
  width: 100%;
  min-height: clamp(10rem, 20vw, 18rem);
  padding-right: calc(clamp(8rem, 18vw, 18rem) + 1.5rem);
  display: flex;
  align-items: center;
}

.sticky-placeholder-content .hero-inline-image {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: clamp(8rem, 18vw, 18rem);
  height: auto;
}

.sticky-placeholder-content .step-title {
  flex: 1 1 auto;
  min-width: 0;
}

.hero-title-row {
  display: grid;
  width: 100%;
  grid-template-columns: minmax(0, 1fr) clamp(8rem, 18vw, 18rem);
  gap: clamp(1rem, 2vw, 1.75rem);
  align-items: center;
}

.step-type-hero .step-card-header {
  width: 100%;
  max-width: 100%;
}

.step-type-hero .step-title {
  max-width: clamp(20rem, 56vw, 78rem);
  font-size: clamp(2rem, 2.6vw + 1rem, 4.75rem);
  line-height: 0.97;
}

@media (min-width: 1200px) {
  .hero-title-row {
    grid-template-columns: minmax(0, 1fr) clamp(7rem, 12vw, 12rem);
  }

  .step-type-hero .step-title {
    text-wrap: balance;
  }

  .sticky-placeholder-content .hero-title-row {
    min-height: clamp(10rem, 18vw, 16rem);
    padding-right: calc(clamp(7rem, 12vw, 12rem) + 1.5rem);
  }

  .sticky-placeholder-content .hero-inline-image {
    width: clamp(7rem, 12vw, 12rem);
  }
}

.hero-inline-image {
  width: clamp(8rem, 18vw, 18rem);
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: 0 16px 30px rgba(0, 0, 0, 0.24);
  flex: 0 0 auto;
  justify-self: end;
  align-self: center;
}

#scroll-container {
  position: relative;
  z-index: 2;
  pointer-events: none;
}

.step {
  height: calc(100dvh - var(--header-height));
  min-height: calc(100dvh - var(--header-height));
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  box-sizing: border-box;
  scroll-margin-top: var(--header-height);
  opacity: 0;
  pointer-events: none;
  transition: opacity 220ms ease;
}

.step-inner {
  width: 100%;
  height: 100%;
  max-height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: var(--step-inner-padding);
  box-sizing: border-box;
  overflow: hidden;
}

.step-card {
  width: min(72rem, 100%);
  max-height: 100%;
  padding: clamp(1.5rem, 3vw, 3rem);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 2rem;
  background: rgba(17, 24, 39, 0.9);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  overflow: hidden;
  box-sizing: border-box;
}

.step-card-header {
  display: grid;
  gap: 0.75rem;
  max-width: 52rem;
}

.card-grid,
.step-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-top: 2rem;
  width: 100%;
  max-width: 1000px;
  max-height: 70%;
  overflow: hidden;
}

.step-kicker {
  margin: 0;
  color: #4f46e5;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.step-title {
  margin: 0;
  color: #f9fafb;
  font-size: clamp(1.8rem, 3vw, 3.4rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.step-support {
  margin: 0;
  color: #9ca3af;
  font-size: clamp(0.92rem, 1.5vw, 1.1rem);
  line-height: 1.55;
  max-width: 52rem;
}

.step-type-capabilities .step-grid {
  gap: clamp(0.5rem, 1.2vw, 0.9rem);
}

.step-item,
.card {
  padding: 1rem 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 1.25rem;
  background: rgba(255, 255, 255, 0.03);
  overflow: hidden;
  box-sizing: border-box;
}

.step-type-capabilities .step-card {
  padding-block: clamp(0.7rem, 1.6vw, 1.75rem);
}

.step-type-capabilities .step-card-header {
  gap: 0.3rem;
}

.step-type-capabilities .step-support {
  font-size: clamp(0.88rem, 1.15vw, 1rem);
  line-height: 1.45;
}

.step-type-capabilities .step-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.step-type-capabilities .step-item {
  display: grid;
  grid-template-columns: minmax(4.5rem, 6.5rem) minmax(0, 1fr);
  align-items: start;
  column-gap: 0.55rem;
  padding: clamp(0.7rem, 1.5vw, 1rem);
}

.step-type-capabilities .step-item-title {
  margin: 0;
  font-size: clamp(0.92rem, 1.1vw, 1rem);
}

.step-type-capabilities .step-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.45rem;
  padding-left: 0;
  list-style: none;
  font-size: clamp(0.78rem, 0.95vw, 0.9rem);
}

.step-type-capabilities .step-list,
.step-type-capabilities .step-item-title {
  min-width: 0;
}

.step-type-capabilities .step-list-item {
  padding: 0.3rem 0.55rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  line-height: 1.15;
}

.step-item-title {
  margin: 0 0 0.75rem;
  color: #f9fafb;
  font-size: clamp(0.95rem, 1.15vw, 1.05rem);
  line-height: 1.3;
}

.step-list {
  margin: 0;
  padding-left: 1rem;
  color: #cbd5e1;
  display: grid;
  gap: 0.5rem;
  font-size: clamp(0.86rem, 1vw, 0.96rem);
}

.step-list-item {
  line-height: 1.5;
}

.step-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.step-action {
  appearance: none;
  border: 1px solid rgba(148, 163, 184, 0.14);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  color: #f9fafb;
  cursor: pointer;
  padding: 0.78rem 1rem;
  font: inherit;
  line-height: 1;
}

.step-action--primary {
  background: linear-gradient(135deg, rgba(39, 214, 230, 0.2), rgba(56, 189, 248, 0.16));
  border-color: rgba(103, 232, 249, 0.48);
}

.step-action:focus-visible {
  outline: 2px solid rgba(103, 232, 249, 0.55);
  outline-offset: 2px;
}

.step-diagram {
  margin-top: 2rem;
  padding: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 1.25rem;
  background: rgba(255, 255, 255, 0.03);
}

.step-diagram-label {
  color: #9ca3af;
  font-size: 0.875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.step-type-hero .step-card {
  border-color: rgba(79, 70, 229, 0.24);
}

.step-type-credibility .step-card {
  border-color: rgba(34, 197, 94, 0.16);
}

.step-type-capabilities .step-card {
  border-color: rgba(148, 163, 184, 0.16);
}

.step-type-system .step-card {
  border-color: rgba(59, 130, 246, 0.18);
}

.step-type-closing .step-card {
  border-color: rgba(249, 115, 22, 0.18);
}

.step.is-active .step-card {
  outline: 0;
}

.step.is-active,
.step:not(.is-active) {
  opacity: 0;
}

.sticky-placeholder-content,
.sticky-placeholder-content * {
  pointer-events: auto;
}

#sticky-layer[data-visual-state="0"] .sticky-placeholder,
#sticky-layer[data-visual-state="1"] .sticky-placeholder,
#sticky-layer[data-visual-state="2"] .sticky-placeholder,
#sticky-layer[data-visual-state="3"] .sticky-placeholder,
#sticky-layer[data-visual-state="4"] .sticky-placeholder,
#sticky-layer[data-visual-state="5"] .sticky-placeholder,
#sticky-layer[data-visual-state="6"] .sticky-placeholder {
  border-color: rgba(255, 255, 255, 0.12);
}

@media (max-width: 960px) {
  .step-type-capabilities .step-grid {
    grid-template-columns: unset;
    grid-template-rows: repeat(2, minmax(0, auto));
    grid-auto-flow: column;
    grid-auto-columns: minmax(10.5rem, 1fr);
    overflow-x: auto;
    overflow-y: hidden;
    padding-bottom: 0.35rem;
    align-items: start;
  }
}

@media (max-width: 640px) {
  :root {
    --header-height: 8.75rem;
    --step-inner-padding: clamp(0.75rem, 2.5vw, 1rem);
  }

  #scrolly-app {
    padding-top: var(--header-height);
  }

  #sticky-layer {
    padding: 0.5rem;
  }

  .sticky-frame {
    border-radius: 1.5rem;
  }

  .step {
    height: calc(100dvh - var(--header-height));
    min-height: calc(100dvh - var(--header-height));
  }

  .step-card {
    border-radius: 1.5rem;
  }

  .step-inner {
    justify-content: flex-start;
    padding: 0.6rem;
  }

  .sticky-placeholder {
    width: min(100%, 92%);
  }

  .hero-title-row {
    grid-template-columns: 1fr;
  }

  .hero-inline-image {
    width: min(100%, 16rem);
    justify-self: start;
  }

  .step-type-capabilities .step-card {
    padding: 0.8rem;
  }

  .step-type-capabilities .step-card-header {
    gap: 0.35rem;
  }

  .step-type-capabilities .step-title {
    font-size: clamp(1.4rem, 7vw, 2.1rem);
    line-height: 1.02;
  }

  .step-type-capabilities .step-support {
    font-size: 0.86rem;
    line-height: 1.4;
  }

  .step-type-capabilities .step-grid {
    gap: 0.45rem;
    margin-top: 1rem;
  }

  .step-type-capabilities .step-item {
    padding: 0.6rem;
    border-radius: 1rem;
  }

  .step-type-capabilities .step-item-title {
    font-size: 0.84rem;
    margin-bottom: 0.35rem;
  }

  .step-type-capabilities .step-list {
    font-size: 0.74rem;
    gap: 0.25rem 0.35rem;
  }

  .step-type-capabilities .step-list-item {
    padding: 0.24rem 0.45rem;
  }

  .step-type-capabilities .step-item {
    grid-template-columns: minmax(4rem, 5.5rem) minmax(0, 1fr);
    column-gap: 0.4rem;
  }
}