html {
  scroll-behavior: smooth;
}

main,
section[id] {
  scroll-margin-top: calc(var(--header-height) + var(--space-4));
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

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

a {
  color: var(--color-link);
  text-decoration: none;
  transition:
    color var(--duration-base) var(--ease-standard),
    background-color var(--duration-base) var(--ease-standard),
    border-color var(--duration-base) var(--ease-standard),
    box-shadow var(--duration-base) var(--ease-standard),
    transform var(--duration-base) var(--ease-standard),
    opacity var(--duration-base) var(--ease-standard);
}

a:hover {
  color: var(--color-link-hover);
}

a:focus-visible,
button:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px var(--color-focus-ring);
}

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

p:last-child,
ul:last-child,
figure:last-child {
  margin-bottom: 0;
}

h1,
h2,
h3 {
  color: var(--color-text);
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-tight);
}

h1 {
  font-size: var(--text-4xl);
  font-weight: 700;
  max-width: 12ch;
  margin-bottom: var(--space-6);
}

h2 {
  font-size: var(--text-3xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
}

h3 {
  font-size: var(--text-xl);
  font-weight: 600;
  margin-bottom: var(--space-3);
}

ul {
  padding-left: 1.25rem;
}

button {
  font: inherit;
}

.container {
  width: min(calc(100% - 2rem), var(--container-max));
  margin: 0 auto;
}

.skip-link {
  position: fixed;
  left: var(--space-4);
  top: var(--space-4);
  z-index: 100;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  background: var(--color-surface-strong);
  color: var(--color-text-inverse);
  transform: translateY(calc(-100% - var(--space-4)));
  opacity: 0;
  pointer-events: none;
}

.skip-link:focus,
.skip-link:focus-visible {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
  background: color-mix(in oklch, var(--color-bg) 84%, white 16%);
  border-bottom: 1px solid color-mix(in oklch, var(--color-border) 70%, transparent 30%);
}

.header-inner {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  min-height: 2.75rem;
  color: var(--color-text);
  font-weight: 600;
  font-size: var(--text-lg);
}

.brand:hover {
  color: var(--color-text);
}

.brand-mark {
  width: 2rem;
  height: 2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--color-surface-strong);
  color: var(--color-text-inverse);
  font-size: var(--text-sm);
  font-weight: 700;
  box-shadow: var(--shadow-sm);
}

.site-nav {
  display: inline-flex;
  align-items: center;
  gap: var(--space-6);
  min-width: 0;
}

.site-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: 500;
  white-space: nowrap;
}

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

.header-actions,
.hero-actions,
.cta-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  font-size: var(--text-sm);
  font-weight: 600;
  white-space: nowrap;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: var(--color-action);
  color: var(--color-action-text);
  box-shadow: var(--shadow-sm);
}

.button-primary:hover {
  background: var(--color-action-hover);
  color: var(--color-action-text);
}

.button-secondary {
  background: var(--color-action-secondary-bg);
  color: var(--color-action-secondary-text);
  border-color: var(--color-action-secondary-border);
}

.button-secondary:hover {
  background: var(--color-action-secondary-hover);
  color: var(--color-action-secondary-text);
}

.button-primary-inverse {
  background: var(--color-surface);
  color: var(--color-text);
}

.button-primary-inverse:hover {
  background: var(--slate-100);
  color: var(--color-text);
}

.button-secondary-inverse {
  background: rgba(255, 255, 255, 0.14);
  color: var(--color-text-inverse);
  border-color: rgba(255, 255, 255, 0.38);
}

.button-secondary-inverse:hover {
  background: rgba(255, 255, 255, 0.22);
  color: var(--color-text-inverse);
}

.hero {
  position: relative;
  overflow: clip;
  background: var(--slate-950);
}

.hero-backdrop {
  position: absolute;
  inset: 0;
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.02) brightness(0.92);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(2, 6, 23, 0.58) 0%, rgba(2, 6, 23, 0.40) 36%, rgba(2, 6, 23, 0.20) 68%, rgba(2, 6, 23, 0.12) 100%),
    linear-gradient(180deg, rgba(2, 6, 23, 0.14), rgba(2, 6, 23, 0.26));
}

.hero-grid {
  position: absolute;
  inset: auto 0 0 0;
  height: 16rem;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.10) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.10) 1px, transparent 1px);
  background-size: 2.5rem 2.5rem;
  mask-image: linear-gradient(to top, rgba(0, 0, 0, 0.72), transparent 80%);
}

.hero-content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(18rem, 0.95fr);
  gap: var(--space-12);
  align-items: end;
  padding-top: var(--space-24);
  padding-bottom: var(--space-20);
}

.hero-copy {
  max-width: 44rem;
  padding: var(--space-6);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-xl);
  background: rgba(2, 6, 23, 0.22);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-lg);
}

.hero-copy h1 {
  color: var(--color-text-inverse);
  text-shadow: 0 10px 24px rgba(2, 6, 23, 0.34);
}

.eyebrow {
  margin-bottom: var(--space-4);
  color: var(--color-text-subtle);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

.eyebrow-inverse {
  color: rgba(255, 255, 255, 0.88);
}

.hero-points {
  margin: 0 0 var(--space-8);
  padding-left: 0;
  list-style: none;
  display: grid;
  gap: var(--space-3);
}

.hero-points li {
  position: relative;
  padding-left: 1.25rem;
  color: rgba(255, 255, 255, 0.96);
  font-size: var(--text-lg);
  line-height: var(--leading-snug);
  max-width: 42rem;
}

.hero-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.86);
}

.hero-panel {
  align-self: stretch;
  padding: var(--space-6);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius-xl);
  background: rgba(2, 6, 23, 0.18);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-lg);
}

.hero-panel-label {
  margin-bottom: var(--space-4);
  color: rgba(255, 255, 255, 0.82);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

.hero-panel-list {
  margin: 0;
  padding-left: 1rem;
  display: grid;
  gap: var(--space-3);
  color: rgba(255, 255, 255, 0.96);
}

.section {
  padding: var(--space-20) 0;
}

.section-light {
  background: var(--color-bg);
}

.section-muted {
  background: linear-gradient(180deg, var(--color-surface-muted), var(--color-bg));
  border-top: 1px solid rgba(15, 23, 42, 0.04);
  border-bottom: 1px solid rgba(15, 23, 42, 0.04);
}

.section-heading {
  max-width: var(--content-max);
  margin-bottom: var(--space-8);
}

.section-heading-wide {
  max-width: 72rem;
}

.section-intro,
.section-copy p,
.prose-block p,
.card p,
.feature-item p,
.capability-description,
.cta-panel p,
.ingestion-panel-subtitle {
  color: var(--color-text-muted);
}

.card-grid {
  display: grid;
  gap: var(--space-4);
}

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

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

.card {
  padding: var(--space-6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
}

.card-emphasis {
  background: linear-gradient(180deg, var(--color-surface), var(--slate-50));
}

.capabilities-showcase {
  display: grid;
  gap: var(--space-6);
}

.capability-selector {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2);
}

.capability-pill {
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-muted);
  border-radius: var(--radius-md);
  padding: 0.5rem 0.75rem;
  font-size: var(--text-sm);
  font-weight: 500;
  cursor: pointer;
}

.capability-pill:hover {
  color: var(--color-text);
  background: var(--slate-100);
}

.capability-pill.is-active {
  background: var(--slate-900);
  border-color: var(--slate-900);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-sm);
}

.capability-stage {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 1fr);
  gap: var(--space-8);
  align-items: center;
}

.capability-copy {
  padding: var(--space-6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
}

.capability-count {
  margin-bottom: var(--space-4);
  color: var(--color-text-subtle);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

.capability-title {
  margin-bottom: var(--space-2);
}

.capability-headline {
  margin-bottom: var(--space-4);
  color: var(--color-text);
  font-size: var(--text-lg);
  font-weight: 600;
  line-height: var(--leading-snug);
}

.capability-description {
  margin-bottom: var(--space-5);
}

.capability-details {
  margin: 0;
  padding-left: 0;
  list-style: none;
  display: grid;
  gap: var(--space-3);
}

.capability-details li {
  position: relative;
  padding-left: 1.15rem;
  color: var(--color-text);
  font-size: var(--text-sm);
}

.capability-details li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6rem;
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 999px;
  background: var(--slate-400);
}

.capability-arrows {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-6);
}

.capability-arrow {
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text-muted);
  cursor: pointer;
}

.capability-arrow:hover {
  color: var(--color-text);
  background: var(--slate-100);
}

.capability-media {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  box-shadow: var(--shadow-md);
}

.capability-image {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.capability-dots {
  display: flex;
  justify-content: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.capability-dot {
  width: 0.5rem;
  height: 0.5rem;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: var(--slate-300);
  cursor: pointer;
}

.capability-dot.is-active {
  width: 1.75rem;
  background: var(--slate-900);
}

.ingestion-panel {
  padding: var(--space-8);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, var(--color-surface), var(--slate-50));
  box-shadow: var(--shadow-sm);
}

.ingestion-panel-title {
  margin-bottom: var(--space-1);
  font-size: var(--text-xl);
}

.ingestion-panel-subtitle {
  margin-bottom: var(--space-8);
  font-size: var(--text-sm);
}

.ingestion-rows {
  display: grid;
  gap: var(--space-4);
}

.ingestion-row {
  display: grid;
  grid-template-columns: minmax(9rem, 10rem) minmax(0, 1fr) minmax(7rem, 9rem);
  gap: var(--space-4);
  align-items: center;
}

.ingestion-platform {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-width: 0;
}

.ingestion-platform-name {
  color: var(--slate-700);
  font-size: var(--text-base);
  font-weight: 600;
}

.ingestion-platform-name-strong {
  color: var(--color-text);
}

.ingestion-dot {
  width: 0.9rem;
  height: 0.9rem;
  border-radius: 999px;
  flex-shrink: 0;
}

.ingestion-dot-claude { background: #f97316; }
.ingestion-dot-chatgpt { background: #10b981; }
.ingestion-dot-perplexity { background: #14b8a6; }
.ingestion-dot-gemini { background: #3b82f6; }
.ingestion-dot-maxwell { background: var(--slate-950); }

.ingestion-bar-track {
  height: 2rem;
  background: #eef2f7;
  border-radius: var(--radius-pill);
  overflow: hidden;
}

.ingestion-bar-fill {
  height: 100%;
  border-radius: var(--radius-pill);
}

.ingestion-bar-claude {
  width: 1.5%;
  min-width: 1.3rem;
  background: #f97316;
}

.ingestion-bar-chatgpt {
  width: 1.5%;
  min-width: 1.3rem;
  background: #10b981;
}

.ingestion-bar-perplexity {
  width: 1.5%;
  min-width: 1.3rem;
  background: #14b8a6;
}

.ingestion-bar-gemini {
  width: 3%;
  min-width: 2.75rem;
  background: #3b82f6;
}

.ingestion-bar-maxwell {
  width: 100%;
  background: var(--slate-950);
  display: flex;
  align-items: center;
}

.ingestion-infinity {
  padding-left: var(--space-4);
  color: var(--color-text-inverse);
  font-size: var(--text-base);
  font-weight: 700;
  line-height: 1;
}

.ingestion-value {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  color: var(--slate-700);
  font-size: var(--text-base);
  font-weight: 600;
  white-space: nowrap;
}

.ingestion-value-strong {
  color: var(--color-text);
}

.two-column {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: var(--space-10);
  align-items: start;
}

.section-copy {
  max-width: var(--content-max);
}

.feature-list {
  display: grid;
  gap: var(--space-4);
}

.feature-item {
  padding: var(--space-5);
  border-left: 3px solid var(--slate-300);
  background: rgba(255, 255, 255, 0.55);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
}

.feature-item h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
}

.section-prose .container {
  display: flex;
  justify-content: center;
}

.prose-block {
  max-width: var(--content-max);
}

.prose-block p {
  margin-bottom: var(--space-5);
}

.section-cta {
  background: linear-gradient(180deg, var(--slate-900), var(--slate-950));
  color: var(--color-text-inverse);
}

.section-cta h2,
.section-cta p {
  color: var(--color-text-inverse);
}

.cta-panel {
  max-width: var(--content-max);
  padding: var(--space-8);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.03);
  box-shadow: var(--shadow-lg);
}


@media (max-width: 960px) {
  :root {
    --header-height: 7.5rem;
  }

  .hero-content,
  .capability-stage,
  .two-column,
  .card-grid-3,
  .card-grid-2 {
    grid-template-columns: 1fr;
  }

  .header-inner {
    min-height: var(--header-height);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    padding: var(--space-4) 0;
    gap: var(--space-3);
    align-content: center;
  }

  .site-nav {
    order: 3;
    width: 100%;
    gap: var(--space-4);
    overflow-x: auto;
    padding-bottom: var(--space-1);
    scrollbar-width: none;
  }

  .site-nav::-webkit-scrollbar {
    display: none;
  }

  .header-actions {
    margin-left: auto;
    justify-content: flex-end;
  }

  .hero-content {
    padding-top: calc(var(--space-16) + var(--space-2));
    padding-bottom: var(--space-16);
    gap: var(--space-8);
  }

  .hero-panel {
    max-width: var(--content-max);
  }

  .ingestion-row {
    grid-template-columns: 1fr;
    gap: var(--space-2);
  }

  .ingestion-platform,
  .ingestion-value {
    justify-content: flex-start;
  }

  .ingestion-bar-track {
    height: 1.5rem;
  }

  .ingestion-panel-title {
    font-size: var(--text-lg);
  }

  .ingestion-panel-subtitle {
    font-size: var(--text-sm);
  }

  .ingestion-platform-name,
  .ingestion-value {
    font-size: var(--text-sm);
  }
}

@media (max-width: 640px) {
  :root {
    --header-height: 7rem;
  }

  h1 {
    font-size: clamp(var(--text-3xl), 9vw, 2.5rem);
  }

  h2 {
    font-size: var(--text-2xl);
  }

  .container {
    width: min(calc(100% - 1.25rem), var(--container-max));
  }

  .section {
    padding: var(--space-16) 0;
  }

  .header-inner {
    justify-content: space-between;
    gap: var(--space-3);
  }

  .header-actions {
    width: auto;
    display: flex;
    flex-wrap: nowrap;
    gap: var(--space-2);
    margin-left: auto;
  }

  .header-actions .button {
    width: auto;
    min-height: 2.75rem;
    padding: 0.75rem 0.875rem;
  }

  .hero-actions,
  .cta-actions {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-3);
  }

  .hero-actions .button,
  .cta-actions .button {
    width: 100%;
    justify-content: center;
  }

  .hero-content {
    padding-top: var(--space-16);
    padding-bottom: var(--space-12);
    gap: var(--space-6);
  }

  .hero-points li {
    font-size: var(--text-base);
  }

  .hero-copy,
  .hero-panel,
  .cta-panel,
  .card,
  .capability-copy,
  .ingestion-panel {
    padding: var(--space-5);
  }

  .hero-copy h1 {
    max-width: 8ch;
  }

  .capability-selector {
    justify-content: flex-start;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: var(--space-2);
  }

  .capability-pill {
    white-space: nowrap;
  }
}