:root {
  --bg: #f2efe6;
  --panel: rgba(12, 32, 44, 0.9);
  --panel-soft: rgba(255, 248, 234, 0.82);
  --text: #10202c;
  --text-inverse: #f9f5eb;
  --muted: #586672;
  --accent: #d66a3d;
  --accent-strong: #a74924;
  --accent-soft: rgba(214, 106, 61, 0.14);
  --line: rgba(16, 32, 44, 0.12);
  --shadow: 0 24px 60px rgba(14, 28, 36, 0.16);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 999px;
  --max-width: 1180px;
  --font-display: "Space Grotesk", "Avenir Next", "Segoe UI", sans-serif;
  --font-body: "IBM Plex Sans", "Segoe UI", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(214, 106, 61, 0.18), transparent 28%),
    radial-gradient(circle at 85% 15%, rgba(25, 92, 122, 0.14), transparent 24%),
    linear-gradient(180deg, #f7f2e8 0%, #efe6d4 100%);
  min-height: 100vh;
}

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

button,
a.button {
  font: inherit;
}

.site-shell {
  width: min(calc(100% - 2rem), var(--max-width));
  margin: 0 auto;
  padding: 1rem 0 4rem;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0 1.25rem;
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
}

.brand-mark {
  width: 2.6rem;
  height: 2.6rem;
  display: grid;
  place-items: center;
  border-radius: 0.9rem;
  background: linear-gradient(135deg, var(--accent), #f0b35f);
  color: white;
  font-family: var(--font-display);
  font-weight: 700;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  font-size: 0.92rem;
}

.brand-copy strong,
h1,
h2,
h3 {
  font-family: var(--font-display);
  letter-spacing: -0.03em;
}

.brand-copy span:last-child,
.topnav a,
.hero-text,
.section-heading p,
.feature-list,
.demo-step p,
.assurance-grid p,
.cta-panel p {
  color: var(--muted);
}

.topnav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.topnav a {
  padding: 0.65rem 0.95rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.55);
}

.hero,
.story-section,
.demo-section,
.assurance-section,
.cta-section {
  margin-top: 2rem;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.9fr);
  gap: 1.4rem;
  align-items: stretch;
}

.hero-copy,
.hero-panel,
.slideshow,
.demo-step,
.assurance-grid article,
.cta-panel {
  border: 1px solid rgba(255, 255, 255, 0.58);
  box-shadow: var(--shadow);
}

.hero-copy,
.slideshow,
.demo-step,
.assurance-grid article,
.cta-panel {
  background: rgba(255, 251, 243, 0.76);
  backdrop-filter: blur(20px);
}

.hero-copy {
  padding: 2.2rem;
  border-radius: var(--radius-lg);
}

.eyebrow,
.slide-kicker,
.meta-label,
.stat-label {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-strong);
}

h1 {
  margin: 0.4rem 0 1rem;
  font-size: clamp(2.6rem, 6vw, 5.4rem);
  line-height: 0.98;
}

.hero-text {
  font-size: 1.08rem;
  max-width: 42rem;
}

.hero-actions,
.cta-actions,
.slideshow-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.button,
.control-button,
.slide-dot {
  transition: transform 180ms ease, background-color 180ms ease, color 180ms ease, border-color 180ms ease;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.8rem 1.15rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  font-weight: 600;
}

.button-primary {
  background: linear-gradient(135deg, var(--accent), #f0b35f);
  color: white;
}

.button-secondary,
.control-button {
  background: rgba(255, 255, 255, 0.62);
  border-color: rgba(16, 32, 44, 0.1);
  color: var(--text);
}

.button:hover,
.control-button:hover,
.slide-dot:hover {
  transform: translateY(-1px);
}

.hero-points {
  display: grid;
  gap: 0.7rem;
  padding: 0;
  margin: 1.5rem 0 0;
  list-style: none;
}

.hero-points li::before,
.feature-list li::before {
  content: "";
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), #f0b35f);
  flex: 0 0 auto;
  margin-top: 0.35rem;
}

.hero-points li,
.feature-list li {
  display: flex;
  gap: 0.7rem;
}

.hero-panel {
  padding: 1.4rem;
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(9, 24, 34, 0.92), rgba(19, 48, 63, 0.9)),
    linear-gradient(135deg, rgba(214, 106, 61, 0.2), transparent);
  color: var(--text-inverse);
}

.hero-stat + .hero-stat {
  margin-top: 1.15rem;
  padding-top: 1.15rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.section-heading {
  margin-bottom: 1.2rem;
  max-width: 46rem;
}

.section-heading h2 {
  margin: 0.3rem 0 0.75rem;
  font-size: clamp(2rem, 4vw, 3.3rem);
}

.slideshow {
  padding: 1.25rem;
  border-radius: var(--radius-lg);
}

.slideshow-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.meta-progress {
  width: min(100%, 18rem);
  height: 0.55rem;
  background: rgba(16, 32, 44, 0.08);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.meta-progress span {
  display: block;
  height: 100%;
  width: 12.5%;
  border-radius: inherit;
  background: linear-gradient(135deg, var(--accent), #f0b35f);
}

.slides {
  position: relative;
  min-height: 28rem;
}

.slide {
  display: none;
  grid-template-columns: minmax(0, 1.15fr) minmax(250px, 0.85fr);
  gap: 1.25rem;
  align-items: stretch;
}

.slide.is-active {
  display: grid;
}

.slide-content,
.slide-visual {
  border-radius: calc(var(--radius-lg) - 4px);
  min-height: 100%;
}

.slide-content {
  padding: 1.5rem;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(16, 32, 44, 0.08);
}

.slide-content h3 {
  margin: 0.25rem 0 0.75rem;
  font-size: clamp(1.6rem, 3vw, 2.5rem);
}

.feature-list {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 0.8rem;
}

.slide-visual {
  padding: 1.4rem;
  background:
    linear-gradient(140deg, rgba(214, 106, 61, 0.18), rgba(12, 32, 44, 0.9)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.1), transparent);
  color: var(--text-inverse);
  display: grid;
  align-content: center;
  gap: 0.9rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

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

.stack-chip,
.role-grid span,
.future-grid span,
.flow-rail span,
.timeline-card span {
  padding: 0.85rem 1rem;
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.12);
  text-align: center;
  font-weight: 600;
}

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

.metric-grid div,
.split-panel div {
  padding: 1rem;
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.12);
}

.metric-grid strong,
.split-panel strong {
  display: block;
  font-size: 1.2rem;
  margin-bottom: 0.25rem;
}

.assistant-card {
  align-content: start;
}

.assistant-card p {
  margin: 0;
  padding: 1rem;
  border-radius: 1.2rem 1.2rem 1.2rem 0.25rem;
  background: rgba(255, 255, 255, 0.14);
  font-size: 1.05rem;
}

.assistant-card span {
  color: rgba(249, 245, 235, 0.76);
}

.flow-rail,
.timeline-card {
  grid-template-columns: 1fr;
}

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

.slideshow-controls {
  align-items: center;
  justify-content: space-between;
  margin-top: 1rem;
}

.control-button {
  min-height: 2.85rem;
  padding: 0.7rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(16, 32, 44, 0.1);
  cursor: pointer;
}

.slide-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  justify-content: center;
}

.slide-dot {
  width: 0.95rem;
  height: 0.95rem;
  padding: 0;
  border-radius: 999px;
  border: 1px solid rgba(16, 32, 44, 0.18);
  background: rgba(255, 255, 255, 0.55);
  cursor: pointer;
}

.slide-dot.is-active {
  background: var(--accent);
  border-color: var(--accent);
}

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

.demo-step,
.assurance-grid article,
.cta-panel {
  padding: 1.4rem;
  border-radius: var(--radius-lg);
}

.demo-index {
  display: inline-grid;
  place-items: center;
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-weight: 700;
}

.cta-panel {
  background:
    linear-gradient(160deg, rgba(12, 32, 44, 0.96), rgba(28, 65, 84, 0.94)),
    linear-gradient(135deg, rgba(214, 106, 61, 0.14), transparent);
  color: var(--text-inverse);
}

.cta-panel p,
.cta-panel .eyebrow {
  color: rgba(249, 245, 235, 0.8);
}

.cta-panel h2 {
  margin: 0.4rem 0 0.8rem;
  font-size: clamp(2rem, 4vw, 3.2rem);
}

:focus-visible {
  outline: 3px solid rgba(214, 106, 61, 0.45);
  outline-offset: 3px;
}

@media (max-width: 960px) {
  .hero,
  .slide,
  .demo-steps,
  .assurance-grid {
    grid-template-columns: 1fr;
  }

  .slides {
    min-height: 0;
  }

  .slideshow-meta,
  .slideshow-controls,
  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .meta-progress {
    width: 100%;
  }
}

@media (max-width: 640px) {
  .site-shell {
    width: min(calc(100% - 1rem), var(--max-width));
    padding-top: 0.5rem;
  }

  .hero-copy,
  .hero-panel,
  .slideshow,
  .demo-step,
  .assurance-grid article,
  .cta-panel {
    padding: 1.1rem;
  }

  h1 {
    font-size: clamp(2.2rem, 12vw, 3.4rem);
  }

  .section-heading h2,
  .cta-panel h2,
  .slide-content h3 {
    font-size: clamp(1.7rem, 8vw, 2.4rem);
  }

  .topnav {
    width: 100%;
  }

  .topnav a,
  .button,
  .control-button {
    width: 100%;
  }

  .stack-card,
  .role-grid,
  .future-grid,
  .metric-grid,
  .split-panel {
    grid-template-columns: 1fr;
  }

  .slide-nav {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .button,
  .control-button,
  .slide-dot {
    transition: none;
  }
}