:root {
  --bg-deep: #120818;
  --bg-surface: #1a0f24;
  --bg-elevated: #231530;
  --bg-card: #2a1838;
  --text-primary: #f5eef8;
  --text-secondary: #c4b0d4;
  --text-muted: #8b7399;
  --purple: #9d6fd4;
  --purple-bright: #b794f6;
  --purple-dim: #5c3d7a;
  --orange: #f97316;
  --orange-soft: #fb923c;
  --orange-dim: #c2410c;
  --border: rgba(183, 148, 246, 0.12);
  --border-strong: rgba(249, 115, 22, 0.25);
  --font-serif: "Instrument Serif", Georgia, serif;
  --font-sans: "DM Sans", system-ui, sans-serif;
  --max-width: 1120px;
  --radius: 6px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text-secondary);
  background: var(--bg-deep);
  -webkit-font-smoothing: antialiased;
}

.container {
  width: min(100% - 2.5rem, var(--max-width));
  margin-inline: auto;
}

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

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(18, 8, 24, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 0;
}

.logo {
  display: inline-flex;
  align-items: center;
}

.wordmark {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 400;
  color: var(--text-primary);
  letter-spacing: 0.01em;
  line-height: 1;
}

.wordmark--footer {
  font-size: 1.4rem;
  opacity: 0.92;
}

.nav {
  display: flex;
  gap: 2rem;
}

.nav a {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color 0.2s;
}

.nav a:hover {
  color: var(--orange-soft);
}

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  padding: 5rem 0 6rem;
  background:
    radial-gradient(ellipse 80% 60% at 70% -10%, rgba(157, 111, 212, 0.18), transparent),
    radial-gradient(ellipse 50% 40% at 10% 80%, rgba(249, 115, 22, 0.08), transparent),
    var(--bg-deep);
}

.hero-lines {
  position: absolute;
  right: -2%;
  top: 50%;
  transform: translateY(-48%);
  width: min(42vw, 380px);
  pointer-events: none;
  z-index: 0;
}

.hero-lines-svg {
  display: block;
  width: 100%;
  height: auto;
  opacity: 0.92;
}

.hero-lines-fill {
  fill: rgba(157, 111, 212, 0.07);
  stroke: none;
}

.hero-line {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.hero-line--purple {
  stroke: var(--purple);
  stroke-width: 2;
  opacity: 0.85;
}

.hero-line--orange {
  stroke: var(--orange);
  stroke-width: 2.5;
  opacity: 0.95;
}

.hero-line--arrow {
  stroke-width: 2.5;
}

.hero-node--purple {
  fill: var(--purple);
  opacity: 0.9;
}

.hero-node--orange {
  fill: var(--orange);
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: start;
}

.hero-brand {
  margin: 0 0 2.25rem;
}

.wordmark--hero {
  display: block;
  font-size: clamp(2.75rem, 6vw, 4rem);
  margin-bottom: 0.6rem;
}

.hero-tagline {
  font-size: 0.95rem;
  letter-spacing: 0.03em;
  color: var(--text-secondary);
  margin: 0;
}

.eyebrow {
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--orange-soft);
  margin: 0 0 1.25rem;
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 400;
  line-height: 1.12;
  color: var(--text-primary);
  margin: 0 0 1.5rem;
  max-width: 18ch;
}

.lead {
  font-size: 1.1rem;
  max-width: 52ch;
  margin: 0 0 2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  padding: 0.75rem 1.35rem;
  font-size: 0.92rem;
  font-weight: 500;
  border-radius: var(--radius);
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.btn-primary {
  background: var(--orange);
  color: #1a0f24;
}

.btn-primary:hover {
  background: var(--orange-soft);
}

.btn-ghost {
  border: 1px solid var(--border-strong);
  color: var(--text-primary);
}

.btn-ghost:hover {
  border-color: var(--orange);
  color: var(--orange-soft);
}

.hero-meta {
  font-size: 0.82rem;
  color: var(--text-muted);
  letter-spacing: 0.02em;
  margin: 0;
}

.hero-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-left: 3px solid var(--purple);
  border-radius: var(--radius);
  padding: 1.75rem;
  margin-top: 2rem;
}

.hero-card-label {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--purple-bright);
  margin-bottom: 1rem;
}

.hero-tracks {
  margin: 0;
  padding: 0;
  list-style: none;
}

.hero-track {
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
  padding: 1.1rem 0;
  border-top: 1px solid var(--border);
}

.hero-track:first-child {
  border-top: none;
  padding-top: 0;
}

.hero-track-marker {
  flex-shrink: 0;
  width: 3px;
  height: 2.25rem;
  margin-top: 0.2rem;
  border-radius: 2px;
  background: var(--orange);
}

.hero-track-marker--purple {
  background: var(--purple-bright);
}

.hero-track-title {
  display: block;
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 0.3rem;
}

.hero-track-desc {
  display: block;
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Sections */
.section {
  padding: 5.5rem 0;
  border-top: 1px solid var(--border);
}

.section-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--orange);
  margin: 0 0 1rem;
}

.section h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.85rem, 3.5vw, 2.6rem);
  font-weight: 400;
  line-height: 1.2;
  color: var(--text-primary);
  margin: 0 0 1.25rem;
  max-width: 28ch;
  text-wrap: balance;
}

.heading-wide {
  max-width: 36ch;
}

.section-intro {
  max-width: 62ch;
  margin: 0 0 3rem;
  font-size: 1.05rem;
}

/* Stages */
.stages {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 2rem;
}

.stage {
  background: var(--bg-surface);
  padding: 1.75rem 1.5rem;
  position: relative;
}

.stage-highlight {
  background: var(--bg-card);
  border-top: 2px solid var(--orange);
}

.stage-num {
  display: block;
  font-size: 0.75rem;
  color: var(--purple);
  letter-spacing: 0.06em;
  margin-bottom: 0.75rem;
}

.stage h3 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--text-primary);
  margin: 0 0 0.65rem;
}

.stage p {
  font-size: 0.9rem;
  margin: 0;
  line-height: 1.55;
}

.stage-badge {
  display: inline-block;
  margin-top: 1rem;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--orange-soft);
  border: 1px solid var(--border-strong);
  padding: 0.35rem 0.6rem;
  border-radius: 3px;
}

.method-footer {
  font-size: 0.92rem;
  color: var(--text-muted);
  margin: 0;
}

.method-footer strong {
  color: var(--text-primary);
}

/* Split / steps */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.steps li {
  padding: 1.75rem 0;
  border-top: 1px solid var(--border);
}

.steps li:first-child {
  border-top: none;
  padding-top: 0;
}

.step-marker {
  display: block;
  font-size: 0.78rem;
  color: var(--purple);
  margin-bottom: 0.5rem;
}

.steps h4,
.principle h4 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 0.5rem;
}

.steps p,
.principle p {
  margin: 0;
  font-size: 0.95rem;
}

/* Offerings */
.section-offerings {
  background: var(--bg-surface);
}

.offerings-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.offering {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
}

.offering-featured {
  border-color: var(--border-strong);
  background: var(--bg-card);
  grid-column: span 2;
}

.offering-tag {
  display: inline-block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--purple-bright);
  margin-bottom: 0.75rem;
}

.offering h3 {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-weight: 400;
  color: var(--text-primary);
  margin: 0 0 0.35rem;
}

.offering-meta {
  font-size: 0.85rem;
  color: var(--orange-soft);
  margin: 0 0 1rem;
}

.offering > p {
  font-size: 0.95rem;
  margin: 0 0 1.25rem;
}

.offering ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.offering li {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.9rem;
  margin-bottom: 0.55rem;
}

.offering li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  background: var(--orange);
  border-radius: 50%;
}

/* Products */
.section-products {
  background: var(--bg-surface);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.75rem;
}

.product-tile {
  display: flex;
  flex-direction: column;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.2s, transform 0.2s;
}

.product-tile:hover {
  border-color: var(--border-strong);
  transform: translateY(-3px);
}

.product-tile-media {
  aspect-ratio: 16 / 10;
  background: var(--bg-deep);
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}

.product-tile-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: top center;
}

.product-tile-media--training {
  background:
    radial-gradient(ellipse 80% 80% at 80% 20%, rgba(249, 115, 22, 0.15), transparent),
    radial-gradient(ellipse 60% 60% at 20% 80%, rgba(157, 111, 212, 0.2), transparent),
    var(--bg-card);
}

.product-tile-placeholder {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  height: 100%;
  padding: 2rem;
}

.product-tile-placeholder-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--purple-bright);
  margin-bottom: 0.5rem;
}

.product-tile-placeholder-title {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  color: var(--text-primary);
}

.product-tile-body {
  padding: 1.5rem 1.75rem 1.75rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-tile-type {
  display: inline-block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.6rem;
}

.product-tile-type--platform {
  color: var(--orange-soft);
}

.product-tile-type--training {
  color: var(--purple-bright);
}

.product-tile h3 {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-weight: 400;
  color: var(--text-primary);
  margin: 0 0 0.65rem;
}

.product-tile p {
  font-size: 0.92rem;
  margin: 0 0 1.25rem;
  flex: 1;
}

.product-tile-cta {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--orange-soft);
}

.product-tile:hover .product-tile-cta {
  color: var(--orange);
}

/* Case study pages */
.case-study-hero {
  padding: 4rem 0 3rem;
  border-bottom: 1px solid var(--border);
}

.case-study-back {
  display: inline-block;
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  transition: color 0.2s;
}

.case-study-back:hover {
  color: var(--orange-soft);
}

.case-study-type {
  display: inline-block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--orange-soft);
  margin-bottom: 0.75rem;
}

.case-study-type--training {
  color: var(--purple-bright);
}

.case-study-hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 4.5vw, 3.2rem);
  font-weight: 400;
  color: var(--text-primary);
  margin: 0 0 1rem;
  max-width: 22ch;
}

.case-study-lead {
  font-size: 1.1rem;
  max-width: 58ch;
  margin: 0;
}

.case-study-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.case-study-meta dt {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.case-study-meta dd {
  margin: 0;
  font-size: 0.92rem;
  color: var(--text-primary);
}

.case-study-content {
  padding: 4rem 0 5rem;
}

.case-study-content h2 {
  font-family: var(--font-serif);
  font-size: 1.65rem;
  font-weight: 400;
  color: var(--text-primary);
  margin: 2.5rem 0 1rem;
  max-width: none;
}

.case-study-content h2:first-child {
  margin-top: 0;
}

.case-study-content p {
  max-width: 62ch;
  margin: 0 0 1rem;
}

.case-study-content ul {
  margin: 0 0 1.5rem;
  padding: 0;
  list-style: none;
  max-width: 62ch;
}

.case-study-content li {
  position: relative;
  padding-left: 1.1rem;
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
}

.case-study-content li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  background: var(--purple);
  border-radius: 50%;
}

.case-study-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin: 2rem 0;
  max-width: 100%;
}

.case-study-gallery figure {
  margin: 0;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.case-study-gallery img {
  display: block;
  width: 100%;
  height: auto;
  vertical-align: middle;
}

.case-study-gallery figcaption {
  font-size: 0.82rem;
  color: var(--text-muted);
  padding: 0.75rem 1rem 1rem;
  margin: 0;
}

.case-study-outcomes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin: 2rem 0;
}

.case-study-outcome {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.case-study-outcome strong {
  display: block;
  color: var(--text-primary);
  font-size: 0.95rem;
  margin-bottom: 0.35rem;
}

.case-study-outcome span {
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* Expertise */
.expertise-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.expertise-block h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 0.75rem;
}

.expertise-block p {
  font-size: 0.92rem;
  margin: 0;
}

/* Principles */
.section-principles {
  background: var(--bg-surface);
}

.principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}

.principle {
  padding-top: 1.5rem;
  border-top: 2px solid var(--purple-dim);
}

/* Deliver */
.deliver-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}

.deliver-label {
  display: block;
  font-size: 0.78rem;
  color: var(--purple);
  margin-bottom: 0.5rem;
}

.deliver-grid h4 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--text-primary);
  margin: 0 0 0.65rem;
}

.deliver-grid p {
  font-size: 0.92rem;
  margin: 0;
}

/* CTA */
.section-cta {
  background:
    radial-gradient(ellipse 70% 80% at 50% 100%, rgba(249, 115, 22, 0.12), transparent),
    var(--bg-deep);
  padding: 6rem 0;
}

.cta-inner {
  text-align: center;
  max-width: 640px;
}

.cta-inner h2 {
  max-width: none;
  margin-inline: auto;
}

.cta-inner p {
  font-size: 1.05rem;
  margin: 0 0 2rem;
}

.cta-actions {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-inner p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Scroll reveal bounce */
@media (prefers-reduced-motion: no-preference) {
  .scroll-reveal {
    opacity: 0;
    transform: translateY(28px);
  }

  .scroll-reveal.is-visible {
    animation: section-bounce-in 1.5s cubic-bezier(0.22, 0.85, 0.35, 1) forwards;
  }

  @keyframes section-bounce-in {
    0% {
      opacity: 0;
      transform: translateY(28px);
    }
    40% {
      opacity: 1;
      transform: translateY(-5px);
    }
    65% {
      transform: translateY(2px);
    }
    82% {
      transform: translateY(-1px);
    }
    100% {
      opacity: 1;
      transform: translateY(0);
    }
  }
}

@media (prefers-reduced-motion: reduce) {
  .scroll-reveal {
    opacity: 1;
    transform: none;
  }
}

/* Responsive */
@media (max-width: 960px) {
  .hero-grid,
  .split,
  .stages,
  .offerings-grid,
  .products-grid,
  .case-study-gallery,
  .case-study-outcomes,
  .offering-featured,
  .expertise-grid,
  .principles,
  .deliver-grid {
    grid-template-columns: 1fr;
  }

  .offering-featured {
    display: block;
  }

  .offering-featured ul {
    grid-column: auto;
    grid-row: auto;
    margin-top: 1.25rem;
  }

  .nav {
    gap: 1.25rem;
  }

  .hero h1 {
    max-width: none;
  }

  .hero-aside {
    order: -1;
  }

  .hero-lines {
    width: min(50vw, 300px);
    right: -6%;
    top: 0;
    transform: none;
    opacity: 0.55;
  }

  .hero-card {
    margin-top: 0;
    margin-bottom: 1rem;
  }
}

@media (max-width: 600px) {
  .nav a:not(:last-child) {
    display: none;
  }

  .hero {
    padding-top: 3rem;
  }

  .hero-lines {
    width: 180px;
    right: -10%;
    opacity: 0.3;
  }

  .section {
    padding: 4rem 0;
  }
}