:root {
  --plum-dark: #0e0b18;
  --plum-deep: #382858;
  --violet-blue: #282858;
  --magenta: #d82d86;
  --magenta-soft: #ff66ae;
  --lilac: #f8f6fb;
  --text: #f9f6ff;
  --muted: #bdb5cc;
  --muted-dark: #6b637b;
  --line: rgba(248, 246, 251, 0.16);
  --glass: rgba(255, 255, 255, 0.055);
  --shadow: 0 28px 80px rgba(8, 5, 18, 0.35);
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 66% 28%, rgba(168, 40, 136, 0.2), transparent 32rem),
    radial-gradient(circle at 88% 18%, rgba(120, 100, 255, 0.16), transparent 28rem),
    linear-gradient(180deg, #090712 0%, var(--plum-dark) 45%, #130f22 100%);
  letter-spacing: 0;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 2rem;
  width: min(100%, 1680px);
  margin: 0 auto;
  padding: 1.35rem clamp(1rem, 3vw, 3rem);
  background: rgba(9, 7, 18, 0.72);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  min-width: max-content;
}

.brand-mark {
  position: relative;
  width: 42px;
  height: 42px;
  border: 3px solid var(--magenta);
  border-radius: 50%;
  box-shadow: 0 0 24px rgba(216, 45, 134, 0.35);
}

.brand-mark::before {
  content: "";
  position: absolute;
  top: -8px;
  right: -2px;
  width: 15px;
  height: 9px;
  border: 3px solid var(--magenta);
  border-left: 0;
  border-bottom: 0;
  border-radius: 100% 0 100% 0;
  transform: rotate(-22deg);
}

.brand-text {
  display: grid;
  gap: 0.08rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  line-height: 1;
}

.brand-text small {
  font-size: 0.62rem;
  letter-spacing: 0.45em;
  color: var(--muted);
}

.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(1rem, 3vw, 2.7rem);
  color: rgba(249, 246, 255, 0.86);
  font-size: 0.94rem;
}

.main-nav a,
.language-switcher a {
  transition: color 180ms ease, opacity 180ms ease;
}

.main-nav a:hover,
.language-switcher a:hover {
  color: #fff;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.language-switcher {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.language-switcher [aria-current="page"] {
  color: #fff;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.35rem;
  padding: 0 1.45rem;
  border: 1px solid transparent;
  border-radius: 8px;
  font-weight: 700;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

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

.button-primary {
  background: linear-gradient(135deg, #f2207f 0%, #a82888 100%);
  color: #fff;
  box-shadow: 0 18px 45px rgba(216, 45, 134, 0.32);
}

.button-outline,
.button-ghost {
  border-color: rgba(248, 246, 251, 0.26);
  background: rgba(255, 255, 255, 0.03);
}

.button-outline:hover,
.button-ghost:hover {
  border-color: rgba(255, 102, 174, 0.72);
}

.nav-toggle {
  display: none;
}

.hero {
  width: min(100%, 1680px);
  margin: 0 auto;
  padding: clamp(4rem, 8vw, 8rem) clamp(1rem, 5vw, 5rem) clamp(3rem, 6vw, 6rem);
}

.hero-home {
  position: relative;
  display: grid;
  grid-template-columns: minmax(18rem, 0.85fr) minmax(28rem, 1.15fr);
  align-items: center;
  min-height: calc(100vh - 88px);
  gap: clamp(1.5rem, 3vw, 4rem);
}

.hero-home::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background: linear-gradient(90deg, rgba(9, 7, 18, 0.98) 0%, rgba(9, 7, 18, 0.94) 31%, rgba(9, 7, 18, 0.52) 43%, rgba(9, 7, 18, 0) 64%);
}

.hero-copy {
  position: relative;
  z-index: 3;
}

.eyebrow {
  margin: 0 0 1.4rem;
  color: #cab9ff;
  font-size: clamp(0.78rem, 1.1vw, 1rem);
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 12ch;
  margin-bottom: 1.65rem;
  font-size: clamp(3.4rem, 6.4vw, 7.8rem);
  line-height: 0.93;
  letter-spacing: 0;
}

h1 span {
  color: var(--magenta-soft);
}

h2 {
  font-size: clamp(2rem, 3.4vw, 4.25rem);
  line-height: 1.02;
  letter-spacing: 0;
}

h3 {
  font-size: clamp(1.25rem, 1.55vw, 1.75rem);
  line-height: 1.18;
}

.hero-lede {
  max-width: 38rem;
  color: rgba(249, 246, 255, 0.78);
  font-size: clamp(1.05rem, 1.45vw, 1.34rem);
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2.2rem;
}

.hero-system {
  position: relative;
  z-index: 1;
  min-height: clamp(32rem, 50vw, 52rem);
  overflow: visible;
}

.hero-system::before {
  content: "";
  position: absolute;
  inset: 5% 0 4% 2%;
  background:
    radial-gradient(circle at 48% 46%, rgba(255, 102, 174, 0.2), transparent 30%),
    radial-gradient(circle at 68% 52%, rgba(160, 126, 255, 0.24), transparent 38%),
    linear-gradient(90deg, transparent 0%, rgba(14, 11, 24, 0.22) 24%, rgba(14, 11, 24, 0) 100%);
  filter: blur(12px);
}

.webgl-fallback {
  position: absolute;
  inset: 10% 2% 5% 7%;
  z-index: 0;
  opacity: 0.36;
  background:
    radial-gradient(circle at 48% 50%, rgba(255, 102, 174, 0.34), transparent 18%),
    radial-gradient(circle at 58% 44%, rgba(190, 154, 255, 0.24), transparent 28%),
    repeating-radial-gradient(ellipse at 58% 72%, rgba(190, 154, 255, 0.18) 0 1px, transparent 1px 34px);
  filter: blur(0.2px);
}

.hero-video {
  position: absolute;
  inset: -8% -18% -8% -34%;
  z-index: 1;
  width: 154%;
  height: 116%;
  object-fit: cover;
  object-position: 58% 50%;
  border: 0;
  opacity: 0.94;
  filter: saturate(1.08) contrast(1.04) brightness(0.96) drop-shadow(0 34px 90px rgba(168, 40, 136, 0.42));
  -webkit-mask-image:
    linear-gradient(90deg, transparent 0%, #000 22%, #000 88%, transparent 100%),
    linear-gradient(180deg, transparent 0%, #000 13%, #000 88%, transparent 100%);
  -webkit-mask-composite: source-in;
  mask-image:
    linear-gradient(90deg, transparent 0%, #000 22%, #000 88%, transparent 100%),
    linear-gradient(180deg, transparent 0%, #000 13%, #000 88%, transparent 100%);
  mask-composite: intersect;
}

.system-label {
  position: absolute;
  z-index: 2;
  right: 0;
  display: grid;
  gap: 0.18rem;
  min-width: 13rem;
  padding-left: 1.25rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.system-label::before {
  content: "";
  position: absolute;
  top: 0.75rem;
  right: calc(100% - 0.15rem);
  width: 8rem;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--magenta-soft));
}

.system-label strong {
  color: #fff;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.label-top { top: 22%; }
.label-mid { top: 40%; }
.label-data { top: 58%; }
.label-auto { top: 72%; }

.section {
  padding: clamp(4.5rem, 8vw, 8rem) clamp(1rem, 5vw, 5rem);
}

.section > * {
  width: min(100%, 1440px);
  margin-left: auto;
  margin-right: auto;
}

.section-light {
  color: #171020;
  background: var(--lilac);
}

.section-light .eyebrow {
  color: var(--magenta);
}

.section-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(18rem, 0.7fr);
  gap: clamp(2rem, 6vw, 7rem);
}

.pain-list {
  display: grid;
  gap: 1rem;
  align-content: end;
  color: #3e3650;
  font-size: clamp(1.05rem, 1.35vw, 1.3rem);
  line-height: 1.65;
}

.compare {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 1rem;
}

.compare article,
.card,
.proof-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--glass);
  box-shadow: var(--shadow);
}

.compare article {
  padding: clamp(1.5rem, 3vw, 3rem);
}

.compare .featured {
  border-color: rgba(255, 102, 174, 0.42);
  background:
    linear-gradient(135deg, rgba(216, 45, 134, 0.16), rgba(130, 102, 255, 0.08)),
    rgba(255, 255, 255, 0.045);
}

.compare-kicker {
  display: block;
  margin-bottom: 1rem;
  color: var(--magenta-soft);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.compare p,
.card p,
.proof-grid p,
.timeline p,
.site-footer p {
  color: var(--muted);
  line-height: 1.65;
}

.section-heading {
  max-width: 880px;
  margin-bottom: 3rem;
}

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

.card {
  min-height: 17rem;
  padding: clamp(1.4rem, 2.4vw, 2.2rem);
  background: #fff;
  color: #171020;
  box-shadow: 0 20px 60px rgba(56, 40, 88, 0.08);
}

.card p {
  color: var(--muted-dark);
}

.inline-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  margin-top: 1rem;
  padding: 1.4rem;
  border: 1px solid rgba(56, 40, 88, 0.12);
  border-radius: 8px;
  background: #fff;
  color: #171020;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.75rem;
  padding: 0;
  list-style: none;
}

.timeline li {
  min-height: 15rem;
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
}

.timeline span {
  display: block;
  margin-bottom: 2.5rem;
  color: var(--magenta-soft);
  font-weight: 800;
}

.timeline strong {
  display: block;
  margin-bottom: 0.6rem;
}

.section-proof {
  background:
    radial-gradient(circle at 22% 40%, rgba(216, 45, 134, 0.15), transparent 24rem),
    #100c1d;
}

.proof-panel {
  padding: clamp(2rem, 5vw, 5rem);
}

.proof-panel h2 {
  max-width: 980px;
}

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

.proof-grid p {
  margin: 0;
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.045);
}

.proof-grid strong {
  color: #fff;
}

.final-cta {
  text-align: center;
}

.final-cta h2 {
  max-width: 880px;
}

.final-cta .hero-actions {
  justify-content: center;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  padding: 2.5rem clamp(1rem, 5vw, 5rem);
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
}

.page-hero {
  width: min(100%, 1180px);
  margin: 0 auto;
  padding: clamp(5rem, 9vw, 9rem) clamp(1rem, 5vw, 5rem) clamp(3rem, 5vw, 5rem);
}

.page-hero h1 {
  max-width: 13ch;
}

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

.form-shell {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(1rem, 4vw, 3rem);
}

.diagnostic-form {
  display: grid;
  gap: 1rem;
}

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

label {
  display: grid;
  gap: 0.45rem;
  color: #251a35;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  min-height: 3rem;
  border: 1px solid rgba(56, 40, 88, 0.18);
  border-radius: 8px;
  padding: 0.85rem 1rem;
  background: #fff;
  color: #171020;
  font: inherit;
}

textarea {
  min-height: 9rem;
  resize: vertical;
}

.form-note {
  color: var(--muted-dark);
  line-height: 1.6;
}

@media (max-width: 1100px) {
  .site-header {
    grid-template-columns: auto auto;
  }

  .nav-toggle {
    display: inline-grid;
    gap: 0.35rem;
    justify-self: end;
    width: 2.75rem;
    height: 2.75rem;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.04);
  }

  .nav-toggle span {
    width: 1.1rem;
    height: 2px;
    margin: auto;
    background: #fff;
  }

  .main-nav,
  .header-actions {
    display: none;
  }

  .site-header.is-open .main-nav,
  .site-header.is-open .header-actions {
    display: flex;
    grid-column: 1 / -1;
    justify-content: flex-start;
    flex-wrap: wrap;
  }

  .hero-home,
  .section-grid,
  .form-shell {
    grid-template-columns: 1fr;
  }

  .hero-system {
    min-height: 34rem;
  }

  .timeline,
  .capability-grid,
  .proof-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 720px) {
  body {
    overflow-x: hidden;
  }

  .site-header {
    width: 100%;
    gap: 1rem;
  }

  .brand-text {
    font-size: 0.82rem;
  }

  h1 {
    max-width: 21rem;
    font-size: clamp(2.75rem, 13vw, 3.65rem);
    line-height: 1;
  }

  .hero {
    padding-top: 3rem;
    padding-left: 1rem;
    padding-right: 1rem;
    width: 100%;
    max-width: 100%;
    overflow: hidden;
  }

  .hero-home {
    display: block;
  }

  .hero-copy {
    min-width: 0;
    width: 100%;
  }

  .hero-lede {
    max-width: 20.5rem;
    font-size: 1rem;
  }

  .hero-actions {
    display: grid;
    max-width: 20.5rem;
  }

  .hero-system {
    min-height: 26rem;
    max-width: 100%;
    overflow: hidden;
  }

  .hero-video {
    inset: -2% -80% 0 -72%;
    width: 245%;
    height: 108%;
    object-position: 54% 50%;
  }

  .system-label {
    display: none;
  }

  .compare,
  .timeline,
  .capability-grid,
  .proof-grid,
  .content-grid,
  .field-grid {
    grid-template-columns: 1fr;
  }

  .inline-cta,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }
}