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

:root {
  --bg: #0d0817;
  --bg-elevated: #140f23;
  --bg-panel: rgba(27, 18, 45, 0.82);
  --bg-soft: rgba(255, 255, 255, 0.04);
  --text: #f4efff;
  --text-muted: #b8adc9;
  --text-dim: #8d82a0;
  --line: rgba(255, 255, 255, 0.1);
  --purple: #8a5cff;
  --purple-bright: #ad89ff;
  --purple-soft: rgba(138, 92, 255, 0.16);
  --magenta: #d96cff;
  --surface-glow: radial-gradient(circle at top left, rgba(161, 99, 255, 0.22), transparent 50%);
  --surface-glow-alt: radial-gradient(circle at top right, rgba(217, 108, 255, 0.14), transparent 40%);
  --shadow-lg: 0 24px 60px rgba(4, 1, 12, 0.45);
  --shadow-md: 0 18px 40px rgba(4, 1, 12, 0.3);
  --radius: 18px;
  --radius-lg: 28px;
  --max-width: 1180px;
  --font-body: "IBM Plex Sans", "Segoe UI", sans-serif;
  --font-heading: "Space Grotesk", "IBM Plex Sans", sans-serif;
  --pointer-x: 72vw;
  --pointer-y: 18vh;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: var(--font-body);
  color: var(--text);
  background:
    linear-gradient(180deg, #120b21 0%, #0d0817 18%, #0a0713 100%);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    var(--surface-glow),
    var(--surface-glow-alt),
    linear-gradient(180deg, rgba(255, 255, 255, 0.03) 0, transparent 14%),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size:
    auto,
    auto,
    auto,
    48px 48px,
    48px 48px;
  background-position:
    center,
    center,
    center,
    center,
    center;
  opacity: 1;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 15% 15%, rgba(138, 92, 255, 0.22), transparent 24%),
    radial-gradient(circle at 82% 10%, rgba(217, 108, 255, 0.18), transparent 18%),
    radial-gradient(circle at 60% 80%, rgba(138, 92, 255, 0.12), transparent 20%);
  pointer-events: none;
}

.grid-highlight {
  display: none;
}

main {
  display: block;
}

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

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

a:hover {
  text-decoration: none;
}

.container {
  width: min(100%, var(--max-width));
  margin: 0 auto;
  padding: 0 1.25rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  background: rgba(8, 6, 14, 0.72);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.site-header .container {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  color: var(--text);
  font-weight: 700;
}

.logo-mark {
  width: 2.25rem;
  height: 2.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.85rem;
  background: linear-gradient(145deg, var(--purple), #5f3cff);
  box-shadow: 0 12px 26px rgba(138, 92, 255, 0.35);
  font-family: var(--font-heading);
  font-size: 1rem;
}

.logo-text {
  font-family: var(--font-heading);
  letter-spacing: -0.03em;
  font-size: 1.25rem;
}

.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  padding: 0.25rem;
  background: transparent;
  border: 0;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  border-radius: 999px;
  background: var(--text);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.site-nav {
  display: none;
  position: absolute;
  top: 76px;
  left: 0;
  right: 0;
  padding: 1rem 1.25rem 1.25rem;
  background: rgba(9, 7, 15, 0.96);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.site-nav.is-open {
  display: grid;
  gap: 0.5rem;
}

.site-nav a {
  padding: 0.8rem 0.95rem;
  border-radius: 0.95rem;
  color: var(--text-muted);
  font-weight: 500;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}

.site-nav .nav-cta {
  background: linear-gradient(135deg, var(--purple), var(--magenta));
  color: #fff;
  text-align: center;
  box-shadow: 0 10px 24px rgba(138, 92, 255, 0.28);
}

.site-nav .nav-cta:hover {
  background: linear-gradient(135deg, var(--purple-bright), var(--magenta));
}

.hero,
.page-hero {
  padding: 4.75rem 0 2.5rem;
}

.hero-shell,
.page-shell {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(140deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02)),
    linear-gradient(180deg, rgba(19, 14, 31, 0.9), rgba(12, 9, 21, 0.92));
  box-shadow: var(--shadow-lg);
}

.hero-shell::before,
.page-shell::before {
  content: "";
  position: absolute;
  inset: auto auto -12% -6%;
  width: 240px;
  height: 240px;
  background: radial-gradient(circle, rgba(138, 92, 255, 0.24), transparent 66%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 2rem;
  padding: 2rem 1.5rem;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.38rem 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-muted);
  font-size: 0.82rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.hero h1,
.page-hero h1,
.section-heading h2,
.card h3,
.case-study h2,
.quote-panel h2,
.about-panel h2,
.faq h2 {
  font-family: var(--font-heading);
  letter-spacing: -0.04em;
}

.hero h1,
.page-hero h1 {
  margin: 1rem 0 1rem;
  font-size: clamp(2.5rem, 6vw, 4.9rem);
  line-height: 0.98;
  max-width: 11ch;
}

.hero p,
.page-hero p,
.section-intro,
.card p,
.case-study p,
.about-panel p,
.quote-panel p,
.faq details,
.supporting-copy {
  color: var(--text-muted);
}

.hero p {
  max-width: 44rem;
  margin-bottom: 1.65rem;
  font-size: 1.05rem;
}

.hero-actions,
.dual-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.button,
button,
input,
textarea,
select {
  font: inherit;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 48px;
  padding: 0.8rem 1.15rem;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

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

.button-primary {
  background: linear-gradient(135deg, var(--purple), var(--magenta));
  color: #fff;
  box-shadow: 0 16px 34px rgba(138, 92, 255, 0.28);
}

.button-secondary {
  border-color: rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
}

.proof-strip {
  margin-top: 1.4rem;
  color: var(--text-dim);
  max-width: 48rem;
}

.hero-panel {
  display: grid;
  gap: 1rem;
  padding: 1.4rem;
  border-radius: 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
    linear-gradient(180deg, rgba(31, 23, 48, 0.92), rgba(14, 10, 24, 0.92));
}

.metric-list,
.chip-list,
.info-list,
.fit-list {
  display: grid;
  gap: 0.75rem;
}

.metric {
  padding: 0.9rem 1rem;
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.metric strong,
.stat-value {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  color: var(--text);
}

.metric span {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.section {
  padding: 1rem 0 4rem;
}

.section-heading {
  display: grid;
  gap: 0.75rem;
  margin-bottom: 1.75rem;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(1.9rem, 4vw, 3rem);
}

.section-heading p,
.section-intro {
  max-width: 42rem;
}

.grid-2,
.grid-3,
.card-grid,
.application-grid,
.value-grid,
.case-grid,
.quote-grid,
.about-grid,
.process-grid {
  display: grid;
  gap: 1rem;
}

.card,
.case-card,
.panel,
.quote-panel,
.about-panel,
.faq,
.feature-band,
.callout {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02)),
    linear-gradient(180deg, rgba(19, 14, 31, 0.9), rgba(12, 9, 21, 0.88));
  box-shadow: var(--shadow-md);
}

.card,
.case-card,
.quote-panel,
.about-panel,
.faq,
.feature-band,
.callout {
  padding: 1.4rem;
}

.card-tag,
.small-label,
.inline-label {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  background: var(--purple-soft);
  color: var(--purple-bright);
  font-size: 0.8rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.card h3,
.case-card h3,
.about-panel h2,
.quote-panel h2,
.faq h2 {
  margin: 1rem 0 0.7rem;
  font-size: 1.35rem;
}

.chip-list {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.chip {
  padding: 0.85rem 0.95rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.03);
  text-align: center;
}

.split-band {
  display: grid;
  gap: 1rem;
}

.feature-band {
  position: relative;
  overflow: hidden;
}

.feature-band::after {
  content: "";
  position: absolute;
  inset: auto -10% -35% auto;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle, rgba(217, 108, 255, 0.18), transparent 60%);
}

.value-grid .card p,
.application-grid .card p {
  margin-bottom: 0;
}

.case-study {
  display: grid;
  gap: 1rem;
}

.case-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 0.9rem;
}

.case-meta span {
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.07);
  color: var(--text-muted);
  font-size: 0.9rem;
}

.process-step {
  position: relative;
  padding-left: 3.25rem;
}

.process-number {
  position: absolute;
  left: 0;
  top: 0;
  width: 2.3rem;
  height: 2.3rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--purple), #633cff);
  color: #fff;
  font-family: var(--font-heading);
}

.process-step h3 {
  margin: 0 0 0.45rem;
  font-size: 1.1rem;
}

.callout {
  display: grid;
  gap: 1rem;
  align-items: center;
}

.page-shell {
  padding: 1.85rem 1.5rem;
}

.page-hero h1 {
  max-width: 10ch;
}

.page-hero p {
  max-width: 42rem;
}

.work-lead,
.about-lead,
.quote-lead {
  padding-top: 2rem;
}

.case-card {
  display: grid;
  gap: 1rem;
}

.case-figure {
  min-height: 220px;
  border-radius: 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.06);
  background:
    radial-gradient(circle at 20% 20%, rgba(138, 92, 255, 0.25), transparent 30%),
    radial-gradient(circle at 80% 24%, rgba(217, 108, 255, 0.22), transparent 26%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.01));
  position: relative;
  overflow: hidden;
}

.case-figure::before,
.case-figure::after {
  content: "";
  position: absolute;
  border-radius: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.05);
}

.case-figure.system::before {
  width: 44%;
  height: 70%;
  left: 10%;
  bottom: 10%;
}

.case-figure.system::after {
  width: 24%;
  height: 46%;
  right: 12%;
  top: 18%;
}

.case-figure.housing::before {
  width: 58%;
  height: 44%;
  left: 12%;
  top: 22%;
}

.case-figure.housing::after {
  width: 16%;
  height: 16%;
  right: 18%;
  bottom: 16%;
  border-radius: 50%;
}

.case-figure.batch::before {
  width: 20%;
  height: 48%;
  left: 12%;
  bottom: 12%;
  box-shadow: 92px -10px 0 0 rgba(255, 255, 255, 0.05), 184px 4px 0 0 rgba(255, 255, 255, 0.05);
}

.case-figure.batch::after {
  width: 70%;
  height: 1px;
  left: 15%;
  top: 54%;
  background: rgba(255, 255, 255, 0.12);
  border: 0;
}

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

.summary-list li {
  padding-left: 1rem;
  position: relative;
  color: var(--text-muted);
}

.summary-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7rem;
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: var(--purple-bright);
}

.quote-grid {
  align-items: start;
}

.info-list {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
}

.info-list li {
  padding: 0.85rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  color: var(--text-muted);
}

.info-list li:last-child {
  border-bottom: 0;
}

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

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

label {
  display: grid;
  gap: 0.45rem;
  color: var(--text);
  font-weight: 500;
}

input,
textarea,
select {
  width: 100%;
  padding: 0.95rem 1rem;
  border-radius: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

textarea {
  min-height: 180px;
  resize: vertical;
}

input::placeholder,
textarea::placeholder {
  color: var(--text-dim);
}

input:focus,
textarea:focus,
select:focus {
  outline: 2px solid rgba(138, 92, 255, 0.35);
  outline-offset: 1px;
  border-color: rgba(138, 92, 255, 0.55);
}

.field-hint {
  color: var(--text-dim);
  font-size: 0.95rem;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.faq {
  margin-top: 1.25rem;
}

.faq details {
  padding: 1rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.faq details:first-of-type {
  border-top: 0;
}

.faq summary {
  cursor: pointer;
  list-style: none;
  color: var(--text);
  font-weight: 600;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq p {
  margin: 0.75rem 0 0;
}

.site-footer {
  padding: 2rem 0 3rem;
}

.footer-top,
.footer-meta {
  display: grid;
  gap: 1rem;
}

.footer-top {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 1.2rem;
}

.footer-tagline,
.footer-meta,
.footer-copy,
.footer-credit {
  color: var(--text-dim);
}

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

.footer-nav a,
.footer-credit a {
  color: var(--text-muted);
}

.footer-copy,
.footer-credit {
  margin: 0.85rem 0 0;
}

@media (min-width: 760px) {
  .hero-grid,
  .quote-grid,
  .about-grid,
  .grid-2,
  .split-band,
  .callout {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

  .footer-top,
  .footer-meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: end;
  }
}

@media (min-width: 960px) {
  .grid-highlight {
    display: block;
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    overflow: hidden;
    background:
      repeating-linear-gradient(
        90deg,
        rgba(173, 137, 255, 0.34) 0,
        rgba(173, 137, 255, 0.34) 1px,
        transparent 1px,
        transparent 48px
      ),
      repeating-linear-gradient(
        180deg,
        rgba(217, 108, 255, 0.28) 0,
        rgba(217, 108, 255, 0.28) 1px,
        transparent 1px,
        transparent 48px
      );
    opacity: 0.95;
    -webkit-mask-image: radial-gradient(
      circle 180px at var(--pointer-x) var(--pointer-y),
      rgba(0, 0, 0, 1) 0,
      rgba(0, 0, 0, 0.88) 34%,
      rgba(0, 0, 0, 0.45) 56%,
      transparent 76%
    );
    mask-image: radial-gradient(
      circle 180px at var(--pointer-x) var(--pointer-y),
      rgba(0, 0, 0, 1) 0,
      rgba(0, 0, 0, 0.88) 34%,
      rgba(0, 0, 0, 0.45) 56%,
      transparent 76%
    );
  }

  .nav-toggle {
    display: none;
  }

  .site-nav {
    position: static;
    display: flex;
    flex-direction: row;
    align-items: center;
    padding: 0;
    border: 0;
    background: transparent;
    gap: 0.25rem;
  }

  .site-nav a {
    padding: 0.7rem 0.95rem;
  }

  .site-nav .nav-cta {
    margin-left: 0.35rem;
  }

  .hero,
  .page-hero {
    padding: 6rem 0 3rem;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
    align-items: end;
    padding: 3rem;
  }

  .page-shell {
    padding: 2.4rem 2.2rem;
  }

  .card-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .process-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .quote-grid {
    grid-template-columns: minmax(280px, 0.8fr) minmax(0, 1.2fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .grid-highlight {
    display: none !important;
  }
}