:root {
  --bg: #07111f;
  --panel: rgba(12, 28, 48, 0.72);
  --line: rgba(160, 196, 255, 0.14);
  --line-strong: rgba(160, 196, 255, 0.24);
  --text: #edf4ff;
  --muted: #9db2cb;
  --accent: #8dc3ff;
  --shadow: 0 24px 80px rgba(1, 8, 18, 0.45);
  --radius-lg: 28px;
  --radius-md: 20px;
  --radius-sm: 14px;
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Manrope", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(67, 120, 189, 0.25), transparent 28%),
    radial-gradient(circle at 85% 20%, rgba(58, 93, 140, 0.22), transparent 22%),
    linear-gradient(180deg, #06101b 0%, #07111f 45%, #091728 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(157, 178, 203, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(157, 178, 203, 0.04) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(circle at center, black, transparent 82%);
  pointer-events: none;
}

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

p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

h1,
h2,
h3,
strong {
  color: var(--text);
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.site-shell {
  width: min(calc(100% - 32px), var(--max-width));
  margin: 0 auto;
  padding: 24px 0 40px;
}

.site-header,
.site-footer,
.hero,
.section,
.page-hero,
.content-card,
.stack-card {
  backdrop-filter: blur(18px);
}

.site-header {
  position: sticky;
  top: 12px;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px 20px;
  margin-bottom: 28px;
  background: rgba(7, 17, 31, 0.72);
  border: 1px solid var(--line);
  border-radius: 999px;
  box-shadow: var(--shadow);
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.brand-mark__glyph {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  background:
    linear-gradient(135deg, rgba(141, 195, 255, 0.9), rgba(62, 100, 151, 0.2)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.16), transparent);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.12), 0 10px 30px rgba(83, 144, 220, 0.22);
}

.brand-mark__text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand-mark__text strong {
  font-size: 0.96rem;
}

.brand-mark__text span {
  font-size: 0.76rem;
  color: var(--muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.site-nav a {
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--muted);
  transition: 180ms ease;
}

.site-nav a:hover,
.site-nav a.is-active {
  color: var(--text);
  background: rgba(141, 195, 255, 0.1);
}

.hero,
.section,
.page-hero,
.content-card,
.stack-card {
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: 1.25fr 0.85fr;
  gap: 28px;
  padding: 36px;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.hero__content {
  position: relative;
  z-index: 1;
}

.eyebrow {
  margin-bottom: 18px;
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero h1,
.page-hero h1 {
  max-width: 12ch;
  font-size: clamp(2.8rem, 6vw, 5.4rem);
  margin-bottom: 20px;
}

.hero__lede,
.page-hero p {
  max-width: 64ch;
  font-size: 1.08rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  transition: 180ms ease;
}

.button--primary {
  background: linear-gradient(135deg, #a6d5ff, #6ea8e5);
  color: #04101d;
}

.button--primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 30px rgba(141, 195, 255, 0.28);
}

.button--ghost {
  border-color: var(--line-strong);
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
}

.button--ghost:hover {
  background: rgba(255, 255, 255, 0.06);
}

.hero__panel {
  position: relative;
  min-height: 420px;
  border-radius: calc(var(--radius-lg) - 8px);
  background:
    radial-gradient(circle at top, rgba(141, 195, 255, 0.2), transparent 36%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(5, 14, 24, 0.34));
  border: 1px solid rgba(141, 195, 255, 0.12);
  overflow: hidden;
}

.signal-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(141, 195, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(141, 195, 255, 0.08) 1px, transparent 1px);
  background-size: 42px 42px;
  opacity: 0.6;
}

.hero-card {
  position: absolute;
  left: 24px;
  right: 24px;
  padding: 18px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(6, 16, 28, 0.72);
}

.hero-card span,
.partner-list span {
  display: block;
  margin-bottom: 6px;
  font-size: 0.76rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero-card strong {
  font-size: 1.05rem;
  line-height: 1.5;
}

.hero-card--primary {
  top: 34px;
}

.hero-card--secondary {
  bottom: 28px;
}

.section,
.page-hero {
  margin-top: 24px;
  padding: 30px;
  border-radius: var(--radius-lg);
}

.section-heading {
  display: grid;
  gap: 10px;
  margin-bottom: 24px;
}

.section-heading h2 {
  max-width: 18ch;
  font-size: clamp(1.9rem, 4vw, 3rem);
}

.domain-grid,
.principles-grid,
.content-grid {
  display: grid;
  gap: 18px;
}

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

.domain-card,
.principle-card {
  padding: 24px;
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(5, 14, 24, 0.36));
  border: 1px solid var(--line);
}

.domain-card h3,
.principle-card h3,
.content-card h2,
.stack-card h2 {
  margin-bottom: 12px;
  font-size: 1.25rem;
}

.section--split {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 24px;
  align-items: start;
}

.prose-block {
  display: grid;
  gap: 18px;
}

.section--band {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: end;
}

.partner-list {
  display: grid;
  gap: 14px;
  min-width: 260px;
}

.partner-list span {
  margin: 0;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  letter-spacing: 0.08em;
}

.section--contact {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
}

.page-main {
  display: grid;
}

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

.content-grid {
  margin-top: 24px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.content-card,
.stack-card {
  padding: 28px;
  border-radius: var(--radius-lg);
}

.section--contact-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 18px;
  align-items: start;
}

.section--contact-layout > .section {
  margin-top: 0;
}

.contact-details {
  height: 100%;
}

.detail-stack {
  display: grid;
  gap: 20px;
  margin-top: 18px;
}

.detail-stack strong,
.footer-meta strong {
  display: inline-block;
  margin-bottom: 6px;
}

.contact-note {
  margin-top: 24px;
}

.stack-list {
  display: grid;
  gap: 18px;
  margin-top: 24px;
}

.stack-card__header {
  margin-bottom: 14px;
}

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.contact-form label {
  display: grid;
  gap: 8px;
  color: var(--text);
  font-weight: 600;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 14px 16px;
  font: inherit;
  color: var(--text);
  background: rgba(4, 11, 20, 0.78);
  border: 1px solid var(--line);
  border-radius: 14px;
  outline: none;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: rgba(141, 195, 255, 0.5);
  box-shadow: 0 0 0 4px rgba(141, 195, 255, 0.08);
}

.contact-form__full {
  grid-column: 1 / -1;
}

.contact-form__privacy {
  font-size: 0.95rem;
  color: var(--muted);
}

.form-status {
  min-height: 1.5rem;
  font-size: 0.95rem;
  color: var(--accent);
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 24px;
  padding: 24px 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(5, 14, 25, 0.84);
}

.site-footer p {
  margin-top: 8px;
}

.footer-meta a,
.detail-stack a {
  color: var(--text);
}

.footer-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  color: var(--muted);
}

.footer-links a:hover {
  color: var(--text);
}

@media (max-width: 920px) {
  .hero,
  .section--split,
  .section--band,
  .section--contact-layout,
  .content-grid,
  .domain-grid,
  .principles-grid {
    grid-template-columns: 1fr;
  }

  .site-header,
  .site-footer,
  .section--contact {
    flex-direction: column;
    align-items: stretch;
  }

  .site-header,
  .site-footer,
  .section--contact {
    border-radius: 28px;
  }

  .hero__panel {
    min-height: 300px;
  }

  .section--contact .button {
    width: 100%;
  }
}

@media (max-width: 720px) {
  .site-shell {
    width: min(calc(100% - 20px), var(--max-width));
    padding-top: 12px;
  }

  .site-header,
  .hero,
  .section,
  .page-hero,
  .content-card,
  .stack-card,
  .site-footer {
    padding: 22px;
  }

  .site-header {
    position: static;
    border-radius: 24px;
  }

  .site-nav {
    width: 100%;
  }

  .site-nav a {
    flex: 1 1 calc(50% - 8px);
    text-align: center;
  }

  .hero h1,
  .page-hero h1,
  .section-heading h2 {
    max-width: none;
  }

  .contact-form {
    grid-template-columns: 1fr;
  }
}