:root {
  --color-bg: #0b1120;
  --color-bg-elevated: #111827;
  --color-bg-card: #151f33;
  --color-bg-card-hover: #1a2740;
  --color-text: #f1f5f9;
  --color-text-muted: #94a3b8;
  --color-accent: #22d3ee;
  --color-accent-soft: rgba(34, 211, 238, 0.12);
  --color-accent-strong: #06b6d4;
  --color-border: rgba(148, 163, 184, 0.15);
  --color-border-strong: rgba(34, 211, 238, 0.35);
  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --container-width: 1140px;
  --header-height: 76px;
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.25s ease;
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg);
  background-image:
    radial-gradient(ellipse 80% 50% at 20% -10%, rgba(34, 211, 238, 0.08), transparent),
    radial-gradient(ellipse 60% 40% at 90% 10%, rgba(99, 102, 241, 0.06), transparent);
  min-height: 100vh;
}

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

a { color: var(--color-accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: #67e8f9; }

.container {
  width: min(100% - 2rem, var(--container-width));
  margin-inline: auto;
}

.sr-only, .skip-link {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

.skip-link:focus {
  position: fixed;
  top: 1rem; left: 1rem;
  z-index: 9999;
  width: auto; height: auto;
  padding: 0.75rem 1.25rem;
  clip: auto;
  background: var(--color-accent);
  color: #0b1120;
  border-radius: var(--radius-sm);
  font-weight: 600;
}

/* Header */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--header-height);
  background: rgba(11, 17, 32, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.site-header.is-scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 1.5rem;
}

.site-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.site-logo__image {
  display: block;
  width: auto;
  height: 2.25rem;
  object-fit: contain;
}

.site-nav ul {
  display: flex;
  gap: 0.15rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav a {
  display: block;
  padding: 0.5rem 0.9rem;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--color-text);
  background: var(--color-bg-card);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle__bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: var(--transition);
}

/* Hero */
.hero {
  position: relative;
  min-height: 92vh;
  padding: calc(var(--header-height) + 3rem) 0 4rem;
  overflow: hidden;
}

.hero > .container {
  position: relative;
  z-index: 2;
  min-height: calc(92vh - var(--header-height) - 7rem);
  display: flex;
  align-items: center;
}

.hero__code-layer {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow: hidden;
  pointer-events: none;
  -webkit-mask-image: radial-gradient(ellipse 92% 82% at 50% 45%, black 30%, transparent 88%);
  mask-image: radial-gradient(ellipse 92% 82% at 50% 45%, black 30%, transparent 88%);
}

.hero__code-line {
  position: absolute;
  max-width: calc(100% - 2rem);
  font-family: ui-monospace, "Cascadia Code", "Consolas", monospace;
  font-size: 0.8rem;
  line-height: 1.35;
  color: rgba(34, 211, 238, 0.85);
  white-space: nowrap;
  opacity: 0;
  animation: hero-code-fade 7s ease-in-out forwards;
  text-shadow: 0 0 18px rgba(34, 211, 238, 0.15);
  will-change: opacity, transform;
}

.hero__code-line--comment {
  color: rgba(148, 163, 184, 0.7);
}

@keyframes hero-code-fade {
  0% { opacity: 0; transform: translateY(6px); }
  18% { opacity: 0.22; transform: translateY(0); }
  62% { opacity: 0.22; transform: translateY(0); }
  100% { opacity: 0; transform: translateY(-4px); }
}

.hero__grid {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(rgba(34, 211, 238, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34, 211, 238, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black, transparent);
}

.hero__layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
}

.hero__content {
  position: relative;
  max-width: 640px;
}

.hero__eyebrow {
  margin: 0 0 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.hero__logo {
  display: block;
  width: min(100%, 420px);
  height: auto;
  margin: 0 0 1.5rem;
  filter: drop-shadow(0 12px 40px rgba(34, 211, 238, 0.2));
}

.hero__tagline {
  margin: 0 0 2rem;
  font-size: clamp(1.05rem, 2.5vw, 1.25rem);
  color: var(--color-text-muted);
  max-width: 58ch;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.hero__visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 360px;
}

.hero__logo-glow {
  position: absolute;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.28), transparent 70%);
  filter: blur(8px);
}

.hero__mark {
  position: relative;
  width: min(100%, 320px);
  height: auto;
  animation: heroFloat 6s ease-in-out infinite;
  filter: drop-shadow(0 20px 60px rgba(34, 211, 238, 0.25));
}

@keyframes heroFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* Sections */
.section {
  padding: 5rem 0;
}

.section__title {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 600;
  letter-spacing: -0.02em;
}

.section__title--center {
  text-align: center;
  margin-bottom: 2.5rem;
}

.section__subtitle {
  margin: -0.5rem 0 2rem;
  color: var(--color-text-muted);
  max-width: 52ch;
}

.section__header {
  margin-bottom: 2rem;
}

.section__more {
  margin-top: 2rem;
  text-align: center;
}

/* Mission */
.mission {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
}

.mission__lead {
  font-size: 1.15rem;
  color: var(--color-text);
  margin: 0 0 1rem;
}

.mission__text {
  color: var(--color-text-muted);
  margin: 0 0 1.5rem;
}

.text-link {
  font-weight: 600;
  font-size: 0.95rem;
}

.mission__visual {
  position: relative;
  min-height: 360px;
}

.mission__brand-panel {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 360px;
  padding: 2rem;
  background:
    radial-gradient(circle at 30% 30%, rgba(34, 211, 238, 0.12), transparent 55%),
    linear-gradient(145deg, rgba(21, 31, 51, 0.9), rgba(17, 24, 39, 0.7));
  border: 1px solid var(--color-border-strong);
  border-radius: calc(var(--radius) + 8px);
  overflow: hidden;
}

.mission__brand-mark {
  position: absolute;
  width: min(70%, 260px);
  opacity: 0.22;
  filter: saturate(1.3);
}

.mission__card {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 280px;
  padding: 1.5rem;
  background: rgba(11, 17, 32, 0.82);
  backdrop-filter: blur(12px);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.mission__card-label {
  display: block;
  margin-bottom: 0.75rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.mission__card ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--color-text-muted);
}

.mission__card li + li {
  margin-top: 0.35rem;
}

/* Values */
.section--values {
  position: relative;
  background: rgba(17, 24, 39, 0.5);
  border-block: 1px solid var(--color-border);
  overflow: hidden;
}

.section__brand {
  display: flex;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.section__brand-logo {
  width: auto;
  height: 3.25rem;
  object-fit: contain;
  filter: drop-shadow(0 8px 24px rgba(34, 211, 238, 0.15));
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.value-card {
  padding: 1.5rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: border-color var(--transition), transform var(--transition);
}

.value-card:hover {
  border-color: var(--color-border-strong);
  transform: translateY(-2px);
}

.value-card__icon {
  display: block;
  margin-bottom: 0.75rem;
  font-size: 1.5rem;
  color: var(--color-accent);
}

.value-card__title {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
}

.value-card__text {
  margin: 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Activities */
.activities-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.activity-card {
  padding: 1.75rem;
  background: linear-gradient(145deg, var(--color-bg-card), var(--color-bg-elevated));
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: background var(--transition), border-color var(--transition);
}

.activity-card:hover {
  background: var(--color-bg-card-hover);
  border-color: var(--color-border-strong);
}

.activity-card__title {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-accent);
}

.activity-card__text {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

/* CTA */
.section--cta {
  position: relative;
  overflow: hidden;
}

.cta-box {
  position: relative;
  text-align: center;
  padding: 3rem 2rem;
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.1), rgba(99, 102, 241, 0.08));
  border: 1px solid var(--color-border-strong);
  border-radius: calc(var(--radius) + 4px);
}

.cta-box__title {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2rem);
}

.cta-box__text {
  margin: 0 auto 1.75rem;
  max-width: 48ch;
  color: var(--color-text-muted);
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
}

.btn--primary {
  background: var(--color-accent);
  color: #0b1120;
}

.btn--primary:hover {
  background: #67e8f9;
  color: #0b1120;
}

.btn--outline {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border-strong);
}

.btn--outline:hover {
  background: var(--color-accent-soft);
  color: var(--color-accent);
}

/* Page header (subpages) */
.page-header {
  position: relative;
  padding: calc(var(--header-height) + 3rem) 0 2.5rem;
  border-bottom: 1px solid var(--color-border);
  background: rgba(17, 24, 39, 0.4);
  overflow: hidden;
}

.page-header__inner {
  position: relative;
}

.page-header__logo {
  display: block;
  width: auto;
  height: 2.75rem;
  margin-bottom: 1rem;
  object-fit: contain;
}

.page-header__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 600;
}

/* Content area */
.content-area {
  padding: 3rem 0 5rem;
}

.content-area .ce-bodytext,
.content-area p {
  color: var(--color-text-muted);
}

.content-area h2,
.content-area h3 {
  font-family: var(--font-display);
  color: var(--color-text);
}

.content-area a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Footer */
.site-footer {
  padding: 3rem 0 2rem;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-elevated);
}

.site-footer__inner {
  display: grid;
  gap: 2rem;
}

.site-footer__logo {
  display: block;
  width: auto;
  height: 2rem;
  object-fit: contain;
}

.site-footer__tagline {
  margin: 0.5rem 0 0;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

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

.site-footer__nav a {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.site-footer__nav a:hover {
  color: var(--color-accent);
}

.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.site-footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
}

.site-footer__legal a {
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

.site-footer__legal a:hover {
  color: var(--color-accent);
}

/* Responsive */
@media (max-width: 960px) {
  .hero__layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .hero__visual {
    min-height: 240px;
    order: -1;
  }

  .hero__mark {
    width: min(70%, 220px);
  }

  .mission {
    grid-template-columns: 1fr;
  }

  .mission__visual {
    min-height: 280px;
  }

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

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: fixed;
    top: var(--header-height);
    left: 0; right: 0;
    background: rgba(11, 17, 32, 0.98);
    border-bottom: 1px solid var(--color-border);
    padding: 1rem;
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition), opacity var(--transition);
  }

  .site-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .site-nav ul {
    flex-direction: column;
  }

  .activities-grid {
    grid-template-columns: 1fr;
  }

  .values-grid {
    grid-template-columns: 1fr;
  }
}