:root {
  color-scheme: dark;
  --font-sans: "Manrope", "Aptos", "Segoe UI Variable", "Inter", "Helvetica Neue", sans-serif;
  --bg: #07111d;
  --bg-strong: #030b14;
  --surface: rgba(10, 24, 42, 0.74);
  --surface-strong: rgba(11, 29, 50, 0.92);
  --surface-soft: rgba(18, 39, 66, 0.64);
  --surface-legal: rgba(17, 32, 52, 0.9);
  --text: #edf4ff;
  --text-muted: #a6bdd9;
  --heading: #f7fbff;
  --border: rgba(133, 170, 219, 0.18);
  --focus: #65f1e6;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
  --shadow-soft: 0 18px 44px rgba(3, 13, 24, 0.22);
  --radius-xl: 2rem;
  --radius-lg: 1.5rem;
  --radius-md: 1rem;
  --radius-sm: 0.8rem;
  --container: min(1180px, calc(100vw - 3rem));
  --service: #49a9ff;
  --security: #50f0db;
  --ai: #bc75ff;
  --neutral: #dce7f6;
  --gradient-main: linear-gradient(135deg, rgba(27, 69, 118, 0.78), rgba(35, 153, 189, 0.38), rgba(99, 76, 182, 0.5));
  --gradient-surface: linear-gradient(160deg, rgba(14, 29, 49, 0.9), rgba(7, 18, 33, 0.68));
  --transition: 220ms ease;
  --section-space: clamp(4rem, 7vw, 7rem);
}

html[data-theme="light"] {
  color-scheme: light;
  --bg: #f3f7fb;
  --bg-strong: #ffffff;
  --surface: rgba(255, 255, 255, 0.84);
  --surface-strong: rgba(255, 255, 255, 0.94);
  --surface-soft: rgba(235, 243, 251, 0.92);
  --surface-legal: rgba(255, 255, 255, 0.96);
  --text: #14304f;
  --text-muted: #4f6785;
  --heading: #0b2038;
  --border: rgba(20, 48, 79, 0.12);
  --focus: #0c8e9f;
  --shadow: 0 28px 62px rgba(15, 37, 63, 0.12);
  --shadow-soft: 0 18px 42px rgba(13, 31, 53, 0.1);
  --gradient-main: linear-gradient(135deg, rgba(87, 180, 255, 0.18), rgba(71, 224, 201, 0.16), rgba(180, 121, 255, 0.14));
  --gradient-surface: linear-gradient(160deg, rgba(255, 255, 255, 0.94), rgba(239, 246, 252, 0.88));
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  background:
    radial-gradient(circle at top, rgba(74, 169, 255, 0.16), transparent 32%),
    radial-gradient(circle at 85% 15%, rgba(80, 240, 219, 0.14), transparent 24%),
    radial-gradient(circle at 78% 80%, rgba(188, 117, 255, 0.16), transparent 28%),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(106, 150, 197, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(106, 150, 197, 0.08) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(circle at center, black 32%, transparent 88%);
  pointer-events: none;
  opacity: 0.45;
}

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

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

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

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

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

.container {
  width: var(--container);
  margin: 0 auto;
}

.site-shell {
  position: relative;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(18px);
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  border-bottom: 1px solid var(--border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  padding: 1rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  min-width: 0;
}

.brand__mark {
  flex: 0 0 auto;
  width: 4.5rem;
  height: 4.5rem;
  border-radius: 1.4rem;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  background: rgba(255, 255, 255, 0.06);
}

.brand__text {
  display: grid;
  gap: 0.2rem;
}

.brand__text strong {
  color: var(--heading);
  font-size: 1rem;
  letter-spacing: 0.01em;
}

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

.site-nav {
  display: inline-flex;
  gap: 1rem;
  align-items: center;
}

.site-nav__link,
.language-switcher,
.language-switcher a,
.theme-toggle {
  color: var(--text-muted);
  font-size: 0.95rem;
  transition: color var(--transition), background var(--transition), border-color var(--transition);
}

.site-nav__link:hover,
.site-nav__link[aria-current="page"],
.language-switcher a:hover,
.theme-toggle:hover,
.text-link:hover {
  color: var(--heading);
}

.site-header__actions {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.language-switcher,
.theme-toggle {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.75rem 1rem;
  background: rgba(255, 255, 255, 0.02);
}

.language-switcher {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.language-switcher__current {
  color: var(--heading);
  font-weight: 700;
}

.language-switcher__divider {
  color: var(--text-muted);
}

.theme-toggle {
  cursor: pointer;
}

.site-header__toggle {
  display: none;
  width: 3rem;
  height: 3rem;
  border: 1px solid var(--border);
  border-radius: 1rem;
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
}

.site-header__toggle span {
  display: block;
  width: 1.2rem;
  height: 2px;
  margin: 0.22rem auto;
  background: currentColor;
}

.mobile-panel {
  border-top: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 86%, transparent);
}

.mobile-panel__inner {
  display: grid;
  gap: 0.65rem;
  padding: 1rem 0 1.4rem;
}

.mobile-panel__inner .site-nav__link,
.language-switcher--mobile {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
}

main {
  padding-bottom: 4rem;
}

.section {
  padding: var(--section-space) 0;
}

.hero {
  position: relative;
  padding: clamp(4.5rem, 10vw, 7rem) 0 clamp(3.5rem, 8vw, 6rem);
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  align-items: center;
  gap: clamp(2rem, 4vw, 4.5rem);
}

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

.eyebrow {
  margin: 0 0 1rem;
  color: var(--security);
  font-size: 0.9rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero h1,
.section-heading h2,
.cta-panel h2,
.site-footer__brand h2 {
  margin: 0;
  color: var(--heading);
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.hero h1 {
  font-size: clamp(2.8rem, 6vw, 5.6rem);
}

.hero__claim {
  margin: 1rem 0 0;
  color: var(--neutral);
  font-size: clamp(1.25rem, 2vw, 1.6rem);
  font-weight: 700;
}

.hero__disciplines {
  margin: 1rem 0 0;
  color: var(--service);
  font-size: 1rem;
  font-weight: 600;
}

.hero__lead,
.section-heading p,
.card p,
.surface p,
.site-footer p,
.site-footer span,
.small-note,
.input-group span,
.checkbox span {
  color: var(--text-muted);
}

.hero__lead {
  font-size: 1.08rem;
  max-width: 42rem;
  margin: 1.35rem 0 0;
}

.hero__actions,
.cta-panel__actions,
.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 1.8rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  min-height: 3.25rem;
  padding: 0.9rem 1.4rem;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition), background var(--transition);
}

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

.button--primary {
  color: #03111d;
  background: linear-gradient(135deg, var(--security), #6cfbf1);
  box-shadow: 0 18px 34px rgba(80, 240, 219, 0.24);
}

.button--secondary {
  border-color: var(--border);
  background: var(--surface);
  color: var(--heading);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin-top: 1.5rem;
  border: 1px solid rgba(188, 117, 255, 0.34);
  color: #e5d1ff;
  padding: 0.6rem 0.95rem;
  border-radius: 999px;
  background: rgba(86, 42, 123, 0.22);
}

.hero__visual {
  position: relative;
}

.hero-card {
  position: relative;
  padding: clamp(1rem, 2vw, 1.5rem);
  border-radius: 2rem;
  background: radial-gradient(circle at top, rgba(80, 240, 219, 0.12), transparent 42%), var(--gradient-surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.hero-card__rings {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-card__ring {
  position: absolute;
  border-radius: 999px;
  border: 1px solid transparent;
}

.hero-card__ring--service {
  width: 11rem;
  height: 11rem;
  left: -1rem;
  bottom: 2rem;
  border-color: rgba(73, 169, 255, 0.5);
}

.hero-card__ring--security {
  width: 13rem;
  height: 13rem;
  top: -1.5rem;
  right: 4rem;
  border-color: rgba(80, 240, 219, 0.38);
}

.hero-card__ring--ai {
  width: 10rem;
  height: 10rem;
  right: -0.8rem;
  bottom: -0.6rem;
  border-color: rgba(188, 117, 255, 0.42);
}

.hero-card__caption {
  display: flex;
  justify-content: center;
  gap: 0.85rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.hero-card__caption span,
.format-chip,
.stat-pill,
.badge {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.55rem 0.85rem;
  background: var(--surface);
  color: var(--heading);
  font-size: 0.88rem;
}

.section-heading {
  max-width: 44rem;
  margin-bottom: 2rem;
}

.section-heading h2 {
  font-size: clamp(2rem, 4vw, 3.4rem);
}

.split {
  display: grid;
  gap: 1.5rem;
}

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

.split--triple {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.surface,
.card,
.cta-panel {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--gradient-surface);
  box-shadow: var(--shadow-soft);
}

.surface,
.card {
  padding: 1.6rem;
}

.surface--highlight::after,
.card::after,
.cta-panel::after {
  content: "";
  position: absolute;
  inset: auto -10% -60% auto;
  width: 12rem;
  height: 12rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(80, 240, 219, 0.18), transparent 66%);
  pointer-events: none;
}

.surface--legal {
  background: color-mix(in srgb, var(--surface-legal) 92%, transparent);
}

.legal-stack {
  display: grid;
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.legal-section {
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.legal-section:first-of-type {
  padding-top: 0;
  border-top: 0;
}

.legal-lines p {
  margin: 0;
}

.legal-lines,
.legal-details {
  display: grid;
  gap: 0.35rem;
}

.legal-details {
  margin: 1rem 0 0;
}

.legal-details__row {
  display: grid;
  grid-template-columns: minmax(9rem, 12rem) minmax(0, 1fr);
  gap: 0.75rem;
}

.legal-details dt {
  color: var(--text-muted);
  font-weight: 700;
}

.legal-details dd {
  margin: 0;
}

.surface__eyebrow {
  margin: 0 0 0.4rem;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--security);
}

.card-grid {
  display: grid;
  gap: 1.35rem;
}

.card-grid--three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.card h3,
.surface h3,
.cta-panel h2 {
  color: var(--heading);
  font-size: 1.35rem;
  margin: 0 0 0.85rem;
}

.card[data-tone="service"] {
  border-color: rgba(73, 169, 255, 0.26);
}

.card[data-tone="service"]::after {
  background: radial-gradient(circle, rgba(73, 169, 255, 0.18), transparent 66%);
}

.card[data-tone="security"] {
  border-color: rgba(80, 240, 219, 0.26);
}

.card[data-tone="security"]::after {
  background: radial-gradient(circle, rgba(80, 240, 219, 0.18), transparent 66%);
}

.card[data-tone="ai"] {
  border-color: rgba(188, 117, 255, 0.26);
}

.card[data-tone="ai"]::after {
  background: radial-gradient(circle, rgba(188, 117, 255, 0.18), transparent 66%);
}

.card[data-tone="neutral"]::after {
  background: radial-gradient(circle, rgba(220, 231, 246, 0.18), transparent 66%);
}

.bullet-list,
.badge-grid,
.stat-grid,
.format-grid {
  list-style: none;
  padding: 0;
  margin: 0;
}

.bullet-list {
  display: grid;
  gap: 0.65rem;
}

.bullet-list li {
  position: relative;
  padding-left: 1.2rem;
  color: var(--text);
}

.bullet-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7rem;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--service), var(--security));
}

.bullet-list--tight {
  gap: 0.5rem;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 1rem;
  color: var(--security);
  font-weight: 600;
}

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

.format-grid,
.badge-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.cta-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: clamp(1.5rem, 3vw, 2.2rem);
}

.site-footer {
  border-top: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg-strong) 90%, transparent);
}

.site-footer__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2rem;
  padding: 2.5rem 0 1.5rem;
}

.site-footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.25rem;
  justify-content: flex-end;
}

.site-footer__mail {
  color: var(--security);
  font-weight: 600;
}

.site-footer__meta {
  padding: 0 0 2rem;
}

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

.honeypot {
  position: absolute;
  left: -9999px;
}

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

.input-group {
  display: grid;
  gap: 0.45rem;
}

.input-group--full {
  grid-column: 1 / -1;
}

.input-group input,
.input-group select,
.input-group textarea {
  width: 100%;
  border-radius: 1rem;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-strong) 94%, transparent);
  color: var(--text);
  padding: 0.95rem 1rem;
}

.input-group input::placeholder,
.input-group textarea::placeholder {
  color: var(--text-muted);
}

.checkbox {
  display: flex;
  gap: 0.8rem;
  align-items: flex-start;
}

.checkbox a,
.legal-details a {
  color: var(--security);
  text-decoration: underline;
  text-underline-offset: 0.16em;
}

.checkbox input {
  margin-top: 0.2rem;
}

.form-status {
  min-height: 1.5rem;
  margin: 0;
}

.form-status.is-success {
  color: var(--security);
}

.form-status.is-error {
  color: #ff8f9d;
}

.small-note {
  font-size: 0.92rem;
}

@media (max-width: 1024px) {
  .site-nav,
  .site-header__actions {
    display: none;
  }

  .site-header__toggle {
    display: inline-block;
  }

  .hero__grid,
  .split--balanced,
  .split--triple,
  .card-grid--three,
  .card-grid--two,
  .site-footer__inner {
    grid-template-columns: 1fr;
  }

  .cta-panel,
  .site-footer__nav {
    justify-content: flex-start;
  }
}

@media (max-width: 768px) {
  .container {
    width: min(100vw - 1.5rem, 100%);
  }

  .brand__text span {
    display: none;
  }

  .hero {
    padding-top: 3rem;
  }

  .hero__visual {
    order: -1;
  }

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}