:root {
  --bg: #07111d;
  --bg-soft: #0d1726;
  --panel: rgba(11, 22, 37, 0.82);
  --panel-strong: rgba(13, 23, 38, 0.94);
  --card: #101c2e;
  --card-strong: #15243a;
  --text: #ecf2ff;
  --text-muted: #94a4bf;
  --border: rgba(134, 165, 214, 0.18);
  --border-strong: rgba(145, 191, 255, 0.35);
  --accent: #74c0fc;
  --accent-strong: #2f90ff;
  --accent-warm: #ffb86c;
  --success: #28c18d;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
  --font-body: "Aptos", "Segoe UI Variable Text", "Segoe UI", sans-serif;
  --font-heading: "Bahnschrift", "Aptos Display", "Segoe UI Variable Display", sans-serif;
}

html[data-theme="light"] {
  --bg: #f5f7fb;
  --bg-soft: #ffffff;
  --panel: rgba(255, 255, 255, 0.86);
  --panel-strong: rgba(255, 255, 255, 0.96);
  --card: #ffffff;
  --card-strong: #eff5ff;
  --text: #0f172a;
  --text-muted: #526077;
  --border: rgba(32, 68, 124, 0.12);
  --border-strong: rgba(32, 98, 210, 0.22);
  --accent: #0f78f0;
  --accent-strong: #0a5fcc;
  --accent-warm: #cf6f27;
  --success: #0f9f66;
  --shadow: 0 24px 64px rgba(15, 23, 42, 0.1);
}

html {
  font-size: 16px;
  min-height: 100%;
  height: 100%;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  min-height: 100dvh;
  margin: 0;
  color: var(--text);
  font-family: var(--font-body);
  background:
    radial-gradient(circle at top left, rgba(57, 121, 201, 0.28), transparent 32%),
    radial-gradient(circle at 90% 18%, rgba(255, 184, 108, 0.12), transparent 22%),
    linear-gradient(180deg, #07111d 0%, var(--bg) 55%, #091524 100%);
}

html[data-theme="light"] body {
  background:
    radial-gradient(circle at top left, rgba(84, 143, 255, 0.16), transparent 28%),
    radial-gradient(circle at 95% 10%, rgba(255, 184, 108, 0.16), transparent 22%),
    linear-gradient(180deg, #f7f9fd 0%, var(--bg) 68%, #eef3fa 100%);
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: auto;
  pointer-events: none;
  z-index: -1;
}

body::before {
  top: 14rem;
  right: -5rem;
  width: 18rem;
  height: 18rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(116, 192, 252, 0.18), transparent 70%);
}

body::after {
  bottom: 10rem;
  left: -4rem;
  width: 20rem;
  height: 20rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 184, 108, 0.14), transparent 72%);
}

h1,
h2,
h3,
h4,
h5,
h6,
.navbar-brand,
.footer-title,
.metric-value {
  font-family: var(--font-heading);
  letter-spacing: 0.01em;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 180ms ease, opacity 180ms ease, border-color 180ms ease, background-color 180ms ease, transform 180ms ease;
}

a:hover {
  color: var(--accent-strong);
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1040;
  padding-top: 1rem;
}

.site-nav-shell {
  border: 1px solid var(--border);
  border-radius: 1.35rem;
  padding: 0.75rem 1rem;
  background: var(--panel);
  backdrop-filter: blur(18px);
  box-shadow: 0 18px 50px rgba(4, 12, 22, 0.24);
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  color: var(--text) !important;
}

.brand-mark {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.9rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  color: #08111e;
  background: linear-gradient(135deg, var(--accent) 0%, #d1ecff 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.45);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}

.brand-name {
  font-size: 1rem;
  font-weight: 700;
}

.brand-tag {
  font-size: 0.73rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-link,
.footer a,
.footer span,
.navbar-brand {
  color: var(--text) !important;
}

.nav-link {
  position: relative;
  font-size: 0.95rem;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0.5rem;
  right: 0.5rem;
  bottom: 0.2rem;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: 0;
  transform: scaleX(0.6);
  transition: opacity 180ms ease, transform 180ms ease;
}

.nav-link:hover::after,
.nav-link:focus-visible::after,
.nav-link.active::after {
  opacity: 1;
  transform: scaleX(1);
}

.navbar-toggler {
  border-color: var(--border-strong);
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.2rem rgba(116, 192, 252, 0.22);
}

.navbar-toggler-icon {
  width: 1.4rem;
  height: 1.1rem;
  background-image:
    linear-gradient(var(--text), var(--text)),
    linear-gradient(var(--text), var(--text)),
    linear-gradient(var(--text), var(--text));
  background-position: center top, center center, center bottom;
  background-repeat: no-repeat;
  background-size: 100% 2px, 100% 2px, 100% 2px;
}

.lang-dropdown-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border-color: var(--border-strong);
  color: var(--text);
  background: rgba(255, 255, 255, 0.02);
}

.lang-dropdown-toggle:hover,
.lang-dropdown-toggle:focus {
  color: var(--text);
  border-color: var(--accent);
  background: color-mix(in srgb, var(--card) 92%, transparent);
}

.lang-code {
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  font-weight: 700;
}

.lang-dropdown .dropdown-menu {
  background: var(--panel-strong);
  border-color: var(--border-strong);
  box-shadow: var(--shadow);
}

.lang-dropdown .dropdown-item {
  color: var(--text);
}

.lang-dropdown .dropdown-item:hover,
.lang-dropdown .dropdown-item:focus {
  color: var(--text);
  background: color-mix(in srgb, var(--accent) 14%, transparent);
}

.lang-dropdown .dropdown-item.active,
.lang-dropdown .dropdown-item:active {
  color: var(--text);
  background: color-mix(in srgb, var(--accent) 22%, transparent);
}

.theme-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  padding: 0.2rem;
  background: rgba(255, 255, 255, 0.03);
}

.theme-btn {
  width: 2rem;
  height: 2rem;
  border: none;
  border-radius: 999px;
  background: transparent;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
}

.theme-btn:hover {
  color: var(--text);
}

.theme-btn.is-active {
  background: color-mix(in srgb, var(--accent) 20%, transparent);
  color: var(--text);
}

.page-shell {
  padding-top: 8.5rem;
  padding-bottom: 4rem;
}

.hero-section,
.page-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(1.6rem, 3vw, 3rem);
  border: 1px solid var(--border);
  border-radius: 1.75rem;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.06), transparent 45%),
    linear-gradient(180deg, color-mix(in srgb, var(--card-strong) 94%, transparent), color-mix(in srgb, var(--card) 92%, transparent));
  box-shadow: var(--shadow);
}

.hero-section::before,
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(116, 192, 252, 0.18), transparent 28%, transparent 70%, rgba(255, 184, 108, 0.1));
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(300px, 0.9fr);
  gap: 1.5rem;
  align-items: stretch;
}

.eyebrow,
.section-kicker,
.strip-label,
.card-meta,
.feature-index,
.proof-label,
.signal-title,
.footer-title {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.76rem;
  font-weight: 700;
}

.hero-section h1,
.page-header h1 {
  max-width: 16ch;
  margin: 0.9rem 0 1rem;
  font-size: clamp(2.7rem, 5vw, 4.9rem);
  line-height: 0.95;
}

.page-header h1 {
  max-width: 900px;
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  line-height: 1.1;
  margin: 0.75rem 0 1rem;
}

.hero-copy,
.page-header p,
.footer-brand-block p,
.prose-card p,
.signal-list,
.metric-label {
  color: var(--text-muted);
}

.hero-copy {
  max-width: 48rem;
  font-size: 1.08rem;
}

.cta-row {
  display: flex;
  gap: 0.85rem;
  flex-wrap: wrap;
  margin-top: 1.8rem;
}

.btn {
  border-radius: 999px;
  padding: 0.8rem 1.15rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.btn-primary {
  color: #05111f;
  background: linear-gradient(135deg, var(--accent) 0%, #d2ecff 100%);
  border-color: transparent;
  box-shadow: 0 12px 24px rgba(47, 144, 255, 0.22);
}

.btn-primary:hover {
  color: #05111f;
  background: linear-gradient(135deg, #9cd6ff 0%, #eff9ff 100%);
}

.btn-outline-primary,
.btn-outline-secondary {
  color: var(--text);
  border-color: var(--border-strong);
  background: rgba(255, 255, 255, 0.02);
}

.btn-outline-primary:hover,
.btn-outline-secondary:hover {
  color: var(--text);
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
  margin-top: 2rem;
}

.proof-card,
.signal-card,
.stats-strip article,
.card-elevated {
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--card) 94%, transparent);
  border-radius: 1.2rem;
}

.proof-card {
  padding: 1rem;
}

.proof-card strong {
  display: block;
  margin-top: 0.5rem;
  font-size: 1rem;
  line-height: 1.4;
}

.signal-card {
  position: relative;
  padding: 1.4rem;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), transparent 32%),
    color-mix(in srgb, var(--card-strong) 94%, transparent);
}

.signal-title {
  margin-bottom: 1rem;
}

.signal-list {
  margin: 0;
  padding-left: 1.2rem;
  display: grid;
  gap: 0.75rem;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-top: 1.35rem;
}

.metric-grid div {
  padding: 0.95rem 0.85rem;
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.metric-value {
  display: block;
  font-size: 1.45rem;
}

.metric-label {
  display: block;
  margin-top: 0.2rem;
  font-size: 0.83rem;
}

.content-section {
  margin-top: 2.4rem;
}

.stats-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.stats-strip article {
  padding: 1.25rem;
}

.stats-strip strong {
  display: block;
  margin-top: 0.5rem;
  font-size: 1.08rem;
  line-height: 1.35;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 1rem;
  margin-bottom: 1rem;
}

.section-head h2,
.content-section h2 {
  margin: 0.3rem 0 0;
  font-size: clamp(1.6rem, 3vw, 2.3rem);
}

.grid-cards {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.capability-grid {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.card-elevated {
  padding: 1.35rem;
  color: var(--text);
  box-shadow: 0 18px 40px rgba(4, 10, 18, 0.12);
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.card-elevated:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  box-shadow: 0 22px 44px rgba(4, 10, 18, 0.16);
}

.feature-card,
.project-card,
.article-card,
.prose-card {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.feature-index,
.card-meta {
  margin: 0;
}

.project-card h2,
.project-card h3,
.article-card h2,
.article-card h3,
.feature-card h3,
.prose-card h2 {
  margin: 0;
}

.text-muted {
  color: var(--text-muted) !important;
}

.page-header {
  margin-bottom: 1.5rem;
}

.page-header p {
  font-size: clamp(0.95rem, 2vw, 1.1rem);
  line-height: 1.6;
  max-width: 44rem;
  margin-bottom: 0;
}

.narrative-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
}

.chip-row,
.contact-note {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.chip {
  border: 1px solid var(--border);
  color: var(--text-muted);
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
  font-size: clamp(0.75rem, 1.5vw, 0.8rem);
  background: rgba(255, 255, 255, 0.03);
}

.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.8rem;
}

.screenshot-grid img {
  width: 100%;
  border-radius: 0.8rem;
  border: 1px solid var(--border);
}

.markdown-body {
  line-height: 1.75;
}

.markdown-body pre,
.code-snippet pre {
  border-radius: 0.8rem;
  border: 1px solid var(--border);
  background: #08101b;
  color: #d6e2ff;
  padding: 1rem;
  overflow-x: auto;
}

.code-snippet {
  position: relative;
  border: 1px solid var(--border);
  border-radius: 0.95rem;
  overflow: hidden;
  margin: 1rem 0;
  background: color-mix(in srgb, var(--card) 96%, transparent);
}

.code-snippet figcaption {
  padding: 0.75rem 0.9rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
}

.code-snippet pre {
  margin: 0;
}

.copy-code-btn {
  position: absolute;
  top: 0.6rem;
  right: 0.6rem;
  border: 1px solid var(--border-strong);
  border-radius: 0.55rem;
  background: color-mix(in srgb, var(--bg-soft) 88%, transparent);
  color: var(--text);
  font-size: 0.75rem;
  padding: 0.3rem 0.65rem;
}

.copy-code-btn.is-copied {
  color: #fff;
  background: var(--success);
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.8fr);
  gap: 1rem;
}

.contact-links {
  display: grid;
  gap: 0.75rem;
  margin: 1rem 0 1.25rem;
}

.form-control,
.form-control:focus,
textarea.form-control,
.form-select,
.form-select:focus {
  background-color: color-mix(in srgb, var(--bg-soft) 95%, transparent);
  color: var(--text);
  border-color: var(--border);
  border-radius: 0.95rem;
  box-shadow: none;
}

.form-label {
  font-weight: 600;
}

.alert {
  border-radius: 1rem;
  border: 1px solid transparent;
}

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

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(2, minmax(180px, 0.7fr));
  gap: 1rem;
  padding: 1.5rem;
  border: 1px solid var(--border);
  border-radius: 1.6rem;
  background: var(--panel);
  backdrop-filter: blur(18px);
}

.footer-brand-block h2 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  margin: 0.35rem 0 0.75rem;
  max-width: 18ch;
}

.footer-column {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0 0;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.contact-partner-block {
  margin-top: 1.2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.partner-showcase {
  display: grid;
  gap: 0.75rem;
}

.partner-showcase h3 {
  margin: 0;
  font-size: clamp(1rem, 2.2vw, 1.25rem);
}

.partner-banner-link {
  display: block;
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 0.9rem;
  overflow: hidden;
  background: color-mix(in srgb, var(--card) 96%, transparent);
}

.partner-banner-link img {
  display: block;
  width: 100%;
  height: auto;
}

.partner-links-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.6rem;
}

.partner-link-card {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid var(--border);
  border-radius: 0.85rem;
  padding: 0.55rem 0.7rem;
  color: var(--text);
  background: color-mix(in srgb, var(--card) 94%, transparent);
}

.partner-link-card:hover {
  border-color: var(--border-strong);
  color: var(--text);
}

.partner-logo {
  width: 1.55rem;
  height: 1.55rem;
  border-radius: 0.45rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #08111e;
  background: linear-gradient(135deg, var(--accent) 0%, #d2ecff 100%);
}

.footer-bottom a {
  color: var(--accent);
}

.footer-bottom a:hover {
  color: var(--accent-strong);
}

@media (max-width: 991.98px) {
  .site-header {
    padding-top: 0.75rem;
  }

  .page-shell {
    padding-top: 7.6rem;
  }

  .hero-grid,
  .contact-layout,
  .footer-grid,
  .stats-strip {
    grid-template-columns: 1fr;
  }

  .proof-grid,
  .metric-grid {
    grid-template-columns: 1fr;
  }

  .navbar-collapse {
    padding-top: 1rem;
  }

  .navbar-nav {
    align-items: stretch !important;
  }
}

@media (max-width: 767.98px) {
  .site-nav-shell,
  .hero-section,
  .page-hero,
  .footer-grid {
    border-radius: 1.2rem;
  }

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

  .cta-row,
  .footer-bottom,
  .section-head {
    flex-direction: column;
    align-items: flex-start;
  }
}

.hero-section {
  padding: 3rem;
  border: 1px solid var(--border);
  border-radius: 1rem;
  background: color-mix(in srgb, var(--card) 94%, transparent);
}

.eyebrow {
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
}

.hero-section h1 {
  max-width: 900px;
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  margin: 0.75rem 0 1rem;
}

.hero-copy {
  max-width: 760px;
  color: var(--text-muted);
  font-size: clamp(0.95rem, 2.5vw, 1.15rem);
  line-height: 1.6;
}

.card-elevated h2 {
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  margin-bottom: 0.5rem;
}

.card-elevated h3 {
  font-size: clamp(1rem, 2vw, 1.25rem);
  margin-bottom: 0.25rem;
}

.card-elevated p {
  font-size: clamp(0.85rem, 1.8vw, 0.95rem);
  line-height: 1.5;
}

.footer-content span,
.footer-content a {
  font-size: clamp(0.85rem, 1.8vw, 0.9rem);
}