@import url(''https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&family=Instrument+Serif:ital@0;1&display=swap'');

:root {
  --clr-bg: #ffffff;
  --clr-bg-soft: #f4f9ff;
  --clr-bg-muted: #edf5ff;
  --clr-border: #dbeafe;
  --clr-border-hover: #93c5fd;
  --clr-text: #081427;
  --clr-text-2: #17325e;
  --clr-text-3: #45628d;
  --clr-text-4: #7a95bc;
  --clr-accent: #2563eb;
  --clr-accent-h: #1d4ed8;
  --clr-accent-lt: #eff6ff;
  --clr-accent-bd: #bfdbfe;
  --clr-cyan: #06b6d4;
  --clr-cyan-lt: #ecfeff;
  --clr-green: #22c55e;
  --clr-green-lt: #f0fdf4;
  --clr-amber: #f59e0b;
  --clr-amber-lt: #fffbeb;
  --clr-red: #ef4444;
  --clr-red-lt: #fef2f2;
  --clr-purple: #8b5cf6;
  --clr-purple-lt: #f5f3ff;
  --theme-shadow-rgb: 37,99,235;
  --particle-primary-rgb: 37,99,235;
  --particle-secondary-rgb: 6,182,212;
  --surface-gradient: linear-gradient(180deg, #ffffff 0%, #f4f9ff 52%, #eef6ff 100%);
  --font-body: 'Plus Jakarta Sans', 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --font-serif: 'Instrument Serif', Georgia, serif;
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.5rem;
  --text-5xl: 3.25rem;
  --text-6xl: 4rem;
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-section: 5rem;
  --container: 1200px;
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 0.875rem;
  --radius-xl: 1.25rem;
  --radius-2xl: 1.75rem;
  --shadow-xs: 0 1px 2px rgba(37,99,235,0.06);
  --shadow-sm: 0 1px 3px rgba(37,99,235,0.10), 0 1px 2px rgba(37,99,235,0.06);
  --shadow-md: 0 6px 20px rgba(37,99,235,0.12), 0 2px 6px rgba(37,99,235,0.07);
  --shadow-lg: 0 16px 46px rgba(37,99,235,0.14), 0 4px 16px rgba(37,99,235,0.08);
  --shadow-xl: 0 24px 80px rgba(37,99,235,0.18), 0 6px 24px rgba(37,99,235,0.10);
  --shadow-accent: 0 12px 32px rgba(37,99,235,0.24);
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-spring: cubic-bezier(0.16, 1, 0.3, 1);
  --dur-fast: 150ms;
  --dur-base: 250ms;
  --dur-slow: 400ms;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--surface-gradient);
  color: var(--clr-text);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  min-height: 100vh;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
button, input, textarea, select { font: inherit; }
body::before,
body::after {
  content: '';
  position: fixed;
  pointer-events: none;
  border-radius: 999px;
  filter: blur(90px);
  z-index: -2;
  opacity: 0.42;
}
body::before {
  width: 360px;
  height: 360px;
  top: -140px;
  left: -100px;
  background: rgba(var(--particle-primary-rgb), 0.18);
}
body::after {
  width: 420px;
  height: 420px;
  right: -140px;
  bottom: -180px;
  background: rgba(var(--particle-secondary-rgb), 0.16);
}
body.theme-ready:not(.cursor-native) { cursor: none; }

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--clr-bg-soft); }
::-webkit-scrollbar-thumb { background: var(--clr-accent-bd); border-radius: 999px; }
::-webkit-scrollbar-thumb:hover { background: var(--clr-accent); }

.theme-shell {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}
.theme-particles {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.72;
}
.theme-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(var(--particle-primary-rgb), 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(var(--particle-primary-rgb), 0.05) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: radial-gradient(circle at 50% 12%, black 0%, transparent 72%);
  opacity: 0.5;
}
.theme-logo-wrap {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.theme-logo-bg {
  width: min(420px, 58vw);
  max-width: 540px;
  opacity: 0.075;
  filter: blur(0.6px) saturate(0.9);
}
.cursor-dot,
.cursor-ring {
  position: fixed;
  pointer-events: none;
  border-radius: 999px;
  transform: translate(-50%, -50%);
  z-index: 9998;
  opacity: 0;
  transition: opacity 0.2s ease;
}
body.theme-ready:not(.cursor-native) .cursor-dot,
body.theme-ready:not(.cursor-native) .cursor-ring { opacity: 1; }
.cursor-dot {
  width: 8px;
  height: 8px;
  background: var(--clr-accent);
  z-index: 9999;
  box-shadow: 0 0 0 8px rgba(37,99,235,0.08);
  transition: width 0.18s var(--ease-spring), height 0.18s var(--ease-spring), background 0.18s var(--ease-spring), box-shadow 0.18s var(--ease-spring), opacity 0.2s ease;
}
.cursor-dot.clicking {
  width: 14px;
  height: 14px;
  background: var(--clr-cyan);
}
.cursor-ring {
  width: 38px;
  height: 38px;
  border: 1.5px solid rgba(37,99,235,0.42);
  background: rgba(37,99,235,0.03);
  transition: width 0.18s var(--ease-spring), height 0.18s var(--ease-spring), border-color 0.18s var(--ease-spring), background 0.18s var(--ease-spring), opacity 0.2s ease;
}
.cursor-ring.hovered {
  width: 56px;
  height: 56px;
  border-color: rgba(6,182,212,0.58);
  background: rgba(37,99,235,0.08);
}
.cursor-native .cursor-dot,
.cursor-native .cursor-ring { display: none; }

.container {
  max-width: var(--container);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}
.section { padding: var(--space-section) 0; }
.section-lg { padding: 6rem 0; }
.divider { height: 1px; background: var(--clr-border); margin: 0; }
main, footer, .site-nav, .page-shell, .pricing-shell, .dashboard-shell, .hero, .cta-section { position: relative; z-index: 1; }

.label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: 0.75rem;
}
.label::before {
  content: '';
  display: block;
  width: 14px;
  height: 2px;
  background: var(--clr-accent);
  border-radius: 999px;
}
.section-title {
  font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl));
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.08;
  color: var(--clr-text);
  margin-bottom: var(--space-4);
}
.section-title em {
  font-style: normal;
  color: var(--clr-accent);
}
.section-desc {
  font-size: var(--text-lg);
  color: var(--clr-text-3);
  line-height: 1.7;
  max-width: 580px;
}
.section-head { margin-bottom: 3.5rem; }
.section-head.center { text-align: center; }
.section-head.center .label { justify-content: center; }
.section-head.center .section-desc { margin: 0 auto; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  border-radius: var(--radius-lg);
  border: none;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  line-height: 1;
  font-weight: 600;
  transition: transform var(--dur-base) var(--ease-spring), box-shadow var(--dur-base) var(--ease-spring), background var(--dur-base) var(--ease), color var(--dur-base) var(--ease), border-color var(--dur-base) var(--ease);
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: linear-gradient(135deg, var(--clr-accent), color-mix(in srgb, var(--clr-accent) 76%, var(--clr-cyan)));
  color: #ffffff;
  box-shadow: var(--shadow-accent);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--clr-accent-h), var(--clr-accent));
  box-shadow: 0 18px 36px rgba(37,99,235,0.28);
}
.btn-secondary {
  background: rgba(255, 255, 255, 0.92);
  color: var(--clr-text);
  border: 1.5px solid var(--clr-border);
  box-shadow: var(--shadow-sm);
}
.btn-secondary:hover {
  background: var(--clr-bg-soft);
  border-color: var(--clr-accent-bd);
  color: var(--clr-accent);
  box-shadow: var(--shadow-md);
}
.btn-white {
  background: #ffffff;
  color: var(--clr-accent);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.14);
}
.btn-white:hover {
  background: color-mix(in srgb, #ffffff 86%, var(--clr-accent-lt));
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.18);
}
.btn-outline-white {
  background: rgba(255,255,255,0.08);
  color: rgba(255,255,255,0.94);
  border: 1.5px solid rgba(255,255,255,0.34);
}
.btn-outline-white:hover {
  background: rgba(255,255,255,0.15);
  border-color: rgba(255,255,255,0.56);
}
.btn-sm { padding: 0.625rem 1.25rem; font-size: var(--text-sm); }
.btn-lg { padding: 1rem 2rem; font-size: var(--text-lg); border-radius: var(--radius-xl); }

.card,
.feature-card,
.preview-card,
.suite-card,
.req-card,
.why-item,
.mv-card,
.pricing-card,
.pricing-meta-card,
.auth-card-panel,
.auth-showcase,
.dashboard-panel,
.auth-mini-card,
.auth-list-item,
.gallery-item,
.contact-card,
.info-card,
.doc-callout,
.doc-card,
.doc-step,
.doc-stat,
.doc-surface {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xl);
}
.card,
.pricing-card,
.pricing-meta-card,
.feature-card,
.preview-card,
.suite-card,
.req-card,
.why-item,
.mv-card,
.contact-card,
.info-card,
.doc-callout,
.doc-card,
.doc-step,
.doc-stat,
.doc-surface {
  background: rgba(255,255,255,0.92);
  border: 1px solid var(--clr-border);
  box-shadow: var(--shadow-sm);
  transition: transform var(--dur-slow) var(--ease-spring), box-shadow var(--dur-slow) var(--ease-spring), border-color var(--dur-base) var(--ease), background var(--dur-base) var(--ease);
}
.card:hover,
.pricing-card:hover,
.pricing-meta-card:hover,
.feature-card:hover,
.preview-card:hover,
.suite-card:hover,
.req-card:hover,
.why-item:hover,
.mv-card:hover,
.contact-card:hover,
.info-card:hover,
.doc-callout:hover,
.doc-card:hover,
.doc-step:hover,
.doc-stat:hover,
.doc-surface:hover {
  transform: translateY(-6px);
  border-color: var(--clr-accent-bd);
  box-shadow: 0 24px 64px rgba(37,99,235,0.16), var(--shadow-lg);
}
.theme-tilt-target {
  will-change: transform;
  transform-style: preserve-3d;
}
.theme-tilt-target::after,
.card::after,
.pricing-card::after,
.feature-card::after,
.preview-card::after,
.suite-card::after,
.req-card::after,
.why-item::after,
.mv-card::after,
.contact-card::after,
.info-card::after,
.doc-callout::after,
.doc-card::after,
.doc-step::after,
.doc-stat::after,
.doc-surface::after {
  content: '';
  position: absolute;
  inset: auto 0 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--clr-accent), var(--clr-cyan), transparent);
  opacity: 0;
  transform: scaleX(0.3);
  transition: opacity var(--dur-base) var(--ease), transform var(--dur-base) var(--ease-spring);
}
.theme-tilt-target:hover::after,
.card:hover::after,
.pricing-card:hover::after,
.feature-card:hover::after,
.preview-card:hover::after,
.suite-card:hover::after,
.req-card:hover::after,
.why-item:hover::after,
.mv-card:hover::after,
.contact-card:hover::after,
.info-card:hover::after,
.doc-callout:hover::after,
.doc-card:hover::after,
.doc-step:hover::after,
.doc-stat:hover::after,
.doc-surface:hover::after {
  opacity: 1;
  transform: scaleX(1);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.85rem;
  border-radius: 999px;
  font-size: var(--text-xs);
  font-weight: 600;
  font-family: var(--font-mono);
}
.badge-blue   { background: color-mix(in srgb, var(--clr-accent-lt) 82%, #ffffff); color: var(--clr-accent); border: 1px solid var(--clr-accent-bd); }
.badge-cyan   { background: var(--clr-cyan-lt); color: var(--clr-cyan); border: 1px solid color-mix(in srgb, var(--clr-cyan) 30%, transparent); }
.badge-green  { background: var(--clr-green-lt); color: var(--clr-green); border: 1px solid color-mix(in srgb, var(--clr-green) 30%, transparent); }
.badge-amber  { background: var(--clr-amber-lt); color: var(--clr-amber); border: 1px solid color-mix(in srgb, var(--clr-amber) 30%, transparent); }
.badge-purple { background: var(--clr-purple-lt); color: var(--clr-purple); border: 1px solid color-mix(in srgb, var(--clr-purple) 30%, transparent); }
.badge-teal   { background: color-mix(in srgb, var(--clr-cyan-lt) 80%, #ffffff); color: var(--clr-cyan); border: 1px solid color-mix(in srgb, var(--clr-cyan) 24%, transparent); }

.icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.375rem;
  flex-shrink: 0;
}
.icon-box-sm { width: 36px; height: 36px; font-size: 1rem; border-radius: var(--radius-sm); }
.icon-box-lg { width: 64px; height: 64px; font-size: 1.75rem; border-radius: var(--radius-lg); }
.icon-box.blue { background: var(--clr-accent-lt); border: 1px solid var(--clr-accent-bd); }
.icon-box.cyan { background: var(--clr-cyan-lt); border: 1px solid color-mix(in srgb, var(--clr-cyan) 22%, transparent); }
.icon-box.green { background: var(--clr-green-lt); border: 1px solid color-mix(in srgb, var(--clr-green) 22%, transparent); }
.icon-box.amber { background: var(--clr-amber-lt); border: 1px solid color-mix(in srgb, var(--clr-amber) 22%, transparent); }
.icon-box.purple { background: var(--clr-purple-lt); border: 1px solid color-mix(in srgb, var(--clr-purple) 22%, transparent); }
.icon-box.red { background: var(--clr-red-lt); border: 1px solid color-mix(in srgb, var(--clr-red) 22%, transparent); }

.site-nav {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid rgba(37,99,235,0.10);
  transition: box-shadow var(--dur-base) var(--ease), border-color var(--dur-base) var(--ease), background var(--dur-base) var(--ease);
}
.site-nav.scrolled {
  box-shadow: 0 18px 40px rgba(37,99,235,0.10);
  border-bottom-color: rgba(37,99,235,0.16);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  height: 68px;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
  gap: 0.75rem;
}
.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  flex-shrink: 0;
}
.nav-logo-text {
  font-weight: 800;
  font-size: 1.2rem;
  letter-spacing: -0.03em;
  color: var(--clr-text);
}
.nav-logo-text span { color: var(--clr-accent); }
.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1 1 auto;
  min-width: 0;
  gap: 0.05rem;
  list-style: none;
}
.nav-links a {
  display: block;
  padding: 0.5rem 0.72rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--clr-text-3);
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--clr-text);
  background: color-mix(in srgb, var(--clr-accent-lt) 72%, #ffffff);
}
.nav-links a.nav-download {
  background: linear-gradient(135deg, var(--clr-accent), color-mix(in srgb, var(--clr-accent) 76%, var(--clr-cyan)));
  color: #ffffff !important;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-accent);
}
.nav-links a.nav-download:hover { transform: translateY(-1px); }
.site-quick-panel {
  position: fixed;
  right: clamp(0.85rem, 2vw, 1.25rem);
  top: 50%;
  transform: translateY(-50%);
  z-index: 190;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding: 0.55rem;
  border-radius: calc(var(--radius-xl) + 0.25rem);
  background: rgba(255,255,255,0.52);
  border: 1px solid color-mix(in srgb, var(--clr-accent) 18%, transparent);
  box-shadow: 0 16px 44px rgba(var(--theme-shadow-rgb), 0.18);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
}
.site-quick-panel__btn {
  position: relative;
  width: 3.35rem;
  height: 3.35rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: var(--clr-text);
  background: linear-gradient(180deg, rgba(255,255,255,0.96), rgba(255,255,255,0.82));
  border: 1px solid color-mix(in srgb, var(--clr-accent) 18%, transparent);
  box-shadow: var(--shadow-sm);
  transition: transform var(--dur-base) var(--ease-spring), background var(--dur-base) var(--ease), border-color var(--dur-base) var(--ease), color var(--dur-base) var(--ease), box-shadow var(--dur-base) var(--ease);
}
.site-quick-panel__btn:hover,
.site-quick-panel__btn:focus-visible {
  color: var(--clr-accent);
  background: color-mix(in srgb, var(--clr-accent-lt) 72%, #ffffff);
  border-color: var(--clr-accent-bd);
  box-shadow: var(--shadow-md);
  transform: translateX(-4px);
}
.site-quick-panel__btn:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--clr-accent) 28%, transparent);
  outline-offset: 2px;
}
.site-quick-panel__btn.is-download {
  color: #ffffff;
  border-color: transparent;
  background: linear-gradient(135deg, var(--clr-accent), color-mix(in srgb, var(--clr-accent) 76%, var(--clr-cyan)));
  box-shadow: var(--shadow-accent);
}
.site-quick-panel__btn.is-download:hover,
.site-quick-panel__btn.is-download:focus-visible {
  color: #ffffff;
  background: linear-gradient(135deg, var(--clr-accent-h), var(--clr-accent));
}
.site-quick-panel__icon {
  width: 1.18rem;
  height: 1.18rem;
  stroke: currentColor;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.85;
}
.site-quick-panel__tooltip {
  position: absolute;
  right: calc(100% + 0.75rem);
  top: 50%;
  transform: translateY(-50%) translateX(0.5rem);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.94);
  border: 1px solid color-mix(in srgb, var(--clr-accent) 18%, transparent);
  box-shadow: var(--shadow-md);
  color: var(--clr-text);
  font-size: var(--text-xs);
  font-weight: 600;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}
.site-quick-panel__btn:hover .site-quick-panel__tooltip,
.site-quick-panel__btn:focus-visible .site-quick-panel__tooltip {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}
.site-quick-panel__divider {
  width: 1px;
  height: 18px;
  margin: 0 auto;
  background: color-mix(in srgb, var(--clr-accent) 18%, transparent);
}
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  border: none;
  background: none;
  cursor: pointer;
}
.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  border-radius: 999px;
  background: var(--clr-text-3);
  transition: transform var(--dur-base) var(--ease), opacity var(--dur-base) var(--ease), background var(--dur-base) var(--ease);
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  margin-left: auto;
  flex-shrink: 0;
}
.nav-auth-link,
.nav-auth-button,
.nav-auth-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.68rem 1rem;
  border-radius: 999px;
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 600;
  transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}
.nav-auth-link {
  color: var(--clr-text);
  background: rgba(255,255,255,0.94);
  border: 1px solid rgba(191,219,254,0.54);
  box-shadow: var(--shadow-sm);
}
.nav-auth-link:hover {
  transform: translateY(-1px);
  color: var(--clr-accent);
  border-color: var(--clr-accent-bd);
}
.nav-auth-button {
  color: #ffffff;
  background: linear-gradient(135deg, var(--clr-accent), var(--clr-cyan));
  box-shadow: 0 14px 28px rgba(37,99,235,0.22);
}
.nav-auth-button:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 34px rgba(37,99,235,0.28);
}
.nav-auth-chip {
  gap: 0.45rem;
  color: var(--clr-accent);
  background: var(--clr-accent-lt);
  border: 1px solid var(--clr-accent-bd);
  font-family: var(--font-mono);
}
.nav-auth-chip::before {
  content: '';
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--clr-green), var(--clr-cyan));
  box-shadow: 0 0 0 6px rgba(37,99,235,0.10);
}
.nav-mobile-auth { display: none; }

.site-footer {
  background: rgba(255,255,255,0.78);
  border-top: 1px solid rgba(37,99,235,0.10);
  padding: 4rem 0 2rem;
  backdrop-filter: blur(18px) saturate(150%);
  -webkit-backdrop-filter: blur(18px) saturate(150%);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer-brand-desc {
  color: var(--clr-text-3);
  font-size: var(--text-sm);
  line-height: 1.7;
  margin-top: 0.75rem;
  max-width: 280px;
}
.footer-col h5 {
  font-weight: 700;
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-text-3);
  margin-bottom: 1rem;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }
.footer-col a {
  color: var(--clr-text-3);
  text-decoration: none;
  font-size: var(--text-sm);
  transition: color var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}
.footer-col a:hover { color: var(--clr-accent); }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding-top: 1.75rem;
  border-top: 1px solid rgba(37,99,235,0.10);
  font-size: var(--text-sm);
  color: var(--clr-text-4);
}
.footer-bottom .mono { font-family: var(--font-mono); color: var(--clr-accent); font-size: var(--text-xs); }

.footer-ecosystem {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.9rem;
  flex-wrap: wrap;
  width: 100%;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid color-mix(in srgb, var(--clr-accent) 16%, transparent);
}
.footer-ecosystem-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-text-4);
}
.footer-ecosystem-links {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.footer-ecosystem-links a {
  text-decoration: none;
  color: var(--clr-text-3);
  font-size: var(--text-sm);
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--clr-accent) 22%, transparent);
  background: rgba(255,255,255,0.78);
  transition: color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}
.footer-ecosystem-links a:hover {
  color: var(--clr-accent);
  border-color: var(--clr-accent-bd);
  background: var(--clr-accent-lt);
  transform: translateY(-1px);
}

.site-loader {
  position: fixed;
  inset: 0;
  z-index: 9500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(15rem, 34vh, 20rem) 1.5rem 4rem;
  background-color: #02050b;
  background-repeat: no-repeat;
  background-position: center 34%;
  background-size: min(320px, 42vw);
  transition: opacity 0.5s var(--ease), visibility 0.5s var(--ease);
}
.site-loader::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 28%, rgba(var(--particle-primary-rgb), 0.18), transparent 35%),
    radial-gradient(circle at 50% 78%, rgba(var(--particle-secondary-rgb), 0.12), transparent 32%);
}
.site-loader.is-hidden {
  opacity: 0;
  visibility: hidden;
}
.site-loader__panel {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  min-width: min(280px, 92vw);
}
.site-loader__brand {
  font-weight: 800;
  font-size: clamp(1.8rem, 3.2vw, 2.4rem);
  letter-spacing: -0.04em;
  color: #ffffff;
}
.site-loader__brand span { color: var(--clr-accent); }
.site-loader__bar-wrap {
  width: min(220px, 68vw);
  height: 2px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255,255,255,0.1);
}
.site-loader__bar {
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--clr-accent), var(--clr-cyan));
  transition: width 0.8s var(--ease-spring);
}
.site-loader__text {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: rgba(255,255,255,0.86);
}
.site-loader__blink {
  display: inline-block;
  animation: loaderBlink 1s steps(1) infinite;
}
@keyframes loaderBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

@media (max-width: 1180px) {
  .nav-actions { display: none; }
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    padding: 1.2rem 1.5rem;
    gap: 0.3rem;
    background: rgba(255,255,255,0.98);
    border-bottom: 1px solid rgba(37,99,235,0.12);
    box-shadow: var(--shadow-lg);
    backdrop-filter: blur(22px);
    z-index: 199;
  }
  .nav-links.open a { padding: 0.7rem 0.9rem; }
  .nav-mobile-auth { display: list-item; }
  .nav-links.open .nav-mobile-auth a,
  .nav-links.open .nav-mobile-auth button {
    width: 100%;
    border: none;
    background: transparent;
    color: var(--clr-text);
    text-align: left;
    padding: 0.7rem 0.9rem;
    border-radius: var(--radius-md);
    cursor: pointer;
  }
  .nav-links.open .nav-mobile-auth a:hover,
  .nav-links.open .nav-mobile-auth button:hover {
    background: var(--clr-bg-muted);
  }
  .nav-hamburger { display: flex; margin-left: auto; }
  .site-quick-panel {
    top: auto;
    right: auto;
    left: 50%;
    bottom: 1rem;
    transform: translateX(-50%);
    flex-direction: row;
    gap: 0.55rem;
    max-width: calc(100vw - 2rem);
  }
  .site-quick-panel__btn:hover,
  .site-quick-panel__btn:focus-visible { transform: translateY(-3px); }
  .site-quick-panel__tooltip {
    right: auto;
    left: 50%;
    top: auto;
    bottom: calc(100% + 0.7rem);
    transform: translateX(-50%) translateY(0.45rem);
  }
  .site-quick-panel__btn:hover .site-quick-panel__tooltip,
  .site-quick-panel__btn:focus-visible .site-quick-panel__tooltip { transform: translateX(-50%) translateY(0); }
  .site-quick-panel__divider {
    width: 18px;
    height: 1px;
    margin: auto 0;
  }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .theme-logo-bg { width: min(320px, 70vw); }
}

@media (max-width: 640px) {
  :root { --space-section: 4rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .footer-ecosystem { justify-content: center; }
  .site-quick-panel {
    bottom: 0.85rem;
    padding: 0.4rem;
    gap: 0.45rem;
  }
  .site-quick-panel__btn {
    width: 3rem;
    height: 3rem;
    border-radius: var(--radius-md);
  }
  .site-quick-panel__tooltip { display: none; }
  .site-loader {
    background-size: min(220px, 56vw);
    background-position: center 30%;
    padding-top: 12rem;
  }
  .cursor-dot, .cursor-ring { display: none !important; }
  body { cursor: auto; }
}