:root {
  /* Aparial Flux palette - Light */
  --color-primary: #0f5bff;
  --color-primary-strong: #00b5ff;
  --color-surface: #ffffff;
  --color-surface-muted: #eef3ff;
  --color-background: #f7faff;
  --color-text: #0e1320;
  --color-text-muted: #5b6376;
  --color-border: rgba(15, 91, 255, 0.12);
  --color-highlight: rgba(15, 91, 255, 0.08);
  --color-success: #1fb18d;
  --color-warning: #f5a524;
  --color-danger: #eb5160;
  --gradient-background: radial-gradient(circle at 16% 20%, rgba(15, 91, 255, 0.06), transparent 25%),
    radial-gradient(circle at 82% 12%, rgba(0, 181, 255, 0.06), transparent 28%),
    linear-gradient(145deg, #f7faff 0%, #eef3ff 48%, #ffffff 100%);
  --panel-strong: linear-gradient(135deg, rgba(255, 255, 255, 0.96), rgba(240, 246, 255, 0.94));
  --panel-soft: linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(244, 248, 255, 0.92));
  --hero-backdrop: radial-gradient(circle at 40% 38%, rgba(15, 91, 255, 0.12), transparent 32%),
    linear-gradient(145deg, rgba(247, 250, 255, 0.92) 0%, rgba(237, 243, 255, 0.96) 45%, rgba(255, 255, 255, 0.98) 100%);
  --glass-glow: rgba(15, 91, 255, 0.14);

  /* Typography */
  --font-sans: "Space Grotesk", "Inter", "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  --font-size-xs: 0.875rem;
  --font-size-sm: 0.9375rem;
  --font-size-base: 1rem;
  --font-size-md: 1.125rem;
  --font-size-lg: 1.5rem;
  --font-size-xl: 2rem;
  --font-size-xxl: 2.75rem;

  /* Spacing */
  --space-2xs: 0.25rem;
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4.5rem;

  /* Elevation & radius */
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --shadow-sm: 0 12px 28px rgba(9, 20, 60, 0.1);
  --shadow-md: 0 24px 48px rgba(9, 20, 60, 0.16);

  /* Layout */
  --max-width: 1200px;
}

[data-theme="dark"] {
  --color-primary: #7edbff;
  --color-primary-strong: #9ea7ff;
  --color-surface: #0f1728;
  --color-surface-muted: #0b1222;
  --color-background: #050914;
  --color-text: #e7edff;
  --color-text-muted: #9cb4d5;
  --color-border: rgba(102, 228, 255, 0.16);
  --color-highlight: rgba(102, 228, 255, 0.08);
  --shadow-sm: 0 20px 50px rgba(3, 7, 18, 0.45);
  --shadow-md: 0 32px 70px rgba(2, 6, 18, 0.65);
  --gradient-background: radial-gradient(circle at 16% 20%, rgba(118, 226, 255, 0.08), transparent 25%),
    radial-gradient(circle at 82% 12%, rgba(127, 140, 255, 0.08), transparent 28%),
    linear-gradient(145deg, #050914 0%, #081227 48%, #050c18 100%);
  --panel-strong: linear-gradient(135deg, rgba(15, 23, 40, 0.96), rgba(6, 11, 20, 0.96));
  --panel-soft: linear-gradient(135deg, rgba(15, 23, 40, 0.9), rgba(9, 14, 28, 0.9));
  --hero-backdrop: radial-gradient(circle at 40% 38%, rgba(84, 148, 255, 0.08), transparent 32%),
    linear-gradient(145deg, rgba(15, 23, 40, 0.85) 0%, rgba(9, 13, 24, 0.9) 45%, rgba(6, 11, 20, 0.95) 100%);
  --glass-glow: rgba(102, 228, 255, 0.14);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text);
  background: var(--gradient-background);
  min-height: 100%;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0 0 var(--space-md);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-text);
}

h1 {
  font-size: clamp(2.625rem, 3vw, 3.5rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(2rem, 2.4vw, 2.75rem);
  letter-spacing: -0.015em;
}

h3 {
  font-size: clamp(1.5rem, 2vw, 2rem);
  letter-spacing: -0.01em;
}

h4 {
  font-size: 1.25rem;
}

p {
  margin: 0 0 var(--space-md);
  color: var(--color-text-muted);
}

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

a:hover,
a:focus-visible {
  color: var(--color-primary);
}

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

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

button {
  border: none;
  background: none;
  cursor: pointer;
}

main {
  display: block;
}

.container {
  width: min(calc(100% - 2 * var(--space-xl)), var(--max-width));
  margin: 0 auto;
}

.section {
  padding: var(--space-3xl) 0;
}

.section--compact {
  padding: var(--space-2xl) 0;
}

.surface {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  backdrop-filter: blur(20px);
}

.surface--muted {
  background: var(--color-surface-muted);
  border-color: transparent;
}

.grid {
  display: grid;
  gap: var(--space-xl);
}

.grid--two {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid--three {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.grid--four {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.text-center {
  text-align: center;
}

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

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  padding: var(--space-2xs) var(--space-sm);
  font-size: var(--font-size-xs);
  border-radius: var(--radius-sm);
  background: var(--color-highlight);
  color: var(--color-primary);
}

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

.pill {
  display: inline-flex;
  align-items: center;
  padding: var(--space-2xs) var(--space-sm);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--color-text);
  font-size: var(--font-size-xs);
  line-height: 1;
  border: 1px solid var(--color-border);
  letter-spacing: 0.04em;
}

.pill--soft {
  background: rgba(255, 255, 255, 0.04);
  color: var(--color-text-muted);
}

.stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.stack--tight {
  gap: var(--space-md);
}

.section-heading {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-bottom: var(--space-2xl);
  max-width: 640px;
}

.section-heading--center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
  align-items: center;
}

.divider {
  height: 1px;
  width: 100%;
  background: var(--color-border);
  margin: var(--space-xl) 0;
}

.highlight {
  color: var(--color-primary);
}

.link-underline {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
}

.link-underline::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  bottom: -2px;
  height: 2px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 200ms ease;
}

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

.sr-only-focusable:focus {
  position: static;
  width: auto;
  height: auto;
  margin: 0;
  overflow: visible;
  clip: auto;
}

.tag-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.tag {
  padding: var(--space-2xs) var(--space-sm);
  border-radius: var(--radius-sm);
  background: var(--color-highlight);
  color: var(--color-primary);
  font-size: var(--font-size-xs);
}

.skip-link {
  position: absolute;
  left: -999px;
  top: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-md);
  z-index: 10000;
  transition: transform 160ms ease;
}

.skip-link:focus {
  left: var(--space-lg);
}

[data-animate] {
  opacity: 1;
  transform: translateY(0);
}

.js-enabled [data-animate] {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 300ms ease, transform 320ms ease;
}

.js-enabled [data-animate].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .js-enabled [data-animate] {
    opacity: 1;
    transform: none;
  }
}