:root {
  --color-ink: #0a0f0d;
  --color-ink-soft: #1a2622;
  --color-primary: #22c55e;
  --color-primary-dark: #14532d;
  --color-primary-light: #86efac;
  --color-accent: #bef264;
  --color-sand: #faf7f2;
  --color-cream: #fefefb;
  --color-mist: #f0fdf4;
  --color-slate: #64748b;
  --color-border: rgba(10, 15, 13, 0.1);
  --color-card: rgba(255, 255, 255, 0.95);
  --shadow-sm: 0 2px 8px rgba(10, 15, 13, 0.08);
  --shadow-md: 0 8px 24px rgba(10, 15, 13, 0.12);
  --shadow-lg: 0 20px 50px rgba(10, 15, 13, 0.15);
  --shadow-xl: 0 40px 80px rgba(10, 15, 13, 0.18);
  --shadow-soft: 0 12px 40px rgba(10, 15, 13, 0.08);
  --shadow-card: 0 4px 12px rgba(10, 15, 13, 0.1);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --content-max: 1200px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, sans-serif;
  color: var(--color-ink);
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(34, 197, 94, 0.15), transparent),
    radial-gradient(circle at 80% 20%, rgba(190, 242, 100, 0.12) 0%, transparent 40%),
    radial-gradient(circle at 20% 80%, rgba(34, 197, 94, 0.1) 0%, transparent 40%),
    linear-gradient(135deg, var(--color-sand) 0%, var(--color-mist) 50%, var(--color-cream) 100%);
  background-attachment: fixed;
  min-height: 100vh;
  line-height: 1.5;
  position: relative;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(600px circle at 15% 20%, rgba(34, 197, 94, 0.08), transparent),
    radial-gradient(500px circle at 85% 80%, rgba(190, 242, 100, 0.08), transparent);
  pointer-events: none;
  z-index: 0;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}

p {
  margin: 0;
}

h1,
h2,
h3,
h4 {
  font-family: Arial, sans-serif;
  margin: 0;
  letter-spacing: 0;
  line-height: 1.2;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

button {
  font-family: inherit;
}

section {
  padding: clamp(0.5rem, 0.9vw, 1.4rem) 0;
}

.container {
  width: min(100% - 2.5rem, var(--content-max));
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 1rem;
  background: #ffffff;
  color: var(--color-ink);
  padding: 0.75rem 1rem;
  border-radius: 999px;
  box-shadow: var(--shadow-card);
}

.skip-link:focus {
  left: 1.5rem;
  z-index: 10;
}

.eyebrow {
  font-size: 0.85rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--color-primary);
}

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

.stack {
  display: grid;
  gap: 0.9rem;
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

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

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}