/* Custom hooks on top of Tailwind (optional) */
:root {
  --ring: 121 94% 55%;
  --bg-dark: #0B0C0E;
  --bg-dark-2: #131517;
  --fg-light: #D6D6D6;
  --fg-light-2: #A1A1A1;
  --border: rgba(255,255,255,0.08);
  --border-strong: rgba(255,255,255,0.15);
  --radius: 0.75rem;
  --border-subtle: rgba(255,255,255,0.08);
  
  /* Fonts */
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

/* Smooth font rendering */
html { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; scroll-behavior: smooth; }


body {
  background-color: var(--bg-dark);
  /* Grid Pattern */
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    radial-gradient(circle 800px at 50% -20%, rgba(120, 119, 198, 0.15), transparent);
  background-size: 40px 40px, 40px 40px, 100% 100%;
  background-attachment: fixed;
}
/* Example utility for gradient text */
.text-gradient {
  background: linear-gradient(90deg, #a78bfa, #60a5fa, #34d399);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.fonts-monospace {
  font-family: var(--font-mono);
}

.light-text {
  color: var(--fg-light);
}

.light-text-2 {
  color: var(--fg-light-2);
}

/* Layout helpers */
.container { max-width: 72rem; margin-left: auto; margin-right: auto; padding-left: clamp(1rem, 4vw, 1.75rem); padding-right: clamp(1rem, 4vw, 1.75rem); }
.section { padding-top: clamp(3rem, 7vw, 6rem); padding-bottom: clamp(3rem, 7vw, 6rem); }
.hero { padding-top: clamp(5rem, 12vw, 7rem); padding-bottom: clamp(3rem, 8vw, 4rem); }

/* Type scale */
.hero-title { font-weight: 600; letter-spacing: -0.03em; line-height: 1.1; font-size: clamp(2.2rem, 5vw, 3.5rem); text-wrap: balance; }
.section-title { margin-top: 0.5rem; margin-bottom: 1rem; font-size: clamp(1.5rem, 2.5vw, 2.25rem); line-height: 1.25; font-weight: 600; text-wrap: balance; }
.page-title { font-weight: 700; letter-spacing: -0.02em; }
.hero-title, .section-title, .page-title { font-family: var(--font-sans); }
.eyebrow { font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.05em; font-size: 0.75rem; color: var(--fg-light-2); margin-bottom: 0.5rem; font-weight: 500; }
.fine-print { margin-top: 1.5rem; font-size: 0.875rem; color: var(--fg-light-2); line-height: 1.6; }
.hero-sub { max-width: 65ch; margin-left: auto; margin-right: auto; margin-top: 1.25rem; line-height: 1.6; font-size: 1.125rem; }

/* Cards & grids */
.grid-cards { display: grid; gap: 1.25rem; grid-template-columns: 1fr; align-items: stretch; }
@media (min-width: 768px) { 
  .grid-cards { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 2rem; position: relative; }
  .grid-cards .card:not(:last-child)::after { content: '→'; position: absolute; right: -0.75rem; top: 50%; transform: translateY(-50%); font-size: 1.5rem; color: rgba(255,255,255,0.15); pointer-events: none; z-index: 1; }
}
.grid-2 { display: grid; gap: 1.25rem; grid-template-columns: 1fr; }
@media (min-width: 768px) { .grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2rem; } }

.card { 
  background: rgba(255, 255, 255, 0.02); 
  border-radius: var(--radius); 
  padding: 1.75rem; 
  height: 100%; 
  display: flex; 
  flex-direction: column; 
  position: relative; 
  border: 1px solid rgba(255, 255, 255, 0.12); 
  overflow: hidden;
  backdrop-filter: blur(8px);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.2);
  transition: border-color 160ms ease, transform 120ms ease; 
}

.card:hover { 
  border-color: var(--border-strong); 
  transform: translateY(-1px); 
}

/* The Spotlight Glow */
.card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(
    800px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), 
    rgba(255, 255, 255, 0.06), 
    transparent 40%
  );
  opacity: 0;
  transition: opacity 0.5s ease;
  pointer-events: none;
  z-index: 0;
}

.card:hover::before {
  opacity: 1;
}

.card-title { font-weight: 600; margin-bottom: 0.5rem; font-size: 1.125rem; position: relative; z-index: 1; }
.card-body { color: var(--fg-light); font-size: 1rem; line-height: 1.6; position: relative; z-index: 1; }
.card-num { width: 2rem; height: 2rem; border-radius: 9999px; display: inline-flex; align-items: center; justify-content: center; background: rgba(255,255,255,0.1); color: white; font-size: 0.875rem; margin-bottom: 0.75rem; font-weight: 600; font-family: var(--font-mono); position: relative; z-index: 1; }

/* Badges */
.badges { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.25rem; }
.badge { 
  background: rgba(255, 255, 255, 0.03);
  color: #e5e5e5;
  border-radius: 9999px; 
  padding: 0.5rem 0.875rem; 
  font-size: 0.875rem; 
  font-family: var(--font-mono);
  border: 1px solid var(--border);
  backdrop-filter: blur(8px);
}

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--border); border-radius: var(--radius); padding: 0.7rem 1.2rem; font-size: 0.95rem; font-weight: 600; color: white; background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02)); transition: background 180ms ease, border-color 180ms ease, transform 120ms ease; backdrop-filter: blur(8px); }
.btn:hover { background: linear-gradient(180deg, rgba(255,255,255,0.10), rgba(255,255,255,0.04)); border-color: var(--border-strong); }
.btn:active { transform: translateY(1px); }
.btn:focus { outline: none; }
.btn:focus-visible { box-shadow: 0 0 0 3px hsl(var(--ring) / 0.45); }

.btn-primary {
  background: #EDEDED;
  color: #000000;
  border-color: #FFFFFF;
  font-weight: 600;
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.15);
}

.btn-primary:hover {
  background: #FFFFFF;
  transform: translateY(-1px);
  box-shadow: 0 0 30px rgba(255, 255, 255, 0.25);
}

/* Body copy spacing */
.section-body { margin-top: 0.75rem; color: var(--fg-light); font-size: 1.0625rem; line-height: 1.7; max-width: 65ch; }

/* Header and brand */
.site-header { border-bottom: 1px solid rgba(255,255,255,0.06); }
.brand { font-family: var(--font-sans); font-weight: 700; letter-spacing: -0.02em; font-size: 0.875rem; color: var(--fg-light); text-transform: uppercase; }

/* Smooth link transitions */
a { transition: color 180ms ease, opacity 180ms ease; }
a:focus-visible { outline-offset: 2px; }

/* Link utility */
.link { color: var(--fg-light-2); text-decoration: underline; text-underline-offset: 2px; }
.link:hover { color: #ffffff; }
.link:focus-visible { outline: none; box-shadow: 0 0 0 3px hsl(var(--ring) / 0.45); }

/* Header nav links */
.nav-link { color: var(--fg-light-2); padding: 0.375rem 0.5rem; border-radius: 0.5rem; }
.nav-link:hover { color: #ffffff; background: rgba(255,255,255,0.06); }
.nav-link:focus-visible { outline: none; box-shadow: 0 0 0 3px hsl(var(--ring) / 0.45); }

/* Respect reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
  * { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; }
}

/* Footer */
.footer { border-top: 1px solid var(--border); margin-top: clamp(2.5rem, 8vw, 4rem); padding-top: clamp(2rem, 6vw, 3rem); padding-bottom: clamp(1.5rem, 4vw, 2rem); }
.footer-grid { display: grid; gap: 2rem; grid-template-columns: 1fr; align-items: start; }
@media (min-width: 768px) { .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; gap: 2.5rem; } }
.footer-title { font-size: 0.8rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--fg-light-2); margin-bottom: 0.75rem; font-family: var(--font-mono); }
.footer-desc { color: var(--fg-light-2); margin-top: 0.5rem; max-width: 48ch; line-height: 1.6; }
.footer-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.5rem; }
.footer-bottom { margin-top: clamp(1.5rem, 4vw, 2rem); padding-top: 1rem; border-top: 1px solid rgba(255,255,255,0.06); display: flex; align-items: center; justify-content: space-between; color: var(--fg-light-2); font-size: 0.875rem; }
.footer .brand { font-size: 1rem; }