/* Base — reset, typography, layout primitives, nav, footer, shared buttons. */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

/* Layout */
.wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

.tnum {
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

/* Reveal-on-scroll primitive */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-d1 { transition-delay: 0.06s; }
.reveal-d2 { transition-delay: 0.12s; }
.reveal-d3 { transition-delay: 0.18s; }
.reveal-d4 { transition-delay: 0.24s; }
.reveal-d5 { transition-delay: 0.30s; }
.reveal-d6 { transition-delay: 0.36s; }

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* Nav */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  border-bottom: 1px solid transparent;
  transition: background var(--t-slow), border-color var(--t-slow), backdrop-filter var(--t-slow);
}
.nav.is-scrolled {
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom-color: var(--border);
}
.nav .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.3px;
  color: var(--text);
}
.logo-icon {
  width: 28px;
  height: 28px;
  border-radius: 7px;
}
.nav-links {
  display: flex;
  gap: 28px;
  list-style: none;
}
.nav-links a {
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
  transition: color var(--t-normal);
}
.nav-links a:hover {
  color: var(--text);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-weight: 600;
  font-size: 15px;
  border-radius: 14px;
  padding: 14px 24px;
  transition: transform var(--t-normal) var(--ease), opacity var(--t-fast), box-shadow var(--t-normal) var(--ease);
  cursor: pointer;
  border: none;
}
.btn:hover {
  transform: translateY(-1px);
  opacity: 0.95;
}
.btn svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}
.btn--primary {
  background: var(--ink);
  color: var(--ink-on);
}
.btn--primary:hover {
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18);
}
.btn--outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-2);
}
.btn--mint {
  background: var(--mint);
  color: #0B2718;
}
.btn--ghost {
  background: transparent;
  color: var(--muted);
  font-size: 15px;
  font-weight: 500;
  padding: 6px 4px;
  transition: color var(--t-normal);
}
.btn--ghost:hover {
  color: var(--text);
  transform: none;
}

/* Pill CTA used in nav */
.cta-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--ink);
  color: var(--ink-on);
  padding: 9px 18px;
  border-radius: 9999px;
  font-size: 14px;
  font-weight: 600;
  transition: transform var(--t-normal) var(--ease), opacity var(--t-fast);
}
.cta-pill:hover {
  transform: translateY(-1px);
  opacity: 0.92;
}

/* Hamburger + mobile menu */
.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.hamburger span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--text);
  margin: 4px 0;
  border-radius: 1px;
  transition: transform var(--t-normal);
}
.mobile-menu {
  display: none;
  position: fixed;
  top: 60px;
  left: 0;
  right: 0;
  z-index: 99;
  background: color-mix(in srgb, var(--bg) 96%, transparent);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 8px 24px 24px;
  transform: translateY(-10px);
  opacity: 0;
  pointer-events: none;
  transition: transform var(--t-normal), opacity var(--t-normal);
}
.mobile-menu.is-open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}
.mobile-menu a {
  display: block;
  padding: 14px 0;
  color: var(--muted);
  font-size: 16px;
  font-weight: 500;
  border-bottom: 1px solid var(--border);
}
.mobile-menu a:last-child {
  border-bottom: none;
  color: var(--text);
}

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding: 44px 0;
}
.footer .wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  text-align: center;
}
.footer-links {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  justify-content: center;
  list-style: none;
}
.footer-links a {
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
  transition: color var(--t-normal);
}
.footer-links a:hover {
  color: var(--text);
}
.footer-copy {
  color: var(--dim);
  font-size: 12px;
}

/* Responsive */
@media (max-width: 680px) {
  .nav-links {
    display: none;
  }
  .hamburger {
    display: block;
  }
  .mobile-menu {
    display: block;
  }
}