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

:root {
  --bg: #f2ede6;
  --ink: #2c3540;
  --ink-mid: #3d4e5c;
  --ink-lt: #4e6370;
  --teal: #7aacaa;
  --teal-ink: #3d7a78;
  --sage: #8aaa8a;
  --mauve: #aa8888;
  --mauve-ink: #7a5050;
}

html,
body {
  height: 100%;
  overflow: hidden;
  overflow-x: hidden;
  max-width: 100%;
}

body {
  background: var(--bg);
  color: var(--ink);
  font-family: "DM Sans", sans-serif;
  font-weight: 300;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='p'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23p)' opacity='0.045'/%3E%3C/svg%3E");
}

#wave-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  width: 100%;
  height: 100%;
}

.shell {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 100%;
  height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr auto;
  padding: 0 clamp(1.6rem, 5.5vw, 4.5rem);
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.7rem 0 0.8rem;
  opacity: 0;
  animation: up 0.7s 0.05s forwards;
}

.back-link,
.say-hi {
  font-family: "DM Mono", monospace;
  font-size: 0.72rem;
  color: var(--ink-lt);
  text-decoration: none;
  letter-spacing: 0.07em;
  transition: color 0.2s;
  border-radius: 3px;
}

.back-link:hover,
.say-hi:hover {
  color: var(--teal-ink);
}

.back-link:focus-visible,
.say-hi:focus-visible,
.nav-handle:focus-visible {
  outline: 2px solid var(--teal-ink);
  outline-offset: 3px;
}

.nav-handle {
  font-family: "Playfair Display", serif;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.01em;
  border-radius: 3px;
}

.at {
  font-style: italic;
  font-weight: 400;
  color: var(--mauve-ink);
}

footer {
  opacity: 0;
  animation: up 0.8s 0.78s forwards;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.9rem 0 1.6rem;
  border-top: 1px solid rgba(44, 53, 64, 0.22);
}

.footer-copy {
  font-family: "DM Mono", monospace;
  font-size: 0.7rem;
  color: var(--ink-mid);
  letter-spacing: 0.07em;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1.4rem;
}

.footer-link {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-family: "DM Mono", monospace;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--ink-mid);
  text-decoration: none;
  transition: color 0.2s;
  border-radius: 3px;
}

.footer-link:hover {
  color: var(--mauve-ink);
}

.footer-link:focus-visible {
  outline: 2px solid var(--teal-ink);
  outline-offset: 3px;
}

.footer-link svg {
  width: 13px;
  height: 13px;
  flex-shrink: 0;
}

.skip-link {
  position: fixed;
  top: -100%;
  left: 1rem;
  z-index: 999;
  background: var(--ink);
  color: #fff;
  font-family: "DM Mono", monospace;
  font-size: 0.75rem;
  padding: 0.5em 1em;
  border-radius: 4px;
  text-decoration: none;
  transition: top 0.1s;
}

.skip-link:focus {
  top: 1rem;
}

@keyframes up {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@media (max-width: 780px) {
  footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.8rem;
    margin-top: 2rem;
    padding-top: 1.4rem;
  }

  .footer-links {
    display: grid;
    grid-template-columns: repeat(2, auto);
    gap: 0.6rem 1.4rem;
    width: 100%;
  }
}