@import url('/assets/styles/tokens.css');

* { box-sizing: border-box; }
html { min-height: 100%; background: var(--bg); }
body {
  margin: 0;
  min-width: 0;
  min-height: 100vh;
  min-height: 100svh;
  color: var(--text-primary);
  background: var(--bg);
  font-family: var(--font-body);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 5px; }
::selection { color: #07110d; background: var(--accent-strong); }

#fx, #cssfx {
  position: fixed;
  z-index: 0;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
#fx { opacity: 0; transition: opacity .7s ease; }
html.gpu-live #fx { opacity: .84; }
#cssfx {
  overflow: hidden;
  background:
    radial-gradient(ellipse at 82% 23%, rgba(191, 241, 216, .13), transparent 34%),
    radial-gradient(ellipse at 66% 78%, rgba(207, 232, 244, .085), transparent 40%),
    radial-gradient(circle at 18% 14%, rgba(240, 216, 182, .035), transparent 24%),
    linear-gradient(180deg, #020406 0%, #040907 54%, #020406 100%);
}
#cssfx::before, #cssfx::after { content: ''; position: absolute; pointer-events: none; }
#cssfx::before {
  inset: 0;
  opacity: .72;
  background-image:
    radial-gradient(circle at 12% 18%, rgba(233,255,244,.48) 0 1px, transparent 1.5px),
    radial-gradient(circle at 72% 33%, rgba(191,241,216,.34) 0 1px, transparent 1.6px),
    radial-gradient(circle at 88% 68%, rgba(207,232,244,.27) 0 1px, transparent 1.6px),
    radial-gradient(circle at 42% 84%, rgba(191,241,216,.25) 0 1px, transparent 1.5px);
  background-size: 220px 220px, 310px 310px, 370px 370px, 430px 430px;
}
#cssfx::after { inset: 0; background: radial-gradient(ellipse at 75% 45%, rgba(123,170,148,.06), transparent 42%); }
html.gpu-live #cssfx { opacity: 0; visibility: hidden; }
.reading-mode.gpu-live #fx { opacity: .22; }
.reading-mode #cssfx::before, .reading-mode #cssfx::after { opacity: .25; }
.graphics-off #cssfx { opacity: 1; visibility: visible; }

.landing {
  position: relative;
  z-index: 2;
  display: grid;
  place-items: center;
  min-height: 100vh;
  min-height: 100svh;
  padding:
    max(32px, env(safe-area-inset-top))
    max(24px, env(safe-area-inset-right))
    max(32px, env(safe-area-inset-bottom))
    max(24px, env(safe-area-inset-left));
}
.landing-content { width: min(100%, 760px); text-align: center; }
.landing h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(3rem, 10vw, 6rem);
  font-weight: 480;
  line-height: 1.05;
  letter-spacing: -.04em;
  overflow-wrap: anywhere;
}
.landing nav {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 4px 24px;
  margin-top: clamp(24px, 5vw, 32px);
}
.landing nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 8px 4px;
  color: var(--text-secondary);
  font-size: clamp(1rem, 3vw, 1.125rem);
  letter-spacing: -.015em;
  transition: color .18s ease;
}
.landing nav a:hover, .landing nav a:focus-visible { color: var(--accent-strong); }

@media (max-width: 360px) {
  .landing { padding-inline: max(18px, env(safe-area-inset-left)); }
  .landing nav { gap-inline: 18px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  #fx { transition: none; }
}