*, *::before, *::after { box-sizing: border-box; }
html, body, h1, h2, h3, p, ul, ol, li, figure, blockquote { margin: 0; padding: 0; }
ul, ol { list-style: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
img, svg, canvas { display: block; max-width: 100%; }
a { color: inherit; }

html {
  background: var(--ink);
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  min-height: 100dvh;
  background: var(--ink);
  color: var(--bone);
  font-family: var(--sans);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: -0.005em;
  overflow-x: hidden;
  overscroll-behavior-y: none;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  padding-bottom: env(safe-area-inset-bottom);
}

::selection { background: var(--accent); color: var(--accent-ink); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

.sr {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* ---- textures d'ambiance ------------------------------------ */

/* grain argentique : une seule turbulence SVG, figée, en superposition */
.grain {
  position: fixed; inset: -50%;
  z-index: 60; pointer-events: none;
  opacity: .05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.82' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

.vignette {
  position: fixed; inset: 0; z-index: 3; pointer-events: none;
  background:
    radial-gradient(120% 78% at 50% 42%, transparent 42%, rgba(0,0,0,.55) 100%),
    linear-gradient(to bottom, rgba(0,0,0,.5), transparent 22%, transparent 74%, rgba(0,0,0,.62));
}

#globe {
  position: fixed; inset: 0; z-index: 1;
  width: 100%; height: 100dvh;
  pointer-events: none;
  transition: opacity var(--t-slow) var(--ease);
}