@font-face {
  font-family: "Humane";
  src: url("assets/coming-soon/fonts/humane-medium.woff") format("woff");
  font-style: normal;
  font-weight: 500;
  font-display: swap;
}

:root {
  color-scheme: light;
  background-color: #f5f3ee;
  background-image: url("assets/coming-soon/carta-ruvida.webp");
  background-repeat: repeat;
  background-size: 768px 768px;
}

* { box-sizing: border-box; }

body {
  min-height: 100vh;
  margin: 0;
}

/* Vignettatura fotografica: scurisce solo i bordi e gli angoli. */
body::after {
  content: "";
  position: fixed;
  z-index: 10;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(
    ellipse at center,
    transparent 54%,
    rgb(70 55 40 / 3%) 70%,
    rgb(45 34 24 / 14%) 100%
  );
  box-shadow: inset 0 0 clamp(48px, 9vw, 128px) rgb(54 42 30 / 10%);
}

main {
  min-height: 100vh;
  min-height: 100svh;
  display: grid;
  place-items: center;
  align-content: center;
  padding: 24px;
}

.logo {
  display: block;
  width: min(760px, 100%, calc((100svh - 112px) * 1024 / 730));
  padding: 0;
  border: 0;
  border-radius: 12px;
  background: transparent;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.logo:focus-visible { outline: 2px solid #33765b; outline-offset: 8px; }
.logo:disabled { cursor: default; }

.logo-description {
  text-align: center;
}

.logo-description h1 {
  margin: 0;
  font-family: "Humane", "Arial Narrow", sans-serif;
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 500;
  line-height: 0.82;
  letter-spacing: 0.055em;
  transform: scaleX(1.1) scaleY(0.88);
  transform-origin: center top;
}

.logo svg {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
  /* Integra i colori del logo con la trama della carta. */
  mix-blend-mode: multiply;
}

/* Ogni file dondola come un unico pezzo, rispettando i gruppi originali. */
.logo-letter,
.logo-decoration {
  transform-box: fill-box;
  transform-origin: center;
  animation: sway var(--duration) ease-in-out var(--delay) infinite;
}

.logo-letter {
  --duration: 4.2s;
  --delay: 0s;
  --angle: 1.4deg;
}

.logo-letter:nth-of-type(3n + 2) {
  --duration: 4.8s;
  --delay: -1.6s;
  --angle: 1.6deg;
}

.logo-letter:nth-of-type(3n) {
  --duration: 5.3s;
  --delay: -2.9s;
  --angle: 1.2deg;
}

/* Le decorazioni hanno un movimento più lento e contenuto delle lettere. */
.logo-decoration {
  --duration: 6.5s;
  --delay: -1.1s;
  --angle: 0.8deg;
}

.logo-decoration[data-group="right"] {
  --duration: 7.4s;
  --delay: -3s;
  --angle: 1deg;
}

.logo-decoration[data-group="top"] {
  --duration: 8s;
  --delay: -5s;
  --angle: 0.9deg;
}

.logo.is-paused .logo-letter,
.logo.is-paused .logo-decoration { animation-play-state: paused; }

@keyframes sway {
  0%, 100% { transform: rotate(calc(-1 * var(--angle))); }
  50% { transform: rotate(var(--angle)); }
}

@media (prefers-reduced-motion: reduce) {
  .logo-letter,
  .logo-decoration { animation: none; }
}

@media (max-width: 600px) {
  body::after {
    background: radial-gradient(
      ellipse at center,
      transparent 58%,
      rgb(70 55 40 / 3%) 75%,
      rgb(45 34 24 / 11%) 100%
    );
    box-shadow: inset 0 0 56px rgb(54 42 30 / 8%);
  }
}