/* prt.run - accueil. */
html,
body {
  height: 100%;
}
body {
  font-family: var(--font);
  background:
    radial-gradient(
      900px 500px at 50% 10%,
      var(--surface),
      rgba(255, 255, 255, 0)
    ),
    linear-gradient(180deg, #fdfdfb 0%, var(--bg) 100%);
  color: var(--ink);
  display: flex;
  align-items: center;
  justify-content: center;
}
.card {
  text-align: center;
  padding: 4rem 3rem;
  max-width: 520px;
}
.logo-btn {  /* le logo = bouton play du son de l'océan */
  display: block;
  margin: 0 auto 1.4rem;
  padding: 0;
  border: 0;
  background: none;
  border-radius: 50%;
  cursor: pointer;
}
.logo-btn:focus-visible { outline: 2px solid var(--primary); outline-offset: 4px; }
.logo {
  display: block;
  width: 123px;
  height: 123px;
}
.eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.38em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1.6rem;
}
h1 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(36px, 5vw, 58px);
  line-height: 1.08;
  color: var(--ink);
  margin-bottom: 1.2rem;
}
.rule {
  width: 48px;
  height: 1.5px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  margin: 0 auto 1.8rem;
}
.sub {
  font-family: var(--serif);
  font-style: italic;
  font-size: 17px;
  color: var(--muted);
  margin-bottom: 2rem;
  line-height: 1.6;
}
.sub span {
  display: block;
  margin-top: 0.3rem;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--muted);
  font-style: normal;
  font-family: var(--font);
  text-transform: uppercase;
  font-weight: 600;
}

/* entry point to a live tool */
.entries {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  text-align: left;
}
.entry {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.95rem 1.15rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: inherit;
  text-decoration: none;
  transition:
    border-color 0.18s,
    transform 0.12s,
    box-shadow 0.18s;
}
.entry:hover {
  border-color: var(--gold);
  transform: translateY(-1px);
  box-shadow: 0 12px 28px -20px rgba(27, 42, 58, 0.55);
}
.entry-body {
  flex: 1;
  min-width: 0;
}
.entry-k {
  display: block;
  font-family: var(--serif);
  font-weight: 600;
  font-size: 19px;
  line-height: 1.2;
  color: var(--primary);
}
.entry-v {
  display: block;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--muted);
  margin-top: 0.15rem;
}
.entry-go {
  flex: none;
  color: var(--gold);
  font-size: 18px;
  line-height: 1;
}