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

html { -webkit-text-size-adjust: 100%; }

body {
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(232, 184, 75, 0.07), transparent 60%),
    radial-gradient(900px 500px at 10% 110%, rgba(255, 90, 31, 0.06), transparent 60%),
    var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--text-md);
  line-height: 1.65;
  min-height: 100dvh;
}

/* ---- アプリシェル(スマホ枠) ---- */
#app {
  max-width: var(--app-max);
  margin: 0 auto;
  min-height: 100dvh;
  background: var(--bg);
  position: relative;
  border-left: 1px solid var(--line);
  border-right: 1px solid var(--line);
  padding-bottom: calc(var(--nav-h) + var(--sp-6));
}

main { padding: 0 var(--sp-4); }

h1, h2, h3 { line-height: 1.25; }

a { color: var(--gold); text-decoration: none; }

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

input, select, textarea {
  font-family: inherit;
  font-size: var(--text-md);
  color: var(--text);
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 12px 14px;
  width: 100%;
  transition: border-color var(--dur-fast);
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--gold);
}

::placeholder { color: var(--text-faint); }

img { max-width: 100%; display: block; }

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