/* ==========================================================================
   Base: reset, tipografia, sfondo aurora, utility
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; }

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

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  font-family: var(--font-ui);
  font-size: 15px;
  line-height: 1.55;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  transition: background-color var(--t) var(--ease), color var(--t) var(--ease);
}

h1, h2, h3, h4, h5, p, figure { margin: 0; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  letter-spacing: -0.01em;
  line-height: 1.15;
}

button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; border: 0; background: none; padding: 0; -webkit-tap-highlight-color: transparent; }
input { outline: 0; }
a { color: var(--accent); }

[hidden] { display: none !important; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 8px;
}

::selection { background: rgb(var(--accent-rgb) / 0.32); }

/* Scrollbar discreta */
* { scrollbar-width: thin; scrollbar-color: var(--border-strong) transparent; }
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 8px; }
::-webkit-scrollbar-track { background: transparent; }

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

/* ── Sfondo: luce calda, come nel portale "Casa" ─────────────────────── */
.aurora {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
  background:
    radial-gradient(1100px 520px at 12% -10%, rgb(var(--accent-rgb) / 0.11), transparent 70%),
    radial-gradient(900px 480px at 100% 0%, rgb(var(--success-rgb) / 0.09), transparent 70%),
    var(--bg);
}
.aurora i { display: none; }

/* ── Parola in evidenza (era un gradiente) ───────────────────────────── */
.grad-text { color: var(--accent); }

.eyebrow {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-3);
}

.muted { color: var(--text-2); }
.mono { font-family: var(--font-mono); }