/* Design token Elform Team — condivisi da tutte le pagine */
:root {
  --navy: #1B2E5E;
  --blue: #2B5BA8;
  --blue-light: #3D72C8;
  --blue-muted: #EEF3FB;

  --bg: #F5F7FB;
  --surface: #FFFFFF;
  --text: #1A2233;
  --text-muted: #5B6680;
  --border: #DCE3EF;
  --danger: #C0392B;
  --danger-bg: #FDECEA;
  --success: #1E7F4F;
  --success-bg: #E7F6EE;

  --radius-card: 10px;
  --radius: 6px;
  --shadow: 0 1px 2px rgba(27, 46, 94, .06), 0 8px 24px rgba(27, 46, 94, .08);
  --focus: 0 0 0 3px rgba(61, 114, 200, .35);

  --font: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  color-scheme: light;
}

/* Dark mode automatico, salvo scelta esplicita data-theme="light" */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --blue-muted: #1C2A45;
    --bg: #0F1522;
    --surface: #182033;
    --text: #E6EAF2;
    --text-muted: #98A3BA;
    --border: #2A3550;
    --danger: #F08A7E;
    --danger-bg: #3A1F1D;
    --success: #6FD3A0;
    --success-bg: #173327;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px rgba(0, 0, 0, .35);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --blue-muted: #1C2A45;
  --bg: #0F1522;
  --surface: #182033;
  --text: #E6EAF2;
  --text-muted: #98A3BA;
  --border: #2A3550;
  --danger: #F08A7E;
  --danger-bg: #3A1F1D;
  --success: #6FD3A0;
  --success-bg: #173327;
  --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px rgba(0, 0, 0, .35);
  color-scheme: dark;
}

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

html, body { margin: 0; }

body {
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--blue-light); }

/* Elementi form di base */
.field { display: flex; flex-direction: column; gap: 6px; }
.field label { font-size: 13px; font-weight: 600; color: var(--text-muted); }

.input {
  font: inherit;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 12px;
  width: 100%;
  transition: border-color .15s, box-shadow .15s;
}
.input:focus { outline: none; border-color: var(--blue-light); box-shadow: var(--focus); }

.btn {
  font: inherit;
  font-weight: 600;
  border: 0;
  border-radius: var(--radius);
  padding: 11px 16px;
  cursor: pointer;
  transition: background .15s, opacity .15s;
}
.btn:focus-visible { outline: none; box-shadow: var(--focus); }
.btn:disabled { opacity: .6; cursor: default; }
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover:not(:disabled) { background: var(--blue-light); }

.link-btn {
  font: inherit;
  font-size: 13px;
  background: none;
  border: 0;
  padding: 0;
  color: var(--blue-light);
  cursor: pointer;
}
.link-btn:hover { text-decoration: underline; }

.alert { font-size: 14px; border-radius: var(--radius); padding: 10px 12px; }
.alert-error { color: var(--danger); background: var(--danger-bg); }
.alert-success { color: var(--success); background: var(--success-bg); }