/* Modulo di iscrizione soci — stile neutro, in linea con palermotango.it (Work Sans, bianco/nero, rosso del logo) */
.tsf {
  --f-ink: #111; --f-ink-2: #444; --f-muted: #6b6b6b; --f-line: #dcdcdc; --f-soft: #f6f6f6;
  --f-accent: #c4161c; --f-accent-soft: #fdeceb; --f-ok: #1d7a46; --f-ok-soft: #e6f4ec;
  --f-font: 'Work Sans', 'Open Sans', Helvetica, Arial, sans-serif;
  max-width: 760px; margin: 0 auto; padding: 36px clamp(18px, 4vw, 44px) 40px;
  background: #fff; border: 1px solid var(--f-line); border-radius: 20px;
  font: 400 16px/1.5 var(--f-font); color: var(--f-ink); text-align: left;
}
.tsf *, .tsf *::before, .tsf *::after { box-sizing: border-box; }
.tsf [hidden] { display: none !important; }
.tsf[data-lang="it"] [data-en], .tsf[data-lang="en"] [data-it] { display: none !important; }

.tsf-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; }
.tsf-eyebrow { margin: 0 0 6px; padding: 0; font-size: 12px; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; color: var(--f-accent); }
.tsf .tsf-title { margin: 0; padding: 0; font: 700 clamp(28px, 5vw, 38px)/1.1 var(--f-font); color: var(--f-ink); letter-spacing: -.01em; }
.tsf-lead { margin: 14px 0 0; padding: 0; color: var(--f-ink-2); font-size: 16px; max-width: 60ch; }

.tsf-lang { flex: none; display: flex; padding: 3px; border: 1px solid var(--f-line); border-radius: 999px; background: #fff; }
.tsf-lang button { appearance: none; border: 0; background: none; cursor: pointer; padding: 8px 13px; border-radius: 999px;
  font: 700 12px/1 var(--f-font); letter-spacing: .12em; color: var(--f-muted); }
.tsf-lang button[aria-pressed="true"] { background: var(--f-ink); color: #fff; }

.tsf-form { margin: 0; }
.tsf fieldset { border: 0; margin: 28px 0 0; padding: 0; display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 14px 16px; min-width: 0; }
.tsf legend { grid-column: 1 / -1; float: left; width: 100%; margin: 0 0 4px; padding: 0 0 8px; border-bottom: 1px solid var(--f-line);
  font: 700 12px/1.3 var(--f-font); letter-spacing: .18em; text-transform: uppercase; color: var(--f-ink); }
.tsf-f { display: grid; gap: 6px; min-width: 0; align-content: start; }
.tsf .s1 { grid-column: span 1; } .tsf .s2 { grid-column: span 2; } .tsf .s3 { grid-column: span 3; }
.tsf .s5 { grid-column: span 5; } .tsf .s6 { grid-column: 1 / -1; }
.tsf label, .tsf .tsf-l { font-size: 14px; font-weight: 600; color: var(--f-ink); margin: 0; padding: 0; }
.tsf-req { font-style: normal; color: var(--f-accent); }

.tsf input[type=text], .tsf input[type=email], .tsf input[type=tel], .tsf input[type=date] {
  width: 100% !important; max-width: 100%; min-width: 0; height: 48px; margin: 0 !important; padding: 0 14px !important;
  border: 1px solid #c9c9c9 !important; border-radius: 10px !important; background: #fff !important; box-shadow: none;
  font: 400 16px/1.2 var(--f-font) !important; color: var(--f-ink) !important; transition: border-color .15s, box-shadow .15s; }
.tsf input::placeholder { color: #a8a8a8; }
.tsf input:focus { outline: 0; border-color: var(--f-ink) !important; box-shadow: 0 0 0 3px rgba(17,17,17,.12); }
.tsf input[aria-invalid="true"] { border-color: var(--f-accent) !important; box-shadow: 0 0 0 3px rgba(196,22,28,.14); }
.tsf input:disabled { background: var(--f-soft) !important; color: var(--f-muted) !important; }

.tsf-seg { display: flex; gap: 8px; }
.tsf-seg label { flex: 1; display: flex; align-items: center; justify-content: center; gap: 8px; height: 48px; border: 1px solid #c9c9c9; border-radius: 10px; cursor: pointer; font-weight: 600; }
.tsf-seg label:has(input:checked) { border-color: var(--f-ink); background: var(--f-ink); color: #fff; }
.tsf-seg input { accent-color: var(--f-ink); margin: 0; }

.tsf-chk { display: flex !important; gap: 12px; align-items: flex-start; font-weight: 400 !important; line-height: 1.45; cursor: pointer; }
.tsf-chk input { flex: none; width: 20px; height: 20px; margin: 1px 0 0 !important; accent-color: var(--f-ink); }

.tsf details { background: var(--f-soft); border-radius: 12px; padding: 12px 16px; font-size: 14px; color: var(--f-ink-2); }
.tsf summary { cursor: pointer; font-weight: 600; color: var(--f-ink); }
.tsf details p { margin: 10px 0 0; padding: 0; line-height: 1.55; }

.tsf-err { min-height: 1.4em; margin: 18px 0 0; padding: 0; color: var(--f-accent); font-weight: 600; font-size: 15px; }
.tsf-actions { margin-top: 12px; display: flex; flex-wrap: wrap; align-items: center; gap: 14px 18px; }
.tsf-btn { appearance: none; cursor: pointer; display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 34px;
  border: 2px solid var(--f-ink); border-radius: 999px; background: var(--f-ink); color: #fff;
  font: 700 14px/1 var(--f-font); letter-spacing: .12em; text-transform: uppercase; transition: background .15s, color .15s; }
.tsf-btn:hover { background: #fff; color: var(--f-ink); }
.tsf-btn:focus-visible, .tsf-lang button:focus-visible { outline: 3px solid rgba(196,22,28,.4); outline-offset: 2px; }
.tsf-btn[disabled] { opacity: .55; cursor: wait; }
.tsf-small { font-size: 13px; color: var(--f-muted); }
.tsf-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.tsf-done { text-align: center; padding: 34px 10px 14px; }
.tsf-tick { display: inline-grid; place-items: center; width: 64px; height: 64px; border-radius: 50%; background: var(--f-ok-soft); color: var(--f-ok); font-size: 30px; font-weight: 700; }
.tsf-done h3 { margin: 14px 0 0; padding: 0; font: 700 26px/1.2 var(--f-font); color: var(--f-ink); }
.tsf-done-msg { margin: 10px auto 0; max-width: 46ch; color: var(--f-ink-2); }

@media (max-width: 600px) {
  .tsf { padding: 26px 18px 30px; border-radius: 16px; }
  .tsf .s2, .tsf .s3, .tsf .s5 { grid-column: 1 / -1; }
  .tsf .s1 { grid-column: span 2; }
  .tsf-head { flex-direction: column-reverse; gap: 14px; }
  .tsf-btn { width: 100%; }
}