/* =========================================================
   THIEU LAM SCHOOL — Kung-fu vietnamita
   Foglio di stile unico. Ordine: token, base, layout,
   componenti, sezioni, pagine, responsive.
   ========================================================= */

/* ---------- 1. Token ---------- */
:root {
  /* Palette ricavata dai pixel del logo:
     drago #00602F / #005430, lettering #4A9C24, yin-yang #000 e #F0F0F0. */
  --ink: #0a0e0b;          /* nero del contorno, appena virato al verde */
  --ink-2: #131b15;
  --giada-fondo: #00381c;  /* verde piu scuro del drago */
  --giada: #00662f;        /* verde drago: bottoni, bordi, elementi pieni */
  --verde: #55a82c;        /* verde del lettering: accenti su fondo scuro */
  --riso: #eae6da;
  --riso-2: #f4f1e8;
  --oro: #c6a24a;

  --f-display: "Bricolage Grotesque", "Arial Black", sans-serif;
  --f-body: "Be Vietnam Pro", system-ui, -apple-system, sans-serif;
  --f-sigillo: "Noto Serif TC", serif;

  --max: 1520px;
  --gut: clamp(1.25rem, 3.4vw, 4rem);
  --rail: 3.25rem;

  --t: 0.45s cubic-bezier(0.2, 0.7, 0.2, 1);
}

/* ---------- 2. Base ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

/* La testata e sticky: le ancore non devono finirci sotto */
[id] { scroll-margin-top: 5.5rem; }

body {
  margin: 0;
  background: var(--ink);
  color: var(--riso);
  font-family: var(--f-body);
  font-size: clamp(1rem, 0.96rem + 0.2vw, 1.075rem);
  line-height: 1.68;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  -webkit-tap-highlight-color: rgba(0, 102, 47, 0.22);
}

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

a { color: inherit; }

h1, h2, h3, h4 {
  font-family: var(--f-display);
  font-weight: 800;
  line-height: 0.98;
  letter-spacing: -0.025em;
  margin: 0;
  text-wrap: balance;
  overflow-wrap: break-word;
}

p { margin: 0 0 1.1em; }
p:last-child { margin-bottom: 0; }

:focus-visible {
  outline: 3px solid var(--oro);
  outline-offset: 3px;
}

.salta {
  position: absolute;
  left: 0;
  top: 0;
  clip-path: inset(50%);
  background: var(--oro);
  color: var(--ink);
  padding: 0.75rem 1.25rem;
  z-index: 999;
  font-weight: 700;
}
.salta:focus { clip-path: none; }

/* ---------- 3. Layout ---------- */
.wrap {
  width: 100%;
  max-width: var(--max);
  margin-inline: auto;
  padding-inline: var(--gut);
}

.sezione {
  position: relative;
  padding-block: clamp(4rem, 9vw, 7.5rem);
}

.sezione--chiara {
  background: var(--riso);
  color: var(--ink);
}

.sezione--scura { background: var(--ink); }

.sezione--giada {
  background: var(--giada-fondo);
  background-image: repeating-linear-gradient(
    90deg,
    rgba(0, 0, 0, 0.2) 0 2px,
    rgba(0, 0, 0, 0) 2px 34px,
    rgba(255, 255, 255, 0.045) 34px 46px
  );
}

/* Rail verticale: nome vietnamita della sezione */
.rail {
  position: absolute;
  left: calc(var(--gut) / 2);
  top: clamp(4rem, 9vw, 7.5rem);
  writing-mode: vertical-rl;
  font-family: var(--f-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  opacity: 0.62;
  display: none;
}
.rail::after {
  content: "";
  display: block;
  width: 1px;
  height: 5rem;
  margin: 1.1rem auto 0;
  background: currentColor;
  opacity: 0.5;
}

/* ---------- 4. Componenti ---------- */

/* Occhiello */
.occhiello {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--oro);
  margin: 0 0 1.1rem;
  display: block;
}
.sezione--chiara .occhiello,
.bambini-hero .occhiello { color: var(--giada); }

/* Titoli */
.titolo {
  font-size: clamp(2.15rem, 6.2vw, 4.1rem);
  margin-bottom: 1.4rem;
}
.titolo-2 { font-size: clamp(1.35rem, 2.4vw, 1.7rem); }

.intro {
  font-size: clamp(1.05rem, 1.6vw, 1.22rem);
  max-width: 62ch;
  opacity: 0.88;
}

/* Sigillo */
.sigillo {
  font-family: var(--f-sigillo);
  display: inline-grid;
  place-items: center;
  width: 5.4rem;
  height: 5.4rem;
  border: 3px solid var(--verde);
  border-radius: 4px;
  color: var(--verde);
  font-size: 1.05rem;
  line-height: 1.15;
  letter-spacing: 0.08em;
  transform: rotate(-6deg);
  padding: 0.4rem;
  text-align: center;
}

/* Bottoni */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--f-body);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.95rem 1.7rem;
  border: 2px solid transparent;
  border-radius: 2px;
  cursor: pointer;
  transition: transform var(--t), background-color var(--t), color var(--t);
}
.btn--primario {
  background: var(--giada);
  color: var(--riso-2);
}
.btn--fantasma {
  border-color: currentColor;
  background: transparent;
}
.btn--oro {
  background: var(--oro);
  color: var(--ink);
}
.azioni {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

/* ---------- 5. Testata ---------- */
.testata {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 14, 11, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(237, 228, 211, 0.12);
}

.testata__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4.5rem;
}

.marchio {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--riso);
}
.marchio__emblema {
  width: auto;
  height: 2.7rem;
  flex: none;
}
.marchio__nome {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 1.02rem;
  letter-spacing: -0.02em;
  line-height: 1;
}
.marchio__sotto {
  display: block;
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  opacity: 0.62;
  margin-top: 0.28rem;
}

.nav > ul {
  display: flex;
  align-items: center;
  gap: 1.65rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav__sotto {
  list-style: none;
  margin: 0;
}
.nav a {
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  opacity: 0.82;
  transition: opacity var(--t), color var(--t);
}.nav .btn { font-size: 0.75rem; padding: 0.7rem 1.15rem; }

.menu-btn {
  display: none;
  background: none;
  border: 1px solid rgba(237, 228, 211, 0.3);
  color: var(--riso);
  border-radius: 2px;
  padding: 0.55rem 0.75rem;
  cursor: pointer;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* Nella barra orizzontale nessuna voce va a capo: o ci sta, o scatta il menu */
@media (min-width: 1081px) {
  .testata__inner { flex-wrap: nowrap; }
  .marchio__nome,
  .marchio__sotto,
  .nav > ul > li > a,
  .nav__toggle,
  .nav .btn { white-space: nowrap; }
  .nav > ul { gap: clamp(0.9rem, 1.6vw, 1.65rem); }
}

/* ---------- 6. Hero ---------- */
.hero {
  position: relative;
  padding-block: clamp(4.5rem, 12vw, 9rem) clamp(3.5rem, 8vw, 6rem);
  background:
    radial-gradient(120% 90% at 78% 8%, rgba(0, 86, 40, 0.55) 0%, rgba(10, 14, 11, 0) 62%),
    var(--ink);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.028) 0 1px,
    rgba(255, 255, 255, 0) 1px 44px
  );
  pointer-events: none;
}

.hero__inner { position: relative; }

.hero__kicker {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.36em;
  text-transform: uppercase;
  color: var(--oro);
  margin-bottom: 1.6rem;
}

.hero__titolo {
  font-size: clamp(3rem, 12vw, 8.4rem);
  line-height: 0.86;
  letter-spacing: -0.045em;
  text-transform: uppercase;
}
.hero__titolo em {
  display: block;
  font-style: normal;
  color: var(--verde);
}
.hero__viet {
  font-family: var(--f-body);
  font-weight: 300;
  font-size: clamp(1.1rem, 3.4vw, 2rem);
  letter-spacing: 0.12em;
  margin-top: 1.3rem;
  opacity: 0.8;
}

.hero__testo {
  max-width: 46ch;
  margin-top: 2rem;
  font-size: clamp(1.02rem, 1.5vw, 1.16rem);
  opacity: 0.85;
}

.hero__sigillo {
  position: absolute;
  right: var(--gut);
  top: 0;
  opacity: 0.95;
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 2.3rem;
  margin-top: 3.5rem;
  padding-top: 1.6rem;
  border-top: 1px solid rgba(237, 228, 211, 0.16);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0.7;
}

/* ---------- 7. Griglie generiche ---------- */
.griglia {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}
/* Senza questo una colonna 1fr si allarga fino al min-content del figlio
   e sfonda la pagina in orizzontale sotto i 430px. */
.griglia > * { min-width: 0; }
.griglia--2 { grid-template-columns: repeat(2, 1fr); }
.griglia--3 { grid-template-columns: repeat(3, 1fr); }
.griglia--4 { grid-template-columns: repeat(4, 1fr); }
.griglia--asimmetrica { grid-template-columns: 0.85fr 1.15fr; align-items: start; }

/* Scheda disciplina */
.disciplina {
  border-top: 2px solid currentColor;
  padding-top: 1.15rem;
}
.disciplina__viet {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--oro);
  display: block;
  margin-bottom: 0.5rem;
}
.sezione--chiara .disciplina__viet { color: var(--giada); }
.disciplina h3 {
  font-size: 1.28rem;
  margin-bottom: 0.6rem;
}
.disciplina p {
  font-size: 0.95rem;
  opacity: 0.82;
}

/* ---------- 8. Firma: la scala delle cinture ---------- */
.cinture { margin-top: 3rem; }

.cinture__scala {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 4px;
  margin-bottom: 1.5rem;
}

.cintura {
  position: relative;
  height: 3.1rem;
  border: 0;
  border-radius: 2px;
  cursor: pointer;
  padding: 0;
  font: inherit;
  color: inherit;
  transition: transform var(--t), box-shadow var(--t);
}
.cintura::after {
  content: attr(data-nome);
  position: absolute;
  left: 0;
  bottom: -1.5rem;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0.55;
}/* Ordine reale del programma federale della scuola:
   rigida, bianca, gialla, verde, marrone, azzurra, rossa, nera. */
.cintura--rigida {
  background: #cfc8b6;
  background-image: repeating-linear-gradient(90deg, rgba(0,0,0,.14) 0 2px, rgba(0,0,0,0) 2px 6px);
}
.cintura--bianca { background: #f3efe6; }
.cintura--gialla { background: #e0b62c; }
.cintura--verde { background: #2f7d4a; }
.cintura--marrone { background: #5c3a24; }
.cintura--azzurra { background: #4b8fd0; }
.cintura--rossa { background: #c0271d; }
.cintura--nera { background: #14100f; border: 1px solid rgba(237, 228, 211, 0.35); }

.cinture__pannello {
  margin-top: 2.6rem;
  border-left: 3px solid var(--giada);
  padding: 0.4rem 0 0.4rem 1.4rem;
  min-height: 7rem;
}
.cinture__pannello h3 {
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}
.cinture__livello {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--oro);
  display: block;
  margin-bottom: 0.55rem;
}
.sezione--chiara .cinture__livello { color: var(--giada); }

/* ---------- 9. Sedi ---------- */
.sede {
  border: 1px solid rgba(11, 15, 13, 0.18);
  padding: 1.6rem 1.5rem;
  background: rgba(255, 255, 255, 0.4);
}
.sezione--scura .sede,
.sezione--giada .sede {
  border-color: rgba(237, 228, 211, 0.22);
  background: rgba(255, 255, 255, 0.04);
}
.sede h3 {
  font-size: 1.45rem;
  margin-bottom: 0.35rem;
}
.sede__indirizzo {
  font-size: 0.92rem;
  opacity: 0.78;
  margin-bottom: 1rem;
}
.sede__giorni {
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.86rem;
}
.sede__giorni li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.3rem 1rem;
  padding: 0.5rem 0;
  border-top: 1px dashed currentColor;
  border-color: rgba(128, 128, 128, 0.35);
}
.sede__giorni b {
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.72rem;
  white-space: nowrap;
  opacity: 0.75;
}
.sede--principale { border-color: var(--giada); border-width: 2px; }
.sede__badge {
  display: inline-block;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  background: var(--giada);
  color: var(--riso-2);
  padding: 0.25rem 0.6rem;
  margin-bottom: 0.7rem;
}

/* ---------- 10. Citazione ---------- */
.citazione {
  border: 0;
  margin: 0;
  padding: 0;
  max-width: 34ch;
}
@media (min-width: 761px) {
  .citazione--destra { justify-self: end; }
}
.citazione p {
  font-family: var(--f-display);
  font-size: clamp(1.35rem, 2.6vw, 1.95rem);
  font-weight: 600;
  line-height: 1.18;
  letter-spacing: -0.02em;
}
.citazione footer {
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0.7;
  margin-top: 1.1rem;
}

/* ---------- 11. Elenco puntato marziale ---------- */
.lista {
  list-style: none;
  margin: 0;
  padding: 0;
}
.lista li {
  position: relative;
  padding: 0.72rem 0 0.72rem 1.9rem;
  border-bottom: 1px solid rgba(128, 128, 128, 0.28);
}
.lista li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.28rem;
  width: 0.7rem;
  height: 2px;
  background: var(--verde);
}
.sezione--chiara .lista li::before,
.bambini-hero .lista li::before { background: var(--giada); }

/* ---------- 12. Contatti / piè di pagina ---------- */
.contatti__blocco {
  display: grid;
  gap: 0.6rem;
}
.contatti__voce {
  display: block;
  text-decoration: none;
  font-family: var(--f-display);
  font-size: clamp(1.4rem, 3.4vw, 2.3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  transition: color var(--t);
}.contatti__etichetta {
  display: block;
  font-family: var(--f-body);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  opacity: 0.6;
  margin-bottom: 0.15rem;
}

.pie {
  background: var(--ink-2);
  padding-block: 3.5rem 2.5rem;
  font-size: 0.85rem;
}
.pie__grid {
  display: grid;
  grid-template-columns: 1.7fr 1fr 1.15fr 1fr 1.15fr;
  gap: 2.4rem 2.8rem;
  justify-content: space-between;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(237, 228, 211, 0.12);
}
.pie__titolo {
  font-family: var(--f-body);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  opacity: 0.72;
  margin-bottom: 0.9rem;
}
.pie ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}
.pie a {
  text-decoration: none;
  opacity: 0.85;
}
.pie__logo {
  width: auto;
  height: 4.2rem;
  margin-bottom: 1.1rem;
}
.pie__indirizzo {
  font-style: normal;
  opacity: 0.72;
  max-width: 34ch;
  line-height: 1.6;
}
.pie__nota {
  padding-top: 1.5rem;
  opacity: 0.78;
  font-size: 0.76rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  justify-content: space-between;
}

/* Riquadro recapiti */
.recapito {
  display: block;
  text-decoration: none;
  border-bottom: 1px solid rgba(11, 15, 13, 0.16);
  padding: 0.95rem 0;
}
.sezione--scura .recapito,
.sezione--giada .recapito { border-bottom-color: rgba(237, 228, 211, 0.18); }
.recapito:last-child { border-bottom: 0; }
.recapito__etichetta {
  display: block;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  opacity: 0.6;
  margin-bottom: 0.25rem;
}
.recapito__valore {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(1.05rem, 2.2vw, 1.45rem);
  letter-spacing: -0.01em;
  word-break: break-word;
}

/* ---------- 13. Pagina Viet Street Combat ---------- */
.vsc-hero {
  background:
    linear-gradient(180deg, rgba(10, 14, 11, 0.35), rgba(10, 14, 11, 0.95)),
    repeating-linear-gradient(115deg, #16211a 0 22px, #111a14 22px 44px);
  padding-block: clamp(4rem, 11vw, 8rem);
}
.vsc-hero__titolo {
  font-size: clamp(2.6rem, 9.5vw, 6.5rem);
  text-transform: uppercase;
  line-height: 0.88;
}
.vsc-hero__titolo span { color: var(--verde); }

.scenario {
  counter-reset: passo;
  display: grid;
  gap: 1px;
  background: rgba(237, 228, 211, 0.18);
  border: 1px solid rgba(237, 228, 211, 0.18);
}
.scenario > div {
  background: var(--ink);
  padding: 1.7rem 1.5rem;
}
@media (min-width: 780px) {
  .scenario { grid-template-columns: repeat(2, 1fr); }
}
.scenario h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}
.scenario p { font-size: 0.93rem; opacity: 0.82; }
.scenario__num {
  font-family: var(--f-display);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--verde);
  display: block;
  margin-bottom: 0.9rem;
}

/* ---------- 14. Landing bambini ---------- */
.bambini-hero {
  background: var(--riso);
  color: var(--ink);
  padding-block: clamp(3.5rem, 9vw, 6.5rem);
  background-image: radial-gradient(90% 70% at 88% 12%, rgba(0, 102, 47, 0.15) 0%, rgba(234, 230, 218, 0) 60%);
}
.bambini-hero__titolo {
  font-size: clamp(2.5rem, 8vw, 5.4rem);
  line-height: 0.9;
}
.bambini-hero__titolo span { color: var(--giada); }

.beneficio {
  background: var(--riso-2);
  color: var(--ink);
  padding: 1.5rem 1.4rem;
  border-top: 4px solid var(--giada);
}
.beneficio h3 { font-size: 1.1rem; margin-bottom: 0.45rem; }
.beneficio p { font-size: 0.92rem; opacity: 0.8; }

.eta {
  display: inline-flex;
  align-items: baseline;
  gap: 0.5rem;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(2.6rem, 7vw, 4.4rem);
  letter-spacing: -0.04em;
  line-height: 1;
}
.eta small {
  font-family: var(--f-body);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  opacity: 0.65;
}

.modulo {
  display: grid;
  gap: 1rem;
  width: 100%;
  max-width: 30rem;
}
.modulo label {
  display: grid;
  gap: 0.4rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: 0.8;
}
.modulo input,
.modulo textarea {
  font-family: var(--f-body);
  font-size: 1rem;
  padding: 0.8rem 0.9rem;
  border: 1px solid rgba(237, 228, 211, 0.3);
  background: rgba(255, 255, 255, 0.05);
  color: inherit;
  border-radius: 2px;
}
.modulo input:focus,
.modulo textarea:focus { border-color: var(--oro); }
.modulo .btn { justify-content: center; }

.fascia-cta {
  background: var(--giada);
  color: var(--riso-2);
  padding-block: clamp(3rem, 7vw, 5rem);
  text-align: center;
}
.fascia-cta .titolo { margin-bottom: 0.8rem; }
.fascia-cta .azioni { justify-content: center; }

/* ---------- 15. Rivelazione allo scroll ---------- */
.rivela {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.rivela.visibile {
  opacity: 1;
  transform: none;
}

/* ---------- 15b. Componenti aggiunti ---------- */

/* Solo per lettori di schermo */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

/* --- Menu a tendina "Corsi" --- */
.nav__gruppo { position: relative; }

.nav__toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: none;
  border: 0;
  padding: 0;
  color: inherit;
  font-family: var(--f-body);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  opacity: 0.82;
  cursor: pointer;
  transition: opacity var(--t), color var(--t);
}
.nav__toggle[data-attivo="true"] { color: var(--oro); opacity: 1; }

.nav__freccia {
  width: 0.42rem;
  height: 0.42rem;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translate(-1px, -1px);
  transition: transform var(--t);
}
.nav__toggle[aria-expanded="true"] .nav__freccia {
  transform: rotate(-135deg) translate(-2px, -2px);
}

.nav__sotto {
  display: none;
  position: absolute;
  top: calc(100% + 1.35rem);
  left: -1.1rem;
  min-width: 15rem;
  background: var(--ink-2);
  border: 1px solid rgba(237, 228, 211, 0.16);
  border-radius: 2px;
  padding: 0.4rem 0;
  flex-direction: column;
  gap: 0;
  box-shadow: 0 18px 40px -18px rgba(0, 0, 0, 0.8);
  z-index: 20;
}
.nav .nav__toggle[aria-expanded="true"] + .nav__sotto { display: flex; }
.nav__sotto a {
  display: block;
  padding: 0.7rem 1.2rem;
  font-size: 0.78rem;
  text-transform: none;
  letter-spacing: 0.02em;
}
.nav__sotto a[aria-current="page"] { color: var(--oro); opacity: 1; }

/* --- Briciole di pane --- */
.briciole {
  background: var(--ink-2);
  border-bottom: 1px solid rgba(237, 228, 211, 0.1);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
}
.briciole ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.75rem;
  list-style: none;
  margin: 0;
  padding: 0.9rem 0;
}
.briciole li + li::before {
  content: "\203A";
  margin-right: 0.75rem;
  opacity: 0.45;
}
.briciole a { text-decoration: none; opacity: 0.72; }
.briciole [aria-current="page"] { opacity: 0.62; }

/* --- Apertura di pagina interna --- */
.sezione--apertura { padding-block: clamp(3rem, 7vw, 5.5rem); }
.titolo--pagina {
  font-size: clamp(2.4rem, 7.5vw, 5rem);
  line-height: 0.94;
  margin-bottom: 1.6rem;
}

/* --- Card corso --- */
.corso-card {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  border: 1px solid rgba(237, 228, 211, 0.2);
  border-top: 3px solid var(--verde);
  padding: 1.6rem 1.5rem 1.4rem;
  background: rgba(255, 255, 255, 0.03);
  transition: border-color var(--t), transform var(--t), background-color var(--t);
}
.corso-card--chiara {
  border-color: rgba(11, 15, 13, 0.16);
  border-top-color: var(--giada);
  background: rgba(255, 255, 255, 0.45);
}
.corso-card__viet {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--oro);
  margin-bottom: 0.6rem;
}
.corso-card--chiara .corso-card__viet { color: var(--giada); }
.corso-card h2,
.corso-card h3 {
  font-size: 1.3rem;
  margin-bottom: 0.55rem;
}
.corso-card p {
  font-size: 0.93rem;
  opacity: 0.82;
  margin-bottom: 1.2rem;
}
.corso-card__vai {
  margin-top: auto;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--verde);
}
.corso-card--chiara .corso-card__vai { color: var(--giada); }
.corso-card__vai::after {
  content: " \2192";
  transition: margin-left var(--t);
}

/* --- Apertura con foto di sfondo --- */
/* L'immagine arriva dalla variabile --foto impostata sul singolo <section>.
   Sopra ci sta una velatura scura: senza, il testo chiaro sarebbe illeggibile. */
.apertura--foto {
  position: relative;
  background-color: var(--ink);
  background-image:
    linear-gradient(
      100deg,
      rgba(10, 14, 11, 0.97) 0%,
      rgba(10, 14, 11, 0.95) 40%,
      rgba(10, 14, 11, 0.74) 66%,
      rgba(10, 14, 11, 0.52) 100%
    ),
    var(--foto);
  background-size: cover;
  background-position: 72% center;
  background-repeat: no-repeat;
  padding-block: clamp(4rem, 9vw, 7.5rem);
}
.apertura--foto .titolo--pagina,
.apertura--foto .intro,
.apertura--foto .hero__viet { max-width: 30ch; }
/* Sopra una foto il dorato non arriva a 4,5:1: l'occhiello passa al chiaro. */
.apertura--foto .occhiello { color: var(--riso); opacity: 0.92; }
.apertura--foto .azioni { position: relative; }

/* Sotto i 860px il testo occupa tutta la larghezza: la velatura
   deve coprire l'intera immagine, non solo il lato sinistro. */
@media (max-width: 860px) {
  .apertura--foto {
    background-position: 62% center;
    background-image:
      linear-gradient(
        180deg,
        rgba(10, 14, 11, 0.96) 0%,
        rgba(10, 14, 11, 0.93) 45%,
        rgba(10, 14, 11, 0.96) 100%
      ),
      var(--foto);
  }
  .apertura--foto .titolo--pagina,
  .apertura--foto .intro,
  .apertura--foto .hero__viet { max-width: none; }
}

/* --- Fotografie --- */
.foto {
  margin: 3rem 0 0;
  max-width: 42rem;
}
.foto img {
  width: 100%;
  height: auto;
  border-radius: 2px;
}
.foto figcaption {
  margin-top: 0.8rem;
  font-size: 0.85rem;
  opacity: 0.75;
  border-left: 3px solid var(--giada);
  padding-left: 0.9rem;
}
.sezione--scura .foto figcaption,
.sezione--giada .foto figcaption { border-left-color: var(--verde); }

.foto--larga { max-width: none; }
.foto--affiancata { margin-top: 0; }

/* --- Motivi per praticare --- */
.motivi {
  counter-reset: motivo;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(20rem, 100%), 1fr));
  gap: 2rem 2.5rem;
  margin-top: 3rem;
}
.motivo {
  counter-increment: motivo;
  position: relative;
  padding-left: 3.2rem;
}
.motivo::before {
  content: counter(motivo, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.1rem;
  font-family: var(--f-display);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--giada);
  letter-spacing: -0.03em;
}
.sezione--scura .motivo::before,
.sezione--giada .motivo::before { color: var(--verde); }
.motivo h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}
.motivo p {
  font-size: 0.95rem;
  opacity: 0.85;
}

/* --- Programma d'esame, grado per grado --- */
.gradi {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(19rem, 100%), 1fr));
  gap: 1px;
  margin-top: 3rem;
}
.grado {
  background: var(--ink);
  padding: 1.7rem 1.5rem;
  box-shadow: 0 0 0 1px rgba(237, 228, 211, 0.16);
}
.grado__testa {
  display: flex;
  align-items: flex-start;
  gap: 0.9rem;
  margin-bottom: 1.1rem;
}
.grado__cintura {
  flex: none;
  width: 1.1rem;
  height: 2.6rem;
  border-radius: 2px;
  margin-top: 0.15rem;
}
.grado__cap {
  display: block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--verde);
  margin-bottom: 0.3rem;
}
.grado h3 {
  font-size: 1.12rem;
  line-height: 1.15;
}
.grado__voci {
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.9rem;
}
.grado__voci li {
  position: relative;
  padding: 0.42rem 0 0.42rem 1.1rem;
  opacity: 0.85;
}
.grado__voci li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.95rem;
  width: 0.45rem;
  height: 1px;
  background: var(--verde);
}
.grado__voci i {
  opacity: 0.72;
  font-size: 0.92em;
}

/* --- Cronologia (pagina Vietnam) --- */
.cronologia {
  list-style: none;
  margin: 3rem 0 0;
  padding: 0;
  position: relative;
}
.cronologia::before {
  content: "";
  position: absolute;
  left: 0.42rem;
  top: 0.6rem;
  bottom: 0.6rem;
  width: 2px;
  background: linear-gradient(180deg, var(--giada), rgba(0, 102, 47, 0.22));
}
.cronologia > li {
  position: relative;
  padding: 0 0 2.4rem 2.6rem;
}
.cronologia > li:last-child { padding-bottom: 0; }
.cronologia > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5rem;
  width: 0.95rem;
  height: 0.95rem;
  border-radius: 50%;
  background: var(--riso);
  border: 3px solid var(--giada);
}
.cronologia__data {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--giada);
  margin-bottom: 0.35rem;
}
.cronologia h3 {
  font-size: 1.35rem;
  margin-bottom: 0.5rem;
}
.cronologia p {
  max-width: 62ch;
  opacity: 0.86;
}

/* --- FAQ --- */
.faq {
  max-width: 62rem;
  border-top: 1px solid rgba(11, 15, 13, 0.18);
}
.faq__voce { border-bottom: 1px solid rgba(11, 15, 13, 0.18); }
.faq__voce summary {
  cursor: pointer;
  list-style: none;
  padding: 1.15rem 2.5rem 1.15rem 0;
  position: relative;
  font-family: var(--f-display);
  font-weight: 600;
  font-size: clamp(1.02rem, 1.7vw, 1.2rem);
  letter-spacing: -0.01em;
}
.faq__voce summary::-webkit-details-marker { display: none; }
.faq__voce summary::after {
  content: "";
  position: absolute;
  right: 0.4rem;
  top: 1.5rem;
  width: 0.6rem;
  height: 0.6rem;
  border-right: 2px solid var(--giada);
  border-bottom: 2px solid var(--giada);
  transform: rotate(45deg);
  transition: transform var(--t);
}
.faq__voce[open] summary::after { transform: rotate(-135deg); }
.faq__risposta {
  padding: 0 2.5rem 1.4rem 0;
  max-width: 68ch;
}
.faq__risposta p { opacity: 0.85; }

/* --- Tabella orari --- */
.tabella-wrap {
  overflow-x: auto;
  /* focusable: chi naviga da tastiera deve poter scorrere la tabella */
}
.tabella-wrap:focus-visible {
  outline: 3px solid var(--oro);
  outline-offset: 3px;
}
.tabella {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  min-width: 34rem;
}
.tabella th,
.tabella td {
  text-align: left;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid rgba(237, 228, 211, 0.16);
}
.tabella thead th {
  font-family: var(--f-body);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--oro);
  border-bottom-color: var(--verde);
}
.tabella tbody th {
  font-weight: 700;
  white-space: nowrap;
}
.tabella td { opacity: 0.85; }

/* --- Testo lungo (informative) --- */
.prosa { max-width: 68ch; }
.prosa h2 {
  font-size: clamp(1.25rem, 2.2vw, 1.5rem);
  margin: 2.4rem 0 0.8rem;
}
.prosa h2:first-child { margin-top: 0; }
.prosa__nota {
  margin-top: 2.5rem;
  padding-top: 1.2rem;
  border-top: 1px solid rgba(11, 15, 13, 0.2);
  font-size: 0.86rem;
  opacity: 0.7;
}

/* --- Nota fonti --- */
.fonti {
  max-width: 70ch;
  font-size: 0.86rem;
  opacity: 0.72;
  border-left: 3px solid var(--giada);
  padding-left: 1.2rem;
}

/* --- Select nel modulo --- */
.modulo select {
  font-family: var(--f-body);
  font-size: 1rem;
  padding: 0.8rem 0.9rem;
  border: 1px solid rgba(237, 228, 211, 0.3);
  background: rgba(255, 255, 255, 0.05);
  color: inherit;
  border-radius: 2px;
}
.modulo--chiaro input,
.modulo--chiaro textarea,
.modulo--chiaro select {
  border-color: rgba(11, 15, 13, 0.25);
  background: rgba(255, 255, 255, 0.6);
}
.modulo select:focus { border-color: var(--oro); }

/* ---------- 16. Hover solo dove esiste un puntatore ---------- */
/* Su touch :hover resta "appiccicato" dopo il tap: lo isoliamo. */
@media (hover: hover) and (pointer: fine) {
  .btn:hover { transform: translateY(-2px); }
  .btn--primario:hover { background: #00803a; }
  .btn--oro:hover { background: #d8b660; }
  .btn--fantasma:hover {
    background: var(--riso);
    color: var(--ink);
    border-color: var(--riso);
  }
  .nav a:hover { opacity: 1; color: var(--oro); }
  .cintura:hover { transform: translateY(-6px); box-shadow: 0 8px 0 -4px var(--oro); }
  .contatti__voce:hover { color: var(--oro); }
  .recapito:hover .recapito__valore { color: var(--giada); }
  .sezione--scura .recapito:hover .recapito__valore { color: var(--verde); }
  .pie a:hover { color: var(--oro); }
  .corso-card:hover {
    border-color: var(--verde);
    transform: translateY(-3px);
  }
  .corso-card--chiara:hover { border-color: var(--giada); }
  .corso-card--chiara:hover { background: rgba(255, 255, 255, 0.75); }
  .corso-card:hover .corso-card__vai::after { margin-left: 0.35rem; }
  .briciole a:hover { opacity: 1; color: var(--oro); }
  .nav__toggle:hover { opacity: 1; color: var(--oro); }
  .faq__voce summary:hover { color: var(--giada); }
}
/* Lo stato selezionato deve restare visibile anche su touch */
.cintura[aria-pressed="true"] {
  transform: translateY(-6px);
  box-shadow: 0 8px 0 -4px var(--oro);
}

/* ---------- 17. Responsive ---------- */

/* Desktop largo: compare la guida verticale laterale */
@media (min-width: 1100px) {
  .rail { display: block; }
}

/* Tablet orizzontale */
@media (max-width: 1180px) {
  .griglia--4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 980px) {
  .griglia--3 { grid-template-columns: repeat(2, 1fr); }
  .griglia--asimmetrica { grid-template-columns: 1fr; }
  .pie__grid { grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem 1.8rem; }
}

/* Tablet verticale: da qui una sola colonna e menu a scomparsa */
@media (max-width: 860px) {
  .griglia--2,
  .griglia--3,
  .griglia--4 { grid-template-columns: 1fr; }
  .pie__grid { grid-template-columns: 1fr 1fr; gap: 2rem 1.8rem; }
}

/* Menu a scomparsa: la soglia e alta perche la barra ha sei voci.
   Sopra i 1080px la navigazione orizzontale ci sta senza andare a capo. */
@media (max-width: 1080px) {
  [id] { scroll-margin-top: 4.75rem; }

  .testata__inner { min-height: 4rem; }
  .marchio__emblema { height: 2.2rem; }

  .menu-btn { display: block; }

  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--ink-2);
    border-bottom: 1px solid rgba(237, 228, 211, 0.14);
    display: none;
    max-height: calc(100dvh - 4rem);
    overflow-y: auto;
    overscroll-behavior: contain;
  }
  .nav[data-aperto="true"] { display: block; }
  .nav > ul {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.25rem var(--gut) 1.25rem;
  }
  .nav > ul > li { border-bottom: 1px solid rgba(237, 228, 211, 0.1); }
  .nav > ul > li:last-child { border-bottom: 0; }
  .nav a {
    display: block;
    padding: 0.95rem 0;
    font-size: 0.95rem;
  }
  .nav .btn {
    margin-top: 1rem;
    width: 100%;
    justify-content: center;
    font-size: 0.85rem;
    padding: 0.9rem 1.15rem;
  }

  /* Il sottomenu diventa un elenco rientrato */
  .nav__toggle {
    width: 100%;
    justify-content: space-between;
    padding: 0.95rem 0;
    font-size: 0.95rem;
  }
  .nav__sotto {
    position: static;
    min-width: 0;
    border: 0;
    border-left: 2px solid var(--verde);
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    padding: 0 0 0.6rem 0.9rem;
    margin-bottom: 0.4rem;
  }
  .nav__sotto a { padding: 0.6rem 0; font-size: 0.88rem; }

}

@media (max-width: 760px) {
  .briciole ol { padding: 0.75rem 0; }
  .cronologia > li { padding-left: 2.1rem; }
  .faq__voce summary { padding-right: 2rem; }

  /* Il sigillo torna nel flusso, sopra al titolo */
  .hero__sigillo {
    position: static;
    margin-bottom: 1.8rem;
  }

  /* Un titolo per riga: niente colonne strette */
  .hero__titolo { font-size: clamp(2.7rem, 13.5vw, 5rem); }
  .vsc-hero__titolo { font-size: clamp(2.6rem, 13vw, 5rem); }
  .bambini-hero__titolo { font-size: clamp(2.2rem, 10.5vw, 4rem); }

  /* Le interruzioni forzate valgono solo da tablet in su */
  .br-lg { display: none; }

  .cinture__scala {
    grid-template-columns: repeat(4, 1fr);
    row-gap: 2.4rem;
  }
  .cintura::after { font-size: 0.58rem; letter-spacing: 0.06em; }

  .citazione { max-width: none; }

  .pie__grid { grid-template-columns: 1fr; gap: 2rem; }
  .pie__nota { flex-direction: column; gap: 0.35rem; }

  /* Aree toccabili mai sotto i 44px */
  .btn { padding: 1rem 1.6rem; }
  .cintura { height: 3.4rem; }
  .menu-btn { min-height: 2.75rem; padding: 0.7rem 0.95rem; }
  .pie ul { gap: 0; }
  .pie ul a {
    display: inline-flex;
    align-items: center;
    min-height: 2.75rem;
  }
}

/* Telefoni stretti (iPhone SE e simili) */
@media (max-width: 400px) {
  :root { --gut: 1.1rem; }

  .marchio__nome { font-size: 0.92rem; }
  .marchio__sotto { font-size: 0.55rem; letter-spacing: 0.16em; }

  .hero__kicker,
  .occhiello { letter-spacing: 0.24em; }

  .titolo { font-size: clamp(1.95rem, 8.5vw, 2.6rem); }

  .cinture__scala { grid-template-columns: repeat(4, 1fr); }
  .cintura::after { font-size: 0.55rem; letter-spacing: 0.08em; }

  .sede { padding: 1.3rem 1.1rem; }
  .btn { width: 100%; justify-content: center; }
  .azioni { gap: 0.7rem; }
}

/* Telefono in orizzontale: hero piu compatto */
@media (max-height: 480px) and (orientation: landscape) {
  .hero,
  .vsc-hero,
  .bambini-hero { padding-block: 3rem; }
  .hero__titolo { font-size: clamp(2.4rem, 8vw, 4rem); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
  .rivela { opacity: 1; transform: none; }
}