/* ── Swiss/Alpine custom styles ─────────────────────────────────────────── */

html {
  scroll-behavior: smooth;
}

/* Offset fisso per la navbar */
section[id] {
  scroll-margin-top: 106px;
}

/*
 * Pellicola della barra superiore.
 *
 * La barra ha altezza fissa 96px. L'immagine principale (pellicola_tideco.png)
 * viene ridotta da 2179x539 a 323px di larghezza. Le tile di
 * pellicola_tideco_part.png vengono generate dinamicamente via JS con
 * sovrapposizione del ~10% (la parte sx di ogni tile è trasparente per
 * consentire la sovrapposizione con l'immagine/tile precedente).
 *
 * Struttura z-index:
 *   - ::before (sfondo scuro): 0
 *   - .pellicola-tiles e figli: 1
 *   - .pellicola-main: 2
 *   - contenuto menu: 3
 */
.film-strip-nav {
  height: 96px;
  min-height: 96px;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  overflow: visible;
}

.film-strip-nav::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background: #0f172a;
  pointer-events: none;
}

/* Contenitore delle tile: parte con overlap rispetto al main img */
/* pellicola_tideco.png 2179x539 a 96px di altezza → larghezza = 388px  */
/* overlap 10% tile (127px tile → 12.7px) → 388 - 13 = 375px            */
.film-strip-nav .pellicola-tiles {
  position: absolute;
  top: 0;
  left: 375px;   /* larghezza main img a 96px (388px) - 10% overlap tile (13px) */
  right: 0;
  bottom: 0;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
}

/* Singola tile generata da JS */
.film-strip-nav .pellicola-tile {
  position: absolute;
  top: 0;
  height: 100%;
  background-image: url('../img/pellicola_tideco_part.png');
  background-size: auto 100%;
  background-repeat: no-repeat;
  background-position: left center;
  pointer-events: none;
  transform: translateZ(0);
}

.film-strip-nav .pellicola-main {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 2;
  height: 96px;   /* Altezza esplicita = altezza navbar, evita ambiguità height:100% */
  width: auto;    /* Mantiene le proporzioni originali 2179x539 */
  display: block;
  pointer-events: none;
  transform: translateZ(0);
  -moz-transform: translateZ(0);  /* Firefox stacking context fix */
}

/* Contenitore del menu: deve stare sopra le pellicole */
.film-strip-nav > div {
  position: relative;
  z-index: 3;
}

/* ── Language dropdown ──────────────────────────────────────────────────── */
.lang-dropdown {
  position: relative;
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  user-select: none;
}
.lang-current {
  font-size: 0.875rem;
  font-weight: 600;
  color: #f5f0eb;
  padding: 2px 6px;
  border-radius: 4px;
  transition: background 0.15s;
  letter-spacing: 0.05em;
  line-height: 1.4;
}
.lang-dropdown:hover .lang-current {
  background: rgba(255,255,255,0.08);
}
/* freccetta accanto alla lingua corrente */
.lang-current::after {
  content: "\25BE";
  margin-left: 3px;
  font-size: 8px;
  opacity: 0.5;
}
.lang-menu {
  display: none;
  position: absolute;
  top: calc(100% - 1px);
  left: 0;
  right: 0;
  background: #1e293b;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 8px;
  padding: 4px 0;
  min-width: 42px;
  z-index: 100;
  flex-direction: column;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}
/* Mostra il menu al passaggio del mouse sul contenitore (trigger + bridge + menu) */
.lang-dropdown:hover .lang-menu,
.lang-dropdown:focus-within .lang-menu {
  display: flex;
}
.lang-menu a {
  font-size: 11px;
  padding: 5px 14px;
  color: rgba(245,240,235,0.35);
  text-decoration: none;
  transition: color 0.15s, background 0.15s;
  display: block;
  text-align: center;
}
.lang-menu a:hover {
  color: #f5f0eb;
  background: rgba(255,255,255,0.06);
}
.lang-menu a.active {
  color: #f5f0eb;
  font-weight: 600;
  background: rgba(255,255,255,0.04);
}

/* Sfondo hero: verde smeraldo → viola vivace */
.hero-bg {
  background:
    radial-gradient(ellipse at 70% 30%, rgba(167, 139, 250, 0.25) 0%, transparent 55%),
    linear-gradient(135deg, #059669 0%, #7c3aed 100%);
}

/* Input / textarea condivisi (classe utile) */
.td-input {
  display: block;
  width: 100%;
  border: 1px solid #e8e0d6;
  background: #ffffff;
  border-radius: 0.75rem;
  padding: 0.75rem 1rem;
  color: #4a4a4a;
  font-size: 0.925rem;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  outline: none;
}
.td-input:focus {
  border-color: #2d4a3e;
  box-shadow: 0 0 0 3px rgba(45, 74, 62, 0.12);
}
.td-input.field-error {
  border-color: #dc2626;
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.10);
}

/* Testi di errore inline */
.td-err {
  color: #dc2626;
  font-size: 0.8rem;
  margin-top: 0.3rem;
}

/* Animazione ingresso blocco success */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-in-up {
  animation: fadeInUp 0.4s ease forwards;
}