/* ==========================================================================
   NOME SCUOLA DI BALLO - Foglio di stile principale
   Per cambiare i colori del sito, modifica le variabili qui sotto.
   ========================================================================== */

:root {
  --colore-primario: #0284c7;      /* azzurro principale */
  --colore-primario-scuro: #0a1929; /* nero/blu notte */
  --colore-accento: #ff5722;       /* arancione acceso */
  --colore-testo: #16181d;         /* nero */
  --colore-testo-chiaro: #5b6472;
  --colore-sfondo: #ffffff;        /* bianco */
  --colore-sfondo-alt: #eaf4fb;    /* azzurro chiarissimo */
  --colore-bianco: #ffffff;
  --ombra: 0 4px 20px rgba(10, 25, 41, 0.10);
  --raggio: 10px;
  --max-larghezza: 1180px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

img {
  -webkit-user-drag: none;
  user-drag: none;
  -webkit-touch-callout: none;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Jost', 'Segoe UI', Arial, sans-serif;
  color: var(--colore-testo);
  background: var(--colore-sfondo);
  line-height: 1.65;
}

h1, h2, h3, h4 {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 600;
  line-height: 1.2;
  color: var(--colore-primario-scuro);
}

a { color: inherit; text-decoration: none; }

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

.container {
  max-width: var(--max-larghezza);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header / Navigazione ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--colore-bianco);
  box-shadow: var(--ombra);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  max-width: var(--max-larghezza);
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Playfair Display', serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--colore-primario);
  letter-spacing: 0.5px;
  white-space: nowrap;
  flex-shrink: 0;
}

.logo-img {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  flex-shrink: 0;
}

.logo span { color: var(--colore-accento); }

.nav-links {
  display: flex;
  gap: 22px;
  list-style: none;
}

.nav-links li.ha-sottomenu { position: relative; }

.nav-links .sottomenu {
  list-style: none;
  display: none;
}

.nav-links li.ha-sottomenu:hover > .sottomenu,
.nav-links li.ha-sottomenu:focus-within > .sottomenu {
  display: block;
}

@media (min-width: 1101px) {
  .nav-links .sottomenu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--colore-bianco);
    box-shadow: var(--ombra);
    min-width: 190px;
    padding: 8px 0;
    border-radius: var(--raggio);
    z-index: 20;
  }
  .nav-links .sottomenu a {
    display: block;
    padding: 10px 20px;
    font-size: 1rem;
    border-bottom: none;
    white-space: nowrap;
  }
}

.nav-links a {
  font-weight: 500;
  font-size: 1.15rem;
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s, color 0.2s;
}

.nav-links a:hover,
.nav-links a.attivo {
  color: var(--colore-primario);
  border-bottom-color: var(--colore-accento);
}

.nav-links a.nav-cta {
  background: var(--colore-accento);
  color: var(--colore-primario-scuro);
  padding: 8px 20px;
  border-radius: 30px;
  border-bottom: none;
}

.nav-links a.nav-cta:hover {
  background: var(--colore-primario-scuro);
  color: #fff;
  border-bottom: none;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  width: 26px;
  height: 2px;
  background: var(--colore-primario-scuro);
  display: block;
}

/* ---------- Hero ---------- */

.hero {
  background: linear-gradient(160deg, var(--colore-primario) 0%, var(--colore-primario-scuro) 100%);
  color: var(--colore-bianco);
  padding: 110px 24px;
  text-align: center;
}

.hero-logo {
  width: 130px;
  height: 130px;
  margin: 0 auto 28px;
  border-radius: 50%;
  background: var(--colore-bianco);
  box-shadow: 0 6px 24px rgba(0,0,0,0.25);
}

.hero .sopratitolo {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
}

.hero h1 {
  color: var(--colore-bianco);
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  margin-bottom: 18px;
}

.hero p {
  font-size: 1.2rem;
  max-width: 640px;
  margin: 0 auto 34px;
  color: #f1e3ea;
}

.hero-buttons {
  display: flex;
  gap: 18px;
  justify-content: center;
  flex-wrap: wrap;
}

.page-hero {
  background: linear-gradient(160deg, var(--colore-primario) 0%, var(--colore-primario-scuro) 100%);
  color: var(--colore-bianco);
  padding: 70px 24px;
  text-align: center;
}

.page-hero h1 { color: var(--colore-bianco); font-size: clamp(2rem, 4vw, 2.8rem); }
.page-hero p { color: #f1e3ea; margin-top: 10px; font-size: 1.1rem; }

/* ---------- Bottoni ---------- */

.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 40px;
  font-weight: 600;
  font-size: 1.08rem;
  letter-spacing: 0.3px;
  transition: transform 0.15s, box-shadow 0.15s, background 0.15s;
  cursor: pointer;
  border: 2px solid transparent;
}

.btn-primario {
  background: var(--colore-accento);
  color: var(--colore-primario-scuro);
}

.btn-primario:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(201,162,39,0.35); }

.btn-secondario {
  background: transparent;
  color: var(--colore-bianco);
  border-color: rgba(255,255,255,0.7);
}

.btn-secondario:hover { background: rgba(255,255,255,0.12); }

/* ---------- Sezioni generiche ---------- */

section { padding: 80px 0; }

.sezione-alt { background: var(--colore-sfondo-alt); }

.titolo-sezione {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 50px;
}

.titolo-sezione h2 { font-size: clamp(1.8rem, 3vw, 2.4rem); margin-bottom: 14px; }
.titolo-sezione p { color: var(--colore-testo-chiaro); font-size: 1.08rem; }

.sopratitolo {
  display: inline-block;
  color: var(--colore-accento);
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  font-size: 1.05rem;
  margin-bottom: 12px;
}

/* ---------- Griglie / Card ---------- */

.griglia-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.griglia-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.card {
  background: var(--colore-bianco);
  border-radius: var(--raggio);
  box-shadow: var(--ombra);
  overflow: hidden;
  transition: transform 0.2s;
}

.card:hover { transform: translateY(-4px); }

.card-corpo { padding: 26px; }

.card h3 { font-size: 1.25rem; margin-bottom: 8px; }

.card p { color: var(--colore-testo-chiaro); font-size: 0.97rem; }

.card-link {
  display: inline-block;
  margin-top: 12px;
  color: var(--colore-accento);
  font-weight: 700;
  font-size: 0.92rem;
}

.card-link:hover { text-decoration: underline; }

.card-badge {
  display: inline-block;
  background: var(--colore-sfondo-alt);
  color: var(--colore-primario);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 10px;
}

/* ---------- Placeholder immagini/video ---------- */
/* Questi blocchi vanno sostituiti con vere immagini/video: vedi README.md */

.placeholder-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  background: repeating-linear-gradient(135deg, var(--colore-sfondo-alt), var(--colore-sfondo-alt) 12px, #e6d9d1 12px, #e6d9d1 24px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--colore-testo-chiaro);
  font-size: 0.85rem;
  text-align: center;
  padding: 12px;
  font-weight: 600;
}

.placeholder-img.quadrato { aspect-ratio: 1 / 1; }
.placeholder-img.largo { aspect-ratio: 16 / 9; }

.video-embed {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--raggio);
  overflow: hidden;
  box-shadow: var(--ombra);
}

.video-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* ---------- Galleria foto ---------- */

.griglia-galleria {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.filtro-galleria {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.filtro-btn {
  padding: 8px 20px;
  border-radius: 30px;
  border: 2px solid var(--colore-sfondo-alt);
  background: var(--colore-bianco);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s;
}

.filtro-btn.attivo,
.filtro-btn:hover {
  background: var(--colore-primario);
  border-color: var(--colore-primario);
  color: var(--colore-bianco);
}

.elemento-galleria { display: block; cursor: pointer; }

/* ---------- Insegnanti ---------- */

.card-insegnante { text-align: center; }
.card-insegnante .card-corpo { padding: 22px; }
.ruolo { color: var(--colore-accento); font-weight: 700; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 10px; }

/* ---------- Tabella orari ---------- */

.tabella-orari {
  width: 100%;
  border-collapse: collapse;
  background: var(--colore-bianco);
  border-radius: var(--raggio);
  overflow: hidden;
  box-shadow: var(--ombra);
}

.tabella-orari th, .tabella-orari td {
  padding: 16px 20px;
  text-align: left;
  border-bottom: 1px solid var(--colore-sfondo-alt);
}

.tabella-orari th {
  background: var(--colore-primario);
  color: var(--colore-bianco);
  font-weight: 600;
}

.tabella-orari tr:last-child td { border-bottom: none; }
.tabella-orari tr:hover td { background: var(--colore-sfondo-alt); }

.griglia-orari-corsi {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.gruppo-orario-corso {
  background: var(--colore-bianco);
  border-radius: var(--raggio);
  box-shadow: var(--ombra);
  padding: 22px 24px;
}

.gruppo-orario-corso h3 {
  color: var(--colore-primario);
  font-size: 1.25rem;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--colore-sfondo-alt);
}

.righe-orario-corso {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.riga-orario-corso {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 14px;
  background: var(--colore-sfondo-alt);
  border-radius: 8px;
  flex-wrap: wrap;
}

.riga-giorno {
  font-weight: 600;
  color: var(--colore-primario-scuro);
  min-width: 90px;
}

.riga-orario {
  color: var(--colore-primario);
  font-weight: 600;
}

.riga-livello {
  color: var(--colore-testo-chiaro);
  font-size: 0.92rem;
  margin-left: auto;
}

@media (max-width: 700px) {
  .griglia-orari-corsi { grid-template-columns: 1fr; }
}

/* ---------- Form contatti ---------- */

.form-contatti { display: flex; flex-direction: column; gap: 18px; }

.form-contatti label {
  font-weight: 600;
  font-size: 0.92rem;
  margin-bottom: 6px;
  display: block;
}

.form-contatti input,
.form-contatti textarea,
.form-contatti select {
  width: 100%;
  padding: 13px 16px;
  border: 2px solid var(--colore-sfondo-alt);
  border-radius: 8px;
  font-family: inherit;
  font-size: 1rem;
  background: var(--colore-bianco);
  color: var(--colore-testo);
}

.form-contatti select { cursor: pointer; }

.form-contatti input:focus,
.form-contatti textarea:focus,
.form-contatti select:focus {
  outline: none;
  border-color: var(--colore-primario);
}

.info-contatto {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.info-contatto-voce { display: flex; gap: 16px; align-items: flex-start; }

.info-contatto-icona {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--colore-sfondo-alt);
  color: var(--colore-primario);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.mappa-embed {
  width: 100%;
  height: 320px;
  border-radius: var(--raggio);
  overflow: hidden;
  box-shadow: var(--ombra);
}

.mappa-embed iframe { width: 100%; height: 100%; border: 0; }

/* ---------- CTA finale ---------- */

.cta-finale {
  background: linear-gradient(160deg, var(--colore-primario) 0%, var(--colore-primario-scuro) 100%);
  color: var(--colore-bianco);
  text-align: center;
}

.cta-finale h2 { color: var(--colore-bianco); margin-bottom: 16px; }
.cta-finale p { color: #f1e3ea; margin-bottom: 30px; }

/* ---------- Footer ---------- */

.site-footer {
  background: var(--colore-primario-scuro);
  color: #e8d9df;
  padding: 60px 0 24px;
}

.footer-griglia {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-griglia h4 { color: var(--colore-bianco); margin-bottom: 18px; font-size: 1.05rem; }

.footer-griglia p, .footer-griglia a { color: #cbb6bf; font-size: 0.95rem; }

.footer-links { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-links a:hover { color: var(--colore-accento); }

.footer-social { display: flex; gap: 14px; margin-top: 16px; }

.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
}

.footer-social a:hover { background: var(--colore-accento); color: var(--colore-primario-scuro); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 22px;
  text-align: center;
  font-size: 0.85rem;
  color: #a9909a;
}

/* ---------- Responsive ---------- */

@media (max-width: 880px) {
  .griglia-3 { grid-template-columns: repeat(2, 1fr); }
  .griglia-2 { grid-template-columns: 1fr; }
  .griglia-galleria { grid-template-columns: repeat(3, 1fr); }
  .footer-griglia { grid-template-columns: 1fr; }
}

@media (max-width: 1100px) {
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--colore-bianco);
    flex-direction: column;
    gap: 0;
    box-shadow: var(--ombra);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
  }
  .nav-links.aperto { max-height: 550px; }
  .nav-links li { border-top: 1px solid var(--colore-sfondo-alt); }
  .nav-links a { display: block; padding: 16px 24px; }
  .nav-toggle { display: flex; }
  .logo { font-size: 1.15rem; gap: 8px; }
  .logo-img { width: 34px; height: 34px; }
  .nav-links .sottomenu {
    display: block;
    position: static;
    box-shadow: none;
    padding-left: 16px;
    background: var(--colore-sfondo-alt);
  }
  .nav-links .sottomenu a { padding: 14px 24px; font-size: 1rem; }
  .nav-links li.ha-sottomenu { border-top: 1px solid var(--colore-sfondo-alt); }
}

@media (max-width: 600px) {
  .griglia-3 { grid-template-columns: 1fr; }
  .griglia-galleria { grid-template-columns: repeat(2, 1fr); }
  section { padding: 56px 0; }
  .hero { padding: 80px 20px; }
}

/* ---------- Lightbox galleria ---------- */

.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(20, 12, 15, 0.92);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 40px;
}

.lightbox.aperta { display: flex; }

.lightbox-contenuto {
  max-width: 900px;
  width: 100%;
  text-align: center;
}

.lightbox-chiudi {
  position: absolute;
  top: 24px;
  right: 32px;
  color: #fff;
  font-size: 2rem;
  cursor: pointer;
  background: none;
  border: none;
}

/* Popup notizia in Home */
body.popup-notizia-aperto {
  overflow: hidden;
}

.popup-notizia-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 25, 41, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 1000;
}

.popup-notizia-box {
  position: relative;
  background: var(--colore-bianco);
  border-radius: var(--raggio);
  box-shadow: var(--ombra);
  max-width: 480px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
}

.popup-notizia-immagine {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: var(--raggio) var(--raggio) 0 0;
  display: block;
}

.popup-notizia-corpo {
  padding: 26px 28px 28px;
}

.popup-notizia-corpo h3 {
  margin: 10px 0 12px;
  color: var(--colore-primario-scuro);
}

.popup-notizia-corpo p {
  color: var(--colore-testo-chiaro);
  margin-bottom: 20px;
}

.popup-notizia-chiudi {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: none;
  background: rgba(10, 25, 41, 0.55);
  color: #fff;
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
}

/* Contatore visite */
.contatore-visite {
  padding: 30px 0;
  text-align: center;
}

.contatore-numero {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--colore-primario-scuro);
  font-family: 'Playfair Display', serif;
  font-weight: 700;
  font-size: 1.8rem;
}

.contatore-numero svg {
  width: 26px;
  height: 26px;
  color: var(--colore-primario);
  flex-shrink: 0;
}

.contatore-etichetta {
  font-family: 'Jost', 'Segoe UI', Arial, sans-serif;
  font-weight: 500;
  font-size: 1rem;
  color: var(--colore-testo-chiaro);
}

.contatore-dal {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin: 12px auto 0;
  padding: 6px 14px;
  background: var(--colore-sfondo-alt);
  color: var(--colore-primario);
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: 999px;
}

.contatore-dal svg {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
}