/* ============================================================
   ORCHIDEA — CHRISTMAS THEME (COMBINED: THEME + BASE + XMAS)
   Drop-in: sostituisce completamente css/style.christmas.css
   ============================================================ */

/* ---------- Stabilizzatore & base tipografica ---------- */
*{ box-sizing: border-box }
html{ font-size:16px }
body{
  margin:0; padding:0; color:#f3f7f5; line-height:1.6; -webkit-text-size-adjust:100%;
  font-family:'Montserrat', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background:
    radial-gradient(1200px 800px at 120% -10%, rgba(116, 5, 219, 0.582), transparent 60%),
    radial-gradient(900px 600px at -10% 10%, rgba(40, 19, 59, 0.582), transparent 60%),
    radial-gradient(2000px 1200px at 50% -400px, rgba(33, 13, 43, 0.582), transparent 60%),
    #21152b;
} 
img,video,svg,canvas{ max-width:100%; height:auto; display:block }
h1{ font-size: clamp(2rem, 4vw, 3rem); line-height:1.15; margin:.2rem 0 .6rem }
h2{ font-size: clamp(1.6rem, 3vw, 2.3rem); margin:.2rem 0 .6rem }
h3{ font-size: clamp(1.25rem, 2.2vw, 1.6rem); margin:.2rem 0 .4rem }

/* ---------- Variabili tema (nessun @import) ---------- */
:root{
  --bg:#120e15; --bg-soft:#530c8a41; --card:#162620; --card-soft:#1b2f28;
  --text:#f3f7f5; --muted:#c7d3cf;
  --red:#d93a3a; --green:#1e7a51; --gold:#f0c76b; --ice:#96e5ff; --berry:#b21e45;
  --brand:#e91e63; --brand-2:#7c4dff;
  --success:#22c55e; --warning:#eab308; --danger:#ef4444;
  --accent:#7c3aed; /* viola navbar su mobile */

  --radius:18px; --radius-sm:12px; --radius-lg:28px;
  --shadow-1:0 10px 30px rgba(0,0,0,.35);
  --shadow-2:0 22px 60px rgba(0,0,0,.45);

  --container:1200px;
  --gap-1:8px; --gap-2:12px; --gap-3:16px; --gap-4:24px; --gap-5:32px; --gap-6:48px;

  --light-red:#ff6b6b; --light-green:#72ff9f; --light-gold:#ffe08a; --light-ice:#c8f3ff;

  /* Altezza approssimativa dell'header usata per compensare il layout quando l'header è fixed */
  --header-height: 100px;
} 

/* ---------- Container “di sicurezza” anche senza markup ---------- */
main, header nav, footer .footer-container, .promo-corsi__wrap, .fast-links__grid,
.section.section-classes .class-grid {
  width: min(100% - 2rem, var(--container));
  margin-inline: auto;
}

/* ---------- Header / Navbar ---------- */
header{
  position:sticky; top:0; z-index:100;
  backdrop-filter:saturate(1.2) blur(12px);
  background: color-mix(in oklab, var(--bg-soft) 82%, transparent);
  border-bottom:1px solid color-mix(in oklab, var(--text) 12%, transparent);
}
nav{ display:flex; align-items:center; justify-content:space-between; gap:16px; padding:.8rem 1rem }
.logo img{ height:74px; width:auto }
.menu{ list-style:none; display:flex; gap:.9rem; padding:0; margin:0; flex-wrap:wrap }
.menu a{
  text-decoration:none; color:var(--muted); padding:.55rem .9rem; border-radius:999px; transition:.25s ease;
}
.menu a:hover, .menu a.active{
  color:var(--text);
  background: color-mix(in oklab, var(--green) 16%, transparent);
  box-shadow: inset 0 0 0 1px color-mix(in oklab, var(--green) 28%, transparent);
}
.hamburger{ background:transparent; border:0; color:var(--text); font-size:1.3rem; cursor:pointer }

/* desktop */
nav .hamburger{ display:none }

/* mobile: mostra solo hamburger */
@media (max-width: 900px){
  nav .menu{ display:none !important; }
  nav .hamburger{ display:inline-flex !important; align-items:center; justify-content:center; }
}


/* Bottone oro piccolo */
.btn-small {
  margin: 0 1rem 1rem;
  padding: .65rem 1rem;
  background: linear-gradient(180deg, #f6d58d, #e1b860);
  color: #10130f;
  text-decoration: none;
  text-align: center;
  border-radius: 999px;
  font-size: 1rem;
  font-weight: 800;
  box-shadow: 0 6px 0 0 #b99443, 0 10px 30px rgba(0,0,0,.35);
  transition: transform .06s, filter .2s, box-shadow .2s;
}
.btn-small:hover {
  transform: translateY(-1px);
  filter: brightness(1.05);
  box-shadow: 0 7px 0 0 #b99443, 0 20px 50px rgba(0,0,0,.45);
}
.btn-small:active {
  transform: none;
  box-shadow: 0 5px 0 0 #b99443, 0 10px 30px rgba(0,0,0,.35);
}

/* ===========================
   Responsive
   =========================== */
@media (max-width: 1024px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .card {
    flex: 1 1 100%;
    margin: 0 auto;
    max-width: 95vw;
    min-width: 0;
    border-radius: 16px;
    background: linear-gradient(180deg, rgba(22,38,32,.95), rgba(27,47,40,.95));
    box-shadow: 0 12px 40px rgba(0,0,0,.35);
  }
  .corsi-section { padding: 2rem .75rem; }
  .cards {
    display: flex;
    flex-direction: column; /* colonna su mobile */
    gap: 1.2rem;
    margin: 0;
  }
}

/* ===== Drawer Mobile (hamburger) ===== */

/* Solo hamburger su mobile (la lista orizzontale sparisce) */
nav .hamburger{ display:none }
@media (max-width: 900px){
  nav .menu{ display:none !important; }
  nav .hamburger{
    display:inline-flex !important; align-items:center; justify-content:center;
    width:44px; height:44px; font-size:22px; border:0; border-radius:10px;
    background: color-mix(in oklab, var(--bg-soft, #13201b) 70%, transparent);
    color: var(--text, #f3f7f5); cursor:pointer;
  }
}

/* Backdrop a pieno schermo */
.nav-backdrop{
  position: fixed; inset: 0; background: rgba(0,0,0,.45);
  z-index: 4000; opacity: 0; transition: opacity .2s ease; display: none;
}
.nav-backdrop.active{ display:block; opacity:1 }

/* Drawer laterale destro */
.nav-drawer{
  position: fixed; top: 0; right: 0; bottom: 0; width: min(82vw, 360px);
  background: linear-gradient(180deg, var(--bg-soft, #13201b), var(--bg, #0e1512));
  border-left: 1px solid color-mix(in oklab, #fff 10%, transparent);
  box-shadow: -20px 0 60px rgba(0,0,0,.4);
  transform: translateX(100%); transition: transform .25s ease;
  z-index: 4001; padding: max(16px, env(safe-area-inset-top)) 16px 24px;
  overflow-y: auto; -webkit-overflow-scrolling: touch;
}
.nav-drawer.active{ transform: translateX(0) }

/* Contenuti del drawer */
.nav-close{
  position:absolute; top:max(10px, env(safe-area-inset-top)); right:10px;
  width:40px; height:40px; border:0; border-radius:10px; background:transparent;
  color: var(--text, #f3f7f5); font-size:28px; cursor:pointer;
}
.nav-list{ list-style:none; margin:48px 0 0; padding:0; display:grid; gap:.35rem }
.nav-list a{
  display:block; padding:.9rem 1rem; border-radius:12px; text-decoration:none;
  color: var(--text, #f3f7f5);
  background: color-mix(in oklab, var(--accent, #13201b) 100%, transparent);
}
.nav-list a:hover{ background: color-mix(in oklab, var(--green, #1e7a51) 22%, transparent) }

/* Blocca lo scroll della pagina quando il menu è aperto */
body.nav-open{ overflow:hidden }

/* ---------- Footer ---------- */
.site-footer{
  margin-top: clamp(2rem,4vw,4rem); padding: 2rem 0;
  background: linear-gradient(180deg, transparent, color-mix(in oklab, var(--bg-soft) 88%, transparent));
  border-top: 1px solid color-mix(in oklab, var(--text) 12%, transparent);
}
.footer-container{
  width: min(100% - 2rem, var(--container)); margin-inline:auto;
  display:flex; align-items:center; justify-content:space-between; gap:1rem; flex-wrap:wrap;
}
.footer-nav a{ color: var(--muted); text-decoration:none; margin-right:1rem }
.footer-nav a:hover{ color:var(--text) }