/* ========================================
   BIT LAB - TEMA "FUTURISTIC PLAYFUL"
   Dark theme, bold typography, energetic
   Classi HTML: IDENTICHE all'originale
   ======================================== */

:root {
  --primary: #FF6B35;
  --primary-light: rgba(255,107,53,0.15);
  --primary-soft: rgba(255,107,53,0.1);
  --primary-dark: #E05525;
  --secondary: #8B5CF6;
  --secondary-light: rgba(139,92,246,0.15);
  --success: #10B981;
  --success-light: rgba(16,185,129,0.15);
  --warning: #F59E0B;
  --warning-light: rgba(245,158,11,0.15);
  --accent: #3B82F6;
  --white: #FFFFFF;
  --bg-50: #0F172A;
  --bg-100: #1E293B;
  --bg-200: #334155;
  --bg-300: #475569;
  --text-900: #F8FAFC;
  --text-800: #E2E8F0;
  --text-700: #CBD5E1;
  --text-600: #94A3B8;
  --text-500: #64748B;
  --text-400: #475569;
  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  --shadow-xs: 0 1px 2px rgba(0,0,0,0.4);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.5), 0 1px 2px rgba(0,0,0,0.4);
  --shadow: 0 4px 6px -1px rgba(0,0,0,0.5), 0 2px 4px -2px rgba(0,0,0,0.4);
  --shadow-md: 0 6px 12px -2px rgba(0,0,0,0.6), 0 3px 6px -2px rgba(0,0,0,0.4);
  --shadow-lg: 0 12px 24px -4px rgba(0,0,0,0.6), 0 6px 12px -4px rgba(0,0,0,0.4);
  --shadow-xl: 0 20px 40px -8px rgba(0,0,0,0.7), 0 10px 20px -8px rgba(0,0,0,0.4);
  --shadow-primary: 0 0 30px rgba(255,107,53,0.3);
  --transition-fast: 0.15s cubic-bezier(0.4,0,0.2,1);
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
  --transition-slow: 0.5s cubic-bezier(0.4,0,0.2,1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Inter', system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.65;
  color: var(--text-800);
  background-color: #000000;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
.container { width: 92%; max-width: 1200px; margin: 0 auto; }

/* ===== FAB ===== */
.fab-container { position: fixed; bottom: 24px; right: 24px; z-index: 9999; display: flex; flex-direction: column; gap: 12px; }
.fab { width: 60px; height: 60px; border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 0 20px rgba(16,185,129,0.4), 0 4px 20px rgba(0,0,0,0.3); transition: var(--transition); text-decoration: none; cursor: pointer; position: relative; }
.fab::after { content: ''; position: absolute; inset: -4px; border-radius: 50%; border: 2px solid rgba(37,211,102,0.4); animation: pulse-ring 2s ease-out infinite; }
.fab-whatsapp { background: linear-gradient(135deg, #25D366 0%, #128C7E 100%); color: white; }
.fab:hover { transform: scale(1.1) translateY(-4px); box-shadow: 0 0 30px rgba(16,185,129,0.6), 0 8px 24px rgba(0,0,0,0.4); }
@keyframes pulse-ring { 0% { transform: scale(1); opacity: 1; } 100% { transform: scale(1.3); opacity: 0; } }

/* ===== HEADER ===== */
.header { background: rgba(0,0,0,0.75); backdrop-filter: blur(12px) saturate(180%); -webkit-backdrop-filter: blur(12px) saturate(180%); position: sticky; top: 0; z-index: 1000; height: 72px; display: flex; align-items: center; border-bottom: 1px solid rgba(255,107,53,0.12); transition: var(--transition); }
.header .container { display: flex; justify-content: space-between; align-items: center; }
.logo-container { display: flex; align-items: center; gap: 12px; position: relative; z-index: 1001; text-decoration: none; transition: var(--transition); }
.logo-container:hover { opacity: 0.85; }
.logo-img { height: 110px; width: auto; margin-bottom: -48px; margin-top: 2px; z-index: 1001; filter: drop-shadow(0 4px 12px rgba(255,107,53,0.2)); transition: var(--transition); }
.logo-text-group { display: flex; flex-direction: row; align-items: center; gap: 10px; }
.logo-text { margin: 0; font-size: 1.6rem; font-weight: 900; background: linear-gradient(135deg, var(--primary), var(--secondary)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; letter-spacing: -0.03em; line-height: 1; }
.logo-divider { width: 2px; height: 28px; background: linear-gradient(180deg, var(--primary) 0%, var(--accent) 100%); border-radius: 2px; flex-shrink: 0; box-shadow: 0 0 8px rgba(255,107,53,0.3); }
.logo-sub { font-size: 0.95rem; font-weight: 600; color: var(--text-600); line-height: 1.25; white-space: nowrap; letter-spacing: -0.01em; }
.header-right { display: flex; align-items: center; gap: 1.5rem; }
.nav { display: flex; align-items: center; gap: 2rem; }
.nav a { text-decoration: none; color: var(--text-600); font-weight: 600; font-size: 0.9rem; transition: var(--transition-fast); position: relative; padding: 4px 0; }
.nav a::after { content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 2px; background: linear-gradient(90deg, var(--primary), var(--secondary)); border-radius: 2px; transition: width 0.3s ease; }
.nav a:hover { color: var(--primary); }
.nav a:hover::after { width: 100%; }

/* ===== MENU MOBILE ===== */
.menu-toggle { display: none; background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); cursor: pointer; padding: 0.5rem; z-index: 1001; align-items: center; justify-content: center; color: var(--text-800); border-radius: var(--radius-sm); transition: var(--transition-fast); }
.menu-toggle:hover { background: rgba(255,107,53,0.1); border-color: rgba(255,107,53,0.3); }
.menu-toggle svg { width: 26px; height: 26px; stroke: var(--text-800); stroke-width: 2; }
.nav-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.97); backdrop-filter: blur(20px); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2.5rem; z-index: 999; opacity: 0; pointer-events: none; transition: opacity 0.4s ease; }
.nav-overlay.active { opacity: 1; pointer-events: auto; }
.nav-overlay a { color: var(--text-800); font-size: 1.5rem; font-weight: 700; text-decoration: none; transition: var(--transition); padding: 0.5rem 1rem; border-radius: var(--radius); }
.nav-overlay a:hover { color: var(--primary); background: rgba(255,107,53,0.1); }

/* ===== HERO ===== */
.hero {
  background: linear-gradient(135deg, #000000 0%, #0F172A 60%, #1a1030 100%);
  color: white;
  padding: 0;
  text-align: center;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 70vh;
}

.hero::before {
  content: '';
  position: absolute;
  top: -80px;
  right: -80px;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,107,53,0.18), transparent 70%);
  filter: blur(40px);
  pointer-events: none;
  animation: floatBlob 9s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -100px;
  left: -60px;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(139,92,246,0.18), transparent 70%);
  filter: blur(40px);
  pointer-events: none;
  animation: floatBlob 12s ease-in-out infinite reverse;
}

@keyframes floatBlob {
  0%, 100% { transform: translateY(0px) scale(1); }
  50% { transform: translateY(28px) scale(1.05); }
}

.hero-eyebrow {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,107,53,0.1);
  padding: 7px 16px;
  border: 1px solid rgba(255,107,53,0.3);
  border-radius: var(--radius-full);
  backdrop-filter: blur(4px);
}

.container.hero-content-container {
  position: relative;
  z-index: 1;
  opacity: 0;
  transform: translateY(24px);
  animation: fadeInHero 0.9s ease-out 0.2s forwards;
  padding: 4rem 0;
}

.hero h1,
.hero h2 {
  font-size: 3.2rem;
  font-weight: 900;
  margin-bottom: 1.25rem;
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.hero h2 span[style*="gradientFlow"] {
  background: linear-gradient(135deg, #FF6B35 0%, #A78BFA 50%, #60A5FA 100%) !important;
  -webkit-background-clip: text !important;
  background-clip: text !important;
  color: transparent !important;
  font-weight: 900;
  display: inline-block;
  background-size: 200% auto !important;
  animation: gradientFlow 4s ease infinite;
}

.hero p {
  font-size: 1.15rem;
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  opacity: 0.8;
  line-height: 1.7;
  font-weight: 400;
  color: var(--text-700);
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.hero-cta-split {
  display: inline-flex;
  align-items: center;
  border-radius: var(--radius-full);
  overflow: hidden;
  border: 1.5px solid rgba(255,107,53,0.4);
  text-decoration: none;
  transition: var(--transition);
  background: rgba(255,107,53,0.06);
  backdrop-filter: blur(8px);
}

.hero-cta-split:hover {
  background: rgba(255,107,53,0.15);
  transform: translateY(-3px);
  box-shadow: var(--shadow-primary);
  border-color: var(--primary);
}

.hero-cta-left {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  font-size: 0.95rem;
  font-weight: 700;
  padding: 0.75rem 1.4rem;
  transition: var(--transition-fast);
}

.hero-cta-right {
  display: flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  color: var(--text-600);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.75rem 1.2rem;
  border-left: 1px solid rgba(255,107,53,0.2);
}

.hero-left-image {
  display: block;
  position: relative;
  width: 100%;
  max-width: 100%;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInImage 1s ease-out 0.5s forwards;
  z-index: 1;
}

.hero-left-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 20px 40px rgba(255,107,53,0.15));
}

.hero-features {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.hero-feature-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(255,107,53,0.08);
  border: 1px solid rgba(255,107,53,0.25);
  border-radius: var(--radius-full);
  padding: 8px 16px;
  color: var(--text-800);
  backdrop-filter: blur(4px);
  transition: var(--transition-fast);
}

.hero-feature-pill:hover { background: rgba(255,107,53,0.15); border-color: rgba(255,107,53,0.4); }
.hero-feature-pill svg { flex-shrink: 0; opacity: 0.9; }
.hero-pill-label { font-size: 0.82rem; font-weight: 700; color: var(--text-800); line-height: 1.2; }
.hero-pill-sub { font-size: 0.72rem; color: var(--text-600); line-height: 1.2; }

.hero-right-stepper {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding: 2rem 1.5rem;
  position: relative;
  z-index: 1;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInImage 1s ease-out 0.6s forwards;
}

.hero-stepper-box {
  background: rgba(255,107,53,0.08);
  border: 1px solid rgba(255,107,53,0.25);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.6rem;
  width: 100%;
  backdrop-filter: blur(8px);
}

.hero-stepper-title {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-600);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-align: center;
  margin-bottom: 1.2rem;
}

.hero-step { display: flex; gap: 1rem; align-items: flex-start; }
.hero-step-left { display: flex; flex-direction: column; align-items: center; flex-shrink: 0; }

.hero-step-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border: none;
  color: white;
  font-size: 0.8rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 0 10px rgba(255,107,53,0.3);
}

.hero-step-line { width: 2px; flex: 1; min-height: 20px; background: rgba(255,107,53,0.2); margin: 4px 0; border-radius: 2px; }
.hero-step:last-child .hero-step-line { display: none; }
.hero-step-body { padding: 2px 0 14px; }
.hero-step-label { font-size: 1rem; font-weight: 700; color: var(--text-800); margin-bottom: 0.3rem; }
.hero-step-desc { font-size: 0.85rem; color: var(--text-600); line-height: 1.55; }

@keyframes fadeInHero { to { opacity: 1; transform: translateY(0); } }
@keyframes fadeInImage { to { opacity: 1; transform: translateY(0); } }
@keyframes gradientFlow { 0% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } 100% { background-position: 0% 50%; } }

/* ===== SEZIONI GENERALI ===== */
.section { padding: 5rem 0; }
.bg-light { background-color: rgba(255,107,53,0.03); }
.section-header { text-align: center; margin-bottom: 3.5rem; }

.section-header h2 {
  font-size: 2.6rem;
  font-weight: 900;
  margin-bottom: 1rem;
  line-height: 1.2;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 60%, var(--accent) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-subtitle { font-size: 1.1rem; color: var(--text-600); max-width: 600px; margin: 0 auto; line-height: 1.6; }

/* ===== IL PROGETTO ===== */
.section-il-progetto {
  padding-top: 4rem;
  padding-bottom: 4rem;
  background: linear-gradient(180deg, #000000 0%, #0a0f1e 100%);
  position: relative;
}

.progetto-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; margin-bottom: 3rem; }

.progetto-title {
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--text-900);
  margin-bottom: 1rem;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.progetto-title span {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.progetto-lead { font-size: 1.05rem; color: var(--text-600); line-height: 1.7; margin-bottom: 2rem; }
.progetto-highlights { display: flex; flex-direction: column; gap: 1rem; }

.progetto-hl {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1.2rem;
  background: rgba(255,107,53,0.05);
  border-radius: var(--radius);
  border-left: 3px solid var(--primary);
  transition: var(--transition);
  box-shadow: var(--shadow-xs);
}

.progetto-hl:hover {
  background: rgba(255,107,53,0.1);
  box-shadow: var(--shadow-md);
  transform: translateX(8px);
  border-left-width: 4px;
}

.progetto-hl-num {
  width: 28px;
  height: 28px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 800;
  flex-shrink: 0;
  margin-top: 2px;
  box-shadow: var(--shadow-primary);
}

.progetto-hl strong { display: block; font-size: 0.95rem; color: var(--text-900); margin-bottom: 3px; font-weight: 700; }
.progetto-hl p { margin: 0; font-size: 0.88rem; color: var(--text-600); line-height: 1.5; }

.progetto-img { width: 100%; height: auto; object-fit: cover; border-radius: var(--radius-xl); box-shadow: var(--shadow-xl); transition: var(--transition); filter: brightness(0.9) saturate(1.1); }
.progetto-img:hover { transform: scale(1.02); filter: brightness(1) saturate(1.2); }
.progetto-divider { border: none; border-top: 1px solid rgba(255,255,255,0.08); margin-bottom: 3rem; }

/* ===== COLLAB (SEZIONE SCUOLE) ===== */
.collab-header { text-align: center; margin-bottom: 2.5rem; }

.collab-header h3 {
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--text-900);
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.collab-header p { font-size: 1.05rem; color: var(--text-600); line-height: 1.6; max-width: 560px; margin: 0 auto; }
.collab-header a { color: var(--primary); font-weight: 700; text-decoration: none; border-bottom: 2px solid rgba(255,107,53,0.3); transition: var(--transition-fast); }
.collab-header a:hover { border-bottom-color: var(--primary); }

.scuole-grid { display: flex; justify-content: center; gap: 1.5rem; flex-wrap: wrap; margin-bottom: 3rem; }

.scuola-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  background: rgba(255,107,53,0.05);
  border: 1.5px solid rgba(255,107,53,0.2);
  border-radius: var(--radius-lg);
  padding: 1.5rem 2rem;
  min-width: 130px;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.scuola-card:hover {
  box-shadow: var(--shadow-primary);
  transform: translateY(-6px);
  border-color: var(--primary);
  background: rgba(255,107,53,0.1);
}

.scuola-card img { width: 64px; height: 64px; object-fit: contain; filter: brightness(0) invert(1) opacity(0.85); }
.scuola-card span { font-size: 0.9rem; font-weight: 700; color: var(--text-700); text-align: center; }

.scuola-badge {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--success);
  background: rgba(16,185,129,0.15);
  padding: 3px 10px;
  border-radius: var(--radius-full);
  letter-spacing: 0.02em;
  border: 1px solid rgba(16,185,129,0.3);
}

.cta-scuole {
  background: linear-gradient(135deg, rgba(255,107,53,0.15) 0%, rgba(139,92,246,0.1) 100%);
  border: 1px solid rgba(255,107,53,0.3);
  border-radius: var(--radius-xl);
  padding: 2.5rem 3rem;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2.5rem;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.cta-scuole::before {
  content: '';
  position: absolute;
  top: -80px;
  right: -80px;
  width: 250px;
  height: 250px;
  border-radius: 50%;
  background: rgba(255,107,53,0.08);
  pointer-events: none;
}

.cta-scuole::after {
  content: '';
  position: absolute;
  bottom: -60px;
  left: -60px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(139,92,246,0.06);
  pointer-events: none;
}

.cta-scuole-left { position: relative; z-index: 1; }

.cta-scuole-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,107,53,0.15);
  border: 1px solid rgba(255,107,53,0.3);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 800;
  padding: 5px 14px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 1rem;
}

.cta-scuole-left h4 { font-size: 1.4rem; font-weight: 800; color: var(--text-900); margin-bottom: 0.75rem; line-height: 1.3; letter-spacing: -0.01em; }
.cta-scuole-left p { font-size: 0.92rem; color: var(--text-600); line-height: 1.65; max-width: 460px; margin-bottom: 1.25rem; }
.cta-scuole-points { display: flex; flex-direction: column; gap: 6px; }
.cta-scuole-point { display: flex; align-items: center; gap: 8px; font-size: 0.85rem; color: var(--text-700); font-weight: 500; }
.cta-scuole-point svg { flex-shrink: 0; color: var(--primary); }
.cta-scuole-right { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; gap: 10px; flex-shrink: 0; }

.btn-cta-scuole {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  font-size: 0.95rem;
  font-weight: 800;
  padding: 14px 28px;
  border-radius: var(--radius-full);
  text-decoration: none;
  white-space: nowrap;
  transition: var(--transition);
  box-shadow: var(--shadow-primary);
}

.btn-cta-scuole:hover { transform: translateY(-3px); box-shadow: 0 0 40px rgba(255,107,53,0.5); }
.cta-scuole-note { font-size: 0.75rem; color: var(--text-500); text-align: center; font-weight: 500; }

/* ===== STRUMENTI ===== */
#strumenti {
  background: linear-gradient(135deg, #0a0820 0%, #0f1635 50%, #0d1526 100%);
  color: white;
  padding-top: 5rem;
  padding-bottom: 5rem;
  position: relative;
  overflow: hidden;
}

#strumenti::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23FF6B35' fill-opacity='0.03' fill-rule='evenodd'%3E%3Cpath d='M0 40L40 0H20L0 20M40 40V20L20 40'/%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

#strumenti .section-header h2 { -webkit-text-fill-color: transparent; position: relative; z-index: 1; }
#strumenti .section-subtitle { color: var(--text-600); position: relative; z-index: 1; }

.tools-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  position: relative;
  z-index: 1;
}

.tool-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,107,53,0.2);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  color: white;
  transition: var(--transition);
  padding: 2rem;
  position: relative;
  backdrop-filter: blur(8px);
}

.tool-card:hover {
  background: rgba(255,107,53,0.08);
  transform: translateY(-8px);
  box-shadow: var(--shadow-primary);
  border-color: rgba(255,107,53,0.4);
}

.tool-icon-badge {
  position: absolute;
  top: 1.2rem;
  right: 1.2rem;
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 800;
  opacity: 0.95;
  border: 1px solid rgba(255,255,255,0.25);
  backdrop-filter: blur(4px);
}

.lego-color { background: linear-gradient(135deg, #FFCB05 0%, #F4A000 100%); color: #7A1F00; }
.roberta-color { background: linear-gradient(135deg, #1E90FF 0%, #0066CC 100%); }
.arduino-color { background: linear-gradient(135deg, #00979D 0%, #007A7F 100%); }
.microbit-color { background: linear-gradient(135deg, #DAA520 0%, #B8860B 100%); color: #3D2800; }

.tool-image { width: 100%; height: 140px; object-fit: contain; margin-bottom: 1.5rem; filter: drop-shadow(0 4px 12px rgba(0,0,0,0.4)); }
.tool-title { color: white; font-size: 1.35rem; font-weight: 800; margin-bottom: 1rem; letter-spacing: -0.01em; }

.tool-details {
  background: rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 1.2rem;
  border: 1px solid rgba(255,255,255,0.08);
}

.tool-details p { font-size: 0.9rem; color: rgba(255,255,255,0.8); line-height: 1.55; margin: 0; }
.tool-details strong { color: white; }

/* ===== CORSI ===== */
.courses-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }

.course-card {
  background: rgba(255,107,53,0.04);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border: 1.5px solid rgba(255,107,53,0.15);
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.course-card.loading { grid-column: 1 / -1; background: var(--bg-50); border: 2px dashed var(--bg-200); }
.course-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-primary); border-color: rgba(255,107,53,0.4); }

.course-badge {
  position: absolute;
  top: 1.2rem;
  right: 1.2rem;
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-available { background: var(--success); color: white; box-shadow: 0 2px 8px rgba(16,185,129,0.4); }
.badge-closed { background: var(--bg-200); color: var(--text-500); }

.course-card h3 { font-size: 1.25rem; font-weight: 800; color: var(--text-900); margin-bottom: 1rem; line-height: 1.3; letter-spacing: -0.01em; }
.course-meta { display: flex; gap: 0.75rem; margin-bottom: 1rem; flex-wrap: wrap; }

.meta-item {
  font-size: 0.82rem;
  color: var(--text-600);
  background: rgba(255,255,255,0.05);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  font-weight: 500;
  border: 1px solid rgba(255,255,255,0.08);
}

.meta-price { background: rgba(255,107,53,0.12); color: var(--primary); font-weight: 800; border-color: rgba(255,107,53,0.2); }
.course-details { margin-bottom: 1.2rem; }
.detail-row { font-size: 0.9rem; color: var(--text-700); line-height: 1.5; }
.course-description { color: var(--text-600); font-size: 0.95rem; line-height: 1.6; margin-bottom: 1.5rem; flex-grow: 1; }

.btn-course {
  width: fit-content !important;
  margin: 0 auto !important;
  padding: 0.85rem 1.8rem !important;
  font-size: 0.95rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
  border-radius: var(--radius);
  text-decoration: none;
  text-align: center;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  display: block;
  box-shadow: var(--shadow-primary);
}

.btn-course:hover { transform: translateY(-3px); box-shadow: 0 0 40px rgba(255,107,53,0.5); }
.btn-disabled { background: var(--bg-200) !important; color: var(--text-500) !important; cursor: not-allowed !important; transform: none !important; box-shadow: none !important; }

/* ===== ALERT BOX ===== */
.alert-box {
  background: rgba(245,158,11,0.08);
  border: 1.5px solid rgba(245,158,11,0.3);
  border-left: 4px solid var(--warning);
  border-radius: var(--radius);
  padding: 1.2rem;
  margin-bottom: 2rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.bit-running { width: 48px; height: 48px; flex-shrink: 0; animation: runCycle 1.2s ease-in-out infinite; }
@keyframes runCycle { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-4px); } }
.alert-box strong { color: var(--text-900); display: block; margin-bottom: 0.3rem; font-weight: 800; }
.alert-box p { color: var(--text-600); font-size: 0.95rem; margin: 0; }

/* ===== PROMO ===== */
.promo-natale-container { margin-bottom: 2.5rem; }

.promo-natale-card {
  background: rgba(255,107,53,0.06);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  padding: 2rem;
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  border: 2px solid rgba(255,107,53,0.3);
  position: relative;
  overflow: hidden;
}

.promo-natale-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, var(--primary), var(--secondary), var(--primary)); }
.promo-badge { display: inline-block; background: rgba(245,158,11,0.15); color: var(--warning); font-weight: 800; padding: 0.3rem 1rem; border-radius: var(--radius-full); font-size: 0.8rem; margin-bottom: 0.6rem; border: 1px solid rgba(245,158,11,0.3); }
.promo-natale-card h3 { font-size: 1.5rem; color: var(--primary); margin: 0 0 0.5rem; line-height: 1.3; font-weight: 800; }
.promo-subtitle { font-weight: 700; color: var(--text-700); margin: 0 0 1rem; font-size: 1.05rem; }
.promo-meta { display: flex; flex-wrap: wrap; gap: 1rem; margin: 1rem 0; font-size: 0.95rem; color: var(--text-600); }
.promo-note { font-size: 0.85rem; color: var(--text-500); font-style: italic; margin: 0.8rem 0; }

.btn-promo {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
  font-weight: 800;
  padding: 0.8rem 1.8rem;
  border-radius: var(--radius-full);
  text-decoration: none;
  display: inline-block;
  transition: var(--transition);
  font-size: 1rem;
  box-shadow: var(--shadow-primary);
  border: none;
  cursor: pointer;
}

.btn-promo:hover { transform: translateY(-3px); box-shadow: 0 0 40px rgba(255,107,53,0.5); }

/* ===== CONTATTI FORM + FAQ ===== */
.section-contatti { background: rgba(255,107,53,0.02); padding-top: 4rem; padding-bottom: 4rem; }
.section-contatti .section-header { margin-bottom: 2.5rem; }
.section-contatti .section-header h2 { font-size: 1.9rem; }
.form-faq-container { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; max-width: 1000px; margin: 0 auto; }

.form-panel, .faq-panel {
  background: rgba(255,107,53,0.04);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-md);
  border: 1.5px solid rgba(255,107,53,0.15);
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: var(--transition);
}

.form-panel:hover, .faq-panel:hover { box-shadow: var(--shadow-primary); border-color: rgba(255,107,53,0.3); }
.panel-title { font-size: 1.2rem; font-weight: 800; color: var(--text-900); margin-bottom: 1.5rem; padding-bottom: 0.8rem; border-bottom: 2px solid rgba(255,107,53,0.15); letter-spacing: -0.01em; }
.compact-form { display: flex; flex-direction: column; gap: 1rem; flex-grow: 1; }
.form-row { display: flex; gap: 1rem; flex-wrap: wrap; }
.form-group { flex: 1; min-width: 180px; display: flex; flex-direction: column; gap: 0.5rem; }
.form-group label { font-size: 0.85rem; font-weight: 700; color: var(--text-700); display: block; }

.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  border: 1.5px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.04);
  color: var(--text-800);
  transition: var(--transition-fast);
  font-family: inherit;
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 4px rgba(255,107,53,0.12); background: rgba(255,107,53,0.05); }
.form-group input:hover, .form-group select:hover, .form-group textarea:hover { border-color: rgba(255,255,255,0.15); }
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--text-500); font-size: 0.9rem; }
.form-group select { appearance: none; background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%2394A3B8' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e"); background-position: right 0.6rem center; background-repeat: no-repeat; background-size: 1.5em 1.5em; padding-right: 2.5rem; }
.form-group textarea { resize: none; min-height: 80px; }
.form-group.full-width { flex: 1 1 100%; min-width: 100%; }

.btn-submit {
  margin-top: auto;
  padding: 0.85rem 1.8rem;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
  border: none;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  align-self: flex-start;
  box-shadow: var(--shadow-primary);
}

.btn-submit:hover { transform: translateY(-3px); box-shadow: 0 0 40px rgba(255,107,53,0.5); }

.form-message { margin-top: 1rem; padding: 0.9rem 1.2rem; border-radius: var(--radius-sm); font-weight: 700; text-align: center; opacity: 0; transform: translateY(10px); transition: opacity 0.3s ease, transform 0.3s ease; pointer-events: none; min-height: 2.2rem; display: flex; align-items: center; justify-content: center; }
.form-message.success { background: var(--success-light); color: #065F46; border: 1.5px solid rgba(16,185,129,0.3); opacity: 1; transform: translateY(0); pointer-events: auto; animation: pulseSuccess 0.4s ease; }
.form-message.error { background: rgba(239,68,68,0.1); color: #FCA5A5; border: 1.5px solid rgba(239,68,68,0.3); opacity: 1; transform: translateY(0); pointer-events: auto; }
@keyframes pulseSuccess { 0% { transform: scale(1); } 50% { transform: scale(1.02); } 100% { transform: scale(1); } }

.faq-list { display: flex; flex-direction: column; gap: 0.8rem; flex-grow: 1; }

details {
  background: rgba(255,255,255,0.03);
  border-radius: var(--radius-sm);
  padding: 1rem 1.2rem;
  font-size: 0.92rem;
  border: 1.5px solid rgba(255,107,53,0.12);
  transition: var(--transition-fast);
}

details:hover { border-color: rgba(255,107,53,0.3); background: rgba(255,107,53,0.05); }
summary { font-weight: 700; color: var(--text-900); cursor: pointer; list-style: none; position: relative; padding-right: 2rem; font-size: 0.95rem; }
summary::-webkit-details-marker { display: none; }
summary::after { content: '+'; position: absolute; right: 0; top: 50%; transform: translateY(-50%); font-size: 1.2rem; color: var(--primary); font-weight: 400; transition: var(--transition-fast); width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; background: rgba(255,107,53,0.1); border-radius: 50%; }
details[open] summary::after { content: '−'; background: var(--primary); color: white; }
details p { margin-top: 0.8rem; line-height: 1.6; color: var(--text-600); font-size: 0.92rem; padding-left: 0.5rem; }

/* ===== CONTATTI INFO ===== */
.bit-contact-slim {
  padding: 24px 0;
  background: rgba(255,107,53,0.04);
  border-top: 1px solid rgba(255,107,53,0.1);
  border-bottom: 1px solid rgba(255,107,53,0.1);
}

.bit-bar-wrapper { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.bit-bar-column { display: flex; align-items: center; gap: 14px; text-decoration: none; color: inherit; flex: 1; padding: 8px 12px; border-radius: var(--radius); transition: var(--transition-fast); }
.bit-bar-column:hover { background: rgba(255,107,53,0.08); }
.bit-icon { width: 42px; height: 42px; border-radius: var(--radius); display: flex; align-items: center; justify-content: center; font-size: 1.1rem; flex-shrink: 0; transition: var(--transition-fast); }
.orange-tint { background: rgba(255,107,53,0.15); color: var(--primary); }
.blue-tint { background: rgba(59,130,246,0.15); color: var(--accent); }
.green-tint { background: rgba(16,185,129,0.15); color: var(--success); }
.purple-tint { background: rgba(139,92,246,0.15); color: var(--secondary); }
.bit-text { display: flex; flex-direction: column; }
.bit-label { font-size: 0.68rem; text-transform: uppercase; color: var(--text-500); letter-spacing: 0.9px; margin-bottom: 2px; font-weight: 700; }
.bit-value { font-size: 0.88rem; font-weight: 700; color: var(--text-800); white-space: nowrap; letter-spacing: -0.01em; }
a.bit-bar-column:hover .bit-value { color: var(--primary); }

/* ===== FOOTER ===== */
.footer {
  background: rgba(0,0,0,0.8);
  color: var(--text-500);
  text-align: center;
  padding: 1.5rem 1rem;
  font-size: 0.88rem;
  border-top: 1px solid rgba(255,107,53,0.1);
}

.footer a { color: var(--primary); text-decoration: none; font-weight: 600; transition: var(--transition-fast); }
.footer a:hover { color: var(--primary-dark); text-decoration: underline; }

/* ===== ANIMAZIONI SPECIALI ===== */
.fab-whatsapp.unify { position: fixed; z-index: 10000; pointer-events: none; box-shadow: none; animation: unify 0.4s ease-out forwards; }
@keyframes unify { to { width: 36px; height: 36px; transform: scale(1); opacity: 0; } }
#whatsapp-static.unify-target { animation: glow 1.5s infinite alternate; }
@keyframes glow { from { box-shadow: 0 0 0 0 rgba(37,211,102,0.4); } to { box-shadow: 0 0 0 8px rgba(37,211,102,0); } }

/* ===== UTILITY ===== */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

/* ===== ACCESSIBILITÀ ===== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}

button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 2px solid var(--primary); outline-offset: 3px; }
section[id] { scroll-margin-top: 80px; }

/* ===== STATI CORSO APERTO / CHIUSO ===== */
.corso-aperto .course-badge { background-color: var(--success) !important; color: white !important; }
.corso-aperto .btn-course { background: linear-gradient(135deg, var(--primary), var(--primary-dark)) !important; color: white !important; cursor: pointer; opacity: 1; }
.corso-chiuso .course-badge { background-color: var(--bg-200) !important; color: var(--text-500) !important; }
.corso-chiuso .btn-course { background: var(--bg-200) !important; color: var(--text-500) !important; cursor: not-allowed !important; border: none !important; }
.corso-chiuso .btn-course:hover { background: var(--bg-300) !important; transform: none !important; }

/* ===== POPUP SUMMER CAMP ===== */
#sc-popup-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.7); backdrop-filter: blur(4px); z-index: 99999; display: none; align-items: center; justify-content: center; padding: 1rem; opacity: 0; transition: opacity 0.3s ease; }
#sc-popup-overlay.sc-open { display: flex; opacity: 1; }

.sc-popup {
  background: var(--bg-50);
  border: 1px solid rgba(255,107,53,0.2);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 420px;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0,0,0,0.6);
  transform: translateY(20px) scale(0.96);
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

#sc-popup-overlay.sc-open .sc-popup { transform: translateY(0) scale(1); }

.sc-popup-header {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  padding: 1.5rem 1.6rem 1.2rem;
  position: relative;
  text-align: center;
  color: white;
}

.sc-popup-badge { display: inline-block; background: var(--warning); color: var(--bg-50); font-size: 11px; font-weight: 800; padding: 4px 12px; border-radius: var(--radius-full); margin-bottom: 10px; }
.sc-popup-title { font-size: 1.4rem; font-weight: 800; line-height: 1.25; letter-spacing: -0.01em; }
.sc-popup-subtitle { font-size: 0.9rem; opacity: 0.9; margin-top: 6px; font-weight: 500; }

#sc-popup-close { position: absolute; top: 12px; right: 14px; background: rgba(255,255,255,0.2); border: none; border-radius: 50%; width: 32px; height: 32px; color: white; font-size: 14px; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: var(--transition-fast); }
#sc-popup-close:hover { background: rgba(255,255,255,0.35); transform: rotate(90deg); }

.sc-popup-body { padding: 1.4rem 1.6rem 1.6rem; }
.sc-popup-chips { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; }
.sc-chip { font-size: 12px; color: var(--text-600); background: rgba(255,255,255,0.05); border: 1.5px solid rgba(255,255,255,0.08); border-radius: var(--radius-full); padding: 5px 12px; font-weight: 600; }
.sc-popup-desc { font-size: 0.92rem; color: var(--text-600); line-height: 1.6; margin-bottom: 1.2rem; }

.sc-popup-cta { display: block; width: 100%; padding: 0.9rem; background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%); color: white; border: none; border-radius: var(--radius); font-size: 0.95rem; font-weight: 800; text-align: center; text-decoration: none; box-sizing: border-box; transition: var(--transition); box-shadow: var(--shadow-primary); }
.sc-popup-cta:hover { transform: translateY(-2px); box-shadow: 0 0 40px rgba(255,107,53,0.5); }
.sc-popup-skip { display: block; width: 100%; text-align: center; font-size: 0.85rem; color: var(--text-500); margin-top: 12px; cursor: pointer; text-decoration: underline; background: none; border: none; padding: 0; font-weight: 600; transition: var(--transition-fast); }
.sc-popup-skip:hover { color: var(--primary); }

/* ===== MODAL ISCRIZIONI ===== */
.enrollment-modal { display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0; z-index: 9999; overflow-y: auto; padding: 1rem; background: rgba(0,0,0,0.7); backdrop-filter: blur(4px); }
.enrollment-modal.active { display: flex; align-items: center; justify-content: center; }
.enrollment-modal-overlay { position: absolute; top: 0; left: 0; right: 0; bottom: 0; z-index: -1; }

.enrollment-modal-content {
  background: var(--bg-50);
  border: 1px solid rgba(255,107,53,0.2);
  border-radius: var(--radius-xl);
  box-shadow: 0 24px 60px rgba(0,0,0,0.6);
  max-width: 620px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 2rem;
  position: relative;
  animation: slideInUp 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
  scroll-behavior: smooth;
}

@keyframes slideInUp { from { opacity: 0; transform: translateY(30px) scale(0.97); } to { opacity: 1; transform: translateY(0) scale(1); } }

.enrollment-modal-close { position: absolute; top: 1rem; right: 1rem; background: rgba(255,255,255,0.06); border: none; width: 40px; height: 40px; border-radius: 50%; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: var(--transition-fast); z-index: 10; color: var(--text-700); }
.enrollment-modal-close:hover { background: rgba(255,107,53,0.15); transform: rotate(90deg); color: var(--primary); }
.enrollment-modal-header { text-align: center; margin-bottom: 1.5rem; }
.enrollment-modal-header h2 { font-size: 1.8rem; color: var(--text-900); margin-bottom: 0.4rem; font-weight: 800; letter-spacing: -0.01em; }
.enrollment-modal-header p { color: var(--text-600); font-size: 0.95rem; }

.enrollment-message { padding: 1rem 1.2rem; border-left: 4px solid; border-radius: var(--radius-sm); margin-bottom: 1rem; display: none; font-size: 0.95rem; }
.enrollment-message.show { display: block; }
.enrollment-message.success-message { background: rgba(16,185,129,0.1); border-color: var(--success); }
.enrollment-message.success-message strong { color: #6EE7B7; }
.enrollment-message.success-message p { color: #34D399; margin-top: 0.4rem; }
.enrollment-message.error-message { background: rgba(239,68,68,0.1); border-color: #EF4444; }
.enrollment-message.error-message strong { color: #FCA5A5; }
.enrollment-message.error-message p { color: #F87171; margin-top: 0.4rem; }
.enrollment-message.waitlist-message { background: rgba(245,158,11,0.1); border-color: var(--warning); }
.enrollment-message.waitlist-message strong { color: #FCD34D; }
.enrollment-message.waitlist-message p { color: #FBBF24; margin-top: 0.4rem; }

.enrollment-form { display: flex; flex-direction: column; gap: 0; }
.enrollment-form-section { border-bottom: 1.5px solid rgba(255,255,255,0.06); padding-bottom: 1.5rem; margin-bottom: 1.5rem; }
.enrollment-form-section:last-of-type { border-bottom: none; }
.enrollment-form-section-title { font-size: 1rem; font-weight: 800; color: var(--text-900); margin-bottom: 1.2rem; display: flex; align-items: center; gap: 8px; }
.enrollment-form-group { margin-bottom: 1rem; }
.enrollment-form-group label { display: block; margin-bottom: 0.5rem; font-weight: 700; color: var(--text-800); font-size: 0.88rem; }

.enrollment-form-group input,
.enrollment-form-group select,
.enrollment-form-group textarea {
  width: 100%;
  padding: 0.8rem;
  border: 1.5px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-family: inherit;
  transition: var(--transition-fast);
  color: var(--text-800);
  background: rgba(255,255,255,0.04);
}

.enrollment-form-group input:focus,
.enrollment-form-group select:focus,
.enrollment-form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(255,107,53,0.12);
  background: rgba(255,107,53,0.05);
}

.enrollment-form-group textarea { resize: vertical; min-height: 80px; }
.enrollment-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.enrollment-courses-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; margin-bottom: 1rem; }
.enrollment-course-option { position: relative; }
.enrollment-course-option input[type="radio"] { display: none; }

.enrollment-course-label {
  display: block;
  padding: 1rem;
  border: 2px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition-fast);
  background: rgba(255,255,255,0.03);
}

.enrollment-course-option input[type="radio"]:checked + .enrollment-course-label {
  border-color: var(--primary);
  background: rgba(255,107,53,0.1);
  box-shadow: 0 0 0 3px rgba(255,107,53,0.1);
}

.enrollment-course-label strong { display: block; color: var(--text-900); margin-bottom: 0.3rem; font-size: 0.9rem; font-weight: 700; }
.enrollment-course-label small { color: var(--text-600); font-size: 0.8rem; }
.enrollment-course-availability { margin-top: 0.5rem; font-size: 0.75rem; font-weight: 800; }
.enrollment-course-availability.available { color: var(--success); }
.enrollment-course-availability.full { color: #F87171; }
.enrollment-course-availability.limited { color: var(--warning); }

.enrollment-form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  margin: 1rem 0;
  padding: 1rem;
  background: rgba(255,255,255,0.03);
  border-radius: var(--radius-sm);
  border: 1.5px solid rgba(255,255,255,0.06);
}

.enrollment-form-checkbox input[type="checkbox"] { width: 18px; height: 18px; margin-top: 0.25rem; cursor: pointer; accent-color: var(--primary); }
.enrollment-form-checkbox label { margin: 0; font-weight: 600; color: var(--text-600); font-size: 0.85rem; cursor: pointer; line-height: 1.5; }
.enrollment-form-checkbox a { color: var(--primary); text-decoration: none; font-weight: 800; }
.enrollment-form-checkbox a:hover { text-decoration: underline; }

.enrollment-submit-btn {
  width: 100%;
  padding: 1rem;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
  border: none;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 800;
  cursor: pointer;
  transition: var(--transition);
  margin-top: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  box-shadow: var(--shadow-primary);
  letter-spacing: 0.01em;
}

.enrollment-submit-btn:hover:not(:disabled) { transform: translateY(-2px); box-shadow: 0 0 40px rgba(255,107,53,0.5); }
.enrollment-submit-btn:disabled { opacity: 0.6; cursor: not-allowed; }

.enrollment-info-box {
  background: rgba(255,107,53,0.08);
  border: 1.5px solid rgba(255,107,53,0.2);
  padding: 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--primary);
  margin-top: 1rem;
  text-align: center;
  font-weight: 600;
}

.enrollment-info-box a { color: var(--primary); font-weight: 800; text-decoration: none; }
.enrollment-info-box a:hover { text-decoration: underline; }

/* ===== SUCCESS MESSAGE ===== */
.enrollment-message { display: none; border-radius: 12px; padding: 1rem 1.25rem; margin-bottom: 1.25rem; }
.enrollment-message.show { display: block; }

#enrollmentSuccessMessage {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 999999;
  background: rgba(0,0,0,0.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

#enrollmentSuccessMessage.show { display: flex !important; }
#enrollmentSuccessMessage::before { content: none; }

.enrollment-success-card {
  background: #fff;
  border-radius: 24px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.4), 0 0 0 4px #2ecc71;
  padding: 2.5rem 2rem 2rem;
  text-align: center;
  max-width: 440px;
  width: 100%;
  animation: successPop 0.45s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

@keyframes successPop { from { opacity: 0; transform: scale(0.7) translateY(30px); } to { opacity: 1; transform: scale(1) translateY(0); } }

.enrollment-success-icon { font-size: 4rem; line-height: 1; margin-bottom: 0.75rem; display: block; animation: iconBounce 0.6s 0.3s cubic-bezier(0.34, 1.56, 0.64, 1) both; }
@keyframes iconBounce { from { transform: scale(0); } to { transform: scale(1); } }
.enrollment-success-card strong { display: block; font-size: 1.5rem; font-weight: 800; color: #1a1a1a; margin-bottom: 0.75rem; }
#enrollmentSuccessText { color: #555; font-size: 0.95rem; line-height: 1.6; margin: 0 0 1.5rem; }

.enrollment-success-close {
  display: inline-block;
  background: linear-gradient(135deg, #2ecc71, #27ae60);
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.7rem 2.25rem;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(46,204,113,0.4);
  transition: var(--transition);
}

.enrollment-success-close:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(46,204,113,0.5); }

/* @keyframes spin */
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== DESKTOP LAYOUT ===== */
@media (min-width: 769px) {
  .hero {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    padding: 0;
    min-height: 75vh;
    align-items: center;
  }
  .hero-right-stepper { display: flex; }
  .hero-left-image { display: block; }
}

/* ===== MOBILE 768px ===== */
@media (max-width: 768px) {
  .menu-toggle { display: flex; }
  .header { height: 68px; padding: 0.5rem 0; }
  .header .container { flex-direction: row; justify-content: space-between; align-items: center; }
  .header-right, .nav { display: none; }
  .logo-img { height: 85px; margin-bottom: -36px; }
  .logo-text { font-size: 1.3rem; }

  /* Hero */
  .hero {
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    text-align: center;
    padding: 3rem 1.2rem 2.5rem;
    min-height: auto;
  }
  .hero::before, .hero::after { width: 250px; height: 250px; }
  .hero h1, .hero h2 { font-size: 2rem; line-height: 1.2; margin-bottom: 1rem; }
  .hero p { font-size: 1rem; line-height: 1.6; margin: 0 auto 1.5rem; max-width: 95%; }
  .hero-left-image { display: none; }
  .hero-features { display: none; }
  .hero-right-stepper { display: none; }

  .section { padding: 3rem 1rem; }
  .section-header h2 { font-size: 1.8rem; margin-bottom: 0.75rem; }
  .section-subtitle { font-size: 0.95rem; line-height: 1.5; max-width: 95%; }

  .progetto-grid { grid-template-columns: 1fr; gap: 2rem; }
  .progetto-img { height: auto; border-radius: var(--radius-lg); }
  .progetto-title { font-size: 1.6rem; }

  /* Scuole */
  .collab-header h3 { font-size: 1.3rem; }
  .scuole-grid { gap: 0.8rem; }
  .scuola-card { padding: 1rem 1.2rem; min-width: 110px; }
  .scuola-card img { width: 48px; height: 48px; }

  .cta-scuole { grid-template-columns: 1fr; gap: 1.5rem; padding: 1.8rem; border-radius: var(--radius-lg); }
  .cta-scuole-right { align-items: stretch; }
  .btn-cta-scuole { width: 100%; justify-content: center; }

  .tools-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .tool-card { padding: 1.5rem; text-align: center; border-radius: var(--radius-lg); }
  .tool-image { height: 120px; margin: 0 auto 1rem; }

  .courses-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .course-card { padding: 1.5rem; border-radius: var(--radius-lg); }
  .course-meta { gap: 0.6rem; flex-wrap: wrap; }
  .btn-course { width: 100% !important; padding: 0.9rem !important; font-size: 0.95rem; }

  .form-faq-container { grid-template-columns: 1fr; gap: 1.5rem; }
  .panel-title { font-size: 1.1rem; }
  .form-row { flex-direction: column; gap: 0.8rem; }

  .promo-natale-card { flex-direction: column; text-align: center; padding: 1.5rem; border-radius: var(--radius-lg); }

  .fab-container { bottom: 16px; right: 16px; }
  .fab { width: 54px; height: 54px; }
  .footer { font-size: 0.82rem; padding: 1.2rem 0.8rem; }

  .bit-bar-wrapper { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
  .bit-bar-column { padding: 6px; }
}

/* ===== MOBILE 550px ===== */
@media (max-width: 550px) {
  .hero h1, .hero h2 { font-size: 1.7rem; }
  .hero p { font-size: 0.95rem; }
  .hero { padding: 2rem 1rem 2rem; }
  .hero::before, .hero::after { display: none; }

  .section-header h2 { font-size: 1.5rem; }
  .progetto-title { font-size: 1.4rem; }

  /* Scuole su mobile piccolo */
  .scuole-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.75rem; justify-items: center; }
  .scuola-card { min-width: unset; width: 100%; padding: 0.9rem; }
  .scuola-card img { width: 40px; height: 40px; }
  .scuola-card span { font-size: 0.8rem; }

  .bit-bar-wrapper { grid-template-columns: 1fr; gap: 12px; }
  .bit-contact-slim { padding: 20px 16px; }
  .bit-icon { width: 36px; height: 36px; }
  .bit-value { font-size: 0.82rem; }

  .enrollment-modal { padding: 0; }
  .enrollment-modal-content { border-radius: var(--radius-xl) var(--radius-xl) 0 0; max-height: 95vh; padding: 1.5rem 1.2rem; margin-top: auto; }
  .enrollment-modal-header h2 { font-size: 1.5rem; }
  .enrollment-form-section-title { font-size: 0.95rem; }
  .enrollment-form-group label { font-size: 0.85rem; }
  .enrollment-submit-btn { font-size: 0.95rem; padding: 0.9rem; }
  .enrollment-form-row { grid-template-columns: 1fr; }
  .enrollment-courses-grid { grid-template-columns: 1fr; }
}
.robogrest-weeks-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.5rem; }
.week-option { display: flex; align-items: center; cursor: pointer; }
.week-option input[type=checkbox] { display: none; }
.week-option span { display: flex; flex-direction: column; width: 100%; padding: 0.6rem 0.8rem; border: 1.5px solid #e5e7eb; border-radius: 8px; font-size: 0.84rem; font-weight: 600; color: #374151; transition: all 0.15s; line-height: 1.3; }
.week-option span small { font-size: 0.72rem; font-weight: 400; color: #9ca3af; margin-top: 2px; }
.week-option input:checked + span { border-color: #FF6B35; background: #fff5f0; color: #FF6B35; }
.week-option input:checked + span small { color: #FF6B35; }
.week-option:hover span { border-color: #FF6B35; }