/* ===========================
   AZURE ON BEER — THEME CSS
   Dark / Neon / Tech Aesthetic
   =========================== */

:root {
  --nav-h-large: 128px;
  --subnav-bg: var(--bg2);
  --nav-h-small: 64px;
  --logo-size: 96px;
  --logo-scale: 0.375;
  /* navbar — tematizzabili dai template */
  --nav-bg:          rgba(6, 10, 18, 0.92);
  --nav-bg-scrolled: rgba(6, 10, 18, 0.97);
  --nav-border:      var(--border);
  --nav-logo-glow:   rgba(0, 212, 255, 0.5);
  --nav-logo-ring:   var(--neon);
  --nav-logo-ring-glow: rgba(0, 212, 255, 0.35);
  --nav-logo-ring-hover: rgba(0, 212, 255, 0.6);
  --nav-cta-hover-shadow: rgba(0, 212, 255, 0.4);
  --nav-link-active-bg:   rgba(0, 212, 255, 0.08);
  --nav-link-active-border: var(--neon);
  --nav-link-hover-bg:    rgba(0, 212, 255, 0.06);
  --nav-link-hover-border: rgba(0, 212, 255, 0.25);
  --accent: #0078D4;
  --neon: #00D4FF;
  --neon2: #50E6FF;
  --bg: #060a12;
  --bg2: #0b1220;
  --bg3: #0f1a2e;
  --surface: #111c30;
  --surface2: #162338;
  --border: rgba(0, 212, 255, 0.12);
  --border-hover: rgba(0, 212, 255, 0.35);
  --text: #e8f4fd;
  --text-muted: #7a9ab8;
  --text-dim: #4a6a88;
  --font-display: 'Syne', sans-serif;
  --font-mono: 'Space Mono', monospace;
  --radius: 12px;
  --shadow-neon: 0 0 20px rgba(0, 212, 255, 0.15), 0 0 60px rgba(0, 120, 212, 0.08);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-display);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ——— SCROLLBAR ——— */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg2); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 3px; }

/* ——— UTILS ——— */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.hidden { display: none !important; }
.error { color: #ff4d6d; font-size: 0.85rem; }

/* ——— BUTTONS ——— */
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--accent);
  color: #fff;
  padding: 12px 28px;
  border-radius: 8px;
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  transition: var(--transition);
  border: 1px solid transparent;
  cursor: pointer;
}
.btn-primary:hover {
  background: var(--neon);
  color: var(--bg);
  box-shadow: 0 0 24px rgba(0, 212, 255, 0.4);
  transform: translateY(-2px);
}

.btn-outline {
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent;
  color: var(--neon);
  padding: 12px 28px;
  border-radius: 8px;
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  border: 1px solid var(--neon);
  transition: var(--transition);
  cursor: pointer;
}
.btn-outline:hover {
  background: rgba(0, 212, 255, 0.1);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
  transform: translateY(-2px);
}

/* ——— SECTION LABELS ——— */
.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--neon);
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  margin-bottom: 48px;
  color: var(--text);
}

section { padding: 100px 0; }
section:nth-child(odd) { background: var(--bg); }
section:nth-child(even) { background: var(--bg2); }

/* ——— NAVBAR ——— */
#navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: var(--nav-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--nav-border);
  transition: background 0.4s ease, box-shadow 0.4s ease;
}
.nav-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 32px;
  display: flex; align-items: center;
  height: var(--nav-h-large);
  transition: height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
/* logo occupa lo spazio a sinistra, azioni si spostano a destra */
.nav-inner .nav-logo  { flex-shrink: 0; margin-right: auto; }
.nav-inner .nav-actions { flex-shrink: 0; display: flex; align-items: center; gap: 8px; }
.nav-logo {
  font-weight: 800; color: var(--neon);
  letter-spacing: -0.02em; white-space: nowrap;
  text-shadow: 0 0 20px var(--nav-logo-glow);
  display: flex; align-items: center; gap: 12px;
  transform-origin: left center;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.nav-logo-img {
  width: var(--logo-size); height: var(--logo-size);
  border-radius: 50%; object-fit: cover;
  border: 2px solid var(--nav-logo-ring);
  box-shadow: 0 0 10px var(--nav-logo-ring-glow);
  flex-shrink: 0;
  transition: box-shadow 0.4s ease;
}
.nav-logo-img:hover {
  box-shadow: 0 0 18px var(--nav-logo-ring-hover);
}
.nav-logo-text { font-size: 1.6rem; }
/* #nav-links spostato in subnav */
.nav-cta-btn {
  background: var(--accent); color: #fff;
  padding: 8px 20px; border-radius: 7px;
  text-decoration: none; font-size: 0.8rem;
  font-family: var(--font-mono); font-weight: 700;
  white-space: nowrap; transition: var(--transition);
}
.nav-cta-btn:hover { background: var(--neon); color: var(--bg); box-shadow: 0 0 16px var(--nav-cta-hover-shadow); }

/* ——— HERO ——— */
#hero {
  min-height: 100vh;
  display: flex; align-items: center;
  position: relative; overflow: hidden;
  padding: 168px 24px 60px;
}

.hero-grid-bg {
  position: absolute; inset: 0; z-index: 0;
  background-image:
    linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  /* visibile solo nella metà bassa dell'hero, mai sopra il titolo */
  mask-image: linear-gradient(
    to bottom,
    transparent 0%,
    transparent 55%,
    black 75%,
    transparent 100%
  );
}

.hero-content {
  position: relative; z-index: 2;
  max-width: 760px; margin: 0 auto; text-align: center;
  animation: fadeUp 0.9s ease both;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--neon);
  border: 1px solid var(--neon);
  padding: 6px 16px; border-radius: 100px;
  margin-bottom: 24px;
  box-shadow: 0 0 12px rgba(0, 212, 255, 0.2);
}

#hero-title {
  font-size: clamp(3rem, 8vw, 6.5rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 16px;
}
#hero-title span {
  color: var(--neon);
  text-shadow: 0 0 30px rgba(0, 212, 255, 0.6);
}

.hero-tagline {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-muted);
  margin-bottom: 32px;
  font-family: var(--font-mono);
}

.hero-meta {
  display: flex; justify-content: center; gap: 32px;
  font-family: var(--font-mono); font-size: 0.9rem;
  color: var(--text-muted); margin-bottom: 36px;
}
.hero-meta-item { display: flex; align-items: center; gap: 6px; }

.hero-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; margin-bottom: 56px; }

.hero-stats {
  display: flex; justify-content: center; gap: 48px;
  border-top: 1px solid var(--border); padding-top: 40px;
}
.stat { text-align: center; }
.stat span {
  display: block; font-size: 2.5rem; font-weight: 800;
  color: var(--neon); line-height: 1;
  text-shadow: 0 0 20px rgba(0, 212, 255, 0.4);
}
.stat small { font-family: var(--font-mono); font-size: 0.75rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.1em; }

.hero-deco {
  position: absolute; right: -200px; top: 50%;
  transform: translateY(-50%); z-index: 1;
}
.deco-ring {
  position: absolute; border-radius: 50%;
  border: 1px solid rgba(0, 212, 255, 0.12);
  top: 50%; left: 50%; transform: translate(-50%, -50%);
  animation: pulse 6s ease-in-out infinite;
}
.r1 { width: 400px; height: 400px; animation-delay: 0s; }
.r2 { width: 600px; height: 600px; animation-delay: 1.5s; opacity: 0.6; }
.r3 { width: 800px; height: 800px; animation-delay: 3s; opacity: 0.3; }

/* ——— ABOUT ——— */
#about { padding: 64px 0; }
.about-text {
  font-size: 1.15rem; color: var(--text-muted);
  max-width: 800px; line-height: 1.8;
}

/* ——— SESSIONS ——— */
.track-filters {
  display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 32px;
}
.track-btn {
  font-family: var(--font-mono); font-size: 0.78rem;
  padding: 6px 16px; border-radius: 100px;
  border: 1px solid var(--border);
  background: var(--surface); color: var(--text-muted);
  cursor: pointer; transition: var(--transition);
  letter-spacing: 0.05em;
}
.track-btn:hover, .track-btn.active {
  border-color: var(--neon); color: var(--neon);
  background: rgba(0, 212, 255, 0.08);
}

.sessions-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 20px; }

.session-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: var(--transition);
  cursor: pointer;
  position: relative; overflow: hidden;
}
.session-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--neon));
  transform: scaleX(0); transform-origin: left;
  transition: var(--transition);
}
.session-card:hover { border-color: var(--border-hover); transform: translateY(-4px); box-shadow: var(--shadow-neon); }
.session-card:hover::before { transform: scaleX(1); }

.session-track {
  font-family: var(--font-mono); font-size: 0.7rem;
  text-transform: uppercase; letter-spacing: 0.15em;
  color: var(--neon); margin-bottom: 10px;
}
.session-title { font-size: 1rem; font-weight: 700; color: var(--text); margin-bottom: 12px; line-height: 1.4; }
.session-speakers { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.session-speaker-chip {
  display: flex; align-items: center; gap: 6px;
  font-size: 0.78rem; color: var(--text-muted);
  font-family: var(--font-mono);
}
.session-speaker-chip img {
  width: 22px; height: 22px; border-radius: 50%;
  object-fit: cover; border: 1px solid var(--border);
}
.session-level {
  display: inline-block; font-family: var(--font-mono); font-size: 0.7rem;
  padding: 3px 10px; border-radius: 100px;
  background: rgba(0, 120, 212, 0.15); color: var(--accent);
  border: 1px solid rgba(0, 120, 212, 0.3); margin-top: 12px;
}

/* ——— SPEAKERS ——— */
.speakers-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 20px; }

.speaker-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  transition: var(--transition);
  cursor: pointer;
}
.speaker-card:hover { border-color: var(--border-hover); transform: translateY(-6px); box-shadow: var(--shadow-neon); }

.speaker-avatar {
  width: 80px; height: 80px; border-radius: 50%;
  object-fit: cover; margin: 0 auto 16px;
  border: 2px solid var(--accent);
  box-shadow: 0 0 16px rgba(0, 120, 212, 0.3);
}
.speaker-name { font-size: 1rem; font-weight: 700; color: var(--text); margin-bottom: 4px; }
.speaker-tagline { font-size: 0.8rem; color: var(--text-muted); font-family: var(--font-mono); }
.speaker-sessions-count {
  display: inline-block; margin-top: 12px;
  font-family: var(--font-mono); font-size: 0.72rem;
  color: var(--neon); border: 1px solid var(--border);
  padding: 3px 10px; border-radius: 100px;
}

/* ——— AGENDA ——— */
.agenda-day-tabs { display: flex; gap: 8px; margin-bottom: 32px; flex-wrap: wrap; }
.day-tab-btn {
  font-family: var(--font-mono); font-size: 0.8rem;
  padding: 8px 20px; border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface); color: var(--text-muted);
  cursor: pointer; transition: var(--transition);
}
.day-tab-btn.active {
  border-color: var(--accent); color: var(--neon);
  background: rgba(0, 120, 212, 0.12);
}

.agenda-room-grid { display: grid; gap: 0; }
.agenda-time-slot {
  display: grid; gap: 0;
  border-bottom: 1px solid var(--border);
}
.agenda-time-slot:last-child { border-bottom: none; }

.agenda-time {
  font-family: var(--font-mono); font-size: 0.78rem;
  color: var(--neon); padding: 16px 0 4px;
  letter-spacing: 0.05em;
}

.agenda-sessions-row { display: flex; gap: 12px; flex-wrap: wrap; padding-bottom: 16px; }

.agenda-session {
  flex: 1; min-width: 240px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 8px; padding: 14px 16px;
  transition: var(--transition); cursor: pointer;
}
.agenda-session:hover { border-color: var(--border-hover); }
.agenda-session-room {
  font-family: var(--font-mono); font-size: 0.68rem;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--text-dim); margin-bottom: 6px;
}
.agenda-session-title { font-size: 0.9rem; font-weight: 600; color: var(--text); line-height: 1.3; }
.agenda-session-speaker { font-size: 0.78rem; color: var(--text-muted); margin-top: 8px; font-family: var(--font-mono); }

/* ——— LOCATION ——— */
.location-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start;
}
.location-info h3 { font-size: 1.6rem; font-weight: 800; margin-bottom: 8px; }
.loc-address { font-family: var(--font-mono); color: var(--neon); font-size: 0.9rem; margin-bottom: 16px; }
.loc-description { color: var(--text-muted); line-height: 1.7; margin-bottom: 24px; }

/* ——— ORGANIZERS ——— */
.organizers-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; }

.organizer-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px;
  display: flex; gap: 16px; align-items: flex-start;
  transition: var(--transition);
}
.organizer-card:hover { border-color: var(--border-hover); }

.organizer-avatar {
  width: 60px; height: 60px; border-radius: 50%;
  object-fit: cover; border: 2px solid var(--accent);
  flex-shrink: 0;
}
.organizer-initial {
  width: 60px; height: 60px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--neon));
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; font-weight: 800; color: var(--bg);
  flex-shrink: 0;
}
.organizer-info { flex: 1; }
.organizer-name { font-size: 1rem; font-weight: 700; margin-bottom: 2px; }
.organizer-role { font-family: var(--font-mono); font-size: 0.75rem; color: var(--neon); margin-bottom: 8px; }
.organizer-bio { font-size: 0.85rem; color: var(--text-muted); line-height: 1.5; margin-bottom: 10px; }
.organizer-links { display: flex; gap: 8px; }
.organizer-links a {
  font-family: var(--font-mono); font-size: 0.72rem;
  color: var(--text-dim); text-decoration: none;
  border: 1px solid var(--border); padding: 3px 10px;
  border-radius: 100px; transition: var(--transition);
}
.organizer-links a:hover { color: var(--neon); border-color: var(--neon); }

/* ——— SPONSORS ——— */
.sponsor-tier { margin-bottom: 56px; }
.sponsor-tier-label {
  font-family: var(--font-mono); font-size: 0.75rem;
  letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--text-dim); margin-bottom: 20px;
  display: flex; align-items: center; gap: 12px;
}
.sponsor-tier-label::after { content: ''; flex: 1; height: 1px; background: var(--border); }

/* ——— Tier label colours ——— */
.sponsor-tier.diamond  .sponsor-tier-label { color: #b9f2ff; }
.sponsor-tier.platinum .sponsor-tier-label { color: var(--neon); }
.sponsor-tier.gold     .sponsor-tier-label { color: #ffd700; }
.sponsor-tier.silver   .sponsor-tier-label { color: #c0c0c0; }
.sponsor-tier.bronze   .sponsor-tier-label { color: #cd7f32; }
.sponsor-tier.technical .sponsor-tier-label { color: #a78bfa; }

/* ——— Tier card sizes ——— */
.sponsor-tier.diamond  .sponsor-card { padding: 32px 56px; border-color: rgba(185,242,255,0.25); }
.sponsor-tier.diamond  .sponsor-card img { max-height: 80px; max-width: 240px; opacity: 1; }
.sponsor-tier.diamond  .sponsor-card:hover { border-color: rgba(185,242,255,0.6); box-shadow: 0 0 24px rgba(185,242,255,0.2); }

.sponsors-row { display: flex; flex-wrap: wrap; gap: 16px; }

.sponsor-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px 32px;
  text-decoration: none; display: flex; align-items: center; justify-content: center;
  transition: var(--transition); min-width: 160px;
}
.sponsor-card:hover { border-color: var(--border-hover); transform: translateY(-3px); box-shadow: var(--shadow-neon); }
.sponsor-card img { max-height: 48px; max-width: 140px; object-fit: contain; filter: brightness(0) invert(1); opacity: 0.8; }
.sponsor-card span { font-weight: 700; color: var(--text-muted); font-size: 0.9rem; }
.sponsor-tier.platinum .sponsor-card { padding: 28px 48px; border-color: rgba(0,212,255,0.2); }
.sponsor-tier.platinum .sponsor-card img { max-height: 64px; max-width: 200px; opacity: 1; }
.sponsor-tier.platinum .sponsor-card:hover { border-color: rgba(0,212,255,0.5); }

/* ——— LOADING ——— */
.loading-state { text-align: center; padding: 80px 0; color: var(--text-dim); font-family: var(--font-mono); font-size: 0.85rem; }
.spinner {
  width: 36px; height: 36px; margin: 0 auto 16px;
  border: 2px solid var(--border);
  border-top-color: var(--neon);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.error-state { text-align: center; padding: 60px 0; }
.error-state p { color: var(--text-dim); font-family: var(--font-mono); font-size: 0.85rem; margin-top: 12px; }

/* ——— FOOTER ——— */
footer {
  background: var(--bg); border-top: 1px solid var(--border);
  padding: 48px 0;
}
.footer-inner { text-align: center; }
.footer-logo { font-size: 1.5rem; font-weight: 800; color: var(--neon); margin-bottom: 8px; text-shadow: 0 0 20px rgba(0,212,255,0.4); }
#footer-tagline { color: var(--text-muted); font-family: var(--font-mono); font-size: 0.85rem; margin-bottom: 16px; }
.footer-copy { color: var(--text-dim); font-size: 0.8rem; font-family: var(--font-mono); }

/* ——— MODAL ——— */
.modal { position: fixed; inset: 0; z-index: 200; display: flex; align-items: center; justify-content: center; padding: 24px; }
.modal-overlay { position: absolute; inset: 0; background: rgba(6, 10, 18, 0.85); backdrop-filter: blur(8px); cursor: pointer; }
.modal-box {
  position: relative; z-index: 1;
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: 16px; padding: 36px;
  max-width: 680px; width: 100%;
  max-height: 85vh; overflow-y: auto;
  box-shadow: var(--shadow-neon), 0 40px 80px rgba(0,0,0,0.5);
  animation: fadeUp 0.3s ease;
}
.modal-close {
  position: absolute; top: 16px; right: 16px;
  background: var(--surface); border: 1px solid var(--border);
  color: var(--text-muted); width: 32px; height: 32px;
  border-radius: 50%; cursor: pointer; font-size: 0.85rem;
  transition: var(--transition);
}
.modal-close:hover { color: var(--neon); border-color: var(--neon); }
.modal-inner { display: flex; gap: 24px; flex-wrap: wrap; }
#modal-avatar { width: 100px; height: 100px; border-radius: 50%; object-fit: cover; border: 2px solid var(--accent); }
.modal-info { flex: 1; min-width: 200px; }
.modal-info h3 { font-size: 1.4rem; font-weight: 800; margin-bottom: 4px; }
.modal-role { font-family: var(--font-mono); font-size: 0.8rem; color: var(--neon); margin-bottom: 12px; }
#modal-bio { color: var(--text-muted); font-size: 0.9rem; line-height: 1.7; margin-bottom: 16px; }
.modal-links { display: flex; gap: 8px; margin-bottom: 20px; }
.modal-links a { font-family: var(--font-mono); font-size: 0.75rem; color: var(--text-dim); text-decoration: none; border: 1px solid var(--border); padding: 4px 12px; border-radius: 100px; transition: var(--transition); }
.modal-links a:hover { color: var(--neon); border-color: var(--neon); }
.modal-sessions { border-top: 1px solid var(--border); padding-top: 16px; }
.modal-sessions h4 { font-size: 0.8rem; font-family: var(--font-mono); color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 10px; }
.modal-session-item { background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 12px; margin-bottom: 8px; font-size: 0.85rem; color: var(--text-muted); }

/* ——— ADMIN PANEL ——— */
#admin-toggle {
  position: fixed; bottom: 24px; right: 24px; z-index: 150;
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--surface); border: 1px solid var(--border);
  color: var(--text-muted); font-size: 1.2rem;
  cursor: pointer; transition: var(--transition);
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}
#admin-toggle:hover { border-color: var(--neon); color: var(--neon); box-shadow: 0 0 16px rgba(0,212,255,0.2); }

#admin-overlay {
  position: fixed; inset: 0; z-index: 199;
  background: rgba(6, 10, 18, 0.6);
  backdrop-filter: blur(4px);
}

#admin-panel {
  position: fixed; right: 0; top: 0; bottom: 0; z-index: 200;
  width: 440px; max-width: 95vw;
  background: var(--bg3); border-left: 1px solid var(--border);
  display: flex; flex-direction: column;
  box-shadow: -20px 0 60px rgba(0,0,0,0.4);
  animation: slideIn 0.3s ease;
}
.admin-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 24px; border-bottom: 1px solid var(--border);
}
.admin-header h2 { font-size: 1rem; font-weight: 700; color: var(--neon); font-family: var(--font-mono); }
#admin-close { background: none; border: none; color: var(--text-muted); font-size: 1.1rem; cursor: pointer; }
#admin-close:hover { color: var(--neon); }

.admin-section { padding: 24px; flex: 1; overflow-y: auto; }
.admin-section p { color: var(--text-muted); font-size: 0.85rem; margin-bottom: 16px; }
.admin-section input[type="password"] {
  width: 100%; background: var(--surface); border: 1px solid var(--border);
  color: var(--text); padding: 10px 14px; border-radius: 8px;
  font-family: var(--font-mono); font-size: 0.85rem; margin-bottom: 10px;
}
.admin-section input[type="password"]:focus { outline: none; border-color: var(--neon); }
#admin-login-btn {
  width: 100%; background: var(--accent); border: none;
  color: #fff; padding: 10px; border-radius: 8px;
  font-family: var(--font-mono); font-size: 0.85rem; font-weight: 700;
  cursor: pointer; transition: var(--transition);
}
#admin-login-btn:hover { background: var(--neon); color: var(--bg); }

#admin-content { flex: 1; display: flex; flex-direction: column; overflow: hidden; }

.admin-tabs {
  display: flex; border-bottom: 1px solid var(--border);
  overflow-x: auto; flex-shrink: 0;
}
.tab-btn {
  padding: 12px 16px; background: none; border: none;
  color: var(--text-muted); font-family: var(--font-mono); font-size: 0.78rem;
  cursor: pointer; transition: var(--transition); white-space: nowrap;
  border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.tab-btn.active { color: var(--neon); border-bottom-color: var(--neon); }

.tab-content {
  flex: 1; overflow-y: auto; padding: 20px 24px;
  display: flex; flex-direction: column; gap: 12px;
}

.tab-content label {
  display: flex; flex-direction: column; gap: 4px;
  font-family: var(--font-mono); font-size: 0.75rem;
  color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.05em;
}
.tab-content input, .tab-content textarea, .tab-content select {
  background: var(--surface); border: 1px solid var(--border);
  color: var(--text); padding: 8px 12px; border-radius: 8px;
  font-family: var(--font-display); font-size: 0.85rem;
  transition: var(--transition);
}
.tab-content input:focus, .tab-content textarea:focus { outline: none; border-color: var(--neon); }
.tab-content input[type="color"] { height: 36px; padding: 2px; cursor: pointer; }

.admin-add-btn {
  background: var(--surface); border: 1px dashed var(--border);
  color: var(--text-muted); padding: 10px; border-radius: 8px;
  font-family: var(--font-mono); font-size: 0.8rem; cursor: pointer;
  transition: var(--transition); text-align: center; width: 100%;
}
.admin-add-btn:hover { border-color: var(--neon); color: var(--neon); }

.admin-item {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 8px; padding: 14px;
  display: flex; flex-direction: column; gap: 8px;
  margin-bottom: 10px;
}
.admin-item-header { display: flex; justify-content: space-between; align-items: center; }
.admin-item-header span { font-size: 0.85rem; font-weight: 600; color: var(--text); }
.admin-remove-btn {
  background: none; border: none; color: var(--text-dim);
  cursor: pointer; font-size: 0.8rem; transition: var(--transition);
}
.admin-remove-btn:hover { color: #ff4d6d; }
.admin-item label { font-size: 0.72rem; }

.admin-hint { font-size: 0.78rem !important; color: var(--text-dim) !important; font-family: var(--font-mono) !important; line-height: 1.5 !important; }
#s-status { font-family: var(--font-mono); font-size: 0.8rem; color: var(--neon); }

.admin-footer {
  padding: 16px 24px; border-top: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 8px; flex-shrink: 0;
}
#admin-save-btn, #admin-export-btn {
  width: 100%; padding: 10px; border-radius: 8px;
  font-family: var(--font-mono); font-size: 0.82rem; font-weight: 700;
  cursor: pointer; transition: var(--transition); border: none;
}
#admin-save-btn { background: var(--accent); color: #fff; }
#admin-save-btn:hover { background: var(--neon); color: var(--bg); }
#admin-export-btn { background: var(--surface); border: 1px solid var(--border); color: var(--text-muted); }
#admin-export-btn:hover { border-color: var(--neon); color: var(--neon); }
#admin-save-status { font-family: var(--font-mono); font-size: 0.78rem; color: var(--neon); text-align: center; }

/* ——— ANIMATIONS ——— */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes pulse {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.6; }
  50% { transform: translate(-50%, -50%) scale(1.05); opacity: 0.3; }
}
@keyframes spin {
  to { transform: rotate(360deg); }
}
@keyframes slideIn {
  from { transform: translateX(100%); }
  to { transform: translateX(0); }
}

/* ═══════════════════════════════════════════════════
   TEMPLATE SELECTOR (admin)
═══════════════════════════════════════════════════ */
.template-grid {
  display: grid; grid-template-columns: 1fr;
  gap: 10px; margin-bottom: 8px;
}
.template-card {
  display: flex; align-items: center; gap: 14px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 10px; padding: 12px; cursor: pointer;
  transition: var(--transition); text-align: left; width: 100%;
}
.template-card:hover { border-color: var(--neon); background: var(--surface2); }
.template-card.template-selected {
  border-color: var(--neon);
  background: rgba(0,212,255,0.07);
  box-shadow: 0 0 0 1px var(--neon);
}
.template-swatch {
  width: 48px; height: 48px; border-radius: 8px; flex-shrink: 0;
  border: 1px solid rgba(255,255,255,0.1);
}
.template-info { flex: 1; }
.template-name {
  font-family: var(--font-mono); font-size: 0.82rem;
  font-weight: 700; color: var(--text); margin-bottom: 2px;
}
.template-desc {
  font-family: var(--font-mono); font-size: 0.7rem; color: var(--text-dim);
}

/* ═══════════════════════════════════════════════════
   RESPONSIVE — Mobile first, breakpoints:
   - 900px: tablet (subnav, nav)
   - 768px: mobile standard
   - 480px: small phone
═══════════════════════════════════════════════════ */

/* ── 900px: tablet ── */
@media (max-width: 900px) {
  .location-grid { grid-template-columns: 1fr; gap: 28px; }
  .c4s-inner { flex-direction: column; gap: 24px; text-align: center; }
  .c4s-desc { max-width: 100%; }
}

/* ── 768px: mobile standard ── */
@media (max-width: 768px) {
  /* ── NAVBAR: sempre compatta su mobile, non aspetta lo scroll ── */
  .nav-inner {
    height: var(--nav-h-small) !important;
    padding: 0 16px;
  }
  .nav-logo { transform: scale(var(--logo-scale)) !important; }
  /* Subnav agganciata all'altezza compatta fin dal primo caricamento */
  #subnav { top: var(--nav-h-small) !important; }
  #navbar.nav-scrolled ~ #subnav { top: var(--nav-h-small) !important; }
  /* Hero: offset corretto con navbar compatta — senza subnav */
  #hero { padding-top: calc(var(--nav-h-small) + 24px) !important; }
  /* Banner: ricalcola con navbar compatta */
  body.has-banner #subnav { top: calc(var(--banner-h, 42px) + var(--nav-h-small)) !important; }
  body.has-banner #hero   { padding-top: calc(var(--banner-h, 42px) + var(--nav-h-small) + 24px) !important; }
  /* Nascondi pulsanti testo desktop e subnav su mobile */
  .nav-cta-btn { display: none; }
  .nav-c4s-btn { display: none; }
  #subnav { display: none !important; }
  /* Mostra pulsanti icona mobile */
  .nav-icon-btn { display: flex !important; }

  /* layout */
  section { padding: 64px 0; }
  .container { padding: 0 16px; }

  /* hero */
  #hero-title { font-size: clamp(2.2rem, 10vw, 3.5rem) !important; }
  .hero-tagline { font-size: 0.9rem; }
  .hero-meta { gap: 16px; flex-wrap: wrap; justify-content: center; }
  .hero-actions { flex-direction: column; align-items: center; gap: 10px; }
  .hero-actions .btn-primary,
  .hero-actions .btn-outline,
  .hero-actions .btn-c4s { width: 100%; max-width: 320px; justify-content: center; }
  .hero-stats { gap: 20px; flex-wrap: wrap; }
  .hero-stats .stat span { font-size: 2rem; }
  .deco-ring { display: none; }

  /* sections grids */
  .sessions-grid { grid-template-columns: 1fr; }
  .speakers-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .organizers-grid { grid-template-columns: 1fr; }
  .social-grid { gap: 12px; }
  .social-card { padding: 20px 16px; min-width: 90px; }

  /* countdown */
  .cd-num { font-size: 1.6rem; padding: 8px 10px; }
  .countdown-sep { font-size: 1.4rem; }

  /* location */
  .location-grid { grid-template-columns: 1fr; gap: 24px; }
  .location-map iframe { height: 240px; }

  /* sponsor */
  .sponsors-row { gap: 10px; }
  .sponsor-card { padding: 14px 20px; min-width: 120px; }
  .sponsor-tier.diamond .sponsor-card { padding: 18px 28px; }
  .sponsor-tier.platinum .sponsor-card { padding: 16px 24px; }

  /* modals */
  .modal-box { margin: 16px; padding: 20px; max-height: 90vh; }
  .modal-inner { flex-direction: column; }
  #modal-avatar { margin: 0 auto; }
  .session-modal-box { max-width: 100%; }

  /* session card */
  .session-card { padding: 16px; }

  /* speaker card */
  .speaker-card { padding: 18px 12px; }
  .speaker-avatar { width: 64px; height: 64px; }

  /* admin panel */
  #admin-panel { width: 100vw; }

  /* subnav */
  .subnav-inner { padding: 0 12px; justify-content: flex-start; }
  .subnav-links li a { font-size: 0.7rem; padding: 4px 10px; }

  /* footer */
  .footer-inner { gap: 12px; }
}

/* ── 480px: small phone ── */
@media (max-width: 480px) {
  #hero-title { font-size: clamp(1.8rem, 10vw, 2.8rem) !important; }
  .speakers-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-stats { gap: 12px; }
  .stat span { font-size: 1.6rem !important; }
  .section-title { font-size: 1.6rem; margin-bottom: 28px; }
  .cd-num { font-size: 1.3rem; padding: 6px 8px; min-width: 1.8ch; }
  .countdown-sep { font-size: 1.2rem; padding-top: 6px; }

  /* nav logo testo più piccolo */
  .nav-logo-text { font-size: 1.1rem; }

  /* template grid: 1 col già, ok */
  .social-card { padding: 16px 12px; min-width: 70px; }
  .social-icon { width: 32px; height: 32px; }
  .social-label { font-size: 0.62rem; }

  .organizer-card { flex-direction: column; gap: 12px; }

  /* agenda */
  .agenda-grid { --ag-time-w: 52px; }
  .ag-room-header { font-size: 0.65rem; padding: 8px; }
  .ag-session-title { font-size: 0.8rem; }
  .ag-cell { padding: 10px; min-height: 70px; }
  .ag-time { font-size: 0.68rem; padding-top: 10px; }
}

/* ——— NAVBAR LOGO CIRCOLARE ——— */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
/* nav-logo duplicato rimosso */

/* ——— FONT ADMIN ——— */
.admin-divider {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-dim);
  border-top: 1px solid var(--border);
  padding-top: 14px;
  margin-top: 4px;
}

.font-preview {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 1rem;
  color: var(--text-muted);
  min-height: 36px;
  transition: all 0.3s ease;
}

.font-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 4px;
}
.font-chip {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 4px 12px;
  font-size: 0.75rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
}
.font-chip:hover {
  border-color: var(--neon);
  color: var(--neon);
  background: rgba(0, 212, 255, 0.07);
}

/* ——— CALL FOR SPEAKERS ——— */
#call4speakers {
  background: linear-gradient(135deg, rgba(0,120,212,0.12), rgba(0,212,255,0.06));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 64px 0;
}
.c4s-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 40px; flex-wrap: wrap;
}
.c4s-title { font-size: 2rem; font-weight: 800; margin-bottom: 12px; }
.c4s-desc { color: var(--text-muted); font-size: 1rem; line-height: 1.6; max-width: 500px; }

.btn-c4s {
  display: inline-flex; align-items: center; gap: 8px;
  background: linear-gradient(135deg, var(--accent), var(--neon));
  color: #fff; padding: 12px 28px; border-radius: 8px;
  text-decoration: none; font-family: var(--font-mono);
  font-size: 0.85rem; font-weight: 700; letter-spacing: 0.05em;
  transition: var(--transition); border: none; cursor: pointer;
}
.btn-c4s:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 28px rgba(0, 212, 255, 0.45);
}

/* ——— NAV ACTIONS ——— */
.nav-actions { display: flex; align-items: center; gap: 8px; }
.nav-c4s-btn {
  background: transparent; border: 1px solid var(--neon);
  color: var(--neon); padding: 6px 14px; border-radius: 7px;
  text-decoration: none; font-size: 0.78rem;
  font-family: var(--font-mono); font-weight: 700;
  white-space: nowrap; transition: var(--transition);
}
.nav-c4s-btn:hover { background: rgba(0,212,255,0.1); }

/* Pulsanti icona — solo mobile, nascosti su desktop */
.nav-icon-btn {
  display: none; /* mostrati via media query mobile */
  align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: 8px;
  border: 1px solid var(--accent);
  background: transparent;
  color: var(--accent);
  text-decoration: none;
  transition: background .18s, transform .15s, box-shadow .18s;
  flex-shrink: 0;
}
.nav-icon-btn svg { width: 18px; height: 18px; display: block; }
.nav-icon-btn:hover { background: rgba(var(--accent-rgb, 240,165,0), 0.12); transform: translateY(-1px); }
.nav-icon-btn--cta {
  background: var(--accent); color: var(--bg);
  box-shadow: 0 0 10px rgba(240,165,0,.25);
}
.nav-icon-btn--cta:hover { background: var(--neon); border-color: var(--neon); box-shadow: 0 0 16px rgba(240,165,0,.4); }
.nav-icon-btn--c4s { border-color: var(--neon); color: var(--neon); }
.nav-icon-btn--c4s:hover { background: rgba(0,212,255,0.1); }

/* ——— FOOTER LINKS ——— */
.footer-links {
  display: flex; gap: 16px; justify-content: center;
  margin: 12px 0; flex-wrap: wrap;
}
.footer-links a {
  font-family: var(--font-mono); font-size: 0.8rem;
  color: var(--text-dim); text-decoration: none;
  border: 1px solid var(--border); padding: 4px 14px;
  border-radius: 100px; transition: var(--transition);
}
.footer-links a:hover { color: var(--neon); border-color: var(--neon); }

/* ——— LOGO UPLOAD AREA ——— */
.logo-upload-area {
  background: var(--surface); border: 1px dashed var(--border);
  border-radius: 10px; padding: 16px;
  display: flex; flex-direction: column; gap: 10px; align-items: flex-start;
}
#logo-preview-wrap {
  display: flex; align-items: center; gap: 12px;
}
#logo-preview-img {
  width: 56px; height: 56px; border-radius: 50%;
  object-fit: cover; border: 2px solid var(--neon);
  box-shadow: 0 0 12px rgba(0,212,255,0.3);
}
#logo-preview-placeholder {
  font-family: var(--font-mono); font-size: 0.8rem; color: var(--text-dim);
}
.upload-btn {
  display: inline-block; background: var(--surface2);
  border: 1px solid var(--border); color: var(--text-muted);
  padding: 7px 16px; border-radius: 8px; cursor: pointer;
  font-family: var(--font-mono); font-size: 0.8rem;
  transition: var(--transition);
}
.upload-btn:hover { border-color: var(--neon); color: var(--neon); }

/* ——— SEO PREVIEW ——— */
.seo-preview {
  background: #fff; border-radius: 8px; padding: 14px 16px;
  border: 1px solid #ddd; margin: 8px 0;
}
.seo-preview-url { font-size: 0.75rem; color: #006621; font-family: var(--font-mono); margin-bottom: 2px; }
.seo-preview-title { font-size: 1rem; color: #1a0dab; font-weight: 600; margin-bottom: 4px; cursor: pointer; }
.seo-preview-title:hover { text-decoration: underline; }
.seo-preview-desc { font-size: 0.82rem; color: #545454; line-height: 1.4; }

/* ——— LABEL INLINE ——— */
.label-inline {
  display: flex !important; flex-direction: row !important;
  align-items: center; gap: 8px; cursor: pointer;
}
.label-inline input[type="checkbox"] { width: 16px; height: 16px; cursor: pointer; accent-color: var(--neon); }

/* ══════════════════════════════════════════
   SCROLL REVEAL ANIMATIONS
══════════════════════════════════════════ */
.aob-reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.aob-reveal.aob-visible {
  opacity: 1;
  transform: translateY(0);
}
/* stagger per card dentro griglie */
.sessions-grid .aob-reveal:nth-child(2) { transition-delay: 0.07s; }
.sessions-grid .aob-reveal:nth-child(3) { transition-delay: 0.14s; }
.sessions-grid .aob-reveal:nth-child(4) { transition-delay: 0.21s; }
.sessions-grid .aob-reveal:nth-child(5) { transition-delay: 0.28s; }
.sessions-grid .aob-reveal:nth-child(6) { transition-delay: 0.35s; }
.speakers-grid .aob-reveal:nth-child(2) { transition-delay: 0.05s; }
.speakers-grid .aob-reveal:nth-child(3) { transition-delay: 0.10s; }
.speakers-grid .aob-reveal:nth-child(4) { transition-delay: 0.15s; }
.speakers-grid .aob-reveal:nth-child(5) { transition-delay: 0.20s; }
.speakers-grid .aob-reveal:nth-child(6) { transition-delay: 0.25s; }

/* ══════════════════════════════════════════
   NAVBAR SCROLL BEHAVIOR
══════════════════════════════════════════ */
#navbar.nav-scrolled {
  background: var(--nav-bg-scrolled);
  box-shadow: 0 2px 24px rgba(0, 0, 0, 0.4);
}
#navbar.nav-scrolled .nav-inner {
  height: var(--nav-h-small);
}
#navbar.nav-scrolled .nav-logo {
  transform: scale(var(--logo-scale));
}

/* ══════════════════════════════════════════
   COUNTDOWN
══════════════════════════════════════════ */
.countdown-wrap {
  display: flex; justify-content: center; gap: 8px;
  margin: 28px 0 8px; flex-wrap: wrap;
}
.countdown-unit { text-align: center; }
.cd-num {
  display: block;
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--neon);
  line-height: 1;
  text-shadow: 0 0 20px rgba(0,212,255,0.5);
  min-width: 2ch;
  background: rgba(0,212,255,0.06);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 16px;
  transition: transform 0.1s ease;
}
.countdown-unit small {
  display: block; font-family: var(--font-mono);
  font-size: 0.65rem; text-transform: uppercase;
  letter-spacing: 0.15em; color: var(--text-dim); margin-top: 6px;
}
.countdown-sep {
  font-size: 2rem; font-weight: 800; color: var(--text-dim);
  padding-top: 8px; font-family: var(--font-mono);
}
.countdown-live {
  font-family: var(--font-mono); font-size: 1rem;
  color: var(--neon); padding: 12px 24px;
  border: 1px solid var(--border); border-radius: 100px;
}

/* ══════════════════════════════════════════
   SKELETON LOADING
══════════════════════════════════════════ */
@keyframes shimmer {
  0%   { background-position: -600px 0; }
  100% { background-position: 600px 0; }
}
.skeleton-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px,1fr)); gap: 20px; }
.skeleton-grid.speakers-sk { grid-template-columns: repeat(auto-fill, minmax(180px,1fr)); }
.skeleton-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px;
}
.sk-line {
  border-radius: 6px; margin-bottom: 10px;
  background: linear-gradient(90deg, var(--surface) 0%, var(--surface2) 50%, var(--surface) 100%);
  background-size: 600px 100%;
  animation: shimmer 1.4s ease infinite;
}
.sk-title { height: 20px; width: 80%; }
.sk-sub   { height: 14px; width: 60%; }
.sk-sub.short { width: 40%; }
.sk-avatar {
  width: 60px; height: 60px; border-radius: 50%; margin: 0 auto 14px;
  background: linear-gradient(90deg, var(--surface) 0%, var(--surface2) 50%, var(--surface) 100%);
  background-size: 600px 100%;
  animation: shimmer 1.4s ease infinite;
}
.sk-speaker { text-align: center; }
.sk-speaker .sk-title { margin: 0 auto 8px; }
.sk-speaker .sk-sub { margin: 0 auto; }

/* ══════════════════════════════════════════
   SESSION SEARCH & FILTER BAR
══════════════════════════════════════════ */
.session-filter-bar {
  display: flex; gap: 12px; margin-bottom: 20px; flex-wrap: wrap;
}
.session-search-input {
  flex: 1; min-width: 220px;
  background: var(--surface); border: 1px solid var(--border);
  color: var(--text); padding: 10px 16px; border-radius: 8px;
  font-family: var(--font-display); font-size: 0.9rem;
  transition: var(--transition);
}
.session-search-input:focus { outline: none; border-color: var(--neon); box-shadow: 0 0 0 3px rgba(0,212,255,0.1); }
.session-search-input::placeholder { color: var(--text-dim); }
.session-level-select {
  background: var(--surface); border: 1px solid var(--border);
  color: var(--text); padding: 10px 14px; border-radius: 8px;
  font-family: var(--font-mono); font-size: 0.8rem;
  cursor: pointer; transition: var(--transition);
}
.session-level-select:focus { outline: none; border-color: var(--neon); }

/* ══════════════════════════════════════════
   SESSION SHARE BUTTON
══════════════════════════════════════════ */
.session-share-btn {
  position: absolute; top: 14px; right: 14px;
  background: rgba(0,212,255,0.08); border: 1px solid var(--border);
  color: var(--neon); width: 28px; height: 28px; border-radius: 6px;
  font-size: 0.85rem; cursor: pointer; transition: var(--transition);
  display: flex; align-items: center; justify-content: center;
}
.session-share-btn:hover { background: rgba(0,212,255,0.2); border-color: var(--neon); }
.session-card { position: relative; } /* già definita, aggiunge relative */

/* ══════════════════════════════════════════
   SESSION MODAL
══════════════════════════════════════════ */
.session-modal-box {
  max-width: 640px;
  max-height: 85vh;
  overflow-y: auto;
}
.sm-track-label {
  font-family: var(--font-mono); font-size: 0.72rem;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--neon); margin-bottom: 10px;
}
.sm-title {
  font-size: clamp(1.2rem, 3vw, 1.7rem);
  font-weight: 800; line-height: 1.3; margin-bottom: 16px;
}
.sm-meta {
  display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 20px;
  padding-bottom: 20px; border-bottom: 1px solid var(--border);
}
.sm-meta-item { display: flex; flex-direction: column; gap: 2px; }
.sm-label {
  font-family: var(--font-mono); font-size: 0.65rem;
  text-transform: uppercase; letter-spacing: 0.12em; color: var(--text-dim);
}
.sm-meta-item span:last-child { font-size: 0.9rem; color: var(--text); font-weight: 600; }
.sm-desc {
  color: var(--text-muted); font-size: 0.95rem;
  line-height: 1.75; margin-bottom: 24px;
}
.sm-speakers {
  display: flex; flex-direction: column; gap: 12px;
  border-top: 1px solid var(--border); padding-top: 20px;
}
.sm-speaker {
  display: flex; align-items: center; gap: 14px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 10px; padding: 14px; cursor: pointer;
  transition: var(--transition);
}
.sm-speaker:hover { border-color: var(--border-hover); transform: translateX(4px); }
.sm-speaker img { width: 48px; height: 48px; border-radius: 50%; object-fit: cover; border: 2px solid var(--accent); flex-shrink: 0; }
.sm-sp-name { font-weight: 700; font-size: 0.95rem; margin-bottom: 2px; }
.sm-sp-tag  { font-size: 0.8rem; color: var(--text-muted); font-family: var(--font-mono); }

/* ══════════════════════════════════════════
   FOOTER TAGS (pillole)
══════════════════════════════════════════ */
.footer-tags {
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 8px; margin: 16px 0;
}
.footer-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  border: 1px solid var(--border);
  padding: 4px 12px;
  border-radius: 100px;
  text-decoration: none;
  transition: var(--transition);
}
.footer-tag:hover {
  color: var(--neon);
  border-color: var(--neon);
  background: rgba(0,212,255,0.06);
  box-shadow: 0 0 10px rgba(0,212,255,0.2);
  transform: translateY(-1px);
}

/* ══════════════════════════════════════════
   FOOTER C4S & REG BUTTONS
══════════════════════════════════════════ */
.footer-c4s-btn {
  background: linear-gradient(135deg, var(--accent), var(--neon));
  color: #fff !important;
  padding: 8px 20px !important;
  border-radius: 8px !important;
  border: none !important;
  font-weight: 700;
}
.footer-c4s-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 20px rgba(0,212,255,0.4);
}
.footer-reg-btn {
  border: 1px solid var(--border) !important;
  padding: 8px 20px !important;
  border-radius: 8px !important;
}
.footer-reg-btn:hover {
  border-color: var(--neon) !important;
  color: var(--neon) !important;
}

/* ══════════════════════════════════════════
   TAG INPUT (admin)
══════════════════════════════════════════ */
.tag-input-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  display: flex; flex-direction: column; gap: 6px;
  cursor: text;
  transition: var(--transition);
}
.tag-input-wrap:focus-within {
  border-color: var(--neon);
  box-shadow: 0 0 0 3px rgba(0,212,255,0.1);
}
.tag-chips-container {
  display: flex; flex-wrap: wrap; gap: 6px;
  min-height: 0;
}
.tag-chips-container:empty {
  display: none;
}
.tag-chip {
  display: inline-flex; align-items: center; gap: 5px;
  font-family: var(--font-mono); font-size: 0.72rem;
  color: var(--neon);
  border: 1px solid rgba(0,212,255,0.4);
  background: rgba(0,212,255,0.08);
  padding: 3px 8px 3px 10px;
  border-radius: 100px;
  white-space: nowrap;
}
.tag-chip-remove {
  background: none; border: none;
  color: var(--neon); cursor: pointer;
  font-size: 1rem; line-height: 1;
  padding: 0; opacity: 0.6;
  transition: opacity 0.15s;
}
.tag-chip-remove:hover { opacity: 1; }
.tag-input-field {
  width: 100%; min-width: 0; box-sizing: border-box;
  background: transparent; border: none;
  color: var(--text); font-family: var(--font-display);
  font-size: 0.85rem; outline: none;
  padding: 2px 4px;
}
.tag-input-field::placeholder { color: var(--text-dim); }

/* ══════════════════════════════════════════
   COLOR ADMIN EXTRAS
══════════════════════════════════════════ */
.color-actions {
  display: flex; gap: 8px; margin-top: 4px;
}
.color-actions .admin-add-btn { flex: 1; }
.reset-btn {
  border-color: rgba(255,100,100,0.3) !important;
  color: #ff8080 !important;
}
.reset-btn:hover {
  border-color: #ff4d4d !important;
  color: #ff4d4d !important;
  background: rgba(255,77,77,0.08) !important;
}

/* ══════════════════════════════════════════
   ADMIN ROW 2 COLUMNS
══════════════════════════════════════════ */
.admin-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.admin-row-2 label { margin: 0; }
.admin-row-2 input[type="number"] {
  background: var(--surface); border: 1px solid var(--border);
  color: var(--text); padding: 8px 12px; border-radius: 8px;
  font-family: var(--font-mono); font-size: 0.85rem; width: 100%;
  transition: var(--transition);
}
.admin-row-2 input[type="number"]:focus {
  outline: none; border-color: var(--neon);
}

/* ══════════════════════════════════════════
   SEZIONE SOCIAL — Restiamo in contatto
══════════════════════════════════════════ */
#social { background: var(--bg2); }

.social-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
}

.social-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  padding: 28px 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  min-width: 120px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.social-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--social-color);
  opacity: 0;
  transition: opacity 0.3s ease;
  border-radius: inherit;
}
.social-card:hover {
  border-color: var(--social-color);
  transform: translateY(-6px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.3);
}
.social-card:hover::before { opacity: 0.08; }
.social-card:hover .social-icon { color: var(--social-color); }
.social-card:hover .social-label { color: var(--text); }

.social-icon {
  position: relative; z-index: 1;
  width: 44px; height: 44px;
  color: var(--text-muted);
  transition: color 0.3s ease;
  display: flex; align-items: center; justify-content: center;
}
.social-icon svg {
  width: 100%; height: 100%;
}

.social-label {
  position: relative; z-index: 1;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  text-transform: uppercase;
  transition: color 0.3s ease;
}

/* ══════════════════════════════════════════
   ADMIN SOCIAL
══════════════════════════════════════════ */
.social-admin-item {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}
.social-admin-item label {
  flex: 1;
  margin: 0;
}
.social-admin-icon {
  width: 36px; height: 36px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; font-weight: 800;
  flex-shrink: 0;
  color: #fff;
}
.linkedin-icon  { background: #0A66C2; }
.telegram-icon  { background: #26A5E4; }
.youtube-icon   { background: #FF0000; }
.instagram-icon { background: linear-gradient(135deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888); }
.twitter-icon   { background: #000; border: 1px solid var(--border); color: #fff; }
.github-icon    { background: #181717; border: 1px solid var(--border); font-size: 0.65rem; }
.email-icon { background: #0078D4; }



/* ══════════════════════════════════════════
   SCROLL TO TOP BUTTON
══════════════════════════════════════════ */
.scroll-top-btn {
  position: fixed;
  left: 50%;
  /* centrato verticalmente nella navbar compatta */
  top: calc((var(--nav-h-small) - 36px) / 2);
  transform: translateX(-50%);
  z-index: 101;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(0,212,255,0.08);
  border: 1px solid rgba(0,212,255,0.25);
  color: var(--neon);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.35s ease, transform 0.35s ease,
              background 0.2s ease, box-shadow 0.2s ease;
  backdrop-filter: blur(8px);
}
.scroll-top-btn svg { width: 18px; height: 18px; }

.scroll-top-btn.hidden {
  opacity: 0;
  pointer-events: none;
  transform: translateX(-50%) translateY(-6px);
}
.scroll-top-btn:hover {
  background: rgba(0,212,255,0.18);
  box-shadow: 0 0 16px rgba(0,212,255,0.35);
  transform: translateX(-50%) translateY(-2px);
}

/* ══════════════════════════════════════════
   NAV SUGGESTIONS — chip sezioni
══════════════════════════════════════════ */
.nav-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-bottom: 16px;
}
.nav-suggest-chip {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 5px 13px;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}
.nav-suggest-chip:not(:disabled):hover {
  border-color: var(--neon);
  color: var(--neon);
  background: rgba(0,212,255,0.07);
}
/* già nel menu */
.nav-suggest-chip.already {
  border-color: rgba(0,212,255,0.3);
  color: var(--neon);
  background: rgba(0,212,255,0.06);
  cursor: default;
  opacity: 0.6;
}
/* sezione non attiva/configurata */
.nav-suggest-chip.disabled {
  opacity: 0.3;
  cursor: not-allowed;
  border-style: dashed;
}

/* ══════════════════════════════════════════
   SOTTO-NAVBAR
══════════════════════════════════════════ */
:root { --font-subnav: 'Space Mono', monospace; }

#subnav {
  position: fixed;
  top: var(--nav-h-large);
  left: 0; right: 0;
  z-index: 99;
  background: var(--subnav-bg, var(--bg2));
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  overflow: visible;
  transition: top 0.4s cubic-bezier(0.4,0,0.2,1),
              opacity 0.35s ease,
              transform 0.35s ease;
}
/* quando la navbar si compatta, la subnav segue */
#navbar.nav-scrolled ~ #subnav {
  top: var(--nav-h-small);
}
/* quando sparisce (oltre l'hero) */
#subnav.subnav-hidden {
  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
}

.subnav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 6px 32px;  /* padding verticale per non tagliare i bordi delle pill */
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
}

.subnav-links {
  display: flex;
  gap: 4px;
  list-style: none;
  align-items: center;
  flex-wrap: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
}
.subnav-links::-webkit-scrollbar { display: none; }

.subnav-links li a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.75rem;
  font-family: var(--font-subnav);
  padding: 5px 14px;
  border-radius: 100px;
  border: 1px solid transparent;
  white-space: nowrap;
  transition: var(--transition);
  letter-spacing: 0.04em;
  display: inline-block;   /* evita tagli del border-radius */
  line-height: 1.4;
}
.subnav-links li a:hover {
  color: var(--neon);
  border-color: var(--nav-link-hover-border);
  background: var(--nav-link-hover-bg);
}
.subnav-links li a.nav-link-active {
  color: var(--neon);
  border-color: var(--nav-link-active-border);
  background: var(--nav-link-active-bg);
}



/* hero padding: navbar + subnav (40px) + respiro */
#hero { padding-top: calc(var(--nav-h-large) + 40px + 40px) !important; }

/* ══════════════════════════════════════════
   AGENDA GRID — layout a colonne per sala
══════════════════════════════════════════ */
.agenda-grid {
  --ag-time-w: 72px;
  --ag-gap: 8px;
  --ag-radius: 10px;
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

/* HEADER sale */
.ag-header {
  display: grid;
  grid-template-columns: var(--ag-time-w) repeat(var(--ag-cols, 1), 1fr);
  gap: var(--ag-gap);
  margin-bottom: var(--ag-gap);
  position: sticky; top: 0; z-index: 2;
  background: var(--bg2);
  padding-bottom: 4px;
}
.ag-time-header { /* cella vuota in alto a sinistra */ }
.ag-room-header {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--ag-radius);
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--neon);
  letter-spacing: 0.08em;
  text-align: center;
  text-transform: uppercase;
}

/* BODY righe */
.ag-body { display: flex; flex-direction: column; gap: var(--ag-gap); }

.ag-row {
  display: grid;
  grid-template-columns: var(--ag-time-w) repeat(var(--ag-cols, 1), 1fr);
  gap: var(--ag-gap);
  align-items: stretch;
}

/* Colonna orario */
.ag-time {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--neon);
  font-weight: 700;
  display: flex;
  align-items: flex-start;
  padding-top: 14px;
  padding-right: 8px;
  text-align: right;
  justify-content: flex-end;
  flex-shrink: 0;
}

/* Celle sessioni */
.ag-cell {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--ag-radius);
  padding: 14px 16px;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  min-height: 90px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.ag-cell::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--neon));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}
.ag-cell:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-neon);
}
.ag-cell:hover::before { transform: scaleX(1); }

.ag-cell.ag-empty {
  background: transparent;
  border: 1px dashed rgba(255,255,255,0.05);
  cursor: default;
  min-height: 90px;
}
.ag-cell.ag-empty:hover { transform: none; box-shadow: none; border-color: rgba(255,255,255,0.05); }

/* Sessione plenum (span tutte le colonne) */
.ag-plenum {
  grid-column: 2 / -1;  /* dalla 2a colonna all'ultima */
  background: linear-gradient(135deg, rgba(0,120,212,0.15), rgba(0,212,255,0.08));
  border: 1px solid rgba(0,212,255,0.25);
  border-radius: var(--ag-radius);
  padding: 16px 20px;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.ag-plenum:hover {
  border-color: var(--neon);
  box-shadow: 0 0 20px rgba(0,212,255,0.15);
}
.ag-plenum .ag-session-title {
  font-size: 1rem;
  font-weight: 700;
  flex: 1;
}

/* Sessione service (pausa, pranzo...) */
.ag-service {
  background: rgba(255,255,255,0.02);
  border: 1px dashed var(--border);
  cursor: default;
  opacity: 0.7;
}
.ag-service:hover { border-color: var(--border); box-shadow: none; }

/* Contenuto celle */
.ag-track {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--neon);
  opacity: 0.8;
}
.ag-session-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.35;
  flex: 1;
}
.ag-session-speakers {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}
.ag-session-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: auto;
}
.ag-level {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 2px 8px;
  border-radius: 100px;
  background: rgba(0,120,212,0.15);
  color: var(--accent);
  border: 1px solid rgba(0,120,212,0.3);
}
.ag-dur {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-dim);
  margin-left: auto;
}
.ag-plenum .ag-session-dur,
.ag-plenum .ag-dur {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-dim);
  white-space: nowrap;
}

/* Day tabs */
.agenda-day-tabs {
  display: flex; gap: 8px; margin-bottom: 28px; flex-wrap: wrap;
}
.day-tab-btn {
  font-family: var(--font-mono); font-size: 0.8rem;
  padding: 8px 20px; border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface); color: var(--text-muted);
  cursor: pointer; transition: var(--transition);
  text-transform: capitalize;
}
.day-tab-btn.active {
  border-color: var(--accent); color: var(--neon);
  background: rgba(0,120,212,0.12);
}
.day-tab-btn:hover:not(.active) {
  border-color: var(--border-hover); color: var(--text);
}

/* ══════════════════════════════════════════
   SERVER STATUS BOX
══════════════════════════════════════════ */
.server-status-box {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 8px;
}
.server-status-box.ok  { border-color: rgba(0,212,255,0.3); color: var(--neon); }
.server-status-box.err { border-color: rgba(255,100,100,0.3); color: #ff8080; }

/* ══════════════════════════════════════════
   ADMIN PANEL — versione PHP (slide-in)
══════════════════════════════════════════ */
#admin-panel {
  position: fixed; right: 0; top: 0; bottom: 0; z-index: 200;
  width: 440px; max-width: 95vw;
  background: var(--bg3); border-left: 1px solid var(--border);
  display: flex; flex-direction: column;
  box-shadow: -20px 0 60px rgba(0,0,0,0.4);
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.4,0,0.2,1);
  pointer-events: none;
}
#admin-panel.admin-panel-open {
  transform: translateX(0);
  pointer-events: auto;
}
#admin-overlay {
  display: none;
  position: fixed; inset: 0; z-index: 199;
  background: rgba(6,10,18,0.6);
  backdrop-filter: blur(4px);
}

/* ── Admin Login Modal ── */
.admin-login-overlay {
  position: absolute; inset: 0;
  background: rgba(6,10,18,0.8);
  backdrop-filter: blur(8px);
}
.admin-login-box {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%,-50%);
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: 16px; padding: 32px;
  width: 320px; display: flex; flex-direction: column; gap: 12px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.admin-login-box h3 { color: var(--neon); font-size: 1rem; font-family: var(--font-mono); }
.admin-login-box input {
  background: var(--surface); border: 1px solid var(--border);
  color: var(--text); padding: 10px 14px; border-radius: 8px;
  font-family: var(--font-mono); font-size: 0.85rem;
}
.admin-login-box input:focus { outline: none; border-color: var(--neon); }
.admin-login-box button {
  background: var(--accent); border: none; color: #fff;
  padding: 10px; border-radius: 8px; font-family: var(--font-mono);
  font-size: 0.85rem; font-weight: 700; cursor: pointer; transition: var(--transition);
}
.admin-login-box button:hover { background: var(--neon); color: var(--bg); }
#admin-login-modal {
  position: fixed; inset: 0; z-index: 300;
}

/* ══════════════════════════════════════════
   ANNOUNCEMENT BANNER
══════════════════════════════════════════ */
.site-banner {
  position: fixed; top: 0; left: 0; right: 0; z-index: 110;
  padding: 10px 48px 10px 16px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 0.82rem;
  transition: opacity 0.3s ease, transform 0.3s ease;
  /* il navbar si sposta giù dinamicamente via JS */
}
.site-banner.hidden { display: none; }

.site-banner-inner {
  display: flex; align-items: center; gap: 10px;
  flex-wrap: wrap; justify-content: center;
  max-width: 900px;
}
.banner-icon { font-size: 1rem; flex-shrink: 0; }
.banner-text { font-weight: 600; }
.banner-link {
  padding: 3px 12px; border-radius: 100px; font-size: 0.78rem;
  font-weight: 700; text-decoration: none; white-space: nowrap;
  border: 1px solid currentColor; opacity: 0.9;
  transition: opacity 0.2s;
}
.banner-link:hover { opacity: 1; }
.banner-close {
  position: absolute; right: 12px; top: 50%; transform: translateY(-50%);
  background: none; border: none; cursor: pointer;
  font-size: 0.9rem; opacity: 0.6; transition: opacity 0.2s;
  color: inherit; padding: 4px 8px;
}
.banner-close:hover { opacity: 1; }

/* Varianti colore */
.banner-info    { background: #0f2744; color: #90cdf4; border-bottom: 1px solid #1e4a7a; }
.banner-info    .banner-link { background: rgba(144,205,244,0.12); }
.banner-success { background: #052e16; color: #86efac; border-bottom: 1px solid #14532d; }
.banner-success .banner-link { background: rgba(134,239,172,0.12); }
.banner-warning { background: #3a1a00; color: #fdba74; border-bottom: 1px solid #7c2d12; }
.banner-warning .banner-link { background: rgba(253,186,116,0.12); }
.banner-accent  { background: var(--accent); color: #fff; border-bottom: 1px solid rgba(0,0,0,0.2); }
.banner-accent  .banner-link { background: rgba(255,255,255,0.15); color:#fff; }

/* Quando il banner è visibile, spingi navbar e subnav giù */
body.has-banner #navbar   { top: var(--banner-h, 42px); }
body.has-banner #subnav   { top: calc(var(--banner-h, 42px) + var(--nav-h-large)); }
body.has-banner.nav-scrolled-body #subnav { top: calc(var(--banner-h, 42px) + var(--nav-h-small)); }
body.has-banner #hero     { padding-top: calc(var(--banner-h, 42px) + var(--nav-h-large) + 40px + 40px) !important; }

/* ══════════════════════════════════════════
   COOKIE CONSENT BAR
══════════════════════════════════════════ */
.cookie-bar {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 180;
  background: var(--bg3); border-top: 1px solid var(--border);
  box-shadow: 0 -8px 32px rgba(0,0,0,0.4);
  padding: 16px 24px;
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.cookie-bar.hidden { display: none; }
.cookie-bar-inner {
  max-width: 900px; margin: 0 auto;
  display: flex; align-items: center; gap: 24px; flex-wrap: wrap;
}
.cookie-bar-text { flex: 1; min-width: 240px; }
.cookie-bar-text strong {
  display: block; margin-bottom: 6px;
  font-size: 0.9rem; color: var(--text);
}
.cookie-bar-text p {
  font-size: 0.78rem; color: var(--text-muted);
  line-height: 1.5; margin: 0;
}
.cookie-bar-actions {
  display: flex; flex-direction: column; gap: 8px;
  align-items: flex-end; flex-shrink: 0;
}
.cookie-policy-link {
  font-family: var(--font-mono); font-size: 0.72rem;
  color: var(--text-dim); text-decoration: underline;
}
.cookie-policy-link:hover { color: var(--neon); }

@media (max-width: 600px) {
  .cookie-bar-inner { flex-direction: column; align-items: stretch; }
  .cookie-bar-actions { align-items: stretch; }
  .cookie-bar-actions .btn-primary { text-align: center; justify-content: center; }
}

/* ══════════════════════════════════════════
   ANALYTICS DASHBOARD (admin)
══════════════════════════════════════════ */
.analytics-kpi-row {
  display: grid; grid-template-columns: repeat(2,1fr); gap: 10px;
  margin-bottom: 4px;
}
.analytics-kpi {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 10px; padding: 14px 12px; text-align: center;
}
.analytics-kpi-icon { font-size: 1.3rem; margin-bottom: 4px; }
.analytics-kpi-value {
  font-family: var(--font-mono); font-size: 1.5rem; font-weight: 800;
  color: var(--neon); line-height: 1;
}
.analytics-kpi-label {
  font-family: var(--font-mono); font-size: 0.65rem;
  color: var(--text-dim); text-transform: uppercase;
  letter-spacing: 0.08em; margin-top: 4px;
}

/* Grafico a barre visite/giorno */
.analytics-chart {
  display: flex; align-items: flex-end; gap: 3px;
  height: 80px; padding: 4px 0 24px;
  border-bottom: 1px solid var(--border);
  overflow-x: auto; margin-bottom: 4px;
}
.analytics-bar-col {
  display: flex; flex-direction: column; align-items: center;
  flex: 1; min-width: 16px; height: 100%;
  position: relative; justify-content: flex-end;
  cursor: default;
}
.analytics-bar-fill {
  width: 100%; border-radius: 3px 3px 0 0;
  background: linear-gradient(180deg, var(--neon), var(--accent));
  min-height: 0; transition: height 0.4s ease;
}
.analytics-bar-val {
  font-family: var(--font-mono); font-size: 0.55rem;
  color: var(--text-dim); margin-top: 2px;
  position: absolute; bottom: 14px; white-space: nowrap;
}
.analytics-bar-day {
  font-family: var(--font-mono); font-size: 0.52rem;
  color: var(--text-dim); position: absolute; bottom: 0;
  transform: rotate(-45deg); transform-origin: top left;
  white-space: nowrap; left: 6px;
}

/* Barre sorgenti/dispositivi */
.analytics-bars { display: flex; flex-direction: column; gap: 8px; }
.analytics-source-row {
  display: grid; grid-template-columns: 80px 1fr 60px;
  align-items: center; gap: 8px;
}
.analytics-source-label {
  font-family: var(--font-mono); font-size: 0.72rem;
  color: var(--text-muted); white-space: nowrap;
  overflow: hidden; text-overflow: ellipsis;
}
.analytics-source-bar {
  height: 6px; background: var(--surface2); border-radius: 3px; overflow: hidden;
}
.analytics-source-fill {
  height: 100%; border-radius: 3px;
  background: linear-gradient(90deg, var(--accent), var(--neon));
  transition: width 0.5s ease;
}
.analytics-source-val {
  font-family: var(--font-mono); font-size: 0.7rem;
  color: var(--text-muted); text-align: right; white-space: nowrap;
}

/* Top list */
.analytics-list { display: flex; flex-direction: column; gap: 6px; }
.analytics-top-item {
  display: flex; align-items: center; gap: 8px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 7px; padding: 8px 12px;
}
.analytics-top-rank {
  font-family: var(--font-mono); font-size: 0.68rem; font-weight: 700;
  color: var(--neon); min-width: 16px; text-align: center;
}
.analytics-top-name {
  flex: 1; font-size: 0.78rem; color: var(--text);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.analytics-top-count {
  font-family: var(--font-mono); font-size: 0.72rem; font-weight: 700;
  color: var(--text-muted); white-space: nowrap;
}

/* ══════════════════════════════════════════
   SPONSOR ADMIN — tier selector + grouped layout
══════════════════════════════════════════ */
.sponsor-add-row {
  display: flex; gap: 8px; align-items: stretch; margin-top: 12px;
}
.sponsor-add-row .admin-add-btn { flex: 1; }

.sponsor-tier-select-add {
  background: var(--surface); border: 1px solid var(--border);
  color: var(--text); padding: 8px 12px; border-radius: 8px;
  font-family: var(--font-mono); font-size: 0.8rem;
  cursor: pointer; transition: var(--transition);
  min-width: 140px;
}
.sponsor-tier-select-add:focus { outline: none; border-color: var(--neon); }

/* Select inline per cambiare tier dentro ogni sponsor */
.sponsor-tier-select {
  background: var(--surface2); border: 1px solid var(--border);
  color: var(--text-muted); padding: 3px 8px; border-radius: 6px;
  font-family: var(--font-mono); font-size: 0.7rem;
  cursor: pointer; transition: var(--transition);
}
.sponsor-tier-select:focus { outline: none; border-color: var(--neon); color: var(--text); }

/* Gruppo tier nell'admin */
.sponsor-tier-admin-group {
  margin-bottom: 16px;
}
.sponsor-tier-admin-header {
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--font-mono); font-size: 0.72rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.12em;
  padding: 8px 0 6px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 8px;
}

/* Singolo sponsor nell'admin */
.sponsor-admin-item {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 8px; padding: 12px;
  display: flex; flex-direction: column; gap: 8px;
  margin-bottom: 8px;
}
.sponsor-admin-item-header {
  display: flex; justify-content: space-between; align-items: center; gap: 8px;
}

/* ══════════════════════════════════════════
   HERO — MODALITÀ EVENTO CONCLUSO
══════════════════════════════════════════ */
.hero-concluded {
  animation: fadeUp 0.9s ease both;
}
.hero-badge-concluded {
  background: rgba(0, 212, 80, 0.12);
  border-color: rgba(0, 212, 80, 0.5);
  color: #4ade80;
  box-shadow: 0 0 12px rgba(0, 212, 80, 0.15);
}
/* Su evento concluso oscura leggermente le sezioni contenuto
   per sottolineare che il materiale è archivio */
body.event-concluded #sessions,
body.event-concluded #agenda { opacity: 0.75; }
body.event-concluded #sessions::after,
body.event-concluded #agenda::after {
  content: 'Archivio';
  display: block;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
  padding: 8px 0 32px;
}

/* ── Share popup animation ── */
@keyframes aob-popup-in {
  from { opacity: 0; transform: translateX(-50%) translateY(12px) scale(0.95); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0)    scale(1);    }
}