:root{
  --bg:#f6f7fb;
  --panel:#ffffff;
  --text:#111827;
  --muted:#6b7280;
  --border:rgba(17,24,39,.12);
  --shadow:0 10px 30px rgba(17,24,39,.08);
  --radius:16px;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,"Helvetica Neue",Arial,sans-serif;
  background:linear-gradient(180deg,#ffffff,var(--bg));
  color:var(--text);
  line-height:1.5;
}

a{ color:inherit; text-decoration:none; }
.container{ width:min(1100px, calc(100% - 32px)); margin:0 auto; }

/* =====================
   HEADER
===================== */
.header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(255,255,255,.88);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}

.header-inner{
  display:flex;
  align-items:center;
  gap:16px;
  padding:14px 0;
}

.brand{ display:grid; gap:2px; }
.brand-title{ font-weight:800; letter-spacing:.2px; }
.brand-subtitle{ color:var(--muted); font-size:.92rem; }

.nav{
  display:flex;
  gap:14px;
  margin-left:auto;
}
.nav a{
  color:var(--muted);
  font-size:.98rem;
}
.nav a:hover{ color:var(--text); }

/* =====================
   BOTTONI
===================== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;

  padding:12px 20px;
  border-radius:999px;

  font-size:1rem;
  font-weight:650;
  letter-spacing:.2px;

  cursor:pointer;
  border:1px solid transparent;

  transition:transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
}

.btn-primary{
  background:linear-gradient(135deg,#111827,#1f2937);
  color:#fff;
  box-shadow:0 10px 22px rgba(17,24,39,.16);
}
.btn-primary:hover{
  transform:translateY(-1px);
  background:linear-gradient(135deg,#0b1220,#111827);
  box-shadow:0 14px 28px rgba(17,24,39,.20);
}
.btn-primary:active{
  transform:translateY(0);
  box-shadow:0 8px 16px rgba(17,24,39,.16);
}

.btn-secondary{
  background:#fff;
  color:#111827;
  border-color:rgba(17,24,39,.18);
  box-shadow:0 6px 14px rgba(17,24,39,.06);
}
.btn-secondary:hover{
  background:#f3f4f6;
  border-color:rgba(17,24,39,.28);
  transform:translateY(-1px);
}

/* CTA header un filo più compatta */
.header .btn{
  padding:10px 16px;
  font-size:.98rem;
}

/* =====================
   COVER (stile Facebook)
===================== */
.hero.hero-cover{
  position:relative;
  min-height:440px;
  display:flex;
  align-items:center;
  overflow:hidden;
  border-bottom:1px solid var(--border);
}

.hero-cover-bg{
  position:absolute;
  inset:0;
  background-size:cover;
  background-position:center;
  filter:brightness(.72);
  transform:scale(1.02);
}

.hero-cover-content{
  position:relative;
  z-index:2;
  color:#fff;
  max-width:760px;
  padding:28px 0;
}

.hero-cover-content h1{
  margin:0 0 12px;
  font-size:clamp(2.2rem,4vw,3.2rem);
  text-shadow:0 10px 26px rgba(0,0,0,.35);
}

.hero-cover-content p{
  margin:0 0 18px;
  font-size:1.1rem;
  color:rgba(255,255,255,.92);
  text-shadow:0 8px 18px rgba(0,0,0,.35);
}

.hero-actions{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin-bottom:14px;
}

.badges{
  list-style:none;
  padding:0;
  margin:0;
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}
.badges li{
  padding:8px 10px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.16);
  color:rgba(255,255,255,.95);
  font-size:.92rem;
}

.hero-cover .btn-secondary{
  background:rgba(255,255,255,.92);
  color:#111827;
  border-color:transparent;
}

/* =====================
   SEZIONI / TESTI
===================== */
.section{ padding:34px 0; }
.section.alt{
  background:rgba(17,24,39,.03);
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}

h2{ margin:0 0 10px; font-size:1.65rem; letter-spacing:-.2px; }
.muted{ color:var(--muted); }
.small{ font-size:.92rem; }

/* =====================
   GRID / CARD
===================== */
.grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:12px;
  margin-top:14px;
}

.card{
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:14px;
  background:var(--panel);
  box-shadow:0 6px 14px rgba(17,24,39,.06);
}

.card h3{ margin:0 0 10px; font-size:1.12rem; }
.card ul{ margin:0; padding-left:18px; color:var(--muted); }

/* =====================
   DISPONIBILITA' / CALENDARIO
===================== */
.availability{
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:14px;
  background:var(--panel);
  box-shadow:0 6px 14px rgba(17,24,39,.06);
  margin-top:14px;
}

.legend{
  display:flex;
  gap:14px;
  align-items:center;
  color:var(--muted);
  font-size:.95rem;
}

.dot{
  width:10px;
  height:10px;
  border-radius:50%;
  display:inline-block;
  margin-right:6px;
  border:1px solid var(--border);
}
.dot-free{ background:rgba(17,24,39,.10); }
.dot-busy{ background:rgba(17,24,39,.35); }

.calendar-controls{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  margin-top:12px;
}
.month-title{ font-weight:800; letter-spacing:.2px; }

.calendar{
  margin-top:12px;
  display:grid;
  grid-template-columns:repeat(7,1fr);
  gap:8px;
}

.notice{ margin-top:10px; color:var(--muted); font-size:.95rem; }

.cta-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-top:14px;
  flex-wrap:wrap;
}

/* =====================
   FOOTER
===================== */
.footer{ padding:22px 0; }
.footer-inner{
  display:flex;
  justify-content:space-between;
  gap:12px;
  border-top:1px solid var(--border);
  padding-top:14px;
  flex-wrap:wrap;
}

/* =====================
   RESPONSIVE
===================== */
@media (max-width:920px){
  .nav{ display:none; }
  .grid{ grid-template-columns:1fr; }
  .hero.hero-cover{ min-height:380px; }
  .hero-cover-content{ padding:22px 0; }
}

/* =====================
   CIN
===================== */
.cin{
  margin-top:12px;
  padding-bottom:12px;
  text-align:center;
  font-size:0.95rem;
  color:var(--muted);
  letter-spacing:0.5px;
}