/* Pippo — Shared styles (base + nav + hero + buttons) */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root{
  --bg:#0a0e17;
  --surface:#111827;
  --glass:rgba(255,255,255,.04);
  --glass-border:rgba(255,255,255,.08);
  --accent:#4da6ff;
  --accent2:#a78bfa;
  --accent3:#34d399;
  --text:#e2e8f0;
  --muted:#94a3b8;
  --dim:#64748b;
}

*{margin:0;padding:0;box-sizing:border-box}
body{font-family:'Inter',system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.7;overflow-x:hidden}
a{color:var(--accent);text-decoration:none;transition:color .2s}
a:hover{color:#fff}

/* NAV */
nav{position:sticky;top:0;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:1rem 2rem;background:rgba(10,14,23,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--glass-border)}
nav .logo{font-weight:700;font-size:1.1rem;display:flex;align-items:center;gap:.5rem}
nav .logo span{color:var(--accent)}
nav .nav-links{display:flex;gap:1.5rem;align-items:center}
nav .nav-links a{color:var(--muted);font-size:.9rem;font-weight:500}
nav .nav-links a:hover,nav .nav-links a.active{color:#fff}
.lang-btn{background:var(--glass);border:1px solid var(--glass-border);color:var(--muted);padding:.3rem .7rem;border-radius:6px;cursor:pointer;font-size:.8rem;transition:all .2s}
.lang-btn:hover{border-color:var(--accent);color:#fff}

/* HERO */
.hero{text-align:center;padding:6rem 2rem 4rem;background:radial-gradient(ellipse at 50% 0%,rgba(77,166,255,.08) 0%,transparent 60%)}
.hero h1{font-size:clamp(2.2rem,5vw,3.5rem);font-weight:700;background:linear-gradient(135deg,var(--accent),var(--accent2),var(--accent3));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:1.2rem;line-height:1.2}
.hero p{color:var(--muted);font-size:1.1rem;max-width:600px;margin:0 auto 2rem}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.7rem 1.6rem;border-radius:10px;font-weight:600;font-size:.95rem;cursor:pointer;transition:all .3s;border:none;text-decoration:none}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;box-shadow:0 4px 20px rgba(77,166,255,.3)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(77,166,255,.4)}
.btn-outline{border:1px solid var(--glass-border);color:var(--muted);background:var(--glass)}
.btn-outline:hover{border-color:var(--accent);color:#fff}

/* SECTIONS */
section{max-width:1100px;margin:4rem auto;padding:2.5rem 2rem}
section h2{font-size:1.6rem;font-weight:700;margin-bottom:1.5rem;display:flex;align-items:center;gap:.6rem}

/* FOOTER */
footer{text-align:center;padding:3rem 2rem;color:var(--dim);font-size:.85rem;border-top:1px solid var(--glass-border);margin-top:4rem}