/* PMI Backup - Blockchain Cyber (no framework)
   File: /assets/site-cyber.css
*/

@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap");

:root{
  /* --- Blockchain palette --- */
  --neo-green: #00ff8e;
  --neo-cyan:  #00fefc;
  --neo-blue:  #3f51ff;
  --neo-violet:#7c3aed;

  --bg0: #0a1024;
  --bg1: #0c1430;
  --bg2: #101c3d;

  --text: #eef2ff;
  --muted: rgba(238,242,255,0.72);

  --surface: rgba(255,255,255,0.06);
  --surface-2: rgba(0,0,0,0.25);
  --border: rgba(255,255,255,0.14);

  --shadow: 0 18px 60px rgba(0,0,0,0.55);

  --radius-lg: 20px;
  --radius-md: 14px;

  --container: 1100px;
  --nav-h: 66px;

  /* Unico stile CTA (NAV + Hero + Submit) */
  --cta-bg: linear-gradient(45deg, var(--neo-green), var(--neo-cyan));
  --cta-border: rgba(0,254,252,0.28);
  --cta-glow: 0 0 18px rgba(0,254,252,0.18), 0 0 28px rgba(0,255,142,0.14);
}

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

html{ scroll-behavior:smooth; }

body{
  font-family: Inter, system-ui, -apple-system, Segoe UI, Arial, sans-serif;
  color: var(--text);
  min-height:100vh;

  background:
    radial-gradient(900px 520px at 12% 0%, rgba(0,255,142,0.22) 0%, rgba(0,255,142,0) 55%),
    radial-gradient(900px 520px at 88% 12%, rgba(0,254,252,0.20) 0%, rgba(0,254,252,0) 55%),
    radial-gradient(1200px 650px at 50% 110%, rgba(124,58,237,0.16) 0%, rgba(124,58,237,0) 60%),

    /* grid */
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(180deg, var(--bg1) 0%, var(--bg2) 55%, var(--bg0) 100%);

  background-size:
    auto, auto, auto,
    44px 44px,
    44px 44px,
    auto;

  background-position:
    center, center, center,
    0 0, 0 0,
    center;
}

a{ color: inherit; text-decoration:none; }
img{ max-width:100%; height:auto; display:block; }
.hidden{ display:none !important; }

/* ---------- BG CHAIN FULLSCREEN ---------- */
.bg-anim{
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
}
.bg-anim canvas{
  width: 100%;
  height: 100%;
  display: block;
  opacity: .22; /* regola 0.15–0.30 */
}

/* ---------- LAYOUT ---------- */
.container{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.25rem 3rem;

  /* sopra al canvas */
  position: relative;
  z-index: 1;
}

/* ---------- NAVBAR ---------- */
.nav-wrap{
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(5,8,20,0.58);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,0.10);
}

.nav{
  height: var(--nav-h);
  max-width: var(--container);
  margin:0 auto;
  padding: 0.9rem 1.25rem;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 1rem;
}

.brand{ display:flex; align-items:center; gap: 0.75rem; }

.brand-badge{
  width: 34px; height: 34px;
  border-radius: 12px;
  background: var(--cta-bg);
  box-shadow: var(--cta-glow);
}

.brand-text{
  font-weight: 900;
  letter-spacing: 0.06em;
}

.nav-links{ display:flex; align-items:center; gap: 0.55rem; }

.nav-links a{
  color: rgba(238,242,255,0.92);
  font-size: 0.95rem;
  font-weight: 750;
  padding: 0.45rem 0.6rem;
  border-radius: 12px;
  border: 1px solid transparent;
}

.nav-links a:hover{
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.10);
}

.nav-links a.active{
  background: rgba(0,254,252,0.10);
  border-color: rgba(0,254,252,0.20);
}

.nav-cta{
  background: var(--cta-bg);
  color: #041018 !important;
  border: 1px solid var(--cta-border) !important;
  box-shadow: var(--cta-glow);
}

.nav-cta:hover{ filter: brightness(1.05); }

.hamburger{
  display:none;
  border: 1px solid rgba(255,255,255,0.16);
  background: rgba(0,0,0,0.25);
  color: var(--text);
  padding: 0.55rem 0.7rem;
  border-radius: 12px;
  cursor:pointer;
  font-weight: 800;
}

.mobile-menu{
  display:none;
  padding: 0 1.25rem 1rem;
  border-top: 1px solid rgba(255,255,255,0.10);
  background: rgba(5,8,20,0.74);
}

.mobile-menu a{
  display:block;
  padding: 0.85rem 0.35rem;
  color: rgba(238,242,255,0.92);
  border-bottom: 1px solid rgba(255,255,255,0.10);
  font-weight: 800;
}

.mobile-menu a:last-child{ border-bottom:none; }

.mobile-menu a.active{
  background: rgba(0,254,252,0.10);
  border-radius: 12px;
}

/* ---------- HERO ---------- */
.hero{ padding: 2.2rem 0 1.4rem; text-align:center; }

.eyebrow{
  color: rgba(238,242,255,0.70);
  font-weight: 800;
}

.hero h1{
  font-size: clamp(1.9rem, 2.7vw + 1rem, 2.6rem);
  letter-spacing: -0.02em;
  line-height: 1.15;
  text-shadow: 0 0 18px rgba(0,254,252,0.10);
}

.lead{
  max-width: 920px;
  margin: 0.8rem auto 0;
  color: var(--muted);
  font-size: 1.06rem;
  line-height: 1.7;
}

.pill{
  display:inline-block;
  margin-top: 1.1rem;
  padding: 0.6rem 0.9rem;
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
}

.hero-actions{
  margin-top: 1.1rem;
  display:flex;
  justify-content:center;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.btn{
  display:inline-block;
  padding: 0.85rem 1.05rem;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.14);
  font-weight: 900;
  transition: transform 0.18s ease, filter 0.18s ease, background 0.18s ease;
}

.btn:hover{ transform: translateY(-1px); }

.btn.primary{
  background: var(--cta-bg);
  color: #041018;
  border: 1px solid var(--cta-border);
  box-shadow: var(--cta-glow);
}

.btn.primary:hover{ filter: brightness(1.05); }

.btn.ghost{
  background: rgba(255,255,255,0.06);
  color: rgba(238,242,255,0.95);
}

/* ---------- SECTIONS ---------- */
.section{
  margin-top: 2.3rem;
  scroll-margin-top: calc(var(--nav-h) + 18px);
}

.section h2{
  text-align:center;
  font-size: clamp(1.5rem, 1.6vw + 1rem, 1.9rem);
  margin-bottom: 0.75rem;
}

.section-sub{
  text-align:center;
  max-width: 920px;
  margin: 0 auto 1.1rem;
  color: var(--muted);
  line-height: 1.6;
}

/* ---------- CARDS ---------- */
.grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.1rem;
  margin-top: 1.4rem;
}

.card{
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.card:hover{
  transform: translateY(-3px);
  border-color: rgba(0,254,252,0.26);
  box-shadow: 0 24px 78px rgba(0,0,0,0.60);
}

.badge{
  display:inline-block;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(0,254,252,0.10);
  border: 1px solid rgba(0,254,252,0.18);
  color: rgba(238,242,255,0.90);
  font-weight: 900;
  letter-spacing: 0.08em;
  font-size: 0.86rem;
  margin-bottom: 0.8rem;
}

.price{
  margin-top: 0.85rem;
  font-size: 1.25rem;
  font-weight: 950;
  color: #a7fff0;
  text-shadow: 0 0 12px rgba(0,254,252,0.16);
}

.meta{
  margin-top: 0.45rem;
  color: rgba(238,242,255,0.70);
  font-size: 0.95rem;
  line-height: 1.45;
}

.card-link{
  display:inline-block;
  margin-top: 0.85rem;
  padding: 0.6rem 0.85rem;
  border-radius: 12px;
  border: 1px solid rgba(0,254,252,0.20);
  background: rgba(0,254,252,0.10);
  color: rgba(238,242,255,0.92);
  font-weight: 900;
}

.card-link:hover{ filter: brightness(1.06); }

/* ---------- STEPS / CALLOUT / CONTACT ---------- */
.steps, .callout, .contact{
  max-width: 920px;
  margin: 0 auto;
  background: rgba(0,0,0,0.22);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
}

.steps{ line-height: 1.9; }
.steps li{ margin: 0.35rem 0; }

.inline-link{
  display:inline-block;
  margin-top: 0.7rem;
  font-weight: 900;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.contact{ margin-top: 2.3rem; }

.contact form{
  display:grid;
  gap: 1rem;
  max-width: 680px;
  margin: 0.8rem auto 0;
}

input, textarea{
  padding: 1rem;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.92);
  color: #0f172a;
  font: inherit;
}

textarea{ min-height: 130px; resize: vertical; }

button, #submit-btn{
  padding: 1rem 1.2rem;
  border-radius: 12px;
  border: 1px solid var(--cta-border);
  background: var(--cta-bg);
  color:#041018;
  font-weight: 950;
  cursor:pointer;
  box-shadow: var(--cta-glow);
}

button:hover, #submit-btn:hover{ filter: brightness(1.06); }
button:disabled, #submit-btn:disabled{ opacity:0.7; cursor:not-allowed; }

.form-success{
  display:none;
  text-align:center;
  padding: 1.2rem;
  border-radius: 12px;
  margin: 1.1rem auto 0;
  max-width: 680px;
  background: rgba(0,254,252,0.10);
  border: 1px solid rgba(0,254,252,0.18);
}

.form-success.show{ display:block; }

.fineprint{
  text-align:center;
  margin-top: 0.9rem;
  color: rgba(238,242,255,0.70);
  line-height: 1.6;
}

/* ---------- FOOTER ---------- */
footer{
  margin-top: 2.6rem;
  text-align:center;
  color: rgba(238,242,255,0.70);
  border-top: 1px solid rgba(255,255,255,0.10);
  padding-top: 1.3rem;
  line-height: 1.7;
  font-size: 0.95rem;
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 860px){
  .nav-links{ display:none; }
  .hamburger{ display:inline-block; }
  .btn{ width: 100%; text-align:center; }
}

@media (max-width: 520px){
  .container{ padding-left: 1rem; padding-right: 1rem; }
  .nav{ padding-left: 1rem; padding-right: 1rem; }
}