/* Mobile-first, responsive, no horizontal scroll, accessible UI */

/* ---------------------------
   Modernized theme & tokens
   --------------------------- */
:root{
  --bg-900:#061022; --bg-800:#081424;
  --text:#F6FBFF; --muted:#9AA6B9;
  --accent-a:#7C5CFF; --accent-b:#00D4FF;
  --accent-grad:linear-gradient(90deg,var(--accent-a),var(--accent-b));
  --max-w:1200px; --pad:18px; --radius:14px;
  --shadow-soft:0 8px 30px rgba(2,6,23,0.45);
  --shadow-strong:0 20px 60px rgba(2,6,23,0.65);
}

/* reset */
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%;overflow-x:hidden}
body{
  font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,Arial;
  color:var(--text); font-size:16px; line-height:1.45;
  background:
    radial-gradient(circle 600px at 15% 20%, rgba(124,92,255,0.15), transparent 25%),
    radial-gradient(circle 700px at 85% 15%, rgba(0,212,255,0.12), transparent 28%),
    radial-gradient(circle 500px at 50% 85%, rgba(124,92,255,0.08), transparent 30%),
    linear-gradient(180deg,var(--bg-900),var(--bg-800));
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
}

/* container */
.container{max-width:var(--max-w); margin:0 auto; padding:0 clamp(14px,2.2vw,var(--pad))}

/* header */
.site-header{position:sticky;top:14px;z-index:80}
.header-inner{display:flex;align-items:center;gap:12px;padding:12px;border-radius:12px;background:linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));border:1px solid rgba(255,255,255,0.05);backdrop-filter:blur(6px)}
.logo{font-weight:800;font-size:1.05rem;background:linear-gradient(90deg,rgba(255,255,255,0.98),rgba(255,255,255,0.88));-webkit-background-clip:text;background-clip:text;color:transparent}

/* nav */
.nav-desktop{margin-left:auto;display:none;gap:10px}
.nav-link{color:var(--muted);text-decoration:none;padding:8px;border-radius:8px;font-weight:700}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,0.02)}
.nav-toggle{margin-left:auto;background:transparent;border:1px solid rgba(255,255,255,0.04);padding:8px;border-radius:8px;color:var(--text);cursor:pointer}
.nav-mobile{position:fixed;inset:0;display:flex;align-items:flex-end;justify-content:center;pointer-events:none;opacity:0;transition:opacity .18s;z-index:78}
body.nav-open .nav-mobile{pointer-events:auto;opacity:1}
.nav-mobile-inner{width:100%;max-width:420px;margin:0 16px 18px;border-radius:14px 14px 8px 8px;padding:18px;background:linear-gradient(180deg,rgba(255,255,255,0.02),rgba(255,255,255,0.01));border:1px solid rgba(255,255,255,0.05);box-shadow:var(--shadow-strong)}

/* mobile menu */
.mobile-menu{display:flex;flex-direction:column;gap:10px}
.mobile-menu .nav-link{padding:12px; text-align:center; background:rgba(255,255,255,0.1); border-radius:8px}
.mobile-menu .nav-link:hover{background:rgba(255,255,255,0.2)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:10px;padding:10px 14px;border-radius:12px;font-weight:700;text-decoration:none;border:0;cursor:pointer; animation: buttonAnimation 0.6s ease;}
.btn-primary{background:var(--accent-grad);color:#061022;box-shadow:0 8px 30px rgba(124,92,255,0.18)}
.btn-ghost{background:transparent;border:1px solid rgba(255,255,255,0.04);color:var(--text)}
.btn-large{padding:12px 20px;border-radius:14px}

/* reveal animation for buttons */
@keyframes buttonAnimation {
  0% { transform: scale(1); }
  100% { transform: scale(1.05); }
}
.btn[data-animate]{transform:scale(0.8);opacity:0;transition:transform .6s ease, opacity .6s ease}
.btn[data-animate].reveal{transform:scale(1);opacity:1}

/* hero */
.section{padding-block:clamp(36px,6vw,84px)}
.hero{position:relative;min-height:clamp(56vh,70vh,82vh);display:flex;align-items:center;justify-content:center;padding:36px 0;overflow:hidden}
.hero-inner{position:relative;z-index:3;display:flex;flex-direction:column;gap:14px;text-align:left;max-width:980px;padding-inline:6px}
.hero-title{font-size:clamp(1.8rem,5.4vw,3.2rem);font-weight:900;color:#fff;margin:0;line-height:1.02}
.subtitle{color:var(--muted);font-weight:600;max-width:820px}
.hero-cta{display:flex;gap:12px;justify-content:flex-start;flex-wrap:wrap}
.small-note{color:var(--muted);font-size:0.9rem}

/* features */
.feature-grid{display:grid;grid-template-columns:1fr;gap:16px}
.feature-card{display:flex;flex-direction:column;gap:10px;padding:18px;border-radius:20px;background:linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01));border:1px solid rgba(255,255,255,0.04);backdrop-filter:blur(8px);box-shadow:var(--shadow-soft);transition:transform .22s ease,box-shadow .22s ease;min-height:160px}
.feature-card--accent{background:linear-gradient(180deg, rgba(124,92,255,0.06), rgba(255,255,255,0.01));border:1px solid rgba(124,92,255,0.14)}
.feature-icon{width:56px;height:56px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;background:rgba(255,255,255,0.02);color:var(--accent-b)}
.feature-title{font-size:1.05rem;font-weight:800;color:var(--text);margin:0}
.feature-desc{color:var(--muted);font-size:0.97rem;margin:0;font-weight:600}
.feature-meta{margin-top:auto;font-size:0.82rem;color:rgba(255,255,255,0.75);font-weight:700}
.feature-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-strong)}

/* reveal animation */
[data-animate]{opacity:0;transform:translateY(16px);transition:opacity .6s ease, transform .6s cubic-bezier(.2,.9,.2,1)}
.reveal{opacity:1;transform:none}

/* about / contact */
.about .lead{color:var(--muted);font-weight:600}
.card.info{background:linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));border-radius:14px;padding:16px;margin-top:12px;border:1px solid rgba(255,255,255,0.03)}
.contact-form{max-width:920px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.form-row{display:grid;grid-template-columns:1fr;gap:12px}
.field{display:flex;flex-direction:column;color:var(--muted);font-weight:700}
.label-text{font-size:0.9rem;margin-bottom:6px}
.field input,.field textarea{padding:12px;border-radius:12px;background:rgba(255,255,255,0.02);border:1px solid rgba(255,255,255,0.03);color:var(--text);font-size:0.95rem}
.form-actions{display:flex;gap:12px;align-items:center}

/* footer */
.site-footer{border-top:1px solid rgba(255,255,255,0.03);color:var(--muted);padding:20px 0;background:linear-gradient(180deg, rgba(255,255,255,0.005), transparent)}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.brand{font-weight:700;color:var(--text)}
.footer-nav{display:flex;gap:12px;flex-wrap:wrap}
.footer-legal{margin-top:10px;color:var(--muted);font-size:0.9rem;line-height:1.3}

/* small screens */
@media (min-width:700px){
  .nav-desktop{display:flex}
  .nav-toggle{display:none}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .form-row{grid-template-columns:repeat(2,1fr)}
  .hero-title{font-size:clamp(2.6rem,5.6vw,3.8rem)}
}

/* wide */
@media (min-width:1100px){
  .feature-grid{grid-template-columns:repeat(3,1fr)}
  .container{max-width:1200px}
}

/* accessibility / reduce motion */
@media (max-width:900px),(prefers-reduced-motion:reduce){
  .parallax,.parallax__layer{display:none}
  *{transition:none!important;animation:none!important}
}

/* final safety */
html,body{max-width:100%;overflow-x:hidden}