/* ── Reset & Base ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',-apple-system,sans-serif;
  background:#0a0a0f;
  color:#e2e8f0;
  min-height:100vh;
  overflow-x:hidden;
  line-height:1.6;
}
::selection{background:rgba(0,240,255,0.3);color:#fff}
::-webkit-scrollbar{width:6px}
::-webkit-scrollbar-track{background:#0a0a0f}
::-webkit-scrollbar-thumb{background:rgba(0,240,255,0.2);border-radius:3px}
a{color:inherit;text-decoration:none}
kbd{
  background:rgba(255,255,255,0.06);
  border:1px solid rgba(255,255,255,0.1);
  border-radius:4px;
  padding:1px 6px;
  font-size:.85em;
  font-family:inherit;
}

/* ── Background Effects ── */
#stars{
  position:fixed;inset:0;z-index:0;
  background-image:
    radial-gradient(1px 1px at 20% 30%, rgba(255,255,255,0.3), transparent),
    radial-gradient(1px 1px at 40% 70%, rgba(255,255,255,0.2), transparent),
    radial-gradient(1.5px 1.5px at 60% 20%, rgba(255,255,255,0.3), transparent),
    radial-gradient(1px 1px at 80% 50%, rgba(255,255,255,0.2), transparent),
    radial-gradient(1px 1px at 10% 80%, rgba(255,255,255,0.15), transparent),
    radial-gradient(1.5px 1.5px at 90% 90%, rgba(255,255,255,0.2), transparent),
    radial-gradient(1px 1px at 50% 10%, rgba(255,255,255,0.15), transparent),
    radial-gradient(1px 1px at 30% 50%, rgba(255,255,255,0.2), transparent);
}
.glow-sphere{
  position:fixed;border-radius:50%;filter:blur(80px);z-index:0;pointer-events:none;
}
.glow-1{
  width:600px;height:600px;
  background:radial-gradient(circle,rgba(0,240,255,0.08),transparent 70%);
  top:-200px;right:-100px;
}
.glow-2{
  width:500px;height:500px;
  background:radial-gradient(circle,rgba(124,58,237,0.08),transparent 70%);
  bottom:-150px;left:-100px;
}

/* ── Glass Utility ── */
.glass{
  background:rgba(255,255,255,0.03);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  border:1px solid rgba(255,255,255,0.06);
  border-radius:16px;
}

/* ── Navbar ── */
.navbar{
  position:fixed;top:0;left:0;right:0;z-index:100;
  padding:0 24px;height:64px;
  border-radius:0 0 16px 16px;
  border-top:none;border-left:none;border-right:none;
}
.nav-inner{
  max-width:1100px;margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;height:100%;
}
.nav-logo{
  display:flex;align-items:center;gap:10px;
  font-weight:700;font-size:1.15rem;
}
.nav-logo-img{width:28px;height:28px;border-radius:6px}
.nav-links{display:flex;align-items:center;gap:20px;font-size:.9rem;font-weight:500}
.nav-links a{transition:color .2s;color:#94a3b8}
.nav-links a:hover{color:#fff}

.btn-nav{
  background:linear-gradient(135deg,#2563EB,#7c3aed);
  padding:8px 18px;border-radius:8px;
  color:#fff!important;font-weight:600;
  transition:transform .2s,box-shadow .2s;
}
.btn-nav:hover{transform:translateY(-1px);box-shadow:0 4px 20px rgba(37,99,235,0.3)}
.btn-donate{
  background:rgba(245,158,11,0.15);
  border:1px solid rgba(245,158,11,0.3);
  padding:8px 16px;border-radius:8px;
  color:#fbbf24!important;font-weight:600;
  transition:all .2s;
}
.btn-donate:hover{background:rgba(245,158,11,0.25)}

.menu-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:4px}
.menu-toggle span{display:block;width:24px;height:2px;background:#94a3b8;border-radius:2px;transition:.3s}

/* ── Hero ── */
.hero{
  position:relative;z-index:1;
  max-width:800px;margin:0 auto;padding:140px 24px 80px;
  text-align:center;
}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 18px;margin-bottom:30px;
  font-size:.8rem;color:#94a3b8;letter-spacing:.5px;
}
.pulse-dot{
  width:8px;height:8px;border-radius:50%;
  background:#10b981;display:inline-block;
  animation:pulse 2s ease-in-out infinite;
}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
.hero-title{
  font-size:clamp(2.5rem,8vw,4.5rem);
  font-weight:900;line-height:1.1;margin-bottom:20px;
  letter-spacing:-1px;
}
.gradient-text{
  background:linear-gradient(135deg,#00f0ff,#7c3aed,#ff00ff);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
}
.hero-sub{
  font-size:1.1rem;color:#94a3b8;max-width:600px;margin:0 auto 32px;line-height:1.7;
}
.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.hero-stats{
  display:flex;gap:24px;justify-content:center;margin-top:40px;
  font-size:.85rem;color:#64748b;
}

/* ── Buttons ── */
.btn-primary{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 32px;border-radius:12px;
  font-weight:700;font-size:1.05rem;
  background:linear-gradient(135deg,#2563EB,#7c3aed);
  color:#fff;transition:all .3s;
}
.btn-primary.glow{box-shadow:0 0 30px rgba(37,99,235,0.2),0 0 60px rgba(124,58,237,0.1)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 40px rgba(37,99,235,0.3),0 0 80px rgba(124,58,237,0.15)}
.btn-secondary{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 28px;border-radius:12px;
  font-weight:600;font-size:1.05rem;
  color:#94a3b8;transition:all .2s;
}
.btn-secondary:hover{color:#fff;background:rgba(255,255,255,0.06)}
.btn-icon{font-size:1.2em}

/* ── Sections ── */
section{
  position:relative;z-index:1;
  max-width:1100px;margin:0 auto;padding:100px 24px;
}
.section-label{
  display:inline-flex;align-items:center;
  padding:6px 16px;margin-bottom:16px;
  font-size:.8rem;color:#64748b;letter-spacing:1px;text-transform:uppercase;
}
.section-title{
  font-size:clamp(1.8rem,5vw,3rem);
  font-weight:800;line-height:1.2;margin-bottom:12px;
}
.section-sub{
  color:#64748b;font-size:1.05rem;margin-bottom:40px;max-width:600px;
}

/* ── Features ── */
.features-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
  gap:16px;margin-bottom:24px;
}
.feature-card{
  padding:28px;transition:all .3s;cursor:default;
  border-left:3px solid var(--accent);
}
.feature-card:hover{
  transform:translateY(-4px);
  background:rgba(255,255,255,0.06);
  box-shadow:0 8px 40px rgba(0,0,0,0.3);
}
.feature-icon{
  width:48px;height:48px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  font-size:1.4rem;margin-bottom:16px;
}
.feature-card h3{font-size:1.1rem;font-weight:700;margin-bottom:8px}
.feature-card p{font-size:.9rem;color:#94a3b8;line-height:1.6}
.extra-features{
  padding:20px 24px;display:flex;flex-wrap:wrap;gap:16px;
  font-size:.9rem;color:#94a3b8;
}
.extra-features strong{color:#e2e8f0}

/* ── How It Works ── */
.steps{
  display:flex;align-items:center;gap:16px;
  flex-wrap:wrap;justify-content:center;
}
.step{
  flex:1;min-width:250px;max-width:320px;
  padding:32px 24px;text-align:center;
  position:relative;
}
.step-number{
  width:40px;height:40px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  margin:0 auto 16px;
  background:linear-gradient(135deg,#00f0ff,#7c3aed);
  font-weight:800;font-size:1.1rem;color:#fff;
}
.step h3{font-size:1.05rem;font-weight:700;margin-bottom:8px}
.step p{font-size:.85rem;color:#94a3b8;line-height:1.6}
.step-arrow{font-size:2rem;color:#00f0ff;font-weight:100;opacity:.5}

/* ── Screenshot ── */
.screenshot-frame{
  max-width:700px;margin:0 auto;padding:20px;
  border-radius:20px;overflow:hidden;
}
.screenshot-dots{
  display:flex;gap:8px;padding:0 4px 16px;
}
.screenshot-dots span{
  width:10px;height:10px;border-radius:50%;
  background:rgba(255,255,255,0.1);
}
.screenshot-dots span:first-child{background:#ef4444}
.screenshot-dots span:nth-child(2){background:#f59e0b}
.screenshot-dots span:nth-child(3){background:#10b981}
.screenshot-placeholder{
  height:320px;border-radius:12px;
  background:rgba(255,255,255,0.03);
  border:1px dashed rgba(255,255,255,0.08);
  display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:8px;
  color:#64748b;font-size:.9rem;
}
.screenshot-img{width:100%;border-radius:12px;display:block}
.screenshot-icon{font-size:3rem}
.screenshot-hint{font-size:.8rem;opacity:.6}

/* ── Download ── */
.download-card{
  max-width:550px;margin:0 auto 16px;
  padding:24px 28px;display:flex;
  align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
}
.download-info{display:flex;align-items:center;gap:16px}
.download-icon{
  width:52px;height:52px;border-radius:14px;
  background:linear-gradient(135deg,rgba(0,240,255,0.1),rgba(124,58,237,0.1));
  display:flex;align-items:center;justify-content:center;
  font-size:1.5rem;
}
.download-info h3{font-size:1.1rem;font-weight:700}
.download-meta{font-size:.8rem;color:#64748b;margin-top:2px}
.download-btn{padding:14px 28px;white-space:nowrap;font-size:1rem}
.download-features{
  max-width:550px;margin:0 auto;
  padding:16px 20px;display:flex;flex-wrap:wrap;gap:12px;
  font-size:.85rem;color:#94a3b8;justify-content:center;
}

/* ── Donate ── */
.donate-card{
  max-width:500px;margin:0 auto;
  padding:36px 28px;text-align:center;
}
.donate-text{
  font-size:1rem;color:#94a3b8;margin-bottom:20px;line-height:1.7;
}
.btn-donate-lg{
  display:inline-flex;align-items:center;gap:8px;
  padding:16px 40px;border-radius:12px;
  font-weight:800;font-size:1.2rem;
  background:linear-gradient(135deg,#f59e0b,#d97706);
  color:#000;transition:all .3s;
  box-shadow:0 0 30px rgba(245,158,11,0.2);
}
.btn-donate-lg:hover{
  transform:translateY(-2px);
  box-shadow:0 0 50px rgba(245,158,11,0.3);
}
.donate-hint{font-size:.8rem;color:#64748b;margin-top:12px}

/* ── Footer ── */
.footer{
  position:relative;z-index:1;
  margin:40px 24px 24px;padding:32px 24px;
  border-radius:16px 16px 0 0;
}
.footer-inner{
  max-width:1100px;margin:0 auto;
  display:flex;flex-wrap:wrap;gap:24px;
  justify-content:space-between;align-items:center;
}
.footer-brand{display:flex;align-items:center;gap:10px}
.footer-logo{width:24px;height:24px;border-radius:4px}
.footer-brand p{font-size:.85rem;color:#64748b}
.footer-links{display:flex;gap:16px;font-size:.85rem}
.footer-links a{color:#64748b;transition:color .2s}
.footer-links a:hover{color:#e2e8f0}
.footer-meta{width:100%;text-align:center;font-size:.75rem;color:#475569;padding-top:16px;border-top:1px solid rgba(255,255,255,0.04)}

/* ── Responsive ── */
@media(max-width:768px){
  .nav-links{display:none;position:absolute;top:64px;left:0;right:0;
    background:rgba(10,10,15,0.95);backdrop-filter:blur(20px);
    flex-direction:column;padding:20px;gap:16px;
    border-bottom:1px solid rgba(255,255,255,0.06);
  }
  .nav-links.open{display:flex}
  .menu-toggle{display:flex}
  .hero{padding-top:100px}
  .steps{flex-direction:column}
  .step-arrow{transform:rotate(90deg)}
  .download-card{flex-direction:column;text-align:center}
  .download-info{flex-direction:column}
  section{padding:60px 20px}
}