:root{
  --bg:#050311; --purple:#7b2ff7; --pink:#ff2fb0; --gold:#ffb703; --cyan:#00e0ff;
  --text:#f5f0ff; --muted:#b9a8d9; --card:rgba(30,15,50,0.55); --border:rgba(180,120,255,0.25);
}
*{box-sizing:border-box; margin:0; padding:0;}
body{
  font-family:'Segoe UI', system-ui, sans-serif; color:var(--text); min-height:100vh;
  background:
    radial-gradient(circle at 15% 20%, rgba(255,183,3,0.25), transparent 40%),
    radial-gradient(circle at 85% 15%, rgba(0,224,255,0.15), transparent 45%),
    radial-gradient(circle at 50% 90%, rgba(255,47,176,0.15), transparent 50%),
    #050311;
  overflow-x:hidden; position:relative;
}
.stars{position:fixed; inset:0; z-index:-2;
  background-image:
    radial-gradient(1px 1px at 10% 20%, #fff, transparent),
    radial-gradient(1px 1px at 30% 70%, #fff, transparent),
    radial-gradient(2px 2px at 60% 15%, #fff, transparent),
    radial-gradient(1px 1px at 80% 50%, #fff, transparent),
    radial-gradient(1px 1px at 45% 85%, #fff, transparent),
    radial-gradient(2px 2px at 90% 25%, #fff, transparent),
    radial-gradient(1px 1px at 25% 40%, #fff, transparent);
  opacity:0.6;
}
.sun-bg{
  position:fixed; top:-180px; right:-180px; width:500px; height:500px; z-index:-1;
  background:radial-gradient(circle, #ffcf5c 0%, #ff8a00 40%, transparent 75%);
  border-radius:50%; filter:blur(10px); opacity:0.7;
  animation:pulse 6s ease-in-out infinite;
}
@keyframes pulse{0%,100%{opacity:0.6;} 50%{opacity:0.9;}}
.planet-deco{position:fixed; z-index:-1; border-radius:50%; opacity:0.85;}
.planet1{width:90px; height:90px; bottom:8%; left:6%;
  background:radial-gradient(circle at 30% 30%, #9b6bff, #3a1a7a);
  box-shadow:0 0 40px 10px rgba(155,107,255,0.4);}
.planet2{width:50px; height:50px; top:20%; left:80%;
  background:radial-gradient(circle at 30% 30%, #ff9ecf, #b3005c);
  box-shadow:0 0 30px 8px rgba(255,47,176,0.4);}
.planet-ring{position:absolute; inset:-14px; border:3px solid rgba(255,255,255,0.15); border-radius:50%; transform:rotate(20deg);}

header{display:flex; justify-content:space-between; align-items:center; padding:20px 40px; flex-wrap:wrap; gap:12px;}
.logo{display:flex; align-items:center; gap:10px; font-size:20px; font-weight:800;}
.accent{background:linear-gradient(90deg,var(--gold),var(--pink),var(--cyan)); -webkit-background-clip:text; background-clip:text; color:transparent;}
nav{display:flex; gap:10px; flex-wrap:wrap; align-items:center;}
.nav-link{color:var(--text); text-decoration:none; padding:8px 14px; border-radius:8px; font-weight:600; font-size:14px; transition:.2s;}
.nav-link:hover, .nav-link.active{background:var(--card); border:1px solid var(--border);}
select#langSelect{
  background:var(--card); color:var(--text); border:1px solid var(--border); border-radius:8px; padding:6px 10px; font-size:13px;
}

main{max-width:1000px; margin:0 auto; padding:30px 24px 70px; position:relative; z-index:1;}
h1{font-size:38px; line-height:1.25; margin-bottom:16px; background:linear-gradient(90deg,#fff,#d9c2ff); -webkit-background-clip:text; background-clip:text;}
h2{font-size:26px; margin-bottom:20px;}
.subtitle{color:var(--muted); font-size:17px; margin-bottom:28px; max-width:600px;}
.cta-row{display:flex; gap:16px; flex-wrap:wrap;}
.cta-btn{background:linear-gradient(135deg,var(--purple),var(--pink)); color:#fff; border:none; padding:14px 28px; border-radius:14px; font-weight:700; font-size:15px; cursor:pointer; box-shadow:0 8px 24px rgba(255,47,176,0.35);}
.cta-btn:hover{transform:translateY(-2px);}
.cta-btn.ghost{background:transparent; border:1px solid var(--border); color:var(--text); box-shadow:none;}

.form-group{margin:18px 0; max-width:420px;}
.form-group label{display:block; margin-bottom:8px; color:var(--muted); font-size:14px;}
.form-group input{width:100%; padding:12px 14px; border-radius:10px; border:1px solid var(--border); background:rgba(255,255,255,0.04); color:var(--text); font-size:15px;}

.chart-grid{display:grid; grid-template-columns:1fr 1fr; gap:24px;}
.chart-card{background:var(--card); border:1px solid var(--border); border-radius:16px; padding:18px;}
.chart-card h3{margin-bottom:10px; font-size:16px;}
canvas{width:100% !important; height:220px !important;}

.news-grid{display:grid; gap:18px;}
.news-card{background:var(--card); border:1px solid var(--border); border-radius:14px; padding:18px; transition:.2s;}
.news-card:hover{border-color:var(--cyan); transform:translateY(-2px);}
.news-card h3{font-size:16px; margin-bottom:6px;}
.news-card p{color:var(--muted); font-size:14px; margin-bottom:8px;}
.news-card a{color:var(--cyan); font-size:13px; text-decoration:none;}
.news-source{font-size:12px; color:var(--muted); margin-bottom:16px;}

footer{text-align:center; padding:30px; color:var(--muted); font-size:13px; border-top:1px solid var(--border); position:relative; z-index:1;}

@media(max-width:640px){
  .chart-grid{grid-template-columns:1fr;}
  header{flex-direction:column;}
  h1{font-size:28px;}
}


/* --- Loader (binary star system) --- */
.loader-overlay{
  position:fixed; inset:0; background:rgba(4,3,15,0.92); z-index:999;
  display:none; flex-direction:column; align-items:center; justify-content:center; gap:24px;
}
.loader-overlay.show{display:flex;}
.binary-system{position:relative; width:140px; height:140px;}
.sun{position:absolute; width:26px; height:26px; border-radius:50%; top:50%; left:50%; margin:-13px;
  box-shadow:0 0 20px 6px currentColor; animation: orbitSuns 3s linear infinite;}
.sun1{color:#ffb347; background:#ffb347; animation-delay:0s;}
.sun2{color:#00e0ff; background:#00e0ff; animation-delay:-1.5s;}
@keyframes orbitSuns{0%{transform:rotate(0deg) translateX(22px) rotate(0deg);}100%{transform:rotate(360deg) translateX(22px) rotate(-360deg);}}
.orbit{position:absolute; top:50%; left:50%; width:120px; height:120px; margin:-60px;
  border:1px dashed rgba(180,140,255,0.25); border-radius:50%; animation: spin 6s linear infinite;}
.planet{position:absolute; width:12px; height:12px; border-radius:50%;
  background:linear-gradient(135deg,#9b6bff,#ff9ecf); top:-6px; left:50%; margin-left:-6px;
  box-shadow:0 0 10px 2px rgba(155,107,255,0.6);}
@keyframes spin{from{transform:rotate(0deg);}to{transform:rotate(360deg);}}
.loader-text{color:var(--muted); font-size:14px;}

/* --- Mnemonic box --- */
.mnemonic-box{display:grid; grid-template-columns:repeat(4,1fr); gap:10px; background:var(--card);
  border:1px solid var(--border); border-radius:12px; padding:20px; margin-bottom:16px;
  font-family:monospace; font-size:15px; max-width:600px;}
.mnemonic-box span{background:rgba(255,255,255,0.05); padding:8px; border-radius:6px; text-align:center;}
.warn{background:rgba(255,180,0,0.08); border:1px solid rgba(255,180,0,0.3); padding:14px;
  border-radius:10px; margin-bottom:20px; color:#ffd580; font-size:14px; max-width:600px;}

/* --- Password eye --- */
.password-wrap{position:relative; display:flex; align-items:center; max-width:420px;}
.password-wrap input{padding-right:60px;}
.eye-btn{position:absolute; right:8px; background:var(--card); border:1px solid var(--border);
  border-radius:6px; cursor:pointer; font-size:11px; color:var(--text); padding:4px 8px;}

/* --- Copy feedback --- */
.copy-feedback{margin-left:10px; font-size:13px; color:var(--cyan); opacity:0; transition:opacity .3s;}
.copy-feedback.show{opacity:1;}

/* --- Wallet address / balance display --- */
.wallet-addr{font-family:monospace; font-size:12px; color:var(--muted); word-break:break-all;
  background:rgba(255,255,255,0.03); padding:8px; border-radius:8px; margin-top:8px;}