/* ===================== LUXAIN — Landing & Registration ===================== */
:root{
  --bg:#0E1116;
  --gold:#D4AF37;
  --gold-soft:rgba(212,175,55,.14);
  --gold-line:rgba(212,175,55,.35);
  --white:#FFFFFF;
  --text:#EAECEF;
  --muted:#8A93A2;
  --success:#3DDC84;
  --danger:#FF5D5D;
  --glass:rgba(255,255,255,.045);
  --glass-brd:rgba(255,255,255,.08);
  --shadow:0 18px 50px rgba(0,0,0,.45);
  --radius:20px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;}
html,body{margin:0;padding:0;}
body{
  background:var(--bg);color:var(--text);
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
.hidden{display:none !important;}
a{text-decoration:none;color:inherit;}

.bg-glow{position:fixed;border-radius:50%;filter:blur(130px);z-index:0;pointer-events:none;opacity:.5;}
.bg-glow-1{width:520px;height:520px;background:radial-gradient(circle,rgba(212,175,55,.16),transparent 70%);top:-160px;right:-140px;}
.bg-glow-2{width:460px;height:460px;background:radial-gradient(circle,rgba(61,220,132,.07),transparent 70%);bottom:0;left:-160px;}

.wrap{position:relative;z-index:1;max-width:1080px;margin:0 auto;padding:0 20px;}
.wrap-narrow{max-width:600px;}

.glass{background:var(--glass);border:1px solid var(--glass-brd);border-radius:var(--radius);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);box-shadow:var(--shadow);}

/* topbar */
.topbar{position:sticky;top:0;z-index:20;padding:18px 0;background:linear-gradient(180deg,var(--bg) 60%,transparent);}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;}
.brand-logo{height:26px;width:auto;filter:drop-shadow(0 2px 8px rgba(0,0,0,.5));}
.nav-cta{padding:9px 18px;border-radius:11px;border:1px solid var(--gold-line);color:var(--gold);font-weight:700;font-size:.82rem;transition:.2s;}
.nav-cta:hover{background:var(--gold-soft);}

/* hero */
.hero{padding:64px 0 56px;text-align:center;}
.hero-eyebrow{font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;color:var(--gold);font-weight:700;margin-bottom:18px;}
.hero h1{font-family:'Sora',sans-serif;font-weight:800;font-size:clamp(2rem,5vw,3.4rem);line-height:1.15;margin:0 0 20px;max-width:800px;margin-left:auto;margin-right:auto;}
.hero h1 .gold{background:linear-gradient(135deg,#FFFFFF 20%,#F3D98B 60%,var(--gold));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;}
.hero-sub{color:var(--muted);font-size:1.05rem;line-height:1.65;max-width:560px;margin:0 auto 32px;}
.btn-primary{
  display:inline-flex;align-items:center;gap:10px;padding:15px 28px;border-radius:15px;border:none;cursor:pointer;
  background:linear-gradient(135deg,#F3D98B,var(--gold));color:#0E1116;font-weight:800;font-size:.95rem;
  box-shadow:0 14px 34px rgba(212,175,55,.28);transition:.2s;font-family:'Inter',sans-serif;
}
.btn-primary:hover{transform:translateY(-1px);}
.btn-primary.full{width:100%;justify-content:center;}

/* risk warning banner */
.risk-banner{
  display:flex;align-items:center;gap:14px;padding:16px 20px;border-radius:14px;
  background:rgba(255,176,32,.08);border:1px solid rgba(255,176,32,.35);
  color:#FFB020;font-size:.86rem;font-weight:600;line-height:1.5;
}
.risk-banner i{font-size:1.1rem;flex-shrink:0;}

/* how it works */
.how{padding:20px 0 64px;}
.how-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
@media(max-width:760px){.how-grid{grid-template-columns:1fr;}}
.how-item{text-align:center;padding:26px 18px;}
.how-ico{width:52px;height:52px;border-radius:15px;background:var(--gold-soft);color:var(--gold);display:flex;align-items:center;justify-content:center;font-size:1.3rem;margin:0 auto 16px;}
.how-title{font-family:'Sora',sans-serif;font-weight:700;font-size:1.02rem;margin-bottom:8px;}
.how-sub{color:var(--muted);font-size:.86rem;line-height:1.55;}

/* section head */
.section-head{text-align:center;max-width:560px;margin:0 auto 40px;}
.section-eyebrow{font-size:.76rem;letter-spacing:.14em;text-transform:uppercase;color:var(--gold);font-weight:700;margin-bottom:12px;}
.section-head h2{font-family:'Sora',sans-serif;font-weight:800;font-size:clamp(1.5rem,3.4vw,2.1rem);margin:0 0 12px;}
.section-head p{color:var(--muted);font-size:.95rem;line-height:1.6;}

/* plans */
.plans{padding:24px 0 72px;}
.plan-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;max-width:820px;margin:0 auto;}
@media(max-width:760px){.plan-grid{grid-template-columns:1fr;}}
.plan-card{
  position:relative;background:var(--glass);border:1px solid var(--glass-brd);border-radius:24px;
  padding:32px 28px;backdrop-filter:blur(18px);box-shadow:var(--shadow);
}
.plan-card.featured{border-color:var(--gold-line);background:linear-gradient(180deg,rgba(212,175,55,.07),rgba(255,255,255,.03));}
.plan-badge{display:inline-block;padding:5px 13px;border-radius:999px;background:rgba(61,220,132,.14);color:var(--success);font-size:.7rem;font-weight:800;letter-spacing:.03em;margin-bottom:16px;}
.plan-badge.gold{background:var(--gold-soft);color:var(--gold);}
.plan-name{font-family:'Sora',sans-serif;font-weight:800;font-size:1.6rem;margin-bottom:6px;}
.plan-tagline{color:var(--muted);font-size:.88rem;margin-bottom:22px;}
.plan-figure{display:flex;align-items:baseline;gap:8px;margin-bottom:26px;}
.plan-figure .num{font-family:'Sora',sans-serif;font-weight:800;font-size:2.4rem;background:linear-gradient(135deg,#FFFFFF 20%,#F3D98B 60%,var(--gold));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;}
.plan-figure .unit{color:var(--muted);font-size:.85rem;font-weight:600;}
.plan-list{list-style:none;padding:0;margin:0 0 28px;display:flex;flex-direction:column;gap:13px;}
.plan-list li{display:flex;align-items:flex-start;gap:10px;font-size:.86rem;line-height:1.5;color:var(--text);}
.plan-list li i{color:var(--success);margin-top:3px;flex:0 0 auto;}
.btn-select{
  width:100%;padding:13px;border-radius:13px;border:1px solid var(--glass-brd);background:transparent;
  color:var(--text);font-weight:700;font-size:.88rem;cursor:pointer;transition:.2s;font-family:'Inter',sans-serif;
}
.btn-select:hover{border-color:var(--gold-line);color:var(--gold);}
.btn-select.gold{background:linear-gradient(135deg,#F3D98B,var(--gold));color:#0E1116;border:none;}

/* registration form */
.register{padding:24px 0 80px;}
.reg-card{padding:32px 28px;}
.field{margin-bottom:22px;}
.field label{display:block;font-size:.78rem;font-weight:700;color:var(--muted);margin-bottom:9px;text-transform:uppercase;letter-spacing:.04em;}
.field input[type=text],.field input[type=email],.field input[type=tel],.field textarea{
  width:100%;padding:13px 15px;border-radius:13px;border:1px solid var(--glass-brd);background:rgba(255,255,255,.04);
  color:var(--text);font-size:.92rem;font-family:'Inter',sans-serif;
}
.field textarea{resize:vertical;min-height:80px;}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--gold-line);}
.field-hint{color:var(--muted);font-size:.76rem;line-height:1.5;margin-top:8px;}

.plan-toggle{display:flex;gap:10px;}
.plan-opt{
  flex:1;padding:13px;border-radius:13px;border:1px solid var(--glass-brd);background:transparent;
  color:var(--muted);font-weight:700;font-size:.85rem;cursor:pointer;display:flex;flex-direction:column;gap:4px;
  align-items:center;transition:.2s;font-family:'Inter',sans-serif;
}
.plan-opt span{font-weight:600;font-size:.7rem;color:var(--muted);}
.plan-opt.active{background:var(--gold-soft);border-color:var(--gold-line);color:var(--gold);}
.plan-opt.active span{color:var(--gold);}

.disclaimer-box{
  max-height:220px;overflow-y:auto;padding:16px 18px;border-radius:14px;background:rgba(255,255,255,.03);
  border:1px solid var(--glass-brd);font-size:.8rem;line-height:1.65;color:var(--muted);margin-bottom:14px;
}
.disclaimer-box p{margin:0 0 12px;}
.disclaimer-box p:last-child{margin-bottom:0;}
.disclaimer-box b{color:var(--text);}
.agree-row{display:flex;align-items:flex-start;gap:10px;font-size:.85rem;color:var(--text);cursor:pointer;}
.agree-row input{margin-top:3px;flex:0 0 auto;width:17px;height:17px;accent-color:var(--gold);cursor:pointer;}

.form-err{color:var(--danger);font-size:.83rem;font-weight:600;margin-bottom:16px;line-height:1.6;}

/* success state */
.success-card{text-align:center;padding:40px 28px;}
.success-ico{font-size:3.2rem;color:var(--success);margin-bottom:18px;filter:drop-shadow(0 8px 24px rgba(61,220,132,.35));}
.success-title{font-family:'Sora',sans-serif;font-weight:800;font-size:1.35rem;margin-bottom:10px;}
.success-sub{color:var(--muted);font-size:.88rem;line-height:1.6;margin-bottom:24px;}
.token-box{display:flex;gap:10px;margin-bottom:22px;}
.token-box input{
  flex:1;padding:12px 14px;border-radius:12px;border:1px solid var(--glass-brd);background:rgba(255,255,255,.04);
  color:var(--text);font-size:.78rem;font-family:'Sora',sans-serif;
}
.token-box button{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--glass-brd);background:rgba(255,255,255,.05);
  color:var(--gold);cursor:pointer;font-size:.9rem;flex:0 0 auto;
}
.token-box button.copied{color:var(--success);border-color:rgba(61,220,132,.4);}

/* footer */
.site-footer{padding:40px 0 56px;text-align:center;border-top:1px solid rgba(255,255,255,.05);}
.footer-logo{height:20px;opacity:.8;margin-bottom:14px;}
.footer-note{color:var(--muted);font-size:.72rem;max-width:520px;margin:0 auto;line-height:1.6;}