*{margin:0;padding:0;box-sizing:border-box}
:root{--bg-deep:#0a1628;--bg-card:rgba(255,255,255,.03);--bg-card-hover:rgba(255,255,255,.06);--glass:rgba(255,255,255,.05);--glass-border:rgba(255,255,255,.08);--primary:#00e5a0;--primary-dim:rgba(0,229,160,.15);--primary-glow:rgba(0,229,160,.3);--accent:#6366f1;--gold:#f5c542;--danger:#ef4444;--text:#f1f5f9;--text2:#cbd5e1;--text3:#94a3b8;--white:#fff;--font:'Inter',system-ui,sans-serif;--font-display:'Space Grotesk','Inter',sans-serif;--radius:16px}
html{scroll-behavior:smooth;font-family:var(--font);color:var(--text);background:var(--bg-deep);-webkit-tap-highlight-color:transparent}
body{overflow-x:hidden;-webkit-font-smoothing:antialiased;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left)}
a{color:var(--primary);text-decoration:none}
::selection{background:var(--primary);color:var(--bg-deep)}
.bg-mesh{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.bg-mesh .orb{position:absolute;border-radius:50%;filter:blur(120px);opacity:.3;animation:orbFloat 20s ease-in-out infinite}
.bg-mesh .orb:nth-child(1){width:400px;height:400px;background:var(--primary);top:-10%;left:-5%}
.bg-mesh .orb:nth-child(2){width:350px;height:350px;background:var(--accent);bottom:-10%;right:-5%;animation-delay:-10s}
@keyframes orbFloat{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(-20px,30px) scale(.95)}}
.grain{position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.03;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
nav{position:fixed;top:0;left:0;right:0;z-index:1000;padding:12px 24px}
nav .inner{max-width:900px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;height:56px;background:var(--glass);backdrop-filter:blur(24px);border:1px solid var(--glass-border);border-radius:14px;padding:0 24px}
nav .logo{font-family:var(--font-display);font-size:20px;font-weight:800;color:var(--white);display:flex;align-items:center;gap:8px;text-decoration:none}
nav .logo .mark{width:32px;height:32px;border-radius:8px;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:900;color:var(--bg-deep)}
nav .logo span{background:linear-gradient(135deg,var(--primary),#00c48c);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
nav .back{color:var(--text2);font-size:14px;font-weight:500;padding:8px 16px;border-radius:8px;transition:.2s;border:1px solid var(--glass-border)}
nav .back:hover{color:var(--white);border-color:var(--primary)}
.page{position:relative;z-index:2}
.signup-hero{text-align:center;padding:120px 24px 48px;max-width:700px;margin:0 auto}
.tier-badge{display:inline-block;font-family:var(--font-display);font-size:13px;font-weight:700;color:var(--tier,var(--primary));letter-spacing:1px;text-transform:uppercase;background:color-mix(in srgb,var(--tier,var(--primary)) 12%,transparent);padding:8px 20px;border-radius:24px;margin-bottom:24px;border:1px solid color-mix(in srgb,var(--tier,var(--primary)) 25%,transparent)}
.signup-hero h1{font-family:var(--font-display);font-size:clamp(2rem,4vw,3rem);font-weight:800;line-height:1.1;margin-bottom:16px;letter-spacing:-1.5px}
.signup-hero h1 em{font-style:normal;background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.tier-price{font-family:var(--font-display);font-size:16px;color:var(--primary);font-weight:600;margin-bottom:12px}
.tier-desc{font-size:15px;color:var(--text2);line-height:1.8;max-width:560px;margin:0 auto}
.signup-form-section{padding:0 24px 80px}
.form-container{max-width:700px;margin:0 auto;background:var(--bg-card);border:1px solid var(--glass-border);border-radius:20px;padding:48px;backdrop-filter:blur(10px)}
form h2{font-family:var(--font-display);font-size:18px;font-weight:700;color:var(--white);margin-bottom:20px;padding-bottom:12px;border-bottom:1px solid var(--glass-border);margin-top:32px}
form h2:first-child{margin-top:0}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--text2);margin-bottom:6px;letter-spacing:.3px}
.field input,.field select,.field textarea{width:100%;padding:12px 16px;background:rgba(255,255,255,.04);border:1px solid var(--glass-border);border-radius:10px;color:var(--text);font-size:14px;font-family:var(--font);transition:.3s;outline:none;-webkit-appearance:none;appearance:none}
.field select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394a3b8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:36px}
.field select option{background:#1e293b;color:#f1f5f9}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--primary);background:rgba(0,229,160,.04);box-shadow:0 0 0 3px rgba(0,229,160,.1)}
.field input::placeholder,.field textarea::placeholder{color:var(--text3)}
.field textarea{min-height:100px;resize:vertical}
.field-hint{font-size:11px;color:var(--text3);margin-top:4px}
.checkbox-group{display:flex;flex-direction:column;gap:10px;margin-bottom:16px}
.checkbox-group label{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--text2);cursor:pointer}
.checkbox-group input[type="checkbox"]{width:18px;height:18px;accent-color:var(--primary);cursor:pointer;flex-shrink:0}
.form-footer{margin-top:32px;text-align:center}
.submit-btn{background:linear-gradient(135deg,var(--tier,var(--primary)),color-mix(in srgb,var(--tier,var(--primary)),#00c48c 40%));color:var(--bg-deep);padding:16px 48px;border-radius:12px;font-weight:700;font-size:16px;border:none;cursor:pointer;transition:.3s;font-family:var(--font);width:100%;max-width:400px}
.submit-btn:hover{transform:translateY(-2px);box-shadow:0 8px 32px color-mix(in srgb,var(--tier,var(--primary)) 40%,transparent)}
.form-note{font-size:12px;color:var(--text3);margin-top:16px;line-height:1.6}
.success-message{text-align:center;padding:60px 24px}
.success-icon{width:80px;height:80px;border-radius:50%;background:var(--primary-dim);color:var(--primary);font-size:36px;display:flex;align-items:center;justify-content:center;margin:0 auto 24px;font-weight:800}
.success-message h2{font-family:var(--font-display);font-size:24px;color:var(--white);margin-bottom:12px}
.success-message p{font-size:15px;color:var(--text2);line-height:1.8;max-width:400px;margin:0 auto 24px}
.back-link{font-size:14px;color:var(--primary);font-weight:600}
footer{border-top:1px solid var(--glass-border);padding:24px;text-align:center;position:relative;z-index:2}
footer p{font-size:13px;color:var(--text3)}
@media(max-width:600px){
  .signup-hero{padding:100px 16px 32px}
  .signup-hero h1{font-size:1.8rem}
  .form-container{padding:28px 20px;border-radius:14px}
  .form-grid{grid-template-columns:1fr}
  .submit-btn{padding:14px 32px;font-size:15px}
  nav{padding:8px 12px}
  nav .inner{padding:0 14px;height:50px}
}