:root{--primary:#45d76b;--text:#f5faf6;--muted:#a9b9ad;--border:#314738;--danger:#ffaca8}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 15% 15%,#1d4c2a 0,transparent 31%),radial-gradient(circle at 85% 85%,#153525 0,transparent 32%),#07100a;color:var(--text);font-family:Inter,Segoe UI,Arial,sans-serif}.auth-shell{min-height:100vh;display:grid;place-items:center;padding:32px 20px}.auth-card{position:relative;width:min(100%,640px);padding:44px;background:linear-gradient(145deg,#18271d,#101a13);border:1px solid #385341;border-radius:24px;box-shadow:0 30px 80px #0009;overflow:hidden}.auth-card:before{content:"";position:absolute;width:260px;height:260px;right:-120px;top:-130px;border:45px solid #3ac65a18;border-radius:50%;pointer-events:none}.brand{position:relative;display:inline-flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-size:19px;font-weight:800;letter-spacing:.4px}.brand span{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,#4fda6e,#229440);box-shadow:0 8px 20px #1b873866}.eyebrow{position:relative;display:block;margin-top:30px;color:#75e68d;font-size:11px;font-weight:800;letter-spacing:1.1px;text-transform:uppercase}h1{position:relative;margin:8px 0;font-size:31px;letter-spacing:-.7px}p{position:relative;margin:0 0 28px;color:var(--muted);line-height:1.55}.field{position:relative;margin-bottom:18px}.field label{display:block;margin-bottom:8px;font-size:12px;letter-spacing:.2px;font-weight:700;color:#d4dfd6}.field input,.field select{width:100%;min-height:48px;padding:13px 14px;border:1px solid var(--border);border-radius:10px;background:#0a120d;color:var(--text);font:inherit;transition:border .2s,box-shadow .2s}.field input::placeholder{color:#708074}.field input:focus,.field select:focus{outline:0;border-color:var(--primary);box-shadow:0 0 0 4px #3ac65a1f}.help,.error{display:block;margin-top:6px;font-size:12px;line-height:1.4}.help{color:var(--muted)}.error{color:var(--danger)}.form-error{position:relative;margin:0 0 18px;padding:11px 13px;border:1px solid #9d4d4a;border-radius:9px;background:#4b1d1d66;color:#ffd1cf;font-size:13px}button{position:relative;width:100%;min-height:49px;padding:14px;border:0;border-radius:10px;background:linear-gradient(135deg,#42cb61,#269e45);box-shadow:0 10px 22px #1a963442;color:white;font-weight:800;font-size:14px;letter-spacing:.2px;cursor:pointer;transition:transform .2s,filter .2s}button:hover{transform:translateY(-1px);filter:brightness(1.07)}.auth-switch{margin:24px 0 0;text-align:center;font-size:13px}.auth-switch a{color:#7ce894;font-weight:700}@media(min-width:540px){form{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}.field-email,.field-country,.field-referral_code,.field-password1,.field-password2,form button,.form-error{grid-column:1/-1}}@media(max-width:539px){.auth-card{padding:30px 23px;border-radius:19px}h1{font-size:26px}}