:root{--g:#00d64f;--ink:#101512;--mut:#68736c;--bg:#f3f6f3;--line:#e2e8e3}
*{box-sizing:border-box}body{margin:0;font-family:Inter,Arial,sans-serif;background:var(--bg);color:var(--ink)}
.shell{max-width:1080px;margin:auto;padding:18px}.nav{display:flex;align-items:center;justify-content:space-between;padding:8px 0 25px}
.brand{font-size:28px;font-weight:900}.brand b{color:var(--g)}a{text-decoration:none;color:inherit}.links{display:flex;gap:16px;font-weight:700;color:var(--mut)}
.card{background:#fff;border:1px solid var(--line);border-radius:25px;padding:24px;box-shadow:0 15px 40px #0000000a}
.grid{display:grid;grid-template-columns:1.25fr .75fr;gap:18px}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.hero{padding:65px 0}.hero h1{font-size:clamp(48px,8vw,78px);letter-spacing:-.065em;margin:10px 0}
.eyebrow{font-size:12px;font-weight:900;letter-spacing:2px;color:#008f36}.muted{color:var(--mut);line-height:1.55}
.btn{border:0;border-radius:15px;padding:14px 18px;background:var(--ink);color:#fff;font-weight:800;cursor:pointer;font-size:15px}.btn.green{background:var(--g);color:#06250e}.btn:disabled{opacity:.55;cursor:not-allowed}
.balance{background:linear-gradient(135deg,#112219,#263a2e);color:#fff;border-radius:28px;padding:28px}.amount{font-size:54px;font-weight:900;letter-spacing:-3px}.actions{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:20px}.action{padding:15px;background:#ffffff16;border-radius:16px;text-align:center;font-weight:800}
.form{max-width:560px;margin:20px auto}.field{margin:13px 0}.field label{display:block;font-size:13px;font-weight:800;margin-bottom:7px}.field input{width:100%;padding:14px;border:1px solid #dce3de;border-radius:14px;font-size:16px}.field input:focus{outline:3px solid #00d64f20;border-color:var(--g)}
.row{display:flex;justify-content:space-between;align-items:center;gap:15px;padding:15px 0;border-bottom:1px solid var(--line)}.row:last-child{border:0}
.msg{display:none;margin-top:14px;padding:13px;border-radius:13px}.msg.show{display:block}.ok{background:#e8faed;color:#166534}.err{background:#fff0f0;color:#b42318}.warn{background:#fff7df;color:#855c00}
.step{display:flex;gap:8px;margin:10px 0 22px}.dot{height:9px;flex:1;border-radius:9px;background:#e1e7e2}.dot.on{background:var(--g)}
.payment-box{border:1px dashed #bdc9c0;border-radius:18px;padding:20px;background:#fbfcfb}
@media(max-width:700px){.grid,.grid3{grid-template-columns:1fr}.links{font-size:13px}.shell{padding:15px}}