.exchange-backdrop{position:fixed;inset:0;background:#08152866;backdrop-filter:blur(9px);-webkit-backdrop-filter:blur(9px);z-index:45;display:flex;align-items:center;justify-content:center;padding:25px}
.exchange-sheet{background:#fff;border-radius:24px;box-shadow:0 30px 80px #08152833;max-width:520px;width:100%;max-height:calc(100dvh - 40px);overflow:auto;color:#17263a}
.exchange-head{padding:28px 28px 0;display:flex;align-items:flex-start;justify-content:space-between;gap:16px}
.exchange-head h2{font-size:26px;letter-spacing:-.7px;font-weight:620;line-height:1.2;margin:0}
.exchange-head p{font-size:13px;color:#697589;margin:8px 0 0;line-height:1.5}
.exchange-close{width:36px;height:36px;border-radius:50%;border:1.5px solid #b9cbe6;background:#fff;color:#3c6294;display:grid;place-items:center;flex-shrink:0;padding:0}
.exchange-close svg{width:16px;height:16px}
.exchange-close svg path{fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round}
.exchange-body{padding:18px 28px 26px}
.exchange-tabs{display:flex;gap:8px;border-bottom:1px solid #e7eaf0;margin-bottom:22px}
.exchange-tabs button{border:0;background:none;color:#8b97a6;padding:14px 8px;margin-right:18px;border-bottom:2px solid transparent;font-size:13px}
.exchange-tabs button.active{border-bottom-color:#101e32;color:#17263a;font-weight:600}
.exchange-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}
.exchange-field{display:block;margin-bottom:16px;font-size:13px;font-weight:550;color:#24364d}
.exchange-field input,.exchange-field select{margin-top:7px;font-weight:400;border:1px solid #e1e6ee;background:#fff;border-radius:12px;padding:12px 14px;min-height:48px;width:100%;color:#17263a}
.exchange-field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,#8b97a8 50%),linear-gradient(135deg,#8b97a8 50%,transparent 50%);background-position:calc(100% - 18px) 22px,calc(100% - 13px) 22px;background-size:5px 5px,5px 5px;background-repeat:no-repeat}
.exchange-help{font-size:12px;color:#7b899a;line-height:1.6;margin:0 0 16px}
.exchange-consent{display:flex;align-items:flex-start;gap:10px;font-size:13px;font-weight:500;color:#17263a;line-height:1.45;margin:6px 0 18px}
.exchange-consent input{width:16px;height:16px;margin-top:3px;flex-shrink:0;accent-color:#101e32}
.exchange-sheet .btn.wide{width:100%;min-height:50px;border-radius:12px}
.exchange-note{font-size:12px;color:#8b97a6;margin:12px 0 0;line-height:1.5}
.exchange-error{color:#b64d57;font-size:12px;margin:0 0 12px;display:none}
.exchange-error.visible{display:block}
.exchange-success{text-align:center;padding:8px 4px 4px}
.exchange-check{width:60px;height:60px;border-radius:50%;display:grid;place-items:center;background:#e9f4ef;color:#258161;margin:18px auto 16px}
.exchange-check .icon{width:28px;height:28px}
.exchange-success h3{font-size:28px;letter-spacing:-.8px;font-weight:620;margin:0 0 10px}
.exchange-success p{font-size:14px;color:#697589;line-height:1.55;margin:0}
.exchange-success .row-actions{justify-content:center;margin-top:22px}
.exchange-success .help{margin-top:22px;font-size:12px;color:#8b97a6}
@media(max-width:560px){.exchange-grid{grid-template-columns:1fr}}