:root{--brand:#1769ff;--ink:#14213d;--muted:#64748b;--line:#dfe6f1;--bg:#f5f7fc}*{box-sizing:border-box}body.app-web{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 system-ui,-apple-system,sans-serif}a{color:var(--brand)}.app-shell{max-width:1100px;margin:auto;padding:30px 22px}.app-nav{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:28px}.app-brand{font-size:23px;font-weight:800;text-decoration:none;color:var(--ink)}.app-brand img{width:44px;height:44px;object-fit:contain;vertical-align:middle;margin-right:10px}.app-card{background:white;border:1px solid var(--line);border-radius:25px;padding:28px;box-shadow:0 10px 35px #13254908;margin-bottom:22px}.app-auth{display:grid;grid-template-columns:1fr 1fr;gap:42px;align-items:start;max-width:1050px;margin:7vh auto}.app-intro{padding:30px 15px}.app-intro h1{font-size:clamp(34px,4vw,54px);line-height:1.13;letter-spacing:-2px}.app-intro p{color:var(--muted);max-width:430px}.app-badge{display:inline-block;background:#e6efff;color:#1451ca;padding:7px 14px;border-radius:30px;font-size:13px;font-weight:700}.app-form{display:grid;gap:16px}.app-form label{display:grid;gap:6px;font-size:14px;font-weight:600}.app-form input,.app-form select{width:100%;min-height:52px;border:1px solid #cad5e5;border-radius:13px;padding:12px 14px;background:#fff;color:var(--ink);font:inherit}.app-form input:focus,.app-form select:focus{outline:3px solid #1769ff25;border-color:var(--brand)}.app-cols{display:grid;grid-template-columns:1fr 1fr;gap:16px}.app-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--brand);color:white;border:0;border-radius:14px;padding:14px 20px;font:700 16px/1.4 system-ui;cursor:pointer;text-decoration:none;min-height:50px}.app-button.secondary{background:#eaf0fc;color:#1f4fa3}.app-button:disabled{opacity:.6;cursor:wait}.app-note{font-size:14px;color:var(--muted)}.app-error{color:#af2839;background:#fff0f2;padding:12px;border-radius:12px}.app-error:empty{display:none}.app-wallet{background:linear-gradient(125deg,#1769ff,#0735a4);color:white;border:0;position:relative;overflow:hidden}.app-wallet h2{font-size:38px;margin:8px 0 18px;letter-spacing:-1px}.app-wallet p{color:#e2ebff}.app-services{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.app-service{display:block;background:white;border:1px solid var(--line);border-radius:20px;padding:22px 14px;text-align:center;color:var(--ink);font-weight:700;text-decoration:none;box-shadow:0 5px 20px #10254c06}.app-service span{display:block;background:#edf3ff;color:var(--brand);border-radius:17px;width:54px;height:54px;margin:0 auto 12px;font-size:27px;line-height:54px}.app-actions{display:flex;gap:12px;flex-wrap:wrap}.app-receipt{white-space:pre-wrap;overflow-wrap:anywhere}.app-table{width:100%;border-collapse:collapse}.app-table td,.app-table th{padding:14px;text-align:left;border-bottom:1px solid var(--line)}.app-scroll{overflow:auto}.app-modal{border:0;border-radius:24px;padding:28px;max-width:min(500px,92vw);box-shadow:0 20px 80px #0003}.app-modal::backdrop{background:#0c183570}.app-modal dl{display:grid;grid-template-columns:1fr 1fr;gap:10px}.app-modal dd{margin:0;text-align:right;overflow-wrap:anywhere}.app-loading{display:flex;align-items:center;gap:12px}.app-spinner{width:24px;height:24px;border:3px solid #dce8ff;border-top-color:var(--brand);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}[hidden]{display:none!important}@media(max-width:720px){.app-auth{grid-template-columns:1fr;gap:10px;margin:10px auto}.app-intro{padding:5px}.app-intro h1{font-size:34px}.app-card{padding:22px}.app-services{grid-template-columns:repeat(2,1fr)}.app-cols{grid-template-columns:1fr}.app-shell{padding:20px 16px}.app-wallet h2{font-size:32px}}