:root{--bg: #f3f0ea;--ink: #1c2430;--muted: #5c6775;--accent: #0f6b5c;--accent-2: #c45c26;--card: #fffdf8;--line: #d9d2c5;--danger: #a33b2b;--ok: #1f7a4d;font-family:IBM Plex Sans JP,Segoe UI,sans-serif;color:var(--ink);background:radial-gradient(circle at 10% 10%,#e7efe9 0,transparent 40%),radial-gradient(circle at 90% 0%,#f7e8d8 0,transparent 35%),var(--bg)}*{box-sizing:border-box}body{margin:0;min-height:100vh}a{color:var(--accent)}.shell{max-width:960px;margin:0 auto;padding:1.5rem}.nav{display:flex;gap:1rem;flex-wrap:wrap;align-items:center;margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:1px solid var(--line)}.nav .brand{font-weight:700;font-size:1.15rem;margin-right:auto;text-decoration:none;color:var(--ink)}.panel{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:1.25rem;margin-bottom:1rem}h1,h2{margin-top:0}.muted{color:var(--muted)}.btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:0;border-radius:8px;padding:.65rem 1rem;background:var(--accent);color:#fff;font-weight:600;cursor:pointer}.btn.secondary{background:#415064}.btn.danger{background:var(--danger)}.btn:disabled{opacity:.5;cursor:not-allowed}input,textarea,select{width:100%;padding:.65rem .75rem;border:1px solid var(--line);border-radius:8px;background:#fff;margin-top:.35rem}label{display:block;margin:.85rem 0;font-weight:600}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:.6rem .4rem;border-bottom:1px solid var(--line);font-size:.95rem}.error{color:var(--danger);margin:.75rem 0}.ok{color:var(--ok)}.hero-login{min-height:70vh;display:grid;place-items:center}.stack{display:grid;gap:.75rem}.receive-shell{max-width:480px;min-height:100vh;display:flex;align-items:center}.receive-panel{width:100%}.receive-brand{display:flex;align-items:center;gap:1rem;margin-bottom:1.25rem}.receive-logo{width:72px;height:72px;border-radius:16px;object-fit:contain;flex-shrink:0;box-shadow:0 2px 10px #1c243014}.receive-brand-name{margin:0 0 .15rem;font-size:.85rem;font-weight:700;letter-spacing:.04em;color:var(--muted)}.receive-brand h1{margin:0;font-size:1.45rem}