:root{font-family:Inter,"Segoe UI",Arial,sans-serif;color:#182336;background:#f5f7fa;--muted:#718096;--line:#e5eaf0;--blue:#3167e3;--navy:#101c30}
*{box-sizing:border-box}body{margin:0}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.5}a{color:inherit;text-decoration:none}
:focus-visible{outline:3px solid #83a6ff;outline-offset:2px}[hidden]{display:none!important}
.top{background:var(--navy);color:#fff;display:flex;justify-content:space-between;align-items:center;padding:16px 32px;gap:16px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px}.brand small{font-weight:500;font-size:12px;color:#9bb0d1;margin-left:4px}
.brand-icon{display:grid;place-items:center;background:#3574f2;width:32px;height:32px;border-radius:8px}
.back{font-size:12px;color:#c4d2ea}.back:hover{color:#fff}
main{max-width:720px;margin:0 auto;padding:32px 16px 64px}
h1{font-size:28px;margin:0 0 8px;letter-spacing:-.6px}.lead{color:var(--muted);font-size:13px;line-height:1.7;margin:0 0 24px}
.card{background:#fff;border:1px solid var(--line);border-radius:8px;padding:22px 24px;margin-bottom:18px}
.card h2{font-size:15px;margin:0 0 6px}.card>p{font-size:12px;color:var(--muted);margin:0 0 14px;line-height:1.6}
label{display:block;font-size:12px;font-weight:600;margin:16px 0 6px;color:#34445c}.card>h2+label{margin-top:10px}
input{width:100%;height:40px;border:1px solid #dce3ec;border-radius:5px;background:#fbfcfe;padding:0 12px;font-size:13px}
small{display:block;font-size:11px;color:#8a96a8;margin-top:6px;line-height:1.5}
.row{display:flex;gap:8px}.row input{flex:1;min-width:0}
.button{border:1px solid #d5ddea;border-radius:6px;height:40px;padding:0 18px;font-size:12px;font-weight:600;background:#fff;color:#33445e}
.button.primary{background:var(--blue);border-color:var(--blue);color:#fff}.button.primary:hover:enabled{background:#2355c9}
.button.quiet{border-color:transparent;background:none;color:#46628d}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:8px}
.notice{font-size:12px;line-height:1.7;padding:12px 16px;border:1px solid #f0dbad;background:#fff8e9;color:#886624;border-radius:6px;margin-bottom:20px;overflow-wrap:anywhere}
.notice.success{background:#edf8f2;border-color:#d2eadc;color:#347754}
.fixed{font-size:11px;color:var(--muted);line-height:1.7;margin-top:22px}
.sr-only{position:absolute;width:1px;height:1px;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(max-width:520px){.row{flex-direction:column}.top{padding:14px 16px}}