*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#07090d;--surface:#0f1318;--border:#1e2530;--border2:#2a3444;--text:#e8edf5;--muted:#a8bbd4;--dim:#4a5568;--accent:#3dff7e;--accent2:#28e865;--green:#22c55e;--radius:10px}html{scroll-behavior:smooth}body{background:var(--bg);color:var(--text);min-height:100vh;font-family:system-ui,-apple-system,Segoe UI,sans-serif;line-height:1.6}a{color:inherit;text-decoration:none}button,input,select,textarea{font-family:inherit;font-size:1rem}button{cursor:pointer}.field-input{background:var(--surface);border:1px solid var(--border2);border-radius:var(--radius);width:100%;color:var(--text);outline:none;padding:.65rem .85rem;transition:border-color .15s,box-shadow .15s}.field-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #3dff7e1f}.field-input::placeholder{color:var(--dim)}.field-label{color:var(--muted);text-transform:capitalize;letter-spacing:.01em;margin-bottom:.35rem;font-size:.85rem;font-weight:500;display:block}.tier-card{background:var(--surface);border:2px solid var(--border);border-radius:var(--radius);cursor:pointer;padding:1rem 1.1rem;transition:border-color .15s;display:block}.tier-card:hover{border-color:var(--border2)}.tier-card.selected{border-color:var(--accent);box-shadow:0 0 0 1px #3dff7e26}.submit-btn{background:var(--accent);color:#050f08;border-radius:var(--radius);cursor:pointer;letter-spacing:.01em;border:none;width:100%;padding:.85rem;font-size:1rem;font-weight:700;transition:background .15s,opacity .15s}.submit-btn:hover{background:var(--accent2)}.submit-btn:disabled{opacity:.5;cursor:not-allowed}.tip-wrap{align-items:center;gap:.35rem;display:inline-flex;position:relative}.tip-icon{background:var(--border2);width:14px;height:14px;color:var(--muted);cursor:default;-webkit-user-select:none;user-select:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:9px;font-weight:700;display:inline-flex}.tip-wrap .tip-box{border:1px solid var(--border2);width:220px;color:var(--muted);z-index:100;pointer-events:none;background:#1a2332;border-radius:6px;padding:.55rem .75rem;font-size:.78rem;line-height:1.5;display:none;position:absolute;bottom:calc(100% + 8px);left:0;box-shadow:0 4px 16px #0006}.tip-wrap:hover .tip-box{display:block}.nav-link{color:var(--muted);font-size:.9rem;transition:color .15s}.nav-link:hover{color:var(--text)}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}