:root{--bg: #0a0f1c;--card: #111827;--card2: #0e1524;--border: #1f2a3d;--text: #e8edf5;--muted: #94a3b8;--mint: #2be5a6;--mint-soft: rgba(43, 229, 166, .14)}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;min-height:100vh}a{color:inherit}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:12px;padding:12px 18px;font-weight:700;font-size:15px;cursor:pointer;transition:transform .1s ease,opacity .15s ease}.btn:active{transform:translateY(1px)}.btn:disabled{opacity:.55;cursor:default}.btn-mint{background:var(--mint);color:#052015}.btn-ghost{background:transparent;color:var(--muted);border:1px solid var(--border)}.card{background:var(--card);border:1px solid var(--border);border-radius:18px}.muted{color:var(--muted)}.spinner{width:22px;height:22px;border-radius:50%;border:3px solid var(--border);border-top-color:var(--mint);animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.mono{font-family:ui-monospace,SF Mono,Menlo,monospace}