:root{--bh-bg:#05050f;--bh-bg-elevated:#0d0d24;--bh-neon-pink:#ff2ec4;--bh-neon-cyan:#00f0ff;--bh-neon-purple:#8b2eff;--bh-text:#f2f2ff;--bh-text-dim:#9d9db8;--bh-success:#39ff8f;--bh-danger:#ff4d6d}*{box-sizing:border-box}body,html{margin:0;background:radial-gradient(circle at 20% 0,#150a2e 0,var(--bh-bg) 60%);color:var(--bh-text);font-family:Segoe UI,system-ui,-apple-system,sans-serif;min-height:100vh;padding:env(safe-area-inset-top) 0 env(safe-area-inset-bottom)}a{color:inherit}.bh-page{max-width:480px;margin:0 auto;padding:24px 20px 48px;min-height:100vh}.bh-title{font-size:1.8rem;font-weight:800;margin:0 0 4px;background:linear-gradient(90deg,var(--bh-neon-cyan),var(--bh-neon-pink));-webkit-background-clip:text;background-clip:text;color:transparent}.bh-subtitle{color:var(--bh-text-dim);margin:0 0 24px;font-size:.95rem}.bh-card{background:var(--bh-bg-elevated);border:1px solid rgba(0,240,255,.15);border-radius:16px;padding:20px;margin-bottom:16px;box-shadow:0 0 24px rgba(139,46,255,.08)}.bh-points{font-size:3rem;font-weight:900;color:var(--bh-neon-cyan);text-shadow:0 0 20px rgba(0,240,255,.5);margin:0}.bh-progress-track{width:100%;height:10px;border-radius:6px;background:#1a1a38;overflow:hidden;margin:12px 0}.bh-progress-fill{height:100%;background:linear-gradient(90deg,var(--bh-neon-purple),var(--bh-neon-cyan));transition:width .4s ease}.bh-btn{display:block;width:100%;text-align:center;padding:14px 18px;border-radius:12px;border:none;font-weight:700;font-size:1rem;cursor:pointer;text-decoration:none;background:linear-gradient(90deg,var(--bh-neon-purple),var(--bh-neon-pink));color:#fff;box-shadow:0 0 18px rgba(255,46,196,.35)}.bh-btn:disabled{opacity:.5;cursor:not-allowed}.bh-btn-secondary{background:transparent;border:1px solid rgba(0,240,255,.4);color:var(--bh-neon-cyan);box-shadow:none}.bh-input{width:100%;padding:12px 14px;border-radius:10px;border:1px solid hsla(0,0%,100%,.12);background:#10102a;color:var(--bh-text);font-size:1rem;margin-bottom:12px}.bh-input::placeholder{color:var(--bh-text-dim)}.bh-label{font-size:.85rem;color:var(--bh-text-dim);margin-bottom:6px;display:block}.bh-error{color:var(--bh-danger);font-size:.9rem;margin:-6px 0 12px}.bh-row{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid hsla(0,0%,100%,.06)}.bh-badge{display:inline-block;font-size:.75rem;font-weight:700;padding:3px 10px;border-radius:999px}.bh-badge-success{background:rgba(57,255,143,.15);color:var(--bh-success)}.bh-badge-pending{background:rgba(255,200,0,.15);color:#ffc800}