.billing-tutorial[data-astro-cid-7tmmeooc]{max-width:900px}.billing-tutorial[data-astro-cid-7tmmeooc] h1[data-astro-cid-7tmmeooc]{margin-top:3rem;margin-bottom:2rem;font-size:32px}.tutorial-meta[data-astro-cid-7tmmeooc]{color:var(--text-muted);margin-top:-1rem;margin-bottom:1.5rem;font-size:.875rem}.back-link[data-astro-cid-7tmmeooc]{color:var(--primary);align-items:center;gap:4px;margin-top:16px;font-weight:500;text-decoration:none;display:inline-flex}.intro-card[data-astro-cid-7tmmeooc]{border:1px solid var(--border,#e2e8f0);border-radius:var(--radius);background:var(--surface);margin-bottom:2rem;padding:1.5rem 2rem}.intro-card[data-astro-cid-7tmmeooc] p[data-astro-cid-7tmmeooc]{color:var(--text-muted);margin:0;line-height:1.6}.intro-card[data-astro-cid-7tmmeooc] p[data-astro-cid-7tmmeooc]+p[data-astro-cid-7tmmeooc]{margin-top:.75rem}.intro-card[data-astro-cid-7tmmeooc] a[data-astro-cid-7tmmeooc]{color:var(--primary);font-weight:500}.step-card[data-astro-cid-7tmmeooc]{border:1px solid var(--border,#e2e8f0);border-radius:var(--radius);box-shadow:var(--shadow-sm);background:#fff;margin-bottom:2rem;padding:2rem}.step-header[data-astro-cid-7tmmeooc]{border-bottom:1px solid var(--border,#e2e8f0);align-items:center;gap:12px;margin-bottom:1.5rem;padding-bottom:1rem;display:flex}.step-header[data-astro-cid-7tmmeooc] h2[data-astro-cid-7tmmeooc]{margin:0;font-size:1.25rem;font-weight:600}.step-badge[data-astro-cid-7tmmeooc]{background:linear-gradient(135deg, var(--primary), var(--primary-dark,#1d4ed8));color:#fff;border-radius:50%;justify-content:center;align-items:center;width:36px;min-width:36px;height:36px;font-size:1rem;font-weight:700;display:inline-flex}.step-instruction[data-astro-cid-7tmmeooc]{color:var(--text-muted);margin-bottom:1rem;line-height:1.6}.image-frame[data-astro-cid-7tmmeooc]{border:1px solid var(--border,#e2e8f0);border-radius:8px;max-width:780px;margin-bottom:1.5rem;overflow:hidden;box-shadow:0 1px 4px #0000000f}.image-frame[data-astro-cid-7tmmeooc] img[data-astro-cid-7tmmeooc]{width:100%;height:auto;display:block}.form-highlight[data-astro-cid-7tmmeooc]{border-left:4px solid var(--primary);background:var(--surface);border-radius:var(--radius);border:1px solid var(--border,#e2e8f0);margin-bottom:1.5rem;padding:1.5rem}.form-highlight-header[data-astro-cid-7tmmeooc]{color:var(--primary);align-items:center;gap:8px;margin-bottom:1rem;font-size:1rem;font-weight:600;display:flex}.form-field[data-astro-cid-7tmmeooc]{flex-direction:column;flex:1;gap:4px;min-width:200px;margin-bottom:1rem;display:flex}.form-field[data-astro-cid-7tmmeooc] label[data-astro-cid-7tmmeooc]{color:var(--text);font-size:.875rem;font-weight:500}.form-field[data-astro-cid-7tmmeooc] input[data-astro-cid-7tmmeooc]{border:1px solid var(--border,#e2e8f0);border-radius:var(--radius-sm);outline:none;padding:10px 12px;font-size:1rem;transition:border-color .15s}.form-field[data-astro-cid-7tmmeooc] input[data-astro-cid-7tmmeooc]:focus{border-color:var(--primary);box-shadow:0 0 0 3px #2563eb1a}.field-error[data-astro-cid-7tmmeooc]{color:#dc2626;font-size:.8rem}form[data-astro-cid-7tmmeooc]{flex-wrap:wrap;gap:1rem;display:flex}.form-actions[data-astro-cid-7tmmeooc]{flex-basis:100%}.btn-generate[data-astro-cid-7tmmeooc]{background:var(--primary);color:#fff;border-radius:var(--radius);cursor:pointer;border:none;align-items:center;gap:8px;padding:10px 20px;font-size:.95rem;font-weight:500;transition:background .15s;display:inline-flex}.btn-generate[data-astro-cid-7tmmeooc]:hover{background:var(--primary-dark,#1d4ed8)}.btn-generate[data-astro-cid-7tmmeooc]:disabled{opacity:.6;cursor:not-allowed}.form-status[data-astro-cid-7tmmeooc]{border-radius:var(--radius-sm);margin-top:.5rem;padding:8px 12px;font-size:.9rem}.form-status[data-astro-cid-7tmmeooc].pending{color:var(--primary);background:#eff6ff}.form-status[data-astro-cid-7tmmeooc].success{color:#15803d;background:#f0fdf4}.form-status[data-astro-cid-7tmmeooc].error{color:#dc2626;background:#fef2f2}.step-success[data-astro-cid-7tmmeooc]{color:#2e7d32;background-color:#e8f5e9;border-left:4px solid #4caf50;border-radius:8px;align-items:flex-start;gap:10px;margin-top:1rem;margin-bottom:.5rem;padding:12px 16px;line-height:1.6;display:flex}.step-success[data-astro-cid-7tmmeooc] svg[data-astro-cid-7tmmeooc]{color:#4caf50;flex-shrink:0;min-width:20px;margin-top:2px}.conclusion-card[data-astro-cid-7tmmeooc]{border-radius:var(--radius);background-color:#e8f5e9;border:1px solid #c8e6c9;margin-bottom:2rem;padding:2rem}.conclusion-title[data-astro-cid-7tmmeooc]{align-items:center;gap:10px;margin-bottom:.75rem;display:flex}.conclusion-card[data-astro-cid-7tmmeooc] h4[data-astro-cid-7tmmeooc]{color:#2e7d32;margin:0;font-size:1.25rem}.conclusion-card[data-astro-cid-7tmmeooc] p[data-astro-cid-7tmmeooc]{color:#2e7d32;margin:0;line-height:1.6}.conclusion-card[data-astro-cid-7tmmeooc] p[data-astro-cid-7tmmeooc]+p[data-astro-cid-7tmmeooc]{margin-top:.75rem}.conclusion-card[data-astro-cid-7tmmeooc] a[data-astro-cid-7tmmeooc]{color:#1b5e20;font-weight:600;text-decoration:underline}.conclusion-icon[data-astro-cid-7tmmeooc]{color:#4caf50;flex-shrink:0}code[data-astro-cid-7tmmeooc]{background:var(--surface);border:1px solid var(--border,#e2e8f0);color:var(--primary);border-radius:4px;padding:1px 6px;font-size:.9em}.tutorial-footer[data-astro-cid-7tmmeooc]{justify-content:center;padding-bottom:2rem;display:flex}@media (width<=768px){.step-card[data-astro-cid-7tmmeooc],.intro-card[data-astro-cid-7tmmeooc],.conclusion-card[data-astro-cid-7tmmeooc]{padding:1.25rem}.form-highlight[data-astro-cid-7tmmeooc]{padding:1rem}.form-field[data-astro-cid-7tmmeooc]{min-width:100%}}@media (width<=480px){.billing-tutorial[data-astro-cid-7tmmeooc] h3[data-astro-cid-7tmmeooc]{font-size:24px}.step-header[data-astro-cid-7tmmeooc]{flex-wrap:wrap}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}