.billing-card{max-width:640px;margin:24px auto;padding:24px;border:1px solid var(--border, #39445a);border-radius:16px;background:var(--bg, #151b28);color:var(--text-primary, #f0f0f5)}.billing-card h2{font-size:22px;margin-bottom:16px}.billing-card p{line-height:1.6;margin:12px 0}.billing-card a{color:var(--accent-text, #93c5fd)}.billing-card button{background:#fbbf24;color:#17130a;border:0;border-radius:8px;padding:12px 18px;cursor:pointer;font:inherit}.billing-card button:disabled{opacity:.6;cursor:default}.billing-notice{position:fixed;bottom:16px;left:50%;transform:translate(-50%);z-index:110;max-width:calc(100% - 160px);padding:10px 16px;border:1px solid var(--border);border-radius:12px;background:var(--bg);color:var(--accent-text);font-size:13px;text-align:center}@media(max-width:767px){.billing-notice{bottom:68px;max-width:calc(100% - 32px);width:max-content}.billing-card{margin:16px;padding:18px}}.membership-actions{display:flex;flex-wrap:wrap;gap:12px;margin:24px 0}.membership-action{display:inline-flex;justify-content:center;align-items:center;min-height:46px;padding:12px 18px;border:1px solid transparent;border-radius:24px;color:#fff;background:#6250c8;font:inherit;font-weight:600;text-decoration:none;cursor:pointer}.billing-card a.membership-action{color:#fff}.membership-action.parent,.billing-card button.membership-action.parent{background:#7250c4}.membership-action.student,.billing-card button.membership-action.student{background:#315fbd}.membership-action.teacher,.billing-card button.membership-action.teacher{background:#21767c}.membership-action:hover{filter:brightness(1.12)}.membership-action:focus-visible{outline:3px solid #fff;outline-offset:3px}@media(max-width:767px){.membership-actions{flex-direction:column}}.billing-card button.membership-action{color:#fff;min-height:48px;border-radius:24px;padding:12px 20px;font-weight:600;border:1px solid rgba(255,255,255,.2)}.subscription-manager h2{margin-top:22px}.subscription-manager h3{margin-top:20px}.billing-card button.billing-secondary{background:#232a3a;color:#e8e8ed;border:1px solid #48536c}.billing-management-actions{display:flex;gap:12px;flex-wrap:wrap;margin:20px 0}.billing-confirmation{padding:16px;border:1px solid #66748d;border-radius:12px;margin:20px 0}.billing-confirmation button{margin:4px 0}.billing-payment-details{margin-top:24px;border-top:1px solid #39445a;padding-top:20px}.billing-payment-details summary{cursor:pointer}.billing-help,.billing-test-label{font-size:13px;color:#b8c3d9}.billing-invoices{list-style:none;padding:0}.billing-invoices li{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid #39445a}.policy-links{display:flex;flex-wrap:wrap;gap:8px 18px;margin:20px 0 4px;font-size:14px;line-height:1.6}.policy-links a{color:#93c5fd;text-decoration:underline;text-underline-offset:3px;padding:4px 0}.policy-links a:focus-visible{outline:2px solid #93c5fd;outline-offset:4px;border-radius:2px}.policy-links-note{color:#b9c2d5;font-size:12px;line-height:1.5;margin:4px 0 20px}.billing-terms-accept{display:flex;align-items:flex-start;gap:12px;line-height:1.6;margin:20px 0}[data-agreements]{display:grid;gap:12px;margin:16px 0}