.upgrade-sidebar-backdrop{z-index:60;opacity:0;pointer-events:none;background:#0f193059;transition:opacity .2s;position:fixed;inset:0}html[data-theme=dark] .upgrade-sidebar-backdrop{background:#0009}.upgrade-sidebar-backdrop.open{opacity:1;pointer-events:auto}.upgrade-sidebar{top:0;right:var(--copilot-dock-w,0px);z-index:70;background:var(--bg-2);border-left:1px solid var(--line);width:100%;max-width:480px;box-shadow:var(--shadow-md);visibility:hidden;font-family:var(--font-inter), sans-serif;color:var(--fg);flex-direction:column;transition:transform .28s cubic-bezier(.2,.7,.2,1),visibility 0s linear .28s;display:flex;position:fixed;bottom:0;transform:translate(100%)}.upgrade-sidebar.open{visibility:visible;transition:transform .28s cubic-bezier(.2,.7,.2,1),visibility;transform:translate(0)}.upgrade-sidebar .head{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;padding:20px 28px;display:flex}.upgrade-sidebar .kicker{font-family:var(--font-jetbrains-mono), monospace;letter-spacing:.2em;text-transform:uppercase;color:var(--fg-muted);font-size:11px}.upgrade-sidebar .close{cursor:pointer;color:var(--fg-muted);background:0 0;border:none;border-radius:3px;margin:-8px;padding:8px;line-height:0;transition:background .15s,color .15s}.upgrade-sidebar .close:hover{background:var(--bg-3);color:var(--fg)}.upgrade-sidebar .body{flex-direction:column;flex:1;gap:24px;padding:28px;display:flex;overflow-y:auto}.upgrade-sidebar .plan-summary{border:1px solid var(--line);background:var(--bg);border-radius:10px;flex-direction:column;gap:6px;padding:20px;display:flex}.upgrade-sidebar .plan-summary .name{font-family:var(--font-eb-garamond), serif;letter-spacing:-.02em;font-size:32px;font-weight:400;line-height:1}.upgrade-sidebar .plan-summary .price{font-family:var(--font-eb-garamond), serif;color:var(--fg);font-size:22px;font-weight:400}.upgrade-sidebar .plan-summary .price .unit{color:var(--fg-muted);font-family:var(--font-jetbrains-mono), monospace;letter-spacing:.08em;margin-left:6px;font-size:12px}.upgrade-sidebar .plan-summary .note{color:var(--fg-muted);margin-top:4px;font-size:13px}.upgrade-sidebar .stripe-mount{padding:4px 0}.upgrade-sidebar .submit{background:var(--ink);color:var(--bg);cursor:pointer;font-size:14px;font-weight:600;font-family:var(--font-inter), sans-serif;border:none;border-radius:3px;justify-content:center;align-items:center;gap:12px;padding:16px 24px;transition:background .15s,color .15s,opacity .15s;display:inline-flex}.upgrade-sidebar .submit:hover:not(:disabled){background:var(--accent);color:var(--on-accent)}.upgrade-sidebar .submit:disabled{opacity:.6;cursor:not-allowed}.upgrade-sidebar .sub-error{color:#b00;background:#dd33331f;border:1px solid #d336;border-radius:8px;padding:14px 16px;font-size:13px;line-height:1.5}html[data-theme=dark] .upgrade-sidebar .sub-error{color:#ff9a9a;background:#ff6b6b26;border-color:#ff6b6b73}.upgrade-sidebar .waiting{text-align:center;color:var(--fg-muted);flex-direction:column;align-items:center;gap:16px;padding:40px 20px;font-size:14px;display:flex}.upgrade-sidebar .spinner{border:2px solid var(--line);border-top-color:var(--accent);border-radius:50%;width:28px;height:28px;animation:.9s linear infinite upgrade-spin}@keyframes upgrade-spin{to{transform:rotate(360deg)}}.upgrade-sidebar .terms{color:var(--fg-muted);font-size:11px;line-height:1.5;font-family:var(--font-jetbrains-mono), monospace;letter-spacing:.04em}.upgrade-sidebar .skeleton{background:var(--bg-3);border-radius:4px;height:12px;animation:1.2s ease-in-out infinite upgrade-pulse}@keyframes upgrade-pulse{0%,to{opacity:.6}50%{opacity:1}}