.extension-panel{max-width:760px}
.extension-summary{display:grid;grid-template-columns:1fr 1fr;gap:20px 30px;margin:0;padding:0 24px 24px;border-bottom:1px solid var(--line)}
.extension-summary dt{font-size:11px;color:var(--muted);margin-bottom:7px}
.extension-summary dd{margin:0;font-size:13px;overflow-wrap:anywhere}
.extension-form{max-width:520px;padding:24px}
.extension-form input[type=number]{max-width:220px}
.extension-rules{padding:15px 18px;border-radius:7px;background:#f6f8fe;font-size:12px;color:#7b88a0;line-height:1.9}
.extension-rules strong{display:block;color:#526582;font-weight:500;margin-bottom:5px}
.extension-help{padding:24px;color:var(--muted);font-size:13px}
.extension-panel .notice{margin:20px 24px 0}
.notice.warning{background:#fff9eb;border-color:#f2e6bf;color:#a47d30}
.license-editor{width:min(760px,calc(100% - 32px));max-height:calc(100vh - 48px);padding:0;border:1px solid #e0e6f0;border-radius:12px;color:var(--ink);box-shadow:0 24px 90px #111b3540}
.license-editor::backdrop{background:#111b3580;backdrop-filter:blur(2px)}
.editor-heading{display:flex;align-items:center;justify-content:space-between;padding:18px 24px;border-bottom:1px solid var(--line);position:sticky;top:0;background:#fff;z-index:1}
.editor-heading .icon-button{padding:6px;border-radius:6px}
.editor-heading .icon-button:hover{background:#f1f4fb}
.license-editor .extension-panel{border:0;margin:0;border-radius:0;box-shadow:none}
.editor-message{padding:30px 24px;font-size:13px;color:var(--muted)}
.editor-message.error{color:var(--danger)}
.editor-submit-error{font-size:12px;color:var(--danger);margin:0;padding:0 24px 20px}
@media(max-width:520px){.extension-summary{grid-template-columns:1fr;gap:16px}.extension-form{padding:20px}.extension-summary{padding:0 20px 20px}}