/* V50 — keep Kuncham grouping/navigation, open only the selected new Toolkit calculator */
.kc-toolkit-frame-wrap{position:relative;border:1px solid rgba(19,76,112,.12);border-radius:16px;background:linear-gradient(180deg,#f8fbfd 0%,#eef4f8 100%);box-shadow:0 18px 48px rgba(25,55,77,.07);overflow:hidden}
.kc-toolkit-frame{display:block;width:100%;height:980px;min-height:860px;border:0;background:transparent;transition:height .2s ease,opacity .18s ease}
.kc-toolkit-frame-wrap--hub{border:0;border-radius:0;box-shadow:none;background:transparent;overflow:visible}
.kc-toolkit-active-workspace [data-tool-workspace-body]{padding:14px 16px 16px}
.kc-toolkit-active-workspace .kc-toolkit-frame{min-height:860px}
.kc-seo-toolkit .kc-toolkit-frame-wrap{border-radius:14px}.kc-seo-toolkit .kc-toolkit-frame{min-height:900px;height:980px}
/* The chooser remains the website's existing grouped-card structure. No Toolkit side menu is exposed here. */
.kc-hub-panel .kc-tool-launch-grid{align-items:stretch}
.kc-hub-panel .kc-tool-launcher{height:100%}
.kc-hub-tabs{overflow-x:auto;scrollbar-width:thin}
@media(max-width:800px){.kc-toolkit-active-workspace [data-tool-workspace-body]{padding:8px}.kc-toolkit-frame{min-height:980px;height:980px}.kc-seo-toolkit .kc-toolkit-frame{min-height:980px}}

/* V51 — prevent any default/previous calculator from flashing while the requested tool boots. */
.kc-toolkit-frame-wrap{min-height:260px}
.kc-toolkit-loading{display:none;position:absolute;inset:0;z-index:3;align-items:center;justify-content:center;flex-direction:column;gap:11px;background:linear-gradient(180deg,rgba(248,251,253,.98),rgba(239,245,249,.98));color:#24485f;font:600 13px/1.35 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;letter-spacing:.1px}
.kc-toolkit-frame-wrap.is-loading .kc-toolkit-loading{display:flex}
.kc-toolkit-loading span{width:34px;height:34px;border-radius:50%;border:3px solid rgba(29,111,165,.16);border-top-color:#1d6fa5;animation:kcToolkitSpin .8s linear infinite}
@keyframes kcToolkitSpin{to{transform:rotate(360deg)}}
@media(prefers-reduced-motion:reduce){.kc-toolkit-loading span{animation:none;border-top-color:rgba(29,111,165,.6)}}
.kc-toolkit-frame-wrap.is-loading .kc-toolkit-frame{opacity:0!important;pointer-events:none}