.session-expiry-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:rgba(0,0,0,.7);display:flex;align-items:center;justify-content:center;z-index:9999;animation:fadeIn .3s ease-in-out}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.session-expiry-modal{background:var(--color-surface,#fff);border-radius:12px;box-shadow:0 20px 60px rgba(0,0,0,.3);max-width:400px;width:90%;overflow:hidden;animation:slideUp .3s ease-out}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.session-expiry-header{background:linear-gradient(135deg,var(--color-primary,#6366f1) 0,var(--color-accent,#8b5cf6) 100%);color:white;padding:24px;text-align:center;border-bottom:1px solid rgba(0,0,0,.1)}.session-expiry-header h2{margin:0 0 8px;font-size:20px;font-weight:600}.session-expiry-timer{margin:0;font-size:14px;opacity:.9;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-family:var(--font-mono,"IBM Plex Mono",monospace)}.session-expiry-content{padding:24px;color:var(--color-text,#333)}.session-expiry-content p{margin:0 0 12px;font-size:14px;line-height:1.5}.session-expiry-content p:last-child{margin-bottom:0}.session-expiry-subtitle{font-size:13px;opacity:.7;margin-top:12px!important}.session-expiry-actions{display:flex;gap:12px;padding:20px 24px;border-top:1px solid rgba(0,0,0,.1);background:var(--color-bg-secondary,#f9fafb)}.session-expiry-btn{flex:1 1;padding:10px 16px;border:none;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s ease;font-family:inherit}.session-expiry-btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,.15)}.session-expiry-btn:active{transform:translateY(0)}.session-expiry-btn-primary{background:var(--color-primary,#6366f1);color:white}.session-expiry-btn-primary:hover{background:var(--color-primary-dark,#4f46e5)}.session-expiry-btn-secondary{background:var(--color-bg-tertiary,#e5e7eb);color:var(--color-text,#333)}.session-expiry-btn-secondary:hover{background:var(--color-bg-quaternary,#d1d5db)}@media (max-width:480px){.session-expiry-modal{width:95%;border-radius:8px}.session-expiry-content,.session-expiry-header{padding:20px}.session-expiry-actions{flex-direction:column;padding:16px 20px}.session-expiry-btn{padding:12px 16px}}:root{--tuc-bg:#070B14;--tuc-surface:#0A1628;--tuc-surface-deep:#060A1E;--tuc-border:#1E2D55;--tuc-cyan:#06B6D4;--tuc-text:#E8EDF8;--tuc-muted:#64748B;--tuc-dim:#3B5280;--tuc-green:#34D399;--tuc-red:#F87171;--tuc-amber:#FCD34D;--tuc-purple:#A78BFA;--tuc-blue:#60A5FA;--tuc-font:"IBM Plex Mono",ui-monospace,monospace;--radius-sm:4px;--radius-md:6px;--radius-lg:8px;--radius-xl:12px;--radius-pill:99px;--tuc-spacing-scale:4px 8px 12px 16px 20px 24px 32px 40px 48px}