:root{--bg-primary:#0a0a1a;--bg-card:rgba(22,33,62,0.7);--bg-input:rgba(15,27,51,0.8);--border:rgba(26,58,92,0.5);--text:#e0e0e0;--text-muted:#8899aa;--accent:#e94560;--accent-hover:#d63851;--sidebar-width:240px}body,html{height:100%}body{background:var(--bg-primary)!important;color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;min-height:100vh;overflow-x:hidden;overflow-y:auto!important;display:block!important;-moz-user-select:auto!important;user-select:auto!important;-webkit-user-select:auto!important}.aurora-bg{position:fixed;inset:0;z-index:0;pointer-events:none;background:radial-gradient(ellipse at 20% 20%,rgba(233,69,96,.08),transparent 50%),radial-gradient(ellipse at 80% 80%,rgba(15,52,96,.12),transparent 50%),radial-gradient(ellipse at 50% 50%,rgba(233,69,96,.04),transparent 70%);background-size:200% 200%;animation:aurora-drift 20s ease-in-out infinite alternate}@keyframes aurora-drift{0%{background-position:0 0}25%{background-position:100% 50%}50%{background-position:50% 100%}75%{background-position:0 50%}to{background-position:100% 0}}.glass-card{background:rgba(22,33,62,.65);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(26,58,92,.4);border-radius:12px;box-shadow:0 8px 32px rgba(0,0,0,.3)}.glass-input{padding:10px 14px;background:var(--bg-input);border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:14px;outline:none;transition:border-color .2s,box-shadow .2s;width:100%}.glass-input:focus{border-color:var(--accent);box-shadow:0 0 20px rgba(233,69,96,.15)}.glass-input::placeholder{color:#4a5568}@keyframes spin{to{transform:rotate(1turn)}}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:rgba(26,58,92,.5);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:rgba(26,58,92,.8)}@keyframes gradient-slide{0%{background-position:0 50%}50%{background-position:100% 50%}to{background-position:0 50%}}.session-card-thumb-wrap{position:relative;overflow:hidden}.session-card-thumb-wrap .session-card-thumb{transition:transform .3s ease}.session-card:hover .session-card-thumb{transform:scale(1.05)}.session-card-overlay{position:absolute;inset:0;background:rgba(0,0,0,.4);display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .25s ease;color:#fff}.session-card:hover .session-card-overlay{opacity:1}.session-card:before{content:"";position:absolute;inset:-1px;border-radius:13px;padding:1px;background:linear-gradient(135deg,transparent,transparent);-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude;transition:background .3s ease;pointer-events:none;z-index:1}.session-card:hover:before{background:linear-gradient(135deg,rgba(233,69,96,.5),rgba(255,107,107,.3),rgba(233,69,96,.5))}@keyframes search-pulse{0%,to{box-shadow:0 0 0 0 rgba(233,69,96,.4)}50%{box-shadow:0 0 0 6px rgba(233,69,96,0)}}.search-btn-pulse{animation:search-pulse 2s ease-in-out infinite}.session-card.selected{border-color:var(--accent)!important;box-shadow:0 0 0 2px rgba(233,69,96,.3),0 8px 32px rgba(0,0,0,.3)}.session-card.selected:before{background:linear-gradient(135deg,rgba(233,69,96,.5),rgba(255,107,107,.3),rgba(233,69,96,.5))}.session-card-checkbox{position:absolute;top:10px;left:10px;z-index:10;display:flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:8px;background:rgba(10,10,26,.5);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);cursor:pointer;transition:transform .15s ease}.session-card-checkbox:hover{transform:scale(1.1)}.bulk-action-bar{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);z-index:100;display:flex;align-items:center;gap:12px;padding:12px 20px;background:rgba(22,33,62,.85);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(26,58,92,.5);border-radius:50px;box-shadow:0 16px 48px rgba(0,0,0,.5),0 0 40px rgba(233,69,96,.1);white-space:nowrap}.bulk-action-bar button{padding:6px 14px;border-radius:20px;border:1px solid var(--border);background:rgba(15,27,51,.6);color:var(--text);font-size:13px;cursor:pointer;transition:background .2s,border-color .2s}.bulk-action-bar button:hover{background:rgba(26,58,92,.5);border-color:rgba(26,58,92,.8)}.bulk-action-bar button.bulk-delete-btn{background:rgba(233,69,96,.15);border-color:rgba(233,69,96,.4);color:var(--accent)}.bulk-action-bar button.bulk-delete-btn:hover{background:rgba(233,69,96,.25)}.bulk-action-bar button.bulk-confirm-btn{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}.bulk-action-bar button.bulk-confirm-btn:hover{background:var(--accent-hover)}.bulk-action-bar button:disabled{opacity:.5;cursor:not-allowed}