*{margin:0;padding:0;box-sizing:border-box}:root{--bg-gradient:linear-gradient(135deg, #E8F4F8 0%, #F0F8FA 100%);--text-color:#222325;--container-bg:white;--header-bg:linear-gradient(135deg, #01B6D1 0%, #0199B0 100%);--header-shadow:0 2px 10px rgba(1, 182, 209, 0.3);--status-loading-bg:#E8F4F8;--status-loading-color:#0199B0;--status-loading-border:2px solid #01B6D1;--status-error-bg:#FFE8E8;--status-error-color:#CC0000;--status-error-border:2px solid #FF6B6B;--status-success-bg:#E8F8E8;--status-success-color:#006600;--status-success-border:2px solid #4CAF50;--container-shadow:0 4px 20px rgba(0, 0, 0, 0.1);--filter-bg:#f8f9fa;--filter-border:#e9ecef;--filter-label-color:#555;--button-bg:#01B6D1;--button-hover-bg:#0199B0;--button-shadow:0 2px 4px rgba(1, 182, 209, 0.3);--result-border:#e9ecef;--active-filter-bg:rgba(1, 182, 209, 0.1);--footer-bg:#f8f9fa;--footer-color:#6c757d}[data-theme=dark]{--bg-gradient:linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);--text-color:#e9ecef;--container-bg:#2d2d2d;--header-bg:linear-gradient(135deg, #006d7a 0%, #004d55 100%);--header-shadow:0 2px 10px rgba(0, 109, 122, 0.3);--status-loading-bg:#1e3a3a;--status-loading-color:#4dd0e1;--status-loading-border:2px solid #00bcd4;--status-error-bg:#3a1e1e;--status-error-color:#ff6b6b;--status-error-border:2px solid #ff4444;--status-success-bg:#1e3a1e;--status-success-color:#4caf50;--status-success-border:2px solid #66bb6a;--container-shadow:0 4px 20px rgba(0, 0, 0, 0.3);--filter-bg:#3a3a3a;--filter-border:#555;--filter-label-color:#ccc;--button-bg:#00bcd4;--button-hover-bg:#0097a7;--button-shadow:0 2px 4px rgba(0, 188, 212, 0.3);--result-border:#555;--active-filter-bg:rgba(0, 188, 212, 0.1);--footer-bg:#1a1a1a;--footer-color:#888}body{font-family:-apple-system,BlinkMacSystemFont,segoe ui,Roboto,helvetica neue,Arial,sans-serif;background:var(--bg-gradient);color:var(--text-color);min-height:100vh;padding:20px;transition:background .3s ease,color .3s ease}.container{max-width:1200px;margin:0 auto}header{background:var(--header-bg);color:#fff;padding:30px 20px;text-align:center;border-radius:10px 10px 0 0;box-shadow:var(--header-shadow);position:relative}.header-content{display:flex;flex-direction:column;align-items:center}header h1{font-size:2.5em;font-weight:300;margin-bottom:10px}header p{font-size:1.1em;opacity:.95}.theme-selector{position:absolute;top:20px;right:20px;display:flex;flex-direction:column;align-items:flex-end}.theme-toggle{background:rgba(255,255,255,.2);border:none;border-radius:50%;width:40px;height:40px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .3s ease;font-size:18px;position:relative;z-index:2}.theme-toggle:hover{background:rgba(255,255,255,.3)}.theme-dropdown{opacity:0;visibility:hidden;transform:translateY(-10px);transition:all .3s ease;background:rgba(255,255,255,.95);border-radius:8px;box-shadow:0 4px 12px rgba(0,0,0,.15);overflow:hidden;margin-top:8px;min-width:100px}.theme-selector:hover .theme-dropdown{opacity:1;visibility:visible;transform:translateY(0)}.theme-option{width:100%;padding:10px 15px;border:none;background:0 0;color:#333;text-align:left;cursor:pointer;transition:background .2s ease;font-size:14px;display:flex;align-items:center;gap:8px}.theme-option:hover{background:rgba(1,182,209,.1)}.theme-option.active{background:rgba(1,182,209,.2);font-weight:500}[data-theme=dark] .theme-dropdown{background:rgba(45,45,45,.95);color:#e9ecef}[data-theme=dark] .theme-option{color:#e9ecef}[data-theme=dark] .theme-option:hover{background:rgba(0,188,212,.1)}[data-theme=dark] .theme-option.active{background:rgba(0,188,212,.2)}.main-content{background:var(--container-bg);border-radius:0 0 10px 10px;padding:30px;box-shadow:var(--container-shadow);transition:background .3s ease}.status{padding:15px;border-radius:8px;margin-bottom:20px}.status.loading{background:var(--status-loading-bg);color:var(--status-loading-color);border:var(--status-loading-border)}.status.error{background:var(--status-error-bg);color:var(--status-error-color);border:var(--status-error-border)}.status.success{background:var(--status-success-bg);color:var(--status-success-color);border:var(--status-success-border)}.filters-section h2{color:#0199b0;font-size:1.5em;font-weight:400}.filter-group{margin-bottom:25px;background:var(--filter-bg);border:1px solid var(--filter-border);border-radius:8px;padding:20px;transition:background .3s ease,border-color .3s ease}.filter-group label{display:block;color:var(--filter-label-color);font-weight:500;margin-bottom:10px;font-size:1.1em}.filter-btn-group{justify-content:left}.filter-options{display:flex;flex-wrap:wrap;gap:10px}.filter-checkbox{display:none}.filter-checkbox+label{display:inline-block;padding:10px 20px;background:#f0f8fa;border:2px solid #01b6d1;border-radius:25px;cursor:pointer;transition:all .3s ease;font-weight:400;color:#0199b0}.filter-checkbox:checked+label{background:#01b6d1;color:#fff;box-shadow:0 2px 8px rgba(1,182,209,.4)}.filter-checkbox:hover+label{transform:translateY(-2px);box-shadow:0 4px 12px rgba(1,182,209,.3)}.random-section{text-align:center;margin:40px 0}.random-button{background:var(--button-bg);color:#fff;border:none;padding:18px 50px;font-size:1.3em;border-radius:50px;cursor:pointer;transition:all .3s ease;box-shadow:var(--button-shadow);font-weight:500;margin-bottom:5px}.random-button:hover:not(:disabled){transform:translateY(-3px);box-shadow:0 6px 20px rgba(1,182,209,.5)}.random-button:disabled{opacity:.6;cursor:not-allowed}.result-section{margin-top:40px;padding:30px;background:linear-gradient(135deg,#E8F4F8 0%,#F0F8FA 100%);border-radius:10px;display:none;position:relative;border:1px solid var(--result-border);transition:border-color .3s ease;opacity:0;transform:translateY(20px)}[data-theme=dark] .result-section{background:linear-gradient(135deg,#1a1a1a 0%,#2d2d2d 100%);border:1px solid var(--result-border)}.result-section.show{display:block;animation:fadeIn .5s ease forwards}.result-section.hiding{animation:fadeOut .3s ease forwards}@keyframes fadeIn{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeOut{from{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(-10px)}}.result-title{color:var(--button-bg);font-size:2em;margin-bottom:15px;font-weight:400}.result-details{color:var(--text-color);font-size:1.1em;line-height:1.8}.result-details strong{color:var(--button-bg)}.result-link{position:absolute;top:50%;right:30px;transform:translateY(-50%);padding:15px 35px;background:var(--button-bg);color:#fff;text-decoration:none;border-radius:25px;transition:all .3s ease;font-weight:500;font-size:1.1em}.result-link:hover{background:var(--button-hover-bg);transform:translateY(-50%)translateY(-2px);box-shadow:0 4px 12px rgba(1,182,209,.4)}@media(max-width:768px){.result-section{padding:20px;text-align:center}.result-link{position:static;transform:none;display:inline-block;margin-top:20px;width:auto;min-width:200px}.result-link:hover{transform:translateY(-2px)}}@media(max-width:480px){.result-link{width:100%;box-sizing:border-box}}.active-filters{margin-bottom:20px;display:flex;flex-wrap:wrap;gap:8px}.filter-tag{display:inline-flex;align-items:center;padding:6px 12px;background:#01b6d1;color:#fff;border-radius:20px;font-size:.9em;font-weight:500}.filter-tag .remove-tag{margin-left:8px;cursor:pointer;font-weight:700;opacity:.8}.filter-tag .remove-tag:hover{opacity:1}.filter-select{width:100%;padding:12px;border:2px solid #01b6d1;border-radius:8px;background:#fff;font-size:1em;color:#0199b0;cursor:pointer;transition:all .3s ease}.filter-select:focus{outline:none;box-shadow:0 0 0 3px rgba(1,182,209,.2);border-color:#0199b0}.filter-select:hover{border-color:#0199b0}.conference-filters{display:flex;gap:10px}.conference-filters .filter-select{flex:1}.spinner{width:20px;height:20px;border:2px solid #f3f3f3;border-top:2px solid #01b6d1;border-radius:50%;animation:spin 1s linear infinite;display:inline-block;margin-right:10px}@keyframes spin{0%{transform:rotate(0)}100%{transform:rotate(360deg)}}.status{display:flex;align-items:center;justify-content:center}.filters-header{display:flex;justify-content:space-between;align-items:center;min-height:44px}.filters-header h2{margin:0}.talk-count{font-size:.9em;color:#0199b0;font-weight:500;margin:0}.talk-count #filtered-count{font-size:1em;font-weight:700;color:#01b6d1}.filter-search{width:100%;padding:12px;border:2px solid #01b6d1;border-radius:8px;font-size:1em;transition:border-color .3s ease,box-shadow .3s ease;box-sizing:border-box;position:relative}.filter-search:focus{outline:none;box-shadow:0 0 0 3px rgba(1,182,209,.2);border-color:#0199b0}.filter-search::placeholder{color:#01b6d1;opacity:.7}.filter-select option.active-filter{background-color:#01b6d1!important;color:#fff!important;font-weight:700}.active-filter{background:var(--active-filter-bg)!important}[data-theme=dark] .filter-search{background:var(--filter-bg,#3a3a3a);border-color:var(--filter-border,#555);color:var(--text-color,#e9ecef)}[data-theme=dark] .filter-search:focus{box-shadow:0 0 0 3px rgba(0,188,212,.2);border-color:var(--button-bg,#00bcd4)}[data-theme=dark] .filter-search::placeholder{color:var(--text-color,#e9ecef);opacity:.6}@media(max-width:768px){header{padding:20px 15px}header h1{font-size:2em}header p{font-size:1em}.main-content{padding:20px}.result-title{font-size:1.8em}.conference-filters{flex-direction:column;gap:8px}.conference-filters .filter-select{flex:none;width:100%}.filter-group{margin-bottom:20px}.active-filters{gap:6px}.filter-tag{padding:5px 10px;font-size:.85em}.random-button{padding:16px 40px;font-size:1.2em}}@media(max-width:480px){header{padding:15px 10px}header h1{font-size:1.6em}.theme-selector{top:8px;right:8px}.theme-toggle{width:35px;height:35px;font-size:16px}.speaker-dropdown{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));max-width:350px}.calling-dropdown{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));max-width:400px}.main-content{padding:15px}.result-title{font-size:1.5em}.result-details{font-size:1em}.filter-group{margin-bottom:15px}.filter-group label{font-size:1em;margin-bottom:8px}.random-button{width:100%;box-sizing:border-box}.filters-header{flex-direction:column;align-items:flex-start;gap:10px}.talk-count{margin:0;align-self:flex-end}}@media(max-width:360px){.result-section{padding:15px}.filter-select{padding:10px;font-size:.95em}.filter-search{padding:10px;font-size:.95em}}footer{margin-top:40px;padding:20px;text-align:center;font-size:.85em;color:var(--footer-color);border-top:1px solid #e0e0e0;background:var(--footer-bg);transition:background .3s ease,color .3s ease}footer p{margin:0;line-height:1.5}@media(max-width:480px){footer{padding:15px 10px;font-size:.8em}}.season-btn{flex:none}.all-seasons-btn{margin-right:8px}@media(max-width:768px){.season-btn{flex:1;min-width:unset}.all-seasons-btn{margin-right:0;margin-bottom:4px}}.decade-buttons-container{margin-bottom:15px}.decade-buttons{display:flex;flex-wrap:wrap;gap:8px;padding:4px 0}.decade-dropdown{grid-template-columns:repeat(auto-fill,minmax(70px,1fr));width:max-content;min-width:200px;max-width:400px}.decade-option{text-align:center;justify-self:center}.speaker-letters-container{margin-bottom:15px}.speaker-letters{display:flex;flex-wrap:wrap;gap:8px;padding:4px 0}.speaker-letter-btn{min-width:60px;text-align:center}.speaker-dropdown{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));width:auto;min-width:250px;max-width:480px}.speaker-option{text-align:left;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.speaker-search-container{position:relative;width:100%;margin-bottom:15px}.speaker-search-results{position:absolute;top:100%;left:0;width:100%;background:var(--container-bg,white);border:2px solid var(--filter-border,#e9ecef);border-radius:6px;box-shadow:0 4px 12px rgba(0,0,0,.15);opacity:0;visibility:hidden;transition:all .3s ease;z-index:100;max-height:200px;overflow-y:auto;padding:8px;box-sizing:border-box}.speaker-search-results.show{opacity:1;visibility:visible}.speaker-search-result{width:100%;padding:8px 12px;border:none;background:0 0;color:var(--text-color,#222325);text-align:left;cursor:pointer;font-size:14px;border-radius:4px;transition:background .2s ease;margin-bottom:2px}.speaker-search-result:hover{background:var(--button-bg,#01B6D1);color:#fff;box-shadow:0 2px 4px rgba(1,182,209,.3);transform:translateY(-1px)}.speaker-search-result.active{background:var(--active-filter-bg,rgba(1,182,209,.1));font-weight:500}.speaker-search-result.active:hover{background:var(--button-hover-bg,#0199B0);box-shadow:0 2px 6px rgba(1,182,209,.4);transform:translateY(-1px)}[data-theme=dark] .speaker-search-results{background:var(--filter-bg,#3a3a3a);border-color:var(--filter-border,#555);color:var(--text-color,#e9ecef)}[data-theme=dark] .speaker-search-result:hover{background:var(--button-bg,#00bcd4);color:#fff;box-shadow:0 2px 4px rgba(0,188,212,.3);transform:translateY(-1px)}[data-theme=dark] .speaker-search-result.active:hover{background:var(--button-hover-bg,#0097a7);box-shadow:0 2px 6px rgba(0,188,212,.4);transform:translateY(-1px)}.filter-btn{position:relative;padding:8px 12px;border:2px solid var(--filter-border,#e9ecef);background:var(--filter-bg,#f8f9fa);color:var(--text-color,#222325);border-radius:6px;cursor:pointer;font-size:14px;font-weight:500;transition:all .2s ease;white-space:nowrap;flex-shrink:0;z-index:1}.filter-btn:hover{background:var(--button-bg,#01B6D1);border-color:var(--button-bg,#01B6D1);color:#fff;box-shadow:0 2px 6px rgba(1,182,209,.4);transform:translateY(-1px)}.filter-btn.active,.filter-btn.has-selection{background:var(--button-bg,#01B6D1);border-color:var(--button-bg,#01B6D1);color:#fff;box-shadow:0 2px 4px rgba(1,182,209,.3);font-weight:600}.filter-btn.active:hover,.filter-btn.has-selection:hover{background:var(--button-hover-bg,#0199B0);border-color:var(--button-hover-bg,#0199B0);box-shadow:0 2px 8px rgba(1,182,209,.5);transform:translateY(-1px)}[data-theme=dark] .filter-btn{border-color:var(--filter-border,#555);background:var(--filter-bg,#3a3a3a);color:var(--text-color,#e9ecef)}[data-theme=dark] .filter-btn:hover{background:var(--button-bg,#00bcd4);border-color:var(--button-bg,#00bcd4);color:#fff;box-shadow:0 2px 6px rgba(0,188,212,.4);transform:translateY(-1px)}[data-theme=dark] .filter-btn.active,[data-theme=dark] .filter-btn.has-selection{background:var(--button-bg,#00bcd4);border-color:var(--button-bg,#00bcd4);color:#fff;box-shadow:0 2px 4px rgba(0,188,212,.3)}[data-theme=dark] .filter-btn.active:hover,[data-theme=dark] .filter-btn.has-selection:hover{background:var(--button-hover-bg,#0097a7);border-color:var(--button-hover-bg,#0097a7);box-shadow:0 2px 8px rgba(0,188,212,.5);transform:translateY(-1px)}.filter-dropdown{position:absolute;top:100%;left:0;right:auto;background:var(--container-bg,white);border:2px solid var(--filter-border,#e9ecef);border-radius:6px;box-shadow:0 4px 12px rgba(0,0,0,.15);opacity:0;visibility:hidden;transform:translateY(-10px);transition:all .3s ease;z-index:9999;padding:8px;display:grid;gap:4px;pointer-events:none}.filter-dropdown-btn:hover .filter-dropdown,.filter-dropdown-btn.open .filter-dropdown{opacity:1;visibility:visible;transform:translateY(0);z-index:10001;pointer-events:auto}.filter-dropdown-btn:hover,.filter-dropdown-btn.open{z-index:10000}.filter-option{z-index:100;padding:6px 8px;border:none;background:0 0;color:var(--text-color,#222325);cursor:pointer;font-size:13px;border-radius:4px;transition:background .2s ease;touch-action:manipulation}.inactive{display:none!important}.filter-option:hover{background:var(--button-bg,#01B6D1);color:#fff;box-shadow:0 2px 4px rgba(1,182,209,.3);transform:translateY(-1px)}.filter-option.active{background:var(--button-bg,#01B6D1);color:#fff;box-shadow:0 2px 6px rgba(1,182,209,.4);font-weight:600;border:1px solid rgba(255,255,255,.3)}.filter-option.select-all{grid-column:1/-1;margin-top:8px;padding-top:8px;font-weight:600;color:var(--button-bg,#01B6D1);text-align:center;justify-self:stretch}.filter-option.select-all:hover{background:var(--button-bg,#01B6D1);color:#fff;box-shadow:0 2px 4px rgba(1,182,209,.3);transform:translateY(-1px)}.filters-header-content{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px;min-height:44px}.clear-filters-btn{margin-left:15px}.season-filters{display:flex;gap:8px;margin-bottom:15px}.season-btn{flex:none}.callings-container{margin-bottom:15px}.calling-orgs{display:flex;flex-wrap:wrap;gap:8px;padding:4px 0}.calling-org-btn{min-width:60px;text-align:center}.calling-dropdown{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));width:auto;min-width:250px;max-width:480px}.calling-option{text-align:left;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.calling-option.select-org-callings{grid-column:1/-1;margin-top:8px;padding-top:8px;font-weight:600;color:var(--button-bg,#01B6D1);text-align:center;justify-self:stretch}[data-theme=dark] .calling-dropdown{background:var(--filter-bg,#3a3a3a);border-color:var(--filter-border,#555);color:var(--text-color,#e9ecef)}[data-theme=dark] .calling-option:hover{background:var(--button-bg,#00bcd4);color:#fff;box-shadow:0 2px 4px rgba(0,188,212,.3);transform:translateY(-1px)}[data-theme=dark] .calling-option.active{background:var(--button-bg,#00bcd4);color:#fff;box-shadow:0 2px 6px rgba(0,188,212,.4);font-weight:600;border:1px solid rgba(255,255,255,.3)}[data-theme=dark] .calling-option.select-org-callings{color:var(--button-bg,#00bcd4)}[data-theme=dark] .calling-option.select-org-callings:hover{background:var(--button-bg,#00bcd4);color:#fff}@media(max-width:768px){.calling-orgs{gap:6px;padding:2px 0}.calling-org-btn{min-width:70px;padding:6px 8px;font-size:12px}.calling-dropdown{min-width:250px;max-width:400px;grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}.calling-option{padding:4px 6px;font-size:12px}}.session-filters{display:flex;flex-direction:column;gap:.5rem}.session-prefixes{display:flex;flex-wrap:wrap;gap:8px;padding:4px 0}.session-prefix-btn{position:relative}.session-dropdown{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));min-width:250px}.session-option{text-align:left;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}[data-theme=dark] .session-dropdown{background:var(--filter-bg,#3a3a3a);border-color:var(--filter-border,#555);color:var(--text-color,#e9ecef)}[data-theme=dark] .session-option:hover{background:var(--button-bg,#00bcd4);color:#fff;box-shadow:0 2px 4px rgba(0,188,212,.3);transform:translateY(-1px)}[data-theme=dark] .session-option.active{background:var(--button-bg,#00bcd4);color:#fff;box-shadow:0 2px 6px rgba(0,188,212,.4);font-weight:600;border:1px solid rgba(255,255,255,.3)}[data-theme=dark] .session-option.select-prefix{color:var(--button-bg,#00bcd4)}[data-theme=dark] .session-option.select-prefix:hover{background:var(--button-bg,#00bcd4);color:#fff}@media(max-width:768px){.session-prefixes{gap:6px}.session-dropdown{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));min-width:300px}.session-option{padding:4px 6px;font-size:12px}}@media(max-width:480px){.session-prefixes{align-items:stretch;gap:4px}.session-dropdown{min-width:200px;grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}.session-btn{text-align:center;width:fit-content;min-width:60px;padding:.5rem}.session-option{min-width:50px;padding:3px 6px;font-size:12px}}@media(max-width:768px){.filter-btn{padding:6px 10px;font-size:13px;min-width:35px}.filter-dropdown{padding:6px}.filter-option{padding:4px 6px;font-size:13px;min-width:50px}.filter-group{margin-bottom:15px;padding:15px}.filter-group label{font-size:1em;margin-bottom:8px}}@media(max-width:480px){.filter-btn{padding:5px 8px;font-size:12px}.filter-dropdown{padding:4px}.filter-option{padding:3px 6px;font-size:12px;min-width:50px}.filter-group{margin-bottom:12px;padding:12px}}.scroll-to-top-section{text-align:center;margin-top:30px;margin-bottom:20px}.scroll-to-top-btn{padding:12px 24px;font-size:16px}@media(max-width:768px){.scroll-to-top-section{margin-top:20px;margin-bottom:15px}.scroll-to-top-btn{padding:10px 20px;font-size:14px}}@media(max-width:480px){.scroll-to-top-section{margin-top:15px;margin-bottom:10px}.scroll-to-top-btn{width:100%;padding:12px}}.result-close-btn{position:absolute;top:15px;right:15px;width:32px;height:32px;border:none;background:rgba(0,0,0,.1);color:var(--text-color,#222325);border-radius:50%;cursor:pointer;font-size:28px;line-height:1;display:flex;align-items:center;justify-content:center;transition:all .2s ease;z-index:10;padding:0;font-weight:300;font-family:Arial,sans-serif}.result-close-btn::before{content:'×';display:inline-block;transform:translateY(1px)}.result-close-btn:hover{background:rgba(0,0,0,.2);transform:scale(1.1)}.result-close-btn:active{transform:scale(.95)}[data-theme=dark] .result-close-btn{background:rgba(255,255,255,.1);color:var(--text-color,#e9ecef)}[data-theme=dark] .result-close-btn:hover{background:rgba(255,255,255,.2)}@media(max-width:768px){.result-close-btn{width:28px;height:28px;top:10px;right:10px;font-size:24px}}@media(max-width:480px){.result-close-btn{width:24px;height:24px;top:8px;right:8px;font-size:20px}}.filter-history-dropdown{display:flex;flex-direction:column;min-width:350px;max-width:500px;width:auto;max-height:500px}[data-theme=dark] .filter-history-dropdown{background:var(--filter-bg,#3a3a3a);border-color:var(--filter-border,#555);color:var(--text-color,#e9ecef)}.filter-history-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;padding-bottom:8px;border-bottom:1px solid var(--filter-border)}.filter-history-header label{display:block;color:var(--filter-label-color);font-weight:500;font-size:1em;margin:0}.clear-all-history-btn{background:0 0;border:1px solid var(--button-bg);color:var(--button-bg);border-radius:4px;padding:4px 8px;font-size:1.2em;cursor:pointer;transition:all .3s ease;line-height:1;min-width:32px;height:32px;display:flex;align-items:center;justify-content:center}.clear-all-history-btn:hover{background:var(--button-bg);color:#fff}.filter-history{display:flex;flex-direction:column;gap:8px;max-height:400px;overflow-y:auto}.filter-history-item{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;background:var(--bg-color);border:1px solid var(--filter-border);border-radius:6px;cursor:pointer;transition:all .2s ease}.filter-history-item:hover{background:var(--button-bg);color:#fff;border-color:var(--button-bg)}.filter-history-item-content{flex:1;display:flex;flex-direction:column;gap:4px}.filter-history-item-time{font-size:.85em;opacity:.7;color:var(--text-color)}.filter-history-item:hover .filter-history-item-time{color:#fff;opacity:.9}.filter-history-item-summary{font-size:.9em;font-weight:500;color:var(--text-color)}.filter-history-item:hover .filter-history-item-summary{color:#fff}.filter-history-item-actions{display:flex;gap:8px;align-items:center}.filter-history-item-delete{background:0 0;border:none;color:var(--text-color);font-size:1.2em;cursor:pointer;padding:4px 8px;border-radius:4px;transition:all .2s ease;opacity:.6}.filter-history-item-delete:hover{opacity:1;background:rgba(255,0,0,.1);color:#f44}.filter-history-empty{text-align:center;padding:20px;color:var(--text-color);opacity:.6;font-style:italic}[data-theme=dark] .filter-history-item{background:var(--filter-bg)}[data-theme=dark] .filter-history-item:hover{background:var(--button-bg)}[data-theme=dark] .filter-history-item-delete{color:var(--text-color)}[data-theme=dark] .filter-history-item-delete:hover{color:#f66}@media(max-width:768px){.filter-history-dropdown{min-width:300px;max-width:90vw}.filter-history-item{padding:8px 10px}.filter-history-item-summary{font-size:.85em}.filter-history-item-time{font-size:.8em}}@media(max-width:480px){.filter-history-dropdown{min-width:280px;max-width:90vw}.filter-history-header label{font-size:.9em}.filter-history-item-actions{flex-direction:column;gap:4px}}.history-section{justify-content:flex-end;gap:10px;align-items:center}#history-section-desktop{display:flex}#history-section-mobile{display:none}@media(max-width:768px){#history-section-desktop{display:none}#history-section-mobile{display:flex;justify-content:center}}.talks-history-btn{min-width:auto;display:inline-block;width:auto}.talks-history-dropdown{display:flex;flex-direction:column;min-width:350px;max-width:500px;width:auto;padding:12px;max-height:500px}[data-theme=dark] .talks-history-dropdown{background:var(--filter-bg,#3a3a3a);border-color:var(--filter-border,#555);color:var(--text-color,#e9ecef)}.talks-history-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;padding-bottom:8px;border-bottom:1px solid var(--filter-border)}.talks-history-header label{display:block;color:var(--filter-label-color);font-weight:500;font-size:1em;margin:0}.clear-all-talks-history-btn{background:0 0;border:1px solid var(--button-bg);color:var(--button-bg);border-radius:4px;padding:4px 8px;font-size:1.2em;cursor:pointer;transition:all .3s ease;line-height:1;min-width:32px;height:32px;display:flex;align-items:center;justify-content:center}.clear-all-talks-history-btn:hover{background:var(--button-bg);color:#fff}.talk-history{display:flex;flex-direction:column;gap:8px;max-height:400px;overflow-y:auto}.talk-history-item{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;background:var(--bg-color);border:1px solid var(--filter-border);border-radius:6px;cursor:pointer;transition:all .2s ease}.talk-history-item:hover{background:var(--button-bg);color:#fff;border-color:var(--button-bg)}.talk-history-item-content{flex:1;display:flex;flex-direction:column;gap:4px}.talk-history-item-time{font-size:.85em;opacity:.7;color:var(--text-color)}.talk-history-item:hover .talk-history-item-time{color:#fff;opacity:.9}.talk-history-item-title{font-size:.9em;font-weight:500;color:var(--text-color)}.talk-history-item:hover .talk-history-item-title{color:#fff}.talk-history-item-speaker,.talk-history-item-conference{font-size:.8em;opacity:.8;color:var(--text-color)}.talk-history-item:hover .talk-history-item-speaker,.talk-history-item:hover .talk-history-item-conference{color:#fff;opacity:.9}.talk-history-item-actions{display:flex;gap:8px;align-items:center}.talk-history-item-delete{background:0 0;border:none;color:var(--text-color);font-size:1.2em;cursor:pointer;padding:4px 8px;border-radius:4px;transition:all .2s ease;opacity:.6}.talk-history-item-delete:hover{opacity:1;background:rgba(255,0,0,.1);color:#f44}.talk-history-empty{text-align:center;padding:20px;color:var(--text-color);opacity:.6;font-style:italic}[data-theme=dark] .talk-history-item{background:var(--filter-bg)}[data-theme=dark] .talk-history-item:hover{background:var(--button-bg)}[data-theme=dark] .talk-history-item-delete{color:var(--text-color)}[data-theme=dark] .talk-history-item-delete:hover{color:#f66}@media(max-width:768px){.talks-history-dropdown{min-width:300px;max-width:90vw}.talk-history-item{padding:8px 10px}.talk-history-item-title{font-size:.85em}.talk-history-item-speaker,.talk-history-item-conference{font-size:.75em}.talk-history-item-time{font-size:.8em}}@media(max-width:480px){.talks-history-dropdown{min-width:280px;max-width:90vw}.talks-history-header label{font-size:.9em}.talk-history-item-actions{flex-direction:column;gap:4px}}