:root{--primary-50:#f0f9f3;--primary-100:#dcf2e3;--primary-200:#bbe5cb;--primary-300:#8bd3a7;--primary-400:#55bd7c;--primary-500:#2e8b57;--primary-600:#1e6b42;--primary-700:#16573a;--primary-800:#154832;--primary-900:#133c2c;--secondary-50:#f0f8ff;--secondary-100:#e0f2fe;--secondary-200:#bae6fd;--secondary-300:#7dd3fc;--secondary-400:#38bdf8;--secondary-500:#0ea5e9;--secondary-600:#0284c7;--secondary-700:#0369a1;--gray-50:#f8fafc;--gray-100:#f1f5f9;--gray-200:#e2e8f0;--gray-300:#cbd5e1;--gray-400:#94a3b8;--gray-500:#64748b;--gray-600:#475569;--gray-700:#334155;--gray-800:#1e293b;--gray-900:#0f172a;--success-500:#10b981;--success-50:#ecfdf5;--warning-500:#f59e0b;--warning-50:#fffbeb;--error-500:#ef4444;--error-50:#fef2f2;--error-100:#fee2e2;--error-200:#fecaca;--error-600:#dc2626;--info-500:#3b82f6;--radius-sm:0.25rem;--radius-md:0.375rem;--radius-lg:0.5rem;--radius-xl:0.75rem;--shadow-sm:0 1px 2px rgba(0,0,0,.05);--shadow-md:0 1px 3px rgba(0,0,0,.1),0 1px 2px rgba(0,0,0,.06);--shadow-lg:0 4px 6px -1px rgba(0,0,0,.1);--shadow-xl:0 10px 15px -3px rgba(0,0,0,.08);--z-modals:1000;--z-overlays:1100}*,:after,:before{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--gray-50);min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.5;color:var(--gray-800);-webkit-font-smoothing:antialiased}.container{max-width:1200px;margin:0 auto;padding:0 1rem}@media (min-width:640px){.container{padding:0 1.5rem}}.app-shell{display:flex;flex-direction:column;min-height:100vh;padding-bottom:4.5rem}.seo-intro{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.tab-bar{position:fixed;bottom:0;left:0;right:0;z-index:200;display:flex;justify-content:center;padding:.5rem 1rem calc(.5rem + env(safe-area-inset-bottom, 0px));background:transparent;pointer-events:none}.tab-bar-inner{gap:.25rem;background:hsla(0,0%,100%,.92);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-radius:999px;padding:.375rem .5rem;box-shadow:0 4px 20px rgba(0,0,0,.1),0 0 0 1px rgba(0,0,0,.04);pointer-events:auto}.tab-bar-inner,.tab-bar-item{display:flex;align-items:center}.tab-bar-item{flex-direction:column;gap:.125rem;padding:.5rem 1rem;background:none;border:none;border-radius:999px;cursor:pointer;color:var(--gray-500);transition:all .15s;min-width:60px}.tab-bar-item:hover{color:var(--gray-700)}.tab-bar-item.active{background:rgba(46,139,87,.1);color:var(--primary-600)}.tab-bar-icon{width:20px;height:20px}.tab-bar-label{font-size:.625rem;font-weight:600;letter-spacing:.01em}@media (max-width:480px){.tab-bar-item{padding:.5rem .625rem;min-width:52px}.tab-bar-label{font-size:.5625rem}}.search-bar-row{display:flex;align-items:center;gap:.5rem;padding:.5rem 0;flex-wrap:wrap}.search-bar-row .unified-search{flex:1 1;min-width:200px}.search-chips{display:flex;flex-shrink:0}.search-chip,.search-chips{gap:.3125rem;align-items:center}.search-chip{display:inline-flex;padding:.375rem .625rem;background:#fff;border:1px solid var(--gray-200);border-radius:999px;font-size:.6875rem;font-weight:600;color:var(--gray-600);cursor:pointer;transition:all .15s;white-space:nowrap}.search-chip:hover{border-color:var(--gray-300);color:var(--gray-800)}.search-chip.active{border-color:var(--primary-300);color:var(--primary-700);background:var(--primary-50)}.search-chip.active-danger{border-color:var(--error-300);color:var(--error-600);background:var(--error-50)}.search-chip-dot{width:6px;height:6px;border-radius:50%;flex-shrink:0}.main-content{padding:.75rem 0 1rem;flex:1 1}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.5rem 1rem;border:none;border-radius:var(--radius-md);font-size:.8125rem;font-weight:500;cursor:pointer;transition:background .15s,box-shadow .15s;-webkit-user-select:none;-moz-user-select:none;user-select:none}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary-500);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-600)}.btn-secondary{background:var(--gray-100);color:var(--gray-700);border:1px solid var(--gray-300)}.btn-secondary:hover:not(:disabled){background:var(--gray-200)}.btn-success{background:var(--success-500);color:#fff}.btn-success:hover:not(:disabled){background:#059669}.card{background:#fff;border-radius:var(--radius-xl);border:1px solid var(--gray-200);overflow:hidden}.card-header{padding:1.25rem 1.5rem;border-bottom:1px solid var(--gray-200)}.card-body{padding:1.5rem}.map-section{display:flex;flex-direction:column;gap:1rem}.map-content{height:600px;width:100%;position:relative;border-radius:var(--radius-xl);overflow:hidden;border:1px solid var(--gray-200)}@media (max-width:768px){.map-content{height:450px}}.geological-section{margin-top:.5rem}.fossil-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));grid-gap:1rem;gap:1rem}@media (max-width:640px){.fossil-grid{grid-template-columns:1fr}}.fossil-card{background:#fff;border-radius:var(--radius-lg);border:1px solid var(--gray-200);transition:box-shadow .15s,border-color .15s;cursor:pointer;overflow:hidden;display:flex;flex-direction:column}.fossil-card:hover{border-color:var(--gray-300);box-shadow:var(--shadow-md)}.fossil-card-image{width:100%;aspect-ratio:16/10;background:var(--gray-50);overflow:hidden}.fossil-card-image .fossil-img{width:100%;height:100%;border-radius:0}.fossil-card-content{padding:.875rem 1rem}.fossil-card-top{display:flex;justify-content:space-between;align-items:flex-start;gap:.5rem;margin-bottom:.5rem}.fossil-card-name{font-size:.9375rem;font-weight:600;color:var(--gray-900);line-height:1.3}.fossil-card-species{font-size:.75rem;color:var(--gray-500);font-style:italic;margin-top:.125rem}.fossil-card-period-chip{flex-shrink:0;padding:.1875rem .5rem;border-radius:999px;color:#fff;font-size:.625rem;font-weight:600;text-transform:uppercase;letter-spacing:.03em;white-space:nowrap;line-height:1.4}.fossil-card-meta{display:flex;flex-wrap:wrap;gap:.25rem .5rem;font-size:.75rem;color:var(--gray-500)}.fossil-card-meta span{display:inline-flex;align-items:center}.db-header{margin-bottom:1.25rem}.db-header h3{font-size:1.125rem;font-weight:600;color:var(--gray-900);margin-bottom:.25rem}.db-header p{font-size:.8125rem;color:var(--gray-500)}.db-search-area{margin:1rem 0;max-width:560px}.quick-filters{display:flex;gap:.375rem;flex-wrap:wrap;align-items:center;margin-top:.75rem}.quick-filters-label{color:var(--gray-500)}.chip,.quick-filters-label{font-size:.75rem;font-weight:500}.chip{display:inline-flex;padding:.25rem .625rem;background:var(--gray-100);color:var(--gray-700);border:1px solid var(--gray-200);border-radius:999px;cursor:pointer;transition:all .15s}.chip:hover{background:var(--primary-50);border-color:var(--primary-200);color:var(--primary-700)}.chip.active{background:var(--primary-500);color:#fff;border-color:var(--primary-500)}.chip-danger{background:var(--error-50);color:var(--error-600);border-color:var(--error-200)}.chip-danger:hover{background:var(--error-100)}.db-status-bar{display:flex;gap:.75rem;align-items:center;flex-wrap:wrap;margin-bottom:1rem;font-size:.75rem}.db-count{font-weight:600;color:var(--gray-700)}.db-active-search{color:var(--gray-500);font-style:italic}.db-per-page{display:flex;align-items:center;gap:.375rem;margin-left:auto;color:var(--gray-500)}.db-per-page select{padding:.25rem .375rem;border:1px solid var(--gray-300);border-radius:var(--radius-sm);font-size:.75rem;background:#fff}.empty-state{text-align:center;padding:3rem 1rem;color:var(--gray-500)}.empty-state h4{font-size:1rem;font-weight:600;margin-bottom:.25rem;color:var(--gray-600)}.empty-state p{font-size:.8125rem}.pagination{display:flex;justify-content:center;align-items:center;gap:.5rem;margin-top:1.5rem;padding-top:1.5rem;border-top:1px solid var(--gray-200)}.pagination-info{font-size:.75rem;color:var(--gray-500);margin-bottom:.5rem;text-align:center}.pagination-current{font-size:.75rem;font-weight:600;color:var(--gray-700);padding:.375rem .75rem;background:var(--gray-100);border-radius:var(--radius-sm)}.stats-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));grid-gap:.75rem;gap:.75rem;margin-top:1.5rem;padding-top:1.5rem;border-top:1px solid var(--gray-200)}.stat-card{padding:1rem;border-radius:var(--radius-lg);background:var(--gray-50);border:1px solid var(--gray-200)}.stat-card-label{font-size:.6875rem;font-weight:500;color:var(--gray-500);text-transform:uppercase;letter-spacing:.03em;margin-bottom:.25rem}.stat-card-value{font-size:1.5rem;font-weight:700;color:var(--gray-900);line-height:1.2}.stat-card-note{font-size:.6875rem;color:var(--gray-500);margin-top:.125rem}.section-header{margin-bottom:1rem;padding:1rem;background:#fff;border-radius:var(--radius-xl);border:1px solid var(--gray-200)}.section-header h2{font-size:1.125rem;font-weight:600;color:var(--gray-900);margin-bottom:.75rem}.export-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));grid-gap:1rem;gap:1rem}.export-option{padding:1.25rem;border-radius:var(--radius-lg);border:1px solid var(--gray-200);background:var(--gray-50)}.export-option h4{font-size:.9375rem;font-weight:600;color:var(--gray-900);margin-bottom:.375rem}.export-option p{font-size:.8125rem;color:var(--gray-500);margin-bottom:1rem;line-height:1.5}.export-btn{display:block;width:100%;padding:.625rem 1rem;border:none;border-radius:var(--radius-md);font-size:.8125rem;font-weight:500;cursor:pointer;transition:background .15s}.export-btn-csv{background:var(--primary-500);color:#fff}.export-btn-csv:hover{background:var(--primary-600)}.export-btn-kml{background:var(--secondary-500);color:#fff}.export-btn-kml:hover{background:var(--secondary-600)}.animate-fade-in{animation:fadeIn .3s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes modalSlideIn{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%{transform:translate(-50%,-50%) scale(.8);opacity:1}to{transform:translate(-50%,-50%) scale(1.6);opacity:0}}.form-group{margin-bottom:1rem}.form-label{display:block;margin-bottom:.375rem;font-weight:500;color:var(--gray-700);font-size:.8125rem}.form-input,.form-select{width:100%;padding:.5rem .75rem;border:1px solid var(--gray-300);border-radius:var(--radius-md);font-size:.875rem;transition:border-color .15s;background:#fff}.form-input:focus,.form-select:focus{outline:none;border-color:var(--primary-500);box-shadow:0 0 0 2px rgba(46,139,87,.1)}.grid{display:grid;grid-gap:1rem;gap:1rem}.grid-auto-fit{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}.geological-legend{background:#fff;border-radius:var(--radius-xl);border:1px solid var(--gray-200);overflow:hidden}.legend-section{padding:1rem}.legend-section:not(:last-child){border-bottom:1px solid var(--gray-200)}.legend-title{margin:0 0 .75rem;color:var(--gray-800);font-size:.9375rem;font-weight:600}.geological-periods{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));grid-gap:.375rem;gap:.375rem}.period-item{display:flex;align-items:center;gap:.5rem;padding:.375rem .5rem;border-radius:var(--radius-sm);border:1px solid transparent;transition:background .15s}.period-item:hover{background:var(--gray-50)}.period-color{width:14px;height:14px;border-radius:3px;flex-shrink:0}.period-name{font-weight:500;font-size:.8125rem;color:var(--gray-800)}.period-age{color:var(--gray-500);font-size:.6875rem;margin-left:auto}.loading-spinner{width:24px;height:24px;border:2px solid var(--gray-200);border-top-color:var(--primary-500);border-radius:50%;animation:spin .8s linear infinite}.map-header{background:var(--primary-600);color:#fff;padding:1rem}.map-header h3{margin:0;font-size:1rem;font-weight:600}.header-top{justify-content:space-between;gap:1rem}.header-top,.map-controls{display:flex;align-items:center}.map-controls{gap:.5rem;flex-wrap:wrap}.map-controls-compact{background:var(--gray-50);padding:.5rem .75rem;border-bottom:1px solid var(--gray-200)}.layer-controls,.map-controls-compact .layer-controls{display:flex;gap:.375rem;align-items:center;flex-wrap:wrap}.add-marker-toggle,.manage-markers-button,.marker-toggle,.property-lines-toggle,.stratigraphy-toggle{padding:.375rem .625rem;border:1px solid var(--gray-300);background:#fff;color:var(--gray-700);border-radius:var(--radius-md);font-size:.75rem;font-weight:500;cursor:pointer;transition:all .15s;display:flex;align-items:center;gap:.375rem}.add-marker-toggle:hover,.manage-markers-button:hover,.marker-toggle:hover,.property-lines-toggle:hover,.stratigraphy-toggle:hover{background:var(--gray-50);border-color:var(--gray-400)}.stratigraphy-toggle.active{background:var(--success-500);color:#fff;border-color:var(--success-500)}.property-lines-toggle.active{background:var(--warning-500);color:#fff;border-color:var(--warning-500)}.marker-toggle.active{background:#228b22;color:#fff;border-color:#228b22}.add-marker-toggle.active{background:var(--error-500);color:#fff;border-color:var(--error-500)}.toggle-indicator{background:var(--success-500);color:#fff;padding:1px .375rem;border-radius:var(--radius-sm);font-size:.625rem;font-weight:600}.map-stats{display:flex;gap:.5rem;flex-wrap:wrap}.stat{padding:.375rem .75rem;background:var(--gray-50);border-radius:var(--radius-md);font-size:.75rem;font-weight:500;color:var(--gray-700);border:1px solid var(--gray-200)}.map-wrapper{position:relative;overflow:hidden;min-height:600px;height:600px}.map-fossils-loading{position:absolute;top:12px;left:12px;z-index:1000;display:flex;align-items:center;gap:.5rem;padding:.5rem .75rem;background:rgba(15,23,42,.88);color:#fff;border-radius:999px;font-size:.75rem;font-weight:600;letter-spacing:.01em;box-shadow:0 4px 16px rgba(0,0,0,.25);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);pointer-events:none}.map-fossils-loading-spinner{width:14px;height:14px;border-radius:50%;border:2px solid hsla(0,0%,100%,.25);border-top-color:#fff;animation:spin .7s linear infinite;flex-shrink:0}.map-fossils-count{position:absolute;top:12px;left:12px;z-index:1000;padding:.375rem .625rem;background:rgba(15,23,42,.75);color:hsla(0,0%,100%,.92);border-radius:999px;font-size:.6875rem;font-weight:600;box-shadow:0 2px 10px rgba(0,0,0,.2);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);pointer-events:none}.property-overlay-panel{position:absolute;bottom:16px;left:12px;z-index:1000;width:min(280px,calc(100% - 24px));background:hsla(0,0%,100%,.96);border:1px solid rgba(15,23,42,.08);border-radius:12px;box-shadow:0 8px 28px rgba(15,23,42,.18);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);overflow:hidden}.property-overlay-header{display:flex;align-items:flex-start;justify-content:space-between;gap:.75rem;padding:.75rem .875rem .625rem}.property-overlay-header strong{display:block;font-size:.8125rem;color:var(--gray-900)}.property-overlay-header p{margin:.2rem 0 0;font-size:.6875rem;line-height:1.4;color:var(--gray-500)}.property-overlay-toggle{flex-shrink:0;border:1px solid var(--gray-200);background:#fff;border-radius:999px;padding:.25rem .55rem;font-size:.6875rem;font-weight:600;color:var(--gray-600);cursor:pointer}.property-overlay-toggle:hover{border-color:var(--gray-300);color:var(--gray-800)}.property-overlay-body{border-top:1px solid var(--gray-100);padding:.75rem .875rem .875rem}.property-legend{display:grid;grid-template-columns:1fr 1fr;grid-gap:.375rem .5rem;gap:.375rem .5rem;margin-bottom:.75rem}.property-legend-item{display:flex;align-items:center;gap:.375rem;font-size:.6875rem;color:var(--gray-700)}.property-legend-swatch{width:12px;height:12px;border-radius:3px;flex-shrink:0}.property-control{display:flex;flex-direction:column;gap:.35rem;margin-bottom:.625rem;font-size:.6875rem;font-weight:600;color:var(--gray-600)}.property-control input[type=range]{width:100%;accent-color:#f59e0b}.property-check{display:flex;align-items:center;gap:.4rem;font-size:.75rem;color:var(--gray-700);margin-bottom:.625rem;cursor:pointer}.property-disclaimer{margin:0;font-size:.625rem;line-height:1.4;color:var(--gray-500)}.radar-overlay-panel{position:absolute;bottom:16px;right:12px;z-index:1000;width:min(280px,calc(100% - 24px));background:hsla(0,0%,100%,.96);border:1px solid rgba(15,23,42,.08);border-radius:12px;box-shadow:0 8px 28px rgba(15,23,42,.18);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);overflow:hidden}.radar-overlay-header{display:flex;align-items:flex-start;justify-content:space-between;gap:.75rem;padding:.75rem .875rem .625rem}.radar-overlay-header strong{display:block;font-size:.8125rem;color:var(--gray-900)}.radar-overlay-header p{margin:.2rem 0 0;font-size:.6875rem;line-height:1.4;color:var(--gray-500)}.radar-overlay-toggle{flex-shrink:0;border:1px solid var(--gray-200);background:#fff;border-radius:999px;padding:.25rem .55rem;font-size:.6875rem;font-weight:600;color:var(--gray-600);cursor:pointer}.radar-overlay-toggle:hover{border-color:var(--gray-300);color:var(--gray-800)}.radar-overlay-body{border-top:1px solid var(--gray-100);padding:.75rem .875rem .875rem}.radar-legend{display:flex;align-items:center;gap:.5rem;margin-bottom:.75rem}.radar-legend-label{font-size:.625rem;font-weight:600;color:var(--gray-500);text-transform:uppercase;letter-spacing:.03em}.radar-legend-bar{flex:1 1;height:10px;border-radius:999px;background:linear-gradient(90deg,#a8e6a1,#3cb043 25%,#f4d03f 50%,#e67e22 75%,#c0392b);border:1px solid rgba(15,23,42,.08)}.radar-control{display:flex;flex-direction:column;gap:.35rem;margin-bottom:.625rem;font-size:.6875rem;font-weight:600;color:var(--gray-600)}.radar-control input[type=range]{width:100%;accent-color:#38bdf8}.radar-meta{display:flex;align-items:center;justify-content:space-between;gap:.5rem;margin-bottom:.625rem;font-size:.6875rem;color:var(--gray-600)}.radar-refresh-btn{border:1px solid var(--gray-200);background:#fff;border-radius:999px;padding:.2rem .55rem;font-size:.6875rem;font-weight:600;color:var(--gray-700);cursor:pointer}.radar-refresh-btn:hover{border-color:#7dd3fc;color:#0369a1}.radar-disclaimer{margin:0;font-size:.625rem;line-height:1.4;color:var(--gray-500)}.paleo-map-root{display:flex;flex-direction:column;height:600px;min-height:600px;background:#0b3a52;border-radius:var(--radius-xl);overflow:hidden;border:1px solid var(--gray-200)}.paleo-map-toolbar{flex-shrink:0;padding:.875rem 1rem .75rem;background:linear-gradient(180deg,#0f172a,#1e293b);color:#fff;z-index:2}.paleo-map-heading h3{margin:0;font-size:1rem;font-weight:700}.paleo-map-heading p{margin:.2rem 0 0;font-size:.75rem;color:hsla(0,0%,100%,.7)}.paleo-period-chips{display:flex;gap:.375rem;overflow-x:auto;padding:.75rem 0 .5rem;-webkit-overflow-scrolling:touch;scrollbar-width:none}.paleo-period-chips::-webkit-scrollbar{display:none}.paleo-period-chip{flex-shrink:0;border:1px solid hsla(0,0%,100%,.15);background:hsla(0,0%,100%,.06);color:hsla(0,0%,100%,.85);border-radius:999px;padding:.3rem .65rem;font-size:.6875rem;font-weight:600;cursor:pointer;transition:background .15s,border-color .15s}.paleo-period-chip:hover{background:hsla(0,0%,100%,.12)}.paleo-period-chip.active{background:var(--period-color,#a78bfa);border-color:transparent;color:#0f172a}.paleo-slider-row{display:flex;align-items:center;gap:.625rem;font-size:.625rem;font-weight:600;color:hsla(0,0%,100%,.55);text-transform:uppercase;letter-spacing:.04em}.paleo-slider-row input[type=range]{flex:1 1;accent-color:#a78bfa;direction:rtl}.paleo-layer-toggle{flex-shrink:0;border:1px solid hsla(0,0%,100%,.2);background:hsla(0,0%,100%,.06);color:hsla(0,0%,100%,.75);border-radius:999px;padding:.25rem .6rem;font-size:.625rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;cursor:pointer}.paleo-layer-toggle.active{background:rgba(56,189,248,.25);border-color:#38bdf8;color:#e0f2fe}.paleo-map-stage{position:relative;flex:1 1;min-height:0}.paleo-map-loading{position:absolute;top:12px;left:12px;z-index:5;display:flex;align-items:center;gap:.5rem;padding:.5rem .75rem;background:rgba(15,23,42,.88);color:#fff;border-radius:999px;font-size:.75rem;font-weight:600;pointer-events:none}.paleo-fossil-dot{width:12px;height:12px;border-radius:50%;border:2px solid #fff;box-shadow:0 1px 6px rgba(0,0,0,.45);cursor:pointer;padding:0}.paleo-fossil-dot:hover{transform:scale(1.25)}.paleo-popup{position:relative;font-family:inherit;padding:.25rem}.paleo-popup-close{position:absolute;top:4px;right:4px;z-index:2;background:hsla(0,0%,100%,.9);border:none;border-radius:999px;padding:3px;cursor:pointer;display:flex;color:#64748b}.paleo-popup-image{height:100px;border-radius:8px;overflow:hidden;margin-bottom:.5rem}.paleo-popup h4{margin:0 0 .25rem;font-size:.875rem;color:#0f172a}.paleo-popup p{margin:0;font-size:.75rem;color:#475569;line-height:1.4}.paleo-popup-meta{margin-top:.25rem!important;font-size:.6875rem!important;color:#94a3b8!important}.paleo-popup-btn{margin-top:.5rem;width:100%;border:none;border-radius:6px;background:#0f172a;color:#fff;font-size:.75rem;font-weight:600;padding:.4rem .6rem;cursor:pointer}.paleo-map-footer{flex-shrink:0;padding:.5rem 1rem;background:#0f172a;border-top:1px solid hsla(0,0%,100%,.08)}.paleo-map-footer p{margin:0;font-size:.625rem;line-height:1.4;color:hsla(0,0%,100%,.5)}.paleo-map-footer p+p{margin-top:.2rem}@media (max-width:640px){.paleo-map-root{height:70vh;min-height:480px}}.location-search{width:100%;max-width:400px}.location-search,.search-container{position:relative}.search-input-container{position:relative;display:flex;align-items:center}.search-input{width:100%;padding:.625rem .75rem;border:1px solid var(--gray-300);border-radius:var(--radius-md);font-size:.875rem;outline:none;transition:border-color .15s}.search-input:focus{border-color:var(--primary-500);box-shadow:0 0 0 2px rgba(46,139,87,.1)}.search-actions{position:absolute;right:.5rem;top:50%;transform:translateY(-50%);display:flex;gap:.25rem;align-items:center}.spinner{width:14px;height:14px;border:2px solid var(--gray-200);border-top-color:var(--primary-500);border-radius:50%;animation:spin .8s linear infinite}.clear-button,.current-location-button{background:none;border:none;cursor:pointer;padding:.25rem;border-radius:var(--radius-sm);font-size:.875rem;transition:background .15s;display:flex;align-items:center;justify-content:center;color:var(--gray-500)}.clear-button:hover,.current-location-button:hover{background:var(--gray-100)}.current-location-button:disabled{opacity:.4;cursor:not-allowed}.error-message{margin-top:.5rem;padding:.5rem .75rem;background:var(--error-50);border:1px solid var(--error-200);border-radius:var(--radius-md);color:var(--error-600);font-size:.75rem}.error-message.label-with-icon{display:flex;align-items:flex-start;gap:.375rem}.search-result-item{display:flex;align-items:center;gap:.75rem;padding:.625rem .75rem;cursor:pointer;transition:background .1s;border-bottom:1px solid var(--gray-100)}.search-result-item:hover{background:var(--gray-50)}.search-result-item:last-child{border-bottom:none}.result-icon{display:flex;align-items:center;justify-content:center;width:20px;flex-shrink:0;color:var(--gray-500)}.result-content{flex:1 1;min-width:0}.result-name{font-weight:500;font-size:.8125rem;color:var(--gray-900);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.result-coordinates{font-size:.6875rem;color:var(--gray-400);font-family:monospace}.result-type{font-size:.75rem;color:var(--gray-500)}.category-badge{background:var(--primary-500);color:#fff;font-size:.625rem;padding:.125rem .375rem;border-radius:999px;font-weight:600;text-transform:uppercase;letter-spacing:.03em}.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:var(--z-modals);padding:1rem;animation:fadeIn .15s ease}.modal-content{background:#fff;border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);max-width:500px;width:100%;max-height:90vh;overflow-y:auto;animation:modalSlideIn .2s ease}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:1rem 1.25rem;border-bottom:1px solid var(--gray-200)}.modal-header h2{margin:0;font-size:1rem;font-weight:600}.close-button{background:none;border:none;color:var(--gray-500);font-size:1.125rem;cursor:pointer;padding:.25rem;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;transition:background .15s}.close-button:hover{background:var(--gray-100)}.marker-manager-overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:var(--z-overlays);padding:1rem}.marker-manager-modal{background:#fff;border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);max-width:720px;width:100%;max-height:90vh;display:flex;flex-direction:column;animation:modalSlideIn .2s ease}.manager-header{display:flex;justify-content:space-between;align-items:center;padding:1rem 1.25rem;border-bottom:1px solid var(--gray-200)}.manager-header h2{margin:0;font-size:1rem;font-weight:600}.manager-content{padding:1.25rem;overflow-y:auto;flex:1 1}.manager-controls{display:flex;flex-direction:column;gap:.75rem;margin-bottom:1rem}.search-section{display:flex;gap:.5rem;align-items:center}.sort-controls{display:flex;gap:.25rem}.sort-select{background:#fff}.sort-order-button,.sort-select{padding:.375rem .5rem;border:1px solid var(--gray-200);border-radius:var(--radius-sm);font-size:.75rem}.sort-order-button{background:var(--gray-100);cursor:pointer}.action-buttons{display:flex;gap:.5rem;flex-wrap:wrap}.export-button,.import-button{padding:.5rem .75rem;border-radius:var(--radius-md);font-weight:500;font-size:.75rem;cursor:pointer;border:none;color:#fff}.import-button{background:var(--success-500)}.export-button{background:var(--info-500)}.markers-list{min-height:200px}.markers-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));grid-gap:.75rem;gap:.75rem}.marker-card{background:var(--gray-50);border:1px solid var(--gray-200);border-radius:var(--radius-lg);padding:.75rem;transition:border-color .15s}.marker-card:hover{border-color:var(--gray-300)}.marker-card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem}.marker-title{display:flex;align-items:center;gap:.375rem;flex:1 1}.marker-color-indicator{width:10px;height:10px;border-radius:50%;border:1px solid rgba(0,0,0,.1)}.marker-title h3{margin:0;font-size:.8125rem;font-weight:600;color:var(--gray-900)}.marker-actions{display:flex;gap:.25rem}.delete-button,.edit-button,.locate-button{background:none;border:none;cursor:pointer;padding:.25rem;border-radius:var(--radius-sm);font-size:.75rem;transition:background .1s}.locate-button:hover{background:var(--secondary-100)}.edit-button:hover{background:var(--primary-100)}.delete-button:hover{background:var(--error-50)}.marker-card-content{font-size:.75rem}.marker-notes{color:var(--gray-600);line-height:1.5;margin-bottom:.5rem;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.marker-meta{padding-top:.375rem;font-size:.6875rem}.manager-summary,.marker-meta{border-top:1px solid var(--gray-200);color:var(--gray-500)}.manager-summary{text-align:center;padding-top:.75rem;font-size:.75rem}.marker-form{padding:1.25rem}.marker-form .form-group{margin-bottom:1rem}.marker-form .form-group label{display:block;margin-bottom:.375rem;font-weight:500;color:var(--gray-700);font-size:.8125rem}.marker-form .form-group input,.marker-form .form-group textarea{width:100%;padding:.5rem .75rem;border:1px solid var(--gray-300);border-radius:var(--radius-md);font-size:.8125rem;transition:border-color .15s}.marker-form .form-group input:focus,.marker-form .form-group textarea:focus{outline:none;border-color:var(--primary-500);box-shadow:0 0 0 2px rgba(46,139,87,.1)}.location-display{background:var(--gray-50);padding:.5rem .75rem;border-radius:var(--radius-md);font-family:monospace;font-size:.75rem;color:var(--gray-600);border:1px solid var(--gray-200)}.color-picker{display:flex;gap:.375rem;flex-wrap:wrap}.color-option{width:28px;height:28px;border:2px solid transparent;border-radius:50%;cursor:pointer;transition:transform .1s}.color-option:hover{transform:scale(1.1)}.color-option.selected{border-color:var(--gray-800)}.character-count{text-align:right;font-size:.6875rem;color:var(--gray-400);margin-top:.25rem}.upload-button{background:var(--primary-500);color:#fff;border:none;padding:.5rem .75rem;border-radius:var(--radius-md);cursor:pointer;font-size:.75rem;font-weight:500}.upload-button:hover:not(:disabled){background:var(--primary-600)}.upload-button:disabled{opacity:.4;cursor:not-allowed}.image-preview{display:flex;gap:.375rem;flex-wrap:wrap;margin-top:.5rem}.image-preview-item{position:relative;width:60px;height:60px}.image-preview-item img{width:100%;height:100%;object-fit:cover;border-radius:var(--radius-sm);border:1px solid var(--gray-200)}.remove-image{position:absolute;top:-6px;right:-6px;background:var(--error-500);color:#fff;border:none;border-radius:50%;width:18px;height:18px;cursor:pointer;font-size:.625rem;display:flex;align-items:center;justify-content:center}.form-actions{display:flex;gap:.5rem;justify-content:flex-end;margin-top:1rem;padding-top:.75rem;border-top:1px solid var(--gray-200)}.cancel-button{background:var(--gray-100);color:var(--gray-700);border:1px solid var(--gray-200);border-radius:var(--radius-md)}.cancel-button,.save-button{padding:.5rem .75rem;cursor:pointer;font-size:.8125rem;font-weight:500}.save-button{background:var(--primary-500);color:#fff;border:none;border-radius:var(--radius-md);min-width:100px}.save-button:hover:not(:disabled){background:var(--primary-600)}.save-button:disabled{opacity:.4;cursor:not-allowed}.add-marker-instruction{position:absolute;top:1rem;left:50%;transform:translateX(-50%);background:#fff;color:var(--gray-800);padding:.625rem 1rem;border-radius:var(--radius-lg);z-index:1000;display:flex;align-items:center;gap:.5rem;box-shadow:var(--shadow-lg);border:1px solid var(--gray-200);font-size:.8125rem;font-weight:500;animation:fadeIn .2s ease}.cancel-instruction{background:var(--gray-200);color:var(--gray-700);border:none;border-radius:50%;width:24px;height:24px;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:.75rem}.cancel-instruction:hover{background:var(--gray-300)}.current-location-marker{position:relative;width:20px;height:20px;pointer-events:none}.current-location-pulse{width:32px;height:32px;background:rgba(59,130,246,.25);animation:pulse 2s infinite}.current-location-dot,.current-location-pulse{position:absolute;border-radius:50%;top:50%;left:50%;transform:translate(-50%,-50%)}.current-location-dot{width:10px;height:10px;background:var(--info-500);border:2px solid #fff;box-shadow:0 1px 4px rgba(0,0,0,.2);z-index:10}@media (max-width:768px){.desktop-only{display:none}}.fossil-detail-overlay{position:fixed;inset:0;background:rgba(0,0,0,.6);display:flex;align-items:center;justify-content:center;z-index:var(--z-modals);padding:1rem;animation:fadeIn .15s ease}.fossil-detail-modal{background:#fff;border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);max-width:720px;width:100%;max-height:90vh;position:relative;overflow:hidden;animation:modalSlideIn .2s ease}.fossil-detail-close{position:absolute;top:.75rem;right:.75rem;background:hsla(0,0%,100%,.92);border:none;border-radius:50%;width:36px;height:36px;font-size:1.25rem;cursor:pointer;color:var(--gray-600);z-index:10;display:flex;align-items:center;justify-content:center;transition:background .15s;line-height:1;box-shadow:var(--shadow-sm)}.fossil-detail-close:hover{background:var(--gray-200);color:var(--gray-900)}.fossil-detail-scroll{max-height:90vh;overflow-y:auto;-webkit-overflow-scrolling:touch}.fossil-detail-hero{width:100%;aspect-ratio:16/9;background:var(--gray-100);overflow:hidden}.fossil-detail-hero .fossil-img{width:100%;height:100%;border-radius:0}.fossil-detail-header{padding:1.5rem 1.5rem 1rem}.fossil-detail-name{font-size:1.375rem;font-weight:700;color:var(--gray-900);margin:0 2.5rem 0 0;line-height:1.3}.fossil-detail-sci-name{font-size:.875rem}.fossil-detail-authority,.fossil-detail-sci-name{font-style:italic;color:var(--gray-500);margin:.25rem 0 0}.fossil-detail-authority{font-size:.8125rem}.fossil-detail-common{font-size:.8125rem;color:var(--gray-600);margin:.2rem 0 0;font-weight:500}.fossil-detail-badges{display:flex;gap:.375rem;flex-wrap:wrap;margin-top:.75rem}.fossil-detail-period-badge{color:#fff}.fossil-detail-period-badge,.fossil-detail-type-badge{display:inline-flex;padding:.25rem .625rem;border-radius:999px;font-size:.6875rem;font-weight:600;text-transform:uppercase;letter-spacing:.03em}.fossil-detail-type-badge{background:var(--gray-100);color:var(--gray-600)}.fossil-detail-status-badge{display:inline-flex;padding:.25rem .625rem;border-radius:999px;font-size:.6875rem;font-weight:600;text-transform:uppercase;letter-spacing:.03em}.fossil-detail-status-badge.extinct{background:#fef2f2;color:#b91c1c}.fossil-detail-status-badge.extant{background:#ecfdf5;color:#047857}.fossil-detail-verified-badge{display:inline-flex;padding:.25rem .625rem;border-radius:999px;background:var(--success-50);color:#059669;font-size:.6875rem;font-weight:600;text-transform:uppercase;letter-spacing:.03em}.fossil-detail-loading{display:flex;align-items:center;gap:.75rem;padding:.75rem 1.5rem;border-top:1px solid var(--gray-100);font-size:.75rem;color:var(--gray-500)}.fossil-detail-loading-bar{width:16px;height:16px;border-radius:50%;border:2px solid var(--gray-200);border-top-color:var(--primary-500);animation:spin .7s linear infinite;flex-shrink:0}@keyframes spin{to{transform:rotate(1turn)}}.fossil-detail-error{margin:.75rem 1.5rem;padding:.625rem .75rem;background:#fef2f2;border:1px solid #fecaca;border-radius:var(--radius-md);color:#b91c1c;font-size:.75rem}.fossil-detail-wiki{padding:.875rem 1.5rem;border-top:1px solid var(--gray-100);background:linear-gradient(180deg,#f8fafc,#fff)}.fossil-detail-wiki p{margin:0;font-size:.875rem;color:var(--gray-700);line-height:1.55}.fossil-detail-wiki-link{display:inline-block;margin-top:.5rem;font-size:.75rem;font-weight:600;color:#0284c7;text-decoration:none}.fossil-detail-wiki-link:hover{text-decoration:underline}.detail-note{margin-top:.5rem;padding:.5rem .625rem;background:var(--gray-50);border-radius:var(--radius-md);font-size:.75rem;color:var(--gray-600);line-height:1.45}.fossil-detail-links{display:flex;flex-wrap:wrap;gap:.5rem 1rem;padding:.875rem 1.5rem;border-top:1px solid var(--gray-100)}.fossil-detail-links a{font-size:.75rem;font-weight:600;color:#0284c7;text-decoration:none}.fossil-detail-links a:hover{text-decoration:underline}.fossil-detail-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:0;gap:0}@media (max-width:560px){.fossil-detail-grid{grid-template-columns:1fr}}.fossil-detail-section{padding:1rem 1.5rem;border-top:1px solid var(--gray-100)}.fossil-detail-section-title{display:flex;align-items:center;gap:.375rem;font-size:.6875rem;font-weight:600;color:var(--gray-400);text-transform:uppercase;letter-spacing:.05em;margin:0 0 .625rem}.label-with-icon{display:inline-flex;align-items:center;gap:.375rem}.label-with-icon svg{flex-shrink:0}.fossil-detail-period-bar{padding:.375rem .75rem;color:#fff;border-radius:var(--radius-md);font-weight:600;text-align:center;font-size:.8125rem;margin-bottom:.625rem}.fossil-detail-rows{display:flex;flex-direction:column}.detail-row{display:flex;justify-content:space-between;align-items:baseline;gap:.75rem;padding:.3125rem 0;font-size:.8125rem}.detail-row:not(:last-child){border-bottom:1px solid var(--gray-100)}.detail-label{color:var(--gray-500);font-weight:500;flex-shrink:0}.detail-value{color:var(--gray-800);text-align:right;word-break:break-word}.detail-mono{font-family:ui-monospace,SFMono-Regular,SF Mono,monospace;font-size:.75rem}.fossil-detail-description{padding:.75rem 1.5rem;border-top:1px solid var(--gray-100)}.fossil-detail-description p{margin:0;font-size:.8125rem;color:var(--gray-600);line-height:1.6}.fossil-detail-source{padding:.75rem 1.5rem;border-top:1px solid var(--gray-100);font-size:.6875rem;color:var(--gray-400);text-align:center}.tl-container{background:#fff;border-radius:var(--radius-xl);border:1px solid var(--gray-200);overflow:hidden}.tl-header{padding:1.25rem 1.5rem 1rem;border-bottom:1px solid var(--gray-200)}.tl-title{font-size:1.125rem;font-weight:700;color:var(--gray-900);margin:0}.tl-subtitle{font-size:.8125rem;color:var(--gray-500);margin:.25rem 0 0}.tl-chart{display:flex;gap:2px;padding:1.5rem 1rem .75rem;align-items:flex-end;min-height:240px}.tl-bar-col{flex:1 1;display:flex;flex-direction:column;align-items:center;gap:.25rem;background:none;border:none;padding:0;cursor:pointer;min-width:0;transition:opacity .15s}.tl-bar-col:hover{opacity:.85}.tl-bar-col.active{opacity:1}.tl-bar-count{font-size:.625rem;font-weight:700;color:var(--gray-600);min-height:1rem}.tl-bar-track{height:140px;display:flex;align-items:flex-end;overflow:hidden}.tl-bar-fill,.tl-bar-track{width:100%;border-radius:var(--radius-sm) var(--radius-sm) 0 0}.tl-bar-fill{transition:height .4s ease;min-height:4px}.tl-bar-col:hover .tl-bar-fill{filter:brightness(1.1)}.tl-bar-col.active .tl-bar-fill{box-shadow:0 0 0 2px var(--gray-900)}.tl-bar-label{font-size:.5625rem;font-weight:600;color:var(--gray-700);text-align:center;line-height:1.2;word-break:break-word}.tl-bar-age{font-size:.5rem;color:var(--gray-400);white-space:nowrap}@media (max-width:640px){.tl-bar-label{font-size:.5rem}.tl-bar-age{display:none}.tl-bar-count{font-size:.5rem}.tl-chart{padding:1rem .5rem .5rem}}.tl-detail{margin:0 1rem 1rem;padding:1rem;background:var(--gray-50);border-radius:var(--radius-lg);border:1px solid var(--gray-200);animation:fadeIn .2s ease}.tl-detail-header{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem;margin-bottom:.5rem}.tl-detail-title{font-size:1rem;font-weight:700;margin:0}.tl-detail-meta{font-size:.75rem;color:var(--gray-500);margin:.125rem 0 0}.tl-detail-close{background:none;border:none;font-size:1.25rem;color:var(--gray-400);cursor:pointer;padding:0;line-height:1}.tl-detail-close:hover{color:var(--gray-700)}.tl-detail-desc{font-size:.8125rem;color:var(--gray-600);line-height:1.5;margin:0 0 .75rem}.tl-detail-grid{display:flex;flex-wrap:wrap;gap:.3125rem;max-height:200px;overflow-y:auto}.tl-fossil-chip{display:inline-flex;flex-direction:row;align-items:center;gap:.5rem;padding:.25rem .5rem .25rem .25rem;background:#fff;border:1px solid var(--gray-200);border-radius:var(--radius-md);cursor:pointer;transition:border-color .15s,background .15s;text-align:left;max-width:220px}.tl-fossil-chip:hover{border-color:var(--primary-300);background:var(--primary-50)}.tl-fossil-thumb{width:36px;height:36px;border-radius:var(--radius-sm);overflow:hidden;flex-shrink:0;background:var(--gray-100)}.tl-fossil-thumb .fossil-img{width:100%;height:100%;border-radius:0}.tl-fossil-text{display:flex;flex-direction:column;min-width:0}.tl-fossil-name{font-size:.6875rem;font-weight:600;color:var(--gray-800);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.tl-fossil-age{font-size:.5625rem;color:var(--gray-400)}.tl-fossil-more{display:inline-flex;align-items:center;padding:.25rem .5rem;font-size:.6875rem;color:var(--gray-500);font-style:italic}.tl-legend{display:flex;justify-content:center;gap:1.5rem;padding:.75rem 1rem;border-top:1px solid var(--gray-100)}.tl-legend-item{font-size:.6875rem;color:var(--gray-400)}.ai-toggle-btn{position:fixed;bottom:5.5rem;right:1.25rem;width:48px;height:48px;border-radius:50%;background:var(--primary-500);color:#fff;border:none;font-size:.875rem;font-weight:700;cursor:pointer;box-shadow:0 4px 12px rgba(46,139,87,.35);z-index:900;transition:background .15s,transform .15s;display:flex;align-items:center;justify-content:center}.ai-toggle-btn:hover{background:var(--primary-600);transform:scale(1.05)}.ai-toggle-btn.open{background:var(--gray-600);font-size:1.25rem;font-weight:400}.ai-panel{position:fixed;bottom:8.5rem;right:1.25rem;width:380px;max-height:min(600px,calc(100vh - 6rem));background:#fff;border-radius:var(--radius-xl);box-shadow:0 8px 30px rgba(0,0,0,.15);border:1px solid var(--gray-200);z-index:900;display:flex;flex-direction:column;overflow:hidden;animation:modalSlideIn .2s ease}@media (max-width:480px){.ai-panel{width:calc(100vw - 1rem);right:.5rem;bottom:4rem;max-height:calc(100vh - 5rem)}}.ai-panel-header{display:flex;justify-content:space-between;align-items:flex-start;padding:.875rem 1rem;border-bottom:1px solid var(--gray-200);background:var(--gray-50);flex-shrink:0}.ai-panel-title{margin:0;font-size:.875rem;font-weight:700;color:var(--gray-900)}.ai-panel-subtitle{margin:.125rem 0 0;font-size:.6875rem;color:var(--gray-500)}.ai-panel-close{background:none;border:none;font-size:1.25rem;color:var(--gray-400);cursor:pointer;padding:0;line-height:1}.ai-panel-close:hover{color:var(--gray-700)}.ai-panel-messages{flex:1 1;overflow-y:auto;padding:.75rem;display:flex;flex-direction:column;gap:.625rem;-webkit-overflow-scrolling:touch}.ai-welcome{padding:.5rem 0}.ai-welcome-text{font-size:.8125rem;color:var(--gray-600);margin:0 0 .75rem;line-height:1.5}.ai-suggestions{display:flex;flex-wrap:wrap;gap:.375rem}.ai-suggestion-btn{padding:.3125rem .625rem;background:var(--gray-100);border:1px solid var(--gray-200);border-radius:999px;font-size:.6875rem;color:var(--gray-700);cursor:pointer;transition:all .15s}.ai-suggestion-btn:hover{background:var(--primary-50);border-color:var(--primary-200);color:var(--primary-700)}.ai-stats-note{margin:.75rem 0 0;font-size:.625rem;color:var(--gray-400)}.ai-message{display:flex;flex-direction:column}.ai-message-user{align-items:flex-end}.ai-message-assistant{align-items:flex-start}.ai-message-bubble{max-width:88%;padding:.5rem .75rem;border-radius:var(--radius-lg);font-size:.8125rem;line-height:1.55;word-break:break-word}.ai-message-bubble p{margin:0}.ai-message-bubble p+p{margin-top:.375rem}.ai-empty-line{height:.375rem}.ai-message-user .ai-message-bubble{background:var(--primary-500);color:#fff;border-bottom-right-radius:var(--radius-sm)}.ai-message-assistant .ai-message-bubble{background:var(--gray-100);color:var(--gray-800);border-bottom-left-radius:var(--radius-sm)}.ai-commands-executed{display:flex;flex-wrap:wrap;gap:.25rem;margin-top:.375rem}.ai-command-chip{display:inline-flex;padding:.125rem .5rem;background:var(--secondary-100);color:var(--secondary-700);border-radius:999px;font-size:.625rem;font-weight:500}.ai-typing{display:flex;gap:.25rem;padding:.75rem 1rem}.ai-typing span{width:6px;height:6px;border-radius:50%;background:var(--gray-400);animation:typingDot 1.2s infinite}.ai-typing span:nth-child(2){animation-delay:.2s}.ai-typing span:nth-child(3){animation-delay:.4s}@keyframes typingDot{0%,60%,to{opacity:.3;transform:translateY(0)}30%{opacity:1;transform:translateY(-3px)}}.ai-error{padding:.5rem .75rem;background:var(--error-50);color:var(--error-600);border-radius:var(--radius-md);font-size:.75rem;border:1px solid var(--error-200)}.ai-panel-input{display:flex;gap:.375rem;padding:.625rem .75rem;border-top:1px solid var(--gray-200);background:#fff;flex-shrink:0}.ai-input{flex:1 1;padding:.5rem .75rem;border:1px solid var(--gray-300);border-radius:var(--radius-md);font-size:.8125rem;outline:none;transition:border-color .15s}.ai-input:focus{border-color:var(--primary-500);box-shadow:0 0 0 2px rgba(46,139,87,.1)}.ai-input:disabled{background:var(--gray-50)}.ai-send-btn{padding:.5rem .875rem;background:var(--primary-500);color:#fff;border:none;border-radius:var(--radius-md);font-size:.8125rem;font-weight:600;cursor:pointer;transition:background .15s;white-space:nowrap}.ai-send-btn:hover:not(:disabled){background:var(--primary-600)}.ai-send-btn:disabled{opacity:.5;cursor:not-allowed}.fossil-img{position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden;background:linear-gradient(145deg,#f1f5f9,#e2e8f0);color:var(--gray-400)}.fossil-img img{object-fit:cover;display:block}.fossil-img img,.fossil-img-hero,.fossil-img-lg,.fossil-img-md,.fossil-img-sm{width:100%;height:100%}.fossil-img-placeholder{min-height:100%}.fossil-img-skeleton{width:100%;height:100%;min-height:72px;background:linear-gradient(90deg,#e2e8f0 25%,#f8fafc 50%,#e2e8f0 75%);background-size:200% 100%;animation:fossilImgShimmer 1.2s ease-in-out infinite}@keyframes fossilImgShimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.fossil-img-credit{position:absolute;left:0;right:0;bottom:0;padding:.35rem .6rem;font-size:.625rem;color:hsla(0,0%,100%,.9);background:linear-gradient(transparent,rgba(15,23,42,.7));pointer-events:none}:focus-visible{outline:2px solid var(--primary-500);outline-offset:2px}@media (prefers-reduced-motion:reduce){*,:after,:before{animation-duration:.01ms!important;transition-duration:.01ms!important}}.learn-section{max-width:920px;margin:0 auto;padding-bottom:1rem}.learn-hub{display:flex;flex-direction:column;gap:1.25rem}.learn-hero{padding:1.25rem 1.35rem;border-radius:var(--radius-xl);background:radial-gradient(ellipse 80% 120% at 10% 0,rgba(46,139,87,.14),transparent 55%),radial-gradient(ellipse 60% 100% at 90% 20%,rgba(14,165,233,.1),transparent 50%),linear-gradient(165deg,#f8fafc,#eef6f1);border:1px solid var(--gray-200)}.learn-eyebrow{margin:0 0 .35rem;font-size:.6875rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--primary-600)}.learn-hero h2{margin:0;font-size:1.5rem;font-weight:750;color:var(--gray-900);letter-spacing:-.02em}.learn-hero p:last-child{margin:.5rem 0 0;max-width:40rem;font-size:.9375rem;line-height:1.55;color:var(--gray-600)}.learn-filters{display:flex;gap:.4rem;overflow-x:auto;padding-bottom:.15rem;-webkit-overflow-scrolling:touch;scrollbar-width:none}.learn-filters::-webkit-scrollbar{display:none}.learn-filter{flex-shrink:0;display:inline-flex;align-items:center;gap:.35rem;border:1px solid var(--gray-200);background:#fff;color:var(--gray-600);border-radius:999px;padding:.4rem .75rem;font-size:.75rem;font-weight:600;cursor:pointer;transition:background .15s,border-color .15s,color .15s}.learn-filter:hover{border-color:var(--gray-300);color:var(--gray-800)}.learn-filter.active{background:color-mix(in srgb,var(--learn-accent,var(--primary-500)) 14%,#fff);border-color:color-mix(in srgb,var(--learn-accent,var(--primary-500)) 45%,#fff);color:var(--gray-900)}.learn-category-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));grid-gap:.75rem;gap:.75rem}.learn-category-card{position:relative;display:flex;flex-direction:column;align-items:flex-start;gap:.4rem;text-align:left;padding:1rem;border-radius:var(--radius-xl);border:1px solid var(--gray-200);background:radial-gradient(ellipse 90% 80% at 100% 0,color-mix(in srgb,var(--learn-accent) 16%,#fff),#fff 55%);overflow:hidden;cursor:pointer;transition:border-color .15s,box-shadow .15s,transform .15s}.learn-category-card:hover{border-color:color-mix(in srgb,var(--learn-accent) 40%,var(--gray-200));box-shadow:var(--shadow-md);transform:translateY(-1px)}.learn-category-watermark{position:absolute;right:-.35rem;bottom:-.5rem;color:var(--learn-accent);opacity:.18;pointer-events:none;line-height:0}.learn-category-count,.learn-category-desc,.learn-category-title{position:relative;z-index:1}.learn-category-title{font-size:.9375rem;font-weight:700;color:var(--gray-900)}.learn-category-desc{font-size:.75rem;line-height:1.45;color:var(--gray-500)}.learn-category-count{margin-top:.25rem;font-size:.6875rem;font-weight:700;letter-spacing:.03em;text-transform:uppercase;color:var(--learn-accent)}.learn-list-heading h3{margin:0;font-size:1.125rem;color:var(--gray-900)}.learn-list-heading p{margin:.25rem 0 .75rem;font-size:.875rem;color:var(--gray-500)}.learn-lesson-list{display:flex;flex-direction:column;gap:.625rem}.learn-lesson-card{display:flex;flex-direction:column;gap:.25rem;width:100%;text-align:left;padding:.9rem 1rem;border:1px solid var(--gray-200);border-radius:var(--radius-xl);background:#fff;cursor:pointer;transition:border-color .15s,box-shadow .15s}.learn-lesson-card:hover{border-color:var(--gray-300);box-shadow:var(--shadow-sm)}.learn-lesson-top{display:flex;justify-content:space-between;gap:.75rem;font-size:.6875rem;font-weight:700;letter-spacing:.03em;text-transform:uppercase}.learn-lesson-cat{color:var(--primary-600)}.learn-lesson-time{color:var(--gray-400)}.learn-lesson-title{font-size:1rem;font-weight:700;color:var(--gray-900)}.learn-lesson-summary{font-size:.8125rem;line-height:1.45;color:var(--gray-500)}.learn-reader{display:flex;flex-direction:column;gap:1.25rem;padding:.25rem 0 1rem}.learn-back{align-self:flex-start;display:inline-flex;align-items:center;gap:.35rem;border:1px solid var(--gray-200);background:#fff;color:var(--gray-600);border-radius:999px;padding:.35rem .75rem;font-size:.75rem;font-weight:600;cursor:pointer}.learn-back:hover{color:var(--gray-900);border-color:var(--gray-300)}.learn-reader-header{padding:1.25rem 1.35rem;border-radius:var(--radius-xl);background:linear-gradient(165deg,#f8fafc,#eef6f1);border:1px solid var(--gray-200)}.learn-reader-header h2{margin:0;font-size:1.5rem;font-weight:750;letter-spacing:-.02em;color:var(--gray-900)}.learn-reader-summary{margin:.5rem 0 0;font-size:1rem;line-height:1.5;color:var(--gray-600)}.learn-reader-meta{margin:.65rem 0 0;font-size:.75rem;font-weight:600;color:var(--gray-400)}.learn-reader-body{display:flex;flex-direction:column;gap:1rem}.learn-section{padding:1rem 1.15rem;border-radius:var(--radius-xl);background:#fff;border:1px solid var(--gray-200)}.learn-section h3{margin:0 0 .4rem;font-size:1rem;color:var(--gray-900)}.learn-section p{margin:0;font-size:.9375rem;line-height:1.6;color:var(--gray-600)}.learn-related,.learn-terms{padding:1rem 1.15rem;border-radius:var(--radius-xl);background:var(--gray-50);border:1px solid var(--gray-200)}.learn-related h4,.learn-terms h4{margin:0 0 .5rem;font-size:.75rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--gray-500)}.learn-terms ul{margin:0;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:.4rem}.learn-terms li{padding:.3rem .6rem;border-radius:999px;background:#fff;border:1px solid var(--gray-200);font-size:.75rem;font-weight:600;color:var(--gray-700)}.learn-related-list{display:flex;flex-direction:column;gap:.4rem}.learn-related-btn{text-align:left;border:1px solid var(--gray-200);background:#fff;border-radius:var(--radius-lg);padding:.65rem .85rem;font-size:.875rem;font-weight:600;color:var(--gray-800);cursor:pointer}.learn-related-btn:hover{border-color:var(--primary-300);color:var(--primary-700)}@media (max-width:640px){.learn-hero h2,.learn-reader-header h2{font-size:1.25rem}.learn-category-grid{grid-template-columns:1fr 1fr}}@media print{.ai-toggle-btn,.map-content,.tab-bar,button{display:none!important}body{background:#fff!important}.app-shell{padding-bottom:0!important}.card{box-shadow:none!important;border:1px solid #ddd!important}}