:root{--bg-primary:#f8fafc;--bg-secondary:#f1f5f9;--text-primary:#0f172a;--text-secondary:#475569;--accent-primary:#3b82f6;--accent-secondary:#8b5cf6;--accent-gradient:linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));--glass-bg:#ffffffb3;--glass-border:#0000001a;--glass-shadow:0 8px 32px 0 #0000001a;--card-bg:#fff9;--card-hover-bg:#ffffffe6;--cell-bg:#0000000d;--success:#10b981;--warning:#f59e0b;--danger:#ef4444}:root[data-theme=dark]{--bg-primary:#0f172a;--bg-secondary:#1e293b;--text-primary:#f8fafc;--text-secondary:#94a3b8;--glass-bg:#1e293bb3;--glass-border:#ffffff1a;--glass-shadow:0 8px 32px 0 #0000005e;--card-bg:#0f172a99;--card-hover-bg:#1e293bcc;--cell-bg:#0f172a80}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg-primary:#0f172a;--bg-secondary:#1e293b;--text-primary:#f8fafc;--text-secondary:#94a3b8;--glass-bg:#1e293bb3;--glass-border:#ffffff1a;--glass-shadow:0 8px 32px 0 #0000005e;--card-bg:#0f172a99;--card-hover-bg:#1e293bcc;--cell-bg:#0f172a80}}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-primary);color:var(--text-primary);flex-direction:column;min-height:100vh;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;transition:background-color .3s,color .3s;display:flex}.glass-panel{background:var(--glass-bg);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);border-radius:16px;padding:1.5rem;transition:transform .3s,box-shadow .3s,background .3s,border-color .3s}.glass-panel:hover{transform:translateY(-2px);box-shadow:0 12px 40px #00000026}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .glass-panel:hover{box-shadow:0 12px 40px #00000073}}:root[data-theme=dark] .glass-panel:hover{box-shadow:0 12px 40px #00000073}.btn{background:var(--accent-gradient);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:.75rem 1.5rem;font-size:1rem;font-weight:600;transition:all .3s;box-shadow:0 4px 15px #3b82f666}.btn:hover{transform:scale(1.05);box-shadow:0 6px 20px #3b82f699}.btn:active{transform:scale(.98)}.selector-panel{flex-direction:column;gap:1.5rem;display:flex}.selector-category{background:var(--cell-bg);border:1px solid var(--glass-border);border-radius:16px;flex-direction:column;gap:.75rem;padding:1rem;transition:all .3s;display:flex}.category-header{cursor:pointer;border-radius:8px;justify-content:space-between;align-items:center;padding:.25rem .5rem;display:flex}.category-header:hover{background:#9696961a}.category-header h3{color:var(--text-secondary);margin:0;font-size:1.1rem}.toggle-icon{color:var(--text-secondary);font-size:.8rem;transition:transform .3s}.selector-options{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;display:grid}.selector-card{background:var(--card-bg);border:1px solid var(--glass-border);cursor:pointer;border-radius:12px;padding:1rem;transition:all .2s;position:relative;overflow:hidden}.selector-card.collapsed-view{border-color:var(--card-color,var(--accent-primary));background:var(--card-hover-bg);box-shadow:0 0 10px #0000001a}.selector-card:hover{background:var(--card-hover-bg);border-color:#9696964d}.selector-card.selected{background:var(--card-hover-bg);border-color:var(--card-color,var(--accent-primary));box-shadow:0 0 15px #0000001a}.selector-card.selected:before,.selector-card.collapsed-view:before{content:"";background:var(--card-color,var(--accent-primary));width:4px;height:100%;position:absolute;top:0;left:0}.card-header{align-items:center;gap:.5rem;display:flex}.color-indicator{background-color:var(--card-color,#ccc);border-radius:50%;width:12px;height:12px}.selector-card h4{color:var(--text-primary);flex:1;font-size:1rem}.selected-badge{color:var(--card-color,var(--accent-primary));font-weight:700}.card-desc{color:var(--text-secondary);margin-top:.75rem;font-size:.85rem;line-height:1.4;animation:.3s fadeIn}.structure-preview{border-top:1px solid var(--glass-border);margin-top:1rem;padding-top:1rem;animation:.3s fadeIn}.structure-label{color:var(--text-secondary);margin-bottom:.5rem;font-size:.75rem;display:block}.structure-graphic{background-color:#9696961a;border-radius:8px;width:100%;height:60px;position:relative;overflow:hidden}.structure-graphic.layered{background:repeating-linear-gradient(0deg, var(--card-color) 0px, var(--card-color) 4px, transparent 4px, transparent 12px);opacity:.5}.structure-graphic.spinel{background:radial-gradient(circle at 30% 30%, var(--card-color) 4px, transparent 5px), radial-gradient(circle at 70% 70%, var(--card-color) 4px, transparent 5px), radial-gradient(circle at 70% 30%, var(--card-color) 4px, transparent 5px), radial-gradient(circle at 30% 70%, var(--card-color) 4px, transparent 5px);opacity:.5;background-size:30px 30px}.structure-graphic.olivine{background:repeating-linear-gradient(45deg, var(--card-color) 0px, var(--card-color) 2px, transparent 2px, transparent 8px), repeating-linear-gradient(-45deg, var(--card-color) 0px, var(--card-color) 2px, transparent 2px, transparent 8px);opacity:.5}.structure-graphic.amorphous{background:radial-gradient(circle at 20% 50%, var(--card-color) 3px, transparent 4px), radial-gradient(circle at 50% 20%, var(--card-color) 5px, transparent 6px), radial-gradient(circle at 80% 80%, var(--card-color) 2px, transparent 3px), radial-gradient(circle at 40% 70%, var(--card-color) 4px, transparent 5px);opacity:.5}.structure-graphic.liquid_molecules{background:radial-gradient(circle at 50% 50%, var(--card-color) 2px, transparent 3px);opacity:.4;background-size:15px 15px}.structure-graphic.polymer{background:repeating-linear-gradient(10deg, transparent 0px, transparent 10px, var(--card-color) 10px, var(--card-color) 12px);opacity:.5}@keyframes fadeIn{0%{opacity:0;transform:translateY(-5px)}to{opacity:1;transform:translateY(0)}}.simulation-panel{flex-direction:column;gap:1.5rem;display:flex}.simulation-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;display:flex}.controls{gap:.5rem;display:flex}.control-btn{background:var(--bg-secondary);border:1px solid var(--glass-border);color:var(--text-primary);box-shadow:none;padding:.5rem 1rem;font-size:.9rem;font-weight:500}.control-btn:hover:not(:disabled){background:#9696961a;box-shadow:0 4px 15px #0000001a}.control-btn.active{background:var(--accent-gradient);color:#fff;border:none}.control-btn:disabled{opacity:.5;cursor:not-allowed;background:var(--bg-secondary);color:var(--text-secondary);box-shadow:none}.toggle-view-btn{background:var(--text-secondary);color:#fff;border:none}.toggle-view-btn:hover{background:var(--text-primary)}.battery-circuit{flex-direction:column;align-items:center;width:100%;padding-top:80px;display:flex;position:relative}.wire-path{z-index:1;width:66.66%;height:60px;position:absolute;top:20px;left:16.66%}.wire-horizontal{background:var(--text-secondary);border-radius:2px;height:4px;position:absolute;top:0;left:0;right:0}.wire-vertical{background:var(--text-secondary);width:4px;height:60px;position:absolute;top:0}.wire-vertical.left{left:0}.wire-vertical.right{right:0}.load-icon{background:var(--card-bg);border:2px solid var(--text-secondary);color:var(--warning);z-index:10;border-radius:50%;padding:5px;font-size:1.8rem;position:absolute;top:-20px;left:50%;transform:translate(-50%)}.particles-overlay{pointer-events:none;z-index:5;position:absolute;inset:0}.neutral-li-anim,.electron,.ion{color:#fff;opacity:0;border-radius:50%;justify-content:center;align-items:center;font-weight:700;display:flex;position:absolute;transform:translate(-50%)translateY(-50%)}.neutral-li-anim{background:radial-gradient(circle,#a7f3d0 0%,#10b981 100%);width:24px;height:24px;font-size:.7rem;box-shadow:0 0 10px #10b981cc}.electron{background:radial-gradient(circle,#38bdf8 0%,#0284c7 100%);width:16px;height:16px;font-size:.5rem;box-shadow:0 0 8px #38bdf8cc}.ion{background:radial-gradient(circle,#fcd34d 0%,#d97706 100%);width:24px;height:24px;font-size:.6rem;box-shadow:0 0 10px #f59e0bcc}.neutral-li-anim.discharging.split{animation:3s linear infinite disSplit}.neutral-li-anim.discharging.combine{animation:3s linear infinite disCombine}.electron.discharging{animation:3s linear infinite disElectron}.ion.discharging{animation:3s linear infinite disIon}@keyframes disSplit{0%{opacity:1;top:230px;left:16.66%;transform:translate(-50%)translateY(-50%)scale(1)}5%{opacity:0;top:230px;left:16.66%;transform:translate(-50%)translateY(-50%)scale(1.5)}to{opacity:0;top:230px;left:16.66%}}@keyframes disCombine{0%{opacity:0;top:230px;left:83.33%}95%{opacity:0;top:230px;left:83.33%;transform:translate(-50%)translateY(-50%)scale(1.5)}to{opacity:1;top:230px;left:83.33%;transform:translate(-50%)translateY(-50%)scale(1)}}@keyframes disElectron{0%{opacity:0;top:230px;left:16.66%;transform:translate(-50%)translateY(-50%)scale(.5)}5%{opacity:1;transform:translate(-50%)translateY(-50%)scale(1)}25%{top:20px;left:16.66%}75%{top:20px;left:83.33%}95%{opacity:1;transform:translate(-50%)translateY(-50%)scale(1)}to{opacity:0;top:230px;left:83.33%;transform:translate(-50%)translateY(-50%)scale(.5)}}@keyframes disIon{0%{opacity:0;top:230px;left:16.66%;transform:translate(-50%)translateY(-50%)scale(.5)}5%{opacity:1;transform:translate(-50%)translateY(-50%)scale(1)}25%{top:230px;left:16.66%}75%{top:230px;left:83.33%}95%{opacity:1;transform:translate(-50%)translateY(-50%)scale(1)}to{opacity:0;top:230px;left:83.33%;transform:translate(-50%)translateY(-50%)scale(.5)}}.neutral-li-anim.charging.split{animation:3s linear infinite chgSplit}.neutral-li-anim.charging.combine{animation:3s linear infinite chgCombine}.electron.charging{animation:3s linear infinite chgElectron}.ion.charging{animation:3s linear infinite chgIon}@keyframes chgSplit{0%{opacity:1;top:230px;left:83.33%;transform:translate(-50%)translateY(-50%)scale(1)}5%{opacity:0;top:230px;left:83.33%;transform:translate(-50%)translateY(-50%)scale(1.5)}to{opacity:0;top:230px;left:83.33%}}@keyframes chgCombine{0%{opacity:0;top:230px;left:16.66%}95%{opacity:0;top:230px;left:16.66%;transform:translate(-50%)translateY(-50%)scale(1.5)}to{opacity:1;top:230px;left:16.66%;transform:translate(-50%)translateY(-50%)scale(1)}}@keyframes chgElectron{0%{opacity:0;top:230px;left:83.33%;transform:translate(-50%)translateY(-50%)scale(.5)}5%{opacity:1;transform:translate(-50%)translateY(-50%)scale(1)}25%{top:20px;left:83.33%}75%{top:20px;left:16.66%}95%{opacity:1;transform:translate(-50%)translateY(-50%)scale(1)}to{opacity:0;top:230px;left:16.66%;transform:translate(-50%)translateY(-50%)scale(.5)}}@keyframes chgIon{0%{opacity:0;top:230px;left:83.33%;transform:translate(-50%)translateY(-50%)scale(.5)}5%{opacity:1;transform:translate(-50%)translateY(-50%)scale(1)}25%{top:230px;left:83.33%}75%{top:230px;left:16.66%}95%{opacity:1;transform:translate(-50%)translateY(-50%)scale(1)}to{opacity:0;top:230px;left:16.66%;transform:translate(-50%)translateY(-50%)scale(.5)}}.battery-cell{background:var(--cell-bg);border:2px solid var(--glass-border);border-radius:12px;width:100%;height:300px;display:flex;position:relative;overflow:hidden;box-shadow:inset 0 0 20px #0003}.electrode{background:repeating-linear-gradient(45deg,#9696960d,#9696960d 10px,#0000 10px 20px);border-left:6px solid;border-right:6px solid;flex-direction:column;flex:1;display:flex;position:relative}.electrode-label{text-align:center;text-shadow:0 1px 2px #fffc;z-index:2;padding-top:1rem;font-size:1.25rem;font-weight:700}:root[data-theme=dark] .electrode-label{text-shadow:0 2px 4px #000c}.middle-layer{flex:1;justify-content:center;align-items:center;transition:background-color .5s;display:flex;position:relative}.separator-layer{border-left:2px dashed;border-right:2px dashed;justify-content:center;align-items:center;width:10px;display:flex;position:absolute;top:0;bottom:0}.separator-layer span{white-space:nowrap;background:var(--card-bg);color:var(--text-primary);border-radius:4px;padding:2px 6px;font-size:.8rem;font-weight:600;position:absolute;top:10px}.static-ions-container{pointer-events:none;flex-wrap:wrap;place-content:center;gap:6px;padding:40px 10px 10px;display:flex;position:absolute;inset:0}.static-ion{color:#fff;opacity:.85;border-radius:50%;justify-content:center;align-items:center;width:20px;height:20px;font-size:.6rem;font-weight:700;animation:.3s ease-out popIn;display:flex}.neutral-li-static{background:radial-gradient(circle,#a7f3d0 0%,#10b981 100%);box-shadow:0 0 5px #10b98180}@keyframes popIn{0%{opacity:0;transform:scale(0)}to{opacity:.85;transform:scale(1)}}.battery-exterior{justify-content:center;align-items:center;width:100%;height:380px;display:flex;position:relative}.exterior-cell{border:4px solid var(--text-secondary);background:var(--bg-secondary);border-radius:20px;width:180px;height:320px;position:relative;overflow:hidden;box-shadow:0 20px 40px #0000004d}.exterior-cell:before{content:"";background:var(--text-secondary);border-radius:4px 4px 0 0;width:60px;height:15px;position:absolute;top:-15px;left:50%;transform:translate(-50%)}.exterior-fill{background:var(--accent-gradient);justify-content:center;align-items:center;width:100%;transition:height 1s linear;display:flex;position:absolute;bottom:0;left:0;box-shadow:0 -5px 15px #3b82f680}.exterior-label{color:#fff;text-shadow:0 2px 5px #00000080;z-index:10;font-size:2rem;font-weight:700;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.status-progress-bar{background:var(--bg-secondary);border-radius:4px;width:100%;height:8px;margin-top:1.5rem;overflow:hidden}.progress-fill{background:var(--accent-gradient);height:100%;transition:width 1s linear}.soc-text{color:var(--accent-primary);font-weight:700}.status-text{text-align:center;color:var(--text-secondary);margin-top:1rem;font-size:.95rem;font-style:italic}.metrics-panel{flex-direction:column;gap:1.5rem;display:flex}.metrics-container{flex-direction:column;gap:1.25rem;display:flex}.metric-row{flex-direction:column;gap:.5rem;display:flex}.metric-label{color:var(--text-primary);justify-content:space-between;font-weight:500;display:flex}.metric-value{color:var(--text-secondary);font-family:monospace;font-size:1.1rem}.metric-bar-bg{background:#0f172acc;border-radius:6px;height:12px;overflow:hidden;box-shadow:inset 0 1px 3px #00000080}.metric-bar-fill{border-radius:6px;height:100%;transition:width 1s cubic-bezier(.4,0,.2,1)}.overall-score{justify-content:center;align-items:center;margin-top:1rem;display:flex}.score-circle{background:conic-gradient(from 180deg, var(--bg-secondary), var(--bg-primary));border:4px solid var(--accent-primary);border-radius:50%;flex-direction:column;justify-content:center;align-items:center;width:120px;height:120px;display:flex;box-shadow:0 0 20px #3b82f666}.score-number{color:var(--text-primary);font-size:2.5rem;font-weight:800;line-height:1}.score-text{color:var(--text-secondary);margin-top:.5rem;font-size:.85rem}.theme-toggle-container{justify-content:center;align-items:center;gap:.75rem;margin-top:1rem;display:flex}.theme-label{color:var(--text-secondary);font-size:.9rem;font-weight:500}.theme-select{background-color:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--glass-border);cursor:pointer;border-radius:8px;outline:none;padding:.4rem .8rem;font-family:inherit;font-size:.9rem;transition:all .2s}.theme-select:hover{border-color:var(--accent-primary)}.theme-select:focus{border-color:var(--accent-primary);box-shadow:0 0 0 2px #3b82f633}#root{width:100%;max-width:1280px;margin:0 auto;padding:2rem}.app-container{grid-template-columns:1fr 2fr;gap:2rem;margin-top:2rem;display:grid}@media (width<=900px){.app-container{grid-template-columns:1fr}}.app-header{text-align:center;margin-bottom:2rem}.app-header h1{background:var(--accent-gradient);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-bottom:.5rem;font-size:3rem;font-weight:800}.app-header p{color:var(--text-secondary);font-size:1.2rem}.panel-title{color:var(--text-primary);border-bottom:1px solid var(--glass-border);margin-bottom:1.5rem;padding-bottom:.5rem;font-size:1.5rem}.left-panel,.right-panel{flex-direction:column;gap:1.5rem;display:flex}