:root{--font-sans:"Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;--font-mono:"JetBrains Mono", monospace;--bg-primary:#080c14;--bg-secondary:#0d1527;--bg-panel:#121c3073;--border-panel:#ffffff14;--border-panel-glow:#00f2fe26;--accent-cyan:#00f2fe;--accent-blue:#4facfe;--accent-purple:#7f00ff;--text-primary:#f3f6fa;--text-secondary:#8f9cae;--text-muted:#57657a;--state-success:#10b981;--state-warning:#f59e0b;--state-danger:#ef4444;--state-info:#3b82f6;--shadow-sm:0 2px 8px #00000026;--shadow-md:0 8px 32px #0000004d;--shadow-glow:0 0 20px #00f2fe40;--shadow-glow-danger:0 0 20px #ef444440;--transition-smooth:all .3s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box;scrollbar-width:thin;scrollbar-color:#ffffff1a transparent;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;background-image:radial-gradient(at 0 0,#0d1527cc 0,#0000 50%),radial-gradient(at 100% 100%,#4facfe0d 0,#0000 50%),radial-gradient(#7f00ff08 0,#0000 50%);min-height:100vh;overflow-x:hidden}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--accent-cyan)}.glass-panel{background:var(--bg-panel);-webkit-backdrop-filter:blur(16px);border:1px solid var(--border-panel);box-shadow:var(--shadow-md);transition:var(--transition-smooth);border-radius:16px;padding:24px}.glass-panel:hover{border-color:var(--border-panel-glow)}.glass-card{transition:var(--transition-smooth);background:#ffffff05;border:1px solid #ffffff0d;border-radius:12px;padding:16px}.glass-card:hover{background:#ffffff0a;transform:translateY(-2px)}.app-container{grid-template-columns:280px 1fr;min-height:100vh;display:grid}@media (width<=1024px){.app-container{grid-template-columns:1fr}}.sidebar{border-right:1px solid var(--border-panel);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);background:#080c14d9;flex-direction:column;justify-content:space-between;padding:32px 24px;display:flex}.brand{align-items:center;gap:12px;margin-bottom:40px;display:flex}.brand-logo{filter:drop-shadow(0 0 8px #00f2fe99);font-size:32px;animation:3s ease-in-out infinite float}.brand-name{background:linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));-webkit-text-fill-color:transparent;letter-spacing:-.5px;-webkit-background-clip:text;font-size:24px;font-weight:800}.nav-links{flex-direction:column;flex-grow:1;gap:8px;list-style:none;display:flex}.nav-item{width:100%}.nav-button{width:100%;color:var(--text-secondary);font-family:var(--font-sans);cursor:pointer;text-align:left;transition:var(--transition-smooth);background:0 0;border:1px solid #0000;border-radius:12px;align-items:center;gap:12px;padding:14px 16px;font-size:15px;font-weight:500;display:flex}.nav-button:hover{color:var(--text-primary);background:#ffffff08}.nav-button.active{color:#fff;text-shadow:0 0 5px #ffffff4d;background:linear-gradient(135deg,#4facfe26,#00f2fe26);border:1px solid #00f2fe4d;box-shadow:0 0 15px #00f2fe1a}.nav-button svg{stroke:currentColor;stroke-width:2px;fill:none;flex-shrink:0;width:20px;height:20px}.sidebar-footer{border-top:1px solid #ffffff0d;margin-top:auto;padding-top:20px}.sidebar-footer h4{text-transform:uppercase;color:var(--text-muted);letter-spacing:1.5px;margin-bottom:8px;font-size:11px}.authors-list{color:var(--text-secondary);flex-direction:column;gap:6px;font-size:13px;display:flex}.author-name{align-items:center;gap:6px;font-weight:500;display:flex}.author-name:before{content:"•";color:var(--accent-cyan)}.main-content{height:100vh;padding:40px;overflow-y:auto}@media (width<=1024px){.main-content{height:auto;padding:24px 16px}}.view-header{margin-bottom:32px}.view-title{background:linear-gradient(135deg, #fff, var(--text-secondary));-webkit-text-fill-color:transparent;-webkit-background-clip:text;margin-bottom:8px;font-size:32px;font-weight:700}.view-subtitle{color:var(--text-secondary);font-size:16px}.dashboard-grid{grid-template-columns:1fr 380px;gap:32px;display:grid}@media (width<=1200px){.dashboard-grid{grid-template-columns:1fr}}.metrics-row{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin-bottom:24px;display:grid}.metric-card{position:relative;overflow:hidden}.metric-card-bg{filter:blur(24px);opacity:.15;border-radius:50%;width:80px;height:80px;position:absolute;top:-20px;right:-20px}.metric-label{color:var(--text-secondary);letter-spacing:.5px;text-transform:uppercase;margin-bottom:8px;font-size:13px;font-weight:600}.metric-value{letter-spacing:-.5px;margin-bottom:4px;font-size:28px;font-weight:700}.metric-desc{color:var(--text-muted);font-size:12px}.time-slider-panel{margin-bottom:24px}.slider-container{flex-direction:column;gap:12px;margin-top:16px;display:flex}.slider-header{justify-content:space-between;font-size:14px;font-weight:600;display:flex}.slider-value{color:var(--accent-cyan);font-family:var(--font-mono)}.slider-input{-webkit-appearance:none;cursor:pointer;width:100%;height:6px;transition:var(--transition-smooth);background:#ffffff1a;border-radius:3px;outline:none}.slider-input::-webkit-slider-thumb{-webkit-appearance:none;background:var(--accent-cyan);cursor:pointer;border-radius:50%;width:18px;height:18px;transition:transform .1s;box-shadow:0 0 10px #00f2fecc}.slider-input::-webkit-slider-thumb:hover{transform:scale(1.2)}.slider-ticks{color:var(--text-muted);font-size:11px;font-family:var(--font-mono);justify-content:space-between;padding:0 4px;display:flex}.tank-visual-panel{flex-direction:column;justify-content:center;align-items:center;display:flex}.tank-title{color:var(--text-primary);margin-bottom:20px;font-size:18px;font-weight:600}.tank-svg-container{width:220px;height:320px;position:relative}.water-tank-svg{width:100%;height:100%;overflow:visible}.bubble{opacity:0;animation:4s linear infinite float-bubble}.alerts-container{flex-direction:column;gap:12px;display:flex}.alert-item{transition:var(--transition-smooth);border:1px solid #0000;border-radius:12px;align-items:center;gap:16px;padding:16px;display:flex}.alert-icon-wrapper{border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;display:flex}.alert-item.normal{background:#10b9810d;border-color:#10b98126}.alert-item.normal .alert-icon-wrapper{color:var(--state-success);background:#10b9811a}.alert-item.warning{background:#f59e0b0d;border-color:#f59e0b26;animation:2s ease-in-out infinite alert-pulse}.alert-item.warning .alert-icon-wrapper{color:var(--state-warning);background:#f59e0b1a}.alert-item.danger{background:#ef44440d;border-color:#ef444433;animation:1.5s ease-in-out infinite alert-pulse-danger;box-shadow:0 0 15px #ef44440d}.alert-item.danger .alert-icon-wrapper{color:var(--state-danger);background:#ef44441a}.alert-details{flex-grow:1}.alert-title{margin-bottom:2px;font-size:15px;font-weight:700}.alert-desc{color:var(--text-secondary);font-size:12px}.data-tab-controls{justify-content:space-between;align-items:center;gap:16px;margin-bottom:20px;display:flex}.toggle-group{background:#ffffff08;border:1px solid #ffffff14;border-radius:10px;padding:4px;display:flex}.toggle-btn{color:var(--text-secondary);font-family:var(--font-sans);cursor:pointer;transition:var(--transition-smooth);background:0 0;border:none;border-radius:6px;padding:8px 16px;font-size:13px;font-weight:500}.toggle-btn.active{color:#fff;background:#00f2fe1a;border:1px solid #00f2fe33}.action-btn{background:linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));color:#080c14;font-family:var(--font-sans);cursor:pointer;transition:var(--transition-smooth);border:none;border-radius:10px;align-items:center;gap:8px;padding:10px 18px;font-size:14px;font-weight:600;display:flex;box-shadow:0 4px 15px #00f2fe33}.action-btn:hover{transform:translateY(-1px);box-shadow:0 6px 20px #00f2fe59}.table-wrapper{border:1px solid #ffffff0f;border-radius:12px;margin-bottom:20px;overflow-x:auto}.data-table{border-collapse:collapse;text-align:left;width:100%;font-size:14px}.data-table th{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;background:#ffffff05;border-bottom:1px solid #ffffff0f;padding:16px;font-size:12px;font-weight:600}.data-table td{color:var(--text-primary);border-bottom:1px solid #ffffff0a;padding:14px 16px}.data-table tbody tr:hover{background:#ffffff03}.data-table input{color:#fff;font-family:var(--font-mono);width:100px;transition:var(--transition-smooth);background:#ffffff0a;border:1px solid #ffffff1a;border-radius:6px;outline:none;padding:8px 12px;font-size:14px}.data-table input:focus{border-color:var(--accent-cyan);box-shadow:0 0 8px #00f2fe40}.data-table .row-actions{gap:8px;display:flex}.delete-btn{color:var(--state-danger);cursor:pointer;width:32px;height:32px;transition:var(--transition-smooth);background:#ef44441a;border:1px solid #ef444433;border-radius:6px;justify-content:center;align-items:center;display:flex}.delete-btn:hover{background:#ef444440;transform:scale(1.05)}.formula-overlay-msg{text-align:center;color:var(--text-secondary);background:#ffffff03;border-top:1px solid #ffffff0a;padding:24px;font-size:13px}.calculus-grid{grid-template-columns:1fr 1fr;gap:32px;display:grid}@media (width<=1024px){.calculus-grid{grid-template-columns:1fr}}.math-formula-card{background:linear-gradient(135deg,#4facfe0d,#00f2fe05);border:1px solid #00f2fe26;border-radius:16px;padding:30px;position:relative;overflow:hidden}.formula-display{font-family:var(--font-mono);color:#fff;text-align:center;letter-spacing:-.5px;text-shadow:0 0 10px #00f2fe4d;background:#0003;border:1px solid #ffffff0d;border-radius:12px;margin:20px 0;padding:16px;font-size:26px}.formula-sub{color:var(--text-secondary);font-size:14px;line-height:1.6}.evaluator-box{flex-direction:column;gap:20px;display:flex}.evaluator-input-row{align-items:center;gap:16px;display:flex}.step-card{background:#00000026;border:1px solid #ffffff0d;border-radius:12px;padding:20px}.step-row{font-family:var(--font-mono);flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:12px;font-size:15px;display:flex}.step-row:last-child{color:var(--accent-cyan);border-top:1px dashed #ffffff1a;margin-bottom:0;padding-top:12px;font-size:16px;font-weight:600}.graph-grid{grid-template-columns:1fr 340px;gap:32px;display:grid}@media (width<=1200px){.graph-grid{grid-template-columns:1fr}}.graph-canvas-container{background:#06090e;border:1px solid #ffffff14;border-radius:16px;height:480px;position:relative;overflow:hidden;box-shadow:inset 0 0 30px #00000080}.canvas-element{width:100%;height:100%;display:block}.graph-legend{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#080c14d9;border:1px solid #ffffff14;border-radius:8px;gap:20px;padding:8px 16px;font-size:12px;display:flex;position:absolute;top:20px;left:20px}.legend-item{align-items:center;gap:8px;display:flex}.legend-color{border-radius:3px;width:12px;height:12px}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-5px)}}@keyframes float-bubble{0%{opacity:0;transform:translateY(100%)translate(0)}10%{opacity:.6}90%{opacity:.6}to{transform:translateY(-20%) translateX(var(--bubble-drift,10px));opacity:0}}@keyframes alert-pulse{0%,to{border-color:#f59e0b26;box-shadow:0 0 #f59e0b00}50%{border-color:#f59e0b66;box-shadow:0 0 12px #f59e0b1a}}@keyframes alert-pulse-danger{0%,to{border-color:#ef444433;box-shadow:0 0 #ef444400}50%{border-color:#ef444499;box-shadow:0 0 16px #ef444433}}.info-card{border-left:4px solid var(--accent-cyan);background:#00f2fe05}.info-card-header{color:var(--accent-cyan);align-items:center;gap:10px;margin-bottom:8px;font-size:16px;font-weight:700;display:flex}.info-card-body{color:var(--text-secondary);font-size:14px;line-height:1.5}