:root{--background: #faf9f6;--card-bg: #f5ebe0;--highlight: #fff7ed;--teal-bg: #f0fdfa;--slate-bg: #f3f4f6;--terracotta: #c4a484;--terracotta-dark: #a08060;--teal: #14b8a6;--teal-dark: #0d9488;--text-primary: #111827;--text-secondary: #6b7280;--text-muted: #9ca3af;--text-light: #fffdf7;--border: #e5e7eb;--border-cream: #f5ebe0;--border-teal: #ccfbf1;--success: #10b981;--success-bg: #f0fdf4;--warning: #f59e0b;--warning-bg: #fffbeb;--error: #ef4444;--error-bg: #fef2f2;--info: #3b82f6;--info-bg: #eff6ff;--white: #ffffff;--black: #111827;--cream: #fffdf7;--cream-light: #fefaf6}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%;width:100%}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--background);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--slate-bg);border-radius:4px}::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}::selection{background:var(--teal);color:var(--white)}:focus-visible{outline:2px solid var(--teal);outline-offset:2px}code,pre{font-family:JetBrains Mono,Fira Code,Consolas,monospace}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes logoSpin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.animate-fade-in{animation:fadeIn .3s ease}.animate-slide-in{animation:slideIn .3s ease}.animate-spin{animation:spin 1s linear infinite}.animate-pulse{animation:pulse 2s cubic-bezier(.4,0,.6,1) infinite}.loading-screen{display:flex;align-items:center;justify-content:center;width:100vw;height:100vh;background:var(--background)}.loading-content{display:flex;flex-direction:column;align-items:center;gap:1rem;color:var(--text-secondary)}.loading-content p{font-size:.875rem}.spinner{border:3px solid var(--border);border-top-color:var(--teal);border-radius:50%;animation:spin .8s linear infinite}.canvas-container{background:var(--slate-bg);border-radius:8px;border:1px solid var(--border)}.layer-node{background:var(--white);border:2px solid var(--border);border-radius:8px;padding:12px 16px;cursor:grab;transition:all .2s ease}.layer-node:hover{border-color:var(--teal);box-shadow:0 4px 12px #14b8a626}.layer-node.selected{border-color:var(--teal);background:var(--teal-bg)}.layer-node.dragging{cursor:grabbing;opacity:.8}.connection-line{stroke:var(--teal);stroke-width:2;fill:none}.toolbar-button{background:var(--white);border:1px solid var(--border);border-radius:6px;padding:8px 12px;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;gap:6px;font-size:.875rem;color:var(--text-primary)}.toolbar-button:hover{background:var(--teal-bg);border-color:var(--teal)}.toolbar-button.active{background:var(--teal);color:var(--white);border-color:var(--teal)}.properties-panel{background:var(--white);border-left:1px solid var(--border);padding:16px}.properties-section{margin-bottom:16px}.properties-label{font-size:.75rem;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:8px}.properties-input{width:100%;padding:8px 12px;border:1px solid var(--border);border-radius:6px;font-size:.875rem;background:var(--white);color:var(--text-primary);transition:border-color .2s ease}.properties-input:focus{outline:none;border-color:var(--teal)}.layer-library{background:var(--white);border-right:1px solid var(--border);padding:16px;overflow-y:auto}.layer-category{margin-bottom:16px}.layer-category-title{font-size:.75rem;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:8px}.layer-item{display:flex;align-items:center;gap:8px;padding:8px 12px;border-radius:6px;cursor:grab;transition:all .2s ease;font-size:.875rem;color:var(--text-primary)}.layer-item:hover{background:var(--teal-bg)}.layer-item-icon{width:20px;height:20px;display:flex;align-items:center;justify-content:center;background:var(--teal-bg);border-radius:4px;color:var(--teal)}.metric-card{background:var(--white);border:1px solid var(--border);border-radius:8px;padding:16px}.metric-label{font-size:.75rem;font-weight:500;color:var(--text-secondary);margin-bottom:4px}.metric-value{font-size:1.5rem;font-weight:600;color:var(--text-primary)}.metric-change{font-size:.75rem;display:flex;align-items:center;gap:4px;margin-top:4px}.metric-change.positive{color:var(--success)}.metric-change.negative{color:var(--error)}.dataset-card{background:var(--white);border:1px solid var(--border);border-radius:8px;padding:16px;cursor:pointer;transition:all .2s ease}.dataset-card:hover{border-color:var(--teal);box-shadow:0 2px 8px #14b8a61a}.dataset-card.selected{border-color:var(--teal);background:var(--teal-bg)}.dataset-source{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;background:var(--slate-bg);border-radius:4px;font-size:.75rem;color:var(--text-secondary)}.visualizer-container{background:var(--slate-bg);border-radius:8px;overflow:hidden;position:relative}.visualizer-controls{position:absolute;bottom:16px;left:50%;transform:translate(-50%);display:flex;gap:8px;background:var(--white);padding:8px;border-radius:8px;box-shadow:0 2px 8px #0000001a}