@import "https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800&display=swap";*{box-sizing:border-box;margin:0;padding:0}body,html,#root{background-color:#f5f7fa;width:100vw;height:100vh;overflow:hidden}:root{--lab-bg:#f8fafc;--sidebar-bg:#fff;--text-primary:#0f172a;--text-secondary:#64748b;--accent-primary:#2563eb;--accent-soft:#eff6ff;--border-light:#e2e8f0;--success-text:#16a34a;--success-bg:#dcfce7;--error-text:#dc2626;--error-bg:#fee2e2;--glass-bg:#ffffffd9;--glass-border:#ffffff80}body{color:var(--text-primary);background-color:var(--lab-bg);-webkit-font-smoothing:antialiased;margin:0;font-family:Outfit,-apple-system,BlinkMacSystemFont,sans-serif}*{box-sizing:border-box}.app-container{background-color:var(--lab-bg);width:100vw;height:100vh;display:flex;overflow:hidden;box-shadow:inset 0 0 100px #00000005}.sidebar{background:var(--sidebar-bg);z-index:20;border-right:1px solid var(--border-light);flex-direction:column;width:360px;padding:2.5rem 2rem;transition:transform .3s cubic-bezier(.4,0,.2,1);display:flex;box-shadow:4px 0 24px #00000005}.sidebar-header{justify-content:space-between;align-items:center;margin-bottom:.25rem;display:flex}.sidebar-header-left{align-items:center;gap:12px;display:flex}.logo-icon{background:var(--accent-primary);color:#fff;border-radius:10px;justify-content:center;align-items:center;width:40px;height:40px;font-size:28px;display:flex}.sidebar-header h1{color:var(--text-primary);letter-spacing:-.5px;margin:0;font-size:24px;font-weight:800}.sidebar-subtitle{color:var(--text-secondary);margin-top:0;margin-bottom:2.5rem;font-size:14px;font-weight:500}.experiment-list{flex-direction:column;gap:8px;display:flex}.exp-btn{cursor:pointer;border:1px solid var(--border-light);text-align:left;background:#fff;border-radius:12px;justify-content:space-between;align-items:center;padding:1.25rem;font-family:inherit;transition:all .2s;display:flex}.exp-btn:hover{background:#f8fafc;border-color:#cbd5e1;transform:translate(4px)}.exp-btn.active{background:var(--accent-soft);border-color:#bfdbfe;transform:translate(4px)}.exp-name{color:var(--text-primary);margin-bottom:4px;font-size:15px;font-weight:700}.exp-btn.active .exp-name{color:var(--accent-primary)}.exp-meta{color:var(--text-secondary);font-size:13px;font-weight:500}.exp-btn.active .exp-meta{color:#3b82f6}.active-indicator{background:var(--accent-primary);border-radius:50%;width:8px;height:8px;box-shadow:0 0 0 4px #2563eb33}.canvas-wrapper{flex:1;position:relative}.chemical-label{-webkit-backdrop-filter:blur(8px);color:var(--text-primary);pointer-events:none;white-space:nowrap;background:#fffffff2;border:1px solid #00000014;border-radius:30px;align-items:center;gap:8px;padding:8px 16px;font-size:13px;font-weight:700;transition:all .2s;display:flex;box-shadow:0 4px 12px #0000000d}.chemical-label.hovered{border-color:#00000026;transform:scale(1.05)translateY(-4px);box-shadow:0 12px 24px #0000001a}.chemical-label .dot{border-radius:50%;width:10px;height:10px;box-shadow:inset 0 2px 4px #0000001a}.reaction-modal{z-index:10;text-align:center;-webkit-backdrop-filter:blur(20px);background:#fffffff2;border:1px solid #fff;border-radius:24px;min-width:500px;padding:3rem 4rem;position:absolute;top:15%;left:50%;transform:translate(-50%);box-shadow:0 20px 40px -10px #0000001a,0 0 0 1px #00000005}.status-badge{text-transform:uppercase;letter-spacing:1px;border-radius:8px;margin-bottom:1.5rem;padding:8px 16px;font-size:12px;font-weight:800;display:inline-block}.status-badge.success{background-color:var(--success-bg);color:var(--success-text)}.status-badge.error{background-color:var(--error-bg);color:var(--error-text)}.reaction-modal h2{color:var(--text-primary);letter-spacing:-1px;margin:0 0 16px;font-size:32px;font-weight:800}.reaction-desc{color:var(--text-secondary);margin:0 0 32px;font-size:16px;font-weight:500;line-height:1.6}.primary-btn{background-color:var(--accent-primary);color:#fff;cursor:pointer;border:none;border-radius:12px;width:100%;padding:16px 32px;font-family:inherit;font-size:15px;font-weight:700;transition:all .2s;box-shadow:0 4px 12px #2563eb33}.primary-btn:hover{background-color:#1d4ed8;transform:translateY(-2px);box-shadow:0 8px 20px #2563eb4d}.primary-btn:active{transform:translateY(0);box-shadow:0 2px 4px #2563eb33}@keyframes pulseHint{0%{box-shadow:0 0 #2563eb66}70%{box-shadow:0 0 0 10px #2563eb00}to{box-shadow:0 0 #2563eb00}}.drag-hint{background:var(--text-primary);color:#fff;pointer-events:none;white-space:nowrap;-webkit-user-select:none;user-select:none;z-index:10;border-radius:8px;padding:6px 12px;font-size:12px;font-weight:700;animation:2s infinite pulseHint;position:absolute}@media (width<=768px){.app-container{flex-direction:column}.sidebar{border-right:1px solid var(--border-light);border-bottom:none;width:300px;height:100vh;max-height:100vh;padding:1.5rem;position:fixed;top:0;left:0;overflow-y:auto;transform:translate(-100%);box-shadow:24px 0 48px #0000001a}.sidebar.open{transform:translate(0)}.sidebar-subtitle{margin-bottom:1rem}.canvas-wrapper{flex:none;width:100vw;height:100vh}.reaction-modal{width:90vw;min-width:90vw;padding:1.5rem;top:50%;transform:translate(-50%,-50%)}.reaction-modal h2{margin-bottom:8px;font-size:20px}.reaction-desc{margin-bottom:16px;font-size:14px}.primary-btn{padding:12px 16px}}.mobile-menu-btn{z-index:15;background:var(--glass-bg);-webkit-backdrop-filter:blur(8px);border:1px solid var(--border-light);cursor:pointer;color:var(--text-primary);border-radius:12px;justify-content:center;align-items:center;padding:10px;display:none;position:absolute;top:1rem;left:1rem;box-shadow:0 4px 12px #0000000d}.mobile-close-btn{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;padding:4px;display:none}.mobile-overlay{-webkit-backdrop-filter:blur(2px);z-index:19;opacity:0;pointer-events:none;background:#0003;transition:opacity .3s;display:none;position:fixed;inset:0}.mobile-overlay.open{opacity:1;pointer-events:auto;display:block}@media (width<=768px){.mobile-menu-btn{display:flex}.mobile-close-btn{display:block}}