:root{--bg-color: #1a1a1a;--panel-bg: #2a2a2a;--text-color: #ffffff;--accent-color: #646cff;--border-color: #3a3a3a;font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif}body{margin:0;background-color:var(--bg-color);color:var(--text-color);height:100vh;display:flex;flex-direction:column}#app{display:flex;flex-direction:column;height:100%}header{height:60px;background-color:var(--panel-bg);border-bottom:1px solid var(--border-color);display:flex;align-items:center;padding:0 20px;justify-content:space-between}header h1{margin:0;font-size:1.5rem}.controls button:not(.dropdown-item){background-color:var(--accent-color);border:none;border-radius:4px;color:#fff;padding:8px 16px;cursor:pointer;margin-left:10px}.controls button:not(.dropdown-item):disabled{opacity:.35;cursor:not-allowed}.btn-align{background-color:#b45309!important}.btn-align:hover{background-color:#d97706!important}.btn-history{background-color:#7c3aed!important}.btn-history:hover:not(:disabled){background-color:#8b5cf6!important}.btn-file{background-color:#0e7490!important}.btn-file:hover{background-color:#0f90b0!important}.btn-articles{background-color:#0e7490!important;margin-right:6px}.btn-articles:hover{background-color:#0f90b0!important}.btn-examples{background-color:#fd0!important;color:#000!important;margin-right:6px}.btn-examples:hover{background-color:#ffe633!important}.dropdown{position:relative;display:inline-block}.dropdown-menu{position:absolute;top:100%;left:0;z-index:100;background-color:#333;border:1px solid var(--border-color);border-radius:6px;padding:6px 0;min-width:280px;box-shadow:0 8px 24px #0006}.dropdown-menu.hidden{display:none}.dropdown-menu .dropdown-item{display:block;width:100%;text-align:left;background-color:#fff9d6;border:none;color:#333;padding:10px 16px;cursor:pointer;font-size:.9rem;font-family:inherit;transition:background-color .12s ease,color .12s ease}.dropdown-menu .dropdown-item:first-child{border-radius:5px 5px 0 0}.dropdown-menu .dropdown-item:last-child{border-radius:0 0 5px 5px}.dropdown-item:hover{background-color:#ffe633;color:#000}.dropdown-item-title{font-weight:600}.dropdown-item-desc{font-size:.82rem;color:#666;margin-top:2px}.dropdown-item:hover .dropdown-item-desc{color:#444}.lang-select{background-color:var(--panel-bg);border:1px solid var(--border-color);border-radius:4px;color:var(--text-color);padding:6px 8px;font-size:.85rem;font-family:inherit;cursor:pointer;margin-left:10px}.lang-select:hover{border-color:var(--accent-color)}.lang-select:focus{outline:none;border-color:var(--accent-color)}.lang-select option{background-color:var(--panel-bg);color:var(--text-color)}.btn-sim-active{background-color:#27ae60!important}.btn-sim-active:hover{background-color:#2ecc71!important}.btn-sim-paused{background-color:#e67e22!important}.btn-sim-paused:hover{background-color:#f39c12!important}.workspace{flex:1;display:flex;overflow:hidden}.palette,.properties{background-color:var(--panel-bg);border-right:1px solid var(--border-color);border-left:1px solid var(--border-color);padding:20px;display:flex;flex-direction:column;overflow-y:auto}.palette{width:250px;position:relative}.ad-slot{flex:1 1 auto;margin:12px 0;min-height:90px;display:flex;align-items:center;justify-content:center}.ad-slot .adsbygoogle{width:100%}.bmc-btn{display:flex;align-items:center;gap:8px;margin-top:auto;padding:8px 12px;background-color:#fd0;border-radius:8px;text-decoration:none;color:#000;font-size:13px;font-weight:600;transition:background-color .2s,transform .1s;white-space:nowrap}.bmc-btn:hover{background-color:#ffe633;transform:translateY(-1px)}.bmc-btn img{width:20px;height:20px;flex-shrink:0}.properties{width:300px}#panel-actions{margin-top:auto;padding-top:16px}.canvas-container{flex:1;background-color:#121212;position:relative;overflow:hidden;display:flex;justify-content:center;align-items:center}canvas{background-color:#222;box-shadow:0 0 20px #00000080}.palette-shortcut{margin-left:auto;font-size:.65rem;font-family:monospace;font-weight:600;color:#bbb;background:#333;border:1px solid #555;border-radius:3px;padding:1px 5px;line-height:1.4;white-space:nowrap}.component-item{display:flex;align-items:center;padding:10px;background-color:var(--bg-color);margin-bottom:10px;border-radius:4px;cursor:grab;border:1px solid transparent}.component-item:hover{border-color:var(--accent-color)}.icon{width:24px;height:24px;margin-right:10px;display:flex;align-items:center;justify-content:center}.placeholder{color:#888;font-style:italic}.prop-type-badge{display:inline-block;background-color:var(--accent-color);color:#fff;font-size:.75rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;padding:3px 10px;border-radius:20px;margin-bottom:16px}#panel-header{margin-bottom:16px}#panel-header h2{margin:0}.prop-type-badge--large{display:block;font-size:1.1rem;letter-spacing:.04em;padding:8px 16px;border-radius:8px;text-align:center;margin-bottom:0;background-color:transparent;color:var(--text-color);border:2px solid var(--accent-color)}.prop-group{margin-bottom:12px;display:flex;flex-direction:column;gap:4px}.prop-group label{font-size:.75rem;color:#aaa;text-transform:uppercase;letter-spacing:.05em}.prop-group input{background:var(--bg-color);border:1px solid var(--border-color);border-radius:4px;color:var(--text-color);padding:6px 8px;font-size:.9rem}.prop-group input:focus{outline:none;border-color:var(--accent-color)}.btn-rotate{width:100%;background-color:var(--bg-color);border:1px solid var(--border-color);border-radius:4px;color:var(--text-color);padding:8px 16px;cursor:pointer;font-size:.9rem;display:flex;align-items:center;justify-content:center;gap:8px;transition:border-color .12s ease,color .12s ease}.btn-rotate:hover{border-color:var(--accent-color);color:var(--accent-color)}.btn-hint{display:inline-block;background:var(--border-color);border-radius:3px;padding:1px 5px;font-size:.75rem;font-family:monospace;line-height:1.4;color:#aaa}.btn-sim-active .btn-hint,.btn-sim-paused .btn-hint{background:var(--border-color);color:#aaa}.btn-danger{margin-top:6px;width:100%;background-color:#c0392b;border:none;border-radius:4px;color:#fff;padding:8px 16px;cursor:pointer;font-size:.9rem}.btn-danger:hover{background-color:#e74c3c}.panel-divider{border:none;border-top:1px solid var(--border-color);margin:20px 0}.sim-row{display:flex;justify-content:space-between;align-items:baseline;padding:6px 0;border-bottom:1px solid var(--border-color)}.sim-row:last-child{border-bottom:none}.sim-label{font-size:.75rem;color:#aaa;text-transform:uppercase;letter-spacing:.05em}.sim-value{font-size:.9rem;font-family:monospace;color:#0ff;font-weight:700}.segment-row{display:flex;gap:0;border-radius:6px;overflow:hidden;border:1px solid var(--border-color)}.segment-btn{flex:1;background:var(--bg-color);border:none;border-right:1px solid var(--border-color);color:#aaa;font-size:.8rem;font-weight:600;letter-spacing:.04em;padding:7px 4px;cursor:pointer;transition:background .12s ease,color .12s ease;text-align:center}.segment-btn:last-child{border-right:none}.segment-btn:hover{background:#333;color:#fff}.segment-btn--active{background:var(--accent-color);color:#fff}.segment-btn--active:hover{background:#7c83ff}.color-swatch-row{display:flex;gap:8px;flex-wrap:wrap;padding:4px 0}.color-swatch{width:28px;height:28px;border-radius:50%;border:2px solid transparent;background-color:var(--swatch-color);cursor:pointer;padding:0;position:relative;transition:transform .1s ease,border-color .1s ease;box-shadow:0 0 0 0 var(--swatch-color)}.color-swatch:hover{transform:scale(1.18);border-color:#fff}.color-swatch--active{border-color:#fff;box-shadow:0 0 8px 2px var(--swatch-color);transform:scale(1.15)}.color-swatch--active:after{content:"";position:absolute;top:5px;right:5px;bottom:5px;left:5px;border-radius:50%;background:#ffffff59}.sim-warning-banner{background:linear-gradient(135deg,#5a0000,#300);border:1.5px solid #ff2200;border-radius:6px;color:#f64;font-size:.8rem;font-weight:700;letter-spacing:.08em;text-align:center;padding:8px 12px;margin-bottom:10px;text-transform:uppercase;box-shadow:0 0 12px #ff220059;animation:warning-pulse 1.2s ease-in-out infinite}@keyframes warning-pulse{0%,to{box-shadow:0 0 10px #ff220059}50%{box-shadow:0 0 22px #ff2200bf}}.sim-row--warning{background:#7800002e;border-radius:4px;border-bottom-color:#f203;padding-left:6px;padding-right:6px}.sim-value--warning{color:#f53;text-shadow:0 0 6px rgba(255,50,0,.7)}.workspace.hidden{display:none}#articles-view{flex:1;overflow-y:auto;background-color:var(--bg-color)}#articles-view.hidden{display:none}.articles-page{max-width:760px;margin:0 auto;padding:40px 24px 60px}.articles-page-title{font-size:2rem;margin:0 0 8px;color:var(--text-color)}.articles-page-subtitle{font-size:1rem;color:#aaa;margin:0 0 40px}.articles-category{margin-bottom:36px}.articles-category-header{margin-bottom:16px}.articles-category-badge{display:inline-block;font-size:.85rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;padding:6px 14px;border-radius:20px;border:2px solid var(--accent-color);color:var(--text-color);margin-bottom:8px}.articles-category-desc{font-size:.9rem;color:#aaa;margin:8px 0 0;line-height:1.5}.articles-list{display:flex;flex-direction:column;gap:10px}.article-card{display:flex;align-items:center;justify-content:space-between;background-color:var(--panel-bg);border:1px solid var(--border-color);border-radius:8px;padding:16px 20px;text-decoration:none;color:var(--text-color);transition:border-color .15s ease,background-color .15s ease;cursor:pointer}.article-card:hover{border-color:var(--accent-color);background-color:#2e2e2e}.article-card-title{font-size:.95rem;line-height:1.4}.article-card-arrow{font-size:1.2rem;color:var(--accent-color);flex-shrink:0;margin-left:16px}.article-detail{max-width:760px;margin:0 auto;padding:40px 24px 80px}.article-back-link{display:block;color:var(--accent-color);text-decoration:none;font-size:.9rem;margin-bottom:24px;transition:opacity .15s ease}.article-back-link:hover{opacity:.8}.article-detail-title{font-size:1.75rem;line-height:1.3;margin:16px 0 24px;color:var(--text-color)}.article-body{color:#ddd;line-height:1.75;font-size:1rem}.article-body h2{color:var(--text-color);font-size:1.35rem;margin:36px 0 12px;padding-bottom:8px;border-bottom:1px solid var(--border-color)}.article-body h3{color:var(--text-color);font-size:1.1rem;margin:28px 0 8px}.article-body p{margin:0 0 16px}.article-body ul,.article-body ol{margin:0 0 16px;padding-left:24px}.article-body li{margin-bottom:6px}.article-body strong{color:var(--text-color)}.article-body code{background:var(--panel-bg);border:1px solid var(--border-color);border-radius:4px;padding:2px 6px;font-family:monospace;font-size:.9em;color:#0ff}.article-body em{color:#ccc;font-style:italic}