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var(--transition-fast);display:inline-flex;align-items:center;gap:7px}button:hover{border-color:var(--accent);background:var(--accent-muted);color:var(--accent)}button.primary{background:var(--accent);border-color:var(--accent);color:var(--text-inverse)}button.primary:hover{background:var(--accent-hover);border-color:var(--accent-hover);box-shadow:var(--shadow-md)}button:disabled{opacity:.4;cursor:not-allowed}button:disabled:hover{background:var(--card-bg);border-color:var(--border-color);color:var(--text-primary)}.sidebar{background:var(--sidebar-bg);border-color:var(--border-color);transition:background var(--transition-slow),border-color var(--transition-slow)}.sidebar-header{padding:20px;border-bottom:1px solid var(--border-color)}.sidebar-header h2{font-size:14px;font-weight:600;color:var(--text-primary);margin:0 0 16px;letter-spacing:-.02em}.toolbar{background:var(--sidebar-bg);border-bottom:1px solid var(--border-color);height:56px;padding:0 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28px;overflow-y:auto;flex:1}.dialog-footer{padding:20px 28px;border-top:1px solid var(--border-color);display:flex;justify-content:flex-end;gap:12px}.warning-box{background:var(--warning-bg);border:1px solid var(--warning);border-radius:12px;padding:14px 16px}.warning-box .warning-title{color:var(--warning);font-weight:600;font-size:13px;display:flex;align-items:center;gap:8px}.impl-card{background:var(--card-bg);border:1px solid var(--border-color);border-radius:12px;padding:14px 16px;display:flex;align-items:center;gap:14px;transition:all var(--transition-fast);cursor:pointer}.impl-card:hover{border-color:var(--border-color-hover);background:var(--card-bg-hover)}.impl-card.active{border-color:var(--accent);background:var(--accent-muted)}.impl-card .impl-icon{width:36px;height:36px;display:flex;align-items:center;justify-content:center;background:var(--accent-muted);border-radius:10px;font-size:16px;overflow:hidden}.template-card{background:var(--card-bg);border:1px solid var(--border-color);border-radius:14px;padding:20px;cursor:pointer;transition:all var(--transition-base);position:relative;overflow:hidden}.template-card:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(135deg,var(--accent-muted) 0%,transparent 60%);opacity:0;transition:opacity var(--transition-base)}.template-card:hover{border-color:var(--accent);transform:translateY(-3px);box-shadow:var(--shadow-lg)}.template-card:hover:before{opacity:1}.template-card .template-icon{width:52px;height:52px;display:flex;align-items:center;justify-content:center;background:var(--accent-muted);border-radius:14px;font-size:24px;margin-right:18px;position:relative}.radio-option{display:flex;align-items:center;gap:14px;padding:14px 16px;background:var(--card-bg);border:1px solid var(--border-color);border-radius:12px;cursor:pointer;transition:all var(--transition-fast)}.radio-option:hover{border-color:var(--border-color-hover);background:var(--card-bg-hover)}.radio-option.active{border-color:var(--accent);background:var(--accent-muted)}.radio-option .radio-dot{width:20px;height:20px;border:2px solid var(--border-color);border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all var(--transition-fast)}.radio-option.active .radio-dot{border-color:var(--accent)}.radio-option.active .radio-dot:after{content:"";width:10px;height:10px;background:var(--accent);border-radius:50%}.toggle-switch{position:relative;width:44px;height:24px;background:var(--border-color);border-radius:12px;cursor:pointer;transition:all var(--transition-fast)}.toggle-switch.active{background:var(--accent)}.toggle-switch:after{content:"";position:absolute;top:2px;left:2px;width:20px;height:20px;background:#fff;border-radius:50%;transition:all var(--transition-fast);box-shadow:var(--shadow-sm)}.toggle-switch.active:after{transform:translate(20px)}.toast-container{font-family:DM Sans,sans-serif;font-size:13px}.mono{font-family:JetBrains Mono,monospace}.text-gradient{background:linear-gradient(135deg,var(--accent) 0%,var(--accent-light) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.shape-node{display:flex;align-items:center;justify-content:center;border:2px dashed var(--border-color-hover);transition:all var(--transition-base);position:relative}.shape-node.selected{border-color:var(--accent);box-shadow:var(--shadow-glow)}.shape-node:hover{border-color:var(--accent)}.shape-node--rectangle{border-radius:0}.shape-node--rounded-rect{border-radius:16px}.shape-node--circle{border-radius:50%}.shape-node--text{border:none;background:transparent}.shape-node--text.selected{border:1px dashed var(--accent)}.shape-node--postit{border:none;background:#fef08a;border-radius:2px;box-shadow:2px 3px 8px #00000026;transform:rotate(-1deg)}[data-theme=dark] .shape-node--postit{background:#ca8a04;box-shadow:2px 3px 12px #00000059}.shape-node--postit.selected{box-shadow:2px 3px 8px #00000026,var(--shadow-glow)}[data-theme=dark] .shape-node--postit.selected{box-shadow:2px 3px 12px #00000059,var(--shadow-glow)}.shape-node__content{display:flex;flex-direction:column;align-items:center;justify-content:center;width:100%;height:100%;padding:12px;text-align:center;overflow:hidden}.shape-node__label{font-size:13px;font-weight:500;color:var(--text-primary);word-break:break-word;line-height:1.4}.shape-node__label--postit{font-style:italic;color:#713f12}[data-theme=dark] .shape-node__label--postit{color:#fef9c3}.shape-node__label--text{font-size:14px;font-weight:500;font-style:normal}.shape-node__editor{width:100%;height:100%;background:transparent;border:none;text-align:center;font-size:13px;font-weight:500;color:var(--text-primary);resize:none;outline:none;font-family:DM Sans,sans-serif;padding:0}.shape-node__editor:focus{box-shadow:none;border:none}.shape-tile{display:flex;flex-direction:column;align-items:center;gap:6px;padding:10px 8px;background:var(--card-bg);border:1px solid var(--border-color);border-radius:10px;cursor:grab;transition:all var(--transition-base)}.shape-tile:hover{border-color:var(--accent);background:var(--card-bg-hover);box-shadow:var(--shadow-md)}.shape-tile:active{cursor:grabbing;transform:scale(.97)}.shape-tile__icon{color:var(--text-secondary);display:flex;align-items:center;justify-content:center}.shape-tile:hover .shape-tile__icon{color:var(--accent)}.shape-tile__label{font-family:JetBrains Mono,monospace;font-size:9px;font-weight:500;color:var(--text-muted);text-transform:uppercase;letter-spacing:.3px}.shape-color-swatch{width:28px;height:28px;border-radius:8px;border:none;padding:0;cursor:pointer;transition:transform var(--transition-fast)}.shape-color-swatch:hover{transform:scale(1.15);background:inherit;border-color:transparent}.icon-img{width:100%;height:100%;-o-object-fit:contain;object-fit:contain;padding:4px}.auth-page{min-height:100vh;background:var(--canvas-bg);display:flex;flex-direction:column;align-items:center}.auth-page-header{padding:24px;width:100%}.auth-page-logo{font-size:20px;font-weight:700;color:var(--accent);text-decoration:none;letter-spacing:-.02em}.auth-page-card{margin-top:10vh;display:flex;justify-content:center}.mobile-guard{display:none}@media(max-width:767px){.mobile-guard{display:flex;position:fixed;top:0;right:0;bottom:0;left:0;z-index:9999;background:var(--canvas-bg);align-items:center;justify-content:center;padding:2rem}.mobile-guard+*{display:none}.mobile-guard-content{text-align:center;max-width:320px}.mobile-guard-content h2{font-size:1.5rem;font-weight:700;color:var(--text-primary);margin:0 0 .75rem}.mobile-guard-content p{color:var(--text-secondary);line-height:1.6;font-size:.95rem}}.shared-view{height:100vh;display:flex;flex-direction:column;background:var(--canvas-bg)}.shared-view-header{height:48px;padding:0 20px;display:flex;align-items:center;justify-content:space-between;background:var(--sidebar-bg);border-bottom:1px solid var(--border-color)}.shared-view-name{font-weight:600;font-size:14px;color:var(--text-primary)}.shared-view-cta{font-size:12px;font-weight:500;color:var(--accent);text-decoration:none}.shared-view-cta:hover{text-decoration:underline}.shared-view-canvas{flex:1}.shared-view-watermark{position:fixed;bottom:16px;right:16px;background:var(--card-bg);border:1px solid var(--border-color);border-radius:8px;padding:6px 12px;font-size:11px;color:var(--text-muted);z-index:10}.shared-view-watermark a{color:var(--accent);text-decoration:none;font-weight:600}.shared-view-status{height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem;background:var(--canvas-bg);color:var(--text-secondary);font-size:1rem}.landing{min-height:100vh;background:var(--canvas-bg);color:var(--text-primary);font-family:DM Sans,sans-serif}.landing-nav{display:flex;align-items:center;justify-content:space-between;padding:20px 40px;max-width:1200px;margin:0 auto}.landing-logo{font-size:22px;font-weight:700;color:var(--accent);letter-spacing:-.02em}.landing-nav-links{display:flex;align-items:center;gap:12px}.landing-hero{text-align:center;padding:80px 40px 60px;max-width:800px;margin:0 auto}.landing-hero h1{font-size:3.5rem;font-weight:800;line-height:1.1;letter-spacing:-.04em;margin:0 0 1.25rem}.landing-hero p{font-size:1.15rem;color:var(--text-secondary);line-height:1.7;max-width:560px;margin:0 auto 2.5rem}.landing-hero-buttons{display:flex;align-items:center;justify-content:center;gap:12px}.landing-hero-buttons .primary{padding:12px 28px;font-size:15px;font-weight:600;border-radius:12px}.landing-features{max-width:1000px;margin:0 auto;padding:40px 40px 80px;display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}.landing-feature-card{background:var(--card-bg);border:1px solid var(--border-color);border-radius:16px;padding:28px;transition:all var(--transition-base)}.landing-feature-card:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:var(--shadow-lg)}.landing-feature-icon{width:48px;height:48px;background:var(--accent-muted);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:16px;color:var(--accent)}.landing-feature-card h3{font-size:1rem;font-weight:600;margin:0 0 8px}.landing-feature-card p{font-size:.875rem;color:var(--text-secondary);line-height:1.6;margin:0}.landing-pricing{max-width:800px;margin:0 auto;padding:40px 40px 80px;text-align:center}.landing-pricing h2{font-size:2rem;font-weight:700;margin:0 0 12px;letter-spacing:-.03em}.landing-pricing>p{color:var(--text-secondary);margin:0 0 40px}.landing-pricing-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;max-width:640px;margin:0 auto}.pricing-card{background:var(--card-bg);border:1px solid var(--border-color);border-radius:16px;padding:32px 28px;text-align:left;transition:all var(--transition-base)}.pricing-card.featured{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent),var(--shadow-lg);position:relative}.pricing-card-badge{position:absolute;top:-10px;left:50%;transform:translate(-50%);background:var(--accent);color:var(--text-inverse);font-family:JetBrains Mono,monospace;font-size:10px;font-weight:600;padding:3px 12px;border-radius:20px;text-transform:uppercase;letter-spacing:.5px}.pricing-card h3{font-size:1rem;font-weight:600;margin:0 0 4px}.pricing-card .price{font-size:2rem;font-weight:800;letter-spacing:-.03em;margin:12px 0 4px}.pricing-card .price span{font-size:.875rem;font-weight:400;color:var(--text-muted)}.pricing-card ul{list-style:none;padding:0;margin:20px 0 24px}.pricing-card ul li{font-size:.875rem;color:var(--text-secondary);padding:6px 0;display:flex;align-items:center;gap:8px}.pricing-card ul li:before{content:"";width:16px;height:16px;background:var(--success-bg);border-radius:50%;flex-shrink:0;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='%2310b981' stroke-width='3'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center}.pricing-card button{width:100%;justify-content:center}.landing-what-is{max-width:720px;margin:0 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summary:after{content:"+";font-size:1.25rem;font-weight:400;color:var(--text-muted);flex-shrink:0;transition:transform var(--transition-base)}.faq-item[open] summary:after{content:"-";color:var(--accent)}.faq-item p{padding:0 20px 16px;font-size:.9rem;color:var(--text-secondary);line-height:1.7;margin:0}.landing-footer{text-align:center;padding:40px;border-top:1px solid var(--border-color);color:var(--text-muted);font-size:.8rem}.landing-footer-description{max-width:560px;margin:0 auto 12px;font-size:.85rem;line-height:1.6;color:var(--text-secondary)}.landing-footer-links{display:flex;justify-content:center;gap:16px;margin-bottom:12px}.landing-footer-links a{color:var(--text-muted);text-decoration:none;font-size:.8rem}.landing-footer-links a:hover{color:var(--text-secondary)}.landing-footer-copy{margin:0;font-size:.8rem;color:var(--text-muted)}.policy-page{max-width:720px;margin:0 auto;padding:80px 24px 48px}.policy-page h1{font-size:1.6rem;margin-bottom:8px}.policy-page .policy-updated{color:var(--text-muted);font-size:.85rem;margin-bottom:32px}.policy-page h2{font-size:1.1rem;margin-top:32px;margin-bottom:8px}.policy-page p,.policy-page li{font-size:.9rem;line-height:1.7;color:var(--text-secondary)}.policy-page ul{padding-left:20px}.policy-page a{color:var(--accent)}.plan-badge{font-family:JetBrains Mono,monospace;font-size:10px;font-weight:600;padding:3px 8px;border-radius:4px;text-transform:uppercase;letter-spacing:.5px}.plan-badge.free{background:var(--warning-bg);color:var(--warning);border:1px solid var(--warning)}.plan-badge.pro{background:var(--accent-muted);color:var(--accent);border:1px solid var(--accent)}.upgrade-dialog-features{list-style:none;padding:0;margin:16px 0}.upgrade-dialog-features li{padding:8px 0;color:var(--text-secondary);font-size:.9rem;display:flex;align-items:center;gap:10px}.upgrade-dialog-features li:before{content:"";width:18px;height:18px;background:var(--accent-muted);border-radius:50%;flex-shrink:0;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='%230891b2' stroke-width='3'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center}.share-url-box{display:flex;align-items:center;gap:8px;background:var(--card-bg);border:1px solid var(--border-color);border-radius:10px;padding:8px 12px;margin-top:12px}.share-url-box input{border:none;background:none;padding:0;font-family:JetBrains Mono,monospace;font-size:12px;color:var(--text-secondary)}.share-url-box input:focus{box-shadow:none}.share-url-box button{flex-shrink:0;padding:6px 12px;font-size:12px}.share-row{display:flex;align-items:center;gap:8px;padding:8px 12px;background:var(--card-bg);border:1px solid var(--border-color);border-radius:10px;transition:all var(--transition-fast)}.share-row:hover{border-color:var(--border-color-hover)}.share-row-email{flex:1;font-size:13px;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.share-row-permission{width:100px;padding:4px 28px 4px 8px;font-size:11px;border-radius:6px}.share-permission-badge{font-family:JetBrains Mono,monospace;font-size:10px;font-weight:600;padding:3px 8px;border-radius:4px;text-transform:uppercase;letter-spacing:.5px;background:var(--accent-muted);color:var(--accent);border:1px solid var(--accent)}.share-permission-badge--edit{background:var(--success-bg);color:var(--success);border-color:var(--success)}.comments-panel{width:360px;min-width:360px;background:var(--sidebar-bg);border-left:1px solid var(--border-color);display:flex;flex-direction:column;height:100%;transition:background var(--transition-slow),border-color var(--transition-slow)}.comments-panel-header{display:flex;align-items:center;justify-content:space-between;padding:16px 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Mono,monospace;font-size:10px;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);display:flex;align-items:center;gap:8px}.comment-body{font-size:13px;color:var(--text-primary);line-height:1.5;margin-top:8px;white-space:pre-wrap;word-break:break-word}.comment-actions{display:flex;gap:8px;margin-top:8px}.comment-action-btn{background:none;border:none;padding:2px 6px;font-size:11px;color:var(--text-muted);cursor:pointer;border-radius:4px;transition:color var(--transition-fast)}.comment-action-btn:hover{color:var(--accent);background:var(--accent-muted);border-color:transparent}.comment-action-delete:hover{color:var(--error);background:var(--error-bg)}.comments-input{padding:16px;border-top:1px solid var(--border-color);display:flex;flex-direction:column;gap:8px}.comments-input textarea{resize:none;font-size:13px;border-radius:10px}.comments-input-inline{display:flex;flex-direction:column;gap:6px}.comments-input-inline textarea{resize:none;font-size:12px;padding:8px 10px;border-radius:8px}.version-save-section{padding-bottom:16px;border-bottom:1px solid var(--border-color)}.version-row{display:flex;align-items:center;gap:12px;padding:12px 14px;background:var(--card-bg);border:1px solid var(--border-color);border-radius:12px;transition:all var(--transition-fast)}.version-row:hover{border-color:var(--border-color-hover);background:var(--card-bg-hover)}.version-number{font-family:JetBrains Mono,monospace;font-size:11px;font-weight:600;color:var(--accent);background:var(--accent-muted);padding:2px 8px;border-radius:4px;flex-shrink:0}.cl-organizationSwitcher-root{--clerk-font-family: "DM Sans", sans-serif}.cl-organizationSwitcherTrigger{border:1px solid var(--border-color)!important;border-radius:8px!important;padding:4px 10px!important;font-size:12px!important;transition:border-color var(--transition-fast)!important}.cl-organizationSwitcherTrigger:hover{border-color:var(--accent)!important}.dashboard{min-height:100vh;background:var(--canvas-bg);display:flex;flex-direction:column}.dashboard-toolbar{height:56px;padding:0 24px;display:flex;align-items:center;gap:12px;background:var(--sidebar-bg);border-bottom:1px solid var(--border-color);flex-shrink:0;transition:all var(--transition-slow)}.dashboard-toolbar-logo{font-size:18px;font-weight:700;color:var(--accent);letter-spacing:-.02em;border:none;background:none;padding:0;cursor:default}.dashboard-toolbar-logo:hover{background:none;border-color:transparent;color:var(--accent)}.dashboard-content{flex:1;max-width:1100px;width:100%;margin:0 auto;padding:40px 32px}.dashboard-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}.dashboard-header h1{font-size:1.5rem;font-weight:700;margin:0;letter-spacing:-.03em}.dashboard-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}.diagram-card{background:var(--card-bg);border:1px solid var(--border-color);border-radius:14px;padding:20px;cursor:pointer;transition:all var(--transition-base);position:relative}.diagram-card:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:var(--shadow-lg)}.diagram-card-name{font-weight:600;font-size:14px;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;padding-right:28px}.diagram-card-meta{font-family:JetBrains Mono,monospace;font-size:11px;color:var(--text-muted);margin-top:10px;display:flex;align-items:center;gap:12px}.diagram-card-delete{position:absolute;top:14px;right:14px;opacity:0;padding:4px;border:none;background:transparent;color:var(--text-muted);border-radius:6px;transition:all var(--transition-fast)}.diagram-card:hover .diagram-card-delete{opacity:1}.diagram-card-delete:hover{color:var(--error);background:var(--error-bg);border-color:transparent}.diagram-card--new{border:2px dashed var(--border-color);background:transparent;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;min-height:100px;color:var(--text-muted);font-weight:500;font-size:14px}.diagram-card--new:hover{border-color:var(--accent);color:var(--accent)}.dashboard-empty{text-align:center;padding:80px 20px;color:var(--text-muted)}.dashboard-empty-icon{width:64px;height:64px;margin:0 auto 16px;background:var(--card-bg);border-radius:16px;display:flex;align-items:center;justify-content:center}.dashboard-empty p{margin:0 0 4px}.dashboard-empty p:first-of-type{font-size:15px;font-weight:500;color:var(--text-secondary)}.toolbar-logo{font-size:16px;font-weight:700;color:var(--accent);letter-spacing:-.02em;border:none;background:none;padding:4px 8px;border-radius:8px}.toolbar-logo:hover{background:var(--accent-muted);border-color:transparent}.hover\:border-\[var\(--border-color-hover\)\]:hover{border-color:var(--border-color-hover)}.hover\:bg-transparent:hover{background-color:transparent}.hover\:opacity-100:hover{opacity:1}.group:hover .group-hover\:text-\[var\(--text-primary\)\]{color:var(--text-primary)}