:root{--polar-black: #0B0E11;--graphite: #161A20;--cold-grey: #2A2F36;--text-primary: #E8EAED;--text-secondary: #9AA0A6;--text-muted: #5F6368;--aurora-cyan: #4DEEEA;--ion-green: #8AFFC1;--soft-violet: #9B8CFF;--petrol-dark: #0D5C63;--petrol-main: #14919B;--petrol-light: #0AD1C8;--petrol-soft: #45C4B0;--petrol-muted: #9ED8DB;--warm-bg-dark: #1C1917;--warm-bg-medium: #292524;--warm-bg-light: #3C3836;--warm-surface: #44403C;--warm-text-primary: #FAFAF9;--warm-text-secondary: #D6D3D1;--warm-text-muted: #A8A29E;--warm-border: rgba(168, 162, 158, .15);--warm-border-hover: rgba(168, 162, 158, .25);--mapmind-color: var(--aurora-cyan);--secondbrain-color: var(--petrol-main);--background: var(--polar-black);--surface: var(--graphite);--surface-elevated: var(--cold-grey);--border: rgba(255, 255, 255, .08);--border-hover: rgba(255, 255, 255, .15);--font-primary: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono: "IBM Plex Mono", "Fira Code", monospace;--font-playful: "Nunito", "IBM Plex Sans", sans-serif;--shadow-glow-petrol: 0 0 20px rgba(20, 145, 155, .2);--text-xs: .75rem;--text-sm: .875rem;--text-base: 1rem;--text-lg: 1.125rem;--text-xl: 1.25rem;--text-2xl: 1.5rem;--text-3xl: 1.875rem;--text-4xl: 2.25rem;--text-5xl: 3rem;--text-6xl: 3.75rem;--font-light: 300;--font-regular: 400;--font-medium: 500;--font-semibold: 600;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--space-20: 5rem;--space-24: 6rem;--space-32: 8rem;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--transition-fast: .15s ease;--transition-base: .2s ease;--transition-slow: .3s ease;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px rgba(0, 0, 0, .3);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .3);--shadow-glow-cyan: 0 0 20px rgba(77, 238, 234, .15);--shadow-glow-violet: 0 0 20px rgba(155, 140, 255, .15);--z-dropdown: 100;--z-sticky: 200;--z-modal: 300;--z-overlay: 400;--container-max: 1200px;--container-padding: var(--space-6)}[data-theme=light]{--polar-black: #FAFBFC;--graphite: #F0F2F5;--cold-grey: #E4E7EB;--text-primary: #1A1D21;--text-secondary: #4A5568;--text-muted: #718096;--aurora-cyan: #00B5AD;--ion-green: #38A169;--soft-violet: #7C3AED;--background: var(--polar-black);--surface: var(--graphite);--surface-elevated: var(--cold-grey);--border: rgba(0, 0, 0, .08);--border-hover: rgba(0, 0, 0, .15);--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px rgba(0, 0, 0, .08);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .1);--shadow-glow-cyan: 0 0 20px rgba(0, 181, 173, .15);--shadow-glow-violet: 0 0 20px rgba(124, 58, 237, .15)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-primary);font-weight:var(--font-regular);line-height:1.6;color:var(--text-primary);background-color:var(--background);transition:background-color var(--transition-slow),color var(--transition-slow);min-height:100vh}#app{display:flex;flex-direction:column;min-height:100vh}main{flex:1}h1,h2,h3,h4,h5,h6{font-weight:var(--font-medium);line-height:1.2;color:var(--text-primary)}h1{font-size:var(--text-5xl);letter-spacing:-.02em}h2{font-size:var(--text-4xl);letter-spacing:-.01em}h3{font-size:var(--text-2xl)}h4{font-size:var(--text-xl)}p{color:var(--text-secondary);max-width:65ch}a{color:inherit;text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--aurora-cyan)}a:focus-visible{outline:2px solid var(--aurora-cyan);outline-offset:2px;border-radius:var(--radius-sm)}code,.mono{font-family:var(--font-mono);font-size:.9em}.container{width:100%;max-width:var(--container-max);margin:0 auto;padding:0 var(--container-padding)}.section{padding:var(--space-24) 0}.section-sm{padding:var(--space-16) 0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-3) var(--space-6);font-family:var(--font-primary);font-size:var(--text-sm);font-weight:var(--font-medium);line-height:1;border:1px solid transparent;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);text-decoration:none}.btn:focus-visible{outline:2px solid var(--aurora-cyan);outline-offset:2px}.btn-primary{background:var(--aurora-cyan);color:var(--polar-black);border-color:var(--aurora-cyan)}.btn-primary:hover{background:transparent;color:var(--aurora-cyan);box-shadow:var(--shadow-glow-cyan)}.btn-secondary{background:transparent;color:var(--text-primary);border-color:var(--border)}.btn-secondary:hover{border-color:var(--text-secondary);background:var(--surface)}.btn-ghost{background:transparent;color:var(--text-secondary);border-color:transparent}.btn-ghost:hover{color:var(--text-primary);background:var(--surface)}.label{font-family:var(--font-mono);font-size:var(--text-xs);font-weight:var(--font-medium);text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted)}.label-accent{color:var(--aurora-cyan)}.badge{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-1) var(--space-3);font-family:var(--font-mono);font-size:var(--text-xs);border-radius:var(--radius-sm);background:var(--surface);border:1px solid var(--border)}.badge:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--ion-green);animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:var(--space-8);transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.card:hover{border-color:var(--border-hover)}.card-interactive:hover{box-shadow:var(--shadow-md)}.form-group{display:flex;flex-direction:column;gap:var(--space-2)}.form-label{font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--text-primary)}.form-input,.form-textarea,.form-select{width:100%;padding:var(--space-3) var(--space-4);font-family:var(--font-primary);font-size:var(--text-base);color:var(--text-primary);background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.form-input:focus,.form-textarea:focus,.form-select:focus{outline:none;border-color:var(--aurora-cyan);box-shadow:0 0 0 3px #4deeea1a}.form-textarea{min-height:150px;resize:vertical}.form-select{cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%239AA0A6' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right var(--space-3) center;padding-right:var(--space-10)}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.text-primary{color:var(--text-primary)}.text-secondary{color:var(--text-secondary)}.text-muted{color:var(--text-muted)}.text-cyan{color:var(--aurora-cyan)}.text-violet{color:var(--soft-violet)}.text-green{color:var(--ion-green)}.mt-4{margin-top:var(--space-4)}.mt-8{margin-top:var(--space-8)}.mt-12{margin-top:var(--space-12)}.mt-16{margin-top:var(--space-16)}.mb-4{margin-bottom:var(--space-4)}.mb-8{margin-bottom:var(--space-8)}.mb-12{margin-bottom:var(--space-12)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-2{gap:var(--space-2)}.gap-4{gap:var(--space-4)}.gap-6{gap:var(--space-6)}.gap-8{gap:var(--space-8)}.grid{display:grid;gap:var(--space-8)}.grid-cols-2{grid-template-columns:repeat(2,1fr)}.grid-cols-3{grid-template-columns:repeat(3,1fr)}@media (max-width: 768px){:root{--container-padding: var(--space-4)}h1{font-size:var(--text-3xl)}h2{font-size:var(--text-2xl)}.section{padding:var(--space-16) 0}.grid-cols-2,.grid-cols-3{grid-template-columns:1fr}}::selection{background:var(--aurora-cyan);color:var(--polar-black)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--surface)}::-webkit-scrollbar-thumb{background:var(--cold-grey);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.skip-link{position:absolute;top:-100%;left:var(--space-4);padding:var(--space-2) var(--space-4);background:var(--aurora-cyan);color:var(--polar-black);border-radius:var(--radius-md);z-index:var(--z-overlay);transition:top var(--transition-fast)}.skip-link:focus{top:var(--space-4)}