:root{--font-heading: "Source Serif 4", "Georgia", serif;--font-body: "Source Sans 3", "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", "Consolas", monospace;--font-ui: "Source Sans 3", system-ui, sans-serif;--color-bg-primary: #0F172A;--color-bg-card: #1E293B;--color-bg-subtle: rgba(51, 65, 85, .5);--color-bg-overlay: rgba(0, 0, 0, .6);--color-bg-code: rgba(15, 23, 42, .6);--color-text-primary: #E2E8F0;--color-text-secondary: #94A3B8;--color-text-heading: #F1F5F9;--color-text-disabled: #475569;--color-border: rgba(148, 163, 184, .15);--color-border-subtle: rgba(148, 163, 184, .08);--color-concept: #60A5FA;--color-concept-bg: rgba(59, 130, 246, .15);--color-technique: #34D399;--color-technique-bg: rgba(16, 185, 129, .15);--color-stratagem: #A78BFA;--color-stratagem-bg: rgba(139, 92, 246, .15);--color-link-opposite: #F87171;--color-link-related: #60A5FA;--color-accent: #FBBF24;--shadow-card: 0 1px 3px rgba(0, 0, 0, .3), 0 0 0 1px rgba(148, 163, 184, .06);--shadow-card-hover: 0 4px 16px rgba(0, 0, 0, .4), 0 0 0 1px rgba(148, 163, 184, .1);--shadow-expanded: 0 16px 48px rgba(0, 0, 0, .5);--shadow-column: 0 2px 12px rgba(0, 0, 0, .25);--radius-card: 8px;--radius-badge: 4px;--radius-button: 6px}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0;width:100%;height:100%;font-family:var(--font-body);background:radial-gradient(ellipse at 50% 0%,rgba(59,130,246,.15) 0%,transparent 50%),radial-gradient(ellipse at 80% 100%,rgba(139,92,246,.12) 0%,transparent 50%),radial-gradient(ellipse at 0% 50%,rgba(6,182,212,.08) 0%,transparent 40%),radial-gradient(circle at 70% 40%,rgba(244,114,182,.06) 0%,transparent 35%),url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E"),linear-gradient(135deg,#080e1a,#111827,#081a30,#110830,#080e1a);color:var(--color-text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{overflow:hidden}a{color:var(--color-concept);text-decoration:none}button{font-family:inherit}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#94a3b833;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#94a3b859}