:root{--bk-bg:#0f111a;--bk-bg-surface:#1a1d2e;--bk-bg-elevated:#242840;--bk-border:#2e3354;--bk-border-subtle:#232747;--bk-text:#c9cfe0;--bk-text-muted:#7c849e;--bk-text-bright:#eef0f6;--bk-primary:#6366f1;--bk-primary-hover:#818cf8;--bk-primary-bg:#6366f11f;--bk-accent:#06b6d4;--bk-success:#22c55e;--bk-warning:#f59e0b;--bk-error:#ef4444;--bk-radius-sm:6px;--bk-radius-md:10px;--bk-radius-lg:16px;--bk-radius-xl:24px;--bk-font:"Inter", system-ui, -apple-system, sans-serif;--bk-font-mono:"JetBrains Mono", "Fira Code", ui-monospace, monospace;--bk-shadow:0 4px 24px #0000004d;--bk-shadow-lg:0 8px 40px #0006}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:16px}body{font-family:var(--bk-font);background:var(--bk-bg);color:var(--bk-text);min-height:100vh;line-height:1.6}#root{min-height:100vh}a{color:var(--bk-primary);text-decoration:none;transition:color .2s}a:hover{color:var(--bk-primary-hover)}h1,h2,h3,h4,h5,h6{color:var(--bk-text-bright);font-weight:600;line-height:1.25}button{cursor:pointer;font-family:var(--bk-font)}input,select,textarea{font-family:var(--bk-font)}.visually-hidden{clip:rect(0, 0, 0, 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}