:root{--bg-primary: #0f0f0f;--bg-secondary: #1a1a1a;--bg-tertiary: #242424;--bg-card: #1e1e1e;--accent-primary: #3b82f6;--accent-secondary: #8b5cf6;--accent-tertiary: #06b6d4;--text-primary: #fafafa;--text-secondary: #a3a3a3;--text-muted: #525252;--border-color: #2e2e2e;--border-hover: #404040;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 12px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .5);--font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-mono: "SF Mono", "Fira Code", "Consolas", monospace;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--transition-fast: .15s ease;--transition-medium: .25s ease;--transition-slow: .4s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;overflow:hidden}body{font-family:var(--font-main);background:var(--bg-primary);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body:before{content:"";position:fixed;top:0;left:0;width:100%;height:100%;background:radial-gradient(ellipse at 0% 0%,rgba(59,130,246,.08) 0%,transparent 50%),radial-gradient(ellipse at 100% 100%,rgba(139,92,246,.06) 0%,transparent 50%);pointer-events:none;z-index:0}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-secondary);border-radius:4px}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--border-hover)}::selection{background:var(--accent-primary);color:#fff}button{font-family:var(--font-main);cursor:pointer;border:none;outline:none;transition:all var(--transition-fast);border-radius:var(--radius-md)}button:disabled{cursor:not-allowed;opacity:.5}button:focus-visible{outline:2px solid var(--accent-primary);outline-offset:2px}input,textarea{font-family:var(--font-main);background:var(--bg-tertiary);border:1px solid var(--border-color);color:var(--text-primary);outline:none;transition:all var(--transition-fast);border-radius:var(--radius-md)}input:focus,textarea:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px #3b82f626}input::placeholder,textarea::placeholder{color:var(--text-muted)}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}