:root{font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;--bg-primary: #f8fafc;--bg-secondary: #ffffff;--bg-tertiary: #f1f5f9;--text-primary: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--border-color: #e2e8f0;--brand-primary: #3b82f6;--brand-primary-hover: #2563eb;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--radius-md: .5rem;--radius-lg: .75rem;background-color:var(--bg-primary);color:var(--text-primary)}*{box-sizing:border-box;margin:0;padding:0}body{margin:0;min-height:100vh;overflow-x:hidden}.app-container{display:flex;height:100vh;width:100vw;overflow:hidden}.sidebar{width:400px;min-width:400px;background-color:var(--bg-secondary);border-right:1px solid var(--border-color);display:flex;flex-direction:column;z-index:10;box-shadow:var(--shadow-md)}.main-content{flex:1;display:flex;flex-direction:column;background-color:var(--bg-primary);position:relative}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.5rem 1rem;border-radius:var(--radius-md);font-weight:500;font-size:.875rem;cursor:pointer;transition:all .2s;border:1px solid transparent}.btn-primary{background-color:var(--brand-primary);color:#fff}.btn-primary:hover{background-color:var(--brand-primary-hover)}.btn-outline{background-color:transparent;border-color:var(--border-color);color:var(--text-primary)}.btn-outline:hover{background-color:var(--bg-tertiary)}.btn-ghost{background-color:transparent;color:var(--text-secondary)}.btn-ghost:hover{background-color:var(--bg-tertiary);color:var(--text-primary)}.form-group{margin-bottom:1rem}.form-label{display:block;font-size:.875rem;font-weight:500;color:var(--text-secondary);margin-bottom:.25rem}.form-input{width:100%;padding:.5rem;border:1px solid var(--border-color);border-radius:var(--radius-md);font-family:inherit;font-size:.875rem;transition:border-color .2s}.form-input:focus{outline:none;border-color:var(--brand-primary);box-shadow:0 0 0 2px #3b82f633}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}