:root{--primary: #2563EB;--primary-hover: #1D4ED8;--primary-light: #1D4ED8;--primary-dark: #1D4ED8;--secondary: #1D4ED8;--success: #10B981;--warning: #F59E0B;--danger: #EF4444;--background: #F9FAFB;--surface: #FFFFFF;--text-primary: #1F2937;--text-secondary: #6B7280;--border: #E5E7EB;--border-focus: var(--primary)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--background);color:var(--text-primary)}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}button,input,textarea,select{font-family:inherit}@media(max-width:768px){body{font-size:14px}}.btn-primary,.btn-success,.btn-warning,.btn-danger,.btn-secondary{background:var(--primary);color:#fff;border:none;padding:8px 16px;border-radius:6px;cursor:pointer;font-weight:500;transition:all .2s;display:inline-flex;align-items:center;gap:6px;font-size:14px}.btn-primary:hover:not(:disabled),.btn-success:hover:not(:disabled),.btn-warning:hover:not(:disabled),.btn-danger:hover:not(:disabled),.btn-secondary:hover:not(:disabled){background:var(--primary-hover);transform:translateY(-1px)}.btn-primary:disabled,.btn-success:disabled,.btn-warning:disabled,.btn-danger:disabled,.btn-secondary:disabled{opacity:.6;cursor:not-allowed}.btn-primary svg,.btn-success svg,.btn-warning svg,.btn-danger svg,.btn-secondary svg,.btn-outline svg{width:16px;height:16px}.btn-outline-primary{background:transparent;color:var(--primary);border:2px solid var(--primary);padding:8px 16px;border-radius:6px;cursor:pointer;font-weight:500;transition:all .2s;display:inline-flex;align-items:center;gap:6px;font-size:14px}.btn-outline-primary:hover:not(:disabled){background:var(--primary);color:#fff}.btn-outline-primary:disabled{opacity:.6;cursor:not-allowed}.btn-outline-primary svg{width:16px;height:16px}.btn-outline{background:transparent;color:var(--text-primary);border:2px solid var(--text-primary);padding:8px 16px;border-radius:6px;cursor:pointer;font-weight:500;transition:all .2s;display:inline-flex;align-items:center;gap:6px;font-size:14px}.btn-outline:hover:not(:disabled){background:var(--text-primary);color:#fff}.input{width:100%;padding:10px;border:1px solid var(--border);border-radius:4px;font-size:16px;transition:border-color .2s}.input:focus{outline:none;border-color:var(--border-focus);box-shadow:0 0 0 3px #5523eb1a}.card{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:20px}@media(max-width:640px){.mobile-full{width:100%!important}.mobile-stack{flex-direction:column!important}.mobile-hidden{display:none!important}}