:root{--primary: #6F4E37;--secondary: #D4A574;--accent: #E67E22;--bg-primary: #FFFFFF;--bg-secondary: #F8F9FA;--border-color: #E0E0E0;--text-primary: #2C3E50;--text-secondary: #7F8C8D;--text-light: #95A5A6;--success: #27AE60;--danger: #E74C3C;--warning: #F39C12;--info: #3498DB;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .1);--shadow-md: 0 4px 6px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .1);--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px}*{margin:0;padding:0;box-sizing:border-box}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-color:var(--bg-secondary);color:var(--text-primary)}.container{max-width:1200px;margin:0 auto;padding:0 16px}.btn{padding:10px 20px;border:none;border-radius:var(--radius-md);font-size:14px;font-weight:500;cursor:pointer;transition:all .2s}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover{background-color:#5a3d2a}.btn-secondary{background-color:var(--secondary);color:var(--text-primary)}.btn-danger{background-color:var(--danger);color:#fff}.btn-success{background-color:var(--success);color:#fff}.card{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:20px}.grid{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}@media (max-width: 768px){.grid-4,.grid-3{grid-template-columns:repeat(2,1fr)}}@media (max-width: 480px){.grid-4,.grid-3,.grid-2{grid-template-columns:1fr}}.form-group{margin-bottom:16px}.form-label{display:block;margin-bottom:8px;font-weight:500;color:var(--text-primary)}.form-input,.form-select,.form-textarea{width:100%;padding:10px 12px;border:1px solid var(--border-color);border-radius:var(--radius-md);font-size:14px}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--primary)}.form-error{color:var(--danger);font-size:12px;margin-top:4px}.spinner{border:3px solid var(--border-color);border-top:3px solid var(--primary);border-radius:50%;width:40px;height:40px;animation:spin 1s linear infinite;margin:20px auto}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.text-center{text-align:center}.mt-1{margin-top:8px}.mt-2{margin-top:16px}.mt-3{margin-top:24px}.mb-1{margin-bottom:8px}.mb-2{margin-bottom:16px}.mb-3{margin-bottom:24px}@media (max-width: 768px){.container{padding:0 12px}.card{padding:16px}.btn{padding:8px 16px;font-size:14px}h1{font-size:24px}h2{font-size:20px}h3{font-size:18px}.form-buttons-mobile-stack{flex-direction:column!important}.form-buttons-mobile-stack>*{width:100%!important}}@media (max-width: 480px){.container{padding:0 8px}.card{padding:12px}h1{font-size:20px}h2{font-size:18px}}.two-column-layout{display:grid;grid-template-columns:1fr 400px;gap:24px}@media (max-width: 968px){.two-column-layout{grid-template-columns:1fr}.two-column-layout>*:last-child{order:-1}}body{margin:0;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}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}#root{min-height:100vh}