:root{--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif;--color-primary: #0066cc;--color-primary-dark: #0052a3;--color-primary-light: rgba(0, 102, 204, .06);--color-primary-lighter: rgba(0, 102, 204, .04);--color-text-primary: #1f2937;--color-text-secondary: #6b7280;--color-text-tertiary: #9ca3af;--color-bg-primary: #ffffff;--color-bg-secondary: #f9fafb;--color-bg-tertiary: #f3f4f6;--color-border: #e5e7eb;--color-border-light: #f0f0f0;--color-error: #dc2626;--color-error-light: #fee2e2;--color-error-border: #fecaca;--color-success: #059669;--color-success-light: #d1fae5;--color-success-border: #a7f3d0;--color-shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--color-shadow-md: 0 4px 6px rgba(0, 0, 0, .07);--color-shadow-lg: 0 10px 15px rgba(0, 0, 0, .1);--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 12px;--spacing-lg: 16px;--spacing-xl: 20px;--spacing-2xl: 24px;--spacing-3xl: 30px;--spacing-4xl: 40px;--radius-sm: 4px;--radius-md: 6px;--radius-lg: 8px;--transition-fast: .15s ease;--transition-base: .25s cubic-bezier(.4, 0, .2, 1);--transition-slow: .35s ease}*{box-sizing:border-box}html,body{margin:0;padding:0;font-family:var(--font-family);color:var(--color-text-primary);background-color:var(--color-bg-primary);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6{margin:0;font-weight:600;color:var(--color-text-primary);letter-spacing:-.01em}h1{font-size:28px;line-height:1.2}h2{font-size:22px;line-height:1.3}h3{font-size:18px;line-height:1.4}h4{font-size:16px;line-height:1.5}p{margin:0;color:var(--color-text-secondary)}a{color:var(--color-primary);text-decoration:none;transition:color var(--transition-base)}a:hover{color:var(--color-primary-dark)}input[type=text],input[type=email],input[type=number],input[type=date],input[type=time],textarea,select{font-family:inherit;font-size:14px;padding:10px 12px;border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text-primary);background-color:var(--color-bg-primary);transition:all var(--transition-base)}input[type=text]:focus,input[type=email]:focus,input[type=number]:focus,input[type=date]:focus,input[type=time]:focus,textarea:focus,select:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-light)}input[type=text]:disabled,input[type=email]:disabled,input[type=number]:disabled,input[type=date]:disabled,input[type=time]:disabled,textarea:disabled,select:disabled{background-color:var(--color-bg-tertiary);color:var(--color-text-tertiary);cursor:not-allowed}textarea{resize:vertical;min-height:100px}button{font-family:inherit;font-size:14px;font-weight:500;border:none;border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition-base)}button:disabled{opacity:.6;cursor:not-allowed}.btn-primary{padding:10px 16px;background-color:var(--color-primary);color:#fff}.btn-primary:hover:not(:disabled){background-color:var(--color-primary-dark)}.btn-secondary{padding:10px 16px;background-color:var(--color-bg-secondary);color:var(--color-text-primary);border:1px solid var(--color-border)}.btn-secondary:hover:not(:disabled){background-color:var(--color-bg-tertiary)}.error-message{padding:12px 16px;background-color:var(--color-error-light);border:1px solid var(--color-error-border);border-radius:var(--radius-sm);color:var(--color-error);font-size:14px}.error-message p{margin:0;color:inherit}.success-message{padding:12px 16px;background-color:var(--color-success-light);border:1px solid var(--color-success-border);border-radius:var(--radius-sm);color:var(--color-success);font-size:14px}.success-message p{margin:0;color:inherit}.section-card{padding:var(--spacing-2xl);background-color:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--color-shadow-sm)}.section-card:hover{box-shadow:var(--color-shadow-md)}.section-with-accent{border-left:3px solid var(--color-primary)}.flex{display:flex}.flex-col{flex-direction:column}.gap-sm{gap:var(--spacing-sm)}.gap-md{gap:var(--spacing-md)}.gap-lg{gap:var(--spacing-lg)}.text-center{text-align:center}.text-sm{font-size:13px}.text-secondary{color:var(--color-text-secondary)}.text-error{color:var(--color-error)}.text-success{color:var(--color-success)}.font-weight-bold{font-weight:600}