:root{--color-primary: #1565c0;--color-primary-dark: #0d47a1;--color-primary-light: #42a5f5;--color-accent: #ff6f00;--color-bg: #f5f7fa;--color-surface: #ffffff;--color-sidebar-bg: #ffffff;--color-text: #333333;--color-text-secondary: #666666;--color-border: #e0e0e0;--color-hover: #f0f4f8;--color-active: #e3f2fd;--color-success: #2e7d32;--color-warning: #f57f17;--color-danger: #c62828;--font-family: "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--border-radius: 6px;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .08);--shadow-md: 0 2px 8px rgba(0, 0, 0, .12)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;font-family:var(--font-family);font-size:14px;color:var(--color-text);background-color:var(--color-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3,h4,h5,h6{color:var(--color-text);font-weight:600}.page-header{margin-bottom:1.5rem}.page-header h2{font-size:1.5rem;font-weight:600}.card{background-color:var(--color-surface);border-radius:var(--border-radius);box-shadow:var(--shadow-sm);padding:1.25rem;margin-bottom:1rem}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.5rem 1rem;border:none;border-radius:var(--border-radius);font-size:.875rem;font-weight:500;cursor:pointer;transition:background-color .2s ease,box-shadow .2s ease}.btn-primary{background-color:var(--color-primary);color:#fff}.btn-primary:hover{background-color:var(--color-primary-dark)}.btn-outline{background-color:transparent;border:1px solid var(--color-primary);color:var(--color-primary)}.btn-outline:hover{background-color:var(--color-active)}.btn-danger{background-color:var(--color-danger);color:#fff}.btn-danger:hover{background-color:#b71c1c}.form-group{margin-bottom:1rem}.form-group label{display:block;margin-bottom:.375rem;font-weight:500;color:var(--color-text-secondary);font-size:.875rem}.form-group input,.form-group select,.form-group textarea{width:100%;padding:.5rem .75rem;border:1px solid var(--color-border);border-radius:var(--border-radius);font-size:.875rem;font-family:var(--font-family);transition:border-color .2s ease}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 2px #1565c026}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:.75rem 1rem;text-align:left;border-bottom:1px solid var(--color-border)}.table th{font-weight:600;color:var(--color-text-secondary);font-size:.8rem;text-transform:uppercase;letter-spacing:.5px}.table tr:hover td{background-color:var(--color-hover)}.text-center{text-align:center}.text-right{text-align:right}.mt-1{margin-top:.5rem}.mt-2{margin-top:1rem}.mt-3{margin-top:1.5rem}.mb-1{margin-bottom:.5rem}.mb-2{margin-bottom:1rem}.mb-3{margin-bottom:1.5rem}