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var(--space-6)}.sdh-container-wide{max-width:var(--max-width-wide)}.sdh-container-prose{max-width:var(--max-width-prose)}.sdh-heading{font-family:var(--font-sans);font-weight:var(--font-bold);line-height:var(--leading-tight);color:var(--color-text);letter-spacing:-.02em}@media (max-width: 768px){.sdh-navbar{padding:0 var(--space-4)}.sdh-navbar-nav{gap:0}.sdh-navbar-link{padding:var(--space-2)}.sdh-navbar-user{display:none}.sdh-container{padding:0 var(--space-4)}}.card{background:var(--color-surface);border-radius:var(--radius-lg);padding:1.5rem;box-shadow:var(--shadow-md);margin-bottom:1.5rem}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.card-title{font-size:1.25rem;font-weight:600;margin:0}.btn{padding:.5rem 1rem;border:none;border-radius:var(--radius-sm);cursor:pointer;font-weight:500;transition:all var(--transition-base);text-decoration:none;display:inline-block}.btn-primary{background:var(--color-primary-600);color:#fff}.btn-primary:hover{background:var(--color-primary-700)}.btn-danger{background:var(--color-danger);color:#fff}.btn-danger:hover{background:var(--color-danger-700)}.btn-secondary{background:var(--color-neutral-500);color:#fff}.btn-secondary:hover{background:var(--color-neutral-600)}.btn-small{padding:.25rem .75rem;font-size:.875rem}.table{width:100%;border-collapse:collapse}.table th,.table td{text-align:left;padding:.75rem;border-bottom:1px solid var(--color-border)}.table th{font-weight:600;color:var(--color-text-secondary);font-size:.875rem;text-transform:uppercase}.table tbody tr:hover{background:var(--color-bg-subtle)}.badge{padding:.25rem .5rem;border-radius:var(--radius-sm);font-size:.75rem;font-weight:600;display:inline-block}.badge-primary{background:var(--color-primary-50);color:var(--color-primary-600)}.badge-success{background:var(--color-success-50);color:var(--color-success-700)}.badge-warning{background:var(--color-warning-50);color:var(--color-warning-700)}.badge-danger{background:var(--color-danger-50);color:var(--color-danger)}.form-group{margin-bottom:1rem}.form-group label{display:block;margin-bottom:.5rem;font-weight:500;color:var(--color-text)}.form-control{width:100%;padding:.5rem;border:1px solid var(--color-border);border-radius:var(--radius-sm);font-size:1rem}.form-control:focus{outline:none;border-color:var(--color-primary-600);box-shadow:0 0 0 3px var(--color-primary-50)}select.form-control{cursor:pointer}.checkbox-group{display:flex;flex-wrap:wrap;gap:1rem}.checkbox-item{display:flex;align-items:center;gap:.5rem}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:var(--color-overlay);display:flex;align-items:center;justify-content:center;z-index:var(--z-modal)}.modal{background:var(--color-surface);border-radius:var(--radius-lg);padding:2rem;max-width:600px;width:90%;max-height:90vh;overflow-y:auto}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.modal-title{font-size:1.5rem;font-weight:600;margin:0}.modal-footer{display:flex;justify-content:flex-end;gap:1rem;margin-top:1.5rem}.loading{text-align:center;padding:2rem;color:var(--color-text-secondary)}.error{background:var(--color-danger-50);color:var(--color-danger);padding:1rem;border-radius:var(--radius-sm);margin-bottom:1rem}.success{background:var(--color-success-50);color:var(--color-success-700);padding:1rem;border-radius:var(--radius-sm);margin-bottom:1rem}.empty-state{text-align:center;padding:3rem;color:var(--color-text-tertiary)}.empty-state-icon{font-size:3rem;margin-bottom:1rem}