.circular-tabs{margin-bottom:3rem}.nav-tabs{border-bottom:2px solid #e9ecef;display:flex;list-style:none;padding:0;margin:0}.nav-item{margin-right:1rem}.nav-link{display:inline-block;padding:.75rem 1.5rem;color:#6c757d;text-decoration:none;background:none;cursor:pointer;border:none;border-bottom:2px solid transparent;transition:all .3s ease;font-weight:500}.nav-link.active,.nav-link:hover{color:#007bff;border-bottom-color:#007bff}.circulars-list{margin-bottom:5rem}.circular-item{margin-bottom:2rem}.circular-card{background:#fff;border-radius:12px;padding:2.5rem;box-shadow:0 4px 20px rgba(0,0,0,.08);border:1px solid #f0f0f0;transition:all .3s ease;position:relative;overflow:hidden}.circular-card:before{content:"";position:absolute;top:0;left:0;width:100%;height:4px;background:linear-gradient(90deg,#932E40,#6c757d)}.circular-card:hover{transform:translateY(-8px);box-shadow:0 12px 40px rgba(0,123,255,.15)}.circular-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:1px solid #e9ecef}.circular-title{color:#2c3e50;margin:0;font-size:1.75rem;font-weight:700;line-height:1.3}.circular-date{color:#6c757d;font-size:.9rem;background:linear-gradient(135deg,#f8f9fa,#e9ecef);padding:.5rem 1rem;border-radius:20px;font-weight:500;border:1px solid #dee2e6}.circular-description{margin-bottom:2rem}.circular-description p{color:#555;margin:0;line-height:1.7;font-size:1.1rem}.circular-downloads h4{color:#2c3e50;margin-bottom:1.5rem;font-size:1.25rem;font-weight:600}.download-buttons{display:flex;gap:1.5rem;flex-wrap:wrap}.download-item{flex:0 0 auto}.btn-download{display:flex;flex-direction:column;align-items:center;padding:1.5rem 1.25rem;background:linear-gradient(135deg,#932E40,#932E40);color:white;border:none;border-radius:12px;cursor:pointer;transition:all .3s ease;min-width:120px;text-decoration:none;position:relative;overflow:hidden}.btn-download:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s}.btn-download:hover:not(.disabled){background:linear-gradient(135deg,#EDD6AE,#EDD6AE);transform:translateY(-3px);box-shadow:0 8px 25px rgba(237,214,174,.3)}.btn-download:hover:before{left:100%}.btn-download.disabled{background:linear-gradient(135deg,#6c757d,#495057);cursor:not-allowed;opacity:.7}.btn-download.disabled:hover{transform:none;box-shadow:none}.btn-download i{font-size:1.5rem;margin-bottom:.75rem}.btn-download span{font-weight:600;margin-bottom:.25rem;font-size:1rem}.btn-download small{font-size:.8rem;opacity:.9;font-weight:400}.no-circulars{text-align:center;padding:4rem 2rem}.empty-state i{font-size:4rem;color:#6c757d;margin-bottom:1.5rem;opacity:.5}.empty-state h3{color:#2c3e50;margin-bottom:1rem;font-size:1.5rem;font-weight:600}.empty-state p{color:#6c757d;font-size:1.1rem}.circular-info{margin-top:4rem}.info-box{background:linear-gradient(135deg,#f8f9fa,#ffffff);border-radius:12px;padding:2rem;border-left:5px solid #932e40;box-shadow:0 2px 15px rgba(0,0,0,.05)}.info-box h4{color:#2c3e50;margin-bottom:1rem;font-size:1.25rem;font-weight:600}.info-box p{color:#555;margin-bottom:.75rem;line-height:1.6}.contact-info{margin-top:1.5rem;padding-top:1rem;border-top:1px solid #e9ecef}.contact-info p{margin-bottom:.5rem;font-size:1rem}.contact-info strong{color:#932E40;font-weight:600}@media (max-width:768px){.circular-header{flex-direction:column;align-items:flex-start;gap:1rem}.circular-title{font-size:1.5rem}.circular-card{padding:2rem}.download-buttons{justify-content:center;gap:1rem}.btn-download{min-width:100px;padding:1.25rem 1rem}.nav-tabs{flex-wrap:wrap;gap:.5rem}.nav-item{margin-right:0;margin-bottom:.5rem}.nav-link{padding:.5rem 1rem;font-size:.9rem}.info-box{padding:1.5rem}}@media (max-width:480px){.circular-card{padding:1.5rem}.circular-title{font-size:1.3rem}.download-buttons{flex-direction:column;align-items:center}.btn-download{width:100%;max-width:200px}}