*{box-sizing:border-box;margin:0;padding:0}.App{min-height:100vh;background:linear-gradient(135deg,#667eea,#764ba2);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif}.App-header{background-color:#fffffff2;padding:1.5rem;text-align:center;box-shadow:0 2px 10px #0000001a}.App-header h1{color:#333;font-size:2rem;font-weight:700}.calculator-main{padding:2rem;max-width:1400px;margin:0 auto}.calculator-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(500px,1fr));gap:2rem;align-items:start}.left-column,.right-column{display:flex;flex-direction:column;gap:1.5rem}.calculator-section{background:#fff;padding:1.5rem;border-radius:12px;box-shadow:0 4px 6px #0000001a}.calculator-section h2{color:#333;font-size:1.3rem;margin-bottom:1rem;border-bottom:2px solid #667eea;padding-bottom:.5rem}.calculator-section h4{color:#555;font-size:1rem;margin-bottom:.5rem}.item-size-buttons{display:flex;gap:1rem;flex-wrap:wrap;margin-bottom:1rem}.size-button{flex:1;min-width:120px;padding:1rem;font-size:1.1rem;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:8px;cursor:pointer;transition:all .3s ease;font-weight:600}.size-button:hover{transform:translateY(-2px);box-shadow:0 4px 12px #667eea66}.size-button:active{transform:translateY(0)}.dimensions-info{background:#f8f9fa;padding:1rem;border-radius:8px;margin-top:1rem}.dimensions-info p{margin:.5rem 0;color:#555;font-weight:500}.city-input,.office-select{width:100%;padding:.75rem;border:2px solid #e0e0e0;border-radius:8px;font-size:1rem;transition:border-color .3s ease;margin-top:.5rem}.city-input:focus,.office-select:focus{outline:none;border-color:#667eea}.city-suggestions{list-style:none;background:#fff;border:2px solid #e0e0e0;border-radius:8px;margin-top:.5rem;max-height:200px;overflow-y:auto;box-shadow:0 4px 6px #0000001a}.city-suggestions li{padding:.75rem;cursor:pointer;transition:background-color .2s ease;border-bottom:1px solid #f0f0f0}.city-suggestions li:last-child{border-bottom:none}.city-suggestions li:hover{background-color:#f8f9fa}.delivery-options{margin:1rem 0;padding:1rem;background:#f8f9fa;border-radius:8px}.delivery-options label{display:flex;align-items:center;gap:.5rem;cursor:pointer;font-weight:500;color:#555}.delivery-options input[type=checkbox]{width:18px;height:18px;cursor:pointer}.office-selection{margin-top:1rem}.result-section{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.result-section h2{color:#fff;border-bottom-color:#ffffff4d}.tariffs-list{display:flex;flex-direction:column;gap:1rem}.tariff-item{background:#fffffff2;border-radius:8px;padding:1rem;color:#333;transition:transform .2s ease,box-shadow .2s ease}.tariff-item:hover{transform:translateY(-2px);box-shadow:0 6px 16px #0003}.tariff-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.75rem;padding-bottom:.75rem;border-bottom:2px solid #e0e0e0}.tariff-header h3{margin:0;font-size:1.1rem;color:#667eea}.tariff-code{font-size:.85rem;color:#888;margin:0}.tariff-details{display:flex;flex-direction:column;gap:.5rem}.tariff-cost{display:flex;justify-content:space-between;align-items:center}.cost-label{font-weight:600;color:#555}.tariff-cost .cost-value{font-size:1.8rem;font-weight:700;color:#667eea;margin:0}.tariff-period,.tariff-dates{font-size:.9rem;color:#666}.no-results{text-align:center;padding:2rem;color:#fffc;font-style:italic}.shipping-cost{text-align:center;padding:1rem}.shipping-cost p{margin:.5rem 0}.cost-value{font-size:2.5rem;font-weight:700;margin-top:1rem!important}.error-message{color:#e74c3c;margin-top:.5rem;font-weight:500;font-size:.9rem}.result-section .error-message{color:#fff;background:#e74c3c4d;padding:.75rem;border-radius:6px}label{display:block;font-weight:600;color:#333;margin-bottom:.5rem}@media(max-width:1200px){.calculator-grid{grid-template-columns:1fr}}@media(max-width:768px){.App-header h1{font-size:1.5rem}.calculator-main{padding:1rem}.calculator-grid{gap:1rem}.item-size-buttons{flex-direction:column}.size-button{min-width:100%}.cost-value{font-size:2rem}.calculator-section{padding:1rem}}