@keyframes rotate{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}.measurement-method{display:flex;gap:15px;margin-bottom:25px;flex-wrap:wrap}.method-option{flex:1;min-width:150px;padding:15px;border:2px solid #f9a8d4;border-radius:12px;cursor:pointer;transition:all .3s ease;text-align:center;background:#fff}.method-option:hover{border-color:#ec4899;background:#fdf2f8;transform:translateY(-2px)}.method-option.active{border-color:#d946ef;background:linear-gradient(135deg,rgba(217,70,239,.1) 0%,rgba(236,72,153,.1) 100%);box-shadow:0 4px 15px rgba(217,70,239,.2)}.method-option i{font-size:1.8rem;color:#ec4899;margin-bottom:8px;display:block}.method-option span{font-weight:600;color:#831843;font-size:.95rem}.input-group-custom{margin-bottom:20px}.input-label{font-weight:500;color:#831843;margin-bottom:8px;display:flex;align-items:center;gap:8px;font-size:.95rem}.tooltip-icon{display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;border-radius:50%;background:#ec4899;color:#fff;font-size:.7rem;cursor:help;margin-left:5px;position:relative}.tooltip-icon:hover .tooltip-text{visibility:visible;opacity:1}.tooltip-text{visibility:hidden;opacity:0;position:absolute;z-index:1000;bottom:125%;left:50%;transform:translateX(-50%);background-color:#831843;color:#fff;text-align:center;padding:8px 12px;border-radius:8px;font-size:.85rem;white-space:nowrap;transition:opacity .3s;box-shadow:0 4px 6px rgba(0,0,0,.1);font-weight:400}.tooltip-text::after{content:"";position:absolute;top:100%;left:50%;margin-left:-5px;border-width:5px;border-style:solid;border-color:#831843 transparent transparent transparent}.form-input{width:100%;padding:12px 15px;border:2px solid #f9a8d4;border-radius:12px;font-size:1.1rem;font-family:'Roboto Mono',monospace;transition:all .3s ease;background:#fff}.form-input:focus{outline:none;border-color:#ec4899;box-shadow:0 0 0 4px rgba(236,72,153,.2);transform:translateY(-2px)}.input-range{font-size:.8rem;color:#9f1239;margin-top:4px}.result-card{background:linear-gradient(135deg,#d946ef 0%,#ec4899 100%);color:#fff}@media(min-width:992px){.result-card{position:sticky;top:20px}}.result-main{text-align:center;padding:20px 0}.result-label{font-size:1.2rem;font-weight:500;opacity:.95;margin-bottom:5px}.result-value{font-family:'Roboto Mono',monospace;font-size:2.5rem;font-weight:700;margin-bottom:15px;animation:pulse .5s ease}@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.05)}}.result-divider{border:0;height:2px;background:rgba(255,255,255,.3);margin:15px 0}.result-details{background:rgba(255,255,255,.15);border-radius:12px;padding:15px;margin-top:15px}.result-item{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid rgba(255,255,255,.1)}.result-item:last-child{border-bottom:none}.result-item-label{font-size:1rem;opacity:.9;display:flex;align-items:center;gap:8px}.result-item-value{font-family:'Roboto Mono',monospace;font-weight:600;font-size:1.2rem}.ring-size-table{width:100%;border-collapse:collapse;margin-top:15px;background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 15px rgba(0,0,0,.05)}.ring-size-table thead{background:linear-gradient(135deg,#d946ef 0%,#ec4899 100%);color:#fff}.ring-size-table th,.ring-size-table td{padding:12px 10px;text-align:center;font-size:.9rem}.ring-size-table th{font-weight:600;position:sticky;top:0;z-index:10}.ring-size-table tbody tr:nth-child(even){background:#fdf2f8}.ring-size-table tbody tr:hover{background:#fce7f3}.ring-size-table tbody tr.highlighted{background:linear-gradient(135deg,rgba(217,70,239,.2) 0%,rgba(236,72,153,.2) 100%) !important;font-weight:600;color:#831843}.table-container{max-height:400px;overflow-y:auto;border-radius:12px}.tips-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:15px;margin-top:15px}.tip-card{background:#fff;padding:20px;border-radius:12px;border:2px solid #f9a8d4;transition:all .3s ease}.tip-card:hover{border-color:#ec4899;box-shadow:0 8px 20px rgba(236,72,153,.2);transform:translateY(-3px)}.tip-card .tip-icon{font-size:2.5rem;color:#ec4899;margin-bottom:10px}.tip-card .tip-title{font-weight:600;font-size:1.1rem;color:#831843;margin-bottom:10px}.tip-card .tip-desc{color:#9f1239;font-size:.9rem;line-height:1.6;margin-bottom:10px}.tip-card .tip-badges{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}.tip-card .badge{padding:4px 10px;border-radius:20px;font-size:.75rem;font-weight:600}.tip-card .badge-accuracy{background:#dcfce7;color:#166534}.tip-card .badge-risk{background:#fee2e2;color:#991b1b}.history-list{margin-top:15px}.history-item{background:#fff;padding:15px;border-radius:12px;margin-bottom:10px;border-left:4px solid #ec4899;display:flex;justify-content:space-between;align-items:center;transition:all .3s ease}.history-item:hover{box-shadow:0 4px 15px rgba(236,72,153,.15);transform:translateX(5px)}.history-item .history-info{flex:1}.history-item .history-date{font-size:.85rem;color:#9f1239;margin-bottom:5px}.history-item .history-data{font-weight:600;color:#831843}.history-item .btn-delete{background:transparent;border:none;color:#f43f5e;cursor:pointer;padding:8px 12px;border-radius:8px;transition:all .3s ease}.history-item .btn-delete:hover{background:#fee2e2;color:#991b1b}@keyframes fadeInDown{from{opacity:0;transform:translateY(-30px)}to{opacity:1;transform:translateY(0)}}@media(max-width:768px){.page-header h1{font-size:2rem}.result-value{font-size:2rem}.measurement-method{flex-direction:column}.method-option{width:100%}.tips-grid{grid-template-columns:1fr}}.chart-container{position:relative;height:300px;margin:20px 0}.recommendation-box{background:linear-gradient(135deg,rgba(217,70,239,.1) 0%,rgba(236,72,153,.1) 100%);border-left:4px solid #ec4899;padding:15px;border-radius:8px;margin-top:15px}.recommendation-box i{color:#ec4899;margin-right:8px}.recommendation-box p{color:#831843;font-weight:500;margin:0;line-height:1.6}