.calculator{background:linear-gradient(180deg,#fff 0%,#fbfdff 100%);border-radius:22px;padding:25px;box-shadow:0 10px 30px rgba(26,75,95,.08);margin-bottom:30px;margin-left:auto;margin-right:auto;border:1px solid #d9e3ee;position:relative;overflow:hidden}.calculator::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at top right,rgba(107,158,158,.12),transparent 38%),radial-gradient(circle at bottom left,rgba(26,75,95,.08),transparent 35%);pointer-events:none}.gender-group{display:flex;justify-content:flex-start;gap:20px;margin-bottom:20px;position:relative;z-index:1}.gender-option{display:flex;align-items:center;gap:8px}.gender-option input{width:18px;height:18px;cursor:pointer}.form-row{display:flex;gap:15px;margin-bottom:18px;align-items:center;position:relative;z-index:1}.form-group{flex:1;text-align:center}.form-group label{display:block;margin-bottom:6px;font-weight:700;color:#2e546a;font-size:14px}.form-control{width:100%;padding:10px 12px;border:1.5px solid #ecdca8;border-radius:12px;font-size:15px;transition:border-color .2s ease,box-shadow .2s ease;text-align:center;margin:0 auto;display:block;box-sizing:border-box;background:#fefcf5;color:#1a3f5c}.form-control:focus{border-color:#1a4b5f;outline:none;box-shadow:0 0 0 4px rgba(26,75,95,.08);background:#fff}.btn{background:linear-gradient(135deg,#1a4b5f 0%,#2b6a79 100%);color:#fff;border:0;padding:10px 20px;border-radius:12px;font-size:15px;font-weight:700;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;height:42px;white-space:nowrap;display:inline-block;line-height:22px;box-sizing:border-box;box-shadow:0 8px 18px rgba(26,75,95,.14)}.btn:hover{transform:translateY(-2px);box-shadow:0 12px 22px rgba(26,75,95,.18);filter:saturate(1.03)}.result-container{margin-top:25px;padding:18px;background:#fefcf5;border-radius:16px;border:1px solid #ecdca8;border-right:5px solid #6b9e9e;display:none;box-shadow:0 6px 16px rgba(0,0,0,.04);position:relative;z-index:1}.result-title{color:#1a4b5f;margin-bottom:12px;font-size:18px;font-weight:800}.result-value{font-size:24px;font-weight:800;color:#1a3f5c;margin:8px 0}.result-details{margin-top:12px;color:#5a6c7d;font-size:14px}.protein-sources{margin-top:20px;padding:15px;background:#fefcf5;border-radius:16px;border:1px solid #ecdca8}.protein-source-list{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;margin-top:10px;flex-direction:row}.protein-source{flex:1;min-width:150px;padding:10px;background:#fff;border-radius:12px;text-align:center;border:1px solid #d0ddee;transition:transform .2s ease}.protein-source:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(26,75,95,.08)}.source-name{font-weight:700;margin-bottom:5px;color:#1a4b5f}.source-amount{font-size:14px;color:#6b9e9e;font-weight:600}@media(max-width:768px){.calculator{padding:20px;margin:15px}.form-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.form-row.activity-with-button{display:flex;flex-direction:column;gap:15px}.form-row.activity-with-button .form-group:first-child,.form-row.activity-with-button .form-group:last-child{flex:1 1 auto;width:100%}.protein-source-list{flex-direction:row;flex-wrap:wrap}.protein-source{min-width:calc(50% - 10px);flex:1 1 auto}.result-value{font-size:1.5rem}.btn{white-space:normal;height:auto;padding:10px 16px;width:auto}}@media(max-width:550px){.btn{width:100%;display:block;text-align:center;white-space:normal}}@media(max-width:480px){.gender-group{justify-content:flex-start;gap:10px}.calculator{padding:16px}.protein-source-list{flex-direction:row;flex-wrap:wrap}.protein-source{min-width:calc(50% - 10px)}.btn{padding:10px 12px;font-size:14px}}@media(max-width:380px){.protein-source-list{flex-direction:column}.protein-source{min-width:100%}}@media(min-width:769px){.btn{margin-top:25px}.calculator>.gender-group{order:-1}.form-row.activity-with-button{display:flex;align-items:center;gap:15px}.form-row.activity-with-button .form-group:first-child{flex:1 1 70%}.form-row.activity-with-button .form-group:last-child{flex:0 0 30%;display:flex;align-items:center;justify-content:center}}