@tailwind base;@tailwind components;@tailwind utilities;:root{--foreground-rgb:0,0,0;--background-start-rgb:214,219,220;--background-end-rgb:255,255,255}@media (prefers-color-scheme:dark){:root{--foreground-rgb:255,255,255;--background-start-rgb:0,0,0;--background-end-rgb:0,0,0}}body{color:#333;background:linear-gradient(135deg,#667eea,#764ba2);min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box;padding:0;margin:0}a{color:inherit;text-decoration:none}.App{text-align:center;min-height:100vh;display:flex;flex-direction:column}.App-header{background:linear-gradient(135deg,#667eea,#764ba2);color:white;padding:2rem 0;margin-bottom:2rem}.App-header h1{color:white;text-shadow:0 2px 4px rgba(0,0,0,.3)}.App-header p{color:rgba(255,255,255,.95);text-shadow:0 1px 2px rgba(0,0,0,.2)}.header-container{display:flex;justify-content:space-between;align-items:flex-start;width:100%;max-width:1200px;margin:0 auto;padding:0 20px;flex-wrap:wrap;gap:1rem}.header-content{flex:1 1;min-width:250px}.header-language-selector{flex:0 0 auto;align-self:flex-start}.App-header h1{margin:0 0 .5rem;font-size:2.5rem;font-weight:700}.App-header p{font-size:1.1rem;opacity:.9;max-width:600px;margin:0 auto}main{flex:1 1;padding:0 1rem;max-width:1200px;margin:0 auto;width:100%}footer{background-color:#f8f9fa;color:#6c757d;padding:2rem 0;margin-top:3rem;border-top:1px solid #e9ecef}.card{background:white;border-radius:12px;padding:2rem;box-shadow:0 4px 20px rgba(0,0,0,.1);margin-bottom:2rem}.card,.card h1,.card h2,.card h3,.card h4,.card h5,.card h6{color:#333}.card p{color:#555}.category-tabs{display:flex!important;flex-direction:row!important;gap:8px;margin-bottom:2rem;justify-content:center;flex-wrap:wrap!important;align-items:center;min-height:auto;width:100%}.category-tab{display:inline-flex!important;align-items:center;padding:12px 20px;border:2px solid #e9ecef;background:white;border-radius:8px;cursor:pointer;transition:all .2s ease;font-size:14px;font-weight:500;flex-shrink:0!important;white-space:nowrap;width:auto!important;min-width:-moz-fit-content;min-width:fit-content;color:#495057}.category-tab:hover{border-color:#007bff;background:#f8f9fa;color:#007bff}.category-tab.active{background:#007bff;color:white;border-color:#007bff}.category-error{color:#dc3545;text-align:center;padding:2rem;font-size:18px;font-weight:500}.converter-container{display:flex;align-items:center;gap:16px;flex-wrap:wrap;justify-content:center;margin-top:24px;flex-direction:row}.converter-input-group{display:flex;align-items:center;gap:12px}.converter-equals{font-size:24px;font-weight:700;color:#007bff;margin:0 8px}.converter-swap-button{padding:12px 16px;font-size:16px;border:2px solid #e9ecef;border-radius:8px;background-color:white;color:#333;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;gap:8px}.converter-swap-button:hover{background-color:#f8f9fa;border-color:#007bff}.converter-error{color:#dc3545;text-align:center;margin-top:16px;font-size:14px}.result-display,.value-input{width:120px;padding:12px 16px;font-size:16px;border:2px solid #e9ecef;border-radius:8px;text-align:center;font-weight:500}.value-input{background-color:white;color:#333}.value-input:focus{outline:none;border-color:#007bff}.result-display{background-color:#f8f9fa;color:#495057;min-height:48px;display:flex;align-items:center;justify-content:center}.unit-select{padding:12px 16px;font-size:16px;border:2px solid #e9ecef;border-radius:8px;background-color:white;min-width:140px;color:#333}.unit-select:focus{outline:none;border-color:#007bff}.desktop-only{display:block}.mobile-only{display:none}@media (max-width:768px){.desktop-only{display:none!important}.mobile-only{display:block!important}.App-header{padding:1.5rem 0}.App-header h1{font-size:1.8rem;margin-bottom:.3rem}.App-header p{font-size:.9rem;padding:0 1rem}.card{padding:1.5rem;margin:0 .5rem 1.5rem}.category-tabs{gap:6px;padding:0 .5rem;flex-wrap:wrap!important;flex-direction:row!important}.category-tab{padding:8px 12px;font-size:12px;min-width:80px}.category-tab span:first-child{margin-right:4px}.header-container{flex-direction:column!important;align-items:center!important;gap:1rem!important}.header-content{text-align:center;flex:none!important;min-width:auto!important}.header-language-selector{flex:none!important;align-self:center!important;display:flex!important}.header-language-selector,.language-selector-mobile{justify-content:center!important;width:100%!important;max-width:300px!important}.language-selector-mobile{align-items:center!important;margin:0 auto!important}.language-selector-mobile .language-button .language-name{display:none!important}.language-selector-mobile .language-button{min-width:35px!important;max-width:40px!important;padding:4px!important;flex:0 0 auto!important}.language-selector-mobile .language-button.active{min-width:60px!important;max-width:none!important}.language-selector-mobile .language-button.active .language-name{display:inline!important;font-size:10px!important}div.language-selector-mobile button.language-button span.language-name{display:none!important}div.language-selector-mobile button.language-button.active span.language-name{display:inline!important;font-size:10px!important}@media (max-width:768px){.App-header>div{justify-content:center!important;align-items:center!important}.App-header>div>div:last-child{margin:0 auto!important;display:flex!important;justify-content:center!important}}.converter-container{flex-direction:column!important;gap:20px!important}.converter-container>div{width:100%;display:flex;flex-direction:column;gap:12px}.result-display,.value-input{width:100%!important;max-width:200px;margin:0 auto}.unit-select{max-width:300px}.converter-swap-button,.unit-select{width:100%!important;margin:0 auto;font-size:16px!important;padding:16px 20px!important}.converter-swap-button{max-width:200px;justify-content:center}}@media (max-width:480px){.App-header h1{font-size:1.5rem}.App-header p{font-size:.8rem}.card{padding:1rem;margin:0 .25rem 1rem}.category-tabs{gap:4px;flex-wrap:wrap!important;flex-direction:row!important}.category-tab{padding:6px 8px;font-size:11px;min-width:70px}.header-container{gap:.75rem!important}.App-header h1{margin-bottom:.2rem}.language-selector-mobile{max-width:250px!important}.language-selector-mobile .language-button{min-width:30px!important;max-width:35px!important;padding:3px!important}.language-selector-mobile .language-button .language-name{font-size:9px!important}.mobile-only{margin-bottom:1.5rem}.mobile-only button{box-shadow:0 2px 8px rgba(0,123,255,.15)}.mobile-only button:hover{box-shadow:0 4px 12px rgba(0,123,255,.25)}.converter-container{gap:16px!important}.result-display,.value-input{max-width:180px}.unit-select{max-width:250px}.converter-swap-button,.unit-select{font-size:14px!important;padding:14px 16px!important}.converter-swap-button{max-width:180px}}@media (max-width:360px){.language-selector-mobile{max-width:200px!important}.language-selector-mobile .language-button{min-width:25px!important;max-width:30px!important;padding:2px!important}.converter-container{gap:16px!important}.result-display,.value-input{max-width:180px}.unit-select{max-width:250px}.converter-swap-button,.unit-select{font-size:14px!important;padding:14px 16px!important}.converter-swap-button{max-width:180px}}@media (prefers-color-scheme:dark){html{color-scheme:dark}}