:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}.date-calc-root{min-height:100vh;width:100vw;max-width:100vw;background:#111;color:#f0f0f0;display:flex;flex-direction:column;padding:0;margin:0;box-sizing:border-box;font-family:Inter,PingFang SC,Microsoft YaHei,Arial,Helvetica Neue,Helvetica,sans-serif}.date-calc-header{width:100vw;max-width:100vw;display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;padding:2rem 4vw 1rem 4vw;box-sizing:border-box;background:#181818}.date-calc-header h1{font-size:2rem;font-weight:700;letter-spacing:1px;color:#fff;margin:0}.date-calc-header h1,.date-calc-header h2,h2{font-family:Inter,PingFang SC,Microsoft YaHei,Arial,Helvetica Neue,Helvetica,sans-serif;font-weight:700;letter-spacing:2px;line-height:1.2}.lang-btn{background:#252525;color:#fff;border:1.5px solid #646cff;border-radius:10px;font-family:Inter,PingFang SC,Microsoft YaHei,Arial,Helvetica Neue,Helvetica,sans-serif;font-size:.8rem;min-width:80px;padding:.4em .8em;font-weight:600;cursor:pointer;transition:background-color .25s,border-color .25s,color .25s;box-shadow:0 2px 8px #2224;text-align:center;display:inline-block;vertical-align:middle;line-height:normal}.lang-btn:hover{background-color:#333;border-color:#7f5af0;color:#7f5af0}.date-calc-card{background:#18181c;border-radius:18px;box-shadow:0 4px 32px #000a,0 1.5px 8px #2228;padding:2.5rem 2rem 2rem;margin:0 auto;display:flex;flex-direction:column;align-items:center;max-width:420px;width:100%;gap:1.5rem;min-height:480px;box-sizing:border-box}.date-calc-main{width:100vw;max-width:100vw;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;box-sizing:border-box;padding:3vh 0 0}.input-group{width:100%;margin-bottom:.5rem;display:flex;flex-direction:column;gap:.5rem}.input-group label{font-size:1.08rem;font-weight:600;color:#bdbdbd;margin-bottom:.2rem;min-height:1.5em}.react-datepicker__input-container input,.custom-datepicker{width:100%;background-color:#252525;color:#fff;border:1.5px solid #444;border-radius:10px;padding:.9em 1em;font-size:1.15rem;font-family:inherit;box-sizing:border-box;transition:border-color .25s,box-shadow .25s;text-align:center;letter-spacing:2px;font-weight:500;min-height:48px}.react-datepicker__input-container input:focus,.custom-datepicker:focus{outline:none;border-color:#646cff;box-shadow:0 0 0 3px #5a67d840}.calc-btn{width:100%;background-image:linear-gradient(90deg,#646cff,#7f5af0);color:#fff;border:none;border-radius:10px;padding:.7em 0;font-size:1.15rem;font-weight:700;cursor:pointer;box-shadow:0 2px 8px #2226;transition:background .2s,box-shadow .2s;margin-top:1.2rem;margin-bottom:.5rem;letter-spacing:1px;min-height:44px;text-align:center}.calc-btn:hover{background-image:linear-gradient(90deg,#535bf2,#7f5af0);box-shadow:0 4px 16px #646cff44}.result-fixed{position:fixed;left:0;right:0;bottom:0;z-index:100;background:#141414fa;border-top:1.5px solid #333;box-shadow:0 -2px 16px #000a;padding:1.5rem 4vw 2.2rem 4vw;text-align:center;width:100vw;max-width:100vw;min-height:80px;display:flex;flex-direction:column;align-items:center;justify-content:center;box-sizing:border-box}.result-fixed span{font-size:1.1rem;color:#aaa}.result-fixed b{font-size:2.2rem;color:#fff;margin:0 .5rem}.date-calc-main h2{font-size:2rem;font-weight:700;letter-spacing:2px;color:#fff;margin:0;text-align:center}@media (max-width: 600px){.date-calc-header{width:90vw;max-width:90vw;margin:0 auto 2rem;border-radius:.8rem}.date-calc-main{padding-left:0;padding-right:0;padding:1.2rem 0;align-items:stretch}.date-calc-card{padding:1.2rem .5rem;max-width:95vw;width:95vw;border-radius:.8rem;margin:0 auto;box-shadow:0 2px 12px #0006;min-height:420px}.result-fixed{padding:1.2rem 1vw 1.8rem 1vw;font-size:1rem}.date-calc-main h2{font-size:1.17rem!important}}body{margin:0;padding:0;background:#111}.react-datepicker__input-container input{background:#252525;color:#fff;border:1px solid #444;border-radius:8px;padding:.8em 1em;font-size:1.1rem;font-family:inherit;box-sizing:border-box;transition:border-color .25s,box-shadow .25s;text-align:center;letter-spacing:2px}.react-datepicker__input-container input:focus{outline:none;border-color:#5a67d8;box-shadow:0 0 0 3px #5a67d880}.react-datepicker{background:#222;border:1px solid #444;color:#fff;box-shadow:0 4px 24px #000a}.react-datepicker__header{background:#181818;border-bottom:1px solid #333}.react-datepicker__current-month,.react-datepicker-time__header,.react-datepicker-year-header,.react-datepicker__day,.react-datepicker__day-name,.react-datepicker__time-name{color:#fff}.react-datepicker__day--selected,.react-datepicker__day--keyboard-selected{background:#646cff;color:#fff}.react-datepicker__day--today{border-bottom:2px solid #7f5af0}.react-datepicker__navigation-icon:before{border-color:#fff}.react-datepicker__close-icon:after{background-color:#444;color:#fff}.main-logo{height:16.9px;margin-bottom:0;margin-left:0}@media (min-width: 601px){.main-logo{height:19.4px}}