body{font-family:Inter,sans-serif;font-optical-sizing:auto;font-weight:400;line-height:1.6;font-style:normal;font-display:swap}.tooltip{z-index:1080}.tooltip .tooltip-inner{max-width:220px;padding:6px 12px;color:#fff;text-align:center;background-color:#1e1e1e;border-radius:6px;font-size:.8rem;line-height:1.4;box-shadow:0 4px 12px #00000040}.tooltip.bs-tooltip-top .tooltip-arrow:before,.tooltip.bs-tooltip-auto[data-popper-placement^=top] .tooltip-arrow:before{border-top-color:#1e1e1e}.tooltip.bs-tooltip-bottom .tooltip-arrow:before,.tooltip.bs-tooltip-auto[data-popper-placement^=bottom] .tooltip-arrow:before{border-bottom-color:#1e1e1e}.tooltip.show{opacity:1}.transition-hover{transition:transform .3s ease,box-shadow .3s ease}.card-wrapper:hover .transition-hover{box-shadow:0 .5rem 1.5rem #0000001a!important;transform:translateY(-3px)}.card-wrapper:hover .icon-arrow{transform:translate(3px);transition:transform .2s ease}.line-clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.line-clamp-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.bg-opacity-10{background-color:rgba(var(--bs-warning-rgb),.1)!important}.h1-cu{color:#000;font-weight:700;font-size:1.975rem;line-height:1.2}.google_login_btn{background-color:#4285f4;color:#fff;padding:10px;border:none;border-radius:5px;cursor:pointer}.home-intro p{font-size:1.5rem!important}b,strong{font-weight:700!important}.google_login_btn:hover{background-color:#3c76e4;color:#fff}.nav-text{font-size:large;font-weight:500;color:#f57003}h2{margin-bottom:.25rem;font-size:1.5rem;font-weight:700;color:#000}h3{margin-bottom:.25rem;font-size:1.1rem;font-weight:700;color:#000}.rd-0{border-radius:0!important}.font-weight-bold{font-weight:800}.resultlabel{font-size:large}.top-result-in{font-size:x-large;color:gray}.top-result-bg{background:#fdf7e7;margin:auto}.resultbg{background:#fdf7e7}.caltitle{font-weight:600;font-size:19px}.hidden{display:none}.card-link{text-decoration:none}.card-link:hover .card{box-shadow:0 4px 8px #0000001a}p{font-size:1.063rem}li{font-size:17px}.me-3{font-size:15px!important}.fs20{font-size:20px!important}math,mi{font-family:KaTeX_Main,Times New Roman,serif}math{font-size:13px;display:inline-block}.blog-content math{display:inline-block;font-size:1.05rem;vertical-align:middle}.blog-content p:has(math){overflow-x:auto;overflow-y:hidden;max-width:100%;padding:.5rem 0;margin:0 0 1rem;text-align:center;-webkit-overflow-scrolling:touch}.blog-content p:has(math){scrollbar-width:thin;scrollbar-color:#bbb #f1f1f1}.blog-content p:has(math)::-webkit-scrollbar{height:6px}.blog-content p:has(math)::-webkit-scrollbar-track{background:#f1f1f1;border-radius:3px}.blog-content p:has(math)::-webkit-scrollbar-thumb{background:#bbb;border-radius:3px}.blog-content p:has(math)::-webkit-scrollbar-thumb:hover{background:#999}aside{padding-top:2rem;padding-bottom:1rem}.bg-theme{background-color:#f6fbfc!important}table{border-collapse:collapse;width:100%}th,td{padding:8px;text-align:center;text-align:left}th{background-color:#f2f2f2}tr:nth-child(2n){background-color:#f2f2f2}tr:hover{background-color:#ddd}th,td{border:none}.resultbgsuccess{background-color:#f5fff5!important}.fw500{font-weight:500}.ml-3p{margin-left:3px!important}.mr-4{margin-right:27px!important}.fs22{font-size:22px}.resultbg{background-color:#f5fff5!important}.resultbgError{background-color:#fee!important}.inputLable{font-weight:500;font-size:large}h3{font-size:1.3rem!important}.input-group-text{font-size:1.2rem!important}.fsl{font-size:large!important}.ql-align-center{text-align:center!important;display:block;width:100%}.fw-600{font-weight:600}.fs1{font-size:1.2rem}.copy-btn:hover{color:#efc2c2}.bg-primary-light{background-color:#134686}.share-fb:hover{background-color:#3c76e4}.table,.table th,.table td{border:1px solid lightgray}.feedback-card{background-color:#f5e5e1}.feedback-card .g-recaptcha{transform:scale(.9);transform-origin:left top;margin-bottom:-10px}.search-container{max-width:700px;transition:transform .3s ease}.search-container:focus-within{transform:translateY(-5px)}.search-container input::-moz-placeholder{color:#a0aec0;font-size:.95rem}.search-container input::placeholder{color:#a0aec0;font-size:.95rem}.btn-warning{background-color:#f78325;border:none;transition:all .3s ease}.text-my{color:#f78325}.btn-warning:hover{background-color:#f78325;transform:scale(1.05)}.tracking-wider{letter-spacing:1px}.calculator-wrapper{text-decoration:none!important;display:block}.calculator-card{background:#fff;border:1px solid #eef0f2;border-radius:15px;padding:20px 10px;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 2px 10px #00000005}.calculator-wrapper:hover .calculator-card{transform:translateY(-8px);box-shadow:0 15px 30px #0d2b5c1a;border-color:#f57003}.icon-container{height:80px;display:flex;align-items:center;justify-content:center;margin-bottom:15px;transition:transform .3s ease}.icon-container img{width:60px;height:auto;filter:drop-shadow(0 5px 5px rgba(0,0,0,.05))}.calculator-wrapper:hover .icon-container{transform:scale(1.1)}.calc-name{font-size:.95rem;font-weight:700;color:#2d3748;margin-bottom:5px;line-height:1.2}.calc-count{font-size:.75rem;font-weight:600;color:#718096;background:#f7fafc;padding:3px 10px;border-radius:20px;display:inline-block}.intro-section{background:linear-gradient(135deg,#1e3c72,#2a5298);padding:100px 0;margin-top:5rem;position:relative}.intro-card{background:#ffffff0d;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.1);border-radius:24px;box-shadow:0 25px 50px -12px #00000040}.home-intro{font-size:1.15rem;line-height:1.8;color:#ffffffe6!important}.home-intro h2,.home-intro h1{font-weight:800;color:#f57003;margin-bottom:1.5rem}.home-intro p{margin-bottom:1.5rem}.divider-light{width:60px;height:3px;background:#f57003;border-radius:10px}.shape-1{position:absolute;top:-10%;left:-5%;width:300px;height:300px;background:#ffffff08;border-radius:50%}.shape-2{position:absolute;bottom:-10%;right:-5%;width:200px;height:200px;background:#ffc10708;border-radius:50%}.why-choose-us{background-color:#f8fafc}.feature-card{background:#fff;border-radius:20px;transition:all .3s ease}.feature-card:hover{transform:translateY(-5px);box-shadow:0 20px 40px #00000014!important}.icon-circle{width:64px;height:64px;border-radius:16px;display:flex;align-items:center;justify-content:center;transition:transform .3s ease}.icon-circle img{width:40px;height:40px;-o-object-fit:contain;object-fit:contain}.feature-card:hover .icon-circle{transform:rotate(5deg) scale(1.1)}.bg-blue-light{background-color:#e0f2fe}.bg-yellow-light{background-color:#fef3c7}.bg-green-light{background-color:#dcfce7}.bg-red-light{background-color:#fee2e2}.feature-card p{line-height:1.6;font-size:.95rem}.fw-extrabold{font-weight:800}.tracking-wider{letter-spacing:2px}.tool-group-card{background:#fff;border:1px solid #f0f0f0;border-radius:20px;padding:24px;transition:all .4s cubic-bezier(.165,.84,.44,1)}.tool-group-card:hover{box-shadow:0 20px 40px #0000000d;border-color:#f57003}.tool-header{display:flex;align-items:center;gap:15px;margin-bottom:20px}.tool-icon{width:45px;height:45px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.2rem}.bg-soft-warning{background-color:#fff9db;color:#f08c00}.bg-soft-primary{background-color:#e7f5ff;color:#1971c2}.bg-soft-success{background-color:#ebfbee;color:#2b8a3e}.tool-links{display:flex;flex-direction:column;gap:10px}.tool-links a{text-decoration:none;color:#495057;font-size:.95rem;padding:8px 12px;background:#f8f9fa;border-radius:8px;transition:all .2s;border:1px solid transparent}.tool-links a:hover{background:#fff;border-color:#dee2e6;color:#0d2b5c;padding-left:18px}.station-card{background:linear-gradient(135deg,#1e3c72,#2a5298);border-radius:24px;overflow:hidden}.station-sidebar{background:linear-gradient(135deg,#1e3c72,#2a5298)}.station-sidebar .nav-link{color:#ffffffb3;border-radius:12px;padding:15px;font-weight:600;transition:.3s;border:1px solid transparent}.station-sidebar .nav-link.active{background:#ffc10726!important;color:#f57003!important;border:1px solid #F57003}.station-sidebar .nav-link:hover:not(.active){color:#fff;background:#ffffff0d}.input-widget{position:relative;background:#f8fafc;border-radius:16px;padding:10px 15px;border:2px solid #f0f0f0;transition:.3s}.input-widget:focus-within{border-color:#f57003;background:#fff;box-shadow:0 10px 20px #0000000d}.form-control-custom{width:100%;border:none;background:transparent;font-size:1.5rem;font-weight:800;color:#0d2b5c;outline:none;padding-top:20px}.input-widget label{position:absolute;top:10px;left:15px;font-size:.75rem;font-weight:700;text-transform:uppercase;color:#94a3b8}.swap-icon{width:40px;height:40px;background:#f57003;color:#0d2b5c;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto;box-shadow:0 4px 10px #ffc10766}@media (max-width: 768px){.station-sidebar{border-radius:24px 24px 0 0}.station-sidebar .nav{flex-direction:row!important;overflow-x:auto;flex-wrap:nowrap}.station-sidebar .nav-link{white-space:nowrap;margin-right:10px}}.nav-logo{width:125px;transition:transform .3s ease}.nav-logo:hover{transform:scale(1.02)}.custom-nav-link{font-size:.95rem;font-weight:600;color:#4a5568!important;padding:.4rem 1rem!important;position:relative;transition:all .3s ease}.custom-nav-link:hover{color:#0d2b5c!important}.custom-nav-link:after{content:"";position:absolute;width:0;height:2px;bottom:5px;left:1rem;background-color:#f57003;transition:width .3s ease}.custom-nav-link:hover:after{width:calc(100% - 2rem)}.nav-search-form .input-group{background:#f1f5f9;border-radius:50px;padding:3px;border:1px solid #e2e8f0;transition:all .3s ease}.nav-search-form .form-control{background:transparent;border:none;font-size:.9rem;padding-left:15px;box-shadow:none!important}.nav-search-form .btn{border-radius:50px!important;padding:5px 15px;font-size:.8rem;font-weight:700}.nav-search-form:focus-within{background:#fff;box-shadow:0 4px 12px #0000000d}@media (max-width: 991px){.custom-nav-link:after{display:none}.nav-search-form{margin-bottom:10px}}.blog-content{font-size:1.1rem;line-height:1.8;color:#333}.blog-content h2{font-size:1.6rem;font-weight:700;margin-top:2.5rem}.blog-content h3{font-size:1.35rem;margin-top:2rem}.blog-content img{max-width:100%;border-radius:8px;margin:2rem 0}@media (max-width: 768px){.sticky-top{position:static}}.author-avatar img{border:2px solid #fff;border-radius:50%!important;transition:transform .3s ease}.author-avatar:hover img{transform:scale(1.1)}.featured-image-container img{transition:transform .5s ease}.featured-image-container:hover img{transform:scale(1.02)}.italic{font-style:italic}.opacity-10{opacity:.1!important}.custom-breadcrumb,.custom-breadcrumb .breadcrumb-item,.custom-breadcrumb .breadcrumb-item a{font-size:.75rem!important}